CN220247870U - Connection hinge and vehicle - Google Patents

Abstract

The utility model discloses a connecting hinge and a vehicle, which comprises two connecting rods (1) and two end covers (2), wherein the middle parts of the two connecting rods (1) are hinged, the same end cover (2) is connected with the first end of one connecting rod (1) and the second end of the other connecting rod (1), one of the first end of the connecting rod (1) and the corresponding end cover (2) is fixedly connected with a fixed shaft (3), the other one of the connecting rod and the corresponding end cover (2) is provided with a connecting hole, and the fixed shaft (3) can be rotatably inserted into the connecting hole; in second end and the corresponding end cover (2) of connecting rod (1), one rotates and connects axis of rotation (4), and slider (5) are connected to axis of rotation (4), and spout (a) are established to the other, and slider (5) slip cartridge is in spout (a), and the connection hinge can realize 180 opens and shuts. When the connecting hinge is applied to a vehicle, the 180-degree steering of the vehicle door can be realized, a buffer effect is achieved, and the impact force applied to a side rear vehicle and a driver of the vehicle during collision is reduced.

Description

Connection hinge and vehicle

Technical Field

The utility model relates to the technical field of vehicles, in particular to a connecting hinge and a vehicle.

Background

In the current vehicle, the door and the vehicle body are generally connected by adopting a hinge, so that the door and the vehicle body relatively rotate, and meanwhile, the door opening limiter is arranged, on one hand, the opening angle of the door is limited, and the door is prevented from being opened too much; on the other hand, the door is kept open when needed, such as when the automobile is stopped on a slope or windy, so that the door is not automatically closed. The limitation of the hinge type and the influence of the front fender of the vehicle enable the maximum angle of the door opening to be about 80 degrees, when the vehicle stops and passengers don't notice that the rear pedestrians and the rear vehicles suddenly open the door, the vehicle door is easy to collide with the outer pedestrians and the vehicle, the running speed of the outer electric vehicle and the vehicle is higher, the caused hazard is more serious, and the serious casualties risk exists.

Disclosure of Invention

The utility model aims to provide a connecting hinge and a vehicle, which have an anti-collision protection function, play a role in buffering when collision occurs, reduce injury to personnel outside the vehicle and protect personnel life safety.

In order to solve the technical problems, the utility model provides a connecting hinge, which comprises two connecting rods and two end covers, wherein the middle parts of the two connecting rods are hinged, the same end cover is connected with the first end of one connecting rod and the second end of the other connecting rod, and the connecting hinge comprises the following components:

one of the first end of the connecting rod and the corresponding end cover is fixedly connected with a fixed shaft, the other one of the first end of the connecting rod and the corresponding end cover is provided with a connecting hole, and the fixed shaft is rotatably inserted into the connecting hole;

the second end of the connecting rod and the corresponding end cover are connected with a rotating shaft in a rotating mode, the rotating shaft is connected with a sliding block, the other end of the connecting rod is provided with a sliding groove, the sliding block is inserted into the sliding groove in a sliding mode, and the connecting hinge can be opened and closed at 180 degrees.

When the hinge connection is applied to a vehicle, the 180-degree steering of the vehicle door can be realized, when the vehicle collides and the opening limiter fails, the side rear vehicle collides against the vehicle door, the vehicle door can steer 180 degrees, namely, the vehicle door can rotate along with the advancing direction of the side rear vehicle, the buffer effect is achieved, the impact force applied to the side rear vehicle and the driver of the vehicle can be reduced, the injury to personnel outside the vehicle is reduced, and the life safety of the personnel is protected.

Optionally, the end covers are in a U-shaped structure, the open ends of the two end covers are opposite, and the connecting rod is connected to the middle part of the end cover.

Optionally, the axis of rotation connect in the connecting rod, the axial both ends of axis of rotation all are connected with the slider, the upper and lower both sides wall inboard of end cover corresponds and is equipped with the spout, the slider one-to-one cartridge in the spout.

Optionally, the middle parts of the two connecting rods are respectively provided with a hinge hole, and the device further comprises a hinge shaft, wherein the hinge shaft is rotatably inserted into the two hinge holes.

The utility model also provides a vehicle, which comprises the connecting hinge, wherein one end cover of the connecting hinge is connected with the vehicle body, and the other end cover of the connecting hinge is connected with the vehicle door.

The vehicle of the utility model, including the aforementioned connection hinge, therefore has the same technical effects as the vehicle, including the aforementioned connection hinge, and will not be described in detail herein.

Optionally, the vehicle door limiting device further comprises a vehicle door limiter, an explosion bolt and a detonation device, wherein the vehicle door limiter is connected to the vehicle body or the vehicle door through the explosion bolt, and the detonation device can control the explosion bolt to break when a first preset condition is met;

the first preset condition is as follows: the vehicle is in a stopped state, the vehicle door is in an unlocked state, an incoming vehicle is arranged at the rear side of the vehicle, and the incoming vehicle speed exceeds a first preset value.

Optionally, the vehicle door unlocking device further comprises a vehicle door detection system and a first speed detection unit, wherein the vehicle door detection system is used for detecting the unlocking state of the vehicle, the first speed detection unit is used for detecting the speed of the vehicle, and the vehicle door detection system and the first speed detection unit are electrically connected with the detonation device.

Optionally, the system further comprises an image monitoring unit and a second speed detecting unit, wherein:

the image monitoring unit is arranged on the vehicle door and used for monitoring the environment state of the rear side of the vehicle and judging whether the vehicle comes or not,

the second speed detection unit is arranged on the C column of the vehicle and used for detecting the speed of an incoming vehicle in a preset area at the outer side, and the image monitoring unit and the second speed detection unit are electrically connected with the detonation device.

Optionally, the vehicle door comprises a vehicle door inner guard plate and a vehicle door outer guard plate, and the vehicle door outer guard plate is connected to the outer side of the vehicle door inner guard plate;

the automobile door inner protection plate is connected with the automobile door outer protection plate, the air bag can expand towards the automobile door inner protection plate, the air charging unit is connected with the air bag, the electronic control unit is electrically connected with the air charging unit, the vehicle door detection system, the first speed detection unit, the image monitoring unit and the second speed detection unit, and can control the air charging unit to charge air to the air bag when a second preset condition is met, and the air bag breaks through the vehicle door inner guard board to expand;

the second preset condition is: the vehicle is in a stopped state, the vehicle door is in an unlocked state, an incoming vehicle is arranged at the rear side of the vehicle, and the incoming vehicle speed exceeds a second preset value.

Optionally, the image monitoring unit is installed between the door outer panel and the door inner panel.

Drawings

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

FIG. 2 is a schematic view of the connection hinge of FIG. 1 at a second angle;

FIG. 3 is a schematic view of the attachment hinge of FIG. 1 with one end cap removed;

FIG. 4 is a schematic view of the attachment hinge of FIG. 1 with the end cap removed;

FIG. 5 is a state diagram of the connection hinge of FIG. 1 in a first position;

FIG. 6 is a state diagram of the connection hinge of FIG. 1 in a second position;

FIG. 7 is a schematic view of a vehicle according to an embodiment of the present utility model;

FIG. 8 is a schematic view of the attachment hinge of the vehicle of FIG. 7 in a closed door position;

FIG. 9 is a schematic view of the attachment hinge of the vehicle of FIG. 7 with the door open 180;

FIG. 10 is a flowchart illustrating operation of one embodiment of the first type of crash protection for the vehicle of FIG. 7;

FIG. 11 is a schematic view of mounting locations of the image monitoring unit and the first speed detecting unit in the vehicle of FIG. 7;

FIG. 12 is a schematic illustration of a second crash protection system for the vehicle of FIG. 7;

FIG. 13 is an enlarged view of a portion of FIG. 12;

FIG. 14 is a schematic view of the structure of FIG. 12 at a second angle;

FIG. 15 is a schematic view of the vehicle of FIG. 7 in an airbag deployment configuration;

FIG. 16 is a schematic view of the direction of inflation of the air bag in the vehicle of FIG. 7;

FIG. 17 is a flowchart illustrating operation of one embodiment of the second crash protection of the vehicle of FIG. 7;

wherein reference numerals in fig. 1-17 are explained as follows:

1-a connecting rod; 11-a first sleeve; 12-a second sleeve; 13-a third sleeve;

2-end caps; a-a sliding groove; 21-a turnover part; 21 a-a fixing hole;

3-fixing shaft;

4-rotating shaft;

5-a slider;

6-hinging shaft;

01-vehicle; 011—vehicle body; 012-door; 0121-inner door guard; 0122-door outer panel; 013-an image monitoring unit; 014—a second speed detecting unit; 015-an air-bag; 016-bolt; a-monitoring range;

02-side rear coming vehicle.

Detailed Description

In order to make the technical solution of the present utility model better understood by those skilled in the art, the present utility model will be further described in detail with reference to the accompanying drawings and specific embodiments.

The term "plurality" as used herein is typically more than two; and when "a plurality" is used to denote the number of a certain number of components, the number of components is not necessarily related to each other.

Herein, the direction in which the door 012 approaches the vehicle body interior is "inside", and the direction in which the door 012 is away from the vehicle body interior is "outside".

Referring to fig. 1 to 9, fig. 1 is a schematic structural diagram of a connection hinge according to an embodiment of the present utility model; FIG. 2 is a schematic view of the connection hinge of FIG. 1 at a second angle; FIG. 3 is a schematic view of the attachment hinge of FIG. 1 with one end cap removed; FIG. 4 is a schematic view of the attachment hinge of FIG. 1 with the end cap removed; FIG. 5 is a state diagram of the connection hinge of FIG. 1 in a first position; FIG. 6 is a state diagram of the connection hinge of FIG. 1 in a second position; FIG. 7 is a schematic view of a vehicle with crash protection according to an embodiment of the present utility model; FIG. 8 is a schematic view of the connection hinge of the vehicle with crash protection of FIG. 7 in a closed door state; fig. 9 is a schematic structural view of a connecting hinge in a state that a door of the vehicle with the crash protection function of fig. 7 is opened by 180 °.

The utility model provides a connecting hinge, which comprises two connecting rods 1 and two end covers 2, wherein the middle parts of the two connecting rods 1 are hinged, the same end cover 2 is connected with the first end of one connecting rod 1 and the second end of the other connecting rod 1, and the connecting hinge comprises the following components:

the first end of the connecting rod 1 is provided with a connecting hole, the corresponding end cover 2 is fixedly connected with a fixed shaft 3, and the fixed shaft 3 is rotatably inserted into the connecting hole;

the second end of the connecting rod 1 is rotationally connected with a rotating shaft 4, the rotating shaft 4 is connected with a sliding block 5, a sliding groove a is formed in the corresponding end cover 2, the sliding block 5 is slidably inserted into the sliding groove a, namely, the sliding block 5 can move along the extending direction of the sliding groove a, and the connecting hinge can realize 180-degree opening and closing.

Wherein, the middle parts of two connecting rods 1 are articulated, specifically, still include articulated shaft 6, and the middle part of two connecting rods 1 has the hinge hole, and the hinge shaft 6 cartridge is inside two hinge holes to can rotate along the axial.

Based on fig. 1, in the connection hinge of the present utility model, the left half part forms an opening and closing member, the right half part forms a fixing member, and when the connection hinge of the present utility model is applied to a vehicle 01, an end cover 2 in the fixing member is connected to a vehicle body 011, and the end cover 2 in the opening and closing member is connected to a vehicle door 012, and its driving principle is as follows:

in the door opening process, the connecting rod 1 positioned at the axial upper side of the hinge shaft 6 is a driving connecting rod, the driving connecting rod can rotate around the fixed shaft 3 under the action of external force, and the driving connecting rod is connected with the rotating shaft 4 and the hinge shaft 6, and the rotating shaft 4 is connected with the sliding block 5, so that the sliding block 5 can be driven by the driving connecting rod to move along the extending direction of the sliding chute a, the driving connecting rod can also drive the hinge shaft 6 to move along with the rotating direction of the driving connecting rod, and meanwhile, the driving connecting rod can rotate around the hinge shaft 6 and the rotating shaft 4; further, the connecting rods 1 at the axial lower sides of the hinge shafts 6 are driven connecting rods, and as the middle parts of the two connecting rods 1 are hinged through the hinge shafts 6, the driven connecting rods can move under the drive of the driving connecting rods, specifically, the driven connecting rods rotate around the fixed shafts 3, meanwhile, the driven connecting rods drive the corresponding rotating shafts 4 to enable the sliding blocks 5 to move along the extending direction of the sliding grooves a, the moving directions of the sliding blocks 5 in the driving piece and the driven piece are opposite, as shown in fig. 5 and 6, the connecting hinge is opened and closed by 180 degrees according to the rotation of the two connecting rods 1 and the movement of the sliding blocks 5, and the interference between the car door 012 and the front fender can be avoided by adjusting the angle and the length of the connecting rods 1.

Therefore, when the connecting hinge is applied to the vehicle 01, the 180-degree steering of the vehicle door can be realized, when the opening limiter fails due to collision, the side rear vehicle 02 collides with the vehicle door 012, the vehicle door 012 can steer 180 degrees, namely, the vehicle door 012 can rotate along with the advancing direction of the side rear vehicle 02, the buffering effect is achieved, the impact force received by the side rear vehicle 02 and a driver of the vehicle can be reduced, the injury to personnel outside the vehicle is reduced, and the life safety of the personnel is protected.

With continued reference to fig. 1-3, in this embodiment, the end caps 2 have a U-shaped structure, the open ends of the two end caps 2 are opposite, and the connecting rod 1 is connected to the middle of the end caps 2.

Further, as shown in fig. 3, in this embodiment, the first end of the connecting rod 1 has a first sleeve 11, a connecting hole is formed inside the first sleeve 11, the fixing shaft 3 rotatably passes through the connecting hole, the fixing shaft 3 is located in the middle of the end cover 2, and the upper and lower ends of the fixing shaft 3 are fixedly connected with the corresponding inner walls of the end cover 2.

The fixing manner of the fixing shaft 3 and the end cover 2 is not limited, and for example, welding fixation, clamping fixation, and the like can be adopted.

Of course, in practical application, the upper and lower side walls of the end cover 2 are provided with connecting holes, the first end of the connecting rod 1 is provided with a fixed shaft 3, and the fixed shaft 3 can rotatably pass through the upper and lower connecting holes.

Further, in this embodiment, the middle part of the connecting rod 1 has the second sleeve 12, the inside of the second sleeve 12 forms the hinge hole, the hinge shaft 6 rotatably passes through from the inside of the hinge hole, and the two ends of the hinge shaft 6 can be provided with limiting steps to play an axial limiting role, preventing the hinge shaft 6 from being separated.

The forming mode of the limiting step is not limited, for example, the hinge shaft 6 comprises a bolt and a limiting nut, in the installation process, the rod part of the bolt penetrates through the inside of the hinge hole and is in threaded connection with the limiting nut, the head of the bolt forms the limiting step at one end, and the limiting nut forms the limiting step at the other end.

Of course, in practical applications, it is also possible that the hinge shaft 6 is fixedly connected to one of the links 1, and the other link 1 has a hinge hole through which the hinge shaft 6 rotatably passes.

Further, as shown in fig. 2, in the embodiment, the second end of the connecting rod 1 is provided with a third sleeve 13, the rotating shaft 4 rotatably passes through the third sleeve 13, two ends of the rotating shaft 4 are connected with sliding blocks 5, sliding grooves a are correspondingly arranged on the inner sides of the upper and lower side walls of the end cover 2, and the sliding blocks 5 are correspondingly inserted into the sliding grooves a one by one.

The connection mode of the rotating shaft 4 and the sliding block 5 is not limited, for example, the rotating shaft 4 and the sliding block 5 can be in threaded connection, specifically, two ends of the rotating shaft 4 are provided with external threads, the sliding block 5 is provided with a threaded connection hole, and the corresponding end part of the rotating shaft 4 is inserted into the threaded connection hole and is in threaded connection, so that the rotating shaft 4 and the sliding block 5 are fixed. Or, the rotation shaft 4 is integrally formed with one of the sliders 5 and is screw-connected with the other slider 5.

It will be appreciated that in practical applications, the number of the sliding blocks 5 and the sliding grooves a is not limited, for example, the sliding blocks 5 are disposed at one end of the rotation shaft 4, the sliding grooves a are disposed at the inner sides of the corresponding side walls of the end cover 2, and it is also feasible to insert the sliding blocks 5 into the sliding grooves a. Of course, in the setting mode of this embodiment, both ends of the rotating shaft 4 are limited by the sliding blocks 5, so that the connecting rod 1 can move more accurately according to the preset track, which is a more preferable scheme.

It is also possible that the slide groove a is provided in the link 1, in which case the rotation shaft 4 is rotatably connected to the end cap 2, the slider 5 is fixedly connected to the rotation shaft 4, and the slider 5 is slidably mounted inside the slide groove a. Specifically, the upper and lower both ends wall correspondence of end cover 2 sets up the through-hole, and axis of rotation 4 passes from the inside through-hole that corresponds to but relative rotation, axis of rotation 4 passes from spout a inside simultaneously, and axis of rotation 4's week wall sets up the external screw thread, and axis of rotation 4's both ends spiro union spacer nut realizes the location, and slider 5 middle part sets up the screw hole, and slider 5 suit axis of rotation 4 and spiro union are fixed, and slider 5 is located spout a inside.

As shown in fig. 1 to 3, in the present embodiment, the open end of the end cap 2 is provided with a turnover portion 21 turned outward, and the turnover portion 21 is provided with a fixing hole 21a for a bolt to pass through for fixed connection with the vehicle body 011 or the door 012.

The present utility model also provides a vehicle including the aforementioned connection hinge, wherein one of the end caps 2 of the connection hinge is connected to the vehicle body 011, and the other end cap 2 of the connection hinge is connected to the vehicle door 012.

The vehicle 01 of the present utility model includes the aforementioned connection hinge, and thus has the same technical effects as the aforementioned connection hinge, and will not be described in detail herein.

With continued reference to fig. 7-11, fig. 10 is a flowchart illustrating operation of a first embodiment of the first crash protection of the vehicle of fig. 7; FIG. 11 is a schematic view of mounting positions of the image monitoring unit and the first speed detecting unit in the vehicle of FIG. 7.

Further, the vehicle further comprises a vehicle door limiter, an explosion bolt and a detonation device, wherein the vehicle door limiter is connected to a vehicle body 011 or a vehicle door 012 through the explosion bolt, and the detonation device can control the explosion bolt to break when a preset condition is met; the preset conditions are as follows: the vehicle 01 is in a stopped state, the door 012 is in an unlocked state, an oncoming vehicle is present behind the vehicle 01 side, and the oncoming vehicle speed exceeds a preset value.

The first crash-proof work flow of the vehicle 01 of the utility model is as follows:

firstly, detecting the vehicle speed, and judging whether the vehicle 01 is in a stop state or not, wherein the vehicle speed is the speed of the vehicle;

if yes, detecting a vehicle unlocking state, namely a door lock unlocking state, and judging whether the vehicle is unlocked or not, wherein the vehicle unlocking state refers to an opening or closing state of a vehicle door 012;

if yes, monitoring the environment state of the rear side of the vehicle, and judging whether an incoming vehicle exists behind the side of the vehicle;

if yes, detecting the running speed of the coming vehicle in the outer preset area, and judging whether the running speed exceeds a first preset value;

if yes, then transmit the testing result to the detonator, the detonator makes the explosion bolt fracture, because the explosion bolt is used for fixed aperture stopper, after the explosion bolt fracture, the aperture stopper breaks away from with door 012 or automobile body 011, the aperture stopper can't continue to exert the door spacing function, at this moment, door 012 is realizing 180 turns to, when bumping, door 012 can rotate along with the advancing direction of side rear car 02, play the cushioning effect, reduce the impact force that side rear car 02 and driver of this car received, reduce the injury to outside personnel of vehicle, protect personnel life safety.

Further, the vehicle further comprises a vehicle door detection system and a first speed detection unit, wherein the vehicle door detection system is used for detecting the unlocking state of the vehicle, the first speed detection unit is used for detecting the speed of the vehicle, and the vehicle door detection system and the first speed detection unit are electrically connected with the detonation device.

The door detection system includes a hall sensor and a magnet mounted on a door frame of the vehicle, and determines an unlocking state of the vehicle by detecting an angle of the door 012, and a specific detection principle thereof is a prior art well known to those skilled in the art and will not be described herein.

The first speed detecting unit may be a wheel speed sensor provided on a tire of the vehicle for detecting a running state of the tire, and may determine that the vehicle is in a stopped state when the wheel speed sensor detects that the wheel speed is zero.

Further, as shown in fig. 11, the vehicle 01 of the present utility model further includes an image monitoring unit 013 and a second speed detecting unit 014, wherein:

the image monitoring unit 013 is mounted on the vehicle door 012, and is used for monitoring the environment state of the rear side of the vehicle and judging whether the vehicle has an incoming vehicle behind the side of the vehicle;

the second speed detecting unit 014 is mounted on the vehicle C pillar, and is configured to detect the vehicle coming speed in the outside preset area, and the image monitoring unit 013 and the second speed detecting unit 014 are both electrically connected to the detonator.

The image monitoring unit 013 comprises a built-in camera and a control module, the built-in camera can be used for detecting the driving state of the rear side of the vehicle, the control module stores image data of the coming vehicles 02 at the rear sides of the different sides, the control module receives the detection result of the built-in camera, whether the coming vehicles exist at the rear sides of the sides can be identified, and the specific identification principle is the prior art well known to the person skilled in the art and is not repeated here.

As shown in fig. 11, the image monitoring unit 013 is mounted on the door 012 near the outer frame to form a monitoring range a, which is located between the door outer frame and the vehicle body 011, that is, the region behind the vehicle side.

The second speed detecting unit 014 detects the speed of the coming vehicle in the outer preset area, the second speed detecting unit 014 can specifically shoot the position of the coming vehicle at intervals of a preset time period, obtain the running displacement of the coming vehicle in the preset time period, and further calculate and obtain the speed of the coming vehicle, and the speed detecting mode is a known prior art for those skilled in the art and is not repeated herein.

Meanwhile, the "outside preset area" referred to herein is an area between the door outer frame and the vehicle body 011 in the opened state of the door 012, and it is understood that the side-rear-coming vehicle 02 does not collide with the door 011 if it exceeds the door outer frame, and no crash protection is required.

As can be seen from the above, the present utility model can accurately determine the possibility of collision occurrence and reduce the erroneous system judgment by the arrangement of the image monitoring unit 013 and the second speed detecting unit 014.

Further, referring to fig. 12-17, fig. 12 is a schematic structural view of a second type of collision avoidance system in the vehicle of fig. 7; FIG. 13 is an enlarged view of a portion of FIG. 12; FIG. 14 is a schematic view of the structure of FIG. 12 at a second angle; FIG. 15 is a schematic view of the vehicle of FIG. 7 in an airbag deployment configuration; FIG. 16 is a schematic view of the direction of inflation of the air bag in the vehicle of FIG. 7; FIG. 17 is a flowchart illustrating operation of one embodiment of the second crash protection of the vehicle of FIG. 7.

In this embodiment, the door 012 includes a door inner panel 0121 and a door outer panel 0122, the door outer panel 0122 being attached to the outside of the door inner panel 0121;

the automobile door inner protection plate 0121 is characterized by further comprising an air bag 015, an air charging unit and an electronic control unit, wherein the air bag 015 is positioned between the automobile door inner protection plate 0121 and the automobile door outer protection plate 0122 and is connected with the automobile door outer protection plate 0122, the air bag 015 can expand towards the automobile door inner protection plate 0121, and the direction indicated by an arrow in fig. 16 is the expansion direction of the air bag 015;

the air charging unit is connected with the air bag 015, the electronic control unit is electrically connected with the air charging unit, the vehicle door detection system, the first speed detection unit, the image monitoring unit 013 and the second speed detection unit 014, and the electronic control unit can control the air charging unit to charge air to the air bag 015 when the second preset condition is met, and the air bag 015 breaks the vehicle door inner guard plate 0121 to expand and unfold;

the second preset condition is: the vehicle 01 is in a stopped state, the vehicle door is in an unlocked state, an incoming vehicle is arranged at the rear side of the vehicle, and the incoming vehicle speed exceeds a second preset value.

In this way, the vehicle 01 of the utility model is additionally provided with a second anti-collision protection scheme, and the anti-collision protection work flow is as follows:

firstly, detecting the speed of the vehicle, and judging whether the vehicle is in a stop state or not;

if yes, detecting a vehicle unlocking state, namely a door lock unlocking state, and judging whether the vehicle 01 is unlocked or not;

if yes, monitoring the environment state of the rear side of the vehicle, and judging whether an incoming vehicle exists behind the side of the vehicle;

if yes, detecting the running speed of the coming vehicle in the outer preset area, and judging whether the running speed exceeds a first preset value;

if yes, the detection result is transmitted to the electronic control unit, the electronic control unit controls the air charging unit to charge air to the air bag 015, the air bag 015 breaks the inner protecting plate 0121 of the vehicle door to expand and unfold, the air bag 015 plays a role in buffering, the impact force received by the vehicle 02 and the driver of the vehicle at the rear side is reduced, the injury to personnel at the outer side of the vehicle is reduced, and the life safety of the personnel is protected.

It can be seen that in the detection of the vehicle speed, the vehicle unlocking state, the vehicle rear environment state and the coming vehicle speed, the working flows of the two schemes are identical, and the adopted detection devices are identical, so that the description thereof is omitted.

In practical application, the first preset value and the second preset value can be the same or different, when the first preset value and the second preset value are the same, the first preset condition and the second preset condition are the same, and the two anti-collision protection schemes can be combined for use, namely when the air bag 015 is expanded and unfolded, the explosion bolt is broken, the car door 012 can rotate along with the advancing direction of the side rear car 02, so that the buffer effect is achieved, the impact force suffered by the side rear car 02 and the driver of the car is reduced, the injury to personnel outside the car is reduced, and the life safety of the personnel is protected.

When the first preset value and the second preset value are different, there may be two setting modes:

in the first setting mode, the first preset value is smaller than the second preset value, when the coming vehicle speed is larger than the first preset value and smaller than the second preset value, namely the first preset condition is met but the second preset condition is not met, the explosion bolt is broken only through the explosion device, the vehicle door 012 can rotate along with the advancing direction of the coming vehicle 02 at the rear side, a buffer effect is achieved, and the air bag 015 does not pop up; only the coming vehicle speed is greater than the second preset value, and when the first preset condition and the second preset condition are met, the two anti-collision protection schemes are combined, when the air bag 015 is expanded and unfolded, the explosion bolt is broken, and the vehicle door 012 can rotate along with the advancing direction of the side rear coming vehicle 02, so that a buffer effect is achieved.

In the first setting mode, the first preset value is larger than the second preset value, at this time, when the coming vehicle speed is larger than the second preset value and smaller than the first preset value, namely, the second preset condition is met but the first preset condition is not met, only the air bag 015 is controlled to expand and unfold, a buffering effect is achieved, and the vehicle door limiter limits the rotation angle of the vehicle door 012; only the coming vehicle speed is greater than a first preset value, and when the first preset condition and the second preset condition are met, the two anti-collision protection schemes are combined, when the air bag 015 is expanded and unfolded, the explosion bolt is broken, and the vehicle door 012 can rotate along with the advancing direction of the coming vehicle 02 at the rear side, so that a buffer effect is achieved.

In practical application, the specific sizes of the first preset value and the second preset value can be adjusted according to the practical requirements, and the use priority of the two anti-collision protection schemes can be adjusted.

As shown in fig. 12, in order to protect the image monitoring unit 013, the image monitoring unit 013 may be installed between the door outer panel 0122 and the door inner panel 0121.

As shown in fig. 13 and 14, the airbag 015 is connected to the door outer panel 0122, and specifically, can be fixed by bolts 016, so that the airbag 015 can be well connected to the door 012 even in the sprung state.

In the present embodiment, the number of the bolts 016 is four, and it is understood that in practical application, the number of the bolts 016 is not limited as long as the connection stability of the air bag 015 can be ensured.

As shown in fig. 15, in the sprung-open state, the airbag 015 is required to cover the collision area between the outside vehicle and the door 012 completely, to provide a cushioning effect, and to improve safety.

It is to be understood that the type of the side rear-coming vehicle 02 is not limited, and may be a two-wheeled vehicle, a three-wheeled vehicle, or the like.

The above description of a connection hinge and a vehicle provided by the present utility model has been provided in detail, and specific examples are applied herein to illustrate the principles and embodiments of the present utility model, and the above examples are only for helping to understand the method and core idea of the present utility model. It should be noted that it will be apparent to those skilled in the art that various modifications and adaptations of the utility model can be made without departing from the principles of the utility model and these modifications and adaptations are intended to be within the scope of the utility model as defined in the following claims.

Claims (10)

1. The utility model provides a connection hinge, its characterized in that includes two connecting rods (1) and two end cover (2), two the middle part of connecting rod (1) is articulated, same end cover (2) with one of them connecting rod (1) first end, another the second end of connecting rod (1) all is connected, wherein:

one of the first end of the connecting rod (1) and the corresponding end cover (2) is fixedly connected with a fixed shaft (3), the other one of the first end of the connecting rod and the corresponding end cover is provided with a connecting hole, and the fixed shaft (3) is rotatably inserted into the connecting hole;

the second end of the connecting rod (1) and the corresponding end cover (2) are rotatably connected with a rotating shaft (4), the rotating shaft (4) is connected with a sliding block (5), the other connecting rod is provided with a sliding groove (a), the sliding block (5) is slidably inserted into the sliding groove (a), and the connecting hinge can be opened and closed by 180 degrees.

2. The connecting hinge according to claim 1, wherein the end caps (2) have a U-shaped structure, the open ends of the two end caps (2) are opposite, and the connecting rod (1) is connected to the middle of the end caps (2).

3. The connecting hinge according to claim 2, wherein the rotating shaft (4) is connected to the connecting rod (1), the sliding blocks (5) are connected to two axial ends of the rotating shaft (4), the sliding grooves (a) are correspondingly arranged on inner sides of upper and lower side walls of the end cover (2), and the sliding blocks (5) are inserted into the sliding grooves (a) in a one-to-one correspondence.

4. A connection hinge according to any one of claims 1-3, characterized in that the middle parts of both said connecting rods (1) are provided with hinge holes, and that the connection hinge further comprises a hinge shaft (6), said hinge shaft (6) being rotatably inserted inside both said hinge holes.

5. A vehicle comprising a connecting hinge according to any one of claims 1-4, wherein one of the end caps (2) is connected to a vehicle body (011) and the other end cap (2) is connected to a vehicle door (012).

6. The vehicle of claim 5, further comprising a door check connected to the body (011) or the door (012) by the explosion bolt, an explosion bolt, and a detonation device capable of controlling the explosion bolt to break when a first preset condition is satisfied;

the first preset condition is as follows: the vehicle (01) is in a stopped state, the vehicle door (012) is in an unlocked state, an incoming vehicle is arranged at the rear side of the vehicle, and the incoming vehicle speed exceeds a first preset value.

7. The vehicle of claim 6, further comprising a door detection system for detecting an unlocked state of the vehicle and a first speed detection unit for detecting a speed of the vehicle, the door detection system and the first speed detection unit each being electrically connected to the squib.

8. The vehicle of claim 7, further comprising an image monitoring unit (013) and a second speed detection unit (014), wherein:

the image monitoring unit (013) is arranged on the car door (012) and is used for monitoring the environment state of the rear side of the car and judging whether the car comes from the rear side of the car,

the second speed detection unit (014) is mounted on the vehicle C column and used for detecting the coming vehicle speed in the preset area on the outer side, and the image monitoring unit (013) and the second speed detection unit (014) are electrically connected with the detonating device.

9. The vehicle according to claim 8, characterized in that the door (012) includes a door inner panel (0121) and a door outer panel (0122), the door outer panel (0122) being attached to an outer side of the door inner panel (0121);

the automobile door inner protection plate comprises an automobile door inner protection plate (0121), an automobile door outer protection plate (0122) and an automobile door outer protection plate (0122), and is characterized by further comprising an air bag (015), an inflating unit and an electronic control unit, wherein the air bag (015) is arranged between the automobile door inner protection plate (0121) and the automobile door outer protection plate (0122) and is connected with the automobile door outer protection plate (0122), the air bag (015) can expand towards the automobile door inner protection plate (0121), the inflating unit is connected with the air bag (015), and the electronic control unit is electrically connected with the inflating unit, the automobile door detection system, the first speed detection unit, the image monitoring unit (013) and the second speed detection unit (014), and can control the inflating unit to inflate the air bag (015) when a second preset condition is met, and the air bag (015) is broken and expanded;

the second preset condition is: the vehicle (01) is in a stopped state, the vehicle door (012) is in an unlocked state, an incoming vehicle is arranged at the rear side of the vehicle, and the incoming vehicle speed exceeds a second preset value.

10. The vehicle according to claim 9, characterized in that the image monitoring unit (013) is mounted between the door outer panel (0122) and the door inner panel (0121).