CN106680673A - Insulating rod testing apparatus - Google Patents
Insulating rod testing apparatus Download PDFInfo
- Publication number
- CN106680673A CN106680673A CN201611064142.XA CN201611064142A CN106680673A CN 106680673 A CN106680673 A CN 106680673A CN 201611064142 A CN201611064142 A CN 201611064142A CN 106680673 A CN106680673 A CN 106680673A
- Authority
- CN
- China
- Prior art keywords
- insulating
- hitch assembly
- bar
- test device
- insulating rod
- 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.)
- Pending
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Classifications
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R31/00—Arrangements for testing electric properties; Arrangements for locating electric faults; Arrangements for electrical testing characterised by what is being tested not provided for elsewhere
- G01R31/12—Testing dielectric strength or breakdown voltage ; Testing or monitoring effectiveness or level of insulation, e.g. of a cable or of an apparatus, for example using partial discharge measurements; Electrostatic testing
- G01R31/1227—Testing dielectric strength or breakdown voltage ; Testing or monitoring effectiveness or level of insulation, e.g. of a cable or of an apparatus, for example using partial discharge measurements; Electrostatic testing of components, parts or materials
- G01R31/1245—Testing dielectric strength or breakdown voltage ; Testing or monitoring effectiveness or level of insulation, e.g. of a cable or of an apparatus, for example using partial discharge measurements; Electrostatic testing of components, parts or materials of line insulators or spacers, e.g. ceramic overhead line cap insulators; of insulators in HV bushings
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- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Ceramic Engineering (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Testing Relating To Insulation (AREA)
Abstract
The invention provides an insulating rod testing apparatus which comprises a voltage machine and a hanging assembly. The hanging assembly is connected with the voltage machine and is provided with a hanging portion, and the hanging portion is used for fixing to-be-tested insulating rods so that the to-be-tested insulating rods can be suspended on the hanging assembly, and the voltage machine is electrically connected with the insulating rods by the hanging assembly. The insulating rod testing apparatus has the advantage that the problem of low insulating rod inspection efficiency in the prior art can be solved by the aid of the insulating rod testing apparatus.
Description
Technical field
The present invention relates to power domain, in particular to a kind of test device of insulating rod.
Background technology
Power industry is the basic activity of the national economic development, while be also the higher industry of security risk, in electric power row
In industry security system building, managing security tools and instruments is an indispensable part.Insulating bar is used as a kind of basic insulation peace
Full Work tool, plays the role of very important in terms of preventing from getting an electric shock, ensureing operating personnel's personal safety.
Insulating bar need to do every year the test of power frequency, pressure test and DC break down voltage, to test the insulating properties of insulating bar, observe it
Whether flashover can occur, puncture or burn.Therefore, how efficiently and accurately to carry out insulating bar industrial frequency withstand voltage to test and straight
Stream pressure test also just becomes a key content of electrical test personnel research.
The content of the invention
Present invention is primarily targeted at a kind of test device of insulating rod is provided, to solve inspection insulation of the prior art
The less efficient problem of bar.
To achieve these goals, the invention provides a kind of test device of insulating rod, including voltage device, insulating bar test
Device also includes：Hitch assembly, hitch assembly is connected with voltage device, and hitch assembly has for fixing insulating bar to be tested
Mounting part, so that multiple insulating bars to be tested are suspended on hitch assembly, voltage device is by electric with hitch assembly and insulating bar
Connection.
Further, mounting part includes：Conducting connecting bar, multiple insulating bars are suspended on conducting connecting bar, are conductively connected
Bar is electrically connected with voltage device.
Further, hitch assembly also includes：Equal pressure cylinder, conducting connecting bar is arranged in equal pressure cylinder, and equal pressure cylinder has edge
The open slot of the connection of axial direction, one end of insulating bar is connected through open slot with conducting connecting bar.
Further, the curved transition sections that two sides of open slot bend along the inside being respectively provided with towards equal pressure cylinder, arc
Transition part is axially extending along equal pressure cylinder.
Further, mounting part also includes：Multiple hooks, multiple hooks are arranged along the axially spaced-apart of conducting connecting bar, absolutely
Edge bar is articulated on hook.
Further, hook has the threaded rod for being connected with conducting connecting bar, and conducting connecting bar has and threaded rod
The screwed hole for matching, in threaded rod insertion screwed hole.
Further, hitch assembly also includes：Grading ring, equal pressure cylinder two ends are provided with grading ring, equal pressure cylinder one end
Grading ring is connected with voltage device by conductor wire, and the two ends of conducting connecting bar are connected respectively with a corresponding grading ring.
Further, hitch assembly also includes：Suspender, suspender is connected to hang equal pressure cylinder with equal pressure cylinder.
Further, test device of insulating rod also includes：Support member, hitch assembly is fixedly connected with support member, support member
First end be supported on ground or testing stand, the second end of support member is supported on hitch assembly.
Further, the second end of support member is connected with voltage device by conductor wire, and voltage device is by support member and mounting
Component is electrically connected.
Test device of insulating rod in the present invention is realized by voltage device and hitch assembly and carries out insulating bar to insulating bar
Industrial frequency withstand voltage is tested and DC break down voltage test, wherein, hitch assembly is connected with voltage device, and multiple insulating bars to be tested are suspended on
On hitch assembly.When the test of insulating bar industrial frequency withstand voltage and DC break down voltage being carried out to insulating bar testing, will be multiple to be tested exhausted
Edge bar is suspended on hitch assembly by precalculated position, by voltage device to insulating bar making alive, carries out insulating bar power frequency with this resistance to
Pressure test and DC break down voltage test.
Description of the drawings
The Figure of description for constituting the part of the application is used for providing a further understanding of the present invention, and the present invention's shows
Meaning property embodiment and its illustrated for explaining the present invention, does not constitute inappropriate limitation of the present invention.In the accompanying drawings：
Fig. 1 shows the structural representation of the embodiment of test device of insulating rod of the invention；
Fig. 2 shows the structural representation of the hitch assembly of test device of insulating rod of the invention；And
Fig. 3 shows the exploded view of the hitch assembly of test device of insulating rod of the invention.
Wherein, above-mentioned accompanying drawing is marked including the following drawings：
10th, voltage device；20th, hitch assembly；21st, conducting connecting bar；22nd, equal pressure cylinder；23rd, link up with；24th, grading ring；25th, hang
Suspension member；30th, insulating bar；40th, open slot；41st, curved transition sections；50th, support member.
Specific embodiment
It should be noted that in the case where not conflicting, the feature in embodiment and embodiment in the application can phase
Mutually combination.Below with reference to the accompanying drawings and in conjunction with the embodiments describing the present invention in detail.
The invention provides a kind of test device of insulating rod, refer to Fig. 1 to Fig. 3, test device of insulating rod includes voltage
Device 10, test device of insulating rod also includes：Hitch assembly 20, hitch assembly 20 is connected with voltage device 10, and hitch assembly 20 has
For fixing the mounting part of insulating bar 30 to be tested, so that multiple insulating bars 30 to be tested are suspended on hitch assembly 20,
Voltage device 10 with hitch assembly 20 with insulating bar 30 by electrically connecting.
Test device of insulating rod in the present invention is realized and insulating bar 30 is carried out by voltage device 10 and hitch assembly 20
Insulating bar industrial frequency withstand voltage is tested and DC break down voltage test, wherein, hitch assembly 20 is connected with voltage device 10, multiple to be tested exhausted
Edge bar 30 is suspended on hitch assembly 20.When the test of insulating bar industrial frequency withstand voltage being carried out to insulating bar 30 and DC break down voltage is tested,
Multiple insulating bars 30 to be tested are suspended on hitch assembly 20 by precalculated position, insulating bar 30 is powered up by voltage device 10
Pressure, with this test of insulating bar industrial frequency withstand voltage and DC break down voltage test are carried out.
In order to make voltage device 10 pass through hitch assembly 20 to the making alive of insulating bar 30, as shown in figure 3, mounting part bag
Include：Conducting connecting bar 21, multiple insulating bars 30 are suspended on conducting connecting bar 21, and conducting connecting bar 21 is electrically connected with voltage device 10
Connect.By being provided with conducting connecting bar 21 in the mounting part of hitch assembly 20, wherein, multiple insulating bars 30 are hung by precalculated position
On conducting connecting bar 21, electrically connected with voltage device 10 by conducting connecting bar 21, so as to realize that voltage device 10 passes through mounting group
Part 20 is to the making alive of insulating bar 30.
In order that insulating bar 30 is within uniform electric field, as shown in Figures 2 and 3, hitch assembly 20 also includes：Equal pressure cylinder
22, conducting connecting bar 21 is arranged in equal pressure cylinder 22, and equal pressure cylinder 22 has the open slot 40 of connection vertically, insulating bar 30
One end is connected through open slot 40 with conducting connecting bar 21.By being provided with equal pressure cylinder 22 on hitch assembly 20, wherein, it is conductive
Connecting rod 21 is arranged in equal pressure cylinder 22, and one end of insulating bar 30 passes through the open slot 40 of the connection vertically of equal pressure cylinder 22 and leads
The extension bar 21 that is electrically connected connects, so that in pressure test at insulating bar 30 within uniform electric field.
In order that insulating bar 30 is within uniform electric field, and electric discharge phenomena will not occur because field intensity is uneven, it is preferable that open
The curved transition sections 41 that two sides of mouthful groove 40 bend along the inside being respectively provided with towards equal pressure cylinder 22, curved transition sections 41 are along pressing
Cylinder 22 it is axially extending.
In order to insulating bar 30 is suspended on hitch assembly 20, mounting part also includes：Multiple hooks 23, multiple hooks
23 along conducting connecting bar 21 axially spaced-apart arrange, insulating bar 30 be articulated in hook 23 on.It is many by being provided with mounting part
Individual hook 23, wherein, multiple hooks 23 are arranged along the axially spaced-apart of conducting connecting bar 21, by the way that multiple insulating bars 30 are articulated in
On hook 23, can meet while carrying out pressure test to multiple insulating bars 30.
In order to hook 23 is articulated on conducting connecting bar 21, hook 23 has the spiral shell for being connected with conducting connecting bar 21
Rasp bar, conducting connecting bar 21 has the screwed hole matched with threaded rod, in threaded rod insertion screwed hole.By the way that 23 1 will be linked up with
End is set to threaded rod, and conducting connecting bar 21 has the screwed hole matched with threaded rod, and by threaded rod screwed hole is inserted
It is interior, it is possible to achieve hook 23 is stably articulated in conducting connecting bar 21.
In order to ensure that leading conducting connecting bar 21 is in a uniform electric field, hitch assembly 20 also includes：Grading ring 24,
The two ends of pressure cylinder 22 are provided with grading ring 24, and the grading ring 24 of the one end of equal pressure cylinder 22 is connected with voltage device 10 by conductor wire,
The two ends of conducting connecting bar 21 are connected respectively with a corresponding grading ring 24.By being provided with grading ring on hitch assembly 20
24, wherein, the two ends of equal pressure cylinder 22 are provided with grading ring 24, the two ends of conducting connecting bar 21 respectively with a corresponding grading ring 24
Connection, by the way that the grading ring 24 of the one end of equal pressure cylinder 22 is connected with the high voltage connecting line on voltage device 10, it is possible to achieve to exhausted
Edge bar 30 carries out industrial frequency withstand voltage test and DC break down voltage test.
In order to meet the spacing of insulating bar 30 and ground, hitch assembly 20 also includes：Suspender 25, suspender 25 is pressed with
Cylinder 22 connects to hang equal pressure cylinder 22.By being provided with suspender 25 on hitch assembly 20, by suspender 25 and equal pressure cylinder
22 connections, according to the pitch requirements on insulating bar 30 and ground the suspension height of suspender 25 is arranged.
In order to hitch assembly 20 is stably placed on ground or testing stand, as shown in figure 1, test device of insulating rod is also
Including：Support member 50, hitch assembly 20 is fixedly connected with support member 50, and the first end of support member 50 is supported on ground or testing stand
On, the second end of support member 50 is supported on hitch assembly 20.
Preferably, the second end of support member 50 is connected with voltage device 10 by conductor wire, and voltage device 10 passes through support member 50
Electrically connect with hitch assembly 20.
In the present embodiment, support member 50 includes seat part and a bar portion, and seat part is supported on ground or testing stand,
One end of bar portion is connected with seat part, and the other end of a bar portion is supported on hitch assembly 20.
The operation when test device of insulating rod of the present invention carries out the test of insulating bar industrial frequency withstand voltage and DC break down voltage test is said
It is bright：
During test, first whole experimental rig is hung using lifting steel wire rope, while hook is tightened in into conductive company
On extension bar, the insulating bar that then will be tested hangs on hook, and multiple insulating bars are tested simultaneously when, spacing is not less than
500mm, insulating bar end copper wire winds and is grounded, and in the pressurization of grading ring side, when test voltage value reaches 75%U, (U is rule
Fixed withstanding voltage) when, then boosted with the speed of 2%U per second, the time for keeping specifying after withstanding voltage is reached, then rapidly
Step-down, but must not interrupt suddenly.If insulating bar without flashover, puncture, fever phenomenon, then it is assumed that pass through.
As can be seen from the above description, the above embodiments of the present invention realize following technique effect：
Test device of insulating rod in the present invention is realized and insulating bar 30 is carried out by voltage device 10 and hitch assembly 20
Insulating bar industrial frequency withstand voltage is tested and DC break down voltage test, wherein, hitch assembly 20 is connected with voltage device 10, multiple to be tested exhausted
Edge bar 30 is suspended on hitch assembly 20.When the test of insulating bar industrial frequency withstand voltage being carried out to insulating bar 30 and DC break down voltage is tested,
Multiple insulating bars 30 to be tested are suspended on hitch assembly 20 by precalculated position, insulating bar 30 is powered up by voltage device 10
Pressure, with this test of insulating bar industrial frequency withstand voltage and DC break down voltage test are carried out.
The preferred embodiments of the present invention are the foregoing is only, the present invention is not limited to, for the skill of this area
For art personnel, the present invention can have various modifications and variations.It is all within the spirit and principles in the present invention, made any repair
Change, equivalent, improvement etc., should be included within the scope of the present invention.
Claims (10)
1. a kind of test device of insulating rod, including voltage device (10), it is characterised in that the test device of insulating rod also includes：
Hitch assembly (20), the hitch assembly (20) is connected with the voltage device (10), and the hitch assembly (20) is with use
In the mounting part of fixation insulating bar (30) to be tested, so that multiple insulating bars (30) to be tested are suspended on the mounting
On component (20), the voltage device (10) with the hitch assembly (20) with the insulating bar (30) by electrically connecting.
2. test device of insulating rod according to claim 1, it is characterised in that the mounting part includes：
Conducting connecting bar (21), multiple insulating bars (30) are suspended on the conducting connecting bar (21), described to be conductively connected
Bar (21) is electrically connected with the voltage device (10).
3. test device of insulating rod according to claim 2, it is characterised in that the hitch assembly (20) also includes：
Equal pressure cylinder (22), the conducting connecting bar (21) is arranged in the equal pressure cylinder (22), and the equal pressure cylinder (22) is with edge
The open slot (40) of the connection of axial direction, one end of the insulating bar (30) is through the open slot (40) and the conducting connecting bar
(21) connect.
4. test device of insulating rod according to claim 3, it is characterised in that two sides of the open slot (40) are along
With the curved transition sections (41) bent towards the inside of the equal pressure cylinder (22), the curved transition sections (41) are pressed along described
Cylinder (22) it is axially extending.
5. test device of insulating rod according to claim 2, it is characterised in that the mounting part also includes：
Multiple hooks (23), multiple hooks (23) are arranged along the axially spaced-apart of the conducting connecting bar (21), the insulation
Bar (30) is articulated on the hook (23).
6. test device of insulating rod according to claim 5, it is characterised in that the hook (23) with for it is described
Conducting connecting bar (21) connection threaded rod, the conducting connecting bar (21) with the screwed hole matched with the threaded rod,
The threaded rod is inserted in the screwed hole.
7. test device of insulating rod according to claim 3, it is characterised in that the hitch assembly (20) also includes：
Grading ring (24), equal pressure cylinder (22) two ends are provided with the grading ring (24), described equal pressure cylinder (22) one end
The grading ring (24) is connected with the voltage device (10) by conductor wire, the two ends of the conducting connecting bar (21) respectively with phase
Answer grading ring (24) connection.
8. test device of insulating rod according to claim 3, it is characterised in that the hitch assembly (20) also includes：
Suspender (25), the suspender (25) is connected to hang the equal pressure cylinder (22) with the equal pressure cylinder (22).
9. test device of insulating rod according to claim 1, it is characterised in that the test device of insulating rod also includes：
Support member (50), the hitch assembly (20) is fixedly connected with the support member (50), and the first of the support member (50)
End is supported on ground or testing stand, and the second end of the support member (50) is supported on the hitch assembly (20).
10. test device of insulating rod according to claim 9, it is characterised in that the second end of the support member (50) with
The voltage device (10) is connected by conductor wire, and the voltage device (10) is by the support member (50) and the hitch assembly
(20) electrically connect.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611064142.XA CN106680673A (en) | 2016-11-25 | 2016-11-25 | Insulating rod testing apparatus |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611064142.XA CN106680673A (en) | 2016-11-25 | 2016-11-25 | Insulating rod testing apparatus |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106680673A true CN106680673A (en) | 2017-05-17 |
Family
ID=58865956
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201611064142.XA Pending CN106680673A (en) | 2016-11-25 | 2016-11-25 | Insulating rod testing apparatus |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106680673A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108445265A (en) * | 2018-06-06 | 2018-08-24 | 广西电网有限责任公司电力科学研究院 | A kind of termination of the electrical pressure test of insulating tool |
| 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 |
Citations (6)
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|---|---|---|---|---|
| CN201298412Y (en) * | 2008-08-21 | 2009-08-26 | 中国西电电气股份有限公司 | Voltage-equalizing device for GIS arrester |
| CN202794240U (en) * | 2012-08-30 | 2013-03-13 | 国家电网公司 | Lifting frame for voltage withstand test of insulating bar |
| CN203705592U (en) * | 2013-11-30 | 2014-07-09 | 国家电网公司 | Floor type safety tool withstand voltage test special-purpose device |
| CN203719975U (en) * | 2014-03-11 | 2014-07-16 | 河北省电力建设调整试验所 | Pressure equalizing sampling device |
| CN204044303U (en) * | 2014-09-03 | 2014-12-24 | 国家电网公司 | A kind of test apparatus for overpressure resistance of insulator spindle |
| CN204065336U (en) * | 2014-09-03 | 2014-12-31 | 国家电网公司 | A kind of test apparatus for overpressure resistance of insulator spindle |
-
2016
- 2016-11-25 CN CN201611064142.XA patent/CN106680673A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201298412Y (en) * | 2008-08-21 | 2009-08-26 | 中国西电电气股份有限公司 | Voltage-equalizing device for GIS arrester |
| CN202794240U (en) * | 2012-08-30 | 2013-03-13 | 国家电网公司 | Lifting frame for voltage withstand test of insulating bar |
| CN203705592U (en) * | 2013-11-30 | 2014-07-09 | 国家电网公司 | Floor type safety tool withstand voltage test special-purpose device |
| CN203719975U (en) * | 2014-03-11 | 2014-07-16 | 河北省电力建设调整试验所 | Pressure equalizing sampling device |
| CN204044303U (en) * | 2014-09-03 | 2014-12-24 | 国家电网公司 | A kind of test apparatus for overpressure resistance of insulator spindle |
| CN204065336U (en) * | 2014-09-03 | 2014-12-31 | 国家电网公司 | A kind of test apparatus for overpressure resistance of insulator spindle |
Non-Patent Citations (1)
| Title |
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| 陈建华 等: "现场更换主变压器线圈后的试验", 《高电压技术》 * |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108445265A (en) * | 2018-06-06 | 2018-08-24 | 广西电网有限责任公司电力科学研究院 | A kind of termination of the electrical pressure test of insulating tool |
| 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 |
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| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20170517 |