Loading safety protection device

Abstract

The utility model belongs to the technical field of truck loading auxiliary equipment, and relates to a truck loading safety protection device which comprises an I-shaped rail fixed at the high altitude of a truck loading area, and a left roller assembly and a right roller assembly which roll along the rail are assembled in guide grooves in the two sides of the I-shaped rail respectively. The left rolling wheel assembly and the right rolling wheel assembly are rotationally connected to the same rolling wheel frame, and the bottom of the rolling wheel frame is connected with an anti-falling device. The truck loading safety protection device has the advantages of being simple in structure, flexible to use, low in cost and high in safety.

Description

Technical Field

[0001] The utility model belongs to the technical field of loading auxiliary equipment and relates to a loading safety protection device. Background Art

[0002] When loading and unloading goods on a truck, it is necessary to climb onto the truck to perform the operation. Due to the lack of safety protection devices, accidental falls and other safety accidents are prone to occur. However, if safety protection devices are added, it may affect the convenience of working on the truck.

[0003] Chinese utility model patent CN 212593589 U discloses a movable loading anti-fall device, including a mounting protection frame, a movable roller is arranged at the bottom end of the mounting protection frame, support frames are fixedly installed on both sides of the top of the mounting protection frame, a cross bar is arranged at the top of the support frame, side bars are arranged at both ends of the cross bar, and the top of the support frame is fixedly connected to the side bars.

[0004] The above movable loading fall arrester moves the installation protection frame through the cross bar to increase the flexibility of the fall arrester, but the installation protection frame matched with the truck has a large volume and mass, is not convenient to move, and is costly. Utility Model Content

[0005] The utility model aims at the deficiencies of the prior art and provides a loading safety protection device, which has the advantages of simple structure, flexible use, low cost and high safety.

[0006] In order to solve the above technical problems, the purpose of the utility model is achieved through the following technical solutions:

[0007] A loading safety protection device comprises an I-shaped track fixed at a high altitude in a loading area, wherein a left roller assembly and a right roller assembly rolling along the track are respectively installed in guide grooves on both sides of the I-shaped track, the left roller assembly and the right roller assembly are rotatably connected to the same roller frame, and a fall arrester is connected to the bottom of the roller frame.

[0008] In the above-mentioned loading safety protection device, the roller frame includes a left side plate and a right side plate, the left roller assembly is rotatably connected to the left side plate, the right roller assembly is rotatably connected to the right side plate, the bottoms of the left side plate and the right side plate are fixedly connected by bolts and locking nuts, and the fall arrester is connected to the middle of the bolts. Preferably, the left side plate and the right side plate are symmetrically arranged, and the left roller assembly and the right roller assembly are symmetrically arranged.

[0009] In the above-mentioned loading safety protection device, the left roller assembly includes a left fixed shaft and a left roller, the left fixed shaft is fixed on the left side plate, and the left roller is sleeved and rotatably connected to the left fixed shaft; the right roller assembly includes a right fixed shaft and a right roller, the right fixed shaft is fixed on the right side plate, and the right roller is sleeved and rotatably connected to the right fixed shaft. Preferably, a bearing or a sleeve is provided between the left roller and the left fixed shaft, and between the right roller and the right fixed shaft.

[0010] In the above-mentioned loading safety protection device, a plurality of the left roller assemblies and a plurality of the right roller assemblies are respectively provided and are spaced apart from each other in the front and rear.

[0011] In the above-mentioned loading safety protection device, a left limit plate is arranged between the left roller and the left side plate, the left limit plate is axially fixed on the left fixed shaft and is in contact with the left side surface of the I-shaped track; a right limit plate is arranged between the right roller and the right side plate, the right limit plate is axially fixed on the right fixed shaft and is in contact with the right side surface of the I-shaped track. Preferably, the radial dimensions of the left limit plate and the right limit plate are greater than the height of the I-shaped track.

[0012] In the above-mentioned loading safety protection device, a connecting plate is sleeved on the bolt, and axial limiting structures are provided on the bolts on both sides of the connecting plate. A hanging hole for hanging a fall arrester is provided on the connecting plate, and the upper hook of the fall arrester can be detachably hung in the hanging hole.

[0013] In the above-mentioned loading safety protection device, the I-shaped track is fixed on the roof of the logistics warehouse, and the I-shaped track is arranged along the moving direction of the vehicle. Further, the I-shaped track is fixed on the roof beam by a plurality of fasteners.

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

[0015] The utility model provides a loading safety protection device, which provides safety protection for loading operations through the combination of an I-shaped track, a roller assembly and a fall arrester. During the operation, the roller assembly will roll synchronously on the I-shaped track as the loader moves, and the positions of the roller assembly and the fall arrester will be changed synchronously, which will not affect the operation of the loader. The utility model has the advantages of simple structure, flexible use, low cost and high safety. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 It is a structural schematic diagram of the utility model;

[0017] Figure 2 It is a schematic diagram of the installation of the roller assembly of the utility model;

[0018] Figure 3It is a schematic diagram of the installation of the utility model fall arrester;

[0019] Figure numerals: 1. I-shaped rail; 2. Left roller assembly; 2a. Left fixed shaft; 2b. Left roller; 3. Right roller assembly; 3a. Right fixed shaft; 3b. Right roller; 4. Roller frame; 5. Fall arrester; 6. Left side plate; 7. Right side plate; 8. Bolt; 9. Locking nut; 10. Left limit plate; 11. Right limit plate; 12. Connecting plate; 13. Logistics warehouse; 14. Vehicle. DETAILED DESCRIPTION

[0020] The present invention will be further described below with reference to the accompanying drawings. Figure 1-3 :

[0021] A loading safety protection device comprises an I-shaped track 1 fixed at a high altitude in a loading area, wherein a left roller assembly 2 and a right roller assembly 3 rolling along the track are respectively installed in guide grooves on both sides of the I-shaped track 1, and the left roller assembly 2 and the right roller assembly 3 are rotatably connected to the same roller frame 4, and a fall arrester 5 is connected to the bottom of the roller frame 4.

[0022] Compare with Figure 1 In this embodiment, the I-shaped track 1 is fixed on the roof of the logistics warehouse 13, and the I-shaped track 1 is arranged along the moving direction of the vehicle 14. Further, the I-shaped track 1 is fixed on the roof beam by a plurality of fasteners.

[0023] When in use, the upper hook of the anti-fall device 5 is connected to the roller frame 4, and the lower hook of the anti-fall device 5 is connected to the loader. When the loader moves on the truck, since the left roller assembly 2 and the right roller assembly 3 can move flexibly along the track, the anti-fall device 5 connected to the roller frame 4 will move synchronously with the loader, so as not to affect the loader's work. When an unexpected fall occurs, the anti-fall device 5 will provide safety protection for the loader. When there are multiple loaders, multiple devices can be installed on the same I-shaped track 1.

[0024] Compare with Figure 2 The specific installation structure of the roller assembly in this embodiment is: the roller frame 4 includes a left side plate 6 and a right side plate 7, the left roller assembly 2 is rotatably connected to the left side plate 6, the right roller assembly 3 is rotatably connected to the right side plate 7, the bottoms of the left side plate 6 and the right side plate 7 are fixedly connected by bolts 8 and locking nuts 9, and the anti-fall device 5 is connected to the middle of the bolts 8. Preferably, the left side plate 6 and the right side plate 7 are symmetrically arranged, and the left roller assembly 2 and the right roller assembly 3 are symmetrically arranged.

[0025] Compare with Figure 2The specific structure of the roller assembly in this embodiment is as follows: the left roller assembly 2 includes a left fixed shaft 2a and a left roller 2b, the left fixed shaft 2a is fixed on the left side plate 6, and the left roller 2b is sleeved and rotatably connected to the left fixed shaft 2a; the right roller assembly 3 includes a right fixed shaft 3a and a right roller 3b, the right fixed shaft 3a is fixed on the right side plate 7, and the right roller 3b is sleeved and rotatably connected to the right fixed shaft 3a. Preferably, a bearing or a sleeve is provided between the left roller 2b and the left fixed shaft 2a, and between the right roller 3b and the right fixed shaft 3a.

[0026] In order to make the movement of the roller frame 4 and the anti-fall device 5 more stable, the left roller assembly 2 and the right roller assembly 3 are respectively provided with a plurality of them, and are spaced apart from each other. In this embodiment, the left roller assembly 2 and the right roller assembly 3 are respectively provided with two.

[0027] In order to limit the left roller 2b and the right roller 3b at the set position of the guide groove, a left limit plate 10 is provided between the left roller 2b and the left side plate 6, and the left limit plate 10 is axially fixed on the left fixed shaft 2a and is in contact with the left side surface of the I-shaped track 1; a right limit plate 11 is provided between the right roller 3b and the right side plate 7, and the right limit plate 11 is axially fixed on the right fixed shaft 3a and is in contact with the right side surface of the I-shaped track 1. Preferably, the radial dimensions of the left limit plate 10 and the right limit plate 11 are greater than the height of the I-shaped track 1.

[0028] Compare with Figure 3 In this embodiment, the specific connection structure of the fall arrester 5 is: a connecting plate 12 is sleeved on the bolt, an axial limiting structure is provided on the bolts 8 on both sides of the connecting plate 12, and a hanging hole for hanging the fall arrester 5 is provided on the connecting plate 12, and the hook of the fall arrester 5 can be detachably hung in the hanging hole.

[0029] The above embodiments are only preferred embodiments of the present invention and are not intended to limit the protection scope of the present invention. Therefore, any equivalent changes made based on the structure, shape, and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. A loading safety protection device, characterized in that: The invention comprises an I-shaped track (1) fixed at a high altitude in a loading area, wherein a left roller assembly (2) and a right roller assembly (3) rolling along the track are respectively installed in guide grooves on both sides of the I-shaped track (1), wherein the left roller assembly (2) and the right roller assembly (3) are rotatably connected to the same roller frame (4), and a fall arrester (5) is connected to the bottom of the roller frame (4); The roller frame (4) comprises a left side plate (6) and a right side plate (7), the left roller assembly (2) is rotatably connected to the left side plate (6), the right roller assembly (3) is rotatably connected to the right side plate (7), the bottoms of the left side plate (6) and the right side plate (7) are fixedly connected by bolts (8) and locking nuts (9), and the fall arrester (5) is connected to the middle of the bolts (8); The left roller assembly (2) comprises a left fixed shaft (2a) and a left roller (2b), wherein the left fixed shaft (2a) is fixed on the left side plate (6), and the left roller (2b) is sleeved on and rotatably connected to the left fixed shaft (2a); the right roller assembly (3) comprises a right fixed shaft (3a) and a right roller (3b), wherein the right fixed shaft (3a) is fixed on the right side plate (7), and the right roller (3b) is sleeved on and rotatably connected to the right fixed shaft (3a); A left limit plate (10) is arranged between the left roller (2b) and the left side plate (6), the left limit plate (10) is axially fixed on the left fixed shaft (2a) and is in contact with the left side surface of the I-shaped track (1); a right limit plate (11) is arranged between the right roller (3b) and the right side plate (7), the right limit plate (11) is axially fixed on the right fixed shaft (3a) and is in contact with the right side surface of the I-shaped track (1).

2. A loading safety protection device according to claim 1, characterized in that: The left roller assembly (2) and the right roller assembly (3) are respectively provided in plurality and are spaced apart from each other in the front and rear.

3. A loading safety protection device according to claim 1, characterized in that: A connecting plate (12) is sleeved on the bolt (8), an axial limiting structure is provided on the bolts (8) on both sides of the connecting plate (12), and a hanging hole for hanging the fall arrester (5) is provided on the connecting plate (12).

4. A loading safety protection device according to claim 1, characterized in that: The I-shaped track (1) is fixed on the roof of the logistics warehouse (13), and the I-shaped track (1) is arranged along the moving direction of the vehicle (14).

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