Circulating type CO2 pump liquid supply refrigerating device

Abstract

The utility model relates to the technical field of refrigerating devices, and discloses a circulating type CO2 pump liquid supply refrigerating device which comprises a base, a working mechanism is fixedly arranged on the top face of the base, and an adjusting mechanism is fixedly arranged on the right side face of the working mechanism in a penetrating mode. The working mechanism comprises a working part and a connecting part; the side surface of the connecting part is fixedly connected with the side surface of the working part; the working part comprises an output pump; the bottom surface of the output pump is fixedly connected with the top surface of the base; the adjusting mechanism comprises an adjusting part and a power part; the bottom surface of the power part is fixedly connected with the top surface of the adjusting part; the power part comprises a device block, and a motor is fixedly arranged on the top face of the device block. According to the carbon dioxide conveying device, the adjusting mechanism is arranged, and a motor and a threaded rod are arranged to work in a matched mode, so that a moving block can drive an output head to move up and down, corresponding carbon dioxide conveying work is conducted according to the effect of three openings of the switching device, and the actual specific requirements are met.

Description

Technical Field

[0001] The utility model relates to the technical field of refrigeration devices, in particular to a circulating CO2 pump liquid supply refrigeration device. Background Art

[0002] The compressor in the liquid CO2 circulation pump is one of the key components. During operation, the compressor draws liquid CO2 into the pump body through a piston or centrifugal mechanism and increases its pressure. The compressor is usually driven by an electric motor, enabling it to generate enough force to push the gas to the high-pressure area.

[0003] A Chinese patent discloses a shutdown pressure maintenance device for a CO2 refrigeration system, with the publication number CN114383336B, which includes a liquid storage tank body and a pressure-maintaining component, and a containing space is formed inside the pressure-maintaining component; the pressure-maintaining component includes an outer thermal insulation material, a phase change material wrapping layer, a CO2 refrigerant, a liquid inlet pipe, a liquid discharge pipe, a throttle valve, and an exhaust pipe; the phase change material wrapping layer is wrapped on the outer wall of the liquid storage tank body, and uses the cold stored in the refrigerant to keep the refrigerant tank body at a low temperature, so that the CO2 in the system migrates to the phase change cooling tank body and is stored in liquid form for a long time. This allows the CO2 refrigerant in the system to be stored in a smaller volume without exceeding the safe pressure range after the refrigeration system is shut down.

[0004] However, there are still the following disadvantages: when the shutdown pressure maintaining device of the CO2 refrigeration system is in use, it is impossible to switch the circulation and transportation of the refrigerant liquid according to actual needs, so a circulating CO2 pump liquid supply refrigeration device is designed. Utility Model Content

[0005] 1. Technical issues to be resolved

[0006] The purpose of the utility model is to provide a circulating CO2 pump liquid supply refrigeration device in order to solve the above-mentioned problem, so as to solve the problem that the circulating transportation of the refrigerant liquid cannot be switched according to actual needs when used in the prior art, so a circulating CO2 pump liquid supply refrigeration device is designed.

[0007] (II) Technical solution

[0008] The utility model provides the following technical solution: a circulating CO2 pump liquid supply refrigeration device comprises a base, a working mechanism is fixedly arranged on the top surface of the base, and an adjustment mechanism is fixedly arranged on the right side of the working mechanism;

[0009] The working mechanism comprises a working part and a connecting part, and the side surface of the connecting part is fixedly connected to the side surface of the working part;

[0010] The working part comprises an output pump, the bottom surface of the output pump is fixedly connected to the top surface of the base;

[0011] The regulating mechanism comprises a regulating part and a power part, and the bottom surface of the power part and the top surface of the regulating part are fixedly connected;

[0012] The power unit comprises a device block, a motor is fixedly arranged on the top surface of the device block, and the bottom surface of the motor output rod penetrates the top surface of the device block and extends to the inside of the device block.

[0013] Preferably, a connecting assembly is fixedly sleeved on the surface of the output pump, a connecting pipe is fixedly provided on the back of the connecting assembly, a refrigeration box is fixedly provided on the back end surface of the connecting pipe, and the interior of the connecting pipe is connected to the interior of the refrigeration box.

[0014] Preferably, a door is sealed inside the top of the refrigeration box, the top inner wall of the refrigeration box and the left side of the door are hinged by a hinge rod, a handle is fixedly provided on the right top inner wall of the door, and an output pipe is fixedly provided on the right side of the output pump.

[0015] Preferably, a threaded rod is fixedly provided on the bottom surface of the motor output rod, the surface of the threaded rod and the inner wall of the device block are rotatably connected by a bearing, a moving block is threadedly sleeved on the surface of the threaded rod, and the side of the moving block and the inner wall of the device block are frictionally and slidably connected.

[0016] Preferably, a hydraulic rod is fixedly provided on the left side of the moving block, the right end face of the hydraulic rod output rod passes through the left side of the moving block and extends into the interior of the moving block, the right end face of the hydraulic rod output rod is fixedly provided with an output head, and the top face of the output pipe and the bottom face of the output head are fixedly connected.

[0017] Preferably, two connecting frames are fixedly provided on the front and rear end faces of the device block respectively, and adapter devices are fixedly provided on the front and rear end faces of the two connecting frames. A circulation pipe is fixedly provided on the top surface of the adapter device, the bottom surface of the left end of the circulation pipe and the top surface of the output pump are fixedly connected, and a fixed pipe is fixedly provided on the inner wall of the adapter device.

[0018] Compared with the prior art, the beneficial effects of the utility model are:

[0019] 1. The circulating CO2 pump liquid supply refrigeration device is provided with an adjustment mechanism, and the cooperation of the motor and the threaded rod is provided, so that the moving block can drive the output head to move up and down, so as to perform corresponding carbon dioxide delivery work according to the functions of the three ports of the adapter device, thereby meeting the specific needs of reality;

[0020] 2. The circulating CO2 pump liquid supply refrigeration device is provided with a hydraulic rod and a switching device for cooperation, so that when it is necessary to output carbon dioxide, the output head and the switching device can be quickly sealed and connected through the hydraulic rod, so that the subsequent carbon dioxide output work has a stronger sealing performance;

[0021] 3. The circulating CO2 pump liquid supply refrigeration device is provided with a working mechanism and a handle and a door that work together, so that when the output pump is performing the carbon dioxide liquid supply refrigeration work, the door can be opened to add a proper amount of ice cubes into the refrigeration box, thereby improving the refrigeration effect. BRIEF DESCRIPTION OF THE DRAWINGS

[0022] Figure 1 This is a three-dimensional schematic diagram of the front structure of the utility model;

[0023] Figure 2 It is a three-dimensional cross-sectional schematic diagram of the front structure of the utility model;

[0024] Figure 3 It is a three-dimensional schematic diagram of the back structure of the utility model;

[0025] Figure 4 It is a three-dimensional cross-sectional schematic diagram of the right side structure of the utility model;

[0026] Figure 5 For this utility model Figure 2 A three-dimensional enlarged schematic diagram of the structure of area A in the middle.

[0027]

Main component symbol description

[0028] 1. Base; 2. Working mechanism; 201. Output pump; 202. Connecting assembly; 203. Connecting pipe; 204. Refrigeration box; 205. Box door; 206. Handle; 207. Output pipe; 3. Adjusting mechanism; 301. Device block; 302. Motor; 303. Threaded rod; 304. Moving block; 305. Hydraulic rod; 306. Output head; 307. Connecting frame; 308. Adapter; 309. Circulation pipe; 310. Fixed pipe. DETAILED DESCRIPTION

[0029] The embodiment of the utility model provides a circulating CO2 pump liquid supply refrigeration device.

[0030] See also Figure 1 , Figure 2 , Figure 3 and Figure 4As shown, a circulating CO2 pump liquid supply refrigeration device comprises a base 1, a working mechanism 2 is fixedly arranged on the top surface of the base 1, and an adjusting mechanism 3 is fixedly arranged on the right side of the working mechanism 2; the working mechanism 2 comprises a working part and a connecting part, and the side surface of the connecting part is fixedly connected to the side surface of the working part; the working part comprises an output pump 201, a servo motor is arranged on the left end of the output pump 201, and the bottom surface of the output pump 201 is fixedly connected to the top surface of the base 1; the adjusting mechanism 3 comprises an adjusting part and a power part, and the bottom surface of the power part is fixedly connected to the top surface of the adjusting part; the power part comprises a device block 301, a motor 302 is fixedly arranged on the top surface of the device block 301, and the bottom surface of the output rod of the motor 302 passes through the top surface of the device block 301 and extends to the inside of the device block 301; during operation, when carbon dioxide circulation is required, the motor 302 is started to rotate the threaded rod 303, A connecting assembly 202 is fixedly sleeved on the surface of the output pump 201, a connecting pipe 203 is fixedly provided on the back of the connecting assembly 202, a refrigerating box 204 is fixedly provided on the back end surface of the connecting pipe 203, and the inside of the connecting pipe 203 is connected with the inside of the refrigerating box 204; when working, the sealing of the refrigerating box 204 is ensured, and cooling is transported to the connecting assembly 202 through the connecting pipe 203; a box door 205 is sealed inside the top of the refrigerating box 204, the top inner wall of the refrigerating box 204 and the left side of the box door 205 are hinged by a hinge rod, a handle 206 is fixedly provided on the top inner wall of the right side of the box door 205, and an output pipe 207 is fixedly provided on the right side of the output pump 201; when working, the base 1 is firmly installed, a proper amount of ice cubes are added into the inside of the refrigerating box 204, and the handle 206 is grasped to flip the box door 205 along the hinge rod to close it.

[0031] Please refer again Figure 2 , Figure 3 and Figure 4 and Figure 5, a threaded rod 303 is fixedly arranged on the bottom surface of the output rod of the motor 302, the model of the motor 302 is Y2-112M-6, the surface of the threaded rod 303 and the inner wall of the device block 301 are rotatably connected by a bearing, a moving block 304 is threadedly sleeved on the surface of the threaded rod 303, and the side of the moving block 304 is frictionally and slidably connected with the inner wall of the device block 301; when working, the motor 302 is started to rotate the threaded rod 303, driving the moving block 304 to move upward, so that the output head 306 corresponds to the left end of the circulation pipe 309, and a hydraulic rod 305 is fixedly arranged on the left side of the moving block 304, and the right end surface of the output rod of the hydraulic rod 305 penetrates the left side of the moving block 304 and extends to the inside of the moving block 304, and the right end surface of the output rod of the hydraulic rod 305 is fixedly arranged with the output head 306, and the top surface of the output pipe 207 and the output head The bottom surface of 306 is fixedly connected; when working, the hydraulic rod 305 is started, so that the output head 306 is quickly clamped in the circulation pipe 309, so that the carbon dioxide is circulated, and two connecting frames 307 are fixedly provided on the front and rear end surfaces of the device block 301 respectively, and the front and rear end surfaces of the two connecting frames 307 are fixedly provided with adapters 308, and the top surface of the adapter 308 is fixedly provided with a circulation pipe 309, and the bottom surface of the left end of the circulation pipe 309 and the top surface of the output pump 201 are fixedly connected, and the inner wall of the adapter 308 is fixedly provided with a fixed pipe 310; when working, when it is needed to be transported to the outside, the motor 302 is started again, so that the moving block 304 moves downward and contacts with the corresponding fixed pipe 310, and the hydraulic rod 305 is started to connect the fixed pipe 310 and the output head 306.

[0032] Working principle: When in use, first install the base 1 firmly, add an appropriate amount of ice cubes into the refrigeration box 204, grab the handle 206 and flip the box door 205 along the hinge rod to ensure the sealing of the refrigeration box 204, and transport the cooling to the connecting component 202 through the connecting pipe 203, and transport the carbon dioxide refrigeration through the output pump 201, and output it to the output head 306 through the output pipe 207. When carbon dioxide circulation is required, start the motor 302 to rotate the threaded rod 303, drive the moving block 304 to move upward, so that the output head 306 and the left end of the circulation pipe 309 correspond, start the hydraulic rod 305, so that the output head 306 is quickly clamped in the circulation pipe 309, so that carbon dioxide circulates. When it is needed to be transported to the outside, start the motor 302 again, so that the moving block 304 moves downward and contacts the corresponding fixed pipe 310, and start the hydraulic rod 305 to connect the fixed pipe 310 and the output head 306.

[0033] Although the embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A circulating CO2 pump liquid supply refrigeration device, comprising a base (1), characterized in that: A working mechanism (2) is fixedly arranged on the top surface of the base (1), and an adjustment mechanism (3) is fixedly arranged through the right side surface of the working mechanism (2); The working mechanism (2) comprises a working part and a connecting part, and the side surface of the connecting part is fixedly connected to the side surface of the working part; The working part comprises an output pump (201), the bottom surface of the output pump (201) is fixedly connected to the top surface of the base (1); The regulating mechanism (3) comprises a regulating part and a power part, wherein the bottom surface of the power part and the top surface of the regulating part are fixedly connected; The power unit comprises a device block (301), a motor (302) is fixedly arranged on the top surface of the device block (301), and the bottom surface of the output rod of the motor (302) penetrates the top surface of the device block (301) and extends into the inside of the device block (301).

2. A circulating CO2 pump liquid supply refrigeration device according to claim 1, characterized in that: A connecting assembly (202) is fixedly sleeved on the surface of the output pump (201), a connecting pipe (203) is fixedly provided on the back of the connecting assembly (202), a refrigeration box (204) is fixedly provided on the back end surface of the connecting pipe (203), and the interior of the connecting pipe (203) is connected to the interior of the refrigeration box (204).

3. A circulating CO2 pump liquid supply refrigeration device according to claim 2, characterized in that: The top of the refrigeration box (204) is sealed with a box door (205), the top inner wall of the refrigeration box (204) and the left side of the box door (205) are hinged by a hinge rod, a handle (206) is fixedly provided on the right top inner wall of the box door (205), and an output pipe (207) is fixedly provided through the right side of the output pump (201).

4. A circulating CO2 pump liquid supply refrigeration device according to claim 3, characterized in that: A threaded rod (303) is fixedly arranged on the bottom surface of the output rod of the motor (302); the surface of the threaded rod (303) and the inner wall of the device block (301) are rotatably connected via a bearing; a moving block (304) is threadedly sleeved on the surface of the threaded rod (303); and the side surface of the moving block (304) and the inner wall of the device block (301) are frictionally and slidably connected.

5. A circulating CO2 pump liquid supply refrigeration device according to claim 4, characterized in that: A hydraulic rod (305) is fixedly arranged on the left side of the moving block (304); the right end face of the output rod of the hydraulic rod (305) penetrates the left side of the moving block (304) and extends into the interior of the moving block (304); an output head (306) is fixedly arranged on the right end face of the output rod of the hydraulic rod (305); and the top face of the output pipe (207) and the bottom face of the output head (306) are fixedly connected.

6. A circulating CO2 pump liquid supply refrigeration device according to claim 1, characterized in that: Two connecting frames (307) are fixedly arranged on the front and rear end surfaces of the device block (301), and adapter devices (308) are fixedly arranged on the front and rear end surfaces of the two connecting frames (307). A circulation pipe (309) is fixedly arranged through the top surface of the adapter device (308). The bottom surface of the left end of the circulation pipe (309) is fixedly connected to the top surface of the output pump (201), and a fixed pipe (310) is fixedly arranged on the inner wall of the adapter device (308).

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