CN114724904B - Remote intelligent fault removing device for high-voltage drop switch - Google Patents
Remote intelligent fault removing device for high-voltage drop switch Download PDFInfo
- Publication number
- CN114724904B CN114724904B CN202210410140.0A CN202210410140A CN114724904B CN 114724904 B CN114724904 B CN 114724904B CN 202210410140 A CN202210410140 A CN 202210410140A CN 114724904 B CN114724904 B CN 114724904B
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- China
- Prior art keywords
- fuse tube
- voltage fuse
- voltage
- lifting rope
- elastic sheet
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H85/00—Protective devices in which the current flows through a part of fusible material and this current is interrupted by displacement of the fusible material when this current becomes excessive
- H01H85/54—Protective devices wherein the fuse is carried, held, or retained by an intermediate or auxiliary part removable from the base, or used as sectionalisers
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H85/00—Protective devices in which the current flows through a part of fusible material and this current is interrupted by displacement of the fusible material when this current becomes excessive
- H01H85/02—Details
- H01H85/04—Fuses, i.e. expendable parts of the protective device, e.g. cartridges
- H01H85/041—Fuses, i.e. expendable parts of the protective device, e.g. cartridges characterised by the type
- H01H85/042—General constructions or structure of high voltage fuses, i.e. above 1000 V
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H85/00—Protective devices in which the current flows through a part of fusible material and this current is interrupted by displacement of the fusible material when this current becomes excessive
- H01H85/02—Details
- H01H85/20—Bases for supporting the fuse; Separate parts thereof
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y04—INFORMATION OR COMMUNICATION TECHNOLOGIES HAVING AN IMPACT ON OTHER TECHNOLOGY AREAS
- Y04S—SYSTEMS INTEGRATING TECHNOLOGIES RELATED TO POWER NETWORK OPERATION, COMMUNICATION OR INFORMATION TECHNOLOGIES FOR IMPROVING THE ELECTRICAL POWER GENERATION, TRANSMISSION, DISTRIBUTION, MANAGEMENT OR USAGE, i.e. SMART GRIDS
- Y04S10/00—Systems supporting electrical power generation, transmission or distribution
- Y04S10/20—Systems supporting electrical power generation, transmission or distribution using protection elements, arrangements or systems
Abstract
The invention discloses a remote intelligent fault removing device of a high-voltage drop switch, wherein a top bracket and a bottom bracket are fixedly arranged at the upper end and the lower end of a switch body respectively, a hoisting motor is fixed at the lower end of the bottom bracket, an insulating lifting rope is wound on a shaft of the hoisting motor, and one end of the insulating lifting rope passes through a guide wheel on the bottom bracket and a through hole on the bottom bracket and then is fixed on a fuse base; the plug pin of fuse base cooperates with the jack on the bottom support, and drive gear passes through the connecting piece and is connected with the high-pressure fuse tube, and the upper end of high-pressure fuse tube cooperates with the shell fragment that compresses tightly of dress on the support of top, compresses tightly the shell fragment top and is equipped with the electro-magnet that compresses tightly that plays the actuation effect to compressing tightly the shell fragment, compress tightly the electro-magnet and adorn on the support of top admittedly, be equipped with signal acquisition control system in addition on the support of top. The invention can effectively improve the working efficiency and the power supply reliability.
Description
Technical Field
The invention relates to a remote intelligent fault removing device for a high-voltage drop switch.
Background
The drop switch is an indispensable device in a high-voltage transmission line, when the current in the line is overlarge, a fuse wire in the drop switch is heated and fused due to the overlarge current, and the purpose of protecting the line is achieved. When the high-voltage drop switch fails, a maintainer needs to go to the site to check, and a climbing rod contacts the high-voltage equipment in a short distance to carry a large amount of maintenance equipment; various protective props are worn after the switch is on site, the positions of the on-site drop switches are different in height, and the length of the insulating rod is difficult to control in advance; the higher the drop switch position is, the greater the operation degree of difficulty is, and there is insulating rod to inaccurate fusing tube hole, combined floodgate to inaccurate draw-in groove, fusing tube and change the inaccurate scheduling problem in installation draw-in groove position. Especially, when manual operation is not proper, the problems of error in the sequence of arc discharge, brake opening, closing and the like can occur. Therefore, the personal safety of the maintainers is threatened, the efficiency is low, and great potential safety hazards exist.
Disclosure of Invention
The invention aims to provide a high-voltage drop switch remote intelligent fault removal device which is high in working efficiency and safe in replacement of a fuse tube.
The technical solution of the invention is as follows:
the utility model provides a long-range intelligent troubleshooting device of high pressure drop switch, characterized by: the switch comprises a switch body, wherein a top support and a bottom support are fixedly arranged at the upper end and the lower end of the switch body respectively, a hoisting motor is fixed at the lower end of the bottom support, an insulating lifting rope is wound on a shaft of the hoisting motor, and one end of the insulating lifting rope passes through a guide wheel on the bottom support, penetrates through a through hole on the bottom support and then is fixed on a fuse base; the plug pin of the fuse base is matched with the jack on the bottom bracket, the bottom bracket is provided with a closing motor and a driving gear driven by the closing motor, the driving gear is meshed with a transmission gear on the fuse base, the transmission gear is connected with a high-voltage fuse tube through a connecting piece, the upper end of the high-voltage fuse tube is matched with a compression elastic sheet arranged on the top bracket, a compression electromagnet which plays a suction role on the compression elastic sheet is arranged above the compression elastic sheet, the compression electromagnet is fixedly arranged on the top bracket, and the top bracket is additionally provided with a signal acquisition control system;
when a fault occurs, the brake is firstly switched off, the signal acquisition control system sends a signal to control the upper end of the fuse to press the electromagnet to suck, the pressing elastic sheet is separated from the top of the high-voltage fuse tube to be loosened, and the high-voltage fuse tube is automatically switched off based on gravity.
The working method comprises the following steps: when a fault occurs, the upper end of the fuse is controlled to press the electromagnet to suck, the pressing elastic sheet is separated from the top of the high-voltage fuse tube to be loosened, and the high-voltage fuse tube is automatically opened based on gravity; the signal acquisition control system sends a signal to control the winch motor to release the high-voltage fuse tube and release the insulating lifting rope, the high-voltage fuse tube is released to the ground through the insulating lifting rope, at the moment, the high-voltage fuse tube is manually replaced, then the signal acquisition control system controls the winch motor to roll up the insulating lifting rope, the insulating lifting rope drives the fuse tube base to ascend to the plug pin of the high-voltage fuse tube to be inserted into the jack of the bottom support, then the switching-on motor is powered on, the driving gear drives the transmission gear, and the high-voltage fuse tube is switched on; then the signal acquisition control system controls the upper end of the fuse to compress the electromagnet to release the compression elastic sheet, the compression elastic sheet is in close contact with the top of the high-voltage fuse tube, and the high-voltage fuse tube is installed on the fuse tube base.
The invention can effectively solve the problems of low working efficiency and large danger coefficient of the high-voltage drop switch for replacing the fuse tube, can realize the switching-off and switching-on of the switch and the remote control of the fuse tube, only needs to replace the fuse tube on the ground, is favorable for realizing the troubleshooting automation, and improves the working efficiency and the power supply reliability.
Drawings
The invention is further illustrated by the following figures and examples.
Fig. 1 is a schematic structural diagram of an embodiment of the present invention.
Fig. 2 and fig. 3 are schematic diagrams of different states of the high-voltage drop switch of the invention.
1-a bottom bracket, 2-a top bracket, 3-a hoisting motor, 4-a fuse base, 5-an insulating lifting rope, 6-a transmission gear, 7-a bolt, 8-a jack, 9-a guide wheel, 10-a high-voltage fuse tube, 11-a pressing elastic sheet, 12-a pressing electromagnet, 13-a signal acquisition control system, 14-a battery panel and 15-a solar panel.
Detailed Description
A remote intelligent fault removal device for a high-voltage drop switch comprises a switch body, wherein the upper end and the lower end of the switch body are respectively and fixedly provided with a top support 2 and a bottom support 1, the lower end of the bottom support is fixedly provided with a hoisting motor 3, an insulating lifting rope 5 is wound on a shaft of the hoisting motor, and one end of the insulating lifting rope passes through a guide wheel 9 on the bottom support, penetrates through a through hole on the bottom support and is fixed on a fuse base 4; the plug pin 7 of the fuse base is matched with a jack 8 on the bottom support, a closing motor and a driving gear driven by the closing motor are arranged on the bottom support, the driving gear is meshed with a transmission gear 6 on the fuse base, the transmission gear is connected with a high-voltage fuse tube 10 through a connecting piece, the upper end of the high-voltage fuse tube is matched with a pressing elastic sheet 11 arranged on the top support, a pressing electromagnet 12 playing a suction role on the pressing elastic sheet is arranged above the pressing elastic sheet, the pressing electromagnet is fixedly arranged on the top support, and a signal acquisition control system 13 is additionally arranged on the top support;
when a fault occurs, the brake is firstly switched off, the signal acquisition control system sends a signal to control the upper end of the fuse to press the electromagnet to suck, the pressing elastic sheet is separated from the top of the high-voltage fuse tube to be loosened, and the high-voltage fuse tube is automatically switched off based on gravity.
The working method comprises the following steps: when a fault occurs, the upper end of the fuse is controlled to press the electromagnet to suck, the pressing elastic sheet is separated from the top of the high-voltage fuse tube to be loosened, and the high-voltage fuse tube is automatically opened based on gravity; the signal acquisition control system sends a signal to control the winch motor to release the high-voltage fuse tube and release the insulating lifting rope, the high-voltage fuse tube is released to the ground through the insulating lifting rope, at the moment, the high-voltage fuse tube is manually replaced, then the signal acquisition control system controls the winch motor to roll up the insulating lifting rope, the insulating lifting rope drives the fuse tube base to ascend to the plug pin of the high-voltage fuse tube to be inserted into the jack of the bottom support, then the switching-on motor is powered on, the driving gear drives the transmission gear, and the high-voltage fuse tube is switched on; then the signal acquisition control system controls the upper end of the fuse to compress the electromagnet to release the compression elastic sheet, the compression elastic sheet is in close contact with the top of the high-voltage fuse tube, and the high-voltage fuse tube is installed on the fuse tube base.
The power supply system comprises a cell panel 14 and a solar cell panel 15, wherein the solar cell panel and the cell panel are positioned at the upper end of the top support.
Finally, it should be noted that the above embodiments are only used for illustrating the technical solutions of the present invention and not for limiting the same. It will be understood by those skilled in the art that various changes in form and details may be made therein without departing from the spirit and scope of the invention as defined by the appended claims.
Claims (2)
1. The utility model provides a long-range intelligent troubleshooting device of high pressure drop switch, characterized by: the switch comprises a switch body, wherein a top support and a bottom support are fixedly arranged at the upper end and the lower end of the switch body respectively, a hoisting motor is fixed at the lower end of the bottom support, an insulating lifting rope is wound on a shaft of the hoisting motor, and one end of the insulating lifting rope passes through a guide wheel on the bottom support, penetrates through a through hole on the bottom support and then is fixed on a fuse base; the plug pin of the fuse base is matched with the jack on the bottom bracket, the bottom bracket is provided with a closing motor and a driving gear driven by the closing motor, the driving gear is meshed with a transmission gear on the fuse base, the transmission gear is connected with a high-voltage fuse tube through a connecting piece, the upper end of the high-voltage fuse tube is matched with a compression elastic sheet arranged on the top bracket, a compression electromagnet which plays a suction role on the compression elastic sheet is arranged above the compression elastic sheet, the compression electromagnet is fixedly arranged on the top bracket, and the top bracket is additionally provided with a signal acquisition control system;
when a fault occurs, the brake is firstly switched off, the signal acquisition control system sends a signal to control the upper end of the fuse to press the electromagnet to suck, the pressing elastic sheet is separated from the top of the high-voltage fuse tube to be loosened, and the high-voltage fuse tube is automatically switched off based on gravity.
2. The remote intelligent fault removal device for the high-voltage drop switch according to claim 1, which is characterized in that: the working method comprises the following steps: when a fault occurs, the upper end of the fuse is controlled to press the electromagnet to suck, the pressing elastic sheet is separated from the top of the high-voltage fuse tube to be loosened, and the high-voltage fuse tube is automatically opened based on gravity; the signal acquisition control system sends a signal to control the winch motor to release the high-voltage fuse tube and release the insulating lifting rope, the high-voltage fuse tube is released to the ground through the insulating lifting rope, at the moment, the high-voltage fuse tube is manually replaced, then the signal acquisition control system controls the winch motor to roll up the insulating lifting rope, the insulating lifting rope drives the fuse tube base to ascend to the plug pin of the high-voltage fuse tube to be inserted into the jack of the bottom support, then the switching-on motor is powered on, the driving gear drives the transmission gear, and the high-voltage fuse tube is switched on; then the signal acquisition control system controls the upper end of the fuse to compress the electromagnet to release the compression elastic sheet, the compression elastic sheet is in close contact with the top of the high-voltage fuse tube, and the high-voltage fuse tube is installed on the fuse tube base.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210410140.0A CN114724904B (en) | 2022-04-19 | 2022-04-19 | Remote intelligent fault removing device for high-voltage drop switch |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210410140.0A CN114724904B (en) | 2022-04-19 | 2022-04-19 | Remote intelligent fault removing device for high-voltage drop switch |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN114724904A CN114724904A (en) | 2022-07-08 |
| CN114724904B true CN114724904B (en) | 2023-03-24 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202210410140.0A Active CN114724904B (en) | 2022-04-19 | 2022-04-19 | Remote intelligent fault removing device for high-voltage drop switch |
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Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2534670Y (en) * | 2002-02-28 | 2003-02-05 | 上海天衣实业有限公司 | Remote control driving device for drop-off fusible cut-out |
| CN203445085U (en) * | 2013-07-23 | 2014-02-19 | 国家电网公司 | Remotely-controlled drop-type fuse |
| WO2015040541A1 (en) * | 2013-09-17 | 2015-03-26 | Mazer Technologies (Pty) Limited | Dropout fuse assembly and fuse holder |
| CN205845889U (en) * | 2016-05-13 | 2016-12-28 | 北京京开华源电气有限公司 | It is provided with the high-voltage drop type anti-hemiplegia fuse of double fuse tube |
| CN207781521U (en) * | 2017-12-15 | 2018-08-28 | 国网河南省电力公司新乡县供电公司 | A kind of 35kV built-in type high pressures fuse tube dismounting auxiliary tool |
| CN109449809A (en) * | 2018-12-10 | 2019-03-08 | 国网山东省电力公司莱西市供电公司 | A kind of fuse switch automatic switching device |
-
2022
- 2022-04-19 CN CN202210410140.0A patent/CN114724904B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2534670Y (en) * | 2002-02-28 | 2003-02-05 | 上海天衣实业有限公司 | Remote control driving device for drop-off fusible cut-out |
| CN203445085U (en) * | 2013-07-23 | 2014-02-19 | 国家电网公司 | Remotely-controlled drop-type fuse |
| WO2015040541A1 (en) * | 2013-09-17 | 2015-03-26 | Mazer Technologies (Pty) Limited | Dropout fuse assembly and fuse holder |
| CN205845889U (en) * | 2016-05-13 | 2016-12-28 | 北京京开华源电气有限公司 | It is provided with the high-voltage drop type anti-hemiplegia fuse of double fuse tube |
| CN207781521U (en) * | 2017-12-15 | 2018-08-28 | 国网河南省电力公司新乡县供电公司 | A kind of 35kV built-in type high pressures fuse tube dismounting auxiliary tool |
| CN109449809A (en) * | 2018-12-10 | 2019-03-08 | 国网山东省电力公司莱西市供电公司 | A kind of fuse switch automatic switching device |
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|---|---|
| CN114724904A (en) | 2022-07-08 |
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