CN202422874U - Toughened glass dielectric member for insulator of overhead power transmission and distribution line and insulator - Google Patents
Toughened glass dielectric member for insulator of overhead power transmission and distribution line and insulator Download PDFInfo
- Publication number
- CN202422874U CN202422874U CN2011201297750U CN201120129775U CN202422874U CN 202422874 U CN202422874 U CN 202422874U CN 2011201297750 U CN2011201297750 U CN 2011201297750U CN 201120129775 U CN201120129775 U CN 201120129775U CN 202422874 U CN202422874 U CN 202422874U
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- toughened glass
- dielectric components
- glass dielectric
- umbrella rib
- insulator
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Abstract
The utility model discloses a toughened glass dielectric member for an overhead power transmission and distribution line and an insulator. The toughened glass dielectric member comprises a head (201) and an umbrella skirt (202), wherein the umbrella skirt (202) is provided with multiple umbrella edges (203, 204, 205); and the umbrella edges (203, 204, 205) are located at the side surface of the umbrella skirt (202). The utility model overcomes the technical defects of the prior art. The toughened glass dielectric member and insulators of the utility model are applicable to the highly-polluted area and can satisfy adequate insulator leakage distance.
Description
Technical field
The utility model relates to toughened glass dielectric components and the insulator that is used for insulator, specifically, relates to the toughened glass dielectric components of the insulator that is used for built on stilts electric line.
Background technology
At present, toughened glass has been widely used as the material of the dielectric components of insulator.In the heavily contaminated environment that has dust to exist, the umbrella rib of the dielectric components full skirt of insulator below gathers dust easily, and this dust pollution is difficult for being cleaned naturally by wind and rain, and possibly cause sporadic electric insulation fault.Fig. 1 shows the dielectric components of prior art, and umbrella rib 101 is positioned at below the insulator full skirt 102 in Fig. 1.In several kinds of solutions of current existence, there is following selection can alleviate this pollution problem.
Adopt aerodynamically shaped configuration design, have the dielectric components of self-cleaning function.But this selection possibly cause in some practical applications, occurring the not enough problem of insulator leakage distance.
Employing is by the composite insulator of organic material and special dielectric components shape.But such composite insulator is difficult to monitoring, and the problem of aging of organic material also is a problem that does not solve fully at present.
Employing has the ceramic insulator of outer umbrella shape design.But the dielectric material of the type has superiority not as toughened glass with regard to safeguarding and monitoring, and therefore, is not one at a lot of regional potteries and well selects.And the exumbrella rib complex manufacturing technology of ceramic insulator, and might produce some defectives in the inside of ceramic material, in the steep wave impulse breakdown test that ceramic component itself is carried out, be very easy to find the existence of these defectives.
Therefore, need to propose a kind of new toughened glass dielectric components and comprise that the insulator of this toughened glass dielectric components solves above-mentioned technical problem of the prior art.Up to the present, attempt the outer umbrella shape insulator of toughened glass of some types, but had low leakage distance, little disk track and little mechanical rated value.
The utility model content
The purpose of an embodiment of the utility model is to provide a kind of toughened glass dielectric components that is used for the insulator of built on stilts electric line to solve above-mentioned technical problem of the prior art.
According to the first aspect of the utility model, a kind of toughened glass dielectric components that is used for the insulator of built on stilts electric line is provided, comprise head and full skirt, full skirt has a plurality of umbrella ribs, and wherein, the umbrella rib is positioned at the side of full skirt.
Preferably, full skirt comprises top umbrella rib, middle umbrella rib and bottom umbrella rib.
Preferably, top umbrella rib, middle umbrella rib and bottom umbrella rib tilt towards the bottom of toughened glass dielectric components from interior outward over there.
Preferably, the external diameter of toughened glass dielectric components is that 280mm is to 420mm.
Preferably, the toughened glass dielectric components also comprises the outward flange that is arranged near the outer edge of the bottom umbrella rib of toughened glass dielectric components bottom, and this outward flange deviates from the extension of head ground along the longitudinal axis of toughened glass dielectric components.
Preferably, for the bottom of toughened glass dielectric components, the height of outward flange is greater than the height of full skirt lower end.
Preferably, the difference in height between the height of the height of outward flange and full skirt lower end is that 1mm is to 4mm.
Preferably, the difference in height between the height of the height of outward flange and full skirt lower end is about 2mm.
Preferably, has groove between the lower end of full skirt and the outward flange.
Preferably, groove has the width of 18mm to 25mm, and the height of outward flange is that 18mm is to 25mm.
Preferably, groove has the width of about 23mm, and the height of outward flange is about 21mm.
Preferably, for the plane that the bottom of toughened glass dielectric components limits, the end face of top umbrella rib and its angle are 3 ° to 6 °, and the end face of the end face of middle umbrella rib and bottom umbrella rib and its angle are 2 ° to 5 °.
Preferably, for the plane that the bottom of toughened glass dielectric components limits, the end face of the end face of middle umbrella rib and bottom umbrella rib and its angle are respectively about 3 °.
Preferably, top umbrella rib and middle umbrella rib have essentially identical size.
Preferably, the leakage distance of dielectric components be 350mm to 720mm, and preferably 450mm to 620mm.
Preferably, spherical shape in full skirt has.
According to the second aspect of the utility model, a kind of insulator that is used for overhead distribution is provided, comprise cap, locking pin, adhesive, steel pin and aforesaid improved dielectric components.
The beneficial effect of an embodiment of the utility model is that toughened glass dielectric components of the utility model and insulator are fit to the high pollution area, satisfy the enough toughened glass dielectric components and the leakage distance of insulator simultaneously.
With reference to the detailed description of accompanying drawing to the exemplary embodiment of the utility model, it is clear that further feature of the utility model and advantage thereof will become through following.
Description of drawings
The accompanying drawing that constitutes the part of specification has been described the embodiment of the utility model, and is used to explain the principle of the utility model together with the description.
With reference to accompanying drawing, according to following detailed, can be expressly understood the utility model more, wherein:
Fig. 1 illustrates the sketch map of the insulator with dielectric components of prior art.
Fig. 2 illustrates the sketch map according to the toughened glass dielectric components that is used for insulator of an embodiment of the utility model.
Fig. 3 illustrates the sketch map according to the insulator after the assembling of an embodiment of the utility model, and this insulator comprises according to toughened glass dielectric components shown in Figure 2.
Embodiment
To describe the various exemplary embodiments of the utility model now with reference to accompanying drawing in detail.It should be noted that: only if specify in addition, otherwise the positioned opposite of parts of in these embodiment, setting forth and step, numeral expression formula and numerical value do not limit the scope of the utility model.
Below be illustrative to the description only actually of at least one exemplary embodiment, never as any restriction to the utility model and application or use.
Fig. 2 is the sketch map that illustrates according to the toughened glass dielectric components that is used for insulator of the embodiment of the utility model.
As shown in Figure 2, this toughened glass dielectric components comprises head 201 and full skirt 202, and this full skirt 202 has top umbrella rib 203, middle umbrella rib 204 and bottom umbrella rib 205, and top umbrella rib 203, middle umbrella rib 204 and bottom umbrella rib 205 are positioned at the side of full skirt 202.
The toughened glass dielectric components also comprises outward flange 206, and has groove 207 between the lower end 208 of full skirt 202 and the outward flange 206.
The external diameter of this toughened glass dielectric components be 280mm to 420mm, the mechanical strength of insulator be 70kN to 550kN, and the leakage distance of toughened glass dielectric components and insulator be 350mm to 720mm, and be preferably 450mm to 620mm.In addition, the quantity of umbrella rib with the need leakage distance and change.
The end face of top umbrella rib 203 209 tilts towards the bottom of toughened glass dielectric components from interior outward over there, for the plane that the bottom 209 the toughened glass dielectric components limits, and the end face of top umbrella rib 203 and its angle
1It is 3 ° to 6 °, to help removing rainwater.
The end face of middle umbrella rib 204 and the end face of bottom umbrella rib 205 respectively from interior outward towards bottom 209 inclinations over there of toughened glass dielectric components, the end face of middle umbrella rib 204 and the end face of bottom umbrella rib 205 and its angle
2Be 2 ° to 5 °, preferably about 3 °, to help removing rainwater.
In order in manufacturing and transportation, to prevent the curved shape of full skirt; The outer edge of umbrella rib 205 is provided with outward flange 206 in the bottom; This outward flange 206 deviates from the extension of head 201 ground along the longitudinal axis of toughened glass dielectric components; And, for the bottom 209 of toughened glass dielectric components, the height h of outward flange 206
1Height h greater than full skirt 202 lower ends
2Difference in height (h
1-h
2=Δ h) be 1mm to 4mm, and preferably about 2mm.
The height h of outward flange 206
1Be 18mm to 25mm, preferably about 21mm.
Fig. 3 is the insulator sketch map that comprises aforesaid toughened glass dielectric components that illustrates according to after the assembling of the embodiment of the utility model.
As shown in Figure 3, the insulator after the assembling comprises cast iron chapeau de fer or steel cap 301, locking pin 302, adhesive 303, steel pin 304 and toughened glass dielectric components 305.
Different with the dielectric components that below full skirt, has umbrella rib structure as shown in Figure 1, the umbrella rib is positioned at the side of the toughened glass dielectric components of the utility model, to be convenient to realize self-cleaning function.
Though specify through example some specific embodiments to the utility model, it should be appreciated by those skilled in the art that above example only is in order to describe, rather than in order to limit the scope of the utility model.It should be appreciated by those skilled in the art, can under the situation of scope that does not break away from the utility model and spirit, above embodiment be made amendment.The scope of the utility model is limited accompanying claims.
Claims (18)
1. a toughened glass dielectric components that is used for the insulator of built on stilts electric line comprises head (201) and full skirt (202), and full skirt (202) has a plurality of umbrella ribs (203; 204,205), it is characterized in that; Umbrella rib (203,204,205) is positioned at the side of full skirt (202).
2. toughened glass dielectric components according to claim 1 is characterized in that, said full skirt (202) comprises top umbrella rib (203), middle umbrella rib (204) and bottom umbrella rib (205).
3. toughened glass dielectric components according to claim 2 is characterized in that, top umbrella rib (203), middle umbrella rib (204) and bottom umbrella rib (205) tilt towards the bottom (209) of toughened glass dielectric components from interior outward over there.
4. according to claim 2 or 3 described toughened glass dielectric components, it is characterized in that the external diameter of said toughened glass dielectric components is that 280mm is to 420mm.
5. according to claim 2 or 3 described toughened glass dielectric components; It is characterized in that; The toughened glass dielectric components also comprises the outward flange (206) that is arranged near the outer edge of the bottom umbrella rib (205) of the bottom (209) of toughened glass dielectric components, and said outward flange (206) deviates from head along the longitudinal axis of toughened glass dielectric components and extends (201).
6. toughened glass dielectric components according to claim 5 is characterized in that, for the bottom (209) of toughened glass dielectric components, and the height (h of outward flange (206)
1) greater than the height (h of full skirt (202) lower end (208)
2).
7. toughened glass dielectric components according to claim 6 is characterized in that, the height (h of outward flange (206)
1) with the height (h of full skirt (202) lower end
2) between difference in height (Δ h) be that 1mm is to 4mm.
8. toughened glass dielectric components according to claim 7 is characterized in that, the height (h of outward flange (206)
1) with the height (h of full skirt (202) lower end
2) between difference in height (Δ h) be 2mm.
9. toughened glass dielectric components according to claim 5 is characterized in that, has groove (207) between the lower end (208) of full skirt (202) and the outward flange (206).
10. toughened glass dielectric components according to claim 9 is characterized in that, said groove (207) has the width (d) of 18mm to 25mm, the height (h of outward flange (206)
1) be that 18mm is to 25mm.
11. toughened glass dielectric components according to claim 10 is characterized in that, said groove (207) has the width (d) of 23mm, the height (h of outward flange (206)
1) be 21mm.
12. according to claim 2 or 3 described toughened glass dielectric components; It is characterized in that; For the plane that the bottom (209) of toughened glass dielectric components limits; The end face of top umbrella rib (203) and the angle on this plane are 3 ° to 6 °, and the angle on the end face of the end face of middle umbrella rib (204) and bottom umbrella rib (205) and this plane is 2 ° to 5 °.
13. toughened glass dielectric components according to claim 12; It is characterized in that; For the plane that the bottom (209) of toughened glass dielectric components limits, the end face of the end face of middle umbrella rib (204) and bottom umbrella rib (205) and the angle on this plane are 3 °.
14., it is characterized in that top umbrella rib (203) has identical diameter with middle umbrella rib (204) according to claim 2 or 3 described toughened glass dielectric components.
15. toughened glass dielectric components according to claim 1 is characterized in that, the leakage distance of dielectric components is that 350mm is to 720mm.
16. toughened glass dielectric components according to claim 1 is characterized in that, the leakage distance of dielectric components is that 450mm is to 620mm.
17. toughened glass dielectric components according to claim 1 is characterized in that, spherical shape in full skirt (202) has.
18. insulator that is used for overhead distribution; Comprise cap (301), locking pin (302), adhesive (303), steel pin (304) and dielectric components; It is characterized in that said insulator comprises like each described toughened glass dielectric components among the claim 1-17.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011201297750U CN202422874U (en) | 2011-04-28 | 2011-04-28 | Toughened glass dielectric member for insulator of overhead power transmission and distribution line and insulator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011201297750U CN202422874U (en) | 2011-04-28 | 2011-04-28 | Toughened glass dielectric member for insulator of overhead power transmission and distribution line and insulator |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202422874U true CN202422874U (en) | 2012-09-05 |
Family
ID=46747610
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011201297750U Expired - Lifetime CN202422874U (en) | 2011-04-28 | 2011-04-28 | Toughened glass dielectric member for insulator of overhead power transmission and distribution line and insulator |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202422874U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104616840A (en) * | 2015-02-13 | 2015-05-13 | 芜湖市凯鑫避雷器有限责任公司 | Self-cleaning multiple insulator |
| CN105355340A (en) * | 2015-10-23 | 2016-02-24 | 南京电气（集团）有限责任公司 | Glass composite insulator and manufacturing method therefor |
-
2011
- 2011-04-28 CN CN2011201297750U patent/CN202422874U/en not_active Expired - Lifetime
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104616840A (en) * | 2015-02-13 | 2015-05-13 | 芜湖市凯鑫避雷器有限责任公司 | Self-cleaning multiple insulator |
| CN105355340A (en) * | 2015-10-23 | 2016-02-24 | 南京电气（集团）有限责任公司 | Glass composite insulator and manufacturing method therefor |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term |
Granted publication date: 20120905 |
|
| CX01 | Expiry of patent term |