WO2022002239A1

WO2022002239A1 - Automobile door lock and automobile

Info

Publication number: WO2022002239A1
Application number: PCT/CN2021/104212
Authority: WO
Inventors: 鄂俊邑; 汪海
Original assignee: 青岛天辰佳创汽车配件有限公司
Priority date: 2020-07-03
Filing date: 2021-07-02
Publication date: 2022-01-06

Abstract

Provided is an automobile door lock, comprising: a coaxial and laminated locking structure having a lock tongue (1) and a rotating member (3); a separating/joining member (4) arranged on the locking structure and used for fitting with and driving the rotating member (3) to rotate coaxially with, or separate from, the lock tongue (1); a braking member (24) which holds the lock tongue (1) to achieve locking; a first unlocking component used for driving the braking member (24) and the lock tongue (1) to unlock. Also provided is an automobile comprising the described automobile door lock. The invention simplifies the internal structure of the automobile door lock, such that the volume of the automobile door lock is greatly reduced, reducing manufacturing costs.

Description

A car door lock and car

technical field

The invention belongs to the technical field of automobile door locks, and particularly relates to an automobile door lock and an automobile.

Background technique

The car door lock is a kind of lock applied to the suction door of the car, and the car door is locked by the car door lock. The car door lock is generally installed on the car door, and is matched with the lock column set on the car column to press and lock the car door.

The current car door lock has a complex structure and many transmission components, which makes the transmission structure of the entire car lock complex, resulting in a high failure rate of jammed teeth, and the transmission structure occupies a large space, resulting in the overall volume of the car door lock. If it is too large, it is not conducive to application installation, and at the same time, it will lead to high manufacturing cost of the entire car lock.

SUMMARY OF THE INVENTION

In order to solve the above technical problems, the present invention provides an automobile door lock, which simplifies the internal structure of the automobile door lock, greatly reduces the volume of the automobile door lock, and reduces the manufacturing cost.

The technical scheme of the present invention to solve the above-mentioned technical problems is as follows: a kind of automobile door lock, comprising:

A coaxial and stacked locking structure with a locking tongue and a rotating member;

a clutch member arranged on the locking structure for cooperating to drive the rotating member to rotate or separate from the locking tongue coaxially;

a brake that clamps the lock tongue to achieve locking;

A first unlocking component for driving the braking member and the locking tongue to unlock.

The beneficial effects of the present invention are: (1) The coaxial stacking distribution of the lock tongue and the rotating member reduces the transmission parts between the locking tongue and the rotating member, so that the kinetic energy is directly transmitted, and the transmission structure of the automobile door lock is simplified. ;

(2) Through the set clutch, the locking action can be stopped at any time, and there is no need to wait until the locking action is completed before unlocking, which improves the user's experience and is very convenient to use;

(3) The provided first unlocking component can easily drive the braking member to move, thereby realizing unlocking, and the operation is very convenient;

(4) The internal structure of the car door lock is simplified, the volume of the entire car door lock is reduced, the manufacturing cost is reduced, the installation and use are facilitated, and the failure rate of the car door lock is reduced at the same time.

On the basis of the above technical solutions, the present invention can also be improved as follows.

Further, it also includes a first shaft, the locking tongue and the rotating member are sleeved on the first shaft, and the braking member is sleeved on a second shaft coaxial with the first shaft and arranged side by side ;

It also includes a linkage member sleeved on the second shaft to drive the brake to unlock, and the linkage member is located on the stroke track of the first unlocking member.

The beneficial effects of adopting the above-mentioned further solution are: facilitating the cooperation of the braking element and the lock tongue, and facilitating the control of the movement of the braking element through the linkage component, thereby facilitating the unlocking operation.

Further, the first unlocking part includes an intervention part and a cable part for driving the intervention part to move, the intervention part is rotatably connected to the rotating part, and one end of the cable part extends to the intervention part On the rotation stroke of the intervening member, the linkage member is located on the stroke track of one end of the intervention member, and the linkage member is driven to move by the cable member.

The beneficial effect of adopting the above-mentioned further scheme is that the control of the linkage component is realized by pulling the intervening component through the cable component, which corresponds to the door handle on the vehicle and is convenient to use.

Further, the cable member includes a first cable member and a second cable member, the linkage member is provided with a first stop that is in mating contact with the second cable member, and the linkage member is provided with There is a second stop that cooperates with the intervention piece.

The beneficial effect of adopting the above-mentioned further scheme is: when the car door lock is in the locked state, the lock can be opened by pulling the first cable part and the second cable part to cooperate, so as to avoid the damage of the car door lock, which cannot be Open the door, only the door can be removed for maintenance.

Further, the pull cable component includes a pull tab and a pull cable, one end of the pull tab extends to the rotation stroke of the intervention piece, and one end of the pull cable is connected with the other end of the pull tab, through the The pull cable drives the pull tab to contact the intervention piece, and drives the intervention piece to rotate, and the intervention piece is provided with a first return elastic member for driving the pull tab to return to its original position.

The beneficial effect of adopting the above-mentioned further scheme is that the pull-tab is driven to move by the cable, which is very convenient;

Further, the clutch member is located on the stroke track of the other end of the intervention member, and the intervention member drives the rotating member to separate from the lock tongue through the clutch member.

The beneficial effect of adopting the above-mentioned further scheme is that the intervening member facilitates the movement of the clutch member, and cuts off the kinetic energy of the rotating member to the lock tongue, so that the lock tongue can be freely rotated and the locking process is stopped.

Further, it also includes a first connecting portion that cooperates with the clutch member and is used to drive the rotating member to be coaxially linked or separated from the locking tongue, and the first connecting portion is located between the rotating member and the locking tongue. between.

The beneficial effect of adopting the above-mentioned further scheme is that the first connecting part facilitates the cooperation with the clutch part to transmit kinetic energy, and at the same time facilitates the assembly and distribution of the automobile door lock, making the structure tight and further reducing the volume of the automobile door lock.

Further, it also includes a second unlocking member for driving the braking member to unlock the lock tongue, the second unlocking member and the linkage member being integral or separate.

The beneficial effect of adopting the above-mentioned further scheme is that: the second unlocking part is used for the structural adaptation of the door to be unlocked with a key, and the second unlocking part can be independently controlled by the key to drive the braking part under the condition of no electricity, damage to the motor or damage to the transmission mechanism Mobile to achieve unlock, with protection mechanism.

Further, the second unlocking component includes an unlocking driving member, a pull wire, and a second return elastic member for driving the unlocking driving member to return to its original position, and the unlocking driving member is coaxially connected to the braking member, and Coaxial rotation, one end of the pulling wire is connected with one end of the unlocking driving member, and pulling the pulling wire through the unlocking driving member drives the braking member to be separated and unlocked from the lock tongue;

Also includes drive components;

The driving component includes a motor, a screw rod and a reduction gear, the screw rod is connected to the output end of the motor, the screw rod is meshed with the reduction gear, and the reduction gear is drivingly connected with the rotating member;

It also includes a clutch return part for driving the clutch part to return to its original position; the clutch return part is arranged on the rotating part, and one end of the clutch return part extends to the rotation stroke of the clutch part ;

It also includes a housing, the rotating part, the driving part and the clutch part are all arranged in the housing, the outer wall of the housing is provided with a locking groove, the locking tongue and the braking part rotate It is arranged outside the casing and on both sides of the lock slot.

The beneficial effects of adopting the above-mentioned further scheme are that the structure can be protected by the casing, and at the same time, it is more convenient for installation, and the driving component is beneficial to drive the movement of the rotating member, and the operation is convenient.

The present invention also provides an automobile, including the above-mentioned automobile door lock.

Description of drawings

Fig. 1 is the three-dimensional schematic diagram of the internal structure of the automobile door lock of Embodiment 1 of the present invention;

Fig. 2 is the three-dimensional schematic diagram of the cooperation relationship between the lock tongue and the brake according to the first embodiment of the present invention;

Fig. 3 is the three-dimensional schematic diagram of the lock tongue of Embodiment 1 of the present invention;

FIG. 4 is a schematic perspective view of a braking member according to Embodiment 1 of the present invention;

Fig. 5 is the overall three-dimensional schematic diagram of one direction of the automobile door lock of Embodiment 1 of the present invention;

FIG. 6 is an overall perspective view of the automobile door lock in another direction according to Embodiment 1 of the present invention.

In the accompanying drawings, the list of components represented by each number is as follows:

1. Lock tongue; 2. First connecting part; 3. Rotating part; 4. Clutch part; 5. Intervention part; 6. First shaft; 7. Pull tab; 7-1, First pull tab; 7-2 , the second pull tab; 8, the unlocking drive member; 9, the first return elastic member; 10, the cable; 10-1, the first cable; 10-2, the second cable; 11, the cable; 12, The second shaft; 13, the second connecting part; 14, the first stop; 15, the linkage part; 16, the second stop; 17, the first reduction gear; 18, the unlocking top block; 19, the second reduction gear; 20, motor; 21, drive rod; 22, card slot; 23, resist block; 24, brake part; 25, insert rod; 26, jack; 27, second return elastic part; 28, control part; 29 30, the upper casing; 31, the lower casing; 32, the screw rod; 33, the locking top block; 34, the locking groove.

detailed description

The principles and features of the present invention will be described below with reference to the accompanying drawings. The examples are only used to explain the present invention, but not to limit the scope of the present invention.

Example 1

As shown in Figures 1-6, this embodiment provides an automobile door lock, which includes: a coaxial and stacked locking structure with a lock tongue 1 and a rotating member 3; 3. A clutch member 4 that rotates or separates coaxially with the lock tongue 1; a brake member 24 that holds the lock tongue 1 to achieve locking;

The solution of this embodiment has the following effects, wherein the lock tongue 1 cooperates with the lock cylinder matched with the outer vehicle column to lock the vehicle door. Through the contact between the clutch member 4 and the lock tongue 1, the lock tongue 1 is driven to rotate coaxially with the rotation member 3, and the clutch member 4 can be separated from the lock tongue 1, so that the rotation member 3 cannot continue to drive the lock tongue 1 to rotate. Stopping the locking action improves the user's experience of use, and the locking action can be stopped at any time, and there is no need to wait until the locking action is completed before unlocking, which is very convenient to use. In addition, when the door lock fails, the clutch 4 can be driven to separate from the lock tongue 1 to realize unlocking and realize the function of the protection mechanism. The provided braking member 24 cooperates with the locking tongue 1. After the locking tongue 1 is rotated, the locking tongue 1 is held against by the braking member 24, so that the locking tongue 1 cannot be rotated in the reverse direction, so that the lock cylinder is blocked by the locking tongue. 1 is limited to achieve locking and locking functions. The provided first unlocking component can easily drive the brake member 24 to move, so that the lock tongue 1 can be rotated in the opposite direction again, so as to realize the unlocking and the operation is very convenient. The volume is reduced, the manufacturing cost is reduced, and it is convenient for installation and use.

Preferably, in this embodiment, a first shaft 6 is also included, and the locking tongue 1 and the rotating member 3 are sleeved on the first shaft 6, wherein the locking tongue 1 and the rotating member 3 are both rotatably arranged relative to the first shaft 6, so that the locking tongue 1 and the rotating member 3 are arranged to rotate coaxially with the axis of the first shaft 6, the braking member 24 is sleeved on the second shaft 12 that is coaxial with the first shaft 6 and arranged side by side, the second shaft 12 and the first shaft 6 Arranged side by side, the braking members 24 are rotatably arranged on the second shaft 12 to rotate along the axis of the second shaft 12 . The locking tongue 1 and the braking element 24 are also arranged side by side.

Preferably, in this embodiment, a linkage member 15 sleeved on the second shaft 12 to drive the brake member 24 to unlock is also included. The linkage member 15 is located on the stroke track of the first unlocking member. The linkage member 15 contacts, so that the first unlocking member drives the linkage member 15 to move, so that the braking member 24 moves away from the lock tongue 1, so that the lock tongue 1 can be reversely rotated again to realize unlocking.

Preferably, in this embodiment, the first unlocking part includes an intervention part 5 and a cable part used to drive the intervention part 5 to move. The intervention part 5 is rotatably connected to the rotating part 3, wherein the intervention part 5 is also rotatably connected to the first On the shaft 6, one end of the cable member extends to the rotation stroke of the intervention member 5, and the linkage member 15 is located on the stroke track of one end of the intervention member 5, and the linkage member 15 is driven to move by the cable member.

When the device is installed on the front door, when the cable member is pulled, it contacts with the linkage member 15, thereby driving the linkage member 15 to move, and the movement of the linkage member 15 drives the brake member 24 to move to achieve unlocking.

When the device is installed on the rear door, when the cable member is pulled, it contacts with the intervention member 5, and drives the intervention member 5 to rotate on the first shaft 6, so that one end of the intervention member 5 contacts the linkage member 15, thereby driving the linkage member 15. The component 15 moves, and the movement of the linkage component 15 drives the brake member 24 to move to achieve unlocking.

Preferably, in this embodiment, the cable member includes a first cable member and a second cable member, and the linkage member 15 is provided with a first stop 14 that is in mating contact with the second cable member. A second stopper 16 is provided in cooperation with the intervention piece 5 , and the intervention piece 5 is driven to rotate and contact with the second stopper 16 by the first cable member. Among them, there are two cable parts.

When the device is installed on the front door, it is only necessary to pull the first cable member, and the first cable member contacts the second stop 16, thereby driving the brake member 24 to move to realize unlocking.

When the device is installed on the rear door, the second cable member can be in contact with the first stop 14 by pulling the second cable member, and when the second cable member is in contact with the first stop 14, the linkage member 15 is driven to move for a certain stroke, At this time, the first cable member is pulled into contact with the intervention member 5, and the intervention member 5 is driven to rotate, so that one end of the intervention member 5 contacts the second stop 16, so that the linkage member 15 continues to move to achieve unlocking.

Preferably, in this embodiment, the pull cable component includes a pull tab 7 and a pull cable 10, one end of the pull tab 7 extends to the rotation stroke of the intervention piece 5, and one end of the pull cable 10 is connected with the other end of the pull tab 7, through The pull cable 10 drives the pull tab 7 to contact the intervention member 5 and drives the intervention member 5 to rotate.

The first cable component includes a first pull tab 7-1 and a first cable 10-1, and the second cable component includes a second pull tab 7-2 and a second cable 10-2, wherein the first pull tab 7-1 and the second pull tab 7-2 are both rotatably connected to the first shaft 6.

The intervention member 5 is provided with a first return elastic member 9 for driving the pull tab 7 to return to its original position, wherein the first return elastic member 9 is sleeved on the first shaft 6, wherein the first return elastic member 9 is an elastic torsion. A spring or elastic clip, when the pull-tab 7 rotates, it drives the first return elastic member 9 to move, and when the pulling force stops acting on the pull-tab 7, the pull-tab 7 returns to its original state under the action of the first return elastic member 9 Location.

Preferably, in this embodiment, the rotating member 3 is provided with an installation hole, and the clutch member 4 is rotatably connected in the installation hole. The clutch member 4 is located on the stroke track of the other end of the intervention member 5 , and the intervention member 5 drives the rotating member 3 to separate from the lock tongue 1 through the clutch member 4 . Among them, the other end of the intervention piece 5 is provided with a protrusion that cooperates with the clutch piece 4, and the clutch piece 4 is located on the rotation stroke of the protrusion. After contacting with the clutch member 4, the clutch member 4 is driven to move, so that the clutch member 4 is separated from the lock tongue 1, so that the transmission relationship between the rotating member 3 and the lock tongue 1 is separated and disconnected, and the lock tongue 1 also rotates freely.

Preferably, in this embodiment, a clutch return part for driving the clutch part 4 to return to its original position is also included; the clutch return part is arranged on the rotating part 3 , and one end of the clutch return part extends to the rotation stroke of the clutch part 4 When the protrusion on the intervention member 5 is separated from the clutch member 4, the clutch return member pushes the clutch member 4 to return to its original position and contacts with the lock tongue 1, so that the kinetic energy transmission between the transmission member and the lock tongue 1 is restored.

Preferably, in this embodiment, the clutch return component is an elastic torsion spring or an elastic clip. When the protrusion on the intervening member 5 contacts the clutch member 4, the clutch member 4 is driven to rotate, and the clutch member 4 rotates with the lock. The tongue 1 is separated, so that the rotating member 3 cannot continue to drive the locking tongue 1 to rotate. When the protrusion on the intervention member 5 is separated from the clutch member 4, the elastic torsion spring or elastic clip drives the clutch member 4 to return to its original position.

Preferably, in this embodiment, the rotating member 3 is also fixedly provided with a blocking block 23 for preventing the clutch member 4 from rotating excessively. The blocking block 23 prevents the clutch member 4 from rotating excessively.

Preferably, in this embodiment, it also includes a first connecting portion 2 that cooperates with the clutch member 4 to drive the rotating member 3 to be coaxially linked or separated from the lock tongue 1 . The first connecting portion 2 is located between the rotating member 3 and the lock tongue 1 . between. The clutch member 4 is in contact with or separated from the first connecting portion 2 , and the first connecting portion 2 is connected with the locking tongue 1 , thereby driving the locking tongue 1 to rotate. The locking tongue 1 is provided with a slot 22 , and the first connecting portion 2 is provided with a driving rod 21 , and the driving rod 21 is inserted into the locking slot 22 , so that the first connecting portion 2 can easily drive the locking tongue 1 to rotate.

Preferably, in this embodiment, the linkage member 15 is rotatably arranged on the second shaft 12, wherein the linkage member 15 is provided with a through hole, and the linkage member 15 is rotatably arranged on the second shaft 12 through the through hole, wherein the linkage member 15 is connected to the second shaft 12. A second connecting portion 13 is provided between the braking members 24 , and the linkage member 15 drives the braking member 24 to rotate coaxially through the second connecting portion 13 . The brake member 24 is provided with an insertion hole 26 , and the second connecting portion 13 is provided with an insertion rod 25 . The insertion rod 25 is inserted into the insertion hole 26 , so that the second connection portion 13 can drive the braking member 24 to rotate.

Preferably, in this embodiment, a second unlocking member for driving the braking member 24 to unlock from the locking tongue 1 is further included, and the second unlocking member and the linkage member 15 are integral or separate. The linkage member 15 can be directly driven to move by the second unlocking member, thereby directly realizing unlocking, wherein the second unlocking member can be used to mechanically control the unlocking of the vehicle door. The mechanical pulling structure used for unlocking the door with a key can unlock the door by controlling the second unlocking component to drive the brake member 24 to move under the condition of no electricity, damage to the motor, or damage to the transmission mechanism.

Preferably, in this embodiment, the second unlocking member includes an unlocking driving member 8 , a pull wire 11 and a second return elastic member 27 for driving the unlocking driving member 8 to return to its original position. The unlocking driving member 8 is the same as the braking member 24 . The shafts are connected and rotate coaxially. One end of the pull wire 11 is connected to one end of the unlocking driving member 8 . Pulling the pulling wire 11 drives the braking member 24 and the lock tongue 1 to separate and unlock through the unlocking driving member 8 .

Wherein, the unlocking driving member 8 is rotatably arranged on the second shaft 12, so that the unlocking rotary member 3 and the braking member 24 rotate coaxially, wherein the pulling wire 11 drives the unlocking driving member 8 to rotate, and is in contact with the linkage member 15, so as to pass the linkage member 15 drives the brake member 24 to rotate, and is separated from the lock tongue 1 and unlocked.

The unlocking rotary member 3 is provided with an extension block adapted to the first block 14, wherein the first block 14 and the extension block are located on the same rotation track. When the unlocking rotary member 3 is rotated by pulling the pull wire 11, the extension block It is in contact with the first stop 14, thereby facilitating the rotation of the linkage member 15, which in turn drives the rotation of the braking member 24 to realize unlocking.

Preferably, in this embodiment, a driving component is also included. The driving part includes a motor 20 , a screw rod 32 and a reduction gear. The screw rod 32 is connected to the output end of the motor 20 .

The motor 20 drives the screw rod 32 to rotate, the screw rod 32 drives the reduction gear to rotate, and the reduction gear drives the rotating member 3 to rotate, wherein the rotating member 3 is the main gear. There are two reduction gears, including a first reduction gear 17 and a second reduction gear 19, wherein the first reduction gear 17 is drivingly connected with the rotating member 3, the first reduction gear 17 meshes with the second reduction gear 19, and the second reduction gear 19 engages with the screw 32.

Preferably, in this embodiment, the first reduction gear 17 is provided with a locking top block 33 and an unlocking top block 18 , and a control member 28 is also rotatably provided on the second shaft 12 , and one end of the control member 28 extends to the first reduction gear. On the gear 17, and on the rotation stroke of the locking top block 33 and the unlocking top block 18, through the clockwise/counterclockwise rotation of the first reduction gear 17, the locking top block 33 or the unlocking top block 18 can be respectively controlled with the control When the locking top block 33 is in contact with the control member 28, it drives the control member 28 to move towards the linkage member 15, and the control member 28 drives the linkage member 15 to move, so that the second The stopper 16 leaves the rotation stroke of the intervention piece 5, so that the intervention piece 5 cannot contact the second stopper 16 when it rotates, thereby realizing the locking function. When the unlocking top block 18 contacts the control piece 28, it drives the control piece 28 to move, The control member 28 drives the braking member 24 to rotate away from the lock tongue 1 to realize unlocking. Therefore, the door lock of the automobile can realize mechanical pull-type unlocking, and can also realize electric unlocking, which is more convenient to use.

Preferably, in this embodiment, a casing is also included. The rotating member 3, the driving member, and the clutch member 4 are all arranged in the casing. The outer wall of the casing is provided with a locking groove 34, and the locking tongue 1 and the braking member 24 are rotated. Outside the housing and on both sides of the lock slot 34 . The lock tongue 1 is provided with a groove for holding the outer lock post.

The casing includes an upper casing 30 and a lower casing 31 , and the upper casing 30 is covered on the lower casing 31 . The first shaft 6 is arranged in the lower casing 31 , one end of the first shaft 6 rotates out of the lower casing 31 , and the lock tongue 1 is rotatably connected to one end of the first shaft 6 which extends out of the lower casing 31 . The second shaft 12 is arranged in the lower casing 31 , one end of the second shaft 12 rotates out of the lower casing 31 , and the braking member 24 is rotatably connected to one end of the second shaft 12 that extends out of the lower casing 31 .

Preferably, in this embodiment, the second shaft 12 is also sleeved with a third return elastic member 29 for driving the braking member 24 to move closer to the lock tongue 1 , and the braking member 24 is held by the third return elastic member 29 . Move closer to the lock tongue 1 to maintain the ability to lock at any time. The third return elastic member 29 is an elastic torsion spring or an elastic clip.

Example 2

This embodiment provides an automobile door lock. The difference between this embodiment and Embodiment 1 is that the connection relationship between the linkage member 15 and the braking member 24 in this embodiment can be as follows. The other structures of this embodiment are exactly the same as those of the first embodiment.

In this embodiment, the linkage member 15 and the braking member 24 are integrally formed, and both the linkage member 15 and the braking member 24 can rotate on the axis of the second shaft 12. When the linkage member 15 rotates, the braking member 24 rotates simultaneously. Thereby unlocking.

Example 3

This embodiment provides an automobile door lock. The difference between this embodiment and Embodiment 1 is that the first unlocking part and the second unlocking part in this embodiment can be structured as follows. The other structures of this embodiment are exactly the same as those of the first embodiment.

In this embodiment, the first unlocking part includes a first pull rope and a first hook, the second unlocking part includes a second pull rope and a second hook, one end of the linkage part 15 extends a hook block outward, and the hook block is extended through the first hook and the second hook. The second hook cooperates with the hook block, when the first pull rope or the second pull rope pulls the first hook or the second hook to move, the hook block is driven to move together, so as to realize the rotation of the linkage member 15, and the linkage member 15 drives the brake The piece 24 moves away from the deadbolt 1, thereby realizing the unlocking.

Example 4

This embodiment provides an automobile door lock. The difference between this embodiment and Embodiment 1 is that the connection relationship between the clutch member 4 and the lock tongue 1 in this embodiment can be as follows. The other structures of this embodiment are exactly the same as those of the first embodiment.

In this embodiment, the clutch member 4 is a long column, and the clutch member 4 is slidably connected to the side surface of the rotating member 3 facing the lock tongue 1. The lock tongue 1 is provided with a top block. When the clutch member 4 is in contact with the top block, it rotates. The element 3 drives the lock tongue 1 to rotate at the same time through the clutch element 4 . When the intervening member 5 moves, the clutch member 4 is pushed to slide on the rotating member 3, so that the clutch member 4 is separated from the top block, so that the rotating member 3 cannot drive the lock tongue 1 to rotate at the same time.

In this embodiment, the clutch return component is a spring, a sliding groove is provided on the side of the rotating member 3 facing the lock tongue 1, one end of the clutch member 4 is slidably arranged in the sliding groove, and the other end cooperates with the top block, and the spring is located in the sliding groove. In the chute, one end of the spring is connected with the groove wall of the chute, and the other end is connected with the clutch member 4 . When the intervention member 5 pushes the clutch member 4 to slide away from the top block, the spring is in a stretched state, and when the intervention member 5 does not push the clutch member 4, the clutch member 4 returns to its original position under the tension of the spring and contacts the top block , keep the rotating member 3 to drive the rotation of the lock tongue 1 .

Example 5

This embodiment provides an automobile door lock. The difference between this embodiment and Embodiment 1 is that the second unlocking component in this embodiment can be structured as follows. The other structures of this embodiment are exactly the same as those of the first embodiment.

In this embodiment, the second unlocking component includes a top rod, a cam and a rotating rod, wherein one end of the top rod is in contact with one end of the linkage member 15, and the other end is in contact with the cam. The rotating rod is connected with the cam transmission, and the rotating rod drives the cam to rotate, When the convex end of the cam rotates to contact with the ejector rod, the ejector rod moves toward one end of the linkage member 15, pushing the linkage member 15 to rotate, thereby driving the brake member 24 to rotate to realize unlocking. When the cam rotates and the convex end of the cam moves away from the top block, the linkage member 15 recovers under the action of the third return spring, and drives the top rod to move toward the cam. Lock ready.

Example 6

This embodiment provides an automobile door lock. The difference between this embodiment and Embodiment 1 is that in this embodiment, the braking member 24 can be a long column type, and one end of the braking member 24 can be clamped against the lock tongue 1, It is enough to make the lock tongue 1 unable to rotate in the reverse direction. The other structures of this embodiment are exactly the same as those of the first embodiment.

Example 7

This embodiment also provides an automobile, including any one of the automobile door locks in the foregoing embodiments 1-6.

In the description of the present invention, it should be understood that the terms "center", "length", "upper", "lower", "front", "rear", "left", "right", "vertical", The orientation or positional relationship indicated by "horizontal", "top", "inner", "outer", "circumferential side", "circumferential direction", etc. is based on the orientation or positional relationship shown in the accompanying drawings, and is only for the convenience of describing the present invention. The invention and simplified description do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operate in a particular orientation, and therefore should not be construed as limiting the invention.

In the description of the present invention, "plurality" means at least two, such as two, three, etc., unless otherwise expressly and specifically defined.

In the present invention, unless otherwise expressly specified and limited, the terms "installed", "connected", "connected", "fixed" and other terms should be understood in a broad sense, for example, it may be a fixed connection or a detachable connection , or integrated; it can be a mechanical connection or an electrical connection; it can be directly connected or indirectly connected through an intermediate medium, it can be the internal connection of two elements or the interaction relationship between the two elements, unless otherwise specified limit. 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 situations.

In the description of this specification, description with reference to the terms "one embodiment," "some embodiments," "example," "specific example," or "some examples", etc., mean specific features described in connection with the embodiment or example , structure, material or feature is included in at least one embodiment or example of the present invention. In this specification, schematic representations of the above terms are not necessarily directed to the same embodiment or example. Furthermore, the particular features, structures, materials or characteristics described may be combined in any suitable manner in any one or more embodiments or examples. Furthermore, those skilled in the art may combine and combine the different embodiments or examples described in this specification, as well as the features of the different embodiments or examples, without conflicting each other.

The above descriptions are only preferred embodiments of the present invention, and are not intended to limit the present invention. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present invention shall be included in the protection of the present invention. within the range.

Claims

A car door lock, characterized in that, comprising:

A coaxial and stacked locking structure with a locking tongue (1) and a rotating member (3);

a clutch member (4) arranged on the locking structure and used for cooperating to drive the rotating member (3) to rotate or separate from the locking tongue (1) coaxially;

a braking member (24) for locking the locking tongue (1);

A first unlocking component for driving the braking member (24) to unlock the locking tongue (1).
The car door lock according to claim 1, characterized in that it further comprises a first shaft (6), and the lock tongue (1) and the rotating member (3) are sleeved on the first shaft (6) , the braking member (24) is sleeved on the second shaft (12) coaxially and side by side with the first shaft (6);

It also includes a linkage member (15) sleeved on the second shaft (12) to drive the brake member (24) to unlock, and the linkage member (15) is located on the stroke track of the first unlocking member.
The car door lock according to claim 2, characterized in that, the first unlocking part comprises an intervention part (5) and a cable part for driving the intervention part (5) to move, and the intervention part (5) ) is rotatably connected to the rotating member (3), one end of the cable member extends to the rotation stroke of the intervention member (5), and the linkage member (15) is located at one end of the intervention member (5) On the stroke track of the traverse, the linkage member (15) is driven to move by the cable member.
The automobile door lock according to claim 3, characterized in that the cable part comprises a first cable part and a second cable part, and the linkage part (15) is provided with a connection with the second cable A first stopper (14) in which the components are matched and contacted, and a second stopper (16) which is matched and contacted with the intervention piece (5) is provided on the linkage component (15).
The door lock for an automobile according to claim 3, characterized in that the pull cable part comprises a pull tab (7) and a pull cable (10), and one end of the pull tab (7) extends to the intervention piece (5). ), one end of the pull cable (10) is connected with the other end of the pull tab (7), and the pull tab (7) and the intervention piece ( 5) contact and drive the intervention piece (5) to rotate, and the intervention piece (5) is provided with a first return elastic piece (9) for driving the pull tab (7) to return to its original position.
The car door lock according to claim 3, characterized in that, the clutch member (4) is located on the stroke track of the other end of the intervention member (5), and the intervention member (5) passes through the clutch member (5). 4) Drive the rotating member (3) to separate from the locking tongue (1).
The car door lock according to any one of claims 1-6, characterized in that, it further comprises a function of cooperating with the clutch member (4) to drive the rotating member (3) to be the same as the lock tongue (1). A first connecting part (2) with shaft linkage or separation, the first connecting part (2) is located between the rotating member (3) and the locking tongue (1).
The car door lock according to claim 2, characterized in that it further comprises a second unlocking member for driving the brake member (24) and the lock tongue (1) to unlock, the second unlocking member and The linkage member (15) is integral or separate.
The car door lock according to claim 8, characterized in that the second unlocking component comprises an unlocking driving member (8), a pull wire (11), and a third unlocking driving member (8) for driving the unlocking driving member (8) back to its original position. Two return elastic members (27), the unlocking driving member (8) is coaxially connected to the braking member (24), and rotates coaxially, and one end of the pulling wire (11) is connected to the unlocking driving member (24). 8) is connected to one end, and the pull wire (11) is pulled through the unlocking driving member (8) to drive the braking member (24) to separate and unlock the lock tongue (1);

Also includes drive components;

The driving component includes a motor (20), a lead screw (32) and a reduction gear, the lead screw (32) is connected to the output end of the motor (20), and the lead screw (32) is connected to the reduction gear. The gears are meshed, and the reduction gear is drivingly connected with the rotating member (3);

It also includes a clutch return part for driving the clutch part (4) to return to its original position; the clutch return part is arranged on the rotating part (3), and one end of the clutch return part extends to the On the rotational stroke of the clutch (4);

It also includes a casing, wherein the rotating member (3), the driving member, and the clutch member (4) are all arranged in the casing, and a locking groove (34) is provided on the outer wall of the casing, and the The locking tongue (1) and the braking piece (24) are rotatably arranged outside the housing and are located on both sides of the locking groove (34).
An automobile, characterized in that it comprises the automobile door lock according to any one of claims 1-9.