CN218906831U

CN218906831U - Automobile air conditioner utilizing engine tail gas

Info

Publication number: CN218906831U
Application number: CN202222406462.6U
Authority: CN
Inventors: 黄�俊; 李青柱; 王松党; 谢家富; 许同盟
Original assignee: Jiangsu Fengxin Energy Power Technology Co ltd
Current assignee: Jiangsu Fengxin Energy Power Technology Co ltd
Priority date: 2022-09-12
Filing date: 2022-09-12
Publication date: 2023-04-25
Anticipated expiration: 2032-09-12

Abstract

The utility model discloses an automobile air conditioner utilizing engine tail gas, which comprises an engine and an air conditioner in the automobile, and further comprises: the vortex tube is connected with an engine exhaust pipe, an air outlet of the turbocharger is connected with the vortex tube, the vortex tube comprises an air inlet end, a cold end and a hot end, the cold end is connected with the inside of an air conditioner in a vehicle, the air outlet end and the hot end of the air conditioner in the vehicle are connected with the engine, and the engine, the turbocharger, the vortex tube and the air conditioner in the vehicle are mutually connected in series to form a gas circulation mechanism; the turbocharger can compress tail gas exhausted by the engine, and a compressed gas outlet of the turbocharger is communicated with the air inlet end; the high-temperature and high-pressure tail gas discharged by the engine is used for refrigerating, and the gas at the high-temperature end of the vortex tube returns to the engine again, so that the engine can be supercharged, and the utilization rate of the tail gas of the engine is improved.

Description

Automobile air conditioner utilizing engine tail gas

Technical Field

The utility model relates to the field of air conditioning equipment for automobiles, in particular to an automobile air conditioner utilizing engine tail gas.

Background

The automobile air conditioning device, called automobile air conditioner for short, is used for adjusting and controlling the temperature, humidity, air cleanliness and air flow in the automobile compartment to be in the optimal state, provides comfortable riding environment for passengers, reduces journey fatigue, and generally comprises a refrigerating device, a heating device and a ventilation device.

The existing automobile air conditioner drives an air conditioner compressor to operate through an engine belt wheel, refrigerant is compressed into liquid state from gas state, and the refrigerant absorbs heat through gasification of an expansion valve, so that a cab is cooled, the load of the engine is increased due to the operation of the compressor, energy is additionally used in the use process of the air conditioner, and carbon emission is increased.

Disclosure of Invention

The utility model aims to provide an automobile air conditioner utilizing engine tail gas, so as to solve the problems of the background technology.

In order to achieve the above purpose, the present utility model provides the following technical solutions:

an automobile air conditioner utilizing engine tail gas comprises an engine and an air conditioner in the automobile, and further comprises:

the vortex tube is connected with a turbocharger through an engine exhaust pipe, a vortex tube is connected with an air outlet of the turbocharger, the vortex tube comprises an air inlet end, a cold end and a hot end, the cold end is connected with the inside of an air conditioner in a vehicle, the air outlet end and the hot end of the air conditioner in the vehicle are connected with the engine, and the engine, the turbocharger, the vortex tube and the air conditioner in the vehicle are mutually connected in series to form a gas circulation mechanism.

Based on the technical scheme, the utility model also provides the following optional technical schemes:

in one alternative: the turbocharger can compress tail gas exhausted by the engine, and a compressed gas outlet of the turbocharger is communicated with the air inlet end.

In one alternative: the vortex tubes are arranged in parallel between the turbocharger and the air conditioner in the vehicle.

In one alternative: the cold end is communicated with the air conditioner in the vehicle through an externally arranged air pipe.

In one alternative: the air pipe is provided with an electric two-way valve for controlling the temperature of the air.

Compared with the prior art, the utility model has the following beneficial effects:

the automobile air conditioner utilizing the tail gas of the engine does not need the engine to drive the air conditioner, utilizes the principle of vortex tube refrigeration, and utilizes the tail gas with high temperature and high pressure discharged by the engine to refrigerate, and the gas at the high temperature end of the vortex tube and the hot gas in the air conditioner return to the engine again, so that the supercharging effect on the engine can be achieved, and the utilization rate of the tail gas of the engine is improved.

Drawings

Fig. 1 is a schematic structural view of an automotive air conditioner using engine exhaust.

Fig. 2 is a schematic structural view of a vortex tube in an automotive air conditioner using engine exhaust.

Reference numerals annotate: 1-engine, 2-turbocharger, 3-vortex tube, 301-air inlet end, 302-cold end, 303-hot end, 304-vortex chamber, 4-air conditioner in car, 5-electric two-way valve, 6-air pipe.

Detailed Description

In order to make the objects, technical solutions and advantages of the present utility model more apparent, the present utility model will be described in further detail with reference to the accompanying drawings and examples; in the drawings or description, similar or identical parts are provided with the same reference numerals, and in practical applications, the shape, thickness or height of each part may be enlarged or reduced. The examples set forth herein are intended to be illustrative of the utility model and are not intended to limit the scope of the utility model. Any obvious modifications or alterations to the utility model, as would be apparent, are made without departing from the spirit and scope of the present utility model.

In one embodiment, as shown in fig. 1-2, an automotive air conditioner using engine exhaust gas includes an engine 1 and an in-vehicle air conditioner 4, and further includes:

the vortex tube 3, the engine 1 blast pipe is connected with the turbo charger 2, the turbo charger 2 gas outlet is connected with the vortex tube 3, the vortex tube 3 includes inlet end 301, cold junction 302 and hot junction 303, the cold junction 302 is connected with the inside of the interior air conditioner 4, the exhaust end of the interior air conditioner 4, hot junction 303 are all connected with the engine 1, the gas circulation mechanism has been formed in the mutual series connection of engine 1, turbo charger 2, vortex tube 3 and interior air conditioner 4.

The automobile air conditioner utilizing the tail gas of the engine carries out refrigeration through the high-temperature and high-pressure tail gas discharged by the engine, the high-temperature and high-pressure tail gas enters a nozzle of the air inlet end 301 after being filtered and pressurized, and is injected into the vortex chamber 304 from the tangential direction to form free vortex, particles in the air do irregular movement, the more the particles do irregular movement when the temperature is higher, the more the particles do irregular movement, and after the compressed air forms vortex, the air particles with intense movement are sprayed out by the influence of centrifugal force to form high-temperature gas against the wall, and the temperature is more than about 100 ℃; the gas particles in the central part have small momentum and energy, and low-temperature gas at about minus 10 ℃ is formed at the other end, so that tail gas can be refrigerated through the vortex tube 3, as an embodiment, the left, right, upper and lower positions of each component shown in the drawing are only one arrangement mode, and specific positions are set according to specific requirements.

In one embodiment, as shown in fig. 1, the turbocharger 2 is capable of compressing exhaust gas discharged from the engine 1, and a compressed gas outlet of the turbocharger 2 is in communication with the intake end 301.

In one embodiment, as shown in fig. 1, a plurality of the vortex tubes 3 are disposed in parallel between the turbocharger 2 and the in-vehicle air conditioner 4.

In one embodiment, as shown in fig. 1, the cold end 302 is communicated with the air conditioner 4 in the vehicle through an air pipe 6 arranged outside, and an electric two-way valve 5 for controlling the air temperature is arranged on the air pipe 6.

In the above embodiment of the present utility model, an automobile air conditioner using engine tail gas is provided, high temperature and high pressure gas generated during operation of the engine 1 is discharged into the turbocharger 2, the gas is pressurized and then enters the vortex tube 3 along the air inlet end 301, compressed air forms vortex, air particles with intense movement are affected by centrifugal force, and are adhered to the wall and ejected from the hot end 303 to form high temperature gas, the gas particles in the central part have small momentum and small energy, low temperature gas is formed by flowing out at the cold end 302, and the flow rate and the temperature of the cold and hot air flows can be regulated by the electric two-way valve 5; the cold air enters the interior of the air conditioner 4 in the vehicle, and the air conditioner fan discharges the cold air to cool the interior of the vehicle; the hot air discharged from the hot end 303 of the vortex tube 3 enters the air pipe 6 and is discharged into the engine 1 together with the hot air in the air conditioner 4 in the vehicle to supercharge the engine.

The foregoing is merely specific embodiments of the disclosure, but the protection scope of the disclosure is not limited thereto, and any person skilled in the art can easily think about changes or substitutions within the technical scope of the disclosure, and it is intended to cover the scope of the disclosure. Therefore, the protection scope of the present disclosure shall be subject to the protection scope of the claims.

Claims

1. An automobile air conditioner utilizing engine tail gas comprises an engine and an air conditioner in the automobile, and is characterized by further comprising:

the vortex tube is connected with a turbocharger, a gas outlet of the turbocharger is connected with a vortex tube used for refrigerating, the vortex tube comprises a gas inlet end, a cold end and a hot end, the cold end is connected with the inside of an air conditioner in a vehicle, the gas outlet end and the hot end of the air conditioner in the vehicle are connected with the engine, and the engine, the turbocharger, the vortex tube and the air conditioner in the vehicle are mutually connected in series to form a gas circulation mechanism.

2. The vehicle air conditioner using engine exhaust gas according to claim 1, wherein the turbocharger is capable of compressing exhaust gas discharged from the engine, and a compressed gas outlet of the turbocharger is communicated with the air intake end.

3. The vehicle air conditioner using engine exhaust gas according to claim 1, wherein a plurality of the vortex tubes are arranged in parallel between the turbocharger and the vehicle air conditioner.

4. The vehicle air conditioner using engine exhaust gas according to claim 1, wherein the cold end is communicated with the vehicle air conditioner through an externally provided air pipe.

5. The vehicle air conditioner using engine exhaust gas according to claim 4, wherein an electric two-way valve for controlling gas temperature is provided on the air pipe.