CN211609561U - Paper supply device with automatic toilet seat occupation state detection function - Google Patents
Paper supply device with automatic toilet seat occupation state detection function Download PDFInfo
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- CN211609561U CN211609561U CN201922164718.5U CN201922164718U CN211609561U CN 211609561 U CN211609561 U CN 211609561U CN 201922164718 U CN201922164718 U CN 201922164718U CN 211609561 U CN211609561 U CN 211609561U
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Abstract
The embodiment of the utility model relates to a paper supply device with the function of automatically detecting the occupancy state of a toilet, wherein each paper supply device is arranged in one toilet; the paper supply device comprises a device shell, and a paper supply mechanism, an ultrasonic sensor, a pyroelectric sensor and a signal transmission module which are arranged in the device shell; the pyroelectric sensor detects the change of the ambient temperature around the paper supply device in the toilet and outputs a first electric signal to be sent to the ultrasonic sensor; the ultrasonic sensor starts the real-time monitoring of the barrier according to the first electric signal, outputs a first state detection signal and sends the first state detection signal to an external signal processing terminal.
Description
Technical Field
The utility model relates to a mechanical structure technical field especially relates to a paper supply device with lavatory position occupation state automated inspection function.
Background
Public health facilities are widely applied to various places as an important infrastructure, the existing public toilet monitoring system does not realize intellectualization comprehensively, most of the public toilet is a public toilet partition door lock, and the state indication is displayed on a toilet door according to the state of the door lock. Such as "occupied", "unoccupied", or "suspended use".
However, in many cases, the door lock state is not in accordance with the actual state due to the door lock failure or the situation that the user is not in place to lock the door. Although the door lock state shows that someone is in the toilet, the situation that nobody is in the toilet actually happens occasionally, so that the user can queue up outside and wait while the toilet is actually empty and the user does not know.
In addition, for a large-scale public toilet, a user cannot directly confirm the vacant condition of the toilet in a short time, and usually the user needs to check the toilet one by one to find the vacant toilet, so that great inconvenience is brought to the user of the public toilet.
SUMMERY OF THE UTILITY MODEL
The utility model aims at the not enough that exists among the prior art, a paper supply device with lavatory position occupation state automated inspection function is provided, there is the user to carry out automatic identification in the lavatory position through pyroelectric sensor among the paper supply device and ultrasonic sensor, can obtain accurate real-time lavatory position occupation state, and the reasonable display output device who sets up of accessible, make the user who waits to use the lavatory position can accurately learn the lavatory position state, play and effectively dredge the user, reduce user latency's effect.
In order to achieve the above object, an embodiment of the present invention provides a paper supply device with toilet seat occupation state automatic detection function, wherein each paper supply device is installed in a toilet seat, and the paper supply device comprises: the device comprises a device shell, and a paper feeding mechanism, an ultrasonic sensor, a first pyroelectric sensor and a signal transmission module which are arranged in the device shell;
the first pyroelectric sensor is used for detecting the change of the ambient temperature of a paper supply device in the toilet, and when the temperature change exceeds a temperature change threshold value, the first pyroelectric sensor outputs a first electric signal and sends the first electric signal to the ultrasonic sensor;
the ultrasonic sensor starts real-time monitoring of the obstacle according to the first electric signal, and when the obstacle is monitored in a first distance range, the ultrasonic sensor outputs a first state detection signal and sends the first state detection signal and the device I D of the paper feeding device to an external signal processing terminal through the signal transmission module.
Preferably, after the ultrasonic sensor outputs a first state detection signal, when the ultrasonic sensor does not monitor an obstacle within the first distance range for a first time period and the temperature change detected by the first pyroelectric sensor does not exceed a temperature change threshold, after the first time period, the ultrasonic sensor outputs a second state detection signal and the first pyroelectric sensor outputs a vacant state detection signal; the signal output module transmits the second state detection signal, the empty state detection signal, and the device I D of the paper feeding device to the signal processing terminal.
Preferably, the ultrasonic sensor is horizontally disposed at a lower portion in the device case, and an ultrasonic screen is provided on the device case in an ultrasonic wave emitting direction of the ultrasonic sensor.
Preferably, the first pyroelectric sensor is horizontally arranged at the lower part in the device shell, and a pyroelectric screen is arranged on the device shell in front of the first pyroelectric sensor.
Preferably, the paper supply device further includes a second pyroelectric sensor disposed vertically downward at a lower portion in the device case, and a pyroelectric screen is provided at the bottom of the device case.
Preferably, the ultrasonic sensor, the first pyroelectric sensor and the signal transmission module are connected through signal lines respectively.
Preferably, the paper supply device further comprises a power module, and the power module is respectively connected with the ultrasonic sensor, the first pyroelectric sensor and the signal transmission module.
The embodiment of the utility model provides a paper supply device with lavatory position occupation state automated inspection function, whether have the user to carry out automatic identification in the lavatory position through pyroelectric sensor among the paper supply device and ultrasonic sensor, can obtain accurate real-time lavatory position occupation state to the display output device of the reasonable setting of accessible, make the user that waits to use the lavatory position can accurately learn the lavatory position state, play and effectively dredge the user, reduce user latency's effect.
Drawings
Fig. 1 is a schematic structural diagram of a paper supply device with a toilet seat occupancy state automatic detection function provided by an embodiment of the present invention;
fig. 2 is the utility model discloses the lavatory position occupation state detecting system block diagram that the embodiment provided.
Detailed Description
The technical solution of the present invention is further described in detail by the accompanying drawings and examples.
The embodiment of the utility model provides a paper supply device with lavatory position occupation state automated inspection function mainly is applied to public health place, can have to every lavatory position whether user carries out automatic identification to can be used for the lavatory position to occupy the state and instruct, play the effect of dredging the user.
Fig. 1 is the utility model discloses the structure schematic diagram of the paper supply device with lavatory position occupation state automated inspection function that the embodiment provided, as shown in fig. 1, the paper supply device includes: the device comprises a device shell 1, a paper feeding mechanism 2 arranged in the device shell 1, an ultrasonic sensor 3, a first pyroelectric sensor 4 and a signal transmission module (not shown in the figure);
specifically, the ultrasonic sensor 3 is horizontally disposed at a lower portion in the apparatus case 1, and an ultrasonic screen is provided on the apparatus case 1 in the ultrasonic wave emitting direction of the ultrasonic sensor 3.
The first pyroelectric sensor 4 is also horizontally disposed in the lower part of the device case, and a pyroelectric screen is provided on the device case 1 in front of the first pyroelectric sensor 4.
In the structure shown in fig. 1 in this example, the ultrasonic screen and the pyroelectric screen are combined into one screen 5, which covers both the ultrasonic sensor 3 and the first pyroelectric sensor 4.
The pyroelectric sensor is a sensor sensitive to temperature, when a human body enters a detection area, the human body is different from the ambient temperature, and the pyroelectric sensor monitors the corresponding output signal of the change of the temperature. The ultrasonic sensor converts an ultrasonic signal into other energy signals (usually, electric signals), and when the ultrasonic sensor touches impurities or interfaces, the ultrasonic sensor generates significant reflection to form a reflection echo, so that the displacement of an object is detected.
This application is used for the monitoring that the lavatory position occupied with pyroelectric sensor and ultrasonic sensor.
Specifically, the first pyroelectric sensor 4 is used for detecting the change of the ambient temperature around the paper supply device in the toilet, and when the temperature change exceeds a temperature change threshold value, the first pyroelectric sensor 4 outputs a first electric signal and sends the first electric signal to the ultrasonic sensor 3; wherein the temperature change threshold value can be set according to an empirical value.
The ultrasonic sensor 3 starts real-time monitoring of the obstacle according to the first electric signal, and when the obstacle is monitored within the first distance range, the ultrasonic sensor 3 outputs a first state detection signal and sends the first state detection signal and the device I D of the paper feeding device to an external signal processing terminal through a signal transmission module. In which the device ID of the paper feeding device is recorded in advance in the signal transmission module, the first distance range is correlated with the accuracy of the ultrasonic sensor 3.
After the ultrasonic sensor 3 outputs a first state detection signal, when the ultrasonic sensor 3 does not monitor an obstacle within a first distance range within a first time period and the temperature change detected by the first pyroelectric sensor 4 does not exceed a temperature change threshold value, after the first time period, the ultrasonic sensor 3 outputs a second state detection signal and the first pyroelectric sensor 4 outputs a vacant state detection signal; the signal output module transmits the second state detection signal, the empty state detection signal, and the device ID of the paper feeding device to an external signal processing terminal.
Preferably, the paper supply device further includes a second pyroelectric sensor 6, the second pyroelectric sensor 6 is vertically disposed downward in the lower portion of the device case 1, and the bottom of the device case 1 further has a pyroelectric screen 7 disposed below the second pyroelectric sensor 6.
The function of second pyroelectric sensor 6 is the same with first pyroelectric sensor 4, increases the pyroelectric sensor of a vertical downward direction, is for increasing the sensitivity, especially to the shorter children of height, and the first pyroelectric sensor 4 that the level set up probably can not be sensitive senses, and the increase of second pyroelectric sensor 6 for the sensitivity of equipment increases.
The ultrasonic sensor 3, the first pyroelectric sensor 4 and the signal transmission module are connected through signal lines respectively; the second pyroelectric sensor 6, the ultrasonic sensor 3 and the signal transmission module are also connected through signal lines respectively.
The utility model discloses a paper supply device still includes power module (not shown in the figure), and ultrasonic sensor 3, first pyroelectric sensor 4, second pyroelectric sensor 6 and signal transmission module are connected respectively to power module.
The utility model discloses a paper supply device with lavatory position occupation state automated inspection function can be arranged in the lavatory position occupation state detecting system that figure 2 shows.
In the detection system shown in fig. 2, a plurality of paper feeding devices 10, signal processing terminals 20, and display devices 30 are included; each paper feeding device 10 is installed in one toilet room; each of the sheet feeding devices 10 is constructed as shown in fig. 1 above. The signal transmission interaction between the paper feeding device 10 and the signal processing terminal 20 is preferably a wireless signal transmission method, and the signal interaction between the signal processing terminal 20 and the display device 30 can be realized by a wired or wireless signal transmission method.
With reference to fig. 1 and 2, the working process of the toilet seat occupancy state detection system can be as follows.
Each paper supply device 10 is installed in a toilet, the first pyroelectric sensor 4 and the second pyroelectric sensor 6 of each paper supply device 10 detect the change of the ambient temperature around the paper supply device 10 in the toilet, when a user walks into the toilet, the first pyroelectric sensor 4 and/or the second pyroelectric sensor 6 detect that the temperature change exceeds a temperature change threshold value, and the temperature change is sent to the ultrasonic sensor 3 by outputting a first electric signal;
the ultrasonic sensor 3 starts real-time monitoring of the obstacle according to the first electric signal, and when the obstacle, i.e., the user, is monitored within the first distance range, the ultrasonic sensor 3 outputs a first state detection signal and transmits the first state detection signal and the device I D of the paper feeding device 10 to the signal processing terminal 20 through the signal transmission module;
the signal processing terminal 20 determines the state of the toilet seat where the paper feeding device 10 is located as an occupied state according to the received device I D of the paper feeding device 10 and the first state detection signal, and outputs an occupied state signal to the display device 30 accordingly; the occupancy status signal comprises a first status indication parameter and a toilet seat I D;
the display device 30 analyzes the occupancy status signal, and outputs a status indication signal indicating the toilet seat where the paper feeding device 10 is located as a first status signal according to the toilet seat where the paper feeding device 10 is located and the toilet seat ID. In this example, the first status signal indicates an occupancy status, which may be indicated by a colored indicator light, or text, or other specific symbol. For example, in fig. 2, the 4 th toilet indicates that the toilet is in an occupied state through an indicator lamp.
After the ultrasonic sensor 3 outputs the first state detection signal, the ultrasonic sensor 3 and the first and second pyroelectric sensors 4 and 6 can also continuously monitor the signal change in the toilet. If a user walks out of a toilet, the situation that the ultrasonic sensor cannot continuously monitor the obstacle within the first distance range and the temperature change detected by the pyroelectric sensor does not exceed the temperature change threshold value can occur within the first time period. The first time period may be set according to an empirical value, for example, 5 seconds. The setting time cannot be too short to avoid false alarm caused by instant detection, and the setting time cannot be too long to avoid unnecessary toilet empty. When the above situation occurs, after the first duration, the ultrasonic sensor 3 outputs a second state detection signal, and the first pyroelectric sensor 4 and the second pyroelectric sensor 6 respectively output an empty state detection signal; the signal output module transmits the second state detection signal, the empty state detection signal, and the device ID of the paper feed device 10 to the signal processing terminal 20;
the signal processing terminal 20 determines the state of the toilet seat where the paper feeding device 1010 is located as the idle state based on the received device ID of the paper feeding device 10, the second state detection signal and the idle state detection signal, and outputs an idle state signal to the display device 30 accordingly; the vacant status signal comprises a second status indication parameter and a toilet ID;
the display device 30 analyzes the occupancy state signal, and outputs a state indication signal indicating the toilet seat where the paper feeding device 10 is located as a second state signal based on the toilet seat where the paper feeding device 10 is located and the toilet seat I D.
The display device 30 can be preferably arranged at an obvious position in a public washroom, and the signal output device for indicating the toilet position state on the display device 30 can be arranged and displayed according to the actual distribution condition of the toilet positions in the public washroom, so that a better prompt effect is generated for a user.
The embodiment of the utility model provides a paper supply device with lavatory position occupation state automated inspection function, whether have the user to carry out automatic identification in the lavatory position through pyroelectric sensor among the paper supply device and ultrasonic sensor, can obtain accurate real-time lavatory position occupation state to the display output device of the reasonable setting of accessible, make the user that waits to use the lavatory position can accurately learn the lavatory position state, play and effectively dredge the user, reduce user latency's effect.
The above-mentioned embodiments, further detailed description of the objects, technical solutions and advantages of the present invention, it should be understood that the above description is only the embodiments of the present invention, and is not intended to limit the scope of the present invention, and any modifications, equivalent substitutions, improvements, etc. made within the spirit and principle of the present invention should be included in the scope of the present invention.
Claims (7)
1. A paper supply device with a toilet seat occupancy state automatic detection function, characterized in that each paper supply device is installed in one toilet seat, the paper supply device comprising: the device comprises a device shell, and a paper feeding mechanism, an ultrasonic sensor, a first pyroelectric sensor and a signal transmission module which are arranged in the device shell;
the first pyroelectric sensor is used for detecting the change of the ambient temperature of a paper supply device in the toilet, and when the temperature change exceeds a temperature change threshold value, the first pyroelectric sensor outputs a first electric signal and sends the first electric signal to the ultrasonic sensor;
and the ultrasonic sensor starts real-time monitoring of the obstacle according to the first electric signal, and when the obstacle is monitored in a first distance range, the ultrasonic sensor outputs a first state detection signal and sends the first state detection signal and the device ID of the paper supply device to an external signal processing terminal through the signal transmission module.
2. The paper supply device according to claim 1, wherein after the ultrasonic sensor outputs a first state detection signal, when the ultrasonic sensor does not detect an obstacle within the first distance range for a first time period and none of the temperature changes detected by the first pyroelectric sensor exceeds a temperature change threshold value, after the first time period, the ultrasonic sensor outputs a second state detection signal and the first pyroelectric sensor outputs a vacant state detection signal; the signal transmission module transmits the second state detection signal, the empty state detection signal, and the device ID of the paper supply device to the signal processing terminal.
3. The sheet supplying apparatus as claimed in claim 1, wherein the ultrasonic sensor is horizontally disposed at a lower portion in the apparatus casing, and an ultrasonic screen is provided on the apparatus casing in an ultrasonic wave emitting direction of the ultrasonic sensor.
4. The paper supply of claim 1, wherein the first pyroelectric sensor is horizontally disposed at a lower portion within the device housing, and a pyroelectric screen is provided on the device housing before the first pyroelectric sensor.
5. The paper supply of claim 1, further comprising a second pyroelectric sensor disposed vertically downward in a lower portion of the device housing, the device housing further having a pyroelectric screen at a bottom thereof.
6. The sheet supplying device as claimed in claim 1, wherein the ultrasonic sensor, the first pyroelectric sensor and the signal transmission module are connected to each other by a signal line.
7. The paper supply of claim 1, further comprising a power module coupled to the ultrasonic sensor, the first pyroelectric sensor, and the signal transmission module, respectively.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922164718.5U CN211609561U (en) | 2019-12-05 | 2019-12-05 | Paper supply device with automatic toilet seat occupation state detection function |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922164718.5U CN211609561U (en) | 2019-12-05 | 2019-12-05 | Paper supply device with automatic toilet seat occupation state detection function |
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| Publication Number | Publication Date |
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| CN211609561U true CN211609561U (en) | 2020-10-02 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201922164718.5U Active CN211609561U (en) | 2019-12-05 | 2019-12-05 | Paper supply device with automatic toilet seat occupation state detection function |
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