CN215809510U

CN215809510U - High-performance carbon dioxide automobile heat exchange gas-liquid separator

Info

Publication number: CN215809510U
Application number: CN202121354801.XU
Authority: CN
Inventors: 朱晓军; 戴鹏飞; 蒋建良; 张建华; 周忠良; 葛恒超; 陈张蓓; 张涛; 耿燕军
Original assignee: Changzhou Tenglong Auto Parts Co ltd
Current assignee: Changzhou Tenglong Auto Parts Co ltd
Priority date: 2021-06-18
Filing date: 2021-06-18
Publication date: 2022-02-11
Anticipated expiration: 2031-06-18

Abstract

The utility model relates to the technical field of gas-liquid separators, in particular to a high-performance carbon dioxide automobile heat exchange gas-liquid separator. The cylinder is internally provided with a low-pressure component and an aluminum pipe, the aluminum pipe is sleeved on the low-pressure component and is attached to the inner wall of the cylinder, one end of the cylinder is connected with a first connector with an inlet and an outlet, the other end of the cylinder is connected with a second connector with an inlet and an outlet, the center of the low-pressure component is provided with a flow guide pipe, one end of the flow guide pipe exposed outside the low-pressure component is arranged in the cylinder, and the flow guide pipe is provided with a drying bag. The high-performance carbon dioxide automobile heat exchange gas-liquid separator structure is specially designed for a carbon dioxide heat pump air conditioning system, can bear the passing of 40MPa high-pressure fluid of the carbon dioxide heat pump air conditioning system, and cannot generate leakage and fracture risks.

Description

High-performance carbon dioxide automobile heat exchange gas-liquid separator

Technical Field

The utility model relates to a gas-liquid separator structure, in particular to a high-performance carbon dioxide automobile heat exchange gas-liquid separator.

Background

In the air-conditioning refrigeration system, when the compressor works and circulates, if a large amount of liquid refrigerant enters the compressor, the normal work of the compressor can be influenced, even the working fault occurs, and a gas-liquid separator arranged between the compressor and an evaporator is used for separating the liquid in the refrigerant. The gas-liquid separator is provided with a low-temperature low-pressure pipe used for air suction of the compressor, refrigerant sucked by the low-temperature low-pressure pipe contains refrigerator oil, and an oil return hole is formed in the low-temperature low-pressure pipe to adjust the amount of the refrigerant sucked by the compressor and the amount of the refrigerator oil.

At present, the CO2 refrigerant is regarded as having environmental protection performance with ozone depletion potential of 0 and global warming potential of 1. In order to enable the CO2 refrigerant air conditioner to obtain higher performance, a heat regenerator is arranged in the CO2 circulating system, so that heat exchange is performed between the refrigerant at the outlet of the gas cooler and the refrigerant at the outlet of the evaporator, the energy efficiency ratio of the CO2 refrigerant air conditioner can be remarkably improved, and the energy efficiency ratio improvement effect of the heat regenerator on a conventional refrigerant system is not obvious. The independent arrangement of the heat regenerator and the gas-liquid separator can lead to the redundant system, increase the number of welding openings and increase the use risk of the system.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the defects and provides a high-performance carbon dioxide automobile heat exchange gas-liquid separator structure.

In order to overcome the defects in the background art, the technical scheme adopted by the utility model for solving the technical problems is as follows: the high-performance carbon dioxide automobile heat exchange gas-liquid separator structure comprises a barrel, wherein a low-pressure component and an aluminum pipe are arranged in the barrel, the aluminum pipe is sleeved on the low-pressure component and is attached to the inner wall of the barrel, one end of the barrel is connected with a first connector provided with an inlet and an outlet, the other end of the barrel is connected with a second connector provided with an inlet and an outlet, a flow guide pipe is arranged in the center of the low-pressure component, one end of the flow guide pipe, which is exposed out of the low-pressure component, is arranged in the barrel, and a drying bag is arranged on the flow guide pipe.

According to another embodiment of the present invention, it further comprises a first inflow port and a first outflow port provided on said joint, the first inflow port being connected to one end of the aluminum pipe through a radial seal, the first outflow port being connected to the inside of the can.

According to another embodiment of the utility model, the device further comprises a second inlet and a second outlet which are arranged on the second connector, the second outlet is connected to the other end of the aluminum pipe through a second radial sealing element, and the second inlet is connected with the low-pressure assembly.

According to another embodiment of the present invention, the low pressure assembly further comprises a cover, and the second inlet is connected to the inlet of the cover.

According to another embodiment of the utility model, the device further comprises a connector which is fixedly connected with the barrel through a closing-in at one end of the barrel after being arranged at one end of the barrel.

According to another embodiment of the utility model, the second connector is arranged at the other end of the cylinder body and is fixedly connected through the closing-up at the other end of the cylinder body.

The utility model has the beneficial effects that: the high-performance carbon dioxide automobile heat exchange gas-liquid separator structure is specially designed for a carbon dioxide heat pump air conditioning system, can bear the passing of 40MPa high-pressure fluid of the carbon dioxide heat pump air conditioning system, and cannot generate leakage and fracture risks; the structure can be used for the traditional refrigerant under the condition that the traditional gas-liquid separation structure can only separate low-pressure refrigerants, and also has the gas-liquid separation function; the structure is additionally provided with high-pressure and low-pressure fluid pipelines, and a high-pressure carbon dioxide refrigerant is provided with a special pipeline, only passes through the special pipeline and fully participates in the heat exchange function through a spiral pipe; the heat exchange tube adopts a spiral tube structure, so that the heat exchange length is greatly increased in a limited space, the heat exchange quantity is improved, and the heat exchange length can be adjusted as required; the structure is convenient to install and fix, convenient to process and lower in production efficiency and product cost.

Drawings

The utility model is further illustrated with reference to the following figures and examples.

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic view of the structure of an aluminum pipe;

FIG. 3 is a schematic view of the low pressure assembly placing cap end;

FIG. 4 is a schematic structural diagram of a first joint;

FIG. 5 is a schematic structural view of the top view of FIG. 4;

FIG. 6 is a schematic structural view of a second joint;

FIG. 7 is a schematic structural view of the top view of FIG. 6;

FIG. 8 is a schematic view of the structure in the direction G-G of FIG. 7;

wherein: 1. the device comprises a first connector, a second connector, a third connector, a fourth connector, a fifth connector, a sixth connector, a fifth connector, a sixth connector, a fourth connector, a sixth connector, a fourth connector, a fifth connector, a sixth connector, a fourth connector, a sixth connector, a fifth connector, a sixth connector, a fourth connector, a low-pressure assembly, 6, a cover, 7, a honeycomb duct, 8, a drying bag, 9, an inflow inlet, an outflow opening, 11, an outflow opening, 12, an outflow opening, an outflow second 12, an outflow second connector, an outflow opening, a second 12, an outflow opening, an outflow second connector, an outflow opening, a second 12, an outflow opening, a second connector, an outflow opening, a second inlet, an outflow opening, a second connector, an outflow opening, a second inlet, a second connector, a second connector, a second inlet, a second connector, a second.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

As shown in fig. 1-3, the device comprises a cylinder 3, a low-pressure component 5 and an aluminum pipe 4 are arranged in the cylinder 3, the aluminum pipe 4 is sleeved on the low-pressure component 5 and attached to the inner wall of the cylinder 3, one end of the cylinder 3 is connected with a first connector 1 provided with an inlet and an outlet, the other end of the cylinder 3 is connected with a second connector 2 provided with an inlet and an outlet, a flow guide pipe 7 is arranged at the center of the low-pressure component 5, one end of the flow guide pipe 7 exposed outside the low-pressure component 5 is arranged in the cylinder 3, and a drying bag 8 is arranged on the flow guide pipe 7. The integral structure is divided into three layers, the outermost layer is a sealed cylinder 3 which is of a cylindrical structure, and two ends of the cylinder are fixed with a first connector 1 and a second connector 2 in a closing-up mode; the middle layer is a spiral aluminum pipe 4 which is connected with the first joint 1 and the second joint 2 through radial sealing; the innermost layer is a low-pressure component 5 which is also connected with the inlet of the connector II 2 through a radial sealing buckle and then is surrounded by an aluminum pipe 4, and an independent gas-liquid separation circulating structure is arranged in the low-pressure component.

Preferably, as shown in fig. 4 and 5, the joint one 1 is provided with an inflow port one 9 and an outflow port one 10, the inflow port one 9 is connected to one end of the aluminum pipe 4 through a radial seal one 13, and the outflow port one 10 is connected to the inside of the barrel 3.

Preferably, as shown in fig. 6, 7 and 8, the second connector 2 is provided with a second inflow port 12 and a second outflow port 11, the second outflow port 11 is connected to the other end of the aluminum pipe 4 through a second radial seal 14, and the second inflow port 12 is connected to the low-pressure assembly 5.

Preferably, as shown in fig. 3, the low pressure assembly 5 is provided with a cover 6, and the second inlet 12 is connected with an inlet on the cover 6.

Preferably, as shown in fig. 1, the first connector 1 is disposed at one end of the barrel 3 and is fixedly connected by closing one end of the barrel 3. The second connector 2 is arranged at the other end of the barrel 3 and then fixedly connected through the closing-up of the other end of the barrel 3.

Examples

The integral structure is divided into three layers, wherein the outermost layer is a sealed cylinder 3, the middle layer is a spiral aluminum pipe 4, the innermost layer is a low-pressure component 5, and two ends of the cylinder 3 are fixed with a first connector 1 and a second connector 2 in a closing-up mode. High-temperature and high-pressure gas flows into the aluminum pipe 4 from the first inflow port 9 and then flows out from the second outflow port 11 connected with the aluminum pipe 4 to form a closed loop, and at the moment, the spiral aluminum pipe 4 plays a role in heat release for the inner cavity; and low-temperature and low-pressure gas and liquid flow into the low-pressure assembly 5 from the second inflow port 12, gas and liquid are separated after entering the low-pressure assembly 5, the separated gas flows out of the draft tube 7 of the low-pressure assembly 5 into the barrel 3, passes through the spiral high-temperature aluminum tube 4, absorbs heat emitted by the aluminum tube 4, so that the temperature of the gas is increased, and then the gas flows out of the first outflow port 10.

The low-pressure and low-temperature refrigerant is filled outside the aluminum pipe, and the spiral pipe releases heat outwards and is absorbed by the external refrigerant, so that the heat exchange effect is achieved.

The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and equivalent alternatives or modifications according to the technical solution of the present invention and the inventive concept thereof should be covered by the scope of the present invention.

Claims

1. The utility model provides a high performance carbon dioxide car heat exchange vapour and liquid separator, includes barrel (3), its characterized in that: the novel drying barrel is characterized in that a low-pressure component (5) and an aluminum pipe (4) are arranged in the barrel body (3), the aluminum pipe (4) is sleeved on the low-pressure component (5) and attached to the inner wall of the barrel body (3), one end of the barrel body (3) is connected with a first connector (1) with an inlet and an outlet, the other end of the barrel body is connected with a second connector (2) with an inlet and an outlet, a guide pipe (7) is arranged at the center of the low-pressure component (5), one end, exposed out of the low-pressure component (5), of the guide pipe (7) is arranged in the barrel body (3), and a drying bag (8) is arranged on the guide pipe (7).

2. The high performance carbon dioxide automotive heat exchange gas-liquid separator of claim 1, wherein: the joint I (1) is provided with an inflow port I (9) and an outflow port I (10), the inflow port I (9) is connected to one end of the aluminum pipe (4) through a radial seal I (13), and the outflow port I (10) is connected with the inside of the barrel (3).

3. The high performance carbon dioxide automotive heat exchange gas-liquid separator of claim 1, wherein: and the joint II (2) is provided with an inflow port II (12) and an outflow port II (11), the outflow port II (11) is connected to the other end of the aluminum pipe (4) through a radial sealing piece II (14), and the inflow port II (12) is connected with the low-pressure component (5).

4. The high performance carbon dioxide automotive heat exchange gas-liquid separator of claim 1, wherein: and a cover (6) is arranged on the low-pressure assembly (5), and the inflow port II (12) is connected with an inlet on the cover (6).

5. The high performance carbon dioxide automotive heat exchange gas-liquid separator of claim 1, wherein: the connector I (1) is arranged at one end of the barrel body (3) and then is fixedly connected through a closing-up at one end of the barrel body (3).

6. The high performance carbon dioxide automotive heat exchange gas-liquid separator of claim 1, wherein: the second connector (2) is arranged at the other end of the barrel body (3) and then is fixedly connected through the closing-up of the other end of the barrel body (3).