CN202159617U - Double pillar horizontal telescopic type outdoor high-voltage AC isolation switch - Google Patents
Double pillar horizontal telescopic type outdoor high-voltage AC isolation switch Download PDFInfo
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- CN202159617U CN202159617U CN2011200844806U CN201120084480U CN202159617U CN 202159617 U CN202159617 U CN 202159617U CN 2011200844806 U CN2011200844806 U CN 2011200844806U CN 201120084480 U CN201120084480 U CN 201120084480U CN 202159617 U CN202159617 U CN 202159617U
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Abstract
A double pillar horizontal telescopic type outdoor high-voltage AC (Alternating Current) isolation switch comprises a high-voltage AC isolation switch body and a main knife switch (10); wherein the high-voltage AC isolation switch body comprises pillar insulators (6), and an included angle between a center line of the main knife switch (10) and a center line of the pillar insulators (6) is 90 degrees, thereby satisfying performance of the isolation switch of a horizontal line.
Description
One, technical field
The utility model relates to the telescopic outdoor high-voltage alternating current of a kind of twin columns level and cuts off switch, and especially a kind of telescopic outdoor high-voltage alternating current of twin columns level that is adapted to rated voltage 550kV in the electric power system cuts off switch.
Two, background technology
Realize breaking off and closure in order to make transmission line; Just need in transmission line, insert and cut off switch; Therefore isolating switch is one of capital equipment in the high-tension power transmission and transformation equipment; 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.
Three, summary of the invention
In order to overcome above-mentioned technical disadvantages, the purpose of the utility model provides the telescopic outdoor high-voltage alternating current of a kind of twin columns level and cuts off switch, has therefore satisfied the performance of the isolating switch of horizontal alignment.
For achieving the above object, the technical scheme that the utility model is taked is: include high-voltage alternating and cut off Switch main body and main switch cutter; High-voltage alternating cuts off Switch main body and is set to include post insulator, and the angle that the center line of main switch cutter is set to the center line of post insulator is 90 °.
When the work of main switch cutter is stretched, be connected with contact on the post insulator of opposite side, realized the connection of circuit, when the main switch cutter is not worked when folding, be not connected with contact on the post insulator of opposite side, circuit is broken off; Owing to designed the main switch cutter, realized that the connected sum of horizontal alignment breaks off, therefore satisfied the performance of the isolating switch of horizontal alignment.
The utility model has designed; High-voltage alternating cuts off Switch main body and is set to include support, moving wing base, quiet wing base, post insulator, rotating insulated son, operator fixed contact, ground connection fixed contact, grading ring, ground connection plug-in strip, main ground cutter locking device, drive link, operator operating mechanism and ground cutter operating mechanism; Moving wing base and quiet wing base are set to be separately positioned on the support; Moving wing base is provided with post insulator and rotating insulated son; Quiet wing base is provided with post insulator; Be provided with ground connection fixed contact and grading ring on the top of post insulator; Top at the post insulator of quiet wing base also is provided with the operator fixed contact, and the operator fixed contact is set to be connected with the ground connection fixed contact, also is provided with the main switch cutter on the top of the post insulator that moves wing base; The main switch cutter is set to be connected with the ground connection fixed contact; Be provided with and move the ground connection plug-in strip that the wing base rotary type connects in a side of moving wing base, be provided with the ground connection plug-in strip that connects with quiet wing base rotary type with the relative opposite side of ground connection plug-in strip on the moving wing base at quiet wing base, moving wing base be provided with operate operating mechanism and the cutter operating mechanism; The operator operating mechanism is set to connect with the main switch cutter through the axis of drive link and rotating insulated son; The ground cutter operating mechanism of moving wing base is set to connect with the ground connection plug-in strip of moving wing base through drive link, and quiet wing base is provided with ground cutter operating mechanism, and the ground cutter operating mechanism of quiet wing base is set to connect with the ground connection plug-in strip of quiet wing base through drive link; Main ground cutter locking device is set to three and be separately positioned on moving wing base and quiet wing base, and main ground cutter locking device is set to connect with the output shaft of operating mechanism with ground cutter operating mechanism of operating.
The utility model has designed; Also include pedestal, the main switch cutter is set to collapsible single armed gripper, is set to include contact tube and following contact tube; Last contact tube is set to connect with following contact tube radial type, and following contact tube is set to connect with post insulator through pedestal.
The utility model has designed; Last contact tube is set to include connecting lever, the cover that is flexible coupling, go up shell, upper thrust rod, supporter II, supporter I, spring and fingertip, is provided with connecting lever in the lower end of last shell, and being flexible coupling to overlap is set to be sleeved on the lower end of shell; Upper thrust rod is arranged in the shell and is set to and connects with last shell slidingtype; The connecting portion up and down of upper thrust rod and last shell is provided with oil seal washer, and the lower end of fingertip is set to connect with last shell radial type, and supporter II is set to U-shaped; Supporter II is set to connect with the upper end of upper thrust rod is fixed; The lower end of supporter I is set to connect with the fingertip radial type, is set in the middle part of supporter I connect with supporter II through brace, and supporter I and supporter II are set to respectively connect with the brace radial type; Between supporter I and fingertip, be provided with spring, the cover that is flexible coupling is set to aluminum products.
The utility model has designed; Following contact tube is set to include lower house, lower thrust rod, gear and tooth bar, and lower house is provided with cavity, and gear is arranged in the cavity of lower house and is set to connect with lower house through rotation axis; Tooth bar is set to connect with gear-engaged type; Lower thrust rod is set to connect with the lower house slidingtype, between lower thrust rod and lower house, is provided with recovery springs, and an end of lower thrust rod is set to connect with tooth bar and the other end is set to connect with the pedestal radial type; Being set to two sides on the top of lower house is the middle CLB for the plane vertical with the lower house center line of circular arc, two circular arcs; The width d on plane is set to 6.5-7.5mm, and the top of lower house 41 is set to connect with the upper thrust rod contact of last contact tube, and the rotation axis of gear is set to connect with the connecting lever of last contact tube.
The utility model has designed; Also include connecting rod I and connecting rod II; Lower house is set to connect with pedestal through the cover that is flexible coupling, and the bottom of lower house is set to connect with the end radial type of connecting rod I, and the other end of connecting rod I is set to connect with the end radial type of connecting rod II; The other end of connecting rod II is set to be fixedly connected with the axis of rotating insulated son
The utility model has designed, and also includes buffer unit, is provided with buffer unit in a side of lower house, and lower house is set to connect with the buffer unit contact, and buffer unit is set to connect with pedestal through elastic steel sheet.
The utility model has designed; Also include adjusting screw(rod) and hanger; Adjusting screw(rod) is set to connect with support; The inner of moving wing base is set to connect with adjusting screw(rod) through two hold-down nuts on the adjusting screw(rod), and the outer end of quiet wing base is set to connect with adjusting screw(rod) through two hold-down nuts on the adjusting screw(rod), and the inner of quiet wing base is set to connect with support through hanger.
The utility model has designed; Main ground cutter locking device is set to include notch board and roller; Roller is arranged on the output shaft of operator operating mechanism and ground cutter operating mechanism, and notch board 3 is set to connect with the support slidingtype, and the groove of notch board is set to connect with the roller contact.
Four, description of drawings
Fig. 1 is the sketch map of the utility model:
Fig. 2 is the structural representation of last contact tube 15:
Fig. 3 is the structural representation of following contact tube 24:
Fig. 4 is the A portion enlarged drawing of Fig. 1:
Fig. 5 is the C-C profile of Fig. 1:
Fig. 6 is the B portion enlarged drawing of Fig. 1.
Five, embodiment
Accompanying drawing is first embodiment of the utility model; Specify present embodiment in conjunction with accompanying drawing; Include support 1, moving wing base 4, quiet wing base 12, post insulator 6, rotating insulated sub 7, main switch cutter 10, operator fixed contact 11, ground connection fixed contact 8, grading ring 9, ground connection plug-in strip 5, main ground cutter locking device 14, drive link 3, operator operating mechanism 2 and ground cutter operating mechanism 13; Moving wing base 4 is set to be separately positioned on the support 1 with quiet wing base 12; Moving wing base 4 is provided with post insulator 6 and rotating insulated sub 7; Quiet wing base 12 is provided with post insulator 6; Be provided with ground connection fixed contact 8 and grading ring 9 on the top of post insulator 6; Also be provided with operator fixed contact 11 on the top of the post insulator 6 of quiet wing base 12, operator fixed contact 11 is set to be connected with ground connection fixed contact 8, also is provided with main switch cutter 10 on the top of the post insulator 6 that moves wing base 4; Main switch cutter 10 is set to be connected with ground connection fixed contact 8; Be provided with and move the ground connection plug-in strip 5 that wing base 4 rotary types connect in a side of moving wing base 4, be provided with the ground connection plug-in strip 5 that connects with quiet wing base 12 rotary types with ground connection plug-in strip 5 relative opposite sides on the moving wing base 4 at quiet wing base 12, moving wing base 4 be provided with operate operating mechanism 2 and cutter operating mechanism 13; Operator operating mechanism 2 is set to connect with main switch cutter 10 through drive link 3 and rotating insulated sub 7 axis; The ground cutter operating mechanism 13 of moving wing base 4 is set to connect with the ground connection plug-in strip 5 of moving wing base 4 through drive link 3, and quiet wing base 12 is provided with ground cutter operating mechanism 13, and the ground cutter operating mechanism 13 of quiet wing base 12 is set to connect with the ground connection plug-in strip 5 of quiet wing base 12 through drive link 3; Main ground cutter locking device 14 is set to three and be separately positioned on moving wing base 4 and quiet wing base 12, and main ground cutter locking device 14 is set to connect with the output shaft of operating mechanism 2 with ground cutter operating mechanism 13 of operating.
In the present embodiment; Also include pedestal 28; Main switch cutter 10 is set to collapsible single armed gripper; Be set to include contact tube 15 and following contact tube 24, last contact tube 15 is set to connect with following contact tube 24 radial types, and following contact tube 24 is set to connect with post insulator 6 through pedestal 28.
In the present embodiment; Last contact tube 15 is set to include connecting lever 16, the cover 17 that is flexible coupling, go up shell 19, upper thrust rod 18, supporter II 20, supporter I 21, spring 22 and fingertip 23; Be provided with connecting lever 16 in the lower end of last shell 19; The cover 17 that is flexible coupling is set to be sleeved on the lower end of shell 19, and upper thrust rod 18 is arranged in the shell 19 and is set to and connects with last shell 19 slidingtypes, and upper thrust rod 18 is provided with oil seal washer with the connecting portion up and down of last shell 19; The lower end of fingertip 23 is set to connect with last shell 19 radial types; Supporter II 20 is set to U-shaped, and supporter II 20 is set to connect with the upper end of upper thrust rod 18 is fixed, and the lower end of supporter I 21 is set to connect with fingertip 23 radial types; Be set to connect with supporter II 20 in the middle part of supporter I 21 through brace; Supporter I 21 and supporter II 20 are set to respectively connect with the brace radial type, between supporter I 21 and fingertip 23, are provided with spring 22, and the cover 17 that is flexible coupling is set to aluminum products.
In the present embodiment; Following contact tube 24 is set to include lower house 41, lower thrust rod 42, gear 26 and tooth bar 25; Lower house 41 is provided with cavity; Gear 26 is arranged in the cavity of lower house 41 and is set to connect with lower house 41 through rotation axis, and tooth bar 25 is set to and 26 engagement type connections of gear, and lower thrust rod 42 is set to connect with lower house 41 slidingtypes; Between lower thrust rod 42 and lower house 41, be provided with recovery springs; One end of lower thrust rod 42 is set to connect with tooth bar 25 and the other end is set to connect with pedestal 28 radial types, and being set to two sides on the top of lower house 41 is to be the CLB on the plane 27 vertical with lower house 41 center lines in the middle of circular arc, two circular arcs, and the width d on plane 27 is set to 6.5mm; The top of lower house 41 is set to connect with upper thrust rod 18 contacts of last contact tube 15, and the rotation axis of gear 26 is set to connect with the connecting lever 16 of last contact tube 15.
In the present embodiment; Also include buffer unit 31, connecting rod I 32 and connecting rod II 33; Lower house 41 is set to connect with pedestal 28 through the cover 17 that is flexible coupling, and the bottom of lower house 41 is set to connect with the end radial type of connecting rod I 32, and the other end of connecting rod I 32 is set to connect with the end radial type of connecting rod II 33; The other end of connecting rod II 33 is set to be fixedly connected with rotating insulated sub 7 axis; Side at lower house 41 is provided with buffer unit 31, and lower house 41 is set to connect with buffer unit 31 contacts, and buffer unit 31 is set to connect with pedestal 28 through elastic steel sheet.
In the present embodiment; Also include adjusting screw(rod) 34 and hanger 35; Adjusting screw(rod) 34 is set to connect with support 1; The inner of moving wing base 4 is set to connect with adjusting screw(rod) 34 through two hold-down nuts on the adjusting screw(rod) 34, and the outer end of quiet wing base 12 is set to connect with adjusting screw(rod) 34 through two hold-down nuts on the adjusting screw(rod) 34, and the inner of quiet wing base 12 is set to connect with support 1 through hanger 35.
In the present embodiment; Main ground cutter locking device 14 is set to include notch board 36 and roller 37; Roller 37 is arranged on the output shaft of operator operating mechanism 2 and ground cutter operating mechanism 13, and notch board 36 is set to connect with support 1 slidingtype, and the groove of notch board 36 is set to connect with roller 37 contacts.
The operating process of main switch cutter: the axis of operator operating mechanism 2 driven rotary insulators 7 rotates 180 °; Rotating insulated sub 7 axis is through connecting rod I 32 and connecting rod II 33; The lower house 41 that connecting rod I 32 drives main switch cutter 10 rotates in vertical plane, even main switch cutter 10 rotates in vertical plane; Lower thrust rod 42 rotates through tooth bar 25 driven gears 26 simultaneously, and gear 26 is gone up shell 19 through connecting lever 16 drives and done compound motion, the top end face effect upper thrust rod 18 of lower house 41; When the approaching combined floodgate of isolating switch; Make down the contact of inclined-plane, contact tube 24 gear box top go up contact tube 15 promotion upper thrust rods 18 and move upward, spring 22 is compressed, the supporter II 20 of fingertip 23 moves upward; Make operator moving contact fingertip clamp fixed contact stationary contact bar; Then fastening spring 22 is compressed, and keeps fingertip to clamp the suitable force value of fixed contact stationary contact bar, and the motion of closing a floodgate finishes.The sub-switching operation process makes that up and down contact tube is folding in contrast.
The operating process of ground connection plug-in strip: ground cutter operating mechanism 13 drives 5 rotating shafts of ground connection plug-in strip through kinematic link, moving wing base rotating shaft, four connecting rods and rotates 130 °; Drive ground connection plug-in strip 5 rotates 90 ° in perpendicular after; Ground connection plug-in strip 5 moving contact guide plates contact with the fixed contact guide plate; Owing to stopped that ground connection plug-in strip 5 stops operating, but 5 rotating shafts of ground connection plug-in strip are being rotated still under mechanism drives; Force the passive connecting lever of rotating shaft to change the direction of motion, along ground connection plug-in strip 5 directions moving contact is upwards boosted and insert in people's ground connection fixed contact 8; The sub-switching operation process because the ground connection moving contact is positioned at fixed contact, and action of gravity, can only move downward in contrast, withdraws from fixed contact, under the drive of connecting lever, in perpendicular, rotates 90 ° then, gets back to the separating brake position.
Among second embodiment of the utility model, the width d on plane 27 is set to 7.5mm.
Among the 3rd embodiment of the utility model, the width d on plane 27 is set to 7.0mm.
The utlity model has characteristics:
1, owing to the utility model operator moving contact special construction, improved the through-current capability of fingertip, reduced contact resistance; And spring compression is adopted in the outside, and it is reliable fully to have guaranteed to close a floodgate, and outer assembly structure is more convenient for assembling; Compare original built-in fingertip structure, the waterproof and dustproof better effects if.
2, go up contact tube and adopt oil sealing sealing, compare former sealing ring, seal closure structure, effectively waterproof is avoided the contained spring corrosion; The improvement of gear box has solved the combined floodgate instability problem that difference variation causes.
3, moving wing base adopts four screw rod supports, is convenient to Field adjustment; Contact tube changed the welded type contact tube into by former assembled, had guaranteed the through-flow stability of contact tube.
4, the separation of pedestal galvanic circle, support component and transmission accessory has strengthened the intensity of switch support section; The choose reasonable of accessory material has further prolonged the useful life of switch; Field layout is convenient in the optimization of the base kind of drive.
5, lead the suspension mounting means of ground cutter closedown structure and sound side locking connecting rod, improved the sensitivity of locking, reduced the transmission resistance, improved processing safety.
Cut off in the switching technique field at the telescopic outdoor high-voltage alternating current of twin columns level; Every high-voltage alternating that includes cuts off Switch main body and is set to include post insulator 6, and it is that 90 ° technology contents is all in the protection range of the utility model that the center line of main switch cutter 10 is set to angle with the center line of post insulator 6.
Claims (9)
1. the telescopic outdoor high-voltage alternating current of twin columns level cuts off switch; It is characterized in that: include high-voltage alternating and cut off Switch main body and main switch cutter (10); High-voltage alternating cuts off Switch main body and is set to include post insulator (6), and the angle that the center line of main switch cutter (10) is set to the center line of post insulator (6) is 90 °.
2. the telescopic outdoor high-voltage alternating current of twin columns level according to claim 1 cuts off switch; It is characterized in that: high-voltage alternating cuts off Switch main body and is set to include support (1), moving wing base (4), quiet wing base (12), post insulator (6), rotating insulated son (7), operator fixed contact (11), ground connection fixed contact (8), grading ring (9), ground connection plug-in strip (5), main ground cutter locking device (14), drive link (3), operator operating mechanism (2) and ground cutter operating mechanism (13); Moving wing base (4) and quiet wing base (12) are set to be separately positioned on the support (1); Moving wing base (4) is provided with post insulator (6) and rotating insulated son (7); Quiet wing base (12) is provided with post insulator (6); Be provided with ground connection fixed contact (8) and grading ring (9) on the top of post insulator (6); Also be provided with operator fixed contact (11) on the top of the post insulator (6) of quiet wing base (12); Operator fixed contact (11) is set to be connected with ground connection fixed contact (8); Top at the post insulator (6) that moves wing base (4) also is provided with main switch cutter (10); Main switch cutter (10) is set to be connected with ground connection fixed contact (8); Be provided with and move the ground connection plug-in strip (5) that wing base (4) rotary type connects in a side of moving wing base (4); Be provided with the ground connection plug-in strip (5) that connects with quiet wing base (12) rotary type at quiet wing base (12) with the relative opposite side of ground connection plug-in strip (5) on the moving wing base (4); Moving wing base (4) is provided with operator operating mechanism (2) and ground cutter operating mechanism (13), and operator operating mechanism (2) is set to connect with main switch cutter (10) through the axis of drive link (3) and rotating insulated son (7), and the ground cutter operating mechanism (13) of moving wing base (4) is set to connect with the ground connection plug-in strip (5) of moving wing base (4) through drive link (3); Quiet wing base (12) is provided with ground cutter operating mechanism (13); The ground cutter operating mechanism (13) of quiet wing base (12) is set to connect with the ground connection plug-in strip (5) of quiet wing base (12) through drive link (3), and main ground cutter locking device (14) is set to three and be separately positioned on moving wing base (4) and quiet wing base (12), main ground cutter locking device (14) be set to the operating mechanism of operating (2) and the output shaft of cutter operating mechanism (13) connect.
3. the telescopic outdoor high-voltage alternating current of twin columns level according to claim 2 cuts off switch; It is characterized in that: also include pedestal (28); Main switch cutter (10) is set to collapsible single armed gripper; Be set to include contact tube (15) and following contact tube (24); Last contact tube (15) is set to connect with following contact tube (24) radial type, and following contact tube (24) is set to connect with post insulator (6) through pedestal (28).
4. the telescopic outdoor high-voltage alternating current of twin columns level according to claim 3 cuts off switch; It is characterized in that: go up that contact tube (15) is set to include connecting lever (16), the cover (17) that is flexible coupling, last shell (19), upper thrust rod (18), supporter II (20), supporter I (21), spring (22) and fingertip (23); Be provided with connecting lever (16) in the lower end of last shell (19); The cover (17) that is flexible coupling is set to be sleeved on the lower end of shell (19); Upper thrust rod (18) is arranged in the shell (19) and is set to and connects with last shell (19) slidingtype; Upper thrust rod (18) is provided with oil seal washer with the connecting portion up and down of last shell (19), and the lower end of fingertip (23) is set to connect with last shell (19) radial type, and supporter II (20) is set to U-shaped; Supporter II (20) is set to fixed connection of upper end with upper thrust rod (18); The lower end of supporter I (21) is set to connect with fingertip (23) radial type, is set in the middle part of supporter I (21) connect with supporter II (20) through brace, and supporter I (21) and supporter II (20) are set to respectively connect with the brace radial type; Between supporter I (21) and fingertip (23), be provided with spring (22), the cover (17) that is flexible coupling is set to aluminum products.
5. the telescopic outdoor high-voltage alternating current of twin columns level according to claim 3 cuts off switch; It is characterized in that: following contact tube (24) is set to include lower house (41), lower thrust rod (42), gear (26) and tooth bar (25); Lower house (41) is provided with cavity; Gear (26) is arranged in the cavity of lower house (41) and is set to connect with lower house (41) through rotation axis; Tooth bar (25) is set to and engagement type connection of gear (26); Lower thrust rod (42) is set to connect with lower house (41) slidingtype, between lower thrust rod (42) and lower house (41), is provided with recovery springs, and an end of lower thrust rod (42) is set to connect with tooth bar (25) and the other end is set to connect with pedestal (28) radial type; Being set to two sides on the top of lower house (41) is the middle CLB for the plane (27) vertical with lower house (41) center line of circular arc, two circular arcs; The width (d) on plane (27) is set to 6.5-7.5mm, and the top of lower house (41) is set to connect with upper thrust rod (18) contact of last contact tube (15), and the rotation axis of gear (26) is set to connect with the connecting lever (16) of last contact tube (15).
6. the telescopic outdoor high-voltage alternating current of twin columns level according to claim 2 cuts off switch; It is characterized in that: also include connecting rod I (32) and connecting rod II (33); Lower house (41) is set to connect with pedestal (28) through the cover (17) that is flexible coupling; The bottom of lower house (41) is set to connect with the end radial type of connecting rod I (32); The other end of connecting rod I (32) is set to connect with the end radial type of connecting rod II (33), and the other end of connecting rod II (33) is set to be fixedly connected with the axis of rotating insulated son (7).
7. the telescopic outdoor high-voltage alternating current of twin columns level according to claim 2 cuts off switch; It is characterized in that: also include buffer unit (31), be provided with buffer unit (31) in a side of lower house (41), lower house (41) is set to connect with buffer unit (31) contact, and buffer unit (31) is set to connect with pedestal (28) through elastic steel sheet.
8. the telescopic outdoor high-voltage alternating current of twin columns level according to claim 2 cuts off switch; It is characterized in that: also include adjusting screw(rod) (34) and hanger (35); Adjusting screw(rod) (34) is set to connect with support (1); The inner of moving wing base (4) is set to connect with adjusting screw(rod) (34) through two hold-down nuts on the adjusting screw(rod) (34); The outer end of quiet wing base (12) is set to connect with adjusting screw(rod) (34) through two hold-down nuts on the adjusting screw(rod) (34), and the inner of quiet wing base (12) is set to connect with support (1) through hanger (35).
9. the telescopic outdoor high-voltage alternating current of twin columns level according to claim 2 cuts off switch; It is characterized in that: main ground cutter locking device (14) is set to include notch board (36) and roller (37); Roller (37) is arranged on the output shaft of operator operating mechanism (2) and ground cutter operating mechanism (13); Notch board (36) is set to connect with support (1) slidingtype, and the groove of notch board (36) is set to connect with roller (37) contact.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011200844806U CN202159617U (en) | 2011-03-17 | 2011-03-17 | Double pillar horizontal telescopic type outdoor high-voltage AC isolation switch |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011200844806U CN202159617U (en) | 2011-03-17 | 2011-03-17 | Double pillar horizontal telescopic type outdoor high-voltage AC isolation switch |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202159617U true CN202159617U (en) | 2012-03-07 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011200844806U Expired - Fee Related CN202159617U (en) | 2011-03-17 | 2011-03-17 | Double pillar horizontal telescopic type outdoor high-voltage AC isolation switch |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202159617U (en) |
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102646539A (en) * | 2012-03-23 | 2012-08-22 | 平高集团有限公司 | Bypass isolating switch for 1100-kV super-high-voltage serial compensation |
| CN105023793A (en) * | 2015-06-26 | 2015-11-04 | 中国西电电气股份有限公司 | Conductive structure of extra-high-voltage DC isolating switch |
| CN105448576A (en) * | 2015-12-14 | 2016-03-30 | 国家电网公司 | Disconnecting switch used for large current ice melting of high-voltage power transmission line |
| CN106328424A (en) * | 2016-10-26 | 2017-01-11 | 湖南长高高压开关集团股份公司 | Upper conductive arm of folding arm expansion clamp-type disconnector |
| CN106653459A (en) * | 2017-02-18 | 2017-05-10 | 山东泰开隔离开关有限公司 | Folding plug-in type valve hall grounding switch |
| CN108511253A (en) * | 2018-04-10 | 2018-09-07 | 河南平高电气股份有限公司 | A kind of moving contact component and disconnecting link, disconnecting switch |
| CN108682592A (en) * | 2018-04-10 | 2018-10-19 | 河南平高电气股份有限公司 | Disconnecting switch and its mounting bracket |
| CN110223875A (en) * | 2019-05-10 | 2019-09-10 | 湖南长高高压开关集团股份公司 | A kind of spring buffer mechanism and disconnecting switch for disconnecting switch |
-
2011
- 2011-03-17 CN CN2011200844806U patent/CN202159617U/en not_active Expired - Fee Related
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102646539A (en) * | 2012-03-23 | 2012-08-22 | 平高集团有限公司 | Bypass isolating switch for 1100-kV super-high-voltage serial compensation |
| CN105023793A (en) * | 2015-06-26 | 2015-11-04 | 中国西电电气股份有限公司 | Conductive structure of extra-high-voltage DC isolating switch |
| CN105448576A (en) * | 2015-12-14 | 2016-03-30 | 国家电网公司 | Disconnecting switch used for large current ice melting of high-voltage power transmission line |
| CN106328424A (en) * | 2016-10-26 | 2017-01-11 | 湖南长高高压开关集团股份公司 | Upper conductive arm of folding arm expansion clamp-type disconnector |
| CN106328424B (en) * | 2016-10-26 | 2019-04-09 | 湖南长高高压开关集团股份公司 | A kind of upper conductive arm of the flexible clamp type disconnecting switch of folding arm |
| CN106653459A (en) * | 2017-02-18 | 2017-05-10 | 山东泰开隔离开关有限公司 | Folding plug-in type valve hall grounding switch |
| CN108511253A (en) * | 2018-04-10 | 2018-09-07 | 河南平高电气股份有限公司 | A kind of moving contact component and disconnecting link, disconnecting switch |
| CN108682592A (en) * | 2018-04-10 | 2018-10-19 | 河南平高电气股份有限公司 | Disconnecting switch and its mounting bracket |
| CN110223875A (en) * | 2019-05-10 | 2019-09-10 | 湖南长高高压开关集团股份公司 | A kind of spring buffer mechanism and disconnecting switch for disconnecting switch |
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Granted publication date: 20120307 Termination date: 20140317 |