CN207313139U - A kind of high pressure nitrogen Preparation equipment - Google Patents
A kind of high pressure nitrogen Preparation equipment Download PDFInfo
- Publication number
- CN207313139U CN207313139U CN201721154793.8U CN201721154793U CN207313139U CN 207313139 U CN207313139 U CN 207313139U CN 201721154793 U CN201721154793 U CN 201721154793U CN 207313139 U CN207313139 U CN 207313139U
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- China
- Prior art keywords
- nitrogen
- piston formula
- compressor
- cooler
- formula compressor
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Abstract
The utility model discloses a kind of high pressure nitrogen Preparation equipment, including screw compressor, compressed air treatment device, nitrogen making machine, first piston formula compressor, second piston formula compressor and unloading solenoid valve, screw compressor, compressed air treatment device, nitrogen making machine, first piston formula compressor are connected with second piston formula compressor successively pipe, and unloading solenoid valve pipe is connected between first piston formula suction port of compressor and the outlet of second piston formula compressor；Screw compressor is used for forced air, compressed air treatment device is used to the air of pressurization is deoiled and be cooled down, nitrogen making machine is used to isolate nitrogen from forced air, first piston formula compressor is used for the primary compression of nitrogen, the final stage that second piston formula compressor is used for nitrogen is compressed, and unloading solenoid valve is used for pressure release during the overvoltage of second piston formula compressor to first piston formula compressor.The high pressure nitrogen Preparation equipment of the utility model prepares nitrogen for the first-class place of ship.
Description
Technical field
It the utility model is related to air compressor machine technical field, and in particular to a kind of high pressure nitrogen Preparation equipment.
Background technology
High pressure nitrogen is common a kind of gas in industrial production, and existing high pressure nitrogen Preparation equipment is all added using multistage
The standby nitrogen of compacting, so that reaching expected pressure forms high pressure nitrogen.Pressurized equipments at different levels generally require set pressure relief device from
And ensure safety, but the nitrogen discharge that existing high pressure nitrogen Preparation equipment all goes out pressure release is in atmosphere, which results in nitrogen
The waste of gas.
Utility model content
The technical problem that the utility model solves, which is to provide, a kind of can reuse the high pressure nitrogen system that pressure release goes out nitrogen
Standby equipment.
To achieve the above object, the utility model provides a kind of high pressure nitrogen Preparation equipment, including screw compressor, pressure
Contracting air processor, nitrogen making machine, first piston formula compressor, second piston formula compressor and unloading solenoid valve, the screw rod
Formula compressor, compressed air treatment device, nitrogen making machine, first piston formula compressor and second piston formula compressor Guan Lian successively
Connect, the unloading solenoid valve pipe is connected between first piston formula suction port of compressor and the outlet of second piston formula compressor；Institute
State screw compressor and be used for forced air, the compressed air treatment device is used to the air of pressurization is deoiled and be cooled down, institute
State nitrogen making machine to be used to isolate nitrogen from forced air, the first piston formula compressor is used for the primary compression of nitrogen, described
The final stage that second piston formula compressor is used for nitrogen is compressed, when the unloading solenoid valve is used for the overvoltage of second piston formula compressor
Pressure release is to first piston formula compressor.
Further, the screw compressor is provided with air filter and oil gas tank, and the air filter connects
It is connected at the air intake of screw compressor, the oil gas tank is connected at the gas outlet of screw compressor.
Further, the compressed air treatment device includes gas and oil separating plant, the gas and oil separating plant and oil
The outlet connection of gas tank.
Further, the compressed air treatment device further includes compressed air cooler, oil cooler and air accumulator,
The aerial cooler and oil cooler are connected with the air outlet slit and oil export pipe of gas and oil separating plant respectively, the storage
The outlet of gas tank and aerial cooler connects；The first sewage draining exit is provided with the oil cooler.
Further, the nitrogen making machine is provided with the first nitrogen cooler and nitrogen air accumulator, and first nitrogen is cold
But device is connected with nitrogen making machine outlet, and the nitrogen air accumulator is connected with the first nitrogen cooler pipe.
Further, the first nitrogen cooler is provided with the first piston formula compressor, first nitrogen is cold
But device is connected with the outlet of first piston formula compressor；The second sewage draining exit is provided with first nitrogen cooler.
Further, the second piston formula compressor is provided with the 3rd nitrogen cooler, the first nitrogen cooling
Device is connected with the outlet of second piston formula compressor；The 3rd sewage draining exit is provided with first nitrogen cooler.
Further, Nitrogen Control Units are further included, the Nitrogen Control Units include the first safety valve and the second safety
Valve, the first safety valve pipe are connected between the first nitrogen cooler and second piston formula compressor, second safety valve
Pipe is connected to the exit of second piston formula compressor.
Further, the Nitrogen Control Units further include filter, the outlet phase of the filter and the second safety valve
Connection.
Further, the Nitrogen Control Units further include drain valve, the drain valve and the first safety valve and the second peace
Full valve pipe connects.
The utility model realize beneficial effect mainly have it is following some：First piston formula suction port of compressor and second piston
Pipe, which connects, between formula compressor outlet unloads solenoid valve, and the nitrogen pressure in second piston formula compressor can be arrived when excessive with pressure release
First piston formula compressor reuses, and avoids directly excluding to cause nitrogen to waste；By water cooling, good cooling results, especially
Being applicable in where applicable on ship has endlessly water；Air intake sets air filter, and nitrogen outlet sets nitrogen gas filters, bag
It is pure the nitrogen prepared has been filled；Many places sewage draining exit is set, internal liquid is discharged when safeguarding, operation when maintaining easily.
Brief description of the drawings
It is high pressure nitrogen Preparation equipment schematic diagram in embodiment that Fig. 1, which is one,.
Fig. 2 be one be the high pressure nitrogen Preparation equipment schematic diagram in embodiment air compression plant structure diagram.
Fig. 3 be one be the high pressure nitrogen Preparation equipment schematic diagram in embodiment nitrogen compression set structure diagram.
Description of reference numerals：1- screw compressors, 11- air filters, 12- oil gas tanks, 21- gas and oil separating plants,
22- compressed air coolers, 23- oil coolers, the first sewage draining exits of 231-, 24- air accumulators, 3- nitrogen making machines, the first nitrogen of 31-
Cooler, 32- nitrogen air accumulators, 4- first piston formula compressors, the second nitrogen coolers of 41-, the second sewage draining exits of 411-, 5-
Two piston compressors, the 3rd nitrogen coolers of 51-, the 3rd sewage draining exits of 511-, the first safety valves of 61-, 611- first pressure gauges,
The second safety valves of 62-, 621- second pressure gauges, 63- drain valves, 64- filters, 7- unloading solenoid valves.
Attached drawing is only for illustration, it is impossible to is interpreted as the limitation to this patent；It is attached in order to more preferably illustrate the present embodiment
Scheme some components to have omission, zoom in or out, do not represent the size of actual product；To those skilled in the art,
Some known features and its explanation may be omitted and will be understood by attached drawing；The same or similar label corresponds to same or similar
Component；The terms describing the positional relationship in the drawings are only for illustration, it is impossible to is interpreted as the limitation to this patent.
Embodiment
In order to facilitate the understanding of those skilled in the art, below in conjunction with attached drawing and embodiment to the utility model into traveling
One step is described in detail.
Embodiment one
Referring to Fig. 1, a kind of high pressure nitrogen Preparation equipment, including air compression plant, nitrogen making machine and nitrogen compression set.
Referring to Fig. 2, air compression plant includes screw compressor 1 and compressed air treatment device, screw-compression
Air filter 11 and oil gas tank 12 are provided with machine 1, air filter 11 is connected at the air intake of screw compressor 1,
The oil gas tank 12 is connected at the gas outlet of screw compressor 1, and temperature survey is additionally provided with the fuselage of screw compressor 1
Examination instrument is used for the temperature for monitoring screw compressor 1.
Compressed air treatment device includes gas and oil separating plant 21, compressed air cooler 22, oil cooler 23 and gas storage
Tank 24；Gas and oil separating plant 21 is connected with the outlet of oil gas tank 12, the air of aerial cooler 22 and gas and oil separating plant 21
Outlet connects, and oil cooler 23 is connected with the oil export pipe of gas and oil separating plant 21, air accumulator 24 and aerial cooler 22
Outlet connects；Oil cooler 23 is provided with the first sewage draining exit 231, is additionally provided with air gauge on air accumulator 24 and thermometer is used for
Air pressure and the temperature of air accumulator 24 are monitored, electronics blowdown valve is provided with air accumulator 24 and aerial cooler 22.
Referring to Fig. 1, being additionally provided with the first nitrogen cooler 31 and nitrogen air accumulator 32 on nitrogen making machine 3, the first nitrogen is cold
But device 31 is connected with 3 outlet of nitrogen making machine, and nitrogen air accumulator 32 is connected with 31 pipe of the first nitrogen cooler.
Referring to Fig. 3, nitrogen compression set includes first piston formula compressor 4, second piston formula compressor 5, nitrogen control
Device processed and unloading solenoid valve 7,.
First piston formula compressor 4 is provided with the second nitrogen cooler 41, the second nitrogen cooler 41 and first piston formula
The outlet connection of compressor 4；It is provided with when the second sewage draining exit 411 is used to safeguard and is opened to discharge on second nitrogen cooler 41
Liquid in second nitrogen cooler 41.Second piston formula compressor 5 is provided with the 3rd nitrogen cooler 51, the cooling of the 3rd nitrogen
Device 51 is connected with the outlet of second piston formula compressor 5；The 3rd sewage draining exit 511 is provided with 3rd nitrogen cooler 51 to be used for
Opened when safeguarding to discharge the liquid in the 3rd nitrogen cooler 51.
Nitrogen Control Units include the first safety valve 61, the second safety valve 62, drain valve 63 and filter 64；First safety
61 pipe of valve is connected between the second nitrogen cooler 41 and second piston formula compressor 5, and 62 pipe of the second safety valve is connected to second
The exit of piston compressor 5, drain valve 63 and pipe are connected to the first safety valve 61 and the common one end of the second safety valve 62,
Filter 64 is connected with the outlet of the second safety valve 62；First pressure gauge 611, the second safety are provided with first safety valve 61
Valve 62 is provided with second pressure gauge 621.
Unloading 7 pipe of solenoid valve be connected to 4 entrance of first piston formula compressor and second piston formula compressor 5 outlet it
Between.
Above-mentioned aerial cooler 22, oil cooler 23, the first nitrogen cooler 31, the second nitrogen cooler 41 and the 3rd
Nitrogen cooler 51 is water cooler.
During work, air enters in screw compressor 1 after the filtering of air filter 11, and the air of normal pressure passes through screw rod
The air that the effect of formula compressor 1 becomes high pressure is stored in oil gas tank 12, but the oil of screw compressor 1 can enter high pressure
Mix in air with pressure-air, it is therefore desirable to separate oil with compressed air；So air-fuel mixture in oil gas tank 12
Body is entered in gas and oil separating plant 21 and separated, and oil is separated with the compressed air of high pressure after the separation of gas and oil separating plant 21, oil
Cooled down into oil cooler 23, the compressed air of high pressure, which enters in compressed air cooler 22, to be cooled down.
Cooling water in oil cooler 23 and compressed air cooler 22 is cascaded, the water cooling air of the utility model
Compressor is used for ship, thus sucks 23 He of oil cooler through the pump housing as cooling water, seawater or river by the use of seawater or river
The cooling-water duct of compressed air cooler 22, oil and compressed air are cooled down, and oil cooling is but back to 1 weight of screw compressor afterwards
Multiple to utilize, compressed air enters in air accumulator 24 after being cooled to be stored.
Compressed air enters nitrogen making machine 3 from air accumulator 24, isolates nitrogen through nitrogen making machine 3, the nitrogen isolated
Cooled down from nitrogen making machine 3 into the first nitrogen cooler 31, equally, the first nitrogen cooler is by seawater water cooling, after cooling
Nitrogen stored into nitrogen air accumulator 32.
Nitrogen enters 4 primary compression of first piston formula compressor from nitrogen air accumulator 32, subsequently into through the second nitrogen
Cooler 41 cools down once, enters back into second piston formula compressor 5 and further compresses, equally, cold through the 3rd nitrogen cooler 51
But, finally export and use after the filtering of filter 64.
First safety valve 61, second piston formula pressure are set between the second nitrogen cooler 41 and second piston formula compressor 5
The exit of contracting machine 5 sets the second safety valve 62, meanwhile, first pressure gauge 611, the second safety are provided with the first safety valve 61
Valve 62 is provided with second pressure gauge 621, can be to avoid the pressure in first piston formula compressor 4 and second piston formula compressor 5
It is excessive to occur surprisingly.
Pipe connection unloading solenoid valve 7 between 4 entrance of first piston formula compressor and second piston formula compressor 5 export, the
Nitrogen pressure in two piston compressors 5 can be reused when excessive with pressure release to first piston formula compressor 4, be avoided directly
Exclusion causes nitrogen to waste.First sewage draining exit 231, the second sewage draining exit 411, the 3rd sewage draining exit 511 are discharged when facilitating plant maintenance
Internal liquid, drain valve 63 facilitate the water discharged during plant maintenance in the first safety valve 61, the second safety valve 62 and pipeline.
Obviously, above-described embodiment of the utility model is only intended to clearly illustrate the utility model example, and
It is not the restriction to the embodiment of the utility model.For those of ordinary skill in the field, in described above
On the basis of can also make other variations or changes in different ways.There is no need and unable to give all embodiments
It is exhaustive.All any modification, equivalent and improvement made where within the spirit and principles of the present invention etc., should be included in
Within the protection domain of the utility model claims.
Claims (10)
- A kind of 1. high pressure nitrogen Preparation equipment, it is characterised in that：Including screw compressor（1）, compressed air treatment device, system Nitrogen machine（3）, first piston formula compressor（4）, second piston formula compressor（5）With unloading solenoid valve（7）, the screw-compression Machine（1）, compressed air treatment device, nitrogen making machine（3）, first piston formula compressor（4）With second piston formula compressor（5）Successively Pipe connects, the unloading solenoid valve（7）Pipe is connected to first piston formula compressor（4）Entrance and second piston formula compressor（5） Outlet between；The screw compressor（1）For forced air, the compressed air treatment device is used for the sky of pressurization Gas deoils and cools down, the nitrogen making machine（3）For isolating nitrogen, the first piston formula compressor from forced air（4）With In the primary compression of nitrogen, the second piston formula compressor（5）Final stage for nitrogen is compressed, the unloading solenoid valve（7） For by second piston formula compressor（5）Pressure release is to first piston formula compressor when over-pressed（4）.
- 2. high pressure nitrogen Preparation equipment according to claim 1, it is characterised in that：The screw compressor（1）If It is equipped with air filter（11）With oil gas tank（12）, the air filter（11）It is connected to screw compressor（1）Enter gas At mouthful, the oil gas tank（12）It is connected to screw compressor（1）Gas outlet at.
- 3. high pressure nitrogen Preparation equipment according to claim 2, it is characterised in that：The compressed air treatment device bag Include gas and oil separating plant（21）, the gas and oil separating plant（21）With oil gas tank（12）Outlet connection.
- 4. high pressure nitrogen Preparation equipment according to claim 3, it is characterised in that：The compressed air treatment device is also Including compressed air cooler（22）, oil cooler（23）And air accumulator（24）, the aerial cooler（22）With oil cooling but Device（23）Respectively with gas and oil separating plant（21）Air outlet slit connected with oil export pipe, the air accumulator（24）It is cold with air But device（22）Outlet connection；The oil cooler（23）On be provided with the first sewage draining exit（231）.
- 5. high pressure nitrogen Preparation equipment according to claim 4, it is characterised in that：The nitrogen making machine（3）It is provided with One nitrogen cooler（31）With nitrogen air accumulator（32）, first nitrogen cooler（31）With nitrogen making machine（3）Outlet connects, The nitrogen air accumulator（32）With the first nitrogen cooler（31）Pipe connects.
- 6. high pressure nitrogen Preparation equipment according to claim 5, it is characterised in that：The first piston formula compressor （4）On be provided with the second nitrogen cooler（41）, second nitrogen cooler（41）With first piston formula compressor（4）Go out Mouth pipe connection；Second nitrogen cooler（41）On be provided with the second sewage draining exit（411）.
- 7. high pressure nitrogen Preparation equipment according to claim 6, it is characterised in that：The second piston formula compressor （5）It is provided with the 3rd nitrogen cooler（51）, the 3rd nitrogen cooler（51）With second piston formula compressor（5）Outlet Pipe connects；3rd nitrogen cooler（51）On be provided with the 3rd sewage draining exit（511）.
- 8. high pressure nitrogen Preparation equipment according to claim 7, it is characterised in that：Nitrogen Control Units are further included, it is described Nitrogen Control Units include the first safety valve（61）With the second safety valve（62）, first safety valve（61）Pipe is connected to second Nitrogen cooler（41）With second piston formula compressor（5）Between, second safety valve（62）Pipe is connected to second piston formula Compressor（5）Exit.
- 9. high pressure nitrogen Preparation equipment according to claim 8, it is characterised in that：The Nitrogen Control Units further included Filter（64）, the filter（64）With the second safety valve（62）Outlet be connected.
- 10. high pressure nitrogen Preparation equipment according to claim 9, it is characterised in that：The Nitrogen Control Units further include Drain valve（63）, the drain valve（63）With the first safety valve（61）With the second safety valve（62）Pipe connects.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721154793.8U CN207313139U (en) | 2017-09-11 | 2017-09-11 | A kind of high pressure nitrogen Preparation equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721154793.8U CN207313139U (en) | 2017-09-11 | 2017-09-11 | A kind of high pressure nitrogen Preparation equipment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207313139U true CN207313139U (en) | 2018-05-04 |
Family
ID=62386584
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721154793.8U Expired - Fee Related CN207313139U (en) | 2017-09-11 | 2017-09-11 | A kind of high pressure nitrogen Preparation equipment |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207313139U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111361061A (en) * | 2020-03-26 | 2020-07-03 | 上海航天化工应用研究所 | Automatic control system for vacuum paster on heat insulating layer of combustion chamber and operation method |
-
2017
- 2017-09-11 CN CN201721154793.8U patent/CN207313139U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111361061A (en) * | 2020-03-26 | 2020-07-03 | 上海航天化工应用研究所 | Automatic control system for vacuum paster on heat insulating layer of combustion chamber and operation method |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180504 Termination date: 20200911 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |