CN208674845U - A kind of aerial condutor protective device - Google Patents
A kind of aerial condutor protective device Download PDFInfo
- Publication number
- CN208674845U CN208674845U CN201821483773.XU CN201821483773U CN208674845U CN 208674845 U CN208674845 U CN 208674845U CN 201821483773 U CN201821483773 U CN 201821483773U CN 208674845 U CN208674845 U CN 208674845U
- Authority
- CN
- China
- Prior art keywords
- current limiting
- limiting element
- pillar
- protective device
- aerial condutor
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
Landscapes
- Fuses (AREA)
Abstract
The utility model discloses a kind of aerial condutor protective devices, including current limiting element and insulator pillar, the insulator pillar is located at the side of the current limiting element, and the top of the current limiting element is equipped with upper terminals, and the top of the upper terminals is equipped with upper conductive pressing plate.The utility model: by using low dynamic electric resistor zinc oxide valve plate, it is combined with fusing and capacitor, is convenient for cumulative energy-absorbing, in addition, it is assembled by fault trip device and insulator pillar and current limiting element integration, rust is punctured after being easily installed, only forms impression at core, avoids puncturing and core is caused to damage, the normal current-carrying capacity of route is not influenced after installation, austenitic stainless steel material is used due to puncturing, energy anticorrosion has elasticity indeformable.In addition, convenient for reducing the potential difference between tower arm and conducting wire, guaranteeing that insulator no longer dodges using the sub- pillar of current limiting element coordinated insulation and contact and falling, so that line tripping be avoided to have a power failure.
Description
Technical field
The utility model relates to electrical equipment technical fields, it particularly relates to a kind of aerial condutor protective device.
Background technique
Over-voltage protector is a kind of advanced protection electric appliance for limiting lightning surge and switching overvoltage.Electric system
Aerial insulated wire is widely applied, the lightning-caused breaking problem of aerial insulated wire annoyings the peace of electric power network in trend is risen year by year
Row for the national games, over-voltage protector are a kind of advanced protection electric appliance for limiting lightning surge and switching overvoltage, are mainly used for
The insulation for protecting the electrical equipments such as generator, transformer, vacuum switch, bus, motor, protects it from the damage of overvoltage.
For current arrester with it not by external environment influence, protective value is good and is widely used in 10kV and the above power distribution network.
The insulated overhead line overwhelming majority is by indirect lightning strike, when lightning surge flashover, since over-voltage protector is exhausted with route
Edge is in parallel, and high potential caused by lightning current acts the series gap of over-voltage protector, reduces the electricity of tower arm and conducting wire
Potential difference guarantees insulator no longer flashover, to avoid line tripping from having a power failure, in order to can guarantee the normal work of over-voltage protector
Make, it is necessary to assure the clearance distance between outer discharge electrode is within the limits prescribed.Existing fixed interval (FI) over-voltage protector technology
If after being punctured by thunder and lightning route, which will occur, for middle insulation is directly grounded failure, normal power supply is influenced, and maintenance is not easy to be found,
There are security risks.
For the problems in the relevant technologies, currently no effective solution has been proposed.
Utility model content
For the problems in the relevant technologies, the purpose of this utility model is to propose a kind of aerial condutor protective device, with
Overcome above-mentioned technical problem present in existing the relevant technologies.
The technical solution of the utility model is achieved in that
A kind of aerial condutor protective device, including current limiting element and insulator pillar, the insulator pillar are located at institute
The side of current limiting element is stated, and the top of the current limiting element is equipped with upper terminals, the top of the upper terminals, which is equipped with, above leads
Voltage plate, described upper conductive pressing plate one end are equipped with wire clamp, and the wire clamp side passes through the top of guide post and the insulator pillar
It is connected, the upper conductive pressing plate bottom end is located at the upper terminals side and is equipped with contact, is arranged with and embraces on the current limiting element
Circle, described armful of circle side are connected with the first support, and first support is connected with the second support, and the current limiting element is located at institute
It states an armful circle bottom end and is connected with fault trip device, fault trip device bottom end is connected with switch block, and fault trip device side is set
There is connection pillar plate, the connection pillar plate is connected with the bottom end of the insulator pillar, and the fault trip device connects
There is conducting wire, and the current limiting element is equipped with several full skirts, is located at the full skirt top and is equipped with porcelain bushing shell, the top of the porcelain bushing shell
End is equipped with mica washer, and the top of the mica washer is equipped with spark gap, and the current limiting element is located at described embrace and sets in circle
There is zinc oxide valve plate.
Further, the contact side is equipped with pull ring, and the pull ring is equipped with electro-insulating rubber.
Further, it is equipped with and punctures in the wire clamp, and the wire clamp is connected by high-pressure conductive bolt with guide post.
Further, the conducting wire is multiply soft copper conducting wire.
Further, it is equipped in second support and is respectively equipped with lower static contact and pop-up board, and be located at the lower stationary contact
Shaft is equipped between head and pop-up board.
Further, lower moving contact is equipped between first support and described armful of circle.
The utility model has the beneficial effects that mutually being tied with fusing with capacitor by using low dynamic electric resistor zinc oxide valve plate
It closes, is convenient for cumulative energy-absorbing, in addition, by fault trip device and insulator pillar and current limiting element integration assembly, convenient for peace
Rust is punctured after dress, only forms impression at core, avoids puncturing and core is caused to damage, do not influence route normal load after installation
Flow, uses austenitic stainless steel material due to puncturing, and energy anticorrosion has elasticity indeformable.In addition, being matched using current limiting element
Insulator pillar and contact are closed, convenient for reducing the potential difference between tower arm and conducting wire, guarantees that insulator no longer dodges and falls, to keep away
Exempt from line tripping power failure.
Detailed description of the invention
In order to illustrate the embodiment of the utility model or the technical proposal in the existing technology more clearly, below will be to embodiment
Needed in attached drawing be briefly described, it should be apparent that, the accompanying drawings in the following description is only the utility model
Some embodiments for those of ordinary skill in the art without creative efforts, can also be according to this
A little attached drawings obtain other attached drawings.
Fig. 1 is the structural schematic diagram according to the aerial condutor protective device of the utility model embodiment；
Fig. 2 is the current limiting element schematic diagram according to the aerial condutor protective device of the utility model embodiment.
In figure:
1, current limiting element；2, insulator pillar；3, upper terminals；4, upper conductive pressing plate；5, wire clamp；6, guide post；7, contact；
8, circle is embraced；9, the first support；10, the second support；11, fault trip device；12, switch block；13, connection pillar plate；14, conducting wire；15,
Full skirt；16, porcelain bushing shell；17, mica washer；18, spark gap；19, zinc oxide valve plate.
Specific embodiment
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole
Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art's every other embodiment obtained, all belongs to
In the range of the utility model protection.
Embodiment according to the present utility model provides a kind of aerial condutor protective device.
As shown in Figs. 1-2, the aerial condutor protective device according to the utility model embodiment, including current limiting element
1 and insulator pillar 2, the insulator pillar 2 is located at the side of the current limiting element 1, and the top of the current limiting element 1 is set
There are upper terminals 3, the top of the upper terminals 3 is equipped with upper conductive pressing plate 4, and described upper 4 one end of conductive pressing plate is equipped with wire clamp 5,
5 side of wire clamp is connected by guide post 6 with the top of the insulator pillar 2, and upper 4 bottom end of conductive pressing plate is located at institute
It states 3 side of terminals and is equipped with contact 7, be arranged on the current limiting element 1 and embrace a circle 8, described armful of 8 side of circle is connected with first
Seat 9, first support 9 is connected with the second support 10, and the current limiting element 1 is faulty positioned at described armful of 8 bottom end of circle connection
Buckle releaser 11,11 bottom end of fault trip device are connected with switch block 12, and 11 side of fault trip device is equipped with connection pillar plate
13, the connection pillar plate 13 is connected with the bottom end of the insulator pillar 2, and the fault trip device 11 is connected with conducting wire
14, and the current limiting element is equipped with several full skirts 15, is located at 15 top of full skirt and is equipped with porcelain bushing shell 16, the porcelain bushing shell 16
Top be equipped with mica washer 17, and the top of the mica washer 17 is equipped with spark gap 18, and the current limiting element 1 is located at institute
It states to embrace and is equipped with zinc oxide valve plate 19 in circle 8.
With the aid of the technical scheme, it by using low dynamic electric resistor zinc oxide valve plate, is combined with fusing and capacitor,
Convenient for cumulative energy-absorbing, in addition, by fault trip device and insulator pillar and current limiting element integration assembly, after being easily installed
Rust is punctured, only forms impression at core, avoids puncturing and core is caused to damage, do not influence the normal current-carrying of route after installation
Amount, uses austenitic stainless steel material due to puncturing, and energy anticorrosion has elasticity indeformable.In addition, being cooperated using current limiting element
Insulator pillar and contact guarantee that insulator no longer dodges and fall, to avoid convenient for reducing the potential difference between tower arm and conducting wire
Line tripping has a power failure.
In addition, in one embodiment, 7 side of contact is equipped with pull ring, and the pull ring is equipped with electro-insulating rubber.
In addition, in one embodiment, be equipped with and puncture in the wire clamp 5, and the wire clamp 5 by high-pressure conductive bolt with
Guide post 6 is connected.
In addition, in one embodiment, the conducting wire 14 is multiply soft copper conducting wire.
In addition, in one embodiment, being equipped in second support 10 and being respectively equipped with lower static contact and pop-up board, and position
Shaft is equipped between the lower static contact and pop-up board.
In addition, in one embodiment, lower moving contact is equipped between first support 9 and described armful of circle 8.
In conclusion by means of the above-mentioned technical proposal of the utility model, by using low dynamic electric resistor zinc oxide valve plate,
It is combined with fusing and capacitor, is convenient for cumulative energy-absorbing, in addition, passing through fault trip device and insulator pillar and current limiting element
Integration assembly, punctures rust after being easily installed, impression is only formed at core, avoids puncturing and causes to damage to core, installs
It does not influence the normal current-carrying capacity of route afterwards, uses austenitic stainless steel material due to puncturing, energy anticorrosion has elasticity indeformable.
In addition, convenient for reducing the potential difference between tower arm and conducting wire, being guaranteed exhausted using the sub- pillar of current limiting element coordinated insulation and contact
Edge, which no longer dodges, to be fallen, so that line tripping be avoided to have a power failure.
The above is only the preferred embodiment of the utility model only, is not intended to limit the utility model, all at this
Within the spirit and principle of utility model, any modification, equivalent replacement, improvement and so on should be included in the utility model
Protection scope within.
Claims (6)
1. a kind of aerial condutor protective device, which is characterized in that described exhausted including current limiting element (1) and insulator pillar (2)
Edge pillar (2) is located at the side of the current limiting element (1), and the top of the current limiting element (1) is equipped with upper terminals (3),
The top of the upper terminals (3) is equipped with upper conductive pressing plate (4), and described upper conductive pressing plate (4) one end is equipped with wire clamp (5), described
Wire clamp (5) side is connected by guide post (6) with the top of the insulator pillar (2), upper conductive pressing plate (4) the bottom end position
Contact (7) are equipped in upper terminals (3) side, is arranged on the current limiting element (1) and embraces circle (8), described armful of circle (8) one
Side is connected with the first support (9), and first support (9) is connected with the second support (10), and the current limiting element (1) is located at institute
It states armful circle (8) bottom end to be connected with fault trip device (11), fault trip device (11) bottom end is connected with switch block (12), the event
Hinder buckle releaser (11) side and is equipped with connection pillar plate (13), the bottom of the connection pillar plate (13) and the insulator pillar (2)
End is connected, and the fault trip device (11) is connected with conducting wire (14), and the current limiting element is equipped with several full skirts (15),
Porcelain bushing shell (16) are equipped with positioned at the full skirt (15) top, the top of the porcelain bushing shell (16) is equipped with mica washer (17), and institute
The top for stating mica washer (17) is equipped with spark gap (18), and the current limiting element (1) is located at described embrace and is equipped with oxidation in circle (8)
Zinc valve block (19).
2. a kind of aerial condutor protective device according to claim 1, which is characterized in that contact (7) side is set
There is pull ring, and the pull ring is equipped with electro-insulating rubber.
3. a kind of aerial condutor protective device according to claim 1, which is characterized in that be equipped in the wire clamp (5)
It punctures, and the wire clamp (5) is connected by high-pressure conductive bolt with guide post (6).
4. a kind of aerial condutor protective device according to claim 1, which is characterized in that the conducting wire (14) is multiply
Soft copper conducting wire.
5. a kind of aerial condutor protective device according to claim 1, which is characterized in that in second support (10)
Equipped with being respectively equipped with lower static contact and pop-up board, and shaft is equipped between the lower static contact and pop-up board.
6. a kind of aerial condutor protective device according to claim 1, which is characterized in that first support (9) and
Lower moving contact is equipped between described armful of circle (8).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821483773.XU CN208674845U (en) | 2018-09-11 | 2018-09-11 | A kind of aerial condutor protective device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821483773.XU CN208674845U (en) | 2018-09-11 | 2018-09-11 | A kind of aerial condutor protective device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208674845U true CN208674845U (en) | 2019-03-29 |
Family
ID=65843026
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821483773.XU Expired - Fee Related CN208674845U (en) | 2018-09-11 | 2018-09-11 | A kind of aerial condutor protective device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208674845U (en) |
-
2018
- 2018-09-11 CN CN201821483773.XU patent/CN208674845U/en not_active Expired - Fee Related
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN201307473Y (en) | Lightning protector for 10 kV line | |
| CN105513724A (en) | Stationary type follow current-free anti-thunder over-voltage protector for AC (Alternating Current) line | |
| CN201171150Y (en) | Overvoltage protector for open-resistant lever for avoiding wire from breaking due to lightning stroke | |
| CN2852338Y (en) | Composite casing zinc oxide lightning arrester | |
| CN208674845U (en) | A kind of aerial condutor protective device | |
| CN202084898U (en) | Adjustable spherical electrode circuit protector | |
| Gu et al. | Development of surge arresters with series gap against lightning breakage of covered conductors on distribution lines | |
| CN209199692U (en) | A kind of tension-resistant rod external series gap metal oxide arrester | |
| CN102969685A (en) | Method for improving lightning prevention and resisting level of overhead power distribution line | |
| CN203260987U (en) | High-voltage line lightning arrester | |
| CN109786049A (en) | Porcelain composite insulator with protection skirt | |
| CN216794242U (en) | Lightning flashover protection device for island | |
| CN201260026Y (en) | Lightning protector with series interval | |
| CN209199703U (en) | A kind of metal oxide arrester | |
| CN213424750U (en) | Series multi-gap metal oxide arrester | |
| CN209199696U (en) | A kind of novel metal oxide arrester | |
| CN207052387U (en) | A kind of distribution line overvoltage protection | |
| CN2438213Y (en) | Composite insulation zinc oxide arrester for lightning protection of line | |
| CN208337124U (en) | A kind of over-voltage protector remove-insurance state device | |
| CN202940459U (en) | Lightning arrester used in extra-high voltage alternating-current electric transmission line | |
| CN207442184U (en) | Low residual voltage, deterioration visible fixed external series gap arrester | |
| CN206878312U (en) | A kind of combined pin type arrester | |
| CN109509596A (en) | A kind of metal oxide arrester | |
| CN201490714U (en) | Line lighting protection overvoltage protector | |
| CN205385198U (en) | 10kV circuit connection in series -parallel integral type clearance thunderbolt protector |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20190329 Termination date: 20200911 |