CN105304231B - Composite insulator - Google Patents
Composite insulator Download PDFInfo
- Publication number
- CN105304231B CN105304231B CN201510827011.1A CN201510827011A CN105304231B CN 105304231 B CN105304231 B CN 105304231B CN 201510827011 A CN201510827011 A CN 201510827011A CN 105304231 B CN105304231 B CN 105304231B
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- hole
- metal fitting
- end metal
- crimping
- lock
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Abstract
The invention discloses a composite insulator comprising a mandril, end hardware fittings, and a middle hardware fitting. The outer side of the mandril is equipped with shed sheaths. Each end hardware fitting comprises an end hardware fitting connecting rod and an end hardware fitting sleeve connected with the end hardware fitting connecting rod. The middle hardware fitting comprises a middle hardware fitting connecting rod and a middle ring sleeve connected with the middle hardware fitting connecting rod. The shed sheaths are arranged between the middle hardware fitting and the end hardware fittings. Locking holes are disposed on the inner walls of the end hardware fitting sleeves. A locking pressure plate is arranged in the corresponding locking hole. A locking screw is arranged between each locking pressure plate and the corresponding locking hole. A groove snap ring is arranged on opening-end side of each end hardware fitting sleeve. An abutting buffer spring is arranged on the bottom wall of each groove snap ring. A fixing press-fit hole is arranged on the inner wall of the middle ring sleeve. A press-fit block is arranged in the fixing press-fit hole. Annular necks are disposed on the two-end sides of the middle ring sleeve. The composite insulator is simple in structure, improved in use stability, prolonged in service life, good in applicability, and good in practicality.
Description
Technical field
The invention belongs to insulator technology field, and in particular to a kind of composite insulator.
Background technology
With the fast development of China's electric power network technology, fuse is widely used with composite insulator, prior art
Composite insulator be mainly made up of core, end metal fitting, middle part gold utensil and umbrella sheath made by silastic material, existing skill
Art is also coated on end metal fitting and middle part gold utensil in umbrella sheath mostly, such that it is able to make composite insulator obtain longer climbing
Electrical distance and dry arcing distance, although which can meet demand, when salt water test is crossed to insulator, are easier to cause
Trace, and composite insulator produces the depth in hole of deteriorating and is also difficult to reach mandrel surface, and also umbrella sheath is also easily breakdown,
So qualification rate and the stability in use of composite insulator can be affected to a certain extent, it is difficult to meet the demand in market.
The content of the invention
In order to solve above-mentioned technical problem, the present invention is to provide that a kind of simple structure, stability in use be good and strong applicability
Composite insulator.
The technical scheme for realizing the object of the invention is a kind of composite insulator, including plug, is arranged on the plug two ends
End metal fitting and the middle part gold utensil that is arranged in the middle part of the plug, be provided with umbrella sheath, the end on the outside of the plug
Portion's gold utensil includes the end metal fitting sleeve that end metal fitting connecting rod is connected with the end metal fitting, and the middle part gold utensil includes
Middle part gold utensil connecting rod and the middle part annulus body being connected with the middle part gold utensil connecting rod, during the umbrella sheath is arranged on
Between portion's gold utensil and the end metal fitting, lock-bit hole is provided with the inwall of the end metal fitting sleeve, set in the lock-bit hole
There is lock-bit pressing plate, be provided with lock-bit screw rod between the lock-bit pressing plate and the lock-bit hole, the end metal fitting sleeve is one end
Open at one end is closed, and is provided with groove snap ring in the opening side of the end metal fitting sleeve, in the diapire of the groove snap ring
It is provided with and compresses buffer spring, be provided with fixed crimping hole on the inwall of the middle part annulus body, in the fixed crimping hole
Crimping supports block is provided with, is crimped with the fixation in the crimping supports block and be provided between hole crimping screw rod, in the middle part annulus set
Annular slot is equipped with two end side surfaces of body, crimp spring, the umbrella sheath is equipped with the diapire of the annular slot
Two ends be separately positioned in annular slot and groove snap ring.
The protection pressure hole being connected with the groove snap ring is additionally provided with the end metal fitting sleeve, in the protection pressure
Silicone rubber protective press block is provided with hole, crimping panel is provided with the outer face of the silicone rubber protective press block, and the silicone rubber is prevented
The inner face activity of shield briquetting is crimped on the lateral surface of umbrella sheath.
The sealing pressure hole being connected with annular slot is equipped with the two ends of the middle part annulus body, in the sealing pressure
Silicone rubber seal briquetting is provided with hole, pincers pressure surface plate is provided with the lateral surface of the silicone rubber seal briquetting, and the silicone rubber is close
The medial surface of envelope briquetting is pressed on the lateral surface of umbrella sheath.
It is described to protect pressure hole and sealing pressure hole to be horn-like hole and be provided with screens agnail projection in medial surface, in the pressure
Round platform dress is on junction plate and pincers pressure surface plate and is equipped with the inclination card being engaged with the screens agnail projection in lateral surface
Groove.
The fixed serration bar of occlusion is equipped with the end face of the lock-bit pressing plate and crimping supports block.
The present invention has positive effect：The simple structure of the present invention, end metal fitting and middle part gold utensil are placed in into full skirt shield
The outside of set, can effectively reduce composite insulator and occur deteriorating because electric power corrodes the probability in hole, while being also not easy trace
Or puncture, so as to improve stability in use and service life, strong applicability, practicality are good.
Description of the drawings
In order that present disclosure is more likely to be clearly understood, below according to specific embodiment and accompanying drawing is combined, it is right
The present invention is described in further detail, wherein：
Fig. 1 is the structural representation of the present invention.
Specific embodiment
(embodiment 1)
Fig. 1 shows a kind of specific embodiment of the present invention, and wherein Fig. 1 is the structural representation of the present invention.
See Fig. 1, a kind of composite insulator, including plug 1, is arranged on the end metal fitting 2 at 1 two ends of the plug and is arranged on
Middle part gold utensil 3 in the middle part of the plug 1, is provided with umbrella sheath 4 in the outside of the plug 1, and the end metal fitting 2 includes end
Gold utensil connecting rod 21, the end metal fitting sleeve 22 being connected with the end metal fitting 21, the middle part gold utensil 3 include middle part gold utensil
Connecting rod 31 and the middle part annulus body 32 being connected with the middle part gold utensil connecting rod 31, during the umbrella sheath 4 is arranged on
Between portion's gold utensil 3 and the end metal fitting 2, lock-bit hole 23 is provided with the inwall of the end metal fitting sleeve 2, in the lock-bit hole
Lock-bit pressing plate 24 is provided with 23, lock-bit screw rod 25, the end is provided between the lock-bit pressing plate 24 and the lock-bit hole 23
Gold utensil sleeve 22 is closed for one end open one end, is provided with groove snap ring 26 in the opening side of the end metal fitting sleeve 22,
Be provided with the diapire of the groove snap ring 26 and compress buffer spring 27, fixation is provided with the inwall of the middle part annulus body 32
Crimping hole 33, in the fixed crimping hole 33 is provided with crimping supports block 34, crimps hole in the crimping supports block 34 with the fixation
Crimping screw rod 35 is provided between 33, is equipped with annular slot 36, described in two end side surfaces of the middle part annulus body 32
The diapire of annular slot 36 is equipped with crimp spring 37, and the two ends of the umbrella sheath 4 are separately positioned on annular slot 36 and recessed
In groove snap ring 26.
The protection pressure hole 28 being connected with the groove snap ring 26 is additionally provided with the end metal fitting sleeve 22, described
Silicone rubber protective press block 29 is provided with protection pressure hole 28, crimping panel is provided with the outer face of the silicone rubber protective press block 29
210, the inner face activity of the silicone rubber protective press block 29 is crimped on the lateral surface of umbrella sheath 4.
The sealing pressure hole 38 being connected with annular slot 36 is equipped with the two ends of the middle part annulus body 32, described
Silicone rubber seal briquetting 39 is provided with sealing pressure hole 38, pincers pressure surface plate is provided with the lateral surface of the silicone rubber seal briquetting 39
310, the medial surface of the silicone rubber seal briquetting 39 is pressed on the lateral surface of umbrella sheath 4.
The protection pressure hole 28 and sealing pressure hole 38 are horn-like hole and are provided with screens agnail projection 5 in medial surface,
Round platform dress is on the crimping panel 210 and pincers pressure surface plate 310 and is equipped with and the screens agnail 5 phases of projection in lateral surface
The inclination draw-in groove 6 of cooperation.
Occlusion is equipped with the end face of the lock-bit pressing plate 24 and crimping supports block 34 and fixes serration bar 7.
The simple structure of the present invention, end metal fitting and middle part gold utensil are placed in into the outside of umbrella sheath, effectively can be reduced
Composite insulator occurs deteriorating because electric power corrodes the probability in hole, while being also not easy trace or having punctured, makes so as to improve
With stability and service life, strong applicability, practicality are good.
Obviously, the above embodiment of the present invention is only intended to clearly illustrate example of the present invention, and is not right
The restriction of embodiments of the present invention.For those of ordinary skill in the field, may be used also on the basis of the above description
To make other changes in different forms.There is no need to be exhaustive to all of embodiment.And these
Belong to the present invention connotation it is extended obvious change or change still fall within protection scope of the present invention.
Claims (4)
1. a kind of composite insulator, including plug, is arranged on the end metal fitting at the plug two ends and is arranged in the plug
The middle part gold utensil in portion, is provided with umbrella sheath on the outside of the plug, and the end metal fitting includes end metal fitting connecting rod and institute
State the end metal fitting sleeve that end metal fitting is connected, the middle part gold utensil include middle part gold utensil connecting rod and with the middle part gold utensil
The middle part annulus body that connecting rod is connected, the umbrella sheath are arranged between middle part gold utensil and the end metal fitting, and which is special
Levy and be：Lock-bit hole is provided with the inwall of the end metal fitting sleeve, lock-bit pressing plate is provided with the lock-bit hole, in the lock
Lock-bit screw rod is provided between position pressing plate and the lock-bit hole, and the end metal fitting sleeve is closed for one end open one end, described
The opening side of end metal fitting sleeve is provided with groove snap ring, is provided with the diapire of the groove snap ring and compresses buffer spring,
The inwall of the middle part annulus body is provided with fixed crimping hole, is provided with crimping supports block, described in the fixed crimping hole
Crimping supports block is crimped with the fixation and be provided between hole crimping screw rod, is equipped with two end side surfaces of the middle part annulus body
Annular slot, is equipped with crimp spring in the diapire of the annular slot, and the two ends of the umbrella sheath are separately positioned on annular
In draw-in groove and groove snap ring；The protection pressure hole being connected with the groove snap ring is additionally provided with the end metal fitting sleeve,
Silicone rubber protective press block is provided with the protection pressure hole, crimping panel, institute is provided with the outer face of the silicone rubber protective press block
The inner face activity for stating silicone rubber protective press block is crimped on the lateral surface of umbrella sheath.
2. composite insulator according to claim 1, it is characterised in that：It is equipped with the two ends of the middle part annulus body
The sealing pressure hole being connected with annular slot, is provided with silicone rubber seal briquetting in the sealing pressure hole, close in the silicone rubber
The lateral surface of envelope briquetting is provided with pincers pressure surface plate, and the medial surface of the silicone rubber seal briquetting is pressed on the lateral surface of umbrella sheath
On.
3. composite insulator according to claim 2, it is characterised in that：The protection pressure hole and sealing pressure hole are loudspeaker
Shape hole and to be provided with screens agnail in medial surface raised, is round platform dress and on the crimping panel and pincers pressure surface plate in lateral surface
It is equipped with the inclination draw-in groove being engaged with the screens agnail projection.
4. composite insulator according to claim 3, it is characterised in that：In the lock-bit pressing plate and the end face of crimping supports block
It is equipped with the fixed serration bar of occlusion.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510827011.1A CN105304231B (en) | 2015-11-13 | 2015-11-13 | Composite insulator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510827011.1A CN105304231B (en) | 2015-11-13 | 2015-11-13 | Composite insulator |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105304231A CN105304231A (en) | 2016-02-03 |
| CN105304231B true CN105304231B (en) | 2017-03-22 |
Family
ID=55201368
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510827011.1A Active CN105304231B (en) | 2015-11-13 | 2015-11-13 | Composite insulator |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105304231B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109036739A (en) * | 2018-08-06 | 2018-12-18 | 芜湖市凯鑫避雷器有限责任公司 | A kind of fixed structure of porcelain insulator |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2349644Y (en) * | 1998-11-05 | 1999-11-17 | 广州Mpc国际电工有限公司 | Organic composite insulator |
| RU2155408C1 (en) * | 1999-03-15 | 2000-08-27 | Закрытое акционерное общество "Завод электротехнического оборудования" | Safety cutout with open fuse link |
| CN101587764B (en) * | 2009-07-11 | 2010-12-08 | 贾传熙 | Wrist composite insulator |
| JP2011187314A (en) * | 2010-03-09 | 2011-09-22 | Fuji Electric Fa Components & Systems Co Ltd | Disconnecting fuse holder |
| CN102222553B (en) * | 2011-06-23 | 2014-01-08 | 中国电力科学研究院 | Trough-type connecting hardware fitting of sectional-type composite isolator |
| CN103794301B (en) * | 2014-02-13 | 2016-09-28 | 长园高能电气股份有限公司 | Fuse composite insulator |
-
2015
- 2015-11-13 CN CN201510827011.1A patent/CN105304231B/en active Active
Also Published As
| Publication number | Publication date |
|---|---|
| CN105304231A (en) | 2016-02-03 |
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| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
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| TR01 | Transfer of patent right |
Effective date of registration: 20191128 Address after: 317015 No.1-2 Binhai First Avenue, Toumen Port Economic Development Zone, Linhai City, Taizhou City, Zhejiang Province Patentee after: SARAH ELECTRIC CO.,LTD. Address before: 325604 Liushi Town, Zhejiang, Yueqing Tong Tong along the Zhoucun Patentee before: Zhou Haibing |
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| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20221219 Address after: No. 18, Xingbo 7th Road, Boxing Economic Development Zone, Boxing County, Binzhou City, Shandong Province, 256,500 (Chemical Industry Park) Patentee after: Boxing Xingye Fine Chemical Industry Development Co.,Ltd. Address before: No.1-2 Binhai First Avenue, Zhejiang toumengang Economic Development Zone, Linhai City, Taizhou City, Zhejiang Province, 317015 Patentee before: SARAH ELECTRIC CO.,LTD. |