CN205282352U - HGW9 -12 type twin columns found open outdoor high voltage isolator - Google Patents
HGW9 -12 type twin columns found open outdoor high voltage isolator Download PDFInfo
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- CN205282352U CN205282352U CN201520956312.XU CN201520956312U CN205282352U CN 205282352 U CN205282352 U CN 205282352U CN 201520956312 U CN201520956312 U CN 201520956312U CN 205282352 U CN205282352 U CN 205282352U
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- conductive blade
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- hook body
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Abstract
The utility model provides a HGW9 -12 type twin columns found open outdoor high voltage isolator mainly comprises chassis (11), post insulators (10), galvanic circle part, self -lock device, stationary contact headstock (1) and movable contact base (7), the plug -in strip formula structure of galvanic circle part includes two electrically conductive blade (3) have three connecting axle (15) between two electrically conductive blade (3), lock nut is equipped with at the both ends of every connecting axle (15), lock nut and electrically conductive blade (3) middle accompany belleville spring (2), and one side that stationary contact headstock (1) is close to movable contact base (7) is provided with slant below bellied screens piece (14), pull ring (4) are connected with plug -in strip formula structure through round pin axle (5), and plug -in strip formula structure has self -lock device. Disc spring is adopted to electrically conductive blade both sides, and disc spring elasticity effect is better, and anti fatigue life is long to make whole appearance more succinct, compact, shared space is littleer.
Description
Technical field
The utility model relates to power station and substation's electrical system breaker in middle technical field of electric appliances, is specifically related to the vertical open type outdoor high-voltage alternating current isolating switch of HGW9-12 type twin columns.
Background technology
At present, isolator is as using maximum a kind of electric installations in high-voltage switch gear electric installation, serving most important effect on defeated wiring circuit, especially the vertical open type outdoor high-voltage alternating current isolating switch (hereinafter referred to as isolator) of HGW9-12 type twin columns is particularly extensive in rural power grids application.
But the continuous reflection along with rural power grids operating maintenance personnel in recent years, the operating performance of existing isolator is not of great satisfaction. Due to technological deficiencies such as the heating of isolator, galvanic etchings, often cause keeping apart that the outpost of the tax office is stagnant, loose contact, from faults such as point locks, for rural electricity consumption brings great potential safety hazard, simultaneously also for operating maintenance personnel cause very big puzzlement. How to reduce isolator defect, improve isolator health level, it is ensured that electric power netting safe running, becomes hot issue urgently to be resolved hurrily in electric installation industry gradually.
In order to solve the problem, the utility model is proposed hereby.
Summary of the invention
The purpose of this utility model, is to provide HGW9-12 type twin columns vertical open type outdoor high-voltage alternating current isolating switch.
In order to realize these objects, adopt following technical scheme:
HGW9-12 type twin columns found open type outdoor high-voltage alternating current isolating switch, form primarily of underframe 11, support insulator 10, conduction loop part, self-locking device, fixed contact pedestal 1 and movable contact block 7;
Two support insulators 10 are arranged on underframe, fixed contact pedestal 1 above the support insulator 10 that is separately positioned on two and movable contact block 7;
Conduction loop part comprises guillotine type structure;
Guillotine type structure comprises two panels conductive blade 3, has three coupling shafts 15 and bearing pin 5 between two panels conductive blade 3, and conductive blade 3 is connected with movable contact block 7 by one of them coupling shaft 15 and can rotate around coupling shaft 15;
Set nut is equipped with at the two ends of each coupling shaft 15, and set nut and conductive blade 3 therebetween have dish-shaped spring 2, and fixed contact pedestal 1 and movable contact block 7 are formed by the copper coin curving right angle; Copper coin has the one end in hole to be connected with bus by bolt, and fixed contact pedestal 1 is provided with spacing cover 8, and fixed contact pedestal 1 is provided with the screens block 14 of oblique lower section projection near the side of movable contact block 7;
Draw ring 4 is connected with guillotine type structure by bearing pin 5, the spacing external member 13 of bearing pin 5 surface coverage;
The width of spacing external member 13 is less than the width that fixed contact pedestal 1 contacts one end;
Guillotine type structure has self-locking device, described self-locking device comprises hook body, the spring 12 of nearly S type, described hook body comprises A end 16, B end 9, hook body is connected with guillotine type structure by coupling shaft 15, together with the A end 16 of hook body is stacked with the protruding end 17 of draw ring 4, B end 9 and block board 14 block with together with;
Spring 12 is wrapped on hook body.
Advantageous Effects:
The utility model structure is simple, economical, it may also be useful to convenient, and working reliability height, can be installed on pillar, wall, crossbeam or metal hook housing, it is also possible to vertical dress tiltedly dress, flexible for installation, to external world environment to be suitable for ability strong. Use two panels conductive blade, when flowing through mutually equidirectional electric current, produce the electromotive force mutually attracted between them, which increases contact pressure, thus improve dynamic, the thermostability of serviceability and isolator. Conductive blade both sides adopt butterfly spring, and butterfly spring elasticity effect is better, and anti-fatigue life is long, and makes monnolithic case more succinct, compact, is taken up space less. Underframe adopts cold-rolling steel-plate punch part, and manufacturing process is simple, under the prerequisite ensureing working strength, further mitigates weight, and provides cost savings. So research and development of the present utility model, meet the requirement of the type isolator long-time running, it is to increase the working efficiency of operating maintenance personnel.
Accompanying drawing explanation
Fig. 1 is the utility model structure iron.
Fig. 2 is the utility model vertical view.
Fig. 3 is the utility model local structure schematic diagram.
The following is the mark of accompanying drawing in the utility model, illustrated by accompanying drawing and corresponding mark, it is possible to clearly understand the utility model.
Fixed contact pedestal 1, butterfly spring 2, conductive blade 3, draw ring 4, bearing pin 5, small clevis pin with head 6, movable contact block 7, cover 8, support insulator 10, underframe 11, spring 12, spacing external member 13, screens block 14, coupling shaft 15, A end 16, B end 9
Embodiment
Now the utility model is described in more detail by reference to the accompanying drawings.
With reference to, shown in Fig. 1, the utility model provides HGW9-12 type twin columns vertical open type outdoor high-voltage alternating current isolating switch, form primarily of underframe 11, support insulator 10, conduction loop part, self-locking device, fixed contact pedestal 1 and movable contact block 7.
Two support insulators 10 are arranged on underframe, fixed contact pedestal 1 above the support insulator 10 that is separately positioned on two and movable contact block 7.
Conduction loop part adopts guillotine type structure to divide, closing a floodgate reaches cut-out and closed circuit. Guillotine type structure comprises two panels conductive blade 3, has three coupling shafts 15 and bearing pin 5 between two panels conductive blade 3, and conductive blade 3 is connected with movable contact block 7 by one of them coupling shaft 15 and can rotate around coupling shaft 15. Small clevis pin with head 6 has also been taken between two panels conductive blade 3. Set nut is equipped with at the two ends of each coupling shaft 15, and set nut and conductive blade 3 therebetween have dish-shaped spring 2, regulates set nut can obtain the contact pressure required for breaker blade structure.
Fixed contact pedestal 1 and movable contact block 7 are formed by the copper coin curving right angle; It has the one end in hole to be connected with bus by bolt, and the other end is shorter, and during combined floodgate, it contacts with conductive blade 3. Fixed contact pedestal 1 is provided with spacing cover 8, it is possible to when restriction is closed a floodgate, the contact position of conductive blade 3. Fixed contact pedestal 1 is provided with the screens block 14 of oblique lower section projection near the side of movable contact block 7.
Draw ring 4 is connected with guillotine type structure by bearing pin 5, the spacing external member 13 of bearing pin 5 surface coverage. The width of spacing external member 13 is less than the width that fixed contact pedestal 1 contacts one end. After preventing from opening a sluice gate, during precession set nut, two conductive blades 3 infinitely close.
Guillotine type structure has self-locking device, described self-locking device comprises hook body, the spring 12 of nearly S type, described hook body comprises A end 16, B end 9, hook body is connected with guillotine type structure by coupling shaft 15 and rotates around coupling shaft 15, together with the A end 16 of hook body is stacked with the protruding end 17 of draw ring 4, when pulling out draw ring 4, the A end 16 of hook body is lifted by the protruding end 17 of draw ring 4, hook body rotates around coupling shaft 18, and B end 9 leaves block board 14. Guillotine type structure is by pull-up smoothly. Spring 12 is wrapped on hook body, plays the effect of reset.
During combined floodgate, pull out draw ring 4, after guillotine type structure is put into the position of spacing cover 8 of fixed contact pedestal 1, the shorter one end of fixed contact pedestal 1 contacts with conductive blade 3, being unclamped by draw ring 4, under the effect of spring 12, B end 9 blocks block board 14, being screwed by set nut, shorter one end and the conductive blade 3 of fixed contact pedestal 1, movable contact block 7 are in close contact.
The part forming self-locking device is stainless cast steel part, corrosion-resistant, accomplishes that self locking safety is reliable; Underframe adopts cold-rolled steel sheet one time punching molded, namely meets the requirement of strength that isolator needs, and appearance looks elegant is generous.
The utility model structure is simple, economical, it may also be useful to convenient, and working reliability height, can be installed on pillar, wall, crossbeam or metal hook housing, it is also possible to vertical dress tiltedly dress, flexible for installation, to external world environment to be suitable for ability strong. Use two panels conductive blade, when flowing through mutually equidirectional electric current, produce the electromotive force mutually attracted between them, which increases contact pressure, thus improve dynamic, the thermostability of serviceability and isolator. Conductive blade both sides adopt butterfly spring, and butterfly spring elasticity effect is better, and anti-fatigue life is long, and makes monnolithic case more succinct, compact, is taken up space less. Underframe adopts cold-rolling steel-plate punch part, and manufacturing process is simple, under the prerequisite ensureing working strength, further mitigates weight, and provides cost savings. So research and development of the present utility model, meet the requirement of the type isolator long-time running, it is to increase the working efficiency of operating maintenance personnel.
Although having been disclosed by the utility model by above embodiment, but protection domain of the present utility model is not limited to this, and the equivalent replacement when not deviateing the utility model design all belongs to protection domain of the present utility model.
Claims (1)
1.HGW9-12 type twin columns found open type outdoor high-voltage alternating current isolating switch, primarily of underframe (11), support insulator (10), conduction loop part, self-locking device, fixed contact pedestal (1) and movable contact block (7) composition;
Two support insulators (10) are arranged on underframe, fixed contact pedestal (1) above the support insulator (10) that is separately positioned on two and movable contact block (7);
Conduction loop part comprises guillotine type structure;
Guillotine type structure comprises two panels conductive blade (3), having three coupling shafts (15) and bearing pin (5) between two panels conductive blade (3), conductive blade (3) is connected with movable contact block (7) by one of them coupling shaft (15) and can rotate around coupling shaft (15);
Set nut is equipped with at the two ends of each coupling shaft (15), set nut and conductive blade (3) therebetween have dish-shaped spring (2), and fixed contact pedestal (1) and movable contact block (7) are formed by the copper coin curving right angle; Copper coin has the one end in hole to be connected with bus by bolt, fixed contact pedestal (1) is provided with spacing cover (8), and fixed contact pedestal (1) is provided with the screens block (14) of oblique lower section projection near the side of movable contact block (7);
Draw ring (4) is connected with guillotine type structure by bearing pin (5), the spacing external member of bearing pin (5) surface coverage (13);
The width of spacing external member (13) is less than the width of fixed contact pedestal (1) contact one end;
Guillotine type structure has self-locking device, described self-locking device comprises hook body, the spring (12) of nearly S type, described hook body comprises A end (16), B end (9), hook body is connected with guillotine type structure by coupling shaft (15), together with the A end (16) of hook body is stacked with the protruding end (17) of draw ring (4), B end (9) and block board (14) card with together with;
Spring (12) is wrapped on hook body.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520956312.XU CN205282352U (en) | 2015-11-27 | 2015-11-27 | HGW9 -12 type twin columns found open outdoor high voltage isolator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520956312.XU CN205282352U (en) | 2015-11-27 | 2015-11-27 | HGW9 -12 type twin columns found open outdoor high voltage isolator |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205282352U true CN205282352U (en) | 2016-06-01 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520956312.XU Active CN205282352U (en) | 2015-11-27 | 2015-11-27 | HGW9 -12 type twin columns found open outdoor high voltage isolator |
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| CN (1) | CN205282352U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107256817A (en) * | 2017-08-10 | 2017-10-17 | 张秋阳 | A kind of new totally-enclosed high voltage isolator |
| CN109559930A (en) * | 2018-12-04 | 2019-04-02 | 池州江南电力设备有限公司 | A kind of vertical open type outdoor high-voltage alternating current isolating switch of novel twin columns |
| CN111933475A (en) * | 2020-07-27 | 2020-11-13 | 国网内蒙古东部电力有限公司电力科学研究院 | High-strength aging-resistant totally-enclosed outdoor high-voltage alternating-current isolating switch |
-
2015
- 2015-11-27 CN CN201520956312.XU patent/CN205282352U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107256817A (en) * | 2017-08-10 | 2017-10-17 | 张秋阳 | A kind of new totally-enclosed high voltage isolator |
| CN107256817B (en) * | 2017-08-10 | 2019-04-02 | 张秋阳 | A kind of totally-enclosed high voltage isolator |
| CN109559930A (en) * | 2018-12-04 | 2019-04-02 | 池州江南电力设备有限公司 | A kind of vertical open type outdoor high-voltage alternating current isolating switch of novel twin columns |
| CN111933475A (en) * | 2020-07-27 | 2020-11-13 | 国网内蒙古东部电力有限公司电力科学研究院 | High-strength aging-resistant totally-enclosed outdoor high-voltage alternating-current isolating switch |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |