CN216446735U - Vehicle and door opening mechanism - Google Patents

Abstract

The utility model relates to a vehicle and a door opening mechanism, wherein the vehicle comprises a vehicle body, a vehicle door and the door opening mechanism, the door opening mechanism comprises a first guide rail, a second guide rail and a linkage assembly, the first guide rail is arranged on one side of an entrance and an exit of the vehicle body, the second guide rail is arranged on the vehicle door, one end of a first connecting rod is arranged on the second guide rail or the vehicle door, and a vehicle body sliding part at the other end is arranged on the first guide rail; one end of the second connecting rod is arranged on the first guide rail or the vehicle body, and the vehicle door sliding piece at the other end is arranged on the second guide rail. When the door covers the access opening of the vehicle body, the linkage assembly is positioned on one side of the first guide rail facing the access opening. When the door is opened, the vehicle body sliding part moves along the first guide rail, the vehicle door sliding part moves along the second guide rail, at the moment, the vehicle body sliding part deflects, so that the linkage assembly can rotate to one side of the first guide rail back to the vehicle body, and the vehicle door is ejected. Because the first connecting rod is hinged with the second connecting rod in a crossing way, the first connecting rod and the second connecting rod can be linked with each other and mutually supported, and the stability of opening or closing the door is ensured.

Description

Vehicle and door opening mechanism

Technical Field

The utility model relates to the technical field of vehicle structures, in particular to a vehicle and a door opening mechanism.

Background

In a vehicle, a common door opening method is generally a hinged door structure or a side-sliding door structure, and for the hinged door opening method, a door is opened or closed by connecting a hinge to a vehicle body. The side sliding door structure is generally realized by the matching of a connecting rod and a guide rail. However, the door opening structure has a problem of poor stability with respect to the two door opening manners of the conventional vehicle.

SUMMERY OF THE UTILITY MODEL

In view of the above, it is desirable to provide a vehicle and a door opening mechanism having better door opening stability.

A door opening mechanism comprises a first guide rail, a second guide rail and a linkage assembly, wherein the first guide rail is used for being installed on one side of an entrance and an exit of a vehicle body; the second guide rail is used for being arranged on a vehicle door; the linkage assembly comprises a first connecting rod and a second connecting rod, the first connecting rod and the second connecting rod are hinged in a crossed mode, one end of the first connecting rod is rotatably arranged on the second guide rail or the vehicle door, the other end of the first connecting rod is hinged with a vehicle body sliding part, the vehicle body sliding part can be movably arranged on the first guide rail along the length direction of the first guide rail, and the vehicle body sliding part can deflect around the length direction of the first guide rail relative to the first guide rail; one end of the second connecting rod is rotatably arranged on the first guide rail or the vehicle body, the other end of the second connecting rod is hinged with a vehicle door sliding piece, and the vehicle door sliding piece can be movably arranged on the second guide rail along the length direction of the second guide rail.

In one embodiment, a strip-shaped first guide structure is arranged on an outer wall of the first guide rail, a length direction of the first guide structure is a length direction of the first guide rail, one end of the first guide structure is located on one side of the first guide rail, which faces the entrance and the exit of the vehicle body, the other end of the first guide structure is located on one side, which faces away from the vehicle body, of the first guide rail, and the vehicle body sliding part is arranged on the first guide structure and can move on the first guide structure along the length direction of the first guide structure.

In one embodiment, the first guide structure is a first guide groove, the first guide groove includes a first positioning groove, a first limiting groove and a first transition groove, the first positioning groove and the first limiting groove are arranged at intervals along the length direction of the first guide rail, the first transition groove is arranged between the first positioning groove and the first limiting groove and communicated with the first positioning groove and the first limiting groove, the opening of the first positioning groove faces the entrance of the vehicle body, and the opening of the first limiting groove faces the direction opposite to the vehicle body; one end of the vehicle body sliding part is arranged in the first guide groove from the opening side of the first guide groove, and the other end of the vehicle body sliding part is hinged with the first connecting rod; the vehicle body sliding part can move between the first positioning groove and the first limiting groove in a reciprocating mode.

In one embodiment, the door opening mechanism further comprises a first guide rod, a first rotating hole is formed in the first guide rail, the axis direction of the first rotating hole is the length direction of the first guide rail, one end of the first guide rod penetrates through the first rotating hole, and one end, far away from the vehicle door sliding part, of the second connecting rod is hinged to the other end of the first guide rod; the first guide groove is communicated with the first rotating hole, one end of the vehicle body sliding part is provided with a vehicle body guide hole, one end of the vehicle body sliding part penetrates through the first guide groove and penetrates through the first rotating hole, the axis direction of the vehicle body guide hole is consistent with the axis direction of the first rotating hole, and one end of the first guide rod can penetrate through the vehicle body guide hole, so that the vehicle body sliding part can move along the length direction of the first guide rod.

In one embodiment, the door slider is deflectable relative to the second rail about a length of the second rail.

In one embodiment, a strip-shaped second guide structure is arranged on the outer wall of the second guide rail, the second guide structure is arranged on the outer wall of the second guide rail, and the length direction of the second guide structure is consistent with the length direction of the second guide rail; one end of the first guide structure is close to one end of the second connecting rod, and one end of the second guide structure is close to one end of the first connecting rod; one end of the second guide structure is located on the plane where the vehicle door is located, the other end of the second guide structure is located on one side, facing the vehicle body, of the second guide rail, and the vehicle door sliding piece is arranged on the second guide structure and can move on the second guide structure along the length direction of the second guide structure.

In one embodiment, the second guide structure is a second guide groove, the second guide groove includes a second positioning groove, a second limiting groove and a second transition groove, the second positioning groove and the second limiting groove are arranged at intervals along the length direction of the second guide rail, and the second transition groove is arranged between the second positioning groove and the second limiting groove and communicates the second positioning groove and the second limiting groove; the first positioning groove is close to one end of the second connecting rod relative to the first limiting groove, and the second positioning groove is close to one end of the first connecting rod relative to the second limiting groove; the opening of the second positioning groove faces to a plane where the vehicle door is located, and the opening of the second limiting groove faces to the direction of the second guide rail facing to the vehicle body; one end of the vehicle door sliding piece is arranged in the second guide groove from the opening side of the second guide groove, and the other end of the vehicle door sliding piece is hinged with the second connecting rod; the door slider can reciprocate between the second positioning groove and the second stopper groove.

In one embodiment, the door opening mechanism further comprises a second guide rod, a second rotating hole is formed in the second guide rail, the axis direction of the second rotating hole is the length direction of the second guide rail, one end of the second guide rod penetrates through the second rotating hole, and one end, far away from the vehicle body sliding part, of the first connection rod is hinged to the other end of the second guide rod; the second guide groove is communicated with the second rotating hole, a vehicle door guide hole is formed in one end of the vehicle door sliding piece, one end of the vehicle door sliding piece penetrates through the second guide groove and penetrates through the second rotating hole, the axis direction of the vehicle door guide hole is consistent with the axis direction of the second rotating hole, and one end of the second guide rod can penetrate through the vehicle door guide hole, so that the vehicle door sliding piece can move along the length direction of the second guide rod.

In one embodiment, the first connecting rod is of a lath structure, the second connecting rod is of a lath structure, and a plate surface of the first connecting rod is arranged towards a plate surface of the second connecting rod.

A vehicle comprises a vehicle body, a vehicle door and the door opening mechanism, wherein the vehicle body is provided with an access; the vehicle door is arranged at the entrance and the exit of the vehicle body in an openable and closable manner; the first guide rail is mounted on one side of an access of the vehicle body; the second guide rail is mounted on the vehicle door.

In the vehicle and the door opening mechanism, the first guide rail is mounted on one side of the entrance of the vehicle body, the second guide rail is mounted on the vehicle door, and the length direction of the second guide rail is consistent with the length direction of the first guide rail. One end of a first connecting rod of the linkage assembly is rotatably arranged on the second guide rail or the vehicle door, and a vehicle body sliding part hinged to the other end of the first connecting rod can be movably arranged on the first guide rail along the length direction of the first guide rail; one end of the second connecting rod is rotatably arranged on the first guide rail or the vehicle body, and a vehicle door sliding piece hinged to the other end of the second connecting rod can be movably arranged on the second guide rail along the length direction of the second guide rail. When the door is closed, the door covers the entrance of the vehicle body, the linkage assembly is positioned on one side of the first guide rail facing the entrance, namely a plane formed by the intersection of the first connecting rod and the second connecting rod is positioned on one side of the first guide rail facing the entrance, so that the space occupation of the door opening mechanism in the door closing state can be reduced, and the door can be ensured to stably cover the entrance of the vehicle body. When the door is opened, the door is pulled outwards, the vehicle body sliding part moves along the length direction of the first guide rail, the vehicle door sliding part moves along the length direction of the second guide rail, and at the moment, the vehicle body sliding part deflects around the length direction of the first guide rail at the same time, so that the linkage assembly can rotate relative to the first guide rail to one side of the first guide rail back to the vehicle body, namely, the linkage assembly can rotate to the intersection of a plane formed after the first connecting rod and the second connecting rod are intersected with a plane where the access opening is located. At this time, the door can be pushed open relative to the first guide rail through the matching of the first link and the second link, and the door is opened relative to the vehicle body. And because the first connecting rod and the second connecting rod are hinged in a cross mode, the first connecting rod and the second connecting rod can be mutually linked and mutually supported in the door opening or closing process, and the stability of the vehicle door in the opening or closing process is effectively guaranteed.

Drawings

The accompanying drawings, which are incorporated in and constitute a part of this application, illustrate embodiments of the utility model and, together with the description, serve to explain the utility model and not to limit the utility model.

In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings needed to be used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings based on these drawings without creative efforts.

Furthermore, the drawings are not to scale of 1:1, and the relative dimensions of the various elements in the drawings are drawn only by way of example and not necessarily to true scale. In the drawings:

FIG. 1 is a schematic structural diagram of a door opening mechanism in one embodiment;

FIG. 2 is a partial schematic structural diagram of a vehicle in an open state according to an embodiment;

fig. 3 is a partial schematic structural view of the vehicle shown in fig. 2 in a door-closed state.

Description of reference numerals:

10. a vehicle; 100. a vehicle body; 110. an entrance and an exit; 200. a vehicle door; 300. a door opening mechanism; 310. a first guide rail; 312. a first rotation hole; 320. a second guide rail; 322. a second rotation hole; 330. a linkage assembly; 332. a first link; 334. a second link; 340. a vehicle body slider; 350. a door slider; 360. a first guide groove; 361. a first positioning groove; 362. a first limit groove; 363. a first transition groove; 370. a first guide bar; 372. a first mounting member; 380. a second guide groove; 381. a second positioning groove; 382. a second limit groove; 383. a second transition groove; 390. a second guide bar; 392. a second mount.

Detailed Description

In order to make the aforementioned objects, features and advantages of the present invention comprehensible, embodiments accompanied with figures are described in detail below. In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention. This invention may, however, be embodied in many different forms and should not be construed as limited to the embodiments set forth herein.

Referring to fig. 1 to 3, a vehicle 10 according to an embodiment of the present invention includes a vehicle body 100, a door 200, and a door opening mechanism 300, wherein the vehicle body 100 has a doorway 110 formed therein, and the door 200 is openably and closably disposed at the doorway 110 of the vehicle body 100 through the door opening mechanism 300. The stability during the opening or closing of the vehicle door 200 with respect to the vehicle body 100 can be at least improved by the door opening mechanism 300.

Specifically, the door opening mechanism 300 includes a first guide rail 310, a second guide rail 320, and a linkage assembly 330, wherein the first guide rail 310 is configured to be mounted on one side of the doorway 110 of the vehicle body 100; the second guide rail 320 is for mounting to the vehicle door 200. The linkage assembly 330 includes a first link 332 and a second link 334, the first link 332 and the second link 334 are hinged in a crossed manner, one end of the first link 332 is rotatably disposed on the second guide rail 320 or the vehicle door 200, the other end of the first link 332 is hinged with a vehicle body sliding part 340, the vehicle body sliding part 340 is movably disposed on the first guide rail 310 along the length direction of the first guide rail 310, and the vehicle body sliding part 340 can be deflected around the length direction of the first guide rail 310 relative to the first guide rail 310; one end of the second link 334 is rotatably disposed on the first guide rail 310 or the vehicle body 100, the other end of the second link 334 is hinged to a door slider 350, and the door slider 350 is movably disposed on the second guide rail 320 along the length direction of the second guide rail 320. Specifically, the vehicle body sliding member 340 can be deflected around the length direction of the first guide rail 310 relative to the first guide rail 310, so as to drive the linkage assembly 330 to rotate between the side of the first guide rail 310 facing the access opening 110 and the side of the first guide rail 310 facing away from the vehicle body 100.

As shown in fig. 3, when the door is closed, the door 200 is pushed toward the doorway 110 of the vehicle body 100, the door 200 covers the doorway 110 of the vehicle body 100, and the linkage assembly 330 is located on the side of the first guide rail 310 facing the doorway 110, that is, the plane formed by the intersection of the first link 332 and the second link 334 is located on the side of the first guide rail 310 facing the doorway 110, so that the space occupied by the door opening mechanism 300 in the closed state can be reduced, and the door 200 can be ensured to stably cover the doorway 110 of the vehicle body 100. As shown in fig. 2, when the door is opened, the door 200 is pulled outward, the body slider 340 moves along the length direction of the first guide rail 310, the door slider 350 moves along the length direction of the second guide rail 320, and the body slider 340 simultaneously deflects around the length direction of the first guide rail 310, so that the linkage assembly 330 rotates relative to the first guide rail 310 to a side of the first guide rail 310 opposite to the vehicle body 100, that is, to a plane formed by the intersection of the first link 332 and the second link 334 and a plane where the doorway 110 is located intersect. At this time, the door 200 can be pushed open with respect to the first rail 310 by the engagement of the first link 332 and the second link 334, and the door 200 is opened with respect to the vehicle body 100. In addition, the first connecting rod 332 and the second connecting rod 334 are hinged in a crossed manner, so that the first connecting rod 332 and the second connecting rod 334 can be mutually linked and mutually supported in the door opening or closing process, and the stability of the vehicle door 200 in the opening or closing process is effectively ensured.

In one embodiment, the length direction of the second rail 320 is the same as the length direction of the first rail 310. In other embodiments, the length direction of the second rail 320 may also be different from the length direction of the first rail 310.

In an embodiment, a strip-shaped first guide structure is disposed on an outer wall of the first guide rail 310, a length direction of the first guide structure is a length direction of the first guide rail 310, one end of the first guide structure is located on a side of the first guide rail 310 facing the entrance 110 of the vehicle body 100, the other end of the first guide structure is located on a side of the first guide rail 310 facing away from the vehicle body 100, and the vehicle body sliding member 340 is disposed on the first guide structure and can move on the first guide structure along the length direction of the first guide structure.

Since the vehicle body slider 340 is disposed on the first guide structure, and the other end of the first link 332 is hinged to the vehicle body slider 340, when the vehicle body slider 340 moves along the length direction of the first guide structure, as shown in fig. 3, when the door is closed, the vehicle door 200 pushes toward the doorway 110 of the vehicle body 100, and the vehicle body slider 340 moves to one end of the first guide structure, since one end of the first guide structure is located on the side of the first guide rail 310 facing the doorway 110 of the vehicle body 100, the vehicle body slider 340 can be made to face the doorway 110, so that the first link 332 and the second link 334 are located on the side of the vehicle body slider 340 facing the doorway 110, and the vehicle door 200 can be covered on the doorway 110 of the vehicle body 100. As shown in fig. 2, the vehicle door 200 is pulled away to move the vehicle body sliding element 340 to the other end of the first guiding structure, and since the other end of the first guiding structure is located at the side of the first guiding rail 310 opposite to the vehicle body 100, the first connecting rod 332 and the second connecting rod 334 can rotate relative to the first guiding rail 310 to the side of the vehicle body sliding element 340 opposite to the vehicle body 100, so as to drive the vehicle door 200 to open relative to the vehicle body 100. The first guide structure can effectively limit the movement and deflection positions of the vehicle body sliding member 340 relative to the first guide rail 310, and improve the stability of the movement of the vehicle body sliding member 340 relative to the first guide rail 310.

Specifically, one end of the first guide structure is located near one end of the second link 334, and the other end of the first guide structure is located far from one end of the second link 334. As shown in fig. 2, one end of the second link 334 is rotatably disposed on the first guide rail 310 or the vehicle body 100, so that when the vehicle body sliding element 340 moves to the other end of the first guiding structure, the other end of the first link 332 connected to the vehicle body sliding element 340 and one end of the second link 334 are away from each other, thereby facilitating shortening the distance between the first guide rail 310 and the second guide rail 320, and avoiding the situation that the vehicle door 200 is too far away from the vehicle body 100 after being opened, which results in an increase in the occupied space after the vehicle door 200 is opened.

In this embodiment, the first guiding structure is a first guiding groove 360, the first guiding groove 360 includes a first positioning groove 361, a first limiting groove 362 and a first transition groove 363, the first positioning groove 361 and the first limiting groove 362 are disposed at intervals along the length direction of the first guiding rail 310, and the first transition groove 363 is disposed between the first positioning groove 361 and the first limiting groove 362 and communicates the first positioning groove 361 and the first limiting groove 362. The opening of the first positioning groove 361 faces the entrance 110 of the vehicle body 100, and the opening of the first limiting groove 362 faces the direction opposite to the vehicle body 100; one end of the vehicle body sliding member 340 is disposed in the first guide groove 360 from the opening side of the first guide groove 360, and the other end of the vehicle body sliding member 340 is hinged to the first link 332; the vehicle body slider 340 can reciprocate between the first positioning groove 361 and the first stopper groove 362.

Referring to fig. 2 and 3, when the vehicle body sliding element 340 is located in the first positioning groove 361, since the opening of the first positioning groove 361 faces the doorway 110 of the vehicle body 100, the vehicle body sliding element 340 can be located on the side of the first guide rail 310 facing the doorway 110, so that the second guide rail 320 and the linkage assembly 330 are located on the side of the first guide rail 310 facing the doorway 110, and the vehicle door 200 is closed. When the vehicle body sliding part 340 and the first positioning groove 361 move to the first limiting groove 362 through the first transition groove 363, because the opening of the first limiting groove 362 faces the direction back to the vehicle body 100, the vehicle body sliding part 340 is conveniently located on the side of the first guide rail 310, which is back to the vehicle body 100, so that the second guide rail 320 and the linkage assembly 330 are located on the side of the first guide rail 310, which is back to the vehicle body 100, and the vehicle door 200 is opened.

In one embodiment, the first positioning groove 361 smoothly transitions to the first limiting groove 362 via the first transition groove 363. In other embodiments, the first transition slot 363 may also be an arc-shaped slot, a chute or a slot with other shapes as long as the communication between the first positioning slot 361 and the first limiting slot 362 can be realized.

In other embodiments, the first guiding structure may also be a guiding protrusion, and one end of the vehicle body sliding part 340 is provided with a sliding slot, and the other end is hinged to the first connecting rod 332. The guide protrusion is disposed in the sliding groove, and the vehicle body sliding member 340 can move and deflect relative to the first guide rail 310 through the matching of the sliding groove and the guide protrusion.

In one embodiment, the door opening mechanism 300 further includes a first guide rod 370, a first rotating hole 312 is formed in the first guide rail 310, an axial direction of the first rotating hole 312 is a length direction of the first guide rail 310, and one end of the first guide rod 370 is inserted into the first rotating hole 312; the first guide groove 360 is communicated with the first rotating hole 312, one end of the car body sliding part 340 is provided with a car body guide hole, one end of the car body sliding part 340 penetrates through the first guide groove 360 and penetrates through the first rotating hole 312, the axis direction of the car body guide hole is consistent with the axis direction of the first rotating hole 312, one end of the first guide rod 370 can penetrate through the car body guide hole, and therefore the car body sliding part 340 can move along the length direction of the first guide rod 370.

Because the one end of automobile body slider 340 can wear to locate in first rotation hole 312 by first guide way 360 to make the one end of first guide arm 370 wear to locate in the automobile body guiding hole, be convenient for automobile body slider 340 when moving along the length direction of first guide way 360, can remain throughout with the wearing to establish state of first guide arm 370, further guarantee the stability that automobile body slider 340 removed, avoid automobile body slider 340 to break away from first guide way 360.

In this embodiment, an end of the second link 334 remote from the door slider 350 is hinged to the other end of the first guide bar 370. Specifically, one end of the first guide rod 370 is inserted into the first rotation hole 312 and can rotate in the first rotation hole 312. When the body slider 340 deflects the linkage assembly 330, the second link 334 can deflect relative to the first guide rail 310 through the first guide rod 370, and the deflection stability of the second link 334 is ensured. And the first guide rod 370 can provide a connection installation position for one end of the second link 334, and the installation is performed by providing the installation position of the first guide rail 310 on the vehicle body 100.

In this embodiment, an end of the second link 334 away from the door slider 350 is hinged to a first mounting part 372, the first mounting part 372 is mounted on the other end of the first guide rod 370, and the second link 334 can drive the first guide rod 370 to rotate in the first rotation hole 312 through the first mounting part 372. In other embodiments, a circular hole may be formed in the first mounting member 372, an axial direction of the circular hole is consistent with a length direction of the first guide rod 370, and the other end of the first guide rod 370 is rotatably inserted into the circular hole, and the first guide rod 370 may not rotate in the first rotating hole 312.

In other embodiments, the first link 370 may be omitted, and the end of the second link 334 remote from the door slider 350 may be rotatably mounted on the vehicle body 100.

Referring to fig. 1 to 3, in an embodiment, the door slider 350 is capable of deflecting around the length direction of the second guide rail 320 relative to the second guide rail 320. As shown in fig. 3, when the door 200 is closed, the door 200 is pushed toward the doorway 110 of the vehicle body 100, the door 200 covers the doorway 110 of the vehicle body 100, and the second guide rail 320 and the linkage assembly 330 are located on the side of the first guide rail 310 facing the doorway 110. As shown in fig. 2, during the opening of the vehicle door 200, the vehicle door 200 is pushed outward, and the door slider 350 is moved along the longitudinal direction of the second guide rail 320, and the door slider 350 is able to deflect around the longitudinal direction of the second guide rail 320 with respect to the second guide rail 320. Because the position of the second guide rail 320 relative to the vehicle door 200 is fixed, the vehicle door 200 can deflect relative to the vehicle door sliding piece 350, so that the vehicle door 200 can be parallel to the plane where the access opening 110 is located after being opened, the vehicle door 200 can be opened to one side of the vehicle body 100 in parallel, the occupation of the transverse space after the vehicle door 200 is opened is reduced, and the safety degree after the door is opened is further improved.

Specifically, a strip-shaped second guide structure is arranged on the outer wall of the second guide rail 320, the second guide structure is arranged on the outer wall of the second guide rail 320, and the length direction of the second guide structure is consistent with the length direction of the second guide rail 320; one end of the second guide structure is located on a plane where the door 200 is located, the other end of the second guide structure is located on a side of the second guide rail 320 facing the vehicle body 100, and the door slider 350 is disposed on the second guide structure and is movable on the second guide structure along a longitudinal direction of the second guide structure.

As shown in fig. 3, when the door 200 is in the closed state, the door slider 350 moves to one end of the second guide structure, and the body slider 340 moves to one end of the first guide structure, which is disposed opposite to the one end of the second guide structure. One end of the second guide structure is located on the plane of the door 200, so that the door 200 effectively covers the doorway 110 of the vehicle body 100. As shown in fig. 2, when the door 200 is opened, the door slider 350 moves to the other end of the second guide structure, and the body slider 340 moves to the other end of the first guide structure, which is disposed opposite to the other end of the second guide structure. Since the other end of the first guide structure is located on the side of the second guide rail 320 facing the vehicle body 100, and the second guide rail 320 is disposed on the door 200, it is ensured that the door 200 is rotated relative to the door slider 350, so that the door 200 is opened in parallel relative to the vehicle body 100. By providing the second guide structure, it is possible to not only improve the stability of movement and deflection of the door slider 350, but also ensure stable parallel opening of the door 200 with respect to the vehicle body 100.

Specifically, one end of the first guide structure is adjacent to one end of the second link 334, and one end of the second guide structure is adjacent to one end of the first link 332. As shown in fig. 2, after the vehicle door 200 is opened, the end of the first link 332 connected to the vehicle body slider 340 and the end of the second link 334 are far away from each other, and the end of the second link 334 connected to the vehicle door slider 350 and the end of the first link 332 are far away from each other, so that the distance between the first guide rail 310 and the second guide rail 320 is shortened, and the increase of the occupied space of the vehicle door 200 after opening due to the fact that the vehicle door 200 is far away from the vehicle body 100 after opening is avoided.

In this embodiment, the second guide structure is a second guide groove 380, the second guide groove 380 includes a second positioning groove 381, a second limiting groove 382 and a second transition groove 383, the second positioning groove 381 and the second limiting groove 382 are arranged at intervals along the length direction of the second guide rail 320, and the second transition groove 383 is arranged between the second positioning groove 381 and the second limiting groove 382 and communicates the second positioning groove 381 and the second limiting groove 382; the opening of the second positioning groove 381 faces the plane where the vehicle door 200 is located, and the opening of the second limit groove 382 faces the direction in which the second guide rail 320 faces the vehicle body 100; one end of the door slider 350 is disposed in the second guide groove 380 from the opening side of the second guide groove 380, and the other end of the door slider 350 is hinged to the second link 334; the door slider 350 can reciprocate between the second positioning groove 381 and the second limit groove 382. Specifically, the first positioning groove 361 is close to one end of the second link 334 relative to the first limiting groove 362, and the second positioning groove 381 is close to one end of the first link 332 relative to the second limiting groove 382.

As shown in fig. 3, when the door slider 350 is located in the second positioning groove 381, since the opening of the second positioning groove 381 faces the plane of the vehicle door 200, the door slider 350 is located on the plane of the vehicle door 200, and the vehicle door 200 is closed. As shown in fig. 2, when the door slider 350 is located in the second limiting groove 382, since the second limiting groove 382 opens toward the direction of the second guide rail 320 toward the vehicle body 100, the door slider 350 is located on the side of the second guide rail 320 toward the vehicle body 100, and the opening of the door 200 is realized. The second guide groove 380 effectively restricts the movement and deflection position of the door slider 350, and hence the rotational and movement position of the door 200 with respect to the vehicle body 100.

In one embodiment, the second positioning groove 381 smoothly transitions into the second retaining groove 382 through the second transition groove 383. In other embodiments, the second transition groove 383 can also be an arc-shaped groove, a chute, or another shaped groove, as long as the communication between the second positioning groove 381 and the second limit groove 382 can be achieved.

In other embodiments, the second guiding structure may also be a guiding protrusion, and the door sliding member 350 has a sliding slot at one end and is hinged to the second connecting rod 334 at the other end. The guide protrusion is inserted into the sliding groove, and the door slider 350 can move and deflect relative to the second guide rail 320 by the cooperation of the sliding groove and the guide protrusion.

In an embodiment, the door opening mechanism 300 further includes a second guide rod 390, a second rotating hole 322 is formed in the second guide rail 320, an axial direction of the second rotating hole 322 is a length direction of the second guide rail 320, and one end of the second guide rod 390 is inserted into the second rotating hole 322; the second guide groove 380 is communicated with the second rotation hole 322, a door guide hole is formed at one end of the door slider 350, one end of the door slider 350 passes through the second guide groove 380 and penetrates through the second rotation hole 322, the axial direction of the door guide hole is consistent with the axial direction of the second rotation hole 322, and one end of the second guide rod 390 can penetrate through the door guide hole, so that the door slider 350 can move along the length direction of the second guide rod 390.

Because one end of the door slider 350 can be penetrated through the second guide groove 380 and arranged in the second rotating hole 322, so that one end of the second guide rod 390 can be penetrated through the door guide hole, when the door slider 350 moves along the length direction of the second guide groove 380, the door slider 350 can always keep a penetrating state with the second guide rod 390, the moving stability of the door slider 350 is further ensured, and the door slider 350 is prevented from being separated from the second guide groove 380.

In this embodiment, one end of the first link 332, which is away from the body slider 340, is hinged to the other end of the second link 390. Specifically, one end of the second guide link 390 is disposed through the second rotation hole 322 and can rotate in the second rotation hole 322. When the vehicle body slider 340 drives the vehicle door slider 350 to deflect relative to the second guide rail 320 through the linkage assembly 330, so that the first link 332 can deflect relative to the second guide rail 320 through the second guide link 390, and the stability of the deflection of the first link 332 is ensured. And the second guide link 390 can provide a connection installation position for one end of the first link 332, and the installation only needs to provide an installation position of the second guide rail 320 on the vehicle door 200.

In this embodiment, one end of the first link 332, which is far away from the body sliding part 340, is hinged to a second mounting part 392, the second mounting part 392 is mounted at the other end of the second link 390, and the first link 332 can drive the second link 390 to rotate in the second rotation hole 322 through the second mounting. In other embodiments, a circular hole may be formed in the second mounting member 392, an axial direction of the circular hole is consistent with a length direction of the second guide link 390, and the other end of the second guide link 390 is rotatably inserted into the circular hole and does not rotate in the second rotating hole 322 after entering the second guide link 390.

In other embodiments, the second link 390 may be omitted, and the end of the first link 332 remote from the door slider 350 may be rotatably mounted on the door 200.

In this embodiment, the first connecting rod 332 is a strip-shaped structure, the second connecting rod 334 is a strip-shaped structure, and a plate surface of the first connecting rod 332 faces a plate surface of the second connecting rod 334. As shown in fig. 3, since the first link 332 and the second link 334 are both in a lath structure, when the vehicle door 200 is closed, the thickness of the first link 332 and the second link 334 after crossing is smaller, so that the occupation of the lateral space by the linkage assembly 330 in the closed state of the vehicle door 200 can be further reduced. In other embodiments, the first and second links 332, 334 may be bar-shaped structures, or other structures capable of being shaped.

As shown in fig. 1 to 3, in the door opening mechanism 300, during the door opening process, the door 200 is pushed outward, and through the effective cooperation of the first guide rail 310, the first guide groove 360 on the first guide rail 310, the second guide rail 320, the second guide groove 380 on the second guide rail 320, the first connecting rod 332 and the second connecting rod 334, the parallel opening of the door 200 is realized, the occupation of the door 200 on the lateral space after the door is opened is reduced, and the safety degree of the door opening is improved. When the door is closed, the door 200 is pushed in the direction of the doorway 110 of the vehicle body 100, and the door 200 is closed. The door opening mechanism 300 is simple and reliable in structure, high in structural strength, small in movement in the door opening process, and good in door opening stability.

In other embodiments, the door opening mechanism 300 of any of the above embodiments may also be applied to other devices or structures that require door opening or closing operations.

The technical features of the embodiments described above may be arbitrarily combined, and for the sake of brevity, all possible combinations of the technical features in the embodiments described above are not described, but should be considered as being within the scope of the present specification as long as there is no contradiction between the combinations of the technical features.

The above-mentioned embodiments only express several embodiments of the present invention, and the description thereof is more specific and detailed, but not construed as limiting the scope of the utility model. It should be noted that, for a person skilled in the art, several variations and modifications can be made without departing from the inventive concept, which falls within the scope of the present invention. Therefore, the protection scope of the present patent shall be subject to the appended claims.

In the description of the present invention, it is to be understood that the terms "central," "longitudinal," "lateral," "length," "width," "thickness," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," "clockwise," "counterclockwise," "axial," "radial," "circumferential," and the like are used in the orientations and positional relationships indicated in the drawings for convenience in describing the utility model and to simplify the description, and are not intended to indicate or imply that the referenced device or element must have a particular orientation, be constructed and operated in a particular orientation, and are not to be considered limiting of the utility model.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In the description of the present invention, "a plurality" means at least two, e.g., two, three, etc., unless explicitly specified otherwise.

In the present invention, unless otherwise explicitly stated or limited, the terms "mounted," "connected," "fixed," and the like are to be construed broadly, e.g., as being permanently connected, detachably connected, or integral; can be mechanically or electrically connected; they may be directly connected or indirectly connected through intervening media, or they may be connected internally or in any other suitable relationship, unless expressly stated otherwise. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.

In the present invention, unless otherwise expressly stated or limited, the first feature "on" or "under" the second feature may be directly contacting the first and second features or indirectly contacting the first and second features through an intermediate. Also, a first feature "on," "over," and "above" a second feature may be directly or diagonally above the second feature, or may simply indicate that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature may be directly under or obliquely under the first feature, or may simply mean that the first feature is at a lesser elevation than the second feature.

It will be understood that when an element is referred to as being "secured to" or "disposed on" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. The terms "vertical," "horizontal," "upper," "lower," "left," "right," and the like as used herein are for illustrative purposes only and do not denote a unique embodiment.

Claims (10)

1. A door opening mechanism, comprising:

a first guide rail for being mounted on one side of an entrance of a vehicle body;

the second guide rail is used for being installed on a vehicle door; and

the linkage assembly comprises a first connecting rod and a second connecting rod, the first connecting rod is hinged with the second connecting rod in a crossed mode, one end of the first connecting rod is rotatably arranged on the second guide rail or the vehicle door, the other end of the first connecting rod is hinged with a vehicle body sliding part, the vehicle body sliding part can be movably arranged on the first guide rail along the length direction of the first guide rail, and the vehicle body sliding part can deflect around the length direction of the first guide rail relative to the first guide rail; one end of the second connecting rod is rotatably arranged on the first guide rail or the vehicle body, the other end of the second connecting rod is hinged with a vehicle door sliding piece, and the vehicle door sliding piece can be movably arranged on the second guide rail along the length direction of the second guide rail.

2. The door opening mechanism according to claim 1, wherein a first strip-shaped guide structure is disposed on an outer wall of the first guide rail, a length direction of the first guide structure is a length direction of the first guide rail, one end of the first guide structure is located on a side of the first guide rail facing the entrance of the vehicle body, the other end of the first guide structure is located on a side of the first guide rail facing away from the vehicle body, and the vehicle body sliding member is disposed on the first guide structure and is capable of moving on the first guide structure along the length direction of the first guide structure.

3. The door opening mechanism according to claim 2, wherein the first guide structure is a first guide groove, the first guide groove comprises a first positioning groove, a first limiting groove and a first transition groove, the first positioning groove and the first limiting groove are arranged at intervals along the length direction of the first guide rail, the first transition groove is arranged between the first positioning groove and the first limiting groove and communicated with the first positioning groove and the first limiting groove, the opening of the first positioning groove faces the entrance of the vehicle body, and the opening of the first limiting groove faces the direction opposite to the vehicle body; one end of the vehicle body sliding piece is arranged in the first guide groove from the opening side of the first guide groove, and the other end of the vehicle body sliding piece is hinged with the first connecting rod; the vehicle body sliding part can move between the first positioning groove and the first limiting groove in a reciprocating mode.

4. The door opening mechanism according to claim 3, further comprising a first guide rod, wherein a first rotating hole is formed in the first guide rail, the axial direction of the first rotating hole is the length direction of the first guide rail, one end of the first guide rod is inserted into the first rotating hole, and one end of the second connecting rod, which is far away from the door sliding piece, is hinged to the other end of the first guide rod; the first guide groove is communicated with the first rotating hole, one end of the vehicle body sliding part is provided with a vehicle body guide hole, one end of the vehicle body sliding part penetrates through the first guide groove and penetrates through the first rotating hole, the axis direction of the vehicle body guide hole is consistent with the axis direction of the first rotating hole, and one end of the first guide rod can penetrate through the vehicle body guide hole, so that the vehicle body sliding part can move along the length direction of the first guide rod.

5. The door opening mechanism according to claim 3, wherein the door slider is deflectable relative to the second rail about a length direction of the second rail.

6. The door opening mechanism according to claim 5, wherein a strip-shaped second guide structure is arranged on the outer wall of the second guide rail, the second guide structure is arranged on the outer wall of the second guide rail, and the length direction of the second guide structure is consistent with the length direction of the second guide rail; one end of the first guide structure is close to one end of the second connecting rod, and one end of the second guide structure is close to one end of the first connecting rod; one end of the second guide structure is located on the plane where the vehicle door is located, the other end of the second guide structure is located on one side, facing the vehicle body, of the second guide rail, and the vehicle door sliding piece is arranged on the second guide structure and can move on the second guide structure along the length direction of the second guide structure.

7. The door opening mechanism according to claim 6, wherein the second guide structure is a second guide groove, the second guide groove comprises a second positioning groove, a second limiting groove and a second transition groove, the second positioning groove and the second limiting groove are arranged at intervals along the length direction of the second guide rail, and the second transition groove is arranged between the second positioning groove and the second limiting groove and communicates the second positioning groove and the second limiting groove; the first positioning groove is close to one end of the second connecting rod relative to the first limiting groove, and the second positioning groove is close to one end of the first connecting rod relative to the second limiting groove; the opening of the second positioning groove faces to a plane where the vehicle door is located, and the opening of the second limiting groove faces to the direction of the second guide rail facing to the vehicle body; one end of the vehicle door sliding piece is arranged in the second guide groove from the opening side of the second guide groove, and the other end of the vehicle door sliding piece is hinged with the second connecting rod; the door slider can reciprocate between the second positioning groove and the second stopper groove.

8. The door opening mechanism according to claim 7, further comprising a second guide rod, wherein a second rotating hole is formed in the second guide rail, the axial direction of the second rotating hole is the length direction of the second guide rail, one end of the second guide rod penetrates through the second rotating hole, and one end of the first guide rod, which is far away from the vehicle body sliding part, is hinged to the other end of the second guide rod; the second guide groove is communicated with the second rotating hole, a vehicle door guide hole is formed in one end of the vehicle door sliding piece, one end of the vehicle door sliding piece penetrates through the second guide groove and penetrates through the second rotating hole, the axis direction of the vehicle door guide hole is consistent with the axis direction of the second rotating hole, and one end of the second guide rod can penetrate through the vehicle door guide hole, so that the vehicle door sliding piece can move along the length direction of the second guide rod.

9. The door opening mechanism according to any one of claims 1 to 8, wherein the first link is of a plate-like structure, the second link is of a plate-like structure, and a plate surface of the first link is disposed toward a plate surface of the second link.

10. A vehicle, characterized in that the vehicle comprises:

the vehicle comprises a vehicle body, a door and a window, wherein the vehicle body is provided with an access;

a door openably and closably provided at an entrance and an exit of the vehicle body; and

the door opening mechanism according to any one of claims 1 to 9, wherein the first guide rail is mounted on one side of an entrance and exit of the vehicle body; the second guide rail is mounted on the vehicle door.

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