CN210768332U - Sliding doors and vehicles - Google Patents

Abstract

The utility model belongs to the technical field of vehicle doors, in particular to a sliding vehicle door and a vehicle, comprising a vehicle door body and a sliding guide assembly; the sliding guide assembly includes a sliding guide rail, a guide guide rail and a sliding connecting rod, and the sliding guide rail is fixed on the lower part of the vehicle body and extends along the front and rear directions of the vehicle body, the guide rail is fixed on the lower part of the vehicle body and is located on the inner side of the sliding guide rail, the first end of the sliding link is fixed on the door body, the second end of the sliding link can move along the guide rail, and the sliding link The relative sliding guide rail can move in the left-right and front-rear directions of the vehicle body, so as to guide the door body to move relative to the vehicle body in the left-right and front-rear directions of the vehicle body. The sliding link moves along the sliding guide rail and the guide guide rail, and guides the movement of the door body to realize closing and opening of the door. There is no need to set the upper guide rail and the middle guide rail of the vehicle body.

Description

Sliding doors and vehicles

technical field

The utility model belongs to the technical field of vehicle doors, in particular to a sliding vehicle door and a vehicle.

Background technique

The door body is the only path for passengers to enter and exit the vehicle compartment and take items. The common form of the door body is a hinged revolving door body. The principle is that the door body rotates around the hinge on the front side of the door body to achieve the purpose of opening and closing the door body.

The hinged revolving door body requires a large lateral opening space of the vehicle, which is easy to affect the surrounding pedestrians or vehicles, causing traffic accidents; or for passengers who get on and off in a small parking space, affecting the convenience of getting on and off.

For vans, a common sliding door body can be used for the rear door, and the door body slides forward and backward along the longitudinal direction of the vehicle to reduce the demand for the lateral opening space of the vehicle when the door body is opened and closed. The principle of the ordinary sliding door body is that the upper hinge, middle hinge and lower hinge set on the door move along the upper guide rail, middle guide rail and lower guide rail of the vehicle body respectively to achieve the purpose of opening and closing the door body. Usually, the upper rail is installed in the upper part of the body, the lower rail is installed in the body sill area, and the middle rail is installed in the middle of the body side panel. However, due to the existence of the upper guide rails and the middle guide rails on the body of the ordinary sliding door body, the shape constraints of the upper part of the body and the middle part of the side wall are relatively large, which reduces the freedom of body design. Moreover, due to the space requirements for the arrangement of the guide rails and the middle guide rails on the vehicle body, this technical solution is only applicable to the rear door of the van MPV model, and is not applicable to the doors of other models and the front door of the van MPV model.

Utility model content

The technical problem to be solved by the utility model is: for the existing sliding door body, due to the existence of the upper guide rail and the middle guide rail on the vehicle body, the shape constraints of the upper part of the vehicle body and the middle part of the side wall are relatively large, which reduces the design freedom of the vehicle body. , to provide a sliding door and a vehicle.

In order to solve the above technical problems, on the one hand, an embodiment of the present invention provides a sliding vehicle door, which includes a vehicle door body and a sliding guide assembly;

The sliding guide assembly includes a sliding guide rail, a guiding guide rail and a sliding link, the sliding guide rail is fixed on the lower part of the vehicle body and extends along the front and rear directions of the vehicle body, and the guide rail is fixed on the lower part of the vehicle body and is located at the lower part of the sliding guide rail. On the inner side, the first end of the sliding link is fixed on the door body, the second end of the sliding link can move along the guide rail, and the sliding link can move relative to the sliding rail in the left-right direction of the vehicle body and the front-rear direction, so as to guide the door body to move relative to the vehicle body in the left-right direction and the front-rear direction of the vehicle body.

According to the sliding door of the embodiment of the present invention, the door opening and closing actions of the door body, the sliding rail and the guide rail guide the door body to move along the left and right directions of the vehicle body, so that the door body protrudes from the vehicle body or is embedded in the vehicle body, the sliding guide rail and guide The guide rail guides the door body to move in the front-rear direction of the vehicle body, so that the vehicle door body is close to or away from the vehicle body door frame. Therefore, the sliding link moves along the sliding guide rail and the guide guide rail to guide the door body to open and close the door, so that the door can be closed and opened without the guide rail on the vehicle body and the guide rail in the vehicle body. In the case of the guide rail in the body, the restriction on the body shape design of the guide rail on the body and the guide rail in the body is avoided, the body shape design is more free, and the degree of freedom of the body design is improved.

Optionally, the guide rail includes a first guide rail segment and a second guide rail segment connected to a first end of the first guide rail segment, the second guide rail segment is parallel to the sliding guide rail, and the first guide rail segment is parallel to the sliding guide rail. The guide rail segments are gradually separated from the sliding guide rail from the first end to the second end.

Optionally, the sliding guide assembly further includes a sliding block, the sliding block can move in the front and rear directions of the vehicle body along the sliding guide rail, and the sliding link can move along the sliding block in the left and right direction of the vehicle body .

Optionally, the slider includes a first chute extending in the front-rear direction of the vehicle body and a second chute extending in the left-right direction of the vehicle body, the sliding guide rail is slidably arranged in the first chute, the sliding The connecting rod is slidably arranged in the second chute.

Optionally, the sliding guide assembly further includes a guide sliding member hinged on the second end of the sliding link, and the guide sliding member can move along the guide rail.

Optionally, the guide rail is provided with a guide groove extending along its length direction;

The guide sliding member includes a first wheel frame, a first roller fixed on the first wheel frame and extending into the guide groove, and a first hinge ear arranged on the first wheel frame, the The axle of the first roller is perpendicular to the width direction of the guide groove and the length direction of the guide groove, and the second end of the sliding link is hinged on the first hinge ear.

Optionally, the sliding door further includes an upper sliding assembly, the upper sliding assembly includes an upper guide rail, an upper connecting rod and an upper sliding member, and the upper guide rail is fixed on the inner side of the door body and extends along the vehicle body. are arranged in the longitudinal direction, the first end of the upper link is hinged on the upper sliding member, the second end of the upper link is hinged on the upper part of the vehicle body, and the upper sliding member can move along the upper guide rail .

Optionally, the upper guide rail is provided with an upper floating groove extending along its length direction;

The upper sliding member includes a second wheel frame, a second roller, an upper limit portion and a second hinge ear, the second wheel frame is located in the upper floating groove, and the second roller is fixed to the second The wheel frame rolls on and along the upper floating groove, the upper position protruding from the second wheel frame is used to prevent the second wheel frame from disengaging from the upper floating groove, and the second hinge ear One end of the upper link is fixed on the second wheel frame, the other end of the second hinge ear protrudes out of the upper floating groove, and the first end of the upper link is hinged to the other end of the second hinge ear. one end.

Optionally, the sliding door further includes a lower sliding assembly, the lower sliding assembly includes a lower guide rail, a lower link and a lower sliding member, the lower guide rail is fixed on the inner side of the door body and extends along the vehicle body. are arranged in the longitudinal direction, the first end of the lower link is hinged on the lower sliding member, the second end of the lower link is hinged on the lower part of the vehicle body, and the lower sliding member can move along the lower guide rail .

Optionally, the lower guide rail is provided with a lower floating groove extending along its length direction;

The lower sliding part includes a third wheel frame, a third roller, a lower limit part and a third hinge ear, the third wheel frame is located in the lower floating groove, and the third roller is fixed to the third The wheel frame rolls on and along the lower floating groove, the lower limit portion protrudes from the third wheel frame to prevent the third wheel frame from being detached from the lower floating groove, and the third hinge ear One end of the lower link is fixed on the third wheel frame, the other end of the third hinge ear protrudes out of the lower floating groove, and the first end of the lower link is hinged to the other end of the third hinge ear .

Optionally, the first guide rail section and the second guide rail section transition smoothly.

Optionally, the sliding door further includes a driving assembly connected with the sliding link to drive the sliding link to move along the guide rail.

Optionally, the sliding door further includes a drive assembly, the drive assembly includes a first pull cord, a second pull cord, a first guide wheel, a second guide wheel and a power mechanism;

The first guide wheel is arranged at the second end of the first guide rail segment, and the second guide wheel is arranged at the end of the second guide rail segment away from the first guide rail segment;

One end of the first pull rope is connected to the second end of the sliding link, the first pull rope is wound around the first guide wheel, and the other end of the first pull rope is connected to the power mechanism ;

One end of the second pull rope is connected to the second end of the sliding link, the second pull rope is wound through the second guide wheel, and the other end of the second pull rope is connected to the power mechanism ;

The power mechanism drives the first pull rope to extend or shorten, the power mechanism drives the second pull rope to extend or shorten, and the first pull rope and the second pull rope move in opposite directions.

On the other hand, an embodiment of the present invention provides a vehicle including a front door and a rear door, and at least one of the front door and the rear door adopts the sliding door.

Description of drawings

1 is a schematic diagram of a sliding door provided in an embodiment of the present invention in a closed state;

2 is a schematic diagram of a sliding door provided in an embodiment of the present invention in an open state;

3 is a schematic diagram of a guide rail in a sliding vehicle door provided by an embodiment of the present invention;

4 is a schematic diagram of a slider in a sliding vehicle door provided by an embodiment of the present invention;

5 is a schematic diagram of a sliding link and a guide sliding member in a sliding door provided by an embodiment of the present invention;

6 is a schematic diagram of a sliding guide rail in a sliding vehicle door provided by an embodiment of the present invention;

7 is a schematic diagram of an upper guide rail in a sliding vehicle door provided by an embodiment of the present invention;

8 is a side view of an upper guide rail in a sliding vehicle door provided by an embodiment of the present invention;

9 is a schematic diagram of a lower guide rail in a sliding vehicle door provided by an embodiment of the present invention;

10 is a schematic diagram of an upper link and an upper sliding member in a sliding door provided by an embodiment of the present invention;

11 is a schematic diagram of a lower link and a lower sliding member in a sliding door provided by an embodiment of the present invention;

12 is a schematic diagram of a drive assembly in a sliding vehicle door provided by an embodiment of the present invention.

The reference numbers in the description are as follows:

1. The door body;

2. Sliding guide assembly; 21, Sliding guide rail; 22, Guide guide rail; 221, First guide rail segment; 222, Second guide rail segment; 223, Guide groove; 23, Sliding link; 24, Slider; 241, 242, the second chute; 25, the guide sliding piece; 251, the first wheel frame; 252, the first roller; 253, the first hinge ear;

3. Upper sliding assembly; 31, upper guide rail; 311, upper floating groove; 3111, first main body groove; 3112, first opening groove; 32, upper connecting rod; 33, upper sliding member; 331, second wheel frame; 332, the second roller; 333, the upper limit part; 334, the second hinge ear;

4. Lower sliding assembly; 41, lower guide rail; 411, lower floating groove; 4111, second main body groove; 4112, second opening groove; 42, lower connecting rod; 43, lower sliding part; 431, third wheel frame; 432, the third roller; 433, the lower limit part; 434, the third hinge ear;

5. Drive assembly; 51. First pull rope; 52, Second pull rope; 53, First guide wheel; 54, Second guide wheel; 55, Power mechanism.

Detailed ways

In order to make the technical problems, technical solutions and beneficial effects solved by the present utility model clearer, the present utility model will be further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are only used to explain the present invention, and are not intended to limit the present invention.

In the description of the present invention, it should be understood that the terms "length", "width", "upper", "lower", "front", "rear", "left", "right", "vertical" , "horizontal", "top", "bottom", "inside", "outside" and other indicated orientations or positional relationships are based on the orientations or positional relationships shown in the accompanying drawings, only for the convenience of describing the present utility model and simplifying the description, Rather than indicating or implying that the indicated device or element must have a particular orientation, be constructed and operate in a particular orientation, it should not be construed as a limitation of the present invention.

In addition, the terms "first" and "second" are only used for descriptive purposes, and should not be construed as indicating or implying relative importance or implying the number of indicated technical features. Thus, a feature defined as "first" or "second" may expressly or implicitly include one or more of that feature. In the description of the present invention, "plurality" means two or more, unless otherwise expressly and specifically defined.

In the present utility model, unless otherwise expressly specified and limited, the terms "installation", "connection", "connection", "fixed" and other terms should be understood in a broad sense, for example, it may be a fixed connection or a detachable connection Connection, or integration; it can be a mechanical connection or an electrical connection; it can be a direct connection or an indirect connection through an intermediate medium, and it can be the internal communication between the two elements or the interaction relationship between the two elements. For those of ordinary skill in the art, the specific meanings of the above terms in the present invention can be understood according to specific situations.

As shown in FIG. 1 to FIG. 12 , an embodiment of the present invention provides a sliding door applied to an automobile, which includes a door body 1 and a sliding guide assembly 2 .

The sliding guide assembly 2 includes a sliding guide rail 21 , a guide rail 22 and a sliding link 23 . The sliding guide rail 21 is fixed at the lower part of the vehicle body and extends along the front and rear directions of the vehicle body. The guide rail 22 is fixed at the lower part of the vehicle body and is located inside the sliding guide rail 21 (Specifically, it is located on the side of the sliding guide rail 21 away from the door body 1). The first end of the sliding link 23 is fixed on the door body 1, the second end of the sliding link 23 can move along the guide rail 22, and the sliding link 23 can move relative to the sliding guide 21 in the left-right and front-rear directions of the vehicle body to The door body 1 is guided to move relative to the vehicle body in the left-right direction and the front-rear direction of the vehicle body.

The sliding link 23 can move relative to the sliding rail 21 in the left-right direction and the front-rear direction of the vehicle body. direction move.

For example, the sliding link 23 can move along the sliding rail 21 , that is, in the front-rear direction of the vehicle body, and at the same time, the sliding link 23 can move relative to the sliding rail 21 in the left and right directions of the vehicle door. The cooperation between the sliding connecting rod 23 and the sliding guide rail 21 enables the sliding connecting rod 23 to move freely along the front-rear direction of the vehicle body and the left-right direction of the vehicle body. The second end of the sliding link 23 can move along the guide rail 22, so the guide rail 22 can guide the sliding link 23 to move in the left-right direction of the vehicle body and guide the sliding link 23 to move along the vehicle body front-rear direction.

The sliding rails 21 and the guide rails 22 move the door body 1 along the left and right directions of the vehicle body, so that the door body 1 protrudes from the vehicle body or is embedded in the vehicle body, and the sliding rails 21 and the guide rails 22 guide the door body 1 to move in the front and rear directions of the vehicle body, so that the door body 1 moves in the front and rear directions of the vehicle body. 1Close to or away from the body door frame. Specifically, the door body 1 includes a door opening action and a door closing action.

The door opening action of the door body 1 includes two stages of door opening movement. In the first stage of the door opening movement, the sliding link 23 moves along the left and right directions of the vehicle body under the combined action of the sliding guide rails 21 and the guide rails 22, so that the door body 1 protrudes out of the body. The vehicle body has a space to move in the front-rear direction of the vehicle body. Then enter the second stage of door opening movement. In the second stage of door opening movement, the sliding link 23 moves along the front and rear directions of the vehicle body under the combined action of the sliding guide rail 21 and the guide rail 22, and the sliding link 23 drives the door body 1 along the front and rear direction of the vehicle body. Move away from the vehicle body door frame, and finally realize the door opening action of the vehicle door body 1 .

The door closing action of the vehicle door body 1 includes two stages of door closing movement, namely, a first stage of door closing movement and a second stage of door closing movement, and the first stage of door closing movement is opposite to the second stage of door opening movement. The first stage of door closing movement is in the middle, the sliding link 23 moves along the front and rear directions of the vehicle body under the combined action of the sliding guide rail 21 and the guide rail 22, and the sliding link 23 drives the door body 1 to move in the front and rear direction of the vehicle body, thereby approaching the front and rear of the vehicle body. position of the door frame. Then enter the second stage of door closing movement. During the second stage of door closing movement, the sliding link 23 moves along the left and right directions of the vehicle body under the combined action of the sliding guide rail 21 and the guide rail 22, thereby driving the door body 1 to be embedded in the vehicle body (specifically, It is embedded in the door frame of the vehicle body), and finally the door closing action of the door body 1 is realized.

During the door closing action and the door opening action, the sliding link 23 moves along the sliding rail 21 and the guide rail 22 to guide the door body 1 to perform the door opening action and the door closing action. The door can be closed and opened without the need to set the guide rail 31 on the body and the guide rail in the body, avoiding the restriction of the guide rail 31 on the body and the guide rail in the body on the body shape design, the body shape design is more free, and the degree of freedom of the body design is improved. .

The arrangement of the guide rails 31 on the vehicle body and the guide rails in the vehicle body has requirements for the shape of the vehicle body. Since the guide rails 31 on the vehicle body and the guide rails in the vehicle body are straight structures, the top and middle parts of the side walls of the vehicle body are required to be straight. The main models of these two requirements are van MPVs (Multi-Purpose Vehicles, multi-purpose vehicles), and the specific application location is the rear door. The sliding door moved by the guide rail 31 on the body and the guide rail in the body cannot be applied to the front door of the van MPV. , and cannot be applied to other models. The sliding door of the present invention does not need to be moved by the guide rails 31 on the vehicle body and the guide rails in the vehicle body, and the application occasion is not limited by the shape of the vehicle body, and can be applied to various vehicle types, such as the front door and rear door of van MPV, the front door and rear door of car, SUV ( The front door and rear door of sport utility vehicle, sport utility vehicle), have better adaptability to the model.

In one embodiment, the guide rail 22 includes a first guide rail segment 221 and a second guide rail segment 222 connected to a first end of the first guide rail segment 221. The second guide rail segment 222 is parallel to the sliding guide rail 21. The first guide rail segment 221 gradually moves away from the sliding guide rail 21 from the first end to the second end (specifically, the angle formed by the first guide rail segment 221 and the second guide rail segment 222 is greater than or equal to 90 degrees and less than 180 degrees).

The door opening action of the door body 1 includes two stages of door opening movement. The first stage of the door opening movement is guided by the sliding guide rail 21 and the first guide rail section 221 to guide the door body 1 to move. The first guide rail section 221 moves from the second end of the first guide rail section 221 to the first end of the first guide rail section 221, so that the door body 1 is guided to move out of the vehicle body through the sliding link 23, so that the door body 1 protrudes In the vehicle body, there is space to move in the front and rear direction of the vehicle body. When the second end of the sliding link 23 moves to the second guide rail section 222, it enters the second stage of door opening movement. During the action, the second end of the sliding link 23 moves along the second guide rail section 222 away from the first guide rail section 221 , and the sliding link 23 drives the door body 1 to move in the front and rear directions of the vehicle body, thereby moving away from the vehicle body door frame, and finally realizes the The door opening action of the door body 1.

The door closing action of the vehicle door body 1 includes two stages of door closing movement, namely, a first stage of door closing movement and a second stage of door closing movement, and the first stage of door closing movement is opposite to the second stage of door opening movement. The first door closing movement is guided by the sliding guide rail 21 and the second guide rail section 222 to guide the door body 1 to move. During this door closing movement, the second end of the sliding link 23 is approaching the first guide rail along the second guide rail section 222 When the segment 221 moves in the direction, the sliding link 23 drives the door body 1 to move in the front-rear direction of the vehicle body, so as to approach the position facing the vehicle body door frame. When the second segment of the sliding link 23 moves to the first end of the first guide rail segment 221, it enters the second segment of door closing motion, which is opposite to the first segment of door opening motion. The door body 1 is guided by the sliding guide rail 21 and the first guide rail section 221 to move in the second door closing movement. During this door closing movement, the second end of the sliding link 23 moves along the first guide rail section 221 from the first guide rail section 221 One end moves toward the second end of the first guide rail segment 221 (that is, moves along the first guide rail segment 221 in a direction away from the second guide rail segment 222 ), thereby driving the door body 1 to be embedded in the vehicle body (specifically, embedded in the vehicle body door frame). ) to finally realize the door closing action of the door body 1 .

Since the first guide rail segment 221 gradually moves away from the sliding guide rail 21 from the first end to the second end, the movement of the first end includes two partial movements. The first partial movement is that the sliding link 23 moves along the left and right directions of the vehicle body to drive the door The body 1 moves out of the body or drives the door body 1 to be embedded in the body door frame. The second part of the movement is that the sliding link 23 moves along the first sliding guide rail 21 so that the door body 1 is close to or away from the position facing the body door frame. The movement is that the slide link 23 moves in the front-rear direction of the vehicle body. This arrangement is convenient for avoiding each other when the front door and the rear door are facing each other, so as to avoid the movement interference of the front and rear doors.

In one embodiment, as shown in FIG. 1 and FIG. 2 , the sliding guide assembly 2 further includes a slider 24 , and the slider 24 can move along the sliding rail 21 in the front and rear directions of the vehicle body, thereby guiding the door body 1 along the front and rear of the vehicle body. The sliding link 23 is slidably arranged on the slider 24, and the sliding link 23 can move along the slider 24 in the left and right directions of the vehicle body, thereby guiding the door body 1 to move along the left and right directions of the vehicle body.

In one embodiment, as shown in FIG. 4 , the slider 24 includes a first chute 241 extending in the front-rear direction of the vehicle body and a second chute 242 extending in the left-right direction of the vehicle body. In the groove 241 , the sliding link 23 is slidably arranged in the second sliding groove 242 . The first chute 241 provided on the slider 24 cooperates with the sliding guide rail 21 to guide the slider 24 to move in the front and rear directions of the vehicle body. The second sliding groove 242 provided on the slider 24 cooperates with the sliding link 23 to guide the sliding link 23 to move along the left and right directions of the vehicle body.

At the same time, the second sliding groove 242 limits the angle of the sliding link 23 (or restricts the orientation of the sliding link 23 ), so that when the driving assembly 5 hereinafter pulls the second end of the sliding link 23 to move, the door body 1 No deflection about the second end of the sliding link 23 occurs. And avoid the problem of deflection of the door body 1 around the second end of the sliding link 23 due to the influence of its own gravity.

In one embodiment, as shown in FIG. 1 , FIG. 2 , and FIG. 5 , the sliding guide assembly 2 further includes a guide sliding member 25 hinged on the second end of the sliding link 23 , and the guide sliding member 25 can move along the guide rail. 22 moves. The guide slider 25 cooperates with the guide rail 22, and the guide slider 25 moves along the guide rail 22, since the guide rail 22 itself includes the first rail segment 221 and the second rail segment 222, and the first rail segment 221 and the second rail The guide rail section 222 is angled, and the guide sliding member 25 will deflect angularly when moving along the guide rail 22. The connection between the guide sliding member 25 and the sliding link 23 is hinged, so that the guide sliding member 25 can be relative to the sliding link 23. The sliding link 23 forms relative rotation, and the sliding link 23 can allow the angular deflection of the guide sliding member 25 during the movement process, so as to avoid movement interference between the sliding link 23 and the guide sliding member 25 .

In one embodiment, as shown in FIG. 3 and FIG. 5 , the guide rail 22 is provided with a guide groove 223 extending along the longitudinal direction thereof. The guide sliding member 25 includes a first wheel frame 251, a first roller 252 and a first hinge lug 253. The first roller 252 is fixed on the first wheel frame 251, and the first roller 252 extends into the guide groove 223 along the guide groove. 223 moves, the first hinge ear 253 is arranged on the first wheel frame 251 , and the second end of the sliding link 23 is hinged on the first hinge ear 253 . Specifically, the rotation plane of the first roller 252 is parallel to the plane where the width direction of the guide groove 223 and the length direction of the guide groove 223 are located, that is, the axle of the first roller 252 is perpendicular to the width direction of the guide groove 223 and the length of the guide groove 223 direction. In the guide sliding member 25 , the first roller 252 moves along the guide groove 223 , the guide sliding member 25 can guide the sliding link 23 to move through the guide groove 223 , and can also use the space between the first roller 252 and the guide groove 223 The cooperation limits the movement trajectory of the sliding link 23 to ensure that the door body 1 is installed to move on a predetermined trajectory.

Regarding the movement cooperation between the second end of the sliding link 23 and the guide rail 22 , the aforementioned guide sliding member 25 moves and cooperates with the guide rail 22 by arranging the first roller 252 , which is an embodiment of rolling fit. The moving fit also includes an embodiment in which the guide sliding member 25 is slidably matched with the guide rail 22 . Specifically, the guide rail 22 is provided with a guide groove 223 extending along its length direction, and the guide For the sliding part (not shown in the figure), the second end of the sliding link 23 moves along the guide rail 22 through the sliding cooperation between the sliding part and the guide groove 223 .

In one embodiment, as shown in FIG. 1 and FIG. 2 , the sliding door further includes an upper sliding assembly 3, and the upper sliding assembly 3 includes an upper guide rail 31, an upper connecting rod 32 and an upper sliding member 33, and the upper guide rail 31 is fixed. On the inner side of the door body 1 and along the length direction of the vehicle body, the first end of the upper link 32 is hinged on the upper sliding member 33, the second end of the upper link 32 is hinged on the upper part of the vehicle body, and the upper sliding member 33 can be hinged. Move along the upper guide rail 31 . In the upper sliding assembly 3, the upper guide rail 31 is fixed on the door body 1, and at the same time, the door body 1 is connected with the vehicle body through the upper connecting rod 32, and the vehicle door body is guided by the movement of the upper sliding member 33 and the upper guide rail 31. 1 to move, thereby increasing the stability of the movement of the door body 1 .

During the movement of the door body 1, the upper link 32 swings around the second end of the upper link 32, and the upper link 32 and the upper sliding member 33 are connected in a hinged manner, which prevents the upper link 32 from sliding with the upper link 32. The movement interference between the members 33 ensures that the upper sliding member 33 can move smoothly along the upper guide rail 31 .

Specifically, the second end of the upper link 32 is hinged to the upper part of the body door frame.

In one embodiment, as shown in FIG. 1 , FIG. 2 , and FIG. 10 , the upper guide rail 31 is provided with an upper floating groove 311 extending along its length direction. The upper sliding member 33 includes a second wheel frame 331, a second roller 332, an upper limit portion 333 and a second hinge ear 334. The second wheel frame 331 is located in the upper floating groove 311, and the second roller 332 is fixed to the second wheel frame 331 and extend into the upper floating groove 311 for rolling, the upper limit portion 333 protrudes from the second wheel frame 331 to prevent the second wheel frame 331 from being detached from the upper floating groove 311, and one end of the second hinge ear 334 is fixed to the first wheel frame 331. On the wheel frame 251 , the other end of the second hinge ear 334 protrudes out of the upper floating groove 311 , and the first end of the upper link 32 is hinged to the other end of the second hinge ear 334 . Through the rolling cooperation between the second roller 332 and the upper floating groove 311, the upper sliding member 33 can move along the upper guide rail 31, and the upper limit part 333 restricts the second wheel frame 331 from disengaging from the upper floating groove 311, and the upper link Both ends of 32 are hingedly connected to the sliding member 33 and the upper part of the vehicle body, so the door body 1 can be prevented from turning over, making the door body 1 more stable when opening and closing the door.

Specifically, the upper floating slot 311 includes a first main body slot 3111 and a first opening slot 3112. The first main body slot 3111 is located in the upper guide rail 31, and one side of the first opening slot 3112 communicates with the first main body slot 3111. An opening slot 3112 is exposed on the side of the upper rail 31 facing the interior of the vehicle body, and the vertical dimension of the first main body slot 3111 is larger than the vertical dimension of the first opening slot 3112 . In the upper sliding member 33 , the second wheel frame 331 is located in the first main body groove 3111 , and the second roller 332 rolls along the inner wall of the first main body groove 3111 facing the inside of the vehicle body. The vertical dimension of the upper limit portion 333 is larger than the vertical dimension of the first opening groove 3112, so that the upper limit portion 333 can restrict the second wheel carrier 331 from being detached from the first main body groove 3111. One end of the second hinge ear 334 is fixedly connected with the second wheel frame 331 , and the other end of the second hinge ear 334 is hinged with the first end of the upper link 32 .

The upper sliding member 33 moves along the upper guide rail 31 , that is, the upper sliding member 33 moves and cooperates with the upper guide rail 31 . The aforementioned upper sliding member 33 is provided with a second roller 332 , and the second roller 332 rolls along the upper floating groove 311 to realize the rolling cooperation between the upper sliding member 33 and the upper guide rail 31 . For the embodiment of sliding cooperation between the upper sliding member 33 and the upper guide rail 31, specifically, the upper sliding member 33 is provided with a sliding groove (not shown in the figure) that matches the upper guide rail 31, so that the upper sliding member 33 slides along the upper guide rail 31 . Of course, the upper guide rail 31 may also be provided with a chute, and the upper sliding member 33 is partially embedded in the chute to form a sliding fit.

In one embodiment, as shown in FIGS. 1 and 2 , the sliding door further includes a lower sliding assembly 4 , and the lower sliding assembly 4 includes a lower guide rail 41 , a lower link 42 and a lower sliding member 43 , and the lower link 42 The first end of the lower link 42 is hinged on the lower sliding member 43 , the second end of the lower link 42 is hinged on the lower part of the vehicle body, and the lower sliding member 43 can move along the lower guide rail 41 . In the lower sliding assembly 4 , the lower guide rail 41 is fixed on the door body 1 , and at the same time, the door body 1 is connected with the vehicle body through the lower link 42 , and the door body 1 is guided by the moving cooperation of the lower sliding member 43 and the lower guide rail 41 . move, thereby increasing the stability of the movement of the door body 1 .

During the movement of the door body 1, the lower link 42 swings around the second end of the lower link 42, and the lower link 42 and the lower sliding member 43 are connected in a hinged manner, preventing the lower link 42 from sliding with the lower link 42. The movement interference between the parts 43 ensures that the lower sliding part 43 can move smoothly along the lower guide rail 41 .

Specifically, the second end of the lower link 42 is hinged to the lower portion of the vehicle body door frame.

In one embodiment, as shown in FIG. 1 , FIG. 2 , and FIG. 11 , the lower guide rail 41 is provided with a lower floating groove 411 extending along its length direction. The lower sliding member 43 includes a third wheel frame 431, a third roller 432, a lower limit portion 433 and a third hinge ear 434. The third wheel frame 431 is located in the lower floating groove 411, and the third roller 432 is fixed to the third wheel frame 431 rolls up and along the lower floating groove 411, the lower limit portion 433 protrudes from the third wheel frame 431 to prevent the third wheel frame 431 from being detached from the lower floating groove 411, and one end of the third hinge ear 434 is fixed to the first wheel On the frame 251 , the other end of the third hinge ear 434 protrudes out of the lower floating groove 411 , and the first end of the lower link 42 is hinged to the other end of the third hinge ear 434 . Through the rolling cooperation between the third roller 432 and the lower floating groove 411, the lower sliding member 43 can move along the lower guide rail 41, and at the same time, the lower limiting portion 433 restricts the third wheel frame 431 from disengaging from the lower floating groove 411, and the lower link Both ends of 42 are hingedly connected to the lower sliding member 43 and the lower part of the vehicle body, so the door body 1 can be prevented from turning over, making the door body 1 more stable when opening and closing the door.

Specifically, the lower floating slot 411 includes a second main body slot 4111 and a second opening slot 4112. The second main body slot 4111 is located in the upper guide rail 31, and one side of the second opening slot 4112 communicates with the second main body slot 4111. The two opening grooves 4112 are exposed on the side of the lower rail 41 facing the interior of the vehicle body, and the vertical dimension of the second main body groove 4111 is larger than the vertical dimension of the second opening groove 4112 . In the lower sliding member 43 , the third wheel frame 431 is located in the second main body groove 4111 , and the third roller 432 rolls along the inner wall of the second main body groove 4111 which faces the inside of the vehicle body. The vertical dimension of the lower limiting portion 433 is larger than the vertical dimension of the second opening groove 4112, so that the lower limiting portion 433 can restrict the third wheel carrier 431 from being detached from the second main body groove 4111. One end of the third hinge ear 434 is fixedly connected to the third wheel frame 431 , and the other end of the third hinge ear 434 is hinged to the first end of the lower link 42 .

The lower sliding member 43 moves along the lower guide rail 41 , that is, the lower sliding member 43 moves and cooperates with the lower guide rail 41 . Specifically, the matching manner of the lower sliding member 43 and the lower guide rail 41 includes rolling fit and sliding fit. The aforementioned lower sliding member 43 is provided with a third roller 432 , and the rolling cooperation between the lower sliding member 43 and the lower guide rail 41 is realized by the third roller 432 rolling along the lower floating groove 411 . For the embodiment of sliding cooperation between the lower sliding member 43 and the lower guide rail 41 , specifically, the lower sliding member 43 is provided with a chute matching the lower guide rail 41 , so that the lower sliding member 43 slides along the lower guide rail 41 . Of course, the lower guide rail 41 may also be provided with a chute, and the lower sliding member 43 is partially embedded in the chute to form a sliding fit.

For the upper sliding assembly 3 and the lower sliding assembly 4, only the upper sliding assembly 3, or only the lower sliding assembly 4, or both the upper sliding assembly 3 and the lower sliding assembly 4 can be provided.

In one embodiment, the first guide rail section 221 and the second guide rail section 222 smoothly transition, so that the second end of the sliding link 23 can smoothly move along the guide rail 22, The first roller 252 can roll smoothly along the guide groove 223 .

Regarding the power for opening and closing the door body 1, the door body 1 can be moved manually. Specifically, the door body 1 is pushed through the door handle on the door body 1, so that the door body 1 can be opened under the guidance of the sliding guide assembly 2. and closing action. If the upper sliding assembly 3 and the lower sliding assembly 4 are provided, the upper sliding assembly 3 and the lower sliding assembly 4 also participate in guiding the door opening and closing actions of the vehicle door body 1 .

Of course, in one embodiment, the sliding door further includes a driving assembly 5, which is connected with the sliding link 23 to drive the sliding link 23 to move along the guide rail 22, thereby realizing automatic door opening and automatic door closing.

Specifically, the drive assembly 5 can move directly with the sliding link 23 to directly pull the sliding link 23 , and the drive assembly 5 can also move with the aforementioned sliding block 24 , or with the first wheel frame in the aforementioned guiding sliding member 25 . 251 connections.

In one embodiment, as shown in FIG. 12 , the sliding door further includes a drive assembly 5 , and the drive assembly 5 includes a first pull cord 51 , a second pull cord 52 , a first guide wheel 53 , a second guide wheel 54 and Power mechanism 55 .

Specifically, the first guide wheel 53 is disposed at the second end of the first guide rail section 221 , and the second guide wheel 54 is disposed at the end of the second guide rail section 222 away from the first guide rail section 221 . One end of the first pull rope 51 is connected to the second end of the sliding link 23 , the first pull rope 51 is wound around the first guide wheel 53 , and the other end of the first pull rope 51 is connected to the power mechanism 55 . One end of the second pull rope 52 is connected to the second end of the sliding link 23 , the second pull rope 52 is wound around the second guide wheel 54 , and the other end of the second pull rope 52 is connected to the power mechanism 55 . The power mechanism 55 drives the first pull rope 51 to extend or shorten, the power mechanism 55 drives the second pull rope 52 to extend or shorten, and the first pull rope 51 and the second pull rope 52 move in opposite directions.

Both ends of the first pull rope 51 are connected to the power mechanism 55 and the second end of the sliding link 23 , the first pull rope 51 is wound around the first guide wheel 53 , and both ends of the second pull rope 52 are connected to the power mechanism 55 and the sliding link At the second end of 23, the second pull rope 52 is wound around the second guide wheel 54, and the power mechanism 55 can drive the two pull ropes to move in the opposite direction. The two pull ropes 52 are shortened; when the first pull rope 51 of the power mechanism 55 is shortened, it drives the second pull rope 52 to extend at the same time, thereby pulling the sliding link 23 to move along the guide rail 22 through the first pull rope 51 and the second pull rope 52 , or move along the sliding rail 21 .

Specifically, one end of the first pulling rope 51 is connected with the first wheel frame 251 in the guide sliding member 25 , and one end of the second pulling rope 52 is connected with the first wheel frame 251 in the guiding sliding member 25 .

For the embodiment of the drive assembly 5, it can also be a linear drive device (not shown in the figure), such as including a motor (not shown in the figure), a screw (not shown in the figure), and a nut seat (not shown in the figure) (not shown) and guide rails (not shown in the figure) are combined into a linear drive device, the nut seat is connected to the aforementioned slider 24, and the motor cooperates with the nut seat through the screw rod, so that the nut seat can drive the aforementioned slider 24 to move, thereby Realize that the drive assembly 5 drives the door body 1 to automatically open and close the door.

An embodiment of the present invention also provides a vehicle, comprising a front door (not shown in the figure) and a rear door (not shown in the figure), and at least one of the front door and the rear door adopts the aforementioned sliding door. When the aforementioned sliding doors are used for the front door and the rear door, there is no need to set the guide rails 31 on the vehicle body and the guide rails in the vehicle body, so as to avoid the restriction on the design of the vehicle body by the guide rails 31 on the vehicle body and the guide rails in the vehicle body. degrees of freedom.

The above are only preferred embodiments of the present invention, and are not intended to limit the present invention. Any modifications, equivalent replacements and improvements made within the spirit and principles of the present invention shall be included in the present invention. within the scope of protection of the utility model.

Claims (14)

1. A sliding vehicle door is characterized by comprising a vehicle door body and a sliding guide component;

the sliding guide assembly comprises a sliding guide rail, a guide rail and a sliding connecting rod, the sliding guide rail is fixed to the lower portion of the automobile body and extends along the front-rear direction of the automobile body, the guide rail is fixed to the lower portion of the automobile body and located on the inner side of the sliding guide rail, the first end of the sliding connecting rod is fixed to the automobile door body, the second end of the sliding connecting rod can move along the guide rail, and the sliding connecting rod can move relative to the sliding guide rail along the left-right direction and the front-rear direction of the automobile body to guide the automobile door body to move relative to the automobile body along the.

2. A sliding vehicle door as claimed in claim 1, wherein the guide track includes a first track section and a second track section connected to a first end of the first track section, the second track section being parallel to the glide track, the first track section being progressively further from the glide track from the first end to the second end.

3. The sliding vehicle door according to claim 1, wherein the slide guide assembly further comprises a slider movable in a vehicle body front-rear direction along the slide guide rail, and the slide link is movable in a vehicle body left-right direction along the slider.

4. The sliding vehicle door according to claim 3, wherein the slider includes a first sliding groove extending in a front-rear direction of the vehicle body and a second sliding groove extending in a left-right direction of the vehicle body, the slide rail is slidably disposed in the first sliding groove, and the slide link is slidably disposed in the second sliding groove.

5. The sliding vehicle door of claim 1, wherein the glide guide assembly further comprises a guide glide hinged to the second end of the sliding link, the guide glide being movable along the guide rail.

6. A sliding vehicle door according to claim 5, wherein the guide rail is provided with a guide groove extending along a length direction thereof;

the guide sliding piece comprises a first wheel frame, a first roller fixed on the first wheel frame and extending into the guide groove, and a first hinge lug arranged on the first wheel frame, wherein the wheel shaft of the first roller is vertical to the width direction of the guide groove and the length direction of the guide groove, and the second end of the sliding connecting rod is hinged on the first hinge lug.

7. The sliding door according to claim 1, further comprising an upper sliding assembly, wherein the upper sliding assembly comprises an upper guide rail, an upper connecting rod and an upper sliding member, the upper guide rail is fixed on the inner side surface of the door body and is arranged along the length direction of the vehicle body, a first end of the upper connecting rod is hinged on the upper sliding member, a second end of the upper connecting rod is hinged on the upper part of the vehicle body, and the upper sliding member can move along the upper guide rail.

8. A sliding vehicle door as claimed in claim 7, wherein said upper track has an upper float groove extending along the length thereof;

the upper sliding part comprises a second wheel frame, a second roller, an upper limiting part and a second hinging lug, the second wheel frame is positioned in the upper floating groove, the second roller is fixed on the second wheel frame and rolls along the upper floating groove, the upper limiting part protrudes out of the second wheel frame and is used for preventing the second wheel frame from being separated from the upper floating groove, one end of the second hinging lug is fixed on the second wheel frame, the other end of the second hinging lug extends out of the upper floating groove, and the first end of the upper connecting rod is hinged to the other end of the second hinging lug.

9. The sliding door according to any one of claims 1 to 8, further comprising a lower slider assembly, the lower slider assembly comprising a lower rail, a lower link, and a lower slider, the lower rail being fixed to an inner side surface of the door body and arranged along a length direction of the vehicle body, a first end of the lower link being hinged to the lower slider, a second end of the lower link being hinged to a lower portion of the vehicle body, the lower slider being movable along the lower rail.

10. A sliding vehicle door as claimed in claim 9, wherein said lower track is provided with a lower float groove extending along the length thereof;

the lower sliding part comprises a third wheel frame, a third roller, a lower limiting part and a third hinge lug, the third wheel frame is located in the lower floating groove, the third roller is fixed on the third wheel frame and rolls along the lower floating groove, the lower limiting part protrudes out of the third wheel frame and is used for preventing the third wheel frame from being separated from the lower floating groove, one end of the third hinge lug is fixed on the third wheel frame, the other end of the third hinge lug extends out of the lower floating groove, and the first end of the lower connecting rod is hinged to the other end of the third hinge lug.

11. The sliding vehicle door of claim 2, wherein the first rail segment transitions smoothly with the second rail segment.

12. The sliding vehicle door of claim 2 further comprising a drive assembly coupled to the sliding link to drive the sliding link along the guide track.

13. The sliding vehicle door of claim 12 further comprising a drive assembly, the drive assembly including a first pull cord, a second pull cord, a first guide wheel, a second guide wheel, and a power mechanism;

the first guide wheel is arranged at the second end of the first guide rail section, and the second guide wheel is arranged at the end part, far away from the first guide rail section, of the second guide rail section;

one end of the first pull rope is connected to the second end of the sliding connecting rod, the first pull rope is wound around the first guide wheel, and the other end of the first pull rope is connected to the power mechanism;

one end of the second pull rope is connected to the second end of the sliding connecting rod, the second pull rope is wound around the second guide wheel, and the other end of the second pull rope is connected to the power mechanism;

the power mechanism drives the first pull rope to extend or shorten, the power mechanism drives the second pull rope to extend or shorten, and the movement directions of the first pull rope and the second pull rope are opposite.

14. A vehicle comprising a front door and a rear door, characterized in that at least one of said front door and rear door employs a sliding door according to any one of claims 1-13.

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