CN208722655U - Insulator - Google Patents

Abstract

The utility model discloses insulators, including insulating bar, insulation umbrella cover and fitting；Insulating bar both ends are equipped with ball head；Ball head is respectively embedded into inside a fitting, and adhesive is filled between ball head and fitting；Insulation umbrella cover includes multiple gamps and multiple umbellules, and insulation umbrella cover is topmost a gamp, and the upper surface of the gamp is uniformly provided with multiple inclined ventilation holes, is equipped with multiple umbrella groups below the gamp；Each umbrella group includes multiple umbellules and a gamp, and the gamp upper surface edge of each umbrella group is equipped with protruding ring, and protruding ring is formed with recessed portion with corresponding gamp upper surface, and recessed portion is equipped with drainage hole.By the effect of insulating bar ball head, insulating bar can closely be connect with fitting, be will not fall off, and the bonding effect of adhesive is more preferable；Wind can blow to the umbrella group of its lower end by ventilation hole, and in umbrella group dirt and dust clear up, avoid dust accretions, it is antifouling more longlasting.

Description

Insulator

Technical field

The utility model relates to electric power power transmission and transforming equipment technical fields, more particularly to a kind of insulator.

Background technique

In the natural environment, the floating dust particle in various atmosphere when by insulator by the attraction of electric field force or again The effect of power and be deposited on porcelain insulator surface, and the surface of existing porcelain insulator belongs to hydrophily glaze, and surface flatness is not It is enough, surface and its easy contamination are caused, while the contour structures of existing porcelain insulator are also easy to influence air-flow in wind, usually Various flying dust are caused to be built up.These dunghills contain the ingredient of soda acid and salt, and electric conductivity is bad when dry, after meeting water dampness, Electrical conductivity with higher.When rain, snow melting, mist etc. adverse weathers when, filth keeps the dielectric strength of insulator big It is big to reduce, cause insulator flashover under normal operating voltage, causes large-area power-cuts.Existing pollution proof insulator is generally only In insulator surface layer brushing anti-fouling agent to reach anti-fouling effect, but the anti-fouling effect of anti-fouling agent is only preferable in the early stage, and insulator makes After a period of time, anti-fouling effect is significantly reduced.

Utility model content

The utility model aims to solve at least one of the technical problems existing in the prior art.For this purpose, the utility model mentions A kind of insulator, including insulating bar, insulation umbrella cover and fitting are gone out；

The insulating bar both ends are equipped with diameter greater than insulating bar diameter in spherical ball head；Insulating bar both ends it is described Ball head is respectively embedded into inside a fitting, and adhesive is filled between ball head and fitting；

The insulation umbrella cover is set in outside the insulating bar, and insulation umbrella cover includes multiple gamps and multiple umbellules, wherein The umbrella cover that insulate is topmost a gamp, and the upper surface of the gamp of the top is uniformly provided with multiple inclined ventilation holes, should Multiple umbrella groups are equipped with below the gamp of the top；Each umbrella group includes multiple umbellules and a gamp, and the gamp of each umbrella group Upper surface edge is equipped with protruding ring, and the protruding ring is formed with the recessed portion of annular, the recessed portion with corresponding gamp upper surface Equipped at least one inclined drainage hole.

Further, the ventilation hole includes the outer end being connected to gamp upper end and the inner end that is connected to gamp lower end, described The inclined round or ellipse in inner end and outer end, the minimum point of the inner end are higher than the minimum point of the outer end；The inner end Highest point be lower than the outer end highest point.By limiting the height of ventilation hole inner end and outer end, rainwater can avoid from ventilation Hole flows down, and guarantees that ventilation hole is only divulged information and obstructed rainwater.

Further, distance of the recessed portion away from the insulating bar is greater than the radius of the umbellule.

Further, the surface Tu of the gamp and umbellule is equipped with chlorinated rubber layer；The chlorinated rubber layer surface Tu is equipped with Anti-fouling agent.Since first Tu sets chlorinated rubber layer, then Tu sets anti-fouling agent, antifouling more longlasting for traditional Tu anti-fouling agent；Separately Outside, chlorinated rubber layer has excellent insulating properties and film forming, and insulating properties can be improved, and extends insulator service life.

Further, the adhesive is paste body shape ceramic tile gum.

The utility model proposes insulator insulating bar can closely be connected with fitting by the effect of insulating bar ball head It connects, will not fall off, and adhesive, under the squeezing action of ball head, bonding effect is more preferable；Since the gamp of the top is equipped with more A ventilation hole, under the action of ventilation hole, wind can blow to the umbrella group of its lower end by ventilation hole, and to the dirt and ash in umbrella group Dirt is cleared up, and dust accretions are avoided, and the anti-fouling effect for guaranteeing insulator is improved by structure, antifouling more longlasting；In addition, due to The effect of protruding ring makes gamp upper surface be formed with the recessed portion of annular, and recessed portion is equipped at least one inclined drainage hole, So as to be discharged after the dunghill of gamp upper surface being washed away using rainwater, and since discharge outlet tilts, will not only drench place Umbellule in lower section, and dunghill will not drip on umbellule thereunder, decontaminate more thorough.

Detailed description of the invention

Fig. 1 is the schematic cross-sectional view of insulator provided by the utility model；

Fig. 2 is the partial enlargement structural representation of Fig. 1；

Fig. 3 is the structural schematic diagram of the gamp of the top in Fig. 2；

Fig. 4 is the structural schematic diagram of the gamp of any umbrella group in Fig. 2；

Wherein, 1, insulating bar；2, fitting；3, ball head；4, adhesive；5, gamp；6, umbellule；7, ventilation hole；8, raised Ring；9, recessed portion；10, drainage hole.

Specific embodiment

The embodiments of the present invention are described below in detail, examples of the embodiments are shown in the accompanying drawings, wherein from beginning Same or similar element or element with the same or similar functions are indicated to same or similar label eventually.Below by ginseng The embodiment for examining attached drawing description is exemplary, and is only used for explaining the utility model, and should not be understood as to the utility model Limitation.

In the description of the present invention, it should be understood that term " center ", "upper", "lower", "front", "rear", The orientation or positional relationship of the instructions such as "left", "right", "vertical", "horizontal", "top", "bottom" "inner", "outside" is based on attached drawing institute The orientation or positional relationship shown, is merely for convenience of describing the present invention and simplifying the description, rather than indication or suggestion is signified Device or element must have a particular orientation, be constructed and operated in a specific orientation, therefore should not be understood as to this is practical Novel limitation.

In the description of the present invention, it should be noted that unless otherwise clearly defined and limited, term " is pacified Dress ", " connected ", " setting " shall be understood in a broad sense, for example, it may be being fixedly linked, being arranged, may be a detachable connection, set It sets, or is integrally connected, is arranged.For the ordinary skill in the art, it can understand that above-mentioned term exists with concrete condition Concrete meaning in the utility model.

As shown in figures 1-4, the utility model provides insulator, including insulating bar 1, insulation umbrella cover and fitting 2；

1 both ends of insulating bar are equipped with diameter greater than 1 diameter of insulating bar in spherical ball head 3；The bulb at 1 both ends of insulating bar Portion 3 is respectively embedded into inside a fitting 2, and adhesive 4 is filled between ball head 3 and fitting 2；Adhesive 4 is preferably lotion Shape ceramic tile gum.Insulating bar 1 can be made to connect more closely with fitting 2 by the structure of ball head 3.

Insulation umbrella cover is set in outside insulating bar 1, and insulation umbrella cover includes multiple gamps 5 and multiple umbellules 6, wherein insulation Umbrella cover is topmost a gamp 5, and the upper surface of the gamp 5 of the top is uniformly provided with multiple inclined ventilation holes 7, this is most Multiple umbrella groups are equipped with below the gamp 5 of upper end；Each umbrella group includes multiple umbellules 6 and a gamp 5, and the gamp of each umbrella group 5 upper surfaces edge are equipped with protruding ring 8, and protruding ring 8 is formed with the recessed portion 9 of annular, the recessed portion with corresponding 5 upper surface of gamp 9 are equipped at least one inclined drainage hole 10；The distance of the recessed portion 9 away from insulating bar 1 is greater than the radius of umbellule 6.

Ventilation hole 7 includes the outer end being connected to 5 upper end of gamp and the inner end that is connected to 5 lower end of gamp, and inner end and outer end are in Inclined round or ellipse, the minimum point of inner end are higher than the minimum point of outer end；The highest point of inner end is lower than the highest point of outer end. By limit ventilation hole 7 inner end and outer end height, can avoid rainwater flowed down from ventilation hole 7, guarantee ventilation hole 7 ventilation without Logical rainwater.

I.e. when blowing, air-flow (wind) can enter from the ventilation hole 7 of the gamp 5 of the top, and blow out downward, can be certain Amount dispels the dust in umbrella group below, can actively be decontaminated under the action of the wind using the design of this structure, Er Feichuan The passive decontamination of the stain remover of system；Since conventional insulators do not have this 7 structure of ventilation hole, even if when blowing, wind can only be from The insulated umbrella side of insulator is current, and insulated umbrella upper surface can not be by the wind-force for having a gradient, therefore, existing insulation Under the action of the wind, scavenging effect is unsatisfactory for son.

In addition, the surface Tu of gamp 5 and umbellule 6 is equipped with chlorinated rubber layer；Chlorinated rubber layer surface Tu is equipped with anti-fouling agent.By Chlorinated rubber layer is set in first Tu, then Tu sets anti-fouling agent, it is antifouling more longlasting for traditional Tu anti-fouling agent；In addition, chlorination rubber Glue-line has excellent insulating properties and film forming, and insulating properties can be improved, and extends insulator service life.

While there has been shown and described that the embodiments of the present invention, it will be understood by those skilled in the art that: These embodiments can be carried out with a variety of variations, modification, replacement in the case where not departing from the principles of the present invention and objective And modification, the scope of the utility model are defined by the claims and their equivalents.

Claims (5)

1. a kind of insulator, which is characterized in that including insulating bar, insulation umbrella cover and fitting；

The insulating bar both ends are equipped with diameter greater than insulating bar diameter in spherical ball head；The bulb at insulating bar both ends Portion is respectively embedded into inside a fitting, and adhesive is filled between ball head and fitting；

The insulation umbrella cover is set in outside the insulating bar, and insulation umbrella cover includes multiple gamps and multiple umbellules, wherein insulation Umbrella cover is topmost a gamp, and the upper surface of the gamp of the top is uniformly provided with multiple inclined ventilation holes, this is most upper Multiple umbrella groups are equipped with below the gamp at end；Each umbrella group includes multiple umbellules and a gamp, and the gamp upper end of each umbrella group Face edge is equipped with protruding ring, and the protruding ring is formed with the recessed portion of annular with corresponding gamp upper surface, which is equipped with At least one inclined drainage hole.

2. insulator according to claim 1, which is characterized in that the ventilation hole includes the outer end being connected to gamp upper end The minimum point of the inner end being connected to with gamp lower end, the inclined round or ellipse in the inner end and outer end, the inner end is high Minimum point in the outer end；The highest point of the inner end is lower than the highest point of the outer end.

3. insulator according to claim 1, which is characterized in that distance of the recessed portion away from the insulating bar is greater than institute State the radius of umbellule.

4. insulator according to claim 1, which is characterized in that the surface Tu of the gamp and umbellule is equipped with chlorinated rubber Layer；The chlorinated rubber layer surface Tu is equipped with anti-fouling agent.

5. insulator according to claim 1, which is characterized in that the adhesive is paste body shape ceramic tile gum.