CN212227175U - Modular water source heat pump heating device - Google Patents

Modular water source heat pump heating device Download PDF

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Publication number
CN212227175U
CN212227175U CN202020705808.0U CN202020705808U CN212227175U CN 212227175 U CN212227175 U CN 212227175U CN 202020705808 U CN202020705808 U CN 202020705808U CN 212227175 U CN212227175 U CN 212227175U
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pipe
liquid
condenser
communicated
evaporator
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CN202020705808.0U
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黄振江
黄振强
李书修
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Beijing Tianyuan Agricultural Technology Co ltd
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Beijing Tianyuan Agricultural Technology Co ltd
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Abstract

The utility model discloses a modular water source heat pump heating device, this device can make up into the heating system of different scales by the modularization mode. The device includes: the system comprises a compressor, a condenser (a heating heat exchanger), a liquid storage tank, a drying filter, an expansion valve, an evaporator (a refrigerating heat exchanger), a gas-liquid separator and a connecting pipe, wherein the compressor, the condenser, the liquid storage tank, the drying filter, the expansion valve, the evaporator and the gas-liquid separator are sequentially connected through the connecting pipe; and the pressure detection assembly comprises a high-pressure detection instrument and a low-pressure detection instrument, the high-pressure detection instrument and the low-pressure detection instrument are both arranged on a connecting pipe between the compressor and the condenser, and the low-pressure detection instrument is arranged on a connecting pipe between the evaporator and the gas-liquid separator. The utility model discloses a modular water source heat pump heating device, convenient to use, reliability are high, economical and practical, energy-concerving and environment-protective, are applicable to agricultural greenhouse and industrial park heat supply usage, have higher popularization and application and worth.

Description

Modular water source heat pump heating device
Technical Field
The utility model relates to a heat supply heating technical field, more specifically the utility model relates to a modular water source heat pump heating device that says so.
Background
At present, the heat supply modes of agricultural greenhouses and industrial parks mainly comprise modes of coal burning, gas burning, electric boilers, air source heat pumps and the like. As the coal-fired heating technology is mature and the cost is lower, the coal-fired heating technology is widely applied once, the traditional greenhouse seedling raising, planting and the like mostly adopt the coal-fired heating mode, and the industrial park mainly adopts the coal-fired boiler heating. However, in recent years, due to the increasing environmental requirements, coal burning has been increasingly subject to more and more stringent restrictions. Although technically feasible, gas heating and electric heating are high in cost in the specific application process, and are not beneficial to large-scale popularization and application. The air source heat pump heating is not beneficial to being widely applied in the agricultural production fields of greenhouses and the like because the purchase cost and the operation cost of the air source heat pump heating are high.
Heating systems are required to adapt to requirements of different environments and different scales, to adapt to changes which may occur in current or later requirements, and require accurate physical models and complex design calculations, as well as customized heating systems. In order to meet the complex working conditions and the variable requirements, a water source heat pump device with more elastic functions is needed. Therefore, it is an urgent need in the art to provide a heating system with simple structure, reasonable design, convenient use, energy and power saving, low operation cost, safety and environmental protection. Among many heating schemes, a water source heat pump is an ideal solution in places with water source conditions.
Disclosure of Invention
In view of this, in order to solve the technical problem such as the heating device security is low among the prior art, running cost is high, the structure is too complicated, the flexibility is poor, the utility model provides a simple structure, reasonable in design, convenient to use, energy-saving power, running cost is cheap and safe environmental protection's modular water source heat pump heating device.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
a modular water source heat pump heating device comprises:
the system comprises a compressor, a condenser, a liquid storage tank, a drying filter, an expansion valve, an evaporator, a gas-liquid separator and a connecting pipe, wherein the compressor, the condenser, the liquid storage tank, the drying filter, the expansion valve, the evaporator and the gas-liquid separator are sequentially connected through the connecting pipe;
and the pressure detection assembly comprises a high-pressure detection instrument and a low-pressure detection instrument, the high-pressure detection instrument and the low-pressure detection instrument are arranged on the connecting pipe, the compressor is arranged between the condensers, and the low-pressure detection instrument is arranged between the evaporator and the gas-liquid separator.
According to the technical scheme, compare with current heat pump technical scheme, the utility model discloses a modular water source heat pump heating device, the device combine heating system's demand characteristics, rationally simplify the function and the configuration of device, remain as few parts as possible, shift up heating system to public partial function, the device adopts the modularization thought, and each water source heat pump device is a modular unit promptly, and heating system is constituteed to a plurality of modular unit, and heating system's scale is decided by module quantity. The system formed by the configuration has high reliability, and the operation of other modules in the system cannot be influenced when any module unit fails. More than one module can be redundantly configured in a system with a certain scale, so that the whole system has online backup capability, and the overall reliability of the heating system is improved. Meanwhile, each module unit can be independently controlled to start and stop when the system operates, so that the regulation and control capability of the whole system is improved, electricity is saved, economic benefits are improved, and the adaptability and flexibility of the water source heat pump heating system are improved.
The utility model discloses a modular water source heat pump heating device's theory of operation as follows: firstly, a compressor is utilized to suck low-temperature low-pressure steam and discharge high-temperature high-pressure steam, the high-temperature high-pressure steam enters a condenser through a connecting pipe for condensation, and according to the phase change principle, a large amount of heat is released in the condensation process, so that water in a heat exchange pipe is heated, and the heating process is realized; secondly, the condensed liquid enters an expansion valve through a liquid storage tank and a drying filter, is throttled and decompressed by the expansion valve and then enters an evaporator to be evaporated, according to the phase change principle, a large amount of heat is absorbed in the evaporation process, so that the water in a heat exchange tube is cooled, the refrigeration process is realized, and the evaporated gas returns to a compressor through a gas-liquid separator to start a new cycle of circulation; meanwhile, the high-voltage detection instrument and the low-voltage detection instrument can be used for respectively measuring and displaying the pressure of the high-voltage area and the pressure of the low-voltage area, the protection switch is arranged to effectively monitor the pressure of the high-voltage area, and a protection signal is output when the pressure exceeds a limit value, so that the device is powered off and shut down, and the safety of the device in the operation process is ensured. The utility model discloses a modular water source heat pump heating device, not only simple structure, reasonable in design, convenient operation, low cost, energy-conserving power saving and can not cause any pollution to the environment in the operation moreover, and safety ring protects, has higher popularization and application and worth.
Further, the connecting pipes comprise a first connecting pipe, a second connecting pipe, a third connecting pipe, a fourth connecting pipe, a fifth connecting pipe, a sixth connecting pipe and a seventh connecting pipe;
the output end of the compressor is fixedly connected and communicated with the liquid inlet of the first connecting pipe, a working medium is arranged in the compressor, the liquid outlet of the first connecting pipe is fixedly connected and communicated with the input end of the condenser, and the middle part of the first connecting pipe is also provided with the high-pressure detecting instrument and the protection switch;
the output end of the condenser is fixedly connected and communicated with the liquid inlet of the second connecting pipe, and the liquid outlet of the second connecting pipe is fixedly connected and communicated with the input end of the liquid storage tank; the output end of the liquid storage tank is fixedly connected and communicated with the liquid inlet of the third connecting pipe, and the liquid outlet of the third connecting pipe is fixedly connected and communicated with the input end of the drying filter; the output end of the drying filter is fixedly connected and communicated with the liquid inlet of the fourth connecting pipe, and the liquid outlet of the fourth connecting pipe is fixedly connected and communicated with the inlet end of the expansion valve; the outlet end of the expansion valve is fixedly connected and communicated with the liquid inlet of the fifth connecting pipe, and the liquid outlet of the fifth connecting pipe is fixedly connected and communicated with the input end of the evaporator;
the output end of the evaporator is fixedly connected and communicated with the liquid inlet of the sixth connecting pipe, the liquid outlet of the sixth connecting pipe is fixedly connected and communicated with the input end of the gas-liquid separator, and a low-pressure detection instrument is further arranged in the middle of the sixth connecting pipe;
the output end of the gas-liquid separator is fixedly connected and communicated with the liquid inlet of the seventh connecting pipe, and the liquid outlet of the seventh connecting pipe is fixedly connected and communicated with the input end of the compressor.
The beneficial effect who adopts above-mentioned technical scheme to produce is for the device overall structure compactness is good and the reliability of operation is high.
Furthermore, a condenser water inlet and a condenser water outlet are further formed in the condenser, the condenser water inlet is connected with heat supply backwater of a user, and the condenser water outlet is connected with heat supply water.
The beneficial effect who adopts above-mentioned technical scheme to produce is for this condenser can release a large amount of heats at the condensation process, can make the water in the user's heating pipe become hot according to the phase transition principle, realizes the heating process.
Furthermore, an evaporator water inlet and an evaporator water outlet are further formed in the evaporator, the evaporator water inlet is connected with a water source for water supply, and the evaporator water outlet is connected with water source backwater.
The beneficial effect who adopts above-mentioned technical scheme to produce is for this evaporimeter can absorb a large amount of heat at the evaporation process, makes the water in the water source delivery pipe become cold according to the phase transition principle, realizes the refrigeration process.
Furthermore, a filling port is further formed in the sixth connecting pipe and used for filling the working medium into the sixth connecting pipe, and the filling port is located between the low-pressure detector and the evaporator.
The beneficial effect that adopts above-mentioned technical scheme to produce is, the production manufacturing and the operation maintenance of the device of being convenient for.
Further, the working medium is R22 refrigerant.
The beneficial effect who adopts above-mentioned technical scheme to produce is for the running cost of the device is lower and the security is high.
Further, the condenser and the evaporator both adopt a double-pipe heat exchanger.
The beneficial effects that adopt above-mentioned technical scheme to produce are that, can utilize the condenser with high-pressure gas condensation become liquid, the condensation process releases a large amount of heat, realizes external output heat, utilizes the evaporimeter to evaporate low pressure liquid into gaseous, the evaporation process absorbs a large amount of heat, realizes external output cold energy, still makes the device's manufacturing cost and running cost comparatively cheap simultaneously, simple structure, the reliability of operation is strong.
Further, the compressor adopts a scroll compressor.
Adopt above-mentioned technical scheme to produce beneficial effect is, advanced scroll compressor technique compresses into high temperature high pressure gas with the gas of working medium, provides power source for the device to make the device overall structure compacter, the energy-conserving power saving of operation process, the reliability is high.
Further, the expansion valve is a thermostatic expansion valve.
The beneficial effect that adopts above-mentioned technical scheme to produce is, through leaving the factory the preset spring pressure control case aperture, produces the throttle to the pipeline, forms pressure differential, makes high-pressure liquid become low pressure liquid, makes preparation for the working medium gets into evaporimeter work, and the device overall structure is simple, simple to operate, easily operation and running cost are cheap.
Further, the air conditioner further comprises a rack, and the compressor, the condenser, the liquid storage tank, the drying filter, the expansion valve, the evaporator, the gas-liquid separator, the connecting pipe, the high-pressure detection instrument, the low-pressure detection instrument and the protection switch are all arranged inside the rack.
The heat pump device has the advantages that the heat pump device is good in overall structure compactness and convenient to combine and use.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings required to be used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the provided drawings without creative efforts.
Fig. 1 is a schematic structural diagram of a modular water source heat pump heating device provided by the present invention.
Wherein: 1-a compressor, 2-a condenser, 21-a condenser water inlet, 22-a condenser water outlet, 3-a liquid storage tank, 4-a dry filter, 5-an expansion valve, 6-an evaporator, 61-an evaporator water inlet, 62-an evaporator water outlet, 7-a gas-liquid separator, 8-a connecting pipe, 81-a first connecting pipe, 82-a second connecting pipe, 83-a third connecting pipe, 84-a fourth connecting pipe, 85-a fifth connecting pipe, 86-a sixth connecting pipe, 87-a seventh connecting pipe, 9-a pressure detection component, 91-a high-pressure detection instrument, 92-a low-pressure detection instrument, 10-a protection switch, 11-a filling port and 12-a frame.
Detailed Description
Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are exemplary and intended to be used for explaining the present invention, and should not be construed as limiting the present invention.
In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.
Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless specifically limited otherwise.
In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," and "fixed" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.
In the present disclosure, unless expressly stated or limited otherwise, the first feature "on" or "under" the second feature may comprise direct contact between the first and second features, or may comprise contact between the first and second features not directly. Also, the first feature being "on," "above" and "over" the second feature includes the first feature being directly on and obliquely above the second feature, or merely indicating that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly under and obliquely below the second feature, or simply meaning that the first feature is at a lesser elevation than the second feature.
The utility model discloses a modular water source heat pump heating device, include:
the system comprises a compressor 1, a condenser 2, a liquid storage tank 3, a drying filter 4, an expansion valve 5, an evaporator 6, a gas-liquid separator 7 and a connecting pipe 8, wherein the compressor 1, the condenser 2, the liquid storage tank 3, the drying filter 4, the expansion valve 5, the evaporator 6 and the gas-liquid separator 7 are sequentially connected through the connecting pipe 8;
and pressure measurement subassembly 9 and protection switch 10, pressure measurement subassembly 9 includes high pressure measurement instrument 91 and low pressure measurement instrument 92, and high pressure measurement instrument 91 and protection switch 10 are all located on connecting pipe 8 between compressor 1 and condenser 2, and low pressure measurement instrument 92 is located on connecting pipe 8 between evaporimeter 6 and vapour and liquid separator 7.
According to an alternative embodiment of the present invention, the connection pipe 8 includes a first connection pipe 81, a second connection pipe 82, a third connection pipe 83, a fourth connection pipe 84, a fifth connection pipe 85, a sixth connection pipe 86, and a seventh connection pipe 87;
the output end of the compressor 1 is fixedly connected and communicated with the liquid inlet of the first connecting pipe 81, a working medium is arranged in the compressor 1, the liquid outlet of the first connecting pipe 81 is fixedly connected and communicated with the input end of the condenser 2, and the middle part of the first connecting pipe 81 is also provided with a high-voltage detection instrument 91 and a protection switch 10;
the output end of the condenser 2 is fixedly connected and communicated with the liquid inlet of the second connecting pipe 82, and the liquid outlet of the second connecting pipe 82 is fixedly connected and communicated with the input end of the liquid storage tank 3; the output end of the liquid storage tank 3 is fixedly connected and communicated with the liquid inlet of a third connecting pipe 83, and the liquid outlet of the third connecting pipe 83 is fixedly connected and communicated with the input end of the dry filter 4; the output end of the drying filter 4 is fixedly connected and communicated with the liquid inlet of the fourth connecting pipe 84, and the liquid outlet of the fourth connecting pipe 84 is fixedly connected and communicated with the inlet end of the expansion valve 5; the outlet end of the expansion valve 5 is fixedly connected and communicated with the liquid inlet of the fifth connecting pipe 85, and the liquid outlet of the fifth connecting pipe 85 is fixedly connected and communicated with the input end of the evaporator 6;
the output end of the evaporator 6 is fixedly connected and communicated with the liquid inlet of the sixth connecting pipe 86, the liquid outlet of the sixth connecting pipe 86 is fixedly connected and communicated with the input end of the gas-liquid separator 7, and the middle part of the sixth connecting pipe 86 is also provided with a low-pressure detection instrument 92;
the output end of the gas-liquid separator 7 is fixedly connected and communicated with the liquid inlet of the seventh connecting pipe 87, and the liquid outlet of the seventh connecting pipe 87 is fixedly connected and communicated with the input end of the compressor 1, so that the device has good integral structure compactness and high reliability of operation.
According to the utility model discloses an optional embodiment, condenser water inlet 21 and condenser delivery port 22 have still been seted up on condenser 2, and condenser water inlet 21 is connected with user's heat supply return water, and condenser delivery port 22 is connected with being used for the heat supply feedwater to make this condenser can release large amount of heat in the condensation process, can make the hydrothermal change in the user's heat supply pipe become according to the phase transition principle, realize the heating process.
According to the utility model discloses an optional embodiment, still seted up evaporimeter water inlet 61 and evaporimeter delivery port 62 on the evaporimeter 6, evaporimeter water inlet 61 is connected with the water source water supply, and evaporimeter delivery port 62 is connected with the water source return water to make this evaporimeter can absorb a large amount of heat in evaporation process, make the water in the water source delivery pipe become cold according to the phase transition principle, realize the refrigeration process.
According to the utility model discloses an optional embodiment, still be equipped with filler 11 on the sixth connecting pipe 86 for to filling working medium in the sixth connecting pipe 86, and filler 11 is located between low pressure instrumentation 92 and the evaporimeter 6, thereby be convenient for in time add working medium in to the device, satisfy the device's daily overhaul maintenance requirement.
According to an optional embodiment of the utility model, the working medium is R22 refrigerant to make the device's running cost lower and the security is high.
According to the utility model discloses an optional embodiment, condenser 2 and evaporimeter 6 all adopt double pipe heat exchanger to can utilize the condenser to become liquid with the high-pressure gas condensation, the condensation process releases a large amount of heats, realizes external output heat energy, utilizes the evaporimeter to evaporate low pressure liquid into gas, and the evaporation process absorbs a large amount of heats, realizes external output cold energy, still makes the device's manufacturing cost and running cost comparatively cheap simultaneously, simple structure, the good reliability of operation.
According to the utility model discloses an optional embodiment, compressor 1 adopts scroll compressor, and advanced scroll compressor technique compresses into high temperature high-pressure gas with working medium's gas, provides power source for the device to make the device overall structure compacter, the energy-conserving power saving of operation process, the reliability is high.
According to the utility model discloses an optional embodiment, expansion valve 5 adopts thermal expansion valve, through the spring pressure control case aperture of dispatching from the factory to preset, produces the throttle to the pipeline, forms pressure differential, makes high-pressure liquid become low pressure liquid, prepares for working medium gets into the work of evaporimeter, and the device overall structure is simple, simple to operate, easily operation and running cost are cheap.
According to the utility model discloses an optional embodiment, still include frame 12, inside compressor 1, condenser 2, liquid storage pot 3, drier-filter 4, expansion valve 5, evaporimeter 6, vapour and liquid separator 7, connecting pipe 8, high pressure detecting instrument 91, low pressure detecting instrument 92 and protection switch 10 all arranged frame 12 in to it is good to make this heat pump device overall structure compactness, convenient to make up and use.
The utility model discloses a modular water source heat pump heating device, the device combine heating system's demand characteristics, rationally simplify the function and the configuration of device, remain as few parts as possible, shift up heating system to the function of public part.
The utility model discloses a modular water source heat pump heating device's theory of operation as follows: firstly, high-temperature and high-pressure steam enters a condenser through a connecting pipe for condensation, and according to the phase change principle, a large amount of heat is released in the condensation process, so that water in a heat exchange pipe becomes hot, and the heating process is realized; secondly, the condensed liquid enters an expansion valve through a liquid storage tank and a drying filter, is throttled and decompressed by the expansion valve and then enters an evaporator to be evaporated, according to the phase change principle, a large amount of heat is absorbed in the evaporation process, so that the water in a heat exchange tube is cooled, the refrigeration process is realized, and the evaporated gas returns to a compressor through a gas-liquid separator to start a new cycle of circulation; meanwhile, the high-voltage detection instrument and the low-voltage detection instrument can be used for respectively measuring and displaying the pressure of the high-voltage area and the pressure of the low-voltage area, the protection switch is arranged to effectively monitor the pressure of the high-voltage area, and a protection signal is output when the pressure exceeds a limit value, so that the device is powered off and shut down, and the safety of the device in the operation process is ensured. The modular water source heat pump heating device is simple in structure, reasonable in design, convenient to operate, low in cost in the operation process, energy-saving, power-saving, safe, environment-friendly and high in popularization and application value, and cannot cause any pollution to the environment.
In the description herein, references to the description of the term "one embodiment," "some embodiments," "an example," "a specific example," or "some examples," etc., mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above are not necessarily intended to refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples. Furthermore, various embodiments or examples described in this specification can be combined and combined by those skilled in the art.
Although embodiments of the present invention have been shown and described, it is understood that the above embodiments are exemplary and should not be construed as limiting the present invention, and that variations, modifications, substitutions and alterations can be made to the above embodiments by those of ordinary skill in the art without departing from the scope of the present invention.

Claims (10)

1. A modular water source heat pump heating device is characterized by comprising:
the air conditioner comprises a compressor (1), a condenser (2), a liquid storage tank (3), a drying filter (4), an expansion valve (5), an evaporator (6), a gas-liquid separator (7) and a connecting pipe (8), wherein the compressor (1), the condenser (2), the liquid storage tank (3), the drying filter (4), the expansion valve (5), the evaporator (6) and the gas-liquid separator (7) are sequentially connected through the connecting pipe (8);
and pressure measurement subassembly (9) and protection switch (10), pressure measurement subassembly (9) include high pressure test instrument (91) and low pressure test instrument (92), high pressure test instrument (91) with protection switch (10) are all located compressor (1) with between condenser (2) on connecting pipe (8), low pressure test instrument (92) are located evaporimeter (6) with between vapour and liquid separator (7) on connecting pipe (8).
2. The modular waterhead heat pump heating apparatus according to claim 1, wherein the connection pipe (8) comprises a first connection pipe (81), a second connection pipe (82), a third connection pipe (83), a fourth connection pipe (84), a fifth connection pipe (85), a sixth connection pipe (86) and a seventh connection pipe (87);
the output end of the compressor (1) is fixedly connected and communicated with the liquid inlet of the first connecting pipe (81), a working medium is arranged in the compressor (1), the liquid outlet of the first connecting pipe (81) is fixedly connected and communicated with the input end of the condenser (2), and the middle part of the first connecting pipe (81) is also provided with the high-pressure detection instrument (91) and the protection switch (10);
the output end of the condenser (2) is fixedly connected and communicated with the liquid inlet of the second connecting pipe (82), and the liquid outlet of the second connecting pipe (82) is fixedly connected and communicated with the input end of the liquid storage tank (3); the output end of the liquid storage tank (3) is fixedly connected and communicated with the liquid inlet of the third connecting pipe (83), and the liquid outlet of the third connecting pipe (83) is fixedly connected and communicated with the input end of the dry filter (4); the output end of the drying filter (4) is fixedly connected and communicated with the liquid inlet of the fourth connecting pipe (84), and the liquid outlet of the fourth connecting pipe (84) is fixedly connected and communicated with the inlet end of the expansion valve (5); the outlet end of the expansion valve (5) is fixedly connected and communicated with the liquid inlet of the fifth connecting pipe (85), and the liquid outlet of the fifth connecting pipe (85) is fixedly connected and communicated with the input end of the evaporator (6);
the output end of the evaporator (6) is fixedly connected and communicated with the liquid inlet of the sixth connecting pipe (86), the liquid outlet of the sixth connecting pipe (86) is fixedly connected and communicated with the input end of the gas-liquid separator (7), and the middle part of the sixth connecting pipe (86) is also provided with a low-pressure detection instrument (92);
the output end of the gas-liquid separator (7) is fixedly connected and communicated with the liquid inlet of the seventh connecting pipe (87), and the liquid outlet of the seventh connecting pipe (87) is fixedly connected and communicated with the input end of the compressor (1).
3. The modular water source heat pump heating device as claimed in claim 2, wherein the condenser (2) is further provided with a condenser water inlet (21) and a condenser water outlet (22), the condenser water inlet (21) is connected with the user heating backwater, and the condenser water outlet (22) is connected with the heating water supply.
4. The modular water source heat pump heating device according to claim 2, wherein the evaporator (6) is further provided with an evaporator water inlet (61) and an evaporator water outlet (62), the evaporator water inlet (61) is connected with a water source water supply, and the evaporator water outlet (62) is connected with a water source return water.
5. The modular water source heat pump heating device according to claim 2, wherein a filling port (11) is further provided on the sixth connecting pipe (86) for filling the working medium into the sixth connecting pipe (86), and the filling port (11) is located between the low pressure detecting instrument (92) and the evaporator (6).
6. The modular waterhead heat pump heating apparatus according to claim 2 or 5, wherein the working medium is R22 refrigerant.
7. A modular waterhead heat pump heating apparatus according to any one of claims 1-5, characterised in that both the condenser (2) and the evaporator (6) employ a double pipe heat exchanger.
8. A modular water source heat pump heating device according to any one of claims 1-5, characterized in that the compressor (1) is a scroll compressor.
9. A modular water source heat pump heating apparatus according to any one of claims 1-5, characterized in that the expansion valve (5) is a thermostatic expansion valve.
10. The modular water source heat pump heating device according to claim 1, further comprising a frame (12), wherein the compressor (1), the condenser (2), the liquid storage tank (3), the drying filter (4), the expansion valve (5), the evaporator (6), the gas-liquid separator (7), the connecting pipe (8), the high pressure detecting instrument (91), the low pressure detecting instrument (92) and the protection switch (10) are all disposed inside the frame (12).
CN202020705808.0U 2020-04-30 2020-04-30 Modular water source heat pump heating device Active CN212227175U (en)

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Application Number Priority Date Filing Date Title
CN202020705808.0U CN212227175U (en) 2020-04-30 2020-04-30 Modular water source heat pump heating device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202020705808.0U CN212227175U (en) 2020-04-30 2020-04-30 Modular water source heat pump heating device

Publications (1)

Publication Number Publication Date
CN212227175U true CN212227175U (en) 2020-12-25

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Application Number Title Priority Date Filing Date
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