CN112151299A - Electrical control mechanism and control method of high-voltage isolating switch - Google Patents

Electrical control mechanism and control method of high-voltage isolating switch Download PDF

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Publication number
CN112151299A
CN112151299A CN202011032889.3A CN202011032889A CN112151299A CN 112151299 A CN112151299 A CN 112151299A CN 202011032889 A CN202011032889 A CN 202011032889A CN 112151299 A CN112151299 A CN 112151299A
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CN
China
Prior art keywords
contact base
pull rod
static contact
isolating switch
hinged
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Withdrawn
Application number
CN202011032889.3A
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Chinese (zh)
Inventor
王鹏飞
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Individual
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Individual
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Application filed by Individual filed Critical Individual
Priority to CN202011032889.3A priority Critical patent/CN112151299A/en
Publication of CN112151299A publication Critical patent/CN112151299A/en
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    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H31/00—Air-break switches for high tension without arc-extinguishing or arc-preventing means
    • H01H31/02—Details
    • H01H31/023—Base and stationary contacts mounted thereon
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H3/00—Mechanisms for operating contacts
    • H01H3/02—Operating parts, i.e. for operating driving mechanism by a mechanical force external to the switch
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H3/00—Mechanisms for operating contacts
    • H01H3/22—Power arrangements internal to the switch for operating the driving mechanism
    • H01H3/26—Power arrangements internal to the switch for operating the driving mechanism using dynamo-electric motor
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H31/00—Air-break switches for high tension without arc-extinguishing or arc-preventing means
    • H01H31/02—Details
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H31/00—Air-break switches for high tension without arc-extinguishing or arc-preventing means
    • H01H31/02—Details
    • H01H31/026—Movable parts and contacts mounted thereon

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

Abstract

The invention relates to an electrical control mechanism and a control method of a high-voltage isolating switch, which are characterized in that: the high-voltage isolating switch comprises a rack, a moving contact base, a static contact base, a first fixing rod, a first pull rod, a second fixing rod, a second pull rod, a main pull rod and a power device for providing power for opening and closing between the moving contact and the static contact of the high-voltage isolating switch; the number of the moving contact base, the number of the static contact base, the number of the first fixing rod, the number of the second fixing rod, the number of the first pull rod and the number of the second pull rod are three; the total pull rod is one; the static contact base is connected with the moving contact base through a first pull rod, and the static contact base is connected with the main pull rod through a second pull rod; the three-phase disconnecting switch has the advantages that the three phases of the disconnecting switch are simultaneously switched on and off through the first pull rod, the second pull rod and the main pull rod, labor intensity of operators is relieved, and switching-on and switching-off efficiency is improved.

Description

Electrical control mechanism and control method of high-voltage isolating switch
Technical Field
The invention relates to the field of power devices, in particular to an electrical control mechanism and method of a high-voltage isolating switch.
Background
High-voltage isolating switches are important electrical control elements and are often used in high-voltage transmission lines. When the high-voltage isolating switch needs to be maintained, at present, a power maintenance worker holds the insulating rod and disconnects the phase separation, and because the length of the insulating rod is limited and the length of the insulating rod is increased, the maintenance worker is very hard to lift the insulating rod, and can disconnect one phase of electricity after the insulating rod is frequently lifted for several times, so that the problem of low efficiency is solved; and high voltage isolator can often appear electric arc when the divide-shut brake, because need the workman to stand just can work in high voltage isolator below, is very dangerous to operating personnel.
Therefore, it is urgently needed to design a three-phase switching-on and switching-off device capable of switching on and off the high-voltage isolating switch at one time to replace manual switching-on and switching-off.
Disclosure of Invention
The invention aims to provide an electrical control mechanism and a control method of a high-voltage isolating switch, which are used for realizing switching on and off of the high-voltage isolating switch.
In order to solve the problems, the invention adopts the following technical proposal,
the utility model provides an electric control mechanism of high voltage isolator for opening and shutting between the moving contact of high voltage isolator, static contact, its characterized in that: the high-voltage isolating switch comprises a rack, a moving contact base rotationally connected with the upper surface of the right side of the rack, a static contact base arranged opposite to the moving contact base and rotationally connected with the upper surface of the left side of the rack, a first fixing rod arranged on the upper surface of the right side of the moving contact base, a first pull rod with one end hinged with the first fixing rod, a second fixing rod fixedly connected with the left side of the upper surface of the static contact base, a second pull rod with one end fixedly connected with the second fixing rod, a main pull rod hinged with the other end of the second pull rod and a power device for providing power for opening and closing between a moving contact and a static contact of the high-voltage isolating switch; the other end of the first pull rod is hinged with the left side of the static contact base; the number of the moving contact base, the number of the static contact base, the number of the first fixing rod, the number of the second fixing rod, the number of the first pull rod and the number of the second pull rod are three; the total pull rod number is one, the total pull rod with three the second pull rod is articulated.
Furthermore, the power device comprises a speed reducer with a motor, a rotating shaft, a rotating plate, a first connecting plate and a second connecting plate, wherein the speed reducer with the motor is arranged at the lower part of the rack; the other end of the second connecting plate is hinged with the left side of the static contact base.
Furthermore, the moving contact base and the static contact base are made of insulating materials.
Further, the frame is provided with a bearing; the moving contact base and the static contact base are rotatably connected with the bearing.
Further, the bearing is a tapered roller bearing.
The control method of the electrical control mechanism of the high-voltage isolating switch is realized according to the following steps:
1) starting a speed reducer with a motor, wherein the speed reducer with the motor drives a rotating shaft to rotate, the rotating shaft drives a rotating plate to rotate, the rotating plate drives a first connecting plate to move towards the rotating shaft, a second connecting plate rotates anticlockwise along a static contact base under the pulling of the first connecting plate, and the static contact base rotates anticlockwise under the pulling of the second connecting plate; the rotation of the static contact base drives the first pull rod to move towards the right front, and the first pull rod pushes the moving contact base to move along the clockwise direction; when the static contact base rotates, the second pull rod fixed with the static contact base is driven to rotate around the static contact base, the second pull rod pulls the main pull rod to move leftwards, the main pull rod pushes the other two second pull rods hinged with the main pull rod to rotate around the respective static contact base when moving leftwards, the static contact base rotates anticlockwise under the pulling of the respective second pull rod, when the static contact base rotates anticlockwise, the first pull rod hinged with the static contact base is driven to move rightwards and forwards, and the first pull rod pushes the movable contact base hinged with the first pull rod to rotate clockwise; the static contact base rotates anticlockwise, the moving contact base rotates clockwise, the static contact of the high-voltage isolating switch is separated from the moving contact of the high-voltage isolating switch, and the opening action is finished;
2) starting a speed reducer with a motor to rotate reversely, wherein the speed reducer with the motor drives a rotating shaft to rotate, the rotating shaft drives a rotating plate to rotate, the rotating plate drives a first connecting plate to move towards the direction of a static contact base, a second connecting plate is pushed by the first connecting plate to rotate clockwise along the static contact base, and the static contact base is pushed by the second connecting plate to rotate clockwise; the rotation of the static contact base drives the first pull rod to move leftwards and backwards, and the first pull rod pulls the moving contact base to move along the anticlockwise direction; when the static contact base rotates clockwise, the second pull rod fixed with the static contact base is driven to rotate around the static contact base, the second pull rod pulls the main pull rod to move rightwards, the main pull rod pushes the other two second pull rods hinged with the main pull rod to rotate around the respective static contact base, under the pulling of the respective second pull rods, the static contact base rotates clockwise, when the static contact base rotates clockwise, the first pull rod hinged with the static contact base is driven to move leftwards and backwards, and the first pull rod pulls the movable contact base hinged with the static contact base to rotate anticlockwise; the three static contact bases rotate clockwise, the three moving contact bases rotate anticlockwise, and the static contact of the high-voltage isolating switch and the moving contact of the high-voltage isolating switch are combined together to complete the switching-on action.
The invention has the beneficial effects that:
1. the moving contact base and the static contact base can easily rotate through the bearings arranged at the lower parts of the moving contact base and the static contact base, and the moving contact base and the static contact base are not blocked during rotation;
2. the tapered roller bearings are arranged at the lower parts of the moving contact base and the static contact base, and the tapered roller bearings can bear axial force, so that the bearings move flexibly without blocking when bearing the weight of the moving contact base, the static contact base and the actuating mechanisms arranged on the moving contact base and the static contact base;
3. the three contacts of the high-voltage isolating switch can be skillfully connected together through the arranged main pull rod, so that the three phases of the high-voltage isolating switch can act simultaneously;
4. the speed reducer with the motor is arranged, so that the inconvenience of manual rotation can be avoided, the efficiency is improved, and a foundation is laid for remote automatic control;
5. according to the invention, one end of the first pull rod is arranged on the right side of the moving contact base, and the other end of the first pull rod is arranged on the left side of the static contact base, so that the first pull rod can drive the moving contact base to rotate anticlockwise while the static contact base is skillfully utilized to rotate clockwise, and the opening and closing are realized;
6. according to the three-phase high-voltage isolating switch, the bases of the three groups of high-voltage isolating switches are connected together through the first pull rod, the second pull rod and the main pull rod, so that integral rotation is formed, three phases of switching-on and switching-off actions are realized, the switching-on and switching-off efficiency is improved, and the danger of industrial injury easily caused when manual switching-on and switching-off is avoided.
Drawings
FIG. 1 is a front view of the present invention in a schematic configuration;
FIG. 2 is a schematic top view of the structure of the present invention;
fig. 3 is an enlarged view of fig. 1 at D.
The reference numbers in the figures illustrate:
the device comprises a movable contact base 1, a movable contact base 2, a first fixing rod 2, a first pull rod 3, a rotating shaft 4, a rotating plate 5, a first connecting plate 6, a second connecting plate 7, a second fixing rod 8, a second pull rod 9, a total pull rod 10, a static contact base 11, a rack 12, a reducer with a motor 13, a static contact 14, an insulator string 15 and a movable contact 16.
Detailed Description
The drawings in the embodiments of the invention will be combined; the technical scheme in the embodiment of the invention is clearly and completely described.
In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "top/bottom", left, right, front, rear, etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the devices or elements referred to must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention.
In the invention, a contact connected with a high-voltage wire inlet end of a high-voltage isolating switch is a static contact, and a contact connected with a wire outlet end of the high-voltage isolating switch is a moving contact; in the invention, the description of left, right, front, back, clockwise and counterclockwise is based on the attached drawings.
Examples
An electrical control mechanism of a high-voltage isolating switch, as shown in figures 1-3, is used for switching between a moving contact and a static contact of the high-voltage isolating switch, the high-voltage isolating switch comprises a rack 12, a moving contact base 1 rotationally connected with the left side of the upper surface of the rack 12, a static contact base 11 far away from the moving contact base 1 and rotationally connected with the right side of the upper surface of the rack 12, a first fixed rod 2 arranged on the upper surface of the right side of the moving contact base 1, a first pull rod 3 with one end hinged to the first fixed rod 2, a second fixed rod 8 fixedly connected with the left side of the upper surface of the static contact base 11, a second pull rod 9 with one end fixedly connected with the second fixed rod 8, a main pull rod 10 hinged to the other end of the second pull rod 9 and a power device for providing power for the rotation of the static contact base 11 and the rotation of the moving contact base 1 of the high-voltage isolating switch; the other end of the first pull rod 3 is hinged with the left side of the static contact base 11; the number of the moving contact base 1, the number of the fixed contact base 11, the number of the first fixing rod 2, the number of the second fixing rod 8, the number of the first pull rod 3 and the number of the second pull rod 9 are all three; the number of the total pull rod 10 is one, and the total pull rod 10 is hinged with the three second pull rods 9. Rotating the static contact base 11 anticlockwise; the rotation of the static contact base 11 drives the first pull rod 3 to move towards the right front, and the first pull rod 3 pushes the moving contact base 1 to move along the clockwise direction; when the static contact base 11 rotates, the second pull rod 9 fixed with the static contact base is driven to rotate around the static contact base 11, the second pull rod 9 pulls the main pull rod 10 to move leftwards, the main pull rod 10 pushes the other two second pull rods 9 hinged with the main pull rod to rotate around the respective static contact base 11, under the pulling of the respective second pull rods 9, the static contact base 11 rotates anticlockwise, when the static contact base 11 rotates anticlockwise, the first pull rod 3 hinged with the static contact base is driven to move rightwards and forwards, and the first pull rod 3 pushes the movable contact base 1 hinged with the static contact base to rotate clockwise; the static contact base 11 rotates anticlockwise, the moving contact base 1 rotates clockwise, the static contact 14 of the high-voltage isolating switch and the moving contact 15 of the high-voltage isolating switch are separated, and the opening action is finished; the static contact base 11 rotates clockwise along the static contact base 11, and the static contact base 11 rotates clockwise under the pushing of the second connecting plate 7; the rotation of the static contact base 11 drives the first pull rod 3 to move leftwards and backwards, and the first pull rod 3 pulls the moving contact base 1 to move along the anticlockwise direction; when the static contact base 11 rotates clockwise, the second pull rod 9 fixed with the static contact base is driven to rotate around the static contact base 11, the second pull rod 9 pulls the main pull rod 10 to move rightwards, the main pull rod 10 pushes the other two second pull rods 9 hinged with the main pull rod to rotate around the respective static contact base 11, under the pulling of the respective second pull rods 9, the static contact base 11 rotates clockwise, when the static contact base 9 rotates clockwise, the first pull rod 3 hinged with the static contact base is driven to move leftwards and backwards, and the first pull rod 3 pulls the movable contact base 1 hinged with the static contact base to rotate anticlockwise; the three static contact bases 11 rotate clockwise, the three moving contact bases 1 rotate anticlockwise, and the static contact 14 of the high-voltage isolating switch and the moving contact 16 of the high-voltage isolating switch are combined together to complete the switching-on action.
The power device comprises a speed reducer 13 with a motor, a rotating shaft 4, a rotating plate 5, a first connecting plate 6 and a second connecting plate 7, wherein the speed reducer 13 with the motor is arranged at the lower part of the rack 12, one end of the rotating shaft 4 is fixedly connected with an output shaft of the speed reducer 13 with the motor, one end of the rotating plate 5 is fixedly connected with the other end of the rotating shaft 4, one end of the first connecting plate 6 is hinged with the other end of the rotating plate 5, and one end of the second connecting plate 7 is; the other end of the second connecting plate 7 is hinged with the left side of the static contact base 11.
The moving contact base 1 and the static contact base 11 are made of insulating materials; the upper surface of the moving contact base 1 is fixedly connected with a group of insulator strings 15, and the upper end surface of the group of insulator strings 15 is fixedly connected with a moving contact 16 of a high-voltage isolating switch; the upper surface of the static contact base 11 is fixedly connected with a group of insulator strings 15, and the upper end surface of the group of insulator strings 15 is fixedly connected with a static contact 14 of the high-voltage isolating switch; the static contact 14 is provided with a grounding switch, and the residual current in the static contact 14 is poured into the ground after opening, so that people are prevented from being injured; and the grounding switch is required to be disconnected between switchings, so that the high-voltage wire is prevented from being grounded by mistake.
A bearing is arranged on the frame 12; the moving contact base 1 and the static contact base 11 are rotatably connected with the frame 12 through the bearing.
The bearing is a tapered roller bearing; because the tapered roller bearing can bear axial force, the common bearing can only bear radial force generally; in the invention, the high-voltage isolating switch and the rotating parts thereof are arranged in the axial direction of the bearing, so that a tapered roller bearing is selected.
The control method of the electrical control mechanism of the high-voltage isolating switch is realized according to the following steps:
1) starting a speed reducer 13 with a motor, wherein the speed reducer 13 with the motor drives a rotating shaft 4 to rotate, the rotating shaft 4 drives a rotating plate 5 to rotate, the rotating plate 5 drives a first connecting plate 6 to move towards the rotating shaft 4, a second connecting plate 7 rotates anticlockwise along a static contact base 11 under the pulling of the first connecting plate 6, and the static contact base 11 rotates anticlockwise under the pulling of the second connecting plate 7; the rotation of the static contact base 11 drives the first pull rod 3 to move towards the right front, and the first pull rod 3 pushes the moving contact base 1 to move along the clockwise direction; when the static contact base 11 rotates, the second pull rod 9 fixed with the static contact base is driven to rotate around the static contact base 11, the second pull rod 9 pulls the main pull rod 10 to move leftwards, the main pull rod 10 pushes the other two second pull rods 9 hinged with the main pull rod to rotate around the respective static contact base 11, under the pulling of the respective second pull rods 9, the static contact base 11 rotates anticlockwise, when the static contact base 11 rotates anticlockwise, the first pull rod 3 hinged with the static contact base is driven to move rightwards and forwards, and the first pull rod 3 pushes the movable contact base 1 hinged with the static contact base to rotate clockwise; the static contact base 11 rotates anticlockwise, the moving contact base 1 rotates clockwise, the static contact 14 of the high-voltage isolating switch and the moving contact 15 of the high-voltage isolating switch are separated, and the opening action is finished;
2) starting a speed reducer 13 with a motor to rotate reversely, wherein the speed reducer 13 with the motor drives a rotating shaft 4 to rotate, the rotating shaft 4 drives a rotating plate 5 to rotate, the rotating plate 5 drives a first connecting plate 6 to move towards a static contact base 11, a second connecting plate 7 rotates clockwise along the static contact base 11 under the pushing of the first connecting plate 6, and the static contact base 11 rotates clockwise under the pushing of the second connecting plate 7; the rotation of the static contact base 11 drives the first pull rod 3 to move leftwards and backwards, and the first pull rod 3 pulls the moving contact base 1 to move along the anticlockwise direction; when the static contact base 11 rotates clockwise, the second pull rod 9 fixed with the static contact base is driven to rotate around the static contact base 11, the second pull rod 9 pulls the main pull rod 10 to move rightwards, the main pull rod 10 pushes the other two second pull rods 9 hinged with the main pull rod to rotate around the respective static contact base 11, under the pulling of the respective second pull rods 9, the static contact base 11 rotates clockwise, when the static contact base 9 rotates clockwise, the first pull rod 3 hinged with the static contact base is driven to move leftwards and backwards, and the first pull rod 3 pulls the movable contact base 1 hinged with the static contact base to rotate anticlockwise; the three static contact bases 11 rotate clockwise, the three moving contact bases 1 rotate anticlockwise, and the static contact 14 of the high-voltage isolating switch and the moving contact 16 of the high-voltage isolating switch are combined together to complete the switching-on action.
The working process of the invention is as follows:
respectively installing 6 bearings on the upper surface of a frame 12, respectively installing 3 movable contact bases 1 and 3 static contact bases 11 on the bearings, and then connecting all the parts together according to the attached drawings; a high-voltage incoming line terminal is arranged on the moving contact base 1 and is firmly connected with the high-voltage incoming line; a high-voltage outgoing line terminal is arranged on the static contact base 11 and is firmly connected with a high-voltage outgoing line; the invention can work; the working process is consistent with the use method of the invention and is not repeated.
According to the invention, the three phases of the high-voltage isolating switch are simultaneously switched on and off through the main pull rod 10, so that the complexity of manual direct single-phase switching on and off is avoided, and meanwhile, the risk of electric shock exists in manual direct switching on and off; the invention overcomes the defects of the high-voltage isolating switch on-off, and is worthy of popularization.
The above; but are merely preferred embodiments of the invention; the scope of the invention is not limited thereto; any person skilled in the art is within the technical scope of the present disclosure; the technical scheme and the improved concept of the invention are equally replaced or changed; are intended to be covered by the scope of the present invention.

Claims (6)

1. The utility model provides an electrical control mechanism of high voltage isolator for the switch between the moving contact of high voltage isolator, static contact which characterized in that: the high-voltage isolating switch comprises a rack (12), a moving contact base (1) rotatably connected with the upper surface of the rack (12), a static contact base (11) far away from the moving contact base (1) and rotatably connected with the upper surface of the rack (12), a first fixed rod (2) arranged on the upper surface of the moving contact base (1), a first pull rod (3) with one end hinged with the first fixed rod (2), a second fixed rod (8) fixedly connected with the upper surface of the static contact base (11), a second pull rod (9) with one end fixedly connected with the second fixed rod (8), a main pull rod (10) hinged with the other end of the second pull rod (9) and a power device for providing power for the rotation of the static contact base (11) and the rotation of the moving contact base (1) of the high-voltage isolating switch; the other end of the first pull rod (3) is hinged with the left side of the static contact base (11); the number of the moving contact base (1), the number of the fixed contact base (11), the number of the first fixing rod (2), the number of the second fixing rod (8), the number of the first pull rod (3) and the number of the second pull rod (9) are three; the number of the total pull rods (10) is one, and the total pull rods (10) are hinged with the three second pull rods (9).
2. The electrical control mechanism of a high-voltage isolating switch according to claim 1, characterized in that: the power device comprises a speed reducer (13) with a motor, a rotating shaft (4) with one end fixedly connected with an output shaft of the speed reducer (13) with the motor, a rotating plate (5) with one end fixedly connected with the other end of the rotating shaft (4), a first connecting plate (6) with one end hinged with the other end of the rotating plate (5) and a second connecting plate (7) with one end hinged with the other end of the first connecting plate (6), wherein the speed reducer (13) with the motor is arranged at the lower part of the rack (12); the other end of the second connecting plate (7) is hinged with the static contact base (11).
3. The electrical control mechanism of a high-voltage isolating switch according to claim 1, characterized in that: the moving contact base (1) and the static contact base (11) are made of insulating materials.
4. The electrical control mechanism of a high-voltage isolating switch according to claim 3, characterized in that: the frame (12) is provided with a bearing; the moving contact base (1) and the static contact base (11) are rotationally connected with the rack (12) through the bearing.
5. The electrical control mechanism of a high-voltage isolating switch according to claim 4, characterized in that: the bearing is a tapered roller bearing.
6. A method for controlling an electrical control mechanism of a high-voltage isolating switch, characterized in that the electrical control mechanism of the high-voltage isolating switch according to claims 1-5 is used, and the method is realized according to the following steps:
1) starting a speed reducer (13) with a motor, wherein the speed reducer (13) with the motor drives a rotating shaft (4) to rotate, the rotating shaft (4) drives a rotating plate (5) to rotate, the rotating plate (5) drives a first connecting plate (6) to move towards the rotating shaft (4), a second connecting plate (7) rotates anticlockwise along a static contact base (11) under the pulling of the first connecting plate (6), and the static contact base (11) rotates anticlockwise under the pulling of the second connecting plate (7); the rotation of the static contact base (11) drives the first pull rod (3) to move towards the right front, and the first pull rod (3) pushes the moving contact base (1) to move along the clockwise direction; when the static contact base (11) rotates, the second pull rod (9) fixed with the static contact base is driven to rotate around the static contact base (11), the second pull rod (9) pulls the main pull rod (10) to move leftwards, the main pull rod (10) pushes the other two second pull rods (9) hinged with the main pull rod to rotate around the respective static contact base (11), the static contact base (11) rotates anticlockwise under the pulling of the respective second pull rod (9), when the static contact base (11) rotates anticlockwise, the first pull rod (3) hinged with the static contact base is driven to move rightwards and forwards, and the first pull rod (3) pushes the movable contact base (1) hinged with the first pull rod to rotate clockwise; the static contact base (11) rotates anticlockwise, the moving contact base (1) rotates clockwise, the static contact of the high-voltage isolating switch and the moving contact of the high-voltage isolating switch are separated, and the opening action is finished;
2) starting a speed reducer (13) with a motor to rotate reversely, wherein the speed reducer (13) with the motor drives a rotating shaft (4) to rotate, the rotating shaft (4) drives a rotating plate (5) to rotate, the rotating plate (5) drives a first connecting plate (6) to move towards a static contact base (11), a second connecting plate (7) is pushed by the first connecting plate (6) to rotate clockwise along the static contact base (11), and the static contact base (11) is pushed by the second connecting plate (7) to rotate clockwise; the rotation of the static contact base (11) drives the first pull rod (3) to move leftwards and backwards, and the first pull rod (3) pulls the moving contact base (1) to move along the anticlockwise direction; when the static contact base (11) rotates clockwise, the second pull rod (9) fixed with the static contact base is driven to rotate around the static contact base (11), the second pull rod (9) pulls the main pull rod (10) to move rightwards, the main pull rod (10) pushes the other two second pull rods (9) hinged with the main pull rod to rotate around the respective static contact base (11), under the pulling of the respective second pull rods (9), the static contact base (11) rotates clockwise, when the static contact base (11) rotates clockwise, the first pull rod (3) hinged with the static contact base is driven to move leftwards and backwards, and the first pull rod (3) pulls the movable contact base (1) hinged with the first pull rod to rotate anticlockwise; the three static contact bases (11) rotate clockwise, the three moving contact bases (1) rotate anticlockwise, and the static contact of the high-voltage isolating switch and the moving contact of the high-voltage isolating switch are combined together to complete the switching-on action.
CN202011032889.3A 2020-09-27 2020-09-27 Electrical control mechanism and control method of high-voltage isolating switch Withdrawn CN112151299A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202011032889.3A CN112151299A (en) 2020-09-27 2020-09-27 Electrical control mechanism and control method of high-voltage isolating switch

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202011032889.3A CN112151299A (en) 2020-09-27 2020-09-27 Electrical control mechanism and control method of high-voltage isolating switch

Publications (1)

Publication Number Publication Date
CN112151299A true CN112151299A (en) 2020-12-29

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Application Number Title Priority Date Filing Date
CN202011032889.3A Withdrawn CN112151299A (en) 2020-09-27 2020-09-27 Electrical control mechanism and control method of high-voltage isolating switch

Country Status (1)

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Application publication date: 20201229