CN215809259U - Water heater - Google Patents

Abstract

The utility model discloses a water heater, which comprises a heating device, a softening and regenerating device, a connecting pipe, a water supply pipe and a flow regulating valve. The heating device is provided with a first water inlet and a first water outlet, the softening and regenerating device is provided with a second water inlet and a second water outlet, one end of the connecting pipe is communicated with the first water outlet, the other end of the connecting pipe is communicated with the second water inlet, the water supply pipe is communicated with the first water inlet and the second water inlet, the connecting pipe and/or the water supply pipe are/is provided with a flow regulating valve, the softening and regenerating device is used for softening initial water passing through the heating device into softened water, and the flow regulating valve is used for regulating the water supply proportion of the heating device and/or the water supply pipe so as to regulate the temperature of the water to be softened entering the softening and regenerating device. According to the water heater disclosed by the utility model, the water temperature of water to be softened is regulated by arranging the flow regulating valve on the connecting pipe and/or the water supply pipe, so that the damage to internal materials of the softening and regenerating device caused by too high temperature of the water to be softened can be avoided, and the service life of the softening and regenerating device is prolonged.

Description

Water heater

Technical Field

The utility model relates to the field of household appliances, in particular to a water heater.

Background

The water inlet source of the water heater is generally hard water with high hardness, the hard water contains metal ions such as calcium, magnesium and the like with high concentration, the hard water and soap or other detergents can form insoluble precipitates, the bathing and cleaning effect can be reduced, and the symptoms such as dry, rough and even itching skin can be caused.

In order to solve the problem, some water heaters appear on the market, a softening and regenerating device is additionally arranged at the front end of a heating device, and although hard water can be softened by the arrangement mode, salt water in a softening stage can enter the heating device, so that the corrosion of the heating device is accelerated, and the service life of the water heater is influenced. In order to solve the problem, the inventor sets the softening and regenerating device at the rear, however, after setting the softening and regenerating device at the rear, the hot water in the heating device enters the softening and regenerating device to damage the softening material.

SUMMERY OF THE UTILITY MODEL

In view of the above, the present invention discloses a water heater.

The utility model provides a water heater, which comprises a heating device, a softening and regenerating device, a connecting pipe, a water supply pipe and a flow regulating valve, wherein the heating device is provided with a first water inlet and a first water outlet, the softening and regenerating device is provided with a second water inlet and a second water outlet, one end of the connecting pipe is communicated with the first water outlet, the other end of the connecting pipe is communicated with the second water inlet, the water supply pipe is communicated with the first water inlet and the second water inlet and is used for supplying initial water, the connecting pipe and/or the water supply pipe are/is provided with the flow regulating valve, the softening and regenerating device is used for softening the initial water passing through the heating device into softened water, and the flow regulating valve is used for regulating the water supply proportion of the heating device and/or the water supply pipe so as to regulate the water temperature of the water to be softened and entering the softening and regenerating device.

According to the water heater provided by the utility model, the softening and regenerating device is arranged to soften the initial water passing through the heating device, so that a user can use the softened water to bath, and the user experience is improved. And through setting up the rear of softening regenerating unit, the salt solution that uses when softening regenerating unit regeneration can not enter into heating device, avoids appearing salt solution and accelerates the condition that heating device corrodes, prolongs the life of water heater. In addition, the flow regulating valve is arranged on the connecting pipe and/or the water supply pipe and used for regulating the water supply proportion of the heating device and/or the water supply pipe so as to regulate the water temperature of the water to be softened entering the softening and regenerating device, so that the damage to materials inside the softening and regenerating device caused by the fact that the initial water temperature from the heating device is too high can be avoided, and the service life of the softening and regenerating device is prolonged.

As an improved mode, the water supply pipe comprises a tee joint, a first sub pipe, a second sub pipe and a third sub pipe, the tee joint comprises a first interface, a second interface and a third interface, and one end of the first sub pipe is communicated with the first interface and used for inputting initial water; one end of the second sub-pipe is communicated with the second interface, and the other end of the second sub-pipe is communicated with the first water inlet; one end of the third sub-pipe is communicated with the third interface, and the other end of the third sub-pipe is communicated with the second water inlet; the connecting pipe and/or the third sub-pipe are/is provided with the flow regulating valve.

According to the water heater provided by the utility model, the water supply pipe is arranged in the design mode, so that the pipeline connection can be simplified, the occupied space of parts is saved, and the size of the water heater is reduced.

As a modification, the water supply pipes include a first water supply pipe and a second water supply pipe, the first water supply pipe being in communication with the first water inlet for inputting initial water; the second water supply pipe is communicated with the second water inlet and is used for inputting initial water; the connection pipe and/or the second water supply pipe is provided with the flow regulating valve.

As a modification, one end of the water supply pipe is connected to the connection pipe, and the water supply pipe is communicated with the second water inlet through the connection pipe.

As an improvement, the connecting point of the water supply pipe and the connecting pipe divides the connecting pipe into a first pipe section communicated with the first water outlet and a second pipe section communicated with the second water inlet, the water heater further comprises a flow dividing pipe and a control valve assembly, one end of the flow dividing pipe is communicated with the second pipe section, and the other end of the flow dividing pipe is communicated with the second water outlet; the control valve assembly is connected with the softening and regenerating device and the shunt pipe; the control valve assembly is used for controlling the water supply proportion of the softening and regenerating device and the shunt pipe.

According to the water heater provided by the utility model, by arranging the shunt pipe and the control valve assembly, a user can select different water hardness and water outlet modes according to personal preference to carry out bathing and other purposes, and the user experience degree is good.

As a refinement, the control valve assembly comprises a first control valve and a second control valve, the first control valve is communicated with the second water inlet or the second water outlet, and the first control valve is used for controlling the water supply proportion of the softening and regenerating device; and the second control valve is communicated with the shunt pipe and is used for controlling the water supply proportion of the shunt pipe.

As a refinement, at least one of the first control valve and the second control valve is a regulator valve.

According to the water heater provided by the utility model, at least one of the first control valve and the second control valve is set as the regulating valve, so that the initial water and the softened water can be mixed according to a preset proportion, and a user can use hot water mixed water with preset water quality hardness according to personal preference.

As a refinement, the water heater further comprises a purification device, which is installed in the first sub-pipe and is used for purifying impurities and/or residual chlorine and/or calcium magnesium ions and/or germs in the initial water entering the heating device.

According to the water heater provided by the utility model, the purification device is additionally arranged at the water supply pipe, and the purification device can effectively avoid at least one problem of scaling of the heating device, accelerated corrosion of the heating device and germ contained in the initial water through purification of the initial water.

As an improvement mode, the water heater further comprises a waste water collecting device, the softening and regenerating device further comprises a waste discharge port, and the waste water collecting device is communicated with the waste discharge port.

According to the water heater provided by the utility model, the waste water collecting device is arranged to collect the waste water discharged by the regeneration stage of the softening and regenerating device, and the collected waste water can be reused, so that the waste of water resources is reduced.

As an improved mode, the water heater also comprises a main pipeline and at least one branch pipeline, wherein the main pipeline is connected with the wastewater collecting device; at least one branch is connected with the main pipeline and used for conveying the wastewater collected by the wastewater collecting device to water utilization equipment.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings needed to be used in the description of the embodiments are briefly introduced below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings based on these drawings without creative efforts.

FIG. 1 is a schematic structural diagram of a water heater according to an embodiment of the present invention;

FIG. 2 is a schematic block diagram of a modified embodiment of the water heater of FIG. 1;

FIG. 3 is a schematic block diagram of another alternative embodiment of the water heater of FIG. 1;

FIG. 4 is a schematic block diagram of another alternative embodiment of the water heater of FIG. 1;

FIG. 5 is a schematic structural diagram of a water heater according to another embodiment of the present invention;

FIG. 6 is a schematic block diagram of a variant embodiment of the water heater of FIG. 5;

FIG. 7 is a schematic structural diagram of a water heater according to another embodiment of the present invention;

FIG. 8 is a schematic structural diagram of a softening and regenerating device provided by an embodiment of the present invention;

FIG. 9 is a schematic structural diagram of a water heater according to another embodiment of the present invention;

fig. 10 is a schematic structural diagram of a water heater according to another embodiment of the present invention.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, not all, embodiments of the present invention. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

It is also to be understood that the terminology used in the description of the utility model herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the utility model. As used in the specification of the present invention and the appended claims, the singular forms "a," "an," and "the" are intended to include the plural forms as well, unless the context clearly indicates otherwise.

It should be further understood that the term "and/or" as used in this specification and the appended claims refers to and includes any and all possible combinations of one or more of the associated listed items.

As shown in fig. 1, the embodiment of the present invention provides a water heater, which includes a heating device 10, a softening and regenerating device 20, a connecting pipe 30, a water supply pipe 40, and a flow regulating valve 50. The heating device 10 has a first water inlet 11 and a first water outlet 12. The softening and regeneration device 20 has a second water inlet 21 and a second water outlet 22. One end of the connecting pipe 30 is communicated with the first water outlet 12, and the other end is communicated with the second water inlet 21. The water supply pipe 40 communicates with the first and second water inlets 11 and 21, and the water supply pipe 40 serves to supply the initial water. The water supply pipe 40 is provided with a flow regulating valve 50. The softening and regenerating device 20 is used for softening the initial water passing through the heating device 10 into softened water, and the flow regulating valve 50 is used for regulating the water supply proportion of the water supply pipe 40 to regulate the water temperature of the water to be softened entering the softening and regenerating device 20.

When the water heater is used, the initial water, for example, tap water, enters the heating device 10 from the first water inlet 11 to be heated, the heated initial water enters the softening and regenerating device 20 through the connecting pipe 30 to be softened, and the softened water is used for bathing and the like through the second water outlet 22. The adjusting valve is used for controlling the water supply ratio of the water supply pipe 40 and adjusting the mixing ratio of the unheated initial water and the heated initial water, so that the water to be softened entering the softening and regenerating device 20 from the second water inlet 21 meets the water temperature requirement. Specifically, when the temperature of the water to be softened is higher than the preset value, the opening of the regulating valve is increased, the water supply amount of the water supply pipe 40 is increased, and the temperature of the water to be softened is decreased. When the temperature of the water to be softened is lower than the preset value, the opening of the regulating valve is reduced, the water supply amount of the water supply pipe 40 is reduced, and the temperature of the water to be softened is raised.

It should be noted that the flow control valve 50 is not limited to be provided in the water supply pipe 40, for example, in other embodiments, as shown in fig. 2, the flow control valve 50 is provided in the connection pipe 30, and the flow control valve 50 is used for adjusting the water supply ratio of the heating apparatus 10. In other embodiments, as shown in fig. 3, the connection pipe 30 and the water supply pipe 40 are provided with flow control valves 50, the flow control valve 50 provided in the connection pipe 30 is used to adjust the water supply ratio of the heating apparatus 10, and the flow control valve 50 provided in the water supply pipe 40 is used to adjust the water supply ratio of the water supply pipe 40.

In this embodiment, the softening and regenerating device 20 is arranged to soften the initial water passing through the heating device 10, so that the user can use the softened water for bathing, thereby improving the user experience. And through setting up softening regenerating unit 20 rearmounted, the salt solution that softening regenerating unit 20 used when regeneration can not enter into heating device 10, avoids appearing the salt solution and accelerates the condition that heating device 10 corrodes, prolongs the life of water heater. In addition, by providing the flow control valve 50 on the connection pipe 30 and/or the water supply pipe 40, and the flow control valve 50 adjusts the water supply ratio of the heating device 10 and/or the water supply pipe 40 to adjust the water temperature of the water to be softened entering the softening and regenerating device 20, it is possible to prevent the damage of the material inside the softening and regenerating device 20 caused by the high initial water temperature from the heating device 10, and to prolong the service life of the softening and regenerating device 20.

As shown in fig. 1, in some embodiments, the water supply pipe 40 includes a tee 41, a first sub-pipe 42, a second sub-pipe 43, and a third sub-pipe 44. Tee 41 includes a first port 411, a second port 412, and a third port 413. One end of the first sub-pipe 42 communicates with the first port 411, and the first sub-pipe 42 is used for inputting the initial water. One end of the second sub-pipe 43 communicates with the second port 412, and the other end communicates with the first water inlet 11. One end of the third sub-pipe 44 is communicated with the third port 413, and the other end is communicated with the second water inlet 21. The initial water entering from the first sub-pipe 42 partially enters the heating device 10 through the second sub-pipe 43 and partially enters the softening and regenerating device 20 through the third sub-pipe 44, and by the design mode, the pipeline connection can be simplified, the occupied space of components can be saved, and the size of the water heater can be reduced. Wherein the connection pipe 30 and/or the third sub-pipe 44 is provided with a flow regulating valve 50.

As shown in fig. 4, it should be noted that the water supply pipe 40 is not limited to the above arrangement, for example, in other embodiments, the water supply pipe 40 includes a first water supply pipe 40a and a second water supply pipe 40 b. The first water supply pipe 40a communicates with the first water inlet 11 for inputting initial water. The second water supply pipe 40b communicates with the second water inlet 21 for inputting the initial water. Wherein the connection pipe 30 and/or the second water supply pipe 40b is provided with a flow rate adjustment valve 50.

As shown in fig. 1, in some embodiments, one end of the water supply pipe 40 is connected to the connection pipe 30, the water supply pipe 40 is communicated with the second water inlet 21 through the connection pipe 30, and a point where the water supply pipe 40 is connected to the connection pipe 30 divides the connection pipe 30 into a first pipe section 30a communicated with the first water outlet 12 and a second pipe section 30b communicated with the second water inlet 21. Of course, one end of the water supply pipe 40 is not limited to be in communication with the second water inlet 21 through the connection pipe 30, for example, in other embodiments, one end of the water supply pipe 40 may be in direct communication with the second water inlet 21. The temperature of the water to be softened can be detected by a temperature sensor installed at the second water inlet 21 or the second pipe section 30 b.

As shown in fig. 5, in some embodiments, the water heater further includes a bypass pipe 60 and a control valve assembly 70, one end of the bypass pipe 60 is communicated with the second pipe section 30b, the other end is communicated with the second water outlet 22, the control valve assembly 70 is connected with the softening and regenerating device 20 and the bypass pipe 60, and the control valve assembly 70 is used for controlling the water supply ratio of the softening and regenerating device 20 and the bypass pipe 60.

In this design, the water heater can provide multiple water usage modes for customer selection. One of the water usage modes is to control the valve assembly 70 to shut off the softening and regenerating device 20 and control the bypass pipe 60 to circulate, and the water heater is supplied with hot hard water. Another mode of water use is to control the valve assembly 70 to control the bypass line 60 to shut off and control the flow through the softening and regeneration device 20, and the water heater is supplied with hot soft water. The other water using mode is that the control valve assembly 70 firstly controls the softening and regenerating device 20 to cut off, the shunt pipe 60 circulates, then the shunt pipe 60 is controlled to cut off, the softening and regenerating device 20 circulates, and the water heater supplies hot water hard water firstly and hot water soft water secondly. Another water usage mode is that the initial water enters the softening and regenerating device 20 through the water supply pipe 40 and the water heater supplies cold water for softening the water. Another water usage mode is that the initial water is supplied through the water supply pipe 40 into the connection pipe 30 and then through the connection pipe 30 into the bypass pipe 60, and the water heater is supplied with cold hard water. Another water use mode is that the initial water is introduced into the connection pipe 30 through the water supply pipe 40, and then introduced into the softening regeneration device 20 and the diversion pipe 60 through the connection pipe 30, respectively, and then mixed to obtain cold water mixed water. Another water usage mode is that the initial water enters the connection pipe 30 through the water supply pipe 40 and then enters the shunt pipe 60 through the connection pipe 30, and the water heater supplies cold water hard water, and then the initial water enters the connection pipe 30 through the water supply pipe 40 and then enters the softening and regenerating device 20 through the connection pipe 30, and the water heater supplies cold water soft water, that is, the water heater supplies cold water hard water first and then cold water soft water.

Through setting up shunt tubes 60 and control valve subassembly 70, the user can select different quality of water hardness and the use such as go out the water mode and carry out the bathing according to individual hobby, and user experience is good.

As shown in fig. 5, in some embodiments, the control valve assembly 70 includes a first control valve 71 and a second control valve 72, the first control valve 71 is communicated with the second water inlet 21, the first control valve 71 is used for controlling the water supply ratio of the softening and regenerating device 20, the second control valve 72 is communicated with the shunt pipe 60, and the second control valve 72 is used for controlling the water supply ratio of the shunt pipe 60.

Illustratively, the water heater further comprises a water outlet pipe 80, one end of the water outlet pipe 80 is communicated with the second water outlet 22, one end of the shunt pipe 60 is connected with the second pipe section 30b, and the other end of the shunt pipe 60 is connected with the water outlet pipe 80. A first control valve 71 is installed at the second water inlet 21 or between the connection point of the shunt tube 60 and the second tube section 30b to the second water inlet 21.

Of course, the first control valve 71 may be set to communicate with the second water outlet 22, for example, it is also possible that the first control valve 71 is installed at the second water outlet 22 or between the connection point of the diversion pipe 60 and the water outlet pipe 80 and the second water outlet 22.

In some embodiments, at least one of the first control valve 71 and the second control valve 72 is a regulator valve.

Illustratively, the first control valve 71 is a stop valve and the second control valve 72 is a regulator valve, or the first control valve 71 is a regulator valve and the second control valve 72 is a stop valve, or both the first control valve 71 and the second control valve 72 are regulator valves.

After the technical scheme is adopted, at least one of the first control valve 71 and the second control valve 72 is set to be the regulating valve, so that the initial water and the softened water can be mixed according to a preset proportion, and a user can use hot water mixed water with preset water hardness according to personal preference.

Of course, both the first control valve 71 and the second control valve 72 may be shut-off valves.

As shown in fig. 6, the control valve assembly 70 is not limited to the arrangement including the first control valve 71 and the second control valve 72, and in other embodiments, the control valve assembly 70 includes a mixing valve 71 ', and the bypass pipe 60 and the second water outlet 22 are both in communication with the mixing valve 71'. The initial water of the diversion pipe 60 and the softened water of the second water outlet 22 are mixed at the mixing valve 71 ', and the mixing valve 71' provides different water usage modes for users by controlling the water supply ratio of the softening and regenerating device 20 and the diversion pipe 60.

As shown in fig. 7, in some embodiments, the water heater further comprises a first water hardness detector 101, the first water hardness detector 101 is mounted on the water outlet pipe 80, and the first water hardness detector 101 is used for detecting the water hardness of the softened water flowing out from the second water outlet 22. Carry out quality of water hardness to the demineralized water that flows out from second delivery port 22 through setting up first quality of water hardness detector 101 and detect, follow-up show through connecting the display screen, the user of being convenient for learns the quality of water hardness of the demineralized water that flows out from softening regenerating unit 20, in time carries out regeneration operation to softening regenerating unit 20.

As shown in fig. 7, in some embodiments, the water heater further comprises a second water hardness detector 102, the second water hardness detector 102 is mounted on the connection pipe 30, and the second water hardness detector 102 is used for detecting the water hardness of the initial water flowing out of the first water outlet 12. By arranging the second water hardness detector 102, the controller is facilitated to control the outlet water mixing ratio of the shunt pipe 60 and the softening and regenerating device 20 according to the numerical values fed back by the first water hardness detector 101 and the second water hardness detector 102.

As shown in fig. 7, in some embodiments, the water heater further includes a third water hardness detector 103, the third water hardness detector 103 is installed at the water supply pipe 40, and the third water hardness detector 103 is used to detect the water hardness of the initial water entering the heating apparatus 10 from the water supply pipe 40. Through the third water hardness detector 103, the user can conveniently monitor the water hardness of the external initial water.

As shown in fig. 7, in some embodiments, the water heater further includes a first temperature sensor 104, the first temperature sensor 104 being mounted to the outlet pipe 80, the first temperature sensor 104 being configured to detect the temperature of the softened water flowing out of the second outlet 22.

As shown in fig. 7, in some embodiments, the water heater further comprises a second temperature sensor 105, in some embodiments, the second temperature sensor 105 is installed at the second pipe section 30b of the connection pipe 30 or the second water inlet 21, and the second temperature sensor 105 is used for detecting the temperature of the water to be softened entering the softening and regenerating device 20.

As shown in fig. 7, in some embodiments, the water heater further includes a third temperature sensor 106, the third temperature sensor 106 being mounted to the water supply pipe 40, the third temperature sensor 106 being configured to detect the temperature of the initial water entering the heating apparatus 10 from the water supply pipe 40. By providing the third temperature sensor 106, the heating device 10 can output appropriate power to heat the initial water to the preset temperature in cooperation with the value detected by the second temperature sensor 105.

In some embodiments, a display screen is arranged on the water heater, the first water hardness detector 101, the second water hardness detector 102, the third water hardness detector 103, the first temperature sensor 104, the second temperature sensor 105 and the third temperature sensor 106 are all electrically connected with the display screen, and the values detected by the first water hardness detector 101, the second water hardness detector 102, the third water hardness detector 103, the first temperature sensor 104, the second temperature sensor 105 and the third temperature sensor 106 are displayed through the display screen.

As shown in fig. 7, in some embodiments, the water heater further comprises a purification device 107, the purification device 107 is installed on the first sub-pipe 42, the purification device 107 is used for purifying the initial water entering the heating device 10, for example, the purification device 107 is used for purifying impurities and/or residual chlorine and/or calcium and magnesium ions and/or germs in the initial water entering the heating device 10.

After the technical scheme is adopted, the softening and regenerating device 20 is arranged to soften the initial water passing through the heating device 10, so that a user can use the softened water to bath, and the user experience is improved. And through setting up softening regenerating unit 20 rearmounted, the salt solution that softening regenerating unit 20 used when regeneration can not enter into heating device 10, avoids appearing the salt solution and accelerates the condition that heating device 10 corrodes, prolongs the life of water heater. In addition, by adding the purification device 107 to the water supply pipe 40, the purification device 107 can effectively prevent at least one of the problems of scaling of the heating device 10, accelerated corrosion of the heating device 10, and the initial water containing germs, by purifying the initial water.

As shown in fig. 7, in some embodiments, the purification device 107 includes a housing and a scale inhibiting assembly disposed inside the housing. By providing the scale inhibition assembly, impurities in the initial water flowing through the water supply pipe 40 can be filtered to prevent the impurities from entering the heating apparatus 10 to form a scale layer.

As shown in fig. 7, in some embodiments, the scale inhibiting assembly includes a filter screen and a scale inhibiting filter element, and the initial water sequentially passes through the filter screen and the scale inhibiting filter element and then enters the heating device 10. Wherein, the filter screen is textile fiber filter screen or metal filter screen, is used for filtering dust and other foreign particles in external tap water. Optionally, the scale inhibition filter element may be one of an activated carbon filter element, a ceramic filter element and a resin filter element, and by setting the double filtration of the filter screen and the scale inhibition filter element, silt, bacteria, rust and calcium and magnesium ions in the initial water can be effectively filtered, so that the scale layer generated in the heating device 10 is reduced.

As shown in fig. 7, in some embodiments, the purification device 107 includes a housing and a chlorine removal assembly disposed within the housing. Residual chlorine produces trichloromethane after being heated by the heating device 10, even if the residual chlorine is absorbed in low concentration for a long time, the trichloromethane can bring no small chronic injury, and for children, the residual chlorine in water can cause hair to be dry, broken and forked, and can also cause skin to be whitened, skin layers to fall off and allergy is generated; for the elderly, the chlorine generates carcinogens such as chloroform after being heated, thereby easily causing atherosclerosis, heart disease, bladder cancer, liver cancer, rectal cancer, hypertension and the like. In this embodiment, through setting up the dechlorination subassembly, can avoid the chlorine residue in the initial aquatic to produce the influence to people's health.

As shown in fig. 7, in some embodiments, the chlorine removal assembly includes a filter element and chlorine removal particles filled inside the filter element, and the chlorine removal particles include at least one of kdf (kinetic Degradation fluorine) particles, calcium sulfite particles, and activated carbon particles. The KDF particles are subjected to electronic exchange with oxidative harmful substances in water by using an oxidation-reduction reaction to change a plurality of harmful substances into harmless substances, and have the advantages of reducing mineral scale, reducing suspended solids, removing residual chlorine, inhibiting microbial reproduction, removing heavy metals and the like. The calcium sulfite can effectively remove residual chlorine in the water through oxidation-reduction reaction. The activated carbon particles have stronger adsorption effect on residual chlorine.

As shown in FIG. 7, in some embodiments, the purification device 107 includes a magnetized member mounted to the first sub-tube 42. The magnetizing part is used for generating a high-intensity magnetic field, the physical structure of mineral substances in the water is changed under the condition that the original chemical components of the initial water are not changed, when the magnetic field condition reaches more than 3000GS-5000GS, the initial water cuts the magnetic field along the direction vertical to the magnetic force lines at a certain flow speed, and the common water can be changed into magnetized water. Experiments show that after water is magnetized, the water property is subjected to a series of physical and chemical changes, the hydrogen bond angle is changed from 105 degrees to 103 degrees, the water is changed from original thirteen to eighteen macromolecular groups to five to six small molecular groups, the permeability, the dissolving power and the surface tension of the water are enhanced, so that the traditional characteristics of the water are changed, various bacteria and viruses can be killed, in addition, positive ions and negative ions or particles collide with each other to form a certain number of 'ion association bodies', the association bodies have sufficient stability, a large number of crystal cores are formed in the water, and the water heater has the functions of scale inhibition, scale removal and corrosion prevention.

In some embodiments, the magnetization member is a permanent magnet or an electromagnetic coil, and the direction of the magnetic field of the magnetization member is perpendicular to the direction of the water flow, as shown in fig. 7. The direction of the magnetic field of the magnetizing part is perpendicular to the direction of water flow, so that a good magnetizing effect can be formed on initial water flowing through the magnetizing part.

Alternatively, the magnetizing member is a permanent magnet, and is annular, and is embedded in the first sub-pipe 42, and the initial water passes through the middle of the magnetizing member and is magnetized into magnetized water.

Optionally, an electromagnetic coil is wound around the outer sidewall of the first sub-tube 42, and the electromagnetic coil generates a magnetic field to magnetize the initial water when energized. It should be noted that the first sub-tube 42 wound by the electromagnetic induction coil is made of a non-metallic material, which not only allows the magnetic field to penetrate, but also is not easily magnetized. The non-metallic materials that can be selected are polyvinyl chloride, polypropylene, polytetrafluoroethylene, etc.

As shown in fig. 7, in some embodiments, the water heater further comprises a flow detection device 108, the flow detection device 108 is communicated with the first water inlet 11, and the flow detection device 108 is used for detecting the flow of the initial water entering the heating device 10. The water consumption of the user can be monitored by setting the flow direction detecting means to detect the flow rate of the initial water entering the heating apparatus 10.

In some embodiments, the water heater further includes a housing (not shown), and the heating device 10, the softening and regenerating device 20, and the mixing device are housed inside the housing. Of course, the heating device 10 and the softening and regenerating device 20 may be separately and independently arranged, and the specific design requirements are determined.

As shown in fig. 8, in some embodiments, the softening and regenerating device 20 includes a softening component 23 and a regenerating component 24, the softening component 23 is filled with a softening material capable of softening the initial water, the regenerating component 24 is communicated with the softening component 23, and the regenerating component 24 is filled with a regenerating material capable of regenerating the softening material. The softening material is resin, and the regeneration material is sodium chloride.

In the softening stage, the initial water from the heating device 10 enters the softening and regenerating device 20, calcium and magnesium ions in the initial water are adsorbed by the resin, and the initial water is softened into softened water. In the regeneration stage, the sodium chloride solution in the regeneration assembly 24 enters the softening assembly 23, sodium ions in the sodium chloride solution replace calcium and magnesium ions on the resin, the replaced calcium and magnesium ions are discharged from a waste discharge port of the softening and regenerating device 20, and the resin obtains activity from the beginning.

In other embodiments, as shown in fig. 9, the water heater further comprises a waste water collecting device 109, the softening and regenerating device 20 further comprises a waste discharge port 25, the waste water collecting device 109 is communicated with the waste discharge port 25, and the waste water collecting device 109 is used for collecting waste water discharged from the regeneration stage of the softening and regenerating device 20.

After adopting foretell technical scheme, collect softening regenerating unit 20 regeneration stage exhaust waste water through setting up waste water collection device 109, the waste water of collecting can be recycled, reduces the waste to the water resource.

As shown in fig. 9, optionally, the water heater further includes a main pipeline 110 and at least one branch pipeline 111, the main pipeline 110 is connected with the waste water collecting device 109, and the branch pipeline is connected with the main pipeline 110, and the branch pipeline is used for conveying the waste water collected by the waste water collecting device 109 to the water-using equipment.

Illustratively, the main pipe 110 is used to convey the wastewater collected by the wastewater collection device 109 to the vicinity of the water-consuming equipment, for example, the main pipe 110 conveys the wastewater collected by the wastewater collection device 109 to the vicinity of the toilet tank, the kitchen water-consuming equipment and the balcony water-consuming equipment, and then leads the water in the main pipe 110 to the toilet tank, the kitchen water-consuming equipment and the balcony water-consuming equipment through branches, respectively. With this design, through setting up main pipeline 110 and branch road cooperation use can effectively be less the use amount of pipeline, practice thrift the cost, especially when water equipment is very much, can reduce the use amount of pipeline by a wide margin.

As shown in fig. 9, the at least one branch 111 illustratively includes a first branch 111a, and one end of the first branch 111a is connected to the main pipe 110 and the other end is connected to the toilet tank.

As shown in fig. 9, the at least one branch 111 illustratively includes a second branch 111b, and one end of the second branch 111b is connected to the main pipeline 110, and the other end is connected to the kitchen water appliance. The kitchen water device can be a kitchen sink faucet, a dishwasher, a water dispenser and the like.

As shown in fig. 9, the at least one branch 111 illustratively includes a third branch 111c, and one end of the third branch 111c is connected to the main pipe 110 and the other end is connected to the balcony water utility. The balcony water equipment can be a balcony faucet, a washing machine and the like.

As shown in fig. 9, optionally, the water heater further includes a standby branch 111d connected to the main pipeline 110, and the standby branch 111d is provided to facilitate later-stage water supply to other water consuming devices. Of course, the manner in which the backup interface is provided in main conduit 110 may also be notified to facilitate later water supply to other water-using devices.

As shown in fig. 9, the wastewater collection device 109 is optionally installed with a liquid level meter 112, which facilitates the user to know the liquid level of the wastewater collection device 109 and avoid the situation that the wastewater collection device 109 is full and the softening and regenerating device 20 is continuously filled with water. Of course, the liquid level of the waste water collecting device 109 is not limited to be conveniently known by the user by providing the liquid level meter 112, for example, at least one transparent area for displaying the liquid level may be provided on the waste water collecting device 109 to facilitate the user to know the liquid level of the waste water collecting device 109, and of course, the housing of the waste water collecting device 109 may be entirely transparent to facilitate the user to observe the liquid level.

As shown in fig. 9, it should be noted that the water heater is not limited to the main pipeline 110 and the branch pipeline 111, for example, in some other embodiments, the water heater further includes at least one branch pipeline, which is connected to the waste water collecting device 109 and is used for conveying the waste water collected by the waste water collecting device 109 to the water using equipment. That is, the wastewater collected by the wastewater collection device 109 is directly delivered to the water-using equipment through a bypass. With this design, the situation of insufficient water supply of the main pipeline 110 when a plurality of water using devices use water simultaneously can be avoided. In this embodiment, the water heater further comprises a backup branch 111da connected to the waste water collecting device 109, or the waste water collecting device 109 is provided with a backup interface to facilitate later water supply to other water consuming devices.

It should be noted that the water heater may not be provided with the main pipeline 110 and/or the branch pipeline, the waste water collecting device 109 only collects the waste water generated by the softening and regenerating device 20, and the user transports the waste water to other use places by means of a water ladle or the like, for example, the waste water is used for watering indoor plants or washing floors. Optionally, the waste water collecting device 109 comprises a water tank, which is open at the top, and a cover plate, which is removable and covers open.

In the above-described water heater, the heating device 10, the softening and regenerating device 20, the flow rate regulating valve 50, and the control valve assembly 70 may be operated and controlled by a control board provided with a processor, respectively, or may be operated and controlled by a general control board provided with at least one processor. The Processor may be a Central Processing Unit (CPU), and the Processor may be other general purpose Processor, a Digital Signal Processor (DSP), an Application Specific Integrated Circuit (ASIC), a Field Programmable Gate Array (FPGA) or other Programmable logic device, discrete Gate or transistor logic, discrete hardware components, etc.

As shown in fig. 10, in some embodiments, the water heater includes a heating device 10, a softening regeneration device 20, a connection pipe 30, a water supply pipe 40, a flow regulating valve 50, a shunt pipe 60, a first control valve 71, a second control valve 72, a water outlet pipe 80, a first water hardness detector 101, a second water hardness detector 102, a third water hardness detector 103, a first temperature sensor 104, a second temperature sensor 105, a third temperature sensor 106, a purification device 107, a flow detection device 108, a wastewater collection device 109, a main pipeline 110, at least one branch 111, and a level meter 112. The heating device 10 has a first water inlet 11 and a first water outlet 12, the softening and regenerating device 20 has a second water inlet 21, a second water outlet 22 and a waste discharge port 25, one end of the connecting pipe 30 is communicated with the first water outlet 12, the other end is communicated with the second water inlet 21, and the water supply pipe 40 is communicated with the first water inlet 11 and the second water inlet 21. The flow rate regulating valve 50 is provided in the water supply pipe 40. The water outlet pipe 80 is communicated with the second water outlet 22. One end of the shunt pipe 60 is communicated with the connecting pipe 30 between the water supply pipe 40 and the softening and regenerating device 20, and the other end is communicated with the water outlet pipe 80. A first water hardness detector 101 and a first temperature sensor 104 are mounted on the water outlet pipe 80. The second water hardness detector 102 and the second temperature sensor 105 are installed in the connection pipe 30 between the water supply pipe 40 and the softening and regenerating device 20. The third water hardness detector 103, the third temperature sensor 106, the purification device 107, and the flow rate detection device 108 are attached to the water supply pipe 40. The waste water collecting device 109 is communicated with the waste discharge port 25, the main pipeline 110 is connected with the waste water collecting device 109, and the branch pipeline is connected with the main pipeline 110 and used for conveying the waste water collected by the waste water collecting device 109 to a water using device. The liquid level meter 112 is mounted to the waste water collecting device 109.

While the utility model has been described with reference to specific embodiments, the utility model is not limited thereto, and various equivalent modifications and substitutions can be easily made by those skilled in the art within the technical scope of the utility model. Therefore, the protection scope of the present invention shall be subject to the protection scope of the claims.

Claims (10)

1. A water heater, comprising:

the heating device is provided with a first water inlet and a first water outlet;

the softening and regenerating device is provided with a second water inlet and a second water outlet;

one end of the connecting pipe is communicated with the first water outlet, and the other end of the connecting pipe is communicated with the second water inlet;

a water supply pipe communicated with the first and second water inlets for supplying initial water;

the flow regulating valve is arranged on the connecting pipe and/or the water supply pipe;

the softening and regenerating device is used for softening the initial water passing through the heating device into softened water, and the flow regulating valve is used for regulating the water supply proportion of the heating device and/or the water supply pipe so as to regulate the water temperature of the water to be softened entering the softening and regenerating device.

2. The water heater of claim 1, wherein the water supply pipe comprises:

the tee joint comprises a first interface, a second interface and a third interface;

one end of the first sub-pipe is communicated with the first interface and is used for inputting initial water;

one end of the second sub-pipe is communicated with the second interface, and the other end of the second sub-pipe is communicated with the first water inlet;

one end of the third sub-pipe is communicated with the third interface, and the other end of the third sub-pipe is communicated with the second water inlet;

the connecting pipe and/or the third sub-pipe are/is provided with the flow regulating valve.

3. The water heater of claim 2, further comprising:

and the purification device is arranged on the first sub-pipe and is used for purifying the initial water entering the heating device.

4. The water heater of claim 1, wherein the water supply pipe comprises:

the first water supply pipe is communicated with the first water inlet and is used for inputting initial water;

the second water supply pipe is communicated with the second water inlet and is used for inputting initial water;

the connection pipe and/or the second water supply pipe is provided with the flow regulating valve.

5. The water heater as claimed in claim 1, wherein one end of the water supply pipe is connected to the connection pipe, and the water supply pipe is communicated with the second water inlet through the connection pipe.

6. The water heater as claimed in claim 5, wherein the point at which the water supply pipe is connected to the connecting pipe divides the connecting pipe into a first pipe section communicating with the first water outlet and a second pipe section communicating with the second water inlet, the water heater further comprising:

one end of the flow dividing pipe is communicated with the second pipe section, and the other end of the flow dividing pipe is communicated with the second water outlet;

the control valve assembly is connected with the softening and regenerating device and the shunt pipe;

the control valve assembly is used for controlling the water supply proportion of the softening and regenerating device and the shunt pipe.

7. The water heater of claim 6, wherein the control valve assembly comprises:

the first control valve is communicated with the second water inlet or the second water outlet and is used for controlling the water supply proportion of the softening and regenerating device;

and the second control valve is communicated with the shunt pipe and is used for controlling the water supply proportion of the shunt pipe.

8. The water heater of claim 7, wherein at least one of the first control valve and the second control valve is a regulator valve.

9. The water heater of claim 1, further comprising:

the waste water collection device, soften regenerating unit still includes the waste discharge mouth, waste water collection device with the waste discharge mouth intercommunication.

10. The water heater of claim 9, further comprising:

the main pipeline is connected with the wastewater collecting device;

and the branch is connected with the main pipeline and used for conveying the wastewater collected by the wastewater collecting device to water utilization equipment.

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