CN110137042A - A kind of miniature circuit breaker with opening and closing with escape display function - Google Patents
A kind of miniature circuit breaker with opening and closing with escape display function Download PDFInfo
- Publication number
- CN110137042A CN110137042A CN201910456409.7A CN201910456409A CN110137042A CN 110137042 A CN110137042 A CN 110137042A CN 201910456409 A CN201910456409 A CN 201910456409A CN 110137042 A CN110137042 A CN 110137042A
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- China
- Prior art keywords
- bottom plate
- escape
- connecting rod
- circuit breaker
- display board
- 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.)
- Granted
Links
- 238000003756 stirring Methods 0.000 claims abstract description 5
- 230000007246 mechanism Effects 0.000 claims description 14
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical group [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims description 11
- 230000005284 excitation Effects 0.000 claims description 3
- 238000000034 method Methods 0.000 claims description 3
- 230000008569 process Effects 0.000 claims description 2
- 230000005611 electricity Effects 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 6
- 230000009471 action Effects 0.000 description 2
- 230000006872 improvement Effects 0.000 description 2
- 239000007787 solid Substances 0.000 description 2
- 230000008859 change Effects 0.000 description 1
- 238000010891 electric arc Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000009413 insulation Methods 0.000 description 1
- 229910052742 iron Inorganic materials 0.000 description 1
- NJPPVKZQTLUDBO-UHFFFAOYSA-N novaluron Chemical compound C1=C(Cl)C(OC(F)(F)C(OC(F)(F)F)F)=CC=C1NC(=O)NC(=O)C1=C(F)C=CC=C1F NJPPVKZQTLUDBO-UHFFFAOYSA-N 0.000 description 1
- 230000001681 protective effect Effects 0.000 description 1
- 238000011160 research Methods 0.000 description 1
- 238000012827 research and development Methods 0.000 description 1
- 230000001052 transient effect Effects 0.000 description 1
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
- H01H71/04—Means for indicating condition of the switching device
-
- 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
Landscapes
- Breakers (AREA)
Abstract
The present invention discloses a kind of miniature circuit breaker with opening and closing with escape display function, it is related to field of circuit breakers, it include a bottom plate and a upper cover, upper cover is incorporated on the bottom plate, and a form and a display board are installed in bottom plate, which is set to the bottom plate top of the breaker, the display board is movably arranged in the bottom plate, the form is located above the sliding path of the display board, and when breaker escape, display board is struck to the form corresponding position.Miniature circuit breaker provided by the invention is provided with a display board, breaker can stir the display board during escape, and display board is moved to form corresponding position, that is, show escape state, therefore it can be explicitly shown the state that breaker is artificial disconnection or fault, to guarantee personal safety.
Description
Technical field
The present invention relates to field of circuit breakers, espespecially a kind of miniature circuit breaker with opening and closing with escape display function.
Background technique
Miniature circuit breaker can be applied to the master switch used online and divide current-controlled switch, is a kind of protection electric appliance
Critical elements, primarily as short-circuit protection and preventing from seriously overloading, the motor load route protection on industrial machine
Also it can specify and use breaker as one of protective device, when breaker detects short circuit, electric leakage or serious the problems such as overloading,
Breaker can come protection circuit and electric appliance by escape immediately.
As shown in Figure 1, existing miniature circuit breaker includes that a bottom plate 80, leader 81, a support seat 82, one can movers
83, a main fulcrum 84, an involution bar 85, an involution torsional spring 86, a bimetal plate 87, a contact shoe 88 and a contact 89, handle
81 are hubbed on bottom plate 80, support seat 82 and can mover 83 be incorporated into bottom plate 80, and be sheathed on main fulcrum 84.Involution bar 85 and
Involution torsional spring 86 combines rear enclosure to be set on a fulcrum (not shown) of support seat 82, and contact shoe 88 is incorporated into bottom plate 80, contact
89 are set on contact shoe 88.
Existing miniature circuit breaker, can not judge from the outside be instantly it is artificial disconnect or the state of fault, if
When breaker can not be automatically disconnected the circuit because of distribution line accident, breaker is powered off if carrying out strength with operating handle at this time
When, it is easy because of misjudgment, and electrification accident occurs.
In addition, existing miniature circuit breaker, mechanism action is unstable, and insulation pressure resistance is bad when be easy to causeing short-circuit test,
Reproducibility is poor when tripping test, causes heavy industry time-consuming.
For the above reasons, so that existing technology is there are still the space for having improvement, the present inventor is in view of this, be positive
Research is subject to be engaged in the experience of Related product research and development for many years, and is constantly tested and improved, and develops the present invention finally.
Summary of the invention
The main purpose of the present invention is to provide a kind of with the miniature circuit breaker being opened and closed with escape display function, can define
Display breaker is the state of artificial disconnection or fault, to guarantee personal safety.
In order to reach above-mentioned purpose, the present invention provides a kind of miniature circuit breaker with opening and closing with escape display function,
It include a bottom plate and a upper cover, upper cover is incorporated on the bottom plate, and a form and a display board are installed in bottom plate, which sets
It is placed in the bottom plate top, which is movably arranged in the bottom plate, which is located above the sliding path of the display board, breaks
When the device escape of road, display board is struck to the form corresponding position.
Further, the sliding slot slided for the display board, the sliding slot and upper cover of bottom plate are equipped on the bottom plate and lid on this
Sliding slot it is opposite, display board ends be respectively contained in the sliding slot of bottom plate and the sliding slot of upper cover.
Further, be pivotally connected leader on bottom plate, the handle and the upper cover are adjacent, be installed in bottom plate a mechanism assembly,
One involution component, a contact shoe and a coil block；The mechanism assembly, include a supporting axis, a support seat, one can mover it is solid
Fixed board and a tension spring, the support seat with this can mover fixed plate pivot joint combined, the support seat is sheathed on the supporting axis in conjunction with after
On, the supporting axis and the bottom plate secure bond, this can mover be fixed on this can mover fixed plate lower end, tension spring one end opposed bottom
Fixed, the other end is fixed on can be in mover fixed plate；The involution component includes an involution bar, a upper connecting rod, a U type connecting rod
With an escape pull rod, which is set in the support seat, while being contacted with the involution bar, and the involution bar and support seat connect
It connects, which is socketed on the handle, and the other end is socketed on the upper connecting rod, which is set to the bottom plate
In, the other end is socketed on the involution bar；The contact shoe is provided with a contact, which corresponds to the end of the movable son and be arranged,
This selectively mutually can abut or separate with the contact when mover rotation；And the coil block, it include an iron core, a coil
It is set to outside the iron core, iron core one end is opposite with involution bar.
Scheme as a further improvement, the bottom plate are equipped with a fast throwing connecting rod, this throws connecting rod fastly has an engaging portion,
Handle is equipped with a groove, which is slidably socketed in the groove on handle, it is fast throw connecting rod side with can mover fixed plate
Relatively, the other side is extended an elastic portion.
When the handle by external force push, interlock the U type connecting rod and the upper connecting rod driven to engage the involution bar, drive
It moves the mechanism assembly to rotate clockwise, reaches open state, which is located at the form corresponding position, that is, shows unlatching
State.
Under high current excitation, which pushes the involution bar or the escape pull rod to pull the involution bar, keeps this multiple
Return bar to rotate counterclockwise, allows the position of engagement of the involution bar and the upper connecting rod to disengage, reach escape state, in the process the upper connecting rod
Rotation counterclockwise is generated, and stirs the display board and is moved to the form corresponding position, that is, shows escape state.
When miniature circuit breaker is when closed state, which is located at the form corresponding position, that is, shows and close shape
State.
Compared with prior art, the invention has the following advantages that
1, when existing breaker is artificially cut-off, upper connecting rod one end is located at the form corresponding position, that is, shows closed state.
The opening and closing of miniature circuit breaker provided by the invention and escape show one display board of structure setting, breaker meeting during escape
The display board is stirred, display board is moved to form corresponding position, that is, shows escape state, therefore can be explicitly shown breaker is people
It is the state of disconnection or fault, to guarantee personal safety.
2, can be during in short circuit, breaker be put by throwing connecting rod fastly, accelerating can the speed that contacts with contact shoe of mover
Degree, reduce short-circuit arc light with reduce can mover loss, to promote short circuit curve, and can mover can be nibbled completely with contact shoe
It closes, so that contact pressure and escape stability of characteristics, and then capacity of short circuit is promoted, it is led so as to improve reproducibility difference when tripping test
The problem for causing heavy industry time-consuming.
3, during mechanism action is set, so will not overturn, and can mover can be at a fully engaged with contact shoe so that contact
Pressure and escape stability of characteristics, and then promote capacity of short circuit.
4, it is vertical to organize that automation mode can be used in spare part of the invention assembling, to save assembling working hour and reduce cost.
5, fast throwing connecting rod of the invention, can in short circuit breaker put into during, quickening can mover contacted with contact shoe
Speed, reduce electric arc consumption can mover and contact shoe, to promote short circuit curve.
Detailed description of the invention
Fig. 1 is the perspective view of existing breaker.
Fig. 2 is the bottom plate of miniature circuit breaker and the stereogram exploded view of upper cover.
Fig. 3 is the stereogram exploded view of miniature circuit breaker.
Fig. 4 is the stereoscopic schematic diagram of miniature circuit breaker of the invention when open state (ON).
Fig. 5 is the stereoscopic schematic diagram of miniature circuit breaker of the invention when escape state.
Fig. 6 is the front view of the part-structure of miniature circuit breaker of the present invention.
Label declaration:
(present invention)
10 upper cover 11 of bottom plate
12 spring shaft 13 of handle
20 supporting axis 21 of mechanism assembly
Support seat 22 can mover fixed plate 23
It can 24 tension spring 25 of mover
30 involution bar 31 of involution component
32 U type connecting rod 33 of upper connecting rod
Escape pull rod 34 throws connecting rod 40 fastly
41 lower end 42 of engaging portion
43 contact shoe 50 of elastic portion
51 coil block 60 of contact
61 coil 62 of iron core
70 display board 71 of form
(prior art)
80 handle 81 of bottom plate
Support seat 82 can mover 83
Main 84 involution bar 85 of fulcrum
86 bimetal plate 87 of involution torsional spring
88 contact 89 of contact shoe
Specific embodiment
To allow objects, features and advantages of the present invention those of ordinary skill in the art can be made to be more readily understood, one is hereafter lifted
Preferred embodiment, and elaborate in conjunction with attached drawing.
It please refers to shown in Fig. 2 to Fig. 6, Fig. 2 is the bottom plate of miniature circuit breaker and the stereogram exploded view of upper cover, and Fig. 3 is small-sized
The stereogram exploded view of breaker, Fig. 4 are the stereoscopic schematic diagram of miniature circuit breaker of the invention when open state (ON), and Fig. 5 is
The stereoscopic schematic diagram of miniature circuit breaker of the invention when escape state, Fig. 6 are the part-structure of miniature circuit breaker of the invention
Front view.
The present invention relates to a kind of with the miniature circuit breaker being opened and closed with escape display function, includes a bottom plate 10 and one
Upper cover 11, upper cover 11 are incorporated on the bottom plate 10, and a form 70 and a display board 71 are installed in bottom plate 10, and form 70 is set to
10 top of bottom plate, display board 71 are movably arranged in the bottom plate 10, which is located above the sliding path of the display board, are broken
During escape, display board 71 is struck to 70 corresponding position of the form road device, that is, shows escape state.
The sliding slot for display board sliding is equipped on bottom plate and lid on this, the sliding slot of bottom plate and the sliding slot of upper cover are opposite,
Display board ends are respectively contained in the sliding slot of bottom plate and the sliding slot of upper cover.
Leader 12 is pivotally connected on bottom plate 10, the handle 12 and the upper cover 11 are adjacent, be installed in bottom plate a mechanism assembly 20,
One involution component 30, a contact shoe 50 and a coil block 60.
Mechanism assembly 20 include a supporting axis 21, a support seat 22, one can mover fixed plate 23, one can mover 24 and one
Tension spring 25 is provided with a limiting section 221 in the support seat, this can be provided with a front end 231, support seat in mover fixed plate 23
22 with can mover fixed plate 23 pivot joint combined, the support seat 22 is articulated on the supporting axis 21 in conjunction with after, supporting axis 21 and bottom
10 secure bond of plate, can mover 24 be fixed on this can 23 lower end of mover fixed plate, be fixed with a spring shaft 13, tension spring on bottom plate 10
25 one end are fixed on the spring shaft 13 of bottom plate, and the other end is fixed on can be in mover fixed plate 23.
Involution component 30 includes an involution bar 31, a upper connecting rod 32, a U type connecting rod 33 and an escape pull rod 34, upper company
Bar 32 is set in the support seat 22, while being contacted with the involution bar 31, and involution bar 31 is connect with support seat 22, U type connecting rod 33
One end is socketed on the handle 12, and the other end is socketed on the upper connecting rod 32, and 34 one end of escape pull rod is set in the bottom plate 10, another
End cap is connected to the involution bar 31.
Contact shoe 50 is provided with a contact 51, which corresponds to movable sub 24 end and be arranged, this can mover 24
It selectively mutually abuts or separates with the contact 51 when rotation.
Coil block 60 includes an iron core 61, and a coil 62 is set to outside the iron core 61,61 one end of iron core and involution
Bar 31 is opposite.
Bottom plate 10 is equipped with a fast throwing connecting rod 40, this throws connecting rod 40 with an engaging portion 41 fastly, and it is recessed that handle 12 is equipped with one
Slot, the engaging portion 41 are slidably socketed in the groove on handle 12, it is fast throw connecting rod 40 with can mover fixed plate 23 it is opposite.More
In body ground structure, a lower end 42 is set to fast 40 lower end of throwing connecting rod, the lower end 42 with can mover fixed plate 23 front end
Portion 231 is opposite, and an elastic portion 43 is extended from the fast side for throwing connecting rod 40, and be located remotely from can mover fixed plate 23 it is fast
Throw the side of connecting rod 40.Bottom plate 10 is equipped with several protrusions, and the free end of elastic portion 43 abuts the protrusion on pedestal 10.
Bottom plate 10 is equipped with a tension spring 25, the tension spring 25 is corresponded on bottom plate 10 equipped with a spring shaft 13,25 one end of tension spring is solid
Due on the spring shaft 13, the other end is fixed on can be in mover fixed plate 23.
It please refers to shown in Fig. 4 to Fig. 5, Fig. 4 is stereoscopic schematic diagram of present invention when open state (ON), and Fig. 5 is this hair
Bright stereoscopic schematic diagram when escape state, and please synchronize refering to Fig. 2.
For miniature circuit breaker when closed state (OFF), which is located at 70 corresponding position of form, that is, shows
Closed state, as shown in Figure 2.
The handle 12 is pushed by external force, interlocks the U type connecting rod 33 and the upper connecting rod 32 is driven to engage the involution
Bar 31 drives the mechanism assembly 20 to rotate clockwise, and when the mechanism assembly 20 is rotated to when critical point, this can mover fixed plate 23
Front end 231 contact the fast lower end 42 for throwing connecting rod 40 to store energy, which persistently rotates, and utilizes fast throwings company
The elastic portion 43 of bar 40 limits the fast throwing connecting rod 40 and is driven by the handle 12, and the limiting section 221 of the support seat 22 inhibits this fast
It throws connecting rod 40 to reverse, which quickly drives the fast throwing connecting rod 40, makes the fast throwing connecting rod 40 can mover fixed plate 23 with this
Be detached from, therefore 20 transient burst of energy of mechanism assembly, and make this can mover 24 and 50 quick-make of contact shoe, reach unlatching
State (ON), 31 one end of involution bar is located at 70 corresponding position of form at this time, that is, shows open state, as shown in Figure 4.
Under high current excitation, which pushes the involution bar 31 or the escape pull rod 34 to pull the involution bar
31, it rotates the involution bar 31 counterclockwise, allows the position of engagement of the involution bar 31 and the upper connecting rod 32 to disengage, reach escape shape
State, involution bar 31 push upper connecting rod 32 to generate rotation counterclockwise in rotary course counterclockwise, and upper connecting rod 32 stirs display board 71
It is moved to 70 corresponding position of form, that is, shows escape state, as shown in Figure 5.With the support seat 22, rotation is used in combination counterclockwise again
One end stirs the display board 71 and returns to origin-location, away from 70 position of form, is returned to open state (ON).
In conclusion miniature circuit breaker of the invention corresponds to the unlatching, closing and escape state of breaker, from form
To be involution bar 31, upper connecting rod 32 and display board 71 respectively, be artificial disconnect or circuit so as to be explicitly shown breaker
The state of failure, to guarantee personal safety.
Open miniature circuit breaker when, by throwing connecting rod fastly, can in short circuit breaker put into during, quickening can mover with
The speed of contact shoe contact, reduce short-circuit arc light with reduce can mover loss, to promote short circuit curve, and can mover with contact
Son can be at a fully engaged, so that contact pressure and escape stability of characteristics, and then capacity of short circuit is promoted, when so as to improve tripping test
The problem that reproducibility is poor and causes heavy industry time-consuming.
It is only for the sake of illustration for above-described embodiment, and the interest field that the present invention is advocated should be wanted with right
It asks subject to range documented by book, not just the above examples.
Although the present invention has been disclosed as a preferred embodiment, so it is not intended to limit the present invention, any to be familiar with this skill
Patient, without departing from the spirit and scope of the present invention, can make it is a little change and retouch, therefore protection scope of the present invention when view
Subject to documented by claims.
Claims (7)
1. a kind of with opening and closing and the miniature circuit breaker of escape display function, it is characterised in that: it include a bottom plate and a upper cover,
Upper cover is incorporated on the bottom plate, and a form and a display board are installed in bottom plate, which is set to the bottom plate top, the display
Plate is movably arranged in the bottom plate, which is located above the sliding path of the display board, and when breaker escape, display board is dialled
It moves to the form corresponding position.
2. the miniature circuit breaker with opening and closing with escape display function as described in claim 1, it is characterised in that: the bottom plate and
The sliding slot for display board sliding is equipped on this on lid, the sliding slot of bottom plate and the sliding slot of upper cover are opposite, display board ends difference
It is accommodated in the sliding slot of bottom plate and the sliding slot of upper cover.
3. the miniature circuit breaker with opening and closing with escape display function as described in claim 1, it is characterised in that: pivot on bottom plate
Leader is met, the handle and the upper cover are adjacent, are installed with a mechanism assembly, an involution component, a contact shoe and a line in bottom plate
Coil assembly；
The mechanism assembly, include a supporting axis, a support seat, one can mover fixed plate and a tension spring, the support seat and this can
The pivot joint of mover fixed plate combines, and the support seat is sheathed on the supporting axis in conjunction with after, the supporting axis and the bottom plate secure bond,
This can mover be fixed on this can mover fixed plate lower end, tension spring one end opposed bottom fixes, the other end be fixed on can mover fix
On plate；
The involution component includes that an involution bar, a upper connecting rod, a U type connecting rod and an escape pull rod, the upper connecting rod are set to this
It in support seat, while being contacted with the involution bar, which connect with support seat, which is socketed on the handle, separately
One end is socketed on the upper connecting rod, which is set in the bottom plate, and the other end is socketed on the involution bar；
The contact shoe is provided with a contact, which corresponds to the end of the movable son and be arranged, this can mover rotation when selectivity
Ground is mutually abutted or is separated with the contact；And
The coil block includes an iron core, and a coil is set to outside the iron core, and iron core one end is opposite with involution bar.
4. the miniature circuit breaker with opening and closing with escape display function as claimed in claim 3, it is characterised in that: the bottom plate
It is equipped with a fast throwing connecting rod, this throws connecting rod with an engaging portion fastly, and handle is equipped with a groove, which is slidably socketed in handle
In groove on hand, it is fast throw connecting rod side with can mover fixed plate it is opposite, the other side is extended an elastic portion.
5. the miniature circuit breaker with opening and closing with escape display function as claimed in claim 3, it is characterised in that: when the handle
It is pushed by external force, interlocks the U type connecting rod and the upper connecting rod is driven to engage the involution bar, drive the mechanism assembly up time
Needle rotation, reaches open state, which is located at the form corresponding position, that is, shows open state.
6. the miniature circuit breaker with opening and closing with escape display function as claimed in claim 3, it is characterised in that: when in big electricity
It flows under excitation, which pushes the involution bar or the escape pull rod to pull the involution bar, and rotate the involution bar counterclockwise,
It allowing the position of engagement of the involution bar and the upper connecting rod to disengage, reaches escape state, the upper connecting rod generates rotation counterclockwise in the process,
And stir the display board and be moved to the form corresponding position, that is, show escape state.
7. the miniature circuit breaker with opening and closing with escape display function as claimed in claim 3, it is characterised in that: when small-sized disconnected
For road device when closed state, which is located at the form corresponding position, that is, shows closed state.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910456409.7A CN110137042B (en) | 2019-05-29 | 2019-05-29 | Miniature circuit breaker with opening, closing and tripping display functions |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910456409.7A CN110137042B (en) | 2019-05-29 | 2019-05-29 | Miniature circuit breaker with opening, closing and tripping display functions |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN110137042A true CN110137042A (en) | 2019-08-16 |
| CN110137042B CN110137042B (en) | 2024-03-19 |
Family
ID=67582626
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910456409.7A Active CN110137042B (en) | 2019-05-29 | 2019-05-29 | Miniature circuit breaker with opening, closing and tripping display functions |
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| Country | Link |
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Citations (20)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0299440A2 (en) * | 1987-07-13 | 1989-01-18 | Mitsubishi Denki Kabushiki Kaisha | Apparatus for electrically operating a circuit breaker |
| JPH01296526A (en) * | 1989-01-14 | 1989-11-29 | Matsushita Electric Works Ltd | Operation display mechanism for remotely controlled breaker |
| JPH0636666A (en) * | 1992-07-14 | 1994-02-10 | Fuji Electric Co Ltd | Remote control circuit breaker |
| TW537492U (en) * | 2002-07-03 | 2003-06-11 | Shihlin Electric & Engineering | Tripping apparatus of a circuit breaker |
| US20040008098A1 (en) * | 2002-04-19 | 2004-01-15 | Takeshi Emura | Circuit breaker |
| KR200382139Y1 (en) * | 2005-01-29 | 2005-04-19 | 엘에스산전 주식회사 | The Device For Displaying The Operation Of The Circuit Breaker |
| WO2009110347A1 (en) * | 2008-03-06 | 2009-09-11 | パナソニック電工電路株式会社 | Circuit breaker |
| CN203277246U (en) * | 2013-05-30 | 2013-11-06 | 浙江天正电气股份有限公司 | Miniature circuit breaker with default and tripping indication device |
| CN103681128A (en) * | 2013-12-19 | 2014-03-26 | 厦门宏发开关设备有限公司 | Switch circuit breaker with fault reminding function |
| TWM486135U (en) * | 2014-05-27 | 2014-09-11 | Shihlin Electric & Eng Corp | Circuit breaker with safety lock |
| TWM486133U (en) * | 2014-06-06 | 2014-09-11 | Shihlin Electric & Eng Corp | Miniature circuit breaker |
| CN104733253A (en) * | 2015-03-23 | 2015-06-24 | 厦门宏发开关设备有限公司 | Switch disconnector with three-color display function |
| CN204497163U (en) * | 2015-03-30 | 2015-07-22 | 上海良信电器股份有限公司 | A kind of circuit breaker failure tripping indicating device |
| US20150262778A1 (en) * | 2014-03-17 | 2015-09-17 | Lsis Co., Ltd. | Molded case circuit breaker |
| CN106158523A (en) * | 2015-03-30 | 2016-11-23 | 上海良信电器股份有限公司 | A kind of circuit breaker failure tripping indicating device |
| WO2017016364A1 (en) * | 2015-07-28 | 2017-02-02 | 上海电科电器科技有限公司 | Failure state indication device for circuit breaker |
| CN106653499A (en) * | 2017-03-13 | 2017-05-10 | 新驰电气有限公司 | Release apparatus of residual current operated circuit breaker |
| CN206460920U (en) * | 2017-02-16 | 2017-09-01 | 加西亚电子电器股份有限公司 | A kind of accident indicator of miniature circuit breaker |
| CN207938541U (en) * | 2018-04-06 | 2018-10-02 | 环宇集团浙江高科股份有限公司 | A kind of breaker of tape jam dropout instruction |
| CN209747427U (en) * | 2019-05-29 | 2019-12-06 | 厦门士林电机有限公司 | Miniature circuit breaker with switching and tripping display functions |
-
2019
- 2019-05-29 CN CN201910456409.7A patent/CN110137042B/en active Active
Patent Citations (21)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0299440A2 (en) * | 1987-07-13 | 1989-01-18 | Mitsubishi Denki Kabushiki Kaisha | Apparatus for electrically operating a circuit breaker |
| JPH01296526A (en) * | 1989-01-14 | 1989-11-29 | Matsushita Electric Works Ltd | Operation display mechanism for remotely controlled breaker |
| JPH0636666A (en) * | 1992-07-14 | 1994-02-10 | Fuji Electric Co Ltd | Remote control circuit breaker |
| US20040008098A1 (en) * | 2002-04-19 | 2004-01-15 | Takeshi Emura | Circuit breaker |
| TW537492U (en) * | 2002-07-03 | 2003-06-11 | Shihlin Electric & Engineering | Tripping apparatus of a circuit breaker |
| KR200382139Y1 (en) * | 2005-01-29 | 2005-04-19 | 엘에스산전 주식회사 | The Device For Displaying The Operation Of The Circuit Breaker |
| WO2009110347A1 (en) * | 2008-03-06 | 2009-09-11 | パナソニック電工電路株式会社 | Circuit breaker |
| CN101978458A (en) * | 2008-03-06 | 2011-02-16 | 松下电工电路系统株式会社 | Circuit breaker |
| CN203277246U (en) * | 2013-05-30 | 2013-11-06 | 浙江天正电气股份有限公司 | Miniature circuit breaker with default and tripping indication device |
| CN103681128A (en) * | 2013-12-19 | 2014-03-26 | 厦门宏发开关设备有限公司 | Switch circuit breaker with fault reminding function |
| US20150262778A1 (en) * | 2014-03-17 | 2015-09-17 | Lsis Co., Ltd. | Molded case circuit breaker |
| TWM486135U (en) * | 2014-05-27 | 2014-09-11 | Shihlin Electric & Eng Corp | Circuit breaker with safety lock |
| TWM486133U (en) * | 2014-06-06 | 2014-09-11 | Shihlin Electric & Eng Corp | Miniature circuit breaker |
| CN104733253A (en) * | 2015-03-23 | 2015-06-24 | 厦门宏发开关设备有限公司 | Switch disconnector with three-color display function |
| CN204497163U (en) * | 2015-03-30 | 2015-07-22 | 上海良信电器股份有限公司 | A kind of circuit breaker failure tripping indicating device |
| CN106158523A (en) * | 2015-03-30 | 2016-11-23 | 上海良信电器股份有限公司 | A kind of circuit breaker failure tripping indicating device |
| WO2017016364A1 (en) * | 2015-07-28 | 2017-02-02 | 上海电科电器科技有限公司 | Failure state indication device for circuit breaker |
| CN206460920U (en) * | 2017-02-16 | 2017-09-01 | 加西亚电子电器股份有限公司 | A kind of accident indicator of miniature circuit breaker |
| CN106653499A (en) * | 2017-03-13 | 2017-05-10 | 新驰电气有限公司 | Release apparatus of residual current operated circuit breaker |
| CN207938541U (en) * | 2018-04-06 | 2018-10-02 | 环宇集团浙江高科股份有限公司 | A kind of breaker of tape jam dropout instruction |
| CN209747427U (en) * | 2019-05-29 | 2019-12-06 | 厦门士林电机有限公司 | Miniature circuit breaker with switching and tripping display functions |
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| CN110137042B (en) | 2024-03-19 |
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