CN114182794A - Infrared induction control method and device based on automatic flushing toilet - Google Patents
Infrared induction control method and device based on automatic flushing toilet Download PDFInfo
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- 238000011010 flushing procedure Methods 0.000 title claims abstract description 135
- 230000006698 induction Effects 0.000 title claims abstract description 62
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- E—FIXED CONSTRUCTIONS
- E03—WATER SUPPLY; SEWERAGE
- E03D—WATER-CLOSETS OR URINALS WITH FLUSHING DEVICES; FLUSHING VALVES THEREFOR
- E03D5/00—Special constructions of flushing devices, e.g. closed flushing system
- E03D5/10—Special constructions of flushing devices, e.g. closed flushing system operated electrically, e.g. by a photo-cell; also combined with devices for opening or closing shutters in the bowl outlet and/or with devices for raising/or lowering seat and cover and/or for swiveling the bowl
- E03D5/105—Special constructions of flushing devices, e.g. closed flushing system operated electrically, e.g. by a photo-cell; also combined with devices for opening or closing shutters in the bowl outlet and/or with devices for raising/or lowering seat and cover and/or for swiveling the bowl touchless, e.g. using sensors
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- G—PHYSICS
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- G01S—RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES
- G01S17/00—Systems using the reflection or reradiation of electromagnetic waves other than radio waves, e.g. lidar systems
- G01S17/02—Systems using the reflection of electromagnetic waves other than radio waves
- G01S17/06—Systems determining position data of a target
- G01S17/08—Systems determining position data of a target for measuring distance only
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Abstract
The invention provides an infrared induction control method and device based on an automatic flushing toilet, wherein the method comprises the following steps: step 1: an infrared sending device based on an automatic flushing toilet sends an infrared signal to a target area, and an induction area is established according to the infrared signal; step 2: receiving an infrared feedback signal in the induction area based on an infrared receiving device of the automatic flushing toilet, and analyzing the infrared feedback signal; and step 3: and generating a work control instruction based on the analysis result, and controlling the automatic flushing toilet to work according to the work control instruction. Through infrared control technology auto-induction to control automatic flushing toilet stool through the work control instruction and carry out work, thereby realize from sitting to wash by water, a key is washed by water operations such as, very big improvement infrared control technology's intellectuality.
Description
Technical Field
The invention relates to the technical field of infrared induction control, in particular to an infrared induction control method and device based on an automatic flushing toilet.
Background
At present, the conventional automatic flushing device generally adopts a traditional manual flushing mode, and then, the mode can increase the risk of infection of bacteria, new coronavirus and the like, and a plurality of people can not feel that flushing is carried out on a flushing toilet, so that the toilet is messy;
however, most of the existing intelligent toilet products are still operated and controlled in a more diversified manner, such as using a remote controller, mobile phone software, etc., and the operation of automatic flushing and automatic sensing is not realized.
Disclosure of Invention
The invention provides an infrared induction control method and device based on an automatic flushing toilet, which are used for automatically inducing through an infrared control technology and controlling the automatic flushing toilet to work through a work control instruction, so that the operations of flushing by leaving the seat, flushing by one key and the like are realized, and the intelligence of the infrared control technology is greatly improved.
An infrared induction control method based on an automatic flushing toilet comprises the following steps:
step 1: an infrared sending device based on an automatic flushing toilet sends an infrared signal to a target area, and an induction area is established according to the infrared signal;
step 2: receiving an infrared feedback signal in the induction area based on an infrared receiving device of the automatic flushing toilet, and analyzing the infrared feedback signal;
and step 3: and generating a work control instruction based on the analysis result, and controlling the automatic flushing toilet to work according to the work control instruction.
Preferably, the infrared induction control method based on the automatic flushing toilet further includes:
automatically writing the signal intensity of the infrared signal into a preset table based on a preset time point to generate a signal intensity detection table;
reading the signal intensity of the infrared signal sent by the infrared sending device based on the signal intensity detection table;
judging whether the signal intensity of the infrared signal is within a preset standard intensity range or not based on the reading result;
if the signal intensity of the infrared signal is within the preset standard intensity range, judging that the infrared transmitting device runs well;
otherwise, the infrared transmitting device breaks down and simultaneously carries out alarm operation.
Preferably, in step 1, a specific working process of establishing a sensing area according to the infrared signal includes:
s101: acquiring the position of the infrared transmitting device, and extracting the infrared transmitting power of the infrared transmitting device;
s102: determining the signal strength of the infrared signal sent to the target area by the infrared sending device based on the infrared sending power;
s103: performing area analysis on the target area to obtain an area information entropy of the target area;
s104: determining the optimal induction signal intensity in the target area based on the area information entropy and combined with the signal intensity of the infrared signal;
s105: estimating the induction length of the infrared signal sent to a target area by the infrared sending device according to the optimal induction signal intensity to obtain the target induction length;
s106: and establishing a circular area by taking the position of the infrared transmitting device as a circle center and the target induction length as a radius, wherein the circular area is the induction area.
Preferably, the infrared sensing control method based on the automatic flushing toilet further includes, before the infrared transmitter based on the automatic flushing toilet transmits the infrared signal to the target area in step 1:
detecting signal output of an infrared signal sent to the target area by the infrared sending device, and extracting a first signal frequency band of the infrared signal based on a detection result;
collecting signals in the target area, and extracting a second signal frequency band of the signals in the target area;
comparing the second signal frequency band with the first signal frequency band, and judging whether an interference signal exists in the target area;
when the second signal frequency band is smaller than the first signal frequency band, judging that no interference signal exists in the target area;
otherwise, extracting the interference signal of which the second signal frequency band is larger than the first signal frequency band and extracting the signal characteristic of the interference signal;
meanwhile, setting a frequency band threshold value based on a first signal frequency band, and establishing a signal filtering scheme based on the limiting characteristics of the interference signal and the frequency band threshold value;
and filtering the interference signals of the target area based on the signal filtering scheme.
Preferably, in step 2, a process of receiving an infrared feedback signal in the sensing area based on an infrared receiving device of the automatic flushing toilet and analyzing the infrared feedback signal includes:
determining a first light intensity value of the target area based on the illumination degree of the sensing area;
based on the first light intensity value, whether an infrared feedback signal exists in the sensing area is judged, and the method comprises the following steps:
if a second light intensity value exists in the sensing area, judging that an infrared feedback signal exists in the sensing area, wherein the first light intensity value is inconsistent with the second light intensity value;
otherwise, no infrared feedback signal exists in the sensing area;
when an infrared feedback signal exists in the induction area, judging whether the second light intensity value is in a preset data range;
if the second light intensity value is not in the preset data range, the infrared receiving device is not started;
otherwise, generating a control instruction based on the second light intensity value, and controlling the infrared receiving device to receive the infrared feedback signal based on the control instruction;
acquiring N signal wave bands of the infrared feedback signal based on the infrared receiving device, and marking the N signal wave bands according to a time sequence;
establishing N signal wave band labels based on the marking result;
respectively recording the wave band frequencies of the N signal wave bands according to the signal wave band labels, and determining the stable range of the wave band frequencies based on the size of the wave band frequencies;
meanwhile, rejecting the signal wave bands of which the wave band frequencies do not accord with the stable range in the N signal wave bands;
analyzing the band frequency of the signal band after being eliminated, and determining the distance trend of a target person corresponding to the infrared feedback signal from the automatic flushing toilet according to the analysis result;
and meanwhile, the infrared feedback signals are analyzed according to the distance trend of the target person corresponding to the infrared feedback signals from the automatic flushing toilet.
Preferably, after determining a distance trend of a target person corresponding to the infrared feedback signal from the automatic flushing toilet, the method further includes:
determining a work control instruction for the automatic flushing toilet according to a distance trend of the target person from the automatic flushing toilet, wherein the distance trend comprises the following steps: from far to near, from near to far;
wherein the content of the first and second substances,
when the distance trend is from far to near, generating a first work control instruction based on the distance trend of the target person from the automatic flushing toilet;
when the distance trend is from near to far, generating a second work control instruction based on the distance trend of the target person from the automatic flushing toilet;
and controlling the automatic flushing toilet to automatically work according to the first work control instruction or the second work control instruction.
Preferably, the infrared sensing control method based on the automatic flushing toilet, in step 3, the generating of the work control command based on the analysis result includes:
obtaining an analysis result, and determining whether a preset trigger condition is met or not based on the analysis result;
if so, acquiring an execution script file corresponding to the analysis result, wherein the execution script file comprises a plurality of script instructions;
processing the execution script file based on a preset file processing method to obtain a multi-segment script instruction set corresponding to the analysis result;
determining an execution requirement corresponding to the analysis result, and combining target script instructions in a multi-segment script instruction set based on the execution requirement to obtain a work control instruction, wherein the work control instruction is at least one;
constructing a data transmission link, placing the work control instruction in a data queue to be transmitted, and numbering the work control instruction;
based on the numbering sequence, sequentially transmitting the work control instruction to an automatic flushing device terminal based on the data transmission link;
and if not, ignoring the analysis result and not making a control instruction to generate a response.
Preferably, in step 3, the method for controlling the automatic flushing toilet based on infrared sensing includes:
acquiring a work control instruction, and extracting data characteristics of the work control instruction;
acquiring a preset instruction type table, wherein the preset instruction type table comprises attribute information corresponding to each work control instruction, matching the data characteristics of the work control instruction with the attribute information corresponding to each work control instruction in the preset instruction type table, and determining the target type of the work control instruction;
determining a target execution device in the automatic flushing toilet based on the target type of the work control instruction, and transmitting the work control instruction to the target execution device;
the target execution device analyzes the work control instruction and determines an operation sub-instruction and a time sub-instruction in the work control instruction;
and the target execution device completes corresponding work according to the operation sub-instruction under the requirement of the time sub-instruction, and obtains a work result of the automatic flushing toilet.
Preferably, the infrared sensing control method based on the automatic flushing toilet includes, after obtaining a working result of the automatic flushing toilet:
acquiring evaluation parameters required when the working result of the automatic flushing device is evaluated based on preset evaluation dimensions, and evaluating the working result of the automatic flushing device from multiple dimensions based on the evaluation parameters to obtain multiple target dimension evaluation information;
acquiring comprehensive weight value tables corresponding to different evaluation parameters, and determining comprehensive weight values corresponding to each target dimension evaluation information according to the evaluation parameters;
establishing an evaluation table corresponding to evaluation information of different dimensions, wherein the evaluation table comprises evaluation values corresponding to different comprehensive weights;
determining target evaluation values of comprehensive weights corresponding to each target dimension evaluation information based on the evaluation table, and performing average processing on a plurality of target evaluation values based on a preset processing method to obtain comprehensive evaluation values corresponding to the working results of the automatic flushing device;
comparing the comprehensive evaluation value with a preset evaluation value;
if the comprehensive evaluation value is smaller than the preset evaluation value, judging that the working result of the automatic flushing device is unqualified, and controlling the automatic flushing toilet to work again according to a working control instruction;
otherwise, judging that the working result of the automatic flushing device is qualified.
An infrared induction control device based on an automatic flushing toilet stool comprises:
the induction area establishing module is used for sending an infrared signal to a target area based on an infrared sending device of the automatic flushing toilet and establishing an induction area according to the infrared signal;
the analysis module is used for receiving the infrared feedback signal in the induction area based on the infrared receiving device of the automatic flushing toilet and analyzing the infrared feedback signal;
and the control module is used for generating a work control instruction based on the analysis result and controlling the automatic flushing toilet to work according to the work control instruction.
Additional features and advantages of the invention will be set forth in the description which follows, and in part will be obvious from the description, or may be learned by practice of the invention. The objectives and other advantages of the invention will be realized and attained by the structure particularly pointed out in the written description and claims hereof as well as the appended drawings.
The technical solution of the present invention is further described in detail by the accompanying drawings and embodiments.
Drawings
The accompanying drawings, which are included to provide a further understanding of the invention and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the principles of the invention and not to limit the invention. In the drawings:
FIG. 1 is a flow chart of an infrared sensing control method based on an automatic flushing toilet in an embodiment of the present invention;
FIG. 2 is a flow chart of the method for establishing an inductive zone in an infrared inductive control method based on an automatic flushing toilet according to an embodiment of the present invention;
fig. 3 is a structural diagram of an infrared sensing control device based on an automatic flushing toilet in an embodiment of the present invention.
Detailed Description
The preferred embodiments of the present invention will be described in conjunction with the accompanying drawings, and it will be understood that they are described herein for the purpose of illustration and explanation and not limitation.
Example 1:
the embodiment provides an infrared induction control method based on an automatic flushing toilet, as shown in fig. 1, including:
step 1: an infrared sending device based on an automatic flushing toilet sends an infrared signal to a target area, and an induction area is established according to the infrared signal;
step 2: receiving an infrared feedback signal in the induction area based on an infrared receiving device of the automatic flushing toilet, and analyzing the infrared feedback signal;
and step 3: and generating a work control instruction based on the analysis result, and controlling the automatic flushing toilet to work according to the work control instruction.
In this embodiment, the target area may be a house in which an automatic flush toilet is placed.
In this embodiment, the sensing area may be an infrared sensing area established based on an infrared transmitting device.
In this embodiment, the infrared feedback signal may be a feedback signal generated when a person or other animal intrudes into the infrared sensing area.
The beneficial effects of the above technical scheme are: through infrared control technology auto-induction to control automatic flushing toilet stool through the work control instruction and carry out work, thereby realize from sitting to wash by water, a key is washed by water operations such as, very big improvement infrared control technology's intellectuality.
Example 2:
on the basis of embodiment 1, this embodiment provides an infrared sensing control method based on an automatic flush toilet, further including:
automatically writing the signal intensity of the infrared signal into a preset table based on a preset time point to generate a signal intensity detection table;
reading the signal intensity of the infrared signal sent by the infrared sending device based on the signal intensity detection table;
judging whether the signal intensity of the infrared signal is within a preset standard intensity range or not based on the reading result;
if the signal intensity of the infrared signal is within the preset standard intensity range, judging that the infrared transmitting device runs well;
otherwise, the infrared transmitting device breaks down and simultaneously carries out alarm operation.
In this embodiment, the preset time point may be a time point specially set for recording the signal intensity, and may be 10min, or 30min, or 60 min.
In this embodiment, the preset standard intensity range may be set according to the infrared transmitting device, and when the infrared transmitting device works normally, the signal intensity of the transmitted infrared signal is within the preset standard intensity range.
In this embodiment, the alarm operation may be to display that the automatic flush toilet is out of order through a display device.
The technical scheme has the beneficial effects that the signal intensity of the infrared signal sent by the infrared sending device is detected, whether the infrared sending device breaks down or not is judged, and the alarm operation is carried out when the infrared sending device breaks down, so that the safety of the automatic flushing toilet is better protected, and the automatic flushing toilet cannot be dirtier and messy.
Example 3:
on the basis of embodiment 1, this embodiment provides an infrared sensing control method based on an automatic flush toilet, as shown in fig. 2, in step 1, a specific working process of establishing a sensing area according to the infrared signal includes:
s101: acquiring the position of the infrared transmitting device, and extracting the infrared transmitting power of the infrared transmitting device;
s102: determining the signal strength of the infrared signal sent to the target area by the infrared sending device based on the infrared sending power;
s103: performing area analysis on the target area to obtain an area information entropy of the target area;
s104: determining the optimal induction signal intensity in the target area based on the area information entropy and combined with the signal intensity of the infrared signal;
s105: estimating the induction length of the infrared signal sent to a target area by the infrared sending device according to the optimal induction signal intensity to obtain the target induction length;
s106: and establishing a circular area by taking the position of the infrared transmitting device as a circle center and the target induction length as a radius, wherein the circular area is the induction area.
In this embodiment, the area information entropy may be determined based on the area article information of the target area, for example, articles such as chairs, tables, stools, wash stands, etc. existing in the target area constitute the area information entropy.
In this embodiment, the optimal sensing signal strength may be the best sensing strength for recognizing the target object, thereby improving the recognition accuracy of the target object.
In this embodiment, the circle area is determined by taking the position of the infrared transmitting device as the center of a circle and the target sensing length as the radius, and when a wall surface or other places exist, the circle is automatically cut.
The beneficial effects of the above technical scheme are: the optimal induction strength is determined, so that the target induction length is determined, and a circular area is established by using the position of the infrared transmitting device as the circle center and the target induction length as the radius, so that the area accuracy of the target induction area is improved, and the induction sensitivity is improved.
Example 4:
in addition to embodiment 1, this embodiment provides an infrared sensing control method based on an automatic flush toilet, where in step 1, before the infrared transmitting device based on the automatic flush toilet transmits an infrared signal to a target area, the method further includes:
detecting signal output of an infrared signal sent to the target area by the infrared sending device, and extracting a first signal frequency band of the infrared signal based on a detection result;
collecting signals in the target area, and extracting a second signal frequency band of the signals in the target area;
comparing the second signal frequency band with the first signal frequency band, and judging whether an interference signal exists in the target area;
when the second signal frequency band is smaller than the first signal frequency band, judging that no interference signal exists in the target area;
otherwise, extracting the interference signal of which the second signal frequency band is larger than the first signal frequency band and extracting the signal characteristic of the interference signal;
meanwhile, setting a frequency band threshold value based on a first signal frequency band, and establishing a signal filtering scheme based on the limiting characteristics of the interference signal and the frequency band threshold value;
and filtering the interference signals of the target area based on the signal filtering scheme.
In this embodiment, target region information signals are gathered, wherein the gathered signals may include: infrared signals, infrared feedback signals, interference signals, signals transmitted by other devices, and the like.
In this embodiment, the first signal band may be a signal band of an infrared signal.
In this embodiment, the second signal band may be a signal band of the remaining signals other than the infrared signal.
In this embodiment, when the second signal frequency band is greater than the first signal frequency band, interference may be caused to the infrared signal transmitted by the infrared transmitting apparatus, and therefore, a signal greater than the second signal frequency band is set as the interference signal.
In this embodiment, the band threshold value may be less than or equal to 10% of the first signal band.
The beneficial effects of the above technical scheme are: through collecting the second signal frequency channel in the target area to compare second signal frequency channel and first signal frequency channel, can accurately confirm whether have interference signal in the target area, when having interference signal, filter interference signal through confirming threshold value pair, very big improvement the security in target area, thereby ensured the normal operating of automatic flushing water stool pot, improved the intelligence of automatic flushing water stool pot.
Example 5:
on the basis of embodiment 1, this embodiment provides an infrared sensing control method based on an automatic flush toilet, and in step 2, a process of receiving an infrared feedback signal in the sensing area based on an infrared receiving device of the automatic flush toilet and analyzing the infrared feedback signal includes:
determining a first light intensity value of the target area based on the illumination degree of the sensing area;
based on the first light intensity value, whether an infrared feedback signal exists in the sensing area is judged, and the method comprises the following steps:
if a second light intensity value exists in the sensing area, judging that an infrared feedback signal exists in the sensing area, wherein the first light intensity value is inconsistent with the second light intensity value;
otherwise, no infrared feedback signal exists in the sensing area;
when an infrared feedback signal exists in the induction area, judging whether the second light intensity value is in a preset data range;
if the second light intensity value is not in the preset data range, the infrared receiving device is not started;
otherwise, generating a control instruction based on the second light intensity value, and controlling the infrared receiving device to receive the infrared feedback signal based on the control instruction;
acquiring N signal wave bands of the infrared feedback signal based on the infrared receiving device, and marking the N signal wave bands according to a time sequence;
establishing N signal wave band labels based on the marking result;
respectively recording the wave band frequencies of the N signal wave bands according to the signal wave band labels, and determining the stable range of the wave band frequencies based on the size of the wave band frequencies;
meanwhile, rejecting the signal wave bands of which the wave band frequencies do not accord with the stable range in the N signal wave bands;
analyzing the band frequency of the signal band after being eliminated, and determining the distance trend of a target person corresponding to the infrared feedback signal from the automatic flushing toilet according to the analysis result;
and meanwhile, the infrared feedback signals are analyzed according to the distance trend of the target person corresponding to the infrared feedback signals from the automatic flushing toilet.
In this embodiment, when there is an infrared feedback signal, the intensity of the light will change by blocking the infrared transmitting device.
In this embodiment, the preset data range may be only for the intensity of light that is blocked by a human to the infrared emission device, and when the preset data range is not reached, it is determined that the human is not entering the sensing area.
In this embodiment, the signal band may be such that the infrared feedback signal releases different infrared waves due to factors such as distance.
In this embodiment, the band labels may be determined according to a time sequence, for example, the label of the signal band at the first time is 1, the label of the signal band at the second time is 2, and so on.
In this embodiment, the stable range may be a range set for reasonably analyzing the signal band, and the signal band that does not conform to the stable range is deleted, so that the rationality and accuracy of the band frequency analysis are greatly improved.
In this embodiment, the distance trend refers to a change in the distance between the target person and the automatic flush toilet, and includes: from far to near or from near to far.
The beneficial effects of the above technical scheme are: whether there is the target thing to get into the response region can be judged through the change of second light intensity value, whether belong to the scope and can effectively differentiate the people or animal etc. that get into the response region through judging the second light intensity value in predetermineeing, and then control infrared receiving device and receive infrared feedback signal, be favorable to carrying out signal reception to infrared receiving device and prescribe a limit, make received signal more accurate, confirm the distance trend of target personage apart from the automatic bath stool pot through carrying out the analysis to infrared feedback signal, thereby realize improving the analysis accuracy, make the intellectuality of automatic bath stool pot more high-efficient.
Example 6:
on the basis of embodiment 5, this embodiment provides an infrared sensing control method based on an automatic flush toilet, and after determining a distance trend of a target person corresponding to the infrared feedback signal from the automatic flush toilet, the method further includes:
determining a work control instruction for the automatic flushing toilet according to a distance trend of the target person from the automatic flushing toilet, wherein the distance trend comprises the following steps: from far to near, from near to far;
wherein the content of the first and second substances,
when the distance trend is from far to near, generating a first work control instruction based on the distance trend of the target person from the automatic flushing toilet;
when the distance trend is from near to far, generating a second work control instruction based on the distance trend of the target person from the automatic flushing toilet;
and controlling the automatic flushing toilet to automatically work according to the first work control instruction or the second work control instruction.
In this embodiment, the first operation control command may be that the automatic flush toilet prepares to store water, and the automatic flush toilet lid.
In this embodiment, the second operation control command may be flushing by sitting or pushing a button of the automatic flushing toilet.
The beneficial effects of the above technical scheme are: and generating a corresponding work control instruction according to the distance trend, and controlling the automatic flushing toilet to normally work according to the corresponding work control instruction, so that the intellectualization of the automatic flushing toilet is realized.
Example 7:
on the basis of embodiment 1, this embodiment provides an infrared sensing control method based on an automatic flush toilet, and in step 3, a work control instruction is generated based on an analysis result, including:
obtaining an analysis result, and determining whether a preset trigger condition is met or not based on the analysis result;
if so, acquiring an execution script file corresponding to the analysis result, wherein the execution script file comprises a plurality of script instructions;
processing the execution script file based on a preset file processing method to obtain a multi-segment script instruction set corresponding to the analysis result;
determining an execution requirement corresponding to the analysis result, and combining target script instructions in a multi-segment script instruction set based on the execution requirement to obtain a work control instruction, wherein the work control instruction is at least one;
constructing a data transmission link, placing the work control instruction in a data queue to be transmitted, and numbering the work control instruction;
based on the numbering sequence, sequentially transmitting the work control instruction to an automatic flushing device terminal based on the data transmission link;
and if not, ignoring the analysis result and not making a control instruction to generate a response.
In this embodiment, the preset trigger condition is, for example: and when the range of the target person from the automatic flushing toilet reaches the preset range or not.
In this embodiment, the execution of the script file refers to the text file corresponding to the analysis result, which includes specific data corresponding to the analysis result and corresponding operations corresponding to each analysis result.
In this embodiment, the script instruction refers to text data corresponding to the instruction, that is, specific data corresponding to the instruction.
In this embodiment, the preset file processing method is set in advance and is used for processing the script file, and for example, the preset file processing method may be file division, file marking, and the like.
In this embodiment, the execution requirement refers to a final execution result corresponding to the analysis result.
The beneficial effects of the above technical scheme are: the script file corresponding to the analysis result is obtained and analyzed, the instruction script file corresponding to the analysis result is determined, finally, the obtained multiple instructions are combined according to the execution requirement of the analysis result, accurate generation of the instructions is achieved, the automatic flushing toilet bowl is controlled to perform corresponding operation according to the analysis result, and the intelligence of the infrared control technology is greatly improved.
Example 8:
on the basis of embodiment 1, this embodiment provides an infrared sensing control method based on an automatic flush toilet, and in step 3, the method for controlling the automatic flush toilet to operate according to the operation control instruction includes:
acquiring a work control instruction, and extracting data characteristics of the work control instruction;
acquiring a preset instruction type table, wherein the preset instruction type table comprises attribute information corresponding to each work control instruction, matching the data characteristics of the work control instruction with the attribute information corresponding to each work control instruction in the preset instruction type table, and determining the target type of the work control instruction;
determining a target execution device in the automatic flushing toilet based on the target type of the work control instruction, and transmitting the work control instruction to the target execution device;
the target execution device analyzes the work control instruction and determines an operation sub-instruction and a time sub-instruction in the work control instruction;
and the target execution device completes corresponding work according to the operation sub-instruction under the requirement of the time sub-instruction, and obtains a work result of the automatic flushing toilet.
In this embodiment, the data characteristic of the work control instruction refers to a critical data segment that indicates the kind of the work control instruction.
In this embodiment, the predetermined instruction type table is set in advance, and provides a reference basis for determining the instruction type.
In this embodiment, the attribute information corresponding to the work control instruction refers to the type information of the work control instruction.
In this embodiment, the target category refers to a specific instruction category corresponding to the operation control instruction, and may be, for example, flushing, heating, or the like.
In this embodiment, the target execution device refers to certain hardware that the work control instruction finally controls a specific operation, and may be a water outlet or a heater, for example.
In this embodiment, the operation sub-instruction refers to an operation process to be specifically implemented by an instruction and a corresponding operation result;
in this embodiment, the time sub-instruction is used to request the length of time that the operation sub-instruction completes.
The beneficial effects of the above technical scheme are: by determining the type of the work control instruction, the corresponding execution device can be conveniently determined according to the type of the instruction, the automatic flushing toilet bowl can be controlled to be corresponding according to the work instruction, and the intelligence of the infrared control technology is greatly improved.
Example 9:
on the basis of embodiment 8, this embodiment provides an infrared sensing control method based on an automatic flush toilet, and after obtaining a working result of the automatic flush toilet, the method includes:
acquiring evaluation parameters required when the working result of the automatic flushing device is evaluated based on preset evaluation dimensions, and evaluating the working result of the automatic flushing device from multiple dimensions based on the evaluation parameters to obtain multiple target dimension evaluation information;
acquiring comprehensive weight value tables corresponding to different evaluation parameters, and determining comprehensive weight values corresponding to each target dimension evaluation information according to the evaluation parameters;
establishing an evaluation table corresponding to evaluation information of different dimensions, wherein the evaluation table comprises evaluation values corresponding to different comprehensive weights;
determining target evaluation values of comprehensive weights corresponding to each target dimension evaluation information based on the evaluation table, and performing average processing on a plurality of target evaluation values based on a preset processing method to obtain comprehensive evaluation values corresponding to the working results of the automatic flushing device;
comparing the comprehensive evaluation value with a preset evaluation value;
if the comprehensive evaluation value is smaller than the preset evaluation value, judging that the working result of the automatic flushing device is unqualified, and controlling the automatic flushing toilet to work again according to a working control instruction;
otherwise, judging that the working result of the automatic flushing device is qualified.
In this embodiment, the preset evaluation dimension is set in advance, and is used for evaluating the work result of the automatic flushing toilet from different aspects, such as the amount of available flushing water, the unclean flushing water, the sensitivity of infrared monitoring, and the like.
In this embodiment, the target dimension evaluation information is information for evaluating the operation result of the automatic flush toilet from different dimensions.
In this embodiment, the comprehensive weight table is used to determine the importance of each evaluation parameter in the process of evaluating the work result, and is set in advance.
In this embodiment, the evaluation value is a measure of the result of the operation of the automatic flush toilet, and for example, 10 is excellent, 8 is good, 6 is good, 4 is poor, and the like.
In this embodiment, the target evaluation refers to an evaluation value corresponding to a comprehensive weight corresponding to each target dimension evaluation information, and corresponds to the comprehensive weight one to one.
In this embodiment, the preset evaluation value is set in advance, and is used for measuring the working quality of the automatic flushing toilet.
The beneficial effects of the above technical scheme are: by acquiring the evaluation parameters of the automatic flushing toilet and evaluating the working result of the automatic flushing toilet according to the evaluation parameters, the working result of the automatic flushing toilet is favorably and effectively controlled, and the intelligence of the infrared control technology is greatly improved.
Example 10:
the present embodiment provides an infrared sensing control device based on an automatic flush toilet, as shown in fig. 3, including:
the induction area establishing module is used for sending an infrared signal to a target area based on an infrared sending device of the automatic flushing toilet and establishing an induction area according to the infrared signal;
the analysis module is used for receiving the infrared feedback signal in the induction area based on the infrared receiving device of the automatic flushing toilet and analyzing the infrared feedback signal;
and the control module is used for generating a work control instruction based on the analysis result and controlling the automatic flushing toilet to work according to the work control instruction.
The beneficial effects of the above technical scheme are: through infrared control technology auto-induction to control automatic flushing toilet stool through the work control instruction and carry out work, thereby realize from sitting to wash by water, a key is washed by water operations such as, very big improvement infrared control technology's intellectuality.
Example 11:
on the basis of embodiment 1, the method further comprises the following steps:
based on the input signal power of the infrared receiving device, calculating the equipment noise coefficient of the infrared receiving device, and calculating the sensitivity of the infrared receiving device through the equipment noise coefficient, wherein the specific working process comprises the following steps:
acquiring input signal power of the infrared receiving device, and calculating a device noise coefficient of the infrared receiving device based on the input signal power;
wherein δ represents a device noise figure of the infrared receiving apparatus; μ represents a gain coefficient of the infrared receiving device; w is a1Representing the input signal power of the infrared receiving device; w is a2Representing an input thermal noise power of the infrared receiving device; w is asoutRepresenting the output signal power of the infrared receiving device; w is anoutRepresenting an output noise power of the infrared receiving device;
calculating the sensitivity of the infrared receiving device according to the equipment noise coefficient of the infrared receiving device;
wherein the content of the first and second substances,
indicating the sensitivity of the infrared receiving device; k represents Boltzmann constant, and is 1.381 x 10-23W/Hz/K; t represents the current room temperature of the infrared receiving device and has the unit of K; h represents that the unit of the radio frequency carrier broadband of the infrared receiving device is Hz; epsilon represents the signal-to-noise ratio of the infrared receiving device;
comparing the sensitivity of the infrared receiving device with a standard sensitivity, and judging whether the infrared receiving device can acquire an infrared feedback signal in time;
when the sensitivity of the infrared receiving device is equal to or greater than the standard sensitivity, the infrared receiving device can acquire an infrared feedback signal in time;
otherwise, detecting the infrared receiving device, and making an optimization scheme according to a detection result;
and optimizing the infrared receiving device according to the optimization scheme until the sensitivity of the infrared receiving device is equal to or greater than the standard sensitivity.
In this embodiment, the standard sensitivity is set in advance and is a standard for detecting the sensitivity of the infrared receiving device.
In this embodiment, the detection result may be aging of the infrared receiving device, or a problem occurring in the line, where the optimization scheme is a first optimization scheme when the infrared receiving device is aging, and the optimization scheme is a second optimization scheme when the line has a problem.
In this embodiment, for
When the gain coefficient mu of the infrared receiving device is 1.2; infrared receiverInput signal power w1Is 12 w; input thermal noise power w of infrared receiving device2Is 24 w; output signal power w of infrared receiving devicesoutIs 5 w; output noise power w of infrared receiving devicenoutIf the noise coefficient is 10, the device noise coefficient delta of the infrared receiving device is 1.2;
in this embodiment, for
When the equipment noise coefficient delta of the infrared receiving device is 1.2; boltzmann constant K of 1.381 x 10-23W/Hz/K; the room temperature T of the current infrared receiving device is 290K; the radio frequency carrier broadband of the infrared receiving device is 3.48 MHz; the signal-to-noise ratio epsilon of the infrared receiving device is 14dB, the sensitivity is
93.33 dB.
In this embodiment, for the formula (2), the purpose of 10 × 1g (δ) is to convert the unit of the device noise figure into dB, and similarly, the purpose of 10 × lg (K × T × H) is to convert the last unit into dB.
The beneficial effects of the above technical scheme are: whether the infrared receiving device can accurately receive the infrared feedback signal or not can be determined in real time by accurately calculating the sensitivity of the infrared receiving device, and when a fault occurs, the infrared receiving device is optimized in time, so that the intellectualization and the sensitivity of the automatic flushing toilet are improved.
It will be apparent to those skilled in the art that various changes and modifications may be made in the present invention without departing from the spirit and scope of the invention. Thus, if such modifications and variations of the present invention fall within the scope of the claims of the present invention and their equivalents, the present invention is also intended to include such modifications and variations.
Claims (10)
1. An infrared induction control method based on an automatic flushing toilet is characterized by comprising the following steps:
step 1: an infrared sending device based on an automatic flushing toilet sends an infrared signal to a target area, and an induction area is established according to the infrared signal;
step 2: receiving an infrared feedback signal in the induction area based on an infrared receiving device of the automatic flushing toilet, and analyzing the infrared feedback signal;
and step 3: and generating a work control instruction based on the analysis result, and controlling the automatic flushing toilet to work according to the work control instruction.
2. The infrared induction control method based on the automatic flushing toilet bowl as claimed in claim 1, characterized by further comprising:
automatically writing the signal intensity of the infrared signal into a preset table based on a preset time point to generate a signal intensity detection table;
reading the signal intensity of the infrared signal sent by the infrared sending device based on the signal intensity detection table;
judging whether the signal intensity of the infrared signal is within a preset standard intensity range or not based on the reading result;
if the signal intensity of the infrared signal is within the preset standard intensity range, judging that the infrared transmitting device runs well;
otherwise, the infrared transmitting device breaks down and simultaneously carries out alarm operation.
3. The infrared induction control method based on the automatic flushing toilet bowl as claimed in claim 1, wherein in step 1, the specific working process of establishing the induction area according to the infrared signal comprises:
s101: acquiring the position of the infrared transmitting device, and extracting the infrared transmitting power of the infrared transmitting device;
s102: determining the signal strength of the infrared signal sent to the target area by the infrared sending device based on the infrared sending power;
s103: performing area analysis on the target area to obtain an area information entropy of the target area;
s104: determining the optimal induction signal intensity in the target area based on the area information entropy and combined with the signal intensity of the infrared signal;
s105: estimating the induction length of the infrared signal sent to a target area by the infrared sending device according to the optimal induction signal intensity to obtain the target induction length;
s106: and establishing a circular area by taking the position of the infrared transmitting device as a circle center and the target induction length as a radius, wherein the circular area is the induction area.
4. The infrared sensing control method based on automatic flushing toilet according to claim 1, wherein before the infrared transmitter based on automatic flushing toilet transmits infrared signal to the target area in step 1, the method further comprises:
detecting signal output of an infrared signal sent to the target area by the infrared sending device, and extracting a first signal frequency band of the infrared signal based on a detection result;
collecting signals in the target area, and extracting a second signal frequency band of the signals in the target area;
comparing the second signal frequency band with the first signal frequency band, and judging whether an interference signal exists in the target area;
when the second signal frequency band is smaller than the first signal frequency band, judging that no interference signal exists in the target area;
otherwise, extracting the interference signal of which the second signal frequency band is larger than the first signal frequency band and extracting the signal characteristic of the interference signal;
meanwhile, setting a frequency band threshold value based on a first signal frequency band, and establishing a signal filtering scheme based on the limiting characteristics of the interference signal and the frequency band threshold value;
and filtering the interference signals of the target area based on the signal filtering scheme.
5. The infrared sensing control method based on the automatic flushing toilet according to claim 1, wherein in step 2, the process of receiving the infrared feedback signal in the sensing area based on the infrared receiving device of the automatic flushing toilet and analyzing the infrared feedback signal comprises:
determining a first light intensity value of the target area based on the illumination degree of the sensing area;
based on the first light intensity value, whether an infrared feedback signal exists in the sensing area is judged, and the method comprises the following steps:
if a second light intensity value exists in the sensing area, judging that an infrared feedback signal exists in the sensing area, wherein the first light intensity value is inconsistent with the second light intensity value;
otherwise, no infrared feedback signal exists in the sensing area;
when an infrared feedback signal exists in the induction area, judging whether the second light intensity value is in a preset data range;
if the second light intensity value is not in the preset data range, the infrared receiving device is not started;
otherwise, generating a control instruction based on the second light intensity value, and controlling the infrared receiving device to receive the infrared feedback signal based on the control instruction;
acquiring N signal wave bands of the infrared feedback signal based on the infrared receiving device, and marking the N signal wave bands according to a time sequence;
establishing N signal wave band labels based on the marking result;
respectively recording the wave band frequencies of the N signal wave bands according to the signal wave band labels, and determining the stable range of the wave band frequencies based on the size of the wave band frequencies;
meanwhile, rejecting the signal wave bands of which the wave band frequencies do not accord with the stable range in the N signal wave bands;
analyzing the band frequency of the signal band after being eliminated, and determining the distance trend of a target person corresponding to the infrared feedback signal from the automatic flushing toilet according to the analysis result;
and meanwhile, the infrared feedback signals are analyzed according to the distance trend of the target person corresponding to the infrared feedback signals from the automatic flushing toilet.
6. The infrared induction control method based on automatic flushing toilet according to claim 5, characterized in that after determining the distance trend of the target person corresponding to the infrared feedback signal from the automatic flushing toilet, the method further comprises:
determining a work control instruction for the automatic flushing toilet according to a distance trend of the target person from the automatic flushing toilet, wherein the distance trend comprises the following steps: from far to near, from near to far;
wherein the content of the first and second substances,
when the distance trend is from far to near, generating a first work control instruction based on the distance trend of the target person from the automatic flushing toilet;
when the distance trend is from near to far, generating a second work control instruction based on the distance trend of the target person from the automatic flushing toilet;
and controlling the automatic flushing toilet to automatically work according to the first work control instruction or the second work control instruction.
7. The infrared induction control method based on the automatic flushing toilet bowl as claimed in claim 1, wherein in the step 3, the generating of the work control command based on the analysis result comprises:
obtaining an analysis result, and determining whether a preset trigger condition is met or not based on the analysis result;
if so, acquiring an execution script file corresponding to the analysis result, wherein the execution script file comprises a plurality of script instructions;
processing the execution script file based on a preset file processing method to obtain a multi-segment script instruction set corresponding to the analysis result;
determining an execution requirement corresponding to the analysis result, and combining target script instructions in a multi-segment script instruction set based on the execution requirement to obtain a work control instruction, wherein the work control instruction is at least one;
constructing a data transmission link, placing the work control instruction in a data queue to be transmitted, and numbering the work control instruction;
based on the numbering sequence, sequentially transmitting the work control instruction to an automatic flushing device terminal based on the data transmission link;
and if not, ignoring the analysis result and not making a control instruction to generate a response.
8. The infrared induction control method based on the automatic flushing toilet bowl as claimed in claim 1, wherein in the step 3, controlling the automatic flushing toilet bowl to work according to the work control command comprises:
acquiring a work control instruction, and extracting data characteristics of the work control instruction;
acquiring a preset instruction type table, wherein the preset instruction type table comprises attribute information corresponding to each work control instruction, matching the data characteristics of the work control instruction with the attribute information corresponding to each work control instruction in the preset instruction type table, and determining the target type of the work control instruction;
determining a target execution device in the automatic flushing toilet based on the target type of the work control instruction, and transmitting the work control instruction to the target execution device;
the target execution device analyzes the work control instruction and determines an operation sub-instruction and a time sub-instruction in the work control instruction;
and the target execution device completes corresponding work according to the operation sub-instruction under the requirement of the time sub-instruction, and obtains a work result of the automatic flushing toilet.
9. The infrared induction control method based on the automatic flushing toilet bowl as claimed in claim 8, wherein after obtaining the working result of the automatic flushing toilet bowl, the method comprises the following steps:
acquiring evaluation parameters required when the working result of the automatic flushing device is evaluated based on preset evaluation dimensions, and evaluating the working result of the automatic flushing device from multiple dimensions based on the evaluation parameters to obtain multiple target dimension evaluation information;
acquiring comprehensive weight value tables corresponding to different evaluation parameters, and determining comprehensive weight values corresponding to each target dimension evaluation information according to the evaluation parameters;
establishing an evaluation table corresponding to evaluation information of different dimensions, wherein the evaluation table comprises evaluation values corresponding to different comprehensive weights;
determining target evaluation values of comprehensive weights corresponding to each target dimension evaluation information based on the evaluation table, and performing average processing on a plurality of target evaluation values based on a preset processing method to obtain comprehensive evaluation values corresponding to the working results of the automatic flushing device;
comparing the comprehensive evaluation value with a preset evaluation value;
if the comprehensive evaluation value is smaller than the preset evaluation value, judging that the working result of the automatic flushing device is unqualified, and controlling the automatic flushing toilet to work again according to a working control instruction;
otherwise, judging that the working result of the automatic flushing device is qualified.
10. An infrared induction control device based on an automatic flushing toilet bowl is characterized by comprising:
the induction area establishing module is used for sending an infrared signal to a target area based on an infrared sending device of the automatic flushing toilet and establishing an induction area according to the infrared signal;
the analysis module is used for receiving the infrared feedback signal in the induction area based on the infrared receiving device of the automatic flushing toilet and analyzing the infrared feedback signal;
and the control module is used for generating a work control instruction based on the analysis result and controlling the automatic flushing toilet to work according to the work control instruction.
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