CN113080621B

CN113080621B - Electronic commerce warehouse rack structure

Info

Publication number: CN113080621B
Application number: CN202110353445.8A
Authority: CN
Inventors: 王洪成
Original assignee: Shandong Anguda Storage Equipment Co ltd
Current assignee: Shandong Anguda Storage Equipment Co ltd
Priority date: 2021-04-01
Filing date: 2021-04-01
Publication date: 2022-12-27
Anticipated expiration: 2041-04-01
Also published as: CN113080621A

Abstract

The invention discloses an electronic commerce storage rack structure, relates to the technical field of electronic commerce, and solves the problem that the applicability of a device cannot be improved because the conventional device is not provided with a structure capable of adjusting the listing combination of storage racks according to conditions. The electronic commerce warehouse rack structure comprises a bottom plate; the right side surface of the bottom flat plate is fixedly connected with an arc surface A; the side surface of the arc-shaped surface A is fixedly connected with a shaft lever A; a top flat plate is arranged on the right side of the bottom flat plate; the left side surface of the top flat plate is fixedly connected with an arc-shaped surface B; a shaft lever B is arranged on the side surface of the arc-shaped surface B; the bottom plate and the top plate are the same in shape; through carrying out anticlockwise folding to the dull and stereotyped direction of end with the top plate, upwards moving round button makes the screens board first half insert the board inslot, makes screens board left side and the inside left surface contact realization screens of board inslot, can reduce dull and stereotyped width through folding the range to half to this area that can reduce the device has improved the suitability of device.

Description

Electronic commerce warehouse rack structure

Technical Field

The invention relates to the technical field of electronic commerce, in particular to an electronic commerce storage rack structure.

Background

The goods shelves are important tools for warehouse modernization and efficiency improvement, the market demand share is higher and higher, with the rapid development of economy, a large number of foreign enterprises are rushed into Yangtze river delta and Zhujiang delta in China, the development of local economy is driven, new management ideas and management technologies are brought, and the automatic storage is increasingly adopted in the current storage goods shelf storehouses.

Through the search, for example, patent No. CN107736750A discloses an electronic commerce storage stacking frame, which comprises a first placing layer, a second placing layer, a third placing layer, a fixing frame and a reinforcing structure, wherein the first placing layer, the second placing layer and the third placing layer are sequentially distributed in an upper-lower structure, the first placing layer, the second placing layer and the third placing layer are all in a rectangular structure shape and are arranged in the fixing frame, the first placing layer, the second placing layer and the third placing layer are mechanically connected with the fixing frame, the reinforcing structure is fixedly arranged at the bottom of the first placing layer, the second placing layer and the third placing layer and are mechanically welded with the first placing layer, the second placing layer and the third placing layer, and under the combined action of a protection device and the reinforcing structure, the stacked object on the stacking frame can be ensured not to collide, and the integrity of the object is ensured.

For another example, patent No. CN108033180a discloses an electronic commerce storage stacking rack, which comprises a main support plate and a connecting sleeve, wherein two ends of two lateral sides of the main support plate are respectively provided with a stand column, each main support plate is supported and stacked by the corresponding stand column, the connecting sleeve is arranged between the stand columns, the bottom of the stand column positioned at the bottom is connected with a bottom plate, the bottom of the main support plate is provided with a plurality of auxiliary support plates, the auxiliary support plates are connected with the main support plate through a plurality of telescopic rods, each telescopic rod is formed by connecting a plurality of similar hollow connecting blocks, the top of each hollow connecting block is provided with an outer flange, the bottom of each hollow connecting block is provided with an inner flange, the middle of each hollow connecting block is provided with a through hole, a bolt is inserted into the through hole, and the bottom of the bottom plate is provided with a stop device and a pulley. The device simple structure, simple to operate simply uses, can make full use of main support plate and the vacant space between the main support plate, highly under certain circumstances, improves the utilization ratio of self, has good actual application nature.

However, the conventional device is generally in a frame structure, a structure capable of adjusting the arrangement combination of the storage rack according to the situation is not provided, the applicability of the device cannot be improved, a structure capable of reducing the floor area of the device by adjusting the width of the bottom plate is not provided, the height of a single storage space in the storage rack cannot be improved, a structure convenient for storing large goods is not provided, and the practicability of the conventional device is low.

Therefore, the existing requirements are not met, and the electronic commerce warehouse rack structure is provided for the existing requirements.

Disclosure of Invention

Problem (A)

The invention aims to provide an electronic commerce storage rack structure, which solves the problems that the prior device proposed in the background art is generally in a rack structure, a structure capable of adjusting the row combination of the storage rack according to conditions is not arranged, the applicability of the device cannot be improved, a structure capable of reducing the floor area of the device by adjusting the width of a bottom plate is not arranged, the height of a single goods storage space in the storage rack cannot be improved, a structure convenient for storing large goods is not arranged, and the practicability of the prior device is low.

(II) technical scheme

In order to achieve the purpose, the invention provides the following technical scheme: the electronic commerce warehouse rack structure comprises a bottom plate; the right side surface of the bottom flat plate is fixedly connected with an arc-shaped surface A; the side surface of the arc-shaped surface A is fixedly connected with a shaft lever A; the number of the shaft rods A is set to be two groups; a top flat plate is arranged on the right side of the bottom flat plate; the left side surface of the top flat plate is fixedly connected with an arc-shaped surface B; a shaft lever B is arranged on the side surface of the arc-shaped surface B; the number of the shaft rods B is two; the bottom plate and the top plate are the same in shape; the edge of the side face of the top of the bottom flat plate is fixedly connected with a support frame A through welding; the number of the support frames A is set to be two; the side face of the top of the support frame A is fixed with the edge of the side face of the bottom flat plate through welding; the support frame A is hollow; the support frames A are vertically arranged; a fixing groove is fixedly connected inside the support frame A; the lateral surface of the support frame A is fixedly connected with a transverse shaft hole; the transverse shaft hole penetrates through the side surface of the support frame A in the horizontal direction, and the transverse shaft hole is communicated with the fixing groove; the side surface of the support frame A is provided with a clamping shaft in a sliding connection manner; the fixing groove is internally provided with a fixing plate through sliding connection; the side surface of the fixing plate is fixedly connected with a fixing hole; the caliber of the fixed hole is the same as that of the cross shaft hole; the clamping shaft and the fixing hole form threaded connection; and the side surface of the clamping shaft is fixedly connected with an anti-skid button.

Preferably, the side surface of the support frame A is fixedly connected with a reinforcing beam through welding; the reinforcing beam inclines forty-five degrees to the right; the bottom of the stiffening beam is fixed with the right side of the support frame A; the top of the stiffening beam is fixed with the side surface of the bottom plate through a bolt.

Preferably, the right side of the bottom plate is fixedly connected with a fixing frame A through welding; the number of the fixing frames A is set to be two groups; the top of the fixing frame A is fixedly connected with a top groove.

Preferably, a vertical groove is fixedly connected above the side surface of the fixing frame A; a circular limiting groove is fixedly connected to the left side of the top of the vertical groove; the left side of the fixed frame A is fixedly connected with a stiffening beam through welding; the bottom of the fixing frame A is fixedly connected with a groove; the bottom of the fixed frame A is also provided with a fixed plate through sliding connection; the side surface of the fixing frame A is fixedly connected with a transverse shaft hole.

Preferably, a clamping plate is arranged inside the top groove in a sliding connection mode; the screens board side is through welded fastening connection with connecting rod, connecting rod side fixedly connected with round button.

Preferably, the left edge of the top plate is fixedly connected with a fixing frame B through welding; the top of the fixing frame B is fixedly connected with a plate groove; the plate groove width is the same as the top groove width.

Preferably, the bottom of the fixing frame B is also provided with a fixing plate through sliding connection; the side surface of the fixing frame B is also fixedly connected with a transverse shaft hole; the right side of the fixed frame B is fixedly connected with a stiffening beam through welding; the number of the fixing frames B is set to two groups.

Preferably, the right side of the top flat plate is fixedly connected with a support frame B through welding; the number of the supporting frames B is set to two groups; the left side of the support frame B is fixedly connected with a stiffening beam through welding.

Preferably, the curved side surface of the shaft lever A is provided with a hinged piece through hinged connection; the right side of the hinge piece is hinged with the shaft lever B; the number of hinges is arranged in two groups.

(III) advantageous effects

The invention provides an electronic commerce storage rack structure, which is characterized in that a clamping plate is arranged, when small goods need to be stored, a user can fold a top flat plate anticlockwise towards a bottom flat plate, the top flat plate is matched with a shaft lever A and a shaft lever B through a hinge piece, the top flat plate is folded to the upper part of the bottom flat plate, the top surface of the top flat plate is contacted with the top surface of the bottom flat plate, a top groove at the top of a fixing frame A is butted with a plate groove at the top of a fixing frame B, a round button is vertically lifted upwards to slide the clamping plate in the top groove, the round button is lifted upwards to contact the edge of the top of a vertical groove, the round button is pulled leftwards to place the connecting rod in a round limiting groove, the upper half part of the clamping plate is inserted into the plate groove, the left side of the clamping plate is contacted with the left side surface in the plate groove to realize clamping, the steps are repeated, the storage rack can be fixed in a columnar manner, the width of the flat plate can be reduced through half-and half folding arrangement, and the floor area of the device can be reduced; the height of a single goods storage space in the storage rack can be increased, and the practicability of the device is improved.

Secondly, the setting of fixed plate, through cooperating with the fixed slot, when needs are stored large tracts of land goods, can outwards take the fixed plate of support frame A and support frame B bottom out, reach suitable length after, insert in inserting horizontal shaft hole and fixed orifices with the screens axle, make the fixed plate highly fixed, the lifting device, make the fixed plate of its support frame A and support frame B bottom aim at another group device support frame A and support frame B's fixed slot and insert, repeat step makes the storehouse frame carry out the list and risees, height that can convenient adjustment storehouse frame, and can promote the bottom surface area of the single storage grid of device, be favorable to storing large-scale goods.

Moreover, the arrangement of the articulated elements can adjust the row combination of the storage rack according to the situation by matching with the fixed plate, and the applicability of the device can be improved.

Drawings

FIG. 1 is a schematic perspective top view of an apparatus according to an embodiment of the present invention;

FIG. 2 is an enlarged view of a portion of FIG. 1 in accordance with an embodiment of the present invention;

FIG. 3 is an enlarged view of a portion of B in FIG. 1 according to an embodiment of the present invention;

FIG. 4 is a schematic perspective view of a bottom plate according to an embodiment of the present invention;

FIG. 5 is a schematic perspective view of a device according to an embodiment of the present invention in a collapsed configuration;

FIG. 6 is an enlarged partial view of C in FIG. 5 according to an embodiment of the present invention;

FIG. 7 is a schematic perspective view of a fixing frame A according to an embodiment of the present invention;

FIG. 8 is a schematic perspective view of a detachable structure of a fixing frame A according to an embodiment of the present invention;

FIG. 9 is an enlarged view of a portion of D in FIG. 8 according to an embodiment of the present invention;

FIG. 10 is a schematic representation of the left side perspective of the device of the present invention in an expanded arrangement;

FIG. 11 is a schematic representation of the right side perspective of the device of the present invention in an expanded arrangement;

in fig. 1 to 11, the correspondence between the part names or lines and the reference numbers is:

1. a bottom plate; 101. an arc-shaped surface A; 102. a shaft lever A; 103. an articulation member; 2. a top plate; 201. an arc-shaped surface B; 202. a shaft lever B; 3. a support frame A; 301. a fixing groove; 4. a clamping shaft; 401. an anti-slip button; 5. a transverse shaft hole; 6. a fixing plate; 601. a fixing hole; 7. a fixed mount A; 701. a top groove; 702. a vertical slot; 703. a circular limiting groove; 8. a fixed mount B; 801. a plate groove; 9. a reinforcing beam; 10. a clamping plate; 1001. a round button; 11. and a support frame B.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments.

In the description of the present invention, "a plurality" means two or more unless otherwise specified; the terms "upper", "lower", "left", "right", "inner", "outer", "front", "rear", "head", "tail", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are only for convenience in describing and simplifying the description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed in a particular orientation, and be operated, and thus, should not be construed as limiting the invention. Furthermore, the terms "first," "second," "third," and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "connected" and "connected" are to be interpreted broadly, e.g., as being fixed or detachable or integrally connected; can be mechanically or electrically connected; may be directly connected or indirectly connected through an intermediate. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Referring to fig. 1 to 11, an embodiment of the present invention includes: the electronic commerce storage rack structure comprises a bottom plate 1; the right side surface of the bottom plate 1 is fixedly connected with an arc surface A101; the side surface of the arc-shaped surface A101 is fixedly connected with a shaft lever A102; the shaft rods A102 are arranged in two groups; the top plate 2 is arranged on the right side of the bottom plate 1; the left side surface of the top plate 2 is fixedly connected with an arc surface B201; a shaft lever B202 is arranged on the side surface of the arc-shaped surface B201; the number of the shaft rods B202 is set as two groups; the bottom plate 1 and the top plate 2 have the same shape; the edge of the side face of the top of the bottom flat plate 1 is fixedly connected with a support frame A3 through welding; the number of the supporting frames A3 is set to two groups; the side surface of the top of the support frame A3 is fixed with the edge of the side surface of the bottom plate 1 by welding; the support frame A3 is hollow; the supporting frames A3 are vertically arranged; a fixing groove 301 is fixedly connected inside the support frame A3; the lateral surface of the supporting frame A3 is fixedly connected with a transverse shaft hole 5; the transverse shaft hole 5 penetrates through the side face of the support frame A3 in the horizontal direction, and the transverse shaft hole 5 is communicated with the fixing groove 301; the side surface of the support frame A3 is provided with a clamping shaft 4 through sliding connection; the fixing plate 6 is arranged inside the fixing groove 301 through sliding connection; the side surface of the fixing plate 6 is fixedly connected with a fixing hole 601; the caliber of the fixed hole 601 is the same as that of the transverse shaft hole 5; the clamping shaft 4 is in threaded connection with the fixing hole 601; the side surface of the clamping shaft 4 is fixedly connected with an anti-skid button 401; the side surface of the support frame A3 is fixedly connected with a stiffening beam 9 through welding; the reinforcing beam 9 is inclined at forty-five degrees to the right; the bottom of the stiffening beam 9 is fixed with the right side of the support frame A3; the top of the stiffening beam 9 is fixed with the side surface of the bottom plate 1 through a bolt; the right side of the bottom plate 1 is fixedly connected with a fixing frame A7 through welding; the number of the fixing frames A7 is set as two groups; the top of the fixing frame A7 is fixedly connected with a top groove 701; a vertical groove 702 is fixedly connected above the side surface of the fixing frame A7; a circular limiting groove 703 is fixedly connected to the left side of the top of the vertical groove 702; the left side of the fixed frame A7 is fixedly connected with a stiffening beam 9 through welding; the bottom of the fixing frame A7 is fixedly connected with a groove; the bottom of the fixed frame A7 is also provided with a fixed plate 6 through sliding connection; the lateral surface of the fixing frame A7 is fixedly connected with a transverse shaft hole 5; a clamping plate 10 is arranged in the top groove 701 in a sliding connection manner; the side surface of the clamping plate 10 is fixedly connected with a connecting rod through welding, and the side surface of the connecting rod is fixedly connected with a round button 1001; a fixing frame B8 is fixedly connected at the left edge of the top plate 2 through welding; the top of the fixing frame B8 is fixedly connected with a plate groove 801; the plate groove 801 has the same width as the top groove 701; the bottom of the fixed frame B8 is also provided with a fixed plate 6 through sliding connection; the lateral surface of the fixing frame B8 is also fixedly connected with a transverse shaft hole 5; the right side of the fixed frame B8 is fixedly connected with a stiffening beam 9 through welding; the number of the fixing frames B8 is set to two groups.

Wherein, the right side of the top plate 2 is fixedly connected with a support frame B11 through welding; the number of the supporting frames B11 is two; the left side of the support frame B11 is fixedly connected with a reinforcing beam 9 through welding, and the support frame B11 can play a role in vertically fixing the top plate 2 through being matched with the fixing frame B8 through welding.

Wherein, the curved side surface of the shaft lever A102 is provided with a hinge piece 103 through hinge connection; the right side of the hinge 103 is hinged with the shaft B202; the quantity of the articulated elements 103 is set as two groups, when smaller goods need to be stored, a user folds the top flat plate 2 anticlockwise towards the bottom flat plate 1, the articulated elements 103 are matched with the shaft rods A102 and B202, the top flat plate 2 is folded above the bottom flat plate 1, the top surface of the top flat plate 2 is contacted with the top surface of the bottom flat plate 1, the top groove 701 at the top of the fixing frame A7 is butted with the plate groove 801 at the top of the fixing frame B8, the round button 1001 is vertically lifted upwards, the clamping plate 10 slides upwards in the top groove 701, the round button 1001 is lifted upwards to contact the top edge of the vertical groove 702, the round button 1001 is pulled towards the left side, the connecting rod is placed in the circular limiting groove 703, the upper half part of the clamping plate 10 is inserted into the plate groove 801, and the left side of the clamping plate 10 is contacted with the left side surface in the plate groove 801 to realize clamping.

The working principle is as follows:

various goods are placed on the top surfaces of the bottom plate 1 and the top plate 2, when the floor space of the storage rack needs to be reduced, a user can fold the top plate 2 anticlockwise towards the bottom plate 1, the top plate 2 is folded above the bottom plate 1 through the matching of the hinge piece 103, the shaft lever A102 and the shaft lever B202, the top plate 2 is contacted with the top surface of the bottom plate 1, the top plate 2 is turned over, the top groove 701 at the top of the fixing frame A7 is butted with the plate groove 801 at the top of the fixing frame B8, the clamping plate 10 slides upwards in the top groove 701 by lifting the round button 1001 upwards and vertically, after the round button 1001 is lifted to enable the connecting rod to be contacted with the top edge of the vertical groove 702, the round button 1001 is pulled leftwards to enable the connecting rod to be placed in the round limiting groove 703, the upper half part of the clamping plate 10 is inserted into the plate groove 801, the left side of the clamping plate 10 is contacted with the left side surface in the plate groove 801 to realize clamping, the fixing frame B8 and the supporting frame B11 are vertically upward, the other set of device is folded in the same step, the supporting frame A3 and the fixing plate 6 at the bottom of the fixing frame A7 are adjusted in height in a sliding mode, then the anti-slip button 401 is screwed, the position of the fixing plate 6 is fixed by the clamping shaft 4, the lifting device enables the bottom of the supporting frame A3 and the bottom of the fixing frame A7 to be aligned with the fixing frame B8 and the supporting frame B11 of the other set of device, the extending fixing plate 6 is aligned with the groove at the tail end of the fixing frame B8 and the supporting frame B11, the two sets of devices are butted, the plane for bearing goods can be reduced in half and half through the folding device, the height of a goods storage space in the storage rack is increased, when large-area goods need to be stored, the supporting frame A3 and the fixing plate 6 at the bottom of the supporting frame B11 are pulled out outwards, after the proper length is reached, the clamping shaft 4 is inserted into the transverse shaft hole 5 and the fixing hole 601, the height of the fixing plate 6 is fixed, the device is lifted, the supporting frame A3 and the fixing plate 6 at the bottom of the supporting frame B11 of the device are aligned with the fixing grooves 301 of the supporting frame A3 and the supporting frame B11 of the other device and inserted, and the steps are repeated to enable the storage rack to be lifted in a row.

It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims

1. E-commerce warehouse rack structure, its characterized in that: comprises a bottom plate (1); the right side surface of the bottom plate (1) is fixedly connected with an arc surface A (101); the side surface of the arc-shaped surface A (101) is fixedly connected with a shaft lever A (102); the shaft A (102) is arranged in two groups in number; a top flat plate (2) is arranged on the right side of the bottom flat plate (1); the left side surface of the top plate (2) is fixedly connected with an arc-shaped surface B (201); a shaft lever B (202) is arranged on the side surface of the arc-shaped surface B (201); the shaft B (202) is arranged in two groups in number; the bottom plate (1) and the top plate (2) are the same in shape; the edge of the side face of the top of the bottom flat plate (1) is fixedly connected with a support frame A (3) through welding; the number of the supporting frames A (3) is set to two groups; the side face of the top of the support frame A (3) is fixed with the edge of the side face of the bottom plate (1) through welding; the support frame A (3) is hollow; the support frames A (3) are vertically arranged; a fixing groove (301) is fixedly connected inside the support frame A (3); the lateral surface of the support frame A (3) is fixedly connected with a transverse shaft hole (5); the transverse shaft hole (5) penetrates through the side face of the support frame A (3) in the horizontal direction, and the transverse shaft hole (5) is communicated with the fixing groove (301); the side surface of the support frame A (3) is provided with a clamping shaft (4) through sliding connection; a fixing plate (6) is arranged in the fixing groove (301) in a sliding connection manner; the side surface of the fixing plate (6) is fixedly connected with a fixing hole (601); the caliber of the fixing hole (601) is the same as that of the cross shaft hole (5); the clamping shaft (4) is in threaded connection with the fixing hole (601); an anti-skid button (401) is fixedly connected to the side surface of the clamping shaft (4);

the side surface of the support frame A (3) is fixedly connected with a reinforcing beam (9) through welding; the reinforcing beam (9) is inclined by forty-five degrees to the right; the bottom of the stiffening beam (9) is fixed with the right side of the support frame A (3); the top of the reinforcing beam (9) is fixed with the side surface of the bottom plate (1) through a bolt;

the right side of the bottom plate (1) is fixedly connected with a fixing frame A (7) through welding; the number of the fixed frames A (7) is set to two groups; the top of the fixing frame A (7) is fixedly connected with a top groove (701);

a vertical groove (702) is fixedly connected above the side surface of the fixing frame A (7); a round limiting groove (703) is fixedly connected to the left side of the top of the vertical groove (702); the left side of the fixed frame A (7) is fixedly connected with a reinforcing beam (9) through welding; the bottom of the fixing frame A (7) is fixedly connected with a groove; the bottom of the fixed frame A (7) is also provided with a fixed plate (6) through sliding connection; the lateral surface of the fixing frame A (7) is fixedly connected with a transverse shaft hole (5);

a clamping plate (10) is arranged inside the top groove (701) in a sliding connection manner; the side surface of the clamping plate (10) is fixedly connected with a connecting rod through welding, and the side surface of the connecting rod is fixedly connected with a round button (1001);

the left edge of the top plate (2) is fixedly connected with a fixing frame B (8) through welding; the top of the fixing frame B (8) is fixedly connected with a plate groove (801); the width of the plate groove (801) is the same as that of the top groove (701);

the bottom of the fixing frame B (8) is also provided with a fixing plate (6) through sliding connection; the lateral surface of the fixing frame B (8) is also fixedly connected with a transverse shaft hole (5); the right side of the fixed frame B (8) is fixedly connected with a stiffening beam (9) through welding; the number of the fixing frames B (8) is set to two groups;

the right side of the top plate (2) is fixedly connected with a support frame B (11) through welding; the number of the supporting frames B (11) is set to two groups; the left side of the support frame B (11) is fixedly connected with a reinforcing beam (9) through welding;

the curved side surface of the shaft lever A (102) is provided with a hinged piece (103) through hinged connection; the right side of the hinge piece (103) is hinged with the shaft lever B (202); the number of the hinged pieces (103) is set as two groups;

when the storage rack is used, various goods are placed on the top surfaces of the bottom plate (1) and the top plate (2), when the floor space of the storage rack needs to be reduced, a user folds the top plate (2) anticlockwise towards the bottom plate (1), the top plate (2) is folded above the bottom plate (1) through the matching of the hinge piece (103), the shaft lever A (102) and the shaft lever B (202), the top plate (2) is contacted with the top surface of the bottom plate (1), after the top plate (2) is turned over, a top groove (701) at the top of the fixing frame A (7) is butted with a plate groove (801) at the top of the fixing frame B (8), and the round button (1001) is vertically lifted upwards, the clamping plate (10) slides upwards in the top groove (701), the round button (1001) is lifted upwards to enable the connecting rod to contact the top edge of the vertical groove (702), the round button (1001) is pulled to the left side, the connecting rod is placed in the round limiting groove (703), the upper half part of the clamping plate (10) is inserted into the plate groove (801), the left side of the clamping plate (10) is enabled to contact the left side surface in the plate groove (801) to realize clamping, the fixing frame B (8) and the support frame B (11) are enabled to vertically face upwards, the other assembly is folded in the same step, the support frame A (3) and the fixing plate (6) at the bottom of the fixing frame A (7) are adjusted to be high in a sliding mode, and then the anti-sliding button (401) is screwed, the position of a fixing plate (6) is fixed by a clamping shaft (4), a lifting device enables a supporting frame A (3) and the bottom of a fixing frame A (7) to align with a fixing frame B (8) and a supporting frame B (11) of another group of devices, the extending fixing plate (6) aligns with grooves at the tail ends of the fixing frame B (8) and the supporting frame B (11), the two groups of devices are in butt joint, a plane for bearing goods is reduced in half through a folding device, the height of a goods storage space in a warehouse rack is improved, when large-area goods need to be stored, the supporting frame A (3) and the fixing plate (6) at the bottom of the supporting frame B (11) are outwards pulled out, after the appropriate length is achieved, the clamping shaft (4) is inserted into a transverse shaft hole (5) and a fixing hole (601), the height of the fixing plate (6) is fixed, the lifting device enables the supporting frame A (3) and the fixing plate (6) at the bottom of the supporting frame B (11) to align with fixing grooves (301) of the supporting frame A (3) and the supporting frame B (11) of another group of devices and the supporting frame B (11) and insert, and the warehouse rack are lifted, and the steps are repeated.