CN205751992U - The operating mechanism of bushing type combined electrical apparatus is arranged - Google Patents

The operating mechanism of bushing type combined electrical apparatus is arranged Download PDF

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Publication number
CN205751992U
CN205751992U CN201620623509.6U CN201620623509U CN205751992U CN 205751992 U CN205751992 U CN 205751992U CN 201620623509 U CN201620623509 U CN 201620623509U CN 205751992 U CN205751992 U CN 205751992U
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China
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operating
insulation core
sleeve pipe
core
vacuum interrupter
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CN201620623509.6U
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Chinese (zh)
Inventor
王为高
姜建华
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Beijing Ruiheng Xinyuan Investment Co Ltd
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Beijing Ruiheng Xinyuan Investment Co Ltd
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Abstract

The operating mechanism of a kind of bushing type combined electrical apparatus is arranged, including insulation core body and vacuum interrupter, vacuum interrupter is arranged in insulation core body, operating mechanism is connected with the dynamic pull bar of vacuum interrupter, the operating mechanism of bushing type combined electrical apparatus is arranged on the low-pressure side of bushing type combined electrical apparatus, and operating mechanism is connected with low-tension supply.Insulation core body is coated on vacuum extinction outdoor and plays insulation protection effect; formed without the cavity filling insulating gas in the insulation core body of tubulose; operating mechanism is arranged on the low-pressure side of bushing type combined electrical apparatus and provides power supply by low pressure; perform the divide-shut brake of operating mechanism; easy to maintenance, it is adaptable to the environment of low-tension supply can be provided.

Description

The operating mechanism of bushing type combined electrical apparatus is arranged
Technical field
This utility model belongs to high-voltage electrical equipment field, particularly relates to a kind of bushing type combined electrical apparatus.
Background technology
When transformator outwards exports electric energy, the outfan of transformator typically require by bushing shell for transformer and chopper with External power grid is connected, existing bushing shell for transformer and chopper volume is big, structure is complicated, and cost is high and safeguards inconvenience.Such as, GIS Combined electrical apparatus not only volume is big, structure is complicated, and needs to fill insulating gas in use, and whole device needs to be arranged on anti- Protect casing internal, not only increase use cost, and repair and maintenance is the most inconvenient.
The most how the combined electrical apparatus that a kind of simple in construction, volume are little, easy to maintenance, and the use ring at high pressure are provided Under border, how to power for combined electrical apparatus is problem anxious to be resolved.
Summary of the invention
The technical problems to be solved in the utility model is, not enough for prior art, it is provided that a kind of simple in construction, maintenance side The operating mechanism of Novel sleeve type combined electrical apparatus just is arranged.
For achieving the above object, this utility model adopts the technical scheme that
The operating mechanism of a kind of bushing type combined electrical apparatus is arranged, including insulation core body and vacuum interrupter 2, vacuum interrupter 2 are arranged in insulation core body, and operating mechanism 3 is connected with the dynamic pull bar of vacuum interrupter 2, the operating mechanism of bushing type combined electrical apparatus 3 low-pressure sides being arranged on bushing type combined electrical apparatus, the earthing of casing of operating mechanism 3, operating mechanism 3 is connected acquisition with low-tension supply Working power.
Preferably, connecting into linear type including sleeve pipe 1, sleeve pipe 1 one end and insulation core body one end, vacuum interrupter 2 is arranged In the cavity of insulation core body, the other end of insulation core body is provided with external power grid binding post 12, and operating mechanism 3 is operated by insulation Bar is connected with the dynamic pull bar of vacuum interrupter 2 from the other end of insulation core body.
Preferably, including sleeve pipe 1, described insulation core body is connected with sleeve pipe 1 one end, and insulation core body becomes T word with sleeve pipe 1 Shape, insulation core body one end is provided with external power grid binding post 12, and the other end is provided with operating mechanism 3.
Preferably, described insulation core body is sleeve pipe 1, and vacuum interrupter 2 is arranged in sleeve pipe 1, vacuum interrupter 2 quiet Contact and moving contact are electrically connected with binding post 11 and external power grid binding post 12 respectively, and operating mechanism 3 is operated by insulation Bar is connected with the dynamic pull bar of vacuum interrupter 2 from external power grid binding post 12 one end.
Preferably, described insulation core body is glass reinforced plastic pipe.
Preferably, described sleeve pipe 1 includes capacitor type insulating core body 13, be embedded with in described capacitor type insulating core body 13 with absolutely Multiple capacitance plates being coaxially disposed that edge layer is arranged alternately, outermost capacitance plate is ground capacity screen;At capacitor type insulating core Body 13 external stability is provided with protection full skirt 8 and installs the mounting flange 5 of sleeve pipe 1.
Preferably, operating mechanism 3 is fixed on the mounting flange 5 of sleeve pipe 1.
Preferably, described insulating bar includes the first insulating bar 31 and the second insulating bar 32;First is exhausted Edge action bars 31 is parallel with sleeve pipe 1, and one end of the first insulating bar 31 is connected with operating mechanism 3, the other end and the second insulation Action bars 32 is connected;The two ends of the second insulating bar 32 are drawn with the first insulating bar 31 and the dynamic of vacuum interrupter 2 respectively Bar is vertically connected.
Preferably, described insulation core body includes the first insulation core body 41 and the second insulation core body 42, the first insulation core body 41 Being vertically arranged with sleeve pipe 1 with the second insulation core body 42, connection method is passed through in one end of first insulation core body the 41, second insulation core body 42 Blue 7 are connected with sleeve pipe 1 one end and to form T font attachment structure;It is internal that vacuum interrupter 2 is arranged on the first insulation core body 41, vacuum The static contact of arc-chutes 2 and the external power grid binding post 12 of the first insulation core body 41 other end end electrically connect, vacuum interrupter 2 Moving contact be connected with the operating mechanism 3 being arranged on the second insulation core body 42 other end end by dynamic pull bar, and vacuum extinction The moving contact of room 2 electrically connects with the binding post 11 being arranged on sleeve pipe 1 lower end.
Preferably, described sleeve pipe 1 is bushing shell for transformer, and bushing shell for transformer one end is provided with the wiring being electrically connected with transformator Terminal 11, is also arranged with current transformer 6 outside bushing shell for transformer, and the multiple capacitance plates in capacitor type insulating core body 13 constitute electricity Pressure transformer.
This utility model is matched by vacuum interrupter and insulation core body, it is provided that a kind of novel bushing type combination electricity Device, can control high-tension circuit deciliter;Insulation core body is coated on vacuum extinction outdoor and plays insulation protection effect, the insulation of tubulose Forming the cavity without filling insulating gas in core body, the simple in construction of bushing type combined electrical apparatus, volume are little, and operating mechanism is arranged In the low-pressure side (usually earth potential side) of bushing type combined electrical apparatus, away from high-pressure side, power supply can be provided by low pressure, perform behaviour Make the divide-shut brake of mechanism, easy to maintenance, it is adaptable to the environment of low-tension supply can be provided.Bushing type combined electrical apparatus of the present utility model Can be used for controlling transformator and external power grid deciliter;This device can be directly placed at outside transformator in use, it is not necessary to separately sets Put casing to protect, it is not necessary to fill insulation gas, and global design is reasonable, takes up room little, it is simple to install and safeguard, operation Convenient with low cost.
Accompanying drawing explanation
In order to be illustrated more clearly that the technical scheme of this utility model embodiment, will the accompanying drawing of embodiment be made simple below Ground is introduced, it should be apparent that, the accompanying drawing in describing below merely relates to embodiments more of the present utility model, rather than to this practicality Novel restriction.
Fig. 1 is the structural representation of the embodiment 1 of bushing type combined electrical apparatus of the present utility model;
Fig. 2 is the structural representation of the embodiment 2 of bushing type combined electrical apparatus of the present utility model;
Fig. 3 is the structural representation of the embodiment 3 of bushing type combined electrical apparatus of the present utility model.
Detailed description of the invention
The embodiment be given below in conjunction with accompanying drawing 1 to 3, further illustrates detailed description of the invention of the present utility model.This reality It is not limited to the following description with novel.
A kind of bushing type combined electrical apparatus, including insulation core body and vacuum interrupter 2, vacuum interrupter 2 is arranged on insulating core Internal, operating mechanism 3 is connected with the dynamic pull bar of vacuum interrupter 2, and the operating mechanism 3 of bushing type combined electrical apparatus is arranged on bushing type The low-pressure side of combined electrical apparatus, the earthing of casing of operating mechanism 3, operating mechanism 3 is connected acquisition working power, passes through with low-tension supply Outside low pressure provides power supply.Vacuum interrupter 2 is arranged on the insulating core of tubulose by bushing type combined electrical apparatus of the present utility model In the cavity of body, insulation core body is coated on outside vacuum interrupter 2 insulation protection effect of playing, and forms nothing in the insulation core body of tubulose Need to fill the cavity of insulating gas, the simple in construction of bushing type combined electrical apparatus, volume are little, and operating mechanism 3 is arranged on bushing type group Close the low-pressure side (usually earth potential side) of electrical equipment, away from high-pressure side, power supply can be provided by low pressure, perform dividing of operating mechanism Close a floodgate, easy to maintenance, it is adaptable to the environment of low-tension supply, such as transformer station can be provided.Here low end finger 1KV and following electricity Pressure, the usual line voltage of operating mechanism 3 is powered, i.e. 220V or 380V.The voltage of high more than end finger 1KV here, as The high pressure such as 10KV, 35KV, 11KV.
Below in conjunction with multiple embodiments, further illustrate the operating mechanism of bushing type combined electrical apparatus described in the utility model Arrange:
Embodiment 1
As shown in Figure 1: a kind of bushing type combined electrical apparatus, it includes sleeve pipe 1 and insulation core body 4, sleeve pipe 1 one end and insulating core Body 4 one end connects into linear type, and vacuum interrupter 2 is arranged in the cavity of insulation core body 4, and the other end of insulation core body 4 is provided with External power grid binding post 12, for being connected with external power grid;Operating mechanism 3 be arranged on bushing type combined electrical apparatus low-pressure side (electric Side, position), the earthing of casing of operating mechanism 3, operating mechanism 3 is gone out with vacuum from the other end of insulation core body 4 by insulating bar The dynamic pull bar of arc chamber 2 is connected, and operating mechanism 3 is connected with low-tension supply, passes through low-voltage power supply.
Described insulation core body 4 is connected with sleeve pipe 1 by adpting flange 7, it is simple to installs and safeguards.Vacuum interrupter 2 is arranged on In insulation core body 4, one end of vacuum interrupter 2 is connected with sleeve pipe 1, and the conducting rod being connected with the static contact of vacuum interrupter 2 is worn The cavity crossing sleeve pipe 1 is connected with binding post 11, and the moving contact of vacuum interrupter 2 is connected with the insulating bar of operating mechanism 3, And electrically connect with external power grid binding post 12.Operating mechanism 3 passes through the insulating bar high-pressure side away from bushing type combined electrical apparatus, Operating mechanism 3 ground connection, insulating bar should ensure that enough safe distances, makes operating mechanism 3 can be powered by civil power, complete Composition feed motion.
As it is shown in figure 1, a kind of preferably scheme, described sleeve pipe 1 includes capacitor type insulating core body 13, described capacitor type insulating Being embedded with the multiple capacitance plates being coaxially disposed being arranged alternately with insulating barrier in core body 13, outermost capacitance plate is ground capacity Screen, is played the effect all pressed, prevents high-voltage breakdown by multiple capacitance plates.It is provided with in capacitor type insulating core body 13 external stability Protection full skirt 8 and the mounting flange 5 of installation sleeve pipe 1, the ground capacity screen in capacitor type insulating core body 13 is by mounting flange Ground terminal ground.Described sleeve pipe 1 is bushing shell for transformer, and bushing shell for transformer one end is connected with insulation core body 4, and the other end sets Having binding post 11, for being electrically connected with transformator, mounting flange 5 is connected for fixing with transformator.Outside bushing shell for transformer Also being arranged with current transformer 6, the multiple capacitance plates in capacitor type insulating core body 13 may make up voltage transformer.Described insulating core Body 4 is glass reinforced plastic pipe, is provided with protection full skirt 8 outside it, and the insulation core body 4 of glass reinforced plastic pipe is by adpting flange 7 with sleeve pipe 1 even Connect.Certainly insulation core body 4 can also be the insulation core body of the dry type that other material is made, such as epoxy resin pipe, capacitor type insulating Core body.
A kind of preferably scheme, described operating mechanism 3 can be fixed on the mounting flange 5 of sleeve pipe 1, compact conformation and just Safeguard in installing.By extending the mounting flange 5 of sleeve pipe, operating mechanism 3 can be fixed on mounting flange 5;Or installing Flange 5 is provided with fixed support, and operating mechanism 3 is fixed on ground connection on fixed support.Preferably, described insulating bar includes First insulating bar 31 and the second insulating bar 32;First insulating bar 31 is parallel with sleeve pipe 1, the first insulation operation One end of bar 31 is connected with operating mechanism 3, and the other end and the second insulating bar 32 are connected;The two ends of the second insulating bar 32 Dynamic pull bar with the first insulating bar 31 and vacuum interrupter 2 is vertically connected respectively, uses the insulating bar of above structure Make overall structure more compact, reduce the volume of whole device;The upper end of insulation core body 4 is provided with a support, this support For providing the strong point to the second insulating bar 32, it is simple to the second insulating bar 32 pulls dynamic pull bar by this strong point. Operating mechanism 3 of the present utility model can use the operating mechanism of existing primary cut-out, can use permanent-magnet operating mechanism, The operating mechanism that can use energy storage type carries out automatic divide-shut brake control by motor, does not repeats them here.
The bushing type combined electrical apparatus of the present embodiment by binding post 11 and external power grid binding post 12 respectively with transformator Outfan is connected with external power grid, is controlled the movement of brake bar by operating mechanism 3, thus controls contact in vacuum interrupter 2 Deciliter;Vacuum interrupter 2 is arranged on inside insulation core body, is ensured the insulating properties of vacuum interrupter 2 by insulation core body so that Whole device can be directly arranged at outside transformator, it is not necessary to arranges single chopper, it is not necessary to separately arranges protection casing, it is not necessary to fill Dress insulation gas makes the structure of whole device compacter, takes up room little, and the interference to other electric equipment is low.
Embodiment 2
As shown in Figure 2: a kind of bushing type combined electrical apparatus, it include sleeve pipe 1, be connected with sleeve pipe 1 one end insulation core body 4, the vacuum interrupter 2 being arranged in insulation core body 4 and the operating mechanism 3 being connected with the dynamic pull bar of vacuum interrupter 2;Described Insulation core body 4 become T-shaped with sleeve pipe 1, insulation core body 4 one end is provided with external power grid binding post 12, and the other end is provided with operation machine Structure 3, the external conductive casing ground connection of operating mechanism 3.Described sleeve pipe 1 is bushing shell for transformer, the present embodiment different from embodiment 1 it Place is, becomes T-shaped structure, insulation core body 4 two ends to be respectively external power grid binding post by insulation core body 4 with bushing shell for transformer 12 and operating mechanism 3, make operating mechanism 3 and high-pressure side have a certain distance, and can be insulated by insulation core body 4, Make operating mechanism 3 can be positioned at low-pressure side with ground connection, it is not necessary to use longer insulating bar as embodiment 1, and permissible Conventional low-tension supply is used to be powered, compact overall structure, take up room little.
Preferably, described insulation core body 4 includes the first insulation core body 41 and the second insulation core body 42, the first insulation core body 41 Being vertically arranged with bushing shell for transformer with the second insulation core body 42, one end of first insulation core body the 41, second insulation core body 42 is passed through Adpting flange 7 is connected composition T font attachment structure with bushing shell for transformer one end.Vacuum interrupter 2 is arranged on the first insulation core body 41 is internal, and the static contact of vacuum interrupter 2 and the external power grid binding post 12 of the first insulation core body 41 other end end electrically connect, The moving contact of vacuum interrupter 2 is connected with the operating mechanism 3 being arranged on the second insulation core body 42 other end end by dynamic pull bar, And the moving contact of vacuum interrupter 2 electrically connects with the binding post 11 being arranged on bushing shell for transformer lower end.
The first described insulation core body 41 and the second insulation core body 42 are glass reinforced plastic pipe, are provided with protection full skirt 8 outside it. The bushing shell for transformer of the present embodiment is similar with embodiment 1, repeats no more.
Embodiment 3
As shown in Figure 3: a kind of bushing type combined electrical apparatus, described insulation core body is sleeve pipe 1, and vacuum interrupter 2 is arranged on In sleeve pipe 1, the static contact of vacuum interrupter 2 and moving contact phase electric with binding post 11 and external power grid binding post 12 respectively Even;Operating mechanism 3 is connected with the dynamic pull bar of vacuum interrupter 2 from external power grid binding post 12 one end by insulating bar, behaviour Make mechanism 3 and be arranged on the low-pressure side (earth potential side) of sleeve pipe 1, the metal shell ground connection of operating mechanism 3, the low of routine can be used Voltage source is powered, and carries out breaking-closing operating.The bushing type combined electrical apparatus of the present embodiment, vacuum interrupter 2 is set directly at In sleeve pipe 1, carry out insulation protection by sleeve pipe 1, without filling insulating gas in the cavity of sleeve pipe 1.Described sleeve pipe 1 is transformation Device sleeve pipe, can be directly installed on outside transformator, it is not necessary to separately arrange protection casing, it is not necessary to fills insulation gas and makes whole device Structure is compacter, takes up room little.Operating mechanism 3 is arranged on the low-pressure side of bushing type combined electrical apparatus, can be by existing Low-voltage power supply, as the civil power in transformer station, stand-by power supply etc. are powered.
A kind of preferably scheme, described operating mechanism 3 can be fixed on the mounting flange 5 of sleeve pipe 1, compact conformation and just Safeguard in installing.By extending the mounting flange 5 of sleeve pipe, operating mechanism 3 can be fixed on mounting flange 5;Or installing Flange 5 is provided with fixed support, is fixed on fixed support by operating mechanism 3.Preferably, described insulating bar includes first Insulating bar 31 and the second insulating bar 32;First insulating bar 31 is parallel with sleeve pipe 1, the first insulating bar 31 One end be connected with operating mechanism 3, the other end and the second insulating bar 32 are connected;The two ends of the second insulating bar 32 are respectively Be vertically connected with the first insulating bar 31 and dynamic pull bar, the upper end of insulation core body 4 be provided with a support, this support be used for Second insulating bar 32 provides the strong point, it is simple to the second insulating bar 32 pulls dynamic pull bar by this strong point.
Described bushing shell for transformer includes capacitor type insulating core body 13, is embedded with and insulate in described capacitor type insulating core body 13 Multiple capacitance plates being coaxially disposed that layer is arranged alternately, outermost capacitance plate is ground capacity screen, is risen by multiple capacitance plates To the effect all pressed, prevent high-voltage breakdown.Capacitor type insulating core body 13 external stability is provided with protection full skirt 8 and consolidates with transformator The fixed mounting flange 5 connected, the ground capacity screen in capacitor type insulating core body 13 is by the ground terminal ground on mounting flange. Being arranged with current transformer 6 outside bushing shell for transformer, the multiple capacitance plates in capacitor type insulating core body 13 may make up two voltages Transformer.Concrete as it is shown in figure 1, in capacitor type insulating core body 13 both sides of vacuum interrupter 2 be embedded with two groups of capacitance plates Group, often group capacitance plate group includes constituting the main capacitance screen of main capacitance C1 113, constituting the derided capacitors screen of derided capacitors C2 114 With the mask capacitor screen constituting mask capacitor C3 115;Main capacitance C1 113 and derided capacitors C2 114 offer in series voltage The voltage transformer of signal output, mask capacitor C3 115 plays shielding protection effect.Preferably, the multiple of capacitance plate group are often organized Capacitance plate is coaxially arranged concentrically, and is gone out from the end of capacitor type insulating core body 13 toward being provided with vacuum the most vertically from inner side to outside The middle part of arc chamber 2 becomes steps skew to arrange, and makes Electric Field Distribution uniform, and the size of each capacitance plate and position are by insulating calculating really Fixed, the length of each capacitance plate is the most identical, and the ladder difference of each capacitance plate is the most equal, and the upper descending stair difference of capacitance plate is the most not The most equal.
Above content is to combine concrete preferred implementation further detailed description of the utility model, it is impossible to Assert that of the present utility model being embodied as is confined to these explanations.Ordinary skill for this utility model art For personnel, without departing from the concept of the premise utility, it is also possible to make some simple deduction or replace, all should regard For belonging to protection domain of the present utility model.

Claims (10)

1. the operating mechanism of a bushing type combined electrical apparatus is arranged, it is characterised in that: include insulation core body and vacuum interrupter (2), vacuum interrupter (2) is arranged in insulation core body, and operating mechanism (3) is connected with the dynamic pull bar of vacuum interrupter (2), sleeve pipe The operating mechanism (3) of formula combined electrical apparatus is arranged on the low-pressure side of bushing type combined electrical apparatus, the earthing of casing of operating mechanism (3), behaviour Make mechanism (3) and be connected acquisition working power with low-tension supply.
The operating mechanism of bushing type combined electrical apparatus the most according to claim 1 is arranged, it is characterised in that: include sleeve pipe (1), Sleeve pipe (1) one end and insulation core body one end connect into linear type, and vacuum interrupter (2) is arranged in the cavity of insulation core body, absolutely The other end of edge core body is provided with external power grid binding post (12), and operating mechanism (3) is by another from insulation core body of insulating bar One end is connected with the dynamic pull bar of vacuum interrupter (2).
The operating mechanism of bushing type combined electrical apparatus the most according to claim 1 is arranged, it is characterised in that: include sleeve pipe (1), Described insulation core body is connected with sleeve pipe (1) one end, and insulation core body becomes T-shaped with sleeve pipe (1), and insulation core body one end is provided with dispatch from foreign news agency Net binding post (12), the other end is provided with operating mechanism (3).
The operating mechanism of bushing type combined electrical apparatus the most according to claim 1 is arranged, it is characterised in that: described insulating core Body is sleeve pipe (1), in vacuum interrupter (2) is arranged on sleeve pipe (1), the static contact of vacuum interrupter (2) and moving contact respectively with Binding post (11) and external power grid binding post (12) are electrically connected, and operating mechanism (3) is connect from external power grid by insulating bar Line terminals (12) one end is connected with the dynamic pull bar of vacuum interrupter (2).
5. arrange according to the operating mechanism of the bushing type combined electrical apparatus described in Claims 2 or 3, it is characterised in that: described insulation Core body is glass reinforced plastic pipe.
6. arrange according to the operating mechanism of the bushing type combined electrical apparatus described in Claims 2 or 3 or 4, it is characterised in that: described set Pipe (1) includes capacitor type insulating core body (13), is embedded with and is arranged alternately with insulating barrier in described capacitor type insulating core body (13) Multiple capacitance plates being coaxially disposed, outermost capacitance plate is ground capacity screen;In capacitor type insulating core body (13) external stability It is provided with protection full skirt (8) and the mounting flange (5) of sleeve pipe (1) is installed.
7. arrange according to the operating mechanism of the bushing type combined electrical apparatus described in claim 2 or 4, it is characterised in that: operating mechanism (3) it is fixed on the mounting flange (5) of sleeve pipe (1).
8. arrange according to the operating mechanism of the bushing type combined electrical apparatus described in claim 2 or 4, it is characterised in that: described insulation Action bars includes the first insulating bar (31) and the second insulating bar (32);First insulating bar (31) and sleeve pipe (1) parallel, one end of the first insulating bar (31) is connected with operating mechanism (3), the other end and the second insulating bar (32) It is connected;The two ends of the second insulating bar (32) respectively with the first insulating bar (31) and the dynamic pull bar of vacuum interrupter (2) It is vertically connected.
The operating mechanism of bushing type combined electrical apparatus the most according to claim 3 is arranged, it is characterised in that: described insulation core body Including the first insulation core body (41) and the second insulation core body (42), the first insulation core body (41) and the second insulation core body (42) and set Pipe (1) is vertically arranged, and adpting flange (7) and sleeve pipe (1) are passed through in the first insulation core body (41), one end of the second insulation core body (42) One end connects composition T font attachment structure;It is internal that vacuum interrupter (2) is arranged on the first insulation core body (41), vacuum interrupter (2) static contact and external power grid binding post (12) electrical connection of the first insulation core body (41) other end end, vacuum interrupter (2) moving contact is connected with the operating mechanism (3) being arranged on the second insulation core body (42) other end end by dynamic pull bar, and very The moving contact of empty arc-chutes (2) electrically connects with the binding post (11) being arranged on sleeve pipe (1) lower end.
The operating mechanism of bushing type combined electrical apparatus the most according to claim 6 is arranged, it is characterised in that: described sleeve pipe (1) being bushing shell for transformer, bushing shell for transformer one end is provided with the binding post (11) being electrically connected with transformator, outside bushing shell for transformer Also being arranged with current transformer (6), the multiple capacitance plates in capacitor type insulating core body (13) constitute voltage transformer.
CN201620623509.6U 2016-06-22 2016-06-22 The operating mechanism of bushing type combined electrical apparatus is arranged Active CN205751992U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201620623509.6U CN205751992U (en) 2016-06-22 2016-06-22 The operating mechanism of bushing type combined electrical apparatus is arranged

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201620623509.6U CN205751992U (en) 2016-06-22 2016-06-22 The operating mechanism of bushing type combined electrical apparatus is arranged

Publications (1)

Publication Number Publication Date
CN205751992U true CN205751992U (en) 2016-11-30

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Application Number Title Priority Date Filing Date
CN201620623509.6U Active CN205751992U (en) 2016-06-22 2016-06-22 The operating mechanism of bushing type combined electrical apparatus is arranged

Country Status (1)

Country Link
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