CN104332935B - The 10kV distribution line lightning protection device of energy charged for replacement - Google Patents
The 10kV distribution line lightning protection device of energy charged for replacement Download PDFInfo
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- CN104332935B CN104332935B CN201410617765.XA CN201410617765A CN104332935B CN 104332935 B CN104332935 B CN 104332935B CN 201410617765 A CN201410617765 A CN 201410617765A CN 104332935 B CN104332935 B CN 104332935B
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Abstract
The invention discloses the 10kV distribution line lightning protection device of a kind of energy charged for replacement; including the guide support plate being connected with electric insulator steel foot; the charged disconnector being connected with guide support plate, the adjustable plate being connected with charged disconnector, and the anti-lightening protector being connected with adjustable plate.The 10kV distribution line lightning protection device of the energy charged for replacement that disconnector that connected by guide support plate, charged, adjustable plate and anti-lightening protector form; by pulling open charged disconnector; anti-lightening protector is made to be disconnected with guide support plate; so that anti-lightening protector is disconnected with Voltage for Insulators on HV Lines steel foot, facilitates and charged anti-lightening protector safeguarded and changes.
Description
Technical field
The present invention relates to 10kV distribution line anti-thunder technical field, particularly to the 10kV of a kind of energy charged for replacement
Distribution line lightning protection device.
Background technology
At present, domestic 10kV distribution line lightning protection device, mostly use between Zinc-Oxide Arrester series connection air
Gap mode, but due to the restriction of its mounting structure, this kind of lightning protection device, in actual moving process, also exists
The problem of the following aspects: (1) lightning protection device is after installation and operation, does not has effective detection means to judge
The quality of lightning protection device, and its performance quality is detected, it is necessary under power down mode, lightning protection is filled
Put to pull down and just can detect；(2), according to the requirement of power system, Zinc-Oxide Arrester series products puts into fortune
Must be replaced after row 5-6, and have a power failure to change and include the economic loss of power system and thus bring
Enterprise produces, and resident living also result in the biggest loss.
Such as, a 10kV circuit is calculated by minimum current 630A, within one day, has a power failure and calculated by 8 hours.Then
Article one, 10kV line outage loss electricity is: 3 phases × phase voltage × phase current × time=3 × 10 (kV) ÷
1.732 × 630 (A) × 8 (h)=87298 (kVA.h), the equivalent electricity charge: 87298 (kVA.h) × 0.23
(average electricity price: unit/kVA.h)=20079 yuan, add operating expenses, transportation expenses, administration fee etc.,
Therefore loss and the relevant expense of stopping a 10kV circuit are the biggest, and one power supply administration of county of China at present
The 10kV circuit administered, few has tens, and many has up to a hundred, in view of this, series gap
Zinc-Oxide Arrester class lightning protection device, due to the defect on mounting structure, the economic loss caused is the hugest
Greatly.
Summary of the invention
Based on this, can not charged for replacement or the problem of maintenance for above-mentioned lightning protection device, it is necessary to propose
A kind of 10kV distribution line lightning protection device of energy charged for replacement.
Its technical scheme is as follows:
The 10kV distribution line lightning protection device of a kind of energy charged for replacement, including be connected with electric insulator steel foot
Guide support plate, the charged disconnector being connected with described guide support plate, it is connected with described charged disconnector
Adjustable plate, and the anti-lightening protector being connected with described adjustable plate；Described guide support plate includes gripper shoe master
Body, and connect the insulator connecting plate of described electric insulator steel foot and described support plate body；Described gripper shoe
Main body includes roof supporting, and two support side plate adjacent with described roof supporting；Described roof supporting
On be provided with two fixing clamps, two described support side plate are correspondingly arranged on respectively charged de-
From device connecting hole；Described charged disconnector includes the charged disconnector main body coordinated with described support plate body,
Described charged disconnector main body one end is provided with two prominent fixed contacts, and described fixed contact can be plugged into
In described fixing clamp；The described charged disconnector main body other end offers the opening kerve being in communication with the outside,
Described charged disconnector main body two relative side all offers the oblique groove connected with described opening kerve；Each
Described oblique groove is installed on telescopic movable contact, and the pull bar being connected with described movable contact, institute
State movable contact to be connected in described charged disconnector connecting hole；Described opening kerve is additionally provided with respectively with
The first spring that two described pull bars connect, and it is arranged on the draw ring outside described opening kerve, described draw ring
First spring described with two is connected.
The energy that disconnector that connected by guide support plate, charged, adjustable plate and anti-lightening protector form is charged
The 10kV distribution line lightning protection device changed, by pulling open charged disconnector, makes anti-lightening protector and leads
It is disconnected to gripper shoe, so that anti-lightening protector is disconnected with Voltage for Insulators on HV Lines steel foot, side
Just anti-lightening protector safeguarded and change.Charged disconnector is held particular by 10kV insulated tension pole
Draw ring, during drop-down, drives pull bar and spring to move, make the movable contact in oblique groove depart from
The connection of the charged disconnector connecting hole of guide support plate, and fixed contact departs from and the connection fixing clamp,
Charged disconnector is finally made to be disconnected with guide support plate, so that be connected with charged disconnector completely
Anti-lightening protector is disconnected.Otherwise, when anti-lightening protector is installed, use 10kV insulated tension pole to withstand charged
The draw ring of disconnector, up during top, drives pull bar and spring to move, makes the activity in oblique groove touch
Head moves up and the connection of charged disconnector connecting hole with guide support plate, and fixed contact is the most upwards
Move and be inserted in fixing clamp so that charged disconnector is connected with anti-lightening protector, finally make lightning protection protect
Protect device to be connected with guide support plate completely.During whole installation or removal anti-lightening protector, can be charged
Operate, it is not necessary to have a power failure carry out installing/dismounting, can easily anti-lightening protector be carried out detection and more
Change, it is to avoid the economic loss caused that has a power failure and enterprise being produced and impact that resident living is brought.
Below its further technical scheme is illustrated:
Preferably, between described movable contact and described pull bar, it is additionally provided with the second spring, and with described
The self-locking mechanism that two springs connect, described self-locking mechanism is connected with pull bar.By arranging the second spring and self-locking
Mechanism, makes when leaving behind movable contact, and self-locking mechanism works, and locking movable contact is not moved up, side
Just movable contact is pulled down, make movable contact be disconnected with charged disconnector connecting hole.
Preferably, described support plate body also includes support baseboard, and described roof supporting, support side plate are even
Being connected on described support baseboard form channel-shaped, described charged disconnector main body is installed in channel-shaped support plate body.
It is directed to support plate body and is set to channel-shaped, conveniently charged disconnector main body is fixed on guide support plate
In main body, make guide support plate reliable with charged disconnector stable connection.
Preferably, one end of the insulator connecting plate of described guide support plate is provided with U-shaped screw, described U
Type screw is bolted with electric insulator steel foot.Guide support plate arranges U-shaped screw, convenient by absolutely
Edge steel foot is connected on guide support plate, makes anti-lightening protector pass through guide support plate with electric insulator steel foot even
Connect, offer passage of effectively releasing for lightning current.
Preferably, described fixing clamp is set to square frame shape, and each described fixing clamp inwall is provided with many
The individual shell fragment for clamping described fixed contact；Two clamp connecting holes, institute is offered on described roof supporting
State fixing clamp and be connected and fixed on described clamp connection hole.Fixing clamp is set to elastic piece structure, can be by
Fixed contact compact siro spinning technology, it is ensured that charged disconnector and the connection of guide support plate, i.e. ensure that lightning protection
Device and the connection of guide support plate.
Preferably, described anti-lightening protector includes column anti-lightening protector body, is arranged at described lightning protection and protects
Protect the main discharge electrode of device body one end, between described main discharge electrode and high-voltage conducting wires, there is the air gap；
It is provided separately multiple Zinc-Oxide Arrester valve block in the middle part of described anti-lightening protector body, and at least two is auxiliary
Help sparking electrode；Each described Zinc-Oxide Arrester valve block and each auxiliary discharge electrode interval are arranged, and phase
Between adjacent two auxiliary discharge electrodes, there is the air gap；The described anti-lightening protector body other end is provided with anti-
Thunder device connecting bolt, described lightning protection device connecting bolt is connected with adjustable plate.Main discharge electrode and high-voltage conducting wires it
Between gap form main discharge gap, space between adjacent two auxiliary discharge electrodes is formed between auxiliary discharge
Gap, is the formation of the auxiliary gap of multiple series connection, at main discharge gap between multiple auxiliary discharge electrodes
With under the common effect of auxiliary gap, power-frequency voltage can be isolated, but lightning voltage, lightning protection can be born
The main discharge gap of protector and auxiliary gap can be punctured by thunder and lightning, thus released by lightning current into ground,
Play the protective effect to transmission line of electricity.
Preferably, described main discharge electrode includes the electric discharge ring of aluminum alloy material, and puts described in being arranged on
The cylinder at electricity Huan center, described cylinder is connected with described anti-lightening protector body；And described electric discharge ring with
Being evenly arranged with three connecting rods between described cylinder, each connecting rod is all connected with electric discharge ring and cylinder.
Electric discharge ring and the structure of connecting rod are set, enable lightning current to be released equably by main discharge electrode, main
Sparking electrode plays the effect all pressed, it is ensured that the stability of electric discharge.
Preferably, described auxiliary discharge electrode is set to plane or globoidal structure.Auxiliary discharge electrode is set
It is set to plane or arc shape, is conducive to being formed discharging gap between two electrodes.
Preferably, the distance between the main discharge electrode of described anti-lightening protector and high-voltage conducting wires is 30mm, phase
Distance between adjacent two described auxiliary discharge electrodes is 10mm.Rational main discharge gap and auxiliary discharge are set
Gap, but beneficially thunder and lightning is released and also can be cut off power-frequency voltage.
Preferably, described adjustable plate includes the anti-lightening protector connecting portion of orthogonal tabular and charged de-
From device connecting portion；Described anti-lightening protector connecting portion end is provided with lightning protection device link bolt hole, described lightning protection
Device link bolt hole is fixing with described lightning protection device connecting bolt to be connected；Arrange on described charged disconnector connecting portion
There is charged disconnector connecting hole, described charged disconnector main body is provided with and described charged disconnector connecting hole
Corresponding adjustable plate fixing hole.By adjustable plate, charged disconnector is effectively coupled together with anti-lightening protector,
And by arranging charged disconnector connecting hole on adjustable plate, it is possible to adjust adjustable plate and charged disconnector
Setting height(from bottom) position, thus reach to adjust the effect of anti-lightening protector setting height(from bottom), convenient adjustment main discharge electricity
Distance (i.e. main discharge gap) between pole and high-voltage conducting wires.
The beneficial effects of the present invention is:
1, use unique mechanism's design, i.e. by designing the structure of charged disconnector and anti-lightening protector, protect
Card distribution line is not in the case of having a power failure, it is possible to by charged dismounting with install charged disconnector, thus real
The most conveniently, safely dismantle and install the purpose of the anti-lightening protector being connected with charged disconnector；
2, decrease due to have a power failure detection and change lightning protection device, the economic loss brought and give people daily
The loss that life, work bring；
3, whole device includes guide support plate, charged disconnector, adjustable plate and anti-lightening protector, design letter
Clean, construction and installation are convenient；
4,10kV insulated tension pole is used just can charged disconnector and anti-lightening protector to be dismounted, not shadow
Ring supply of electric power, improve power supply reliability, decrease the labor intensity of workmen, improve constructor
The job security of member.
Accompanying drawing explanation
Fig. 1 is the three-dimensional of the 10kV distribution line lightning protection device of energy charged for replacement described in the embodiment of the present invention
Schematic diagram；
Fig. 2 is the charged of the 10kV distribution line lightning protection device of energy charged for replacement described in the embodiment of the present invention
The schematic front view of disconnector；
Fig. 3 is the regulation of the 10kV distribution line lightning protection device of energy charged for replacement described in the embodiment of the present invention
The schematic three dimensional views of plate；
Fig. 4 is the guiding of the 10kV distribution line lightning protection device of energy charged for replacement described in the embodiment of the present invention
The schematic three dimensional views of gripper shoe；
Fig. 5 is the charged of the 10kV distribution line lightning protection device of energy charged for replacement described in the embodiment of the present invention
The perspective diagram of disconnector.
Description of reference numerals:
100-anti-lightening protector, 110-anti-lightening protector body, 120-main discharge electrode, 130-zinc oxide is kept away
Thunder device valve block, 140-auxiliary discharge electrode, 150-lightning protection device connecting bolt, 200-adjustable plate, 210-lightning protection
Protector connecting portion, 212-lightning protection device link bolt hole, 220-charged disconnector connecting portion, 222-is charged de-
From device connecting hole, 300-guide support plate, 310-insulator connecting plate, 312-U type screw, 320-props up support
Plate, 322-fixes clamp, 330-support side plate, 332-charged disconnector connecting hole, 340-support baseboard,
The charged disconnector of 400-, 410-charged disconnector main body, 420-draw ring, 430-the first spring, 440-pull bar,
450-self-locking structure, 460-the second spring, 470-movable contact, 480-fixed contact, 490-adjustable plate is solid
Determine hole.
Detailed description of the invention
Below in conjunction with the accompanying drawings embodiments of the invention are described in detail.
As it is shown in figure 1, a kind of can the 10kV distribution line lightning protection device of charged for replacement, including with insulate
The guide support plate 300 that sub-steel foot connects, the charged disconnector 400 being connected with guide support plate 300, with band
The adjustable plate 200 that electricity disconnector 400 connects, and the anti-lightening protector 100 being connected with adjustable plate 200.By
Charged disconnector 400, adjustable plate 200 and anti-lightening protector 100 composition that guide support plate 300 connects
The 10kV distribution line lightning protection device of energy charged for replacement, by pulling open charged disconnector 400, makes lightning protection
Protector 100 is disconnected with guide support plate 300, so that anti-lightening protector 100 and high-tension line
Electric insulator steel foot is disconnected, and facilitates and charged safeguard anti-lightening protector 100 and change.
As in figure 2 it is shown, this anti-lightening protector 100 includes column anti-lightening protector body 110, this lightning protection
Device body 110 one end is provided with lightning protection device connecting bolt 150, this lightning protection device connecting bolt 150 and adjustable plate
200 connect.Anti-lightening protector body 110 other end is provided with main discharge electrode 120, this main discharge electrode 120
Including the electric discharge ring (not indicating in figure) of aluminum alloy material, and it is arranged on the cylinder at electric discharge ring center,
Cylinder is connected with anti-lightening protector body 110.And electric discharge ring is connected with being evenly arranged with three between cylinder
Bar (does not illustrates in figure), and each connecting rod is all connected with electric discharge ring and cylinder.Electric discharge ring and company are set
The structure of extension bar, is enable lightning current to be released equably by main discharge electrode 120, makes main discharge electrode 120
Play the effect all pressed, it is ensured that the stability of electric discharge.And, this main discharge electrode 120 and high-voltage conducting wires it
Between there is the air gap, gap between this main discharge electrode 120 and high-voltage conducting wires forms main discharge gap.
It addition, be separately evenly arranged with multiple Zinc-Oxide Arrester valve block in the middle part of this anti-lightening protector body 110
130, and at least two auxiliary discharge electrode 140.And each auxiliary discharge electrode 140 is disposed as putting down
Face or globoidal structure, be set to plane or arc shape by auxiliary discharge electrode 140, is conducive to auxiliary at two
Help formation discharging gap between sparking electrode 140.Each Zinc-Oxide Arrester valve block 130 and each auxiliary discharge
Electrode 140 interval is arranged, and has the air gap between adjacent two auxiliary discharge electrodes 140, and adjacent two
The air gap between individual auxiliary discharge electrode 140 forms auxiliary gap.With absolutely between auxiliary discharge electrode
Edge block (not illustrating in figure) insulate, and collets height is more than the distance of auxiliary gap, it is ensured that two
Good insulating properties are kept under normal conditions between individual auxiliary discharge electrode 140.Herein, select to protect in lightning protection
Protect multiple auxiliary discharge electrode 140 that be arranged in parallel on device body 110, between multiple auxiliary discharge electrodes 140 just
Define the auxiliary gap of multiple series connection.Anti-lightening protector 100 uses and meets DL/T815-2002 " friendship
Flow polymeric metal oxide surge arrester used for transmission line " and GB11032-2000 " AC gapless metal
Oxide Arrester " two standards regulation outside preventing lightning surge and blocking the band of power frequency continued flow
The Zinc-Oxide Arrester of series gap.
When high-tension line is properly functioning, owing to there being plural serial stage the air gap reasonable in design, it is possible to isolation
Power-frequency voltage, makes anti-lightening protector 100 be not subject to system voltage and switching overvoltage, thus extends lightning protection and protect
Protect the service life of device 100；Under the lightning surge effect that direct lightning strike or induced lightening produce, between main discharge
Gap and auxiliary gap are the most breakdown, and anti-lightening protector 100 presents Low ESR, lightning current is released into
Ground；After lightning impulse, power-frequency voltage loads on anti-lightening protector 100, anti-when alternating voltage zero-crossing point
The resistance moment of thunder protector 100 becomes big, and the electric current passed through i.e. arc current is suppressed in relatively low numerical value, empty
Gas gap arc voltage fall increases, and the insulation of the air gap recovers rapidly, and electric arc extinguishes in very short time naturally,
Power frequency continued flow is interdicted completely.I.e. common at main discharge gap and auxiliary gap of anti-lightening protector 100
Under effect, power-frequency voltage can be isolated, but lightning voltage can be born, the main discharge gap of anti-lightening protector and
Auxiliary gap can be punctured by thunder and lightning, thus is released by lightning current into ground, plays the protection to transmission line of electricity
Effect.So anti-lightening protector 100 is connected in parallel on Voltage for Insulators on HV Lines side, play prevent lightning stroke trip and
The effect of broken string.And more specifically, the main discharge electrode 120 of anti-lightening protector 110 can be led with high pressure
Distance between line is set to 30mm, and the distance between adjacent two auxiliary discharge electrodes 140 is set to 10mm, if
Put rational main discharge gap and auxiliary gap, but be more beneficial for thunder and lightning and release and also can cut off power frequency electric
Pressure.
As it is shown on figure 3, the adjustable plate 200 being connected with anti-lightening protector is processed to form by 4mm steel plate, its
Anti-lightening protector connecting portion 210 and charged disconnector connecting portion 220 including orthogonal tabular.Lightning protection is protected
The end protecting device connecting portion 210 is provided with lightning protection device link bolt hole 212, this lightning protection device link bolt hole 212
Fix with lightning protection device connecting bolt 150 and be connected.It is provided with charged disconnector on charged disconnector connecting portion 220
Connecting hole 222, this charged disconnector connecting hole 222 is set to slotted hole, and sets on charged disconnector 400
It is equipped with the adjustable plate fixing hole 490 corresponding with charged disconnector connecting hole 222.It is provided with two screw threads to adjust herein
Joint plate fixing hole 490, can install adjustable plate at this adjustable plate fixing hole 490 and fix bolt, this regulation simultaneously
Plate is fixed bolt and is connected through the charged disconnector of the slotted hole form of setting on charged disconnector connecting portion 220
Hole 222, couples together adjustable plate 200 and charged disconnector 400.Thus by adjustable plate 200 by charged
Disconnector 400 effectively couples together with anti-lightening protector 100, and by arranging on adjustable plate 200
Slotted hole, it is possible to adjust the setting height(from bottom) position of adjustable plate 200 and charged disconnector 400, thus reach to adjust
The effect of whole anti-lightening protector 100 setting height(from bottom), the convenient main discharge electrode 120 adjusting anti-lightening protector 100
And the distance (i.e. main discharge gap) between high-voltage conducting wires.And, make the low-pressure end of anti-lightening protector 100 (i.e.
Lightning protection device connecting bolt end) by adjustable plate 200 natural grounding, it is not necessary to increase extra earth resistance,
Reduce construction intensity and can effectively solve wire lightning-caused breaking problem simultaneously.
As shown in Figure 4, the guide support plate 300 connecting charged disconnector 400 and electric insulator steel foot can be by 4mm
Steel plate is processed into, and its surface uses galvanizing to process.This guide support plate 300 includes support plate body (figure
In do not indicate), and connecting insulator steel foot and the insulator connecting plate 310 of support plate body, this support
Plate main body and insulator connecting plate 310 are mutually perpendicular to form L-shaped, and this insulator connecting plate 310 level sets
Put, and support plate body is vertically arranged.Support plate body includes roof supporting 320, and and roof supporting
320 two adjacent support side plate 330, roof supporting 320 and two support side plate 330 form U-shaped, and
Two support side plate 330 are all vertical with this roof supporting 320.
It addition, offer two clamp connecting holes (not illustrating in figure) on roof supporting 320, clamp connects
Fixing clamp 322 it is fixedly connected with at hole.And, fixing clamp 322 is processed by mould by high-strength material
Becoming a square mount structure, square frame inner face four wall respectively rivets one and is processed into by the resilient steel material of high intensity
Shell fragment, fixing clamp 322 is welded on the clamp connection hole of roof supporting.And two support side plate 330
It is respectively arranged with on Nei Ce on chute, and the support side plate 330 on both sides and is correspondingly arranged at least one the most respectively
Individual charged disconnector connecting hole 332.This charged disconnector connecting hole 332 is set to slotted hole, specifically can be
Three this slotted holes it are provided with in each support side plate 332.
Additionally, support plate body also includes that support baseboard 340, roof supporting 332, support side plate 330 connect
Forming channel-shaped on support baseboard 340, charged disconnector 400 is installed in channel-shaped support plate body.To lead
It is set to channel-shaped to support plate body, conveniently charged disconnector 400 is fixed in support plate body,
Make guide support plate 300 reliable with charged disconnector 400 stable connection.It addition, guide support plate 300
One end of insulator connecting plate 310 is provided with U-shaped screw 312, and this U-shaped screw 312 leads to electric insulator steel foot
Cross bolt to connect.Guide support plate 300 arranges U-shaped screw 312, conveniently electric insulator steel foot is connected to
On guide support plate 300, anti-lightening protector 100 is made to be connected with electric insulator steel foot by guide support plate 300,
Effectively release for lightning current offer passage.It addition, be connected to electric insulator steel foot by being directed to gripper shoe 300
On, provide for anti-lightening protector and whole device and support.
As it is shown in figure 5, the charged disconnector 400 connecting guide support plate 300 and anti-lightening protector 100 is
High-strength aluminum alloy material, it is processed to form a rectangular structure by mould.Specifically, this is charged de-
Include from device 400: charged disconnector main body 410, fixed contact 480, movable contact 470, pull bar 440,
First spring 430, self-locking structure the 450, second spring 460 and draw ring 420.Charged disconnector main body 410
Coordinate installation with support plate body, this charged disconnector main body 410 one end (being arranged at roof supporting) sets
It is equipped with two screwed holes, this screwed hole is provided with prominent fixed contact 480, each fixed contact 480
It is processed into bullet shape, in the fixing clamp 322 inserting guide support plate 300 by round steel, it is ensured that
Anti-lightening protector 100 contacts well with the support cross arm of Voltage for Insulators on HV Lines, and releasing offer for lightning current can
By passage.It addition, fixing clamp 322 is set to elastic piece structure, fixed contact compact siro spinning technology can be protected
Demonstrate,prove the connection of charged disconnector 400 and guide support plate 300, i.e. ensure that anti-lightening protector 400 and insulation
The connection of sub-steel foot.
Charged disconnector main body 410 other end (one end relative with the roof supporting of guide support plate) is offered
There are the opening kerve (for indicating in figure) being in communication with the outside, and these charged disconnector main body 410 two opposite sides
Face all offers the oblique groove connected with opening kerve, and this oblique groove is the circular groove in 45 ° that is inclined upwardly.Often
Being installed on telescopic movable contact 470 in individual oblique groove, this movable contact 470 can clamping be positioned charged de-
In device connecting hole 332.This movable contact 470 is processed into bullet shape by round steel, and bottom it, centre sets
It is equipped with thread circle hole, for cylinder lever connecting rod 440.Each pull bar 440 is all from charged disconnector main body 410 side
The oblique groove arranged wears in opening kerve, and it is made up of high intensity round steel, and its one end is provided with longer
Screw thread, the other end is drilled with circular hole.This pull bar 440 arranges threaded one end fits and is connected to movable touching
In the thread circle hole of 470, and adapter sleeve is provided with the second spring 460, and connects on the second spring 460 and set
It is equipped with self-locking structure 450.By arranging the second spring 460 and self-locking mechanism 450, make at movable contact of leaving behind
When 470, self-locking mechanism 450 works, and locking movable contact 470 is not moved up, convenient by movable contact
470 pull down, and make movable contact 470 be disconnected with charged disconnector connecting hole 332, though charged disengaging
Device 400 separates with guide support plate 300.
This pull bar 340 sets round-meshed one end and is connected with the first spring 430 fixing, and this first spring 430
It is fixed on draw ring 420.Two the first springs 430 being connected with pull bar 440 respectively are arranged at open bottom
Having in groove, draw ring 420 is arranged on outside opening kerve, and draw ring 420 is connected with two the first springs 430.Tool
Body ground, this draw ring 420 is made circular ring structure by metal material, and is provided with two hangers on annulus (in figure
Do not indicate), hanger is for connecting the first spring 430, thus is connected with pull bar 440, facilitates insulated tension pole
Use.And, the centre position of charged disconnector main body 410 offers two adjustable plates being longitudinally arranged
Fixing hole 490, is used for connecting adjustable plate 200, and this adjustable plate fixing hole 490 is positioned at fixed contact 480 and opens
Between mouth kerve.
The specific works principle of the 10kV distribution line lightning protection device of this energy charged for replacement is, dismantles lightning protection
During protector 100, held the draw ring 420 of charged disconnector 400 by 10kV insulated tension pole, toward drop-down
During, drive the first spring 430 and pull bar 440 to move, make the movable contact 470 in oblique groove depart from
With the connection of the charged disconnector connecting hole 332 of guide support plate 300, and fixed contact 480 depart from
The connection of fixing clamp 322, finally makes charged disconnector 400 depart from even with guide support plate 300 completely
Connect, so that the anti-lightening protector 100 being connected with charged disconnector 400 is disconnected.Otherwise, install
During anti-lightening protector 100,10kV insulated tension pole is used to withstand the draw ring 420 of charged disconnector 400, up
During top, drive the first spring 430 and pull bar 440 to move, make the movable contact 470 in oblique groove
Move up and be connected with the charged disconnector connecting hole 332 of guide support plate 300, and fixed contact 480
Also move up and be inserted in fixing clamp 322 so that charged disconnector 400 and anti-lightening protector 100
Connect, finally make anti-lightening protector 100 be connected with guide support plate 300 completely.Whole installation or removal are prevented
During thunder protector 100, can charged operate, it is not necessary to have a power failure and carry out installing/dismounting, permissible
Easily anti-lightening protector 100 is detected and changes, it is to avoid the economic loss caused that has a power failure and to enterprise
The impact that industry produces and resident living is brought.
The present invention need to detect when anti-lightening protector 100 has run 1-2 at thunderstorm season, or run 6
Year following when needing to be replaced, can by this device easily pull down anti-lightening protector 100 carry out detection and
Change, it is to avoid the loss of outage thus brought, be also convenient for the maintenance repair work of operation power department, fall
Low potential safety hazard.The 10kV distribution line lightning protection device of a kind of energy charged for replacement that the present invention provides,
Can effectively prevent lightning-caused breaking accident, while reducing the tripping rate with lightning strike of circuit, additionally it is possible to charged tear open
Unload lightning protection device, in time lightning protection device detected and change, thus reach to ensure the mesh of power supply reliability
's.
Each technical characteristic of embodiment described above can combine arbitrarily, for making description succinct, the most right
The all possible combination of each technical characteristic in above-described embodiment is all described, but, if these skills
There is not contradiction in the combination of art feature, is all considered to be the scope that this specification is recorded.
Embodiment described above only have expressed the several embodiments of the present invention, and it describes more concrete and detailed,
But can not therefore be construed as limiting the scope of the patent.It should be pointed out that, for this area
For those of ordinary skill, without departing from the inventive concept of the premise, it is also possible to make some deformation and change
Entering, these broadly fall into protection scope of the present invention.Therefore, the protection domain of patent of the present invention should be with appended power
Profit requires to be as the criterion.
Claims (8)
1. one kind can the 10kV distribution line lightning protection device of charged for replacement, it is characterised in that include with
The guide support plate that electric insulator steel foot connects, the charged disconnector being connected with described guide support plate, with described
The adjustable plate that charged disconnector connects, and the anti-lightening protector being connected with described adjustable plate；
Described guide support plate includes support plate body, and connects described electric insulator steel foot and described gripper shoe
The insulator connecting plate of main body；Described support plate body includes roof supporting, and adjacent with described roof supporting
Two support side plate connect；Two fixing clamps, two described support side plate it are provided with on described roof supporting
Upper it is correspondingly arranged at least one charged disconnector connecting hole respectively；Described support plate body also includes supporting the end
Plate, described roof supporting, support side plate are connected on described support baseboard form channel-shaped, described charged disengaging
Device main body is installed in channel-shaped support plate body；
Described charged disconnector includes the charged disconnector main body coordinated with described support plate body, described charged
Disconnector main body one end is provided with two prominent fixed contacts, and described fixed contact can be plugged into described fixing
In clamp；The described charged disconnector main body other end offers the opening kerve being in communication with the outside, described charged
Disconnector main body two relative side all offers the oblique groove connected with described opening kerve；Each described the most logical
Being installed on telescopic movable contact, and the pull bar being connected with described movable contact in groove, described activity is touched
Head can be connected in described charged disconnector connecting hole；Described opening kerve is additionally provided with respectively with two institutes
State the first spring that pull bar connects, and be arranged on the draw ring outside described opening kerve, described draw ring and two
Described first spring connects；Be additionally provided with the second spring between described movable contact and described pull bar, and with institute
Stating the self-locking mechanism that the second spring connects, described self-locking mechanism is connected with pull bar.
The 10kV distribution line lightning protection device of energy charged for replacement the most according to claim 1, its
Being characterised by, one end of the insulator connecting plate of described guide support plate is provided with U-shaped screw, described U-shaped
Screw is bolted with electric insulator steel foot.
The 10kV distribution line lightning protection device of energy charged for replacement the most according to claim 1, its
Being characterised by, described fixing clamp is set to square frame shape, and each described fixing clamp inwall is provided with multiple use
In the shell fragment clamping described fixed contact；
Offering two clamp connecting holes on described roof supporting, described fixing clamp is connected and fixed on described folder
Hoop connection hole.
4. protect according to the 10kV distribution line lightning protection of the energy charged for replacement described in claim 1-3 any one
Protection unit, it is characterised in that described anti-lightening protector includes column anti-lightening protector body, is arranged at described
The main discharge electrode of anti-lightening protector body one end, has air between described main discharge electrode and high-voltage conducting wires
Gap；
Multiple Zinc-Oxide Arrester valve block, and at least two it have been provided separately in the middle part of described anti-lightening protector body
Individual auxiliary discharge electrode；Each described Zinc-Oxide Arrester valve block and each auxiliary discharge electrode interval are arranged,
And between adjacent two auxiliary discharge electrodes, there is the air gap；
The described anti-lightening protector body other end is provided with lightning protection device connecting bolt, described lightning protection device connecting bolt
It is connected with adjustable plate.
The 10kV distribution line lightning protection device of energy charged for replacement the most according to claim 4, its
Being characterised by, described main discharge electrode includes the electric discharge ring of aluminum alloy material, and is arranged on described electric discharge ring
The cylinder at center, described cylinder is connected with described anti-lightening protector body；And described electric discharge ring is with described
Being evenly arranged with three connecting rods between cylinder, each connecting rod is all connected with electric discharge ring and cylinder.
The 10kV distribution line lightning protection device of energy charged for replacement the most according to claim 4, its
Being characterised by, described auxiliary discharge electrode is set to plane or globoidal structure.
The 10kV distribution line lightning protection device of energy charged for replacement the most according to claim 4, its
Being characterised by, the distance between the main discharge electrode of described anti-lightening protector and high-voltage conducting wires is 30mm, adjacent two
Distance between individual described auxiliary discharge electrode is 10mm.
The 10kV distribution line lightning protection device of energy charged for replacement the most according to claim 4, its
Being characterised by, described adjustable plate includes the anti-lightening protector connecting portion of orthogonal tabular and charged disconnector
Connecting portion；
Described anti-lightening protector connecting portion end is provided with lightning protection device link bolt hole, and described lightning protection device connects spiral shell
Keyhole is fixing with described lightning protection device connecting bolt to be connected；It is provided with charged de-on described charged disconnector connecting portion
From device connecting hole, described charged disconnector main body is provided with the tune corresponding with described charged disconnector connecting hole
Joint plate fixing hole.
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| CN201410617765.XA CN104332935B (en) | 2014-11-04 | 2014-11-04 | The 10kV distribution line lightning protection device of energy charged for replacement |
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| CN201410617765.XA CN104332935B (en) | 2014-11-04 | 2014-11-04 | The 10kV distribution line lightning protection device of energy charged for replacement |
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| CN104332935B true CN104332935B (en) | 2016-08-24 |
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| CN201410617765.XA Active CN104332935B (en) | 2014-11-04 | 2014-11-04 | The 10kV distribution line lightning protection device of energy charged for replacement |
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Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105514802B (en) * | 2016-01-27 | 2017-08-04 | 武汉水院电气有限责任公司 | Two-stage series gap lightning flashover protector that can be replaced with power |
| CN106298106B (en) * | 2016-10-21 | 2019-10-01 | 国网浙江永嘉县供电公司 | A kind of lightning protection line insulator with pressure and discharging gap function |
| CN110311345A (en) * | 2019-06-18 | 2019-10-08 | 浙江伏尔特电器有限公司 | Over-voltage protector and its mounting rack |
| CN112198777B (en) * | 2020-11-13 | 2023-07-07 | 衡阳和乐办公设备有限公司 | Universal selenium drum |
| CN119419682B (en) * | 2025-01-06 | 2025-03-21 | 杭州永德电气有限公司 | A lightning protection device that is easy to install and maintain |
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| CN104332935A (en) | 2015-02-04 |
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