Screw type ground source heat pump unit

Abstract

The utility model belongs to the field of ground source heat pump units, and particularly relates to a screw type ground source heat pump unit which comprises a machine frame, a plurality of evenly-distributed evaporation pipes are fixedly connected in the machine frame, a pipe cover is connected in the right end of each evaporation pipe through threads, a filtering mechanism is arranged in each pipe cover, and the filtering mechanism is connected with the machine frame through threads. And the outer side of the pipe cover is fixedly connected with a connecting disc, the interior of the pipe cover is slidably connected with a water inlet pipe, and the outer side of the water inlet pipe is fixedly connected with a connecting ring. The pipe cover, the connecting ring, the clamping frame and other structures are additionally arranged on the evaporation pipe, in the using process, after the water inlet pipe is inserted into the pipe cover, the clamping frame is driven to be clamped to the outer side of the connecting ring of the water inlet pipe through the elastic force of the spring, and then the water inlet pipe can be installed; limiting of the water inlet pipe can be relieved only by separating the clamping frame from the connecting ring, and therefore the water inlet pipe can be more convenient to disassemble and clean.

Description

TECHNICAL FIELD

[0001] The utility model relates to ground source heat pump unit technical field, concretely is screw ground source heat pump unit. BACKGROUND

[0002] Ground source heat pump unit refers to, from ground source such as soil, groundwater absorbs heat or cold, and using heat pump principle, to the place such as target building, such as air conditioning system, heat pump unit and indoor unit of air conditioning are connected, hot air in building interior is exported in summer, and hot gas supply is carried out to the interior of building in winter, but the heat pump unit in prior art is in the process of using, needs to clean the pipeline regularly, but the pipeline connection is more complicated, leading to inconvenient disassembly, influence the normal work of unit, and the water inlet pipe needs to supply the cold water after heat exchange to the inside of evaporative pipe, and the impurities inside the cold water are easily adhered to the inner wall of the evaporative pipe, influence heat exchange effect. SUMMARY

[0003] The utility model discloses a screw ground source heat pump unit, solve the problem that water inlet pipe is inconvenient to disassemble and water is easy to carry impurities into the inside of evaporative pipe.

[0004] To achieve the above object, the utility model provides the following technical scheme: screw ground source heat pump unit, including the frame, the inside fixed connection of frame has a plurality of evenly distributed evaporative pipe, the right -hand side inside of evaporative pipe is connected with the pipe cover through screw thread, the inside of pipe cover is provided with filter mechanism, the outside fixed connection of pipe cover has the connecting disc, the inside sliding connection of pipe cover has the water inlet pipe, the outside fixed connection of water inlet pipe has the connecting ring, the outside fixed connection of connecting disc has the hinged piece, the inside hinged of hinged piece has the clamping frame, the outside fixed connection of clamping frame has the support plate, the inside of support plate is provided with spring, the upper end fixed mounting of frame has screw compressor.

[0005] Preferably, the outside fixed connection of connecting ring has positioning rod, the hole sliding connection of positioning rod and connecting disc, positioning rod can position connecting ring and water inlet pipe.

[0006] Preferably, the connecting disc is in contact with the connecting ring, the clamping frame is in contact with the connecting disc, and the clamping frame is clamped with the connecting ring. The clamping frame can limit the connecting ring.

[0007] Preferably, one end of the spring is fixedly connected with the support plate, and the other end of the spring is fixedly connected with the pipe cover. The spring can support the support plate by elastic force.

[0008] Preferably, the upper end of the frame is fixedly provided with a control cabinet, and the lower end of the evaporation pipe is provided with an electronic expansion valve, and the control cabinet can control the unit.

[0009] Preferably, the filtering mechanism comprises a sealing pipe, the inside of the pipe cover is fixedly connected with the sealing pipe, the inside of the pipe cover is threadedly connected with a threaded ring, and the inside of the threaded ring is fixedly connected with a filtering bag, and the sealing pipe can seal the connection between the water inlet pipe and the pipe cover.

[0010] Preferably, the sealing pipe is slidably connected with the water inlet pipe, and the filtering bag is made of non-woven fabric material, and the non-woven fabric can filter small impurities.

[0011] Compared with the prior art, the utility model has the advantages that:

[0012] 1、 the utility model discloses a pipe cover, a connecting ring and a clamping frame are arranged on the evaporation pipe, the water inlet pipe can be inserted into the inside of the pipe cover, the clamping frame is clamped on the outside of the connecting ring of the water inlet pipe through the elastic force of the spring, the installation of the water inlet pipe is completed, when cleaning is needed, the clamping frame is separated from the connecting ring, the water inlet pipe is released, and the water inlet pipe is more convenient to disassemble and clean.

[0013] 2、 the inside of the pipe cover is provided with a threaded ring, a filtering bag and a sealing pipe, when the water inlet pipe supplies water, the water flow can be filtered through the filtering bag, and impurities can be prevented from entering the inside of the evaporation pipe. DRAWINGS

[0014] Figure 1 It is the overall structure perspective drawing of the utility model;

[0015] Figure 2 It is the overall structure perspective drawing of the utility model; Figure 1 It is the local structure perspective enlarged view of the utility model;

[0016] Figure 3 It is the local structure perspective enlarged view of the utility model; Figure 2 It is the local structure perspective enlarged view of the utility model;

[0017] Figure 4 It is the local structure perspective enlarged view of the utility model; Figure 2 It is the local structure perspective enlarged view of the utility model;

[0018] Figure 5 It is the local structure perspective enlarged view of the utility model; Figure 1 It is the local structure perspective enlarged view of the utility model.

[0019] As shown in the figure, 1 is a rack, 2 is an evaporation pipe, 3 is a pipe cover, 4 is a filtering mechanism, 5 is a connecting disc, 6 is a water inlet pipe, 7 is a connecting ring, 8 is a positioning rod, 9 is a hinged piece, 10 is a clamping frame, 11 is a support plate, 12 is a spring, 13 is a control cabinet, 14 is an electronic expansion valve, 15 is a screw compressor, 41 is a sealing pipe, 42 is a threaded ring, and 43 is a filter bag. DETAILED DESCRIPTION

[0020] The technical solutions in the embodiments of the utility model will be clearly and completely described below with reference to the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, rather than all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by those skilled in the art without creative labor fall within the scope of protection of the utility model.

[0021] Please refer to Figure 1 , Figure 2 , Figure 3 , Figure 4 , the screw ground source heat pump unit, including rack 1, the inside of rack 1 is fixedly connected with multiple evenly distributed evaporation pipes 2, the right end inside evaporation pipe 2 is connected with pipe cover 3 through thread, the inside of pipe cover 3 is provided with filtering mechanism 4, the outside of pipe cover 3 is fixedly connected with connecting disc 5, the inside of pipe cover 3 is slidably connected with water inlet pipe 6, the outside of water inlet pipe 6 is fixedly connected with connecting ring 7, the outside of connecting disc 5 is fixedly connected with hinged piece 9, the inside of hinged piece 9 is hingedly connected with clamping frame 10, the outside of clamping frame 10 is fixedly connected with support plate 11, the inside of support plate 11 is provided with spring 12, the upper end of rack 1 is fixedly installed with screw compressor 15.

[0022] Please refer to Figure 1 , Figure 2 , Figure 3 , Figure 4 , the outside of connecting ring 7 is fixedly connected with positioning rod 8, positioning rod 8 is slidably connected with the hole of connecting disc 5, positioning rod 8 can position connecting ring 7 and water inlet pipe 6, connecting disc 5 is in contact with connecting ring 7, clamping frame 10 is in contact with connecting disc 5, clamping frame 10 is clamped with connecting ring 7, clamping frame 10 can limit connecting ring 7, one end of spring 12 is fixedly connected with support plate 11, the other end of spring 12 is fixedly connected with pipe cover 3, spring 12 can support support plate 11 through elastic force, the upper end of rack 1 is fixedly installed with control cabinet 13, the lower end of evaporation pipe 2 is installed with electronic expansion valve 14, control cabinet 13 can control unit.

[0023] Please refer to Figure 1 , Figure 5The filtering mechanism 4 comprises a sealing pipe 41, the sealing pipe 41 is fixedly connected to the inside of the pipe cover 3, a threaded ring 42 is threadedly connected to the inside of the pipe cover 3, and a filtering bag 43 is fixedly connected to the inside of the threaded ring 42; the sealing pipe 41 can seal the joint between the water inlet pipe 6 and the pipe cover 3, the sealing pipe 41 is slidably connected to the water inlet pipe 6, and the filtering bag 43 is made of non-woven fabric material and can filter small impurities.

[0024] In use, the water inlet pipe 6 injects cold water into the inside of the evaporation pipe 2 through the pipe cover 3, the water flow flows in the inside of the pipe cover 3 and can enter the inside of the evaporation pipe 2 to exchange heat only after being filtered by the filtering bag 43, and the water flow can be discharged from the lower portion of the pipe cover 3 after heat exchange is completed.

[0025] When the inside of the water inlet pipe 6 needs to be cleaned, the supporting plate 11 is pressed to drive the clamping frame 10 to deflect and compress the spring 12, the clamping frame 10 is disconnected from the connecting ring 7, the limiting of the connecting ring 7 is released, and then the water inlet pipe 6 can be pulled out from the inside of the pipe cover 3.

[0026] Although the embodiments of the utility model have been shown and described, it can be understood by those skilled in the art that various changes, modifications, replacements and variations can be made to the embodiments without departing from the principles and spirits of the utility model, and the scope of the utility model is defined by the appended claims and their equivalents.

Claims

1. A screw ground source heat pump unit comprising a frame (1), characterized in that: The inside of the rack (1) is fixedly connected with a plurality of evenly distributed evaporation pipes (2), the right end of the evaporation pipe (2) is internally connected with a pipe cover (3) through threads, the inside of the pipe cover (3) is provided with a filtering mechanism (4), the outer side of the pipe cover (3) is fixedly connected with a connecting disc (5), the inside of the pipe cover (3) is slidably connected with a water inlet pipe (6), the outer side of the water inlet pipe (6) is fixedly connected with a connecting ring (7), the outer side of the connecting disc (5) is fixedly connected with a hinged piece (9), the inside of the hinged piece (9) is hingedly connected with a clamping frame (10), the outer side of the clamping frame (10) is fixedly connected with a support plate (11), the inside of the support plate (11) is provided with a spring (12), the upper end of the rack (1) is fixedly installed with a screw compressor (15).

2. The screw ground source heat pump unit according to claim 1, characterized in that: The outer side of the connecting ring (7) is fixedly connected with a positioning rod (8), and the positioning rod (8) is slidably connected with the hole of the connecting disc (5).

3. The screw ground source heat pump unit according to claim 1, characterized in that: The connecting disc (5) is in contact with the connecting ring (7), the clamping frame (10) is in contact with the connecting disc (5), and the clamping frame (10) is clamped with the connecting ring (7).

4. The screw ground source heat pump unit of claim 1, wherein: One end of the spring (12) is fixedly connected with the support plate (11), and the other end of the spring (12) is fixedly connected with the pipe cover (3).

5. The screw ground source heat pump unit of claim 1, wherein: The upper end of the rack (1) is fixedly installed with a control cabinet (13), and the lower end of the evaporation pipe (2) is installed with an electronic expansion valve (14).

6. The screw ground source heat pump unit of claim 1, wherein: The filtering mechanism (4) comprises a sealing pipe (41), the inside of the pipe cover (3) is fixedly connected with a sealing pipe (41), the inside of the pipe cover (3) is connected with a threaded ring (42) through threads, and the inside of the threaded ring (42) is fixedly connected with a filter bag (43).

7. The screw ground source heat pump unit according to claim 6, characterized in that: The sealing pipe (41) is slidably connected with the water inlet pipe (6), and the filter bag (43) is made of non-woven fabric material.

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