WO2019154085A1 - Integrated smart switch for primary and secondary fusion - Google Patents

Integrated smart switch for primary and secondary fusion 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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Prior art keywords
control
control box
integrated
box
bottom plate
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PCT/CN2019/072827
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French (fr)
Chinese (zh)
Inventor
赖安定
刘樟明
苏志耀
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上海宏力达信息技术股份有限公司
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Publication of WO2019154085A1 publication Critical patent/WO2019154085A1/en

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    • HELECTRICITY
    • H01BASIC ELECTRIC 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
    • HELECTRICITY
    • H01BASIC ELECTRIC ELEMENTS
    • H01HELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H33/00High-tension or heavy-current switches with arc-extinguishing or arc-preventing means
    • H01H33/02Details
    • H01H33/022Details particular to three-phase circuit breakers
    • HELECTRICITY
    • H01BASIC ELECTRIC 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
    • H01H33/6606Terminal arrangements
    • HELECTRICITY
    • H01BASIC ELECTRIC 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
    • H01H33/666Operating arrangements
    • HELECTRICITY
    • H01BASIC ELECTRIC ELEMENTS
    • H01HELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H9/00Details of switching devices, not covered by groups H01H1/00 - H01H7/00
    • H01H9/16Indicators for switching condition, e.g. "on" or "off"
    • H01H9/168Indicators for switching condition, e.g. "on" or "off" making use of an electromagnetic wave communication

Abstract

Disclosed is an integrated smart switch for primary and secondary fusion, comprising a main case body, a vacuum circuit breaker and a control terminal; the bottom of the main case body is provided with a bottom plate; an L-shaped mounting bracket is respectively disposed at both sides of the main case body; the two L-shaped mounting brackets extend downwards respectively to the underside of the bottom plate; the two L-shaped mounting brackets and the bottom plate form a mounting groove, and a control terminal is fixed in the mounting groove; the control terminal includes a control box, a control circuit board, a signal antenna and a standby battery; the standby battery is connected with the control circuit board and is paved in the control box in parallel; an upper wiring terminal is provided in the main box body, and a lower wiring terminal is provided in the control box; and the upper wiring terminal and the lower wiring terminal are plugged correspondingly. The integrated smart interconnection switch fuses a primary device and a secondary device into one highly-integrated body, thus reforms the connection mode of the smart switch; the aviation control cable connection is not needed, which enhances the signal transmission reliability and stability and reduces the external interference signals, thus, a powerful criterion for action of the smart switch is provided.

Description

一体式一二次融合智能开关Integrated one-time fusion intelligent switch 技术领域Technical field
本发明涉及电气控制设备技术领域,具体地说是指一种一体式一二次融合智能开关。The invention relates to the technical field of electrical control devices, in particular to an integrated one-time fusion intelligent switch.
背景技术Background technique
户外柱上真空断路器常用于农网以及城网系统,作为分、合负荷电流、过载电流及短路电流之用。柱上真空断路器主要包括主箱体和设于主箱体上的真空断路器本体,箱体设有操动机构、手动分合手柄和分合指针。真空断路器本体包括上绝缘筒、下绝缘筒和真空灭弧室,真空灭弧室内设置断路器触头,上绝缘筒的上端面内设有进线接头,下绝缘筒的侧壁设有出线接头。Outdoor on-column vacuum circuit breakers are commonly used in rural power grids and urban network systems for the distribution of load currents, overload currents and short-circuit currents. 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.
为实现柱上真空断路器的智能互联控制,通常在柱上真空断路器旁侧增设一个与柱上真空断路器本体连接的控制终端,控制终端还通过无线网络连接至监控中心,现有的控制终端主要包括控制盒、控制电路板、电池组以及信号天线,控制盒由上盒体和下盒体组成,控制电路板及电池组叠加布置在下盒体内,信号天线设于控制盒外部。而且控制盒与柱上真空断路器本体分离设置,通过带有航空插头的电缆线连接,需要采用支架、抱箍等固定件固定,不仅配件多,生产成本高,而且安装维修均不便。为此,我们提供一种一体式一二次融合智能开关。In order to realize the intelligent interconnection control of the vacuum circuit breaker on the column, 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. Moreover, the 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. To this end, we provide an integrated one-time fusion intelligent switch.
发明内容Summary of the invention
本发明提供一种一体式一二次融合智能开关,以解决现有柱上真空断路器的控制终端生产成本高、安装维修不便等缺点。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.
本发明采用如下技术方案:The invention adopts the following technical solutions:
一体式一二次融合智能开关,包括主箱体、真空断路器本体以及控制终 端,所述真空断路器本体设于主箱体上,所述主箱体的底部具有一个底板,所述主箱体长度方向的两侧分别对称装设有一个L型安装支架,两个所述L型安装支架在纵向上分别向下延伸至所述底板的下方,该两个L型安装支架与所述底板之间形成一个安装槽,所述安装槽内固定有所述控制终端,所述控制终端包括控制盒、控制电路板、信号天线以及备用电池,所述信号天线装设在所述控制电路板上,所述备用电池与控制电路板连接,并且平行铺设在所述控制盒内,所述主箱体内设有与所述真空断路器本体连接的上接线端子,所述控制盒内对应设有与所述控制电路板连接的下接线端子,所述上接线端子与下接线端子对应插接,所述控制盒的底面不低于所述L型安装支架的底面。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.
进一步地,所述主箱体长度延伸方向的前后两侧分别向下延伸形成挡板,所述挡板的底面高于所述L型安装支架的底面。Further, 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.
进一步地,所述控制盒为矩形体,所述控制盒上端面四周分别向侧面延伸设有凸缘,所述凸缘上设有复数个固定孔。Further, the 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.
进一步地,所述凸缘的内侧开设一环状的密封槽。Further, an inner side of the flange defines an annular sealing groove.
进一步地,所述控制盒侧面开设一个信号孔,所述信号孔处由一有机玻璃密封。Further, a signal hole is opened on a side of the control box, and the signal hole is sealed by a plexiglass.
进一步地,所述控制盒内底面的重心处设有一个安装柱,所述安装柱轴向上开设一与控制盒底部相通的中心盲孔,所述安装柱的顶面中心还开设一个内径小于所述中心盲孔的通孔,所述通孔内由下往上穿设一螺杆,所述螺杆上端穿过所述主箱体的底板,并且由一螺母锁固。Further, 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.
进一步地,所述安装柱的中心盲孔内壁设有内螺纹。Further, the inner wall of the central blind hole of the mounting post is provided with internal threads.
由上述对本发明结构的描述可知,和现有技术相比,本发明具有如下优 点:From the above description of the structure of the present invention, the present invention has the following advantages over the prior art:
1、本发明的一体式一二次融合智能开关,将主箱体两侧的L型安装支架竖直向下延伸,使其与主箱体底部形成一个安装槽,控制终端固定在该安装槽内形成一体,并通过下接线端子与主箱体底板上的上接线端子配合插接的方式与真空断路器本体连接,由真空断路器本体直接对控制终端进行供电。该一体式一二次融合智能开关,将一次设备与二次设备高度集成式融合为一体,革新了智能开关的连接方式,不需要使用航空控缆连接,增强信号传输可靠性和稳定性,减少外界干扰信号,为智能开关的动作提供有力判据,而且还可减少控制终端的生产成本,而且控制终端可预先固定安装在真空断路器上,无需高空作业,大大降低了安装难度。1. 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.
2、控制终端的控制盒只需一个下盒体结构,且备用电池、控制电路板平铺在控制盒内,大大减小了控制盒的厚度。故本发明只需延伸主箱体两侧的L型安装支架的长度,在不改变主箱体及真空断路器本体结构的情况下,即可将控制盒固定在主箱体的底板下方,因此,本发明可对现有的真空断路器进行改造。2. 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.
3、控制盒内底面的重心处设置一个安装柱,并通过螺杆及螺母使控制盒与主箱体的底板连接,在控制盒的其余固定件拆卸时,螺杆及螺母可对控制终端进行支撑,防止其掉落,再借助绝缘棒拆卸工具对螺杆进行拆卸及取下,提高了控制终端维修的便捷性。3. 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. When the remaining fixing members of the control box are disassembled, the screw and the nut can support the control terminal. Preventing it from falling, and then disassembling and removing the screw by means of the insulating rod removal tool, thereby improving the convenience of maintenance of the control terminal.
附图说明DRAWINGS
图1为本发明的结构示意图。Figure 1 is a schematic view of the structure of the present invention.
图2为本发明控制终端的结构示意图。2 is a schematic structural diagram of a control terminal according to the present invention.
图3为本发明省略真空断路器本体的分解示意图。3 is an exploded perspective view of the body of the vacuum circuit breaker according to the present invention.
具体实施方式Detailed ways
下面参照附图说明本发明的具体实施方式。为了全面理解本发明,下面描述到许多细节,但对于本领域技术人员来说,无需这些细节也可实现本发明。对于公知的组件、方法及过程,以下不再详细描述。Specific embodiments of the present invention will be described below with reference to the drawings. In order to fully understand the present invention, many details are described below, but the present invention may be practiced without these details. The well-known components, methods, and processes are not described in detail below.
一体式一二次融合智能开关,参照图1,包括主箱体10、真空断路器本体20以及控制终端30,其中,所述真空断路器本体20设于主箱体10上,真空断路器本体20包括上绝缘筒21、下绝缘筒22和真空灭弧室23,该真空断路器本体的结构为本领域的公知组件,本发明不做详细介绍。主箱体10设有操动机构101和手动分合手柄102,主箱体10的底部具有一个底板11,所述主箱体10长度方向的两侧分别对称装设有一个L型安装支架12,两个L型安装支架12在纵向上分别向下延伸至所述底板11的下方,该两个L型安装支架12与所述底板11之间形成一个安装槽,该安装槽内固定有上述控制终端30。The integrated first and second fusion intelligent switch, as shown in FIG. 1 , 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.
参照图1和图2,上述控制终端30包括控制盒31、控制电路板32、信号天线33以及备用电池34,所述信号天线33装设在所述控制电路板32上,所述备用电池34与控制电路板32连接,并且平行铺设在所述控制盒31内,备用电池只有在真空断路器发生故障时对控制终端进行供电。所述主箱体10内设有与所述真空断路器本体连接的上接线端子13,所述控制盒31内对应设有与所述控制电路板32连接的下接线端子35,所述上接线端子13与下接线端子35对应插接,所述控制盒31的底面不低于所述L型安装支架12的底面,以便于L型安装支架12的安装。上述主箱体10长度延伸方向的前后两侧分别向下延伸形成挡板14,所述挡板14的底面高于所述L型安装支架12的底面。Referring to FIGS. 1 and 2, 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. 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.
参照图2,上述控制盒31为矩形体结构,该控制盒31上端面四周分别向侧面延伸设有凸缘311,所述凸缘311上设有复数个固定孔312,优选为螺纹孔,并配合螺栓及螺母将控制盒31固定在主箱体10的底板11上。所述凸缘311的内侧开设一环状的密封槽313,密封槽313用于安装密封条,防止水分进入控制盒31。Referring to FIG. 2, 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.
参照图2,上述控制盒31的侧面开设一个信号孔36,所述信号孔36处固定有一有机玻璃37,有机玻璃37不仅可将信号孔36密封,还可使信号天线33与外界进行传输信号。Referring to FIG. 2, 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. .
参照图1至图3,上述控制盒31内底面的重心处设有一个安装柱38,所述安装柱38轴向上开设一与控制盒31底部相通的中心盲孔380,所述安装柱38的顶面中心还开设一个内径小于所述中心盲孔380的通孔381,所述通孔381内由下往上穿设一螺杆39,所述螺杆39上端穿过所述主箱体10的底板11,并且由一螺母锁固40。螺杆及螺母可在控制盒的其余固定件拆卸时,对控制终端进行支撑,防止其掉落。上述中心盲孔380内壁还设有内螺纹,以配合绝缘棒拆卸工具对控制盒31的支撑。Referring to FIG. 1 to FIG. 3, 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.
上述仅为本发明的具体实施方式,但本发明的设计构思并不局限于此,凡利用此构思对本发明进行非实质性的改动,均应属于侵犯本发明保护范围的行为。The above is only a specific embodiment of the present invention, but the design concept of the present invention is not limited thereto, and any insubstantial modification of the present invention by this concept should be an infringement of the scope of protection of the present invention.

Claims (7)

  1. 一体式一二次融合智能开关,包括主箱体、真空断路器本体以及控制终端,所述真空断路器本体设于主箱体上,所述主箱体的底部具有一个底板,其特征在于:所述主箱体长度方向的两侧分别对称装设有一个L型安装支架,两个所述L型安装支架在纵向上分别向下延伸至所述底板的下方,该两个L型安装支架与所述底板之间形成一个安装槽,所述安装槽内固定有所述控制终端,所述控制终端包括控制盒、控制电路板、信号天线以及备用电池,所述信号天线装设在所述控制电路板上,所述备用电池与控制电路板连接,并且平行铺设在所述控制盒内,所述主箱体内设有与所述真空断路器本体连接的上接线端子,所述控制盒内对应设有与所述控制电路板连接的下接线端子,所述上接线端子与下接线端子对应插接,所述控制盒的底面不低于所述L型安装支架的底面。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, wherein: An L-shaped mounting bracket is symmetrically mounted on two sides of the main body in the longitudinal direction, and the two L-shaped mounting brackets extend downward in the longitudinal direction to the lower side of the bottom plate respectively. The two L-shaped mounting brackets Forming a mounting slot with the bottom plate, 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 installed in the On the control circuit board, the backup battery is connected to the control circuit board and is laid in parallel in the control box, and the main box body is provided with an upper connection terminal connected to the vacuum circuit breaker body, the control box Correspondingly, a lower connection terminal connected to the control circuit board is disposed, and the upper connection terminal is correspondingly inserted into the lower connection terminal, and a bottom surface of the control box is not lower than a bottom of the L-shaped mounting bracket surface.
  2. 如权利要求1所述的一体式一二次融合智能开关,其特征在于:所述主箱体长度延伸方向的前后两侧分别向下延伸形成挡板,所述挡板的底面高于所述L型安装支架的底面。The integrated one-time secondary fusion intelligent switch according to claim 1, wherein the front and rear sides of the length direction of the main casing extend downwardly to form a baffle, and the bottom surface of the baffle is higher than the The bottom surface of the L-shaped mounting bracket.
  3. 如权利要求1所述的一体式一二次融合智能开关,其特征在于:所述控制盒为矩形体,所述控制盒上端面四周分别向侧面延伸设有凸缘,所述凸缘上设有复数个固定孔。The integrated one-time secondary fusion intelligent switch according to claim 1, wherein the 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 There are a plurality of fixing holes.
  4. 如权利要求3所述的一体式一二次融合智能开关,其特征在于:所述凸缘的内侧开设一环状的密封槽。The integrated one-time secondary fusion intelligent switch according to claim 3, wherein an inner annular groove is formed in the flange.
  5. 如权利要求1所述的一体式一二次融合智能开关,其特征在于:所述控制盒侧面开设一个信号孔,所述信号孔处由一有机玻璃密封。The integrated one-time secondary fusion intelligent switch according to claim 1, wherein a signal hole is formed on a side of the control box, and the signal hole is sealed by a plexiglass.
  6. 如权利要求1所述的一体式一二次融合智能开关,其特征在于:所述控制盒内底面的重心处设有一个安装柱,所述安装柱轴向上开设一与控制 盒底部相通的中心盲孔,所述安装柱的顶面中心还开设一个内径小于所述中心盲孔的通孔,所述通孔内由下往上穿设一螺杆,所述螺杆上端穿过所述主箱体的底板,并且由一螺母锁固。The integrated one-secondary intelligent switch according to claim 1, wherein a center of gravity is disposed at a center of gravity of the bottom surface of the control box, and the mounting post is axially open to communicate with a bottom of the control box. a central blind hole, a center of the top surface of the mounting post further defines a through hole having an inner diameter smaller than the central blind hole, and a screw is disposed in the through hole from bottom to top, and the upper end of the screw passes through the main box The bottom plate of the body and is locked by a nut.
  7. 如权利要求1所述的一体式一二次融合智能开关,其特征在于:所述安装柱的中心盲孔内壁设有内螺纹。The integrated one-time secondary fusion intelligent switch according to claim 1, wherein the inner wall of the central blind hole of the mounting post is provided with an internal thread.
PCT/CN2019/072827 2018-02-10 2019-01-23 Integrated smart switch for primary and secondary fusion WO2019154085A1 (en)

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CN201810138293.8 2018-02-10

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CN108198725A (en) * 2018-02-10 2018-06-22 福建省宏科电力科技有限公司 One or two fusion intelligent switch of integral type
CN109637875B (en) * 2019-01-09 2020-04-07 江苏现代电力科技股份有限公司 Operating rod maintenance type integrated intelligent high-voltage switch
CN109637876B (en) * 2019-01-09 2020-04-07 江苏现代电力科技股份有限公司 Operating mechanism based on operating rod maintenance type intelligent high-voltage switch
CN109741986B (en) * 2019-01-09 2020-04-07 江苏现代电力科技股份有限公司 Operating rod maintenance type integrated intelligent high-voltage switch
CN109801814A (en) * 2019-03-21 2019-05-24 广东电网有限责任公司 A kind of pole-mounted circuit breaker of secondary deep fusion
CN110097881A (en) * 2019-04-26 2019-08-06 深圳德微电技术有限公司 A kind of intelligent breaker of speech recognition controlled

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