CN213449896U

CN213449896U - Self-suction lock and sliding door lock

Info

Publication number: CN213449896U
Application number: CN202021273792.7U
Authority: CN
Inventors: 乔轩; 邓满燕
Original assignee: Shenzhen Epp Precision Technology Co ltd
Current assignee: Shenzhen Epp Precision Technology Co ltd
Priority date: 2020-07-02
Filing date: 2020-07-02
Publication date: 2021-06-15
Anticipated expiration: 2030-07-02

Abstract

The application provides a self-priming lock, include: the self-suction assembly comprises a first driving piece, a self-suction arm, a locking piece and a clamping plate, wherein the first driving piece is used for driving the self-suction arm to rotate, the locking piece is coaxially fixed with the clamping plate, and the self-suction arm can push the locking piece to enable the clamping plate to eccentrically rotate so as to realize mutual locking with a lock tongue on a sliding door body; the opening assembly comprises a second driving piece, an opening arm and a stopping claw, and the stopping claw is used for locking the locking piece after the locking piece rotates for a preset stroke; the locking claw and the opening arm are coaxially fixed, the second driving piece is used for driving the opening arm to rotate, and the opening arm can drive the locking claw to unlock the locking piece so that the clamping plate can be reset to an unlocking state under the driving of the first torsion spring. A sliding door lock comprises the self-suction lock. The application provides a from inhaling lock, compact structure, occupation space is little, is convenient for install at the sliding door top.

Description

Self-suction lock and sliding door lock

Technical Field

The application belongs to the technical field of automobile door locks, and particularly relates to a self-suction lock and a sliding door lock.

Background

With the popularization of MPVs (multi-Purpose Vehicles), motor homes, concierge Vehicles and commercial Vehicles, the demand for the sliding door is higher and more spacious, and the number of positioning and locking points of the sliding door is increased. Typically this type of sliding door is designed as follows: the front end of the sliding door is provided with a guide pin, the rear middle of the sliding door is provided with a main lock, and the rear upper part of the sliding door is provided with a self-absorption lock. Opening and closing the door: the inner handle and the outer handle are manually pressed, and the pull wire drives the opening arm to unlock; the hand inertia sliding door realizes that the door lock clamping plate impacts the lock pin and rotates to be tightly held.

Because the sliding door is tall and big, fatigue impact at the rear upper part of the vehicle door is easy to float outwards and deform, the common locking can be locked and closed untight frequently, water enters the vehicle when raining, the door is not synchronous up and down when opening the door, and the door is easy to clamp. The existing patent discloses that a self-suction lock is installed on a sliding door, but the existing self-suction lock has a complex structure and large occupied space, and the space at the upper end of the sliding door is limited; meanwhile, the upper end of the sliding door is closed with great force, so that the self-suction lock is easy to save labor and the structure is easy to deform.

SUMMERY OF THE UTILITY MODEL

The application aims to provide a self-suction lock to solve the technical problem that the self-suction lock in the prior art occupies a large space.

In order to achieve the purpose, the technical scheme adopted by the application is as follows: there is provided a self-priming lock, comprising a self-priming lock, mounted on a sliding door, the self-priming lock comprising:

the self-suction assembly comprises a first driving piece, a self-suction arm, a locking piece and a clamping plate, wherein the first driving piece is used for driving the self-suction arm to rotate, the locking piece is coaxially fixed with the clamping plate, and the self-suction arm can push the locking piece to enable the clamping plate to eccentrically rotate so as to realize mutual locking with a lock tongue on a sliding door body;

the opening assembly comprises a second driving piece, an opening arm and a stopping claw, and the stopping claw is used for locking the locking piece after the locking piece rotates for a preset stroke; the locking claw and the opening arm are coaxially fixed, the second driving piece is used for driving the opening arm to rotate, and the opening arm can drive the locking claw to unlock the locking piece so that the clamping plate is reset to an unlocking state under the drive of the first torsion spring.

In a possible embodiment, the self-priming lock further includes a mounting bracket, the self-priming assembly further includes a first fixing shaft and a second fixing shaft, the first fixing shaft and the second fixing shaft are respectively rotatably disposed on the mounting bracket and axially spaced along the first fixing shaft, the self-priming arm is mounted on the first fixing shaft, and the locking member and the clamping plate are both mounted on the second fixing shaft.

In a possible embodiment, a second torsion spring is sleeved on the first fixing shaft, one end of the second torsion spring is fixed on the first fixing shaft, the other end of the second torsion spring is fixed on the mounting frame, and the second torsion spring is used for driving the self-sucking arm to reset when the locking piece is locked.

In a possible embodiment, the self-priming arm includes a rotating part and a pushing part, one end of the rotating part is sleeved on the first fixed shaft, and the first driving part is connected with the other end of the rotating part; the pushing portion is connected with the other end of the rotating portion, and the pushing portion is used for being abutted to the locking piece to push the locking piece.

In a possible embodiment, the locking member includes a main body portion sleeved on the second fixed shaft, an abutting portion provided at an edge of the main body portion and capable of abutting against the self-priming arm, and a first convex portion provided at an edge of the main body portion and used for locking with the locking pawl.

In a possible embodiment, the opening assembly further includes a third fixed shaft rotatably disposed on the mounting frame, and the opening arm and the locking pawl are respectively sleeved on the third fixed shaft; still the cover is equipped with the third torsional spring on the third fixed axle, third torsional spring one end is fixed in the third fixed axle, the third torsional spring other end is fixed in the mounting bracket.

In a possible embodiment, the locking pawl includes a mounting portion sleeved on the third fixing shaft, a second convex portion provided at an edge of the mounting portion and adapted to be in locking engagement with the locking member, and a third convex portion provided at an edge of the mounting portion and adapted to be in limiting engagement with the mounting bracket.

In a possible embodiment, the mounting frame comprises a bottom plate, a support and a cover plate, wherein the bottom plate is bent into a U shape by a metal plate, the middle of the bottom plate is bent to form a mounting groove, the support is accommodated in the mounting groove, the cover plate covers the support, and two ends of the cover plate are respectively locked with two ends of the bottom plate through fasteners; the locking piece and the stopping claw are arranged in the bracket.

In a possible embodiment, a mounting plate is further arranged on the cover plate, the first fixing shaft and the third fixing shaft are both mounted on the mounting plate, and a reinforcing plate for reinforcing the strength of the mounting plate is further arranged on the inner side of the mounting plate.

The application also provides a sliding door lock, which comprises a main lock, a sensor, a controller and the self-absorption lock, wherein the main lock is arranged in the middle of the rear end of the sliding door, and the self-absorption lock is arranged at the top of the rear end of the sliding door; the sensor is used for sensing whether the main lock enters a full-lock state or not and sending a full-lock signal to the controller, and the controller is used for controlling the first driving piece to drive the clamping plate to eccentrically rotate according to the full-lock signal so as to realize mutual locking with a lock tongue on a sliding door body.

The application provides a from inhaling beneficial effect of lock lies in: compared with the prior art, the self-priming lock provided by the embodiment of the application realizes self priming and unlocking of the clamping plate and the lock tongue through the arrangement of the first driving piece, the self-priming arm, the locking piece, the clamping plate, the first torsion spring, the second driving piece, the opening arm and the locking pawl; the locking and resetting of the clamping plate are realized through the mutual matching of the locking piece and the locking claw, the locking claw and the opening arm are directly and coaxially fixed, and the self-suction locking device is simple in structure, compact in whole self-suction locking structure, small in occupied space and convenient to install at the top of the sliding door. In addition, the sliding door lock that this application provided, through the setting of above-mentioned self-priming lock, improved this sliding door lock's use reliability.

Drawings

In order to more clearly illustrate the technical solutions in the embodiments of the present application, the drawings needed to be used in the embodiments or the prior art descriptions will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present application, and it is obvious for those skilled in the art to obtain other drawings based on these drawings without inventive exercise.

Fig. 1 is a schematic perspective view of a self-priming lock according to an embodiment of the present disclosure;

fig. 2 is a bottom schematic view of a self-priming lock according to an embodiment of the present application;

FIG. 3 is a schematic diagram illustrating a state of the self-priming assembly and the opening assembly before self-priming according to an embodiment of the present disclosure;

FIG. 4 is a schematic diagram illustrating a self-priming assembly and an opening assembly according to an embodiment of the present disclosure after self-priming;

FIG. 5 is a schematic view of the locking member and pawl of FIG. 3 in a locked state;

fig. 6 is a schematic structural view of a sliding door lock according to an embodiment of the present invention.

Wherein, in the figures, the respective reference numerals:

100. self-priming lock; 10. a self-priming assembly; 11. a first driving member; 12. a self-suction arm; 121. a rotating part; 122. a pushing part; 13. a locking member; 131. a main body portion; 132. an abutting portion; 133. a first convex portion; 14. clamping a plate; 15. a first torsion spring; 16. a first fixed shaft; 17. a second fixed shaft; 18. a second torsion spring; 20. opening the assembly; 21. a second driving member; 22. an opening arm; 23. a locking pawl; 231. an installation part; 232. a second convex portion; 233. a third convex portion; 24. a third fixed shaft; 25. a third torsion spring; 30. a latch bolt; 40. a mounting frame; 41. a base plate; 42. a support; 43. a cover plate; 44. mounting a plate; 45. a reinforcing plate; 200. a sliding door; 300. and (4) a master lock.

Detailed Description

In order to make the technical problems, technical solutions and advantageous effects to be solved by the present application clearer, the present application is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the present application and are not intended to limit the present application.

It will be understood that when an element is referred to as being "secured to" or "disposed on" another element, it can be directly on the other element or be indirectly on the other element. When an element is referred to as being "connected to" another element, it can be directly connected to the other element or be indirectly connected to the other element.

It will be understood that the terms "length," "width," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like, refer to an orientation or positional relationship illustrated in the drawings for convenience in describing the present application and to simplify description, and do not indicate or imply that the referenced device or element must have a particular orientation, be constructed and operated in a particular orientation, and thus should not be construed as limiting the present application.

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

Referring to fig. 1 to 4, a self-priming lock 100 provided by the present application will now be described. The self-priming lock 100 is used for the sliding door 200 to achieve locking and unlocking between the sliding door 200 and a vehicle body.

From inhaling subassembly 10 includes first driving piece 11, from inhaling arm 12, locking piece 13, cardboard 14 and first torsion spring 15, and first driving piece 11 is used for the drive to inhale arm 12 rotatoryly, and locking piece 13 and cardboard 14 are coaxial fixed, from inhaling arm 12 and can promote locking piece 13 so that cardboard 14 eccentric rotation realizes locking each other with the spring bolt 30 on the sliding door 200 automobile body, and first torsion spring 15 is connected with locking piece 13. Specifically, because the locking piece 13 is fixed coaxially with the clamping plate 14, when the self-suction arm 12 pushes the locking piece 13, the clamping plate 14 can be pushed to rotate at the same time, and the clamping plate 14 is eccentrically arranged, so that the clamping plate 14 can be eccentrically rotated to be locked with the lock tongue 30.

The opening assembly 20 includes a second driving member 21, an opening arm 22, and a locking pawl 23, and the locking pawl 23 is used for locking the locking member 13 after the locking member 13 rotates for a predetermined stroke. The stopping claw 23 is coaxially fixed with the opening arm 22, the second driving member 21 is used for driving the opening arm 22 to rotate, and the opening arm 22 can drive the stopping claw 23 to unlock the locking piece 13 so that the clamping plate 14 can be reset to the unlocking state under the drive of the first torsion spring 15.

It should be noted here that the preset rotation stroke of the locking member 13 refers to a stroke in which the locking member 13 drives the card plate 14 to rotate until the card plate 14 and the latch 30 are completely locked, and at this time, the locking member 13 is locked by the locking claw 23, so that the card plate 14 and the latch 30 are kept in a locked state.

The self-priming and unlocking processes of the self-priming lock 100 provided by the embodiment of the application are as follows: during self-suction, the self-suction arm 12 is driven to rotate by the first driving piece 11, the self-suction arm 12 pushes the locking piece 13 to rotate, so that the clamping plate 14 is driven to eccentrically rotate to be locked with the bolt 30 on the body of the sliding door 200, the locking piece 13 is locked by the locking claw 23, the clamping plate 14 and the bolt 30 are kept in a locked state, and meanwhile, a certain amount of energy is accumulated in the first torsion spring 15; when the lock is unlocked, the second driving member 21 drives the opening arm 22 to rotate, so that the stopping claw 23 is driven to rotate, the stopping claw 23 releases the locking piece 13, the locking piece 13 and the card plate 14 are reset under the driving of the first torsion spring 15, and the card plate 14 and the lock tongue 30 are unlocked.

The self-priming lock 100 provided by the application realizes self priming and unlocking of the card plate 14 and the lock tongue 30 through arrangement of the first driving piece 11, the self-priming arm 12, the locking piece 13, the card plate 14, the first torsion spring 15, the second driving piece 21, the opening arm 22 and the locking dog 23; the locking and resetting of the clamping plate 14 are realized through the mutual matching of the locking piece 13 and the locking claw 23, and the locking claw 23 and the opening arm 22 are directly and coaxially fixed, so that the structure is simple, the whole self-suction lock 100 is compact in structure, small in occupied space and convenient to install at the top end of the sliding door 200.

In an embodiment, referring to fig. 1 and 3, the self-priming lock 100 further includes a mounting bracket 40, the self-priming assembly 10 further includes a first fixing shaft 16 and a second fixing shaft 17, the first fixing shaft 16 and the second fixing shaft 17 are respectively rotatably disposed on the mounting bracket 40, axes of the first fixing shaft 16 and the second fixing shaft 17 are overlapped, and the first fixing shaft 16 and the second fixing shaft 17 are disposed at an interval along an axial direction of the first fixing shaft 16. The suction arm 12 is mounted on a first fixed shaft 16, and the lock 13 and the catch plate 14 are both mounted on a second fixed shaft 17. That is, the self-priming arm 12 and the locking member 13 are independently arranged, specifically, in the rotation direction of the self-priming arm 12 during self-priming, the locking member 13 is located in front of the self-priming arm 12, so that the locking member 13 can be pushed to rotate when the self-priming arm 12 rotates, and when the locking member 13 is locked, the self-priming arm 12 can be reset from the rear of the locking member 13, that is, the self-priming arm 12 does not need to keep a locking state all the time like the locking member 13, the self-priming arm 12 only needs to rotate during self-priming, and can be reset after self-priming.

In an embodiment, referring to fig. 3 and 4, the first fixing shaft 16 is sleeved with a second torsion spring 18, one end of the second torsion spring 18 is fixed on the first fixing shaft 16, the other end of the second torsion spring 18 is fixed on the mounting bracket 40, and the second torsion spring 18 is used for driving the self-suction arm 12 to reset when the locking member 13 is locked. In fact, when the self-suction arm 12 is located at the initial position, the second torsion spring 18 is in a normal state, and when the first driving member 11 drives the self-suction arm 12 to rotate, since the first fixing shaft 16 also rotates, the second torsion spring 18 sleeved on the first fixing shaft 16 starts to accumulate energy; when the locking piece 13 is locked and the first driving member 11 stops driving, the second torsion spring 18 can drive the first fixing shaft 16 to reset, so as to drive the self-suction arm 12 to reset.

In a specific embodiment, referring to fig. 3 and 4, the self-suction arm 12 includes a rotating portion 121 and a pushing portion 122, one end of the rotating portion 121 is sleeved on the first fixing shaft 16, the pushing portion 122 is connected to the other end of the rotating portion 121, the rotating portion 121 is perpendicular to the first fixing shaft 16, the pushing portion 122 is parallel to the first fixing shaft 16, and the pushing portion 122 is used for abutting against the locking member 13 to push the locking member 13. The first driving member 11 is connected to the other end of the rotating portion 121, and the rotating portion 121 can be pushed to rotate around the axis of the first fixing shaft 16 by pushing the other end of the rotating portion 121 through the first driving member 11, that is, the rotating portion 121 is used as a lever to push the suction arm 12, so that labor can be saved.

Specifically, the rotating portion 121 and the pushing portion 122 are integrally connected.

In an embodiment, referring to fig. 4 and 5, the locking member 13 includes a main body 131, an abutting portion 132 and a first protrusion 133, and the main body 131 is sleeved on the second fixing shaft 17 and is fixedly connected to the second fixing shaft 17. The abutting portion 132 is provided at an edge of the main body portion 131 and is capable of abutting against the self-priming arm 12, and specifically, the abutting portion 132 extends from the edge of the main body portion 131 in the axial direction of the second fixed shaft 17, so that the abutting portion 132 and the pushing portion 122 are parallel to each other and distributed along the circumferential direction of the second fixed shaft 17. The first protrusion 133 is provided at an edge of the body 131 and is used to lock with the latch claw 23, that is, the first protrusion 133 is used to cooperate with the latch claw 23 to lock.

Specifically, the main body 131, the contact portion 132, and the first protrusion 133 are integrally connected.

Referring to fig. 3 to 5, the first torsion spring 15 is sleeved on the second fixing shaft 17, one end of the first torsion spring 15 is fixed on the second fixing shaft 17, and the other end of the first torsion spring 15 is fixed on the mounting frame 40. When the locking piece 13 was located initial position, first torsion spring 15 was in normal condition, when locking piece 13, second pivot and cardboard 14 were rotatory, energy was begin to save by first torsion spring 15, when the pawl 23 released locking piece 13, the second pivot can reset under the drive of first torsion spring 15 to drive locking piece 13 and cardboard 14 and reset.

In an embodiment, referring to fig. 3 to 5, the opening assembly 20 further includes a third fixing shaft 24 and a third torsion spring 25, the third fixing shaft 24 is rotatably disposed on the mounting frame 40, and the opening arm 22 and the stopping pawl 23 are respectively sleeved on the third fixing shaft 24, such that the stopping pawl 23 and the opening arm 22 move synchronously by fixing the opening arm 22 and the stopping pawl 23 on the same third fixing shaft 24.

The third torsion spring 25 is sleeved on the third fixing shaft 24, one end of the third torsion spring 25 is fixed on the third fixing shaft 24, and the other end of the third torsion spring 25 is fixed on the mounting frame 40. When the opening arm 22 is located at the initial position, the third torsion spring 25 is in a normal state, and when the opening arm 22 is driven by the second driving member 21 to rotate, the third torsion spring 25 fixed on the third fixing shaft 24 starts to accumulate energy due to the synchronous movement of the opening arm 22 and the third fixing shaft 24; when the second driving member 21 stops driving, the third rotating shaft is reset by the third torsion spring 25, and the opening arm 22 and the stopping pawl 23 are also reset synchronously.

In a specific embodiment, referring to fig. 5, the latch claw 23 includes a mounting portion 231, a second protrusion 232, and a third protrusion 233. The mounting portion 231 is sleeved on the third fixing shaft 24 and fixedly connected with the third fixing shaft 24, the second protruding portion 232 is disposed at the edge of the mounting portion 231 and used for locking and matching with the locking member 13, the second protruding portion 232 is specifically locked and matched with the first protruding portion 133, and the third protruding portion 233 is disposed at the edge of the mounting portion 231 and used for limiting and matching with the mounting frame 40. Referring to fig. 3, when the locking member 13 rotates, the first protrusion 133 approaches the second protrusion 232 and pushes the second protrusion 232 until the first protrusion 133 passes the second protrusion 232, and at this time, the third protrusion 233 just abuts against the sidewall of the mounting bracket 40, so that the movement of the second protrusion 232 is limited, that is, the first protrusion 133 is locked by the second protrusion 232, and the stopping pawl 23 is in an initial state, and the stopping pawl 23 is limited by the sidewall of the mounting bracket 40.

Referring to fig. 1, the mounting frame 40 includes a bottom plate 41, a bracket 42 and a cover plate 43, the bottom plate 41 is bent from a metal plate into a U shape, and the middle of the bottom plate is bent to form a mounting groove, the bracket 42 is received in the mounting groove, the cover plate 43 covers the bracket 42, and two ends of the cover plate 43 are respectively fastened to two ends of the bottom plate 41 by fasteners. The locking member 13 and the locking pawl 23 are disposed in the bracket 42, so that the locking member 13 and the locking pawl 23 occupy little space, and the whole self-priming lock 100 has a compact structure and occupies little space.

Referring to fig. 1 and 2, the first driving member 11 and the second driving member 21 are both cable structures.

Referring to fig. 1 and 2, the cover plate 43 is further provided with a mounting plate 44, the first fixing shaft 16 and the second fixing shaft 17 are both mounted on the mounting plate 44, and the first driving member 11 and the second driving member 21 are both connected to the mounting plate 44, so that, in order to increase the structural strength of the mounting plate 44, the mounting plate 44 is further provided with a reinforcing plate 45 on the inner side, and the mounting plate 44 is prevented from being deformed by the pulling force of the first driving member 11 and the second driving member 21 due to the arrangement of the reinforcing plate 45.

Referring to fig. 6, the present application further provides a sliding door lock, which includes a main lock 300, the self-priming lock 100, a sensor and a controller, wherein the main lock 300 is installed at the middle of the rear end of the sliding door 200, and the self-priming lock 100 is installed at the top of the rear end of the sliding door 200; the sensor is used for sensing whether the main lock 300 enters a full-lock state or not and sending a full-lock signal to the controller, and the controller is used for controlling the first driving piece 11 to drive the clamping plate 14 to eccentrically rotate according to the full-lock signal so as to realize mutual locking with the bolt 30 on the body of the sliding door 200.

The above description is only exemplary of the present application and should not be taken as limiting the present application, as any modification, equivalent replacement, or improvement made within the spirit and principle of the present application should be included in the protection scope of the present application.

Claims

1. From inhaling the lock, install on the sliding door, its characterized in that, from inhaling the lock and including:

2. The self-priming lock of claim 1, further comprising a mounting bracket, wherein the self-priming assembly further comprises a first fixed shaft and a second fixed shaft, the first fixed shaft and the second fixed shaft are rotatably disposed on the mounting bracket and axially spaced along the first fixed shaft, the self-priming arm is mounted to the first fixed shaft, and the locking member and the snap plate are mounted to the second fixed shaft.

3. The self-priming lock of claim 2, wherein a second torsion spring is sleeved on the first fixed shaft, one end of the second torsion spring is fixed on the first fixed shaft, the other end of the second torsion spring is fixed on the mounting bracket, and the second torsion spring is used for driving the self-priming arm to reset when the locking member is locked.

4. The self-priming lock of claim 2, wherein the self-priming arm includes a rotating portion and a pushing portion, one end of the rotating portion is sleeved on the first fixed shaft, and the first driving member is connected to the other end of the rotating portion; the pushing portion is connected with the other end of the rotating portion, and the pushing portion is used for being abutted to the locking piece to push the locking piece.

5. The self-priming lock of claim 2, wherein the locking member includes a body portion that is received over the second stationary shaft, an abutment portion that is disposed on an edge of the body portion and is capable of abutting against the self-priming arm, and a first protrusion that is disposed on an edge of the body portion and is configured to lock with the locking pawl.

6. The self-priming lock of any one of claims 2 to 5, wherein the unlocking assembly further comprises a third fixed shaft rotatably disposed on the mounting bracket, and the unlocking arm and the locking pawl are respectively sleeved on the third fixed shaft; still the cover is equipped with the third torsional spring on the third fixed axle, third torsional spring one end is fixed in the third fixed axle, the third torsional spring other end is fixed in the mounting bracket.

7. The self-priming lock of claim 6, wherein the locking pawl includes a mounting portion that is received over the third stationary shaft, a second protrusion disposed on an edge of the mounting portion for locking engagement with the locking member, and a third protrusion disposed on an edge of the mounting portion for positive engagement with the mounting bracket.

8. The self-priming lock of claim 6, wherein the mounting bracket comprises a bottom plate, a bracket and a cover plate, the bottom plate is bent from a metal plate into a U shape, the middle of the bottom plate is bent to form a mounting groove, the bracket is accommodated in the mounting groove, the cover plate covers the bracket, and two ends of the cover plate are respectively locked with two ends of the bottom plate through fasteners; the locking piece and the stopping claw are arranged in the bracket.

9. The self-priming lock of claim 8, wherein a mounting plate is further provided on the cover plate, the first stationary shaft and the third stationary shaft are both mounted on the mounting plate, and a reinforcing plate for reinforcing the strength of the mounting plate is further provided on an inner side of the mounting plate.

10. Sliding door lock, characterized in that it comprises a main lock, a sensor, a controller and a self-priming lock according to any one of claims 1 to 9, said main lock being mounted in the middle of the rear end of the sliding door, said self-priming lock being mounted on top of the rear end of the sliding door; the sensor is used for sensing whether the main lock enters a full-lock state or not and sending a full-lock signal to the controller, and the controller is used for controlling the first driving piece to drive the clamping plate to eccentrically rotate according to the full-lock signal so as to realize mutual locking with a lock tongue on a sliding door body.