CN205920842U - 10kV takes lightning arrester of insulated wire puncture fastener - Google Patents
10kV takes lightning arrester of insulated wire puncture fastener Download PDFInfo
- Publication number
- CN205920842U CN205920842U CN201620978509.8U CN201620978509U CN205920842U CN 205920842 U CN205920842 U CN 205920842U CN 201620978509 U CN201620978509 U CN 201620978509U CN 205920842 U CN205920842 U CN 205920842U
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- China
- Prior art keywords
- zinc
- oxide arrester
- arrester
- zinc oxide
- oxide
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- XLOMVQKBTHCTTD-UHFFFAOYSA-N Zinc monoxide Chemical compound [Zn]=O XLOMVQKBTHCTTD-UHFFFAOYSA-N 0.000 claims abstract description 148
- 239000011787 zinc oxide Substances 0.000 claims abstract description 74
- 229960001296 zinc oxide Drugs 0.000 claims description 67
- 230000000149 penetrating effect Effects 0.000 claims description 26
- 238000007599 discharging Methods 0.000 claims description 20
- 238000009413 insulation Methods 0.000 claims description 15
- 230000002787 reinforcement Effects 0.000 claims description 10
- HCHKCACWOHOZIP-UHFFFAOYSA-N Zinc Chemical compound [Zn] HCHKCACWOHOZIP-UHFFFAOYSA-N 0.000 claims description 8
- 229910052725 zinc Inorganic materials 0.000 claims description 8
- 239000011701 zinc Substances 0.000 claims description 8
- 230000004888 barrier function Effects 0.000 claims description 6
- 230000003647 oxidation Effects 0.000 claims description 3
- 238000007254 oxidation reaction Methods 0.000 claims description 3
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 claims 1
- 229910052760 oxygen Inorganic materials 0.000 claims 1
- 239000001301 oxygen Substances 0.000 claims 1
- 239000007787 solid Substances 0.000 claims 1
- 230000000694 effects Effects 0.000 abstract description 8
- 238000010891 electric arc Methods 0.000 abstract description 5
- 238000012423 maintenance Methods 0.000 abstract description 2
- 230000015572 biosynthetic process Effects 0.000 abstract 1
- 238000010304 firing Methods 0.000 abstract 1
- 230000002035 prolonged effect Effects 0.000 abstract 1
- 238000005516 engineering process Methods 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 230000007812 deficiency Effects 0.000 description 2
- 229910044991 metal oxide Inorganic materials 0.000 description 2
- 150000004706 metal oxides Chemical class 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- 208000025274 Lightning injury Diseases 0.000 description 1
- 240000007594 Oryza sativa Species 0.000 description 1
- 235000007164 Oryza sativa Nutrition 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 238000001354 calcination Methods 0.000 description 1
- 230000015556 catabolic process Effects 0.000 description 1
- 239000002131 composite material Substances 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000012212 insulator Substances 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 238000005457 optimization Methods 0.000 description 1
- 235000009566 rice Nutrition 0.000 description 1
Abstract
The utility model provides a 10kV takes lightning arrester of insulated wire puncture fastener is equipped with the puncture fastener on the high -pressure wire, be equipped with zinc oxide arrester on the cross arm, still is equipped with drainage rod on the puncture fastener, and the last discharge electrode that is equipped with of zinc oxide arrester forms a discharge gap between drainage rod and the discharge electrode, last two balls that discharge, two the 2nd discharge gap of formation between the ball that discharge of still being equipped with of zinc oxide arrester, the puncture fastener prevents electric arc firing high pressure wire on guiding to thunder and lightning electric arc drainage rod, has prolonged the life of high -pressure wire, a discharge gap, the 2nd discharge gap's setting has improved zinc oxide arrester's the ability of putting off arc, and then has improved zinc oxide arrester's lightning proof effect, and in addition, zinc oxide arrester does not have the electric current to flow past under the circumstances of lightning current not having, does not bear system voltage to prolong zinc oxide arrester's life, reduced daily operation maintenance, practiced thrift a large amount of manpower and financial resources.
Description
Technical field
This utility model is related to electrical network accessory, the more particularly, to lightning arrester of 10kv having insulation conducting wire penetrating cable clamp.
Background technology
The lightning surge amplitude of 10kv overhead distribution is high, and discharge time is short, and the insulation water of 10kv distribution line
Flat low, lightning surge can make insulator that flashover occurs, and form power frequency continued flow and cause line fault on lightning stroke flashover passage.
In prior art, 10kv insulated over-head line carries out lightning protection, this lightning protection side using pure the air gap series connection Zinc-Oxide Arrester
There is the deficiency of lightning protection effect difference in formula.
Content of the invention
The lightning arrester of the 10kv having insulation conducting wire penetrating cable clamp that this utility model provides is it is intended to overcome frame in prior art
The deficiency of overhand lines lightning protection effect difference.
In order to solve above-mentioned technical problem, this utility model adopts the following technical scheme that 10kv having insulation conducting wire punctures line
The lightning arrester of folder, including the penetrating cable clamp being fixed on high-voltage conducting wires and the Zinc-Oxide Arrester being fixed on cross-arm, described
Penetrating cable clamp is provided with conduction stick, and described Zinc-Oxide Arrester is provided with sparking electrode, and being shaped as of described sparking electrode is spherical,
Form the first discharging gap that length is 40 millimeters to 50 millimeters between described sparking electrode and conduction stick；Described zinc oxide is taken shelter from the thunder
Device is provided with two ball discharges, and two ball discharges protrude Zinc-Oxide Arrester along the diametric(al) of Zinc-Oxide Arrester, and, two
Along the axis direction setting of Zinc-Oxide Arrester, form length between two ball discharges is 7 millimeters to 10 millimeters to individual ball discharge
Second discharging gap；Described penetrating cable clamp includes top board and lower platen, and described conduction stick and lower platen are integral type structure, institute
State top board, all integral types are provided with the pricker piercing through high-voltage conducting wires insulating barrier on lower platen, described pricker be shaped as cone,
Together with described top board is bolted on lower platen；Described sparking electrode is threadedly attached in Zinc-Oxide Arrester
On, on described Zinc-Oxide Arrester, integral type is provided with external screw thread, and described sparking electrode is provided with the female thread with external screw thread cooperation.
A kind of optional scheme, described Zinc-Oxide Arrester is provided with zinc oxide valve plate, described zinc oxide valve plate and oxidation
Zinc spark gap is integral type structure, and two ball discharges are fixed on zinc oxide valve plate by connecting rod, and two ball discharges lead to respectively
Cross and be threadedly secured in connecting rod, described connecting rod and zinc oxide valve plate are integral type structure.The setting optimization of zinc oxide valve plate
The lightning protection effect of Zinc-Oxide Arrester；The setting of connecting rod makes ball discharge setting flexibly, optimizes the electric discharge of ball discharge
Energy.
A kind of optional scheme, described Zinc-Oxide Arrester is included being provided with the high-pressure side of sparking electrode and is connected with cross-arm
Low-pressure end, described low-pressure end is fixed on cross-arm by connecting plate, and described low-pressure end is threadedly secured on connecting plate, described
Connecting plate is provided with the first fixing hole and the second fixing hole, and the level height of described first fixing hole is higher than the water of the second fixing hole
Flat height.The setting of connecting plate makes Zinc-Oxide Arrester set location flexibly, optimizes the serviceability of Zinc-Oxide Arrester；
First fixing hole, the setting of the second fixing hole allow the height of Zinc-Oxide Arrester to adjust, and optimize zinc oxide further
The serviceability of spark gap.
A kind of optional scheme, described connecting plate is provided with reinforcement, and the shape of cross section of described reinforcement is rectangle, institute
Stating reinforcement with connecting plate is integral type structure.The setting of reinforcement improves the intensity of connecting plate, optimizes zinc oxide and takes shelter from the thunder
The fixed performance of device.
A kind of optional scheme, described connecting plate is coated with the zinc layers that thickness is not less than 1 millimeter.The setting of zinc layers extends
The service life of connecting plate.
Compared with prior art, the lightning arrester of the 10kv having insulation conducting wire penetrating cable clamp that this utility model provides, has
Following advantage: high-voltage conducting wires are provided with penetrating cable clamp, and cross-arm is provided with Zinc-Oxide Arrester, and penetrating cable clamp is additionally provided with drain
Rod, Zinc-Oxide Arrester is provided with sparking electrode, forms the first discharging gap between conduction stick and sparking electrode, and zinc oxide is taken shelter from the thunder
Two ball discharges are additionally provided with device, between two ball discharges, form the second discharging gap；Thunder and lightning electric arc is guided to by penetrating cable clamp
On stream rod, prevent electric arc calcination high-voltage conducting wires, extend the service life of high-voltage conducting wires；Between the first discharging gap, the second electric discharge
The setting of gap, improves the arc-rupturing capacity of Zinc-Oxide Arrester, and then improves the lightning protection effect of Zinc-Oxide Arrester, in addition,
Zinc-Oxide Arrester does not have electric current to flow through in the case of not having lightning current, is not subject to system voltage, thus extending zinc oxide
The service life of spark gap, decreases daily operation maintenance, has saved substantial amounts of manpower and financial resources.
Brief description
Accompanying drawing 1 is the schematic diagram of the lightning arrester of this utility model 10kv having insulation conducting wire penetrating cable clamp.
Specific embodiment
Below in conjunction with the accompanying drawings, the lightning arrester of 10kv having insulation conducting wire penetrating cable clamp of the present utility model is made furtherly
Bright.As shown in figure 1, the lightning arrester of 10kv having insulation conducting wire penetrating cable clamp, including the penetrating cable clamp 1 being fixed on high-voltage conducting wires
With the Zinc-Oxide Arrester 2 being fixed on cross-arm, described penetrating cable clamp 1 is provided with conduction stick 3, on described Zinc-Oxide Arrester 2
It is provided with sparking electrode 4, described sparking electrode 4 is threadedly attached on Zinc-Oxide Arrester 2, on described Zinc-Oxide Arrester 2
Integral type is provided with external screw thread, and described sparking electrode 4 is provided with the female thread with external screw thread cooperation, the shape of described sparking electrode 4
For spherical, between described sparking electrode 4 and conduction stick 3, form the first discharging gap a that length is 40 millimeters to 50 millimeters；
As shown in figure 1, described penetrating cable clamp 1 includes top board 6 and lower platen 7, described conduction stick 3 and lower platen 7 are one
Body formula structure, on described top board 6, lower platen 7, equal integral type is provided with the pricker 8 piercing through high-voltage conducting wires insulating barrier, described pricker 8
Be shaped as cone, together with described top board 6 is bolted on lower platen 7, pricker 8 is used for puncturing high-voltage conducting wires
Insulating barrier, makes high-voltage conducting wires electrically connect with penetrating cable clamp 1；
As shown in figure 1, described Zinc-Oxide Arrester 2 is provided with two ball discharges 5, described Zinc-Oxide Arrester 2 is provided with
Zinc oxide valve plate 9, described zinc oxide valve plate 9 and Zinc-Oxide Arrester 2 are integral type structure, and two ball discharges 5 pass through connecting rod
10 are fixed on zinc oxide valve plate 9, and two ball discharges 5 are threadedly secured in connecting rod 10 respectively, described connecting rod 10 with
Zinc oxide valve plate 9 is integral type structure；
As shown in figure 1, two ball discharges 5 protrude Zinc-Oxide Arrester 2 along the diametric(al) of Zinc-Oxide Arrester 2, and,
Two ball discharges 5, along the axis direction setting of Zinc-Oxide Arrester 2, form length for 7 millimeters to 10 millis between two ball discharges 5
Second discharging gap b of rice, to improve the lightning protection effect of Zinc-Oxide Arrester 2 further；
As shown in figure 1, described Zinc-Oxide Arrester 2 include being provided with the high-pressure side of sparking electrode 4 and be connected with cross-arm low
Pressure side, described low-pressure end is fixed on cross-arm by connecting plate 11, and described low-pressure end is threadedly secured on connecting plate 11, institute
State connecting plate 11 and be provided with the first fixing hole 12 and the second fixing hole 13, the level height of described first fixing hole 12 is higher than second
The level height of fixing hole 13, the height of Zinc-Oxide Arrester 2 can be adjusted, and greatly optimizes the use of Zinc-Oxide Arrester 2
Performance；
As shown in figure 1, described connecting plate 11 is provided with reinforcement, the shape of cross section of described reinforcement is rectangle, described
Reinforcement is integral type structure with connecting plate 11, and described connecting plate 11 is coated with the zinc layers that thickness is not less than 1 millimeter.
Zinc-Oxide Arrester 2 using meeting dl/t815-2002, " keep away by transmission line of alternation current composite sheath metal-oxide
Thunder device " and gb11032-2000 " alternating current gapless metal oxide arrester " two standards material be obtained.
The operation principle of technique scheme, in penetrating cable clamp 1, the length of pricker 8 is more than the thickness of insulating barrier in high-voltage conducting wires
Degree, locking penetrating cable clamp 1 pricker 8 pierces through insulating barrier；Positioned at shape between the sparking electrode 4 on Zinc-Oxide Arrester 2 and conduction stick 3
Become the first discharging gap a, Zinc-Oxide Arrester 2 is provided with two ball discharges 5, formed between two ball discharges 5 between the second electric discharge
Gap b.When electrical network normally runs, the first discharging gap a is main discharge gap, and the second discharging gap b is auxiliary gap, first
Discharging gap a, the second discharging gap b are cascaded, and can isolate power-frequency voltage, so that Zinc-Oxide Arrester 2 is almost not subject to
Voltage；First discharging gap a and the second discharging gap b is cascaded simultaneously, extends the use longevity of Zinc-Oxide Arrester 2
Life；Under lightning surge effect, the first discharging gap a, the second discharging gap b are simultaneously breakdown, and Zinc-Oxide Arrester 2 presents
Low ESR, lightning current is released into ground；After lightning impulse, power-frequency voltage is carried on Zinc-Oxide Arrester 2, and zinc oxide is kept away
Resistance moment of thunder device 2 becomes big, and the electric current passing through is that arc current is suppressed in relatively low numerical value, the first discharging gap a, the
The insulation of two discharging gap b recovers rapidly, and electric arc extinguishes in very short time naturally, and power frequency continued flow is interdicted completely.
These are only preferred implementation of the present utility model it is intended to embody prominent technique effect of the present utility model and excellent
Gesture, is not the restriction to the technical solution of the utility model.Those skilled in the art will appreciate that all are based on this reality
Modification, change or the substitute technology feature made with new technique content, all should be covered by right appended by this utility model
Require in the technology category of opinion.
Claims (5)
- The lightning arrester of 1.10kv having insulation conducting wire penetrating cable clamp it is characterised in that: include the puncture being fixed on high-voltage conducting wires Wire clamp (1) and the Zinc-Oxide Arrester (2) being fixed on cross-arm, described penetrating cable clamp (1) is provided with conduction stick (3), described oxygen Change zinc spark gap (2) be provided with sparking electrode (4), being shaped as of described sparking electrode (4) is spherical, described sparking electrode (4) with Form the first discharging gap that length is 40 millimeters to 50 millimeters between conduction stick (3)；Described Zinc-Oxide Arrester (2) is provided with Two ball discharges (5), two ball discharges (5) protrude Zinc-Oxide Arrester (2) along the diametric(al) of Zinc-Oxide Arrester (2), and And, two ball discharges (5), along the axis direction setting of Zinc-Oxide Arrester (2), form length for 7 between two ball discharges (5) Second discharging gap of millimeter to 10 millimeters；Described penetrating cable clamp (1) includes top board (6) and lower platen (7), described conduction stick (3) it is integral type structure with lower platen (7), described top board (6), the upper equal integral type of lower platen (7) are provided with puncture high-voltage conducting wires The pricker (8) of insulating barrier, described pricker (8) be shaped as cone, it is solid that described top board (6) and lower platen (7) pass through bolt It is scheduled on together；Described sparking electrode (4) is threadedly attached on Zinc-Oxide Arrester (2), on described Zinc-Oxide Arrester (2) Integral type is provided with external screw thread, and described sparking electrode (4) is provided with the female thread with external screw thread cooperation.
- 2. 10kv having insulation conducting wire penetrating cable clamp according to claim 1 lightning arrester it is characterised in that: described oxidation Zinc spark gap (2) is provided with zinc oxide valve plate (9), and described zinc oxide valve plate (9) is tied for integral type with Zinc-Oxide Arrester (2) Structure, two ball discharges (5) are fixed on zinc oxide valve plate (9) by connecting rod (10), and two ball discharges (5) pass through screw thread respectively It is fixed in connecting rod (10), described connecting rod (10) and zinc oxide valve plate (9) are integral type structure.
- 3. 10kv having insulation conducting wire penetrating cable clamp according to claim 1 lightning arrester it is characterised in that: described oxidation Zinc spark gap (2) includes being provided with the high-pressure side of sparking electrode (4) and the low-pressure end being connected with cross-arm, and described low-pressure end passes through to connect Plate (11) is fixed on cross-arm, and described low-pressure end is threadedly secured on connecting plate (11), and described connecting plate (11) is provided with First fixing hole (12) and the second fixing hole (13), the level height of described first fixing hole (12) is higher than the second fixing hole (13) Level height.
- 4. 10kv having insulation conducting wire penetrating cable clamp according to claim 3 lightning arrester it is characterised in that: described connection Plate (11) is provided with reinforcement, and the shape of cross section of described reinforcement is rectangle, and described reinforcement is integrated with connecting plate (11) Formula structure.
- 5. 10kv having insulation conducting wire penetrating cable clamp according to claim 4 lightning arrester it is characterised in that: described connection The zinc layers that thickness is not less than 1 millimeter are coated with plate (11).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620978509.8U CN205920842U (en) | 2016-08-28 | 2016-08-28 | 10kV takes lightning arrester of insulated wire puncture fastener |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620978509.8U CN205920842U (en) | 2016-08-28 | 2016-08-28 | 10kV takes lightning arrester of insulated wire puncture fastener |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205920842U true CN205920842U (en) | 2017-02-01 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620978509.8U Active CN205920842U (en) | 2016-08-28 | 2016-08-28 | 10kV takes lightning arrester of insulated wire puncture fastener |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205920842U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108521077A (en) * | 2018-04-11 | 2018-09-11 | 固力发电气有限公司 | A kind of Penetrative lightning arrester |
-
2016
- 2016-08-28 CN CN201620978509.8U patent/CN205920842U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108521077A (en) * | 2018-04-11 | 2018-09-11 | 固力发电气有限公司 | A kind of Penetrative lightning arrester |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |