CN206219204U - A kind of atmosphere furnace argon gas recovery and purification system - Google Patents
A kind of atmosphere furnace argon gas recovery and purification system Download PDFInfo
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- CN206219204U CN206219204U CN201621168948.9U CN201621168948U CN206219204U CN 206219204 U CN206219204 U CN 206219204U CN 201621168948 U CN201621168948 U CN 201621168948U CN 206219204 U CN206219204 U CN 206219204U
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- China
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- argon gas
- purification system
- atmosphere furnace
- reducer unit
- gas
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Abstract
The utility model is related to argon gas recovery technology field, specifically discloses a kind of atmosphere furnace argon gas recovery and purification system, including one is used to store the argon gas cabinet for coming from the contaminated argon gas of atmosphere furnace, and the argon gas cabinet is connected with atmosphere outlet of still；The first filter, lower scroll oil free screw machine, the second filter, drier, the first reducer unit, interior circulation purification system have been sequentially connected after the argon gas cabinet；The interior circulation purification system includes purifier, the second reducer unit, surge tank, high pressure compressor, the gas bomb group being sequentially connected to after purifier, the gas bomb group is connected with bypass line road, by-pass line is provided with a bypath valve and the 3rd reducer unit, and the 3rd reducer unit is connected with purifier.The utility model has the advantages that, it is ensured that the efficient rate of recovery, contact of the gas with outside air in pressure vessel, efficient filtration system and purification system are further reduced, gas is effectively ensured and applies again, reduce argon gas loss, reduces cost.
Description
Technical field
The utility model is related to argon gas recovery technology field, particularly relates to a kind of atmosphere furnace argon gas recovery and purification system.
Background technology
Atmosphere furnace when in use often to argon gas is passed through in its burner hearth, because workpiece can occur oxygen in the case of a high temperature
Change, and be passed through argon gas mainly for playing antioxidation, be then as one while being passed through argon gas under special product situation
The effect of catalysis auxiliary material is planted, high-purity argon gas is additionally, since by the argon gas discharged after experiment, containing micro impurity, carbon
Dust, carbon monoxide and carbon dioxide etc., environmental pollution is larger.To solve the above problems, it is necessary to the argon for emitting
Gas carries out recycling.
The method that the patent of Application No. 201210078306.X discloses argon gas recovery purifying in a kind of monocrystalline silicon production
With device, high accuracy oil removing dedusting after thick oil removing, then compressed cooling is first carried out to the argon gas reclaimed from single crystal growing furnace；Then lead to
Crossing high temperature catalytic reaction makes the hydro carbons such as methane and carbon monoxide generate water and carbon dioxide with oxygen reaction, ensures in catalytic reaction
Oxygen excess；Generation water is reacted with the hydrogen for adding by making excessive oxygen after cooling under catalyst action again, by twice
Argon gas after catalytic reaction is by normal temperature absorbing unit to adsorb water and carbon dioxide；Sent into after above-mentioned argon gas is cooled down low
Warm rectifying column, makes argon gas produce rectifying to separate with nitrogen and hydrogen, obtains pure liquid argon, then straight argon product is obtained after re-heat.System
System is excessively complicated, and the equipment price for using is high, and financial cost is very high, very high to subsequent purification equipment requirement, and hydrogen usage
Greatly, cost is increased.
The content of the invention
The purpose of this utility model is to provide a kind of atmosphere furnace argon gas recovery and purification system, it is ensured that the efficient rate of recovery,
Contact of the gas with outside air in pressure vessel, efficient filtration system and purification system are further reduced, is effectively ensured
Gas is applied again, reduces argon gas loss, reduces cost.
To achieve these goals, the utility model employs following technical scheme：A kind of atmosphere furnace argon gas reclaims pure
Change system, including one be used to store and come from the argon gas cabinet of the contaminated argon gas of atmosphere furnace, the argon gas cabinet and atmosphere outlet of still
Connection；
The first filter, lower scroll oil free screw machine, the second filter, dry has been sequentially connected after the argon gas cabinet
Dry device, the first reducer unit, interior circulation purification system；
The interior circulation purification system includes purifier, the second reducer unit being sequentially connected to after purifier, buffering
Tank, high pressure compressor, gas bomb group, the gas bomb group are connected with bypass line road, and by-pass line is provided with a bypath valve
With the 3rd reducer unit, the 3rd reducer unit is connected with purifier；
The gas bomb group is connected with the intake valve of atmosphere furnace.
Wherein, temperature sensor and pressure sensing are provided between the lower scroll oil free screw machine and the second filter
Device, is provided with temperature sensor and pressure sensor, the temperature sensor and pressure between the high pressure compressor and gas bomb group
Force snesor is all connected with a switch board.
Wherein, the purifier includes at least one set of adsorption tower and catalytic tower, the catalytic tower and the first reducer unit and
Connection.
Wherein, first reducer unit, between the 3rd reducer unit and catalytic tower be equipped with valve.
Wherein, the atmosphere furnace front end is connected with supplement compressed air source unit.
Wherein, the supplement compressed air source unit includes liquid argon tank and gasifier, and liquid argon tank is connected by gasifier with atmosphere furnace.
The beneficial effects of the utility model are：Argon gas recovery purifying is reused, it is ensured that financial cost and argon gas mistake
Degree consumption, is that enterprise brings good benefit.
This programme system is fully automatic operation, can carry out remote monitoring and debugging.
This argon recovery systems ensure that 90% rate of recovery, effectively reduce argon gas loss！
Argon gas cabinet employs water isolation protection, reduces argon gas and contacting external air, greatly reduces argon gas and is allowed to leakage and leads
The failure for causing gas purity to decline rapidly.
Efficient purifier, it is ensured that contaminated gas purifies utilization again.
Using German filtration system, the oil content for making to enter in the gas of body of heater is very small, it is to avoid body of heater is tested
The influence and harm of generation.
Brief description of the drawings
In order to illustrate more clearly of the utility model embodiment technical scheme, below will be to make needed for embodiment description
Accompanying drawing is briefly described, it should be apparent that, drawings in the following description are only the utility model in order to more clearly
The utility model embodiment or technical scheme of the prior art are illustrated, below by institute in p- embodiment or description of the prior art
The accompanying drawing for needing to use is briefly described, for those of ordinary skill in the art, before creative work is not paid
Put, other accompanying drawings can also be obtained according to these accompanying drawings.
Fig. 1 is structural representation of the present utility model.
Specific embodiment
Below in conjunction with the accompanying drawing in the utility model embodiment, the technical scheme in the utility model embodiment is carried out
Clearly and completely describe, it is clear that described embodiment is only a part of embodiment of the utility model, rather than whole
Embodiment.Based on the embodiment in the utility model, those of ordinary skill in the art are not under the premise of creative work is made
The every other embodiment for being obtained, belongs to the scope of the utility model protection.
A kind of atmosphere furnace argon gas recovery and purification system as shown in Figure 1, including one to come from atmosphere furnace for storage dirty
The argon gas cabinet of the argon gas of dye, the argon gas cabinet is connected with atmosphere outlet of still；
The first filter, lower scroll oil free screw machine, the second filter, dry has been sequentially connected after the argon gas cabinet
Dry device, the first reducer unit, interior circulation purification system；
The interior circulation purification system includes purifier, the second reducer unit being sequentially connected to after purifier, buffering
Tank, high pressure compressor, gas bomb group, the gas bomb group are connected with bypass line road, and by-pass line is provided with a bypath valve
With the 3rd reducer unit, the 3rd reducer unit is connected with purifier；
The gas bomb group is connected with the intake valve of atmosphere furnace.
The purifier includes at least one set of adsorption tower and catalytic tower, the catalytic tower and the first reducer unit and is connected,
One opens one standby, prevents failure, is used alternatingly.
Temperature sensor and pressure sensor are provided between the lower scroll oil free screw machine and the second filter, it is described
Temperature sensor and pressure sensor, the temperature sensor and pressure sensor are provided between high pressure compressor and gas bomb group
It is all connected with a switch board.The data that will be measured in real time are transmitted to switch board and are checked for staff.
First reducer unit, between the 3rd reducer unit and catalytic tower valve is equipped with, between control piper
Open and-shut mode.
The atmosphere furnace front end is connected with supplement compressed air source unit, and the supplement compressed air source unit includes liquid argon tank and gasifier,
Liquid argon tank is connected by gasifier with atmosphere furnace, for supplementing argon gas to atmosphere furnace.
The contaminated argon gas source of atmosphere outlet of still is collected the argon gas cabinet storage for being recovered to connection, while open argon gas cabinet going out
Mouthful the first filter of connection, into the valve of lower scroll oil free screw machine, starts lower scroll oil free screw machine to treating level pressure
Power, large quantity of moisture and impurity are removed by the second filter and drier, while entering pure after the first reducer unit depressurizes
Change device purification, whether the nitrogen, oxygen element and water dew point in monitoring argon gas source reach setting value, are then decompressed to normal pressure through not
Rust steel surge tank buffering enters high pressure compressor, when sets requirement value is not reached by the argon gas source of purifier, can first close
Into the intake valve of atmosphere furnace, while open gas bomb group bypass to the pipeline valve of purifier, through being decompressed to purifier entrance
The pressure of demand, circulates again, after argon gas source purity reaches standard, turns off bypath valve, through high pressure compressor to storage
Gas cylinders group is stored, and atmosphere furnace is again introduced into finally by the clean argon gas source of gas bomb group, is recycled, and is circulated with this.
Preferred embodiment of the present utility model is the foregoing is only, is not used to limit the utility model, it is all at this
Within the spirit and principle of utility model, any modification, equivalent substitution and improvements made etc. should be included in the utility model
Protection domain within.
Claims (6)
1. a kind of atmosphere furnace argon gas recovery and purification system, it is characterised in that：Come from atmosphere furnace for storage including one to be contaminated
Argon gas argon gas cabinet, the argon gas cabinet is connected with atmosphere outlet of still；
The first filter, lower scroll oil free screw machine, the second filter, drying have been sequentially connected after the argon gas cabinet
Device, the first reducer unit, interior circulation purification system；
The interior circulation purification system includes purifier, the second reducer unit, surge tank, the height being sequentially connected to after purifier
Pressure compressor, gas bomb group, the gas bomb group are connected with bypass line road, and by-pass line is provided with a bypath valve and the 3rd
Reducer unit, the 3rd reducer unit is connected with purifier；
The gas bomb group is connected with the intake valve of atmosphere furnace.
2. a kind of atmosphere furnace argon gas recovery and purification system according to claim 1, it is characterised in that：The lower scroll without
Be provided with temperature sensor and pressure sensor between oily screw machine and the second filter, the high pressure compressor and gas bomb group it
Between be provided with temperature sensor and pressure sensor, the temperature sensor and pressure sensor are all connected with a switch board.
3. a kind of atmosphere furnace argon gas recovery and purification system according to claim 1, it is characterised in that：The purifier includes
At least one set of adsorption tower and catalytic tower, the catalytic tower and the first reducer unit and are connected.
4. a kind of atmosphere furnace argon gas recovery and purification system according to claim 1, it is characterised in that：First pressure-reducing valve
Valve is equipped between group, the 3rd reducer unit and catalytic tower.
5. a kind of atmosphere furnace argon gas recovery and purification system according to any one of claim 1 ~ 4, it is characterised in that：The gas
Atmosphere stokehold end is connected with supplement compressed air source unit.
6. a kind of atmosphere furnace argon gas recovery and purification system according to claim 5, it is characterised in that：The supplement source of the gas dress
Put including liquid argon tank and gasifier, liquid argon tank is connected by gasifier with atmosphere furnace.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621168948.9U CN206219204U (en) | 2016-11-02 | 2016-11-02 | A kind of atmosphere furnace argon gas recovery and purification system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621168948.9U CN206219204U (en) | 2016-11-02 | 2016-11-02 | A kind of atmosphere furnace argon gas recovery and purification system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206219204U true CN206219204U (en) | 2017-06-06 |
Family
ID=58788730
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621168948.9U Expired - Fee Related CN206219204U (en) | 2016-11-02 | 2016-11-02 | A kind of atmosphere furnace argon gas recovery and purification system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206219204U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107866627A (en) * | 2017-10-18 | 2018-04-03 | 广东省焊接技术研究所（广东省中乌研究院） | A kind of vacuum argon filling welding jig and method |
-
2016
- 2016-11-02 CN CN201621168948.9U patent/CN206219204U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107866627A (en) * | 2017-10-18 | 2018-04-03 | 广东省焊接技术研究所（广东省中乌研究院） | A kind of vacuum argon filling welding jig and method |
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| 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: 20170606 Termination date: 20181102 |
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| CF01 | Termination of patent right due to non-payment of annual fee |