This standard specifies the terms and definitions, requirements, test methods, inspection rules and marking, packaging, transportation and storage of vacuum suction filters without filter cloth. This standard applies to vacuum suction filters without filter cloth for sugar industry. Vacuum suction filters without filter cloth for external filter surface used for continuous operation of solid-liquid phase separation of suspension in chemical, petroleum, papermaking, environmental protection and other industries can also be used as a reference. QB/T 2735-2005 Vacuum suction filters without filter cloth for sugar machinery QB/T2735-2005 Standard download decompression password: www.bzxz.net

ICS 67.260
Classification number: X99
Order number: 164152005
Light Industry Industry Standard of the People's Republic of China
QB/T2735—2005
Sugar machinery
Non-cloth vacuum filter
Sugar machinery-Non-cloth vacuum filter2005-07-26 Issued
National Development and Reform Commission of the People's Republic of China 2006-01-01 Implementation
This standard is proposed by the Light Industry Association:
This standard group is the Sugar Core Data Standardization Center! ForewordbZxz.net
This standard is responsible for the following: Retired Mingkelin Light Industry Information Equipment Co., Ltd. The drafting unit of this standard is: Guangxi Machinery Industry Research Institute: QB/T2735-2005
4 The main drafters of the standard are Li, Yang Shangyu, Chen Benhou, Guo Yanxin, Qian Xiangning, Jun Bo, Jiang Shijie and Jun Zhenwei. This standard is released for the first time.
1 Scope
Sugar making machinery clothless vacuum filter
QR/T27352005
This standard specifies the terms and definitions, requirements, test methods, inspection rules and marking, packaging, transportation, and public standards for vacuum filters for sugar making industry (hereinafter referred to as "products"), and clothless vacuum filters for liquid phase separation in chemical, petrochemical, chemical, environmental protection and other industries for sensitive liquids can also be used. 2 Normative reference documents
The clauses in the following documents become the clauses of this standard through reference in this standard. Note: For the referenced documents of the third issue, all subsequent amendments (excluding the contents of the revision) or revisions are not applicable to this standard. However, it is recommended that the latest versions of these documents be used for the research and development of the parties who have reached an agreement based on the book. For undated referenced documents, the latest versions shall apply to this standard. GB5226.1-2(U2) Safety of machinery and electrical equipment Part 1: General technical specifications GB9.1T General principles for industrial product instruction manuals GE/10894 Separation certificate Mechanical sound test method GB/113306 Label QE/T15B8.1 General technical description of welding parts of light industrial machinery OB.T 15RR.2
General technical conditions for cutting and processing parts of light industry machinery QB/11588.3
Technical conditions for assembly and use of light industry machine panels
QB/I15B8.4
Technical conditions for coating and use of light industry machinery
QB/T 15R8.S
General technical conditions for packaging of light industry machinery
3 Terms and definitions
The following terms and definitions apply to this standard. 3.1
Dry filter mud light intensity ofdryfiltratedmud is the mass fraction of optically active substances (sugarcane fraction) in the filter mud, also known as the sugar content. The final moisture content of the filter mud is the mass fraction of the water content in the filter residue (filter mud) after filtering by the suction filter. The water content of the filter mud is the mass fraction of the water content in the filter mud after filtering by the suction filter. 4 Requirements 4.1 Working conditions 4.1.1 The solid content of the mud juice is not less than -4%/100m: 4.1.2 The temperature of the mixed juice is about 1%~2% of the mud content. The sieve aperture of the separation and collection point is about 6mm--8mml. 41.4 The air pressure in the low vacuum zone is greater than -0.025MPa, and the air pressure is greater than -0.05MaQB/T 27352005
4.1.5 The temperature of the dripping water should be lower than 1095, and the stopping force should be not less than 0.3MP. The dripping or dripping water volume is about 1M-15 of the mixing volume. The full depth of the raindrops in the industry is 1.11.6 The suction effect is generally 5mm~12mm4. 1.7 Transfer 0.?r:ain--0.5r/rn.41.1 is greater than m.
12 Basic requirements
4.2.1 The use of the product shall comply with the requirements of the product use statement and meet the conditions set by the cloud standard.4.2.2 The provisions of the standard shall be met and the product shall be manufactured according to the sample and technology exchange. 1.23 The requirements of HL ratio of the joint parts, cutting and printing of the parts should be in accordance with the provisions of QBT1588.1~QB/1533.3 respectively. 4.2.4 The cold paint of the product should meet the secret provisions of QR/T1588.4. 4.3 The production requirements
1.3.1 The two parts of the simple parts are welded and changed, and the ends of the pipes and tubes are moved to avoid strict new expenses. 4.3.2 The position of the pipes should be moved straight after the assembly, and the upper code and the ring force should be tight. Attention should be paid to reducing the length of the joint, pushing up, and the ring spots should be measured!
4.3.3 The whole station price point, the ring block and the head quality part should be tight, there should be no chain film, the head should be damaged, each part should be tight and the ring should not be leaking.
4.3.4 The welding of the drum, the juice drain, and the drum head suction pipe should be tested with water, and there should be no leakage. 4.3.5 The self-diameter of the drum 2 on the right axis should not be greater than 0.12 of the turn diameter: the single-line point of the drum should not be greater than the turn station [degree.05%, not more than 3m
4.3.6 The depth of the pipe hole plate should be connected according to the service, and the hole should be cleaned and pierced by hand. 4.3. The friction return hole should be set to ensure that the north capital, each end should not be cross-flowing: 4.3.8 The matching plate and the rate plate should be matched, and the difference in the contact point should be no less than 7 meters. 4.3.9 The office board should be tightly fixed. 4.3.0 The two grids should be installed tightly and levelly, without any undesirable phenomenon such as falling. 4.3.11 The installation should ensure the mesh surface is not too tight, and the mesh surface should be flat and close to the mesh surface. There should be no gap greater than 1m or more than 1m. 4.4 Air transport inspection
4.4.1 The single transport test is not carried out, "only the transport should be stable and efficient, this section is for the user: scraping the core and the fee for the touch, no tears are allowed at any time: 4.4.2 No-load noise limit (sound rate level! Adult 10+4) 4.4.3 The temperature rise of the three engines or the stirring bomb should not be greater than 35: the maximum steam pressure should not be greater than 70℃: the viscosity should not be greater than 35, and the maximum temperature should be greater than 70℃. 4.5 Performance requirements
4.5.1 Under the condition of 4.1, the L of the filter should not be less than 1.16t/(mh). 4.5.2 Under the condition of 4.1, the filter sludge brightness should not be greater than 7%. 4.5.3 The filter sludge brightness should not be greater than 4. 1. Under normal circumstances, the final filtered water content is 75%. 4.5.4 Under normal circumstances, the surface of the drum should be scraped every time when the water reaches the standard, which should not be less than the drum filter volume. 4.6 Safety requirements || tt || 46.1 The product should have a gold-plated ticket and a certificate of expansion. 4.6.2 The selection and installation of the machine must be strict and the requirements of the system and its main line must be considered, including GB522, etc. 0.1-2602 regulations:
4.7 Product performance indicators
In the case of correct installation and maintenance, the product should be of good quality! The life span of the stainless steel filter should not exceed 7200h: the replacement of the rod or sprocket, the wrong strip, etc. should not exceed 7200h.
5 Test methods
5. The quality of welded parts, cutting parts, assembly and coating parts of the product shall be in accordance with the provisions of B5226.12002: 53 Idle operation 5.3. Test from low to high speed, and then continue to deliver 2 at the actual speed, meet the requirements of 4.4.1, 5.3.2 product air running noise measurement, refine (D, T0R94 provisions, consider the requirements of 4.4.2. 5.3.3 The required temperature of the half-machine and the surface temperature of the gearbox wheel are 2℃, and meet the requirements of 4.4.3.4 Determination of processed cabbage
Product under the operating state, the formula (1) is calculated: =
-per half cubic meter of cabbage per hour, the unit is [(mh)G-1 hour twenty-select, the filter car is registered before the machine, the unit is square fire: m) 552 Determination of filter mud soft light
Product under the operating state, take 25 source of radiation in the porcelain heat, add 54x lead hyaluronic acid solution and a little distilled water, the preparation state of the needle is: the distilled water is injected into a 1mL bottle, draw until the share The degree is, and the double-source filter is measured in a 200mL condition tube (the observation tube needs to be studied twice), and the number of pieces of evidence is measured on the optical instrument. This number is the wet sludge rotation degree: the formula (2) can be used to calculate the final sludge moisture content by using the following formula: the final sludge moisture content is %. The ...
QB/T2735—2005
5. The water-filled inspection of the drum, mud plant, drum head and suction pipe welds is carried out. The welds of the drum head and suction pipe are tested for water infiltration, and the leak should not be increased for 20 minutes. 6 Inspection rules
6.1 Inspection classification
Product inspection is divided into factory inspection and type inspection. 6.2 Specified inspection
6.2.1 Inspection items
Specified inspection is based on the technical requirements of this standard 4.2, 4.3, 4.4.1, 4.6.6.2.2 Judgment rules
The product is inspected by the quality inspection department one by one. After the inspection, it can be released. The factory has a qualified product certificate: When! If there are minor problems in the inspection, it is allowed to wait for adjustment. If the inspection fails, the product is determined to be unqualified. 6.3 Type Inspection
6.8.1 Inspection Records
When there are any problems, this type inspection shall be carried out: a) Production trial production and finalization identification of new products; b) After formal production, if there are major changes in structure, materials and processes, which may affect product performance; α) When the product has been discontinued for more than one year and production is resumed; d) When there are significant differences in the last type inspection; e) When the national quality supervision agency proposes a type inspection requirement. Type inspection is carried out by users! 8.3.2 Inspection items Inspection materials are the technical requirements of this standard 4.2-4.G6.3.3 Type test samples are selected from the batch, and the qualified products are selected according to % of the production batch weight, but not less than 6.3.4 Determination of performance requirements 6.3.4.1 All basic requirements, manufacturing requirements, idling test and safety requirements must be qualified on the same day. If there are unqualified items, they should be re-inspected. If they are unqualified, the state is judged to be unqualified. 6.3.4.2 Close the performance requirements 1. The working conditions of the user shall meet the requirements of 4.1 of the standard. When the processing volume, filter sludge luminosity, final filter sludge moisture content and the filter sludge meet the requirements of 4.5, the product will be qualified. If the working conditions do not meet the requirements of 4.1 of the standard, the processing volume, filter sludge luminosity, final filter sludge moisture content and the filter sludge meet the requirements of 4.5, the product price will be the product price. If the unqualified items are found, they should be re-tested. If they are still unqualified, the certificate of judgment shall be issued for the unqualified inspection: 7 Marking, packaging, transportation, storage
7.1 Marking
Each product should be displayed at the station Two gold labels are installed. The labels should comply with the provisions of G1330. The inner part contains a) product name (model and name)
b) main technical characteristics (filter area, speed, air volume): e) product net weight:
overall dimensions:
e) export number:
) system! Name
7.2 Packaging
QB/2735—2005
7.2.1 Product packaging network QBT1588.5 requires that the above surface of the juice be packed with fiberboard, and the rope and drum are installed according to the order And the treatment needs to be done with a minimum of fuss and prevent damage. 7.2.2 Product: 1 Factory certification is accompanied by a series of technical documents: a) Product certification: b) Packaging instructions e) Planning instructions, the contents of the instructions and the writing plan shall comply with the provisions of 969.1. 7.3 Transport
Products are transported as a whole or in separate boxes: the transport medium and the requirements for transportation and loading are attached. 7.4 Storage
Products should be placed in a ventilated, dry and dry place before storage, and should not be placed together with any volatile materials: After half of the storage period, the boxes should be inspected and re-processed.5. In order to meet the requirements of the requirements, the above-mentioned surfaces shall be packed with fiberboard, and the ropes and drums shall be installed according to the order and the required padding and protection shall be provided. 7.2.2 Products: 1. The factory certification shall be accompanied by a series of technical documents: a) Product certification: b) Packaging list e) Planning instructions, the contents of the instructions and the writing plan shall comply with the provisions of 969.1. 7.3 Transportation of products in whole or in parts: the transportation medium and the requirements for transportation and loading shall be attached. 7.4 Storage: The products shall be placed in a ventilated, dry and dry place before storage, and shall be placed together with harmful substances: the boxes shall be inspected and re-packed after half of the storage period.5. In order to meet the requirements of the requirements, the above-mentioned surfaces shall be packed with fiberboard, and the ropes and drums shall be installed according to the order and the required padding and protection shall be provided. 7.2.2 Products: 1. The factory certification shall be accompanied by a series of technical documents: a) Product certification: b) Packaging list e) Planning instructions, the contents of the instructions and the writing plan shall comply with the provisions of 969.1. 7.3 Transportation of products in whole or in parts: the transportation medium and the requirements for transportation and loading shall be attached. 7.4 Storage: The products shall be placed in a ventilated, dry and dry place before storage, and shall be placed together with harmful substances: the boxes shall be inspected and re-packed after half of the storage period.
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