CN104252998B - Tripping indicating device and chopper for chopper - Google Patents
Tripping indicating device and chopper for chopper Download PDFInfo
- Publication number
- CN104252998B CN104252998B CN201310254853.3A CN201310254853A CN104252998B CN 104252998 B CN104252998 B CN 104252998B CN 201310254853 A CN201310254853 A CN 201310254853A CN 104252998 B CN104252998 B CN 104252998B
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- CN
- China
- Prior art keywords
- chopper
- trip
- tripping
- fault
- magnetic
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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
- H01H9/00—Details of switching devices, not covered by groups H01H1/00 - H01H7/00
- H01H9/02—Bases, casings, or covers
- H01H2009/0292—Transparent window or opening, e.g. for allowing visual inspection of contact position or contact condition
-
- 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
- H01H2071/042—Means for indicating condition of the switching device with different indications for different conditions, e.g. contact position, overload, short circuit or earth leakage
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Abstract
The invention discloses a kind of dropout for chopper and indicate system and chopper.Dropout instruction system includes: magnetic trip link, on the axle of the tripping actuating mechanism being removably secured to chopper；First trip indicator, is had protuberance, and has the Fisrt fault cue mark district that can be appeared by the first window being opened on the shell of chopper on its front surface；And with the second trip indicator that the first trip indicator is arranged side by side, there is protuberance, and be there is the second indicating fault mark zone on its front surface that can be appeared by the second window being opened on the shell of chopper.When breaker magnetic is threaded off, the first and second indicating fault mark zones appear, and when breaker thermal is threaded off, only Fisrt fault cue mark district appears, and the second indicating fault mark zone does not appears.In accordance with the invention it is possible to be explicitly indicated out short trouble, overload fault and artificially disconnect.
Description
Technical field
The present invention relates to a kind of circuit breaker tripping instruction device and one has this circuit breaker tripping instruction dress
The chopper put.
Background technology
Existing miniature circuit breaker the most all has short circuit and overload protection function, is once short-circuited or mistake
Carrying, chopper will be threaded off, but at this time user often cannot judge to there occurs short circuit or mistake on earth
Carry (unless the big short circuit current of disjunction, shell can substantially be polluted beyond).For a user,
Clearly know and there occurs that short circuit is still transshipped meaningful.If overload, can be excised this
Part electrical equipment on road, closes a switch and just can normally employ；But if short trouble, just
Must find short dot, after fixing a breakdown, just can close chopper, or changes chopper immediately.
Traditional chopper is as it is shown in figure 1, this chopper has static contact 11, moving contact 12, handle
13, magnetic release 16, thermal trip 17 and mechanism M, the moving contact 12 of this chopper can pass through
Handle 13 manually boots (artificial disjunction), it is also possible to automatically started by mechanism M.Mechanism M includes plate
15 and trip indicator 18.Handle 13 is couple to drive link 14 and forms toggle, and release lever 19 is hinged
Control on plate 15 and by magnetic release 16 and thermal trip 17, make when breaking down plate 15 with
Link rod between drive link 14 disconnects, so that magnetic release 16 and thermal trip 17 are independent of handle
13 thread off.Trip indicator 18 has the indicating fault mark zone 181 being positioned at lower section (left side in figure), should
Indicating fault mark zone is the most red.Thermal trip 17 includes bimetal leaf, and electric current is from this bimetallic
Flowing through in sheet, an end of this bimetal leaf is fixed to housing, the other end be mechanically connected to thread off
The collaborative operation of the slide rail of bar 19.When heat is threaded off, by the bimetal leaf effect to slide rail, activate de-
Button bar 19.Release lever 19 starts to rotate, and the balance of release lever 19 and plate 15 is broken, chopper
Four-bar linkage structure becomes five bar linkage structures.Under the action of the spring, mechanism M starts to rotate, synthesis fortune
Dynamic protruding 151 protuberances promoting trip indicator 18 rear (lower section in figure) that make, thus instruction of threading off
Device 18 moves down (left side in figure), and so, indicating fault mark zone 181 is by the window being opened on shell
Mouth exposes.When magnetic is threaded off, the electric current in coil in thermal trip 17 is more than predetermined value, and heat is threaded off
Device is by the current excitation in coil, and dynamic iron core moves to the direction of tripping actuating device, and hitting threads off performs
Device, makes circuit breaker tripping.Now, release lever 19 starts the flat of rotation, release lever 19 and plate 15
Weighing apparatus is broken, and the four-bar linkage structure of chopper becomes five bar linkage structures.Under the action of the spring, mechanism M
Starting to rotate, resultant motion makes protruding 151 to promote the prominent of trip indicator 18 rear (lower section in figure)
Portion, thus trip indicator 18 moves down in (left side in figure), so, indicating fault mark zone 181 leads to
Cross the window being opened on shell to expose.When artificial disjunction, release lever 19 and plate 15 connect all the time
Touching, breaker mechanism is four-bar linkage structure, and trip indicator 18 is not touched, therefore indicating fault mark
Note district 181 will not expose.
As can be seen here, traditional chopper has fault indication function, can indicate that fault disjunction is with artificial
Disconnect.But, there is presently no a kind of circuit breaker tripping instruction device can be by short trouble, overload event
Barrier and three kinds of disjunction states of artificial disconnection indicate respectively out, so when chopper (particularly domestic open circuit
Device) thread off after, user often cannot know failure cause accurately so that investigation fault to become one big
A difficult problem.
Therefore, when circuit breaker tripping, how to be explicitly indicated out short trouble, overload fault and artificially break
It is split into as problem urgently to be resolved hurrily.
Summary of the invention
The invention provides a kind of dropout for chopper and indicate system, including: magnetic trip link, should
On the axle of the tripping actuating mechanism that magnetic trip link is removably secured to chopper；First threads off indicates
Device, this first trip indicator has a protuberance, and have on its front surface can be disconnected by being opened in
The Fisrt fault cue mark district that first window on the shell of road device appears；And with the first trip indicator
The second trip indicator being arranged side by side, this second trip indicator has protuberance, and at its front table
Be there is on face the second indicating fault mark that can be appeared by the second window being opened on the shell of chopper
Note district.When breaker magnetic is threaded off, the dynamic iron core of the magnetic release of chopper is transported towards this magnetic trip link
Move and hit one end of this magnetic trip link so that the other end of this magnetic trip link and second is threaded off and indicated
The protuberance of device abuts and promotes the protuberance of this second trip indicator, thus the second trip indicator
Second indicating fault mark zone is appeared by the second window being opened on the shell of chopper, and then magnetic is threaded off
The dynamic iron core of device continues motion and hits tripping actuating device, and tripping actuating device operates as to make chopper
Moving contact separates with static contact, thus be arranged on this tripping actuating device protruding abut and promote this
The protuberance of one trip indicator, thus the Fisrt fault cue mark district of the first trip indicator is by opening
First window on the shell of chopper appears.When breaker thermal is threaded off, the thermal trip of chopper
Operation tripping actuating device is so that the moving contact of chopper separates with static contact, and makes to be arranged on this dropout and hold
The protruding protuberance abutted and promote this first trip indicator that luggage is put, thus the first dropout instruction
The Fisrt fault cue mark district of device is appeared by the first window being opened on the shell of chopper, and second
Second indicating fault mark zone of trip indicator does not appears.
Preferably, the first trip indicator and the second trip indicator are tabular or plectrum shape.
Preferably, Fisrt fault cue mark district and the second indicating fault mark zone are colored.
Preferably, Fisrt fault cue mark district and the second indicating fault mark zone have word or symbol mark
Know.
Preferably, Fisrt fault cue mark district and the second indicating fault mark zone are red.
Preferably, magnetic trip link is U-shaped.
Preferably, when the normal switching of chopper, Fisrt fault cue mark district and the second indicating fault
Mark zone does not appears.
Preferably, the dropout instruction system for chopper also includes the Fisrt fault instruction for appearing
The reseting plate that mark zone and/or the second indicating fault mark zone push back.
Preferably, the protuberance of the first trip indicator highlights or from its side surface backward from its rear surface
Prominent to side, and, the protuberance of the second trip indicator highlights or from it backward from its rear surface
Side surface is prominent to side.
Present invention also offers a kind of chopper, this chopper includes that the above-mentioned dropout for chopper indicates
System.
According to the present invention dropout instruction system can be explicitly indicated out when circuit breaker tripping short trouble,
Overload fault and artificial disconnection, thus facilitate user's investigation to electric fault, improve power consumption efficiency.
Accompanying drawing explanation
Fig. 1 is the schematic diagram of the chopper illustrating the prior art with routine dropout instruction system.
Fig. 2 (a) and 2 (b) are the open circuit illustrating the circuit breaker tripping instruction device having according to the present invention respectively
Device schematic diagram under normally opening a sluice gate state and normal "on" position.
Fig. 3 is that the chopper illustrating the circuit breaker tripping having according to present invention instruction device is threaded off shape in heat
Schematic diagram under state.
Fig. 4 is that the chopper illustrating the circuit breaker tripping having according to present invention instruction device is threaded off shape at magnetic
Schematic diagram under state.
Fig. 5 (a), 5 (b) and 5 (c) are to have the circuit breaker tripping according to the present invention to indicate the disconnected of device respectively
Outside drawing under the state that road device is in normal switching, heat is threaded off and magnetic is threaded off.
Detailed description of the invention
The specific embodiment of the present invention is described referring now to accompanying drawing.
Fig. 2 (a) and 2 (b) are shown respectively the chopper of the circuit breaker tripping instruction device having according to the present invention
Schematic diagram under normally opening a sluice gate state and normal "on" position.Fig. 3 illustrates have according to the present invention
The chopper of circuit breaker tripping instruction device schematic diagram under hot trip status.Fig. 4 is to illustrate to have root
The chopper of device schematic diagram under magnetic trip status is indicated according to the circuit breaker tripping of the present invention.Fig. 5 (a),
5 (b) and 5 (c) is that the chopper with the circuit breaker tripping instruction device according to the present invention is in normally respectively
Outside drawing under switching, the state that heat is threaded off and magnetic is threaded off.
In addition to circuit breaker tripping instruction device, chopper 20 can have and conventional chopper phase
Same structure.Such as, as in Figure 2-4, this chopper 20 have static contact 201, moving contact 202,
Handle 203, magnetic release 204, thermal trip 205 and tripping actuating mechanism E.This chopper 20
Moving contact 202 can manually boot (artificial disjunction) by handle 203, it is also possible to by magnetic release 204
Or thermal trip 205 is started automatically by tripping actuating mechanism E.
The circuit breaker tripping instruction device of the present invention includes magnetic trip link 206, this magnetic trip link 206
On the axle EA of the tripping actuating mechanism E being removably secured to chopper, this magnetic trip link 206 is
Generally U-shaped, there is another of one end 206a of neighbouring magnetic release 204 and neighbouring chopper front panel
End 206b.
The circuit breaker tripping instruction device of the present invention also includes the first trip indicator 207, this first dropout
Indicator 207 is generally plate like or plectrum shape, has such as prominent (that is, at figure backward from its rear surface
2-4 highlights downwards) protuberance 207a.At the front surface of the first trip indicator 207 (in figure
Upper surface) on be there is first can appeared by the first window 209 being opened on the shell of chopper 20
Indicating fault mark zone 2071.This Fisrt fault cue mark district 2071 is colored, such as red.Can
Conception ground, this Fisrt fault cue mark district 2071 can also be other color, or have word or
Symbol logo.
The circuit breaker tripping instruction device of the present invention also includes being arranged side by side with the first trip indicator 207
Second trip indicator 208, this second trip indicator 208 is generally plate like or plectrum shape, has example
Such as the protuberance 208a prominent (that is, highlighting downwards in Fig. 2-4) backward from its rear surface.Second
Having on the front surface (upper surface in figure) of trip indicator 208 can be by being opened in outside chopper 20
The second indicating fault mark zone 2081 that the second window 210 on shell appears.This second indicating fault labelling
District 2081 is colored, such as red.It is conceivable that ground, this second indicating fault mark zone 2081 can also
It is other color, or there is word or symbol logo.Additionally, Fisrt fault cue mark district 2071
Different colors can also be had with the second indicating fault mark zone 2081.
As shown in Fig. 2 (a) and 2 (b), when chopper 20 is in normal switching state, magnetic release
204 and thermal trip 205 be failure to actuate, the most do not activate tripping actuating mechanism E, such first threads off refers to
Show that device 207 and the second trip indicator 208 are in the normal position on top (right side in figure).This
In the case of, shown in the outward appearance of chopper 20 such as Fig. 5 (a).
When breaker thermal is threaded off, as it is shown on figure 3, the thermal trip 205 of chopper 20 is by double gold
The deformation belonging to sheet operates tripping actuating device E, so that the moving contact 202 of chopper and static contact 201
Separate, and make to be arranged on this tripping actuating device E protruding abut and push down on this and first thread off and refer to
Show the protuberance 207a (be in figure 3 to the left promote) of device 207, thus the first trip indicator 207
Fisrt fault cue mark district 2071 shown by the first window that is opened on the shell of chopper 20 209
Dew.In this case, shown in the outward appearance of chopper 20 such as Fig. 5 (b), the most only Fisrt fault refers to
Show that mark zone 2071 appears.Fig. 3 schematically shows thermal trip action so that the moment of contact separation,
Now handle 203 does not also turn to open a sluice gate position.
When breaker magnetic is threaded off, as shown in Figure 4, the dynamic iron core of the magnetic release 204 of chopper 20
2061 move towards this magnetic trip link 206 and hit one end 206a of this magnetic trip link 206, make
The protuberance 208a of the other end 206b and the second trip indicator 208 that obtain this magnetic trip link 206 supports
Meet and push down on the protuberance 208a (being to promote to the left in the diagram) of this second trip indicator 208,
Thus the second indicating fault mark zone 2081 of the second trip indicator 208 is by being opened in chopper 20
The second window 210 on shell appears.Then, the dynamic iron core 2061 of magnetic release 204 continues motion
And to hit tripping actuating device E, tripping actuating device E operation be to make the moving contact 202 of chopper 20
Separate with static contact 201, thus the projection being arranged on this tripping actuating device E abuts and pushes down on
The protuberance 207a (being to promote to the left in the diagram) of this first trip indicator 207, thus first takes off
The Fisrt fault cue mark district 2071 of button indicator 207 by be opened on the shell of chopper 20 the
One window 209 appears.In this case, shown in the outward appearance of chopper 20 such as Fig. 5 (c), Qi Zhong
One indicating fault mark zone 2071 and the second indicating fault mark zone 2081 all appear.
Additionally, the circuit breaker tripping instruction device of the present invention may also include reseting plate 212, at breaker thermal
Thread off or after magnetic dropout, user, after fixing a breakdown, is manually operable handle 203, closes a floodgate
Operation, the now action of handle will drive reseting plate 212, the Fisrt fault cue mark district 2071 that will appear
And/or second indicating fault mark zone 2081 back into normal position.
Although the protuberance 207a of the first trip indicator 207 is from thereafter shown in embodiments of the invention
Surface highlights backward, and the protuberance 208a of the second trip indicator 208 highlights backward from its rear surface,
But those skilled in the art are it is contemplated that the protuberance 207a and second of the first trip indicator 207
The protuberance 208a of trip indicator 208 can be prominent to side from its respective side surface, equally may be used
During to realize breaker thermal dropout or magnetic dropout, the corresponding of the first and second trip indicators is moved.
Although describing the present invention already in connection with the preferred embodiments of the present invention, but the present invention being not limited to
This, those skilled in the art under condit without departing from the spirit and scope of the present invention, can be to the present invention
Make any amendment and modification.
Claims (10)
1. for a tripping indicating device for chopper, including:
Magnetic trip link, this magnetic trip link is removably secured to the axle of the tripping actuating mechanism of chopper
On；
First trip indicator, this first trip indicator has protuberance, and has on its front surface
There is the Fisrt fault cue mark district that can be appeared by the first window being opened on the shell of chopper；With
The second trip indicator being arranged side by side with the first trip indicator, this second trip indicator has
Protuberance, and have on its front surface and can be shown by the second window being opened on the shell of chopper
Second indicating fault mark zone of dew,
Wherein, when breaker magnetic is threaded off, the dynamic iron core of the magnetic release of chopper is threaded off even towards this magnetic
Bar moves and hits one end of this magnetic trip link so that the other end of this magnetic trip link and second is threaded off
The protuberance of indicator abuts and promotes the protuberance of this second trip indicator, thus the second dropout indicates
Second indicating fault mark zone of device is appeared by the second window being opened on the shell of chopper, then magnetic
The dynamic iron core of electrical apparatus release continues motion and hits tripping actuating device, and tripping actuating device operates as making open circuit
The moving contact of device separates with static contact, thus the projection being arranged on this tripping actuating device abuts and promotes
The protuberance of this first trip indicator, thus the Fisrt fault cue mark district of the first trip indicator leads to
The first window crossed on the shell being opened in chopper appears, and
Wherein, when breaker thermal is threaded off, the thermal trip operation tripping actuating device of chopper is so that breaking
The moving contact of road device separates with static contact, and makes the protruding abutting being arranged on this tripping actuating device and push away
The protuberance of this first trip indicator dynamic, thus the Fisrt fault cue mark district of the first trip indicator
Appeared by the first window being opened on the shell of chopper, and the second fault of the second trip indicator refers to
Show that mark zone does not appears.
Tripping indicating device for chopper the most according to claim 1, wherein, first threads off indicates
Device and the second trip indicator are tabular or plectrum shape.
Tripping indicating device for chopper the most according to claim 1, wherein, Fisrt fault indicates
Mark zone and the second indicating fault mark zone are colored.
Tripping indicating device for chopper the most according to claim 1, wherein, Fisrt fault indicates
Mark zone and the second indicating fault mark zone have word or symbol logo.
Tripping indicating device for chopper the most according to claim 1, wherein, Fisrt fault indicates
Mark zone and the second indicating fault mark zone are red.
Tripping indicating device for chopper the most according to claim 1, wherein, magnetic trip link is
U-shaped.
Tripping indicating device for chopper the most according to claim 1 is wherein, normal at chopper
During switching, Fisrt fault cue mark district and the second indicating fault mark zone do not appear.
Tripping indicating device for chopper the most according to claim 1, wherein, also includes for inciting somebody to action
The reseting plate that the Fisrt fault cue mark district appeared and/or the second indicating fault mark zone push back.
Tripping indicating device for chopper the most according to claim 1, wherein, first threads off indicates
The protuberance of device is prominent or prominent to side from its side surface backward from its rear surface, and, second takes off
The protuberance of button indicator is prominent or prominent to side from its side surface backward from its rear surface.
10. a chopper, refers to including the dropout for chopper as any one of claim 1-9
Showing device.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310254853.3A CN104252998B (en) | 2013-06-25 | 2013-06-25 | Tripping indicating device and chopper for chopper |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310254853.3A CN104252998B (en) | 2013-06-25 | 2013-06-25 | Tripping indicating device and chopper for chopper |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104252998A CN104252998A (en) | 2014-12-31 |
| CN104252998B true CN104252998B (en) | 2016-08-10 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201310254853.3A Active CN104252998B (en) | 2013-06-25 | 2013-06-25 | Tripping indicating device and chopper for chopper |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104252998B (en) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107843833A (en) * | 2017-10-24 | 2018-03-27 | 浙江深科自动化科技有限公司 | A kind of detection means applied on miniature circuit breaker Automated assembly streamline |
| CN110940913B (en) * | 2018-09-21 | 2022-05-27 | 施耐德电器工业公司 | Short-circuit fault indication and mechanical test mechanism for circuit breaker |
| GB2601746B (en) | 2020-12-08 | 2023-01-25 | Eaton Intelligent Power Ltd | Switch having a position indicator |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101339866A (en) * | 2008-08-08 | 2009-01-07 | 常熟开关制造有限公司(原常熟开关厂） | Circuit breaker having tripping indication function |
| CN102024631A (en) * | 2009-09-15 | 2011-04-20 | 上海诺雅克电气有限公司 | Auxiliary contact device |
| EP2333804A1 (en) * | 2009-12-11 | 2011-06-15 | Schneider Electric Industries SAS | Switching device having a contact welding indicator |
| CN203456394U (en) * | 2013-06-25 | 2014-02-26 | 施耐德电器工业公司 | Tripping indicating device for circuit breaker and circuit breaker |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US7595970B2 (en) * | 2003-08-29 | 2009-09-29 | Siemens Energy & Automation, Inc. | Electronic trip indicator |
-
2013
- 2013-06-25 CN CN201310254853.3A patent/CN104252998B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101339866A (en) * | 2008-08-08 | 2009-01-07 | 常熟开关制造有限公司(原常熟开关厂） | Circuit breaker having tripping indication function |
| CN102024631A (en) * | 2009-09-15 | 2011-04-20 | 上海诺雅克电气有限公司 | Auxiliary contact device |
| EP2333804A1 (en) * | 2009-12-11 | 2011-06-15 | Schneider Electric Industries SAS | Switching device having a contact welding indicator |
| CN203456394U (en) * | 2013-06-25 | 2014-02-26 | 施耐德电器工业公司 | Tripping indicating device for circuit breaker and circuit breaker |
Also Published As
| Publication number | Publication date |
|---|---|
| CN104252998A (en) | 2014-12-31 |
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