WO2019154085A1 - Interrupteur intelligent intégré pour fusion du primaire et du secondaire - Google Patents

Interrupteur intelligent intégré pour fusion du primaire et du secondaire Download PDF

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Publication number
WO2019154085A1
WO2019154085A1 PCT/CN2019/072827 CN2019072827W WO2019154085A1 WO 2019154085 A1 WO2019154085 A1 WO 2019154085A1 CN 2019072827 W CN2019072827 W CN 2019072827W WO 2019154085 A1 WO2019154085 A1 WO 2019154085A1
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WO
WIPO (PCT)
Prior art keywords
control
control box
integrated
box
bottom plate
Prior art date
Application number
PCT/CN2019/072827
Other languages
English (en)
Chinese (zh)
Inventor
赖安定
刘樟明
苏志耀
Original Assignee
上海宏力达信息技术股份有限公司
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 上海宏力达信息技术股份有限公司 filed Critical 上海宏力达信息技术股份有限公司
Publication of WO2019154085A1 publication Critical patent/WO2019154085A1/fr

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    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H33/00—High-tension or heavy-current switches with arc-extinguishing or arc-preventing means
    • H01H33/60—Switches wherein the means for extinguishing or preventing the arc do not include separate means for obtaining or increasing flow of arc-extinguishing fluid
    • H01H33/66—Vacuum switches
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H33/00—High-tension or heavy-current switches with arc-extinguishing or arc-preventing means
    • H01H33/02—Details
    • H01H33/022—Details particular to three-phase circuit breakers
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H33/00—High-tension or heavy-current switches with arc-extinguishing or arc-preventing means
    • H01H33/60—Switches wherein the means for extinguishing or preventing the arc do not include separate means for obtaining or increasing flow of arc-extinguishing fluid
    • H01H33/66—Vacuum switches
    • H01H33/6606—Terminal arrangements
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H33/00—High-tension or heavy-current switches with arc-extinguishing or arc-preventing means
    • H01H33/60—Switches wherein the means for extinguishing or preventing the arc do not include separate means for obtaining or increasing flow of arc-extinguishing fluid
    • H01H33/66—Vacuum switches
    • H01H33/666—Operating arrangements
    • 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
    • H01H9/16—Indicators for switching condition, e.g. "on" or "off"
    • H01H9/168—Indicators for switching condition, e.g. "on" or "off" making use of an electromagnetic wave communication

Definitions

  • the invention relates to the technical field of electrical control devices, in particular to an integrated one-time fusion intelligent switch.
  • the on-column vacuum circuit breaker mainly comprises a main box body and a vacuum circuit breaker body disposed on the main box body, and the box body is provided with an operating mechanism, a manual splitting handle and a splitting pointer.
  • the vacuum circuit breaker body comprises an upper insulation tube, a lower insulation tube and a vacuum interrupter.
  • the vacuum interrupter is provided with a circuit breaker contact, the upper end of the upper insulation tube is provided with an inlet connector, and the side wall of the lower insulation tube is provided with an outlet. Connector.
  • a control terminal connected to the vacuum circuit breaker body of the column is added to the side of the vacuum circuit breaker on the column, and the control terminal is also connected to the monitoring center through the wireless network, and the existing control
  • the terminal mainly comprises a control box, a control circuit board, a battery pack and a signal antenna.
  • the control box is composed of an upper box body and a lower box body.
  • the control circuit board and the battery pack are superposed and arranged in the lower box body, and the signal antenna is arranged outside the control box.
  • control box is separated from the vacuum circuit breaker body on the column, and is connected by a cable with an aviation plug, and needs to be fixed by a fixing member such as a bracket or a hoop, which has many accessories, high production cost, and inconvenience in installation and maintenance.
  • a fixing member such as a bracket or a hoop
  • the invention provides an integrated one-secondary fusion intelligent switch, which solves the defects of high production cost, inconvenient installation and maintenance, and the like of the control terminal of the existing on-column vacuum circuit breaker.
  • the integrated one-second fusion intelligent switch comprises a main box body, a vacuum circuit breaker body and a control terminal, wherein the vacuum circuit breaker body is disposed on the main box body, and the bottom of the main box body has a bottom plate, the main box An L-shaped mounting bracket is symmetrically mounted on both sides of the body length direction, and the two L-shaped mounting brackets extend downward in the longitudinal direction to below the bottom plate respectively, and the two L-shaped mounting brackets and the bottom plate Forming a mounting slot, the control terminal is fixed in the mounting slot, the control terminal includes a control box, a control circuit board, a signal antenna and a backup battery, and the signal antenna is mounted on the control circuit board The backup battery is connected to the control circuit board and is laid in parallel in the control box.
  • the main box body is provided with an upper connection terminal connected to the vacuum circuit breaker body, and the control box is correspondingly disposed. a lower terminal connected to the control circuit board, wherein the upper terminal is correspondingly inserted into the lower terminal, and a bottom surface of the control box is not lower than a bottom surface of the L-shaped mounting bracket.
  • the front and rear sides of the extension direction of the main box body respectively extend downward to form a baffle, and the bottom surface of the baffle is higher than the bottom surface of the L-shaped mounting bracket.
  • control box is a rectangular body, and a flange is respectively extended to the side of the upper end surface of the control box, and the flange is provided with a plurality of fixing holes.
  • an inner side of the flange defines an annular sealing groove.
  • a signal hole is opened on a side of the control box, and the signal hole is sealed by a plexiglass.
  • a mounting post is disposed at a center of gravity of the bottom surface of the control box, and a central blind hole is formed in the mounting column axially to communicate with the bottom of the control box, and an inner diameter of the top surface of the mounting post is further smaller than a through hole of the center blind hole, a screw is disposed in the through hole from bottom to top, and the upper end of the screw passes through the bottom plate of the main box and is locked by a nut.
  • the inner wall of the central blind hole of the mounting post is provided with internal threads.
  • the present invention has the following advantages over the prior art:
  • the integrated one-time secondary intelligent switch of the present invention extends the L-shaped mounting bracket on both sides of the main box vertically downward to form a mounting slot with the bottom of the main box, and the control terminal is fixed in the mounting slot.
  • the inside is integrally formed, and is connected to the vacuum circuit breaker body through the lower terminal and the upper terminal on the bottom plate of the main box body, and the control terminal is directly powered by the vacuum circuit breaker body.
  • the integrated one-time and two-time intelligent switch integrates the primary device and the secondary device into a high-integration manner, and revolutionizes the connection mode of the intelligent switch, eliminating the need for an aviation control cable connection, enhancing signal transmission reliability and stability, and reducing
  • the external interference signal provides a strong criterion for the action of the intelligent switch, and can also reduce the production cost of the control terminal, and the control terminal can be fixedly installed on the vacuum circuit breaker in advance, and does not need to work at height, which greatly reduces the installation difficulty.
  • the control box of the control terminal only needs a lower box structure, and the backup battery and the control circuit board are laid in the control box, which greatly reduces the thickness of the control box. Therefore, the invention only needs to extend the length of the L-shaped mounting bracket on both sides of the main box body, and the control box can be fixed under the bottom plate of the main box body without changing the structure of the main box body and the vacuum circuit breaker body,
  • the present invention can retrofit existing vacuum circuit breakers.
  • a mounting post is arranged at the center of gravity of the bottom surface of the control box, and the control box is connected with the bottom plate of the main box through the screw and the nut.
  • Figure 1 is a schematic view of the structure of the present invention.
  • FIG. 2 is a schematic structural diagram of a control terminal according to the present invention.
  • FIG 3 is an exploded perspective view of the body of the vacuum circuit breaker according to the present invention.
  • the integrated first and second fusion intelligent switch includes a main housing 10 , a vacuum circuit breaker body 20 and a control terminal 30 , wherein the vacuum circuit breaker body 20 is disposed on the main housing 10 , and the vacuum circuit breaker body 20 includes an upper insulating cylinder 21, a lower insulating cylinder 22, and a vacuum interrupter 23, the structure of which is a well-known component of the art, and will not be described in detail in the present invention.
  • the main casing 10 is provided with an operating mechanism 101 and a manual splitting handle 102.
  • the bottom of the main casing 10 has a bottom plate 11 , and an L-shaped mounting bracket 12 is symmetrically mounted on both sides of the main casing 10 in the longitudinal direction.
  • the two L-shaped mounting brackets 12 extend downwardly in the longitudinal direction to the lower side of the bottom plate 11, respectively, and a mounting slot is formed between the two L-shaped mounting brackets 12 and the bottom plate 11, and the mounting slot is fixed in the mounting slot
  • the terminal 30 is controlled.
  • the control terminal 30 includes a control box 31, a control circuit board 32, a signal antenna 33, and a backup battery 34.
  • the signal antenna 33 is mounted on the control circuit board 32, and the backup battery 34 is provided.
  • the backup battery Connected to the control circuit board 32 and laid in parallel in the control box 31, the backup battery supplies power to the control terminal only when the vacuum circuit breaker fails.
  • An upper terminal 13 connected to the vacuum circuit breaker body is disposed in the main casing 10, and a lower terminal 35 connected to the control circuit board 32 is disposed in the control box 31, and the upper wiring is
  • the terminal 13 is correspondingly inserted into the lower terminal 35, and the bottom surface of the control box 31 is not lower than the bottom surface of the L-shaped mounting bracket 12 to facilitate the mounting of the L-shaped mounting bracket 12.
  • the front and rear sides of the length direction of the main casing 10 extend downwardly to form a baffle 14, and the bottom surface of the baffle 14 is higher than the bottom surface of the L-shaped mounting bracket 12.
  • the control box 31 has a rectangular structure.
  • the control box 31 has a flange 311 extending to the side of the upper end surface of the control box 31.
  • the flange 311 is provided with a plurality of fixing holes 312, preferably threaded holes.
  • the control box 31 is fixed to the bottom plate 11 of the main casing 10 in cooperation with bolts and nuts.
  • the inner side of the flange 311 defines an annular sealing groove 313 for mounting a sealing strip to prevent moisture from entering the control box 31.
  • a signal hole 36 is defined in a side surface of the control box 31, and a plexiglass 37 is fixed at the signal hole 36.
  • the plexiglass 37 can not only seal the signal hole 36, but also transmit the signal to the signal antenna 33 and the outside. .
  • a mounting post 38 is disposed at a center of gravity of the bottom surface of the control box 31.
  • the mounting post 38 defines a central blind hole 380 communicating with the bottom of the control box 31 in the axial direction.
  • the mounting post 38 The top surface of the top surface further defines a through hole 381 having an inner diameter smaller than the central blind hole 380.
  • the through hole 381 is provided with a screw 39 passing through from the bottom to the top, and the upper end of the screw 39 passes through the main casing 10.
  • the bottom plate 11 is locked by a nut 40.
  • the screw and the nut can support the control terminal when the remaining fixing members of the control box are disassembled to prevent it from falling.
  • the inner wall of the central blind hole 380 is further provided with an internal thread to cooperate with the support of the control rod 31 by the insulating rod removal tool.

Abstract

L'invention concerne un interrupteur intelligent intégré pour fusion du primaire et du secondaire, comprenant un corps de boîtier principal, un disjoncteur à vide et un terminal de commande; le fond du corps de boîtier principal est pourvu d'une plaque inférieure; un support de montage en L est respectivement disposé sur les deux côtés du corps de boîtier principal; les deux supports de montage en L s'étendent vers le bas respectivement jusqu'au dessous de la plaque inférieure; les deux supports de montage en L et la plaque inférieure forment une rainure de montage, et un terminal de commande est fixé dans la rainure de montage; le terminal de commande comprend une boîte de commande, une carte de circuit imprimé de commande, une antenne de signal et une batterie de secours; la batterie de secours est connectée à la carte de circuit de commande et est pavée dans la boîte de commande en parallèle; une borne de câblage supérieure est disposée dans le corps de boîtier principal, et une borne de câblage inférieure est disposée dans la boîte de commande; et la borne de câblage supérieure et la borne de câblage inférieure sont branchées de manière correspondante. L'interrupteur d'interconnexion intelligent intégré fusionne un dispositif primaire et un dispositif secondaire dans un seul corps hautement intégré, reforme ainsi le mode de connexion de l'interrupteur intelligent; la connexion de câble de commande d'aviation n'est pas nécessaire, ce qui améliore la fiabilité et la stabilité de transmission de signal et réduit les signaux parasites externes, ce qui permet d'obtenir un critère puissant pour l'action de l'interrupteur intelligent.
PCT/CN2019/072827 2018-02-10 2019-01-23 Interrupteur intelligent intégré pour fusion du primaire et du secondaire WO2019154085A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
CN201810138293.8A CN108198725A (zh) 2018-02-10 2018-02-10 一体式一二次融合智能开关
CN201810138293.8 2018-02-10

Publications (1)

Publication Number Publication Date
WO2019154085A1 true WO2019154085A1 (fr) 2019-08-15

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PCT/CN2019/072827 WO2019154085A1 (fr) 2018-02-10 2019-01-23 Interrupteur intelligent intégré pour fusion du primaire et du secondaire

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CN (1) CN108198725A (fr)
WO (1) WO2019154085A1 (fr)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108198725A (zh) * 2018-02-10 2018-06-22 福建省宏科电力科技有限公司 一体式一二次融合智能开关
CN109637875B (zh) * 2019-01-09 2020-04-07 江苏现代电力科技股份有限公司 操杆维护型连体式智能化高压开关
CN109637876B (zh) * 2019-01-09 2020-04-07 江苏现代电力科技股份有限公司 基于操杆维护型智能式高压开关的操动机构
CN109741986B (zh) * 2019-01-09 2020-04-07 江苏现代电力科技股份有限公司 操杆维护型一体式智能化高压开关
CN109801814A (zh) * 2019-03-21 2019-05-24 广东电网有限责任公司 一种一二次深度融合的柱上断路器
CN110097881A (zh) * 2019-04-26 2019-08-06 深圳德微电技术有限公司 一种语音识别控制的智能断路器

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JPH04184830A (ja) * 1990-11-19 1992-07-01 Toshiba Corp 真空遮断器
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CN204966375U (zh) * 2015-08-14 2016-01-13 江苏润圣电气有限公司 智能柱上真空断路器
CN205666175U (zh) * 2016-05-24 2016-10-26 厦门德普乐能源科技有限公司 一种智能型柱上户外真空断路器
CN205992494U (zh) * 2016-08-30 2017-03-01 成都弘海电气有限公司 一种户外柱上真空断路器
CN206003687U (zh) * 2016-08-30 2017-03-08 富隆电气有限公司 真空断路器
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Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH04184830A (ja) * 1990-11-19 1992-07-01 Toshiba Corp 真空遮断器
CN204144141U (zh) * 2014-09-13 2015-02-04 安徽鑫龙电器股份有限公司 一种真空断路器用控制器
CN205582812U (zh) * 2016-03-09 2016-09-14 成都弘海电气有限公司 一种用于户外真空断路器的一体式接线盒
CN205810667U (zh) * 2016-06-29 2016-12-14 尹之仁 一种自取能式12kV断路器
CN108198725A (zh) * 2018-02-10 2018-06-22 福建省宏科电力科技有限公司 一体式一二次融合智能开关

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