CN214267528U

CN214267528U - Vehicle collision protection device and vehicle

Info

Publication number: CN214267528U
Application number: CN202022509661.0U
Authority: CN
Inventors: 马升; 马罡; 刘子铭; 刘春桃
Original assignee: Cool High Tech Beijing Co ltd
Current assignee: Cool High Tech Beijing Co ltd
Priority date: 2020-11-03
Filing date: 2020-11-03
Publication date: 2021-09-24
Anticipated expiration: 2030-11-03

Abstract

The utility model relates to a vehicle collision protection device, one end of a fixed mount is used for being fixedly connected with a vehicle, and the other end is fixedly connected with an inner side plate; the outer side plate and the inner side plate are arranged in parallel at intervals relatively and form an installation cavity, and the outer side plate and the inner side plate are hinged and connected through a hinge rod, so that two ends of the outer side plate can rotate around the hinge rod; the two ends of the mounting cavity, which are close to the length direction of the inner side plate, are respectively provided with at least one collision sensor, and any one end of the outer side plate can rotate towards the inner side plate around the hinge rod when being impacted so as to trigger the corresponding collision sensors. The utility model discloses not only can protect the important part of vehicle, but also can effectively sense collision information. The utility model also discloses a vehicle of having above-mentioned automobile-used protection device.

Description

Vehicle collision protection device and vehicle

Technical Field

The utility model relates to a vehicle manufacturing and designing technical field, in particular to automobile-used collision protection device and vehicle of unmanned car.

Background

The vehicle collision protection device has multiple functions, on one hand, main components of a vehicle can be protected, on the other hand, the collision severity can be detected, the vehicle collision protection device can be used as a data basis for judging whether the vehicle starts other safety measures, and even some vehicle collision protection devices can protect pedestrians.

The shadow of the Vehicle collision protection device can be seen on a traditional internal combustion engine Vehicle, a new energy Vehicle, an emerging unmanned Vehicle or an AGV (automatic Guided Vehicle) trolley.

Taking an unmanned vehicle and an AGV vehicle as an example, the current vehicle collision protection device mainly has two forms, one form is a damping rubber contact edge with a built-in conductive rubber contact, and the other form is a forward extending bumper with a collision sensor, however, the two current schemes mainly have the following technical defects:

the shock absorption rubber contact edge has small buffer formation after collision, and cannot absorb impact energy in time under the condition of large collision energy, so that important parts of a vehicle cannot be effectively protected; meanwhile, the cost is high due to the fact that the conductive rubber contact is arranged in the vibration reduction rubber contact edge;

the mode of the front extending type bumper is a mode which is commonly used at present, when the collision energy is large, the impact energy can be absorbed through the deformation of the bumper and the front extending rod, however, because the bumper usually adopts two guide posts arranged at the left side and the right side of the vehicle to realize backward movement, if the collision direction is not from the longitudinal direction of the vehicle (namely the direction parallel to the guide posts), the two guide posts are possible to have structural clamping, and the collision sensing will fail.

Therefore, how to effectively protect the vehicle and effectively sense the collision is a technical problem that needs to be solved by those skilled in the art.

SUMMERY OF THE UTILITY MODEL

One of the objects of the utility model is to provide an automobile-used collision protection device to can enough effectively protect the vehicle, can effectively sense the collision again, so that in time take corresponding measure for the vehicle and provide the basis.

Another object of the present invention is to provide a vehicle with the above vehicular protection device.

In order to achieve the above object, the collision protection device for vehicle provided by the utility model comprises a fixing frame, an inner side plate, an outer side plate, an elastic supporting device, a collision sensor and a hinge rod, wherein,

one end of the fixing frame is fixedly connected with a vehicle, and the other end of the fixing frame is fixedly connected with the inner side plate;

the outer side plate and the inner side plate are arranged in parallel at intervals relatively and form an installation cavity, and the outer side plate and the inner side plate are hinged and connected through the hinge rod, so that two ends of the outer side plate can rotate around the hinge rod;

the mounting cavity is provided with an inner side plate, the inner side plate is provided with an installation cavity, the installation cavity is provided with an installation hole, the installation hole is provided with at least one installation hole, the installation hole is close to two end positions in the length direction of the inner side plate, at least one collision sensor is arranged at each installation hole, any end of the outer side plate can rotate around the hinge rod towards the inner side plate when being impacted, so that the collision sensors are triggered correspondingly.

Preferably, the hinge rod is arranged at a midpoint in the length direction of the installation cavity or close to the midpoint, one of the outer side plate and the inner side plate is provided with an installation through hole, the other one of the outer side plate and the inner side plate is provided with an embedded groove body, and the hinge rod penetrates through the installation through hole and the embedded groove body to hinge the outer side plate and the inner side plate.

Preferably, the hinge lever is movable toward the bottom of the insertion groove body when receiving a pressure not less than a predetermined pressure, so that the distance between the outer panel and the inner panel is reduced.

Preferably, the mounting structure further comprises an elastic supporting device located in the mounting cavity, the elastic supporting device comprises at least one spring, one end of the spring abuts against the outer side plate, and the other end of the spring abuts against the inner side plate.

Preferably, the elastic support device further comprises a limiting rod, the limiting rod penetrates through the central hole of the spring, and the length of the limiting rod in the installation cavity can be changed along with the distance between the outer side plate and the inner side plate.

Preferably, the cross sections of the outer side plate and the inner side plate are both U-shaped, the outer side plate and the inner side plate are oppositely buckled, and the side surface of one of the outer side plate and the inner side plate can be embedded into the U-shaped groove of the other one of the outer side plate and the inner side plate;

the installation through hole is arranged on the side surface of the U-shaped groove of one of the outer side plate and the inner side plate, and the embedded groove body is arranged on the side surface of the U-shaped groove of the other one of the outer side plate and the inner side plate.

Preferably, the limiting rod is a rigid rod, a first end of the limiting rod is fixedly connected with the outer side plate, a second end of the limiting rod penetrates through the long-strip-shaped hole formed in the inner side plate, and a limiting part is further arranged at the second end of the limiting rod to prevent the second end of the limiting rod from being separated from the long-strip-shaped hole.

Preferably, the limiting part is a limiting boss or a limiting pin.

Preferably, at least one elastic supporting device is arranged at the position close to the two ends of the length direction of the installation cavity respectively.

Preferably, the limiting rod of the elastic supporting device is an elastic telescopic rod, the elastic telescopic rod comprises an outer sleeve and an inner sleeve embedded in the outer sleeve, a return spring and a limiting structure used for limiting the maximum extending length of the inner sleeve are arranged between the inner sleeve and the outer sleeve, the first end of the limiting rod is hinged to the U-shaped outer side plate, and the second end of the limiting rod is hinged to the U-shaped inner side plate.

Preferably, the hinge rod is a tucker screw.

Preferably, all of the collision sensors are connected in series with each other.

Preferably, the vehicle body further includes a cushion member provided on an end surface of the U-shaped outer panel facing the vehicle outer side.

Preferably, the buffer is foam cotton.

The utility model discloses a vehicle is provided with automobile-used collision protection device, and this automobile-used collision protection device is the automobile-used collision protection device who discloses in the arbitrary one of the above-mentioned.

The utility model discloses an among the automobile-used collision protection device, the one end and the vehicle relevant position fixed connection of mount, one end and interior plate fixed connection in addition, the interior plate is relative with the outer panel, and interior plate and outer panel are parallel to each other and have the interval, form the installation cavity between the two, the outer panel passes through the hinge bar with the interior plate and articulates continuously, the position that is close to interior plate length direction's both ends in the installation cavity is provided with a collision sensor respectively at least, when the arbitrary one end of outer panel suffered the striking, the one end that the outer panel suffered the striking can be rotated towards the interior plate, in order to trigger corresponding collision sensor.

According to the technical scheme, the fixing frame of the vehicle collision protection device disclosed in the utility model is actually equivalent to a front extending bumper, when the vehicle collision protection device is impacted along the front side of the fixing frame, the collision sensor between the outer side plate and the inner side plate is extruded to sense collision information, and the impact energy can be absorbed through the deformation of the fixing frame in the collision process, so that important parts of the vehicle can be effectively protected from being damaged in the collision process on the premise of sensing the collision;

outer panel and interior plate among the automobile-used collision protection device that discloses in the present case simultaneously pass through the articulated rod and articulate continuously, both have actually formed the seesaw structure that has the support, when receiving along the striking that the mount side came, the one end of outer panel receives the extrusion, because outer panel and interior plate have formed the seesaw structure under the effect of articulated rod, therefore the outer panel receives extruded one end and will rotate round the articulated rod, the collision sensor who closes on collision position one end is triggered by interior plate and outer panel extrusion, collision information is in time acquireed.

Therefore, the vehicle collision protection device disclosed by the utility model can not only absorb the collision energy through the deformation of the vehicle collision protection device, but also protect important parts of the vehicle from being damaged; and whether the impact comes from the front or the side, the vehicle collision protection device can effectively sense the collision information.

Drawings

Fig. 1 is a schematic diagram of an exploded perspective structure of a vehicle crash protection device disclosed in an embodiment of the present invention;

fig. 2 is an exploded side view schematic diagram of the vehicular impact protection apparatus disclosed in the embodiment of the present invention;

fig. 3 is a schematic side view of the collision protection apparatus for a vehicle disclosed in the embodiment of the present invention when the vehicle is not collided;

FIG. 4 is a schematic top view of the structure of FIG. 3;

FIG. 5 is a schematic view of a and B in FIG. 4 and a partial enlarged structure of E in FIG. 9;

fig. 6 is a schematic side view of the vehicular impact protection apparatus according to the embodiment of the present invention when the vehicular impact protection apparatus is subjected to a frontal impact;

FIG. 7 is a schematic top view of the structure of FIG. 6;

FIG. 8 is an enlarged partial schematic view of C and D in FIG. 7 and F in FIG. 9;

fig. 9 is a schematic top view of the collision protection apparatus for a vehicle according to the embodiment of the present invention when a side collision occurs.

Wherein, 1 is the mount, 2 is the interior plate, 3 is the spring, 4 is the spacer pin, 5 is the gag lever post, 6 is the bolster, 7 is the stationary blade, 8 is collision sensor, 9 is for inlaying the dress cell body, 10 is the outer panel, 11 is the installation through-hole, 12 is the hinge bar.

Detailed Description

One of the cores of the utility model is to provide an automobile-used collision protection device to can enough effectively protect the vehicle, can effectively sense the collision again, so that in time take corresponding measure for the vehicle and provide the foundation.

The other core of the utility model is to provide a vehicle with above-mentioned automobile-used protection device.

The vehicle collision protection device disclosed in the utility model is not only suitable for the traditional internal combustion engine vehicle and the new energy vehicle, but also suitable for the emerging unmanned vehicle and the AGV, the collision protection device for the vehicle comprises a fixed frame 1, an inner side plate 2, an outer side plate 10, a collision sensor 8 and a hinged rod 12, wherein the fixed frame 1 can be fixed at the front end, the rear end or even the side surface of the vehicle, which functions as a bumper or guard rail for a vehicle, as shown in fig. 1, one end of a fixing bracket 1 is fixedly connected with a vehicle, the other end is fixedly connected with an inner side plate 2, the inner side plate 2 is supported by the fixing frame 1 to be a certain distance away from the vehicle, so that the fixing frame 1 plays a role in buffering and protecting important parts of the vehicle and pedestrians when being collided, particularly for unmanned vehicles, protection measures can be taken in time by accurately and timely sensing collision, and the fixing frame plays a vital role in safety of the vehicle and the pedestrians;

the inner side plate 2 can be detachably connected to the fixing frame 1 through a connecting piece (such as a bolt), or can be welded to the fixing frame 1 through a permanent connection mode such as welding, the outer side plate 10 and the inner side plate 2 are arranged oppositely and parallel to each other, as shown in fig. 1, the outer side plate 10 and the inner side plate 2 are hinged and connected through the hinge rod 12, so that two ends of the outer side plate 10 can rotate around the hinge rod 12, a space is formed between the outer side plate 10 and the inner side plate 2, and an installation cavity is formed by the space between the outer side plate 10 and the inner side plate 2; at least one collision sensor 8 is provided in the installation cavity at each end position near the longitudinal direction of the inner side plate 2, and when any one end of the outer side plate 10 is impacted, the impacted end can rotate around the hinge rod 12 towards the inner side plate 2 to trigger the corresponding collision sensor 8.

The fixed frame 1 of the collision protection device for the vehicle disclosed in the above embodiment is actually equivalent to a forward extending bumper, when the vehicle is impacted along the front of the fixed frame 1, the collision sensor 8 between the outer panel 10 and the inner panel 2 is pressed to sense collision information, and impact energy can be absorbed by deformation of the fixed frame 1 during collision, so that important parts of the vehicle can be effectively protected from being damaged during collision on the premise of sensing collision;

outer panel 10 and interior plate 2 among the automobile-used collision protection device disclosed in the present case link to each other through articulated rod 12 is articulated simultaneously, both have actually formed the seesaw structure that has the support, when receiving along the striking that mount 1 side came, the one end of outer panel 10 receives the extrusion, because outer panel 10 and interior plate 2 have formed the seesaw structure under the effect of articulated rod 12, therefore outer panel 10 receives the extruded one end and will rotate around articulated rod 12, it triggers to close on collision sensor 8 of collision position one end by interior plate 2 and outer panel 10 extrusion, collision information is in time acquireed.

As a preferable scheme, the hinge rod 12 is disposed at a midpoint in the length direction of the installation cavity, or at least should be disposed near the midpoint in the length direction of the installation cavity, in this embodiment, one of the outer panel 10 and the inner panel 2 is provided with an installation through hole 11, the other is provided with an embedded groove 9, and the hinge rod 12 passes through the installation through hole 11 and the embedded groove 9 to hinge the outer panel 10 and the inner panel 2.

In practical operation, mounting lugs may be provided on the outer plate 10 and the inner plate 2, and then the mounting through holes 11 and the embedded groove 9 are respectively provided on the mounting lugs, or the cross sections of the outer plate 10 and the inner plate 2 are both U-shaped, the inner plate 2 and the outer plate 10 are oppositely buckled, the side surface of one of the two (the inner plate 2 and the outer plate 10) can be embedded into the U-shaped groove of the other, in this embodiment, the side edge of the inner plate 2 can be embedded into the U-shaped groove of the outer plate 10, as shown in fig. 3, the mounting hole 11 is provided on the side surface of the U-shaped groove of one of the outer plate 10 and the inner plate 2, the embedded groove is provided on the side surface of the U-shaped groove of the other of the outer plate 10 and the inner plate 2, in this embodiment, the mounting through hole 11 is provided on the side surface of the outer plate 10, the embedded groove 9 recessed toward the bottom of the U-shaped groove of the inner plate 2 is provided on the side surface of the inner plate 2, as shown in fig. 1.

In order to further optimize the above solution, in the vehicle collision protection device disclosed in this embodiment, in a normal state, the hinge rod 12 is located in the middle of the insertion groove 9, and when the pressure applied to the hinge rod 12 is not less than a predetermined pressure, the bottom position of the insertion groove 9 is deformed under the pressure of the hinge rod 12, so that the hinge rod moves toward the bottom of the insertion groove 9, which reduces the distance between the outer panel 10 and the inner panel 2, and the collision sensors 8 at both ends are triggered.

The effect of the embedding groove body 9 is that when the outer side plate 10 is not impacted, the front end (the end close to the outer side plate 10) of the embedding groove body 9 acts as the mounting through hole 11, and the front end of the embedding groove body 9 should have a closing structure to prevent the hinge rod 12 from falling off from the front end of the embedding groove body 9; when the outer panel 10 is pressed by an impact, the hinge rod 12 can move backwards and be embedded into the rear part of the embedded groove body 9 (i.e. the bottom position of the embedded groove body 9), which enables the distance between the outer panel 10 and the inner panel 2 to be reduced in the event of the impact to trigger the collision sensor 8, of course, a person skilled in the art can understand that the installation through hole 11 is formed on the side surface of the inner panel 2, and the embedded groove body 9 is formed on the side surface of the outer panel 10 to achieve the same technical effect;

in particular, the plates forming the bottom of the U-shaped groove on the inner side plate 2 and the outer side plate 10 are referred to as bottom plates, and the other two plates are referred to as the sides of the U-shaped groove.

The process of pressure (impact force) transmission is as follows: when the automobile is impacted along the front surface of the fixing frame 1, the outer side plate 10 transmits pressure to the hinged rod 12, the bottom position of the embedded groove body 9 is deformed under the action of the pressure of the hinged rod 12, the hinged rod 12 is embedded into the bottom of the embedded groove body 9, the distance between the outer side plate 10 and the inner side plate 2 is reduced, the collision sensors 8 at the two ends of the length direction of the installation cavity are extruded and triggered by the inner side plate 2 and the outer side plate 10, collision information is timely acquired, and therefore a basis is provided for a vehicle to take corresponding measures;

if the impact that comes along the mount 1 side is great or when the striking position is close to the middle part position of outer panel 10, outer panel 10 receives extruded one end round articulated rod 12 pivoted the time, articulated rod 12 also can backward move and imbed and inlay the dress cell body 9 in, the collision sensor 8 that is located installation cavity length direction both ends under this kind of circumstances all is triggered by inner panel 2 and outer panel 10 extrusion, and collision information is in time acquireed in the same way.

In one embodiment, the vehicle collision protection device further comprises an elastic support device positioned in the mounting cavity, the elastic support device comprises at least one spring 3, one end of the spring 3 abuts against the outer side plate 10, and the other end of the spring 3 abuts against the inner side plate 2; under the state of not colliding, the effect of elastic support device lies in keeping certain distance between lateral plate 10 and the interior plate 2 to avoid collision sensor 8 to be triggered by mistake, please refer to fig. 1-3, elastic support device is located the installation cavity, it includes gag lever post 5 and the spring 3 of cover setting on gag lever post 5, the one end of spring 3 offsets with lateral plate 10, the other end offsets with interior plate 2, and the length that gag lever post 5 is located the installation cavity can be along with the change of the interval between lateral plate 10 and interior plate 2 and the change that stretches out and draws back, can backward move and trigger collision sensor 8 when guaranteeing lateral plate 10 to be pressed.

In one embodiment, the limiting rod 5 of the elastic supporting device is a rigid rod, one end of which is fixedly connected to the outer panel 10, specifically, referring to fig. 1, a first end of the limiting rod 5 passes through the mounting hole formed in the outer panel 10 and is welded and fixed to the outer panel 10, a second end of the limiting rod 5 passes through the elongated hole formed in the inner panel 2, and a limiting member is further disposed on the second end of the limiting rod 5 to prevent the second end of the limiting rod 5 from coming out of the elongated hole, as a preferred mode, the elastic supporting device is disposed at two ends in a direction close to the length of the mounting cavity, and at least one elastic supporting device is disposed at each of two ends of the mounting cavity; the type of the limiting member disposed on the second end of the limiting rod 5 is not limited, and may be a limiting boss structure sleeved on the limiting rod 5, or a limiting pin 4 penetrating through the limiting rod 5, where the limiting member in this embodiment is specifically a cotter pin.

The type of the hinge rod 12 is also not limited and may be a bolt or a pin, and in the present embodiment, the hinge rod 12 is embodied as a setscrew, as shown in fig. 1.

The embodiment of the utility model provides an in, mount 1 installs the front end at the automobile body, specifically installed two sets of collision sensor 8 and two sets of elastic support device on the width direction of vehicle along, two sets of elastic support device are located the ascending both ends of vehicle width direction respectively, two sets of collision sensor 8 also are located the ascending both ends of vehicle width direction respectively, collision sensor 8 passes through stationary blade 7 and sets up on interior plate 2 or outer panel 10, triggered when collision sensor 8 receives the extrusion of interior plate 2 and outer panel 10, sense collision information and output collision signal.

When no collision occurs, the entire vehicle collision protection device is in a state as shown in fig. 3 to 5, the bottom of the fitting groove body 9 is located right behind the tucking screw, and the stopper on the stopper rod 5 is in close contact with the rear portion of the inner panel 2 by the spring 3.

Referring to fig. 6 to 8, when a frontal impact occurs, the outer panel 10 moves backward relative to the inner panel 2 as a whole, and simultaneously drives the two limiting rods 5 to slide backward in the oblong holes of the inner panel 2 after overcoming the elastic force of the springs 3, the limiting member is far away from the rear portion of the inner panel 2, the tucking screw slides backward to the bottom of the embedded groove body 9, at this time, the distance between the outer panel 10 and the inner panel 2 is reduced, and the two collision sensors 8 at the two ends are triggered by being pressed, so that collision information is accurately sensed.

Referring to fig. 9, if the collision direction is from the side of the vehicle (left front or right front), the two elastic supporting devices are not compressed at the same time, the limiting rod 5 at the end near the collision position slides backwards in the corresponding long circular hole, and because the hole formed in the inner side plate 2 is a long hole, the limiting rod 5 is allowed to incline in the axial direction, so that the limiting rod 5 is not stuck in the long circular hole, the spring 3 sleeved on the limiting rod 5 is compressed, and the limiting member is far away from the rear part of the inner side plate 2, as shown in fig. 8; while the limiting rod 5 at the end far away from the collision position is kept still, the limiting piece is still attached to the rear part of the inner side plate 2, as shown in fig. 5; because the outer side plate 10 and the inner side plate 2 form a seesaw structure under the action of the hinge rod 12, one end of the outer side plate 10, which is extruded, rotates around the hinge rod 12, the collision sensor 8, which is close to one end of a collision position, is extruded and triggered by the inner side plate 2 and the outer side plate 10, and collision information is obtained in time;

under the condition that the collision force is not large, the position of the tucking screw in the groove body 9 is kept still; if the dynamics of side collision is great or be close to the intermediate position of vehicle, then the stopper is beaten the screw and also can be slided to the bottom of inlaying dress cell body 9, and the collision sensor 8 at both ends also can all be extruded and trigger, that is to say, under the circumstances of side collision, the stopper is beaten the screw and can be according to the size and the impact position of collision impact dynamics, and self-adjustment is in inlaying the position of adorning in the cell body 9, and the buffering action of outer panel 10 also can be according to external collision condition emergence rotation or whole rearward movement.

As a further optimization scheme, the normally closed terminals of all the collision sensors 8 arranged in the mounting cavity are connected in series, namely, as long as one of the collision sensors 8 is triggered, the collision can be reliably detected and fed back to a control center of the vehicle.

In order to further improve the buffering effect and protect pedestrians more effectively, the end surface of the outer panel 10 facing the outside of the vehicle is further provided with a buffering member 6, and it can be understood by those skilled in the art that the specific type of the buffering member 6 is not limited, and may be a rubber buffering member or a foam buffering member, and in this embodiment, the buffering member 6 is specifically foam cotton.

The outer side plate 10 and the inner side plate 2 are designed into U-shaped plates, on one hand, the U-shaped plates are reliable in strength and not easy to deform, and therefore the service lives of the outer side plate 10 and the inner side plate 2 can be prolonged; on the other hand, because the U-shaped structure has a certain depth, the motion amplitude of the outer side plate 10 is limited by the inner side plate 2, the phenomenon that the motion amplitude of the outer side plate 10 is too large is avoided, and particularly when the vehicle suffers from side collision, the inner side plate 2 can effectively limit the tilting amplitude of the non-collision side of the outer side plate 10, so that other safety problems caused by the fact that the outer side plate 10 strikes other external objects are prevented.

Besides, the embodiment of the utility model provides an in still disclose another elastic support device's implementation, this elastic support device's gag lever post 5 specifically is elastic telescopic rod, and elastic telescopic rod includes the outer sleeve and embeds the inner skleeve in the outer sleeve, is provided with reset spring and is used for restricting the maximum overhanging length's of inner skleeve limit structure between inner skleeve and the outer sleeve, and elastic telescopic rod's first end links to each other with outer panel 10 is articulated, and the second end links to each other with inner panel 2 is articulated.

Referring to the layout manner of the elastic supporting devices in the above embodiment, the elastic supporting device in this embodiment may also be provided with two sets of elastic supporting devices along the vehicle width direction, and two sets of collision sensors 8 are correspondingly provided along the vehicle width direction, where the two sets of elastic supporting devices and the two sets of collision sensors 8 are respectively located at two ends of the vehicle width direction.

When no collision occurs, the elastic telescopic rod in the vehicle collision protection device is extended to the maximum length under the action of the spring 3 so as to support the outer side plate 10 away from the inner side plate 2, and a proper distance is kept between the outer side plate 10 and the inner side plate 2.

When the frontal impact happens, the outer side plate 10 moves backwards relative to the inner side plate 2 integrally, the two elastic telescopic rods are driven to overcome the elasticity of the spring 3 and then shorten, the plug screw slides backwards to the bottom of the embedded groove body 9, the distance between the outer side plate 10 and the inner side plate 2 is shortened at the moment, and the two collision sensors 8 at the two ends are pressed to be triggered, so that the collision information is accurately sensed.

If the collision direction comes from the side (left front or right front) of the vehicle, the two elastic supporting devices cannot be compressed simultaneously, and the elastic telescopic rod at one end close to the collision position is compressed and shortened; the elastic telescopic rod at one end far away from the collision position is kept still or is forcibly elongated and damaged by one end of the outer side plate 10 far away from the collision position; at this time, the outer side plate 10 and the inner side plate 2 form a seesaw structure under the action of the hinge rod 12, so that the end, which is extruded, of the outer side plate 10 rotates around the hinge rod 12, the collision sensor 8 at the end close to the collision position is extruded and triggered by the inner side plate 2 and the outer side plate 10, and collision information is obtained in time;

under the condition that the collision force is not large, the position of the tucking screw in the embedded groove body 9 is kept still; if the dynamics of side collision is great or be close to the intermediate position of vehicle, then the stopper is beaten the screw and also can be slided to the bottom of inlaying dress cell body 9, and the collision sensor 8 at both ends also can all be extruded and trigger, that is to say, under the circumstances of side collision, the stopper is beaten the screw and can be according to the size and the impact position of collision impact dynamics, and self-adjustment is in inlaying the position of adorning in the cell body 9, and the buffering action of outer panel 10 also can be according to external collision condition emergence rotation or whole rearward movement.

The embodiment of the utility model provides an in still disclose a vehicle, this vehicle includes but not limited to traditional diesel locomotive, new forms of energy car, unmanned vehicle and AGV dolly, is provided with automobile-used collision protection device on this vehicle to this automobile-used collision protection device is the automobile-used collision protection device who discloses in the arbitrary embodiment of the above-mentioned.

The vehicle collision protection device is not limited to being attached to the front end or the rear end of the vehicle, and may be attached to the side surface of the vehicle.

Due to the adoption of the vehicle collision protection device, the vehicle has the corresponding technical advantages of the vehicle collision protection device, and a person skilled in the art can understand the vehicle collision protection device by referring to the description of the vehicle collision protection device, so that the vehicle collision protection device is not described in detail herein.

It is right above that the utility model provides an automobile-used collision protection device and vehicle have carried out detailed introduction. The principles and embodiments of the present invention have been explained herein using specific examples, and the above descriptions of the embodiments are only used to help understand the method and its core ideas of the present invention. It should be noted that, for those skilled in the art, without departing from the principle of the present invention, the present invention can be further modified and modified, and such modifications and modifications also fall within the protection scope of the appended claims.

Claims

1. A collision protection device for a vehicle, comprising a fixed frame (1), an inner side plate (2), an outer side plate (10), a collision sensor (8) and a hinge lever (12), wherein,

one end of the fixed frame (1) is fixedly connected with a vehicle, and the other end of the fixed frame is fixedly connected with the inner side plate (2);

the outer side plate (10) and the inner side plate (2) are arranged in parallel at intervals and form a mounting cavity, and the outer side plate (10) and the inner side plate (2) are hinged and connected through the hinge rod (12) so that two ends of the outer side plate (10) can rotate around the hinge rod (12);

the installation cavity is provided with at least one collision sensor (8) at the position close to the two ends of the length direction of the inner side plate (2), and any end of the outer side plate (10) can rotate around the hinge rod (12) towards the inner side plate (2) when being impacted so as to trigger the corresponding collision sensor (8).

2. The vehicular collision protection apparatus according to claim 1, wherein the hinge rod (12) is disposed at a midpoint in the length direction of the mounting cavity, or is disposed near the midpoint, one of the outer panel (10) and the inner panel (2) is provided with a mounting through hole (11), the other is provided with an insert groove body (9), and the hinge rod (12) passes through the mounting through hole (11) and the insert groove body (9) to hinge the outer panel (10) and the inner panel (2).

3. The vehicular collision protection apparatus according to claim 2, characterized in that the hinge lever (12) is movable toward the bottom of the tank body (9) to reduce the distance between the outer panel (10) and the inner panel (2) when subjected to a pressure not less than a predetermined pressure.

4. A crash protection device for vehicles according to claim 1, characterized in that it further comprises elastic support means inside said mounting cavity, said elastic support means comprising at least one spring (3), and said spring (3) having one end against said outer panel (10) and the other end against said inner panel (2).

5. The vehicular collision protection apparatus according to claim 4, wherein the elastic support device further comprises a limiting rod (5), the limiting rod (5) is inserted into the central hole of the spring (3), and the length of the limiting rod (5) in the installation cavity can be changed along with the distance between the outer side plate (10) and the inner side plate (2).

6. The vehicle collision protection device according to claim 2, wherein the cross section of the outer side plate (10) and the cross section of the inner side plate (2) are both U-shaped, the outer side plate (10) and the inner side plate (2) are oppositely buckled, and the side surface of one of the two can be embedded into the U-shaped groove of the other;

the installation through hole (11) is formed in the side face of a U-shaped groove in one of the outer side plate (10) and the inner side plate (2), and the embedded groove body (9) is formed in the side face of the U-shaped groove in the other one of the outer side plate (10) and the inner side plate (2).

7. The vehicular collision protection apparatus according to claim 5, wherein the limiting rod (5) is a rigid rod, and a first end of the rigid rod is fixedly connected to the outer side plate (10), a second end of the rigid rod passes through the elongated hole formed in the inner side plate (2), and a stopper is further disposed on the second end of the limiting rod (5) to prevent the second end of the limiting rod (5) from coming out of the elongated hole.

8. The vehicle collision protection device according to claim 5, wherein the limiting rod (5) of the elastic support device is an elastic telescopic rod, the elastic telescopic rod comprises an outer sleeve and an inner sleeve embedded in the outer sleeve, a return spring and a limiting structure for limiting the maximum extending length of the inner sleeve are arranged between the inner sleeve and the outer sleeve, a first end of the limiting rod (5) is hinged to the outer side plate (10), and a second end of the limiting rod is hinged to the inner side plate (2).

9. Collision protection device for vehicles according to claim 1, characterized in that all the collision sensors (8) are connected in series with each other.

10. The vehicular collision protection apparatus according to claim 1, further comprising a cushion member (6) provided on an outer end face of the outer panel (10) that faces the outside of the vehicle.

11. A vehicle provided with a vehicular collision protection apparatus, characterized in that the vehicular collision protection apparatus is the vehicular collision protection apparatus according to any one of claims 1 to 10.