CN208111211U - A kind of moisture-proof explosion-proof lightning arrester - Google Patents
A kind of moisture-proof explosion-proof lightning arrester Download PDFInfo
- Publication number
- CN208111211U CN208111211U CN201721928900.8U CN201721928900U CN208111211U CN 208111211 U CN208111211 U CN 208111211U CN 201721928900 U CN201721928900 U CN 201721928900U CN 208111211 U CN208111211 U CN 208111211U
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- CN
- China
- Prior art keywords
- upper cover
- cover body
- proof
- moisture
- cavity
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Abstract
The utility model relates to arrester technical fields, refer in particular to a kind of moisture-proof explosion-proof lightning arrester.Including upper cover body, lower cover and shell, shell, upper cover body and lower cover, which enclose, to be set to form cavity, sequentially connected top electrode, elastic component, core and lower electrode are equipped in cavity from top to bottom, top electrode is equipped with the junction block for stretching out upper cover body, junction block is detachably connected with upper cover body, the lower electrode ground connection；Core includes multi-disc zinc oxide resistance sheet, the outer surface uniform winding of multi-disc zinc oxide resistance sheet multilayer polyimide adhesive tape, be equipped with insulating bar between adjacent two layers of polyimide adhesive tape；It is equipped with strainer in cavity, desiccant is filled between strainer and cavity, lower cover is equipped with conduit, and conduit is obliquely installed.The utility model has explosion-proof performance and humidity resistance；Junction block is detachably connected with upper cover body, easy to maintenance, is conveniently replaceable junction block, to extend the service life of arrester.
Description
Technical field
The utility model relates to arrester technical fields, refer in particular to a kind of moisture-proof explosion-proof lightning arrester.
Background technique
Arrester, endangers and limits time of afterflow for protecting electrical equipment against high transient overvoltage and also often limit afterflow
A kind of electric appliance of amplitude.Currently, the working environment of arrester is complicated, it is easy the internal wetted so that arrester, substantially reducing makes
Use the service life；It is easy aging using rear arrester for a long time, and is easy to appear explosion phenomenon.
Summary of the invention
The utility model provides a kind of arrester with explosion-proof performance and humidity resistance for problem of the prior art.
The utility model adopts the following technical solution：A kind of moisture-proof explosion-proof lightning arrester, including upper cover body, lower cover and set
The shell being placed between upper cover body and lower cover, the shell, upper cover body and lower cover, which enclose, to be set to form cavity, in the cavity from
Above toward sequentially connected top electrode, elastic component, core and lower electrode is had, the top electrode is equipped with and stretches out connecing for upper cover body
Line block, the junction block are detachably connected with upper cover body, the lower electrode ground connection；The core includes the multi-disc oxygen for stacking setting
Change zinc resistor disc, the outer surface uniform winding of multi-disc zinc oxide resistance sheet multilayer polyimide adhesive tape, described in adjacent two layers
Insulating bar is equipped between Kapton Tape；It is equipped with strainer in the cavity, desiccant is filled between the strainer and cavity,
The lower cover is equipped with conduit, and the conduit is obliquely installed, and one end of the conduit is connected to desiccant, the conduit it is another
Distal process stretches out shell.
Further, the upper cover body is equipped with the accommodating hole for being installed with junction block, and the upper cover body is equipped with and protrudes into appearance
Two fasteners in hole are set, the two sides of the junction block are equipped with the groove for being installed with fastener, the fastener projection
One end of upper cover body is equipped with pull ring out, and the fastener is arranged with spring, and one end of the spring is connect with upper cover body, the bullet
The other end of spring is connect with fastener.
Further, the desiccant is neutral desiccant.
Further, the shell is equipped with several full skirts for stretching out the outer surface of shell.
Further, the surface of the full skirt is covered with organosilicon coat.
Further, the organosilicon coat with a thickness of 0.05-1.5 millimeters.
The beneficial effects of the utility model：The Kapton Tape is used to improve the explosion-proof performance of core, the strainer,
Desiccant and conduit are used for moisture absorption is carried out in cavity, so that arrester reaches with moisture-proof performance；The junction block with it is upper
Lid is detachably connected, easy to maintenance, is conveniently replaceable junction block, to extend the service life of arrester.
Detailed description of the invention
Fig. 1 is the schematic diagram of internal structure of the utility model.
Fig. 2 is the structural schematic diagram of core described in the utility model.
Fig. 3 is the cross-sectional view of upper cover body described in the utility model and junction block.
Appended drawing reference is：
1- cavity；11- top electrode；12- core；121- zinc oxide resistance sheet；122- Kapton Tape；123- insulation
Stick；13- elastic component；Electrode under 14-；15- junction block；16- strainer；17- desiccant；18- conduit；2- upper cover body；21- accommodating
Hole；22- fastener；23- groove；24- pull ring；25- spring；3- lower cover；4- shell.
Specific embodiment
For the ease of the understanding of those skilled in the art, the utility model is made below with reference to embodiment and attached drawing further
Explanation, the content that embodiment refers to not is restriction to the utility model.The utility model is carried out below in conjunction with attached drawing
Detailed description.
Shown in please referring to Fig.1 to Fig.3, a kind of moisture-proof explosion-proof lightning arrester, including upper cover body 2, lower cover 3 and be set to
Shell 4 between lid 2 and lower cover 3, the shell 4, upper cover body 2 and lower cover 3, which enclose, to be set to form cavity 1, in the cavity 1
It is equipped with sequentially connected top electrode 11, elastic component 13, core 12 and lower electrode 14 from top to bottom, the top electrode 11 is equipped with projection
The junction block 15 of upper cover body 2 out, the junction block 15 are detachably connected with upper cover body 2, and the lower electrode 14 is grounded；The core
12 include stacking the multi-disc zinc oxide resistance sheets 121 of setting, the outer surface uniform winding of multi-disc zinc oxide resistance sheet 121 multilayer
Kapton Tape 122 is equipped with insulating bar 123 between the Kapton Tape 122 of adjacent two layers；It is set in the cavity 1
There is strainer 16, desiccant 17 is filled between the strainer 16 and cavity 1, the lower cover 3 is equipped with conduit 18, the conduit 18
It is obliquely installed, one end of the conduit 18 is connected to desiccant 17, the other end of the conduit 18 and stretches out shell 4.Specifically
Ground, overvoltage are easy to cause junction block 15 to damage or scrap, and upper cover body 2 is detachably connected with junction block 15, are convenient for work
Making personnel, butted line block 15 is replaced in time, to extend the service life of arrester.The Kapton Tape 122 is used
In the explosion-proof performance for improving core 12, the insulating bar 123 is used to reinforce the intensity of core 12.When wetly in cavity 1, do
Water droplet is formed after 17 moisture absorption of drying prescription, then water droplet is expelled to outside shell 4 by conduit 18；When moisture is more and has thunder-strike current
By when, zinc oxide resistance sheet 121 generates heat, and heat drying agent 17 can effectively make cavity so that moisture evaporates in this way
Certain aridity is kept in 1, effectively extends the service life of arrester.The conduit 18 is obliquely installed, and avoids moisture poly-
Product enables moisture to be sufficiently discharged to outside shell 4 in conduit 18.The strainer 16 is convenient for the moisture in cavity 1 and does
Drying prescription 17 comes into full contact with, so that arrester has moisture-proof performance.Specifically, the desiccant 17 is solid drier
17。
It please refers to shown in Fig. 3, in the present embodiment, the upper cover body 2 is equipped with the accommodating hole 21 for being installed with junction block 15, institute
It states upper cover body 2 and is equipped with two fasteners 22 protruded into accommodating hole 21, the two sides of the junction block 15 are equipped with for being installed with
The groove 23 of fastener 22, one end that the fastener 22 stretches out upper cover body 2 are equipped with pull ring 24, and the fastener 22 is arranged with
One end of spring 25, the spring 25 is connect with upper cover body 2, and the other end of the spring 25 is connect with fastener 22.Specifically,
When needing to dismantle junction block 15 and being replaced, staff draws pull ring 24 toward the direction far from upper cover body 2, fastener 22 with
Groove 23 separates, while 25 forced compression of the spring, can be by junction block 15 when fastener 22 is kept completely separate with groove 23
It is extracted from accommodating hole 21.When needing to install junction block 15, staff draws pull ring 24 toward the direction far from upper cover body 2, and two
Away from each other, while 25 forced compression of the spring after junction block 15 is then inserted into accommodating hole 21, is unclamped and is drawn a fastener 22
Ring 24, two fasteners 22 reset under the elastic reaction of spring 25, to be clamped respectively with groove 23, thus link block
15.It is easy to maintenance in this way, it is conveniently replaceable junction block 15.
In the present embodiment, the desiccant 17 is neutral desiccant.
Refering to Figure 1, the shell 4 is equipped with several full skirts for stretching out the outer surface of shell 4 in the present embodiment
41.A possibility that distance that the full skirt 41 can increase object creeping discharge increases creep distance to reduce electric discharge；In addition
The effect that anti-filth can be improved, ensures the reliability of arrester.
In the present embodiment, the surface of the full skirt is covered with organosilicon coat.Specifically, the organosilicon coat can
Think nano-metal-oxide modified organic silicon coat either nano-titanium dioxide modified organosilicon coat.It is described organic
Silicon coat generates pollution flashover phenomenon because of full skirt surface contamination for reducing, and extends the service life of full skirt.
In the present embodiment, the organosilicon coat with a thickness of 0.05-1.5 millimeters.
The above is only the utility model preferred embodiment, is not made in any form to the utility model
Limitation, although the utility model is disclosed as above with preferred embodiment, is not intended to limit the utility model, any to be familiar with sheet
Technical professional is not departing within the scope of technical solutions of the utility model, makes when using the technology contents of the disclosure above
A little change or the equivalent embodiment for being modified to equivalent variations, but it is all without departing from the content of the technical scheme of the utility model, foundation
The utility model technology refers to any simple modification, equivalent change and modification to the above embodiments, belongs to practical
In the range of new technique scheme.
Claims (6)
1. a kind of moisture-proof explosion-proof lightning arrester, it is characterised in that：Including upper cover body (2), lower cover (3) and it is set to upper cover body
(2) shell (4) between lower cover (3), the shell (4), upper cover body (2) and lower cover (3), which enclose, to be set to form cavity (1),
Sequentially connected top electrode (11), elastic component (13), core (12) and lower electrode are equipped in the cavity (1) from top to bottom
(14), the top electrode (11), which is equipped with, stretches out the junction blocks (15) of upper cover body (2), the junction block (15) and upper cover body (2)
It is detachably connected, lower electrode (14) ground connection；The core (12) includes the multi-disc zinc oxide resistance sheet for stacking setting
(121), the outer surface uniform winding of multi-disc zinc oxide resistance sheet (121) multilayer polyimide adhesive tape (122), adjacent two layers
Insulating bar (123) are equipped between the Kapton Tape (122)；Strainer (16) are equipped in the cavity (1), the strainer
(16) desiccant (17) are filled between cavity (1), the lower cover (3) is equipped with conduit (18), conduit (18) inclination
Setting, one end of the conduit (18) are connected to desiccant (17), and the other end of the conduit (18) stretches out shell (4).
2. a kind of moisture-proof explosion-proof lightning arrester according to claim 1, it is characterised in that：The upper cover body (2) is equipped with and is used for
It is installed with the accommodating hole (21) of junction block (15), the upper cover body (2) is equipped with two fasteners protruded into accommodating hole (21)
(22), the two sides of the junction block (15) are equipped with the groove (23) for being installed with fastener (22), and the fastener (22) is prominent
The one end for stretching out upper cover body (2) is equipped with pull ring (24), and the fastener (22) is arranged with spring (25), and the one of the spring (25)
End is connect with upper cover body (2), and the other end of the spring (25) is connect with fastener (22).
3. a kind of moisture-proof explosion-proof lightning arrester according to claim 1, it is characterised in that：The desiccant (17) is neutral dry
Drying prescription.
4. a kind of moisture-proof explosion-proof lightning arrester according to claim 1, it is characterised in that：The shell (4) is equipped with and stretches out
Several full skirts (41) of the outer surface of shell (4).
5. a kind of moisture-proof explosion-proof lightning arrester according to claim 4, it is characterised in that：The surface of the full skirt has been covered with
Machine silicon coat.
6. a kind of moisture-proof explosion-proof lightning arrester according to claim 5, it is characterised in that：The thickness of the organosilicon coat
It is 0.05-1.5 millimeters.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721928900.8U CN208111211U (en) | 2017-12-30 | 2017-12-30 | A kind of moisture-proof explosion-proof lightning arrester |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721928900.8U CN208111211U (en) | 2017-12-30 | 2017-12-30 | A kind of moisture-proof explosion-proof lightning arrester |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208111211U true CN208111211U (en) | 2018-11-16 |
Family
ID=64127844
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721928900.8U Expired - Fee Related CN208111211U (en) | 2017-12-30 | 2017-12-30 | A kind of moisture-proof explosion-proof lightning arrester |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208111211U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113223792A (en) * | 2021-05-07 | 2021-08-06 | 大连法伏安电器有限公司 | High-performance lightning arrester core |
-
2017
- 2017-12-30 CN CN201721928900.8U patent/CN208111211U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113223792A (en) * | 2021-05-07 | 2021-08-06 | 大连法伏安电器有限公司 | High-performance lightning arrester core |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP03 | Change of name, title or address | ||
| CP03 | Change of name, title or address |
Address after: Liaobu Zhen Heng Keng Cun 523000 Guangdong city of Dongguan Province Patentee after: Dongguan power transmission and Transformation Engineering Construction Co., Ltd Address before: 523413 Hengxing Road, Hengkeng village, Liaobu Town, Dongguan, Guangdong, 1 Patentee before: HONG FU JIN PRECISION INDUSTRY (ShenZhen) Co.,Ltd. |
|
| 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: 20181116 Termination date: 20201230 |