CN212453965U - Intelligent lock with key hole protection structure - Google Patents
Intelligent lock with key hole protection structure Download PDFInfo
- Publication number
- CN212453965U CN212453965U CN202020684922.XU CN202020684922U CN212453965U CN 212453965 U CN212453965 U CN 212453965U CN 202020684922 U CN202020684922 U CN 202020684922U CN 212453965 U CN212453965 U CN 212453965U
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- lock body
- key hole
- protection plate
- fixed
- lock
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Abstract
The utility model discloses an intelligence lock with key hole protective structure, including lock body and spring bolt, be fixed with driving motor in the lock body, power supply and control circuit board, be provided with the square hole carousel in the lock body, the square hole carousel sets up in the lock body and rotatable for the lock body, the tooth's socket has been seted up at the border of square hole carousel, be fixed with drive gear on driving motor's main shaft, the key hole has been seted up on the lock body, bottom surface open-ended cavity has been seted up on the roof of key hole, protective groove has been seted up on the diapire of key hole, at the protective groove internal fixation with the electro-magnet, be provided with the guard plate in the cavity, be fixed with the extension spring that resets between the top surface of guard plate and the roof of cavity, bottom surface at the guard. The utility model discloses a structure sets up rationally, in the outage, the electro-magnet outage, and the guard plate resets under the effect of extension spring that resets, makes the key hole open, facilitates the use key and unblanks, and the suitability is strong and the practicality is good.
Description
Technical Field
The utility model belongs to the technical field of the intelligence lock, concretely relates to intelligence lock with key hole protective structure.
Background
The existing door locks are provided with lock cylinders and keys, pure mechanical locks can only unlock the door locks through the keys, electronic locks also need to unlock by using the keys when an electronic driving signal fails to unlock, and the anti-theft performance is reduced due to the fact that the door locks are provided with lock holes and exposed outside the door.
Along with the progress of science and technology, people's demand also corresponds the improvement now, and the key hole of lock has restricted the security protection of lock, and especially when not using at ordinary times, the key hole also does not have corresponding protective structure, is in exposed state all the time to influence the safety in utilization of whole intelligent lock, suitability and practicality receive the restriction.
Disclosure of Invention
The utility model aims at providing a structure sets up reasonable and suitability strong intelligent lock with key hole protective structure.
The technical scheme for realizing the purpose of the utility model is that the intelligent lock with a key hole protection structure comprises a lock body and a lock tongue, a driving motor, a power supply and a control circuit board are fixed in the lock body, a square hole turntable is arranged in the lock body and can rotate relative to the lock body, the lock tongue cover is arranged on the square hole turntable, a tooth socket is arranged at the edge of the square hole turntable, a driving gear is fixed on a main shaft of the driving motor and meshed with the tooth socket, a key hole is arranged on the lock body, a cavity with an opening at the bottom is arranged on the top wall of the key hole, a protection groove is arranged on the bottom wall of the key hole, an electromagnet is fixed in the protection groove, a protection plate is arranged in the cavity, and a reset tension spring is fixed between the top surface of the protection plate and the top wall of the cavity, an armature is fixed on the bottom surface of the protection plate, an electromagnetic coil of the electromagnet is connected with the power supply, and the protection plate is clamped downwards into the protection groove under the action of the electromagnet to seal the key hole.
An electromagnetic switch is fixed between the electromagnetic coil and the power supply and is connected with the control circuit board.
The surface of the protection plate is wrapped with a rubber surface layer, and the protection plate is sealed through the rubber surface layer when the protection plate is lifted in the concave cavity.
The protection plate is a hard plastic material plate.
The utility model discloses has positive effect: the utility model discloses a structure sets up rationally, and it is provided with the guard plate in the key hole to realize the actuation through electro-magnet cooperation armature, it makes the key hole airtight when having electricity, in the outage, the electro-magnet outage this moment, the guard plate resets under the effect of extension spring that resets, makes the key hole open, facilitates the use key and unblanks, and it is reliable and stable to use, and the suitability is strong and the practicality is good.
Drawings
In order that the present invention may be more readily and clearly understood, the following detailed description of the present invention is provided in connection with the following specific embodiments, taken in conjunction with the accompanying drawings, in which:
fig. 1 is a schematic structural diagram of the present invention.
Detailed Description
(example 1)
Fig. 1 shows a specific embodiment of the present invention, wherein fig. 1 is a schematic structural diagram of the present invention.
Referring to fig. 1, an intelligent lock with a keyhole protection structure comprises a lock body 1 and a lock tongue 2, wherein a driving motor 3, a power supply 4 and a control circuit board 5 are fixed in the lock body, which is a conventional structure of the prior art and is only a simple application and is not described in detail, but does not affect understanding and implementation of technical personnel, a square hole turntable 6 is arranged in the lock body, the square hole turntable is arranged in the lock body and can rotate relative to the lock body, the lock tongue is sleeved on the square hole turntable, a tooth socket 7 is arranged at the edge of the square hole turntable, a driving gear 8 is fixed on a main shaft of the driving motor, the driving gear is meshed with the tooth socket, a keyhole 9 is arranged on the lock body, a cavity 10 with an opening on the bottom surface is arranged on the top wall of the keyhole, a protection groove 11 is arranged on the bottom wall of the keyhole, and an electromagnet 12 is fixed in the protection groove, the improved key hole protection device is characterized in that a protection plate 13 is arranged in the concave cavity, a reset tension spring 14 is fixed between the top surface of the protection plate and the top wall of the concave cavity, an armature 15 is fixed on the bottom surface of the protection plate, an electromagnetic coil of the electromagnet is connected with a power supply, and the protection plate is clamped downwards under the action of the electromagnet into a protection groove to seal the key hole.
An electromagnetic switch 16 is fixed between the electromagnetic coil and the power supply, and the electromagnetic switch is connected with the control circuit board. By adopting the structure, when electricity exists, the circuit board can be used for controlling the on-off of the electromagnetic coil so as to use a key to unlock the lock.
The surface of the protection plate is wrapped with a rubber surface layer 17, and the protection plate is sealed through the rubber surface layer when lifting in the concave cavity.
The protection plate is a hard plastic material plate.
The utility model discloses a structure sets up rationally, and it is provided with the guard plate in the key hole to realize the actuation through electro-magnet cooperation armature, it makes the key hole airtight when having electricity, in the outage, the electro-magnet outage this moment, the guard plate resets under the effect of extension spring that resets, makes the key hole open, facilitates the use key and unblanks, and it is reliable and stable to use, and the suitability is strong and the practicality is good.
The standard parts used in the present embodiment can be purchased directly from the market, and the non-standard structural parts described in the specification can also be obtained by processing without any doubt according to the common general knowledge in the prior art, and the connection mode of the parts adopts the conventional means matured in the prior art, and the machines, parts and equipment adopt the conventional models in the prior art, so that the detailed description is not given here.
It is obvious that the above embodiments of the present invention are only examples for clearly illustrating the present invention, and are not limitations to the embodiments of the present invention. Other variations and modifications will be apparent to persons skilled in the art in light of the above description. And are neither required nor exhaustive of all embodiments. And such obvious changes and modifications which fall within the spirit of the invention are deemed to be covered by the present invention.
Claims (4)
1. The utility model provides an intelligent lock with key hole protective structure, includes lock body and spring bolt lock body internal fixation has driving motor, power supply and control circuit board be provided with the square hole carousel in the lock body, the square hole carousel sets up in the lock body and rotatable for the lock body, on the square hole carousel was established to the spring bolt cover, the tooth's socket has been seted up at the border of square hole carousel be fixed with drive gear on driving motor's the main shaft, drive gear with tooth's socket meshes its characterized in that mutually: the lock body is provided with a key hole, a cavity with an opening at the bottom is formed in the top wall of the key hole, a protection groove is formed in the bottom wall of the key hole, an electromagnet is fixed in the protection groove, a protection plate is arranged in the cavity, a reset tension spring is fixed between the top surface of the protection plate and the top wall of the cavity, an armature is fixed to the bottom surface of the protection plate, an electromagnetic coil of the electromagnet is connected with a power supply, and the protection plate is clamped downwards under the action of the electromagnet into the protection groove to seal the key hole.
2. A smart lock with keyway protective structure as set forth in claim 1 wherein: an electromagnetic switch is fixed between the electromagnetic coil and the power supply and is connected with the control circuit board.
3. A smart lock with keyway protective structure as set forth in claim 2 wherein: the surface of the protection plate is wrapped with a rubber surface layer, and the protection plate is sealed through the rubber surface layer when the protection plate is lifted in the concave cavity.
4. A smart lock with keyway protective structure as set forth in claim 3 wherein: the protection plate is a hard plastic material plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020684922.XU CN212453965U (en) | 2020-04-28 | 2020-04-28 | Intelligent lock with key hole protection structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020684922.XU CN212453965U (en) | 2020-04-28 | 2020-04-28 | Intelligent lock with key hole protection structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212453965U true CN212453965U (en) | 2021-02-02 |
Family
ID=74468853
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020684922.XU Active CN212453965U (en) | 2020-04-28 | 2020-04-28 | Intelligent lock with key hole protection structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212453965U (en) |
-
2020
- 2020-04-28 CN CN202020684922.XU patent/CN212453965U/en active Active
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