CN113771786A - Be used for new energy automobile front and rear bumper striking protection device - Google Patents
Be used for new energy automobile front and rear bumper striking protection device Download PDFInfo
- Publication number
- CN113771786A CN113771786A CN202110900806.6A CN202110900806A CN113771786A CN 113771786 A CN113771786 A CN 113771786A CN 202110900806 A CN202110900806 A CN 202110900806A CN 113771786 A CN113771786 A CN 113771786A
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- fixed
- fixed mounting
- new energy
- protection device
- rear bumper
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60R—VEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR
- B60R19/00—Wheel guards; Radiator guards, e.g. grilles; Obstruction removers; Fittings damping bouncing force in collisions
- B60R19/02—Bumpers, i.e. impact receiving or absorbing members for protecting vehicles or fending off blows from other vehicles or objects
- B60R19/18—Bumpers, i.e. impact receiving or absorbing members for protecting vehicles or fending off blows from other vehicles or objects characterised by the cross-section; Means within the bumper to absorb impact
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60R—VEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR
- B60R19/00—Wheel guards; Radiator guards, e.g. grilles; Obstruction removers; Fittings damping bouncing force in collisions
- B60R19/02—Bumpers, i.e. impact receiving or absorbing members for protecting vehicles or fending off blows from other vehicles or objects
- B60R19/18—Bumpers, i.e. impact receiving or absorbing members for protecting vehicles or fending off blows from other vehicles or objects characterised by the cross-section; Means within the bumper to absorb impact
- B60R19/20—Bumpers, i.e. impact receiving or absorbing members for protecting vehicles or fending off blows from other vehicles or objects characterised by the cross-section; Means within the bumper to absorb impact containing mainly gas or liquid, e.g. inflatable
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Vibration Dampers (AREA)
Abstract
The invention relates to the technical field of automobile anti-collision and discloses a front and rear bumper collision protection device for a new energy automobile, which comprises an air bag buffer device, wherein the air bag buffer device comprises a fixed air bag, upper rotating rods are rotatably arranged at the left end and the right end of the fixed air bag, lower rotating rods are rotatably arranged below the upper rotating rods, a pushing block is fixedly arranged at the left end of the lower rotating rods, a lower connecting block is slidably arranged in the middle of the pushing block, and a multi-connecting-rod buffer device is fixedly arranged below the lower connecting block. This be used for new energy automobile front and rear bumper striking protection device, press through the connecting plate and rotate fixed gasbag, make fixed gasbag compression energy-absorbing, fixed gasbag drives lower transfer line through last transfer line and rotates simultaneously, makes lower transfer line drive and promotes the piece motion, drives the motion of receiving the pressure plate under the combined action that promotes piece and fixed connector to the effect of carrying out the secondary energy-absorbing through fixed gasbag has been reached.
Description
Technical Field
The invention relates to the technical field of automobile anti-collision, in particular to a front bumper and rear bumper collision protection device for a new energy automobile.
Background
With the rapid development of the automobile industry, the automobile market in China keeps steadily increasing, meanwhile, the number of new energy automobiles is also rapidly increasing, road traffic accidents in China are frequently caused along with the rapid increase of the number of automobiles, particularly when the automobiles run at high speed, the automobiles have high potential energy due to the high speed, the automobiles often deform seriously when being impacted, meanwhile, personnel in the automobiles are injured due to the huge impact force, and the safety design of the automobiles is more strict along with the continuous improvement of the safety standard of the automobiles.
The bumper of the automobile is one of important exterior trimming parts of the automobile, is a thin-wall structure part with large surface area and complex shape, not only plays a role of decorating the appearance of the automobile, but also is a safety device for absorbing and relieving external impact force and protecting the front and the back of an automobile body.
Disclosure of Invention
Technical problem to be solved
Aiming at the defects of the prior art, the invention provides a front bumper and rear bumper impact protection device for a new energy automobile, which has the advantages of multiple impact force absorption, pressure reduction of an air bag, good impact force absorption effect, high safety coefficient, difficulty in injury of people in the automobile and the like, and solves the problems that the common automobile bumper is simple in structure, cannot effectively absorb impact force, is low in safety coefficient and is easy to hurt people in the automobile.
(II) technical scheme
In order to solve the technical problems, the invention provides the following technical scheme:
the utility model provides a be used for new energy automobile front and rear bumper striking protection device, is including hitting the board, the below fixed mounting who hits the board has speed reduction buffer, speed reduction buffer's below fixed mounting has gasbag buffer, gasbag buffer is including fixed gasbag, both ends are rotated about fixed gasbag and are installed the rotation pole of going up, the below of going up the rotation pole is rotated and is installed the lower rotation pole, the left end fixed mounting who goes down the rotation pole has the promotion piece, the middle slidable mounting who promotes the piece has lower connecting block, the below fixed mounting of lower connecting block has many connecting rod buffer.
Further, speed reduction buffer is including slip track, sliding block, triangle slider, pulling rod, fixed spring, extrusion piece, marginal slide rail, slide bar and connecting plate, and wherein sliding block slidable mounting is on the slip track, and triangle slider fixed mounting is in the below of sliding block, and the left end of triangle slider rotates installs the pulling rod, and the top fixed mounting of pulling rod has fixed spring, and fixed spring fixed mounting is in the orbital below that slides, makes the sliding block can drive the triangle slider and slide.
Further, the right-hand member slidable mounting of triangle slider has the extrusion piece, and the right-hand member fixed mounting of extrusion piece has marginal slide rail, and has the gyro wheel at the equal fixed mounting in both ends about the extrusion piece, cooperatees with triangle slider and marginal slide rail respectively, and the top fixed mounting of extrusion piece has the spring, and the below fixed mounting of extrusion piece has the connecting plate, drives the pulling rod through triangle slider and rotates and the extrusion piece slides and carries out preliminary energy-absorbing.
Furthermore, a through hole is formed in the lower portion of the triangular sliding block and matched with the sliding rod, and the sliding rod penetrates through the through hole, so that the triangular sliding block can slide more stably.
Further, fixed gasbag fixed mounting has the spring in the below of connecting plate, fixed mounting between last pivot pole and the lower pivot pole, makes fixed gasbag pass through and goes up the pivot pole and drive the pivot pole rotation down.
Furthermore, the fixed connector is fixedly installed between the fixed air bag and the lower connecting block, the lower connecting block is rotatably provided with a rotating rod piece, a multi-connecting-rod buffering device is fixedly installed below the rotating rod piece, and the impact force is transmitted to the multi-connecting-rod buffering device through the fixed connector and the lower connecting block.
Further, many connecting rods buffer, including the pressure receiving plate, the arc clamp plate, the buffering connecting rod, the rotation connecting rod, the extrusion disjunctor, fixed connection dish and spring compression bar, wherein arc clamp plate fixed mounting is in the below of pressure receiving plate, extrusion disjunctor fixed mounting is in the below of arc clamp plate, rotate between the extrusion disjunctor and install the buffering connecting rod, the right-hand member of buffering connecting rod rotates installs the rotation connecting rod, fixed connection dish fixed mounting is between the buffering connecting rod, and there is spring compression bar at its inside fixed mounting, carry out last energy-absorbing through many connecting rods buffer, reduce the impact force to the minimum, alleviate the impact force that personnel received in the car.
(III) advantageous effects
Compared with the prior art, the invention provides an impact protection device for a front bumper and a rear bumper of a new energy automobile, which has the following beneficial effects:
1. this be used for new energy automobile front and rear bumper striking protection device, the impact force that produces when will striking through the board that receives transmits the triangle slider, makes the triangle slider slide on slip track and slide bar through the sliding block, makes the triangle slider drive the pulling rod and rotates, and the pulling rod pulling fixed spring, the triangle slider passes through the gyro wheel simultaneously and drives the extrusion piece motion, and the extrusion piece upwards extrudees the spring, carries out the energy-absorbing to preliminary energy-absorbing's effect has been reached.
2. This be used for new energy automobile front and rear bumper striking protection device, press through the connecting plate and rotate fixed gasbag, make fixed gasbag compression energy-absorbing, fixed gasbag drives lower transfer line through last transfer line and rotates simultaneously, makes lower transfer line drive and promotes the piece motion, drives the motion of receiving the pressure plate under the combined action that promotes piece and fixed connector to the effect of carrying out the secondary energy-absorbing through fixed gasbag has been reached.
3. This be used for new energy automobile front and rear bumper striking protection device, through receiving the motion of pressure plate drive arc clamp plate, make arc clamp plate push down the extrusion disjunctor, the spring depression bar is moved to the extrusion disjunctor pressure, the extrusion disjunctor drives the buffer link and rotates simultaneously, make it carry out the energy-absorbing for the third time jointly, absorb the impact force as far as possible, the injury that makes personnel in the car receive falls to minimumly to reached multiple absorption impact force, it is effectual to absorb the impact force, factor of safety is high, make personnel in the car be difficult for receiving the effect of injury.
Drawings
FIG. 1 is a schematic sectional view of a top view structure of the present invention.
Fig. 2 is a schematic sectional view of the deceleration buffer device of the present invention in a top view.
FIG. 3 is a schematic sectional view of a top view of the multi-link damping device of the present invention.
FIG. 4 is an enlarged view of the structure at A in FIG. 3 according to the present invention.
In the figure: 1. a collided plate; 2. a deceleration buffer device; 21. a sliding track; 22. a slider; 23. a triangular slider; 24. pulling a rod; 25. fixing the spring; 26. extruding the block; 27. an edge slide rail; 28. a slide bar; 29. a connecting plate; 3. an air bag damper; 31. fixing the air bag; 32. rotating the rotating rod upwards; 33. a fixed connector; 34. rotating the rod downwards; 35. a pushing block; 36. a lower connecting block; 4. a multi-link buffer device; 41. a pressure receiving plate; 42. an arc-shaped pressing plate; 43. a buffer connecting rod; 44. rotating the connecting rod; 45. extruding the conjoined; 46. fixing the connecting disc; 47. a spring pressure lever.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
The first embodiment is as follows:
referring to fig. 1, a collision protection device for a new energy automobile front and rear bumper comprises a collided plate 1, a deceleration buffer device 2 is fixedly installed below the collided plate 1, an airbag buffer device 3 is fixedly installed below the deceleration buffer device 2, the airbag buffer device 3 comprises a fixed airbag 31, upper rotating rods 32 are rotatably installed at the left and right ends of the fixed airbag 31, lower rotating rods 34 are rotatably installed below the upper rotating rods 32, a pushing block 35 is fixedly installed at the left end of the lower rotating rods 34, a lower connecting block 36 is slidably installed in the middle of the pushing block 35, a multi-link buffer device 4 is fixedly installed below the lower connecting block 36, a fixed connecting body 33 is fixedly installed between the fixed airbag 31 and the lower connecting block 36, and a rotating rod is rotatably installed on the lower connecting block 36, a multi-link buffer device 4 is fixedly installed below the lower connecting rod, and the impact force is transmitted to the multi-link buffer device 4 through a fixed connecting body 33 and a lower connecting block 36.
Example two:
referring to fig. 1-4, a front and rear bumper impact protection device for a new energy automobile comprises a collided plate 1, a deceleration buffer device 2 is fixedly installed below the collided plate 1, the deceleration buffer device 2 comprises a sliding rail 21, a sliding block 22, a triangular sliding block 23, a pulling rod 24, a fixed spring 25, an extrusion block 26, an edge sliding rail 27, a sliding rod 28 and a connecting plate 29, wherein the sliding block 22 is slidably installed on the sliding rail 21, the triangular sliding block 23 is fixedly installed below the sliding block 22, the pulling rod 24 is rotatably installed at the left end of the triangular sliding block 23, the fixed spring 25 is fixedly installed above the pulling rod 24, the fixed spring 25 is fixedly installed below the sliding rail 21, so that the triangular sliding block 23 can be driven by the fixed spring 25 to slide, the extrusion block 26 is slidably installed at the right end of the triangular sliding block 23, the edge sliding rail 27 is fixedly installed at the right end of the extrusion block 26, and the left and right ends of the extrusion block 26 are fixedly provided with rollers which are respectively matched with the triangular slide block 23 and the edge slide rail 27, the upper part of the extrusion block 26 is fixedly provided with a spring, the lower part of the extrusion block 26 is fixedly provided with a connecting plate 29, the triangular slide block 23 drives the pulling rod 24 to rotate and the extrusion block 26 to slide for primary energy absorption, the lower part of the triangular slide block 23 is processed with a through hole which is matched with the slide rod 28, the slide rod 28 passes through the through hole, so that the triangular slide block 23 slides more stably, the lower part of the deceleration buffer device 2 is fixedly provided with an air bag buffer device 3, the air bag buffer device 3 comprises a fixed air bag 31, the left and right ends of the fixed air bag 31 are rotatably provided with an upper rotating rod 32, the lower rotating rod 34 is rotatably arranged below the upper rotating rod 32, the left end of the lower rotating rod 34 is fixedly provided with a pushing block 35, and the middle of the pushing block 35 is slidably provided with a lower connecting block 36, the lower part of the lower connecting block 36 is fixedly provided with a multi-link buffer device 4, a fixed connecting body 33 is fixedly arranged between the fixed air bag 31 and the lower connecting block 36, a rotating rod piece is rotatably arranged on the lower connecting block 36, the lower part of the lower connecting block is fixedly provided with the multi-link buffer device 4, the fixed connecting body 33 and the lower connecting block 36 transmit impact force to the multi-link buffer device 4, the multi-link buffer device 4 comprises a pressure receiving plate 41, an arc-shaped pressure plate 42, a buffer connecting rod 43, a rotating connecting rod 44, an extrusion connecting body 45, a fixed connecting disc 46 and a spring pressure rod 47, wherein the arc-shaped pressure plate 42 is fixedly arranged below the pressure receiving plate 41, the extrusion connecting body 45 is fixedly arranged below the arc-shaped pressure plate 42, the buffer connecting rod 43 is rotatably arranged between the extrusion connecting bodies 45, the rotating connecting rod 44 is rotatably arranged at the right end of the buffer connecting rod 43, and the fixed connecting disc 46 is fixedly arranged between the buffer connecting rods 43, and a spring compression bar 47 is fixedly arranged in the car body, and the multi-connecting-rod buffer device 4 is used for absorbing energy finally, so that the impact force is reduced to the minimum, and the impact force borne by people in the car is reduced.
The working principle is as follows: the impact protection device for the front bumper and the rear bumper of the new energy automobile transmits impact force generated during impact to the triangular sliding block 23 through the impact plate 1, so that the triangular sliding block 23 slides on the sliding rail 21 and the sliding rod 28 through the sliding block 22, the triangular sliding block 23 drives the pulling rod 24 to rotate, the pulling rod 24 pulls the fixed spring 25, meanwhile, the triangular sliding block 23 drives the extrusion block 26 to move through the roller, and the extrusion block 26 extrudes the spring upwards to absorb energy, so that the effect of primary energy absorption is achieved; the fixed air bag 31 is pressed and rotated through the connecting plate 29, so that the fixed air bag 31 is compressed to absorb energy, meanwhile, the fixed air bag 31 drives the lower rotating rod 34 to rotate through the upper rotating rod 32, so that the lower rotating rod 34 drives the pushing block 35 to move, and the pressed plate 41 is driven to move under the combined action of the pushing block 35 and the fixed connecting body 33, so that the effect of secondary energy absorption through the fixed air bag 31 is achieved; the arc-shaped pressing plate 42 is driven by the pressed plate 41 to move, the arc-shaped pressing plate 42 presses the extrusion connecting body 45 downwards, the extrusion connecting body 45 presses the spring pressing rod 47, and meanwhile, the extrusion connecting body 45 drives the buffer connecting rod 43 to rotate, so that the buffer connecting rod can absorb energy for the third time together, the impact force is absorbed as much as possible, the injury of people in the vehicle is reduced to the minimum, the multiple absorption impact force is achieved, the impact force absorption effect is good, the safety coefficient is high, and the people in the vehicle are not easy to be injured.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (7)
1. The utility model provides a be used for new energy automobile front and rear bumper striking protection device, includes and receives stricken board (1), its characterized in that: the utility model discloses a safety airbag cushion system, including crashing board (1), the below fixed mounting of crashing board (1) has speed reduction buffer (2), the below fixed mounting of speed reduction buffer (2) has gasbag buffer (3), gasbag buffer (3) are including fixed gasbag (31), both ends are rotated about fixed gasbag (31) and are installed and go up rotation pole (32), the below of going up rotation pole (32) is rotated and is installed lower rotation pole (34), the left end fixed mounting of lower rotation pole (34) has and promotes piece (35), the centre slidable mounting that promotes piece (35) has lower connecting block (36), the below fixed mounting of lower connecting block (36) has many connecting rod buffer (4).
2. The new energy automobile front and rear bumper impact protection device according to claim 1, wherein: deceleration buffer (2) including slip track (21), sliding block (22), triangle slider (23), pulling pole (24), fixed spring (25), extrusion piece (26), marginal slide rail (27), slide bar (28) and connecting plate (29), wherein sliding block (22) slidable mounting is on slip track (21), triangle slider (23) fixed mounting is in the below of sliding block (22), the left end of triangle slider (23) is rotated and is installed pulling pole (24), the top fixed mounting that pulls pole (24) has fixed spring (25), fixed spring (25) fixed mounting is in the below of slip track (21).
3. The new energy automobile front and rear bumper impact protection device according to claim 2, wherein: the right-hand member slidable mounting of triangle slider (23) has extrusion piece (26), and the right-hand member fixed mounting of extrusion piece (26) has marginal slide rail (27), and the equal fixed mounting in both ends has the gyro wheel about extrusion piece (26), cooperatees with triangle slider (23) and marginal slide rail (27) respectively, and the top fixed mounting of extrusion piece (26) has the spring, and the below fixed mounting of extrusion piece (26) has connecting plate (29).
4. The new energy automobile front and rear bumper impact protection device according to claim 2, wherein: a through hole is formed below the triangular sliding block (23) and matched with the sliding rod (28), and the sliding rod (28) penetrates through the through hole.
5. The new energy automobile front and rear bumper impact protection device according to claim 2, wherein: the fixed air bag (31) is fixedly arranged below the connecting plate (29), and a spring is fixedly arranged between the upper rotating rod (32) and the lower rotating rod (34).
6. The new energy automobile front and rear bumper impact protection device according to claim 1, wherein: the fixed connecting body (33) is fixedly arranged between the fixed air bag (31) and the lower connecting block (36), a rotating rod piece is rotatably arranged on the lower connecting block (36), and a multi-connecting-rod buffering device (4) is fixedly arranged below the rotating rod piece.
7. The new energy automobile front and rear bumper impact protection device according to claim 1, wherein: many connecting rod buffer (4) are including being pressed board (41), arc clamp plate (42), buffering connecting rod (43), rotation connecting rod (44), extrusion disjunctor (45), fixed connection dish (46) and spring depression bar (47), wherein arc clamp plate (42) fixed mounting is in the below of being pressed board (41), extrusion disjunctor (45) fixed mounting is in the below of arc clamp plate (42), it installs buffering connecting rod (43) to rotate between extrusion disjunctor (45), the right-hand member of buffering connecting rod (43) is rotated and is installed rotation connecting rod (44), fixed connection dish (46) fixed mounting is between buffering connecting rod (43), and there is spring depression bar (47) at its inside fixed mounting.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110900806.6A CN113771786A (en) | 2021-08-06 | 2021-08-06 | Be used for new energy automobile front and rear bumper striking protection device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110900806.6A CN113771786A (en) | 2021-08-06 | 2021-08-06 | Be used for new energy automobile front and rear bumper striking protection device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN113771786A true CN113771786A (en) | 2021-12-10 |
Family
ID=78836887
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110900806.6A Withdrawn CN113771786A (en) | 2021-08-06 | 2021-08-06 | Be used for new energy automobile front and rear bumper striking protection device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN113771786A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114394156A (en) * | 2022-01-24 | 2022-04-26 | 东风汽车集团股份有限公司 | Enclose skeleton assembly and car before passenger car with buffering energy-absorbing function |
-
2021
- 2021-08-06 CN CN202110900806.6A patent/CN113771786A/en not_active Withdrawn
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114394156A (en) * | 2022-01-24 | 2022-04-26 | 东风汽车集团股份有限公司 | Enclose skeleton assembly and car before passenger car with buffering energy-absorbing function |
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| PB01 | Publication | ||
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Application publication date: 20211210 |