WO2022160376A1

WO2022160376A1 - Coplanar door track-changing sliding mechanism and coplanar door system

Info

Publication number: WO2022160376A1
Application number: PCT/CN2021/075701
Authority: WO
Inventors: 许姜德
Original assignee: 中山市欧派克五金制品有限公司
Priority date: 2021-01-26
Filing date: 2021-02-07
Publication date: 2022-08-04
Also published as: EP4060154A1; EP4060154A4; CN112796604A

Abstract

A coplanar door track-changing sliding mechanism and a coplanar door system, the coplanar door track-changing sliding mechanism comprising a door panel fixing base (2), a sliding mechanism (1) used for realising displacement of the door panel fixing base (2), a limiting mechanism used for realising track-changing of the door panel fixing base (2), and a limiting toggle (5) used for triggering the limiting mechanism (3) to produce displacement; the limiting mechanism (3) is connected between the sliding mechanism (1) and the door panel fixing base (2); the limiting toggle (5) is arranged at the terminus of a movement path of the sliding mechanism (1) for closing the coplanar door; when the sliding mechanism (1) drives the door panel fixing base (2) to reach the terminus of the movement path, the limiting toggle (5) connects to the limiting mechanism (3) such that the limiting mechanism (3) drives the door panel fixing base (2) to move to make the door panel fixing base (2) produce a track-changing displacement relative to the sliding mechanism (1); the present mechanism can realise track-changing of the door panel fixing base (2) on a straight track and implement straight track cutting according to the actual size of furniture, having flexible application, being convenient to stock, being suitable for mass production, and having low application costs.

Description

Coplanar door track changing sliding mechanism and coplanar door system

technical field

The invention relates to the field of furniture, in particular to a coplanar door track changing sliding mechanism and a coplanar door system.

Background technique

Due to the limitation of space utilization, furniture with sliding doors, such as wardrobes or room doors, are more and more widely used. In order to open one of the doors in the coplanar door, the door must be disconnected from the adjacent door. When closing the door, the curved track needs to be used to change the trajectory of the door. It can realize coplanarity between the closed door pages, and the setting of the curved curved rail leads to the current coplanar door installation and use, the customer cannot cut according to the size of the furniture, the application is not flexible, the stocking is inconvenient, and the production is also difficult. Application cost is too high.

SUMMARY OF THE INVENTION

In view of the defects of the prior art, the present invention provides a coplanar door track changing sliding mechanism and a coplanar door system.

The technical scheme that the present invention adopts to solve its problem is:

A coplanar door track changing sliding mechanism, comprising a door panel fixing seat, a sliding mechanism for realizing the displacement of the door panel fixing seat, a limit mechanism for realizing the track change of the door panel fixing seat, and a device for triggering the limit mechanism to generate displacement. Limit toggle;

the limiting mechanism is connected between the sliding mechanism and the door panel fixing seat;

The limit toggle piece is provided at the end of the moving path of the sliding mechanism for closing the door panel fixing seat (that is, for realizing the coplanar door closing);

When the sliding mechanism drives the door panel fixing base to reach the end of the moving path, the limit toggle piece is connected to the limiting mechanism, so that the limiting mechanism drives the door panel fixing base to move and generates displacement relative to the sliding mechanism , so as to realize the coplanar closing of the door panel fixing seat.

In the coplanar door track-change sliding mechanism provided by the present invention, the limit toggle piece contacts with the limit mechanism to change the state of the limit mechanism; To achieve coplanar closing of the door panel fixing seat, the mechanism can realize the door panel fixing seat changing track on the straight rail, and can cut the track according to the actual size of the furniture, flexible application, convenient stocking, mass production, and low application cost.

Further, the limiting mechanism includes a limiting base fixedly connected with the sliding mechanism, a movable limiting member movably connected with the limiting base, and a fixing member relatively fixed with the door panel fixing seat;

The limit base is arranged between the movable limit piece and the fixed piece, and the movable limit piece is rotatably connected with the fixed piece. When the movable limit piece is in contact with the limit toggle piece, the The movable limiting piece rotates relative to the fixed piece, so that the movable limiting piece is displaced relative to the limiting base.

Further, the position-limiting toggle element includes a base disposed on the track of the sliding mechanism and a toggle element disposed on the base.

Further, the toggle member is a rotating wheel.

Further, the movable limiter is provided with a clamping piece for clamping the movable limiter; the fixing piece is provided with a connecting column;

The connecting column is rotatably connected with the movable limiting piece, and the connecting column is rotatably connected with the elastic piece; the elastic piece is elastically connected with the locking piece.

Further, the limit base is provided with a limit hole for guiding the displacement of the movable limiter, and the limit hole is provided with a slot for clamping the movable limiter;

The connecting column and the retaining member are respectively connected with the limiting hole in sliding connection.

Further, the movable limiter is provided with a first arc-shaped groove, and the groove surface of the first arc-shaped groove is tangent to the wheel surface of the toggle member.

Further, the limiting mechanism further includes a fixed limiting piece relatively fixed with the fixing piece, and a guide hole provided on the limiting base for guiding the displacement of the fixed limiting piece.

Further, the fixed position limiter is provided with a straight groove and a second arc-shaped groove communicating with the straight groove. When the toggle element contacts the movable position limiter, it drives the movable position limiter to rotate, so that the first The groove surface of one arc-shaped groove is correspondingly connected with the groove surface of the second arc-shaped groove.

Further, a spacer is arranged between the fixed piece and the movable limiter, and the spacer and the movable limiter are relatively fixed.

In this way, through the connection between the toggle piece and the movable limiter, the clamping piece on the movable limiter is urged to overcome the elasticity of the elastic piece to slide out of the slot, and at this time, the movable limiter slides relative to the limit base, so that the The limiting mechanism drives the door panel fixing seat to move along the groove surface of the first arc-shaped groove, and generates displacement relative to the sliding mechanism, so as to realize coplanar closing of the door panel fixing seat.

As a result, the movable limiter will be in active contact with the toggle and the fixed limiter during use, and the movable limiter made of plastic reduces the collision impact force during contact and reduces noise.

Further, the limiting mechanism further includes an elastic restoring member, and the elastic restoring member is connected between the sliding mechanism and the door panel fixing seat.

Further, the elastic restoring member is a spring.

Further, a roller is provided on the door panel fixing seat, and the roller is in sliding contact with the spring, so that the spring forms an "L"-shaped structure.

Further, the elastic reset member is a reset elastic piece.

Therefore, under the action of the elastic reset piece, it is favorable for the limiting mechanism to drive the door panel fixing seat to smoothly change the track.

Further, the sliding mechanism includes a sliding base for realizing the displacement of the door panel fixing seat.

Further, the sliding base is provided with a pulley for realizing the displacement of the sliding mechanism.

Further, the sliding mechanism further includes a guide device for realizing the displacement of the door panel fixing seat relative to the sliding base.

Further, the guide device includes a guide member provided on the sliding base and a guide seat slidably connected with the guide member, and the guide seat is fixedly connected with the door panel fixing seat.

Thereby, through the guide device on the sliding mechanism, the door panel fixing seat realizes a directional displacement relative to the sliding base.

Further, a synchronizing mechanism is also included, and the synchronizing mechanism is arranged between the door panel fixing seat and the sliding mechanism to guide the displacement of the door panel fixing seat relative to the sliding mechanism.

Further, the synchronizing mechanism includes a first connecting piece having a first rotating end and a first moving end, a second connecting piece having a second rotating end and a second moving end, and the first connecting piece and the second connecting piece are movable connect.

Further, the first rotating end is movably connected to the sliding base, the first moving end is slidably connected to the door panel fixing seat; the second rotating end is movably connected to the door panel fixing seat, and the second moving end is connected to the door panel fixing seat. Sliding base slide connection.

Further, the door panel fixing seat is provided with a first sliding groove, the first moving end is provided with a first sliding member, and the first sliding member is slidably connected with the first sliding groove;

The sliding base is provided with a second sliding groove, the second moving end is provided with a second sliding member, and the second sliding member is slidably connected with the second sliding groove.

Alternatively, the door panel fixing seat is provided with a first sliding member, the first moving end is provided with a first sliding groove, and the first sliding member is slidably connected with the first sliding groove;

The sliding base is provided with a second sliding member, the second moving end is provided with a second sliding groove, and the second sliding member is slidably connected with the second sliding groove.

Therefore, when the door panel fixing seat is displaced relative to the sliding mechanism, the synchronizing mechanism guides the displacement of the door panel fixing seat relative to the sliding mechanism, so that the door leaves are always in a parallel state.

To sum up, the rail-changing sliding mechanism of the coplanar door provided by the present invention has the following beneficial effects:

(1) The state of the limit mechanism is changed through the contact of the limit toggle piece with the limit mechanism, and the limit mechanism drives the door panel fixing seat to move, and generates displacement relative to the sliding mechanism, so as to realize the coplanar closing of the door panel fixing seat, The mechanism can realize the change of the door plate fixing seat on the straight rail, and can cut the rail according to the actual size of the furniture, and has flexible application, convenient stocking, mass production and low application cost.

(2) The toggle piece is connected to the movable limiter, so that the detent on the movable limiter can overcome the elasticity of the elastic piece to slide out of the slot. At this time, the movable limiter slides relative to the limiter base, so that the The limiting mechanism drives the door panel fixing seat to move along the groove surface of the first arc-shaped groove, and produces displacement relative to the sliding mechanism, so that the door panel fixing seat is coplanarly closed.

(3) Through the guide device on the sliding mechanism, the door panel fixing seat realizes the directional displacement relative to the sliding base.

(4) When the door panel fixing seat is displaced relative to the sliding mechanism, the synchronizing mechanism guides the displacement of the door panel fixing seat relative to the sliding mechanism, so that the door pages are always in a parallel state.

The present invention also provides a coplanar door system, comprising the coplanar door track changing sliding mechanism.

Further, it also includes a track for supporting the displacement of the sliding mechanism, and the limit toggle piece is provided at the end of the track used by the sliding mechanism to close the coplanar door; when the sliding mechanism drives the door panel fixing seat to reach the end of the track, the limit switch is The position toggle piece is connected with the limit mechanism, so that the limit mechanism drives the door panel fixing seat to move, and generates displacement relative to the sliding mechanism, so as to realize the coplanar closing of the coplanar door.

To sum up, in the coplanar door system provided by the present invention, the track can be cut according to the actual size of the furniture, the application is flexible, the stocking is convenient, the mass production is carried out, and the application cost is low.

Description of drawings

Fig. 1 is the structural exploded schematic diagram of the coplanar door changing rail sliding mechanism of the present invention;

Fig. 2 is the structural schematic diagram of the limiting mechanism of the present invention;

FIG. 3 is a schematic exploded view of the structure of the limiting mechanism of the present invention;

4 is a schematic structural diagram of a limit toggle member of the present invention;

Fig. 5 is the structural schematic diagram of the door panel fixing seat of the present invention;

6 is a schematic structural diagram of the coplanar door system of the present invention when it is closed;

FIG. 7 is a schematic structural diagram of the coplanar door system of the present invention when it is opened.

Description of reference numbers:

1, sliding mechanism; 11, sliding base; 111, pulley; 12, guide device; 121, guide piece; 122, guide seat; 2, door panel fixing seat; 21, connecting hole; 22, connecting port; 23, roller; 3 , limit mechanism; 31, movable limit piece; 311, first arc groove; 32, fixed limit piece; 321, straight slot; 33, limit base; 331, limit hole; 3311, card slot; 332, guide hole; 34, fixing piece; 35, connecting column; 36, clamping piece; 37, elastic piece; 38, spacer piece; 39, reset elastic piece; 4, synchronizing mechanism; 41, first connecting piece; 42 43, the first sliding piece; 44, the second sliding piece; 45, the first sliding groove; 46, the second sliding groove; 5, the limit toggle piece; 51, the base; 52, the dial Moving parts; 6. Door pages; 7. Tracks.

Detailed ways

The specific embodiments of the present invention will be described in further detail below with reference to the accompanying drawings and embodiments. The following examples are intended to illustrate the present invention, but not to limit the scope of the present invention.

As shown in Figures 1-5, the coplanar door track changing sliding mechanism provided by the present invention, which is used to realize the coplanar door track changing, includes a door panel fixing seat 2, a sliding mechanism 1 for realizing the displacement of the door panel fixing seat 2, a The limit mechanism 3 for realizing the track change of the door panel holder 2 and the limit toggle member 5 for triggering the displacement of the limit mechanism 3; the limit mechanism 3 is connected to the sliding mechanism 1 and the door panel holder 2. The limit toggle member 5 is set on the sliding mechanism 1 for closing the moving path end of the door panel holder 2; when the sliding mechanism 1 drives the door panel holder 2 to reach the end of the moving path, the limit The toggle member 5 is in contact with the limiting mechanism 3 , so that the limiting mechanism 3 drives the door panel fixing seat 2 to move, and is displaced relative to the sliding mechanism 1 , so as to realize the coplanar closing of the door panel fixing seat 2 .

As shown in FIGS. 2-3 , the limiting mechanism 3 includes a limiting base 33 fixedly connected with the sliding mechanism 1 , a movable limiting member 31 movably connected with the limiting base 33 , and a door panel fixing base 2 A relatively fixed fixing piece 34; the limiting base 33 is arranged between the movable limiting piece 31 and the fixing piece 34, and the movable limiting piece 31 and the fixing piece 34 are rotatably connected, and the movable limiting piece When the movable limiting member 31 is in contact with the toggle member 52 , the movable limiting member 31 rotates relative to the fixing member 34 , so that the movable limiting member 31 is displaced relative to the limiting base 33 . The limit toggle member 5 includes a base 51 and a toggle member 52 disposed on the base 51 . The toggle member 52 is a rotating wheel. The movable limiting member 31 is provided with a clamping member 36 for clamping the movable limiting member 31; the fixing member 34 is provided with a connecting column 35; the connecting column 35 is rotatably connected with the movable limiting member 31, and the The connecting post 35 is rotatably connected with the elastic member 37 ; the elastic member 37 is elastically connected with the locking member 36 . The limit base 33 is provided with a limit hole 331 for guiding the displacement of the movable limiter 31 , and the limit hole 331 is provided with a slot 3311 for clamping the movable limiter 31; the connection The post 35 and the retaining member 37 are respectively slidably connected with the limiting hole 331 . The movable limiting member 31 is provided with a first arc-shaped groove 311 , and the groove surface of the first arc-shaped groove 311 is tangent to the wheel surface of the toggle member 52 .

When the coplanar door is opened, the elastic member 37 clamps the latching member 36 in the latching slot 3311; when the coplanar door is closed, the toggle member 52 is connected to the movable limiting member 31, and the latching member 36 Overcome the elastic force of the elastic member 37 and slide out of the card slot 3311, so that the limiting mechanism 3 drives the door panel fixing base 2 to move along the groove surface of the first arc-shaped groove 311, and generates a displacement relative to the sliding mechanism 1, so as to realize Coplanar closure of coplanar doors.

In this embodiment, the limiting mechanism 3 further includes a fixed limiting member 32 fixed relative to the fixing member 34 and a fixed limiting member 32 disposed on the limiting base 33 for guiding the fixed limiting member 32 Displacement guide hole 322 . The fixed limiting member 32 is provided with a straight slot 321 and a second arc-shaped slot 322 communicating with the straight slot 321 . The groove surface of the first arc-shaped groove 311 is correspondingly connected to the groove surface of the second arc-shaped groove 322 . The movable limiter 31 is provided with a sharp corner, and the sharp corner moves in the second arc groove 322 during the rotation of the movable limiter 31 and will not collide with the fixed limiter 32 . When the retaining member 36 is in contact with the hole wall of the limiting hole 331 , the movable limiting member 31 stops rotating. At this time, the groove surface of the first arc-shaped groove 311 and the groove surface of the second arc-shaped groove 322 are correspondingly connected , the first arc-shaped groove 311 and the second arc-shaped groove 322 are connected to form a complete arc-shaped groove passing through the toggle member 52 . A spacer 38 for preventing the elastic member 37 from being stuck in the limit hole 331 is provided between the fixing member 34 and the movable limiter 31 , and the spacer 38 is relatively fixed to the movable limiter 31 .

Wherein, the movable limiter 31 will be in active contact with the toggle member 52 and the fixed limiter 32 during use, and the movable limiter 31 made of plastic material can reduce the collision impact force during contact and reduce noise.

Thus, the toggle member 52 is in contact with the movable limiter 31, so that the retaining member 36 on the movable limiter 31 overcomes the elasticity of the elastic member 37 and slides out of the retaining slot 3311. At this time, the movable limiter 31 is relatively limited. The base 33 slides, so that the limiting mechanism 3 drives the door panel fixing base 2 to move along the groove surface of the first arc groove 311 and is displaced relative to the sliding mechanism 3 to realize coplanar closing of the coplanar door.

Referring to FIG. 5 , the limiting mechanism 3 further includes an elastic restoring member 39 , and the elastic restoring member 39 is connected between the sliding mechanism 1 and the door panel fixing seat 2 . The elastic restoring member 39 is a spring. The door panel fixing seat 2 is provided with a roller 23, and the roller 23 is in sliding contact with the spring, so that the spring forms an "L"-shaped structure. In another case, the elastic reset member 39 is a reset elastic piece, and both ends of the reset elastic piece are respectively connected to the door panel fixing seat 2 and the sliding base 11 .

Therefore, under the action of the elastic reset member 39, it is favorable for the limiting mechanism 3 to drive the door panel fixing seat 2 to smoothly change the track.

In the present invention, the sliding mechanism 1 includes a sliding base 11 for realizing the displacement of the door panel fixing base 2 and a pulley 111 provided on the sliding base 11 .

In addition, the sliding mechanism 1 further includes a guiding device 12 for realizing the displacement of the door panel fixing base 2 relative to the sliding base 11 ; the guiding device 12 includes a guiding member 121 provided on the sliding base 11 and a sliding connection with the guiding member 121 . The guide seat 122 is fixedly connected with the door panel fixing seat 2 .

Therefore, through the guide device 12 on the sliding mechanism 1 , the door panel fixing seat 2 can be able to achieve a directional displacement relative to the sliding base 11 .

As shown in FIG. 1 , in the present invention, a synchronizing mechanism 4 is further included, and the synchronizing mechanism 4 is arranged between the door panel fixing seat 2 and the sliding mechanism 1 to guide the displacement of the door panel fixing seat 2 relative to the sliding mechanism 1 . .

In this embodiment, the synchronization mechanism 4 includes a first connecting member 41 having a first rotating end and a first moving end, and a second connecting member 42 having a second rotating end and a second moving end, the first connecting member 41 is movably connected with the second connecting piece 42 . The first rotating end is movably connected to the sliding base 11, the first moving end is slidably connected to the door panel fixing seat 2; the second rotating end is movably connected to the door panel fixing seat 2, and the second moving end is The sliding base 11 is slidably connected.

Specifically, the door panel fixing seat 2 is provided with a first sliding groove 45, and the first moving end is provided with a first sliding member 43, and the first sliding member 43 is slidably connected with the first sliding groove 45; The sliding base 11 is provided with a second sliding groove 46 , the second moving end is provided with a second sliding member 44 , and the second sliding member 44 is slidably connected with the second sliding groove 46 .

Alternatively, the door panel fixing base 2 is provided with a first sliding member 43, the first moving end is provided with a first sliding groove 45, and the first sliding member 43 is slidably connected with the first sliding groove 45; the The sliding base 11 is provided with a second sliding member 44 , the second moving end is provided with a second sliding groove 46 , and the second sliding member 44 is slidably connected with the second sliding groove 46 .

Therefore, when the door panel fixing seat 2 is displaced relative to the sliding mechanism 1, the synchronization mechanism 4 guides the displacement of the door panel fixing seat 2 relative to the sliding mechanism 1, so that the door leaves 6 are always in a parallel state

In the present invention, the door panel fixing base 2 is provided with a connecting hole 21 and a connecting port 22 for connecting the door leaf 6 .

(1) The limit toggle member 5 is in contact with the limit mechanism 3 to change the state of the limit mechanism 3. The limit mechanism 3 drives the door panel fixing seat 2 to move, and generates displacement relative to the sliding mechanism 1 to realize the door panel fixation The coplanar closure of the seat 2, the mechanism can realize the door panel fixing seat 2 track change on the straight track, and can cut the track according to the actual size of the furniture, flexible application, convenient stocking, mass production, and low application cost.

(2) The toggle member 52 is in contact with the movable limiter 31, and the detent member 36 on the movable limiter 31 is urged to overcome the elasticity of the elastic member 37 to slide out of the slot 3311, and at this time, the movable limiter 31 is relatively limited The base 33 slides, so that the limiting mechanism 3 drives the door panel holder 2 to move along the groove surface of the first arc-shaped groove 311 , and is displaced relative to the sliding mechanism 1 to realize the coplanar closing of the door panel holder 2 .

(3) Through the guide device 12 on the sliding mechanism 1 , the door panel fixing seat 2 realizes a directional displacement relative to the sliding base 11 .

(4) When the door panel fixing seat 2 is displaced relative to the sliding mechanism 1, the synchronization mechanism 4 guides the displacement of the door panel fixing seat 2 relative to the sliding mechanism 1, so that the door leaves 6 are always in a parallel state.

6-7, the present invention also provides a coplanar door system, including the coplanar door track changing sliding mechanism.

In the present invention, the rail 7 for supporting the displacement of the sliding mechanism 1 is also included. Since the coplanar door track changing sliding mechanism itself can realize track changing, that is, the door panel fixing seat 2 is relatively displaced with respect to the sliding mechanism 1, so that the track 7 does not need to be provided with a curved track for the coplanar door track changing sliding mechanism to change the track. Therefore, when the track 7 is applied to the coplanar door system, it can be freely cut according to the actual length requirement. The limit toggle member 5 is arranged at the end of the track 7 of the sliding mechanism 1 for closing the coplanar door; when the sliding mechanism 1 drives the door panel fixing seat 2 to reach the end of the track 7, the limit toggle member 5 is connected to the end of the track 7. The limiting mechanism 3 is in contact, so that the limiting mechanism 3 drives the door panel fixing base 2 to move, and is displaced relative to the sliding mechanism 1, so as to realize the coplanar closing of the coplanar door.

Based on the disclosure and teaching of the above specification, those skilled in the art to which the present invention pertains can also make changes and modifications to the above embodiments. Therefore, the present invention is not limited to the specific embodiments disclosed and described above, and some modifications and changes to the present invention should also fall within the protection scope of the claims of the present invention. In addition, although some specific terms are used in this specification, these terms are only for convenience of description and do not constitute any limitation to the present invention.

Claims

A coplanar door track changing sliding mechanism, characterized in that it comprises a door panel fixing seat (2), a sliding mechanism (1) for realizing the displacement of the door panel fixing seat (2), and a sliding mechanism (1) for realizing the door panel fixing seat (2) changing the track The limit mechanism (3) and the limit toggle member (5) for triggering the limit mechanism (3) to generate displacement; wherein:

The limiting mechanism (3) is connected between the sliding mechanism (1) and the door panel fixing seat (2);

The limit toggle member (5) is arranged at the end of the moving path of the sliding mechanism (1) for closing the coplanar door;

When the sliding mechanism (1) drives the door panel fixing seat (2) to reach the end of the moving path, the limit toggle member (5) contacts the limit mechanism (3), so that the limit mechanism ( 3) The door panel fixing seat (2) is driven to move, and the door panel fixing seat (2) is displaced relative to the sliding mechanism (1).
The rail-change sliding mechanism of the coplanar door according to claim 1, characterized in that the limiting mechanism (3) comprises a limiting base (33) fixedly connected with the sliding mechanism (1), a movable limiter (31) movably connected to the seat (33) and a fixing member (34) relatively fixed to the door panel fixing seat (2);

The limit base (33) is arranged between the movable limiter (31) and the fixing piece (34), and the movable limiter (31) is rotatably connected with the fixing piece (34);

When the movable limiter (31) is in contact with the limit toggle (5), the movable limiter (31) rotates relative to the fixed piece (34), so that the movable limiter (31) is relatively limited. The base (33) is displaced.
According to the track changing sliding mechanism of the coplanar door according to claim 2, the limit toggle member (5) comprises a base (51) and a toggle member (52) provided on the base (51).
The track-change sliding mechanism for a coplanar door according to claim 2 or 3, wherein the toggle member (52) is a rotating wheel.
The rail-change sliding mechanism for a coplanar door according to claim 4, characterized in that, the movable limiting member (31) is provided with a clamping member (36) for clamping the movable limiting member (31); The fixing member (34) is provided with a connecting column (35);

The connecting column (35) is rotatably connected with the movable limiter (31), and the connecting column (35) is rotatably connected with the elastic piece (37); the elastic piece (37) is elastically connected with the locking piece (36). connected.
The rail-change sliding mechanism for a coplanar door according to claim 5, characterized in that the limiting base (33) is provided with a limiting hole (331) for guiding the displacement of the movable limiting member (31), The limiting hole (331) is provided with a clamping slot (3311) for clamping the movable limiting member (31);

The connecting column (35) and the retaining member (37) are respectively slidably connected with the limiting hole (331).
The rail-change sliding mechanism for a coplanar door according to claim 5 or 6, characterized in that, the movable limiter (31) is provided with a first arc-shaped groove (311), and the first arc-shaped groove (311) ) of the groove surface is tangent to the wheel surface of the toggle member (52).
The rail-change sliding mechanism of the coplanar door according to claim 7, characterized in that the limiting mechanism (3) further comprises a fixed limiting member (32) relatively fixed to the fixing member (34), A guide hole (332) on the limit base (33) for guiding the displacement of the fixed limit piece (32).
The rail-change sliding mechanism of the coplanar door according to claim 8, characterized in that the fixed stopper (32) is provided with a straight groove (321) and a second arc-shaped groove (322) communicating with the straight groove (321). ), when the toggle member (52) is in contact with the movable limiter (31), the movable limiter (31) is driven to rotate, so that the groove surface of the first arc groove (311) and the second arc The groove surfaces of the shaped grooves (322) are correspondingly connected.
The rail-change sliding mechanism of the coplanar door according to claim 9, characterized in that a spacer (38) is provided between the fixing member (34) and the movable limiting member (31), and the spacer (38) It is relatively fixed with the movable limiter (31).
The rail-changing sliding mechanism for a coplanar door according to any one of claims 9-10, wherein the limiting mechanism (3) further comprises an elastic restoring member (39), and the elastic restoring member (39) is connected to between the sliding mechanism (1) and the door panel fixing seat (2).
The rail-change sliding mechanism of the coplanar door according to claim 11, characterized in that, the elastic restoring member (39) is a spring.
The rail-change sliding mechanism of a coplanar door according to claim 12, characterized in that a roller (23) is provided on the door panel fixing seat (2), and the roller (23) is in sliding contact with the spring, so that the spring Form an "L" shaped structure.
The rail-change sliding mechanism of the coplanar door according to claim 11, characterized in that, the elastic reset member (39) is a reset elastic piece.
The track-change sliding mechanism for a coplanar door according to any one of claims 12-14, characterized in that the sliding mechanism (1) comprises a sliding base (11) for realizing the displacement of the door panel fixing seat (2); A pulley (111) arranged on the sliding base (11).
The rail-change sliding mechanism for a coplanar door according to claim 15, characterized in that, the sliding mechanism (1) further comprises a guide device (12) for realizing the relative displacement of the door panel fixing seat (2).
The rail-change sliding mechanism for a coplanar door according to claim 16, characterized in that the guide device (12) comprises a guide member (121) provided on the sliding base (11), and a guide member (121) and a guide member (121). A slidingly connected guide seat (122), the guide seat (122) is fixedly connected with the door panel fixing seat (2).
The rail-change sliding mechanism for a coplanar door according to claim 16 or 17, characterized in that it further comprises a synchronization mechanism (4), and the synchronization mechanism (4) is provided on the door panel fixing seat (2) and the sliding mechanism (1) between, so as to guide the displacement of the door panel fixing seat (2) relative to the sliding mechanism (1).
The track-change sliding mechanism for a coplanar door according to claim 18, characterized in that the synchronization mechanism (4) comprises a first connecting member (41) having a first rotating end and a first moving end, and a second rotating end. and a second connecting piece (42) at the second moving end, the first connecting piece (41) is movably connected with the second connecting piece (42).
The rail-change sliding mechanism for a coplanar door according to claim 19, wherein the first rotating end is movably connected to the sliding base (11), and the first moving end is slidingly connected to the door panel fixing seat (2). ; the second rotating end is movably connected to the door panel fixing seat (2), and the second moving end is slidably connected to the sliding base (11).
The rail-change sliding mechanism of a coplanar door according to claim 20, wherein a first sliding groove (45) is provided on the door panel fixing seat (2), and a first sliding groove (45) is provided on the first moving end a piece (43), the first sliding piece (43) is slidably connected with the first sliding groove (45);

The sliding base (11) is provided with a second sliding groove (46), the second moving end is provided with a second sliding member (44), and the second sliding member (44) is connected with the second sliding groove ( 46) Sliding connection.

Alternatively, the door panel fixing seat (2) is provided with a first sliding member (43), the first moving end is provided with a first sliding groove (45), and the first sliding member (43) is connected to the first sliding member (43). The sliding groove (45) is slidably connected;

The sliding base (11) is provided with a second sliding member (44), the second moving end is provided with a second sliding groove (46), and the second sliding member (44) is connected to the second sliding groove ( 46) Sliding connection.
A coplanar door system, characterized in that it comprises the coplanar door track changing sliding mechanism according to any one of claims 1-21.
The coplanar door system according to claim 22, characterized in that it further comprises a track (7) supporting the displacement of the sliding mechanism (1), and the limit toggle member (5) is provided on the sliding mechanism (1) The end of the track (7) for closing the coplanar door; when the sliding mechanism (1) drives the door panel fixing seat (2) to reach the end of the track (7), the limit toggle piece (5) and the limit mechanism (3) ) are connected, so that the limiting mechanism (3) drives the door panel fixing seat (2) to move, and generates displacement relative to the sliding mechanism (1), so as to realize the coplanar closing of the coplanar door.