CN210234896U

CN210234896U - Anti-collision automobile chassis

Info

Publication number: CN210234896U
Application number: CN201921147892.2U
Authority: CN
Inventors: Li Lei; 雷力
Original assignee: SHAANXI RADIO AND TELEVISION UNIVERSITY
Current assignee: SHAANXI RADIO AND TELEVISION UNIVERSITY
Priority date: 2019-07-22
Filing date: 2019-07-22
Publication date: 2020-04-03
Anticipated expiration: 2029-07-22

Abstract

The utility model discloses an automobile chassis of anticollision, including anticollision roof beam, adapter sleeve, first spring and automobile body chassis, the left side fixedly connected with adapter sleeve of anticollision roof beam, and the inside of adapter sleeve is inserted and is equipped with the second fixed block, the first connecting block of left side fixedly connected with of second fixed block, the left side fixed surface that first connecting block is close to both ends from top to bottom has first fixed block, the left side central point department of putting of first connecting block is fixed with the second stopper, and the left side central point department of putting of second stopper is connected with the third spring, and the left side of third spring is fixed with first stopper, the left side of first stopper is contradicted and is had the shock attenuation gasbag, and the left side of shock attenuation gasbag is fixed with another group the second stopper. The utility model discloses a be provided with the multiunit spring, can effectively reduce the injury of impact force to the car, and the device is through being provided with fixing bolt, can effectively be with buffer stop and connected to the frame.

Description

Anti-collision automobile chassis

Technical Field

The utility model relates to the technical field of automobiles, specifically be an anticollision vehicle chassis.

Background

With the continuous development of society and the continuous progress of science, common car locomotive and car afterbody all install the bumper, and its effect is the impact force when utilizing the deformation of bumper to alleviate the striking to protect passenger's personal safety.

Present automobile chassis buffer stop simple structure prevents that the dress effect is unsatisfactory, can not be with the fine absorption of impact, and present automobile chassis most all is an organic whole nature, and the connection process is too complicated, and the impact force absorption that produces the impact is less, therefore needs an urgent need an crashproof automobile chassis to solve above-mentioned problem.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an automobile chassis of anticollision to the absorption impact force that the buffer stop that provides in solving above-mentioned background art can not be fine, and current automobile chassis is connected too complicated problem with crashproof structure.

In order to achieve the above object, the utility model provides a following technical scheme: an anti-collision automobile chassis comprises an anti-collision beam, a connecting sleeve, a first spring and an automobile body chassis, wherein the connecting sleeve is fixedly connected to the left side of the anti-collision beam, a second fixing block is inserted in the connecting sleeve, a first connecting block is fixedly connected to the left side of the second fixing block, the first fixing block is fixedly arranged on the surface of the left side, close to the upper end and the lower end, of the first connecting block, a second limiting block is fixedly arranged at the center position of the left side of the first connecting block, a third spring is connected to the center position of the left side of the second limiting block, a first limiting block is fixedly arranged on the left side of the third spring, a damping air bag is abutted against the left side of the first limiting block, another group of second limiting blocks is fixedly arranged on the left side of the damping air bag, connecting frames are hinged to the two ends of the left side of the second limiting block, another group of second limiting blocks are hinged to the left side of the connecting frames, connecting blocks are fixedly arranged on the, the left side of first fixed block articulates there is the head rod, and the top of head rod is fixed with the spacing slider, the left side of spacing slider is connected with first spring, and the left side of first spring is fixed with first locating piece, the left side of connecting plate is fixed with the second connecting block, and the left side surface of second connecting block is close to the inherent first sleeve in left side surface at upper and lower both ends, first telescopic left side is connected with the second spring, and the surface of second spring has cup jointed the second sleeve, the telescopic left side of second is fixed with the third connecting block, the locating lever is inserted and is equipped with on the top of third connecting block, and the inside inserting in left side of locating lever is equipped with fixing bolt, fixing bolt inserts the top surface of establishing at vehicle body chassis, vehicle body chassis's bottom mounting has the scraper blade of preventing.

Preferably, the inner shape and size of the connecting sleeve are the same as the surface shape and size of the second fixing block.

Preferably, a bump is fixed on the right side of the connecting plate, and the inner diameter of the first connecting cylinder is the same as the surface diameter of the bump on the right side of the connecting plate.

Preferably, one side of the connecting plate, which is close to the connecting frame, is provided with a sliding groove, and the inner shape and the size of the sliding groove are the same as the surface shape and the size of the limiting sliding block.

Preferably, the top end of the vehicle body chassis is provided with a positioning hole, the inner wall of the positioning hole is provided with threads, and the size of a thread gap on the inner wall of the positioning hole is the same as that of a thread gap on the surface of the fixing bolt.

Preferably, the diameter of the surface of the first sleeve is the same as the diameter of the inner wall of the second sleeve, and the first sleeve is inserted into the second sleeve.

Compared with the prior art, the beneficial effects of the utility model are that: this chassis of anticollision can effectively reduce the injury of impact force to the car through being provided with the multiunit spring, and the device is through being provided with fixing bolt, can effectively be connected buffer stop and frame.

(1) The device can offset part of the impact force through the common elastic action of the first spring and the third spring by arranging a plurality of groups of springs, and the impact force can be dissolved to the greatest extent through multi-stage spring buffering and shock absorption.

(2) The device is provided with fixing bolt, and through inserting fixing bolt the screw thread seat on automobile body chassis top, then rotatory fixing bolt makes the connection of automobile body chassis and third connecting block inseparabler.

Drawings

FIG. 1 is a schematic sectional view of the front view of the structure of the present invention;

FIG. 2 is a schematic top view of the structure of the present invention;

fig. 3 is an enlarged schematic view of a structure at a in fig. 1 according to the present invention.

In the figure: 1. an anti-collision beam; 2. connecting sleeves; 3. a first connection block; 4. a first fixed block; 5. a first connecting rod; 6. a first connecting cylinder; 7. a limiting slide block; 8. a first spring; 9. a first positioning block; 10. a connecting plate; 11. a second connecting block; 12. a second fixed block; 13. fixing the bolt; 14. positioning a rod; 15. a vehicle body chassis; 16. a scratch-resistant plate; 17. a third connecting block; 18. a second spring; 19. a first sleeve; 20. a shock-absorbing air bag; 21. a first stopper; 22. a third spring; 23. a connecting frame; 24. a second limiting block; 25. a second sleeve.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-3, the present invention provides an embodiment: the utility model provides an automobile chassis of anticollision, includes anticollision roof beam 1, adapter sleeve 2, first spring 8 and automobile body chassis 15, the left side fixedly connected with adapter sleeve 2 of anticollision roof beam 1, the inside shape size of adapter sleeve 2 is the same with the surface shape size of second fixed block 12, enables the connection of adapter sleeve 2 and second fixed block 12 inseparabler, makes it can not produce not hard up phenomenon, and the inside of adapter sleeve 2 is inserted and is equipped with second fixed block 12.

The left side fixedly connected with first link 3 of second fixed block 12, the left side fixed surface at both ends about first link 3 is close to is fixed with first fixed block 4, the left side central point department of putting of first link 3 is fixed with second stopper 24, and the left side central point department of putting of second stopper 24 is connected with third spring 22, and the left side of third spring 22 is fixed with first stopper 21, the left side conflict of first stopper 21 has shock attenuation gasbag 20, and the left side of shock attenuation gasbag 20 is fixed with another set of second stopper 24, the left side both ends of second stopper 24 all articulate there is link 23, and the left side of link 23 articulates there is another set of second stopper 24, the inside that the upper and lower both ends of first link 3 all were fixed with first connecting tube 6 is inserted and is equipped with connecting plate 10.

A convex block is fixed on the right side of the connecting plate 10, the inner diameter of the first connecting cylinder 6 is the same as the surface diameter of the convex block on the right side of the connecting plate 10, the connecting plate 10 can be inserted into the first connecting cylinder 6 through the same diameter, one side of the connecting plate 10 close to the connecting frame 23 is provided with a sliding groove, and the inner shape and size of the sliding groove are the same as the surface shape and size of the limiting slide block 7, so that the limiting slide block 7 can slide in the sliding groove, the first spring 8 can be extruded by the sliding of the limiting slide block 7 to play a role of reducing impact force, the left side of the first fixed block 4 is hinged with a first connecting rod 5, and the top end of the first connecting rod 5 is fixed with a limiting slide block 7, the left side of the limiting slide block 7 is connected with a first spring 8, and the left side of the first spring 8 is fixed with a first locating block 9, the left side of the connecting plate 10 is fixed with a second connecting block 11, and the left side surface of the second connecting block 11 adjacent to the upper and lower ends thereof is fixed with the first sleeve 19.

The surface diameter of the first sleeve 19 is the same as the inner wall diameter of the second sleeve 25, the first sleeve 19 is inserted into the second sleeve 25 to effectively extrude the second spring 18 to play a role in reducing impact force, the left side of the first sleeve 19 is connected with the second spring 18, the surface of the second spring 18 is sleeved with the second sleeve 25, the left side of the second sleeve 25 is fixedly provided with a third connecting block 17, the top end of the third connecting block 17 is provided with a limiting hole, the inner diameter of the limiting hole is the same as the surface diameter of the positioning rod 14, the top end of the third connecting block 17 is inserted with the positioning rod 14, the left side of the positioning rod 14 is inserted with a fixing bolt 13, the fixing bolt 13 is inserted into the top end surface of the vehicle body chassis 15, the top end of the vehicle body chassis 15 is provided with a positioning hole, and the inner wall of the positioning hole is provided with threads, the size of the thread gap on the inner wall of the positioning hole is the same as that of the thread gap on the surface of the fixing bolt 13, so that the third connecting block 17 is more tightly connected with the vehicle body chassis 15, and the bottom end of the vehicle body chassis 15 is fixedly provided with the scraping-preventing plate 16.

The working principle is as follows: when the anti-scraping plate is used, the anti-scraping plate 16 is fixed at the bottom end of the vehicle body chassis 15 through the bolt, the positioning rod 14 is inserted into the limiting hole in the top end of the third connecting block 17, the fixing bolt 13 is inserted into the threaded seat in the top end of the vehicle body chassis 15, and then the fixing bolt 13 is rotated, so that the connection between the vehicle body chassis 15 and the third connecting block 17 is tighter.

When taking place the rear-end collision condition, at first the crashproof roof beam 1 can be very big change a part of impact force, then transmit remaining impact force to first fixed block 4 and second stopper 24 via first connecting block 3, can offset a part with the impact force again through the common spring action of first spring 8 and third spring 22, and finally, change remaining impact force through second sleeve 25 through second connecting block 11, through multistage spring buffering and shock attenuation, can maximumly change the impact force, reduce the injury that automobile body and frame received, avoided because the automobile body is extruded and injure personnel in the automobile.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims

1. The utility model provides an automobile chassis of anticollision, includes anticollision roof beam (1), adapter sleeve (2), first spring (8) and automobile body chassis (15), its characterized in that: the anti-collision beam is characterized in that a connecting sleeve (2) is fixedly connected to the left side of the anti-collision beam (1), a second fixing block (12) is inserted into the connecting sleeve (2), a first connecting block (3) is fixedly connected to the left side of the second fixing block (12), a first fixing block (4) is fixed to the left surface of the first connecting block (3) close to the upper end and the lower end, a second limiting block (24) is fixed to the center of the left side of the first connecting block (3), a third spring (22) is connected to the center of the left side of the second limiting block (24), a first limiting block (21) is fixed to the left side of the third spring (22), a damping air bag (20) is abutted to the left side of the first limiting block (21), another set of the second limiting block (24) is fixed to the left side of the damping air bag (20), connecting frames (23) are hinged to the two ends of the left side of the second, and the left side of the connecting frame (23) is hinged with another group of second limiting blocks (24), the upper and lower ends of the first connecting block (3) are both fixed with the inside of the first connecting cylinder (6) and are inserted with connecting plates (10), the left side of the first fixing block (4) is hinged with a first connecting rod (5), the top end of the first connecting rod (5) is fixed with a limiting slider (7), the left side of the limiting slider (7) is connected with a first spring (8), the left side of the first spring (8) is fixed with a first positioning block (9), the left side of the connecting plate (10) is fixed with a second connecting block (11), the left surface of the second connecting block (11) is close to the first sleeve (19) fixed on the left surface of the upper and lower ends, the left side of the first sleeve (19) is connected with a second spring (18), and the surface of the second spring (18) is sleeved with a second sleeve (25), the left side of second sleeve (25) is fixed with third connecting block (17), locating lever (14) are inserted to the top of third connecting block (17), and the left side inside of locating lever (14) is inserted and is equipped with fixing bolt (13), fixing bolt (13) are inserted and are established on the top surface of vehicle body chassis (15), the bottom mounting of vehicle body chassis (15) has prevents scraper blade (16).

2. A crash proof vehicle chassis according to claim 1 wherein: the inner shape and size of the connecting sleeve (2) are the same as the surface shape and size of the second fixing block (12).

3. A crash proof vehicle chassis according to claim 1 wherein: the right side of the connecting plate (10) is fixed with a convex block, and the inner diameter of the first connecting cylinder (6) is the same as the surface shape of the convex block on the right side of the connecting plate (10).

4. A crash proof vehicle chassis according to claim 1 wherein: one side of the connecting plate (10) close to the connecting frame (23) is provided with a sliding groove, and the inner shape and size of the sliding groove are the same as the surface shape and size of the limiting sliding block (7).

5. A crash proof vehicle chassis according to claim 1 wherein: the top end of the vehicle body chassis (15) is provided with a positioning hole, the inner wall of the positioning hole is provided with threads, and the size of a thread gap of the inner wall of the positioning hole is the same as that of a thread gap on the surface of the fixing bolt (13).

6. A crash proof vehicle chassis according to claim 1 wherein: the diameter of the surface of the first sleeve (19) is the same as that of the inner wall of the second sleeve (25), and the first sleeve (19) is inserted into the second sleeve (25).