CN107507716B - A kind of looped network cabinet switch interlock - Google Patents
A kind of looped network cabinet switch interlock Download PDFInfo
- Publication number
- CN107507716B CN107507716B CN201710619380.0A CN201710619380A CN107507716B CN 107507716 B CN107507716 B CN 107507716B CN 201710619380 A CN201710619380 A CN 201710619380A CN 107507716 B CN107507716 B CN 107507716B
- Authority
- CN
- China
- Prior art keywords
- interlock plate
- operating shaft
- division
- interlock
- spinner handle
- 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.)
- Expired - Fee Related
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Classifications
-
- 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
- H01H9/20—Interlocking, locking, or latching mechanisms
- H01H9/26—Interlocking, locking, or latching mechanisms for interlocking two or more switches
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- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Patch Boards (AREA)
Abstract
A kind of looped network cabinet switch interlock, including the first interlock plate, the second interlock plate；First interlock plate upper end and breaker division position spinner handle are rotatablely connected, second interlock plate upper end and the first interlock plate lower end form overlapping region, it is located at the first interlock plate in the overlapping region, first sliding groove is respectively set on second interlock plate, second sliding slot, fixing axle passes through the first sliding groove, second sliding slot, second interlock plate, which is located at below the overlapping region, forms groove, disconnecting switch division operating shaft, earthing switch division operating shaft is arranged in parallel with groove respectively, the setting isolation ground connection division position spinner handle between disconnecting switch division operating shaft and earthing switch division operating shaft, the isolation ground connection division position spinner handle and the second interlock plate are rotatablely connected.Disconnecting switch division operating shaft, the formation of earthing switch division operating shaft are blocked using the first interlock plate, the second interlock plate, the reliability of switch interlock is improved, prevents maloperation.
Description
Technical field
The present invention relates to technical field of electric appliances, and in particular to a kind of looped network cabinet switch interlock.
Background technique
Ring network cabinet (Ring Main Unit) is one group of transmission & distribution electrical equipment (high-tension switch gear) mounted in metal or non-gold
Belong in insulation cabinet body or be made into the electrical equipment of assembled compartment ring network power supplying units, core uses breaker or load
Switch, disconnecting switch and earthing switch load switch and fuse, with structure is simple, small in size, price is low, power supply can be improved
The advantages that parameter and performance and power supply safety.It is widely used in Urban Residential District, skyscraper, large-scale public builds
It builds, in the power distribution station and box-type substation of load centers such as factory and enterprise.
The reliability for improving switchgear interlocking prevents maloperation from needing emphasis to consider when being always ring network cabinet design.
Summary of the invention
The present invention is in order to solve the above technical problems, provide a kind of looped network cabinet switch interlock.
The following technical solution is employed for the technical problems to be solved by the invention to realize.
A kind of looped network cabinet switch interlock, including the first interlock plate, the second interlock plate；First interlock plate upper end with
The rotation connection of breaker division position spinner handle, the first interlock plate lower end are located above disconnecting switch division operating shaft, and described second
Interlock plate upper end and the first interlock plate lower end form overlapping region, and the first interlock plate, the second interlocking are located in the overlapping region
First sliding groove, second sliding slot are respectively set on plate, fixing axle passes through the first sliding groove, second sliding slot, and the second interlock plate is located at
Groove is formed below the overlapping region, disconnecting switch division operating shaft, earthing switch division operating shaft are parallel with groove respectively
Arrangement, the setting isolation ground connection division position spinner handle between disconnecting switch division operating shaft and earthing switch division operating shaft,
The isolation ground connection division position spinner handle and the second interlock plate are rotatablely connected.
It is further preferred that first interlock plate upper end and breaker division position spinner handle, isolation ground connection division position
Spinner handle passes through fixed sheath with the second interlock plate respectively and is rotatablely connected.
It is further preferred that the isolation ground connection division position spinner handle and the second interlock plate tie point are located at the second interlock plate
Upper groove middle position.
The invention has the benefit that utilizing the first interlock plate, second by setting the first interlock plate, the second interlock plate
Interlock plate blocks disconnecting switch division operating shaft, the formation of earthing switch division operating shaft, improves the reliability of switch interlock, prevents
Only maloperation；The configuration of the present invention is simple, it is easy to operate.
Detailed description of the invention
Fig. 1 is present invention switch separating brake ground state schematic diagram；
Fig. 2 is present invention switch gate-dividing state schematic diagram；
Fig. 3 is disconnecting switch "on" position schematic diagram of the present invention；
Fig. 4 is breaker closing status diagram of the present invention.
Specific embodiment
In order to be easy to understand the technical means, the creative features, the aims and the efficiencies achieved by the present invention, tie below
Conjunction is specifically illustrating, and the present invention is further explained.
As shown in Figs 1-4, a kind of looped network cabinet switch interlock, including the first interlock plate 2, the second interlock plate 4；First
2 upper end of jam plate and breaker division position spinner handle 1 are rotatablely connected, and 2 lower end of the first interlock plate is located at disconnecting switch division operating shaft 7
Top, 4 upper end of the second interlock plate and 2 lower end of the first interlock plate form overlapping region, and the first interlocking is located in the overlapping region
First sliding groove 3, second sliding slot 5 are respectively set on plate 2, the second interlock plate 4, fixing axle 6 passes through first sliding groove 3, second sliding slot 5,
Second interlock plate 4, which is located at below the overlapping region, forms groove 10, disconnecting switch division operating shaft 7, earthing switch division behaviour
Make axis 9 to be arranged in parallel with groove 10 respectively, be set between disconnecting switch division operating shaft 7 and earthing switch division operating shaft 9
Isolation ground connection division position spinner handle 8 is set, isolation ground connection division position spinner handle 8 and the second interlock plate 4 are rotatablely connected, preferred to be isolated
Ground connection division position spinner handle 8 and 4 tie point of the second interlock plate are located at 4 upper groove of the second interlock plate, 10 middle position.
Earthing switch division operating shaft 9 (isolation ground connection division position spinner handle 8) is rotated, earthing switch closes a floodgate, isolation ground connection
Division position spinner handle 8 drives the second interlock plate 4 to move down, and disconnecting switch division operating shaft 7 is blocked and cannot be grasped by the second interlock plate 4
Make, disconnecting switch cannot close a floodgate, and prevent combined floodgate with ground.
Rotary isolation switch division operating shaft 7 (isolation ground connection division position spinner handle 8), disconnecting switch is closed a floodgate, isolation ground connection
Division position spinner handle 8 drives the second interlock plate 4 to move up, and earthing switch division operating shaft 9 is blocked and cannot be grasped by the second interlock plate 4
Make, earthing switch cannot close a floodgate, and prevent live connection of ground wire.
Rotary breaker division position spinner handle 1, breaker closing, breaker division position spinner handle 1 drive the first interlock plate 2
It moves down, disconnecting switch division operating shaft 7 is blocked and cannot be operated by the first interlock plate 2, and disconnecting switch cannot close a floodgate, and prevents accidentally point mistake
Close disconnecting switch.
The basic principles, main features and advantages of the present invention have been shown and described above.The technology of the industry
For personnel it should be appreciated that the present invention is not limited to the above embodiments, described in the above embodiment and specification is only the present invention
Preference, be not intended to limit the invention, without departing from the spirit and scope of the present invention, the present invention also has various
Changes and improvements, these changes and improvements all fall within the protetion scope of the claimed invention.The claimed scope of the invention is by institute
Attached claims and its equivalent thereof.
Claims (1)
1. a kind of looped network cabinet switch interlock, it is characterised in that: including the first interlock plate, the second interlock plate；Described first
Jam plate upper end and breaker division position spinner handle are rotatablely connected, and the first interlock plate lower end is located in disconnecting switch division operating shaft
Side, second interlock plate upper end and the first interlock plate lower end form overlapping region, and the first interlocking is located in the overlapping region
It is respectively set first sliding groove, second sliding slot on plate, the second interlock plate, fixing axle passes through the first sliding groove, second sliding slot, and second
Interlock plate, which is located at below the overlapping region, forms groove, disconnecting switch division operating shaft, earthing switch division operating shaft difference
It is arranged in parallel with groove, the setting isolation ground connection division between disconnecting switch division operating shaft and earthing switch division operating shaft
Position spinner handle, isolation ground connection division position spinner handle and the second interlock plate are rotatablely connected, first interlock plate upper end with break
Road device division position spinner handle, isolation ground connection division position spinner handle passes through fixed sheath with the second interlock plate respectively and is rotatablely connected, described
Isolation ground connection division position spinner handle and the second interlock plate tie point are located at the second interlock plate upper groove middle position.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710619380.0A CN107507716B (en) | 2017-07-26 | 2017-07-26 | A kind of looped network cabinet switch interlock |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710619380.0A CN107507716B (en) | 2017-07-26 | 2017-07-26 | A kind of looped network cabinet switch interlock |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN107507716A CN107507716A (en) | 2017-12-22 |
| CN107507716B true CN107507716B (en) | 2019-07-09 |
Family
ID=60690008
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710619380.0A Expired - Fee Related CN107507716B (en) | 2017-07-26 | 2017-07-26 | A kind of looped network cabinet switch interlock |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107507716B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US11476647B1 (en) * | 2021-04-22 | 2022-10-18 | Rockwell Automation Technologies, Inc. | Maintenance grounding device in motor control center with integrated interlock system |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE9001127U1 (en) * | 1990-02-01 | 1991-05-29 | Klöckner-Moeller Elektrizitäts GmbH, 5300 Bonn | Locking device against simultaneous switching on of at least two mechanically or electrically operated switches |
| CN201780898U (en) * | 2010-09-02 | 2011-03-30 | 广西银河迪康电气有限公司 | Five-prevention interlock operating device for circuit breaker cabinet |
| CN202332637U (en) * | 2011-11-24 | 2012-07-11 | 温州新机电器有限公司 | Improved operation interlocking mechanism for switch cabinet |
| CN103050304A (en) * | 2011-10-14 | 2013-04-17 | 沈阳昊诚电气股份有限公司 | Five-prevention interlocking mechanism |
-
2017
- 2017-07-26 CN CN201710619380.0A patent/CN107507716B/en not_active Expired - Fee Related
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE9001127U1 (en) * | 1990-02-01 | 1991-05-29 | Klöckner-Moeller Elektrizitäts GmbH, 5300 Bonn | Locking device against simultaneous switching on of at least two mechanically or electrically operated switches |
| CN201780898U (en) * | 2010-09-02 | 2011-03-30 | 广西银河迪康电气有限公司 | Five-prevention interlock operating device for circuit breaker cabinet |
| CN103050304A (en) * | 2011-10-14 | 2013-04-17 | 沈阳昊诚电气股份有限公司 | Five-prevention interlocking mechanism |
| CN202332637U (en) * | 2011-11-24 | 2012-07-11 | 温州新机电器有限公司 | Improved operation interlocking mechanism for switch cabinet |
Also Published As
| Publication number | Publication date |
|---|---|
| CN107507716A (en) | 2017-12-22 |
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| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20190709 Termination date: 20210726 |
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| CF01 | Termination of patent right due to non-payment of annual fee |