CN201163588Y - Three-column horizontal rotation type isolation switch - Google Patents
Three-column horizontal rotation type isolation switch Download PDFInfo
- Publication number
- CN201163588Y CN201163588Y CNU2007201589856U CN200720158985U CN201163588Y CN 201163588 Y CN201163588 Y CN 201163588Y CN U2007201589856 U CNU2007201589856 U CN U2007201589856U CN 200720158985 U CN200720158985 U CN 200720158985U CN 201163588 Y CN201163588 Y CN 201163588Y
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- horizontal rotation
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Abstract
The utility model relates to an isolating switch in an electric power system, in particular to a three-column horizontal rotary isolating switch, consisting of three monopoles, a main knife actuating device and an earthed knife actuating device, wherein, each monopole comprises a post insulator (4), an earthed fixed contact (3) and a main knife fixed contact (2); the lower side of a pedestal (6) is provided with an earthed knife transmission joint and a main knife transmission joint; the main knife fixed contact (2) takes the structure of a self-force finger (15) which is cambered; the outsides of the fingers (15) make the fingers (15) fixed on both sides of a support (18) through a spring steel belt (16) and an external compression spring (17); the support (18) is fixed on a bottom plate (19) and connected with a terminal block (20) through flexible joint (21); and the bottom plate (19) is connected with the terminal block (20) through bolts. The three-column horizontal rotary isolating switch has the characteristics of stable and reliable motion, small closing impact, high through flow stability, good corrosion resistance and so on.
Description
Technical field
The utility model relates to the isolating switch in a kind of electric power system, and specifically a kind of three pillar type horizontally rotates the three-phase alternating current outdoor high-voltage isolating switch.
Background technology
Isolating switch is one of capital equipment in the high-tension power transmission and transformation equipment, and outdoor high-voltage isolating switch is owing to structural reason at present, and circulation poor stability, touch base rotate dumb; Dynamic and static contact impacts bigger when closing a floodgate, and action stability is poor, brings difficulty to the operator; Corrosion Protection is relatively poor, and useful life is short.
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 three post horizontal rotation type isolating switches that anticorrosion can be good.
The technical solution adopted in the utility model is: comprise three one poles, operator powder operation device and ground cutter powder operation device, each one pole comprises the three pillar type post insulator, post insulator is arranged on the base top, ground connection fixed contact, operator fixed contact all are arranged on the post insulator top of base both sides, and the operator moving contact is arranged on the post insulator top at base middle part; The ground connection plug-in strip is installed on the base, the base below is provided with ground cutter output shaft and operator output shaft, with its by drive joint and ground, operate vertical drive link and ground cutter man-operating mechanism, the connection of operator motor drive mechanism reaches transmission, pass through main by three utmost point drive joints, the horizontal drive link in ground connects three one poles is connected, described operator fixed contact is a self-operated type fingertip structure, fingertip is an arc, its outside is fixed in the support both sides by spring steel band and external-compression type spring with fingertip, support is arranged on the base plate by pivot pin and torsion spring, support is connected by being flexible coupling with terminal block, and base plate is connected with terminal block by bolt.
The conducting rod of described operator moving contact is a welded type, and conducting rod is adjustable the connection with touch panel.
Described fingertip is that high resiliency copper alloy material is made.
Described ground connection plug-in strip is the two-step action type drive mechanism, and its moving contact is a clavate.
Be connected for the zinc-plated soft conductive strips of copper between described base and the contact tube.
Because the utility model is arranged to the board-like fingertip of arc with fingertip by original U-shaped fingertip, and install with spring steel band and external-compression type spring, the fingertip of fixed contact is set to fixedly contact with support simultaneously, support is separated with terminal block, and connect with being flexible coupling, guaranteed that through-flow stability and touch base rotate flexibility, reducing closes a floodgate impacts; Contact tube changed the welded type contact tube into by former assembled, had guaranteed the through-flow stability of contact tube, and touch panel and contact tube are adjustable, can regulate the touch panel insertion depth as required, and is easy to adjust.
Description of drawings
Fig. 1 is a schematic diagram of the present utility model
Fig. 2 is the utility model fixed contact schematic diagram
Fig. 3 is the utility model moving contact schematic diagram
Embodiment
Fig. 1 is a kind of embodiment of the present utility model, comprise three one poles, operator powder operation device and ground cutter powder operation device etc., each one pole comprises two three pillar type post insulators 4 that connect up and down, post insulator 4 is arranged on base 6 tops, ground connection fixed contact 3, operator fixed contact 2 all are arranged on post insulator 4 tops of base 6 both sides, and operator moving contact 1 is arranged on post insulator 4 tops at base 6 middle parts; The ground connection plug-in strip is installed on the base 6; Base 6 belows are provided with ground cutter output shaft and operator output shaft, it is passed through drive joint 7 and ground, operate vertical drive link and ground cutter man-operating mechanism 9,11 connections of operator motor drive mechanism reach transmission, pass through main by three utmost point drive joints, the horizontal drive link in ground connects three one poles is connected, described operator fixed contact 2 is a self-operated type fingertip structure, as Fig. 2, fingertip 15 is an arc, its outside is fixed in support 18 both sides by spring steel band 16 and external-compression type spring 17 with fingertip 15, support 18 is arranged on the base plate 19 by pivot pin and torsion spring, support 18 and terminal block 20 21 are connected by being flexible coupling, and base plate 19 is connected with terminal block 20 by bolt.To the operate fingertip 15 of fixed contact 2 of the utility model is set to fixedly contact with support 18, support 18 is separated with terminal block 20, and 21 connect with being flexible coupling, and has guaranteed that through-flow stability and touch base rotate flexibility, and reducing closes a floodgate impacts; Fingertip 15 of the present utility model preferably adopts the copper alloy material of conductance height, good springiness to make.
The conducting rod 32 of operator moving contact 1 of the present utility model is a welded type, and conducting rod 32 is adjustable the connection with touch panel 33.See Fig. 3, contact tube 31 changed welded type contact tube 31 into by former assembled, had guaranteed contact tube 31 through-flow stability; Touch panel 33 is adjustable with contact tube 31, can regulate touch panel 33 insertion depths as required, the convenient adjusting.
The installation and the adjustment of horizontal drive link for convenience, it is one group that the horizontal drive link of master of the present utility model adopts four, is connected with joint by bolt between per two horizontal drive links of master, horizontal drive link connects three one poles by joint.Connection between horizontal drive link and the joint not only is convenient to installation, adjustment, dismounting and maintenance with the welding before the replacement that is threaded, and has avoided the corrosion of pad.Ground connection plug-in strip of the present utility model is the two-step action type drive mechanism, and its moving contact is a clavate.Be connected for the zinc-plated soft conductive strips of copper between base 6 and the contact tube 31.
It is reliable to the utlity model has stable action, and the impact of closing a floodgate is little, and through-flow stability is high, and anticorrosion can wait characteristics well.
Claims (5)
1, a kind of three post horizontal rotation type isolating switches, comprise three one poles, operator powder operation device and ground cutter powder operation device, each one pole comprises three pillar type post insulator (4), post insulator (4) is arranged on base (6) top, ground connection fixed contact (3), operator fixed contact (2) all are arranged on post insulator (4) top of base (6) both sides, and operator moving contact (1) is arranged on post insulator (4) top at base (6) middle part; The ground connection plug-in strip is installed on the base (6), base (6) below is provided with ground cutter output shaft and operator output shaft, it is passed through drive joint (7) and ground, operate vertical drive link and ground cutter man-operating mechanism (9), operator motor drive mechanism (11) connection reaches transmission, pass through main by three utmost point drive joints, the horizontal drive link in ground connects three one poles is connected, it is characterized in that: described operator fixed contact (2) is self-operated type fingertip structure, fingertip (15) is an arc, its outside is fixed in support (18) both sides by spring steel band (16) and external-compression type spring (17) with fingertip (15), support (18) is arranged on the base plate (19) by pivot pin and torsion spring, support (18) is connected by be flexible coupling (21) with terminal block (20), and base plate (19) is connected with terminal block (20) by bolt.
2, three post horizontal rotation type isolating switches according to claim 1, it is characterized in that: the conducting rod (32) of described operator moving contact (1) is a welded type, and conducting rod (32) is adjustable the connection with touch panel (33).
3, three post horizontal rotation type isolating switches according to claim 1, it is characterized in that: described fingertip (15) is made for high resiliency copper alloy material.
4, three post horizontal rotation type isolating switches according to claim 1, it is characterized in that: described ground connection plug-in strip is the two-step action type drive mechanism, its moving contact is a clavate.
5, three post horizontal rotation type isolating switches according to claim 1 is characterized in that: be connected for the zinc-plated soft conductive strips of copper between described base (6) and the contact tube (31).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2007201589856U CN201163588Y (en) | 2007-12-28 | 2007-12-28 | Three-column horizontal rotation type isolation switch |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2007201589856U CN201163588Y (en) | 2007-12-28 | 2007-12-28 | Three-column horizontal rotation type isolation switch |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201163588Y true CN201163588Y (en) | 2008-12-10 |
Family
ID=40184517
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2007201589856U Expired - Fee Related CN201163588Y (en) | 2007-12-28 | 2007-12-28 | Three-column horizontal rotation type isolation switch |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201163588Y (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102339678A (en) * | 2011-07-07 | 2012-02-01 | 江苏省如高高压电器有限公司 | Debugging device for extra-high-voltage earthing switch |
| CN109360762A (en) * | 2018-09-20 | 2019-02-19 | 江苏省如高高压电器有限公司 | A kind of disconnecting switch of three-phase ganged |
| CN111971772A (en) * | 2018-04-11 | 2020-11-20 | Abb电网瑞士股份公司 | Flexible conductor for isolating switch and isolating switch |
-
2007
- 2007-12-28 CN CNU2007201589856U patent/CN201163588Y/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102339678A (en) * | 2011-07-07 | 2012-02-01 | 江苏省如高高压电器有限公司 | Debugging device for extra-high-voltage earthing switch |
| CN102339678B (en) * | 2011-07-07 | 2013-12-11 | 江苏省如高高压电器有限公司 | Debugging device for extra-high-voltage earthing switch |
| CN111971772A (en) * | 2018-04-11 | 2020-11-20 | Abb电网瑞士股份公司 | Flexible conductor for isolating switch and isolating switch |
| CN111971772B (en) * | 2018-04-11 | 2023-04-11 | 日立能源瑞士股份公司 | Flexible conductor for isolating switch and isolating switch |
| CN109360762A (en) * | 2018-09-20 | 2019-02-19 | 江苏省如高高压电器有限公司 | A kind of disconnecting switch of three-phase ganged |
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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: 20081210 Termination date: 20100128 |