Trolley side piece with adjustable height

Abstract

The utility model discloses a height-adjustable trolley side piece, and belongs to the technical field of trolleys. Comprising a fixing piece and a lifting piece, the fixing piece comprises a cross beam a, a plurality of vertical pipes a are perpendicularly connected with the cross beam a and connected with a bottom beam, a C-shaped plate is perpendicularly connected to the lower portion of the middle of the cross beam a, and a plurality of supporting grooves are formed in the side portion of the C-shaped plate. The lifting piece comprises a cross beam b, a plurality of vertical pipes b penetrate through and are perpendicularly connected with the cross beam b, and a supporting rod is rotationally connected to the lower portion of the middle of the cross beam b. The supporting rod penetrates through the cross beam a and is matched with the C-shaped plate in an inserted mode, a wrench matched with the supporting groove is arranged on the supporting rod, the vertical pipes a correspond to the vertical pipes b in position in a one-to-one mode, and the vertical pipes b penetrate through the cross beam a and are matched with the vertical pipes a in an inserted mode. The side piece has the advantages that the height of the side piece can be adjusted in a lifting mode, the side piece is suitable for trolley transportation of products of different heights, and the products are effectively protected in the transportation process.

Description

Technical Field

[0001] The utility model relates to a trolley side piece with adjustable height, belonging to the technical field of trolleys. Background Art

[0002] The logistics industry usually uses trolleys to transport products. The side panels of traditional trolleys are fixed in height. For products that are higher than the side panels, the side panels that are higher cannot provide protection, affecting the stability of product transportation and even causing bumps and damage during transportation. Utility Model Content

[0003] In order to solve the defects existing in the prior art, the purpose of the utility model is to provide a height-adjustable trolley side panel suitable for transporting products of different heights.

[0004] The technical solution of the utility model is: a height-adjustable trolley side plate, including a fixed plate and a lifting plate, the fixed plate includes a cross beam a, a plurality of vertical tubes a vertically connected to the cross beam a, the vertical tube a is connected to the bottom beam, a C-shaped plate is vertically connected to the lower middle part of the cross beam a, a plurality of support grooves are opened on the side of the C-shaped plate, the lifting plate includes a cross beam b, a plurality of vertical tubes b penetrate and vertically connect the cross beam b, the lower middle part of the cross beam b is rotatably connected to a support rod, the support rod penetrates the cross beam a and is plugged into the C-shaped plate, a wrench matching the support groove is provided on the support rod, the positions of the vertical tube a and the vertical tube b correspond one to one, the vertical tube b penetrates the cross beam a and is plugged into the vertical tube a.

[0005] The support groove is arranged obliquely, and the notch of the support groove is located at the high end, and the bottom of the lower end of the support groove is provided with a bayonet for clamping a wrench.

[0006] A limit baffle for limiting the support rod is provided at the bottom of the C-shaped plate, the bottom end of the support rod is located below the limit baffle, and a square connecting tube welded to the C-shaped plate is provided at the bottom of the limit baffle, and bottom beams are welded on both sides of the square connecting tube.

[0007] The vertical tube a includes a first hollow tube whose top is welded to both sides of the cross beam a, and a second hollow tube located between the first hollow tubes and welded and fixed to the cross beam a; the vertical tube b includes a hollow circular tube and a solid circular tube, the diameter of the hollow circular tube is larger than that of the solid circular tube, the length of the hollow circular tube is longer than that of the solid circular tube, the top of the hollow circular tube is welded to the end of the cross beam b, and the solid circular tube is welded to the cross beam b between the hollow circular tubes; the hollow circular tube is plug-fitted with the first hollow tube, and the solid circular tube is plug-fitted with the second hollow tube.

[0008] The support rod is provided with a limit screw, and the limit screw cooperates with the cross beam a to limit the upward movement of the support rod.

[0009] A U-shaped plate is fixed at the bottom of the cross beam b, a circular gasket is provided in the middle of the U-shaped plate, a lifting pin is fixed at the top of the support rod, the lifting pin penetrates and rotates to connect the circular gasket, the top of the lifting pin is located below the cross beam a, a groove is provided on the outer periphery of the lifting pin, an elastic retaining ring is fixed on the outer periphery of the lifting pin through the groove, and the elastic retaining ring is located on the top of the circular gasket.

[0010] A circular hole for penetrating the lifting pin is provided in the middle of the circular gasket, and the outer diameter of the elastic retaining ring is larger than the diameter of the circular hole.

[0011] A long hole for passing the lifting pin is opened on the U-shaped plate at the bottom of the circular gasket.

[0012] The lifting pin is nested in the top end of the support rod, and a round hole for plug welding the lifting pin is opened on the side surface of the top end of the support rod.

[0013] The beneficial effects of the utility model are as follows: the height of the side panels can be raised and lowered and adjusted, so as to be suitable for the transportation of products of different heights by trolleys, and the products can be effectively protected during the transportation process. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] Figure 1 It is a structural diagram of the utility model;

[0015] Figure 2 for Figure 1 A partial enlarged view of the middle A;

[0016] Figure 3 A schematic diagram of raising the lift plate by one gear;

[0017] Figure 4 The schematic diagram is a diagram showing the lifting plate being lifted to the highest position;

[0018] Figure 5 for Figure 4 A partial enlarged view of point B in the middle;

[0019] Figure 6 This is a structural view of the lifting plate.

[0020] The reference numerals in the figure are as follows: 1. beam a, 2.1. first hollow tube, 2.2. second hollow tube, 3. C-shaped plate, 4. supporting groove, 5. beam b, 6.1. hollow circular tube, 6.2. solid circular tube, 7. supporting rod, 8. wrench, 9. limit baffle, 10. limit screw, 11. U-shaped plate, 12. circular gasket, 13. lifting pin, 14. elastic retaining ring, 15. bottom beam, 16. square connecting tube. DETAILED DESCRIPTION

[0021] The following is combined with Figure 1-6 The utility model is further described as follows:

[0022] A height-adjustable trolley side plate comprises a fixing plate and a lifting plate, wherein the fixing plate comprises a cross beam a1, a plurality of vertical tubes a vertically connected to the cross beam a1, the vertical tube a is connected to a bottom beam 15, a C-shaped plate 3 is vertically connected to the lower middle part of the cross beam a1, a plurality of support grooves 4 are provided on the side of the C-shaped plate 3, the lifting plate comprises a cross beam b5, a plurality of vertical tubes b penetrate through and vertically connected to the cross beam b5, a support rod 7 is rotatably connected to the lower middle part of the cross beam b5, the support rod 7 penetrates through the cross beam a1 and is plugged and matched with the C-shaped plate 3, a wrench 8 matching with the support groove 4 is provided on the support rod 7, a through hole is provided in the middle part of the support rod 7, the wrench 8 is plug-welded in the support rod 7 through the through hole, the support groove 4 is inclinedly arranged, and the notch of the support groove 4 is located at the high end, and a bayonet for clamping the wrench 8 is provided at the bottom inner of the lower end of the support groove 4, the positions of the vertical tube a and the vertical tube b correspond one to one, the vertical tube b penetrates through the cross beam a1 and is plugged and matched with the vertical tube a. The vertical tube a comprises a first hollow tube 2.1 whose top is welded to both sides of the cross beam a1, and a second hollow tube 2.2 located between the first hollow tube 2.1 and welded and fixed to the cross beam a1; the vertical tube b comprises a hollow circular tube 6.1 and a solid circular tube 6.2, the diameter of the hollow circular tube 6.1 is larger than that of the solid circular tube 6.2, the length of the hollow circular tube 6.1 is longer than that of the solid circular tube 6.2, the top of the hollow circular tube 6.1 is welded to the end of the cross beam b5, and the solid circular tube 6.2 is welded to the cross beam b5 between the hollow circular tubes 6.1; the hollow circular tube 6.1 is plug-fitted with the first hollow tube 2.1, and the solid circular tube 6.2 is plug-fitted with the second hollow tube 2.2.

[0023] A limit baffle 9 for limiting the support rod 7 is provided at the bottom of the C-shaped plate 3, and the bottom end of the support rod 7 is located below the limit baffle 9. A square connecting tube 16 welded to the C-shaped plate 3 is provided at the bottom of the limit baffle 9, and bottom beams 15 are welded on both sides of the square connecting tube 16 to make the overall structure more stable.

[0024] The support rod 7 is provided with a limit screw 10, and a through hole is opened in the middle of the support rod 7. The limit screw 10 is welded in the support rod 7 through the through hole. The limit screw 10 cooperates with the cross beam a1 to limit the upper limit position of the upward movement of the support rod 7 to prevent the lifting plate from moving too far and separating from the fixed plate.

[0025] A U-shaped plate 11 is fixed at the bottom of the crossbeam b5, a circular gasket 12 is provided in the middle of the U-shaped plate 11, a lifting pin 13 is nested at the top of the support rod 7, a circular hole for plug welding the lifting pin 13 is opened on the top side surface of the support rod 7, the lifting pin 13 penetrates and rotates to connect the circular gasket 12, the top of the lifting pin 13 is located below the crossbeam a1, a groove is provided on the outer periphery of the lifting pin 13, and an elastic retaining ring 14 is fixed on the outer periphery of the lifting pin 13 through the groove, and the elastic retaining ring 14 is located at the top of the circular gasket 12. The elastic retaining ring 14 cannot pass through the circular hole, so that the lifting pin 13 will not be separated from the circular gasket 12. A circular hole for penetrating the lifting pin 13 is provided in the middle of the circular gasket 12, and the outer diameter of the elastic retaining ring 14 is larger than the diameter of the circular hole. A long hole for penetrating the lifting pin 13 is opened on the U-shaped plate 11 at the bottom of the circular gasket 12, and the lifting pin 13 can move relative to the long hole during the rotation process, thereby increasing flexibility and extending service life.

[0026] When the height of the lifting plate needs to be adjusted, hold the wrench 8 and lift it up, so that the wrench 8 is separated from the bayonet of the support groove 4 first. When the wrench 8 moves up to be flush with the notch of the support groove 4, turn the wrench 8 to move the wrench 8 out of the support groove 4. According to the height adjustment requirements, move the wrench 8 up or down. The wrench 8 drives the lifting plate up or down through the support rod 7. When the wrench 8 moves to the notch position of the support groove 4 corresponding to the predetermined height, turn the wrench 8 again to move it into the support groove 4, and then move it down so that the wrench 8 is clamped at the bayonet at the bottom of the support groove 4. The height adjustment of the lifting plate is completed.

[0027] The above is only a preferred embodiment of the present invention. It should be pointed out that for ordinary technicians in this technical field, several improvements and modifications can be made without departing from the technical principle of the present invention. These improvements and modifications should also be regarded as the protection scope of the present invention.

Claims

1. A height-adjustable trolley side panel, characterized in that: The invention comprises a fixing plate and a lifting plate, wherein the fixing plate comprises a cross beam a (1), a plurality of vertical tubes a vertically connected to the cross beam a (1), the vertical tube a is connected to a bottom beam (15), a C-shaped plate (3) is vertically connected to the lower middle part of the cross beam a (1), a plurality of support grooves (4) are opened on the side of the C-shaped plate (3), the lifting plate comprises a cross beam b (5), a plurality of vertical tubes b penetrate and vertically connect the cross beam b (5), the lower middle part of the cross beam b (5) is rotatably connected to a support rod (7), the support rod (7) penetrates the cross beam a (1) and is plugged and matched with the C-shaped plate (3), a wrench (8) matched with the support groove (4) is provided on the support rod (7), the positions of the vertical tubes a and the vertical tubes b correspond one to one, the vertical tubes b penetrate the cross beam a (1) and are plugged and matched with the vertical tubes a.

2. The height-adjustable trolley side panel according to claim 1, characterized in that: The support groove (4) is arranged obliquely, and the notch of the support groove (4) is located at the high end, and a bayonet for clamping a wrench (8) is provided at the bottom of the lower end of the support groove (4).

3. The height-adjustable trolley side panel according to claim 1, characterized in that: A limit baffle (9) for limiting the support rod (7) is provided at the bottom of the C-shaped plate (3); the bottom end of the support rod (7) is located below the limit baffle (9); a square connecting tube (16) welded to the C-shaped plate (3) is provided at the bottom of the limit baffle (9); bottom beams (15) are respectively welded to both sides of the square connecting tube (16).

4. The height-adjustable trolley side panel according to claim 1, characterized in that: The vertical tube a comprises a first hollow tube (2.1) whose top is welded to both sides of the cross beam a (1), and a second hollow tube (2.2) located between the first hollow tubes (2.1) and welded and fixed to the cross beam a (1); the vertical tube b comprises a hollow circular tube (6.1) and a solid circular tube (6.2); the diameter of the hollow circular tube (6.1) is larger than that of the solid circular tube (6.2); the length of the hollow circular tube (6.1) is longer than that of the solid circular tube (6.2); the top of the hollow circular tube (6.1) is welded to the end of the cross beam b (5), and the solid circular tube (6.2) is welded to the cross beam b (5) between the hollow circular tubes (6.1); the hollow circular tube (6.1) is plug-fitted with the first hollow tube (2.1), and the solid circular tube (6.2) is plug-fitted with the second hollow tube (2.2).

5. The height-adjustable trolley side panel according to claim 1, characterized in that: The support rod (7) is provided with a limit screw (10), and the limit screw (10) cooperates with the cross beam a (1) to limit the upward movement of the support rod (7).

6. The height-adjustable trolley side panel according to claim 1, characterized in that: A U-shaped plate (11) is fixed at the bottom of the cross beam b (5), a circular gasket (12) is provided in the middle of the U-shaped plate (11), a lifting pin (13) is fixed at the top of the support rod (7), the lifting pin (13) penetrates and is rotatably connected to the circular gasket (12), the top of the lifting pin (13) is located below the cross beam a (1), a groove is provided on the outer periphery of the lifting pin (13), an elastic retaining ring (14) is fixed on the outer periphery of the lifting pin (13) through the groove, and the elastic retaining ring (14) is located on the top of the circular gasket (12).

7. The height-adjustable trolley side panel according to claim 6, characterized in that: A circular hole for penetrating the lifting pin (13) is provided in the middle of the circular gasket (12), and the outer diameter of the elastic retaining ring (14) is larger than the diameter of the circular hole.

8. The height-adjustable trolley side panel according to claim 6, characterized in that: A long hole for penetrating a lifting pin (13) is formed on the U-shaped plate (11) at the bottom of the circular gasket (12).

9. The height-adjustable trolley side panel according to claim 6, characterized in that: The lifting pin (13) is nested in the top end of the support rod (7), and a circular hole for plug welding the lifting pin (13) is opened on the side surface of the top end of the support rod (7).

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