CN207338214U - A kind of high speed grounding switch of new 110kv compound combined electrical equipments - Google Patents
A kind of high speed grounding switch of new 110kv compound combined electrical equipments Download PDFInfo
- Publication number
- CN207338214U CN207338214U CN201721493110.1U CN201721493110U CN207338214U CN 207338214 U CN207338214 U CN 207338214U CN 201721493110 U CN201721493110 U CN 201721493110U CN 207338214 U CN207338214 U CN 207338214U
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- China
- Prior art keywords
- ground connection
- high speed
- connecting lever
- grounding switch
- speed grounding
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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- 150000001875 compounds Chemical class 0.000 title claims abstract description 8
- 238000009413 insulation Methods 0.000 claims abstract description 33
- 230000005540 biological transmission Effects 0.000 claims abstract description 21
- 230000003068 static effect Effects 0.000 claims abstract description 14
- 238000012545 processing Methods 0.000 claims abstract description 3
- 239000000203 mixture Substances 0.000 claims description 6
- 239000003822 epoxy resin Substances 0.000 claims description 5
- 229920000647 polyepoxide Polymers 0.000 claims description 5
- 239000003292 glue Substances 0.000 claims description 3
- BQCADISMDOOEFD-UHFFFAOYSA-N Silver Chemical compound [Ag] BQCADISMDOOEFD-UHFFFAOYSA-N 0.000 claims 1
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 claims 1
- 229910052760 oxygen Inorganic materials 0.000 claims 1
- 239000001301 oxygen Substances 0.000 claims 1
- 238000007747 plating Methods 0.000 claims 1
- 229910052709 silver Inorganic materials 0.000 claims 1
- 239000004332 silver Substances 0.000 claims 1
- 230000007812 deficiency Effects 0.000 abstract description 2
- 238000000034 method Methods 0.000 description 5
- 230000000694 effects Effects 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000011160 research Methods 0.000 description 2
- 230000006641 stabilisation Effects 0.000 description 2
- 238000011105 stabilization Methods 0.000 description 2
- 229910000975 Carbon steel Inorganic materials 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000010962 carbon steel Substances 0.000 description 1
- 239000011248 coating agent Substances 0.000 description 1
- 238000000576 coating method Methods 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 230000005674 electromagnetic induction Effects 0.000 description 1
- 238000009422 external insulation Methods 0.000 description 1
- 230000006698 induction Effects 0.000 description 1
- 230000001939 inductive effect Effects 0.000 description 1
- 239000012212 insulator Substances 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000003607 modifier Substances 0.000 description 1
- 230000007935 neutral effect Effects 0.000 description 1
- 230000035939 shock Effects 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
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- Switch Cases, Indication, And Locking (AREA)
Abstract
The utility model provides a kind of high speed grounding switch of new 110kv compound combined electrical equipments, including housing, transmission square shaft, interior connecting lever, insulation pulling plate, drive link, ground connection moving contact, guide ring, spring touch finger, ground connection button contact base, busbar and the ground connection static contact seat being arranged in housing, outer connecting lever, position indicator pointer and the baffle being arranged on outside housing, the divide-shut brake direction board being arranged on housing；Transmission square shaft both ends by screw fix in connecting lever and outer connecting lever；Interior connecting lever is connected with insulation pulling plate by axis pin；Insulation pulling plate is connected by axis pin with drive link；Drive link is grounded the middle part of moving contact by being threadably mounted at；Ground connection button contact base is connected by busbar with ground connection static contact seat.Structure difficulty of processing is big in product before the high speed grounding switch of the utility model solves the problems, such as, assembling is difficult, product cost is high, thoroughly solves the problems, such as ground connection moving contact because being subject to radial component to cause rigidity deficiency.
Description
Technical field
It the utility model is related to high-voltage switch gear technical field of electric equipment, and in particular to a kind of new 110kv combined types group
Close the high speed grounding switch of electric appliance.
Background technology
High speed grounding switch be with necessarily close short circuit current flow ability a kind of specific use earthing switch, fast quick access
Ground switch is the important module in GIS device, it can be achieved that the rapid grounding of busbar or cable, it has two effects：First, open
Close capacitance current and electromagnetic induction generation inductive current that parallel aerial circuit is produced due to electrostatic induction；Second, work as enclosure
When creepage phenomenon or enclosure arcing occurs in insulator, high speed grounding switch drop major loop rapid grounding, is cut using breaker
Except fault current, it is ensured that equipment and the safety of electric system.
In recent years, in order to reduce the influence of environment switching devices external insulation performance, the dimension of operation maintenance personnel is reduced
Workload is protected, improves the power supply reliability of power grid, many research institutions and manufacturing firm are just in developmental research solid insulation switch
Equipment so that switchgear volume more minimizes, while master switch facility is converted in order to opposite using by phase insulation mostly
The structure of the three-phase split-phase of ground insulation, and outer surface coating ground shield.But traditional high speed grounding switch is mostly three-phase
One unenclosed construction, appearance and size is larger, phase insulation problem be affected by the external environment it is larger, it is complicated, cost compared with
Height, while be grounded moving contact and cause equipment failure since the influence of shock component is easily deformed.
Utility model content
In view of the deficiencies of the prior art, the utility model provides a kind of fast quick access of new 110kv compound combined electrical equipments
Ground switchs, it is intended to simplifies transmission and the insulation system of current product so that the reliable stabilization of product.
In order to solve the above technical problems, the utility model provides following technical solution：
On the one hand, the utility model provides a kind of high speed grounding switch of new 110kv compound combined electrical equipments, including shell
Body, be arranged on transmission square shaft in housing, interior connecting lever, insulation pulling plate, drive link, ground connection moving contact, guide ring, spring touch finger,
Button contact base, busbar and ground connection static contact seat are grounded, outer connecting lever, position indicator pointer and the baffle being arranged on outside housing, are arranged on housing
On divide-shut brake direction board；
It is described transmission square shaft both ends by screw fix in connecting lever and outer connecting lever；
The interior connecting lever is connected with insulation pulling plate by axis pin；
The insulation pulling plate is connected by axis pin with drive link；
The drive link is grounded the middle part of moving contact by being threadably mounted at；
The ground connection moving contact is installed in the middle part of ground connection button contact base by guide ring；
Spring touch finger is provided with the ground connection button contact base inside middle portion groove,
The ground connection button contact base is connected by busbar with ground connection static contact seat；
The ground connection button contact base, shielding briquetting are bolted on insulated mounting plate；
The insulated mounting plate is connected by bolt with housing.
Further, it is coated with screw thread fastening glue between the drive link and ground connection moving contact.
Further, it is coated with conductive paste between the spring touch finger and ground connection button contact base.
Further, the transmission square shaft and baffle are installed on housing by bearing.
Further, the position indicator pointer is fixed on transmission square shaft.
Further, the contact static contact seat upper surface is equipped with epoxy resin.
Further, the ground connection moving contact, spring touch finger, ground connection button contact base, busbar and ground connection static contact seat pass through spiral shell
Nail connection and fixed composition galvanic circle, each conductive contact surfaces pass through silver-plated process.
Further, the insulated mounting plate, insulation pulling plate and epoxy resin fix composition galvanic circle by screw
Insulation system.
The beneficial effects of the utility model：
The utility model provides a kind of high speed grounding switch of new 110kv compound combined electrical equipments, by dynamic in ground connection
Drive link, the rigidity of increase ground connection moving contact are screwed into the middle part of contact；And be connected through a screw thread between drive link and ground connection moving contact,
During divide-shut brake, it is not easy since deflection deformation occurs in the effect of driving force.The conductive contact surfaces of the galvanic circle have
Silver-plated process so that conductive resistance is small, and through-current capability is strong, simple in structure.
The high speed grounding switch of combined electrical apparatus is simplified and is optimized to the full extent by the utility model, before solving
The problem of structure difficulty of processing is big in product, assembling is difficult, product cost is high, thoroughly solves ground connection moving contact because being subject to footpath
Cause the insufficient problem of rigidity to component.
Brief description of the drawings
Fig. 1 is the structure diagram of the inside of the preferred embodiment in the utility model；
Fig. 2 is the structure diagram of the outside of the preferred embodiment in the utility model.
Embodiment
The utility model is further described with specific embodiment below, but the utility model is from following embodiments
Restriction.
Embodiment 1
As shown in Figure 1 and 2, the utility model provides a kind of high speed grounding switch of new 110kv compound combined electrical equipments,
Including housing 4, the transmission square shaft 1 that is arranged in housing 4, interior connecting lever 2, insulation pulling plate 3, drive link 6, ground connection moving contact 7, be oriented to
Ring 13, spring touch finger 12, ground connection button contact base 11, busbar 9 and ground connection static contact seat 8, are arranged on outer connecting lever 17 outside housing 4, position
Pointer 15 and baffle 16 are put, the divide-shut brake direction board 18 being arranged on housing 4；
It is described transmission 1 both ends of square shaft by screw fix in connecting lever 2 and outer connecting lever 17；The transmission square shaft 1 is used for moment of torsion
Transmission；
The interior connecting lever 2 is connected with insulation pulling plate 3 by axis pin 5；
The insulation pulling plate 3 is connected by axis pin 5 with drive link 6；The interior connecting lever 2, insulation pulling plate 3 are transmission square shaft 1
On moment of torsion be converted to thrust of the axis pin 5 to drive link 6, further pass to ground connection moving contact 7；
The drive link 6 is grounded the middle part of moving contact 7 by being threadably mounted at；The drive link 6 with ground connection moving contact 7 it
Between be coated with screw thread fastening glue；The drive link 6 is using carbon steel and carries out modifier treatment, and drive link 6 is moved with ground connection and touched
First 7 solve the problems, such as that being grounded moving contact 7 at present is easily deformed at the same time with the use of increase rigidity；
The ground connection moving contact 7 is installed on 11 middle part of ground connection button contact base by guide ring 13；Guide ring 13, which is used for realization, to be connect
The guiding of ground moving contact 7；
Spring touch finger 12, the spring touch finger 12 and ground connection fingertip are provided with the ground connection 11 inside middle portion groove of button contact base
Conductive paste is coated between seat 11；Wherein preferred unilateral spring touch finger 12 is four, is grounded moving contact 7 and spring touch finger 12 is equal
Even reliable contacts, spring touch finger 12 realize ground connection moving contact 7 with being grounded being conductively connected for button contact base 11；
The ground connection button contact base 11 is connected by busbar 9 with ground connection static contact seat 8；
The ground connection button contact base 11, shielding briquetting 14 are bolted on insulated mounting plate 10；
The insulated mounting plate 10 is connected by bolt with housing 4；The insulated mounting plate 10 ensure that ground connection button contact base
Insulation between 11 and housing 4；
The transmission square shaft 1 and baffle 16 are installed on housing 4 by bearing；Being driven square shaft 1 can be real by outer connecting lever 17
Now relative to the rotation of housing 4；
The position indicator pointer 15 is fixed on transmission square shaft 1；
8 upper surface of the contact static contact seat is equipped with epoxy resin.
The ground connection moving contact 7, spring touch finger 12, ground connection button contact base 11, busbar 9 and ground connection static contact seat 8 of the utility model
Composition galvanic circle is connected by screw and fixes, each conductive contact surfaces pass through silver-plated process, its is simple in structure, and resistance is small,
Through-current capability is strong, and assembly technology is good.Effect and ground connection button contact base of the ground connection moving contact of the utility model by spring touch finger
Realize dynamic connection.
The insulated mounting plate 10, insulation pulling plate 3 and epoxy resin of the utility model fix composition galvanic circle by screw
Insulation system, which is used for insulation between galvanic circle, housing 4 and connecting lever, its is simple and reliable for structure, and meeting user will
Ask.
Outer 17 driving torque of connecting lever, position indicator pointer 15 and divide-shut brake direction board 18 can clearly reflect the residing shape of switch
State.
The interior connecting lever 2, outer connecting lever 17, transmission square shaft 1, insulation pulling plate 3, axis pin 5, drive link 6 and ground connection of the utility model
Moving contact 7 forms the drive mechanism of high speed grounding switch described in the utility model.
By output torque to outer connecting lever 17, so as to drive transmission square shaft 1, interior connecting lever 2, insulation pulling plate 3 is promoted to move, into
And promote ground connection moving contact 7 to carry out the combined floodgate that slides axially in guide ring 13, in making process, guide ring 13 docks earthquake and touches
First 7 horizontal direction, which horizontally slips, to be oriented to；Separating brake process is opposite.Insulation pulling plate 3 ensures ground connection moving contact 7 and transmission square shaft
Insulation between 1.
When discharging moment of torsion, there is very strong impact force, be in one between insulation pulling plate 3 and the center line of ground connection moving contact 7
Determine angle, produce larger radial impact component, due to being screwed into drive link 6 at 7 middle part of ground connection moving contact, largely increase
The rigidity of ground connection moving contact 7 is added, deflection deformation will not be produced, can effectively solve the problem that ground connection is dynamic compared to traditional ground connection moving contact
The problem on deformation of contact.
The utility model structure simplifies the drive mechanism of traditional product, insulation system, optimizes galvanic circle, solves mesh
The problem of preceding product structure is complicated, assembling is difficult, product cost is high.
The utility model adds the rigidity of ground connection moving contact 7 using drive link 6, makes the reliable stabilization of product.
The utility model for insulation it is reliable, it is high to neutral good, small, efficiency of assembling and with close short circuit current flow and
Cut-off the high speed grounding switch of sensing current capacity.
The above descriptions are merely preferred embodiments of the present invention, is not intended to limit the present invention, for this
For the technical staff in field, various modifications and changes may be made to the present invention.It is all in the spirit and principles of the utility model
Within, any modification, equivalent replacement, improvement and so on, should be included within the scope of protection of this utility model.
Claims (8)
1. a kind of high speed grounding switch of new 110kv compound combined electrical equipments, it is characterised in that including housing, be arranged on shell
Internal transmission square shaft, interior connecting lever, insulation pulling plate, drive link, ground connection moving contact, guide ring, spring touch finger, ground connection button contact base,
Busbar and ground connection static contact seat, outer connecting lever, position indicator pointer and the baffle being arranged on outside housing, the divide-shut brake being arranged on housing refer to
Show board；
It is described transmission square shaft both ends by screw fix in connecting lever and outer connecting lever；
The interior connecting lever is connected with insulation pulling plate by axis pin；
The insulation pulling plate is connected by axis pin with drive link；
The drive link is grounded the middle part of moving contact by being threadably mounted at；
The ground connection moving contact is installed in the middle part of ground connection button contact base by guide ring；
Spring touch finger is provided with the ground connection button contact base inside middle portion groove,
The ground connection button contact base is connected by busbar with ground connection static contact seat；
The ground connection button contact base, shielding briquetting are bolted on insulated mounting plate；
The insulated mounting plate is connected by bolt with housing.
2. high speed grounding switch according to claim 1, it is characterised in that applied between the drive link and ground connection moving contact
It is covered with screw thread fastening glue.
3. high speed grounding switch according to claim 1, it is characterised in that between the spring touch finger and ground connection button contact base
Coated with conductive paste.
4. high speed grounding switch according to claim 1, it is characterised in that the transmission square shaft and baffle are pacified by bearing
On housing.
5. high speed grounding switch according to claim 1, it is characterised in that the position indicator pointer is fixed on transmission square shaft
On.
6. high speed grounding switch according to claim 1, it is characterised in that the ground connection static contact seat upper surface is equipped with epoxy
Resin.
7. high speed grounding switch according to claim 1, it is characterised in that the ground connection moving contact, spring touch finger, ground connection
Button contact base, busbar and ground connection static contact seat are connected by screw and fix composition galvanic circle, and each conductive contact surfaces are by plating
Silver processing.
8. high speed grounding switch according to claim 6, it is characterised in that the insulated mounting plate, insulation pulling plate and ring
Oxygen tree fat fixes the insulation system of composition galvanic circle by screw.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721493110.1U CN207338214U (en) | 2017-11-10 | 2017-11-10 | A kind of high speed grounding switch of new 110kv compound combined electrical equipments |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721493110.1U CN207338214U (en) | 2017-11-10 | 2017-11-10 | A kind of high speed grounding switch of new 110kv compound combined electrical equipments |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207338214U true CN207338214U (en) | 2018-05-08 |
Family
ID=62427505
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721493110.1U Active CN207338214U (en) | 2017-11-10 | 2017-11-10 | A kind of high speed grounding switch of new 110kv compound combined electrical equipments |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207338214U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114300295A (en) * | 2021-11-25 | 2022-04-08 | 河南平高电气股份有限公司 | Earthing switch for GIS |
| CN116544046A (en) * | 2023-07-05 | 2023-08-04 | 江苏安靠智能输电工程科技股份有限公司 | Gas-insulated neutral point grounding switch of transformer |
-
2017
- 2017-11-10 CN CN201721493110.1U patent/CN207338214U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114300295A (en) * | 2021-11-25 | 2022-04-08 | 河南平高电气股份有限公司 | Earthing switch for GIS |
| CN116544046A (en) * | 2023-07-05 | 2023-08-04 | 江苏安靠智能输电工程科技股份有限公司 | Gas-insulated neutral point grounding switch of transformer |
| CN116544046B (en) * | 2023-07-05 | 2023-10-03 | 江苏安靠智能输电工程科技股份有限公司 | Gas-insulated neutral point grounding switch of transformer |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP03 | Change of name, title or address | ||
| CP03 | Change of name, title or address |
Address after: 410000 No. 018, Jinzhou Avenue East, Jinzhou new area, Ningxiang County, Changsha City, Hunan Province Patentee after: HUNAN CHANGGAO ELECTRIC CO.,LTD. Country or region after: China Patentee after: Chang Hi-Tech New Technology Co.,Ltd. Address before: 410000 No. 018, Jinzhou Avenue East, Jinzhou new area, Ningxiang County, Changsha City, Hunan Province Patentee before: HUNAN CHANGGAO ELECTRIC CO.,LTD. Country or region before: China Patentee before: HUNAN CHANGGAO HIGH VOLTAGE SWITCHGEAR GROUP Co.,Ltd. |