CN104377090B - A kind of miniature circuit breaker of multiple intertrips - Google Patents
A kind of miniature circuit breaker of multiple intertrips Download PDFInfo
- Publication number
- CN104377090B CN104377090B CN201410515246.2A CN201410515246A CN104377090B CN 104377090 B CN104377090 B CN 104377090B CN 201410515246 A CN201410515246 A CN 201410515246A CN 104377090 B CN104377090 B CN 104377090B
- Authority
- CN
- China
- Prior art keywords
- breaker
- trip
- bar
- parent
- armature
- 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
Links
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H71/00—Details of the protective switches or relays covered by groups H01H73/00 - H01H83/00
- H01H71/10—Operating or release mechanisms
- H01H71/1045—Multiple circuits-breaker, e.g. for the purpose of dividing current or potential drop
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H9/00—Details of switching devices, not covered by groups H01H1/00 - H01H7/00
- H01H9/20—Interlocking, locking, or latching mechanisms
- H01H9/26—Interlocking, locking, or latching mechanisms for interlocking two or more switches
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- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Breakers (AREA)
Abstract
The invention discloses a kind of miniature circuit breaker of multiple intertrips, including some miniature circuit breakers for linking each other, wherein, single breaker includes, trip portion, the trip portion includes that the bending-type armature for doing reciprocally swinging between position one and position two and front end hang on the trip(ping) bar in the middle part of the armature in hanging hole, and the trip(ping) bar is fixed on breaker shell wall by rotating shaft one；Linkage portion, above the trip(ping) bar, the linkage portion is included the connecting rod being fixed on the trip(ping) bar by rotating shaft two in the cylindrical shape parent of the both ends open by central slot active card on the armature, the connecting pin for being arranged in described parent one end, the one end that extends from the parent and supports bar towards the armature side in the connecting rod；Wherein, when the first breaker disconnects, in first breaker, parent drives parent in second breaker to rotate clockwise, the armature in second breaker supported by the bar of supporting, armature in second breaker is made to bend skew, in second breaker, trip(ping) bar is deviate from from the second breaker hanging hole, the second breaker circuit open circuit.
Description
Technical field
The present invention relates to a kind of breaker, more particularly to a kind of miniature circuit breaker of multiple intertrips.
Background technology
Generally miniature circuit breaker (Miniature Circuit Breaker, MCB) is arranged on circuit, to protect family
Or industrial power distribution disc system, it is the dangerous currents occurred on blocking overload, overcurrent or short circuit current and Simple line, under protection
Level end or the device of load.Tripgear is the key fitment of miniature circuit breaker, when the dangerous currents such as overcurrent are accessed, permissible
Open contact blocks the inflow of electric current.The small-sized disconnected of multiple intertrips is not involved with regard to miniature circuit breaker in prior art
Road device.
Based on the above, a kind of necessary property of the exploitation of the miniature circuit breaker of multiple intertrips.
Content of the invention
In order to overcome the deficiencies in the prior art, the invention provides a kind of miniature circuit breaker of multiple intertrips, it is intended to
Drive other Disjoncteurs being attached thereto all to trip by a Disjoncteur, realize combined operation.
A kind of miniature circuit breaker of multiple intertrips, including some miniature circuit breakers for linking each other, wherein, single disconnected
Road device includes that trip portion 300, the trip portion 300 include the bending-type armature for doing reciprocally swinging between position one and position two
340 and front end hang on the trip(ping) bar 420 in 340 middle part hanging hole of the armature, the trip(ping) bar 420 is solid by rotating shaft 1
On breaker shell wall；Linkage portion 500, positioned at 420 top of the trip(ping) bar, the linkage portion 500 includes recessed by middle part
The cylindrical shape parent 511 of both ends open of 512 active card of groove on the armature 340, it is arranged in 511 one end of the parent
The connection that connecting pin 520, the one end that extends from the parent 511 are fixed on the trip(ping) bar 420 by two 421b of rotating shaft
Bar 513 and bar 514 is supported towards 340 side of the armature in the connecting rod 513；Wherein, during overcurrent, the electricity
Pivot 340 moves to the position two from the position one, and 420 front end of the trip(ping) bar is deviate from and made by gravity from the hanging hole
With rotating counterclockwise along the rotating shaft 1, the trip(ping) bar 420 drives the connecting rod 513 suitable along two 421b of the rotating shaft
Hour hands are rotated, and the parent 511 is rotated, and the breaker circuit disconnects；When the first breaker disconnects, first breaker
Interior parent 511 is connected with the parent 511 in the second breaker by connecting pin 520, parent in first breaker
511 drive parent 511 in second breaker to rotate clockwise, and the bar 514 of supporting is supported in second breaker
Armature 340, makes armature 340 in second breaker bend skew, and in second breaker, trip(ping) bar 420 is from described
Second breaker hanging hole is deviate from, the second breaker circuit open circuit.
Preferably, the miniature circuit breaker of described multiple intertrips, wherein, the trip portion 300 also includes outer wall
The oil damper 310 of coil 320 is wound with, the coil 320 1 terminates load wire, and a termination output lead, by described
Output lead is connected with power end.
Preferably, the miniature circuit breaker of described multiple intertrips, wherein, the armature 340 is to be formed through bending
" 7 " font bending, the armature 340 includes horizontal moving head and the moveable arm with the moving head at an angle, described
Moveable arm stage casing is provided with hanging hole, and the moving head is driven the moveable arm from described first by the effect of the oil damper 310
Put and be rocked to the second place.
Preferably, the miniature circuit breaker of described multiple intertrips, wherein, the trip(ping) bar 420 is in sickle shaped, institute
Stating trip(ping) bar 420 includes to be overlapped in the bond end at the hanging hole and the cantilever with the bond end at an angle, described outstanding
Shaft hole is set on arm, the shaft hole is corresponding with the rotating shaft 1.
Preferably, the miniature circuit breaker of described multiple intertrips, wherein, the parent 511 and the connecting rod
513 is vertical, and the connecting rod 513 is with described to support bar 514 vertical.
Preferably, the miniature circuit breaker of described multiple intertrips, wherein, the parent 511 is respectively arranged at two ends with
The link slot 516 of two openings, in the link slot 516, card sets the connecting pin 520.
Preferably, the miniature circuit breaker of described multiple intertrips, wherein, is additionally provided with cam in the groove 512
Portion 512a is used for the armature 340 to be pressurizeed to 310 direction of the oil damper.
Preferably, the miniature circuit breaker of described multiple intertrips, wherein, the shell wall is provided with perforate, described
First breaker connecting pin, 520 one end is protruded in 511 one end link slot 516 of the second breaker parent from the perforate.
The beneficial effect of the miniature circuit breaker that the present invention is provided：Trip portion 300 is started with the mutual organically of opening/closing portion, can
Trip operation is quick and precisely executed.
Description of the drawings
Fig. 1 is the miniature circuit breaker structural representation of the multiple intertrips described in one embodiment of the invention；
Fig. 2 is that the single breaker described in one embodiment of the invention does not trip internal structure schematic diagram；
Fig. 3 is internal structure schematic diagram after the single circuit breaker trip described in one embodiment of the invention；
Fig. 4 (a) is 500 structural representation of linkage portion described in one embodiment of the invention；
Fig. 4 (b) is 500 attachment structure schematic diagram of circuit breakers linkage portion described in one embodiment of the invention.
Specific embodiment
The present invention is described in further detail below in conjunction with the accompanying drawings, to make those skilled in the art with reference to specification text
Word can be implemented according to this.
As shown in figure 1, the linkage portion 500 connects multiple miniature circuit breakers 10,10 ', 10 ", if some is small-sized disconnected
Road device tripping operation, remaining miniature circuit breaker can also occur intertrip.
Referring to figs. 1 to Fig. 3, a kind of miniature circuit breaker of multiple intertrips, including some small-sized open circuits for linking each other
Device, wherein, single breaker includes, trip portion 300, and the trip portion 300 includes to do between position one and position two toward physical pendulum
Dynamic bending-type armature 340 and front end hang on the trip(ping) bar 420 in 340 middle part hanging hole of the armature, and the trip(ping) bar 420 leads to
Cross rotating shaft 1 to be fixed on breaker shell wall；Linkage portion 500, positioned at 420 top of the trip(ping) bar, the linkage portion 500 is wrapped
Include the both ends open by 512 active card of central slot on the armature 340 cylindrical shape parent 511, be arranged in described
The tripping operation is fixed on by two 421b of rotating shaft in the connecting pin 520 of 511 one end of parent, the one end that extends from the parent 511
Connecting rod 513 on bar 420 and bar 514 is supported towards 340 side of the armature in the connecting rod 513；Wherein, mistake
During electric current, the armature 340 moves to the position two from the position one, and 420 front end of the trip(ping) bar is from the hanging hole
Deviate from and rotated counterclockwise along the rotating shaft 1 by Action of Gravity Field, the trip(ping) bar 420 drives the connecting rod 513 along institute
State two 421b of rotating shaft to rotate clockwise, the parent 511 is rotated, the breaker circuit disconnects；When the first breaker disconnects,
Parent 511 in first breaker is connected with the parent 511 in the second breaker by connecting pin 520, and described the
In one breaker, parent 511 drives parent 511 in second breaker to rotate clockwise, described support bar 514 support described
Armature 340 in second breaker, makes armature 340 in second breaker bend skew, in second breaker
Trip(ping) bar 420 is deviate from from the second breaker hanging hole, the second breaker circuit open circuit.
The trip portion 300 also includes that outer wall is wound with the oil damper 310 of coil 320, and the termination of the coil 320 1 is negative
Wire is carried, one terminates output lead, is connected with power end by the output lead.The armature 340 is to be formed through bending
" 7 " font bending, the armature 340 include horizontal moving head and the moveable arm with the moving head at an angle, described can
Swing arm stage casing is provided with hanging hole, and the moving head is driven the moveable arm from the primary importance by the effect of the oil damper 310
It is rocked to the second place.The trip(ping) bar 420 is in sickle shaped, and the trip(ping) bar 420 includes to be overlapped at the hanging hole
Bond end and the cantilever with the bond end at an angle, set shaft hole on the cantilever, the shaft hole and the rotating shaft
One 425 is corresponding.
The parent 511 and the connecting rod 513 vertical, the connecting rod 513 is with described to support bar 514 vertical.Described
Parent 511 is respectively arranged at two ends with the link slot 516 of two openings, and in the link slot 516, card sets the connecting pin 520.
Cam part 512a is additionally provided with for adding the armature 340 to 310 direction of the oil damper in the groove 512
Pressure.
The connecting rod 513 is provided with guide hole 515, and two 421b of the rotating shaft is inserted in the guide hole 515.
The shell wall is provided with perforate, and described first breaker connecting pin, 520 one end protrudes into second from the perforate
In 511 one end link slot 516 of breaker parent.
Although embodiment of the present invention is disclosed as above, but its be not restricted in specification and embodiment listed
With, it can be applied to various suitable the field of the invention completely, for those skilled in the art, can be easily
Other modification is realized, therefore under the universal limited without departing substantially from claim and equivalency range, the present invention is not limited
In specific details and shown here as the legend with description.
Claims (8)
1. a kind of miniature circuit breaker of multiple intertrips, it is characterised in that including some miniature circuit breakers for linking each other, its
In, single breaker includes,
Trip portion (300), trip portion (300) include the bending-type armature for doing reciprocally swinging between position one and position two
(340) and front end hang in the middle part of the armature (340) trip(ping) bar (420) in hanging hole, described trip(ping) bar (420) pass through rotating shaft
One (425) is fixed on breaker shell wall；
Linkage portion (500), above the trip(ping) bar (420), linkage portion (500) are included by central slot (512)
The cylindrical shape parent (511) of both ends open of the active card on armature (340), it is arranged in the parent (511) one end
Connecting pin (520), the one end that extends from the parent (511) trip(ping) bar is fixed on by rotating shaft two (421b)
(420) connecting rod (513) on and bar is supported towards the armature (340) side on connecting rod (513)
(514)；
Wherein, during overcurrent, armature (340) move to the position two from the position one, before trip(ping) bar (420)
End is deviate from and is rotated counterclockwise along the rotating shaft one (425) by Action of Gravity Field from the hanging hole, and described trip(ping) bar (420) drive
Connecting rod (513) are rotated clockwise along the rotating shaft two (421b), and described parent (511) rotate, the single breaker
Circuit disconnects；When the first breaker disconnects, the parent (511) in first breaker passes through connecting pin (520) and is located at
Parent (511) in second breaker is connected, and in first breaker, parent (511) drives parent in second breaker
(511) rotate clockwise, described support the armature (340) that bar (514) is supported in second breaker, make described second open circuit
In device, armature (340) bends skew, and in second breaker, trip(ping) bar (420) is de- from the second breaker hanging hole
Go out, the second breaker circuit open circuit.
2. the miniature circuit breaker of multiple intertrips as claimed in claim 1, it is characterised in that described trip portion (300) also
The oil damper (310) of coil (320) is wound with including outer wall, and the coil (320) terminates load wire, a termination output
Wire, is connected with power end by the output lead.
3. the miniature circuit breaker of multiple intertrips as claimed in claim 2, it is characterised in that armature (340) be through
" 7 " font bending that bending is formed, described armature (340) are including horizontal moving head and with the horizontal moving head at an angle
Moveable arm, the moveable arm stage casing is provided with hanging hole, and the horizontal moving head is driven described by described oil damper (310) effect
Moveable arm is rocked to the position two from the position one.
4. the miniature circuit breaker of multiple intertrips as claimed in claim 1, it is characterised in that trip(ping) bar (420) are in
Sickle shaped, described trip(ping) bar (420) include to be overlapped in bond end at the hanging hole and with the bond end at an angle
Cantilever, sets shaft hole on the cantilever, and the shaft hole is corresponding with the rotating shaft one (425).
5. the miniature circuit breaker of multiple intertrips as claimed in claim 1, it is characterised in that parent (511) and institute
State connecting rod (513) vertical, connecting rod (513) are with described to support bar (514) vertical.
6. the miniature circuit breaker of multiple intertrips as claimed in claim 1, it is characterised in that parent (511) two ends
The link slot (516) of two openings is respectively equipped with, link slot (516) Nei Ka sets the connecting pin (520).
7. the miniature circuit breaker of multiple intertrips as claimed in claim 1, it is characterised in that in groove (512) also
Cam part (512a) is provided with for the armature (340) is pressurizeed to oil damper (310) direction.
8. the miniature circuit breaker of multiple intertrips as claimed in claim 6, it is characterised in that the shell wall is provided with out
Hole, the first breaker connecting pin (520) one end protrude into the connection of second breaker parent (511) one end from the perforate
In groove (516).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410515246.2A CN104377090B (en) | 2014-09-29 | 2014-09-29 | A kind of miniature circuit breaker of multiple intertrips |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410515246.2A CN104377090B (en) | 2014-09-29 | 2014-09-29 | A kind of miniature circuit breaker of multiple intertrips |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104377090A CN104377090A (en) | 2015-02-25 |
| CN104377090B true CN104377090B (en) | 2017-03-08 |
Family
ID=52555937
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410515246.2A Expired - Fee Related CN104377090B (en) | 2014-09-29 | 2014-09-29 | A kind of miniature circuit breaker of multiple intertrips |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104377090B (en) |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5686709A (en) * | 1995-05-26 | 1997-11-11 | General Electric Company | Modular trip bar assembly for multipole circuit breaker |
| CN2261084Y (en) * | 1996-03-15 | 1997-08-27 | 杭州益胜电器厂 | Circuit breaker capable of asynchronously gang on-off |
| KR101350368B1 (en) * | 2012-10-10 | 2014-01-14 | 주식회사 대륙 | Molded case circuit breaker |
| CN204215983U (en) * | 2014-09-29 | 2015-03-18 | 江苏普华力拓电器股份有限公司 | A kind of miniature circuit breaker of multiple intertrip |
-
2014
- 2014-09-29 CN CN201410515246.2A patent/CN104377090B/en not_active Expired - Fee Related
Also Published As
| Publication number | Publication date |
|---|---|
| CN104377090A (en) | 2015-02-25 |
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|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20170308 Termination date: 20170929 |