Trolley for logistics transportation

Abstract

The utility model relates to the technical field of logistics conveying, and discloses a logistics conveying trolley which comprises a bottom plate, a fixing column is fixedly welded to the top of the bottom plate, a bearing plate is connected to the inner wall of the fixing column in a sliding mode, a limiting device is arranged on the inner wall of the bearing plate, and the bearing plate is inserted into a mounting groove formed in the outer wall of the fixing column, so that the bearing plate is fixed to the bottom plate. When the position of the clamping block corresponds to the position of a clamping groove formed in the inner wall of the fixing column, the clamping block is fed into the inner wall of the fixing column by utilizing the elastic potential energy of the damper, and the clamping block is clamped in the clamping groove, so that the inner wall of the fixing column is extruded by the clamping block, the clamping block is contracted into the inner wall of the bearing plate under stress, and the pressing plate is pushed to compress the damper; the bearing plate is fixed in the inner wall of the fixing column, limiting of the bearing plate is achieved, the bearing plate is mounted in the mounting grooves in different positions, objects of different sizes can be transported, the space utilization rate is increased, the bearing plate can be prevented from sliding, and the practicability of the device is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of logistics transportation, in particular to a logistics transportation trolley. Background Art

[0002] With the development of logistics industry, more and more shopping mall warehouses and logistics warehouses need to use trolleys. The current mainstream trolleys have a simple structure. Although they can meet the current needs of cargo consignment, they still have many defects.

[0003] The existing logistics transport trolleys can refer to the Chinese utility model patent with the authorization announcement number CN206406948U, which discloses a logistics trolley, "its technical solution is: including a trolley, the trolley is provided with a bottom plate, the bottom plate is provided with a guardrail, the bottom plate is provided with a support rod, the support rod is provided with a slot, the support rod is provided with a support plate, and the support rod is provided with a hand push rod. The utility model is simple to use and operate, not only does it not need to classify the goods during logistics transportation, but also improves the transportation speed and work efficiency, and can reduce the shock caused by collision during transportation to protect the safety of the goods."

[0004] When the above device is in use, the support plate is inserted into the support rod in the groove. Since there is a pulley in the groove and the four corners of the support plate are arc-shaped, the insertion and withdrawal of the support plate are very labor-saving. However, the above device does not limit the support plate, which makes the support plate easy to slip, and the above device is not convenient for protecting the sides, which makes the transported goods easy to fall and cause damage to the goods. Utility Model Content

[0005] In view of the deficiencies in the prior art, the utility model provides a logistics transport trolley, which has the advantages of being able to limit the support plate and store goods by category, and has the advantages of being able to protect the sides of the support plate to prevent goods from falling, thereby solving the problems raised by the above-mentioned background technology.

[0006] The utility model provides the following technical solution: a logistics transport trolley, comprising a bottom plate, a fixing column is welded and fixed on the top of the bottom plate, a receiving plate is slidably connected to the inner wall of the fixing column, a limiting device is provided on the inner wall of the receiving plate, a first side plate is welded and fixed on the top of the receiving plate, and a second side plate is rotatably connected to the inner wall of the receiving plate, and an opening and closing device is provided on the inner wall of the first side plate;

[0007] The limiting device includes a clamping block and a damper, and the damper sends the clamping block into the inner wall of the fixed column;

[0008] The opening and closing device comprises a rotating block and a pull rod, and the rotating block drives the pull rod to move up and down when working.

[0009] As a preferred technical solution of the utility model, the limiting device also includes a pressure plate, the top of the pressure plate is fixedly connected to the bottom of the block, the top of the damper is fixedly connected to the bottom of the pressure plate, and the bottom of the damper is fixedly connected to the inner wall of the receiving plate.

[0010] As a preferred technical solution of the utility model, the outer wall of the pressure plate is slidably connected to the inner wall of the receiving plate, the inner wall of the fixed column is provided with an installation groove, and the inner wall of the installation groove is slidably connected to the outer wall of the receiving plate, and a card slot is provided at a position on the inner wall of the fixed column corresponding to the card block, and the inner wall of the card slot is slidably connected to the outer wall of the card block.

[0011] As a preferred technical solution of the utility model, the bottom of the rotating block is fixedly connected with a screw rod, the outer edge of the screw rod is threadedly connected with a lifting block, the inner wall of the lifting block is rotatably connected with a pull rod, and the end of the pull rod away from the lifting block is rotatably connected to the inner wall of the second side panel.

[0012] As a preferred technical solution of the utility model, one end of the screw rod is inserted into the inner wall of the first side plate and rotatably connected to the inner wall of the first side plate, a sliding groove is provided at the position where the inner wall of the first side plate is connected to the lifting block, and the inner wall of the sliding groove is slidably connected to the outer wall of the lifting block.

[0013] As a preferred technical solution of the utility model, a universal wheel is fixedly connected to the bottom of the base plate by bolts, and a handrail is welded and fixed to the outer wall of the base plate.

[0014] Compared with the prior art, the utility model has the following beneficial effects:

[0015] 1. The logistics transportation trolley inserts the receiving plate into the installation groove provided on the outer wall of the fixed column, so that the inner wall of the fixed column squeezes the card block, and the card block is forced to shrink into the inner wall of the receiving plate, pushing the pressure plate to compress the damper, so that the elastic potential energy of the damper increases; when the position of the card block corresponds to the card groove provided on the inner wall of the fixed column, the elastic potential energy of the damper is used to send the card block into the inner wall of the fixed column, and the receiving plate is fixed in the inner wall of the fixed column, so as to limit the position of the receiving plate; by installing the receiving plate in the installation grooves at different positions, it is possible to transport items of different sizes, improve the utilization rate of the space, prevent the receiving plate from sliding, and improve the practicability of the device.

[0016] 2. The logistics conveying trolley drives the screw rod to rotate in the inner wall of the first side panel by rotating the rotating block, and utilizes the lifting block connected to the threaded outer edge of the screw rod to drive the lifting block to be lifted and lowered while the screw rod rotates, and then utilizes the pull rod connected to the inner wall of the lifting block to drive the pull rod to be lifted and lowered during the lifting process of the lifting block, and at the same time, the pull rod drives the second side panel to open and close, so that people can load and unload articles to the top of the receiving plate, and the second side panel and the first side panel can protect the articles to prevent them from falling during transportation. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 It is a schematic diagram of the three-dimensional structure of the utility model;

[0018] Figure 2 This is a schematic diagram of the cross-sectional structure of the utility model;

[0019] Figure 3 For this utility model Figure 2 Schematic diagram of the structure at A in the middle;

[0020] Figure 4 This is a schematic diagram of the structure of the opening and closing device of the utility model;

[0021] Figure 5 This is a schematic diagram of the installation structure of the utility model.

[0022] In the figure: 1, bottom plate; 2, universal wheel; 3, handrail; 4, fixed column; 5, receiving plate; 6, first side plate; 7, second side plate; 8, opening and closing device; 801, rotating block; 802, screw rod; 803, lifting block; 804, pull rod; 9, limiting device; 901, pressure plate; 902, clamping block; 903, damper. DETAILED DESCRIPTION

[0023] 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.

[0024] See also Figure 1 A logistics transport trolley comprises a bottom plate 1, a fixing column 4 is welded and fixed on the top of the bottom plate 1, a receiving plate 5 is slidably connected to the inner wall of the fixing column 4, a limiting device 9 is arranged on the inner wall of the receiving plate 5, a first side plate 6 is welded and fixed on the top of the receiving plate 5, a second side plate 7 is rotatably connected to the inner wall of the receiving plate 5, and an opening and closing device 8 is arranged on the inner wall of the first side plate 6;

[0025] like Figure 1 and Figure 2As shown, the bottom of the base plate 1 is fixedly connected with a universal wheel 2 by bolts, and the outer wall of the base plate 1 is welded and fixed with a handrail 3. A person holds the handrail 3 and uses the universal wheel 2 to push the device to move, thereby realizing the transportation of items.

[0026] like Figure 3 As shown, the limiting device 9 includes a block 902 and a damper 903, and the damper 903 sends the block 902 into the inner wall of the fixed column 4. The limiting device 9 also includes a pressure plate 901, the top of the pressure plate 901 is fixedly connected to the bottom of the block 902, the top of the damper 903 is fixedly connected to the bottom of the pressure plate 901, and the bottom of the damper 903 is fixedly connected to the inner wall of the receiving plate 5, the outer wall of the pressure plate 901 is slidably connected to the inner wall of the receiving plate 5, the inner wall of the fixed column 4 is provided with a mounting groove, and the inner wall of the mounting groove is slidably connected to the outer wall of the receiving plate 5, and the inner wall of the fixed column 4 corresponds to the position of the block 902. A card slot is provided, and the inner wall of the card slot is slidably connected to the outer wall of the card block 902. The receiving plate 5 is inserted into the installation slot provided on the outer wall of the fixed column 4, so that the inner wall of the fixed column 4 squeezes the card block 902, and the card block 902 is forced to shrink into the inner wall of the receiving plate 5, pushing the pressure plate 901 to compress the damper 903, so that the elastic potential energy of the damper 903 increases. When the position of the card block 902 corresponds to the card slot provided on the inner wall of the fixed column 4, the elastic potential energy of the damper 903 is used to send the card block 902 into the inner wall of the fixed column 4, and the receiving plate 5 is fixed in the inner wall of the fixed column 4, thereby realizing the limitation of the receiving plate 5.

[0027] like Figure 4 and Figure 5 As shown, the opening and closing device 8 includes a rotating block 801 and a pull rod 804. When the rotating block 801 is working, it drives the pull rod 804 to move up and down. The bottom of the rotating block 801 is fixedly connected with a screw rod 802. The outer edge of the screw rod 802 is threadedly connected with a lifting block 803. The inner wall of the lifting block 803 is rotatably connected with the pull rod 804. One end of the pull rod 804 away from the lifting block 803 is rotatably connected to the inner wall of the second side plate 7. One end of the screw rod 802 is inserted into the inner wall of the first side plate 6 and is rotatably connected to the inner wall of the first side plate 6. The inner wall of the first side plate 6 is connected to the lifting block 803. A sliding groove is provided at the position where the block 803 is connected, and the inner wall of the sliding groove is slidably connected to the outer wall of the lifting block 803. The rotating block 801 is rotated to drive the screw rod 802 to rotate in the inner wall of the first side panel 6. The lifting block 803 is connected by the outer thread of the screw rod 802, so that the screw rod 802 rotates and drives the lifting block 803 to be lifted and lowered at the same time. Then, the pull rod 804 connected to the inner wall of the lifting block 803 is used to drive the pull rod 804 to be lifted and lowered during the lifting process of the lifting block 803. At the same time, the pull rod 804 drives the second side panel 7 to open and close.

[0028] Working principle: when in use, the receiving plate 5 is inserted into the installation groove provided on the outer wall of the fixing column 4, so that the inner wall of the fixing column 4 squeezes the card block 902, and the card block 902 is forced to shrink into the inner wall of the receiving plate 5, pushing the pressure plate 901 to compress the damper 903, so that the elastic potential energy of the damper 903 increases. When the position of the card block 902 corresponds to the card groove provided on the inner wall of the fixing column 4, the elastic potential energy of the damper 903 is used to send the card block 902 into the inner wall of the fixing column 4, and the receiving plate 5 is fixed in the inner wall of the fixing column 4 to limit the receiving plate 5. By installing the receiving plate 5 in the installation grooves at different positions, it is possible to transport objects of different sizes. By rotating the rotating block 801, the screw rod 802 is driven to rotate in the inner wall of the first side panel 6, and the lifting block 803 is connected to the outer edge of the screw rod 802 by means of the threaded connection, so that the screw rod 802 rotates and drives the lifting block 803 to be lifted and lowered at the same time, and then the pull rod 804 connected to the inner wall of the lifting block 803 is used to drive the pull rod 804 to be lifted and lowered during the lifting and lowering process of the lifting block 803. At the same time, the pull rod 804 drives the second side panel 7 to open and close, so that people can load and unload articles to the top of the receiving plate 5, and the second side panel 7 and the first side panel 6 are used to protect the articles to prevent them from falling during transportation. Then, people hold the handrail 3 and use the universal wheel 2 to push the device to move, so as to realize the transportation of articles.

[0029] Although 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 logistics transport trolley, comprising a bottom plate (1), characterized in that: A fixing column (4) is welded and fixed to the top of the bottom plate (1); a receiving plate (5) is slidably connected to the inner wall of the fixing column (4); a limiting device (9) is provided on the inner wall of the receiving plate (5); a first side plate (6) is welded and fixed to the top of the receiving plate (5); a second side plate (7) is rotatably connected to the inner wall of the receiving plate (5); an opening and closing device (8) is provided on the inner wall of the first side plate (6); The limiting device (9) comprises a clamping block (902) and a damper (903), and the damper (903) sends the clamping block (902) into the inner wall of the fixed column (4); The opening and closing device (8) comprises a rotating block (801) and a pull rod (804), and when the rotating block (801) is in operation, it drives the pull rod (804) to move up and down.

2. A logistics transport trolley according to claim 1, characterized in that: The limiting device (9) further comprises a pressing plate (901), the top of the pressing plate (901) being fixedly connected to the bottom of the clamping block (902), the top of the damper (903) being fixedly connected to the bottom of the pressing plate (901), and the bottom of the damper (903) being fixedly connected to the inner wall of the receiving plate (5).

3. A logistics transport trolley according to claim 2, characterized in that: The outer wall of the pressure plate (901) is slidably connected to the inner wall of the receiving plate (5); the inner wall of the fixed column (4) is provided with a mounting groove, and the inner wall of the mounting groove is slidably connected to the outer wall of the receiving plate (5); the inner wall of the fixed column (4) is provided with a slot at a position corresponding to the clamping block (902), and the inner wall of the slot is slidably connected to the outer wall of the clamping block (902).

4. A logistics transport trolley according to claim 1, characterized in that: The bottom of the rotating block (801) is fixedly connected to a screw rod (802), the outer edge of the screw rod (802) is threadedly connected to a lifting block (803), the inner wall of the lifting block (803) is rotatably connected to a pull rod (804), and one end of the pull rod (804) away from the lifting block (803) is rotatably connected to the inner wall of the second side plate (7).

5. A logistics transport trolley according to claim 4, characterized in that: One end of the screw rod (802) is inserted into the inner wall of the first side plate (6) and is rotatably connected to the inner wall of the first side plate (6); a sliding groove is provided at a position where the inner wall of the first side plate (6) is connected to the lifting block (803), and the inner wall of the sliding groove is slidably connected to the outer wall of the lifting block (803).

6. A logistics transport trolley according to claim 1, characterized in that: The bottom of the base plate (1) is fixedly connected to a universal wheel (2) via bolts, and a handrail (3) is welded and fixed to the outer wall of the base plate (1).

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