CN107394747A - Box type transformer auto recloser - Google Patents
Box type transformer auto recloser Download PDFInfo
- Publication number
- CN107394747A CN107394747A CN201710766439.9A CN201710766439A CN107394747A CN 107394747 A CN107394747 A CN 107394747A CN 201710766439 A CN201710766439 A CN 201710766439A CN 107394747 A CN107394747 A CN 107394747A
- Authority
- CN
- China
- Prior art keywords
- time relay
- breaker
- indicator lamp
- coils
- terminal
- 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.)
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Classifications
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02H—EMERGENCY PROTECTIVE CIRCUIT ARRANGEMENTS
- H02H3/00—Emergency protective circuit arrangements for automatic disconnection directly responsive to an undesired change from normal electric working condition with or without subsequent reconnection ; integrated protection
- H02H3/02—Details
- H02H3/06—Details with automatic reconnection
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- Keying Circuit Devices (AREA)
Abstract
The invention discloses a kind of box type transformer auto recloser,It is related to reclosing device field,During for existing box type transformer because recovering power transmission after fault trip again,Need manually to reach box type transformer scene progress closing by hand,Add working strength and labour cost,Extend the technical problem of electric power feeding time,Using including air switch QF,Breaker DF,Opening button SB1,Switch knob SB2,Contactor KM,Very first time relay KT1,Second time relay KT2,3rd time relay KT3,And separating brake indicator lamp H1,Combined floodgate indicator lamp H2,Relay a small amount of malfunction indicator lamp H3 etc.,Contactor and the existing breaker of snap fit,Can completes automatic reclosing work,Save a large amount of operations for needing manual closing operation,Alleviate the burden of operating personnel,Improve the efficiency of power transmission,With positive popularization,Use value.
Description
Technical field
The present invention relates to reclosing device field, more particularly to a kind of box type transformer auto recloser.
Background technology
At present, the box type transformer of city network operation（Box type transformer is respectively mounted dead electricity trip gear, does not send a telegram here and hauls oneself willingly into dress
Put）, when 10kV line faults or maintenance have a power failure, low-voltage breaker of box transformer disconnects, when fixing a breakdown or overhaul
Complete, it is necessary to which manually reaching box type transformer scene carries out closing by hand after 10kV circuit power transmissions, add working strength and labor
Dynamic cost, extends electric power feeding time.
The content of the invention
The present invention provides a kind of box type transformer auto recloser, to solve existing box type transformer hinder for some reason it is de-
, it is necessary to which manually reaching box type transformer scene carries out closing by hand when recovering power transmission after button again, working strength and labor are added
Dynamic cost, extend the technical problem of electric power feeding time.
To solve the above problems, the present invention adopts the following technical scheme that realization：
A kind of box type transformer auto recloser, including air switch QF, breaker DF, opening button SB1, switch knob
SB2, contactor KM, very first time relay KT1, the second time relay KT2, the 3rd time relay KT3 and separating brake refer to
Show lamp H1, combined floodgate indicator lamp H2, malfunction indicator lamp H3, air switch QF ends of incoming cables are connected with power supply, air switch QF leading-out terminals
Respectively with pressing plate XB one end, opening button SB1 one end, switch knob SB2 one end, breaker DF energy storage terminal D2 and B2, point
Lock indicator lamp H1 one end, combined floodgate indicator lamp H2 one end, malfunction indicator lamp H3 connections；
The opening button SB1 other ends are connected with breaker DF separating brake terminal C2；
The switch knob SB2 other ends are connected with breaker DF combined floodgate terminal A2；
The separating brake indicator lamp H1 other ends are connected with breaker DF separating brake instruction terminal 42；
The combined floodgate indicator lamp H2 other ends are connected with breaker DF combined floodgate instruction terminal 24；
The malfunction indicator lamp H3 other ends are connected with breaker DF indicating fault terminal B4；
The pressing plate XB other ends by wire respectively with contactor KM coils one end, second time relay KT2 coils one end, first
Time relay KT1 coils one end, the 3rd time relay KT3 coils one end, the connection of contactor KM normally open contacts one end；
Point with breaker DF again after the contactor KM coils other end and second time relay KT2 coils other end are connected with each other
Lock instruction terminal 42 connects；
The very first time relay KT1 coils other end is connected with breaker DF combined floodgate instruction terminal 24；
3rd time relay KT3 coils other end is connected with indicating fault terminal B4；
The contactor KM normally open contacts other end and very first time relay KT1 delay contact, the second time relay KT2 prolong
When contact, the 3rd time relay KT3 delay contact series connection after be connected with breaker DF combined floodgate terminal A2；
Breaker DF main contact is connected in charged power loop.
Preferably, the breaker DF is DW15 Series Circuit Breakers.
Preferably, the opening button SB1, switch knob SB2 use open type button.
Preferably, delay contact, the 3rd time relay KT3 delay contact of the very first time relay KT1 are equal
For normally closed timing closing contact, the second time relay KT2 delay contact is normally closed delay breaking-off contact.
Preferably, the air switch QF uses the pressure-resistant switch for 400V.
The present invention only needs a small amount of relay, contactor and the existing breaker of snap fit, it is possible to completes certainly
Dynamic reclosing work, saves a large amount of operations for needing manual closing operation, alleviates the burden of operating personnel, improves the effect of power transmission
Rate, there is positive popularization, use value.
Brief description of the drawings
Fig. 1 is embodiment connection principle schematic diagram provided by the invention.
Embodiment
To make the object, technical solutions and advantages of the present invention clearer, below in conjunction with the figure in the embodiment of the present invention
1, the technical scheme in the embodiment of the present invention is clearly and completely described, it is clear that described embodiment is the present invention one
Section Example, rather than whole embodiments.The embodiments of the invention being generally described and illustrated herein in the accompanying drawings it is detailed
Thin description is not intended to limit the scope of claimed invention, but is merely representative of the selected embodiment of the present invention.It is based on
Embodiment in the present invention, those of ordinary skill in the art are obtained every other under the premise of creative work is not made
Embodiment, belong to the scope of protection of the invention.
Fig. 1 is embodiment connection principle schematic diagram provided by the invention, as shown in figure 1, a kind of box type transformer weighs automatically
Closing device, including air switch QF, breaker DF, opening button SB1, switch knob SB2, contactor KM, the very first time after
Electrical equipment KT1, the second time relay KT2, the 3rd time relay KT3 and separating brake indicator lamp H1, combined floodgate indicator lamp H2, event
Hinder indicator lamp H3, air switch QF ends of incoming cables are connected with power supply, and air switch QF leading-out terminals are pressed with pressing plate XB one end, separating brake respectively
Button SB1 one end, switch knob SB2 one end, breaker DF energy storage terminal D2 and B2, separating brake indicator lamp H1 one end, instruction of closing a floodgate
Lamp H2 one end, malfunction indicator lamp H3 connections；
The opening button SB1 other ends are connected with breaker DF separating brake terminal C2；
The switch knob SB2 other ends are connected with breaker DF combined floodgate terminal A2；
The separating brake indicator lamp H1 other ends are connected with breaker DF separating brake instruction terminal 42；
The combined floodgate indicator lamp H2 other ends are connected with breaker DF combined floodgate instruction terminal 24；
The malfunction indicator lamp H3 other ends are connected with breaker DF indicating fault terminal B4；
The pressing plate XB other ends by wire respectively with contactor KM coils one end, second time relay KT2 coils one end, first
Time relay KT1 coils one end, the 3rd time relay KT3 coils one end, the connection of contactor KM normally open contacts one end；
Point with breaker DF again after the contactor KM coils other end and second time relay KT2 coils other end are connected with each other
Lock instruction terminal 42 connects；
The very first time relay KT1 coils other end is connected with breaker DF combined floodgate instruction terminal 24；
3rd time relay KT3 coils other end is connected with indicating fault terminal B4；
The contactor KM normally open contacts other end and very first time relay KT1 delay contact, the second time relay KT2 prolong
When contact, the 3rd time relay KT3 delay contact series connection after be connected with breaker DF combined floodgate terminal A2；
Breaker DF main contact is connected in charged power loop.
Wherein, breaker DF is DW15 Series Circuit Breakers；
Opening button SB1, switch knob SB2 use open type button；
Delay contact, the 3rd time relay KT3 delay contact of the very first time relay KT1 is that normally closed delay is closed
Contact is closed, the second time relay KT2 delay contact is normally closed delay breaking-off contact.
Air switch QF uses the pressure-resistant switch for 400V.
During work, breaker DF close a floodgate in the case of, close a floodgate instruction terminal 24 connect, KT1 obtain it is electric, it is corresponding it is normally closed touch
Head disconnects, and it is electric to ensure that combined floodgate terminal A2 automatic will not be obtained；In the case of breaker DF separating brakes and incoming power never electricity becomes
After Cheng You electricity, because separating brake instruction terminal 42 is connected, cause KM and KT2 while obtain electric, the second time relay KT2 delay contact
For normally closed delay breaking-off contact, coil obtain it is electric after just understand disjunction in certain time, it is normal to flow through QF-XB-KM for electric current during this period
Open contact, KT2 contacts, KT3 contacts reach combined floodgate terminal A2 so that breaker DF closes a floodgate, when between relay KT2 delay arrival times
Afterwards, its contact disjunction that is delayed.During whole automatic reclosing, controlled by pressing plate XB.
The present invention only needs a small amount of relay, contactor and the existing breaker of snap fit, it is possible to completes certainly
Dynamic reclosing work, saves a large amount of operations for needing manual closing operation, alleviates the burden of operating personnel, improves the effect of power transmission
Rate, there is positive popularization, use value.
Claims (5)
- A kind of 1. box type transformer auto recloser, it is characterised in that：Including air switch QF, breaker DF, opening button SB1, switch knob SB2, contactor KM, very first time relay KT1, the second time relay KT2, the 3rd time relay KT3 and separating brake indicator lamp H1, combined floodgate indicator lamp H2, failure refer to Show lamp H3, air switch QF ends of incoming cables are connected with power supply, air switch QF leading-out terminals respectively with pressing plate XB one end, opening button SB1 one end, switch knob SB2 one end, breaker DF energy storage terminal D2 and B2, separating brake indicator lamp H1 one end, combined floodgate indicator lamp H2 one end, malfunction indicator lamp H3 connections；The opening button SB1 other ends are connected with breaker DF separating brake terminal C2；The switch knob SB2 other ends are connected with breaker DF combined floodgate terminal A2；The separating brake indicator lamp H1 other ends are connected with breaker DF separating brake instruction terminal 42；The combined floodgate indicator lamp H2 other ends are connected with breaker DF combined floodgate instruction terminal 24；The malfunction indicator lamp H3 other ends are connected with breaker DF indicating fault terminal B4；The pressing plate XB other ends by wire respectively with contactor KM coils one end, second time relay KT2 coils one end, first Time relay KT1 coils one end, the 3rd time relay KT3 coils one end, the connection of contactor KM normally open contacts one end；Point with breaker DF again after the contactor KM coils other end and second time relay KT2 coils other end are connected with each other Lock instruction terminal 42 connects；The very first time relay KT1 coils other end is connected with breaker DF combined floodgate instruction terminal 24；3rd time relay KT3 coils other end is connected with indicating fault terminal B4；The contactor KM normally open contacts other end and very first time relay KT1 delay contact, the second time relay KT2 prolong When contact, the 3rd time relay KT3 delay contact series connection after be connected with breaker DF combined floodgate terminal A2；Breaker DF main contact is connected in charged power loop.
- 2. auto recloser according to claim 1, it is characterised in that：The breaker DF is DW15 Series Circuit Breakers.
- 3. auto recloser according to claim 1, it is characterised in that：The opening button SB1, switch knob SB2 use open type button.
- 4. auto recloser according to claim 1, it is characterised in that：Delay contact, the 3rd time relay KT3 delay contact of the very first time relay KT1 is that normally closed delay is closed Contact is closed, the second time relay KT2 delay contact is normally closed delay breaking-off contact.
- 5. auto recloser according to claim 1, it is characterised in that：The air switch QF uses the pressure-resistant switch for 400V.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710766439.9A CN107394747B (en) | 2017-08-30 | 2017-08-30 | Automatic reclosing device of box-type transformer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710766439.9A CN107394747B (en) | 2017-08-30 | 2017-08-30 | Automatic reclosing device of box-type transformer |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN107394747A true CN107394747A (en) | 2017-11-24 |
| CN107394747B CN107394747B (en) | 2023-10-20 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710766439.9A Active CN107394747B (en) | 2017-08-30 | 2017-08-30 | Automatic reclosing device of box-type transformer |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107394747B (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107946102A (en) * | 2017-12-21 | 2018-04-20 | 浙江正泰机电电气有限公司 | A kind of reclosing on-load switch |
| CN112615349A (en) * | 2020-12-08 | 2021-04-06 | 国网四川省电力公司攀枝花供电公司 | Low-voltage power distribution cabinet phase-loss protection device |
| CN112886531A (en) * | 2021-02-07 | 2021-06-01 | 鄂尔多斯市嵘泰电力工程建设有限公司 | Controller for fee-controlled electric meter |
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| GB197662A (en) * | 1922-05-12 | 1924-07-17 | British Thomson Houston Co Ltd | Improvements in and relating to automatic reclosing circuit breaker systems |
| US1732292A (en) * | 1926-05-22 | 1929-10-22 | Gen Electric | Automatic reclosing circuit-breaker system |
| CN103683176A (en) * | 2013-12-06 | 2014-03-26 | 国家电网公司 | Automatic reclosing lock device of intelligent circuit breaker |
| CN203932962U (en) * | 2014-06-10 | 2014-11-05 | 江苏容天机电科技有限公司 | A kind of case becomes the automatic power transmission device of adjustable delay |
| CN204156497U (en) * | 2014-10-28 | 2015-02-11 | 常熟开关制造有限公司(原常熟开关厂） | A kind of intelligent breaker auto recloser |
| CN204497717U (en) * | 2015-03-26 | 2015-07-22 | 青岛飞鹏能源有限公司 | A kind of telegram in reply auto recloser |
| CN204578094U (en) * | 2015-02-05 | 2015-08-19 | 广东东申电气有限公司 | Automatic power transmission device after power-off |
| CN105047494A (en) * | 2015-08-14 | 2015-11-11 | 国家电网公司 | Automatic closing apparatus of low-voltage universal circuit breaker |
| CN106410741A (en) * | 2015-07-27 | 2017-02-15 | 山东变电工有限公司 | Self-power transmission device of universal circuit breaker |
| CN207150146U (en) * | 2017-08-30 | 2018-03-27 | 广西电网有限责任公司贵港供电局 | Box type transformer auto recloser |
-
2017
- 2017-08-30 CN CN201710766439.9A patent/CN107394747B/en active Active
Patent Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB197662A (en) * | 1922-05-12 | 1924-07-17 | British Thomson Houston Co Ltd | Improvements in and relating to automatic reclosing circuit breaker systems |
| US1732292A (en) * | 1926-05-22 | 1929-10-22 | Gen Electric | Automatic reclosing circuit-breaker system |
| CN103683176A (en) * | 2013-12-06 | 2014-03-26 | 国家电网公司 | Automatic reclosing lock device of intelligent circuit breaker |
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| CN204156497U (en) * | 2014-10-28 | 2015-02-11 | 常熟开关制造有限公司(原常熟开关厂） | A kind of intelligent breaker auto recloser |
| CN204578094U (en) * | 2015-02-05 | 2015-08-19 | 广东东申电气有限公司 | Automatic power transmission device after power-off |
| CN204497717U (en) * | 2015-03-26 | 2015-07-22 | 青岛飞鹏能源有限公司 | A kind of telegram in reply auto recloser |
| CN106410741A (en) * | 2015-07-27 | 2017-02-15 | 山东变电工有限公司 | Self-power transmission device of universal circuit breaker |
| CN105047494A (en) * | 2015-08-14 | 2015-11-11 | 国家电网公司 | Automatic closing apparatus of low-voltage universal circuit breaker |
| CN207150146U (en) * | 2017-08-30 | 2018-03-27 | 广西电网有限责任公司贵港供电局 | Box type transformer auto recloser |
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| 王美云;: "DW15万能式断路器自动投合的设计应用", 大众用电, no. 12 * |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107946102A (en) * | 2017-12-21 | 2018-04-20 | 浙江正泰机电电气有限公司 | A kind of reclosing on-load switch |
| CN107946102B (en) * | 2017-12-21 | 2020-09-18 | 浙江正泰机电电气有限公司 | Reclosing load switch |
| CN112615349A (en) * | 2020-12-08 | 2021-04-06 | 国网四川省电力公司攀枝花供电公司 | Low-voltage power distribution cabinet phase-loss protection device |
| CN112886531A (en) * | 2021-02-07 | 2021-06-01 | 鄂尔多斯市嵘泰电力工程建设有限公司 | Controller for fee-controlled electric meter |
Also Published As
| Publication number | Publication date |
|---|---|
| CN107394747B (en) | 2023-10-20 |
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