JP6363970B2 - Snow removal device for vehicle and guide rail type railway vehicle - Google Patents

Description

  The present invention relates to a snow removal device for a vehicle and a guide rail type railway vehicle, and more particularly, to a snow removal device for a vehicle having an excellent snow removal effect and a guide rail type rail vehicle provided with the snow removal device for a vehicle.

  In a guide rail type railway (a so-called new transportation system), a vehicle having wheels on a dedicated traveling track is often automatically driven unattended. In such a guide rail type railway vehicle, rubber tires may be used as wheels, and when snow accumulates on the traveling track and the snow is squeezed by traveling of the vehicle, the wheels slip on the traveling track and the vehicle is stuck. There is a problem. Therefore, in such a guide rail type railway, a snow removal device that removes snow on the traveling track may be provided at the head of the vehicle (see, for example, Patent Document 1). The snow removal device described in Patent Document 1 has a snow removal brush arranged in a plane C shape in front of left and right tires.

JP 2000-120037 A

  As described in Patent Document 1, since the snow removal device is located in front of the position of the tire (wheel), the snow removal device turns more on the running track than the tire when turning a curve. . Therefore, in the snow removal device described above, problems such as being likely to interfere with structures arranged outside the traveling track, and easily leaving unswept portions inside the traveling track are caused.

  The present invention was devised in view of such problems, and provides a snow removal device for a vehicle and a guide rail type railway vehicle that can reduce the remaining portion while preventing interference with other structures. For the purpose.

According to the present invention, in a vehicle snow removal device that is disposed in front of a vehicle having wheels that travel on a traveling track and that removes snow on the traveling track, the vehicle A pair of snow removal brushes disposed forward, each of the snow removal brushes including a first snow removal brush disposed relatively forward and a second snow removal brush disposed relatively rearward; The first snow removal brush has an inclination angle α with respect to a direction perpendicular to the traveling direction of the vehicle in a bottom view, and the second snow removal brush is in a direction perpendicular to the traveling direction of the vehicle in a bottom view. There is provided a vehicle snow removal device characterized by having an inclination angle β, and the inclination angle β is set larger than the inclination angle α .

In addition, according to the present invention, there is provided a snow removal device for a vehicle, which is disposed in front of the guide rail type railway vehicle and excludes snow on the travel track in a guide rail type rail vehicle having wheels that run on a running track. The snow removal device for a vehicle includes a pair of snow removal brushes disposed in front of the vehicle with respect to each of the left and right on the travel track, and each of the snow removal brushes is disposed relatively forward. A first snow removal brush and a second snow removal brush disposed relatively rearward, wherein the first snow removal brush has an inclination angle α with respect to a direction perpendicular to the traveling direction of the vehicle in a bottom view. The second snow removal brush has an inclination angle β with respect to a direction perpendicular to the traveling direction of the vehicle in a bottom view, and the inclination angle β is set to be larger than the inclination angle α. A guide rail type railway vehicle is provided.

In the vehicle snow removal device and the guide rail type railway vehicle described above, the inclination angle β may be set to 40 to 50 °, and the inclination angle α may be set to a range of 20 to 30 °.

  According to the snow removal device for a vehicle and the guide rail type railway vehicle according to the present invention described above, the snow removal brush is configured to form a plurality of inclination angles, so that the vehicle snow removal device is accommodated within the vehicle limit while traveling. The length in the width direction of the snow removal brush arranged on the track can be increased, and the snow removal area on the inner ring side at the time of curve can be expanded. In particular, by reducing the inner tilt angle of the snow removal brush and setting the outer tilt angle larger, the snow can be pushed away at the small tilt angle and the snow can be swept out of the running track at the large tilt angle. it can. Therefore, according to the present invention, it is possible to reduce the unswept portion while preventing interference with other structures, and to improve snow removal efficiency.

It is a schematic structure figure showing a guide rail type railcar concerning one embodiment of the present invention. It is a figure which shows the snow removal apparatus for vehicles which concerns on one Embodiment of this invention, (A) is a front view, (B) has shown the top view. It is a figure which shows the snow removal apparatus for vehicles which concerns on one Embodiment of this invention, (A) is CC sectional view taken on the line in FIG. 2 (B), (B) is DD arrow in FIG. 3 (A). FIG. It is a figure which shows the snow removal brush arrange | positioned at the snow removal apparatus for vehicles which concerns on one Embodiment of this invention, (A) is a bottom face schematic diagram, (B) is a front schematic diagram. It is the bottom face schematic of the snow removal brush which shows the modification of the snow removal apparatus for vehicles, (A) has shown the 1st modification, (B) has shown the 2nd modification. It is the bottom schematic diagram of the snow removal brush which shows the modification of the snow removal apparatus for vehicles, (A) is the 3rd modification, (B) is the 4th modification, (C) the 5th modification, (D) the 6th modification. An example is shown.

  Embodiments of the present invention will be described below with reference to FIGS. Here, FIG. 1 is a schematic configuration diagram showing a guide rail type railway vehicle according to an embodiment of the present invention. 2A and 2B are views showing a snow removal device for a vehicle according to an embodiment of the present invention, in which FIG. 2A is a front view, and FIG. 2B is a plan view. FIG. 3 is a diagram showing a snow removal device for a vehicle according to an embodiment of the present invention, in which (A) is a cross-sectional view taken along the line CC in FIG. 2 (B), and (B) is in FIG. 3 (A). DD sectional drawing is shown.

  As shown in FIG. 1, a guide rail type rail vehicle 1 according to an embodiment of the present invention includes wheels 11 that travel on a traveling track R and is disposed in front of the guide rail type rail vehicle 1. The snow removal device 2 for a vehicle that removes the upper snow is provided, and the snow removal device 2 for a vehicle includes a plurality of snow removal brushes 21 that are arranged so as to be inclined outward with respect to the left and right sides of the traveling track R. Is configured to form a plurality of inclination angles.

  As shown in FIG. 1, for example, the guide rail type railway vehicle 1 travels on a pair of left and right travel tracks R laid in a space defined by a side wall S and a floor board F. The guide rail type railway vehicle 1 has wheels 11 that can roll on the left and right traveling tracks R, respectively. The wheel 11 is, for example, a rubber tire. Further, guide wheels 12 are arranged at the front and rear positions of the wheels 11. The guide wheel 12 is configured to roll along a guide rail (not shown) laid on the side wall S. By receiving the guide wheel 12 with the guide rail, the guide rail type rail vehicle 1 is guided in the traveling direction without the wheels 11 being detached from the travel track R.

  In FIG. 1, only the outer shape of the vehicle body is shown by a one-dot chain line. In the present embodiment, the configuration other than the vehicle snow removal device 2 has the same configuration as that of a general vehicle body used in a guide rail type railway (so-called new transportation system). Omitted. In FIG. 1, for convenience of explanation, a case where the traveling track R is a single line and the guide rail type railway vehicle 1 is one vehicle is illustrated, but the configuration is not limited thereto. Normally, the traveling track R is a double track, and the guide rail type rail vehicle 1 is operated by connecting a plurality of vehicles. In a guide rail type railroad having a plurality of vehicles, the vehicle snow removal device 2 is arranged on the leading and trailing vehicles.

  For example, as shown in FIGS. 2 (A) to 3 (B), the vehicle snow removal device 2 includes a snow removal brush 21 that is pressed onto the running track R, a bracket 22 to which the snow removal brush 21 is connected, and a bracket. Hinge part 23 which supports 22 so that rotation is possible, buffer mechanism 24 which urges the brush module which consists of snow removal brush 21, bracket 22, and hinge part 23 upward, and fixing which fixes buffer mechanism 24 to the body side It has a frame 25, an air cylinder 26 that presses the brush module downward, and a stopper 27 that is disposed on the back surface of the snow removal brush 21.

  For example, as shown in FIGS. 2 (A) and 3 (A), the snow removal brush 21 has a structure in which a large number of synthetic resin wires are implanted in a pedestal 21a and is positioned by a skirt 21b. In such a state, they are bundled in a block shape by a binding band 21c. The snow removal brush 21 is connected to the bracket 22 by fasteners such as bolts and nuts, for example.

  In addition, the structure of the snow removal brush 21 is not limited to the structure shown in figure, What is necessary is just to bundle the strands in the shape of a plane or a block so that snow removal is possible. Further, the method of fixing the snow removal brush 21 to the bracket 22 is not limited to bolts and nuts, and may be a method of fixing by inserting it into a slot or the like.

  For example, as shown in FIGS. 2A and 2B, the bracket 22 includes a bottom plate 22a to which the snow removal brush 21 is connected, and a vertical plate 22b disposed on the bottom plate 22a. Yes. The outer shape of the bottom plate 22a is arbitrarily designed according to the shape and arrangement of the snow removal brush 21 to be connected. The vertical plate 22b may be disposed so as to fall slightly forward with respect to the bottom plate 22a. Further, the vertical plate 22b has a long hole 22c formed long in the vertical direction, and is configured so that the mounting position of the bracket 22 in the height direction can be adjusted.

  As shown in FIGS. 2B and 3A, for example, the hinge portion 23 includes a back plate 23a disposed on the back surface of the vertical plate 22b and a pair of connecting frames 23b formed on the back plate 23a. And a link plate 23c whose one end is rotatably connected to the connecting frame 23b, and a support frame 23d to which the other end of the link plate 23c is connected. The connection frame 23b and the link plate 23c are pin-coupled so that the snow removal brush 21 can be rotated upward at the time of maintenance of the vehicle snow removal device 2, replacement of parts, or the like.

  When the vehicle snow removal device 2 is used, the snow removal brush 21 is positioned below due to gravity, and at the time of snow removal, the tip of the snow removal brush 21 is pushed backward by the snow. The brush 21 does not rotate upward. In addition, the structure of the hinge part 23 is a mere example, and is not limited to the structure shown in figure.

  The shock absorbing mechanism 24 includes a top plate 24a and a bottom plate 24b disposed above and below, and a shaft member 24c disposed so as to extend vertically on the top plate 24a and the bottom plate 24b. It is configured to be slidable in the vertical direction along the shaft member 24c. A coil spring 24d is inserted along the shaft member 24c between the bottom plate 24b and the support frame 23d. The support frame 23d is urged toward the top plate 24a by the coil spring 24d.

  For example, as shown in FIG. 1, the fixed frame 25 is fixed to the vehicle body via a bracket 28. A buffer mechanism 24 is fixed to the fixed frame 25. Since the support frame 23d is arranged to be slidable in the vertical direction with respect to the buffer mechanism 24, the snow removal brush 21 is configured to be movable in the vertical direction by the buffer mechanism 24.

  The air cylinder 26 has a function of generating a drag force on the support frame 23d against the coil spring 24d and pushing the support frame 23d downward. For example, as shown in FIG. 3B, the head 26a that is moved up and down by the air cylinder 26 is connected to the support frame 23d via a connecting member 26b. The air cylinder 26 is not limited to a so-called air cylinder as long as the support frame 23d can be moved downward, and may be a hydraulic cylinder, a rack and pinion mechanism, or the like.

  The stopper 27 is a component arranged on the back surface of the tip of the snow removal brush 21 and has a function of suppressing the rearward movement of the snow removal brush 21 during snow removal. For example, as shown in FIG. 3A, the stopper 27 has a pipe 27a disposed across the width direction of the snow removal brush 21 and a support member 27b that supports the pipe 27a. The member 27b is fixed to the fixed frame 25 so that the front-rear position can be adjusted.

  As many pipes 27a as the number of snow removal brushes 21 may be arranged. Moreover, the pressing force with respect to the snow removal brush 21 can be adjusted by adjusting the front-back direction position of the support member 27b with respect to the fixed frame 25. Note that the configuration of the stopper 27 is not limited to the illustrated configuration, and may have other configurations as long as the rearward movement of the snow removal brush 21 can be suppressed.

  Next, the configuration of the snow removal brush 21 will be described in detail with reference to FIG. Here, FIG. 4 is a figure which shows the snow removal brush arrange | positioned at the snow removal apparatus for vehicles which concerns on one Embodiment of this invention, (A) is a bottom face schematic diagram, (B) is a front schematic diagram. In each drawing, only the snow removal brush 21 and the bottom plate 22a of the bracket 22 are shown in a simplified manner for convenience of explanation.

  In this embodiment, the snow removal brush 21 includes a first snow removal brush 211 and a second snow removal brush 212, and the second snow removal brush 212 disposed outside the inclination angle α of the first snow removal brush 211 disposed inside. It arrange | positions so that inclination | tilt angle (beta) may become large. Moreover, the 1st snow removal brush 211 and the 2nd snow removal brush 212 are arrange | positioned so that it may wrap in the advancing direction (white arrow direction in a figure) of the guide rail type rail vehicle 1. FIG.

  As shown in the drawing, the first snow removal brush 211 is disposed in front of and inside the second snow removal brush 212, and is inclined by an inclination angle α from a direction perpendicular to the traveling direction of the guide rail type rail vehicle 1. Has been placed. This inclination angle α is set, for example, in the range of 40 to 50 °, preferably 45 °.

  The second snow removal brush 212 is disposed behind and outside the first snow removal brush 211 and is disposed so as to be inclined by an inclination angle β from a direction perpendicular to the traveling direction of the guide rail type rail vehicle 1. Yes. The inclination angle β is set, for example, in a range of 20 to 30 °, and preferably 25 °. That is, the snow removal brush 21 is configured to form a plurality of inclination angles α and β. The second snow removal brush 212 has the same shape as the first snow removal brush 211, so that parts can be shared.

  4A and 4B, the vehicle limit is indicated by a two-dot chain line L. Here, the “vehicle limit” means a limit that the vehicle must not exceed, and if this limit is exceeded, there is a possibility of causing interference with other structures arranged inside and outside the traveling track R. Therefore, it is necessary to arrange the snow removal brush 21 within this vehicle limit also in the vehicle snow removal device 2 in the present embodiment.

  Thus, by arranging the snow removal brushes 21 (the first snow removal brush 211 and the second snow removal brush 212) having different inclination angles α and β, only the first snow removal brush 211 or only the second snow removal brush 212 is arranged. Compared to the case, for example, when the left-side portion of the snow removal brush 211 is left outside the first snow removal brush 211 when turning to the left side of the figure, the second snow removal brush 212 removes the remaining snow from the snow. can do. Further, as in the present embodiment, by reducing the inclination angle α of the first snow removal brush 211 and increasing the inclination angle β of the second snow removal brush 212, the first snow removal brush 211 pushes away the snow, and the second snow removal The snow can be swept out of the traveling track R with the brush 212.

  Next, a modified example of the snow removal brush 21 described above will be described with reference to FIGS. 5 (A) to 6 (D). Here, FIG. 5 is a schematic bottom view of a snow removal brush showing a modification of the snow removal device for a vehicle, where (A) shows a first modification and (B) shows a second modification. FIG. 6 is a schematic bottom view of a snow removal brush showing a modification of the snow removal device for a vehicle, (A) is a third modification, (B) is a fourth modification, (C) a fifth modification, (D ) A sixth modification is shown. In each drawing, only the snow removal brush 21 and the bottom plate 22a of the bracket 22 are shown in a simplified manner for convenience of explanation.

  The first modification shown in FIG. 5 (A) has a single snow removal brush 21 and is bent so that the outer inclination angle β is larger than the inner inclination angle α. . In this way, by using a single snowbrush brush 21 that is bent, it is possible to perform only one process at the time of parts replacement, and it is possible to shorten the maintenance time. Moreover, according to the snow removal brush 21 which concerns on a 1st modification, the front-back direction width | variety d can be made smaller than the snow removal brush 21 shown to FIG. 4 (A), and space saving can be achieved.

  Here, if the width in the left-right direction of the snow removal brush 21 is W and the inner side is a reference point 0, the bending point is set within a range of W / 4 to 3W / 4, for example, preferably an intermediate point (W / 2) Set near. The position of the bending point is arbitrarily designed according to conditions such as the maximum curvature of the traveling track R on which the guide rail type railway vehicle 1 travels.

  The second modification shown in FIG. 5 (B) has a single snow removal brush 21 and the snow removal brush 21 is curved so that the outer inclination angle β is larger than the inner inclination angle α. . As illustrated, the inclination angle α is defined by the tangent line at the innermost portion of the snow removal brush 21, and the inclination angle β is defined by the tangent line at the outermost portion of the snow removal brush 21. At this time, the inclination angle of the snow removal brush 21 is set to gradually increase from the inclination angle α to the inclination angle β.

  Even with the vehicle snow removal device 2 according to the first and second modifications described above, it is possible to reduce unswept portions while preventing interference with other structures, and to improve snow removal efficiency. Can do. In particular, by reducing the inner inclination angle α of the snow removal brush 21 and setting the outer inclination angle β larger, the snow is pushed away at a portion with a small inclination angle (portion with the inclination angle α), and a portion with a large inclination angle ( Snow can be swept out of the traveling track R at a portion of the inclination angle β.

  In the third modification shown in FIG. 6A, a third snow removal brush 213 is arranged on the snow removal brush 21 shown in FIG. The third snow removal brush 213 is disposed behind the second snow removal brush 212, and the inclination angle is set to about 90 °. That is, the snow removal brush 21 according to the third modification is obtained by changing the inclination angle in three stages.

  The fourth modification shown in FIG. 6B is obtained by adding a bending point to the snow removal brush 21 according to the first modification shown in FIG. In the fourth modification, the inclination angle is changed in three stages by a single snow removal brush 21. Here, the outermost inclination angle is set to about 90 °, but the present invention is not limited to this configuration, and may be larger than the inclination angle β shown in FIG.

  In the fifth modification shown in FIG. 6C, in the snow removal brush 21 shown in FIG. 4A, an auxiliary brush 214 extending rearward is arranged on the back surface of the snow removal brush 21. . By arranging such an auxiliary brush 214, for example, the snow remaining in the unswept portion that is generated when the curve curves to the right side of the figure can be removed by the auxiliary brush 214. The inclination angle of the auxiliary brush 214 is set to be within the vehicle limit, and is set to about 90 °, for example.

  In the sixth modification shown in FIG. 6D, the auxiliary brush 214 is arranged in the snow removal brush 21 according to the first modification shown in FIG. The inclination angle of the auxiliary brush 214 may be set to be larger than 90 ° as shown in the drawing as long as it is within a range within the vehicle limit. Although not shown, the auxiliary brush 214 may be arranged on the snow removal brush 21 according to the second modification shown in FIG.

  The present invention is not limited to the above-described embodiments, and various modifications can be made without departing from the spirit of the present invention.

DESCRIPTION OF SYMBOLS 1 Guide rail type rail vehicle 2 Vehicle snow removal apparatus 11 Wheel 12 Guide wheel 21 Snow removal brush 21a Base 21b Skirt 21c Bundling band 22 Bracket 22a Bottom plate 22b Vertical plate 22c Long hole 23 Hinge part 23a Back plate 23b Connection frame 23c Link plate 23d Support Frame 24 Buffer mechanism 24a Top plate 24b Bottom plate 24c Shaft member 24d Coil spring 25 Fixed frame 26 Air cylinder 26a Head 26b Connecting member 27 Stopper 27a Pipe 27b Support member 28 Bracket 211 First snow removing brush 212 Second snow removing brush 213 Third snow removing brush 214 Auxiliary brush

Claims (3)

In a snow removal device for a vehicle that is disposed in front of a vehicle having wheels that run on a running track and that removes snow on the running track,
A pair of snow removal brushes arranged in front of the vehicle for each of the left and right on the traveling track,
Each of the snow removal brushes includes a first snow removal brush disposed relatively forward and a second snow removal brush disposed relatively rearward.
The first snow removal brush has an inclination angle α with respect to a direction perpendicular to the traveling direction of the vehicle in a bottom view, and the second snow removal brush is in a direction perpendicular to the traveling direction of the vehicle in a bottom view. And the inclination angle β is set larger than the inclination angle α.
A snow removal device for vehicles. The vehicle snow removal device according to claim 1, wherein the inclination angle β is set to 40 to 50 °, and the inclination angle α is set to a range of 20 to 30 °. In a guide rail type railcar equipped with wheels that travel on a traveling track,
A pair of snow brushes disposed in front of the guide rail railway vehicle, comprising a vehicle and snow device to eliminate snow on the running track by該除snow brush, vehicular snow removal device according to claim 1 or A guide rail type railcar characterized in that it is a snow removal device for vehicles according to 2 .