CN211571213U - Extension guard rail device for narrow rail switch of coal mine - Google Patents

Abstract

The utility model discloses a narrow track switch extension guard rail device for coal mine, which relates to the field of underground track transportation of coal mine, the extension guard rail device comprises an extension guard rail I and an extension guard rail II, a certain acute angle is formed between the extension guard rail I and the extension guard rail II, the angle corresponds to the acute angle of a turnout, the extension guard rail I is positioned outside a long rail and is parallel to the long rail, two cushion blocks are uniformly distributed between the extension guard rail I and the long rail, the extension guard rail II is positioned outside a short rail and is parallel to the short rail, two cushion blocks are also uniformly distributed between the extension guard rail II and the short rail, the extension guard rail I and the cushion blocks are arranged on the long rail through a bolt I and a bolt II, the extension guard rail II and the cushion blocks are also arranged on the short rail through a bolt I and a bolt II, the outer sides of the extension guard rail I and the extension guard rail II correspond to the positions of each bolt, and a track clamping plate is respectively arranged on the bolt I and, the two ends are fixed by nuts. The utility model discloses factor of safety improves greatly, and the vehicle operation is more steady, simple structure, simple to operate.

Description

Extension guard rail device for narrow rail switch of coal mine

Technical Field

The utility model relates to a colliery track transportation field in the pit specifically is a colliery narrow track switch extends guardrail device, is applicable to the problem of solving the wheel and falling the way when solving the vehicle and going from switch rear portion to the switch front end.

Background

In the turnout in a large roadway transportation line under a mine, small guard rails are arranged at turnout discs of a plurality of turnouts, when an electric locomotive pulls a man car or a material car to run from the rear part of the turnout to the front part of the turnout, the wheels often ride on the guard rails due to slight swing of the wheels, the right wheels enter the guard rails of a stock rail, and the left wheels pass through frog parts of the turnout. There is therefore a need for an improved prior art small guard rail that effectively protects the rails and wheels and also provides for safer transportation.

Disclosure of Invention

The utility model discloses a solve the guardrail of current switch dish department improper, make the vehicle take place the problem that the vehicle fell the track or even overturns, provide a narrow track switch of colliery extends guardrail device.

The utility model discloses a realize through following technical scheme: a coal mine narrow track turnout extension guard rail device comprises a long rail and a short rail, wherein the long rail is connected with one end of the short rail and is an acute angle, the extension guard rail device comprises an extension guard rail I and an extension guard rail II, a certain acute angle is formed between the extension guard rail I and the extension guard rail II, the angle corresponds to the acute angle of the turnout, the extension guard rail I is positioned on the outer side of the long rail and is parallel to the long rail, two cushion blocks are uniformly arranged between the extension guard rail I and the long rail, the extension guard rail II is positioned on the outer side of the short rail and is parallel to the short rail, two cushion blocks are uniformly arranged between the extension guard rail II and the short rail, the extension guard rail I and the cushion blocks are arranged on the long rail through a bolt I and a bolt II, the extension guard rail II and the cushion blocks are also arranged on the short rail through a bolt I and a bolt II, the positions of the outer sides of the extension guard rail I and the extension guard rail II, corresponding to each bolt, are respectively provided with a respective track clamping plate, bolt I and bolt II are logical buckle bolt, bolt I and bolt II run through in proper order and extend the rail splint in the I outside of guardrail, extend guardrail I, cushion, long heart rail, short heart rail, cushion, extend guardrail II and extend the rail splint in the II outsides of guardrail, and both ends adopt the nut to fix.

The utility model relates to a guard rail device which is designed additionally aiming at the turnout disc, and changes the current situation that the prior guard rail is too small to protect, the common turnout comprises a long rail and a short rail, and the long rail is connected with one end of the short rail to form an acute angle, the extension guard rail device comprises an extension guard rail I and an extension guard rail II, the two extension guard rails are respectively positioned at the outer sides of the long rail and the short rail, the extension guard rail I is parallel to the long rail, the extension guard rail II is parallel to the short rail, so a certain acute angle is formed between the extension guard rail I and the extension guard rail II, the angle is corresponding to the acute angle of the turnout, two cushion blocks are uniformly distributed between the extension guard rail I and the long rail, two cushion blocks are also uniformly distributed between the extension guard rail II and the short rail, the extension guard rail I, the extension guard rail II and the cushion blocks are fixed on the turnout through a bolt I and a bolt II, the extension guard rail I and the corresponding cushion blocks are connected and fixed on the side edge, extend guardrail II and corresponding cushion and connect the side of fixing at the short heart rail, the outside that extends guardrail I and extension guardrail II still is equipped with respective track splint corresponding to the position of every bolt respectively, therefore bolt I and bolt II run through the track splint that extend the I outside of guardrail, extend guardrail I, cushion, long heart rail, short heart rail, cushion, extend guardrail II and extend the track splint in the II outsides of guardrail in proper order after, both ends adopt the nut to fix. The utility model discloses the specific operation does: processing two extension guard rails, 4 cushion blocks and 4 track clamping plates, during installation, arranging bolt holes at the positions of the long and short center rails of a turnout corresponding to installation bolts, then arranging bolt holes on the two extension guard rails, 4 cushion blocks and 4 track clamping plates, then arranging the two cushion blocks at the corresponding bolt holes on the outer sides of the long center rails, arranging the extension guard rails I at the outer sides of the two cushion blocks, simultaneously arranging the track clamping plates at the bolt holes on the outer sides of the extension guard rails I, then arranging the two cushion blocks at the corresponding bolt holes on the outer sides of the short center rails, then arranging the extension guard rails II at the outer sides of the two cushion blocks, simultaneously arranging the track clamping plates at the outer sides of the extension guard rails II, finally sequentially penetrating the track clamping plates on the outer sides of the extension guard rails I, the cushion blocks, the long center rails, the short center rails, the cushion blocks, the extension guard rails II and the track clamping plates on the outer sides of the extension guard rails, both ends adopt the nut to fix, extend the rail bottom and the firm contact of sleeper of guardrail, guarantee the level and place, the installation finishes, then the vehicle comes along the direction of travel, owing to predetermine the guardrail device, has prevented that the vehicle from falling the way.

Compared with the prior art the utility model discloses following beneficial effect has: the utility model provides a narrow track switch extension guardrail device in colliery 1, after adding and establishing extension guardrail, frog department guard wheel rail length increases, effectively prevents the rim axial float of wheel, plays the safe guide effect in advance, makes the vehicle pass through smoothly, has greatly increased factor of safety; 2. the cushion block is adopted between the extension guard rail and the center rail, particularly after the cushion block is made of polyurethane materials, the cushion block has good ductility and impact resistance, long service life and convenient replacement, can play a role in vibration reduction, effectively improves the stability of vehicle operation, and enables the vehicle to operate more stably; 3. the structure is simple, the installation is convenient, the whole process can be operated by 2 persons, the installation process is time-saving and labor-saving, and is convenient and quick; 4. repairing waste and utilizing waste, and changing waste into valuable: the extension guard rail is manufactured by utilizing waste steel rails through oxygen welding cutting, so that the cost is saved, the material investment is reduced, and meanwhile, the recycled waste steel rails are utilized.

Drawings

Fig. 1 is a schematic structural diagram of the present invention.

Fig. 2 is a schematic diagram of the structure application of the present invention.

Fig. 3 is a cross-sectional view taken along line a-a of fig. 2.

The figures are labeled as follows: 1-stock rail, 2-guard rail, 3-extension guard rail I, 4-long rail, 5-cushion block, 6-extension guard rail II, 7-bolt I, 8-bolt II, 9-rail clamp plate, 10-axle, 11-wheel, 12-small guard rail and 13-short rail.

Detailed Description

The following describes embodiments of the present invention with reference to the drawings.

The utility model provides a colliery narrow track trouble extends guardrail device, switch include long rail 4 and short rail 13, long rail 4 is connected and is the acute angle with short rail 13 one end, as shown in fig. 1~ 3: the extension guard rail device comprises an extension guard rail I3 and an extension guard rail II 6, a certain acute angle is formed between the extension guard rail I3 and the extension guard rail II 6, the angle corresponds to the acute angle of a turnout, the extension guard rail I3 is positioned on the outer side of a long rail 4 and is parallel to the long rail 4, two cushion blocks 5 are uniformly arranged between the extension guard rail I3 and the long rail 4, the extension guard rail II 6 is positioned on the outer side of a short rail 13 and is parallel to the short rail 13, two cushion blocks 5 are also uniformly arranged between the extension guard rail II 6 and the short rail 13, the extension guard rail I3 and the cushion blocks 5 are arranged on the long rail 4 through bolts I7 and II 8, the extension guard rail II 6 and the cushion blocks 5 are also arranged on the short rail 13 through bolts I7 and II 8, the outer sides of the extension guard rail I3 and the extension guard rail II 6 are respectively provided with respective rail clamp plates 9 corresponding to the positions of each bolt, bolt I7 and bolt II 8 are logical buckle bolt, bolt I7 and bolt II 8 run through in proper order and extend the rail splint 9 in the guardrail I3 outside, extend guardrail I3, cushion 5, long rail 4, short rail 13, cushion 5, extend guardrail II 6 and extend the rail splint 9 in the guardrail II 6 outside after, both ends adopt the nut to fix.

In this embodiment: the cushion block 5 is made of polyurethane material; chamfers are further arranged on the inner sides of one ends of the extension guard rails I3 and the extension guard rails II 6 along the direction of the acute-angle opening; and the distance between the extension guard rail I3 and the long core rail 4 and the distance between the extension guard rail II 6 and the short core rail 13 are 28 mm.

The embodiment specifically operates as follows: processing two extension guard rails, 4 polyurethane cushion blocks and 4 track clamping plates 9, during installation, forming bolt holes at the positions, corresponding to installation bolts, of long and short center rails of a turnout, then forming bolt holes on the two extension guard rails, the 4 cushion blocks and the 4 track clamping plates correspondingly, then placing the two cushion blocks 5 at the corresponding bolt holes on the outer sides of the long center rails 4, placing the extension guard rails I3 at the outer sides of the two cushion blocks 5, and simultaneously placing the track clamping plates 9 at the bolt holes outside the extension guard rails I3; two cushion blocks 5 are placed at corresponding bolt holes on the outer side of the short heart rail 13, an extension guard rail II 6 is placed on the outer side of the two cushion blocks 5, meanwhile, a rail clamp plate 9 is also placed at the bolt holes on the outer side of the extension guard rail II 6, finally, after a bolt I7 and a bolt II 8 sequentially penetrate through the rail clamp plate 9 on the outer side of the extension guard rail I, the extension guard rail I3, the cushion blocks 5, the long heart rail 4, the short heart rail 13, the cushion blocks 5, the extension guard rail II 6 and the rail clamp plate 9 on the outer side of the extension guard rail II, two ends of the extension guard rail are fixed by nuts, the rail bottom of the extension guard rail is firmly contacted with a sleeper to ensure that the rail is horizontally placed, after installation is finished, then a vehicle comes along the driving direction, and the falling of the vehicle is prevented due.

The scope of the invention is not limited to the above embodiments, and various modifications and changes may be made by those skilled in the art, and any modifications, improvements and equivalents made within the spirit and principle of the present invention are intended to be included within the scope of the present invention.

Claims (4)

1. The utility model provides a colliery narrow gauge switch extends guardrail device, switch include long heart rail (4) and short heart rail (13), long heart rail (4) are connected and are the acute angle with short heart rail (13) one end, its characterized in that: the extension guard rail device comprises an extension guard rail I (3) and an extension guard rail II (6), a certain acute angle is formed between the extension guard rail I (3) and the extension guard rail II (6), the angle corresponds to the acute angle of a turnout, the extension guard rail I (3) is positioned on the outer side of a long point rail (4) and is parallel to the long point rail (4), two cushion blocks (5) are uniformly distributed between the extension guard rail I (3) and the long point rail (4), the extension guard rail II (6) is positioned on the outer side of a short point rail (13) and is parallel to the short point rail (13), two cushion blocks (5) are uniformly distributed between the extension guard rail II (6) and the short point rail (13), the extension guard rail I (3) and the cushion blocks (5) are installed on the long point rail (4) through a bolt I (7) and a bolt II (8), the extension guard rail II (6) and the extension guard rail II (5) are also installed on the short point rail (13) through a bolt I (7) and a bolt II (8), the outside of extending guardrail I (3) and extending guardrail II (6) still is equipped with respective track splint (9) respectively corresponding to the position of every bolt, bolt I (7) and bolt II (8) are logical buckle bolt, bolt I (7) and bolt II (8) run through track splint (9) in extension guardrail I (3) outside in proper order, extend guardrail I (3), cushion (5), long heart rail (4), short heart rail (13), cushion (5), extend guardrail II (6) and extend behind track splint (9) in the guardrail II (6) outside, both ends adopt the nut fixed.

2. The coal mine narrow track switch extension guard rail device of claim 1, wherein: the cushion block (5) is made of polyurethane material.

3. The coal mine narrow track switch extension guard rail device of claim 1, wherein: and chamfers are further arranged on the inner sides of one ends of the extension guard rails I (3) and the extension guard rails II (6) along the direction of the acute-angle opening.

4. The coal mine narrow track switch extension guard rail device of claim 1, wherein: the distance between the extension guard rail I (3) and the long core rail (4) and the distance between the extension guard rail II (6) and the short core rail (13) are 28 mm.

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