CN210617907U

CN210617907U - Carrier cable seat for carrier cable of high-speed railway contact network

Info

Publication number: CN210617907U
Application number: CN201921268763.9U
Authority: CN
Inventors: 王兴全; 王琪; 赵毅; 唐鹏
Original assignee: China France High Speed Railway Technology Xi'an Co ltd
Current assignee: China France High Speed Railway Technology Xi'an Co ltd
Priority date: 2019-08-07
Filing date: 2019-08-07
Publication date: 2020-05-26
Anticipated expiration: 2029-08-07

Abstract

The utility model provides a carrier cable seat used on a carrier cable of a high-speed railway contact system, wherein the top of a hoop is horizontally provided with a saddle, one end of the saddle is fixed on the hoop, the other end of the saddle deviates from one side of the hoop, a supporting block is arranged below the saddle deviating from one side of the hoop, and the side edge of the supporting block is fixed on the hoop; the bottom of the power strip is provided with a fixing table, the fixing table is arranged on the support table, the support table is provided with a through hole penetrating from the upper end face to the lower end face, the lower end face of the fixing table is fixedly provided with a cylindrical pin matched with the through hole, the seat table is provided with a positioning hole, a U-shaped bolt is arranged in the positioning hole, and the tail end of the cylindrical pin is provided with a split pin. The structure of the power strip and the carrier cable of the device adopts a splicing mode, so that the structural height of the carrier cable seat is reduced, and the device is suitable for tunnels, especially tunnels with lower clear low altitude. The power board has the advantages that the power board is matched with notches on two sides through corners to be subjected to anti-friction treatment, rigid friction between the carrier cable and the power board caused by vibration of a running train is reduced, installation and adjustment are simple, and time and labor are saved.

Description

Carrier cable seat for carrier cable of high-speed railway contact network

Technical Field

The utility model relates to a high-speed railway contact net part, especially a messenger wire seat that is used for high-speed railway contact net messenger wire.

Background

Messenger wire seat is the mounting that is used for hanging messenger wire in the high-speed railway contact net, and its firm reliable degree of contact net circuit is directly influencing high-speed railway's operation safety, and along with the continuous extension of china's high-speed railway line, original messenger wire seat receives environmental impact factor to increase, and its intensity also frequently takes place the problem, and the problem of existence is: 1. the carrier cable seat adopts a four-bolt type connecting form of an upper hoop and a lower hoop on the horizontal cantilever, four bolts are penetrated in the carrier cable seat to be alternately fastened, and the carrier cable seat has the advantages of large number of required bolts, complex structure, complex installation and high operation and maintenance cost; 2. no matter the aluminum alloy combined messenger wire seat or the steel combined messenger wire seat is adopted, the fixed shaft is arranged right above the cantilever pipe, the structural height between the cantilever pipe and the messenger wire seat cannot be reduced, when the combined messenger wire seat is used in a tunnel with lower clear low altitude, the reserved space at the top of the tunnel is smaller, and the problem that the messenger wire is too close to the top of the tunnel exists; 3. in order to ensure that the catenary on the adjacent power strip is less bent, the length of the power strip is designed to be short and wide, but the actual running vibration of the passenger car enables the bearing line to swing to rub on the surface of the power strip, so that the service life of the bearing line is influenced.

Disclosure of Invention

In order to overcome the deficiencies in the prior art, the utility model provides a messenger wire seat for on high-speed railway contact net messenger wire.

The utility model discloses a realize through following technical scheme: including power strip and messenger's cable seat body, its characterized in that: the carrier cable seat body comprises an anchor ear and a support platform, the top of the anchor ear is horizontally provided with the support platform, one end of the support platform is fixed on the anchor ear, the other end of the support platform deviates from one side of the anchor ear, a supporting block is arranged below the support platform deviating from one side of the anchor ear, and the side edge of the supporting block is fixed on the anchor ear; the socket is characterized in that a fixing table is arranged at the bottom of the power strip, the fixing table is arranged on the supporting table, a through hole which penetrates through the supporting table from the upper end face to the lower end face of the supporting block is formed in the supporting table, cylindrical pins which are matched with the through hole are fixedly arranged on the lower end face of the fixing table, the power strip is in a groove shape, a plurality of openings which correspond to each other in pairs are formed in the side walls of the two sides of the power strip, the part, located on the opening, of the power strip is a seat platform in the horizontal direction, a positioning hole is formed in the seat platform, a U-shaped bolt is arranged in the positioning hole.

In the scheme, the power strip is a V-shaped groove, and the notches at the two ends of the V-shaped groove are in the shape of outwards bent horns.

In the above scheme, the inner side of the U-shaped bolt is also provided with a gasket adapted to the inner arc surface of the U-shaped bolt.

In the above scheme, the number of the openings is four, and the number of the U-shaped bolts is two.

In the scheme, the supporting beam is arranged between the side wall of the power strip and the fixing table.

The utility model relates to a messenger wire seat for on high-speed railway contact net messenger wire compares with prior art, and its beneficial effect is:

1. the structure of the power board and the carrier cable of the device adopts a splicing mode, the structure height of the carrier cable seat is reduced, the problem of the suspension structure height of the carrier cable in the tunnel is solved, and the device is suitable for the tunnel, in particular to the tunnel with lower clear low altitude;

2. the power strip is designed into a special groove shape, has corners and is matched with notches at two sides for anti-friction treatment, so that the rigid friction between the carrier cable and the power strip caused by the vibration of a running train is reduced;

3. retrench power strip plug assembly, avoided appearing the bolt phenomenon of dying, designed rigidity reinforcing part, strengthened the fixed ability of power strip to the carrier cable, can adapt to adverse circumstances.

Drawings

Fig. 1 is a schematic structural view of a messenger wire seat used on a messenger wire of a high-speed railway contact system of the utility model;

FIG. 2 is a top view of FIG. 1;

fig. 3 is a left side view of fig. 1.

In the figure: 1. the suspension cable fixing device comprises a messenger cable seat body, 2 parts of a locking part, 3 parts of a hoop, 4 parts of a cotter pin, 5 parts of a cylindrical pin, 6 parts of a through hole, 7 parts of a supporting block, 8 parts of a supporting platform, 9 parts of a fixing platform, 10 parts of a messenger cable, 11 parts of a gasket, 12 parts of a U-shaped bolt, 13 parts of a supporting frame, 14 parts of a power strip, 15 parts of an opening, 16 parts of a notch, 17 parts of a seat platform, 18 parts of a positioning hole and 19 parts of a horizontal cantilever.

Detailed Description

The utility model relates to a messenger wire seat for on high-speed railway contact net messenger wire is described with specific embodiment below with the accompanying drawings and:

fig. 1 is a schematic structural view of a messenger wire seat used on a messenger wire of a high-speed railway contact system, fig. 2 is a top view of fig. 1, and fig. 3 is a left side view of fig. 1. In the figure, the messenger wire seat comprises a wire pulling plate 14 and a messenger wire seat body 1, wherein the messenger wire seat body 1 comprises an anchor ear 3 and a saddle 8, the top of the anchor ear 3 is horizontally provided with the saddle 8, one end of the saddle 8 is fixed on the anchor ear 3, the other end of the saddle is deviated from one side of the anchor ear 3, a supporting block 7 is arranged below the saddle 8 deviated from one side of the anchor ear 3, and one side of the supporting block 7 close to the anchor ear 3 is fixed with the anchor ear 3; the bottom of power strip 14 sets up fixed station 9, fixed station 9 is arranged in on the saddle 8, saddle 8 sets up the through-hole 6 that runs through by the lower terminal surface of up end to supporting shoe 7, the fixed cylindric lock 5 that suits with through-hole 6 that sets up of lower terminal surface of fixed station 9, power strip 14 is the cell type, the lateral wall at power strip 14 both sides sets up a plurality of two liang of openings 15 that correspond, the part that power strip 14 is located opening 15 is horizontal seat platform 17, set up locating hole 18 on the seat platform 17, set up U type bolt 12 in the locating hole 18, cylindric lock 5 end sets up split pin 4, prevent that cylindric lock 5 from opening and taking off. The power strip 14 is a V-shaped groove, and notches 16 at two ends of the V-shaped groove are outwards bent and horn-shaped. The inner side of the U-shaped bolt 12 is also provided with a gasket 11 which is adaptive to the inner cambered surface of the U-shaped bolt 12. The number of the openings 15 is four, and the number of the U-bolts 12 is two. A support beam 13 is arranged between the side wall of the power strip 14 and the fixed platform 9.

When the device is used, the locking part 2 is fastened to fix the anchor ear 3 on the horizontal cantilever 19, the fixing table 9 is supported by the support table 8, the catenary 10 is arranged in the power board 14 and fixed by the U-shaped bolt 12, when a train runs and generates vibration to cause the catenary 10 to swing, the power board 14 is driven to drive the cylindrical pin 5 below the power board to rotate in the through hole 6, rigid friction of the catenary 10 on the surface of the power board 14 is reduced, when the vibration stops the catenary 10 to stop swinging, the power board 14 is static, the notches 16 at two ends of the power board 14 are horn-shaped, the inner arc surface of the U-shaped bolt 12 is provided with the gasket 11 matched with the catenary, and friction between the surface of the catenary 10 and the U-shaped bolt 12 is avoided.

The structure of the power strip and the carrier cable of the device adopts a splicing mode, the structural height of the carrier cable seat is reduced, the problem of the height of a carrier cable suspension structure in a tunnel is solved, and the device is suitable for the tunnel, especially the tunnel with lower clear low altitude. The special cell type of power strip design, power strip possess corner cooperation both sides notch and do antifriction and handle, reduce the messenger because of the rigidity friction that the operation train vibrations arouse with the power strip, retrencied power strip plug assembly, saved the bolt quantity for the connection, make installation adjustment simple, labour saving and time saving. The rigid reinforcing part is designed to reinforce the fixing capacity of the power strip to the carrier cable, and the power strip can adapt to severe environments.

The above description is only a preferred embodiment of the present invention, and the present invention is not limited to the above description, and although the present invention has been disclosed with reference to the preferred embodiment, it is not limited to the present invention, and any skilled person in the art can make various changes or modifications equivalent to the above embodiments without departing from the scope of the present invention, but all the modifications, changes and modifications of the above embodiments by the technical spirit of the present invention are within the scope of the present invention.

Claims

1. The utility model provides a messenger wire seat for on high-speed railway contact net messenger wire, includes power strip (14) and messenger wire seat body (1), its characterized in that: the carrier cable seat body (1) comprises an anchor ear (3) and a supporting platform (8), the supporting platform (8) is horizontally arranged at the top of the anchor ear (3), one end of the supporting platform (8) is fixed on the anchor ear (3), the other end of the supporting platform deviates from one side of the anchor ear (3), a supporting block (7) is arranged below the supporting platform (8) deviating from one side of the anchor ear (3), and the side edge of the supporting block (7) is fixed on the anchor ear (3); the bottom of power strip (14) sets up fixed station (9), on saddle (8) is arranged in fixed station (9), saddle (8) set up through-hole (6) that run through by the lower terminal surface of up end to supporting shoe (7), the fixed cylindric lock (5) that suit with through-hole (6) that set up of lower terminal surface of fixed station (9), power strip (14) are the cell type, the lateral wall of power strip (14) both sides sets up opening (15) of a plurality of two liang correspondences, the part that power strip (14) are located opening (15) is horizontal pedestal (17), set up locating hole (18) on pedestal (17), set up U type bolt (12) in locating hole (18), the end of cylindric lock (5) sets up split pin (4).

2. The messenger wire seat used for the messenger wire of the high-speed railway contact network of claim 1, which is characterized in that: the power strip (14) is a V-shaped groove, and notches (16) at two ends of the V-shaped groove are outwards bent and horn-shaped.

3. The messenger wire seat used for the messenger wire of the high-speed railway contact network of claim 1, which is characterized in that: and a gasket (11) which is adaptive to the inner arc surface of the U-shaped bolt (12) is also arranged on the inner side of the U-shaped bolt (12).

4. The messenger wire seat used for the messenger wire of the high-speed railway contact network of claim 1, which is characterized in that: the number of the openings (15) is four, and the number of the U-shaped bolts (12) is two.

5. The messenger wire seat used for the messenger wire of the high-speed railway contact network of claim 1, which is characterized in that: a supporting beam (13) is arranged between the side wall of the power strip (14) and the fixed platform (9).