CN105655913A - Disconnecting grounding switch mechanism, switch equipment and guide contact base of disconnecting grounding switch mechanism - Google Patents
Disconnecting grounding switch mechanism, switch equipment and guide contact base of disconnecting grounding switch mechanism Download PDFInfo
- Publication number
- CN105655913A CN105655913A CN201610129452.9A CN201610129452A CN105655913A CN 105655913 A CN105655913 A CN 105655913A CN 201610129452 A CN201610129452 A CN 201610129452A CN 105655913 A CN105655913 A CN 105655913A
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- Prior art keywords
- switch
- isolation
- contact
- seat
- switch mechanism
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Classifications
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H31/00—Air-break switches for high tension without arc-extinguishing or arc-preventing means
- H01H31/02—Details
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02B—BOARDS, SUBSTATIONS OR SWITCHING ARRANGEMENTS FOR THE SUPPLY OR DISTRIBUTION OF ELECTRIC POWER
- H02B13/00—Arrangement of switchgear in which switches are enclosed in, or structurally associated with, a casing, e.g. cubicle
- H02B13/02—Arrangement of switchgear in which switches are enclosed in, or structurally associated with, a casing, e.g. cubicle with metal casing
- H02B13/035—Gas-insulated switchgear
- H02B13/075—Earthing arrangements
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H31/00—Air-break switches for high tension without arc-extinguishing or arc-preventing means
- H01H31/02—Details
- H01H31/023—Base and stationary contacts mounted thereon
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H31/00—Air-break switches for high tension without arc-extinguishing or arc-preventing means
- H01H31/02—Details
- H01H31/026—Movable parts and contacts mounted thereon
Abstract
The invention relates to the field of high-voltage switch equipment, in particular to a disconnecting grounding switch mechanism, switch equipment and a guide contact base of the disconnecting grounding switch mechanism. The guide contact base comprises a base body and a disconnecting switch moving contact base arranged on the base body, a guide hole used fro being horizontally formed in the disconnecting grounding switch mechanism is formed in the base, an opening in one end of the guide hole is used for facing the connecting-in direction of a main circuit connecting-in conducting structure, an opening in the other end is used for facing the inserting direction of a disconnecting switch moving contact, and a mutual inductor connecting terminal is further arranged on the base body. The problem that an existing guide contact is prone to causing large occupied space and inconvenient assembly and disassembly of the disconnecting grounding switch mechanism is solved.
Description
Technical field
The present invention relates to high-tension switch gear field, particularly to a kind of isolation earthing switch mechanism, switchgear and guidance contacts seat thereof.
Background technology
The current transformer of the isolation earthing switch mechanism of the Cubicle Gas-Insulated Switchgear (hereinafter referred to as GIS) of current 3/2 wiring connects position and bus connects position and is generally left and right layout, as shown in Figure 1, isolation earthing switch mechanism 101 can only install point-blank with current transformer 102, bus 104, chopper 103 in use, so cause that a 3/2 wiring interval completed is long, cause the problem that the GIS floor space of 3/2 current wiring is big. the problem big in order to solve GIS floor space, prior art has by using L-type main conductive circuit to reduce the floor space of GIS electrical equipment, such as publication No. is CN105070577A date of publication be 20151118 the disclosed a kind of isolation earthing switch mechanism of Chinese patent, including shell with the isolation switch being assemblied on shell and earthed switch, wherein the contact portion of isolation switch and earthed switch is arranged on enclosure, and drive part is arranged on shell. isolation switch includes isolation switch movable contact and static contact isolation switch, and earthed switch includes moving contact of grounding switch and static contact of grounding switch. being provided with and be connected terminal for transformer electrically connect with transformer between isolation switch and earthed switch, this transformer connection terminal and static contact isolation switch, static contact of grounding switch is integrally formed is connected contact base. being additionally provided with the external terminal for being connected with the leading electric pole on main conductive circuit in this switchgear, leading electric pole belongs to major loop and accesses the one of conductive structure, and major loop accesses conductive structure and can also is that other structures such as bus. this switchgear is additionally provided with guidance contacts seat, guidance contacts seat includes pedestal and the isolation switch movable contact block being arranged on pedestal for isolation switch movable contact is play the guiding role, external terminal is integrated on guidance contacts seat, isolation switch movable contact guiding is installed in guidance contacts seat, the L-shaped layout of main conductive circuit. although the Integration Design of external terminal with isolation switch movable contact block is achieved the L-shaped layout of main conductive circuit of isolation earthing switch mechanism by above-mentioned guidance contacts seat, but, in the main conductive circuit that this L-type is arranged, it can not be same direction that major loop accesses the direction of insertion of conductive structure with the direction of motion of moving contact, this switchgear causing major part major loop access conductive structure to be horizontal direction its isolation switch movable contact in use vertically moves in the vertical direction, owing on isolation switch movable contact above-below direction, vertically the stroke of movement is longer, cause that isolating switch mechanism in the vertical direction takes up room greatly, and isolate switch movable contact dismounting inconvenience, and isolate switch movable contact close a floodgate time be connected between contact base and be easily generated electric arc, and produce bigger impulsive force, it is easily damaged the transformer connected on contact base and connects terminal and static contact of grounding switch, cause the parts poor durability of this switchgear.
Summary of the invention
It is an object of the invention to provide a kind of guidance contacts seat, with solve current guidance contacts seat easily cause isolation earthing switch mechanism take up room greatly, the problem of parts poor durability; In addition the present invention also aims to provide the isolation earthing switch mechanism with a kind of guidance contacts seat using above-mentioned Highgrade integration and switchgear.
The technical scheme is that a kind of guidance contacts seat, movable contact block is switched including pedestal and the isolation being arranged on pedestal, described pedestal is provided with for pilot hole horizontally disposed in isolation earthing switch mechanism, the opening of pilot hole one end for accessing the access direction of conductive structure towards major loop, the opening of the other end of pilot hole is horizontally inserted for isolation switch movable contact, described pedestal is additionally provided with transformer and connects terminal.
Described pedestal is additionally provided with static contact of grounding switch seat.
Described pedestal is cylindrical body, and described transformer connects terminal and static contact of grounding switch seat interval on body circumferencial direction and arranges.
Described body is provided with the static contact of grounding switch seat installing hole for installing static contact of grounding switch seat and static contact of grounding switch seat installing hole is coaxially oppositely arranged the moving contact of grounding switch mounting hole for installing moving contact of grounding switch.
A kind of isolation earthing switch mechanism, including shell, isolation switch, earthed switch, the isolation being axially the set up in parallel switch that isolation switch includes along setting is dynamic, static contact, described earthed switch includes earthed switch and moves, static contact, it is provided with in described shell and is connected terminal for the transformer electrically connected with transformer, for accessing, with major loop, the external terminal that conductive structure is connected, guidance contacts seat it is provided with in shell, described guidance contacts seat includes pedestal and the isolation switch movable contact block being arranged on pedestal, described transformer connects terminal and is arranged on pedestal and is connected with housing, the connection contact base arranged with guidance contacts seat horizontal alignment vertically it is additionally provided with in described housing, described static contact isolation switch is located at the position on connection contact base towards guidance contacts seat, described external terminal is located to connect and major loop can be made on contact base to access the position that conductive structure accesses vertically, described pedestal is provided with for pilot hole horizontally disposed in isolation earthing switch mechanism, the opening of pilot hole one end accesses the access direction of conductive structure towards major loop, isolation switch movable contact is horizontally inserted in pilot hole vertically, isolation switch movable contact has combined floodgate station, isolation switch movable contact contacts cooperation at combined floodgate station with connecting contact base.
Described static contact of grounding switch is arranged on described guidance contacts seat, and described moving contact of grounding switch is perpendicular to described axially direction with static contact of grounding switch edge and is correspondingly arranged.
It is additionally provided with in described shell and axially extends the moving contact insulated tension pole that the insulation supporting cylinder for support guide contact base is connected with moving contact, insulation supporting cylinder is fixed on shell, moving contact insulated tension pole is plugged in insulation supporting cylinder, and described guidance contacts seat is fixed on insulation supporting cylinder.
Described pedestal is fix the body being connected with insulation supporting cylinder, and described static contact of grounding switch is connected terminal and is all installed on body and is provided at circumferentially spaced along body with transformer.
Described transformer connects terminal and is connected with housing flexible electrical.
A kind of switchgear, including above-described isolation earthing switch mechanism.
The invention have the benefit that the present invention arranges transformer on the pedestal of guidance contacts seat and connects terminal and for pilot hole horizontally disposed in isolation earthing switch mechanism, compared with guidance contacts seat of the prior art, guidance contacts seat of the prior art is external terminal and isolation switch movable contact block to be integrated, and the purpose isolating the divide-shut brake action of switch movable contact is used to cut-off transformer and major loop accesses conductive structure, therefore, when external terminal being integrated in guidance contacts seat, then transformer connection terminal necessarily can not be arranged on guidance contacts seat, causing that major loop accesses the direction of insertion of conductive structure with the direction of motion of moving contact can not be same direction, and the present invention is arranged on the pedestal of guidance contacts seat by transformer connects terminal, and the pilot hole that two ends are respectively used to the direction of the access direction towards major loop access conductive structure and isolation switch movable contact insertion is set on pedestal, during use, major loop is accessed the direction of insertion of conductive structure with the direction of motion of moving contact along same level direction, solve current guidance contacts seat to easily cause isolation earthing switch mechanism and take up room greatly, the problem of parts poor durability.
Further, the pedestal of the guidance contacts seat of the present invention is also integrated with static contact of grounding switch seat, it is achieved that the Highgrade integration of guidance contacts seat, reduces the volume of isolating switch mechanism.
Accompanying drawing explanation
Fig. 1 is the structural representation of a kind of Cubicle Gas-Insulated Switchgear of prior art;
Fig. 2 is the structural representation of the specific embodiment of a kind of switchgear of the present invention;
Fig. 3 is the structural representation of the isolation earthing switch mechanism of the specific embodiment of a kind of switchgear of the present invention;
Fig. 4 is the Fig. 3 sectional view along A-A;
Fig. 5 is the Fig. 3 sectional view along B-B;
Fig. 6 is the upward view of Fig. 3;
Fig. 7 is the left view of Fig. 6.
Detailed description of the invention
Below in conjunction with accompanying drawing, embodiments of the present invention are described further.
The specific embodiment of a kind of switchgear of the present invention, as shown in Figures 2 to 7, the switchgear of the present invention is the Cubicle Gas-Insulated Switchgear of 3/2 wiring, including isolation earthing switch mechanism 1, chopper 3, current transformer 2 and bus 4.
Isolation earthing switch mechanism 1 includes shell 19, it is assemblied in the isolation switch 12 on shell 19 and earthed switch 11, isolation switch 12 includes isolating switch mechanism transmission case 121, isolation switch movable contact 124, static contact isolation switch 123, earthed switch 11 includes earthed switch mechanism driving case 111, moving contact of grounding switch 112, static contact of grounding switch 113, shell 19 is tube structure, inside it is provided with insulation supporting cylinder 13, isolation switch movable contact 124 is coaxially plugged in the inside of insulation supporting cylinder 13, insulation supporting cylinder 13 is installed with the guidance contacts seat 14 for electrically connecting with current transformer 2, for the connection contact base 15 electrically connected with bus 4, guidance contacts seat 14 includes and the fixing body 140 being connected of insulation supporting cylinder 13 and the static contact of grounding switch seat 141 being installed on body 140, current transformer connects terminal 145, electrically connect with isolation switch movable contact 124 and its isolation led is switched movable contact block 142.
Body 140 is provided with for pilot hole horizontally disposed in isolation earthing switch mechanism, the fixing isolation switch movable contact block 142 in one end of pilot hole, the other end is horizontally inserted for isolation switch movable contact 124 and insulated tension pole 122, arranges the opening access direction towards bus of the one end isolating switch movable contact block. Body 140 is additionally provided with the static contact of grounding switch seat installing hole for dead earth switch stationary contact headstock 141 and static contact of grounding switch seat installing hole is oppositely arranged the moving contact of grounding switch mounting hole 143 for facilitating moving contact of grounding switch to install. Static contact of grounding switch seat installing hole is connected terminal 145 and is provided at circumferentially spaced at body with current transformer, the opposite side that body connects terminal 145 relative with current transformer in the radial direction is provided with service ground switch stationary contact headstock installing hole 144, and different orientation can be selected as required to install earthed switch. Be integrated with static contact of grounding switch seat 141 on guidance contacts seat 14, current transformer connects terminal 145, isolation switch movable contact block 142, achieve the Highgrade integration of guidance contacts seat 14, make to connect contact base and only need integrated busbar connecting terminal and static contact isolation switch seat, reducing the volume connecting contact base, the guidance contacts seat of Highgrade integration saves the space in shell, reduces enclosure volume simultaneously.
Connect and contact base 15 is additionally provided with the external terminal for connecting bus, static contact isolation switch 123 is located at the position towards guidance contacts seat 14 connected on contact base 15, described external terminal is located at the position that bus 4 can be made axially to access connected on contact base 15 along casing cylinder, isolation switch movable contact 124 leads vertically and is installed in guidance contacts seat 14, isolation switch movable contact 124 has combined floodgate station, and isolation switch movable contact 124 contacts cooperation at combined floodgate station with connecting contact base 15.Connect contact base 15 to arrange at the axial horizontal alignment along casing cylinder with guidance contacts seat 14. Static contact of grounding switch 113 is integrated on guidance contacts seat 14, and earthed switch dynamic tactile 112 is correspondingly arranged along being perpendicular to described axially direction with static contact of grounding switch 113.
When isolating switch mechanism uses, isolation switch movable contact 124 axially moves left and right at casing cylinder, realize the breaking-closing operating of isolation switch, casing cylinder is horizontally disposed with, therefore casing cylinder is axially also horizontally disposed, isolation switch movable contact 124 can move left and right in the horizontal direction, compare with there being the static contact isolation switch in the vertical direction in technology to move up and down, the isolation earthing switch mechanism in the vertical direction of the present invention takes up room little, solve the isolation switch movable contact of current isolation earthing switch mechanism vertically to move in the vertical direction and cause isolation switch in the vertical direction to take up room big problem, isolation switch movable contact moves left and right the dismounting being also convenient for isolation switch movable contact in the horizontal direction simultaneously, additionally, owing to guidance contacts seat 14 is connected with current transformer 2 in use, connect contact base 15 to be connected with bus 4, and guidance contacts seat 14 be connected between contact base 15 and be provided with certain distance, that can reduce bus 4 makes consumption. it is arranged on guidance contacts seat 14 owing to current transformer connects terminal 145, and for the connection contact base 15 that switch movable contact 124 cut-offs being provided only with static contact isolation switch 123 and external terminal with isolating, external terminal is hardly damaged itself, transformer connects in compared to existing technology terminal be arranged on connection contact base and compare, be not easy to damage the parts of the isolation earthing switch mechanism of the present invention at the electric arc and impulsive force of isolating switch movable contact generation when closing a floodgate. being provided with radome on guidance contacts seat 14, radome can realize the optimization to guidance contacts seat surrounding electric field.
Isolation switch movable contact 124 is connected with isolating switch mechanism transmission case 121 by insulated tension pole 122, insulated tension pole 122 makes major loop and shell 19 insulate, insulated tension pole 122 and isolation switch movable contact 124 are arranged on the central axis of insulation supporting cylinder, and insulation supporting cylinder is used for supporting guidance contacts seat 14 and ensures guidance contacts seat 14 insulation against ground intensity simultaneously. Shell 19 is provided with the bus for being connected with bus 4 and connects position and the current transformer connection position for being connected with current transformer 2, and current transformer connects position, bus connects position, guidance contacts seat, the connection L-shaped layout of contact base. On shell 19, current transformer connection position is provided with the first insulating basin 161 being connected with guidance contacts seat 14, first insulating basin 161 is connected terminal 145 flexible electrical and connects with the current transformer on guidance contacts seat 14, it is to avoid install, parts error and keeping apart during divide-shut brake closes the destruction that guidance contacts seat, current transformer and the first insulating basin are caused by the reasons such as moving contact impulsive force is excessive.
Bus connects position and is provided with and is connected fixing the second insulating basin 162 connected of contact base 15, shell 19 is tube structure, isolation switch 12 and the second insulating basin 162 are separately positioned on the two ends of cylinder, and earthed switch 11 and the first insulating basin 161 are arranged on the sidewall of cylinder. Shell 19 is provided with the explosion-protection equipment 17 carrying out pressure release when exceeding setting value for pressure in the shell 19 of isolation earthing switch mechanism 1; explosion-protection equipment 17 is burst disk; when the shell 19 of isolation earthing switch mechanism 1 is discharged by main conductive circuit; explosion-protection equipment 17 pressure in the housing of isolation earthing switch mechanism 1 can carry out decompression protection when exceeding setting value, it is to avoid outwards splash in shell the metallic particles melted.Being additionally provided with ground terminal 18 on shell 19, inflate spigot joint 20, ground terminal 18, for the ground connection of shell 19, inflates spigot joint 20 for isolation earthing switch mechanism 1 evacuation, inflation, return-air. During isolation switch 12 operation, isolation switch movable contact 124 is driven to carry out isolating the breaking-closing operating cut-off by isolating switch mechanism transmission case 121, during combined floodgate, isolation switch movable contact 124 is realized and guidance contacts seat, the electrical connection being connected contact base by the lobed fingertip being arranged on isolation switch movable contact 124, keeping apart pass moving contact 124 during separating brake to separate with connecting contact base 15, major loop disconnects.
Chopper 3 is horizontal chopper, the top at chopper 3 two ends is each provided with a current transformer 2, current transformer 2 is provided above isolation earthing switch mechanism 1, current transformer 2 docks with the first insulating basin 161 of isolation earthing switch mechanism 1, second insulating basin 162 of isolation earthing switch mechanism 1 docks with bus 4, by isolating switch mechanism 1, current transformer 2, the main conductive circuit of bus 4 composition is L-shaped, isolation earthing switch mechanism summation current transformer 2 and chopper 3 can be avoided to arrange on one wire, effectively reduce the floor space of current Cubicle Gas-Insulated Switchgear, the shell 19 being otherwise isolated from earthed switch mechanism 1 is tube structure, isolation earthing switch mechanism 1 is horizontally installed on the top of current transformer 2, guidance contacts seat 14 can also offset one section of bus length with the distance of the setting being connected between contact base 15, decrease the consumption of bus, save cost, second insulating basin 162 is connected with bus 4 need not connect corrugated tube, also reduce the length of whole Cubicle Gas-Insulated Switchgear, thus reducing floor space. by isolation earthing switch being arranged on the top of chopper, it is to avoid isolation earthing switch is directly anchored on mounting platform, decrease the length of corrugated tube, reduce floor space.
The specific embodiment of a kind of isolation earthing switch mechanism of the present invention: this isolation earthing switch mechanism is identical with the structure of the isolation earthing switch mechanism described in the specific embodiment of above-mentioned a kind of switchgear, repeats no more.
The specific embodiment of a kind of guidance contacts seat of the present invention: this guidance contacts seat is identical with the structure of the guidance contacts seat described in the specific embodiment of above-mentioned a kind of switchgear, repeats no more.
In a kind of guidance contacts seat of the present invention, isolation earthing switch mechanism and use other embodiments of switchgear of this isolating switch mechanism, the insulation support device described in above-described embodiment can also is that bracing frame, naturally it is also possible to does not set bracing frame; Explosion-protection equipment can also is that Explosion-proof valve; Lobed fingertip on isolation switch movable contact can also be spring touch finger; Above-mentioned current transformer can also is that voltage transformer as required; The static contact of described earthed switch can also be without being integrated on guidance contacts seat, additionally arranges a static contact of grounding switch seat on insulation supporting cylinder; Above-mentioned isolation switch movable contact block can also be arranged on the insertion end of insulated tension pole on body, and now isolation switch movable contact should make corresponding adjustment according to practical situation; Above-mentioned isolation earthing switch mechanism can also be in solid-state insulated switchgear.
Claims (10)
1. a guidance contacts seat, movable contact block is switched including pedestal and the isolation being arranged on pedestal, it is characterized in that: described pedestal is provided with for pilot hole horizontally disposed in isolation earthing switch mechanism, the opening of pilot hole one end for accessing the access direction of conductive structure towards major loop, the opening of the other end of pilot hole is horizontally inserted for isolation switch movable contact, described pedestal is additionally provided with transformer and connects terminal.
2. a kind of guidance contacts seat according to claim 1, it is characterised in that: described pedestal is additionally provided with static contact of grounding switch seat.
3. a kind of guidance contacts seat according to claim 2, it is characterised in that: described pedestal is cylindrical body, and described transformer connects terminal and static contact of grounding switch seat interval on body circumferencial direction and arranges.
4. a kind of guidance contacts seat according to claim 3, it is characterised in that: described body is provided with the static contact of grounding switch seat installing hole for installing static contact of grounding switch seat and static contact of grounding switch seat installing hole is coaxially oppositely arranged the moving contact of grounding switch mounting hole for installing moving contact of grounding switch.
5. an isolation earthing switch mechanism, including shell, isolation switch, earthed switch, the isolation being axially the set up in parallel switch that isolation switch includes along setting is dynamic, static contact, described earthed switch includes earthed switch and moves, static contact, it is provided with in described shell and is connected terminal for the transformer electrically connected with transformer, for accessing, with major loop, the external terminal that conductive structure is connected, guidance contacts seat it is provided with in shell, described guidance contacts seat includes pedestal and the isolation switch movable contact block being arranged on pedestal, it is characterized in that: described transformer connects terminal and is arranged on pedestal and is connected with housing, the connection contact base arranged with guidance contacts seat horizontal alignment vertically it is additionally provided with in described housing, described static contact isolation switch is located at the position on connection contact base towards guidance contacts seat, described external terminal is located to connect and major loop can be made on contact base to access the position that conductive structure accesses vertically, described pedestal is provided with for pilot hole horizontally disposed in isolation earthing switch mechanism, the opening of pilot hole one end accesses the access direction of conductive structure towards major loop, isolation switch movable contact is horizontally inserted in pilot hole vertically, isolation switch movable contact has combined floodgate station, isolation switch movable contact contacts cooperation at combined floodgate station with connecting contact base.
6. a kind of isolation earthing switch mechanism according to claim 5, it is characterized in that: described static contact of grounding switch is arranged on described guidance contacts seat, described moving contact of grounding switch is perpendicular to described axially direction with static contact of grounding switch edge and is correspondingly arranged.
7. a kind of isolation earthing switch mechanism according to claim 5, it is characterized in that: be additionally provided with in described shell and axially extend the moving contact insulated tension pole that the insulation supporting cylinder for support guide contact base is connected with moving contact, insulation supporting cylinder is fixed on shell, moving contact insulated tension pole is plugged in insulation supporting cylinder, and described guidance contacts seat is fixed on insulation supporting cylinder.
8. a kind of isolation earthing switch mechanism according to claim 7, it is characterized in that: described pedestal is fix the body being connected with insulation supporting cylinder, described static contact of grounding switch is connected terminal and is all installed on body and is provided at circumferentially spaced along body with transformer.
9. the isolation earthing switch mechanism according to any one of claim 5-8, it is characterised in that: described transformer connects terminal and is connected with housing flexible electrical.
10. a switchgear, it is characterised in that: include the isolation earthing switch mechanism described in any one of claim 5-9.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610129452.9A CN105655913B (en) | 2016-03-08 | 2016-03-08 | Isolation earthing switch mechanism, switchgear and its guidance contacts seat |
| PCT/CN2016/108144 WO2017152667A1 (en) | 2016-03-08 | 2016-11-30 | Isolation and grounding switch mechanism, switchgear, and guide contact base thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610129452.9A CN105655913B (en) | 2016-03-08 | 2016-03-08 | Isolation earthing switch mechanism, switchgear and its guidance contacts seat |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105655913A true CN105655913A (en) | 2016-06-08 |
| CN105655913B CN105655913B (en) | 2018-03-02 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610129452.9A Active CN105655913B (en) | 2016-03-08 | 2016-03-08 | Isolation earthing switch mechanism, switchgear and its guidance contacts seat |
Country Status (2)
| Country | Link |
|---|---|
| CN (1) | CN105655913B (en) |
| WO (1) | WO2017152667A1 (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2017152668A1 (en) * | 2016-03-08 | 2017-09-14 | 国家电网公司 | Isolating and grounding switch mechanism and gas-insulated metal-enclosed switchgear |
| WO2017152667A1 (en) * | 2016-03-08 | 2017-09-14 | 国家电网公司 | Isolation and grounding switch mechanism, switchgear, and guide contact base thereof |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110473734A (en) * | 2019-08-28 | 2019-11-19 | 现代重工(中国)电气有限公司 | A kind of New Marine earthing switch |
| CN113991496B (en) * | 2021-10-29 | 2023-06-27 | 广东电网有限责任公司 | Integrated device on high-voltage distribution column |
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| CN105702515B (en) * | 2016-03-08 | 2018-03-02 | 河南平高电气股份有限公司 | A kind of isolation earthing switch mechanism and Cubicle Gas-Insulated Switchgear |
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- 2016-03-08 CN CN201610129452.9A patent/CN105655913B/en active Active
- 2016-11-30 WO PCT/CN2016/108144 patent/WO2017152667A1/en active Application Filing
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| JPH09204858A (en) * | 1996-01-24 | 1997-08-05 | Togami Electric Mfg Co Ltd | Switch with built-in capacitor for sensing zero-phase voltage |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| WO2017152667A1 (en) * | 2016-03-08 | 2017-09-14 | 国家电网公司 | Isolation and grounding switch mechanism, switchgear, and guide contact base thereof |
Also Published As
| Publication number | Publication date |
|---|---|
| CN105655913B (en) | 2018-03-02 |
| WO2017152667A1 (en) | 2017-09-14 |
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