CN114704962B - Water heater with self-cleaning function and ultrasonic cleaning device thereof - Google Patents
Water heater with self-cleaning function and ultrasonic cleaning device thereof Download PDFInfo
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- CN114704962B CN114704962B CN202210361882.9A CN202210361882A CN114704962B CN 114704962 B CN114704962 B CN 114704962B CN 202210361882 A CN202210361882 A CN 202210361882A CN 114704962 B CN114704962 B CN 114704962B
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims abstract description 157
- 238000004140 cleaning Methods 0.000 title claims abstract description 30
- 238000004506 ultrasonic cleaning Methods 0.000 title abstract description 20
- 239000003990 capacitor Substances 0.000 claims description 27
- 239000010865 sewage Substances 0.000 claims description 14
- 230000004927 fusion Effects 0.000 claims description 13
- 230000000087 stabilizing effect Effects 0.000 claims description 10
- 238000013210 evaluation model Methods 0.000 claims description 7
- 238000000034 method Methods 0.000 claims description 7
- 238000005516 engineering process Methods 0.000 claims description 5
- 238000001914 filtration Methods 0.000 claims description 5
- 238000007789 sealing Methods 0.000 claims description 5
- 230000003595 spectral effect Effects 0.000 claims description 4
- 238000001228 spectrum Methods 0.000 claims description 4
- 238000007781 pre-processing Methods 0.000 claims description 3
- 238000002347 injection Methods 0.000 claims description 2
- 239000007924 injection Substances 0.000 claims description 2
- 230000008030 elimination Effects 0.000 abstract description 2
- 238000003379 elimination reaction Methods 0.000 abstract description 2
- 230000000694 effects Effects 0.000 description 8
- 238000010586 diagram Methods 0.000 description 4
- 230000008569 process Effects 0.000 description 3
- 238000012545 processing Methods 0.000 description 3
- 238000009825 accumulation Methods 0.000 description 1
- 230000002411 adverse Effects 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000004364 calculation method Methods 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 239000012141 concentrate Substances 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 230000002708 enhancing effect Effects 0.000 description 1
- 230000002349 favourable effect Effects 0.000 description 1
- 230000036541 health Effects 0.000 description 1
- 239000008236 heating water Substances 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000000746 purification Methods 0.000 description 1
- 230000035484 reaction time Effects 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
- 230000000630 rising effect Effects 0.000 description 1
- 230000008054 signal transmission Effects 0.000 description 1
- 239000002689 soil Substances 0.000 description 1
- 239000000243 solution Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24H—FLUID HEATERS, e.g. WATER OR AIR HEATERS, HAVING HEAT-GENERATING MEANS, e.g. HEAT PUMPS, IN GENERAL
- F24H9/00—Details
- F24H9/0005—Details for water heaters
- F24H9/0042—Cleaning arrangements
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D29/00—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor
- B01D29/01—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor with flat filtering elements
- B01D29/03—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor with flat filtering elements self-supporting
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B08—CLEANING
- B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
- B08B3/00—Cleaning by methods involving the use or presence of liquid or steam
- B08B3/04—Cleaning involving contact with liquid
- B08B3/10—Cleaning involving contact with liquid with additional treatment of the liquid or of the object being cleaned, e.g. by heat, by electricity or by vibration
- B08B3/12—Cleaning involving contact with liquid with additional treatment of the liquid or of the object being cleaned, e.g. by heat, by electricity or by vibration by sonic or ultrasonic vibrations
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E10/00—Energy generation through renewable energy sources
- Y02E10/40—Solar thermal energy, e.g. solar towers
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- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Cleaning By Liquid Or Steam (AREA)
Abstract
The invention discloses a water heater with an automatic cleaning function and an ultrasonic cleaning device thereof, and relates to the technical field of water heaters. This water heater with self-cleaning function and ultrasonic cleaning device thereof has spacing through four corners fixed mounting at the water tank inner chamber, makes the inside movable sleeve of four spacing be equipped with the gasbag, simultaneously at the inside fixed mounting of gasbag has the backup pad, makes the top of backup pad install control module, power supply wire, ultrasonic emission end, when using, conveniently makes gasbag and backup pad drive ultrasonic emission end and carry out the incrustation scale of real-time elimination water tank inner wall along with the lift of water level, can effectively make the inner wall of water tank guarantee cleanly.
Description
Technical Field
The invention relates to the technical field of water heaters, in particular to a water heater with an automatic cleaning function and an ultrasonic cleaning device thereof.
Background
The water heater is a device for changing the temperature of cold water into hot water in a certain time by various physical principles, and can be divided into an electric water heater, a gas water heater, a solar water heater, a magnetic energy water heater, an air energy water heater, a heating water heater and the like according to the principles.
In the working process of the water heater, water is fed, heated and discharged for a long time, a large amount of scale is condensed on the inner wall of the water heater and is continuously used, the scale easily flows out along with a water outlet, the water quality of water purification is affected, the whole machine body is required to be disassembled when the scale is cleaned, and the water heater with the automatic cleaning function and the ultrasonic cleaning device thereof are provided.
Disclosure of Invention
Aiming at the defects of the prior art, the invention provides a water heater with an automatic cleaning function and an ultrasonic cleaning device thereof, and solves the problems in the prior art.
In order to achieve the above purpose, the invention is realized by the following technical scheme: the utility model provides a water heater with self-cleaning function and ultrasonic cleaning device thereof, includes the water tank, the fixed cover of inner chamber of water tank is equipped with spacing, the inside of water tank is provided with the gasbag, the inside fixed cover of gasbag is equipped with the backup pad, the top fixed mounting of backup pad has control module, control module's outside fixed mounting has the ultrasonic wave transmitting end, control module's top fixedly connected with power supply wire, the below fixedly connected with blowdown piece of water tank, the bottom fixedly connected with dirt collecting block on blowdown piece right-hand member, the outside movable sleeve of dirt collecting block right-hand member is equipped with the shutoff cover.
Optionally, the bottom fixed cover of row's dirty piece has the shunt tubes, the top fixed mounting of shunt tubes has the filter screen, the bottom fixedly connected with delivery pipe of shunt tubes, the bottom fixedly connected with jet tube of shunt tubes, the right-hand member fixed mounting of jet tube has the restriction pipe.
Optionally, the outside of gasbag is laminated with the inboard of four spacing, gasbag activity suit is in the inside of spacing.
Optionally, the bottom surface of ultrasonic wave transmitting end and the top surface fixed connection of backup pad, the outside of ultrasonic wave transmitting end and the outside of gasbag are located same vertical plane.
Optionally, the top of power supply wire upwards extends to the outside of water tank, the height value of spacing is the same with the height value of water tank.
Optionally, the length value at the top of the sewage disposal block is larger than the length value at the bottom, and the vertical section of the sewage disposal block is in an inverted right trapezoid shape.
Optionally, the water supply pipe and the inner cavity of the shunt tube are mutually communicated, and the inner cavity of the air jet tube and the inner cavity of the shunt tube are mutually communicated.
Optionally, the control module and the power supply wire inside the water tank are both provided with a waterproof sealing box.
Optionally, the control module is connected with a CCD camera and a temperature sensor; the CCD camera is arranged on the upper surface of the supporting plate and used for shooting surface images of the interior of the water tank, and the temperature sensor is used for detecting real-time water temperature;
the control module is internally provided with a scale evaluation model, and the scale evaluation model adopts a data fusion technology to evaluate the surface scale condition inside the water tank, and specifically comprises the following steps:
preprocessing the surface image by adopting Kalman filtering;
extracting characteristic information of the surface image subjected to real-time water temperature and pretreatment, and carrying out fusion treatment of the characteristic information;
determining the surface scale level inside the water tank according to the fusion result of the characteristic information;
and the control module compares the estimated surface scale deposit level with a preset scale deposit threshold value, and if the surface scale deposit level exceeds the scale deposit threshold value, the ultrasonic wave transmitting end is started to perform ultrasonic wave descaling treatment.
Optionally, the control module (5) comprises a voltage stabilizing circuit and an anti-interference circuit;
the voltage stabilizing circuit comprises a resistor R1, a triode Q1, a light emitting diode D1 and a capacitor C1;
the collector of the triode Q1 is connected with a power supply, two ends of the resistor R1 are respectively connected with the collector and the base of the triode Q1, the base of the triode Q1 is connected with the anode of the light emitting diode D1, the emitter of the triode Q1 is connected with the anode of the capacitor C1, the cathode of the light emitting diode D1 and the cathode of the capacitor C1 are grounded, and the emitter of the triode Q1 is the power supply access end of the control board;
the anti-interference circuit comprises a resistor R2, a resistor R3, a resistor R4, a capacitor C2, a capacitor C3 and a buffer H1;
the temperature sensor is connected with one end of a resistor R2, the other end of the resistor R2 is connected with the positive electrode of a capacitor C3 and an input pin of a buffer H1 respectively, the negative electrode of the capacitor C3 is connected with one end of a resistor R4, the other end of the resistor R4 is connected with an output pin of the buffer H1 and one end of the resistor R3, the other end of the resistor R3 is connected with the positive electrode of the capacitor C2, the negative electrode of the capacitor C2 is grounded, and the other end of the resistor R3 is a water temperature signal output end.
The invention provides a water heater with an automatic cleaning function and an ultrasonic cleaning device thereof, which have the following beneficial effects:
1. this water heater with self-cleaning function and ultrasonic cleaning device thereof has spacing through four corners fixed mounting at the water tank inner chamber, makes the inside movable sleeve of four spacing be equipped with the gasbag, simultaneously at the inside fixed mounting of gasbag has the backup pad, makes the top of backup pad install control module, power supply wire, ultrasonic emission end, when using, conveniently makes gasbag and backup pad drive ultrasonic emission end and carry out the incrustation scale of real-time elimination water tank inner wall along with the lift of water level, can effectively make the inner wall of water tank guarantee cleanly.
2. This water heater with self-cleaning function and ultrasonic cleaning device thereof, through arranging the dirty piece in the bottom fixed connection of water tank, make the bottom of arranging the dirty piece connect the dirty piece of collection, outside activity suit shutoff cover on dirty piece right side makes the bottom installation shunt tubes of arranging the dirty piece, fixed suit filter screen in the top of shunt tubes, the bottom fixedly connected with delivery pipe at the shunt tubes, simultaneously, the bottom at the shunt tubes passes through jet connection restriction pipe, when using, conveniently block the incrustation scale with the mouth of a river through the filter screen, jet and restriction pipe can push away the incrustation scale of piling up on the filter screen simultaneously.
Drawings
FIG. 1 is a schematic diagram of an embodiment of an automatic cleaning water heater and an ultrasonic cleaning device according to the present invention;
FIG. 2 is a schematic diagram of a split structure of an embodiment of an ultrasonic cleaning device of a water heater with an automatic cleaning function according to the present invention;
FIG. 3 is a schematic view of the structure of the inner cavity of the water tank of the embodiment of the water heater with the automatic cleaning function and the ultrasonic cleaning device thereof;
FIG. 4 is a schematic view of a sewage disposal block of an embodiment of the water heater with automatic cleaning function and the ultrasonic cleaning device thereof according to the present invention;
FIG. 5 is a schematic view of a shunt tube structure of an embodiment of the water heater with automatic cleaning and an ultrasonic cleaning device thereof according to the present invention;
FIG. 6 is a schematic diagram of a voltage stabilizing circuit used in an embodiment of an inventive water heater with an automatic cleaning function and an ultrasonic cleaning device thereof;
FIG. 7 is a schematic diagram of an anti-interference circuit used in an embodiment of an inventive water heater with an automatic cleaning function and an ultrasonic cleaning device thereof.
In the figure: 1. a water tank; 2. a limit bar; 3. an air bag; 4. a support plate; 5. a control module; 6. an ultrasonic wave transmitting end; 7. a power supply wire; 8. a soil discharging block; 9. a dirt collecting block; 10. plugging the sleeve; 11. a shunt; 12. a filter screen; 13. a water supply pipe; 14. a gas lance; 15. a flow limiting pipe.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments.
Referring to fig. 1 to 3, the present invention provides a technical solution: the utility model provides a water heater with self-cleaning function and ultrasonic cleaning device thereof, including water tank 1, the fixed cover of inner chamber of water tank 1 is equipped with spacing 2, the inside of water tank 1 is provided with gasbag 3, the outside of gasbag 3 is laminated with the inboard of four spacing 2, gasbag 3 movable sleeve is in the inside of spacing 2, spacing 2's setting plays the effect of supporting gasbag 3, play the effect of limiting the motion scope of gasbag 3 simultaneously, can effectively guarantee to leave the clearance between every limit of gasbag 3 and water tank 1, conveniently fall down the incrustation scale, simultaneously the setting of gasbag 3 plays the effect of control backup pad 4 and ultrasonic emission end 6 lift, the inside fixed cover of gasbag 3 is equipped with backup pad 4, the top fixed mounting of backup pad 4 has control module 5, the outside fixed mounting of control module 5 has ultrasonic emission end 6, the bottom surface and the top surface fixed connection of backup pad 4 of ultrasonic emission end 6, when the outer side of the ultrasonic wave transmitting end 6 and the outer side of the air bag 3 are positioned on the same vertical surface and the inner wall scale of the water tank 1 is required to be cleaned, firstly, the inner cavity of the water tank 1 is controlled to be filled with water, and meanwhile, the power supply wire 7 is supplied with power, so that the control module 5 controls the ultrasonic wave transmitting end 6 to start, the ultrasonic wave transmitting end 6 cleans the inner wall scale of the water tank 1 through ultrasonic waves on the inner wall of the water tank 1, the inner cavity scale of the water tank 1 is conveniently cleaned through ultrasonic waves by utilizing the cooperation of the control module 5, the ultrasonic wave transmitting end 6 and the power supply wire 7, the power supply wire 7 is fixedly connected above the control module 5, the top end of the power supply wire 7 extends upwards to the outer part of the water tank 1, the height value of the limit bar 2 is the same as the height value of the water tank 1, the inner cavity water level of the water tank 1 is increased, the water is pushed by the water to lift the air bag 3 to drive the supporting plate 4 to be lifted, the backup pad 4 can drive ultrasonic wave transmitting end 6 and rise, along with the rise of ultrasonic wave transmitting end 6, can get rid of the incrustation scale with the inner wall of water tank 1 comprehensively, conveniently utilize the lift of water level, control ultrasonic wave transmitting end 6's lift, and then control ultrasonic wave transmitting end 6 gets rid of the inner chamber water level of water tank 1, the below fixedly connected with blowdown piece 8 of water tank 1, the bottom fixedly connected with collection dirty piece 9 on the right side of the blowdown piece 8, the outside movable sleeve of collection dirty piece 9 right-hand member is equipped with the shutoff cover 10, the shutoff cover 10 is installed in the bottom of the collection dirty piece 8 with collection dirty piece 9, conveniently take out the incrustation scale of cleaing away, when using, seal the right side outlet of collection dirty piece 9 through the shutoff cover 10, conveniently the shutoff water tank 1 below, when opening the shutoff cover 10 simultaneously, conveniently discharge the incrustation scale of piling up inside collection dirty piece 9.
Referring to fig. 4 to 5, the bottom of the sewage draining block 8 is fixedly sleeved with a shunt tube 11, the length value of the top of the sewage draining block 8 is larger than that of the bottom, the vertical section of the sewage draining block 8 is in an inverted right trapezoid, the trapezoid of the sewage draining block 8 is arranged, when in use, the sewage draining block 8 is convenient to use, water scale falling from the inner wall of the water tank 1 is conveniently utilized to be seen to concentrate in the sewage collecting block 9, the accumulation of the water scale on the bottom wall of the sewage draining block 8 is avoided, the efficiency of cleaning the water scale is influenced, the use of the device is convenient, the top end of the shunt tube 11 is fixedly provided with a filter screen 12, the bottom of the shunt tube 11 is fixedly connected with a water supply pipe 13, the water supply pipe 13 and the inner cavity of the shunt tube 11 are mutually communicated, the inner cavity of the air injection pipe 14 is mutually communicated with the inner cavity of the shunt tube 11, the setting of shunt tubes 11 utilizes the cooperation of filter screen 12, the convenience protects the apopore, avoid the incrustation scale of water tank 1 inner wall to fall to the inside of shunt tubes 11, discharge through delivery pipe 13 afterwards, influence user's health, delivery pipe 13 and jet tube 14's setting simultaneously, make convenient the careless reposition of redundant personnel, make delivery pipe 13 connect the water valve that uses, the bottom fixedly connected with jet tube 14 of shunt tubes 11, jet tube 14's right-hand member fixed mounting has restriction pipe 15, jet tube 14 and restriction pipe 15's setting, when using, the water outflow of convenient restriction water tank 1 inner chamber, simultaneously the convenience is clear up the incrustation scale of filter screen 12 top, avoid piling up of incrustation scale, influence filter screen 12's drainage effect.
To sum up, this water heater with self-cleaning function and ultrasonic cleaning device thereof, when in use, firstly, after using a period, when the inner wall incrustation scale of water tank 1 needs to be cleared up, at first control the inner chamber of water tank 1 to add water, simultaneously give power supply wire 7 power supply, make control module 5 control ultrasonic wave transmitting end 6 start, make ultrasonic wave transmitting end 6 clear away the inner wall incrustation scale of water tank 1 through the ultrasonic wave to the inner wall of water tank 1, then make the rise of inner chamber water level of water tank 1, make water promote gasbag 3 rise, make gasbag 3 drive backup pad 4 rise, backup pad 4 can drive ultrasonic wave transmitting end 6 rise, along with rising of ultrasonic wave transmitting end 6, can get rid of the inner wall of water tank 1 comprehensively, the incrustation scale of clearance later falls down in the inside of water tank 1, get into the inner chamber of drain block 8 from the inner chamber of water tank 1, later fall to the inside of collection block 9, later make the right-hand member connection air pump of flow limiting pipe 15, make the air pump blow down the inner chamber of flow limiting pipe 15, make air can be sent to the inner chamber of shunt tubes 11 through 14, later make the surface 12 of shunt tubes 11 rise, along the drain block 8, drain down the inside filter screen block 10 is opened simultaneously, the drain down the incrustation scale, and then drain down the filter screen block 10.
In one embodiment, the control module 5 and the power supply wires 7 inside the water tank 1 are provided with a watertight seal. Through setting up waterproof seal box, keep apart electric part in an independent sealed space, avoid water or steam to get into and take place the electrical short circuit trouble or reduce electric element's life.
In one embodiment, the control module 5 is connected with a CCD camera and a temperature sensor; the CCD camera is arranged on the upper surface of the supporting plate 4 and used for shooting surface images of the interior of the water tank 1, and the temperature sensor is used for detecting real-time water temperature;
the control module 5 is internally provided with a scale evaluation model, and the scale evaluation model adopts a data fusion technology to evaluate the surface scale condition in the water tank 1, and specifically comprises the following steps:
preprocessing the surface image by adopting Kalman filtering;
extracting characteristic information of the surface image subjected to real-time water temperature and pretreatment, and carrying out fusion treatment of the characteristic information;
determining the surface scale level inside the water tank 1 according to the fusion result of the characteristic information;
the control module 5 compares the estimated surface scale level with a preset scale threshold, and if the surface scale level exceeds the scale threshold, the ultrasonic wave transmitting end 6 is started to perform ultrasonic wave descaling treatment.
The embodiment utilizes a decision-level data fusion technology, a CCD camera and a temperature sensor are arranged to respectively acquire surface images and real-time water temperature data in the water tank, characteristic information is extracted to perform data fusion, the surface scale level in the water tank is determined according to fusion conditions, whether scale removal is needed or not is judged according to comparison between the surface scale level and a preset scale threshold, if the surface scale level exceeds the scale threshold, scale removal treatment is needed, and therefore an ultrasonic wave transmitting end is started; the data fusion technology is adopted, so that the data processing speed, the processing efficiency and the timeliness can be improved, the reaction time is shortened, the accuracy of a judgment result can be improved, and the method is favorable for accurately selecting the descaling time; the surface image is preprocessed by Kalman filtering, so that image noise interference can be eliminated, and the accuracy and reliability of data are improved.
In one embodiment, referring to fig. 6 and 7, the control module (5) includes a voltage stabilizing circuit and an anti-interference circuit;
the voltage stabilizing circuit comprises a resistor R1, a triode Q1, a light emitting diode D1 and a capacitor C1;
the collector of the triode Q1 is connected with a power supply, two ends of the resistor R1 are respectively connected with the collector and the base of the triode Q1, the base of the triode Q1 is connected with the anode of the light emitting diode D1, the emitter of the triode Q1 is connected with the anode of the capacitor C1, the cathode of the light emitting diode D1 and the cathode of the capacitor C1 are grounded, and the emitter of the triode Q1 is the power supply access end of the control board;
the anti-interference circuit comprises a resistor R2, a resistor R3, a resistor R4, a capacitor C2, a capacitor C3 and a buffer H1;
the temperature sensor is connected with one end of a resistor R2, the other end of the resistor R2 is connected with the positive electrode of a capacitor C3 and an input pin of a buffer H1 respectively, the negative electrode of the capacitor C3 is connected with one end of a resistor R4, the other end of the resistor R4 is connected with an output pin of the buffer H1 and one end of the resistor R3, the other end of the resistor R3 is connected with the positive electrode of the capacitor C2, the negative electrode of the capacitor C2 is grounded, and the other end of the resistor R3 is a water temperature signal output end.
By arranging the voltage stabilizing circuit, the voltage input by the control module to the ultrasonic wave transmitting end is stable, the ultrasonic wave generated by the ultrasonic wave transmitting end can be ensured to be in an optimal state for a long time, the scale removing effect of the ultrasonic wave transmitting end is prevented from being adversely affected due to power supply fluctuation, and the operation reliability and the service life of the ultrasonic wave transmitting end and the control module can be improved; the voltage stabilizing circuit is arranged by adopting the circuit, and has the advantages of simple structure, less number of devices, low fault risk, low cost, easy realization and reliable voltage stabilizing effect; the anti-interference circuit is arranged to carry out filtering processing on the signals of the temperature sensor, so that signal interference can be reduced, signal transmission distortion is avoided, and the accuracy and reliability of water temperature detection are ensured; the anti-interference circuit has simple structure and low manufacturing cost, can ensure the anti-interference requirement and is worthy of popularization and use.
In one embodiment, the control module 5 calculates the surface fouling coefficient inside the tank 1 using the following formula:
in the above formula, lambda represents the surface scale factor of the inside of the water tank; (x, y, z) represents a pixel coordinate point of the surface image of the water tank; s represents the area range of the surface image of the water tank; (x, y, z) →s represents all pixel coordinate points of the area range of the calendar surface image; (x ', y ', z ') represents a pixel coordinate point adjacent to (x, y, z) in the surface image of the water tank; μ represents a luminance value of the surface image; μ () represents a luminance value of a pixel coordinate point (x, y, z) of the surface image of the water tank; μ (') represents the luminance value of the adjacent pixel coordinate point (x', y ', z') of the pixel coordinate point (x, y, z); τ represents the chromaticity value of the surface image; τ () represents the chromaticity value of the pixel coordinate point (x, y, z) of the surface image of the water tank; τ (') represents the chromaticity value of the adjacent pixel coordinate point (x', y ', z') of the pixel coordinate point (x, y, z);frequency-divided spectral values representing the surface image; />A frequency-divided spectral value representing a pixel coordinate point (x, y, z) of the surface image of the water tank; />A frequency-divided spectral value representing a neighboring pixel coordinate point (x ', y ', z ') of the pixel coordinate point (x, y, z);
according to the calculated surface scale factor, the input power of the ultrasonic wave transmitting end 6 is regulated, the larger the surface scale factor is, the more serious the scale is, the larger the ultrasonic energy value required for descaling is, and therefore, the larger input power is adopted.
The embodiment utilizes the formula to calculate the surface scale factor in the water tank, uses the surface scale factor to adjust the input power of the ultrasonic wave transmitting end, changes the ultrasonic energy value required by descaling, and uses the ultrasonic energy value for descaling to adapt to the surface scale in the water tank, thereby enhancing the descaling effect; the adopted calculation formula integrates the brightness contrast ratio, the chromaticity contrast ratio and the frequency division spectrum contrast ratio of each pixel point of the surface image, and the brightness, the chromaticity and the frequency division spectrum of each pixel point of the surface image reflect the rough (or smooth) condition of the surface, so that the condition of the scale deposit thickness (the scale deposit severity) is reflected, thereby being capable of being used for determining the input power of the ultrasonic wave transmitting end.
In the description of the present invention, it should be noted that, directions or positional relationships indicated by terms such as "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc., are based on directions or positional relationships shown in the drawings, are merely for convenience of description and simplification of description, and do not indicate or imply that the apparatus or element to be referred to must have a specific direction, be constructed and operated in the specific direction, and thus should not be construed as limiting the present invention; the terms "first," "second," "third," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying relative importance, and furthermore, unless explicitly specified and limited otherwise, the terms "mounted," "connected," "coupled," and the like are to be construed broadly, and may be fixedly coupled, detachably coupled, or integrally coupled, for example; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present invention will be understood in specific cases by those of ordinary skill in the art. Moreover, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.
Although embodiments of the present invention have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (9)
1. The utility model provides a water heater with self-cleaning function, includes water tank (1), its characterized in that: the utility model discloses a sewage treatment device, including water tank (1), control module (5), sewage treatment module, sealing sleeve (10) and sealing sleeve, limit bar (2) are fixedly sleeved in the inner chamber of water tank (1), the inside of water tank (1) is provided with gasbag (3), the inside fixed cover of gasbag (3) has backup pad (4), the top fixed mounting of backup pad (4) has control module (5), the outside fixed mounting of control module (5) has ultrasonic wave transmitting terminal (6), the top fixedly connected with power supply wire (7), the below fixedly connected with blowdown piece (8) of water tank (1), the bottom fixedly connected with dirt collection piece (9) on the right-hand member of blowdown piece (8), outside movable sleeve is equipped with sealing sleeve (10);
the control module (5) is connected with a CCD camera and a temperature sensor; the CCD camera is arranged on the upper surface of the supporting plate (4) and used for shooting surface images of the inside of the water tank (1), and the temperature sensor is used for detecting real-time water temperature;
the control module (5) is internally provided with a scale deposit evaluation model, the scale deposit evaluation model adopts a data fusion technology to evaluate the surface scale deposit condition inside the water tank (1), and the scale deposit evaluation model is specifically as follows:
preprocessing the surface image by adopting Kalman filtering;
extracting characteristic information of the surface image subjected to real-time water temperature and pretreatment, and carrying out fusion treatment of the characteristic information;
determining the surface scale level inside the water tank (1) according to the fusion result of the characteristic information;
the control module (5) compares the estimated surface scale level with a preset scale threshold, and if the surface scale level exceeds the scale threshold, the ultrasonic wave transmitting end (6) is started to perform ultrasonic wave descaling treatment;
the control module (5) calculates the surface scale factor inside the water tank (1) by adopting the following formula:
；
in the above-mentioned method, the step of,representing the surface fouling coefficient inside the tank; />Pixel coordinate points representing a surface image of the water tank;a region range representing a surface image of the water tank; />All pixel coordinate points representing the area range of the surface image; />Representing the sum +.>Adjacent pixel coordinate points; />A luminance value representing a surface image; />Pixel coordinate point representing surface image of water tank +.>Is a luminance value of (1); />Representing pixel coordinate points +.>Adjacent pixel coordinate points->Is a luminance value of (1); />A chromaticity value representing the surface image; />Pixel coordinate point representing surface image of water tank +.>Is a chrominance value of (2); />Representing pixel coordinate points +.>Adjacent pixel coordinate points->Is a chrominance value of (2); />Frequency-divided spectral values representing the surface image; />Pixel coordinate point representing surface image of water tank +.>Is a frequency division spectrum value of (2); />Representing pixelsCoordinate point->Adjacent pixel coordinate points->Is a frequency division spectrum value of (2);
and adjusting the input power of the ultrasonic wave transmitting end (6) according to the calculated surface scale factor.
2. The water heater with automatic cleaning function according to claim 1, wherein: the sewage disposal device is characterized in that a shunt tube (11) is fixedly sleeved at the bottom of the sewage disposal block (8), a filter screen (12) is fixedly mounted at the top end of the shunt tube (11), a water supply pipe (13) is fixedly connected to the bottom of the shunt tube (11), an air jet tube (14) is fixedly connected to the bottom of the shunt tube (11), and a flow limiting tube (15) is fixedly mounted at the right end of the air jet tube (14).
3. The water heater with automatic cleaning function according to claim 1, wherein: the outer side of the air bag (3) is attached to the inner sides of the four limit strips (2), and the air bag (3) is movably sleeved in the limit strips (2).
4. The water heater with automatic cleaning function according to claim 1, wherein: the bottom surface of ultrasonic wave transmitting end (6) and the top surface fixed connection of backup pad (4), the outside of ultrasonic wave transmitting end (6) is located same vertical plane with the outside of gasbag (3).
5. The water heater with automatic cleaning function according to claim 1, wherein: the top end of the power supply wire (7) extends upwards to the outside of the water tank (1), and the height value of the limiting strip (2) is the same as the height value of the water tank (1).
6. The water heater with automatic cleaning function according to claim 2, wherein: the length value of the top of the blowdown block (8) is larger than that of the bottom, and the vertical section of the blowdown block (8) is in an inverted right trapezoid shape.
7. The water heater with automatic cleaning function according to claim 2, wherein: the inner cavities of the water supply pipe (13) and the shunt pipe (11) are communicated with each other, and the inner cavity of the air injection pipe (14) and the inner cavity of the shunt pipe (11) are communicated with each other.
8. The water heater with automatic cleaning function according to claim 1, wherein: the control module (5) and the power supply lead (7) inside the water tank (1) are both provided with waterproof sealing boxes.
9. The water heater with automatic cleaning function according to claim 1, wherein: the control module (5) comprises a voltage stabilizing circuit and an anti-interference circuit;
the voltage stabilizing circuit comprises a resistor R1, a triode Q1, a light emitting diode D1 and a capacitor C1;
the collector of the triode Q1 is connected with a power supply, two ends of the resistor R1 are respectively connected with the collector and the base of the triode Q1, the base of the triode Q1 is connected with the anode of the light emitting diode D1, the emitter of the triode Q1 is connected with the anode of the capacitor C1, the cathode of the light emitting diode D1 and the cathode of the capacitor C1 are grounded, and the emitter of the triode Q1 is the power supply access end of the control board;
the anti-interference circuit comprises a resistor R2, a resistor R3, a resistor R4, a capacitor C2, a capacitor C3 and a buffer H1;
the temperature sensor is connected with one end of a resistor R2, the other end of the resistor R2 is connected with the positive electrode of a capacitor C3 and an input pin of a buffer H1 respectively, the negative electrode of the capacitor C3 is connected with one end of a resistor R4, the other end of the resistor R4 is connected with an output pin of the buffer H1 and one end of the resistor R3, the other end of the resistor R3 is connected with the positive electrode of the capacitor C2, the negative electrode of the capacitor C2 is grounded, and the other end of the resistor R3 is a water temperature signal output end.
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| CN205505412U (en) * | 2016-04-08 | 2016-08-24 | 繁昌县美日阳光新能源科技有限公司 | Visual magnetic energy water container for water heater |
| CN111595029A (en) * | 2020-06-01 | 2020-08-28 | 赵国良 | Electric water heater based on turbine worm self-cleaning heating pipe |
| CN113669714A (en) * | 2021-08-04 | 2021-11-19 | 广州励宏放科技有限公司 | Boiler with incrustation scale removing function |
| CN114192499A (en) * | 2021-12-17 | 2022-03-18 | 珠海格力电器股份有限公司 | Ultrasonic cleaning apparatus, control method, control device and cleaning system thereof |
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