CN214704028U - Door switch automatic check out system - Google Patents
Door switch automatic check out system Download PDFInfo
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- CN214704028U CN214704028U CN202120348873.7U CN202120348873U CN214704028U CN 214704028 U CN214704028 U CN 214704028U CN 202120348873 U CN202120348873 U CN 202120348873U CN 214704028 U CN214704028 U CN 214704028U
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Abstract
The utility model discloses a door switch automatic check out system, it can realize the automated inspection of door switch state, can avoid door switch state to detect the inefficacy simultaneously, ensures the accuracy that door switch state detected, and it includes signal acquisition module, controller, signal acquisition module includes ground magnetic sensor, vibration sensor, ground magnetic sensor all with the controller electricity is connected, vibration sensor is used for gathering the vibration information of door, ground magnetic sensor is used for gathering magnetic field intensity.
Description
Technical Field
The utility model relates to a door switch detects technical field, specifically is a door switch automatic checkout system.
Background
Along with the continuous progress of science and technology and the development of security protection technology, the entrance guard safety management system becomes the effective measure for solving the safety precaution management of door access, the entrance guard safety management system includes door switch detection, the door switch state detection device commonly used at present mainly includes micro-gap switch, but micro-gap switch is a mechanical switch with small contact interval and quick-action mechanism, it relies on outer mechanical force to act on the action reed through the transmission original paper, make the stationary contact and the movable contact of its end switch on or break off fast, but the action reed is yielding damage, stationary contact and movable contact are apt to take place wearing and tearing, under the long-term service condition, it is apt to take place that micro-gap switch damages and lead to the appearance of the problem that door switch state detection became invalid, seriously influence the accuracy that door switch state detected.
SUMMERY OF THE UTILITY MODEL
To the micro-gap switch easy wear or damage that exists among the prior art, influence the problem that door switch state detected the accuracy, the utility model provides a door switch automatic checkout system, it can realize the automated inspection of door switch state, can avoid door switch state to detect simultaneously and become invalid, ensures the accuracy that door switch state detected.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
the utility model provides a door switch automatic check out system, its includes signal acquisition module, controller, its characterized in that, signal acquisition module includes earth magnetism sensor, vibration sensor, earth magnetism sensor respectively through vibration sensor connecting circuit, earth magnetism sensor connecting circuit with the controller electricity is connected, vibration sensor is used for gathering the vibration information of door, earth magnetism sensor is used for gathering the door is opened or magnetic field intensity when the door is closed.
It is further characterized in that the method further comprises the steps of,
the controller is a single chip microcomputer, and the model of the single chip microcomputer is HC32L130F8 UA;
the vibration sensor comprises a resistor R3, one end of the resistor R3 is grounded, the vibration sensor connecting circuit comprises a connector P4, the other end of the resistor R3 is connected with a pin 1 of the connector P4, pins 3 and 4 of the connector P4 are connected with pins 29 and 30 of the single chip microcomputer, a pin 5 of the connector P4 is connected with a first voltage source, and a pin 6 of the connector P4 is grounded;
the geomagnetic sensor includes a sensor chip U1, the geomagnetic sensor connection circuit includes a capacitor C2, the 8 pins of the sensor chip U1 are connected with the 12 pins of the sensor chip U1 through the capacitor C2, the 2 pins of the sensor chip U1 are respectively connected with the 4 pins of the sensor chip U1, one end of a capacitor C1 and the first voltage source, the 10 pins of the sensor chip U1 are connected with one end of a capacitor C3, the other end of the capacitor C3 and the 9 and 11 pins of the sensor chip U1 are grounded, the 13 pins of the sensor chip U1 are respectively connected with one ends of resistors R1 and R2 and the first voltage source, the other end of the resistor R1 is respectively connected with a pin 1 of the sensor chip U1 and a pin 29 of the singlechip, the other end of the resistor R2 is respectively connected with a 16 pin of the sensor chip U1 and a 30 pin of the single chip microcomputer;
the first voltage source is 3.3V;
the model of the sensor chip U1 is VCM 1193L;
the single chip microcomputer is connected with a peripheral circuit, a 1 pin of the single chip microcomputer is respectively connected with one ends of capacitors C6 and C7, the other ends of capacitors C6 and C7 are grounded, a 6 pin of the single chip microcomputer is respectively connected with one end of a resistor R8 and one end of a capacitor C9, the other end of the resistor R8 is connected with the first voltage source, the other end of the capacitor C9 is grounded, a 7 pin of the single chip microcomputer is respectively connected with one end of capacitors C12 and C13 and the first voltage source, the other ends of the capacitors C12 and C13 are grounded, a 31 pin of the single chip microcomputer is respectively connected with one ends of resistors R5 and R6, the other end of the resistor R6 and a 32 pin of the single chip microcomputer are grounded, the other end of the resistor R5 is connected with the first voltage source, a 17 pin of the single chip microcomputer is respectively connected with one end of capacitors C10 and C11 and the first voltage source, and the other ends of the capacitors C10 and C11 are grounded.
The magnetic field intensity monitoring device further comprises an alarm module, wherein the alarm module comprises a buzzer, the buzzer is electrically connected with the controller, the controller comprises a data processing unit, and the data processing unit is used for comparing the magnetic field intensity information with a preset standard magnetic field intensity;
the door lock is electrically connected with the controller;
the magnetic signal receiving end and the vibration sensor are arranged in the door lock at one side end of the door corresponding to the door frame.
Adopt the utility model discloses above-mentioned structure can reach following beneficial effect: in the twinkling of an eye that the door was opened or was closed, vibration sensor triggers to send trigger signal for the controller, the controller is opened, and controller control earth magnetism sensor gathers magnetic field intensity, judges through magnetic field intensity whether the door is in the state of closing the door, and when magnetic field intensity reached preset standard magnetic field intensity, the door was in the closed condition, thereby has realized the automated inspection of door switch state. The geomagnetic sensor mainly detects by using the change of the earth magnetic field when the ferromagnetic object passes through, so that the geomagnetic sensor is not easy to wear or damage, thereby avoiding the detection failure of the door opening and closing state and ensuring the accuracy of the detection of the door opening and closing state.
Drawings
Fig. 1 is a block diagram of the system structure of the present invention;
fig. 2 is a schematic diagram of an interface circuit of the vibration sensor of the present invention;
fig. 3 is a schematic diagram of an interface circuit of the geomagnetic sensor of the present invention;
fig. 4 is a schematic diagram of an interface circuit of the single chip microcomputer of the present invention.
Detailed Description
Referring to fig. 1, an automatic door switch detection system comprises a signal acquisition module, a controller 1, an alarm module, a door lock 5, wherein the controller is a single chip microcomputer, the model of the single chip microcomputer is HC32L130F8UA, the single chip microcomputer comprises a data processing unit, the data processing unit is used for comparing magnetic field intensity information with a preset standard magnetic field intensity, the signal acquisition module comprises a geomagnetic sensor 2 and a vibration sensor 3, the alarm module comprises a buzzer 4, the vibration sensor 2 is connected with the circuit through a vibration sensor connecting circuit 21, the geomagnetic sensor 3 is electrically connected with the single chip microcomputer through a geomagnetic sensor connecting circuit 31, the circuit driving device (circuit driving device can adopt the prior art) of the buzzer 4 and the door lock 5 is electrically connected with the single chip microcomputer, the vibration sensor 2 is used for acquiring vibration information of the door, the geomagnetic sensor 3 is installed on the door lock and is used for detecting the geomagnetic field intensity sensed at the current position, when the door is opened or closed, the magnetic field intensity changes, so that the magnetic field intensity during opening the door and the magnetic field intensity during closing the door can be obtained through the geomagnetic sensor 3.
Referring to fig. 2, the vibration sensor 2 includes a resistor R3, one end of the resistor R3 is grounded, the vibration sensor connection circuit 21 includes a connector P4, the other end of the resistor R3 is connected to pin 1 of the connector P4, pins 3 and 4 of the connector P4 are connected to pins 29 and 30 of the single chip, pin 5 of the connector P4 is connected to a first voltage source, and pin 6 of the connector P4 is grounded.
Referring to fig. 3, the geomagnetic sensor 3 includes a sensor chip U1, the model of the sensor chip U1 is VCM1193L, the geomagnetic sensor connection circuit 31 includes a capacitor C2, an 8 pin of the sensor chip U1 is connected to a 12 pin of the sensor chip U1 through a capacitor C2, a 2 pin of the sensor chip U1 is respectively connected to a 4 pin of the sensor chip U1, one end of the capacitor C1, a first voltage source +3.3V _ SENSER, and the first voltage source is 3.3V; the 10 pin of the sensor chip U1 is connected with one end of a capacitor C3, the other end of the capacitor C3, the 9 pin and the 11 pin of the sensor chip U1 are grounded, the 13 pin of the sensor chip U1 is respectively connected with one end of a resistor R1 and a resistor R2, the first voltage source is +3.3V _ SENSER, the other end of the resistor R1 is respectively connected with the 1 pin of the sensor chip U1, the 29 pin of the singlechip, and the other end of the resistor R2 is respectively connected with the 16 pin of the sensor chip U1 and the 30 pin of the singlechip.
The single chip microcomputer is connected with a peripheral circuit, a 1 pin of the single chip microcomputer is respectively connected with one ends of capacitors C6 and C7, the other ends of the capacitors C6 and C7 are grounded, a 6 pin of the single chip microcomputer is respectively connected with one end of a resistor R8 and one end of a capacitor C9, the other end of the resistor R8 is connected with a first voltage source, the other end of the capacitor C9 is grounded, a 7 pin of the single chip microcomputer is respectively connected with one ends of capacitors C12 and C13 and the first voltage source, the other ends of the capacitors C12 and C13 are grounded, a 31 pin of the single chip microcomputer is respectively connected with one ends of resistors R5 and R6, the other end of the resistor R6 and a 32 pin of the single chip microcomputer are grounded, the other end of a resistor R5 is connected with the first voltage source, a 17 pin of the single chip microcomputer is respectively connected with one end of capacitors C10 and C11 and the first voltage source, and the other ends of the capacitors C10 and C11 are grounded.
The specific working principle is as follows: vibration sensor installs in a side end of door, consequently opens or closes the twinkling of an eye at the door, according to vibration sensor's theory of operation, and the mechanical vibration volume of door converts vibration sensor's resistance R3's current variable quantity, and vibration sensor triggers to send the trigger signal and give the singlechip, the singlechip is opened, control earth magnetism sensor gathers magnetic field intensity, and sends the singlechip, and data processing unit in the singlechip judges whether the door is in the state of closing the door through magnetic field intensity: when the magnetic field intensity reaches the preset standard magnetic field intensity, the door is in a closed state, and therefore automatic detection of the door closed state is achieved. If the magnetic field strength does not reach the standard magnetic field strength within a period of time, the door is in an opening state, and if the time for opening the door (namely the duration time for the magnetic field strength not reaching the standard magnetic field strength) exceeds a preset time threshold, the buzzer in the single chip microcomputer control alarm module sends out a buzzing sound to prompt, so that the automatic detection of the opening and closing state of the door is further realized, and the door opening and closing state detection device is convenient for people to use.
What has been described above is only a preferred embodiment of the present application, and the present invention is not limited to the above embodiments. It is to be understood that other modifications and variations directly derivable or suggested by those skilled in the art without departing from the spirit and scope of the present invention are to be considered as included within the scope of the present invention.
Claims (7)
1. The utility model provides a door switch automatic check out system, its includes signal acquisition module, controller, its characterized in that, signal acquisition module includes earth magnetism sensor, vibration sensor, earth magnetism sensor respectively through vibration sensor connecting circuit, earth magnetism sensor connecting circuit with the controller electricity is connected, vibration sensor is used for gathering the vibration information of door, earth magnetism sensor is used for gathering the door is opened or magnetic field intensity when the door is closed.
2. The automatic door switch detection system of claim 1, wherein the controller is a single chip microcomputer, and the single chip microcomputer is HC32L130F8 UA.
3. The automatic door switch detecting system as claimed in claim 2, wherein the vibration sensor includes a resistor R3, one end of the resistor R3 is grounded, the vibration sensor connecting circuit includes a connector P4, the other end of the resistor R3 is connected to pin 1 of the connector P4, pins 3 and 4 of the connector P4 are connected to pins 29 and 30 of the single chip microcomputer, pin 5 of the connector P4 is connected to a first voltage source, and pin 6 of the connector P4 is grounded.
4. The automatic door switch detection system as claimed in claim 3, wherein the geomagnetic sensor includes a sensor chip U1, the geomagnetic sensor connection circuit includes a capacitor C2, the 8 th pin of the sensor chip U1 is connected to the 12 th pin of the sensor chip U1 through the capacitor C2, the 2 nd pin of the sensor chip U1 is connected to the 4 th pin of the sensor chip U1, one end of a capacitor C1 and the first voltage source, the 10 th pin of the sensor chip U1 is connected to one end of a capacitor C3, the other end of the capacitor C3 and the 9 th and 11 th pins of the sensor chip U1 are grounded, the 13 th pin of the sensor chip U1 is connected to one end of a resistor R1, one end of a R2 and the first voltage source, the other end of the resistor R1 is connected to the 1 st pin of the sensor chip U1, the 29 th pin of the single chip microcomputer, and the other end of the resistor R2 is connected to the 16 th pin of the sensor chip U1, And the single chip microcomputer has 30 pins.
5. The automatic door switch detection system of claim 4, wherein the single chip microcomputer is connected to a peripheral circuit, 1 pin of the single chip microcomputer is connected to one end of each of capacitors C6 and C7, the other ends of the capacitors C6 and C7 are grounded, 6 pins of the single chip microcomputer are connected to one end of a resistor R8 and one end of a capacitor C9, the other end of the resistor R8 is connected to the first voltage source, the other end of the capacitor C9 is grounded, 7 pins of the single chip microcomputer are connected to one end of each of capacitors C12 and C13 and the first voltage source, the other ends of the capacitors C12 and C13 are grounded, 31 pin of the single chip microcomputer is connected to one end of each of resistors R5 and R6, the other end of the resistor R6 and 32 pin of the single chip microcomputer are grounded, the other end of the resistor R5 is connected to the first voltage source, 17 pin of the single chip microcomputer is connected to one end of each of capacitors C10 and C11 and the first voltage source, the other ends of the capacitors C10 and C11 are grounded.
6. The automatic door switch detection system according to claim 5, further comprising an alarm module, wherein the alarm module comprises a buzzer, the buzzer is electrically connected with the controller, the controller comprises a data processing unit, and the data processing unit is configured to compare the magnetic field strength information with a preset standard magnetic field strength.
7. An automatic door switch detection system as claimed in claim 1 or 6, further comprising a door lock, said door lock being electrically connected to said controller.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120348873.7U CN214704028U (en) | 2021-02-07 | 2021-02-07 | Door switch automatic check out system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120348873.7U CN214704028U (en) | 2021-02-07 | 2021-02-07 | Door switch automatic check out system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214704028U true CN214704028U (en) | 2021-11-12 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120348873.7U Active CN214704028U (en) | 2021-02-07 | 2021-02-07 | Door switch automatic check out system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214704028U (en) |
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2021
- 2021-02-07 CN CN202120348873.7U patent/CN214704028U/en active Active
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