CN205354788U - Novel zinc oxide arrester with cooling function - Google Patents
Novel zinc oxide arrester with cooling function Download PDFInfo
- Publication number
- CN205354788U CN205354788U CN201620077822.4U CN201620077822U CN205354788U CN 205354788 U CN205354788 U CN 205354788U CN 201620077822 U CN201620077822 U CN 201620077822U CN 205354788 U CN205354788 U CN 205354788U
- Authority
- CN
- China
- Prior art keywords
- zinc oxide
- valve plate
- insulating sleeve
- conductive spacer
- oxide valve
- 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
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Abstract
The utility model relates to a novel zinc oxide arrester with cooling function, it includes the aluminium electrode, the aluminium electrode between be provided with the zinc oxide valve plate, the lower terminal surface of zinc oxide valve plate articulated have aluminium to electrically conduct gasket A, the up end of zinc oxide valve plate articulated have aluminium to electrically conduct gasket B, the electrically conductive gasket A of aluminium electrically conduct with aluminium and be provided with the cooling through -hole between the gasket B, the zinc oxide valve plate between through insulating sleeve fixed connection, zinc oxide valve plate and aluminium electrode between also through insulating sleeve fixed connection, the outside of insulating sleeve be provided with the composite silicone rubber chute boot, it is total the utility model has the advantages of rational in infrastructure, the radiating effect good, the heat extraction is rapid, sealed closely, prevent the thermal runaway.
Description
Technical field
This utility model belongs to electrical safety field, is specifically related to a kind of spark gap, particularly to a kind of New Zinc Oxide Lightning Arrester with refrigerating function.
Background technology
From the sixties in last century, Zinc-Oxide Arrester just as the new technique of overvoltage protection the whole world model
Develop by leaps and bounds in enclosing；In the thermal characteristics research of Zinc-Oxide Arrester, by Zinc-Oxide Arrester cause of accident especially supertension Zinc-Oxide Arrester cause of accident of analyzing and researching, it is known that the thermal runaway being primarily due to Zinc-Oxide Arrester that high pressure, supertension Zinc-Oxide Arrester damage；Along with improving constantly of electrical network rated voltage, transmission capacity and level of protection; due to Zn0 resistor disc Potential distribution uneven, thermal stress is uneven, thermal characteristics is bad and has that outside filthy etc. reason can cause resistor disc thermal stress to concentrate, local heat load is overweight, produces heat spot, so that the thermal runaway of Zinc-Oxide Arrester；For ensureing the security reliability of Zinc-Oxide Arrester, the research of its heating and heat dissipation characteristics has become the problem of an ever more important；Therefore research and develop a kind of rational in infrastructure, good heat dissipation effect, heat extraction rapidly, seal closely, prevent the New Zinc Oxide Lightning Arrester with refrigerating function of thermal runaway from having very much Practical significance.
Summary of the invention
The purpose of this utility model is to overcome the deficiencies in the prior art, and provide a kind of rational in infrastructure, good heat dissipation effect, heat extraction rapidly, seal closely, prevent the New Zinc Oxide Lightning Arrester with refrigerating function of thermal runaway.
The purpose of this utility model is achieved in that a kind of New Zinc Oxide Lightning Arrester with refrigerating function, it includes aluminum electrode, it is provided with zinc oxide valve plate between described aluminum electrode, the lower surface of described zinc oxide valve plate is hinged with aluminum conductive spacer A, the upper surface of described zinc oxide valve plate is hinged with aluminum conductive spacer B, it is provided with cooling through hole between described aluminum conductive spacer A and aluminum conductive spacer B, connect by insulating sleeve is fixing between described zinc oxide valve plate, it is connected also by insulating sleeve is fixing between described zinc oxide valve plate with aluminum electrode, the arranged outside of described insulating sleeve has composite silicone rubber umbrella cover.
Described zinc oxide valve plate, aluminum conductive spacer A and aluminum conductive spacer B are loop configuration.
The diameter of described cooling through hole is within the scope of 6 ~ 12mm.
Described insulating sleeve is epoxy resins insulation sleeve.
The inner side of described insulating sleeve is provided with notch.
Described aluminum electrode is equipped with sealing member.
The beneficial effects of the utility model: the high energy ZnO valve block closed assembly of annular in groups test prepared during this utility model concrete operations becomes plug, during closed assembly, a pair aluminum annular-shaped conductive spacer is laminated between two valve blocks, its size is consistent with zinc oxide valve plate, it is 15mm, at a pair aluminum annular-shaped conductive spacer, namely it is provided with cooling through hole between aluminum conductive spacer A and aluminum conductive spacer B；Zinc oxide valve plate, aluminum conductive spacer A and aluminum conductive spacer B are loop configuration；Being provided with cooling medium in cavity outside zinc oxide valve plate, cooling medium can be air；When spark gap is by short circuit current, resistor valve sheet generates heat, and cooling medium Heated Flow is dispelled the heat, thus quickly reducing the temperature of plug center, prevent that valve block is overheated to be burnt, insulating sleeve inwall leaves earth pressure release notch, the gases at high pressure that internal moment produces can be discharged；Total this utility model have rational in infrastructure, good heat dissipation effect, heat extraction rapidly, the advantage that seals closely, prevent thermal runaway.
Accompanying drawing explanation
Fig. 1 is structural representation of the present utility model.
Fig. 2 is the structural representation of the medial surface of insulating sleeve of the present utility model.
In figure: 1, aluminum electrode 2, zinc oxide valve plate 3, aluminum conductive spacer A4, aluminum conductive spacer B5, cooling through hole 6, notch 7, insulating sleeve 8, composite silicone rubber umbrella cover.
Detailed description of the invention
Below in conjunction with accompanying drawing, this utility model is described further.
Embodiment 1
As shown in Figure 1-2, a kind of New Zinc Oxide Lightning Arrester with refrigerating function, it includes aluminum electrode 1, it is provided with zinc oxide valve plate 2 between described aluminum electrode 1, the lower surface of described zinc oxide valve plate 2 is hinged with aluminum conductive spacer A3, the upper surface of described zinc oxide valve plate 2 is hinged with aluminum conductive spacer B4, cooling through hole 5 it is provided with between described aluminum conductive spacer A3 and aluminum conductive spacer B4, connect by insulating sleeve 77 is fixing between described zinc oxide valve plate 2, it is connected also by insulating sleeve 7 is fixing between described zinc oxide valve plate 2 and aluminum electrode 1, the arranged outside of described insulating sleeve 7 has composite silicone rubber umbrella cover 8.
When this utility model is embodied as: during this utility model concrete operations, when spark gap is by short circuit current, zinc oxide valve plate 2 generates heat, cooling medium Heated Flow is dispelled the heat, thus quickly reducing the temperature of plug center, prevent that valve block is overheated to be burnt, insulating sleeve 7 inwall leaves earth pressure release notch 6, the gases at high pressure that internal moment produces can be discharged；Total this utility model have rational in infrastructure, good heat dissipation effect, heat extraction rapidly, the advantage that seals closely, prevent thermal runaway.
Embodiment 2
As shown in Figure 1-2, a kind of New Zinc Oxide Lightning Arrester with refrigerating function, it includes aluminum electrode 1, it is provided with zinc oxide valve plate 2 between described aluminum electrode 1, the lower surface of described zinc oxide valve plate 2 is hinged with aluminum conductive spacer A3, the upper surface of described zinc oxide valve plate 2 is hinged with aluminum conductive spacer B4, cooling through hole 5 it is provided with between described aluminum conductive spacer A3 and aluminum conductive spacer B4, connect by insulating sleeve 77 is fixing between described zinc oxide valve plate 2, it is connected also by insulating sleeve 7 is fixing between described zinc oxide valve plate 2 and aluminum electrode 1, the arranged outside of described insulating sleeve 7 has composite silicone rubber umbrella cover 8, described zinc oxide valve plate 2, aluminum conductive spacer A3 and aluminum conductive spacer B4 is loop configuration, the diameter of described cooling through hole 5 is 6mm, described insulating sleeve 7 is epoxy resins insulation sleeve, the inner side of described insulating sleeve 7 is provided with notch 6, described aluminum electrode 1 is equipped with sealing member.
When this utility model is embodied as: high energy ZnO valve block 2 closed assembly of annular in groups test prepared during this utility model concrete operations becomes plug, during closed assembly, a pair aluminum annular-shaped conductive spacer is laminated between two valve blocks, its size is consistent with zinc oxide valve plate, it is 15mm, at a pair aluminum annular-shaped conductive spacer, namely between aluminum conductive spacer A3 and aluminum conductive spacer B4, it is provided with cooling through hole 5；Zinc oxide valve plate 2, aluminum conductive spacer A3 and aluminum conductive spacer B4 are loop configuration；Being provided with cooling medium in cavity outside zinc oxide valve plate 2, cooling medium can be air；When spark gap is by short circuit current, zinc oxide valve plate 2 generates heat, and cooling medium Heated Flow is dispelled the heat, thus quickly reducing the temperature of plug center, prevent that valve block is overheated to be burnt, insulating sleeve 7 inwall leaves earth pressure release notch 6, the gases at high pressure that internal moment produces can be discharged；Total this utility model have rational in infrastructure, good heat dissipation effect, heat extraction rapidly, the advantage that seals closely, prevent thermal runaway.
Claims (6)
1. a New Zinc Oxide Lightning Arrester with refrigerating function, it includes aluminum electrode, it is characterized in that: between described aluminum electrode, be provided with zinc oxide valve plate, the lower surface of described zinc oxide valve plate is hinged with aluminum conductive spacer A, the upper surface of described zinc oxide valve plate is hinged with aluminum conductive spacer B, it is provided with cooling through hole between described aluminum conductive spacer A and aluminum conductive spacer B, connect by insulating sleeve is fixing between described zinc oxide valve plate, it is connected also by insulating sleeve is fixing between described zinc oxide valve plate with aluminum electrode, the arranged outside of described insulating sleeve has composite silicone rubber umbrella cover.
2. a kind of New Zinc Oxide Lightning Arrester with refrigerating function according to claim 1, it is characterised in that: described zinc oxide valve plate, aluminum conductive spacer A and aluminum conductive spacer B are loop configuration.
3. a kind of New Zinc Oxide Lightning Arrester with refrigerating function according to claim 1, it is characterised in that: the diameter of described cooling through hole is within the scope of 6 ~ 12mm.
4. a kind of New Zinc Oxide Lightning Arrester with refrigerating function according to claim 1, it is characterised in that: described insulating sleeve is epoxy resins insulation sleeve.
5. a kind of New Zinc Oxide Lightning Arrester with refrigerating function according to claim 1, it is characterised in that: the inner side of described insulating sleeve is provided with notch.
6. a kind of New Zinc Oxide Lightning Arrester with refrigerating function according to claim 1, it is characterised in that: described aluminum electrode is equipped with sealing member.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620077822.4U CN205354788U (en) | 2016-01-26 | 2016-01-26 | Novel zinc oxide arrester with cooling function |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620077822.4U CN205354788U (en) | 2016-01-26 | 2016-01-26 | Novel zinc oxide arrester with cooling function |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205354788U true CN205354788U (en) | 2016-06-29 |
Family
ID=56181023
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620077822.4U Expired - Fee Related CN205354788U (en) | 2016-01-26 | 2016-01-26 | Novel zinc oxide arrester with cooling function |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205354788U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106098264A (en) * | 2016-08-08 | 2016-11-09 | 国网湖南省电力公司 | A kind of 10kV Multifunctional disaster prevention evil insulator and preparation method |
| CN106158181A (en) * | 2016-08-29 | 2016-11-23 | 国网江苏省电力公司镇江供电公司 | Metal oxide arrester |
-
2016
- 2016-01-26 CN CN201620077822.4U patent/CN205354788U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106098264A (en) * | 2016-08-08 | 2016-11-09 | 国网湖南省电力公司 | A kind of 10kV Multifunctional disaster prevention evil insulator and preparation method |
| CN106158181A (en) * | 2016-08-29 | 2016-11-23 | 国网江苏省电力公司镇江供电公司 | Metal oxide arrester |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| 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: 20160629 Termination date: 20200126 |