Water source heat pump

Abstract

The utility model relates to a water source heat pump which comprises a shell of the water source heat pump and a heat exchanger, the heat exchanger is installed in the shell, and an installation portion is arranged on the bottom face of the shell. The heat exchanger is a plate heat exchanger, an efficient tank or a double-pipe heat exchanger, when the heat exchanger adopts the efficient tank or the double-pipe heat exchanger, the efficient tank or the double-pipe heat exchanger is provided with fixing feet and is fixed to the mounting portion through the fixing feet, and when the heat exchanger adopts the plate heat exchanger, the heat exchanger further comprises a mounting support, and the bottom of the mounting support is fixed to the mounting portion. The plate heat exchanger is fixed to the side edge of the mounting support, so that the water inlet and outlet ends of the plate heat exchanger, the efficient tank or the double-pipe heat exchanger face the same side face of the shell, a plurality of knock-off holes are formed in the side face, and the corresponding knock-off holes are knocked off according to the heights of the water inlet and outlet ends of the heat exchanger to form open holes. And the water inlet and outlet end communicates with the opening to form a water inlet and outlet on the side surface of the shell. According to the water source heat pump, the proper heat exchanger can be selectively installed according to user requirements and local use conditions.

Description

TECHNICAL FIELD

[0001] The utility model relates to the field of heat pump, especially a water source heat pump. BACKGROUND

[0002] Water source heat pump technology is a kind of technology that efficiently utilizes solar energy and geothermal energy resources contained in shallow surface water (such as groundwater, rivers and lakes) on the earth. Based on the principle of heat pump, this technology realizes the transfer of low-level heat energy to high-level heat energy by inputting a small amount of high-level electric energy, thereby providing heating or cooling services for users. Water source heat pump has received extensive attention and application in the field of energy utilization due to its significant energy-saving, environmental protection and safety performance.

[0003] However, in practical application, water source heat pump technology also faces a series of problems to be solved. Among them, the selection and adaptation of heat exchangers are particularly prominent. Water source heat pump system usually uses tube-in-tube heat exchanger and plate heat exchanger for heat exchange. Tube-in-tube heat exchanger is mainly used for heat exchange on the water source side, which is connected with shallow surface water on the earth, while plate heat exchanger is used for heat exchange on the user side, which is connected with water-using components in the user's home, such as floor heating, fan coil and other equipment.

[0004] Although these two kinds of heat exchangers have certain advantages in their respective application fields, their use effect may be severely limited under certain conditions. Especially in the case of poor water quality in the use area, dirt is easy to accumulate inside the tube-in-tube heat exchanger on the water source side, and even blockage occurs, which not only affects the heat exchange efficiency of the heat exchanger, but also may cause damage to the heat exchanger. The prior art lacks a water source heat pump that can select a suitable heat exchanger according to the water quality condition of the use area. CONTENT OF THE UTILITY MODEL

[0005] The utility model aims at solving the above technical problems, and provides a water source heat pump, which can select and install a suitable heat exchanger according to user demand and local use conditions.

[0006] The utility model provides a water source heat pump, including the casing of water source heat pump and heat exchanger, the heat exchanger is installed in the casing, the bottom surface of casing is equipped with installation part, the heat exchanger is plate heat exchanger, high -efficient jar or double -pipe heat exchanger, when the heat exchanger adopts high -efficient jar or double -pipe heat exchanger, the high -efficient jar or double -pipe heat exchanger is equipped with fixed foot, is fixed on installation part through the fixed foot, when the heat exchanger adopts plate heat exchanger, still include installation support, the bottom of installation support is fixed on installation part, the plate heat exchanger is fixed in the side of installation support, make the water inlet and outlet end of plate heat exchanger, high -efficient jar or double -pipe heat exchanger towards the same side of the casing, the side is equipped with a plurality of knock -down hole, according to the height of water inlet and outlet end of the heat exchanger knock -down corresponding knock -down hole forms the opening, and the water inlet and outlet end is connected opening forms the water inlet and outlet in the side of casing.

[0007] According to the water source heat pump of the application, different heat exchangers have different characteristics, such as the plate heat exchanger has the characteristics of compact structure and high heat exchange efficiency, the high-efficiency jar (shell heat exchanger) has the characteristics of small volume, large water flow cross section, effectively reducing dirt and avoiding blockage, and the double-pipe heat exchanger has the characteristics of low cost, large volume and low heat exchange efficiency; the application provides a general installation structure, so that the water source heat pump of the application can select a suitable heat exchanger for installation according to customer demand and local use conditions, and is erected by the installation support; due to the different specifications of the installed heat exchangers, the application provides a plurality of knock-down holes on the side of the casing, and the user can knock the knock-down holes according to different specifications of the heat exchangers, which can save the amount of water inlet and outlet pipes of the heat exchanger and make the water inlet and outlet pipes easier to install, thereby forming external water inlet and outlet ports more easily.

[0008] Further, the installation part is provided with two groups of installation positions, each group of installation positions is provided with two installation hole groups, each installation hole group is provided with three installation hole units arranged at intervals, and the two installation hole groups are arranged front and back. The two groups of installation positions can be used for installing the water source heat exchanger and the user side heat exchanger, respectively.

[0009] Still further, the fixed foot is fixed with one installation hole group. The front and back arrangement of the two installation hole groups can adjust the installation position of the high-efficiency jar or double-pipe heat exchanger front and back.

[0010] Still further, the installation support is fixed on the bracket installation position. The bracket installation position includes one installation hole unit arranged in the installation hole group at the back and two installation hole units of the installation hole units arranged in the installation hole group at the front. The original installation hole unit is used to avoid opening the installation hole unit for the installation support of the plate heat exchanger.

[0011] Further, one mounting hole unit in the rear mounting hole group is arranged in the middle of the three mounting hole units in the front mounting hole group, which makes the space structure in the shell more compact and does not affect the installation of the heat exchanger.

[0012] Further, the plate heat exchanger is fixed with studs on the back, the mounting bracket is provided with a through hole, the studs are arranged through the through hole, and the studs are matched with nuts to fix the plate heat exchanger on the side edge of the mounting bracket.

[0013] Further, the knock-off hole comprises a baffle and a plurality of connecting points, the baffle is connected with the side body through the connecting points, and a plurality of knock-off grooves are formed between the baffle and the side body.

[0014] Further, the heat exchanger comprises a water source heat exchanger and a user side heat exchanger, the two groups of mounting positions are used for mounting the water source heat exchanger and the user side heat exchanger respectively, the water source heat exchanger is a high-efficiency tank, and the user side heat exchanger is a plate heat exchanger.

[0015] Further, the compressor circulation system comprises a compressor, a separator and an expansion valve, and the compressor, the separator, the expansion valve, the water source heat exchanger and the user side heat exchanger are communicated to form a circulation pipeline of heat exchange medium. BRIEF DESCRIPTION OF DRAWINGS

[0016] Figure 1 It is a perspective view of the shell of the utility model for hiding part of the surface.

[0017] Figure 2 It is a perspective view of the water source heat pump of the utility model.

[0018] Figure 3 It is a structural schematic view of the knock-off hole of the utility model.

[0019] Figure 4 It is a perspective view of the water source heat pump of the utility model for hiding part of the shell.

[0020] Figure 5 It is a perspective view of the water source heat pump heat exchanger installation of the utility model in embodiment 1.

[0021] Figure 6 It is a perspective view of the water source heat pump heat exchanger installation of the utility model in embodiment 2.

[0022] Figure 7 It is a perspective view of the water source heat pump heat exchanger installation of the utility model in embodiment 3.

[0023] Figure 8 It is a perspective view of the water source heat pump heat exchanger installation of the utility model in embodiment 4. DETAILED DESCRIPTION

[0024] The utility model discloses a water source heat pump.

[0025] As Figures 1 to 8 The utility model discloses a water source heat pump, including the casing 1 and heat exchanger of water source heat pump, the heat exchanger installs in casing 1, the bottom surface 11 of casing 1 is equipped with installation part 14, the heat exchanger is plate type heat exchanger 2, high -efficient jar 3 or jacket pipe heat exchanger, and different heat exchanger has different characteristics, and like plate type heat exchanger 2 has compact structure, heat exchange efficiency high characteristics, and like high -efficient jar 3 (shell type heat exchanger) has small volume, waterway flow cross section is big, effectively reduces dirt, avoids the characteristics such as blockage, and like jacket pipe heat exchanger has low cost, volume is big, heat exchange efficiency is lower characteristics, when the heat exchanger adopts high -efficient jar 3 or jacket pipe heat exchanger, high -efficient jar 3 or jacket pipe heat exchanger is equipped with fixed foot 31, is fixed on installation part 14 through fixed foot 31, when the heat exchanger adopts plate type heat exchanger 2, still include installation support 21, the bottom of installation support 21 is fixed on installation part 14, plate type heat exchanger 2 is fixed in the side of installation support 21, make plate type heat exchanger 2, high -efficient jar 3 or jacket pipe heat exchanger's inlet and outlet water end towards the same side 12 of casing 1, to make different heat exchanger install to the water source heat pump in this scheme when, can all towards the same side 12 to facilitate external inlet and outlet water pipe 4, the side 12 is equipped with a plurality of knock off hole 13, according to the height of inlet and outlet water end of heat exchanger knock off corresponding knock off hole 13 forms the opening, inlet and outlet water end intercommunication opening forms inlet and outlet water port in the side 12 of casing 1, and the user can knock according to different specifications of heat exchanger knock off hole 13, can save the use amount of inlet and outlet water pipe 4 of heat exchanger, and make inlet and outlet water pipe 4 more easily install, to more easily form external inlet and outlet water port, and inlet and outlet water pipe 4 are equipped with flow switch 41, and flow switch 41 is used to detect water flow, when water flow is lower than set value, disconnects inlet and outlet water, and makes water source heat pump not start, protects water source heat pump, makes water source heat pump can operate under normal water flow.

[0026] As Figure 1 The installation part 14 is equipped with two groups of installation sites, the heat exchanger includes water source heat exchanger and user side heat exchanger, the two groups of installation sites are used for installing water source heat exchanger and user side heat exchanger respectively, and two installation hole groups 141 are arranged in each installation site.

[0027] The high-efficiency tank 3 or the jacket heat exchanger is fixed by the fixing feet 31, and the fixing feet 31 are also provided with three fixing feet 31, so that the fixing feet 31 are fixed with one mounting hole group 141, and two mounting hole groups 141 are arranged in front and back, so that the mounting position of the high-efficiency tank 3 or the jacket heat exchanger can be adjusted in front and back.

[0028] As shown in Figure 1 and Figure 4 , the bracket mounting position includes one mounting hole unit 1411 in the rear mounting hole group 141 and two mounting hole units 1411 of the mounting hole unit 1411 of the front mounting hole group 141, and the bottom of the mounting bracket 21 is fixed on the bracket mounting position. By using the original mounting hole unit 1411, the mounting hole unit 1411 for the mounting bracket 21 of the plate heat exchanger 2 can be avoided.

[0029] As shown in Figure 1 , the one mounting hole unit 1411 in the rear mounting hole group 141 is arranged in the middle of the three mounting hole units 1411 of the front mounting hole group 141, so that the space structure in the shell 1 is more compact, and the installation of the heat exchanger is not affected.

[0030] The plate heat exchanger 2 is fixed with a stud, the mounting bracket 21 is provided with a through hole, the stud is arranged through the through hole, and the stud is matched with a nut to fix the plate heat exchanger 2 on the side of the mounting bracket 21.

[0031] As shown in Figure 3 , the knock-off hole 13 includes a baffle 131 and a plurality of connection points 132, the baffle 131 is connected with the main body of the side surface 12 through the connection points 132, and a plurality of knock-off grooves are formed between the baffle 131 and the main body of the side surface 12.

[0032] As shown in Figure 4 , the compressor 5 circulation system includes a compressor 5, a separator 6 and an expansion valve 7, and the compressor 5, the separator 6, the expansion valve 7, the water source heat exchanger and the user side heat exchanger are communicated to form a circulation pipeline of the heat transfer medium.

[0033] As shown in Figure 5 , in the embodiment 1 of the application, the water source heat exchanger is a high-efficiency tank 3, and the user side heat exchanger is a plate heat exchanger 2. Since the water source heat exchanger adopts the high-efficiency tank 3, the water flow passage cross section in the high-efficiency tank 3 is large, which can effectively reduce dirt and avoid blockage, so that the water source heat pump of the embodiment 1 can be applied in areas with poor water quality, and the plate heat exchanger 2 is used on the user side, which can improve the heat exchange efficiency and make the user side obtain water after heat exchange faster.

[0034] AsFigure 6 As shown in Embodiment 2 of this application, in this embodiment, the heat exchanger on the water source side is a plate heat exchanger 2, and the heat exchanger on the user side is a plate heat exchanger 2. In this embodiment, since both use plate heat exchangers 2, the heat exchange efficiency is high, making it suitable for use in areas with good water quality or in water source pipelines with filtration devices.

[0035] like Figure 7 As shown in Embodiment 3 of this application, in this embodiment, the water source heat exchanger is a plate heat exchanger 2, and the user-side heat exchanger is a high-efficiency tank 3.

[0036] like Figure 8 As shown in Embodiment 4 of this application, in this embodiment, the water source heat exchanger is a high-efficiency tank 3, and the user-side heat exchanger is a high-efficiency tank 3.

[0037] Users can select a suitable heat exchanger to install in the water source heat pump of this application based on actual conditions and cost control.

[0038] Based on the disclosure and teachings of the above specification, those skilled in the art can make changes and modifications to the above embodiments. Therefore, this utility model is not limited to the specific embodiments disclosed and described above, and some modifications and changes to this utility model should also fall within the protection scope of the claims of this utility model. Furthermore, although some specific terms are used in this specification, these terms are only for convenience of explanation and do not constitute any limitation on this utility model.

Claims

1. A water source heat pump characterized by, The shell of the water source heat pump comprises a shell and a heat exchanger installed in the shell, and the bottom surface of the shell is provided with a mounting portion; the heat exchanger is a plate heat exchanger, a high-efficiency tank or a tube-in-tube heat exchanger; when the heat exchanger is a high-efficiency tank or a tube-in-tube heat exchanger, the high-efficiency tank or the tube-in-tube heat exchanger is provided with a fixing foot fixed on the mounting portion; when the heat exchanger is a plate heat exchanger, a mounting bracket is further included, the bottom of the mounting bracket is fixed on the mounting portion, and the plate heat exchanger is fixed on the side edge of the mounting bracket, so that the water inlet and outlet ends of the plate heat exchanger, the high-efficiency tank or the tube-in-tube heat exchanger are directed to the same side surface of the shell, the side surface is provided with a plurality of knock-out holes, and the corresponding knock-out holes are knocked out to form an opening according to the height of the water inlet and outlet ends of the heat exchanger, and the water inlet and outlet ends are communicated with the opening to form water inlets and outlets on the side surface of the shell.

2. The water source heat pump of claim 1, wherein, The mounting portion is provided with two groups of mounting positions, each group of the mounting positions is provided with two groups of mounting holes, each group of the mounting holes is provided with three groups of spaced-apart mounting hole units, and the two groups of mounting holes are arranged in front and back.

3. The water source heat pump of claim 2, wherein, The fixing foot is fixed with one group of mounting holes.

4. The water source heat pump of claim 2, wherein, A bracket mounting position is further included, the bracket mounting position comprises one mounting hole unit in the mounting hole group arranged at the back and two mounting hole units of the mounting hole units of the mounting hole group arranged at the front, and the bottom of the mounting bracket is fixed on the bracket mounting position.

5. The water source heat pump of claim 4, wherein, The one mounting hole unit in the mounting hole group arranged at the back is arranged in the middle of the three mounting hole units of the mounting hole group arranged at the front.

6. The water source heat pump of claim 1, wherein, The back of the plate heat exchanger is fixed with a stud, the mounting bracket is provided with a through hole, the stud is arranged through the through hole, and the stud is fixed with a nut to fix the plate heat exchanger on the side edge of the mounting bracket.

7. The water source heat pump of claim 1, wherein, The knock-out hole comprises a baffle and a plurality of connecting points, the baffle is connected with the main body of the side surface through the connecting points, and a plurality of spaced-apart knock-out grooves are formed between the baffle and the main body of the side surface.

8. The water source heat pump of claim 2, wherein, The heat exchanger comprises a water source heat exchanger and a user-side heat exchanger, the two groups of mounting positions are used for mounting the water source heat exchanger and the user-side heat exchanger respectively, the water source heat exchanger is a high-efficiency tank, and the user-side heat exchanger is a plate heat exchanger.

9. The water source heat pump of claim 8, wherein, A compressor circulation system is further included, the compressor circulation system comprises a compressor, a separator and an expansion valve, and the compressor, the separator, the expansion valve, the water source heat exchanger and the user-side heat exchanger are communicated to form a circulation pipeline of a heat transfer agent.

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