CN209624014U - Three support insulator Mechanical Reliability test platform of GIL equipment - Google Patents
Three support insulator Mechanical Reliability test platform of GIL equipment Download PDFInfo
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- CN209624014U CN209624014U CN201920341592.1U CN201920341592U CN209624014U CN 209624014 U CN209624014 U CN 209624014U CN 201920341592 U CN201920341592 U CN 201920341592U CN 209624014 U CN209624014 U CN 209624014U
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- conducting rod
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Abstract
The utility model discloses a kind of three support insulator Mechanical Reliability test platforms of GIL equipment, including for fixing three support insulator Mechanical Reliability verification test platforms to the horizontally disposed GIL form of horizontal direction dynamic plug test and for fixing three support insulator Mechanical Reliability verification test platforms to the corner arrangement GIL form of vertical direction dynamic plug test.This platform realizes that three support insulator GIL form conducting rods of sliding plug on contact base by driving machine, simulates that GIL pipeline rising-heat contracting-cold deformation in actual moving process leads to fix the reciprocal stress of three support insulators and the operating condition that three support insulator exception stress are fixed after foundation settlement occurs for GIL；Carry out 15000 reciprocal plug machinery verification tests and insulation verifying using test platform, can effectively assess the influence of GIL shell rising-heat contracting-cold and foundation settlement to fixing for three support insulator service life, prevent from fixing insulating materials at three support insulator inserts and deteriorate.
Description
Technical field
The utility model relates to electrical equipment technical fields more particularly to a kind of three support insulator machinery of GIL equipment can
By property test platform.
Background technique
GIL pipeline bus is influenced in actual operating mode by variation of ambient temperature, is contacted and is deposited between conductor and contact
In small opposite sliding (millimeter order is even following), the relative motion for contacting conductor and contact will generate one in contact site
A reciprocal contact engaging and separating force.Due to conductor and three support insulators are fixed as rigid connection, and the power of the continual reciprocation can be transmitted to
It fixes on three support insulators.Further, since GIL equipment arrangement length is very big, GIL is easy to be influenced by foundation settlement.Currently,
GIL mechanical test only carries out three support insulators, and axially and radially static pressure is tested, not in view of pipeline bus thermal expansion is cold
Contracting and influence of the foundation settlement to three support insulator service life.
Utility model content
The purpose of the utility model is to overcome above-mentioned the deficiencies in the prior art, provide a kind of three support insulator of GIL equipment
Mechanical Reliability test platform.
The utility model is achieved through the following technical solutions: the examination of three support insulator Mechanical Reliability of GIL equipment
Platform is tested, fixing three support insulator machinery including the horizontally disposed GIL form for testing horizontal direction dynamic plug can
It is exhausted that corner arrangement GIL form by property verification test platform and for testing vertical direction dynamic plug fixes three pillars
Edge handset tool reliability compliance test platform.
The horizontally disposed GIL form fix three support insulator Mechanical Reliability verification test platforms include it is settable go out
Power step-length and the driving tooling at action time interval slide three support insulator GIL form units and fix three support insulators
GIL form unit；Three support insulator GIL form units of the sliding include the first GIL shell, the first GIL conducting rod, sliding
Three support insulators and bellows；The three support insulator GIL form units of fixing are led including the 2nd GIL shell, the 2nd GIL
Electric pole fixes three support insulators, disc insulator, the first contact base and the second contact base；First contact base is mounted on
One end of the 2nd GIL conducting rod, second contact base are mounted on the side of the disc insulator；First GIL
Conducting rod is located in the first GIL shell, described first GIL conducting rod one end pass through three support insulators of the sliding after and
The driving tooling is connected, and the other end is inserted on first contact base after passing through the bellows；2nd GIL is conductive
Bar is located in the 2nd GIL shell, and the 2nd GIL conducting rod is connected to one end of first contact base, and passes through institute
It states and fixes three support insulators, the other end is inserted on second contact base；The other side of the disc insulator can connect
The test tool of Insulation Test.Horizontally disposed GIL form fixes three support insulator Mechanical Reliability verification test platforms, can be real
The existing horizontally disposed non-disintegration state of GIL form carries out Insulation Test.
Corner arrangement GIL form fix three support insulator Mechanical Reliability verification test platforms include it is settable go out
Power step-length and the driving tooling at action time interval, fix three support insulators at three support insulator GIL form units of sliding
GIL form unit and three-way elbow；Three support insulator GIL form units of the sliding include the first GIL shell, the first GIL
Conducting rod, three support insulators of sliding and bellows；The three support insulator GIL form units of fixing include outside the 2nd GIL
Shell, fixes three support insulators, disc insulator, the first contact base and the second contact base at the 2nd GIL conducting rod；Described first
Contact base is mounted on one end of the three-way elbow, and second contact base is mounted on the side of the disc insulator；It is described
First GIL conducting rod is located in the first GIL shell, and it is exhausted that described first GIL conducting rod one end passes through three pillars of the sliding
It is connected after edge with the driving tooling, the other end is inserted on first contact base after passing through the bellows, and described the
One GIL shell one end links together with the three-way elbow；The 2nd GIL conducting rod is located in the 2nd GIL shell,
Described 2nd GIL conducting rod one end pass through it is described fix three support insulators after be connected on the three-way elbow, the other end
It is inserted on second contact base；The other side of the disc insulator can connect the test tool of Insulation Test.Corner arrangement
GIL form fixes three support insulator Mechanical Reliability verification test platforms, it can be achieved that corner arranges the non-disintegration state of GIL form
Carry out Insulation Test.
The first GIL conducting rod and the bellows can realize that plugging position ± 3 ° deflect.
Be compared with the prior art, utility model has the advantages that this platform can test assessment rising-heat contracting-cold it is reciprocal insert
The influence of pull out force and foundation settlement realizes that three support insulator GIL form conducting rods of sliding are inserted on contact base by driving machine
It pulls out, simulating pipeline rising-heat contracting-cold deformation in GIL actual moving process causes to fix the reciprocal stress of three support insulators, meanwhile, mould
The operating condition of three support insulator exception stress is fixed after quasi- GIL generation foundation settlement.Carry out 15000 times back and forth using test platform
Mechanical verification test is plugged, and carries out insulation verifying after mechanical test, can effectively assess GIL shell rising-heat contracting-cold and foundation settlement
Influence to three column lifes are fixed, accordingly it is proposed that measures to rectify and reform, effectively prevent fixing at three support insulator inserts and insulating
Material accelerated deterioration.
Detailed description of the invention
Fig. 1 is that the horizontally disposed GIL form of the utility model fixes three support insulator Mechanical Reliability verification test platforms
Structural schematic diagram；
Fig. 2 is that the utility model corner arranges that GIL form fixes three support insulator Mechanical Reliability verification test platforms
Structural schematic diagram.
Appended drawing reference meaning in figure: 1, tooling is driven；21, the first GIL shell；22, the 2nd GIL shell；31, the first GIL
Conducting rod；32, the 2nd GIL conducting rod；4, three support insulators are slided；51, the first contact base；52, the second contact base；6, wave
Line pipe；7, three support insulators are fixed；8, disc insulator；9, three-way elbow.
Specific embodiment
The content of the utility model is described in further details with reference to the accompanying drawings and detailed description.
Embodiment
It referring to FIG. 1 and FIG. 2, is a kind of three support insulator Mechanical Reliability test platform of GIL equipment, including for water
Square to dynamic plug test horizontally disposed GIL form fix three support insulators, 7 Mechanical Reliability verification test platform, with
And for fixing the verifying of three support insulators, 7 Mechanical Reliability to the corner arrangement GIL form of vertical direction dynamic plug test
Test platform.
It includes settable power output that horizontally disposed GIL form, which fixes three support insulators, 7 Mechanical Reliability verification test platform,
Step-length and the driving tooling 1 at action time interval slide three support insulator GIL form units and fix three support insulators
7GIL form unit；Three support insulator GIL form units are slided to include the first GIL shell 21, the first GIL conducting rod 31, slide
Dynamic three support insulators 4 and bellows 6；Fixing three support insulator 7GIL form units includes the 2nd GIL shell 22, second
GIL conducting rod 32 fixes three support insulators 7, disc insulator 8, the first contact base 51 and the second contact base 52；First contact
Seat 51 is mounted on one end of the 2nd GIL conducting rod 32, and the second contact base 52 is mounted on the side of disc insulator 8；First GIL
Conducting rod 31 is located in the first GIL shell 21,31 one end of the first GIL conducting rod pass through sliding three support insulators 4 after with driving
Tooling 1 is connected, and the other end is inserted on the first contact base 51 after passing through bellows 6；2nd GIL conducting rod 32 is located at the 2nd GIL
In shell 22, the 2nd GIL conducting rod 32 is connected to one end of the first contact base 51, and passes through and fix three support insulators 7, another
One end is inserted on the second contact base 52；The other side of disc insulator 8 can connect the test tool of Insulation Test.It is horizontally disposed
GIL form fixes three support insulators, 7 Mechanical Reliability verification test platform, it can be achieved that the non-disintegration shape of horizontally disposed GIL form
State carries out Insulation Test.
It includes settable power output that corner arrangement GIL form, which fixes three support insulators, 7 Mechanical Reliability verification test platform,
Step-length and the driving tooling 1 at action time interval, fix three support insulators at three support insulator GIL form units of sliding
7GIL form unit and three-way elbow 9；Sliding three support insulator GIL form units includes the first GIL shell 21, the first GIL
Conducting rod 31, three support insulators 4 of sliding and bellows 6；Fixing three support insulator 7GIL form units includes outside the 2nd GIL
Shell 22, the 2nd GIL conducting rod 32 fix three support insulators 7, disc insulator 8, the first contact base 51 and the second contact base
52；First contact base 51 is mounted on one end of three-way elbow 9, and the second contact base 52 is mounted on the side of disc insulator 8；First
GIL conducting rod 31 is located in the first GIL shell 21,31 one end of the first GIL conducting rod pass through sliding three support insulators 4 after with drive
It starts building to fill 1 to be connected, the other end is inserted on the first contact base 51 after passing through bellows 6, and 21 one end of the first GIL shell and threeway are curved
First 9 link together；2nd GIL conducting rod 32 is located in the 2nd GIL shell 22, and 32 one end of the 2nd GIL conducting rod, which passes through, to be fixed
It is connected on three-way elbow 9 after three support insulators 7, the other end is inserted on the second contact base 52；Disc insulator 8 it is another
Side can connect the test tool of Insulation Test.Corner arrangement GIL form fixes three support insulators, 7 Mechanical Reliability verification test
Platform is, it can be achieved that the non-disintegration state of corner arrangement GIL form carries out Insulation Test.
First GIL conducting rod 31 can realize that plugging position ± 3 ° deflect with bellows 6.
A kind of test method based on three support insulator Mechanical Reliability test platform of GIL equipment, includes the following steps:
Step 1: carrying out and individually fix three support insulators 7 and sliding three support insulators, 4 industrial frequency withstand voltage test, test electricity
Pressure is 740kV, test period 1min；
Step 2: carrying out and individually fix three support insulators 7 and sliding three support insulators, 4 local discharge test, test voltage is
592kV, partial discharge amount requirement≤3pC；
Step 3: carrying out and individually fix three support insulators 7 and sliding three support insulators 4 progress x-ray detection test；
Step 4: assembling GIL equipment fixes three support insulators, 7 Mechanical Reliability verification test platform and (does not include driving work
It fills 1), carries out loop resistance test；
Step 5: development GIL equipment standard lightning impulse test, test voltage 1675kV, 1.2 μ s of wave front time ±
30%, later half 50 μ s ± 20% of time to peak of wave；
Step 6: carrying out the pressure test of GIL equipment power frequency, test voltage 740kV, test period 1min；
Step 7: carrying out GIL equipment local discharge test, test voltage 592kV, partial discharge amount requirement≤5pC；
Step 8: driving tooling 1 being connected to 31 one end of the first GIL conducting rod, carries out dynamic plug test, is led by GIL
Electric pole and bellows 6 realize that the deflection of contact plugging position ± 3 °, test operate 1000 times according to first deflecting+3 °, then deflect -3 °
Operation 1000 times is finally adjusted to 0 ° and completes remaining 13000 times, carries out 15000 Cyclic tests, the test frequency: 1 in total
Beat/min；
Step 9: carrying out the test of GIL equipment loop resistance, increased resistance value≤20%；
Step 10: repeating the above steps 5~7；
Step 11: disintegration GIL equipment repeats the above steps 1~3.
The present embodiment is the GIL equipment progress Mechanical Reliability verification test scheme applied to 550kV, and pipeline bus is in reality
It in the operating condition of border, is influenced by variation of ambient temperature, the small opposite sliding contacted between conductor and contact is to actually occur
(millimeter order even following), the relative motion for contacting conductor and contact will generate a continuous action in contact site
Contact engaging and separating force.Root is it is estimated that the contact engaging and separating force of fingertip coral structure contact is no more than 1400N.Since conductor and three support insulators are rigid
Property connection, the power of the continual reciprocation, which can be transmitted to, fixes on three support insulators 7, to assess the reciprocal vitality to three
The influence of column insulator designs this testing program and carries out simplation verification.
The verifying content of this test includes:
1) influence of foundation settlement and shell variation to three pillars are fixed is verified；
2) contact reliability that verifying contact is connect with conductor；
3) weld seam reliability between the intensity and connecting plate and shell of three pillar ground potential side inserts is fixed in verifying.
Conceptual design following two operating condition is tested:
1) horizontally disposed form: the form unit by one section band disc insulator 8, fix three support insulators 7, ripple
The form of pipe 6 and the one section 6 meters forms with three support insulators 4 of sliding form (such as Fig. 1), and driving tooling 1 is for implementing contact
The driving of movement.The deflection of contact plugging position ± 3 ° may be implemented by adjusting bellows 6 shown in Fig. 1.Test according to first deflection+
3 ° operate 1000 times, then deflect -3 ° and operate 1000 times, are finally adjusted to 0 ° and complete remaining 13000 times, carry out in total
15000 Cyclic tests, test the frequency: 1 beat/min, specific pilot project is shown in Table 1.
2) corner arrange form: the form unit by one section band disc insulator 8, fix three support insulators 7, threeway
The form of elbow 9 and bellows 6 forms (such as Fig. 2) with the one section 6 meters forms with three support insulators 4 of sliding, drives tooling 1
For implementing to touch cephalomotor driving.The deflection of contact plugging position ± 3 ° may be implemented by adjusting bellows 6 shown in Fig. 2.Examination
It tests according to+3 ° of operations 1000 times are first deflected, then deflects -3 ° and operate 1000 times, be finally adjusted to 0 ° and complete remaining 13000
It is secondary, 15000 Cyclic tests are carried out in total, and test the frequency: 1 beat/min, specific pilot project is shown in Table 1.
1 pilot project of table
Above-listed detailed description is illustrating for the utility model possible embodiments, and the embodiment is not to limit
The scope of the patents of the utility model, all equivalence enforcements or change without departing from carried out by the utility model, is intended to be limited solely by this case
In the scope of the patents.
Claims (4)
- Three support insulator Mechanical Reliability test platform of 1.GIL equipment, it is characterised in that: including for horizontal direction dynamic The horizontally disposed GIL form of plug test fixes three support insulator Mechanical Reliability verification test platforms and for vertical Histogram fixes three support insulator Mechanical Reliability verification test platforms to the corner arrangement GIL form of dynamic plug test.
- 2. three support insulator Mechanical Reliability test platform of GIL equipment according to claim 1, it is characterised in that: institute Stating horizontally disposed GIL form and fixing three support insulator Mechanical Reliability verification test platforms includes settable power output step-length and work With the driving tooling of time interval, three support insulator GIL form units of sliding and fix three support insulator GIL form lists Member；Three support insulator GIL form units of the sliding are exhausted including the first GIL shell, the first GIL conducting rod, three pillars of sliding Edge and bellows；The three support insulator GIL form units of fixing include the 2nd GIL shell, the 2nd GIL conducting rod, consolidate Fixed three support insulators, disc insulator, the first contact base and the second contact base；First contact base is mounted on described second One end of GIL conducting rod, second contact base are mounted on the side of the disc insulator；First GIL conducting rod position In in the first GIL shell, described first GIL conducting rod one end pass through after three support insulators of the sliding with the driving Tooling is connected, and the other end is inserted on first contact base after passing through the bellows；The 2nd GIL conducting rod is located at institute It states in the 2nd GIL shell, the 2nd GIL conducting rod is connected to one end of first contact base, and fixes three across described Support insulator, the other end are inserted on second contact base；The other side of the disc insulator can connect Insulation Test Test tool.
- 3. three support insulator Mechanical Reliability test platform of GIL equipment according to claim 1, it is characterised in that: institute Stating corner arrangement GIL form and fixing three support insulator Mechanical Reliability verification test platforms includes settable power output step-length and work With the driving tooling of time interval, three support insulator GIL form units of sliding, fix three support insulator GIL form units And three-way elbow；Three support insulator GIL form units of the sliding include the first GIL shell, the first GIL conducting rod, sliding Three support insulators and bellows；The three support insulator GIL form units of fixing are led including the 2nd GIL shell, the 2nd GIL Electric pole fixes three support insulators, disc insulator, the first contact base and the second contact base；First contact base is mounted on One end of the three-way elbow, second contact base are mounted on the side of the disc insulator；The first GIL conducting rod In the first GIL shell, described first GIL conducting rod one end pass through three support insulators of the sliding after with the drive Start building company of pretending, the other end pass through the bellows after be inserted on first contact base, described first GIL shell one end with The three-way elbow links together；The 2nd GIL conducting rod is located in the 2nd GIL shell, and the 2nd GIL is conductive Bar one end pass through it is described be connected on the three-way elbow after fixing three support insulators, the other end is inserted into second contact On seat；The other side of the disc insulator can connect the test tool of Insulation Test.
- 4. three support insulator Mechanical Reliability test platform of GIL equipment according to claim 2 or 3, it is characterised in that: The first GIL conducting rod and the bellows can realize that plugging position ± 3 ° deflect.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920341592.1U CN209624014U (en) | 2019-03-18 | 2019-03-18 | Three support insulator Mechanical Reliability test platform of GIL equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920341592.1U CN209624014U (en) | 2019-03-18 | 2019-03-18 | Three support insulator Mechanical Reliability test platform of GIL equipment |
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| CN209624014U true CN209624014U (en) | 2019-11-12 |
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| CN201920341592.1U Active CN209624014U (en) | 2019-03-18 | 2019-03-18 | Three support insulator Mechanical Reliability test platform of GIL equipment |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110006637A (en) * | 2019-03-18 | 2019-07-12 | 中国南方电网有限责任公司超高压输电公司检修试验中心 | Three support insulator Mechanical Reliability test platform of GIL equipment and test method |
| CN112683508A (en) * | 2020-12-21 | 2021-04-20 | 江苏恒高电气制造有限公司 | Gas insulation transmission line contact life test device |
-
2019
- 2019-03-18 CN CN201920341592.1U patent/CN209624014U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110006637A (en) * | 2019-03-18 | 2019-07-12 | 中国南方电网有限责任公司超高压输电公司检修试验中心 | Three support insulator Mechanical Reliability test platform of GIL equipment and test method |
| CN110006637B (en) * | 2019-03-18 | 2024-04-02 | 中国南方电网有限责任公司超高压输电公司检修试验中心 | GIL equipment three-post insulator mechanical reliability test platform and test method |
| CN112683508A (en) * | 2020-12-21 | 2021-04-20 | 江苏恒高电气制造有限公司 | Gas insulation transmission line contact life test device |
| CN112683508B (en) * | 2020-12-21 | 2022-08-05 | 江苏恒高电气制造有限公司 | Gas insulation transmission line contact life test device |
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