CN215372981U - Dual-purpose constant temperature type hanging stove - Google Patents

Abstract

The utility model discloses a dual-purpose constant temperature type wall-mounted furnace, which comprises: the device comprises a heat exchanger and a plate heat exchanger, wherein a bath water inlet pipe and a bath water outlet pipe are connected to the plate heat exchanger, and a heating water return pipe and a heating water outlet pipe are connected to the heat exchanger; the plate heat exchanger and the heat exchanger are connected through a water flow pipeline to form a small heating loop; the device is characterized in that a connecting pipe for communicating the bathing water inlet pipe and the bathing water outlet pipe is arranged between the bathing water inlet pipe and the bathing water outlet pipe, the bathing water inlet pipe, the plate type heat exchanger, the bathing water outlet pipe and the connecting pipe form a circulating pipeline, a stop valve is arranged on the connecting pipe, and a circulating water pump is arranged on the circulating pipeline. Cold water in the circulating pipeline neutralizes hot water in the plate heat exchanger, so that a bathing constant temperature effect is achieved, water cut-off temperature rise is reduced, bathing water is prevented from being cooled and heated suddenly, a user is prevented from being scalded, and bathing comfort is improved; the scheme has the advantages of simple and reliable structure and lower production cost.

Description

Dual-purpose constant temperature type hanging stove

Technical Field

The utility model relates to the technical field of fluid heating, in particular to a dual-purpose constant-temperature wall-mounted furnace.

Background

In order to realize the bathing function, the current wall-mounted boiler exchanges heat with the bathing water channel by adding the plate heat exchanger, so that the wall-mounted boiler has the bathing function. The hot water in the heating pipeline of hanging stove bathing in-process passes through plate heat exchanger and gives the cold water in the bathing pipeline with the heat transfer, thereby reach the purpose of heating bathing water, but when the user closed the bathing and go out water, although hanging stove stop heating, but the heat among the plate heat exchanger is still continuously heating the bathing water, because there is not the heat dissipation channel, it has a section very high hot water to lead to the bathing pipeline to have a section temperature in the board trades, when the user opens the bathing outlet pipe way again, one section cold water that is located plate heat exchanger can not heat the settlement temperature, the user can experience one section temperature sudden change that scalds water to cold water.

The utility model discloses a chinese utility model patent of application number 201821046440.0 discloses a bushing type gas hanging stove, include: the system comprises a sleeve type main heat exchanger, a bathing water inlet pipe, a bathing water outlet pipe, a heating water return pipe and a heating water outlet pipe which are connected with the sleeve type main heat exchanger, wherein a bypass pipe for communicating the bathing water inlet pipe and the bathing water outlet pipe is arranged between the bathing water inlet pipe and the bathing water outlet pipe. A section of high-temperature bath water flowing out from the inner pipe of the double-pipe main heat exchanger is mixed with bath inlet water (cold water) flowing through the bypass pipe, and relatively low bath water is obtained after mixing, so that the bath comfort is improved. Although the problem of overhigh bath outlet water temperature is solved, the problem of unstable outlet water temperature cannot be solved.

Disclosure of Invention

Aiming at the problems in the prior art, the utility model aims to provide a dual-purpose constant-temperature wall-mounted furnace which can reduce temperature rise and realize constant bathing temperature.

In order to achieve the purpose, the utility model adopts the following technical scheme.

A dual-purpose constant temperature type wall-mounted boiler comprising: the device comprises a heat exchanger and a plate heat exchanger, wherein a bath water inlet pipe and a bath water outlet pipe are connected to the plate heat exchanger, and a heating water return pipe and a heating water outlet pipe are connected to the heat exchanger; the plate heat exchanger and the heat exchanger are connected through a water flow pipeline to form a small heating loop; the device is characterized in that a connecting pipe for communicating the bathing water inlet pipe and the bathing water outlet pipe is arranged between the bathing water inlet pipe and the bathing water outlet pipe, the bathing water inlet pipe, the plate type heat exchanger, the bathing water outlet pipe and the connecting pipe form a circulating pipeline, a stop valve is arranged on the connecting pipe, and a circulating water pump is arranged on the circulating pipeline.

As a further explanation of the above scheme, the circulating water pump is a bathing water pump arranged on the bathing water outlet pipe or the bathing water inlet pipe.

As a further explanation of the above scheme, the connecting pipe is a short connecting pipe located in the shell of the dual-purpose constant temperature type wall-mounted furnace.

As a further explanation of the above scheme, the heating water return pipe is connected with the plate heat exchanger through a heating water return branch; and the heating water outlet pipe is connected with the plate heat exchanger through a heating water outlet branch.

As a further explanation of the above scheme, a three-way valve is arranged at a connection position of the heating water outlet pipe and the heating water outlet branch and/or a connection position of the heating water return pipe and the heating water return branch.

As a further explanation of the above-described configuration, a heating water pump for realizing circulation heating is provided between the heating water outlet branch and the heat exchanger or between the heating water return branch and the heat exchanger.

As a further explanation of the scheme, a temperature sensor for detecting the temperature of the bath outlet water is arranged on the bath outlet water pipe.

The utility model has the beneficial effects.

When a user closes the bath water outlet, the stop valve is opened, the bath water pump is started to rotate at a low speed to drive water in the pipeline to circulate among the bath water inlet pipe, the plate type heat exchanger, the bath water outlet pipe and the connecting pipe, so that cold water in the circulating pipeline is neutralized with hot water in the plate type heat exchanger, the bath constant temperature effect is achieved, the water stop temperature rise is reduced, the bath water is prevented from being suddenly cooled and suddenly heated, the user is prevented from being scalded, and the bath comfort is improved; the scheme has the advantages of simple and reliable structure and lower production cost.

And the bathing water pump is arranged between the connecting pipe and the plate heat exchanger, so that power can be provided for the circulating pipeline, power can also be provided for a bathing water path during bathing, and the utilization rate of the bathing water pump is improved.

Drawings

Fig. 1 is a schematic structural view of a dual-purpose constant temperature type wall-mounted stove according to the present invention.

Reference numerals indicate the same.

1: a bath water inlet pipe, 2: heating return pipe, 3: bathing water pump, 4: a stop valve, 5: plate heat exchanger, 6: heating water pump, 7: heat exchanger, 8: three-way valve, 9: heating outlet pipe, 10: a water outlet pipe for bathing.

Detailed Description

In the description of the present invention, it should be noted that, for the terms of orientation, such as "central", "lateral", "longitudinal", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", etc., it indicates that the orientation and positional relationship shown in the drawings are based on the orientation or positional relationship shown in the drawings, and is only for the convenience of describing the present invention and simplifying the description, but does not indicate or imply that the device or element referred to must have a specific orientation, be constructed in a specific orientation, and be operated without limiting the specific scope of protection of the present invention.

Furthermore, if the terms "first" and "second" are used for descriptive purposes only, they are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features. Thus, a definition of "a first" or "a second" feature may explicitly or implicitly include one or more of the feature, and in the description of the utility model, "at least" means one or more unless specifically defined otherwise.

In the present invention, unless otherwise expressly specified or limited, the terms "assembled", "connected", and "connected" are to be construed broadly, e.g., as meaning fixedly connected, detachably connected, or integrally connected; or may be a mechanical connection; the two elements can be directly connected or connected through an intermediate medium, and the two elements can be communicated with each other. The specific meanings of the above terms in the present invention can be understood by those of ordinary skill in the art according to specific situations.

In the present application, unless otherwise specified or limited, "above" or "below" a first feature may include the first and second features being in direct contact, and may also include the first and second features not being in direct contact but being in contact with each other through another feature therebetween. Also, the first feature being "above," "below," and "above" the second feature includes the first feature being directly above and obliquely above the second feature, or simply an elevation which indicates a level of the first feature being higher than an elevation of 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 merely means that the first feature is at a lower level than the second feature.

The following describes the embodiments of the present invention with reference to the drawings of the specification, so that the technical solutions and the advantages thereof are more clear and clear. The embodiments described below are exemplary and are intended to be illustrative of the utility model, but are not to be construed as limiting the utility model.

As shown in fig. 1, a dual-purpose constant temperature type wall hanging stove includes: the device comprises a heat exchanger 7 and a plate heat exchanger 5, wherein the plate heat exchanger 5 is connected with a bathing water inlet pipe 1 and a bathing water outlet pipe 10, and the heat exchanger 7 is connected with a heating water return pipe 2 and a heating water outlet pipe 9; the plate heat exchanger 5 and the heat exchanger 7 are connected through a water flow pipeline to form a small heating loop; the device is characterized in that a connecting pipe for communicating the bathing water inlet pipe 1 with the bathing water outlet pipe 10 is arranged between the bathing water inlet pipe 1 and the bathing water outlet pipe 10, so that the bathing water inlet pipe 1, the plate heat exchanger 5, the bathing water outlet pipe 10 and the connecting pipe form a circulating pipeline, a stop valve 4 is arranged on the connecting pipe, and a circulating water pump is arranged on the circulating pipeline.

Wherein, the circulating water pump is a bathing water pump 3 arranged on the bathing water inlet pipe 1 or the bathing water outlet pipe 10. The bathing water pump 3 is arranged between the connecting pipe and the plate heat exchanger, so that water in the circulating pipeline can circulate in the circulating pipeline and can provide power for bathing water.

The heating water return pipe 2 is connected with the plate heat exchanger 5 through a heating water return branch, and the heating water outlet pipe 9 is connected with the plate heat exchanger 5 through a heating water outlet branch.

And a three-way valve 8 is arranged at the joint of the heating water outlet pipe 9 and the heating water outlet branch and/or the joint of the heating water return pipe 2 and the heating water return branch.

And a heating water pump 6 for realizing circulating heating is arranged between the heating water outlet branch and the heat exchanger 7 or between the heating water return branch and the heat exchanger 7.

Preferably, a temperature sensor for detecting the temperature of the bath outlet water is arranged on the bath outlet pipe 10.

Further preferably, the connecting pipe is a short connecting pipe located in the shell of the dual-purpose constant-temperature wall-mounted furnace.

When the water heater is actually used, water flow in the heating external circulation pipeline sequentially passes through the heating water return pipeline, the heating water pump, the heat exchanger, the three-way valve and the heating water outlet pipe; when bathing, the three-way valve in the heating external circulation pipeline jumps, and water flow starts internal circulation after flowing through the plate heat exchanger; the water flow in the bathing water pipeline sequentially passes through a bathing water inlet pipe, a bathing water pump, a plate heat exchanger and a bathing water outlet pipe; when the user closes the bath water outlet, the stop valve is opened, the bath water pump is switched to a low rotation speed, and the bath water circulates among the stop valve, the bath water pump and the plate heat exchanger in sequence. Cold water in a circulating pipeline outside the plate heat exchanger is mixed with hot water in the plate heat exchanger, so that the temperature of water in the plate heat exchanger is reduced, the water cut-off temperature rise is reduced, in addition, the water temperature in the whole circulating pipeline is kept consistent, and the reciprocating temperature mutation phenomenon that the water temperature is reduced after the water cut-off temperature rise is avoided.

It will be appreciated by those skilled in the art from the foregoing description of construction and principles that the utility model is not limited to the specific embodiments described above, and that modifications and substitutions based on the teachings of the art may be made without departing from the scope of the utility model as defined by the appended claims and their equivalents. The details not described in the detailed description are prior art or common general knowledge.

Claims (7)

1. A dual-purpose constant temperature type wall-mounted boiler comprising: the device comprises a heat exchanger and a plate heat exchanger, wherein a bath water inlet pipe and a bath water outlet pipe are connected to the plate heat exchanger, and a heating water return pipe and a heating water outlet pipe are connected to the heat exchanger; the plate heat exchanger and the heat exchanger are connected through a water flow pipeline to form a small heating loop; the device is characterized in that a connecting pipe for communicating the bathing water inlet pipe and the bathing water outlet pipe is arranged between the bathing water inlet pipe and the bathing water outlet pipe, the bathing water inlet pipe, the plate type heat exchanger, the bathing water outlet pipe and the connecting pipe form a circulating pipeline, a stop valve is arranged on the connecting pipe, and a circulating water pump is arranged on the circulating pipeline.

2. The dual-purpose constant-temperature wall-mounted boiler according to claim 1, wherein the circulating water pump is a bathing water pump disposed on the bathing water inlet pipe or the bathing water outlet pipe.

3. The dual purpose constant temperature type wall hanging stove according to claim 1, wherein the connection pipe is a short connection pipe located in a housing of the dual purpose constant temperature type wall hanging stove.

4. The dual-purpose constant-temperature wall-mounted furnace as claimed in claim 1, wherein the heating return pipe is connected with the plate heat exchanger through a heating return branch; and the heating water outlet pipe is connected with the plate heat exchanger through a heating water outlet branch.

5. The dual-purpose constant-temperature wall-mounted furnace as claimed in claim 4, wherein a three-way valve is provided at a junction of the heating water outlet pipe and the heating water outlet branch and/or at a junction of the heating water return pipe and the heating water return branch.

6. The dual-purpose constant temperature type wall-mounted furnace as claimed in claim 4, wherein a heating water pump for circulation is provided between the heating water outlet branch and the heat exchanger or between the heating water return branch and the heat exchanger.

7. The dual-purpose constant-temperature wall-mounted boiler according to claim 1, wherein a temperature sensor for detecting the temperature of the outlet water is arranged on the outlet water pipe.

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