CN220701064U

CN220701064U - Hair cover hinge assembly and automobile

Info

Publication number: CN220701064U
Application number: CN202322145006.5U
Authority: CN
Inventors: 杜鹏飞; 陈杰; 余金波; 许影
Original assignee: SAIC Motor Corp Ltd
Current assignee: SAIC Motor Corp Ltd
Priority date: 2023-08-09
Filing date: 2023-08-09
Publication date: 2024-04-02
Anticipated expiration: 2033-08-09

Abstract

The utility model discloses a hair cover hinge assembly and an automobile, which comprise a hair cover connecting piece and an automobile body connecting piece, wherein one end of the hair cover connecting piece is hinged to one end of the automobile body connecting piece, the automobile body connecting piece comprises a first connecting arm, a second connecting arm and a compressible part arranged between the first connecting arm and the second connecting arm, the compressible part comprises a shell and a compression piece, the bottom of the shell is fixedly connected with the second connecting arm, the compression piece is arranged in a cavity of the shell, and the compression piece is fixedly connected with the first connecting arm. The side wall of the shell is provided with a first limiting part, and the side wall of the compression piece is provided with a unidirectional limited part. When an automobile with the cover-sending hinge assembly collides with a pedestrian, the compression piece is compressed and drives the engine cover to sink, the protection performance for the pedestrian on the road is improved, the compression piece stretches and resets after the collision, and the compressible part can be prevented from being sprung up too high in the resetting process by the cooperation of the limiting part and the first limiting part of the shell, so that the protection performance for the pedestrian is improved.

Description

Hair cover hinge assembly and automobile

Technical Field

The utility model relates to the technical field of automobile accessories, in particular to a hair cover hinge assembly and an automobile.

Background

With the continuous improvement of the maintenance amount of automobiles, traffic accidents are more frequent, and when the automobiles collide with pedestrians during driving, the heads of the pedestrians possibly collide with the engine cover of the automobile under the action of inertia.

In the prior art, for example, chinese patent (patent No. CN 108297942B) discloses a pedestrian protection apparatus, which is mounted on a hood hinge of an automobile, the hood hinge including a hinge base and a hinge body; the pedestrian protection device comprises a hollow cylinder barrel and an elastic element arranged in the cylinder barrel, wherein the top of the cylinder barrel is open, the bottom of the cylinder barrel is closed, the cylinder barrel is fixed on a hinge seat, the top end of the elastic element is propped against a hinge body, and the bottom end of the elastic element is propped against the bottom of the cylinder barrel. If the head of the pedestrian is impacted on the engine cover, the elastic element in the pedestrian protection device is compressed under the action of the force generated by the impact, and the whole engine cover moves downwards along with the head of the pedestrian, so that the impact is buffered, but if the relative speed of the automobile and the pedestrian is high in the collision, the elastic element compressed to the extreme rebound occurs, so that secondary injury is caused to the pedestrian.

Disclosure of Invention

The utility model aims to solve the technical problem that in the prior art, if the relative speed of an automobile and a pedestrian is high in collision, the pedestrian protection device compressed to the extreme value can rebound, so that secondary injury is caused to the pedestrian.

In order to solve the technical problems, the embodiment of the utility model discloses a hair cover hinge assembly, which comprises a hair cover connecting piece and a vehicle body connecting piece, wherein one end of the hair cover connecting piece is hinged with one end of the vehicle body connecting piece.

The vehicle body connector includes a first connecting arm, a second connecting arm, and a compressible member disposed between the first connecting arm and the second connecting arm, one end of the first connecting arm constituting one end of the vehicle body connector.

The compressible part comprises a shell and a compression part, the bottom of the shell is fixedly connected with the second connecting arm, a cavity extending along the height direction of the hair cover hinge assembly is arranged in the shell, one end of the compression part is elastically connected with the bottom of the cavity, and the other end of the compression part is connected with the other end of the first connecting arm.

And be provided with first spacing portion on the lateral wall of casing, set up on the lateral wall of compression spare and can follow the flexible one-way by spacing portion of the direction of height of perpendicular to send out lid hinge assembly, when one-way by spacing portion and first spacing portion cooperate, can restrict at least that the compression spare is along sending out the removal of the direction of height orientation of lid hinge assembly towards keeping away from the second linking arm.

By adopting the technical scheme, when the engine cover hinge assembly is assembled, the engine cover connecting piece is fixedly connected with the engine cover, the second connecting arm of the vehicle body connecting piece is connected with the vehicle body, and the engine cover is normally opened and closed by rotating around the hinge position of the engine cover connecting piece and the first connecting arm. When the automobile collides with the pedestrian, the head of the pedestrian collides with the engine cover, and the compression part drives the first connecting arm, the transmitting cover connecting piece and the engine cover to move downwards under the inertia effect, so that the impact force generated during collision is buffered, and the head of the pedestrian is protected. After the collision is finished, the compression piece resets to drive the first connecting arm, the hair cover connecting piece and the engine cover to move upwards until the limited part is matched with the first limiting part on the shell, and the compression piece returns to the original position. The structure can realize the automatic return after the compressible part is deformed and compressed, does not influence the secondary use, and reduces the maintenance cost. In addition, the structure can avoid secondary injury to pedestrians caused by too high bouncing of the compressible part in the bouncing return process by skillfully arranging the limited part and the first limited part, and improves the protection to the pedestrians.

The embodiment of the utility model also discloses a hair cover hinge assembly, wherein the unidirectional limited part comprises a sleeve, a locating pin and a first spring, the sleeve is arranged on the side wall of the compression piece, the locating pin is sleeved in the sleeve, the first spring is arranged in the sleeve, one end of the first spring is abutted to the bottom of the sleeve, the other end of the first spring is abutted to the bottom of the locating pin, and the top of the locating pin forms an inclined plane which obliquely extends from one side far away from the second connecting arm along the direction close to the compression piece.

The first limiting part comprises a limiting hole arranged on the side wall of the shell, and the limiting hole is matched with the top of the positioning pin.

By adopting the technical scheme, the locating pin is arranged on the side wall of the compression piece through the sleeve, the sleeve can play a role in guiding the movement of the locating pin, and the first spring arranged in the sleeve is in a compressed state, and the locating pin is in a state of extending out of the sleeve. And under normal condition, the locating pin imbeds in the spacing hole on the lateral wall of casing, can restrict the removal of compression piece to a certain extent. When the automobile collides with the pedestrian, the engine cover receives the impact of the pedestrian collision, and simultaneously the compression piece is subjected to the downward pressure, and as the top of the locating pin is formed from one side far away from the second connecting arm and extends obliquely along the direction close to the compression piece, the top of the locating pin slides out of the limiting hole under the guiding action of the inclined plane, and the compression piece drives the first connecting arm and the engine cover to sink, so that the force of the engine cover during the collision with the pedestrian is buffered. After the collision is finished, the compression piece is reset, and the positioning pin is embedded into the limiting hole again.

The embodiment of the utility model also discloses a cover-sending hinge assembly, wherein the inclined plane is inclined at an angle of 30-60 degrees relative to the height direction of the cover-sending hinge assembly.

By adopting the technical scheme, through the inclined plane in the inclined angle range, when the compression piece is subjected to slight downward pressure (for example, the engine cover is normally closed), the acting force on the inclined plane is decomposed to be smaller in the compression direction of the first spring, and the force of the first spring is insufficient to overcome, so that the engine cover is prevented from sinking due to false touch. Only when the compression member receives a large downward force (such as collision between the engine cover and a pedestrian), the acting force received on the inclined plane is decomposed to the force in the compression direction of the first spring, so that the elastic force of the first spring can be overcome, the top of the positioning pin slides out of the limiting hole, and the engine cover sinks to buffer energy absorption.

The embodiment of the utility model also discloses a cap-releasing hinge assembly, wherein the corresponding positions of the side walls of the two sides of the shell are respectively provided with a first limiting part, and the side wall surfaces of the two sides of the compression piece are respectively provided with a unidirectional limited part.

By adopting the technical scheme, through all setting up one-way by spacing portion at the both sides lateral wall face of compression spare, can realize the limit function to compression spare better, avoid the bonnet to take place after violent collision with the pedestrian, the compression spare is sprung up when restoring after being compressed to lead to bonnet and pedestrian to take place the secondary collision.

The embodiment of the utility model also discloses a hair cover hinge assembly, the compression piece comprises a connecting rod and a second spring, and a guide rail extending along the height direction of the hair cover hinge assembly is formed in the shell.

The connecting rod is sleeved in the guide rail, the second spring is arranged in the guide rail, one end of the second spring is abutted to the bottom of the guide rail, the other end of the second spring is abutted to the bottom of the connecting rod, and the top of the connecting rod is fixedly connected with the first connecting arm; the unidirectional limited part is arranged on the side wall of the connecting rod.

By adopting the technical scheme, the guide rail extending along the height direction of the cover-sending hinge assembly in the shell can play a role in guiding the movement of the connecting rod, and the second spring arranged in the guide rail provides supporting force for the connecting rod, so that when the engine cover collides with a pedestrian, the connecting rod receives downward pressure and overcomes the elasticity of the second spring force, and the engine cover is linked to sink. And after the collision is finished, the connecting rod is reset under the action of the elastic force of the second spring.

The embodiment of the utility model also discloses a cap-sending hinge assembly, wherein the top of the shell is provided with a second limiting part, and the second limiting part can limit the movement of the connecting rod along the height direction of the cap-sending hinge assembly towards the direction away from the second connecting arm.

By adopting the technical scheme, the second limiting part is arranged to further limit the bouncing height of the connecting rod along the height direction of the hair cover hinge assembly.

The embodiment of the utility model also discloses a cap hinge assembly, wherein the top of the connecting rod forms a top plate extending along the direction perpendicular to the height direction of the cap hinge assembly.

And, the second limit part is set as: the top edge of the side wall of the shell is at least partially extended along the direction perpendicular to the height direction of the hair cover hinge assembly to form an extension plate, and the extension plate is at least partially overlapped with the top plate in the height direction.

By adopting the technical scheme, the extension plate arranged at the edge of the top of the side wall of the shell is matched with the top plate of the connecting plate, so that on one hand, the connecting rod can be limited to be sprung up too high in the resetting process, the engine cover and pedestrians are prevented from being driven to collide secondarily, and on the other hand, the connecting rod can be limited to extend out of the shell, and the assembly stability of the connecting rod and the guide rail is ensured to a certain extent.

The embodiment of the utility model also discloses a hair cover hinge assembly, wherein the top edges of the side walls at two sides of the shell are respectively provided with an extension plate, and the two extension plates are staggered relatively.

By adopting the technical scheme, the upper plate of the connecting rod is matched with the two extension plates which are staggered relatively, so that a better limiting effect can be achieved in the height direction of the hair cover hinge assembly.

The embodiment of the utility model also discloses a hair cover hinge assembly, and the movable distance of the connecting rod along the height direction is 30-60 mm.

By adopting the technical scheme, under the premise that the engine cover is ensured to have enough sinking displacement to buffer impact energy, the head of a pedestrian collides with a hard part in the engine cabin in the sinking process of the engine cover.

The embodiment of the utility model also discloses an automobile, which comprises an engine cover, an automobile body and any one of the engine cover hinge assemblies, wherein the engine cover is fixedly connected with the engine cover connecting piece, and the automobile body is fixedly connected with the second connecting arm of the automobile body connecting piece.

By adopting the technical scheme, the automobile is provided with the cover-sending hinge assembly, so that when the automobile collides with a pedestrian in the running process, the compression piece is compressed and drives the engine cover to sink, the impact during collision is buffered, the protection performance for the pedestrian on the road is improved, and after the collision is finished, the compression piece can be stretched and reset, and the compression piece can be reused, so that the maintenance cost of the automobile is reduced.

The beneficial effects of the utility model are as follows:

the utility model discloses a cover hinge assembly and an automobile. The automobile body connecting piece includes first linking arm, second linking arm and sets up the compressible part between first linking arm and second linking arm, and compressible part includes casing and compression piece, the bottom and the second linking arm fixed connection of casing, and the compression piece sets up in the casing along the cavity that the direction of height of sending out the lid hinge assembly extends, the one end and the bottom elastic connection of cavity of compression piece, the other end and the other end of first linking arm of compression piece are connected. And be provided with first spacing portion on the lateral wall of casing, be provided with one-way by spacing portion on the lateral wall of compression spare, when one-way by spacing portion and first spacing portion cooperation, can restrict the compression spare along sending out the direction of height of lid hinge assembly and move towards the direction of keeping away from the second linking arm.

When the engine cover of the automobile collides with pedestrians, the compression piece is compressed and drives the engine cover to sink, impact during collision is buffered, the protection performance for pedestrians on the road is improved, and after the collision is finished, the compression piece stretches and resets and can be reused. And this kind of structure is through setting up by spacing portion and first spacing portion ingeniously, can avoid compressible part to pop up too high in the return process and cause the secondary injury to the pedestrian, has improved the protectiveness to the pedestrian.

Drawings

FIG. 1 is a schematic view of a hair cover hinge assembly according to an embodiment of the present utility model;

FIG. 2 is a schematic diagram of the compressible components of the hair cover hinge assembly according to an embodiment of the present utility model;

FIG. 3 is a schematic illustration of another configuration of a compressible member of a hair cover hinge assembly according to an embodiment of the present utility model;

FIG. 4 is a schematic illustration of another configuration of a compressible member of a hair cover hinge assembly according to an embodiment of the present utility model;

FIG. 5 is a schematic view of the structure of the housing and compression member of the compressible member of the hair cover hinge assembly according to the present utility model;

FIG. 6 is a partial schematic view of a unidirectional limited portion and a first limited portion of a hair cover hinge assembly according to an embodiment of the present utility model;

fig. 7 is a schematic stress view of a unidirectional limited portion when a compression member of a cap hinge assembly provided in an embodiment of the present utility model is pressed down.

Reference numerals illustrate:

10. a hair cover hinge assembly;

100. a hair cover connector;

200. a vehicle body connection;

210. a first connecting arm;

220. a second connecting arm;

230. a compressible member;

231. a housing; 2310. a guide rail; 2311. a first limit part; 2312. a limiting hole;

2313. a second limit part; 2314. an extension plate;

232. a compression member; 2320. a connecting rod; 2321. a unidirectional limited part; 2322. a sleeve; 2323. a positioning pin;

2324. a first spring; 2325. an inclined plane; 2326. a second spring; 2327. a top plate;

a. the inclined plane forms an included angle with the height direction;

y, the height direction of the hair cover hinge assembly.

Detailed Description

In order to solve the technical problem that in the prior art, if the relative speed of an automobile and a pedestrian is high in collision, the pedestrian protection device compressed to the extreme can rebound, so that secondary injury is caused to the pedestrian. As shown in fig. 1, an embodiment of the present utility model discloses a hood hinge assembly 10 including a hood connector 100 and a body connector 200, wherein one end of the hood connector 100 is hinged to one end of the body connector 200. The connection mode of the engine cover 100 and the engine cover, and the connection mode of the engine cover 200 and the vehicle body 200 may be welding, riveting, screwing or other fixed connection modes commonly used in the art, preferably, in this embodiment, two threaded holes are provided on the engine cover connector 100 for screwing with the engine cover, and a plurality of threaded holes are provided on the vehicle body connector 200 for screwing with the vehicle body.

Specifically, the vehicle body connector 200 includes a first connecting arm 210, a second connecting arm 220, and a compressible member 230 disposed between the first connecting arm 210 and the second connecting arm 220, one end of the first connecting arm 210 constitutes one end of the vehicle body connector 200, one end of the second connecting arm 220 constitutes the other end of the vehicle body connector 200, and two screw holes for screwing the vehicle body on the vehicle body connector 200 are provided in the second connecting arm.

More specifically, as shown in fig. 1, 2 and 3, the compressible member 230 includes a housing 231 and a compressing member 232, wherein the bottom of the housing 231 is fixedly connected with the second connecting arm 220, and a cavity extending along the height direction Y of the hair flap hinge assembly 10 is formed in the housing 231, the compressing member 232 is disposed in the cavity, one end of the compressing member 232 is elastically connected with the bottom of the cavity, and the other end of the compressing member 232 is connected with the other end of the first connecting arm 210. It should be noted that, the compressing member 232 may be a rod-shaped member assembled with an element (e.g., a spring) having elasticity in a single direction (the height direction Y of the capping hinge assembly 10), or may be a telescopic rod (e.g., a linear electromagnetic motor, a hydraulic telescopic rod, or a pneumatic telescopic rod) capable of extending and retracting in the height direction Y of the capping hinge assembly 10, which is not particularly limited in this embodiment, and those skilled in the art may design the compressing member according to practical situations and specific requirements.

As shown in fig. 3, a first limiting portion 2311 is disposed on a side wall of the housing 231, a unidirectional limited portion 2321 capable of extending and contracting in a height direction Y perpendicular to the cap hinge assembly 10 is disposed on a side wall of the compressing member 232, and when the unidirectional limited portion 2321 is matched with the first limiting portion 2311, movement of the compressing member 232 in a direction away from the second connecting arm 220 along the height direction Y of the cap hinge assembly 10 can be at least limited. It should be noted that, the unidirectional limited portion 2321 may be configured to cooperate with the first limited portion 2311 to only limit the movement of the compression member 232 along the height direction Y of the hood hinge assembly 10 in a direction away from the second connecting arm 220, or may be configured to simultaneously limit the movement of the compression member 232 upward or downward along the height direction Y of the hood hinge assembly 10, and when the hood collides with a pedestrian, the generated impact force can enable the compression member 232 to overcome the limiting force between the first limited portion 2311 and the limited portion, thereby driving the hood to sink. Those skilled in the art may design according to practical situations and specific requirements, and the embodiment is not limited thereto.

More specifically, when the hood hinge assembly 10 is assembled, the hood connecting member 100 is fixedly connected with the engine hood, the second connecting arm 220 of the vehicle body connecting member 200 is connected with the vehicle body, and the normal opening and closing of the engine hood is realized by rotating around the hinge joint of the hood connecting member 100 and the first connecting arm 210. When the automobile collides with the pedestrian, the head of the pedestrian collides with the engine cover, and the compression member 232 drives the first connecting arm 210, the hair cover connecting member 100 and the engine cover to move downwards under the inertia effect, so that the impact force during collision is buffered, and the head of the pedestrian is protected. After the collision is finished, the compression member 232 resets to drive the first connecting arm 210, the hair cover connecting member 100 and the engine cover to move upwards until the one-way limited part 2321 is matched with the first limiting part 2311 on the housing 231, and returns to the original position. The structure can realize the automatic return after the compressible part 230 is deformed and compressed, does not influence the secondary use, and reduces the maintenance cost. In addition, the structure can avoid secondary injury to pedestrians caused by too high bouncing of the compressible part 230 in the bouncing return process by skillfully arranging the limited part and the first limited part 2311, thereby improving the protection to the pedestrians.

Further, the embodiment of the utility model also discloses a capping hinge assembly 10, as shown in fig. 6, the unidirectional limited portion 2321 includes a sleeve 2322, a positioning pin 2323 and a first spring 2324, the sleeve 2322 is disposed on a side wall of the compression member 232, the positioning pin 2323 is sleeved in the sleeve 2322, the first spring 2324 is disposed in the sleeve 2322, one end of the first spring 2324 abuts against the bottom of the sleeve 2322, the other end abuts against the bottom of the positioning pin 2323, and a bevel 2325 extending obliquely from one side far from the second connecting arm 220 along a direction approaching the compression member 232 is formed at the top of the positioning pin 2323.

Also, as shown in fig. 4 and 6, the first limiting portion 2311 includes a limiting hole 2312 provided on a side wall of the housing 231, and the limiting hole 2312 is adapted to the top of the positioning pin 2323. It should be noted that, when the top of the positioning pin 2323 is completely embedded into the limiting hole 2312, the inclined surface 2325 at the top of the positioning pin 2323 still abuts against the edge of the limiting hole 2312.

Specifically, the positioning pin 2323 is disposed on the side wall of the compression member 232 through the sleeve 2322, the sleeve 2322 can play a guiding role on movement of the positioning pin 2323, and the first spring 2324 disposed in the sleeve 2322 is in a compressed state, and the positioning pin 2323 is in a state of extending out of the sleeve 2322. And in a normal state, the positioning pin 2323 is inserted into the limiting hole 2312 on the side wall of the housing 231, so that the movement of the compressing piece 232 can be limited to a certain extent. When an automobile collides with a pedestrian, the engine cover receives the impact of the pedestrian collision, and simultaneously the compression member 232 is subjected to downward pressure, and as the top of the positioning pin 2323 is formed into the inclined plane 2325 which extends obliquely from the side far away from the second connecting arm 220 along the direction close to the compression member 232, the top of the positioning pin 2323 slides out of the limiting hole 2312 under the guiding action of the inclined plane 2325, and the compression member 232 drives the first connecting arm 210 and the engine cover to sink, so that the force of the engine cover during the collision with the pedestrian is buffered. After the collision is completed, the compression member 232 is reset, and the positioning pin 2323 is re-inserted into the limiting hole 2312.

Further, in the present embodiment, as shown in fig. 7, the inclined surface 2325 forms an angle a ranging from 30 ° to 60 ° with respect to the height direction Y of the flap hinge assembly 10. It should be noted that, the included angle a of the inclined plane 2325 with respect to the height direction Y of the capping hinge assembly 10 may be 30 °, 35 °, 40 °, 42 °, 56 °, 60 ° or any other angle within the foregoing angle range, and those skilled in the art may design the present embodiment according to actual situations and specific requirements, which is not limited in this embodiment.

Specifically, as shown in fig. 7, when the compression member 232 is subjected to a slight downward force (e.g., normally closing the engine cover), the biasing force F of the edge of the stopper hole 2312 applied to the inclined surface 2325 is decomposed into a biasing force F in the compression direction of the first spring 2324 by the inclined surface 2325 within the inclination angle range ₁ And force F along the surface of chamfer 2325 ₂ At this time, the force F in the compression direction of the first spring 2324 ₁ Is small and insufficient to overcome the spring force of the first spring 2324 and force F along the surface of the ramp 2325 ₂ The positioning pin 2323 can be prevented from sliding out of the limit hole 2312, so that sinking of the engine cover caused by false touch is avoided. Only when the compression member 232 receives a large downward force (e.g., a collision of the hood with a pedestrian), the force received on the inclined surface 2325 breaks down to the force F in the compression direction of the first spring 2324 ₁ The elastic force of the first spring 2324 is overcome, so that the top of the positioning pin 2323 slides out of the limiting hole 2312, and the engine cover sinks to buffer energy absorption.

Still further, in the embodiment of the present utility model, as shown in fig. 3, the first limiting portions 2311 are disposed at the corresponding positions of the two side walls of the housing 231, and the unidirectional limited portions 2321 are disposed at the two side wall surfaces of the compressing member 232.

Specifically, through all setting up one-way by spacing portion 2321 at the both sides lateral wall face of compression piece 232, can realize the spacing function to compression piece 232 better, avoid the bonnet to take place after violent collision with the pedestrian, compression piece 232 is sprung up when restoring after being compressed to lead to bonnet and pedestrian to take place the secondary collision.

Still further, the embodiment of the present utility model also discloses a cap hinge assembly 10, as shown in fig. 3 and 5, the compression member 232 includes a connection rod 2320 and a second spring 2326, and a guide rail 2310 extending along the height direction Y of the cap hinge assembly 10 is formed inside the housing 231.

Specifically, the connecting rod 2320 is sleeved in the guide rail 2310, the second spring 2326 is arranged in the guide rail 2310, one end of the second spring 2326 is abutted against the bottom of the guide rail 2310, the other end is abutted against the bottom of the connecting rod 2320, and the top of the connecting rod 2320 is fixedly connected with the first connecting arm 210; the unidirectional limited portion 2321 is disposed on a side wall of the connecting rod 2320.

More specifically, the guide rail 2310 extending along the height direction Y of the cover hinge assembly 10 in the housing 231 can guide the movement of the connecting rod 2320, and the second spring 2326 disposed in the guide rail 2310 provides a supporting force for the connecting rod 2320, so that when the engine cover collides with a pedestrian, the connecting rod 2320 receives a downward force and overcomes the elastic force of the second spring 2326, and the engine cover is further linked to sink. When the collision is completed, the connection rod 2320 is restored under the elastic force of the second spring 2326.

Still further, the embodiment of the present utility model further discloses a cap hinge assembly 10, as shown in fig. 3 and 4, the top of the housing 231 is provided with a second limiting portion 2313, and the second limiting portion 2313 can limit the movement of the connecting rod 2320 along the height direction Y of the cap hinge assembly 10 in a direction away from the second connecting arm 220.

Specifically, by providing the second stopper 2313, the bounce height of the connection rod 2320 in the height direction Y of the cover hinge assembly 10 is further restricted.

In this embodiment, the top of the connecting rod 2320 forms a top plate 2327 extending in a direction perpendicular to the height direction Y of the flap hinge assembly 10.

And, the second stopper 2313 is provided as: the top edge of the side wall of the housing 231 extends at least partially along an extension plate 2314 formed to extend perpendicular to the height direction Y of the flap hinge assembly 10, and the extension plate 2314 at least partially coincides with the top plate 2327 in the height direction Y.

Specifically, through the cooperation of the roof 2327 of extension board 2314 and the connecting plate that the lateral wall top edge of casing 231 set up, on the one hand, can restrict connecting rod 2320 and play too high at the in-process that resets, avoid driving the engine cover and take place secondary collision with the pedestrian, on the other hand, can restrict connecting rod 2320 to stretch out casing 231, guarantees connecting rod 2320 and guide rail 2310's assembly stability to a certain extent.

Further, in the present embodiment, as shown in fig. 2, the top edges of the side walls on both sides of the housing 231 are provided with extension plates 2314, and the two extension plates 2314 are staggered relatively. In the present embodiment, the extension plates 2314 at the top of the side walls of the housing 231 are located at the end portions of the top plate 2327, respectively. Of course, the two extending plates 2314 may be disposed at other positions on the top of the sidewall, and those skilled in the art may design the extending plates according to practical situations and specific requirements, which is not limited in this embodiment. Of course, the top edges of the side walls on both sides of the housing 231 may be provided with a plurality of extension plates 2314 according to the needs, and those skilled in the art may design according to the actual situation and specific needs, which is not particularly limited in this embodiment.

Specifically, the two extending plates 2314, which are staggered relatively, are matched with the top plate 2327 of the connecting rod 2320, so that a better limiting effect can be achieved in the height direction Y of the hair cover hinge assembly 10.

Still further, the embodiment of the present utility model also discloses a capping hinge assembly 10, wherein the movable distance of the connecting rod 2320 along the height direction Y is in the range of 30mm to 60mm. It should be noted that, the distance that the connecting rod 2320 is movable along the height direction Y may be 30mm, 44mm, 50mm, 56mm, 60mm or any other distance within the foregoing distance range, and those skilled in the art may design according to actual situations and specific requirements, which is not limited in this embodiment.

Specifically, under the premise of ensuring that the engine cover has enough sinking displacement to buffer impact energy, the head of a pedestrian collides with a hard part in the engine cabin in the sinking process of the engine cover.

The embodiment of the utility model also discloses an automobile, which comprises an engine cover, an automobile body and any one of the engine cover hinge assemblies 10, wherein the engine cover is fixedly connected with the engine cover connecting piece 100, and the automobile body is fixedly connected with the second connecting arm 220 of the automobile body connecting piece 200.

Specifically, this kind of car is through setting up above-mentioned sending out lid hinge assembly 10 for when the car is moving, the bonnet bumps with the pedestrian, and compression piece 232 compresses and drives the bonnet and sink, and the impact of buffering during the collision improves the protection performance to the pedestrian on the road, and after the collision finishes, compression piece 232 stretches and resets, but reuse has reduced the cost of maintenance of car.

It is intended that other advantages and effects of the present utility model, in addition to those described in the specific embodiments, be readily apparent to those skilled in the art from the present disclosure. While the description of the utility model will be described in connection with the preferred embodiment, it is not intended to limit the utility model to the particular form disclosed. Rather, the purpose of the utility model described in connection with the embodiments is to cover other alternatives or modifications, which may be extended by the claims based on the utility model. The foregoing description contains many specifics, other embodiments, and examples of specific details for the purpose of providing a thorough understanding of the utility model. Furthermore, some specific details are omitted from the description in order to avoid obscuring the utility model. It should be noted that, without conflict, the embodiments of the present utility model and features of the embodiments may be combined with each other.

It should be noted that in this specification, like reference numerals and letters denote like items in the following figures, and thus once an item is defined in one figure, no further definition or explanation thereof is necessary in the following figures.

In the description of the present embodiment, it should be noted that the azimuth or positional relationship indicated by the terms "upper", "lower", "inner", "bottom", etc. are based on the azimuth or positional relationship shown in the drawings, or the azimuth or positional relationship in which the inventive product is conventionally put in use, are merely for convenience of describing the present utility model and simplifying the description, and are not indicative or implying that the apparatus or element to be referred to must have a specific azimuth, be configured and operated in a specific azimuth, and therefore should not be construed as limiting the present utility model.

The terms "first," "second," and the like are used merely to distinguish between descriptions and are not to be construed as indicating or implying relative importance.

In the description of the present embodiment, it should also be noted that, unless explicitly specified and limited otherwise, the terms "disposed," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present embodiment can be understood in a specific case by those of ordinary skill in the art.

While the utility model has been shown and described with reference to certain preferred embodiments thereof, it will be understood by those skilled in the art that the foregoing is a further detailed description of the utility model with reference to specific embodiments, and it is not intended to limit the practice of the utility model to those descriptions. Various changes in form and detail may be made therein by those skilled in the art, including a few simple inferences or alternatives, without departing from the spirit and scope of the present utility model.

Claims

1. The utility model provides a send out lid hinge assembly, includes send out lid connecting piece and automobile body connecting piece, send out lid connecting piece's one end articulated in the one end of automobile body connecting piece, its characterized in that:

the vehicle body connector comprises a first connecting arm, a second connecting arm and a compressible part arranged between the first connecting arm and the second connecting arm, wherein one end of the first connecting arm forms one end of the vehicle body connector; wherein,

the compressible part comprises a shell and a compression part, the bottom of the shell is fixedly connected with the second connecting arm, a cavity extending along the height direction of the hair cover hinge assembly is formed in the shell, one end of the compression part is arranged in the cavity and is elastically connected with the bottom of the cavity, and the other end of the compression part is connected with the other end of the first connecting arm; and, in addition, the processing unit,

the side wall of the shell is provided with a first limiting part, the side wall of the compression part is provided with a unidirectional limited part which can stretch out and draw back along the height direction perpendicular to the cap-forming hinge assembly, and when the unidirectional limited part is matched with the first limiting part, the movement of the compression part along the height direction of the cap-forming hinge assembly towards the direction away from the second connecting arm can be at least limited.

2. The hair cover hinge assembly of claim 1, wherein:

the unidirectional limited part comprises a sleeve, a locating pin and a first spring, the sleeve is arranged on the side wall of the compression piece, the locating pin is sleeved in the sleeve, the first spring is arranged in the sleeve, one end of the first spring is abutted to the bottom of the sleeve, the other end of the first spring is abutted to the bottom of the locating pin, and the top of the locating pin forms an inclined plane which extends obliquely from one side far away from the second connecting arm along the direction close to the compression piece;

the first limiting part comprises a limiting hole arranged on the side wall of the shell, and the limiting hole is matched with the top of the locating pin.

3. The flap hinge assembly according to claim 2, wherein the inclined surface has an inclination angle of 30 ° to 60 ° with respect to the height direction of the flap hinge assembly.

4. The flap hinge assembly according to claim 2, wherein the first limiting portions are disposed at corresponding positions of both side walls of the housing, and the unidirectional limited portions are disposed at both side wall surfaces of the compression member.

5. The hair cover hinge assembly of any one of claims 1-4, wherein:

the compression piece comprises a connecting rod and a second spring, and a guide rail extending along the height direction of the hair cover hinge assembly is formed in the shell; wherein,

6. The flap hinge assembly according to claim 5, wherein a second limiting portion is provided at a top of the housing, the second limiting portion being capable of limiting movement of the connecting rod in a direction away from the second connecting arm in a height direction of the flap hinge assembly.

7. The flap hinge assembly according to claim 6, wherein the top of the connecting rod forms a top plate extending in a direction perpendicular to the height of the flap hinge assembly; and, in addition, the processing unit,

the second limiting part is set as: and the top edge of the side wall of the shell at least partially extends along the height direction perpendicular to the hair cover hinge assembly to form an extension plate, and the extension plate is at least partially overlapped with the top plate in the height direction.

8. The flap hinge assembly according to claim 7, wherein said extension panels are provided on top edges of side walls on both sides of said housing, and wherein said extension panels are offset relative to each other.

9. The hair cover hinge assembly of claim 5, wherein the connecting rod is movable in the height direction by a distance ranging from 30mm to 60mm.

10. An automobile comprising an engine cover and an automobile body, and further comprising the hair cover hinge assembly according to any one of claims 1 to 9, wherein the engine cover is fixedly connected with the hair cover connecting member, and the automobile body is fixedly connected with the second connecting arm of the automobile body connecting member.