CN202996679U - Disconnecting link mechanism used in disconnecting switch - Google Patents
Disconnecting link mechanism used in disconnecting switch Download PDFInfo
- Publication number
- CN202996679U CN202996679U CN 201220674899 CN201220674899U CN202996679U CN 202996679 U CN202996679 U CN 202996679U CN 201220674899 CN201220674899 CN 201220674899 CN 201220674899 U CN201220674899 U CN 201220674899U CN 202996679 U CN202996679 U CN 202996679U
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- China
- Prior art keywords
- side plates
- bearing pin
- draw ring
- isolating switch
- hole
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Abstract
The utility model discloses a disconnecting link mechanism used in a disconnecting switch. The disconnecting link mechanism comprises two side plates which are arranged in parallel, a pull ring and a hook. Ends of the two side plates which are jointed with a disconnecting switch moving contact are connected through a first pin roll, a second pin roll and a third pin roll successively, ends of the two side plates which are hinged with a disconnecting switch stationary contact are provided with a hinged through hole respectively and correspondingly, the inner sides of the ends of the two side plates which are jointed with the disconnecting switch moving contact are machined with a raised plane contact respectively, each side plate is formed with a groove at the outer side corresponding to the raised plane contact, the outer sides of the two side plates are provided with a plate spring respectively, one end of each plate spring is riveted with the second pin roll, and the other end of the plate spring is pressed against the groove. The disconnecting link mechanism may further comprises the pull ring, the hook and a reset spring. The disconnecting link mechanism of the utility model can be used to ensure the reliable joint between the disconnecting link and the disconnecting switch moving contact, so the service life of the disconnecting link can be improved.
Description
Technical field
The utility model relates to the isolating switch in high tension distribution system, especially a kind of switch mechanism that is applied to isolating switch.
Background technology
the switch mechanism that existing isolating switch is used all will comprise two side plates and a plurality of bearing pins that are connected two side plates, the end that two side plates and isolating switch static contact point are hinged is provided with hinged through hole, two side plates utilize bolt or connecting axle and isolating switch static contact point to be hinged by hinged through hole, the free end of two side plates engages with the moving contact of isolating switch by medial surface, a patent No. as disclosed on September 1st, 1999 is ZL98211157.6, name is called the utility model patent of " a kind of high voltage isolator ", can know from its prospectus accompanying drawing and find out, the switch mechanism that high voltage isolator is used just comprises two side plates and a plurality of bearing pins that are connected two side plates, the free end of two side plates and the moving contact of isolating switch engage.Although the switch mechanism that this traditional isolating switch is used is relatively simple for structure, but the free end of two side plates and moving contact repeatedly close a floodgate and separating brake after, the free end of two side plates can produce distortion, cause two free-ended medial surfaces of side plate to engage not tight with moving contact, increase the conductive resistance of disconnecting link and moving contact, make the contact portion heating of disconnecting link and moving contact increase, further strengthen the free-ended distortion of two side plates, easily produce simultaneously larger spark in the process of closing a floodgate, affected the useful life of disconnecting link.
The utility model content
The technical problems to be solved in the utility model is to provide the switch mechanism that a kind of isolating switch is used, and can guarantee the moving contact positive engagement of disconnecting link and isolating switch, improves the useful life of disconnecting link.
for achieving the above object, the technical solution of the utility model is: the switch mechanism that a kind of isolating switch is used, comprise two side plates that be arranged in parallel, draw ring, hook, the end that two side plates engage with the isolating switch moving contact is successively by the first bearing pin, the second bearing pin, the 3rd bearing pin is connected, each corresponding hinged through hole that is provided with of an end that two side plates and isolating switch static contact point are hinged, the inboard of the end that two side plates engage with the isolating switch moving contact respectively is processed with a convex plane contact, each side plate is forming a groove with the corresponding outside, convex plane contact, in the outside of two side plates, a board-like stage clip is set respectively, one end of board-like stage clip is riveted mutually with the second bearing pin, the other end of board-like stage clip is against on described groove.
Further improve the upper following outward of described two side plates.Improve the intensity of two side plates, reduce the distortion of two side plates, extend the useful life of disconnecting link.
Further improve, each stiffener of first fitting on two side plates outsides, described stiffener passes the second bearing pin and the 3rd bearing pin, and then the second bearing pin is riveted mutually with an end of board-like stage clip again.Further strengthen the intensity of side plate, extend the useful life of disconnecting link.
Further improve, connecting a location bearing pin near hinged through hole between described two side plates.The assembling and positioning of convenient two side plates.
further improve, described switch mechanism also comprises draw ring, hook, back-moving spring, hook is between two side plates and is hinged with the first bearing pin, the both sides of draw ring bottom are provided with the first through hole and the first projection, the centre of draw ring bottom is provided with the second through hole, draw ring is contained between two side plates, the first through hole of draw ring bottom is hinged on the 3rd bearing pin, the second through hole of draw ring bottom is enclosed within on the second bearing pin, the internal diameter of described the second through hole is greater than the external diameter of the second bearing pin, hook is provided with on the first projection that the second projection leans against draw ring, the centre of back-moving spring is fixed on the second bearing pin, one end of back-moving spring is stuck on draw ring, the other end of back-moving spring is stuck on the second projection of hook.Can make hook rotate or reset, the separating brake of handled easily disconnecting link and combined floodgate by draw ring and back-moving spring like this.
The inboard of the end that the utility model engages with the isolating switch moving contact due to two side plates respectively is processed with a convex plane contact, each side plate is forming groove with the corresponding outside, convex plane contact, in the outside of two side plates, a board-like stage clip is set respectively, one end of board-like stage clip is riveted mutually with the second bearing pin, and the other end of board-like stage clip is against on described groove; The convex plane contact is subjected to the side plate deformation effect little on the one hand, to engage tightness better with the isolating switch moving contact for it, on the other hand, the clamping force that applies by two board-like stage clips can make the convex plane contact better be clamped on the end face of conductive contact, reduce the conductive resistance of disconnecting link and moving contact, reduce the heating of disconnecting link and moving contact contact portion, the distortion of two side plates is reduced, reduce the spark that produces when closing a floodgate, improve the useful life of disconnecting link.
Description of drawings
Fig. 1 is the utility model stereogram that is connected with a kind of isolating switch static contact point.
Fig. 2 is the vertical view of Fig. 1.
Fig. 3 is the A-A cutaway view of Fig. 2.
Fig. 4 is the stereogram that Fig. 1 the utility model is hidden a side plate.
Embodiment
Below in conjunction with accompanying drawing and concrete execution mode, the utility model is described in further detail.
Fig. 1 is to shown in Figure 4, the switch mechanism that a kind of isolating switch is used, comprise two side plates that be arranged in parallel 1, the end that two side plates 1 engage with the isolating switch moving contact is successively by the first bearing pin 2, the second bearing pin 3, the 3rd bearing pin 4 is connected, each corresponding hinged through hole 11 that is provided with of an end that two side plates 1 and isolating switch static contact point 5 are hinged, the inboard of the end that two side plates 1 engage with the isolating switch moving contact respectively is processed with a convex plane contact 12, each side plate 1 is forming a groove 13 with the 12 corresponding outsides, convex plane contact, each stiffener 6 of first fitting on two side plate 1 outsides, described stiffener 6 passes the second bearing pin 3 and the 3rd bearing pin 4, then a board-like stage clip 7 respectively is set in the outside of two stiffeners 6, one end of board-like stage clip 7 is riveted mutually with the second bearing pin 3, the other end of board-like stage clip 7 is against on described groove 13.
For further improving the intensity of two side plates 1, the upper following outward of described two side plates 1.
Locating bearing pin 8 near hinged through hole 11 places connection one between described two side plates 1.
above-mentioned switch mechanism also comprises draw ring 9, hook 10, back-moving spring 20, hook 10 is between two side plates and is hinged with the first bearing pin 2, the both sides of draw ring 9 bottoms are provided with the first through hole 91 and the first projection 92, the centre of draw ring 9 bottoms is provided with the second through hole 93, draw ring 9 is contained between two side plates 1, the first through hole 91 of draw ring 9 bottoms is hinged on the 3rd bearing pin 4, the second through hole 93 of draw ring 9 bottoms is enclosed within on the second bearing pin 3, the internal diameter of described the second through hole 93 is greater than the external diameter of the second bearing pin 3, hook 10 is provided with on the first projection 92 that the second projection 101 leans against draw ring 9, the centre of back-moving spring 20 is fixed on the second bearing pin 3, one end of back-moving spring 20 is stuck on draw ring 9, the other end of back-moving spring 20 is stuck in the second projection 101 of hook 10.
Be only below preferred embodiment of the utility model, the change that those skilled in the art does to be equal to by claim all falls into the protection range of this case.
Claims (5)
1. switch mechanism that isolating switch is used, comprise two side plates that be arranged in parallel, the end that two side plates engage with the isolating switch moving contact is successively by the first bearing pin, the second bearing pin, the 3rd bearing pin is connected, each corresponding hinged through hole that is provided with of an end that two side plates and isolating switch static contact point are hinged, it is characterized in that: the inboard of the end that two side plates engage with the isolating switch moving contact respectively is processed with a convex plane contact, each side plate is forming a groove with the corresponding outside, convex plane contact, in the outside of two side plates, a board-like stage clip is set respectively, one end of board-like stage clip is riveted mutually with the second bearing pin, the other end of board-like stage clip is against on described groove.
2. the switch mechanism used of a kind of isolating switch according to claim 1, is characterized in that: the upper following outward of described two side plates.
3. the switch mechanism used of a kind of isolating switch according to claim 1, it is characterized in that: each stiffener of first fitting on two side plates outsides, described stiffener passes the second bearing pin and the 3rd bearing pin, and then the second bearing pin is riveted mutually with an end of board-like stage clip again.
4. the switch mechanism used of a kind of isolating switch according to claim 1, is characterized in that: connecting a location bearing pin near hinged through hole between described two side plates.
5. the switch mechanism used of the described a kind of isolating switch of according to claim 1 to 4 any one, it is characterized in that: described switch mechanism also comprises draw ring, hook, back-moving spring, hook is between two side plates and is hinged with the first bearing pin, the both sides of draw ring bottom are provided with the first through hole and the first projection, the centre of draw ring bottom is provided with the second through hole, draw ring is contained between two side plates, the first through hole of draw ring bottom is hinged on the 3rd bearing pin, the second through hole of draw ring bottom is enclosed within on the second bearing pin, the internal diameter of described the second through hole is greater than the external diameter of the second bearing pin, hook is provided with on the first projection that the second projection leans against draw ring, the centre of back-moving spring is fixed on the second bearing pin, one end of back-moving spring is stuck on draw ring, the other end of back-moving spring is stuck on the second projection of hook.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220674899 CN202996679U (en) | 2012-12-10 | 2012-12-10 | Disconnecting link mechanism used in disconnecting switch |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220674899 CN202996679U (en) | 2012-12-10 | 2012-12-10 | Disconnecting link mechanism used in disconnecting switch |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202996679U true CN202996679U (en) | 2013-06-12 |
Family
ID=48567822
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220674899 Expired - Fee Related CN202996679U (en) | 2012-12-10 | 2012-12-10 | Disconnecting link mechanism used in disconnecting switch |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202996679U (en) |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103617918A (en) * | 2013-12-12 | 2014-03-05 | 铁岭市世纪电力设备有限公司 | Disconnecting link component of outdoor alternating current high-voltage disconnecting switch |
| CN103617916A (en) * | 2013-10-30 | 2014-03-05 | 合保电气（芜湖）有限公司 | An outdoor AC isolating switch |
| CN106952772A (en) * | 2017-04-25 | 2017-07-14 | 国家电网公司 | Isolation switch device for high voltage line |
| CN107689394A (en) * | 2016-08-03 | 2018-02-13 | 联华电子股份有限公司 | Semiconductor structure and manufacturing method thereof |
| CN111627742A (en) * | 2020-05-27 | 2020-09-04 | 固力发电气有限公司 | High-voltage load isolating switch |
| CN113474864A (en) * | 2019-05-06 | 2021-10-01 | Abb瑞士股份有限公司 | Grounding switch for a switchgear and switchgear |
| CN114068224A (en) * | 2021-11-16 | 2022-02-18 | 广东电网有限责任公司广州供电局 | isolating switch |
-
2012
- 2012-12-10 CN CN 201220674899 patent/CN202996679U/en not_active Expired - Fee Related
Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103617916A (en) * | 2013-10-30 | 2014-03-05 | 合保电气（芜湖）有限公司 | An outdoor AC isolating switch |
| CN103617916B (en) * | 2013-10-30 | 2016-01-06 | 合保电气（芜湖）有限公司 | A kind of outdoor AC isolation switch |
| CN103617918A (en) * | 2013-12-12 | 2014-03-05 | 铁岭市世纪电力设备有限公司 | Disconnecting link component of outdoor alternating current high-voltage disconnecting switch |
| CN107689394A (en) * | 2016-08-03 | 2018-02-13 | 联华电子股份有限公司 | Semiconductor structure and manufacturing method thereof |
| CN106952772A (en) * | 2017-04-25 | 2017-07-14 | 国家电网公司 | Isolation switch device for high voltage line |
| CN106952772B (en) * | 2017-04-25 | 2018-11-27 | 国家电网公司 | High-tension line isolation switch device |
| CN113474864A (en) * | 2019-05-06 | 2021-10-01 | Abb瑞士股份有限公司 | Grounding switch for a switchgear and switchgear |
| CN111627742A (en) * | 2020-05-27 | 2020-09-04 | 固力发电气有限公司 | High-voltage load isolating switch |
| CN111627742B (en) * | 2020-05-27 | 2022-11-18 | 固力发电气有限公司 | High-voltage load isolating switch |
| CN114068224A (en) * | 2021-11-16 | 2022-02-18 | 广东电网有限责任公司广州供电局 | isolating switch |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20130612 Termination date: 20201210 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |