CN104482400B - A kind of portable SF6Gas concentration unit - Google Patents
A kind of portable SF6Gas concentration unit Download PDFInfo
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- CN104482400B CN104482400B CN201410650634.1A CN201410650634A CN104482400B CN 104482400 B CN104482400 B CN 104482400B CN 201410650634 A CN201410650634 A CN 201410650634A CN 104482400 B CN104482400 B CN 104482400B
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- 238000007789 sealing Methods 0.000 claims abstract description 69
- 238000004064 recycling Methods 0.000 claims abstract description 18
- 238000011084 recovery Methods 0.000 claims abstract description 6
- 238000001514 detection method Methods 0.000 claims description 3
- 239000000284 extract Substances 0.000 claims description 3
- 238000000034 method Methods 0.000 description 3
- 238000012423 maintenance Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000005684 electric field Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000002349 favourable effect Effects 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 238000009413 insulation Methods 0.000 description 1
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- Compressors, Vaccum Pumps And Other Relevant Systems (AREA)
Abstract
The invention discloses a kind of portable SF6Gas concentration unit, comprise low pressure recycling module and high pressure recycling module, low pressure recycling module comprises filter, the first magnetic valve, the first pressure switch, vacuum compressor, the second pressure switch, the first self-sealing joint, the first check valve, the second check valve, and high pressure recycling module comprises the 3rd check valve, the 4th check valve, the second magnetic valve, the first compressor, vent ball valve, storage gas tank, the second white sealing joint and contact pressure table; The present invention can realize SF6The recovery of gas, and volume is little, quality is little, easy to carry.
Description
Technical field
The present invention relates to a kind of retracting device, be specifically related to a kind of portable SF6Gas concentration unit.
Background technology
In 110kV and above, SF6Gas almost becomes unique insulation and the arc-extinguishing medium of breaker and GIS, SF in the following electric pressure of 110kV6Breaker has become the Two Mainstays of running neck and neck with vacuum switch. Due to SF6Electric property be subject to the impact of electric field uniformity coefficient and moisture, impurity very large. The valve, leak test plant, gas concentration unit etc. of favorable sealing property need to be set for this reason, specially. Therefore, to this kind equipment SF6The processing of gas and maintenance have been an important step of service work. We are used integrated SF6Retracting device is respectively cooled SF6Retracting device and high pressure SF6Retracting device, their volume is large, and quality is large, and efficiency is not high, have hydraulic shrinking machine maintenance also very large, and the scene of transformer station's periphery is narrow and small, is not easy to personnel's carrying, transport, causes and expends a large amount of time in the carrying of integral type retracting device.
Summary of the invention
The object of the invention is to overcome the shortcoming of above-mentioned prior art, a kind of portable SF is provided6Gas concentration unit, this device can be realized SF6The recovery of gas, and volume is little, quality is little, easy to carry.
For achieving the above object, portable SF of the present invention6Gas concentration unit comprises low pressure recycling module and high pressure recycling module, low pressure recycling module comprises filter, the first magnetic valve, the first pressure switch, vacuum compressor, the second pressure switch, the first self-sealing joint, the first check valve, the second check valve, and high pressure recycling module comprises the 3rd check valve, the 4th check valve, the second magnetic valve, the first compressor, vent ball valve, storage gas tank, the second self-sealing joint and contact pressure table;
The gas access of described filter is connected with GIS air chamber, the gas vent of filter is divided into two-way, one tunnel is connected with the entrance of the second check valve through the first magnetic valve and vacuum compressor successively, another road is connected with the entrance of the first check valve, the outlet of the first check valve is connected by the entrance of pipeline Guan Houyu the first self-sealing joint with the outlet of the second check valve, the outlet of the first self-sealing joint is connected with the entrance of the second self-sealing joint, the outlet of the second self-sealing joint is divided into two-way, wherein, one tunnel is connected with the entrance of the 3rd check valve, another road is connected with the entrance of the 4th check valve through the second magnetic valve and the first compressor successively, the outlet of the outlet of the 4th check valve and the 3rd check valve is connected with the entrance of vent ball valve by contact pressure table after by pipeline pipe, the outlet of vent ball valve is connected with storage gas tank, the entrance of the first check valve is connected with the first pressure switch, the second pressure switch is connected with the entrance of the first self-sealing joint,
The output of described the first pressure switch is connected with the control end of vacuum compressor, the output of the second pressure switch is connected with the control end of vacuum compressor, and the output of contact pressure table is connected with control end, the control end of vacuum compressor and the control end of the first magnetic valve of the first compressor.
Also comprise vacuum sensor and display, the pipeline between the first magnetic valve and vacuum compressor is connected with the entrance of vacuum sensor, and the output of vacuum sensor is connected with display.
Also comprise the 3rd self-sealing joint and four selfs sealing joint, the gas access of filter is connected with GIS air chamber by the 3rd self-sealing joint, and the outlet of vent ball valve is connected with storage gas tank by four selfs sealing joint.
Also comprise the 5th self-sealing joint, the entrance of the 5th self-sealing joint is connected with the entrance of the first self-sealing joint.
Between the entrance of the outlet of described the first self-sealing joint and the second self-sealing joint, be connected by flexible pipe.
At the SF in GIS air chamber6When gas extracts, open vent ball valve and the first compressor, when the pressure recording when the second pressure switch is more than or equal to the pre-set threshold value of the second pressure switch, be that pressure in GIS air chamber is very high, air pressure is automatically through the first check valve, the 3rd check valve and vent ball valve directly enter into and store gas tank, when the pressure recording when the first pressure switch is less than the pre-set threshold value of the second pressure switch, be that pressure in GIS air chamber is when lower, produce first signal of telecommunication, and described first signal of telecommunication is forwarded in vacuum compressor and the first magnetic valve, the first magnetic valve and vacuum compressor are opened, SF in GIS air chamber6After gas is filtered, be divided into two-way, wherein a road enters into the second check valve after the first magnetic valve and vacuum compressor pressurization, and another road enters into the first check valve, the SF in the first check valve and the second check valve6After gas confluxes, be divided into two-way through the first self-sealing joint and the second self-sealing joint, a road the 3rd check valve enters into vent ball valve, and another road enters into vent ball valve, the SF in vent ball valve through the second magnetic valve, the first compressor and the 4th check valve successively6Gas enters into and stores gas tank through four selfs sealing joint, in the time that the pressure of contact pressure table detection is more than or equal to the pre-set threshold value of node pressure table, storing gas tank has stored complete, close vent ball valve, meanwhile, contact pressure table produces second signal of telecommunication, and described second signal of telecommunication is forwarded in the first compressor, vacuum compressor and the first magnetic valve, make the first compressor, vacuum compressor and the first closed electromagnetic valve, change and store gas tank, and then complete SF6The recovery of gas.
The present invention has following beneficial effect:
Portable SF6 gas concentration unit of the present invention is to SF6In the process that gas reclaims, first the 3rd self-sealing joint is connected with GIS air chamber, and then four selfs sealing joint is connected with storage gas tank, again the first self-sealing joint and the second self-sealing joint are connected, then open vent ball valve, start the first compressor, when the air pressure detecting when the second pressure switch is greater than the pre-set threshold value of the second pressure switch, close vacuum compressor, in the time that the air pressure of the first pressure switch detection is less than pre-set threshold value, open the first magnetic valve and vacuum compressor, GIS air chamber is vacuumized, after the satisfied pressure that stores gas tank of force value that contact pressure table records requires, close vacuum compressor and the first compressor, change and store gas tank, thereby complete SF6The recovery of gas, convenient and simple for operation, in implementation procedure, by low pressure recycling module and high pressure recycling module are separated to use, thereby effectively reduce volume and the weight of each module, be easy to carry and install.
Brief description of the drawings
Fig. 1 is schematic diagram of the present invention.
Wherein, 1 is that the first compressor, 2 is that vacuum compressor, 3.1 is that the first pressure switch, 3.2 is that the second pressure switch, 4.1 is that the first check valve, 4.2 is that the second check valve, 4.3 is that the 4th check valve, 4.4 is that the 3rd check valve, 5.1 is that the first magnetic valve, 5.2 is that the second magnetic valve, 6 is that vacuum sensor, 7 is that filter, 8 is that vent ball valve, 9 is that contact pressure table, 10 is that flexible pipe, 11 is that the second self-sealing joint, 12 is that the first self-sealing joint, 13 is that the 5th self-sealing joint, 14 is that four selfs sealing joint, 15 is the 3rd self-sealing joint.
Detailed description of the invention
Below in conjunction with accompanying drawing, the present invention is described in further detail:
With reference to figure 1, portable SF of the present invention6Gas concentration unit comprises low pressure recycling module and high pressure recycling module, low pressure recycling module comprises filter 7, the first magnetic valve 5.1, the first pressure switch 3.1, vacuum compressor 2, the second pressure switch 3.2, the first self-sealing joint 12, the first check valve 4.1, the second check valve 4.2, and high pressure recycling module comprises the 3rd check valve 4.4, the 4th check valve 4.3, the second magnetic valve 5.2, the first compressor 1, vent ball valve 8, stores gas tank, the second self-sealing joint 11 and contact pressure table 9, the gas access of described filter 7 is connected with GIS air chamber, the gas vent of filter 7 is divided into two-way, one tunnel is connected with the entrance of the second check valve 4.2 through the first magnetic valve 5.1 and vacuum compressor 2 successively, another road is connected with the entrance of the first check valve 4.1, the outlet of the first check valve 4.1 is connected by the entrance of pipeline Guan Houyu the first self-sealing joint 12 with the outlet of the second check valve 4.2, the outlet of the first self-sealing joint 12 is connected with the entrance of the second self-sealing joint 11, the outlet of the second self-sealing joint 11 is divided into two-way, wherein, one tunnel is connected with the entrance of the 3rd check valve 4.4, another road is connected with the entrance of the 4th check valve 4.3 through the second magnetic valve 5.2 and the first compressor 1 successively, the outlet of the outlet of the 4th check valve 4.3 and the 3rd check valve 4.4 is connected with the entrance of vent ball valve 8 by contact pressure table 9 after by pipeline pipe, the outlet of vent ball valve 8 is connected with storage gas tank, the entrance of the first check valve 4.1 is connected with the first pressure switch 3.1, the second pressure switch 3.2 is connected with the entrance of the first self-sealing joint 12, the output of described the first pressure switch 3.1 is connected with the control end of vacuum compressor 2, the output of the second pressure switch 3.2 is connected with the control end of vacuum compressor 2, and the output of contact pressure table 9 is connected with control end, the control end of vacuum compressor 2 and the control end of the first magnetic valve 5.1 of the first compressor 1.
The present invention also comprises vacuum sensor 6, the 5th self-sealing joint 13, display, the 3rd self-sealing joint 15 and four selfs sealing joint 14, pipeline between the first magnetic valve 5.1 and vacuum compressor 2 is connected with the entrance of vacuum sensor 6, the output of vacuum sensor 6 is connected with display, the gas access of filter 7 is connected with GIS air chamber by the 3rd self-sealing joint 15, the outlet of vent ball valve 8 is connected with storage gas tank by four selfs sealing joint 14, the entrance of the 5th self-sealing joint 13 is connected with the entrance of the first self-sealing joint 12, between the entrance of the outlet of the first self-sealing joint 12 and the second self-sealing joint 11, be connected by flexible pipe 10.
Specific works process of the present invention is:
At the SF in GIS air chamber6When gas extracts, open vent ball valve 8 and the first compressor 1, when the pressure recording when the second pressure switch 3.2 is more than or equal to the pre-set threshold value of the second pressure switch 3.2, be that pressure in GIS air chamber is very high, air pressure is automatically through the first check valve 4.1, the 3rd check valve 4.4 and vent ball valve 8 directly enter into and store gas tank, when the pressure recording when the first pressure switch 3.1 is less than the pre-set threshold value of the second pressure switch 3.2, be that pressure in GIS air chamber is when lower, produce first signal of telecommunication, and described first signal of telecommunication is forwarded in vacuum compressor 2 and the first magnetic valve 5.1, the first magnetic valve 5.1 and vacuum compressor 2 are opened, SF in GIS air chamber6Gas is divided into two-way after filter 7 filters, and wherein a road enters into the second check valve 4.2 after the first magnetic valve 5.1 and vacuum compressor 2 pressurizations, and another road enters into the SF in the first check valve 4.1, the first check valves 4.1 and the second check valve 4.26After confluxing, gas is divided into two-way through the first self-sealing joint 12 and the second self-sealing joint 11, one tunnel the 3rd check valve 4.4 enters into vent ball valve 8, another road enters into vent ball valve 8, the SF in vent ball valve 8 through the second magnetic valve 5.2, the first compressor 1 and the 4th check valve 4.3 successively6Gas enters into and stores gas tank through four selfs sealing joint 14, when the pressure detecting when contact pressure table 9 is more than or equal to the pre-set threshold value of node pressure table, storing gas tank has stored complete, close vent ball valve 8, meanwhile, contact pressure table 9 produces second signal of telecommunication, and described second signal of telecommunication is forwarded in the first compressor 1, vacuum compressor 2 and the first magnetic valve 5.1, the first compressor 1, vacuum compressor 2 and the first magnetic valve 5.1 are closed, change and store gas tank, and then complete SF6The recovery of gas.
Claims (1)
1. a portable SF6Gas concentration unit, it is characterized in that, comprise low pressure recycling module and high pressure recycling module, low pressure recycling module comprises filter (7), the first magnetic valve (5.1), the first pressure switch (3.1), vacuum compressor (2), the second pressure switch (3.2), the first self-sealing joint (12), the first check valve (4.1), the second check valve (4.2), high pressure recycling module comprises the 3rd check valve (4.4), the 4th check valve (4.3), the second magnetic valve (5.2), the first compressor (1), vent ball valve (8), store gas tank, the second self-sealing joint (11) and contact pressure table (9),
The gas access of described filter (7) is connected with GIS air chamber, the gas vent of filter (7) is divided into two-way, one tunnel is connected with the entrance of the second check valve (4.2) through the first magnetic valve (5.1) and vacuum compressor (2) successively, another road is connected with the entrance of the first check valve (4.1), the outlet of the first check valve (4.1) is connected by the entrance of pipeline Guan Houyu the first self-sealing joint (12) with the outlet of the second check valve (4.2), the outlet of the first self-sealing joint (12) is connected with the entrance of the second self-sealing joint (11), the outlet of the second self-sealing joint (11) is divided into two-way, wherein, one tunnel is connected with the entrance of the 3rd check valve (4.4), another road is connected with the entrance of the 4th check valve (4.3) through the second magnetic valve (5.2) and the first compressor (1) successively, the outlet of the outlet of the 4th check valve (4.3) and the 3rd check valve (4.4) is connected with the entrance of vent ball valve (8) by contact pressure table (9) after by pipeline pipe, the outlet of vent ball valve (8) is connected with storage gas tank, the entrance of the first check valve (4.1) is connected with the first pressure switch (3.1), the second pressure switch (3.2) is connected with the entrance of the first self-sealing joint (12),
The output of described the first pressure switch (3.1) is connected with the control end of vacuum compressor (2), the output of the second pressure switch (3.2) is connected with the control end of vacuum compressor (2), and the output of contact pressure table (9) is connected with the control end of the control end of the first compressor (1), vacuum compressor (2) and the control end of the first magnetic valve (5.1);
Also comprise vacuum sensor (6) and display, pipeline between the first magnetic valve (5.1) and vacuum compressor (2) is connected with the entrance of vacuum sensor (6), and the output of vacuum sensor (6) is connected with display;
Also comprise the 3rd self-sealing joint (15) and four selfs sealing joint (14), the gas access of filter (7) is connected with GIS air chamber by the 3rd self-sealing joint (15), and the outlet of vent ball valve (8) is connected with storage gas tank by four selfs sealing joint (14);
Also comprise the 5th self-sealing joint (13), the entrance of the 5th self-sealing joint (13) is connected with the entrance of the first self-sealing joint (12);
Between the entrance of the outlet of described the first self-sealing joint (12) and the second self-sealing joint (11), be connected by flexible pipe (10);
At the SF in GIS air chamber6When gas extracts, open vent ball valve (8) and the first compressor (1), when the pressure recording when the second pressure switch (3.2) is more than or equal to the pre-set threshold value of the second pressure switch (3.2), be that pressure in GIS air chamber is very high, air pressure is automatically through the first check valve (4.1), the 3rd check valve (4.4) and vent ball valve (8) directly enter into and store gas tank, when the pressure recording when the first pressure switch (3.1) is less than the pre-set threshold value of the second pressure switch (3.2), be that pressure in GIS air chamber is when lower, produce first signal of telecommunication, and described first signal of telecommunication is forwarded in vacuum compressor (2) and the first magnetic valve (5.1), the first magnetic valve (5.1) and vacuum compressor (2) are opened, SF in GIS air chamber6Gas is divided into two-way after filter (7) filters, wherein a road enters into the second check valve (4.2) after the first magnetic valve (5.1) and vacuum compressor (2) pressurization, another road enters into the first check valve (4.1), the SF in the first check valve (4.1) and the second check valve (4.2)6After confluxing, gas is divided into two-way through the first self-sealing joint (12) and the second self-sealing joint (11), one tunnel the 3rd check valve (4.4) enters into vent ball valve (8), another road enters into vent ball valve (8), the SF in vent ball valve (8) through the second magnetic valve (5.2), the first compressor (1) and the 4th check valve (4.3) successively6Gas enters into and stores gas tank through four selfs sealing joint (14), in the time that the pressure of contact pressure table (9) detection is more than or equal to the pre-set threshold value of contact pressure table, storing gas tank has stored complete, close vent ball valve (8), simultaneously, contact pressure table (9) produces second signal of telecommunication, and described second signal of telecommunication is forwarded to the first compressor (1), in vacuum compressor (2) and the first magnetic valve (5.1), make the first compressor (1), vacuum compressor (2) and the first magnetic valve (5.1) are closed, change and store gas tank, and then complete SF6The recovery of gas.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410650634.1A CN104482400B (en) | 2014-11-14 | 2014-11-14 | A kind of portable SF6Gas concentration unit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410650634.1A CN104482400B (en) | 2014-11-14 | 2014-11-14 | A kind of portable SF6Gas concentration unit |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104482400A CN104482400A (en) | 2015-04-01 |
| CN104482400B true CN104482400B (en) | 2016-05-18 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410650634.1A Active CN104482400B (en) | 2014-11-14 | 2014-11-14 | A kind of portable SF6Gas concentration unit |
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| CN (1) | CN104482400B (en) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104763874B (en) * | 2015-04-15 | 2016-06-08 | 四川菲博斯科技有限责任公司 | Sf6 gas recovery system |
| CN109442208B (en) * | 2018-11-01 | 2020-09-29 | 潘国勇 | Hydraulic engineering breather |
| CN110926716B (en) * | 2019-12-28 | 2021-03-19 | 南通科源电力设备有限公司 | SF6 gas high-voltage electrical apparatus safety monitoring device |
| CN115127018B (en) * | 2022-07-14 | 2023-06-16 | 南通科源电力设备有限公司 | SF6 gas full-function recovery device special for vehicle-mounted transformer substation |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2209755Y (en) * | 1994-09-01 | 1995-10-11 | 机械工业部第七设计研究院 | Gas filling and recovery device |
| CN201369283Y (en) * | 2009-02-27 | 2009-12-23 | 平高集团有限公司 | Recovering and refilling device for sulfur hexafluoride gas |
| FR2951860B1 (en) * | 2009-10-27 | 2011-12-23 | Areva T & D Sas | DEVICE AND METHOD FOR THE RECOVERY OF INSULATION GAS CONTAINED IN A HIGH VOLTAGE OR MEDIUM VOLTAGE CIRCUIT BREAKER |
| CN201788885U (en) * | 2010-08-06 | 2011-04-06 | 泰安泰山高压开关有限公司 | Portable GIS (geographic information system) gas recovering device |
| CN103511832A (en) * | 2012-06-28 | 2014-01-15 | 陕西冠笛通用电气有限公司 | Whole-series oil-free SF6 gas recovering and filling device |
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- 2014-11-14 CN CN201410650634.1A patent/CN104482400B/en active Active
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Inventor after: Le Kun Inventor after: Liu Fei Inventor after: Zhou Yihuan Inventor after: Xue Jun Inventor before: Le Kun Inventor before: Liu Fei |
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