CN202882981U - Refrigerant compression device - Google Patents

Abstract

The utility model provides a refrigerant compression device. The refrigerant compression device comprises a pneumatic motor, a refrigerant compressor and a gas-liquid separator, wherein the pneumatic motor is used for connecting with compressed air pipelines; the refrigerant compressor is connected with the pneumatic motor, the pneumatic motor is used for driving the refrigerant compressor, and the refrigerant compressor is used for outputting a refrigerant after compression; and the gas-liquid separator is connected with the refrigerant compressor and used for conveying the refrigerant to the refrigerant compressor. The compressed air conveying pipelines are closely arranged under a mine, and compressed air can be conveniently obtained from the compressed air pipelines even in a relatively closed chamber and an operation room. The pneumatic motor takes the compressed air as power to drive the refrigerant compressor to perform compression treatment on the refrigerant. The gas-liquid separator is used for performing primary treatment on the gas-state refrigerant so as to separate water drops and other impurities which are doped in the refrigerant; and the refrigerant can adopt Freon and the like. Therefore, the refrigerant compression device can realize the compression of the refrigerant without using equipment driven by electric power, thereby realizing refrigeration.

Description

Compressing apparatus of refrigerant

Technical field

The utility model relates to mechanical technique, relates in particular to a kind of compressing apparatus of refrigerant.

Background technology

The heat evil is the very formidable problem of coal mine deep well, and the refrigeration of underground mine technology is developing always, but still can not satisfy the mine needs of production so far, and every refrigeration of underground mine technology all respectively has quality.

Refrigeration Technique development ripe, the most general no more than electronic refrigerant compression mechanism cold, but in inflammable and explosive places such as collieries, be subjected to a series of restrictions such as safety factor and power taking difficulty and can not use.Large lane, down-hole ventilates and can solve large lane, and especially from air intake cooling problem more nearby, but the air-flows such as the chamber of some relative closure of down-hole, operation room are very slow, and especially summer, these places are all awfully hot, and this has just made very large trouble to the staff.

At present, there is no a kind of special equipment in the prior art, can solve the refrigeration problem in the sealing place of down-hole power taking difficulty.

The utility model content

The utility model provides a kind of compressing apparatus of refrigerant, is used for realizing the refrigeration demand of power taking difficulty occasion.

The utility model provides a kind of compressing apparatus of refrigerant, wherein, comprising:

Air motor is used for being connected with compressed air piping;

Coolant compressor is connected with described air motor, and described air motor is used for driving described coolant compressor, and described coolant compressor is used for the cold-producing medium behind the output squeezing;

Gas-liquid separator is connected with described coolant compressor, is used for to described coolant compressor refrigerant conveying.

Aforesaid compressing apparatus of refrigerant preferably, also comprises:

Pneumatic triple piece is connected with described compressed air piping;

Flow control valve is arranged between described pneumatic triple piece and the described air motor.

Aforesaid compressing apparatus of refrigerant preferably, also comprises:

Turbocharger is connected with exhaust opening, coolant compressor and the gas-liquid separator of described air motor;

Wherein, described air motor is used for driving described turbocharger, and described turbocharger is used for will be to the cold-producing medium supercharging of described gas-liquid separator output, and is delivered to described coolant compressor.

Aforesaid compressing apparatus of refrigerant preferably, also comprises:

Stop valve is arranged between described compressed air piping and the pneumatic triple piece.

Under the mine, the intensive transportation compressed air piping that is furnished with is even if at chamber and the operation room of relative closure, also can get access to easily compressed air from compressed air piping.Air motor as power, compresses processing to drive coolant compressor to cold-producing medium with compressed air.Gas-liquid separator is used for the cold-producing medium of gaseous state is processed for the first time, and to isolate the impurity such as water droplet that mix in the cold-producing medium, cold-producing medium is such as being freon.From the above, the compressing apparatus of refrigerant that technique scheme provides, not using needs power-actuated equipment, can realize the compression to cold-producing medium, thus the refrigeration of realization.

Description of drawings

The compressing apparatus of refrigerant principle schematic that Fig. 1 provides for the utility model embodiment;

Fig. 2 is the structure sectional view of air motor;

Fig. 3 is the structural representation of coolant compressor;

Fig. 4 is the structure sectional view of turbocharger.

The specific embodiment

The compressing apparatus of refrigerant principle schematic that Fig. 1 provides for the utility model embodiment.

Referring to Fig. 1, the utility model embodiment provides a kind of compressing apparatus of refrigerant, comprising air motor 1, coolant compressor 2 and gas-liquid separator 3.Air motor 1 is used for being connected with compressed air piping; Coolant compressor 2 is connected with described air motor 1, and described air motor 1 is used for driving described coolant compressor 2, and described coolant compressor 2 is used for the cold-producing medium behind the output squeezing; Gas-liquid separator 3 is connected with described coolant compressor 2, is used for to described coolant compressor 2 refrigerant conveyings.

Air motor 1 can be selected existing procucts, such as the plunger air motor.Referring to Fig. 2, Fig. 2 is the structure sectional view of air motor.The piston 11 of air motor 1 links to each other with motor bent axle 13 by motor connecting rod 12, compressed air enters plunger shaft pushing piston 11, motor connecting rod 12,13 motions of motor bent axle from air inlet port 14 by distributing valve 15, when distributing valve 15 forwarded certain angle to, the residual air in the cylinder was discharged from exhaust opening through outlet valve (scheming not shown).

Coolant compressor 2 can be selected existing procucts.Referring to Fig. 3, Fig. 3 is the structural representation of coolant compressor.Referring to Fig. 2 and Fig. 3, when motor bent axle 13 actions of air motor 1, the compressor crank shaft 21 that drives the coolant compressor 2 that is attached thereto rotates.Herein, coolant compressor 2 is take the stage piston-type compressor as example, and compressor crank shaft 21 rotating drive compressor connecting bars 22, first stage piston 23, second piston 24 compress the refrigerant gas that enters in succession; Intercooler 25 is set to reduce compressed front refrigerant gas temperature between first stage piston 23, the second piston 24.

Under the mine, the intensive transportation compressed air piping that is furnished with is even if at chamber and the operation room of relative closure, also can get access to easily compressed air from compressed air piping.Air motor as power, compresses processing to drive coolant compressor to cold-producing medium with compressed air.Gas-liquid separator is used for the cold-producing medium of gaseous state is processed for the first time, and to isolate the impurity such as water droplet that mix in the cold-producing medium, cold-producing medium is such as being freon.

From the above, the compressing apparatus of refrigerant that technique scheme provides, not using needs power-actuated equipment, can realize the compression to cold-producing medium, thus the refrigeration of realization.

Further, compressing apparatus of refrigerant also comprises pneumatic triple piece 4 and flow control valve 5.Pneumatic triple piece 4 is connected with described compressed air piping; Flow control valve 5 is arranged between described pneumatic triple piece 4 and the described air motor 1.

Pneumatic triple piece carries out preliminary treatment to out compressed air in the compressed air piping, and pneumatic triple piece can be removed the impurity such as water droplet in the compressed air, coal dust on the one hand.On the other hand, pneumatic triple piece can be adjusted compressed-air actuated compression ratio according to the requirement of air motor, so that compressed air satisfies the instructions for use of air motor.Flow control valve is used for the compressed air require that control enters into air motor.

Further, compressing apparatus of refrigerant also comprises turbocharger 6, and the exhaust opening of turbocharger 6 and described air motor 1, coolant compressor 2 are connected with gas-liquid separator and are connected; Wherein, described air motor 1 is used for driving described turbocharger 6, and described turbocharger 6 is used for will be to the cold-producing medium supercharging of described gas-liquid separator 3 outputs, and is delivered to described coolant compressor 2.

Turbocharger 6 can adopt existing structure.Referring to Fig. 4, Fig. 4 is the structure sectional view of turbocharger.Referring to Fig. 1 and Fig. 4, the residual air that air motor 1 is discharged enters in the turbocharger 6, and as shown in Figure 4, the residual air of discharge enters and drives the turbine high speed rotating in the turbocharger 6; The pressurized end that cold-producing medium to be compressed enters turbocharger 6 after by gas-liquid separator 3 carries out supercharging, and the cold-producing medium that is pressurized enters in the coolant compressor 2 and compresses.The pressurized end of turbocharger 6 is provided with pressure port 61 and links to each other with pressure-control valve 62, after pressure port 61 place's pressure surpass permissible value, pressure-control valve 63 actions promote valve 62 and open, the part residual air that air motor 1 is discharged is directly discharged without turbine, most of residual air is used for driving turbocharger 6, then is discharged from.

Turbocharger is to carrying out supercharging from gas-liquid separator cold-producing medium out, to increase the compression efficiency of coolant compressor.The driving power of turbocharger is the tail gas that air motor is discharged, and so arranges, can energy conservation.

Particularly, compressing apparatus of refrigerant also comprises stop valve 7, and stop valve 7 is arranged between described compressed air piping and the pneumatic triple piece 4.

It is for the ease of controlling conducting or the cut-off of compressed air channel between compressing apparatus of refrigerant and the compressed air piping that stop valve is set.

The compressing apparatus of refrigerant that technique scheme provides, essential safety need not power supply, the work under the inflammable and explosive environment such as suitable colliery; Can provide power for the air-conditioner of under the relative closure environment of down-hole, working, realize fast, significantly lower the temperature, can realize stepless time adjustment simultaneously; Take full advantage of compressed air energy by turbocharger, environmental protection and energy saving, economical and practical.

It should be noted that at last: above each embodiment is not intended to limit only in order to the technical solution of the utility model to be described; Although with reference to aforementioned each embodiment the utility model is had been described in detail, those of ordinary skill in the art is to be understood that: it still can be made amendment to the technical scheme that aforementioned each embodiment puts down in writing, and perhaps some or all of technical characterictic wherein is equal to replacement; And these modifications or replacement do not make the essence of appropriate technical solution break away from the scope of each embodiment technical scheme of the utility model.

Claims (4)

1. a compressing apparatus of refrigerant is characterized in that, comprising:

Air motor is used for being connected with compressed air piping;

Coolant compressor is connected with described air motor, and described air motor is used for driving described coolant compressor, and described coolant compressor is used for the cold-producing medium behind the output squeezing;

Gas-liquid separator is connected with described coolant compressor, is used for to described coolant compressor refrigerant conveying.

2. compressing apparatus of refrigerant according to claim 1 is characterized in that, also comprises:

Pneumatic triple piece is connected with described compressed air piping;

Flow control valve is arranged between described pneumatic triple piece and the described air motor.

3. compressing apparatus of refrigerant according to claim 1 is characterized in that, also comprises:

Turbocharger is connected with exhaust opening, coolant compressor and the gas-liquid separator of described air motor;

Wherein, described air motor is used for driving described turbocharger, and described turbocharger is used for will be to the cold-producing medium supercharging of described gas-liquid separator output, and is delivered to described coolant compressor.

4. compressing apparatus of refrigerant according to claim 1 is characterized in that, also comprises:

Stop valve is arranged between described compressed air piping and the pneumatic triple piece.

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