CN206639708U - A kind of HVDC disconnecting link of anti-overheat - Google Patents
A kind of HVDC disconnecting link of anti-overheat Download PDFInfo
- Publication number
- CN206639708U CN206639708U CN201720306242.2U CN201720306242U CN206639708U CN 206639708 U CN206639708 U CN 206639708U CN 201720306242 U CN201720306242 U CN 201720306242U CN 206639708 U CN206639708 U CN 206639708U
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- shaped board
- conductive
- litzendraht wire
- fingertip
- wing plate
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Abstract
A kind of HVDC disconnecting link of anti-overheat, it includes support, conductive arm and fixed terminals, fixed terminals are U-shaped board, the bore of U-shaped board opening tapers into from outside to inside, the end of U-shaped board two side distinguishes outside bending and forms installation wing plate, and one end and the support of conductive arm are articulated and connected, and conductive arm is provided with fingertip, after the conductive arm other end closes a floodgate into U-shaped board, U-shaped board and fingertip are in close contact to form conduction；Conductive arm is provided with metal anchor ear, the installation wing plate of U-shaped board both sides is provided with the conductive soft litzendraht wire being parallel to each other, the both ends of conductive soft litzendraht wire are respectively equipped with conductor wire clamp, the conductor wire clamp of conductive soft litzendraht wire one end is fixed on installation wing plate, and the conductor wire clamp of the conductive soft litzendraht wire other end is fixed on the side of anchor ear.The utility model between U-shaped board and conductive arm by being provided with two conductive soft litzendraht wires being parallel to each other, and so as to reduce the electric current that loop between U-shaped board and fingertip passes through, avoids fingertip from generating heat and burn.
Description
Technical field
It the utility model is related to a kind of HVDC disconnecting link of anti-overheat.
Background technology
With the development of power domain and the increasingly increase of power demand, increasing power knife switch is widely used
In the transmission line of electricity and controller switching equipment of open air, and play the important function of on-off circuit and installation insurance.And high-voltage switch is general
All over applied in high-tension line, high-voltage switch is relative to the electric current that a maximum difference of low voltage knife switch is exactly by high-voltage switch
It is more much larger than low voltage knife switch, if the contact of high-voltage switch travels frequently over high current for a long time, heating would tend to occur, even
The situation of fingertip burn.Such as imported from Holland HAPAM disconnecting links are HVDC disconnecting link, the rated capacity of the HVDC disconnecting link is
3000A, it is dual-port structure, and it includes support, conductive arm and fixed terminals, and fixed terminals are U-shaped board, and U-shaped board is opened
The bore of mouth tapers into from outside to inside, and specifically the sidewall slope angle of U-shaped board is 30 degree, the end point of U-shaped board two side
Not outside bending and form installation wing plate, one end of conductive arm with support is articulated and connected, the other end is free end, set on conductive arm
After having fingertip, the conductive arm other end to close a floodgate into U-shaped board, U-shaped board and fingertip are in close contact to form conduction, and the high voltage direct current
The situation of heating and fingertip burn occurs in lock after for a long time continually by high current.
Utility model content
The purpose of this utility model is to provide a kind of HVDC disconnecting link of anti-overheat, is passed through with to reduce main contact terminal circuit
Electric current, main contact is avoided to generate heat and burn.
To achieve the above object, the utility model adopts the technical scheme that：
A kind of HVDC disconnecting link of anti-overheat, it includes support, conductive arm and fixed terminals, fixed terminals U
Template, the bore of U-shaped board opening taper into from outside to inside, and the end of U-shaped board two side distinguishes outside bending and forms installation
Wing plate, one end and the support of conductive arm are articulated and connected, and conductive arm is provided with fingertip, after the conductive arm other end closes a floodgate into U-shaped board,
U-shaped board and fingertip are in close contact to form conduction；Conductive arm is provided with metal anchor ear, and the installation wing plate of U-shaped board both sides is provided with phase
Mutually parallel conductive soft litzendraht wire, the both ends of conductive soft litzendraht wire are respectively equipped with conductor wire clamp, and conductive soft litzendraht wire one end is led
Electrical wire clip is fixed on installation wing plate, and the conductor wire clamp of the conductive soft litzendraht wire other end is fixed on the side of anchor ear.
The utility model is conductive by being provided with two conductive soft litzendraht wires being parallel to each other between U-shaped board and conductive arm
Soft litzendraht wire can play a part of shunting electric current between U-shaped board and fingertip, pass through so as to reduce loop between U-shaped board and fingertip
Electric current, avoid fingertip generate heat and burn；Two conductive soft litzendraht wires being parallel to each other while current distributing is carried out, can reached more
Big shunting effect.
Improved as one kind of the present utility model, between the conduction clamping plate and installation wing plate of described soft litzendraht wire one end of conduction
Provided with copper coin, copper coin one end is outwardly relative to U-shaped board, and the conduction clamping plate of conductive soft litzendraht wire one end is consolidated by bolt and nut
It is scheduled on copper coin one end, the copper coin other end is fixedly connected by bolt and nut with installation wing plate.In conductive soft litzendraht wire one end
Copper coin is added between conduction clamping plate and installation wing plate, and the conduction clamping plate of conductive soft litzendraht wire one end is held within U-shaped
On copper coin one end outside plate, the conductive soft litzendraht wire during divide-shut brake can be avoided to enter inside U-shaped board, so as to influence knife
The normal divide-shut brake of lock.
Further, the soft litzendraht wire of conduction is the soft litzendraht wire of copper.
Compared with prior art, the utility model has advantages below：
The utility model is conductive by being provided with two conductive soft litzendraht wires being parallel to each other between U-shaped board and conductive arm
Soft litzendraht wire can play a part of shunting electric current between U-shaped board and fingertip, pass through so as to reduce loop between U-shaped board and fingertip
Electric current, avoid fingertip generate heat and burn.
Brief description of the drawings
Fig. 1 is the separating brake figure of the HVDC disconnecting link of the anti-overheat of the utility model；
Fig. 2 is the combined floodgate figure of the HVDC disconnecting link of the anti-overheat of the utility model.
Embodiment
Content of the present utility model is described in further details with reference to the accompanying drawings and detailed description.It is appreciated that
, specific embodiment described herein is used only for explaining the utility model, rather than to restriction of the present utility model.In addition
It should also be noted that, for the ease of describing, the part related to the utility model rather than full content are illustrate only in accompanying drawing.
Embodiment
Referring to Fig.1 and 2, a kind of HVDC disconnecting link of anti-overheat, it includes support 10, conductive arm 20 and fixation and connect
Line end.
Fixed terminals are U-shaped board 30, and the bore that U-shaped board 30 is open tapers into from outside to inside, the two side of U-shaped board 30
Distinguish outside bending and form installation wing plate 31 in end.
One end of conductive arm 20 is articulated and connected with support 10, and conductive arm 20 is provided with fingertip 21, and the other end of conductive arm 20 closes
Lock to after in U-shaped board 30, U-shaped board 30 and fingertip 21 be in close contact formed it is conductive.
Conductive arm 20 is provided with metal anchor ear 40, and the installation wing plate 31 of the both sides of U-shaped board 30 is provided with the conduction being parallel to each other
Soft litzendraht wire 50, the both ends of conductive soft litzendraht wire 50 are respectively equipped with conductor wire clamp 51,52, the conduction of conductive soft one end of litzendraht wire 50
Wire clamp 51 is fixed on installation wing plate 31, and the conductor wire clamp 52 of the conductive soft other end of litzendraht wire 50 is fixed on the side of anchor ear 40.
Wherein in the present embodiment, the soft litzendraht wire 50 of the conduction is the soft litzendraht wire of copper.
The utility model is conductive by being provided with two conductive soft litzendraht wires being parallel to each other between U-shaped board and conductive arm
Soft litzendraht wire can play a part of shunting electric current between U-shaped board and fingertip, pass through so as to reduce loop between U-shaped board and fingertip
Electric current, avoid fingertip generate heat and burn；Two conductive soft litzendraht wires being parallel to each other while current distributing is carried out, can reached more
Big shunting effect.
In the present embodiment, it is provided with copper coin between the conduction clamping plate 51 of conductive soft one end of litzendraht wire 50 and installation wing plate 31
60, the one end of copper coin 60 is outwardly relative to U-shaped board 30, and the conduction clamping plate 51 of conductive soft one end of litzendraht wire 50 passes through bolt and nut
It is fixed on the one end of copper coin 60, the other end of copper coin 60 is fixedly connected by bolt and nut with installation wing plate 31.In conductive soft braiding
Copper coin is added between the conduction clamping plate and installation wing plate of line one end, and the conduction clamping plate of conductive soft litzendraht wire one end is fixed on
On copper coin one end outside U-shaped board, the conductive soft litzendraht wire during divide-shut brake can be avoided to enter inside U-shaped board, from
And influence the normal divide-shut brake of disconnecting link.
In summary, the utility model is provided with two conductive soft litzendraht wires being parallel to each other between U-shaped board and conductive arm,
Conductive soft litzendraht wire can play a part of shunting electric current between U-shaped board and fingertip, compared with prior art with advantages below：
1st, the electric current that loop passes through between U-shaped board and fingertip is reduced, avoids fingertip from generating heat and burn；
2nd, two conductive soft litzendraht wires being parallel to each other while current distributing is carried out, bigger shunting effect can be reached；
3 and the conduction clamping plate of conductive soft litzendraht wire one end is held within copper coin one end outside U-shaped board, can kept away
Exempt from the conductive soft litzendraht wire during divide-shut brake to enter inside U-shaped board, so as to influence the normal divide-shut brake of disconnecting link.
Above-listed detailed description is illustrating for the utility model possible embodiments, and the embodiment simultaneously is not used to limit
The scope of the claims of the present utility model, all equivalence enforcements or change without departing from carried out by the utility model, it is intended to be limited solely by this case
In the scope of the claims.
Claims (3)
- A kind of 1. HVDC disconnecting link of anti-overheat, it is characterised in that：Including support, conductive arm and fixed terminals, fixation connects Line end is U-shaped board, and the bore of U-shaped board opening tapers into from outside to inside, and outside bending is distinguished and shape in the end of U-shaped board two side Into installation wing plate, one end and the support of conductive arm are articulated and connected, and conductive arm is provided with fingertip, and the conductive arm other end closes a floodgate to U-shaped After in plate, U-shaped board and fingertip are in close contact to form conduction；Conductive arm is provided with metal anchor ear, on the installation wing plate of U-shaped board both sides Provided with the conductive soft litzendraht wire being parallel to each other, the both ends of conductive soft litzendraht wire are respectively equipped with conductor wire clamp, conductive soft litzendraht wire one The conductor wire clamp at end is fixed on installation wing plate, and the conductor wire clamp of the conductive soft litzendraht wire other end is fixed on the side of anchor ear.
- 2. the HVDC disconnecting link of anti-overheat according to claim 1, it is characterised in that：Described soft litzendraht wire one end of conduction Conduction clamping plate and installation wing plate between be provided with copper coin, copper coin one end is outwardly relative to U-shaped board, the soft litzendraht wire one end of conduction Conduction clamping plate be fixed on by bolt and nut on copper coin one end, the copper coin other end pass through bolt and nut with installation wing plate fix connect Connect.
- 3. the HVDC disconnecting link of anti-overheat according to claim 1, it is characterised in that：The soft litzendraht wire of conduction is copper Soft litzendraht wire.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720306242.2U CN206639708U (en) | 2017-03-27 | 2017-03-27 | A kind of HVDC disconnecting link of anti-overheat |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720306242.2U CN206639708U (en) | 2017-03-27 | 2017-03-27 | A kind of HVDC disconnecting link of anti-overheat |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206639708U true CN206639708U (en) | 2017-11-14 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720306242.2U Active CN206639708U (en) | 2017-03-27 | 2017-03-27 | A kind of HVDC disconnecting link of anti-overheat |
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| CN (1) | CN206639708U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110993453A (en) * | 2019-11-29 | 2020-04-10 | 河南平高通用电气有限公司 | Conductive connection device and direct current breaker using same |
-
2017
- 2017-03-27 CN CN201720306242.2U patent/CN206639708U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110993453A (en) * | 2019-11-29 | 2020-04-10 | 河南平高通用电气有限公司 | Conductive connection device and direct current breaker using same |
| CN110993453B (en) * | 2019-11-29 | 2021-11-05 | 河南平高通用电气有限公司 | Conductive connection device and direct current breaker using same |
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