CN206448654U - A kind of automobile silent door lock - Google Patents
A kind of automobile silent door lock Download PDFInfo
- Publication number
- CN206448654U CN206448654U CN201621373357.5U CN201621373357U CN206448654U CN 206448654 U CN206448654 U CN 206448654U CN 201621373357 U CN201621373357 U CN 201621373357U CN 206448654 U CN206448654 U CN 206448654U
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- China
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- supporting plate
- lock body
- ratchet
- operating unit
- limit shaft
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Abstract
The utility model is related to a kind of automobile silent door lock, including the supporting plate in car door, lock body, locking bar on ratchet and vehicle frame, the passage of locking bar turnover can be held by being provided with supporting plate, lock body has rotary freedom by the first limit shaft and carried out by ratchet spacing, ratchet is fixedly mounted by the second limit shaft, the operating unit of ratchet is additionally provided with supporting plate end face, operating unit is connected by actuator with door handle, shell is provided with outside operating unit, operating unit includes motor and the Worm and worm-wheel gearing being connected with its output end, its output shaft is connected with the second limit shaft, executor tail end is provided with rack, rack is meshed with the gear set up on worm-wheel shaft, buffer stopper is installed on supporting plate end face, buffer stopper is located at the rear end of lock body locked position and is generally aligned in the same plane with lock body interior, noise is substantially reduced the door lock when in use, passenger riding impression is obviously improved.
Description
Technical field
The utility model belongs to door lock technical field, is related to Door lock for automobile, and in particular to a kind of automobile silent door lock.
Background technology
Automobile door lock includes being additionally provided with what is with lock body be connected in the locking bar on lock body and car body in car door, car door
Actuator, occupant by car door outside handle or attacker's traction actuator in car door open door lock, daily in automobile make
, all can be with noise, in the case where automobile is to outside sound insulation treatment technology increasingly maturation, vapour during car locking and unblock in
The noise of car door lock has become a key factor of the in-car feeling for taking of influence, accordingly, it would be desirable to be carried out to Door lock for automobile
The processing of Jing Yin aspect.
Utility model content
The utility model overcomes the shortcoming of prior art there is provided a kind of silent door lock of automobile, and the door lock is used
Buffer stopper is limited the stroke of lock body, and the transmission mechanism of driving actuator is reduced to Worm Wheel System, to greatest extent
The number of times that various structures are hit in door lock is reduced, sound during door lock action is reduced, improves and experience by bus.
Concrete technical scheme of the present utility model is：
A kind of automobile silent door lock, the door lock includes the lock on supporting plate, lock body, ratchet and vehicle frame in car door
The passage of locking bar turnover can be held by being provided with bar, supporting plate, and lock body and ratchet are respectively by the first limit shaft and the second limit shaft
It is installed on supporting plate end face, lock body has rotary freedom and spacing by ratchet progress by the first limit shaft, and ratchet is borrowed
Help the second limit shaft to be arranged on supporting plate end face and with rotary freedom, the behaviour of ratchet is additionally provided with supporting plate end face
Make unit, operating unit is connected by actuator with door handle, shell is provided with outside operating unit, operating unit includes electricity
Machine and the transmission mechanism being connected with its output end, the output shaft of transmission mechanism are connected with the second limit shaft, and executor tail end is set
There are rack, rack and transmission mechanism output end formation engaged transmission, key point is to be provided with buffering on described supporting plate end face
Block, in buffer stopper is located at the rear end of lock body locked position and is generally aligned in the same plane with lock body, buffer stopper outline is outstanding
Arc, lock body setting fluted with buffer stopper opposite position, and described lock body cooperatively forms Jing Yin locking with buffer stopper
Structure.
Described transmission mechanism is Worm Wheel System, and the axle of worm gear is connected with the second limit shaft, and worm screw and motor are moved
Power output end is connected, and the gear being meshed with rack is had additional on the axle of worm gear.
To snap connection between described shell and supporting plate, shell is set to the shape complementary with operating unit outline
Shape.
Motor and the integrated port of door state signal are provided with described supporting plate.
The beneficial effects of the utility model are：The utility model is using the buffer stopper of outstanding arc to fluted
Lock body carry out it is spacing, not only avoid the sharp impacts between lock body and locking bar, and the contact between buffer stopper and lock body
For the contact of inside grooves, it is to avoid the situations of two plane impacts, a part can disappear in inside grooves in the energy of shock
Remove, the sound for being dispersed into outside is smaller, in addition, the gear unit in existing operating unit is improved to by stage-geared
Worm Wheel System, reduces transmission series, reduces the generation number of times that all parts hit in transmission process, and worm and gear
It is not flank of tooth frontal impact and side impact during contact, helps to reduce noise, is finally reached improvement automobile passenger taking sense
The effect received.
Brief description of the drawings
Fig. 1 is structural representation of the present utility model.
Fig. 2 is Fig. 1 rearview.
In accompanying drawing, 1, supporting plate, 2, lock body, 3, ratchet, 4, passage, the 5, first limit shaft, the 6, second limit shaft, 7, lock
Bar, 8, actuator, 9, shell, 10, motor, 12, rack, 13, buffer stopper, 14, worm gear, 15, worm screw.
Embodiment
The utility model is related to a kind of automobile silent door lock, and the door lock includes supporting plate 1, lock body 2, ratchet in car door
3 and vehicle frame on locking bar 7, the passage 4 of the turnover of locking bar 7 can be held by being provided with supporting plate 1, and lock body 2 and ratchet 3 are respectively by the
One limit shaft 5 and the second limit shaft 6 are installed on the end face of supporting plate 1, and lock body 2 has rotary freedom by the first limit shaft 5
And carried out by ratchet 3 spacing, ratchet 3 is arranged on the end face of supporting plate 1 and with rotary freedom by the second limit shaft 6,
The operating unit of ratchet 3 is additionally provided with the end face of supporting plate 1, operating unit is connected by actuator 8 with door handle, operated
Be provided with shell 9 outside unit, operating unit includes motor 10 and the transmission mechanism being connected with its output end, transmission mechanism it is defeated
Shaft is connected with the second limit shaft 6, and the end of actuator 8 is provided with rack 12, and rack 12 is engaged with the formation of transmission mechanism output end
Buffer stopper 13 is installed, buffer stopper 13 is located at the rear end of the locked position of lock body 2 and is located at lock body 2 on transmission, the end face of supporting plate 1
In same plane, the outline of buffer stopper 13 be outstanding arc, lock body 2 be provided with the opposite position of buffer stopper 13 it is recessed
Groove, described lock body 2 cooperatively forms Jing Yin locking mechanism with buffer stopper 13.
Specific embodiment, as shown in Figure 1 to Figure 2, during closing of the door, the first limit shaft 5 has resistance counterclockwise to lock body 2
Torsion spring is mounted in power, the first limit shaft 5 and the second limit shaft 6, possesses certain torque, locking bar 7 is inwardly promoted along passage 4
Lock body 2 is rotated clockwise, when forming position limiting structure behind the end of lock body 2 and the clamping of ratchet 3, now, the groove of the front end of lock body 2
Be in contact with the curved outline of buffer stopper 13, the setting of buffer stopper 13 eliminates the overtravel of lock body 2, it is to avoid lock body 2 with
Between locking bar 7 occur reciprocating percus-sion produce noise, the end of lock body 2 gradually with 3 clamping of ratchet when, the second limit shaft 6 is to ratchet 3
Clockwise resistance is produced, in car door opening, handlebar is pulled, actuator 8 is the draw bar that end carries rack 12, is performed
The second limit shaft 6 of drive of rack 12 of the end of device 8 carries out rotation so as to drive ratchet 3 to rotate counterclockwise, now the end of lock body 2
Ratchet can be departed from and unlock position limiting structure.
During using remote-control key or automobile automatic unlocking, prefabricated control board sends instruction, control behaviour in door lock
Make in the action of unit, the operating unit of ratchet 3, transmission mechanism is Worm Wheel System, the axle of worm gear 14 and the second limit shaft 6
It is connected, worm screw 15 is connected with the clutch end of motor 10, and the gear being meshed with rack 12, phase are had additional on the axle of worm gear 14
Than in stage-geared of the prior art, transmission series reduces and avoids the frontal impact of the flank of tooth, transmission mechanism is nibbled
Close drive noise to greatly reduce, the driving worm screw 14 of motor 10, the concomitant rotation of worm gear 14, the second limit shaft 6 overcomes clockwise resistance
Power and rotated counterclockwise with pawl, finally realize the separation of the end of lock body 2 and ratchet 3, realize the unblock of position limiting structure,
Locking bar 7 is easy to separate from lock body 2, to snap connection between the shell 9 and supporting plate 1 of operating unit, is ensureing that connection is steady
Under the premise of qualitatively so that dismounting is more convenient, it is to avoid space is limited can not to stretch into the defect of operation instrument, and shell 9 is set
For the shape complementary with operating unit outline, be conducive to positioning during installation, make installation simpler, quick, in addition, supporting plate 1
On be provided with motor and door state signal port, compared to be respectively arranged with the prior art motor signal port and door state letter
Door lock in number port, the utility model, which collects both, is combined into a motor and the integrated port of door state signal, can save one
Individual plug connector, reduces the manufacturing cost of door lock, and can save space, is conducive to distributing rationally for door latch structure.
Claims (4)
1. a kind of automobile silent door lock, the door lock includes supporting plate (1), lock body (2), ratchet (3) and the vehicle frame in car door
On locking bar (7), the passage (4) of locking bar (7) turnover can be held by being provided with supporting plate (1), and lock body (2) and ratchet (3) are borrowed respectively
The first limit shaft (5) and the second limit shaft (6) is helped to be installed on supporting plate (1) end face, lock body (2) is by the first limit shaft (5)
With rotary freedom and spacing by ratchet (3) progress, ratchet (3) is held by the second limit shaft (6) installed in supporting plate (1)
On face and with rotary freedom, the operating unit of ratchet (3) is additionally provided with supporting plate (1) end face, operating unit passes through
Actuator (8) is connected with door handle, is provided with shell (9) outside operating unit, operating unit include motor (10) and and its
The connected transmission mechanism of output end, the output shaft of transmission mechanism is connected with the second limit shaft (6), and actuator (8) end is provided with
Rack (12), rack (12) and transmission mechanism output end formation engaged transmission, it is characterised in that：Described supporting plate (1) end face
On buffer stopper (13) is installed, buffer stopper (13) is located at the rear end of lock body (2) locked position and is generally aligned in the same plane with lock body (2)
It is interior, buffer stopper (13) outline be outstanding arc, lock body (2) be provided with buffer stopper (13) opposite position it is recessed
Groove, described lock body (2) cooperatively forms Jing Yin locking mechanism with buffer stopper (13).
2. a kind of automobile silent door lock according to claim 1, it is characterised in that：Described transmission mechanism is worm gear snail
Bar is driven, and the axle of worm gear (14) is connected with the second limit shaft (6), and worm screw (15) is connected with the clutch end of motor (10), snail
The gear being meshed with rack (12) is had additional on the axle for taking turns (14).
3. a kind of automobile silent door lock according to claim 1, it is characterised in that：Described shell (9) and supporting plate
(1) to snap connection between, shell (9) is set to the shape complementary with operating unit outline.
4. a kind of automobile silent door lock according to claim 1, it is characterised in that：Set on described supporting plate (1)
There are motor and the integrated port of door state signal.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621373357.5U CN206448654U (en) | 2016-12-14 | 2016-12-14 | A kind of automobile silent door lock |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621373357.5U CN206448654U (en) | 2016-12-14 | 2016-12-14 | A kind of automobile silent door lock |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206448654U true CN206448654U (en) | 2017-08-29 |
Family
ID=59673749
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621373357.5U Active CN206448654U (en) | 2016-12-14 | 2016-12-14 | A kind of automobile silent door lock |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206448654U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109267888A (en) * | 2018-08-10 | 2019-01-25 | 南京然之汽车科技有限公司 | A kind of motorcar electric sideslip door system |
| CN110273598A (en) * | 2019-07-23 | 2019-09-24 | 上海恩坦华汽车门系统有限公司 | A kind of novel trip gear |
| CN111051634A (en) * | 2017-09-05 | 2020-04-21 | 开开特股份公司 | Motor vehicle lock with braking element |
-
2016
- 2016-12-14 CN CN201621373357.5U patent/CN206448654U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111051634A (en) * | 2017-09-05 | 2020-04-21 | 开开特股份公司 | Motor vehicle lock with braking element |
| CN109267888A (en) * | 2018-08-10 | 2019-01-25 | 南京然之汽车科技有限公司 | A kind of motorcar electric sideslip door system |
| CN110273598A (en) * | 2019-07-23 | 2019-09-24 | 上海恩坦华汽车门系统有限公司 | A kind of novel trip gear |
| CN110273598B (en) * | 2019-07-23 | 2024-04-12 | 上海恩坦华汽车门系统有限公司 | Novel disengaging mechanism |
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| GR01 | Patent grant |