CN107256817A - A kind of new totally-enclosed high voltage isolator - Google Patents
A kind of new totally-enclosed high voltage isolator Download PDFInfo
- Publication number
- CN107256817A CN107256817A CN201710681546.1A CN201710681546A CN107256817A CN 107256817 A CN107256817 A CN 107256817A CN 201710681546 A CN201710681546 A CN 201710681546A CN 107256817 A CN107256817 A CN 107256817A
- Authority
- CN
- China
- Prior art keywords
- high voltage
- strip
- voltage isolator
- side board
- blade type
- Prior art date
- 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.)
- Granted
Links
- 239000012212 insulator Substances 0.000 claims abstract description 23
- NJPPVKZQTLUDBO-UHFFFAOYSA-N novaluron Chemical compound C1=C(Cl)C(OC(F)(F)C(OC(F)(F)F)F)=CC=C1NC(=O)NC(=O)C1=C(F)C=CC=C1F NJPPVKZQTLUDBO-UHFFFAOYSA-N 0.000 claims abstract description 18
- 230000003068 static effect Effects 0.000 claims abstract description 10
- 239000012634 fragment Substances 0.000 claims description 12
- 230000007246 mechanism Effects 0.000 claims description 5
- 238000009434 installation Methods 0.000 claims 1
- 238000002955 isolation Methods 0.000 abstract description 5
- 238000009413 insulation Methods 0.000 abstract description 4
- 239000004020 conductor Substances 0.000 abstract description 3
- 230000000694 effects Effects 0.000 description 2
- 238000012423 maintenance Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000005540 biological transmission Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- JEIPFZHSYJVQDO-UHFFFAOYSA-N iron(III) oxide Inorganic materials O=[Fe]O[Fe]=O JEIPFZHSYJVQDO-UHFFFAOYSA-N 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000009466 transformation Effects 0.000 description 1
- 230000000007 visual effect Effects 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
Classifications
-
- 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
-
- 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
- H01H31/04—Interlocking mechanisms
- H01H31/06—Interlocking mechanisms for interlocking between casing, cover, or protective shutter and mechanism for operating contacts
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H9/00—Details of switching devices, not covered by groups H01H1/00 - H01H7/00
- H01H9/02—Bases, casings, or covers
- H01H9/0264—Protective covers for terminals
Landscapes
- Details Of Connecting Devices For Male And Female Coupling (AREA)
- Connector Housings Or Holding Contact Members (AREA)
Abstract
The invention discloses the new totally-enclosed high voltage isolator of one kind, including：Base, insulator, it is double save blade type plug-in strip, movable contact block and fixed contact pedestal, the two ends of the base set insulator described in one respectively, wherein the movable contact block is installed in insulator upper end described in one, the fixed contact pedestal is installed in another insulator upper end；Be arranged with a self-locking insulating boot between the movable contact block and the fixed contact pedestal, it is described it is double save blade type plug-in strip one end and be hinged be arranged in the self-locking insulating boot.The totally enclosed type high voltage isolator of the present invention, using mechanical interlocking formula, exterior insulation cover is automatically opened up during separating brake, insulating boot is closed automatically during combined floodgate, two moving contact and static contact terminal plate connect with insulated conductor to be sealed with shrinkage medial head, hermetically sealed isolation is realized, so that solving exterior object connects caused short circuit power cut.
Description
Technical field
The present invention relates to electrical equipment technical field, and in particular to a kind of new totally-enclosed high voltage isolator.
Background technology
The maintenance part in guarantee power equipment that is mainly used for of disconnecting switch isolates with electrical body, is carried out with disconnecting switch
The switching of circuit or drawing idler circuit.The raising of update and manufacturing process and operation level with power equipment,
There are a large amount of non-maintaining electrical equipments to put into operation so that failure is greatly reduced, and maintenance workload is significantly reduced.But isolation
The accident defect of switch but frequently occurs, and such as conductive contact heating, mechanism part damage, bite, transmission portion rust are waited indefinitely and caused
Normal operating is unable to, power grid security is had a strong impact on.
For example, with the development of electric power network technique, the continuous transformation and upgrade of city rural power grids, the 10KV high pressures that city rural power grids are now run every
Leave pass conductive structure all exposed, although some places install insulating boot additional in disconnecting switch conducting position, and (waste time and energy effect
It is not apparent), but isolation can not be fully sealed in disconnecting switch conducting position completely.Therefore cause conducting position exposed, with
Exterior object, which is connected, causes short circuit power cut.
The content of the invention
It is an object of the invention to provide the new totally-enclosed high voltage isolator of one kind, led to solve existing disconnecting switch
Electric position is exposed to connect the problem of causing short circuit power cut with exterior object.
To achieve the above object, specifically, the invention provides following technical scheme：
A kind of new totally-enclosed high voltage isolator, including：Base, insulator, it is double save blade type plug-in strip, movable contact block with
And fixed contact pedestal, the two ends of the base set insulator described in one respectively, wherein insulator upper end described in one installs described dynamic
Contact base, another insulator upper end is installed by the fixed contact pedestal；It is arranged between the movable contact block and the fixed contact pedestal
Have a self-locking insulating boot, it is described it is double save blade type plug-in strip one end and be hinged be arranged in the self-locking insulating boot.
Further, the self-locking insulating boot includes bottom plate, mobile side board and fixed side, and the bottom plate passes through fixation
The mounting screw holes of screw and the insulator upper end, which coordinates, is arranged on the insulator upper end；The bottom plate both sides lead to respectively
Cross a pivot to be connected with mobile side board described in one, the fixed side is arranged on the two ends of the bottom plate.
Further, the movable contact block and the fixed contact pedestal are each passed through the fixed side, the movable contact block
One group of moving contact shell fragment and one group of static contact shell fragment of the fixed contact pedestal be arranged in the self-locking insulating boot, positioned at described
It is double to save below blade type plug-in strip.
Further, double save on the upside of blade type plug-in strip also sets up interlocking mechanism.
Further, double save is provided with hook on the downside of blade type plug-in strip, and the correspondence hook is set on the bottom plate
It is equipped with hook base.When disconnecting switch is closed, double save after blade type plug-in strip is pushed connects with moving contact shell fragment, static contact shell fragment respectively
Touch, so as to connect moving contact and static contact, double connection status for saving blade type plug-in strip are kept with hook base by linking up with.
Jin mono- Walk's, mobile side board connector, the mobile side board connector are provided with the inwall of the mobile side board
Back-moving spring is provided between the bottom plate, the free end of the mobile side board connector is provided with described pair and saves blade type lock
The underface of knife.When it is double save blade type plug-in strip and push when, act on mobile side board connector so that two mobile side boards are to center
Position is closed so that self-locking insulating boot can automatic-sealed, when it is double save blade type plug-in strip and open when, back-moving spring is by activity
Side plate connector is upspring, so that two mobile side boards are automatically opened up.
Further, the mobile side board connector is separately positioned in a locating part, and the locating part is used to limit institute
State mobile side board connector rotational angle.
The invention has the advantages that：
The totally enclosed type high voltage isolator of the present invention, using mechanical interlocking formula, exterior insulation cover is automatically opened up during separating brake,
Insulating boot is closed automatically during combined floodgate, and two moving contact and static contact terminal plate connect with insulated conductor to be sealed with shrinkage medial head,
Hermetically sealed isolation is realized, so that solving exterior object connects caused short circuit power cut.
Brief description of the drawings
The new totally-enclosed high voltage isolator closure state tomograph of Fig. 1 present invention.
The new totally-enclosed high voltage isolator off-state tomograph of Fig. 2 present invention.
Omit tomograph in the new totally-enclosed high voltage isolator part of Fig. 3 present invention.
New totally-enclosed another visual angle tomograph of high voltage isolator off-state of Fig. 4 present invention.
The insulator tomograph of the new totally-enclosed high voltage isolator of Fig. 5 present invention.
Wherein, 10- bases, 20- insulators, 21- mounting screw holes, 30- is double to save blade type plug-in strip, 31- hooks, 40- connection
Latch mechanism, 50- movable contact blocks, 51- moving contact shell fragments, 60- fixed contact pedestals, 61- static contact shell fragments, 70- self-locking insulating boots, 71-
Mobile side board, 72- fixed sides, 73- bottom plates, 74- pivots, 75- fixing screws, 76- mobile side board connectors, 77- locating parts,
78- hook bases.
Embodiment
Following examples are used to illustrate the present invention, but are not limited to the scope of the present invention.
Embodiment 1
As Figure 1-4, a kind of new totally-enclosed high voltage isolator, including：Base 10, insulator 20, double save blade
Type plug-in strip 30, movable contact block 50 and fixed contact pedestal 60, the two ends of the base 10 set insulator 20 described in one respectively, wherein
The movable contact block 50 is installed in the upper end of insulator 20 described in one, and the fixed contact pedestal 60 is installed in another upper end of insulator 20；
A self-locking insulating boot 70 is arranged between the movable contact block 50 and the fixed contact pedestal 60, described pair is saved blade type plug-in strip 30 1
End, which is hinged, to be arranged in the self-locking insulating boot 70.
Wherein, as shown in Fig. 3,5, the self-locking insulating boot 70 includes bottom plate 73, mobile side board 71 and fixed side 72,
The bottom plate 73 is coordinated by fixing screws 75 and the mounting screw holes 21 of the upper end of the insulator 20 is arranged on the insulation
Sub 20 upper ends；The both sides of bottom plate 73 are connected by a pivot 74 with mobile side board described in one 71 respectively, the fixed side 72
Installed in the two ends of the bottom plate 73.
Wherein, the movable contact block 50 and the fixed contact pedestal 60 are each passed through the fixed side 72, the moving contact
50 one group of moving contact shell fragment 51 of seat and one group of static contact shell fragment 61 of the fixed contact pedestal 60 are arranged on the self-locking insulating boot
In 70, the lower section of blade type plug-in strip 30 is saved positioned at described pair.
Wherein, double upsides for saving blade type plug-in strip 30 also set up interlocking mechanism 40.
Wherein, double downsides for saving blade type plug-in strip 30 are provided with the correspondence hook on hook 31, the bottom plate 73
31 are provided with hook base 78.When disconnecting switch is closed, it is double save after blade type plug-in strip 30 is pushed respectively with moving contact shell fragment 51, quiet
Contact shell fragment 61 is contacted, so as to connect moving contact and static contact, keeping double by hook 31 and hook base 78 saves blade type plug-in strip
30 connection status.
Wherein, mobile side board connector 76, the mobile side board connector are provided with the inwall of the mobile side board 71
Back-moving spring (not shown) is provided between 76 and the bottom plate 73, the free end of the mobile side board connector 76 is set
State double underfaces for saving blade type plug-in strip 30.When it is double save blade type plug-in strip 30 and push when, plug-in strip acts on mobile side board connector
76 cause two mobile side boards 71 closed to center so that self-locking insulating boot 70 can automatic-sealed, save knife when double
When piece type plug-in strip 30 is opened, back-moving spring upsprings mobile side board connector 76, so that two mobile side boards 71 are beaten automatically
Open.
Wherein, the mobile side board connector 76 is separately positioned in a locating part 77, and the locating part 77 is used to limit
The rotational angle of mobile side board connector 76.
The totally enclosed type high voltage isolator of the present invention, using mechanical interlocking formula, exterior insulation cover is automatically opened up during separating brake,
Insulating boot is closed automatically during combined floodgate, and two moving contact and static contact terminal plate connect with insulated conductor to be sealed with shrinkage medial head,
Hermetically sealed isolation is realized, so that solving exterior object connects caused short circuit power cut.
Although above with general explanation and specific embodiment, the present invention is described in detail, at this
On the basis of invention, it can be made some modifications or improvements, this will be apparent to those skilled in the art.Therefore,
These modifications or improvements, belong to the scope of protection of present invention without departing from theon the basis of the spirit of the present invention.
Claims (7)
1. a kind of new totally-enclosed high voltage isolator, it is characterised in that the disconnecting switch includes：Base, insulator, double save
Blade type plug-in strip, movable contact block and fixed contact pedestal, the two ends of the base set insulator described in one respectively, wherein described in one
The movable contact block is installed in insulator upper end, and the fixed contact pedestal is installed in another insulator upper end；The movable contact block and
It is arranged with a self-locking insulating boot between the fixed contact pedestal, described double blade type plug-in strip one end of saving are hinged that to be arranged on the self-locking exhausted
In edge cover.
2. the new totally-enclosed high voltage isolator of one kind according to claim 1, it is characterised in that the self-locking insulating boot
Including bottom plate, mobile side board and fixed side, the bottom plate passes through fixing screws and the installation spiral shell of the insulator upper end
Bolt-hole fits are arranged on the insulator upper end；The bottom plate both sides are connected by a pivot with mobile side board described in one respectively,
The fixed side is arranged on the two ends of the bottom plate.
3. the new totally-enclosed high voltage isolator of one kind according to claim 2, it is characterised in that the movable contact block and
The fixed contact pedestal is each passed through the fixed side, one group of moving contact shell fragment of the movable contact block and the fixed contact pedestal
One group of static contact shell fragment is arranged in the self-locking insulating boot, and is saved positioned at described pair below blade type plug-in strip.
4. the new totally-enclosed high voltage isolator of one kind according to claim 1, it is characterised in that described pair is saved blade type
Interlocking mechanism is also set up on the upside of plug-in strip.
5. the new totally-enclosed high voltage isolator of one kind according to claim 2, it is characterised in that described pair is saved blade type
The hook of correspondence on hook, the bottom plate is provided with the downside of plug-in strip and is provided with hook base.
6. the new totally-enclosed high voltage isolator of one kind according to claim 2, it is characterised in that the mobile side board
Mobile side board connector is provided with inwall, back-moving spring is provided between the mobile side board connector and the bottom plate, institute
The free end for stating mobile side board connector is provided with double underfaces for saving blade type plug-in strip.
7. the new totally-enclosed high voltage isolator of one kind according to claim 6, it is characterised in that the mobile side board connects
Fitting is separately positioned in a locating part, and the locating part is used to limit the mobile side board connector rotational angle.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710681546.1A CN107256817B (en) | 2017-08-10 | 2017-08-10 | A kind of totally-enclosed high voltage isolator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710681546.1A CN107256817B (en) | 2017-08-10 | 2017-08-10 | A kind of totally-enclosed high voltage isolator |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN107256817A true CN107256817A (en) | 2017-10-17 |
| CN107256817B CN107256817B (en) | 2019-04-02 |
Family
ID=60026640
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710681546.1A Expired - Fee Related CN107256817B (en) | 2017-08-10 | 2017-08-10 | A kind of totally-enclosed high voltage isolator |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107256817B (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110247327A (en) * | 2019-07-26 | 2019-09-17 | 镇江默勒电器有限公司 | A kind of main circuit switch |
| CN110571089A (en) * | 2019-09-03 | 2019-12-13 | 广州艾博电力设计院有限公司 | Distribution network protection isolating switch |
| CN113643925A (en) * | 2021-07-05 | 2021-11-12 | 许继集团有限公司 | Five-connection disconnecting link assembly |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2397589Y (en) * | 1999-10-27 | 2000-09-20 | 王明邦 | High voltage isolation switch cover |
| CN2645210Y (en) * | 2003-08-19 | 2004-09-29 | 郝明莎 | Totally closed type disconnecting switch |
| EP1109264A3 (en) * | 1999-12-14 | 2004-12-08 | Power Controls Iberica, SL | Terminal protector for multipolar electrical devices |
| CN202796675U (en) * | 2012-08-09 | 2013-03-13 | 北京永正电器设备有限公司 | Safety isolating switch |
| CN205282352U (en) * | 2015-11-27 | 2016-06-01 | 河北华能源电力设备有限公司 | HGW9 -12 type twin columns found open outdoor high voltage isolator |
-
2017
- 2017-08-10 CN CN201710681546.1A patent/CN107256817B/en not_active Expired - Fee Related
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2397589Y (en) * | 1999-10-27 | 2000-09-20 | 王明邦 | High voltage isolation switch cover |
| EP1109264A3 (en) * | 1999-12-14 | 2004-12-08 | Power Controls Iberica, SL | Terminal protector for multipolar electrical devices |
| CN2645210Y (en) * | 2003-08-19 | 2004-09-29 | 郝明莎 | Totally closed type disconnecting switch |
| CN202796675U (en) * | 2012-08-09 | 2013-03-13 | 北京永正电器设备有限公司 | Safety isolating switch |
| CN205282352U (en) * | 2015-11-27 | 2016-06-01 | 河北华能源电力设备有限公司 | HGW9 -12 type twin columns found open outdoor high voltage isolator |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110247327A (en) * | 2019-07-26 | 2019-09-17 | 镇江默勒电器有限公司 | A kind of main circuit switch |
| CN110571089A (en) * | 2019-09-03 | 2019-12-13 | 广州艾博电力设计院有限公司 | Distribution network protection isolating switch |
| CN110571089B (en) * | 2019-09-03 | 2023-10-27 | 广东艾博电力设计院(集团)有限公司 | Disconnecting switch for distribution network protection |
| CN113643925A (en) * | 2021-07-05 | 2021-11-12 | 许继集团有限公司 | Five-connection disconnecting link assembly |
| CN113643925B (en) * | 2021-07-05 | 2024-03-01 | 许继集团有限公司 | Five-connection disconnecting link assembly |
Also Published As
| Publication number | Publication date |
|---|---|
| CN107256817B (en) | 2019-04-02 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20190402 |