CN113035627B - Single-body split-box type linear three-position switch structure and use method thereof - Google Patents
Single-body split-box type linear three-position switch structure and use method thereof Download PDFInfo
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- CN113035627B CN113035627B CN202110331606.3A CN202110331606A CN113035627B CN 113035627 B CN113035627 B CN 113035627B CN 202110331606 A CN202110331606 A CN 202110331606A CN 113035627 B CN113035627 B CN 113035627B
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- 238000000034 method Methods 0.000 title claims abstract description 9
- 238000002955 isolation Methods 0.000 claims abstract description 37
- 230000003068 static effect Effects 0.000 claims abstract description 22
- 239000012212 insulator Substances 0.000 claims abstract description 15
- 238000005457 optimization Methods 0.000 description 7
- 230000005540 biological transmission Effects 0.000 description 5
- 230000033001 locomotion Effects 0.000 description 3
- 238000012545 processing Methods 0.000 description 3
- 239000002131 composite material Substances 0.000 description 2
- 230000002159 abnormal effect Effects 0.000 description 1
- 238000007792 addition Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 238000005056 compaction Methods 0.000 description 1
- 239000004020 conductor Substances 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000009413 insulation Methods 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 239000007769 metal material Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000035515 penetration Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 238000012546 transfer Methods 0.000 description 1
Classifications
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H15/00—Switches having rectilinearly-movable operating part or parts adapted for actuation in opposite directions, e.g. slide switch
- H01H15/02—Details
- H01H15/06—Movable parts; Contacts mounted thereon
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H15/00—Switches having rectilinearly-movable operating part or parts adapted for actuation in opposite directions, e.g. slide switch
- H01H15/02—Details
- H01H15/04—Stationary parts; Contacts mounted thereon
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H15/00—Switches having rectilinearly-movable operating part or parts adapted for actuation in opposite directions, e.g. slide switch
- H01H15/02—Details
- H01H15/06—Movable parts; Contacts mounted thereon
- H01H15/16—Driving mechanisms
Abstract
The invention relates to a single split-box type linear three-position switch structure and a use method thereof, wherein the single split-box type linear three-position switch structure comprises an isolation static contact, a fixed contact, a tubular switch shell and an annular grounding contact seat fixedly connected in the switch shell, the isolation static contact is fixedly connected with one end of the switch shell through an insulator, the fixed contact is fixedly connected with the other end of the switch shell through the insulator, a movable contact seat positioned between the annular grounding contact seat and the isolation static contact is sleeved on the fixed contact, an inner hole of the movable contact seat is matched with an outer ring of the isolation static contact, an outer ring of the movable contact seat is matched with an inner ring of the annular grounding contact seat, and a driving mechanism for driving the movable contact seat to slide along the length direction of the switch shell on the fixed contact.
Description
Technical Field
The invention relates to the field of box-type medium-voltage composite combined electrical appliances, in particular to a single box-type linear three-position switch structure and a use method thereof.
Background
With the economic development and the technical progress, the gas-insulated combined electrical appliance is widely applied in a large number, including the combination of a disconnecting switch and a grounding switch.
The linear sliding switch generally adopts a gear rack and a structure to realize that the contact slides along the direction of the rack, such as: the patent number CN201820599211.5 is characterized in that a movable contact seat is fixed, a movable contact moves, enough insulation space is needed for a grounding switch as linear isolation, and the moving direction of the movable contact needs to be inclined by a certain angle, so that the volume of a shell is increased, a loop is increased and the like, and particularly the isolated grounding contact seat is of a non-rotary type special structure, so that processing and assembly are difficult.
Adopt nut lead screw drive to realize that the contact slides along the lead screw direction, realize isolating contact and ground contact closure, if: the patent number CN201110201853.8 is characterized in that the screw transmission needs multiple rounds of transmission, the transmission speed is low, and the bus transfer current requirement cannot be realized. The actual realization is that the nonlinear isolating switch and the angular three-position switch can be understood that the angle of the two positions of the isolating switch-on and the isolating switch-off shows 90 relations.
Adopts a single sliding type transmission three-position switch, such as: the patent number is CN 102254730B-three-position isolation grounding switch has the advantages of simple structure, less transmission links and high installation precision, but the three-position switch with the angle is realized, the occupied space is large, the application range is small, and the processing difficulty is high.
The three structures are typical three-position switch realization modes, but the three-position switch realization modes are realized in a mode of complicated conductor structure, conversion and the like because of the problem of avoiding the grounding switch.
Disclosure of Invention
Aiming at the defects of the prior art, the invention provides a single-body split-box type linear three-position switch structure and a use method thereof, and creatively provides a movable contact seat reciprocating motion to realize isolation switching-on, switching-off and grounding switching-on.
The invention provides a single-body split-box type linear three-position switch structure, which comprises an isolation static contact, a fixed contact, a tubular switch shell, an annular grounding contact seat fixedly connected in the switch shell, wherein the isolation static contact is fixedly connected with one end of the switch shell through an insulator, the fixed contact is fixedly connected with the other end of the switch shell through an insulator, a movable contact seat positioned between the annular grounding contact seat and the isolation static contact is sleeved on the fixed contact, an inner hole of the movable contact seat is matched with an outer ring of the isolation static contact, an outer ring of the movable contact seat is matched with an inner ring of the annular grounding contact seat, and the single-body split-box type linear three-position switch structure further comprises a driving mechanism for driving the movable contact seat to slide on the fixed contact along the length direction of the switch shell.
The driving mechanism drives the movable contact seat to slide on the fixed contact along the length direction of the switch shell, and the movable contact seat is kept between the annular grounding contact seat and the isolation fixed contact to realize a brake separating function; the inner ring of the movable contact seat is sleeved on the outer ring of the isolation fixed contact, so that the electrical connection between the isolation fixed contact and the fixed contact is realized, and the closing function is realized; the outer ring of the movable contact seat is inserted into the inner ring of the annular grounding contact seat, so that the annular grounding contact seat is electrically connected with the fixed contact, and the grounding switching-on function is realized; compared with the prior art, the scheme has the advantages that the movable contact base acts in two different directions on the same axis, the annular grounding contact base connected with the switch shell is innovatively adopted, and the movable contact base can realize the grounding closing function through the annular grounding contact base; and because the connection among the movable contact seat, the annular grounding contact seat and the isolation static contact is annular structural design, the through-flow capacity of heavy current can be realized by utilizing the through-flow principle of metal materials, and the fixed contact, the movable contact seat, the annular grounding contact seat and the isolation static contact in the scheme are all of annular structures, the processing is simple, no abnormal parts are arranged, the connection mode is linear connection, the switch shell can be set into a simple circular tube, the structure is compact, and the switch shell can be applied to a box-separating type medium-voltage composite type combined electrical appliance.
As optimization, the driving mechanism comprises a driving shaft, a gear and a rack, wherein the driving shaft is connected onto the fixed contact in a shaft-connecting mode, the gear is fixedly connected onto the driving shaft, the rack is fixedly connected onto the movable contact seat, and the gear is meshed with the rack. The drive shaft in this scheme rotates and drives the gear rotation, drives rack rectilinear movement through the gear to realize moving the touch seat and sliding along switch casing length direction on fixed contact.
As optimization, the gear is arranged in the fixed contact, and the rack is arranged on the inner ring of the movable contact seat. In the scheme, the gear is arranged in the fixed contact, and the external teeth of the gear extend out of the fixed contact to be meshed with the rack of the inner ring of the movable contact seat, so that the driving mechanism is compact in structure.
As optimization, a long hole for accommodating the penetration of the driving shaft is formed in the side surface of the movable contact seat, and the length direction of the long hole extends along the sliding direction of the movable contact seat. The function of slot hole in this scheme is dodged the drive shaft when moving the touch seat and slide.
As optimization, the outer ring of the fixed contact is cylindrical, one end of the fixed contact is fixedly connected with the insulator, and the other end of the fixed contact extends between the isolation fixed contact and the annular grounding contact seat. In the scheme, one end of the fixed contact is fixedly connected with the insulator, so that one end of the fixed contact is fixedly connected with one end of the switch shell, the fixed contact is fixed, and the other end of the fixed contact extends between the isolation fixed contact and the annular grounding contact seat, so that the movable contact seat slides on the fixed contact.
As optimization, the inner ring of the movable contact seat and the inner ring of the annular grounding contact seat are respectively provided with an elastic conductive contact finger. The elastic conductive contact finger in the scheme can realize elastic compaction and conduction, enhance the conductivity and prevent poor contact, the elastic conductive contact finger of the inner ring of the movable contact seat can increase the conductivity between the movable contact seat and the fixed contact and between the movable contact seat and the isolating static contact, and the elastic conductive contact finger of the inner ring of the annular grounding contact seat can increase the conductivity between the annular grounding contact seat and the outer ring of the movable contact seat.
As optimization, at least one elastic conductive contact finger is arranged at each of two ends of the inner ring of the movable contact seat. In the scheme, at least one elastic conductive contact finger is arranged at each of two ends of the inner ring of the movable contact seat, wherein the elastic conductive contact finger at one end slides to the isolation fixed contact to realize conduction, and the elastic conductive contact finger at the other end realizes conduction with the fixed contact.
As optimization, one end of the movable contact seat, which is close to the annular grounding contact seat, is conical. In the scheme, one end of the movable contact seat, which is close to the annular grounding contact seat, is conical, so that the movable contact seat is convenient to insert into the inner ring of the annular grounding contact seat.
A method for using a single-body split-box type linear three-position switch structure comprises the following steps:
a. the movable contact seat is kept between the annular grounding contact seat and the isolation static contact through rotating the driving shaft and driving the rack through the gear, so that a brake separating function is realized;
b. the rotating shaft is rotated, the rack is driven by the gear, the movable contact seat is enabled to linearly slide on the fixed contact towards the direction of the isolated fixed contact, and the inner ring of the movable contact seat is sleeved on the outer ring of the isolated fixed contact, so that the isolated fixed contact and the fixed contact are electrically connected, and a closing function is realized;
c. through rotatory axis of rotation, drive the rack through the gear, make the movable contact seat to annular ground contact seat direction straight line slip on fixed contact, through inserting the inner circle of annular ground contact seat with the outer lane of movable contact seat, realize the electric connection of annular ground contact seat and fixed contact, realize the ground connection switching-on function.
The beneficial effects of the invention are as follows: according to the single-body split-box type linear three-position switch structure and the use method thereof, isolation switching-on, switching-off and grounding switching-on are realized through the reciprocating motion of the movable contact seat, and the linear isolation conductive structure is conveniently realized through the unique position and shape relation among the fixed contact, the movable contact seat, the annular grounding contact seat and the isolation fixed contact.
Drawings
FIG. 1 is a sectional view of the inside of the present invention in a brake-off state;
FIG. 2 is a sectional view of the inside of the present invention in a closed state;
FIG. 3 is an internal cross-sectional view of the invention in a grounded state;
FIG. 4 is an internal cross-sectional view of the left side view of FIG. 1 of the present invention;
FIG. 5 is a schematic diagram showing the internal structure of the opening state of the present invention;
the figure shows:
1. the switch comprises a switch shell, 2, an isolation fixed contact, 3, an annular grounding contact seat, 4, a fixed contact, 5, a movable contact seat, 6, a driving shaft, 7, a gear, 8, a rack, 9, an insulator, 10 and a long hole.
Detailed Description
In order to clearly illustrate the technical characteristics of the scheme, the scheme is explained below through a specific embodiment.
As shown in fig. 1 to 5, the single-body split-box type linear three-position switch structure of the invention comprises an isolation static contact 2, a fixed contact 4, a tubular switch shell 1 and an annular grounding contact seat 3 fixedly connected in the switch shell 1.
As shown in fig. 1 to 5, the annular grounding contact seat 3 is annular and coaxial with the switch housing 1, the switch housing 1 is made of metal, is a circular tube with two open ends, and the annular grounding contact seat 3 is electrically connected with the switch housing 1, so that grounding operation is realized through the switch housing 1.
The isolating static contact 2 is fixedly connected with one end of the switch shell 1 through an insulator 9, the isolating static contact 2 is in a circular tube shape and is coaxial with the switch shell 1, and the insulator plays an insulating role on the isolating static contact 2 and the switch shell 1.
The fixed contact 4 is fixedly connected with the other end of the switch shell 1 through an insulator 9, the outer ring of the fixed contact 4 is cylindrical, the fixed contact 4 is coaxial with the switch shell 1, one end of the fixed contact 4 is fixedly connected with the insulator 9, the other end of the fixed contact extends to a position between the isolation fixed contact 2 and the annular grounding contact seat 3, and the insulator plays an insulating role on the fixed contact 4 and the switch shell 1.
The fixed contact 4 is sleeved with a movable contact seat 5 positioned between the annular grounding contact seat 3 and the isolation fixed contact 2, the movable contact seat 5 is a circular tube, and an inner hole is sleeved on the fixed contact 4.
The inner hole of the movable contact seat 5 is matched with the outer ring of the isolation fixed contact 2, and when the movable contact seat 5 slides towards the isolation fixed contact 2, the inner hole of the movable contact seat 5 is attached to the outer ring of the isolation fixed contact 2 to realize conduction.
The outer ring of the movable contact seat 5 is matched with the inner ring of the annular grounding contact seat 3, and when the movable contact seat 5 slides towards the annular grounding contact seat 3, the outer ring of the movable contact seat 5 is attached to the inner ring of the annular grounding contact seat 3 to realize conduction.
One end of the movable contact seat 5, which is close to the annular grounding contact seat 3, is conical, so that the movable contact seat 5 is conveniently inserted into the annular grounding contact seat 3.
The inner ring of the movable contact seat 5 and the inner ring of the annular grounding contact seat 3 are respectively provided with an elastic conductive contact finger. In this embodiment, two ends of the inner ring of the movable contact seat 5 are respectively provided with an elastic conductive contact finger, the elastic conductive contact fingers in this embodiment are conductive contact fingers with a spring structure, square grooves are formed in the inner ring of the movable contact seat 5 and the inner ring of the annular grounding contact seat 3, and the elastic conductive contact fingers are installed in the square grooves.
The switch further comprises a driving mechanism for driving the movable contact seat 5 to slide on the fixed contact 4 along the length direction of the switch shell 1. The driving mechanism comprises a driving shaft 6, a gear 7 and a rack 8, wherein the driving shaft 6 is connected onto the fixed contact 4 in a shaft mode, the gear 7 is fixedly connected onto the driving shaft 6, the rack 8 is fixedly connected onto the movable contact seat 5, and the gear 7 is meshed with the rack 8.
The fixed contact 4 is of a hollow structure, the gear 7 is arranged in the hollow structure of the fixed contact 4, the outer diameter of the gear 7 is larger than that of the fixed contact 4, a slot hole is formed in the side face of the fixed contact 4, and the outer ring of the gear 7 conveniently extends out of the fixed contact 4.
The fixed contact 4 is provided with a circular hole, the driving shaft 6 passes through the circular hole and is fixedly connected with the gear 7, the center of the gear 7 is provided with a driving hole which is a hexagonal hole, and the driving shaft 6 is a hexagonal shaft corresponding to the shape of the hexagonal hole.
The rack 8 is arranged on the inner ring of the movable contact seat 5, a sinking groove for installing the rack 8 is formed in the inner ring of the movable contact seat 5, and the outer ring of the gear 7 extends to the outer side of the fixed contact 4 to be meshed with the rack 8.
The side surface of the movable contact seat 5 is provided with a long hole 10 for receiving the driving shaft 6 to penetrate, and the length direction of the long hole extends along the sliding direction of the movable contact seat 5.
A method for using a single-body split-box type linear three-position switch structure comprises the following steps:
through rotatory drive shaft, drive the rack through the gear, make the movable contact seat keep between annular ground contact seat and isolation static contact, the rack is located intermediate position this moment, and movable contact seat 5 upper end flushes with fixed contact 4 upper end to realize the brake function of separating.
Through rotatory axis of rotation, drive the rack through the gear, make the movable contact seat to keep apart the fixed contact direction straight line slip on the fixed contact, dodge the drive shaft through the slot hole simultaneously, through the inner loop with the movable contact seat at the outer lane that keeps apart the fixed contact, realize keeping apart the electric connection of fixed contact and fixed contact, realize the combined floodgate function.
Through rotatory axis of rotation, drive the rack through the gear, make the movable contact seat to annular ground contact seat direction straight line slip on fixed contact, dodge the drive shaft through the slot hole simultaneously, through inserting the inner circle of annular ground contact seat with the outer lane of movable contact seat, realize the electric connection of annular ground contact seat and fixed contact, realize the ground connection closing function.
Of course, the above description is not limited to the above examples, and the technical features of the present invention that are not described may be implemented by or by using the prior art, which is not described herein again; the above examples and drawings are only for illustrating the technical scheme of the present invention and not for limiting the same, and the present invention has been described in detail with reference to the preferred embodiments, and it should be understood by those skilled in the art that changes, modifications, additions or substitutions made by those skilled in the art without departing from the spirit of the present invention and the scope of the appended claims.
Claims (6)
1. A single-body split-box type linear three-position switch structure is characterized in that: the switch comprises an isolation static contact (2), a fixed contact (4), a tubular switch shell (1) and an annular grounding contact seat (3) fixedly connected in the switch shell (1), wherein the isolation static contact (2) is fixedly connected with one end of the switch shell (1) through an insulator (9), the fixed contact (4) is fixedly connected with the other end of the switch shell (1) through the insulator (9), a movable contact seat (5) positioned between the annular grounding contact seat (3) and the isolation static contact (2) is sleeved on the fixed contact (4), an inner hole of the movable contact seat (5) is matched with an outer ring of the isolation static contact (2), and an outer ring of the movable contact seat (5) is matched with an inner ring of the annular grounding contact seat (3), and the switch shell further comprises a driving mechanism for driving the movable contact seat (5) to slide on the fixed contact (4) along the length direction of the switch shell (1); the outer ring of the fixed contact (4) is cylindrical, one end of the fixed contact (4) is fixedly connected with the insulator (9), and the other end of the fixed contact extends to a position between the isolation fixed contact (2) and the annular grounding contact seat (3); the driving mechanism comprises a driving shaft (6) which is connected with the fixed contact (4) in a shaft way, a gear (7) which is fixedly connected with the driving shaft (6) and a rack (8) which is fixedly connected with the movable contact seat (5), and the gear (7) is meshed with the rack (8); the gear (7) is arranged in the fixed contact (4), and the rack (8) is arranged at the inner ring of the movable contact seat (5).
2. The single-body split-box type linear three-position switch structure according to claim 1, wherein: the side of the movable contact seat (5) is provided with a long hole (10) for allowing the driving shaft (6) to penetrate out, and the length direction of the long hole extends along the sliding direction of the movable contact seat (5).
3. The single-body split-box type linear three-position switch structure according to claim 1, wherein: the inner ring of the movable contact seat (5) and the inner ring of the annular grounding contact seat (3) are respectively provided with an elastic conductive contact finger.
4. A single-body split-box type linear three-position switch structure according to claim 3, wherein: at least one elastic conductive contact finger is respectively arranged at two ends of the inner ring of the movable contact seat (5).
5. The single-body split-box type linear three-position switch structure according to claim 1, wherein: one end of the movable contact seat (5) close to the annular grounding contact seat (3) is conical.
6. A method for using a single-body split-box type linear three-position switch structure, which is applied to the structure of claim 1, and is characterized by comprising the following steps:
a. the movable contact seat is kept between the annular grounding contact seat and the isolation static contact through rotating the driving shaft and driving the rack through the gear, so that a brake separating function is realized;
b. the rotating shaft is rotated, the rack is driven by the gear, the movable contact seat is enabled to linearly slide on the fixed contact towards the direction of the isolated fixed contact, and the inner ring of the movable contact seat is sleeved on the outer ring of the isolated fixed contact, so that the isolated fixed contact and the fixed contact are electrically connected, and a closing function is realized;
c. through rotatory axis of rotation, drive the rack through the gear, make the movable contact seat to annular ground contact seat direction straight line slip on fixed contact, through inserting the inner circle of annular ground contact seat with the outer lane of movable contact seat, realize the electric connection of annular ground contact seat and fixed contact, realize the ground connection switching-on function.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110331606.3A CN113035627B (en) | 2021-03-29 | 2021-03-29 | Single-body split-box type linear three-position switch structure and use method thereof |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202110331606.3A CN113035627B (en) | 2021-03-29 | 2021-03-29 | Single-body split-box type linear three-position switch structure and use method thereof |
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| CN113035627B true CN113035627B (en) | 2023-12-29 |
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Citations (22)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2896491Y (en) * | 2006-05-23 | 2007-05-02 | 西安西开高压电气股份有限公司 | Composite module of three-work-position isolation switch and earthing switch |
| CN201057622Y (en) * | 2007-08-10 | 2008-05-07 | 湖南天鹰高压开关电器有限公司 | Isolating/grounding switch of totally enclosed combined electrical apparatus |
| CN102024606A (en) * | 2010-12-16 | 2011-04-20 | 上海思源高压开关有限公司 | Three-station isolation ground switch |
| CN201975714U (en) * | 2010-12-14 | 2011-09-14 | 北京清畅电力技术股份有限公司 | Novel solid-insulated switchgear |
| CN102254730A (en) * | 2011-07-12 | 2011-11-23 | 平高集团有限公司 | Three-station isolation grounding switch |
| CN102306559A (en) * | 2011-09-02 | 2012-01-04 | 平高集团有限公司 | Movable and static contact connection assembly and high-voltage isolation grounding switch |
| CN202167402U (en) * | 2011-07-23 | 2012-03-14 | 山东泰开高压开关有限公司 | Three-position isolation grounding switch |
| CN202352545U (en) * | 2011-11-24 | 2012-07-25 | 中国西电电气股份有限公司 | Direct-acting type three working position switch |
| CN203205320U (en) * | 2013-04-17 | 2013-09-18 | 山东泰开高压开关有限公司 | Direct-acting insertion type electric connection structure of three-station isolating grounding switch |
| CN203300530U (en) * | 2013-05-27 | 2013-11-20 | 国家电网公司 | Three-location isolation ground switch and its conductive circuit |
| CN203503537U (en) * | 2013-10-28 | 2014-03-26 | 天安电气集团浙江电气有限公司 | Three-position isolation grounding switching device |
| CN104167323A (en) * | 2014-08-03 | 2014-11-26 | 陈爱 | Solid insulation fracture switch |
| CA2871238A1 (en) * | 2013-11-26 | 2015-05-26 | Electric Motion Company, Inc. | Isolating ground switch |
| CN105185642A (en) * | 2015-09-16 | 2015-12-23 | 上海天灵开关厂有限公司 | Directly-operated three-station disconnecting switch and gas-insulated switchgear |
| WO2016054853A1 (en) * | 2014-10-09 | 2016-04-14 | 河南平高电气股份有限公司 | Interrupter assembly and porcelain column type sulfur hexafluoride breaker |
| CN205230913U (en) * | 2015-11-23 | 2016-05-11 | 湖南平高开关有限公司 | Three -position isolation grounding switch |
| WO2018086456A1 (en) * | 2016-11-14 | 2018-05-17 | 中国南方电网有限责任公司超高压输电公司检修试验中心 | Double-break isolating switch having grounding linkage |
| WO2018086561A1 (en) * | 2016-11-12 | 2018-05-17 | 上海天灵开关厂有限公司 | Gas-insulated bus grounding component, grounding device and gas-insulated switch cabinet |
| CN108269711A (en) * | 2017-12-11 | 2018-07-10 | 河南平高电气股份有限公司 | A kind of static contact and static contact component, GIS disconnecting switch |
| CN211182064U (en) * | 2020-02-24 | 2020-08-04 | 正泰电气股份有限公司 | Three-station isolation grounding switch |
| CN112038156A (en) * | 2020-06-22 | 2020-12-04 | 平高集团有限公司 | Double-fracture isolating switch and high-voltage line connecting structure |
| CN112466701A (en) * | 2020-11-13 | 2021-03-09 | 许继（厦门）智能电力设备股份有限公司 | Double-fracture linkage type three-station isolation grounding switch structure |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| ATE337609T1 (en) * | 2004-02-27 | 2006-09-15 | Abb Technology Ag | INSULATED EARTH SWITCHGEAR FOR GAS-INSULATED SWITCHGEAR |
-
2021
- 2021-03-29 CN CN202110331606.3A patent/CN113035627B/en active Active
Patent Citations (22)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2896491Y (en) * | 2006-05-23 | 2007-05-02 | 西安西开高压电气股份有限公司 | Composite module of three-work-position isolation switch and earthing switch |
| CN201057622Y (en) * | 2007-08-10 | 2008-05-07 | 湖南天鹰高压开关电器有限公司 | Isolating/grounding switch of totally enclosed combined electrical apparatus |
| CN201975714U (en) * | 2010-12-14 | 2011-09-14 | 北京清畅电力技术股份有限公司 | Novel solid-insulated switchgear |
| CN102024606A (en) * | 2010-12-16 | 2011-04-20 | 上海思源高压开关有限公司 | Three-station isolation ground switch |
| CN102254730A (en) * | 2011-07-12 | 2011-11-23 | 平高集团有限公司 | Three-station isolation grounding switch |
| CN202167402U (en) * | 2011-07-23 | 2012-03-14 | 山东泰开高压开关有限公司 | Three-position isolation grounding switch |
| CN102306559A (en) * | 2011-09-02 | 2012-01-04 | 平高集团有限公司 | Movable and static contact connection assembly and high-voltage isolation grounding switch |
| CN202352545U (en) * | 2011-11-24 | 2012-07-25 | 中国西电电气股份有限公司 | Direct-acting type three working position switch |
| CN203205320U (en) * | 2013-04-17 | 2013-09-18 | 山东泰开高压开关有限公司 | Direct-acting insertion type electric connection structure of three-station isolating grounding switch |
| CN203300530U (en) * | 2013-05-27 | 2013-11-20 | 国家电网公司 | Three-location isolation ground switch and its conductive circuit |
| CN203503537U (en) * | 2013-10-28 | 2014-03-26 | 天安电气集团浙江电气有限公司 | Three-position isolation grounding switching device |
| CA2871238A1 (en) * | 2013-11-26 | 2015-05-26 | Electric Motion Company, Inc. | Isolating ground switch |
| CN104167323A (en) * | 2014-08-03 | 2014-11-26 | 陈爱 | Solid insulation fracture switch |
| WO2016054853A1 (en) * | 2014-10-09 | 2016-04-14 | 河南平高电气股份有限公司 | Interrupter assembly and porcelain column type sulfur hexafluoride breaker |
| CN105185642A (en) * | 2015-09-16 | 2015-12-23 | 上海天灵开关厂有限公司 | Directly-operated three-station disconnecting switch and gas-insulated switchgear |
| CN205230913U (en) * | 2015-11-23 | 2016-05-11 | 湖南平高开关有限公司 | Three -position isolation grounding switch |
| WO2018086561A1 (en) * | 2016-11-12 | 2018-05-17 | 上海天灵开关厂有限公司 | Gas-insulated bus grounding component, grounding device and gas-insulated switch cabinet |
| WO2018086456A1 (en) * | 2016-11-14 | 2018-05-17 | 中国南方电网有限责任公司超高压输电公司检修试验中心 | Double-break isolating switch having grounding linkage |
| CN108269711A (en) * | 2017-12-11 | 2018-07-10 | 河南平高电气股份有限公司 | A kind of static contact and static contact component, GIS disconnecting switch |
| CN211182064U (en) * | 2020-02-24 | 2020-08-04 | 正泰电气股份有限公司 | Three-station isolation grounding switch |
| CN112038156A (en) * | 2020-06-22 | 2020-12-04 | 平高集团有限公司 | Double-fracture isolating switch and high-voltage line connecting structure |
| CN112466701A (en) * | 2020-11-13 | 2021-03-09 | 许继（厦门）智能电力设备股份有限公司 | Double-fracture linkage type three-station isolation grounding switch structure |
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