CN110670963B - Electric door lock structure capable of being opened manually - Google Patents
Electric door lock structure capable of being opened manually Download PDFInfo
- Publication number
- CN110670963B CN110670963B CN201911107273.5A CN201911107273A CN110670963B CN 110670963 B CN110670963 B CN 110670963B CN 201911107273 A CN201911107273 A CN 201911107273A CN 110670963 B CN110670963 B CN 110670963B
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- Prior art keywords
- lock
- rotating shaft
- cylinder rotating
- lock cylinder
- output shaft
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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- 230000008878 coupling Effects 0.000 claims abstract description 24
- 238000010168 coupling process Methods 0.000 claims abstract description 24
- 238000005859 coupling reaction Methods 0.000 claims abstract description 24
- 230000000149 penetrating effect Effects 0.000 claims abstract description 4
- 230000000670 limiting effect Effects 0.000 claims description 8
- 230000005611 electricity Effects 0.000 description 5
- 230000009471 action Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000003780 insertion Methods 0.000 description 2
- 230000037431 insertion Effects 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 238000005406 washing Methods 0.000 description 2
- 238000005299 abrasion Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000002349 favourable effect Effects 0.000 description 1
- 230000007246 mechanism Effects 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
Classifications
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- E—FIXED CONSTRUCTIONS
- E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
- E05B—LOCKS; ACCESSORIES THEREFOR; HANDCUFFS
- E05B47/00—Operating or controlling locks or other fastening devices by electric or magnetic means
- E05B47/0001—Operating or controlling locks or other fastening devices by electric or magnetic means with electric actuators; Constructional features thereof
- E05B47/0012—Operating or controlling locks or other fastening devices by electric or magnetic means with electric actuators; Constructional features thereof with rotary electromotors
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- A—HUMAN NECESSITIES
- A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
- A47L—DOMESTIC WASHING OR CLEANING; SUCTION CLEANERS IN GENERAL
- A47L15/00—Washing or rinsing machines for crockery or tableware
- A47L15/42—Details
- A47L15/4251—Details of the casing
- A47L15/4257—Details of the loading door
- A47L15/4259—Arrangements of locking or security/safety devices for doors, e.g. door latches, switch to stop operation when door is open
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- E—FIXED CONSTRUCTIONS
- E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
- E05B—LOCKS; ACCESSORIES THEREFOR; HANDCUFFS
- E05B17/00—Accessories in connection with locks
- E05B17/22—Means for operating or controlling lock or fastening device accessories, i.e. other than the fastening members, e.g. switches, indicators
-
- E—FIXED CONSTRUCTIONS
- E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
- E05B—LOCKS; ACCESSORIES THEREFOR; HANDCUFFS
- E05B47/00—Operating or controlling locks or other fastening devices by electric or magnetic means
- E05B47/02—Movement of the bolt by electromagnetic means; Adaptation of locks, latches, or parts thereof, for movement of the bolt by electromagnetic means
- E05B47/023—Movement of the bolt by electromagnetic means; Adaptation of locks, latches, or parts thereof, for movement of the bolt by electromagnetic means the bolt moving pivotally or rotatively
-
- E—FIXED CONSTRUCTIONS
- E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
- E05B—LOCKS; ACCESSORIES THEREFOR; HANDCUFFS
- E05B47/00—Operating or controlling locks or other fastening devices by electric or magnetic means
- E05B47/0001—Operating or controlling locks or other fastening devices by electric or magnetic means with electric actuators; Constructional features thereof
- E05B2047/0014—Constructional features of actuators or power transmissions therefor
- E05B2047/0018—Details of actuator transmissions
- E05B2047/0026—Clutches, couplings or braking arrangements
Landscapes
- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Power-Operated Mechanisms For Wings (AREA)
Abstract
The invention provides a manually openable electric door lock structure, which comprises an electric lock body arranged on a door opening and a lock hook arranged on the door body and used for locking and matching with the electric lock body, wherein the electric lock body comprises a lock cylinder rotating shaft penetrating through the door opening and rotating relative to the door opening, a lock catch arranged on the end part of the lock cylinder rotating shaft, which is positioned at the inner side of the door opening, and rotating along with the lock cylinder rotating shaft, and a driving device arranged on the end part, which is positioned at the outer side of the door opening, of the lock cylinder rotating shaft and used for driving the lock cylinder rotating shaft to rotate, an output shaft connected with the lock cylinder rotating shaft is arranged at the output end of the driving device, a coupling structure is arranged between the output shaft and the lock cylinder rotating shaft so that the lock cylinder rotating shaft can rotate along with the output shaft under the driving of the driving device, and a clutch is arranged on the lock cylinder rotating shaft so that the coupling structure can be separated and the lock cylinder rotating shaft can rotate manually. The invention can realize manual opening and closing, and solves the technical problem that the traditional electric lock can not be opened when power is cut off.
Description
[ field of technology ]
The invention relates to a manually openable electric door lock structure.
[ background Art ]
The traditional electric door lock is controlled by electric power to open and close, and when the electric power is insufficient or power failure occurs, the electric door lock cannot be opened or closed, and is very inconvenient to use, so that the electric door lock has certain limitation.
[ invention ]
The invention aims to provide a manually openable electric door lock structure which can be normally opened under the condition of no electricity.
The purpose of the invention is realized in the following way:
the utility model provides a but manual electric door lock structure who opens, includes locates the electric lock body on the gate and locates on the door body and be used for with electric lock body carries out locking complex latch hook, electric lock body is including running through the gate and can rotate relative gate lock pivot, locate lock core pivot is located on the inboard tip of gate and can rotate in the lump along with lock core pivot be used for with the hasp that the latch hook hasp is connected and locate lock core pivot is located on the tip outside the gate and be used for the drive lock core pivot pivoted drive arrangement, be equipped with on drive arrangement's the output with the output shaft that the lock core pivot is connected, the output shaft with be equipped with shaft coupling structure between the lock core pivot so that the lock core pivot can be in the drive of drive arrangement down along with the output shaft rotates in the lump, be equipped with the clutch in the lock core pivot so that the shaft coupling structure can break away from and make the lock core pivot can manual rotation.
By adopting the structure, when the electric lock is used under the condition of normal electricity, the driving device drives the output shaft and the lock cylinder rotating shaft to rotate together, so that the lock catch is driven to rotate and the lock hook on the door body is in lock catch connection or release unlocking, thus realizing electric opening and closing, when the electric lock is in a non-electricity condition, the clutch can be manually operated so that the coupling structure between the lock cylinder rotating shaft and the output shaft can be separated, and at the moment, the lock cylinder rotating shaft can be manually rotated so that the lock catch rotates and the lock hook on the door body is in lock catch connection or release unlocking, thereby realizing manual opening and closing of the electric lock, and solving the technical problem that the traditional electric lock cannot be opened when in power failure.
The clutch comprises a base fixedly arranged on a doorway and used for enabling a lock cylinder rotating shaft to rotate and be connected, a manual operation block arranged on the end portion of the lock cylinder rotating shaft, located outside the doorway, and a pressing spring pressed between the base and the manual operation block, wherein the manual operation block is used for pushing the lock cylinder rotating shaft to enable the coupling structure to be separated and used for manually rotating the lock cylinder rotating shaft after the coupling structure is separated, the coupling structure between the lock cylinder rotating shaft and an output shaft can be separated when the manual operation block is pushed to the direction inside the doorway, and at the moment, the manual operation block can be rotated manually to enable a lock catch to rotate and a lock hook on the door body to be locked and connected or unlocked to realize manual opening and closing of the lock cylinder rotating shaft.
The coupling structure comprises the jack which is arranged at the end part of the lock cylinder rotating shaft and used for allowing the output shaft to be inserted, the step which is arranged in the jack and the clamping notch which is arranged at the end part of the output shaft and used for being matched with the step in a clamping way, and when the coupling structure is used under normal conditions, the end part of the output shaft is inserted into the jack at the end part of the lock cylinder rotating shaft, and meanwhile, the clamping notch is clamped into the step, so that the lock cylinder rotating shaft can be synchronously driven to rotate together under the clamping action of the step and the clamping notch when the driving device drives the output shaft to rotate, the lock catches on the door body are driven to carry out lock catch connection or release unlocking, electric opening and closing are realized, and when the clutch is manually pushed to enable the clamping notch to be separated from the step, the lock cylinder rotating shaft can be manually rotated at the moment, and the lock catches on the door body are locked and connected or release unlocking are carried out, so that the manual opening and closing are realized.
The manual operation block comprises a body and handle blocks arranged on two sides of the body, the body is provided with a connecting hole for penetrating the lock cylinder rotating shaft, the lock cylinder rotating shaft is provided with a limiting convex ring for limiting the connecting hole, a clamping structure for connecting and fixing the connecting hole with the lock cylinder rotating shaft is arranged between the connecting hole and the lock cylinder rotating shaft, when the manual operation block is pushed towards the direction of the inner side of a doorway, the coupling structure between the lock cylinder rotating shaft and the output shaft can be separated under the limiting effect of the limiting convex ring, and at the moment, the manual operation block can be rotated to drive the lock cylinder rotating shaft to synchronously rotate under the effect of the clamping structure so that a lock catch rotates to lock the lock catch on the door body for locking connection or release unlocking to realize manual opening and closing of the lock catch.
The electric door lock structure capable of being opened manually comprises the clamping grooves formed in the connecting holes and the clamping protruding blocks which are arranged on the lock cylinder rotating shaft and are in interference fit with the clamping grooves, so that the lock cylinder rotating shaft is fixedly connected with the manual operation block, the lock cylinder rotating shaft can rotate along with the manual operation block and move back and forth, after the manual operation block is released, the manual operation block and the lock cylinder rotating shaft are ejected out in the direction of the outer side of a doorway by the ejection spring, and the coupling structure between the lock cylinder rotating shaft and the output shaft can be reconnected for normal use.
The electric door lock structure capable of being opened manually is characterized in that the fixed clamping hooks are arranged on the locking hooks, the movable clamping hooks used for being in locking connection with the fixed clamping hooks are correspondingly arranged on the locking hooks, the movable clamping hooks are rotatably connected with the rollers, and the rollers are arranged to be favorable for reducing friction force when the movable clamping hooks are connected with the fixed clamping hooks in locking and unlocking, so that impact and abrasion of the electric door lock structure are reduced.
The driving device comprises a motor seat and a driving motor which is arranged on the motor seat and used for driving the output shaft to rotate, the motor drives the lock cylinder rotating shaft to rotate through the output shaft and the coupling structure, so that the lock catch is driven to rotate, and the lock catch on the door body is locked and connected or unlocked in a releasing way, so that electric opening and closing are realized.
According to the manually openable electric door lock structure, the motor base is provided with the travel block capable of rotating around the output shaft along with the rotation of the output shaft, and the motor base is further provided with the travel switch at the two travel ends of the travel block for detecting the travel of the travel block, so that the rotation travel of the lock catch can be controlled.
[ description of the drawings ]
The invention is described in further detail below with reference to the attached drawing figures, wherein:
FIG. 1 is a schematic diagram of the structure of the present invention;
FIG. 2 is a schematic view of an exploded structure of the electric lock according to the present invention;
FIG. 3 is a second exploded view of the electric lock of the present invention;
FIG. 4 is a schematic view of a longitudinal section of the electric lock body according to the present invention;
FIG. 5 is a schematic cross-sectional view of the electric lock of the present invention;
FIG. 6 is a schematic view of the latch of the present invention in latch connection with the shackle;
fig. 7 is a schematic structural diagram of the latch and the latch hook for releasing and unlocking according to the present invention;
fig. 8 is a schematic structural view of the driving device according to the present invention.
[ detailed description ] of the invention
The utility model provides a but electric door lock structure of manual unlocking, including locating the electric lock body 1 on the gate 10 and locating on the door body 20 and be used for carrying out locking complex latch hook 2 with electric lock body 1, electric lock body 1 is including running through gate 10 and can be relative gate pivoted lock core pivot 11, locate lock core pivot 11 and be located the inboard tip of gate 10 and can rotate along with lock core pivot 11 in order to be used for with the hasp 12 of latch hook 2 hasp connection and locate lock core pivot 11 and be located the tip on the gate 10 outside and be used for driving lock core pivot 11 pivoted drive arrangement 13, be equipped with the output shaft 14 of being connected with lock core pivot 11 on the output of drive arrangement 13, be equipped with shaft coupling structure 15 between output shaft 14 and the lock core pivot 11 so that lock core pivot 11 can rotate along with output shaft 14 in the drive of drive arrangement 13, be equipped with clutch 3 in order to make shaft coupling structure 15 break away from and make lock core pivot 11 can manually rotate.
The clutch 3 comprises a base 31 fixedly arranged on the door 10 and used for rotationally connecting the lock cylinder rotating shaft 11, a manual operation block 32 arranged on the end part of the lock cylinder rotating shaft 11, which is positioned outside the door 10, and a pressing spring 33 pressed between the base 31 and the manual operation block 32, wherein the manual operation block 32 is used for pushing the lock cylinder rotating shaft 11 to enable the coupling structure 15 to be separated and is used for manually rotating the lock cylinder rotating shaft 11 after the coupling structure 15 is separated.
The coupling structure 15 includes an insertion hole 151 provided at an end of the lock cylinder rotation shaft 11 and into which the output shaft 14 is inserted, a step 152 provided in the insertion hole 151, and a locking notch 153 provided at an end of the output shaft 14 and configured to be locked to and matched with the step 152.
The manual operation block 32 comprises a body 321 and handle blocks 322 arranged on two sides of the body 321, wherein the body 321 and the lock cylinder rotating shaft 11 can be detachably connected and also can be fixedly connected, when the detachable connection is selected, a connecting hole 323 used for penetrating the lock cylinder rotating shaft 11 is formed in the body 321, a limiting convex ring 111 used for limiting the connecting hole 323 is arranged on the lock cylinder rotating shaft 11, and a clamping structure 4 used for fixedly connecting the connecting hole 323 and the lock cylinder rotating shaft 11 is arranged between the connecting hole 323 and the lock cylinder rotating shaft 11.
In order to ensure that the lock cylinder rotating shaft 11 and the manual operation block 32 are linked together, the clamping structure 4 comprises a clamping groove 41 arranged on the connecting hole 323 and a clamping projection 42 arranged on the lock cylinder rotating shaft 11 and used for being in interference fit with the clamping groove 41.
The latch hook 2 is provided with a fixed latch hook 21, and correspondingly, the latch 12 is provided with a movable latch hook 121 for latching connection with the fixed latch hook 21, and the movable latch hook 121 is rotatably connected with a roller 122.
The driving device 13 includes a motor base 131, and a driving motor 132 disposed on the motor base 131 and used for driving the output shaft 14 to rotate. A corresponding reduction mechanism may be provided in the motor mount 131 to connect the output of the drive motor 132 with the output shaft 14. The motor base 131 is fixedly connected to the base 31 by a fixing bolt 130. The pushing spring 33 pushes the manual operation block 32 together with the lock cylinder rotating shaft 11 towards the motor base 131, so that the end part of the output shaft 14 is always inserted into the jack 151 in the use process, and the clamping connection between the clamping notch 153 and the step 152 is ensured in the electric control process, so that the connection stability of the coupling structure 15 is ensured.
The motor base 131 is provided with a travel block 133 which can rotate around the output shaft 14 along with the rotation of the output shaft 14, the motor base 131 is also provided with travel switches 134 at the two ends of the travel block 133 for detecting the travel of the travel block 133, and the motor base 131 is provided with an arc-shaped guide rail 135 for the travel block 133 to move, so as to control the rotation travel of the lock catch 12.
The invention is especially suitable for a dish washer, the gate 10 is formed at the opening of the bowl washing groove 100, one side of the cover body (door body 20) of the bowl washing groove 100 is rotationally connected with one side of the gate 10, the lock hook 2 is arranged on the other side of the cover body, the electric lock body 1 is arranged on the front panel 200, the lock cylinder rotating shaft 11 penetrates through the front panel 200 and can rotate relative to the front panel 200, and when the cover body is covered, the plane of the lock hook 2 on the lock cylinder rotating shaft is parallel to the rotating plane of the lock catch 12 on the electric lock body 1.
When the door is used under the condition of normal electricity, the push spring 33 pushes the manual operation block 32 together with the lock core rotating shaft 11 towards the direction of the motor base 131, so that the end part of the output shaft 14 is always inserted into the jack 151 and the clamping connection between the clamping notch 153 and the step 152 is ensured, when the door is closed, the door body 20 closes the door 10, the driving motor 132 drives the output shaft 14 to rotate positively and drives the lock core rotating shaft 11 together with the lock catch 12 under the connecting shaft action of the coupling structure 15, so that the movable lock catch 121 is in lock catch connection with the fixed lock catch 21, and the electric lock is realized. If the driving device 13 loses electricity in the state of electric lock, at this time, if the door is to be opened, the manual operation block 32 can be pushed to the direction of the inner side of the door opening, so that the lock cylinder rotating shaft 11 moves axially relative to the output shaft 14 to separate the clamping notch 153 from the step 152, at this time, the manual operation block 32 can be rotated to rotate the lock cylinder rotating shaft 11 to enable the lock catch 12 to rotate reversely and release and unlock the lock hook 2 on the door body 20, at this time, the door body 20 can be opened, so as to realize manual opening, if the door is to be re-locked, the door body 20 can be closed, then the manual operation block 32 can be manually rotated to enable the lock cylinder rotating shaft 11 to rotate and enable the lock catch 12 to rotate positively and the lock hook 2 on the door body 20 to be re-locked, at this time, under the top pressure of the top pressure spring 33, the manual operation block 32 and the lock cylinder rotating shaft 11 are reset, so that the clamping notch 153 is re-connected with the step 152 to be in a clamping way, and normal electric control is performed by the driving device 13.
Claims (7)
1. The utility model provides a but electric door lock structure of manual opening, its characterized in that includes electric lock body (1) that locates on gate (10) and locates on door body (20) and be used for with electric lock body (1) lock complex latch hook (2), electric lock body (1) including run through gate (10) and can relative gate pivoted lock core pivot (11), locate lock core pivot (11) are located on the inboard tip of gate (10) and can rotate along with lock core pivot (11) together and be used for with lock catch (12) of latch hook (2) lock catch connection and locate lock core pivot (11) are located on the tip of gate (10) outside and be used for driving lock core pivot (11) pivoted drive arrangement (13), be equipped with on the output of drive arrangement (13) with lock core pivot (11) output shaft (14), be equipped with shaft coupling structure (15) between output shaft (14) and lock core pivot (11) so that pivot (11) can be in the drive arrangement (13) down and follow the output shaft drive arrangement (14) of output shaft and can make lock core pivot (11) rotate along with the clutch structure (15) can make lock core (11) rotate together and make lock core (11) can rotate;
the clutch (3) comprises a base (31) fixedly arranged on a door opening (10) and used for being connected with a lock cylinder rotating shaft (11) in a rotating mode, a manual operation block (32) arranged on the end portion, located outside the door opening (10), of the lock cylinder rotating shaft (11), and a jacking spring (33) jacking between the base (31) and the manual operation block (32), wherein the manual operation block (32) is used for pushing the lock cylinder rotating shaft (11) so that the coupling structure (15) is separated from the base and used for manually rotating the lock cylinder rotating shaft (11) after the coupling structure (15) is separated from the base.
2. The manually openable electric door lock structure according to claim 1, wherein the coupling structure (15) comprises a jack (151) provided at an end of the lock cylinder rotating shaft (11) and used for inserting the output shaft (14), a step (152) provided in the jack (151), and a clamping notch (153) provided at an end of the output shaft (14) and used for being matched with the step (152) in a clamping manner.
3. The manually openable electric door lock structure according to claim 1, wherein the manual operation block (32) comprises a body (321) and handle blocks (322) arranged on two sides of the body (321), a connecting hole (323) for penetrating the lock cylinder rotating shaft (11) is formed in the body (321), a limiting convex ring (111) for limiting the connecting hole (323) is formed in the lock cylinder rotating shaft (11), and a clamping structure (4) for fixedly connecting the connecting hole (323) with the lock cylinder rotating shaft (11) is arranged between the connecting hole (323) and the lock cylinder rotating shaft (11).
4. A manually openable electric door lock structure according to claim 3, wherein the locking structure (4) comprises a locking groove (41) provided on the connecting hole (323) and a locking projection (42) provided on the lock cylinder spindle (11) and used for interference fit with the locking groove (41).
5. The manually openable electric door lock structure according to claim 1, wherein the lock hook (2) is provided with a fixed hook (21), and correspondingly, the lock catch (12) is provided with a movable hook (121) for locking connection with the fixed hook (21), and the movable hook (121) is rotatably connected with a roller (122).
6. A manually openable electric door lock structure according to claim 1, wherein the driving device (13) comprises a motor base (131) and a driving motor (132) disposed on the motor base (131) and configured to drive the output shaft (14) to rotate.
7. The manually openable electric door lock structure according to claim 6, wherein the motor base (131) is provided with a travel block (133) rotatable about the output shaft (14) in response to rotation of the output shaft (14), and the motor base (131) is further provided with a travel switch (134) at both ends of the travel block (133) for detecting the travel of the travel block (133).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911107273.5A CN110670963B (en) | 2019-11-13 | 2019-11-13 | Electric door lock structure capable of being opened manually |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911107273.5A CN110670963B (en) | 2019-11-13 | 2019-11-13 | Electric door lock structure capable of being opened manually |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN110670963A CN110670963A (en) | 2020-01-10 |
| CN110670963B true CN110670963B (en) | 2024-02-13 |
Family
ID=69087249
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201911107273.5A Active CN110670963B (en) | 2019-11-13 | 2019-11-13 | Electric door lock structure capable of being opened manually |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110670963B (en) |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5946955A (en) * | 1997-04-30 | 1999-09-07 | Stephen J. Suggs | Door latch/lock control |
| CN204782280U (en) * | 2015-04-02 | 2015-11-18 | 深圳市罗曼斯科技有限公司 | Emergent knob that full -automatic intelligence was locked |
| CN109469415A (en) * | 2018-11-27 | 2019-03-15 | 金华市宏昌电器有限公司 | A kind of door interlock switch of household appliance |
| CN211500131U (en) * | 2019-11-13 | 2020-09-15 | 翰恩生活电器科技(佛山)有限公司 | Electric door lock structure capable of being manually opened |
-
2019
- 2019-11-13 CN CN201911107273.5A patent/CN110670963B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5946955A (en) * | 1997-04-30 | 1999-09-07 | Stephen J. Suggs | Door latch/lock control |
| CN204782280U (en) * | 2015-04-02 | 2015-11-18 | 深圳市罗曼斯科技有限公司 | Emergent knob that full -automatic intelligence was locked |
| CN109469415A (en) * | 2018-11-27 | 2019-03-15 | 金华市宏昌电器有限公司 | A kind of door interlock switch of household appliance |
| CN211500131U (en) * | 2019-11-13 | 2020-09-15 | 翰恩生活电器科技(佛山)有限公司 | Electric door lock structure capable of being manually opened |
Also Published As
| Publication number | Publication date |
|---|---|
| CN110670963A (en) | 2020-01-10 |
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