CN214835213U

CN214835213U - Auxiliary telescopic walking mechanism

Info

Publication number: CN214835213U
Application number: CN202120702383.2U
Authority: CN
Inventors: 黎莎; 张陆阳
Original assignee: Beijing Railway Institute of Mechanical and Electrical Engineering Group Co Ltd
Current assignee: Beijing Railway Institute of Mechanical and Electrical Engineering Group Co Ltd
Priority date: 2021-04-07
Filing date: 2021-04-07
Publication date: 2021-11-23
Anticipated expiration: 2031-04-07

Abstract

The utility model discloses an auxiliary telescopic running mechanism, which belongs to the technical field of rail transit, and comprises a supporting part, a telescopic part and a running part, wherein the top of the supporting part is detachably connected with a rail bridge; the top of the telescopic part is detachably connected with the supporting part, and the telescopic part can be stretched along the height direction of the track bridge; one end of the walking part is connected with the supporting part in a sliding mode, the other end of the walking part is detachably connected with the telescopic part, and the walking part can move on the ground. The utility model provides an auxiliary telescopic walking mechanism has realized shortening track bridge travel time's technological effect.

Description

Auxiliary telescopic walking mechanism

Technical Field

The utility model relates to a track traffic technical field especially relates to an auxiliary telescopic walking mechanism.

Background

For rail bridges in a garage of a motor train or a high-speed rail, a part of rail bridges are movable, the part of rail bridges need to be removed when the wheel set is replaced, so that the wheel set is replaced, and the part of rail bridges are moved back after the wheel set is replaced.

The method for moving the part of track bridge commonly used at present is to move by means of a forklift, and the track bridge is erected by the forklift and then moved, but the time requirement of the wheel set replacement process is often tight, the wheel set replacement process needs to be completed in a short time, and the moving time required by the method for moving the track bridge by using the forklift is long.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an auxiliary telescopic walking mechanism to solve the long technical problem of track bridge removal time that exists among the prior art.

As the conception, the utility model adopts the technical proposal that:

an auxiliary telescopic running gear comprising:

the top of the supporting part is detachably connected with the track bridge;

the top of the telescopic part is detachably connected with the supporting part, and the telescopic part can be stretched along the height direction of the track bridge;

the walking part, walk the one end of walking part with supporting part sliding connection, the other end with the connection can be dismantled to the telescoping portion, walk the walking part and can remove subaerial.

Further, the supporting part includes backup pad and a plurality of connecting piece, the backup pad with the track bridge butt, the connecting piece is worn to locate the backup pad and with the track bridge can dismantle the connection.

Furthermore, the walking part comprises two sliding rods, the supporting part further comprises two sleeves, the sleeves are arranged along the height direction of the track bridge, the top ends of the sleeves are fixedly connected with the supporting plate, and the sliding rods are in sliding connection with the sleeves.

Furthermore, the walking part also comprises a connecting plate and walking wheels, the two sliding rods are positioned at two sides of the upper end of the connecting plate, one end of the connecting plate is fixedly connected with the sliding rods, and the other end of the connecting plate is detachably connected with the walking wheels.

Further, walk the head and still include the connecting block, the connecting block is located two between the slide bar, connecting block fixed connection in the upper end of connecting plate, the lower extreme of pars contractilis with the connection can be dismantled to the connecting block and be connected.

Furthermore, the number of the walking wheels is two, and the two walking wheels are respectively arranged on two sides of the lower end of the connecting plate.

Further, the supporting portion further comprises a plurality of reinforcing ribs, the top surfaces of the reinforcing ribs are fixedly connected with the supporting plate, and the side surfaces of the reinforcing ribs are fixedly connected with the sleeve.

Further, the supporting part still includes the link, the both ends of link respectively fixed connection in two telescopic outer peripheral face, the upper end of pars contractilis with the link can be dismantled and be connected.

Further, the connecting piece is a bolt.

Further, the support portion further comprises a spring washer and a flat washer, the spring washer and the flat washer are arranged between the bolt and the support plate, and the spring washer is located below the flat washer.

The utility model has the advantages that:

the utility model provides a pair of supplementary telescopic walking mechanism, the supporting part is connected and is supported the track bridge, and the pars contractilis extends to the ground direction when the track bridge needs to remove for thereby walk capable portion and ground contact can walk subaerial, and other rotary driving mechanism drive track bridge on the track bridge are rotatory, and supplementary telescopic walking mechanism assists and supports the track bridge, makes the track bridge rotate smoothly and removes, makes the track bridge remove rapidly. The utility model provides an auxiliary telescopic walking mechanism has realized shortening track bridge travel time's technological effect.

Drawings

FIG. 1 is a schematic structural view of an auxiliary telescopic running gear provided in the present invention;

FIG. 2 is a front view of the auxiliary telescopic running gear of the present invention.

In the figure:

1. a support portion; 11. a support plate; 12. a connecting member; 13. a sleeve; 14. a reinforcing rib plate; 15. a connecting frame; 16. a spring washer; 17. a flat washer;

2. a telescopic part;

3. a running part; 31. a slide bar; 32. a connecting plate; 33. a running wheel; 34. and (4) connecting the blocks.

Detailed Description

Reference will now be made in detail to the embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar elements or elements having the same or similar functions throughout. The embodiments described below with reference to the drawings are exemplary and intended to be used for explaining the present invention, and should not be construed as limiting the present invention.

In the description of the present invention, unless expressly stated or limited otherwise, the terms "connected," "connected," and "fixed" are to be construed broadly, e.g., as meaning permanently connected, detachably connected, or integral to one another; can be mechanically or electrically connected; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

In the present disclosure, unless expressly stated or limited otherwise, the first feature "on" or "under" the second feature may comprise direct contact between the first and second features, or may comprise contact between the first and second features not directly. Also, the first feature being "on," "above" and "over" the second feature includes the first feature being directly on and obliquely above the second feature, or merely indicating that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly under and obliquely below the second feature, or simply meaning that the first feature is at a lesser elevation than the second feature.

The technical solution of the present invention is further explained by the following embodiments with reference to the accompanying drawings.

An embodiment of the utility model provides an auxiliary telescopic walking mechanism for auxiliary stay track bridge quick travel.

Referring to fig. 1 and 2, the auxiliary telescopic walking mechanism comprises a supporting part 1, a telescopic part 2 and a walking part 3, wherein the top of the supporting part 1 is detachably connected with a track bridge; the top of the telescopic part 2 is detachably connected with the supporting part 1, and the telescopic part 2 can be stretched along the height direction of the track bridge; one end of the walking part 3 is connected with the supporting part 1 in a sliding way, the other end of the walking part 3 is detachably connected with the telescopic part 2, and the walking part 3 can move on the ground.

The supporting portion 1 is connected with and supports the track bridge, when the track bridge needs to move, the telescopic portion 2 extends towards the ground direction, so that the walking portion 3 is in contact with the ground and can walk on the ground, other rotary driving mechanisms on the track bridge drive the track bridge to rotate, the auxiliary telescopic walking mechanism assists in supporting the track bridge, the track bridge can smoothly rotate and move, and the track bridge moves rapidly.

Referring to fig. 1 and 2, the supporting portion 1 includes a supporting plate 11 and a plurality of connecting members 12, the supporting plate 11 abuts against the track bridge, and the connecting members 12 penetrate through the supporting plate 11 and are detachably connected with the track bridge, so that the auxiliary telescopic walking mechanism is connected with the track bridge.

The walking part 3 comprises two sliding rods 31, the supporting part 1 further comprises two sleeves 13, the sleeves 13 are arranged along the height direction of the track bridge, the top ends of the sleeves 13 are fixedly connected with the supporting plate 11, and the sliding rods 31 are in sliding connection with the sleeves 13, so that the sliding rods 31 are guaranteed to slide along the height direction of the track bridge.

The walking part 3 further comprises a connecting plate 32 and walking wheels 33, the two sliding rods 31 are positioned on two sides of the upper end of the connecting plate 32, one end of the connecting plate 32 is fixedly connected with the sliding rods 31, and the other end of the connecting plate 32 is detachably connected with the walking wheels 33, so that the synchronous movement of the sliding rods 31, the connecting plate 32 and the walking wheels 33 along the height direction of the track bridge is realized, and the walking function of the walking wheels 33 is realized.

The walking part 3 further comprises a connecting block 34, the connecting block 34 is located between the two sliding rods 31, the connecting block 34 is fixedly connected to the upper end of the connecting plate 32, the lower end of the telescopic part 2 is detachably connected with the connecting block 34, the detachable connection is a pin shaft connection and is locked through a cotter pin, and the telescopic part 2 drives the connecting plate 32 to move along the height direction of the track bridge, so that the sliding rods 31 and the walking wheels 33 are driven to move along the height direction of the track bridge.

The two running wheels 33 are arranged, the two running wheels 33 are respectively arranged at two sides of the lower end of the connecting plate 32, and the two running wheels 33 are more stable in structure.

The supporting part 1 further comprises a plurality of reinforcing ribs 14, the top surfaces of the reinforcing ribs 14 are fixedly connected with the supporting plate 11, the side surfaces of the reinforcing ribs 14 are fixedly connected with the sleeve 13, and the reinforcing ribs 14 play a supporting role and disperse stress at the connecting part of the supporting plate 11 and the sleeve 13.

The supporting part 1 further comprises a connecting frame 15, the two ends of the connecting frame 15 are respectively fixedly connected to the outer peripheral surfaces of the two sleeves 13, the upper end of the telescopic part 2 is detachably connected with the connecting frame 15, the telescopic part is detachably connected with the connecting frame 15 through a pin shaft, the pin shaft is locked through a cotter pin, the pin shaft is connected with the telescopic part reliably, and the telescopic part is convenient to detach.

The connecting piece 12 is a bolt, so that the bolt connection is stable, the disassembly and the assembly are convenient, and the cost is low.

Referring to fig. 2, the support portion 1 further includes a spring washer 16 and a flat washer 17, the spring washer 16 and the flat washer 17 are disposed between the bolt and the support plate 11, the spring washer 16 is located below the flat washer 17, the spring washer 16 increases the friction force of the bolt to prevent loosening, and the flat washer 17 increases the contact area to protect the support plate 11 from being damaged.

When the auxiliary telescopic running mechanisms are used, the plurality of auxiliary telescopic running mechanisms are connected with the track bridge, the number of the auxiliary telescopic running mechanisms is ensured to enable the track bridge to move smoothly, the telescopic part 2 is driven by the motor to extend, the telescopic part 2 drives the running part 3 to extend along the height direction of the track bridge, the sliding rod 31 slides in the sleeve 13 at the moment, the extension is stopped when the running wheels 33 abut against the ground, other rotary driving mechanisms on the track bridge drive the track bridge to rotate, the auxiliary telescopic running mechanisms assist in supporting the track bridge, and the track bridge can rotate smoothly to move away. After the wheel pair is replaced, other rotary driving mechanisms on the track bridge drive the track bridge to rotate, the auxiliary telescopic walking mechanism assists in supporting the track bridge, the track bridge can smoothly rotate and move back, the motor drives the telescopic part 2 to contract, the walking wheels 33 leave the ground, and the auxiliary telescopic walking mechanism and the track bridge are disconnected by detaching the connecting piece 12.

The above embodiments have been described only the basic principles and features of the present invention, and the present invention is not limited by the above embodiments, and is not departing from the spirit and scope of the present invention. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. An auxiliary telescopic running gear, comprising:

the top of the support part (1) is detachably connected with the track bridge;

the top of the telescopic part (2) is detachably connected with the supporting part (1), and the telescopic part (2) can be stretched along the height direction of the track bridge;

walk capable portion (3), walk one end of capable portion (3) with supporting part (1) sliding connection, the other end with telescopic part (2) can dismantle the connection, walk capable portion (3) and can remove subaerial.

2. Auxiliary telescopic running gear according to claim 1, characterized in that the support (1) comprises a support plate (11) and a plurality of connecting pieces (12), the support plate (11) being in abutment with the rail bridge, the connecting pieces (12) being arranged through the support plate (11) and being detachably connected to the rail bridge.

3. An auxiliary telescopic running gear according to claim 2, wherein the running gear (3) comprises two sliding rods (31), the support (1) further comprises two sleeves (13), the sleeves (13) are arranged along the height direction of the track bridge and are fixedly connected at the top end to the support plate (11), and the sliding rods (31) are slidably connected to the sleeves (13).

4. An auxiliary telescopic running gear according to claim 3, wherein the running gear (3) further comprises a connecting plate (32) and running wheels (33), two sliding rods (31) are located on both sides of the upper end of the connecting plate (32), one end of the connecting plate (32) is fixedly connected with the sliding rods (31) and the other end is detachably connected with the running wheels (33).

5. Auxiliary telescopic running gear according to claim 4, characterized in that the running gear (3) further comprises a connecting block (34), the connecting block (34) being located between the two sliding bars (31), the connecting block (34) being fixedly connected to the upper end of the connecting plate (32), the lower end of the telescopic part (2) being detachably connected to the connecting block (34).

6. Auxiliary telescopic running gear according to claim 4, characterized in that said running wheels (33) are provided in two, said two running wheels (33) being provided on either side of the lower end of said connecting plate (32).

7. An auxiliary telescopic running gear according to claim 3, wherein the support (1) further comprises a plurality of reinforcing ribs (14), the top surface of the reinforcing ribs (14) being fixedly connected to the support plate (11), the side surface of the reinforcing ribs (14) being fixedly connected to the sleeve (13).

8. An auxiliary telescopic running gear according to claim 3, wherein the support part (1) further comprises a connecting frame (15), both ends of the connecting frame (15) are fixedly connected to the outer peripheral surfaces of the two sleeves (13), respectively, and the upper end of the telescopic part (2) is detachably connected to the connecting frame (15).

9. An auxiliary telescopic running gear according to claim 2, characterised in that the connecting piece (12) is a bolt.

10. Auxiliary telescopic running gear according to claim 9, characterized in that the support (1) further comprises a spring washer (16) and a flat washer (17), the spring washer (16) and the flat washer (17) being arranged between the bolt and the support plate (11), the spring washer (16) being located below the flat washer (17).