CN203588907U - Double column horizontal rotation type high voltage direct current isolation switch - Google Patents
Double column horizontal rotation type high voltage direct current isolation switch Download PDFInfo
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- CN203588907U CN203588907U CN201320795543.8U CN201320795543U CN203588907U CN 203588907 U CN203588907 U CN 203588907U CN 201320795543 U CN201320795543 U CN 201320795543U CN 203588907 U CN203588907 U CN 203588907U
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- horizontal rotation
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Abstract
The utility model discloses a double column horizontal rotation type high voltage direct current isolation switch, and relates to the field of high voltage direct current isolation switch equipment. The switch comprises supports, a chassis, bearing seats, support insulators, an electric motor actuating mechanism and a grounding static contact. The supports are fixed on the ground. The chassis is fixed at the tops of the supports. The bearings seats are respectively arranged on both ends of the chassis. The support insulators are arranged on the bearing seats. The grounding static contact is arranged at the top of the support insulator on one side. The electric motor actuating mechanism is fixed at the bottom of the support on one side and is connected with the bottom of the chassis through a vertical connecting rod. The switch further comprises an interelectrode connecting rod, a contact finger side conductive device and a contact side conductive device. The contact finger side conductive device and the contact side conductive device are respectively arranged on the top ends of the support insulators on both sides. The bottoms of the support insulators on both sides are connected through the interelectrode connecting rod. The switch provided by the utility model has the advantages of beautiful appearance, stable and reliable movement, small operating force, small closing impact and long service life.
Description
Technical field
The utility model relates to high-voltage direct current isolation switch apparatus field, specifically a kind of double-column horizontal rotation type high-voltage direct-current isolating switch.
Background technology
High voltage direct current transmission has the inherent characteristic that large capacity, remote, low-loss, province take up an area, and is the power transmission mode that meets China's fundamental realities of the country.The employing of high voltage power transmission technology, realizes wider most optimum distribution of resources, promotes Efficient Development and the utilization of China's energy, promotes the sustainable development of economy and society.DC line is due to the point-to-point form of main employing, less to the interference of operation of power networks, is subject to the support of various circles of society.High-voltage direct current isolation switch is one of important primary equipment in high voltage direct current power transmission and transforming equipment, is maximum a kind of of expense, in electric power system, occupies an important position, and to functional reliability, requires higher.Just at present, outdoor high-voltage direct-current isolating switch structure mostly is collapsible, collapsible direct-current isolating switch can produce larger cross force to insulator when closing a floodgate, and insulator top can produce larger skew, and then affects the reliability and stability that direct-current isolating switch closes a floodgate.
Summary of the invention
For solving the technical problem of above-mentioned existence, the utility model provides a kind of double-column horizontal rotation type high-voltage direct-current isolating switch, good looking appearance, and stable action is reliable, and operating physical force is little, and the impact of closing a floodgate is little, long service life.
For achieving the above object, the technical scheme that the utility model adopts is:
A kind of double-column horizontal rotation type high-voltage direct-current isolating switch, comprise support, underframe, bearing pedestal, post insulator, electromotor operating mechanism and grounding static contact, described support is fixed on ground, described underframe is fixed on a top of the trellis, on described underframe, two ends are respectively arranged with bearing pedestal, on described bearing pedestal, be provided with post insulator, described grounding static contact is arranged at the top of a lateral brace insulator, described electromotor operating mechanism is fixed on a side bottom of support, and by vertical links and underframe bottom, also comprise interpolar connecting rod, fingertip side electric installation and contact side electric installation, described fingertip side electric installation and contact side electric installation are arranged at respectively the top of both sides post insulator, described both sides connect by interpolar connecting rod between post insulator bottom.
This high-voltage direct current isolation switch also includes earthing switch blade and mechanical interlocks, described earthing switch blade is arranged at the bottom that top arranges the post insulator of grounding static contact, described mechanical interlocks is arranged at the below of described underframe, between described earthing switch blade, fingertip side electric installation, contact side electric installation, by described mechanical interlocks, connects.
Described earthing switch blade is single-arm vertical plug in construction.
Described mechanical interlocks is set to roller slidingtype.
During the leading fulgurite separating brake of the utility model, form in the horizontal direction single isolation fracture, during combined floodgate, post insulator drives left and right contact half-twist, and contact closes a floodgate by a kind of sliding motion; Otherwise separating brake is, between isolating switch and earthed switch, be provided with mechanical interlocks, there is stable action reliable, operating physical force is little, close a floodgate to impact little, low operational torque, high contact pressure, the feature such as through-flow stability is high, and Corrosion Protection is good, long service life.
Accompanying drawing explanation
Fig. 1 is "on" position structural representation of the present utility model.
Embodiment
Below in conjunction with the drawings and specific embodiments, the utility model is described in detail:
As shown in Figure 1, this double-column horizontal rotation type high-voltage direct-current isolating switch, comprise support 12, underframe 6, bearing pedestal 4, post insulator 3, electromotor operating mechanism 10, grounding static contact 8, interpolar connecting rod 5, fingertip side electric installation 1 and contact side electric installation 2, described support 12 is fixed on ground, described underframe 6 is fixed on support 12 tops, on described underframe 6, two ends are respectively arranged with bearing pedestal 4, on described bearing pedestal 4, be provided with post insulator 3, described grounding static contact 8 is arranged at the top of a lateral brace insulator 3, described electromotor operating mechanism 10 is fixed on a side bottom of support 12, and by vertical links 9 and underframe 6 bottoms, described fingertip side electric installation 1 and contact side electric installation 2 are arranged at respectively the top of both sides post insulator 3, between post insulator 3 bottoms, described both sides, by interpolar connecting rod 5, connect.
This high-voltage direct current isolation switch also attaching has earthing switch blade 7 and mechanical interlocks 11, described earthing switch blade 7 is arranged at the bottom that top arranges the post insulator 3 of grounding static contact 8, described mechanical interlocks 11 is arranged at the below of described underframe 6, between described earthing switch blade 7, fingertip side electric installation 1, contact side electric installation 2, by described mechanical interlocks 11, connects.
Preferably, described earthing switch blade 7 is single-arm vertical plug in construction.
Preferably, described mechanical interlocks 11 is set to roller slidingtype.
The utility model is when closing a floodgate, electromotor operating mechanism 10 drives bearing pedestal 4 to rotate by vertical links 9, bearing pedestal 4 drives 3 rotations of left side post insulator, left side post insulator 3 drives 3 rotations of right side post insulator by interpolar connecting rod 5, now both sides post insulator 3 drives respectively fingertip side electric installation 1, contact side electric installation 2 half-twists that are arranged on its top, until contact slides smoothly, insert in fingertip, electromotor operating mechanism 10 stops action, and making process finishes.
Separating brake process in contrast, electromotor operating mechanism 10 drives bearing pedestal 4 to rotate by vertical links 9, bearing pedestal 4 drives 3 rotations of left side post insulator, left side post insulator 3 drives 3 rotations of right side post insulator by interpolar connecting rod 5, now both sides post insulator 3 drives fingertip side electric installation 1, contact side electric installation 2 half-twists that are arranged on its top, until contact, fingertip is separated into is completely 90 ° of positions with underframe 6, electromotor operating mechanism 10 stops action, and separating brake process finishes.
Certainly; above-mentioned explanation is not to restriction of the present utility model; the utility model is also not limited in above-mentioned giving an example, and the variation that those skilled in the art make in essential scope of the present utility model, remodeling, interpolation or replacement, also should belong to protection range of the present utility model.
Claims (4)
1. a double-column horizontal rotation type high-voltage direct-current isolating switch, comprise support (12), underframe (6), bearing pedestal (4), post insulator (3), electromotor operating mechanism (10) and grounding static contact (8), described support (12) is fixed on ground, described underframe (6) is fixed on support (12) top, the upper two ends of described underframe (6) are respectively arranged with bearing pedestal (4), on described bearing pedestal (4), be provided with post insulator (3), described grounding static contact (8) is arranged at the top of a lateral brace insulator (3), described electromotor operating mechanism (10) is fixed on a side bottom of support (12), and by vertical links (9) and underframe (6) bottom, it is characterized in that, also comprise interpolar connecting rod (5), fingertip side electric installation (1) and contact side electric installation (2), described fingertip side electric installation (1) and contact side electric installation (2) are arranged at respectively the top of both sides post insulator (3), described both sides post insulators (3) connect by interpolar connecting rod (5) between bottom.
2. a kind of double-column horizontal rotation type high-voltage direct-current isolating switch according to claim 1, it is characterized in that, also include earthing switch blade (7) and mechanical interlocks (11), described earthing switch blade (7) is arranged at the bottom of the post insulator (3) that top arranges grounding static contact (8), described mechanical interlocks (11) is arranged at the below of described underframe (6), between described earthing switch blade (7), fingertip side electric installation (1), contact side electric installation (2), by described mechanical interlocks (11), connects.
3. a kind of double-column horizontal rotation type high-voltage direct-current isolating switch according to claim 2, is characterized in that, described earthing switch blade (7) is single-arm vertical plug in construction.
4. a kind of double-column horizontal rotation type high-voltage direct-current isolating switch according to claim 2, is characterized in that, described mechanical interlocks (11) is set to roller slidingtype.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320795543.8U CN203588907U (en) | 2013-12-06 | 2013-12-06 | Double column horizontal rotation type high voltage direct current isolation switch |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320795543.8U CN203588907U (en) | 2013-12-06 | 2013-12-06 | Double column horizontal rotation type high voltage direct current isolation switch |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203588907U true CN203588907U (en) | 2014-05-07 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320795543.8U Expired - Fee Related CN203588907U (en) | 2013-12-06 | 2013-12-06 | Double column horizontal rotation type high voltage direct current isolation switch |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203588907U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105261514A (en) * | 2015-11-17 | 2016-01-20 | 寇明军 | Double-column double-arm inserting type disconnecting switch |
| CN110189954A (en) * | 2019-07-08 | 2019-08-30 | 许昌市威仕达电气有限公司 | Isolation earthing switch |
| CN112003182A (en) * | 2020-08-27 | 2020-11-27 | 杭州巨骐信息科技股份有限公司 | Intelligent grounding system applied to high-voltage cable |
-
2013
- 2013-12-06 CN CN201320795543.8U patent/CN203588907U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105261514A (en) * | 2015-11-17 | 2016-01-20 | 寇明军 | Double-column double-arm inserting type disconnecting switch |
| CN110189954A (en) * | 2019-07-08 | 2019-08-30 | 许昌市威仕达电气有限公司 | Isolation earthing switch |
| CN112003182A (en) * | 2020-08-27 | 2020-11-27 | 杭州巨骐信息科技股份有限公司 | Intelligent grounding system applied to high-voltage cable |
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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 | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140507 Termination date: 20191206 |