CN108626777B - Domestic hot water constant temperature hanging stove - Google Patents
Domestic hot water constant temperature hanging stove Download PDFInfo
- Publication number
- CN108626777B CN108626777B CN201810608563.7A CN201810608563A CN108626777B CN 108626777 B CN108626777 B CN 108626777B CN 201810608563 A CN201810608563 A CN 201810608563A CN 108626777 B CN108626777 B CN 108626777B
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- hot water
- heat exchanger
- domestic hot
- plate heat
- mixing cavity
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24D—DOMESTIC- OR SPACE-HEATING SYSTEMS, e.g. CENTRAL HEATING SYSTEMS; DOMESTIC HOT-WATER SUPPLY SYSTEMS; ELEMENTS OR COMPONENTS THEREFOR
- F24D15/00—Other domestic- or space-heating systems
- F24D15/02—Other domestic- or space-heating systems consisting of self-contained heating units, e.g. storage heaters
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24D—DOMESTIC- OR SPACE-HEATING SYSTEMS, e.g. CENTRAL HEATING SYSTEMS; DOMESTIC HOT-WATER SUPPLY SYSTEMS; ELEMENTS OR COMPONENTS THEREFOR
- F24D17/00—Domestic hot-water supply systems
-
- 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
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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)
- Details Of Fluid Heaters (AREA)
- Domestic Hot-Water Supply Systems And Details Of Heating Systems (AREA)
Abstract
The invention discloses a constant-temperature wall-mounted boiler for domestic hot water, which comprises: the heat pump comprises a main heat exchanger and a plate heat exchanger, wherein a heating loop is connected to the main heat exchanger, a circulating pump and an expansion tank are arranged on the heating loop, a pipeline for supplying domestic hot water is connected to the plate heat exchanger, and the plate heat exchanger and the main heat exchanger are connected through a pipeline to form a small loop; the domestic hot water pipeline is characterized in that a water mixing cavity is connected to the plate heat exchanger, and domestic hot water flowing out of the plate heat exchanger enters the domestic hot water pipeline after passing through the water mixing cavity. According to the invention, the water mixing cavity is added on the plate heat exchanger, so that the water storage function can be realized while the basic heat exchange function of the original plate heat exchanger is maintained, and after water is turned on and off in the hot water using process, cold water and hot water are mutually neutralized, so that the fluctuation of the water temperature of domestic hot water is relieved, the constant water temperature of the domestic hot water of the wall-mounted boiler is realized, and the comfort level of the domestic water is improved.
Description
Technical Field
The invention relates to the technical field of fluid heaters, in particular to a constant-temperature hanging stove for domestic hot water.
Background
The wall-mounted gas stove is a thermodynamic device which takes natural gas or liquefied gas as fuel and heats circulating water after the heat is released in the main heat exchanger so as to provide heating media or domestic hot water for buildings. Two main categories are classified according to the difference of heat exchanger structures: one type is a main heat exchanger plus plate heat exchanger structure, and the other type is a single heat exchanger adopting a sleeve structure. In the prior art, the dual-purpose wall-mounted boiler with the plate heat exchanger has the phenomenon that water temperature is suddenly cold and hot after water is boiled again in the process of using domestic hot water.
Disclosure of Invention
Aiming at the problems in the prior art, the invention aims to provide a wall-mounted boiler with a domestic hot water constant temperature function.
In order to achieve the above purpose, the invention adopts the following technical scheme.
A domestic hot water constant temperature hanging stove, comprising: the heat pump comprises a main heat exchanger and a plate heat exchanger, wherein a heating loop is connected to the main heat exchanger, a circulating pump and an expansion tank are arranged on the heating loop, a pipeline for supplying domestic hot water is connected to the plate heat exchanger, and the plate heat exchanger and the main heat exchanger are connected through a pipeline to form a small loop; the domestic hot water pipeline is characterized in that a water mixing cavity is connected to the plate heat exchanger, and domestic hot water flowing out of the plate heat exchanger enters the domestic hot water pipeline after passing through the water mixing cavity.
As a further explanation of the above scheme, the water mixing cavity and the plate heat exchanger are assembled together to form an integral structure.
As a further explanation of the scheme, the plate heat exchanger is provided with a domestic hot water inlet and a domestic hot water outlet, water flowing in from the domestic hot water inlet sequentially passes through the plate heat exchanger and the water mixing cavity and then flows out from the domestic hot water outlet, and the domestic hot water supply pipeline is directly connected to the domestic hot water outlet.
As a further explanation of the above scheme, the connection port between the plate heat exchanger and the water mixing cavity is an annular hole surrounding the life hot water outlet; an inner pipe extending into the water storage cavity is connected to the domestic hot water outlet; the water flowing out of the connecting port can reach the domestic hot water outlet only after passing through the extended inner pipe.
As a further explanation of the scheme, the plate heat exchanger is provided with a domestic hot water inlet, the water mixing cavity is provided with a domestic hot water outlet, water flowing in from the domestic hot water inlet sequentially passes through the plate heat exchanger and the water mixing cavity and then flows out from the domestic hot water outlet, and the domestic hot water supply pipeline is directly connected to the domestic hot water outlet.
As a further explanation of the scheme, the domestic hot water outlet, the plate heat exchanger and the connection ports of the water mixing cavity are respectively positioned at two ends of the water mixing cavity.
As a further explanation of the scheme, the size of the water mixing cavity is consistent with that of the plate heat exchanger, and the periphery of the water mixing cavity is fixedly connected with the periphery of the plate heat exchanger.
As a further explanation of the above scheme, the size of the water mixing cavity is larger than that of the plate heat exchanger, and the plate heat exchanger is installed in the middle or at one end of the water mixing cavity.
As a further explanation of the above scheme, a fume collecting hood is provided corresponding to the main heat exchanger, and a fan is installed on the fume collecting hood.
As a further explanation of the above-mentioned scheme, a preheating circulation pump is installed on the hot water supply line.
The beneficial effects of the invention are as follows:
1. through increasing the water mixing cavity on plate heat exchanger, when keeping original plate heat exchanger basic heat transfer function, can play the function of water storage again, after using hot water in-process switch water, cold and hot water mutual neutralization alleviates life hot water temperature fluctuation, realizes hanging stove life hot water's temperature invariable to improve life hot water's comfort level.
2. The water mixing cavity and the plate heat exchanger are assembled into a whole, so that the structure is compact, the installation and the use are convenient, and the occupied space is small.
3. Through setting up the annular hole, still ingenious with life hot water inlet, life hot water delivery port integration on plate heat exchanger behind the increase water mixing cavity, do not change the original position of advance, delivery port of plate heat exchanger, can directly be applied, replace current ordinary plate heat exchanger in current product, the commonality is strong.
Drawings
Fig. 1 is a schematic diagram showing the internal structure of the front side of the domestic hot water constant temperature wall-mounted furnace provided by the invention.
Fig. 2 is a schematic diagram showing the internal structure of the rear side of the domestic hot water constant temperature wall-mounted boiler.
Fig. 3 is a schematic view of a plate heat exchanger and a water mixing cavity according to a first embodiment of the present invention.
Fig. 4 is a schematic diagram of a plate heat exchanger and a water mixing cavity according to a second embodiment of the present invention.
Reference numerals illustrate:
1: heat exchanger, 2: plate heat exchanger, 3: circulation pump, 4: expansion tank, 5: mixing water cavity, 6: fume collecting hood, 7: blower fan, 8: domestic hot water inlet, 9: a domestic hot water outlet, 10: connection port, 11: inner tube, 12: connection port, 13: a burner, 14: a fuel gas proportional valve.
Detailed Description
In the description of the present invention, it should be noted that, for the azimuth words such as "center", "lateral", "longitudinal", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", etc., the azimuth and positional relationships are based on the azimuth or positional relationships shown in the drawings, it is merely for convenience of describing the present invention and simplifying the description, and it is not to be construed as limiting the specific scope of protection of the present invention that the device or element referred to must have a specific azimuth configuration and operation.
Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features. Thus, the definition of "a first", "a second" feature may explicitly or implicitly include one or more of such features, and in the description of the invention, "at least" means one or more, unless clearly specifically defined otherwise.
In the present invention, unless explicitly stated and limited otherwise, the terms "assembled," "connected," and "connected" are to be construed broadly, e.g., as being either fixedly connected, detachably connected, or integrally connected; or may be a mechanical connection; can be directly connected or connected through an intermediate medium, and can be communicated with the inside of the two elements. The specific meaning of the above terms in the present invention can be understood by those of ordinary skill in the art according to the specific circumstances.
In the present invention, unless specified and limited otherwise, a first feature "above" or "below" a second feature may include both the first and second features being in direct contact, as well as the first and second features not being in direct contact but being in contact with each other through additional features therebetween. Moreover, a first feature being "above," "below," and "above" a second feature includes the first feature being directly above and obliquely above the second feature, or simply representing the first feature as having a higher level than the second feature. The first feature being "above," "below," and "beneath" the second feature includes the first feature being directly below or obliquely below the second feature, or simply indicating that the first feature is level below the second feature.
The following description of the specific embodiments of the present invention is further provided with reference to the accompanying drawings, so that the technical scheme and the beneficial effects of the present invention are more clear and definite. The embodiments described below are exemplary by referring to the drawings for the purpose of illustrating the invention and are not to be construed as limiting the invention.
Example 1
As shown in fig. 1 and 2, a domestic hot water constant temperature wall-mounted boiler includes: the heat exchange device comprises a main heat exchanger 1 and a plate heat exchanger 2, wherein a heating loop is connected to the main heat exchanger 1, a circulating pump 3 and an expansion water tank 4 are arranged on the heating loop, a pipeline for supplying domestic hot water is connected to the plate heat exchanger 2, and the plate heat exchanger 2 and the main heat exchanger 1 are connected through a pipeline to form a small loop; the heat-exchange plate type heat exchanger is characterized in that a water mixing cavity 5 is connected to the plate heat exchanger 2, and domestic hot water flowing out of the plate heat exchanger 2 enters the domestic hot water supply pipeline after passing through the water mixing cavity 5.
The main heat exchanger 1 is also provided with a fume collecting hood 6 and a burner 13, wherein a fan 7 is arranged on the fume collecting hood 6, and a fuel gas proportional valve 14 is connected on the burner 13.
The hanging stove that this embodiment provided is the same with traditional hanging stove in the use, and when using the heating function, heating water passes through main heat exchanger 1 absorption heat and drives circulation to heat dissipation terminal by circulating pump 3 to realize the heating. When the domestic hot water is used, the domestic hot water flows into the water mixing cavity 5 after absorbing heat through the plate heat exchanger 2, and then enters the domestic hot water supply outlet pipeline.
The dual-purpose hanging stove of traditional plate heat transfer, domestic hot water directly flows from the domestic hot water delivery port after the heat transfer of plate heat exchanger, and the hanging stove domestic hot water that this embodiment provided flows into the mixed water cavity after the heat transfer of plate heat transfer, then flows through the domestic hot water delivery port again. In the middle of using domestic hot water, the condition of switching water in a short time exists, cold water flowing in the process of secondary boiled water can be neutralized with hot water in the mixed water cavity and then flows out, so that the problem of cold water after secondary boiled water in the process of using domestic hot water is solved, and the temperature fluctuation of the domestic hot water caused by external abnormality can be ensured to be more constant after being mixed through the lower water storage cavity, thereby improving the comfort level of the domestic water.
As shown in fig. 3, the water mixing cavity 5 and the plate heat exchanger 2 are assembled together to form an integral structure. The plate heat exchanger 2 is provided with a domestic hot water inlet 8 and a domestic hot water outlet 9, water flowing in from the domestic hot water inlet 8 sequentially passes through the plate heat exchanger 2 and the water mixing cavity 5 and then flows out from the domestic hot water outlet 9, and the domestic hot water supply pipeline is directly connected to the domestic hot water outlet 9. The connection port 10 between the plate heat exchanger 2 and the water mixing cavity 5 is an annular hole encircling the life hot water outlet 9; an inner pipe 11 extending into the water storage cavity 5 is connected to the domestic hot water outlet 9; the water flowing out of the connection port 10 can reach the domestic hot water outlet 9 after passing through the extended inner pipe 11, so that the domestic hot water is fully mixed in the water mixing cavity 5, and the constant temperature performance is improved. Particularly, as the domestic hot water inlet 8 and the domestic hot water outlet 9 are both positioned on the plate heat exchanger 2, the original positions of the water inlet and the water outlet of the plate heat exchanger are not changed, and the plate heat exchanger can be directly applied to the existing products to replace the existing common plate heat exchanger and has strong universality.
In this embodiment, the size of the water mixing cavity 5 is preferably consistent with the size of the plate heat exchanger 2, and the periphery of the water mixing cavity 5 is fixedly connected with the periphery of the plate heat exchanger 2. The connection and fixation mode can be screw connection and fixation or welding and fixation.
Example two
The embodiment provides a domestic hot water constant temperature hanging stove, its structure is the same basically with embodiment one, and the difference lies in:
1. the plate heat exchanger 2 is provided with a domestic hot water inlet 8, and the water mixing cavity 5 is provided with a domestic hot water outlet 9, as shown in figure 4. In order to ensure the water mixing effect, it is preferable that the domestic hot water outlet 9, the plate heat exchanger 2 and the connection ports 12 of the water mixing cavity 5 are respectively located at two ends of the water mixing cavity 5.
2. The size of the water mixing cavity 5 is larger than that of the plate heat exchanger 2, and the plate heat exchanger 2 is arranged in the middle of the water mixing cavity 5. In other embodiments, the plate heat exchanger is installed at one end of the water mixing cavity, and is not limited to this example.
3. And a preheating circulating pump is arranged on the domestic hot water supply pipeline so as to preheat the domestic hot water and realize instant heating of the domestic hot water.
It will be understood by those skilled in the art from the foregoing description of the structure and principles that the present invention is not limited to the specific embodiments described above, but is intended to cover modifications and alternatives falling within the spirit and scope of the invention as defined by the appended claims and their equivalents. The portions of the detailed description that are not presented are all prior art or common general knowledge.
Claims (6)
1. A domestic hot water constant temperature hanging stove, comprising: the heat pump comprises a main heat exchanger and a plate heat exchanger, wherein a heating loop is connected to the main heat exchanger, a circulating pump and an expansion tank are arranged on the heating loop, a pipeline for supplying domestic hot water is connected to the plate heat exchanger, and the plate heat exchanger and the main heat exchanger are connected through a pipeline to form a small loop; the device is characterized in that a water mixing cavity is connected to the plate heat exchanger, and domestic hot water flowing out of the plate heat exchanger enters the domestic hot water supply pipeline after passing through the water mixing cavity;
the plate heat exchanger is provided with a domestic hot water inlet and a domestic hot water outlet, water flowing in from the domestic hot water inlet sequentially passes through the plate heat exchanger and the water mixing cavity and then flows out from the domestic hot water outlet, and the domestic hot water supply pipeline is directly connected to the domestic hot water outlet;
the connection port between the plate heat exchanger and the water mixing cavity is an annular hole surrounding the life hot water outlet; an inner pipe extending into the water mixing cavity is connected to the domestic hot water outlet; the water flowing out of the connecting port can reach the domestic hot water outlet only after passing through the extended inner pipe.
2. The domestic hot water constant temperature wall-mounted boiler according to claim 1, wherein the water mixing cavity and the plate heat exchanger are assembled together to form an integral structure.
3. The constant temperature hanging stove for domestic hot water according to claim 1, wherein the size of the water mixing cavity is consistent with the size of the plate heat exchanger, and the periphery of the water mixing cavity is fixedly connected with the periphery of the plate heat exchanger.
4. The domestic hot water constant temperature wall-mounted boiler according to claim 1, wherein the size of the water mixing cavity is larger than that of the plate heat exchanger, and the plate heat exchanger is arranged in the middle or at one end of the water mixing cavity.
5. A domestic hot water constant temperature wall-hanging stove according to claim 1, wherein a fume collecting hood is arranged corresponding to the main heat exchanger, and a fan is arranged on the fume collecting hood.
6. The constant temperature wall-hanging stove for domestic hot water according to claim 1, wherein a preheating circulating pump is installed on the domestic hot water supply pipeline.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810608563.7A CN108626777B (en) | 2018-06-13 | 2018-06-13 | Domestic hot water constant temperature hanging stove |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810608563.7A CN108626777B (en) | 2018-06-13 | 2018-06-13 | Domestic hot water constant temperature hanging stove |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108626777A CN108626777A (en) | 2018-10-09 |
| CN108626777B true CN108626777B (en) | 2023-09-19 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810608563.7A Active CN108626777B (en) | 2018-06-13 | 2018-06-13 | Domestic hot water constant temperature hanging stove |
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| CN (1) | CN108626777B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE102022100341A1 (en) | 2022-01-10 | 2023-07-13 | Vaillant Gmbh | Heating device, method for operating a heating device, computer program product, regulation and control device and use of a stepping motor valve |
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| CN201069207Y (en) * | 2007-05-13 | 2008-06-04 | 李兴华 | A multi-function energy-saving heat storage jar for solar warm collection system |
| CN201233054Y (en) * | 2008-06-17 | 2009-05-06 | 广东万家乐燃气具有限公司 | Pre-warming and water supply system for multifunction wall hanging furnace |
| CN104596113A (en) * | 2015-01-14 | 2015-05-06 | 广东万家乐燃气具有限公司 | Constant-temperature gas water heater |
| CN204329341U (en) * | 2014-12-17 | 2015-05-13 | 湖南理工职业技术学院 | A kind of water circulation system of automatic control leaving water temperature |
| CN205372703U (en) * | 2016-02-19 | 2016-07-06 | 北京贝姆热能科技有限公司 | Hanging stove hot -water circulation device |
| CN208765042U (en) * | 2018-06-13 | 2019-04-19 | 万家乐热能科技有限公司 | A kind of domestic hot-water's constant temperature wall-hung boiler |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US9890960B2 (en) * | 2013-04-04 | 2018-02-13 | Adam William HUTS | Water saving apparatus |
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2018
- 2018-06-13 CN CN201810608563.7A patent/CN108626777B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2602306Y (en) * | 2003-02-17 | 2004-02-04 | 李鹏 | Hot-water temperature regulating device with a high temperature water tank |
| CN201069207Y (en) * | 2007-05-13 | 2008-06-04 | 李兴华 | A multi-function energy-saving heat storage jar for solar warm collection system |
| CN201233054Y (en) * | 2008-06-17 | 2009-05-06 | 广东万家乐燃气具有限公司 | Pre-warming and water supply system for multifunction wall hanging furnace |
| CN204329341U (en) * | 2014-12-17 | 2015-05-13 | 湖南理工职业技术学院 | A kind of water circulation system of automatic control leaving water temperature |
| CN104596113A (en) * | 2015-01-14 | 2015-05-06 | 广东万家乐燃气具有限公司 | Constant-temperature gas water heater |
| CN205372703U (en) * | 2016-02-19 | 2016-07-06 | 北京贝姆热能科技有限公司 | Hanging stove hot -water circulation device |
| CN208765042U (en) * | 2018-06-13 | 2019-04-19 | 万家乐热能科技有限公司 | A kind of domestic hot-water's constant temperature wall-hung boiler |
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| CN108626777A (en) | 2018-10-09 |
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