CN205881838U - Low -voltage circuit breaker - Google Patents
Low -voltage circuit breaker Download PDFInfo
- Publication number
- CN205881838U CN205881838U CN201620853936.3U CN201620853936U CN205881838U CN 205881838 U CN205881838 U CN 205881838U CN 201620853936 U CN201620853936 U CN 201620853936U CN 205881838 U CN205881838 U CN 205881838U
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- voltage
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- circuit breaker
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Abstract
The utility model discloses a low -voltage circuit breaker, including casing, main contact, transfer line, hasp, electromagnetism release, electromagnetism release armature, lever, under voltage release, under voltage release armature, heating element, bimetallic strip, low -voltage circuit breaker still includes overload fault indication circuit, undertension fault indication circuit, short circuit fault indication circuit, the lever on be equipped with branch no. 1, the top branch no. 1 is established to overload fault indication circuit, the top at under voltage release armature is established to undertension fault indication circuit, short -circuit fault indicating circuit establishes the top at bimetallic strip, after low -voltage circuit breaker tripped, corresponding pilot lamp was bright, can know the tripping operation reason very first time, handle circuit fault, just has simple structure, sets up reasonable, cost of manufacture low grade advantage.
Description
Technical field
This utility model relates to low voltage electrical apparatus technology field, is specifically related to a kind of low-voltage circuit breaker.
Background technology
Low-voltage circuit breaker is that one is possible not only to connect and disjunction normal duty electric current and overload electric current, it is also possible to connect
Device for switching with disjunction short circuit current.Low-voltage circuit breaker in addition to playing control action, also has certain protection merit in circuit
Can, such as overload, short circuit, under-voltage and earth leakage protective etc..
Because of existing low-tension breaker overload, short circuit, under-voltage time can protection circuit and power-off, work as low-voltage circuit breaker
After tripping operation, it is impossible to learn and why trip, thus delay the time processing fault.
Utility model content
The purpose of this utility model is the defect for prior art and deficiency, it is provided that a kind of simple in construction, design are closed
Reason, low-voltage circuit breaker easy to use.
For achieving the above object, the technical solution adopted in the utility model is: a kind of low-voltage circuit breaker, including housing, master
Contact, drive link, snap close, magnetictrip, magnetictrip armature, lever, under-voltage release, under-voltage release are held in the mouth
Ferrum, heater element, bimetal leaf；Described low-voltage circuit breaker also includes overload fault indicating circuit, under-voltage indicating fault electricity
Road, short trouble indicating circuit；Described lever is provided with pole one；Described overload fault indicating circuit is arranged on described pole
The top of one；Described under-voltage failure indicating circuit is arranged on the top of described under-voltage release armature；Described short trouble
Indicating circuit is arranged on the top of described bimetal leaf.
Wherein, described overload fault indicating circuit includes toggle switch one, red display lamp, battery；Described stirs out
Close one to be arranged on above described pole one.
Wherein, described under-voltage failure indicating circuit includes toggle switch two, yellow display lamp, battery；Described toggle switch
Two are located at above described under-voltage release armature.
Wherein, described short trouble indicating circuit includes toggle switch three, green display lamp, battery；Described toggle switch
Three are arranged on above described bimetal leaf.
Wherein, described red display lamp is arranged on the housing.
Wherein, described yellow display lamp is arranged on the housing.
Wherein, described green display lamp is arranged on the housing.
After using said structure, this utility model has the beneficial effect that low-voltage circuit breaker described in the utility model, works as low pressure
After circuit breaker trip, corresponding display lamp is bright, can know trip reason the very first time, process fault, and have structure letter
Singly, the advantages such as reasonable, cost of manufacture is low are set.
Accompanying drawing explanation
In order to be illustrated more clearly that this utility model embodiment or technical scheme of the prior art, below will be to embodiment
Or the required accompanying drawing used is briefly described in description of the prior art, it should be apparent that, the accompanying drawing in describing below is only
It is embodiments more of the present utility model, for those of ordinary skill in the art, before not paying creative work
Put, it is also possible to obtain other accompanying drawing according to these accompanying drawings.
Fig. 1 is structural representation of the present utility model.
Description of reference numerals:
1, main contact；2, drive link；3, snap close；4, lever；5, under-voltage failure indicating circuit；6, under-voltage release；
7, under-voltage release armature；8, short trouble indicating circuit；9, heater element；10, bimetal leaf；11, magnetictrip rank
Ferrum；12, overload fault indicating circuit；13, magnetictrip；4-1, pole one；5-1, yellow display lamp；5-2, toggle switch
Two；8-1, green display lamp；8-2, toggle switch three；12-1, toggle switch one；12-2, red display lamp.
Detailed description of the invention
Below in conjunction with the accompanying drawings, this utility model is further described.
Referring to shown in Fig. 1, this detailed description of the invention the technical scheme is that a kind of low-voltage circuit breaker, including housing (figure
Not shown in), main contact 1, drive link 2, snap close 3, magnetictrip 13, magnetictrip armature 11, lever 4, under-voltage take off
Button device 6, under-voltage release armature 7, heater element 9, bimetal leaf 10；It also comprises overload fault indicating circuit 12, owes
Voltage failure indicating circuit 5, short trouble indicating circuit 8；Described lever 4 is provided with pole one 4-1；Overload fault indicates
Circuit 12 is located at the top of pole one 4-1；Under-voltage failure indicating circuit 5 is located at the top of under-voltage release armature 7；Short circuit
Failure indicating circuit 8 is located at the top of bimetal leaf 10；
Described overload fault indicating circuit 12 comprises toggle switch one 12-1, red display lamp 12-2, battery；Described
Toggle switch one 12-1 is located at the top of pole one 4-1；
Described under-voltage failure indicating circuit 5 comprises toggle switch two 5-2, yellow display lamp 5-1, battery；Described dials
Dynamic switch two 5-2 are located at the top of under-voltage release armature 7；
Described short trouble indicating circuit 8 comprises toggle switch three 8-2, green display lamp 8-1, battery；Described stirs
Switch three 8-2 and be located at the top of bimetal leaf 10；
Described red display lamp 12-2, yellow display lamp 5-1, green display lamp 8-1 are each provided on housing；
When circuit overload, the magnetic force on magnetictrip 13 strengthens, and magnetictrip armature 11 is at electromagnetic attraction
Moving upward under effect, promote lever 4 to move upward, lever 4 backs down snap close 3, and drive link 2 is transported the most to the left
Dynamic, main contact 1 disconnects；Toggle switch one 12-1 Guan Bi, overload fault is promoted when pole one 4-1 on lever 4 moves upward
Indicating circuit 12 is connected, and red display lamp 12-2 is bright；
When circuit under-voltage, the magnetic force on under-voltage release 6 weakens, and under-voltage release armature 7 is at the work of spring
Move upward under with, promote lever 4 move upward, lever 4 backs down snap close 3, drive link 2 under the action of the spring to left movement,
Main contact 1 disconnects；While under-voltage release armature 7 moves upward, promote toggle switch two 5-2 Guan Bi, under-voltage fault
Indicating circuit 5 is connected, and yellow display lamp 5-1 is bright；
When line short, heater element 9 heating makes bimetal leaf 10 temperature distortion, promotes lever 4 to move upward, lever
4 back down snap close 3, and drive link 2 is under the action of the spring to left movement, and main contact 1 disconnects；Bimetal leaf 10 temperature distortion same
Time, promoting toggle switch three 8-2 Guan Bi, short trouble indicating circuit 8 is connected, and green display lamp 8-1 is bright；
Before main contact 1 of the present utility model Guan Bi, need manually by toggle switch one 12-1, toggle switch two 5-2, stir out
Close three 8-2 to be off.
The above, is only in order to the technical solution of the utility model to be described and unrestricted, those of ordinary skill in the art couple
Other amendment or equivalent that the technical solution of the utility model is made, without departing from technical solutions of the utility model
Spirit and scope, all should contain in the middle of right of the present utility model.
Claims (7)
1. a low-voltage circuit breaker, it is characterised in that include that housing, main contact, drive link, snap close, magnetictrip, electromagnetism are de-
Button device armature, lever, under-voltage release, under-voltage release armature, heater element, bimetal leaf；Described low-voltage circuit breaker
Also include overload fault indicating circuit, under-voltage failure indicating circuit, short trouble indicating circuit；Described lever is provided with and props up
Bar one；Described overload fault indicating circuit is arranged on the top of described pole one；Described under-voltage failure indicating circuit is arranged
Above described under-voltage release armature；Described short trouble indicating circuit is arranged on the top of described bimetal leaf.
A kind of low-voltage circuit breaker the most according to claim 1, it is characterised in that described overload fault indicating circuit includes
Toggle switch one, red display lamp, battery；Described toggle switch one is arranged on above described pole one.
A kind of low-voltage circuit breaker the most according to claim 1, it is characterised in that described under-voltage failure indicating circuit includes
Toggle switch two, yellow display lamp, battery；Described toggle switch two is located at above described under-voltage release armature.
A kind of low-voltage circuit breaker the most according to claim 1, it is characterised in that described short trouble indicating circuit includes dialling
Dynamic switch three, green display lamp, battery；Described toggle switch three is arranged on above described bimetal leaf.
A kind of low-voltage circuit breaker the most according to claim 2, it is characterised in that described red display lamp is arranged on described housing
On.
A kind of low-voltage circuit breaker the most according to claim 3, it is characterised in that described yellow display lamp is arranged on described housing
On.
A kind of low-voltage circuit breaker the most according to claim 4, it is characterised in that described green display lamp is arranged on described housing
On.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620853936.3U CN205881838U (en) | 2016-08-05 | 2016-08-05 | Low -voltage circuit breaker |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620853936.3U CN205881838U (en) | 2016-08-05 | 2016-08-05 | Low -voltage circuit breaker |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205881838U true CN205881838U (en) | 2017-01-11 |
Family
ID=57702457
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620853936.3U Active CN205881838U (en) | 2016-08-05 | 2016-08-05 | Low -voltage circuit breaker |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205881838U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108597967A (en) * | 2018-01-17 | 2018-09-28 | 安徽中骄智能科技有限公司 | A kind of thermal tripping broken circuit protecting equipment pushing away formula based on sheet metal |
-
2016
- 2016-08-05 CN CN201620853936.3U patent/CN205881838U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108597967A (en) * | 2018-01-17 | 2018-09-28 | 安徽中骄智能科技有限公司 | A kind of thermal tripping broken circuit protecting equipment pushing away formula based on sheet metal |
| CN108597967B (en) * | 2018-01-17 | 2019-09-13 | 安徽中骄智能科技有限公司 | A kind of thermal tripping broken circuit protecting equipment pushing away formula based on sheet metal |
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|---|---|---|---|
| GR01 | Patent grant |