CN218750418U - Busbar for railway contact net - Google Patents
Busbar for railway contact net Download PDFInfo
- Publication number
- CN218750418U CN218750418U CN202223032482.8U CN202223032482U CN218750418U CN 218750418 U CN218750418 U CN 218750418U CN 202223032482 U CN202223032482 U CN 202223032482U CN 218750418 U CN218750418 U CN 218750418U
- Authority
- CN
- China
- Prior art keywords
- busbar
- fixed
- clamping
- limiting
- walls
- 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.)
- Active
Links
Images
Landscapes
- Current-Collector Devices For Electrically Propelled Vehicles (AREA)
Abstract
The utility model discloses a busbar for railway contact net, the mounting panel is clamped and fixed below the positioning wire clamp, two clamping walls are fixed on the surface of the mounting panel opposite to the positioning wire clamp, the two clamping walls clamp the contact wire together, the limiting plate is fixed with the inner side walls of the two clamping walls respectively, and the mounting panel, the limiting plate and the two clamping walls define a cavity together; one end of the plug board can be fixed with the clamping wall fixed on one mounting plate, and the other end of the plug board can be fixed with the clamping wall fixed on the other mounting plate. The utility model discloses a busbar for a railway contact system, which can increase the section height of a busbar body by arranging a limiting plate and a cavity on the premise of not greatly improving the weight of the busbar, so that the rigidity of the busbar is greatly increased, the section inertia moment of the busbar is improved, and the contact requirement of a pantograph and a contact line is ensured; two adjacent busbars can be reliably connected and fastened through the plug board and the connecting bolt.
Description
Technical Field
The utility model relates to a railway facilities field, more specifically say so and relate to a busbar for railway contact net.
Background
The bus bar is one of the main components of a railway contact net system, the bus bar clamps and fixes a contact line and transmits current, and a pantograph of a train is in sliding connection with the contact line above the pantograph and is electrically conducted, so that the straightness of the bus bar in the vertical direction directly influences the current receiving characteristic between the pantograph and the contact line, which is also a main factor influencing the highest speed of train operation.
The busbars are suspended above the rails by means of spaced locating clips, the distance between two adjacent locating clips typically being 6-10m. Distance and busbar self rigidity between the location fastener, these two factors can directly influence the degree of speeding of busbar, in order to improve or maintain the current-receiving characteristic of train pantograph, need change one of above-mentioned two factors at least, either shorten the distance between the adjacent location fastener promptly, or improve the rigidity of busbar self, improve the vertical moment of inertia in busbar cross-section promptly, and shorten the distance between the adjacent location fastener and can improve engineering construction cost by a wide margin.
Most of the currently applied bus bars are n-shaped, and taking a railway contact network system with the train running speed of 160km/h as an example, the bus bar using the type requires that the distance between adjacent positioning wire clamps is less than 8 m. If the running speed of the train is further increased, the deflection of the bus bar is controlled by reducing the distance between adjacent positioning wire clamps, which is obviously not suitable.
Therefore, how to provide a bus bar for a railway contact system, which can overcome the above problems, is a problem that needs to be solved by those skilled in the art.
SUMMERY OF THE UTILITY MODEL
In view of this, the utility model provides a busbar for railway contact net.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
the utility model provides a busbar for railway contact net, is fixed with location fastener and contact wire respectively, includes: the installation plate is clamped and fixed below the positioning wire clamp, two oppositely arranged clamping walls are fixed on the surface of one side of the installation plate, which faces away from the positioning wire clamp, the sides of the two clamping walls, which are respectively far away from the installation plate, jointly clamp the contact wire, the limiting plates are respectively fixed with the inner side walls of the two clamping walls, and the installation plate, the limiting plates and the two clamping walls jointly define a cavity; one end of the plug board can be fixed with the clamping wall fixed on one mounting plate, and the other end of the plug board can be fixed with the clamping wall fixed on the other mounting plate.
According to the technical scheme, compared with the prior art, the utility model discloses a busbar for a railway contact network, through setting up limiting plate and cavity, under the premise of not improving busbar weight by a wide margin, the above-mentioned design can increase the section height of busbar body, makes the rigidity of busbar increase by a wide margin, thereby improves the section inertia moment of busbar, guarantees the contact requirement of pantograph and contact wire; two adjacent busbars can be reliably connected and fastened through the plug board and the connecting bolt.
Preferably, the plug board is limited between the two clamping walls, the board surface of the plug board is tightly attached to the inner side surfaces of the clamping walls, limiting protrusions are integrally formed on the inner side surfaces of the clamping walls, the length direction of the limiting protrusions is parallel to the length direction of the clamping walls, a limiting through groove is formed in the board surface of one side of the plug board, and the limiting protrusions can be embedded into the limiting through groove. The arrangement ensures that the connection between the plugboard and the clamping wall cannot rotate relatively after the connection is finished, and ensures the rigidity of the connection part of two adjacent busbars.
Preferably, the cross sections of the limiting protrusions and the limiting through grooves are isosceles trapezoids. This arrangement facilitates the mounting of the patch panel.
Preferably, the clamping device further comprises a connecting bolt, the insertion plate is provided with a plurality of threaded holes, the clamping wall is provided with a plurality of through holes, the through holes are equally arranged on two sides of the limiting protrusion, and one end of the connecting bolt penetrates through the through holes and then is screwed into the threaded holes. This arrangement ensures that the plug board and the chuck wall can be reliably connected and fixed.
Preferably, the cross-sectional shape of the cavity is a quadrangle or a circle. The cross-sectional shape of cavity has the multiple, and the vertical moment of inertia of homoenergetic enough improvement busbar.
Preferably, the cross-sectional shape of the cavity is rectangular. The cavity with the rectangular cross section can ensure that the bus bar has higher vertical inertia moment.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings required to be used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the provided drawings without creative efforts.
Fig. 1 is a schematic view of a mounting shaft of a busbar for a railway contact system;
fig. 2 is an isometric view of a busbar for a railway catenary;
fig. 3 is a front view of fig. 2.
In the figure:
1 is a positioning wire clamp, 2 is a contact line, 3 is a mounting plate, 4 is a clamping wall, 5 is a limiting plate, 6 is a plugboard, 60 is a limiting through groove, 7 is a limiting bulge, and 8 is a connecting bolt.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely below, and it should be understood that the described embodiments are only some embodiments of the present invention, but not all embodiments. 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.
The utility model discloses a busbar for a railway contact system, which can increase the section height of a busbar body by arranging a limiting plate 5 and a cavity on the premise of not greatly improving the weight of the busbar, so that the rigidity of the busbar is greatly increased, the section inertia moment of the busbar is improved, and the contact requirement of a pantograph and a contact wire 2 is ensured; two adjacent busbars can be reliably connected and fastened through the plug board 6 and the connecting bolt 8; due to the arrangement of the limiting protrusions 7 and the limiting through grooves 60, the plugboard 6 and the clamping wall 4 cannot rotate relatively after connection is completed, so that the rigidity of the connection part of two adjacent busbars is ensured, in addition, the plugboard 6 and the clamping wall 4 can be quickly placed in place, the connecting bolts 8 can be conveniently screwed, the mounting efficiency is greatly improved, and the running speed of a train can be further improved under the condition that the distance between the adjacent positioning wire clamps 1 is not changed; and in the specified speed range, the use quantity of the positioning wire clamps 1 can be reduced, and the engineering construction cost is reduced.
Examples
Referring to fig. 1-3 for the utility model discloses a whole and partial structure schematic diagram of an embodiment, the utility model particularly discloses a busbar for railway contact net, this busbar is a adapting unit who uses in railway contact net, location fastener 1 arranges that it carries out the centre gripping fixed and the electrical property switches on the busbar top and it, and the busbar below centre gripping and electrical property switch on have contact wire 2, and the pantograph of train produces sliding contact with the contact wire 2 that is located its top, and contact wire 2 supplies power to the train through the pantograph.
The busbar comprises a mounting plate 3, clamping walls 4, a limiting plate 5 and a plug board 6, wherein the mounting plate 3 is a rectangular plate and is limited below a positioning wire clamp 1, the plate length direction of the mounting plate 3 is parallel to the length direction of a contact wire 2, the positioning wire clamp 1 can clamp two long sides of the mounting plate 3, two oppositely-arranged clamping walls 4 are fixed on one side plate surface of the mounting plate 3, which faces away from the positioning wire clamp 1, the maximum distance between the two clamping walls 4 is smaller than the plate width of the mounting plate 3, the purpose of clamping and fixing the mounting plate 3 by the positioning wire clamp 1 is realized, the cross section of the contact wire 2 is circular, two grooves which are arranged along the length direction of the contact wire 2 are formed in the outer side wall of the mounting plate 2, one side of each clamping wall 4, which is far away from the mounting plate 3, is embedded into the two grooves, so that the two clamping walls 4 are bent outwards, the clamping plates for supporting the clamping walls 4 are fixed on the outer side surface of the outer side wall, two clamping walls 4 fixed with the same mounting plate 3 are used for supporting the clamping plates, the clamping plates are pulled outwards, the two clamping walls 4 are convenient for temporarily increasing the distance between the contact wires, and the initial clamping plates, and the initial clamping positions of the two clamping walls are restored, and the two clamping plates are loosened.
The limiting plate 5 is respectively fixed with the inner side walls of the two clamping walls 4, the mounting plate 3, the limiting plate 5 and the two clamping walls 4 jointly define a cavity, and the cross section of the cavity is quadrilateral or circular. In this embodiment, the panel of limiting plate 5 is parallel with the panel of mounting panel 3, and a rectangular cavity is injectd jointly to mounting panel 3, limiting plate 5 and two double-layered walls 4. The design of cavity has increased the section height of busbar to, when the busbar height increases, lighten its weight as far as possible, the busbar height increases, can improve its vertical cross-section moment of inertia by a wide margin, ensures that the busbar possesses higher rigidity, in the specified train operating speed scope, can reduce the use quantity of location fastener 1, thereby reduce railway engineering construction cost.
One end of the plug board 6 can be fixed with the clamping wall 4 fixed on one mounting plate 3, the other end of the plug board 6 can be fixed with the clamping wall 4 fixed on the other mounting plate 3, namely, two adjacent busbars are connected and fixed through the two plug boards 6, and the plug board 6 and the busbars are made of conductive metal materials.
The plugboard 6 is spacing between two double-layered walls 4, the plugboard 6 is parallel with the board length direction of mounting panel 3 for rectangular plate and its length direction, a side face of plugboard 6 is hugged closely with the medial surface of double-layered wall 4, the equal integrated into one piece of medial surface of every double-layered wall 4 has a cross-section to be isosceles trapezoid's spacing arch 7, the length direction of spacing arch 7 is parallel with the length direction of double-layered wall 4, set up the spacing logical groove 60 that the cross-section is isosceles trapezoid on a side face that plugboard 6 and double-layered wall 4 hugged closely, spacing arch 7 can inlay and establish to spacing logical inslot 60.
A plurality of threaded holes are formed in the plug board 6, a plurality of through holes are formed in the clamping walls 4, the through holes are evenly arranged on two sides of the limiting protrusions 7, one end of each connecting bolt 8 penetrates through the through holes and then is arranged in the corresponding threaded hole in a rotating mode, a spring washer is sleeved on each connecting bolt 8, and the spring washers are arranged on the outer sides of the two clamping walls 4. In this embodiment, eight threaded holes are formed in one insertion plate 6, eight through holes are formed in one clamping wall 4, and the eight through holes are equally arranged at two ends of the clamping wall 4.
When two adjacent busbars are connected, one end of each of the two plugboards 6 is first connected and fixed with one busbar, and then the other end of each of the two plugboards 6 is connected and fixed with the other busbar.
The bus bar in the application can be applied to a high-speed rigid contact net with the speed of 160 kilometers and above when a train runs.
The embodiments in the present description are described in a progressive manner, each embodiment focuses on differences from other embodiments, and the same and similar parts among the embodiments are referred to each other.
The previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present invention. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the invention. Thus, the present invention is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.
Claims (6)
1. The utility model provides a busbar for railway contact net, is fixed with positioning wire clamp (1) and contact wire (2) respectively which characterized in that includes: the contact line clamping device comprises a mounting plate (3), two clamping walls (4), a limiting plate (5) and a plug board (6), wherein the mounting plate (3) is clamped and fixed below a positioning wire clamp (1), the two clamping walls (4) which are oppositely arranged are fixed on the surface of one side of the mounting plate (3) back to the positioning wire clamp (1), one sides of the two clamping walls (4) far away from the mounting plate (3) respectively and jointly clamp the contact line (2), the limiting plate (5) is fixed with the inner side walls of the two clamping walls (4) respectively, and the mounting plate (3), the limiting plate (5) and the two clamping walls (4) jointly define a cavity; one end of the plug board (6) can be fixed with the clamping wall (4) fixed on one of the mounting plates (3), and the other end of the plug board (6) can be fixed with the clamping wall (4) fixed on the other mounting plate (3).
2. The busbar for the railway contact network according to claim 1, wherein the plugboard (6) is limited between the two clamping walls (4), the surface of the plugboard (6) is tightly attached to the inner side surfaces of the clamping walls (4), the inner side surfaces of the clamping walls (4) are integrally formed with limiting protrusions (7), the length direction of each limiting protrusion (7) is parallel to the length direction of each clamping wall (4), a limiting through groove (60) is formed in the surface of one side of the plugboard (6), and each limiting protrusion (7) can be embedded into the corresponding limiting through groove (60).
3. The busbar for the railway contact net according to claim 2, wherein the cross-sectional shapes of the limiting protrusion (7) and the limiting through groove (60) are isosceles trapezoids.
4. The busbar for the railway contact network as claimed in claim 2, further comprising a connecting bolt (8), wherein a plurality of threaded holes are formed in the plug board (6), a plurality of through holes are formed in the clamping wall (4), the through holes are equally arranged on two sides of the limiting protrusion (7), and one end of the connecting bolt (8) is screwed into the threaded hole after penetrating through the through holes.
5. The busbar for railway overhead line systems of claim 1, wherein the cross-sectional shape of the cavity is quadrilateral or circular.
6. The busbar for a railway contact network as claimed in claim 5, wherein the cross-sectional shape of the cavity is rectangular.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223032482.8U CN218750418U (en) | 2022-11-15 | 2022-11-15 | Busbar for railway contact net |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223032482.8U CN218750418U (en) | 2022-11-15 | 2022-11-15 | Busbar for railway contact net |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218750418U true CN218750418U (en) | 2023-03-28 |
Family
ID=85648979
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202223032482.8U Active CN218750418U (en) | 2022-11-15 | 2022-11-15 | Busbar for railway contact net |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218750418U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117346992A (en) * | 2023-10-30 | 2024-01-05 | 中铁建电气化局集团轨道交通器材有限公司 | Online simulation testing device and method for elastic damping positioning wire clamp |
-
2022
- 2022-11-15 CN CN202223032482.8U patent/CN218750418U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117346992A (en) * | 2023-10-30 | 2024-01-05 | 中铁建电气化局集团轨道交通器材有限公司 | Online simulation testing device and method for elastic damping positioning wire clamp |
| CN117346992B (en) * | 2023-10-30 | 2024-05-10 | 中铁建电气化局集团轨道交通器材有限公司 | Online simulation testing device and method for elastic damping positioning wire clamp |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN218750418U (en) | Busbar for railway contact net | |
| CN106786287B (en) | A kind of split conductor support fitting | |
| CN214798665U (en) | Cable wiring installation system | |
| CN212303966U (en) | Combined terminal strip structure for power box | |
| CN210245281U (en) | Conductive rod easy to adjust and install | |
| CN209150496U (en) | A kind of busbar rapid insertion device | |
| CN113115554B (en) | Cabinet type server | |
| CN202758906U (en) | A pressing device of a solar energy photovoltaic plate | |
| CN218919923U (en) | Bus duct | |
| CN216290104U (en) | Auxiliary mounting bracket for electric power engineering circuit | |
| CN220324924U (en) | High-current low-voltage cabinet bus assembly | |
| CN2836293Y (en) | Release-type damping space bar | |
| CN211295421U (en) | Wiring copper bar | |
| CN216355875U (en) | Bus duct connector clamping plate | |
| CN217656374U (en) | Wiring device for computer network line | |
| CN110970843A (en) | Novel electronic communication wire support | |
| CN215772373U (en) | Universal sheath for low-voltage wire harness | |
| CN220190402U (en) | Cabling rack | |
| CN214227727U (en) | Bridge frame connecting device | |
| CN212726404U (en) | Adjustable cable support | |
| CN214689119U (en) | Wire clamp type insulation cross device | |
| CN219477263U (en) | Equipment installation debugging device | |
| CN220156173U (en) | Lighting bus duct connector | |
| CN218975889U (en) | Converging assembly | |
| CN216355878U (en) | Connect swift stable bus duct subassembly |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |