CN207233474U - A kind of subway tunnel stick type ceramic insulator - Google Patents
A kind of subway tunnel stick type ceramic insulator Download PDFInfo
- Publication number
- CN207233474U CN207233474U CN201721192496.2U CN201721192496U CN207233474U CN 207233474 U CN207233474 U CN 207233474U CN 201721192496 U CN201721192496 U CN 201721192496U CN 207233474 U CN207233474 U CN 207233474U
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- porcelain piece
- circular groove
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Abstract
The utility model discloses a kind of subway tunnel stick type ceramic insulator, including upper annex, porcelain piece, cement glue, gasket and lower annex, in the circular groove that the upper annex of one end insertion of the porcelain piece opens up, gasket is equipped with the contact surface for the circular groove end face that the end face of the porcelain piece is opened up with upper annex, cement glue is equipped between the circular groove end face that porcelain piece and upper annex open up, the one end of porcelain piece away from upper annex is inserted into the circular groove that lower annex opens up.The utility model subway tunnel stick type ceramic insulator, porcelain piece is using the excellent umbrella skirt construction of anti-pollution characteristic and the solid porcelain body that can not puncture, porcelain piece insulator body bar footpath is small, strength of materials utilization rate is high, product structure is more rational, contour structures are designed using advanced full skirt resistant, it is ensured that such insulator is suitable for different contaminated areas, substantially increases the safety and reliability of China's subway contact network operation.
Description
Technical field
It the utility model is related to subway contact net technical field, especially a kind of subway tunnel stick type ceramic insulator.
Background technology
At present, subway mileage in China's is more and more, and high voltage power supply is a kind of essential power source, and subway contact net
The insulator of middle traction line insulation and fixed conducting wire is also widely used, this structural insulation among contact web frame with
The cantilever structure such as bracket pipe part forms cantilever support structure, plays conducting wire insulation against ground and fixation, while ensure in subway
Various cumulative loads produce rigid demands when vehicle pantograph is flowed when high speed is current, and ensure high dirty in subway tunnel
Insulating capacity under dirty regional environment operation, has exempted to cause electric power system to paralyse, existing subway tunnel bar type porcelain insulating
Son, the safety and reliability of its subway contact network operation are relatively low.
Utility model content
It is good and reliable with security the purpose of this utility model is to provide a kind of subway tunnel stick type ceramic insulator
The advantages of property is high, to solve the problems, such as in above-mentioned background technology.
To achieve the above object, the utility model provides following technical solution：
A kind of subway tunnel stick type ceramic insulator, including upper annex, porcelain piece, cement glue, gasket and lower annex, institute
In one end insertion circular groove that above annex opens up for stating porcelain piece, the first hole, one end of the porcelain piece are offered on the upper annex
Gasket is equipped with the contact surface for the circular groove end face that face is opened up with upper annex, is equipped between the circular groove end face that porcelain piece and upper annex open up
Cement glue, the one end of porcelain piece away from upper annex are inserted into the circular groove that lower annex opens up, and second is offered on the lower annex
Hole, the contact surface for the circular groove end face that the end face of the porcelain piece is opened up with lower annex is interior to be equipped with gasket, and porcelain piece is opened with lower annex
If circular groove end face between be equipped with cement glue.
As further program of the utility model：The porcelain piece is a kind of component for the solid porcelain body that can not puncture.
As further program of the utility model：The porcelain piece is the component of a kind of four layers open umbrella skirt construction.
As further program of the utility model：The upper annex and lower annex are processed into circular groove according to duty requirements
Shape.
As further program of the utility model：The upper annex and lower annex are a kind of component of steel-casting material,
And upper annex and lower attachment surface use hot dip galvanizing process.
Compared with prior art, the beneficial effects of the utility model are as follows：
The utility model subway tunnel stick type ceramic insulator, porcelain piece use the excellent umbrella skirt construction of anti-pollution characteristic and can not
The solid porcelain body of breakdown, porcelain piece insulator body bar footpath is small, and strength of materials utilization rate is high, and product structure is more rational, shape knot
Structure is designed using advanced full skirt resistant, it is ensured that such insulator is suitable for different contaminated areas, substantially increases China
Subway contacts the safety and reliability of network operation.
Brief description of the drawings
Fig. 1 is the structure diagram of the utility model.
In figure：Annex, 11 first holes, 2 porcelain pieces, 3 cement glues, 4 gaskets, 5 times annexes, 51 second holes on 1.
Embodiment
The following is a combination of the drawings in the embodiments of the present utility model, and the technical scheme in the embodiment of the utility model is carried out
Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole
Embodiment.Based on the embodiment in the utility model, those of ordinary skill in the art are without making creative work
All other embodiments obtained, shall fall within the protection scope of the present invention.
Referring to Fig. 1, in the utility model embodiment, a kind of subway tunnel stick type ceramic insulator, including upper annex 1,
Porcelain piece 2, cement glue 3, gasket 4 and lower annex 5, upper annex 1 and lower annex 5 are processed into circular groove shape, porcelain according to duty requirements
In the circular groove that the upper annex 1 of one end insertion of part 2 opens up, porcelain piece 2 is a kind of component for the solid porcelain body that can not puncture, and porcelain piece 2 is adopted
Being designed with open umbrella skirt construction, porcelain piece 2 is a kind of component of four layers of umbrella skirt construction, and not only anti-pollution characteristic is excellent for this design, and
And 2 main body bar footpath of porcelain piece is small, strength of materials utilization rate is high, and product structure is more rational, and contour structures are resistance to using advanced full skirt
Dirt design, it is ensured that such insulator is suitable for different contaminated areas and uses, and improves China's subway contact network operation greatly
Safety and reliability, the first hole 11, the circular groove end face that the end face of porcelain piece 2 is opened up with upper annex 1 are offered on upper annex 1
Contact surface in be equipped with gasket 4, be equipped with cement glue 3 between the circular groove end face that porcelain piece 2 and upper annex 1 open up, porcelain piece 2 is remote
In the circular groove that the lower annex 5 of one end insertion of upper annex 1 opens up, upper annex 1 and lower annex 5 are a kind of component of steel-casting material,
Good mechanical performance, and upper annex 1 and lower 5 surface of annex use hot dip galvanizing process, can play good antisepsis, porcelain piece
In the circular groove of the upper annex 1 of 2 upper and lower sides insertion and lower annex 5, and product is formed using cement glue 3, offered on lower annex 5
Second hole 51, the contact surface for the circular groove end face that the end face of porcelain piece 2 is opened up with lower annex 5 is interior to be equipped with gasket 4, and gasket 4 is sandwiched
Between 2 end face of porcelain piece and upper annex 1 and lower 5 contact surface of annex, it is equipped between the circular groove end face that porcelain piece 2 and lower annex 5 open up
Cement glue 3, the utility model subway tunnel stick type ceramic insulator, the upper annex 1 of steel-casting material and lower 5 surface of annex
Using hot dip galvanizing process, good mechanical performance, while good antisepsis can be played, porcelain piece 2 is excellent using anti-pollution characteristic
Umbrella skirt construction and the solid porcelain body that can not puncture, 2 insulator body bar footpath of porcelain piece is small, and strength of materials utilization rate is high, product knot
Structure is more rational, contour structures using advanced full skirt resistant design, it is ensured that such insulator be suitable for it is different impurely
Area, substantially increases the safety and reliability of China's subway contact network operation.
In summary：The utility model subway tunnel stick type ceramic insulator, the upper annex 1 of steel-casting material and lower annex
5 surfaces use hot dip galvanizing process, good mechanical performance, while can play good antisepsis, and porcelain piece 2 uses anti-pollution characteristic
Excellent umbrella skirt construction and the solid porcelain body that can not puncture, 2 insulator body bar footpath of porcelain piece is small, and strength of materials utilization rate is high, production
Product structure is more rational, and contour structures are designed using advanced full skirt resistant, it is ensured that such insulator is suitable for different dirts
Dye area, substantially increases the safety and reliability of China's subway contact network operation.
It is obvious to a person skilled in the art that the utility model is not limited to the details of above-mentioned one exemplary embodiment, and
And in the case of the spirit or essential attributes without departing substantially from the utility model, it can realize that this practicality is new in other specific forms
Type.Therefore, in all respects, the present embodiments are to be considered as illustrative and not restrictive, this practicality is new
The scope of type is indicated by the appended claims rather than the foregoing description, it is intended that the equivalency fallen in claim is contained
All changes in justice and scope are embraced therein.Any reference numeral in claim should not be considered as limitation
Involved claim.
Moreover, it will be appreciated that although the present specification is described in terms of embodiments, not each embodiment is only wrapped
Containing an independent technical solution, this narrating mode of specification is only that those skilled in the art should for clarity
Using specification as an entirety, the technical solutions in the various embodiments may also be suitably combined, forms those skilled in the art
It is appreciated that other embodiment.
Claims (5)
1. a kind of subway tunnel stick type ceramic insulator, including upper annex（1）, porcelain piece（2）, cement glue（3）, gasket（4）
With lower annex（5）, it is characterised in that：The porcelain piece（2）The upper annex of one end insertion（1）In the circular groove opened up, the upper annex
（1）On offer the first hole（11）, the porcelain piece（2）End face and upper annex（1）The contact surface of the circular groove end face opened up
It is interior to be equipped with gasket（4）, porcelain piece（2）With upper annex（1）Cement glue is equipped between the circular groove end face opened up（3）, porcelain piece（2）Far
From upper annex（1）The lower annex of one end insertion（5）In the circular groove opened up, the lower annex（5）On offer the second hole（51）,
The porcelain piece（2）End face and lower annex（5）Gasket is equipped with the contact surface of the circular groove end face opened up（4）, porcelain piece（2）With under
Annex（5）Cement glue is equipped between the circular groove end face opened up（3）.
A kind of 2. subway tunnel stick type ceramic insulator according to claim 1, it is characterised in that：The porcelain piece（2）For
A kind of component for the solid porcelain body that can not puncture.
A kind of 3. subway tunnel stick type ceramic insulator according to claim 1, it is characterised in that：The porcelain piece（2）For
A kind of component of four layers open umbrella skirt construction.
A kind of 4. subway tunnel stick type ceramic insulator according to claim 1, it is characterised in that：The upper annex（1）
With lower annex（5）Circular groove shape is processed into according to duty requirements.
A kind of 5. subway tunnel stick type ceramic insulator according to claim 1, it is characterised in that：The upper annex（1）
With lower annex（5）For a kind of component of steel-casting material, and upper annex（1）With lower annex（5）Surface uses hot dip galvanizing process.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721192496.2U CN207233474U (en) | 2017-09-18 | 2017-09-18 | A kind of subway tunnel stick type ceramic insulator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721192496.2U CN207233474U (en) | 2017-09-18 | 2017-09-18 | A kind of subway tunnel stick type ceramic insulator |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207233474U true CN207233474U (en) | 2018-04-13 |
Family
ID=61862502
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721192496.2U Active CN207233474U (en) | 2017-09-18 | 2017-09-18 | A kind of subway tunnel stick type ceramic insulator |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207233474U (en) |
-
2017
- 2017-09-18 CN CN201721192496.2U patent/CN207233474U/en active Active
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