JB/T 4333-1997 Technical conditions for chamber filter press and plate and frame filter press
Some standard content:
J77
JB
Machinery Industry Standard of the People's Republic of China
JB/T 4333-1997
Technical Conditions for Chamber Filter Press and Plate and Frame Filter Press
Published on October 5, 1997
Published by the Ministry of Machinery Industry of the People's Republic of China
Implemented on January 1, 1998
JB/T4333-1997
Foreword
This standard is a revision of ZBJ77001-88 "Technical Conditions for Plate and Frame Filter Press" and JB/T4333-92 "Technical Conditions for Chamber Filter Press", and is combined into one standard.
This standard replaces both ZBJ77001-88 and JB/T4333-92 from the date of entry into force. This standard is proposed and managed by the National Separator Standardization Technical Committee. The chapters of this standard are: Shijiazhuang Xinsheng Machinery Plate Factory, Hangzhou Anticorrosion Equipment General Factory, Botou Filter Press General Factory, Qinglin First Machinery Factory, Hangzhou Xingyuan Filter Co., Ltd.
The main drafters of this standard are: Hu Zhijian, Li Xiuxin, Wang Shunguo, He Zhongxian, Wang Yi, Wang Guimin. 1 Scope
Machinery Industry Standard of the People's Republic of China
Xiang-style filter press and plate-frame filter press
Technical conditions
JB/T 43331997
ZB J7700188
JB/T 433392
This standard specifies the technical requirements, test methods, inspection rules and marking, packaging, transportation, storage and other requirements for rental filter presses and plate-frame filter presses (hereinafter referred to as filter presses). This standard applies to rental filter presses and plate-frame filter presses. 2 Reference Standards
The provisions contained in the following standards constitute the provisions of this standard through reference in this standard. When this standard is published, the versions shown are valid. All standards will be revised, and parties using this standard should explore the possibility of using the latest versions of the following standards. GB191-90
GB 2649-89
GB2650--89
GB265189
GB 265389
GB 3766-83
GB 406483
GB 4334.184
GB 4334.284
GB 4334. 384
GB 4334. 4—84
GB 4334. 584
GB/T 5226.1—1996
GB638886
GB7932—87
GB7935-87
GB 10894-89
GB 1089689
GB/T 1330691
GB/T 1338492
JB/T5152—91
JB/T5283—1997
JB/T641892
JB/T 721794
Packaging, storage and transportation pictorial marking
Method for sampling mechanical property test of welded jointsMethod for impact test of welded joints
Method for tensile test of welded joints
Method for bending and fanning test of welded joints
General technical conditions for hydraulic systems
Guidelines for safety design of electrical equipment
Test method for corrosion of stainless steel·10% oxalic acid
Stainless steel
Stainless steel
Stainless steel
Stainless steel
Stainless steel
Stainless steel
Sulfuric acid-ferric sulfate corrosion test method
65% nitric acid corrosion test method
Nitric acid-ammonia corrosion test method
Sulfuric acid-copper sulfate corrosion test method
Industrial machinery electrical equipmentPart 1: General technical conditionsMarking for shipping and receiving of transport packaging
General technical conditions for pneumatic systems|| tt||General technical conditions for hydraulic components
Determination of sound power level of noise in separation machinery - Engineering method Test method for plate and frame filter press and chamber filter press Label
General technical conditions for packaging of electromechanical products
Types and basic parameters of chamber filter press and plate and frame filter press Non-metallic filter plates and filter frames
Determination method of cleanliness of separator plates
Separation machinery
Approved by the Ministry of Machinery Industry on October 5, 1997
General technical conditions for coating
Implementation on January 1, 1998
1
3 Definitions
This standard adopts the following definitions,
JB/T43331997
Feed plate: The feed hole, washing hole, drain hole, etc. of the filter press are not on the thrust plate, but a dedicated plate-shaped part for feeding, water inlet, draining, etc., called the feed plate.
4 Technical requirements
4.1 Basic requirements
The design and manufacture of the filter press shall comply with the provisions of this standard and JB/T5152, and shall be manufactured according to the drawings and technical documents approved by the prescribed procedures. If the user has special requirements, it shall be manufactured according to the agreement signed by both parties. 4.2 Performance requirements for the whole machine
4.2.1 The filter chamber of the whole filter press shall be tight, and the water pressure test shall be carried out at 1.25 times the filtration pressure, and the pressure shall be maintained for 5 minutes. There shall be no spraying phenomenon at the pressing surface, and the seepage phenomenon caused by the capillary action of the filter medium shall be allowed at the pressing surface. There shall be no leakage at other sealing places. 4.2.2 After pressing at 1.25 times the pressing pressure for 5 minutes, the pressure-bearing parts of the filter press shall be free of cracks and obvious deformation. 4.2.3 The noise (sound power level) of the automatic filter press (empty) during operation shall not be greater than 105dB(A). 4.2.4 The hydraulic and pneumatic systems shall meet the following requirements; a) The hydraulic system shall meet the requirements of GB3766; b) The pneumatic system shall meet the requirements of GB7932; c) The hydraulic components shall meet the requirements of GB7935: d) The hydraulic clamping device shall be tested for sealing at 1.25 times the clamping pressure, and the pressure drop within 20 minutes shall not exceed 10% of the test pressure:
e) The cleanliness of the hydraulic system shall not exceed 60mg/L. 4.2.5 The age of the filter plate and filter frame after being clamped by the clamping pressure without any padding shall be as follows: The filter press with a filter plate size <1000mm×1000mm shall not exceed 0.25mm; the filter press with a filter plate size ≥1000mm×1000mm shall not exceed 0.35mm. 4.2.6 For filter presses equipped with endless filter belts, the deviation of the filter belt at the working speed should not exceed 30mm. 4.2.7 The control system, clamping device, filter plate moving device, filter cloth cleaning device, unloading device, etc. of the filter press should work flexibly and reliably. 4.3 Safety and sanitation requirements
4.3.1 The easily accessible transmission mechanism should be equipped with a safety protection device, and the remote rotation direction should be marked with a red screen head. 4.3.2 The materials of the parts of the filter presses that are in contact with the materials used in the food, material, pharmaceutical and other industries should comply with the relevant national medical and food hygiene regulations.
4.3.3 The electrical control device should comply with the relevant requirements of GB4064 and GB/T5226.1. 4.4 Requirements for materials and purchased parts
4.4.1 The materials and purchased parts used to manufacture the filter press should comply with the relevant standards and have the supplier's inspection certificate. If there is no certificate, it must be inspected and qualified by the quality inspection department before use. 4.4.2 The materials used to manufacture the filter press can be replaced by materials with the same or better performance, but the design department must agree. 4.5 Requirements for main components
4.5.1 Castings
4.5.1.1 The surface of the casting should be carefully cleaned, and there should be no defects such as cracks, cold shuts, shrinkage holes, etc. that affect the performance. 4.5.1.2 The roughness R of the non-machined surface of the casting should not be greater than 100μm. 4.5.1.3 Defects that affect the surface quality of the parts can be repaired. The repair of defects should be carried out in accordance with the provisions of relevant technical documents. 4.5.2 Metal weldments
4.5.2.1 The weldments should be free of welding slag, oxide scale and spatter, and the welds should be flat and smooth. There should be no defects such as cracks, pores, slag inclusions, etc. that affect the performance.
4.5.2.2 The performance of the welded machine should not be lower than that of the parent material. JB/T4333—1997
4.5.2.3 Filter plates and filter austenitic stainless steel weldments shall be tested for intergranular corrosion tendency and shall not have intergranular corrosion tendency. 4.5.3 Filter plates, filter frames, clamping plates, thrust plates and feed plates 4.5.3.1 The thickness difference between the two sealing surfaces of the same plate or frame of metal filter plates and filter frames is given in Table 1. The depth dimension error of the filter surface of the filter plate shall not exceed 1.5mm.
Table 1
Filter plate dimensions
Original degree difference
≤400
≤0.10
>400~630
≤0.12
>630~1000
≤0.15
Geometric dimensions and physics of non-metal filter plates and filter frames Performance should comply with the requirements of JB/T5283. 4.5.3.2
4. 5. 3. 3
4. 5.3. 4
The thickness and size deviation between the two sealing surfaces of the metal filter plate and filter frame is ±1.5mm. The roughness R. of the sealing surface of the filter plate, filter frame, compression plate, thrust plate and feed plate should not be greater than 6.3um, mm
>1000~2500
≤0.20||tt 4.5.3.5 | : Inflate the diaphragm cavity with the same pressure, keep the pressure for 1 minute each time, repeat 10 times, and the diaphragm will not detach, crack or bulge. 4.6 Appearance quality
Appearance quality should comply with the provisions of JB/T7217. 5 Test methods
5.1 The sealing of the filter chamber of the complete machine
The sealing of the filter chamber of the complete machine shall be tested in accordance with the relevant provisions of GB10896. 5.2 Strength of each pressure-bearing parts
The strength of each pressure-bearing parts shall be tested in accordance with the relevant provisions of GB10896. 5.3 Hydraulic holding device sealing
The sealing of the hydraulic holding device shall be tested in accordance with the relevant provisions of GB10896, 5.4 Hydraulic system cleanliness
The cleanliness of the hydraulic system shall be tested in accordance with the provisions of JB/T6418. 5.5 Oh sound
noise shall be tested according to the regulations of GB10894. 5.6 The flexibility and reliability of the control system, pressing device, filter plate moving device, filter cloth cleaning device and unloading device of the filter press shall comply with the relevant regulations of GB10896 Carry out the test,
5.7 Mechanical properties of the weld
5.7.1 The sampling for the mechanical property test of the weld shall be in accordance with the provisions of GB2649. 5.7.2 The impact test of weld specimens shall be in accordance with the provisions of GB2650. The tensile test of the weld test shall be in accordance with the provisions of GB2651. 5.7.33
5.7.4 The bending and flattening test of the weld test shall be in accordance with the provisions of GB2653. 5.7.5 The intergranular corrosion test of the austenitic stainless steel weld shall be tested and evaluated in accordance with the provisions of GB4334.14334.5. 5.8 The thickness of the sealing surface of the filter plate and filter frame
Measure the thickness of the sealing surface of the filter plate and filter frame at least in eight locations, namely the four corners and the middle of the four sides (the circular filter plate should be evenly distributed) , measure at least two points on each part, and the difference between the maximum value and the minimum value should comply with the provisions of 4.5.3.1. 5.9 Diaphragm plate membrane cavity sealing and diaphragm strength 3
JB/T4333-1997
On the test bench (see Figure 1), compress the diaphragm plate with compression pressure, and then apply filtration pressure to Inject a suspension that is the same or similar to the actual material into the filter chamber for filtration. After filtration, inflate the diaphragm cavity with squeezing pressure and maintain the pressure for 1 minute. Then release the pressure to make the pressure in the diaphragm cavity zero, and then proceed to the next step. Secondary inflation and pressure maintenance are repeated 10 times. After the above test, inflate the diaphragm cavity again. When the pressing pressure is reached, close the air inlet valve and observe the pressure drop on the pressure gauge within 2 minutes. It should comply with the provisions of 4.5.3.5. Required direction
1-air source; 2-load stop reading, 3-pressure regulating width: 4-pressure gauge; 5 thrust plate: 6-diaphragm plate to be measured; 7-pressure plate: 8-safety Wide; 9 one grain stops the street, 10 - the feed is installed Figure 1 Diaphragm plate, diaphragm cavity sealing and diaphragm strength test bench schematic diagram 6 Inspection rules
The inspection of the press machine is divided into outgoing inspection and type inspection. 6.1 Factory inspection
Each filter press should undergo factory inspection. When the filter press leaves the factory, it should comply with 4.2.2, 4.2.4a)~4.2.4d), 4.2.6, 4.2.7, 4.3, 4.4. , 4.5.1, 4.5.2, 4.5.3.1~4.5.3.4 and 4.6 requirements for inspection. 6.2 Type inspection
6.2.1 Type inspection shall be carried out when any of the following situations occurs: a) Trial type identification of new products or old products transferred to factory for production: b) After formal production, such as structure, material, process When there are major changes that may affect product performance: c) During normal production, it should be carried out once a year; d) When the product has been out of production for more than 1 year and resumes production; e) When the factory inspection results are significantly different from the last type inspection :) When the national quality supervision agency requests type inspection. 6.2.2 During type inspection, all items specified in Chapter 4 should be inspected. Sampling inspection should be carried out for 4.5.3.5. The samples taken from the inspected filter press should be 2 to 5 pieces. 7 Quality Assurance Period || tt||As long as the user complies with the storage, installation and operating conditions specified in the instruction manual, if the filter press is damaged or fails to work properly due to manufacturing quality issues within 1 year from the date of issuance of the loan by the manufacturer, the manufacturer shall Repair or replacement shall be made free of charge (excluding wearing parts). 8 Marking, packaging, transportation and storage
8.1 Mark
Each filter press should have a durable product label fixed on its visible part. The size and technical requirements of the label should comply with the regulations of GB/T13306. The following content should be marked on the sign: a) Model and name of the filter press:
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JB/T4333-1997
b) Main technical parameters (filtration pressure, pressure grid Pressure, filter area, filter chamber volume, pressure sensor quality, overall dimensions) c) Factory number:
d) Date of avoidance:
e) Name of the manufacturer.
8.2 Packaging
8.2.1 The technical requirements of packaging should comply with the regulations of GB/T13384. 8.2.2 The expression method and requirements for markings on the outside of the packaging box shall be in accordance with the provisions of GB191. 8.2.3 The delivery and receipt signs outside the packaging box shall comply with the provisions of GB6388. 8.2.4 Before packaging the filter press, the outer processing surfaces of all rust-prone parts should be coated with anti-rust oil or sealed grease, and all exposed oil, pores and flange sealing surfaces should be sealed.
The random documents of the filter press should be sealed in a plastic bag and fixed in the first packaging box. Random documents include: 8.2.5
a) Packing list;
b) Product quality certificate:
c) Product instruction manual,
8.3 Transportation|| tt||The filter press must not be rolled or turned upside down during shipment. 8.4 Storage
The filter press should be placed in a sheltered place with a non-corrosive medium with a relative humidity of less than 80% and a temperature of between 15 and 40°C.2 Impact test of weld specimens shall be in accordance with GB2650. Tensile test of weld test shall be in accordance with GB2651. 5.7.33
5.7.4 Bending and flattening test of weld test shall be in accordance with GB2653, 5.7.5 Intergranular corrosion test of austenitic stainless steel weld shall be tested and evaluated in accordance with GB4334.14334.5. 5.8 Thickness of filter plate and filter frame sealing surface
Measure the thickness of filter plate and filter frame sealing surface at least at eight locations, i.e. four corners and the middle of four sides (circular filter plate shall be evenly distributed), and measure at least two points at each location, and the difference between the maximum value and the minimum value shall comply with the provisions of 4.5.3.1. 5.9 Diaphragm cavity sealing and diaphragm strength 3
JB/T4333-1997
On the test bench (see Figure 1), press the diaphragm with the compression pressure, and then inject the suspension that is the same or similar to the actual material into the filter chamber with the filtration pressure for filtration. After filtration, inflate the diaphragm cavity with the squeezing pressure and maintain the pressure for 1 minute, then release the pressure to make the pressure in the diaphragm cavity zero, and then inflate and maintain the pressure for the second time, and repeat this 10 times. After the above test, inflate the diaphragm cavity again. When the squeezing pressure is reached, close the air inlet valve and observe the pressure drop of the pressure gauge within 2 minutes. It should meet the requirements of 4.5.3.5. Direction
1-air source; 2-load stop, 3-pressure regulating valve; 4-pressure gauge; 5-thrust plate; 6-diaphragm plate to be tested; 7-pressure plate; 8-safety valve; 9-stop valve; 10-feeding device Figure 1 Diaphragm plate diaphragm cavity sealing and diaphragm strength test bench schematic diagram 6 Inspection rules
The inspection of filter press is divided into delivery inspection and type inspection. 6.1 Factory inspection
Each filter press should be inspected before delivery. When the filter press leaves the factory, it should be inspected according to the requirements of 4.2.2, 4.2.4a)~4.2.4d), 4.2.6, 4.2.7, 4.3, 4.4, 4.5.1, 4.5.2, 4.5.3.1~4.5.3.4 and 4.6. 6.2 Type inspection
6.2.1 Type inspection shall be conducted in any of the following cases: a) Trial type identification of new products or old products for transfer to factory production; b) After formal production, if there are major changes in structure, materials, and processes that may affect product performance; c) During normal production, it shall be conducted once a year; d) When the product is out of production for more than one year and production is resumed; e) When there is a significant difference between the factory inspection result and the last type inspection result; ) When the national quality supervision agency proposes a requirement for type inspection. 6.2.2 During type inspection, all items specified in Chapter 4 shall be inspected, and sampling inspection shall be conducted for 4.5.3.5. The samples taken from the inspected filter press shall be 2 to 5 pieces. 7 Quality guarantee period
If the user complies with the storage, installation and operation conditions specified in the instruction manual, within one year from the date of loan issuance by the manufacturer, if the filter press is damaged or cannot work normally due to manufacturing quality problems, the manufacturer shall be responsible for repair or replacement free of charge (excluding wearing parts). 8 Marking, packaging, transportation and storage
8.1 Marking
Each filter press should be fixed with a durable product label in a conspicuous position. The label size and technical requirements should comply with the provisions of GB/T13306. The label should indicate the following: a) Model and name of the filter press:
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JB/T4333-1997
b) Main technical parameters (filtration pressure, pressure grid pressure, filtration area, filter chamber volume, pressure sensor quality, external dimensions) c) Factory number:
d) Date of manufacture:
e) Manufacturer's name.
8.2 Packaging
8.2.1 The technical requirements for packaging should comply with the provisions of GB/T13384. 8.2.2 The method and requirements for the labeling outside the packaging box should comply with the provisions of GB191. 8.2.3 The delivery and receipt marks on the outside of the packaging box shall comply with the provisions of GB6388. 8.2.4 Before packaging the filter press, all the outer surfaces of the rust-prone parts shall be coated with anti-rust oil or sealing grease, and all exposed oil, pores and flange sealing surfaces shall be sealed.
The random documents of the filter press shall be packaged in plastic bags and fixed in the first packaging box. The random documents are: 8.2.5
a) Packing list;
b) Product quality certificate:
c) Product instruction manual,
8.3 Transportation
The filter press shall not be rolled or inverted during the shipping process. 8.4 Storage
The filter press shall be placed in a sheltered place without corrosive media with a relative humidity of less than 80% and a temperature of 15 to 40°C.2 The impact test of weld specimens shall be in accordance with the provisions of GB2650. The tensile test of the weld test shall be in accordance with the provisions of GB2651. 5.7.33
5.7.4 The bending and flattening test of the weld test shall be in accordance with the provisions of GB2653. 5.7.5 The intergranular corrosion test of the austenitic stainless steel weld shall be tested and evaluated in accordance with the provisions of GB4334.14334.5. 5.8 The thickness of the sealing surface of the filter plate and filter frame
Measure the thickness of the sealing surface of the filter plate and filter frame at least in eight locations, namely the four corners and the middle of the four sides (the circular filter plate should be evenly distributed) , measure at least two points on each part, and the difference between the maximum value and the minimum value should comply with the provisions of 4.5.3.1. 5.9 Diaphragm plate membrane cavity sealing and diaphragm strength 3
JB/T4333-1997
On the test bench (see Figure 1), compress the diaphragm plate with compression pressure, and then apply filtration pressure to Inject a suspension that is the same or similar to the actual material into the filter chamber for filtration. After filtration, inflate the diaphragm cavity with squeezing pressure and maintain the pressure for 1 minute. Then release the pressure to make the pressure in the diaphragm cavity zero, and then proceed to the next step. Secondary inflation and pressure maintenance are repeated 10 times. After the above test, inflate the diaphragm cavity again. When the pressing pressure is reached, close the air inlet valve and observe the pressure drop on the pressure gauge within 2 minutes. It should comply with the provisions of 4.5.3.5. Required direction
1-air source; 2-load stop reading, 3-pressure regulating width: 4-pressure gauge; 5 thrust plate: 6-diaphragm plate to be measured; 7-pressing plate: 8-safety Wide; 9 one grain stops the street, 10 - the feed is installed Figure 1 Diaphragm plate, diaphragm cavity sealing and diaphragm strength test bench schematic diagram 6 Inspection rules
The inspection of the press machine is divided into outgoing inspection and type inspection. 6.1 Factory inspection
Each filter press should undergo factory inspection. When the filter press leaves the factory, it should comply with 4.2.2, 4.2.4a)~4.2.4d), 4.2.6, 4.2.7, 4.3, 4.4. , 4.5.1, 4.5.2, 4.5.3.1~4.5.3.4 and 4.6 requirements for inspection. 6.2 Type inspection
6.2.1 Type inspection shall be carried out when any of the following situations occurs: a) Trial type identification of new products or old products transferred to factory for production: b) After formal production, such as structure, material, process When there are major changes that may affect product performance: c) During normal production, it should be carried out once a year; d) When the product has been out of production for more than 1 year and resumes production; e) When the factory inspection results are significantly different from the last type inspection :) When the national quality supervision agency requests type inspection. 6.2.2 During type inspection, all items specified in Chapter 4 should be inspected. Sampling inspection should be carried out for 4.5.3.5. The samples taken from the inspected filter press should be 2 to 5 pieces. 7 Quality Assurance Period || tt||As long as the user complies with the storage, installation and operating conditions specified in the instruction manual, if the filter press is damaged or fails to work properly due to manufacturing quality issues within 1 year from the date of issuance of the loan by the manufacturer, the manufacturer shall Repair or replacement shall be made free of charge (excluding wearing parts). 8 Marking, packaging, transportation and storage
8.1 Mark
Each filter press should have a durable product label fixed on its visible part. The size and technical requirements of the label should comply with the regulations of GB/T13306. The following content should be marked on the sign: a) Model and name of the filter press:
4
JB/T4333-1997
b) Main technical parameters (filtration pressure, pressure grid Pressure, filter area, filter chamber volume, pressure sensor quality, overall dimensions) c) Factory number:
d) Date of avoidance:
e) Name of the manufacturer. www.bzxz.net
8.2 Packaging
8.2.1 The technical requirements of packaging should comply with the regulations of GB/T13384. 8.2.2 The expression method and requirements for markings on the outside of the packaging box shall be in accordance with the provisions of GB191. 8.2.3 The delivery and receipt signs outside the packaging box shall comply with the provisions of GB6388. 8.2.4 Before packaging the filter press, the outer processing surfaces of all rust-prone parts should be coated with anti-rust oil or sealed grease, and all exposed oil, pores and flange sealing surfaces should be sealed.
The random documents of the filter press should be sealed in a plastic bag and fixed in the first packaging box. Random documents include: 8.2.5
a) Packing list;
b) Product quality certificate:
c) Product instruction manual,
8.3 Transportation|| tt||The filter press must not be rolled or turned upside down during shipment. 8.4 Storage
The filter press should be placed in a sheltered place with a non-corrosive medium with a relative humidity of less than 80% and a temperature of between 15 and 40°C.3Transportation
The filter press must not be rolled or turned upside down during shipment. 8.4 Storage
The filter press should be placed in a sheltered place with a non-corrosive medium with a relative humidity of less than 80% and a temperature of between 15 and 40°C.3Transportation
The filter press must not be rolled or turned upside down during shipment. 8.4 Storage
The filter press should be placed in a sheltered place with a non-corrosive medium with a relative humidity of less than 80% and a temperature of between 15 and 40°C.
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