CN107039214A - Automatic fault detection and the reclosing shown with liquid crystal display after a kind of tripping operation - Google Patents
Automatic fault detection and the reclosing shown with liquid crystal display after a kind of tripping operation Download PDFInfo
- Publication number
- CN107039214A CN107039214A CN201710242979.7A CN201710242979A CN107039214A CN 107039214 A CN107039214 A CN 107039214A CN 201710242979 A CN201710242979 A CN 201710242979A CN 107039214 A CN107039214 A CN 107039214A
- Authority
- CN
- China
- Prior art keywords
- reclosing
- tripping operation
- liquid crystal
- gear
- crystal display
- 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
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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
- 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
- H01H2071/044—Monitoring, detection or measuring systems to establish the end of life of the switching device, can also contain other on-line monitoring systems, e.g. for detecting mechanical failures
Landscapes
- Breakers (AREA)
- Testing Of Short-Circuits, Discontinuities, Leakage, Or Incorrect Line Connections (AREA)
Abstract
The present invention relates to tripping operation correlative technology field, and in particular to automatic fault detection and the reclosing shown with liquid crystal display after a kind of tripping operation；Including performing close a floodgate part and electric leakage executable portion, instant invention overcomes could continue power supply after the personnel inspection failure that conventional circuit breaker needs specialty after tripping operation of breaking down, if closed a floodgate in the presence of occurring failure still again with existing reclosing, and secondary injury is caused to people and equipment, and use the technology of the present invention can be after tripping operation of breaking down, detect whether failure is still present in the case of output end is cold, if failure is still present, keep gate-dividing state, after a period of time, detect again, followed by periodically as 1 day detects once, if Failure elimination, perform combined floodgate, recover electricity consumption, personnel that so both need not be professional are safeguarded, also save many manpower and materials, electricity consumption can be recovered within the most fast time simultaneously, reduce economic loss.
Description
Technical field
The present invention relates to tripping operation correlative technology field, and in particular to automatic fault detection and with liquid crystal screen display after one kind tripping operation
The reclosing shown.
Background technology
Domestic reclosing is all generally not detecting that failure directly performs feed motion with the presence or absence of, easily to people at present
Or equipment causes secondary injury.
The content of the invention
(1) technical problem solved
In view of the shortcomings of the prior art, shown the invention provides automatic fault detection after a kind of tripping operation and with liquid crystal display
Reclosing so that overcome conventional circuit breaker needs to continue to supply after the personnel inspection failure of specialty after tripping operation of breaking down
Electricity, if closed a floodgate in the presence of occurring failure still again with existing reclosing, and causes secondary to people and equipment
The problem of injury.
(2) technical scheme
To realize object above, the present invention is achieved by the following technical programs：
Automatic fault detection and the reclosing shown with liquid crystal display after a kind of tripping operation, it is characterised in that：Including performing combined floodgate
Part and electric leakage executable portion, the execution, which is closed a floodgate, partly includes housing, motor, scroll bar, turbine, gear, gear wheel, little gear
And handle wheel, the motor is fixed on housing；The motor is fixed by keyway with the scroll bar；The scroll bar leads to turbine
Cross gear mating connection；The turbine is connected with gear wheel by gear；The gear wheel is pushed away with little gear by boss
It is dynamic to coordinate little gear；The little gear is connected with handle wheel by gear；The gear is connected by delthyrium with Axis Tripod
Connect；Axis Tripod is connected with the delthyrium on the handle of breaker, and the electric leakage executable portion is by measuring phase line with ground wire
Between resistance judges leak current fault and performs its mechanical order, the electric leakage executable portion passes through the output detected after disconnecting
The resistance at two ends judges whether short circuit and overload fault and performs its mechanical order.
It is preferred that, the electric leakage executable portion includes housing, coil, push rod, driving lever and release lever.
It is preferred that, the tripping coil of the breaker is fixed on the housing, is set in the tripping coil of the breaker
There are coil windings, dynamic iron core, static iron core and push rod.
It is preferred that, the mechanical order of the electric leakage executable portion is：To coil electricity, dynamic and static iron core adhesive promotes push rod
Toward left side motion, the push rod promotes driving lever to turn clockwise, and the driving lever promotes release lever to turn clockwise, then promotes open circuit
Device dropout pin is turned right moved beneath, completes circuit breaker tripping action.
It is preferred that, the automatic fault detection and reclosing shown with liquid crystal display also includes LCDs and safety after tripping operation
Lock.
It is preferred that, the safety lock can promote circuit breaker tripping pin to turn right moved beneath after being pulled out, complete breaker
Trip action, and limiting circuit breaker closes a floodgate in the case where safety lock is drawn out and can not succeed, it is ensured that the safety of workmen.
It is preferred that, add buzzer device, can when button is pressed voice prompt, and carried in alarm to user
Show.
It is preferred that, the motor cover plate set up is fixed by way of screw is fastened with housing, can be with fixing motor
Position and the pivot of fixed gear, can allow the vacant more spaces of enclosure interior to remove layout circuit plate.
(3) beneficial effect
Instant invention overcomes could be after after the personnel inspection failure that conventional circuit breaker needs specialty after tripping operation of breaking down
Continuous power supply, if closed a floodgate in the presence of occurring failure still again with existing reclosing, and is caused to people and equipment
Secondary injury, and use the technology of the present invention to detect failure in the case of output end is cold after tripping operation of breaking down
Whether still exist, if failure is still present, keeps gate-dividing state, after a period of time, detect again, followed by periodically
Such as detection in 1 day once, if Failure elimination, combined floodgate is performed, recovers electricity consumption, personnel that so both need not be professional are safeguarded,
Many manpower and materials are also saved, while electricity consumption can be recovered within the most fast time, economic loss are reduced.
Brief description of the drawings
In order to illustrate more clearly about the embodiment of the present invention or technical scheme of the prior art, below will be to embodiment or existing
There is the accompanying drawing used required in technology description to be briefly described, it should be apparent that, drawings in the following description are only this
Some embodiments of invention, for those of ordinary skill in the art, on the premise of not paying creative work, can be with
Other accompanying drawings are obtained according to these accompanying drawings.
Fig. 1 is the structural representation for performing combined floodgate part of the present invention；
Fig. 2 is the fiting relation figure for the gear wheel and little gear for performing combined floodgate part；
Fig. 3 is the structural representation before the electric leakage executable portion action of the present invention；
Fig. 4 is the structural representation after the electric leakage executable portion action of the present invention；
Fig. 5 is the structural representation for the front and rear state that safety lock of the invention is drawn out；
The scheme of installation of Fig. 6 buzzers；
Fig. 7 is the effect schematic diagram of the motor cover plate of the present invention.
Label in figure is represented respectively：
1. housing；2. motor；3. scroll bar；4. turbine；5. gear；6. gear wheel；7. little gear；8. handle wheel；11. line
Circle；12. push rod；13. driving lever A；14. release lever；15. the dropout pin of breaker；16. safety lock；17. driving lever B, 21 motor covers
Plate, 22 [feature on motor cover plate 21] screw holes.
Embodiment
To make the purpose, technical scheme and advantage of the embodiment of the present invention clearer, below in conjunction with the embodiment of the present invention
In accompanying drawing, the technical scheme in the embodiment of the present invention is clearly and completely described, it is clear that described embodiment is
A part of embodiment of the present invention, rather than whole embodiments.Based on the embodiment in the present invention, those of ordinary skill in the art
The every other embodiment obtained under the premise of creative work is not made, belongs to the scope of protection of the invention.
Automatic fault detection and the reclosing shown with liquid crystal display after a kind of tripping operation as shown in figures 1 to 6, it is characterised in that：
Including performing close a floodgate part and electric leakage executable portion, performing part of closing a floodgate includes housing, motor, scroll bar, turbine, gear, canine tooth
Wheel, little gear and handle wheel, motor are fixed on housing；Motor is fixed by keyway with scroll bar；Scroll bar passes through gear with turbine
It is connected；Turbine is connected with gear wheel by gear；Gear wheel and little gear promoted by boss coordinate little gear with
Handle wheel is connected by gear；Gear is connected by delthyrium with Axis Tripod；Axis Tripod with the handle of breaker above
Delthyrium is connected, and electric leakage executable portion judges leak current fault and perform it by measuring phase line with the resistance between ground wire
Mechanical order, electric leakage executable portion judges whether short circuit and overload by detecting the resistance at the output two ends after disconnecting
Failure simultaneously performs its mechanical order.
Executable portion of leaking electricity includes housing, coil, push rod, driving lever and release lever.
The tripping coil of breaker is fixed on housing, is provided with coil windings in the tripping coil of breaker, dynamic iron core and
Push rod.
Electric leakage executable portion mechanical order be：To coil electricity, sound iron core adhesive promotes push rod to be moved toward the left side,
Push rod promotes driving lever to turn clockwise, and driving lever promotes release lever to turn clockwise, then promotes circuit breaker tripping pin to be transported toward lower right
It is dynamic, complete circuit breaker tripping action.
The automatic fault detection and reclosing shown with liquid crystal display also includes LCDs and safety lock after tripping operation.
Safety lock can promote circuit breaker tripping pin to turn right moved beneath after being pulled out, complete circuit breaker tripping action, and
Limiting circuit breaker closes a floodgate in the case where safety lock is drawn out to succeed, it is ensured that the safety of workmen.
Add buzzer device, can when button is pressed voice prompt, and in alarm give user prompting.
For convenience of describing, it will be described below with single-phase circuit
1. short circuit and overload detection function：The resistance between output end L/N the two poles of the earth after by detecting that breaker disconnects
To judge whether short circuit and overload fault
2. earth leakage detection functions：Phase line is measured with the resistance between ground wire to judge that (this equipment must be accessed leak current fault
Reliable ground wire, otherwise will be unable to realize earth leakage detection functions)
The protection point of the present invention：
1. there is the present invention automatic detection after power-off to overload, short circuit and electric leakage electric fault function, and in Failure elimination
Automatic closing afterwards.
2. the present invention has screen display function, the data parameters for facilitating user's sets itself oneself to need, such as specified surplus
Remaining milliampere number size, and detect that the interval time of failure, and automatic detection pass through the rear reclosing stand-by period again.
3. it is by taking single-phase circuit as an example in diagram, it is not limited to single-phase circuit, while suitable for three-phase circuit.
4. safety lock pins the dropout pin of breaker using mechanical lock after pulling out, make breaker can not closing success, guarantor
Demonstrate,prove the safety of attendant.
5. add buzzer device, can when button is pressed voice prompt, and in alarm give user prompting.
Instant invention overcomes could be after after the personnel inspection failure that conventional circuit breaker needs specialty after tripping operation of breaking down
Continuous power supply, if closed a floodgate in the presence of occurring failure still again with existing reclosing, and is caused to people and equipment
Secondary injury, and use the technology of the present invention to detect failure in the case of output end is cold after tripping operation of breaking down
Whether still exist, if failure is still present, keeps gate-dividing state, after a period of time, detect again, followed by periodically
Such as detection in 1 day once, if Failure elimination, combined floodgate is performed, recovers electricity consumption, personnel that so both need not be professional are safeguarded,
Many manpower and materials are also saved, while electricity consumption can be recovered within the most fast time, economic loss are reduced.
It should be noted that herein, such as first and second or the like relational terms are used merely to a reality
Body or operation make a distinction with another entity or operation, and not necessarily require or imply these entities or deposited between operating
In any this actual relation or order.Moreover, term " comprising ", "comprising" or its any other variant are intended to
Nonexcludability is included, so that process, method, article or equipment including a series of key elements not only will including those
Element, but also other key elements including being not expressly set out, or also include being this process, method, article or equipment
Intrinsic key element.In the absence of more restrictions, the key element limited by sentence "including a ...", it is not excluded that
Also there is other identical element in process, method, article or equipment including the key element.
The above embodiments are merely illustrative of the technical solutions of the present invention, rather than its limitations；Although with reference to the foregoing embodiments
The present invention is described in detail, it will be understood by those within the art that：It still can be to foregoing each implementation
Technical scheme described in example is modified, or carries out equivalent substitution to which part technical characteristic；And these modification or
Replace, the essence of appropriate technical solution is departed from the spirit and scope of various embodiments of the present invention technical scheme.
Claims (7)
1. automatic fault detection and the reclosing shown with liquid crystal display after a kind of tripping operation, it is characterised in that：Including performing combined floodgate portion
Point and electric leakage executable portion, the execution close a floodgate part include housing, motor, scroll bar, turbine, gear, gear wheel, little gear and
Handle wheel, the motor is fixed on housing；The motor is fixed by keyway with the scroll bar；The scroll bar passes through with turbine
Gear is connected；The turbine is connected with gear wheel by gear；The gear wheel is promoted with little gear by boss
Coordinate little gear；The little gear is connected with handle wheel by gear；The gear is connected by delthyrium with Axis Tripod；
Axis Tripod with above the handle of breaker delthyrium be connected, it is described electric leakage executable portion by measure phase line with ground wire it
Between resistance judges leak current fault and performs its mechanical order, the electric leakage executable portion passes through the output two detected after disconnecting
The resistance at end judges whether short circuit and overload fault and performs its mechanical order.
2. automatic fault detection and the reclosing shown with liquid crystal display after tripping operation according to claim 1, it is characterised in that：
The electric leakage executable portion includes housing, coil, push rod, driving lever and release lever.
3. automatic fault detection and the reclosing shown with liquid crystal display after tripping operation according to claim 2, it is characterised in that：
The dropout needle thread loop of the breaker is fixed on the housing, and coil windings are provided with the dropout needle thread loop of the breaker,
Dynamic iron core and push rod.
4. automatic fault detection and the reclosing shown with liquid crystal display after tripping operation according to claim 2, it is characterised in that：
It is described electric leakage executable portion mechanical order be：To coil electricity, sound iron core adhesive promotes push rod to be moved toward the left side, described
Push rod promotes driving lever to turn clockwise, and the driving lever promotes release lever to turn clockwise, then promotes circuit breaker tripping pin toward bottom right
Fang Yundong, completes circuit breaker tripping action.
5. automatic fault detection and the reclosing shown with liquid crystal display after tripping operation according to claim 1, it is characterised in that：
The automatic fault detection and reclosing shown with liquid crystal display also includes LCDs and safety lock after tripping operation.
6. automatic fault detection and the reclosing shown with liquid crystal display after the tripping operation according to claim 2 or 5, its feature exist
In：The safety lock can promote circuit breaker tripping pin to turn right moved beneath after being pulled out, complete circuit breaker tripping action, and limit
Breaker processed closes a floodgate in the case where safety lock is drawn out to succeed, it is ensured that the safety of workmen.
7. automatic fault detection and the reclosing shown with liquid crystal display after tripping operation according to claim 1, it is characterised in that：
Add buzzer device, can when button is pressed voice prompt, and in alarm give user prompting.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710242979.7A CN107039214B (en) | 2017-04-14 | 2017-04-14 | Reclosing switch capable of automatically detecting fault after tripping and provided with liquid crystal display screen for displaying |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710242979.7A CN107039214B (en) | 2017-04-14 | 2017-04-14 | Reclosing switch capable of automatically detecting fault after tripping and provided with liquid crystal display screen for displaying |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN107039214A true CN107039214A (en) | 2017-08-11 |
| CN107039214B CN107039214B (en) | 2020-08-28 |
Family
ID=59535331
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710242979.7A Active CN107039214B (en) | 2017-04-14 | 2017-04-14 | Reclosing switch capable of automatically detecting fault after tripping and provided with liquid crystal display screen for displaying |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107039214B (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109428314A (en) * | 2017-08-22 | 2019-03-05 | 西门子（中国）有限公司 | Intelligent switch device and switchgear |
| CN109741999A (en) * | 2019-01-28 | 2019-05-10 | 浙江思创电力科技股份有限公司 | A kind of breaker |
| CN109842087A (en) * | 2019-02-18 | 2019-06-04 | 苏州阿德文斯电子科技有限公司 | A kind of intelligent power protector |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP2500925A1 (en) * | 2011-03-16 | 2012-09-19 | Schneider Electric Industries SAS | Rotary control unit for a modular electric switchgear apparatus |
| CN205159244U (en) * | 2015-11-13 | 2016-04-13 | 苏州未来电器股份有限公司 | Accessory drive |
| CN205177746U (en) * | 2015-09-11 | 2016-04-20 | 浙江正泰电器股份有限公司 | Residual current operated circuit breaker's action mechanism |
| CN205303376U (en) * | 2015-11-26 | 2016-06-08 | 德力西电气有限公司 | Interior driven off by shaft autoeclosing operates controlling means |
| CN205881839U (en) * | 2016-08-05 | 2017-01-11 | 上海永继电气股份有限公司 | Heavy switching -on device of circuit breaker |
| CN206961760U (en) * | 2017-04-14 | 2018-02-02 | 上海麦豆电气有限公司 | Automatic fault detection and the reclosing shown with liquid crystal display after a kind of tripping operation |
-
2017
- 2017-04-14 CN CN201710242979.7A patent/CN107039214B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP2500925A1 (en) * | 2011-03-16 | 2012-09-19 | Schneider Electric Industries SAS | Rotary control unit for a modular electric switchgear apparatus |
| CN205177746U (en) * | 2015-09-11 | 2016-04-20 | 浙江正泰电器股份有限公司 | Residual current operated circuit breaker's action mechanism |
| CN205159244U (en) * | 2015-11-13 | 2016-04-13 | 苏州未来电器股份有限公司 | Accessory drive |
| CN205303376U (en) * | 2015-11-26 | 2016-06-08 | 德力西电气有限公司 | Interior driven off by shaft autoeclosing operates controlling means |
| CN205881839U (en) * | 2016-08-05 | 2017-01-11 | 上海永继电气股份有限公司 | Heavy switching -on device of circuit breaker |
| CN206961760U (en) * | 2017-04-14 | 2018-02-02 | 上海麦豆电气有限公司 | Automatic fault detection and the reclosing shown with liquid crystal display after a kind of tripping operation |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109428314A (en) * | 2017-08-22 | 2019-03-05 | 西门子（中国）有限公司 | Intelligent switch device and switchgear |
| CN109741999A (en) * | 2019-01-28 | 2019-05-10 | 浙江思创电力科技股份有限公司 | A kind of breaker |
| CN109842087A (en) * | 2019-02-18 | 2019-06-04 | 苏州阿德文斯电子科技有限公司 | A kind of intelligent power protector |
Also Published As
| Publication number | Publication date |
|---|---|
| CN107039214B (en) | 2020-08-28 |
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