JP3752503B1 - Snow removal equipment - Google Patents

Abstract

[PROBLEMS] To efficiently and reliably perform snow removal on an extremely wide road surface having a distance and a width such as a runway of an airplane.
A snow remover having a snow remover plate and snow removal brushes (13F, 13R) is provided on a snow remover main body (11).
[Selection] Figure 1

Description

  The present invention relates to a snow removal device that removes snow from a road surface, and more particularly to a snow removal device that is suitable for removing snow on a runway of an airfield.

Examples of prior art documents related to the snow removal device of the present invention include the following. (See Patent Document 1)
What is described in this patent document is a snow melting machine in which a snow collecting plate is pulled by a linear body wound with a winch to collect snow and a snow melting machine recessed near the moving end of the snow collecting plate. It is the structure of dropping.
Utility model registration No. 3049850

By the way, the snow collector described in the above-mentioned patent document is located near the edge of the snow melter when the snow removal by the snow collector is completed. It is necessary to pull out to the snow removal start position (end of road surface).
However, in the configuration of the snow collector, the movement of the snow collecting plate by the linear body wound around the winch is only in the direction of removing snow from the snow removing start position. It is recognized that the efficiency of snow removal work is low.
In particular, when it comes to snow removal on an extremely wide road surface with a distance and width, such as an airplane runway, it is recognized that efficiency cannot be expected at all.
Moreover, since snow removal is performed only in the snow collecting plate and in only one direction, depending on the unevenness of the road surface, residual snow is generated on the road surface, and this residual snow is considered to cause an ice burn.

Therefore, the present invention has an object to efficiently and reliably perform snow removal on an extremely wide road surface having a distance and a width such as an airplane runway, and an object of the present invention is to provide a snow removal device that solves this problem. .

The technical means employed by the present invention to achieve the above object is to provide a snow removal device that removes snow along the width direction of the road surface. A snow removal plate for removing snow in accordance with the snow removal brushes for rotating and removing snow by the drive unit as the snow removal machine main body moves forward and backward, respectively. the snow removal brush disposed equipped with snowplow as over the entire length in the longitudinal direction of the road surface, with respect to shoulder portions artificial projections projecting on the shoulder portion of the road surface, and the artificial projections are positioned under the shoulder portion when it is a gas a tip of the artificial protrusions and automatically retractable so that the shoulder portion surface substantially the same plane, infested structure of the artificial projections are ejected from buried pipes embedded in the shoulder portion Artificial protrusions by the jet power of From projects is that you snow removing apparatus, characterized in that as the artificial projections are accommodated in the buried shape to shoulder subordinates by stopping the ejection of the gas. (Claim 1)

For example, if the road surface has a long distance such as a runway of an airplane, the snow removing plate and the snow removing brush of the snow remover have a long distance such as an airplane runway. The structure arranged along the direction is mentioned.
In this case, the lengths of the snow removal plate and the snow removal brush are arbitrary, but the length is such that they are not deformed by the weight of the snow during snow removal.
Moreover, it is preferable that the said snow removal board and a snow removal brush shall be the same length.
The artificial protrusion is artificially provided, for example, a guide light or the like serving as a traffic mark disposed on the shoulder portion of the road surface.

As a specific configuration of the projecting structure of the artificial projection, the artificial projection has a configuration that can be expanded and contracted, and is provided so as to be stored in a storage case embedded in a road shoulder when contracted. The buried pipe is piped to cause gas to be ejected into the storage case, so that the artificial protrusion is expanded by the gas ejection force ejected into the storage case, and the gas is ejected. This can be achieved by a snow removal device that is contracted by being stopped and stored in the storage case. (Claim 2)
In order to perform snow removal efficiently, it is necessary to accurately drive the snow remover. As the means, for example, a snow remover guide means is provided across the snow remover and the road surface, and the guide means includes the snow remover. a travel sensor provided in, along the running direction of the snow removal machine consists of a buried induced cable road, the travel sensor detects the induced cable during movement of the snowplow, precise running of snowplow It is mentioned that it retains sex. (Claim 3)

The snow removal device of the present invention can be operated by electricity or various fuels, but is preferably operated by electricity from the viewpoint of protecting the surrounding environment.
For example, when the drive unit is operated by electricity, an electric wire is transmitted from the power source to the drive unit across the snowplow, and the electric wire is wound around the winding unit provided in the snowplow. The winding unit may be configured to wind and unwind the electric wire so as not to loosen as the snowplow advances and retreats. (Claim 4)

The snow removal device of the present invention needs to be accommodated so as not to disturb the operation when there is no snow accumulation other than during the snowfall time or during the snowfall time. It is also important to respond quickly and efficiently to snowfall, and it is best to be near the runway in order to respond quickly and efficiently to snowfall caused by sudden snowfall.
That is, a storage groove for storing the snow remover is provided along the longitudinal direction of the road shoulder portion on the road surface, and the storage groove can be opened and closed and a storage groove for opening and closing the snow remover with respect to the storage groove. It is preferable to provide a simple lid. (Claim 5)
In this case, it is preferable that the housing groove is provided with a drainage groove for discharging intruding water (snow-melting water or rainwater).

In addition, the snow to be removed is usually moved to the end of the road surface that does not interfere with traffic, and when it reaches a certain amount, it is removed using heavy equipment such as dump trucks and excavators, For example, the runway of an airplane is extremely long, and the above-described exclusion operation is inefficient and hinders the operation of the airplane.
In other words, in order to efficiently and quickly remove the snow that has approached the edge of the road surface, the road shoulder portion of the road surface is provided with a snow removal groove that removes the snow removed along its longitudinal direction, It is preferable to provide a snow flow device for flowing the snow removed along the longitudinal direction of the snow removal groove, and a lid that can open and close the snow removal groove. (Claim 6)

(Delete)

Further, as described above, in order to perform snow removal work efficiently, quickly and safely, it is preferable to perform all operations of the snow removal device by remote control. (Claim 7)
The operation of the snow removal device in the present invention refers to the forward / backward movement of the snow remover, the vertical movement of the snow removal plate and the snow removal brush, the rotation operation of the snow removal brush, the guidance operation of the guiding means, and the winding / unwinding of the winding unit. Rotation operation, lid opening / closing operation in the storage groove and snow removing / removing operation of the snow remover, lid opening / closing operation in the snow draining groove and snow drifting operation of the snow drifting device, and further the operation of the monitoring camera Operation is performed remotely.

According to the snow removal device of the present invention, the snow removal machine moves forward and backward, and by the forward movement, the snow removal plate and the snow removal brush remove the snow on the road surface. Snow is removed from the part (roof board) and the front and rear.
And the obstacle at the time of driving | running | working of a snowblower can be eliminated.
Therefore, snow removal on an extremely wide road surface having a distance and a width such as a runway of an airplane can be performed efficiently and reliably, and the operation of the airplane is not hindered.
In addition, according to the invention of claim 2, it is possible to specifically provide an intruding structure of the artificial protrusion.
Further, according to the invention of claim 3 , since the snow removal machine travels accurately, snow removal can be performed accurately and efficiently.
According to the invention of claim 4 , the surrounding environment can be preserved, and furthermore, the wire for supplying electricity to the drive unit is reliably wound and delivered without being loosened. It is possible to prevent the electric wire from being cut by the electric wire being caught in the snowplow or being crushed.
Further, according to the invention of claim 5 , normally, the snowplow can be accommodated without obstructing the passage of the airplane, and it is possible to efficiently and quickly cope with snow accumulation due to sudden snowfall.
According to the sixth aspect of the present invention, the removed snow can be efficiently removed quickly without impeding the operation of the airplane.
Further, according to the invention of claim 7, since all the operations of the snow removal device are performed by remote control,
Snow removal can be performed efficiently, quickly and safely.
In addition, the standby cost and heavy snow removal cost of heavy equipment and operators can be reduced, and the delay and suspension of the aircraft can be reduced especially when used on a runway.

Next, the best mode for carrying out the present invention will be described with reference to FIGS.
In addition, the road surface in this form is illustrated by what is comprised by the runway R and the road shoulder part D. FIG.

The snow removal device A according to the present embodiment includes a plurality of snow removers 1 disposed over the entire length of the end portion of the shoulder D, guide means 2 for accurately running the snow remover 1, and the snow remover. A housing groove 3 for housing, a snow removing groove 4 for removing snow to be removed, and a guide light 5 which is an artificial protrusion that appears and disappears with respect to the road shoulder D, all of which are operated by remote control To be done. (See Figs. 1, 4 and 7)

  The snow removal machine 1 includes a snow removal plate 12 provided in front of a snow removal machine body 11 formed in a substantially frame shape, snow removal brushes 13F and 13R provided in front and rear of the snow removal machine body 11, and a snow removal machine body. A driving unit 14 having an endless track structure for moving the head 11 forward and backward, an electric motor 15 for driving the driving unit 14, and a rotating drum 16 for winding and unwinding the electric wire 6 transmitted to the electric motor 15 so as not to loosen. And a traveling sensor 21 that constitutes one of the guiding means 2 and a monitoring camera 17 that monitors the snow cover state and the snow discharge state of the runway R. (See Figs. 1, 4 and 5)

The snow removal plate 12 is formed in a substantially plate-like body, and is provided in front of the snow removal device main body 11 in parallel with the longitudinal direction of the runway R.
Further, the snow removal plate 12 is formed to a length that does not deform due to the snow pressure during snow removal, and is further supported by an arm 12A provided across the snow remover body 11, thereby causing the snow removal plate 12 to Deformation is suppressed.
According to the snow removing plate 12 as described above, the snow on the runway R and the road shoulder D can be removed by the advance of the snow remover 1.
In addition, it is also arbitrary that the said snow removal board 12 enables vertical operation and height adjustment with respect to the said snow remover main body 11. FIG.

The snow removal brushes 13F and 13R are formed substantially the same length as the snow removal plate 12, and are provided in the snow removal machine body 11 in parallel with the longitudinal direction of the snow removal plate 12.
The snow removal brush 13 </ b> F is provided outside the snow removal plate 12, and the snow removal brush 13 </ b> R is provided behind the snow removal machine body 11.
According to such a snow removal brush 13F, it is rotated by the electric motor 15, and the snow on the runway R and the shoulder D can be scraped off by the advance of the snow remover 1.
Further, according to the snow removal brush 13R, when it is moved backward, it is similarly rotated by the electric motor 15 to scrape off the snow on the roof plate 33A, which will be described later, and the snow before and after the roof plate 33A, and the snow accumulation space S, which will be described later. Can be discharged.
Note that the snow removal brushes 13F and 13R can optionally be moved up and down and the height of the snow removal body 11 can be adjusted.

The rotary drum 16 is rotatably provided on the lower side of the snowplow body 11 and winds the electric wire.
Further, the rotating drum 16 is rotated by the electric motor 15 and is rotated in conjunction with the driving speed of the driving unit 14, thereby giving an appropriate tension to the electric wire 6 when the snowplow 1 moves forward and backward. The cutting and entrainment of the electric wire 6 are prevented.
As a configuration in which the electric wire 6 is wound around the rotary drum 16 while applying tension, the electric wire 6 is wound around tension rollers 16A and 16B provided on the lower side of the snowplow body 11 so that tension is applied.
The travel sensor 21 is provided on the lower side of the snowplow main body 11 in proximity to a later-described guide cable 22 constituting the other of the guide means 2.
The monitoring camera 17 is provided on the snow remover main body 11 so as to observe a place away from the snow remover 1, that is, snow accumulation on the runway R, snowfall, and snow removal conditions.

  The snow remover 1 thus configured is installed in a large number so that the snow removal plate 12 and the snow removal brushes 13F and 13R are arranged in parallel over the entire longitudinal direction of the runway R. (See Figure 4)

The guiding means 2 includes the traveling sensor 21 and the guiding cable 22, and the traveling sensor 21 detects the guiding cable 22 when the snowplow 1 moves forward and backward, thereby maintaining the accurate traveling performance of the snowplow 1. .
The guide cable 22 is embedded in the width direction of the runway R and along the entire operating range of the snowplow 1. (See Figure 4)

The storage groove 3 is formed with a length and depth that can store all the snowplows 1 along the longitudinal direction of the runway R, and the snowplow 1 is taken in and out of the storage groove 3 in the storage groove 3. An elevating device 31 for performing the operation and a lid portion 33A for opening and closing the accommodation groove 3 are provided.
Reference numerals 62 and 63 are tension rollers for guiding the electric wire 6 to the snowplow 1 and making the direction changeable. The tension roller 62 is supported by an upper edge portion in front of the housing groove 3, and the tension roller 63 is The tension rollers 62 and 63 are opposed to each other in the state where the lifting device 31 is housed in the housing groove 3.
In the present embodiment, the lid 33A is also used as the roof plate 33A. Therefore, the lid 33A will be described as the roof plate 33A below.
Reference numeral 55 denotes a drainage groove for draining water that enters the housing groove 3.

The lifting device 31 includes a substantially frame-shaped storage frame 3A that opens the entrance 31A of the snowplow 1, a support shaft 3B that supports the storage frame 3A, and a lift 3C that moves the support shaft 3B up and down.
The housing frame 3A includes a floor plate 32A that is flush with the road shoulder D when raised, the roof plate 33A that is flush with the road shoulder D when lowered, and a power source 34A of the electric wire 6.
The roof plate 33A has a strength capable of withstanding the load of the snowplow 1.
The support shaft 3B is embedded so as to be able to protrude and retract from the bottom of the accommodation groove 3, and is supported so as to move up and down by the elevator 3C.
According to such a lifting device 31, the housing frame 3 </ b> A accommodates the snowplow 1 and moves up and down with respect to the housing groove 3. (See Figure 2)
In the lowered state of the housing frame 3A, the opening of the housing groove 3 is blocked by the roof plate 33A, and the roof plate 33A is substantially flush with the road shoulder D. (See Figures 1 and 6)
In the raised state of the storage frame 3A, the floor plate 32A is substantially flush with the shoulder D, and the doorway 31A reaches the position where the snowblower 1 can go in and out, and the snowblower 1 moves in and out by moving forward and backward. (See Figures 2 and 3)
When the snowplow 1 moves forward from the housing frame 3A, the housing frame 3A descends, and the roof plate 33A is substantially flush with the road shoulder D as described above, and the snow remover 1 is placed on the roof plate 33A. Can be positioned.
At this time, the direction of the electric wire 6 is smoothly changed by the tension rollers 62 and 63 so that friction is prevented and the electric wire is not loosened.
The accommodation groove 3 is formed with a notch 34 for supporting the roof plate 33A.
Further, an insertion part 35 through which the electric wire 6 is inserted is formed between the tension rollers 62 and 63 in the lowered state of the housing frame 3A.

The snow removal groove 4 is provided along the longitudinal direction of the runway R in the shoulder D on the opposite side of the housing groove 3. (See Figure 4)
The snow removal groove 4 has a lid portion 42 that can open and close the opening 41 of the snow removal groove 4, a heater 43 that melts the snow removed, and water that has melted snow along the longitudinal direction of the snow removal groove 4. A snow drifting device 44 is provided.
The lid portion 42 is pivotally supported at the longitudinal side edge of the snow removal groove 4 so as to be opened and closed by a cylinder 45 provided in the snow removal groove 4. (See Figure 7)
The heater 43 is embedded in the bottom portion 4 </ b> A of the snow removal groove 4, and melts the snow removed in the snow removal groove 4.
Further, the bottom portion 4A is formed on an inclined surface so that melted water flows to the downstream side (lower side), and a drainage portion (not shown) provided on the most downstream side of the bottom portion 4A. It is designed to drain.
The snow drifting device 44 is forcing water and snow to flow when the amount of snow is large and the drainage is not in time for the slope of the bottom. By rotating the snow device 44 and forcibly flowing water and snow, quick drainage is performed.
In an environment where water can be used abundantly, the heater may not be used, and the snow that has been drained may be caused to flow by flowing water through the snow drain groove.
In addition, the rear of the snow flow groove and the rear of the storage groove are used as a snow accumulation space S.

The guide light 5 is provided so as to be able to appear and disappear on the road shoulder D, and is automatically embedded in the road shoulder D when the snow removal device A is operated to start snow removal work. (See Figures 1 and 2)
The guide lamp 5 includes a telescopic pole 51, a lighting body 52 provided at the tip of the pole 51, and a storage case 53 that stores the contracted pole 51 and the lighting body 52.
The pole 51 is extended by the gas ejected from the buried pipe 54 buried in the road shoulder D, and contracted by stopping the gas ejection to be accommodated in the storage case 53.
The storage case 53 stores the pole 51 and the lighting body 52 in a state where the guide light 5 is contracted, and has a depth at which the tip of the lighting body 52 is flush with the road shoulder D in the storage state. Yes.

According to the snow removal device A of the present embodiment, the storage frame 3A is stored in the storage groove 3 in a state in which the snow remover 1 is stored except during the snowfall time, and when the snow falls, the storage frame 3A is raised and the runway R is moved by the monitoring camera 7. Monitor the snow cover above. (See Figures 2 and 3)
When snow is found on the runway R, the snow remover 1 is moved forward by remote operation, the cover 42 of the snow drain groove 4 is opened, and the guide light 5 is lowered to remove the snow removing plate 12 and the snow removing brush 13F. Remove the snow on the outward trip. (See Figs. 3, 5, 6, and 7)
At this time, when the snowplow 1 moves forward and escapes from the housing frame 3A, the housing frame 3A is lowered by remote operation and is housed in the housing groove 3.
When the snow removal machine 1 moves forward and removes snow into the snow removal groove 4, the snow removal machine 1 is moved backward by remote operation and the same snow removal as described above is performed again.
When the snow removal machine 1 performs the above-mentioned snow removal once or several times and completes the snow removal to the snow removal groove 4, the snow removal machine 1 is moved backward, and the snow removal brush R is used on the roof board 33A and around the roof board 33A. The snow is removed and the snow is removed into the snow accumulation space S behind the housing groove 3.
Finally, the snowplow 1 is moved forward in front of the entrance / exit 31A in the storage frame 3A, the storage frame 3A is raised, the snowplow 1 is moved backward to be stored in the storage frame 3A, and the storage frame 3A is lowered. The snow removal work ends.

  The operation of the snow removal work of the snow removal device A according to the present invention is programmed so that the flow of the snow removal work is programmed in a control means such as a computer so that it automatically operates when a preset snow cover is detected. Good.

  In addition, this invention is not limited to the illustrated structure, It is arbitrary to implement in the range which does not deviate from the content described in each item of a claim.

Sectional drawing which shows an example of the snow removal apparatus which concerns on this invention. Sectional drawing which shows the state which operated the snow removal apparatus. Sectional drawing which shows the state which advanced the snow removal machine. The state arranged in the road surface in the top view of the snow removal apparatus which concerns on this invention is shown. The top view of a snowblower. Sectional drawing which shows the state which lowered | lowered the storage frame in the advance state of a snow remover. Sectional drawing which shows a snow removal state.

Explanation of symbols

A: Snow removal device R: Runway (road surface)
D: Road shoulder (road surface)
1: Snow removal machine 2: Guiding means 3: Housing groove 3A: Housing frame 4: Snow draining groove 5: Guide light (artificial protrusion)
6: Electric wire 11: Snow removal machine main body 12A: Arm 12: Snow removal board 13F: Snow removal brush 13R: Snow removal brush 14: Drive unit 15: Electric motor 16: Rotating drum 17: Monitoring camera 21: Travel sensor 22: Induction cable 16A: Tension Roller 16B: Tension roller 62: Tension roller 63: Tension roller 31: Lifting device 31A: Entrance / exit 32A: Floor plate 3A: Storage frame 3B: Support shaft 3C: Elevator 33A: Roof plate (lid)
34: Cut 34A: Power supply section 41: Opening section 42: Cover section 43: Heater 44: Snow drift device 45: Cylinder 51: Pole 52: Lighting body 53: Storage case 54: Buried pipe 55: Drainage groove

Claims (7)

In a snow removal device that removes snow along the width direction of the road surface,
A snow removal plate that removes snow as the snowplow main body moves forward is moved in front of and behind the snowplow body, and is driven as the snowplow main body moves forward and backward. Each having a snow removal brush that rotates by a part to remove snow, and a snow remover equipped with the snow removal plate and the snow removal brush over the entire length in the longitudinal direction of the road surface,
To shoulder portion artificial projections projecting on the shoulder portion of the road surface, when the artificial projections are positioned under the shoulder portion, so that the tip of the artificial projections on the shoulder portion side and substantially the same plane This artificial protrusion projecting structure is designed to stop the gas from being ejected by the artificial projecting object projecting from the road shoulder due to the gas jetted from the buried pipe buried in the shoulder. A snow removal device characterized in that the artificial protrusion is stored under the road shoulder in a buried manner . The artificial protrusion has a configuration that can be expanded and contracted, and is provided so as to be stored in a storage case embedded in a road shoulder when contracted. In the storage case, the embedded pipe is piped, and gas is supplied. By ejecting into the storage case, the artificial protrusion is expanded by the gas jetting force ejected into the storage case, and contracted by stopping the gas ejection and stored in the storage case. The snow removal device according to claim 1, wherein: A snowplow guiding means is provided across the snowplow and the road surface, and the guiding means comprises a travel sensor provided in the snowplow and a guide cable embedded in the road surface along the direction of travel of the snowplow, 3. The snow removal device according to claim 1, wherein the traveling sensor detects the guide cable during movement of the snow removal machine to maintain accurate traveling performance of the snow removal machine. The drive unit is operated by electricity, and an electric wire to be transmitted to the drive unit from the power source to the snowplow is wired, and the electric wire is wound around a winding unit provided in the snowplow, and the winding unit The snow removal device according to any one of claims 1 to 3, wherein the electric wire is wound and delivered so as not to loosen as the snow remover moves forward and backward. A road groove on the road surface is provided with a storage groove for storing the snowplow along its longitudinal direction, and the storage groove is provided with a lifting device for taking the snowplow in and out of the storage groove. The snow removal device according to any one of claims 1 to 4. A snow drainage groove for removing the snow removed along the longitudinal direction is provided on the shoulder portion of the road surface, and in the snow drainage groove, the flowing snow flows along the longitudinal direction of the snow drainage groove. The snow removal device according to any one of claims 1 to 5, further comprising a device and a lid that can open and close the snow drain groove.   The snow removal device according to any one of claims 1 to 6, wherein all operations of the snow removal device are performed by remote control.

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