CN104538243A - Vacuum load switch - Google Patents

Vacuum load switch Download PDF

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Publication number
CN104538243A
CN104538243A CN201510039291.XA CN201510039291A CN104538243A CN 104538243 A CN104538243 A CN 104538243A CN 201510039291 A CN201510039291 A CN 201510039291A CN 104538243 A CN104538243 A CN 104538243A
Authority
CN
China
Prior art keywords
load switch
vacuum load
housing
vacuum
switch according
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
Application number
CN201510039291.XA
Other languages
Chinese (zh)
Inventor
李中华
张旭峰
沈建浩
谢刘丹
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
ZHEJIANG TRULY ELECTRIC CO Ltd
State Grid Corp of China SGCC
State Grid Zhejiang Electric Power Co Ltd
Hangzhou Power Supply Co of State Grid Zhejiang Electric Power Co Ltd
Original Assignee
ZHEJIANG TRULY ELECTRIC CO Ltd
State Grid Corp of China SGCC
State Grid Zhejiang Electric Power Co Ltd
Hangzhou Power Supply Co of State Grid Zhejiang Electric Power Co Ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by ZHEJIANG TRULY ELECTRIC CO Ltd, State Grid Corp of China SGCC, State Grid Zhejiang Electric Power Co Ltd, Hangzhou Power Supply Co of State Grid Zhejiang Electric Power Co Ltd filed Critical ZHEJIANG TRULY ELECTRIC CO Ltd
Priority to CN201510039291.XA priority Critical patent/CN104538243A/en
Publication of CN104538243A publication Critical patent/CN104538243A/en
Pending legal-status Critical Current

Links

Classifications

    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01HELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H33/00High-tension or heavy-current switches with arc-extinguishing or arc-preventing means
    • H01H33/60Switches wherein the means for extinguishing or preventing the arc do not include separate means for obtaining or increasing flow of arc-extinguishing fluid
    • H01H33/66Vacuum switches
    • H01H33/662Housings or protective screens
    • H01H33/66207Specific housing details, e.g. sealing, soldering or brazing
    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01HELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H33/00High-tension or heavy-current switches with arc-extinguishing or arc-preventing means
    • H01H33/60Switches wherein the means for extinguishing or preventing the arc do not include separate means for obtaining or increasing flow of arc-extinguishing fluid
    • H01H33/66Vacuum switches
    • H01H33/664Contacts; Arc-extinguishing means, e.g. arcing rings
    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01HELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H33/00High-tension or heavy-current switches with arc-extinguishing or arc-preventing means
    • H01H33/60Switches wherein the means for extinguishing or preventing the arc do not include separate means for obtaining or increasing flow of arc-extinguishing fluid
    • H01H33/66Vacuum switches
    • H01H33/662Housings or protective screens
    • H01H33/66207Specific housing details, e.g. sealing, soldering or brazing
    • H01H2033/66223Details relating to the sealing of vacuum switch housings

Landscapes

  • High-Tension Arc-Extinguishing Switches Without Spraying Means (AREA)
  • Driving Mechanisms And Operating Circuits Of Arc-Extinguishing High-Tension Switches (AREA)

Abstract

The application discloses a vacuum load switch. The vacuum load switch comprises a vacuum load switch body, and a control device which is arranged on the vacuum load switch for data interaction with transformer substation equipment by virtue of a communication line and controls the vacuum load switch body according to data information sent by the transformer substation equipment. The vacuum load switch body comprises an isolating end insulator assembly, a current transformer, an isolating fracture, an isolating fracture operating insulating shaft, an operating insulating shaft of a vacuum arc-extinguishing chamber, a hoisting device, a housing, the vacuum arc-extinguishing chamber, an insulator cable assembly of the arc-extinguishing chamber, an operating mechanism and an operating handle. The control device is arranged, so that a distribution line of the vacuum load switch can be automatically managed and controlled, and the work efficiency is improved.

Description

A kind of vacuum load switch
Technical field
The application relates to electrical equipment technical field, more particularly, relates to a kind of vacuum load switch.
Background technology
In recent years, along with economic development, China's power industry keeps the fast-developing impetus, since the upgrading urban and rural power grids engineering that country comes into effect, the application of vacuum load switch is more and more extensive, how to improve automatic management and the control of vacuum load switch, become one of those skilled in the art's technical problem urgently to be resolved hurrily.
Summary of the invention
In view of this, the application provides a kind of vacuum load switch that can realize automatic management and control.
To achieve these goals, the existing scheme proposed is as follows:
A kind of vacuum load switch, comprising:
Vacuum load switch body;
What be arranged on that vacuum load switch shuts carries out data interaction for crossing communication line with substation equipment, and according to the control device that the data message of substation equipment transmission controls vacuum load switch body;
Described vacuum load switch body comprises: the assembling of isolation end insulator, current transformer, isolation fracture, isolation fracture operation shaft insulation, vacuum interrupter operation shaft insulation, boom hoisting, housing, vacuum interrupter, the assembling of interrupting porcelain insulator cable, operating mechanism and operating grip.
Preferably, SF6 gas is filled with in the housing of above-mentioned vacuum load switch and mechanism's cover.
Preferably, the above-mentioned vacuum load switch Central Shanxi Plain, described operating mechanism, comprising:
For controlling automatic manipulation mechanism that described vacuum load switch divides/close a floodgate and manual-operating mechanism.
Preferably, the above-mentioned vacuum load switch Central Shanxi Plain, can also comprise:
Be arranged on the lightning arrester in each phase of described vacuum load switch.
Preferably, the line structure of above-mentioned vacuum load switch adopts the insulator construction of cable.
Preferably, the structure of the shaft insulation of above-mentioned vacuum load switch comprises: steel core and the insulating material be embossed on steel core.
Preferably, the operating axis of above-mentioned vacuum load switch is insulation rotating shaft.
Preferably, the above-mentioned vacuum load switch Central Shanxi Plain, can also comprise:
Described housing both sides, the position be positioned at above the assembling of isolation end insulator are provided with traversing carriage.
Preferably, the above-mentioned vacuum load switch Central Shanxi Plain, can also comprise:
Be arranged on the power supply indicator on described housing or control device, self-inspection indicator light and malfunction indicator lamp, and for controlling the reset key that described malfunction indicator lamp resets.
Preferably, above-mentioned vacuum load switch housing and upper cover, housing and mechanism cover, housing and isolation end insulator adopt rubber seal between assembling.
As can be seen from above-mentioned technical scheme, vacuum load switch disclosed in the present application is visible, due to the setting of described control device, makes this device can realize automatic management to the distribution line at this device place and control, improves operating efficiency.
Accompanying drawing explanation
In order to be illustrated more clearly in the embodiment of the present invention or technical scheme of the prior art, be briefly described to the accompanying drawing used required in embodiment or description of the prior art below, apparently, accompanying drawing in the following describes is only embodiments of the invention, for those of ordinary skill in the art, under the prerequisite not paying creative work, other accompanying drawing can also be obtained according to the accompanying drawing provided.
Fig. 1 is the planing surface figure of vacuum load switch body front view disclosed in the present application;
The planing surface figure of vertical view after Fig. 2 vacuum load switch body removal boom hoisting disclosed in the embodiment of the present application.
Embodiment
Below in conjunction with the accompanying drawing in the embodiment of the present invention, be clearly and completely described the technical scheme in the embodiment of the present invention, obviously, described embodiment is only the present invention's part embodiment, instead of whole embodiments.Based on the embodiment in the present invention, those of ordinary skill in the art, not making the every other embodiment obtained under creative work prerequisite, belong to the scope of protection of the invention.
Fig. 1 is the planing surface figure of vacuum load switch body front view disclosed in the present application.
The planing surface figure of vertical view after Fig. 2 vacuum load switch body removal boom hoisting disclosed in the embodiment of the present application.
This application discloses the vacuum load switch that can realize automatic management and control that a kind of model is FZW28F-12/630-20, it is characterized in that, comprising:
Vacuum load switch body;
What be arranged on that vacuum load switch shuts carries out data interaction for crossing communication line with substation equipment, and according to the control device that the data message of substation equipment transmission controls vacuum load switch body;
See Fig. 1 and Fig. 2, described vacuum load switch body comprises: isolation end insulator assembling 1, current transformer 2, isolation fracture 3, isolation fracture operation shaft insulation 4, vacuum interrupter operation shaft insulation 5, boom hoisting 6, housing 7, vacuum interrupter 8, interrupting porcelain insulator cable assembling 9, operating mechanism 10 and operating grip 11.
Wherein, above-mentioned control device is mainly used in the operational factor obtaining described vacuum load switch body, the operational factor got is uploaded to substation equipment, and according to the control signal that the substation equipment got exports, controls the operating state of described vacuum load switch body.
Be understandable that, described vacuum load switch body is conventional power equipment of the prior art, isolation end insulator assembling 1 in this device, current transformer 2, isolation fracture 3, isolation fracture operation shaft insulation 4, vacuum interrupter operation shaft insulation 5, boom hoisting 6, housing 7, vacuum interrupter 8, interrupting porcelain insulator cable assembling 9, operating mechanism 10 can adopt existing connected mode in prior art to be connected with operating grip 11, need not explain at this.
Visible see described vacuum load switch disclosed in the above embodiments of the present application, due to the setting of described control device, make this device can realize automatic management to the distribution line at this device place and control, improve operating efficiency.
Be understandable that, the described control device in the above embodiments of the present application can adopt FDR control appliance or RTU control appliance, to realize automatic management to distribution line and control.
Be understandable that, the application scenarios according to this vacuum load switch is different, and electrical quantity when described vacuum load switch normal runs is also just different, such as, the maximum rated voltage of this vacuum load switch can be 12kV, and rated current can be 630A, and rated frequency can be 50Hz.
Be understandable that, the external structure of the above-mentioned vacuum load switch body of the application is primarily of compositions such as shell, installing rack and major loop connections, wherein said shell comprises: housing and mechanism's cover, described housing and mechanism's cover adopt sealed construction, to ensure that this vacuum load switch body is when Long-Time Service, rainwater can not infiltrate box house.Certainly, conveniently install, described housing is also provided with Hanging bolt, vacuum load switch can be made to put into safely suspension cross-arm.The connection of described major loop adopts tapered insulator cable, to ensure the reliability of described vacuum load switch.
The internal structure of described vacuum load switch body can be divided into major loop part and operating mechanism part, and wherein, major loop part is primarily of for controlling vacuum interrupter that three-phase current cut-offs and for ensureing the high isolation fracture composition cut-offfing reliability; Be understandable that, in order to improve the insulation property of above-mentioned vacuum load switch, above-mentioned vacuum load switch alternate and have insulation board between (shell) over the ground.Dielectric SF6 gas is full of in described housing and mechanism's cover.Run through each phase that type current transformer is installed on vacuum load switch, in order to realize short circuit blocking.
Be understandable that, conveniently control described vacuum load switch, the disclosed operating mechanism dividing for controlling described vacuum load switch/close a floodgate of the above embodiments of the present application is made up of automatic manipulation mechanism and manual-operating mechanism.When operating grip is positioned at " automatically " position and operating power is charged, state that vacuum load switch is in " conjunction "; When operating power dead electricity, vacuum load switch is in " dividing " position.When operating grip is in " manually closing " position, no matter whether charged operating power is, state that vacuum load switch is in all the time " conjunction ".Further, described manual-operating mechanism can adopt triggering system, to make the speed of open/close lock and lever operated speed have nothing to do.
Be understandable that, in order to prevent at thunderstorm weather, above-mentioned vacuum load switch is smashed by thunder and lightning, and the above-mentioned vacuum load switch of the application also comprises the lightning arrester be arranged in each phase of described vacuum load switch.
Be understandable that, in order to improve creepage distance, the antifouling property of this vacuum load switch, the line structure of the above-mentioned vacuum load switch of the application can adopt the insulator construction of cable.
In prior art, the operating axis 12 that general vacuum load switch uses, owing to being in air, being unsuitable for adopting shaft insulation, thus generally adopting metal rotating shaft, by insulator operation vacuum interrupter moving contact.Owing to adopting SF6 gas as alternate and insulation against ground medium in the above-mentioned disclosed technical scheme of the application, therefore shaft insulation can be adopted; Thus decrease the number of spare parts of vacuum load switch and the quality of motion parts, reduce the operating physical force of operating mechanism when satisfied point/closing speed, structure is more simple; Therefore have that structure is simple, operating physical force is little, and the advantage that mechanical stability is high.
The structure of the shaft insulation of the above-mentioned vacuum load switch of the application can comprise: steel core and the insulating material be embossed on steel core.
Be understandable that, conveniently vacuum load switch described in lift to move, described housing both sides, the position be positioned at above the assembling of isolation end insulator are provided with traversing carriage 12.
Be understandable that, conveniently user checks the running status of above-mentioned vacuum load switch, above-mentioned vacuum load switch also comprises: be arranged on the power supply indicator on described housing or control device, self-inspection indicator light and malfunction indicator lamp, and for controlling the reset key that described malfunction indicator lamp resets.
Be understandable that, in order to ensure the sealing of described vacuum load switch further, the housing of above-mentioned vacuum load switch and upper cover, housing and mechanism cover, housing and isolation end insulator adopt rubber seal between assembling.Sealing as the needle pivot rotated, Handle axis all adopts bilayer " outside framework oil seal " RunddichtringO.
In this specification, each embodiment adopts the mode of going forward one by one to describe, and what each embodiment stressed is the difference with other embodiments, between each embodiment identical similar portion mutually see.
To the above-mentioned explanation of the disclosed embodiments, professional and technical personnel in the field are realized or uses the present invention.To be apparent for those skilled in the art to the multiple amendment of these embodiments, General Principle as defined herein can without departing from the spirit or scope of the present invention, realize in other embodiments.Therefore, the present invention can not be restricted to these embodiments shown in this article, but will meet the widest scope consistent with principle disclosed herein and features of novelty.

Claims (10)

1. a vacuum load switch, is characterized in that, comprising:
Vacuum load switch body;
What be arranged on that vacuum load switch shuts carries out data interaction for crossing communication line with substation equipment, and according to the control device that the data message of substation equipment transmission controls vacuum load switch body;
Described vacuum load switch body comprises: the assembling of isolation end insulator, current transformer, isolation fracture, isolation fracture operation shaft insulation, vacuum interrupter operation shaft insulation, boom hoisting, housing, vacuum interrupter, the assembling of interrupting porcelain insulator cable, operating mechanism and operating grip.
2. vacuum load switch according to claim 1, is characterized in that, comprising:
SF6 gas is filled with in described vacuum load switch housing and mechanism's cover.
3. vacuum load switch according to claim 1, is characterized in that, described operating mechanism, comprising:
For controlling automatic manipulation mechanism that described vacuum load switch divides/close a floodgate and manual-operating mechanism.
4. vacuum load switch according to claim 1, is characterized in that, also comprises:
Be arranged on the lightning arrester in each phase of described vacuum load switch.
5. vacuum load switch according to claim 1, is characterized in that, comprising:
The line structure of described vacuum load switch adopts the insulator construction of cable.
6. vacuum load switch according to claim 1, is characterized in that, comprising:
The structure of the shaft insulation of described vacuum load switch comprises: steel core and the insulating material be embossed on steel core.
7. vacuum load switch according to claim 2, is characterized in that, comprising:
The operating axis of described vacuum load switch is insulation rotating shaft.
8. vacuum load switch according to claim 1, is characterized in that, also comprises:
Described housing both sides, the position be positioned at above the assembling of isolation end insulator are provided with traversing carriage.
9. vacuum load switch according to claim 1, is characterized in that, also comprises:
Be arranged on the power supply indicator on described housing or control device, self-inspection indicator light and malfunction indicator lamp, and for controlling the reset key that described malfunction indicator lamp resets.
10. vacuum load switch according to claim 1, is characterized in that, comprising:
The housing of described vacuum load switch and upper cover, housing and mechanism cover, housing and isolation end insulator adopt rubber seal between assembling.
CN201510039291.XA 2015-01-27 2015-01-27 Vacuum load switch Pending CN104538243A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201510039291.XA CN104538243A (en) 2015-01-27 2015-01-27 Vacuum load switch

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201510039291.XA CN104538243A (en) 2015-01-27 2015-01-27 Vacuum load switch

Publications (1)

Publication Number Publication Date
CN104538243A true CN104538243A (en) 2015-04-22

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Family Applications (1)

Application Number Title Priority Date Filing Date
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Country Status (1)

Country Link
CN (1) CN104538243A (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106710907A (en) * 2016-12-27 2017-05-24 青岛卓森纳生物工程有限公司 Load switch
CN112233931A (en) * 2020-09-23 2021-01-15 国网山东省电力公司潍坊供电公司 Load switch device with PT (potential transformer) and installation construction method

Citations (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0562570A (en) * 1991-08-30 1993-03-12 Toshiba Corp Vacuum switch apparatus
CN2472335Y (en) * 2001-02-28 2002-01-16 西安市前进电器实业有限公司 Automatic vacuum load switch on post
CN2472336Y (en) * 2001-02-28 2002-01-16 西安前进电器实业有限公司 Automatic vacuum voltage load switch on post
CN1420514A (en) * 2001-11-19 2003-05-28 西安前进电器实业有限公司 Integrative full-insulation pole vacuum automatic load switch
CN202443903U (en) * 2012-02-27 2012-09-19 江西晶鼎电气有限公司 Non-conductor maintenance cover for outdoor high-voltage vacuum circuit breaker
CN202601499U (en) * 2012-06-05 2012-12-12 登高电气有限公司 Outdoor high-voltage vacuum demarcation load switch
CN203721619U (en) * 2014-03-12 2014-07-16 库柏爱迪生(平顶山)电子科技有限公司 Intelligent type horizontal wire incoming and outgoing vacuum circuit breaker
CN104051180A (en) * 2014-06-04 2014-09-17 柳州市海格电气有限公司 10kV pole-mounted vacuum load switch
CN204332813U (en) * 2015-01-27 2015-05-13 浙江群力电气有限公司 A kind of vacuum load switch

Patent Citations (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0562570A (en) * 1991-08-30 1993-03-12 Toshiba Corp Vacuum switch apparatus
CN2472335Y (en) * 2001-02-28 2002-01-16 西安市前进电器实业有限公司 Automatic vacuum load switch on post
CN2472336Y (en) * 2001-02-28 2002-01-16 西安前进电器实业有限公司 Automatic vacuum voltage load switch on post
CN1420514A (en) * 2001-11-19 2003-05-28 西安前进电器实业有限公司 Integrative full-insulation pole vacuum automatic load switch
CN202443903U (en) * 2012-02-27 2012-09-19 江西晶鼎电气有限公司 Non-conductor maintenance cover for outdoor high-voltage vacuum circuit breaker
CN202601499U (en) * 2012-06-05 2012-12-12 登高电气有限公司 Outdoor high-voltage vacuum demarcation load switch
CN203721619U (en) * 2014-03-12 2014-07-16 库柏爱迪生(平顶山)电子科技有限公司 Intelligent type horizontal wire incoming and outgoing vacuum circuit breaker
CN104051180A (en) * 2014-06-04 2014-09-17 柳州市海格电气有限公司 10kV pole-mounted vacuum load switch
CN204332813U (en) * 2015-01-27 2015-05-13 浙江群力电气有限公司 A kind of vacuum load switch

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106710907A (en) * 2016-12-27 2017-05-24 青岛卓森纳生物工程有限公司 Load switch
CN112233931A (en) * 2020-09-23 2021-01-15 国网山东省电力公司潍坊供电公司 Load switch device with PT (potential transformer) and installation construction method
CN112233931B (en) * 2020-09-23 2023-09-29 国网山东省电力公司潍坊供电公司 Load switch device with PT and installation construction method

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C10 Entry into substantive examination
SE01 Entry into force of request for substantive examination
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Application publication date: 20150422