CN217442016U

CN217442016U - Automobile air conditioner gas-liquid separator and cooling system

Info

Publication number: CN217442016U
Application number: CN202220867850.1U
Authority: CN
Inventors: 张事业; 梁杰; 黄帅
Original assignee: Zhejiang Lingsheng Power Technology Co Ltd
Current assignee: Zhejiang Lingsheng Power Technology Co Ltd
Priority date: 2022-04-14
Filing date: 2022-04-14
Publication date: 2022-09-16
Anticipated expiration: 2032-04-14

Abstract

The utility model discloses a gas-liquid separator and a cooling system of an automobile air conditioner, which aim to solve the defects of low efficiency of the separator and low utilization efficiency of refrigerant heat in the prior art; the utility model adopts the following technical proposal to solve the technical problems, which comprises a liquid separator body, wherein the upper end of the separator body is provided with a first inlet and a first outlet, and the lower end of the separator body is provided with a second outlet; a baffle device is arranged in the separator body. The utility model has the advantages that the upper end and the lower end of the liquid separator are respectively provided with the first outlet and the second outlet, so that the refrigerant medium is influenced by gravity after entering the separator, the refrigerant medium is deposited at the lower end of the separator, and the gaseous refrigerant medium is accumulated at the upper end of the separator, so that the refrigerant medium in different states can be selected according to actual needs to meet the requirements of temperature rise or temperature reduction; the baffle device is arranged in the separator body, so that the separation efficiency of liquid and gas of the refrigerant is improved.

Description

Automobile air conditioner gas-liquid separator and cooling system

Technical Field

The utility model relates to a separator technical field, more specifically say, it relates to an automobile air conditioner vapour and liquid separator and cooling system.

Background

As the energy crisis and the environmental cost are higher and higher, the zero emission of the pure electric vehicle is more and more emphasized by people, and the research on the power battery as the heart of the electric vehicle is more and more emphasized by taking the power battery as the heart of the electric vehicle

Along with the requirements of a user on the endurance mileage and the charging speed of the electric vehicle are higher and higher, the heat productivity of the battery is higher and higher, and the thermal management of the battery is required to be more efficient and more energy-saving. At present, the battery mainly adopts a cooling liquid secondary loop heat exchange system, the heat exchange efficiency of the cooling liquid is far lower than that of a refrigerant due to low heat exchange efficiency of the cooling liquid, but in the prior art, the use efficiency of the refrigerant is not ideal, so that the energy utilization rate of the refrigerant for heating and cooling the automobile battery is low.

Chinese patent publication No. CN209336438U, announcement date 2019, 9/3/h, the name of the utility model is a noise reduction integrated type automobile air-liquid separator, and this application discloses a noise reduction integrated type automobile air-liquid separator, which comprises a shell, an expansion joint, a baffle mechanism, a guide plate, a gas-liquid inlet, a gas outlet, a noise reduction mechanism, a gas guide plate, a liquid collection tank, a baffle plate and a liquid discharge valve, the utility model discloses a baffle mechanism, a noise reduction mechanism and a liquid collection tank are arranged, and the noise reduction mechanism is arranged at the gas inlet, so that the generated noise can be reduced; however, in the case of an automobile, the noise generated by the separator cannot affect the overall noise of the automobile; and the baffling mechanism in the above-mentioned application is not good to gas-liquid separation's effect at baffling separation in-process for the separation efficiency of gas-liquid is lower.

Therefore, a separator with high liquid separation efficiency and good liquid separation effect is needed to solve the above technical problems.

SUMMERY OF THE UTILITY MODEL

The utility model overcomes separator inefficiency, the low not enough of refrigerant heat utilization efficiency among the prior art provide a cooling system of car air conditioner vapour and liquid separator and use, and it can improve the efficiency of branch liquid, improves the result of use of refrigerant.

In order to solve the technical problem, the utility model discloses a following technical scheme: the automobile air-conditioning gas-liquid separator comprises a liquid separator body, wherein a first inlet and a first outlet are formed in the upper end of the separator body, and a second outlet is formed in the lower end of the separator body; a baffle device is arranged in the separator body.

The utility model discloses a set up first export and second export respectively at the upper end of knockout and lower extreme for the refrigerant medium matter receives the influence of gravity after getting into the separator, makes the refrigerant medium matter deposit in the lower extreme of separator, and gaseous refrigerant medium is gathered in the upper end of separator, makes the refrigerant medium of different states of selection according to actual needs, in order to satisfy the demand of intensification or cooling; meanwhile, a baffle device is arranged in the separator body, so that the separation efficiency of the liquid and the gaseous cold medium is improved.

Preferably, the baffle device comprises a plurality of linearly arranged dispersion discs, and a plurality of dispersion grooves are arranged on the dispersion discs; the adjacent flow dispersing disks are staggered so that the flow dispersing grooves are arranged in a staggered manner.

Through set up the effuser on the effuser dish for when cold media matter flow channel effuser dish was last, can flow to next effuser through the effuser on the effuser dish, through the baffling effect of effuser dish layer upon layer, the liquid form that makes the cold media matter can be abundant with gaseous form separation.

Preferably, flow stopping flanges are arranged on two sides of the flow dispersing groove; the flow stopping blocking edge divides the flow dispersing groove into different areas, and a communication channel for communicating adjacent areas is arranged on the flow stopping blocking edge.

The effect of the flow stopping baffle edge enables liquid on the flow dispersing groove to flow out of the flow dispersing groove when reaching a certain liquid level, so that the effect of separating the cold medium is better.

Preferably, the bottom surface of the dispersion plate is provided with a guide part for guiding the gas, and the guide part is arranged in an arc shape.

In order to make can better upwards separate gaseous cold medium mass-energy, set up the guide portion for gaseous cold medium can guide to the scattered flow dish through the guide portion all around, makes gaseous cold medium and liquid cold medium mass-energy better that can separate.

Preferably, a separation pipeline is arranged in the liquid distributor body, one end of the separation pipeline is connected with the circumferential direction of the dispersion plate, and the other end of the dispersion plate is connected with the first inlet.

The setting of separating the pipeline can prevent that gaseous state refrigerant medium from flowing out in first inlet, also can play gas-liquid separation's effect simultaneously for the effect of separation is better.

A cooling system includes an automotive air conditioning gas-liquid separator.

Preferably, the heat exchanger comprises a first heat exchanger and a second heat exchanger, the first outlet and the second outlet are connected with one end of the first heat exchanger through a pipeline, the other end of the first heat exchanger is connected with one end of the second heat exchanger through a pipeline, and the other end of the second heat exchanger is connected with the first inlet through a pipeline.

The cold medium can reach the first heat exchanger through the pipeline under the transmission action of the pipeline, so that the related equipment is cooled or heated; the second radiator is arranged to heat or cool the cold medium so as to meet the heating or cooling requirements of relevant equipment.

Compared with the prior art, the beneficial effects of the utility model are that: (1) according to the practical situation, the gaseous refrigerant medium or the liquid refrigerant medium is selected to heat or cool the related equipment, so that the heat efficiency of the refrigerant medium is improved; (2) the separation efficiency of the refrigerant medium can be improved.

Drawings

FIG. 1 is a schematic diagram of the present invention;

fig. 2 is a cross-sectional view of the present invention;

fig. 3 is a perspective view of the baffle device of the present invention;

fig. 4 is a perspective view from another perspective of the baffle of the present invention;

FIG. 5 is a schematic view of the cooling system of the present invention;

in the figure: 1. the liquid distributor comprises a liquid distributor body 11, a first inlet 12, a first outlet 13, a second outlet 2, a baffle device 21, a flow dispersing disc 211, a flow dispersing groove 212, a flow stopping flange 213, a communication channel 214, a guide part 22 and a separating pipeline; 3. the device comprises a first heat exchanger, a second heat exchanger, a pump body, a solenoid valve, a battery and a first heat exchanger 4, a second heat exchanger 5, a pump body 6.

Detailed Description

The technical solution of the present invention is further described in detail by the following specific embodiments in combination with the accompanying drawings:

example 1: referring to fig. 1 to 4, the automobile air-conditioning gas-liquid separator includes a separator body 1, a first inlet 11 and a first outlet 12 provided at an upper end of the separator body 1, and a second outlet 13 provided at a lower end of the separator body 1; a baffle device 2 is arranged in the separator body 1.

The baffle device 2 comprises a plurality of linearly arranged scattering disks 21, a plurality of scattering grooves 211 are arranged on the scattering disks 21, and the scattering grooves 211 are arranged to be distributed circumferentially in the embodiment; the adjacent diffusing plates 21 are staggered to make the diffusing grooves 211 arranged in a staggered manner. The flow stopping ribs 212 are arranged on two sides of the flow dispersing groove 211, and the flow stopping ribs have the function of enabling liquid on the flow dispersing groove to flow out of the flow dispersing groove only when the liquid reaches a certain liquid level, so that the refrigerant medium can synchronously flow out of all the flow dispersing grooves on the flow dispersing disc 21, the effect of separating the refrigerant medium is better, but a certain amount of refrigerant medium can be filled in the flow dispersing disc, and therefore the height of the flow stopping ribs is not too high in actual setting; the flow stopping rib 212 divides the flow dispersing groove 21 into different areas, and the flow stopping rib 212 is provided with a communication channel 213 for communicating adjacent areas.

The bottom surface of the dispersion plate 21 is provided with a guide portion 214 for guiding the gas, and the guide portion 214 is arranged in an arc shape.

A separating pipeline 22 is arranged in the liquid distributor body 1, one end of the separating pipeline 22 is connected with the circumferential direction of the uppermost end of the scattering disk 21 of the baffle device 2, and the other end of the scattering disk 21 is connected with the first inlet 11. The separating duct 22 serves to separate the gaseous refrigerant medium from the liquid refrigerant medium.

The working principle of the embodiment is as follows: the refrigerant medium enters the separator body 1 through the first inlet 11, falls on the first diffusion disc 21 through the separation effect of the separation pipeline 22, and flows to the second diffusion disc 21 from the diffusion groove 211 through the effect of the flow stopping rib 212 and the communication effect of the communication channel 213 when the liquid level of the refrigerant medium exceeds the flow stopping rib 212; because the adjacent diffusion disks 21 are arranged in a staggered manner, the refrigerant medium can flow to the next diffusion disk 21 only when flowing to the second diffusion disk 21 beyond the flow stopping rib 212, when the refrigerant medium flows from one diffusion disk 21 to the other diffusion disk 21, the gaseous refrigerant medium and the liquid refrigerant medium are separated, and the gaseous refrigerant medium can move upwards from the periphery of the diffusion disks 21 under the action of the guide part 214, so that the interaction between the gaseous refrigerant medium and the liquid refrigerant medium is reduced, and the separation efficiency of the refrigerant medium is improved; at the same time, by providing a separating duct 22, the gaseous refrigerant medium is prevented from flowing out of the first inlet.

Example 2: referring to fig. 5, a cooling system includes an automotive air conditioning gas-liquid separator. Including first heat exchanger 3 and second heat exchanger 4, first heat exchanger 3 is used for heating or rising temperature battery 7, the second heat exchanger is plate heat exchanger, first export 12 is connected with the one end of second export 13 through pipeline and first heat exchanger 3, the other end of first heat exchanger 3 is connected through the pipeline with the one end of second heat exchanger 4, the other end of second heat exchanger 4 is connected with first inlet 11 through the pipeline, be provided with solenoid valve 6 on the pipeline with first export 12 and second export 13 intercommunication, still be provided with the pump body 5 on the pipeline with second export 13 intercommunication.

The working principle of the embodiment is as follows: comprises two working states, namely a heating state and a cooling state; heating state: when the battery 7 needs to be heated, the plate-type radiator 4 heats the refrigerant medium, the heated refrigerant medium enters the separator 1 through the transmission of the pipeline, the electromagnetic valve communicated with the first outlet 12 is opened, and meanwhile, in order to improve the flow speed of the gaseous refrigerant medium, the pump body 5 is opened, so that the gaseous refrigerant medium can enter the first heat exchanger 3 to heat the battery, and the temperature of the battery is improved; the gaseous cold medium exchanged by the first heat exchanger 3 enters the plate heat exchanger 4 to be heated, and the working steps are repeated to realize heating circulation; cooling: when 7 high temperatures of battery, when needing to cool down, plate heater 4 cools down refrigerant medium, make refrigerant medium temperature reduce, refrigerant medium after the reduction in temperature has entered into separator 1, make gaseous refrigerant medium and liquid refrigerant medium separate, open the solenoid valve with 13 intercommunications in second export, simultaneously in order to improve liquid refrigerant medium's flow velocity, open the pump body 5, make liquid refrigerant medium can follow pipeline to first heat exchanger 3 to cool down the battery, it cools down to get into plate heat exchanger 4 after the refrigerant medium after the intensification, repeat above-mentioned working procedure, realize the cooling circulation.

The above-described embodiments are merely preferred and are not intended to limit the present invention in any way, and other variations and modifications may be made without departing from the spirit and scope of the invention as defined in the appended claims.

Claims

1. The automobile air-conditioning gas-liquid separator is characterized by comprising a liquid separator body, wherein the upper end of the separator body is provided with a first inlet and a first outlet, and the lower end of the separator body is provided with a second outlet; a baffle device is arranged in the separator body.

2. The air-liquid separator according to claim 1, wherein said baffle means comprises a plurality of linearly arranged diffuser plates, said diffuser plates having a plurality of diffuser slots formed therein; the adjacent flow dispersing disks are staggered so that the flow dispersing grooves are arranged in a staggered manner.

3. The automobile air-conditioning gas-liquid separator according to claim 2, wherein flow stopping ribs are provided on both sides of the flow dispersing groove; the flow stopping blocking edge divides the flow dispersing groove into different areas, and a communication channel for communicating adjacent areas is arranged on the flow stopping blocking edge.

4. The air-liquid separator of claim 2 or 3, wherein the bottom surface of the dispersion plate is provided with a guide portion for guiding the gas, and the guide portion is arranged in an arc shape.

5. The automobile air-conditioning gas-liquid separator as claimed in claim 2 or 3, wherein a separation pipe is provided in the separator body, one end of the separation pipe is connected to the circumferential direction of the dispersion plate, and the other end of the dispersion plate is connected to the first inlet.

6. A cooling system characterized by comprising the air-liquid separator for an automobile air conditioner according to any one of claims 1 to 3.

7. The cooling system as claimed in claim 6, comprising a first heat exchanger and a second heat exchanger, wherein the first outlet and the second outlet are connected with one end of the first heat exchanger through a pipeline, the other end of the first heat exchanger is connected with one end of the second heat exchanger through a pipeline, and the other end of the second heat exchanger is connected with the first inlet through a pipeline.