CN214227245U

CN214227245U - Railway traction power supply device

Info

Publication number: CN214227245U
Application number: CN202120577827.4U
Authority: CN
Inventors: 张少辉; 张培; 马帅; 冯燕; 易楠
Original assignee: Zhengzhou Railway Vocational and Technical College
Current assignee: Zhengzhou Railway Vocational and Technical College
Priority date: 2021-03-22
Filing date: 2021-03-22
Publication date: 2021-09-17
Anticipated expiration: 2031-03-22

Abstract

The utility model discloses a railway traction power supply device, which comprises a base, wherein the upper end of the base is provided with a support, the upper end of the support is provided with a U-shaped block, the U-shaped block is provided with a chute, a slide block is arranged in the chute in a sliding manner, the upper end of the slide block is provided with a spring, the upper end of the spring is arranged on the inner wall of the chute, the outer side of the slide block passes through the U-shaped block through a connecting column and is connected with the slide block, a cavity is arranged in the slide block, a movable block is connected in the cavity in a sliding manner, and the upper end of the movable block is provided with a wedge-shaped movable block; the external thread column is rotated to drive the sliding block to move upwards, so that the sliding block slides on the inner wall of the sliding groove, the spring is compressed, and the power supply device is driven to move; the external threaded rod is rotated to drive the moving block to slide in the cavity, so that the wedge-shaped moving block slides in the horizontal direction until the wedge-shaped moving block and the wedge-shaped fixed block are matched to fix the power supply device.

Description

Railway traction power supply device

Technical Field

The utility model belongs to the technical field of the railway, specifically be a railway pulls power supply unit.

Background

The railway is a land transportation mode, and a locomotive pulls a train vehicle to run on two parallel rails; the traditional mode is steel wheel traveling, but the generalized railway transportation still includes non-steel wheel traveling modes such as magnetic suspension trains, cable cars, cableways and the like, or rail transportation.

The existing railway traction power supply device cannot fix the power supply device, and meanwhile, when other operations are not carried out, the power supply device cannot be fully protected, so that the power supply device is easily damaged.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a railway pulls power supply unit to solve the fixed inconvenient problem of power supply unit.

In order to achieve the above object, the utility model provides a following technical scheme: a railway traction power supply device comprises a base, wherein the upper end of the base is provided with two supporting columns which are respectively fixedly welded on two sides of the upper end of the base, the upper end of each supporting column is provided with a U-shaped block, the U-shaped block is fixedly welded on the upper end of each supporting column, each U-shaped block is provided with a sliding chute, each sliding chute is arranged on the left side of the U-shaped block, a sliding block is arranged in each sliding chute in a sliding mode, the sliding block is limited on the inner wall of each sliding chute and can stably slide on the inner wall of each sliding chute, the upper end of each sliding block is provided with a spring, the spring is fixedly welded on the upper end of each sliding block, the upper end of each spring is arranged on the inner wall of each sliding chute, the outer side of each sliding block penetrates through the U-shaped block through a connecting column to be connected with the sliding block, the sliding block is welded with the connecting column of the sliding block, a cavity is formed in the right side of the sliding block, the movable block is connected to the inner wall of the cavity in a sliding mode, the movable block is limited to the inner wall of the cavity, stable sliding of the movable block on the inner wall of the cavity is guaranteed, the wedge-shaped movable block is arranged at the upper end of the movable block, and the wedge-shaped movable block is fixedly welded to the upper end of the movable block.

Preferably, the moving block is rotatably connected with an external threaded rod, and the external threaded rod can rotate on the inner side of the moving block, so that the moving block can be conveniently and stably moved leftwards and rightwards.

Preferably, one end of the external thread rod extends out of the U-shaped block, and the external thread rod can be connected to the inner wall of the sliding block in a threaded mode.

Preferably, the external screw thread pole passes through the bar inslot and slides and locate U type piece inner wall, and the external screw thread pole can slide from top to bottom at the bar inslot wall.

Preferably, the bottom of the U-shaped block is in threaded connection with an external threaded column, and the external threaded column is in threaded connection with two sides of the bottom of the U-shaped block.

Preferably, the upper end of the external thread column stretches out of the U-shaped block and is connected with the push plate, and the push plate is fixedly welded at the upper end of the external thread column.

Preferably, the upper end contact of push pedal is connected in the bottom of sliding block, and the bottom of push pedal contact sliding block conveniently drives the sliding block and removes.

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

1. the device can drive the sliding block through rotating the external screw thread post and shift up for the sliding block slides at the spout inner wall, with the spring compression, drives power supply unit and removes.

2. The device can drive the movable block to slide in the cavity by rotating the external threaded rod, so that the wedge-shaped movable block slides in the horizontal direction until the wedge-shaped movable block and the wedge-shaped fixed block are matched to fix the power supply device.

Drawings

Fig. 1 is a schematic view of the overall structure of the present invention;

fig. 2 is a cross-sectional view of the present invention;

fig. 3 is a side view of the present invention.

In the figure: 1. a base; 21. a pillar; 22. a U-shaped block; 31. a chute; 32. a slider; 33. a spring; 34. a slider; 35. a wedge-shaped fixed block; 41. a cavity; 42. a moving block; 43. a wedge-shaped moving block; 44. an externally threaded rod; 45. a strip-shaped groove; 51. an externally threaded post; 52. a push plate.

Detailed Description

Referring to fig. 1-3, a railway traction power supply device includes a base 1, a support column 21 is disposed at the upper end of the base 1, two support columns 21 are disposed and fixedly welded at two sides of the upper end of the base 1, a U-shaped block 22 is disposed at the upper end of the support column 21, the U-shaped block 22 is fixedly welded at the upper end of the support column 21, a sliding slot 31 is disposed on the U-shaped block 22, the sliding slot 31 is disposed at the left side of the U-shaped block 22, a sliding block 32 is slidably disposed in the sliding slot 31, the sliding block 32 is limited on the inner wall of the sliding slot 31 to ensure that the sliding block 32 can stably slide on the inner wall of the sliding slot 31, a spring 33 is disposed at the upper end of the sliding block 32, the spring 33 is fixedly welded at the upper end of the sliding block 32, the upper end of the spring 33 is fixedly welded on the inner wall of the top of the sliding slot 31, the outer side of the sliding block 32 penetrates through the U-shaped block 22 to connect with the sliding block 34, the connecting column of the sliding block 34 is welded with the sliding block 32, the cavity 41 is formed in the sliding block 34, the cavity 41 is formed in the right side of the sliding block 34, the moving block 42 is connected to the cavity 41 in a sliding mode, the moving block 42 is limited on the inner wall of the cavity 41, stable sliding of the moving block 42 on the inner wall of the cavity 41 is guaranteed, the wedge-shaped moving block 43 is arranged at the upper end of the moving block 42, and the wedge-shaped moving block 43 is fixedly welded to the upper end of the moving block 42.

Referring to fig. 1 and 2, an external threaded rod 44 is rotatably connected to the moving block 42, and the external threaded rod 44 can rotate inside the moving block 42, so that the moving block 42 can be moved stably left and right.

Referring to FIGS. 1 and 2, the male threaded rod 44 extends from the U-shaped block 22 at one end thereof, and the male threaded rod 44 is threadably engaged with the inner wall of the slide block 34.

Referring to fig. 1-3, the external screw rod 44 is slidably disposed on the inner wall of the U-shaped block 22 through a strip-shaped groove 45, and the external screw rod 44 can slide up and down on the inner wall of the strip-shaped groove 45.

Referring to fig. 1-3, the bottom of the U-shaped block 22 is threadedly connected with the external threaded post 51, and the external threaded post 51 is threadedly connected to two sides of the bottom of the U-shaped block 22.

Referring to fig. 1 and 2, the upper end of the externally threaded post 51 extends out of the U-shaped block 22 and is connected to the push plate 52, and the push plate 52 is fixedly welded to the upper end of the externally threaded post 51.

Referring to fig. 1-3, the upper end of the pushing plate 52 is connected to the bottom of the sliding block 34, and the pushing plate 52 is connected to the bottom of the sliding block 34 to facilitate moving the sliding block 34.

The working principle of the scheme is as follows: placing the power supply device on the sliding block 34, rotating the external threaded rod 44 to enable the external threaded rod 44 to rotate in the moving block 42, enabling the moving block 42 to slide on the inner wall of the cavity 41, and driving the wedge-shaped moving block 43 on the moving block 42 to horizontally move until the wedge-shaped moving block 43 and the wedge-shaped fixed block 35 are matched to fix the power supply device; forward rotation external screw thread post 51, external screw thread post 51 upwards removes and can drive push pedal 52 upwards promotes sliding block 34, make external screw thread pole 44 slide in bar groove 45, slider 32 slides at spout 31 inner wall, compress spring 33, move suitable position until power supply unit, move power supply unit, when needs protect fixing device, can reverse rotation external screw thread post 51, external screw thread post 51 is the downstream, make spring 33 reset and drive slider 32 and slide at spout 31 inner wall, move to U type piece 22 in slider 34, the convenience is protected power supply unit.

Claims

1. A railway traction power supply device comprises a base (1), and is characterized in that: the upper end of the base (1) is provided with a supporting column (21), the upper end of the supporting column (21) is provided with a U-shaped block (22), a sliding groove (31) is formed in the U-shaped block (22), a sliding block (32) is arranged in the sliding groove (31) in a sliding mode, a spring (33) is arranged at the upper end of the sliding block (32), the inner wall of the sliding groove (31) is arranged at the upper end of the spring (33), the outer side of the sliding block (32) penetrates through the U-shaped block (22) through a connecting column to be connected with the sliding block (34), a cavity (41) is formed in the sliding block (34), a moving block (42) is connected in the cavity (41) in a sliding mode, and the upper end of the moving block (42) is provided with a wedge-shaped moving block (43).

2. A railway traction power supply as claimed in claim 1, wherein: the moving block (42) is rotatably connected with an external thread rod (44).

3. A railway traction power supply as claimed in claim 2, wherein: one end of the external thread rod (44) extends out of the U-shaped block (22).

4. A railway traction power supply as claimed in claim 2, wherein: the external thread rod (44) is arranged on the inner wall of the U-shaped block (22) in a sliding mode through the strip-shaped groove (45).

5. A railway traction power supply unit according to claim 4, characterized in that: the bottom of the U-shaped block (22) is in threaded connection with an external threaded column (51).

6. A railway traction power supply unit according to claim 5, characterized in that: the upper end of the external thread column (51) extends out of the U-shaped block (22) and is connected with the push plate (52).

7. A railway traction power supply as claimed in claim 6, wherein: the upper end of the push plate (52) is connected with the bottom of the sliding block (34) in a contact manner.