JPWO2010061472A1 - Auger blade and snowplow having the same - Google Patents

Auger blade and snowplow having the same Download PDF

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Publication number
JPWO2010061472A1
JPWO2010061472A1 JP2009513509A JP2009513509A JPWO2010061472A1 JP WO2010061472 A1 JPWO2010061472 A1 JP WO2010061472A1 JP 2009513509 A JP2009513509 A JP 2009513509A JP 2009513509 A JP2009513509 A JP 2009513509A JP WO2010061472 A1 JPWO2010061472 A1 JP WO2010061472A1
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Prior art keywords
blade
auger
snow
cutting
auger blade
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Granted
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JP2009513509A
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Japanese (ja)
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JP4961017B2 (en
Inventor
敦 金沢
敦 金沢
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ヤマハモーターパワープロダクツ株式会社
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Priority to PCT/JP2008/071657 priority Critical patent/WO2010061472A1/en
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    • EFIXED CONSTRUCTIONS
    • E01CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
    • E01HSTREET CLEANING; CLEANING OF PERMANENT WAYS; CLEANING BEACHES; DISPERSING OR PREVENTING FOG IN GENERAL CLEANING STREET OR RAILWAY FURNITURE OR TUNNEL WALLS
    • E01H5/00Removing snow or ice from roads or like surfaces; Grading or roughening snow or ice
    • E01H5/04Apparatus propelled by animal or engine power; Apparatus propelled by hand with driven dislodging or conveying levelling elements, conveying pneumatically for the dislodged material
    • EFIXED CONSTRUCTIONS
    • E01CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
    • E01HSTREET CLEANING; CLEANING OF PERMANENT WAYS; CLEANING BEACHES; DISPERSING OR PREVENTING FOG IN GENERAL CLEANING STREET OR RAILWAY FURNITURE OR TUNNEL WALLS
    • E01H5/00Removing snow or ice from roads or like surfaces; Grading or roughening snow or ice
    • E01H5/04Apparatus propelled by animal or engine power; Apparatus propelled by hand with driven dislodging or conveying levelling elements, conveying pneumatically for the dislodged material
    • E01H5/08Apparatus propelled by animal or engine power; Apparatus propelled by hand with driven dislodging or conveying levelling elements, conveying pneumatically for the dislodged material dislodging essentially by driven elements
    • E01H5/09Apparatus propelled by animal or engine power; Apparatus propelled by hand with driven dislodging or conveying levelling elements, conveying pneumatically for the dislodged material dislodging essentially by driven elements the elements being rotary or moving along a closed circular path, e.g. rotary cutter, digging wheels
    • E01H5/098Apparatus propelled by animal or engine power; Apparatus propelled by hand with driven dislodging or conveying levelling elements, conveying pneumatically for the dislodged material dislodging essentially by driven elements the elements being rotary or moving along a closed circular path, e.g. rotary cutter, digging wheels about horizontal or substantially horizontal axises perpendicular or substantially perpendicular to the direction of clearing

Abstract

While maintaining the cutting performance of cutting snow, when the snow removal starts or during snow removal, the impact applied to the snowplow body is alleviated and the cutting blade of the auger blade is worn or damaged. In addition, an auger blade that can eliminate the need to replace the entire auger blade and a snowplow provided with the auger blade are provided. The snow remover 1 includes an auger blade 20 used in the auger apparatus 10 and a blade main body 22 formed of an elastic material capable of absorbing an impact when cutting snow. And a plurality of cutting blades 24.

Description

  The present invention relates to an auger blade that can be suitably used for an auger device of a snowplow that removes snow on a road surface, a parking lot, and the like while the operator walks by gripping an operation handle at the rear of the vehicle body, and a snowplow equipped with the auger blade About.

Conventionally, a snow remover that removes snow while the operator grasps the operation handle at the rear of the vehicle body and walks is configured such that the auger device is driven by the engine together with the blower and the snow collected by the auger device is blown away from the shooter by the blower. (See, for example, Patent Document 1).
Here, in the auger device of this type of snow remover, the auger blade having a cutting blade for cutting snow is integrally formed from a hard material, thereby improving the cutting ability of the auger blade.
JP 2004-278058 A

[Problems to be solved by the invention]
However, when the material forming the auger blade is a hard material, the impact applied to the auger blade during snow removal strongly acts on the snow remover body via the auger blade. For this reason, the impact is transmitted from the snowplow body to the operator, which is a factor of reducing the operator's workability. Further, since the entire auger blade is integrally formed of a hard material together with the cutting blade, it is necessary to replace the entire auger blade when the cutting blade of the auger blade is worn or damaged.

  Therefore, the present invention has been made paying attention to such problems, and while maintaining the cutting performance for cutting snow, the impact applied to the snowplow body when starting snow removal or during snow removal. The purpose of the present invention is to provide an auger blade that can eliminate the need to replace the entire auger blade even if the cutting blade of the auger blade is worn or damaged, and a snow remover equipped with the auger blade. .

[Means for solving problems]
In order to solve the above problems, a first aspect of the present invention is an auger blade used in an auger device of a snowplow, wherein the blade body is formed of an elastic material capable of absorbing an impact when cutting snow. And a plurality of cutting blades attached to the blade body in a replaceable manner.

  According to the auger blade according to the first aspect, the auger blade has a blade body formed of an elastic material capable of absorbing an impact when cutting snow, and a plurality of cuttings attached to the blade body in an exchangeable manner. Since it has the structure which has a blade, the cutting performance which cuts snow is maintained like the past. Since the blade body is made of an elastic material that can absorb the impact when cutting snow, the impact applied from the cutting blade to the snow remover body through the blade body when starting snow removal or during snow removal. Can be relaxed. In addition, since the plurality of cutting blades are attached to the blade body in a replaceable manner, even if any of the cutting blades is worn or damaged, only the cutting blades that have been worn or damaged are used. Can be exchanged. Therefore, it is not necessary to replace the entire auger blade.

  Here, in the auger blade according to the first aspect of the present invention, it is preferable that, for example, the plurality of cutting blades are attached only to a surface facing the center of the blade body. With such a configuration, when the auger blade rotates and collects snow in the center of the auger device, the snow can be efficiently scraped and scraped off efficiently. Therefore, it is more suitable for performing snow removal smoothly.

  In the auger blade according to the first aspect of the present invention, it is preferable that, for example, the plurality of cutting blades are spaced apart in the circumferential direction so as to cover the lateral direction of the auger blade. With such a configuration, the plurality of cutting blades arranged from one end of the auger blade to the other end of the auger blade can cover the entire lateral direction of the auger blade so that snow removal is smooth. It is more suitable for carrying out to.

Moreover, the 2nd aspect of this invention is a snow removal machine provided with an auger apparatus. The snowplow includes the auger blade according to the first aspect of the present invention as an auger blade of the auger device.
According to the snow removal machine according to the second aspect, since the auger blade according to the first aspect is provided as the auger blade, the snow removal machine is started when the snow removal is started while maintaining the cutting performance for cutting snow. While reducing the impact applied to the main body, even if the cutting blade of the auger blade is worn or damaged, it is not necessary to replace the entire auger blade.

1 is a side view of an embodiment of a snowplow having an auger blade according to the present invention. It is A arrow view in FIG. It is a figure which shows the part of the blower in the ZZ cross section in FIG. It is a perspective view of an auger apparatus part.

Explanation of symbols

DESCRIPTION OF SYMBOLS 1 Snow remover 2 Car body 3 Support pipe 4 Grip 5 Operation part 6 Crawler 7 Engine 8 Blower 9 Shuter 10 Auger device 11 Drive part 12 Power transmission mechanism 13 Drive shaft 20 Auger blade 20a 1st auger blade 20b 2nd auger blade 22 Blade body 24 Cutting blade

  Hereinafter, an embodiment of the present invention will be described with reference to the drawings as appropriate. FIG. 1 is a side view of an embodiment of a snowplow provided with an auger blade according to the present invention. In FIG. 2 is a view taken along the arrow A in FIG. 1, FIG. 3 is a view showing a blower portion in the ZZ cross section in FIG. 2, and FIG. 4 is a perspective view of an auger device portion.

As shown in FIG. 1, the snowplow 1 has an engine 7 mounted at a substantially central portion of a vehicle body 2. A crawler device 6 is provided at the lower center of the vehicle body 2. The crawler device 6 is driven by the engine 7 via a power transmission mechanism (not shown) including a clutch mechanism. In addition, a support pipe 3 having an upper U-shape (see FIG. 2) is attached to the rear end portion (right end portion in FIG. 1) of the vehicle body 2 so as to project obliquely rearward.
The upper portion of the support pipe 3 is a grip 4 that is gripped by the operator. In the vicinity of the grip 4, an operation unit 5 for operating a clutch mechanism or the like is provided at a position where the operator can operate. Accordingly, the operator can drive the crawler device 6 by operating the operation unit 5 while walking while gripping the grip 4.

  Further, the snow remover 1 is provided with an auger device 10 at the front end of the vehicle body 2. As shown in FIG. 1, the auger device 10 has a drive unit 11 connected to the output shaft 7 a of the engine 7 via a V-belt type power transmission mechanism unit 12 including a clutch mechanism. In the power transmission mechanism unit 12, the clutch mechanism operates in accordance with the operation of the operation unit 5 by the operator, and transmits the driving force of the engine 7 to the drive unit 11 of the auger device 10. The driving force transmitted to the drive unit 11 is transmitted to the left and right auger blades 20 having a spiral shape via a drive shaft 13 (see FIG. 2) extending left and right.

  Further, a rotatable shooter 9 is erected on the upper portion of the auger device 10. As shown in FIGS. 2 and 3, a blower 8 driven together with the auger device 10 by the engine 7 is disposed coaxially with the drive unit 11 of the auger device 10 in the center of the auger device 10 in the vehicle width direction. Yes. When the auger device 10 and the blower 8 are simultaneously driven by the engine 7, the left and right auger blades 20 are rotated by the drive shaft 13. As a result, while breaking the snow with the left and right auger blades 20, the broken snow is scraped up toward the blower 8 in the center of the vehicle width direction, and the scraped snow is spun up by the blower 8, so Snow is thrown away from the upper shooter 9.

Here, as shown in FIG. 2, each of the left and right auger blades 20 includes a substantially annular first auger blade 20a and a substantially annular first auger blade 20a whose phase is shifted by 180 ° with respect to the first auger blade 20a. 2 auger blades 20b.
The first and second auger blades 20a and 20b include a blade body 22 formed of an elastic material capable of absorbing an impact when cutting snow, and a plurality of cutting blades attached to the blade body 22 in a replaceable manner. 24, respectively. As the elastic material of the blade body 22, various elastic materials can be employed as long as they can absorb the impact when cutting snow. In particular, a material that elastically deforms in the compression direction when an external force is received by the blade body 22 is suitable. For example, rubber or plastic can be suitably used. In this embodiment, rubber is employed.

  Further, as shown in FIG. 1, the plurality of cutting blades 24 are spaced apart in the circumferential direction so as to cover all the lateral directions of the auger blades 20 (20a, 20b) from one end to the other end of the blade body 22. Arranged. In the example of the present embodiment, each cutting blade 24 includes a cutting blade main body 24a having a blade portion for cutting snow, a cutting blade support plate 24b, and two fixing pins 24c. The cutting blade body 24a is formed from a hard material capable of cutting snow. As the hard material capable of cutting snow, for example, metal or hard plastic can be suitably used. In the example of the present embodiment, a steel material is used as the hard material of the cutting blade body 24a.

  Furthermore, in the auger blade 20 (20a, 20b), mounting holes are drilled at two locations along the rotation direction for each position where each cutting blade 24 is attached. Then, with respect to the two mounting holes, the two cutting pins 24c (for example, the cutting blade body 24a and the cutting blade support plate 24b hold the auger blade 20 (20a, 20b) from both sides thereof. Fastened with bolts and nuts). This fixing pin 24c is detachable, and a plurality of cutting blades 24 can be detached from the blade body 22 individually.

  Here, as shown in FIGS. 2 and 4, each cutting blade 24 is attached to only the surface of the auger device 10 facing the center in the vehicle width direction with respect to the front and back surfaces of the blade body 22. As a result, when the auger blade 20 rotates and collects snow in the center of the auger device 10, it is possible to efficiently scrape the snow toward the blower 8 while scraping off the snow efficiently, thereby removing snow more smoothly. Be able to.

Next, the operation of the snow removal machine 1 and its operation / effect will be described.
The operator appropriately operates the operation unit 5 while holding the grip 4 of the snowplow 1. When the operation unit 5 is operated, the clutch mechanisms of the auger device 10 and the crawler device 6 are appropriately interrupted according to the operation of the operation unit 5. Thus, the snow remover 1 drives the crawler device 6 with the driving force of the engine 7 and drives the auger device 10 and the blower 8 with the engine 7 via the power transmission mechanism 12. Can do.

  When the auger device 10 is driven, each of the left and right auger blades 20 breaks the snow while cutting it, and scrapes the broken snow toward the blower 8 at the center in the vehicle width direction. Further, the collected snow is splashed up by the blower 8, and the raised snow is thrown away from the shooter 9. In this manner, the operator can perform a desired snow removal operation while walking by holding the grip 4 and appropriately operating the operation unit 5.

According to the snow remover 1, the auger blade 20 of the auger apparatus 10 is attached to the blade body 22 in an exchangeable manner, with the blade body 22 formed of an elastic material capable of absorbing an impact when cutting snow. Thus, the cutting performance for cutting snow is maintained as in the conventional auger blade integrally formed from a hard material.
Further, according to the snow remover 1, the blade body 22 of the auger blade 20 is formed of rubber as an elastic material capable of absorbing an impact when cutting snow, so when starting snow removal or during snow removal. The impact applied to the snowplow 1 main body (vehicle body 2) from the cutting blade 24 via the blade main body 22 can be reduced.

  In addition, since the plurality of cutting blades 24 of the auger blade 20 are attached to the blade body 22 in a replaceable manner, even if any of the cutting blades 24 is worn or damaged, the wear or damage is caused. It is possible to replace only the cutting blade 24 in which, etc. have occurred. Therefore, the maintainability of the auger apparatus 10 is improved. Needless to say, the auger blade 20 or the blade body 22 can be replaced as in the prior art.

Further, since the plurality of cutting blades 24 are attached only to the surface facing the center of the blade body 22, when the auger blade 20 rotates and collects snow in the center of the auger device 10, the snow is efficiently scraped off. While being able to scrape efficiently. Therefore, snow removal can be performed more smoothly.
Furthermore, since the plurality of cutting blades 24 are spaced apart in the circumferential direction so as to cover the lateral direction of the auger blade 20 from one end to the other end of the blade main body 22, Since the plurality of cutting blades 24 cover the entire lateral direction of the auger blade 20 from one end to the other end of the auger blade 20 along the rotation trajectory, snow removal can be performed more smoothly.

The auger blade according to the present invention and the snowplow equipped with the auger blade are not limited to the above-described embodiments, and various modifications can be made without departing from the spirit of the present invention.
For example, in the above-described embodiment, a snow remover that removes snow while walking while holding the operation handle at the rear of the vehicle body is described as an example, but the present invention is not limited thereto, and if it is a snow remover including an auger device, It can be applied to auger devices of various snowplows. However, the snow remover provided with the auger blade of the present invention can alleviate the impact applied to the snow remover body (vehicle body) from the cutting blade through the blade body when starting snow removal or during snow removal. In particular, as in this embodiment, the present invention is suitable for an auger device for a snowplow that removes snow while the operator walks while holding the operation handle at the rear of the vehicle body.

  In the above embodiment, the auger device is driven by the engine together with the blower. However, the present invention is not limited to this, and the drive source may be, for example, a motor. In the above embodiment, a snow remover that travels on a crawler has been described as an example. However, the present invention is not limited to this, and a snow remover that travels on wheels or a snow remover that has a sled-like member and moves by hand. Of course, it is applicable.

Industrial applicability

  As described above, according to the auger blade according to the present invention and the snow removal machine equipped with the auger blade, the impact applied to the snow removal machine body when starting or during snow removal while maintaining the cutting performance for cutting snow. In addition, the entire auger blade need not be replaced even when the cutting blade of the auger blade is worn or damaged.

Claims (4)

  1. An auger blade used in an auger device of a snowplow,
    An auger blade comprising: a blade body formed of an elastic material capable of absorbing an impact when cutting snow; and a plurality of cutting blades attached to the blade body in a replaceable manner.
  2.   The auger blade according to claim 1, wherein the plurality of cutting blades are attached only to a surface facing the center of the blade body.
  3.   The plurality of cutting blades are arranged in a circumferentially spaced manner so as to cover the lateral direction of the auger blade from one end to the other end of the blade body. The described auger blade.
  4. A snowplow equipped with an auger device,
    A snow remover comprising the auger blade according to any one of claims 1 to 3 as an auger blade of the auger device.
JP2009513509A 2008-11-28 2008-11-28 Auger blade and snowplow having the same Active JP4961017B2 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
PCT/JP2008/071657 WO2010061472A1 (en) 2008-11-28 2008-11-28 Auger blade and snow remover with the same

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JPWO2010061472A1 true JPWO2010061472A1 (en) 2012-04-19
JP4961017B2 JP4961017B2 (en) 2012-06-27

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WO (1) WO2010061472A1 (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US9663909B2 (en) * 2012-09-07 2017-05-30 Briggs & Stratton Corporation Snow directing and discharging assembly
US9863107B2 (en) * 2014-11-19 2018-01-09 The Toro Company Rotor and rotor housing for a snowthrower

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS485224Y1 (en) * 1970-06-01 1973-02-09
JPS5612409A (en) * 1979-07-07 1981-02-06 Honda Motor Co Ltd Snow slower
JPS6410811U (en) * 1987-07-08 1989-01-20
JP2000178936A (en) * 1998-12-14 2000-06-27 Niigata Eng Co Ltd Auger for removing snow
JP2001020239A (en) * 1999-07-09 2001-01-23 Seirei Ind Co Ltd Snow-remover
JP4266309B2 (en) * 2003-01-21 2009-05-20 本田技研工業株式会社 snowblower
JP4418389B2 (en) * 2005-03-18 2010-02-17 本田技研工業株式会社 snowblower

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US9663909B2 (en) * 2012-09-07 2017-05-30 Briggs & Stratton Corporation Snow directing and discharging assembly
US9863107B2 (en) * 2014-11-19 2018-01-09 The Toro Company Rotor and rotor housing for a snowthrower

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WO2010061472A1 (en) 2010-06-03
JP4961017B2 (en) 2012-06-27

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