CN108661465A - Automobile door lock - Google Patents
Automobile door lock Download PDFInfo
- Publication number
- CN108661465A CN108661465A CN201810811414.0A CN201810811414A CN108661465A CN 108661465 A CN108661465 A CN 108661465A CN 201810811414 A CN201810811414 A CN 201810811414A CN 108661465 A CN108661465 A CN 108661465A
- Authority
- CN
- China
- Prior art keywords
- ratchet
- pawl
- self
- connecting rod
- shell
- 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.)
- Pending
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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
- E05B81/54—Electrical circuits
- E05B81/90—Manual override in case of power failure
-
- 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
- E05B79/00—Mounting or connecting vehicle locks or parts thereof
- E05B79/10—Connections between movable lock parts
- E05B79/20—Connections between movable lock parts using flexible connections, e.g. Bowden cables
-
- 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
Abstract
The invention discloses a kind of automobile door lock, including shell, pawl assembly, ratchet and unlocking link, pawl assembly and ratchet are all installed on the inside of shell by rivet, and unlocking link is installed on the outer surface 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, and self-locking driving mechanism includes self-locking connecting rod, self-locking wire and actuator, and self-locking connecting rod is installed on the inside of shell by rivet.The present invention not only realizes unlock and the self-locking function of automobile door lock, reliability is high, greatly reduce security risk, and when automobile powers off, the clamping portion of pawl assembly is driven to be separated from each other with ratchet by stirring unlocking link, ratchet detaches under the action of ratchet return spring with lock, to realize manual unlocking.
Description
Technical field
The invention belongs to technical field of automobile accessories, more particularly to a kind of automobile door lock.
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, under the full lock status of door lock, if problem occurs for automobile power supply system, or even there is circut breaking, directly
Connecing causes door lock that can not open.
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
Automobile door lock.
Invention content
The invention mainly solves the technical problem of providing a kind of automobile door lock, not only realize automobile door lock unlock and from
Lock function, reliability is high, greatly reduces security risk, and when automobile powers off, and is driven by stirring unlocking link
The clamping portion of pawl assembly is separated from each other with ratchet, and ratchet detaches under the action of ratchet return spring with lock, to realize
Manual unlocking.
In order to solve the above technical problems, one aspect of the present invention is：A kind of automobile door lock, including shell,
Pawl assembly, ratchet and unlocking link, the pawl assembly and the ratchet are all installed on the inside of the shell by rivet,
The unlocking link is installed on the outer surface of the shell by rivet；
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, self-locking wire and actuator, and the self-locking connecting rod is installed on described by rivet
The inside of shell, one end and the ratchet of the self-locking connecting rod match, the other end and the self-locking of the self-locking connecting rod
Bracing wire connects, and the one end of the self-locking wire far from the self-locking connecting rod is equipped with the actuator for reeling the self-locking 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；
The pawl connecting rod is equipped with the unlock pillar of evagination in the surface of locating slot opposite to each other, and the unlock pillar passes through described
The through-hole of shell and the outer surface for protruding from shell, the unlocking link have the clicking section to match with the unlock pillar；
The unlock driving mechanism includes the solution that transmission gear, drive lugs, worm screw and the driving transmission gear rotate
Driving motor is locked, the unlock driving motor is fixed on the shell, the output shaft of the unlock driving motor and the worm screw
Connection, the worm screw engage with the transmission gear, and the drive lugs are fixed on the surface of the transmission gear to stir
It states pawl assembly and realizes that the clamping portion of pawl assembly and the ratchet are separated from each other；
Further include drive the pawl assembly and the intermeshing pawl return spring of the ratchet, the driving ratchet with
The clicking section for latching the ratchet return spring being separated from each other and the driving unlocking link unlocks what pillar was separated from each other with described
Unlocking link spring；
The unlocking link spring is placed on the rivet of the unlocking link, and the first torque arm of the unlocking link spring is fixed
It is fixed on the unlocking link in the second torque arm of shell, the unlocking link spring.
It further says, one end of the unlocking link is connect with unlock bracing wire.
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 self-locking of the connecting rod return spring are drawn
Line 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, 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 has positioning
Protrusion, the lock buffer stopper are equipped with the mounting hole to match with the positioning protrusion.
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
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 connected in the two side walls of the card slot respectively, the opposite sides of the pawl bumper and the ratchet bumper
Opposite sides is all equipped with the recessing groove to match with the fixed block.
Beneficial effects of the present invention at least have the following：
The present invention includes pawl assembly and ratchet, and pawl assembly, 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, pawl connecting rod is equipped with the unlock pillar of evagination in the surface of locating slot opposite to each other,
Unlock pillar passes through the through-hole of shell and protrudes from the outer surface of shell, and unlocking link has to be stirred with what unlock pillar matched
Portion drives the clamping portion of pawl assembly to be separated from each other with ratchet, ratchet exists when automobile is powered off by stirring unlocking link
It is detached with lock under the action of ratchet return spring, realizes manual unlocking；
The unlock driving mechanism of the present invention includes the solution that transmission gear, drive lugs, worm screw and driving transmission gear rotate
Driving motor is locked, clamping portion and ratchet to make pawl assembly are separated from each other, and more preferably, are additionally provided with gear return spring,
So that drive lugs are detached with pawl connecting rod, to make pawl assembly and ratchet mutually nibble under the action of pawl return spring
It closes, realizes self-locking；
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 connect with 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 full lock limit protrusion of the present invention is inclined-plane close to the side wall of half lock limit protrusion, and its inclined direction is by protrusion
Bottom surface to top surface is gradually to the centroclinal of full lock limit protrusion, when door lock is from when being partly locked into full lock status, makes clamping portion edge
It inclined-plane and slides into full lock limit protrusion from half lock limit protrusion；
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 the decomposition diagram of the present invention；
Fig. 2 is one of structural schematic diagram of the present invention (band shell)；
Fig. 3 is the second structural representation (no shell) of the present invention；
Fig. 4 is the structural schematic diagram of the shell of the present invention；
Fig. 5 is the enlarged drawing at the A of Fig. 1 of the present invention；
Fig. 6 is the enlarged drawing at the B of Fig. 1 of the present invention；
Fig. 7 is the enlarged drawing at the C of Fig. 2 of the present invention；
Fig. 8 is the structural schematic diagram of the unlocking link of the present invention；
Fig. 9 is the structural schematic diagram of the ratchet of the present invention；
Figure 10 is the structural schematic diagram of the pawl connecting rod of the present invention；
Figure 11 is the structural schematic diagram of the connecting rod return spring of the present invention；
Figure 12 is the structural schematic diagram of the gear return spring of the present invention；
Figure 13 is the structural schematic diagram of the lock buffer stopper of the present invention；
Figure 14 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, fixed block 161, patches buckle structure 131
Part 17, through-hole 18, pawl assembly 2, rivet 21, pawl 22, clamping portion 221, pawl connecting rod 23, locating slot 231, pawl convex block
232, driving mechanism 233, transmission gear 2331, drive lugs 2332, worm screw 2333, unlock driving motor 2334, unlock are unlocked
Pillar 234, ratchet 3, full lock limit protrusion 31, inclined-plane 311, half lock limit protrusion 32, self-locking protrusion 33, positioning hanging feet 34, lock
Slot 35, ratchet convex block 36, unlocking link 4, clicking section 41, unlocking link spring 42, the unlocking link spring the first torque arm
421, the second torque arm 422 of the unlocking link spring, pawl return spring 5, the pawl return spring the first fixed arm
51, the second fixed arm 52 of the pawl return spring, the first torque arm 53 of the pawl return spring, the pawl return bullet
Second torque arm 54 of spring, ratchet return spring 6, the first fixed arm 61 of the ratchet return spring, the ratchet return spring
The first torque arm 62, the second torque arm 63 of the ratchet return spring, pawl signaling switch 7, ratchet signaling switch 8, gear return
Position spring 9, the resilient arm 91 of gear return spring, self-locking driving mechanism 10, self-locking connecting rod 101, connecting rod return spring 102, institute
State the first fixed arm 1021 of connecting rod return spring, the second fixed arm 1022 of the connecting rod return spring, the connecting rod return
First torque arm 1023 of spring, the second torque arm 1024 of the pawl return spring, self-locking wire 100, lock 200, lock are slow
It rushes block 201, mounting hole 2011, extend fixed part 2012, groove 2013 and unlock bracing wire 300.
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 automobile door lock, as shown in Fig. 1-Figure 14, including shell 1, pawl assembly 2, ratchet 3 and unlock connect
Bar 4, the pawl assembly 2 and the ratchet 3 are all installed on the inside of the shell 1 by rivet 21, and the unlocking link 4 is logical
Cross the outer surface that rivet 21 is installed on the shell 1；
The ratchet 3, which is equipped with, drives it to be rotated around the rivet 21 of ratchet 3 so that the ratchet 3 is caught in the self-locking of lock 200
Driving mechanism 10, the self-locking driving mechanism 10 include self-locking connecting rod 101, self-locking wire 100 and actuator, the self-locking connecting rod
101 are installed on the inside of the shell 1 by rivet 21, and one end and the ratchet 3 of the self-locking connecting rod 101 match, institute
The other end for stating self-locking connecting rod 101 is connect with the self-locking wire 100, and the self-locking wire 100 is far from the self-locking connecting rod 101
One end be equipped with and reel the actuator of the self-locking 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 22 is installed in locating slot 231, and the pawl 22 is equipped with the card to match with the ratchet 3
Socket part 221, the pawl assembly 2, which is equipped with, drives it to rotate the clamping so that the pawl assembly 2 around the rivet 21 of pawl assembly 2
The unlock driving mechanism 233 that portion 221 and the ratchet 3 are separated from each other；
The pawl connecting rod 23 is equipped with the unlock pillar 234 of evagination, the unlock pillar in the surface of locating slot 231 opposite to each other
234 pass through the through-hole 18 of the shell 1 and protrude from the outer surface of shell 1, and the unlocking link 4 has and the unlock pillar
234 clicking sections 41 to match；
The unlock driving mechanism 233 includes transmission gear 2331, drive lugs 2332, worm screw 2333 and the driving biography
The unlock driving motor 2334 that moving gear 2331 rotates, the unlock driving motor 2334 are fixed on the shell 1, the unlock
The output shaft of driving motor 2334 is connect with the worm screw 2333, and the worm screw 2333 engages with the transmission gear 2331, institute
It states drive lugs 2332 and is fixed on the surface of the transmission gear 2331 to stir the realization pawl assembly 2 of the pawl assembly 2
Clamping portion 221 and the ratchet 3 are separated from each other；
Further include driving the pawl assembly 2 and 3 intermeshing pawl return spring 5 of the ratchet, the driving spine
The ratchet return spring 6 and drive the clicking section 41 of the unlocking link 4 and the unlock convex that wheel 3 is separated from each other with lock 200
The unlocking link spring 42 that column 234 is separated from each other；
The unlocking link spring 42 is placed on the rivet 21 of the unlocking link 4, and the first of the unlocking link spring turns round
Arm 421 is fixed on shell 1, and the second torque arm 422 of the unlocking link spring is fixed on the unlocking link 4.
Further include gear return spring 9, the gear return spring is fixed on shell 1, and the gear return spring returns
Elastic arm 91 is connect with the transmission gear 2331.
One end of the unlocking link is connect with unlock bracing wire 300.
When it is implemented, the pawl return spring 5 is placed on the rivet 21 of the pawl 22, the pawl return spring
Second fixed arm 52 of the first fixed arm 51 and the pawl return spring is all connect with the shell 1, the pawl return bullet
First torque arm 53 of spring is fixed on pawl connecting rod 23, and the second torque arm 54 of the pawl return spring is stuck in the side of pawl connecting rod 23
Wall；
The ratchet return spring 6 is placed on the rivet 21 of the ratchet 3, the first fixed arm 61 of the ratchet return spring
It is connect with the shell 1, the first torque arm 62 of the ratchet return spring is fixed on the ratchet 3, the ratchet return spring
The second torque arm 63 pass through positioning hanging feet 34.
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 self-locking wire 100.
The periphery of the ratchet 3 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 200, the self-locking protrusion 33 and the self-locking connecting rod 101
One end match, the full lock limit protrusion 31 and the half lock limit protrusion 32 all match with the clamping portion 221.
The full lock limit protrusion 31 locks the side wall of limit protrusion 32 for inclined-plane 311 close to described half, and its inclined direction
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 3 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 201, and the lock buffer stopper 201 is located at close to the lock
200 side, and the lock buffer stopper 201 protrudes from the side wall of the shell 1, the lock buffer stopper 201, which has, to be extended
Fixed part 2012, the side wall for extending fixed part 2012 are equipped with several grooves 2013, and the groove 2013 is slow along lock
Rush the thickness direction setting of block 201.
The inner surface of the shell 1 is equipped with buffer stopper fixing groove 11, and the buffer stopper fixing groove 11 has positioning protrusion
111, the lock buffer stopper 201 is equipped with the mounting hole 2011 to match with the positioning protrusion 111.
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 6 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 ratchet return spring 6.
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 3.
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 connected in the card slot 16 respectively, the opposite sides of the pawl bumper 14 and the ratchet are slow
The opposite sides for rushing block 15 is all equipped with the recessing groove 141 to match with the fixed block 161.
When it is implemented, the inside of the shell 1 is additionally provided with connector 17, the unlock driving motor 2334, it is described from
Lock driving mechanism 10, the pawl signaling switch 7 and the ratchet signaling switch 8 are electrically connected with the connector 17 respectively, institute
Connector 17 is stated to be electrically connected with the controller.
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 self-locking wire, and self-locking connecting rod driving pawl is clockwise
Rotation, pawl assembly make the clamping portion of pawl assembly be stuck in the full lock limit protrusion of ratchet under the action of pawl return spring,
Pawl convex block and ratchet convex block are inconsistent with pawl signaling switch and ratchet signaling switch respectively, make pawl signaling switch and ratchet
Signaling switch is in the conduction state, and transmits a signal to controller；
When opening the door, controller control unlock driving motor rotation, unlock driving motor drives drive lugs to stir pawl
Connecting rod, so that the clamping portion of pawl assembly and ratchet are separated from each other, ratchet rotates counterclockwise under the action of ratchet return spring,
Lock is set to be detached from from locked groove, automobile back door is opened under the action of electric strut, and pawl signaling switch and ratchet signaling switch are all located
In off-state, and transmit a signal to controller；
When automobile powers off, the clamping portion of pawl assembly is driven to be separated from each other with ratchet by stirring unlocking link,
Ratchet detaches under the action of ratchet return spring with lock, realizes manual unlocking.
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 automobile door lock, it is characterised in that：Including shell (1), pawl assembly (2), ratchet (3) and unlocking link (4), institute
The inside that pawl assembly and the ratchet are all installed on the shell by rivet (21) is stated, the unlocking link is pacified by rivet
Outer surface loaded on the shell；
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 (200)
(10), the self-locking driving mechanism includes self-locking connecting rod (101), self-locking wire (100) and actuator, and the self-locking connecting rod passes through
Rivet is installed on the inside of the shell, and one end and the ratchet of the self-locking connecting rod match, the self-locking connecting rod it is another
One end is connect with the self-locking wire, and the one end of the self-locking wire far from the self-locking connecting rod is equipped with and reels the self-locking wire
Actuator；
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 (233) being separated from each other；
The pawl connecting rod is equipped with the unlock pillar (234) of evagination in the surface of locating slot opposite to each other, and the unlock pillar passes through institute
It states the through-hole (18) of shell and protrudes from the outer surface of shell, the unlocking link has to be dialled with what the unlock pillar matched
Dynamic portion (41)；
The unlock driving mechanism includes transmission gear (2331), drive lugs (2332), worm screw (2333) and the driving biography
The unlock driving motor (2334) of moving gear rotation, the unlock driving motor are fixed on the shell, the unlock driving electricity
The output shaft of machine is connect with the worm screw, and the worm screw engages with the transmission gear, and the drive lugs are fixed on the biography
Realize that the clamping portion of pawl assembly and the ratchet are separated from each other to stir the pawl assembly in the surface of moving gear；
Further include drive the pawl assembly and the intermeshing pawl return spring (5) of the ratchet, the driving ratchet with
The clicking section for latching the ratchet return spring (6) being separated from each other and the driving unlocking link is separated from each other with the unlock pillar
Unlocking link spring (42)；
The unlocking link spring is placed on the rivet of the unlocking link, and the first torque arm (421) of the unlocking link spring is solid
The second torque arm (422) due to shell, the unlocking link spring is fixed on the unlocking link.
2. automobile door lock according to claim 1, it is characterised in that：One end of the unlocking link and unlock bracing wire
(300) it connects.
3. automobile door lock according to claim 1, it is characterised in that：Further include connecting rod return spring (102), the connecting rod
Return spring is placed on the rivet of the self-locking connecting rod, and the first fixed arm (1021) of the connecting rod return spring and the connecting rod return
The second fixed arm (1022) of position spring is all connect with the shell, and the first torque arm (1023) of the connecting rod return spring is fixed
It is connect with the self-locking wire in the second torque arm (1024) of self-locking connecting rod, the connecting rod return spring.
4. automobile door lock according to claim 1, it is characterised in that：It the periphery of the ratchet and is circumferentially equipped with successively
Full lock limit protrusion (31), half lock limit protrusion (32), self-locking raised (33), positioning hanging feet (34) and match with the lock
Locked groove (35), the self-locking protrusion and one end of the self-locking connecting rod match, and the full lock limit protrusion and described half is locked
Limit protrusion all matches with the clamping portion.
5. automobile door lock according to claim 1, it is characterised in that：Further include pawl signaling switch (7) and ratchet signal
It switchs (8), the pawl signaling switch and the ratchet signaling switch are all fixed on the shell, the surface of the pawl connecting rod
Equipped with the pawl convex block (232) to match with the pawl signaling switch, the surface of the ratchet is equipped with and the ratchet signal
Switch the ratchet convex block (36) to match.
6. automobile door lock according to claim 1, it is characterised in that：The inside of the shell is additionally provided with lock buffer stopper
(201), the lock buffer stopper is located at close to the side of the lock, and the lock buffer stopper protrudes from the side of the shell
Wall, the lock buffer stopper, which has, extends fixed part (2012), and the side wall for extending fixed part is equipped with several grooves
(2013), the groove is arranged along the thickness direction of lock buffer stopper.
7. automobile door lock according to claim 6, it is characterised in that：The inner surface of the shell is equipped with buffer stopper fixing groove
(11), the buffer stopper fixing groove has positioning protrusion (111), and the lock buffer stopper is equipped with to match with the positioning protrusion
Mounting hole (2011).
8. automobile door lock according to claim 1, it is characterised in that：The inner surface of the shell is equipped with pawl return spring
Mounting groove (12), the pawl return spring are 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
Return spring.
9. automobile door lock according to claim 1, it is characterised in that：The side wall of the shell is additionally provided with pawl bumper
(14) it is located at close to the side of the pawl assembly, the ratchet bumper with ratchet bumper (15), the pawl bumper
Positioned at close to the side of the ratchet.
10. automobile door lock according to claim 9, it is characterised in that：The side wall of the shell is set there are two card slot (16),
Fixed block (161) is equipped in the card slot, and two pieces of fixed blocks are connected in the two side walls of the card slot, the spine respectively
The opposite sides of the opposite sides of pawl buffer stopper and the ratchet bumper is all equipped with the recessing groove to match with the fixed block
(141)。
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810811414.0A CN108661465A (en) | 2018-07-23 | 2018-07-23 | Automobile door lock |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810811414.0A CN108661465A (en) | 2018-07-23 | 2018-07-23 | Automobile door lock |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108661465A true CN108661465A (en) | 2018-10-16 |
Family
ID=63788866
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810811414.0A Pending CN108661465A (en) | 2018-07-23 | 2018-07-23 | Automobile door lock |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108661465A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111749561A (en) * | 2019-03-29 | 2020-10-09 | 比亚迪股份有限公司 | Lock and vehicle |
| CN113482462A (en) * | 2021-08-23 | 2021-10-08 | 安徽中河机械制造有限公司 | Unlocking device for automobile door lock |
| CN114729550A (en) * | 2019-08-14 | 2022-07-08 | 博泽车锁系统有限公司 | Adjusting mechanism for a motor vehicle lock device |
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| CN111749561A (en) * | 2019-03-29 | 2020-10-09 | 比亚迪股份有限公司 | Lock and vehicle |
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| CN114729550A (en) * | 2019-08-14 | 2022-07-08 | 博泽车锁系统有限公司 | Adjusting mechanism for a motor vehicle lock device |
| CN114729550B (en) * | 2019-08-14 | 2023-07-07 | 博泽车锁系统有限公司 | Adjusting mechanism for motor vehicle lock device |
| CN113482462A (en) * | 2021-08-23 | 2021-10-08 | 安徽中河机械制造有限公司 | Unlocking device for automobile door lock |
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