CN214036047U - Self-drying auxiliary air compressor station - Google Patents
Self-drying auxiliary air compressor station Download PDFInfo
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- CN214036047U CN214036047U CN202022692912.3U CN202022692912U CN214036047U CN 214036047 U CN214036047 U CN 214036047U CN 202022692912 U CN202022692912 U CN 202022692912U CN 214036047 U CN214036047 U CN 214036047U
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Abstract
The utility model discloses a from supplementary air compressor station of drying, include: the air filter, the compressor, the radiator, the dryer and the oil-water separator are connected in sequence through pipelines. The air filter sucks air and carries out basic filtration, then the compressor compresses the air filtered by the air filter, the compressed air enters the radiator to be cooled, the cooled compressed air firstly enters the dryer to carry out moisture absorption treatment, then enters the oil-water separator to thoroughly separate water mist and oil mist in the compressed air, and the separated clean compressed air enters the locomotive air cylinder of the pantograph lifting system of the electric locomotive. The corrosion of a gas pipeline can not be caused, so that the stability of the locomotive air cylinder of the pantograph lifting system of the electric locomotive is obviously enhanced, and the service life is greatly prolonged. The dryer is also provided with a regeneration air cylinder, and the dry air from the regeneration air cylinder is blown back to the dryer, so that the moisture accumulated in the dryer can be discharged in time, and the dehumidification effect is prevented from being influenced.
Description
Technical Field
The utility model relates to an electric locomotive equipment field, specificly relate to a from dry supplementary air compressor station.
Background
Along with the development and development of China, the railway demand development is also gradually exploded, an auxiliary air compressor station on a railway locomotive is used for compressing air and inputting the compressed air into a locomotive air cylinder of an electric locomotive pantograph lifting system, and the auxiliary air compressors on the market are different in size at present, and have the following problems: the pumping time of the auxiliary air compressor is long, so that oil mist and water mist in an air path cause corrosion of a pipeline due to more air impurities, and if the compressed gas generated by the auxiliary air compressor contains impurities of oil and water, the service life of equipment can be influenced when the compressed gas is input into a locomotive air cylinder of an electric locomotive pantograph lifting system. Part of the auxiliary air compressors adopt a dryer to dry the air, but the following defects still exist: 1. the oil mist cannot be removed; 2. after the dryer works for a long time, the drying effect of the internal drying agent is reduced or even lost due to excessive water absorption.
SUMMERY OF THE UTILITY MODEL
The utility model discloses aim at solving one of the technical problem that exists among the prior art at least. Therefore, the utility model provides a from supplementary air compressor station of drying can get rid of the impurity in the air and with clean gas compression back input electric locomotive lift the locomotive reservoir of bow system to can avoid the drying effect after the long-time work of desicator to reduce.
According to the utility model discloses from supplementary air compressor station of drying, include: an air filter for sucking air and filtering; the inlet of the compressor is connected with the outlet of the air filter through a pipeline so as to compress air; the inlet of the radiator is connected with the outlet of the compressor through a pipeline so as to be used for cooling the compressed air; the inlet of the dryer is connected with the outlet of the radiator through a pipeline so as to be used for drying the air, and the dryer is connected with a regeneration air cylinder so as to enable the drying air of the regeneration air cylinder to blow back the drying agent in the dryer; and an inlet of the oil-water separator is connected with an outlet of the dryer through a pipeline so as to be used for removing oil-water impurities in the air, and an air outlet of the oil-water separator is used for being connected with a locomotive air cylinder of the pantograph lifting system and sending clean and dry compressed air into the locomotive air cylinder.
According to the utility model discloses from dry supplementary air compressor station has following technological effect at least: the utility model discloses inhale the air through air cleaner and carry out essential filtration among the embodiment, then the air after the compressor filters air cleaner compresses, and the air admission radiator after the compression cools off, and the compressed air after the cooling at first gets into the desicator and carries out moisture absorption treatment, then goes into the water smoke in oil water separator with the compressed air and the thorough separation of oil mist, and the clean compressed air after the separation gets into the locomotive reservoir that electric locomotive rises bow system. The corrosion of a gas pipeline can not be caused, so that the stability of the locomotive air cylinder of the pantograph lifting system of the electric locomotive is obviously enhanced, and the service life is greatly prolonged.
And a regeneration air cylinder is connected on the dryer, when the drying agent in the dryer absorbs too much water and becomes damp, the regeneration air cylinder is opened, and the drying agent is regenerated by discharging the moisture accumulated in the drying agent through the drying air blowback dryer in the dryer, so that the problem that the drying effect is reduced or the drying agent is invalid after the dryer works for a long time can be effectively solved.
According to some embodiments of the present invention, the dryer is provided with a release valve for connecting the atmosphere.
According to some embodiments of the present invention, the air release valve is provided with a first silencer.
According to the utility model discloses a some embodiments, oil water separator's gas outlet is still through the pipeline connection atmosphere that loses heart, be provided with the solenoid valve on the pipeline that loses heart, the power end of solenoid valve with the power end linkage of compressor is realized opening in step and is stopped.
According to some embodiments of the invention, the outlet of the run-flat pipe is provided with a second muffler.
According to some embodiments of the utility model, be provided with check valve and relief pressure valve on the pipeline between oil-water separator and the locomotive reservoir.
According to some embodiments of the invention, the compressor is an oil-free piston compressor.
According to some embodiments of the utility model, be provided with the relief valve on the pipeline between desicator and the oil water separator.
According to some embodiments of the invention, a heating rod is provided in the dryer.
Additional aspects and advantages of the invention will be set forth in part in the description which follows and, in part, will be obvious from the description, or may be learned by practice of the invention.
Drawings
The above and/or additional aspects and advantages of the present invention will become apparent and readily appreciated from the following description of the embodiments, taken in conjunction with the accompanying drawings of which:
fig. 1 is a schematic structural view of an auxiliary air compressor station for drying in an embodiment of the present invention;
fig. 2 is a schematic diagram of a gas circuit of the auxiliary drying air compressor station in the embodiment of the present invention;
fig. 3 is a schematic circuit diagram of the embodiment of the present invention, which is used in a drying auxiliary air compressor station.
Reference numerals
The air dryer comprises an air filter 100, a compressor 200, a radiator 300, a dryer 400, a first silencer 410, a bottom air release valve 420, a side air release valve 430, a heating rod 440, an oil-water separator 500, a second silencer 510, a regeneration air cylinder 600, an electromagnetic valve 700, a one-way valve 810, a pressure reducing valve 820 and a safety valve 900.
Detailed Description
Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are exemplary only for the purpose of explaining the present invention, and should not be construed as limiting the present invention.
In the description of the present invention, it should be understood that the positional descriptions, such as the directions or positional relationships indicated by the upper, lower, front, rear, left, right, etc., are based on the directions or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific direction, be constructed and operated in a specific direction, and thus, should not be construed as limiting the present invention.
In the description of the present invention, a plurality of means are one or more, a plurality of means are two or more, and the terms greater than, less than, exceeding, etc. are understood as not including the number, and the terms greater than, less than, within, etc. are understood as including the number. If the first and second are described for the purpose of distinguishing technical features, they are not to be understood as indicating or implying relative importance or implicitly indicating the number of technical features indicated or implicitly indicating the precedence of the technical features indicated.
In the description of the present invention, unless there is an explicit limitation, the words such as setting, installation, connection, etc. should be understood in a broad sense, and those skilled in the art can reasonably determine the specific meanings of the above words in combination with the specific contents of the technical solution.
Referring to fig. 1, a self-drying auxiliary air compressor station includes: the air conditioner includes a cabinet, and an air filter 100, a compressor 200, a radiator 300, a dryer 400, an oil-water separator 500, and a regeneration reservoir 600 disposed in the cabinet.
Wherein, the interior of the casing is divided into a left chamber and a right chamber, the air filter 100 and the compressor 200 are installed in the right chamber, the air filter 100 is installed at the inlet of the compressor 200, air is sucked through the air filter 100 and is basically filtered, and then is delivered into the compressor 200 for compression, preferably, the compressor 200 is an oil-free piston compressor in the embodiment.
The radiator 300, the dryer 400, the oil-water separator 500 and the regeneration reservoir 600 are installed in the left chamber, the outlet of the compressor 200 is connected to the inlet of the radiator 300 through a pipeline, and the radiator 300 is used for cooling the compressed air; an inlet of the dryer 400 is connected with an outlet of the radiator 300 through a pipeline, an inlet of the oil-water separator 500 is connected with an outlet of the dryer 400 through a pipeline, an air outlet of the oil-water separator 500 is connected with a locomotive air cylinder of a locomotive pantograph lifting system through a one-way valve 810 and a pressure reducing valve 820, an air outlet of the oil-water separator 500 and a pipeline of the locomotive air cylinder are communicated to the atmosphere through an air release pipeline, an electromagnetic valve 700 is arranged on the air release pipeline, a second silencer 510 is arranged at an outlet of the air release pipeline, referring to fig. 3, a power supply end of the electromagnetic valve 700 and a power supply end of the compressor 200 are connected into the same 110V power socket through a pressure control switch to achieve synchronous start and stop, and after the compressor 200 is stopped through the pressure control switch, the electromagnetic valve is simultaneously de-energized and controls the air release pipeline to be opened.
In order to avoid reducing drying effect, need can in time be with the absorptive moisture discharge of desicator 400 internal drying agent, still install the regeneration reservoir 600 that links to each other with desicator 400 in the chamber of the left side of casing, still be provided with the valve that loses heart on the desicator 400, the valve that loses heart in this application is two, including the valve 420 and the valve 430 that loses heart of the side in the bottom, install first muffler 410 on the valve 430 that loses heart of side, the pipeline that loses heart is connected to the valve 420 that loses heart in bottom.
When the compressor stops working, the regeneration reservoir 600 may be started, and the dry air from the regeneration reservoir 600 may blow back the dryer 400, so that the desiccant may be regenerated and then discharged to the atmosphere through the release valve and the silencer of the dryer 400, while the accumulated water may be discharged. The dryer 400 is further provided with a heating rod 440, and the heating rod 440 operates at a low temperature to prevent freezing in the dryer 400, so that the entire apparatus can operate at a low temperature.
Wherein, a safety valve 900 is arranged on the pipeline between the dryer 400 and the oil-water separator 500, and the safety valve 900 is used for unloading the air pressure in the pipeline when the pressure in the pipeline is abnormal (exceeds the set 0.9 Mpa).
Referring to fig. 2 and 3, the working process of the present embodiment is as follows:
electrifying: at this time, the compressor 200 and the heating rod 440 are powered on simultaneously, the air is filtered by the air filter 100 and then sucked into the compressor 200, compressed by the compressor 200 and then reaches the radiator 300, the air is cooled and then reaches the dryer 400, the air after being dehumidified by the dryer 400 is divided into two paths, one path enters the regeneration air cylinder for storage and standby, the other path enters the oil-water separator 500 and is changed into clean and dry compressed air through the oil-water separator 500, and finally the compressed air is sent into the locomotive air cylinder of the locomotive pantograph system through the check valve 810 and the reducing valve 820. Referring to fig. 3, the start and stop of the compressor 200 is controlled by a pressure control switch.
Power-off: at this time, the compressor 200 and the heating rod 440 stop working, the electromagnetic valve 700 is opened, at this time, the pipeline system exhausts to the atmosphere through the second muffler 510, at the same time, the gas in the regeneration reservoir blows back the dryer 400, when the pressure in the pipeline is high enough, the exhaust pressure opens the air escape valve at the bottom of the dryer to discharge moisture and most of air like outside, and the residual gas is discharged through the air escape valve with the first muffler 410 on the side.
To sum up, the utility model discloses an air cleaner 100 inhales the air and carries out essential filtration, then the air after compressor 200 filters air cleaner 100 compresses, and the air admission radiator 300 after the compression cools off, and the compressed air after the cooling at first gets into desicator 400 and carries out moisture absorption treatment, then goes into water oil separator 500 water smoke and the oil mist thoroughly separation in with compressed air, and the clean compressed air after the separation gets into the locomotive air reservoir of electric locomotive lift bow system. The corrosion of a gas pipeline can not be caused, so that the stability of the locomotive air cylinder of the pantograph lifting system of the electric locomotive is obviously enhanced, and the service life is greatly prolonged.
And still install regeneration reservoir 600, the dry air blowback desicator 400 that comes out from regeneration reservoir 600 makes the drier regenerated back discharge the atmosphere through the blow-off valve and the muffler of desicator 400, can be timely with the moisture discharge that accumulates in desicator 400, avoid influencing dehumidification effect.
The embodiments of the present invention have been described in detail with reference to the accompanying drawings, but the present invention is not limited to the above embodiments, and various changes can be made within the knowledge of those skilled in the art without departing from the gist of the present invention.
Claims (9)
1. A self-drying auxiliary air compressor station, comprising:
an air filter (100) for sucking air and filtering the air;
a compressor (200), an inlet of the compressor (200) being connected to an outlet of the air filter (100) through a pipe for compressing air;
a radiator (300), wherein the inlet of the radiator (300) is connected with the outlet of the compressor (200) through a pipeline for cooling the compressed air;
the inlet of the dryer (400) is connected with the outlet of the radiator (300) through a pipeline so as to be used for drying the air, and a regeneration air cylinder (600) is connected to the dryer (400) so as to be used for carrying away the moisture in the desiccant through the drying air blowback dryer (400) of the regeneration air cylinder (600);
the inlet of the oil-water separator (500) is connected with the outlet of the dryer (400) through a pipeline to remove oil-water impurities in the air, and the air outlet of the oil-water separator (500) is connected with a locomotive air cylinder of the pantograph lifting system and used for sending clean and dry compressed air.
2. The self-drying auxiliary air compressor station of claim 1, characterized in that: and the dryer (400) is provided with an air escape valve for connecting the atmosphere.
3. The self-drying auxiliary air compressor station of claim 2, characterized in that: and a first silencer (410) is arranged on the air release valve.
4. The self-drying auxiliary air compressor station of claim 1, characterized in that: the air outlet of the oil-water separator (500) is connected with the atmosphere through an air leakage pipeline, an electromagnetic valve (700) is arranged on the air leakage pipeline, and the power end of the electromagnetic valve (700) is linked with the power end of the compressor (200) to realize synchronous start and stop.
5. The self-drying auxiliary air compressor station of claim 4, characterized in that: and a second silencer (510) is arranged at the outlet of the air leakage pipeline.
6. The self-drying auxiliary air compressor station of claim 1, characterized in that: and a one-way valve (810) and a pressure reducing valve (820) are arranged on a pipeline between the oil-water separator (500) and the locomotive air cylinder.
7. The self-drying auxiliary air compressor station of claim 1, characterized in that: the compressor (200) is an oil-free piston compressor.
8. The self-drying auxiliary air compressor station of claim 1, characterized in that: a safety valve (900) is arranged on a pipeline between the dryer (400) and the oil-water separator (500).
9. The self-drying auxiliary air compressor station of claim 1, characterized in that: and a heating rod (440) is arranged in the dryer (400).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022692912.3U CN214036047U (en) | 2020-11-18 | 2020-11-18 | Self-drying auxiliary air compressor station |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022692912.3U CN214036047U (en) | 2020-11-18 | 2020-11-18 | Self-drying auxiliary air compressor station |
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| Publication Number | Publication Date |
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| CN214036047U true CN214036047U (en) | 2021-08-24 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202022692912.3U Active CN214036047U (en) | 2020-11-18 | 2020-11-18 | Self-drying auxiliary air compressor station |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113771898A (en) * | 2021-10-11 | 2021-12-10 | 中车大同电力机车有限公司 | Rail locomotive and air source system cabinet thereof |
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2020
- 2020-11-18 CN CN202022692912.3U patent/CN214036047U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113771898A (en) * | 2021-10-11 | 2021-12-10 | 中车大同电力机车有限公司 | Rail locomotive and air source system cabinet thereof |
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| CB03 | Change of inventor or designer information |
Inventor after: Wang Shimin Inventor after: Wang Jue Inventor after: Tang Siliang Inventor after: Tang Gang Inventor before: Wang Shiming Inventor before: Wang Jue Inventor before: Tang Siliang Inventor before: Tang Gang |