CN220769139U - Intelligent lock capable of preventing damage to falling door - Google Patents
Intelligent lock capable of preventing damage to falling door Download PDFInfo
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- CN220769139U CN220769139U CN202320999886.XU CN202320999886U CN220769139U CN 220769139 U CN220769139 U CN 220769139U CN 202320999886 U CN202320999886 U CN 202320999886U CN 220769139 U CN220769139 U CN 220769139U
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- trigger tongue
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- 238000001514 detection method Methods 0.000 claims abstract description 57
- 230000007246 mechanism Effects 0.000 claims abstract description 41
- 230000006698 induction Effects 0.000 claims description 7
- 238000000034 method Methods 0.000 claims description 5
- 238000001125 extrusion Methods 0.000 claims description 3
- 230000000149 penetrating effect Effects 0.000 claims description 3
- 238000010586 diagram Methods 0.000 description 4
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
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Abstract
The utility model discloses an intelligent lock capable of preventing damage to a falling door, which comprises a lock body, a lock bolt arranged on the side surface of the lock body and a driving mechanism arranged in the lock body and driving the lock bolt to stretch and retract relative to the lock body, wherein the intelligent lock capable of preventing damage to the falling door further comprises: the door opening state detection device is used for outputting an anti-falling driving signal when detecting that the door is in an opening state; the door opening state detection device is connected with the driving mechanism, and the driving mechanism receives the anti-falling driving signal and drives the lock plunger to retract into the lock body according to the anti-falling driving signal. The intelligent lock can avoid the problem that the lock bolt collides with the door frame and the intelligent lock is damaged due to the fact that the lock bolt stretches out of the lock body in the door opening state.
Description
Technical Field
The utility model relates to an intelligent lock, in particular to an intelligent lock capable of preventing a falling door from being damaged.
Background
The intelligent lock generally comprises a lock body, a lock bolt arranged on the side surface of the lock body and a driving mechanism arranged in the lock body. The side of the door frame is provided with a door frame hole corresponding to the lock bolt of the intelligent lock, and the driving mechanism drives the lock bolt to move relative to the lock body so as to extend out of or retract into the lock body. The lock bolt can only extend out of or retract into the lock body under the drive of the drive mechanism. When the driving mechanism drives the lock bolt to extend out, the lock door can be locked by inserting the lock bolt into the door frame hole, and unlocking can be realized by retracting the lock bolt into the lock body by the driving mechanism. However, sometimes, in the door opening state, the lock bolt is also in the extending state, and at this time, if an external force appears to push the door to fall to the door frame, for example, under the action of wind or artificial falling, the lock bolt collides with the door frame due to the extending state of the lock bolt, so that the intelligent lock is damaged.
Disclosure of Invention
The utility model provides an intelligent lock capable of preventing a door from being broken, aiming at solving the technical problem that the lock bolt and a door frame collide and the intelligent lock is damaged when the lock bolt is in an extending state and the door is pushed to the door frame by external force under the door opening state of the intelligent lock in the prior art.
In order to solve the technical problem, the technical scheme adopted by the utility model is to design an intelligent lock for preventing the damage of the falling door, which comprises a lock body, a lock bolt arranged on the side surface of the lock body and a driving mechanism arranged in the lock body and driving the lock bolt to stretch and retract relative to the lock body, wherein the intelligent lock for preventing the damage of the falling door further comprises:
the door opening state detection device is used for outputting an anti-falling driving signal when detecting that the door is in an opening state; the door opening state detection device is connected with the driving mechanism, and the driving mechanism receives the anti-falling driving signal and drives the lock plunger to retract into the lock body according to the anti-falling driving signal.
The door opening state detection device is a Hall sensor and is arranged on the side face of the lock body; the intelligent lock for preventing the damage of the falling door further comprises an induction magnet which is arranged on the door frame and is opposite to the Hall sensor when the door is closed; the Hall sensor outputs the anti-falling driving signal when the sensing magnet is not sensed.
The door opening state detection device is an infrared sensor and is arranged on the side face of the lock body; the infrared sensor includes:
an infrared emitter that emits infrared light;
and the infrared receiver is used for receiving the reflected infrared light and outputting the anti-falling driving signal when the infrared light reflected back is not received.
The door opening state detection device includes:
the trigger tongue is arranged on the side surface of the lock body and can stretch and retract relative to the lock body; the front end of the trigger tongue is provided with an inclined leading-in part, and the leading-in part drives the trigger tongue to move backwards under the action of the extrusion force of a door frame in the closing process of the door until the trigger tongue is retracted into the lock body after the door is closed;
the trigger tongue spring is connected with the rear end of the trigger tongue and drives the trigger tongue to extend out of the lock body under the action of no external force;
the trigger switch is arranged on one side of the trigger tongue, and outputs the anti-falling driving signal when the trigger tongue is detected to extend out of the lock body.
The door opening state detection device further includes:
the detection box is fixed in the lock body, the front end of the detection box is provided with a trigger tongue hole, and the front end of the trigger tongue is arranged in the trigger tongue hole and can move back and forth relative to the trigger tongue hole; the rear end of the trigger tongue spring is supported on the inner side of the rear wall of the detection box; the trigger switch is fixed in the detection box.
One side of the trigger tongue is provided with a trigger block which moves along with the trigger tongue, the trigger switch is arranged on one side of the trigger block and is fixed in the lock body, and when the trigger tongue moves forwards to extend out of the lock body, the trigger block moves forwards along with the trigger tongue to press the trigger switch so that the trigger switch is closed to output the anti-falling driving signal.
The door opening state detection device further includes:
the switch fixing frame is arranged on one side of the trigger tongue and is fixed on the side wall of the detection box, and a first fixing groove arranged in the front-back direction is formed in the side wall of the detection box; the switch fixing frame comprises a front fixing frame and a side fixing frame connected with the front fixing frame, a second fixing groove arranged in the left-right direction is formed in the side fixing frame, and the switch fixing frame penetrates through the first fixing groove and the second fixing groove through screws and is fixed on the side wall of the detection box; the trigger switch is fixed on the front fixing frame by penetrating through the third fixing groove through a screw.
One side of the trigger tongue is provided with a trigger magnet which moves along with the trigger tongue, the trigger switch is a Hall switch which is fixed in the detection box and is positioned on one side of the trigger tongue, when the trigger tongue moves forwards and stretches out of the lock body, the trigger magnet moves forwards along with the trigger tongue, and the Hall switch senses that the trigger magnet outputs the anti-falling driving signal.
The lock body is provided with a trigger tongue movement groove arranged in the front-back direction, the trigger tongue is provided with a trigger tongue positioning column, and the trigger tongue positioning column is inserted into the trigger tongue movement groove and can move back and forth along the trigger tongue movement groove.
The rear end face of the trigger tongue is provided with a first convex column extending backwards, the rear side wall of the detection box is provided with a second convex column extending forwards, and two ends of the trigger tongue spring are respectively sleeved on the first convex column and the second convex column.
According to the utility model, the lock body, the lock plunger, the driving mechanism and the door opening state detection device are arranged, the door opening state detection device is connected with the driving mechanism, and the door opening state detection device outputs an anti-falling driving signal when detecting that the door is in an open state; the driving mechanism receives the anti-falling driving signal and drives the lock plunger to retract into the lock body according to the anti-falling driving signal. Therefore, when the door is in an open state, the lock plunger is retracted into the lock body, and when the door is pushed by external force to fall to the door frame, the lock plunger and the door frame cannot collide, so that the problem that the intelligent lock is damaged due to collision of the lock plunger and the door frame is avoided.
Drawings
The utility model is described in detail below with reference to examples and figures, wherein:
FIG. 1 is a schematic diagram of the smart lock of the present utility model for preventing damage to a drop door;
FIG. 2 is a block diagram of a first embodiment of the disclosed smart lock for preventing damage to a drop door;
FIG. 3 is an exploded view of one embodiment of the smart lock of the present utility model for preventing damage to a drop door;
FIG. 4 is a block diagram of a second embodiment of the disclosed smart lock for preventing damage to a drop door;
FIG. 5 is an exploded view of a second embodiment of the smart lock of the present utility model that is resistant to damage from a drop door;
FIG. 6 is a block diagram of a second door open condition detection device of an embodiment of the anti-drop door of the present utility model;
FIG. 7 is an exploded view of a two-door-open condition detection device of an embodiment of the smart lock of the present utility model that is resistant to door damage.
Detailed Description
Specific embodiments of the utility model are further described below with reference to the accompanying drawings:
example 1
Please refer to fig. 1 to 3. The intelligent lock capable of preventing the damage of the falling door comprises a lock body 1, a lock bolt 2, a driving mechanism 3 and a door opening state detection device 4. Wherein:
the lock body 1 is fixed to the door by a fixing piece 10. The fixing piece 10 is provided with holes corresponding to the lock bolt, the lock tongue and the door opening state detecting device.
The lock bolt 2 is arranged on the side face of the lock body. In this embodiment, the side of the lock body 1 is also provided with a lock tongue 11. The front end face of the lock tongue 11 is provided with an inclined plane, so that the lock tongue can automatically retract into the lock body under the action of the inclined plane in the closing process of the door.
The driving mechanism 3 is arranged in the lock body and drives the lock bolt to stretch and retract relative to the lock body. The driving mechanism can comprise a motor and a motor driving circuit connected with the motor, and the motor driving circuit drives the motor to rotate so as to drive the lock bolt to move. The drive mechanism may be implemented using existing smart lock drive mechanisms.
The door opening state detection device 4 outputs an anti-falling driving signal when detecting that the door is in an opening state; the door opening state detection device is connected with the driving mechanism, and the driving mechanism receives the anti-falling driving signal and drives the lock plunger to retract into the lock body according to the anti-falling driving signal. Therefore, when the door is in an open state, the lock plunger is retracted into the lock body, and when the door is pushed by external force to fall to the door frame, the lock plunger and the door frame cannot collide, so that the problem that the intelligent lock is damaged due to collision of the lock plunger and the door frame is avoided.
In this embodiment, the anti-falling driving signal may be directly output to the motor driving circuit, and the motor driving circuit drives the motor to rotate after receiving the anti-falling driving signal, so as to drive the lock bolt to retract into the lock body.
In this embodiment, the door-open state detecting device 4 may be a hall sensor, which is disposed on a side surface of the lock body 1; the intelligent lock for preventing the damage of the falling door further comprises an induction magnet which is arranged on the door frame and is opposite to the Hall sensor when the door is closed; the Hall sensor outputs the anti-falling driving signal when the sensing magnet is not sensed.
Under the state of closing the door, hall sensor senses induction magnet, and under the state of opening the door, hall sensor does not respond to induction magnet, and at this moment, the anti-falling drive signal of output.
Of course, the door opening state detecting device 4 may also be an infrared sensor, which is disposed on the side surface of the lock body; the infrared sensor includes an infrared emitter and an infrared receiver. Wherein:
the infrared emitter emits infrared light.
The infrared receiver is used for receiving the reflected infrared light, and the infrared receiver outputs the anti-falling driving signal when the reflected infrared light is not received. In the door closing state, infrared light emitted by the infrared emitter is emitted by the side face of the door frame, and the infrared receiver receives the reflected infrared light. In the door opening state, the infrared light emitted by the infrared emitter cannot be reflected by the side face of the door frame, and the infrared receiver cannot receive the infrared light, and at the moment, the infrared receiver outputs the anti-falling driving signal.
Of course, if the driving mechanism drives the lock bolt to retract into the lock body when receiving the high level, at this time, if the hall sensor outputs the high level when sensing the induction magnet, the driving mechanism can be directly connected, and if the hall sensor outputs the low level, at this time, a non-gate can be added at the output end of the hall sensor, and the low level is converted into the high level to be output and then connected to the driving mechanism. Similarly, if the infrared receiver cannot receive the infrared light, the driving mechanism may be directly connected, and if the infrared light is output, an inverter may be added to the output end of the infrared receiver to convert the low level into the high level for output. The utility model does not limit the output level of the anti-falling driving signal, and only needs to be matched with the driving mechanism to drive the lock plunger to retract into the lock body.
Example two
Please refer to fig. 4 to fig. 7. This embodiment differs from the first embodiment in that the door open state detecting means is different.
The lock body 1 is fixed to the door by a fixing piece 10. The fixing piece 10 is provided with holes corresponding to the lock bolt, the lock tongue and the door opening state detecting device.
The lock bolt 2 is arranged on the side face of the lock body. In this embodiment, the side of the lock body 1 is also provided with a lock tongue 11. The front end face of the lock tongue 11 is provided with an inclined plane, so that the lock tongue can automatically retract into the lock body under the action of the inclined plane in the closing process of the door.
The driving mechanism 3 is arranged in the lock body and drives the lock bolt to stretch and retract relative to the lock body. The driving mechanism can comprise a motor and a motor driving circuit connected with the motor, and the motor driving circuit drives the motor to rotate so as to drive the lock bolt to move. The drive mechanism may be implemented using existing smart lock drive mechanisms.
The door opening state detection device 5 outputs an anti-falling driving signal when detecting that the door is in an opening state; the door opening state detection device is connected with the driving mechanism, and the driving mechanism receives the anti-falling driving signal and drives the lock plunger to retract into the lock body according to the anti-falling driving signal. Therefore, when the door is in an open state, the lock plunger is retracted into the lock body, and when the door is pushed by external force to fall to the door frame, the lock plunger and the door frame cannot collide, so that the problem that the intelligent lock is damaged due to collision of the lock plunger and the door frame is avoided.
In the present embodiment, the door-open state detecting device 5 includes a trigger tongue 51, a trigger tongue spring 52, and a trigger switch 53.
Wherein:
the trigger tongue 51 is arranged on the side surface of the lock body and can stretch and retract relative to the lock body; the front end of the trigger tongue is provided with an inclined leading-in part 511, and the leading-in part 511 drives the trigger tongue to move backwards under the action of the extrusion force of a door frame in the door closing process until the trigger tongue is retracted into the lock body after the door is closed.
The trigger tongue spring 52 is connected to the rear end of the trigger tongue and drives the trigger tongue to extend out of the lock body without external force.
The trigger switch 53 is disposed at one side of the trigger tongue, and outputs the anti-falling driving signal when detecting that the trigger tongue protrudes out of the lock body.
In order to facilitate the positioning of the movement of the trigger tongue, the lock body 1 is provided with a trigger tongue movement groove 19 arranged in the front-back direction, the trigger tongue 51 is provided with a trigger tongue positioning column 519, and the trigger tongue positioning column is inserted into the trigger tongue movement groove and can move back and forth along the trigger tongue movement groove.
In this embodiment, the door open state detecting device 5 further includes a detecting box 54. The detection box 54 is fixed in the lock body, a trigger tongue hole 541 is arranged at the front end of the detection box 54, and the front end of the trigger tongue is arranged in the trigger tongue hole and can move back and forth relative to the trigger tongue hole; the rear end of the trigger tongue spring is supported on the inner side of the rear wall of the detection box; the trigger switch is fixed in the detection box. Thus, the trigger tongue spring and the trigger switch can be all arranged in the detection box.
In order to facilitate the positioning of the trigger tongue spring, a first protruding column 518 extending backward is disposed on the rear end surface of the trigger tongue 51, a second protruding column 548 extending forward is disposed on the rear side wall of the detection box 54, and two ends of the trigger tongue spring are respectively sleeved on the first protruding column and the second protruding column.
One side of the trigger tongue 51 is provided with a trigger block 512 moving along with the trigger tongue, the trigger switch is arranged on one side of the trigger block and is fixed in the lock body, and when the trigger tongue moves forward to extend out of the lock body, the trigger block moves forward along with the trigger tongue to press the trigger switch so that the trigger switch is closed to output the anti-falling driving signal. In this case, the trigger switch may be realized by a mechanically pushed switch such as a travel switch.
In order to fix the trigger switch, the door-open state detecting device 5 further includes a switch fixing frame 55, the switch fixing frame 55 is disposed on one side of the trigger tongue and is fixed on the side wall of the detecting box, and a first fixing groove 541 disposed in the front-rear direction is disposed on the side wall of the detecting box 54; the switch fixing frame 55 comprises a front fixing frame 551 and a side fixing frame 552 connected with the front fixing frame, a second fixing groove 5521 arranged in the left-right direction is arranged on the side fixing frame 552, and the switch fixing frame is fixed on the side wall of the detection box through screws penetrating through the first fixing groove and the second fixing groove; the front fixing frame 551 is provided with a third fixing groove 5511 disposed in the vertical direction, and the trigger switch is fixed on the front fixing frame by passing through the third fixing groove through a screw.
Therefore, the front and back positions and the left and right positions of the switch fixing frame can be conveniently adjusted, and the up and down positions of the trigger switch on the switch fixing frame can be adjusted, so that the front and back positions, the left and right positions and the up and down positions of the trigger switch relative to the detection box can be adjusted to correspond to the positions of the trigger blocks.
Of course, in this embodiment, the mechanical push switch may be omitted, and the magnetic induction switch may be used. At this time, one side of the trigger tongue is provided with a trigger magnet which moves along with the trigger tongue, the trigger switch is a Hall switch which is fixed in the detection box and is positioned at one side of the trigger tongue, when the trigger tongue moves forward and stretches out of the lock body, the trigger magnet moves forward along with the trigger tongue, and the Hall switch senses that the trigger magnet outputs the anti-falling driving signal. At this time, the trigger magnet is only required to be arranged on the trigger block, or the trigger magnet is arranged at the position of the trigger block.
According to the utility model, the lock body, the lock plunger, the driving mechanism and the door opening state detection device are arranged, the door opening state detection device is connected with the driving mechanism, and the door opening state detection device outputs an anti-falling driving signal when detecting that the door is in an open state; the driving mechanism receives the anti-falling driving signal and drives the lock plunger to retract into the lock body according to the anti-falling driving signal. Therefore, when the door is in an open state, the lock plunger is retracted into the lock body, and when the door is pushed by external force to fall to the door frame, the lock plunger and the door frame cannot collide, so that the problem that the intelligent lock is damaged due to collision of the lock plunger and the door frame is avoided.
The foregoing description of the preferred embodiments of the utility model is not intended to be limiting, but rather is intended to cover all modifications, equivalents, and alternatives falling within the spirit and principles of the utility model.
Claims (8)
1. The utility model provides an intelligent lock of anti-falling door damage, includes the lock body, locates the lock plunger of lock body side and locates in the lock body and drive the lock plunger is relative the flexible actuating mechanism of lock body, its characterized in that: the intelligent lock that anti-falling door damaged still includes:
the door opening state detection device is used for outputting an anti-falling driving signal when detecting that the door is in an opening state; the door opening state detection device is connected with the driving mechanism, and the driving mechanism receives the anti-falling driving signal and drives the lock plunger to retract into the lock body according to the anti-falling driving signal;
the door opening state detection device is a Hall sensor and is arranged on the side face of the lock body; the intelligent lock for preventing the damage of the falling door further comprises an induction magnet which is arranged on the door frame and is opposite to the Hall sensor when the door is closed; the Hall sensor outputs the anti-falling driving signal when the sensing magnet is not sensed.
2. The utility model provides an intelligent lock of anti-falling door damage, includes the lock body, locates the lock plunger of lock body side and locates in the lock body and drive the lock plunger is relative the flexible actuating mechanism of lock body, its characterized in that: the intelligent lock that anti-falling door damaged still includes:
the door opening state detection device is used for outputting an anti-falling driving signal when detecting that the door is in an opening state; the door opening state detection device is connected with the driving mechanism, and the driving mechanism receives the anti-falling driving signal and drives the lock plunger to retract into the lock body according to the anti-falling driving signal;
the door opening state detection device includes:
the trigger tongue is arranged on the side surface of the lock body and can stretch and retract relative to the lock body; the front end of the trigger tongue is provided with an inclined leading-in part, and the leading-in part drives the trigger tongue to move backwards under the action of the extrusion force of a door frame in the closing process of the door until the trigger tongue is retracted into the lock body after the door is closed;
the trigger tongue spring is connected with the rear end of the trigger tongue and drives the trigger tongue to extend out of the lock body under the action of no external force;
the trigger switch is arranged on one side of the trigger tongue, and outputs the anti-falling driving signal when the trigger tongue is detected to extend out of the lock body.
3. The anti-drop door tamper smart lock of claim 2, wherein: the door opening state detection device further includes:
the detection box is fixed in the lock body, the front end of the detection box is provided with a trigger tongue hole, and the front end of the trigger tongue is arranged in the trigger tongue hole and can move back and forth relative to the trigger tongue hole; the rear end of the trigger tongue spring is supported on the inner side of the rear wall of the detection box; the trigger switch is fixed in the detection box.
4. The anti-drop door tamper smart lock of claim 3, wherein: one side of the trigger tongue is provided with a trigger block which moves along with the trigger tongue, the trigger switch is arranged on one side of the trigger block and is fixed in the lock body, and when the trigger tongue moves forwards to extend out of the lock body, the trigger block moves forwards along with the trigger tongue to press the trigger switch so that the trigger switch is closed to output the anti-falling driving signal.
5. The anti-drop door tamper smart lock of claim 4, wherein: the door opening state detection device further includes:
the switch fixing frame is arranged on one side of the trigger tongue and is fixed on the side wall of the detection box, and a first fixing groove arranged in the front-back direction is formed in the side wall of the detection box; the switch fixing frame comprises a front fixing frame and a side fixing frame connected with the front fixing frame, a second fixing groove arranged in the left-right direction is formed in the side fixing frame, and the switch fixing frame penetrates through the first fixing groove and the second fixing groove through screws and is fixed on the side wall of the detection box; the trigger switch is fixed on the front fixing frame by penetrating through the third fixing groove through a screw.
6. The anti-drop door tamper smart lock of claim 3, wherein: one side of the trigger tongue is provided with a trigger magnet which moves along with the trigger tongue, the trigger switch is a Hall switch which is fixed in the detection box and is positioned on one side of the trigger tongue, when the trigger tongue moves forwards and stretches out of the lock body, the trigger magnet moves forwards along with the trigger tongue, and the Hall switch senses that the trigger magnet outputs the anti-falling driving signal.
7. The anti-drop door tamper smart lock of claim 2, wherein: the lock body is provided with a trigger tongue movement groove arranged in the front-back direction, the trigger tongue is provided with a trigger tongue positioning column, and the trigger tongue positioning column is inserted into the trigger tongue movement groove and can move back and forth along the trigger tongue movement groove.
8. The anti-drop door tamper smart lock of claim 3, wherein: the rear end face of the trigger tongue is provided with a first convex column extending backwards, the rear side wall of the detection box is provided with a second convex column extending forwards, and two ends of the trigger tongue spring are respectively sleeved on the first convex column and the second convex column.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320999886.XU CN220769139U (en) | 2023-04-27 | 2023-04-27 | Intelligent lock capable of preventing damage to falling door |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320999886.XU CN220769139U (en) | 2023-04-27 | 2023-04-27 | Intelligent lock capable of preventing damage to falling door |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220769139U true CN220769139U (en) | 2024-04-12 |
Family
ID=90612923
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320999886.XU Active CN220769139U (en) | 2023-04-27 | 2023-04-27 | Intelligent lock capable of preventing damage to falling door |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220769139U (en) |
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2023
- 2023-04-27 CN CN202320999886.XU patent/CN220769139U/en active Active
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