CN212047242U - Passenger car bumper protection device - Google Patents
Passenger car bumper protection device Download PDFInfo
- Publication number
- CN212047242U CN212047242U CN201922354077.XU CN201922354077U CN212047242U CN 212047242 U CN212047242 U CN 212047242U CN 201922354077 U CN201922354077 U CN 201922354077U CN 212047242 U CN212047242 U CN 212047242U
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- main component
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Abstract
The utility model discloses a passenger train bumper protection device, its characterized in that: contain connecting piece (5) bottom surface and set up main component mounting hole (6), main component (8) pass main component mounting hole (6) one end and adopt fastening nut (13) fixed, main component (8) be solid pipe (7) one end and disc center fixed connection, the same radius of disc another side is two relative lugs of initial fixed connection, the lug set up lug hole (9), gyro wheel (16) are settled between two lug holes (9) through gyro wheel installation axle (11). The utility model provides a bumper protection device, simple structure, easily installation and small compromise the passing through nature of vehicle and the uniformity of vehicle outward appearance when protecting the vehicle bumper.
Description
Technical Field
The utility model belongs to the automobile field, the front and rear bumper protection device of specially adapted city passenger train and other usage passenger trains. And more particularly to a passenger vehicle bumper guard.
Background
The front bumper and the rear bumper of the vehicle are indispensable parts of a body of a city bus, a bus for other purposes and a passenger car, and are installation carriers of other parts (such as lamps and license plates) of the vehicle. Due to the influence of terrain, the vehicle cannot run on a flat road surface, and when the vehicle runs from the flat road surface to an uphill road surface or a downhill road surface, the ground clearance of the front and rear bumpers of the vehicle is reduced, and the front and rear bumpers of the vehicle can touch the road surface to be damaged. Currently, all vehicle manufacturers solve this problem by increasing the approach angle, departure angle, and ground clearance of the vehicle, without providing a specific device to protect the vehicle bumper.
In the prior art, no device for protecting the front and rear bumpers of the vehicle is found, and the approach angle, the departure angle and the ground clearance considered in the design and production processes of the prior vehicle are mainly used for meeting the requirements of vehicle regulations or the aesthetics and trafficability of the vehicle, and the protection of the vehicle bumper is only a secondary role.
Disclosure of Invention
The to-be-solved technical problem of the utility model is: a bumper protection device for a passenger car is provided, which solves the problem that when the car is driven from a straight road surface to an uphill road surface, the front and rear bumpers may be damaged by touching the ground.
The technical scheme of the utility model is that: the utility model provides a passenger train bumper protection device, contains the connecting piece bottom surface and sets up the main component mounting hole, and the main component passes main component mounting hole one end and adopts fastening nut fixed, the main component be solid pipe one end and disc center fixed connection, the same radius of disc another side is two relative lugs of initial fixed connection, the lug set up the lug hole, the gyro wheel passes through the gyro wheel installation axle and settles between two lug holes.
The connecting piece is a cavity structure with one side surface and the upper surface which are not closed.
The solid circular tube at the upper part of the main component penetrates through the main component mounting hole, and the outer diameter of the solid circular tube is slightly smaller than that of the main component mounting hole.
The solid round tube is provided with a buffer spring.
The roller mounting shaft is a stepped shaft with one end being a flange surface and the other end being provided with a small hole.
The utility model has the advantages that: the utility model discloses simple structure, processing, simple to operate set up protection measure one between rear bumper and road surface before the vehicle, and then increase the security of vehicle, eliminate the risk that rear bumper before the vehicle travel in-process damages.
Drawings
FIG. 1 is a schematic view of a passenger car bumper guard installation in an embodiment of the present invention;
FIG. 2 is an assembly view of a bumper guard of a passenger vehicle according to an embodiment of the present invention;
FIG. 3 is a schematic view of a connector according to an embodiment of the present invention;
FIG. 4 is a schematic view of the main components in an embodiment of the present invention;
fig. 5 is a schematic view of an embodiment of the present invention.
Wherein: 1. a front bumper; 2. a front bumper bottom skeleton; 3. a rear bumper bottom skeleton; 4. a rear bumper; 5. a connecting member; 6. a main member mounting hole; 7. a solid circular tube; 8. a main member; 9. a lug hole; 10. a flange face; 11. a roller wheel mounting shaft; 12. a small hole at the end of the shaft; 13. fastening a nut; 14. a buffer spring; 15. a cotter pin; 16. and a roller.
Detailed Description
In order to make the technical problem solved by the present invention, the technical solution adopted and the beneficial effects produced by the present invention more clearly understood, the present invention will be further described in detail with reference to the accompanying drawings and the embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
A passenger car bumper protection device comprises a connecting piece 5, wherein a main component mounting hole 6 is formed in the bottom surface of the connecting piece, a main component 8 penetrates through one end of the main component mounting hole 6 and is fixed through a fastening nut 13, one end of the main component 8 is a solid circular tube 7 and is fixedly connected with the center of a disc, two opposite lifting lugs are initially fixedly connected to the other surface of the disc in the same radius, the lifting lugs are provided with lifting lug holes 9, and a roller 16 is arranged between the two lifting lug holes 9 through a roller mounting shaft 11. The connecting piece 5 is a cavity structure with one side surface and the upper surface not closed. The unclosed upper surface is welded with the front bumper bottom framework 2 and the rear bumper bottom framework 3, the main component mounting hole 6 is used for mounting a main component 8, the solid circular tube 7 at the upper part of the main component 8 penetrates through the main component mounting hole 6, the outer diameter of the solid circular tube is slightly smaller than that of the main component mounting hole 6, the main component 8 can slide up and down, and the upper end head of the solid circular tube 7 is fixed by a fastening nut 13. The solid round tube 7 is provided with a buffer spring 14. The roller mounting shaft 11 is a stepped shaft with a flange surface 10 at one end and a small hole 12 at the other end.
The specific installation implementation mode is as follows: FIG. 1 is a schematic view of the installation of a passenger car bumper protection device, which is positioned at the bottom of a front bumper and a rear bumper of a vehicle, and the distance from the lowest end of the passenger car bumper protection device to the limit of a vehicle approach angle and a departure angle is controlled within 2 centimeters so as not to influence the trafficability of the vehicle. The mounting method is that the connecting piece 5 is welded on the front bumper bottom framework 2 and the rear bumper bottom framework 3, and other parts of the protective device are assembled on the connecting piece 5, wherein the left part and the right part of the front bumper are respectively 1, and the left part and the right part of the rear bumper are respectively 1, and the total number is 4.
The front bumper bottom frame 2 is a main load-bearing member of the vehicle body frame connected with the front bumper 1, and the rear bumper bottom frame 3 is a main load-bearing member of the vehicle body frame connected with the rear bumper 4.
The main component 8 is a special-shaped structure formed by welding a solid round pipe, a disc and two lifting lugs, the lower parts of the lifting lugs are provided with lifting lug holes 9, the diameter of each lifting lug hole 9 is slightly larger than the outer diameter of the roller mounting shaft 11, and the main component is used for mounting the roller mounting shaft 11.
The solid round tube 7 is a round part at the upper part of the main component 8 and is used for installing a buffer spring 14; the upper end of the solid round tube 7 is provided with threads for installing and fastening a nut 13.
The buffer spring 14 is a compression rotary spring with a small pitch, is arranged between the bottom surface of the connecting piece 5 and the disc surface of the main component 8, is in a compression state in an initial state, and can play a role in buffering at the moment when the roller 16 contacts the road surface when a vehicle rapidly runs from a straight road surface to an uphill road surface and a downhill road surface, so that vehicle jolt is reduced.
The fastening nut 13 is an anti-drop nut, is arranged at the end of the solid round tube 7 at the upper part of the main component 8 and plays a role in fixing the main component 8.
The roller 16 is of a circular structure, a mounting hole is formed in the center of the roller 16, the diameter of the mounting hole is slightly smaller than the outer diameter of the roller mounting shaft 11, and the purpose of the mounting hole is to form a win-win fit when the roller mounting shaft 11 passes through the center hole of the roller 16, so that the roller 16 is firmly fixed on the roller mounting shaft 11.
The roller mounting shaft 11 is a stepped shaft with a flange surface 10 at one end and a small hole 12 at the other end, the roller mounting shaft 1 sequentially passes through a lug hole 9 at the lower part of the main member 8 and a mounting hole on the roller 16 during assembly, a win-win fit is formed at the mounting hole on the roller 16, and a clearance fit is formed at the lug hole 9, so that the roller 16 can be firmly fixed on the roller mounting shaft 11 and can rotate the roller 16; the flange face 10 contacts with the outer side face of a lifting lug at the lower end of the main component 8 to ensure that the roller mounting shaft 11 cannot slide left and right, the small hole 12 is provided with a split pin 15, and the split pin 15 is used for preventing the roller mounting shaft 11 from falling off.
The above-described embodiments are merely illustrative of the preferred embodiments of the present invention and do not limit the scope of the present invention. Without departing from the spirit and principles of the present invention, various modifications and improvements of the technical solution of the present invention will be considered by those skilled in the art within the scope of the present invention as defined in the appended claims.
Claims (6)
1. The utility model provides a passenger train bumper protection device which characterized in that: contain connecting piece (5) bottom surface and set up main component mounting hole (6), main component (8) pass main component mounting hole (6) one end and adopt fastening nut (13) fixed, main component (8) be solid pipe (7) one end and disc center fixed connection, the same radius of disc another side is two relative lugs of initial fixed connection, the lug set up lug hole (9), gyro wheel (16) are settled between two lug holes (9) through gyro wheel installation axle (11).
2. A passenger vehicle bumper guard according to claim 1 wherein: the connecting piece (5) is a cavity structure with one side surface and the upper surface which are not closed.
3. A passenger vehicle bumper guard according to claim 1 wherein: the solid round pipe (7) at the upper part of the main component (8) penetrates through the main component mounting hole (6), and the outer diameter of the solid round pipe is slightly smaller than that of the main component mounting hole (6).
4. A passenger vehicle bumper guard according to claim 1 wherein: the solid round tube (7) is provided with a buffer spring (14).
5. A passenger vehicle bumper guard according to claim 1 wherein: the roller mounting shaft (11) is a stepped shaft with one end being a flange surface (10) and the other end being provided with a small hole (12).
6. A passenger vehicle bumper guard according to any one of claims 1 to 5 wherein: the distance between the lowest end of the roller (16) exceeding the limit of the approach angle and the departure angle is within 2 centimeters.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922354077.XU CN212047242U (en) | 2019-12-25 | 2019-12-25 | Passenger car bumper protection device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922354077.XU CN212047242U (en) | 2019-12-25 | 2019-12-25 | Passenger car bumper protection device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212047242U true CN212047242U (en) | 2020-12-01 |
Family
ID=73511570
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922354077.XU Active CN212047242U (en) | 2019-12-25 | 2019-12-25 | Passenger car bumper protection device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212047242U (en) |
-
2019
- 2019-12-25 CN CN201922354077.XU patent/CN212047242U/en active Active
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