CN217623215U - Horizontal suspension sectional insulator mounting structure for subway contact net - Google Patents
Horizontal suspension sectional insulator mounting structure for subway contact net Download PDFInfo
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- CN217623215U CN217623215U CN202221196256.0U CN202221196256U CN217623215U CN 217623215 U CN217623215 U CN 217623215U CN 202221196256 U CN202221196256 U CN 202221196256U CN 217623215 U CN217623215 U CN 217623215U
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Abstract
The utility model relates to an urban rail transit contact net technical field aims at solving the problems that the ultrahigh headroom installation section insulator of the prior art mostly adopts the modes of lengthening suspension posts and the like, has insufficient suspension post rigidity, the ultrahigh headroom exceeds the operation height of a ladder vehicle, the construction difficulty is large and the risk is large, and provides a horizontal suspension section insulator installation structure for a subway contact net, which comprises a structural post, wherein two layers of horizontal cross arms are arranged on the structural post, two suspension posts are connected between the two layers of horizontal cross arms, two cantilever arms are arranged on the two suspension posts, the end parts of the two cantilever arms are connected with busbars, and a section insulator is arranged between the busbars; the utility model discloses install two-layer horizontal cross arm on existing structure post, connect two davits between two-layer horizontal cross arm install the cantilever on the davit, realize the installation of hanging to busbar and segmentation insulator. The utility model discloses need not through the chemical crab-bolt installation that punches, on the current structure post of line roadside alright installation, the construction installation is convenient.
Description
Technical Field
The utility model relates to an urban rail transit contact net technical field particularly, relates to a subway contact net is with horizontal section insulator mounting structure that hangs.
Background
The sectional insulator is used for electric sectioning of a power supply contact network of an electrified railway and urban rail transit so as to facilitate the electric connection, maintenance and overhaul of the line, and is important contact network equipment in a power supply system.
When an existing urban rail transit contact network is installed, most of section insulators are installed between busbars hung downwards from the top of a tunnel through steel hanging columns. And in the actual work progress, have the condition that a lot of superelevation clearances etc. are difficult for installing through the davit, the installation of superelevation clearances at present adopts modes such as extension davit more, but has the davit rigidity not enough, and the superelevation clearance exceeds ladder car operation height, and the construction degree of difficulty is big, the risk scheduling problem greatly.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a subway contact net hangs section insulator mounting structure with level to solve present superelevation headroom installation section insulator and adopt modes such as extension davit more, but there is davit rigidity not enough, and the superelevation headroom exceeds the ladder car operation height, and the construction degree of difficulty is big, the problem that the risk is big.
The utility model discloses an adopt following technical scheme to realize:
the utility model provides a subway is horizontal for contact net hangs sectionalized insulator mounting structure, includes the structure post, be equipped with two-layer horizontal cross arm on the structure post, it is two-layer be connected with two davits between the horizontal cross arm, two all be provided with the cantilever on the davit, two the end connection of cantilever has the busbar, install the sectionalized insulator between the busbar.
The structural column may be a concrete column or a steel column supporting or mounting other members, the structural column being an existing structure.
Subway contact net hang segmentation insulator mounting structure with level solve superelevation headroom department through the davit rigidity that the installation of extension davit exists not enough, the superelevation headroom exceeds the ladder car operation height, the construction degree of difficulty is big, the big scheduling problem of risk.
The utility model discloses install two-layer horizontal cross arm on existing structure post, it is two-layer connect two davits between the horizontal cross arm install the cantilever on the davit, realize the suspended installation to busbar and segmentation insulator. The utility model discloses need not through the chemical crab-bolt installation that punches, on the current structure post of line roadside alright installation, the construction installation is convenient.
As a preferred technical scheme:
and the two suspension posts are respectively arranged at two ends of the horizontal cross arm.
As a preferred technical scheme:
each layer of horizontal cross arm comprises a first cross arm and a second cross arm which are respectively arranged on two sides of the structure column, and the inner sides of the first cross arm and the second cross arm are fixedly connected with the outer surface of the structure column.
For each layer of horizontal cross arm, the horizontal cross arm comprises a first cross arm and a second cross arm which are arranged on two sides of the structural column and fixedly connected with the outer surface of the structural column, the structural connection strength is high and stable, and the sectional insulator can be stably hung and installed.
As a preferable technical scheme:
the first cross arm and the second cross arm are connected with the structural column through anchor ears.
As a preferred technical scheme:
the staple bolt includes staple bolt and lower staple bolt, go up the staple bolt with the staple bolt lock is in down the structure post is outside, go up the staple bolt with the both sides of staple bolt all are equipped with the mount pad down, the mounting hole has been seted up on the mount pad, be provided with the bolt in the mounting hole, the bolt be used for with go up the staple bolt with the staple bolt is connected down.
As a preferred technical scheme:
the top of going up the staple bolt is equipped with the roof, the roof be used for with first cross arm links to each other, the below of staple bolt is equipped with the bottom plate down, the bottom plate be used for with the second cross arm links to each other.
As a preferred technical scheme:
and a U-shaped connecting piece is arranged between the upper hoop and the top plate, and a U-shaped connecting piece is also arranged between the lower hoop and the bottom plate.
And the U-shaped connecting piece is arranged to increase the deformation resistance.
As a preferred technical scheme:
the top plate is connected with the first cross arm through bolts, and the bottom plate is connected with the second cross arm through bolts.
As a preferable technical scheme:
the cantilever is a triangular cantilever, the triangular cantilever comprises a first cantilever and a second cantilever, the first cantilever is perpendicular to the suspension column, the second cantilever is obliquely arranged, one end of the first cantilever and one end of the second cantilever are connected to the suspension column through a cantilever base, and the other end of the first cantilever and the other end of the second cantilever are connected to form a triangular structure with the suspension column.
The triangular wrist arm has high structural reliability, difficult deformation and high supporting strength.
As a preferred technical scheme:
the first cantilever is sleeved with a positioning wire clamp, and the busbar is clamped by the positioning wire clamp.
The first wrist arm is connected with the busbar through the positioning wire clamp.
As a preferable technical scheme:
the suspension posts are located between the first cross arm and the second cross arm, and the inner sides of the first cross arm and the second cross arm are fixedly connected with the outer surfaces of the suspension posts.
As a preferable technical scheme:
the two sides of the suspension post are respectively provided with a channel steel, the opening of the channel steel is matched with the outer surface of the suspension post, the channel steel is buckled outside the suspension post, and a web plate of the channel steel is used for being connected with the first cross arm or the second cross arm.
Because the two sides of the suspension post are both provided with channel steel, the web plates of the channel steel on each side are connected with the cross arms on the same side.
As a preferable technical scheme:
and the channel steel on two sides of the suspension post is respectively connected with the first cross arm and the second cross arm through bolts.
To sum up, owing to adopted above-mentioned technical scheme, the beneficial effects of the utility model are that:
subway contact net with horizontal suspension section insulator mounting structure solved superelevation headroom department not enough through the davit rigidity that the installation of extension davit exists, the superelevation headroom exceeds terraced car operation height, the construction degree of difficulty is big, the risk is big the scheduling problem.
The utility model discloses install two-layer horizontal cross arm on existing structure post, it is two-layer connect two davits between the horizontal cross arm install the cantilever on the davit, realize the suspended installation to busbar and segmentation insulator. The utility model discloses need not through the chemical crab-bolt installation that punches, on the current structure post of line trackside alright install, the construction installation is convenient.
The utility model discloses a triangle cantilever, its structural reliability is high, non-deformable, and support intensity is big.
Drawings
Fig. 1 is subway contact net with horizontal suspension section insulator mounting structure's structure schematic diagram.
Fig. 2 is a top view of fig. 1.
Fig. 3 is a right side view of fig. 1.
Fig. 4 is a schematic structural diagram of the hoop of the present invention.
Icon: 1-structural column, 2-horizontal cross arm, 21-first cross arm, 22-second cross arm, 3-suspension column, 41-first wrist arm, 42-second wrist arm, 43-wrist arm base, 5-busbar, 6-segmented insulator, 71-upper hoop, 72-lower hoop, 81-top plate, 82-bottom plate, 9-U-shaped connecting piece and 10-positioning wire clamp.
Detailed Description
To make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings, and obviously, the described embodiments are some, but not all embodiments of the present invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Example 1
As shown in fig. 1 to 4, the present embodiment provides a horizontal suspension sectional insulator mounting structure for a subway overhead line system, which includes a structural column 1, where the structural column 1 may be a concrete column or a steel column for supporting or mounting other members, and the structural column 1 is an existing structure.
The structural column is characterized in that two layers of horizontal cross arms 2 are arranged on the structural column 1, the horizontal cross arms 2 are arranged horizontally, the structural column 1 is arranged vertically, and the length direction of the horizontal cross arms 2 is perpendicular to the length direction of the structural column 1.
Each layer of the horizontal cross arm 2 comprises a first cross arm 21 and a second cross arm 22 which are respectively arranged at two sides of the structural column 1, and the inner sides of the first cross arm 21 and the second cross arm 22 are fixedly connected with the outer surface of the structural column 1. The first cross arm 21 and the second cross arm 22 are respectively arranged on two sides of the structural column 1, so that the structure is high in connection strength and stable, and the sectional insulator 6 can be stably hung and mounted.
Specifically, the first cross arm 21 and the second cross arm 22 are connected to the structural column 1 through anchor ears, each anchor ear includes an upper anchor ear 71 and a lower anchor ear 72, the upper anchor ear 71 and the lower anchor ear 72 are fastened to the outside of the structural column 1, the top of the upper anchor ear 71 is connected to a top plate 81, the top plate 81 is used for being connected to the first cross arm 21, a bottom plate 82 is connected to the lower side of the lower anchor ear 72, and the bottom plate 82 is used for being connected to the second cross arm 22. The top plate 81 is connected to the first cross arm 21 by bolts, and the bottom plate 82 is connected to the second cross arm 22 by bolts.
The above structure realizes that the first cross arm 21 is connected with the upper hoop 71, and the second cross arm 22 is connected with the lower hoop 72.
The U-shaped connecting piece 9 is arranged between the upper hoop 71 and the top plate 81, the U-shaped connecting piece 9 is also arranged between the lower hoop 72 and the bottom plate 82, the U-shaped connecting piece 9 is used for increasing structural strength and deformation resistance, and the U-shaped connecting pieces 9 are symmetrically arranged on the hoops.
The U-shaped connector 9 may be a U-shaped metal sheet, and the metal sheet is welded to the upper anchor ear 71 and the top plate 81, or welded to the lower anchor ear 72 and the bottom plate 82. The metal sheet is not necessarily a very regular U-shape, and may be similar to a U-shape.
The two sides of the upper anchor ear 71 and the lower anchor ear 72 are both provided with mounting seats, the mounting seats are provided with mounting holes, and bolts are arranged in the mounting holes and used for connecting the upper anchor ear 71 with the lower anchor ear 72.
The above structure realizes the connection of the first cross arm 21, the structural column 1 and the second cross arm 22 into a whole.
Two suspension posts 3 are connected between the two layers of horizontal cross arms 2, the suspension posts 3 are positioned between the first cross arm 21 and the second cross arm 22, the two suspension posts 3 are respectively positioned at two ends of the horizontal cross arm 2, and the inner sides of the first cross arm 21 and the second cross arm 22 are fixedly connected with the outer surfaces of the suspension posts 3.
Specifically, the two sides of the suspension post 3 are respectively provided with a channel steel, the opening of the channel steel is matched with the outer surface of the suspension post 3, the channel steel is buckled outside the suspension post 3, the web of the channel steel is just opposite to the inner side of the first cross arm 21 or the second cross arm 22, and the channel steels on the two sides of the suspension post 3 are respectively connected with the first cross arm 21 and the second cross arm 22 through bolts.
The two hanging columns 3 are respectively provided with a cantilever, the end parts of the two cantilevers are connected with a bus bar 5, and a section insulator 6 is arranged between the bus bars 5.
Preferably, the wrist is a triangular wrist, the triangular wrist comprises a first wrist 41 arranged perpendicular to the suspension post 3 and a second wrist 42 arranged obliquely, one end of the first wrist 41 and one end of the second wrist 42 are connected to the suspension post 3 through a wrist base 43, the other end of the first wrist 41 and the other end of the second wrist 42 are connected together, and a triangular structure is formed among the first wrist 41, the second wrist 42 and the suspension post 3. The triangular wrist arm is adopted, so that the structural reliability is high, the deformation is not easy to occur, and the supporting strength is high.
The first cantilever 41 is sleeved with a positioning wire clamp 10, the busbar 5 is clamped by the positioning wire clamp 10, and the first cantilever 41 is connected with the busbar 5 through the positioning wire clamp 10. Subway contact net hang segmentation insulator mounting structure with level directly set up cross arm, davit, cantilever isotructure and hang busbar and segmentation insulator on existing structure post, it is not enough to have solved the davit rigidity that super high headroom department exists through the installation of extension davit, the super high headroom surpasss the tower wagon operation height, the construction degree of difficulty is big, the risk scheduling problem greatly.
The utility model discloses install two-layer horizontal cross arm on existing structure post, it is two-layer connect two davits between the horizontal cross arm install the cantilever on the davit, realize the suspended installation to busbar and segmentation insulator. The utility model discloses need not through the chemical crab-bolt installation that punches, on the current structure post of line roadside alright installation, the construction installation is convenient.
Example 2
The present embodiment differs from embodiment 1 in that the connection method of the first and second cross arms 21 and 22 to the structural column 1 is not limited to the connection using the hoop, and the connection method of the first and second cross arms 21 and 22 to the suspension post 3 is not limited to the connection using the channel steel, and other connection members such as a link may be used. The connecting pieces can also be directly connected together by adopting a screw or welding mode.
The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (10)
1. The utility model provides a subway is horizontal for contact net hangs sectionalized insulator mounting structure which characterized in that:
including structure post (1), be equipped with two-layer horizontal cross arm (2) on structure post (1), it is two-layer be connected with two davits (3) between horizontal cross arm (2), two all be provided with the cantilever on davit (3), two the end connection of cantilever has busbar (5), install segmentation insulator (6) between busbar (5).
2. The horizontal suspension sectional insulator mounting structure for the subway overhead line system of claim 1, characterized in that:
each layer of horizontal cross arm (2) comprises a first cross arm (21) and a second cross arm (22) which are respectively arranged on two sides of the structural column (1), and the inner sides of the first cross arm (21) and the second cross arm (22) are fixedly connected with the outer surface of the structural column (1).
3. The horizontal suspension sectional insulator mounting structure for the subway overhead line system of claim 2, characterized in that:
the first cross arm (21) and the second cross arm (22) are connected with the structural column (1) through anchor ears.
4. The horizontal suspension sectional insulator mounting structure for the subway overhead line system of claim 3, wherein:
the hoop comprises an upper hoop (71) and a lower hoop (72), the upper hoop (71) and the lower hoop (72) are buckled with the structure column (1) externally, mounting seats are arranged on two sides of the upper hoop (71) and the lower hoop (72), mounting holes are formed in the mounting seats, bolts are arranged in the mounting holes, and the bolts are used for connecting the upper hoop (71) and the lower hoop (72).
5. The horizontal suspension sectional insulator mounting structure for the subway overhead line system of claim 4, wherein:
the top of going up staple bolt (71) is equipped with roof (81), roof (81) be used for with first cross arm (21) link to each other, the below of lower staple bolt (72) is equipped with bottom plate (82), bottom plate (82) be used for with second cross arm (22) link to each other.
6. The horizontal suspension sectional insulator mounting structure for the subway overhead line system of claim 5, wherein:
the top plate (81) is connected with the first cross arm (21) through bolts, and the bottom plate (82) is connected with the second cross arm (22) through bolts.
7. The horizontal suspension sectional insulator mounting structure for the subway overhead line system of claim 1, characterized in that:
the cantilever is a triangular cantilever, the triangular cantilever comprises a first cantilever (41) perpendicular to the suspension column (3) and a second cantilever (42) obliquely arranged, one end of the first cantilever (41) and one end of the second cantilever (42) are connected to the suspension column (3) through a cantilever base (43), and the other end of the first cantilever (41) and the other end of the second cantilever (42) are connected to form a triangular structure between the suspension columns (3).
8. The horizontal suspension sectional insulator mounting structure for the subway overhead line system of claim 7, wherein:
the first wrist arm (41) is sleeved with a positioning wire clamp (10), and the bus bar (5) is clamped by the positioning wire clamp (10).
9. The horizontal suspension sectional insulator mounting structure for the subway overhead line system of claim 2, characterized in that:
the suspension posts (3) are positioned between the first cross arm (21) and the second cross arm (22), and the inner sides of the first cross arm (21) and the second cross arm (22) are fixedly connected with the outer surfaces of the suspension posts (3).
10. The horizontal suspension sectional insulator mounting structure for the subway overhead line system of claim 9, wherein:
the two sides of the suspension post (3) are respectively provided with a channel steel, an opening of the channel steel is matched with the outer surface of the suspension post (3), the channel steel is buckled outside the suspension post (3), and a web of the channel steel is used for being connected with the first cross arm (21) or the second cross arm (22).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221196256.0U CN217623215U (en) | 2022-05-17 | 2022-05-17 | Horizontal suspension sectional insulator mounting structure for subway contact net |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221196256.0U CN217623215U (en) | 2022-05-17 | 2022-05-17 | Horizontal suspension sectional insulator mounting structure for subway contact net |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217623215U true CN217623215U (en) | 2022-10-21 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202221196256.0U Active CN217623215U (en) | 2022-05-17 | 2022-05-17 | Horizontal suspension sectional insulator mounting structure for subway contact net |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217623215U (en) |
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2022
- 2022-05-17 CN CN202221196256.0U patent/CN217623215U/en active Active
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