CN208673982U - One kind can lock vacuum circuit breaker - Google Patents
One kind can lock vacuum circuit breaker Download PDFInfo
- Publication number
- CN208673982U CN208673982U CN201820656609.8U CN201820656609U CN208673982U CN 208673982 U CN208673982 U CN 208673982U CN 201820656609 U CN201820656609 U CN 201820656609U CN 208673982 U CN208673982 U CN 208673982U
- 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.)
- Expired - Fee Related
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Abstract
The utility model discloses one kind can lock vacuum circuit breaker, the utility model structure is simple, including shell, it is arranged in the intracorporal vacuum interrupter of shell, locking device between vacuum interrupter and shell is set, fixed contact is fixed 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 utility model structure is simple, it is easy to operate, long service life, utilize the working condition of locking device control high-voltage circuitbreaker, realize safety utilization of electric power, in the state of emergency, can effectively control circuit state, realize emergency braking.
Description
Technical field
The utility model relates to a kind of breakers, can especially lock vacuum circuit breaker.
Background technique
" 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 in size, 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 system, 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 on middle-placed switch cabinet, double-layer cabinet, fix in cabinet and use as control and protection high voltage electric equipment.It is general disconnected
Road device continues working in circuit, but some emergency cases are often had during continuing 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.
Utility model content
The purpose of this utility model is to provide one kind can lock vacuum circuit breaker, passes through principal and subordinate's power arm using locking device
Major-minor gear is adjusted, so that vacuum extinction device stops working, to solve the problems, such as that above-mentioned technical background is proposed.
To achieve the goals above, the technical solution adopted in the utility model are as follows: one kind can lock vacuum circuit breaker, including shell
The intracorporal vacuum interrupter of shell, the locking device being arranged between vacuum interrupter and shell, the vacuum extinction is arranged in body
Ceiling portion is fixed with fixed contact, and fixed contact picks out contact to being externally connected with, and the vacuum interrupter bottom is provided with movement
Contact, 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, transmission
The arm of force and from power arm.
Include shell, be arranged in the intracorporal vacuum interrupter of shell, setting through the above technical solutions, vacuum circuit breaker can be locked
Locking device between vacuum interrupter and shell, is wherein fixed with fixed contact at the top of vacuum interrupter, fixed contact to
The contact that picks out of outer connection can connect All other routes, 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, so that mobile contact be allowed to be stuck, stops
Work.
As a kind of above-mentioned preferred embodiment: the active arm of force is located at one end in shell and is driven hinged at the top of the arm of force, institute
State the bottom end of the transmission arm of force with from power arm to be located remotely from vacuum interrupter one end hinged.
As a kind of above-mentioned preferred embodiment: passing through fixed axis connection, the fixed weldering of the fixing axle in the middle part of the transmission arm of force
It connects in the front and rear sides of shell.
As a kind of above-mentioned preferred embodiment: the overall diameter of the fixing axle is greater 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 connect by screw or modeling
Inside protective shell；It 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 effectively solved and dissipated inside 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 offers a side cover far from vacuum interrupter side, 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 repairs.
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 on the outside of side cover by screw.
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, product explosion-proof performance is improved, can make to check and patrol
Find whether switch and device explode depending on personnel.
The utility model has following benefit: the utility model structure is simple, easy to operate, and long service life utilizes lock
Determine device control high-voltage circuitbreaker working condition, realize safety utilization of electric power, in the state of emergency, can effectively control circuit shape
State realizes emergency braking；It is equipped with radiator in protective shell, is equipped with refrigerator and temperature sensor, refrigerator in radiator
It is connected with temperature sensor by conducting wire, refrigerator and temperature sensor, when device internal operation is more than 80 DEG C, temperature is passed
Sensor can sense temperature, and control refrigerating plant, radiate, it is poor to can be effectively solved machine internal heat dissipating performance,
It is easy to cause inside machine and burns, there are problems that security risk；Side cover is detachably fixed with protective shell by screw and is connected with
Conducive to the maintenance inside progress；Side cover is equipped with explosion-protection equipment, improves product explosion-proof performance, can make inspection and tour personnel
It was found that whether switch and device explode.
Detailed description of the invention
Fig. 1 is the utility model schematic diagram of internal structure；
Fig. 2 is the left view structural representation of the utility model；
Fig. 3 is the right side structural representation of the utility model；
Fig. 4 is the schematic diagram of internal structure of the locking device of the utility model；
Fig. 5 is the utility model overall structure diagram.
1- shell；2- vacuum interrupter；3- locking device；4- fixed contact；5- picks out contact；6- mobile contact；7- pair
Gear；The 8- active arm of force；9- is driven the arm of force；10- is from power arm；11- fixing axle；12- driving gear；13- protective shell；14- dissipates
Thermal；15- explosion-protection equipment；The upper lifting device of 16-；17- refrigerator；18- temperature sensor；19- side cover.
Specific embodiment
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole
Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work
Every other embodiment obtained, fall within the protection scope of the utility model.
The technical solution adopted in the utility model are as follows: one kind can lock vacuum circuit breaker, including shell 1, setting are in shell 1
Vacuum interrupter 2, the locking device 3 that is arranged between vacuum interrupter 2 and shell 1, it is characterised in that: the vacuum extinction
It is fixed with fixed contact 4 at the top of room 2, the fixed contact 4 picks out contact 5 to being externally connected with, and 2 bottom of vacuum interrupter is set
It is equipped with mobile contact 6,6 bottom of mobile contact is located at 2 outer shaft of vacuum interrupter and is connected with pinion 7, the locking device
3 include 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, are wherein fixed at the top of vacuum interrupter 3
Fixed contact 4, what fixed contact 4 connected outward, which pick out contact 5, can connect All other routes, easy for installation, 2 bottom of vacuum interrupter
The mobile contact 6 and fixed contact 4 of portion's setting realize the work of vacuum extinction, and wherein locking device 3 includes the active arm of force 8, passes
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, so that mobile contact 6 be allowed to be stuck, stop working.
As a kind of above-mentioned preferred embodiment, the active arm of force 8 is located in shell 1 to be cut with scissors at the top of one end and the transmission arm of force 9
Connect, the bottom end of the transmission arm of force 9 with from power arm 10 to be located remotely from 2 one end of vacuum interrupter hinged.
It as a kind of above-mentioned preferred embodiment, is connected in the middle part of the transmission arm of force 9 by fixing axle 11, 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 greater 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, ratcheting to mobile contact 6 is fixed, stopping by driving gear 12 and pinion 7
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；It 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 performance 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 13 offers a side cover 19 far from vacuum interrupter side,
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 connection by screw and protective shell 13
Maintenance.
As a kind of above-mentioned preferred embodiment, 19 side of 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, product explosion-proof performance is improved, can make to check
Find whether switch and device explode with tour personnel.
The utility model has following benefit: the utility model structure is simple, easy to operate, and long service life utilizes lock
Determine device control high-voltage circuitbreaker working condition, realize safety utilization of electric power, in the state of emergency, can effectively control circuit shape
State realizes emergency braking；It is equipped with radiator 14 in protective shell 13, is equipped with refrigerator 17 and temperature sensor in radiator 14
18, refrigerator 17 is connected with temperature sensor 18 by conducting wire, refrigerator 17 and temperature sensor 18, is transported inside device
When row is more than 80 DEG C, temperature sensor 18 can sense temperature, and control refrigerating plant, radiate, can effectively solve
Certainly machine internal heat dissipating performance is poor, be easy to cause inside machine and burns, there are problems that security risk；Side cover 19 by screw with
Protective shell 13, which is detachably fixed, connects the maintenance inside being conducive to carry out；Side cover 19 is equipped with explosion-protection equipment 15, keeps product explosion-proof
Performance improves, and can make to check and tour personnel has found whether switch and device explode.
Utility model works principle: the vacuum interrupter that vacuum circuit breaker includes shell 1, is arranged in shell 1 can be locked
2, the locking device 3 between vacuum interrupter 2 and shell 1 is set, is wherein fixed with fixed contact 4 at the top of vacuum interrupter 3,
What fixed contact 4 connected outward, which pick out contact 5, can connect All other routes, easy for installation, the shifting of 2 bottom of vacuum interrupter setting
Moving contact 6 and fixed contact 4 realize the work of vacuum extinction, wherein locking device 3 include 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 arm 10 to be located remotely from 2 one end of vacuum interrupter hinged, be driven in the middle part of the arm of force 9 and connected by fixing axle 11, realize structure
Transmission, 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,
The transmission drive of the arm of force 9 moves right from power arm 10, ratcheting to consolidate mobile contact 6 with pinion 7 by driving gear 12
It is fixed, stop the work of breaker, realize emergent control, the utility model structure is simple, easy to operate, long service life, utilizes
Locking device controls the working condition of high-voltage circuitbreaker, realizes safety utilization of electric power, can effective control circuit in the state of emergency
State realizes emergency braking.
While there has been shown and described that the embodiments of the present invention, for the ordinary skill in the art,
It is understood that these embodiments can be carried out with a variety of variations in the case where not departing from the principles of the present invention and spirit, repaired
Change, replacement and variant, the scope of the utility model is defined by the appended claims and the equivalents thereof.
Claims (10)
1. one kind can lock vacuum circuit breaker, including shell (1), the vacuum interrupter (2) being arranged in shell (1), it is arranged true
Locking device (3) between empty arc-chutes (2) and shell (1), it is characterised in that: be 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)
It is hinged at the top of interior one end and 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) connection, the fixing axle (11) are 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 greater than
It is driven the diameter 1-2mm that the arm of force (9) are 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), and the driving gear (12) and pinion (7) are ratcheting.
6. according to claim 1 lock vacuum circuit breaker, it is characterised in that: be provided with protective shell outside the shell
(13), the shell is connect internal in protective shell (13) 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 offers a side cover (19), and the side cover (19) is detachably fixed with protective shell (13) by screw and is connect.
9. according to claim 8 lock vacuum circuit breaker, it is characterised in that: side cover (19) side can by bolt
Disassembly is fixed with lifting device (16), and the explosion-protection equipment (15) is fixed on the outside of side cover (19) by screw.
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 |
|---|---|---|---|
| CN201820656609.8U CN208673982U (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 |
|---|---|---|---|
| CN201820656609.8U CN208673982U (en) | 2018-05-04 | 2018-05-04 | One kind can lock vacuum circuit breaker |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208673982U true CN208673982U (en) | 2019-03-29 |
Family
ID=65822948
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820656609.8U Expired - Fee Related CN208673982U (en) | 2018-05-04 | 2018-05-04 | One kind can lock vacuum circuit breaker |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208673982U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108711533A (en) * | 2018-05-04 | 2018-10-26 | 卓维电力科技有限公司 | One kind can lock vacuum circuit breaker |
-
2018
- 2018-05-04 CN CN201820656609.8U patent/CN208673982U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108711533A (en) * | 2018-05-04 | 2018-10-26 | 卓维电力科技有限公司 | One kind can lock vacuum circuit breaker |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20190329 Termination date: 20210504 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |