A sela guide device and a sela door

Abstract

The present invention discloses a plug guide device and a plug door. The plug guide device includes: a connecting frame, the first end thereof close to the vehicle body is rotatably connected to the vehicle body, and the second end thereof close to the door body is slidably connected to the door body. The connecting frame is further provided with a plurality of rotatable connecting parts except for its ends; a swinging member, rotatably arranged on the connecting frame; a plug guide member, fixedly connected to the vehicle body, and a plug guide groove is provided on the plug guide member. For a plug guide device with such a structure, the swinging range of the second end of the connecting frame is a rotation within a small range on the side of the vehicle body, which reduces the movement range, and the occupied space is much smaller than the space formed by surrounding long guide columns, short guide columns, etc. in the prior art, reducing the influence on the setting of other devices such as a display screen located at the top of the door body; and when the door body is in the open state, the exposed volume of the plug guide device is small and relatively regular, making the visual effect of the plug guide device better.

Description

Technical Field

[0001] The present invention relates to the technical field of plug doors, and particularly to a plug guiding device and a plug door. Background Art

[0002] A plug door refers to a door body that has two actions of plugging and pulling, that is, when the door body is closed, it is inserted into the door opening from the inside or outside of the vehicle body to close and seal it; when the door body is opened, after the door body moves a certain distance away from the door opening, it can slide along the inside or outside of the vehicle body to open it, and it is widely used at the door openings of transportation tools such as subways and buses.

[0003] The prior art discloses a plug door, which includes a driving transmission device and a plug guiding device. The driving transmission device includes a driving member and a lead screw assembly, and the plug guiding device is connected to the lead screw assembly. The driving member drives the lead screw assembly to move, thereby driving the plug guiding device to perform plugging and pulling movements; the plug guiding device includes a connecting frame, a long guide post, a short guide post, and a guide rail guiding member. The long guide post is arranged along the X-axis and sleeved on the short guide post, the short guide post is arranged along the Y-axis, the connecting frame is respectively sleeved and connected to the lead screw assembly, the long guide post, and the door body, and the guide wheels on the connecting frame move in the guide rail guiding member, and the guide rail guiding member has a linear guide groove and a plugging arc guide groove. When the door body is opened and closed, the driving member drives the lead screw assembly to move, driving the guide wheels on the connecting frame to move in the guide groove, while the connecting frame makes an X-axis movement on the long guide post, and the long guide post makes a Y-axis movement along the short guide post to drive the connecting frame to make a Y-axis movement, thereby realizing the plugging and pulling movement of the door body.

[0004] However, for the above plug door, the driving transmission device and the plug guiding device are usually arranged at the top of the door body, and components such as a display screen and wiring are usually arranged at the top of the door body. Due to the vertical arrangement of the long guide post and the short guide post and the movement of the long guide post, etc., the plug guiding device occupies a relatively large space at the top of the door body, affecting the arrangement of components such as the display screen and wiring at the top of the door body, and there are easily problems such as interference and inconvenient installation, and when the door body is in the open state, the plug guiding device is exposed, which easily affects the visual effect. Summary of the Invention

[0005] Therefore, the technical problem to be solved by the present invention is to overcome the defect that the plug guiding device in the prior art occupies a large space at the top of the vehicle body, affecting the arrangement of other devices at the top of the door body, and being exposed in the open state, affecting the visual effect, so as to provide a plug guiding device and a plug door.

[0006] A plug guiding device includes:

[0007] The connecting frame, its first end close to the vehicle body is rotatably connected to the vehicle body, and its second end close to the door body is slidably connected to the door body. The connecting frame is also provided with a plurality of rotating connection parts except for its ends;

[0008] The swinging acting part is rotatably arranged on the connecting frame;

[0009] The plug guide is fixedly connected to the vehicle body. The plug guide is provided with a plug guide groove. The plug guide groove includes a locking part and a guiding part that are connected in communication. The locking part is arranged on the side of the guiding part close to the door body and close to the vehicle body;

[0010] When the door body is opened, the connecting frame gradually opens. The first end of the swinging acting part enters the locking part from the guiding part to be locked, and the second end of the swinging acting part changes from the clamped state in the blocking groove to the sliding state abutting against the door body, where the blocking groove is recessed on the door body;

[0011] When the door body is closed, the connecting frame gradually closes. The first end of the swinging acting part disengages from the locking part and enters the guiding part, and the second end of the swinging acting part changes from the sliding state to the clamped state.

[0012] Further, the connecting frame includes a first connecting piece and a second connecting piece. The first connecting piece is rotatably connected to the vehicle body, and the second connecting piece is slidably connected to the door body. The first connecting piece and the second connecting piece are rotatably connected by a plurality of first pivot shafts to form the rotating connection parts.

[0013] Further, it also includes a fixed seat. The fixed seat is fixedly connected to the vehicle body. A part of the first connecting piece is located in the fixed seat and is rotatably connected to the fixed seat.

[0014] Further, the fixed seat includes a limiting wall, and the limiting wall is located on the side of the first connecting piece away from the vehicle body.

[0015] Further, one of the first pivot shafts rotatably connects the first connecting piece, the second connecting piece and the swinging acting part.

[0016] Further, a first guide wheel is provided on the first end of the swinging acting part, and a second guide wheel is provided on the second end of the swinging acting part. The first guide wheel is located in the plug guide groove, and the second guide wheel abuts against the door body.

[0017] Further, the first guide wheel is arranged on the side of the swinging acting part close to the plug guide groove, and the second guide wheel is arranged on the side of the swinging acting part away from the plug guide groove.

[0018] Further, the guiding portion is an arc-shaped structure, and the arc-shaped structure protrudes arcuately towards the door body in the direction close to the vehicle body.

[0019] Further, it further includes a pushing member, and the pushing member is fixedly connected to the bottom of the second connecting member to act on the stop transmission device to change the stop transmission device from the avoidance state to the stop state.

[0020] A plug door, comprising:

[0021] A door body, on which a blocking groove is provided, and the blocking groove is recessed.

[0022] Such as the plug guiding device described above, which is arranged near the upper part of the door body, and the second end of the swinging acting member has a clamping state of being clamped in the blocking groove and a sliding state of abutting against the door body.

[0023] The technical solution of the present invention has the following advantages:

[0024] 1. A plug - in guiding device provided by the present invention includes: a connecting frame, the first end close to the vehicle body is rotatably connected to the vehicle body, and the second end close to the door body is slidably connected to the door body. The connecting frame is also provided with a plurality of rotatable connecting parts except for its ends; a swinging acting member, which is rotatably arranged on the connecting frame; a plug - in guiding member, which is fixedly connected to the vehicle body. A plug - in guiding groove is provided on the plug - in guiding member, and the plug - in guiding groove includes a locking part and a guiding part which are communicated. The locking part is arranged on the side of the guiding part close to the door body and close to the vehicle body. When the door body is opened, the connecting frame gradually opens, the first end of the swinging acting member enters the locking part from the guiding part to be locked, and the second end of the swinging acting member changes from the clamped state in the blocking groove to the sliding state abutting against the door body, where the blocking groove is recessed on the door body. When the door body is closed, the connecting frame gradually closes, the first end of the swinging acting member disengages from the locking part and enters the guiding part, and the second end of the swinging acting member changes from the sliding state to the clamped state. For a plug - in guiding device with such a structure, the first end of the connecting frame is rotatably connected to the vehicle body, so that only rotation occurs between the first end of the connecting frame and the vehicle body without movement. And the second end of the connecting frame is slidably connected to the door body, so that the second end of the connecting frame swings and the door body moves. Among them, the swinging range of the second end of the connecting frame is a small - range rotation on the side of the vehicle body. Compared with the movement range of the long guide post in the prior art, the movement range of the related components for making the door body perform a plug - in movement is reduced, and the occupied space is much smaller than the space surrounded by the long guide post, short guide post, etc. in the prior art. Thus, the influence on the setting of other devices such as the display screen located at the top of the door body is reduced, and problems such as interference and inconvenient installation between related components are avoided; and in the open state of the door body, the exposed volume of the plug - in guiding device is much smaller than the exposed volume of related components such as the long guide post and short guide post in the prior art, and is relatively regular, so that the visual effect of the plug - in guiding device is better.

[0025] 2. A plug - in guiding device provided by the present invention, the fixed seat includes a limiting wall, and the limiting wall is located on the side of the first connecting member away from the vehicle body. For a plug - in guiding device with such a structure, by providing a limiting wall, the limiting wall can assist in limiting the first connecting member. When the door body is closed, it can be set that while the first end of the swinging acting member is limited by the end of the guiding part, the wall surface of the first connecting member is attached to the limiting wall for limiting, and the first connecting member can be protected through the limiting wall.

[0026] 3. In a plug guide device provided by the present invention, the first guide wheel is arranged on a side of the swinging member close to the plug guide groove, and the second guide wheel is arranged on a side of the swinging member away from the plug guide groove. A plug guide device with this structure enables the first guide wheel and the second guide wheel to be located on different sides, thereby avoiding the second guide wheel from interfering with the plug guide during movement.

[0027] 4. A plug-in guide device provided by the present invention further includes a pusher, which is fixedly connected to the bottom of the second connecting member to act on the stop transmission device to change the stop transmission device from an avoidance state to a stop state. A plug-in guide device of this structure is provided with a pusher, which acts on the stop transmission device as the second connecting member moves to change the stop transmission device from an avoidance state to a stop state, wherein in the stop state, the stop transmission device blocks the movement of the lower guide device located at the lower part of the door body to ensure the sealing, safety and other performances of the door body when it is closed; and in the avoidance state, the stop transmission device does not block the movement of the plug-in guide device and the lower guide device to ensure the normal operation of the opening and closing of the door body.

[0028] 5. The plug-type sliding door provided by the present invention comprises: a door body, on which a blocking groove is provided, the blocking groove is recessed; the plug-type sliding guide device as described above is provided near the upper part of the door body, and the second end of the swinging member has a state of being engaged with the blocking groove and a state of being in contact with the door body. A plug-type sliding door of this structure, because it includes the plug-type sliding guide device, naturally has the advantages brought by including the plug-type sliding guide device. BRIEF DESCRIPTION OF THE DRAWINGS

[0029] In order to more clearly illustrate the specific implementation methods of the present invention or the technical solutions in the prior art, the drawings required for use in the specific implementation methods or the description of the prior art will be briefly introduced below. Obviously, the drawings described below are some implementation methods of the present invention. For ordinary technicians in this field, other drawings can be obtained based on these drawings without paying creative work.

[0030] Figure 1 It is a schematic structural diagram of the plug guide device provided in Example 1 of the present invention;

[0031] Figure 2 for Figure 1 A schematic diagram of the structure of the Serra guide device after rotation is shown;

[0032] Figure 3 for Figure 1 A schematic diagram of the structure of the Serra guide device after rotation is shown;

[0033] Figure 4For Figure 1 Schematic diagram of the cooperation between the sela guide device and the blocking groove shown;

[0034] Figure 5 For Figure 1 Schematic diagram of the cooperation of the sela guide device when the door body is closed shown;

[0035] Figure 6 For Figure 1 Schematic diagram of the cooperation of the sela guide device when the door body is opened shown;

[0036] Figure 7 Schematic diagram of the structure of the sela door provided in Embodiment 2 of the present invention;

[0037] Description of the reference numerals:

[0038] 1 - Fixed seat, 11 - First fixing member, 12 - Second fixing member, 13 - Limit fixing member, 131 - Limit wall;

[0039] 2 - Connecting frame, 21 - First connecting member, 22 - Second connecting member, 23 - First pivot shaft, 24 - Second pivot shaft;

[0040] 3 - Sela guide member, 31 - Locking portion, 32 - Guide portion;

[0041] 4 - Swing acting member, 41 - First guide wheel, 42 - Second guide wheel;

[0042] 5 - Pushing member;

[0043] 6 - Fixed mounting member;

[0044] 7 - Door body, 71 - Blocking groove;

[0045] 8 - Stopping transmission device;

[0046] 9 - Lower guiding device;

[0047] 10 - Sela guide device. Detailed implementation manners

[0048] The technical solutions of the present invention will be clearly and completely described below with reference to the accompanying drawings. Obviously, the described embodiments are some, but not all, of the embodiments of the present invention. All other embodiments obtained by those of ordinary skill in the art based on the embodiments of the present invention without creative efforts shall fall within the protection scope of the present invention.

[0049] In the description of the present invention, it should be noted that the orientation or positional relationship indicated by the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc. is based on the orientation or positional relationship shown in the drawings. It is only for the convenience of describing the present invention and simplifying the description, rather than indicating or implying that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore should not be construed as a limitation to the present invention. In addition, the terms "first", "second", "third" are only used for descriptive purposes and cannot be construed as indicating or implying relative importance.

[0050] In the description of the present invention, it should be noted that unless otherwise clearly specified and limited, the terms "installed", "connected", "connected" should be understood in a broad sense. For example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be directly connected or indirectly connected through an intermediate medium, and it can be the communication inside 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 circumstances.

[0051] In addition, the technical features involved in different embodiments of the present invention described below can be combined with each other as long as they do not conflict with each other.

[0052] Embodiment 1

[0053] This embodiment provides a Figures 1 to 6 shown Sierra guiding device 10, which includes a fixed seat 1, a connecting frame 2, a Sierra guiding member 3, a swinging member 4 and a pushing member 5.

[0054] As Figure 2 and Figure 3 shown, the fixed seat 1 in this embodiment includes a first fixing member 11, a second fixing member 12 and a limiting fixing member 13. Specifically, the first fixing member 11 is attached to the side of the vehicle body and can be fixedly connected to the side of the vehicle body through fasteners such as screws. There are two second fixing members 12, and the two second fixing members 12 are Figure 2 vertically spaced in the up and down direction as shown in

[0055] By providing the limit wall 131, the limit wall 131 can assist in limiting the first connecting member 21 in the connecting bracket 2 mentioned below. When the door body 7 is closed, it can be set that while the first end of the swinging member 4 is limited by the end of the guiding portion 32, the wall surface of the first connecting member 21 is attached to the limit wall 131 for limiting, and the first connecting member 21 can be protected by the limit wall 131.

[0056] In this embodiment, the first end of the connecting bracket 2 close to the vehicle body is rotatably connected to the vehicle body, and the second end close to the door body is slidably connected to the door body. The connecting bracket 2 is further provided with a plurality of rotating connecting portions except for its ends. Specifically, refer to Figure 2 and Figure 3 , the connecting bracket includes two symmetrically arranged first connecting members 21 and a second connecting member 22. The first connecting member 21 is arranged close to the vehicle body, and the second connecting member 22 is arranged close to the door body 7. A part of the first connecting member 21 is located in the accommodation space and is rotatably connected to the second fixing member 12 through the second pivot shaft 24, and a part is located in the second connecting member 22. The first connecting member 21 and the second connecting member 22 are rotatably connected through a plurality of first pivot shafts 23 to form a rotating connecting portion. One side of the second connecting member 22 close to the door body 7 is fixedly connected to the slider, and the slider is slidably connected to the slide rail on the door body 7. It should be noted that the end of the first connecting member 21 close to the vehicle body is the first end of the connecting bracket 2 close to the vehicle body, and the end of the second connecting member 22 close to the door body 7 is the second end of the connecting bracket 2 close to the door body 7.

[0057] As Figure 3 shown, the plug guide 3 is fixedly connected to the fixed mounting member 6 through fasteners such as screws, and the fixed mounting member 6 is fixedly connected to the second fixing member 12 located in the upper part of Figure 3 through fasteners such as screws. Specifically, the plug guide 3 is provided with a plug guide groove, and the plug guide groove includes a locking portion 31 and a guiding portion 32 that are connected in communication. The locking portion 31 is arranged on the side of the guiding portion 32 close to the door body 7 and close to the vehicle body; the guiding portion 32 is an arc-shaped structure, and the arc-shaped structure protrudes arcuately towards the door body 7 in the direction close to the vehicle body. The first end of the swinging member 4 moves in the plug guide groove and cooperates with the movement of the second end of the swinging member on the door body 7 to realize the plug movement of the door body 7.

[0058] In this embodiment, the swinging member 4 is rotatably arranged on the connecting member. Specifically, refer to Figure 3, one of the first pivot shafts 23 is rotatably connected to the swinging member 4, the first connecting member 21 and the second connecting member 22. A first guide wheel 41 is provided on the first end of the swinging member 4, the first guide wheel 41 is provided on the side of the swinging member 4 close to the plugging guide groove, and is located in the plugging guide groove; a second guide wheel 42 is provided on the second end of the swinging member 4, the second guide wheel 42 is provided on the side of the swinging member 4 away from the plugging guide groove, and is always in contact with the door body 7. This arrangement enables the first guide wheel 41 and the second guide wheel 42 to be located on different sides, thereby avoiding the second guide wheel 42 from interfering with the plugging guide member 3 during movement.

[0059] When the door body 7 is opened, the connecting frame gradually opens, the first end of the swinging member 4 enters the locking portion 31 from the guide portion 32 and is locked, and the second end of the swinging member 4 changes from the clamping state connected to the blocking groove 71 to the sliding state abutting against the door body 7. Figure 4 As shown, the blocking groove 71 is recessed on the door body 7, and as shown in Figure 6 As shown, it shows the matching relationship between the plug-pull guide device and the door body when the door body is fully opened; when the door body 7 is closed, the connecting frame gradually moves closer, the first end of the swinging member 4 is separated from the locking portion 31 and enters the guiding portion 32, and the second end of the swinging member 4 changes from a sliding state to a clamping state. Figure 5 , showing the coordination between the plug guide and the door body when the door body is closed.

[0060] like Figure 2 As shown, the pusher 5 in this embodiment is fixedly connected to the bottom of the second connecting member 22, and the pusher 5 will act on the stop transmission device 8 with the rotation of the second connecting member 22 to change the stop transmission device 8 from the avoidance state to the stop state. By providing the pusher 5, the pusher 5 will act on the stop transmission device 8 with the movement of the second connecting member 22 to change the stop transmission device 8 from the avoidance state to the stop state, wherein the stop transmission device 8 blocks the movement of the lower guide device 9 located at the lower part of the door body 7 in the stop state to ensure the sealing, safety and other performances of the door body 7 when it is closed; and the stop transmission device 8 does not block the movement of the plug guide device 10 and the lower guide device 9 in the avoidance state to ensure the normal operation of the opening and closing of the door body 7.

[0061] A plug and pull guiding device 10 of the present invention, the first end of the connecting frame 2 close to the vehicle body is rotatably connected to the vehicle body, so that only rotation occurs between the first end of the connecting frame 2 close to the vehicle body and the vehicle body without movement, and the second end of the connecting frame 2 is slidably connected to the door body 7, so that the second end of the connecting frame 2 swings and the door body 7 moves. The swinging range of the second end of the connecting frame 2 is rotation within a small range on the side of the vehicle body. Compared with the movement range of the long guide column in the prior art, the movement range of the relevant components for making the door body 7 perform plug and pull movement is reduced, and the occupied space is much smaller than the space surrounded by the long guide column, short guide column, etc. in the prior art, thus reducing the influence on the setting of other devices such as the display screen located at the top of the door body 7, and avoiding problems such as interference and inconvenient installation between relevant components; and when the door body 7 is in the open state, the exposed volume of the plug and pull guiding device 10 is much smaller than the exposed volume of relevant components such as the long guide column and short guide column in the prior art, and is relatively regular, so that the visual effect of the plug and pull guiding device 10 is better.

[0062] Embodiment 2

[0063] This embodiment provides a plug and pull door as Figure 7 shown, which includes a door body 7 and a plug and pull guiding device 10 provided in Embodiment 1. A blocking groove 71 as Figure 4 shown is provided on one side of the door body 7 close to the plug and pull guiding device 10, and the blocking groove 71 is recessed; the plug and pull guiding device 10 is arranged close to the upper part of the door body 7, and the second end of the swinging acting part 4 has a clamping state clamped in the blocking groove 71 and a sliding state abutting against the door body 7.

[0064] Obviously, the above embodiments are only examples for clear illustration and not limitations on the implementation manners. For those of ordinary skill in the art, other different forms of changes or modifications can be made based on the above description. It is not necessary and impossible to list all the implementation manners here. And the obvious changes or modifications derived therefrom are still within the protection scope of the present invention.

Claims

1. A plug guide device, characterized in that, it includes: A fixed seat, including a first fixing member, a second fixing member and a limit fixing member. The first fixing member is fixedly connected to the vehicle body. There are two second fixing members, and the two second fixing members are arranged at intervals on the first fixing member. The limit fixing member is arranged between the two second fixing members. An accommodation space is formed among the first fixing member, the second fixing member and the limit fixing member; A connecting frame, its first end close to the vehicle body is rotatably connected to the vehicle body, and its second end close to the door body is slidably connected to the door body. There are several rotating connection parts on the connecting frame except its ends; The connecting frame includes a first connecting member and a second connecting member. The first connecting member is partially located in the accommodation space and is rotatably connected to the second fixing member. The second connecting member is slidably connected to the door body. The first connecting member and the second connecting member are rotatably connected by several first pivot shafts to form the rotating connection parts; A swing acting member, which is rotatably arranged on the connecting frame; A plug guide member, which is fixedly connected to the vehicle body. There is a plug guide groove on the plug guide member. The plug guide groove includes a locking part and a guiding part which are connected in communication. The locking part is arranged on the side of the guiding part close to the door body and close to the first fixing member; When the door body is opened, the connecting frame gradually opens, the first end of the swing acting member enters the locking part from the guiding part to be locked, and the second end of the swing acting member changes from the clamped state in the blocking groove to the sliding state abutting against the door body, wherein the blocking groove is recessed on the door body; When the door body is closed, the connecting frame gradually closes, the first end of the swing acting member disengages from the locking part and enters the guiding part, and the second end of the swing acting member changes from the sliding state to the clamped state.

2. A plug guide device according to claim 1, characterized in that, One side of the limit fixing member facing the first fixing member is a limit wall, and the limit wall is located on the side of the first connecting member away from the vehicle body.

3. A plug guide device according to claim 1 or 2, characterized in that, One of the first pivot shafts rotatably connects the first connecting member, the second connecting member and the swing acting member.

4. A plug guide device according to claim 3, characterized in that, A first guide wheel is arranged on the first end of the swing acting member, and a second guide wheel is arranged on the second end of the swing acting member. The first guide wheel is located in the plug guide groove, and the second guide wheel abuts against the door body.

5. A plug guide device according to claim 4, characterized in that, The first guide wheel is arranged on the side of the swing acting member close to the plug guide groove, and the second guide wheel is arranged on the side of the swing acting member away from the plug guide groove.

6. A plug guide device according to claim 1 or 2, characterized in that, The guiding part is an arc-shaped structure, and the arc-shaped structure protrudes arc-shaped towards the door body along the direction close to the vehicle body.

7. A plug guide device according to claim 1 or 2, It is characterized in that It also includes a pushing member, which is fixedly connected to the bottom of the second connecting member to act on the stopping transmission device to change the stopping transmission device from an avoidance state to a stopping state.

8. A plug door, It is characterized in that include: The door body is provided with a blocking groove, wherein the blocking groove is concavely arranged; The plugging guide device as described in any one of claims 1 to 7 is arranged close to the upper part of the door body, and the second end of the swinging action member has a clamping state of being clamped in the blocking groove and a sliding state of abutting against the door body.

Images