CN108807065A - It is a kind of to be conveniently operated and the vacuum circuit breaker of overvoltage protection - Google Patents
It is a kind of to be conveniently operated and the vacuum circuit breaker of overvoltage protection Download PDFInfo
- Publication number
- CN108807065A CN108807065A CN201710310563.4A CN201710310563A CN108807065A CN 108807065 A CN108807065 A CN 108807065A CN 201710310563 A CN201710310563 A CN 201710310563A CN 108807065 A CN108807065 A CN 108807065A
- Authority
- CN
- China
- Prior art keywords
- circuit breaker
- vacuum circuit
- handle
- babinet
- overvoltage protection
- 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
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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
-
- 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
- H01H33/666—Operating arrangements
Landscapes
- Breakers (AREA)
Abstract
It is conveniently operated and the vacuum circuit breaker of overvoltage protection the invention discloses a kind of,Including lower wire outlet seat,Current transformer,Babinet,Connecting shaft,Voltage absorber,Breaking-closing operating handle,Hanging ring,Stored energy operation handle,The side wall of the babinet is provided with connecting shaft,And insertion is provided with breaking-closing operating handle in the front surface of babinet,The side of the breaking-closing operating handle is provided with stored energy operation handle,The side of the stored energy operation handle is provided with marking plate,The side of the marking plate is provided with grounding nut,Insertion is provided with voltage absorber on the upper surface of the babinet,Structure of the invention is scientific and reasonable,It is safe and convenient to use,Provided with stored energy operation handle and voltage absorber,Stored energy operation handle can facilitate the operation of the vacuum circuit breaker,Vacuum circuit breaker is when cut-offfing inductance current,It will appear current chopping phenomenon and cause higher overvoltage,Voltage absorber can be higher to avoid short time voltage.
Description
Technical field
It is specially a kind of to be conveniently operated and the vacuum circuit breaker of overvoltage protection the present invention relates to vacuum circuit breaker technical field
Device.
Background technology
The dielectric of high-pressure vacuum breaker contact gap after its arc-extinguishing medium and arc extinguishing is gained the name due to being all high vacuum；
It has 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,
Vacuum circuit breaker can usually divide multiple voltage class, and low-pressure type is generally used for explosion-proof electrification use, as coal mine etc..
But vacuum circuit breaker currently on the market is not only complicated, but also have a single function, it is not provided with stored energy operation
Handle and voltage absorber, cannot facilitate the operation of the vacuum circuit breaker, at the same cannot be to cut-offfing inductance current when generate compared with
High overvoltage is absorbed.
Invention content
The present invention provide it is a kind of be conveniently operated and the vacuum circuit breaker of overvoltage protection, can effectively solve above-mentioned background skill
What is proposed in art is not provided with stored energy operation handle and voltage absorber, cannot facilitate the operation of the vacuum circuit breaker, while not
The problem of higher overvoltage generated when can be to cut-offfing inductance current absorbs.
To achieve the above object, the present invention provides the following technical solutions：It is a kind of to be conveniently operated and the vacuum of overvoltage protection
Breaker, including lower wire outlet seat, current transformer, babinet, connecting shaft, voltage absorber, breaking-closing operating handle, hanging ring, storage
Can operation handle, grounding nut, marking plate, insulated handle, pole case, lower wire end, connecting rod, be flexible coupling, compression spring,
The side wall of insulated tension pole, shell, moving contact and vacuum interrupter, the babinet is provided with connecting shaft, and in the front surface of babinet
Insertion is provided with breaking-closing operating handle, and the side of the breaking-closing operating handle is provided with stored energy operation handle, the energy storage
The side of operation handle is provided with marking plate, and the side of the marking plate is provided with grounding nut, on the upper surface of the babinet
Insertion is provided with voltage absorber, and one end of babinet is provided with insulated handle, and the side of the voltage absorber, which is provided with, hangs
The side of ring, the insulated handle is provided with pole case, and one end of the pole case is provided with lower wire end, and the electric current is mutual
Sensor is mounted on the side of pole case, and the side insertion of the current transformer is provided with lower wire outlet seat, the pole case it is interior
Portion is provided with shell, and the shell is internally provided with insulated tension pole, and the outside of the insulated tension pole is cased with compression spring, described
The side of compression spring, which is provided with, to be flexible coupling, and the side being flexible coupling is provided with vacuum interrupter, the vacuum interrupter
It is internally provided with moving contact, and the side of vacuum interrupter is provided with connecting rod.
Preferably, there are three the pole case is arranged altogether.
Preferably, there are three the hanging ring is arranged altogether.
Preferably, the current transformer is cylindrical structure.
Preferably, the marking plate is component made of transparent plastic material.
Compared with prior art, beneficial effects of the present invention：Structure of the invention is scientific and reasonable, safe and convenient to use, setting
Stored energy operation handle and voltage absorber, stored energy operation handle can facilitate the operation of the vacuum circuit breaker, vacuum circuit breaker
When cut-offfing inductance current, it may appear that current chopping phenomenon causes higher overvoltage, voltage absorber can be to avoid electric in short-term
Pressure is higher, solves and is not provided with stored energy operation handle and voltage absorber, cannot facilitate the operation of the vacuum circuit breaker, simultaneously
The problem of higher overvoltage generated when cannot be to cut-offfing inductance current absorbs.
Description of the drawings
Attached drawing is used to provide further understanding of the present invention, and a part for constitution instruction, the reality with the present invention
It applies example to be used to explain the present invention together, not be construed as limiting the invention.
In the accompanying drawings：
Fig. 1 is the structural schematic diagram of the present invention；
Fig. 2 is the structural schematic diagram of vacuum interrupter of the present invention；
Fig. 3 is the structural schematic diagram of voltage absorber of the present invention；
Figure label：1, lower wire outlet seat；2, current transformer；3, babinet；4, connecting shaft；5, voltage absorber；6, divide-shut brake is grasped
Make handle；7, hanging ring；8, stored energy operation handle；9, grounding nut；10, dial plate；11, insulated handle；12, pole case；13, under
Outlet terminal；14, connecting rod；15, it is flexible coupling；16, compression spring；17, insulated tension pole；18, shell；19, moving contact；20, true
Empty arc-chutes.
Specific implementation mode
Hereinafter, preferred embodiments of the present invention will be described with reference to the accompanying drawings, it should be understood that preferred reality described herein
Apply example only for the purpose of illustrating and explaining the present invention and is not intended to limit the present invention.
Embodiment：As shown in Figs. 1-3, the present invention provides a kind of technical solution, a kind of to be conveniently operated and overvoltage protection
Vacuum circuit breaker, including lower wire outlet seat 1, current transformer 2, babinet 3, connecting shaft 4, voltage absorber 5, breaking-closing operating handle
6, hanging ring 7, stored energy operation handle 8, grounding nut 9, marking plate 10, insulated handle 11, pole case 12, lower wire end 13, company
Extension bar 14, the 15, compression spring 16 that is flexible coupling, insulated tension pole 17, shell 18, moving contact 19 and vacuum interrupter 20, the side of babinet 3
Wall is provided with connecting shaft 4, and insertion is provided with breaking-closing operating handle 6 in the front surface of babinet 3, breaking-closing operating handle 6
Side is provided with stored energy operation handle 8, and the side of stored energy operation handle 8 is provided with marking plate 10, the side setting of marking plate 10
There is grounding nut 9, is embedded on the upper surface of babinet 3 and is provided with voltage absorber 5, and one end of babinet 3 is provided with insulated handle
11, the side of voltage absorber 5 is provided with hanging ring 7, and the side of insulated handle 11 is provided with pole case 12, one end of pole case 12
It is provided with lower wire end 13, current transformer 2 is mounted on the side of pole case 12, the side insertion setting of current transformer 2
There are lower wire outlet seat 1, pole case 12 to be internally provided with shell 18, shell 18 is internally provided with insulated tension pole 17, insulated tension pole
17 outside is cased with compression spring 16, and the side of compression spring 16, which is provided with, is flexible coupling 15, and 15 side of being flexible coupling is provided with very
Empty arc extinguishing Room 20, vacuum interrupter 20 is internally provided with moving contact 19, and the side of vacuum interrupter 20 is provided with connecting rod
14。
In order to make the vacuum circuit breaker efficiently work, in the present embodiment, it is preferred that pole case 12 is altogether there are three settings.
In order to make cable normally access and safety ground, in the present embodiment, it is preferred that hanging ring 7 is altogether there are three settings.
In order to improve the working efficiency of current transformer 2, in the present embodiment, it is preferred that current transformer 2 is cylindrical ties
Structure.
Marking plate 10 is intuitively seen clearly in order to become apparent from, in the present embodiment, it is preferred that marking plate 10 is transparent plastic material
Manufactured component.
The operation principle and process for using of the present invention：It is a kind of to be conveniently operated and the vacuum circuit breaker of overvoltage protection, including
Lower wire outlet seat 1, current transformer 2, babinet 3, connecting shaft 4, voltage absorber 5, breaking-closing operating handle 6, hanging ring 7, energy storage behaviour
Make handle 8, grounding nut 9, marking plate 10, insulated handle 11, pole case 12, lower wire end 13, connecting rod 14, be flexible coupling
15, compression spring 16, insulated tension pole 17, shell 18, moving contact 19 and vacuum interrupter 20, the vacuum circuit breaker are mainly provided with
Stored energy operation handle 8 and voltage absorber 5, stored energy operation handle 8 can facilitate the operation of the vacuum circuit breaker, vacuum circuit breaker
When cut-offfing inductance current, it may appear that current chopping phenomenon causes higher overvoltage, voltage absorber 5 can be to avoid electric in short-term
Pressure is higher, and marking plate 10 is component made of transparent plastic material, can become apparent from intuitive observation, solve and be not provided with storage
Can operation handle 8 and voltage absorber 5, cannot facilitate the operation of the vacuum circuit breaker, at the same cannot be to cut-offfing inductance current when
The problem of higher overvoltage generated is absorbed.
Finally it should be noted that：The foregoing is merely the preferred embodiments of the present invention, are not intended to restrict the invention, to the greatest extent
Present invention has been described in detail with reference to the aforementioned embodiments for pipe, for those skilled in the art, still can be with
Technical scheme described in the above embodiments is modified or equivalent replacement of some of the technical features.It is all
Within the spirit and principles in the present invention, any modification, equivalent replacement, improvement and so on should be included in the guarantor of the present invention
Within the scope of shield.
Claims (7)
- It is conveniently operated and the vacuum circuit breaker of overvoltage protection 1. a kind of, including lower wire outlet seat（1）, current transformer（2）, babinet （3）, connecting shaft（4）, voltage absorber（5）, breaking-closing operating handle（6）, hanging ring（7）, stored energy operation handle（8）, ground connection spiral shell It is female（9）, marking plate（10）, insulated handle（11）, pole case（12）, lower wire end（13）, connecting rod（14）, be flexible coupling （15）, compression spring（16）, insulated tension pole（17）, shell（18）, moving contact（19）And vacuum interrupter（20）, feature exists In：The babinet（3）Side wall be provided with connecting shaft（4）, and babinet（3）Front surface on insertion be provided with breaking-closing operating hand Handle（6）, the breaking-closing operating handle（6）Side be provided with stored energy operation handle（8）, the stored energy operation handle（8）'s Side is provided with marking plate（10）, the marking plate（10）Side be provided with grounding nut（9）, the babinet（3）Upper table Insertion is provided with voltage absorber on face（5）, and babinet（3）One end be provided with insulated handle（11）, the voltage absorber （5）Side be provided with hanging ring（7）, the insulated handle（11）Side be provided with pole case（12）, the pole case（12） One end be provided with lower wire end（13）, the current transformer（2）Mounted on pole case（12）Side, the electric current is mutual Sensor（2）Side insertion be provided with lower wire outlet seat（1）, the pole case（12）Be internally provided with shell（18）, described outer Shell（18）Be internally provided with insulated tension pole（17）, the insulated tension pole（17）Outside be cased with compression spring（16）, described soft Connection（15）Side be provided with vacuum interrupter（20）, the vacuum interrupter（20）Be internally provided with moving contact（19）.
- It a kind of is conveniently operated and the vacuum circuit breaker of overvoltage protection 2. according to claim 1, it is characterised in that：It is described Pole case（12）Altogether there are three settings.
- It a kind of is conveniently operated and the vacuum circuit breaker of overvoltage protection 3. according to claim 1, it is characterised in that：It is described Hanging ring（7）Altogether there are three settings.
- It a kind of is conveniently operated and the vacuum circuit breaker of overvoltage protection 4. according to claim 1, it is characterised in that：It is described Current transformer（2）For cylindrical structure.
- It a kind of is conveniently operated and the vacuum circuit breaker of overvoltage protection 5. according to claim 1, it is characterised in that：It is described Marking plate（10）For component made of transparent plastic material.
- It a kind of is conveniently operated and the vacuum circuit breaker of overvoltage protection 6. according to claim 1, it is characterised in that：And it is true Empty arc-chutes（20）Side be provided with connecting rod（14）.
- It a kind of is conveniently operated and the vacuum circuit breaker of overvoltage protection 7. according to claim 1, it is characterised in that：It is described It is flexible coupling（15）It is arranged in compression spring（16）Side.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710310563.4A CN108807065A (en) | 2017-05-05 | 2017-05-05 | It is a kind of to be conveniently operated and the vacuum circuit breaker of overvoltage protection |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710310563.4A CN108807065A (en) | 2017-05-05 | 2017-05-05 | It is a kind of to be conveniently operated and the vacuum circuit breaker of overvoltage protection |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108807065A true CN108807065A (en) | 2018-11-13 |
Family
ID=64054625
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710310563.4A Pending CN108807065A (en) | 2017-05-05 | 2017-05-05 | It is a kind of to be conveniently operated and the vacuum circuit breaker of overvoltage protection |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108807065A (en) |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2002359921A (en) * | 2001-05-31 | 2002-12-13 | Matsushita Electric Ind Co Ltd | Overvoltage-protecting circuit and motor controller mounted thereon |
| CN201191545Y (en) * | 2008-05-23 | 2009-02-04 | 卢为忠 | Switching overvoltage absorption apparatus |
| CN201478821U (en) * | 2009-07-24 | 2010-05-19 | 芮骏 | Overvoltage protector for indirect neutral point-grounding power system in three-phase power grid |
| CN203812796U (en) * | 2014-04-01 | 2014-09-03 | 周唯 | Vacuum circuit breaker |
| CN203882864U (en) * | 2014-04-08 | 2014-10-15 | 浙江西亚电力设备有限公司 | Outdoor high-voltage vacuum circuit breaker |
| CN205751998U (en) * | 2016-05-17 | 2016-11-30 | 温州正凯电器有限公司 | A kind of outdoor breaker |
| CN205900427U (en) * | 2016-07-25 | 2017-01-18 | 江苏宏达电气有限公司 | Vacuum circuit breaker convenient to it is fixed |
-
2017
- 2017-05-05 CN CN201710310563.4A patent/CN108807065A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2002359921A (en) * | 2001-05-31 | 2002-12-13 | Matsushita Electric Ind Co Ltd | Overvoltage-protecting circuit and motor controller mounted thereon |
| CN201191545Y (en) * | 2008-05-23 | 2009-02-04 | 卢为忠 | Switching overvoltage absorption apparatus |
| CN201478821U (en) * | 2009-07-24 | 2010-05-19 | 芮骏 | Overvoltage protector for indirect neutral point-grounding power system in three-phase power grid |
| CN203812796U (en) * | 2014-04-01 | 2014-09-03 | 周唯 | Vacuum circuit breaker |
| CN203882864U (en) * | 2014-04-08 | 2014-10-15 | 浙江西亚电力设备有限公司 | Outdoor high-voltage vacuum circuit breaker |
| CN205751998U (en) * | 2016-05-17 | 2016-11-30 | 温州正凯电器有限公司 | A kind of outdoor breaker |
| CN205900427U (en) * | 2016-07-25 | 2017-01-18 | 江苏宏达电气有限公司 | Vacuum circuit breaker convenient to it is fixed |
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