CN109801814A - A kind of pole-mounted circuit breaker of secondary deep fusion - Google Patents
A kind of pole-mounted circuit breaker of secondary deep fusion Download PDFInfo
- Publication number
- CN109801814A CN109801814A CN201910218376.2A CN201910218376A CN109801814A CN 109801814 A CN109801814 A CN 109801814A CN 201910218376 A CN201910218376 A CN 201910218376A CN 109801814 A CN109801814 A CN 109801814A
- Authority
- CN
- China
- Prior art keywords
- pole
- circuit breaker
- mounted circuit
- odd
- intelligent controller
- 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.)
- Pending
Links
Landscapes
- Circuit Arrangement For Electric Light Sources In General (AREA)
Abstract
The invention discloses a kind of pole-mounted circuit breakers of secondary deep fusion, including switch main tank, actuating odd-side, intelligent odd-side and intelligent controller；Intelligent odd-side includes cabinet, the signal transmission passage of body side, power supply aviation socket, division cover board, clearing lamp and magnetic smooth stud；Circular rotating pull ring is provided on division cover board；The bottom of intelligent controller is provided with fitting signal lamp, and the first aviation plug and the second aviation plug are provided at the top of intelligent controller, and the inside of intelligent controller offers flight.The problems such as depth integration of first and second equipment of pole-mounted circuit breaker solves secondary device interface mismatch, and compatibility, scalability, interchangeability are poor, producer's responsibility dispute；Integral structure eliminates the connecting cable between a secondary device simultaneously, substantially reduces the electromagnetic interference being subject in signals transmission, improves the sampling precision and action accuracy of pole-mounted circuit breaker.
Description
Technical field
The present embodiments relate to open circuits in power switch technical field, more particularly to a kind of column of secondary deep fusion
Device.
Background technique
Pole-mounted circuit breaker is mounted in for the electric current under carry with the normal loop condition of on-off on outdoor aerial route, and
The power equipment with electric current under on-off exception loop condition can be carried before the deadline, by Switch main body and controller structure
At.Wherein, Switch main body is primary equipment, and controller is secondary device, traditional first and second equipment of pole-mounted circuit breaker respectively from
Different producers, first and second equipment interface mismatch, and compatibility, scalability, interchangeability are poor.And the service life one of Switch main body
As be longer than controller, when controller break down when, need to carry out the electrification charge and discharge operations of controller, considerably increase O&M at
This.Switch main body and controller are installed on shaft tower outdoors, carry out letter by the cable of a 6~15m between two equipment
Number transmission, under complex electromagnetic environment at the scene, signal transmission is highly susceptible to electromagnetic interference, and the precision of sampled signal obtains not
To guarantee, in some instances it may even be possible to cause the malfunction tripping of switch.
The relevant issues occurred in face of pole-mounted circuit breaker, national grid and south electric network are all pushing pole-mounted circuit breaker energetically
One or two fusion work, it is intended to improve the standardization of first and second equipment of pole-mounted circuit breaker, integrated manufacture level, guarantee safety
Reliable power supply solves the problems, such as that first and second equipment is unmatched in power distribution network scale construction retrofit.
For the relevant issues that current pole-mounted circuit breaker occurs in use, the present invention proposes a kind of secondary deep fusion
Pole-mounted circuit breaker.
Summary of the invention
The present invention provides a kind of pole-mounted circuit breaker of secondary deep fusion, and structure novel realizes depth integration, solves
First and second equipment interface of on-pole switch mismatches, and compatibility, scalability, interchangeability is poor, first and second equipment manufacturer's responsibility dispute
The problems such as.
To achieve the above object, the present invention provides technical solution below:
A kind of pole-mounted circuit breaker of secondary deep fusion, comprising: switch main tank, actuating odd-side, intelligent odd-side and intelligence
Controller；Wherein,
The intelligence odd-side includes cabinet, the signal transmission passage of body side, power supply aviation socket, division cover board, refers to
Show signal lamp and magnetic smooth stud；Circular rotating pull ring is provided on the division cover board；
The bottom of the intelligent controller is provided with fitting signal lamp, and the first boat is provided at the top of the intelligent controller
Blind plug and the second aviation plug, the inside of the intelligent controller offer flight.
Further, in a kind of pole-mounted circuit breaker of the secondary deep fusion, the switch main tank, actuating odd-side,
Intelligent odd-side is the axially integral structure of depth integration；
The intelligent controller is mounted in the intelligent odd-side.
Further, in a kind of pole-mounted circuit breaker of the secondary deep fusion, the circular rotating pull ring it is suitable, inverse
The division of the corresponding division cover board of hour hands rotation；
The smooth stud of magnetism is made of magnetic material.
Further, in a kind of pole-mounted circuit breaker of secondary deep fusion, the fitting signal lamp includes one
Or more than one signal lamp that can be always on and flash.
Further, in a kind of pole-mounted circuit breaker of secondary deep fusion, the clearing lamp includes one
Or more than one signal lamp that can be always on and flash.
Further, in a kind of pole-mounted circuit breaker of secondary deep fusion, second aviation plug has one
Lock pin is shorter than other lock pins.
Further, in a kind of pole-mounted circuit breaker of secondary deep fusion, the cabinet of the intelligence odd-side is used
Electromagnetic shielding material.
Compared with prior art, the beneficial effects of the present invention are:
1, it is integrated with controller to realize pole-mounted circuit breaker Switch main body；
2, the electrification charge and discharge operations of controller are simplified；
3, the depth integration for realizing first and second equipment solves first and second equipment interface mismatch, compatibility, extension
The problems such as property, interchangeability is poor, first and second equipment manufacturer's responsibility dispute.
Detailed description of the invention
In order to more clearly explain the embodiment of the invention or the technical proposal in the existing technology, to embodiment or will show below
There is attached drawing needed in technical description to be briefly described, it should be apparent that, the accompanying drawings in the following description is only this
Some embodiments of invention without any creative labor, may be used also for those of ordinary skill in the art
To obtain other attached drawings according to these attached drawings.
Fig. 1 is the overall structure figure of the pole-mounted circuit breaker for one secondary deep of one kind fusion that the embodiment of the present invention one provides；
Fig. 2 is the structure chart of intelligent odd-side in the embodiment of the present invention one；
Fig. 3 is the structure chart of intelligent controller in the embodiment of the present invention one.
Appended drawing reference:
1- switchs main tank；2- actuating odd-side；3- intelligence odd-side；4- signal transmission passage；5- intelligent controller；6- cabinet；
7- division cover board；The power supply aviation socket of 8- body side；The magnetic smooth stud of 9-；10- circular rotating pull ring；11- instruction letter
Signal lamp；The first aviation plug of 12-；The second aviation plug of 13-；14- flight；15- is bonded signal lamp.
Specific embodiment
To enable the purpose of the present invention, feature, advantage more obvious and understandable, implement below in conjunction with the present invention
Attached drawing in example, technical scheme in the embodiment of the invention is clearly and completely described, it is clear that reality disclosed below
Applying example is only a part of the embodiment of the present invention, and not all embodiment.Based on the embodiments of the present invention, this field is common
Technical staff's all other embodiment obtained without making creative work belongs to the model that the present invention protects
It encloses.
In the description of the present invention, it is to be understood that, when a component is considered as " connection " another component, it can
To be directly to another component or may be simultaneously present the component being centrally located.When a component is considered as " setting
Set " another component, it, which can be, is set up directly on another component or may be simultaneously present the component being centrally located.
In addition, the indicating positions such as term " length " " short " "inner" "outside" or positional relationship for the orientation that is shown based on attached drawing or
Person's positional relationship is merely for convenience of the description present invention, rather than the device or original part of indication or suggestion meaning must have this
Specific orientation is operated with specific orientation construction, should not be understood as limitation of the invention with this.
To further illustrate the technical scheme of the present invention below with reference to the accompanying drawings and specific embodiments.
Embodiment one
As shown in Figures 1 to 3, the present invention provides a kind of pole-mounted circuit breaker of secondary deep fusion, comprising: switch main tank
(1), actuating odd-side (2), intelligent odd-side (3) and intelligent controller (5)；Wherein,
The intelligence odd-side includes cabinet (6), the signal transmission passage (4) of body side, power supply aviation socket (8), divides
Closing lid plate (7), clearing lamp (11) and magnetic smooth stud (9)；Circular rotating pull ring is provided on the division cover board (7)
(10)；
The bottom of the intelligent controller (5) is provided with fitting signal lamp (15), sets at the top of the intelligent controller (5)
It is equipped with the first aviation plug (12) and the second aviation plug (13), the internal socket of corresponding intelligence odd-side (3) realizes the biography of signal
It is defeated；The inside of the intelligent controller (5) offers flight (14).
In conjunction with the screw that the flight (14) of intelligent controller (5) up and down can be internal with intelligent odd-side (3), by intelligence
It can control device (5) to be fixed in intelligent odd-side (3).
It should be noted that switch main tank (1), actuating odd-side (2), the axial direction that intelligent odd-side (3) is depth integration
Integral structure；
The intelligent controller (5) is mounted in intelligent odd-side (3), is fixed on one by screw and screw channel mechanical connection
It rises.
The division of the corresponding division cover board (7) of suitable, counterclockwise rotation of the circular rotating pull ring (10)；Specifically,
Circular rotating pull ring (10) rotates clockwise the separation that division cover board (7) Yu cabinet (6) may be implemented；Circular rotating pull ring
(10) division cover board (7) can be fastened on cabinet (6) lower part by rotation counterclockwise.
The smooth stud of magnetism (9) is made of magnetic material, attractive to division cover board (7), in division lid
Plate (7) and cabinet (6) time of releasing prevent division cover board (7) from quickly dropping；At fixed division cover board (7), help is directed at spiral shell
Silk and screw channel.
When above-mentioned intelligent controller (5) is installed into intelligent odd-side (3), the fitting signal lamp (15) is used for external exhausted
Edge operating stick issues standby signal when being bonded completely with intelligent controller (5), when exterior insulation operating stick and intelligent controller (5)
When being bonded completely, fitting signal lamp (15) is lighted.
Preferably, the fitting signal lamp includes the signal lamp that one or more can be always on and flash；The finger
Show that signal lamp includes the signal lamp that one or more can be always on and flash.
Above-mentioned the second aviation plug (13) has a root cutting core to be shorter than other lock pins；The clearing lamp (11) is first
When aviation plug (12), the second aviation plug (13) are tentatively inserted into intelligent odd-side (3) internal socket, flash the redlight, Zhi Dao
The short core of two aviation plugs (13) is inserted into socket, and clearing lamp (11) lights green light, mounts and dismounts in intelligent controller (5)
Corresponding standby signal is provided in the process.
The cabinet (6) of above-mentioned intelligent odd-side (3) uses electromagnetic shielding material；Signal is transmitted by the signal of body side
It is transmitted in channel (4).
In equipment live, the intelligent controller (5) can be packed into or be taken out intelligence pair by insulating bar
Case (3).
A kind of pole-mounted circuit breaker of secondary deep fusion provided in an embodiment of the present invention in the application sets integration
Standby to be mounted in distribution network line, first and second equipment uses matched interface, first and second equipment room have well compatibility,
Scalability, interchangeability fundamentally solve the problems, such as first and second equipment manufacturer's responsibility dispute, switch main tank, actuating odd-side, intelligence
The electrification handling of the integral structure and intelligent controller of energy odd-side reduce the difficulty of installation, improve the effect of O&M maintenance
Rate has ensured power supply reliability, adapts to the demand for building strong smart grid.
The above, the above embodiments are merely illustrative of the technical solutions of the present invention, rather than its limitations；Although referring to before
Stating embodiment, invention is explained in detail, those skilled in the art should understand that: it still can be to preceding
Technical solution documented by each embodiment is stated to modify or equivalent replacement of some of the technical features；And these
It modifies or replaces, the spirit and scope for technical solution of various embodiments of the present invention that it does not separate the essence of the corresponding technical solution.
Claims (7)
1. a kind of pole-mounted circuit breaker of secondary deep fusion characterized by comprising switch main tank, actuating odd-side, intelligence are secondary
Case and intelligent controller；Wherein,
The intelligence odd-side includes cabinet, the signal transmission passage of body side, power supply aviation socket, division cover board, instruction letter
Signal lamp and magnetic smooth stud；Circular rotating pull ring is provided on the division cover board；
The bottom of the intelligent controller is provided with fitting signal lamp, and the first aviation is provided at the top of the intelligent controller and is inserted
Head and the second aviation plug, the inside of the intelligent controller offers flight.
2. a kind of pole-mounted circuit breaker of secondary deep fusion according to claim 1, which is characterized in that the switch master
Case, actuating odd-side, the axially integral structure that intelligent odd-side is depth integration；
The intelligent controller is mounted in the intelligent odd-side.
3. a kind of pole-mounted circuit breaker of secondary deep fusion according to claim 1, which is characterized in that the round rotation
Turn the division of the corresponding division cover board of suitable, counterclockwise rotation of pull ring；
The smooth stud of magnetism is made of magnetic material.
4. a kind of pole-mounted circuit breaker of secondary deep fusion according to claim 1, which is characterized in that the fitting letter
Signal lamp includes the signal lamp that one or more can be always on and flash.
5. a kind of pole-mounted circuit breaker of secondary deep fusion according to claim 1, which is characterized in that the instruction letter
Signal lamp includes the signal lamp that one or more can be always on and flash.
6. a kind of pole-mounted circuit breaker of secondary deep fusion according to claim 1, which is characterized in that second boat
Blind plug has a root cutting core to be shorter than other lock pins.
7. a kind of pole-mounted circuit breaker of secondary deep fusion according to claim 1, which is characterized in that the intelligence is secondary
The cabinet of case uses electromagnetic shielding material.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910218376.2A CN109801814A (en) | 2019-03-21 | 2019-03-21 | A kind of pole-mounted circuit breaker of secondary deep fusion |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910218376.2A CN109801814A (en) | 2019-03-21 | 2019-03-21 | A kind of pole-mounted circuit breaker of secondary deep fusion |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109801814A true CN109801814A (en) | 2019-05-24 |
Family
ID=66563877
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910218376.2A Pending CN109801814A (en) | 2019-03-21 | 2019-03-21 | A kind of pole-mounted circuit breaker of secondary deep fusion |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109801814A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110780255A (en) * | 2019-11-19 | 2020-02-11 | 国网湖北省电力有限公司电力科学研究院 | Secondary electrical measurement system for circuit breaker on primary and secondary fusion complete set of column |
| CN114242509A (en) * | 2021-12-24 | 2022-03-25 | 杭州玖熠信息科技有限公司 | Breaker on deep fusion column |
Citations (25)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1053867A (en) * | 1990-01-11 | 1991-08-14 | A·B·钱斯公司 | The electrical recloser that has external mounting arrangement for electronics assembly |
| CN201084246Y (en) * | 2007-09-30 | 2008-07-09 | 常熟开关制造有限公司(原常熟开关厂） | A residual current type electric fire detector |
| CN202094497U (en) * | 2011-07-06 | 2011-12-28 | 烟台正信电气有限公司 | Double-layer door cabinet of feeder terminal unit |
| CN202839441U (en) * | 2012-09-08 | 2013-03-27 | 江苏长耀电气科技集团有限公司 | Intelligent branch division vacuum circuit breaker controller |
| US20130215548A1 (en) * | 2012-02-20 | 2013-08-22 | Franklin Fueling Systems, Inc. | Moisture monitoring system |
| CN203218776U (en) * | 2013-04-28 | 2013-09-25 | 北京华电瑞通电力工程技术有限公司 | Draw-out type secondary low-voltage box |
| CN103594895A (en) * | 2013-11-08 | 2014-02-19 | 江苏省电力设计院 | Method for defining aviation plug pins of 220kV GIS control cabinet |
| CN203466123U (en) * | 2013-08-14 | 2014-03-05 | 安徽硕日光电科技有限公司 | Single-phase vacuum circuit breaker actuated on basis of electromagnetic force |
| CN104319161A (en) * | 2014-10-10 | 2015-01-28 | 珠海许继电气有限公司 | Self-powered outdoor pole-mounted intelligent circuit breaker complete equipment |
| CN204179520U (en) * | 2014-11-28 | 2015-02-25 | 国家电网公司 | A kind of distribution data terminal with aviation plug |
| CN204614744U (en) * | 2015-05-20 | 2015-09-02 | 乐清市京沪电气有限公司 | A kind of outdoor intelligent demarcation circuit breaker assembly |
| CN204668187U (en) * | 2015-06-15 | 2015-09-23 | 乐清罗克韦尔自动化有限公司 | Boundary switch controller |
| CN204680986U (en) * | 2015-06-29 | 2015-09-30 | 烟台正信电气有限公司 | Feed line automatization terminal control panel on a kind of bell-type post |
| CN205016448U (en) * | 2015-09-09 | 2016-02-03 | 扬州新概念电气有限公司 | Permanent magnetism circuit breaker on outdoor post of control unit and ontology integration an organic whole |
| CN205230936U (en) * | 2015-12-29 | 2016-05-11 | 江苏丹通电气有限公司 | Two aviation socket installation boxes of vacuum circuit breaker |
| KR20160084902A (en) * | 2015-01-06 | 2016-07-15 | 시앤에스 주식회사 | A section switch connected with controller box |
| CN106252148A (en) * | 2016-08-30 | 2016-12-21 | 安徽西高电气设备有限公司 | A kind of outdoor high-voltage intelligent vacuum circuit breaker |
| CN205846492U (en) * | 2016-05-23 | 2016-12-28 | 国电南瑞科技股份有限公司 | A kind of novel high protection terminal cabinet |
| CN107681779A (en) * | 2017-09-06 | 2018-02-09 | 河南省三禾电气有限公司 | One or two fusion high-pressure vacuum breakers and its monitoring method, system |
| CN207442318U (en) * | 2017-12-08 | 2018-06-01 | 广东昇辉电子控股有限公司 | Possesses the middle-placed switch cabinet of intelligence plug low-pressure chamber |
| CN108198725A (en) * | 2018-02-10 | 2018-06-22 | 福建省宏科电力科技有限公司 | One or two fusion intelligent switch of integral type |
| CN108376626A (en) * | 2017-09-22 | 2018-08-07 | 平高集团有限公司 | Switch board and the GIS device for using the switch board |
| CN207966769U (en) * | 2018-04-08 | 2018-10-12 | 环欧电气有限公司 | One or two fusion serial column upper switch |
| CN108680772A (en) * | 2018-06-11 | 2018-10-19 | 广西电网有限责任公司电力科学研究院 | A kind of high-voltage circuitbreaker second trial interface arrangement and its test method |
| CN208445156U (en) * | 2018-08-07 | 2019-01-29 | 威胜电气有限公司 | Pole-mounted switch case |
-
2019
- 2019-03-21 CN CN201910218376.2A patent/CN109801814A/en active Pending
Patent Citations (25)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1053867A (en) * | 1990-01-11 | 1991-08-14 | A·B·钱斯公司 | The electrical recloser that has external mounting arrangement for electronics assembly |
| CN201084246Y (en) * | 2007-09-30 | 2008-07-09 | 常熟开关制造有限公司(原常熟开关厂） | A residual current type electric fire detector |
| CN202094497U (en) * | 2011-07-06 | 2011-12-28 | 烟台正信电气有限公司 | Double-layer door cabinet of feeder terminal unit |
| US20130215548A1 (en) * | 2012-02-20 | 2013-08-22 | Franklin Fueling Systems, Inc. | Moisture monitoring system |
| CN202839441U (en) * | 2012-09-08 | 2013-03-27 | 江苏长耀电气科技集团有限公司 | Intelligent branch division vacuum circuit breaker controller |
| CN203218776U (en) * | 2013-04-28 | 2013-09-25 | 北京华电瑞通电力工程技术有限公司 | Draw-out type secondary low-voltage box |
| CN203466123U (en) * | 2013-08-14 | 2014-03-05 | 安徽硕日光电科技有限公司 | Single-phase vacuum circuit breaker actuated on basis of electromagnetic force |
| CN103594895A (en) * | 2013-11-08 | 2014-02-19 | 江苏省电力设计院 | Method for defining aviation plug pins of 220kV GIS control cabinet |
| CN104319161A (en) * | 2014-10-10 | 2015-01-28 | 珠海许继电气有限公司 | Self-powered outdoor pole-mounted intelligent circuit breaker complete equipment |
| CN204179520U (en) * | 2014-11-28 | 2015-02-25 | 国家电网公司 | A kind of distribution data terminal with aviation plug |
| KR20160084902A (en) * | 2015-01-06 | 2016-07-15 | 시앤에스 주식회사 | A section switch connected with controller box |
| CN204614744U (en) * | 2015-05-20 | 2015-09-02 | 乐清市京沪电气有限公司 | A kind of outdoor intelligent demarcation circuit breaker assembly |
| CN204668187U (en) * | 2015-06-15 | 2015-09-23 | 乐清罗克韦尔自动化有限公司 | Boundary switch controller |
| CN204680986U (en) * | 2015-06-29 | 2015-09-30 | 烟台正信电气有限公司 | Feed line automatization terminal control panel on a kind of bell-type post |
| CN205016448U (en) * | 2015-09-09 | 2016-02-03 | 扬州新概念电气有限公司 | Permanent magnetism circuit breaker on outdoor post of control unit and ontology integration an organic whole |
| CN205230936U (en) * | 2015-12-29 | 2016-05-11 | 江苏丹通电气有限公司 | Two aviation socket installation boxes of vacuum circuit breaker |
| CN205846492U (en) * | 2016-05-23 | 2016-12-28 | 国电南瑞科技股份有限公司 | A kind of novel high protection terminal cabinet |
| CN106252148A (en) * | 2016-08-30 | 2016-12-21 | 安徽西高电气设备有限公司 | A kind of outdoor high-voltage intelligent vacuum circuit breaker |
| CN107681779A (en) * | 2017-09-06 | 2018-02-09 | 河南省三禾电气有限公司 | One or two fusion high-pressure vacuum breakers and its monitoring method, system |
| CN108376626A (en) * | 2017-09-22 | 2018-08-07 | 平高集团有限公司 | Switch board and the GIS device for using the switch board |
| CN207442318U (en) * | 2017-12-08 | 2018-06-01 | 广东昇辉电子控股有限公司 | Possesses the middle-placed switch cabinet of intelligence plug low-pressure chamber |
| CN108198725A (en) * | 2018-02-10 | 2018-06-22 | 福建省宏科电力科技有限公司 | One or two fusion intelligent switch of integral type |
| CN207966769U (en) * | 2018-04-08 | 2018-10-12 | 环欧电气有限公司 | One or two fusion serial column upper switch |
| CN108680772A (en) * | 2018-06-11 | 2018-10-19 | 广西电网有限责任公司电力科学研究院 | A kind of high-voltage circuitbreaker second trial interface arrangement and its test method |
| CN208445156U (en) * | 2018-08-07 | 2019-01-29 | 威胜电气有限公司 | Pole-mounted switch case |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110780255A (en) * | 2019-11-19 | 2020-02-11 | 国网湖北省电力有限公司电力科学研究院 | Secondary electrical measurement system for circuit breaker on primary and secondary fusion complete set of column |
| CN114242509A (en) * | 2021-12-24 | 2022-03-25 | 杭州玖熠信息科技有限公司 | Breaker on deep fusion column |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN109801814A (en) | A kind of pole-mounted circuit breaker of secondary deep fusion | |
| CN205004283U (en) | Automatic divide -shut brake miniature circuit breaker | |
| CN209168989U (en) | A kind of interlock of the earthing switch for switchgear | |
| CN105448578A (en) | Isolation switch and conductor thereof | |
| CN102271477A (en) | Door control device for electrical cabinet | |
| CN204333739U (en) | A kind of solid insulation ring main unit | |
| CN201927472U (en) | Voltage transformer with fuse for gas insulated cabinet | |
| CN204835350U (en) | Epoxy resin cast solid insulation cubical switchboard | |
| CN205028865U (en) | Automatic divide -shut brake miniature circuit breaker | |
| CN205303294U (en) | Load switch on adoption permanent -magnet type operating device's post | |
| CN205745544U (en) | The dual power source structure of flameproof valve electric device | |
| CN204012905U (en) | Intelligent duplicate power supply conversion vacuum switch cabinet | |
| CN204760838U (en) | It holds low intelligent combination formula transformer substation of decreasing to have to carry to transfer | |
| CN103337386A (en) | Large output angle spring operating mechanism | |
| CN209328793U (en) | A kind of Switch main body and controller integral on-pole switch | |
| CN204155795U (en) | Fixed vacuum breaker joins the interlock of switch cubicle | |
| CN203774166U (en) | Special tool for manual operation of vacuum circuit breaker | |
| CN206685196U (en) | A kind of novel shielding type electrical cable | |
| CN203135296U (en) | Miniature ring main unit | |
| CN209088284U (en) | A kind of switch on/off electric mechanism control module, ring network cabinet | |
| CN208460649U (en) | A kind of intensive breaker of detection mutual inductance | |
| CN201789268U (en) | Dividing circuit breaker equipment | |
| CN204375677U (en) | A kind of power clutch mechanism of miniature circuit breaker reclosing device | |
| CN110349796B (en) | Intelligent integrated circuit breaker | |
| CN204516661U (en) | A kind of mechanical interlocks |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20190524 |
|
| RJ01 | Rejection of invention patent application after publication |