CN215267074U

CN215267074U - Lightning protection device for railway traction power supply device

Info

Publication number: CN215267074U
Application number: CN202121306725.5U
Authority: CN
Inventors: 冶荣; 姚瑞峰; 裘宇; 潘超
Original assignee: Individual
Current assignee: Individual
Priority date: 2021-06-10
Filing date: 2021-06-10
Publication date: 2021-12-21
Anticipated expiration: 2031-06-10

Abstract

The utility model provides a lightning protection device for a railway traction power supply device, which comprises a vertical rod, a fixed disc, a lifting component and a fixed component; lifting unit includes dwang, first gear, second gear, threaded rod, screw ring, bracing piece and kicking block, the inside of pole setting is rotated and is connected with the dwang, the first gear of outside fixedly connected with of dwang, the outside meshing of first gear is connected with the second gear. The utility model provides a railway pulls lightning protection device for power supply unit has solved and has pull power supply unit and rely on lightning rod or arrester to carry out the lightning protection by a wide margin, and partial lightning rod is overhauing or when changing, and the process is comparatively loaded down with trivial details, and efficiency is lower, and the mounting height of partial lightning rod can't be adjusted according to surrounding environment and different meteorological condition simultaneously, leads to the lightning protection effect not good, problem that the practicality is not high.

Description

Lightning protection device for railway traction power supply device

Technical Field

The utility model relates to a railway pulls the field, especially relates to a railway pulls lightning protection device for power supply unit.

Background

The railway is a track line for vehicles such as trains and the like to run, a locomotive pulls train vehicles to run on two parallel rails, the traditional mode is steel wheel running, but the generalized railway transportation also comprises a non-steel wheel running mode such as a magnetic suspension train, a cable car, a cableway and the like, or called rail transportation, a traction device is needed to drive a train during railway transportation, lightning stroke discharge induces lightning stroke electromagnetic pulse overvoltage and overcurrent in thunderstorm weather, and the lightning stroke electromagnetic pulse overvoltage and the overcurrent damage the traction device through a station power supply system, a communication signal transmission channel and a grounding system.

At present, draw power supply unit to rely on lightning rod or arrester to carry out the lightning protection mostly, and partial lightning rod is overhauing or when changing, and the process is comparatively loaded down with trivial details, and efficiency is lower, and the mounting height of partial lightning rod can't be adjusted according to surrounding environment and different meteorological conditions simultaneously, leads to the lightning protection effect not good, and the practicality is not high.

Therefore, there is a need to provide a new lightning protection device for a railway traction power supply device to solve the above technical problems.

SUMMERY OF THE UTILITY MODEL

In order to solve the technical problem, the utility model provides a railway that is convenient for staff overhauls or changes the lightning rod has, can be simultaneously according to surrounding environment's change and different meteorological conditions, highly adjusts the lightning protection device for power supply unit is drawn to the lightning rod.

The utility model provides a lightning protection device for a railway traction power supply device, which comprises a vertical rod, a fixed disc, a lifting component and a fixed component; the lifting assembly comprises a rotating rod, a first gear, a second gear, a threaded rod, a threaded ring, a supporting rod and a top block, wherein the rotating rod is rotatably connected inside the vertical rod, the first gear is fixedly connected to the outer side of the rotating rod, the second gear is meshed and connected to the outer side of the first gear, the threaded rod is fixedly connected to the inner ring of the second gear, the threaded ring is connected to the outer side of the threaded rod in a threaded manner, the supporting rod is fixedly connected to the top of the threaded ring, and the top block is fixedly connected to the top of the supporting rod; fixed subassembly includes recess, rotary rod, connecting plate, pulling rod and spring, the recess has been seted up to the inside of fixed disk, the inside rotation of fixed disk is connected with the rotary rod, the top fixedly connected with connecting plate of rotary rod, the inside sliding connection of connecting plate has the pulling rod, the outside cover of pulling rod is equipped with the spring, the one end of spring and the outside welding of pulling rod.

In order to reach the effect of being convenient for carry out the dismouting to this device, conduct the utility model provides a lightning protection device for railway traction power supply unit, it is preferred, one side fixedly connected with contact net of pole setting, the bottom fixedly connected with base of pole setting.

In order to reach the effect in the electric current transmission to the pole setting outside that prevents the thunderbolt and produce, conduct the utility model provides a railway pulls lightning protection device for power supply unit, preferred, the inside threaded connection of base has the bolt, the outside cover of pole setting is equipped with insulating cover.

Carry out the effect of dismouting, conduct in order to reach the person of facilitating the use to placing the ring the utility model provides a railway pulls lightning protection device for power supply unit, it is preferred, the top fixedly connected with ejector pin of kicking block, the inside sliding connection of fixed disk has places the ring.

In order to reach the effect that convenient to use person carries out the dismouting to the lightning rod, conduct the utility model provides a lightning protection device for railway traction power supply unit, it is preferred, place the inside of ring and offer the cavity that uses with the cooperation of pulling rod, place the top fixedly connected with connecting rod of ring.

In order to reach the effect that the staff of being convenient for overhauld and change the lightning rod, conduct the utility model provides a lightning protection device for railway traction power supply unit, it is preferred, the top fixedly connected with chassis of connecting rod, the top fixedly connected with lightning rod on chassis.

Carry on spacingly in order to reach the conductor wire for the conductor wire can normal play effect, conduct the utility model provides a railway pulls lightning protection device for power supply unit, preferred, the solid fixed ring of one side fixedly connected with on fixed disk and chassis, one side of lightning rod is provided with the conductor wire, the outside of conductor wire and the inner wall sliding connection of solidus ring.

Compared with the prior art, the beneficial effects of the utility model are that:

the lightning protection device for the railway traction power supply device is characterized in that a fixing component is arranged, when a user needs to overhaul or replace a lightning rod, the user pulls a pulling rod to compress a spring, the pulling rod is separated from the inside of a cavity, then a connecting plate is rotated to drive a rotating rod to move, then the user pulls the lightning rod to separate a placing ring from the inside of a cavity groove, so that the lightning rod can be conveniently disassembled and replaced by the user, the working efficiency of workers is improved, when the user needs to adjust the height of the lightning rod by arranging a lifting component, the rotating rod is rotated to drive a first gear to rotate, the first gear drives a second gear to rotate, the second gear drives a threaded rod to rotate, the threaded rod drives a threaded ring to move, the threaded ring can drive a supporting rod to move, the supporting rod drives a top block to move, and the top block drives a fixing disc to move, thereby make the height of lightning rod can adjust, and then make the height of lightning rod adjust according to the change of environment and meteorological condition, make the lightning rod can play a role, reach the purpose of lightning protection, it relies on lightning rod or arrester to carry out the lightning protection to have solved current traction power supply unit mostly, some lightning rods are overhauing or when changing, the process is comparatively loaded down with trivial details, efficiency is lower, the mounting height of part lightning rod can't be adjusted according to surrounding environment and different meteorological condition simultaneously, lead to the lightning protection effect not good, the not high problem of practicality.

Drawings

Fig. 1 is a schematic structural diagram of a preferred embodiment of a lightning protection device for a railway traction power supply device according to the present invention;

fig. 2 is a schematic structural view of the vertical rod of the present invention;

FIG. 3 is a schematic structural view of the fixing assembly of the present invention;

FIG. 4 is a schematic view of the structure of the point A shown in FIG. 1 according to the present invention;

fig. 5 is a schematic structural diagram of the threaded ring and the top block of the present invention.

Reference numbers in the figures: 1. erecting a rod; 2. fixing the disc; 3. a lifting assembly; 31. rotating the rod; 32. a first gear; 33. a second gear; 34. a threaded rod; 35. a threaded ring; 36. a support bar; 37. a top block; 4. a fixing assembly; 41. a groove; 42. rotating the rod; 43. a connecting plate; 44. pulling a rod; 45. a spring; 5. a catenary; 6. a base; 7. a bolt; 8. an insulating sleeve; 9. a top rod; 10. placing a ring; 11. a cavity; 12. a connecting rod; 13. a lightning rod; 14. a chassis; 15. a wire fixing ring; 16. a conductive wire.

Detailed Description

The present invention will be further described with reference to the accompanying drawings and embodiments.

Please refer to fig. 1, fig. 2, fig. 3, fig. 4 and fig. 5 in combination, in which fig. 1 is a schematic structural diagram of a preferred embodiment of a lightning protection device for a railway traction power supply device according to the present invention; fig. 2 is a schematic structural view of the vertical rod of the present invention; FIG. 3 is a schematic structural view of the fixing assembly of the present invention; FIG. 4 is a schematic view of the structure of the point A shown in FIG. 1 according to the present invention; fig. 5 is a schematic structural diagram of the threaded ring and the top block of the present invention. The lightning protection device for the railway traction power supply device comprises a vertical rod 1 and a fixed disc 2.

In the specific implementation process, as shown in fig. 2, the lifting assembly 3 includes a rotating rod 31, a first gear 32, a second gear 33, a threaded rod 34, a threaded ring 35, a supporting rod 36 and a top block 37, the inside of the vertical rod 1 is rotatably connected with the rotating rod 31, the outside of the rotating rod 31 is fixedly connected with the first gear 32, the outside of the first gear 32 is meshed with the second gear 33, the inner ring of the second gear 33 is fixedly connected with the threaded rod 34, the outside of the threaded rod 34 is threadedly connected with the threaded ring 35, the top of the threaded ring 35 is fixedly connected with the supporting rod 36, and the top of the supporting rod 36 is fixedly connected with the top block 37.

It should be noted that: the user rotates dwang 31, dwang 31 drives first gear 32 and rotates, first gear 32 drives second gear 33 and rotates, second gear 33 drives and drives threaded rod 34 and rotate, threaded rod 34 drives the motion of threaded ring 35, threaded ring 35 drives the motion of bracing piece 36, and then bracing piece 36 drives the motion of kicking block 37, kicking block 37 drives the motion of fixed disk 2, and then can drive lightning rod 13 and move, make lightning rod 13's height adjust, and then under different environment and different meteorological conditions, highly adjust lightning rod 13, thereby make lightning rod 13 can better play a role, improve the practicality of this device.

Referring to fig. 4, the fixing assembly 4 includes a groove 41, a rotating rod 42, a connecting plate 43, a pulling rod 44 and a spring 45, the groove 41 is formed in the fixing plate 2, the rotating rod 42 is rotatably connected to the inside of the fixing plate 2, the connecting plate 43 is fixedly connected to the top of the rotating rod 42, the pulling rod 44 is slidably connected to the inside of the connecting plate 43, the spring 45 is sleeved on the outer side of the pulling rod 44, and one end of the spring 45 is welded to the outer side of the pulling rod 44.

The top of the top block 37 is fixedly connected with a top rod 9, and the inside of the fixed disk 2 is connected with a placing ring 10 in a sliding way.

The placing ring 10 is internally provided with a cavity 11 matched with the pulling rod 44 for use, and the top of the placing ring 10 is fixedly connected with a connecting rod 12.

It should be noted that: when the user needs to overhaul or change lightning rod 13, at first the user stimulates pulling rod 44, pulling rod 44 breaks away from the inside of cavity 11, pulling rod 44 makes spring 45 compressed simultaneously, then rotate connecting plate 43, connecting plate 43 drives rotary rod 42 and rotates, make pulling rod 44 shift to the fixed disk 2 inboard, then the user stimulates lightning rod 13, make it breaks away from inside recess 41 to place ring 10, and then the staff overhauls or changes lightning rod 13, and the work efficiency is improved.

Referring to fig. 1, 4 and 5, one side of the vertical rod 1 is fixedly connected with a contact net 5, and the bottom of the vertical rod 1 is fixedly connected with a base 6.

The inside threaded connection of base 6 has bolt 7, and the outside cover of pole setting 1 is equipped with insulating cover 8.

The top of the connecting rod 12 is fixedly connected with a chassis 14, and the top of the chassis 14 is fixedly connected with a lightning rod 13.

A wire fixing ring 15 is fixedly connected with one side of the fixed disc 2 and the chassis 14, a conductive wire 16 is arranged on one side of the lightning rod 13, and the outer side of the conductive wire 16 is connected with the inner wall of the wire fixing ring 15 in a sliding manner.

It should be noted that: when the user is installing this device, place the back that finishes base 6, rotate bolt 7, bolt 7 makes base 6 and traction power supply unit be connected closely, then the user finishes the installation with lightning rod 13 back, passes solid wire ring 15 with conductor wire 16 inside, and then makes conductor wire 16's position can not change at will to make conductor wire 16 can normally function.

The utility model provides a pair of lightning protection device for railway traction power supply unit's theory of operation as follows:

when a user needs to install the device, firstly, the base 6 is placed stably, then the user rotates the bolt 7, so that the bolt 7 enters the inside of the base 6, meanwhile, the bolt 7 enables the base 6 and the power supply device to be tightly connected, so that the device is stable, then the user places the placing ring 10 into the inside of the groove 41, pulls the pulling rod 44, so that the spring 45 is compressed, the connecting plate 43 is rotated, the connecting plate 43 drives the rotating rod 42 to rotate, so that the pulling rod 44 moves to the upper part of the cavity 11, then the user sends the pulling rod 44 open, the pulling rod 44 enables the pulling rod 44 to enter the inside of the cavity 11 under the elastic force of the spring 45, so that the placing ring 10 can be tightly fixed by the pulling rod 44, when the surrounding environment and meteorological conditions change, the user needs to adjust the height of the lightning rod 13, the rotating rod 31 is rotated, the rotating rod 31 drives the first gear 32 to rotate, first gear 32 drives second gear 33, and second gear 33 drives threaded rod 34 and rotates, and threaded rod 34 drives the motion of screw ring 35, and screw ring 35 drives bracing piece 36 motion, and bracing piece 36 drives the motion of kicking block 37, and then makes the height of lightning rod 13 adjust, improves the practicality of this device.

The above is only the embodiment of the present invention, not limiting the scope of the present invention, all the equivalent structures or equivalent processes of the present invention can be used in other related technical fields, directly or indirectly, or in the same way as the present invention.

Claims

1. The utility model provides a lightning protection device for railway traction power supply unit which characterized in that includes:

the upright stanchion (1) and the fixed disc (2);

the lifting component (3) comprises a rotating rod (31), a first gear (32), a second gear (33), a threaded rod (34), a threaded ring (35), a supporting rod (36) and a top block (37), the rotating rod (31) is rotatably connected inside the vertical rod (1), the first gear (32) is fixedly connected to the outer side of the rotating rod (31), the second gear (33) is meshed and connected to the outer side of the first gear (32), the threaded rod (34) is fixedly connected to the inner ring of the second gear (33), the threaded ring (35) is in threaded connection with the outer side of the threaded rod (34), the supporting rod (36) is fixedly connected to the top of the threaded ring (35), and the top block (37) is fixedly connected to the top of the supporting rod (36);

fixed component (4), fixed component (4) include recess (41), rotary rod (42), connecting plate (43), pull pole (44) and spring (45), the inside of fixed disk (2) is seted up fluted (41), the internal rotation of fixed disk (2) is connected with rotary rod (42), the top fixedly connected with connecting plate (43) of rotary rod (42), the internal sliding connection of connecting plate (43) has pull pole (44), the outside cover that pulls pole (44) is equipped with spring (45), the outside welding of the one end of spring (45) and pull pole (44).

2. The lightning protection device for the railway traction power supply device according to claim 1, wherein one side of the vertical rod (1) is fixedly connected with a contact net (5), and the bottom of the vertical rod (1) is fixedly connected with a base (6).

3. The lightning protection device for a railway traction power supply according to claim 2, characterized in that the base (6) is internally threaded with a bolt (7), and the outside of the upright (1) is sleeved with an insulating sleeve (8).

4. The lightning protection device for a railway traction power supply device according to claim 1, characterized in that a top rod (9) is fixedly connected to the top of the top block (37), and a placing ring (10) is slidably connected to the inside of the fixed disk (2).

5. The lightning protection device for the railway traction power supply device according to claim 4, wherein a cavity (11) matched with the pulling rod (44) is formed in the placing ring (10), and a connecting rod (12) is fixedly connected to the top of the placing ring (10).

6. Lightning protection device for a railway traction power supply according to claim 5, characterized in that a chassis (14) is fixedly connected to the top of the connection rod (12), and a lightning rod (13) is fixedly connected to the top of the chassis (14).

7. The lightning protection device for the railway traction power supply device according to claim 6, wherein a wire fixing ring (15) is fixedly connected to one side of the fixed disc (2) and the chassis (14), a conductive wire (16) is arranged on one side of the lightning rod (13), and the outer side of the conductive wire (16) is slidably connected with the inner wall of the wire fixing ring (15).