CN205680600U - A kind of high voltage isolator - Google Patents
A kind of high voltage isolator Download PDFInfo
- Publication number
- CN205680600U CN205680600U CN201620606104.1U CN201620606104U CN205680600U CN 205680600 U CN205680600 U CN 205680600U CN 201620606104 U CN201620606104 U CN 201620606104U CN 205680600 U CN205680600 U CN 205680600U
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- CN
- China
- Prior art keywords
- high voltage
- voltage isolator
- insulator
- strip
- double
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Abstract
The utility model discloses a kind of high voltage isolator, including mounting seat, the first insulator, the second insulator, movable contact block, static contact head device, double-pole flap-type plug-in strip, double-pole flap-type plug-in strip is provided with temperature compensation means and ground connection electrical verification draw ring, the middle part of mounting seat is fixedly connected with thread bush, montant it is equipped with in thread bush, the lower end of montant is rack-mount, and the two ends, left and right of mounting seat are provided with hinged seat, and hinged seat is provided with ground connection aluminum pipe.This utility model is simple and reasonable, easy to use, arranges ground connection electrical verification draw ring, while playing electrical verification effect, effectively protects the personal safety of workmen, reduces the generation of electric shock accidents；Ensure that the pressure between attachment means between static contact head device and movable contact block, it is ensured that the pressure between dynamic and static contact, the height of adjustable mounting base, thus the setting height(from bottom) of scalable high voltage isolator, greatly facilitate outdoor field wiring and wiring.
Description
Technical field
This utility model relates to a kind of disconnecting switch, specifically a kind of high voltage isolator.
Background technology
Disconnecting switch, is commonly called as " disconnecting link ", generally refers to high voltage isolator, i.e. rated voltage 1kV and above every
Leave pass, often referred to simply as disconnecting switch, be that high-voltage switch electric appliance uses most a kind of electrical equipment, the operation principle of itself
And relatively simple for structure, but owing to usage amount is big, functional reliability requires height, to electric substation, the design of power plant, sets up and pacifies
Row for the national games has large effect.
Conventional isolation switches, without electroscopic device, is unfavorable for protecting the personal safety of workmen if desired, is susceptible to
Electric shock accidents；Although the disconnecting switch of existing production is checked in delivery test meets national standard, but terrible weather in the wild
Condition, salt fog Caulis Piperis Kadsurae invasion and attack under, device produces corrosion, thus increases contact resistance, ultimately results in and burns out because temperature rises
Switch；Being otherwise isolated from switch to be affected by mechanical vibration and electric and magnetic oscillation, the structural elements of disconnecting switch produces and loosens, and causes and connects
Contact resistance increases, and produces heat, and when heat is delivered to the dynamic double parallel blade of tactile throwing to multi-turn compression spring, spring easily loses
Removing pressure, make sound joint electric shock pressure reduce, resistance increases, and produces substantial amounts of heat.This loosen, heating, loosen again, then
The severe circulation of heating repeatability, may cause dynamic and static contact scorification, cause circuit to have a power failure；Existing outdoor high-voltage isolating switch
All being fixedly mounted in mounting seat, once installation, its position is just determined, and for complex outdoor environment, gives
Outdoor field wiring and wiring bring inconvenience.
Utility model content
The purpose of this utility model is to provide a kind of high voltage isolator, with asking of solving to propose in above-mentioned background technology
Topic.
For achieving the above object, the following technical scheme of this utility model offer:
A kind of high voltage isolator, including mounting seat, in described mounting seat, two ends, left and right are provided with the first insulator and the
Two insulators, the first insulator top is provided with movable contact block, and the second insulator is provided with static contact head device, and described movable contact block leans on
Nearly second insulator one end connects has double-pole flap-type plug-in strip, double-pole flap-type plug-in strip to be provided with temperature compensation means, described double-pole flap-type
The middle part of plug-in strip is provided with ground connection electrical verification draw ring, and described double-pole flap-type plug-in strip includes the first metal blade and the second gold medal being parallel to each other
Belonging to blade, the first metal blade and the second metal blade structure are identical；The middle part of described mounting seat is fixedly connected with has interior spiral shell
The thread bush of stricture of vagina, is equipped with montant in thread bush, be provided with external screw thread outside montant, and the female thread of external screw thread and thread bush is mutually
Joining, the lower end of montant is rack-mount, and montant is upward through thread bush and extends after its threaded engagement；Described mounting seat
Two ends, left and right hinged seat is installed, hinged seat is provided with ground connection aluminum pipe.
As further program of the utility model: described temperature compensation means includes bimetal washer and board-like elastic force
Packing ring, bimetal washer is positioned at the first sheet metal side, and board-like resilience washer is positioned at the second sheet metal side.
As this utility model further scheme: between described bimetal washer and board-like resilience washer, two ends are the most logical
Crossing screw rod to fix, bimetal washer and board-like resilience washer two ends are fixed by screw rod respectively.
As this utility model further scheme: described static contact head device is the metallic plate of right-angle bending.
As this utility model further scheme: also include interlock, double-pole flap-type plug-in strip is located at by interlock
Side away from static contact head device.
As this utility model further scheme: the top of described montant is fixedly connected with spanner.
As this utility model further scheme: described ground connection aluminum pipe end is provided with grounding contact.
Compared with prior art, the beneficial effects of the utility model are: this utility model is simple and reasonable, user
Just, ground connection electrical verification draw ring is set, while playing electrical verification effect, effectively protects the personal safety of workmen, reduce and touch
The generation of electrification；Ensure that the pressure between attachment means between static contact head device and movable contact block, it is ensured that resistance during heat
Will not increase, reduce the probability that double-pole flap-type plug-in strip burns out；Ensure that the pressure between dynamic and static contact, it is ensured that resistance will not
Increase, cause short circuit, cause power failure；Ground connection aluminum pipe can facilitate ground connection, keeps structure safe and reliable to operation；Scalable is pacified
The height of dress seat, thus the setting height(from bottom) of scalable high voltage isolator, greatly facilitate outdoor field wiring and wiring.
Accompanying drawing explanation
Fig. 1 is the structural representation of high voltage isolator；
Fig. 2 is the structural representation of temperature compensation means in high voltage isolator；
In figure: 1-mounting seat, 2-the first insulator, 3-movable contact block, 4-double-pole flap-type plug-in strip, 41-the first metal blade,
42-the second metal blade, 43-bimetal washer, the board-like resilience washer of 44-, 45-screw rod, 5-interlock, 6-ground connection electrical verification
Draw ring, 7-static contact head device, 8-the second insulator, 9-thread bush, 10-montant, 11-external screw thread, 12-support, 13-spanner, 14-
Hinged seat, 15-ground connection aluminum pipe, 16-grounding contact.
Detailed description of the invention
Below in conjunction with detailed description of the invention, the technical scheme of this patent is described in more detail.
Referring to Fig. 1-2, a kind of high voltage isolator, including mounting seat 1, in described mounting seat 1, two ends, left and right are provided with
First insulator 2 and the second insulator 8, the first insulator top is provided with movable contact block 3, and the second insulator 8 is provided with static contact
Device 7, described movable contact block 3 connects near second insulator 8 one end has double-pole flap-type plug-in strip 4, double-pole flap-type plug-in strip 4 to be provided with temperature
Degree compensation device, this utility model setting by temperature compensation means, in replacement original structure in double-pole flap-type plug-in strip structure
Connect the compression spring of two metal blades, thus avoid and attacked by bad weather condition and salt fog Caulis Piperis Kadsurae, and then increase double
The contact resistance of blade type plug-in strip 4, causes circuit to have a power failure；By first insulator 2 and the setting of the second insulator 8, its heatproof
With moisture-proof apparently higher than common insulator；By the setting of static contact head device 7, static contact head device 7 is provided with and two blade type
The static contact that bi-metal blades in plug-in strip 4 structure is connected, it is achieved movable contact block 3 and the connection of static contact head device 7, it is achieved electricity
The normal connection on road.
The middle part of described double-pole flap-type plug-in strip 4 is provided with ground connection electrical verification draw ring 6, while playing electrical verification effect, effectively protects
Protect the personal safety of workmen, reduce the generation of electric shock accidents.
Described double-pole flap-type plug-in strip 4 includes the first metal blade 41 and the second metal blade 42, the first gold medal being parallel to each other
Belonging to blade 41 identical with the second metal blade 42 structure, temperature compensation means includes bimetal washer 43 and board-like resilience washer
44, bimetal washer 43 is positioned at the first sheet metal 41 side, and board-like resilience washer 44 is positioned at the second sheet metal 42 side, double gold
Belonging to the sheet packing ring 43 i.e. flexural deformation of heat, the highest deformation of temperature is the biggest, but temperature is when 200 degree, and bimetal washer 43 is freely
State arch deformation 4mm, now, bimetal washer 43 two ends compress, and the first metal blade 41 can be produced by central authorities' arched part
The lateral pressure of 294N, after temperature reduces, pressure reduces, hereby it is ensured that pressure between dynamic and static contact, when heat, resistance will not
Become big.
Between described bimetal washer 43 and board-like resilience washer 44, two ends are all fixed by screw rod 45, also can arrange range line
Sleeve, thus ensure not excessive because of screw rod 45 pressure, and make moving contact to close；And further preferably, described static contact fills
Putting 7 is the metallic plate of right-angle bending, static contact head device 7 can be provided with multiple static contact, it is achieved with the connection of two blade type plug-in strip 4.
Also include that the double-pole flap-type plug-in strip 4 side away from static contact head device 7 is located at by interlock 5, interlock 5.
The middle part of described mounting seat 1 is fixedly connected with the female thread bush 9 of tool, is equipped with montant 10 in thread bush 9,
Montant 10 is outside is provided with external screw thread 11, and external screw thread 11 matches with the female thread of thread bush 9, and the lower end of montant 10 is arranged on support
On 12, montant 10 is upward through thread bush 9 and extends after its threaded engagement.
The top of described montant 10 is fixedly connected with spanner 13, convenient operation.
The two ends, left and right of described mounting seat 1 are provided with hinged seat 14, and hinged seat 14 is provided with ground connection aluminum pipe 15, are using
Time, ground connection aluminum pipe 15 keeps Stability Analysis of Structures reliable.
Described ground connection aluminum pipe 15 end is provided with grounding contact 16, in use, is conveniently linked in ground path.
Above the better embodiment of this patent is explained in detail, but this patent is not limited to above-mentioned embodiment party
Formula, in the ken that one skilled in the relevant art is possessed, it is also possible on the premise of without departing from this patent objective
Make a variety of changes.
Claims (7)
1. a high voltage isolator, including mounting seat, in described mounting seat, two ends, left and right are provided with the first insulator and second
Insulator, the first insulator top is provided with movable contact block, and the second insulator is provided with static contact head device, it is characterised in that described
Movable contact block connects near second insulator one end has double-pole flap-type plug-in strip, double-pole flap-type plug-in strip to be provided with temperature compensation means, institute
The middle part stating double-pole flap-type plug-in strip is provided with ground connection electrical verification draw ring, and described double-pole flap-type plug-in strip includes the first steel edge being parallel to each other
Sheet and the second metal blade, the first metal blade and the second metal blade structure are identical；The middle part of described mounting seat is fixing to be connected
Having the female thread bush of tool, be equipped with montant, be provided with external screw thread outside montant in thread bush, external screw thread is interior with thread bush
Screw thread matches, and the lower end of montant is rack-mount, and montant is upward through thread bush and extends after its threaded engagement；Institute
The two ends, left and right stating mounting seat are provided with hinged seat, and hinged seat is provided with ground connection aluminum pipe.
High voltage isolator the most according to claim 1, it is characterised in that described temperature compensation means includes bimetal leaf
Packing ring and board-like resilience washer, bimetal washer is positioned at the first sheet metal side, and board-like resilience washer is positioned at the second sheet metal
Side.
High voltage isolator the most according to claim 2, it is characterised in that described bimetal washer and board-like elastic mattress
Between circle, two ends are all fixed by screw rod, and bimetal washer and board-like resilience washer two ends are fixed by screw rod respectively.
4. according to the high voltage isolator described in claim 1 or 2 or 3, it is characterised in that described static contact head device is right-angle folding
Curved metallic plate.
High voltage isolator the most according to claim 4, it is characterised in that also include interlock, interlock is located at
Double-pole flap-type plug-in strip is away from the side of static contact head device.
6. according to the high voltage isolator described in claim 1 or 2 or 3 or 5, it is characterised in that the top of described montant is fixed
Connect and have spanner.
High voltage isolator the most according to claim 6, it is characterised in that described ground connection aluminum pipe end is provided with ground connection and touches
Head.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620606104.1U CN205680600U (en) | 2016-06-16 | 2016-06-16 | A kind of high voltage isolator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620606104.1U CN205680600U (en) | 2016-06-16 | 2016-06-16 | A kind of high voltage isolator |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205680600U true CN205680600U (en) | 2016-11-09 |
Family
ID=57430307
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620606104.1U Expired - Fee Related CN205680600U (en) | 2016-06-16 | 2016-06-16 | A kind of high voltage isolator |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205680600U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106783352A (en) * | 2016-11-25 | 2017-05-31 | 江苏省如高高压电器有限公司 | A kind of disconnecting switch clapper-type galvanic circle |
-
2016
- 2016-06-16 CN CN201620606104.1U patent/CN205680600U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106783352A (en) * | 2016-11-25 | 2017-05-31 | 江苏省如高高压电器有限公司 | A kind of disconnecting switch clapper-type galvanic circle |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| 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: 20161109 Termination date: 20170616 |