CN212172153U - Anti-collision energy-absorbing structure for automobile - Google Patents
Anti-collision energy-absorbing structure for automobile Download PDFInfo
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- CN212172153U CN212172153U CN202020899383.1U CN202020899383U CN212172153U CN 212172153 U CN212172153 U CN 212172153U CN 202020899383 U CN202020899383 U CN 202020899383U CN 212172153 U CN212172153 U CN 212172153U
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- absorbing structure
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Abstract
The utility model provides an automobile anti-collision energy-absorbing structure, energy-absorbing boxes are arranged between an anti-collision beam and two longitudinal beams of an automobile, an elastic connecting device is arranged between the anti-collision beam and any one of the energy-absorbing boxes, a two-stage energy-absorbing structure is arranged in any one of the energy-absorbing boxes, wherein the first-stage energy-absorbing structure is provided with the rebound distance of the elastic connecting device; the second-stage energy absorption structure adopts filling blocks. The utility model discloses it is rational in infrastructure, need not to change the energy-absorbing box when the striking dynamics is not big, the anticollision roof beam after the collision this moment drives the screw rod motion, and spring automatic re-setting and release energy after the spring energy-absorbing through the screw rod outer lane simultaneously can automatic energy-absorbing and resume, have avoided damaging the energy-absorbing box, have reduceed driver's the cost of using a car.
Description
Technical Field
The utility model belongs to the technical field of auto-parts, in particular to anticollision energy-absorbing structure for car.
Background
The anti-collision beam is an important component of an automobile body, and protects important components such as a radiator, an engine, a longitudinal beam and the like when the automobile collides with other vehicles or barriers at low speed; the anti-collision beam is wrapped in the bumper, and is transversely arranged in front of the front longitudinal beam and the rear longitudinal beam, the rear end of the anti-collision beam is connected with the energy absorption box, and high-strength steel is usually adopted, or the high-strength steel is subjected to processes such as I-shaped and overlapping to realize high structural rigidity. The anti-collision beam transmits impact force in collision, when the head or the tail of a vehicle is collided, the impact force firstly acts on the anti-collision beam, the anti-collision beam can transmit the impact force to the energy absorption box at the part connected with the vehicle body, so that the energy absorption box is firstly damaged, if the force is not large, the damage of the vehicle body structure is avoided, and the maintenance cost is low; however, if the automobile is impacted at high speed, the anti-collision beam can transmit the impact force to the longitudinal beam of the automobile body, and the longitudinal beam can disperse the impact energy to the whole automobile body, thereby playing the roles of force unloading and energy absorption.
The following technical drawbacks exist: most of the impact force is not large, but the energy absorption box is still damaged firstly by the automobile, and the automobile needs to be disassembled when the energy absorption box is replaced, so that the replacement cost is high, and the automobile using cost of a driver is increased.
How to design a crashproof energy-absorbing structure for car, how to let the car receive the striking dynamics avoid damaging the energy-absorbing box when not big, become the problem that the urgent need was solved.
SUMMERY OF THE UTILITY MODEL
In view of the above prior art's shortcoming, the utility model aims to provide an anticollision energy-absorbing structure for car for solve the dynamics of most striking that exists among the prior art and be not big, nevertheless the car still can let the energy-absorbing box impaired earlier, and change the energy-absorbing box and need tear the car open, the replacement cost is high, has improved the problem of driver's the cost of using the car.
In order to achieve the purpose, the utility model provides an automobile anti-collision energy-absorbing structure, which comprises an anti-collision beam, energy-absorbing boxes are arranged between the anti-collision beam and two longitudinal beams of an automobile, an elastic connecting device is arranged between the anti-collision beam and any one energy-absorbing box, two-stage energy-absorbing structures are arranged in any one energy-absorbing box, wherein the first-stage energy-absorbing structure is provided with the rebound distance of the elastic connecting device; the second-stage energy absorption structure adopts filling blocks.
In an embodiment of the present invention, the elastic connection device includes a spring, and the center of the spring is provided with a screw rod.
In an embodiment of the utility model, the anticollision roof beam be hollow tube structure, the both ends of anticollision roof beam are circular arc structure, are provided with parallel arrangement's first pipe on two circular arc structure's the interior arc surface.
In an embodiment of the utility model, an arbitrary one first pipe inside one side that is close to crashproof roof beam circular arc structure all is provided with the plectane, the centre of a circle of plectane is provided with the screw.
In an embodiment of the present invention, a through hole is formed in the center of one side end surface of any one of the energy absorption boxes, which is close to the anti-collision beam;
by adopting the technical scheme: the spring is limited by the round plate and the end plate at one side of the energy absorption box close to the anti-collision beam.
In an embodiment of the present invention, any one of the screws sequentially passes through the through hole of the energy-absorbing box and the spring and then is screwed with the screw hole in the first circular tube, and the head of the screw is an inner hexagonal cylinder head structure;
by adopting the technical scheme: the screw rod is driven to move by the collided anti-collision beam, and meanwhile, the spring automatically resets and releases energy after energy is absorbed by the spring on the outer ring of the screw rod, so that the energy can be automatically absorbed and recovered when the impact force is not large, and the energy absorption box is prevented from being damaged.
In an embodiment of the present invention, the first-stage energy absorption structure is a rubber sleeve.
In an embodiment of the present invention, the rubber sleeve includes a rectangular bottom plate, and the center of the end face of the bottom plate is provided with a second circular tube.
In an embodiment of the present invention, the second circular tube is sleeved on the outer ring of the head of the screw rod, and the length of the second circular tube is greater than the length of the head of the screw rod;
by adopting the technical scheme: the space of the second round pipe is used for screw movement during first energy absorption, so that the energy absorption box is prevented from being damaged.
In an embodiment of the present invention, a flange is disposed on an end surface of the energy absorption box near the automobile longitudinal beam, the flange is a rectangular flange, the filling block is disposed between the flange and the bottom plate, and the filling block is made of foamed aluminum;
by adopting the technical scheme: when the impact force is large, the requirement cannot be met by the first-stage energy absorption structure, the anti-collision beam drives the screw and the rubber sleeve to move towards the second-stage energy absorption structure, energy is absorbed by the second-stage energy absorption structure, and the energy absorption box needs to be replaced at the moment.
As above, the utility model provides an anticollision energy-absorbing structure for car, it is rational in infrastructure, need not to change the energy-absorbing box when the striking dynamics is not big, the crashproof roof beam after the collision this moment drives the screw rod motion, and spring automatic re-setting and release energy behind the spring energy-absorbing through the screw rod outer lane simultaneously can automatic energy-absorbing and resume, has avoided damaging the energy-absorbing box, has reduceed driver's the cost of using the car, and popularization and application has good economic benefits and social.
Drawings
Fig. 1 is a three-dimensional view of the present invention.
Fig. 2 is a front view of fig. 1.
Fig. 3 is a top view of fig. 1.
Fig. 4 is the utility model discloses a structural schematic of first pipe on the anticollision roof beam.
Fig. 5 is a schematic structural view of the rubber sleeve of the present invention.
Fig. 6 is an exploded view of the present invention.
In the figure: 1. an anti-collision beam; 2. an energy absorption box; 3. a screw; 4. a spring; 5. a rubber sleeve; 6. filling blocks; 101. a first circular tube; 201. a flange; 501. a base plate; 502. a second circular tube.
Detailed Description
The following description is provided for illustrative purposes, and other advantages and features of the present invention will become apparent to those skilled in the art from the following detailed description.
Please refer to fig. 1 to 6. It should be understood that the structure, ratio, size and the like shown in the drawings attached to the present specification are only used for matching with the content disclosed in the specification, so as to be known and read by those skilled in the art, and are not used for limiting the limit conditions that the present invention can be implemented, so that the present invention has no technical essential meaning, and any structure modification, ratio relationship change or size adjustment should still fall within the scope that the technical content disclosed in the present invention can cover without affecting the function that the present invention can produce and the purpose that the present invention can achieve. Meanwhile, the terms such as "upper", "lower", "left", "right", "middle" and "one" used in the present specification are for convenience of description, and are not intended to limit the scope of the present invention, and changes or adjustments of the relative relationship thereof may be made without substantial technical changes, and the present invention is also regarded as the scope of the present invention.
As shown in fig. 1, the utility model provides an automobile anti-collision energy-absorbing structure, which comprises an anti-collision beam 1, energy-absorbing boxes 2 are arranged between the anti-collision beam 1 and two longitudinal beams of an automobile, an elastic connecting device is arranged between the anti-collision beam 1 and any one of the energy-absorbing boxes 2, two-stage energy-absorbing structures are arranged in any one of the energy-absorbing boxes 2, wherein the first-stage energy-absorbing structure is provided with a rebound distance of the elastic connecting device; the second-stage energy absorption structure adopts a filling block 6;
as shown in fig. 3, any one of the elastic connection devices includes a spring 4, and a screw 3 is disposed at the center of any one of the springs 4;
as shown in fig. 4, the anti-collision beam 1 is a hollow tube structure, two ends of the anti-collision beam 1 are arc structures, and the inner arc surfaces of the two arc structures are provided with first round tubes 101 which are arranged in parallel;
a circular plate is arranged on one side, close to the arc structure of the anti-collision beam 1, of the interior of any one of the first circular tubes 101, and a screw hole is formed in the center of the circular plate;
a through hole is formed in the center of the end face of one side, close to the anti-collision beam 1, of any one of the energy absorption boxes 2; by adopting the technical scheme: limiting the spring through an end plate at one side of the circular plate and the energy absorption box, which is close to the anti-collision beam;
as shown in fig. 6, any one of the screws 3 sequentially passes through the through hole of the energy absorption box 2 and the spring 4 and then is screwed with the screw hole in the first circular tube 101, and the head of the screw 3 is of an inner hexagonal cylinder head structure; by adopting the technical scheme: the screw rod is driven to move by the collided anti-collision beam, and meanwhile, the spring automatically resets and releases energy after the energy is absorbed by the spring on the outer ring of the screw rod, so that the energy can be automatically absorbed and recovered when the impact force is not large, and the energy absorption box is prevented from being damaged;
the first-stage energy absorption structure adopts a rubber sleeve 5;
as shown in fig. 5, the rubber sleeve 5 includes a rectangular bottom plate 501, and a second circular tube 502 is disposed in the center of an end surface of the bottom plate 501;
the second round pipe 502 is sleeved on the outer ring of the head of the screw rod 3, and the length of the second round pipe 502 is greater than that of the head of the screw rod 3; by adopting the technical scheme: the space of the second round pipe is used for screw motion during first energy absorption, so that the energy absorption box is prevented from being damaged;
as shown in fig. 2, a flange 201 is arranged on an end face of the energy absorption box 2 close to a longitudinal beam of an automobile, the flange 201 is a rectangular flange, a filling block 6 is arranged between the flange 201 and a bottom plate 501, and the filling block 6 is made of foamed aluminum; by adopting the technical scheme: when the impact force is large, the requirement cannot be met by the first-stage energy absorption structure, the anti-collision beam drives the screw and the rubber sleeve to move towards the second-stage energy absorption structure, energy is absorbed by the second-stage energy absorption structure, and the energy absorption box needs to be replaced at the moment.
To sum up, the utility model provides a crashproof energy-absorbing structure for car, it is rational in infrastructure, need not to change the energy-absorbing box when the striking dynamics is not big, crashproof roof beam after the collision this moment drives the screw rod motion, and spring automatic re-setting and release energy behind the spring energy-absorbing through the screw rod outer lane simultaneously can automatic energy-absorbing and resume, has avoided damaging the energy-absorbing box, has reduceed driver's the cost of using the car. Therefore, the utility model effectively overcomes various defects in the prior art and has high industrial utilization value.
The above embodiments are merely illustrative of the principles and effects of the present invention, and are not to be construed as limiting the invention. Modifications and variations can be made to the above-described embodiments by those skilled in the art without departing from the spirit and scope of the present invention. Accordingly, it is intended that all equivalent modifications or changes which may be made by those skilled in the art without departing from the spirit and technical spirit of the present invention be covered by the claims of the present invention.
Claims (10)
1. The utility model provides an anticollision energy-absorbing structure for car, includes anticollision roof beam (1), all is provided with energy-absorbing box (2), its characterized in that between two longerons of anticollision roof beam (1) and car: elastic connecting devices are arranged between the anti-collision beam (1) and any one of the energy absorption boxes (2), two-stage energy absorption structures are arranged in any one of the energy absorption boxes (2), and the first-stage energy absorption structure is provided with the rebound distance of the elastic connecting devices; the second-stage energy absorption structure adopts a filling block (6).
2. The anti-collision energy-absorbing structure for the automobile according to claim 1, characterized in that: any one of the elastic connecting devices comprises a spring (4), and a screw (3) is arranged in the center of any one of the springs (4).
3. The anti-collision energy-absorbing structure for the automobile according to claim 2, characterized in that: the anti-collision beam (1) is of a hollow tube structure, the two ends of the anti-collision beam (1) are of arc structures, and first round tubes (101) which are arranged in parallel are arranged on the inner arc surfaces of the two arc structures.
4. The anti-collision energy-absorbing structure for the automobile according to claim 3, characterized in that: any one first circular tube (101) is internally provided with a circular plate at one side close to the arc structure of the anti-collision beam (1), and the circle center of the circular plate is provided with a screw hole.
5. The anti-collision energy-absorbing structure for the automobile according to claim 4, wherein: the center of one side end face of any one energy absorption box (2) close to the anti-collision beam (1) is provided with a through hole.
6. The anti-collision energy-absorbing structure for the automobile according to claim 5, characterized in that: any one screw rod (3) sequentially penetrates through the through hole of the energy absorption box (2) and the spring (4) and is finally screwed with the screw hole in the first circular tube (101), and the head of the screw rod (3) is of an inner hexagonal cylinder head structure.
7. The anti-collision energy-absorbing structure for the automobile according to claim 6, wherein: the first-stage energy absorption structure adopts a rubber sleeve (5).
8. The anti-collision energy-absorbing structure for the automobile according to claim 7, characterized in that: the rubber sleeve (5) comprises a rectangular bottom plate (501), and a second circular tube (502) is arranged in the center of the end face of the bottom plate (501).
9. The anti-collision energy-absorbing structure for the automobile according to claim 8, wherein: the second round pipe (502) is sleeved on the outer ring of the head of the screw rod (3), and the length of the second round pipe (502) is larger than that of the head of the screw rod (3).
10. The anti-collision energy-absorbing structure for the automobile according to claim 9, wherein: the end face, close to the automobile longitudinal beam, of the energy absorption box (2) is provided with a flange (201), the flange (201) is a rectangular flange, the filling block (6) is arranged between the flange (201) and the bottom plate (501), and the filling block (6) is made of foamed aluminum.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020899383.1U CN212172153U (en) | 2020-05-25 | 2020-05-25 | Anti-collision energy-absorbing structure for automobile |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020899383.1U CN212172153U (en) | 2020-05-25 | 2020-05-25 | Anti-collision energy-absorbing structure for automobile |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212172153U true CN212172153U (en) | 2020-12-18 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020899383.1U Active CN212172153U (en) | 2020-05-25 | 2020-05-25 | Anti-collision energy-absorbing structure for automobile |
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| Country | Link |
|---|---|
| CN (1) | CN212172153U (en) |
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2020
- 2020-05-25 CN CN202020899383.1U patent/CN212172153U/en active Active
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