JPH0528703U - Wheel for work vehicle - Google Patents

Abstract

(57) [Abstract] [Purpose] To provide a wheel for a work vehicle capable of improving climbing performance and suppressing noise during running as much as possible. [Constitution] In a work vehicle wheel used for a work vehicle that travels on a rail 23 for carrying work,
A slip prevention ring 15 in which a rubber member 15b is stretched on the peripheral surface of a metal ring-shaped member 15a is detachably attached to the outer peripheral portion that comes into contact with.

Description

[Detailed description of the device]

[0001]

[Industrial applications]

 The present invention relates to a work vehicle wheel used for a work vehicle that is transported at a work site such as a tunnel.

[0002]

[Prior Art]

 Conventionally, at a work site such as a tunnel, a work vehicle traveling on a rail laid in the tunnel has been used to carry excavated rocks or various tools. Work vehicles to date have generally consisted of locomotives that run on rails driven by batteries, and trolleys that carry the goods to be linked to the locomotives. These locomotives and bogies each have metal wheels similar to those of ordinary trains, and run on two rails laid by these wheels.

[0003]

[Problems to be solved by the device]

 In the conventional work vehicle described above, since the metal wheels are used to drive on the metal rails as described above, the coefficient of friction between the wheels and the rail is small, so slippage occurs in the sloped areas. It was easy to occur and was a problem in carrying out transportation work. In addition, since both the wheels and rails are made of metal, there was a large amount of noise generated during traveling, which was an environmental problem. In particular, the noise generated when working in a space such as a tunnel was a big problem. The present invention has been made to solve such problems, and an object thereof is to provide a wheel for a work vehicle capable of improving climbing performance and suppressing noise during running as much as possible. ..

[0004]

[Means for Solving the Problems]

 In order to achieve the above object, the present invention provides a non-slip layer made of a rubber member on the outer periphery of a work vehicle wheel used in a work vehicle that travels on a rail to carry the work. It is characterized by The work vehicle wheel according to claim 2 is characterized in that the anti-slip layer is positioned on the outer peripheral portion and a flange portion standing upright from the outer peripheral portion. Further, the work vehicle wheel according to claim 3 is a rail. In a wheel for a work vehicle that is used for a work vehicle that travels on top and carries work, an anti-slip ring in which a rubber member is stretched around the outer surface of a metal ring-shaped member is attached to the outer periphery that contacts the rail. It is characterized by being detachably attached. The work vehicle wheel according to claim 4 is characterized in that the anti-slip ring has a shape that covers the outer peripheral portion and a flange portion standing upright from the outer peripheral portion.

[0005]

[Action]

 According to the present invention, the anti-slip layer or the anti-slip ring of the wheel increases the frictional force with the rail, so that the vehicle can run without slip even at a sloped place. Further, since the anti-slip layer and the anti-slip ring are made of a rubber member, noise during traveling can be suppressed to a low level. In addition, the anti-slip ring can be replaced if necessary in case of wear or the like.

[0006]

【Example】

 Hereinafter, embodiments of the present invention will be described in detail with reference to the drawings. First, FIGS. 7 to 10 show the overall structures of a battery locomotive and a dolly, which are work vehicles to which the present invention is applied.

As shown in FIGS. 7 and 8, a vehicle body 30 of the battery locomotive 25 is provided with a wheel 10, a motor 31 for driving the wheel 10, and a battery 32. By driving, it runs on the rail 23. A driver's seat 35 having a brake handle 36 and a chair 37 is provided in front of the vehicle body 30, and a switchboard 38 and a revolving light 39 are provided above the vehicle body 30. Further, a headlight 40 and a connector 41 for connecting to a carriage are provided on the front surface of the cockpit 35, and a connector 42 is also provided on the rear surface of the vehicle body 30.

As shown in FIGS. 9 and 10, the trolley 45 is configured by providing wheels 11 on a vehicle body 50 having front and rear couplers 51 and 52. The carriage 45 is connected to the couplers 41 and 42 of the battery locomotive 25 by the couplers 51 and 52, and various kinds of goods are placed on the vehicle body 50 and run on the rails 23.

Detailed configurations of the wheels 10 and 11 of the battery locomotive 25 and the bogie 45 are shown in FIGS. 1 to 3. The wheels 10 and 11 are integrally formed of a metal material, and a flange portion 12 for preventing the wheel 10 and 11 from coming off the rail 23 is integrally formed inside the outer peripheral surface as illustrated.

An anti-slip ring 15 is detachably provided on the wheels 10 and 11 in order to reduce slippage with the rail 23, and the wheels 10 and 11 are mounted on the rail 23 via the anti-slip ring 15. There is. The anti-slip ring 15 includes a metallic ring-shaped member 15a having substantially the same width as the outer peripheral surfaces of the wheels 10 and 11, and a wear-resistant rubber member 15b stretched on the surface of the ring-shaped member 15a. It is formed by and. The rubber member 15b is stretched using an adhesive. As shown in the drawing, a mounting portion 13 having a diameter reduced by the thickness of the anti-slip ring 15 is formed on the outer peripheral surfaces of the wheels 10 and 11, and the anti-slip ring 15 is tightly mounted on the mounting portion 13. ing.

Further, the ring-shaped member 15a of the anti-slip ring 15 and the mounting portion 13 of the wheels 10 and 11 are provided with cuts 16a and 16b at several places. When the anti-slip ring 15 is mounted on the wheels 10 and 11, the anti-slip ring 15 is formed by aligning the notch 16a of the ring-shaped member 15a with the notch 16b of the mounting portion 13 and driving the fixing piece 17. Is firmly fixed to the wheels 10 and 11. By driving the fixing piece 17 into the notches 16a and 16b, it is possible to prevent the slip prevention ring 15 from rotating around the mounting portion 13 of the wheels 10 and 11. Further, the anti-slip ring 15 can be removed from the wheels 10, 11 by pulling out the fixing piece 17 from the notches 16a and 16b.

As described above, in the work vehicle wheel according to the present embodiment, the anti-slip ring 15 having a large friction coefficient is attached to the outer peripheral surface that comes into contact with the rail 23, so that the vehicle can travel without slipping even on a sloped portion. As a result, the climbing performance is improved. Further, in the past, a large noise was generated due to the contact between the metal wheels 10 and 11 and the metal rail 23, but the noise generated during running is reduced by the anti-slip ring 15 made of the rubber member as described above. Further, in this embodiment, since the anti-slip ring 15 is detachably attached as described above, when the rubber member 15b of the anti-slip ring 15 is worn, it can be easily replaced with a new anti-slip ring 15 prepared separately. It can be replaced.

A second embodiment of the present invention is shown in FIG. In this embodiment, it is not replaceable as described above, but the slip prevention layer 18 made of a wear resistant rubber member is directly formed on the mounting portions 13 of the wheels 10 and 11. The anti-slip layer 18 is stretched directly on the mounting portions of the wheels 10 and 11 using an adhesive or the like. Further, in that case, if the projections are provided on the inner peripheral surface of the slip prevention layer 18 and the grooves into which the projections are fitted are provided in the mounting portions 13 of the wheels 10 and 11, the wheels 10 and 11 and the slip prevention layer 18 are formed. It is possible to prevent slippage between them.

Next, a third embodiment of the present invention is shown in FIG. In this embodiment, as shown in FIG. 5, the mounting portions 13 on the outer peripheral surfaces of the wheels 10 and 11 are formed up to the flange portion 12, and the slip prevention layer 19 made of a wear-resistant rubber member is formed on the flange portion 12 as well as on the outer peripheral surface. Has formed up. In this case, the width of the slip prevention layer 19 is formed wider than that of the slip prevention ring 15 in FIG. The anti-slip layer 18 is firmly attached using an adhesive or the like. In this embodiment, since the anti-slip layer 19 is also mounted on the flange portion 12 side, it is possible to effectively reduce the noise generated by the contact between the flange portion 12 of the wheels 10 and 11 and the rail.

FIG. 6 shows a fourth embodiment of the present invention. In the second embodiment of FIG. 5, the anti-slip layer 19 is attached to the mounting portion 13 and the flange portion 12 of the wheels 10 and 11, but in this embodiment a removable anti-slip ring 20 similar to that of FIG. 1 is used. .. The ring-shaped member 20a of the anti-slip ring 20 is shaped so as to be located on the side of the flange portion 12 as shown, and a rubber member 20b is stretched in accordance with the shape. As in the case of FIG. 1, the fixing structure of the anti-slip ring 20 is such that the fixing piece 17 is driven into the notches 16a and 16b and the fixing piece 21 is driven from the hole 12a provided on the flange portion 12 side. The structure is such that it fits into the notch 22 of the member 20a. According to this embodiment, noise generated by contact with the rail can be effectively reduced as in the second embodiment, and the anti-slip ring 20 should be replaced when the rubber member 20b is worn. It can be done easily.

Although the present invention has been described with reference to the preferred embodiment, the present invention is not limited to the above embodiment.

[0017]

[Effect of the device]

 As described above, according to the work vehicle wheel of the present invention, the slip preventing layer made of the rubber member is formed on the outer peripheral portion in contact with the rail, so that the slip on the slope can be minimized and the climbing performance can be improved. It becomes possible. In addition, the noise generated while driving is extremely low. According to the present invention of claim 2, by arranging the anti-slip layer up to the flange portion, it is possible to effectively reduce the noise generated by the contact between the rail and the flange portion. According to the present invention of claims 3 and 4, since the anti-slip ring composed of the ring-shaped member and the rubber member is detachably mounted, in addition to the above-mentioned effects, it is possible to easily replace the wear-resistant ring. It has the effect of being able to. Therefore, if a large number of anti-slip rings are prepared as necessary, maintenance can be performed without replacing the wheels, and excellent workability and economy can be obtained.

[Brief description of drawings]

FIG. 1 is a vertical cross-sectional view of a work vehicle wheel according to a first embodiment of the present invention.

FIG. 2 is an exploded cross-sectional view of a work vehicle wheel according to a first embodiment of the present invention.

FIG. 3 is a partial cross-sectional view of a work vehicle wheel according to a first embodiment of the present invention.

FIG. 4 is a partial sectional view of a work vehicle wheel according to a second embodiment of the present invention.

FIG. 5 is a partial sectional view of a work vehicle wheel according to a third embodiment of the present invention.

FIG. 6 is a partial sectional view of a work vehicle wheel according to a fourth embodiment of the present invention.

FIG. 7 is a side view of a battery locomotive among working vehicles to which the present invention is applied.

8 is a front view of the battery locomotive shown in FIG. 7. FIG.

FIG. 9 is a plan view of a bogie of a work vehicle to which the present invention is applied.

10 is a side view of the trolley shown in FIG. 9. FIG.

[Explanation of symbols]

 10, 11 Wheel 12 Flange part 13 Mounting part 15, 20 Anti-slip ring 15a, 20a Ring-shaped member 15b, 20b Rubber member 16a, 16b Notch 17,21 Fixing piece 18,19 Anti-slip layer 23 Rail 25 Battery locomotive 45 Trolley

Claims (4)

[Scope of utility model registration request] 1. A work vehicle wheel used for a work vehicle traveling on a rail for carrying work, characterized in that an anti-slip layer made of a rubber member is provided on an outer peripheral portion in contact with the rail. Car wheels. 2. The wheel for a work vehicle according to claim 1, wherein the slip prevention layer is located on the outer peripheral portion and a flange portion standing upright from the outer peripheral portion. 3. A work vehicle wheel used for a work vehicle that travels on a rail for carrying work, wherein a rubber member is stretched around a peripheral surface of a metal ring-shaped member at an outer peripheral portion in contact with the rail. A wheel for a work vehicle, which is equipped with a detachable anti-slip ring. 4. The work vehicle wheel according to claim 3, wherein the slip prevention ring has a shape that covers the outer peripheral portion and a flange portion standing upright from the outer peripheral portion.