CN104779100B - A kind of switch cubicle grounding switch operation interlocking mechanism - Google Patents
A kind of switch cubicle grounding switch operation interlocking mechanism Download PDFInfo
- Publication number
- CN104779100B CN104779100B CN201510225491.4A CN201510225491A CN104779100B CN 104779100 B CN104779100 B CN 104779100B CN 201510225491 A CN201510225491 A CN 201510225491A CN 104779100 B CN104779100 B CN 104779100B
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- switch
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- shaped card
- pins
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H31/00—Air-break switches for high tension without arc-extinguishing or arc-preventing means
- H01H31/003—Earthing switches
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H31/00—Air-break switches for high tension without arc-extinguishing or arc-preventing means
- H01H31/02—Details
- H01H31/04—Interlocking mechanisms
- H01H31/08—Interlocking mechanisms for interlocking two or more parts of the mechanism for operating contacts
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- Mechanisms For Operating Contacts (AREA)
- Driving Mechanisms And Operating Circuits Of Arc-Extinguishing High-Tension Switches (AREA)
Abstract
The present invention is switch cubicle grounding switch operation interlocking mechanism, its structure is operation handle built with B pins, big axle is operated equipped with earthed switch on switch cubicle side plate, spring stop is cased with axle successively, spring, U-shaped card plate, bolt is through the axial elliptical aperture on U-shaped card plate and big axle, earthed switch operates the hole of big axial end built with A pins, the A pins and bolt connection, installing plate is housed on switch cubicle side plate, auxiliary switch is housed on installing plate, pressing plate, latching electromagnet, reset tension spring is connected between pressing plate and installing plate, the two ends of pressing plate be pressed on auxiliary switch and U-shaped card plate on, the two ends of latching electromagnet power line are connected with latching electromagnet and Intelligent control device, the two ends of auxiliary switch holding wire are connected with auxiliary switch and Intelligent control device.Advantage：Original operating function is not affected, security is increased, electric equipment security and versatility requirement is met.Rational in infrastructure, make simply, easy for installation, applied widely.
Description
Technical field
The present invention relates to a kind of switch cubicle grounding switch operation interlocking mechanism, belongs to technical field of electric equipment.
Background technology
Need to use switch cubicle in multiple power systems, the earthed switch in switch cubicle is that high-voltage electrical equipment is made in maintenance
For the critical elements of safety ground, multiple earthed switches have not only be manually operable but also can electric operating the characteristics of.Existing multiple
Switch cubicle operates big axle by the earthed switch on rotary switch cabinet side plate, it is possible to achieve opened with the manually operated ground connection of operation handle
Close, it is also possible to which, by Intelligent control device, remote operation realizes electric operating earthed switch, do not join between two kinds of modes of operation
There is potential safety hazard in lock, operating process, it is impossible to meet the security reliability required by electric equipment.
Content of the invention
The purpose of the present invention is intended to overcome deficiencies of the prior art, designs a kind of switch cubicle and is grasped with earthed switch
Make interlocking mechanism.
The present invention technical solution be:Switch cubicle grounding switch operation interlocking mechanism, is characterized in that including electromagnetism Lock set I, U-shaped card board component II, switch cubicle side plate 1, B pins 14, operation handle 15, latching electromagnet power line 16, intelligence Actuation means 17, auxiliary switch holding wire 18, wherein operation handle 15 are equipped with auxiliary built with B pins 14, on switch cubicle side plate 1 Switch 3, earthed switch operation macro-axis 7, A pin 13, the locking in one end of latching electromagnet power line 16 and electromagnetic lock component I Electromagnet 5 is connected, and the other end of latching electromagnet power line 16 is connected with Intelligent control device 17, auxiliary switch holding wire 18 One end is connected with the auxiliary switch 3 in electromagnetic lock component I, the other end of auxiliary switch holding wire 18 with Intelligent control device 17 It is connected; One end of pressing plate 4 in electromagnetic lock component I is pressed on the U-shaped card plate 10 in U-shaped card board component II.
Advantage of the present invention: Switch cubicle grounding switch operation interlocking mechanism, in electric operating earthed switch, locking electricity The powered action of magnet, blocks operation handle and can not insert; In manually operated earthed switch, latching electromagnet is not charged, operation Handle insertion earthed switch is operated in big axle, and pressing plate pushes down auxiliary switch, cut-out electric operating loop.Original operating work is not affected Can, processing safety is increased, security reliability and versatility requirement required by electric equipment is met.Rational in infrastructure, make Simply, easy for installation, applied widely.
Description of the drawings
Fig. 1 is the structural representation of existing switch cubicle earthing switch operating mechanism.
Structural representations of the Fig. 2 for switch cubicle grounding switch operation interlocking mechanism.
Fig. 3 is the structural representation of the electromagnetic lock component I in Fig. 2.
Fig. 4 is II structural representation of U-shaped card board component in Fig. 2.
Fig. 5 is the schematic view of the mounting position of the A pins in Fig. 2.
Electrical schematic diagrams of the Fig. 6 for switch cubicle grounding switch operation interlocking mechanism.
In figure 1 is switch cubicle side plate, 2 is installing plate, 3 is auxiliary switch, 4 is pressing plate, 5 is latching electromagnet, 6 is multiple
Position extension spring, 7 be the big axle of ground switching manipulation, 8 be spring stop, 9 be spring, 10 be U-shaped card plate, 11 be bolt, 12 be axially ellipse
Circular hole, 13 be A pins, 14 be B pins, 15 be operation handle, 16 be latching electromagnet power line, 17 be Intelligent control device,
18 it is auxiliary switch holding wire, 19 be switch knob, 20 be opening button, 21 is motor.
Specific embodiment
The invention will be further described below in conjunction with the accompanying drawings.
As shown in Figure 2, switch cubicle grounding switch operation interlocking mechanism, its structure are to include electromagnetic lock component I, U-shaped
Clamp component II, switch cubicle side plate 1, B pins 14, operation handle 15, latching electromagnet power line 16, Intelligent control device 17,
Auxiliary switch holding wire 18,
Wherein operation handle 15 is built with B pins 14, big equipped with the operation of auxiliary switch 3, earthed switch on switch cubicle side plate 1
Axle 7, A pins 13,
One end of latching electromagnet power line 16 is connected with the latching electromagnet 5 in electromagnetic lock component I, latching electromagnet electricity
The other end of source line 16 is connected with Intelligent control device 17, auxiliary in one end of auxiliary switch holding wire 18 and electromagnetic lock component I
Help switch 3 be connected, the other end of auxiliary switch holding wire 18 be connected with Intelligent control device 17；Pressure in electromagnetic lock component I
One end of plate 4 is pressed on the U-shaped card plate 10 in U-shaped card board component II.
Such as accompanying drawing 3, electromagnetic lock component I, its structure be on installing plate 2 equipped with auxiliary switch 3, pressing plate 4, latching electromagnet 5,
Reset tension spring 6, wherein auxiliary switch 3 are mounted on installing plate 2,2 fixation clip 4 of installing plate, are connected between pressing plate 4 and installing plate 2
Reset tension spring 6, one end of pressing plate 4 are pressed on auxiliary switch 3, and the other end of pressing plate 4 is pressed on U-shaped card plate, latching electromagnet 5 with
U-shaped card plate 10 in U-shaped card board component II contacts.
Such as accompanying drawing 4, Fig. 5, U-shaped card board component II, its structure are to be cased with spring stop successively on the big axle 7 of earthed switch operation
8th, spring 9, U-shaped card plate 10, bolt 11 operate the axial elliptical aperture 12 on big axle 7, ground connection through U-shaped card plate 10 and earthed switch
Built with A pins 13, the A pins 13 are connected with bolt 11 in 12 hole of axial elliptical aperture of big 7 end face of axle of switching manipulation.
As shown in accompanying drawing 6,2,3,4,5, the working condition switch-dividing cabinet of switch cubicle grounding switch operation interlocking mechanism is needed
Electric operating earthed switch and switch cubicle is wanted to need manually operated earthed switch,
When switch cubicle needs electric operating earthed switch, only operation handle 15 is left earthed switch and operates big axle 7, A
Pin 13 is free state, and spring 9 promotes U-shaped card plate 10, U-shaped card plate 10 to promote pressing plate 4, makes pressing plate 4 compress auxiliary switch 3,
3 closing of contact of auxiliary switch, is located to 17 feedback condition signal of Intelligent control device, motor 21 by auxiliary switch holding wire 18
Loop connect, now can carry out electric operating order using switch knob 19 or opening button 20.21 powered rotation of motor, with
When 5 powered action of latching electromagnet, block U-shaped card plate 10, now operate big axle to operation handle 15 is inserted earthed switch
7, because U-shaped card plate 10 is blocked, A pins 13 withstand B pins 14, prevent the insertion of operation handle 15, realize switch cubicle in electricity
Dynamic operational grounding can not be operated manually when switching, and after the completion of electric operating, Intelligent control device 17 makes motor 21 be located
Loop power-off, motor 21 stop passing, while latching electromagnet 5 resets.
When switch cubicle needs manually operated earthed switch, the insertion earthed switch of operation handle 15 operates big axle 7, B pins
14 withstand A pins 13, promote bolt 11, make 10 compression spring 9 of U-shaped card plate, reset tension spring 6 pull pressing plate 4 with U-shaped card plate 10 1
Motion is played, and is disconnected 3 action of auxiliary switch, 3 contact of auxiliary switch, Intelligent control device 17 is given by auxiliary switch holding wire 18
Feedback signal, disconnects 21 place loop of motor, while latching electromagnet 5 is not charged, can now be operated manually, realize out
Closing cabinet can not carry out electric operating in manually operated earthed switch.
Meet the required safe and reliable property of switch cubicle operation.
Claims (4)
1. switch cubicle grounding switch operation interlocking mechanism, is characterized in that including electromagnetic lock component, U-shaped card board component, switch cubicle
Side plate, B pins, operation handle, latching electromagnet power line, Intelligent control device, auxiliary switch holding wire,
Wherein operation handle operates big axle, A pin equipped with auxiliary switch, earthed switch built with B pins on switch cubicle side plate,
One end of latching electromagnet power line is connected with the latching electromagnet in electromagnetic lock component, latching electromagnet power line another
One end is connected with Intelligent control device, and one end of auxiliary switch holding wire is connected with the auxiliary switch in electromagnetic lock component, auxiliary
The other end of switch signal line is connected with Intelligent control device；One end of pressing plate in electromagnetic lock component is pressed in U-shaped card board component
In U-shaped card plate on.
2. switch cubicle grounding switch operation interlocking mechanism as claimed in claim 1, is characterized in that described electromagnetic lock component,
Its structure is that wherein auxiliary switch is mounted in peace equipped with auxiliary switch, pressing plate, latching electromagnet, reset tension spring on switch cubicle side plate
On dress plate, installing plate fixation clip is connected with reset tension spring between pressing plate and installing plate, the other end of pressing plate is pressed in auxiliary switch
On, latching electromagnet is contacted with the U-shaped card plate in U-shaped card board component.
3. switch cubicle grounding switch operation interlocking mechanism as claimed in claim 1, is characterized in that described U-shaped card plate group
Part, its structure are to be cased with spring stop, spring, U-shaped card plate successively on the big axle of earthed switch operation, and A is housed on switch cubicle side plate
Pin, the A pins and bolt connection, bolt operate the axial elliptical aperture on big axle through U-shaped card plate and earthed switch.
4. the method for work of switch cubicle grounding switch operation interlocking mechanism, is characterized in that switch-dividing cabinet needs electric operating to be grounded
Switch and switch cubicle need the method for work of manually operated earthed switch, wherein when switch cubicle needs electric operating earthed switch
When, only operation handle is left earthed switch and operates big axle, and A pins are free state, and spring promotion U-shaped card plate, U-shaped card plate are pushed away
Dynamic pressure plate, makes pressing plate compress auxiliary switch, and the auxiliary switch closing of contact is anti-to Intelligent control device by auxiliary switch holding wire
Feedback conditioned signal, the loop that motor is located are connected, and now can carry out electric operating order using switch knob or opening button；Electricity
The powered rotation of machine, while the powered action of latching electromagnet, blocks U-shaped card plate, now to operation handle is inserted earthed switch
Big axle is operated, because U-shaped card plate is blocked, A pins withstand B pins, prevent the insertion of operation handle, realize switch cubicle electronic
Operational grounding can not be operated manually when switching, and after the completion of electric operating, Intelligent control device makes the loop that motor is located break
Electricity, motor stop passing, while latching electromagnet resets；
When switch cubicle needs manually operated earthed switch, operation handle insertion earthed switch operates big axle, B pins to withstand A pins
Post, promotes bolt, makes U-shaped card plate compression spring, reset tension spring pull pressing plate to move with U-shaped card plate, moves auxiliary switch
Make, auxiliary switch contact disconnects, and Intelligent control device feedback signal is given by auxiliary switch holding wire, make motor place loop break
Open, while latching electromagnet is not charged, can now be operated manually, realize that switch cubicle can not in manually operated earthed switch
Carry out electric operating.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510225491.4A CN104779100B (en) | 2015-05-06 | 2015-05-06 | A kind of switch cubicle grounding switch operation interlocking mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510225491.4A CN104779100B (en) | 2015-05-06 | 2015-05-06 | A kind of switch cubicle grounding switch operation interlocking mechanism |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104779100A CN104779100A (en) | 2015-07-15 |
| CN104779100B true CN104779100B (en) | 2017-03-15 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510225491.4A Active CN104779100B (en) | 2015-05-06 | 2015-05-06 | A kind of switch cubicle grounding switch operation interlocking mechanism |
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| CN (1) | CN104779100B (en) |
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105161334A (en) * | 2015-09-28 | 2015-12-16 | 国家电网公司 | Switching interlocking mechanism of electric grounding knife-switch |
| CN106024490A (en) * | 2016-08-05 | 2016-10-12 | 国家电网公司 | Electromagnet locking grounding switch rotating shaft device and working method thereof |
| CN107564746B (en) * | 2017-09-20 | 2020-03-17 | 国家电网公司 | Electric ground knife interlocking device of medium-voltage switch cabinet and working method thereof |
| CN109346346B (en) * | 2018-11-13 | 2024-04-16 | 浙江临高电气实业有限公司 | Interlocking mechanism of grounding switch |
| CN110993400B (en) * | 2019-11-08 | 2021-12-17 | 河南平高通用电气有限公司 | Switch cabinet and electric ground knife locking control method of switch cabinet |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE4110982C2 (en) * | 1991-04-05 | 1993-12-23 | Abb Patent Gmbh | Locking device |
| US5998744A (en) * | 1998-10-12 | 1999-12-07 | Thomas & Betts International, Inc. (De) | Power outlet with safety interlock |
| CN201845677U (en) * | 2010-08-24 | 2011-05-25 | 温州新机电器有限公司 | Switching structure capable of preferably choosing manual operation rather than electric operation for grounding switch of electrical operating cabinet |
| CN202855578U (en) * | 2012-09-24 | 2013-04-03 | 厦门明翰电气股份有限公司 | Interlocking device with priority of grounding switch manual operation |
| CN103280345A (en) * | 2013-06-14 | 2013-09-04 | 苏州达宏电子科技有限公司 | Electric operating mechanism for earthing switch |
| CN204614692U (en) * | 2015-05-06 | 2015-09-02 | 河南森源电气股份有限公司 | A kind of switch cubicle grounding switch operation interlocking mechanism |
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- 2015-05-06 CN CN201510225491.4A patent/CN104779100B/en active Active
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| CN104779100A (en) | 2015-07-15 |
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