CN115596324A - Sideslip door mechanism and automobile - Google Patents

Abstract

The invention relates to the technical field of automobiles, and discloses a side sliding door mechanism and an automobile, which include a door frame with an entrance and a side sliding door for covering the entrance; the side sliding door moves relative to the entrance and exit through a connecting unit, so that the side sliding door Close or open the entrance and exit; the first locking part is installed on the door frame, and the second locking part is installed on the side sliding door; when the side sliding door closes the entrance and exit, the first locking part and the second locking part are locked and matched; The first locking part is sequentially provided with a guide part and a locking part from the direction close to the second locking part to the direction away from the second locking part. By setting the guide part on the first locking part, the side sliding door moves along the trajectory defined by the guide part, thereby realizing the smooth closing of the side sliding door, and assisting the side sliding door to close the door according to the theoretically designed door trajectory, avoiding the side sliding door Collision with the door frame, thereby solving the problem that the side sliding door cannot move completely along the designed trajectory due to the gap between parts.

Description

A side sliding door mechanism and automobile

technical field

The invention relates to the technical field of automobiles, in particular to a side sliding door mechanism and an automobile.

Background technique

The door frame is a frame body with an entrance and exit on the vehicle, and the entrance and exit are the necessary paths for passengers to enter and exit the cabin and pick up and place items. The door form of the common van used to cover the entrance and exit is a side sliding door door. The side sliding door before this application realizes the opening and closing of the side sliding door by means of translation, and the sliding door four-bar linkage mechanism connecting the side sliding door and the door frame makes the side sliding door slide in a direction parallel to the door frame open the door.

Due to technological limitations, the gap between parts cannot be completely eliminated during processing and assembly, and the gap between parts will cause the side sliding door to shake during the opening and closing process, and cannot completely move along the designed trajectory, resulting in The opening and closing process of the side sliding door is not smooth. When the door is closed, it may hit the side wall sheet metal on the front side of the door frame, and may even fail to return to its position.

Contents of the invention

The object of the present invention is to provide a side sliding door mechanism and an automobile, so that the side sliding door moves along the trajectory defined by the guide part, and the auxiliary side sliding door closes the door according to the theoretically designed door trajectory, eliminating the gap between parts and causing the side sliding door to be closed. Vibration or movement deviation.

In order to achieve the above object, the present invention provides a side sliding door mechanism, which includes:

A door frame with an entrance, a side sliding door for covering the entrance; the side sliding door moves relative to the entrance through the connecting unit, so that the side sliding door closes or opens the entrance;

It also includes a locking unit, which includes a first locking piece and a second locking piece, the first locking piece is installed on the door frame, and the second locking piece is installed on the side sliding door ; when the side sliding door closes the entrance and exit, the first locking member and the second locking member are locked and matched;

Wherein, the first locking part is sequentially provided with a guide part and a locking part from the direction close to the second locking part to the direction away from the second locking part; when the side sliding door closes the entrance and exit , the second locking member moves to the locking portion along the guiding portion.

Preferably, the locking part has a hook groove opening toward the door frame;

The second locking part moves to the hook groove along the guide part, so as to realize hooking and locking of the first locking part and the second locking part.

Preferably, it also includes a first drive mechanism and a first hinge, the first hinge includes a chute seat provided with a first chute and a first rotating shaft slid in the first chute, the first chute extending along the inner and outer directions of the side sliding door;

The connecting unit includes a first connecting rod and a second connecting rod, the first connecting rod and the second connecting rod are spaced apart from each other in the vertical direction and arranged in parallel, and the two ends of the first connecting rod are connected with the door respectively. pivotally connected with the side sliding door;

Both the chute seat and the first driving mechanism are fixedly installed with the door frame, and the first rotating shaft is rotatably connected with the second connecting rod; the second connecting rod is connected with the door frame and the door frame respectively. The side sliding door is pivotally connected;

Wherein, the connection line between the first rotating shaft and the door frame is at a preset distance, and the first driving mechanism is used to drive the first rotating shaft to slide in the first chute, so that the The length of the preset distance changes.

Preferably, the first drive mechanism includes a first motor and a transmission member, the first motor is fixedly connected to the door frame, the first end of the transmission member is fixedly connected to the output shaft of the first motor, The second end of the transmission shaft is provided with a second chute, and opposite ends of the first rotating shaft are respectively slid in the first chute and the second chute.

Preferably, the connection unit further includes a second hinge and a third hinge, the two ends of the second hinge are respectively connected to the door frame and the first connecting rod, and the two ends of the third hinge are respectively connected to the The side sliding door is connected with the first connecting rod.

Preferably, a second driving mechanism is also included, and the second driving mechanism is used to drive the first hinge to rotate.

Preferably, the end of the first chute away from the door frame is at the first position, and the end of the first chute close to the door frame is at the second position; when the first rotating shaft is located at the first position, the distance between the first rotating shaft and the second hinge is a first preset distance; when the first rotating shaft is in the second position, the first rotating shaft and the second hinge The distance between them is a second preset distance; the first preset distance is greater than the second preset distance;

The side sliding door moves relative to the entrance and exit, so that the side sliding door has a closed state and an open state;

During the process of switching the side sliding door from the closed state to the open state:

When the side sliding door is in the closed state and the first rotating shaft is at the first position, the first motor drives the first rotating shaft to switch from the first position to the second position, and the second driving mechanism drives the first rotating shaft to switch from the first position to the second position. The second hinge rotates to drive the side sliding door to switch from the closed state to the first state; when the side sliding door is in the first state, the front edge of the side sliding door and the front edge of the door frame The side edges are attached, and the rear side edge of the side sliding door is separated from the rear side edge of the door frame;

When the side sliding door is in the first state, the first motor drives the first rotating shaft to switch from the second position to the first position, so as to drive the side sliding door to switch from the first state to the second state;

When the side sliding door is in the second state, the second driving mechanism drives the second hinge to rotate, so that the side sliding door is switched from the second state to the door opening state;

During the process of switching the side sliding door from the open state to the closed state:

When the side sliding door is in the door-opening state and the first rotating shaft is in the second position, the second drive mechanism drives the first hinge to rotate, so that the sliding door is switched from the door-opening state to the second state;

When the side sliding door is in the second state, the first motor drives the first rotating shaft to switch from the second position to the first position, so as to drive the side sliding door to switch from the second state to the first state;

When the side sliding door is in the first state, the second driving mechanism drives the second hinge to rotate, so that the side sliding door is switched from the first state to the closed state; when the side sliding door is in the first state In a state, the side sliding door is inclined to the door frame.

Preferably, the middle part of the inner side of the side sliding door is provided with a first installation groove extending along the horizontal direction, to embed the first connecting rod that folds when the side sliding door is closed.

Preferably, the bottom of the door frame is provided with a second installation groove for folding and fitting of the first connecting rod when the side sliding door is closed.

An automobile, comprising: the side sliding door mechanism described in any one of the above.

The invention provides a side sliding door mechanism and an automobile. Compared with the prior art, the beneficial effects are:

The side sliding door mechanism provided by the present invention includes a locking unit, the locking unit includes a first locking part and a second locking part, the first locking part is installed on the door frame, and the second locking part is installed on the side sliding door Above; when the side sliding door closes the entrance and exit, the first locking part and the second locking part are locked and matched; specifically, the first locking part is fixedly installed on the front side of the door frame, and the second locking part is installed on the side sliding On the front side of the door, the positions of the first locking part and the second locking part are opposite; when the side sliding door is in the closed state, the first locking part and the second locking part are locked and matched to realize the side sliding door and the second locking part. Locking of the door frame.

Wherein, the first locking part is provided with a guide part and a locking part successively from the direction close to the second locking part to the direction away from the second locking part. When the side sliding door closes the entrance and exit, the front end of the side sliding door gradually approaches the car door. The front end of the frame, after the second locking part touches the first locking part, moves along the guide part, so that the side sliding door and the door frame are in a half-locked state. Under the action of the guide part, the second locking part drives the side sliding door to move along the guide part until the second locking part reaches the locking part, realizing the locking fit between the first locking part and the second locking part, that is, the side sliding door The sliding door and the door frame are locked and matched, and the door closing action is completed above.

By setting the guide part on the first locking part, the side sliding door moves along the trajectory defined by the guide part, thereby realizing the smooth closing of the side sliding door, and assisting the side sliding door to close the door according to the theoretically designed door trajectory, avoiding the side sliding door Collision with the door frame, thereby solving the problem that the side sliding door cannot move completely along the designed trajectory due to the gap between parts.

Description of drawings

Fig. 1 is the overall structure schematic diagram (closed state) of side sliding door mechanism in the embodiment of the present invention

Fig. 2 is a top view one (door closed state) of the side sliding door mechanism in the embodiment of the present invention;

Fig. 3 is the second plan view (first state) of the side sliding door mechanism in the embodiment of the present invention;

Fig. 4 is the third top view of the side sliding door mechanism in the embodiment of the present invention;

Fig. 5 is a top view four of the side sliding door mechanism in the embodiment of the present invention;

Fig. 6 is a schematic diagram of the external structure of the side sliding door mechanism viewed from the front in an embodiment of the present invention;

Fig. 7 is a second schematic diagram of the external structure of the side sliding door mechanism viewed from the front in the embodiment of the present invention;

Fig. 8 is a schematic diagram of the external structure of the side sliding door mechanism in the embodiment of the present invention viewed from the front III;

Fig. 9 is a schematic view 4 of the external structure of the side sliding door mechanism viewed from the front in the embodiment of the present invention;

Fig. 10 is a schematic structural diagram of the locking unit in the state of Fig. 6;

Fig. 11 is a schematic structural view of the locking unit in the state of Fig. 7;

Fig. 12 is a schematic structural diagram of the locking unit in the state of Fig. 8;

FIG. 13 is a schematic structural diagram of the locking unit in the state shown in FIG. 9 .

In the figure: 100, side sliding door mechanism;

1. The door frame; 11. The front side of the door frame; 12. The second installation slot;

2. Side sliding door; 21. The first installation slot;

3. Connecting unit; 31. The first hinge; 311. The chute seat; 312. The first chute; 313. The first rotating shaft;

32. The second hinge; 33. The third hinge; 34. The first connecting rod; 35. The second connecting rod;

4. Locking unit; 41. First locking member; 42. Second locking member; 43. Guide part; 44. Locking part; 45. First plate body; 46. Second plate body; 47. Column ;

5. The first driving mechanism; 51. The first motor; 52. The transmission member; 53. The second chute;

6. The second driving mechanism.

detailed description

The following will clearly and completely describe the technical solutions in the embodiments of the present application with reference to the accompanying drawings in the embodiments of the present application. Obviously, the described embodiments are only part of the embodiments of the present application, not all of them.

It should be understood that in the description of this application, the orientation or positional relationship indicated by the terms "upper", "lower", "front", "rear", "bottom", "inner", "outer" etc. are based on the attached The orientation or positional relationship shown in the figure is only for the convenience of describing the application and simplifying the description, and does not indicate or imply that the referred device or element must have a specific orientation, be constructed and operated in a specific orientation, and therefore cannot be interpreted as a reference to this application. Application Restrictions. The inner side of the side sliding door 2 referred to in this application is the direction in which the side sliding door 2 approaches the door frame 1 , and the outer side of the side sliding door 2 is the direction in which the side sliding door 2 is away from the door frame 1 .

The terms "first" and "second" are used for descriptive purposes only, and cannot be understood as indicating or implying relative importance or implicitly indicating the number of indicated technical features, that is, limited to "first", "second Two" features may explicitly or implicitly include one or more of these features.

It should be noted that, in the description of this application, unless otherwise clearly stipulated and limited, the terms "installation", "connection", and "connection" should be understood in a broad sense, for example, it can be a fixed connection or a detachable connection. Connected, or integrally connected; it can be mechanically connected or electrically connected; it can be directly connected or indirectly connected through an intermediary, and it can be the internal communication of two components. Those of ordinary skill in the art can understand the specific meanings of the above terms in this application in specific situations.

As shown in Figures 1-13, the embodiment of the present invention provides a side sliding door mechanism 100, which includes a door frame 1 with an entrance and exit, a side sliding door 2 for covering the entrance and exit, and the side sliding door 2 passes through the connecting unit 3 moves relative to the entrance and exit, so that the side sliding door 2 closes or opens the entrance and exit. Wherein, the door frame 1 is a part of the car frame, which is specially used for installing the car door, and the entrance and exit on the door frame 1 are for users to get in and out of the car.

It should be noted that due to technological limitations, the gaps between parts cannot be completely eliminated during processing and assembly, and the gaps between parts will cause the side sliding door 2 to shake during the opening and closing process, and cannot completely follow the design. track movement, resulting in an unstable opening and closing process of the side sliding door 2, and collision between the side sliding door 2 and the door frame 1.

Based on the above problems, the side sliding door mechanism 100 provided in this embodiment also includes a locking unit 4, as shown in Figure 6-13, the locking unit 4 includes a first locking member 41 and a second locking member 42, the first The locking part 41 is installed on the door frame 1, and the second locking part 42 is installed on the side sliding door 2; when the side sliding door 2 closes the entrance and exit, the first locking part 41 and the second locking part 42 are locked and matched; Specifically, the first locking member 41 is fixedly installed on the front side of the door frame 1, and the second locking member 42 is installed on the front side of the side sliding door 2. The positions of the first locking member 41 and the second locking member 42 Relatively; when the side sliding door 2 is in the closed state, the first locking member 41 and the second locking member 42 are locked and matched to realize the locking of the side sliding door 2 and the door frame 1 .

Wherein, the first locking part 41 is provided with a guide part 43 and a locking part 44 in sequence from the direction close to the second locking part 42 to the direction away from the second locking part 42. When the side sliding door 2 closes the entrance and exit, the sideslip The front end of the door 2 is gradually approaching the front end of the door frame 1. After the second locking member 42 touches the first locking member 41, it moves along the guide portion 43, so that the side sliding door 2 and the door frame 1 are in a half-locked state. Under the action of the guide part 43, the second locking part 42 drives the side sliding door 2 to move along the guide part 43 until the second locking part 42 reaches the locking part 44, realizing the locking of the first locking part 41 and the second locking part. 42 locking fit, that is, the locking fit between the side sliding door 2 and the door frame 1, the door closing action is completed above, so as to realize the smooth closing of the side sliding door 2 and avoid collision between the side sliding door 2 and the door frame 1, thus solving zero The gap between the components leads to the problem that the side sliding door 2 cannot move completely along the designed track.

Considering the actual situation, due to the weight of the door, assembly error and other factors, the door may drop or twist, and when the door is closed, it may hit the side wall sheet metal on the front side of the door frame 1, and may even fail to return to its position. In this embodiment, a locking unit 4 is provided on the front side of the side sliding door mechanism 100. By setting the guide part 43 on the first locking member 41, the side sliding door 2 moves along the track defined by the guide part 43 to assist the side sliding. The door 2 closes the door according to the theoretically designed door trajectory, eliminating the gap between the parts and causing the side sliding door 2 to shake or move deviation.

Preferably, the locking part 44 has a hook groove opening toward the door frame 1 , and the second locking part 42 moves to the hook groove along the guide part 43 to realize hooking and locking of the first locking part 41 and the second locking part 42 . Further preferably, the second locking member 42 includes a first plate body 45, a second plate body 46 and a column body 47, the first plate body 45 and the second plate body 46 are spaced up and down and fixed to the front side of the side sliding door 2 respectively Connection, the column body 47 is fixedly connected between the first board body 45 and the second board body 46 . The first plate body 45, the column body 47, the second plate body 46 and the side sliding door 2 form a clasp; the locking of the side slide door 2 and the door frame 1 is realized by hooking and locking of the clasp and the hook groove. To the effect of the door lock; specifically, under the action of the locking unit 4 and the door frame 1, the displacement of the side sliding door 2 relative to the inside and outside direction of the door frame 1 is limited; the first locking member 41 restricts the side sliding door 2 to the door The frame 1 moves in the outer direction, and the door frame 1 restricts the side sliding door 2 to move inwardly of the door frame 1, thereby ensuring the stability of the side sliding door 2 in the closed state.

Preferably, as shown in Figures 1-5, the connecting unit 3 includes a first connecting rod 34, a second connecting rod 35, a second hinge 32, and a third hinge 33, and the first connecting rod 34 and the second connecting rod 35 move up and down. The direction is spaced and arranged in parallel, one end of the second hinge 32 is fixedly connected with the door frame 1, the other end of the second hinge 32 is rotationally connected with the first end of the first connecting rod 34, and one end of the third hinge 33 is connected with the side sliding door 2 Fixedly connected, the other end of the third hinge 33 is rotationally connected with the second end of the first connecting rod 34 .

Further preferably, the side sliding door mechanism 100 provided in this embodiment also includes a first drive mechanism 5 and a first hinge 31, and the first hinge 31 includes a chute seat 311 provided with a first chute 312 and slidably arranged on the first The first rotating shaft 313 in the chute 312, the first chute 312 extends along the inside and outside direction of the side sliding door 2; the chute seat 311 and the first driving mechanism 5 are all fixedly connected with the door frame 1, and one end of the second connecting rod 35 is connected with the The first rotating shaft 313 is rotationally connected, and the other end of the second connecting rod 35 is rotationally connected with the side sliding door 2 through the second rotating shaft.

Wherein, the connection line between the first rotating shaft 313 and the door frame 1 is at a preset distance, and the first driving mechanism 5 is used to drive the first rotating shaft 313 to slide in the first sliding groove 312, so that the length of the preset distance changes .

The side sliding door 2 can move relative to the entrance and exit, so that the side sliding door 2 has a closed state and an open state. The side sliding door 2 before this application realizes the opening and closing of the side sliding door 2 through translation, and the side sliding door 2 is always parallel to the door frame 1 .

In this application, through the change of the above-mentioned preset distance, different four-bar linkage structures are formed among the first rotating shaft 313, the second hinge 32, the third hinge 33, and the second rotating shaft. The change of the preset distance makes the first rotating shaft 313 The length of the virtual connecting rod between the first hinge 31 and the first hinge 31 is changed, so that the side sliding door 2 can have a different motion track than before. The different motion tracks of the side sliding door 2 are embodied in that the side sliding door 2 is parallel to the door frame 1 or inclined to the door frame 1, so that the side sliding door 2 can have more motion track options when opening and closing the door.

Wherein, the first driving mechanism 5 is used to drive the first rotating shaft 313 to slide in the first sliding slot 312 , so that the first rotating shaft 313 approaches or moves away from the door frame 1 . The side sliding door 2 is parallel to the door frame 1 so that the side sliding door 2 can just cover the entrance and exit, and the side sliding door 2 is inclined to the car door frame 1 so that the rear side edge of the side sliding door 2 can be separated from the car door frame in the process of opening the door. 1 Rear side edge.

Preferably, the first drive mechanism 5 includes a first motor 51 and a transmission member 52, the first motor 51 is fixedly connected to the door frame 1, the first end of the transmission member 52 is fixedly connected to the output shaft of the first motor 51, and the transmission member 52 A second sliding slot 53 is defined at the second end of the first rotating shaft 313 , and opposite ends of the first rotating shaft 313 are slid in the first sliding slot 312 and the second sliding slot 53 respectively. The transmission member 52 rotates around the output shaft of the first motor 51 to drive the first rotating shaft 313 to slide in the first chute 312, and the intersection point of the first chute 312 and the second chute 53 in the vertical direction is the first chute. A position where the rotating shaft 313 is located.

Further, the embodiment of the present invention further includes: a second driving mechanism 6; the second driving mechanism 6 is used to drive the first hinge 31 to rotate. Specifically, the second drive mechanism 6 can be a second motor, the second motor is arranged on the door frame 1, and the output shaft of the second motor is coaxially connected with the rotation shaft of the second hinge 32 to drive the second hinge 32 to rotate Drive the first connecting rod 34 to rotate, thereby driving the second connecting rod 35 to follow.

In this embodiment, the end of the first chute 312 away from the door frame 1 is defined as the first position, and the end of the first chute 312 close to the door frame 1 is defined as the second position; when the first rotating shaft 313 is at the first position, The distance between the first shaft 313 and the second hinge 32 is a first preset distance; when the first shaft 313 is at the second position, the distance between the first shaft 313 and the second hinge 32 is a second preset distance ; the first preset distance is greater than the second preset distance; through the change of the preset distance, different four-link structures are formed among the first rotating shaft 313, the second hinge 32, the third hinge 33 and the second rotating shaft, and the preset It is assumed that the change of the distance makes a virtual link between the first rotating shaft 313 and the second hinge 32 , so that the side sliding door 2 can have a different motion track than before. The motion trajectory of the side sliding door 2 will be described below. Wherein, the side sliding door 2 in the closed state and the open state is parallel to the door frame 1 .

In the process of side sliding door 2 switching from the closed state to the open state:

When the side sliding door 2 is in the closed state and the first rotating shaft 313 is at the first position, the first motor drives the first rotating shaft 313 to switch from the first position to the second position, and the second driving The mechanism 6 drives the second hinge 32 to rotate to drive the side sliding door 2 to switch from the closed state (as shown in FIG. 2 ) to the first state (as shown in FIG. 3 ); as shown in FIGS. 1-3 , During the switching process, the first motor 51 drives the first rotating shaft 313 to switch from the first position to the second position, and the rear side edge of the side sliding door 2 first rotates around the front side edge of the side sliding door 2, so that the side sliding door 2 and The door frame 1 is inclined; in the first state, the front side edge of the side sliding door 2 is in contact with the front side edge of the door frame 1, and the rear side edge of the side sliding door 2 is in contact with the door The rear side edge of the frame 1 is separated from each other; during the process of switching the closed state of the side sliding door 2 to the first state, the rear side edge of the side sliding door 2 is separated from the rear side edge of the door frame 1 first, which can solve the problem due to the side sliding door 2 and the There are errors in the production process of the door frame 1, so that during the opening process of the side sliding door 2, the rear side edge of the side sliding door 2 will collide with the rear side edge of the entrance and exit.

At the same time, it should be noted that the side sliding door 2 is switched from the closed state to the first state, the rear side edge of the side sliding door 2 first rotates around the front side edge of the side sliding door 2, and the side sliding door 2 is inclined to the door frame 1. ; Thus, the second locking member 42 can slip off from the hook groove, so as to realize the unlocking of the side sliding door 2 and the door frame 1 .

4 and 5, the first motor 51 drives the first rotating shaft 313 to continue to move in the second direction, and the inclination angle between the side sliding door 2 and the door frame 1 gradually expands; however, in order to avoid the side sliding door 2 and the door frame Phase 1 inclination causes the side sliding door 2 to occupy a large space after opening the door. At this time, the first rotating shaft 313 is located at the second position, and the first motor 51 drives the first rotating shaft 313 to move from the second position to the first position, that is, It is to switch from a state in which the sliding door is inclined to the door frame 1 to a state in which the sliding door is parallel to the door frame 1 .

During the process of side sliding door 2 switching from the open state to the closed state:

When the side sliding door 2 is in the door-opening state and the first rotating shaft 313 is in the first position, the second drive mechanism 6 drives the first hinge 31 to rotate, so that the sliding door is switched from the door-opening state to the second state;

When the side sliding door 2 is in the second state, the first motor then drives the first rotating shaft 313 to switch from the first position to the second position, so as to drive the side sliding door 2 to switch from the second state (parallel state) to the first state ( Tilt state);

When the side sliding door 2 is in the first state, the second drive mechanism 6 drives the second hinge 32 to rotate, so that the side sliding door 2 is switched from the first state to the closed state; When the sliding door 2 is in the first state, the side sliding door 2 is inclined to the door frame 1, and the second locking member 42 on the front side of the side sliding door 2 moves along, so that the side sliding door 2 and the door frame 1 In the half-locked state, under the action of the guide part 43, the second locking part 42 drives the side sliding door 2 to move along the guide part 43 until the second locking part 42 reaches the locking part 44, realizing the first locking part 41 and The locking cooperation of the second locking member 42, that is, the locking cooperation of the side sliding door 2 and the door frame 1, completes the closing action above.

Preferably, the middle part of the inner side of the side sliding door 2 is provided with a first installation groove 21 extending along the horizontal direction, to embed the first connecting rod 34 that folds when the side sliding door 2 is closed. The bottom of the door frame 1 is provided with a second mounting groove 12 for folding and fitting the first connecting rod 34 as the side sliding door 2 is closed. The first connecting rod 34 and the second connecting rod 35 in the folded state are embedded through the first installation groove 21 and the second installation groove 12, that is, to improve the rationality of the door structure.

The present invention also provides an automobile, which includes: the side sliding door 2 device described in any one of the above. Wherein, the side sliding door 2 device can be installed on the left and right sides of the car at the same time, or the side sliding door 2 device can be installed on one of them, which is not limited here.

The above is only a preferred embodiment of the present invention, it should be pointed out that for those of ordinary skill in the art, without departing from the technical principle of the present invention, some improvements and replacements can also be made, these improvements and replacements It should also be regarded as the protection scope of the present invention.

Claims (10)

1. A side sliding door mechanism, characterized in that it comprises: a door frame with an entrance, a side sliding door for covering the entrance; the side sliding door moves relative to the entrance through a connecting unit, so that the The side sliding door closes or opens the entrance; It also includes a locking unit, which includes a first locking piece and a second locking piece, the first locking piece is installed on the door frame, and the second locking piece is installed on the side sliding door ; when the side sliding door closes the entrance and exit, the first locking member and the second locking member are locked and matched; Wherein, the first locking part is sequentially provided with a guide part and a locking part from the direction close to the second locking part to the direction away from the second locking part; when the side sliding door closes the entrance and exit , the second locking member moves to the locking portion along the guiding portion. 2. The side sliding door mechanism according to claim 1, characterized in that: the locking part has a hook groove opening toward the door frame; The second locking part moves to the hook groove along the guide part, so as to realize hooking and locking of the first locking part and the second locking part. 3. The side sliding door mechanism according to claim 1, characterized in that it further comprises a first driving mechanism and a first hinge, and the first hinge comprises a chute seat with a first chute and a chute seat slid on the second a first rotating shaft in a chute, and the first chute extends along the inner and outer directions of the side sliding door; The connecting unit includes a first connecting rod and a second connecting rod, the first connecting rod and the second connecting rod are spaced apart from each other in the vertical direction and arranged in parallel, and the two ends of the first connecting rod are connected with the door respectively. pivotally connected with the side sliding door; Both the chute seat and the first driving mechanism are fixedly installed with the door frame, and the first rotating shaft is rotatably connected with the second connecting rod; the second connecting rod is connected with the door frame and the door frame respectively. The side sliding door is pivotally connected; Wherein, the connection line between the first rotating shaft and the door frame is at a preset distance, and the first driving mechanism is used to drive the first rotating shaft to slide in the first chute, so that the The length of the preset distance changes. 4. The side sliding door mechanism according to claim 3, characterized in that: the first driving mechanism comprises a first motor and a transmission member, the first motor is fixedly connected to the door frame, and the transmission member The first end is fixedly connected to the output shaft of the first motor, the second end of the transmission member is provided with a second chute, and the opposite ends of the first rotating shaft are respectively slid on the first chute and the first chute. Inside the second chute. 5. The side sliding door mechanism according to claim 4, characterized in that: the connecting unit further comprises a second hinge and a third hinge, and the two ends of the second hinge are respectively connected to the door frame and the first hinge. A connecting rod is connected, and the two ends of the third hinge are respectively connected with the side sliding door and the first connecting rod. 6. The side sliding door mechanism according to claim 5, further comprising a second driving mechanism, the second driving mechanism is used to drive the first hinge to rotate. 7. The side sliding door mechanism according to claim 6, wherein the end of the first chute away from the door frame is at the first position, and the end of the first chute close to the door frame is at the first position. second position; when the first shaft is at the first position, the distance between the first shaft and the second hinge is a first preset distance; when the first shaft is at the first position In the second position, the distance between the first rotating shaft and the second hinge is a second preset distance; the first preset distance is greater than the second preset distance; The side sliding door moves relative to the entrance and exit, so that the side sliding door has a closed state and an open state; During the process of switching the side sliding door from the closed state to the open state: When the side sliding door is in the closed state and the first rotating shaft is at the first position, the first motor drives the first rotating shaft to switch from the first position to the second position, and the second driving mechanism drives the first rotating shaft to switch from the first position to the second position. The second hinge rotates to drive the side sliding door to switch from the closed state to the first state; when the side sliding door is in the first state, the front edge of the side sliding door and the front edge of the door frame The side edges are attached, and the rear side edge of the side sliding door is separated from the rear side edge of the door frame; When the side sliding door is in the first state, the first motor drives the first rotating shaft to switch from the second position to the first position, so as to drive the side sliding door to switch from the first state to the second state; When the side sliding door is in the second state, the second driving mechanism drives the second hinge to rotate, so that the side sliding door is switched from the second state to the door opening state; During the process of switching the side sliding door from the open state to the closed state: When the side sliding door is in the open state and the first rotating shaft is at the second position, the second driving mechanism drives the first hinge to rotate, so that the side sliding door switches from the open state to the second state ; When the side sliding door is in the second state, the first motor drives the first rotating shaft to switch from the second position to the first position, so as to drive the side sliding door to switch from the second state to the first state; When the side sliding door is in the first state, the second drive mechanism drives the second hinge to rotate, so that the side sliding door is switched from the first state to the closed state; when the side sliding door is in the first state In a state, the side sliding door is inclined to the door frame. 8. The side sliding door mechanism according to claim 3, characterized in that: the middle part of the inner side of the side sliding door is provided with a first installation groove extending along the horizontal direction, so as to be embedded and folded when the side sliding door is closed. of the first connecting rod. 9. The side sliding door mechanism according to claim 3, characterized in that: the bottom of the door frame is provided with a second installation groove for folding and fitting the first connecting rod with the closing of the side sliding door. 10. An automobile, characterized by comprising the side sliding door mechanism according to any one of claims 1-9.

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