CN105158528A - Support specially used for power frequency AC withstand voltage test of high-voltage electroscope - Google Patents
Support specially used for power frequency AC withstand voltage test of high-voltage electroscope Download PDFInfo
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- CN105158528A CN105158528A CN201510588000.2A CN201510588000A CN105158528A CN 105158528 A CN105158528 A CN 105158528A CN 201510588000 A CN201510588000 A CN 201510588000A CN 105158528 A CN105158528 A CN 105158528A
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- China
- Prior art keywords
- fixed
- long rectangular
- supports frame
- link supports
- rectangular strip
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Links
- 238000012360 testing method Methods 0.000 title abstract description 31
- 229910000831 Steel Inorganic materials 0.000 claims description 12
- 239000010959 steel Substances 0.000 claims description 12
- 239000000203 mixture Substances 0.000 claims description 2
- 239000002699 waste material Substances 0.000 abstract description 3
- 239000002184 metal Substances 0.000 abstract 1
- 238000009413 insulation Methods 0.000 description 2
- 238000004804 winding Methods 0.000 description 2
- TZCXTZWJZNENPQ-UHFFFAOYSA-L barium sulfate Chemical compound [Ba+2].[O-]S([O-])(=O)=O TZCXTZWJZNENPQ-UHFFFAOYSA-L 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000004020 conductor Substances 0.000 description 1
- 238000002788 crimping Methods 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000003822 epoxy resin Substances 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 238000000605 extraction Methods 0.000 description 1
- 239000011810 insulating material Substances 0.000 description 1
- 239000012774 insulation material Substances 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 229920000647 polyepoxide Polymers 0.000 description 1
- 238000004080 punching Methods 0.000 description 1
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- Testing Relating To Insulation (AREA)
Abstract
The invention discloses a support specially used for power frequency AC withstand voltage test of a high-voltage electroscope. Insulated support frames are fixedly arranged to corresponding bases respectively; each connecting screw rod is fixedly arranged in the top end of the corresponding insulated support frame; the left and right ends of a support plate are fixedly arranged to the lower portions of the two insulated support frames respectively; the left and right two ends of a connecting rod support frame are fixedly arranged to the upper portions of the two insulated support frames respectively; a lock mechanism is arranged at the right end of the connecting rod support frame; the connecting rod support frame is of a hollow long rectangular structure; the top surface of the connecting rod support frame is downwardly provided with a plurality of uniformly-arranged U-shaped grooves; and a connecting rod mechanism is arranged in the connecting rod support frame. The support specially used for the power frequency AC withstand voltage test of the high-voltage electroscope solves the problems of incomplete contact between an electrode of a conventional test support and the high-voltage electroscope, or residual and waste of metal wires through twining, thereby reducing labor intensity of test personnel on site, and improving the performance of the support for the withstand voltage test of the high-voltage electroscope.
Description
Technical field
The invention belongs to electric apparatus technical field, be specifically related to the withstand voltage special stand of a kind of high voltage electroscope industrial frequency AC.
Background technology
Be all take insulating frame to support when at present power frequency withstand test being carried out to the high voltage electroscope in insulating safety tools, utilize the winding of conductive clip, tinsel or conductive sponge crimping to carry out applied voltage test.Wherein conductive clip and high voltage electroscope insulating bar belong to part contact, can not meet the requirement of GB; Tinsel is wound around easily to be formed on insulating bar and remains, and wastes; Although and adopt conductor sponge can ensure the surface of contact problem of high voltage electroscope insulating bar and pressures partially, but its serviceable life is short, damage will be caused because of carelessness, add the maintenance frequency of high voltage electroscope Withstand test device, practicality is not strong, and test unit is installed complicated, and adjustment is inconvenient, add the input of personnel and cost, be not suitable for the actual conditions of site test.
Summary of the invention
For solving the problems referred to above that prior art exists, the invention provides the withstand voltage special stand of a kind of high voltage electroscope industrial frequency AC, its technical scheme taked is:
Comprise connecting screw rod, link supports frame, insulating carriage, base, back up pad linkage assembly and lockable mechanism, connecting screw rod, insulating carriage and base are two of left and right layout, each insulating carriage is fixed on corresponding base, each connecting screw rod is fixed on corresponding insulating carriage top, the two ends, left and right of back up pad are separately fixed at the bottom of two insulating carriages, the two ends, left and right of link supports frame are separately fixed at the top of two insulating carriages, and lockable mechanism is located at the right-hand member of link supports frame, link supports frame is the long rectangular configuration of hollow, the end face of link supports frame has multiple evenly distributed U-type groove downwards, it is inner that linkage assembly is located at link supports frame, linkage assembly is by front long rectangular strip, rear long rectangular strip, fixed pulley, bracing wire I, bracing wire II, extension spring I and extension spring II form, front long rectangular strip and the rear long rectangular strip of front and back parallel arranged are located in the bottom recesses of link supports frame inside, fixed pulley is fixed on the left end centre position, bottom surface of link supports frame inside, the front end of bracing wire I is fixed on the left end of front long rectangular strip, the left end that fixed pulley is fixed on rear long rectangular strip is walked around in the rear end of bracing wire I, the left end of extension spring I is simultaneously fixed on before the inner left wall of link supports frame, the right-hand member of extension spring I is fixed on the left end of front long rectangular strip, the right-hand member of extension spring II is fixed on after the right side inwall of link supports frame, the left end of extension spring II is fixed on the right-hand member of rear long rectangular strip, the end face of front long rectangular strip is fixed with the evenly distributed and pillar I that quantity is identical with U-type groove, the top of each pillar I is positioned at the right side of corresponding U-type groove, the end face of rear long rectangular strip is fixed with the evenly distributed and pillar II that quantity is identical with U-type groove, the top of each pillar II is positioned at the left side of corresponding U-type groove, each looped flexible steel wire is located in corresponding U-type groove, the top of corresponding pillar II and pillar I is separately fixed at after two ends, the left and right intersection of each looped flexible steel wire, lockable mechanism is by rotating disk, rotating shaft, shotpin and operating handle composition, its turntable is close to the front side outer wall right-hand member of link supports frame, the front end of rotating shaft is fixed on the center of rotating disk, the rear end of rotating shaft is plugged on the rear wall of link supports frame through the front side wall of link supports frame, the front portion of rotating shaft is provided with the projection of annular arrangement, shotpin is plugged on rotating disk successively on the front side wall of rotating shaft position and link supports frame, shotpin movement can block arbitrary projection backward, operating handle is fixed on rotating disk, the left end of bracing wire II is fixed on the right-hand member of front long rectangular strip, the right-hand member of bracing wire II is wrapped in rotating shaft.
The invention has the beneficial effects as follows: this support is changed in structural design, high voltage electroscope and pressure electrode comprehensive engagement state can be reached and can by high voltage electroscope fixed position during test, use simple and reliable, only need two steps can complete the AC voltage withstand test requirement to high voltage electroscope simultaneously.This support drives front long rectangular strip and rear long rectangular strip counter motion by lockable mechanism, from but each flexible steel wire tightens up annulus, and then clamping high voltage electroscope test product, solving electrode and high voltage electroscope in existing test bracket can not comprehensive engagement or remaining and waste problem of being wound around that tinsel causes.Can solve the deficiency that existing test unit exists, reduce the labour intensity of site test personnel, improve the performance of high voltage electroscope withstand voltage test rack.
Accompanying drawing explanation
Fig. 1 is external structure schematic diagram of the present invention;
Fig. 2 is the inside top figure of the link supports frame part of invention;
Fig. 3 is the partial enlarged drawing of invention.
Embodiment
Below in conjunction with accompanying drawing, the present invention is further described.
As shown in Figure 1, connecting screw rod 1, insulating carriage 3 and base 4 are two of left and right layout, insulating carriage 3 adopts epoxy resin insulation material to make, the insulating material of specialty is used to make support, safety, reliably, light, and can convey in sections at any time, each insulating carriage 3 is fixed on corresponding base 4, each connecting screw rod 1 is fixed on corresponding insulating carriage 3 top, the two ends, left and right of back up pad 5 are separately fixed at the bottom of two insulating carriages 3, the two ends, left and right of link supports frame 2 are separately fixed at the top of two insulating carriages 3, realize insulation distance, lockable mechanism is located at the right-hand member of link supports frame 2.Link supports frame 2 is the long rectangular configuration of hollow, the end face of link supports frame 2 has multiple evenly distributed U-type groove 6 downwards, U-type groove 6 is the groove that link supports frame 2 is reserved out by cutting punching press, for fixed insulation bar test product, each insulating bar quantity of simultaneously testing reaches 6, can realize 12 and test simultaneously after expansion.
As shown in Figures 2 and 3, it is inner that linkage assembly is located at link supports frame 2, linkage assembly is by front long rectangular strip 7, rear long rectangular strip 9, fixed pulley 10, bracing wire I 14, bracing wire II 15, extension spring I 12 and extension spring II 13 form, front long rectangular strip 7 and the rear long rectangular strip 9 of front and back parallel arranged are located in the bottom recesses of link supports frame 2 inside, fixed pulley 10 is fixed on the left end centre position, bottom surface of link supports frame 2 inside, the front end of bracing wire I 14 is fixed on the left end of front long rectangular strip 7, the left end that fixed pulley 10 is fixed on rear long rectangular strip 9 is walked around in the rear end of bracing wire I 14, the left end of extension spring I 12 is simultaneously fixed on before the inner left wall of link supports frame 2, the right-hand member of extension spring I 12 is fixed on the left end of front long rectangular strip 7, the right-hand member of extension spring II 13 is fixed on after the right side inwall of link supports frame 2, the left end of extension spring II 13 is fixed on the right-hand member of rear long rectangular strip 9, the end face of front long rectangular strip 7 is fixed with the evenly distributed and pillar I 16 that quantity is identical with U-type groove 6, the top of each pillar I 16 is positioned at the right side of corresponding U-type groove 6, the end face of rear long rectangular strip 9 is fixed with the evenly distributed and pillar II 17 that quantity is identical with U-type groove 6, the top of each pillar II 17 is positioned at the left side of corresponding U-type groove 6, each looped flexible steel wire 18 is located in corresponding U-type groove 6, the groove face of the body proximate U-type groove 6 of each looped flexible steel wire 18, after each looped flexible steel wire about 18 two ends intersect, its left end is fixed on the top of corresponding pillar II 17, its right-hand member is fixed on the top of corresponding pillar I 16.Lockable mechanism is by rotating disk 19, rotating shaft 11, shotpin 20 and operating handle 21 form, its turntable 19 is close to the front side outer wall right-hand member of link supports frame 2, the front end of rotating shaft 11 is fixed on the center of rotating disk 19, the rear end of rotating shaft 11 is plugged on the rear wall of link supports frame 2 through the front side wall of link supports frame 2, the front portion of rotating shaft 11 is provided with the projection 8 of annular arrangement, shotpin 20 is plugged on rotating disk 19 successively on the front side wall of rotating shaft 11 position and link supports frame 2, shotpin 20 movement can block arbitrary projection 8 backward, operating handle 21 is fixed on rotating disk 19, the left end of bracing wire II 15 is fixed on the right-hand member of front long rectangular strip 7, the right-hand member of bracing wire II 15 is wrapped in rotating shaft 11.
When carrying out withstand voltage test, each high voltage electroscope test product is inserted in corresponding flexible steel wire 18, because U-type groove 6 quantity is 6, therefore each insulating bar quantity of simultaneously testing reaches six, can realize twelve earthly branches and test simultaneously after expansion.A connecting screw rod 1 on insulating carriage 3 connects experiment high-voltage connection and upper electrode conducting, and wherein another connecting screw rod 1 connects ground lead.Rotating disk 19 is rotated by operating handle 21, and then winding bracing wire II 15 is rotated in rotating shaft 11, front long rectangular strip 7 is moved right, and then bracing wire I 14 drives rear long rectangular strip 9 to be moved to the left, now extension spring I 12 and extension spring II 13 are all in extended state, subsequently promote shotpin 20 backward movement make it block projection 8, now each parts are in the lock state, pillar I 16 and pillar II 17 be the mobile annulus body reduced making flexible steel wire 18 oppositely, and then clamping high voltage electroscope test product, reach withstand voltage test contact requirement, flexible steel wire 18 is wrapped in the surface of high voltage electroscope test product as pressure electrode simultaneously, solve high voltage electroscope insulating bar and electrode part contact problems, thus reach the technical requirement of withstand voltage test.The backward outer extraction shotpin 20 of off-test, front long rectangular strip 7 and rear long rectangular strip 9 reset respectively under the effect of extension spring I 12 and extension spring II 13, thus open the clamping of flexible steel wire 18 pairs of high voltage electroscope test products, and then can take out high voltage electroscope test product.
Claims (1)
1. the withstand voltage special stand of high voltage electroscope industrial frequency AC, comprise connecting screw rod (1), link supports frame (2), insulating carriage (3), base (4), back up pad (5), linkage assembly and lockable mechanism, it is characterized in that: connecting screw rod (1), insulating carriage (3) and base (4) are two of left and right layout, each insulating carriage (3) is fixed on corresponding base (4), each connecting screw rod (1) is fixed on corresponding insulating carriage (3) top, the two ends, left and right of back up pad (5) are separately fixed at the bottom of two insulating carriages (3), the two ends, left and right of link supports frame (2) are separately fixed at the top of two insulating carriages (3), lockable mechanism is located at the right-hand member of link supports frame (2), the long rectangular configuration that link supports frame (2) is hollow, the end face of link supports frame (2) has multiple evenly distributed U-type groove (6) downwards, it is inner that linkage assembly is located at link supports frame (2), linkage assembly is by front long rectangular strip (7), rear long rectangular strip (9), fixed pulley (10), bracing wire I (14), bracing wire II (15), extension spring I (12) and extension spring II (13) form, the front long rectangular strip (7) of front and back parallel arranged and rear long rectangular strip (9) are located in the inner bottom recesses of link supports frame (2), fixed pulley (10) is fixed on the inner left end centre position, bottom surface of link supports frame (2), the front end of bracing wire I (14) is fixed on the left end of front long rectangular strip (7), the left end that fixed pulley (10) is fixed on rear long rectangular strip (9) is walked around in the rear end of bracing wire I (14), the left end of extension spring I (12) is simultaneously fixed on before the inner left wall of link supports frame (2), the right-hand member of extension spring I (12) is fixed on the left end of front long rectangular strip (7), the right-hand member of extension spring II (13) is fixed on after the right side inwall of link supports frame (2), the left end of extension spring II (13) is fixed on the right-hand member of rear long rectangular strip (9), the end face of front long rectangular strip (7) is fixed with the evenly distributed and pillar I (16) that quantity is identical with U-type groove (6), the top of each pillar I (16) is positioned at the right side of corresponding U-type groove (6), the end face of rear long rectangular strip (9) is fixed with the evenly distributed and pillar II (17) that quantity is identical with U-type groove (6), the top of each pillar II (17) is positioned at the left side of corresponding U-type groove (6), each looped flexible steel wire (18) is located in corresponding U-type groove (6), the top of corresponding pillar II (17) and pillar I (16) is separately fixed at after two ends, the left and right intersection of each looped flexible steel wire (18), lockable mechanism is by rotating disk (19), rotating shaft (11), shotpin (20) and operating handle (21) composition, its turntable (19) is close to the front side outer wall right-hand member of link supports frame (2), the front end of rotating shaft (11) is fixed on the center of rotating disk (19), the rear end of rotating shaft (11) is plugged on the rear wall of link supports frame (2) through the front side wall of link supports frame (2), the front portion of rotating shaft (11) is provided with the projection (22) of annular arrangement, shotpin (20) is plugged on the front side wall of close rotating shaft (11) position of rotating disk (19) and link supports frame (2) successively, shotpin (20) movement can block arbitrary projection (8) backward, operating handle (21) is fixed on rotating disk (19), the left end of bracing wire II (15) is fixed on the right-hand member of front long rectangular strip (7), the right-hand member of bracing wire II (15) is wrapped in rotating shaft (11).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510588000.2A CN105158528A (en) | 2015-09-16 | 2015-09-16 | Support specially used for power frequency AC withstand voltage test of high-voltage electroscope |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510588000.2A CN105158528A (en) | 2015-09-16 | 2015-09-16 | Support specially used for power frequency AC withstand voltage test of high-voltage electroscope |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN105158528A true CN105158528A (en) | 2015-12-16 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510588000.2A Pending CN105158528A (en) | 2015-09-16 | 2015-09-16 | Support specially used for power frequency AC withstand voltage test of high-voltage electroscope |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105158528A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105911314A (en) * | 2016-05-30 | 2016-08-31 | 国网青海省电力公司西宁供电公司 | 10kV-110kV insulated arm AC withstand voltage test support |
| CN114200264A (en) * | 2021-12-07 | 2022-03-18 | 温州市森脉电力设备有限公司 | High-voltage operation insulating rod voltage-withstanding test device |
-
2015
- 2015-09-16 CN CN201510588000.2A patent/CN105158528A/en active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105911314A (en) * | 2016-05-30 | 2016-08-31 | 国网青海省电力公司西宁供电公司 | 10kV-110kV insulated arm AC withstand voltage test support |
| CN114200264A (en) * | 2021-12-07 | 2022-03-18 | 温州市森脉电力设备有限公司 | High-voltage operation insulating rod voltage-withstanding test device |
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| PB01 | Publication | ||
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| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20151216 |