CN206740913U - A kind of insulating bar experiment auxiliary device - Google Patents
A kind of insulating bar experiment auxiliary device Download PDFInfo
- Publication number
- CN206740913U CN206740913U CN201720584699.XU CN201720584699U CN206740913U CN 206740913 U CN206740913 U CN 206740913U CN 201720584699 U CN201720584699 U CN 201720584699U CN 206740913 U CN206740913 U CN 206740913U
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- China
- Prior art keywords
- insulating bar
- locating rack
- positioning hole
- positioning
- insulated case
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Abstract
It the utility model is related to technical field of electric power, specifically a kind of insulating bar experiment auxiliary device, in order to solve, existing number of trials of insulating bar pressure test is few, low precision, the problem of experiment security reliability cannot be guaranteed, including insulated case and locating rack, conduction liquid is provided with insulated case, insulation upper box part is provided with multiple first positioning holes, and insulated case side wall is provided with grounding electrode；Locating rack includes locating rack supporting leg and positioning frame plate, positioning frame plate is located at the top of locating rack supporting leg, frame plate is positioned to make using electro-insulating rubber, its top is fixed with conductive ring, multiple second positioning holes are provided with positioning frame plate, insulating bar handheld terminal is arranged in conduction liquid, and insulating bar working end is provided with rubber washer positioned at the top of positioning frame plate between the first positioning hole and the contact position of the second positioning hole and insulating bar.The lifting of test accuracy is not only contributed to using the utility model, and substantially increases operating efficiency.
Description
Technical field
Technical field of electric power is the utility model is related to, specifically a kind of insulating bar experiment auxiliary device.
Background technology
Insulating bar is a kind of unified address for the insulating tool composition being exclusively used in power system, can be used for powered work
Industry, hotline maintenance and power-on serving operating apparatus, typically use fiberglass epoxy rods craft roll-forming bar or machinery
Pultrusion bar.Insulating bar is the insulating tool operated for the short time to charging equipment, for directly operate high pressure every
Leave pass and fall insurance, installing and remove temporary ground wire and the electrical verification of more than 35kV power equipments, measurement or experiment work.
Insulating bar is typically made up of three parts：Working portion, insulated part and holding part.The pressure test of insulating bar
Voltage be added in working portion 1 and handshake part 3/.Insulating bar need to do power frequency, pressure test and DC break down voltage examination every year
Test, to test the insulating properties of insulating bar, observe whether it can occur flashover, puncture or burn.Such as:Examining report parameter is
During 35KV, effective insulated lengths of insulating bar are 2990mm, and metal end joint length is 70mm, and the length of handshake part is
700mm, metal transition joint total length are 280mm, outside dimension 36mm, overall length 4040mm, and insulating bar is grown in 600mm
Scope is spent, beats pressure-resistant by the way that 150KV voltage is lower, can continue not puncturing to be qualified for 1 minute.
The pressure test of insulating bar should ensure that test length, and test length corresponding to each voltage class insulating bar is different.Absolutely
Edge bar is tested, and first hangs insulating bar in the air with rope, and copper foil ground connection, insulation will be wrapped at insulating bar portion of the handle 200mm
Bar high-pressure section, wrap 50mm copper foils and connect experiment high voltage.An insulating bar can only be tested every time., can to improve operating efficiency
To carry out ac voltage withstanding experiment to the insulating bar of more same nominal voltage simultaneously, if wherein one occurs flashover or electric discharge and should stop
Only test, the insulating bar of rejecting abnormalities, remaining continuation is tested again.Existing insulating bar pressure test stented test length
Positioning precision is poor, and wiring process needs to bundle winding repeatedly, repeats test frequency height, and experiment security reliability cannot be guaranteed,
It is difficult to meet insulating bar test requirements document and is actually needed.
The content of the invention
Existing number of trials of insulating bar pressure test is few, low precision in order to solve for the utility model, wiring process
Need to bundle winding repeatedly, repeat test frequency height, experiment security reliability cannot be guaranteed, it is difficult to meet that insulating bar experiment will
A kind of the problem of summation is actually needed, there is provided insulating bar experiment auxiliary device.
The utility model is achieved by the following technical solution：A kind of insulating bar experiment auxiliary device, including insulated case
With the locating rack for being arranged on insulation upper box part, conduction liquid is provided with insulated case, insulation upper box part is provided with cover plate, opened on cover plate
There are multiple first positioning holes, insulated case side wall is provided with grounding electrode；Locating rack includes locating rack supporting leg and positioning frame plate, positioning
Frame plate is located at the top of locating rack supporting leg, and positioning frame plate is made using electro-insulating rubber, and its top is fixed with conductive ring, positions frame plate
On be provided with multiple second positioning holes, the second positioning hole is identical with the first positioning bore dia and on same vertical axis, positioning
Frame supporting leg is Collapsible structure, insulating bar by the second positioning hole and the first positioning hole be vertically set on insulated case and locating rack it
Between, insulating bar handheld terminal is arranged in conduction liquid, and insulating bar working end is connected with conductive ring respectively, the first positioning hole and second
Rubber washer is provided between the contact position of positioning hole and insulating bar, conductive ring is connected with the high-pressure side of testing equipment.
Grounding electrode contacts with conduction liquid.In order to ensure conductive earthing effect, the conduction liquid in insulated case need to be with ground connection electricity
Pole contacts.
It is 250mm ~ 350mm that conduction liquid, which sets height, and liquid level must not exceed the 2/3 of insulated case height.Insulating bar
Handheld terminal is arranged in conduction liquid, and the length of usual handheld terminal is 200mm, in order to ensure that its contact with conduction liquid is good, therefore
It is 250mm ~ 350mm that conduction liquid is set into height；Meanwhile in order to avoid conduction liquid trigger due to the insertion of insulating bar it is excessive
Phenomenon, limitation conduction liquid liquid level must not exceed the 2/3 of insulated case height.
Conducting solution species is more, in order to prevent conducting solution from producing corrosiveness to insulating bar, while considers sexual valence
Than preferably, conduction liquid is water or sodium chloride solution.
Preferably, rubber washer is hollow type inflatable packing ring.Rubber washer be used for inflate after be filled in insulating bar with
In the gap of positioning hole, to reach the purpose of fixed insulation bar.
Preferably, the first corresponding positioning hole and the quantity of the second positioning hole are respectively 4 ~ 8, that is, carry out a test
The insulating bar quantity that can be detected is 4 ~ 8.
The utility model in terms of existing technologies, has the advantage that：
For a number of trials existing for existing insulating bar pressure test is few, low precision, wiring process needs repeatedly
Binding winding, repeats test frequency height, and experiment security reliability cannot be guaranteed, it is difficult to meet insulating bar test requirements document and reality
The problems such as needing, can be simultaneously to more same nominal voltage using the insulated case with conduction liquid and the cooperation of locating rack
Insulating bar carries out ac voltage withstanding experiment, if wherein one occurs flashover or electric discharge and should stop testing, the insulating bar of rejecting abnormalities is right
Remaining continuation is tested again.Using the utility model not only increase test accuracy, and operating efficiency significantly.
Brief description of the drawings
Fig. 1 is the structural representation of the present invention.
In figure：1- insulating bars, 2- insulated cases, 3- positioning frame plates, 4- locating rack supporting legs, 5- conduction liquids, 6- grounding electrodes,
The positioning holes of 7- first, the positioning holes of 8- second, 9- insulating bars working end, 10- insulating bar handheld terminals, 11- conductive rings.
Embodiment
The utility model is described further with reference to Fig. 1, a kind of insulating bar experiment auxiliary device, including the He of insulated case 2
The locating rack of insulation upper box part is arranged on, is provided with conduction liquid 5 in insulated case 2, the top of insulated case 2 is provided with cover plate, on cover plate
Multiple first positioning holes 7 are provided with, the side wall of insulated case 2 is provided with grounding electrode 6；Locating rack includes locating rack supporting leg 4 and locating rack
Plate 3, positioning frame plate 3 are located at the top of locating rack supporting leg 4, and positioning frame plate 3 is made using electro-insulating rubber, and its top is fixed with conductive circle
Ring 11, position and multiple second positioning holes 8 are provided with frame plate 3, the second positioning hole 8 is identical with the first 7 bore dias of positioning and positioned at same
On one vertical axis, locating rack supporting leg 4 is Collapsible structure, and insulating bar 1 is vertical by the second positioning hole 8 and the first positioning hole 7
It is arranged between insulated case 2 and locating rack, insulating bar handheld terminal 10 is arranged in conduction liquid 5, and insulating bar working end 9 is respectively with leading
Electric annulus 11 connects, and is provided with rubber washer between the first positioning hole 7 and the contact position of the second positioning hole 8 and insulating bar 1, leads
Electric annulus 11 is connected with the high-pressure side of testing equipment.
Grounding electrode 6 contacts with conduction liquid 5.It is 250mm ~ 350mm that conduction liquid 5, which sets height, and liquid level must not surpass
Cross the 2/3 of the height of insulated case 2.Conduction liquid 5 is water or sodium chloride solution.Rubber washer is hollow type inflatable packing ring.It is corresponding
The first positioning hole 7 and the quantity of the second positioning hole 8 be respectively 4 ~ 8.
During work, the height of conduction liquid 5 in insulated case 2 is examined first, guarantee liquid level is 250mm ~ 350mm, and not
More than the 2/3 of the height of insulated case 2, adjust the position of locating rack so that each the second positioning hole 8 on positioning frame plate 3 with
The first positioning hole 7 in insulated case 2 is on identical vertical line；Further, by the insulation of the insulating bar 1 of required experiment
Bar handheld terminal 10 passes downwardly through the second positioning hole 8 and corresponding first positioning hole 7 is inserted into the conduction liquid 5 of insulated case 2, ensures
Insulating bar handheld terminal 10 contacts well with conduction liquid 5, and completes to be grounded by grounding electrode 6；All insulating bars are worked simultaneously
End 9 is connected with conductive ring 11, and ensures stable connection, further by the insulating bar working end 9 of wherein one insulating bar 1 or
Conductive ring 11 is connected with the high voltage end of testing equipment, that is, realizes all insulating bars 1 and testing equipment high-pressure side
Connection.
Embodiment：
Pressure test, insulated case are carried out to insulating bar using a kind of insulating bar experiment auxiliary device described in the utility model
2 size is：Long 600mm, wide 400mm, high 400mm, the conduction liquid 5 in insulated case 2 is water, and the liquid level of its reclaimed water is
260mm, insulated case 2 make grounding by the grounding electrode 6 of its side, and insulated case 2, which covers, is provided with 6 the first positioning holes 7；
Locating rack is placed on the top of insulated case 2, and locating rack supporting leg 4 is aluminium alloy structure, and is designed for Telescopic leg, supporting leg with
Ground contact portion is lined with rubber-covered backing plate, and positioning frame plate 3 is process using insulating rubber slab, is positioned and is opened up on frame plate 3
There are 6 the first positioning holes 7, the second positioning hole 8 is identical with the first 7 bore dias of positioning and on same vertical axis, insulating bar 1
For 6 meters of length, test voltage 220kv；By adjusting the collapsing length of locating rack supporting leg, ensure it one suitable high
Degree, adjust the position of locating rack so that 6 the second positioning holes 8 on positioning frame plate 3 and first in insulated case 2
Positioning hole 7 is respectively on identical vertical line；Further, it is the insulating bar handheld terminal 10 of the insulating bar 1 of required experiment is downward
It is inserted into by the second positioning hole 8 and corresponding first positioning hole 7 in the conduction liquid 5 of insulated case 2, ensures insulating bar handheld terminal 10
Contacted with conduction liquid 5 well, and complete to be grounded by grounding electrode 6, while by 6 with insulating bar working end 9 and conductive ring 11
It is all connected with, and ensures stable connection, is further connected conductive ring 11 further by connecing with the high voltage end of testing equipment
Energization source carries out the pressure test of insulating bar.
Finally it should be noted that：Above example is only to illustrate the technical solution of the utility model, rather than it is carried out
Limitation, although the utility model is described in detail with reference to the foregoing embodiments, those skilled in the art is to foregoing reality
Apply the technical scheme described in example to modify, including partly or entirely technical characteristic of the present utility model is equally replaced
Change, the essence of its appropriate technical solution is without departing from the scope of protection of the utility model.
Claims (6)
1. a kind of insulating bar experiment auxiliary device, including insulated case（2）With the locating rack for being arranged on insulation upper box part, its feature exists
In：Insulated case（2）Inside it is provided with conduction liquid（5）, insulated case（2）Top is provided with cover plate, and multiple first positioning are provided with cover plate
Hole（7）, insulated case（2）Side wall is provided with grounding electrode（6）；Locating rack includes locating rack supporting leg（4）With positioning frame plate（3）, it is fixed
Position frame plate（3）Positioned at locating rack supporting leg（4）Top, position frame plate（3）Made using electro-insulating rubber, its top is fixed with conductive circle
Ring（11）, position frame plate（3）On be provided with multiple second positioning holes（8）, the second positioning hole（8）With the first positioning hole（7）Diameter phase
Together and on same vertical axis, locating rack supporting leg（4）For Collapsible structure, insulating bar（1）Pass through the second positioning hole（8）With
First positioning hole（7）It is vertically set on insulated case（2）Between locating rack, insulating bar handheld terminal（10）It is arranged on conduction liquid（5）
In, insulating bar working end（9）Respectively with conductive ring（11）Connection, the first positioning hole（7）With the second positioning hole（8）With insulating bar
（1）Contact position between be provided with rubber washer, conductive ring（11）It is connected with the high-pressure side of testing equipment.
A kind of 2. insulating bar experiment auxiliary device according to claim 1, it is characterised in that：Grounding electrode（6）With conduction
Liquid（5）Contact.
A kind of 3. insulating bar experiment auxiliary device according to claim 1, it is characterised in that：Conduction liquid（5）Highly it is
250mm ~ 350mm, and liquid level must not exceed insulated case（2）The 2/3 of height.
A kind of 4. insulating bar experiment auxiliary device according to claim 1 or 2 or 3, it is characterised in that：Conduction liquid（5）For
Water or sodium chloride solution.
A kind of 5. insulating bar experiment auxiliary device according to claim 1, it is characterised in that：Rubber washer fills to be hollow
Gas formula packing ring.
A kind of 6. insulating bar experiment auxiliary device according to claim 1, it is characterised in that：The first corresponding positioning hole
（7）With the second positioning hole（8）Quantity be respectively 4 ~ 8.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720584699.XU CN206740913U (en) | 2017-05-24 | 2017-05-24 | A kind of insulating bar experiment auxiliary device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720584699.XU CN206740913U (en) | 2017-05-24 | 2017-05-24 | A kind of insulating bar experiment auxiliary device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206740913U true CN206740913U (en) | 2017-12-12 |
Family
ID=60567976
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720584699.XU Expired - Fee Related CN206740913U (en) | 2017-05-24 | 2017-05-24 | A kind of insulating bar experiment auxiliary device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206740913U (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108983056A (en) * | 2018-08-17 | 2018-12-11 | 国网新疆电力有限公司阿克苏供电公司 | New insulated bar test stand |
| CN109061539A (en) * | 2018-10-23 | 2018-12-21 | 国网四川省电力公司南充供电公司 | A kind of auxiliary examination platform of pair of electroscope pressure test and starting test |
| CN110456243A (en) * | 2019-09-04 | 2019-11-15 | 国网电力科学研究院有限公司 | A kind of insulation sample dc breakdown test device |
| CN110632350A (en) * | 2019-10-09 | 2019-12-31 | 国网山西省电力公司阳泉供电公司 | Multifunctional support convenient to it is experimental |
| CN114994477A (en) * | 2022-06-15 | 2022-09-02 | 国网甘肃省电力公司电力科学研究院 | Intelligent voltage withstand test device of insulating safety tool |
-
2017
- 2017-05-24 CN CN201720584699.XU patent/CN206740913U/en not_active Expired - Fee Related
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108983056A (en) * | 2018-08-17 | 2018-12-11 | 国网新疆电力有限公司阿克苏供电公司 | New insulated bar test stand |
| CN109061539A (en) * | 2018-10-23 | 2018-12-21 | 国网四川省电力公司南充供电公司 | A kind of auxiliary examination platform of pair of electroscope pressure test and starting test |
| CN110456243A (en) * | 2019-09-04 | 2019-11-15 | 国网电力科学研究院有限公司 | A kind of insulation sample dc breakdown test device |
| CN110456243B (en) * | 2019-09-04 | 2021-09-28 | 国网电力科学研究院有限公司 | Insulation sample direct current breakdown testing device |
| CN110632350A (en) * | 2019-10-09 | 2019-12-31 | 国网山西省电力公司阳泉供电公司 | Multifunctional support convenient to it is experimental |
| CN114994477A (en) * | 2022-06-15 | 2022-09-02 | 国网甘肃省电力公司电力科学研究院 | Intelligent voltage withstand test device of insulating safety tool |
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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: 20171212 Termination date: 20180524 |