CN111102734A - Water heating equipment and control method thereof - Google Patents

Water heating equipment and control method thereof Download PDF

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Publication number
CN111102734A
CN111102734A CN201811251264.9A CN201811251264A CN111102734A CN 111102734 A CN111102734 A CN 111102734A CN 201811251264 A CN201811251264 A CN 201811251264A CN 111102734 A CN111102734 A CN 111102734A
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CN
China
Prior art keywords
water
water quality
inlet
treatment
pipeline
Prior art date
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Pending
Application number
CN201811251264.9A
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Chinese (zh)
Inventor
栾超
郑涛
李键
张伟
王玉刚
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Qingdao Economic and Technological Development Zone Haier Water Heater Co Ltd
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Qingdao Economic and Technological Development Zone Haier Water Heater Co Ltd
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Application filed by Qingdao Economic and Technological Development Zone Haier Water Heater Co Ltd filed Critical Qingdao Economic and Technological Development Zone Haier Water Heater Co Ltd
Priority to CN201811251264.9A priority Critical patent/CN111102734A/en
Publication of CN111102734A publication Critical patent/CN111102734A/en
Pending legal-status Critical Current

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    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24HEATING; RANGES; VENTILATING
    • F24HFLUID HEATERS, e.g. WATER OR AIR HEATERS, HAVING HEAT-GENERATING MEANS, e.g. HEAT PUMPS, IN GENERAL
    • F24H1/00Water heaters, e.g. boilers, continuous-flow heaters or water-storage heaters
    • F24H1/0027Water heaters, e.g. boilers, continuous-flow heaters or water-storage heaters using fluid fuel
    • CCHEMISTRY; METALLURGY
    • C02TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02FTREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F1/00Treatment of water, waste water, or sewage
    • CCHEMISTRY; METALLURGY
    • C02TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02FTREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F1/00Treatment of water, waste water, or sewage
    • C02F1/001Processes for the treatment of water whereby the filtration technique is of importance
    • CCHEMISTRY; METALLURGY
    • C02TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02FTREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F1/00Treatment of water, waste water, or sewage
    • C02F1/02Treatment of water, waste water, or sewage by heating
    • CCHEMISTRY; METALLURGY
    • C02TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02FTREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F1/00Treatment of water, waste water, or sewage
    • C02F1/28Treatment of water, waste water, or sewage by sorption
    • C02F1/283Treatment of water, waste water, or sewage by sorption using coal, charred products, or inorganic mixtures containing them
    • CCHEMISTRY; METALLURGY
    • C02TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02FTREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F1/00Treatment of water, waste water, or sewage
    • C02F1/44Treatment of water, waste water, or sewage by dialysis, osmosis or reverse osmosis
    • C02F1/441Treatment of water, waste water, or sewage by dialysis, osmosis or reverse osmosis by reverse osmosis
    • CCHEMISTRY; METALLURGY
    • C02TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02FTREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F9/00Multistage treatment of water, waste water or sewage
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24HEATING; RANGES; VENTILATING
    • F24HFLUID HEATERS, e.g. WATER OR AIR HEATERS, HAVING HEAT-GENERATING MEANS, e.g. HEAT PUMPS, IN GENERAL
    • F24H9/00Details
    • F24H9/0005Details for water heaters
    • F24H9/0042Cleaning arrangements
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24HEATING; RANGES; VENTILATING
    • F24HFLUID HEATERS, e.g. WATER OR AIR HEATERS, HAVING HEAT-GENERATING MEANS, e.g. HEAT PUMPS, IN GENERAL
    • F24H9/00Details
    • F24H9/20Arrangement or mounting of control or safety devices
    • F24H9/2007Arrangement or mounting of control or safety devices for water heaters
    • CCHEMISTRY; METALLURGY
    • C02TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02FTREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F2103/00Nature of the water, waste water, sewage or sludge to be treated
    • C02F2103/42Nature of the water, waste water, sewage or sludge to be treated from bathing facilities, e.g. swimming pools
    • CCHEMISTRY; METALLURGY
    • C02TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02FTREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F2209/00Controlling or monitoring parameters in water treatment
    • C02F2209/10Solids, e.g. total solids [TS], total suspended solids [TSS] or volatile solids [VS]
    • CCHEMISTRY; METALLURGY
    • C02TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02FTREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F2303/00Specific treatment goals
    • C02F2303/04Disinfection

Abstract

The invention discloses a water heating device and a control method thereof, wherein the water heating device comprises a water inlet pipeline and a water outlet pipeline, and also comprises: the water quality detection device is arranged on the water inlet pipeline, and the water quality treatment devices are arranged on the water inlet pipeline and/or the water outlet pipeline, each water quality treatment device is used for carrying out different water quality treatments on water respectively, and the hot water equipment regulates and controls the work of each water quality treatment device according to the water quality information detected by the water quality detection device; the water heating equipment can carry out targeted water quality treatment on water according to detected water quality information, meets different requirements of users, carries out sterilization treatment on water with high bacteria content, carries out filtration treatment on water with high impurities, and can switch a water flow path when the water without impurities does not need to be filtered, and the water flow bypasses a filtration device, thereby playing the role of reducing energy and material consumption.

Description

Water heating equipment and control method thereof
Technical Field
The invention belongs to the field of household appliances, and particularly relates to a water heating device and a control method thereof.
Background
With the increasing living standard of people, people have higher requirements on living quality and living water, and the people do not only need the comfort level of water but also care more about healthy water. The gas water heater is used as a household hot water supply center, and is more and more favored by the majority of users due to the advantages of constant temperature, energy conservation and the like. As the common water temperature is 37-45 degrees, a large amount of bacteria can be bred in the gas water heater and the discharged water. In addition, the tap water contains calcium and magnesium ions, which belong to hard water, and the tap water also has corrosiveness on pipelines of the water heater for a long time, and impurities in the tap water are not beneficial to human health. However, the existing gas water heater does not have the functions of automatically selecting softened water, filtering and sterilizing. No matter which kind of scene uses water, all need to be disinfected and filter, and often some scenes do not need to be filtered and disinfected to cause the waste in two aspects of energy and consumptive material.
Moreover, if the hot water of the gas water heater can not be softened and sterilized, the bathing comfort of people can be greatly reduced, and the requirement of people on healthy water can not be met.
Because the tap water quality is different in different regions, the tap water in some regions has more impurities and high contents of calcium, magnesium ions and the like. Water with high impurity content and high calcium and magnesium ion concentration is introduced into the gas water heater for a long time, and the water pipe and the combustion chamber are corroded and calcified. However, in some areas, the bacteria content is high, and the hardness of water is not high, so that filtering and softening are not needed. Therefore, a water quality monitoring device is required to be added, whether filtration and sterilization are carried out or not can be intelligently selected by monitoring the water quality, and in addition, a user can select a corresponding mode according to the application condition of the user to increase the comfort levels of bathing, water consumption and the like.
The present invention has been made in view of this situation.
Disclosure of Invention
The technical problem to be solved by the invention is to overcome the defects of the prior art, and provide a hot water device and a control method thereof, which can perform targeted water quality treatment on water according to detected water quality information, meet different requirements of users, perform sterilization treatment on water with high bacteria content, perform filtration treatment on water with high impurities, and switch a water flow path when filtration is not needed for water without impurities, so that water flows bypass a filtration device, thereby playing a role in reducing energy and material consumption.
In order to solve the technical problems, the invention adopts the technical scheme that:
a water heating apparatus comprising an inlet conduit and an outlet conduit, further comprising: the water quality detection device is arranged on the water inlet pipeline, and the water quality treatment devices are arranged on the water inlet pipeline and/or the water outlet pipeline, each water quality treatment device is used for carrying out different water quality treatment on water, and the hot water equipment regulates and controls the work of each water quality treatment device according to the water quality information detected by the water quality detection device.
In the above scheme, can carry out the pertinence water quality treatment to water according to the quality of water information that detects, satisfy the different demands of user, if carry out germicidal treatment to the water that bacterial content is high, carry out filtration treatment to the water that impurity is high, to the water of no impurity, when need not filtering, still can switch water flow path, filter equipment is walked around to rivers, to the water that bacterial content is few, then do not carry out germicidal treatment to the effect that reduces the energy saving consumptive material has been played.
Preferably, the water quality treatment device comprises a filtering device, the filtering device is installed on the water inlet pipeline in parallel through a bypass pipeline, and the hot water equipment realizes whether to control the water inlet to be filtered or not by controlling the water inlet to flow through the bypass pipeline or not.
In the above scheme, if filter equipment installs on the inlet channel in series, then can't realize selecting to filter or not filter intaking, intake uniformly can pass through filter equipment and filter, intake comparatively totally when not needing to filter like this, still filtered intaking and had both influenced the unobstructed of intaking, also wasted filter equipment.
Preferably, a first electromagnetic valve is arranged on the bypass pipeline, a second electromagnetic valve is arranged on a pipe section of the water inlet pipeline connected with the bypass pipeline in parallel, and the water inlet path is switched by the hot water device by respectively controlling the opening/closing of the two electromagnetic valves.
In the scheme, the bypass or the bypass can be controlled by respectively controlling the switches of the two electromagnetic valves, so that the inlet water is selectively filtered or not filtered.
Preferably, the water quality treatment device comprises a sterilization device, the sterilization device is arranged on the water outlet pipeline, and the controller realizes sterilization treatment or non-sterilization treatment on the outlet water by controlling the sterilization device to be turned on/off.
In the scheme, the sterilizing device is not required to be connected on the water outlet pipeline in parallel, and the water outlet can be selectively sterilized or not sterilized only by controlling the opening and closing of the sterilizing device.
Preferably, the water quality detection device comprises a plurality of water quality detection modules for detecting different water quality parameters;
for example, the water quality detection device comprises a turbidity detection module, a pH detection module, a TDS water quality detection module, a temperature detection module and the like.
Preferably, the water quality detection device at least comprises a PH detection module and a TDS water quality detection module.
Preferably, the water quality detection device is arranged on the water inlet pipeline and is positioned at the upstream of the bypass pipeline.
Another object of the present invention is to provide a control method for a water heating apparatus, the water heating apparatus comprising a water inlet pipe, a water outlet pipe, a water quality detecting device, a controller and a plurality of water quality treatment devices, the control method comprising: the controller regulates and controls the work of each water quality treatment device according to the water quality information detected by the water quality detection device.
Preferably, each water quality detection device is used for executing different water quality treatment processes, the water quality detection devices detect multiple items of water quality information of inlet water, and the controller controls the water quality treatment devices to be turned on/off respectively according to the inlet water quality information to perform corresponding water quality treatment on the inlet water.
Preferably, the water quality treatment device comprises a sterilization device and a filtering device.
For example, the water quality detection device detects intake water turbidity information, and controls the intake water filtration process if the intake water turbidity is large. The water quality detection device also detects the intake water bacteria content, and when the intake water bacteria content is large, the sterilization device is controlled to start sterilization.
Preferably, water quality testing device detectable pH value and TDS parameter, when the pH value that detects into water is less than when setting for PH and/or when the TDS parameter value of intaking is higher than the setting value, the controller control filter equipment carries out filtration treatment, control sterilizing equipment to the water of intaking, otherwise, controller control sterilizing equipment closes, and the control is walked around filter equipment and is intake.
Preferably, when the pH value of the inlet water is detected to be lower than 7 and/or the TDS parameter value of the inlet water is detected to be higher than 400, the controller controls the filtering device to filter the inlet water and controls the sterilizing device to sterilize the inlet water, otherwise, the controller controls the sterilizing device to be closed and controls the inlet water to bypass the filtering device.
In the above scheme, when the pH value of the inlet water is high (alkaline), the water quality is good, so that the water does not need to be subjected to water quality treatment. When the pH value of the inlet water is low (acidity), which indicates that the water quality is poor, the inlet water needs to be filtered and sterilized.
Further, when the TDS value is low (less than 400), it is indicated that the water quality is good, and thus the water quality treatment is not required, and when the TDS value is high, it is indicated that the water quality is not good, and thus the filtration of the inflow water is controlled and the sterilization treatment of the water is performed.
In the above scheme, the water quality detection device can represent the water quality condition of intaking only by detecting the PH value and the TDS value, and the water can be cleaned by controlling the filtering device or the sterilizing device.
In addition, the TDS value also represents the amount of dissolved substances in water, particularly the content of calcium and magnesium ions, so that the filtering device can adopt a filtering device with a reverse osmosis membrane, and the filtering device comprises three stages of filtering of rough filtering (PP cotton), fine filtering (activated carbon) and the reverse osmosis membrane (desalting, metal removing, degerming and pollutant removing), thereby achieving the effect of softening water quality. Of course, the filtration device can also be used without reverse osmosis, using only coarse filtration (PP wool) and/or fine filtration (activated carbon).
Preferably, the water heating device comprises a plurality of working modes, under different working modes, the water quality treatment devices in different combinations work, and the controller is switched to the corresponding working mode automatically or according to the selection of a user.
In the scheme, the hot water equipment comprises a plurality of working modes, and a user can select the working modes according to the requirement.
Preferably, the working parameters of the water quality treatment equipment are different in different working modes.
Preferably, the working mode comprises a kitchen mode, a bathing mode, a children water using mode and a drinking water mode.
In the kitchen mode, the controller switches the water inlet path to bypass the filter device for water inlet and the sterilizing device to operate at less than full power.
In the bathing mode, the controller switches the water inlet path, bypasses the filter device for water inlet, and closes the sterilizing device.
In the water using mode or the drinking water mode for children, the controller switches the water inlet path, and the inlet water runs at full power through the filtering device and the sterilizing device.
Furthermore, the hot water equipment also comprises a user-defined working mode, and the hot water equipment receives the water quality treatment devices which are started to work in the user-defined working mode and the working parameters of all the water quality treatment devices.
After the technical scheme is adopted, compared with the prior art, the invention has the following beneficial effects.
The water heating equipment of the invention comprises a water inlet pipeline and a water outlet pipeline, and also comprises: the water quality detection device is arranged on the water inlet pipeline, and the water quality treatment devices are arranged on the water inlet pipeline and/or the water outlet pipeline, each water quality treatment device is used for carrying out different water quality treatments on water respectively, and the hot water equipment regulates and controls the work of each water quality treatment device according to the water quality information detected by the water quality detection device; the water heating equipment can carry out targeted water quality treatment on water according to detected water quality information, meets different requirements of users, carries out sterilization treatment on water with high bacteria content, carries out filtration treatment on water with high impurities, and can switch a water flow path when the water without impurities does not need to be filtered, and the water flow bypasses a filtration device, thereby playing the role of reducing energy and material consumption. Furthermore, considering that the water with high content of calcium and magnesium ions, high impurity content and high calcium and magnesium ion concentration is introduced into the gas water heater for a long time, and the problems of corrosion and calcification on a water pipe and a combustion chamber are solved, the filtering device can adopt a reverse osmosis membrane technology so as to soften the water quality.
The following describes embodiments of the present invention in further detail with reference to the accompanying drawings.
Drawings
The accompanying drawings, which are included to provide a further understanding of the invention, are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the invention without limiting the invention to the right. It is obvious that the drawings in the following description are only some embodiments, and that for a person skilled in the art, other drawings can be derived from them without inventive effort. In the drawings:
FIG. 1 is a schematic view of the construction of the water heating apparatus of the present invention;
fig. 2 is a control logic diagram of a preferred hot water apparatus according to a second embodiment of the present invention.
In the figure: 1. a hot water device; 2. a water inlet pipe; 3. a water outlet pipeline; 4. a water quality detection device; 5. a filtration device; 6. a sterilizing device; 7. a bypass conduit; 8. a first solenoid valve; 9. a second solenoid valve.
It should be noted that the drawings and the description are not intended to limit the scope of the inventive concept in any way, but to illustrate it by a person skilled in the art with reference to specific embodiments.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions in the embodiments will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and the following embodiments are used for illustrating the present invention and are not intended to limit the scope of the present invention.
In the description of the present invention, it should be noted that the terms "upper", "lower", "front", "rear", "left", "right", "vertical", "inner", "outer", etc., indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention.
In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; may be directly connected or indirectly connected through an intermediate. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.
As shown in figures 1-2, the invention relates to a gas direct drinking machine and a control method thereof, which adopts gas combustion as a heat source for heating, realizes the functions of water purification and heating, has the advantages of large flow of hot water, quick heating, high temperature, constant temperature, no peculiar smell and the like, and meets the drinking water requirements of people.
Example one
This embodiment provides a hot water apparatus 1, including heating device, and inlet channel 2 and outlet channel 3 who is connected with heating device respectively, hot water apparatus still includes: the water quality detection device 4 is arranged on the water inlet pipeline 2, and the water quality treatment devices are arranged on the water inlet pipeline 2 and/or the water outlet pipeline 3, each water quality treatment device is respectively used for carrying out different water quality treatments on water, and the hot water equipment regulates and controls the work of each water quality treatment device according to the water quality information detected by the water quality detection device 4.
In the above scheme, can carry out the pertinence water quality treatment to water according to the quality of water information that detects, satisfy the different demands of user, if carry out germicidal treatment to the water that bacterial content is high, carry out filtration treatment to the water that impurity is high, to the water of no impurity, when need not filtering, still can switch water flow path, filter equipment 5 is walked around to rivers, to the water that bacterial content is few, then do not carry out germicidal treatment to the effect that reduces the energy saving consumptive material has been played.
Preferably, part of the water quality treatment devices are connected in series and are arranged on the water inlet pipeline 2 and/or the water outlet pipeline 3, and each water quality treatment device is respectively started/stopped to carry out selective water quality treatment on water.
Preferably, part of the water quality treatment devices are arranged on the water inlet pipeline 2 and/or the water outlet pipeline 3 in parallel, and the water quality treatment devices are selected to perform corresponding water quality treatment or not to perform water quality treatment on water by controlling the water flow paths.
Preferably, the water quality treatment device comprises a filtering device 5, the filtering device 5 is installed on the water inlet pipeline 2 in parallel through a bypass pipeline 7, and the hot water equipment 1 realizes filtering treatment or non-filtering treatment on inlet water by switching the inlet water to flow through the bypass pipeline 7 or not to flow through the bypass pipeline 7.
In the above scheme, if filter equipment 5 series connection installs on inlet channel 2, then can't realize selecting to filter or not filtering intaking, intake uniformly can filter through filter equipment 5, intake comparatively totally when not needing to filter like this, still filter intaking and both influenced rivers unobstructed, also reduced filter equipment 5's life-span.
Preferably, a first electromagnetic valve 8 is arranged on the bypass pipeline 7, a second electromagnetic valve 9 is arranged on a pipe section of the water inlet pipeline 2 connected with the bypass pipeline 7 in parallel, and the water inlet path is switched by the water heating equipment 1 through respectively controlling the on/off of the two electromagnetic valves.
In the scheme, the bypass or the bypass can be controlled by respectively controlling the switches of the two electromagnetic valves, so that the inlet water is selectively filtered or not filtered.
Preferably, the water quality treatment device comprises a sterilization device 6, the sterilization device 6 is arranged on the water outlet pipeline 3, and the controller realizes sterilization treatment or non-sterilization treatment on the outlet water by controlling the sterilization device 6 to be turned on/off.
In the above scheme, the sterilizing device 6 is not required to be connected in parallel to the water outlet pipe 3, the outlet water can flow through the sterilizing device 6, and the outlet water can be selectively sterilized or not sterilized only by controlling the opening and closing of the sterilizing device 6.
Preferably, the water quality detection device 4 comprises a plurality of water quality detection modules for detecting different water quality parameters;
for example, the water quality detecting device 4 includes a turbidity detecting module, a PH detecting module, a TDS water quality detecting module, a temperature detecting module, and so on.
Preferably, the water quality detection device 4 at least comprises a PH detection module and a TDS water quality detection module.
Preferably, the water quality detection device 4 is arranged on the water inlet pipeline 2 and is located at the upstream of the bypass pipeline 7, and all inlet water can flow through the water quality detection device 4.
Example two
The second embodiment provides a control method of a water heating apparatus 1, where the water heating apparatus 1 includes a water inlet pipe 2, a water outlet pipe 3, a water quality detection device 4, a controller, and a plurality of water quality treatment devices, and the control method includes: the controller regulates and controls the work of each water quality treatment device according to the water quality information detected by the water quality detection device 4.
Preferably, each water quality detection device 4 is used for executing different water quality treatment processes, the water quality detection devices 4 detect multiple items of water quality information of inlet water, and the controller controls the water quality treatment devices to be turned on/off respectively according to the inlet water quality information to perform corresponding water quality treatment on the inlet water.
Preferably, the water treatment device comprises a sterilization device 6 and a filtering device 5.
For example, the water quality detection device 4 detects intake water turbidity information, and controls the intake water filtration process if the intake water turbidity is large. The water quality detection device 4 also detects the intake water bacteria content, and when the intake water bacteria content is large, the sterilization device 6 is controlled to start sterilization.
Preferably, the water quality testing device 4 can detect pH value and TDS parameter, when the pH value that detects into water is less than when setting for PH and/or when the TDS parameter value of intaking is higher than the setting value, the controller control filter equipment 5 carries out filtration treatment, control sterilizing equipment 6 to the water of intaking and carries out germicidal treatment, otherwise, controller control sterilizing equipment 6 closes, and the control is walked around filter equipment 5 and is intake.
In a preferred scheme, as shown in fig. 1, a water consumption device is arranged on an outlet pipe of a water heating device, the water consumption device can be a faucet, a shower head and the like, a water quality detection device 4 is arranged on an inlet pipe of the water heating device, the water quality detection device can detect two water quality parameters of a PH value and a TDS, a bypass pipe is connected in parallel on the inlet pipe, a filter device is arranged on the bypass pipe, a second electromagnetic valve 9 is arranged on the inlet pipe, a first electromagnetic valve 8 is arranged on the bypass pipe, the water heating device can respectively control the on-off of the first electromagnetic valve and the second electromagnetic valve, a sterilization device 6 is arranged on the outlet pipe 3, and the sterilization device is preferably a cold-female pipe.
Referring to fig. 2, the preferred control logic of the control method of the present embodiment is as follows:
s1, starting a water using device, and feeding water into hot water equipment;
s2, detecting the water quality information of inlet water on the water inlet pipeline by the water quality detection device;
s3, judging whether the pH value of the inlet water is lower than the set pH value and/or whether the TDS value of the inlet water is higher than the set value, if so, entering the step S4, otherwise, entering the step S5;
s4, opening the first electromagnetic valve 8, closing the second electromagnetic valve 9, and opening the sterilizing device 6;
s5, the first solenoid valve 8 is closed, the second solenoid valve 9 is opened, and the sterilization device 6 is closed.
Preferably, when the pH value of the inlet water is detected to be lower than 7 and/or the TDS parameter value of the inlet water is detected to be higher than 400, the controller controls the filtering device 5 to filter the inlet water and controls the sterilizing device 6 to sterilize the inlet water, otherwise, the controller controls the sterilizing device 6 to be closed and controls the inlet water to bypass the filtering device 5.
In the above scheme, when the pH value of the inlet water is high (alkaline), the water quality is good, so that the water does not need to be subjected to water quality treatment. When the pH value of the inlet water is low (acidity), which indicates that the water quality is poor, the inlet water needs to be filtered and sterilized.
Further, when the TDS value is low (less than 400), it is indicated that the water quality is good, and thus the water quality treatment is not required, and when the TDS value is high, it is indicated that the water quality is not good, and thus the filtration of the inflow water is controlled and the sterilization treatment of the water is performed.
In the above scheme, the water quality detection device 4 can represent the water quality condition of the inlet water only by detecting the pH value and the TDS value, and then the water can be cleaned by controlling the filtering device 5 or the sterilizing device 6.
In addition, the TDS value also represents the amount of dissolved substances in water, especially the content of calcium and magnesium ions, so that the filtering device 5 can adopt a filtering device 5 with a reverse osmosis membrane, including rough filtering (PP cotton), fine filtering (active carbon) and reverse osmosis membrane (desalting, metal removing, bacteria removing and pollutant removing) three-stage filtering, thereby achieving the effect of softening water quality. Of course, the filter device 5 can also be used without reverse osmosis, using only coarse filtration (PP wool) and/or fine filtration (activated carbon).
Preferably, the water heating device 1 comprises a plurality of working modes, in different working modes, the water quality treatment devices in different combinations work, and the controller is switched to the corresponding working modes automatically or according to the selection of a user.
In the above solution, the water heating apparatus 1 comprises a plurality of operation modes, which can be selected by the user according to the requirements.
Preferably, the working parameters of the water quality treatment equipment are different in different working modes.
Preferably, the working modes comprise a kitchen mode, a bathing mode, a water consumption mode for children and a drinking water mode;
in the kitchen mode, the controller switches the water inlet path, inlet water bypasses the filter device 5 and enters the heating device, and the sterilizing device 6 runs at less than full power.
In the bathing mode, the controller switches the water inlet path, the inlet water bypasses the filter device 5 and enters the heating device (the heating device of the hot water apparatus for heating the inlet water), and the sterilizing device 6 is turned off.
In the water using mode or the drinking water mode for children, the controller switches the water inlet path, and inlet water is filtered by the filtering device 5 and then enters the heating device and the sterilizing device 6 to run at full power.
Moreover, the selection of the multiple working modes can be realized by the active selection of a user, and the working modes can also be automatically switched for the hot water equipment.
If the hot water equipment can sense the current water using device (kitchen faucet, shower head, bathroom faucet, etc.), the corresponding working mode is switched according to the difference of the water using device, if the water using device for kitchen is detected, the hot water equipment is switched to the kitchen mode, and if the water using device for shower head is detected, the hot water equipment is switched to the bathing mode. In order to realize the functions, detection devices are respectively arranged corresponding to the water utilization devices, and the water utilization device which uses water currently is detected, so that the corresponding working mode is switched. The detection device can be a water flow sensor arranged on each water device, the water flow sensor is in communication connection with the hot water equipment, and the hot water equipment is switched to a corresponding working mode when the water flow sensor sends information to the hot water equipment.
Further, the hot water apparatus 1 further includes a user-defined working mode, and the hot water apparatus 1 receives the water quality treatment devices started to work in the user-defined working mode and the working parameters of the water quality treatment devices. The working parameters set by the user comprise water quality hardness, water temperature parameters, sterilization device power parameters and the like, and the hot water equipment receives the information set by the user and then stores the information.
For example: the hot water equipment is provided with a self-defined working mode setting key (which can be a mechanical key or a key icon displayed on a touch display screen), when a user clicks the key, the display screen of the hot water equipment enters a mode setting interface, the user can further set a water temperature parameter, a bathing PH value parameter, a water hardness parameter, a sterilization grade/power parameter and the like, and after the information is set, the hot water equipment keeps all the parameters so as to execute corresponding operation according to all the parameters set by the user when the hot water equipment enters the self-defined working mode in later use.
Although the present invention has been described with reference to a preferred embodiment, it should be understood that various changes, substitutions and alterations can be made herein without departing from the spirit and scope of the invention as defined by the appended claims.

Claims (10)

1. The utility model provides a hot water equipment, includes inlet channel and outlet conduit, its characterized in that still includes: the water quality detection device is arranged on the water inlet pipeline, and the water quality treatment devices are arranged on the water inlet pipeline and/or the water outlet pipeline, each water quality treatment device is used for carrying out different water quality treatment on water, and the hot water equipment regulates and controls the work of each water quality treatment device according to the water quality information detected by the water quality detection device.
2. The water heating apparatus as claimed in claim 1, wherein the water quality treatment device comprises a filtering device, the filtering device is installed in parallel on the water inlet pipe through a bypass pipe, and the water heating apparatus controls whether to filter the inlet water by controlling whether the inlet water flows through the bypass pipe.
3. The water heating apparatus according to claim 2, wherein the bypass pipeline is provided with a first solenoid valve, the water inlet pipeline is provided with a second solenoid valve on a pipe section connected in parallel with the bypass pipeline, and the water heating apparatus switches the water inlet path by controlling the on/off of the two solenoid valves respectively.
4. A hot water apparatus according to any one of claims 1 to 3, wherein the water quality treatment device comprises a sterilization device, the sterilization device is installed on the water outlet pipe, and the hot water apparatus performs sterilization treatment or does not perform sterilization treatment on the outlet water by controlling the on/off of the sterilization device.
5. A water heating apparatus according to any one of claims 1 to 3, wherein the water quality detection means comprises a plurality of water quality detection modules for detecting different water quality parameters;
preferably, the water quality detection device at least comprises a PH detection module and a TDS water quality detection module;
preferably, the water quality detection device is arranged on the water inlet pipeline and is positioned at the upstream of the bypass pipeline.
6. A control method of a hot water device is characterized in that the hot water device comprises a water inlet pipeline, a water outlet pipeline, a water quality detection device, a controller and a plurality of water quality treatment devices, and the control method comprises the following steps: the controller regulates and controls the work of each water quality treatment device according to the water quality information detected by the water quality detection device.
7. The control method of a hot water apparatus as claimed in claim 6, wherein each water quality detection device is used for performing different water quality treatment processes, the water quality detection device detects multiple items of water quality information of the incoming water, and the controller controls each water quality treatment device to be turned on/off according to the water quality information of the incoming water, so as to perform corresponding water quality treatment on the incoming water;
preferably, the water quality treatment device comprises a sterilization device and a filtering device.
8. The control method of the water heating equipment according to claim 6 or 7, wherein the water quality detection device can detect a pH value and a TDS parameter, when the detected pH value of the inlet water is lower than a set pH value and/or the TDS parameter value of the inlet water is higher than a set value, the controller controls the filtering device to filter the inlet water and controls the sterilizing device to sterilize the inlet water, otherwise, the controller controls the sterilizing device to be closed and controls the inlet water to bypass the filtering device.
9. The control method of the water heating device according to claim 6 or 7, wherein the water heating device comprises a plurality of working modes, in different working modes, different combinations of water quality treatment devices work, and the controller switches to the corresponding working modes automatically or according to the selection of a user;
preferably, under different working modes, the working parameters of the water quality treatment equipment are different;
preferably, the working modes comprise a kitchen mode, a bathing mode, a water consumption mode for children and a drinking water mode;
in the kitchen mode, the controller switches the water inlet path to bypass the water inlet of the filtering device, and the sterilizing device runs at lower than full power;
in the bathing mode, the controller switches the water inlet path, bypasses the water inlet of the filtering device and closes the sterilizing device;
in the water using mode or the drinking water mode for children, the controller switches the water inlet path, and the inlet water runs at full power through the filtering device and the sterilizing device.
10. The control method of the water heating equipment according to claim 6 or 7, wherein the water heating equipment further comprises a user-defined working mode, and the water heating equipment receives the water quality treatment devices which are started to work in the user-defined working mode and the working parameters of the water quality treatment devices.
CN201811251264.9A 2018-10-25 2018-10-25 Water heating equipment and control method thereof Pending CN111102734A (en)

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CN112503771A (en) * 2020-11-03 2021-03-16 华帝股份有限公司 Water heater system with multifunctional filter element and control method thereof
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CN116102385A (en) * 2022-12-27 2023-05-12 安顺久联民爆有限责任公司 Intelligent heat supply control system
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CN113104948A (en) * 2021-04-30 2021-07-13 佛山市顺德区美的饮水机制造有限公司 Device for adjusting pH value of bath effluent and electrical equipment
CN116102385A (en) * 2022-12-27 2023-05-12 安顺久联民爆有限责任公司 Intelligent heat supply control system
CN116102385B (en) * 2022-12-27 2024-05-03 安顺久联民爆有限责任公司 Intelligent heat supply control system

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