CN220184878U - Automobile tail door lock - Google Patents
Automobile tail door lock Download PDFInfo
- Publication number
- CN220184878U CN220184878U CN202321082807.5U CN202321082807U CN220184878U CN 220184878 U CN220184878 U CN 220184878U CN 202321082807 U CN202321082807 U CN 202321082807U CN 220184878 U CN220184878 U CN 220184878U
- Authority
- CN
- China
- Prior art keywords
- lock
- lock tongue
- arm
- limiting piece
- small
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
- 230000000670 limiting effect Effects 0.000 claims abstract description 49
- 230000005540 biological transmission Effects 0.000 claims description 26
- 238000009434 installation Methods 0.000 abstract description 2
- 230000009286 beneficial effect Effects 0.000 abstract 1
- 230000000694 effects Effects 0.000 description 4
- 230000007547 defect Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000008054 signal transmission Effects 0.000 description 1
Landscapes
- Lock And Its Accessories (AREA)
Abstract
The utility model relates to the technical field of automobile door locks, in particular to an automobile tail door lock, which comprises a shell and a lock body for locking the automobile tail door, wherein the lock body comprises a large lock tongue and a small lock tongue, the large lock tongue and the small lock tongue are both rotatably arranged on the shell, one side of the small lock tongue is provided with a limiting piece capable of limiting the rotation of the small lock tongue, an electric unlocking mechanism for driving the lock body to unlock is arranged in the shell, the electric unlocking mechanism comprises a motor, an unlocking arm and a shifting block, the output end of the motor is wound with a traction rope connected with the unlocking arm, the limiting piece is connected with the unlocking arm for driving the limiting piece to limit the small lock tongue, the limiting piece and the limiting piece are coaxial, the limiting piece and a limiting piece return torsion spring are connected, the shifting block is linked with the unlocking arm, and a shifting block return torsion spring is connected at a shifting block rotating shaft of the shifting block, and the utility model has the beneficial effects that: the whole structure of the automobile tail door lock is more compact, the whole area of the automobile tail door lock is reduced, and the requirement on the installation space of an automobile is reduced.
Description
Technical Field
The utility model relates to the technical field of automobile door locks, in particular to an automobile tail door lock.
Background
The automobile tail door lock is a device which is arranged on a trunk cover, can lock the automobile trunk and realize opening and closing through the internal structure of the automobile tail door lock, and is divided into a mechanical lock and an electric suction lock at present. The patent document with the application number of CN201821986153.8 discloses a multifunctional self-priming tail gate lock assembly, be equipped with in it and be used for the electronic release mechanism with lock body unblock, electronic release mechanism includes the motor, gear drive mechanism, the transfer line subassembly, the release lever, and fix on the release lever and receive gear drive mechanism driven unblock shifting block, adopt gear drive mechanism as the subassembly of transmission motor torque, it is great to lead to whole tail gate lock assembly volume, manufacturing cost and selling price have been increased, influence the popularization of product, simultaneously because whole volume is great, the assembly space requirement in to the car is higher, the suitability is lower.
Disclosure of Invention
The technical problem to be solved by the utility model is to provide the automobile tail door lock which is compact in structure and aims at overcoming the defects of the prior art.
In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a car tail door lock, includes the casing, locks the lock body of lock to car tail door, the lock body includes big spring bolt and little spring bolt, big spring bolt and little spring bolt are all rotationally installed on the casing, one side of little spring bolt is equipped with the locating part that can restrict its pivoted, its characterized in that: the electric unlocking mechanism for driving the lock body to unlock is arranged in the shell and comprises a motor, an unlocking arm and a shifting block, wherein a traction rope connected with the unlocking arm is wound at the output end of the motor, the limiting piece is connected with the unlocking arm for driving the limiting piece to limit the small lock tongue, the limiting piece and the unlocking arm are coaxial, the limiting piece is connected with a limiting piece return torsion spring, the shifting block is linked with the unlocking arm, and a shifting block return torsion spring is connected at the shifting block rotating shaft of the shifting block.
The present utility model having the above-described features: the gear transmission mechanism is replaced by the traction rope, so that the occupied area of the motor unlocking mechanism is reduced, the integral structure of the automobile tail door lock is more compact, the integral area of the automobile tail door lock is further reduced, the requirement on the installation space of an automobile is reduced, and more different automobile types are adapted.
The utility model is further provided with the following steps: the unlocking arm comprises an unlocking arm rotating shaft which is rotationally connected with the limiting piece and an arm body which extends towards the direction of the large lock tongue, one side of the arm body is provided with a stop block, the shifting block comprises a shifting block rotating shaft, and two first shifting feet and second shifting feet which are arranged in a forked mode, and the first shifting feet are abutted to the stop block.
The present utility model having the above-described features: the output end of the motor is arranged at one side of the large lock tongue, the arm body of the unlocking arm extends towards the large lock tongue, the traction rope is ensured to be in a vertical state when connected with the large lock tongue, and the use length of the traction rope is reduced; one side of the arm body, which is close to the motor, is provided with a stop block, and the stop block has a limiting effect on the shifting block, when the unlocking arm rotates around the unlocking arm rotating shaft, the shifting block loses the limit of the stop block and also rotates around the shifting block rotating shaft, so that the linkage of the unlocking arm and the shifting block is realized.
The utility model is further provided with the following steps: the end part of the second poking foot is bent to form an L-shaped guide plate, the guide plate penetrates through the shell, and a first guide groove for the guide plate to swing back and forth along the poking block rotating shaft is formed in the shell.
The present utility model having the above-described features: the end part of the second poking foot is provided with the guide piece, so that the poking block can swing along the first guide groove when swinging, and the first guide groove has a guide effect on the poking block to prevent the poking block from deviating when swinging.
The utility model is further provided with the following steps: the stop block penetrates through the shell, and a second guide groove for the stop block to swing back and forth along the unlocking arm rotating shaft is formed in the shell.
The present utility model having the above-described features: the stop dog moves in the second guide groove when the stop dog swings along with the unlocking arm, and the second guide groove has a guide effect on the stop dog and prevents the stop dog from shifting when the stop dog swings.
The utility model is further provided with the following steps: the lock body further comprises a connecting arm, a transmission arm and a full lock hook, wherein the connecting arm is used for connecting the large lock tongue with the small lock tongue, the transmission arm is hinged with the shell and is coaxial with the small lock tongue, a transmission arm torsion spring is arranged on the axis of the transmission arm, the full lock hook is arranged on the transmission arm and is positioned on one side of the small lock tongue, and an extension part which can be hooked by the full lock hook is arranged on the small lock tongue.
The present utility model having the above-described features: the large lock tongue and the small lock tongue are connected through the connecting arm, so that linkage of the large lock tongue and the small lock tongue is realized, and the stability of a product structure is ensured.
The utility model is further provided with the following steps: the full lock hook is hinged on the transmission arm, a spring is connected to the transmission arm, the spring is connected with the full lock hook, and the spring is connected with the full lock hook.
The present utility model having the above-described features: the right lock hook is hinged on the transmission arm, so that the full lock hook can more gently hook the small lock tongue and drive the small lock tongue to rotate; through setting up the spring, when making full lock collude the effect on the actuator arm, play the cushioning effect, reduce the wearing and tearing of spare part, increase of service life.
The utility model is further provided with the following steps: the large lock tongue is characterized in that a large lock tongue return torsion spring is arranged at a large lock tongue rotating shaft of the large lock tongue, a hooking groove is formed in the large lock tongue, a concave block which is propped against the small lock tongue is arranged on one side, close to the hooking groove, of the large lock tongue, and a convex block matched with the concave block is arranged on the small lock tongue.
The present utility model having the above-described features: after the limiting piece no longer limits the small lock tongue, the large lock tongue return torsion spring can drive the large lock tongue to rotate clockwise; the hooking groove hooks a locking column on the automobile to lock the tail door of the automobile.
The utility model is further provided with the following steps: the shell is internally provided with a Hall switch for transmitting signals, and the Hall switch is positioned on the rotating stroke of the limiting piece.
The present utility model having the above-described features: the Hall switch is used for transmitting signals, and the service life of the Hall switch is longer than that of the micro switch, so that the stability of signal transmission is ensured.
The utility model is described in further detail below with reference to the drawings and examples.
Drawings
Fig. 1 is a front view of the interior of an embodiment of the present utility model.
Fig. 2 is a rear view of the interior of an embodiment of the present utility model.
Fig. 3 is a rear view of the housing of the embodiment of the present utility model.
Detailed Description
The present embodiment is only for explanation of the present utility model and is not to be construed as limiting the present utility model, and modifications to the present embodiment, which may not creatively contribute to the present utility model as required by those skilled in the art after reading the present specification, are all protected by patent laws within the scope of claims of the present utility model.
The automobile tail door lock shown in figures 1-3 comprises a shell 1 and a lock body for locking the automobile tail door, wherein the lock body comprises a big lock tongue 2, a small lock tongue 3, a connecting arm 4 for connecting the big lock tongue 2 and the small lock tongue 3, a transmission arm 5 and a full lock hook 6, the transmission arm 5 is hinged with the shell 1 and is coaxial with the small lock tongue 3, a transmission arm torsion spring 7 is arranged on the axis of the transmission arm 5, the full lock hook 6 is hinged on the transmission arm 5 and is positioned at one side of the small lock tongue 3, an extension part 31 which can be hooked by the full lock hook 6 is arranged on the small lock tongue 3, a spring 8 is connected to the transmission arm 5, a big lock tongue return torsion spring 9 is arranged at a big lock tongue rotating shaft 21 of the big lock tongue 2, a hook groove 23 is arranged on the big lock tongue 2, a concave block 22 which is abutted against the small lock tongue is arranged at one side close to the hook groove 23, a convex block 32 which is matched with the concave block 22 is arranged on the small lock tongue 3, one side of the small lock tongue 3 is provided with a limiting piece 10 capable of limiting rotation of the small lock tongue 3, an electric unlocking mechanism for driving a lock body to unlock is arranged in the casing 1, the electric unlocking mechanism comprises a motor 11, an unlocking arm 12 and a shifting block 13, the output end of the motor 11 is wound with a traction rope 14 connected with the unlocking arm, the limiting piece 10 is connected with the unlocking arm 12 for driving the limiting piece to limit the small lock tongue 3, the limiting piece 10 and the unlocking arm are coaxial, the limiting piece 10 and a limiting piece return torsion spring (which is positioned between the limiting piece and the unlocking arm and is not shown in the figure) are connected, the shifting block 13 is linked with the unlocking arm 12, a shifting block return torsion spring 14 is connected at a shifting block rotating shaft 131 of the shifting block 13, the unlocking arm 12 comprises an unlocking arm rotating shaft 121 which is rotationally connected with the limiting piece 10 and an arm body 122 which extends towards the direction of the large lock tongue 2, one side of the arm body 122 is provided with a stop 123, the shifting block 13 comprises a shifting block rotating shaft 131 and two first shifting pins 132 which are arranged in a forked manner, the second dials the foot 133, first foot 132 and dog 123 offset, the tip of second dials the foot 133 is buckled and is formed L guide piece 134, guide piece 134 passes casing 1, be equipped with on the casing 1 and supply guide piece 134 along the reciprocating wobbling first guide way 101 of shifting block pivot, dog 123 passes casing 1, be equipped with on the casing 1 and supply dog 123 along the reciprocating wobbling second guide way 102 of unblock arm pivot, still be equipped with the hall switch 16 of transmission signal in the casing 1, hall switch 16 is located the pivoted stroke of locating part 10.
Working principle: when the tail door lock is to be unlocked in the full locking state, the motor drives the traction rope to drive the unlocking arm to rotate, the limiting piece connected with the unlocking arm rotates along with the unlocking arm, the small lock tongue is not limited by the limiting piece any more, the large lock tongue rotates clockwise under the action of the large lock tongue return torsion spring, the large lock tongue rotates and drives the small lock tongue to rotate through the connecting arm, so that the large lock tongue and the small lock tongue rotate clockwise, and the lock catch on the vehicle body is completely separated from the hooking groove of the large lock tongue, so that unlocking is realized.
The small lock tongue 3 is provided with a half-lock limiting surface 33 and a full-lock limiting surface 34, the limiting piece 10 can be in contact with the half-lock limiting surface 33 and the full-lock limiting surface 34, in the full-lock state, the limiting piece is propped against the full-lock limiting surface, when the half-lock state is to be realized, the lock catch on the vehicle body is enabled to be reacted with the large lock tongue by pressing the vehicle tail door, the large lock tongue rotates in the anticlockwise direction under the reaction force, and similarly, the small lock tongue synchronously rotates in the anticlockwise direction, and the limiting piece rotates in the anticlockwise direction under the action of the limiting piece return torsion spring, so that the limiting piece is clamped on the half-lock limiting surface of the small lock tongue, and the lock catch is positioned in the hooking groove of the large lock tongue at the moment, but a certain moving space is also provided, and half-lock is realized; when the full lock is to be realized, the transmission arm can be driven to rotate in an electric control or manual mode, the transmission arm drives the full lock hook to rotate, the full lock hook drives the small lock tongue to rotate in the anticlockwise direction, the large lock tongue also rotates in the same direction, the limiting piece is clamped on the full lock limiting surface of the small lock tongue, the lock catch is completely positioned in the hook groove of the large lock tongue, and the small lock tongue is blocked at the opening of the hook groove, so that the full lock is realized.
Claims (8)
1. The utility model provides a car tail door lock, includes the casing, locks the lock body of lock to car tail door, the lock body includes big spring bolt and little spring bolt, big spring bolt and little spring bolt are all rotationally installed on the casing, one side of little spring bolt is equipped with the locating part that can restrict its pivoted, its characterized in that: the electric unlocking mechanism for driving the lock body to unlock is arranged in the shell and comprises a motor, an unlocking arm and a shifting block, wherein a traction rope connected with the unlocking arm is wound at the output end of the motor, the limiting piece is connected with the unlocking arm for driving the limiting piece to limit the small lock tongue, the limiting piece and the unlocking arm are coaxial, the limiting piece is connected with a limiting piece return torsion spring, the shifting block is linked with the unlocking arm, and a shifting block return torsion spring is connected at the shifting block rotating shaft of the shifting block.
2. The automobile tail gate lock of claim 1, wherein: the unlocking arm comprises an unlocking arm rotating shaft which is rotationally connected with the limiting piece and an arm body which extends towards the direction of the large lock tongue, one side of the arm body is provided with a stop block, the shifting block comprises a shifting block rotating shaft, and two first shifting feet and second shifting feet which are arranged in a forked mode, and the first shifting feet are abutted to the stop block.
3. A rear door lock for an automobile according to claim 2, wherein: the end part of the second poking foot is bent to form an L-shaped guide plate, the guide plate penetrates through the shell, and a first guide groove for the guide plate to swing back and forth along the poking block rotating shaft is formed in the shell.
4. A rear door lock for an automobile according to claim 2, wherein: the stop block penetrates through the shell, and a second guide groove for the stop block to swing back and forth along the unlocking arm rotating shaft is formed in the shell.
5. The automobile tail gate lock of claim 1, wherein: the lock body further comprises a connecting arm, a transmission arm and a full lock hook, wherein the connecting arm is used for connecting the large lock tongue with the small lock tongue, the transmission arm is hinged with the shell and is coaxial with the small lock tongue, a transmission arm torsion spring is arranged on the axis of the transmission arm, the full lock hook is arranged on the transmission arm and is positioned on one side of the small lock tongue, and an extension part which can be hooked by the full lock hook is arranged on the small lock tongue.
6. The automobile tail gate lock of claim 5, wherein: the full lock hook is hinged on the transmission arm, a spring is connected to the transmission arm, and the spring is connected with the full lock hook.
7. The automobile tail gate lock of claim 1, wherein: the large lock tongue is characterized in that a large lock tongue return torsion spring is arranged at a large lock tongue rotating shaft of the large lock tongue, a hooking groove is formed in the large lock tongue, a concave block which is propped against the small lock tongue is arranged on one side, close to the hooking groove, of the large lock tongue, and a convex block matched with the concave block is arranged on the small lock tongue.
8. The automobile tail gate lock of claim 1, wherein: the shell is internally provided with a Hall switch for transmitting signals, and the Hall switch is positioned on the rotating stroke of the limiting piece.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321082807.5U CN220184878U (en) | 2023-05-05 | 2023-05-05 | Automobile tail door lock |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321082807.5U CN220184878U (en) | 2023-05-05 | 2023-05-05 | Automobile tail door lock |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220184878U true CN220184878U (en) | 2023-12-15 |
Family
ID=89116177
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321082807.5U Active CN220184878U (en) | 2023-05-05 | 2023-05-05 | Automobile tail door lock |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220184878U (en) |
-
2023
- 2023-05-05 CN CN202321082807.5U patent/CN220184878U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| US7232161B2 (en) | Latch device for vehicle tailgate | |
| US6540270B1 (en) | Power closer for motor-vehicle door latch | |
| US5977678A (en) | Magnetic coupling mechanism for use in an automotive vehicle | |
| WO2006054761A1 (en) | Door lock device for vehicle | |
| WO2013079321A1 (en) | A servomechanism used to open a lock | |
| EP0130726A1 (en) | Electrically-operated vehicle door latch | |
| CN220184878U (en) | Automobile tail door lock | |
| CN112004981A (en) | Motor vehicle lock | |
| CN212454000U (en) | Door lock for motor vehicle | |
| WO1999019183A1 (en) | Multi-functional apparatus employing a flexible drive element for selectively actuating multiple output systems | |
| CN111395888B (en) | Double-pull engine hood lock | |
| CN216277402U (en) | Electric opening mechanism of automobile door lock | |
| CN111197439A (en) | Self-suction electronic lock | |
| EP4074930B1 (en) | Automobile door lock and automobile door | |
| CN208267597U (en) | Motor vehicle self-priming door-locking system | |
| CN109113464B (en) | Full-automatic automobile tail door lock | |
| CN219327433U (en) | Electric suction lock for car trunk | |
| CN219451808U (en) | Automobile side door lock with automatic suction function | |
| CN202347954U (en) | Locking mechanism for vehicle door lock and vehicle door lock with same | |
| CN114466964A (en) | Closure latch assembly | |
| JP3673986B2 (en) | Door lock device for automobile | |
| CN214886291U (en) | Electric tail door lock for automobile | |
| CN211038213U (en) | Novel automobile side door lock | |
| CN211369894U (en) | Electric door lock for vehicle | |
| CN217106569U (en) | Hidden automobile door handle |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |