CN211115219U

CN211115219U - Door lock detection device

Info

Publication number: CN211115219U
Application number: CN201921703031.8U
Authority: CN
Inventors: 张耀钧; 张彩霞; 冯兆龙; 刘涛; 冯紫妍; 黄萌桦
Original assignee: Foshan University
Current assignee: Foshan University
Priority date: 2019-10-11
Filing date: 2019-10-11
Publication date: 2020-07-28
Anticipated expiration: 2029-10-11

Abstract

The utility model discloses a door lock detection device, include: the resetting hole is positioned in front of the key hole and is provided with a first hole wall and a second hole wall, and the resetting hole is used for a key to pass through and enable the first hole wall and the second hole wall to displace; the laser detection module is used for detecting the time of the first hole wall and the second hole wall staying at the preset positions when moving, and when the time exceeds a preset threshold value, a level signal is sent out. The situation that the key is inserted into the key hole is reflected to the preset position through the displacement of the first hole wall and the second hole wall after passing through the reset hole, the preset position is detected through the laser detection module, and therefore the situation that the key is forgotten to be pulled out is detected through the limitation of time. The dilemma that the existing device for detecting the condition that the key is forgotten to be pulled out is solved. The utility model discloses mainly used lock technical field.

Description

Door lock detection device

Technical Field

The utility model relates to a lock technical field, in particular to lock detection device.

Background

The door lock is composed of a cylinder lock at the beginning and a fingerprint lock at the later, and the difficulty faced by many people is solved by each development of the cylinder lock and the fingerprint lock. In life, people are busy in daily work and life. This causes a problem that the key is not pulled out. When the key is forgotten to be pulled out, the problems of key loss, incapability of preventing theft and the like can be caused, and as a heavy barrier for room safety, attention needs to be paid to how to detect the situation that the key is forgotten to be pulled out.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a door lock detection device aims at solving the current predicament that lacks the detection key and forget the condition device of extracting.

The utility model provides a solution of its technical problem is: a door lock detection device comprising: the resetting hole is positioned in front of the key hole and is provided with a first hole wall and a second hole wall, and the resetting hole is used for a key to pass through and enable the first hole wall and the second hole wall to displace; the laser detection module is used for detecting the time of the first hole wall and the second hole wall staying at the preset positions when moving, and when the time exceeds a preset threshold value, a level signal is sent out.

The utility model has the advantages that: through the reset hole, the condition that the key is inserted into the key hole is reflected to the preset position through the displacement of the first hole wall and the second hole wall, and the preset position is detected through the laser detection module, so that the condition that the key is forgotten to be pulled out is detected through the limitation of time. The dilemma that the existing device for detecting the condition that the key is forgotten to be pulled out is solved.

Further, the first hole wall comprises a first elastic sheet and a first reset spring, one side edge of the first elastic sheet is connected with the first reset spring, the second hole wall comprises a second elastic sheet and a second reset spring, and one side edge of the second elastic sheet is connected with the second reset spring.

Further, the laser detection module comprises a first V L53L 0X sensor, a second V L053L 10X sensor and a single chip microcomputer, wherein the first V L253L 30X sensor and the second V L453L 50X sensor are respectively in communication connection with the single chip microcomputer, the first V L53L 0X sensor and the second V L53L 0X sensor are used for emitting and receiving detection laser, the single chip microcomputer is used for judging the time when the first elastic sheet and the second elastic sheet move to the preset positions according to signals transmitted by the first V L53L 0X sensor and the second V L53 38953 53L 0X sensor, and when the time exceeds a preset threshold value, a level signal is emitted.

Further, the door lock detection device further comprises a wireless module, the wireless module is connected with the single chip microcomputer, and the wireless module is used for sending the level signal to a communication network space. The level signal is received through the wireless module and is transmitted to the communication network space, so that a user can conveniently capture and know the information that the key is forgotten to be pulled out by using the mobile equipment.

Further, the wireless module is a Bluetooth module. The communication device with the bluetooth communication protocol captures the level signal.

Further, the wireless module is a ZigBee module. The communication equipment with the 2.4G communication protocol is convenient to capture the level signal.

Further, the singlechip is an STM32 singlechip.

Drawings

In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings used in the description of the embodiments will be briefly described below. It is obvious that the described drawings are only a part of the embodiments of the invention, not all embodiments, and that a person skilled in the art will be able to derive other designs and drawings from these drawings without the exercise of inventive effort.

FIG. 1 is a schematic structural view of a door lock detection device;

fig. 2 is a circuit connection block diagram of the laser detection module.

100. The wireless module comprises a shell, 110, a first elastic sheet, 120, a first return spring, 130, a second elastic sheet, 140, a second return spring, 210, a first V L53L 0X sensor, 220, a second V L53L 0X sensor, 230, a single chip microcomputer, 240, a wireless module, 300, a key hole, 400 and a front panel.

Detailed Description

Reference will now be made in detail to the present preferred embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to like elements throughout.

In the description of the present invention, it should be understood that the orientation or positional relationship referred to in the description of the orientation, such as up, down, front, rear, left, right, etc., is the orientation or positional relationship shown in the drawings, and is only for convenience of description and simplification of the description of the present invention, and does not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention.

In the description of the invention, if words such as "a number" or the like are used, the meaning is one or more, the meaning of a plurality is two or more, more than, less than, more than, etc. are understood as not including the number, and more than, less than, more than, etc. are understood as including the number.

In the description of the present invention, unless otherwise explicitly defined, terms such as setup, installation, connection, and the like should be understood in a broad sense, and those skilled in the art can reasonably determine the specific meanings of the terms in the present invention in combination with the detailed contents of the technical solutions.

In embodiment 1, referring to fig. 1 and 2, a door lock detection device is installed on a front panel 400 of a door lock, and includes a housing 100, a first elastic sheet 110, a first return spring 120, a second elastic sheet 130, a second return spring 140, and a laser detection module, where the housing 100 is installed in contact with the front panel 400 of the door lock, the laser detection module includes a single chip microcomputer 230, a first V53L X sensor 210, a second V L053L X sensor 220, a first V L253L X sensor 210, a second V L63453 63L X sensor 220 are respectively connected in communication with the single chip microcomputer 230, one side of the first elastic sheet 110 is connected with one end of the first return spring 120, the other end of the first return spring 120 is fixedly connected with the housing 100, one end of the second elastic sheet 130 is connected with one end of the second return spring 140, the other end of the second return spring 140 is fixedly connected with the housing 100, the first elastic sheet 110 and the first return spring 120 constitute a first return hole, the second elastic sheet 130 and the second return spring 140 are installed on a key surface of the housing, the first elastic sheet 110 and the second return spring 120 are installed on a key surface of the housing, the key surface of the second return spring 14, the key surface of the key surface.

When the door lock detection device works, a user penetrates a key into the key hole 300 from a reset hole, at the moment, due to the action of the key, the first elastic sheet 110 and the second elastic sheet 130 are pushed apart to generate displacement, the first elastic sheet 110 reaches a preset position, and the second elastic sheet 130 reaches the preset position, the first V L53L 0X sensor 210 and the second V L53L 0X sensor 220 respectively transmit state information that the first elastic sheet 110 and the second elastic sheet 130 reach the preset position to the single chip microcomputer 230.

In some embodiments, the door lock detection device further includes a wireless module 240, the wireless module 240 is connected to the single chip microcomputer 230, and the wireless module 240 is configured to send the level signal to a communication network space. The level signal is received through the wireless module 240 and transmitted to the communication network space, so that the user can conveniently capture and know the information that the key is forgotten to be pulled out by using the mobile device.

In some embodiments, wireless module 240 is a bluetooth module. The communication equipment with the Bluetooth communication protocol is convenient to capture the level signal.

In some embodiments, wireless module 240 is a ZigBee module. The communication equipment with the 2.4G communication protocol is convenient to capture the level signal.

In some embodiments, the single chip microcomputer 230 is an STM32 single chip microcomputer.

While the preferred embodiments of the present invention have been described in detail, it will be understood by those skilled in the art that the invention is not limited to the details of the embodiments shown, but is capable of various modifications and substitutions without departing from the spirit of the invention.

Claims

1. A door lock detection device, comprising:

the reset hole is positioned in front of the key hole, is provided with a first hole wall and a second hole wall, and is used for a key to pass through and enable the first hole wall and the second hole wall to displace;

and the laser detection module is used for detecting the time for the first hole wall and the second hole wall to stay on the preset positions, and when the time exceeds a preset threshold value, a level signal is sent out.

2. A door lock detecting device according to claim 1, wherein: the first hole wall comprises a first elastic sheet and a first reset spring, one side edge of the first elastic sheet is connected with the first reset spring, the second hole wall comprises a second elastic sheet and a second reset spring, and one side edge of the second elastic sheet is connected with the second reset spring.

3. The door lock detection device according to claim 2, wherein the laser detection module comprises a first V L53L 0X sensor, a second V L053L 10X sensor and a single chip microcomputer, the first V L253L 30X sensor and the second V L453L 50X sensor are respectively in communication connection with the single chip microcomputer, the first V L53L 0X sensor and the second V L53L 0X sensor are used for sending and receiving detection laser, the single chip microcomputer is used for judging the time when the first elastic sheet and the second elastic sheet move to the preset position according to signals transmitted by the first V L53L 0X sensor and the second V L53L 0X sensor, and when the time exceeds a preset threshold value, a level signal is sent.

4. The door lock detection device according to claim 3, further comprising a wireless module, wherein the wireless module is connected with the single chip microcomputer, and the wireless module is used for sending the level signal to a communication network space.

5. The door lock detection device according to claim 4, wherein the wireless module is a Bluetooth module.

6. A door lock detection device according to claim 4, wherein the wireless module is a ZigBee module.

7. A door lock detecting device according to claim 3, characterized in that the single chip microcomputer is an STM32 single chip microcomputer.