Metal shelf with folding structure

Abstract

The utility model discloses a metal shelf with a folding structure, which belongs to the technical field of metal shelves and comprises a base, a folding seat is arranged above the base, a support rod is rotatably arranged at one end of the folding seat, a positioning bolt is arranged below one side of the support rod, a limit component is sleeved at one end of the support rod, and the limit component is connected with the folding seat. A limiting assembly is arranged on the base, a supporting plate is arranged above the limiting assembly, a lengthening rod is arranged above the supporting rod in an inserted mode, a fixing bolt is arranged at the connecting position of the supporting rod and the lengthening rod, a storage assembly is arranged below the base, and universal wheels are arranged below the storage assembly. The height of the supporting plate can be conveniently adjusted according to use requirements, the structure is convenient to use, the supporting plate can be easily adjusted by one person, the use practicability is improved, and the universal wheels can be conveniently stored due to the arrangement of the storage assembly.

Description

Technical Field

[0001] The utility model belongs to the technical field of metal shelves, and in particular relates to a metal shelf with a folding structure. Background Art

[0002] Shelves are widely used in warehouses and logistics activities. Shelves are composed of main columns, beams and shelves. The shelves themselves are divided into several layers, and the layers are used to store items. The shelf structure is simple, material-saving, highly applicable, and convenient for receiving and sending operations. It is the main storage equipment in manual warehouses. Metal shelves are a type of shelf and are widely used.

[0003] Chinese patent application No. 202321243090.8 discloses a metal shelf with a folding structure, which relates to the technical field of metal shelves, including a base, a vertical plate fixedly installed on the top of the base, a slide groove is provided on the side of the vertical plate, a limit hole is provided on the outer wall of the slide groove, an adjustment mechanism is provided on the inner wall of the slide groove, a placement plate is overlapped on the top of the adjustment mechanism, and a moving mechanism is fixedly connected to the bottom of the base. The utility model cooperates with the spring, the clamping column, the rib plate, the support plate, the rotating rod, the mounting hole and the limit block, and pushes the clamping column out through the spring, so that the clamping column and the limit hole are clamped, thereby fixing the adjusted moving block, facilitating the adjustment between adjacent placement plates, facilitating the placement of objects of different volumes on the placement plate, providing support to the support plate through the rib plate, so that the support plate and the placement plate are in contact, and at the same time, the contact area is increased, which is convenient for the placement of the placement plate.

[0004] The above-mentioned disclosed patent, 1. When in use, although it achieves the effect of adjusting the height of the placement plate, it is necessary to press multiple limit blocks at the same time when in use, and one person cannot complete the adjustment work, making the structure not practical enough; 2. When in use, the raising and lowering of the universal wheel is completed by the work of the electric telescopic rod, but when in use, the setting cost is high, and it also needs to be equipped with a power supply to be used, so the practicality is not high enough. Utility Model Content

[0005] In order to solve the problems raised in the above background technology, the utility model provides a metal shelf with a folding structure, which is convenient for adjusting the height of the support plate according to the needs of use, convenient for storing the universal wheels, and has the characteristics of simple structure and use.

[0006] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a metal shelf with a folding structure, comprising a base, a folding seat is arranged above the base, a support rod is rotatably provided at one end of the folding seat, a positioning bolt is arranged below one side of the support rod, a limit assembly is sleeved on one end of the support rod, a support plate is arranged above the limit assembly, an extension rod is inserted above the support rod, a fixing bolt is arranged at the connection between the support rod and the extension rod, a storage assembly is arranged below the base, and a universal wheel is arranged below the storage assembly.

[0007] Preferably, the limit assembly includes a limit seat, a connecting gear, tooth plate 1, a limit plate, a limit rod, tooth plate 2, a limit spring, a pressing rod and a fixing assembly, wherein the limit seat sleeve is arranged above the support rod, a connecting gear is arranged inside the limit seat, one side of the connecting gear is meshingly connected with tooth plate 1, one end of tooth plate 1 is arranged with a limit plate, the other side of the connecting gear is meshingly connected with tooth plate 2, one end of tooth plate 2 is also arranged with a limit plate, one side of the limit plate is symmetrically arranged with a limit rod, one end of the other side of the limit plate is arranged with a limit spring, one side of the limit plate at one end of tooth plate 1 is arranged with a pressing rod, and one side of the pressing rod is arranged with a fixing assembly.

[0008] Preferably, the fixing assembly includes a fixing seat, a fixing rod, a fixing slide block and a fixing spring, wherein the fixing seat is arranged on one side of the pressing rod, a fixing rod is arranged in the middle of the fixing seat, a fixing slide block is arranged on one side of the fixing rod, and a fixing spring is arranged on one side of the fixing slide block.

[0009] Preferably, a ball is provided at one end of the fixing rod, and a fixing hole matching the fixing rod is opened on one side of the pressing rod.

[0010] Preferably, the storage assembly includes a storage seat, a trapezoidal screw, a storage plate, bevel gear one, bevel gear two and a turning handle, wherein the storage seat is arranged below the base, a trapezoidal screw is arranged inside the storage seat, the surface of the trapezoidal screw is threadedly connected to the storage plate, a bevel gear one is arranged in the middle of the trapezoidal screw, one side of the bevel gear one is meshedly connected to the bevel gear two, and a turning handle is arranged at one end of the bevel gear two.

[0011] Preferably, limit sliders are provided on both sides of the storage plate, and a limit slide bar slides in the middle of the limit sliders.

[0012] Compared with the prior art, the beneficial effects of the utility model are:

[0013] 1. The utility model realizes the effect of conveniently adjusting the height of the support plate according to the needs of use by setting a limit component. The structure is easy to use, and one person can easily complete the adjustment of the support plate, thereby improving the practicality of use.

[0014] 2. The utility model realizes the effect of convenient storage of the universal wheel by setting up a storage component, and has a simple structure and is easy to use. The storage and removal of the universal wheel can be completed by simply turning the handle, which improves the practicality of use. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 It is a schematic diagram of the overall structure of the utility model;

[0016] Figure 2 It is a schematic diagram of the structure of the utility model cut from top view;

[0017] Figure 3 It is a schematic diagram of the structure of the utility model cut from the front view;

[0018] Figure 4 It is a structural schematic diagram of the limit assembly of the utility model;

[0019] Figure 5 It is a structural schematic diagram of the fixing component in the limiting component of the utility model;

[0020] Figure 6 A schematic structural diagram of a storage assembly of the utility model.

[0021] In the figure: 1. base; 2. folding seat; 3. support rod; 4. positioning bolt; 5. limit assembly; 51. limit seat; 52. connecting gear; 53. tooth plate 1; 54. limit plate; 55. limit rod; 56. tooth plate 2; 57. limit spring; 58. pressing rod; 59. fixing assembly; 591. fixing seat; 592. fixing rod; 593. fixing slider; 594. fixing spring; 595. ball bearing; 6. support plate; 7. storage assembly; 71. storage seat; 72. trapezoidal screw; 73. storage plate; 74. bevel gear 1; 75. bevel gear 2; 76. turning handle; 8. universal wheel; 9. extension rod; 10. fixing bolt. DETAILED DESCRIPTION

[0022] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0023] Example 1

[0024] See also Figure 1-6The utility model provides the following technical solutions: a metal shelf with a folding structure, comprising a base 1, a folding seat 2 is arranged above the base 1, a support rod 3 is rotatably arranged at one end of the folding seat 2, a positioning bolt 4 is arranged below one side of the support rod 3, a limiting component 5 is sleeved on one end of the support rod 3, a support plate 6 is arranged above the limiting component 5, an extension rod 9 is inserted above the support rod 3, a fixing bolt 10 is arranged at the connection between the support rod 3 and the extension rod 9, a storage component 7 is arranged below the base 1, and a universal wheel 8 is arranged below the storage component 7.

[0025] Specifically, the limit assembly 5 includes a limit seat 51, a connecting gear 52, a tooth plate 1 53, a limit plate 54, a limit rod 55, a tooth plate 2 56, a limit spring 57, a pressing rod 58 and a fixing assembly 59, wherein the limit seat 51 is sleeved on the top of the support rod 3, and a connecting gear 52 is arranged inside the limit seat 51, one side of the connecting gear 52 is meshedly connected with the tooth plate 1 53, one end of the tooth plate 1 53 is arranged with a limit plate 54, the other side of the connecting gear 52 is meshedly connected with the tooth plate 2 56, one end of the tooth plate 2 56 is also arranged with a limit plate 54, one side of the limit plate 54 is symmetrically arranged with a limit rod 55, one end of the other side of the limit plate 54 is arranged with a limit spring 57, one side of the limit plate 54 at one end of the tooth plate 1 53 is arranged with a pressing rod 58, and one side of the pressing rod 58 is arranged with a fixing assembly 59.

[0026] By adopting the above technical solution, when in use, the pressing rod 58 is pressed, and the pressing rod 58 drives the limit plate 54 to move, and the limit plate 54 moves to compress the limit spring 57, and at the same time drives the tooth plate 1 53 to move, so that under the action of the connecting gear 52, the tooth plate 2 56 is driven to move, so that the limit rod 55 on one side of the limit plate 54 is disengaged from the limit hole, and then the position of the limit seat 51 on the support rod 3 can be adjusted, so that when the device is in use, it is convenient to adjust the height of the support plate 6 according to the needs of use. The structure is easy to use, and one person can easily complete the adjustment of the support plate 6, which improves the practicality of use.

[0027] Specifically, the fixing assembly 59 includes a fixing seat 591, a fixing rod 592, a fixing slider 593 and a fixing spring 594, wherein the fixing seat 591 is arranged on one side of the pressing rod 58, a fixing rod 592 is arranged in the middle of the fixing seat 591, a fixing slider 593 is arranged on one side of the fixing rod 592, and a fixing spring 594 is arranged on one side of the fixing slider 593.

[0028] By adopting the above technical solution, when the pressing rod 58 moves to the fixing hole and overlaps with the fixing rod 592, the fixing spring 594 is reset, driving the fixing rod 592 to insert into the fixing hole, limiting the pressing rod 58 to prevent it from automatically rebounding.

[0029] Specifically, a ball 595 is provided at one end of the fixing rod 592 , and a fixing hole matching the fixing rod 592 is opened at one side of the pressing rod 58 .

[0030] By adopting the above technical solution, the ball 595 facilitates smooth sliding between the fixing rod 592 and the pressing rod 58 when they abut against each other, and the fixing hole facilitates the insertion of the fixing rod 592 to limit and fix the pressing rod 58.

[0031] When the present embodiment is in use, the pressing rod 58 is pressed, the pressing rod 58 drives the limit plate 54 to move, the limit plate 54 moves and compresses the limit spring 57, and at the same time drives the tooth plate 1 53 to move, thereby driving the tooth plate 2 56 to move under the action of the connecting gear 52, so that the limit rod 55 on one side of the limit plate 54 is disengaged from the limit hole, and then the position of the limit seat 51 on the support rod 3 can be adjusted, so that when the device is in use, the height of the support plate 6 can be conveniently adjusted according to the needs of use. The structure is easy to use, and one person can easily complete the adjustment of the support plate 6, thereby improving the practicality of use.

[0032] Example 2

[0033] The present embodiment is different from the embodiment 1 in that: specifically, the storage assembly 7 includes a storage seat 71, a trapezoidal screw 72, a storage plate 73, a bevel gear 1 74, a bevel gear 2 75 and a turning handle 76, wherein the storage seat 71 is arranged below the base 1, a trapezoidal screw 72 is arranged inside the storage seat 71, the surface of the trapezoidal screw 72 is threadedly connected with the storage plate 73, a bevel gear 1 74 is arranged in the middle of the trapezoidal screw 72, one side of the bevel gear 1 74 is meshedly connected with the bevel gear 2 75, and a turning handle 76 is arranged at one end of the bevel gear 2 75.

[0034] By adopting the above technical solution, the handle 76 is rotated, and the rotation of the handle 76 drives the bevel gear 2 75 to rotate, the rotation of the bevel gear 2 75 drives the bevel gear 1 74 to rotate, the rotation of the bevel gear 1 74 drives the trapezoidal screw 72 to rotate, and the rotation of the trapezoidal screw 72 drives the storage plate 73 to move, so that the universal wheel 8 is stored in the storage seat 71, and the device is positioned, so that when the device is in use, the universal wheel 8 can be conveniently stored, and the structure is simple and practical.

[0035] Specifically, limit sliders are provided on both sides of the storage plate 73, and a limit slide bar is slidably disposed in the middle of the limit sliders.

[0036] By adopting the above technical solution, the limiting slider and the limiting sliding groove cooperate with each other, so as to limit the moving range of the storage plate 73.

[0037] When this embodiment is in use: turn the handle 76, the rotation of the handle 76 drives the bevel gear 2 75 to rotate, the rotation of the bevel gear 2 75 drives the bevel gear 1 74 to rotate, the rotation of the bevel gear 1 74 drives the trapezoidal screw 72 to rotate, the rotation of the trapezoidal screw 72 drives the storage plate 73 to move, thereby storing the universal wheel 8 in the storage seat 71, positioning the device, so that when the device is in use, the universal wheel 8 can be conveniently stored, and the structure is simple and practical.

[0038] The structure and use principle of the universal wheel 8 in the utility model have been disclosed in a metal shelf with a folding structure disclosed in Chinese patent application No. 202321243090.8, and its working principle is that the setting of the universal wheel 8 facilitates the movement of the device.

[0039] Working principle and use process of the utility model: when the utility model is in use, the support rod 3 is erected through the folding seat 2, and then the folding seat 2 and the support rod 3 are fixed by the positioning bolts 4, and then the support plate 6 is sleeved on the support rod 3 through the limiting assembly 5. When in use, the height of the device can be lengthened by inserting the extension rod 9 above the support rod 3 and fixing it with the fixing bolts 10. After the assembly is completed, the device is moved to the use position through the universal wheel 8, and then the universal wheel 8 is folded up through the storage assembly 7. When the limiting assembly 5 is in use, the pressing rod 58 is pressed, and the pressing rod 58 drives the limiting plate 54 to move, and the limiting plate 54 moves to compress the limiting spring 57, and at the same time drives the tooth plate 1 53 to move, so that under the action of the connecting gear 52, the tooth plate 2 56 is driven to move, so that The limiting rod 55 on one side of the limiting plate 54 is disengaged from the limiting hole, and then the position of the limiting seat 51 on the support rod 3 can be adjusted, so that when the device is in use, the height of the support plate 6 can be conveniently adjusted according to the needs of use. This structure is easy to use, and one person can easily complete the adjustment work of the support plate 6, thereby improving the practicality of use. When the storage component 7 is in use, the turning handle 76 is turned, and the turning handle 76 drives the bevel gear 2 75 to rotate, and the bevel gear 2 75 drives the bevel gear 1 74 to rotate, and the bevel gear 1 74 drives the trapezoidal screw rod 72 to rotate, and the trapezoidal screw rod 72 drives the storage plate 73 to move, thereby storing the universal wheel 8 in the storage seat 71 and positioning the device, so that when the device is in use, the universal wheel 8 can be conveniently stored, and the structure is simple and practical.

[0040] Although the embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A metal shelf with a folding structure, comprising a base, characterized in that: A folding seat is arranged above the base, a support rod is rotatably arranged at one end of the folding seat, a positioning bolt is arranged below one side of the support rod, a limiting assembly is sleeved on one end of the support rod, a support plate is arranged above the limiting assembly, an extension rod is inserted above the support rod, a fixing bolt is arranged at the connection between the support rod and the extension rod, a storage assembly is arranged below the base, and a universal wheel is arranged below the storage assembly.

2. The metal shelf with a folding structure according to claim 1, characterized in that: The limit assembly includes a limit seat, a connecting gear, a tooth plate 1, a limit plate, a limit rod, a tooth plate 2, a limit spring, a pressing rod and a fixing assembly, wherein the limit seat sleeve is arranged above the support rod, a connecting gear is arranged inside the limit seat, one side of the connecting gear is meshedly connected with tooth plate 1, one end of tooth plate 1 is arranged with a limit plate, the other side of the connecting gear is meshedly connected with tooth plate 2, one end of tooth plate 2 is also arranged with a limit plate, one side of the limit plate is symmetrically arranged with a limit rod, one end of the other side of the limit plate is arranged with a limit spring, one side of the limit plate at one end of tooth plate 1 is arranged with a pressing rod, and one side of the pressing rod is arranged with a fixing assembly.

3. The metal shelf with a folding structure according to claim 2, characterized in that: The fixing assembly includes a fixing seat, a fixing rod, a fixing slide block and a fixing spring, wherein the fixing seat is arranged on one side of the pressing rod, a fixing rod is arranged in the middle of the fixing seat, a fixing slide block is arranged on one side of the fixing rod, and a fixing spring is arranged on one side of the fixing slide block.

4. The metal shelf with a folding structure according to claim 3, characterized in that: A ball is arranged at one end of the fixing rod, and a fixing hole matching the fixing rod is opened at one side of the pressing rod.

5. The metal shelf with a folding structure according to claim 1, characterized in that: The storage assembly includes a storage seat, a trapezoidal screw, a storage plate, a bevel gear 1, a bevel gear 2 and a turning handle, wherein the storage seat is arranged below the base, a trapezoidal screw is arranged inside the storage seat, the surface of the trapezoidal screw is threadedly connected with the storage plate, a bevel gear 1 is arranged in the middle of the trapezoidal screw, one side of the bevel gear 1 is meshedly connected with the bevel gear 2, and a turning handle is arranged at one end of the bevel gear 2.

6. The metal shelf with a folding structure according to claim 5, characterized in that: Limiting sliders are arranged on both sides of the storage plate, and a limiting sliding rod is slidably arranged in the middle of the limiting sliders.

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