CN111123366A

CN111123366A - Manned and unmanned identification module

Info

Publication number: CN111123366A
Application number: CN201911322380.XA
Authority: CN
Inventors: 郭晓鑫
Original assignee: Individual
Current assignee: Individual
Priority date: 2019-12-21
Filing date: 2019-12-21
Publication date: 2020-05-08

Abstract

The invention provides a module for identifying whether a person is in a toilet or not. The manned and unmanned identification module comprises a magnet module and an induction module. The manned and unmanned identification module provided by the invention solves the two difficulties that people can not identify the manned when the toilet is still and the manned can not be identified when the door is closed and the door is unlocked in the current industry, and has the advantages of low cost, convenience in installation, no need of debugging, high identification accuracy and the like.

Description

Manned and unmanned identification module

Technical Field

The invention relates to the technical field of toilet manned identification, in particular to a toilet manned and unmanned identification module.

Background

At present, a plurality of methods for sensing the presence of people and the absence of people in the toilet are available on the market, such as an infrared pyroelectric sensor, a door lock electronic switch, a photoelectric reflection sensor and the like, but all have certain limitations.

1. For example, the infrared pyroelectric sensor or the dual-technology or triple-technology sensor formed by microwave and infrared can only sense a person when the person moves, and cannot sense the person if the person is stationary in a toilet.

2. For example, the electronic switch of the door lock can sense a person only by locking the door when the toilet is in use, and cannot sense the person if the toilet is not locked, and the electronic switch is inconvenient to install.

3. For example, a photoelectric reflection sensor detects whether people are in the sensor or not by reflecting infrared signals by a human body, but the sensor has a small sensing range, high installation requirements and high cost.

Therefore, there is a need to provide a new module for identifying whether someone is in a toilet to solve the above technical problems.

Disclosure of Invention

In order to solve the above technical problem, the manned and unmanned identification module provided by the invention comprises: magnet module, response module. An infrared pyroelectric sensor, a dry reed switch and a single chip microcomputer chip circuit are arranged in the induction module, and comprehensive judgment can be carried out according to the signal change of the infrared pyroelectric sensor and the level signal change of the dry reed switch, so that people and nobody can be identified.

The magnet module is characterized by comprising a first shell and a magnet. The magnet is fixed inside the first shell. The induction module is characterized by comprising a second shell, a circuit board, a Fresnel lens, an infrared pyroelectric sensor and a reed switch, wherein a single chip microcomputer chip is arranged on the circuit board.

Preferably, the magnet module is installed at the edge of the door panel.

Preferably, the sensing module is installed near the door frame wall. And when the door is closed, the reed pipe inside the door can act with the magnet module to be closed.

Preferably, the reed switch is normally in an open state, and when the reed switch is close to the magnet module, the reed switch is closed, and current passes through the reed switch; when the magnet module is separated, the reed switch is disconnected, and current cannot pass through the reed switch; the single chip microcomputer respectively identifies a door closing state or a door opening state by detecting whether the reed switch is closed or opened;

preferably, when a person moves, the infrared pyroelectric sensor outputs an electric signal; when a person is in a static state or an unmanned state, a reverse electric signal output by the infrared pyroelectric sensor; the single chip microcomputer identifies the motion state, the static state or the unmanned state of a person by detecting the electric signal output by the infrared pyroelectric sensor.

Preferably, the single chip microcomputer judges the door opening state, the door closing state, the manned motion state, the static state or the unmanned state; when the door is closed, the singlechip detects the motion state of a person within a specified time limit, and then the person is identified; when the door is closed, the singlechip detects that no person or a person stands still within a specified time limit, and the singlechip identifies that no person exists; the single chip microcomputer judges through the state combination of the door opening state, the door closing state, the manned motion state and the static or unmanned state, and can accurately identify whether the person is manned or unmanned.

Preferably, the combination formed by the reed switch and the magnet can be replaced by the combination formed by the optical coupler and the baffle, and when the baffle blocks the optical coupler, the level is output; when the baffle plate does not shield the optical coupler, a reverse level is output.

Compared with the related art, the manned and unmanned identification module provided by the invention has the following beneficial effects:

the manned and unmanned identification module provided by the invention solves the two difficulties that people can not identify the manned when the toilet is still and people can not be identified when the door is only closed but not locked in the current industry. And space limitation is broken away, and people and nobody can be accurately identified in public small-grid toilets or toilets with bathroom wash basins and other household levels.

The invention has finished products and is applied to actual scene test with good effect. Compared with various induction modules sold in the market, the induction module has the advantages of low cost, convenience in installation, no need of debugging, high identification accuracy and the like.

Drawings

Fig. 1 is a combination diagram of a manned and unmanned identification module according to a first embodiment of the present invention;

fig. 2 is a schematic view showing the installation of the manned and unmanned identification module of the first embodiment;

FIG. 3 is a schematic diagram of the operation of the first embodiment of the present invention;

FIG. 4 is a logic execution flow chart of the single chip microcomputer according to the first embodiment of the present invention;

FIG. 5 is a diagram of a sample application scenario in accordance with the first embodiment of the present invention;

FIG. 6 is a combination diagram of a manned and unmanned identification module in accordance with a second embodiment of the present invention;

FIG. 7 is a schematic diagram of the operation of a second embodiment of the present invention;

reference numbers in the figures: 1. the pyroelectric infrared sensor comprises a first shell, 2 infrared pyroelectric sensors, 3 a second shell, 4a magnet, 5 a reed pipe, 6 a Fresnel lens, 7 a toilet inner wall, 8 a sensing module, 10 a magnet module, 11 a door panel, 12 a baffle, 13 and an optical coupler.

Detailed Description

The invention is further described with reference to the following figures and embodiments.

First embodiment

Please refer to fig. 1, fig. 2 and fig. 3 in combination, wherein fig. 1 is a combination diagram of a human unmanned identification module according to a first embodiment of the present invention; fig. 2 is a schematic view showing the installation of the manned and unmanned identification module of the first embodiment; FIG. 3 is a schematic diagram of the operation of the first embodiment of the present invention; the sensing module 8 is mounted at the door frame side, and the magnet module 10 is mounted at the door panel 11 side.

When the door is closed, the magnetic field generated by the magnet module 10 closes the reed pipe 5 in the induction module 9, and the singlechip in the induction module 8 detects the closing of the reed pipe 5 and recognizes a door closing state A. Through opening the door, the magnetic field that magnet module 10 sent is kept away from tongue tube 5, and the singlechip detects that tongue tube 5 opens this moment, and the state of opening the door is discerned.

Through the infrared pyroelectric sensor 2 inside the induction module 8, when someone moves, the singlechip detects that the infrared pyroelectric sensor 2 outputs high level, and then discerns as someone, and when the people keeps the quiescent condition or nobody, the singlechip detects that the infrared pyroelectric sensor 2 outputs low level, and then discerns as nobody state this moment.

Referring to fig. 4, a logic execution flow chart of a single chip microcomputer according to a first embodiment of the present invention shows that, after determining that a person is in a closed state, the single chip microcomputer detects that a person is present within a predetermined time limit, and then identifies that a person is present; after the toilet is judged to be in a door closing state according to the fact that the toilet is unmanned, if the single chip microcomputer detects that the toilet is unmanned within the specified time limit, the toilet is identified as unmanned; the single chip microcomputer can accurately judge whether people exist or not through the combination of the above states of door opening or door closing, and the states of people moving or static nobody.

Fig. 5 is a diagram of a sample application scenario according to a first embodiment of the present invention.

Second embodiment

Please refer to fig. 6 and 7 in combination, wherein fig. 6 is a combination diagram of a human unmanned identification module according to a second embodiment of the present invention; fig. 7 is a schematic diagram illustrating the operation of the second embodiment of the present invention. A baffle 12 is arranged in the first shell 1 and fixed on the door plate 10, and an optical coupler 13 is arranged in the second shell 3; the second shell is fixed at the door frame edge, and when the door is closed, the baffle 12 just shields the optical coupler 13; when the door is opened, the optical coupler is not shielded; at the moment, the single chip microcomputer judges whether to close the door or open the door by judging the change of an output signal of the optocoupler.

Through the infrared pyroelectric sensor 2 inside the induction module 8, when someone moves, the singlechip detects that the infrared pyroelectric sensor 2 outputs high level, and then discerns as someone, and when the people keeps the quiescent condition or nobody, the singlechip detects that the infrared pyroelectric sensor 2 outputs low level, and then discerns as nobody state this moment. After the basis that the toilet is judged to be in a door closing state, the single chip microcomputer detects that the person exists within the specified time limit, and the person is identified; after the toilet is judged to be in a door closing state according to the fact that the toilet is unmanned, if the single chip microcomputer detects that the toilet is unmanned within the specified time limit, the toilet is identified as unmanned; the single chip microcomputer can accurately judge whether people exist or not through the combination of the above states of door opening or door closing, and the states of people moving or static nobody.

The electric elements presented in the application are externally connected with a power supply or a battery when in use;

the pyroelectric infrared sensor 2 adopts a Senba A series sensor;

the reed switch 5 adopts a GPS-14A model provided by a Ketian micro digital private store;

the single chip microcomputer adopts the model STM8S003 of Italian semiconductor company;

the circuit and the electrical components and modules are prior art and can be implemented completely by those skilled in the art without undue experimentation.

The above description is only an embodiment of the present invention, and not intended to limit the scope of the present invention, and all modifications of equivalent structures and equivalent processes, which are made by using the contents of the present specification and the accompanying drawings, or directly or indirectly applied to other related technical fields, are included in the scope of the present invention.

Claims

1. An unmanned aerial vehicle identification module, comprising: magnet module, response module.

2. The magnet module according to claim 1, comprising a first housing and a magnet; the magnet is fixed inside the first shell.

3. The sensing module of claim 1, comprising a second housing, a circuit board, a fresnel lens, an infrared pyroelectric sensor, a reed switch, and a single chip on the circuit board.

4. The magnet module of claim 1 mounted to an edge of a door panel.

5. The induction module of claim 1 mounted adjacent a jamb and the magnet module of claim 2 is capable of closing a reed switch within the induction module when the door is closed.

6. The reed switch of claim 3 being normally open, the reed switch being closed when proximate the magnet module of claim 2, current passing through the reed switch; when the magnet module is separated, the reed switch is disconnected, and current cannot pass through the reed switch; the single chip microcomputer according to claim 3 recognizes a door closing state or a door opening state by detecting whether the reed pipe is closed or opened, respectively.

7. The infrared pyroelectric sensor as recited in claim 3, wherein when a person moves, the infrared pyroelectric sensor outputs an electrical signal; when a person is in a static state or an unmanned state, the infrared pyroelectric sensor outputs a reverse electric signal; the single chip microcomputer according to claim 3 recognizes a human motion state, a static state or an unmanned state by detecting an electric signal output from the infrared pyroelectric sensor.

8. The door opening state, the door closing state, the manned motion state, the static state or the unmanned state according to claim 7, wherein the single chip microcomputer comprehensively judges the states; when the door is closed, the singlechip detects the motion state of a person within a specified time limit, and then the person is identified; when the door is closed, the singlechip detects that no person or a person stands still within a specified time limit, and the singlechip identifies that no person exists; the single chip microcomputer judges through the state combination of the door opening state, the door closing state, the manned motion state and the static or unmanned state, and can accurately identify whether the person is manned or unmanned.

9. The magnet module of claim 1, wherein the induction module is mounted inside a toilet.

10. The combination formed by the reed switch of claim 3 and the magnet of claim 2 can be replaced by the combination formed by an optocoupler and a baffle, and when the baffle blocks the optocoupler, the level is output; when the baffle plate does not shield the optical coupler, a reverse level is output.