CN117211628A - Door opening mechanism and vehicle - Google Patents

Abstract

The application provides a vehicle door opening mechanism and a vehicle, wherein the vehicle door opening mechanism comprises a fixing piece and a torsion spring, the fixing piece is fixed on a vehicle body, the fixing piece comprises a connecting part and a locking part, the central line of the connecting part is parallel to the width direction of the vehicle body, and the vehicle door rotates around the connecting part to realize opening of the vehicle door along the direction opposite to the gravity direction. The torsion spring is sleeved on the connecting part, the first fixed leg is fixed on the vehicle body, the second fixed leg is fixedly connected with the vehicle door, and the vehicle door is kept in a first state or a second state through the change of the relative positions of the first fixed leg and the second fixed leg of the torsion spring. When the vehicle door is switched from the first state to the second state, the vehicle door is pushed out of the vehicle body, and moves around the central line of the connecting part under the action of the torsion spring until the vehicle door stops at the locking part to be kept in the second state, and the torsion force of the torsion spring is utilized to enable the vehicle door to be kept in a stable state, so that the stability of the vehicle door opening mechanism is further improved.

Description

Door opening mechanism and vehicle

Technical Field

The application relates to the field of automobile doors, in particular to a door opening mechanism and a vehicle.

Background

Along with development of science and technology and times, the design of the automobile scissor door can be opened and closed in a scissor mode, so that the automobile scissor door can be opened at a narrow place, and the automobile scissor door is more cool compared with the opening action of the traditional flat-open automobile door, and is a design which has practicability and attractive appearance.

In the prior art, the switch of the scissor door is always powered by a gas spring to open the door, so that the power assisting structure is complex, the quality problem is easy to generate, the direction of the problem is difficult to determine, and certain difficulty is brought to maintenance.

Disclosure of Invention

The application provides a vehicle door opening mechanism and a vehicle, which adopt a traditional mechanical structure to support the opening and closing of a scissor door, so that the maintenance is difficult when quality problems occur.

In order to solve the technical problems, the application provides a vehicle door opening mechanism which is arranged on a vehicle body and used for switching a vehicle door between a first state and a second state, wherein the vehicle door opening mechanism comprises a fixing piece, the fixing piece is fixed on the vehicle body, the fixing piece comprises a connecting part and a locking part, and the central line of the connecting part is parallel to the width direction of the vehicle body. The torsion spring comprises a first fixed foot and a second fixed foot, the torsion spring is sleeved on the connecting part, the first fixed foot is fixed on the vehicle body, and the second fixed foot is fixedly connected with the vehicle door. When the vehicle door is switched from the first state to the second state, the vehicle door is pushed out of the vehicle body, and the vehicle door moves around the center line of the connecting portion under the action of the torsion spring until stopping at the locking portion to be kept in the second state.

Specifically, the device further comprises a limiting piece, wherein the limiting piece is movably connected with the fixing piece, and the limiting piece can rotate around the connecting portion. The limiting piece is fixedly connected with the second fixed leg or the vehicle door. And a stop part is arranged on the limiting part, and when the vehicle door is switched from the first state to the second state, the stop part rotates along with the vehicle door to be blocked by the locking part.

Specifically, the locking part comprises a stop surface, and an included angle between the stop part and the stop surface is 30-180 degrees.

Specifically, the locking part is provided with a clamping groove, and the stopping part is buckled in the clamping groove.

Specifically, the vehicle body further comprises an elastic piece and a stop block which are arranged on the vehicle body. The automobile body is provided with a mounting hole, the elastic piece and part of the stop block are arranged in the mounting hole, and the elastic piece is elastically connected with the mounting hole and the stop block. One end of the stop block exposed out of the mounting hole is provided with an inclined plane or an arc-shaped surface.

Specifically, the connecting portion is provided with a pivot hole, the limiting piece comprises a pivot shaft, and the pivot shaft is rotatably installed in the pivot hole. The centerline of the connection is collinear with the centerline of the pivot hole.

Specifically, the fixing piece further comprises a fixing plate, and the fixing plate is fixed to the vehicle body. The connecting part is convexly arranged to be connected with the fixing plate, and the connecting part comprises an arc-shaped outer side face. The limiting part comprises a plate body and a side plate connected with the plate body, the pivot shaft is formed by protruding the plate body, the side plate surrounds the outer side face, and the inner side face of the side plate is a cambered surface corresponding to the outer side face.

Specifically, the automobile body includes the side coaming, the fixed plate is fixed in the side coaming, the fixed plate is semi-circular, locking portion is the lateral wall of fixed plate is close to the one end of first fixed foot is along perpendicular to the direction extension of side coaming forms. The pivot hole penetrates through the fixing plate. The plate body is located between the fixed plate and the side surrounding plate, and the stop part is a side end surface of the side plate, which is far away from the second fixed foot.

Specifically, the plate body is located at the top of the connecting portion, which is far away from the fixing plate. One end of the fixing plate is convexly provided with a stop surface in a direction away from the side surrounding plate, and the stop surface is a side end surface of the side plate away from the second fixing foot.

Specifically, one end of the fixing plate is convexly provided with a positioning block in a direction away from the side coaming, and the first fixing foot is elastically stopped on the positioning block.

Specifically, the vehicle door comprises a mounting plate, the mounting plate comprises a connecting plate and a limiting plate, the limiting plate is perpendicular to the connecting plate, the connecting plate is fixed on the vehicle door, and the second fixing feet are abutted to the limiting plate.

The other technical proposal provided by the application is as follows: there is provided a vehicle including the door opening mechanism described in any one of the above.

The beneficial effects of the application are as follows: compared with the existing vehicle door opening mechanism, the vehicle door opening mechanism provided by the application is arranged on a vehicle body and used for switching the vehicle door between a first state and a second state, the vehicle door opening mechanism comprises a fixing piece and a torsion spring, the fixing piece is fixed on the vehicle body, the fixing piece comprises a connecting part and a locking part, the central line of the connecting part is parallel to the width direction of the vehicle body, and the vehicle door rotates around the connecting part, so that the vehicle door can be opened along the direction opposite to the gravity direction, and the vehicle door can be opened at a narrow place. The torsion spring comprises a first fixed foot and a second fixed foot, the torsion spring is sleeved on the connecting part, the first fixed foot is fixed on the vehicle body, the second fixed foot is fixedly connected with the vehicle door, and the vehicle door is kept in a first state or a second state through the change of the relative positions of the first fixed foot and the second fixed foot of the torsion spring. When the vehicle door is switched from the first state to the second state, the vehicle door is pushed out of the vehicle body, and moves around the central line of the connecting part under the action of the torsion spring until the vehicle door stops at the locking part to be kept in the second state, and the torsion force of the torsion spring is utilized to enable the vehicle door to be kept in a stable state, so that the stability of the vehicle door opening mechanism is further improved.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present application, the drawings that are required to be used in the description of the embodiments will be briefly described below. It is evident that the drawings in the following description are only some embodiments of the application and that other drawings may be obtained from these drawings without inventive effort for a person skilled in the art, in which:

FIG. 1 is a schematic view of one embodiment of a door opening mechanism provided by the present application;

FIG. 2 is a schematic illustration of the connection of the door opening mechanism of FIG. 1 to a portion of a vehicle door.

Detailed Description

The following description of the embodiments of the present application will be made clearly and fully with reference to the accompanying drawings, in which it is evident that the embodiments described are only some, but not all embodiments of the application. All other embodiments, which can be made by one of ordinary skill in the art without undue burden from the present disclosure, are intended to be within the scope of the present disclosure.

In describing embodiments of the present application, it should be noted that, unless explicitly stated and limited otherwise, the terms "coupled," "coupled," and "connected" should be construed broadly, and may be either a fixed connection, a removable connection, or an integral connection, for example; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium. The specific meaning of the above terms in embodiments of the present application will be understood in detail by those of ordinary skill in the art.

In one aspect of the present application, a vehicle is provided, please refer to fig. 2, fig. 2 is a schematic diagram illustrating a connection structure between the door opening mechanism and a part of the door shown in fig. 1. The vehicle comprises a vehicle door opening mechanism and a vehicle door opening mechanism, wherein the vehicle door opening mechanism is used for connecting a vehicle body and the vehicle door 5 and is used for switching the vehicle door between a first state and a second state, and the vehicle door 5 can be opened reversely along the gravity direction through the vehicle door 5 opening mechanism, so that the vehicle door 5 can be opened in a narrow place under a more attractive condition.

In another aspect of the present application, a door opening mechanism is provided, referring to fig. 1, fig. 1 is a schematic structural view of an embodiment of a door opening mechanism provided in the present application. Specifically, the door opening mechanism includes a fixing member 1 and a torsion spring 2, the fixing member 1 is fixed to the vehicle body, and the fixing member 1 includes a connecting portion 11 and a locking portion 12, the center line of the connecting portion 11 is parallel to the width direction of the vehicle body, and the door 5 rotates around the connecting portion 11, so that the door 5 is opened in a direction opposite to the gravity direction, and the door 5 can be opened in a narrow place. The torsion spring 2 comprises a first fixed foot 21 and a second fixed foot 22, the torsion spring 2 is sleeved on the connecting part 11, the first fixed foot 21 is fixed on the vehicle body, the second fixed foot 22 is fixedly connected with the vehicle door 5, and the vehicle door 5 is kept in a first state or a second state through the change of the relative positions of the first fixed foot 21 and the second fixed foot 22 of the torsion spring 2. The first state is a door closing state, the second state is a door opening state, when the door 5 is switched from the first state to the second state, the door 5 is pushed out of the vehicle body, and the door 5 moves around the center line of the connecting portion 11 under the action of the torsion spring 2 until stopping at the locking portion 12 to be kept in the second state, namely, the opening of the door 5 is completed. The torsion force of the torsion spring 2 is used to keep the door 5 in a stable state, and the stability of the door opening mechanism is further improved.

In some embodiments, the door opening mechanism further includes a limiting member 3, the limiting member 3 is movably connected with the fixing member 1, and the limiting member 3 can rotate around the connecting portion 11, and the limiting member 3 is fixedly connected with the second fixing leg 22 or the door 5, so that when the door 5 reaches the second state from the first state, the door 5 is controlled by using the limiting member 3 and keeps in the second state in a stable state, and when the door 5 is turned over, the gravity center of the door is unbalanced beyond an angle that the door should be turned over, and the door is further dropped, so that potential safety hazards are caused. The stop part 31 is arranged on the limiting piece 3, when the vehicle door 5 is switched from the first state to the second state, the stop part 31 rotates to be blocked at the locking part 12 along with the vehicle door 5, so that the situation that the vehicle door is overturned, the overturned angle is overlarge, the torsion spring 2 is damaged, the torque force of the torsion spring 2 is influenced, and the service life of the vehicle door opening mechanism is influenced is avoided.

In order to avoid damage to the fixing element 1 caused by excessive kinetic energy when the vehicle door is turned over, please continue to refer to fig. 1, in some embodiments, the locking portion 12 includes a stop surface 120, and the stop surface 120 is used for resisting the stop portion 31 and fully contacts with the stop portion 31, so that when the vehicle door 5 is turned over upwards, the contact area between the limiting element 3 and the fixing element 1 is avoided being smaller, resulting in a larger impact force of the limiting element 3 to the fixing position of the fixing element 1, and further, the fixing element 1 is prevented from falling off. Specifically, the included angle between the stop portion 31 and the stop surface 120 is 30-180 degrees, wherein the included angle between the stop portion 31 and the stop surface 120 may be 30-50-70-90-110-130-150-180-degrees, and when the door 5 is in the first state, the included angle between the stop portion 31 and the stop surface 120 is 180-degrees, and at this time, the door 5 is kept in the closed state, the door 5 is fixed to the vehicle body, and the gravity of the door 5 resists the torsion force of the torsion spring 2, so that the door 5 is kept in the closed stable state; when the door 5 is in the second state, the included angle between the stop portion 31 and the stop surface 120 can be set according to the requirements of different vehicles, and optimally, the included angle can be 30-50 degrees, specifically, 30-35-degree, 40-degree, 45-degree or 50-degree, etc., so that the door 5 can meet the actual requirements of drivers under the condition that the door 5 is more attractive when being opened, the door 5 is kept in the open state, the stop portion 31 is abutted against the stop surface 120, and the torsion force of the torsion spring 2 is abutted against the gravity of the door 5, so that the door 5 is kept in the open stable state.

Further, in some vehicle types, the second state of the door 5 is ensured only by the torsion spring 2 and the stopper 3, which may cause instability of the door 5 in some cases, thereby causing some safety hazards. In order to ensure that the door 5 is kept in the open state for a long time, the locking portion 12 is provided with a clamping groove (not shown), the stop portion 31 is buckled in the clamping groove, and when the door is in the second state, the limiting piece 3 not only can play a role in limiting the turning angle of the door 5, but also can be fixed with the fixing piece 1, so that the door 5 can be ensured to be in the second state stably.

In other embodiments, the door opening mechanism further includes an elastic member (not shown) and a stop block (not shown) disposed on the vehicle body, the vehicle body is provided with a mounting hole (not shown), the elastic member and a portion of the stop block are disposed in the mounting hole, the elastic member is elastically connected to the mounting hole and the stop block, the stop block can be completely accommodated in the mounting hole under the action of the stop portion 31 and the elastic member, and the stop portion 31 is fixed to the fixing member 1, so that the door 5 can be stably maintained in the second state after being turned over. The stop block is exposed out of one end of the mounting hole and is provided with an inclined plane or an arc-shaped surface, so that when the limit part 3 approaches the fixed part 1 along with the overturning of the vehicle door 5, the stop block is abutted against the fixed part 1, and the fixed part 1 pushes the stop block to enter the mounting hole along the inclined plane or the arc-shaped surface to compress the elastic part; when the vehicle door 5 needs to be restored to the first state, the elastic piece is deformed in a restoration mode, a part of the stop block is separated from the mounting hole, the limiting piece 3 and the second fixing leg 22 of the torsion spring 2 are pushed away from the vehicle body, and initial force is provided for restoring the vehicle door 5 to the first state, so that the vehicle door 5 is restored to the first state.

With continued reference to fig. 1 and 2, in some embodiments, the connecting portion 11 is provided with a pivot hole 111, the limiting member 3 includes a pivot shaft 32, and the pivot shaft 32 is rotatably installed in the pivot hole 111, so that the pivot shaft 32 is prevented from directly contacting with the limiting member 3 or other structures, resulting in abrasion of the surface of the pivot shaft 32, which further affects the smoothness of the turning of the door 5, and affects the service life of the door opening mechanism. The center line of the connecting portion 11 is collinear with the center line of the pivot hole 111, so that no additional movement trend is generated between the connecting portion 11 and the door 5 when the door rotates along the pivot shaft 32, additional stress of the torsion spring 2 is reduced, and the service life of the whole door opening mechanism is prolonged.

Further, in order to enhance the stability of the fixation between the whole door opening mechanism and the vehicle body, in some embodiments, the fixing member 1 further includes a fixing plate 13, and the fixing plate 13 is fixed to the vehicle body, so that the contact area between the fixing member 1 and the vehicle body is enhanced, and the situation that when the door 5 rotates around the pivot shaft 32, the torsion force between the door opening mechanism and the vehicle body is too large, so that the door opening mechanism is separated from the vehicle body, and a potential safety hazard is generated is avoided. The connecting part 11 is convexly provided with a connecting fixing plate 13, so that the torsion spring 2 and the limiting piece 3 are prevented from directly contacting with the connecting part of the fixing piece 1 and the vehicle body, and the stability of the vehicle door opening mechanism is further influenced. The connecting portion 11 includes an arcuate outer side 110, the limiting member 3 includes a plate body 33 and a side plate 34 connecting the plate body 33, the pivot 32 is formed by protruding the plate body 33, the side plate 34 surrounds the outer side 110, two ends of the side plate 34 can be respectively abutted to the first fixing leg 21 and the second fixing leg 22, and an inner side (not shown) of the side plate 34 is an arcuate surface corresponding to the outer side 110, so that the limiting member 3 can move smoothly on the connecting portion 11, and limiting and fixing functions are realized.

In some embodiments, the vehicle body includes a side wall plate (not shown), and the fixing plate 13 is fixed on the side wall plate, so that the fixing piece 1 is fixed on the vehicle body, and the fixing plate 13 is semicircular and is concentric with the torsion spring 2, so that when the torsion spring 2 twists, the second fixing leg 22 is prevented from being blocked relatively with the fixing plate 13 when the torsion spring 2 twists, and the acting direction of the torsion spring 2 is affected, so that the vehicle door 5 cannot be normally opened, and the using sense of the vehicle door opening mechanism is affected. The locking portion 12 is formed by extending one end of the side wall of the fixing plate 13, which is close to the first fixing leg 21, along a direction perpendicular to the side wall, and is used for abutting against the first fixing leg 21 when the torsion spring 2 is twisted. Therefore, when the torsion spring 2 is twisted, the first fixing leg 21 has a tendency to rotate towards the second fixing leg 22 and moves towards the first fixing leg 21, so that the torsion force of the torsion spring 2 cannot be completely used for resisting the gravity of the vehicle door 5, and the normal operation of the vehicle door opening mechanism and even the normal opening of the vehicle door 5 are affected. The pivot hole 111 runs through the fixed plate 13, pivot shaft 32 holds in pivot hole 111, drive the whole rotation along with torsion spring 2 of locating part 3, plate body 33 is located between fixed plate 13 and the side wall board, stop portion 31 is the side face that second fixed foot 22 was kept away from to curb plate 34, at this moment, when locating part 3 along with torsion spring 2's rotation, stop portion 31 can with locking portion 12 butt, stop portion 31 continues to the motion of first fixed foot 21, guarantee that door 5 can be stable keep in the second state when changing from the first state to the second state, guarantee the steady open condition of door 5 promptly.

In other embodiments, the plate 33 is located at the top of the connection 11, away from the fixed plate 13. One end of the fixed plate 13 is convexly provided with a stop surface 120 in a direction away from the side coaming, the stop surface 120 is a side end surface of the side plate away from the second fixed leg 22, the stop part 31 is abutted against the stop surface 120, the stop part 31 is stopped from continuing to move towards the first fixed leg 21, and the door 5 can be stably kept in the second state when being changed from the first state to the second state, namely, the stable open state of the door 5 is ensured.

Further, a positioning block (not shown) is formed on one end of the fixing plate 13 in a protruding manner in a direction away from the side wall plate, the first fixing leg 21 is elastically stopped on the positioning block, and when the limiting member 3 moves along with the torsion of the torsion spring 2 and moves towards the first fixing leg 21, the stopping portion 31 moves to abut against the other end of the positioning block and is elastically fixed to the positioning block, so that the stopping portion 31 can be stably fixed to the fixing member 1 and maintain the stability of the second state of the vehicle door 5 when the limiting member 3 moves along with the torsion of the torsion spring 2 and approaches the first fixing leg 21.

In other embodiments, please continue to refer to fig. 1, the plate body 33 may be provided with two plates respectively disposed at two ends of the side plate 34, at this time, when the torsion spring 2 moves, the limiting member 3 may be completely abutted against the locking portion 12 of the fixing member 1 at one end of the side plate 34, so that the normal use of the door opening mechanism is prevented from being affected due to the excessive torque generated when the torsion spring 2 twists the door 5 to the second state, which results in the excessive acting force of the stopping portion 31 on the locking portion 12, which results in damage or displacement of the fixing member 1.

In some embodiments, the door 5 includes the mounting plate 4, so that when the door opening structure is mounted on the door 5, the door opening structure is not in direct contact with the door 5, so that the door 5 is prevented from being damaged while the door opening structure is damaged, and unnecessary maintenance cost is caused. The mounting plate 4 comprises a connecting plate 41 and a limiting plate 42, the limiting plate 42 is perpendicular to the connecting plate 41, the connecting plate 41 is fixed on the vehicle door 5, the second fixed leg 22 is abutted to the limiting plate 42, the torsion force is prevented from having a component force directed to the limiting plate 42 when the torsion spring 2 is twisted, the component force causes the second fixed leg 22 to be separated from the mounting plate 4 when moving, the structural integrity of the vehicle door opening structure is greatly influenced, and the normal work of the whole vehicle door opening structure is influenced.

In the description of the present application, a description of the terms "some embodiments," "examples," "specific examples," or "some examples," etc., means that a particular feature, mechanism, material, or characteristic described in connection with the embodiment or example is included in at least some embodiments or examples of the present application. In this specification, schematic representations of the above terms are not necessarily directed to the same embodiment or example. Furthermore, the particular features, mechanisms, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples. Furthermore, the different embodiments or examples described in this specification and the features of the different embodiments or examples may be combined and combined by those skilled in the art without contradiction.

The foregoing is only the embodiments of the present application, and therefore, the patent scope of the application is not limited thereto, and all equivalent structures or equivalent processes using the descriptions of the present application and the accompanying drawings, or direct or indirect application in other related technical fields, are included in the scope of the application.

Claims (12)

1. A door opening mechanism mounted on a vehicle body for switching a door between a first state and a second state, comprising:

the fixing piece is fixed on the vehicle body and comprises a connecting part and a locking part, and the central line of the connecting part is parallel to the width direction of the vehicle body;

the torsion spring comprises a first fixed foot and a second fixed foot, the torsion spring is sleeved on the connecting part, the first fixed foot is fixed on the vehicle body, and the second fixed foot is fixedly connected with the vehicle door; wherein,

when the door is switched from the first state to the second state, the door is pushed out of the vehicle body, and the door moves around the center line of the connecting portion under the action of the torsion spring to stop at the locking portion to be kept in the second state.

2. The vehicle door opening mechanism according to claim 1, further comprising a stopper movably connected to the fixing member, the stopper being rotatable about the connecting portion;

the limiting piece is fixedly connected with the second fixed leg or the vehicle door;

and a stop part is arranged on the limiting part, and when the vehicle door is switched from the first state to the second state, the stop part rotates along with the vehicle door to be blocked by the locking part.

3. The vehicle door opening mechanism of claim 2, wherein the latch includes a stop surface, the stop being at an angle of 30-180 degrees to the stop surface.

4. The door opening mechanism according to claim 2, wherein the locking portion is provided with a catch, and the stopper portion is snapped into the catch.

5. The vehicle door opening mechanism according to claim 2, further comprising an elastic member and a stopper provided on the vehicle body;

the automobile body is provided with a mounting hole, the elastic piece and part of the stop block are arranged in the mounting hole, and the elastic piece is elastically connected with the mounting hole and the stop block;

one end of the stop block exposed out of the mounting hole is provided with an inclined plane or an arc-shaped surface.

6. The vehicle door opening mechanism according to claim 2, wherein the connecting portion is provided with a pivot hole, the stopper includes a pivot shaft rotatably mounted in the pivot hole;

the centerline of the connection is collinear with the centerline of the pivot hole.

7. The vehicle door opening mechanism according to claim 6, wherein the fixing member further includes a fixing plate fixed to the vehicle body;

the connecting part is convexly arranged to be connected with the fixing plate, and comprises an arc-shaped outer side surface;

the limiting part comprises a plate body and a side plate connected with the plate body, the pivot shaft is formed by protruding the plate body, the side plate surrounds the outer side face, and the inner side face of the side plate is a cambered surface corresponding to the outer side face.

8. The door opening mechanism according to claim 7, wherein the vehicle body includes a side wall plate, the fixing plate is fixed to the side wall plate, the fixing plate is semicircular, and the locking portion is formed by extending an end of a side wall of the fixing plate, which is close to the first fixing leg, in a direction perpendicular to the side wall plate;

the pivot hole penetrates through the fixed plate;

the plate body is located between the fixed plate and the side surrounding plate, and the stop part is a side end surface of the side plate, which is far away from the second fixed foot.

9. The vehicle door opening mechanism according to claim 8, wherein the plate body is located at a top of the connecting portion away from the fixed plate;

one end of the fixing plate is convexly provided with a stop surface in a direction away from the side surrounding plate, and the stop surface is a side end surface of the side plate away from the second fixing foot.

10. The door opening mechanism according to claim 9, wherein a positioning block is formed protruding from one end of the fixing plate in a direction away from the side wall plate, and the first fixing leg is elastically stopped on the positioning block.

11. The door opening device of claim 1, wherein the door includes a mounting plate including a connecting plate and a limiting plate, the limiting plate being perpendicular to the connecting plate, the connecting plate being fixed to the door, the second fixing leg being abutted to the limiting plate.

12. A vehicle comprising a door opening mechanism as claimed in any one of claims 1 to 11.