WB/T 1045-2012 Drive-in rack WB/T1045-2012 |tt||Standard compression package decompression password: www.bzxz.net
This standard specifies the load, size, structure, performance requirements, spraying requirements and inspection and testing rules of drive-in racks. This standard applies to assembled drive-in racks that are used for forklifts to drive in and out of the racks and store goods in pallet units.
This standard is proposed by the China Federation of Logistics and Purchasing.
This standard is under the jurisdiction of the National Logistics Standardization Technical Committee.
The responsible drafting units of this standard are: Shanghai Dinghu Industrial Equipment Co., Ltd., Beijing Botu Logistics Equipment Co., Ltd., Nanjing Yinfei Storage Equipment Engineering Co., Ltd., and China Logistics Technology Association.
The drafting organizations of this standard include: Jiangsu Liuwei Logistics Equipment Industry Co., Ltd., Nanjing Nord Industry Co., Ltd., Taiyuan Gangyu Logistics Engineering Co., Ltd., Nanjing Huade Warehousing Equipment Manufacturing Co., Ltd., Huzhou Dema Logistics System Engineering Co., Ltd., and Dongguan Haili Logistics System Equipment Co., Ltd. The
main drafters of this standard include: Zhang Weiguo, Jiang Wei, Jin Yueyue, Xu Zhenglin, Bao Ming, Sun Weidong, Zhou Zhaoming, Zhou Binghua, Wang Shixiang, Guo Ai, Yu Junyong, Xie Ruolan, Zhao Deping, Li Jianshi, Hao Longyu, Xu Feng, Jiang Xiaoji, Gu Tao, Wu Ming, and Li Shoulin.
The following documents are indispensable for the application of this document. For any dated referenced document, only the dated version applies to this document. For any undated referenced document, the latest version (including all amendments) applies to this document.
GB/T783 Maximum lifting capacity series of lifting machinery
GB50011—2001 Code for seismic design of buildings
GB50223 Classification standard for seismic fortification of buildings
WB/T1042—2012 Shelf terminology
WB/T1043—2012 Shelf classification and code
WB/T1044—2012 Pallet rack
Foreword III
1 Scope1
2 Normative references1
3 Terms and definitions1
4 Rated load and maximum load4
5 Materials4
6 Structure4
7 Dimensions and tolerances4
8 Strength, rigidity and stability7
9 Spraying requirements7
10 Testing methods7
11 Inspection rules9
12 Product identification9
13 Labels9

ICS53.080
People's Republic of China Material Management Industry Standard WB/T1045--2012
Drive in-rack
2012-03-24 Issued
People's Republic of China National Development and Reform Commission 2012-07-01 Implementation
Normative Reference Documents
Terms and Definitions
Rated Load and Maximum Load
Dimensions and Tolerances
Strength Rigidity and Stability
Spraying Requirements
Testing Methods
Inspection Rules
Product Identification
Identification and Signage,
WB/T 1045-2012
This standard is proposed by China Federation of Logistics and Purchasing. Previously
This standard is under the jurisdiction of the National Technical Committee for Logistics Standardization.
WB/T 1045--2012
The responsible drafting units of this standard are: Shanghai Dinghu Industrial Equipment Co., Ltd., Beijing Botu Logistics Equipment Co., Ltd., Nanjing Yinfei Storage Equipment Engineering Co., Ltd., and China Logistics Technology Association. The participating drafting units of this standard are: Jiangsu Liuwei Logistics Equipment Industry Co., Ltd., Nanjing Nord Industry Co., Ltd., Taiyuan Gangyu Logistics Engineering Co., Ltd., Nanjing Huade Warehousing Equipment Manufacturing Co., Ltd., Chaozhou Dema Logistics System Engineering Co., Ltd., and Dongguan Haili Logistics System Equipment Co., Ltd.
The main drafters of this standard are: Zhang Weiguo, Jiang Wei, Jin Yuelian, Xu Zhenglin, Bao, Sun Weidong, Zhao Ming, Zhou Binghua, Wang Shixiang, Guo Ai, Yu Junyong, Xie Ruolan, Zhao Deping, Li Jianshi, Hao Longyu, Xu Feng, Ting Xiaoji, Gu Tao, Wu Ming, and Li Shoulin. 1 Scope
Drive-in rack
WB/T1045-2012
This standard specifies the load, size, structure, performance requirements, spraying requirements and inspection and testing rules of drive-in racks. This standard applies to drive-in racks with pallet units for cargo storage and for forklifts to drive in and out of the racks. 2 Normative references
The following documents are indispensable for the application of this document. For all dated references, the version with the date applies to this document. For undated references, the latest version (including all amendments) applies to this document. GB/T783 Maximum lifting capacity series of lifting machinery GB50011—2001 Code for seismic design of buildings GB50223 Classification standard for seismic fortification of buildings
WB/T1042---2012 Shelf terminology
wB/T1043—2012 Shelf classification and code WB/T1044—2012 Pallet rack
3 Terms and definitions
The following terms defined in WB/T1042--2012 apply to this document. 3.1
cantilever bean
Supporting beam
Structural component for cutting pallet unit goods. See Figure 1a) WB/T 1045—2012
Column connecting rod
Column piece
Upper connecting frame
Supporting frame
Effective width
a) Shelf front view
Figure 1 Schematic diagram of drive-in shelf and cargo space
Horizontal tie rod
Vertical tie rod
Supporting cantileyerarm
Supporting length
Supporting distance
Supporting length
b) Cargo space diagram
Figure 1 (continued)
Cantilever structure connecting the supporting crossbeam to the column. See Figure 1a). Effective depth
The clear distance from the front end to the rear end of the aisle used to store pallet unit goods. See Figure 1a). Clearance between cantilever beams The clear distance between the inner sides of the support beams on the same level in one aisle. See Figure 1b). Rack safety device Rack safety device WB/T 1045—2012
Supporting crossbeam
Walking guide
Ancillary facilities used to ensure the safety of the rack system, such as guards, foot guards, back guards, isolation nets, anti-collision guardrails, etc. LWR/T1044—2012. Definition 3.3]
Supporting length Hanging length of cantilever beam The hanging length of the cantilever beam.
WB/T 1045—2012
4 Rated load and maximum load
4.1 Rated load (p)
The weight of the pallet unit goods (including the weight of the pallet) allowed to be carried on each cargo position of the rack under normal operation is called the rated load. The rated load of the rack should not be greater than the rated lifting capacity of the crane or forklift. The rated lifting capacity shall comply with the provisions of GB/T783. 4.2 Maximum load (pa)
Due to factors such as overloading, the maximum pallet unit weight of goods (including pallet weight) allowed to be carried by the shelf is called the maximum load (force). The maximum load (Pmx) is calculated according to formula (1):
pmx - 1. 10 X p
Where:
Pmnx——maximum load;
5 Material
——rated load.
Shelf materials shall comply with the relevant provisions of 5.1, 5.2 and 15.3 in WB/T1044-201.2. 6 Structure
6.1 The shelf is mainly composed of column pieces, cantilever dyes and pressure-bearing parts, connectors, etc. Its strength, rigidity and stability shall comply with the requirements of Chapter 8 6.2 The connection of each assembly part shall be easy to assemble and disassemble. 6.3 The spacing between the upper and lower adjacent arm beams can be adjusted according to the height of the pallet unit goods, and the spacing between the layers should be an integer multiple of 50mm, 75mm or 100mm.
6.4 The column piece should be fixed to the ground to prevent the displacement of the base and affect the passage of the forklift and the overall stability of the shelf. 6.5 A guide track should be laid to prevent the forklift from serpentine movement, and the track spacing should be determined according to the wheel width of the matching forklift. 6.6 The suspension should have a limit structure to prevent the pallet unit goods from falling when they are overloaded along the column opening direction. 6.7 In order to enhance the stability of the shelf, a vertical pull rod should be provided on the back of the shelf, and a horizontal pull rod should be provided on the top of the shelf [as shown in Figure 1a).
6.8 The shelf should be equipped with necessary shelf safety devices, and the surface color of the safety device should be the color of the ring. 7 Dimensions and tolerances
7.1 Dimension markings
The important dimension markings of the shelf are shown in Figures 2 and 3. Spacing source C
Support length
Deep spacing European C
Support spacing quotient
Pallet width 1
Effective width!
Branch length
Schematic diagram of effective width and effective layer height of shelf Pallet length
Depth C
Effective depth distance
Figure 3 Schematic diagram of effective depth distance and height of shelf
Width gap (
WB/T 1045—2012
WB/T 1045--20 12
7.2 Effective width (L)
The effective width L is calculated according to formula (2):
In the formula:
Effective width;
-pallet width;
Width gap, Ci should not be less than 75mm.
7. 3 Distance between supports (L.)
L=Lz+2C,
The distance between supports should not hinder the movement and operation of the vehicle, and the single-side gap should not be less than 100 mm. 7.4 Support length (L,)
Support length L1 is calculated according to formula (3):
L, 22 (L -- L,)/2+75 mm
Where:
Support length, L, should not be greater than 250 mms
L —- effective width;
pallet width.
7.5 Effective layer height (H,)
Effective layer height H, calculated according to formula (4):
H, -- H2 +C2
Where:
-Effective layer;
H.-Height of goods in pallet unit;
Height interval, Cz should not be less than 150 mm.
7.6 Effective depth distance (W)
Effective depth distance W is calculated according to formula (5):
W-(Lt+C)XN
Where:
W--·--Effective depth distance;
L. Pallet length
Deep gap, C3 should not be less than 30 mm;
The number of pallets placed on each layer of supporting beams within the effective depth distance, N should not be greater than 12 and should not be less than 3. 7.7 Top layer height (H,)
The maximum lifting height of the forklift should be greater than the top layer height of the shelf by 200 mm.7.8 Allowable tolerance value
The allowable tolerance value of the main dimensions of the shelf shall comply with the requirements of Table 1.6
(4)
Effective column distance
Internal spacing of the arm beam
Effective layer spacing H1www.bzxz.net
Cantilever beam protruding length LI
8 Strength, rigidity and stability
8. 1 Under vertical load
Allowable tolerance value
8.1.1 Under 1.5 times the rated load, the cantilever, support, etc. should not produce deformation that loses its original function. 8.1.2 Under 1.5 times the rated load, the column piece should not produce deformation that loses its original function. 8. 2 Under horizontal loads
WB/T 1045—2012
8.2.1 The maximum value of the horizontal load shall be calculated by multiplying the sum of the deadweight of the shelf and the maximum load by the loading rate and the horizontal ground influence coefficient. The horizontal ground width influence coefficient shall be calculated according to the seismic fortification intensity of the region. The seismic fortification intensity level shall comply with the provisions of GB50223. The calculation of horizontal earthquake action shall comply with the provisions of GB50011. 8.2.2 Under the action of water loads in the row opening direction and depth direction of the shelf, there shall be no abnormality in the joints of the supports, supporting beams, columns and other components.
8.2.3 The displacement at the connection point of each layer of support and column shall be less than 1/50 of the effective width along the row opening direction and less than 1/100 of the effective width along the depth direction.
8.3 Others
The design shear force of the cantilever beam safety pin should be greater than 4 kN to ensure that the support beam will not be damaged or fall off when subjected to the upper force. 9 Spraying requirements
The spraying requirements should comply with the provisions of Chapter 9 of WB/T1011--2012. 10 Testing methods
10.1 Strength test under vertical load
The strength test of the shelf column and the support connection under vertical load is carried out with 1.5 times the maximum shear load as shown in Figure 4, and the connection parts are checked for abnormalities. Components made of materials with equivalent mechanical properties can also be used for laboratory data testing, or theoretical calculation results can be used instead.
WB/T 1045—2012
Figure 4 Connection test
10.2 Strength and stiffness test under vertical load plus horizontal load 10.2.1 Preparation before test
As shown in Figure 5, one main frame, two auxiliary frames and three deep-avoiding drive-in racks should be installed on a flat and solid ground: fixed with expansion bolts or chemical studs. The size of the pallet used in the test, the effective width of the rack, the depth of the column, the number of layers of the support cross dyeing, the length of the support and the effective layer height should be consistent with the actual needs. Horizontal displacement detector
Horizontal load
Horizontal displacement detector
Horizontal load
10.2.2 Loading method
Figure 5 Schematic diagram of horizontal displacement under vertical load and horizontal load 10.2.2.1 Vertical load loading method, on each support beam of each layer of the first main frame, 1.5 times the rated load is added to each cargo position, that is, three pallets are placed on each support beam 1, and the weight of each pallet should be 1.5 times the rated load. 10.2.2.2 The point of action of the horizontal load, that is, the loading point, is the node between the outermost support and the column. There should be four loading points on each layer; the direction of the horizontal load should be at right angles to the shelf column, and in the column direction and depth direction respectively, as shown in Figure 5. The size of the horizontal load should comply with the provisions of 3.2.1. When applying the horizontal load, it should be done without any impact. 8
10.2.3 Test items
WB/T 1045—2012
10. 2. 3. 1 Under the combined action of 1.5 times the rated vertical load and the horizontal load in the row direction, test whether the requirements of 8. 2. 2 and 8. 2. 3 are met.
10.2.3.2 Under the combined action of 1.5 times the rated vertical load and the horizontal load in the depth direction, test whether the requirements of 8.2.2 and 8.2.3 are met.
10.2.4 Other test methods
The above test methods can also be replaced by laboratory data test of components made of materials with equivalent mechanical properties, or by theoretical calculation results.
10.3 Test of coatings by powder electrostatic spraying
Test of coatings by powder electrostatic spraying shall be carried out in accordance with the relevant provisions of 10.3 in WB/T1044—2012. 11 Inspection rules
The inspection rules of the shelves shall comply with the relevant provisions of Chapter 11 of WB/I1041·2012. 12·Product identification
The identification of products shall comply with the relevant provisions of WB/T1043. 13 Identification and signs
Permanent signs shall be set up in prominent positions of the built shelf structure. The size of each sign should be between 70 mm and 150 mm. If it is not possible to mark on the product or packaging, it can be provided in the form of instructions. In order to ensure that the original design and use status are not changed at will, the following items should be marked:
Manufacturer name or its abbreviation;
b) Rated load of a single pallet filled with goods;
Pallet length, pallet width;
d) Total storage capacity of the pallet;
Manufacture date or its symbol.2 The point of action of the horizontal load, i.e. the loading point, is the node between the outermost support and the column. Four loading points should be set on each layer. The direction of the horizontal load should be at right angles to the shelf column and extend in the row direction and depth direction, as shown in Figure 5. The magnitude of the horizontal load should comply with the provisions of 3.2.1. When applying the horizontal load, it should be done without any impact. 8
10.2.3 Test items
WB/T 1045—2012
10.2.3.1 Under the combined action of 1.5 times the rated vertical load and the horizontal load in the row direction, test whether the requirements of 8.2.2 and 8.2.3 are met.
10.2.3.2 Under the combined action of 1.5 times the rated vertical load and the horizontal load in the depth direction, test whether the requirements of 8.2.2 and 8.2.3 are met.
10.2.4 Other testing methods
The above testing methods can also be replaced by laboratory data testing of components made of materials with equivalent mechanical properties, or by theoretical calculation results.
10.3 Testing of coatings by electrostatic powder spraying
The testing of coatings by electrostatic powder spraying shall be carried out in accordance with the relevant provisions of 10.3 in WB/T1044-2012. 11 Inspection rules
The inspection rules of shelves shall comply with the relevant provisions of Chapter 11 of WB/I1041·2012. 12·Product identification
The identification of products shall comply with the relevant provisions of WB/T1043. 13 Identification and signage
Permanent signs shall be set up in prominent positions of the built shelf structure. The size of each sign should be between 70 mm and 150 mm. If it is not possible to make an identification on the product or packaging, it can be provided in the form of instructions. To ensure that the original design and usage status are not changed arbitrarily, the following items should be marked:
manufacturer name or its abbreviation;
b) rated load of a single pallet filled with goods;
pallet length, pallet width;
d) total storage capacity of the pallet;
manufacturing date or its symbol.2 The point of action of the horizontal load, i.e. the loading point, is the node between the outermost support and the column. Four loading points should be set on each layer. The direction of the horizontal load should be at right angles to the shelf column and extend in the row direction and depth direction, as shown in Figure 5. The magnitude of the horizontal load should comply with the provisions of 3.2.1. When applying the horizontal load, it should be done without any impact. 8
10.2.3 Test items
WB/T 1045—2012
10.2.3.1 Under the combined action of 1.5 times the rated vertical load and the horizontal load in the row direction, test whether the requirements of 8.2.2 and 8.2.3 are met.
10.2.3.2 Under the combined action of 1.5 times the rated vertical load and the horizontal load in the depth direction, test whether the requirements of 8.2.2 and 8.2.3 are met.
10.2.4 Other testing methods
The above testing methods can also be replaced by laboratory data testing of components made of materials with equivalent mechanical properties, or by theoretical calculation results.
10.3 Testing of coatings by electrostatic powder spraying
The testing of coatings by electrostatic powder spraying shall be carried out in accordance with the relevant provisions of 10.3 in WB/T1044-2012. 11 Inspection rules
The inspection rules of shelves shall comply with the relevant provisions of Chapter 11 of WB/I1041·2012. 12·Product identification
The identification of products shall comply with the relevant provisions of WB/T1043. 13 Identification and signage
Permanent signs shall be set up in prominent positions of the built shelf structure. The size of each sign should be between 70 mm and 150 mm. If it is not possible to make an identification on the product or packaging, it can be provided in the form of an instruction manual. To ensure that the original design and usage status are not changed arbitrarily, the following items should be marked:
manufacturer name or its abbreviation;
b) rated load of a single pallet filled with goods;
pallet length, pallet width;
d) total storage capacity of the pallet;
manufacturing date or its symbol.
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