CN105114809A - Sulfur hexafluoride inflation detection integrated device - Google Patents
Sulfur hexafluoride inflation detection integrated device Download PDFInfo
- Publication number
- CN105114809A CN105114809A CN201510630220.7A CN201510630220A CN105114809A CN 105114809 A CN105114809 A CN 105114809A CN 201510630220 A CN201510630220 A CN 201510630220A CN 105114809 A CN105114809 A CN 105114809A
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- Prior art keywords
- valve
- bye
- pass
- sulfur hexafluoride
- steel cylinder
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- 229960000909 sulfur hexafluoride Drugs 0.000 title claims abstract description 62
- SFZCNBIFKDRMGX-UHFFFAOYSA-N sulfur hexafluoride Chemical compound FS(F)(F)(F)(F)F SFZCNBIFKDRMGX-UHFFFAOYSA-N 0.000 title claims abstract description 61
- 229910018503 SF6 Inorganic materials 0.000 title claims abstract description 29
- 238000001514 detection method Methods 0.000 title abstract description 3
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 38
- 239000010959 steel Substances 0.000 claims abstract description 38
- 238000010438 heat treatment Methods 0.000 claims description 10
- 229920003023 plastic Polymers 0.000 claims description 3
- 239000004033 plastic Substances 0.000 claims description 3
- 239000004814 polyurethane Substances 0.000 claims description 3
- 229920003225 polyurethane elastomer Polymers 0.000 claims description 3
- 238000004519 manufacturing process Methods 0.000 abstract description 4
- 238000009413 insulation Methods 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000005684 electric field Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000011017 operating method Methods 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
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- Filling Or Discharging Of Gas Storage Vessels (AREA)
Abstract
The invention discloses a sulfur hexafluoride inflation detection integrated device which comprises a sulfur hexafluoride steel bottle, a precise pressure gauge and an inflation nozzle, wherein a first pressure reducing valve is connected to an air outlet of the sulfur hexafluoride steel bottle, the first pressure reducing valve is connected with an inflation pipe through a first quick connector, the other end of the inflation pipe is connected with a sulfur hexafluoride steel bottle interface through a second quick connector, the sulfur hexafluoride steel bottle interface is connected with a first branch pipeline, the other end of the first branch pipeline is connected to a cross, the cross is further connected with a second branch pipeline, a third branch pipeline and a main pipeline, the other end of the main pipeline is connected to a tee, the tee is further connected with a distribution valve and an inflation pipeline, the distribution valve is provided with the precise pressure gauge and a safety valve, and the end of the inflation pipeline is sequentially connected with the second pressure reducing valve, a check. The invention has the advantages of multiple functions, higher stability and safety of the device, high utilization rate of sulfur hexafluoride gas and reduction of production cost.
Description
Technical field
The present invention relates to high pressure, ultrahigh pressure and extra-high voltage electric power system regions, specifically a kind of sulfur hexafluoride gas-filled detects integrated device.
Background technique
In high voltage electric equipment, widely use sulfur hexafluoride gas as insulation and arc-extinguishing medium, mainly because sulfur hexafluoride gas-insulating electrical equipment has the incomparable superiority of oil insulated equipment.Sulfur hexafluoride gas insulation equipment mainly comprises sulfur hexafluoride breaker, sulfur hexafluoride current mutual inductor and sulfur hexafluoride sealed combination electrical equipment.In electric field maintenance place to the inflation/deflation of each model SF6 equipment, vacuumize and detect, equipment special is separately needed, operating procedure is complicated, waste time and energy, and sulfur hexafluoride gas insulation equipment often leakage phenomenon occurs in use, site operation personnel is caused to suffocate time serious, the personnel that cause injure, and in addition, the utilization ratio of sulfur hexafluoride gas is lower, cyclinder gas remains more, adds cost of production.
Summary of the invention
A kind of sulfur hexafluoride gas-filled is the object of the present invention is to provide to detect integrated device, to solve the problem proposed in above-mentioned background technology.
For achieving the above object, the invention provides following technological scheme:
A kind of sulfur hexafluoride gas-filled detects integrated device, comprise sulphur hexafluoride steel cylinder, precision pressure gauge and charging air inlet, the outer ring sleeve of described sulphur hexafluoride steel cylinder is equipped with heating cushion, automatic thermostat is provided with between heating cushion and sulphur hexafluoride steel cylinder, the air outlet of sulphur hexafluoride steel cylinder is connected with the first reduction valve, first reduction valve is connected with gas tube by the first rapid pipe joint, the other end of gas tube is connected with sulphur hexafluoride steel cylinder interface by the second rapid pipe joint, sulphur hexafluoride steel cylinder interface is connected with the first bye-pass, the other end of the first bye-pass is connected on four-way, four-way is also connected with the second bye-pass, 3rd bye-pass and main line, the end of the second bye-pass and the 3rd bye-pass is respectively equipped with tonifying Qi interface and McLeod vacuum gauge interface, the other end of described main line is connected in threeway, threeway is also connected with distributing valve and loading line, with precision pressure gauge and safety valve on distributing valve, the end of loading line is connected with the second reduction valve by connection pipe fitting, second reduction valve is connected with check valve, check valve is connected with charging air inlet.
As the further scheme of the present invention: described automatic thermostat is ETS-A integrated form circuit electronic thermostat.
As the further scheme of the present invention: described gas tube adopts the PU pipe of high physical plastic polyurethane elastomer.
As the further scheme of the present invention: described first bye-pass, the second bye-pass and the 3rd bye-pass are respectively equipped with the first valve, the second valve and the 3rd valve.
As the further scheme of the present invention: described loading line is provided with the 4th valve.
Compared with prior art, the invention has the beneficial effects as follows: this device is by main line being arranged four-way pipeline and triplate line, vacuum and Pressure testing can be carried out, tonifying Qi and the equipment inflation operation of sulphur hexafluoride steel cylinder can also be carried out, by heating cushion, sulphur hexafluoride steel cylinder is heated, and carry out temperature control by automatic thermostat, the sulfur hexafluoride gas residual volume in sulphur hexafluoride steel cylinder can be made to reduce, reduce cost of production, can be reduced pressure to the air outlet of sulphur hexafluoride steel cylinder and the suction port of charging air inlet respectively by the first reduction valve and the second reduction valve, the stability of lifting device, gas backstreaming and leakage can be avoided by check valve, improve the safety coefficient of electric power system.
Accompanying drawing explanation
Fig. 1 is structural representation of the present invention.
In figure: 1-sulphur hexafluoride steel cylinder, 2-automatic thermostat, 3-heating cushion, 4-first reduction valve, 5-first rapid pipe joint, 6-gas tube, 7-second rapid pipe joint, 8-sulphur hexafluoride steel cylinder interface, 9-tonifying Qi interface, 10-McLeod vacuum gauge interface, 11-first bye-pass, 12-second bye-pass, 13-the 3rd bye-pass, 14-first valve, 15-second valve, 16-the 3rd valve, 17-main line, 18-precision pressure gauge, 19-distributing valve, 20-safety valve, 21-loading line, 22-the 4th valve, 23-connection pipe fitting, 24-second reduction valve, 25-check valve, 26-charging air inlet.
Embodiment
Below in conjunction with the accompanying drawing in the embodiment of the present invention, be clearly and completely described the technological scheme in the embodiment of the present invention, obviously, described embodiment is only the present invention's part embodiment, instead of whole embodiments.Based on the embodiment in the present invention, those of ordinary skill in the art, not making the every other embodiment obtained under creative work prerequisite, belong to the scope of protection of the invention.
Refer to Fig. 1, in the embodiment of the present invention, a kind of sulfur hexafluoride gas-filled detects integrated device, comprise sulphur hexafluoride steel cylinder 1, precision pressure gauge 18 and charging air inlet 26, the outer ring sleeve of described sulphur hexafluoride steel cylinder 1 is equipped with heating cushion 3, automatic thermostat 2 is provided with between heating cushion 3 and sulphur hexafluoride steel cylinder 1, automatic thermostat 2 is ETS-A integrated form circuit electronic thermostat, heated by coated heating cushion 3 pairs of sulphur hexafluoride steel cylinders 1, and carry out temperature control by automatic thermostat 2, to promote inflation effect, the air outlet of sulphur hexafluoride steel cylinder 1 is connected with the first reduction valve 4, first reduction valve 4 is connected with gas tube 6 by the first rapid pipe joint 5, gas tube 6 adopts the PU of high physical plastic polyurethane elastomer to manage, the other end of gas tube 6 is connected with sulphur hexafluoride steel cylinder interface 8 by the second rapid pipe joint 7, sulphur hexafluoride steel cylinder interface 8 is connected with the first bye-pass 11, the other end of the first bye-pass 11 is connected on four-way, four-way is also connected with the second bye-pass 12, 3rd bye-pass 13 and main line 17, the end of the second bye-pass 12 and the 3rd bye-pass 13 is respectively equipped with tonifying Qi interface 9 and McLeod vacuum gauge interface 10, first bye-pass 11, second bye-pass 12 and the 3rd bye-pass 13 are respectively equipped with the first valve 14, second valve 15 and the 3rd valve 16, by the first valve 14, second valve 15 and the 3rd valve 16 carry out gas flow quantity control, the other end of described main line 17 is connected in threeway, threeway is also connected with distributing valve 19 and loading line 21, with precision pressure gauge 18 and safety valve 20 on distributing valve 19, loading line 21 is provided with the 4th valve 22, gas flow quantity control is carried out by the 4th valve 22 pairs of loading lines 21, the end of loading line 21 is connected with the second reduction valve 24 by connection pipe fitting 23, second reduction valve 24 is connected with check valve 25, check valve 25 is connected with charging air inlet 26, inflated by charging air inlet 26.
Working principle of the present invention is: heated by heating cushion 3 pairs of sulphur hexafluoride steel cylinders 1, and carry out temperature control by automatic thermostat 2, the sulfur hexafluoride gas residual volume in sulphur hexafluoride steel cylinder 1 can be made to reduce, reduce cost of production, can be reduced pressure to the air outlet of sulphur hexafluoride steel cylinder 1 and the suction port of charging air inlet 26 respectively by the first reduction valve 4 and the second reduction valve 24, the stability of lifting device, gas backstreaming and leakage can be avoided by check valve 25, improve the safety coefficient of electric power system;
(1) the second rapid pipe joint 7 on sulphur hexafluoride steel cylinder interface 8 is pulled down, install vacuum pump, McLeod vacuum gauge interface 10 connects McLeod vacuum gauge, control the first valve 14 and the 3rd valve 16 is opened, second valve 15 and the 4th valve 22 are closed, and can carry out Vacuum testing to pipeline;
(2) the first valve 14 and the 4th valve 22 is opened, close the second valve 15 and the 3rd valve 16, inflated condition can be entered, inflation pressure size can be monitored by the data of precision pressure gauge 18, safety protection can be carried out to precision pressure gauge 18 by safety valve 20, avoid precision pressure gauge 18 to transfinite damage;
(3) the first valve 14 is opened, close the second valve 15, the 3rd valve 16 and the 4th valve 22, sulfur hexafluoride gas pressure in sulphur hexafluoride steel cylinder 1 can be detected, ensure that the pressure of sulphur hexafluoride steel cylinder 1 inside is in qualified scope, so that inflate sulphur hexafluoride steel cylinder 1 in time;
(4) the first valve 14 and the second valve 15 is opened, close the 3rd valve 16 and the 4th valve 22, namely inflate by tonifying Qi interface 9 pairs of sulphur hexafluoride steel cylinders 1, and carry out inflation pressure detection by precision pressure gauge 18, reach Eligibility requirements to make the gas pressure of sulphur hexafluoride steel cylinder 1.
To those skilled in the art, obviously the invention is not restricted to the details of above-mentioned one exemplary embodiment, and when not deviating from spirit of the present invention or essential characteristic, the present invention can be realized in other specific forms.Therefore, no matter from which point, all should embodiment be regarded as exemplary, and be nonrestrictive, scope of the present invention is limited by claims instead of above-mentioned explanation, and all changes be therefore intended in the implication of the equivalency by dropping on claim and scope are included in the present invention.Any reference character in claim should be considered as the claim involved by limiting.
In addition, be to be understood that, although this specification is described according to mode of execution, but not each mode of execution only comprises an independently technological scheme, this narrating mode of specification is only for clarity sake, those skilled in the art should by specification integrally, and the technological scheme in each embodiment also through appropriately combined, can form other mode of executions that it will be appreciated by those skilled in the art that.
Claims (5)
1. a sulfur hexafluoride gas-filled detects integrated device, comprise sulphur hexafluoride steel cylinder, precision pressure gauge and charging air inlet, it is characterized in that, the outer ring sleeve of described sulphur hexafluoride steel cylinder is equipped with heating cushion, automatic thermostat is provided with between heating cushion and sulphur hexafluoride steel cylinder, the air outlet of sulphur hexafluoride steel cylinder is connected with the first reduction valve, first reduction valve is connected with gas tube by the first rapid pipe joint, the other end of gas tube is connected with sulphur hexafluoride steel cylinder interface by the second rapid pipe joint, sulphur hexafluoride steel cylinder interface is connected with the first bye-pass, the other end of the first bye-pass is connected on four-way, four-way is also connected with the second bye-pass, 3rd bye-pass and main line, the end of the second bye-pass and the 3rd bye-pass is respectively equipped with tonifying Qi interface and McLeod vacuum gauge interface, the other end of described main line is connected in threeway, threeway is also connected with distributing valve and loading line, with precision pressure gauge and safety valve on distributing valve, the end of loading line is connected with the second reduction valve by connection pipe fitting, second reduction valve is connected with check valve, check valve is connected with charging air inlet.
2. sulfur hexafluoride gas-filled according to claim 1 detects integrated device, and it is characterized in that, described automatic thermostat is ETS-A integrated form circuit electronic thermostat.
3. sulfur hexafluoride gas-filled according to claim 1 detects integrated device, it is characterized in that, described gas tube adopts the PU pipe of high physical plastic polyurethane elastomer.
4. sulfur hexafluoride gas-filled according to claim 1 detects integrated device, it is characterized in that, described first bye-pass, the second bye-pass and the 3rd bye-pass is respectively equipped with the first valve, the second valve and the 3rd valve.
5. sulfur hexafluoride gas-filled according to claim 1 detects integrated device, and it is characterized in that, described loading line is provided with the 4th valve.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510630220.7A CN105114809A (en) | 2015-09-29 | 2015-09-29 | Sulfur hexafluoride inflation detection integrated device |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510630220.7A CN105114809A (en) | 2015-09-29 | 2015-09-29 | Sulfur hexafluoride inflation detection integrated device |
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| Publication Number | Publication Date |
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| CN105114809A true CN105114809A (en) | 2015-12-02 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201510630220.7A Pending CN105114809A (en) | 2015-09-29 | 2015-09-29 | Sulfur hexafluoride inflation detection integrated device |
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| CN (1) | CN105114809A (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108302321A (en) * | 2017-12-22 | 2018-07-20 | 国网山东省电力公司滨州供电公司 | A kind of sulfur hexafluoride gas-filling device |
| CN110243539A (en) * | 2019-07-26 | 2019-09-17 | 阜阳华润电力有限公司 | A kind of online pressure ratio is to detection device |
| CN110440132A (en) * | 2019-09-09 | 2019-11-12 | 湖南航天机电设备与特种材料研究所 | The used group sealing unit inflated with nitrogen system and method for one kind |
| CN111024304A (en) * | 2019-12-19 | 2020-04-17 | 广东电网有限责任公司 | SF6 pressure detection device |
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2015
- 2015-09-29 CN CN201510630220.7A patent/CN105114809A/en active Pending
Patent Citations (9)
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| EP1722155A1 (en) * | 2005-05-13 | 2006-11-15 | Air Products and Chemicals, Inc. | Enhanced purge effect in gas conduit |
| CN201706192U (en) * | 2010-07-09 | 2011-01-12 | 福建省电力有限公司泉州电业局 | Multifunctional SF6 gas charging joint device |
| CN201868315U (en) * | 2010-11-05 | 2011-06-15 | 山东电力集团公司泰安供电公司 | Sulfur hexafluoride gas-filling device |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108302321A (en) * | 2017-12-22 | 2018-07-20 | 国网山东省电力公司滨州供电公司 | A kind of sulfur hexafluoride gas-filling device |
| CN110243539A (en) * | 2019-07-26 | 2019-09-17 | 阜阳华润电力有限公司 | A kind of online pressure ratio is to detection device |
| CN110440132A (en) * | 2019-09-09 | 2019-11-12 | 湖南航天机电设备与特种材料研究所 | The used group sealing unit inflated with nitrogen system and method for one kind |
| CN111024304A (en) * | 2019-12-19 | 2020-04-17 | 广东电网有限责任公司 | SF6 pressure detection device |
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| PB01 | Publication | ||
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Application publication date: 20151202 |