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WO2016034088A1 - Composite combined electric appliance - Google Patents

Composite combined electric appliance Download PDF

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Publication number
WO2016034088A1
WO2016034088A1 PCT/CN2015/088560 CN2015088560W WO2016034088A1 WO 2016034088 A1 WO2016034088 A1 WO 2016034088A1 CN 2015088560 W CN2015088560 W CN 2015088560W WO 2016034088 A1 WO2016034088 A1 WO 2016034088A1
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WO
WIPO (PCT)
Prior art keywords
circuit breaker
isolating switch
electric appliance
breaker
serial number
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.)
Ceased
Application number
PCT/CN2015/088560
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French (fr)
Chinese (zh)
Inventor
窦晓黎
王金良
姚军锋
翟艳霞
宋志军
李明
来东
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.)
Jiangsu Jingke Smart Electric Co Ltd
Original Assignee
Jiangsu Jingke Smart Electric 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 Jiangsu Jingke Smart Electric Co Ltd filed Critical Jiangsu Jingke Smart Electric Co Ltd
Publication of WO2016034088A1 publication Critical patent/WO2016034088A1/en
Anticipated expiration legal-status Critical
Ceased legal-status Critical Current

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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

Definitions

  • the utility model relates to a composite combined electric appliance for high voltage electrical appliances of 40.5 kV and above, belonging to the field of high voltage power switches.
  • the switch components in the combined electrical appliance industry basically design circuit breakers and disconnectors into some standard modules, and then combine them into the form required by the equipment according to the way of building blocks.
  • This product structure determines the shortcomings of its products, which are often large in size and costly.
  • the utility model describes a novel composite combined electric appliance.
  • the advantage of the product adopting the structure is that the utility model has the advantages of simple structure, strong applicability, small space occupation, easy realization and reliable performance. Thereby the product structure is further optimized.
  • the utility model aims to provide a composite combined electric appliance.
  • the circuit breaker and the isolating switch are arranged on the axial side of the circuit breaker arc extinguishing chamber reasonably on the basis of satisfying the needs of the substation equipment, and the circuit breaker is completed. Its function is an axial reciprocating motion, and the isolation switch performs its function as a rotary motion of the circuit breaker axis.
  • the circuit breaker arc extinguishing chamber unit is in a stationary state, neither axial reciprocating motion nor rotational motion about the axis occurs.
  • the motion system of the circuit breaker and the motion system of the isolating switch are two independent motion systems that do not interfere with each other. This structure is simple, has strong applicability, takes up small space, is relatively easy to implement, and has reliable performance. Thereby the product structure is further optimized.
  • the utility model relates to a composite combined electric appliance, which is composed of a plurality of outer casings of the same axis, and is filled with gas for facilitating insulation inside the casing, and a circuit breaker and an isolating switch are arranged inside the casing according to requirements of the equipment.
  • the isolating switch is arranged at both ends of the arc extinguishing chamber of the circuit breaker.
  • the isolating switch and the circuit breaker are located on the same axis.
  • the isolation switch completes its function as a rotary motion around the central axis of the circuit breaker, and the circuit breaker is completed. Its function is to use conventional reciprocating motion on the axis.
  • the isolating switch transmission system is arranged outside the circuit breaker arc extinguishing chamber, the circuit breaker arc extinguishing chamber and the transmission system are placed inside the isolating switch transmission system, and the two sets of transmission systems are independent motion systems that do not interfere with each other.
  • the arc extinguishing chamber portion of the circuit breaker is in a static state, neither axial reciprocating motion nor rotational motion about the axis occurs, which greatly improves the safety of the device.
  • a rotary bearing is arranged inside the one end casing, and the isolating switch support component is arranged on the bearing for guiding the isolating switch to rotate to perform its function.
  • a drive shaft is fixed to the outside of the end casing, and one end of the drive shaft is connected to the isolating switch support component inside the air chamber, and the other end is connected to the isolating switch operating mechanism.
  • the other end of the housing has a support cylinder of a circuit breaker mounted on the housing with a screw for fixing the circuit breaker arc chamber system.
  • the end shell is externally connected with a corner arm box, and one end of the inner arm of the arm box is connected with the insulating rod in the arc extinguishing chamber, and the other end is connected with the operating mechanism of the circuit breaker.
  • the utility model has the beneficial effects that: through reasonable design, the isolating switch is arranged on both sides of the arc extinguishing chamber of the circuit breaker, and is arranged in an axis with the circuit breaker, and the height of the circuit breaker/isolation switch is integrated.
  • the circuit breaker arc extinguishing chamber and the transmission system are contained in the isolating switch transmission system, but the two systems are completely independent of the two motion systems and do not interfere with each other.
  • the utility model has the advantages of simple structure, easy realization, reliable performance, small space occupied by the product, and reduced product cost.
  • FIG 1 shows the isolating switch transmission system of the present invention.
  • Figure 3 is a first embodiment of a preferred embodiment of the present invention (single busbar wiring).
  • Figure 4 is a second embodiment of the preferred implementation of the present invention (double busbar wiring).
  • the drive shaft of the serial number 1 is mounted with the serial number 3 support cylinder 1 and supported by the middle portion of the housing No. 18; in the serial number 18, the housing 1 is equipped with the serial number 2 bearing 1; The serial number 3 support cylinder 1 is also rotated about the central axis by the rotational drive of the isolating switch mechanism.
  • No. 13 support cylinder 3 is fixed on the casing 21 of the serial number 21 by the screw No. 14 and becomes a fixed whole with the casing 2; the serial number 13 support cylinder 3 is connected by the serial number 22 screw 3 to the serial contact support member; The movable contact support member and the serial number 25 arc extinguishing chamber support cylinder 1 are connected by the serial number 24 screw 4; the serial number 25 arc extinguishing chamber support cylinder 1 and the serial number 29 arc extinguishing chamber support cylinder 2 are connected by the serial number 28 screw 5; The support cylinder 2 and the serial number 31 static contact bracket are connected by the serial number 30 screw 6; the serial number 4 bearing 2 is arranged at the junction of the serial number 31 static contact bracket and the serial number 3 support cylinder 1.
  • serial number 13 support cylinder 3 the serial number 23 moving contact support member, the serial number 25 arc extinguishing chamber support cylinder 1, the serial number 29 arc extinguishing chamber support cylinder 2, the serial number 31 static contact bracket are It is connected to the casing 2 of the serial number 21, and since the casing is in a stationary state, the above-mentioned components are also in a stationary state.
  • serial number 5 isolating switch static contact 1 and the serial number 18 are respectively arranged above the circuit breaker arc extinguishing chamber.
  • Ground switch static contact 1 serial number 12 isolating switch static contact 2, serial number 17 grounding switch static contact 1; serial number 6 moving contact 1 and serial number 11 moving contact 2 are respectively combined with the above static contact during the rotation process
  • the gate is used to complete the function required by the isolating switch.
  • the arm of the arm box is arranged with the number 19 arm, the end of the arm is connected with the serial number 20 insulating rod, the serial number 20 insulating rod is connected with the serial number 34 piston rod, the serial number 34 piston rod passes the serial number 26 flange, serial number The 27-cylinder cylinder is connected to the serial number 33 moving contact.
  • the number 19 arm in the arm box is driven by the circuit breaker mechanism to rotate around the center line of the arm rotation, so that the serial number 20 insulating rod, the serial number 34 piston rod, and the serial number 33 moving contact are reciprocated on the central axis. Exercise to complete the function of the circuit breaker.
  • serial number 32 static contact is fixed on the serial number 31 fixed contact bracket, and the static contact bracket is in a static state in the present embodiment, so the serial number 32 static contact is also in a static state in this embodiment.
  • Figure 3 is a first embodiment of a preferred embodiment of the present invention.
  • a serial number 35 insulator 1, a serial number 36 transition conductor 1, a serial number 37 conductor 1, a serial number 38 sleeve 1 are fixedly connected above the serial contact of the serial number 5/12 isolating switch.
  • the casing number 38/42 is connected to the external overhead line in the substation, thus constituting the first preferred mode of the present invention (single busbar wiring).
  • Figure 4 is a second embodiment of the preferred embodiment of the present invention.
  • the serial number is supported by the serial number 49 on the one side.
  • the connection number 43 is isolated from the switch moving contact 3, the serial number 44 isolating switch static contact 3, the serial number 45 Insulator 3, serial number 46 transition conductor 3, serial number 47 conductor 3, serial number 48 sleeve 3.
  • the casing number 38/42/48 is connected to the external overhead line in the substation, thus constituting the second preferred mode of the present invention (double busbar wiring).
  • the advantageous result of the utility model is that it is composed of a plurality of outer casings of the same axis, and the inside of the casing is filled with gas for facilitating insulation, and the inside of the casing is arranged with a circuit breaker and an isolating switch according to the requirements of the equipment.
  • the isolating switch is arranged at both ends of the arc extinguishing chamber of the circuit breaker.
  • the isolating switch and the circuit breaker are located on the same axis.
  • the isolation switch completes its function as a rotary motion around the central axis of the circuit breaker, and the circuit breaker is completed. Its function is to use conventional reciprocating motion on the axis.
  • the isolating switch transmission system is arranged outside the circuit breaker arc extinguishing chamber, the circuit breaker arc extinguishing chamber and the transmission system are placed inside the isolating switch transmission system, and the two sets of transmission systems are independent motion systems that do not interfere with each other.
  • the arc extinguishing chamber portion of the circuit breaker is in a stationary state, neither axial reciprocating motion nor rotational motion about the axis occurs.
  • the rotation of the isolating switch does not cause any unnecessary influence on the dynamic and static contacts of the circuit breaker, and the circuit breaker needs to perform a large amount of operating work to complete the function of the circuit breaker to improve the opening and closing speed of the circuit breaker.
  • the circuit breaker transmission system and the isolating switch transmission system are two independent systems, they do not interfere with each other, so that when the circuit breaker is operated, the impact of the large impact force on the isolation switch is minimal, greatly improving. Equipment security.
  • a rotary bearing is arranged inside the one end casing, and the isolating switch support component is arranged on the bearing for guiding the isolating switch to rotate to perform its function.
  • a drive shaft is fixed to the outside of the end casing, and one end of the drive shaft is connected to the isolating switch support component inside the air chamber, and the other end is connected to the isolating switch operating mechanism.
  • the other end of the housing has a support cylinder of a circuit breaker mounted on the housing with a screw for fixing the circuit breaker arc chamber system, and the static contact of the circuit breaker is also installed in the support system of the set, so the circuit breaker The static contact is in a stationary state.
  • the circuit breaker moving contact performs its function to reciprocate inside the support system of the set.
  • a bearing is arranged on the inner circumferential surface of the movable contact of the isolating switch, and rotates around the outer circumference of the movable contact support of the circuit breaker and the static contact holder of the circuit breaker in the process of completing the function of the isolating switch.
  • a corner arm box is connected to the outside of one end of the housing, and one end of the inner arm of the arm box is connected with the insulating rod of the arc extinguishing chamber, and the other end is connected with the operating mechanism of the circuit breaker.
  • the inner arm rotates around the center line under the driving of the circuit breaker mechanism to drive the insulating rod, and then the moving contact has completed the function of the circuit breaker.
  • the utility model has the beneficial effects that: through reasonable design, the isolating switch is arranged on both sides of the arc extinguishing chamber of the circuit breaker, and is arranged in an axis with the circuit breaker, and the height of the circuit breaker/isolation switch is integrated. Circuit breaker arc extinguishing chamber And the transmission system is contained in the isolating switch transmission system, but these two systems are completely independent of the two systems, and do not interfere with each other.
  • the utility model has the advantages of simple structure, easy realization, reliable performance, small space occupied by the product, and reduced product cost.
  • the utility model achieves the intended purpose.

Landscapes

  • Gas-Insulated Switchgears (AREA)
  • Driving Mechanisms And Operating Circuits Of Arc-Extinguishing High-Tension Switches (AREA)

Abstract

A composite combined electric appliance. Under the condition that a breaker and isolation switches meet needs of transformer substation devices, the isolation switches are properly arranged at two sides of an arc extinguish chamber of the breaker in the axial direction. When the breaker achieves it functions, the breaker moves in a reciprocating manner in the axial direction, while when the isolation switches achieve their functions, the isolation switches move in a rotating manner around the axis of the breaker. During the movement process of the isolation switches, the arc extinguish chamber unit of the breaker is in a static state, does not move in a reciprocating manner in the axial direction and does not move in a rotating manner around the axis. The movement system of the breaker and the movement system of the isolation switches are two independent movement systems without mutual interference. According to the combined electric appliance, the breaker and the isolation switches are arranged in the same axis by means of two independent driving systems, the isolation switches are arranged at two sides of the breaker in the axial direction, and the breaker and the isolation switches are highly integrated. The composite combined electric appliance has a simple structure and high applicability, occupies small space, is easy to implement and has reliable performance, and therefore the product structure is further optimized.

Description

一种复合式组合电器Composite electric appliance 技术领域Technical field

本实用新型涉及一种40.5kV及以上高压电器用复合式组合电器，属于高压电力开关领域。The utility model relates to a composite combined electric appliance for high voltage electrical appliances of 40.5 kV and above, belonging to the field of high voltage power switches.

背景技术Background technique

目前，组合电器行业内的各开关元器件基本上都是将断路器、隔离开关设计成为一些标准的模块，然后再将其按照搭积木的方式组合成设备所需要的形式。这种产品结构就决定了其产品体积往往很大、成本居高不下等缺点。At present, the switch components in the combined electrical appliance industry basically design circuit breakers and disconnectors into some standard modules, and then combine them into the form required by the equipment according to the way of building blocks. This product structure determines the shortcomings of its products, which are often large in size and costly.

本实用新型描述了一种新型的复合式组合电器，采用这种结构的产品其优势在于其结构简单、适用性较强、占用空间体积小、易于实现、性能可靠。从而使产品结构进一步优化。The utility model describes a novel composite combined electric appliance. The advantage of the product adopting the structure is that the utility model has the advantages of simple structure, strong applicability, small space occupation, easy realization and reliable performance. Thereby the product structure is further optimized.

实用新型内容Utility model content

本实用新型的目的在于提供一种复合式组合电器，断路器与隔离开关在满足变电站设备需要的基础上，将隔离开关合理地布置在断路器灭弧室的轴向两侧，断路器在完成其功能作用时是轴向往复的运动，而隔离开关在完成其功能作用是断路器轴线的旋转运动。在隔离开关的运动过程中其断路器灭弧室单元是处于静止状态，既不发生轴向的往复运动，也不会发生绕轴线的旋转运动。断路器的运动系统与隔离开关运动系统是两个独立的、互不干涉的运动系统，此结构简单、适用性较强、占用空间体积小、比较易于实现、性能可靠。从而使产品结构进一步优化。The utility model aims to provide a composite combined electric appliance. The circuit breaker and the isolating switch are arranged on the axial side of the circuit breaker arc extinguishing chamber reasonably on the basis of satisfying the needs of the substation equipment, and the circuit breaker is completed. Its function is an axial reciprocating motion, and the isolation switch performs its function as a rotary motion of the circuit breaker axis. During the movement of the isolating switch, the circuit breaker arc extinguishing chamber unit is in a stationary state, neither axial reciprocating motion nor rotational motion about the axis occurs. The motion system of the circuit breaker and the motion system of the isolating switch are two independent motion systems that do not interfere with each other. This structure is simple, has strong applicability, takes up small space, is relatively easy to implement, and has reliable performance. Thereby the product structure is further optimized.

本实用新型的技术解决方案：The technical solution of the utility model:

一种复合式组合电器，由若干个在同一条轴线的外壳组成，并在壳体内部充以利于绝缘的气体，壳体内部按照设备的要求布置有断路器和隔离开关。The utility model relates to a composite combined electric appliance, which is composed of a plurality of outer casings of the same axis, and is filled with gas for facilitating insulation inside the casing, and a circuit breaker and an isolating switch are arranged inside the casing according to requirements of the equipment.

根据变电站主接线的需要在断路器灭弧室两端合理布置隔离开关，隔离开关与断路器位于同一条轴线。According to the needs of the main wiring of the substation, the isolating switch is arranged at both ends of the arc extinguishing chamber of the circuit breaker. The isolating switch and the circuit breaker are located on the same axis.

在此方案中，隔离开关完成其功能作用是绕断路器中心轴线做旋转运动的，而断路器完成 其功能作用是采用常规的在轴线上进行往复运动。In this solution, the isolation switch completes its function as a rotary motion around the central axis of the circuit breaker, and the circuit breaker is completed. Its function is to use conventional reciprocating motion on the axis.

隔离开关传动系统布置在断路器灭弧室的外部，断路器灭弧室及传动系统置于隔离开关传动系统内部，两套传动系统是相互独立的，互不干涉的运动系统。在隔离开关运动的过程中，断路器的灭弧室部分是处于静止状态，既不发生轴向的往复运动，也不会产生绕轴线的旋转运动，大大的提高了设备的安全性。The isolating switch transmission system is arranged outside the circuit breaker arc extinguishing chamber, the circuit breaker arc extinguishing chamber and the transmission system are placed inside the isolating switch transmission system, and the two sets of transmission systems are independent motion systems that do not interfere with each other. During the movement of the isolating switch, the arc extinguishing chamber portion of the circuit breaker is in a static state, neither axial reciprocating motion nor rotational motion about the axis occurs, which greatly improves the safety of the device.

在一端壳体内部布置有旋转轴承，隔离开关支撑零部件布置在轴承上，用于引导隔离开关旋转以完成其功能作用。A rotary bearing is arranged inside the one end casing, and the isolating switch support component is arranged on the bearing for guiding the isolating switch to rotate to perform its function.

这一端壳体外部固定有驱动轴，驱动轴一端与气室内部的隔离开关支撑零部件连接，另一端与隔离开关操动机构连接。A drive shaft is fixed to the outside of the end casing, and one end of the drive shaft is connected to the isolating switch support component inside the air chamber, and the other end is connected to the isolating switch operating mechanism.

另一端壳体内部有用螺钉安装在壳体上的断路器的支撑筒，用于固定支撑断路器灭弧室系统。The other end of the housing has a support cylinder of a circuit breaker mounted on the housing with a screw for fixing the circuit breaker arc chamber system.

这一端壳体外部连接有拐臂箱，拐臂箱内部拐臂一端与灭弧室中绝缘拉杆连接，另一端与断路器操动机构连接。The end shell is externally connected with a corner arm box, and one end of the inner arm of the arm box is connected with the insulating rod in the arc extinguishing chamber, and the other end is connected with the operating mechanism of the circuit breaker.

本实用新型的有益效果：The beneficial effects of the utility model:

与现有技术相比，本实用新型有益效果在于：通过合理的设计，将隔离开关布置在断路器灭弧室的两侧，并与断路器成一条轴线布置，断路器/隔离开关高度的集成化，断路器灭弧室及传动系统包容在隔离开关传动系统中，但这两个系统又是完全独立的两个运动系统，互不干涉。此实用新型结构简单，易于实现，性能可靠，产品占用空间体积小，降低产品成本。Compared with the prior art, the utility model has the beneficial effects that: through reasonable design, the isolating switch is arranged on both sides of the arc extinguishing chamber of the circuit breaker, and is arranged in an axis with the circuit breaker, and the height of the circuit breaker/isolation switch is integrated. The circuit breaker arc extinguishing chamber and the transmission system are contained in the isolating switch transmission system, but the two systems are completely independent of the two motion systems and do not interfere with each other. The utility model has the advantages of simple structure, easy realization, reliable performance, small space occupied by the product, and reduced product cost.

附图说明DRAWINGS

图1为本实用新型的隔离开关传动系统。Figure 1 shows the isolating switch transmission system of the present invention.

图2为本实用新型的断路器传动系统。2 is a circuit breaker transmission system of the present invention.

图3为本实用新型优选实施的第一种方式(单母线接线方式)。 Figure 3 is a first embodiment of a preferred embodiment of the present invention (single busbar wiring).

图4为本实用新型优选实施的第二种方式(双母线接线方式)。Figure 4 is a second embodiment of the preferred implementation of the present invention (double busbar wiring).

具体实施方式detailed description

下面结合附图和实施例来对本实用新型做进一步描述：The present invention will be further described below in conjunction with the accompanying drawings and embodiments:

请参阅图1、图2，序号1驱动轴与序号3支撑筒1安装在一起，并支撑于序号18壳体1中部；在序号18壳体1安装有序号2轴承1；这样序号1驱动轴在隔离开关机构的旋转驱动下也会使序号3支撑筒1绕中轴线旋转。Referring to FIG. 1 and FIG. 2, the drive shaft of the serial number 1 is mounted with the serial number 3 support cylinder 1 and supported by the middle portion of the housing No. 18; in the serial number 18, the housing 1 is equipped with the serial number 2 bearing 1; The serial number 3 support cylinder 1 is also rotated about the central axis by the rotational drive of the isolating switch mechanism.

序号3支撑筒1与序号6动触头1和序号8支撑件通过序号7销钉连接在一起；序号8支撑件与序号10支撑筒2通过序号9螺钉1连接；序号8支撑件与序号12动触头2通过序号7销钉连接。在序号6动触头1和序号11动触头2的内圆周表面布置有序号15轴承3。No. 3 support cylinder 1 and serial number 6 movable contact 1 and serial number 8 support member are connected by pin 7 of serial number 7; serial number 8 support member and serial number 10 support cylinder 2 are connected by serial number 9 screw 1; serial number 8 support member and serial number 12 move The contact 2 is connected by a pin number 7 . On the inner circumferential surface of the serial number 1 moving contact 1 and the serial number 11 moving contact 2, a serial number 15 bearing 3 is disposed.

序号13支撑筒3通过序号14螺钉2固定在序号21壳体2上，与壳体2成为一个固定的整体；序号13支撑筒3通过序号22螺钉3连接序号23动触头支撑件；序号23动触头支撑件与序号25灭弧室支撑筒1通过序号24螺钉4连接；序号25灭弧室支撑筒1与序号29灭弧室支撑筒2通过序号28螺钉5连接；序号29灭弧室支撑筒2与序号31静触头支架通过序号30螺钉6连接；在序号31静触头支架和序号3支撑筒1结合处布置有序号4轴承2。No. 13 support cylinder 3 is fixed on the casing 21 of the serial number 21 by the screw No. 14 and becomes a fixed whole with the casing 2; the serial number 13 support cylinder 3 is connected by the serial number 22 screw 3 to the serial contact support member; The movable contact support member and the serial number 25 arc extinguishing chamber support cylinder 1 are connected by the serial number 24 screw 4; the serial number 25 arc extinguishing chamber support cylinder 1 and the serial number 29 arc extinguishing chamber support cylinder 2 are connected by the serial number 28 screw 5; The support cylinder 2 and the serial number 31 static contact bracket are connected by the serial number 30 screw 6; the serial number 4 bearing 2 is arranged at the junction of the serial number 31 static contact bracket and the serial number 3 support cylinder 1.

由图1、图2中可以得出，序号13支撑筒3、序号23动触头支撑件、序号25灭弧室支撑筒1、序号29灭弧室支撑筒2、序号31静触头支架都是与序号21壳体2相连接在一起的，由于壳体处于静止状态，所以上述零部件也处于一个静止状态。It can be seen from Fig. 1 and Fig. 2 that the serial number 13 support cylinder 3, the serial number 23 moving contact support member, the serial number 25 arc extinguishing chamber support cylinder 1, the serial number 29 arc extinguishing chamber support cylinder 2, the serial number 31 static contact bracket are It is connected to the casing 2 of the serial number 21, and since the casing is in a stationary state, the above-mentioned components are also in a stationary state.

由图1、图2中并可以得出，序号1驱动轴的驱动下，序号6动触头1和序号11动触头2依靠序号2轴承1会绕中轴线旋转；同时在序号15轴承3和序号4轴承2的引导下，序号6动触头1和序号11动触头2也会绕序号31静触头支架、序号23动触头支撑件外圆周表面旋转。It can be seen from Fig. 1 and Fig. 2 that under the drive of the number 1 drive shaft, the serial number 6 moving contact 1 and the serial number 11 moving contact 2 depend on the serial number 2 bearing 1 to rotate around the central axis; Under the guidance of the bearing 4 of the serial number 4, the serial number 6 moving contact 1 and the serial number 11 moving contact 2 also rotate around the outer circumferential surface of the serial number 31 fixed contact holder and the serial number 23 moving contact support.

在图1、图2中，在断路器灭弧室上方分别布置有序号5隔离开关静触头1、序号18接 地开关静触头1、序号12隔离开关静触头2、序号17接地开关静触头1；序号6动触头1和序号11动触头2在旋转的过程中分别与上述静触头合闸，以完成隔离开关所需要的功能作用。In Fig. 1 and Fig. 2, the serial number 5 isolating switch static contact 1 and the serial number 18 are respectively arranged above the circuit breaker arc extinguishing chamber. Ground switch static contact 1, serial number 12 isolating switch static contact 2, serial number 17 grounding switch static contact 1; serial number 6 moving contact 1 and serial number 11 moving contact 2 are respectively combined with the above static contact during the rotation process The gate is used to complete the function required by the isolating switch.

由图2可以得知，拐臂箱内部布置有序号19拐臂，拐臂一端与序号20绝缘拉杆连接，序号20绝缘拉杆与序号34活塞杆连接，序号34活塞杆通过序号26法兰、序号27压气缸与序号33动触头连接。这样拐臂箱中序号19拐臂在断路器机构的驱动下，绕拐臂旋转中心线旋转，这样就会带动序号20绝缘拉杆、序号34活塞杆、序号33动触头在中轴线上进行往复运动，完成断路器的功能作用。It can be seen from Fig. 2 that the arm of the arm box is arranged with the number 19 arm, the end of the arm is connected with the serial number 20 insulating rod, the serial number 20 insulating rod is connected with the serial number 34 piston rod, the serial number 34 piston rod passes the serial number 26 flange, serial number The 27-cylinder cylinder is connected to the serial number 33 moving contact. In this way, the number 19 arm in the arm box is driven by the circuit breaker mechanism to rotate around the center line of the arm rotation, so that the serial number 20 insulating rod, the serial number 34 piston rod, and the serial number 33 moving contact are reciprocated on the central axis. Exercise to complete the function of the circuit breaker.

图2中，序号32静触头固定在序号31静触头支架上，而静触头支架在本方案中处于静止状态，所以序号32静触头在本方案中也是处于静止状态的。In Fig. 2, the serial number 32 static contact is fixed on the serial number 31 fixed contact bracket, and the static contact bracket is in a static state in the present embodiment, so the serial number 32 static contact is also in a static state in this embodiment.

图3为本实用新型优选实施的第一种方式，在序号5/12隔离开关静触头上方分别固定连接有序号35绝缘子1、序号36过渡导体1、序号37导体1、序号38套管1、序号39绝缘子2、序号40过渡导体2、序号41导体2、序号42套管2。序号38/42套管在变电站中与外部的架空线连接，这样就构成本实用新型的第一种的优选方式(单母线接线方式)。Figure 3 is a first embodiment of a preferred embodiment of the present invention. A serial number 35 insulator 1, a serial number 36 transition conductor 1, a serial number 37 conductor 1, a serial number 38 sleeve 1 are fixedly connected above the serial contact of the serial number 5/12 isolating switch. , No. 39 insulator 2, serial number 40 transition conductor 2, serial number 41 conductor 2, serial number 42 sleeve 2. The casing number 38/42 is connected to the external overhead line in the substation, thus constituting the first preferred mode of the present invention (single busbar wiring).

图4为本实用新型优选实施的第二种方式，在图3实施的基础上在一侧通过序号49支撑导体连接序号43隔离开关动触头3、序号44隔离开关静触头3、序号45绝缘子3、序号46过渡导体3、序号47导体3、序号48套管3。序号38/42/48套管在变电站中与外部的架空线连接，这样就构成本实用新型的第二种的优选方式(双母线接线方式)。Figure 4 is a second embodiment of the preferred embodiment of the present invention. On the basis of the implementation of Figure 3, the serial number is supported by the serial number 49 on the one side. The connection number 43 is isolated from the switch moving contact 3, the serial number 44 isolating switch static contact 3, the serial number 45 Insulator 3, serial number 46 transition conductor 3, serial number 47 conductor 3, serial number 48 sleeve 3. The casing number 38/42/48 is connected to the external overhead line in the substation, thus constituting the second preferred mode of the present invention (double busbar wiring).

本实用新型的有利结果在于，由若干个在同一条轴线的外壳组成，并在壳体内部充以利于绝缘的气体，壳体内部按照设备的要求布置有断路器和隔离开关。The advantageous result of the utility model is that it is composed of a plurality of outer casings of the same axis, and the inside of the casing is filled with gas for facilitating insulation, and the inside of the casing is arranged with a circuit breaker and an isolating switch according to the requirements of the equipment.

根据变电站主接线的需要在断路器灭弧室两端合理布置隔离开关，隔离开关与断路器位于同一条轴线。According to the needs of the main wiring of the substation, the isolating switch is arranged at both ends of the arc extinguishing chamber of the circuit breaker. The isolating switch and the circuit breaker are located on the same axis.

在此方案中，隔离开关完成其功能作用是绕断路器中心轴线做旋转运动的，而断路器完成 其功能作用是采用常规的在轴线上进行往复运动。In this solution, the isolation switch completes its function as a rotary motion around the central axis of the circuit breaker, and the circuit breaker is completed. Its function is to use conventional reciprocating motion on the axis.

隔离开关传动系统布置在断路器灭弧室的外部，断路器灭弧室及传动系统置于隔离开关传动系统内部，两套传动系统是相互独立的，互不干涉的运动系统。在隔离开关运动的过程中，断路器的灭弧室部分是处于静止状态，既不发生轴向的往复运动，也不会产生绕轴线的旋转运动。隔离开关的旋转不会对断路器动静触头造成任何不必要的影响，而断路器完成其功能作用是往往需要很大的操作功，以提高断路器的分合闸速度。而本方案中由于其断路器传动系统与隔离开关传动系统为两个独立的系统，互不干涉，这样在断路器操作时，其较大的冲击力对隔离开关的影响微乎其微，大大的提高了设备的安全性。The isolating switch transmission system is arranged outside the circuit breaker arc extinguishing chamber, the circuit breaker arc extinguishing chamber and the transmission system are placed inside the isolating switch transmission system, and the two sets of transmission systems are independent motion systems that do not interfere with each other. During the movement of the isolating switch, the arc extinguishing chamber portion of the circuit breaker is in a stationary state, neither axial reciprocating motion nor rotational motion about the axis occurs. The rotation of the isolating switch does not cause any unnecessary influence on the dynamic and static contacts of the circuit breaker, and the circuit breaker needs to perform a large amount of operating work to complete the function of the circuit breaker to improve the opening and closing speed of the circuit breaker. In this solution, because the circuit breaker transmission system and the isolating switch transmission system are two independent systems, they do not interfere with each other, so that when the circuit breaker is operated, the impact of the large impact force on the isolation switch is minimal, greatly improving. Equipment security.

在一端壳体内部布置有旋转轴承，隔离开关支撑零部件布置在轴承上，用于引导隔离开关旋转以完成其功能作用。A rotary bearing is arranged inside the one end casing, and the isolating switch support component is arranged on the bearing for guiding the isolating switch to rotate to perform its function.

这一端壳体外部固定有驱动轴，驱动轴一端与气室内部的隔离开关支撑零部件连接，另一端与隔离开关操动机构连接。A drive shaft is fixed to the outside of the end casing, and one end of the drive shaft is connected to the isolating switch support component inside the air chamber, and the other end is connected to the isolating switch operating mechanism.

另一端壳体内部有用螺钉安装在壳体上的断路器的支撑筒，用于固定支撑断路器灭弧室系统，而断路器静触头也是安装在这一套的支撑系统中，所以，断路器静触头是处于静止状态。而断路器动触头在完成其功能作用是在这一套的支撑系统的内部做往复运动。The other end of the housing has a support cylinder of a circuit breaker mounted on the housing with a screw for fixing the circuit breaker arc chamber system, and the static contact of the circuit breaker is also installed in the support system of the set, so the circuit breaker The static contact is in a stationary state. The circuit breaker moving contact performs its function to reciprocate inside the support system of the set.

在隔离开关动触头的内圆周表面布置有轴承，在隔离开关完成功能作用的过程中是绕着断路器动触头支撑件与断路器静触头支架外圆周旋转。A bearing is arranged on the inner circumferential surface of the movable contact of the isolating switch, and rotates around the outer circumference of the movable contact support of the circuit breaker and the static contact holder of the circuit breaker in the process of completing the function of the isolating switch.

在一端壳体外部连接有拐臂箱，拐臂箱内部拐臂一端与灭弧室绝缘拉杆连接，另一端与断路器操动机构连接。内部拐臂在断路器机构的驱动下绕中心线旋转，带动绝缘拉杆，继而带动动触头已完成断路器的功能作用。A corner arm box is connected to the outside of one end of the housing, and one end of the inner arm of the arm box is connected with the insulating rod of the arc extinguishing chamber, and the other end is connected with the operating mechanism of the circuit breaker. The inner arm rotates around the center line under the driving of the circuit breaker mechanism to drive the insulating rod, and then the moving contact has completed the function of the circuit breaker.

与现有技术相比，本实用新型有益效果在于：通过合理的设计，将隔离开关布置在断路器灭弧室的两侧，并与断路器成一条轴线布置，断路器/隔离开关高度的集成化，断路器灭弧室 及传动系统包容在隔离开关传动系统中，但这两个系统又是完全独立的两个系统，互不干涉。此实用新型结构简单，易于实现，性能可靠，产品占用空间体积小，降低产品成本。Compared with the prior art, the utility model has the beneficial effects that: through reasonable design, the isolating switch is arranged on both sides of the arc extinguishing chamber of the circuit breaker, and is arranged in an axis with the circuit breaker, and the height of the circuit breaker/isolation switch is integrated. Circuit breaker arc extinguishing chamber And the transmission system is contained in the isolating switch transmission system, but these two systems are completely independent of the two systems, and do not interfere with each other. The utility model has the advantages of simple structure, easy realization, reliable performance, small space occupied by the product, and reduced product cost.

以上内容是结合具体的优选实施方式对本实用新型所作的进一步详细说明，不能认定本实用新型的具体实施方式仅限于此，对于本实用新型所属技术领域的普通技术人员来说，在不脱离本实用新型构思的前提下，还可以做出若干简单的推演或替换，都应当视为属于本实用新型由所提交的权利要求书确定专利保护范围。The above is a further detailed description of the present invention in conjunction with the specific preferred embodiments. The specific embodiments of the present invention are not limited thereto, and the present invention does not deviate from the utility of the present invention. Under the premise of the new concept, a number of simple deductions or substitutions may also be made, which should be considered as belonging to the present invention from the scope of the patent claims.

综上，本实用新型达到预期目的。 In summary, the utility model achieves the intended purpose.

Claims (9)

一种复合式组合电器，其特征在于：由若干个在同一条轴线的外壳组成，并在壳体内部充以利于绝缘的气体，壳体内部按照设备的要求布置有断路器和隔离开关。A composite combined electric appliance is characterized in that: it is composed of a plurality of outer casings of the same axis, and is filled with gas for facilitating insulation inside the casing, and a circuit breaker and an isolating switch are arranged inside the casing according to requirements of the equipment. 根据权利要求1所述的一种复合式组合电器，其特征在于：根据变电站主接线的需要在断路器灭弧室两端合理布置隔离开关，隔离开关与断路器位于同一条轴线。A composite combination electric appliance according to claim 1, characterized in that: the isolating switch is arranged at both ends of the arc extinguishing chamber of the circuit breaker according to the requirement of the main wiring of the substation, and the isolating switch and the circuit breaker are located on the same axis. 根据权利要求1所述的一种复合式组合电器，其特征在于：所述隔离开关完成其功能作用是绕断路器中心轴线做旋转运动的，而断路器完成其功能作用是采用常规的在轴线上进行往复运动。A composite combination electric appliance according to claim 1, wherein said isolating switch performs its function as a rotary motion about a central axis of the circuit breaker, and the circuit breaker performs its function by using a conventional axis. Reciprocating motion. 根据权利要求1所述的一种复合式组合电器，其特征在于：所述隔离开关传动系统布置在断路器灭弧室的外部，断路器灭弧室及传动系统置于隔离开关传动系统内部，两套传动系统是相互独立的，互不干涉的运动系统，在隔离开关运动的过程中，断路器的灭弧室部分是处于静止状态，既不发生轴向的往复运动，也不会产生绕轴线的旋转运动；隔离开关的旋转不会对断路器动静触头造成任何不必要的影响，而断路器完成其功能作用是往往需要很大的操作功，以提高断路器的分合闸速度；由于其断路器传动系统与隔离开关传动系统为两个独立的系统，互不干涉。The composite combination electric appliance according to claim 1, wherein the isolating switch transmission system is disposed outside the circuit breaker arc extinguishing chamber, and the circuit breaker arc extinguishing chamber and the transmission system are disposed inside the isolating switch transmission system. The two sets of transmission systems are independent and non-interfering motion systems. During the movement of the isolating switch, the arc extinguishing chamber part of the circuit breaker is in a static state, neither axial reciprocating motion nor winding occurs. Rotational motion of the axis; the rotation of the isolating switch does not cause any unnecessary influence on the dynamic and static contacts of the circuit breaker, and the circuit breaker needs to perform a large amount of operating work to complete the function of the circuit breaker to improve the opening and closing speed of the circuit breaker; Since the circuit breaker transmission system and the isolating switch transmission system are two independent systems, they do not interfere with each other. 根据权利要求1所述的一种复合式组合电器，其特征在于：在壳体一端内部布置有旋转轴承，隔离开关支撑零部件布置在轴承上，用于引导隔离开关旋转以完成其功能作用。A composite combination electric appliance according to claim 1, wherein a rotary bearing is disposed inside one end of the casing, and the isolating switch support member is disposed on the bearing for guiding the rotation of the isolating switch to perform its function. 根据权利要求5所述的一种复合式组合电器，其特征在于：在壳体这一端外部固定有驱动轴，驱动轴一端与气室内部的隔离开关支撑零部件连接，另一端与隔离开关操动机构连接。A composite combination electric appliance according to claim 5, wherein a drive shaft is fixed outside the end of the casing, and one end of the drive shaft is connected to the isolating switch support member inside the air chamber, and the other end is connected to the isolating switch. Connected to the mechanism. 根据权利要求6所述的一种复合式组合电器，其特征在于：在壳体另一端内部有用螺钉安装在壳体上的断路器的支撑筒，用于固定支撑断路器灭弧室系统，而断路器静触头也是安装在这一套的支撑系统中，所以，断路器静触头是处于静止状态，而断路器动触头在完成其功能作用是在这一套的支撑系统的内部做往复运动。 A composite combination electric appliance according to claim 6, wherein a support cylinder of a circuit breaker mounted on the casing with a screw inside the other end of the casing is used for fixedly supporting the circuit breaker arc chamber system, and The static contact of the circuit breaker is also installed in the support system of this set. Therefore, the static contact of the circuit breaker is in a static state, and the dynamic contact of the circuit breaker is completed in the interior of the support system of the set. Reciprocating motion. 根据权利要求7所述的一种复合式组合电器，其特征在于：在隔离开关动触头的内圆周表面布置有轴承，在隔离开关完成功能作用的过程中是绕着断路器动触头支撑件与断路器静触头支架外圆周旋转。A composite combination electric appliance according to claim 7, wherein a bearing is arranged on an inner circumferential surface of the movable contact of the isolating switch, and the movable contact of the circuit breaker is supported during the function of the isolating switch. The piece rotates with the outer circumference of the static contact bracket of the circuit breaker. 根据权利要求8所述的一种复合式组合电器，其特征在于：在壳体一端外部连接有拐臂箱，拐臂箱内部拐臂一端与灭弧室绝缘拉杆连接，另一端与断路器操动机构连接，内部拐臂在断路器机构的驱动下绕中心线旋转，带动绝缘拉杆，继而带动动触头完成断路器的功能作用。 A composite combination electric appliance according to claim 8, wherein a crank arm box is externally connected to one end of the casing, and one end of the inner arm of the arm box is connected with the insulating rod of the arc extinguishing chamber, and the other end is connected with the circuit breaker. The moving mechanism is connected, and the inner arm rotates around the center line under the driving of the circuit breaker mechanism to drive the insulating rod, and then the moving contact is used to complete the function of the circuit breaker.
PCT/CN2015/088560 2014-09-02 2015-08-31 Composite combined electric appliance Ceased WO2016034088A1 (en)

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