CN108206120A - A kind of arc-control device on high-tension line - Google Patents
A kind of arc-control device on high-tension line Download PDFInfo
- Publication number
- CN108206120A CN108206120A CN201711162602.7A CN201711162602A CN108206120A CN 108206120 A CN108206120 A CN 108206120A CN 201711162602 A CN201711162602 A CN 201711162602A CN 108206120 A CN108206120 A CN 108206120A
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- Prior art keywords
- arc
- sleeve
- insulating sleeve
- chutes
- insulation shell
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Classifications
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H33/00—High-tension or heavy-current switches with arc-extinguishing or arc-preventing means
- H01H33/02—Details
- H01H33/42—Driving mechanisms
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H33/00—High-tension or heavy-current switches with arc-extinguishing or arc-preventing means
- H01H33/70—Switches with separate means for directing, obtaining, or increasing flow of arc-extinguishing fluid
- H01H33/72—Switches with separate means for directing, obtaining, or increasing flow of arc-extinguishing fluid having stationary parts for directing the flow of arc-extinguishing fluid, e.g. arc-extinguishing chamber
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H33/00—High-tension or heavy-current switches with arc-extinguishing or arc-preventing means
- H01H33/70—Switches with separate means for directing, obtaining, or increasing flow of arc-extinguishing fluid
- H01H33/76—Switches with separate means for directing, obtaining, or increasing flow of arc-extinguishing fluid wherein arc-extinguishing gas is evolved from stationary parts; Selection of material therefor
Landscapes
- Arc-Extinguishing Devices That Are Switches (AREA)
Abstract
A kind of arc-control device on high-tension line, including insulating sleeve and the pull rod being arranged in insulating sleeve, transmission mechanism and drainage bar are equipped in the side of insulating sleeve, and arc-extinguishing mechanism is equipped in the opposite side of insulating sleeve；The transmission mechanism includes fixing sleeve and the transmission component being arranged in fixing sleeve made of insulating materials, drainage bar is connected by transmission component with the pull rod in insulating sleeve, the arc-extinguishing mechanism includes an insulation shell, the binding post being arranged on outside insulation shell and the arc-chutes being arranged in insulation shell, static contact and moving contact are equipped in the arc-chutes, one end of moving contact is connected with the pull rod in insulating sleeve, the fumarole port of arc-chutes side is connected with arc extinguishing jet pipe, this programme installs arc extinguishing jet pipe additional in the port of arc-chutes, the three of impact force chambers for electric arc quickly to be knocked out to while reduced air-flow are equipped in the arc extinguishing jet pipe, it installs more convenient, improve arc quenching effect simultaneously, higher device safety.
Description
Technical field
The present invention relates to the arc extinguishing device in a kind of high-tension line, the interrupter cartridge on specifically a kind of high-tension line
It puts.
Background technology
It is well known that due in high-tension circuit electric current it is larger, the electric arc of high-energy can be generated while cut-offfing, so as to right
Electrical equipment can have a huge impact, and conventional method is to set arc-control device on isolation switch device or breaker,
Arc-control device is exactly to be set in order to prevent since the arc spark generated when contact disconnects causes unnecessary loss, because
Contact switches on-off and can all generate arc spark, is likely to result in following harm：1st, burn contact contact etc., in the course of time
Make electrical contact bad, cause the damage of circuit.2nd, flash burn may be caused to eye, skin of people etc., human body is caused not
The harm that can be conjestured.3rd, in some places to arc spark sensitivity, such as gasworks or the place for putting imflammable gas is filled, a fourth
The arc spark of point may all set off an explosion.4th, arc spark such as circuit to some electronic products（Such as integrated circuit）
Cause punch through damage etc..
At present, most common arc-control device is air-generating arc-extinguishing device, air-generating arc-extinguishing device include arc-chutes and
Driving mechanism, when the plug-in strip separation of high-tension circuit switch, conducting rod is contacted with the drainage bar of gas generating arc-extinguishing device, at this time electric current
The HV Terminal of dynamic/static contact and blade base side through drainage bar, transmission mechanism and arc-chutes forms a circuit, avoids
The plug-in strip of high-voltage switch gear goes out to be formed high-energy electric arc, and during driving, the indoor dynamic/static contact of arc extinguishing detaches to form electric arc, electric arc
Burn the indoor aerogenesis plastics of arc extinguishing, and formation high pressure draught, which blows electric arc, has achieved the purpose that arc extinguishing, due to current arc extinguishing
The fumarole port of room and mating safety device cause distance of the high-energy electric arc through gas spout pull-up longer, arc extinguishing effect
Fruit is poor, and since periphery auxiliary facility is more, the harmfulness having is larger, and secondly, after arc extinguishing high-energy arc burning produces
Gas plastics, impact force is stronger when the high pressure draught of formation is sprayed through spout, and caused danger coefficient is larger.
Invention content
The purpose of the present invention is deficiencies to solve above-mentioned technical problem, provide the interrupter cartridge on a kind of high-tension line
It puts, installs arc extinguishing jet pipe additional in the port of arc-chutes, be equipped with quickly to knock out electric arc while reduce air-flow in the arc extinguishing jet pipe
Impact force three chambers, installation is more convenient, while improves arc quenching effect, higher device safety.
The technical solution adopted in the present invention is：A kind of arc-control device on high-tension line, including insulating sleeve and
The pull rod being arranged in insulating sleeve is equipped with transmission mechanism and the drainage being connected on transmission mechanism in the side of insulating sleeve
Bar is equipped with arc-extinguishing mechanism in the opposite side of insulating sleeve；
The transmission mechanism includes fixing sleeve and the transmission component being arranged in fixing sleeve made of insulating materials, drainage
Bar is connected by transmission component with the pull rod in insulating sleeve, and the arc-extinguishing mechanism includes an insulation shell, is arranged on absolutely
The binding post of edge hull outside and the arc-chutes being arranged in insulation shell, the arc-chutes are interior to be equipped with static contact and moves tactile
Head, one end of moving contact are connected with the pull rod in insulating sleeve, and the binding post passes through connecting mechanism for rotating and static contact
It is connected, aerogenesis arc extinguishing plastics is equipped on the inner wall of arc-chutes, the fumarole port of arc-chutes side is connected with arc extinguishing jet pipe；
The arc extinguishing jet pipe includes an insulating sleeve and is arranged on air inlet and the gas outlet of insulating sleeve both sides, insulating sleeve
Inlet port and arc-chutes fumarole port sealing connect, set successively along air inlet to gas outlet in the inner cavity of insulating sleeve
There are diversion chamber, choked flow room and surge chamber；
The diversion chamber includes a heat-insulated inner sleeve I made of heat-barrier material being arranged in insulating sleeve inner cavity, described
Heat-insulated inner sleeve I have a taper tube chamber I, the taper tube chamber I close to one end of the fumarole port of arc-chutes be macropore
Diameter end is equipped with one layer of gas pay being made of aerogenesis arc extinguishing plastics on the inner wall of heat-insulated inner sleeve I；
The choked flow room includes a barrier ball for being arranged on insulating sleeve inner cavity medium position, obstructs ball peripheral surface and insulation sleeve
Inside pipe wall has certain gap, which forms the arc gas channel that air-flow passes through；
The surge chamber includes a heat-insulated inner sleeve II made of heat-barrier material being arranged in insulating sleeve inner cavity, described
Heat-insulated inner sleeve II have a taper tube chamber II, the taper tube chamber II close to the side of choked flow room be large aperture end, every
The protrusion of arc is uniformly provided on the inner wall of hot inner sleeve II；
The connecting mechanism for rotating includes being arranged on the annular backup pad outside insulation shell and is rotatably arranged on annular branch
Sliding stand on fagging peripheral surface, the annular backup pad are fixed on by connector outside insulation shell, annular backup pad
Inner peripheral surface and insulation shell outside wall surface there is certain gap, be equipped in a ring on the outer circumference surface of annular backup pad
Conductive plate I, conductive plate I are connected by conducting wire with the indoor static contact of arc extinguishing, and there are two be fastened on ring to sliding stand tool
Claw in the gap of shape support plate and insulation shell is equipped with and I phase of conductive plate in the one side of sliding stand towards insulation shell
The conductive plate II of contact, the binding post is fixed on sliding stand and passes through conducting wire to be connected with conductive plate II.
This programme is advanced optimized, the transmission component includes driver plate, resetting spring and connecting rod, driver plate
One end is arranged on by shaft on the inner wall of fixing sleeve, and the other end of driver plate is connected by connecting rod with pull rod, is being driven
Connecting hole is additionally provided on plate, connecting hole is connected by the inner wall of resetting spring and fixing sleeve, and one end of drainage bar passes through fixing sleeve
On card slot connect with driver plate.
This programme is advanced optimized, the protrusion is equipped with several rows, axis of several row's protrusions along heat-insulated inner sleeve II
Line direction is set.
Advanced optimize this programme, the fit system of the heat-insulated inner sleeve I and insulating sleeve is interference fit, described
The fit system of heat-insulated inner sleeve II and insulating sleeve be interference fit.
This programme is advanced optimized, one end of the fumarole port connection of the arc extinguishing jet pipe and arc-chutes connects equipped with flange
Connect end.
This programme is advanced optimized, the aerogenesis arc extinguishing plastics are a kind of plastics met high temperature and can gasified rapidly.
This programme is advanced optimized, the shape of the barrier ball is spherical or elliposoidal.
This programme is advanced optimized, the claw is L-shaped, and one end of claw is fastened on annular backup pad and insulation shell
Gap in, the other end of claw is fixedly connected by connector with sliding stand.
This programme is advanced optimized, the claw is made of isolation material, and claw stretches into annular backup pad and insulation shell
Ball is equipped between one end and annular backup pad in body space.
This programme is advanced optimized, the annular backup pad has epoxy resin to be made with sliding stand.
The beneficial effects of the invention are as follows：
One, this programme install arc extinguishing jet pipe additional in the fumarole port of arc-chutes by innovation, it is effective improve arc quenching effect and
Device security, effect concrete analysis are as follows：Arc extinguishing jet pipe includes an insulating sleeve, sets gradually and leads in insulating sleeve
Flow chamber, choked flow room and surge chamber, three chambers complement each other and meanwhile act on arc extinguishing and gas shock is reduced to it is minimum, wherein
The heat-insulated inner sleeve I of a taper is equipped in diversion chamber, while aerogenesis arc extinguishing plastic layer is set, air-flow passes through in the conical cavity
When, as gap tapers into, arc energy is concentrated, and plastic layer is gasified, and the air-flow after gasification is concentrated on around electric arc again,
Elongating arc while consumption arc energy gradually, when the electric arc after energy reduction passes through choked flow room, due in choked flow room
Heart position is equipped with barrier ball, and air-flow and electric arc collide simultaneously to be had after barrier ball made of isolation material and around to surrounding, air-flow and
Arc gas channel of the electric arc through surrounding passes through, and can effectively be knocked out electric arc, while reduce the impact of air-flow in the step
Power, the then buffered room of air-flow, the interior heat-insulated inner sleeve II equipped with taper of surge chamber, while set on the surface of heat-insulated inner sleeve II
The protrusion of arc is put, as space tapers into, air-flow is impinged upon on arc convex, further reduces gas shock power, is improved
The safety coefficient of the device.
Secondly, this programme by innovation, install connecting mechanism for rotating additional in the outside of arc-chutes, binding post passes through rotatable connection
Mechanism is arranged on insulation crust, concrete analysis：The connecting mechanism for rotating includes an annular being fixedly connected on insulation shell
Support plate and the sliding stand being rotatably arranged on annular backup pad, by setting contact with each other two pieces of conductive plates therebetween
It realizes the electrical connection in rotary course, ensure that binding post on the basis that the static contact with arc-chutes is electrically connected by above structure
On can adjust position in real time, facilitate the installation of arc-control device.
Thirdly, be equipped with resetting spring in the transmission mechanism of arc-control device, it is effective ensure that drainage bar resets after, spring from
Dynamic energy storage causes pull rod that moving contact is driven to reset, and transmission mechanism is equipped with the fixing sleeve of closing insulation, therefore performance safety again may be used
Internal mechanical components are effectively protected, weatherability is strong.
Description of the drawings
It, below will be to embodiment or existing in order to illustrate more clearly of inventive embodiments or technical solution of the prior art
Attached drawing is briefly described needed in technology description, it should be apparent that, the accompanying drawings in the following description is only to invent
Some embodiments, for those of ordinary skill in the art, without creative efforts, can also basis
These attached drawings obtain other attached drawings.
Fig. 1 is the structural diagram of the present invention.
Fig. 2 is the structure diagram of arc extinguishing jet pipe in the present invention.
Fig. 3 is the structure diagram that arc-extinguishing mechanism is connect with connecting mechanism for rotating in the present invention.
Fig. 4 is the structure diagram of connecting mechanism for rotating in the present invention.
It is marked in figure：1st, insulating sleeve, 11, pull rod, 2, arc extinguishing jet pipe, 21, insulating sleeve, 211, air inlet, 212, go out
Gas port, 22, diversion chamber, 221, heat-insulated inner sleeve I, 222, taper tube chamber I, 223, gas pay, 23, choked flow room, 231, barrier ball,
232nd, arc gas channel, 24, surge chamber, 241, heat-insulated inner sleeve II, 242, taper tube chamber II, 243, protrusion, 25, flange connects
Connect end, 3, transmission mechanism, 31, fixing sleeve, 32, driver plate, 33, resetting spring, 34, connecting rod, 35, drainage bar, 4, arc extinguishing machine
Structure, 41, insulation shell, 42, binding post, 43, arc-chutes, 431, fumarole, 432, static contact, 433, moving contact, 434, aerogenesis
Arc extinguishing plastics, 5, connecting mechanism for rotating, 51, annular backup pad, 511, conductive plate I, 52, sliding stand, 521, claw, 522, conductive
Plate II.
Specific embodiment
Technological means, creation characteristic, reached purpose and advantageous effect to realize the present invention are easy to understand, under
Face combines specific embodiment, and the present invention is further explained.
As shown in the figure, the arc-control device on a kind of high-tension line, including insulating sleeve 1 and is arranged in insulating sleeve
Pull rod 11, transmission mechanism 3 and the drainage bar 35 that is connected on transmission mechanism are equipped in the side of insulating sleeve 1, in insulation sleeve
The opposite side of cylinder 1 is equipped with arc-extinguishing mechanism 4；
The transmission mechanism 3 includes fixing sleeve 31 and the transmission component being arranged in fixing sleeve made of insulating materials,
Drainage bar 35 is connected by transmission component with the pull rod 11 in insulating sleeve 1, and the arc-extinguishing mechanism 4 includes an insulation shell
41st, the binding post 42 being arranged on outside insulation shell and the arc-chutes 43 being arranged in insulation shell, the arc-chutes 43
Interior to be equipped with static contact 432 and moving contact 433, one end of moving contact 433 is connected with the pull rod 11 in insulating sleeve, and described connects
Terminal 42 is arranged on the outside of insulation shell 41 by connecting mechanism for rotating 5 and passes through conducting wire to be connected with static contact 432, is being gone out
The inner wall of arc chamber 43 is equipped with aerogenesis arc extinguishing plastics 434, and 431 port of fumarole of 43 side of arc-chutes is connected with arc extinguishing jet pipe 2；
The arc extinguishing jet pipe 2 includes an insulating sleeve 21 and is arranged on air inlet 211 and the gas outlet of insulating sleeve both sides
212,211 end of air inlet of insulating sleeve 21 is connect with 11 port sealing of fumarole of arc-chutes 1, in the inner cavity of insulating sleeve 21
It is equipped with diversion chamber 22, choked flow room 23 and surge chamber 24 successively along air inlet 211 to gas outlet 212；
Make a concrete analysis of the structure of diversion chamber 22：The diversion chamber 22 include one be arranged in 21 inner cavity of insulating sleeve by heat-insulated
Heat-insulated inner sleeve I 221 made of material, the heat-insulated inner sleeve I 221 have a taper tube chamber I 222, the taper tube chamber I
222 close to one end of 11 port of fumarole of arc-chutes be large aperture end, the other end be small-bore end, in heat-insulated inner sleeve I 221
Inner wall be equipped with one layer of gas pay 223 being made of aerogenesis arc extinguishing plastics；
Make a concrete analysis of the structure of choked flow room 23：The choked flow room 23 is arranged on 21 inner cavity medium position of insulating sleeve including one
Ball 231 is obstructed, the barrier ball is made of isolation material, and barrier 231 peripheral surface of ball has one with 21 inner wall of insulating sleeve
Fixed gap, the gap form the arc gas channel 232 that air-flow passes through, and the channel of curved shape is conducive to arc extinguishing and reduces gas
Stream impact；
Make a concrete analysis of the structure of surge chamber 24：The surge chamber 24 include one be arranged in 21 inner cavity of insulating sleeve by heat-insulated
Heat-insulated inner sleeve II 241 made of material, the heat-insulated inner sleeve II 241 have a taper tube chamber II 242, the conical pipe
Chamber II 242 is large aperture end close to the side of choked flow room 23, and the other end is small-bore end, in the inner wall of heat-insulated inner sleeve II 241
On be uniformly provided with the protrusion 243 of arc；
The connecting mechanism for rotating 5 includes being arranged on the annular backup pad 51 outside insulation shell 41 and being rotatably arranged on ring
Sliding stand 52 on shape support plate peripheral surface, the annular backup pad 51 are fixed on by connector outside insulation shell 41,
The inner peripheral surface of annular backup pad 51 has certain gap with 41 outside wall surface of insulation shell, in the excircle of annular backup pad 51
Conductive plate I 511 is equipped on face around it, conductive plate I 511 is connected by conducting wire static contact 431 indoor with arc extinguishing, described
The tool of sliding stand 52 there are two the claw 521 being fastened in the gap of annular backup pad 51 and insulation shell 41, in sliding stand 52
The conductive plate II 522 being in contact with conductive plate I 511 is equipped with towards the one side of insulation shell, the binding post 42 fixation is set
It puts on sliding stand and passes through conducting wire and be connected with conductive plate II 522.
In the present solution, the diversion chamber 22, choked flow room 23 and surge chamber 24 are an integral structure, it is arranged at insulation sleeve
In cylinder 21, in actually manufacturing, three is independent from each other, and is matched with independent insulating sleeve, then by respective
Assembling is connected and sealed in integral structure in bump joint.
In the present solution, the transmission component includes driver plate 32, resetting spring 33 and connecting rod 34, driver plate 32
One end is arranged on by shaft on the inner wall of fixing sleeve 31, and the other end of driver plate 32 is connected by connecting rod 34 with pull rod 11
It connects, connecting hole is additionally provided on driver plate 32, connecting hole is connect by resetting spring 33 with the inner wall of fixing sleeve 31, drainage bar 5
One end pass through fixing sleeve 31 on card slot connect with driver plate 32.
In the present solution, the protrusion 243 is equipped with several rows, central axes of several row's protrusions along heat-insulated inner sleeve II 241
Direction is set.
In the present solution, the fit system of the heat-insulated inner sleeve I 221 and insulating sleeve 21 is interference fit.
In the present solution, the fit system of the heat-insulated inner sleeve II 241 and insulating sleeve 21 is interference fit.
In the present solution, one end that the arc extinguishing jet pipe 2 is connect with 431 port of fumarole of arc-chutes 43 is equipped with flanged joint
End 25.
In the present solution, the shape of the barrier ball 231 is spherical or elliposoidal.
In the present solution, the aerogenesis arc extinguishing plastics 434 are a kind of plastics met high temperature and can gasified rapidly, this kind of plastics are
It is well-known to those skilled in the art, it is mainly used in gas generating arc-extinguishing device.
In the present solution, further describing detailed structure, the claw 521 preferably uses two kinds of frame modes：One, card
Pawl is L-shaped, and one end of claw is fastened in the gap of annular backup pad and insulation shell, the other end of claw by connector with
Sliding stand is fixedly connected；Secondly, claw in inverted U, one end of claw is fastened in the gap of annular backup pad and insulation shell,
The other end of claw is fixedly connected by connector with sliding stand, and certainly, claw can also have other distressed structures, as long as tool
There is an external part that can be clamped in the gap of annular backup pad and insulation shell.
In the present solution, the claw is made of isolation material, claw is stretched into annular backup pad and insulation shell gap
One end and annular backup pad between be equipped with ball.
In the present solution, the annular backup pad has epoxy resin to be made with sliding stand.
In the present solution, the material of the insulation shell is epoxy resin, it is whole to be poured into a mould using epoxy resin layer closing, absolutely
Edge is functional, and since its material also has hydrophobicity, safe, practical.
This product, is arranged on the blade base side of high-tension circuit knife switch by the present invention, and static contact 432 passes through outside
Binding post 42 and the HV Terminal of blade base side electrically connect, and set a conducting rod on the plug-in strip of high-tension circuit switch, switch closes
Conducting rod is in discrete state with drainage bar during conjunction.The operation principle of device is：When the plug-in strip separation of high-tension circuit switch, lead
Electric pole is contacted with drainage bar, electric current is made to be reached through drainage bar, transmission mechanism, pull rod, moving contact and static contact and binding post high
The terminal forming circuit of piezoelectricity way switch, delay circuit power-off avoid generating electric arc at switchblade knife.With beating for switchblade knife
Open, conducting rod drives drainage bar rotation, the indoor moving contact of arc extinguishing is driven to move through transmission mechanism, make moving contact and static contact by
It gradually detaches, the immediate current breakdown air detached with static contact in moving contact generates electric arc, and the high temperature that electric arc generates is by arc-chutes
Interior aerogenesis arc extinguishing plastics transient evaporation, one, the energy that electric arc can be effectively reduced, secondly, high pressure gas is from gas spout
It sprays, the air-flow of ejection drives electric arc to be elongated and blown, and achievees the purpose that arc extinguishing.Continue to open with switchblade knife,
Drainage bar is detached from the conducting rod on plug-in strip, and the effect of the resetting spring in transmission mechanism makes drainage bar set back rapidly, complete
Into the disconnection of contactor.
Main feature, basic principle and the advantages of the present invention of the present invention has been shown and described above.Industry technology
Personnel are it should be appreciated that the present invention is not limited to the above embodiments, and the above embodiments and description only describe this
The principle of invention, without departing from the spirit and scope of the present invention, the present invention can also have various change according to actual conditions
And improvement, these changes and improvements all fall within the protetion scope of the claimed invention.The claimed scope of the invention is by appended
Claims and its equivalent thereof.
Claims (10)
1. a kind of arc-control device on high-tension line, including insulating sleeve and the pull rod being arranged in insulating sleeve, exhausted
The side of edge sleeve is equipped with transmission mechanism and the drainage bar being connected on transmission mechanism, and arc extinguishing is equipped in the opposite side of insulating sleeve
Mechanism；
The transmission mechanism includes fixing sleeve and the transmission component being arranged in fixing sleeve made of insulating materials, drainage
Bar is connected by transmission component with the pull rod in insulating sleeve, and the arc-extinguishing mechanism includes an insulation shell, is arranged on absolutely
The binding post of edge hull outside and the arc-chutes being arranged in insulation shell, the arc-chutes are interior to be equipped with static contact and moves tactile
Head, one end of moving contact are connected with the pull rod in insulating sleeve, and the binding post passes through connecting mechanism for rotating and static contact
It is connected, aerogenesis arc extinguishing plastics is equipped on the inner wall of arc-chutes, the fumarole port of arc-chutes side is connected with arc extinguishing jet pipe；
It is characterized in that：
The arc extinguishing jet pipe includes an insulating sleeve and is arranged on air inlet and the gas outlet of insulating sleeve both sides, insulating sleeve
Inlet port and arc-chutes fumarole port sealing connect, set successively along air inlet to gas outlet in the inner cavity of insulating sleeve
There are diversion chamber, choked flow room and surge chamber；
The diversion chamber includes a heat-insulated inner sleeve I made of heat-barrier material being arranged in insulating sleeve inner cavity, described
Heat-insulated inner sleeve I have a taper tube chamber I, the taper tube chamber I close to one end of the fumarole port of arc-chutes be macropore
Diameter end is equipped with one layer of gas pay being made of aerogenesis arc extinguishing plastics on the inner wall of heat-insulated inner sleeve I；
The choked flow room includes a barrier ball for being arranged on insulating sleeve inner cavity medium position, obstructs ball peripheral surface and insulation sleeve
Inside pipe wall has certain gap, which forms the arc gas channel that air-flow passes through；
The surge chamber includes a heat-insulated inner sleeve II made of heat-barrier material being arranged in insulating sleeve inner cavity, described
Heat-insulated inner sleeve II have a taper tube chamber II, the taper tube chamber II close to the side of choked flow room be large aperture end, every
The protrusion of arc is uniformly provided on the inner wall of hot inner sleeve II；
The connecting mechanism for rotating includes being arranged on the annular backup pad outside insulation shell and is rotatably arranged on annular branch
Sliding stand on fagging peripheral surface, the annular backup pad are fixed on by connector outside insulation shell, annular backup pad
Inner peripheral surface and insulation shell outside wall surface there is certain gap, be equipped in a ring on the outer circumference surface of annular backup pad
Conductive plate I, conductive plate I are connected by conducting wire with the indoor static contact of arc extinguishing, and there are two be fastened on ring to sliding stand tool
Claw in the gap of shape support plate and insulation shell is equipped with and I phase of conductive plate in the one side of sliding stand towards insulation shell
The conductive plate II of contact, the binding post is fixed on sliding stand and passes through conducting wire to be connected with conductive plate II.
2. the arc-control device on a kind of high-tension line according to claim 1, it is characterised in that：The transmission component
Including driver plate, resetting spring and connecting rod, one end of driver plate is arranged on by shaft on the inner wall of fixing sleeve, driver plate
The other end be connected by connecting rod with pull rod, be additionally provided with connecting hole on driver plate, connecting hole by resetting spring with it is solid
Surely the inner wall connection covered, one end of drainage bar pass through the card slot on fixing sleeve to be connect with driver plate.
3. the arc-control device on a kind of high-tension line according to claim 1, it is characterised in that：The protrusion is equipped with
Several rows, several row's protrusions are set along the central axes direction of heat-insulated inner sleeve II.
4. the arc-control device on a kind of high-tension line according to claim 1, it is characterised in that：The heat-insulated inner sleeve
The fit system of pipe I and insulating sleeve is interference fit, and the fit system of the heat-insulated inner sleeve II and insulating sleeve was
It is full of cooperation.
5. the arc-control device on a kind of high-tension line according to claim 1, it is characterised in that：The arc extinguishing jet pipe with
One end of the fumarole port connection of arc-chutes is equipped with flanged ends.
6. the arc-control device on a kind of high-tension line according to claim 1, it is characterised in that：The aerogenesis arc extinguishing
Plastics are a kind of plastics met high temperature and can gasified rapidly.
7. the arc-control device on a kind of high-tension line according to claim 1, it is characterised in that：The barrier ball
Shape is spherical or elliposoidal.
8. the arc-control device on a kind of high-tension line according to claim 1, it is characterised in that：The claw is in L
Type, one end of claw are fastened in the gap of annular backup pad and insulation shell, and the other end of claw passes through connector and slip
Platform is fixedly connected.
9. the arc-control device on a kind of high-tension line according to claim 1, it is characterised in that：The claw is by exhausted
Edge material is made, and claw, which stretches into, is equipped with ball between annular backup pad and one end in insulation shell gap and annular backup pad.
10. the arc-control device on a kind of high-tension line according to claim 1, it is characterised in that：The annular branch
Fagging has epoxy resin to be made with sliding stand.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711162602.7A CN108206120A (en) | 2017-11-21 | 2017-11-21 | A kind of arc-control device on high-tension line |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711162602.7A CN108206120A (en) | 2017-11-21 | 2017-11-21 | A kind of arc-control device on high-tension line |
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| Publication Number | Publication Date |
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| CN108206120A true CN108206120A (en) | 2018-06-26 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711162602.7A Pending CN108206120A (en) | 2017-11-21 | 2017-11-21 | A kind of arc-control device on high-tension line |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109741998A (en) * | 2019-02-27 | 2019-05-10 | 武汉司德宝电气有限公司 | A kind of breaker |
| CN111477483A (en) * | 2020-04-27 | 2020-07-31 | 阜阳市光普照明科技有限公司 | Arc extinguishing mechanism and circuit breaker based on same |
| CN116759246A (en) * | 2023-08-17 | 2023-09-15 | 江苏北高电气科技有限公司 | Switch device for electric power |
-
2017
- 2017-11-21 CN CN201711162602.7A patent/CN108206120A/en active Pending
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109741998A (en) * | 2019-02-27 | 2019-05-10 | 武汉司德宝电气有限公司 | A kind of breaker |
| CN109741998B (en) * | 2019-02-27 | 2024-01-09 | 武汉司德宝电气有限公司 | Circuit breaker |
| CN111477483A (en) * | 2020-04-27 | 2020-07-31 | 阜阳市光普照明科技有限公司 | Arc extinguishing mechanism and circuit breaker based on same |
| CN116759246A (en) * | 2023-08-17 | 2023-09-15 | 江苏北高电气科技有限公司 | Switch device for electric power |
| CN116759246B (en) * | 2023-08-17 | 2023-10-24 | 江苏北高电气科技有限公司 | Switch device for electric power |
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