CN210659588U - Electronic door lock clutch device - Google Patents
Electronic door lock clutch device Download PDFInfo
- Publication number
- CN210659588U CN210659588U CN201921024371.8U CN201921024371U CN210659588U CN 210659588 U CN210659588 U CN 210659588U CN 201921024371 U CN201921024371 U CN 201921024371U CN 210659588 U CN210659588 U CN 210659588U
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- locking pin
- door lock
- electronic door
- push rod
- shaft
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Abstract
The utility model provides an electronic door lock clutch device, including separation and reunion unit, separation and reunion drive assembly and lock core, separation and reunion unit includes coaxial coupling's input shaft, output shaft and stop pin, coaxial being provided with on input shaft and the output shaft and supplying the locking groove that the stop pin inserted; the clutch driving assembly comprises an electromagnet positioned below the locking pin and used for driving the locking pin to move along the direction of inserting into or disengaging from the locking groove. The utility model discloses an electronic lock clutch, its drive disk assembly adopt simple structure, and long service life's electro-magnet replaces the electric push rod in the electronic lock, and the cost is reduced has improved electronic lock's reliability and has prolonged its maintenance cycle.
Description
Technical Field
The utility model relates to a lock field, in particular to an electronic lock clutch is related to.
Background
With the development of the internet of things technology, more and more families begin to use the intelligent door lock. In the prior art, an intelligent door lock generally adopts a mode that a micro electric push rod and a lock core push rod are connected in parallel. When the micro electric push rod or the lock core push rod is pushed, the fixed pin of the door lock clutch device moves to a position where the fixed pin can simultaneously clamp the input shaft and the output of the clutch device. At this time, only the door handle is rotated, and the power can be finally transmitted to the lock body through the door lock clutch device, so that the door is controlled to be opened and closed. The miniature electric push rod has the main function of converting the rotary motion of the motor into linear motion and finally pushing the ejector pin of the clutch device.
Although the miniature electric push rod is small in size, the structure is complex, the miniature electric push rod further comprises a gear, a spring and other more transmission parts, and due to the fact that the miniature electric push rod is small in size and too many in transmission links, the existing electronic door lock has the problems of high cost, poor reliability and short maintenance period.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide an electronic lock clutch to solve current lock with high costs, the short, the poor problem of reliability of maintenance cycle.
The utility model discloses an electronic lock clutch device, including separation and reunion unit, separation and reunion drive assembly and lock core, separation and reunion unit includes coaxial coupling's input shaft, output shaft and stop pin, coaxial being provided with on input shaft and the output shaft and supplying the locking groove that the stop pin inserted;
the clutch driving assembly comprises an electromagnet positioned below the locking pin and used for driving the locking pin to move along the direction of inserting into or disengaging from the locking groove;
in one embodiment, the clutch driving assembly further comprises a pushing portion located between the electromagnet and the locking pin, the pushing portion is abutted against one end of the locking pin, and the electromagnet drives the pushing portion to push the locking pin to move in a direction of being inserted into the locking groove.
In one embodiment, the electromagnet comprises a bracket, a magnetic shaft and a ring coil surrounding the magnetic shaft, the ring coil is fixed in the bracket, one end of the bracket is provided with a first through hole, and the first end of the magnetic shaft penetrates through the first through hole to abut against the pushing part.
In one embodiment, the other end of the bracket is further provided with a second through hole, the second end of the magnetic shaft passes through the second through hole, and an elastic reset piece is arranged between the second end of the magnetic shaft and the bracket in a low-pressure mode.
In one embodiment, the clutch driving assembly further comprises a fixed housing, the bracket of the electromagnet is fixed in the fixed housing, and a third through hole and a fourth through hole for extending out of two ends of the magnetic shaft are respectively arranged at two ends of the fixed housing.
In one embodiment, the clutch driving assembly further includes a first push rod disposed in the stationary housing, a first end of the first push rod passes through the stationary housing to contact the push portion, and a second end of the first push rod passes through the stationary housing to contact a cylinder push rod of the cylinder.
In one embodiment, the locking pin is disposed within a locking groove of the input shaft, and a resilient return member is depressed between the locking pin and the end face of the output shaft.
In one embodiment, an elastic reset piece is pressed between the second end of the first push rod and the fixed shell.
In one embodiment, the pushing portion is annular.
Preferably, the elastic return member is a spring.
Compared with the prior art, the utility model discloses an electronic lock clutch, its drive disk assembly adopt simple structure, and long service life's electro-magnet replaces the electric putter in the electronic lock, and the cost is reduced has improved electronic lock's reliability and has prolonged its maintenance cycle.
The technical features mentioned above can be combined in various technically feasible ways to produce new embodiments, as long as the objects of the invention are achieved.
Drawings
The invention will be described in more detail hereinafter on the basis of non-limiting examples only and with reference to the accompanying drawings. Wherein:
fig. 1 shows an embodiment of an electronic door lock clutch device according to the present invention;
fig. 2 shows a schematic structural view of the electronic door lock clutch device in fig. 1.
In the drawings, like components are denoted by like reference numerals. The figures are not drawn to scale.
Wherein the reference numerals, which are given,
100. an electronic door lock clutch device; 10. a clutch unit; 101. an output shaft; 102. an input shaft; 103. a locking pin; 104. a return spring; 105. a limiting block; 20. a clutch drive assembly; 201. a pushing part; 202. an electromagnet; 2021. a support; 2022. a loop coil; 2023. a magnetic shaft; 2024. a return spring; 2025. a first limit protrusion; 203. a first push rod; 2031. a second limit bulge; 205. a return spring; 204. a stationary housing; 30. a lock cylinder; 301. and a lock cylinder push rod.
Detailed Description
The invention will be described in further detail with reference to the drawings and specific examples. It should be noted that, as long as no conflict is formed, the embodiments and the features in the embodiments of the present invention may be combined with each other, and the technical solutions formed are all within the scope of the present invention.
Unless defined otherwise, technical or scientific terms used herein shall have the ordinary meaning as understood by those of ordinary skill in the art to which the invention belongs. The terms "first," "second," and the like as used herein do not denote any order, quantity, or importance, but rather are used to distinguish one element from another. The word "comprising" or "comprises", and the like, means that the element or item listed before the word covers the element or item listed after the word and its equivalents, but does not exclude other elements or items. The terms "connected" or "coupled" and the like are not restricted to physical or mechanical connections, but may include electrical connections, whether direct or indirect.
As shown in fig. 1 and fig. 2, an embodiment of an electronic door lock clutch device according to the present invention is provided, in which the electronic door lock clutch device 100 includes a clutch unit 10, a clutch driving assembly 20 and a lock cylinder 30, the clutch unit 10 includes an output shaft 101, an input shaft 102 and a lock pin 103 which are coaxially connected, and locking grooves for inserting the lock pin 103 are coaxially disposed on the input shaft 102 and the output shaft 101;
the clutch driving assembly 20 includes an electromagnet 202 under the locking pin 103 for driving the locking pin 103 to move in a direction of being inserted into or separated from the locking groove.
The locking pin 103 is arranged in the locking groove of the input shaft 102, when the electronic door lock is in a locking state, the locking pin 103 is located in the locking groove of the input shaft 102, reaches the lowest displacement position under the action of gravity, and is not in contact with the output shaft 101, when the door handle is rotated, the locking pin is still in non-contact with the output shaft 101, the output shaft 101 cannot be driven to rotate, and at the moment, the electronic door lock is still in a locking state and cannot be unlocked.
When the electronic unlocking is used, the loop coil 2022 is electrified to generate electromagnetism, the magnetic pole of the magnetic shaft 2023 is just opposite to the magnetic pole of the loop coil 2022, and the magnetic shaft 2022 moves upwards against the gravity to push a part of the locking pin 103 into the locking groove of the output shaft 101. When the door handle is turned, the locking pin 103 simultaneously locks the input shaft 102 and the output shaft 101, and the output shaft 101 can be driven by the input shaft 102, so that the lock is unlocked. After unlocking, the electromagnet 202 is de-energized, the ring-shaped coil 2022 loses its magnetic properties, and the magnetic shaft 2023 returns to the maximum downward displacement under the action of gravity, so that the locking pin 103 is completely retracted into the locking groove of the input shaft 102.
In one embodiment, the clutch driving assembly 20 further includes a pushing portion 201 located between the electromagnet 202 and the locking pin 103, the pushing portion 201 is in contact with one end of the locking pin 103, and the electromagnet 202 drives the pushing portion 201 to push the locking pin 103 to move in a direction of being inserted into the locking groove.
When the electronic unlocking is used, the ring-shaped coil 2022 of the electromagnet 202 generates electromagnetism after being electrified, the magnetic pole of the magnetic shaft 2023 is just opposite to the magnetic pole of the coil 2022, the magnetic shaft 2022 moves upwards against the gravity, the pushing part 201 is pushed to move upwards, and therefore a part of the locking pin 103 is pushed into the locking groove of the output shaft 101. After unlocking, the electromagnet 202 is de-energized, the loop coil 2022 loses magnetism, the magnetic shaft 2023 and the pushing portion 201 return to the maximum downward position under the action of gravity and move out, so that the locking pin 103 is completely retracted into the locking groove of the input shaft 102.
Preferably, the pushing portion 201 is annular.
In one embodiment, the electromagnet 202 includes a bracket 2021, a magnetic shaft 2023, and an annular coil 2022 surrounding the magnetic shaft 2023, the annular coil 2022 is fixed in the bracket 2021, one end of the bracket 2021 is provided with a first through hole, and the first end of the magnetic shaft 2023 passes through the first through hole to contact with the pushing portion 201.
In one embodiment, the other end of the bracket 2021 is further provided with a second through hole, the second end of the magnetic shaft 2023 passes through the second through hole, the second end of the magnetic shaft 2023 is provided with a first limiting protrusion 2025, and an elastic restoring member is arranged between the first limiting protrusion 2025 and the bracket 2021. Preferably, the elastic return member is a return spring 2024.
When the electronic unlocking is used, the loop coil 2022 of the electromagnet 202 generates electromagnetism after being electrified, the magnetic pole of the magnetic shaft 2023 is just opposite to the magnetic pole of the coil 2022, the magnetic shaft 2022 moves upwards against the gravity and the action of the return spring 2024, the pushing part 201 is pushed to move upwards, and therefore a part of the locking pin 103 is pushed into the locking groove of the output shaft 101. After unlocking, the electromagnet 202 is de-energized, the loop coil 2022 loses magnetism, and the magnetic shaft 2023 and the pushing portion 201 return to the downward maximum position and move out under the reset action of the reset spring 2024, so that the locking pin 103 is completely retracted into the locking groove of the input shaft 102.
In one embodiment, the clutch driving assembly 20 further includes a fixed housing 204, the bracket 2021 of the electromagnet 202 is fixed in the fixed housing 204, and both ends of the fixed housing 204 are respectively provided with a third through hole and a fourth through hole for extending both ends of the magnetic shaft 2023.
In one embodiment, the clutch driving assembly 20 further includes a first push rod 203, the first push rod 203 is disposed in the stationary housing 204, a first end of the first push rod 203 passes through the stationary housing 204 to contact the push portion 201, and a second end of the first push rod 203 passes through the stationary housing 204 to contact the key cylinder push rod 301 of the key cylinder 30. Preferably, a return spring 205 is pressed between the second end of the first push rod 203 and the fixed housing 204.
In one embodiment, the second end of the first push rod 203 is provided with a second limit protrusion 2031, and the second limit protrusion 2031 is located inside the fixed housing 204 near the fixed housing.
When a key is used for unlocking, the key is inserted to rotate the lock cylinder 30, the lock cylinder push rod 301 converts the rotary motion into upward linear motion, pushes the first push rod 203 to move upwards, and pushes a part of the locking pin 103 into the locking groove of the output shaft 101. When the door handle is turned, the locking pin 103 simultaneously locks the input shaft 102 and the output shaft 101, and the output shaft 101 can be driven by the input shaft 102, so that the lock is unlocked. After unlocking, the key is rotated back and taken out, the first push rod 203 returns under the action of the return spring 205, and the locking pin 103 is completely retracted into the locking groove of the input shaft 102.
In one embodiment, a locking pin 103 is provided in a locking groove of the input shaft 102, with a return spring 104 provided between the locking pin and an end face of the output shaft 101.
In one embodiment, a stopper 105 may also be disposed between the return spring 104 and the end surface of the output shaft 101.
In the locked state, the first push rod 203, the magnetic shaft 2023, and the locking pin 103 reach the maximum downward displacement position under the action of gravity and the return spring 205, the return spring 2024, and the return spring 104, respectively. At this time, the door handle is turned, the lock pin 103 does not contact the output shaft 101, and the input shaft 102 cannot drive the output shaft 101, so that the lock cannot be unlocked.
When the electronic unlocking is used, the loop coil 2022 of the electromagnet 202 generates electromagnetism after being electrified, the magnetic pole of the magnetic shaft 2023 is just opposite to the magnetic pole of the coil 2022, the magnetic shaft 2022 moves upwards against the gravity and the action of the return spring 2024, the pushing part 201 is pushed to move upwards, and therefore a part of the locking pin 103 is pushed into the locking groove of the output shaft 101. After unlocking, the electromagnet 202 is de-energized, the loop coil 2022 loses magnetism, the magnetic shaft 2023 and the pushing portion 201 return to the maximum downward position and move out under the reset action of the reset spring 2024, so that the locking pin 103 is completely retracted into the locking groove of the input shaft 102 under the action of gravity and the reset spring 104.
When a key is used for unlocking, the key is inserted to rotate the lock cylinder 30, the lock cylinder push rod 301 converts the rotary motion into upward linear motion, pushes the first push rod 203 to move upwards, and pushes a part of the locking pin 103 into the locking groove of the output shaft 101. When the door handle is turned, the locking pin 103 simultaneously locks the input shaft 102 and the output shaft 101, and the output shaft 101 can be driven by the input shaft 102, so that the lock is unlocked. After unlocking, the key is rotated back and taken out, the first push rod 203 returns under the action of the return spring 205, and the locking pin 103 is completely retracted into the locking groove of the input shaft 102 under the action of gravity and the return spring 104.
In the description of the present invention, the terms "upper", "lower", etc. indicate the orientation or positional relationship based on the orientation or positional relationship shown in the drawings, only for convenience of description and simplification of description, but not for indicating or implying that the indicated device or element must have a specific orientation, be constructed in a specific orientation, and be operated, and when the absolute position of the object to be described is changed, the relative positional relationship may be changed accordingly, and thus, should not be construed as a limitation of the present invention.
Thus far, it should be recognized by those skilled in the art that while the present invention has been described with reference to preferred embodiments, various modifications may be made and equivalents may be substituted for elements thereof without departing from the scope of the present invention. In particular, the technical features mentioned in the embodiments can be combined in any way as long as there is no structural conflict. The present invention is not limited to the particular embodiments disclosed herein, but encompasses all technical solutions falling within the scope of the claims.
Claims (10)
1. An electronic door lock clutch device comprises a clutch unit, a clutch driving component and a lock core, and is characterized in that,
the clutch unit comprises an input shaft, an output shaft and a locking pin which are coaxially connected, and locking grooves for the locking pin to be inserted are coaxially arranged on the input shaft and the output shaft;
the clutch driving assembly comprises an electromagnet positioned below the locking pin and used for driving the locking pin to move along the direction of inserting into or disengaging from the locking groove.
2. The electronic door lock engaging and disengaging device of claim 1, wherein the engaging and disengaging driving assembly further comprises a pushing portion located between the electromagnet and the locking pin, the pushing portion is abutted against one end of the locking pin, and the electromagnet drives the pushing portion to push the locking pin to move along a direction of inserting into the locking groove.
3. The electronic door lock clutch device according to claim 2, wherein the electromagnet includes a bracket, a magnetic shaft, and a ring coil surrounding the magnetic shaft, the ring coil is fixed in the bracket, one end of the bracket is provided with a first through hole, and the first end of the magnetic shaft passes through the first through hole and abuts against the pushing part.
4. The electronic door lock clutch device according to claim 3, wherein a second through hole is further formed at the other end of the bracket, the second end of the magnetic shaft passes through the second through hole, and an elastic reset member is arranged between the second end of the magnetic shaft and the bracket.
5. The electronic door lock clutch device according to claim 4, wherein the clutch driving assembly further comprises a fixed housing, the bracket of the electromagnet is fixed in the fixed housing, and a third through hole and a fourth through hole for extending two ends of the magnetic shaft are respectively arranged at two ends of the fixed housing.
6. The electronic door lock clutching device of claim 5, wherein the clutching drive assembly further comprises a first push rod disposed within the stationary housing, a first end of the first push rod passing through the stationary housing to contact the push portion, and a second end of the first push rod passing through the stationary housing to contact a cylinder push rod of a cylinder.
7. The electronic door lock clutching device of any one of claims 1-6, wherein the locking pin is disposed within a locking groove of the input shaft, and a resilient return member is depressed between the locking pin and the end face of the output shaft.
8. The electronic door lock clutch device according to claim 6, wherein an elastic reset member is pressed between the second end of the first push rod and the fixed housing.
9. The electronic door lock clutch device according to claim 2 or 3, wherein the push portion is annular.
10. The electronic door lock clutching device of claim 8, wherein the resilient return member is a return spring.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921024371.8U CN210659588U (en) | 2019-07-02 | 2019-07-02 | Electronic door lock clutch device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921024371.8U CN210659588U (en) | 2019-07-02 | 2019-07-02 | Electronic door lock clutch device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210659588U true CN210659588U (en) | 2020-06-02 |
Family
ID=70817632
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921024371.8U Active CN210659588U (en) | 2019-07-02 | 2019-07-02 | Electronic door lock clutch device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210659588U (en) |
-
2019
- 2019-07-02 CN CN201921024371.8U patent/CN210659588U/en active Active
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