Water source heat pump unit

Abstract

The utility model discloses a water source heat pump unit, which belongs to the technical field of integration of various energy sources and comprises a compressor and a liquid storage device connected with the compressor, an output port of the liquid storage device is communicated with a four-way valve, and the four-way valve is communicated with a heat exchange component for providing heat exchange for refrigeration and heating. The heat exchange assembly is provided with a circulation assembly for transferring and storing energy, through communication between the heat exchange assembly and the circulation assembly, multiple energy forms such as a water source, a sewage source, industrial waste heat and solar energy can be flexibly connected, and meanwhile excess energy can be recycled and stored when needing to be stored; and meanwhile, in the refrigerating and heating processes, the working efficiency of the compressor can be improved, so that the effect of reducing the energy consumption of the multi-energy coupling water source heat pump unit is achieved, and the energy efficiency ratio of the multi-energy coupling water source heat pump unit is improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to a variety of energy integration technical field, concretely is a water source heat pump unit. BACKGROUND

[0002] Water source heat pump unit is a kind of water heat source, can carry out refrigeration / heat cycle heat pump type air conditioning device, water source heat pump unit is divided into multiple types according to use and heat source in ISO13256-1 standard, including small water-air heat pump unit, water source heat pump unit and water source heat pump unit for central heating, cooling etc., water source heat pump unit is widely used in family, commercial and industrial fields, such as floor heating heating, central air conditioning, hot water system and aquaculture etc.

[0003] According to the announcement number for: CN208720535U proposes a kind of coupling high-temperature space energy heat pump water heater, it is characterized in that including low-temperature heat pump system, high-temperature heat pump system, solar energy system and coupling heat preservation water tank, the coupling heat preservation water tank is equipped with heat exchanger one, heat exchanger two and heat exchanger three, heat exchanger one, heat exchanger two and heat exchanger three are respectively arranged in the upper portion, middle and lower portion of coupling heat preservation water tank;Heat exchanger one is communicated with low-temperature heat pump system, heat exchanger three is communicated with high-temperature heat pump system;Heat exchanger two is communicated with solar energy system, three systems are coupled by coupling heat preservation water tank, according to actual needs and weather, flexibly control each system to realize heating to coupling heat preservation water tank, maximum limit to improve the utilization of solar energy, maximum limit to improve energy-saving effect, and each system is independently operated and controlled, easy to maintain.

[0004] According to the above introduction, the existing multi-energy coupling water source heat pump unit is not convenient when accessing water source, sewage source, industrial waste heat, solar energy and other multiple energy forms, reduces the flexibility of multi-energy coupling water source heat pump unit energy access, and also lacks energy storage function, thereby causing part of energy loss, improves the energy consumption of multi-energy coupling water source heat pump unit, in order to solve the problems proposed above, thereby improving a kind of water source heat pump unit. UTILITY MODEL CONTENTS

[0005] The utility model aims at providing a kind of water source heat pump unit, the communication between the heat exchange component and circulation component of being set, not only can access water source, sewage source, industrial waste heat, solar energy and other multiple energy forms flexibly, but also can be stored when surplus energy needs to be stored, reduces the consumption of energy, can improve the working efficiency of compressor in the refrigeration and heating process, therefore realizes the effect of reducing the energy consumption of multi-energy coupling water source heat pump unit, so that the energy efficiency ratio of multi-energy coupling water source heat pump unit is improved, to solve the problems proposed in the above background art.

[0006] To achieve the above object, the utility model provides the following technical scheme: A water source heat pump unit, including compressor and the liquid accumulator connected with compressor, the liquid accumulator output port is connected with four -way valve, the four -way valve is connected with the heat exchange component of providing heat exchange effect to refrigeration and heating, the heat exchange component is provided with the circulation component of energy transfer and storage effect to energy.

[0007] Preferably, the heat exchange component includes a first heat exchanger, a second heat exchanger and a third heat exchanger, one end of the first heat exchanger is communicated with the four-way valve, the other end of the first heat exchanger is provided with a connecting assembly, one end of the connecting assembly is communicated with the second heat exchanger, the end of the second heat exchanger close to the connecting assembly is communicated with the third heat exchanger.

[0008] Preferably, the connecting assembly includes a connecting pipe, both ends of the connecting pipe are communicated with the first heat exchanger and the second heat exchanger respectively, and an expansion valve is installed on the connecting pipe.

[0009] Preferably, the circulation assembly includes a first circulation pump, a second circulation pump and a third circulation pump, the first circulation pump is communicated with the first heat exchanger, the second circulation pump is communicated with the third heat exchanger, and the third circulation pump is communicated with the second heat exchanger.

[0010] Preferably, a first terminal interface is arranged on the first circulation pump, and a second terminal interface is arranged on the first heat exchanger.

[0011] Preferably, a first coupling interface is arranged on the second circulation pump, and a second coupling interface is arranged on one side of the third heat exchanger.

[0012] Preferably, a first energy interface is arranged on the other side of the third heat exchanger, and a second energy interface is arranged on the third circulation pump.

[0013] Preferably, a fixing seat is mounted on the surface of the liquid accumulator, and one side of the fixing seat is fixed on the compressor.

[0014] Compared with the prior art, the utility model has the advantages that:

[0015] 1、The utility model provides a water source heat pump unit, through the intercommunication between the heat exchange component and the circulation component, not only can access water source, sewage source, industrial waste heat, solar energy and a plurality of energy forms, but also can recycle and store the excess energy when it needs to be stored, reduces the energy consumption, improves the working efficiency of the compressor during refrigeration and heating, thereby realizes the effect of reducing the energy consumption of the multi-energy coupling water source heat pump unit, and the energy efficiency ratio of the multi-energy coupling water source heat pump unit is improved.

[0016] Other features and advantages of the present application will be set forth in the following description of the application, and in part will become apparent to those skilled in the art upon examination of the following or can be learned by practice of the application. The objects and other advantages of the application can be realized and attained by the structure particularly pointed out in the written description and claims hereof as well as the appended drawings. BRIEF DESCRIPTION OF DRAWINGS

[0017] Fig. 1 It is the overall structure perspective view of the utility model;

[0018] Fig. 2 It is the overall structure rear perspective view of the utility model;

[0019] Fig. 3 It is the heat exchange assembly and circulation assembly structure side view schematic drawing of the utility model;

[0020] Fig. 4 It is the heat exchange assembly and circulation assembly structure top view schematic drawing of the utility model.

[0021] Reference signs in the drawing: 1, compressor;2, liquid accumulator;3, four-way valve;4, heat exchange assembly;41, first heat exchanger;42, second heat exchanger;43, third heat exchanger;44, connecting assembly;441, connecting pipe;442, expansion valve;5, circulation assembly;51, first circulation pump;52, second circulation pump;53, third circulation pump;6, first end interface;7, second end interface;8, first coupling interface;9, second coupling interface;10, first energy interface;11, second energy interface;12, fixed seat. DETAILED DESCRIPTION

[0022] The technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application. Obviously, the described embodiments are only part of the embodiments of the present application, rather than all the embodiments of the present application. Based on the embodiments in the present application, all other embodiments obtained by those skilled in the art without creative work are within the protection scope of the present application.

[0023] The present application provides a kind of heat exchange system, including compressor, liquid accumulator, four-way valve, heat exchange assembly and circulation assembly, wherein, the compressor is connected with the liquid accumulator, and the liquid accumulator is connected with the four-way valve, and the four-way valve is connected with the heat exchange assembly and the circulation assembly. Figs. 1-4The water source heat pump unit shown includes a compressor 1 and a liquid accumulator 2 connected with the compressor 1, the liquid accumulator 2 output port is communicated with a four-way valve 3, the four-way valve 3 is communicated with a heat exchange assembly 4 providing heat exchange for refrigeration and heating, the heat exchange assembly 4 is provided with a circulating assembly 5 for energy transfer and storage, the communication between the heat exchange assembly 4 and the circulating assembly 5 is set, which can not only flexibly access various energy forms such as water source, sewage source, industrial waste heat, solar energy, but also can recycle and store excess energy when needed, thereby reducing energy consumption and improving the working efficiency of the compressor 1 during refrigeration and heating, thus realizing the effect of reducing the energy consumption of the multi-energy coupling water source heat pump unit and improving the energy efficiency ratio of the multi-energy coupling water source heat pump unit.

[0024] The heat exchange assembly 4 includes a first heat exchanger 41, a second heat exchanger 42 and a third heat exchanger 43, one end of the first heat exchanger 41 is communicated with the four-way valve 3, the other end of the first heat exchanger 41 is provided with a connecting assembly 44, one end of the connecting assembly 44 is communicated with the second heat exchanger 42, the end of the second heat exchanger 42 close to the connecting assembly 44 is communicated with the third heat exchanger 43, the first heat exchanger 41, the second heat exchanger 42 and the third heat exchanger 43 can convert the collected energy into cold or heat, so that the multi-energy coupling water source heat pump unit can realize heating or cooling, thereby improving the heating energy efficiency ratio or the refrigeration energy efficiency ratio of the heat pump unit.

[0025] The connecting assembly 44 includes a connecting pipe 441, both ends of the connecting pipe 441 are communicated with the first heat exchanger 41 and the second heat exchanger 42, and an expansion valve 442 is installed on the connecting pipe 441, the connecting pipe 441 can provide communication between the first heat exchanger 41 and the second heat exchanger 42, and the expansion valve 442 can adjust the energy transported in the connecting pipe 441, thereby achieving the effect of throttling and pressure reduction.

[0026] The circulating assembly 5 includes a first circulating pump 51, a second circulating pump 52 and a third circulating pump 53, the first circulating pump 51 is communicated with the first heat exchanger 41, the second circulating pump 52 is communicated with the third heat exchanger 43, and the third circulating pump 53 is communicated with the second heat exchanger 42, the first circulating pump 51, the second circulating pump 52 and the third circulating pump 53 can transport and recycle and store energy, thereby reducing the energy consumption of the unit and improving the working efficiency of the compressor 1.

[0027] The first circulating pump 51 is provided with a first end interface 6, and the first heat exchanger 41 is provided with a second end interface 7, the first end interface 6 and the second end interface 7 can flexibly access various energy forms such as water source, sewage source, industrial waste heat, solar energy.

[0028] The second circulating pump 52 is provided with the first coupling interface 8, and one side of the third heat exchanger 43 is provided with the second coupling interface 9. Through cooperation of the first coupling interface 8 and the second coupling interface 9, the first energy interface 10 and the second energy interface 11 of the heat pump unit can be coupled, and the first energy interface 10 and the second energy interface 11 are heated or cooled, so that the heating energy efficiency ratio or the refrigeration energy efficiency ratio of the heat pump unit is improved.

[0029] The other side of the third heat exchanger 43 is provided with the first energy interface 10, and the third circulating pump 53 is provided with the second energy interface 11. Through cooperation of the first energy interface 10 and the second energy interface 11, when the first coupling interface 8 and the second coupling interface 9 have excess energy to be stored, the compressor 1 system of the unit can not be started, and the energy transfer work is completed through the third heat exchanger 43, the second circulating pump 52 and the third circulating pump 53, so that the energy of the coupling loop is stored to the first energy interface 10 and the second energy interface 11 loop, and the energy storage function is realized.

[0030] The surface of the liquid accumulator 2 is provided with the fixing seat 12, and one side of the fixing seat 12 is fixed on the compressor 1. Through the fixing seat 12, the fixing effect of the liquid accumulator 2 is enhanced.

[0031] In specific use, in the heating process, the third heat exchanger 43 absorbs the energy brought by the first coupling interface 8 and the second coupling interface 9, so as to improve the temperature of the first energy interface 10 entering the second heat exchanger 42. At this time, the second heat exchanger 42 is the evaporator of the system, and the working efficiency of the compressor 1 is improved when the evaporation temperature is improved, so that the energy efficiency ratio of the unit is improved, and the effect of reducing energy consumption is realized. In the refrigeration process, the third heat exchanger 43 absorbs the heat of the first energy interface 10 and the second energy interface 11 and releases it into the first coupling interface 8 and the second coupling interface 9, so that the temperature entering the second heat exchanger 42 is reduced. At this time, the second heat exchanger 42 is the condenser of the system, and the working efficiency of the compressor 1 is improved when the condensation temperature is reduced, so that the energy efficiency ratio of the unit is improved, and the effect of reducing energy consumption is realized. Through cooperation of the first energy interface 10 and the second energy interface 11, when the first coupling interface 8 and the second coupling interface 9 have excess energy to be stored, the compressor 1 system of the unit can not be started, and the energy transfer work is completed through the third heat exchanger 43, the second circulating pump 52 and the third circulating pump 53, so that the energy of the coupling loop is stored to the first energy interface 10 and the second energy interface 11 loop, and the energy storage function is realized.

[0032] Although the embodiments of the present application have been shown and described, it is to be understood that various changes, modifications, substitutions and alterations can be made to these embodiments without departing from the principles and spirit of the present application, the scope of which is defined by the appended claims and their equivalents.

Claims

1. A water source heat pump unit, characterized by, Comprise: Compressor (1); Liquid reservoir (2) connected with compressor (1); Four-way valve (3) communicated at the output of the liquid reservoir (2), the four-way valve (3) is communicated with the heat exchange assembly (4) which provides heat exchange function for refrigeration and heating, the heat exchange assembly (4) is provided with the circulating assembly (5) which carries out energy transfer and storage function.

2. A water source heat pump unit as set forth in claim 1, characterized by: The heat exchange assembly (4) comprises a first heat exchanger (41), a second heat exchanger (42) and a third heat exchanger (43), one end of the first heat exchanger (41) is communicated with the four-way valve (3), the other end of the first heat exchanger (41) is provided with a connecting assembly (44), one end of the connecting assembly (44) is communicated with the second heat exchanger (42), the second heat exchanger (42) is communicated with the third heat exchanger (43) near one end of the connecting assembly (44).

3. A water source heat pump unit as set forth in claim 2, wherein: The connecting assembly (44) comprises a connecting pipe (441), both ends of the connecting pipe (441) are communicated with the first heat exchanger (41) and the second heat exchanger (42) respectively, and the connecting pipe (441) is provided with an expansion valve (442).

4. The water source heat pump unit of claim 1, wherein: The circulating assembly (5) comprises a first circulating pump (51), a second circulating pump (52) and a third circulating pump (53), the first circulating pump (51) is communicated with the first heat exchanger (41), the second circulating pump (52) is communicated with the third heat exchanger (43), and the third circulating pump (53) is communicated with the second heat exchanger (42).

5. A water source heat pump unit as set forth in claim 4, wherein: The first circulating pump (51) is provided with a first end interface (6), and the first heat exchanger (41) is provided with a second end interface (7).

6. A water source heat pump unit as set forth in claim 5, characterized by: The second circulating pump (52) is provided with a first coupling interface (8), and one side of the third heat exchanger (43) is provided with a second coupling interface (9).

7. A water source heat pump unit as set forth in claim 6, characterized by: The other side of the third heat exchanger (43) is provided with a first energy interface (10), and the third circulating pump (53) is provided with a second energy interface (11).

8. A water source heat pump unit as set forth in claim 1, wherein: The surface of the liquid reservoir (2) is provided with a fixing seat (12), and one side of the fixing seat (12) is fixed on the compressor (1).

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