CN202352429U - Insulator with combined barriers - Google Patents
Insulator with combined barriers Download PDFInfo
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- CN202352429U CN202352429U CN2011204927615U CN201120492761U CN202352429U CN 202352429 U CN202352429 U CN 202352429U CN 2011204927615 U CN2011204927615 U CN 2011204927615U CN 201120492761 U CN201120492761 U CN 201120492761U CN 202352429 U CN202352429 U CN 202352429U
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Abstract
The utility model relates to an insulator with combined barriers. The combined barriers are arranged on an insulation body and electrodes of the insulator, or one part of the combined barriers is mounted on the electrodes and the other part of the combined barriers is mounted on the insulation body. The combined barriers comprise general barriers and a plurality of auxiliary barriers, center holes with different inner diameters are disposed at the center of the general barriers, ring-shaped grooves in different radii for installing the auxiliary barriers are arranged on the upper surface and lower surface of the general barriers, and holes in different radii for installing the auxiliary barriers are mounted on the side of the general barriers. According to the insulator with the combined barriers, the problem that difficulties of mould manufacturing and popularization of three-element structure insulators in prior patents of the proposer is resolved, manufacture and installation of the barriers are simplified, a small number of the combined barriers can meet the requirements of insulators in different kinds, with different insulation materials and in different voltage degrees, insulation distance and creepage distance of the insulators are increased, flashover voltage, wet flashover voltage and pollution flashover voltage are increased, and the popularization of the three-element structure insulators is facilitated.
Description
Technical field
The utility model relates to the insulator that a kind of electric power system is used, and is specially a kind of insulator with the composite type barrier.
Background technology
The overwhelming majority works out of doors because of insulator, and service conditions is very abominable.The most power outage of electric power system is all relevant with the dielectric surface flashover of insulator, and the applicant be a head it off, has proposed the element theory, promptly adds barrier, with the insulating body of former insulator be connected gold utensil two elements and become element.For this reason, the applicant has the patent of " a kind of insulator that can improve external insulation electric strength " (Chinese patent number 200810197722.5), is screen, barrier down are set outside the upper and lower electrode of insulator; On the insulator of long struts insulator, long compound suspension insulator and long bushing insulator, suspension electrode is set earlier, intermediate barrier is set near suspension electrode; Outside the upper and lower electrode of insulator string, upper and lower barrier is set, intermediate barrier is established at the middle part.
Barrier is a plurality of zones with near the air the insulator surface by an original area dividing; Stop that moving charge enters into another zone from a zone; And moving charge can obtain diffusion in existing zone; Electric field strength in this zone is reduced, thereby the Electric Field Distribution in each zone is redistributed, make the in tension zone of Electric Field Distribution obtain relaxing.In addition, the space charge of barrier surface has changed the path of discharge, has strengthened the graded properties of discharge, has prolonged discharge time, and this can effectively improve the lightning protection level of insulator.
In addition; Barrier itself can also make insulator surface reduced by the part that rainwater waters, and plays the effect that improves wet flash-over voltage, and barrier itself has also increased creepage distance simultaneously; And barrier processed by organic material again, so improved the pollution flashover voltage of insulator again.Barrier is set near electrode, makes insulator just receive the interception of barrier, can improve the initial corona voltage of insulator, reduce radio interference, reduce the electric energy loss of high voltage transmission line, prolong the service life of insulator in the corona stage.
Because of this patent only is provided with barrier on the insulator between insulator two electrodes, there is limitation the aspect, installation site of barrier, can obtain bigger popularization in order to make element structure insulator in practical application,
The applicant has applied for " a kind of insulator that can improve external insulation electric strength; The barrier installation site is insulator flexibly " (one Chinese patent application number 2011103433824 and 2011204307025); The barrier installation site is extended to all sites of insulator surface outward by electrode; Be on the electrode of insulator and/or on the insulator of insulator, what make barrier is provided with place improvement more, helps element structure insulator and in practical application, can obtain bigger popularization.
Above-mentioned two patents have limitation in the manufacturing process of barrier, promptly the barrier type is various, and the insulator kind is different, and barrier is different; The insulator electrode is different, and barrier is different; Installation site on insulator is different, and barrier is different, and this popularization for Mold Making and element structure insulator has brought difficulty.
Summary of the invention
The purpose of the utility model is to above-mentioned present situation; Aim to provide a kind of insulator with the composite type barrier structure, the Mold Making of composite type barrier installation simple and easy, barrier is simple and easy and can adapt to the insulator of various variety classeses, different insulative material and different electric pressures.
The implementation of the utility model purpose is that a kind of insulator with the composite type barrier structure is provided with the composite type barrier on the insulator of insulator; Or the composite type barrier is set on the electrode of insulator; Or the part of composite type barrier is arranged on the electrode, a part is arranged on the insulator of insulator;
The composite type barrier is made up of universal barrier and several auxiliary barrier; Center at universal barrier; Be provided with the centre bore of different inner diameters, upper and lower surfaces has the annular groove of the different radii of establishing different auxiliary barriers, and there is the hole of the different radii of establishing different auxiliary barriers the side; Universal barrier is bonded by two parts.
The utility model has kept " a kind of insulator that can improve external insulation electric strength " patent all advantages of barrier has been set; Also kept " a kind of insulator that can improve external insulation electric strength; The barrier installation site is insulator flexibly " all advantages of patent; And with the making of barrier with summary is installed, can satisfy the insulator of various variety classeses, different insulative material and different electric pressures with the few composite type barrier of quantity, increased insulation distance, the creepage distance of insulator; Improve flashover voltage, wet flash-over voltage and pollution flashover voltage, help element structure insulator and in practical application, can obtain bigger popularization.
Description of drawings
Fig. 1 is the structural representation of universal barrier one,
Fig. 2 be the A-A of Fig. 1 to view,
Fig. 3 be the E-E of Fig. 1 to view,
Fig. 4 is the structural representation of universal barrier two,
Fig. 5 be the A-A of Fig. 4 to view,
Fig. 6 is for being provided with the structural representation of composite type barrier at porcelain or glass dish type suspension insulator string bottom electrode,
Fig. 7 is for being provided with the structural representation of composite type barrier at porcelain or glass dish type suspension insulator string bottom electrode,
Fig. 8 is the structural representation that the composite type barrier is set at the lead side bottom electrode of porcelain or glass dish type suspension insulator string,
Fig. 9 is near the structural representation that the composite type barrier is set the top electrode of circuit composite insulator,
Figure 10 is near the structural representation that the composite type barrier is set the bottom electrode grading ring of circuit composite insulator,
Figure 11 is near the structural representation that the composite type barrier is set the top electrode grading ring of circuit composite insulator,
Figure 12 is near the structural representation that the composite type barrier is set the upper and lower electrode of post insulator,
Figure 13 is the structural representation that a composite type barrier is set between the top electrode of post insulator and bottom electrode at least,
Figure 14 a, b are the structural representation that the composite type barrier of a circuit composite insulator minister of defense gap electric arc barrier is set between the upper/lower electrode of circuit composite insulator at least,
Embodiment
The utility model is provided with the composite type barrier on the insulator of insulator; Or the composite type barrier is set on the electrode of insulator; Or the part of composite type barrier is arranged on the electrode, a part is arranged on the insulator of insulator, and the composite type barrier is made up of universal barrier and several auxiliary barrier.For easy for installation on existing insulator, universal barrier is processed into two parts, and the scene is bonded together two parts, constitutes universal barrier.Universal barrier has 22 two kinds of universal barrier 1, universal barriers.
The utility model is detailed with reference to the accompanying drawings.
With reference to Fig. 1,2,3, universal barrier 1 is a disc, and it is bonded by two semi-discs.The upper surface of universal barrier 1 has last annular groove one 1-1 of different radii, is used to be provided with the auxiliary barrier of various different radiis; Lower surface has following annular groove one 1-2 of different radii, is used to be provided with the auxiliary barrier of various different radiis; There is the circular hole 1-3 of different radii the side, is used to be provided with the cylindrical auxiliary barrier of various different sizes; The center is provided with the centre bore 1-4 of different inner diameters, is used to cooperate the insulator of various various outer diameters.
With reference to Fig. 4,5, universal barrier 22 be shaped as straw hat shape, it is bonded by two and half straw hat shapes.The lower surface of universal barrier 2 has following annular groove two 2-2 of two different radiis at least, is used to be provided with the auxiliary barrier of various different radiis.Universal barrier two is installed on porcelain (glass) the cap and pin insulator string bottom electrode.
With reference to Fig. 6, at the ground connection side top electrode 8 of porcelain or glass dish type suspension insulator string 5 universal barrier 1 is set, on universal barrier one upper surface, among annular groove one 1-1, barrier 3-1 on two ground connection sides is set.The material of universal barrier one is an organic insulating material, and is bonding good with top electrode 8, and bonding contact-making surface is very big, has guaranteed adhesive strength.Barrier 3-1 is identical insulating material with universal barrier one on the ground connection side, so also bonding good.Setting stops leakage current barrier one 3-2 among annular groove one 1-1 on the outermost of general screen 1, stops that leakage current barrier one 3-2 is processed by conductor, can stop the leakage current that ground connection side top electrode 8 sends.Barrier 3-1 and stop that leakage current barrier one 3-2 forms insulator string ground connection side composite type barrier jointly on one, two ground connection sides of universal barrier.
With reference to Fig. 7, at the bottom electrode 9 of porcelain or glass dish type suspension insulator string 5 universal barrier 22 is set, following annular groove two 2-2 at universal barrier two lower surfaces are provided with bottom electrode barrier 3-3.The lower surface of universal barrier two has following annular groove two 2-2 of two different radiis at least; The bottom electrode barrier 3-3 of various different radiis can be set, promptly can satisfy the porcelain or the glass dish type suspension insulator string of all sizes with the mould of a cover universal barrier two.Universal barrier two is formed insulator string bottom electrode composite type barrier jointly with bottom electrode barrier 3-3.
With reference to Fig. 8, at the lead side bottom electrode 9 of porcelain or glass dish type suspension insulator string 5 universal barrier 22 is set, at following annular groove two 2-2 of universal barrier two lower surfaces, lead side bottom electrode barrier 3-4 is set.The lower surface of universal barrier two has following annular groove two 2-2 of two different radiis at least, and the lead side bottom electrode barrier 3-4 of various different vertical height can be set, the external insulation intensity of reinforced insulation.Universal barrier two is formed insulator string lead side composite type barrier jointly with lead side bottom electrode barrier 3-4.
With reference to Fig. 9, near the top electrode 8 of circuit composite insulator 6, universal barrier 1 is set, on the outermost of universal barrier, be provided with among annular groove one 1-1 and stop leakage current barrier two 3-5.On stop that leakage current barrier two 3-5 are processed by conductor, can stop the leakage current that top electrode sends.Universal barrier one with on stop that leakage current barrier two 3-5 form circuit composite insulator top electrode composite type barrier jointly.
With reference to Figure 10; Near the bottom electrode grading ring 10 of circuit composite insulator 6, universal barrier 1 is set; In following annular groove one 1-2 of universal barrier a lower surface; Bottom electrode grading ring barrier 3-7 is set, stops leakage current barrier three 3-6 under on the outermost of universal barrier one, being provided with among annular groove one 1-1.Under stop that leakage current barrier three 3-6 are processed by conductor, can stop the leakage current that bottom electrode sends.Universal barrier a lower surface has following annular groove one 1-2 of two different radiis at least, and the lower uniform pressure ring barrier 3-7 of various different radiis can be set, and promptly can satisfy the circuit composite insulator of all sizes with the mould of a cover universal barrier 1.In addition, the upper surface of universal barrier one is provided with last annular groove one 1-1 of different radii, and various auxiliary barrier can be set, the external insulation intensity of reinforced insulation.Universal barrier one, bottom electrode grading ring barrier 3-7 and under stop that leakage current barrier three 3-6 form circuit composite insulator lower uniform pressure ring composite type barrier jointly.
With reference to Figure 11, near the top electrode grading ring 11 of circuit composite insulator 6, universal barrier 1 is set, on the outermost of universal barrier one, be provided with among annular groove one 1-1 and stop leakage current barrier four 3-8.Stop that leakage current barrier four 3-8 are processed by conductor, can stop the leakage current that top electrode 8 sends.The upper surface of universal barrier one is provided with last annular groove one 1-1 of different radii, and various auxiliary barrier can be set, the external insulation intensity of reinforced insulation.Universal barrier 1 with stop that leakage current barrier four 3-8 form grading ring composite type barrier on the circuit composite insulator jointly.
With reference to Figure 12; Near the top electrode 8 of post insulator 7, universal barrier 1 is set; On universal barrier one upper surface, among the annular groove 1-1, barrier 3-10 on two pillars is set, setting stops leakage current barrier six 3-9 among annular groove one 1-1 on the outermost of universal barrier one.Stop that leakage current barrier three or five 3-9 are processed by conductor, can stop the leakage current that top electrode 8 sends.The upper surface of universal barrier one is provided with annular groove one 1-1 of different radii, and various auxiliary barrier can be set, the external insulation intensity of reinforced insulation.On one, two pillars of universal barrier barrier 3-10 with stop that leakage current barrier five 3-9 mutual group become the composite type barrier.
Near the bottom electrode 9 of post insulator 7, universal barrier 1 is set, in following annular groove one 1-2 of universal barrier a lower surface, barrier 3-11 is set down.The lower surface of universal barrier one has following annular groove one 1-2 of two different radiis at least, and barrier 3-11 under the pillar of various different radiis can be set, and promptly can satisfy the post insulator of all sizes with the mould of a cover universal barrier one.In addition, the upper surface of universal barrier one is provided with last annular groove one 1-1 of different radii, and various auxiliary barrier can be set, the external insulation intensity of reinforced insulation.Barrier 3-11 forms post insulator composite type barrier jointly under universal barrier one and the pillar.
With reference to Figure 13, between the top electrode 8 of post insulator 7 and bottom electrode 9, a pair of universal barrier 1 is set at least, on universal barrier one among annular groove 1-1 and following annular groove one 1-2, in being provided with respectively and outer auxiliary barrier 3-13 and 3-12.A pair of universal barrier one is formed the antifouling damp proof composite type barrier of post insulator jointly with inside and outside auxiliary barrier 3-13,3-12.The antifouling damp proof composite type barrier of post insulator can be installed in the long-pending easily dirty position of insulator surface, the filth that can effectively alleviate insulator, and this antifouling damp proof barrier also can be installed in the insulator of the every other kind except that post insulator.
With reference to Figure 14 a, between the top electrode 8 of circuit composite insulator and bottom electrode 9, a universal barrier 1 is set at least, in the circular hole 1-3 of universal barrier one side, an electric arc barrier 3-14 is set.Electric arc barrier 3-14 is processed by conductor, can be divided into short electric arc to long arc, improves the flashover voltage of insulator.Universal barrier one is formed the box-like barrier of circuit composite insulator minister of defense gap arc array jointly with electric arc barrier 3-14.Figure 11 b is the vertical view of circuit composite insulator minister of defense gap electric arc barrier.This minister of defense gap electric arc barrier also can be installed in the insulator of the every other kind except that the circuit composite insulator.
Claims (12)
1. the insulator with the composite type barrier structure is characterized in that on the insulator of insulator, being provided with the composite type barrier; Or the composite type barrier is set on the electrode of insulator; Or the part of composite type barrier is arranged on the electrode, a part is arranged on the insulator of insulator;
The composite type barrier is made up of universal barrier and several auxiliary barrier; Center at universal barrier; Be provided with the centre bore of different inner diameters, upper and lower surfaces has the annular groove of the different radii of establishing different auxiliary barriers, and there is the hole of the different radii of establishing different auxiliary barriers the side; Universal barrier is bonded by two parts.
2. a kind of insulator according to claim 1 with the composite type barrier structure; It is characterized in that universal barrier has two (2) two kinds of universal barrier one (1), universal barriers; Universal barrier one is a disc; The center is provided with the centre bore (1-4) of different inner diameters, universal barrier two be shaped as straw hat shape.
3. a kind of insulator according to claim 1 with the composite type barrier structure; It is characterized in that universal barrier one (1) being set at the ground connection side top electrode (8) of porcelain or glass dish type suspension insulator string (5); On universal barrier one in the annular groove one (1-1); Barrier (3-1) on two ground connection sides is set, and barrier and top electrode (8) are bonding on the ground connection side, on the outermost of universal barrier one, are provided with in the annular groove one (1-1) to stop leakage current barrier one (3-2).
4. a kind of insulator according to claim 2 with the composite type barrier structure; It is characterized in that universal barrier two (2) being set, bottom electrode barrier (3-3) is set in the annular groove two (2-1) on universal barrier two lower surfaces at the bottom electrode (9) of porcelain or glass dish type suspension insulator string (5).
5. a kind of insulator according to claim 2 with the composite type barrier structure; It is characterized in that universal barrier two (2) being set, in the following annular groove two (2-2) of universal barrier two lower surfaces, lead side bottom electrode barrier (3-4) is set at the lead side bottom electrode (9) of porcelain or glass dish type suspension insulator string (5).
6. a kind of insulator according to claim 1 with the composite type barrier structure; It is characterized in that near the top electrode (8) of circuit composite insulator (6); Universal barrier one (1) is set, on the outermost of universal barrier one, is provided with in the annular groove one (1-1) and stops leakage current barrier two (3-5).
7. a kind of insulator according to claim 1 with the composite type barrier structure; It is characterized in that near the bottom electrode grading ring (10) of circuit composite insulator (6); Universal barrier one (1) is set; In the following annular groove one (1-2) of universal barrier a lower surface, bottom electrode grading ring barrier (3-7) is set, stop leakage current barrier three (3-6) under on the outermost of universal barrier one, being provided with in the annular groove one (1-1).
8. a kind of insulator according to claim 2 with the composite type barrier structure; It is characterized in that near the top electrode grading ring (11) of circuit composite insulator (6); Universal barrier one (1) is set, and setting stops leakage current barrier four (3-8) in the annular groove one (1-1) on universal barrier one outermost.
9. a kind of insulator according to claim 1 with the composite type barrier structure; It is characterized in that near the top electrode (8) of post insulator (7), universal barrier one (1) being set; On universal barrier one upper surface in the annular groove one (1-1); Barrier (3-10) on two pillars is set, and setting stops leakage current barrier five (3-9) in the annular groove one (1-1) on the outermost of universal barrier one.
10. a kind of insulator according to claim 1 with the composite type barrier structure; It is characterized in that near the bottom electrode (9) of post insulator (7), universal barrier one (1) being set, in the following annular groove one (1-2) of universal barrier a lower surface, barrier under the pillar (3-11) is set.
11. a kind of insulator according to claim 1 with the composite type barrier structure; It is characterized in that between the top electrode (8) of post insulator (7) and bottom electrode (9), a pair of universal barrier one (1) being set at least; On universal barrier one in annular groove one (1-1) and the following annular groove one (1-2), in being provided with respectively with outer auxiliary barrier (3-13) and (3-12).
12. a kind of insulator according to claim 1 with the composite type barrier structure; It is characterized in that between the top electrode (8) of circuit composite insulator (6) and bottom electrode (9), a pair of universal barrier one (1) being set at least, in the circular hole (1-3) of universal barrier one side, an electric arc barrier (3-14) is set.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011204927615U CN202352429U (en) | 2011-12-01 | 2011-12-01 | Insulator with combined barriers |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011204927615U CN202352429U (en) | 2011-12-01 | 2011-12-01 | Insulator with combined barriers |
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| Publication Number | Publication Date |
|---|---|
| CN202352429U true CN202352429U (en) | 2012-07-25 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011204927615U Withdrawn - After Issue CN202352429U (en) | 2011-12-01 | 2011-12-01 | Insulator with combined barriers |
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| CN (1) | CN202352429U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102682934A (en) * | 2011-12-01 | 2012-09-19 | 湖北鑫德赛绝缘技术有限公司 | Insulator with combined type barrier |
| CN105870857A (en) * | 2016-05-26 | 2016-08-17 | 国网新疆电力公司乌鲁木齐供电公司 | High-pressure wall bushing of three-element structure |
| TWI623947B (en) * | 2013-03-21 | 2018-05-11 | 日本碍子股份有限公司 | Lightning arrester attaching structure in tension insulator assembly |
| CN112563886A (en) * | 2020-12-11 | 2021-03-26 | 国网湖南省电力有限公司 | Parallel combined gap lightning protection device |
-
2011
- 2011-12-01 CN CN2011204927615U patent/CN202352429U/en not_active Withdrawn - After Issue
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102682934A (en) * | 2011-12-01 | 2012-09-19 | 湖北鑫德赛绝缘技术有限公司 | Insulator with combined type barrier |
| TWI623947B (en) * | 2013-03-21 | 2018-05-11 | 日本碍子股份有限公司 | Lightning arrester attaching structure in tension insulator assembly |
| CN105870857A (en) * | 2016-05-26 | 2016-08-17 | 国网新疆电力公司乌鲁木齐供电公司 | High-pressure wall bushing of three-element structure |
| CN112563886A (en) * | 2020-12-11 | 2021-03-26 | 国网湖南省电力有限公司 | Parallel combined gap lightning protection device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20120725 Effective date of abandoning: 20140122 |
|
| RGAV | Abandon patent right to avoid regrant |