CN201576604U - Single-column telescopic outdoor high-voltage alternating-current disconnector - Google Patents
Single-column telescopic outdoor high-voltage alternating-current disconnector Download PDFInfo
- Publication number
- CN201576604U CN201576604U CN2009202803574U CN200920280357U CN201576604U CN 201576604 U CN201576604 U CN 201576604U CN 2009202803574 U CN2009202803574 U CN 2009202803574U CN 200920280357 U CN200920280357 U CN 200920280357U CN 201576604 U CN201576604 U CN 201576604U
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- cutter
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- pipe
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- 230000007246 mechanism Effects 0.000 claims abstract description 14
- 230000005540 biological transmission Effects 0.000 claims description 39
- 230000008878 coupling Effects 0.000 claims description 11
- 238000010168 coupling process Methods 0.000 claims description 11
- 238000005859 coupling reaction Methods 0.000 claims description 11
- 239000012212 insulator Substances 0.000 claims description 6
- 239000010407 anodic oxide Substances 0.000 claims description 4
- 239000011248 coating agent Substances 0.000 claims description 4
- 238000000576 coating method Methods 0.000 claims description 4
- 229910000838 Al alloy Inorganic materials 0.000 claims description 3
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims description 3
- BQCADISMDOOEFD-UHFFFAOYSA-N Silver Chemical compound [Ag] BQCADISMDOOEFD-UHFFFAOYSA-N 0.000 claims description 3
- 230000015572 biosynthetic process Effects 0.000 claims description 3
- 229910052802 copper Inorganic materials 0.000 claims description 3
- 239000010949 copper Substances 0.000 claims description 3
- 238000001125 extrusion Methods 0.000 claims description 3
- 238000007747 plating Methods 0.000 claims description 3
- 230000002787 reinforcement Effects 0.000 claims description 3
- 229910052709 silver Inorganic materials 0.000 claims description 3
- 239000004332 silver Substances 0.000 claims description 3
- 230000003068 static effect Effects 0.000 abstract description 4
- 230000009471 action Effects 0.000 description 7
- 230000000694 effects Effects 0.000 description 3
- 230000001419 dependent effect Effects 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 239000000203 mixture Substances 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 1
- 230000002950 deficient Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000003801 milling Methods 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
- 230000009466 transformation Effects 0.000 description 1
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- Driving Mechanisms And Operating Circuits Of Arc-Extinguishing High-Tension Switches (AREA)
Abstract
The utility model provides a GW6 type single-column telescopic outdoor high-voltage alternating-current disconnector for an 110kV electrical power system. The disconnector comprises three single poles, a horizontal drive connecting rod, a perpendicular drive connecting rod, a main knife operation mechanism and an earth knife operation mechanism, wherein each single pole comprises a main knife static contact, a main knife switch, a drive box, an earth knife static contact and the like; the main knife switch has an double-arm folding structure; the upper parts of two supporting arms are connected with each other through a hinge to form a scissors type structure; the drive box is sealed; and the drive box is connected with the double-arm folding main knife switch through two half shafts. The disconnector has the characteristics of stable switching on and off, reliable performance, stable contact, strong communication performance, long service life and the like.
Description
Technical field
The utility model relates to the isolating switch in a kind of 110kV electric power system, the vertical telescopic outdoor high-voltage alternating current isolating switch of specifically a kind of single-column.
Background technology
Isolating switch is one of capital equipment in the high-tension power transmission and transformation equipment, and at present outdoor high-voltage isolating switch is because on the assembly structure, when running into disadvantageous natural weather, and the circulation poor stability; Dynamic and static contact impacts bigger when closing a floodgate, and action stability is poor, brings difficulty to the operator, and the defective of dynamic/static contact contact structures causes the combined floodgate poor reliability simultaneously, has had a strong impact on the useful life of isolating switch.
Summary of the invention
It is reliable that the purpose of this utility model provides a kind of stable action, and the impact of closing a floodgate is little, and through-flow stability is high, the vertical telescopic outdoor high-voltage alternating current isolating switch of the single-column of long service life.
The vertical telescopic outdoor high-voltage alternating current isolating switch of a kind of single-column, comprise three one poles, master, the horizontal kinematic link of cutter and master, the vertical kinematic link of cutter and master, the cutter operating mechanism, each one pole include operator fixed contact, main switch cutter, transmission case, cutter fixed contact, post insulator, rotating insulated son, ground connection plug-in strip, base and the synchronizer that is connected each base; Post insulator, rotating insulated son are installed in the underframe top, and transmission case is connected rotating insulated son and post insulator top, and the main switch cutter is arranged on the transmission case, and ground cutter fixed contact is arranged on the transmission case bottom, and the ground connection plug-in strip is installed on the underframe; Rotating insulated son on the operator operating mechanism passes through vertical kinematic link and drives base is connected, drive base and be connected with two other base respectively by synchronizer, ground cutter operating mechanism is connected with the ground connection plug-in strip with ground cutter connecting lever and kinematic link by vertical kinematic link; Described main switch cutter is the both arms accordion structure, and every support arm comprises pipe, shaft coupling and pipe down, and pipe is connected through the hinge and forms scissor structure on two, and moving contact is separately positioned on the upper end of pipe; Described transmission case is closed, the active connecting lever that is provided with in the transmission case, pivot link, spring link, clamp connecting rod and two semiaxis formation space four-links structures, wherein initiatively connecting lever one end is connected with the upper end of rotating insulated son, the other end and pivot link are articulated and connected, the other end of pivot link and vertical a connection of semiaxis, on this semiaxis, the both sides of pivot link are connected with spring link and clamp connecting rod, the root semiaxis is vertical is connected with another for the other end that clamps connecting rod, the spring link other end and transmission case side arm are articulated and connected, two semiaxis are set in parallel on the two side of transmission case, and wherein an end is connected with twice pipes of main switch cutter respectively after transmission case is stretched out in the same side.
The following pipe and the transmission case terminal block of main switch cutter are provided with the band that is flexible coupling, and last pipe connects by the band that is flexible coupling with following pipe hinged place.
The top tube and down tube of main switch cutter are the middle aluminium alloy extrusions that has reinforcement, and its end is a full-closed structure, and its surface is provided with anodic oxide coating.
Described moving contact is that red copper is made, and outer surface is provided with the hard silver layer of plating.
Because the utility model main switch cutter adopts both arms collapsible, and the scissor structure of composition that is connected through the hinge, the main switch cutter drives branch, feed motion by the space four-links structure in the transmission case of bottom connection, closing a floodgate, it is little to impact, combined floodgate back moving contact parallel clamping fixed contact contact tube also keeps certain pressure, has fully guaranteed the combined floodgate reliability, and has improved the through-current capability of fingertip, form apparent vertical fracture during separating brake between moving contact and fixed contact, stable action is reliable; The end of the top tube and down tube of main switch cutter is a full-closed structure, and there is anodic oxide coating on the surface, and the waterproof and dustproof better effects if has prolonged useful life.
Description of drawings
Fig. 1 is the structural representation of the utility model embodiment;
Fig. 2 is the transmission case schematic diagram.
Fig. 3 is the vertical view of Fig. 2
Embodiment
Now in conjunction with the accompanying drawings the utility model is further described, Fig. 1 is a kind of embodiment of the present utility model, its technical scheme that adopts is: the vertical telescopic outdoor high-voltage alternating current isolating switch of a kind of single-column, comprise three one poles, master, the horizontal kinematic link of cutter and master, the vertical kinematic link of cutter and master, the cutter operating mechanism, each one pole include operator fixed contact 9, main switch cutter, transmission case 5, cutter fixed contact 10, pillar insulating sublayer 4, rotating insulated sub 3, ground connection plug-in strip 11, underframe 2 and the synchronizer that is connected with each underframe 2.Described synchronizer is generally transmission crank arm, usually main, the underframe 2 that connects of cutter operating mechanism be the main underframe 2 that drives, the very initiatively utmost point at these underframe 2 places, the two driven utmost points are connected with the transmission crank arm that initiatively extremely goes up by transmission crank arm, thereby realize tri-level sync.Described pillar insulating sublayer 4, rotating insulated sub 3 is installed in underframe 2 tops, transmission case 5 is connected rotating insulated sub 3 and pillar insulating sublayer 4 tops, the main switch cutter is arranged on the transmission case 5, and ground cutter fixed contact 10 is arranged on transmission case 5 bottoms, and ground connection plug-in strip 11 is installed on the underframe 2.Operator motor-operating mechanism 16 passes through vertical kinematic link and drives rotating insulated sub 3 on the underframe 2 to be connected, and drives underframe 2 and is connected the realization synchronization action respectively with two other underframe 2 by synchronizer.Ground cutter dependent manual operating mechanism 15 be connected with ground connection plug-in strip 11 with ground cutter connecting lever and kinematic link by vertical kinematic link.Described main switch cutter is the both arms accordion structure, and every support arm comprises pipe 8, shaft coupling and following pipe 7, on manage 8 and be connected with pipe 7 down by shaft coupling, the pipe 8 scissor structure of composition that is connected through the hinge on two, moving contact is separately positioned on manages 8 upper end.Moving contact in the present embodiment on the main switch cutter is that red copper is made, and outer surface is provided with the hard silver layer of plating.Transmission case 5 of the present utility model is closed, the active connecting lever 21 that is provided with in the transmission case 5, pivot link 22, spring link 23, clamp connecting rod 24 and two semiaxis 25 formation space four-links structures, wherein initiatively connecting lever 21 1 ends are connected with rotating insulated sub 3 upper end, see Fig. 2, the other end and pivot link 22 are articulated and connected, the other end of pivot link 22 and 25 vertical connections an of semiaxis, on this semiaxis 25, the both sides of pivot link 22 are connected with spring link 23 and clamp connecting rod 24, clamp the other end and another 25 vertical connections of root semiaxis of connecting rod 24, spring link 23 other ends and transmission case 5 side arms are articulated and connected, see Fig. 3, two semiaxis 25 are set in parallel on the two side of transmission case 5, and wherein an end is connected with twice pipes 7 of main switch cutter respectively after transmission case 5 is stretched out in the same side.Described semiaxis 25 is cylindrical, and it is semicircle with managing 7 those end ends that are connected down.The following pipe 7 of main switch cutter is provided with the band that is flexible coupling with transmission case 5 terminal blocks, on manage 8 with manage 7 hinged places down and be with by being flexible coupling and connect.In the present embodiment main switch cutter go up pipe 8 and down pipe 7 be the middle aluminium alloy extrusions that has reinforcement, its end is a full-closed structure, its surface is provided with anodic oxide coating, effectively avoided milling mouth advance dirt between inscribe.Moving contact in the present embodiment on the ground connection plug-in strip 11 adopts the outer U type spring aluminium flake of opening, and the fixed contact of ground connection plug-in strip 11 is a clavate, makes operating physical force little, and steadily reliable.
Operator motor-operating mechanism 16 drives rotating insulated sub 3 by vertical links and rotates, rotational angle is 135 degree, rotating insulated sub 3 link to each other with active connecting lever 21 on the transmission case 5, under the space four-links structure that active connecting lever 21, pivot link 22, spring link 23 and clamping connecting rod 24 form drives, pipe 7 rotates in vertical plane to make semiaxis 25 drive down, it is reciprocating with the rotation of following contact tube 7 that following contact tube 7 is gone up contact tube 8 by the shaft coupling drive, thereby moving contact is contacted with operator fixed contact 9.When moving contact after fixed contact 9 contact with operator, because the clamping connecting rods 24 in the transmission case 5 are also continuing motion, thereby make the parallel clamping of the moving contact fixed contact 9 of operating, and keep suitable pressure.After active connecting lever 21 was crossed dead-centre position 3～4mm, the motion of closing a floodgate finished and keeps "on" position, and realized the tri-level sync action under the synchronizer effect.The sub-switching operation process in contrast, upper and lower pipe interfolded, the crosspoint is positioned at transmission case 5 tops, forms apparent vertical fractures with 9 of fixed contacts of operator.
Ground cutter dependent manual operating mechanism 15 by connect lever, underframe 2 rotating shafts, the cutter space four-links drivingly the swivel axle rotate 90 degree, after driving about 90 degree of ground connection plug-in strip 11 rotation in perpendicular, ground connection plug-in strip 11 is squeezed in the ground cutter fixed contact 10, make the fingertip generation strain of ground connection plug-in strip 11 both sides, clamp ground cutter fixed contact 10.The sub-switching operation process in contrast, ground connection plug-in strip 11 turn 90 degrees in the perpendicular inward turning, withdraws from ground cutter fixed contact 10, gets back to horizontal separating brake position, form apparent vertical fracture with the ground cutter fixed contact 10 of top, and under the synchronizer effect, realize the tri-level sync action.
This shows that it is reliable to the utlity model has stable action, close a floodgate that it is little to impact, through-flow stability is high, the characteristics such as long service life.
Claims (4)
1. vertical telescopic outdoor high-voltage alternating current isolating switch of single-column, comprise three one poles, master, the horizontal kinematic link of cutter and master, the vertical kinematic link of cutter and master, the cutter operating mechanism, each one pole include operator fixed contact, main switch cutter, transmission case, cutter fixed contact, post insulator, rotating insulated son, ground connection plug-in strip, base and the synchronizer that is connected each base; Post insulator, rotating insulated son are installed in the underframe top, and transmission case is connected rotating insulated son and post insulator top, and the main switch cutter is arranged on the transmission case, and ground cutter fixed contact is arranged on the transmission case bottom, and the ground connection plug-in strip is installed on the underframe; Rotating insulated son on the operator operating mechanism passes through vertical kinematic link and drives base is connected, drive base and be connected with two other base respectively by synchronizer, ground cutter operating mechanism is connected with the ground connection plug-in strip with ground cutter connecting lever and kinematic link by vertical kinematic link; It is characterized in that: described main switch cutter is the both arms accordion structure, and every support arm comprises pipe, shaft coupling and pipe down, and pipe is connected through the hinge and forms scissor structure on two, and moving contact is separately positioned on the upper end of pipe; Described transmission case is closed, the active connecting lever that is provided with in the transmission case, pivot link, spring link, clamp connecting rod and two semiaxis formation space four-links structures, wherein initiatively connecting lever one end is connected with the upper end of rotating insulated son, the other end and pivot link are articulated and connected, the other end of pivot link and vertical a connection of semiaxis, on this semiaxis, the both sides of pivot link are connected with spring link and clamp connecting rod, the root semiaxis is vertical is connected with another for the other end that clamps connecting rod, the spring link other end and transmission case side arm are articulated and connected, two semiaxis are set in parallel on the two side of transmission case, and wherein an end is connected with twice pipes of main switch cutter respectively after transmission case is stretched out in the same side.
2. the vertical telescopic outdoor high-voltage alternating current isolating switch of single-column according to claim 1 is characterized in that: the following pipe and the transmission case terminal block of main switch cutter are provided with the band that is flexible coupling, and last pipe connects by the band that is flexible coupling with following pipe hinged place.
3. the vertical telescopic outdoor high-voltage alternating current isolating switch of single-column according to claim 1 is characterized in that: the top tube and down tube of main switch cutter are the middle aluminium alloy extrusions that has reinforcement, and its end is a full-closed structure, and its surface is provided with anodic oxide coating.
4. the vertical telescopic outdoor high-voltage alternating current isolating switch of single-column according to claim 1 is characterized in that: described moving contact is that red copper is made, and outer surface is provided with the hard silver layer of plating.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009202803574U CN201576604U (en) | 2009-12-14 | 2009-12-14 | Single-column telescopic outdoor high-voltage alternating-current disconnector |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009202803574U CN201576604U (en) | 2009-12-14 | 2009-12-14 | Single-column telescopic outdoor high-voltage alternating-current disconnector |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201576604U true CN201576604U (en) | 2010-09-08 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2009202803574U Expired - Fee Related CN201576604U (en) | 2009-12-14 | 2009-12-14 | Single-column telescopic outdoor high-voltage alternating-current disconnector |
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| Country | Link |
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| CN (1) | CN201576604U (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102426967A (en) * | 2011-11-08 | 2012-04-25 | 中国西电电气股份有限公司 | Isolation switch conducting structure formed by special-shaped aluminium tubes |
| CN103326264A (en) * | 2013-06-06 | 2013-09-25 | 国家电网公司 | Single-pole perpendicularly-telescopic outdoor high-voltage alternating-current disconnector replacing method |
| CN103337404A (en) * | 2013-07-24 | 2013-10-02 | 国家电网公司 | Isolation switch and fixing device of composite shaft sleeves of isolation switch |
| CN103456548A (en) * | 2013-08-30 | 2013-12-18 | 江苏省如高高压电器有限公司 | GW6B type disconnecting switch open-type transmission case |
| CN103618288A (en) * | 2013-11-21 | 2014-03-05 | 国网河南省电力公司南阳供电公司 | Disconnecting link temperature difference self-electricity-generating wireless overtemperature protection device of transformer substation and adjusting method |
| CN111192767A (en) * | 2019-12-18 | 2020-05-22 | 河南平高电气股份有限公司 | A conductive box and scissor disconnector |
-
2009
- 2009-12-14 CN CN2009202803574U patent/CN201576604U/en not_active Expired - Fee Related
Cited By (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102426967A (en) * | 2011-11-08 | 2012-04-25 | 中国西电电气股份有限公司 | Isolation switch conducting structure formed by special-shaped aluminium tubes |
| CN102426967B (en) * | 2011-11-08 | 2015-08-19 | 中国西电电气股份有限公司 | A kind of isolating switch conductive structure of special-shaped aluminium tubes composition |
| CN103326264A (en) * | 2013-06-06 | 2013-09-25 | 国家电网公司 | Single-pole perpendicularly-telescopic outdoor high-voltage alternating-current disconnector replacing method |
| CN103326264B (en) * | 2013-06-06 | 2016-06-29 | 国家电网公司 | Single-column vertical-telescopic-type outdoor high-voltage alternating replacing options |
| CN103337404A (en) * | 2013-07-24 | 2013-10-02 | 国家电网公司 | Isolation switch and fixing device of composite shaft sleeves of isolation switch |
| CN103337404B (en) * | 2013-07-24 | 2015-04-01 | 国家电网公司 | Isolation switch and fixing device of composite shaft sleeves of isolation switch |
| CN103456548A (en) * | 2013-08-30 | 2013-12-18 | 江苏省如高高压电器有限公司 | GW6B type disconnecting switch open-type transmission case |
| CN103456548B (en) * | 2013-08-30 | 2015-07-08 | 江苏省如高高压电器有限公司 | Disconnecting switch open-type transmission case |
| CN103618288A (en) * | 2013-11-21 | 2014-03-05 | 国网河南省电力公司南阳供电公司 | Disconnecting link temperature difference self-electricity-generating wireless overtemperature protection device of transformer substation and adjusting method |
| CN103618288B (en) * | 2013-11-21 | 2016-10-05 | 国网河南省电力公司南阳供电公司 | A kind of transformer station's disconnecting link temperature difference self-generating wireless overtemperature protection device and adjustment method |
| CN111192767A (en) * | 2019-12-18 | 2020-05-22 | 河南平高电气股份有限公司 | A conductive box and scissor disconnector |
| WO2021121196A1 (en) * | 2019-12-18 | 2021-06-24 | 河南平高电气股份有限公司 | Conductive box and scissor-type isolation switch |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20100908 Termination date: 20121214 |