CN206021992U - Composite insulator for subway - Google Patents
Composite insulator for subway Download PDFInfo
- Publication number
- CN206021992U CN206021992U CN201621047304.4U CN201621047304U CN206021992U CN 206021992 U CN206021992 U CN 206021992U CN 201621047304 U CN201621047304 U CN 201621047304U CN 206021992 U CN206021992 U CN 206021992U
- Authority
- CN
- China
- Prior art keywords
- insulation
- epoxy resin
- gold utensil
- compound inslation
- subelement
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Abstract
The utility model is related to a kind of composite insulator for subway, including two groups of compound inslation subelements, is fixedly connected as an entirety by connection gold utensil, and arranges in symmetrical structure relative to the connection gold utensil between two groups of compound inslation subelements；Wherein every group compound inslation subelement includes：Epoxy resin fiberglass leading-drawing rod, plays a supporting role to the compound inslation subelement, for realizing interior insulation function, and bears mechanical load；Bolt gold utensil, positioned at one end of the epoxy resin fiberglass leading-drawing rod, is fixedly connected with the epoxy resin fiberglass leading-drawing rod by crimping mode；Insulation full skirt and sheath, are covered in the outer surface of the compound inslation subelement, in order to play exterior insulation effect.
Description
Technical field
The utility model is related to transmission line of electricity technical field, more particularly to a kind of composite insulator for subway.
Background technology
Composite insulator is a kind of special insulation control, can play an important role in overhead transmission line.In one's early years
Between insulator be used for electric pole, the one end for being slowly developed in high type high-tension bus-bar connection tower has hung the insulator of a lot of plate-likes,
It is to increase creep age distance, is generally made up of glass or pottery, is just insulator.Insulator is in overhead transmission line
Two basic roles are played, that is, is supported wire and is prevented electric current from going back to ground, the two effects must be guaranteed, and insulator should not
Due to environment and electric load condition change caused by various electromechanical stress and fail, otherwise insulator would not produce great
Effect, use and the service life of whole piece circuit will be damaged.
For especially for subway, as subway carries huge passenger traffic task daily, in order to ensure metro operation
Security, for composite insulator for subway proposes the requirement of higher standard, it is therefore desirable to which those skilled in the art develop
A kind of good reliability, safe composite insulator for subway.
Content of the invention
Main purpose of the present utility model is that further the wet tolerance of the external insulation of raising composite insulator for subway and dirt are resistance to
By performance, increase the mechanical strength of composite insulator, and improve its electric property.
It is that the utility model is employed the following technical solutions up to above-mentioned purpose：
A kind of composite insulator for subway, including two groups of compound inslation subelements, two groups of compound inslation subelements it
Between be fixedly connected as by connection gold utensil one overall, and relative to the connection gold utensil in symmetrical structure arrangement；Wherein per group multiple
Closing insulating subunit includes：
Epoxy resin fiberglass leading-drawing rod, plays a supporting role to the compound inslation subelement, interior exhausted for realizing
Edge function, and bear mechanical load；
Bolt gold utensil, positioned at one end of the epoxy resin fiberglass leading-drawing rod, with the epoxy by way of crimping
Plexiglas fiber leading-drawing rod is fixedly connected；
Insulation full skirt and sheath, are covered in the outer surface of the compound inslation subelement, in order to play exterior insulation effect.
According to the utility model proposes composite insulator for subway, wherein, the mid portion of the connection gold utensil is transversal
Face is square, described foursquare is provided centrally with through hole；The two ends cross section of the connection gold utensil is annular, is respectively used to
It is fixedly connected with the epoxy resin fiberglass leading-drawing rod of each compound inslation subelement by crimping mode.
According to the utility model proposes composite insulator for subway, wherein, described insulation full skirt include that four insulation are little
Umbrella and three insulation gamps, intert equidistant arrangement each other between the insulation gamp and insulation umbellule.
According to the utility model proposes composite insulator for subway, wherein, the insulation full skirt and sheath and the ring
It is seamless permanent connection between oxygen tree fat glass fibre leading-drawing rod, and its adhesion strength is strong more than the destruction of composite itself
Degree.
Compared with prior art, the utility model has the advantages that：
1. the utility model designs composite insulator size mixing full skirt shape according to aerodynamic principle, has improve
Effect creep age distance utilization rate, increases the dutycycle of umbrella shape, reduces full skirt surface contamination amount in operation；Incline design full skirt upper surface
Oblique angle is improving the means such as insulator self-cleaning ability, it is ensured that the wet tolerance of external insulation of composite insulator and dirty tolerance performance.
2. the equilateral compression joint technique that is connected by between leading-drawing rod in the utility model, gold utensil is completed, and eight side of module is received
Pressure is uniform by stress distribution, high mechanical strength, leading-drawing rod is damaged little.
3. product adopts one-shot forming general injection technique, the boundary between sheath and leading-drawing rod and between full skirt and sheath
Face is permanent bonding, and bonding portion is highly closely knit, without bubble and gap, it is therefore prevented that dunghill and aqueous vapor are entered, and viscous
Connect breakdown strength of the intensity more than composite itself.
4. hardware end sealing adopts the encapsulated sealing of high-temperature silicon disulfide rubber general injection, first at leading-drawing rod two ends during production
Crimping armor clamp, makes silicon rubber umbrella skirt, sheath and seals encapsulated while once completing in a mold, gold utensil end is thus greatly improved
Portion's sealing property.The encapsulated Electric Field Distribution for improving hardware end of the sealing of hardware end, eliminates the electricity of hardware end simultaneously
Dizzy, the vulcanizate of effective protection full skirt, sheath and sealing is not by high voltage electric field accelerated ageing.
5. whole composite insulator product is completed for integral one-step molding, is assembled without later-stage secondary, it is ensured that product
Uniformity and quality stability.
6. gold utensil (except coupling part is installed) is on the one hand conducive to the sealing of product also all by silicon rubber cladding design
The reliability of energy, on the other hand increased the insulation distance and creep age distance of composite insulator, improves the electricity of composite insulator
Gas performance.
Description of the drawings
Fig. 1 is the structural representation of one specific embodiment of composite insulator for subway of the present utility model；
Fig. 2 is profile of the connection gold utensil in the utility model along A-A directions.
Description of reference numerals：
10- epoxy resin fiberglass leading-drawing rods；20- bolt gold utensils；31- insulation full skirts；32- sheaths；40- connection gold
Tool；41- through holes.
Specific embodiment
Below in conjunction with the accompanying drawing in the utility model embodiment, the technical scheme in the utility model embodiment is carried out
Clearly and completely describe, it is clear that described embodiment is only a part of embodiment of the utility model, rather than whole
Embodiment.Embodiment in based on the utility model, those of ordinary skill in the art are not under the premise of creative work is paid
The every other embodiment for being obtained, belongs to the scope of the utility model protection.
Fig. 1 is referred to, is the structural representation of one specific embodiment of composite insulator for subway of the present utility model.This reality
Include two groups of compound inslation subelements with new composite insulator for subway, pass through between two groups of compound inslation subelements
Connection gold utensil 40 is fixedly connected as an entirety, and arranges in symmetrical structure relative to connection gold utensil 40；Wherein every group compound inslation
Subelement includes bolt gold utensil 20, epoxy resin fiberglass leading-drawing rod 10, silicon rubber injection full skirt 31 and sheath 32.Its middle ring
10 pairs of compound inslation subelements of oxygen tree fat glass fibre leading-drawing rod are played a supporting role, for realizing interior insulation function, and
Bear mechanical load.Bolt gold utensil 20 be located at the epoxy resin fiberglass leading-drawing rod 10 one end, by way of crimping and
Epoxy resin fiberglass leading-drawing rod 10 is fixedly connected.Insulation full skirt 31 and sheath 32 are covered in the compound inslation subelement
Outer surface, in order to play exterior insulation effect.
Wherein, silicon rubber insulation full skirt 31 includes four insulation umbellules and three insulation gamps, the insulation gamp and absolutely
Intert equidistant arrangement between edge umbellule each other.
The mid portion cross section of connection gold utensil 40 is square, described foursquare is provided centrally with through hole 41；Described
The two ends cross section of connection gold utensil 40 is annular, is respectively used to the epoxy resin with each compound inslation subelement by crimping mode
Glass fibre leading-drawing rod 10 is fixedly connected.
Also, it is nothing between insulation full skirt 31 of the present utility model and sheath 32 and epoxy resin fiberglass leading-drawing rod 10
Seam permanent connection, bonding portion are highly closely knit, without bubble and gap, it is therefore prevented that dunghill and aqueous vapor are entered, and bonding is strong
Breakdown strength of the degree more than composite itself.
Said structure is based on, the utility model can effectively improve the electric property of composite insulator for subway, it is ensured that produce
The uniformity and quality stability of product.
One of ordinary skill in the art will appreciate that：Accompanying drawing is the schematic diagram of one embodiment, module in accompanying drawing or
Flow process is not necessarily implemented necessary to the utility model.
One of ordinary skill in the art will appreciate that：The module in device in embodiment can be according to embodiment description point
It is distributed in the device of embodiment, it is also possible to carry out respective change and be disposed other than in one or more devices of the present embodiment.On
The module for stating embodiment can merge into a module, it is also possible to be further split into multiple submodule.
Finally it should be noted that：Above example only in order to the technical solution of the utility model to be described, rather than a limitation；
Although being described in detail to the utility model with reference to the foregoing embodiments, it will be understood by those within the art that：
Which still can be modified to the technical scheme described in previous embodiment, or which part technical characteristic is equal to
Replace；And these modifications or replacement, do not make the essence of appropriate technical solution depart from the utility model embodiment technical scheme
Spirit and scope.
Claims (4)
1. a kind of composite insulator for subway, it is characterised in that including two groups of compound inslation subelements, two groups of compound inslations
An entirety is fixedly connected as by connection gold utensil between subelement, and is arranged in symmetrical structure relative to the connection gold utensil；Its
In every group of compound inslation subelement include：
Epoxy resin fiberglass leading-drawing rod, plays a supporting role to the compound inslation subelement, for realizing interior insulation work(
Can, and bear mechanical load；
Bolt gold utensil, positioned at one end of the epoxy resin fiberglass leading-drawing rod, with the epoxy resin by way of crimping
Glass fibre leading-drawing rod is fixedly connected；
Insulation full skirt and sheath, are covered in the outer surface of the compound inslation subelement, in order to play exterior insulation effect.
2. composite insulator for subway according to claim 1, it is characterised in that the mid portion of the connection gold utensil is horizontal
Section is square, described foursquare is provided centrally with through hole；The two ends cross section of the connection gold utensil is annular, uses respectively
In being fixedly connected with the epoxy resin fiberglass leading-drawing rod of each compound inslation subelement by crimping mode.
3. composite insulator for subway according to claim 2, it is characterised in that the insulation full skirt includes four insulation
Umbellule and three insulation gamps, intert equidistant arrangement each other between the insulation gamp and insulation umbellule.
4. composite insulator for subway according to claim 3, it is characterised in that the insulation full skirt and sheath with described
It is seamless permanent connection between epoxy resin fiberglass leading-drawing rod, and its adhesion strength is more than the destruction of composite itself
Intensity.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621047304.4U CN206021992U (en) | 2016-09-09 | 2016-09-09 | Composite insulator for subway |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621047304.4U CN206021992U (en) | 2016-09-09 | 2016-09-09 | Composite insulator for subway |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206021992U true CN206021992U (en) | 2017-03-15 |
Family
ID=58259054
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621047304.4U Expired - Fee Related CN206021992U (en) | 2016-09-09 | 2016-09-09 | Composite insulator for subway |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206021992U (en) |
-
2016
- 2016-09-09 CN CN201621047304.4U patent/CN206021992U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20170315 |