A composite rear bumper rotation structure
Patent Information
- Application Number
- CN202522052777.9
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2025-09-24
- Publication Date
- 2026-10-30
- Estimated Expiration
- 2035-09-24
AI Technical Summary
[0004]本实用新型的目的是为了解决现有技术中存在工作者的劳动量出现增加的问题，而提出的一种复合后栏板旋转结构
[0012]1、本实用新型中，通过设置调节装置，当工作者需要对货物进行下料时，工作者调节插销，插销脱离后门，工作者转动后门，门轴引导后门转动90度，拉链的一端拉住后门，拉链的另一端与拉环连接，后门与第三支撑杆垂直，工作者将货物放置在后门上，启动油缸，油缸收缩并拉动第一支撑杆，第一支撑杆推动第三支撑杆，第三支撑杆推动第二支撑杆，第二支撑杆受到第二铰座的引导，油缸受到第一铰座的引导，第三支撑杆带动后门靠近地面，保护装置与地面相抵，工作者将货物从后门上取下，通过设置调节装置，可以有效的方便工作者对货物进行下料，避免了工作者在上料或下料时出现不便的情况，进而降低了工作者的劳动量。
Smart Images
Figure CN224915782U_ABST
Abstract
Description
Technical Field
[0001] This utility model relates to the field of automobile cargo box technology, and in particular to a composite rear panel rotating structure. Background Technology
[0002] A truck bed, also known as a cargo box or truck bed, is an open or semi-open structure on a truck specifically designed to carry goods. It is a key component for trucks to achieve their core function of "cargo transportation." It is usually integrated at the rear of the vehicle and directly connected to the chassis. Its design, materials, and structure are specifically optimized according to the vehicle model and cargo requirements.
[0003] When workers need to load cargo onto trucks, they manually open the rear door of the cargo bed to load the cargo. However, the height of existing truck cargo beds can cause inconvenience for workers when loading or unloading, thus increasing their workload. Utility Model Content
[0004] The purpose of this utility model is to solve the problem of increased workload for workers in the prior art, and to propose a composite rear panel rotating structure.
[0005] To achieve the above objectives, this utility model adopts the following technical solution: a composite rear panel rotating structure, including a cargo bed, a truck mounted on the surface of the cargo bed, an adjusting device mounted on the surface of the truck, the adjusting device including a first hinge seat disposed on the lower surface of the truck, a hydraulic cylinder disposed inside the first hinge seat, the hydraulic cylinder being located below the truck, a first support rod disposed at the driving end of the hydraulic cylinder, a second hinge seat mounted on the lower surface of the truck, a first rotating rod being internally connected to the second hinge seat, a second support rod being mounted on the inner side of the second hinge seat, the second support rod being located at the first support rod. Below, a third support rod is mounted on the surface of the second support rod. One end of the first support rod is connected to the surface of the third support rod. A stabilizing component is provided on the surface of the third support rod. The stabilizing component consists of a rear door, a zipper and a pull ring, and a door hinge. A door hinge is installed inside the third support rod. A rear door is mounted on the surface of the door hinge. The rear door is located on one side of the third support rod. Zippers are installed on both sides of the rear door. The zippers can cooperate with the rear door to achieve the purpose of supporting the zippers. A hydraulic balance valve is installed on the oil cylinder, which can be used to lock the oil cylinder. When the door panel is in the closed state, the operator can position the door panel using a conventional latch.
[0006] Preferably, a pull ring is installed on the surface of the third support rod, and the zipper is installed and connected to the surface of the pull ring. The pull ring can cooperate with the third support rod to support the pull ring, and the pull ring cooperates with the zipper and the rear door to stabilize the rear door.
[0007] Preferably, the surface of the rear door is provided with a protective device, the protective device including a built-in groove, the built-in groove being opened on the lower surface of the rear door, the built-in groove being located on one side of the third support rod, the built-in groove being able to cooperate with the rear door to achieve the purpose of storing the slider.
[0008] Preferably, a slider is installed inside the built-in groove. The slider is located below the zipper and can cooperate with the built-in groove to guide the slider to slide.
[0009] Preferably, a buffer plate is provided on the lower surface of the slider. The buffer plate is placed on the lower surface of the rear door and can cooperate with the slider to guide the buffer plate to slide.
[0010] Preferably, a push spring is fixedly connected between the buffer plate and the built-in groove. The push spring is located inside the slider and can cooperate with the buffer plate and the built-in groove to achieve the purpose of buffering the buffer plate.
[0011] Compared with the prior art, the advantages and positive effects of this utility model are as follows:
[0012] 1. In this utility model, by setting an adjustment device, when the worker needs to unload goods, the worker adjusts the latch, the latch disengages from the rear door, the worker rotates the rear door, the door hinge guides the rear door to rotate 90 degrees, one end of the zipper pulls the rear door, the other end of the zipper is connected to the pull ring, the rear door is perpendicular to the third support rod, the worker places the goods on the rear door, starts the hydraulic cylinder, the hydraulic cylinder retracts and pulls the first support rod, the first support rod pushes the third support rod, the third support rod pushes the second support rod, the second support rod is guided by the second hinge seat, the hydraulic cylinder is guided by the first hinge seat, the third support rod drives the rear door closer to the ground, the protective device abuts against the ground, the worker removes the goods from the rear door. By setting the adjustment device, it can effectively facilitate the worker to unload goods, avoid inconvenience when loading or unloading, and thus reduce the worker's workload.
[0013] 2. In this utility model, by setting a protective device, when the worker needs to protect the back door, the back door moves the buffer plate close to the ground. The buffer plate is blocked by the ground, and the buffer plate pushes the slider in the opposite direction. The slider slides inside the built-in groove, and the buffer plate squeezes the push spring, which reduces the sliding speed of the buffer plate. The buffer plate abuts against the surface of the back door. By setting a protective device, it is possible to effectively protect the back door for the worker, avoid the back door from colliding with the ground, and thus improve the service life of the back door. Attached Figure Description
[0014] Figure 1 This utility model provides a three-dimensional structural diagram of a composite rear panel rotation structure;
[0015] Figure 2 A side view of the adjustment device for a composite rear panel rotation structure is provided for this utility model.
[0016] Figure 3 A top view of a composite rear panel rotation structure is provided for this utility model.
[0017] Figure 4 This utility model provides a schematic diagram of a protective device with a composite rear panel rotation structure.
[0018] Figure 5 This utility model proposes a composite rear panel rotation structure. Figure 4 Enlarged structural diagram at point A in the middle.
[0019] Legend:
[0020] 1. Cargo bed; 2. Truck; 3. Second hinge; 4. First support rod; 5. Second support rod; 6. Third support rod; 7. Rear door; 8. Pull ring; 9. Zipper; 10. Door hinge; 11. First hinge; 12. Hydraulic cylinder; 13. Internal groove; 14. Slider; 15. Buffer plate; 16. Push spring. Detailed Implementation
[0021] Please see Figures 1-5 This utility model provides a technical solution: a composite rear panel rotating structure, including a cargo bin 1, a truck 2 disposed on the surface of the cargo bin 1, and an adjustment device disposed on the surface of the truck 2.
[0022] The specific settings and functions of its adjustment and protection devices will be explained in detail below.
[0023] In this embodiment: the adjustment device includes a first hinge seat 11, which is disposed on the lower surface of the truck 2. A hydraulic cylinder 12 is disposed inside the first hinge seat 11 and is located below the truck 2. A first support rod 4 is disposed at the drive end of the hydraulic cylinder 12. A second hinge seat 3 is mounted on the lower surface of the truck 2. A first rotating rod is installed and connected to the interior of the second hinge seat 3. A second support rod 5 is installed on the inner side of the second hinge seat 3 and is located below the first support rod 4. A third support rod 6 is mounted on the surface of the second support rod 5. One end of the first support rod 4 is installed and connected to the surface of the third support rod 6. A stabilizing component is disposed on the surface of the third support rod 6. The stabilizing component consists of a rear door 7, a zipper 9, a pull ring 8, and a door hinge 10.
[0024] Specifically, a door hinge 10 is installed inside the third support rod 6, and a rear door 7 is installed on the surface of the door hinge 10. The rear door 7 is located on one side of the third support rod 6, and zippers 9 are installed on both sides of the rear door 7. The zippers 9 can cooperate with the rear door 7 to achieve the purpose of supporting the zippers 9. A hydraulic balance valve is installed on the oil cylinder 12, which can be used to lock the oil cylinder 12. When the door panel is in the closed state, the operator can position the door panel through a conventional latch.
[0025] Specifically, a pull ring 8 is installed on the surface of the third support rod 6, and the zipper 9 is connected to the surface of the pull ring 8.
[0026] In this embodiment: the pull ring 8 can cooperate with the third support rod 6 to support the pull ring 8, and the pull ring 8 can cooperate with the zipper 9 and the back door 7 to stabilize the back door 7.
[0027] In this embodiment: a protective device is provided on the surface of the rear door 7. The protective device includes a built-in groove 13, which is opened on the lower surface of the rear door 7. The built-in groove 13 is located on one side of the third support rod 6. The built-in groove 13 can cooperate with the rear door 7 to achieve the purpose of storing the slider 14.
[0028] Specifically, a slider 14 is installed inside the built-in slot 13, and the slider 14 is located below the zipper 9.
[0029] In this embodiment, the slider 14 can cooperate with the built-in groove 13 to guide the slider 14 to slide.
[0030] Specifically, a buffer plate 15 is provided on the lower surface of the slider 14. The buffer plate 15 is placed on the lower surface of the rear door 7. The buffer plate 15 can cooperate with the slider 14 to guide the buffer plate 15 to slide.
[0031] Specifically, a push spring 16 is fixedly connected between the buffer plate 15 and the built-in groove 13, and the push spring 16 is located inside the slider 14.
[0032] In this embodiment, the push spring 16 can cooperate with the buffer plate 15 and the built-in groove 13 to achieve the purpose of buffering the buffer plate 15.
[0033] Working principle: By setting an adjustment device, when the worker needs to unload goods, the worker adjusts the latch, the latch disengages from the rear door 7, the worker rotates the rear door 7, the door hinge 10 guides the rear door 7 to rotate 90 degrees, one end of the zipper 9 holds the rear door 7, the other end of the zipper 9 is connected to the pull ring 8, the rear door 7 is perpendicular to the third support rod 6, the worker places the goods on the rear door 7, the hydraulic cylinder 12 is activated, the hydraulic cylinder 12 retracts and pulls the first support rod 4, the first support rod 4 pushes the third support rod 6, the third support rod 6 pushes the second support rod 5, the second support rod 5 is guided by the second hinge seat 3, the hydraulic cylinder 12 is guided by the first hinge seat 11, the third support rod 6 drives the rear door 7 closer to the ground, the protective device abuts against the ground, the worker removes the goods from the rear door 7, and so on. By setting an adjustment device, it is possible to effectively facilitate workers in unloading goods, avoiding inconvenience during loading or unloading, thereby reducing the workload of workers. In addition, by setting a protective device, when workers need to protect the rear door 7, the rear door 7 drives the buffer plate 15 close to the ground. The buffer plate 15 is blocked by the ground, and the buffer plate 15 pushes the slider 14 in the opposite direction. The slider 14 slides inside the built-in groove 13, and the buffer plate 15 compresses the push spring 16, which reduces the sliding speed of the buffer plate 15. The buffer plate 15 abuts against the surface of the rear door 7. By setting a protective device, it is possible to effectively protect the rear door 7 from collision with the ground, thereby improving the service life of the rear door 7.
Claims
1. A composite rear panel rotating structure, comprising a cargo bin (1), characterized in that: The surface of the cargo bed (1) is provided with a truck (2); The truck (2) is provided with an adjustment device on its surface, the adjustment device including a first hinge (11) which is disposed on the lower surface of the truck (2); The first hinge (11) is equipped with a hydraulic cylinder (12) located below the truck (2). The driving end of the hydraulic cylinder (12) is equipped with a first support rod (4). The lower surface of the truck (2) is equipped with a second hinge (3). The first support rod is installed and connected to the interior of the second hinge (3). The inner side of the second hinge (3) is equipped with a second support rod (5). The second support rod (5) is located below the first support rod (4). The surface of the second support rod (5) is equipped with a third support rod (6). One end of the first support rod (4) is installed and connected to the surface of the third support rod (6). The surface of the third support rod (6) is equipped with a stabilizing component, which consists of a rear door (7), a zipper (9), a pull ring (8), and a door hinge (10).
2. The composite rear panel rotating structure according to claim 1, characterized in that: A door hinge (10) is installed inside the third support rod (6), and a rear door (7) is installed on the surface of the door hinge (10). The rear door (7) is located on one side of the third support rod (6), and zippers (9) are installed on both sides of the rear door (7).
3. The composite rear panel rotating structure according to claim 2, characterized in that: The surface of the third support rod (6) is fitted with a pull ring (8), and the zipper (9) is connected to the surface of the pull ring (8).
4. The composite rear panel rotating structure according to claim 2, characterized in that: The surface of the rear door (7) is provided with a protective device, which includes a built-in groove (13) which is opened on the lower surface of the rear door (7) and is located on one side of the third support rod (6).
5. A composite rear panel rotating structure according to claim 4, characterized in that: A slider (14) is installed inside the built-in slot (13), and the slider (14) is located below the zipper (9).
6. The composite rear panel rotating structure according to claim 5, characterized in that: A buffer plate (15) is provided on the lower surface of the slider (14), and the buffer plate (15) is placed on the lower surface of the rear door (7).
7. A composite rear panel rotating structure according to claim 6, characterized in that: A push spring (16) is fixedly connected between the buffer plate (15) and the built-in groove (13), and the push spring (16) is located inside the slider (14).