CN201041782Y - Two-step action three-phase AC outdoor high-voltage ground switch - Google Patents
Two-step action three-phase AC outdoor high-voltage ground switch Download PDFInfo
- Publication number
- CN201041782Y CN201041782Y CNU2007200231088U CN200720023108U CN201041782Y CN 201041782 Y CN201041782 Y CN 201041782Y CN U2007200231088 U CNU2007200231088 U CN U2007200231088U CN 200720023108 U CN200720023108 U CN 200720023108U CN 201041782 Y CN201041782 Y CN 201041782Y
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Abstract
The utility model relates to a two-step action type three-phase AC outdoor high-voltage grounding switch, which comprises three monopoles which form the three phases. Each monopole includes a steel bracket 1, a pedestal 2, a stanchion insulator 3, a grounding static contact 4, and a grounding chopper. The utility model is characterized in that the grounding chopper is a two-step action type transmission structure, and includes a manual operation mechanism 8 arranged on the steel bracket 1, a vertical transmission rod 5 linked with the manual operation mechanism 8 and the pedestal 2, a mobile contact linked with the pedestal 2 through a conductive pipe, a horizontal transmission rod 6 linked with the pedestal 1 through a junction 7. Operating the manual operation mechanism 8 can cause that the mobile contact rotates upwards to approach the static contact 4 and then moves linearly to realize switching on through the vertical transmission rod 5, the pedestal 2, and the conductive tube. The utility model has the advantages that the actions are smooth and reliable, the impact of the switching-on is little, the currency capability is strong, the corrosion resistance is good, the operation is handy, and the service life is long.
Description
One, technical field
The utility model relates to a kind of power transmission and transforming equipment, specifically a kind of two-step action type three-phase alternating current outdoor high-voltage earthed switch.
Two, background technology
The outdoor high-voltage earthed switch is one of capital equipment in the high-tension power transmission and transformation equipment, but present outdoor high-voltage earthed switch exists following shortcoming: impact greatly when closing a floodgate at dynamic/static contact, action stability is relatively poor, brings difficulty to operation; Anticorrosive property is relatively poor, and useful life is short.
Three, summary of the invention
The purpose of this invention is to provide a kind of two-step action type three-phase alternating current outdoor high-voltage earthed switch, its stable action is reliable, close a floodgate to impact for a short time, and through-current capability is strong, and Corrosion Protection is good, operate light, long service life.
For achieving the above object, the technical scheme that the utility model is taked is: be made up of three one poles, form three-phase.Each one pole all includes compositions such as steel bracket, base, post insulator, ground connection fixed contact, ground connection plug-in strip, base is fixed on the upper end of steel bracket, post insulator is fixed on the base, and the ground connection fixed contact is fixed on the post insulator, and the ground connection plug-in strip is installed on steel bracket, the base.
The ground connection plug-in strip is the two-step action type drive mechanism, includes compositions such as moving contact, contact tube, vertical drive link, horizontal drive link, joint, manpower operating mechanism.The manpower operating mechanism is fixed on the steel bracket, the lower end of vertical drive link connects with the manpower operating mechanism, the upper end connects with the active connecting lever of base, moving contact connects with clamping of base by contact tube, and horizontal drive link connects with base on three one poles respectively by joint.
Installation and adjustment for the ease of horizontal drive link, horizontal drive link can adopt by two horizon bars and three to be formed, connect by joint between two horizon bars, joint respectively is equipped with at the two ends of the horizon bar after the connection, and individual horizontal drive link connects with base on three one poles by its three joints.Can adopt connecting of clamping plate and anchor ear connecting between horizon bar and the joint joint, replace former welding to connect, the one, be convenient to install, adjust, dismounting, safeguard, the 2nd, avoided the corrosion of pad.
In order to improve the conduction through-current capability, the helical spring fingertip that the ground connection fixed contact can adopt high-quality high elasticity and high conductivity rate alloy material to make can make sound joint contact point many; The moving contact of ground connection plug-in strip is a clavate, and structural strength is good, and being electrically connected between contact tube and the base adopted the zinc-plated soft conductive strips of copper, and contact is reliable.
The operating manpower operating mechanism, by vertical drive link, the active connecting lever of rotating base, by two cover four-bar linkage structures, make contact tube upwards rotation in vertical plane earlier, make moving contact on the contact tube near the ground connection fixed contact, and then rectilinear motion and ground connection fixed contact combined floodgate.Otherwise reverse operating just can be realized separating brake.
Because the utility model is designed to two-step action type with the ground connection plug-in strip, the impulsive force when having reduced to close a floodgate, stable action is reliable, and it is convenient to install, debug; And the part that is electrically connected improved, improved the conduction through-current capability, and anticorrosion ability.Therefore, it is reliable to the utlity model has stable action, closes a floodgate that it is little to impact, and through-current capability is strong, and Corrosion Protection is good, operate light, characteristics such as long service life.
Four, description of drawings
Fig. 1 is a schematic diagram of the present utility model.
Five, embodiment
Accompanying drawing is embodiment of the present utility model, is made up of three one poles, forms three-phase.Each one pole all includes compositions such as steel bracket 1, base 2, post insulator 3, ground connection fixed contact 4, ground connection plug-in strip, base 2 is fixed on the upper end of steel bracket 1, post insulator 3 is fixed on the base 2, ground connection fixed contact 4 is fixed on the post insulator 3, and the ground connection plug-in strip is installed on steel bracket 1, the base 2.
The ground connection plug-in strip is the two-step action type drive mechanism, includes compositions such as moving contact, contact tube, vertical drive link 5, horizontal drive link 6, joint 7, manpower operating mechanism 8.Manpower operating mechanism 8 adopts the CSG type.Manpower operating mechanism 8 is fixed on the steel bracket 1, the lower end of vertical drive link 5 connects with manpower operating mechanism 8, the upper end connects with the active connecting lever of base 2, moving contact connects with clamping of base 2 by contact tube, and horizontal drive link 6 connects with base 2 on three one poles respectively by joint 7.
For the ease of the installation and the adjustment of horizontal drive link, the horizontal drive link 6 of present embodiment adopts to be made up of two horizon bars, and joint 7 is three.Connect by joint 7 between two horizon bars, joint 7 respectively is equipped with at the two ends of the horizon bar after the connection, and horizontal drive link 6 connects with base 2 on three one poles by three joints 7.Adopt connecting of clamping plate and anchor ear connecting between the horizon bar of present embodiment and the joint 7, replace former welding to connect, the one, be convenient to install, adjust, dismounting, maintenance, the 2nd, avoided the corrosion of pad.
In order to improve the conduction through-current capability, the helical spring fingertip that the ground connection fixed contact 4 of present embodiment adopts high-quality high elasticity and high conductivity rate alloy material to make can make sound joint contact point many; The moving contact of ground connection plug-in strip is a clavate, and structural strength is good, and being electrically connected between contact tube and the base 2 adopted the zinc-plated soft conductive strips of copper, and contact is reliable.
Operating manpower operating mechanism 8, by vertical drive link 5, the active connecting lever of jack-up base 2 rotates up contact tube, and the moving contact on the contact tube is near ground connection fixed contact 4, and then rectilinear motion and ground connection fixed contact 4 combined floodgates.Otherwise reverse operating just can be realized separating brake.
Therefore it is reliable to the utlity model has stable action, closes a floodgate that it is little to impact, and through-current capability is strong, and is anti-Corrosive nature is good, operate light, the characteristics such as long service life.
Claims (5)
1. two-step action type three-phase alternating current outdoor high-voltage earthed switch, form by three one poles, form three-phase, each one pole all includes steel bracket (1), base (2), post insulator (3), ground connection fixed contact (4), the ground connection plug-in strip is formed, base (2) is fixed on the upper end of steel bracket (1), post insulator (3) is fixed on the base (2), ground connection fixed contact (4) is fixed on the post insulator (3), the ground connection plug-in strip is installed in steel bracket (1), on the base (2), it is characterized in that described ground connection plug-in strip is the two-step action type drive mechanism, include moving contact, contact tube, vertical drive link (5), horizontal drive link (6), joint (7), manpower operating mechanism (8), manpower operating mechanism (8) is fixed on the steel bracket (1), the lower end of vertical drive link (5) connects with manpower operating mechanism (8), the upper end connects with the active connecting lever of base (2), moving contact connects with clamping of base (2) by contact tube, and horizontal drive link (6) connects with base (2) on three one poles respectively by joint (7).
2. two-step action type three-phase alternating current outdoor high-voltage earthed switch according to claim 1 is characterized in that described horizontal drive link (6) by two horizon bars, connects by joint (7) between two horizon bars.
3. two-step action type three-phase alternating current outdoor high-voltage earthed switch according to claim 2 is characterized in that between two horizon bars of described horizontal drive link (6) connecting with joint (7) connecting for clamping plate and anchor ear.
4. two-step action type three-phase alternating current outdoor high-voltage earthed switch according to claim 1 is characterized in that the helical spring fingertip that described ground connection fixed contact (4) is made for high-quality high elasticity and high conductivity rate alloy material, and the moving contact of ground connection plug-in strip is a clavate; Being electrically connected between contact tube and the base (2) adopted the zinc-plated soft conductive strips of copper.
5. two-step action type three-phase alternating current outdoor high-voltage earthed switch according to claim 1 is characterized in that being electrically connected between contact tube and the base (2) adopt the zinc-plated soft conductive strips of copper.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2007200231088U CN201041782Y (en) | 2007-06-01 | 2007-06-01 | Two-step action three-phase AC outdoor high-voltage ground switch |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2007200231088U CN201041782Y (en) | 2007-06-01 | 2007-06-01 | Two-step action three-phase AC outdoor high-voltage ground switch |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201041782Y true CN201041782Y (en) | 2008-03-26 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2007200231088U Expired - Fee Related CN201041782Y (en) | 2007-06-01 | 2007-06-01 | Two-step action three-phase AC outdoor high-voltage ground switch |
Country Status (1)
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| CN (1) | CN201041782Y (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101866773A (en) * | 2010-05-24 | 2010-10-20 | 山东泰开隔离开关有限公司 | Three-post horizontally turning type extra-high voltage series compensation parallel-connection isolation switch |
| CN101436488B (en) * | 2008-12-03 | 2010-12-08 | 山东泰开隔离开关有限公司 | On-off large parameter induction current outdoor high-voltage AC grounding switch |
| CN101404226B (en) * | 2008-11-14 | 2011-06-01 | 株洲庆云电力机车配件工厂 | High voltage ground switch |
| 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 |
| CN102983035A (en) * | 2012-11-21 | 2013-03-20 | 正泰电气股份有限公司 | Three phase earthing switch structure driven by duplex pull rods and distributed in I shape |
-
2007
- 2007-06-01 CN CNU2007200231088U patent/CN201041782Y/en not_active Expired - Fee Related
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101404226B (en) * | 2008-11-14 | 2011-06-01 | 株洲庆云电力机车配件工厂 | High voltage ground switch |
| CN101436488B (en) * | 2008-12-03 | 2010-12-08 | 山东泰开隔离开关有限公司 | On-off large parameter induction current outdoor high-voltage AC grounding switch |
| CN101866773A (en) * | 2010-05-24 | 2010-10-20 | 山东泰开隔离开关有限公司 | Three-post horizontally turning type extra-high voltage series compensation parallel-connection isolation switch |
| 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 |
| CN102983035A (en) * | 2012-11-21 | 2013-03-20 | 正泰电气股份有限公司 | Three phase earthing switch structure driven by duplex pull rods and distributed in I shape |
| CN102983035B (en) * | 2012-11-21 | 2015-01-28 | 正泰电气股份有限公司 | Three phase earthing switch structure driven by duplex pull rods and distributed in I shape |
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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: 20080326 |