CN209556657U - Left-hand door latch before a kind of automobile - Google Patents
Left-hand door latch before a kind of automobile Download PDFInfo
- Publication number
- CN209556657U CN209556657U CN201822058624.5U CN201822058624U CN209556657U CN 209556657 U CN209556657 U CN 209556657U CN 201822058624 U CN201822058624 U CN 201822058624U CN 209556657 U CN209556657 U CN 209556657U
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- opening arms
- connect
- lock core
- shift fork
- drive rod
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Abstract
The utility model relates to a kind of latch, in particular to left-hand door latch before a kind of automobile.It include shell, the circuit board module being set in the housing, the motor being connect with circuit board module, the worm screw being connected to motor, the swing arm for connecting worm gear with worm screw and being connect with worm gear, the worm gear is equipped with torsional spring, it further include having manual lockable mechanism, the manual lockable mechanism includes drive rod, lock core shift fork and lock core shift fork torsional spring, the drive rod is set to housing bottom, the middle part of drive rod is equipped with strip groove, the worm gear is equipped with the shifting block that is placed in and can slide in strip groove and in strip groove, the drive rod is equipped with rack gear towards the bottom of swing arm other end, the lock core shift fork is equipped with the grinding tooth being engaged with rack, the lock core shift fork torsion spring set is set to lock core shift fork, self-priming blocking mechanism is equipped between the drive rod and shell.
Description
Technical field
The utility model relates to a kind of latch, in particular to left-hand door latch before a kind of automobile.
Background technique
Latch is the device that must be filled on automobile, and cooperation car door locking, general terms are exactly automobile door lock controller.It
It is that locking/unbalanced pulse electric current control device is provided for gate lock actuator.No matter which kind of gate lock actuator all passes through
Change executing agency's electrical current direction controlling connecting rod to move left and right, realizes locking and the unlatching of door lock.Without its arrangements for automotive doors
It fail to open normally closed or can not close normally opened!
Existing latch generally comprises shell, is set in the housing circuit board module is connect with circuit board module
Motor, the worm screw being connected to motor, the swing arm for connecting turbine with worm screw and being connect with turbine, above and below motor control swing arm
The unlocking or closing of weave control latch, the button connecting with circuit board module are arranged in driver position, and driver need to only press
Button realizes the switch of locking.
Car door sometimes will appear the state of half lock during lock, and when there is the state of this half lock, latch is not
Energy automatic absorbing is full lock, and therefore, current latch need further to improve.
Summary of the invention
In order to overcome the shortcomings of background technique, the utility model provides a kind of automobile front door with self-priming blocking function
Latch.
The technical scheme adopted by the utility model is left-hand door latch before a kind of automobile, includes shell, is set to shell
Interior circuit board module, the worm screw being connected to motor, connect worm gear and and worm gear with worm screw at the motor connecting with circuit board module
The swing arm of connection, the worm gear are equipped with torsional spring, further include having manual lockable mechanism, the manual lockable mechanism includes
Drive rod, lock core shift fork and lock core shift fork torsional spring, the drive rod are set to housing bottom, and the middle part of drive rod is equipped with bar shaped
Slot, the worm gear are equipped with the shifting block that is placed in strip groove and can slide in strip groove, and the drive rod is towards swing arm
The bottom of the other end is equipped with rack gear, and the lock core shift fork is equipped with the grinding tooth being engaged with rack, the lock core shift fork torsional spring
It is sheathed on lock core shift fork, self-priming blocking mechanism is equipped between the drive rod and shell.
Preferably, the self-priming blocking mechanism includes opening arms, the second opening arms for connecting with opening arms and with
The third opening arms of two opening arms connection, the third opening arms are connect with worm gear, and the housing bottom side is equipped with bottom
Seat, pedestal top are equipped with substrate, and the opening arms are set between substrate and pedestal and opening arms pass through shaft and pedestal and base
Plate connects, and shaft torsional spring is sheathed in the shaft, and second opening arms are connect by third shaft with pedestal, third
Shaft is equipped with third shaft torsional spring, and the substrate is equipped with outer opening arms, and the outer opening arms are set in opening arms
In shaft, the outer opening arms are equipped with mounting hole.
Preferably, the third opening arms are connect with the second opening arms by link block, in second opening arms
Equipped with mounting groove, the lateral surface of link block, which is presented, to be divided into there are two limited block, and two limited blocks form limiting slot, the connection
Block is set in mounting groove and the second opening arms are placed in limiting slot, and the link block is equipped with via hole, and the third is opened
It opens arm and is equipped with connecting column towards one end of the second opening arms, connect in the connecting column insertion via hole with link block, institute
One end that the link block stated is set to limited block is equipped with convex block, which can contradict with the second opening arms.
Preferably, second opening arms are set in the opening arms towards the conflict block set on one end of opening arms
There is the arc bump contradicted with conflict block.
The beneficial effects of the utility model are: the utility model is not only provided with motor, it is additionally provided with manual lockable mechanism, makes this
Latch not only has the function of electric locking, in the case where motor power-off, can also be realized and be closed by manual lockable mechanism
It locks the unlocking of device or latches, and the utility model is also provided with self-priming blocking mechanism, when latch locking, do not lock completely
It is fixed, when in the partly state of lock, semi-locked state can be reached to the state of locking by self-priming blocking mechanism, improve the steady of latch
It is qualitative.
The utility model embodiment is described further with reference to the accompanying drawing.
Detailed description of the invention
Fig. 1 is the overall structure figure of the utility model embodiment；
Fig. 2 is the structural schematic diagram that opening arms unlock or latch in the utility model embodiment；
Fig. 3 is local structural graph in utility model embodiment；
Fig. 4 is local structural graph in the utility model embodiment.
Specific embodiment
As Figure 1-Figure 4, the utility model provides left-hand door latch before a kind of automobile, includes shell 1, is set to shell
Circuit board module 2 in 1, the motor 3 being connect with circuit board module 2, the worm screw 4 being connect with motor 3, the snail being connect with worm screw 4
Wheel 5 and the swing arm 6 connecting with worm gear 5, the worm gear 5 are equipped with torsional spring 51, further include having manual lockable mechanism 7, described
Manual lockable mechanism 7 includes drive rod 71, lock core shift fork 72 and lock core shift fork torsional spring 73, and the drive rod 71 is set to shell
1 bottom, the middle part of drive rod 71 are equipped with strip groove 74, and the worm gear 5, which is equipped with, to be placed in strip groove 74 and can be in strip groove
The shifting block 52 slided in 74, the drive rod 71 are equipped with rack gear 75, the lock core shift fork towards the bottom of 6 other end of swing arm
72 are equipped with the grinding tooth 76 engaged with rack gear 75, and the lock core shift fork torsional spring 73 is sheathed on lock core shift fork 72, the transmission
Self-priming blocking mechanism 8 is equipped between bar 71 and shell 1.In above scheme, the utility model is not only provided with motor 3, is additionally provided with hand
Dynamic lockable mechanism 7, makes the latch not only have the function of electric locking, in the case where motor power-off, can also pass through hand
Dynamic lockable mechanism 7 realizes the unlocking of latch or latches, and the utility model is also provided with self-priming blocking mechanism 8, works as locking
When device is in the state of half lock, semi-locked state can be reached to the state of locking by self-priming blocking mechanism 8, improve the steady of latch
Qualitative, when electronic unlocking or locking, motor 3 starts, and the worm screw 4 connect with motor 3 drives the rotation of worm gear 5, connect with worm gear 5
Swing arm 6, which is swung, realizes unlocking, and worm gear 5 is equipped with torsional spring 51, and torsional spring 51 promotes worm gear return to realize the reset of swing arm 6, opens manually
When locking or latching, key lock is equipped with beside lock core shift fork 72, by key rotation lock core 20, the lock core connecting with lock core 20 is pulled out
Grinding tooth 76 on fork 72 is engaged with rack gear 75, the movement of drive rod 71 is driven when lock core shift fork 72 rotates, since worm gear 5 is equipped with
Therefore the shifting block 72 connecting with drive rod 71 drives the rotation of worm gear 5 when drive rod 71 is mobile, finally realize the unlocking of swing arm 6
Or locking, torsional spring is designed on worm gear 5 and lock core shift fork 72, realizes the reset of swing arm.
The self-priming blocking mechanism 8 includes opening arms 81, the second opening arms 82 for connecting with opening arms 81 and with
The third opening arms 83 of two opening arms 82 connection, the third opening arms 83 are connect with worm gear 5,1 bottom one of shell
Side is equipped with pedestal 11, and substrate 12 is equipped with above pedestal 11, and the opening arms 81 are set between substrate 12 and pedestal 11 and open
Arm 81 is connect by shaft 84 with pedestal 11 and substrate 12, shaft torsional spring is sheathed in the shaft 84, described second opens
It opens arm 82 and is connect with pedestal 11 by third shaft 86, third shaft 86 is equipped with third shaft torsional spring, on the substrate 12
Equipped with outer opening arms 88, the outer opening arms 88 are set in the shaft 84 in opening arms 81, are set in the outer opening arms 88
There is mounting hole 89.In above scheme, when latch is in semi-locked state, since outer opening arms 88 are equipped with mounting hole 89, lead to
It crosses mounting hole 89 and external switch is installed, move external switch, outer opening arms 88 is driven to rotate, outer opening arms 88 drive 81 turns of opening arms
Dynamic, opening arms 81 drive the rotation of the second opening arms 82, and the second opening arms 82 drive third opening arms 83 to rotate, since third is opened
Arm 83 is connect with turbine 5, therefore turbine 5 is driven to rotate, and then swing arm 6 is driven to rotate, and latch is promoted to realize full lock, and shaft is turned round
Spring and third shaft torsional spring can promote self-priming blocking mechanism integrally to reset after rotation.
The third opening arms 83 are connect with the second opening arms 82 by link block 9, in second opening arms 82
Equipped with mounting groove 91, the lateral surface of link block 9, which is presented, to be divided into there are two limited block 92, and two limited blocks 92 form limiting slot 93,
The link block 9 is set in mounting groove 91 and the second opening arms 82 are placed in limiting slot 93, and the link block 9 is equipped with and leads
Through-hole 94, the third opening arms 83 are equipped with connecting column 95, the connecting column 95 towards one end of the second opening arms 82
It is connect in insertion via hole 94 with link block 9, one end that the link block 9 is set to limited block 92 is equipped with convex block 96, this is convex
Block 96 can be contradicted with the second opening arms 82.In above scheme, third opening arms 83 are connected with the second opening arms 82 by link block 9
It connects, when the second opening arms 82 are rotated by the first opening arms 81, drives the rotation of third opening arms 83, reach the mesh of locking
's.
Second opening arms 82 are set in the opening arms 81 towards the conflict block 10 set on one end of opening arms 81
There is the arc bump 101 contradicted with conflict block 10.In above scheme, the conflict block in the second opening arms 82 supports 10 touchings in opening arms
On arc bump 101 on 81, when opening arms 81 rotate, due to being contradicted in conflict block 10 at arc bump 101, push away
The rotation of dynamic second opening arms 82.
Every technical staff's notice: although the utility model is described according to above-mentioned specific embodiment, this
The invention thought of utility model is not limited to that the utility model, and any repacking with the utility model thought will all be received
Enter in this patent scope of patent protection.
Claims (4)
1. left-hand door latch before a kind of automobile, includes shell, the circuit board module that is set in the housing, connect with circuit board module
Motor, the worm screw being connected to motor, the swing arm that connect worm gear with worm screw and connect with worm gear, the worm gear, which is equipped with, to be turned round
Spring, it is characterised in that: further include having manual lockable mechanism, the manual lockable mechanism include drive rod, lock core shift fork and
Lock core shift fork torsional spring, the drive rod are set to housing bottom, and the middle part of drive rod is equipped with strip groove, and the worm gear is equipped with
It is placed in the shifting block that can be slided in strip groove and in strip groove, the drive rod is equipped with tooth towards the bottom of swing arm other end
Item, the lock core shift fork are equipped with the grinding tooth being engaged with rack, and the lock core shift fork torsion spring set is set to lock core shift fork, described
Drive rod and shell between be equipped with self-priming blocking mechanism.
2. left-hand door latch before a kind of automobile according to claim 1, it is characterised in that: the self-priming blocking mechanism packet
Opening arms have been included, the second opening arms being connect with opening arms and the third opening arms being connect with the second opening arms, the third
Opening arms are connect with worm gear, and the housing bottom side is equipped with pedestal, are equipped with substrate above pedestal, the opening arms are set to
Between substrate and pedestal and opening arms are connect by shaft with pedestal and substrate, and shaft torsional spring, institute are sheathed in the shaft
The second opening arms stated are connect by third shaft with pedestal, and third shaft is equipped with third shaft torsional spring, on the substrate
Equipped with outer opening arms, the outer opening arms are set in the shaft in opening arms, and the outer opening arms are equipped with mounting hole.
3. left-hand door latch before a kind of automobile according to claim 2, it is characterised in that: the third opening arms and the
Two opening arms are connected by link block, and second opening arms are equipped with mounting groove, and the lateral surface of link block, which is presented, to be had
Two limited blocks, two limited blocks form limiting slot, and the link block is set in mounting groove and the second opening arms are placed in limit
In slot, the link block is equipped with via hole, and the third opening arms are equipped with connection towards one end of the second opening arms
Column, the connecting column insertion via hole is interior to be connect with link block, and one end that the link block is set to limited block is equipped with convex
Block, the convex block can be contradicted with the second opening arms.
4. left-hand door latch before a kind of automobile according to claim 3, it is characterised in that: the second opening arms direction
The conflict block set on one end of opening arms, the opening arms are equipped with the arc bump contradicted with conflict block.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822058624.5U CN209556657U (en) | 2018-12-07 | 2018-12-07 | Left-hand door latch before a kind of automobile |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822058624.5U CN209556657U (en) | 2018-12-07 | 2018-12-07 | Left-hand door latch before a kind of automobile |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209556657U true CN209556657U (en) | 2019-10-29 |
Family
ID=68301441
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201822058624.5U Active CN209556657U (en) | 2018-12-07 | 2018-12-07 | Left-hand door latch before a kind of automobile |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209556657U (en) |
-
2018
- 2018-12-07 CN CN201822058624.5U patent/CN209556657U/en active Active
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| GR01 | Patent grant | ||
| GR01 | Patent grant |