CN113375344A - Water heater and water circulation control method - Google Patents
Water heater and water circulation control method Download PDFInfo
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- CN113375344A CN113375344A CN202110710040.5A CN202110710040A CN113375344A CN 113375344 A CN113375344 A CN 113375344A CN 202110710040 A CN202110710040 A CN 202110710040A CN 113375344 A CN113375344 A CN 113375344A
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims abstract description 264
- 238000000034 method Methods 0.000 title claims abstract description 20
- 238000010438 heat treatment Methods 0.000 claims abstract description 46
- 238000001514 detection method Methods 0.000 claims description 32
- 238000007789 sealing Methods 0.000 claims description 15
- 239000008236 heating water Substances 0.000 claims description 2
- 230000015572 biosynthetic process Effects 0.000 abstract description 7
- 239000010865 sewage Substances 0.000 description 4
- 238000001816 cooling Methods 0.000 description 3
- OYPRJOBELJOOCE-UHFFFAOYSA-N Calcium Chemical compound [Ca] OYPRJOBELJOOCE-UHFFFAOYSA-N 0.000 description 2
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical group [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 2
- JLVVSXFLKOJNIY-UHFFFAOYSA-N Magnesium ion Chemical compound [Mg+2] JLVVSXFLKOJNIY-UHFFFAOYSA-N 0.000 description 2
- 230000004913 activation Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 2
- 239000011575 calcium Substances 0.000 description 2
- 229910001424 calcium ion Inorganic materials 0.000 description 2
- 230000002349 favourable effect Effects 0.000 description 2
- 230000007774 longterm Effects 0.000 description 2
- 229910001425 magnesium ion Inorganic materials 0.000 description 2
- 235000020679 tap water Nutrition 0.000 description 2
- 239000008399 tap water Substances 0.000 description 2
- 206010020751 Hypersensitivity Diseases 0.000 description 1
- 208000026935 allergic disease Diseases 0.000 description 1
- 230000007815 allergy Effects 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
- 230000009172 bursting Effects 0.000 description 1
- VTYYLEPIZMXCLO-UHFFFAOYSA-L calcium carbonate Substances [Ca+2].[O-]C([O-])=O VTYYLEPIZMXCLO-UHFFFAOYSA-L 0.000 description 1
- 229910000019 calcium carbonate Inorganic materials 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 229910001385 heavy metal Inorganic materials 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 150000002500 ions Chemical class 0.000 description 1
- 229910052742 iron Inorganic materials 0.000 description 1
- 239000011777 magnesium Substances 0.000 description 1
- 238000010992 reflux Methods 0.000 description 1
- 239000013049 sediment Substances 0.000 description 1
- 238000004062 sedimentation Methods 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 230000003068 static effect Effects 0.000 description 1
- 238000004659 sterilization and disinfection Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 230000008961 swelling Effects 0.000 description 1
- 239000002349 well water Substances 0.000 description 1
- 235000020681 well water Nutrition 0.000 description 1
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24H—FLUID HEATERS, e.g. WATER OR AIR HEATERS, HAVING HEAT-GENERATING MEANS, e.g. HEAT PUMPS, IN GENERAL
- F24H9/00—Details
- F24H9/0005—Details for water heaters
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24H—FLUID HEATERS, e.g. WATER OR AIR HEATERS, HAVING HEAT-GENERATING MEANS, e.g. HEAT PUMPS, IN GENERAL
- F24H9/00—Details
- F24H9/18—Arrangement or mounting of grates or heating means
- F24H9/1809—Arrangement or mounting of grates or heating means for water heaters
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24H—FLUID HEATERS, e.g. WATER OR AIR HEATERS, HAVING HEAT-GENERATING MEANS, e.g. HEAT PUMPS, IN GENERAL
- F24H9/00—Details
- F24H9/20—Arrangement or mounting of control or safety devices
- F24H9/2007—Arrangement or mounting of control or safety devices for water heaters
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- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Heat-Pump Type And Storage Water Heaters (AREA)
Abstract
The invention discloses a water heater and a water circulation control method, wherein the water heater comprises a shell, a first inner container arranged in the shell, a second inner container and a circulating device, wherein at least part of the second inner container is arranged in the first inner container; the circulating device is communicated with the first inner container and the second inner container and is used for controlling the circulating flow of water between the first inner container and the second inner container; the first inner container and the second inner container are connected and fixed through the connecting assembly. The invention has the characteristics of reducing the formation and the attachment of water scales, improving the uniformity of water temperature, saving occupied space and saving heating time.
Description
Technical Field
The invention belongs to the technical field of water heaters, and particularly relates to a water circulation control method of a water heater.
Background
At present, the main component of a water heater liner is iron, and the inner wall of the liner can generate scale when contacting with water, because tap water used by people is river water, lake water or well water, and the tap water is not pure water obtained after sedimentation, silt removal and disinfection, and the water contains various impurities and has certain corrosivity, and the liner can be slowly corroded after long-term use. In addition, the existing water storage water heater is mainly heated in a water storage static state, water in the water heater contains a large amount of calcium and magnesium ions, and the calcium and magnesium ions are precipitated along with the rise of the water temperature in the heating process of the water heater to form a large amount of CaCO3And Mg (OH)2The sediment forms various solid attachments, namely water scale, with different densities and different components in the inner container of the water heater.
After the scale is formed, the scale is accumulated on the surface of the inner container and is difficult to remove, so that the thermal expansion and the cold shrinkage of the inner container and uneven stress are caused, the danger of water leakage and electric leakage of the water heater due to bursting is greatly increased, the heating efficiency of the water heater is influenced, and electric energy is wasted; the long-term use can lead to the situation that a water pipe is blocked or the heat conduction of a heating pipe is blocked, thus causing overtemperature burnout; secondly, when the water scale is accumulated, a large amount of heavy metal ions are often attached to the water scale, so that the skin of a human body is damaged, and particularly, the skin of an infant is tender and is easy to cause red swelling and allergy of the skin of the infant.
And the hot water temperature that current water heater provided is not enough even, often appears suddenly cold suddenly hot condition, seriously influences user's use and experiences, and extravagant water source.
Chinese patent application No. 201611210574.7 discloses a split type outer circulation heating's electric water heater, including water tank, heater and circulating pump are established outside the water tank, and the water route intercommunication of water tank, heater and circulating pump constitutes the circulation heating return circuit, and the circulating pump is taken the water in the water tank out and is carried for the heater, and the water after the heater heating refluxes the water tank again. This patent is mainly for solving water and electricity separation's problem, though there is the effect that reduces the incrustation scale and form, establishes heater and circulating pump outside the water tank, has greatly taken up the space, has increased the cycle of circulating water circulation, and is not energy-conserving enough.
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 water heater, wherein a double-layer inner container is arranged, a first inner container and a second inner container are communicated through a circulating device, the formation and the attachment of water scale are reduced by utilizing the circulating flow of water between the first inner container and the second inner container, and the uniformity of water temperature is improved.
In order to solve the technical problems, the invention adopts the technical scheme that: a water heater comprises a shell, a first inner container arranged in the shell and a second inner container arranged in the shell,
and the second inner container is at least partially arranged in the first inner container.
And the circulating device is communicated with the first inner container and the second inner container and is used for controlling the circulating flow of water between the first inner container and the second inner container.
The circulating device can be arranged outside the water heater or inside the water heater, so long as the circulating flow of water between the first inner container and the second inner container can be realized, the occupied space is saved by matching the design of the double-layer inner container, meanwhile, the circulating flow path of the water is properly increased, the water can really flow, the formation of scale is reduced by utilizing the flow of the water, and meanwhile, the scale is driven to move by the flow of the water, so that the adhesion degree of the scale is reduced; the flowing of water can also effectively improve the uniformity of water temperature, and avoid the condition of sudden cooling and sudden heating; and the proper water circulation flow path avoids increasing the cycle of water circulation flow and heating, thereby further saving energy.
Furthermore, the connecting assembly is further included and used for connecting and fixing the first inner container and the second inner container.
Further, the connection assembly includes:
and at least one connecting piece is arranged and used for connecting the first inner container and the second inner container.
Preferably, the connector comprises:
the first connecting piece is connected with the first inner container;
the second connecting piece is connected with the second inner container;
the first connecting piece is connected with the second connecting piece.
Further, the connection assembly further includes:
and the fixing piece is used for fixing the first inner container and the second inner container with the connecting piece and/or fixing the connecting pieces.
And the sealing elements are used for sealing between the first inner container and the second inner container and the connecting pieces and/or between the connecting pieces.
The sealing member is favorable for improving the sealing property when the components are fixedly connected, and the water leakage condition is prevented.
Furthermore, the heating device is arranged in the second inner container and used for heating water.
Preferably, the heating device is fixed to the connecting member.
The second inner container is arranged in the first inner container, and the heating device is arranged in the second inner container.
Furthermore, be equipped with the inlet tube that is used for intaking on the first inner bag and be used for the outlet pipe of play water, the outlet pipe extends to the top of first inner bag.
An opening is formed in the position, close to the water outlet pipe, of the second inner container.
Preferably, the opening is formed in the top of the second inner container, a water pipe is arranged at the opening, and the water pipe extends to the water inlet of the water outlet pipe.
In the above scheme, the end of the water outlet pipe of the water pipe can be opened; the water outlet can be partially closed, and a water outlet in the circumferential direction is arranged on the pipe wall at the water outlet end, so that water can be discharged in multiple directions, multi-directional disturbance is generated on water in the water heater, and the water is favorably mixed and flows; the end of the water pipe for water inlet can also be designed in this way.
Further, the circulation device includes:
and the circulating pipeline is communicated with the first inner container and the second inner container and is used for realizing the circulating flow of water between the first inner container and the second inner container.
And the power unit is arranged on the circulating pipeline and used for providing power for the circulating flow of the water.
Preferably, the power unit is a circulation pump.
The speed of water circulation flow between the first inner container and the second inner container can be adjusted by adjusting the power parameters of the circulating pump, and time is saved.
Further, the method also comprises the following steps:
and the detection device is used for detecting the information for opening or closing the circulating device.
And the control device is used for controlling the opening and closing of the circulating device.
Preferably, the detection device comprises one or more of a temperature sensor and a time detection device.
A water circulation control method of a water heater is applied to the water heater.
Further, the water circulation control method of the water heater comprises the following steps:
s1: starting a circulating device after receiving a starting signal;
s2: closing the circulating device after receiving a closing signal;
step S1 includes a start signal generated when the user manually turns on or a start signal sent by the detection device;
step S2 includes a shutdown signal generated when the user manually shuts down or a shutdown signal sent by the detection device;
preferably, the starting signal sent by the detection device comprises a starting signal sent by a temperature sensor when the water temperature reaches the preset temperature A1, and/or a starting signal sent by a time detection device when the heating time reaches the preset time T1;
preferably, the off signal sent by the detection device comprises an off signal sent by a temperature sensor when the water temperature reaches a preset temperature A2, and/or an off signal sent by a time detection device when the heating time reaches a preset time T2;
wherein A2 is more than A1, and T2 is more than T1.
After adopting the technical scheme, compared with the prior art, the invention has the following beneficial effects:
the invention provides a water heater, which is characterized in that a double-layer inner container is arranged, a first inner container and a second inner container are communicated through a circulating device, the formation and attachment of water scales are reduced by utilizing the circulating flow of water between the first inner container and the second inner container, and the uniformity of water temperature is improved.
The design of the double-layer inner container matched with the circulating device saves occupied space, properly increases the circulating flow path of water, enables the water to really flow, reduces the formation of scale by utilizing the flow of the water, and simultaneously drives the scale to move by the flow of the water, thereby reducing the attachment degree of the scale; the flowing of water can also effectively improve the uniformity of water temperature, and avoid the condition of sudden cooling and sudden heating; and the proper water circulation flow path avoids increasing the cycle of water circulation flow and heating, thereby further saving energy.
The heating device is arranged in the second inner container, and the space of the second inner container is small, so that the heating device is in contact with water, and the heating rate is improved.
Through adjusting the power parameter of circulating pump, and then adjust the speed that the hydrologic cycle flows between first inner bag and the second inner bag, save time.
The end part of the water pipe for water outlet can be open; the water outlet can be partially closed, and a water outlet in the circumferential direction is arranged on the pipe wall at the water outlet end, so that water can be discharged in multiple directions, multi-directional disturbance is generated on water in the water heater, and the water is favorably mixed and flows; the end of the water pipe for water inlet can also be designed in this way.
The sealing member is favorable for improving the sealing property when the components are fixedly connected, and the water leakage condition is prevented.
The water heater provided by the invention has the characteristics of saving occupied space, saving heating time, reducing scale formation and adhesion and improving water temperature uniformity.
The invention also provides a water circulation control method of the water heater, which improves the matching and use efficiency among devices by detecting the information of turning on or off the power unit through the detection device, is more intelligent, saves energy, and is simple and convenient.
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 and are incorporated in and constitute a part of this application, illustrate embodiment(s) of the invention and together with the description serve to explain the invention without limiting the invention to its proper form. 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 overall construction of the water heater of the present invention;
FIG. 2 is an enlarged view at A in FIG. 1;
FIG. 3 is a schematic diagram of the steps of the water circulation control method of the water heater of the present invention;
FIG. 4 is a flow chart of the steps of a water circulation control method for a water heater according to the present invention;
FIG. 5 is a flow chart of the steps of another water circulation control method for a water heater according to the present invention.
In the figure: 1. a first inner container; 2. a second inner container; 3. a first water pipe; 4. a second water passage pipe; 5. a water pipe; 6. a power unit; 7. heating a tube; 8. a heating pipe wiring terminal; 9. a first inner container flange; 10. a first connecting member; 11. a second connecting member; 12. a fixing member; 13. a seal member; 14. a water inlet pipe; 15. a water outlet pipe; 16. a first drain port; 17. and a second sewage draining outlet.
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", "inner", "outer", "top", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the referred device or element must have a specific orientation, be constructed in a specific orientation, and be operated, 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," "communicating," and the like are to be construed broadly, e.g., as meaning as being detachably connectable, mechanically connectable, or electrically connectable; 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 fig. 1 and 2, the present invention provides a water heater, which comprises a first inner container 1, a second inner container 2, a circulation device and a connection assembly; the circulating device comprises a first water through pipe 3, a second water through pipe 4, a water through pipe 5 and a power unit 6; the connecting assembly comprises a first connecting piece 10, a second connecting piece 11, a sealing piece 13, a fixing piece 12 and a first liner flange 9; the device also comprises a water inlet pipe 14, a water outlet pipe 15, a heating pipe 7, a heating pipe connecting terminal 8, a detection device and a control device; the detection device comprises one or more of a temperature sensor and a time detection device.
As shown in fig. 3 to 5, the present invention provides a water circulation control method for a water heater.
The invention provides a water heater, which comprises a shell and a first inner container 1 arranged in the shell.
As shown in fig. 1 and 2, the water heater further includes a second inner container 2, and the second inner container 2 is disposed in the first inner container 1.
The heating pipe 7 is arranged in the second inner container 2.
The connecting assembly is used for connecting and fixing the first inner container 1 and the second inner container 2.
Further, the connecting assembly comprises a first connecting member 10, a second connecting member 11, a fixing member 12 and a sealing member 13.
The first connecting piece 10 and the first liner flange 9 are fixedly connected through a fixing piece 12, wherein a sealing piece 13 is arranged between the first connecting piece 10 and the first liner flange 9.
The second connecting piece 11 is fixedly connected with the bottom of the second inner container 2 and the heating pipe 7, and the heating pipe wiring terminal 8 is exposed out of the water heater through the second connecting piece 11 and is used for being connected with other energy supply devices to supply energy for heating the heating pipe 7.
The first connecting piece 10 and the second connecting piece 11 are connected and fixed through a fixing piece 12, wherein a sealing piece 13 is arranged between the first connecting piece 10 and the second connecting piece 11.
The sealing element 13 is beneficial to improving the sealing performance when all the parts are connected and fixed, and the water leakage condition is prevented.
The first water passage pipe 3 is mounted on the first connection member 10, and the second water passage pipe 4 is mounted on the second connection member 11.
The first connecting piece 10 and the second connecting piece 11 are respectively provided with a first sewage draining port 16 and a second sewage draining port 17 for draining scale.
Specifically, the first connecting member 10 is a first flange and a second flange having a certain extension length; the second connecting piece 11 is a third flange plate with a certain extending length; the first flange plate and the second flange plate are respectively positioned at two sides of the third flange plate.
One ends of the first flange plate and the second flange plate close to the middle are respectively connected and fixed with two ends of a third flange plate; one ends of the first flange plate and the second flange plate close to the outer sides are respectively connected and fixed with a first liner flange plate 9; and the third flange plate is positioned below the first flange plate and the second flange plate when the fixing is performed.
The sealing member 13 is a gasket, and the fixing member 12 is a fastening nut.
Further, a water inlet pipe 14 and a water outlet pipe 15 are arranged at the bottom of the first inner container 1 and are respectively positioned at two sides of the first inner container 1, and the water outlet pipe 15 extends upwards to the top of the first inner container 1.
The water inlet pipe 14 is used for water inlet, and after the water is heated by the heating pipe 7 and circularly flows by the circulating device, the water is discharged from the water outlet pipe 15 for users to use.
The circulating device is communicated with the first inner container 1 and the second inner container 2 and is used for controlling the circulating flow of water between the first inner container 1 and the second inner container 2.
The circulation device comprises a circulation line and a power unit 6.
The circulating pipeline is used for communicating the first inner container 1 and the second inner container 2 and realizing the circulating flow of water between the first inner container 1 and the second inner container 2.
The power unit 6 is arranged on the circulating pipeline and used for providing power for the circulating flow of water.
The power unit 6 is a circulation pump.
The speed of water circulation flowing between the first inner container 1 and the second inner container 2 can be adjusted by adjusting the power parameters of the circulating pump, and the time is saved.
The circulation line includes a first water passage pipe 3, a second water passage pipe 4, and a water passage pipe 5.
The first water pipe 3 is communicated with the first inner container 1 and is used for discharging water.
The second water pipe 4 is communicated with the second inner container 2 and is used for feeding water.
The first water pipe 3 is communicated with the second water pipe 4, and the power unit 6 is arranged between the first water pipe 3 and the second water pipe 4.
An opening is formed in the second inner container 2 close to the top of the water outlet pipe 15, and the water through pipe 5 is arranged at the opening and extends upwards to the water inlet of the water outlet pipe 15.
In the above scheme, the end of the water pipe for water outlet can be open; the water outlet can be partially closed, and a water outlet in the circumferential direction is arranged on the pipe wall at one end of the water through pipe, so that water can be discharged in multiple directions, multi-directional disturbance is generated on water in the water heater, and the water mixing flow is facilitated; the end of the water pipe for water supply can also be designed in this way.
The circulating device can be arranged outside the water heater or inside the water heater, so long as the circulating flow of water between the first inner container 1 and the second inner container 2 can be realized, the occupied space is saved by matching the design of the double-layer inner container, meanwhile, the circulating flow path of the water is properly increased, the water can really flow, the formation of scale is reduced by utilizing the flow of the water, and meanwhile, the scale is driven to move by the flow of the water, so that the adhesion degree of the scale is reduced; the flowing of water can also effectively improve the uniformity of water temperature, and avoid the condition of sudden cooling and sudden heating; and the proper water circulation flow path avoids increasing the cycle of water circulation flow and heating, thereby further saving energy.
Further, the device also comprises a detection device and a control device.
The detection device is used for detecting the information of turning on or off the circulating pump and comprises one or more of a temperature sensor and a time detection device.
The control device is used for controlling the opening and closing of the circulating pump.
The detection device can be arranged in the first inner container 1 and the second inner container 2, and can accurately detect the information of opening or closing the circulating pump.
Specifically, the water heater is started, water enters from the water inlet pipe 14, when the heating pipe 7 starts heating, a user manually starts the circulating pump or the detection device to send a starting signal, the circulating pump is controlled by the control device to be started, water enters the second inner container 2 from the first inner container 1 through the first water through pipe 3 and the second water through pipe 4, the water flows back to the first inner container 1 from the water through pipe 5 after being heated by the heating pipe 7, the circulation is performed in such a way until the user manually closes the circulating pump or the detection device to send a closing signal, the control device controls the circulating pump to be closed, the heating pipe 7 stops heating, and hot water flows out from the water outlet pipe 15 to be used by the user.
Alternatively, when water is present in the second liner 2, the water flows from the second liner 2 through the second water passage pipe 4 and the first water passage pipe 3 into the first liner 1, is heated by the heating pipe 7, and then flows back from the water passage pipe 5 to the second liner 2, and the circulation is performed.
The present invention provides, as one embodiment, a water heater.
The heating device can be provided with only one connecting piece, the two ends of the connecting piece are fixedly connected with the first inner container flange plate 9, the second inner container 2 and the heating pipe 7 are fixedly connected on the connecting piece, and meanwhile, the first water service pipe 3, the second water service pipe 4 and the sewage discharge port can be arranged on the connecting piece.
As an embodiment, the present invention provides a water circulation control method of a water heater, which is applied to the water heater as described above. As shown in fig. 3, the water circulation control method of the water heater includes:
s1: starting a circulating pump after receiving a starting signal;
s2: and closing the circulating pump after receiving the closing signal.
Further, step S1 includes an activation signal generated when the user manually turns on or an activation signal sent by the detection device; step S2 includes a closing signal generated when the user closes manually or a closing signal generated by the detection device.
As an embodiment, the present invention provides a water circulation control method of a water heater, which is applied to the water heater as described above. As shown in fig. 4, the water circulation control method of the water heater includes:
s1: when the temperature sensor detects that the water temperature reaches a preset temperature A1, a starting signal is sent out, and the control device receives the starting signal and then controls the circulating pump to be started;
s2: the circulating pump drives water between the first inner container and the second inner container to realize the circulating flow of the water through the circulating pipeline;
s3: the temperature sensor sends out a closing signal when detecting that the water temperature reaches a preset temperature A2, and the control device controls the circulating pump to be closed after receiving the closing signal.
Wherein A2 > A1.
As an embodiment, the present invention provides a water circulation control method of a water heater, which is applied to the water heater as described above. As shown in fig. 5, the water circulation control method of the water heater includes:
s1: the time detection device sends out a starting signal when detecting that the heating time reaches preset time T1, and the control device controls the circulating pump to be started after receiving the starting signal;
s2: the circulating pump drives water between the first inner container and the second inner container to realize the circulating flow of the water through the circulating pipeline;
s3: the time detection device sends a closing signal when detecting that the heating time reaches the preset time T2, and the control device controls the circulating pump to be closed after receiving the closing signal.
Wherein T2 > T1.
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 water heater, includes the casing and locates first inner bag (1) in the casing, its characterized in that still includes:
the second inner container (2) is at least partially arranged in the first inner container (1);
and the circulating device is communicated with the first inner container (1) and the second inner container (2) and is used for controlling the circulating flow of water between the first inner container (1) and the second inner container (2).
2. A water heater according to claim 1, characterized in that it further comprises a connecting assembly for connecting and fixing the first inner container (1) and the second inner container (2).
3. A water heater as claimed in claim 2, wherein said connection assembly comprises:
at least one connecting piece is arranged and used for connecting the first inner container (1) and the second inner container (2);
preferably, the connector comprises:
a first connecting piece (10) connected with the first inner container (1);
the second connecting piece (11) is connected with the second inner container (2);
the first connecting piece (10) is connected with the second connecting piece (11).
4. A water heater as claimed in claim 2 or 3, wherein said connection assembly further comprises:
the fixing piece (12) is used for fixing the first inner container (1) and the second inner container (2) with the connecting piece and/or fixing the connecting piece;
and the sealing element (13) is used for sealing between the first inner container (1) and the second inner container (2) and the connecting piece and/or between the connecting pieces.
5. A water heater according to claim 3 or 4, further comprising heating means (7) arranged in the second inner container (2) for heating water;
preferably, the heating device (7) is fixed to the connecting piece.
6. A water heater according to any one of claims 1-5, characterized in that the first inner container (1) is provided with a water inlet pipe (14) for inlet water and a water outlet pipe (15) for outlet water, the water outlet pipe (15) extends to the top of the first inner container (1);
an opening is formed in the second inner container (2) close to the water outlet pipe (15);
preferably, the opening is formed in the top of the second inner container (2), a water through pipe (5) is arranged at the opening, and the water through pipe (5) extends to the water inlet of the water outlet pipe (15).
7. A water heater as claimed in claim 1, wherein said circulation means comprises:
the circulating pipeline is communicated with the first inner container (1) and the second inner container (2) and is used for realizing the circulating flow of water between the first inner container (1) and the second inner container (2);
and the power unit (6) is arranged on the circulating pipeline and used for providing power for circulating flow.
8. The water heater according to any one of claims 1-7, further comprising:
a detection means for detecting information for turning on or off the circulation means;
a control device for controlling the opening and closing of the circulation device;
preferably, the detection device comprises one or more of a temperature sensor and a time detection device.
9. A water circulation control method for a water heater, which is applied to the water heater according to any one of claims 1 to 8.
10. The water circulation control method of a water heater as claimed in claim 9, comprising:
s1: starting a circulating device after receiving a starting signal;
s2: closing the circulating device after receiving a closing signal;
step S1 includes a start signal generated when the user manually turns on or a start signal sent by the detection device;
step S2 includes a shutdown signal generated when the user manually shuts down or a shutdown signal sent by the detection device;
preferably, the starting signal sent by the detection device comprises a starting signal sent by a temperature sensor when the water temperature reaches the preset temperature A1, and/or a starting signal sent by a time detection device when the heating time reaches the preset time T1;
preferably, the off signal sent by the detection device comprises an off signal sent by a temperature sensor when the water temperature reaches a preset temperature A2, and/or an off signal sent by a time detection device when the heating time reaches a preset time T2;
wherein A2 is more than A1, and T2 is more than T1.
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| CN202110710040.5A CN113375344A (en) | 2021-06-25 | 2021-06-25 | Water heater and water circulation control method |
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| CN202110710040.5A CN113375344A (en) | 2021-06-25 | 2021-06-25 | Water heater and water circulation control method |
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Citations (4)
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|---|---|---|---|---|
| JPH06137680A (en) * | 1992-10-26 | 1994-05-20 | Matsushita Electric Ind Co Ltd | Storage type electrical hot water heater |
| CN104296377A (en) * | 2014-10-16 | 2015-01-21 | 何厚辉 | Air energy water heater |
| CN111536688A (en) * | 2020-04-27 | 2020-08-14 | 胡赫（青岛）换热水箱有限公司 | Electric water heater |
| CN212457388U (en) * | 2020-06-16 | 2021-02-02 | 宁波市乐卡西智能科技有限公司 | Double-liner internal circulation electric water heater |
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2021
- 2021-06-25 CN CN202110710040.5A patent/CN113375344A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH06137680A (en) * | 1992-10-26 | 1994-05-20 | Matsushita Electric Ind Co Ltd | Storage type electrical hot water heater |
| CN104296377A (en) * | 2014-10-16 | 2015-01-21 | 何厚辉 | Air energy water heater |
| CN111536688A (en) * | 2020-04-27 | 2020-08-14 | 胡赫（青岛）换热水箱有限公司 | Electric water heater |
| CN212457388U (en) * | 2020-06-16 | 2021-02-02 | 宁波市乐卡西智能科技有限公司 | Double-liner internal circulation electric water heater |
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