CN206411227U - A kind of photoelectricity binary channel bushing for being used to measure gas Townsend discharge parameter - Google Patents
A kind of photoelectricity binary channel bushing for being used to measure gas Townsend discharge parameter Download PDFInfo
- Publication number
- CN206411227U CN206411227U CN201720118389.9U CN201720118389U CN206411227U CN 206411227 U CN206411227 U CN 206411227U CN 201720118389 U CN201720118389 U CN 201720118389U CN 206411227 U CN206411227 U CN 206411227U
- Authority
- CN
- China
- Prior art keywords
- binary channel
- sheath
- photoelectricity
- steel cylinder
- insulated enclosure
- 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.)
- Expired - Fee Related
Links
Landscapes
- Insulators (AREA)
Abstract
The utility model is related to the fields of measurement of gas discharge parameter, especially a kind of photoelectricity binary channel bushing for being used to measure gas Townsend discharge parameter, the technical problem that the utility model is solved is the measurement request for meeting Townsend discharge parameter, technical solutions of the utility model are placed in sieve including colliding entries can be at Paderewski electrode centers, sieve can Paderewski electrode be arranged on photoelectricity binary channel guiding steel cylinder lower end, quartz glass is installed at photoelectricity binary channel guiding steel cylinder lower port, sheath limit boxing is connected on photoelectricity binary channel guiding steel cylinder, hollow insulator is surrounded by outside guiding steel cylinder, hollow insulator bottom is provided with insulated enclosure sheath, lid is placed in insulated enclosure sheath tip on sealing arc chamber, sealing sheath, hollow insulator, on sheath limit ring and sealing arc chamber O-ring seal is used on lid contact surface, strengthen sealing, there is buffering area between hollow insulator and insulated enclosure sheath, deformation space is provided for insulating materials of the different air pressure with a temperature of.
Description
Technical field
The utility model is related to the fields of measurement of gas discharge parameter, especially a kind of to be used to measure gas Townsend electric discharge ginseng
Several photoelectricity binary channel bushings.
Background technology
What the measurement of gas Townsend discharge parameter was mainly realized by Townsend experiment, Townsend experiment is a kind of based on Townsend
Electric discharge is theoretical, learning gas electric discharge evolution and the high voltage Physical Experiment of test gas dielectric properties.The experiment it is main
Purpose is that under different air pressure, the Townsend coefficient of under test gas is measured.In whole experiment process, electrode is all placed in close
Seal in arc chamber, sealing arc chamber is made up of 304 stainless steels, to ensure the security and accuracy of experiment, it is necessary to arc chamber
Carry out grounding.To prevent high-voltage connection and high-field electrode from discharging metal outer wall, it need to provide exhausted over the ground using bushing
Edge.Because under test gas content is less, need to carry out high vacuum, and experimentation to sealing arc chamber before filling gas
Middle needs are maintained at compared with low pressure for a long time, thus the experiment to any wall-through connection member including bushing all
There is higher seal request.In addition, test warm in, it is necessary to in arc chamber high-field electrode provide initiating electron,
And electronics is typically produced (electron transition) by way of strong ultraviolet light or intense laser beam are radiated at metallic film or electrode.
To sum up, when to the measurement of gas Townsend discharge parameter, insulation is met, meets and sealedly requires, should be electricity
Pole sets up electric field and provides electric pathway, also to provide light-path for the transition of initiating electron.
The content of the invention
For gas Townsend discharge parameter measurement when requirement, the utility model, which is devised, a kind of to be used to measure gas soup
The photoelectricity binary channel bushing of inferior discharge parameter, the sleeve structure is simple, when meeting the measurement to gas Townsend discharge parameter
Requirement.
The utility model adopts the technical scheme that to solve the above problems：One kind is used to measure gas Townsend discharge parameter
Photoelectricity binary channel bushing, including sieve can Paderewski electrode, sheath limit ring, insulated enclosure sheath, sealing arc chamber on
Lid, hollow insulator, photoelectricity binary channel guiding steel cylinder, anti-corona grading shield, insulator fixing nut, quartz glass and collide into
Mouthful；
The colliding entries be placed in sieve can at Paderewski electrode centers, sieve can Paderewski electrode be arranged on photoelectricity bilateral
Pass is led and is provided with quartz glass, the photoelectricity bilateral pass at steel cylinder lower end, the photoelectricity binary channel guiding steel cylinder lower port
Lead and sheath limit ring be installed with the outer wall of steel cylinder bottom, hollow insulator is surrounded by outside the photoelectricity binary channel guiding steel cylinder,
The hollow insulator top has full skirt, and the hollow insulator bottom is provided with insulated enclosure sheath, the insulated enclosure
Sheath bottom is placed on sheath limit ring, and lid is placed in insulated enclosure sheath tip on the sealing arc chamber, and the insulator is consolidated
Nut thread is determined installed in photoelectricity binary channel guiding steel cylinder upper end, and for fixing hollow insulator, the anti-corona grading shield is installed
At photoelectricity binary channel guiding steel cylinder upper port.
Further, a kind of photoelectricity binary channel bushing for being used to measure gas Townsend discharge parameter also includes O
Type sealing ring, the insulated enclosure sheath using O-ring seal with the contact surface of sheath limit ring, being sealed；Sealing is put
Lid is also used with being covered on the contact surface of insulated enclosure sheath and on sealing arc chamber on the contact surface with hollow insulator on electric room
O-ring seal is sealed.
Further, it is provided with anti-loose pad between the insulator fixing nut and hollow insulator.
Further, the insulated enclosure sheath is tetrafluoroethene insulated enclosure sheath, and hollow insulator is hollow tetrafluoro
Ethene insulator.
Further, the lower port diameter of bore of the photoelectricity binary channel guiding steel cylinder is more than overall diameter of bore, uses
Quartz glass is bonded in lower port by sealed binder.
Further, buffering area is provided between the hollow insulator lower surface and insulated enclosure sheath endoporus bottom surface.
The beneficial effects of the utility model are：
First, this sleeve pipe part is simple, simple in construction clear, therefore with technical advantage simple in construction；
2nd, this sleeve pipe reduces arc chamber number of aperture due to photoelectricity two-way being combined together, therefore it is airtight to improve device
Property, it is ensured that the degree of accuracy of experimental result；
3rd, the contact surface that this sleeve pipe is covered on insulated enclosure sheath, hollow insulator, sheath limit ring and sealing arc chamber
On due to using O-ring seal, enhance sealing, therefore improve air-tightness, lift the degree of accuracy of measurement；
4th, this sleeve pipe is spacing due in photoelectricity binary channel guiding steel cylinder lower end expansion diameter of bore, being beneficial to quartz glass,
And connected using sealed binder, therefore enhancing air-tightness, and provide light-path for electron transition；
5th, this sleeve pipe is machined with full skirt on hollow insulator, therefore prevents corona and flashover；
6th, this sleeve pipe between hollow insulator and insulated enclosure sheath be provided with buffering area, be different air pressure and at a temperature of
Insulating materials deformation space is provided, prevent it from producing mechanical aging and spalling because of internal stress, buffering area can also increase absolutely
Edge sealing sheath is formed, so as to adapt to the sealing arc chamber of a variety of wall thickness, improves its versatility.
Brief description of the drawings
Fig. 1 is the overall structure figure of sleeve pipe.
Embodiment
The utility model is described in detail below with reference to accompanying drawing.
With reference to shown in Fig. 1, a kind of photoelectricity binary channel for being used to measure gas Townsend discharge parameter disclosed in the utility model
Bushing, including sieve can Paderewski electrode 1, sheath limit ring 2, insulated enclosure sheath 3, sealing arc chamber on lid 4, it is hollow absolutely
Edge 5, photoelectricity binary channel guiding steel cylinder 6, anti-corona grading shield 8, insulator fixing nut 9, quartz glass 11 and colliding entries 12；
The colliding entries 12 be placed in sieve can the center of Paderewski electrode 1, sieve can Paderewski electrode 1 be arranged on photoelectricity
Quartz glass 11, the photoelectricity are installed at binary channel guiding steel cylinder 6 lower end, the photoelectricity binary channel guiding lower port of steel cylinder 6
It is installed with outside sheath limit ring 2, the photoelectricity binary channel guiding steel cylinder 6 and is surrounded by the binary channel guiding bottom outer wall of steel cylinder 6
Hollow insulator 5, the top of hollow insulator 5 has full skirt, and the bottom of hollow insulator 5 is provided with insulated enclosure sheath
3, the bottom of insulated enclosure sheath 3 is placed on sheath limit ring 2, and lid 4 is placed in insulated enclosure sheath 3 on the sealing arc chamber
Top, the insulator fixing nut 9 is threadably mounted at photoelectricity binary channel guiding steel cylinder 6 upper end, for fixing hollow insulator
5, the anti-corona grading shield 8 is arranged at the photoelectricity binary channel guiding upper port of steel cylinder 6.
It is preferred that, the hollow lower end external diameter of tetrafluoroethene insulator 5 is smaller, to coordinate lower end tetrafluoroethene insulation close
Closure set 3, it is preferred that sieve can be provided with colliding entries 12 at Paderewski electrode 1.
A kind of photoelectricity binary channel bushing for being used to measure gas Townsend discharge parameter also includes O-ring seal
10, the insulated enclosure sheath 3 using O-ring seal 10 with the contact surface of sheath limit ring 2, being sealed；Sealing electric discharge
On room on the contact surface of lid 4 and insulated enclosure sheath 3 and on sealing arc chamber lid 4 with the contact surface of hollow insulator 5, also making
Sealed with O-ring seal 10.
It is preferred that, guiding cylinder upper and lower ends are threaded, to install high-voltage connection, anti-corona grading shield and Luo Kefusi
Base electrode.
It is preferred that, arc chamber number of aperture is reduced, air-tightness is further improved.
Anti-loose pad 7 is provided between the insulator fixing nut 9 and hollow insulator 5.
The insulated enclosure sheath 3 is tetrafluoroethene insulated enclosure sheath, and hollow insulator 5 insulate for hollow tetrafluoroethene
Son.
The lower port diameter of bore of the photoelectricity binary channel guiding steel cylinder 6 is more than overall diameter of bore, uses seal bond
Quartz glass 11 is bonded in lower port by agent.
Buffering area is provided between the lower surface of hollow insulator 5 and the endoporus bottom surface of insulated enclosure sheath 3.
Above example is the exemplary illustration to this patent, does not limit its protection domain, people in the art
Member can also be changed to its part, as long as no the Spirit Essence beyond this patent, all in the protection domain of this patent.
Claims (6)
1. a kind of photoelectricity binary channel bushing for being used to measure gas Townsend discharge parameter, it is characterised in that：Including Luo Kefu
This base electrode (1), sheath limit ring (2), insulated enclosure sheath (3), sealing arc chamber on lid (4), hollow insulator (5), light
Electric binary channel guiding steel cylinder (6), anti-corona grading shield (8), insulator fixing nut (9), quartz glass (11) and colliding entries
(12)；
The colliding entries (12) be placed in sieve can Paderewski electrode (1) center, sieve can Paderewski electrode (1) be arranged on light
Electric binary channel guides and is provided with quartz glass (11) at steel cylinder (6) lower end, described photoelectricity binary channel guiding steel cylinder (6) lower port,
Sheath limit ring (2), the photoelectricity binary channel guiding are installed with photoelectricity binary channel guiding steel cylinder (6) bottom outer wall
Hollow insulator (5) is surrounded by outside steel cylinder (6), hollow insulator (5) top has under full skirt, the hollow insulator (5)
Portion is provided with insulated enclosure sheath (3), and insulated enclosure sheath (3) bottom is placed on sheath limit ring (2), and the sealing is put
Cover (4) on electric room to be placed at the top of insulated enclosure sheath (3), the insulator fixing nut (9) guides installed in photoelectricity binary channel
Steel cylinder (6) upper end, for fixing hollow insulator (5), the anti-corona grading shield (8) is arranged on photoelectricity binary channel and guides steel cylinder
(6) at upper port.
2. a kind of according to claim 1 be used to measure the photoelectricity binary channel bushing of gas Townsend discharge parameter, it is special
Levy and be, a kind of photoelectricity binary channel bushing for being used to measure gas Townsend discharge parameter also includes O-ring seal
(10), the insulated enclosure sheath (3) using O-ring seal (10) with the contact surface of sheath limit ring (2), being sealed；
Seal on arc chamber on the contact surface of lid (4) and insulated enclosure sheath (3) and cover (4) and hollow insulator on sealing arc chamber
(5) on contact surface, also sealed using O-ring seal (10).
3. a kind of according to claim 1 be used to measure the photoelectricity binary channel bushing of gas Townsend discharge parameter, it is special
Levy and be, anti-loose pad (7) is provided between the insulator fixing nut (9) and hollow insulator (5).
4. a kind of according to claim 1 be used to measure the photoelectricity binary channel bushing of gas Townsend discharge parameter, it is special
Levy and be, the insulated enclosure sheath (3) is tetrafluoroethene insulated enclosure sheath, hollow insulator (5) is hollow tetrafluoroethene
Insulator.
5. a kind of according to claim 1 be used to measure the photoelectricity binary channel bushing of gas Townsend discharge parameter, it is special
Levy and be, the lower port diameter of bore of the photoelectricity binary channel guiding steel cylinder (6) is more than overall diameter of bore, uses seal bond
Quartz glass (11) is bonded in lower port by agent.
6. a kind of according to claim 2 be used to measure the photoelectricity binary channel bushing of gas Townsend discharge parameter, it is special
Levy and be, buffering area is provided between the endoporus bottom surface of hollow insulator (5) lower surface and insulated enclosure sheath (3).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720118389.9U CN206411227U (en) | 2017-02-08 | 2017-02-08 | A kind of photoelectricity binary channel bushing for being used to measure gas Townsend discharge parameter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720118389.9U CN206411227U (en) | 2017-02-08 | 2017-02-08 | A kind of photoelectricity binary channel bushing for being used to measure gas Townsend discharge parameter |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206411227U true CN206411227U (en) | 2017-08-15 |
Family
ID=59557591
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720118389.9U Expired - Fee Related CN206411227U (en) | 2017-02-08 | 2017-02-08 | A kind of photoelectricity binary channel bushing for being used to measure gas Townsend discharge parameter |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206411227U (en) |
-
2017
- 2017-02-08 CN CN201720118389.9U patent/CN206411227U/en not_active Expired - Fee Related
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| US7262367B2 (en) | High voltage bushing with field control material | |
| JP5443020B2 (en) | Withstand voltage test equipment | |
| EP3449492A1 (en) | A hv apparatus and a method of manufacturing such apparatus | |
| Liu et al. | Charge transport and accumulation around a spancer insulator for application in HVDC wall bushing | |
| WO2016090824A1 (en) | Capacitance-type cable terminal without filled insulation medium | |
| US10074496B2 (en) | Circuit interrupting device | |
| CN206411227U (en) | A kind of photoelectricity binary channel bushing for being used to measure gas Townsend discharge parameter | |
| CN106841945A (en) | A kind of photoelectricity binary channel bushing for measuring the inferior discharge parameter of gas soup | |
| CN203387765U (en) | A combined type X ray source assembly | |
| CN107424799A (en) | gas-insulated transformer | |
| CN105304399B (en) | A kind of integrated small high-pressure vacuum breaker | |
| CN100486049C (en) | High-pressure sealing jack | |
| KR101121868B1 (en) | Bushing for a transformer | |
| CN106771464A (en) | A kind of can type capacitor voltage mutual inductor for high pressure GIS | |
| CN106159845A (en) | A kind of extra-high voltage SF6 gas-insulated wall bushing | |
| CN100449653C (en) | High-pressure insulation core with lining layer | |
| CN106356159B (en) | A kind of insulating sleeve and its manufacturing method for mesohigh electrical connection | |
| CN201110866Y (en) | Extra-high voltage reference capacitor | |
| US2084913A (en) | Seal for electron discharge devices | |
| CN203788638U (en) | Grounding inner-shielding device of high-voltage insulating sleeve | |
| CN110376494A (en) | A kind of device for voltage transformer test | |
| CN105609221B (en) | A kind of lightning protection explosion-proof insulator | |
| CN109801764A (en) | A kind of bushing class plant machinery formula blast resistance construction | |
| Streit et al. | Dry terminations for high voltage cable system | |
| CN104332258A (en) | Improved high voltage wall bushing |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20170815 Termination date: 20180208 |