CN214878526U - Cold drying machine for pneumatic material conveying system - Google Patents
Cold drying machine for pneumatic material conveying system Download PDFInfo
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- CN214878526U CN214878526U CN202120667324.6U CN202120667324U CN214878526U CN 214878526 U CN214878526 U CN 214878526U CN 202120667324 U CN202120667324 U CN 202120667324U CN 214878526 U CN214878526 U CN 214878526U
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Abstract
The utility model discloses a pneumatic material conveying system is with cold machine of doing belongs to the cold technical field that dries in the pneumatic material conveying system. The heat exchanger comprises a heat exchanger, an evaporator, a steam-water separator, a compressor and a condenser, wherein a bottom channel pipeline of the heat exchanger is communicated with the top of the evaporator, the bottom of the evaporator is communicated with the side wall of the steam-water separator through a pipeline, the top of the steam-water separator is communicated with the bottom of the side wall of one side of the heat exchanger through a pipeline, a coil pipe is further arranged inside the evaporator, and one end of the coil pipe extends out of the evaporator and is communicated with the output end of the compressor through a pipeline. The device adopts the steam-water separator, the heat exchanger, the compressor and the evaporator to form the core part of the cold dryer, so that the passing compressed air is reduced to a pressure dew point, most of moisture in the air is removed, the purification effect is good, the structure is simple, the service life is long, the quality of the compressed air is improved, and the pneumatic material conveying system becomes more stable and reliable.
Description
Technical Field
The utility model relates to a cold dry technical field in the strength material conveying system especially discloses a strength material conveying system is with cold machine of doing, is applied to strength material conveying system, also is applicable to the compressed air purifier that trades materials such as metallurgy, chemical industry, cement were carried.
Background
The pneumatic material conveying system is widely used at home and abroad, and the pneumatic material conveying system widely uses the cold dryer, and has the characteristics of high efficiency, simple overall structure, convenient operation, long service life and the like.
When the existing refrigeration dryer is used, the problems that compressed air is difficult to be reduced to a pressure dew point, moisture is remained in the air, the purification effect is poor and the like exist mainly exist, and therefore, the refrigeration dryer for the pneumatic material conveying system is necessary to collect.
Disclosure of Invention
The utility model discloses to the technical problem that above-mentioned background art mentioned, and adopt following technical scheme to realize:
the utility model provides a strength material conveying system is with cold machine of doing, including the heat exchanger, the evaporimeter, catch water, a compressor, the condenser, the bottom passageway pipeline of heat exchanger is linked together with the top of evaporimeter, the bottom of evaporimeter is linked together through pipeline and catch water's lateral wall, catch water's top is linked together through pipeline and one side lateral wall bottom of heat exchanger, the inside of evaporimeter still is equipped with the coil pipe, the one end of coil pipe is stretched out the evaporimeter and is linked together through the output of pipeline with the compressor, the output of compressor is linked together through the top of pipeline with the condenser, the bottom of condenser is linked together through the other end of pipeline with the coil pipe, catch water's bottom still communicates the drain pipe.
As a preferable example, the top of the heat exchanger is further provided with an air inlet for introducing compressed air into the heat exchanger, and the top of the heat exchanger is further provided with an air outlet for discharging the compressed air which sequentially passes through the heat exchanger, the evaporator and the steam-water separator.
In a preferred embodiment, an expansion valve is disposed on a pipeline communicating between the condenser and the coil for changing the refrigerant liquid into a low-temperature low-pressure refrigerant liquid after passing through the expansion valve, and flowing into the evaporator for rapid evaporation, thereby absorbing heat to the outside.
The temperature sensing bulb on the expansion valve is communicated with a temperature sensor on a pipeline between the compressor and the evaporator through a lead.
It should also be noted that the flow rate is controlled by means of an expansion valve: the expansion valve senses the change of the superheat degree of the refrigerant at the outlet of the evaporator through the temperature sensing bulb, so as to control the opening degree of the expansion valve, adjust the flow rate of the refrigerant entering the evaporator, make the flow rate of the refrigerant match with the heat load of the evaporator, the opening degree of the expansion valve is increased when the heat load of the evaporator is increased, the flow rate of the refrigerant is increased therewith, otherwise, the flow rate of the refrigerant is reduced;
the expansion valve controls the degree of superheat: the expansion valve has the function of controlling the superheat degree of the refrigerant at the outlet of the evaporator, thereby not only keeping the full utilization of the heat transfer area of the evaporator, but also preventing the accident that the compressor is damaged by the sucked liquid.
As a preferred example, the condenser is respectively communicated with a water inlet pipe and a water outlet pipe for realizing the cooling purpose through cold water circulation.
It should be noted that the condenser is cooled by circulating water to ensure the normal operation of the refrigerant and improve the working efficiency, and the refrigerant is circulated in the pipeline by the compressor to take away the heat of the compressed air of the evaporator and is recycled after passing through the condenser.
It should be noted that the other water inlet pipe of the condenser is communicated with the cooling tower in the plant, so that the water on the cooling tower is utilized, and the water consumption of the whole plant is not increased.
As a preferred example, an electronic drain valve is mounted on the drain pipe.
It should be noted that, by adopting the electronic drain valve, the water separated by the steam-water separator can be processed in time, and the quality of the compressed air is improved.
As a preferred example, the air inlet and the air outlet are respectively communicated with a temperature transmitter I.
As a preferred example, a No. one analysis meter, a No. one electromagnetic valve and a No. two temperature transmitter are sequentially arranged on a pipeline communicated between the coil and the compressor, and a No. two analysis meter, a No. two electromagnetic valve and a No. three temperature transmitter are sequentially arranged on a pipeline communicated between the condenser and the coil.
The utility model has the advantages that: the device adopts the steam-water separator, the heat exchanger, the compressor and the evaporator to form the core part of the cold dryer, so that the passing compressed air is reduced to a pressure dew point, most of moisture in the air is removed, the purification effect is good, the structure is simple, the service life is long, the quality of the compressed air is improved, and the pneumatic material conveying system becomes more stable and reliable.
Drawings
Fig. 1 is a schematic structural diagram of the present invention.
In the figure: the system comprises an air inlet 1, an air outlet 2, a heat exchanger 3, an evaporator 4, a steam-water separator 5, a compressor 6, a condenser 7, an electronic drain valve 8 and an expansion valve 9.
Detailed Description
In order to make the technical means, the creation features, the achievement purposes and the functions of the present invention easy to understand and understand, the present invention is further explained by combining the following specific drawings.
As shown in fig. 1, a pneumatic material conveying system is with cold machine of doing, including heat exchanger 3, evaporimeter 4, catch water 5, compressor 6, condenser 7, the bottom passageway pipeline of heat exchanger 3 is linked together with the top of evaporimeter 4, the bottom of evaporimeter 4 is linked together through pipeline and catch water 5's lateral wall, catch water 5's top is linked together through pipeline and heat exchanger 3's one side lateral wall bottom, the inside of evaporimeter 4 still is equipped with the coil pipe, the one end of coil pipe stretches out evaporimeter 4 and is linked together through the pipeline and the output of compressor 6, the output of compressor 6 is linked together through pipeline and condenser 7's top, the bottom of condenser 7 is linked together through the other end of pipeline and coil pipe, catch water 5's bottom still communicates the drain pipe.
The top of the heat exchanger 3 is also provided with an air inlet 1 respectively for leading compressed air into the heat exchanger 3, and the top of the heat exchanger 3 is also provided with an air outlet 2 for discharging the compressed air which sequentially passes through the heat exchanger 3, the evaporator 4 and the steam-water separator 5.
An expansion valve 9 is arranged on a pipeline communicated between the condenser 7 and the coil pipe, and is used for changing high-pressure and normal-temperature refrigerant liquid into low-temperature and low-pressure refrigerant liquid after flowing through the expansion valve 9 to flow into the evaporator 4 to be evaporated rapidly, so that the purpose of absorbing heat to the outside is achieved.
The condenser 7 is respectively communicated with a water inlet pipe and a water outlet pipe for realizing the cooling purpose through cold water circulation.
An electronic drain valve 8 is arranged on the drain pipe.
The air inlet 1 and the air outlet 2 are respectively communicated with a temperature transmitter I.
A pipeline communicated between the coil and the compressor 6 is sequentially provided with an analysis meter I, an electromagnetic valve I and a temperature transmitter II, and a pipeline communicated between the condenser 7 and the coil is sequentially provided with an analysis meter II, an electromagnetic valve II and a temperature transmitter III.
The working principle is as follows: firstly compressed air gets into in the heat exchanger 3 through air inlet 1, the compressed air temperature reduces, then after the heat transfer, get into in the evaporimeter 4, make temperature reduction pressure below the dew point, thereby moisture in the compressed air will separate out, the moisture that separates out gets into catch water 5, then water passes through electronic drainage valve 8 and discharges, and gas gets back to in the heat exchanger 3 once more, and go out from gas outlet 2, and this device mainly with compressed air (compressed air can be made through the air compressor machine), come out through freeze-drying, detach compressed air's most moisture, thereby reduce the incidence of the condition such as carry material pipeline ponding to harden, then export clean air and use.
The basic principles and the main features of the invention and the advantages of the invention have been shown and described above. It should be understood by those skilled in the art that the present invention is not limited to the above embodiments, and that various changes and modifications may be made without departing from the spirit and scope of the invention, and such changes and modifications fall within the scope of the claimed invention. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (7)
1. The utility model provides a strength material conveying system is with cold machine of doing which characterized in that: including heat exchanger (3), evaporimeter (4), catch water (5), compressor (6), condenser (7), the bottom passageway pipeline of heat exchanger (3) is linked together with the top of evaporimeter (4), the bottom of evaporimeter (4) is linked together through the lateral wall of pipeline and catch water (5), the top of catch water (5) is linked together through one side lateral wall bottom of pipeline and heat exchanger (3), the inside of evaporimeter (4) still is equipped with the coil pipe, the one end of coil pipe is stretched out evaporimeter (4) and is linked together through the output of pipeline with compressor (6), the output of compressor (6) is linked together through the top of pipeline with condenser (7), the bottom of condenser (7) is linked together through the other end of pipeline and coil pipe, the bottom of catch water (5) still communicates the drain pipe.
2. The air dryer for the pneumatic material conveying system according to claim 1, wherein: the top of heat exchanger (3) still is equipped with air inlet (1) respectively for in leading-in heat exchanger (3) of compressed air, the top of heat exchanger (3) still is equipped with gas outlet (2) for the compressed air who will pass through in proper order behind heat exchanger (3), evaporimeter (4), catch water (5) is discharged.
3. The air dryer for the pneumatic material conveying system according to claim 1, wherein: an expansion valve (9) is arranged on a pipeline communicated between the condenser (7) and the coil pipe and used for changing refrigerant liquid with high pressure and normal temperature into low-temperature and low-pressure refrigerant liquid after flowing through the expansion valve (9) to flow into the evaporator (4) to be evaporated rapidly, so that the purpose of absorbing heat to the outside is achieved.
4. The air dryer for the pneumatic material conveying system according to claim 1, wherein: the condenser (7) is respectively communicated with a water inlet pipe and a water outlet pipe and is used for realizing the cooling purpose through cold water circulation.
5. The air dryer for the pneumatic material conveying system according to claim 1, wherein: an electronic drain valve (8) is arranged on the drain pipe.
6. The air dryer for the pneumatic material conveying system according to claim 2, wherein: the air inlet (1) and the air outlet (2) are respectively communicated with a temperature transmitter I.
7. The air dryer for the pneumatic material conveying system according to claim 1, wherein: a pipeline communicated between the coil and the compressor (6) is sequentially provided with an analysis meter I, an electromagnetic valve I and a temperature transmitter II, and a pipeline communicated between the condenser (7) and the coil is sequentially provided with an analysis meter II, an electromagnetic valve II and a temperature transmitter III.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120667324.6U CN214878526U (en) | 2021-03-31 | 2021-03-31 | Cold drying machine for pneumatic material conveying system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120667324.6U CN214878526U (en) | 2021-03-31 | 2021-03-31 | Cold drying machine for pneumatic material conveying system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214878526U true CN214878526U (en) | 2021-11-26 |
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ID=78872505
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120667324.6U Active CN214878526U (en) | 2021-03-31 | 2021-03-31 | Cold drying machine for pneumatic material conveying system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214878526U (en) |
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2021
- 2021-03-31 CN CN202120667324.6U patent/CN214878526U/en active Active
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