CN205873903U - Prepare device of nitrogen gas - Google Patents
Prepare device of nitrogen gas Download PDFInfo
- Publication number
- CN205873903U CN205873903U CN201620579249.7U CN201620579249U CN205873903U CN 205873903 U CN205873903 U CN 205873903U CN 201620579249 U CN201620579249 U CN 201620579249U CN 205873903 U CN205873903 U CN 205873903U
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- China
- Prior art keywords
- separator
- control valve
- loop
- nitrogen
- device producing
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Abstract
The utility model provides a prepare device of nitrogen gas, including air compressor, filter, desicator, separator and the air memory that connects gradually, the filter includes that liquid filters and dust filter, wherein still include stabiliser and pressure sensor, the stabiliser passes through the first loop UNICOM with the separator, the last second return circuit that still is equipped with of the first loop, the first loop is equipped with the first control valve, the second return circuit is equipped with the second control valve, pressure sensor sets up respectively on separator and the first loop, by adopting the above technical scheme, the production efficiency who prepares nitrogen gas can be effectively improved, the stability of the equipment that influences because pressure floats is prevented, and can simplify the nitrogen gas equipment of preparing, reduce the flow path and block up the condition, the efficiency of the safety in production is improved, the volume is also less relatively, and convenient the dismantlement is maintained moreover.
Description
Technical field
This utility model belongs to produces nitrogen technology field, is specifically related to a kind of device producing nitrogen.
Background technology
Existing nitrogen device of producing typically uses high quality carbon molecular sieve to be adsorbent, utilizes pressure-variable adsorption principle, directly
Nitrogen is obtained from compressed air；Under a certain pressure, the reason of dynamic effect, oxygen, the nitrogen diffusion rate on carbon molecular sieve
Differing greatly, in the short time, oxygen molecule is adsorbed in a large number by carbon molecular sieve, and nitrogen molecular, at gas phase enrichment, reaches oxygen nitrogen and separates.But by
In carbon molecular sieve layer, the adsorption capacity of oxygen there is is notable difference with the change of pressure, reduce pressure, can inhale by desorbing carbon molecular sieve
Attached oxygen molecule, makes carbon molecular sieve regenerate, is reused；Using two adsorber work, nitrogen, a solution are produced in an absorption
Inhaling regeneration, circulation is staggered, continuous output high-quality nitrogen；But existing to produce nitrogen gas preparing rate of recovery of nitrogen the highest, carbon molecular sieve
The service efficiency of layer is the lowest；Simultaneously because the impact of pressure, the work efficiency of adsorber also will be badly influenced.
Produce technical problem present in nitrogen device based on above-mentioned, not yet have relevant solution；Therefore compel to be essential
Effective scheme to be sought is to solve the problems referred to above.
Utility model content
The purpose of this utility model is for weak point present in above-mentioned technology, proposes a kind of dress producing nitrogen
Put, it is intended to solve the existing problem producing nitrogen device pressure instability.
This utility model provides a kind of device producing nitrogen, including the air compressor being sequentially connected with, filter, is dried
Device, separator and air accumulator；Filter includes that liquid filters and dust-filtering；The most also include that manostat and pressure pass
Sensor, manostat and separator are by the first loop UNICOM；It is additionally provided with second servo loop on first loop；First loop is provided with first
Control valve；Second servo loop is provided with the second control valve；Pressure transducer is respectively arranged on separator and the first loop.
Further, separator includes the first separator and the second separator；First separator and the second separator are arranged side by side
Arrange, and by tertiary circuit and the 4th loop UNICOM；First loop and second servo loop and tertiary circuit UNICOM.
Further, the first separator and the second separator are respectively equipped with carbon molecular sieve layer.
Further, nitrogen memorizer, nitrogen memorizer and separator UNICOM are also included；For storing nitrogen.
Further, oil eliminator is also included；Oil eliminator is arranged between exsiccator and filter.
Further, the 3rd control valve, the 4th control valve, the 5th control valve and the 6th control valve are also included；3rd control
Valve processed is arranged on tertiary circuit；4th control valve is arranged on the 4th loop；5th control valve sets respectively with the 6th control valve
It is placed in the first separator and the gas outlet of the second separator；3rd control valve and the 5th control valve linkage；4th control valve and the
Five control valve linkages.
Further, also include that temperature-sensitive bag, temperature-sensitive bag are respectively arranged at the first separator and the second separator interior is given vent to anger
At Kou.
Further, low pressure air pump is also included；Low pressure air pump UNICOM the first loop.
By using technique scheme, it is possible to be effectively improved the production efficiency producing nitrogen, prevent owing to pressure floats
Have influence on stablizing of equipment；And can simplify and produce nitrogen gas preparing, reduction passage blockage situation；Improve safety production efficiency,
Volume is the most relatively small, and is easy to remove and repair.
Accompanying drawing explanation
With detailed description of the invention, this utility model is described in further detail below in conjunction with the accompanying drawings.
Below with reference to accompanying drawing, the utility model is described in further detail:
Fig. 1 is the apparatus structure schematic diagram that this utility model produces nitrogen.
In figure: 1, air compressor；2, filter；3, exsiccator；4, air accumulator；5, the first separator；6, second
Separator；7, the 3rd control valve；8, the 4th control valve；9, the 5th control valve；10, the 6th control valve；11, the first control valve；12、
Second control valve；13, manostat；14, nitrogen memorizer.
Detailed description of the invention
It should be noted that in the case of not conflicting, the embodiment in the application and the feature in embodiment can phases
Combination mutually.Describe this utility model below with reference to the accompanying drawings and in conjunction with the embodiments in detail.
As it is shown in figure 1, this utility model provides a kind of device producing nitrogen, including the air compressor being sequentially connected with
1, filter 2, exsiccator 3, separator and air accumulator 4；Filter 2 includes that liquid filters and dust-filtering, mainly
The preliminary liquid filtering doping in primary air and dust granules, it is to avoid in subsequent handling, impact absorption purifies；The most also wrap
Include manostat 13 and pressure transducer；Further, in pressure transducer is respectively arranged at separator inwall and manostat 13
Wall, for detecting the force value of manostat 13 and separator；Manostat 13 and separator are by the first loop UNICOM；First loop
On be additionally provided with second servo loop；First loop is provided with the first control valve 11；Second servo loop is provided with the second control valve 12；Pressure transducer
It is respectively arranged on separator and the first loop；Separator includes the first separator 5 and the second separator 6, the first separator 5 He
Second separator 6 is respectively equipped with carbon molecular sieve layer, and the centrifugation of the oxygen in air and nitrogen is mainly based upon by carbon molecular sieve layer
Both gas diffusion rate on carbon molecular sieve surface is different, by by gas molecule (oxygen) diffusion speed less for diameter
Rate is very fast, more entrance carbon molecular sieve micropore thus two kinds of gases are separated；First separator 5 and the second separator 6 are arranged side by side
Arrange, and by tertiary circuit and the 4th loop UNICOM；First loop and second servo loop and tertiary circuit UNICOM；By using
Such scheme, it is possible to separator and produce nitrogen stream in the case of pressure transient, by starting in second servo loop
Control valve 12, make the nitrogen reflux in manostat 13, play the effect of voltage stabilizing；When the pressure in separator and manostat becomes
The situation that change value is less, the first control valve 11 on the first loop is in half opened condition, can have equally and play the effect all pressed.
Preferably, also include nitrogen memorizer 14, nitrogen memorizer 14 and separator UNICOM, be mainly used in storing nitrogen；
Nitrogen memorizer 14 can also keep the nitrogen in manostat 13 sufficient with manostat 13 UNICOM the most further simultaneously.
Preferably, oil eliminator is also included；Oil eliminator is arranged between exsiccator 3 and filter 4；At the beginning of primarily discrete
The oily matter in gas after step filtration, it is to avoid oily matter enters and carbon molecular sieve carries out in separator absorption stickup, shadow
Ring to adsorption function.
Preferably, as it is shown in figure 1, this utility model also includes the 3rd control valve the 7, the 4th control valve the 8, the 5th control valve 9
And the 6th control valve 10；3rd control valve 7 is arranged on tertiary circuit, controls the first separator 5 in time producing nitrogen
Open and close；4th control valve 8 is arranged on the 4th loop, controls the keying of the second separator 6 in time producing nitrogen；5th controls
Valve 9 and the 6th control valve 10 are respectively arranged at the first separator 5 and gas outlet of the second separator 6；3rd control valve 7 and the 5th
Control valve 9 links, and is mainly used in modulating the first separator 5 and produces nitrogen and pressure regulation；4th control valve 8 and the 5th control valve 10
Linkage, is mainly used in modulating the second separator 6 and pressure regulation.
Preferably, also include that temperature-sensitive bag, temperature-sensitive bag are respectively arranged at the first separator 5 and give vent to anger in the second separator 6 inside
At Kou, for detection the first separator 5 and the second separator 6 internal temperature；When due to temperature too high time, it is judged that force value big
Little.
Preferably, low pressure air pump is also included；Low pressure air pump UNICOM the first loop；When pressure is less, carry out punching press, protect
Hold enough pressure.
According to above-mentioned offer scheme, this programme correspondingly provides a kind of control method producing nitrogen, comprises the following steps:
Force value in S1: pressure transducer detection separator and the force value in the first loop；
S2: the force value in contrast separator and separator preset pressure value；
S3: contrast force value and the preset pressure value in the first loop in the first loop；
S4: when the force value in separator is more than separator preset pressure value；And first the force value in loop less than it is pre-
If during value, opening the second control valve.
Preferably, further comprising the steps of:
S11: pressure transducer detects the first separator and the force value of the second separator respectively；
S12: contrast force value and the force value of described second separator of described first separator；
S13: when the force value of described first separator exceeds 50pa more than the numerical value of the force value of described second separator
Time, open the 3rd control valve and be shown in a fully open operation, open the second control valve and be in half-open position；Generally force value exists
The production of below 50Pa separator is the safest, and its internal pressure is the most stable.
By using technique scheme, it is possible to be effectively improved the production efficiency producing nitrogen, prevent owing to pressure floats
Have influence on stablizing of equipment；And can simplify and produce nitrogen gas preparing, reduction passage blockage situation；Improve safety production efficiency,
Volume is the most relatively small, and is easy to remove and repair.
The above, preferred embodiment the most of the present utility model, not this utility model is done any pro forma limit
System.Any those of ordinary skill in the art, without departing under technical solutions of the utility model ambit, may utilize above-mentioned
Technical solutions of the utility model are made many possible variations and modification by described technology contents, or be revised as equivalent variations etc.
Effect embodiment.Therefore, every content without departing from technical solutions of the utility model, according to technology of the present utility model to above real
Execute any change amendment, equivalent variations and modification that example is made, belong to the protection domain of the technical program.
Claims (8)
1. the device producing nitrogen, it is characterised in that include the air compressor being sequentially connected with, filter, exsiccator, divide
From device and air accumulator；Described filter includes that liquid filters and dust-filtering；The most also include that manostat and pressure pass
Sensor, described manostat and described separator are by the first loop UNICOM；It is additionally provided with second servo loop on described first loop；Described
First loop is provided with the first control valve (11)；Described second servo loop is provided with the second control valve (12)；Described pressure transducer is respectively
It is arranged on described separator and described first loop.
The device producing nitrogen the most according to claim 1, it is characterised in that described separator include the first separator and
Second separator；Described first separator and described second separator are set up in parallel, and are joined by tertiary circuit and the 4th loop
Logical；Described first loop and described second servo loop and described tertiary circuit UNICOM.
The device producing nitrogen the most according to claim 2, it is characterised in that described first separator and described second point
It is respectively equipped with carbon molecular sieve layer from device.
The device producing nitrogen the most according to claim 1, it is characterised in that also include nitrogen memorizer, described nitrogen
Memorizer and described separator UNICOM；For storing nitrogen.
The device producing nitrogen the most according to claim 1, it is characterised in that also include oil eliminator；Described separating of oil
Device is arranged between described exsiccator and described filter.
The device producing nitrogen the most according to claim 2, it is characterised in that also include the 3rd control valve, the 4th control
Valve, the 5th control valve and the 6th control valve；Described 3rd control valve is arranged on described tertiary circuit；Described 4th control valve
It is arranged on described 4th loop；Described 5th control valve and described 6th control valve be respectively arranged at described first separator and
The gas outlet of described second separator；Described 3rd control valve and described 5th control valve linkage；Described 4th control valve and institute
State the 5th control valve linkage.
The device producing nitrogen the most according to claim 6, it is characterised in that also include that temperature-sensitive bag, described temperature-sensitive bag divide
It is not arranged at described first separator and described second separator interior gas outlet.
The device producing nitrogen the most according to claim 1, it is characterised in that also include low pressure air pump；Described low pressure gas
First loop described in pump UNICOM.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620579249.7U CN205873903U (en) | 2016-06-15 | 2016-06-15 | Prepare device of nitrogen gas |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620579249.7U CN205873903U (en) | 2016-06-15 | 2016-06-15 | Prepare device of nitrogen gas |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205873903U true CN205873903U (en) | 2017-01-11 |
Family
ID=57690878
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620579249.7U Withdrawn - After Issue CN205873903U (en) | 2016-06-15 | 2016-06-15 | Prepare device of nitrogen gas |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205873903U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106082144A (en) * | 2016-06-15 | 2016-11-09 | 湖州南浔展辉分子筛厂 | A kind of device producing nitrogen and control method thereof |
-
2016
- 2016-06-15 CN CN201620579249.7U patent/CN205873903U/en not_active Withdrawn - After Issue
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106082144A (en) * | 2016-06-15 | 2016-11-09 | 湖州南浔展辉分子筛厂 | A kind of device producing nitrogen and control method thereof |
| CN106082144B (en) * | 2016-06-15 | 2018-11-06 | 浙江品创知识产权服务有限公司 | A kind of device and its control method for producing nitrogen |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20170111 Effective date of abandoning: 20181106 |