CN202693564U - Comprehensive sulfur hexafluoride gas detection device - Google Patents
Comprehensive sulfur hexafluoride gas detection device Download PDFInfo
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- CN202693564U CN202693564U CN 201220331598 CN201220331598U CN202693564U CN 202693564 U CN202693564 U CN 202693564U CN 201220331598 CN201220331598 CN 201220331598 CN 201220331598 U CN201220331598 U CN 201220331598U CN 202693564 U CN202693564 U CN 202693564U
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- hexafluoride gas
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Abstract
The utility model relates to a comprehensive sulfur hexafluoride gas detection device, which is characterized by comprising a first conduit and a second conduit, wherein the first conduit is communicated with the exhaust port of detected equipment; a decomposer detector, a purity detector and a moisture detector are sequentially connected to the first conduit; the second conduit is close to the exhaust port of the detected equipment; a leakage detector used for detecting sulfur hexafluoride gas leakage is connected to the second conduit; the gas outlet end of the first conduit and the gas outlet end of the second conduit are communicated with a gas outlet pipe; and a flow monitor is connected to the gas outlet pipe. According to the device, four pieces detection equipment of decomposer detection equipment, purity detection equipment, moisture detection equipment and sulfur hexafluoride gas detection equipment are combined together, a tester is only required to take an instrument, and all projects with the conventional regulated requirements in the sulfur hexafluoride gas field can be tested, so that the burden of the tester is lightened, and the working efficiency is improved; and moreover, the power failure time is shortened, the sulfur hexafluoride gas emission is greatly reduced, and the comprehensive sulfur hexafluoride gas detection device brings good social and economical benefits and has high popularization value.
Description
Technical field
The utility model relates to a kind of sulfur hexafluoride gas comprehensive detection device.
Background technology
Sulfur hexafluoride gas has been not only good chemical stability, and insulating property and arc extinction performance with excellence, be widely used in high voltage electric equipment after the eighties as insulation and arc-extinguishing medium from last century, effectively improved the safety and economic operation of electrical production.But owing to having some weak links at the aspects such as design, material, mounting process and operation maintenance of equipment, make equipment may have some insulation hidden danger, behind the putting equipment in service, under the effect of heat and electricity, insulation reduces gradually, defective constantly enlarges, until have an accident, has affected the safety and economic operation of electrical production.Therefore, the power industry rules require sulfur hexafluoride electrical equipment is carried out gas analyte, purity and water content detection, in order in time detect inner hidden danger, for the State Maintenance of equipment provides scientific basis.When detecting, dismantled equipment exhausr port shrouding, possible poor sealing when restoring causes sulfur hexafluoride gas to leak, and affects device security.Therefore, State Grid Corporation of China's in October, 2011 dispatch requires finishing the gas detection, after equipment exhausr port shrouding is restored, should use the sulfur hexafluoride gas leakage detector to be hunted leak in equipment exhausr port shrouding composition surface, confirms good seal, guarantees device security.
Present instrument is single test item preparation, and the staff must carry analyte, purity, moisture and sulfur hexafluoride gas leakage detector during site test; Not only increased the testing crew burden; And single test prolonged power off time, causes sulfur hexafluoride gas to discharge in a large number, unfavorable environmental protection.
Summary of the invention
The purpose of this utility model is to provide a kind of sulfur hexafluoride gas comprehensive detection device, this device leaks these four kinds of checkout equipments with analyte, purity, moisture and sulfur hexafluoride gas to be combined, as long as testing crew just can carry out the test of all items of the on-the-spot at present rules of sulfur hexafluoride gas requirement with this instrument, not only alleviate the testing crew burden, improved work efficiency; And shortened power off time, and reduced widely the sulfur hexafluoride gas discharging, bring good economic results in society, have good promotional value.
The technical solution of the utility model is: a kind of sulfur hexafluoride gas comprehensive detection device is characterized in that: comprising:
One the first conduit that is connected with tested equipment exhausr port is orderly connected with analyte detector, purity detecting instrument and moisture detector on described the first conduit; And
One the second conduit near tested equipment exhausr port, described the second conduit upper joint are useful on and detect the leakage detector that sulfur hexafluoride gas leaks;
Described the first conduit outlet side all is connected with escape pipe with the second conduit outlet side, and the described escape pipe first line of a couplet is connected to flow monitoring instrument.
Further, be positioned on the first conduit of analyte detector front end and be provided with flowrate control valve.
Further, described analyte detector, purity detecting instrument, moisture detector, leakage detector and flow monitoring instrument link through mainboard and power supply.
Further, comprise that also one is used for showing the display of testing result.
The utility model has the advantage of: after sulfur hexafluoride gas analyte, purity, moisture and leakage are organically combined, with present two even four instruments and be one, not only alleviated the testing crew burden, saved resource, and built-in expert diagnostic system can carry out more complete, more scientific analysis-by-synthesis according to every detection data, for Current Maintenance of Equipments provides reliable basis.
After realizing the sulfur hexafluoride gas comprehensive detection, improve work efficiency, reduced warm and humid gas purging, environmental; Therefore the popularization of this device has extensive prospect, brings good economic results in society.
Description of drawings
Fig. 1 is the schematic diagram of the utility model embodiment.
Description of drawings:
1-the first conduit, 2-analyte detecting unit, 3-purity detecting unit, 4-water content detection unit, 5-the second conduit, 6-leak detection unit, 7-escape pipe, 8-flow monitoring unit, the 9-flowrate control valve, 10-mainboard, 11-power supply unit, the 12-display, the tested equipment exhausr port of 13-.
Embodiment
For above-mentioned feature and advantage of the present utility model can be become apparent, embodiment cited below particularly, and cooperation accompanying drawing be described in detail below, but the utility model are not limited to this.
The detection principle that sulfur hexafluoride electrical equipment analyte, purity, moisture and sulfur hexafluoride gas leak these four kinds of test items is different, will be with these projects combos comprehensive detector together, not only to solve the detection process of gas path reasonable, the interfering with each other of electronic circuit to be got rid of simultaneously, just stability and accuracy of detection can be guaranteed.
With reference to legend, a kind of sulfur hexafluoride gas comprehensive detection device is characterized in that: comprising:
One the first conduit 1 that is connected with tested equipment exhausr port 13 is orderly connected with analyte detector 2, purity detecting instrument 3 and moisture detector 4 on described the first conduit; And
One the second conduit 5 near tested equipment exhausr port, described the second conduit upper joint are useful on and detect the leakage detector 6 that sulfur hexafluoride gas leaks;
Described the first conduit outlet side all is connected with escape pipe 7 with the second conduit outlet side, and the described escape pipe first line of a couplet is connected to flow monitoring instrument 8.
Be positioned on the first conduit of analyte detector front end and be provided with flowrate control valve 9.
Described analyte detector, purity detecting instrument, moisture detector, leakage detector and flow monitoring instrument link through mainboard and power supply.
Comprise that also one is used for showing the display 12 of testing result.
The technical solution adopted in the utility model is: a kind of sulfur hexafluoride electrical equipment gas integrated detector is characterized in that: present single analyte, purity, moisture and sulfur hexafluoride gas leaked these four kinds of test items organically combine; The instrument startup self-detection is normal, be provided with related parameter after, just can test.
The utility model has test item to select the interface at display, when clicking moisture, purity and analyte detection, sample gas filters through the first conduit from the equipment exhausr port and enters instrument, through flow regulation to setting value, after entering each sensor and detecting, output and the corresponding electric signal of its concentration, through temperature float, linear, intersect disturb process, after the endpoint, expert system is carried out comprehensive analysis and judgement according to detecting data; Sample gas flows into the mass rate unit, flows out from exhausr port.Detect and finish, equipment exhausr port shrouding is restored, select the interface to click " Leak Detection " at test item, after self check is normal, the sealing surface of the second conduit air intake opening being close to equipment exhausr port shrouding is slowly mobile, suck near the gas of shrouding sealing surface to the sulfur hexafluoride gas leakage detection transmitter, behind the mass rate unit, flow out from exhausr port.
In the utility model: the test set of sulfur hexafluoride decomposition product, purity and moisture three projects is combined, and can carry out individual event as required or multinomial combination detects, display shows the detection data of projects simultaneously, not only directly perceived, and built-in expert diagnostic system can be made analysis-by-synthesis according to detecting data, the valuator device state is for the maintenance of equipment provides more scientific foundation.
The sulfur hexafluoride gas Leak Detection adopts quantitative detector, and its highly sensitive, good stability can in time detect the atomic little leakage of sulfur hexafluoride, will stop the leakage of tested equipment exhausr port shrouding, improves the security performance of equipment.
Because detector and equipment exhausr port have long distance, when detecting the sulfur hexafluoride gas leakage rate and surpass setting value, send early warning, alarm, the position that makes the personnel of operation air intake duct in time learn poor sealing, process immediately, improved work efficiency.
Gas circuit of the present utility model is divided into two-way, one the tunnel detects analyte, purity and moisture, tested equipment gas filters through the first tracheae from exhausr port and flows into instrument, enter each detecting unit through the flow adjustment, sensor output and the corresponding electric signal of its content, sample gas is discharged from the gas outlet through flow detection unit.Another gas circuit is the gas with sealing place of tested equipment exhausr port shrouding, enters the sulfur hexafluoride leakage unit through air intake duct (being above-mentioned the second conduit) and detects, and sensor output and the corresponding electric signal of its content, gas is discharged from the gas outlet through flow detection unit.
The above only is preferred embodiment of the present utility model, and all equalizations of doing according to the utility model claim change and modify, and all should belong to covering scope of the present utility model.
Claims (4)
1. sulfur hexafluoride gas comprehensive detection device is characterized in that: comprising:
One the first conduit that is connected with tested equipment exhausr port is orderly connected with analyte detector, purity detecting instrument and moisture detector on described the first conduit; And
One the second conduit near tested equipment exhausr port, described the second conduit upper joint are useful on and detect the leakage detector that sulfur hexafluoride gas leaks;
Described the first conduit outlet side all is connected with escape pipe with the second conduit outlet side, and the described escape pipe first line of a couplet is connected to flow monitoring instrument.
2. sulfur hexafluoride gas comprehensive detection device according to claim 1 is characterized in that: be positioned on the first conduit of analyte detector front end and be provided with flowrate control valve.
3. sulfur hexafluoride gas comprehensive detection device according to claim 1, it is characterized in that: described analyte detector, purity detecting instrument, moisture detector, leakage detector and flow monitoring instrument link through mainboard and power supply.
4. sulfur hexafluoride gas comprehensive detection device according to claim 1 is characterized in that: comprise that also one is used for showing the display of testing result.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220331598 CN202693564U (en) | 2012-07-10 | 2012-07-10 | Comprehensive sulfur hexafluoride gas detection device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220331598 CN202693564U (en) | 2012-07-10 | 2012-07-10 | Comprehensive sulfur hexafluoride gas detection device |
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| Publication Number | Publication Date |
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| CN202693564U true CN202693564U (en) | 2013-01-23 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN 201220331598 Expired - Lifetime CN202693564U (en) | 2012-07-10 | 2012-07-10 | Comprehensive sulfur hexafluoride gas detection device |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103481922A (en) * | 2013-09-02 | 2014-01-01 | 国家电网公司 | Gas comprehensive analysis testing platform car |
| CN103592582A (en) * | 2013-11-07 | 2014-02-19 | 国家电网公司 | Sulfur hexafluoride decomposition experiment system |
| CN103616476A (en) * | 2013-10-31 | 2014-03-05 | 国家电网公司 | Electrified detection device for sulfur hexafluoride insulation electrical equipment |
| CN104792365A (en) * | 2015-04-21 | 2015-07-22 | 国家电网公司 | Sulfur hexafluoride gas quality field integrated detector and detection method |
| CN105221934A (en) * | 2015-09-15 | 2016-01-06 | 慧感(上海)物联网科技有限公司 | A kind of seal leakage real-time watch device, system and method |
-
2012
- 2012-07-10 CN CN 201220331598 patent/CN202693564U/en not_active Expired - Lifetime
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103481922A (en) * | 2013-09-02 | 2014-01-01 | 国家电网公司 | Gas comprehensive analysis testing platform car |
| CN103616476A (en) * | 2013-10-31 | 2014-03-05 | 国家电网公司 | Electrified detection device for sulfur hexafluoride insulation electrical equipment |
| CN103616476B (en) * | 2013-10-31 | 2016-01-20 | 国家电网公司 | A kind of sulfur hexafluoride insulation electrical equipment measuring device with electricity |
| CN103592582A (en) * | 2013-11-07 | 2014-02-19 | 国家电网公司 | Sulfur hexafluoride decomposition experiment system |
| CN103592582B (en) * | 2013-11-07 | 2016-08-17 | 国家电网公司 | A kind of sulfur hexafluoride decomposition experiment system |
| CN104792365A (en) * | 2015-04-21 | 2015-07-22 | 国家电网公司 | Sulfur hexafluoride gas quality field integrated detector and detection method |
| CN105221934A (en) * | 2015-09-15 | 2016-01-06 | 慧感(上海)物联网科技有限公司 | A kind of seal leakage real-time watch device, system and method |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term |
Granted publication date: 20130123 |
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| CX01 | Expiry of patent term |