CN102054621A - Novel high-voltage vacuum circuit breaker - Google Patents
Novel high-voltage vacuum circuit breaker Download PDFInfo
- Publication number
- CN102054621A CN102054621A CN2010105402489A CN201010540248A CN102054621A CN 102054621 A CN102054621 A CN 102054621A CN 2010105402489 A CN2010105402489 A CN 2010105402489A CN 201010540248 A CN201010540248 A CN 201010540248A CN 102054621 A CN102054621 A CN 102054621A
- Authority
- CN
- China
- Prior art keywords
- pole
- circuit breaker
- phase
- switch pole
- push rod
- 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.)
- Pending
Links
Images
Abstract
The invention discloses a novel high-voltage vacuum circuit breaker and relates to a circuit breaker. The circuit breaker comprises a shell, wherein a three-phase switch pole is arranged inside the shell; one end of each phase of the switch pole is provided with a cable inlet plug; a sleeve serving as a cable outlet plug is connected in the middle of the switch pole; the cable inlet plug and the cable outlet plug are in U-shaped distribution; the interior of the switch pole is in a sealed state; an insulating pull rod is arranged in each phase of the pole and extends outwards to be connected with a transmission device; and the transmission device is operated through an operating mechanism in the circuit breaker, so that the insulating pull rods of the three-phase pole axially move to switch on or switch off the circuit breaker. The invention has the advantages that: the shell of the circuit breaker is wholly sealed, the inner switch pole is provided with a shielding layer, any part can be touched without electric leakage, and the circuit breaker is in three-phase linkage, easy to operate, safe to use and maintenance-free; the circuit breaker has good sealing performance, can be used for an outdoor pole, and also can serve as an urban ground line to be arranged underground; meanwhile, due to smaller volume, the circuit breaker can be directly arranged in a complete equipment cabinet, can be applied to any natural environment, and has wider application range.
Description
Technical field
Invention relates to a kind of circuit breaker, specifically is the high-pressure vacuum breaker that can use in various outdoor conditions and environment, is particularly useful for using in the underground buried line.
Background technology
Continuous development along with national economy, electric network composition and part throttle characteristics are complicated day by day, be connected the sensitiveness electric loading of electric power system simultaneously, very easily be subjected to influence from electric power system disturbance in short-term, as the phenomenon that electric voltage dropping and voltage jump, this has just proposed strict further requirement for the quality of power supply and operational reliability.So needs adopt, and protectiveness equipment--high-pressure vacuum breaker closes at short notice, separating brake.Present high-pressure vacuum breaker because of its arc-extinguishing medium and arc extinguishing after the dielectric in contact gap all be that high vacuum is gained the name, have volume little, in light weight, be applicable to frequent operation, non-maintaining advantage, in power distribution network, use comparatively universal.It mainly comprises: vacuum interrupter, electromagnetism or spring operating mechanism, support or shell and other parts.
Making a general survey of the vacuum circuit-breaker that occurs on the market all is to adopt switch pole or sleeve pipe up, casing and support are installed below pole or sleeve pipe, spring operating mechanism and transmission device are set in the casing, the position in space is provided with the lifting hook between the switch pole, by the lifting hook vacuum circuit-breaker is placed in the open air.But so in use there are some problems, in the abominable place of some natural environments, vacuum circuit-breaker is installed in the open air, when running into extreme cold or extreme hot environment, to vacuum circuit-breaker is exactly test greatly, tend to cause the infringement of vacuum circuit-breaker, influence its normal use, reduction of service life.Therefore further, if the insulated enclosure of vacuum circuit-breaker is bad, shell has electromotive force, and certain risk is just arranged during operation, lets alone to be used for undergroundly, has hindered the scope of application of circuit breaker to a certain extent.
Summary of the invention
Technical problem solved by the invention is to provide a kind of integral sealing insulation, do not have electric leakage worry can be used for novel high-pressure vacuum circuit-breaker in the buried circuit.
Technical problem solved by the invention realizes by the following technical solutions:
The housing that comprises circuit breaker, the threephase switch pole is set in the described housing, the threephase switch pole is arranged on the horizontal plane, one end of described every phase switch pole is the long cable section of ingoing line plug, connecing a sleeve pipe in addition in the middle of every phase switch pole is the cable outlet plug, distribution takes the shape of the letter U between described long cable section of ingoing line plug and the cable outlet plug, inlet wire conducting rod and vacuum interrupter two client links in described long cable section of ingoing line plug, advance, outlet cable cable direct and circuit breaker advances, the outlet plug connects, and it is the internal shield that the macromolecule modified renewable reusable environment-friendly materials of main body are made based on ethylene-propylene diene copolymer that one deck is set in the junction of the inlet wire conducting rod of described long cable section of ingoing line plug and cable.
Outer setting one deck of described switch pole is the outer shielding layer that the macromolecule modified renewable reusable environment-friendly materials of main body are made based on ethylene-propylene diene copolymer.
Insulator seal ring is equipped with in the bottom of described every phase switch pole, be used to make pole inside and outside isolated, in described vacuum extinction chamber interior insulated tension pole is set, insulated tension pole is protruding to join with transmission device, by the operating state of the indoor contact of vacuum extinction in the operating-controlling mechanism control switch pole.
Also comprise actuation means, described actuation means is made up of operating mechanism in the circuit breaker and transmission device.Output toggle arm in the operating mechanism is connected with the shift fork of transmission device, and drives set total push rod of transmission device and the motion of single-phase connecting lever by shift fork.
Described single-phase connecting lever is to be made of a fulcrum shaft and two lever arms, two lever arms connect the insulated tension pole that total push rod and single-phase connecting lever drive pole and do axial motion, on described total push rod alignment pin is set, slides in the bracket groove of alignment pin in described actuation means to keep balance.
Described total push rod is shaped on three alignment pins perpendicular to the insulated tension pole of threephase switch pole on described total push rod, described three alignment pins insert in three pairs of bracket grooves and are connected with the lever arm of single-phase connecting lever.
Described single-phase connecting lever one end lever arm is with after alignment pin on total push rod is connected, and the end of other end lever arm and insulated tension pole links to each other.
Described shift fork be arranged on operating mechanism output toggle arm and and total push rod between after, a fixed axis is also passed at the center of shift fork, is used to control shift fork and is spot wobble with fixed axis all the time.
The present invention in use, by the control operating-controlling mechanism, the output toggle arm of operating mechanism drives the shift fork rotation, shift fork promotes total push rod, thereby drives single-phase connecting lever motion.This moment, total push rod was mobile the time, fixed point pin on total push rod drives single-phase connecting lever and insulated tension pole interlock, thereby pulling three phase isolated pull bar is done axial motion, makes vacuum interrupter touches in the pole contact contact or separately, reaches the purpose that switches on and off the power network line electric current.
The invention has the beneficial effects as follows the shell integral sealing of circuit breaker, the internal switch pole also is provided with screen, and Electric Field Distribution is even, and shell does not have charged worry, and any position can touch.Three link simultaneously, simple to operate, safe in utilization, can be whole imbed underground use, also can be used on the outdoor post and the complete set of equipments cabinet in.Because reasonable in design, its mounting means also is multi-faceted, can level install, and also can uprightly install, and is inverted to install and side direction is installed, be suitable for any natural environmental condition in, use face is more extensive.
Description of drawings
Fig. 1 is the structural representation of circuit breaker of the present invention;
Fig. 2 is a side schematic view among Fig. 1;
11-housing, 12-switch pole, 121-vacuum interrupter, 122-outer shielding layer, 13-long cable section of ingoing line plug, 131-inlet wire conducting rod, 132-internal shield, 14-insulated tension pole, 15-cable outlet plug, 21-operating mechanism, 22-operating mechanism output toggle arm, 31-shift fork, 32-fixed axis, the total push rod of 41-, 42-support sliding tray, 43-push rod pin, 44-alignment pin, the single-phase connecting lever of 51-among the figure.
Embodiment
For technological means, creation characteristic that the present invention is realized, reach purpose and effect is easy to understand, below in conjunction with concrete diagram, further set forth the present invention.
As depicted in figs. 1 and 2, a kind of novel high-pressure vacuum circuit-breaker comprises the housing 11 of circuit breaker, and integral sealing is handled outside housing 11, is used for the integral sealing of circuit breaker inside.In the housing 11 side by side threephase switch pole 12 is installed, threephase switch pole 12 is respectively A phase, B phase, C phase switch pole, threephase switch pole 12 is arranged on the horizontal plane, end at every phase switch pole 12 is a long cable section of ingoing line plug 13, connecing a sleeve pipe in addition in the middle of the switch pole 12 is cable outlet plug 15, the shape that takes the shape of the letter U between long cable section of ingoing line plug 13 and the cable outlet plug 15 like this arranges, make long cable section of ingoing line plug 13 and cable outlet plug 15 directly be connected into and out of the line cable.And, be used for and directly between the line plug, be electrically connected into and out of the line cable with the cable of circuit breaker with two client links of inlet wire conducting rod in the long cable section of ingoing line plug 13 131 with vacuum interrupter 121.
Is the outer shielding layer 122 that the macromolecule modified renewable reusable environment-friendly materials of main body are made at outer setting one deck of every phase switch pole 12 based on ethylene-propylene diene copolymer, reach cable turnover line plug 13 in the switch pole 12 around each electric conductor, it is the internal shield 132 that the macromolecule modified renewable reusable environment-friendly materials of main body are made based on ethylene-propylene diene copolymer that the junction of cable outlet plug 15 and conducting rod 131 and cable also is provided with one deck, Electric Field Distribution is even around being used for remaining the circuit breaker electric conductor, thereby guarantee killer switch pole 12 and the not charged gesture of shell 11, realized that each position of circuit breaker is all tangible.
Shown in Figure 1, the other end of every phase switch pole 12 is provided with insulator seal ring 123, make vacuum interrupter 121 interior or exterior spaces in the switch pole 12 isolated, insulated tension pole 14 is installed in inner space at vacuum interrupter 121, insulated tension pole 14 protruding and single-phase connecting levers 51 join, single-phase connecting lever 51 is made of a fulcrum shaft and two lever arms, fixed point pin 44 is connected in the support sliding tray 42 on one of them lever arm and the total push rod 41, the end of another lever arm links to each other with the end of insulated tension pole 14, also be connected with total push rod 41 and single-phase connecting lever 51 between the insulated tension pole 14 of operating mechanism 21 and threephase switch pole 12 simultaneously, total push rod 41 is perpendicular to the insulated tension pole 14 of threephase switch pole 12, be movably connected being shaped on total push rod 41 to insert in a push rod pin 43 and 44, three support sliding trays 42 of three alignment pins between alignment pin 44 backs and the single-phase connecting lever 51.Just in time connect shift fork 31 between the output toggle arm 22 that stretches out in push rod pin 43 and the operating mechanism 21, after shift fork 31 is installed between push rod pin 43 and the output toggle arm 22, a fixed axis 32 is also passed at the center of shift fork 31, fixed axis 32 is as central point, and just in time can control shift fork 31 is the central point rotary oscillation with fixed axis 32 all the time.
The present invention in use, by control operation mechanism 21, output toggle arm 22 drives shift fork 31 rotations in the operating mechanism 21, shift fork 31 is by push rod pin 43 and 41 interlocks of total push rod, move thereby drive total push rod 41, this moment, always push rod 41 was mobile the time, and alignment pin 44 drives interlock between single-phase connecting levers 51 and the insulated tension pole 14 on total push rod 41, and then also spur three phase isolated pull bar 14 and move up and down, reach the purpose of contact in the closed and disconnected vacuum interrupter 121.
More than show and described basic principle of the present invention and principal character and advantage of the present invention.The technical staff of the industry should understand; the present invention is not restricted to the described embodiments; that describes in the foregoing description and the specification just illustrates principle of the present invention; without departing from the spirit and scope of the present invention; the present invention also has various changes and modifications, and these changes and improvements all fall in the claimed scope of the invention.The claimed scope of the present invention is defined by appending claims and equivalent thereof.
Claims (6)
1. novel high-pressure vacuum circuit-breaker is characterized in that:
The housing that comprises circuit breaker, the threephase switch pole is set in the described housing, the threephase switch pole is arranged on the horizontal plane, one end of described every phase switch pole is the long cable section of ingoing line plug, connecing a sleeve pipe in addition in the middle of the pole is the cable outlet plug, distribution takes the shape of the letter U between described long cable section of ingoing line plug and the cable outlet plug, inlet wire conducting rod and vacuum interrupter two client links in described long cable section of ingoing line plug, turnover line cable directly is connected with the turnover wire terminal of circuit breaker, and it is the internal shield that the macromolecule modified renewable reusable environment-friendly materials of main body are made based on ethylene-propylene diene copolymer that one deck is set in the junction of the inlet wire conducting rod of described long cable section of ingoing line plug and cable;
Also comprise actuation means, described actuation means is made up of operating mechanism in the circuit breaker and transmission device, and the output toggle arm in the operating mechanism is connected with the shift fork of transmission device, and drives set total push rod of transmission device and the motion of single-phase connecting lever by shift fork.
2. according to the described high-pressure vacuum breaker of claim 1, it is characterized in that: outer setting one deck of described switch pole is the outer shielding layer that the macromolecule modified renewable reusable environment-friendly materials of main body are made based on ethylene-propylene diene copolymer.
3. according to the described high-pressure vacuum breaker of claim 1, it is characterized in that: insulator seal ring is equipped with in the bottom of described every phase switch pole, in described vacuum extinction chamber interior insulated tension pole is set, insulated tension pole is protruding to join with transmission device, by the operating state of the indoor contact of vacuum extinction in the operating-controlling mechanism control switch pole.
4. according to the described high-pressure vacuum breaker of claim 1, it is characterized in that: described single-phase connecting lever is to be made of a fulcrum shaft and two lever arms, two lever arms connect the insulated tension pole that total push rod and single-phase connecting lever drive pole and do axial motion, on described total push rod alignment pin is set, slides in the bracket groove of alignment pin in described actuation means to keep balance.
5. according to claim 1 or 4 described high-pressure vacuum breakers, it is characterized in that: described single-phase connecting lever one end lever arm is with after alignment pin on total push rod is connected, and the end of other end lever arm and insulated tension pole links to each other.
6. according to the described high-pressure vacuum breaker of claim 1, it is characterized in that: described shift fork be arranged on operating mechanism output toggle arm and and total push rod between after, a fixed axis is also passed at the center of shift fork.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010105402489A CN102054621A (en) | 2010-11-11 | 2010-11-11 | Novel high-voltage vacuum circuit breaker |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010105402489A CN102054621A (en) | 2010-11-11 | 2010-11-11 | Novel high-voltage vacuum circuit breaker |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN102054621A true CN102054621A (en) | 2011-05-11 |
Family
ID=43958830
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010105402489A Pending CN102054621A (en) | 2010-11-11 | 2010-11-11 | Novel high-voltage vacuum circuit breaker |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN102054621A (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103311043A (en) * | 2013-05-24 | 2013-09-18 | 厦门市恒源新电力设备有限公司 | Solid insulation vacuum switch |
| CN104143471A (en) * | 2014-08-09 | 2014-11-12 | 南京开关厂有限公司 | Full-sealed vacuum circuit breaker |
| CN106601541A (en) * | 2017-01-11 | 2017-04-26 | 天津平高智能电气有限公司 | Circuit breaker |
| CN110349796A (en) * | 2019-07-30 | 2019-10-18 | 扬州新概念电气有限公司 | A kind of intelligent integrated formula breaker |
| CN111917016A (en) * | 2020-08-12 | 2020-11-10 | 杭州万禾电力科技有限公司 | Large capacity looped netowrk cabinet of insulating mode of environment-friendly |
-
2010
- 2010-11-11 CN CN2010105402489A patent/CN102054621A/en active Pending
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103311043A (en) * | 2013-05-24 | 2013-09-18 | 厦门市恒源新电力设备有限公司 | Solid insulation vacuum switch |
| CN103311043B (en) * | 2013-05-24 | 2015-12-16 | 厦门市恒源新电力设备有限公司 | Solid insulation vacuum switch |
| CN104143471A (en) * | 2014-08-09 | 2014-11-12 | 南京开关厂有限公司 | Full-sealed vacuum circuit breaker |
| CN106601541A (en) * | 2017-01-11 | 2017-04-26 | 天津平高智能电气有限公司 | Circuit breaker |
| CN106601541B (en) * | 2017-01-11 | 2018-11-09 | 天津平高智能电气有限公司 | A kind of breaker |
| CN110349796A (en) * | 2019-07-30 | 2019-10-18 | 扬州新概念电气有限公司 | A kind of intelligent integrated formula breaker |
| CN110349796B (en) * | 2019-07-30 | 2024-02-06 | 扬州新概念电气有限公司 | Intelligent integrated circuit breaker |
| CN111917016A (en) * | 2020-08-12 | 2020-11-10 | 杭州万禾电力科技有限公司 | Large capacity looped netowrk cabinet of insulating mode of environment-friendly |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN102054621A (en) | Novel high-voltage vacuum circuit breaker | |
| CN104576176A (en) | Circuit breaker of arc extinguish chambers in series connection | |
| CN102820626A (en) | Solid insulation vacuum ring-network cabinet | |
| CN201498869U (en) | Vacuum ring main unit | |
| CN102280300A (en) | Touchable high-voltage breaker | |
| CN203588916U (en) | Outdoor high-voltage intelligent vacuum circuit breaker | |
| CN202042412U (en) | Touchable high-voltage circuit breaker | |
| CN203397999U (en) | High-voltage switch circuit breaker transmission mechanism | |
| CN201829407U (en) | Novel circuit breaker capable of being used for underground laying | |
| CN105551876B (en) | Full-insulation outdoor vacuum switch based on double-cavity vacuum arc-extinguishing chamber | |
| CN101847840A (en) | Annular net cabinet internally provided with vacuum breaker | |
| CN107622907A (en) | A kind of novel breaker | |
| CN104143464B (en) | Earthed switch assembly unit and high-speed grounding switch thereof | |
| US2163558A (en) | Circuit breaker | |
| CN103107043B (en) | High voltage out-door disconnector | |
| CN104143451A (en) | High-speed earthing switch and earthing switch assembly unit with same | |
| CN202650955U (en) | Outdoor high-voltage vacuum circuit breaker | |
| CN101866773A (en) | Three-post horizontally turning type extra-high voltage series compensation parallel-connection isolation switch | |
| CN101976624A (en) | Circuit breaker for ground burying | |
| CN201725724U (en) | Improved type high voltage breaker | |
| CN201717181U (en) | High voltage vacuum circuit breaker | |
| CN105633849A (en) | SF6 insulating vacuum boundary switch cabinet | |
| CN212113556U (en) | Vacuum switch device | |
| CN204927168U (en) | Optional switching device who operates mutually | |
| CN113013775A (en) | Double-air-chamber high-voltage switch air box |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C02 | Deemed withdrawal of patent application after publication (patent law 2001) | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20110511 |