CN111305669A - Electric self-suction door lock structure of automobile - Google Patents
Electric self-suction door lock structure of automobile Download PDFInfo
- Publication number
- CN111305669A CN111305669A CN202010326220.9A CN202010326220A CN111305669A CN 111305669 A CN111305669 A CN 111305669A CN 202010326220 A CN202010326220 A CN 202010326220A CN 111305669 A CN111305669 A CN 111305669A
- Authority
- CN
- China
- Prior art keywords
- control
- plate
- emergency
- unlocking
- pawl
- 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
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- E—FIXED CONSTRUCTIONS
- E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
- E05B—LOCKS; ACCESSORIES THEREFOR; HANDCUFFS
- E05B83/00—Vehicle locks specially adapted for particular types of wing or vehicle
- E05B83/16—Locks for luggage compartments, car boot lids or car bonnets
- E05B83/18—Locks for luggage compartments, car boot lids or car bonnets for car boot lids or rear luggage compartments
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- E—FIXED CONSTRUCTIONS
- E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
- E05B—LOCKS; ACCESSORIES THEREFOR; HANDCUFFS
- E05B81/00—Power-actuated vehicle locks
- E05B81/02—Power-actuated vehicle locks characterised by the type of actuators used
- E05B81/04—Electrical
- E05B81/06—Electrical using rotary motors
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- E—FIXED CONSTRUCTIONS
- E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
- E05B—LOCKS; ACCESSORIES THEREFOR; HANDCUFFS
- E05B81/00—Power-actuated vehicle locks
- E05B81/24—Power-actuated vehicle locks characterised by constructional features of the actuator or the power transmission
- E05B81/32—Details of the actuator transmission
- E05B81/34—Details of the actuator transmission of geared transmissions
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- 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
- E05B85/00—Details of vehicle locks not provided for in groups E05B77/00 - E05B83/00
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- Lock And Its Accessories (AREA)
Abstract
The utility model provides an electronic self-absorption lock structure of car, solves current locking and unblock drive mechanism technical structure complicacy, manufacturing process nature is poor, with high costs, the poor maintenance difficulty of lock machine core part commonality and the inconvenient technique of emergency unblock not enough, and technical scheme is: the power control part adopts a transmission mode of a worm gear and a gear rack, a control bulge on the rack is electrically driven to respectively control the locking of a locking plate with a ratchet and control the unlocking of a control plate with a pawl, the emergency unlocking part pushes an emergency control pin to move through an emergency unlocking sliding plate, the emergency control pin drives the emergency unlocking control plate to rotate, and manual unlocking pushes the control plate with the pawl 3-2 through an emergency control groove to enable the pawl to lose control over the ratchet, so that the unlocking is realized. The emergency unlocking device has the advantages of simple and compact structure, stable and reliable work, good assembly manufacturability, convenience in maintenance and part replacement, reduction in manufacturing cost and convenience in emergency unlocking, and can be suitable for different vehicles by changing the shape of the shell and the connection characteristic size.
Description
Technical Field
The invention relates to a lock, in particular to an electric self-absorption door lock structure of an automobile, which is driven by a rack and provided with a manual emergency unlocking function.
Background
With the development of society, automobiles are expected to become a tool for transportation of families of people, and in order to facilitate the use and improve the automation control degree of automobiles, electric doors of automobiles gradually become tail doors applied to various vehicles, particularly SUVs or MPVs.
Disclosure of Invention
The invention discloses an electric self-suction door lock structure of an automobile, aiming at overcoming the technical defects of complex structure, poor manufacturability, difficult maintenance and inconvenient emergency unlocking of the electric door lock of the automobile in the prior art.
The invention adopts the technical scheme that the purpose of the invention is realized by: an electric self-priming door lock structure for an automobile, comprising: the locking device comprises a shell part, a power control part, a locking plate control part and an emergency unlocking part, wherein the power control part, the locking plate control part and the emergency unlocking part are arranged in the shell part.
The power control section includes: the driving motor is fixed on the lower shell in the shell part, and an output shaft of the driving motor is in transmission connection with the rack through the worm, the worm wheel duplicate gear, the speed reduction duplicate gear.
The worm wheel duplicate gear is sleeved on the clutch control shaft through a clutch spring, and one end of the clutch control shaft is arranged on the outer side of the lower shell.
The rack is slidably mounted in the lower shell of the shell part, and a control bulge is arranged on the rack.
B. The locking plate control portion includes: the ratchet locking plate with the ratchet is rotatably supported on the lower shell through a locking plate torsion spring and the control plate with the pawl are rotatably supported through a control plate torsion spring respectively, and the ratchet on the locking plate with the ratchet corresponds to the pawl on the control plate with the pawl.
The control panel with the pawl is provided with an emergency control protrusion and an emergency control groove at the other end and the side face of the pawl respectively, and the emergency control protrusion is arranged at the corresponding position of a lock tongue opening on the lower shell.
C. The emergency unlocking part comprises: the emergency unlocking control panel is coaxially installed with the control panel with the pawl through the unlocking control panel reset spring, an emergency control pin is arranged on the corresponding surface of the emergency unlocking control panel and the control panel with the pawl, the emergency control pin corresponds to an emergency control groove on the control panel with the pawl, a manual unlocking pin is arranged on the corresponding surface of the emergency unlocking control panel and the lower shell, the manual unlocking pin is arranged in a hollow hole of the lower shell, the emergency unlocking seat is provided with a manual unlocking pin sliding groove, the emergency unlocking seat is fixed at the hollow opening outside the lower shell, the manual unlocking pin on the emergency unlocking control panel is arranged in the manual unlocking pin sliding groove, the emergency unlocking slide plate is slidably mounted on the emergency unlocking seat through an unlocking slide plate return spring, and the manual unlocking pin on the emergency unlocking control plate is arranged at one end of the emergency unlocking slide plate.
The invention has the advantages of simple structure, stable and reliable work, good assembly manufacturability, convenient replacement of maintenance parts, reduced use cost and convenient emergency unlocking, and can be suitable for different vehicles by changing the shape and the connection size of the shell.
The present invention will be described in detail below with reference to the accompanying drawings.
Drawings
FIG. 1 is an exploded view of the components of the present invention.
FIG. 2 is a schematic view of the installation of the locking plate with ratchet and the position switch shifting piece of the locking plate of the invention.
FIG. 3 is a schematic view of the rack plate and rack mount of the present invention.
Fig. 4 is an installation schematic diagram of an emergency unlocking part of the invention.
FIG. 5 is a partial cross-sectional schematic view of the power control portion of the present invention.
FIG. 6 is a schematic diagram of the semi-locked state of the present invention.
FIG. 7 is a schematic view of the locking state controlled by the control protrusion on the rack according to the present invention.
FIG. 8 is a schematic view of the control protrusion on the rack of the present invention after locking and resetting.
Fig. 9 is a schematic view of the unlocked state of the present invention.
Fig. 10 is a schematic view of the manual unlocking state of the present invention.
In the attached drawing, a 1-1 driving motor, a 1-2 worm, a 1-3 worm gear duplex gear, a 1-31 clutch spring, a 1-32 clutch control shaft, a 1-4 reduction duplex gear, a 1-5 rack, a 1-5A rack plate, a 1-5B rack seat, a 1-51 control bulge, a 2-1 lower shell, a 2-11 lock tongue opening, a 2-12 hollow opening, a 3-1 locking plate with a ratchet, a 3-1A locking plate position switch plectrum, a 3-11 locking plate torsion spring, a 3-12 ratchet, a 3-2 control plate with a pawl, a 3-21 control plate torsion spring, a 3-22 pawl, a 3-23 emergency control bulge, a 3-24 emergency control groove, a 3-3 clamp spring, a 4-1 emergency unlocking control plate, a 4-11 unlocking control plate return spring, 4-12 manual unlocking pins, 4-13 emergency control pins, 4-2 emergency unlocking seats, 4-21 manual unlocking pin sliding grooves, 4-3 emergency unlocking sliding plates, 4-4 unlocking sliding plate return springs and 5-1 connecting wires.
Detailed Description
Referring to the drawings, an electric self-priming door lock structure of an automobile comprises: the locking device comprises a shell part, a power control part, a locking plate control part and an emergency unlocking part, wherein the power control part, the locking plate control part and the emergency unlocking part are arranged in the shell part.
The power control section includes: the driving motor 1-1, the worm 1-2, the worm wheel duplicate gear 1-3, the reduction duplicate gear 1-4 and the rack 1-5 are fixed on the lower shell 2-1 in the shell part, and the output shaft of the driving motor 1-1 is in transmission connection with the rack 1-5 through the worm 1-2, the worm wheel duplicate gear 1-3 and the reduction duplicate gear 1-4.
The worm wheel duplicate gear 1-3 is sleeved on the clutch control shaft 1-32 through the clutch spring 1-31, and one end of the clutch control shaft 1-32 is arranged on the outer side of the lower shell 2-1.
The rack 1-5 is slidably arranged in a lower shell 2-1 in the shell part, and a control bulge 1-51 is arranged on the rack 1-5.
When the power control part works, the driving motor 1-1 drives the worm wheel duplicate gear 1-3 and the reduction duplicate gear 1-4 through the worm 1-2 to move the rack 1-5, the control bulge 1-51 on the rack 1-5 moves left and right to push the locking plate 3-1 with the ratchet and the control plate 3-2 with the pawl to rotate, and the unlocking and locking control of the door lock is realized.
When the power control part fails and the rack 1-5 does not return to the normal position, the control bulge 1-51 on the rack 1-5 blocks the locking plate 3-1 with the ratchet to unlock, and when emergency unlocking is needed, the clutch control shaft 1-32 is pulled out and arranged at one end of the outer side of the lower shell 2-1, the worm 1-2 on the clutch control shaft is disengaged from the worm wheel duplicate gear 1-3 and the worm 1-2, the self-locking force between the worm 1-2 and the worm wheel duplicate gear 1-3 is relieved, and the rack 1-5 can move under the action of external force. Meanwhile, the locking plate 3-1 with the ratchet is matched to be disengaged from the control plate 3-2 with the pawl, so that manual emergency unlocking is realized.
The power control part adopts the structure, and has the advantages of simple structure, stable and reliable work, good assembly manufacturability, convenience for replacement of maintenance parts and the like.
B. The locking plate control portion includes: the locking device comprises a locking plate 3-1 with a ratchet and a control plate 3-2 with a pawl, wherein the locking plate 3-1 with the ratchet is rotatably supported on a lower shell 2-1 through a locking plate torsion spring 3-11 and the control plate 3-2 with the pawl are rotatably supported on a control plate torsion spring 3-21 respectively, the locking plate 3-1 with the ratchet is provided with a ratchet (3-12), the control plate 3-2 with the pawl is provided with a pawl 3-22, and the ratchet 3-12 corresponds to the pawl 3-22 in position.
The other end and the side surface of the pawl 3-22 of the control plate 3-2 with the pawl are respectively provided with an emergency control bulge 3-23 and an emergency control groove 3-24, and the emergency control bulge 3-23 is arranged at the corresponding position of a lock tongue opening 2-11 on the lower shell 2-1.
When the locking plate control part works, the locking plate 3-1 with the ratchet is under the action of the locking plate torsion spring 3-11, the control plate 3-2 with the pawl is under the action of the control plate torsion spring 3-21, the ratchet 3-12 and the pawl 3-22 are in an engaged state, when a latch on the automobile door enters a locking groove on the locking plate 3-1 with the ratchet, the locking plate 3-1 with the ratchet enters a half-locking state under the action of the latch on the automobile door, and the control bulge 1-51 on the rack 1-5 pushes the locking plate 3-1 with the ratchet to rotate to a locking position. The electric tail door lock is in a locking state, and refer to the attached figure 7. The control bulges 1-51 on the racks 1-5 move reversely to push the control plate 3-2 with the pawl to enable the ratchets 3-12 to be disengaged from the ratchets 3-22, so that the ratchets 3-12 are not controlled by the pawls 3-22, and the locking plate 3-1 with the ratchets is unlocked under the action of the torsion spring 3-11 of the locking plate.
The emergency control bulges 3-23 are arranged, when the electric tail gate lock fails to work normally in the use process, the control bulges 3-23 on the pawl control plate 3-2 are pried by a tool through the lock tongue openings 2-11 on the lower shell 2-1 to enable the ratchets 3-12 and the pawls 3-22 to be disengaged.
C. The emergency unlocking part comprises: an emergency unlocking control plate 4-1, an emergency unlocking seat 4-2, an emergency unlocking sliding plate 4-3 and an unlocking sliding plate return spring 4-4, wherein the emergency unlocking control plate 4-1 is coaxially installed with a control plate 3-2 with a pawl through an unlocking control plate return spring 4-11, an emergency control pin 4-13 is arranged on the corresponding surface of the emergency unlocking control plate 4-1 and the control plate 3-2 with the pawl, the emergency control pin 4-13 corresponds to an emergency control groove 3-24 on the control plate 3-2 with the pawl, a manual unlocking pin 4-12 is arranged on the corresponding surface of the emergency unlocking control plate 4-1 and a lower shell 2-1, the manual unlocking pin 4-12 is arranged in a hollow opening 2-12 of the lower shell 2-1, a manual unlocking pin sliding groove 4-21 is arranged on the emergency unlocking seat 4-2, the emergency unlocking seat 4-2 is fixed at a hollow opening 2-12 outside the lower shell 2-1, the manual unlocking pin 4-12 on the emergency unlocking control plate 4-1 is arranged in the manual unlocking pin sliding groove 4-21, the emergency unlocking sliding plate 4-3 is slidably arranged on the emergency unlocking seat 4-2 through the unlocking sliding plate return spring 4-4, and the manual unlocking pin 4-13 on the emergency unlocking control plate 4-1 is arranged at one end of the emergency unlocking sliding plate 4-3.
When electronic tail-gate lock broke down in the use and can't normally work, need start emergent unblock part and unblank, two kinds of trouble condition to electronic tail-gate lock emergence: the first is that the control projection 1-51 on the rack 1-5 in the locking plate control part is in the normal position (the rack 1-5 is in the original position, the control projection 1-51 will not block the locking plate with the ratchet 3-1 to unlock), but the pawl 3-22 can not be separated from the ratchet 3-12 to push the emergency unlocking slide plate 4-3, the emergency unlocking slide plate 4-3 pushes the emergency control pin 4-13 to move, the emergency control pin 4-13 drives the emergency unlocking control plate 4-1 to rotate, the manual unlocking pin 4-12 on the emergency unlocking control plate 4-1 pushes the control plate with the pawl 3-2 through the emergency control slot 3-24 to make the pawl 3-22 lose the control of the ratchet 3-12, thus realizing unlocking.
The second is that the control projection 1-51 on the rack 1-5 in the control part of the locking plate is in the abnormal position (the rack 1-5 does not return to the original position, the control projection can block the locking plate with the ratchet to rotate and unlock), at this moment, the clutch control shaft 1-32 is firstly pulled out and arranged at one end of the outer side of the lower shell 2-1, the worm 1-2 and the driving worm wheel duplicate gear 1-3 are disengaged, the rack 1-5 can freely move without being restricted under the action of external force, and then the first unlocking operation is implemented.
In the embodiment of the invention, the locking plate 3-1 with the ratchet and the control plate 3-2 with the pawl are respectively in limit clamping connection with the mounting shaft through the clamp springs 3-3. The invention aims to improve the installation manufacturability, achieve that the components on each installation shaft can be independently installed relatively, are not influenced by other structures, and are convenient to maintain and replace parts.
In the embodiment of the invention, a locking plate position switch shifting piece 3-1A is also arranged on the mounting shaft of the locking plate 3-1 with the ratchet in the locking plate control part, and the locking plate position switch shifting piece 3-1A is inserted with the end face of the locking plate 3-1 with the ratchet. The invention aims to separately arrange the position switch shifting sheet of the locking plate, facilitate the installation position design of the position switch in the shell and simplify the complexity of the shape of the ratchet locking plate 3-1.
In the embodiment of the invention, the racks 1-5 in the power control part comprise: rack plates 1-5A and rack seats 1-5B, and the rack plates 1-5A are arranged on the rack seats 1-5B. The invention aims to simplify the complexity of the shape of the rack 1-5 and facilitate the maintenance and replacement of the rack 1-5.
In the embodiment of the invention, the connecting lead 5-1 in the power control part is independently arranged in the shell part in an open line way. The invention aims to facilitate maintenance and replacement.
Claims (5)
1. An electric self-priming door lock structure for an automobile, comprising: casing part, power control part, locking plate control part and emergency unlocking part install in casing part its characterized in that:
the power control section includes: the gear transmission mechanism comprises a driving motor (1-1), a worm (1-2), a worm wheel duplicate gear (1-3), a reduction duplicate gear (1-4) and a rack (1-5), wherein the driving motor (1-1) is fixed on a lower shell (2-1) in a shell part, and an output shaft of the driving motor (1-1) is in transmission connection with the rack (1-5) through the worm (1-2), the worm wheel duplicate gear (1-3) and the reduction duplicate gear (1-4);
the worm gear duplicate gear (1-3) is sleeved on a clutch control shaft (1-32) through a clutch spring (1-31), and one end of the clutch control shaft (1-32) is arranged on the outer side of the lower shell (2-1);
the rack (1-5) is slidably arranged in a lower shell (2-1) in the shell part, and a control bulge (1-51) is arranged on the rack (1-5);
B. the locking plate control portion includes: the locking device comprises a locking plate (3-1) with a ratchet and a control plate (3-2) with a pawl, wherein the locking plate (3-1) with the ratchet is rotatably supported on a lower shell (2-1) through a locking plate torsion spring (3-11) and the control plate (3-2) with the pawl are rotatably supported through a control plate torsion spring (3-21), the locking plate (3-1) with the ratchet is provided with the ratchet (3-12), the control plate (3-2) with the pawl is provided with the pawl (3-22), and the ratchet (3-12) corresponds to the pawl (3-22);
the other end and the side surface of the pawl (3-22) of the control plate (3-2) with the pawl are respectively provided with an emergency control bulge (3-23) and an emergency control groove (3-24), and the emergency control bulge (3-23) is arranged at the corresponding position of a lock tongue opening (2-11) on the lower shell (2-1);
C. the emergency unlocking part comprises: an emergency unlocking control plate (4-1), an emergency unlocking seat (4-2), an emergency unlocking sliding plate (4-3) and an unlocking sliding plate reset spring (4-4), wherein the emergency unlocking control plate (4-1) is coaxially installed with the control plate (3-2) with the pawl through the unlocking control plate reset spring (4-11), an emergency control pin (4-13) is arranged on the corresponding surface of the emergency unlocking control plate (4-1) and the control plate (3-2) with the pawl, the emergency control pin (4-13) corresponds to an emergency control groove (3-24) on the control plate (3-2) with the pawl, a manual unlocking pin (4-12) is arranged on the corresponding surface of the emergency unlocking control plate (4-1) and the lower shell (2-1), the manual unlocking pin (4-12) is arranged in a hollow opening (2-12) of the lower shell (2-1), the emergency unlocking seat (4-2) is provided with a manual unlocking pin sliding groove (4-21), the emergency unlocking seat (4-2) is fixed at a hollow opening (2-12) outside the lower shell (2-1), a manual unlocking pin (4-12) on the emergency unlocking control plate (4-1) is arranged in the manual unlocking pin sliding groove (4-21), the emergency unlocking sliding plate (4-3) is slidably mounted on the emergency unlocking seat (4-2) through an unlocking sliding plate reset spring (4-4), and a manual unlocking pin (4-13) on the emergency unlocking control plate (4-1) is arranged at one end of the emergency unlocking sliding plate (4-3).
2. The electric self-priming door lock structure for the automobile according to claim 1, wherein: the locking plate (3-1) with the ratchet and the control plate (3-2) with the pawl are respectively in limit clamping connection with the mounting shaft through the clamp springs (3-3).
3. The electric self-priming door lock structure for the automobile according to claim 1 or 2, characterized in that: the locking plate control part is provided with a locking plate position switch shifting piece (3-1A) on the installation shaft of the locking plate (3-1) with the ratchet, and the locking plate position switch shifting piece (3-1A) is inserted into the end face of the locking plate (3-1) with the ratchet.
4. The electric self-priming door lock structure for automobile according to claim 1, 2 or 3, characterized in that: the rack (1-5) in the power control part comprises: the rack plate (1-5A) and the rack seat (1-5B), the rack plate (1-5A) is installed on the rack seat (1-5B).
5. The electric self-priming door lock structure for automobile according to claim 1, 2 or 3, characterized in that: the connecting lead (5-1) in the power control part is independently arranged for open wires in the shell part.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010326220.9A CN111305669A (en) | 2020-04-23 | 2020-04-23 | Electric self-suction door lock structure of automobile |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010326220.9A CN111305669A (en) | 2020-04-23 | 2020-04-23 | Electric self-suction door lock structure of automobile |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN111305669A true CN111305669A (en) | 2020-06-19 |
Family
ID=71154110
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010326220.9A Pending CN111305669A (en) | 2020-04-23 | 2020-04-23 | Electric self-suction door lock structure of automobile |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN111305669A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113356698A (en) * | 2021-05-12 | 2021-09-07 | 上海工程技术大学 | Single-drive vehicle door lock double-shift-lever safety mechanism with electric opening and safety functions |
| CN114458106A (en) * | 2021-12-29 | 2022-05-10 | 合肥创佳汽车电器有限公司 | Automobile door lock fastener assembly based on M4 |
-
2020
- 2020-04-23 CN CN202010326220.9A patent/CN111305669A/en active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113356698A (en) * | 2021-05-12 | 2021-09-07 | 上海工程技术大学 | Single-drive vehicle door lock double-shift-lever safety mechanism with electric opening and safety functions |
| CN114458106A (en) * | 2021-12-29 | 2022-05-10 | 合肥创佳汽车电器有限公司 | Automobile door lock fastener assembly based on M4 |
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