CN104867777B - Can be used for mechanical type dc circuit breaker, the electric machinery of electrically or electronically system - Google Patents
Can be used for mechanical type dc circuit breaker, the electric machinery of electrically or electronically system Download PDFInfo
- Publication number
- CN104867777B CN104867777B CN201510331533.2A CN201510331533A CN104867777B CN 104867777 B CN104867777 B CN 104867777B CN 201510331533 A CN201510331533 A CN 201510331533A CN 104867777 B CN104867777 B CN 104867777B
- Authority
- CN
- China
- Prior art keywords
- whippletree body
- cavity volume
- electric
- whippletree
- magnet
- 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.)
- Withdrawn - After Issue
Links
- 239000007788 liquid Substances 0.000 claims abstract description 35
- 230000005484 gravity Effects 0.000 claims description 26
- 230000005611 electricity Effects 0.000 claims description 10
- 238000009434 installation Methods 0.000 claims description 3
- 229910001338 liquidmetal Inorganic materials 0.000 claims description 2
- 238000005516 engineering process Methods 0.000 description 12
- 230000008859 change Effects 0.000 description 6
- 230000032683 aging Effects 0.000 description 3
- 238000010586 diagram Methods 0.000 description 3
- 230000003993 interaction Effects 0.000 description 2
- QSHDDOUJBYECFT-UHFFFAOYSA-N mercury Chemical compound [Hg] QSHDDOUJBYECFT-UHFFFAOYSA-N 0.000 description 2
- 238000007789 sealing Methods 0.000 description 2
- WFKWXMTUELFFGS-UHFFFAOYSA-N tungsten Chemical compound [W] WFKWXMTUELFFGS-UHFFFAOYSA-N 0.000 description 2
- 229910052721 tungsten Inorganic materials 0.000 description 2
- 239000010937 tungsten Substances 0.000 description 2
- BGPVFRJUHWVFKM-UHFFFAOYSA-N N1=C2C=CC=CC2=[N+]([O-])C1(CC1)CCC21N=C1C=CC=CC1=[N+]2[O-] Chemical compound N1=C2C=CC=CC2=[N+]([O-])C1(CC1)CCC21N=C1C=CC=CC1=[N+]2[O-] BGPVFRJUHWVFKM-UHFFFAOYSA-N 0.000 description 1
- 230000009471 action Effects 0.000 description 1
- 230000008901 benefit Effects 0.000 description 1
- 238000010891 electric arc Methods 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000001737 promoting effect Effects 0.000 description 1
- 238000011084 recovery Methods 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H29/00—Switches having at least one liquid contact
- H01H29/20—Switches having at least one liquid contact operated by tilting contact-liquid container
Landscapes
- Magnetic Treatment Devices (AREA)
- Breakers (AREA)
Abstract
The invention discloses can be used for the mechanical type dc circuit breaker of electrically or electronically system, including whippletree body（1）, supporting mass（2）, adapter（3）, 2 to electric rail（4）, magnet（5、51）, conducting liquid（6）；Also include circuit module and head station；Circuit module is in be electrically connected with a pair electric rail；Communicated by wireless telecommunications between circuit module and head station.A kind of electric machinery, has aforesaid dc circuit breaker.Life-span length of the present invention, structure are simple, with low cost.
Description
Technical field
The invention belongs to electrical switch, more particularly, to can be used for mechanical type dc circuit breaker, the electricity of electrically or electronically system
Power machinery.
Background technology
Easily draw electric arc due to when dc circuit breaker disconnects, lead to the switch sections of dc circuit breaker to be easy to aging, burning
Ruin；Prior art has a variety of methods to attempt to eliminate the problem that switch sections are aging, burn, but all there is room for improvement（Such as：
The complexity of structure, cost, life-span are always difficult to take into account）.
Content of the invention
In order to solve the problems, such as that dc circuit breaker switch sections are easily aging, burn, inventor contemplate and use conductive liquid
Body is used as the switch sections of dc circuit breaker, conducting liquid as a kind of liquid have on electric property good from
Prosthetic；For reduces cost, reduce complexity, inventor contemplate and promote conducting liquid in gravity seesaw using electromagnetic force
Middle flowing to realize auto-switch function.
The present invention has following technology contents.
1st, can be used for the mechanical type dc circuit breaker of electrically or electronically system it is characterised in that：Including whippletree body（1）,
Hold body（2）, adapter（3）, 2 to electric rail（4）, magnet（5、51）, conducting liquid（6）；
Whippletree body（1）With supporting mass（2）Connected by rotating（12）It is connected and constitute gravity seesaw；
Whippletree body（1）Have for accommodating conducting liquid（6）Cavity volume（10）, cavity volume（10）Across whippletree body（1）With
Hold body（2）The fulcrum vertical line of the gravity seesaw collectively forming；
Conducting liquid（6）It is loaded in whippletree body（1）Cavity volume（10）Interior, conducting liquid（6）Volume be less than whippletree body（1）
Cavity volume（10）Dischargeable capacity；
Electric rail（4）Length be less than whippletree body（1）Cavity volume（10）Lateral length half；
2 pairs of electric rails（4）It is installed in whippletree body（1）Cavity volume（10）Interior, 2 to electric rail（4）It is respectively arranged in whippletree body（1）
With supporting mass（2）The two ends of the gravity seesaw constituting；
Each pair electricity rail（4）Installation all there are following features：Electric rail（4）With electric rail（4）Between there is gap, 2 electric rails
（4）With whippletree body（1）Cavity volume（10）End interfaces between be respectively provided with gap, electric rail（4）With whippletree body（1）Fulcrum vertical line it
Between there is interval, two electric rails（4）Between gap both ends open trend with whippletree body（1）, supporting mass（2）The weight collectively forming
The arm of force direction of power seesaw is consistent, two electric rails（4）With whippletree body（1）Cavity volume（10）Side interface between be respectively provided between
Gap, electric rail（4）With whippletree body（1）Cavity volume（10）Bottom surface between very close to each other；
At least one pair of electric rail（4）Via adapter（3）Externally constitute electricity passage；
Magnet（5、51）Magnetic field line trend with gravity vertical move towards close, magnet（5、51）Magnetic field line pass through electric rail
（4）The whippletree body being located（1）Cavity volume（10）Be mounted to electric rail（4）End；
Adapter（3）For spiral conducting line;
Also include circuit module and head station；Circuit module is in be electrically connected with a pair electric rail；Between circuit module and head station
Communicated by wireless telecommunications.
2nd, the mechanical type dc circuit breaker that can be used for electrically or electronically system as described in technology contents 1 it is characterised in that：
Described whippletree body（1）Cavity volume（10）Cavity for sealing.
3rd, the mechanical type dc circuit breaker that can be used for electrically or electronically system as described in technology contents 1 it is characterised in that：
Described electric rail（4）For tabular.
4th, the mechanical type dc circuit breaker that can be used for electrically or electronically system as described in technology contents 1 it is characterised in that：
Described conducting liquid（6）For liquid metal.
5th, the mechanical type dc circuit breaker that can be used for electrically or electronically system as described in technology contents 1 it is characterised in that：
Described electric rail（4）It is made up of tungsten of tabular, described conducting liquid（6）For hydrargyrum.
6th, the mechanical type dc circuit breaker that can be used for electrically or electronically system as described in technology contents 1 it is characterised in that：
Conducting liquid（6）Volume be less than whippletree body（1）Cavity volume（10）Dischargeable capacity half.
7th, the mechanical type dc circuit breaker that can be used for electrically or electronically system as described in technology contents 1 it is characterised in that：
Described adapter（3）For elastomeric spiral conducting line.
8th, the mechanical type dc circuit breaker that can be used for electrically or electronically system as described in technology contents 1 it is characterised in that：
Described whippletree body（1）For rectangular-shaped, whippletree body（1）Cavity volume（10）For rectangular shape.
9th, a kind of electric machinery, has the dc circuit breaker described in technology contents 1.
Technology contents explanation and its advantage：
Technology contents explanation：During using the present invention, need gravity seesaw correct placement, be the balance of gravity seesaw
State can change under the action of gravity of conducting liquid；When the present invention uses, wiring should be correctly it is ensured that electromagnetic force
Conducting liquid pushing direction is directed towards superconducting with the opposite side of liquid place side（Using the fulcrum vertical line of gravity seesaw as in
Heart reference）；The present invention is not connected on circuit（The circuit that chopper is protected）On one end, because on off state can be because of gravity
Seesaw poised state change and change thus circuit-breaker status signal can be exported, because this end equally has conducting liquid
The ability promoting, the correct high current that applies can change position so that gravity seesaw changes state by conducting liquid, so
As recovery circuit-breaker status, chopper can be reverted to the state of ' institute's protection circuit is connected '；
The present invention is used conducting liquid as the switch sections of dc circuit breaker, and conducting liquid exists as a kind of liquid
Good self-repairability is had on electric property, solves the life problems of dc circuit breaker switch sections；The present invention is using electricity
Magnetic promotes conducting liquid to flow to realize auto-switch function in gravity seesaw, simple and convenient, with low cost；The i.e. present invention
Life-span length, structure are simple, with low cost.
Brief description
Accompanying drawing 1 is that the switch sections of the dc circuit breaker of embodiment 1 are in the schematic diagram of closure state, and wherein A is side
View, wherein B are top view, and wherein C is the sketch of this enforcement meaning in circuit.
Accompanying drawing 2 is the schematic diagram that is off of switch sections of the dc circuit breaker of embodiment 1, and wherein A is side
View, wherein B are top view, and wherein C is the sketch of this enforcement meaning in circuit.
Fig. 3 is the system diagram of embodiment 1.
It is embodied as example
Below in conjunction with embodiment, the present invention will be described.
Embodiment 1,
As Figure 1-3, can be used for the mechanical type dc circuit breaker of electrically or electronically system, including whippletree body（1）, supporting
Body（2）, adapter（3）, 2 electric rails（4）, magnet（5、51）, conducting liquid（6）；
Whippletree body（1）With supporting mass（2）Connected by rotating（12）It is connected and constitute gravity seesaw；
Whippletree body（1）Have for accommodating conducting liquid（6）Cavity volume（10）, cavity volume（10）Across whippletree body（1）With
Hold body（2）The fulcrum vertical line of the gravity seesaw collectively forming；
Conducting liquid（6）It is loaded in whippletree body（1）Cavity volume（10）Interior, conducting liquid（6）Volume be less than whippletree body（1）
Cavity volume（10）Dischargeable capacity half；
Electric rail（4）Length be less than whippletree body（1）Cavity volume（10）Lateral length half；
Each pair electricity rail（4）Installation all there are following features：Electric rail（4）With electric rail（4）Between there is gap, 2 electric rails
（4）With whippletree body（1）Cavity volume（10）End interfaces between be respectively provided with gap, electric rail（4）With whippletree body（1）Fulcrum vertical line it
Between there is interval, two electric rails（4）Between gap both ends open trend with whippletree body（1）, supporting mass（2）The weight collectively forming
The arm of force direction of power seesaw is consistent, two electric rails（4）With whippletree body（1）Cavity volume（10）Side interface between be respectively provided between
Gap, electric rail（4）With whippletree body（1）Cavity volume（10）Bottom surface between very close to each other；
1 electric rail（4）Via adapter（3）External connection to Y+, 1 electric rail（4）Via adapter（3）External connection arrives
Y-；
Magnet（5、51）Magnetic field line trend with gravity vertical move towards close, magnet（5、51）Magnetic field line pass through electric rail
（4）The whippletree body being located（1）Cavity volume（10）Be mounted to electric rail（4）One end；
Adapter（3）For elastomeric spiral conducting line；
Also include circuit module and head station；Circuit module is in be electrically connected with a pair electric rail；Between circuit module and head station
Communicated by wireless telecommunications；
Whippletree body（1）Cavity volume（10）Cavity for sealing；
Described electric rail（4）It is made up of tungsten of tabular, described conducting liquid（6）For hydrargyrum；
Whippletree body（1）, supporting mass（2）Between rotation connect（12）For sliding bearing structure；
Whippletree body（1）For rectangular-shaped, whippletree body（1）Cavity volume（10）For rectangular shape；
C1 as shown in A in Fig. 1 is the magnetic field of magnet 5, and i1 is sense of current after Y+, Y- connection, due to electric current i1 and magnetic
The interaction of field C1, conducting liquid 6 can receive the motive force in K1 direction, conductive when the size of electric current i1 reaches to a certain degree
Liquid 6 can cross the vertical line of gravity seesaw, thus changing the poised state of gravity seesaw, and eventually becomes shape shown in Fig. 2
State is so that switch off the purpose reaching protection circuit.
C2 as shown in A in Fig. 2 is the magnetic field of magnet 51, and i2 is sense of current after X+, X- connection, due to electric current i2 and magnetic
The interaction of field C2, conducting liquid 6 can receive the motive force in K1 direction, if led when the size of electric current i2 reaches to a certain degree
Electro-hydraulic body 6 can cross the vertical line of gravity seesaw, thus changing the poised state of gravity seesaw, and eventually becomes shown in Fig. 1
State is thus reach the purpose connecting the circuit that chopper is protected.
In Fig. 1,2,3 SW1 represent X+ and X- place passage electric in pairs rail equivalent switch on-off state, SW2 generation
What the electric in pairs rail of table Y+, Y- place passage was equivalent switches on-off state.
In figure GND is the earth point in circuit module.
Circuit module can pass through the state of the structure acquisition chopper of the equivalent switch being attached thereto, and circuit module also may be used
To drive the upset of gravity seesaw by applying electric current（Change poised state）, so that chopper recovers ' to connect and protected electricity
Road ' state.
Embodiment two,
On the electricity passage between Y+ and Y-, one diode of series connection, prevents wiring error.
Embodiment three,
Change on the basis of embodiment 1, make X+, X- also externally constitute electricity passage via adapter.
Embodiment four,
Dc circuit breaker described in embodiment 1 is used for the overcurrent protection of direct current power circuit.
It should be noted that above embodiment is the modular design of the present invention, rather than to protection scope of the present invention
Limit.
Claims (2)
1. can be used for the mechanical type dc circuit breaker of electrically or electronically system it is characterised in that：Including whippletree body（1）, supporting mass
（2）, adapter（3）, 2 to electric rail（4）, the first magnet（5）, the second magnet（51）, conducting liquid（6）；Whippletree body（1）With
Hold body（2）Connected by rotating（12）It is connected and constitute gravity seesaw；
Whippletree body（1）Have for accommodating conducting liquid（6）Cavity volume（10）, cavity volume（10）Across whippletree body（1）With supporting mass
（2）The fulcrum vertical line of the gravity seesaw collectively forming；
Conducting liquid（6）It is loaded in whippletree body（1）Cavity volume（10）Interior, conducting liquid（6）Volume be less than whippletree body（1）Appearance
Chamber（10）Dischargeable capacity；
Electric rail（4）Length be less than whippletree body（1）Cavity volume（10）Lateral length half；
2 pairs of electric rails（4）It is installed in whippletree body（1）Cavity volume（10）Interior, 2 to electric rail（4）It is respectively arranged in whippletree body（1）With
Hold body（2）The two ends of the gravity seesaw constituting；
Each pair electricity rail（4）Installation all there are following features：Electric rail（4）With electric rail（4）Between there is gap, 2 electric rails（4）
With whippletree body（1）Cavity volume（10）End interfaces between be respectively provided with gap, electric rail（4）With whippletree body（1）Between fulcrum vertical line
There is interval, two electric rails（4）Between gap both ends open trend with whippletree body（1）, supporting mass（2）The gravity collectively forming
The arm of force direction of seesaw is consistent, two electric rails（4）With whippletree body（1）Cavity volume（10）Side interface between be respectively provided between
Gap, electric rail（4）With whippletree body（1）Cavity volume（10）Bottom surface between very close to each other；
At least one pair of electric rail（4）Via adapter（3）Externally constitute electricity passage；
First magnet（5）Magnetic field line trend with the first magnet（5）Gravity vertical move towards close, the second magnet（51）Magnetic field
Line trend and the second magnet（51）Gravity vertical move towards close, the first magnet（5）Magnetic field line pass through whippletree body（1）Cavity volume
（10）One end, the second magnet（51）Magnetic field line pass through whippletree body（1）Cavity volume（10）The other end；
Adapter（3）For spiral conducting line；
Also include circuit module and head station；Circuit module is in be electrically connected with a pair electric rail；Pass through between circuit module and head station
Wireless telecommunications are communicated；
Described electric rail（4）For tabular；
Described conducting liquid（6）For liquid metal；
Described adapter（3）For elastomeric spiral conducting line；
Conducting liquid（6）Volume be less than whippletree body（1）Cavity volume（10）Dischargeable capacity half.
2. a kind of electric machinery it is characterised in that：There is the dc circuit breaker described in claim 1.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510331533.2A CN104867777B (en) | 2015-06-16 | 2015-06-16 | Can be used for mechanical type dc circuit breaker, the electric machinery of electrically or electronically system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510331533.2A CN104867777B (en) | 2015-06-16 | 2015-06-16 | Can be used for mechanical type dc circuit breaker, the electric machinery of electrically or electronically system |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104867777A CN104867777A (en) | 2015-08-26 |
| CN104867777B true CN104867777B (en) | 2017-03-08 |
Family
ID=53913548
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510331533.2A Withdrawn - After Issue CN104867777B (en) | 2015-06-16 | 2015-06-16 | Can be used for mechanical type dc circuit breaker, the electric machinery of electrically or electronically system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104867777B (en) |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB575791A (en) * | 1944-04-05 | 1946-03-05 | Wm Wadsworth & Sons Ltd | Improvements in electric switches of the mercury type |
| CS237774B1 (en) * | 1980-12-30 | 1985-10-16 | Adomas A Tirva | Change-over switch |
| CN87101693A (en) * | 1986-03-06 | 1987-11-04 | 美国电话电报公司 | Relay switch apparatus |
| CN1774782A (en) * | 2003-04-14 | 2006-05-17 | 安捷伦科技有限公司 | Wetting finger latching piezoelectric relay |
-
2015
- 2015-06-16 CN CN201510331533.2A patent/CN104867777B/en not_active Withdrawn - After Issue
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB575791A (en) * | 1944-04-05 | 1946-03-05 | Wm Wadsworth & Sons Ltd | Improvements in electric switches of the mercury type |
| CS237774B1 (en) * | 1980-12-30 | 1985-10-16 | Adomas A Tirva | Change-over switch |
| CN87101693A (en) * | 1986-03-06 | 1987-11-04 | 美国电话电报公司 | Relay switch apparatus |
| CN1774782A (en) * | 2003-04-14 | 2006-05-17 | 安捷伦科技有限公司 | Wetting finger latching piezoelectric relay |
Also Published As
| Publication number | Publication date |
|---|---|
| CN104867777A (en) | 2015-08-26 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN104319165B (en) | A kind of three station vacuum switches that adopt bridge switch to realize load-side external ground | |
| CN103646805B (en) | A kind of direct-current breaker topology | |
| CN107924778B (en) | Switching device | |
| CN104867777B (en) | Can be used for mechanical type dc circuit breaker, the electric machinery of electrically or electronically system | |
| CN103647263A (en) | DC circuit breaker based on half-control electric-power electronic devices | |
| CN203026386U (en) | Safe high-voltage current direction converter | |
| CN106710898A (en) | Contact part of bypass switch | |
| CN104851732A (en) | Mechanical-type direct current breaker applicable to electric or electronic system and electrical machine | |
| CN104851733A (en) | Mechanical-type direct current breaker applicable to electric or electronic system and electrical machine | |
| CN106328421A (en) | Mechanical DC circuit breaker for power system | |
| CN106328422A (en) | DC breaker | |
| CN105047465A (en) | Mechanical DC breaker applicable to electric or electronic systems and electric machine | |
| CN207677629U (en) | A kind of interior soft starting circuit for inhibiting busbar short-circuit failure of frequency converter | |
| CN104934255A (en) | Mechanical type DC breaker and electric machinery used for electric or electronic system | |
| CN201638736U (en) | Single-pole two-step action-type earthing switch | |
| CN104851737A (en) | Mechanical-type direct current breaker applicable to electric or electronic system and electrical machine | |
| CN104810213A (en) | Mechanical direct current circuit breaker capable of being used in electricity or electronic systems and electric machine | |
| CN104851735A (en) | Mechanical-type direct current breaker applicable to electric or electronic system and electrical machine | |
| CN104810214A (en) | Mechanical direct current circuit breaker capable of being used in electricity or electronic systems and electric machine | |
| CN104810212A (en) | Mechanical direct current circuit breaker capable of being used in electricity or electronic systems and electric machine | |
| CN204441704U (en) | Direct-current component limiting resistor in a kind of high voltage test | |
| CN104810215A (en) | Mechanical direct current circuit breaker capable of being used in electricity or electronic systems and electric machine | |
| CN104851736A (en) | Mechanical-type direct current breaker applicable to electric or electronic system and electrical machine | |
| CN104934253A (en) | DC breaker used for pushing magnetofluid of electric or electronic system | |
| CN104851734A (en) | Mechanical-type direct current breaker applicable to electric or electronic system and electrical machine |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| EXSB | Decision made by sipo to initiate substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| CB03 | Change of inventor or designer information |
Inventor after: Chen Ning Inventor after: Wang Hongwei Inventor after: Kang Wenwen Inventor after: Yang Fengwen Inventor after: Yuan Qiang Inventor after: Wang Weishuai Inventor after: Sun Yanshuo Inventor after: Wang Chuanyong Inventor after: Han Peng Inventor after: Wang Chao Inventor after: Wang Kun Inventor after: Dai Ergang Inventor after: Zhang Jian Inventor after: Song Shizhan Inventor after: Lu Zhipeng Inventor before: Chen Ning Inventor before: Wang Chuanyong Inventor before: Han Peng Inventor before: Wang Kun Inventor before: Dai Ergang Inventor before: Zhang Jian Inventor before: Kang Wenwen Inventor before: Yang Fengwen |
|
| COR | Change of bibliographic data | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20170308 Effective date of abandoning: 20181226 |