JPH07866A - Device for conveying and scattering particle of snow and ice - Google Patents
Device for conveying and scattering particle of snow and iceInfo
- Publication number
- JPH07866A JPH07866A JP14642993A JP14642993A JPH07866A JP H07866 A JPH07866 A JP H07866A JP 14642993 A JP14642993 A JP 14642993A JP 14642993 A JP14642993 A JP 14642993A JP H07866 A JPH07866 A JP H07866A
- Authority
- JP
- Japan
- Prior art keywords
- snow
- pipe
- air
- ice
- discharge
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
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Abstract
Description
【０００１】[0001]
【産業上の利用分野】本発明は、自然界又は人造の雪氷
粒を必要な場所に大量に搬送し散布可能な雪氷粒搬送散
布装置に関し、特にスキー等の雪上スポーツ用のゲレン
デ又は雪原の形成又は整備に使用して好適な雪氷粒搬送
散布装置に関する。BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a snow / ice grain conveying / dispersing device capable of conveying a large amount of natural or artificial snow / ice grains to a necessary place and distributing the same, and particularly to forming or forming a slope or a snow field for snow sports such as skiing. The present invention relates to a snow / ice grain conveying / dispersing device suitable for use in maintenance.
【０００２】[0002]
【従来の技術】人工スキー場においてゲレンデを形成す
る雪を人工的に作り散布する装置及び方法は、例えば特
開平３−１６６４１０号公報により知られている。この
公報は、ゲレンデ空調装置により０°Ｃ以下に維持され
る室内へ、造雪装置により造られる人工新雪を散布して
ゲレンデの雪質を維持する方法を開示し、造雪装置は、
低温のリサイクル水を含む水を供給され、霧状にし凍結
させることにより人工雪を製造する。また、耐雪試験や
観光産業に使用される人造降雪を作る方法が、特開昭６
２−１８２５６７号公報により知られ、この公報は、塊
氷を回転式カッター型粉砕機により切削粉砕して細氷粒
とし、これを遠心式投雪機により放出して重力降下させ
る人造降雪方法を開示する。2. Description of the Related Art An apparatus and method for artificially making and spraying snow forming a slope in an artificial ski area is known, for example, from Japanese Patent Laid-Open No. 3-166410. This publication discloses a method of spraying artificial fresh snow made by a snow making device to a room kept at 0 ° C or lower by a ski air conditioning system to maintain the snow quality of the ski.
Water containing low-temperature recycled water is supplied, and artificial snow is produced by making it mist and freezing. In addition, a method for making artificial snowfall used in snow resistance tests and the tourism industry is disclosed in Japanese Patent Application Laid-Open No.
Known from JP-A No. 2-182567, this publication discloses an artificial snowfall method in which crushed ice is crushed and crushed by a rotary cutter type crusher into fine ice particles, which are discharged by a centrifugal snow thrower and gravity lowered. Disclose.
【０００３】これらの従来の技術においては、造雪機付
近において送風機により発生される空気流により雪氷粒
や水が散布され、造雪されるため、ゲレンデ外の降雪の
利用や雪氷粒の製造装置から離間した位置へ雪氷粒を大
量に搬送散布することを効率良く行うものではなかっ
た。In these prior arts, snow ice particles and water are sprayed by an air flow generated by a blower in the vicinity of a snow making machine to make snow. It was not an efficient way to convey and disperse a large amount of snow and ice particles to a position away from.
【０００４】[0004]
【発明が解決しようとする課題】本発明の目的は、林等
のゲレンデの外に積もった自然の雪氷粒やゲレンデから
離間した位置に置かれた製造装置により製造される大量
の雪氷粒をスキー場等のゲレンデへ搬送し効率良く散布
することによりゲレンデを整備することができる雪氷粒
搬送散布装置を提供することである。SUMMARY OF THE INVENTION The object of the present invention is to ski a large amount of snow-ice grains produced by a natural snow-ice grain accumulated outside the slope of a forest or the like or a production apparatus placed at a position separated from the slope. It is an object of the present invention to provide a snow / ice grain conveying / dispersing device capable of maintaining a slope by transporting it to a slope such as a place and efficiently spraying it.
【０００５】本発明の詳細な目的は、岩石が露出した荒
地や林に積もった降雪を容易に収集することが可能であ
り、またゲレンデの雪質を雪上スポーツ等に好適な状態
に維持するため、必要に応じて雪氷粒を粉砕しないよう
にして搬送散布することができる装置を提供することに
ある。また本発明の目的は、散布位置から離間した位置
に雪氷粒の製造装置を設置し、製造装置から離間した位
置へ雪氷粒を効率良く容易に大量に搬送散布することが
可能な雪氷粒搬送散布装置を提供することを目的とす
る。A detailed object of the present invention is to easily collect snowfall accumulated in a wasteland or forest where rocks are exposed, and to maintain the snow quality of the slope in a state suitable for snow sports. An object of the present invention is to provide a device capable of carrying and spraying snow and ice particles without crushing them as necessary. Another object of the present invention is to install a snow / ice grain manufacturing apparatus at a position distant from the spraying position and to efficiently and easily transport a large amount of snow / ice grains to a position distant from the manufacturing apparatus. The purpose is to provide a device.
【０００６】[0006]
【課題を解決するための手段】本発明の雪氷粒搬送散布
装置は、雪氷粒を空気と共に吸入可能な吸入口を備える
吸入管、圧縮空気が供給されるエジェクタ部を有する吐
出本体部分、及びに吸入管と吐出本体部分とを連結する
搬送管を備える。吐出本体部分は、搬送管内とエジェク
タ部を連通させると共にエジェクタ部において出口端を
有する連結管、及びエジェクタ部から伸長し吐出端で終
わる吐出管を有する。エジェクタ部は、連結管の出口端
の外周から吐出管のほぼ軸線方向に沿って吐出端へ向け
て空気を噴出する空気噴射開口及び空気噴射開口へ圧縮
空気を供給する圧縮空気室を備える。本発明の雪氷粒搬
送散布装置においては、空気噴射開口から噴射される空
気流により、雪氷粒が連結管内からエジェクタ部及び吐
出管を通過し吐出端から噴出される。SUMMARY OF THE INVENTION A snow / ice grain conveying / spraying device according to the present invention comprises a suction pipe having a suction port capable of sucking snow / ice grains together with air, a discharge main body portion having an ejector portion to which compressed air is supplied, and A carrier pipe for connecting the suction pipe and the discharge main body portion is provided. The discharge main body portion has a connecting pipe that communicates the inside of the transport pipe with the ejector portion and has an outlet end at the ejector portion, and a discharge pipe that extends from the ejector portion and ends at the discharge end. The ejector portion includes an air injection opening for ejecting air from the outer circumference of the outlet end of the connecting pipe toward the discharge end along substantially the axial direction of the discharge pipe, and a compressed air chamber for supplying compressed air to the air injection opening. In the snow and ice particle conveying and spraying device of the present invention, the snow and ice particles are ejected from the discharge end from the inside of the connecting pipe through the ejector portion and the discharge pipe by the air flow ejected from the air injection opening.
【０００７】好ましくは、本発明の雪氷粒搬送散布装置
において、圧縮空気室は、連結管を取り巻いて配置され
る。空気噴射開口は、連結管の出口端の外周と圧縮空気
室の壁の間に形成される環状スリットにより形成され得
る。空気噴射開口へ供給される高圧空気は、空気圧縮機
により発生された後冷却されたものが好ましい。吐出本
体部分は、ソリ上に載置され得る。本発明の雪氷粒搬送
散布装置は、自然の降雪を収集するばかりでなく、人工
的に作られた雪氷粒を空気と共に吸入口から吸入管内へ
吸入させることができる。[0007] Preferably, in the snow / ice grain conveying / spraying device of the present invention, the compressed air chamber is arranged around the connecting pipe. The air injection opening may be formed by an annular slit formed between the outer circumference of the outlet end of the connecting pipe and the wall of the compressed air chamber. The high-pressure air supplied to the air injection openings is preferably generated by an air compressor and then cooled. The discharge body portion may be mounted on the sled. The snow / ice grain conveying / spraying device of the present invention can not only collect natural snowfall, but also can make artificially made snow / ice grains to be sucked into the suction pipe together with air from the suction port.
【０００８】[0008]
【実施例】図１は、本発明の実施例の雪氷粒搬送散布装
置の吸入管を省略した図解的な透視図である。図２は、
図１の実施例の吸入管の部分を示す模式図、図３は、吸
入管の部分の変形実施例を示す模式図である。図１の雪
氷粒搬送散布装置においては、図示されない空気圧縮機
により発生され、空気冷却器を通り冷却され、温度を低
下された圧縮空気が、耐圧ホース１４、回転式管継手１
６及び弁１８を介し、吐出本体部分６０のエジェクタ部
８０へ供給される。吐出本体部分６０は、吐出管９４及
び連結管９０を含む。吐出管９４は、エジェクタ部８０
から吐出口９６へ伸長する。吐出本体部分６０は、それ
を支持し位置決めするための支持突出片９９を適当な個
数だけ適宜の個所に備える。支持突出片９９は、把手又
はベルト掛部の形態を取り得る。連結管９０は、エジェ
クタ部８０と搬送管５９を連結する。搬送管５９は、容
易に曲がる柔軟なビニールクリア管により構成されると
共に、内部に作用する負圧により変形しないように、多
数の補強環部材５８を備える。搬送管５９は、一端を吐
出本体部分の連結管９０に連結され、他端を吸入管５２
に連結される。図２に示す実施例において、吸入管５２
の一端は搬送管５９に連結され、吸入管５２の他端は吸
入口５４を形成する。吸入管５２の適当な個所に把手５
３が設けられる。また図３に示す実施例において、吸入
管５２は、一端を搬送管５９に連結されると共に他端に
ホッパ５１を具備し、造雪装置により製造された雪氷粒
３２をホッパ５１で受け空気と共に吸入する。DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS FIG. 1 is a schematic perspective view in which a suction pipe of a snow / ice grain conveying / spraying device of an embodiment of the present invention is omitted. Figure 2
1 is a schematic diagram showing a portion of the suction pipe of the embodiment of FIG. 1, and FIG. 3 is a schematic diagram showing a modified embodiment of the portion of the suction pipe. In the snow and ice grain conveying / spraying device of FIG. 1, compressed air generated by an air compressor (not shown), cooled through an air cooler, and lowered in temperature is used as a pressure resistant hose 14 and a rotary pipe joint 1.
6 and the valve 18 to the ejector portion 80 of the discharge main body portion 60. The discharge body portion 60 includes a discharge pipe 94 and a connecting pipe 90. The discharge pipe 94 is the ejector portion 80.
To the discharge port 96. The discharge body portion 60 is provided with an appropriate number of supporting protrusions 99 for supporting and positioning it at appropriate locations. The support protrusion 99 may take the form of a handle or a belt hook. The connection pipe 90 connects the ejector unit 80 and the transfer pipe 59. The transfer tube 59 is composed of a flexible vinyl clear tube that bends easily, and is provided with a large number of reinforcing ring members 58 so as not to be deformed by the negative pressure acting inside. The conveying pipe 59 has one end connected to the connecting pipe 90 of the discharge main body portion and the other end connected to the suction pipe 52.
Connected to. In the embodiment shown in FIG. 2, the suction pipe 52
One end of the suction pipe 52 is connected to the carrier pipe 59, and the other end of the suction pipe 52 forms a suction port 54. Hold the handle 5 at an appropriate position on the suction pipe 52.
3 is provided. In the embodiment shown in FIG. 3, one end of the suction pipe 52 is connected to the carrier pipe 59 and the other end of the suction pipe 52 is provided with a hopper 51. The snow and ice particles 32 produced by the snow making device are received by the hopper 51 together with the air. Inhale.
【０００９】エジェクタ部８０は、図３及び図４に拡大
して示される。コンプレッサー等の図示されない圧縮空
気源に連結される耐圧ホース１４が、エジェクタ部８０
の接続管部７０に連結される。接続管部７０は、連結管
９０を取り巻いて配置される環状の圧縮空気室７１へ連
通される。圧縮空気室７１は、連結管９０、連結管９０
を同心的に取り囲む空気室外管７３、及び空気室外管７
３の両端を塞ぐ端壁により画成される。空気室外管の軸
線方向の長さは、例えば１８ｃｍであり、空気室外管の
外径は、例えば２０ｃｍである。空気室７１の吐出管９
４に近接する方の端壁７４は、連結管９０の出口端９１
の外周面より僅かに大きな直径の開口を具備し、この開
口が連結管９０の出口端９１に配置されるとき、この開
口と出口端の外周面との間に、図４に示されるように、
環状の空気噴射開口７２が形成される。連結管の外径
は、例えば１３ｃｍである。吐出管９４の軸線方向の長
さは、例えば４４ｃｍであり、その内径は、例えば１４
ｃｍである。空気噴射開口７２を形成する環状の隙間の
寸法は、例えば２．５ｍｍである。この間隙を高精度に
作成するため、例えば、連結管９０は、出口端９１付近
の外径を僅かに大きく作り、そのあと機械加工し、出口
端９１の外周面の外径を連結管の外径より、例えば２ｍ
ｍ大とし、外周面の面粗さを小さくし寸法の精度を高く
する。吐出管９０は、空気室外管７３の外径にほぼ等し
い内径の拡大部９５を圧縮空気室７１に近い方の端部に
有する。吐出管９０の拡大部９５と空気室外管７３は、
複数個のバックル９７により連結され、一体に組み合わ
される。The ejector portion 80 is shown enlarged in FIGS. The pressure-resistant hose 14 connected to a compressed air source (not shown) such as a compressor is provided with an ejector section 80.
Is connected to the connecting pipe portion 70 of. The connecting pipe portion 70 communicates with an annular compressed air chamber 71 that is arranged around the connecting pipe 90. The compressed air chamber 71 includes a connecting pipe 90 and a connecting pipe 90.
An air chamber outer tube 73 that concentrically surrounds the
3 is defined by end walls that close both ends. The length of the outer tube of the air chamber in the axial direction is, for example, 18 cm, and the outer diameter of the outer tube of the air chamber is, for example, 20 cm. Discharge pipe 9 of air chamber 71
The end wall 74 that is closer to 4 has an outlet end 91 of the connecting pipe 90.
4 has an opening having a diameter slightly larger than the outer peripheral surface of the connecting pipe 90, and when the opening is arranged at the outlet end 91 of the connecting pipe 90, as shown in FIG. 4, between the opening and the outer peripheral surface of the outlet end. ,
An annular air injection opening 72 is formed. The outer diameter of the connecting pipe is, for example, 13 cm. The length of the discharge pipe 94 in the axial direction is, for example, 44 cm, and the inner diameter thereof is, for example, 14 cm.
cm. The size of the annular gap forming the air injection opening 72 is 2.5 mm, for example. In order to create this gap with high accuracy, for example, the connecting pipe 90 has a slightly larger outer diameter near the outlet end 91, and is then machined to adjust the outer diameter of the outer peripheral surface of the outlet end 91 to the outside of the connecting pipe. 2m from the diameter
The size is set to m, and the surface roughness of the outer peripheral surface is reduced to improve the dimensional accuracy. The discharge pipe 90 has an enlarged portion 95 having an inner diameter substantially equal to the outer diameter of the air chamber outer pipe 73 at the end portion closer to the compressed air chamber 71. The enlarged portion 95 of the discharge pipe 90 and the air chamber outer pipe 73 are
It is connected by a plurality of buckles 97 and combined together.
【００１０】図示されない圧縮空気源から耐圧ホース１
４を介し空気室７１に導入された圧縮空気は、空気噴射
開口７２を通って噴射され、出口管９４の中心軸線に沿
って吐出端９６へ向かう空気流を形成する。この空気流
が出口管９４内を吐出端９６へ高速で移動することによ
り、連結管９０の出口端に負圧が発生し、この負圧は、
連結管９０、搬送管５９及び吸入管５２を介し、吸入口
５４へ伝達される。エジェクタ部８０において発生され
る負圧が吸入口５４へ伝達されることにより、図２の実
施例において、空気が吸入口５４から吸入管５２内へ吸
い込まれ、この吸い込まれる空気と共に、吸入口５４付
近の雪氷粒３２が吸入口５４から吸入管５２内へ吸い込
まれる。また図３に示す実施例において、吸入管５２
は、ホッパ５１を具備し、造雪装置により製造された雪
氷粒３２をホッパ５１で受け空気と共に吸入する。吸入
管５２内へ吸い込まれたこれらの空気及び雪氷粒は、混
合状態で吸入管５２内をエジェクタ部８０へ向かって高
速で移動され、エジェクタ部８０において、空気噴射開
口７２から噴射された空気流と混合され、吐出端９６か
ら噴出され散布される。吸入した雪氷粒よりも細かい雪
氷粒を散布することが必要とされる場合は、吐出管９４
内に雪氷粒を粉砕可能な格子等を配置する。A pressure hose 1 from a compressed air source (not shown)
The compressed air introduced into the air chamber 71 via 4 is injected through the air injection opening 72 and forms an air flow toward the discharge end 96 along the central axis of the outlet pipe 94. This air flow moves at high speed in the outlet pipe 94 to the discharge end 96, so that a negative pressure is generated at the outlet end of the connecting pipe 90, and this negative pressure is
It is transmitted to the suction port 54 via the connection pipe 90, the transport pipe 59, and the suction pipe 52. By transmitting the negative pressure generated in the ejector section 80 to the suction port 54, air is sucked into the suction pipe 52 from the suction port 54 in the embodiment of FIG. The snow and ice particles 32 in the vicinity are sucked into the suction pipe 52 from the suction port 54. Further, in the embodiment shown in FIG. 3, the suction pipe 52
Includes a hopper 51, and the snow and ice particles 32 produced by the snow making device are sucked into the hopper 51 together with the receiving air. The air and the snow and ice particles sucked into the suction pipe 52 are moved in the suction pipe 52 toward the ejector portion 80 at a high speed in a mixed state, and the air flow ejected from the air ejection opening 72 in the ejector portion 80. Is mixed with, and ejected from the discharge end 96 and sprayed. When it is necessary to spray finer snow and ice particles than the inhaled snow and ice particles, the discharge pipe 94
A grid or the like that can crush snow and ice particles is placed inside.
【００１１】エジェクタ部８０へ供給される圧縮空気の
圧力は、例えば５〜７ｋｇ／ｃｍ2であり、空気噴射開
口から噴射される圧縮空気流量は、例えば毎分２〜１７
ｍ3である。エジェクタ部８０の噴射方向の反対側に
は、５００〜７０ｍｍＨｇの真空状態が発生される。吸
入管５２の全長は、例えば１．３ｍであり、搬送管の長
さは、例えば１０〜４００ｍの長さであり、吐出本体部
分６０の全長は、例えば１．２ｍである。エジェクタ部
８０において発生される真空の作用により、図２の実施
例において、吸入口５４を雪氷粒３２から成る降雪３０
の付近に配置することにより、塵埃が真空掃除機により
吸引されるように、雪氷粒３２が空気と共に吸入管５２
内へ吸入される。吸入口５４を囲み円筒状の剛毛ブラシ
を備えることができる。吸入管５２内へ吸入された空気
と雪氷粒３２は、混合状態で搬送管５６内をエジェクタ
部８０の方へ移動される。必要に応じて吐出管９４内に
雪氷粒を破砕するための格子等が設けられる。雪氷粒
は、格子等に衝突して破砕され又は格子が設けられない
場合破砕されずに噴射空気流４２と混合し、出口管６４
内を吐出口６６の方へ移送され、吐出口６６から雪氷粒
４４として空気流と共に吐出される。The pressure of the compressed air supplied to the ejector section 80 is, for example, 5 to 7 kg / cm 2 , and the flow rate of the compressed air injected from the air injection opening is, for example, 2 to 17 per minute.
m is 3. A vacuum state of 500 to 70 mmHg is generated on the side opposite to the ejection direction of the ejector unit 80. The total length of the suction pipe 52 is, for example, 1.3 m, the length of the carrier pipe is, for example, 10 to 400 m, and the total length of the discharge main body portion 60 is, for example, 1.2 m. Due to the action of the vacuum generated in the ejector portion 80, in the embodiment of FIG.
By arranging the snow and ice particles 32 in the vicinity of the suction pipe 52 together with the air so that dust is sucked by the vacuum cleaner.
Inhaled into. A cylindrical bristle brush may be provided surrounding the inlet 54. The air and the snow and ice particles 32 sucked into the suction pipe 52 are moved toward the ejector unit 80 in the transport pipe 56 in a mixed state. A grid or the like for crushing snow and ice particles is provided in the discharge pipe 94 as needed. The snow and ice particles are crushed by colliding with a grate or the like, or when the grate is not provided, they are not crushed and mixed with the blast air flow 42, and the outlet pipe 64
It is transferred to the discharge port 66, and is discharged from the discharge port 66 as snow and ice particles 44 together with the air flow.
【００１２】吐出端９６からの雪氷粒４４の散布は、弁
１８を開き、圧縮空気をエジェクタ部８０へ供給するこ
とにより開始し、弁１８を閉じることにより停止するこ
とができる。吐出端９６は、吐出管９４支持突出片９９
に肩掛けベルトを通し、作業員が肩掛けベルトを背負っ
て移動することにより所定個所へ配置し方向付けること
ができる。また、吐出管９４は、空気圧縮機と共にソリ
又は雪上車に積載し、雪上車の位置及び方向、或いは吐
出管の俯角を変えることにより、所定個所へ向けられ
る。吸入口５４は、自然の雪氷粒を吸入する場合、作業
員が吸入管５２の把手５３をもって移動することにより
降雪のある個所へ配置することができる。また吸入管５
２は、肩掛けベルトを取り付け作業員が肩掛けベルトを
背負って移動して配置することや、雪上車等に積載し、
雪上車等の位置及び方向を変えることにより移動するこ
とも可能である。吸入管５２や吐出管９４は、アルミニ
ウム製として軽量化し、人手による移動の便宜を図るこ
とができる。高圧空気の供給路に配置される弁１８を流
量調節弁とし、この開度を変更することにより、吐出端
９６から排出される雪氷粒を間近に飛散させたり、遠く
へ飛散させることが可能である。Spraying of the snow and ice particles 44 from the discharge end 96 can be started by opening the valve 18 and supplying compressed air to the ejector portion 80, and stopped by closing the valve 18. The discharge end 96 includes a discharge pipe 94 and a supporting protrusion 99.
The shoulder belt can be passed through, and the worker can move the shoulder belt while carrying the shoulder belt to position and orient it at a predetermined position. Further, the discharge pipe 94 is mounted on a sled or a snow vehicle together with an air compressor, and is directed to a predetermined position by changing the position and direction of the snow vehicle or the depression angle of the discharge pipe. When inhaling natural snow and ice particles, the suction port 54 can be arranged at a place where there is snow by moving an operator with the handle 53 of the suction pipe 52. Also suction pipe 5
2 is that a worker attaches a shoulder belt and arranges it by carrying the shoulder belt on his back, or loading it on a snow vehicle,
It is also possible to move by changing the position and direction of a snowmobile or the like. The suction pipe 52 and the discharge pipe 94 are made of aluminum so as to have a light weight, and can be conveniently moved by human. The valve 18 arranged in the high-pressure air supply path is used as a flow rate control valve, and by changing the opening degree, it is possible to scatter the snow and ice particles discharged from the discharge end 96, or to scatter them far away. is there.
【００１３】本発明の雪氷粒搬送散布装置によれば、ス
キーその他のスポーツ用ゲレンデや雪原の整備を、天然
の降雪や人造雪を大量に容易に搬送散布し効率良く行う
ことができる。また、本発明の雪氷粒搬送散布装置によ
れば、降雪はエジェクタ部を通る際に必要に応じ破砕さ
れ、または必要に応じて破砕されずにゲレンデに散布さ
れ、スポーツ用に好適な雪質のゲレンデを用意し又は整
備することができる。According to the snow / ice grain conveying / dispersing device of the present invention, ski slopes and other sports slopes and snow fields can be efficiently maintained by easily conveying a large amount of natural snowfall and artificial snow. Further, according to the snow and ice grain conveying / spraying device of the present invention, snowfall is crushed as necessary when passing through the ejector portion, or is sprayed on the slope without crushing as necessary, and has a snow quality suitable for sports. Slopes can be prepared or maintained.
【図１】本発明の実施例の雪氷粒搬送散布装置の吸入管
を省略した図解的な透視図。FIG. 1 is a schematic perspective view in which a suction pipe of a snow / ice grain conveying / spraying device according to an embodiment of the present invention is omitted.
【図２】本発明の吸入管部分の実施例を示す模式図。FIG. 2 is a schematic view showing an embodiment of a suction pipe portion of the present invention.
【図３】本発明の吸入管部分の別の実施例を示す模式
図。FIG. 3 is a schematic view showing another embodiment of the suction pipe portion of the present invention.
【図４】本発明の実施例のエジェクタ部の軸線方向断面
図。FIG. 4 is an axial sectional view of an ejector portion according to an embodiment of the present invention.
【図５】図４の実施例のエジェクタ部の端面図である。5 is an end view of the ejector portion of the embodiment of FIG. 4. FIG.
１４：耐圧ホース、１６：回転式管継手、１８：弁、７
０：接続管部、３０：降雪、３２：雪氷粒、４４：雪氷
粒、５１：ホッパ、５２：吸入管、５３：把手、５４：
吸入口、５８：補強環部材、５９：搬送管、６０：吐出
本体部分、７０：連結管、７１：圧縮空気室、７２：空
気噴射開口、７３：空気室外管、７４：端壁、８０：エ
ジェクタ部、９０：連結管、９１：出口端、９４：吐出
管、９５：拡大部、９６：吐出端、９７：バックル、９
９：支持突出片。14: Pressure resistant hose, 16: Rotary pipe joint, 18: Valve, 7
0: connecting pipe part, 30: snowfall, 32: snow and ice grains, 44: snow and ice grains, 51: hopper, 52: suction pipe, 53: handle, 54:
Intake port, 58: Reinforcing ring member, 59: Conveying pipe, 60: Discharge main body part, 70: Connection pipe, 71: Compressed air chamber, 72: Air injection opening, 73: Air chamber outer pipe, 74: End wall, 80: Ejector portion, 90: connecting pipe, 91: outlet end, 94: discharge pipe, 95: enlarged portion, 96: discharge end, 97: buckle, 9
9: Supporting protruding piece.
Claims (4)
（５４）を備える吸入管（５２）、圧縮空気が供給され
るエジェクタ部（８０）を有する吐出本体部分（６
０）、及びに吸入管と吐出本体部分とを連結する搬送管
（５９）を備える雪氷粒搬送散布装置において、 吐出本体部分（６０）は、搬送管内とエジェクタ部（８
０）を連通させると共にエジェクタ部において出口端
（９１）を有する連結管（９０）、及びエジェクタ部か
ら伸長し吐出端（９６）で終わる吐出管（９６）を有
し、 エジェクタ部（８０）は、連結管の出口端（９１）の外
周から吐出管（９４）のほぼ軸線方向に吐出端へ向けて
空気を噴出する空気噴射開口（７２）及び空気噴射開口
へ圧縮空気を供給する圧縮空気室（７１）を備え、 連結管（９０）内からエジェクタ部へ搬送された雪氷粒
が空気噴射開口から噴射される空気流と混合され吐出端
（９６）から噴出されることを特徴とする雪氷粒搬送散
布装置。1. A discharge body portion (6) having a suction pipe (52) having a suction port (54) capable of sucking snow and ice particles together with air, and an ejector portion (80) to which compressed air is supplied.
0), and in the snow and ice grain conveying / dispersing device provided with a conveying pipe (59) for connecting the suction pipe and the discharging main body portion, the discharging main body portion (60) includes the inside of the conveying pipe and the ejector portion (8).
0) in communication with each other and having a connecting pipe (90) having an outlet end (91) at the ejector portion and a discharge pipe (96) extending from the ejector portion and ending at the discharge end (96), the ejector portion (80) is , An air jet opening (72) for jetting air from the outer circumference of the outlet end (91) of the connecting pipe toward the discharge end in the axial direction of the discharge pipe (94), and a compressed air chamber for supplying compressed air to the air jet opening. (71), characterized in that the snow and ice particles conveyed from the inside of the connecting pipe (90) to the ejector section are mixed with the air flow injected from the air injection opening and are ejected from the discharge end (96). Transporting and spraying device.
して、圧縮空気室（７１）は、連結管（９０）を取り巻
いて配置され、空気噴射開口（７２）は、連結管（９
０）の出口端（９１）の外周と圧縮空気室の端壁（７
４）の開口との間に形成される環状スリットにより形成
されることを特徴とする雪氷粒搬送散布装置。2. The snow and ice grain conveying / spraying device according to claim 1, wherein the compressed air chamber (71) is arranged around the connecting pipe (90), and the air injection opening (72) is connected to the connecting pipe (9).
0) outer periphery of the outlet end (91) and the end wall (7) of the compressed air chamber.
The snow and ice grain conveying / dispersing device, which is formed by an annular slit formed between the opening and the opening of 4).
装置にして、空気噴射開口（７２）へ供給される圧縮空
気は、空気圧縮機により発生された後冷却されたもので
あることを特徴とする雪氷粒搬送散布装置。3. The snow / ice grain conveying / spraying device according to claim 1, wherein the compressed air supplied to the air injection opening (72) is generated by an air compressor and then cooled. A snow-ice grain conveying and spraying device.
雪氷粒搬送散布装置にして、人造の雪氷粒が空気と共に
吸入口（５４）から吸入管内へ吸入されることを特徴と
する雪氷粒搬送散布装置。4. The snow / ice grain conveying / spraying device according to any one of claims 1 to 3, wherein artificial snow / ice grains are sucked into the suction pipe together with air from the suction port (54). Snow and ice grain conveying and spraying device.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP14642993A JPH07121374B2 (en) | 1993-06-17 | 1993-06-17 | Snow and ice grain conveying and spraying device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP14642993A JPH07121374B2 (en) | 1993-06-17 | 1993-06-17 | Snow and ice grain conveying and spraying device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH07866A true JPH07866A (en) | 1995-01-06 |
| JPH07121374B2 JPH07121374B2 (en) | 1995-12-25 |
Family
ID=15407480
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP14642993A Expired - Lifetime JPH07121374B2 (en) | 1993-06-17 | 1993-06-17 | Snow and ice grain conveying and spraying device |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH07121374B2 (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR101599419B1 (en) * | 2015-10-22 | 2016-03-03 | 주식회사 오리온햄프로 | Apparatus for dusting |
-
1993
- 1993-06-17 JP JP14642993A patent/JPH07121374B2/en not_active Expired - Lifetime
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR101599419B1 (en) * | 2015-10-22 | 2016-03-03 | 주식회사 오리온햄프로 | Apparatus for dusting |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH07121374B2 (en) | 1995-12-25 |
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