CN115115409A - Digital comprehensive management system for intelligent public toilet - Google Patents
Digital comprehensive management system for intelligent public toilet Download PDFInfo
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- CN115115409A CN115115409A CN202210780949.2A CN202210780949A CN115115409A CN 115115409 A CN115115409 A CN 115115409A CN 202210780949 A CN202210780949 A CN 202210780949A CN 115115409 A CN115115409 A CN 115115409A
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 192
- 238000009423 ventilation Methods 0.000 claims abstract description 24
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- 238000012423 maintenance Methods 0.000 abstract description 9
- 230000009471 action Effects 0.000 description 5
- 238000010586 diagram Methods 0.000 description 3
- 238000011161 development Methods 0.000 description 2
- 230000009191 jumping Effects 0.000 description 2
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- 206010063385 Intellectualisation Diseases 0.000 description 1
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- 238000013480 data collection Methods 0.000 description 1
- 230000037213 diet Effects 0.000 description 1
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- 238000001035 drying Methods 0.000 description 1
- 238000005429 filling process Methods 0.000 description 1
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Abstract
The invention relates to the technical field of comprehensive management of public places, in particular to a digital comprehensive management system of an intelligent public toilet, which comprises field equipment and a mobile terminal; the field device comprises a control module, a water supply module, a ventilation module, a paper supply module and a display module which are respectively communicated with the control module; the control module comprises a gateway and processing equipment, the gateway is used for connecting the field equipment with the Internet, and the processing equipment is connected with the water supply module, the ventilation module, the paper supply module and the display module through a router and used for processing data uploaded by the water supply module, the ventilation module, the paper supply module and the display module and issuing a control instruction to control the corresponding module to execute corresponding operation. The system provided by the invention is convenient for maintenance personnel to carry out daily maintenance and management on the public toilet by arranging the field equipment and the mobile terminal, and can acquire the operation information of the public toilet in time and realize online remote comprehensive management.
Description
Technical Field
The invention relates to the technical field of comprehensive management of public places, in particular to a digital comprehensive management system of an intelligent public toilet.
Background
With the progress and development of society, the public toilet as an infrastructure is continuously developing towards intellectualization.
The basic facilities in a public toilet include water supply facilities, power supply facilities, ventilation facilities, and auxiliary facilities such as drying, paper supply, and the like. Various facilities in the existing public toilet operate independently, and maintenance personnel are required to detect the operation conditions of various facilities frequently on duty, so that timely disposal can be realized. The mode consumes manpower and is difficult to meet the requirement of intelligent development of public toilets.
Disclosure of Invention
Therefore, a need exists to provide a digital integrated management system for intelligent public toilets to solve the above problems.
The embodiment of the invention is realized in such a way that the intelligent public toilet digital comprehensive management system comprises field equipment and a mobile terminal;
the field device comprises a control module, a water supply module, a ventilation module, a paper supply module and a display module which are respectively communicated with the control module;
the control module comprises a gateway and processing equipment, the gateway is used for connecting field equipment with the Internet, and the processing equipment is connected with the water supply module, the ventilation module, the paper supply module and the display module through a router and is used for processing data uploaded by the water supply module, the ventilation module, the paper supply module and the display module and issuing a control instruction to control the corresponding module to execute corresponding operation;
the water supply module is used for the coordinated control of the water outlet of the faucet and the water supply of the toilet water tank;
the ventilation module is used for controlling the work of the fan so as to maintain the air in the area to be clean;
the paper feeding module is used for controlling paper outlet of the paper box;
the display module displays corresponding promotion information according to the user ID in the place;
the mobile terminals are arranged in a plurality of numbers and are communicated with the processing equipment through a network.
The system provided by the invention is convenient for maintenance personnel to carry out daily maintenance and management on the public toilet by arranging the field equipment and the mobile terminal, and can acquire the operation information of the public toilet in time and realize online remote comprehensive management. Through the arrangement of the ventilation module, ventilation in a place can be controlled to keep air fresh; the paper feeding module is arranged to realize the control of the length of the paper, so that the paper is guided to be saved for users, and the waste of resources is reduced; the display module can be used for displaying commercial information in a place, providing recommendation of related commodities for a user and enabling the user to acquire useful information more conveniently.
Drawings
Fig. 1 is a block diagram of a digital integrated management system for intelligent public toilets according to an embodiment of the present invention.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
It will be understood that, as used herein, the terms "first," "second," and the like may be used herein to describe various elements, but these elements should not be limited by these terms unless otherwise specified. These terms are only used to distinguish one element from another. For example, a first xx script may be referred to as a second xx script, and similarly, a second xx script may be referred to as a first xx script, without departing from the scope of the present disclosure.
In one embodiment, as shown in fig. 1, an embodiment of the present invention provides a digital integrated management system for an intelligent public toilet, where the digital integrated management system for the intelligent public toilet includes a field device and a mobile terminal;
the field device comprises a control module, a water supply module, a ventilation module, a paper supply module and a display module which are respectively communicated with the control module;
the control module comprises a gateway and processing equipment, the gateway is used for connecting field equipment with the Internet, and the processing equipment is connected with the water supply module, the ventilation module, the paper supply module and the display module through a router and is used for processing data uploaded by the water supply module, the ventilation module, the paper supply module and the display module and issuing a control instruction to control the corresponding module to execute corresponding operation;
the water supply module is used for the coordinated control of the water outlet of the faucet and the water supply of the toilet water tank;
the ventilation module is used for controlling the work of the fan so as to maintain the air in the area to be clean;
the paper feeding module is used for controlling paper outlet of the paper box;
the display module displays corresponding promotion information according to the user ID in the place;
the mobile terminals are arranged in a plurality of numbers and are communicated with the processing equipment through a network.
In this embodiment, the gateway is used for the field device to access the internet, so as to realize information transmission between the field device and the mobile terminal; the computer equipment is connected with the modules on the field through a router. In this embodiment, it should be understood that each module of the present invention refers to a hardware device for data collection and control, and does not include an execution device such as a faucet, a toilet, a dryer, a smart paper box, a blower, etc.
In this embodiment, the mobile terminal may specifically be a mobile phone, an iPad, or a dedicated device, and the mobile terminal may obtain the operation state of each module in the public toilet in time through a network, thereby implementing online remote monitoring, processing a fault in time, and supplementing consumables.
The system provided by the invention is convenient for maintenance personnel to carry out daily maintenance and management on the public toilet by arranging the field equipment and the mobile terminal, and can acquire the operation information of the public toilet in time and realize online remote comprehensive management. Through the arrangement of the ventilation module, ventilation in a place can be controlled to keep air fresh; the paper feeding module is arranged to realize the control of the length of the paper, so that the user is guided to save the paper and the waste of resources is reduced; the display module can be used for displaying commercial information in a place, providing recommendation of related commodities for a user and enabling the user to acquire useful information more conveniently.
As an alternative embodiment of the present invention, the water supply module includes:
the data monitoring unit is used for acquiring people flow data of people coming in and going out, the detection value of the first flow sensor and the detection value of the second flow sensor;
the state judgment unit is used for determining operation states according to the acquired people flow data, wherein the operation states comprise a busy state, a normal state and an idle state;
the water supply coordination unit is used for controlling the opening degrees of the first valve and the second valve according to the determined operation state, the detection value of the first flow sensor and the detection value of the second flow sensor so as to coordinate the water supply of the faucet and the closestool;
the first flow sensor is arranged on a water supply main pipe of the faucet, and the second flow sensor is arranged on a water supply main pipe of the closestool; the first valves are provided with a plurality of valves, each first valve independently controls the water outlet of a water faucet, the second valves are provided with a plurality of valves, and each second valve independently controls the water supply of a closestool.
In this embodiment, the people flow data of people coming in and going out refers to the people flow data of people coming in and going out of the public place, including but not limited to the increase or decrease of the number of people in the place at any time, the first flow sensor and the second flow sensor detect real-time flow data, and the total flow in a period of time and the total number of people staying in the area can be calculated according to the real-time flow data.
In the embodiment, the operation state is used for evaluating the busy degree of a place, the more busy, the higher the probability that the water for the faucet and the water on the water tank occur simultaneously, and the busy, the normal and the idle states are divided according to the flow of people or the use frequency of the facilities (the faucet and the closestool) from high to low and are used for distinguishing three different states.
In this embodiment, the probability of the simultaneous occurrence of the water supply from the faucet and the water supply from the water tank is different for different operation states, and based on this, the present invention provides different processing methods to coordinate the distribution of the water supply between the faucet and the water tank, specifically by controlling the opening degrees of the first valve and the second valve, i.e. the opening degrees of the valves, and it should be understood that the opening degrees here include three cases of fully open, fully closed, and partially open. In the embodiment of the invention, one first flow sensor is arranged and positioned on a water supply main pipe of a water faucet, the first flow sensor can detect a numerical value when any water faucet is opened, the flow changes in a jumping manner when the number of the water faucets is increased, and the total number of the water faucets which are opened at present can be determined according to the jumping order; the second flow sensor is similar to the first flow sensor, but differs only in being disposed on the water main of the toilet. In the embodiment, each first valve controls one faucet, and each second valve controls one water tank; the first valve and the second valve are added on the existing faucet and the existing water tank, and are not an infrared detection switch of the existing faucet and a water feeding switch of the water tank. For the faucet, even if the infrared detection switch is turned on, water cannot be discharged if the first valve is turned off; for the water tank, even if the water supply switch of the water tank is opened, water cannot be supplied if the second valve is closed (water supply refers to a process in which the water supply system fills the water tank of the toilet).
As an optional embodiment of the present invention, the determining an operation state according to the acquired people flow data includes:
determining the number of people in the area according to the people flow data;
predicting the number of people in the area at the next time point according to the change of the number of people in the area along with the time;
determining the probability of water feeding of the water tank when the faucet is opened according to the predicted value of the number of the personnel in the next time point area, and recording the probability as a first probability;
determining the magnitude relation between the first probability and a preset first set value and a preset second set value;
if the first probability is larger than a first set value, judging the state is a busy state;
if the first probability is less than or equal to a first set value and greater than a second set value, judging that the state is a normal state;
if the first probability is less than or equal to a second set value, judging the state to be an idle state;
wherein the first set value is greater than the second set value.
In this embodiment, the number of people entering and leaving the area can be obtained according to the people flow data, so that the number of people still staying in the area can be calculated. Optionally, the invention is for detecting the people flow data by an infrared sensor arranged at the entrance of the area.
In this embodiment, the number of people in the area at the next time point is predicted according to the change of the number of people in the area with time, specifically: from the number of persons at the current time and the number of persons at the time before T/5, a slope straight line determined at two time points is obtained on the time-number coordinate system, and from the slope straight line, the number of persons corresponding to the next time (for example, the time after the current time by T/5) on the straight line can be calculated.
In this embodiment, the first probability is greater than the second probability, and the first probability may be selected to be 0.8-0.95 and the second probability may be selected to be 0.62-0.78 based on actual history analysis. Of course, the determination modes of the two probabilities may be set by the user, or may be determined by the related prior art, and the determination modes of the two probabilities do not affect the implementation of the present invention, and have different values in different scenarios.
As an alternative embodiment of the present invention, the first probability is determined by the following equation:
wherein: p is a first probability; n is a predicted value of the number of people in the area of the next time point; t is t 1 The average time length of opening the water faucet for each person; t is a time interval between two predicted time points, and is equal to the average time of using the closestool by each person; n is a radical of 1 The number of taps; t is t 2 A water-up period for each toilet bowl; n is a radical of 2 The number of toilets.
In this embodiment, the above formula gives the way to calculate the first probability, where nt is the time point 1 ≥TN 1 Then the first probability takes 1. In this embodiment, it should be understood that the first probability is an advance probability, and instead of calculating the occurrence probability of the current event, the probability of water supply to the water tank when the faucet is opened at the next time is predicted, and this control manner can advance the manner of controlling the cooperation between the faucet and the water tank, i.e., the operation state; compared with the mode of controlling according to the current number of people, the method provided by the invention avoids the problem of discontinuous process (such as water feeding process) caused by repeated switching of the control mode, and can realize stable control.
As an alternative embodiment of the present invention, the controlling the opening degree of the first valve and the second valve according to the determined operation state and the detection value of the first flow sensor and the detection value of the second flow sensor to coordinate the water supply of the faucet and the toilet includes:
monitoring whether the detection values of the first flow sensor and the second flow sensor are simultaneously not 0 or not for a busy state, and if so, controlling the water supply time of the closestool according to the water outlet state of the faucet;
for a normal state, monitoring whether the detection value of the first flow sensor is 0, and if so, feeding water to the water tank which is not full;
setting the first valve and the second valve to be normally open in the idle state;
whether the detection value of monitoring first flow sensor and second flow sensor is simultaneously not 0, if, according to the last water time of the water state control closestool of tap, include:
when the detection value of the first flow sensor is not 0, starting a monitoring thread of the second flow sensor;
when the detection values of the first flow sensor and the second flow sensor are detected to be simultaneously not 0, closing the second valve of the corresponding closestool and moving the closed second valve into a closing sequence;
when the detection value of the first flow sensor is monitored to be 0, whether a second valve exists in the closing sequence is judged, if the second valve exists in the closing sequence, the second valve which is moved in the closing sequence firstly is opened, whether the water feeding amount reaches a first set water feeding amount is determined according to the detection value of the second flow sensor, and if the water feeding amount reaches the first set water feeding amount, the corresponding second valve is closed and is moved into a waiting sequence;
if the second valve does not exist in the closing sequence, judging whether the second valve exists in the waiting sequence or not, and if the second valve exists in the waiting sequence, opening the second valve which is moved into the waiting sequence firstly until the water feeding of the corresponding water tank is finished;
in the water feeding process of the water tank, monitoring that the detection value of the first flow sensor is not 0, reducing the opening degree of a second valve for feeding water to a set opening degree, finishing water feeding corresponding to the water tank, and completely opening the second valve for feeding water;
and controlling the water pump to operate at an overspeed for a set time period, and simultaneously reducing the opening degree of the first valve to keep the detection of the first flow sensor unchanged.
In the embodiment, for the busy state, when the first flow sensor and the second flow sensor are not 0 at the same time, namely the water faucet is opened to discharge water and the water tank is filled with water, the invention controls the water filling time of the toilet water tank according to the state of the water faucet, wherein the water filling time comprises two aspects of the time point of water filling and the time length of water filling.
In the present embodiment, for the normal state, when the detection value of the first flow sensor is 0, that is, when the faucet is in the idle state, the water is filled into the tank that is not filled with water, where the not-filled water includes an empty tank and a tank that is filled with water but is not filled with water.
In the embodiment, the first valve and the second valve are normally opened in the idle state, and water supply of the faucet and water supply of the water tank are not specially controlled, so that the water supply control system is suitable for the idle state of facilities with fewer people.
In this embodiment, coordinating the water supply of the faucet with the water supply on the tank includes three processes: when the detection value of the first flow sensor is monitored to be not 0, the second flow sensor is monitored, when the detection values of the first flow sensor and the second flow sensor are simultaneously not 0, a second valve corresponding to a toilet bowl which is filled with water at present (namely the second valve corresponding to the toilet bowl which causes the second flow sensor to generate a flow value) is closed, then through the setting of a closing sequence and a waiting sequence, water filling is firstly carried out on a water tank corresponding to the second valve in the closing sequence, then water filling is carried out on the water tank corresponding to the second valve in the waiting sequence, and the quantity of the water filled for the first time is controlled through the first set water filling quantity, so that the step-by-step water filling is realized. In the water feeding process, if the detection value of the first flow sensor is not 0, the water faucet is opened during the water feeding of the water tank, and at the moment, the opening degree of the second valve is reduced to feed water into the water tank in a slow water feeding mode; in the process, the first flow sensor displays the indication number, the surface water faucet is opened, however, the number of the water faucets is generally large, and the probability of opening the surface water faucet is extremely low, so that the actual condition that a small amount of water faucets can still supply water for the water tank when being opened is utilized in the process, and the normal use of the water faucet is not influenced while the water supply for the water tank is realized by reducing the opening degree of the water faucet. And thirdly, the duration that the number of the second valves reaches a set number threshold value and the detection value of the first flow sensor is not 0 in the closing sequence or the waiting sequence reaches a set duration threshold value, which indicates that the water faucet is opened for a long time and the water consumption of the water faucet is large, if the state is maintained for a long time, the water tank cannot be filled with water, and if the water tank is filled with water, the water supply of the water faucet is influenced (particularly under the condition that a plurality of water faucets are opened, the influence is more obvious, the water flow of the plurality of water faucets is reduced or the water is cut off), therefore, the water supply quantity and the water supply pressure are improved by controlling the water pump to move for a set duration in an overspeed mode. In the embodiment, the speed of the water pump running in an overspeed mode can be set to be 120% of the rated speed, and the overspeed duration is controlled to be within 15 seconds, so that the water pump cannot be damaged.
As an optional embodiment of the present invention, the monitoring whether a detection value of the first flow sensor is 0, and if so, supplying water to the unfilled water tank includes:
monitoring whether the detection value of the first flow sensor is 0 or not, and if not, closing all the second valves;
if the detection value of the first flow sensor is 0, sequentially opening all the second valves according to a set sequence;
and when one second valve is opened, judging whether the detection value of the second flow sensor is 0, if so, opening the next second valve, otherwise, waiting for the detection value of the second flow sensor to return to 0, and opening the next second valve.
In the embodiment, for the normal state, the opening or closing of the second valve does not work for the water tank filled with water, and the second valve only plays a role in on-off control when the water tank is short of water; the set sequence can be the sequence of closing the valve, the sequence of the toilet position and the like, and because the process is carried out quickly and the water filling process is not influenced by the full water tank, the influence of the sequence can be ignored. In the embodiment, when the second valve is opened for the full water tank, the detection value of the second flow sensor is 0, and the indication value is not changed; and the water tank which is not full of water can generate flow change in the water feeding process, the reading number rises from 0 to a certain value on the second flow sensor, the water tank is full of water, the reading number falls to 0 again, namely, the reading number is returned to 0, and at the moment, a second valve is opened for water feeding.
As an optional embodiment of the present invention, the ventilation module includes a plurality of fan controllers and a plurality of odor detection sensors;
the ventilation module constructs an odor distribution map in the area according to the detection values of the odor detection sensors;
and controlling the output of the corresponding fan controllers in equal proportion according to the odor concentration at the positions of the fans.
In this embodiment, the fan controller may specifically be a frequency converter, and the output of the frequency converter is controlled to control the rotation speed of the fan. In this embodiment, the odor detection sensor belongs to the existing detection module, and can be selected as needed; according to the embodiment, a plurality of peculiar smell detection sensors are arranged in a public toilet, a smooth and transitional peculiar smell distribution curved surface is established by combining a shape model of a region which is established in advance, the height between the curved surface and the ground is equal to the peculiar smell detection value at the position, the position with high peculiar smell in the region can be determined according to the peculiar smell distribution diagram, and a fan close to the position with high peculiar smell is started according to the distribution of the peculiar smell, so that the dynamic control of starting and stopping of the fan in the region is realized; further, the odor concentration can be corresponding to the rotating speed of the fan, the rotating speed is higher when the concentration is higher, and the rotating speed of the fan is 0 when the concentration is 0.
As an alternative embodiment of the present invention, the paper supply module includes:
the receiving unit is used for receiving the NFC sensing signal and reading the user ID of the analog card;
the first determining unit is used for judging whether the user is a new user or not according to the user ID, if so, acquiring a set value as a first paper outlet length, and if not, determining the first paper outlet length corresponding to the read user ID;
the first driving unit is used for driving the paper feeding motor to feed paper;
the monitoring processing unit is used for monitoring the paper taking length of the user and judging whether the paper taking length of the user reaches the first paper outlet length; if the paper taking length of the user reaches the first paper discharging length, stopping paper discharging;
the second determining unit is used for receiving the paper output request of the same user ID after stopping paper output and determining a second paper output length according to the paper output record of the user ID;
and the second driving unit is used for driving the paper feeding motor to feed paper according to the determined second paper discharging length.
In this embodiment, the smart paper box communicates with the mobile device in an NFC manner, and the mobile device may be used as an analog card at this time, and optionally, any device or card having an analog card function may be used in the method of the present invention. The NFC is adopted to facilitate the establishment of the communication relation between the intelligent paper box and the mobile equipment, and the method is more convenient and faster than a two-dimensional code method; preferably, besides NFC, a two-dimensional code is also included, and a user can trigger the method of the present invention by scanning the two-dimensional code, in this case, reading the ID of the code scanning device.
In this embodiment, after the user ID is obtained, it is determined whether the user ID is a new user by querying the user library. For a new user, the set value of the system is obtained as the first paper output length, and for a non-new user, the first paper output length corresponding to the new user needs to be further determined. The set value of the system may be set by a manager based on the average paper length of the user in the history or may be automatically generated by the system.
In the embodiment, the paper feeding motor rotates to feed paper outwards, the prior art can be referred to for the mode of realizing paper feeding through the rotation of the paper feeding motor, the invention does not relate to the improvement of the motor and the structure thereof, and the method of the invention can be applied to any mode of realizing the control of the paper output quantity or the paper output length through the rotation angle of the motor. In the paper feeding process of the present invention, the paper is not fed at one time, but fed intermittently according to the paper pickup action of the user, that is, after one paper request, the length of the paper towel taken by the user is limited by the first paper output length (or the second paper output length). In this embodiment, the length of the ejected paper can be measured in units of centimeters or millimeters.
In the embodiment, the paper supply motor is controlled to work by monitoring whether the paper taking length of a user reaches a first paper outlet length; the monitoring mode can adopt any existing length detection method, for example, a capacitive sensor is adopted, when the paper is pulled out and moves, the detection value of the capacitive sensor changes, and one paper is judged to be discharged (each paper towel has a fixed length) every time the change occurs; the paper outlet length can be calculated through quality change; the paper output length can also be calculated by the rotation angle of the paper supply motor, for example, the paper supply motor rotates a fixed angle each time, a piece of paper towel with a fixed length is provided outwards each time the paper supply motor rotates, and the paper output length can be calculated by the rotation times of the paper supply motor.
In this embodiment, after the paper output request is completed once, if the user needs to use the paper again, the second paper output length is determined according to the paper taking record of the user, and the paper supply motor is driven to supply the paper according to the second paper output length. In this embodiment, it should be noted that the second paper output length is relative to the first paper output degree, the first paper output length refers to the first paper output within a set time (e.g. one day, one week), and the second paper output length refers to the paper output in which the interval between the current paper output and the previous paper output is smaller than the set time, and specifically may be the second paper output, the fifth paper output, and the like within the same day.
In the present embodiment, the driving of the paper feed motor according to the determined second paper output length supplies paper in the same manner as the driving of the paper feed motor according to the first paper output length.
As an alternative embodiment of the present invention, the driving of the paper feed motor to feed paper includes:
driving a paper feeding motor to rotate a set angle to feed paper outwards;
and monitoring whether the paper taking action exists or not, and if so, repeating the previous step.
In this embodiment, the monitoring of the paper-taking action can be detected by a photoelectric correlation sensor, and when a paper towel is at the outlet of the intelligent paper box, the transmitting end and the receiving end of the photoelectric correlation sensor are isolated, so that a photoelectric signal cannot be transmitted; when the paper towel at the outlet of the intelligent paper box is taken away, the receiving end and the transmitting end of the photoelectric correlation type sensor are conducted, and whether the paper taking action exists or not can be judged through the change of signals.
In this embodiment, when the paper-taking action is not detected, the paper-feeding driving motor stops working, and after a stop time, the next paper-discharging round can be continued only by receiving the NFC sensing signal or the code-scanning request again.
As an optional embodiment of the present invention, the determining a first paper output length corresponding to the read user ID includes:
determining the total paper length L of the current user ID for the latest N times;
calculating the difference value between the length of the standard paper for N times and the length L of the total paper for the latest N times of the current user ID, and recording the difference value as a first difference value;
calculating the average value of the first difference value in the latest N times of paper, and recording the average value as a first average value;
and calculating the sum of the first average value and the length l of the standard paper to obtain a first paper output length corresponding to the current user ID.
In this embodiment, N may be 10, 15, 50, 100, and the like in this embodiment, which is not limited in this embodiment of the present invention. The length of the standard paper for N times is Nl, wherein l is the length of the standard paper for each time; calculating the difference value of the length of the N times of standard paper and the length L of the current N times of the latest user ID total paper, namely Nl-L; the first average value is (Nl-L)/N; and calculating the sum of the first average value and the length L of the standard paper to obtain a first paper output length corresponding to the current user ID, namely (Nl-L)/N + L.
In an alternative embodiment of the present invention, the standard sheet length is updated by:
determining the total paper consumption from the current time in the day, and recording as a first paper consumption;
determining the paper towel use-up time according to the difference between the current remaining paper quantity and the first paper quantity;
and acquiring the paper supplementing time, and updating the standard paper using length according to the difference value between the acquired paper supplementing time and the determined paper towel use-up time.
In this embodiment, the first amount of paper is measured by length or number of sheets; because the amount of paper replenishment at each time is relatively fixed, the current remaining paper amount can be obtained by calculating the accumulated paper consumption per day, and the use-up time of the paper towel can be predicted according to the remaining paper amount and the first paper amount. According to the difference between the predicted paper towel use-up time and the obtained paper replenishing time sent by the maintenance personnel, the standard paper use length can be updated (reduced), so that the available time of paper is prolonged; of course, it will be appreciated that when the refill time is sent by the maintenance personnel prior to the predicted end time of the towel, the standard length of paper need not be updated or may be increased.
As an alternative embodiment of the present invention, the determining the paper towel exhaustion time according to the difference between the current remaining paper amount and the first paper amount includes:
acquiring a paper consumption time change diagram of a plurality of statistical days;
drawing m +1 vertical lines at equal intervals on the paper consumption time variation graph, and calculating the increment average value of the paper consumption of the adjacent vertical lines to obtain m increment average values;
calculating the average value of the paper use increment difference values of the first m1 increment average values and the time points corresponding to the first paper amount, and recording the average value as a second average value;
adding the second average value to the m2 later increment average values respectively to obtain m2 increment groups;
accumulating the increment groups according to the time sequence of the increment mean values in the increment groups until the accumulated sum is not less than the current residual paper amount;
and obtaining the early paper use-out time according to the time corresponding to the vertical line corresponding to the increment mean value in the last accumulated increment group.
In this embodiment, any date having a paper output record may be taken as a statistical day, and preferably, a statistical day having the same property as the current date is selected, where the property refers to the same weekend, the same holiday, the same working day, and the like. For each statistical day, a corresponding change graph of the paper consumption with time can be obtained, and the graph takes time as a horizontal axis and takes the paper consumption as a vertical axis and records the change situation of the paper consumption with time in the day. For the acquired paper consumption time change graphs of a plurality of (such as 10 days, 20 days, 30 days and the like) statistical days, m +1 vertical lines are drawn on each paper consumption time change graph at equal intervals, the positions and the number of the vertical lines are completely the same for each paper consumption time change graph, and the vertical lines can correspond to the whole point time and the half point time; subtracting the paper consumption corresponding to every two adjacent vertical lines to obtain the increment of the paper consumption in the same time difference; for the obtained paper usage increments at the same time point, the average value can be obtained as the increment average. For example for 8 a.m.: 00-9: in the 00 time period, the average value of the paper consumption increment of the 10 selected paper consumption time change graphs in the interval is 5 meters; m is equal to the number of divided time segments, and at one hour intervals, m is 24.
In this embodiment, m1 and m2 are the interval between the current time points (e.g., 10:18 am), the number of incremental mean values calculated by the vertical lines from the initial time point to the current time point on the day is m1 (10 in this example), and the number of incremental mean values calculated by the vertical lines from the current time point to the end of the corresponding statistical day is m2 (13 in this example; the incremental mean values between 10:00 and 11:00 may be counted in m1 or m2, or may be ignored).
In the present embodiment, for example, in the range of 0: 00-1: between 00, the average value of the paper consumption increment is 4 (not specifically described, the unit of meter is used in the embodiment), and the paper consumption of the corresponding time period on the day is 3.8; for example, in the following 1: 00-2: between 00, the average value of the paper consumption increment is 4.5, and the paper consumption of the corresponding time period on the same day is 4.2, the second average value is (4-3.8+4.5-4.2)/2 is 0.25; for example, m2 corresponds to times from 2: 00-24: 00, wherein, 2: 00-3: the mean increment for 00 is 3.7, 3: 00-4: 00 corresponds to an increment mean of 2.9, then the first increment group in m2 is 3.7+ 0.25; the second increment group is 2.9+ 0.25; and so on.
In this embodiment, the increment groups are accumulated according to the time sequence until the sum obtained by accumulation is not less than the current remaining paper amount, and the predicted end time of the tissue can be obtained according to the time corresponding to the right vertical line corresponding to the increment mean value in the last accumulated increment group.
As an optional embodiment of the present invention, the determining the second paper discharge length according to the paper discharge record of the user ID includes:
determining the paper taking times of the user ID in a set time range;
determining a corresponding attenuation value according to the paper taking times;
and determining a second paper output length according to the determined attenuation value and the first paper output length.
In this embodiment, the second paper output length is determined according to the acquired paper pickup count by presetting a correspondence between the count and the attenuation value. In this embodiment, the attenuation value may be set such that the second paper output length is attenuated by 10% every time the number of times of paper pickup increases. In this embodiment, it should be noted that, in the set time range, the time interval between two times of paper pickup needs to be smaller than the set time range (for example, 10 minutes, 30 minutes, and the like) to count as continuous paper pickup. In this embodiment, it should be noted that, besides being limited in the set time range, the invention is not limited as to whether the secondary paper fetching operation is performed on the same smart paper box, and may include only the paper fetching operation on the same smart paper box, and may also include the paper fetching operation on other smart paper boxes. Further, the second paper discharge length here does not necessarily mean the length of the second paper discharge, and this is merely a relative description of the previous and subsequent times.
As an optional embodiment of the present invention, determining whether the paper pickup length of the user reaches the first paper ejection length, if not, the method includes the following steps:
calculating the difference between the paper taking length of the user and the first paper discharging length, and recording the difference as a second difference;
and adding the second difference value and the first paper outlet length corresponding to the user ID to update the first paper outlet length.
In this embodiment, for the case where the paper pickup length of the user is smaller than the first paper ejection length, the paper ejection length unused by the user is entered under the user ID, and the paper ejection length unused in the previous time is increased on the basis of the first paper ejection length when the paper is picked next time.
As an optional embodiment of the present invention, the displaying module displays corresponding promotion information according to a user ID in a location, including:
acquiring a user ID in a site from the paper supply module;
determining interest classification of users in the site according to the determined user ID;
and determining the played content according to the time length corresponding to each user interest classification.
In this embodiment, a user fetches paper through NFC or code scanning, and triggers the processing device to track the corresponding user, where the tracking is to lock the user and the user ID of the fetched paper through a camera, so as to determine the time length of the user staying in front of the display screen. According to the historical records (in different public toilets) of the user staying in front of the display screen, the content which is interested by the user can be determined (the longer the staying time is, the more likely the types (such as diet, entertainment, travel, movie and the like) of the content played at the moment are the content which is interested by the user, so that the type sequence which is interested by each user ID can be obtained, the higher the sequence is, the higher the score is corresponding to the higher the sequence is, the user ID in the place can be determined by recording the user to take paper, so that the historical data of the corresponding user ID is obtained, the interest type sequence of each determined user ID is obtained, the highest score of which video type is calculated, and the video content of the corresponding type is called to be played.
It should be understood that, although the steps in the flowcharts of the embodiments of the present invention are shown in sequence as indicated by the arrows, the steps are not necessarily performed in sequence as indicated by the arrows. The steps are not limited to being performed in the exact order illustrated and, unless explicitly stated herein, may be performed in other orders. Moreover, at least a portion of the steps in various embodiments may include multiple sub-steps or multiple stages that are not necessarily performed at the same time, but may be performed at different times, and the order of performance of the sub-steps or stages is not necessarily sequential, but may be performed in turn or alternately with other steps or at least a portion of the sub-steps or stages of other steps.
It will be understood by those skilled in the art that all or part of the processes of the methods of the embodiments described above can be implemented by a computer program, which can be stored in a non-volatile computer-readable storage medium, and can include the processes of the embodiments of the methods described above when the program is executed. Any reference to memory, storage, databases, or other media used in embodiments provided herein may include non-volatile and/or volatile memory. Non-volatile memory can include read-only memory (ROM), Programmable ROM (PROM), Electrically Programmable ROM (EPROM), Electrically Erasable Programmable ROM (EEPROM), or flash memory. Volatile memory can include Random Access Memory (RAM) or external cache memory. By way of illustration and not limitation, RAM is available in a variety of forms such as Static RAM (SRAM), Dynamic RAM (DRAM), Synchronous DRAM (SDRAM), Double Data Rate SDRAM (DDRSDRAM), Enhanced SDRAM (ESDRAM), Synchronous Link DRAM (SLDRAM), Rambus Direct RAM (RDRAM), direct bus dynamic RAM (DRDRAM), and memory bus dynamic RAM (RDRAM).
The technical features of the embodiments described above may be arbitrarily combined, and for the sake of brevity, all possible combinations of the technical features in the embodiments described above are not described, but should be considered as being within the scope of the present specification as long as there is no contradiction between the combinations of the technical features.
The above-mentioned embodiments only express several embodiments of the present invention, and the description thereof is more specific and detailed, but not construed as limiting the scope of the present invention. It should be noted that, for a person skilled in the art, several variations and modifications can be made without departing from the inventive concept, which falls within the scope of the present invention. Therefore, the protection scope of the present patent should be subject to the appended claims.
Claims (10)
1. A digital comprehensive management system for a smart public toilet is characterized by comprising field equipment and a mobile terminal;
the field device comprises a control module, a water supply module, a ventilation module, a paper supply module and a display module which are respectively communicated with the control module;
the control module comprises a gateway and processing equipment, the gateway is used for connecting field equipment with the Internet, and the processing equipment is connected with the water supply module, the ventilation module, the paper supply module and the display module through a router and is used for processing data uploaded by the water supply module, the ventilation module, the paper supply module and the display module and issuing a control instruction to control the corresponding module to execute corresponding operation;
the water supply module is used for the coordinated control of the water outlet of the faucet and the water supply of the toilet water tank;
the ventilation module is used for controlling the work of the fan so as to maintain the air in the area to be clean;
the paper feeding module is used for controlling paper outlet of the paper box;
the display module displays corresponding promotion information according to the user ID in the site;
the mobile terminals are arranged in a plurality of numbers and are communicated with the processing equipment through a network.
2. The digital integrated management system for intelligent public toilets according to claim 1, wherein the water supply module comprises:
the data monitoring unit is used for acquiring people flow data of people coming in and going out, the detection value of the first flow sensor and the detection value of the second flow sensor;
the state judgment unit is used for determining operation states according to the acquired people flow data, wherein the operation states comprise a busy state, a normal state and an idle state;
the water supply coordination unit is used for controlling the opening degrees of the first valve and the second valve according to the determined operation state, the detection value of the first flow sensor and the detection value of the second flow sensor so as to coordinate the water supply of the faucet and the closestool;
the first flow sensor is arranged on a water supply main pipe of the faucet, and the second flow sensor is arranged on a water supply main pipe of the closestool; the first valves are provided with a plurality of valves, each first valve independently controls the water outlet of a water faucet, the second valves are provided with a plurality of valves, and each second valve independently controls the water feeding of a closestool.
3. The digital integrated management system for intelligent public toilets according to claim 2, wherein the determining the operation state according to the acquired people flow data comprises:
determining the number of people in the area according to the people flow data;
predicting the number of people in the area at the next time point according to the change of the number of people in the area along with the time;
determining the probability of water feeding of the water tank when the faucet is opened according to the predicted value of the number of the personnel in the next time point area, and recording the probability as a first probability;
determining the magnitude relation between the first probability and a preset first set value and a preset second set value;
if the first probability is larger than a first set value, judging the state is a busy state;
if the first probability is less than or equal to a first set value and greater than a second set value, judging that the state is a normal state;
if the first probability is less than or equal to a second set value, judging the state to be an idle state;
wherein the first set value is greater than the second set value.
4. The digital integrated management system for intelligent public toilets according to claim 2, wherein the step of controlling the opening degree of the first valve and the second valve according to the determined operation state, the detection value of the first flow sensor and the detection value of the second flow sensor so as to coordinate the water supply of the faucet and the toilet comprises the steps of:
monitoring whether the detection values of the first flow sensor and the second flow sensor are simultaneously not 0 or not for a busy state, and if so, controlling the water supply time of the closestool according to the water outlet state of the faucet;
for a normal state, monitoring whether the detection value of the first flow sensor is 0, and if so, feeding water to the water tank which is not full;
setting the first valve and the second valve to be normally open in the idle state;
whether the detection value of monitoring first flow sensor and second flow sensor is simultaneously not 0, if, according to the last water time of the water state control closestool of tap, include:
when the detection value of the first flow sensor is not 0, starting a monitoring thread of the second flow sensor;
when the detection values of the first flow sensor and the second flow sensor are detected to be simultaneously not 0, closing the second valve of the corresponding closestool and moving the closed second valve into a closing sequence;
when the detection value of the first flow sensor is monitored to be 0, whether a second valve exists in the closing sequence is judged, if the second valve exists in the closing sequence, the second valve which is moved in the closing sequence firstly is opened, whether the water feeding amount reaches a first set water feeding amount is determined according to the detection value of the second flow sensor, and if the water feeding amount reaches the first set water feeding amount, the corresponding second valve is closed and is moved into a waiting sequence;
if the second valve does not exist in the closing sequence, judging whether the second valve exists in the waiting sequence or not, and if the second valve exists in the waiting sequence, opening the second valve which is moved into the waiting sequence firstly until the water feeding of the corresponding water tank is finished;
in the water feeding process of the water tank, monitoring that the detection value of the first flow sensor is not 0, reducing the opening degree of a second valve for feeding water to a set opening degree, finishing water feeding corresponding to the water tank, and completely opening the second valve for feeding water;
and controlling the water pump to operate at an overspeed for a set time period, and simultaneously reducing the opening degree of the first valve to keep the detection of the first flow sensor unchanged.
5. The digital integrated management system for intelligent public toilets according to claim 1, wherein the ventilation module comprises a plurality of fan controllers and a plurality of odor detection sensors;
the ventilation module constructs an odor distribution map in the region according to the detection values of the odor detection sensors;
and controlling the output of the corresponding fan controllers in equal proportion according to the odor concentration at the positions of the fans.
6. The digital integrated management system for intelligent public toilets according to claim 1, wherein the paper supply module comprises:
the receiving unit is used for receiving the NFC sensing signal and reading the user ID of the analog card;
the first determining unit is used for judging whether the user is a new user or not according to the user ID, if so, acquiring a set value as a first paper outlet length, and if not, determining the first paper outlet length corresponding to the read user ID;
the first driving unit is used for driving the paper feeding motor to feed paper;
the monitoring processing unit is used for monitoring the paper taking length of the user and judging whether the paper taking length of the user reaches the first paper outlet length; if the paper taking length of the user reaches the first paper discharging length, stopping paper discharging;
the second determining unit is used for receiving the paper output request of the same user ID after stopping paper output and determining a second paper output length according to the paper output record of the user ID;
and the second driving unit is used for driving the paper feeding motor to feed paper according to the determined second paper discharging length.
7. The digital integrated management system for intelligent public toilets according to claim 6, wherein the determining the first paper output length corresponding to the read user ID includes:
determining the total paper length L of the current user ID for the latest N times;
calculating the difference value between the length of the standard paper for N times and the length L of the total paper for the latest N times of the current user ID, and recording the difference value as a first difference value;
calculating the average value of the first difference value in the latest N times of paper, and recording the average value as a first average value;
and calculating the sum of the first average value and the length l of the standard paper to obtain a first paper output length corresponding to the current user ID.
8. The digital integrated management system for intelligent public toilets according to claim 7, wherein the standard paper length is updated by the following steps:
determining the total paper consumption from the current time in the day, and recording as a first paper consumption;
determining the paper towel use-up time according to the difference between the current remaining paper quantity and the first paper quantity;
and acquiring the paper supplementing time, and updating the standard paper using length according to the difference value between the acquired paper supplementing time and the determined paper towel use-up time.
9. The digital integrated management system for intelligent public toilets according to claim 8, wherein said determining the paper towel exhaustion time according to the difference between the current remaining paper quantity and the first paper quantity comprises:
acquiring a paper consumption time change chart of a plurality of statistical days;
drawing m +1 vertical lines at equal intervals on the paper consumption time variation graph, and calculating the increment average value of the paper consumption of the adjacent vertical lines to obtain m increment average values;
calculating the average value of the paper use increment difference values of the first m1 increment average values and the time points corresponding to the first paper amount, and recording the average value as a second average value;
adding the second average value to the m2 later increment average values respectively to obtain m2 increment groups;
accumulating the increment groups according to the time sequence of the increment mean values in the increment groups until the accumulated sum is not less than the current residual paper amount;
and obtaining the early paper use-out time according to the time corresponding to the vertical line corresponding to the increment mean value in the last accumulated increment group.
10. The digital integrated management system for intelligent public toilets according to claim 6, wherein the display module displays corresponding promotion information according to user ID in a place, and comprises:
acquiring a user ID in a site from the paper supply module;
determining interest classification of users in the site according to the determined user ID;
and determining the played content according to the time length corresponding to each user interest classification.
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