阅读说明：本技术 一种汽车门锁电动开启结构 (Electric opening structure of automobile door lock ) 是由 华勇 杨朴 王晓峰 袁妍菲 于 2019-10-24 设计创作，主要内容包括：本申请公开了一种汽车门锁电动开启结构,所述汽车门锁电动开启结构由马达接线端子、马达、蜗轮、蜗轮弹簧、蜗杆、执行臂、蜗轮轴、棘爪和锁舌组成,马达接线端子与电源连接,马达驱动蜗杆,蜗杆带动蜗轮绕着蜗轮轴转动,蜗轮内部设有使其复位的蜗轮弹簧,蜗轮内部设有限位块,限位块拨动执行臂,执行臂推动棘爪,棘爪与锁舌相匹配,锁舌设有使其旋转的弹簧。其优点表现在：本申请的汽车门锁电动开启结构简单可靠,定位准确,有效避免干涉,对电机只需施加一个方向的电压即实现可循环解锁操作,传动效率高,有限位装置,在长时间工作中能够保持良好的性能。(The application discloses electronic opening structure of automobile door lock, electronic opening structure of automobile door lock comprises motor binding post, motor, worm wheel spring, worm, execution arm, worm wheel shaft, pawl and spring bolt, motor binding post is connected with the power, the motor drive worm, the worm drives the worm wheel and rotates round worm wheel shaft, the inside worm wheel spring that makes its reset that is equipped with of worm wheel, the inside stopper that is equipped with of worm wheel, execution arm is stirred to the stopper, execution arm promotes the pawl, pawl and spring bolt phase-match, the spring bolt is equipped with makes its rotatory spring. Its advantages are: the electric unlocking structure of the automobile door lock is simple and reliable, the positioning is accurate, the interference is effectively avoided, the motor can be circularly unlocked only by applying voltage in one direction, the transmission efficiency is high, a limiting device is arranged, and good performance can be kept in long-time work.)

1. The electric opening structure of the automobile door lock is characterized by comprising a motor wiring terminal (101), a motor (102), a worm wheel (201), a worm wheel spring (202), a worm (203), an execution arm (204), a worm wheel shaft (205), a pawl (301) and a lock tongue (302), wherein the motor (102) is provided with the motor wiring terminal (101) to be connected with a power supply, the motor (102) drives the worm wheel (203), the worm wheel (203) drives the worm wheel (201) to rotate around the worm wheel shaft (205), the worm wheel spring (202) for resetting the worm wheel (201) is arranged inside the worm wheel (201), a limit block (2011) is arranged inside the worm wheel (201), the limit block (2011) pokes the execution arm (204), the execution arm (204) pushes the pawl (301), and the pawl (301) is matched with the lock tongue (302), the bolt (302) is provided with a spring for rotating the bolt.

2. An electric unlocking structure for an automobile door lock according to claim 1, wherein a stopper (2012) is provided on an outer surface of the worm wheel (201).

3. An electric unlocking structure of an automobile door lock according to claim 1, characterized in that the front end of the actuating arm (204) is provided with a protruding post (2041), and the protruding post (2041) pushes the pawl (301).

4. An automobile door lock electric opening structure according to claim 1, characterized in that the latch tongue (302) is provided with a projection.

5. An automobile door lock characterized in that the automobile door lock is provided with an electric door lock opening structure as set forth in any one of claims 1 to 4.

6. An automobile, characterized in that the automobile is provided with the automobile door lock as claimed in claim 5.

Technical Field

The application relates to the technical field of automobile door locks, in particular to an electric opening structure of an automobile door lock.

Background

The back door lock of the current mainstream automobile door lock is a back door which is matched with up-down opening and closing and is difficult to be matched with a side opening and closing structure. In order to adapt to a back door with side opening and closing, a side door lock structure is generally required to be transplanted to the back door, and a connecting rod and a pull wire which are the same as those of the side door lock are arranged, so that higher part cost and labor are often required, and electric opening cannot be realized.

The tail gate lock in the market at present has functions of locking and unlocking the automobile gate lock, and the number of parts and the cost are required to be reduced as much as possible on the premise of realizing the functions.

In view of the above, it would be desirable to provide a tailgate actuator with automatic return function that can achieve manual and electric unlocking without mutual interference.

Disclosure of Invention

The application provides an electronic structure of opening of automobile door lock, and this structure provides electric actuator's actuating arm and the coupling mechanism of lock pawl, then relies on the inside motor rotation of drive executor to drive worm and gear promotion actuating arm and accomplish the unblock action, and the connecting part between electric actuator and the lock can be saved to this structure, saves the cost promptly and promotes transmission efficiency again, ensures the stability that the function realized simultaneously.

The following technical scheme is adopted in the application: the utility model provides an electronic opening structure of automobile door lock, the electronic opening structure of automobile door lock comprises motor binding post 101, motor 102, worm wheel 201, worm wheel spring 202, worm 203, actuator arm 204, worm wheel shaft 205, pawl 301 and spring bolt 302, motor 102 is equipped with motor binding post 101 and is connected with the power, motor 102 drive worm 203, worm 203 drives worm wheel 201 is around worm wheel shaft 205 rotates, worm wheel 201 is inside to be equipped with the worm wheel spring 202 that makes its reset, worm wheel 201 is inside to be equipped with stopper 2011, stopper 2011 dials actuator arm 204, actuator arm 204 promotes pawl 301, pawl 301 with spring bolt 302 phase-match, spring bolt 302 is equipped with the spring that makes its rotatory.

Further, a stopper 2012 is disposed on an outer surface of the worm wheel 201.

Further, the front end of the actuating arm 204 is provided with a protruding column 2041, and the protruding column 2041 pushes the pawl 301.

Further, a projection is arranged on the bolt 302.

The above-mentioned at least one technical scheme that this application adopted can reach following beneficial effect:

the electric unlocking structure of the automobile door lock is simple and reliable, the positioning is accurate, the interference is effectively avoided, the motor can be circularly unlocked only by applying voltage in one direction, the transmission efficiency is high, a limiting device is arranged, and good performance can be kept in long-time work.

Drawings

The accompanying drawings, which are included to provide a further understanding of the application and are incorporated in and constitute a part of this application, illustrate embodiment(s) of the application and together with the description serve to explain the application and not to limit the application. In the drawings:

fig. 1 is a schematic structural diagram of an electric unlocking structure of an automobile door lock according to an embodiment of the present application.

Fig. 2 is a schematic structural diagram of an electric unlocking structure of an automobile door lock according to an embodiment of the present application.

Fig. 3 is a schematic structural diagram of an electric unlocking structure of an automobile door lock according to an embodiment of the present application.

Fig. 4 is a schematic structural diagram of an actuator arm according to an embodiment of the present application.

Fig. 5 is a schematic structural diagram of a worm wheel provided in an embodiment of the present application.

Fig. 6 is a schematic structural diagram of an automobile door lock according to an embodiment of the present application.

The reference numerals are explained below:

101. the motor comprises a motor wiring terminal 102, a motor 201, a worm wheel 2011, a limiting block 2012, a stop block 202, a worm wheel spring 203, a worm 204, an execution arm 2041, a convex column 205, a worm wheel shaft 301, a pawl 302 and a lock tongue.

Detailed Description

In order to make the objects, technical solutions and advantages of the present application more apparent, the technical solutions of the present application will be described in detail and completely with reference to the following specific embodiments of the present application and the accompanying drawings. It should be apparent that the described embodiments are only some of the embodiments of the present application, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present application.

In the description of the present application, it is to be understood that the terms "center," "longitudinal," "lateral," "length," "width," "thickness," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," "clockwise," "counterclockwise," and the like are used in the orientations and positional relationships indicated in the drawings for convenience in describing the present application and for simplicity in description, and are not intended to indicate or imply that the referenced devices or elements must have a particular orientation, be constructed in a particular orientation, and be operated in a particular manner, and thus should not be considered limiting.

In this application, unless expressly stated or limited otherwise, the terms "mounted," "connected," "secured," and the like are to be construed broadly and can include, for example, fixed connections, removable connections, or integral connections; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present application can be understood by those of ordinary skill in the art as appropriate.

An electric opening structure of an automobile door lock comprises a motor terminal 101, a motor 102, a worm wheel 201, a worm wheel spring 202, a worm 203, an actuating arm 204, a worm wheel shaft 205, a pawl 301 and a bolt 302. The motor 102 is provided with a motor connecting terminal 101 connected with a power supply, the motor 102 drives the worm 203, and the worm 203 drives the worm wheel 201 to rotate around the worm wheel shaft 205. The inside worm wheel spring 202 that makes it reset that is equipped with of worm wheel 201, the inside stopper 2011 that is equipped with of worm wheel 201, the surface of worm wheel 201 is equipped with a dog 2012. The limiting block 2011 stirs the executing arm 204, the front end of the executing arm 204 is provided with a protruding column 2041, the protruding column 2041 pushes the pawl 301, the pawl 301 is matched with the lock tongue 302, the lock tongue 302 is provided with a spring for rotating the lock tongue 302, and the lock tongue 302 is provided with a convex block.

In a state where the tailgate is closed, as shown in fig. 2. When an unlocking control signal is applied to the motor 102 through the motor wiring terminal 101, the motor 102 rotates and simultaneously drives the worm 203 to rotate, the worm 203 rotates to apply a transmission force to the worm wheel 201 and drive the worm wheel 201 to rotate clockwise around the worm wheel shaft 205, the limiting block 2011 dials the execution arm 204 when the worm wheel 201 rotates, the protruding column 2041 on the execution arm 204 pushes the pawl 301 to push the pawl 301 to an unlocking position, and the position is shown in fig. 3; the latch bolt 302 is rotated clockwise to the unlocked position by the spring and the worm gear 202 is returned to the initial position by the spring force.

In the electric unlocking process, the stop 2012 on the worm wheel 201 is matched with the shell of the electric opening structure of the automobile door lock, so that the extending stroke length of the execution arm 204 is determined, and the door lock is ensured to be unlocked smoothly.

The above description is only an example of the present application and is not intended to limit the present application. Various modifications and changes may occur to those skilled in the art. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present application should be included in the scope of the claims of the present application.