JP3217386U - Snow catcher and snowplow having the snow catcher - Google Patents

Abstract

A snow catcher that enables effective snow removal against snow piled up higher than a housing, and a snow remover including the snow catcher.
A snow receiver 15 attached to a snow remover 1 having an auger 7 that can be moved up and down and a housing 8 that houses the auger 7. The snow receiver 15 is a snow receiver body 16 made of a plate member. And support legs 17, 17 for attaching the snow receiver body 16 to the housing 8. The support legs 17, 17 move the snow receiver body 16 in the forward direction of the snow remover 1 when the auger 7 is lowered. The snow receiving body 16 is held in a horizontal state when the auger 7 is lifted while being held in an inclined state that is lowered.
[Selection] Figure 1

Description

  The present invention relates to a snow remover having an auger for cleaning the snow surface at the front of the machine body, and to a snow remover equipped with a snow receiving portion attached to an upper portion of a housing for housing the auger and the snow receiving tool.

  Conventionally, as a snowplow, a housing is attached to the front part of a machine body provided with a traveling part such as a wheel or a crawler, and an auger made of spiral scraping blades is laterally installed so that the auger can be moved up and down. Yes (Patent Document 1).

JP2015-81478A

  However, in the conventional snow remover, the top surface of the housing is inclined so as to be lowered from the front to the back, and when the snow remover is advanced against the snow piled higher than the housing, the top surface of the housing There was a problem in workability because the snow loaded on the car fell down toward the worker.

  In addition, in the conventional snow remover, when removing snow that is higher than the housing, the upper snow is removed first, and then the lower snow is removed. However, when removing the upper snow, the snow remover Advance on the snow on the side. At this time, the lower snow that has been stepped and solidified by the snowplow often goes uphill. After removing the snow on the upper side, it is necessary to move the snowplow back on the lower snow that has been stepped on. However, since the operator operating the snowplow performs work behind the snowplow, When retreating, the heavy snow blower moves toward the worker, which may cause personal danger.

  In view of the above, an object of the present invention is to provide a snow catcher that enables effective snow removal against snow piled up higher than the housing, and a snow remover including the snow catcher.

  The snow receiver of the present invention according to claim 1 is a snow receiver attached to a snow remover comprising an auger that can be raised and lowered, and a housing that houses the auger, the snow receiver body comprising a plate member, An attachment portion for attaching a snow catcher body to the housing, and when the auger is lowered, the snow catcher body is held in an inclined state that is lowered in a forward direction of the snowplow, and the auger In the state where is raised, the snow receiving body is held in a substantially horizontal state.

  According to a second aspect of the present invention, there is provided a snow receiving device comprising a snow fall prevention portion erected on an upper surface of the snow receiving device main body.

  The snow receiver of the present invention according to claim 3, wherein the snow receiver main body is formed in a rectangular shape, and the snow fall prevention portion is erected on the upper surface of the snow receiver main body and at a peripheral edge portion excluding the front end. It is characterized by that.

  The snow receiver of the present invention according to claim 4, wherein the snow receiver main body has a shape capable of covering the entire width of the top surface of the housing, and the attachment portion has a front end of the snow receiver main body of the housing. The housing and the snow receiving body are connected in a state where the front end of the top surface is matched.

  According to a fifth aspect of the present invention, there is provided a snow receiver according to the present invention, wherein the snow receiver includes a locking portion formed by bending the front end of the snow receiving body downward, and the locking portion can be locked to the front end of the top surface of the housing. It is characterized by that.

  The snow receiver of the present invention according to claim 6 includes a hinge part that rotatably connects the front end of the snow receiver body to the front end of the top surface of the housing, and the attachment part is extendable and retractable. According to the expansion and contraction of the part, the snow receiving body can be freely raised and lowered.

  According to a seventh aspect of the present invention, there is provided a snow remover comprising the snow receiver according to the first to sixth aspects.

  According to the first aspect of the present invention, when removing snow piled up higher than the housing, the snow at a position higher than the housing is received by the snow catcher, and the snow flows down from the upper part of the housing toward the operator. Thus, it is possible to provide a snow receiver for a snow remover that can effectively remove snow from snow accumulated higher than the housing and can be easily retrofitted to an existing snow remover. Further, when the auger is raised, the snow catcher main body is held in a substantially horizontal state, so that snow can be stably loaded on the snow catcher. Also, the snow piled on the snow catcher slides forward of the snowplow along the slope of the snow catcher body when the auger is lowered, so the snow can be removed with the lowered auger as it is. Enables effective snow removal against higher piles of snow.

  According to the invention of claim 2, it is possible to prevent the snow piled on the snow receiving body from falling.

  According to the invention of claim 3, when the snowplow is advanced and snow is piled up from the front end side of the snow receiving body, the snow falling prevention portion is prevented from being caught by the snow so that the snow receiving body does not collapse. Can be stacked on. Further, when the auger is lowered and snow is snowed in front of the snow remover along the inclination of the snow catcher body, it is possible to prevent snow from being caught on the front end of the snow catcher body and to quickly fall snow.

  According to the fourth aspect of the present invention, when removing snow accumulated higher than the housing, it is possible to effectively receive the snow that tries to pass through the upper part of the housing by the snow receiving portion main body.

  According to the invention of claim 5, the locking portion is locked to the front end of the top surface of the housing of the snowplow, thereby facilitating alignment when attaching the snow receiver, and the housing and the snow receiver. By eliminating the boundary, it is possible to prevent snow from entering between the housing and the snow catcher and to perform effective snow removal.

  According to the sixth aspect of the present invention, when the field of view is blocked by the snow receiver, the field of view can be ensured by contracting the mounting portion and causing the snow receiver to fall down.

  According to the seventh aspect of the present invention, it is possible to provide a snow removal machine capable of effective snow removal against snow accumulated higher than the housing.

In the snow removal machine which concerns on Example 1 of this invention, it is a side view of the state which lowered the snow removal part. It is a side view of the snow removal machine of the state which raised the snow removal part same as the above. It is a front view of a snow removal part same as the above. It is a side view which shows the snow remover of the preparation state with respect to the snow more than the height of a housing same as the above. FIG. 5 is a side view showing a state in which the snow removal machine is moved forward from the state of FIG. FIG. 6 is a side view showing a state where the snow removal unit is raised and the snow removal machine is moved backward from the state of FIG. 5. FIG. 7 is a side view showing a state in which the snow removal unit is lowered from the state of FIG. In the snow removal machine which concerns on Example 2 of this invention, it is a side view of the state which lowered the snow removal machine. It is a top view of a snow receiving tool same as the above. It is a side view which shows the state which connected the snow removal part which concerns on Example 3 of this invention to the working vehicle, and lowered the snow removal part. It is a side view which shows the state which raised the snow removal part same as the above. It is a side view which shows the state which contracted the attaching part from the state of FIG.

  Preferred embodiments of the present invention will be described with reference to the accompanying drawings. The embodiment described below does not limit the contents of the present invention described in the claims of the utility model registration. In addition, all the configurations described below are not necessarily essential requirements of the present invention.

  Hereinafter, a first embodiment of the present invention will be described with reference to FIGS. 1, 2, and 4 to 7, the right side in the figure is the forward direction of the snow remover, and the left side in the figure is the backward direction of the snow remover. The snow removal machine of the present embodiment indicated by reference numeral 1 is a walking type snow removal machine including a traveling unit 2 for running the snow removal machine 1 and a snow removal unit 3 for removing snow.

  The traveling unit 2 includes a body frame 4, a pair of left and right crawlers 5 provided at a lower portion of the body frame 4, and a steering handle 6 provided at a rear portion of the body frame 4. Further, although not shown, the rear part of the body frame 4 includes a safety switch for raising and lowering the snow removing unit 3, moving the traveling unit 2 forward and backward, turning left and right, turning the engine on and off, turning the auger on and off, and emergency stop. An operation panel having various operation means is provided.

  The snow removal portion 3 is connected to the auger 7 formed of spiral scraping blades, a housing 8 that accommodates the auger 7 in a horizontal position, a blower 9 that is connected to the rear portion of the housing 8, and the blower 9. The snow S scraped by the auger 7 is discharged from the shooter 10 by the blower 9 and the snow removal work is performed.

  The snow removal unit 3 and the crawler 5 are driven by a driving force from a diesel engine or a gasoline engine (not shown) mounted on the body frame 4.

  The housing 8 includes a top surface 11 inclined so as to become lower from the front to the rear, a rear surface 12 connected to the blower 9, and a left side surface 13 and a right side surface 14 that pivotally support the auger 7.

  In addition, the snow removal part 3 is equipped with the raising / lowering mechanism which is not shown with respect to the traveling part 2 so that raising / lowering is possible.

  In the present embodiment, the snow receiver 15 is attached to the upper part of the housing 8 of the snow remover 1 described above. Hereinafter, the configuration of the snow receiver 15 will be described. The snow receiver 15 includes a snow receiver main body 16 made of a metal plate member, and a pair of support legs 17 and 17 that are attachment portions for attaching the snow receiver main body 16 to the housing 8.

  As shown in FIG. 3, the snow receiving body 16 has a rectangular shape formed to have a size capable of covering the entire width W of the top surface 11 of the housing 8.

  As shown in FIG. 3, the snow receiving body 16 is configured to fall vertically with the rear end 19, the left end 20, and the right end 21 of the peripheral edge being continuously raised except for the front end 18 facing the forward direction of the snow remover 1. A prevention unit 22 is provided. The snow fall prevention unit 22 prevents the snow S loaded on the snow catcher body 16 from sliding off the snow catcher body 16 due to vibration of the snowplow 1 or the like. Therefore, the height of the snow fall prevention part 22 can be arbitrarily changed as long as the snow S does not slide down.

  As shown in FIG. 1, the front end 18 of the snow receiving body 16 includes a locking portion 23 that is bent downward.

  As shown in FIG. 1, the snow receiving body 16 is provided to be inclined obliquely downward from the rear end 19 to the front end 18 so as to be in an inclined state that becomes lower in the forward direction of the snow removal machine 1.

  As shown in FIGS. 1 and 2, the support legs 17 and 17 are made of a pair of metal plates attached downward from the left end 20 and the right end 21 of the snow receiving body 16.

  The support legs 17 and 17 are as shown in FIGS. 1, 4, 5, and 7 in a state where the locking portion 23 of the snow receiving body 16 is locked to the front end 11 </ b> A of the top surface 11 of the housing 8. In the state where the snow removal unit 3 is lowered, the snow receiving body 16 is inclined downward toward the front of the snow remover 1, and in the state where the snow removal unit 3 is raised as shown in FIGS. The left end 20 and the right end 21 of the snow receiving body 16 and the top surface 11 of the housing 8 are connected so that the receiving body 16 is in a substantially horizontal state.

  In the snow remover 1 according to the present embodiment, the worker M holds the control handle 6 and scrapes the snow S in the housing 8 with the auger 7 while moving the traveling unit 2 forward, and the snow S is scraped with the shooter 10. Next, a method for removing snow from the snow S piled up to a height H2 (H1 <H2) equal to or higher than the height H1 of the housing 8 will be described with reference to FIGS.

  First, the snow remover 1 is advanced toward the snow S as shown in FIG. 5 with the snow removing portion 3 in the state of being lowered in the preparation state as shown in FIG. In this case, the snow S having a height H <b> 1 or less of the housing 8 is raked into the housing 8 by the auger 7 and snowed by the shooter 10. Further, the snow S accumulated up to the height H2 of the housing 8 at least the height H1 is accumulated on the snow receiving body 16.

  Then, as shown in FIG. 6, the snow removal device 1 is raised and the snow removal machine 1 is moved backward while the snow receiver body 16 is loaded with the snow S. As shown in FIG. 6, the snow S piled up to a height H <b> 2 that is equal to or higher than the height H <b> 1 of the housing 8 is piled in a stable state on the snow receiver body 16 in a substantially horizontal state.

  Next, as shown in FIG. 7, when the snow removal unit 3 is lowered, the snow receiver body 16 is inclined to be lowered in the forward direction, and the snow S loaded on the snow receiver body 16 is the snow receiver. When the snow remover 1 slides forward along the inclination of the main body 16 and the snow remover 1 moves forward, the snow remover 3 in the lowered state can remove snow.

  As described above, the snow receiver 15 of the present embodiment is a snow receiver 15 that is attached to the snow remover 1 including the auger 7 that can be moved up and down and the housing 8 that houses the auger 7, and is a snow made of a plate member. A support body 16 and support legs 17 and 17 as mounting portions for attaching the snow receiver body 16 to the housing 8 are provided. The support legs 17 and 17 are provided with the snow receiver body 16 when the auger 7 is lowered. Is held in an inclined state that becomes lower in the forward direction of the snow remover 1, and when the auger 7 is raised, the snow receiving body 16 is held in a substantially horizontal state.

  In this case, when removing the snow S piled higher than the housing 8, the snow S at a position higher than the housing 8 is received by the snow receiver 15, and the snow S falls from the upper part of the housing 8 toward the worker M. Provided is a snow catcher 15 for a snow remover that prevents the snow S from coming from the housing 8 and that can effectively remove snow from the snow S that is higher than the housing 8 and that can be easily retrofitted to the existing snow remover 1. be able to. Further, when the auger 7 is raised, the snow receiver body 16 is held in a substantially horizontal state, so that the snow S can be loaded on the snow receiver 15 in a stable state. In addition, when the auger 7 is lowered, the snow S loaded on the snow receiver 15 slides forward in front of the snow remover 1 along the inclination of the snow receiver body 16, so that the snow is removed by the auger 7 in the lowered state. Therefore, effective snow removal can be performed on the snow S accumulated higher than the housing 8.

  Further, the snow receiver 15 of the present embodiment includes the snow fall prevention portion 22 erected on the upper surface of the snow receiver body 16, thereby preventing the snow S stacked on the snow receiver body 16 from falling. be able to.

  In the snow receiver 15 of the present embodiment, the snow receiver body 16 is formed in a rectangular shape, and the snow fall prevention portion 22 is the upper surface of the snow receiver body 16 and a rear end 19 that is a peripheral portion excluding the front end 18. The left end 20 and the right end 21 are erected to prevent the snow fall prevention unit 22 from being caught by the snow S when the snow remover 1 is moved forward and the snow S is accumulated from the front end 18 side of the snow receiving body 16. The snow receiving body 16 can be loaded so as not to break the snow S. Further, when the auger 7 is lowered and the snow S falls down in front of the snow remover 1 along the inclination of the snow catcher body 16, the snow S is prevented from being caught on the front end 18 of the snow catcher body 16, and quickly. Snow S can be removed.

  Further, in the snow receiver 15 of this embodiment, the snow receiver body 16 has a shape capable of covering the entire width W of the top surface 11 of the housing 8, and the support legs 17 and 17 are the front ends 18 of the snow receiver body 16. Is connected to the front end 11 </ b> A of the top surface 11 of the housing 8, and the housing 8 and the snow receiving body 16 are connected to each other.

  In this case, when removing the snow S accumulated higher than the housing 8, the snow receiving part main body 16 can effectively receive the snow S about to pass through the upper part of the housing 8.

  Further, the snow receiving device 15 of the present embodiment is provided with a locking portion 23 in which the front end 18 of the snow receiving body 16 is bent downward, and the locking portion 23 can be locked to the front end 11 A of the top surface 11 of the housing 8. It is said.

  In this case, the locking portion 23 is locked to the front end 11A of the top surface 11 of the housing 8 of the snowplow 1 to facilitate alignment when the snow receiver 15 is attached. By eliminating the boundary between the tools 15, it is possible to prevent the snow S from entering between the housing 8 and the snow receiver 15 and to perform effective snow removal.

  Hereinafter, a second embodiment of the present invention will be described with reference to FIGS. In FIG. 8, the right side in the figure is the forward direction of the snowplow, and the left side in the figure is the backward direction of the snowplow. Note that the support legs 17 and 17 are fixed to the top surface 11 of the housing even in the housing 8 including only the top surface 11 and the rear surface 12 that do not have the left side surface and the right side surface shown in FIG.

  The rear end 19 of the snow receiving body 16 of this embodiment extends to the rear of the shooter 10. Here, with the extension of the rear end 19, the shooter operation opening 24 for securing an operation range for the rotation operation of the shooter 10 so that the snow receiving body 16 does not hinder the operation of the shooter 10. However, it is cut out from the rear end 19 to the periphery of the shooter 10.

  In this case, by extending the rear end 19 side of the snow receiving body 16 and expanding the area of the snow receiving body 16, more snow can be loaded.

  Further, in this embodiment, the rear end 19 side of the snow receiver body 16 is extended by providing the auxiliary support legs 25 that connect the rear end 19 side of the snow receiver body 16 and the top surface 11. As the area of the snow receiving body 16 is increased, the strength of the snow receiving body 15 with an increased load is compensated.

  Further, the shooter operation opening 24 is formed by cutting out the snow receiving body 16 from the periphery of the shooter 10 to the rear end 19, so that the snow S in the gap between the shooter 10 and the shooter operation opening 24 is formed. Is moved forward from the notch 24A on the rear end 19 side of the shooter operation opening 24 to the rear of the snow receiver body 16 by moving the snowplow 1 forward, and the shooter 10 and the shooter operation opening 24 It is possible to prevent the snow 24 from being clogged in the gap 24B and the operation of the shooter 10 from being hindered.

  Further, the snow fall prevention unit 22 of the present embodiment includes a snow catcher main body side 22 </ b> A that is continuously raised along the rear end 19, the left end 20, and the right end 21 of the periphery of the snow catcher main body 16, and a shooter The snow S stacked on the snow receiving body 16 is formed by integrally and continuously forming the shooter operation opening side 22B, which is continuously raised along the peripheral edge of the operation opening 24 and vertically raised. In addition to preventing the falling, the gap 22B between the shooter 10 and the shooter operation opening 24 can be prevented from becoming clogged with the snow S, and the operation of the shooter 10 being inhibited.

  In the snow fall prevention unit 22, the snow receiver main body side 22A and the shooter operation opening side 22B may have different heights, and the shooter operation opening side 22B is made higher than the snow receiver main body 16 side 22A. The clogging of the snow S in the gap 24B can be prevented more effectively.

  A third embodiment of the present invention will be described below with reference to FIGS. 10 to 12, the right side in the figure is the forward direction of the snow removal machine, and the left side in the figure is the backward direction of the snow removal machine.

  In the present embodiment, a configuration in which the snow receiver 15 of the present invention is employed in the snow removing portion 3 connected to various working vehicles 26 such as agricultural vehicles such as tractors, construction vehicles, and construction vehicles will be described. In this embodiment, the work vehicle 26 will be described by taking a tractor as an example.

  The work vehicle 26 includes a connection portion 27 for connecting a work implement, and the connection portion 27 includes a PTO (Power take-off) shaft (not shown) for transmitting engine power to the work implement. Yes. In the present embodiment, the snow removal unit 3 is connected to the connection unit 27 as one of the aforementioned working machines. In addition, the snow removal part 3 of a present Example is equipped with the raising / lowering mechanism which is not shown with respect to the working vehicle 26 so that raising / lowering is possible.

  In the snow removal part 3 connected to the connection part 27, the engine power of the work vehicle 26 is provided to the auger 7, the blower 9, and the driving force of the lifting mechanism via the PTO shaft. It is preferable that various functions of the snow removal unit 3 can be operated from the driver's seat of the work vehicle 26.

  The connection part 27 is provided in the front part or the rear part of the work vehicle 26, and in this embodiment, as shown in FIGS. 10 to 12, an example in which the connection part 27 is provided in the front part of the work vehicle 26 is shown. Explained.

  In the snow receiver 15 of the present embodiment, the front end 18 of the snow receiver body 16 and the front end 11A of the top surface 11 of the housing 8 are connected by a hinge portion 28. The snow receiving body 16 is provided so as to be able to rise and fall with respect to the housing 8 with the hinge portion 28 as a rotation axis.

  In this embodiment, the support legs 17 and 17 are a pair of hydraulic cylinders, and are attached downward from the left end 20 and the right end 21 of the snow receiving body 16.

  In the extended state, when the snow removal portion 3 is lowered as shown in FIG. 10, the support legs 17, 17 are inclined downward with the snow receiver body 16 facing the front of the snow remover 1. In the state where the snow removal part 3 as shown is raised, the left end 20 and the right end 21 of the snow receiver body 16 and the top surface 11 of the housing 8 are connected so that the snow receiver body 16 is substantially horizontal. Is. In addition, the driving force of the support legs 17 and 17 shall be supplied from the engine power of the work vehicle 26 via a PTO shaft.

  Further, in the contracted state, the support legs 17 and 17 are such that the rear end 19 of the snow receiving body 16 as shown in FIG. At least the front end 11A of the top surface 11 of the housing 8 can be seen from the driver's seat.

  In the present embodiment, the support legs 17, 17 can be extended and contracted, and the snow receiver 15 is provided so as to be able to rise and fall with respect to the housing 8. In this case, as shown in FIG. 12, the supporting legs 17 and 17 are contracted, and the working vehicle 26 is laid down so that the rear end 19 of the snow receiving body 16 is lowered with the hinge portion 28 as a rotation shaft. Can be ensured.

  The present invention is not limited to the above-described embodiment. For example, the shape of the snow receiving body 16 and the number of support legs 17 may be appropriately changed. As an example, wheels may be used. In the support legs 17 and 17 of the third embodiment, a hydraulic cylinder is taken as an example. However, the support legs 17 and 17 are not particularly limited as long as they have a mechanism for expanding and contracting. In the third embodiment, the various driving forces of the snow removal unit 3 are supplied from the engine power of the work vehicle via the PTO shaft, but are not particularly limited.

DESCRIPTION OF SYMBOLS 1 Snow remover 7 Auger 8 Housing 11 Top surface 11A Front end 15 Snow receiver 16 Snow receiver main body 17 Support leg (attachment part)
18 Front edge 22 Snowfall prevention part 23 Locking part

Claims (7)

A snow catcher that is attached to a snowplow that includes a freely movable auger and a housing that houses the auger,
A snow receiving body comprising a plate member;
An attachment portion for attaching the snow receiving body to the housing,
In the state where the auger is lowered, the snow catcher main body is held in an inclined state that becomes lower in the forward direction of the snowplow,
The snow receiver, wherein the snow receiver main body is held in a substantially horizontal state when the auger is raised.   The snow receiver according to claim 1, further comprising a snow fall prevention portion erected on an upper surface of the snow receiver body. The snow receiving body is formed in a rectangular shape,
3. The snow receiver according to claim 2, wherein the snow fall prevention portion is erected on the upper surface of the snow receiver main body and at a peripheral edge portion excluding the front end. The snow receiver body has a shape capable of covering the entire width of the top surface of the housing,
The said attachment part connects the said housing and the said snow receiver main body in the state which match | combined the front end of the said snow receiver main body with the front end of the top | upper surface of the said housing. Snow catcher. It has a locking part that bends the front end of the snow receiver body downward,
The snow catcher according to any one of claims 1 to 3, wherein the locking portion can be locked to a front end of the top surface of the housing. A hinge portion that rotatably connects the front end of the snow receiving body to the front end of the top surface of the housing;
The snow receiver according to any one of claims 1 to 3, wherein the attachment portion is extendable and the snow receiver body is undulated according to expansion and contraction of the attachment portion. A snowplow provided with the snow receiving tool according to claim 1.

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