CN203479671U - Natural pollutant sediment evaluating field for insulator - Google Patents
Natural pollutant sediment evaluating field for insulator Download PDFInfo
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- CN203479671U CN203479671U CN201320422357.XU CN201320422357U CN203479671U CN 203479671 U CN203479671 U CN 203479671U CN 201320422357 U CN201320422357 U CN 201320422357U CN 203479671 U CN203479671 U CN 203479671U
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Abstract
The utility model provides a natural pollutant sediment evaluating field for an insulator. The natural pollutant sediment evaluating field is formed by splicing of two rectangular solids formed by door-shaped rod towers, wherein a framework shaped like Chinese character 'ri' is arranged on the top surface of the natural pollutant sediment evaluating field; three parallel door-shaped rod towers in the framework shaped like a Chinese character ri are electrified evaluating frameworks, and the other four door-shaped rod towers are insulated evaluating frameworks. According to the natural pollutant sediment evaluating field, multi-form insulators can be hung on the framework; by regulating the positions and string lengths of hanging points and regulating V-string included angles, the natural pollutant sediment evaluating field can be used for carrying out experimental study on the electrified or uncharged pollutant sediment properties of the insulators in different voltage grades after being electrified, so that a research method for sampling the insulators working in a power grid is changed, the researching range is wide, and a researching result has an important significance on the improvement of the reliability and the economy of the electric power supply.
Description
Technical field
The utility model belongs to field of power, is specifically related to the examination of insulator nature contamination.
Background technology
The aerial insulator surface of long term exposure can deposit dunghill, under the wet weathers such as snow, mist, drizzle, in dunghill, soluble salts will be dissolved in water, and there is electric conductivity, reduce the dielectric strength of insulator, even can there is pollution flashover and cause electric power supply to be interrupted, have a strong impact on commercial production and daily life.Under certain environmental baseline, insulator material, pattern and serial type have significant impact to dunghill at the deposition of insulator surface, therefore carry out unlike material (porcelain, glass and compound etc.), different umbrella shape (common, bell jar, two umbrella, three umbrellas), different serial types (I string, two I strings, the V string of different angles, the rule of insulator nature contamination strain insulator-string), according to contamination rule, carry out line insulator configuration, to reducing the generation of pollution flashover accident, improve electric power supply reliability and economy and have great importance.
Existing insulator nature contamination characteristic research method, for choosing outdoor dissimilar environment point, is arranged on insulator in high-voltage fence; After 3～5 years, after being had a power failure, again insulator is taken off from high-voltage fence high-voltage fence, and pollution severity of insulators is gathered and measured, carry out insulator nature contamination characteristic research.Because transmission line of electricity is different by way of area surroundings, be difficult to carry out the insulator contamination comparison under equivalent environment, and will carry out various unlike materials, pattern, the insulator contamination comparison of serial type, sampled point is many, and workload is large, takes time and effort.
Utility model content
For the deficiencies in the prior art, the utility model proposes the examination of a kind of insulator nature contamination, for studying unlike material, different types, the test of natural contamination rule examination in the insulator charged or not charged situation of different serial types.
The insulator nature contamination examination the utility model proposes, its improvements are, and described examination field is that two rectangular parallelepipeds that consist of H-frame pole tower are put together, and its end face is the framework of " day " font;
Wherein, in the framework that end face is " day " font, three parallel H-frame pole towers are charged examination framework, and all the other four H-frame pole towers are not charged examination framework.
Wherein, the framework that described H-frame pole tower is combined into forms by angle steel, on each limit on its framework, is equipped with a row for the hanging point of suspension insulator string.
Wherein, described not charged examination framework hangs the simply connected pendulous string isolator of at least 7 strings, and its structure is:
One end of simply connected pendulous string isolator is hung on the top of H-frame pole tower side by side, and the other end is hung on the steel wire connecting between two limits.
Wherein, the structure of described charged examination framework suspension insulator string is respectively:
The both sides of H-frame pole tower hang disc type strain insulator-string insulator, between disc type strain insulator-string, by wire, be communicated with, and under cause the cable on described support insulator; The top of H-frame pole tower hangs V-type pendulous string isolator and two I pendulous string isolator, and V-type pendulous string isolator is connected with described cable by T-shaped wire clamp with guide line under two I pendulous string isolators; The V-type pendulous string isolator angle number of degrees are according to test needs, by regulating hanging point position and string progress row to regulate;
The compound strain insulator-string insulator of two side suspensions of H-frame pole tower, is communicated with by wire between compound strain insulator-string insulator, and under cause the cable on described support insulator; The top of H-frame pole tower hangs the V-type pendulous string isolator of at least two, and under V-type pendulous string isolator, guide line is connected with described cable by T-shaped wire clamp; The V-type pendulous string isolator angle number of degrees are according to test needs, by regulating hanging point position and string progress row to regulate; Or
The compound strain insulator-string insulator of two side suspensions of H-frame pole tower, is communicated with by wire between compound strain insulator-string insulator, and under cause the cable on described support insulator; The top of H-frame pole tower hangs the simply connected pendulous string isolator of at least five, and under simply connected pendulous string isolator, guide line is connected with described cable by T-shaped wire clamp.
Wherein, the width of three H-frame pole towers of charged examination framework is 21.2m, and it is highly 19.5m; The width of four H-frame pole towers of not charged examination framework is 10m, and it is highly 19.5m.
Compared with the prior art, the beneficial effects of the utility model are:
Natural contamination examination of the present utility model, can realize single I string, two I strings, the suspension of single V string and strain insulator-string insulator, by regulating hanging point position and string long, carry out the adjustment of V string angle, set up high-voltage power supply to be connected with examination insulator, can carry out the insulator charged of 1000kV and following electric pressure or the not experimental study of charged contamination accumulation characteristics, changed the research method that operation of power networks insulator is sampled, research range is wide, and its achievement in research has great importance to improving electric power supply reliability and economy.
The utility model can be used in research insulator material, umbrella shape, and the rule that affects on insulator nature contamination accumulation characteristics such as serial type, has changed the research method that operation of power networks insulator is sampled, and has greatly alleviated workload, has promoted efficiency.
Accompanying drawing explanation
The natural contamination that Fig. 1 provides for the utility model is examined the vertical view of field.In figure, the not charged examination framework of 4-7 for being formed by H-frame pole tower, the charged examination framework of 8-10 for being formed by H-frame pole tower.
The structural representation of the H-frame pole tower 4 that Fig. 2 provides for the utility model.In figure, 4 is the top of H-frame pole tower, and 11,12 is two limits of H-frame pole tower, and 13 is insulator chain; 14 is steel wire.
The structural representation of the H-frame pole tower 8 that Fig. 3 provides for the utility model.In figure, 8 is the top of H-frame pole tower, and 15,16 is two limits of H-frame pole tower, and 17 is V-type insulator chain, and 18 is two I strings, and 19 is strain insulator-string.
The structural representation of the H-frame pole tower 9 that Fig. 4 provides for the utility model.In figure, 9 is the top of H-frame pole tower, and 20,21 is two limits of H-frame pole tower, and 22 is V-type string, and 23 is strain insulator-string.
The structural representation of the H-frame pole tower 10 that Fig. 5 provides for the utility model.In figure, 10 is the top of H-frame pole tower, and 24,25 is two limits of H-frame pole tower, and 26 is simply connected suspension string, and 27 is strain insulator-string.
The natural contamination that adds transformer that Fig. 6 provides for the utility model is examined the vertical view of field.In figure, 1 is adjustable transformer, and 2 is capacitive divider, and 3 is support insulator.
Embodiment
Below in conjunction with accompanying drawing, embodiment of the present utility model is described in further detail.
The insulator nature contamination examination that the present embodiment proposes, as shown in Figure 1, natural contamination examination is that two rectangular parallelepipeds that consist of H-frame pole tower are put together to its vertical view, its end face is the framework of " day " font; End face is three H-frame pole towers parallel in the framework of " day " font, be that H-frame pole tower 8, H-frame pole tower 9 and H-frame pole tower 10 are charged examination framework, be used for carrying out insulator charged contamination test, all the other four H-frame pole towers, be that H-frame pole tower 4, H-frame pole tower 5, H-frame pole tower 6 and H-frame pole tower 7 are not charged examination framework, for carrying out the not charged contamination test of insulator.Wherein, the width of H-frame pole tower 8, H-frame pole tower 9 and H-frame pole tower 10 is 21.2m, and it is highly 19.5m; The width of H-frame pole tower 4, H-frame pole tower 5, H-frame pole tower 6 and H-frame pole tower 7 is 10m, and it is highly 19.5m.The height of all H-frame pole towers is all higher than the height of support insulator 3, and higher than the height of the cable setting up on support insulator 3.
When the present embodiment carries out the not charged contamination test of insulator, by insulator chain being hung on H-frame pole tower 4, H-frame pole tower 5, H-frame pole tower 6 or H-frame pole tower 7, realize, because its structure is identical, the present embodiment describes by the not charged contamination test of 4 pairs of insulators of H-frame pole tower, as shown in Figure 2, concrete structure is as follows for its structural representation:
One end of the simply connected pendulous string isolator 13 of at least 7 strings is hung on the hanging point of H-frame pole tower 4 side by side, and insulator is not charged herein, and the other end is hung on the steel wire 14 connecting between two limits 11,12, the significantly swing of having avoided wind-force to cause.
When the present embodiment carries out insulator charged contamination test, insulator chain is hung on H-frame pole tower 8, H-frame pole tower 9 or H-frame pole tower 10 and realized, the present embodiment describes by hanging multi-form insulator chain on opposite house type shaft tower 8, H-frame pole tower 9 and H-frame pole tower 10, its structure is respectively as shown in Figure 3-Figure 5, specific as follows:
As shown in Figure 3, two limits of H-frame pole tower 8 15,16 hang disc type strain insulator-string insulators 19, between disc type strain insulator-string 19, by wire, be communicated with, and under cause the cable on described support insulator 3; The top of H-frame pole tower 8 hangs V-type pendulous string isolator 17 and two I pendulous string isolator 18, and V-type pendulous string isolator 17 is connected with cable by T-shaped wire clamp with two 18 times guide lines of I pendulous string isolator; The V-type pendulous string isolator 17 angle number of degrees are according to test needs, by regulating hanging point position and string progress row to regulate.
As shown in Figure 4, two limits of H-frame pole tower 9 20,21 hang compound strain insulator-string insulator 23, between compound strain insulator-string insulator 23, by wire, be communicated with, and under cause the cable on support insulator 3; The top of H-frame pole tower 9 hangs the V-type pendulous string isolator 22 of at least two, and 22 times guide lines of V-type pendulous string isolator are connected with cable by T-shaped wire clamp; The V-type pendulous string isolator 22 angle number of degrees are according to test needs, by regulating hanging point position and string progress row to regulate.
As shown in Figure 5, two limits of H-frame pole tower 10 24,25 hang compound strain insulator-string insulator 27, between compound strain insulator-string insulator 27, by wire, be communicated with, and under cause the cable on described support insulator; The top of H-frame pole tower 10 hangs the simply connected pendulous string isolator 26 of at least five, and under simply connected pendulous string isolator, guide line is connected with described cable by T-shaped wire clamp.
The H-frame pole tower of the present embodiment, forms by angle steel, can adopt the mode of angle steel welding is fixed, and is similar to the tower structure in daily life.
When testing, need to switch on to above-mentioned framework, the present embodiment is introduced adjustable transformer 1, capacitive divider 2 and support insulator 3 and is realized.
First, the below of natural contamination examination field arranges row's support insulator 3 in equally spaced mode, and support insulator upper end is provided with hack lever, for supporting the cable being connected with capacitive divider 2; Capacitive divider 2 is connected with adjustable transformer 1 again, for exporting high pressure, and passes to charged examination framework.Its structure as shown in Figure 6.
While carrying out the test of insulator artificial contamination, adjustable transformer 3 is supplied with the high voltage of charged examination framework, be wired on the insulator chain of three charged examination frameworks, wire effectively supports by support insulator, capacitive divider 3 detects the voltage of adjustable transformer 1 output, transmission voltage signal arrives pulpit, carries out reading and record of voltage.Not charged framework carries out nature contamination, can contrast with charged framework insulator contamination.
Examination field energy of the present utility model is enough carried out 4 kinds of different serial types (single I, two I, V string and strain insulator-string) the insulator natural contamination characteristic research of insulator under two kinds of operating modes (charged and not charged), research range is wide, and carry out in same test site, greatly reduce workload, improved test efficiency.
Finally should be noted that: above embodiment is only in order to illustrate that the technical solution of the utility model is not intended to limit, although the utility model is had been described in detail with reference to above-described embodiment, those of ordinary skill in the field are to be understood that: still can modify or be equal to replacement embodiment of the present utility model, and do not depart from any modification of the utility model spirit and scope or be equal to replacement, it all should be encompassed in the middle of claim scope of the present utility model.
Claims (5)
1. insulator nature contamination examination, is characterized in that, described examination is that two rectangular parallelepipeds that consist of H-frame pole tower are put together, and its end face is the framework of " day " font;
Wherein, in the framework that end face is " day " font, three parallel H-frame pole towers are charged examination framework, and all the other four H-frame pole towers are not charged examination framework.
2. examination as claimed in claim 1, is characterized in that, the framework that described H-frame pole tower is combined into forms by angle steel, on each limit on its framework, is equipped with a row for the hanging point of suspension insulator string.
3. examination as claimed in claim 2, is characterized in that, described not charged examination framework hangs the simply connected pendulous string isolator of at least 7 strings, and its structure is:
One end of simply connected pendulous string isolator is hung on the top of H-frame pole tower side by side, and the other end is hung on the steel wire connecting between two limits.
4. examination as claimed in claim 2, is characterized in that, the structure of described charged examination framework suspension insulator string is respectively:
The both sides of H-frame pole tower hang disc type strain insulator-string insulator, between disc type strain insulator-string, by wire, be communicated with, and under cause the cable on support insulator; The top of H-frame pole tower hangs V-type pendulous string isolator and two I pendulous string isolator, and V-type pendulous string isolator is connected with described cable by T-shaped wire clamp with guide line under two I pendulous string isolators; The V-type pendulous string isolator angle number of degrees are according to test needs, by regulating hanging point position and string progress row to regulate;
The compound strain insulator-string insulator of two side suspensions of H-frame pole tower, is communicated with by wire between compound strain insulator-string insulator, and under cause the cable on support insulator; The top of H-frame pole tower hangs the V-type pendulous string isolator of at least two, and under V-type pendulous string isolator, guide line is connected with described cable by T-shaped wire clamp; The V-type pendulous string isolator angle number of degrees are according to test needs, by regulating hanging point position and string progress row to regulate; Or
The compound strain insulator-string insulator of two side suspensions of H-frame pole tower, is communicated with by wire between compound strain insulator-string insulator, and under cause the cable on support insulator; The top of H-frame pole tower hangs the simply connected pendulous string isolator of at least five, and under simply connected pendulous string isolator, guide line is connected with described cable by T-shaped wire clamp.
5. examination as claimed in claim 1, is characterized in that, the width of three H-frame pole towers of charged examination framework is 21.2m, and it is highly 19.5m;
The width of four H-frame pole towers of not charged examination framework is 10m, and it is highly 19.5m.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320422357.XU CN203479671U (en) | 2013-07-15 | 2013-07-15 | Natural pollutant sediment evaluating field for insulator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320422357.XU CN203479671U (en) | 2013-07-15 | 2013-07-15 | Natural pollutant sediment evaluating field for insulator |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203479671U true CN203479671U (en) | 2014-03-12 |
Family
ID=50227982
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320422357.XU Expired - Lifetime CN203479671U (en) | 2013-07-15 | 2013-07-15 | Natural pollutant sediment evaluating field for insulator |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203479671U (en) |
-
2013
- 2013-07-15 CN CN201320422357.XU patent/CN203479671U/en not_active Expired - Lifetime
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term |
Granted publication date: 20140312 |
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| CX01 | Expiry of patent term |