CN108533096B - Electric locking structure of door lock for vehicle - Google Patents
Electric locking structure of door lock for vehicle Download PDFInfo
- Publication number
- CN108533096B CN108533096B CN201810465158.4A CN201810465158A CN108533096B CN 108533096 B CN108533096 B CN 108533096B CN 201810465158 A CN201810465158 A CN 201810465158A CN 108533096 B CN108533096 B CN 108533096B
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- CN
- China
- Prior art keywords
- swing arm
- transmission
- connecting rod
- gear
- standard
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Classifications
-
- E—FIXED CONSTRUCTIONS
- E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
- E05B—LOCKS; ACCESSORIES THEREFOR; HANDCUFFS
- E05B81/00—Power-actuated vehicle locks
- E05B81/02—Power-actuated vehicle locks characterised by the type of actuators used
- E05B81/04—Electrical
- E05B81/06—Electrical using rotary motors
-
- E—FIXED CONSTRUCTIONS
- E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
- E05B—LOCKS; ACCESSORIES THEREFOR; HANDCUFFS
- E05B79/00—Mounting or connecting vehicle locks or parts thereof
- E05B79/10—Connections between movable lock parts
- E05B79/12—Connections between movable lock parts using connecting rods
-
- E—FIXED CONSTRUCTIONS
- E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
- E05B—LOCKS; ACCESSORIES THEREFOR; HANDCUFFS
- E05B85/00—Details of vehicle locks not provided for in groups E05B77/00 - E05B83/00
- E05B85/01—Mechanical arrangements specially adapted for hands-free locking or unlocking
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- Lock And Its Accessories (AREA)
Abstract
The invention discloses an electric locking structure of a vehicle door lock, which comprises a motor, a transmission mechanism and a locking piece in transmission connection with the door lock, wherein the input end of the transmission mechanism is in transmission connection with the motor, the output end of the transmission mechanism is in transmission connection with the locking piece, and the transmission mechanism sequentially comprises a worm arranged on an output shaft of the motor, a non-standard worm wheel in transmission connection with the worm, a non-standard gear in transmission connection with the non-standard worm wheel, a connecting rod swing arm mechanism in transmission connection with the non-standard gear, and a drag hook in transmission connection with the connecting rod swing arm mechanism. According to the invention, through the mutual matching among the parts such as the motor, the worm, the non-standard worm wheel, the non-standard gear, the connecting rod swing arm mechanism, the drag hook, the torsion spring, the locking piece and the like, transmission is realized instead of a inhaul cable, the electric locking function of the door lock is realized, the integral stability of a product is improved, the stability of the structure is enhanced, and the service life of the product is further prolonged.
Description
Technical Field
The invention relates to the technical field of automobile parts, in particular to an electric locking structure of an automobile door lock.
Background
Nowadays, with the development of the automobile industry and the improvement of the automobile popularity, the performance requirements of people on the automobile are higher and higher, and the rapidness, convenience and safety of various operations of the automobile are also more important, so that the improvement of the automobile structure and the application of new technology are particularly important for automobile enterprises.
In traditional structure, to car door or trunk close, mostly adopt mechanical system to realize shutting, the lock body is fixed on the car door promptly, and the hasp is fixed on the automobile body seat, realizes shutting through pressing the door or pulling handle, like this inconvenient and fast just leads to the condition of unblock easily.
Current part research and development personnel have made the improvement to traditional structure, realize electronic function of going up through locking piece in electric actuator drive lock to reach swift convenient operation demand. But most of the locking parts are driven to lock by adopting a mode that a motor drives a guy rope. Because the driving connection is a guy cable, certain defects exist in the aspects of stability and service life. And because the locking needs a larger driving force, a motor or a speed reducing structure with larger power is needed, which leads to a larger lock body, and certain limitation exists in the process of installation and matching.
Disclosure of Invention
In order to overcome the defects in the prior art, the invention provides an electric locking structure of a door lock for a vehicle.
The technical scheme for solving the technical problems is as follows: the electric locking structure of the door lock for the vehicle comprises a motor, a transmission mechanism and a locking piece in transmission connection with the door lock, wherein the input end of the transmission mechanism is in transmission connection with the motor, the output end of the transmission mechanism is in transmission connection with the locking piece, the transmission mechanism sequentially comprises a worm arranged on an output shaft of the motor, a non-standard worm wheel in transmission connection with the worm, a non-standard gear in transmission connection with the non-standard worm wheel, a connecting rod swing arm mechanism in transmission connection with the non-standard gear, and a drag hook in transmission connection with the connecting rod swing arm mechanism, and the drag hook is in transmission connection with the locking piece;
the non-standard worm gear is fixed in the vehicle through a first shaft pin, the non-standard gear is fixed in the vehicle through a second shaft pin, and the locking piece is fixed in the vehicle through a third shaft pin;
the nonstandard worm wheel comprises a worm wheel main body meshed with the worm and a primary transmission gear positioned at the upper end of the worm wheel main body;
the non-standard gear comprises a secondary transmission gear and a cam positioned at the upper end of the secondary transmission gear, and the secondary transmission gear is meshed with the primary transmission gear;
the connecting rod swing arm mechanism comprises a first swing arm, a second swing arm and a transmission connecting rod positioned between the first swing arm and the second swing arm, one end of the first swing arm is fixed in the vehicle, the other end of the first swing arm is movably connected with the front end of the transmission connecting rod and can be in contact connection with the cam, one end of the second swing arm is movably connected with the rear end of the transmission connecting rod, and the other end of the second swing arm is fixedly connected with the third shaft pin;
a reset torsion spring is sleeved on the third shaft pin and is positioned between the locking piece and the second swing arm;
one end of the draw hook is fixed at the joint of the transmission connecting rod and the second swing arm, the draw hook is provided with a pull block in an upward protruding mode, one side of the locking piece is provided with a stop block in a protruding mode, the pull block is in butt joint with the stop block, the draw hook is further provided with a pull groove, and one end of the reset torsion spring is clamped into the pull groove.
Further, the first swing arm is in transmission connection with the transmission connecting rod through a first connecting column, and the height of the first connecting column is larger than the sum of the heights of the first swing arm and the transmission connecting rod;
the transmission connecting rod, the second swing arm and the drag hook are in transmission connection through a second connecting column, and the height of the second connecting column is larger than the sum of the heights of the transmission connecting rod, the second swing arm and the drag hook.
Further, the number of heads of the worm wheel main body and the number of teeth of the secondary transmission gear are all the same, and the number of teeth of the secondary transmission gear is more than that of the primary transmission gear.
Further, the cam is in a water drop shape.
The invention has the beneficial effects that: 1. the electric locking function of the door lock is realized through the mutual matching among the parts such as the motor, the worm, the nonstandard worm wheel, the nonstandard gear, the connecting rod swing arm mechanism, the drag hook, the torsion spring, the locking piece and the like; 2. the nonstandard worm gear, the nonstandard gear, the connecting rod swing arm mechanism and other parts replace a guy cable to drive, so that the nonstandard worm gear, the nonstandard gear, the connecting rod swing arm mechanism and other parts operate according to a preset rotation angle, the overall stability of a product is improved, the stability of a structure is enhanced, and the service life of the product is further prolonged; compared with the existing inhaul cable winding structure and the existing large space occupied by the speed reducing structure, the transmission structure of the invention can greatly reduce the whole volume of the locking structure, and is convenient for installation and use.
Drawings
Fig. 1 is a schematic structural view of the present invention.
Fig. 2 is an exploded view of the present invention.
Fig. 3 is another structural schematic of the present invention.
Fig. 4 is a schematic diagram of the motion of the present invention.
Fig. 5 is a schematic diagram of the structure of a non-standard worm gear.
Fig. 6 is a schematic structural view of a non-standard gear.
Fig. 7 is a schematic structural view of the link swing arm mechanism.
Detailed Description
The invention is described in further detail below with reference to the drawings and the detailed description.
Referring to fig. 1 to 7, an electric lock structure of a door lock for a vehicle comprises a motor 1, a transmission mechanism and a locking piece 2 in transmission connection with the door lock, wherein the input end of the transmission mechanism is in transmission connection with the motor 1, the output end of the transmission mechanism is in transmission connection with the locking piece 2, and the transmission mechanism sequentially comprises a worm 3 arranged on an output shaft of the motor 1, a non-standard worm wheel 4 in transmission connection with the worm 3, a non-standard gear 24 in transmission connection with the non-standard worm wheel 4, a connecting rod swing arm mechanism 6 in transmission connection with the non-standard gear 24, and a drag hook 5 in transmission connection with the connecting rod swing arm mechanism 6, wherein the drag hook 5 is in transmission connection with the locking piece 2;
the nonstandard worm wheel 4 is fixed in the vehicle through a first shaft pin 7, the nonstandard gear 24 is fixed in the vehicle through a second shaft pin 8, and the locking piece 2 is fixed in the vehicle through a third shaft pin 9;
the nonstandard worm wheel 4 comprises a worm wheel main body 10 meshed with the worm 3 and a primary transmission gear 11 positioned at the upper end of the worm wheel main body 10;
the nonstandard gear 24 comprises a secondary transmission gear 12 and a cam 13 positioned at the upper end of the secondary transmission gear 12, and the secondary transmission gear 12 is meshed with the primary transmission gear 11;
the connecting rod swing arm mechanism 6 comprises a first swing arm 14, a second swing arm 15 and a transmission connecting rod 16 positioned between the first swing arm 14 and the second swing arm 15, one end of the first swing arm 14 is fixed in the vehicle, the other end of the first swing arm 14 is movably connected with the front end of the transmission connecting rod 16 and can be in contact connection with the cam 13, one end of the second swing arm 15 is movably connected with the rear end of the transmission connecting rod 16, and the other end of the second swing arm 15 is fixedly connected with the third shaft pin 9;
a reset torsion spring 17 is sleeved on the third shaft pin 9, and the reset torsion spring 17 is positioned between the locking piece 2 and the second swing arm 15;
one end of the drag hook 5 is fixed at the joint of the transmission connecting rod 16 and the second swing arm 15, the drag hook 5 is provided with a pull block 18 in an upward protruding mode, one side of the locking piece 2 is provided with a stop block 19 in a protruding mode, the pull block 18 is in butt joint with the stop block 19, the drag hook 5 is further provided with a pull groove 20, and one end of the reset torsion spring 17 is clamped into the pull groove 20.
In this embodiment, the first swing arm 14 is in transmission connection with the transmission link 16 through a first connection column 21, and the height of the first connection column 21 is greater than the sum of the heights of the first swing arm 14 and the transmission link 16; the transmission connecting rod 16, the second swing arm 15 and the drag hook 5 are in transmission connection through a second connecting column 22, and the height of the second connecting column 22 is larger than the sum of the heights of the transmission connecting rod 16, the second swing arm 15 and the drag hook 5. By adopting the structural design in the implementation, the occurrence of the condition that all parts in the connecting rod swing arm mechanism 6 are blocked can be prevented, so that the relatively stable movement of all parts in the using process of the connecting rod swing arm mechanism 6 is ensured.
Preferably, the first connecting column 21 and the second connecting column 22 are respectively provided with a plurality of stages of bosses 23, and the diameters of the stages of the steps are different, so that parts of the connecting rod swing arm mechanism 6 sleeved on the connecting rod swing arm mechanism can be separated, and the occurrence of unsmooth transmission caused by over-tightening is prevented.
In this embodiment, the number of heads of the worm 3, the number of heads of the worm wheel body 10 and the number of teeth of the secondary transmission gear 12 are all the same, and the number of teeth of the secondary transmission gear 12 is greater than the number of teeth of the primary transmission gear 11. With the structural layout of the present embodiment, the output of the motor 1 can be decelerated, thereby increasing the output torque of the motor 1.
When the invention is used, the motor 1 is started, the worm 3 arranged on the output shaft of the motor 1 drives the worm wheel main body 10 on the non-standard worm wheel 4 to rotate, so that the primary transmission gear 11 on the non-standard worm wheel 4 also rotates together, the rotating angular speed of the primary transmission gear 11 is the same as that of the worm wheel main body 10, then the primary transmission gear 11 drives the secondary transmission gear 12 on the non-standard gear 24 to rotate, the linear speed of the secondary transmission gear 12 is the same as that of the primary transmission gear 11, then the cam 13 on the non-standard gear 24 rotates at the same angular speed as that of the secondary transmission gear 12, then the cam 13 drives the connecting rod swing arm mechanism 6 abutted with the cam 13 to swing, and then the connecting rod swing arm mechanism 6 drives the drag hook 5 to abut with the locking piece 2 to rotate, when the highest point of the cam 13 contacts with the connecting rod swing arm mechanism 6, the torsion spring is compressed to the maximum point, and meanwhile the locking piece 2 moves to the end point to realize the locking function of the door lock for the vehicle.
When unlocking, the motor 1 rotates, the contact point of the cam 13 and the connecting rod swing arm mechanism 6 moves from the highest point to the low point, the torsion spring is released, the drag hook 5 is driven to reset by the restoring force of the torsion spring, and then the locking piece 2 is reset through the drag hook 5, so that the unlocking function is realized.
Claims (1)
1. The utility model provides a lock structure on automobile-used lock is electronic, includes motor, drive mechanism and the locking piece that AND gate lock transmission is connected, drive mechanism's input with motor drive be connected, drive mechanism's output with locking piece transmission be connected, its characterized in that: the transmission mechanism sequentially comprises a worm, a non-standard worm wheel, a non-standard gear, a connecting rod swing arm mechanism and a drag hook, wherein the worm is arranged on an output shaft of the motor, the non-standard worm wheel is in transmission connection with the worm, the non-standard gear is in transmission connection with the non-standard worm wheel, the connecting rod swing arm mechanism is in transmission connection with the non-standard gear, the drag hook is in transmission connection with the connecting rod swing arm mechanism, and the drag hook is in transmission connection with the locking piece;
the non-standard worm gear is fixed in the vehicle through a first shaft pin, the non-standard gear is fixed in the vehicle through a second shaft pin, and the locking piece is fixed in the vehicle through a third shaft pin;
the nonstandard worm wheel comprises a worm wheel main body meshed with the worm and a primary transmission gear positioned at the upper end of the worm wheel main body;
the non-standard gear comprises a secondary transmission gear and a cam positioned at the upper end of the secondary transmission gear, and the secondary transmission gear is meshed with the primary transmission gear;
the connecting rod swing arm mechanism comprises a first swing arm, a second swing arm and a transmission connecting rod positioned between the first swing arm and the second swing arm, one end of the first swing arm is fixed in the vehicle, the other end of the first swing arm is movably connected with the front end of the transmission connecting rod and can be in contact connection with the cam, one end of the second swing arm is movably connected with the rear end of the transmission connecting rod, and the other end of the second swing arm is fixedly connected with the third shaft pin;
a reset torsion spring is sleeved on the third shaft pin and is positioned between the locking piece and the second swing arm;
one end of the drag hook is fixed at the joint of the transmission connecting rod and the second swing arm, a pull block is convexly arranged on the drag hook, a stop block is convexly arranged on one side of the locking piece, the pull block is in butt joint with the stop block, a pull groove is further formed in the drag hook, and one end of the reset torsion spring is clamped into the pull groove;
the first swing arm is in transmission connection with the transmission connecting rod through a first connecting column, and the height of the first connecting column is larger than the sum of the heights of the first swing arm and the transmission connecting rod;
the transmission connecting rod, the second swing arm and the drag hook are in transmission connection through a second connecting column, and the height of the second connecting column is larger than the sum of the heights of the transmission connecting rod, the second swing arm and the drag hook;
the number of heads of the worm, the number of heads of the worm wheel main body and the number of teeth of the secondary transmission gear are the same, and the number of teeth of the secondary transmission gear is more than that of the primary transmission gear.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810465158.4A CN108533096B (en) | 2018-05-16 | 2018-05-16 | Electric locking structure of door lock for vehicle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810465158.4A CN108533096B (en) | 2018-05-16 | 2018-05-16 | Electric locking structure of door lock for vehicle |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108533096A CN108533096A (en) | 2018-09-14 |
| CN108533096B true CN108533096B (en) | 2023-10-03 |
Family
ID=63471603
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810465158.4A Active CN108533096B (en) | 2018-05-16 | 2018-05-16 | Electric locking structure of door lock for vehicle |
Country Status (1)
| Country | Link |
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| CN (1) | CN108533096B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110056271B (en) * | 2019-06-18 | 2019-10-22 | 烟台三环信和汽车电装有限公司 | A kind of Electric Actuator and the lock with Electric Actuator |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102913074A (en) * | 2012-11-17 | 2013-02-06 | 无锡忻润汽车安全系统有限公司 | Automobile door lock executor |
| CN206190057U (en) * | 2016-11-09 | 2017-05-24 | 上海恩坦华汽车门系统有限公司 | Auto electric opens side door lock |
| WO2017148380A1 (en) * | 2016-03-03 | 2017-09-08 | 皓月汽车安全系统技术股份有限公司 | Self-closing side door lock assembly actuator |
| CN208363867U (en) * | 2018-05-16 | 2019-01-11 | 宁波华楷电子科技有限公司 | A kind of electronic upper lock construction of door lock for vehicles |
-
2018
- 2018-05-16 CN CN201810465158.4A patent/CN108533096B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102913074A (en) * | 2012-11-17 | 2013-02-06 | 无锡忻润汽车安全系统有限公司 | Automobile door lock executor |
| WO2017148380A1 (en) * | 2016-03-03 | 2017-09-08 | 皓月汽车安全系统技术股份有限公司 | Self-closing side door lock assembly actuator |
| CN206190057U (en) * | 2016-11-09 | 2017-05-24 | 上海恩坦华汽车门系统有限公司 | Auto electric opens side door lock |
| CN208363867U (en) * | 2018-05-16 | 2019-01-11 | 宁波华楷电子科技有限公司 | A kind of electronic upper lock construction of door lock for vehicles |
Also Published As
| Publication number | Publication date |
|---|---|
| CN108533096A (en) | 2018-09-14 |
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