CN108711533A - One kind can lock vacuum circuit breaker - Google Patents
One kind can lock vacuum circuit breaker Download PDFInfo
- Publication number
- CN108711533A CN108711533A CN201810419409.5A CN201810419409A CN108711533A CN 108711533 A CN108711533 A CN 108711533A CN 201810419409 A CN201810419409 A CN 201810419409A CN 108711533 A CN108711533 A CN 108711533A
- Authority
- CN
- China
- Prior art keywords
- shell
- circuit breaker
- force
- arm
- vacuum interrupter
- 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
- 230000001681 protective effect Effects 0.000 claims description 24
- 230000005540 biological transmission Effects 0.000 claims description 19
- 230000008033 biological extinction Effects 0.000 claims description 6
- 239000007787 solid Substances 0.000 claims description 2
- 238000007689 inspection Methods 0.000 description 5
- 238000012423 maintenance Methods 0.000 description 5
- 230000008901 benefit Effects 0.000 description 3
- 238000010586 diagram Methods 0.000 description 3
- 238000009434 installation Methods 0.000 description 3
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 241001347978 Major minor Species 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000017525 heat dissipation Effects 0.000 description 1
- 238000005065 mining Methods 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 238000005057 refrigeration Methods 0.000 description 1
Classifications
-
- 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
- H01H33/60—Switches wherein the means for extinguishing or preventing the arc do not include separate means for obtaining or increasing flow of arc-extinguishing fluid
- H01H33/66—Vacuum switches
- H01H33/664—Contacts; Arc-extinguishing means, e.g. arcing rings
Landscapes
- High-Tension Arc-Extinguishing Switches Without Spraying Means (AREA)
Abstract
The invention discloses one kind can locking vacuum circuit breaker, the configuration of the present invention is simple, including shell, the vacuum interrupter being arranged in shell, the locking device being arranged between vacuum interrupter and shell, it is fixed with fixed contact at the top of the vacuum interrupter, and fixed contact picks out contact to being externally connected with, vacuum interrupter bottom is provided with mobile contact, and mobile contact bottom is located at vacuum interrupter outer shaft and is connected with pinion, the locking device includes the active arm of force, it is driven the arm of force and from power arm, the configuration of the present invention is simple, it is easy to operate, service life is long, the working condition of high-voltage circuitbreaker is controlled using locking device, realize safety utilization of electric power, in the state of emergency, can effectively control circuit state, realize emergency braking.
Description
Technical field
The present invention relates to a kind of breakers, can especially lock vacuum circuit breaker.
Background technology
" vacuum circuit breaker " dielectric of contact gap after its arc-extinguishing medium and arc extinguishing is gained the name due to being all high vacuum；Its
Have the advantages that it is small, light-weight, be suitable for frequent operation, arc extinguishing does not have to maintenance, using more universal in power distribution network.Very
Empty breaker is 3~10kV, the indoor distribution in 50Hz three-phase alternating current systems, for industrial and mining enterprises, power plant, substation
Middle protection and control as electrical equipment is used, especially suitable for requiring the use field of non-oil ultra high vacuum system, few maintenance and frequent operation
Institute, breaker are configurable in middle-placed switch cabinet, double-layer cabinet, fixed cabinet and are used as control and protection high voltage electric equipment.It is general disconnected
Road device is continue working in circuit, but some emergency cases are often had during continue working, in order to safety because
Element needs to carry out emergency cut-off to vacuum circuit breaker, but due to high pressure, so cannot directly operate, it is therefore desirable to
A kind of supplementary structure is designed to lock breaker.
Invention content
The purpose of the present invention is to provide one kind can locking vacuum circuit breaker, is adjusted by principal and subordinate's power arm using locking device
Save major-minor gear so that vacuum extinction device is stopped, to solve the problems, such as that above-mentioned technical background is proposed.
To achieve the goals above, the technical solution adopted by the present invention is：One kind can lock vacuum circuit breaker, including shell,
The vacuum interrupter being arranged in shell, the locking device being arranged between vacuum interrupter and shell, the vacuum interrupter
Top is fixed with fixed contact, and fixed contact picks out contact to being externally connected with, and the vacuum interrupter bottom is provided with mobile touch
Head, mobile contact bottom are located at vacuum interrupter outer shaft and are connected with pinion, and the locking device includes the active arm of force, driving force
Arm and from power arm.
Through the above technical solutions, can lock vacuum circuit breaker include shell, the vacuum interrupter that is arranged in shell, setting
Be fixed with fixed contact at the top of locking device between vacuum interrupter and shell, wherein vacuum interrupter, fixed contact to
Picking out contact and can connecting All other routes for outer connection, easy for installation, the mobile contact of vacuum interrupter bottom setting and fixation
Contact realizes the work of vacuum extinction, and wherein locking device includes the active arm of force, the transmission arm of force and from power arm, and locking device is logical
The operation active arm of force is crossed to push inward into driving force armband is dynamic to move right from power arm, to allow mobile contact to be stuck, stops
Work.
As a kind of above-mentioned preferred embodiment：The active arm of force is located at one end and hinged, institute at the top of the transmission arm of force in shell
The bottom end and the vacuum interrupter one end that is located remotely from from power arm for stating the transmission arm of force are hinged.
As a kind of above-mentioned preferred embodiment：Weldering is fixed by fixed axis connection, the fixing axle in the middle part of the transmission arm of force
It is connected on the front and rear sides of shell.
As a kind of above-mentioned preferred embodiment：The overall diameter of the fixing axle is more than the transmission arm of force and is used to perforate by fixing axle
Diameter 1-2mm.
As a kind of above-mentioned preferred embodiment：It is described to have driving gear close to vacuum interrupter one end axis connection from power arm,
The driving gear and pinion are ratcheting.
Through the above technical solutions, it is ratcheting to fix mobile contact with pinion by driving gear, stop open circuit
Emergent control is realized in the work of device.
As a kind of above-mentioned preferred embodiment, protective shell is provided with outside the shell, the shell is connected on by screw or modeling
Inside protective shell；Further include radiator, explosion-protection equipment and upper lifting device.
As a kind of above-mentioned preferred embodiment, it is characterised in that：The radiator is arranged at the top of vacuum interrupter
The top of the protective shell of side, the radiator include refrigerator and temperature sensor, and the temperature sensor is for experiencing
It internal temperature information and sends information in the controller inside refrigerator, the refrigerator is for carrying out for internal temperature
Reduction.
Through the above technical solutions, being equipped with radiator in protective shell, refrigerator and temperature sensing are equipped in radiator
Device, refrigerator and temperature sensor are connected by conducting wire, refrigerator and temperature sensor, when device internal operation is more than 80 DEG C
When, temperature sensor can sense temperature, and control refrigerating plant, radiate, can be dissipated inside effective solution machine
Hot property is poor, be easy to cause inside machine and burns, there are problems that security risk.
As a kind of above-mentioned preferred embodiment, the protective shell is opened up far from vacuum interrupter side there are one side cover, described
Side cover is detachably fixed with protective shell by screw and is connect.
Through the above technical solutions, side cover, which is detachably fixed by screw with protective shell, connect the inspection inside being conducive to carry out
It repaiies.
As a kind of above-mentioned preferred embodiment, the side cover side is removably fixed with upper lifting device by bolt, described anti-
Quick-fried device is fixed at by screw on the outside of side cover.
As a kind of above-mentioned preferred embodiment, the explosion-protection equipment matches with upper lifting device.
Through the above technical solutions, side cover is equipped with explosion-protection equipment, so that product explosion-proof performance is improved, inspection can be made and patrolled
Find whether switch and device explode depending on personnel.
The present invention has following benefit：The configuration of the present invention is simple, easy to operate, service life is long, utilizes locking device control
The working condition of high-voltage circuitbreaker processed, realize safety utilization of electric power, in the state of emergency, can effectively control circuit state, realize
Emergency braking；It is equipped with radiator in protective shell, refrigerator and temperature sensor are equipped in radiator, refrigerator and temperature pass
Sensor is connected by conducting wire, refrigerator and temperature sensor, and when device internal operation is more than 80 DEG C, temperature sensor can
Sense temperature, and control refrigerating plant, radiates, can effective solution machine internal heat dissipating poor performance, be easy to cause
It is burnt inside machine, there are problems that security risk；Side cover, which is detachably fixed to connect with protective shell by screw, to be conducive to carry out
Internal maintenance；Side cover is equipped with explosion-protection equipment, and product explosion-proof performance is made to improve, and inspection and tour personnel can be made to find switch
Whether explode with device.
Description of the drawings
Fig. 1 is internal structure schematic diagram of the present invention；
Fig. 2 is the left view structural representation of the present invention；
Fig. 3 is the right side structural representation of the present invention；
Fig. 4 is the internal structure schematic diagram of the locking device of the present invention；
Fig. 5 is the whole main structure diagram of the present invention.
1- shells；2- vacuum interrupters；3- locking devices；4- fixed contacts；5- picks out contact；6- mobile contacts；7- pairs
Gear；The 8- active arm of forces；9- is driven the arm of force；10- is from power arm；11- fixing axles；12- driving gears；13- protective shells；14- dissipates
Thermal；15- explosion-protection equipments；The upper lifting devices of 16-；17- refrigerators；18- temperature sensors；19- side covers.
Specific implementation mode
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation describes, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.It is based on
Embodiment in the present invention, it is obtained by those of ordinary skill in the art without making creative efforts every other
Embodiment shall fall within the protection scope of the present invention.
The technical solution adopted by the present invention is：One kind can lock vacuum circuit breaker, including shell 1, be arranged it is true in shell 1
Empty arc-chutes 2, the locking device 3 being arranged between vacuum interrupter 2 and shell 1, it is characterised in that：The vacuum interrupter 2
Top is fixed with fixed contact 4, and the fixed contact 4 picks out contact 5 to being externally connected with, the setting of 2 bottom of the vacuum interrupter
There are mobile contact 6,6 bottom of the mobile contact to be located at 2 outer shaft of vacuum interrupter and be connected with pinion 7, the locking device 3
Including the active arm of force 8, the transmission arm of force 9 and from power arm 10；Vacuum circuit breaker can be locked to include shell 1, be arranged in shell 1
Vacuum interrupter 2, the locking device 3 being arranged between vacuum interrupter 2 and shell 1, wherein 3 top of vacuum interrupter are fixed with
Fixed contact 4, what fixed contact 4 connected outward, which picks out contact 5, can connect All other routes, easy for installation, 2 bottom of vacuum interrupter
The mobile contact 6 of portion's setting realizes that the work of vacuum extinction, wherein locking device 3 include the active arm of force 8, pass with fixed contact 4
Power arm 9 and from power arm 10, locking device 3 is promoted inwards by operating the active arm of force 8, and the transmission arm of force 9 drives from power arm
10 move right, and to allow mobile contact 6 to be stuck, are stopped.
As a kind of above-mentioned preferred embodiment, the active arm of force 8 is located at one end in shell 1 and is cut with scissors with 9 top of the transmission arm of force
It connects, the bottom end of the transmission arm of force 9 is hinged with 2 one end of vacuum interrupter that is located remotely from from power arm 10.
As a kind of above-mentioned preferred embodiment, 9 middle part of the transmission arm of force is connected by fixing axle 11, and the fixing axle 11 is solid
Surely the front and rear sides of shell 1 are welded on.
As a kind of above-mentioned preferred embodiment, the overall diameter of the fixing axle 11 is more than the transmission arm of force 9 for passing through fixing axle
The diameter 1-2mm of 11 perforation.
It is described to have driving gear close to 2 one end axis connection of vacuum interrupter from power arm as a kind of above-mentioned preferred embodiment
12, the driving gear 12 and pinion 7 are ratcheting.
Through the above technical solutions, it is ratcheting to fix mobile contact 6 with pinion 7 by driving gear 12, stop
Emergent control is realized in the work of breaker.
As a kind of above-mentioned preferred embodiment, protective shell 13 is provided with outside the shell, the shell is connect by screw or modeling
Inside protective shell 13；Further include radiator 14, explosion-protection equipment 15 and upper lifting device 16.
As a kind of above-mentioned preferred embodiment, it is characterised in that：The radiator 14 is arranged in vacuum extinction ceiling
The top of the protective shell 13 of portion side, the radiator 14 include refrigerator 17 and temperature sensor 18, the temperature sensing
Device 18 for experiencing internal temperature information and sending information in the controller inside refrigerator 17, use by the refrigerator 17
In reduction of the progress for internal temperature.
Through the above technical solutions, being equipped with radiator 14 in protective shell 13,17 He of refrigerator is equipped in radiator 14
Temperature sensor 18, refrigerator 17 are connected with temperature sensor 18 by conducting wire, and refrigerator 17 and temperature sensor 18 work as dress
When setting internal operation and being more than 80 DEG C, temperature sensor 18 can sense temperature, and control refrigerating plant, radiate, can
Effective solution machine internal heat dissipating poor performance, be easy to cause inside machine and burns, there are problems that security risk.
As a kind of above-mentioned preferred embodiment, the protective shell 13 is opened up far from vacuum interrupter side there are one side cover 19,
The side cover 19 is detachably fixed with protective shell 13 by screw and is connect.
Be conducive to carry out inside through the above technical solutions, side cover 19 is detachably fixed to connect with protective shell 13 by screw
Maintenance.
As a kind of above-mentioned preferred embodiment, 19 side of the side cover is removably fixed with upper lifting device 16, institute by bolt
It states explosion-protection equipment 15 and 19 outside of side cover is fixed at by screw.
As a kind of above-mentioned preferred embodiment, the explosion-protection equipment 15 matches with upper lifting device 16.
Through the above technical solutions, side cover 19 is equipped with explosion-protection equipment 15, so that product explosion-proof performance is improved, inspection can be made
Find whether switch and device explode with tour personnel.
The present invention has following benefit：The configuration of the present invention is simple, easy to operate, service life is long, utilizes locking device control
The working condition of high-voltage circuitbreaker processed, realize safety utilization of electric power, in the state of emergency, can effectively control circuit state, realize
Emergency braking；It is equipped with radiator 14 in protective shell 13, refrigerator 17 and temperature sensor 18, refrigeration are equipped in radiator 14
Device 17 is connected with temperature sensor 18 by conducting wire, refrigerator 17 and temperature sensor 18, when device internal operation is more than 80
DEG C when, temperature sensor 18 can sense temperature, and control refrigerating plant, radiate, can be in effective solution machine
Portion's heat dissipation performance is poor, be easy to cause inside machine and burns, there are problems that security risk；Side cover 19 passes through screw and protective shell 13
It is detachably fixed and connects the maintenance inside being conducive to carry out；Side cover 19 is equipped with explosion-protection equipment 15, and product explosion-proof performance is made to carry
Height can make inspection and tour personnel find whether switch and device explode.
Operation principle of the present invention：Vacuum circuit breaker can be locked to include shell 1, the vacuum interrupter 2 that is arranged in shell 1, set
The locking device 3 between vacuum interrupter 2 and shell 1 is set, wherein 3 top of vacuum interrupter is fixed with fixed contact 4, fixed
What contact 4 connected outward, which picks out contact 5, can connect All other routes, easy for installation, and the movement of 2 bottom of vacuum interrupter setting is touched
First 6 realize the work of vacuum extinction with fixed contact 4, and wherein locking device 3 includes the active arm of force 8, the transmission arm of force 9 and from power
Arm 10, the active arm of force 8 are located in shell 1 that one end and 9 top of the transmission arm of force are hinged, the bottom end of the transmission arm of force 9 with from power
2 one end of vacuum interrupter that is located remotely from of arm 10 is hinged, and 9 middle part of the transmission arm of force is connected by fixing axle 11, realizes the biography of structure
Dynamic, fixing axle 11 is fixedly welded on the front and rear sides of shell 1, and locking device 3 is promoted inwards by operating the active arm of force 8, is driven
The drive of the arm of force 9 moves right from power arm 10, ratcheting to fix mobile contact 6 with pinion 7 by driving gear 12, stops
Emergent control is realized in the only work of breaker, and the configuration of the present invention is simple is easy to operate, and service life is long, utilizes locking device control
The working condition of high-voltage circuitbreaker processed, realize safety utilization of electric power, in the state of emergency, can effectively control circuit state, realize
Emergency braking.
It although an embodiment of the present invention has been shown and described, for the ordinary skill in the art, can be with
Understanding without departing from the principles and spirit of the present invention can carry out these embodiments a variety of variations, modification, replace
And modification, the scope of the present invention is defined by the appended.
Claims (10)
1. one kind can lock vacuum circuit breaker, including shell (1), the vacuum interrupter (2) being arranged in shell (1), setting true
Locking device (3) between empty arc-chutes (2) and shell (1), it is characterised in that：It is fixed at the top of the vacuum interrupter (2)
Fixed contact (4), the fixed contact (4) pick out contact (5) to being externally connected with, and vacuum interrupter (2) bottom is provided with
Mobile contact (6), mobile contact (6) bottom are located at vacuum interrupter (2) outer shaft and are connected with pinion (7), the locking
Device (3) includes the active arm of force (8), the transmission arm of force (9) and from power arm (10).
2. according to claim 1 lock vacuum circuit breaker, it is characterised in that：The active arm of force (8) is located at shell (1)
Interior one end with it is hinged at the top of the transmission arm of force (9), the bottom end of the transmission arm of force (9) be located remotely from vacuum from power arm (10)
Arc-chutes (2) one end is hinged.
3. according to claim 2 lock vacuum circuit breaker, it is characterised in that：By solid in the middle part of the transmission arm of force (9)
Dead axle (11) connects, and the fixing axle (11) is fixedly welded on the front and rear sides of shell (1).
4. according to claim 3 lock vacuum circuit breaker, it is characterised in that：The overall diameter of the fixing axle (11) is more than
It is driven the diameter 1-2mm that the arm of force (9) is used to perforate by fixing axle (11).
5. according to claim 1 lock vacuum circuit breaker, it is characterised in that：It is described from power arm close to vacuum interrupter
(2) one end axis connection has driving gear (12), the driving gear (12) and pinion (7) ratcheting.
6. according to claim 1 lock vacuum circuit breaker, it is characterised in that：It is provided with protective shell outside the shell
(13), the shell is connected on protective shell (13) inside by screw or modeling；Further include radiator (14), explosion-protection equipment (15) and
Upper lifting device (16).
7. according to claim 6 lock vacuum circuit breaker, it is characterised in that：The radiator (14) is arranged in
The top of the protective shell (13) of vacuum interrupter top side, the radiator (14) include refrigerator (17) and temperature sensing
Device (18), the temperature sensor (18) are used to experience internal temperature information and send information to the internal control of refrigerator (17)
In device processed, the refrigerator (17) is used to carry out the reduction for internal temperature.
8. according to claim 6 lock vacuum circuit breaker, it is characterised in that：The protective shell (13) is far from vacuum extinction
Room side is opened up there are one side cover (19), and the side cover (19), which is detachably fixed by screw with protective shell (13), to be connect.
9. according to claim 6 lock vacuum circuit breaker, it is characterised in that：Side cover (19) side can by bolt
Dismounting is fixed with lifting device (16), and the explosion-protection equipment (15) is fixed at by screw on the outside of side cover (19).
10. according to claim 9 lock vacuum circuit breaker, it is characterised in that：The explosion-protection equipment (15) fills with upper
(16) are set to match.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810419409.5A CN108711533A (en) | 2018-05-04 | 2018-05-04 | One kind can lock vacuum circuit breaker |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810419409.5A CN108711533A (en) | 2018-05-04 | 2018-05-04 | One kind can lock vacuum circuit breaker |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108711533A true CN108711533A (en) | 2018-10-26 |
Family
ID=63867745
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810419409.5A Pending CN108711533A (en) | 2018-05-04 | 2018-05-04 | One kind can lock vacuum circuit breaker |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108711533A (en) |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2001009912A2 (en) * | 1999-07-30 | 2001-02-08 | Abb Service S.R.L. | Circuit breaker |
| CN205609431U (en) * | 2016-05-10 | 2016-09-28 | 圣特立集团有限公司 | Vacuum circuit breaker |
| CN206059270U (en) * | 2016-08-30 | 2017-03-29 | 四川晨龙航天电器设备有限公司 | The hydraulic vacuum chopper of portable installation |
| CN207038427U (en) * | 2017-06-06 | 2018-02-23 | 人民电器集团上海有限公司 | One kind can survey vacuum vacuum circuit breaker |
| CN208673982U (en) * | 2018-05-04 | 2019-03-29 | 卓维电力科技有限公司 | One kind can lock vacuum circuit breaker |
-
2018
- 2018-05-04 CN CN201810419409.5A patent/CN108711533A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2001009912A2 (en) * | 1999-07-30 | 2001-02-08 | Abb Service S.R.L. | Circuit breaker |
| CN205609431U (en) * | 2016-05-10 | 2016-09-28 | 圣特立集团有限公司 | Vacuum circuit breaker |
| CN206059270U (en) * | 2016-08-30 | 2017-03-29 | 四川晨龙航天电器设备有限公司 | The hydraulic vacuum chopper of portable installation |
| CN207038427U (en) * | 2017-06-06 | 2018-02-23 | 人民电器集团上海有限公司 | One kind can survey vacuum vacuum circuit breaker |
| CN208673982U (en) * | 2018-05-04 | 2019-03-29 | 卓维电力科技有限公司 | One kind can lock vacuum circuit breaker |
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