CN108457539A - The safety self-locking mechanism of electric door lock for vehicle - Google Patents
The safety self-locking mechanism of electric door lock for vehicle Download PDFInfo
- Publication number
- CN108457539A CN108457539A CN201810527112.0A CN201810527112A CN108457539A CN 108457539 A CN108457539 A CN 108457539A CN 201810527112 A CN201810527112 A CN 201810527112A CN 108457539 A CN108457539 A CN 108457539A
- Authority
- CN
- China
- Prior art keywords
- ratchet
- pawl
- return spring
- self
- connecting rod
- 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.)
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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
- E05B81/12—Power-actuated vehicle locks characterised by the function or purpose of the powered actuators
- E05B81/20—Power-actuated vehicle locks characterised by the function or purpose of the powered actuators for assisting final closing or for initiating opening
-
- E—FIXED CONSTRUCTIONS
- E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
- E05B—LOCKS; ACCESSORIES THEREFOR; HANDCUFFS
- E05B77/00—Vehicle locks characterised by special functions or purposes
- E05B77/36—Noise prevention; Anti-rattling means
- E05B77/38—Cushion elements, elastic guiding elements or holding elements, e.g. for cushioning or damping the impact of the bolt against the striker during closing of the wing
-
- E—FIXED CONSTRUCTIONS
- E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
- E05B—LOCKS; ACCESSORIES THEREFOR; HANDCUFFS
- E05B81/00—Power-actuated vehicle locks
- E05B81/54—Electrical circuits
- E05B81/56—Control of actuators
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- Lock And Its Accessories (AREA)
Abstract
The invention discloses a kind of safety self-locking mechanism of electric door lock for vehicle, including shell, pawl assembly and ratchet, pawl assembly and ratchet are all installed on the inside of shell by rivet；Ratchet, which is equipped with, drives it to be rotated around the rivet of ratchet so that ratchet is caught in the self-locking driving mechanism of lock, self-locking driving mechanism includes self-locking connecting rod, bracing wire and actuator, self-locking connecting rod is installed on the inside of shell by rivet, one end of self-locking connecting rod matches with ratchet, the other end of self-locking connecting rod is connect with bracing wire, and the one end of bracing wire far from self-locking connecting rod is equipped with the actuator for reeling bracing wire.The present invention not only realizes unlock and the self-locking function of automobile door lock, and reliability is high, greatly reduces security risk, and the stability of door lock is good, while ensureing service life, has the function of antidetonation, noise reduction.
Description
Technical field
The invention belongs to technical field of automobile accessories, more particularly to a kind of safety self-locking mechanism of electric door lock for vehicle.
Background technology
Automobile door lock is the important component component part of body of a motor car, is that a collection safety, dicoration and craftsmanship are
The particular component of one.With the development of auto industry, the function and type of automobile door lock are increasingly various, and passenger is to automobile knowledge
Understanding it is increasing, the requirement to car comfort is also higher and higher, wherein for car door, hommization opens and closes
Degree by the concern of client and vehicle company is also increasingly deeper.
Traditional automobile door lock has the following problems：One, at closing time, it due to the shutdown resistance of auto parts and components, needs to make
It can just be shut with larger power, in actual use, door lock is often only in semi-locked state, does not lock entirely, to exist
Larger security risk；Two and during door interlock switch, the noise for colliding generation brings discomfort to people, and influences it
Service life.
To overcome the above disadvantages, the positive research and innovation of those skilled in the art, it is a kind of safe and reliable to create
Electric door lock for vehicle safety self-locking mechanism.
Invention content
The invention mainly solves the technical problem of providing a kind of safety self-locking mechanisms of electric door lock for vehicle, not only realize
The unlock of automobile door lock and self-locking function, reliability is high, greatly reduces security risk, and the stability of door lock is good, is protecting
While demonstrate,proving service life, have the function of antidetonation, noise reduction.
In order to solve the above technical problems, one aspect of the present invention is：A kind of safety of electric door lock for vehicle
Self-locking mechanism, including shell, pawl assembly and ratchet, the pawl assembly and the ratchet are all installed on the shell by rivet
The inside of body；
The ratchet, which is equipped with, drives it to be rotated around rivet of ratchet so that the ratchet is caught in the self-locking driving mechanism of lock,
The self-locking driving mechanism includes self-locking connecting rod, bracing wire and actuator, and the self-locking connecting rod is installed on the shell by rivet
Inside, one end and the ratchet of the self-locking connecting rod match, and the other end of the self-locking connecting rod is connect with the bracing wire,
The one end of the bracing wire far from the self-locking connecting rod is equipped with the actuator for reeling the bracing wire；
The pawl assembly includes pawl and pawl connecting rod, and the surface of the pawl connecting rod is equipped with the positioning being recessed inwardly
Slot, the pawl are installed in locating slot, and the pawl is equipped with the clamping portion to match with the ratchet, the pawl assembly
It is rotated so that the solution that the clamping portion of the pawl assembly and the ratchet are separated from each other equipped with its rivet around pawl assembly is driven
Lock driving mechanism；
Further include the driving pawl assembly and the intermeshing pawl return spring of the ratchet and the driving ratchet
With the ratchet return spring for latching and being separated from each other.
It further says, further includes connecting rod return spring, the connecting rod return spring is placed on the rivet of the self-locking connecting rod,
Second fixed arm of the first fixed arm of the connecting rod return spring and the connecting rod return spring is all connect with the shell, institute
The first torque arm for stating connecting rod return spring is fixed on self-locking connecting rod, and the second torque arm and the bracing wire of the connecting rod return spring connect
It connects.
Further say, the periphery of the ratchet and be circumferentially equipped with successively full lock limit protrusion, half lock limit protrusion,
Self-locking protrusion, positioning hanging feet and the locked groove to match with the lock, one end phase of the self-locking protrusion and the self-locking connecting rod
Matching, the full lock limit protrusion and the half lock limit protrusion all match with the clamping portion；
It further says, the full lock limit protrusion is inclined-plane close to the side wall of the half lock limit protrusion, and it is tilted
Direction is from bottom surface to the top surface of protrusion gradually to the centroclinal of full lock limit protrusion.
It further says, further includes pawl signaling switch and ratchet signaling switch, the pawl signaling switch and the spine
Wheel signaling switch is all fixed on the shell, and the surface of the pawl connecting rod is equipped with the spine to match with the pawl signaling switch
Pawl convex block, the surface of the ratchet are equipped with the ratchet convex block to match with the ratchet signaling switch.
It further says, the inside of the shell is additionally provided with lock buffer stopper, and the lock buffer stopper is located at close to described
The side of lock, and the lock buffer stopper protrudes from the side wall of the shell, the lock buffer stopper, which has, extends fixed part,
The side wall for extending fixed part is equipped with several grooves, and the groove is arranged along the thickness direction of lock buffer stopper.
It further says, the inner surface of the shell is equipped with buffer stopper fixing groove, and the buffer stopper fixing groove is parallel to institute
The inner surface of shell is stated, there is the buffer stopper fixing groove positioning protrusion, the lock buffer stopper to be equipped with and the positioning protrusion
The mounting hole to match.
It further says, the pawl return spring is placed on the rivet of the pawl assembly, the pawl return spring
Second fixed arm of the first fixed arm and the pawl return spring is all connect with the shell, and the of the pawl return spring
One torque arm is fixed on pawl connecting rod, and the second torque arm of the pawl return spring is stuck in the side wall of the pawl connecting rod；
The ratchet return spring is placed on the rivet of the ratchet, the first fixed arm of the ratchet return spring with it is described
Shell connects, and the first torque arm of the ratchet return spring is fixed on the ratchet, the second torque arm of the ratchet return spring
Across the positioning hanging feet.
It further says, the inner surface of the shell is equipped with pawl return spring mounting groove, the pawl return spring peace
Loaded in the pawl return spring mounting groove；
The inner surface of the shell is equipped with ratchet return spring mounting groove, and the ratchet return spring is installed on the ratchet
In return spring mounting groove, the side wall of the ratchet return spring mounting groove is equipped with buckle structure with the fixation ratchet return bullet
First fixed arm of spring.
It further says, the side wall of the shell is additionally provided with pawl bumper and ratchet bumper, the pawl bumper
Positioned at close to the side of the pawl assembly, the ratchet bumper is located at close to the side of the ratchet.
It further says, the side wall of the shell is set there are two card slot, and the card slot is interior to be equipped with fixed block, and described in two pieces
Fixed block is individually fixed in the two side walls of the card slot, the both sides of the pawl bumper and the ratchet bumper it is opposite
Both sides are all equipped with the recessing groove to match with the fixed block.
It further says, the inside of the shell is additionally provided with connector, and the unlock driving mechanism, the pawl signal are opened
Close and the ratchet signaling switch be electrically connected with the connector respectively, the connector and the actuator respectively with controller
Electrical connection.
Beneficial effects of the present invention at least have the following：
The present invention includes pawl assembly and ratchet, and pawl connecting rod, which is equipped with, drives it to be rotated so that spine around the rivet of pawl assembly
The unlock driving mechanism that the clamping portion of claw assembly and ratchet are separated from each other, the self-locking protrusion of ratchet, which is equipped with, drives its riveting around ratchet
Nail rotates so that lock is caught in the self-locking driving mechanism of locked groove, to realize unlock and the self-locking function of automobile door lock, reliability
Height greatly reduces security risk, and more preferably, the full side wall for locking the close half lock limit protrusion of limit protrusion is inclined-plane, and its
Inclined direction from bottom surface to the top surface of protrusion gradually to the centroclinal of full lock limit protrusion, when door lock is from being partly locked into full lock shape
When state, clamping portion is made to slide into full lock limit protrusion from half lock limit protrusion along inclined-plane；
The self-locking driving mechanism of the present invention includes self-locking connecting rod, bracing wire and actuator, one end and the ratchet phase of self-locking connecting rod
Matching, the other end of self-locking connecting rod are connect with bracing wire, and the one end of bracing wire far from self-locking connecting rod is equipped with the actuator for reeling bracing wire, from
And realize the self-locking of door lock, it ensure that the safety of automobile；
The surface of the pawl connecting rod of the present invention is equipped with the locating slot being recessed inwardly, and pawl is installed in locating slot, Ci Zhongjie
Structure designs, and pawl installation and replacement are convenient, and the stability of pawl assembly is good；
First fixed arm of the pawl return spring of the present invention and the second fixed arm of pawl return spring all connect with shell
It connects, the first torque arm of pawl return spring is fixed on pawl connecting rod, and the second torque arm of pawl return spring is stuck in pawl connecting rod
Side wall, such structure design, makes pawl be tightly engaged with ratchet, no matter in semi-locked state and full lock status, keeps ratchet opposite only
Turn, prevents lock from being skidded off from locked groove；
First fixed arm of the ratchet return spring of the present invention is fixed on shell, and the first torque arm of ratchet return spring is fixed
Positioning hanging feet is passed through in the second torque arm of ratchet, ratchet return spring, provides ratchet torsion counterclockwise, convenient for latching from ratchet
Locked groove in skid off；
The present invention is equipped with pawl signaling switch and ratchet signaling switch, and pawl signaling switch and ratchet signaling switch are all fixed
In shell, the surface of pawl connecting rod is equipped with the pawl convex block to match with pawl signaling switch, and the surface of ratchet is equipped with and ratchet
The ratchet convex block that signaling switch matches receives pawl signaling switch and ratchet signaling switch signal, to vapour by controller
The state of car door lock is monitored and controls；
There is the buffer stopper fixing groove of the present invention positioning protrusion, lock buffer stopper to be equipped with the fixation to match with positioning protrusion
Hole, lock buffer stopper to be fixed, it is worth mentioning at this point that, lock buffer stopper, which has, extends fixed part, extends fixed part
Side wall is equipped with several grooves, and while fixed lock buffer stopper, groove can absorb partial buffer power, the work with antidetonation
With；
The side wall of the shell of the present invention is additionally provided with pawl bumper and ratchet bumper, and pawl bumper is located at close to pawl
The side of component, ratchet bumper is located at plays noise reduction close to the side of ratchet while ensureing automobile door lock service life
Effect.
Description of the drawings
Fig. 1 is pawl assembly, ratchet, self-locking connecting rod and the structural schematic diagram of bracing wire of the present invention；
Fig. 2 is one of the decomposition diagram of the present invention；
Fig. 3 is the two of the decomposition diagram of the present invention；
Fig. 4 is the structural schematic diagram of the connecting rod return spring of the present invention；
Fig. 5 is the structural schematic diagram of the ratchet of the present invention；
Fig. 6 is the structural schematic diagram of the pawl connecting rod of the present invention；
Fig. 7 is the structural schematic diagram of the lock buffer stopper of the present invention；
Fig. 8 is the structural schematic diagram of the shell of the present invention；
Fig. 9 is enlarged drawing at the A of Fig. 2 of the present invention；
Figure 10 is enlarged drawing at the B of Fig. 2 of the present invention；
Figure 11 is the structural schematic diagram of the pawl bumper of the present invention；
Each section label is as follows in attached drawing：
Shell 1, buffer stopper fixing groove 11, positioning protrusion 111, pawl return spring mounting groove 12, ratchet return spring peace
Tankage 13, pawl bumper 14, recessing groove 141, ratchet bumper 15, card slot 16, connector 17, fixed block 161, buckle structure
131, pawl assembly 2, rivet 21, pawl 22, clamping portion 221, pawl connecting rod 23, locating slot 231, pawl convex block 232, ratchet 3,
Full lock limit protrusion 31, inclined-plane 311, half lock limit protrusion 32, self-locking protrusion 33, positioning hanging feet 34, locked groove 35, ratchet convex block
36, lock 4, lock buffer stopper 41, mounting hole 411, extension fixed part 412, groove 413, pawl return spring 5, the pawl
The first of first fixed arm 51 of return spring, the second fixed arm 52 of the pawl return spring, the pawl return spring
First fixation of torque arm 53, the second torque arm 54 of the pawl return spring, ratchet return spring 6, the ratchet return spring
Arm 61, the first torque arm 62 of the ratchet return spring, the second torque arm 63 of the ratchet return spring, pawl signaling switch 7,
The of ratchet signaling switch 8, self-locking driving mechanism 10, self-locking connecting rod 101, connecting rod return spring 102, the connecting rod return spring
One fixed arm 1021, the second fixed arm 1022 of the connecting rod return spring, the connecting rod return spring the first torque arm 1023,
Second torque arm 1024 of the connecting rod return spring and bracing wire 100.
Specific implementation mode
The preferred embodiments of the present invention will be described in detail below in conjunction with the accompanying drawings, so that advantages and features of the invention energy
It is easier to be readily appreciated by one skilled in the art, so as to make a clearer definition of the protection scope of the present invention.
Embodiment：A kind of safety self-locking mechanism of electric door lock for vehicle, as shown in Figure 1-Figure 11, including shell 1, pawl group
Part 2 and ratchet 3, the pawl assembly 2 and the ratchet are all installed on the inside of the shell 1 by rivet 21；
The ratchet, which is equipped with, drives it to be rotated around the rivet 21 of ratchet so that the ratchet is caught in the self-locking driving machine of lock 4
Structure 10, the self-locking driving mechanism 10 include self-locking connecting rod 101, bracing wire 100 and actuator, and the self-locking connecting rod 101 passes through riveting
Nail 21 is installed on the inside of the shell 1, and one end and the ratchet of the self-locking connecting rod 101 match, the self-locking connecting rod
101 other end is connect with the bracing wire 100, and the one end of the bracing wire 100 far from the self-locking connecting rod 101 is described equipped with reeling
The actuator of bracing wire 100；
The pawl assembly 2 includes pawl 22 and pawl connecting rod 23, and the surface of the pawl connecting rod 23, which is equipped with, to be recessed inwardly
Locating slot 231, the pawl is installed in locating slot 231, and the pawl is equipped with the clamping portion to match with the ratchet
221, the pawl assembly 2, which is equipped with, drives it to rotate the clamping portion so that the pawl assembly 2 around the rivet 21 of pawl assembly 2
221 and the unlock driving mechanism that is separated from each other of the ratchet；
Further include the driving pawl assembly 2 and the intermeshing pawl return spring 5 of the ratchet and the driving spine
The ratchet return spring 6 that wheel is separated from each other with the lock 4.
Further include connecting rod return spring 102, the connecting rod return spring 102 is placed on the rivet 21 of the self-locking connecting rod 101,
First fixed arm 1021 of the connecting rod return spring and the second fixed arm 1022 of the connecting rod return spring all with the shell
Body 1 connects, and the first torque arm 1023 of the connecting rod return spring is fixed on self-locking connecting rod 101, and the of the connecting rod return spring
Two torque arm 1024 are connect with the bracing wire 100.
The periphery of the ratchet and it is circumferentially equipped with full lock limit protrusion 31, half lock limit protrusion 32, self-locking convex successively
The locked groove 35 for playing 33, positioning hanging feet 34 and matching with the lock 4, the self-locking protrusion 33 and the self-locking connecting rod 101
One end matches, and the full lock limit protrusion 31 and the half lock limit protrusion 32 all match with the clamping portion 221；
When it is implemented, the full lock limit protrusion 31 is inclined-plane 331 close to the side wall of the half lock limit protrusion 32, and
Its inclined direction is from bottom surface to the top surface of protrusion gradually to the centroclinal of full lock limit protrusion 31.
Further include pawl signaling switch 7 and ratchet signaling switch 8, the pawl signaling switch 7 and the ratchet signal are opened
It closes 8 and is all fixed on the shell 1, the surface of the pawl connecting rod 23 is equipped with the pawl to match with the pawl signaling switch 7
Convex block 232, the surface of the ratchet are equipped with the ratchet convex block 36 to match with the ratchet signaling switch 8.
The inside of the shell 1 is additionally provided with lock buffer stopper 41, and the lock buffer stopper 41 is located at close to the lock 4
Side, and the lock buffer stopper 41 protrudes from the side wall of the shell 1, the lock buffer stopper 41, which has, extends fixed part
412, the side wall for extending fixed part 412 is equipped with several grooves 413, and the groove 413 is along the thickness for latching buffer stopper 41
Spend direction setting.
The inner surface of the shell 1 is equipped with buffer stopper fixing groove 11, and the buffer stopper fixing groove 11 is parallel to the shell 1
Inner surface, the buffer stopper fixing groove 11 have positioning protrusion 111, the lock buffer stopper 41 equipped with and the positioning protrusion
111 mounting holes 411 to match.
The pawl return spring 5 is placed on the rivet 21 of the pawl assembly, and the first of the pawl return spring fixes
Second fixed arm 52 of arm 51 and the pawl return spring is all connect with the shell 1, and the first of the pawl return spring
Torque arm 53 is fixed on pawl connecting rod 23, and the second torque arm 54 of the pawl return spring is stuck in the side wall of the pawl connecting rod 23；
The ratchet return spring is placed on the rivet 21 of the ratchet, the first fixed arm 61 of the ratchet return spring with
The shell 1 connects, and the first torque arm 62 of the ratchet return spring is fixed on the ratchet, and the of the ratchet return spring
Two torque arm 63 pass through the positioning hanging feet 34.
The inner surface of the shell 1 is equipped with pawl return spring mounting groove 12, and the pawl return spring 5 is installed on described
In pawl return spring mounting groove 12；
The inner surface of the shell 1 is equipped with ratchet return spring mounting groove 13, and the ratchet return spring is installed on described
In ratchet return spring mounting groove 13, the side wall of the ratchet return spring mounting groove 13 is equipped with buckle structure 131 to fix
State the first fixed arm of ratchet return spring.
The side wall of the shell 1 is additionally provided with pawl bumper 14 and ratchet bumper 15, and the pawl bumper 14 is located at
Close to the side of the pawl assembly 2, the ratchet bumper 15 is located at close to the side of the ratchet.
The side wall of the shell 1 is set there are two card slot 16, and the card slot 16 is interior to be equipped with fixed block 161, and two pieces described solid
Determine the two side walls that block 161 is individually fixed in the card slot 16, the both sides of the pawl bumper 14 and the ratchet bumper
15 opposite sides is all equipped with the recessing groove 141 to match with the fixed block 161.
When it is implemented, the inside of the shell is additionally provided with connector, the unlock driving mechanism, the pawl signal are opened
Close and the ratchet signaling switch be electrically connected with the connector respectively, the connector and the actuator respectively with controller
Electrical connection.
Working principle of the present invention is as follows：At closing time, automobile door lock is set to be in half lock shape by manpower or electric strut
State, pawl assembly make under the action of pawl return spring the clamping portion of pawl assembly be stuck in ratchet half lock limit protrusion, this
When pawl signaling switch it is in the conduction state, ratchet signaling switch is off, and pawl signaling switch and ratchet signal are opened
Pass transmits a signal to controller, and controller control actuator work reels bracing wire, and self-locking connecting rod driving pawl rotates clockwise,
Pawl assembly makes the clamping portion of pawl assembly be stuck in the full lock limit protrusion of ratchet under the action of pawl return spring, and pawl is convex
Block and ratchet convex block are inconsistent with pawl signaling switch and ratchet signaling switch respectively, and pawl signaling switch and ratchet signal is made to open
It closes in the conduction state, and transmits a signal to controller；
When opening the door, self-locking connecting rod detaches under the action of connecting rod resetting spring with self-locking protrusion, controller control unlock
Driving mechanism makes pawl link rotatable so that the clamping portion of pawl assembly and ratchet are separated from each other, and ratchet is in ratchet return spring
Rotated counterclockwise under effect, make lock from locked groove be detached from, under the action of electric strut automobile back door open, pawl signaling switch and
Ratchet signaling switch is all off, and transmits a signal to controller.
Example the above is only the implementation of the present invention is not intended to limit the scope of the invention, every to utilize this hair
Equivalent structure transformation made by bright specification and accompanying drawing content is applied directly or indirectly in other relevant technical fields,
Similarly it is included within the scope of the present invention.
Claims (10)
1. a kind of safety self-locking mechanism of electric door lock for vehicle, it is characterised in that：Including shell (1), pawl assembly (2) and ratchet
(3), the pawl assembly and the ratchet are all installed on the inside of the shell by rivet (21)；
The ratchet, which is equipped with, drives it to be rotated around the rivet of ratchet so that the ratchet is caught in the self-locking driving mechanism of lock (4)
(10), the self-locking driving mechanism includes self-locking connecting rod (101), bracing wire (100) and actuator, and the self-locking connecting rod passes through rivet
It is installed on the inside of the shell, one end and the ratchet of the self-locking connecting rod match, the other end of the self-locking connecting rod
It is connect with the bracing wire, the one end of the bracing wire far from the self-locking connecting rod is equipped with the actuator for reeling the bracing wire；
The pawl assembly includes pawl (22) and pawl connecting rod (23), and the surface of the pawl connecting rod is determined equipped with what is be recessed inwardly
Position slot (231), the pawl are installed in locating slot, and the pawl is equipped with the clamping portion (221) to match with the ratchet,
The pawl assembly, which is equipped with, drives it to rotate clamping portion and the ratchet so that the pawl assembly around the rivet of pawl assembly
The unlock driving mechanism being separated from each other；
Further include the driving pawl assembly with the intermeshing pawl return spring (5) of the ratchet and drive the ratchet and
It is described to latch the ratchet return spring (6) being separated from each other.
2. the safety self-locking mechanism of electric door lock for vehicle according to claim 1, it is characterised in that：It further include connecting rod return
Spring (102), the connecting rod return spring are placed on the rivet of the self-locking connecting rod, the first fixed arm of the connecting rod return spring
(1021) it is all connect with the shell with the second fixed arm of the connecting rod return spring (1022), the connecting rod return spring
First torque arm (1023) is fixed on self-locking connecting rod, and the second torque arm (1024) of the connecting rod return spring is connect with the bracing wire.
3. the safety self-locking mechanism of electric door lock for vehicle according to claim 1, it is characterised in that：The periphery of the ratchet
And it is circumferentially equipped with full lock limit protrusion (31), half lock limit protrusion (32), self-locking raised (33), positioning hanging feet (34) successively
And the locked groove (35) to match with the lock, the self-locking protrusion and one end of the self-locking connecting rod match, the full lock
Limit protrusion and the half lock limit protrusion all match with the clamping portion.
4. the safety self-locking mechanism of electric door lock for vehicle according to claim 1, it is characterised in that：It further include pawl signal
Switch (7) and ratchet signaling switch (8), the pawl signaling switch and the ratchet signaling switch are all fixed on the shell,
The surface of the pawl connecting rod is equipped with the pawl convex block (232) to match with the pawl signaling switch, the surface of the ratchet
Equipped with the ratchet convex block (36) to match with the ratchet signaling switch.
5. the safety self-locking mechanism of electric door lock for vehicle according to claim 1, it is characterised in that：The inside of the shell
It is additionally provided with lock buffer stopper (41), the lock buffer stopper is located at close to the side of the lock, and the lock buffer stopper is convex
For the side wall of the shell, the lock buffer stopper, which has, extends fixed part (412), and the side wall for extending fixed part is equipped with
Several grooves (413), the groove are arranged along the thickness direction of lock buffer stopper.
6. the safety self-locking mechanism of electric door lock for vehicle according to claim 5, it is characterised in that：The interior table of the shell
Face is equipped with buffer stopper fixing groove (11), and the buffer stopper fixing groove is parallel to the inner surface of the shell, and the buffer stopper is fixed
There is slot positioning protrusion (111), the lock buffer stopper to be equipped with the mounting hole (411) to match with the positioning protrusion.
7. the safety self-locking mechanism of electric door lock for vehicle according to claim 3, it is characterised in that：The pawl return bullet
Spring is placed on the rivet of the pawl assembly, the first fixed arm (51) of the pawl return spring and the pawl return spring
Second fixed arm (52) is all connect with the shell, and the first torque arm (53) of the pawl return spring is fixed on pawl connecting rod,
The second torque arm (54) of the pawl return spring is stuck in the side wall of the pawl connecting rod；
The ratchet return spring is placed on the rivet of the ratchet, the first fixed arm (61) of the ratchet return spring with it is described
Shell connects, and the first torque arm (62) of the ratchet return spring is fixed on the ratchet, and the second of the ratchet return spring
Torque arm (63) passes through the positioning hanging feet.
8. the safety self-locking mechanism of electric door lock for vehicle according to claim 7, it is characterised in that：The interior table of the shell
Face is equipped with pawl return spring mounting groove (12), and the pawl return spring is installed in the pawl return spring mounting groove；
The inner surface of the shell is equipped with ratchet return spring mounting groove (13), and the ratchet return spring is installed on the ratchet
In return spring mounting groove, the side wall of the ratchet return spring mounting groove is equipped with buckle structure (131) with the fixation ratchet
First fixed arm of return spring.
9. the safety self-locking mechanism of electric door lock for vehicle according to claim 1, it is characterised in that：The side wall of the shell
It is additionally provided with pawl bumper (14) and ratchet bumper (15), the pawl bumper is located at one close to the pawl assembly
Side, the ratchet bumper are located at close to the side of the ratchet.
10. the safety self-locking mechanism of electric door lock for vehicle according to claim 9, it is characterised in that：The side of the shell
Wall is set there are two card slot (16), and the card slot is interior to be equipped with fixed block (161), and two pieces of fixed blocks are individually fixed in the card
The opposite sides of the two side walls of slot, the both sides of the pawl bumper and the ratchet bumper is all equipped with and the fixed block
The recessing groove (141) to match.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810527112.0A CN108457539A (en) | 2018-05-29 | 2018-05-29 | The safety self-locking mechanism of electric door lock for vehicle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810527112.0A CN108457539A (en) | 2018-05-29 | 2018-05-29 | The safety self-locking mechanism of electric door lock for vehicle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108457539A true CN108457539A (en) | 2018-08-28 |
Family
ID=63215642
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810527112.0A Pending CN108457539A (en) | 2018-05-29 | 2018-05-29 | The safety self-locking mechanism of electric door lock for vehicle |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108457539A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
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| CN111456570B (en) * | 2020-03-09 | 2021-10-26 | 宁波吉利汽车研究开发有限公司 | Control method, device and system for vehicle door lock |
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