CN112856809A - Heating and domestic water electric heating equipment - Google Patents

Heating and domestic water electric heating equipment Download PDF

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Publication number
CN112856809A
CN112856809A CN202110089041.2A CN202110089041A CN112856809A CN 112856809 A CN112856809 A CN 112856809A CN 202110089041 A CN202110089041 A CN 202110089041A CN 112856809 A CN112856809 A CN 112856809A
Authority
CN
China
Prior art keywords
pipe
heating
water
valve body
shell
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
CN202110089041.2A
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Chinese (zh)
Inventor
高四荣
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.)
Shenzhen Huagao Hanyu Technology Co ltd
Original Assignee
Shenzhen Huagao Hanyu Technology Co ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Shenzhen Huagao Hanyu Technology Co ltd filed Critical Shenzhen Huagao Hanyu Technology Co ltd
Priority to CN202110089041.2A priority Critical patent/CN112856809A/en
Publication of CN112856809A publication Critical patent/CN112856809A/en
Pending legal-status Critical Current

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Classifications

    • 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
    • F24H1/48Water heaters for central heating incorporating heaters for domestic water
    • 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
    • F24H9/14Arrangements for connecting different sections, e.g. in water heaters 
    • 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
    • F24H9/16Arrangements for water drainage 
    • 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
    • F24H9/18Arrangement or mounting of grates or heating means
    • F24H9/1809Arrangement or mounting of grates or heating means for water heaters
    • F24H9/1818Arrangement or mounting of electric heating means
    • 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
    • F24H9/2014Arrangement or mounting of control or safety devices for water heaters using electrical energy supply
    • F24H9/2028Continuous-flow heaters

Abstract

The invention relates to the technical field of heaters, and discloses electric heating equipment for heating and domestic water, which comprises a shell component, a heating component and a drinking component, wherein the shell component is arranged on the shell component; the shell assembly comprises a shell body, a groove and a touch screen, the groove and the touch screen are arranged on the front surface of the shell body, the touch screen is electrically connected with an external power supply, and the drinking assembly is arranged inside the shell body; the heating assembly comprises a cold water inlet, a hot water outlet, a first valve body, a first pipe body, a support frame, a coiled pipe, a heating body and a second pipe body, the cold water inlet and the hot water outlet are symmetrically arranged on the outer side wall of the outer shell, and one end of the cold water inlet is connected with the first pipe body; when drinking hot water, the user controls the first pump body, the hot water in the water tank is guided into the first pump body, the hot water is guided into the spray head through the fifth pipe body, and finally the hot water is guided into the cup through the spray head, so that the heating device can also drink water while heating.

Description

Heating and domestic water electric heating equipment
Technical Field
The invention relates to the technical field of heaters, in particular to electric heating equipment for heating and domestic water.
Background
The floor heating is called as the optimal heating mode in winter, not only has the advantages of economy, safety, convenience and high quality, but also has the advantages that people are taken as the main body of life, and the three themes of modern life, namely comfort, health and environmental protection, are highlighted; the system has high humanized design and simple and flexible control mode, and brings great convenience to users; and the system structure is hidden under the ground, so that the indoor space is saved to the maximum extent. Wherein electricity ground warms up and belongs to traditional floor heating, because of its power consumptive great, also in recent years is gradually by the replacement of water ground heating, floor heating mainly comprises electric heater unit, pipeline and water tank, by electric heater unit with water heating to suitable temperature to transmit to in the pipeline, and then give off the heat by the pipeline.
For example, patent application No. CN201710259424.3 is an electric heating device for heating and domestic water. The water heating device comprises a water inlet mechanism, a heating mechanism and a water outlet mechanism, wherein water enters the heating mechanism through the water inlet mechanism, is heated and then is output through the water outlet mechanism, the heating mechanism comprises a plurality of parallel heating branch pipes, and the heating branch pipes comprise multistage series-connected nano quartz heating bodies. The nano quartz heating element has the characteristics of high efficiency, high pressure bearing, no embrittlement, no deformation, high temperature resistance, acid and alkali resistance, continuous heating for 3 ten thousand hours, water-electricity separation by external heating and internal water passing, and the like, and solves the technical problems that the electric heating wire deforms and scales on the surface, a filling pipe is broken at high temperature, the electric heating efficiency is low, the waste heat of an external water supply pump is large, and the energy consumption is high when the existing heating and domestic water electric heating equipment is heated for a long time.
The prior art only can be used for the heating pipe, and cannot be drunk by users or used for other aspects of life.
Disclosure of Invention
Technical problem to be solved
Aiming at the defects of the prior art, the invention provides the electric heating equipment for heating and domestic water, which has the advantage of multiple functions and solves the problem that only a heating pipe can be supplied for use.
(II) technical scheme
In order to achieve the purpose, the invention provides the following technical scheme: an electric heating device for heating and domestic water comprises a shell component, a heating component and a drinking component;
the shell assembly comprises a shell body, a groove and a touch screen, the groove and the touch screen are arranged on the front surface of the shell body, the touch screen is electrically connected with an external power supply, and the drinking assembly is arranged inside the shell body;
heating element includes cold water inlet, hot water outlet, valve body one, support frame, coiled pipe, heat-generating body and body two, the lateral wall symmetry of shell body is provided with cold water inlet with the hot water outlet, cold water inlet's one end is connected with body one, cold water inlet's lateral wall is provided with valve body one, the top of body one is connected with the coiled pipe, the lateral wall of coiled pipe is provided with the support frame, the rear surface of coiled pipe is provided with the heat-generating body, the play water end of coiled pipe is connected with body two, the play water end of body two is connected the hot water outlet, heat-generating body and external power source electric connection.
Preferably, the drinking assembly comprises a second valve body, a third pipe body, a fifth pipe body, a first pump body, a third valve body and a water tank, the water tank is arranged on the bottom surface inside the outer shell, the third pipe body is arranged on the second pipe body, the outer side wall of the third pipe body is provided with the second valve body, the bottom end of the third pipe body is connected with the water tank, a spray head is arranged inside the groove, the water outlet end of the water tank is connected with the third valve body, the water outlet end of the third valve body is connected with the first pump body, the top end of the first pump body is connected with the fifth pipe body, the fifth pipe body is connected with the spray head, and the first pump body.
Preferably, the inside of water tank is provided with temperature sensor, the play water end of water tank is connected with valve body four, the play water end of valve body four is connected with pump body two, the top of pump body two is provided with body four, body four with body one is connected.
Preferably, a filter cartridge is disposed inside the water tank.
Preferably, the heating assembly is provided with a descaling assembly, the descaling assembly comprises a valve body four, a valve body six, a valve body five and a valve body six, the outer side wall of the valve body one is provided with the valve body five, the water outlet end of the coiled pipe is connected with the valve body six, the outer side wall of the valve body six is provided with the valve body four, and the outer side wall of the valve body two is provided with the valve body six.
Preferably, a pipe sleeve is welded on the inner side wall of the water tank, and the filter cartridge is screwed on the inner side wall of the pipe sleeve.
Preferably, the first pipe body is a four-way pipe.
Preferably, the sixth pipe body is of an L-shaped structure.
Preferably, the support frame mainly comprises a bottom plate and limiting plates, the bottom plate is symmetrically arranged in the outer shell, the limiting plates are symmetrically arranged on the front surface of the bottom plate, and the coiled pipe is arranged between the two limiting plates.
Preferably, a screw is screwed between the two limit plates.
(III) advantageous effects
Compared with the prior art, the invention provides heating and domestic water electric heating equipment, which has the following beneficial effects:
this heating and domestic water electrical heating equipment, the user is when drinking hot water, control pump body one, with the hot water leading-in the water tank pump body one, in five leading-in shower nozzles of pipe body, at last by the shower nozzle with hot water leading-in to the cup in, heating device has also can the drinking water in the heating, and when using heating element for a long time, control valve body six, valve body one and valve body five, the business turn over water both ends that make the coiled pipe seal, at this moment, inject descaling fluid into six interior degustation liquid of body, last control valve body four, seal descaling fluid in the coiled pipe, heating through the heat-generating body, drive the incrustation scale in the coiled pipe, the incrustation scale after cleaing away flows through the bottom of pipe body one.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic view of the internal structure of the present invention;
fig. 3 is a schematic view of the internal structure of the water tank of the present invention.
In the figure: 1. a housing assembly; 11. an outer housing; 12. a groove; 13. a touch screen; 2. a heating assembly; 21. a cold water inlet; 22. a hot water outlet; 23. a first valve body; 24. a first pipe body; 25. a support frame; 251. a base plate; 252. a limiting plate; 253. a screw; 26. a serpentine tube; 27. a heating element; 28. a second pipe body; 3. a drinking assembly; 31. a second valve body; 32. a pipe body III; 33. a pipe body IV; 34. a pipe body V; 341. a spray head; 35. a pump body I; 36. a valve body III; 37. a water tank; 371. a filter cartridge; 372. a temperature sensor; 373. pipe sleeve; 38. a pump body II; 39. a valve body IV; 4. a descaling component; 41. a valve body IV; 42. a sixth pipe body; 43. a valve body V; 44. and a valve body six.
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 only a part of the embodiments of the present invention, and not all of the embodiments. 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.
Referring to fig. 1-3, an electric heating apparatus for heating and domestic water includes a housing assembly 1, a heating assembly 2 and a drinking assembly 3;
the shell assembly 1 comprises a shell body 11, a groove 12 and a touch screen 13, wherein the groove 12 and the touch screen 13 are arranged on the front surface of the shell body 11, the touch screen 13 is electrically connected with an external power supply, and the drinking assembly 3 is arranged inside the shell body 11;
the heating component 2 comprises a cold water inlet 21, a hot water outlet 22, a first valve body 23, a first pipe body 24, a support frame 25, a coiled pipe 26, a heating body 27 and a second pipe body 28, the outer side wall of the outer shell 11 is symmetrically provided with the cold water inlet 21 and the hot water outlet 22, one end of the cold water inlet 21 is connected with the first pipe body 24, the outer side wall of the cold water inlet 21 is provided with the first valve body 23, the top end of the first pipe body 24 is connected with the coiled pipe 26, the outer side wall of the coiled pipe 26 is provided with the support frame 25, the rear surface of the coiled pipe 26 is provided with the heating body 27, the water outlet end of the coiled pipe 26 is connected with the second pipe body 28.
The drinking assembly 3 comprises a second valve body 31, a third pipe body 32, a fifth pipe body 34, a first pump body 35, a third valve body 36 and a water tank 37, the water tank 37 is arranged on the bottom surface inside the outer shell 11, the third pipe body 32 is arranged on the second pipe body 28, the second valve body 31 is arranged on the outer side wall of the third pipe body 32, the water tank 37 is connected to the bottom end of the third pipe body 32, a spray head 341 is arranged inside the groove 12, the third valve body 36 is connected to the water outlet end of the water tank 37, the first pump body 35 is connected to the water outlet end of the third valve body 36, the fifth pipe body 34 is connected to the top end of the first pump body 35.
The temperature sensor 372 is arranged in the water tank 37, the water outlet end of the water tank 37 is connected with the valve body IV 39, the water outlet end of the valve body IV 39 is connected with the pump body II 38, the top of the pump body II 38 is provided with the pipe body IV 33, and the pipe body IV 33 is connected with the pipe body I24.
The inside of the water tank 37 is provided with a filter cartridge 371.
The heating assembly 2 is provided with the descaling assembly 4, the descaling assembly 4 comprises a valve body four 41, a pipe body six 42, a valve body five 43 and a valve body six 44, the outer side wall of the pipe body one 24 is provided with the valve body five 43, the water outlet end of the coiled pipe 26 is connected with the pipe body six 42, the outer side wall of the pipe body six 42 is provided with the valve body four 41, and the outer side wall of the pipe body two 28 is provided with the valve body six 44.
The water tank 37 includes a pipe sleeve 373 welded to an inner sidewall thereof, and a filter cartridge 371 is screwed to an inner sidewall of the pipe sleeve 373.
The first pipe body 24 is a four-way pipe.
The tube body six 42 is of an L-shaped structure.
The supporting frame 25 mainly comprises a bottom plate 251 and limiting plates 252, the bottom plate 251 is symmetrically arranged inside the outer shell 11, the limiting plates 252 are symmetrically arranged on the front surface of the bottom plate 251, and the coiled pipe 26 is arranged between the two limiting plates 252.
A screw 253 is screwed between the two limit plates 252.
Example 1: heating system
Cold water is injected into the cold water inlet 21, the cold water is guided into the coiled pipe 26 through the pipe body I24, the heating body 27 works to heat the coiled pipe 26, the heated water is guided into the heating pipe through the pipe body II 28 and the hot water outlet 22, water flow in the heating pipe can be guided into the coiled pipe 26 through the cold water inlet 21 again to generate circulation, and then the water is heated to a corresponding temperature conveniently, wherein the cold water is injected through an external water suction pump which is not shown in the attached drawing of the specification, and when a user heats the water, the user can control the touch screen 13 to control the heating body 27 so as to control the water temperature to be at a proper temperature.
Example 2: drinking water
When a user drinks hot water, the first pump body 35 is controlled, the hot water in the water tank 37 is guided into the first pump body 35, the hot water is guided into the spray head 341 through the fifth pipe body 34, finally the hot water is guided into a cup through the spray head 341, the temperature sensor 372 is arranged in the water tank 37, the temperature of the water in the water tank 37 is measured through the temperature sensor 372, when the preset value of the user is not reached, the water in the water tank 37 is transmitted to the fourth pipe body 33 through the second pump body 38 through the fourth valve body 39, and finally transmitted into the first pipe body 24, so that the water returns to the heating assembly 2 for heating again, and impurities in the water can be filtered through the arrangement of the filter cylinder 371.
Example 3: coiled pipe descaling
When the heating assembly 2 is used for a long time, the six valve bodies 44, the first valve bodies 23 and the five valve bodies 43 are controlled to seal the two ends of inlet and outlet water of the coiled pipe 26, descaling liquid is injected into the six pipe bodies 42 at the moment, the four valve bodies 41 are finally controlled to seal the descaling liquid in the coiled pipe 26, water scales in the coiled pipe 26 are removed through heating of the heating body 27, and the removed water scales flow out through the bottom end of the first pipe body 24.
The working principle is as follows: when the water heater is used, firstly, cold water is injected into the cold water inlet 21, the cold water is guided into the coiled pipe 26 through the pipe body I24, the coiled pipe 26 is heated by the operation of the heating body 27, the heated water is guided into the heating pipe through the pipe body II 28 and the hot water outlet 22, water flow in the heating pipe can be guided into the coiled pipe 26 through the cold water inlet 21 again to generate circulation, and then the water is heated to a corresponding temperature, secondly, when a user drinks hot water, the pump body I35 is controlled, the hot water in the water tank 37 is guided into the pump body I35, the hot water is guided into the spray head 341 through the pipe body V34, and finally the hot water is guided into a cup through the spray head 341.
In this embodiment, the temperature sensor 372 has the model number KPS 001.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims (10)

1. The utility model provides a heating and domestic water electrical heating equipment which characterized in that: comprises a shell component (1), a heating component (2) and a drinking component (3);
the shell assembly (1) comprises a shell body (11), a groove (12) and a touch screen (13), the groove (12) and the touch screen (13) are arranged on the front surface of the shell body (11), the touch screen (13) is electrically connected with an external power supply, and the drinking assembly (3) is arranged inside the shell body (11);
the heating component (2) comprises a cold water inlet (21), a hot water outlet (22), a first valve body (23), a first pipe body (24), a support frame (25), a coiled pipe (26), a heating body (27) and a second pipe body (28), wherein the outer side wall of the outer shell (11) is symmetrically provided with the cold water inlet (21) and the hot water outlet (22), one end of the cold water inlet (21) is connected with the first pipe body (24), the outer side wall of the cold water inlet (21) is provided with the first valve body (23), the top end of the first pipe body (24) is connected with the coiled pipe (26), the outer side wall of the coiled pipe (26) is provided with the support frame (25), the rear surface of the coiled pipe (26) is provided with the heating body (27), the water outlet end of the coiled pipe (26) is connected with the second pipe body (28), the water outlet end of the second pipe body (28, the heating body (27) is electrically connected with an external power supply.
2. A heating and domestic water electric heating apparatus according to claim 1, wherein: the drinking assembly (3) comprises a second valve body (31), a third pipe body (32), a fifth pipe body (34), a first pump body (35), a third valve body (36) and a water tank (37), the water tank (37) is arranged on the inner bottom surface of the outer shell (11), the pipe body III (32) is arranged on the pipe body II (28), the outer side wall of the third pipe body (32) is provided with a second valve body (31), the bottom end of the third pipe body (32) is connected with the water tank (37), a spray head (341) is arranged in the groove (12), the water outlet end of the water tank (37) is connected with a third valve body (36), the water outlet end of the valve body III (36) is connected with the pump body I (35), the top end of the pump body I (35) is connected with the pipe body V (34), the fifth pipe body (34) is connected with the spray head (341), and the first pump body (35) is electrically connected with an external power supply.
3. A heating and domestic water electric heating apparatus according to claim 2, wherein: the inside of water tank (37) is provided with temperature sensor (372), the play water end of water tank (37) is connected with valve body four (39), the play water end of valve body four (39) is connected pump body two (38), the top of pump body two (38) is provided with body four (33), body four (33) with body one (24) are connected.
4. A heating and domestic water electric heating apparatus according to claim 3, wherein: a filter cartridge (371) is arranged in the water tank (37).
5. A heating and domestic water electric heating apparatus according to claim 1, wherein: be provided with scale removal subassembly (4) on heating element (2), scale removal subassembly (4) are including valve body four (41), body six (42), valve body five (43) and valve body six (44), the lateral wall of body one (24) is provided with valve body five (43), the play water end of coiled pipe (26) is connected with body six (42), the lateral wall of body six (42) is provided with valve body four (41), the lateral wall of body two (28) is provided with valve body six (44).
6. A heating and domestic water electric heating apparatus according to claim 4, wherein: the water tank (37) comprises a pipe sleeve (373) welded on the inner side wall, and the filter cartridge (371) is screwed on the inner side wall of the pipe sleeve (373).
7. A heating and domestic water electric heating apparatus according to claim 1, wherein: the first pipe body (24) is a four-way pipe.
8. A heating and domestic water electric heating apparatus according to claim 5, wherein: the six (42) pipe bodies are of L-shaped structures.
9. A heating and domestic water electric heating apparatus according to claim 1, wherein: the supporting frame (25) mainly comprises a bottom plate (251) and limiting plates (252), the bottom plate (251) is symmetrically arranged inside the outer shell (11), the limiting plates (252) are symmetrically arranged on the front surface of the bottom plate (251), and the coiled pipe (26) is arranged between the two limiting plates (252).
10. A heating and domestic water electric heating apparatus according to claim 9, wherein: a screw rod (253) is screwed between the two limit plates (252).
CN202110089041.2A 2021-01-22 2021-01-22 Heating and domestic water electric heating equipment Pending CN112856809A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202110089041.2A CN112856809A (en) 2021-01-22 2021-01-22 Heating and domestic water electric heating equipment

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202110089041.2A CN112856809A (en) 2021-01-22 2021-01-22 Heating and domestic water electric heating equipment

Publications (1)

Publication Number Publication Date
CN112856809A true CN112856809A (en) 2021-05-28

Family

ID=76007993

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202110089041.2A Pending CN112856809A (en) 2021-01-22 2021-01-22 Heating and domestic water electric heating equipment

Country Status (1)

Country Link
CN (1) CN112856809A (en)

Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN2380859Y (en) * 1998-08-30 2000-05-31 李传忠 Multifunction water-heater
FR2800857A1 (en) * 1999-11-09 2001-05-11 Sdecc MIXED GAS WALL-MOUNTED BOILER MODULAR TYPE, WITH HEATING GENERATOR AND DOMESTIC HOT WATER GENERATOR SEPARATE OR SEPARABLE
CA2681785A1 (en) * 2008-10-07 2010-04-07 A.O. Smith Corporation Mixed energy heater with constant temperature control
CN201885310U (en) * 2010-12-27 2011-06-29 张忠宝 Gas-fired hot water and heating wall-hung boiler
CN207515031U (en) * 2017-05-25 2018-06-19 广东奥远新能源设备有限公司 A kind of heating and domestic hot-water's integration apparatus
CN210014565U (en) * 2018-12-27 2020-02-04 秦廷富 Water heater scale removal device
CN110926041A (en) * 2019-12-18 2020-03-27 珠海格力电器股份有限公司 Hot water system and control method thereof

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN2380859Y (en) * 1998-08-30 2000-05-31 李传忠 Multifunction water-heater
FR2800857A1 (en) * 1999-11-09 2001-05-11 Sdecc MIXED GAS WALL-MOUNTED BOILER MODULAR TYPE, WITH HEATING GENERATOR AND DOMESTIC HOT WATER GENERATOR SEPARATE OR SEPARABLE
CA2681785A1 (en) * 2008-10-07 2010-04-07 A.O. Smith Corporation Mixed energy heater with constant temperature control
CN201885310U (en) * 2010-12-27 2011-06-29 张忠宝 Gas-fired hot water and heating wall-hung boiler
CN207515031U (en) * 2017-05-25 2018-06-19 广东奥远新能源设备有限公司 A kind of heating and domestic hot-water's integration apparatus
CN210014565U (en) * 2018-12-27 2020-02-04 秦廷富 Water heater scale removal device
CN110926041A (en) * 2019-12-18 2020-03-27 珠海格力电器股份有限公司 Hot water system and control method thereof

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Application publication date: 20210528

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