A two-phase refrigerant generator

Abstract

The utility model discloses a two-phase refrigerant generator, including a heat exchanger body, a heat exchange tube is arranged inside the heat exchanger body, a piston scraper assembly is arranged inside the heat exchange tube, the piston scraper assembly moves along the inner wall of the heat exchange tube in the heat exchange tube, liquid refrigerant is introduced into the heat exchange tube, refrigerant is introduced into the heat exchanger body, the liquid refrigerant inside the heat exchange tube is converted into solid refrigerant through the refrigerant, the piston scraper assembly moves along the inner wall of the heat exchange tube while scraping off the solid refrigerant attached to the inner wall of the heat exchange tube, thereby forming a mixture of liquid refrigerant and solid refrigerant in the heat exchange tube. The utility model provides a piston scraper assembly in the heat exchange tube, and the piston scraper assembly moves along the inner wall of the heat exchange tube while scraping off the solid refrigerant attached to the inner wall of the heat exchange tube, thereby forming a mixture of liquid refrigerant and solid refrigerant in the heat exchange tube.

Description

Technical Field

[0001] The utility model relates to the field of refrigerant preparation, in particular to a two-phase refrigerant generator. Background Art

[0002] In the field of refrigeration, refrigerants are very common. In the prior art, the common method of using refrigerants is to use a state of the refrigerant, usually in liquid or gaseous state. The two-phase refrigerant referred to in the present invention refers to a state in which solid and liquid are mixed. If water is also used as a refrigerant, it can be understood as an ice-water mixture. In the prior art, the equipment for preparing two-phase refrigerants is relatively scarce.

[0003] In order to solve the above problems, the present utility model is hereby proposed. Utility Model Content

[0004] The utility model aims to provide a two-phase refrigerant generator.

[0005] The purpose of the utility model can be achieved through the following technical solutions:

[0006] A two-phase refrigerant generator includes a heat exchanger body, a heat exchange tube is arranged inside the heat exchanger body, a piston scraper assembly is arranged inside the heat exchange tube, the piston scraper assembly moves along the inner wall of the heat exchange tube, liquid refrigerant is introduced into the heat exchange tube, refrigerant is introduced into the heat exchanger body, the liquid refrigerant inside the heat exchange tube is converted into solid refrigerant through the refrigerant, and the piston scraper assembly moves along the inner wall of the heat exchange tube and scrapes off the solid refrigerant attached to the inner wall of the heat exchange tube, thereby forming a mixture of liquid refrigerant and solid refrigerant in the heat exchange tube.

[0007] Furthermore, it also includes a piston scraper assembly, which is connected to the output shaft of the hydraulic cylinder and driven by the left and right movement of the output shaft of the hydraulic cylinder.

[0008] Preferably, a heat exchanger end cover A and a heat exchanger end cover B are respectively provided on both sides of the heat exchanger body.

[0009] Preferably, a refrigerant outlet is provided above the heat exchanger body, and a refrigerant inlet is provided below the heat exchanger body, and the refrigerant inlet is connected to the refrigeration unit.

[0010] Furthermore, an oil and sewage discharge port is also provided below the heat exchanger body.

[0011] Preferably, a temperature transmitter installation port, a liquid level controller installation port and a pressure transmitter installation port are also provided above the heat exchanger body.

[0012] Furthermore, a guide rod is fixed to the outer side of the heat exchanger end cover A, and a hydraulic cylinder fixing plate is fixed to the other end of the guide rod. The hydraulic cylinder fixing plate is fixed to the hydraulic oil cylinder and also includes a piston scraper fixing plate, which is fixedly connected to the hydraulic rod of the hydraulic oil cylinder.

[0013] Preferably, the piston scraper fixing plate is provided with a guide hole, a guide rod passes through the guide hole, and the piston scraper fixing plate slides along the guide rod.

[0014] Furthermore, a refrigerant inlet is provided on the heat exchanger end cover A, and a refrigerant outlet is provided at the lower outer side of the heat exchanger end cover B.

[0015] Preferably, the hydraulic cylinder is connected to a hydraulic station.

[0016] Beneficial technical effects:

[0017] The utility model provides a piston scraper assembly in the heat exchange tube, and the piston scraper assembly moves along the inner wall of the heat exchange tube and scrapes off the solid refrigerant attached to the inner wall of the heat exchange tube, thereby forming a mixture of liquid refrigerant and solid refrigerant in the heat exchange tube. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] The utility model is further described below in conjunction with the accompanying drawings.

[0019] Figure 1 It is a structural schematic diagram of a two-phase refrigerant generator of the utility model.

[0020] Figure 2 It is a schematic diagram of the working state structure of the two-phase refrigerant generator of the utility model.

[0021] Figure 3 It is a structural schematic diagram of the two-phase refrigerant generator of the utility model from another angle.

[0022] Figure 4 It is a cross-sectional view of the two-phase refrigerant generator of the utility model.

[0023] Figure 5 yes Figure 4 A partial enlarged view of part A.

[0024] Figure 6 yes Figure 4 A partial enlarged view of part B.

[0025] Figure 7 yes Figure 4 A partial enlarged view of part C.

[0026] In the figure: 1. Hydraulic cylinder; 2. Hydraulic cylinder fixing plate; 3. Guide rod; 4. Piston scraper fixing plate; 5. Hydraulic rod; 6. Piston scraper assembly; 7. Heat exchanger end cover A; 8. Heat exchanger body; 81. Heat exchange tube; 9. Heat exchanger end cover B; 10. Refrigeration unit; 11. Hydraulic station; 12. Refrigerant inlet; 13. Refrigerant outlet; 14. Pressure transmitter installation port; 15. Liquid level controller installation port; 16. Temperature transmitter installation port; 17. Refrigerant outlet; 18. Refrigerant inlet; 19. Oil and sewage discharge port. DETAILED DESCRIPTION

[0027] The following will be combined with the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments of the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0028] Please refer to Figure 1-7 As shown, a two-phase refrigerant generator includes a heat exchanger body 8, a heat exchange tube 81 is arranged inside the heat exchanger body 8, a piston scraper assembly 6 is arranged inside the heat exchange tube 81, the piston scraper assembly 6 is connected to the output shaft of the hydraulic cylinder 1, and the left and right movement of the output shaft of the hydraulic cylinder 1 drives the piston scraper assembly 6 to move along the inner wall of the heat exchange tube 81 in the heat exchange tube 81, liquid refrigerant is introduced into the heat exchange tube 81, and refrigerant is introduced into the heat exchanger body 8. The liquid refrigerant in the heat exchange tube 81 is converted into solid refrigerant through the refrigerant, and the piston scraper assembly 6 moves along the inner wall of the heat exchange tube 81 while scraping off the solid refrigerant attached to the inner wall of the heat exchange tube 81, thereby forming a mixture of liquid refrigerant and solid refrigerant in the heat exchange tube 81.

[0029] Heat exchanger end covers A7 and heat exchanger end covers B9 are respectively provided on both sides of the heat exchanger body 8. A refrigerant inlet 12 is provided on the heat exchanger end cover A7, and a refrigerant outlet 17 is provided at the lower outer side of the heat exchanger end cover B9.

[0030] A refrigerant outlet 13 is provided above the heat exchanger body 8, and a refrigerant inlet 18 is provided below the heat exchanger body 8. The refrigerant inlet 18 is connected to the refrigeration unit 10. The refrigeration unit 10 can generate refrigerant. The refrigerant enters the heat exchanger body 8 through the refrigerant inlet 18. The refrigerant outlet 13 is connected to the refrigeration unit 10 through a return pipe to form a refrigerant circuit.

[0031] An oil and sewage discharge port 19 is also provided below the heat exchanger body 8 for draining oil or sewage from the heat exchanger body 8 .

[0032] A temperature transmitter installation port 16, a liquid level controller installation port 15, and a pressure transmitter installation port 14 are also provided above the heat exchanger body 8. The temperature transmitter installation port 16, the liquid level controller installation port 15, and the pressure transmitter installation port 14 are spare installation ports, which are used to install a temperature sensor, a liquid level meter or a liquid level sensor, and a pressure transmitter, respectively.

[0033] A guide rod 3 is fixed to the outer side of the heat exchanger end cover A7, and a hydraulic cylinder fixing plate 2 is fixed to the other end of the guide rod 3. The hydraulic cylinder fixing plate 2 is fixed to the hydraulic cylinder 1, and also includes a piston scraper fixing plate 4. The piston scraper fixing plate 4 is fixedly connected to the hydraulic rod 5 of the hydraulic cylinder 1. When the hydraulic cylinder 1 works, the hydraulic rod 5 moves left and right to drive the piston scraper fixing plate 4 to move left and right. A piston scraper assembly 6 is fixed on the piston scraper fixing plate 4. The hydraulic cylinder 1 is connected to the hydraulic station 11, and the hydraulic station 11 provides hydraulic pressure for the operation of the hydraulic cylinder 1.

[0034] The piston scraper fixed plate 4 is provided with a guide hole, and the guide rod 3 passes through the guide hole. The piston scraper fixed plate 4 slides along the guide rod 3, and the guide rod 3 guides the piston scraper fixed plate 4 along a specific trajectory.

[0035] In addition, it should be understood that although the present specification is described according to implementation modes, not every implementation mode contains only one independent technical solution. This description of the specification is only for the sake of clarity. Those skilled in the art should regard the specification as a whole. The technical solutions in each embodiment may also be appropriately combined to form other implementation modes that can be understood by those skilled in the art.

Claims

1. A two-phase refrigerant generator, comprising a heat exchanger body, wherein a heat exchange tube is arranged inside the heat exchanger body, characterized in that: A piston scraper assembly is provided in the heat exchange tube. The piston scraper assembly moves along the inner wall of the heat exchange tube. Liquid refrigerant is introduced into the heat exchange tube, and refrigerant is introduced into the heat exchanger body. The liquid refrigerant inside the heat exchange tube is converted into solid refrigerant through the refrigerant. The piston scraper assembly moves along the inner wall of the heat exchange tube and scrapes off the solid refrigerant attached to the inner wall of the heat exchange tube, thereby forming a mixture of liquid refrigerant and solid refrigerant in the heat exchange tube.

2. A two-phase refrigerant generator according to claim 1, characterized in that: The utility model also comprises a piston-type scraper assembly, which is connected to the output shaft of the hydraulic oil cylinder and driven by the left-right movement of the output shaft of the hydraulic oil cylinder.

3. A two-phase refrigerant generator according to claim 1, characterized in that: Heat exchanger end cover A and heat exchanger end cover B are respectively arranged on both sides of the heat exchanger body.

4. A two-phase refrigerant generator according to claim 1, characterized in that: A refrigerant outlet is arranged above the heat exchanger body, and a refrigerant inlet is arranged below the heat exchanger body, and the refrigerant inlet is connected to the refrigeration unit.

5. A two-phase refrigerant generator according to claim 4, characterized in that: An oil and sewage discharge port is also provided below the heat exchanger body.

6. A two-phase refrigerant generator according to claim 4, characterized in that: A temperature transmitter installation port, a liquid level controller installation port and a pressure transmitter installation port are also arranged above the heat exchanger body.

7. A two-phase refrigerant generator according to claim 3, characterized in that: A guide rod is fixed on the outside of the heat exchanger end cover A, and a hydraulic cylinder fixing plate is fixed to the other end of the guide rod. The hydraulic cylinder fixing plate is fixed to the hydraulic oil cylinder and also includes a piston scraper fixing plate, which is fixedly connected to the hydraulic rod of the hydraulic oil cylinder.

8. A two-phase refrigerant generator according to claim 7, characterized in that: The piston-type scraper fixing plate is provided with a guide hole, a guide rod passes through the guide hole, and the piston-type scraper fixing plate slides along the guide rod.

9. A two-phase refrigerant generator according to claim 3, characterized in that: The heat exchanger end cover A is provided with a refrigerant inlet, and the heat exchanger end cover B is provided with a refrigerant outlet at the lower outer side.

10. A two-phase refrigerant generator according to claim 7, characterized in that: The hydraulic cylinder is connected to the hydraulic station.

Images