CN203981831U - A kind of local discharge of gas-insulator switchgear simulation test device - Google Patents
A kind of local discharge of gas-insulator switchgear simulation test device Download PDFInfo
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- CN203981831U CN203981831U CN201420280839.0U CN201420280839U CN203981831U CN 203981831 U CN203981831 U CN 203981831U CN 201420280839 U CN201420280839 U CN 201420280839U CN 203981831 U CN203981831 U CN 203981831U
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Abstract
The utility model discloses a kind of local discharge of gas-insulator switchgear simulation test device, and this device comprises: insulating sleeve, test unit cavity, discharging model and base; The surface of described test unit cavity is provided with pulls out mouth; Described insulating sleeve is connected with described test unit cavity; Described discharging model is arranged on surperficial the pulling out in mouth of described test unit cavity; Described test unit cavity is connected with base.
Description
Technical field
The utility model relates to electrical equipment technical field, relates in particular to a kind of local discharge of gas-insulator switchgear simulation test device.
Background technology
Existing gas insulated combined electrical equipment (GIS) shelf depreciation simulation test device is simulated shelf depreciation by placing some metallic particles, tinsel etc. in GIS inside mostly, or directly in GIS cavity, places discharging model.
Above-mentioned existing apparatus, in the time changing discharging model, needs first the SF6 gas in GIS cavity to be extracted out, then opens GIS cavity and changes model, then cavity sealing is vacuumized again, is finally filled with SF6 gas again.
Existing apparatus is changed the bothersome effort of process of discharging model, very loaded down with trivial details, once and after device sealing discharging model cannot regulate, unreasonable if model arranges, just need to repeat the process of above-mentioned replacing discharging model, it is very inconvenient to use.If can be in the situation that not opening GIS cavity, realize freely switching and combining of discharging model, and the sealing of assurance device, in use can save a large amount of time, offer convenience to test.
Utility model content
Technical problem to be solved in the utility model is the bothersome effort of process that existing apparatus is changed discharging model, very loaded down with trivial details, once and after device sealing discharging model cannot regulate, unreasonable if model arranges, just need to repeat the process of above-mentioned replacing discharging model, it is very inconvenient to use.
For this purpose, the utility model proposes a kind of local discharge of gas-insulator switchgear simulation test device, this device comprises: insulating sleeve, test unit cavity, discharging model and base; The surface of described test unit cavity is provided with pulls out mouth;
Described insulating sleeve is connected with described test unit cavity;
Described discharging model is arranged on surperficial the pulling out in mouth of described test unit cavity;
Described test unit cavity is connected with base.
Wherein, described discharging model comprises point discharge model, internal discharge model, suspended discharge model and creeping discharge model.
Wherein, the surface of described test unit cavity is provided with 6 and pulls out mouth, and different discharging models is arranged on different pulling out in mouth.
Wherein, the mouth that pulls out of installation discharging model is equipped with rotary handle, metal screw, seal bellows and end cover.
Wherein, of discharging model is not installed and pulls out in mouth partial-discharge ultrahigh-frequency sensor is installed, another that discharging model is not installed pulls out mouth quartz glass is installed.
Wherein, the inside of described test unit cavity is provided with high-voltage conductive rod, and the surface of described test unit cavity is provided with air filling and exhausting hole and rain glass is installed.
Wherein, the inside of described test unit cavity is filled with 4-6 atmospheric SF6 gas.
Than prior art, the beneficial effects of the utility model are: in the time that needs are simulated certain shelf depreciation, by rotating rotary handle, drive metal screw rotates, realize the flexible of discharging model, make discharging model near or connect high-voltage conductive rod, can simulate the shelf depreciation of the type.In the time of switch discharges model, by rotary handle, make unwanted discharging model away from high-voltage conductive rod equally, enter in discharging model cylinder.Just can realize in the situation that not opening GIS cavity by said method, freely switch and combine various discharging models, workload is simplified greatly, utilize in addition seal bellows and end cover, can ensure that the sealing of whole device, avoids gas leakage in adjusting discharging model process.
Brief description of the drawings
In order to be illustrated more clearly in the utility model embodiment or technical scheme of the prior art, to the accompanying drawing of required use in embodiment or description of the Prior Art be briefly described below, apparently, accompanying drawing in the following describes is embodiment more of the present utility model, for those of ordinary skill in the art, do not paying under the prerequisite of creative work, can also obtain according to these accompanying drawings other accompanying drawing.
Fig. 1 (a)-(b) is the structural representation of the disclosed a kind of local discharge of gas-insulator switchgear simulation test device of the utility model embodiment;
Fig. 2 is the point discharge model connected mode figure of the disclosed a kind of local discharge of gas-insulator switchgear simulation test device of the utility model embodiment;
Fig. 3 is the internal discharge model connected mode figure of the disclosed a kind of local discharge of gas-insulator switchgear simulation test device of the utility model embodiment;
Fig. 4 is the creeping discharge model connected mode figure of the disclosed a kind of local discharge of gas-insulator switchgear simulation test device of the utility model embodiment;
Fig. 5 is the suspended discharge model connected mode figure of the disclosed a kind of local discharge of gas-insulator switchgear simulation test device of the utility model embodiment.
Embodiment
Below in conjunction with drawings and Examples, embodiment of the present utility model is described in further detail.Following examples are used for illustrating the utility model, but can not be used for limiting scope of the present utility model.
The utility model embodiment discloses a kind of local discharge of gas-insulator switchgear simulation test device, as shown in Fig. 1 (a)-(b), Fig. 1 (b) turns clockwise 90 ° for Fig. 1 (a), and this device comprises: insulating sleeve (1), test unit cavity (2), discharging model and base (4); The surface of described test unit cavity (2) is provided with pulls out mouthful (9);
Described insulating sleeve (1) is connected with described test unit cavity (2), and described insulating sleeve (1) plays the effect of voltage insulation;
Described discharging model is arranged on surperficial the pulling out in mouthful (9) of described test unit cavity (2);
Wherein, the surface of described test unit cavity (2) is provided with 6 and pulls out mouthful (9), different discharging models is arranged on different pulling out in mouthful (9), wherein, described discharging model comprises point discharge model (31), internal discharge model (32), creeping discharge model (33) and suspended discharge model (34);
Described test unit cavity (2) is connected with base (4).
Wherein, installation discharging model pull out mouthful (9) are equipped with rotary handle (5), metal screw (6), seal bellows (7) and end cover (8).
Wherein, one of discharging model is not installed to pull out in mouthful (9) partial-discharge ultrahigh-frequency sensor (12) is installed, another that discharging model is not installed pulls out mouthful (9) quartz glass (11) is installed, described quartz glass (11) can see through ultraviolet ray and visible ray, utilizes uv detection devices can see through quartz glass (11) to realize the detection of the inner shelf depreciation of GIS.
Wherein, the inside of described test unit cavity (2) is provided with high-voltage conductive rod (10);
The surface of described test unit cavity (2) is provided with air filling and exhausting hole (13) and rain glass (14) is installed, and shows for inflation/deflation and the air pressure of test unit.
Wherein, the inside of described test unit cavity (2) is filled with 4-6 atmospheric SF6 gas, simulates the internal environment of actual GIS.
In the utility model embodiment, the switching of discharging model is by rotating rotary handle (5), drive metal screw (6) rotation, realize discharging model pulling out stretching in mouthful (9), thereby realize the switching of different discharging models, as shown in Fig. 1 (a), point discharge model (31) near or connect high-voltage conductive rod and can simulate when (10) shelf depreciation of the type.
When switch discharges model, unwanted discharging model, away from high-voltage conductive rod (10), is entered and pulled out in mouthful (9).
Can realize by the way freely switching and the independent assortment of multiple discharging model of different discharging models.
Seal bellows (7) and end cover (8) are for realizing the sealing of pulling out mouthful (9) that discharging model is installed in addition; Base (4) facilitates movement and the transport of device.
In the utility model embodiment, the connected mode of point discharge model (31) as shown in Figure 2, rotary handle (5) is fixedly connected with metal screw (6), end cover (8) passes through threaded engagement with metal screw (6), between seal bellows (7) and end cover (8) and metal tip electrode (15), realize sealing by welding, metal screw (6) is connected with metal tip electrode (15) bearing.Rotation by metal screw (6) realizes the axial stretching of metal tip electrode (15).
In the utility model embodiment, the connected mode of internal discharge model (32) as shown in Figure 3, internal discharge model (32) is made up of metal electrode (16) and (17) and polyethylene insulation material (18), has minute bubbles (19) in polyethylene insulation material (18) inside.Bonding by epoxide-resin glue between metal electrode (16), (17) and polyethylene insulation material (18).
In the utility model embodiment, the connected mode of creeping discharge model (33) as shown in Figure 4, creeping discharge model (33) is made up of metal electrode (20), (21), (22) and polyethylene insulation material (23), between metal electrode (20) and (21), be threaded connection, bonding by epoxide-resin glue between metal electrode (21), (22) and polyethylene insulation material (23).
In the utility model embodiment, the connected mode of suspended discharge model (34) as shown in Figure 5, suspended discharge model (34) is made up of metal electrode (24), (26) and polyethylene insulation material (25), bonding by epoxide-resin glue between metal electrode (24), (26) and insulating material (25).
The utility model aims to provide a kind of local discharge of gas-insulator switchgear simulation test device, this apparatus structure is simple, flexible operation, can realize in the situation that not opening GIS cavity, freely switch and combine various discharging models, experiment process is simplified greatly.
Although described by reference to the accompanying drawings embodiment of the present utility model, but those skilled in the art can make various modifications and variations in the situation that not departing from spirit and scope of the present utility model, and such amendment and modification all fall into by within claims limited range.
Claims (7)
1. a local discharge of gas-insulator switchgear simulation test device, is characterized in that, this device comprises: insulating sleeve, test unit cavity, discharging model and base; The surface of described test unit cavity is provided with pulls out mouth;
Described insulating sleeve is connected with described test unit cavity;
Described discharging model is arranged on surperficial the pulling out in mouth of described test unit cavity;
Described test unit cavity is connected with base.
2. device according to claim 1, is characterized in that, described discharging model comprises point discharge model, internal discharge model, suspended discharge model and creeping discharge model.
3. device according to claim 1 and 2, is characterized in that, the surface of described test unit cavity is provided with 6 and pulls out mouth, and different discharging models is arranged on different pulling out in mouth.
4. device according to claim 3, is characterized in that, the mouth that pulls out that discharging model is installed is equipped with rotary handle, metal screw, seal bellows and end cover.
5. device according to claim 3, is characterized in that, of discharging model is not installed and pulls out in mouth partial-discharge ultrahigh-frequency sensor is installed, and another that discharging model is not installed pulls out mouth quartz glass is installed.
6. device according to claim 1, is characterized in that, the inside of described test unit cavity is provided with high-voltage conductive rod, and the surface of described test unit cavity is provided with air filling and exhausting hole and rain glass is installed.
7. device according to claim 6, is characterized in that, the inside of described test unit cavity is filled with 4-6 atmospheric SF6 gas.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420280839.0U CN203981831U (en) | 2014-05-29 | 2014-05-29 | A kind of local discharge of gas-insulator switchgear simulation test device |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201420280839.0U CN203981831U (en) | 2014-05-29 | 2014-05-29 | A kind of local discharge of gas-insulator switchgear simulation test device |
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| CN203981831U true CN203981831U (en) | 2014-12-03 |
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Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105004970A (en) * | 2015-03-16 | 2015-10-28 | 华北电力大学 | Switching device of high-voltage partial discharge models under high air pressure |
| CN105223528A (en) * | 2015-10-20 | 2016-01-06 | 国家电网公司 | A kind of adjustable cable shelf depreciation analogue means |
| CN105866639A (en) * | 2016-04-12 | 2016-08-17 | 西安交通大学 | Model for simulating spike defect of high-voltage conductor in GIS |
| CN107478966A (en) * | 2017-07-26 | 2017-12-15 | 国网上海市电力公司 | A kind of partial-discharge measuring device and measuring method using integration photometry |
| CN110850245A (en) * | 2019-11-19 | 2020-02-28 | 国网浙江平湖市供电有限公司 | Cubical switchboard partial discharge analogue means based on automatic control |
| CN110865285A (en) * | 2019-11-19 | 2020-03-06 | 国网浙江平湖市供电有限公司 | Switch cabinet partial discharge test model device |
| CN117538712A (en) * | 2024-01-09 | 2024-02-09 | 保定天威新域科技发展有限公司 | Discharge type and position switching device and discharge model |
-
2014
- 2014-05-29 CN CN201420280839.0U patent/CN203981831U/en active Active
Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105004970A (en) * | 2015-03-16 | 2015-10-28 | 华北电力大学 | Switching device of high-voltage partial discharge models under high air pressure |
| CN105004970B (en) * | 2015-03-16 | 2018-04-06 | 华北电力大学 | High voltage partial discharge model switching device under hyperbar |
| CN105223528A (en) * | 2015-10-20 | 2016-01-06 | 国家电网公司 | A kind of adjustable cable shelf depreciation analogue means |
| CN105866639A (en) * | 2016-04-12 | 2016-08-17 | 西安交通大学 | Model for simulating spike defect of high-voltage conductor in GIS |
| CN105866639B (en) * | 2016-04-12 | 2018-08-14 | 西安交通大学 | The defect model of high-pressure conductor spine in a kind of Simulated GlS |
| CN107478966A (en) * | 2017-07-26 | 2017-12-15 | 国网上海市电力公司 | A kind of partial-discharge measuring device and measuring method using integration photometry |
| CN110850245A (en) * | 2019-11-19 | 2020-02-28 | 国网浙江平湖市供电有限公司 | Cubical switchboard partial discharge analogue means based on automatic control |
| CN110865285A (en) * | 2019-11-19 | 2020-03-06 | 国网浙江平湖市供电有限公司 | Switch cabinet partial discharge test model device |
| CN117538712A (en) * | 2024-01-09 | 2024-02-09 | 保定天威新域科技发展有限公司 | Discharge type and position switching device and discharge model |
| CN117538712B (en) * | 2024-01-09 | 2024-03-29 | 保定天威新域科技发展有限公司 | Discharge type and position switching device and discharge model |
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