Ground source heat pump host

Abstract

The utility model discloses a ground source heat pump main machine which comprises a machine case, a first sleeve heat exchanger used for heat exchange between a refrigerant and ground source circulating water and a second sleeve heat exchanger used for heat exchange between the refrigerant and equipment circulating water are arranged in the machine case, and the first sleeve heat exchanger and the second sleeve heat exchanger are spirally wound in the same direction. The first double-pipe heat exchanger is arranged in the case, the second double-pipe heat exchanger is aligned and attached to the upper side of the first double-pipe heat exchanger, the case is provided with a bottom plate, two vertical plates are arranged on the bottom plate, the first double-pipe heat exchanger and the second double-pipe heat exchanger are fixedly arranged between the two vertical plates, and the first double-pipe heat exchanger and the second double-pipe heat exchanger are arranged in the case in a suspended mode. The ground source heat pump main machine is compact in structure, small in occupied space and convenient to use in common families.

Description

TECHNICAL FIELD

[0001] The utility model relates to the field of heat pump, concretely relates to a ground source heat pump host computer. BACKGROUND

[0002] At present, the ground source heat pump host computer is provided with a refrigerant circulating system, a ground source circulating water pump and a heating equipment circulating water pump, the ground source circulating water pump operates to form ground source water circulation, the ground source circulating water flow exchanges heat with the evaporator of the refrigerant circulating system, the heating equipment circulating water pump operates to form heating water circulation, the heating circulating water flow exchanges heat with the condenser of the refrigerant circulating system, so that the heating circulating water flow is warmed, and the heating circulating water is connected to heating equipment such as floor heating or air heater; the ground source heat pump host computer is provided with two heat exchangers, and the ground source heat pump host computer also needs to be provided with parts of the refrigerant circulating system, so that the ground source heat pump host computer usually has a large size, and is inconvenient for ordinary families to use, so it is necessary to manufacture a ground source heat pump host computer with compact structure. SUMMARY

[0003] The utility model discloses a ground source heat pump host computer which has compact structure and occupies small space.

[0004] The utility model discloses a ground source heat pump host computer which has compact structure and occupies small space.

[0005] The utility model discloses a ground source heat pump host computer which has compact structure and occupies small space.

[0006] Preferably, the bottom plate is fixedly connected with a pad plate, and the stand plates are installed on the pad plate through fasteners.

[0007] Preferably, the machine case is provided with a crossbeam, the crossbeam is arranged above the second sleeve heat exchanger, and two ends of the crossbeam are fixedly connected with upper ends of the corresponding stand plates respectively.

[0008] Preferably, the machine case comprises a side plate, a first circulating water pump and a second circulating water pump are installed on the inner side of the side plate, the first circulating water pump is positioned corresponding to the first sleeve heat exchanger, and the second circulating water pump is positioned corresponding to the second sleeve heat exchanger.

[0009] Preferably, the vertical plate is provided with a groove shell structure.

[0010] Compared with the prior art, the ground source heat pump host of the utility model has the advantages that: the first and second tube heat exchangers are coaxially spirally arranged, the second tube heat exchanger is aligned and attached to the upper side of the first tube heat exchanger, the case is provided with a bottom plate, two vertical plates are arranged on the bottom plate, the first and second tube heat exchangers are fixed between the two vertical plates, and the first and second tube heat exchangers are suspended in the case, so that the structure of the ground source heat pump host is compact and the space occupied is small. BRIEF DESCRIPTION OF DRAWINGS

[0011] Figure 1 FIG. 1 is a perspective view of the ground source heat pump host of the utility model.

[0012] Figure 2 FIG. 2 is a front view of the ground source heat pump host of the utility model.

[0013] Figure 3 FIG. 3 is an exploded view of the ground source heat pump host of the utility model.

[0014] Figure 4 FIG. 4 is an exploded view of the first tube heat exchanger combined with the second tube heat exchanger of the utility model.

[0015] Figure 5 FIG. 5 is a perspective view of the vertical plate of the utility model.

[0016] Figure 6 FIG. 6 is a schematic diagram of the structure principle of the ground source heat pump host of the utility model.

[0017] Figure 7 FIG. 7 is a schematic diagram of the connection of the ground source heat pump host of the utility model with peripheral equipment.

[0018] Label explanation: case 1; bottom plate 11; pad 111; side plate 12; vertical plate 14; groove bottom plate 141; groove side wall 142; mounting plate 143; beam 15; first tube heat exchanger 2; second tube heat exchanger 3; compressor 4; throttling valve 5; first circulating water pump 6; first water inlet 61; first water outlet 62; second water inlet 71; second water outlet 72; second circulating water pump 7; four-way reversing valve 8; underground buried pipe water circulation 99; user equipment water circulation 98; floor heating device 97; fan coil 96; buffer tank 95; water supplement end 94; buried water pipe 93; buried water supplement bucket 92; automatic exhaust valve 91. DETAILED DESCRIPTION

[0019] The utility model will be further described below in combination with the drawings.

[0020] The utility model discloses a ground source heat pump host computer, as shown in the figure, including the case 1, be equipped with the first set of pipe heat exchanger 2 for refrigerant and ground source circulating water heat exchange and be equipped with the second set of pipe heat exchanger 3 for refrigerant and equipment circulating water heat exchange in the case 1, as shown, the first set of pipe heat exchanger 2 and the second set of pipe heat exchanger 3 are respectively same direction spiral and are arranged, for example, the first set of pipe heat exchanger 2 and the second set of pipe heat exchanger 3 are all left-handed and are arranged, and the structural principle of the first set of pipe heat exchanger 2 belongs to prior art, and the first set of pipe heat exchanger 2 includes the first inner tube and the first outer tube, and the first inner tube is worn in the first outer tube, so that the fluid flowing through the first inner tube is isolated with the fluid flowing through the first outer tube. Figures 1 to 3 As shown in the figure, the second set of pipe heat exchanger 3 is aligned and clings to the upside of the first set of pipe heat exchanger 2, in other words, the second set of pipe heat exchanger 3 and the first set of pipe heat exchanger 2 are same in the appearance size in left and right direction, and the second set of pipe heat exchanger 3 and the first set of pipe heat exchanger 2 are same in the appearance size in front and back direction, so that under the perspective angle, the second set of pipe heat exchanger 3 and the first set of pipe heat exchanger 2 can be aligned, and since the first set of pipe heat exchanger 2 and the second set of pipe heat exchanger 3 are same direction and are arranged, then, as shown in the figure, Figure 4 Combining Figures 1 to 3 As shown in the figure, the upper end of the first set of pipe heat exchanger 2 and the lower end of the second set of pipe heat exchanger 3 can be adapted to be connected, which is equivalent to dividing a continuous spiral pipe body into two parts. As shown in the figure, Figure 2 And as shown in the figure, the case 1 is equipped with the bottom plate 11, and the bottom plate 11 is equipped with two vertical plates 14, and the first set of pipe heat exchanger 2 and the second set of pipe heat exchanger 3 are fixed between the two vertical plates 14, and the vertical plate 14 can be welded with the first set of pipe heat exchanger 2 and the second set of pipe heat exchanger 3, and the first set of pipe heat exchanger 2 and the second set of pipe heat exchanger 3 are suspended in the case 1, as shown in the figure, Figure 4 Figure 1 Figure 3 The utility model discloses a ground source heat pump host computer, as shown in the figure, including the case 1, be equipped with the first set of pipe heat exchanger 2 for refrigerant and ground source circulating water heat exchange and be equipped with the second set of pipe heat exchanger 3 for refrigerant and equipment circulating water heat exchange in the case 1, as shown, the first set of pipe heat exchanger 2 and the second set of pipe heat exchanger 3 are respectively same direction spiral and are arranged, for example, the first set of pipe heat exchanger 2 and the second set of pipe heat exchanger 3 are all left-handed and are arranged, and the structural principle of the first set of pipe heat exchanger 2 belongs to prior art, and the first set of pipe heat exchanger 2 includes the first inner tube and the first outer tube, and the first inner tube is worn in the first outer tube, so that the fluid flowing through the first inner tube is isolated with the fluid flowing through the first outer tube. Figure 2 ​​As shown, that is to say, the combination of the first and second pipe heat exchangers 2 and 3 leaves a gap with the inner wall of the cabinet 1 in the front and rear, left and right, and up and down directions. In winter, the cabinet 1 is affected by the ambient temperature and has a lower temperature, the temperature of the ground source circulating water flowing through the first pipe heat exchanger 2 is relatively high, and the temperature of the equipment circulating water flowing through the second pipe heat exchanger 3 is also high, so the first and second pipe heat exchangers 2 and 3 are suspended in the cabinet 1, which is beneficial to reduce the heat transferred from the first and second pipe heat exchangers 2 and 3 to the cabinet 1, and because the second pipe heat exchanger 3 is aligned and attached to the upper side of the first pipe heat exchanger 2, it is beneficial to the compact combination of the first and second pipe heat exchangers 2 and 3, so that the cabinet 1 can have a smaller volume and also retain the above-mentioned gap, so that the structure of the ground source heat pump main machine of the utility model is relatively compact, occupies less space, and is convenient for ordinary families to use. The structure of the first and second pipe heat exchangers 2 and 3 suspended by the vertical plate 14 is also relatively simple and easy to manufacture.

[0021] Further, as shown in Figure 1 and Figure 3 , the bottom plate 11 is fixedly connected with a backing plate 111, which can be welded to the bottom plate 11, and the vertical plate 14 is installed on the backing plate 111 by fasteners, and the backing plate 111 in combination with the bottom plate 11 can increase the structural rigidity of the bottom of the cabinet 1, and the ground source heat pump main machine is also provided with a compressor 4, which is also installed on the backing plate 111.

[0022] Further, as shown in Figure 2 , the cabinet 1 is provided with a cross beam 15 (it should be noted that only Figure 2 the cross beam 15 is schematically drawn), which is arranged above the second pipe heat exchanger 3, and the two ends of the cross beam 15 are fixedly connected with the upper ends of the corresponding vertical plates 14, so that the upper ends of the front and rear vertical plates 14 are fixedly connected, thereby enhancing the strength of the support structure of the first and second pipe heat exchangers 2 and 3.

[0023] Further, as shown in Figure 2 and Figure 3As shown, the cabinet 1 includes a side plate 12, the inner side of the side plate 12 is provided with the first circulating water pump 6 and the second circulating water pump 7, that is, the first circulating water pump 6 and the second circulating water pump 7 are arranged in the cabinet 1, the first circulating water pump 6 is located corresponding to the first tube heat exchanger 2, the second circulating water pump 7 is located corresponding to the second tube heat exchanger 3, in other words, the second circulating water pump 7 is located above the first circulating water pump 6, and because the first circulating water pump 6 is located corresponding to the first tube heat exchanger 2, the first circulating water pump 6 is convenient for connecting the first tube heat exchanger 2 through pipelines, and the first circulating water pump 6 and the second circulating water pump 7 are arranged on the side plate 12, avoiding the need to additionally arrange a separate support structure. Figure 3 As shown, the cabinet 1 is a cuboid, and the cabinet 1 further includes a top plate, a front plate and a rear plate, and the front plate and the rear plate are not shown in the drawings for the convenience of viewing, and the number of the side plate 12 is two, and the first circulating water pump 6 and the second circulating water pump 7 are arranged on the left side plate 12.

[0024] Further, as shown, Figure 5 The stand plate 14 is provided with a groove structure, specifically, the stand plate 14 is formed with a groove bottom plate 141 and a groove side wall 142, the left and right ends of the groove bottom plate 141 are respectively connected to the corresponding groove side wall 142, the upper and lower ends of the groove bottom plate 141 are respectively bent to form a mounting plate 143, the lower mounting plate 143 is connected to the corresponding gusset plate 111 through the corresponding screw, and the upper mounting plate 143 is connected to the corresponding beam 15 through the corresponding screw, and the groove structure of the stand plate 14 is beneficial to reducing the weight of the stand plate 14.

[0025] As shown, Figure 6 The compressor 4 is running, the compressor 4 outputs refrigerant, the refrigerant flows to the second inner tube of the second tube heat exchanger 3 through the four-way valve 8, the refrigerant reaches the throttling valve 5 after flowing through the second inner tube, the refrigerant then flows through the first inner tube of the first tube heat exchanger 2, and then the refrigerant flows back to the compressor 4 through the four-way valve 8, thereby forming a refrigerant circulation, and in the above refrigerant circulation process, the second inner tube acts as a condenser, and the first inner tube acts as an evaporator. Figure 7 As shown, the side plate 12 of the cabinet 1 is provided with a first water inlet 61 and a first water outlet 62, the water inlet of the first circulating water pump 6 is connected to the first water inlet 61, the water outlet of the first circulating water pump 6 is connected to the water inlet of the first outer tube of the first tube heat exchanger 2, and the water outlet of the first outer tube is connected to the first water outlet 62. Figure 7 As shown, one end of the buried water pipe 93 is connected to the first water inlet 61, and the other end of the buried water pipe 93 is connected to the first water outlet 62. Figure 6As shown, the first circulating water pump 6 works to form the underground buried pipe water circulation 99, the first circulating water pump 6 pumps the water body heated by the geothermal heat to the first outer pipe, the refrigerant evaporates in the first inner pipe to absorb the heat of the ground source circulating water, and the heat of the ground source circulating water is transferred to the refrigerant in the first inner pipe. Figure 7 As shown, the side plate 12 of the cabinet 1 is provided with a second water inlet interface 71 and a second water outlet interface 72. Figure 6 As shown, the second circulating water pump 7 works to form the user equipment water circulation 98, the second circulating water pump 7 delivers the equipment circulating water to the second outer pipe of the second set of pipe heat exchanger 3, the refrigerant flowing through the second inner pipe transfers heat to the equipment circulating water, and the equipment circulating water after being heated is delivered to the heating equipment through the second water outlet interface 72, for example, the heating equipment is the floor heating device 97 and the fan coil 96, the equipment circulating water flows through the floor heating device 97 and then returns to the second water inlet interface 71, and then the equipment circulating water enters the water inlet end of the second circulating water pump 7, the equipment circulating water after being heated flows through the fan coil 96, and the airflow generated by the fan passes through the fan coil 96 to generate warm air. Figure 7 As shown, the first water inlet interface 61 is provided with a buried water supplement bucket 92 corresponding to the above-ground section of the buried water pipe 93, the first water outlet interface 62 is provided with an automatic exhaust valve 91 corresponding to the above-ground section of the buried water pipe 93, and the second water inlet interface 71 is provided with a buffer water tank 95, in other words, the equipment circulating water must flow through the buffer water tank 95, the buffer water tank 95 is connected with a water supplement end 94, and the water supplement end 94 is used to supplement the equipment circulating water.

Claims

1. A ground source heat pump host, comprising a cabinet (1), a first tube heat exchanger (2) for heat exchange between refrigerant and ground source circulating water and a second tube heat exchanger (3) for heat exchange between refrigerant and equipment circulating water are arranged in the cabinet (1), characterized in that: The first and second sleeve heat exchangers (2, 3) are coaxially spirally arranged, the second sleeve heat exchanger (3) is aligned and adhered to the upper side of the first sleeve heat exchanger (2), the cabinet (1) is provided with a bottom plate (11), the bottom plate (11) is provided with two vertical plates (14), the first and second sleeve heat exchangers (2, 3) are fixed between the two vertical plates (14), and the first and second sleeve heat exchangers (2, 3) are suspended in the cabinet (1).

2. The ground source heat pump host of claim 1, wherein: The bottom plate (11) is fixedly connected with a backing plate (111), and the vertical plate (14) is installed on the backing plate (111) through fasteners.

3. The ground source heat pump host of claim 2, wherein: The cabinet (1) is provided with a cross beam (15), the cross beam (15) is arranged above the second sleeve heat exchanger (3), and the two ends of the cross beam (15) are fixedly connected with the upper ends of the corresponding vertical plates (14).

4. The ground source heat pump host of claim 1, wherein: The cabinet (1) comprises a side plate (12), the inner side of the side plate (12) is provided with a first circulating water pump (6) and a second circulating water pump (7), the first circulating water pump (6) is located corresponding to the first sleeve heat exchanger (2), and the second circulating water pump (7) is located corresponding to the second sleeve heat exchanger (3).

5. The ground source heat pump host of claim 1, wherein: The vertical plate (14) is provided in a groove shell structure.

Images