CN107321203A - The gas mixer of nitrogen and sulfur hexafluoride - Google Patents
The gas mixer of nitrogen and sulfur hexafluoride Download PDFInfo
- Publication number
- CN107321203A CN107321203A CN201710797620.6A CN201710797620A CN107321203A CN 107321203 A CN107321203 A CN 107321203A CN 201710797620 A CN201710797620 A CN 201710797620A CN 107321203 A CN107321203 A CN 107321203A
- Authority
- CN
- China
- Prior art keywords
- inlet pipe
- air inlet
- drum
- magnetic valve
- connector
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
- B01F23/00—Mixing according to the phases to be mixed, e.g. dispersing or emulsifying
- B01F23/10—Mixing gases with gases
- B01F23/19—Mixing systems, i.e. flow charts or diagrams; Arrangements, e.g. comprising controlling means
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
- B01F25/00—Flow mixers; Mixers for falling materials, e.g. solid particles
- B01F25/40—Static mixers
- B01F25/42—Static mixers in which the mixing is affected by moving the components jointly in changing directions, e.g. in tubes provided with baffles or obstructions
- B01F25/421—Static mixers in which the mixing is affected by moving the components jointly in changing directions, e.g. in tubes provided with baffles or obstructions by moving the components in a convoluted or labyrinthine path
- B01F25/423—Static mixers in which the mixing is affected by moving the components jointly in changing directions, e.g. in tubes provided with baffles or obstructions by moving the components in a convoluted or labyrinthine path by means of elements placed in the receptacle for moving or guiding the components
- B01F25/4231—Static mixers in which the mixing is affected by moving the components jointly in changing directions, e.g. in tubes provided with baffles or obstructions by moving the components in a convoluted or labyrinthine path by means of elements placed in the receptacle for moving or guiding the components using baffles
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
- B01F35/00—Accessories for mixers; Auxiliary operations or auxiliary devices; Parts or details of general application
- B01F35/181—Preventing generation of dust or dirt; Sieves; Filters
- B01F35/187—Preventing generation of dust or dirt; Sieves; Filters using filters in mixers, e.g. during venting
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
- B01F35/00—Accessories for mixers; Auxiliary operations or auxiliary devices; Parts or details of general application
- B01F35/20—Measuring; Control or regulation
- B01F35/22—Control or regulation
- B01F35/221—Control or regulation of operational parameters, e.g. level of material in the mixer, temperature or pressure
- B01F35/2213—Pressure
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
- B01F35/00—Accessories for mixers; Auxiliary operations or auxiliary devices; Parts or details of general application
- B01F35/71—Feed mechanisms
- B01F35/712—Feed mechanisms for feeding fluids
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
- B01F35/00—Accessories for mixers; Auxiliary operations or auxiliary devices; Parts or details of general application
- B01F35/71—Feed mechanisms
- B01F35/717—Feed mechanisms characterised by the means for feeding the components to the mixer
- B01F35/71805—Feed mechanisms characterised by the means for feeding the components to the mixer using valves, gates, orifices or openings
Landscapes
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Dispersion Chemistry (AREA)
- Physical Or Chemical Processes And Apparatus (AREA)
Abstract
The gas mixer of nitrogen and sulfur hexafluoride, is related to the technical field of gas mixing, in order to solve N2And SF6Can not quick, mixed uniformly problem.The first connector and the second connector of the present invention is individually fixed in the two ends of hull outside, the inlet end of air inlet pipe is fixed on one end of enclosure interior, and source of the gas is accessed by the first connector, the outlet side of air inlet pipe is opened, drum is to being buckled in outside air inlet pipe, drum bottom is relative with the outlet side of air inlet pipe, and leave space, leave space in one end at the top of drum with enclosure interior, flow deflector is provided between air inlet pipe outer wall and the inwall of drum, flow deflector, the first magnetic valve and SF are provided between the outer wall of drum and the inwall of housing6Storage tank is connected, the second magnetic valve and N2Storage tank is connected, and air gauge is used to measure the atmospheric pressure value in air insulating device, and when atmospheric pressure value reaches setting value, controller controls the first magnetic valve and the second closed electromagnetic valve.The present invention is applied to gas mixing.
Description
Technical field
The present invention relates to the technical field of gas mixing.
Background technology
N2And SF6Mixed gas be usually used in air insulating device, but existing method is in air insulating device
A kind of gas is first filled with, another gas is re-filled with, waits two kinds of gases quietly and mixes in a device, waste the time, reduce work
Make efficiency, and it cannot be guaranteed that two kinds of gas mixings are uniform.
The content of the invention
The present invention is to solve N2And SF6Can not quick, mixed uniformly problem, so as to provide nitrogen and sulfur hexafluoride
Gas mixer.
The gas mixer of nitrogen and sulfur hexafluoride of the present invention, including the first connector 1, the second connector 2,
Housing 3, air inlet pipe 4, drum 5, air gauge, controller, the first magnetic valve 9 and the second magnetic valve 10；
First connector 1 and the second connector 2 are individually fixed in the two ends outside housing 3, and the inlet end of air inlet pipe 4 is fixed
One end inside housing 3, and source of the gas is accessed by the first connector 1, the outlet side of air inlet pipe 4 is opened, 5 pairs of drum be buckled in into
Outside tracheae 4, the bottom of drum 5 is relative with the outlet side of air inlet pipe 4, and leaves space, the top of drum 5 and one end inside housing 3
Space is left, flow deflector 6 is provided between the outer wall of air inlet pipe 4 and the inwall of drum 5, between the outer wall of drum 5 and the inwall of housing 3
Provided with flow deflector 6；
First magnetic valve 9 and SF6Storage tank is connected, the second magnetic valve 10 and N2Storage tank is connected, and air gauge is exhausted for measuring gas
Atmospheric pressure value in edge equipment, when atmospheric pressure value reaches setting value, controller controls the first magnetic valve 9 and the second magnetic valve 10 to close.
N of the present invention2And SF6Mixed gas entered by the inlet end of air inlet pipe 4, by the outlet side of air inlet pipe 4 flow out it is mixed
Close and carry out being sufficiently mixed for the first time between the gas inflow outer wall of air inlet pipe 4 and the inwall of drum 5, and gone out by the water conservancy diversion of flow deflector 6, so
Flow into and be sufficiently mixed for the second time between the outer wall of drum 5 and the inwall of housing 3 afterwards, gone out by the water conservancy diversion of flow deflector 6, finally by the
Two connectors 2 export gas, when air pressure reaches setting value, close magnetic valve.The present invention can make N2And SF6Quickly it is sufficiently mixed,
Apparatus structure is simple.
Brief description of the drawings
Fig. 1 is the structural representation of the gas mixer of nitrogen described in embodiment one and sulfur hexafluoride.
Embodiment
Embodiment one：Reference picture 1 illustrates present embodiment, nitrogen described in present embodiment and lithium
The gas mixer of sulphur, including the first connector 1, the second connector 2, housing 3, air inlet pipe 4, drum 5, air gauge, control
Device, the first magnetic valve 9 and the second magnetic valve 10；
First connector 1 and the second connector 2 are individually fixed in the two ends outside housing 3, and the inlet end of air inlet pipe 4 is fixed
One end inside housing 3, and source of the gas is accessed by the first connector 1, the outlet side of air inlet pipe 4 is opened, 5 pairs of drum be buckled in into
Outside tracheae 4, the bottom of drum 5 is relative with the outlet side of air inlet pipe 4, and leaves space, the top of drum 5 and one end inside housing 3
Space is left, flow deflector 6 is provided between the outer wall of air inlet pipe 4 and the inwall of drum 5, between the outer wall of drum 5 and the inwall of housing 3
Provided with flow deflector 6；
First magnetic valve 9 and SF6Storage tank is connected, the second magnetic valve 10 and N2Storage tank is connected, and air gauge is exhausted for measuring gas
Atmospheric pressure value in edge equipment, when atmospheric pressure value reaches setting value, controller controls the first magnetic valve 9 and the second magnetic valve 10 to close.
N is stored respectively in A and B2(nitrogen) and SF6(sulfur hexafluoride), C is connected with vavuum pump, and the connection of the first connector 1 is mixed
Close the insulator arrangement interface of gas inflated system, the second connector 2 connection air insulating device.Air insulating device is evacuated
Afterwards, N2And SF6Gas circuit is open-minded, and the two ends of gas mixer are pure in pressure difference, N2And SF6Fully mixed in gas mixer
Enter air insulating device after conjunction.
Embodiment two：Present embodiment is to the nitrogen and the gas of sulfur hexafluoride described in embodiment one
Mixing arrangement is described further, in present embodiment, and the flow deflector is spiral vane.
Spiral vane can make two kinds of gas mixings obtain more abundant.
Embodiment three：Present embodiment is to the nitrogen and the gas of sulfur hexafluoride described in embodiment one
Mixing arrangement is described further, in present embodiment, in addition to multiple barrier plates 7；Multiple barrier plates 7 are staggered in air inlet
In pipe 4.Gas flows to barrier plate 7, forms vortex, further can be sufficiently mixed gas.
Embodiment four：Present embodiment is to the nitrogen and the gas of sulfur hexafluoride described in embodiment one
Mixing arrangement is described further, in present embodiment, in addition to activated charcoal strainer 8；
Activated charcoal strainer 8 is arranged in air inlet pipe 4, and close to inlet end.
Impurity is filtered out through activated charcoal strainer 8, so as to prevent impurity from entering air insulating device, it is ensured that gas-insulated is set
Standby reliability service.
It is obvious to a person skilled in the art that the invention is not restricted to the details of above-mentioned one exemplary embodiment, Er Qie
In the case of without departing substantially from spirit or essential attributes of the invention, the present invention can be realized in other specific forms.Therefore, no matter
From the point of view of which point, embodiment all should be regarded as exemplary, and be nonrestrictive, the scope of the present invention is by appended power
Profit is required rather than described above is limited, it is intended that all in the implication and scope of the equivalency of claim by falling
Change is included in the present invention.
Claims (4)
1. the gas mixer of nitrogen and sulfur hexafluoride, it is characterised in that including the first connector (1), the second connector
(2), housing (3), air inlet pipe (4), drum (5), air gauge, controller, the first magnetic valve (9) and the second magnetic valve (10)；
First connector (1) and the second connector (2) are individually fixed in the outside two ends of housing (3), the inlet end of air inlet pipe (4)
The internal one end of housing (3) is fixed on, and source of the gas is accessed by the first connector (1), the outlet side of air inlet pipe (4) is opened, circle
Bucket (5) is to being buckled in air inlet pipe (4) outside, and drum (5) bottom is relative with the outlet side of air inlet pipe (4), and leaves space, drum (5)
Space is left in top one end internal with housing (3), and flow deflector is provided between air inlet pipe (4) outer wall and the inwall of drum (5)
(6) flow deflector (6), is provided between the inwall of the outer wall of drum (5) and housing (3)；
First magnetic valve (9) and SF6Storage tank is connected, the second magnetic valve (10) and N2Storage tank is connected, and air gauge is exhausted for measuring gas
Atmospheric pressure value in edge equipment, when atmospheric pressure value reaches setting value, controller controls the first magnetic valve (9) and the second magnetic valve (10)
Close.
2. the gas mixer of nitrogen according to claim 1 and sulfur hexafluoride, it is characterised in that the flow deflector is
Spiral vane.
3. the gas mixer of nitrogen according to claim 1 or 2 and sulfur hexafluoride, it is characterised in that also including many
Individual barrier plate (7)；Multiple barrier plates (7) are staggered in air inlet pipe (4).
4. the gas mixer of nitrogen according to claim 1 or 2 and sulfur hexafluoride, it is characterised in that also including work
Property charcoal screen pack (8)；
Activated charcoal strainer (8) is arranged in air inlet pipe (4), and close to inlet end.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710797620.6A CN107321203B (en) | 2017-09-06 | 2017-09-06 | The gas mixer of nitrogen and sulfur hexafluoride |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710797620.6A CN107321203B (en) | 2017-09-06 | 2017-09-06 | The gas mixer of nitrogen and sulfur hexafluoride |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN107321203A true CN107321203A (en) | 2017-11-07 |
| CN107321203B CN107321203B (en) | 2019-10-08 |
Family
ID=60204436
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710797620.6A Active CN107321203B (en) | 2017-09-06 | 2017-09-06 | The gas mixer of nitrogen and sulfur hexafluoride |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107321203B (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108119749A (en) * | 2017-12-20 | 2018-06-05 | 国网河北省电力有限公司电力科学研究院 | A kind of SF6And N2Mixed gas air charging system and accurate inflation method |
| CN110694497A (en) * | 2019-11-07 | 2020-01-17 | 国网黑龙江省电力有限公司电力科学研究院 | Gas mixer for carbon tetrafluoride and sulfur hexafluoride |
| CN114950171A (en) * | 2022-04-14 | 2022-08-30 | 中国石油大学(北京) | Gas mixing cylinder without inner cylinder, gas mixing device and gas mixing method for natural gas blending |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102974257A (en) * | 2012-12-03 | 2013-03-20 | 山西新华化工有限责任公司 | Dynamic activity detection mixer |
| CN202844899U (en) * | 2012-10-26 | 2013-04-03 | 杭州北高峰电力工程设计有限公司 | Whirlwind-type ammonia-air mixer |
| CN105817150A (en) * | 2016-03-25 | 2016-08-03 | 成都超迈南光科技有限公司 | Multi-gas rapid mixing device for special electronic vacuum equipment |
-
2017
- 2017-09-06 CN CN201710797620.6A patent/CN107321203B/en active Active
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202844899U (en) * | 2012-10-26 | 2013-04-03 | 杭州北高峰电力工程设计有限公司 | Whirlwind-type ammonia-air mixer |
| CN102974257A (en) * | 2012-12-03 | 2013-03-20 | 山西新华化工有限责任公司 | Dynamic activity detection mixer |
| CN105817150A (en) * | 2016-03-25 | 2016-08-03 | 成都超迈南光科技有限公司 | Multi-gas rapid mixing device for special electronic vacuum equipment |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108119749A (en) * | 2017-12-20 | 2018-06-05 | 国网河北省电力有限公司电力科学研究院 | A kind of SF6And N2Mixed gas air charging system and accurate inflation method |
| CN110694497A (en) * | 2019-11-07 | 2020-01-17 | 国网黑龙江省电力有限公司电力科学研究院 | Gas mixer for carbon tetrafluoride and sulfur hexafluoride |
| CN110694497B (en) * | 2019-11-07 | 2021-08-27 | 国网黑龙江省电力有限公司电力科学研究院 | Gas mixer for carbon tetrafluoride and sulfur hexafluoride |
| CN114950171A (en) * | 2022-04-14 | 2022-08-30 | 中国石油大学(北京) | Gas mixing cylinder without inner cylinder, gas mixing device and gas mixing method for natural gas blending |
Also Published As
| Publication number | Publication date |
|---|---|
| CN107321203B (en) | 2019-10-08 |
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