CN204537779U - Miniature lightning-proof insulator - Google Patents
Miniature lightning-proof insulator Download PDFInfo
- Publication number
- CN204537779U CN204537779U CN201520146990.XU CN201520146990U CN204537779U CN 204537779 U CN204537779 U CN 204537779U CN 201520146990 U CN201520146990 U CN 201520146990U CN 204537779 U CN204537779 U CN 204537779U
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- CN
- China
- Prior art keywords
- lightning
- threaded post
- miniature
- arrest frame
- insulating body
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- 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 kind of insulator, relate to a kind of Miniature lightning-proof insulator in particular, insulating body one side of this Miniature lightning-proof insulator is drilled with a cylindrical string holes, the center, another side of insulating body is provided with the groove of a circle rectangle, a lightning-arrest frame is inlaid with in groove, lightning-arrest frame bottom symmetrical is provided with two steel pin, each steel foot bottom is equipped with a hemisphere projection, hemisphere projection bottom is provided with threaded post, two threaded post are all furnished with a nut with matching, by threaded post and nut, this Miniature lightning-proof insulator is fixed on the installing hole of electric pole, by electric wire through string holes, electric wire and electric pole are insulated, lightning-arrest frame is connected with electric pole stable electrical, when thunder and lightning splits middle insulator, electric current is by lightning-arrest frame and electric pole and formation loop, ground, electric current flows to underground, can effectively avoid thunder and lightning to the destruction of electric pole and electric wire.
Description
Technical field
The utility model relates to a kind of insulator, relates to a kind of Miniature lightning-proof insulator in particular.
Background technology
Insulator is used to support and fixing bus and energized conductor and makes between energized conductor or have enough Distance geometry to insulate between conductor and the earth, in one's early years, insulator is used for electric pole, slowly develop and hung the insulator of a lot of plate-like in one end of high type high-tension bus-bar connection tower, it is made up of glass or pottery usually in order to increase creepage distance.
The insulator for electric pole common does not at present have lightning protection function mostly, and thunder and lightning often causes destructive destruction to insulator, gently then electric wire power-off, heavy then be short-circuited, and causes fire incident.
Summary of the invention
The technical problem that the utility model mainly solves is to provide a kind of Miniature lightning-proof insulator, by take shelter from the thunder in insulator top design frame and earth surface, solves the defect that existing insulator cannot be taken shelter from the thunder.
For solving the problems of the technologies described above, the utility model relates to a kind of insulator, relate to a kind of Miniature lightning-proof insulator in particular, comprise the insulating body of a four-prism shape, insulating body is manufactured by ceramic material, and insulating body one side is drilled with a cylindrical string holes, and string holes is through hole, and the diameter of string holes is between 16-20 ㎜, the center, another side of insulating body is provided with the groove of a circle rectangle.
A lightning-arrest frame is inlaid with in groove, lightning-arrest frame and groove interference fit, lightning-arrest frame bottom symmetrical is provided with two steel pin, each steel foot bottom is equipped with a hemisphere projection, and hemisphere projection is hemisphere, and cambered surface is arranged upward, two hemispheres projection lower flat center is equipped with a threaded post, threaded post has attacked convex thread, and described lightning-arrest frame and two steel pin, hemisphere projection, threaded post are monolithic construction, and two threaded post are all furnished with a nut with matching.
As the further optimization of the technical program, described in the utility model Miniature lightning-proof insulator, lightning-arrest frame, steel pin, hemisphere projection, threaded post are by structural steel manufacture, and surface is coated with one deck copper alloy.
As the further optimization of the technical program, described in the utility model Miniature lightning-proof insulator, lightning-arrest frame equals 1/3rd of insulating body width around the width of dielectric body portion.
As the further optimization of the technical program, described in the utility model Miniature lightning-proof insulator, the distance of the lightning-arrest frame of string holes distance periphery is greater than 50 ㎜.
As the further optimization of the technical program, the diameter of hemisphere projection 12-16 ㎜ larger than the diameter of threaded post described in the utility model Miniature lightning-proof insulator.
The beneficial effect of a kind of Miniature lightning-proof of the utility model insulator is: insulating body one side of this Miniature lightning-proof insulator is drilled with a cylindrical string holes, the center, another side of insulating body is provided with the groove of a circle rectangle, a lightning-arrest frame is inlaid with in groove, lightning-arrest frame bottom symmetrical is provided with two steel pin, each steel foot bottom is equipped with a hemisphere projection, two hemispheres projection lower flat center is equipped with a threaded post, two threaded post are all furnished with a nut with matching, by threaded post and nut, this Miniature lightning-proof insulator is fixed on the installing hole of electric pole, by electric wire through string holes, insulate with electric pole, lightning-arrest frame is connected with electric pole stable electrical, when thunder and lightning splits middle insulator, electric current is by lightning-arrest frame and electric pole and formation loop, ground, electric current flows to underground, can effectively avoid thunder and lightning to the destruction of electric pole and electric wire.
Accompanying drawing explanation
Below in conjunction with accompanying drawing and specific implementation method, the utility model is described in more detail.
Fig. 1 is the structure cutaway view of a kind of Miniature lightning-proof insulator of the utility model;
Fig. 2 is the end view of a kind of Miniature lightning-proof insulator of the utility model.
In figure: insulating body 1; Lightning-arrest frame 2; String holes 3; Groove 4; Steel pin 5; Hemisphere projection 6; Threaded post 7; Nut 8.
Embodiment
In Fig. 1,2: the utility model relates to a kind of insulator, relate to a kind of Miniature lightning-proof insulator in particular, this Miniature lightning-proof insulator comprises the insulating body 1 of a four-prism shape, insulating body 1 is manufactured by ceramic material, low cost and good insulation preformance, insulating body 1 one side is drilled with a cylindrical string holes 3, string holes 3 is through hole, and the diameter of string holes 3 is between 16-20 ㎜, be applicable to most transmission of electricity electric wire, the center, another side of insulating body 1 is provided with the groove 4 of a circle rectangle.
A lightning-arrest frame 2 is inlaid with in groove 4, lightning-arrest frame 2 and groove 4 interference fit, lightning-arrest frame 2 bottom symmetrical is provided with two steel pin 5, a hemisphere projection 6 is equipped with bottom each steel pin 5, hemisphere projection 6 is in hemisphere, and cambered surface is arranged upward, two hemispheres projection 6 lower flat center is equipped with a threaded post 7, threaded post 7 has attacked convex thread, described lightning-arrest frame 2 and two steel pin 5, hemisphere projection 6, threaded post 7 is monolithic construction, two threaded post 7 are all furnished with a nut 8 with matching, by threaded post 7 and nut 8, this Miniature lightning-proof insulator is fixed on the installing hole of electric pole, easy accessibility.
Lightning-arrest frame 2, steel pin 5, hemisphere projection 6, threaded post 7 are by structural steel manufacture, and surface is coated with one deck copper alloy, low cost, and conduct electricity very well, and resistance to corrosion is strong.
Lightning-arrest frame 2 equals 1/3rd of insulating body 1 width around the width of insulating body 1 part, string holes 3 is greater than 50 ㎜ apart from the distance of the lightning-arrest frame 2 of periphery, can ensure that electric wire can effectively insulate after passing string holes 3, the diameter 12-16 ㎜ larger than the diameter of threaded post 7 of hemisphere projection 6, can stablize and be fixed on electric pole installing hole by this Miniature lightning-proof insulator.
During use, by electric wire through string holes 3, electric wire and electric pole are insulated, lightning-arrest frame 2 is connected with electric pole stable electrical, when during thunder and lightning is split during this Miniature lightning-proof insulator, electric current is by lightning-arrest frame 2 and electric pole and formation loop, ground, and electric current flows to underground, can effectively avoid thunder and lightning to the destruction of electric pole and electric wire
Certainly; above-mentioned explanation is not limitation of the utility model; the utility model is also not limited only to above-mentioned citing, the change that those skilled in the art make in essential scope of the present utility model, remodeling, interpolation or replacement, also belongs to protection range of the present utility model.
Claims (5)
1. a Miniature lightning-proof insulator, it is characterized in that: described Miniature lightning-proof insulator comprises the insulating body (1) of a four-prism shape, insulating body (1) is manufactured by ceramic material, and insulating body (1) side is drilled with a cylindrical string holes (3), string holes (3) is through hole, and the diameter of string holes (3) is between 16-20 ㎜, the center, another side of insulating body (1) is provided with the groove (4) of a circle rectangle, a lightning-arrest frame (2) is inlaid with in groove (4), lightning-arrest frame (2) and groove (4) interference fit, lightning-arrest frame (2) bottom symmetrical is provided with two steel pin (5), each steel pin (5) bottom is equipped with a hemisphere projection (6), hemisphere projection (6) is in hemisphere, and cambered surface is arranged upward, two hemispheres projection (6) lower flat center is equipped with a threaded post (7), (7) have attacked convex thread to threaded post, described lightning-arrest frame (2) and two steel pin (5), hemisphere projection (6), threaded post (7) is monolithic construction, two threaded post (7) are all furnished with a nut with matching (8).
2. Miniature lightning-proof insulator according to claim 1, it is characterized in that: described lightning-arrest frame (2), steel pin (5), hemisphere projection (6), threaded post (7) are by structural steel manufacture, and surface is coated with one deck copper alloy.
3. Miniature lightning-proof insulator according to claim 1, is characterized in that: described lightning-arrest frame (2) equals 1/3rd of insulating body (1) width around the width of insulating body (1) part.
4. Miniature lightning-proof insulator according to claim 1, is characterized in that: the distance of the lightning-arrest frame (2) of described string holes (3) distance periphery is greater than 50 ㎜.
5. Miniature lightning-proof insulator according to claim 1, is characterized in that: the diameter 12-16 ㎜ larger than the diameter of threaded post (7) of described hemisphere projection (6).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520146990.XU CN204537779U (en) | 2015-03-15 | 2015-03-15 | Miniature lightning-proof insulator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520146990.XU CN204537779U (en) | 2015-03-15 | 2015-03-15 | Miniature lightning-proof insulator |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204537779U true CN204537779U (en) | 2015-08-05 |
Family
ID=53751751
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520146990.XU Expired - Fee Related CN204537779U (en) | 2015-03-15 | 2015-03-15 | Miniature lightning-proof insulator |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204537779U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106816236A (en) * | 2017-03-16 | 2017-06-09 | 河南鑫海电力设备有限公司 | A kind of installed part of many mounting bar insulators |
-
2015
- 2015-03-15 CN CN201520146990.XU patent/CN204537779U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106816236A (en) * | 2017-03-16 | 2017-06-09 | 河南鑫海电力设备有限公司 | A kind of installed part of many mounting bar insulators |
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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 |
Granted publication date: 20150805 Termination date: 20160315 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |