CN216204502U

CN216204502U - Novel shunt tube structure of condenser in automobile air conditioner room

Info

Publication number: CN216204502U
Application number: CN202122545833.4U
Authority: CN
Inventors: 张正阳; 杨怀龙
Original assignee: Nanjing Xiezhong Auto Airconditioner Company Co ltd
Current assignee: Xiezhong International Thermal Management System Jiangsu Co ltd
Priority date: 2021-10-22
Filing date: 2021-10-22
Publication date: 2022-04-05
Anticipated expiration: 2031-10-22

Abstract

The utility model discloses a novel shunt tube structure of an indoor condenser of an automobile air conditioner, which comprises a condenser core body, an air inlet distribution tube and a liquid outlet distribution tube, wherein the condenser core body comprises two collecting tubes and a plurality of flat tubes communicated with the two collecting tubes, the collecting tubes are provided with air inlet interfaces and liquid outlet interfaces, the air inlet interfaces are connected with the air inlet distribution tube, the liquid outlet interfaces are connected with the liquid outlet distribution tube, the air inlet distribution tube and the collecting tubes are respectively provided with an air inlet shunt interface, and the air inlet distribution interfaces of the air inlet distribution tube and the air inlet distribution interfaces of the collecting tubes are communicated through a shunt tube. The utility model solves the problems of poor temperature linearity of an air outlet of an air conditioner and high power consumption of the automobile air conditioner due to poor temperature uniformity and high flow resistance of the novel internal refrigerant of the indoor condenser of the automobile air conditioner.

Description

Novel shunt tube structure of condenser in automobile air conditioner room

Technical Field

The utility model relates to a new energy automobile air conditioner, in particular to a novel shunt tube structure of an indoor condenser of an automobile air conditioner.

Background

In a heat pump air-conditioning system of a new energy automobile, an indoor condenser needs to be adopted to replace a traditional warm air core body assembly for heating circulation. Because the internal heat exchange medium is changed into a two-phase working refrigerant from a single-phase working cooling liquid, the traditional one-inlet one-outlet structure has the problems of poor temperature uniformity and high flow resistance under the condition of gas-phase and liquid-phase working, thereby causing the problems of poor temperature linearity of an air outlet of an air conditioner and power consumption increase of an automobile air conditioner.

SUMMERY OF THE UTILITY MODEL

Utility model purpose: the utility model aims to provide a novel shunt tube structure of an indoor condenser of an automobile air conditioner, which solves the problems of poor temperature linearity of an air outlet of the air conditioner and high power consumption of the automobile air conditioner caused by poor temperature uniformity and high flow resistance of an internal refrigerant.

In order to achieve the purpose, the utility model adopts the following technical scheme:

the utility model provides a novel shunt tubes structure of indoor condenser of vehicle air conditioner, includes condenser core, the piping of admitting air, goes out the liquid piping, and the condenser core includes a plurality of flat pipes of two pressure manifolds and two pressure manifolds of intercommunication, and the pressure manifold is equipped with the interface of admitting air and goes out the liquid interface, and the interface connection piping of admitting air goes out the liquid piping, pressure manifold all are equipped with the reposition of redundant personnel interface of admitting air, and the reposition of redundant personnel interface of admitting air piping and pressure manifold passes through the shunt tubes intercommunication.

Further, condenser core quantity is two, and two condenser cores divide into second floor core and first layer core along the air flow direction in proper order, and two condenser cores pass through the stifled cap of connection of collecting pipe tip and connect, through the discharge orifice intercommunication between the collecting pipe of second floor core and first layer core, set up the interface of admitting air and admit air the reposition of redundant personnel interface at the collecting pipe of first layer core, set up out the liquid interface at the collecting pipe of second floor core.

Further, the air inlet interface and the liquid outlet interface are arranged on the collecting pipe on the same side of the first layer core body and the second layer core body.

Further, the air inlet connector and the air inlet shunting connector are respectively arranged at two ends of the collecting pipe of the first layer core body.

Furthermore, the end parts of the air inlet pipe and the liquid outlet pipe are externally connected with an air conditioner pipe fitting through a pressing plate joint.

Has the advantages that: the air inlet distribution interfaces are additionally arranged on the air inlet distribution pipe and the collecting pipe, and the refrigerant is distributed through the distribution pipe, so that the refrigerant flows into each flat pipe of the condenser core more uniformly, the problem of poor temperature uniformity is solved from the aspect of product performance, and the temperature linearity of an air outlet is effectively improved; one part of the refrigerant passing through the air inlet piping is shunted to the collecting pipe through the shunt pipe, so that the refrigerant can be rapidly diffused in the collecting pipe, the flow resistance of the refrigerant in the condenser core body is reduced, and the power consumption of the air conditioner is reduced; the distribution flow pipe elbow direction is adjusted, so that the distribution flow pipe elbow can adapt to HVAC assembly spaces with structures of different sizes, and the adaptability is high.

Drawings

Fig. 1 is a perspective view of a novel shunt tube structure of an indoor condenser of an automobile air conditioner.

Fig. 2 is a front view of the novel shunt tube structure of the condenser in the automobile air conditioner room.

Fig. 3 is a side view of the novel shunt tube structure of the condenser in the automobile air conditioner room.

Fig. 4 is a top view of the novel shunt tube structure of the condenser in the automobile air conditioner room.

Fig. 5 is a diagram illustrating the internal refrigerant flow path of the novel shunt tube structure of the condenser in the air conditioner room of the automobile.

In the figure: 1-platen joint; 2-an air intake pipe; 3-liquid outlet piping; 4-a shunt tube; 5-a second layer core; 6-a first layer of core; 7-collecting pipe; 8-flat tube; 9-connecting the plugging cap.

The specific implementation mode is as follows:

the utility model is further explained below with reference to the drawings.

As shown in fig. 1 to 4, the novel shunt tube structure of the condenser in the automobile air conditioner room of the present invention includes a condenser core, an air inlet pipe 2 and a liquid outlet pipe 3, wherein the condenser core includes two collecting tubes 7 and a plurality of flat tubes 6 communicating the two collecting tubes 7, the collecting tubes 7 are provided with an air inlet interface and a liquid outlet interface, the air inlet interface is connected to the air inlet pipe 2, and the liquid outlet interface is connected to the liquid outlet pipe 3. The end parts of the air inlet pipe and the liquid outlet pipe are externally connected with an air conditioner pipe fitting through a pressure plate joint. The intake pipe 7 and the collecting pipe 6 are both provided with an intake branch port, and the intake branch ports of the intake pipe 7 and the collecting pipe 6 are communicated with each other through the branch pipe 4.

In this embodiment, condenser core quantity is two, and two condenser cores divide into second floor core 5 and first layer core 6 along the air flow direction in proper order, and two condenser cores pass through the stifled cap 9 of the connection of 6 tip of pressure manifold and connect, and through the discharge orifice intercommunication between the pressure manifold 7 of second floor core 5 and first layer core 6, set up the interface of admitting air and admit air the reposition of redundant personnel interface at pressure manifold 7 of first layer core 5, set up out the liquid interface at pressure manifold 7 of second floor core 5. The air inlet interface and the liquid outlet interface are arranged on the collecting pipe 7 on the same side of the first layer core body 6 and the second layer core body 5. The air inlet connector and the air inlet shunting connector are respectively arranged at two ends of the collecting pipe 7 of the first layer core body 6.

As shown in fig. 5, in operation, the high-temperature and high-pressure gaseous refrigerant fed from the inlet pipe is divided into two parts by the shunt pipe, and the two parts are respectively introduced into the two ends of the collecting pipe of the first layer core, uniformly flow into the flat pipe of the first layer core, flow into the collecting pipe of the second layer core through the through hole after performing forced heat exchange with the flowing cold air, then flow into the collecting pipe of the second layer core through the flat pipe of the second layer core, perform forced heat exchange with the flowing cold air again, finally become a liquid refrigerant, flow out through the collecting pipe of the second layer core, and are discharged to the outlet pipe.

The foregoing is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, various modifications and decorations can be made without departing from the principle of the present invention, and these modifications and decorations should also be regarded as the protection scope of the present invention.

Claims

1. The utility model provides a novel shunt tubes structure of indoor condenser of vehicle air conditioner, includes condenser core, the piping of admitting air, goes out the liquid piping, and the condenser core includes a plurality of flat pipes of two pressure manifolds and two pressure manifolds of intercommunication, and the pressure manifold is equipped with the interface of admitting air and goes out the liquid interface, and the interface connection piping of admitting air goes out liquid piping, its characterized in that: the air inlet distribution pipe and the collecting pipe are both provided with an air inlet distribution interface, and the air inlet distribution interfaces of the air inlet distribution pipe and the collecting pipe are communicated through the distribution pipe.

2. The novel shunt tube structure of the indoor condenser of the automobile air conditioner as claimed in claim 1, wherein: condenser core quantity is two, and two condenser cores divide into second floor core and first layer core along the air flow direction in proper order, and two condenser cores are connected through the stifled cap of being connected of collecting pipe tip, through crossing the discharge hole intercommunication between the collecting pipe of second floor core and first layer core, set up the interface of admitting air and admit air the reposition of redundant personnel interface at the collecting pipe of first layer core, set up out the liquid interface at the collecting pipe of second floor core.

3. The novel shunt tube structure of the indoor condenser of the automobile air conditioner as claimed in claim 2, wherein: the air inlet interface and the liquid outlet interface are arranged on the collecting pipe on the same side of the first layer core body and the second layer core body.

4. The novel shunt tube structure of the indoor condenser of the automobile air conditioner as claimed in claim 3, wherein: the air inlet connector and the air inlet shunting connector are respectively arranged at two ends of the collecting pipe of the first layer core body.

5. The novel shunt tube structure of the indoor condenser of the automobile air conditioner as claimed in claim 1, wherein: the end parts of the air inlet pipe and the liquid outlet pipe are externally connected with an air conditioner pipe fitting through a pressure plate joint.