Vehicle body support
By designing the walking wheels and adjusting support components of the vehicle body support, the problem of inflexible movement and easy tilt when supporting the vehicle body is solved, the rapid and stable support effect is achieved, and the safety and efficiency of rail vehicle maintenance are improved.
Patent Information
- Application Number
- CN202421121751.4
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-05-22
- Publication Date
- 2025-01-03
- Estimated Expiration
- 2034-05-22
AI Technical Summary
In the prior art, when the vehicle body is supported, the support body is not flexible and easily overturned, resulting in an increase in the risk of safety accidents, which takes a long time and lacks flexibility.
A vehicle body support is designed, including a support body, a walking wheel, a grip device, an adjustment support assembly and a locking member. Through the walking wheel, the movement wheel avoids the gap and adjusts the rotation and locking function of the support assembly, the support is ensured to be stable and Flexible movement.
It realizes fast, convenient movement and stable support of the vehicle body support, reduces operating time, and improves the stability and safety of the support.
Smart Images
Figure CN222291734U_ABST
Abstract
Description
Technical Field
[0001] The utility model belongs to the technical field of rail vehicles, and more specifically, relates to a vehicle body support. Background Art
[0002] As an important part of modern cities, the safety and reliability of urban rail transit have attracted much attention. Therefore, the smooth progress of rail vehicle maintenance work can effectively ensure the safe operation of rail transit. When inspecting the bogie of a rail vehicle, it is necessary to support the car body first and then move the bogie out. At present, when supporting the car body, multiple support columns are moved to the bottom of the car body and evenly placed, so that the car body is supported on multiple support columns. This operation method is time-consuming and less flexible. In addition, the support column is not stable enough during the process of supporting the car body and is prone to tipping over, causing safety accidents. Utility Model Content
[0003] The utility model aims to provide a vehicle body support to solve the technical problems in the prior art that the supporting body is not flexible in movement and is prone to tipping over when supporting the vehicle body.
[0004] In order to achieve the above-mentioned purpose, the technical solution adopted by the utility model is: to provide a vehicle body support, including:
[0005] The support body is arranged vertically; the lower end of the support body is used to support on the ground, and the upper end is used to support the lower end of the vehicle body;
[0006] A running wheel is rotatably connected to one side of the support body; the lower end of the running wheel is located above the lower end surface of the support body, and an avoidance gap is formed between the running wheel and the ground;
[0007] A gripping device is fixedly mounted on an upper portion of one side of the support body and arranged on the same side as the traveling wheel;
[0008] An adjustable support assembly is installed on one side of the support body and arranged on the same side as the walking wheel; the upper end of the adjustable support assembly is rotatably connected to the support body, and the lower end has the freedom to move outward and extend toward or away from the support body;
[0009] The first locking member is installed on the adjusting support assembly and is used to lock and fix the adjusting support assembly.
[0010] In a possible implementation, the adjusting support assembly includes:
[0011] The fixing piece is a long strip structure, and the upper end is rotatably connected to the support body; the lower end of the fixing piece is provided with a screw hole extending along the length direction;
[0012] The movable part is a long strip structure, and a threaded section threadedly connected to the screw hole is provided on the outer side; the first locking part is a locking nut installed on the movable part.
[0013] In a possible implementation, a spherical end for supporting on the ground is provided at one end of the movable member away from the fixed member.
[0014] In a possible implementation, an operating surface for screwing the movable member to rotate in the screw hole is provided at one end of the movable member close to the spherical end.
[0015] In a possible implementation, one side of the support body is provided with two parallel and spaced shaft seats and a rotating shaft rotatably connected to the two shaft seats, the upper end of the fixing member is fixedly connected to the rotating shaft; the end of the rotating shaft is provided with a second locking member for locking and fixing.
[0016] In a possible implementation, a positioning plate is further provided on one side of the support body, and a snap-in for clamping the adjustment support assembly is provided on the positioning plate.
[0017] In a possible implementation, a pad for increasing the contact area is provided at the lower end of the support body.
[0018] In a possible implementation, an extension plate extending toward a side away from the support body is provided on a side of the pad away from the traveling wheel.
[0019] In a possible implementation, a rubber pad for contacting the vehicle body is provided at the upper end of the support body.
[0020] In a possible implementation, a side surface of the support body is provided with an inwardly recessed long avoidance groove, and the adjustment support assembly is installed in the long avoidance groove.
[0021] The beneficial effect of the vehicle body support provided by the utility model is that compared with the prior art, the vehicle body support of the utility model, when in use, uses the holding device and the walking wheels to control multiple support bodies to move quickly and conveniently to the position below the vehicle body, and the support bodies are arranged vertically, and the walking wheels will not act on the ground by avoiding gaps; then the upper end of the adjustable support assembly is controlled to rotate, and the lower end moves in the direction away from the support body, and at the same time, the lower end is also controlled to move outward to extend the adjustable support assembly, and the lower end of the adjustable support assembly is supported on the ground or on the ground stop iron and the first locking member is used to lock and fix the adjustable support assembly, providing supporting force for the support body, ensuring that the support body is stable and not easy to tip over; in this way, the entire vehicle body support can be moved flexibly and quickly, less time is consumed, and the vehicle body support can firmly and reliably support the vehicle body. BRIEF DESCRIPTION OF THE DRAWINGS
[0022] In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings required for use in the embodiments or the description of the prior art will be briefly introduced below. Obviously, the drawings described below are only some embodiments of the present invention. For ordinary technicians in this field, other drawings can be obtained based on these drawings without paying creative labor.
[0023] Figure 1 A schematic diagram of the structure of a vehicle body support provided by an embodiment of the utility model;
[0024] Figure 2 for Figure 1 Section view along AA;
[0025] Figure 3 A schematic diagram of a vehicle body support provided in an embodiment of the utility model in use;
[0026] Figure 4 A partial schematic diagram of an adjustable support assembly provided in an embodiment of the utility model;
[0027] Figure 5 A schematic diagram of the structure of a positioning plate provided in an embodiment of the utility model;
[0028] Figure 6 A schematic structural diagram of a vehicle body support with an extension plate provided in an embodiment of the utility model;
[0029] Figure 7 A schematic structural diagram of a support body provided in an embodiment of the utility model.
[0030] Among them, the reference numerals in the figure are:
[0031] 1. Support body; 11. Axle seat; 12. Rotating shaft; 13. Second locking piece; 14. Positioning plate; 15. Bayonet; 16. Pad; 17. Extension plate; 18. Rubber pad; 19. Long avoidance groove; 2. Travel wheel; 21. Avoidance gap; 3. Grip device; 4. Adjustable support assembly; 41. Fixed piece; 42. Movable piece; 43. Spherical end; 44. Operating surface; 5. First locking piece; 6. Reinforcement plate. DETAILED DESCRIPTION
[0032] In order to make the technical problems, technical solutions and beneficial effects to be solved by the present invention more clearly understood, the present invention is further described in detail below in conjunction with the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are only used to explain the present invention and are not used to limit the present invention.
[0033] It should be noted that when an element is referred to as being "fixed to" or "disposed on" another element, it can be directly on the other element or indirectly on the other element. When an element is referred to as being "connected to" another element, it can be directly connected to the other element or indirectly connected to the other element.
[0034] It should be understood that the terms "length", "width", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inside", "outside", etc., indicating the orientation or position relationship, are based on the orientation or position relationship shown in the drawings, and are only for the convenience of describing the present invention and simplifying the description, and do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore cannot be understood as a limitation on the present invention.
[0035] In addition, the terms "first" and "second" are used for descriptive purposes only and should not be understood as indicating or implying relative importance or implicitly indicating the number of the indicated technical features. Therefore, the features defined as "first" and "second" may explicitly or implicitly include one or more of the features. In the description of the present utility model, the meaning of "plurality" is two or more, unless otherwise clearly and specifically defined.
[0036] See also Figures 1 to 7 , the vehicle body support provided by the utility model is now described. A vehicle body support includes a support body 1, a running wheel 2, a holding device 3, an adjustment support assembly 4, and a first locking member 5; the support body 1 is arranged vertically; the lower end of the support body 1 is used to support on the ground, and the upper end is used to support the lower end of the vehicle body; the running wheel 2 is rotatably connected to one side of the support body 1; the lower end of the running wheel 2 is located above the lower end surface of the support body 1, and an avoidance gap 21 is formed between the running wheel 2 and the ground; the holding device 3 is fixedly installed on the upper part of one side of the support body 1, and is arranged on the same side as the running wheel 2; the adjustment support assembly 4 is installed on one side of the support body 1, and is arranged on the same side as the running wheel 2; the upper end of the adjustment support assembly 4 is rotatably connected to the support body 1, and the lower end has the freedom to move outward and extend along the approach to or away from the support body 1; the first locking member 5 is installed on the adjustment support assembly 4, and is used to lock and fix the adjustment support assembly 4.
[0037] Compared with the prior art, the vehicle body support provided by the utility model is more convenient to use by controlling multiple support bodies 1 to be quickly and conveniently moved to the position below the vehicle body with the help of the holding device 3 and the walking wheel 2, and the support body 1 is vertically arranged, and the walking wheel 2 will not act on the ground by avoiding the gap 21; then the upper end of the adjusting support assembly 4 is controlled to rotate, and the lower end moves in the direction away from the support body 1, and at the same time the lower end is also controlled to move outward to extend the adjusting support assembly 4, and the lower end of the adjusting support assembly 4 is supported on the ground or on the ground block iron, and the first locking member 5 is used to lock and fix the adjusting support assembly 4, providing supporting force for the support body 1, ensuring that the support body 1 is stable and not prone to tipping over; in this way, the entire vehicle body support can be moved flexibly and quickly, less time is consumed, and the vehicle body support can stably and reliably support the vehicle body.
[0038] The holding device 3 comprises a holding handle fixedly mounted on the support body 1, the holding handle is relatively wide and can be operated with both hands. There are preferably two running wheels 2, which are arranged at intervals. The support body 1 is a rectangular steel pipe, and a cross-shaped reinforcing plate 6 is provided inside the support body 1.
[0039] See also Figure 1 , Figure 3 and Figure 4 As a specific embodiment of the vehicle body support provided by the utility model, the adjustable support assembly 4 includes a fixed member 41 and a movable member 42. The fixed member 41 is a long strip structure, and the upper end is rotatably connected to the support body 1; the lower end of the fixed member 41 is provided with a screw hole extending along the length direction; the movable member 42 is a long strip structure, and the outer side surface is provided with a threaded section threadedly connected to the screw hole; the first locking member 5 is a locking nut installed on the movable member 42; the fixed member 41 and the movable member 42 are both rod-shaped long strip structures, and ... The upper end of the fixing part 41 is rotatably connected to the support body 1; a screw hole is provided at the lower end of the fixing part 41, and the movable part 42 is threadedly connected to the screw hole by means of a threaded section; when it is necessary to control the movable part 42 to move outward, the movable part 42 is screwed to form a spiral motion to move the movable part 42 outward; until the lower end of the movable part 42 abuts against the ground or the stop iron on the ground, the locking nut is used to lock and fix the movable part 42 to the fixing part 41, thereby ensuring that the entire adjustment support assembly 4 is used stably and reliably.
[0040] See also Figures 1 to 4 As a specific embodiment of the vehicle body support provided by the utility model, a spherical end 43 for supporting on the ground is provided at one end of the movable part 42 away from the fixed part 41. With the help of the spherical end 43, the lower end of the movable part 42 can be supported on a variety of complex ground surfaces, making the lower end support operation of the movable part 42 reliable and stable. The spherical end 43 is welded and fixed to the lower end of the movable part 42.
[0041] See also Figure 4 As a specific embodiment of the vehicle body support provided by the utility model, an operating surface 44 for screwing the movable part 42 to rotate in the screw hole is provided at one end of the movable part 42 close to the spherical end head 43; two to four operating surfaces 44 are provided, and the operating surfaces 44 are arranged along the circumference of the movable part 42, and the operating surfaces 44 are located between the spherical end head 43 and the threaded section; therefore, when the staff screws the movable part 42 to rotate, the staff holds the operating surface 44 with their hands, thereby smoothly and quickly controlling the rotation of the movable part 42.
[0042] See also Figures 1 to 3 As a specific embodiment of the vehicle body support provided by the utility model, one side of the support body 1 is provided with two parallel and spaced axle seats 11 and a rotating shaft 12 rotatably connected to the two axle seats 11, the upper end of the fixing member 41 is fixedly connected to the rotating shaft 12; the end of the rotating shaft 12 is provided with a second locking member 13 for locking and fixing; the two axle seats 11 are both flat plates, and the two flat plates are arranged in parallel and spaced; the rotating shaft 12 is installed between the two axle seats 11, and the two ends of the rotating shaft 12 are rotatably connected to the two axle seats 11 respectively. A threaded section is provided at the end of the rotating shaft 12, and the second locking member 13 is a nut threadedly connected to the rotating shaft 12. After the fixing member 41 is rotated to a suitable working position, the rotating shaft 12 is fixed to the rotating shaft 12 using the nut.
[0043] See also Figure 1 , Figure 3 and Figure 5 As a specific embodiment of the vehicle body support provided by the utility model, a positioning plate 14 is also provided on one side of the support body 1, and a bayonet 15 for clamping the adjustment support assembly 4 is provided on the positioning plate 14; the positioning plate 14 is horizontally arranged, and one end is fixed on the side of the support body 1, and the other end extends outward, and the bayonet 15 is opened on the other end of the positioning plate 14; when the adjustment support assembly 4 is not in use, the fixing part of the adjustment support assembly 4 is installed in the bayonet 15, so that the adjustment support assembly 4 is positioned and restricted by means of the positioning plate 14 and the bayonet 15, so that the adjustment support assembly 4 will not shake.
[0044] See also Figures 1 to 3 , Figure 6 As a specific embodiment of the vehicle body support provided by the utility model, a pad 16 for increasing the contact area is provided at the lower end of the support body 1; the cross-sectional area of the top plate is set to be larger than the cross-sectional area of the support body 1, and the area of the support body 1 supported on the ground at the lower end is increased by means of the pad 16, so that the support body 1 is more stably and reliably supported on the ground. The pad 16 is coaxially arranged with the support body 1, so that the entire support body 1 is supported and stressed more accurately.
[0045] See also Figure 6As a specific embodiment of the vehicle body support provided by the utility model, an extension plate 17 extending toward the side away from the support body 1 is provided on the side of the pad 16 away from the running wheel 2; the extension plate 17 is formed by extending outward on one side of the pad 16, so that this part of the pad 16 and the extension plate 17 have load-bearing capacity; the staff holds the holding device 3 with their hands to control the support body 1 in an inclined state. At this time, the running wheel 2 is supported on the ground, and the staff places some parts to be transported on the pad 16 and the extension plate 17, and transports them directly.
[0046] See also Figure 1 , Figure 3 and Figure 6 As a specific embodiment of the vehicle body support provided by the utility model, the upper end of the support body 1 is provided with a rubber pad 18 for contacting the vehicle body; the rubber pad 18 is provided so that when the upper end of the support body 1 is supported on the vehicle body, there will be no strong collision between the support body 1 and the vehicle body, and no damage will be caused to the lower end of the vehicle body. The rubber pad 18 is a rubber pad 18.
[0047] See also Figure 7 As a specific embodiment of the vehicle body support provided by the utility model, the side of the support body 1 is provided with an inwardly recessed long strip avoidance groove 19, and the adjustment support assembly 4 is installed in the long strip avoidance groove 19; the long strip avoidance groove 19 is arranged vertically, and when the adjustment support assembly 4 is not used, the adjustment support assembly 4 is stored in the long strip avoidance groove 19, so that the adjustment support assembly 4 will not interfere with the outside world. The shaft seat 11 and the rotating shaft 12 are both located in the long strip avoidance groove 19.
[0048] The above are only preferred embodiments of the present invention and are not intended to limit the present invention. Any modifications, equivalent substitutions and improvements made within the spirit and principles of the present invention should be included in the protection scope of the present invention.
Claims
1. A vehicle body support, characterized in that: include: The support body is arranged vertically; the lower end of the support body is used to support on the ground, and the upper end is used to support the lower end of the vehicle body; A running wheel is rotatably connected to one side of the support body; the lower end of the running wheel is located above the lower end surface of the support body, and an avoidance gap is formed between the running wheel and the ground; A gripping device is fixedly mounted on an upper portion of one side of the support body and arranged on the same side as the traveling wheel; An adjustable support assembly is installed on one side of the support body and arranged on the same side as the walking wheel; the upper end of the adjustable support assembly is rotatably connected to the support body, and the lower end has the freedom to move outward and extend toward or away from the support body; The first locking member is installed on the adjusting support assembly and is used to lock and fix the adjusting support assembly.
2. The vehicle body support according to claim 1, characterized in that: The adjustment support assembly comprises: The fixing piece is a long strip structure, and the upper end is rotatably connected to the support body; the lower end of the fixing piece is provided with a screw hole extending along the length direction; The movable part is a long strip structure, and a threaded section threadedly connected to the screw hole is provided on the outer side; the first locking part is a locking nut installed on the movable part.
3. The vehicle body support according to claim 2, characterized in that: One end of the movable part away from the fixed part is provided with a spherical end head for supporting on the ground.
4. The vehicle body support according to claim 3, characterized in that: An end of the movable part close to the spherical end head is provided with an operating surface for screwing the movable part to rotate in the screw hole.
5. The vehicle body support according to claim 2, characterized in that: One side of the support body is provided with two parallel and spaced shaft seats and a rotating shaft rotatably connected to the two shaft seats, the upper end of the fixing member is fixedly connected to the rotating shaft; the end of the rotating shaft is provided with a second locking member for locking and fixing.
6. The vehicle body support according to claim 1, characterized in that: A positioning plate is also provided on one side of the support body, and a bayonet for clamping the adjustment support assembly is provided on the positioning plate.
7. The vehicle body support according to claim 1, characterized in that: A pad for increasing the contact area is provided at the lower end of the support body.
8. The vehicle body support according to claim 7, characterized in that: An extension plate extending toward a side away from the support body is provided on a side of the pad away from the running wheel.
9. The vehicle body support according to claim 1, characterized in that: The upper end of the support body is provided with a rubber pad for contacting the vehicle body.
10. The vehicle body support according to claim 1, characterized in that: The side surface of the support body is provided with an inwardly recessed long avoidance groove, and the adjustment support assembly is installed in the long avoidance groove.