CN208061944U - A kind of outdoor vacuum circuit breaker control system - Google Patents
A kind of outdoor vacuum circuit breaker control system Download PDFInfo
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- CN208061944U CN208061944U CN201820480251.8U CN201820480251U CN208061944U CN 208061944 U CN208061944 U CN 208061944U CN 201820480251 U CN201820480251 U CN 201820480251U CN 208061944 U CN208061944 U CN 208061944U
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- divide
- vacuum circuit
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- 238000004146 energy storage Methods 0.000 claims description 8
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- 239000003822 epoxy resin Substances 0.000 description 13
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y04—INFORMATION OR COMMUNICATION TECHNOLOGIES HAVING AN IMPACT ON OTHER TECHNOLOGY AREAS
- Y04S—SYSTEMS INTEGRATING TECHNOLOGIES RELATED TO POWER NETWORK OPERATION, COMMUNICATION OR INFORMATION TECHNOLOGIES FOR IMPROVING THE ELECTRICAL POWER GENERATION, TRANSMISSION, DISTRIBUTION, MANAGEMENT OR USAGE, i.e. SMART GRIDS
- Y04S10/00—Systems supporting electrical power generation, transmission or distribution
- Y04S10/18—Systems supporting electrical power generation, transmission or distribution using switches, relays or circuit breakers, e.g. intelligent electronic devices [IED]
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Abstract
The utility model discloses a kind of outdoor vacuum circuit breaker control systems, including installing vacuum circuit breaker on utility poles, voltage transformer, control terminal and switch mechanism, the tip shelf of the electric pole is equipped with power transmission line, the vacuum circuit breaker and voltage transformer access cable by user and are connect with the power transmission line, the control terminal is electrically connected by controlling cable with the control terminal, the vacuum circuit breaker includes three-phase pillar, operation control box and the operating mechanism being arranged in the operation control box, the operating mechanism is sequentially connected with the switch mechanism, the operating mechanism is electrically connected with the control terminal, it is fixedly mounted in operation control box in the bottom end of the three-phase pillar, it is plugged with current transformer on the centre of the three-phase pillar.The utility model can carry out empty breaker presence detection and carry out Intelligence Diagnosis, control and protection, and more comprehensive solution is provided for the intelligence of vacuum circuit breaker.
Description
Technical field
The utility model belongs to power switch control technology field, and system is controlled more particularly to a kind of outdoor vacuum circuit breaker
System.
Background technology
Vacuum circuit breaker is used for closing load current in electric system, overload current, short circuit current in a power distribution system,
Protection and control action are played suitable for substation, urban and rural power grids and industrial and mining enterprises' distribution system, is high pressure electric line
In major electrical equipment element, it is made of vacuum interrupter, actuating executing agency, control mechanism, holder and other components, tradition
Outdoor high-voltage vacuum breaker do not have an intelligent control function, but the Standard type high-voltage alternating used in power distribution network at present is true
Empty breaker generally uses three-phase cylinder vacuum breaker, and structure is also complicated, and Reliability of Microprocessor is poor, since operating mechanism has to
The switch being located in arc-chutes is pulled, so vacuum circuit breaker is set on outdoor electric pole on certain altitude position so that open circuit
The control of device divide-shut brake is troublesome in poeration；At the same time, cannot be found in time when damage parts part break down, when need into
When row vacuum circuit breaker overhauls, maintenance personal needs to lift pole, is repaired after babinet is dismantled, and leaves operation in this way
With regard to very little, manual operation is inconvenient in the space of personnel's operation, and when operation was not only laborious but also time-consuming.Development with society and technology
Progress, especially State Grid Corporation of China propose the target of " intelligent grid ", and current equipment can not meet wanting of using
It asking, is mainly shown as maintenance difficult, the personnel of needing repairing climb to corresponding position and are detected repair, and repair is extremely inconvenient,
For realize real time monitoring and quickly breaking-closing operating have certain limitation be unfavorable for according to line condition arrange parameter with
And corresponding function setting, to be difficult to adapt to the intelligent management of modern power network.
Utility model content
The purpose of this utility model is to provide a kind of outdoor vacuum circuit breaker control system, controls according to the present utility model
System processed can carry out empty breaker presence detection, and carry out Intelligence Diagnosis, control and guarantor for singlechip controller part
The data monitored can be analyzed and handled by shield；Has automatic protection, auto-control, running state monitoring, intelligent behaviour
The functions such as work, communication；More comprehensive solution party is provided for the intelligent control of vacuum circuit breaker.To achieve the above object,
The utility model type uses following technique effect：
One side according to the present utility model provides a kind of outdoor vacuum circuit breaker control system, including is mounted on
The tip shelf of vacuum circuit breaker, voltage transformer, control terminal on electric pole and switch mechanism, the electric pole is equipped with transmission of electricity
Line, the vacuum circuit breaker and voltage transformer access cable by user and are connect with the power transmission line, the control terminal
Be electrically connected by controlling cable and the control terminal, the vacuum circuit breaker include three-phase pillar, operation control box and
Operating mechanism in the operation control box is set, and the operating mechanism is sequentially connected with the switch mechanism, the actuating
Mechanism is electrically connected with the control terminal, is fixedly mounted in operation control box in the bottom end of the three-phase pillar, in three-phase
The top of pillar is equipped with connecting terminal, and intermediate in the three-phase pillar draws an outlet conductive pole, in the outlet conductive pole
On be plugged with current transformer, the voltage transformer and current transformer are electrical by cable and the control terminal respectively
Connection, the outlet conductive pole are connect by switch mechanism and cable with the control terminal.
Preferably, the upper support frame for protruding horizontally up and being fixedly mounted in electric pole middle and upper part and externally both sides, it is described true
Empty breaker and voltage transformer are separately mounted to the both ends of upper support frame, below the upper support frame and from top to bottom successively
Flat anchor ear and lower bracing frame are installed on utility poles, are also equipped between the both ends of the upper support frame and flat anchor ear
Inclined shore bar, the control terminal are mounted in the lower bracing frame.
Preferably, include singlechip controller, power-supply controller of electric, electric quantity acquisition unit, voltameter in the control terminal
Measure circuit, data transmission interface, control output interface, GPRS wireless communication controllers and electricity display unit, the power supply control
Device processed, data transmission interface, control output interface circuit, GPRS wireless communication controllers and electricity display unit respectively with institute
Singlechip controller connection is stated, the electric quantity acquisition unit is connect by electric quantity metering circuit with the singlechip controller, institute
Control output interface is stated to be electrically connected with the operating mechanism.
Preferably, the operating mechanism include be arranged the operation control box left or right side isolated operation handle,
In the operation control box and it is arranged with the isolation knife main shaft of the isolated operation handle horizontal vertical and along its length
Isolation transmission shaft and interlocking transmission shaft, the isolated operation handle is connected to operation control box by isolation knife main shaft, by
The front setting of the operation control box of nearly isolated operation handle one end has divide-shut brake handle, energy accumulation handle and the instruction knot that closes a floodgate successively
Structure, the divide-shut brake handle, energy accumulation handle and close indication structure and isolated operation handle are sequentially connected, the switch mechanism with
The isolation knife spindle drive connection；
The three-phase pillar extends downwardly into operation control box is isolated transmission shaft driven connection, the interlocking transmission with described
Axis is stretched out out of operation control box to be connect with one end of the interlocking connecting lever, the other end of the interlocking connecting lever and the isolation knife master
One end of axis connection, the isolation transmission shaft is rotatably connected on the side of operation control box, the isolation by interlocking transmission shaft
The other end of transmission shaft is rotatably connected on the other side of operation control box, and the isolation transmission shaft is far from interlocking transmission shaft one end
Upper and lower both sides are connected with divide-shut brake spring, U-shaped connecting seat and divide-shut brake spring main shaft, one end of the divide-shut brake spring and pass through pivot pin
Clamp spring is connect with the open end of the U-shaped connecting seat, and the blind end of the U-shaped connecting seat is fixedly connected with operation control box, described
The both ends of divide-shut brake spring main shaft be fixed in the operation control box and with transmission shaft is isolated in vertical state, the divide-shut brake
Handle rotation is fixed in operation control box and transmission shaft driven connection, the energy storage is isolated with described by divide-shut brake manual shaft
Handle rotation is fixed in operation control box and is connected by energy storage manual shaft with transmission shaft driven is isolated, and is driven in the interlocking
The both sides up and down of axis are respectively arranged with breaking coil, and the tripping connecting pin of the breaking coil and the divide-shut brake manual shaft are electrical
Connection, the output end of the breaking coil are electrically connected with the control output interface.
Said program is it is further preferred that the control output interface includes isolation drive module, divide-shut brake drive module
And delay control switch, the output end of the singlechip controller pass sequentially through isolation drive module, divide-shut brake drive module and
Delay control switch is electrically connected with the breaking coil.
Said program at the interlocking transmission shaft and operation control box rotation connection it is further preferred that be additionally provided with sealing
Rubber cushion, the one end of the isolation transmission shaft far from interlocking transmission shaft are rotatablely connected by adjusting gasket and the operation control box.
Said program is it is further preferred that the divide-shut brake manual shaft passes through the copper that is fixed on the side wall of operation control box
Set is connected together, and support ear is provided on the copper sheathing, which is screwed in the side wall of the operation control box
On, in the divide-shut brake manual shaft and ecto-entad is disposed with clamp spring and multiple sealing rubber rings, and the divide-shut brake is manual
Axis is connected together by the inner sealing of clamp spring and sealing rubber ring and copper sheathing.
Said program is it is further preferred that the switch mechanism includes that blade, isolation knife insulated column and insulator, institute is isolated
It states insulator to be inclined in operation control box upwards, the isolation blade is connected to the top of outlet conductive pole and insulator
Between, the isolation blade is connect with the line terminals on the insulator, and one end of the isolation knife insulated column passes through isolation knife
Piece is connect with the outlet conductive pole, and the other end of the isolation knife insulated column is connect with the isolation knife spindle drive.
Said program is it is further preferred that the height of the control terminal from the ground is 3m~3.5m.
Said program fixes company it is further preferred that the user accesses cable by insulating clamp and the power transmission line
It connects.
In conclusion since the utility model uses above-mentioned technical proposal, the utility model has the following technical effects：
(1), the vacuum circuit breaker of the utility model, it is simple in structure, component of machine is reduced, it is accurate to realize protection, reliably
Property is strong, maintains easily simultaneously, opening/closing operation mechanism is arranged in a side of transmission case body, mechanism case the utility model
Transmission adjusting part is only installed, compact-sized, space availability ratio is higher, and saves material, and since divide-shut brake is grasped
It is provided separately within the side of mechanism case as mechanism case, belongs to the face to oppose up and down with pillar mounting surface, so leaving operating personnel for
The space of operation is just very big, and manual operation is extremely convenient, does not need resolution stand, only needs the side plate of opening mechanism case can be right
Transmission adjusting part repairs, and can freely easily opening mechanism case progress site examining and repairing or the replacement operation on column
Mechanism, repair are very convenient.
(2), the breaker of the utility model uses the pillar of three-phase pillar full-closed structure, break performance on babinet
Stablize, the class of insulation is high, has strong and stable drop-out current ability, suitable for various distribution systems, the utility model
Vacuum circuit breaker it is of low cost, it is easy to operate, operated by drag hook, people, which stands on the ground, can complete conversion operation, simultaneously also
It can be to avoid damage vacuum circuit breaker.
(3), the utility model to vacuum circuit breaker carry out presence detection, for singlechip controller part carry out intelligence
Change diagnosis, control and protection, the data monitored can be analyzed and be handled；Have automatic protection, auto-control, operation shape
The functions such as state monitoring, intellectualized operation, communication；More comprehensive solution is provided for the intelligence of vacuum circuit breaker.
(4), the utility model has zero-sequence current detection function, improves the accuracy of singlephase earth fault judgement, accounts for
Have that space is small, need not climb to and carry out operation and maintenance on electric pole, can not only carry out automatic divide-shut brake, it can be can pass through
Breaking-closing operating is carried out manually so that maintenance makes more convenient, and operation and control are according to simple.
Description of the drawings
Fig. 1 is a kind of structural schematic diagram of outdoor vacuum circuit breaker control system of the utility model；
Fig. 2 is the positive structure diagram of the vacuum circuit breaker of the utility model；
Fig. 3 is the side structure schematic view of the vacuum circuit breaker of the utility model；
Fig. 4 is the control principle drawing of the control terminal of the utility model；
Fig. 5 is vertical view-schematic cross-sectional view of the vacuum circuit breaker of the utility model；
Fig. 6 is the divide-shut brake manual shaft of the utility model and the attachment structure schematic diagram of operation control box.
Fig. 7 is side view-schematic cross-sectional view of the vacuum circuit breaker of the utility model；
In attached drawing, electric pole 1, vacuum circuit breaker 2, voltage transformer 3, control terminal 4, power transmission line 5, user's access cable
Line 6, control cable 7, upper support frame 8, flat anchor ear 9, lower bracing frame 10, inclined shore bar 11, hangers 12, casing 13, three
Phase pillar 20, operation control box 21, connecting terminal 22, outlet conductive pole 23, current transformer 24, isolated operation handle 25, point
Switch lever 26, energy accumulation handle 27, close indication structure 28, auxiliary switch 29, isolation knife main shaft 30 interlock connecting lever 31, interlocking
Transmission shaft 32, seal gasket 33, breaking coil 34, combined floodgate manual shaft 40, copper sheathing 41, support ear 42, the support ear 42, screw
43, clamp spring 44, sealing rubber ring 45, eccentric drive shaft 46, divide-shut brake main shaft 47, energy storage manual shaft 50, insulating clamp 65, isolation biography
Moving axis 100, divide-shut brake spring 101, U-shaped connecting seat 102, divide-shut brake spring main shaft 103, pivot pin clamp spring 101a, adjusting gasket
Blade 120, isolation knife insulated column 121, insulator 122, epoxy resin upper supporting column 200, epoxy resin lower supporting rod is isolated in 101b
201, vacuum interrupter 202, connection clip 203, U-shaped soft copper connector 204, insulated tension pole 205, excess of stroke spring 206, drive rod
207, U-shaped guide groove 208, guide rod 209, drive link 210, vacuum interrupter set 211, singlechip controller 400, power supply control
Device 401 processed, electric quantity acquisition unit 402, electric quantity metering circuit 403, data transmission interface 404 control output interface 405, GPRS
Wireless communication controller 406, electricity display unit 407.
Specific implementation mode
To make the purpose of this utility model, technical solution and advantage be more clearly understood, referring to the drawings and enumerate excellent
Embodiment is selected, the utility model is further described.However, it is necessary to illustrate, many details listed in specification
Just for the sake of making one or more aspects of the reader to the utility model, there are one thorough explanations, specific even without these
Details can also realize the utility model these aspect.
As shown in Figure 1, Figure 2 and Figure 3, one side according to the present utility model provides a kind of outdoor vacuum circuit breaker
Control system includes vacuum circuit breaker 2, voltage transformer 3, control terminal 4 and switch mechanism on electric pole 1, institute
The tip shelf for stating electric pole 1 passes through user's access cable 6 equipped with power transmission line 5, the vacuum circuit breaker 2 and voltage transformer 3
It is connect with the power transmission line 5, the user accesses cable 6 and is fixedly connected with the power transmission line 5 by insulating clamp 65, described
Control terminal 4 is electrically connected by controlling cable 7 with the control terminal 4, and the vacuum circuit breaker 2 includes three-phase pillar
20, operation control box 21 and the operating mechanism being arranged in the operation control box 21, the operating mechanism and the disconnecting link machine
Structure is sequentially connected, and the operating mechanism is electrically connected with the control terminal 4, is fixedly mounted in the bottom end of the three-phase pillar 20
In operation control box 21, it is equipped with connecting terminal 22 on the top of three-phase pillar 20, intermediate in the three-phase pillar 20 is drawn
One outlet conductive pole 23 is plugged with current transformer 24, the voltage transformer 3 and Current Mutual Inductance on the outlet conductive pole 23
Device 24 is electrically connected by cable and the control terminal 4 respectively, and the outlet conductive pole 23 passes through switch mechanism and cable
Line is connect with the control terminal 4, in 1 middle and upper part of electric pole and upper support frame that externally both sides protrude horizontally up and are fixedly mounted
8, the vacuum circuit breaker 2 and voltage transformer 3 are separately mounted to the both ends of upper support frame 8, below the upper support frame 8 and
Flat anchor ear 9 and lower bracing frame 10 are installed on electric pole 1 successively from top to bottom, the both ends of the upper support frame 8 with it is flat
Inclined shore bar 11 is also equipped between shape anchor ear 9, the control terminal 4 is mounted in the lower bracing frame 10, the control
The height of terminal 4 from the ground is 3m~3.5m.It is respectively arranged with hangers 12 on four angles above the operation control box 21,
Whole operation control cabinet 21 is mounted on upper support frame 8 with facilitating, the control cable 7, which penetrates, to be fixed on electric pole 1
Casing 13 be supported fixation, 7 threading 13 (metal sleeve or plastic bushing carry out) of control cable introduces control eventually
In end 4, prevent control cable 7 from shaking and being damaged.
As shown in figure 4, including singlechip controller 400, power-supply controller of electric 401, electric quantity acquisition list in the control terminal 4
Member 402, electric quantity metering circuit 403, data transmission interface 404, control output interface 405, GPRS wireless communication controllers 406
With electricity display unit 407, the power-supply controller of electric 401, data transmission interface 404, control output interface circuit 405, GPRS
Wireless communication controller 406 and electricity display unit 407 are connect with the singlechip controller 400 respectively, the electric quantity acquisition
Unit 402 is connect by electric quantity metering circuit 403 with the singlechip controller 400, the control output interface 405 with it is described
Operating mechanism is electrically connected；Data transmission interface 404 is network transport interface or RS485 data transmission interfaces, for connecting electricity
Energy table is to realize that power monitoring and the monitoring with electric line, the utility model also have GPRS wireless communication functions, Yong Huke
Execution control instruction is operated in a manner of by SMS or computer background, so that singlechip controller is executed separating brake or is closed a floodgate and refers to
It enables, user operates on electric pole without climbing in use inquiry, arrange parameter, the functions such as divide-shut brake, can complete to grasp on ground
It controls；The voltage of the acquisition output of voltage transformer 3 is sent into power-supply controller of electric 401, and power supply behaviour is provided for singlechip controller 400
Make to order required voltage；402 output end of electric quantity acquisition unit is connect with the load side of user's supply and distribution network, electric quantity acquisition
Unit 402 further includes zero sequence current mutual inductor and single-phase current transformer, electric quantity acquisition unit other than current transformer
The filtered circuit of electric current of 402 outputs is sent into after balancing amplifying circuit, and carries out display report by electricity display unit 407
Alert operation, current transformer output current and the corresponding analog quantity of zero-sequence current and zero sequence analog quantity, then respectively to institute
State current-mode analog quantity and the zero sequence analog quantity and carry out gauge check, realize power transmission line export to user power utilization equipment electric current and
The detection and judgement of zero-sequence current, then singlechip controller is corresponding according to the output control instruction execution of detection and analysis result
Divide-shut brake acts, and singlechip controller 400 carries out inrush phenomenon to circuit by execution control breaker, overcurrent, short circuit, owes
Pressure, overvoltage protection, ensure that the safe operation of circuit in this way, and anti-jump and locking work(can be arranged by singlechip controller
Can, and vacuum circuit breaker is configured as manual divide-shut brake, the usable manual divide-shut brake when substation is without accessory power supply, when
Automatic divide-shut brake can be carried out after accumulator is set in power-supply controller of electric 401.
In the present invention, shown in as shown in Figure 1, Figure 2, Fig. 3 and Fig. 5, the operating mechanism includes being arranged in the operation
The isolated operation handle 25 of 21 left or right side of control cabinet, the isolation knife main shaft 30 with 25 horizontal vertical of isolated operation handle
And in the operation control box 21 and the isolation transmission shaft 100 and interlocking transmission shaft 32 that are arranged along its length, it is described every
Operation control box 21 is connected to by isolation knife main shaft 30 from operation handle 25, in the operation close to 25 one end of isolated operation handle
The front setting of control cabinet 21 has divide-shut brake handle 26, energy accumulation handle 27 and close indication structure 28, the divide-shut brake hand successively
Handle 26, energy accumulation handle 27 and close indication structure 28 and isolated operation handle 25 are sequentially connected, the switch mechanism with it is described every
It is sequentially connected from knife main shaft 30, the switch mechanism includes isolation blade 120, isolation knife insulated column 121 and insulator 122, institute
Insulator 122 is stated to be inclined at upwards in operation control box 21, the isolation blade 120 be connected to outlet conductive pole 23 with
Between the top of insulator 122, the isolation blade 120 is connect with the line terminals on the insulator 122, and the isolation knife is exhausted
One end of edge column 121 by be isolated blade 120 connect with the outlet conductive pole 23, the isolation knife insulated column 121 it is another
One end is sequentially connected with the isolation knife main shaft 30；The three-phase pillar 20, which extends downwardly into, is isolated in operation control box 21 with described
Transmission shaft 100 is sequentially connected, and the interlocking transmission shaft 32 stretches out one end with the interlocking connecting lever 31 out of operation control box 21
Connection, the other end of the interlocking connecting lever 31 are connect with the isolation knife main shaft 30, and one end of the isolation transmission shaft 100 passes through connection
Lock transmission shaft 32 is rotatably connected on the side of operation control box 21, and the other end of the isolation transmission shaft 100 is rotatably connected on behaviour
Make the other side of control cabinet 21, up and down both sides of the isolation transmission shaft 100 far from 32 one end of interlocking transmission shaft are connected with division
Lock spring 101, U-shaped connecting seat 102 and divide-shut brake spring main shaft 103, one end of the divide-shut brake spring 101 pass through pivot pin clamp spring
101a is connect with the open end of the U-shaped connecting seat 102, and blind end and the operation control box 21 of the U types connecting seat 102 are fixed
Seal gasket 33, the isolation transmission are additionally provided at connection, the interlocking transmission shaft 32 and 21 rotation connection of operation control box
The one end of axis 100 far from interlocking transmission shaft 32 is rotatablely connected by adjusting gasket 101b and the operation control box 21, described point
The both ends of switching-in spring main shaft 103 be fixed in the operation control box 21 and with transmission shaft 100 is isolated in vertical state, it is described
The rotation of divide-shut brake handle 26 is fixed in operation control box 21 and is passed with the transmission shaft 100 of being isolated by divide-shut brake manual shaft 40
Dynamic connection, the rotation of the energy accumulation handle 27 be fixed in operation control box 21 and by energy storage manual shaft 50 with transmission shaft is isolated
100 are sequentially connected, and breaking coil 34 is respectively arranged in the both sides up and down of the interlocking transmission shaft 32, the breaking coil 34
Tripping connecting pin is electrically connected with the divide-shut brake manual shaft 40, and the divide-shut brake manual shaft 40 is by being fixed on operation control box
Copper sheathing 41 on 21 side wall is connected together, and support ear 42 is provided on the copper sheathing 41, and the support ear 42 is solid by screw 43
It is scheduled on the side wall of the operation control box 21, in the divide-shut brake manual shaft 40 and ecto-entad is disposed with clamp spring 44
The inner sealing card for passing through clamp spring 44 and sealing rubber ring 45 and copper sheathing 41 with multiple sealing rubber rings 45, the divide-shut brake manual shaft 40
Connection is closed, the output end of the breaking coil 34 is electrically connected with the control output interface 405；The control output interface
405 include isolation drive module, divide-shut brake drive module and delay control switch, the output of the singlechip controller 400
End passes sequentially through isolation drive module, divide-shut brake drive module and delay control switch and is electrically connected with the breaking coil 34,
It realizes the delay of combined floodgate surge, to eliminate combined floodgate or separating brake erroneous judgement, improves reliability and anti-interference, the isolation drive mould
Block is photoelectrical coupler, and divide-shut brake drive module is Darlington driving circuit, reduces scaling loss of the inrush phenomenon to contact surface,
The contact surface of breaking coil not will produce point discharge, eliminate re-breakdown phenomenon when cut-offfing capacity current and inductance current
Occur；And there is the ability for cut-offfing and carrying high current simultaneously, the voltage transformer 3 is according to the voltage swing of acquisition testing
Break-make control is carried out to the auxiliary switch 29 (and close to 103 right side of divide-shut brake spring main shaft) in operation control box 21, makes power supply
Controller provides working power protection for entire vacuum circuit breaker.
In the present invention, as shown in figs. 1,2,3 and 7, the three-phase pillar 20 includes in enclosed construction
The epoxy resin upper supporting column 200 and epoxy resin lower supporting rod 201 being wholely set, using epoxy resin solids insulation column cylinder, tool
There is high-low temperature resistant, UV resistant, ageing-resistant；In the epoxy resin upper supporting column 200 and epoxy resin lower supporting rod 201
Excessive place is provided with wire outlet seat 212, and outlet conductive pole 23, which is put in inside three-phase pillar 20 after row goes out, passes through wire outlet seat 212 solid
Fixed, the upper connecting terminal 22 is arranged on the top of the epoxy resin upper supporting column 200, is set in epoxy resin upper supporting column 200
It is equipped with vacuum interrupter 202, is respectively set in the internal connection of epoxy resin upper supporting column 200 and epoxy resin lower supporting rod 201
There are connection clip 203 and a pair of U-shaped soft copper connector 204, insulated tension pole 205, the excess of stroke are provided in epoxy resin lower supporting rod 201
Spring 206 and drive rod 207, the vacuum interrupter 202 are arranged by vacuum interrupter set 211 in epoxy resin upper supporting column
In 200 sealed chamber, in order to ensure that global formation casing, institute may be used in good air-tightness, the sky arc-chutes set 211
The lower end for stating vacuum interrupter 202 passes sequentially through connection clip 203 and U-shaped soft copper connector 204 and the insulated tension pole 205
Upper end connects, and the lower end of the insulated tension pole 204 is connect by excess of stroke spring 206 with the upper end of drive rod 207, the drive rod
207 lower end is connect with the operation control box 21, more particularly, the U that Open Side Down is offered in the lower end of drive rod 207
Type guide groove 208 is provided with the guide rod 209 extended downwardly in U-shaped guide groove 208, which passes through drive link
210 connect with the transmission shaft 100 of being isolated being arranged in operation control box 21 is movably arranged on, and the utility model passes through vacuum interrupter
202 realizations are opened a sluice gate to operate；When rotating clockwise or counterclockwise divide-shut brake handle 26, isolation knife main shaft 30 drives isolation knife exhausted
Edge column 121 and isolation blade 120 act up and down, to make isolation blade 120 and the connecting terminal of insulator 122 be cut with scissors
After connecing realization combined floodgate or switching-off action, while isolation knife main shaft 30 passes through driving and interlocks drive 100 turns of the transmission shaft of isolation of connecting lever 31
Dynamic, guide rod 209 slides up and down in U-shaped guide groove 208, and guide rod 209 is made to push excess of stroke spring 206 and drive rod 207
Realized after extruding is closed and close a floodgate, or so that guide rod 209 is slided down under the action of excess of stroke spring 206, leaves U-shaped
Guide groove 208, which realizes, opens a sluice gate.When needing emergency hand divide-shut brake, rotation divide-shut brake handle 26 by combined floodgate manual shaft 40,
Energy-stored spring 51 in eccentric drive shaft 46, divide-shut brake main shaft 47 and driving energy storage manual shaft 50 is shunk or elongation carries out energy storage,
Combined floodgate manual shaft 40 is contacted or is separated with the breaking coil 34 by abduction rod arm, and singlechip controller 400 passes through isolation drive
Module, divide-shut brake drive module and delay control switch are electrically connected with the breaking coil 34, make breaking coil 34
Contact-making switch is attracted or disconnects, and to make the reset of divide-shut brake handle 26 close a floodgate, at the same time drives also isolation transmission shaft 100
It moves U-shaped guide groove 208 mutually to act with guide rod 209, realization is closed a floodgate or breaking-closing operating.The outlet conductive pole 23 stretches into ring
It is connect with the connection terminal of the insulated tension pole 205 in oxygen resin lower supporting rod 201, the current transformer 24 is by current transformer
It is formed with zero sequence current mutual inductor, while the electric current and zero-sequence current of outlet conductive pole 23, the pair of U-shaped soft copper are flowed through in acquisition
The opening of connector 204 is in be arranged relatively, and the connection terminal of the insulated tension pole 205 navigates within U-shaped soft copper connector 204
Opening between after connect with the connection clip 203, gone out using the vacuum of vacuum as arc extinguishing and dielectric in the utility model
Arc chamber set 202, has high vacuum degree.When vacuum circuit breaker is when charging separating brake, vacuum arc will be will produce between contact,
Simultaneously as also will produce longitudinal magnetic field appropriate in the gap of contact, vacuum arc is promoted to remain diffused, and make electric arc
Be evenly distributed in contact surface burning, maintain low arc voltage, in electric current natural zero-crossing, remaining ion, electronics and
Metallic vapour can be compound within the time of the microsecond order of magnitude or be condensed upon in contact surface and shielding case, vacuum interrupter set
The dielectric insulation intensity of 202 fractures is resumed quickly, achievees the purpose that disjunction to which electric arc is off.
The above is only the preferred embodiment of the utility model, it is noted that for the common skill of the art
For art personnel, without departing from the principle of this utility model, can also make several improvements and retouch, these improve and
Retouching also should be regarded as the scope of protection of the utility model.
Claims (8)
1. a kind of outdoor vacuum circuit breaker control system, it is characterised in that：Including installing vacuum circuit breaker, electricity on utility poles
Mutual inductor, control terminal and switch mechanism, the tip shelf of the electric pole is pressed to be equipped with power transmission line, the vacuum circuit breaker and voltage
Mutual inductor accesses cable by user and is connect with the power transmission line, and the control terminal is by controlling cable and the control
Terminal is electrically connected, and the vacuum circuit breaker includes three-phase pillar, operation control box and is arranged in the operation control box
Operating mechanism, the operating mechanism are sequentially connected with the switch mechanism, and the operating mechanism electrically connects with the control terminal
It connects, is fixedly mounted in operation control box in the bottom end of the three-phase pillar, connecting terminal is equipped on the top of three-phase pillar,
Intermediate in the three-phase pillar draws an outlet conductive pole, and current transformer, the electricity are plugged on the outlet conductive pole
Mutual inductor and current transformer is pressed to be electrically connected respectively by cable and the control terminal, the outlet conductive pole passes through knife
Brake mechanism and cable are connect with the control terminal.
2. a kind of outdoor vacuum circuit breaker control system according to claim 1, it is characterised in that：In electric pole middle and upper part
And the upper support frame that externally both sides protrude horizontally up and are fixedly mounted, the vacuum circuit breaker and voltage transformer are separately mounted to
The both ends of upper support frame are equipped with below the upper support frame and on utility poles flat anchor ear and lower branch successively from top to bottom
Support, is also equipped with inclined shore bar between the both ends of the upper support frame and flat anchor ear, and the control terminal is mounted on
In the lower bracing frame.
3. a kind of outdoor vacuum circuit breaker control system according to claim 1 or 2, it is characterised in that：The control is eventually
It is defeated including singlechip controller, power-supply controller of electric, electric quantity acquisition unit, electric quantity metering circuit, data transmission interface, control in end
Outgoing interface, GPRS wireless communication controllers and electricity display unit, the power-supply controller of electric, data transmission interface, control output
Interface circuit, GPRS wireless communication controllers and electricity display unit are connect with the singlechip controller respectively, the electricity
Collecting unit is connect by electric quantity metering circuit with the singlechip controller, the control output interface and the operating mechanism
Electrical connection.
4. a kind of outdoor vacuum circuit breaker control system according to claim 3, it is characterised in that：The operating mechanism packet
Include be arranged the operation control box left or right side isolated operation handle, with the isolated operation handle horizontal vertical every
The isolation transmission shaft and interlocking transmission shaft being arranged from knife main shaft and in the operation control box and along its length, it is described every
Operation control box is connected to by isolation knife main shaft from operation handle, in the operation control box close to isolated operation handle one end
Front setting has divide-shut brake handle, energy accumulation handle and close indication structure, the divide-shut brake handle, energy accumulation handle and combined floodgate successively
Instruction structure is sequentially connected with isolated operation handle, and the switch mechanism is connect with the isolation knife spindle drive；
The three-phase pillar is extended downwardly into operation control box and is connected with the transmission shaft driven of being isolated, the interlocking transmission shaft from
It stretches out in operation control box and is connect with one end of the interlocking connecting lever, the other end of the interlocking connecting lever connects with the isolation knife main shaft
It connects, one end of the isolation transmission shaft is rotatably connected on the side of operation control box, the isolation transmission by interlocking transmission shaft
The other end of axis is rotatably connected on the other side of machine operation control box, and the isolation transmission shaft is upper far from interlocking transmission shaft one end
Lower both sides are connected with divide-shut brake spring, U-shaped connecting seat and divide-shut brake spring main shaft, and one end of the divide-shut brake spring passes through pivot pin card
Spring is connect with the open end of the U-shaped connecting seat, and the blind end of the U-shaped connecting seat is fixedly connected with operation control box, described point
The both ends of switching-in spring main shaft be fixed in the operation control box and with transmission shaft is isolated in vertical state, the divide-shut brake hand
Handle rotation is fixed in operation control box and transmission shaft driven connection, the energy storage hand is isolated with described by divide-shut brake manual shaft
Handle rotation is fixed in operation control box and is connected by energy storage manual shaft with transmission shaft driven is isolated, in the interlocking transmission shaft
Both sides up and down be respectively arranged with breaking coil, the tripping connecting pin of the breaking coil electrically connects with the divide-shut brake manual shaft
It connects, the output end of the breaking coil is electrically connected with the control output interface.
5. a kind of outdoor vacuum circuit breaker control system according to claim 4, it is characterised in that：The control output connects
Mouth includes isolation drive module, divide-shut brake drive module and delay control switch, and the output end of the singlechip controller is successively
It is electrically connected by isolation drive module, divide-shut brake drive module and delay control switch and the breaking coil.
6. a kind of outdoor vacuum circuit breaker control system according to claim 4, it is characterised in that：The divide-shut brake is manual
Axis is connected together by the copper sheathing being fixed on the side wall of operation control box, and support ear is provided on the copper sheathing, the support ear
It is screwed on the side wall of the operation control box, in the divide-shut brake manual shaft and ecto-entad is disposed with
Clamp spring and multiple sealing rubber rings, the divide-shut brake manual shaft engage company by clamp spring and sealing rubber ring with the inner sealing of copper sheathing
It connects.
7. a kind of outdoor vacuum circuit breaker control system according to claim 4, it is characterised in that：The switch mechanism packet
It includes isolation blade, isolation knife insulated column and insulator, the insulator to be inclined in operation control box upwards, the isolation
Blade is connected between outlet conductive pole and the top of insulator, and the isolation blade connects with the line terminals on the insulator
It connects, one end of the isolation knife insulated column is connect by the way that blade is isolated with the outlet conductive pole, the isolation knife insulated column
The other end is connect with the isolation knife spindle drive.
8. a kind of outdoor vacuum circuit breaker control system according to claim 4, it is characterised in that：The control terminal from
The height on ground is 3m~3.5m.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820480251.8U CN208061944U (en) | 2018-04-04 | 2018-04-04 | A kind of outdoor vacuum circuit breaker control system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820480251.8U CN208061944U (en) | 2018-04-04 | 2018-04-04 | A kind of outdoor vacuum circuit breaker control system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208061944U true CN208061944U (en) | 2018-11-06 |
Family
ID=63988202
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820480251.8U Active CN208061944U (en) | 2018-04-04 | 2018-04-04 | A kind of outdoor vacuum circuit breaker control system |
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| Country | Link |
|---|---|
| CN (1) | CN208061944U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108400054A (en) * | 2018-04-04 | 2018-08-14 | 广西配网电力技术有限公司 | A kind of outdoor vacuum circuit breaker control system |
| CN114203481A (en) * | 2022-02-16 | 2022-03-18 | 晟望电气有限公司 | On-column vacuum circuit breaker |
-
2018
- 2018-04-04 CN CN201820480251.8U patent/CN208061944U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108400054A (en) * | 2018-04-04 | 2018-08-14 | 广西配网电力技术有限公司 | A kind of outdoor vacuum circuit breaker control system |
| CN114203481A (en) * | 2022-02-16 | 2022-03-18 | 晟望电气有限公司 | On-column vacuum circuit breaker |
| CN114203481B (en) * | 2022-02-16 | 2022-04-26 | 晟望电气有限公司 | Vacuum circuit breaker on post |
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