CN206877774U - A kind of Novel lightning arrester core group device - Google Patents
A kind of Novel lightning arrester core group device Download PDFInfo
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- CN206877774U CN206877774U CN201720641560.4U CN201720641560U CN206877774U CN 206877774 U CN206877774 U CN 206877774U CN 201720641560 U CN201720641560 U CN 201720641560U CN 206877774 U CN206877774 U CN 206877774U
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- resistor disc
- insulating cylinder
- pad
- core group
- lightning arrester
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Abstract
The utility model discloses a kind of Novel lightning arrester core group device, including insulating cylinder, resistor disc, pad and two-component embedding silicon rubber, the resistor disc is wrapped up by impermeable adhesive tape, the resistor disc is staggeredly superimposed with pad, the resistor disc and pad are arranged in insulating cylinder, the upper and lower part of the resistor disc is provided with electrode, the resistor disc is divided into low-pressure end and high-pressure side, wherein low-pressure end is located at resistor disc bottom, high-pressure side is located at resistor disc top, the resistor disc high pressure termination electrode is provided with spring attachment, hole for injecting glue is provided with the electrode, the two-component embedding silicon rubber is injected in the insulating cylinder by hole for injecting glue；Composite sheath is provided with outside the insulating cylinder, the composite sheath has the shirt rim of multiple insulation.Using the utility model patent can realize major diameter resistor disc electrical contact is good, mechanism is compact, without air cavity, good seal performance and resistor disc it is heated when can well discharge stress, improve the through-current capability of resistor disc.
Description
Technical field
The utility model belongs to power system arrester technical field, more particularly to a kind of Novel lightning arrester core group device.
Background technology
Due to series compensation MOV, direct current arrester, dc circuit breaker a large amount of novel non-linearity pressure limiting energy-absorbings such as MOV
Electrical device has obtained popularization and application, so the application of super-large diameter resistor disc in the product is also more extensive, and major diameter is electric
Resistance piece often absorbs huge energy in use, and resistor disc heating is notable, and assembling of these features to major diameter resistor disc proposes
The different requirements with conventional resistive piece.
At present, the structure of assembling resistor disc is generally divided into cavity and wears core bar structure, cavity clamping bar cage construction, ring both at home and abroad
Oxygen band winding compression-molded structures, clamping bar cage compression-molded structures, wherein epoxidation zone winding core group cavity glue injection structure, epoxidation zone winding core
Group cavity glue injection structure is applied than wide, the structure be resistor disc is superimposed with adjustment cushion block compress after with being impregnated with epoxy resin
Alkali-free glass strap winding resistor disc post, using hot setting, be loaded into the composite sheath of compression molding, both ends are golden
Belong to flange seal, carrying out vacuum using the hole for injecting glue on flange fills two-component silicone rubber, and product is completed after adhesive curing.
Existing structure has the drawback that resistor disc fixation epoxy treated tape is wound, and resistor disc interlayer has impregnation can
Can, electrical contact degree is not easy to examine, and after the solidification of core group, stress is not easy to discharge when resistor disc is heated, after energy-absorbing heating, radiating effect
Fruit is bad.
The purpose of this utility model is to find a kind of compact-sized, resistor disc energy-absorbing adstante febre, and radiating is good, while can be with
Release thermal stress and the package assembly of good seal are adjusted with spring assembly.
Utility model content
To solve drawbacks described above, the purpose of this utility model is to provide a kind of Novel lightning arrester core group device, not only structure
Compact, resistor disc energy-absorbing adstante febre, radiating is good, and can adjust release thermal stress and good seal with spring assembly.
To reach above-mentioned purpose, the technical solution adopted in the utility model is：A kind of Novel lightning arrester core group device, including
Insulating cylinder, resistor disc, pad and two-component embedding silicon rubber, the resistor disc are wrapped up by impermeable adhesive tape, the resistor disc with
Pad is staggeredly superimposed, and the resistor disc and pad are arranged in insulating cylinder, and the upper and lower part of the resistor disc is provided with electricity
Pole, the resistor disc are divided into low-pressure end and high-pressure side, and wherein low-pressure end is located at resistor disc bottom, and high-pressure side is on resistor disc
Portion, the resistor disc high pressure termination electrode are provided with spring attachment, and hole for injecting glue is provided with the electrode, and the two-component fills
Envelope silicon rubber is injected in the insulating cylinder by hole for injecting glue；Composite sheath, the composite sheath are provided with outside the insulating cylinder
Shirt rim with multiple insulation, the composite sheath both sides are provided with two end caps up and down, wiring are wherein provided with bottom end cover
Terminal, bolt is provided with upper end cover.
Preferably, the spring attachment includes spring, conductive strips, two-component embedding silicon rubber.
Preferably, the bolt is connected by spring washer, plain washer with the upper end cover.
Preferably, the composite sheath composition material is silicone rubber.
Using the technical solution of the utility model, it is in a liquid state due to there is impermeable adhesive tape to protect outside resistor disc, during injecting glue
Two-component casting glue can not immerse between resistor disc and the gap of pad, ensure that electrical contact is good；Due to impermeable adhesive tape
Without curing performance, and when resistor disc is impacted adstante febre by big energy currents, it will not be different because of the coefficient of expansion, by solid
Change the mechanical force of layer and cause resistor disc to be broken.Meanwhile during resistor disc expanded by heating, its deflection is inhaled by spring attachment
Receive, while ensureing to make electrical contact with pressure, reduce the thermal stress of resistor disc；Due to internal injecting glue, product is ensure that without air cavity,
Explosion-proof performance is superior, and moisture resistant seal is more notable, and the technique that low voltage surge arrester has finally been drawn to the integral die of product is excellent
Point, dual-seal is carried out equivalent to product.
Compared with prior art, the utility model advantage is shown：（1）Protected, prevented with impermeable adhesive tape outside resistor disc
Only casting glue strike-through；（2）The technique that epoxy treated tape solidification core group is substituted using impermeable adhesive tape, the heat for reducing resistor disc should
Power；（3）Interiors of products vacuum impregnating two component, ensure that product without air cavity；（4）The integral die of product.Above method absorbs
The good seal of low voltage product integral die, without air cavity and high-voltage product electrical contact it is good the advantages of, abandoned low voltage product electricity
It is big by thermal stress to hinder piece, is heated repeatedly easily and gap occurs and the shortcomings that high-voltage product is complicated, and size is big.It is new using this practicality
Type patent can realize major diameter resistor disc electrical contact is good, mechanism is compact, without air cavity, good seal performance and resistor disc it is heated when
Stress can be well discharged, improves the through-current capability of resistor disc.
Brief description of the drawings
Below according to drawings and Examples, structure and features of the present utility model is further described.
Fig. 1 is structural representation of the present utility model.
In accompanying drawing 1,1. binding posts, 2. end caps, 3. electrodes, 4. composite sheaths, 5. resistor discs, 6. pads, 7.
Impermeable adhesive tape, 8. springs, 9. conductive strips, 10. insulating cylinders, 11. two-component embedding silicon rubber, 12. bolts, 13. bullets
Pad, 14. plain washers.
Embodiment
Referring to a kind of embodiment of the present utility model of accompanying drawing 1.
A kind of Novel lightning arrester core group device, including insulating cylinder 10, resistor disc 5, pad 6 and two-component embedding silicon rubber
11, the resistor disc 5 is wrapped up by impermeable adhesive tape 7, and the resistor disc 5 is staggeredly superimposed with pad 6, the resistor disc 5 and pad 6
It is arranged in insulating cylinder, the upper and lower part of the resistor disc 5 is provided with electrode 3, and the resistor disc 5 divides for low-pressure end and height
Pressure side, wherein low-pressure end are located at the bottom of resistor disc 5, and high-pressure side is located at the top of resistor disc 5, and the high pressure termination electrode 3 of resistor disc 5 is set
Spring attachment is equipped with, hole for injecting glue is provided with the electrode 3, the two-component embedding silicon rubber 11 is injected by hole for injecting glue
In the insulating cylinder 10；Composite sheath 4 is provided with outside the insulating cylinder 10, the composite sheath 4 has the skirt of multiple insulation
Side, the both sides of composite sheath 4 are provided with two end caps 2 up and down, binding post 1, upper end cover 2 are wherein provided with bottom end cover 2
On be provided with bolt 12.
Preferably, the spring attachment includes spring 8, conductive strips 9, two-component embedding silicon rubber 11.
Preferably, the bolt 12 is connected by spring washer 13, plain washer 14 with the upper end cover 2.
Preferably, the composition material of composite sheath 4 is silicone rubber.
In the utility model, the two-component casting glue that is in a liquid state with the protection of impermeable adhesive tape outside resistor disc, during injecting glue without
Method is immersed between resistor disc and the gap of pad, ensure that electrical contact is good；Because impermeable adhesive tape does not have curing performance, when
Resistor disc is impacted and adstante febre by big energy currents, and it will not be different because of the coefficient of expansion, are cured the mechanical force of layer and lead
Send a telegraph resistance piece fracture.Meanwhile during resistor disc expanded by heating, its deflection is absorbed by spring attachment, ensureing electrical contact pressure
While power, reduce the thermal stress of resistor disc；Due to internal injecting glue, product is ensure that without air cavity, explosion-proof performance is superior, sealing
Humidity resistance is more notable, has finally drawn the technological advantage of low voltage surge arrester to the integral die of product, is carried out equivalent to product
Dual-seal.
It can realize that major diameter resistor disc electrical contact is good, mechanism is compact, without air cavity, sealing using the utility model patent
Stress can be well discharged when performance is good and resistor disc is heated, improves the through-current capability of resistor disc.
Described above is only preferred embodiment of the present utility model, and above-mentioned specific embodiment is not to the utility model
Limitation, retouching, modification or the equivalent substitution that all one of ordinary skill in the art are made as described above, belong to this reality
With new protection domain.
Claims (4)
1. a kind of Novel lightning arrester core group device, including insulating cylinder, resistor disc, pad and two-component embedding silicon rubber, its feature
It is：The resistor disc is wrapped up by impermeable adhesive tape, and the resistor disc is staggeredly superimposed with pad, and the resistor disc and pad are set
In insulating cylinder, the upper and lower part of the resistor disc is provided with electrode, and the resistor disc is divided into low-pressure end and high-pressure side, its
Mesolow end is located at resistor disc bottom, and high-pressure side is located at resistor disc top, and the resistor disc high pressure termination electrode is provided with spring pressure
Tight device, hole for injecting glue is provided with the electrode, the two-component embedding silicon rubber is injected in the insulating cylinder by hole for injecting glue；
Composite sheath is provided with outside the insulating cylinder, the composite sheath has the shirt rim of multiple insulation, the composite sheath both sides
Two end caps up and down are provided with, binding post is wherein provided with bottom end cover, bolt is provided with upper end cover.
2. Novel lightning arrester core group device according to claim 1, it is characterised in that：The spring attachment includes bullet
Spring, conductive strips, two-component embedding silicon rubber.
3. Novel lightning arrester core group device according to claim 1, it is characterised in that：The bolt passes through spring washer, plain cushion
Circle is connected with the upper end cover.
4. Novel lightning arrester core group device according to claim 1, it is characterised in that：The composite sheath composition material is
Silicone rubber.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720641560.4U CN206877774U (en) | 2017-06-05 | 2017-06-05 | A kind of Novel lightning arrester core group device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720641560.4U CN206877774U (en) | 2017-06-05 | 2017-06-05 | A kind of Novel lightning arrester core group device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206877774U true CN206877774U (en) | 2018-01-12 |
Family
ID=61338282
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720641560.4U Active CN206877774U (en) | 2017-06-05 | 2017-06-05 | A kind of Novel lightning arrester core group device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206877774U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113314282A (en) * | 2021-04-27 | 2021-08-27 | 国网湖南省电力有限公司 | Processing method of lightning protection device with whole through-flow performance of more than 100kA and lightning protection device |
| CN114360826A (en) * | 2021-12-03 | 2022-04-15 | 平高东芝（廊坊）避雷器有限公司 | Direct mould pressing type composite outer sleeve lightning arrester and manufacturing method thereof |
-
2017
- 2017-06-05 CN CN201720641560.4U patent/CN206877774U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113314282A (en) * | 2021-04-27 | 2021-08-27 | 国网湖南省电力有限公司 | Processing method of lightning protection device with whole through-flow performance of more than 100kA and lightning protection device |
| CN114360826A (en) * | 2021-12-03 | 2022-04-15 | 平高东芝（廊坊）避雷器有限公司 | Direct mould pressing type composite outer sleeve lightning arrester and manufacturing method thereof |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 473000 Weishi Road, Nanyang Eco-industrial Park, Henan Province Patentee after: Nanyang Zhongxiang Power Electronics Co., Ltd. Address before: 473000 Weishi Road, Nanyang Eco-industrial Park, Henan Province Patentee before: Nanyang Zhongxiang Power Electronics Co., Ltd. |
|
| CP01 | Change in the name or title of a patent holder |