CN210439831U - Automobile back door lock - Google Patents
Automobile back door lock Download PDFInfo
- Publication number
- CN210439831U CN210439831U CN201921106592.XU CN201921106592U CN210439831U CN 210439831 U CN210439831 U CN 210439831U CN 201921106592 U CN201921106592 U CN 201921106592U CN 210439831 U CN210439831 U CN 210439831U
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- pawl
- cam
- assembly
- handle
- lock body
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Abstract
The utility model discloses an automobile back door lock, including bedplate, lock body, drive assembly, actuating handle, pawl assembly, cam, connecting rod, first installed part and second installed part, the lock body is arranged in on the bedplate, actuating assembly install in on the lock body, actuating handle, pawl assembly, cam, actuating assembly from the bottom up loop through first installed part and fix on the lock body, actuating handle and connecting rod pass through the second installed part install with actuating assembly's same one side lock body, when the actuating assembly operation, drive the cam is rotatory, the cam linkage actuating handle with the connecting rod motion, by connecting rod drive pawl assembly action. The utility model discloses can use same motor to realize opening and the two kinds of different functions of actuation, reduce the part, the cost is reduced.
Description
Technical Field
The utility model relates to the technical field of auto-parts, concretely relates to car back of body lock.
Background
The back door lock is a common functional part of an automobile, and is frequently used by a user. Traditional back door lock is manual mechanical lock mostly, does not have the dead lock, can not realize electronic opening, and some back door locks have the dead lock, can realize electronic opening, but can not realize from the actuation, need the car owner to press back door and just can close the door well, and the operation is complicated, the security is low and the cost is higher.
SUMMERY OF THE UTILITY MODEL
Utility model purpose: in order to overcome the not enough of prior art, the utility model provides an automobile back door lock, it can solve among the prior art operation complicacy, the security is low and the higher problem of cost.
The technical scheme is as follows: a car back door lock, including bedplate, lock body, drive assembly, actuating handle, pawl assembly, cam, connecting rod, first installed part and second installed part, the lock body is arranged in on the bedplate, actuating assembly install in on the lock body, actuating handle, pawl assembly, cam, actuating assembly from the bottom up loop through first installed part and fix on the lock body, actuating handle and connecting rod pass through the second installed part install with actuating assembly with one side lock body on, when actuating assembly operation, drive the cam is rotatory, the cam linkage actuating handle with the connecting rod motion, by connecting rod drive pawl assembly action.
Further, comprising:
the driving assembly comprises a motor, a worm wheel and a driving gear, the worm is installed at one end of the motor and is in multi-tooth meshing transmission with the worm wheel, the driving gear and the worm wheel are in mutual transmission, and the driving gear, the driving handle and the cam are arranged on the lock body through a first mounting piece.
Further, comprising:
the pawl assembly includes pawl, pawl release handle, cardboard and switch touching handle, pawl release handle arranges in between connecting rod and the cam, and through first installed part is installed on the lock body, pawl release handle includes U type groove, the pawl is arranged in the lower extreme one side of bedplate, its one end is pegged graft U type inslot, the cardboard arrange in with the pawl position corresponds the lower extreme opposite side of bedplate, just the cardboard with the middle part butt of pawl, switch touching handle install in be close to the lower extreme one side of the bedplate of cardboard, its one end with the cardboard butt.
Further, comprising:
the back door lock further comprises a detection assembly, the detection assembly comprises a door catch switch and a motor neutral position switch, and the motor neutral position switch is connected with the cam and used for detecting whether the cam returns to a neutral position or not; the door knob switch is connected with the clamping plate, and is triggered by one end of the switch touching the handle, so as to detect whether the clamping plate is completely meshed with the pawl.
Further, comprising:
the back door lock further comprises a return spring, the return spring and the connecting rod are mounted on the lock body through the second mounting piece, and when the pawl assembly is disengaged, the cam is automatically reset to the middle position through the return spring.
Further, comprising:
the first mounting piece and the second mounting piece are rivets.
Has the advantages that: compared with the prior art, the utility model, it is showing the advantage and is: (1) the utility model can use the same motor to realize two different functions of opening and closing, thereby reducing parts and cost; (2) the utility model adopts the automobile back door lock which can realize self-closing and electric opening by using a single motor, has simple operation, complete functions and high safety, and meets the intelligent requirements of users; (3) the utility model discloses can be used for different motorcycle types, have good compatibility.
Drawings
Fig. 1 is a schematic view of the overall structure of the back door lock of the automobile of the present invention;
fig. 2 is a schematic view of the internal structure of a back door lock of an automobile according to the present invention;
fig. 3 is a schematic view of the internal structure of the back door lock of the present invention when the back door lock is electrically unlocked;
fig. 4 is a schematic diagram of the internal structure of the back door lock of the present invention with a self-closing function;
fig. 5 is a schematic view of the internal structure of another back door lock of an automobile according to the present invention;
fig. 6 is a schematic view of the internal structure of another back door lock of the present invention.
Detailed Description
The technical solution of the present invention will be further described below with reference to the accompanying drawings, but the present invention is not limited to these embodiments.
The utility model provides an use single motor to realize closing from can the electronic car back of the body lock of opening again, reduced the car in open the handle and open the cable to close the function and electronic the opening function from the inhaling and use same motor drive, the cost is reduced has improved easy and simple to handle nature. Referring to fig. 1-6, an automobile back door lock comprises an electric part and a mechanical part, wherein the electric part is located above a seat plate 10, the mechanical part is located below the seat plate 10, a lock body 20 is located on the seat plate, a driving assembly 1 is installed at the upper end of the lock body, the driving assembly 1 comprises a motor 11, a worm 12, a worm wheel 13 and a driving gear 14, the worm 12 is installed at one end of the motor 11 and is in multi-tooth meshing transmission with the worm wheel 13, the driving gear 14 and the worm wheel 13 are in mutual transmission, and the driving gear 14, a driving handle 2 and a cam are arranged on the lock body 20 through a first installation part 5.
The back door lock of the embodiment also comprises a return spring 8 which is arranged on the lock body together with the connecting rod 4 through the second mounting part 6, and when the pawl assembly 7 is disengaged, the cam 3 is automatically reset to the middle position by the return spring 8.
Pawl assembly 7 includes pawl 71, pawl release handle 72, cardboard 73 and switch touch handle 74, pawl release handle arranges in between connecting rod and the cam to install through first installed part 5 on the lock body 20, pawl release handle 71 includes U type groove 721, pawl 71 arranges in the lower extreme one side of bedplate 10, and its one end is pegged graft in U type inslot, cardboard 73 arrange in with pawl 71 position corresponds the lower extreme opposite side of bedplate, just the cardboard with the middle part butt of pawl, switch touch handle install in be close to the lower extreme one side of the bedplate of cardboard, its one end with the cardboard butt.
The automobile back door lock further comprises a detection assembly 9, wherein the detection assembly 9 comprises a door catch switch 91 and a motor neutral position switch 92, the door catch switch 91 and the motor neutral position switch 92 are fixed on an ECC (error correction code) board, and the motor neutral position switch 92 is connected with the cam 3 and used for detecting whether the cam 3 returns to a neutral position; the door touch switch 91 is connected to the catch plate 73 and is triggered by one end of the switch touch handle 74 to detect whether the catch plate 73 is fully engaged with the pawl 71.
The working principle is as follows:
(1) the realization of the electric opening function: the motor is arranged on the lock body, when the motor rotates reversely, the worm on the motor drives the worm wheel to rotate, and the worm wheel drives the driving gear to rotate clockwise (which is positive rotation). When the driving gear rotates clockwise, the driving gear drives the cam to rotate, the cam is linked with the driving handle connecting rod to move towards the direction 1 in the figure 3, the driving handle connecting rod drives the pawl releasing handle, one end of the pawl is inserted into the U-shaped groove of the pawl releasing handle, and therefore the pawl is driven by the pawl releasing handle to be disengaged outwards, as shown in a state A in the figure 3, and the opening function is achieved. When the pawl is disengaged, the cam is automatically reset to the neutral position by the reset spring immediately, and the motor neutral position switch checks whether the cam returns to the neutral position or not.
(2) The realization of self-suction function: when the motor rotates reversely, the worm on the motor drives the worm wheel to rotate, and the worm wheel drives the driving gear to rotate anticlockwise (reverse rotation). As shown in fig. 5, the cardboard is in the open state, when drive gear anticlockwise rotates, drives the cam rotation, and the cam linkage connecting rod moves towards the direction shown as direction 2 in fig. 4 to promote the cardboard by the connecting rod and rotate towards the anticlockwise shown in fig. 4, meshing direction promptly, simultaneously, as shown in fig. 5, the cardboard promotes the knocker switch touch handle, is pressed the knocker switch by the knocker switch touch handle, detects whether the cardboard meshes completely, thereby realizes closing the function of door from closing. When the clamping plates are completely meshed, the cam is automatically reset to the neutral position immediately by the reset spring, and the neutral position switch of the motor checks whether the cam returns to the neutral position or not.
Claims (6)
1. The automobile back door lock is characterized by comprising a seat plate (10), a lock body (20), a driving assembly (1), a driving handle (2), a pawl assembly (7), a cam (3), a connecting rod (4), a first mounting piece (5) and a second mounting piece (6), wherein the lock body (20) is arranged on the seat plate (10), the driving assembly (1) is installed on the lock body (20), the driving handle (2), the pawl assembly, the cam (3) and the driving assembly (1) are sequentially fixed on the lock body through the first mounting piece (5) from bottom to top, the driving handle (2) and the connecting rod (4) are installed on the same side of the lock body (20) of the driving assembly (1) through the second mounting piece (6), when the driving assembly (1) operates, the cam (3) is driven to rotate, the cam (3) is linked with the driving handle (2) and the connecting rod (4) to move, and the connecting rod (4) drives the pawl assembly (7) to act.
2. The automobile back door lock according to claim 1, characterized in that the driving assembly (1) comprises a motor (11), a worm (12), a worm wheel (13), a driving gear (14), the worm (12) is installed at one end of the motor (11) and is in multi-tooth meshed transmission with the worm wheel (13), the driving gear (14) is in transmission with the worm wheel (13), and the driving gear (14) and a driving handle (2) and a cam are arranged on the lock body (20) through a first installation member (5).
3. The automobile tailgate lock according to claim 1, wherein the pawl assembly (7) comprises a pawl (71), a pawl release handle (72), a catch plate (73), and a switch touch handle (74), the pawl release handle (72) is disposed between the connecting rod (4) and the cam (3) and is mounted on the lock body (20) through the first mounting member (5), the pawl release handle (72) comprises a U-shaped groove (721), the pawl (71) is disposed on one side of a lower end of the seat plate (10) with one end inserted in the U-shaped groove (721), the catch plate (73) is disposed on the other side of the lower end of the seat plate (10) corresponding to the position of the pawl (71), and the catch plate (73) abuts against the pawl (71), the switch touch handle (74) is mounted on the side of the lower end of the seat plate (10) near the catch plate (73), one end of the elastic member abuts against the catch plate (73).
4. The automobile tailgate lock according to claim 3, characterized in that the tailgate lock further comprises a detection assembly (9), the detection assembly (9) comprises a door catch switch (91) and a motor neutral switch (92), the motor neutral switch (92) is connected with the cam (3) for detecting whether the cam (3) returns to a neutral position; the door catch switch (91) is connected with the clamping plate (73) and is triggered by one end of the switch touch handle (74) to detect whether the clamping plate (73) is completely meshed with the pawl (71).
5. The automotive tailgate lock according to claim 1, characterized in that it further comprises a return spring (8) mounted to the lock body (20) with the connecting rod (4) by means of the second mounting (6), the cam (3) being automatically returned to the neutral position by the return spring (8) when the pawl assembly (7) is disengaged.
6. The automotive tailgate lock according to any of claims 1 to 5, characterized in that the first mounting (5) and the second mounting (6) are rivets.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921106592.XU CN210439831U (en) | 2019-07-16 | 2019-07-16 | Automobile back door lock |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921106592.XU CN210439831U (en) | 2019-07-16 | 2019-07-16 | Automobile back door lock |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210439831U true CN210439831U (en) | 2020-05-01 |
Family
ID=70405538
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921106592.XU Active CN210439831U (en) | 2019-07-16 | 2019-07-16 | Automobile back door lock |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210439831U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110206421A (en) * | 2019-07-16 | 2019-09-06 | 恩坦华汽车零部件（镇江）有限公司 | A kind of automobile back door lock |
| CN112177449A (en) * | 2020-10-29 | 2021-01-05 | 无锡忻润汽车安全系统有限公司 | Integrated trunk lock for automobile |
| CN114251024A (en) * | 2021-12-21 | 2022-03-29 | 恩坦华汽车零部件（镇江）有限公司 | PWM control-introduced self-closing automobile back door lock |
-
2019
- 2019-07-16 CN CN201921106592.XU patent/CN210439831U/en active Active
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110206421A (en) * | 2019-07-16 | 2019-09-06 | 恩坦华汽车零部件（镇江）有限公司 | A kind of automobile back door lock |
| CN112177449A (en) * | 2020-10-29 | 2021-01-05 | 无锡忻润汽车安全系统有限公司 | Integrated trunk lock for automobile |
| CN112177449B (en) * | 2020-10-29 | 2024-05-10 | 无锡忻润汽车安全系统有限公司 | Integrated trunk lock for automobile |
| CN114251024A (en) * | 2021-12-21 | 2022-03-29 | 恩坦华汽车零部件（镇江）有限公司 | PWM control-introduced self-closing automobile back door lock |
| CN114251024B (en) * | 2021-12-21 | 2023-03-03 | 恩坦华汽车零部件（镇江）有限公司 | PWM control-introduced self-closing automobile back door lock |
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