CN206510783U - Contact network cantilever device at a kind of low headroom tunnel gateway - Google Patents
Contact network cantilever device at a kind of low headroom tunnel gateway Download PDFInfo
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- CN206510783U CN206510783U CN201720070457.9U CN201720070457U CN206510783U CN 206510783 U CN206510783 U CN 206510783U CN 201720070457 U CN201720070457 U CN 201720070457U CN 206510783 U CN206510783 U CN 206510783U
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- cantilever
- outer end
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- support tube
- carrier cable
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Abstract
The carrier cable support tube and positioning pipe arranged up and down are fixed with contact network cantilever device at a kind of low headroom tunnel gateway that the utility model is related to, including the Horizontal Cantilever and inclined cantilever of arrangement up and down, inclined cantilever；Inclined cantilever is fixed in carrier cable support tube the inner, and messenger wire is provided between outer end and Horizontal Cantilever outer end；Inclined cantilever is fixed in positioning pipe the inner, and messenger wire is provided between outer end and carrier cable support tube outer end；Limit locator is fixed with positioning pipe；Positioning pipe is fixed in limit locator the inner, and outer end is connected with registration clamp.The utility model is simple in construction, easy for installation, by suspended structure height reduction, and it is excessive to solve pillar stress at cantilever base caused by structure height is too low, the problem of easily being caused damage to pillar so that pillar is more reasonable in contact network cantilever base position stress.
Description
Technical field
The utility model belongs to electrification railway contact net technical field, and in particular at a kind of low headroom tunnel gateway
Contact network cantilever device.
Background technology
In transforming electrification of existing railway, because tunnel clearance is generally relatively low in its existing line, contact net passes through low
, need to be by suspended structure height reduction during headroom tunnel.
The method of existing reduction suspended structure height is to shorten the distance between two cantilever bases, but this method can make branch
Post stress at cantilever base is excessive, and easily pillar is caused damage, and there is serious potential safety hazard.
The content of the invention
The purpose of this utility model is to provide contact network cantilever device at a kind of low headroom tunnel gateway, solves because outstanding
Hanging hang structure is highly too low, and the pillar caused stress at cantilever base is excessive, the problem of easily caused damage to pillar.
The technical scheme that the utility model is used for：
Contact network cantilever device at a kind of low headroom tunnel gateway, including the Horizontal Cantilever and inclined cantilever of arrangement up and down, put down
Bracket and the respective the inner of inclined cantilever are fixed on outside catenary mast, inclined cantilever by rod insulator and cantilever base respectively
Horizontal Cantilever outer end is fixed at end, it is characterised in that：
The carrier cable support tube and positioning pipe arranged up and down are fixed with inclined cantilever；Carrier cable support tube the inner is fixed on tiltedly
Bracket, messenger wire is provided between outer end and Horizontal Cantilever outer end；Inclined cantilever, outer end and carrier cable support tube are fixed in positioning pipe the inner
Messenger wire is provided between outer end；
Limit locator is fixed with positioning pipe；Positioning pipe is fixed in limit locator the inner, and outer end is connected with position line
Folder.
The termination of Horizontal Cantilever, carrier cable support tube and positioning pipe outer end is provided with pipe cap.
The outer end of inclined cantilever is hingeably secured to Horizontal Cantilever outer end by bushing double eye.
Carrier cable support tube the inner is hingeably secured to inclined cantilever by locating ring, between carrier cable support tube and Horizontal Cantilever
Messenger wire two ends are individually fixed in carrier cable support tube outer end and Horizontal Cantilever outer end by locating ring.
Positioning pipe the inner is hingeably secured to inclined cantilever by locating ring；Messenger wire one between positioning pipe and carrier cable support tube
Positioning pipe outer end is fixed in end by locating ring, and the other end is fixed on carrier cable support tube outer end by carrier cable bearing.
Limit locator the inner is hingeably secured to positioning pipe by locator bearing.
The utility model has advantages below：
The utility model is simple in construction, easy for installation, solves caused by structure height is too low pillar at cantilever base
Stress is excessive, the problem of easily being caused damage to pillar so that pillar is more reasonable in contact network cantilever base position stress.
Brief description of the drawings
Fig. 1 is the utility model structural representation.
In figure：
1- cantilever bases, 2- rod insulators, 3- inclined cantilevers, 4- Horizontal Cantilevers, 5- positioning pipes, 6- locating rings, 7- locators
Bearing, 8- limit locators, 9- registration clamps, 10- bushing double eyes, 11- pipe caps, 12- messenger wires, 13- carrier cable bearings, 14- is held
Power rope support tube.
Embodiment
The utility model is described in detail with reference to embodiment.
Contact network cantilever device at a kind of low headroom tunnel gateway that the utility model is related to, including arrangement up and down are flat
Bracket 4 and inclined cantilever 3, Horizontal Cantilever 4 and the respective the inner of inclined cantilever 3 are fixed on by rod insulator 2 and cantilever base 1 respectively
The outer end of Horizontal Cantilever 4 is fixed in catenary mast, the outer end of inclined cantilever 3.
The carrier cable support tube 14 and positioning pipe 5 arranged up and down are fixed with inclined cantilever 3；Carrier cable support tube 14 is inner solid
Due to inclined cantilever 3, messenger wire 12 is provided between outer end and the outer end of Horizontal Cantilever 4；Inclined cantilever 3 is fixed in the inner of positioning pipe 5, outer end with
Carrier cable support tube 14 is provided with messenger wire 12 between outer end.Limit locator 8 is fixed with positioning pipe 5；Limit locator 8 is inner
Positioning pipe 5 is fixed on, outer end is connected with registration clamp 9.
The termination of Horizontal Cantilever 4, carrier cable support tube 14 and the outer end of positioning pipe 5 is provided with pipe cap 11.
Cantilever base 1 is bolted on catenary mast.The outer end of inclined cantilever 3 is hinged fixation by bushing double eye 10
In the outer end of Horizontal Cantilever 4.Carrier cable support tube 14 is inner to be hingeably secured to inclined cantilever 3 by locating ring 6, carrier cable support tube 14 with
The two ends of messenger wire 12 between Horizontal Cantilever 4 are individually fixed in the outer end of carrier cable support tube 14 and the outer end of Horizontal Cantilever 4 by locating ring 6.
The inner of positioning pipe 5 is hingeably secured to inclined cantilever 3 by locating ring 6；Messenger wire 12 1 between positioning pipe 5 and carrier cable support tube 14
The outer end of positioning pipe 5 is fixed in end by locating ring 6, and the other end is fixed on outside carrier cable support tube 14 by carrier cable bearing 13
End.The inner of limit locator 8 is hingeably secured to positioning pipe 5 by locator bearing 7.
Carrier cable bearing 13 is installed on carrier cable support tube 14 by the utility model, the messenger wire 12 of carrier cable support tube 14
It is connected with Horizontal Cantilever 4, positioning pipe 5 is connected by messenger wire 12 with carrier cable bearing 13, carrier cable is installed on carrier cable bearing
On 13, contact line is installed on registration clamp 9, by being solved suspended structure height reduction because of structure height with upper type
It is too low to cause pillar stress at cantilever base excessive, the problem of easily being caused damage to pillar so that pillar is in contact network cantilever
Base position stress is more reasonable.
Content of the present utility model is not limited to cited by embodiment, and those of ordinary skill in the art are new by reading this practicality
Type specification and any equivalent conversion taken technical solutions of the utility model, are claim institute of the present utility model
Cover.
Claims (6)
1. contact network cantilever device at a kind of low headroom tunnel gateway, including the Horizontal Cantilever of arrangement up and down（4）And inclined cantilever
（3）, Horizontal Cantilever（4）And inclined cantilever（3）Respective the inner passes through rod insulator respectively（2）And cantilever base（1）It is fixed on and connects
Net-fault pillar, inclined cantilever（3）Outer end be fixed on Horizontal Cantilever（4）Outer end, it is characterised in that：
Inclined cantilever（3）On be fixed with the carrier cable support tube arranged up and down（14）And positioning pipe（5）；Carrier cable support tube（14）It is interior
Inclined cantilever is fixed at end（3）, outer end and Horizontal Cantilever（4）Messenger wire is provided between outer end（12）；Positioning pipe（5）The inner is fixed on tiltedly
Bracket（3）, outer end and carrier cable support tube（14）Messenger wire is provided between outer end（12）；
Positioning pipe（5）On be fixed with limit locator（8）；Limit locator（8）Positioning pipe is fixed in the inner（5）, outer end connection
There is registration clamp（9）.
2. contact network cantilever device at a kind of low headroom tunnel gateway according to claim 1, it is characterised in that：
Horizontal Cantilever（4）, carrier cable support tube（14）And positioning pipe（5）The termination of outer end is provided with pipe cap（11）.
3. contact network cantilever device at a kind of low headroom tunnel gateway according to claim 1, it is characterised in that：
Inclined cantilever（3）Outer end pass through bushing double eye（10）It is hingeably secured to Horizontal Cantilever（4）Outer end.
4. contact network cantilever device at a kind of low headroom tunnel gateway according to claim 1, it is characterised in that：
Carrier cable support tube（14）The inner passes through locating ring（6）It is hingeably secured to inclined cantilever（3）, carrier cable support tube（14）With putting down
Bracket（4）Between messenger wire（12）Two ends pass through locating ring（6）It is individually fixed in carrier cable support tube（14）Outer end and Horizontal Cantilever
（4）Outer end.
5. contact network cantilever device at a kind of low headroom tunnel gateway according to claim 1, it is characterised in that：
Positioning pipe（5）The inner passes through locating ring（6）It is hingeably secured to inclined cantilever（3）；Positioning pipe（5）With carrier cable support tube（14）
Between messenger wire（12）One end passes through locating ring（6）It is fixed on positioning pipe（5）Outer end, the other end passes through carrier cable bearing（13）Gu
Due to carrier cable support tube（14）Outer end.
6. contact network cantilever device at a kind of low headroom tunnel gateway according to claim 1, it is characterised in that：
Limit locator（8）The inner passes through locator bearing（7）It is hingeably secured to positioning pipe（5）.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720070457.9U CN206510783U (en) | 2017-01-20 | 2017-01-20 | Contact network cantilever device at a kind of low headroom tunnel gateway |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720070457.9U CN206510783U (en) | 2017-01-20 | 2017-01-20 | Contact network cantilever device at a kind of low headroom tunnel gateway |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206510783U true CN206510783U (en) | 2017-09-22 |
Family
ID=59864969
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720070457.9U Active CN206510783U (en) | 2017-01-20 | 2017-01-20 | Contact network cantilever device at a kind of low headroom tunnel gateway |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206510783U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109693581A (en) * | 2018-12-28 | 2019-04-30 | 中国铁建电气化局集团第二工程有限公司 | The carrier cable actinobacillus device and its application method installed inside contact net Horizontal Cantilever |
-
2017
- 2017-01-20 CN CN201720070457.9U patent/CN206510783U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109693581A (en) * | 2018-12-28 | 2019-04-30 | 中国铁建电气化局集团第二工程有限公司 | The carrier cable actinobacillus device and its application method installed inside contact net Horizontal Cantilever |
| CN109693581B (en) * | 2018-12-28 | 2024-03-22 | 中国铁建电气化局集团第二工程有限公司 | Carrier cable paying-off device internally mounted on flat cantilever of contact net and application method thereof |
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