JPH0523064A - Fruit-protecting material - Google Patents
Fruit-protecting materialInfo
- Publication number
- JPH0523064A JPH0523064A JP18466391A JP18466391A JPH0523064A JP H0523064 A JPH0523064 A JP H0523064A JP 18466391 A JP18466391 A JP 18466391A JP 18466391 A JP18466391 A JP 18466391A JP H0523064 A JPH0523064 A JP H0523064A
- Authority
- JP
- Japan
- Prior art keywords
- fruit
- shape
- protector
- fruit protector
- peach
- 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.)
- Pending
Links
Abstract
Description
【０００１】[0001]
【産業上の利用分野】本発明は、果実の成長過程におい
て、果実を雹（ひょう）や日焼けの被害から守るために
使用する果実保護体に関する。BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a fruit protector used for protecting fruits from hail damage and sunburn during the fruit growth process.
【０００２】[0002]
【従来の技術】成長過程にある果実、例えば、桃、林
檎、梨等が、雹の直撃によって表面に損傷を受けたり、
過度の直射日光を受けるこによって日焼けを起こすな
ど、商品価値の低下を招く被害がしばしば起きている。2. Description of the Related Art Growing fruits, such as peaches, apples, pears, etc., may be damaged on the surface by direct hail strikes,
There are often damages such as sunburn caused by receiving excessive direct sunlight, which lowers the product value.
【０００３】そこで、果実をこれらの被害から守るため
に、紙袋で果実を包んだり、果実の上方にネットを張る
等の対策が取られている。しかしながら、紙袋を使用し
た場合は、雨がかかって濡れたり、雹があたると破れる
という欠点があり、ネットを使用した場合は、小さな雹
の直撃や直射日光による日焼けを防ぐことができないと
いう欠点があった。Therefore, in order to protect the fruits from these damages, measures are taken such as wrapping the fruits in a paper bag or putting a net above the fruits. However, when using a paper bag, there is a drawback that it gets wet due to rain, or it breaks if it hits the hail, and when using a net, there is a drawback that it is not possible to prevent direct hits of small hail and sunburn due to direct sunlight. there were.
【０００４】[0004]
【発明が解決しようとする課題】本発明の目的は、上記
従来技術の欠点に鑑み、成長過程にある果実を、雹や日
焼けの被害から守るための果実保護体を提供することに
ある。SUMMARY OF THE INVENTION An object of the present invention is to provide a fruit protector for protecting the growing fruit from hail and sunburn in view of the above-mentioned drawbacks of the prior art.
【０００５】[0005]
【課題を解決するための手段】本発明は二つの発明より
なる。本発明の請求項１記載の果実保護体は、厚さ１〜
５ｍｍ、発泡倍率１０〜４０ｃｍ3 ／ｇのポリオレフィ
ン系樹脂発泡体を、平面に投影された果実の面積以上の
大きさの円形、正方形もしくは多角形の平板状物に成形
していることを特徴とする。The present invention comprises two inventions. The fruit protector according to claim 1 of the present invention has a thickness of 1 to
A polyolefin-based resin foam having a diameter of 5 mm and an expansion ratio of 10 to 40 cm 3 / g is formed into a circular, square or polygonal flat plate having a size larger than the area of the fruit projected on the plane. To do.
【０００６】本発明の請求項２記載の果実保護体は、厚
さ１〜５ｍｍ、発泡倍率１０〜４０ｃｍ3 ／ｇのポリオ
レフィン系樹脂発泡体を傘形もしくは中空半球形に成形
し、少なくとも果実の上半部を被覆する大きさとなされ
ていることを特徴とする。The fruit protector according to claim 2 of the present invention is formed by molding a polyolefin resin foam having a thickness of 1 to 5 mm and a foaming ratio of 10 to 40 cm 3 / g into an umbrella shape or a hollow hemisphere shape. It is characterized in that it is sized to cover the upper half.
【０００７】以上により、本発明の目的が達成される。
以下に本発明を詳細に説明する。本発明におけるポリオ
レフィン系樹脂としては、例えば、ポリエチレン、ポリ
ピロピレン、ポリブテン、ポリブタジエン、エチレン−
プロピレン共重合体、エチレン又はプロピレンとα−オ
レフィンとの共重合体、エチレン−酢酸ビニル共重合
体、エチレン−塩化ビニル共重合体、エチレン−アクリ
ル酸共重合体等が挙げられる。From the above, the object of the present invention is achieved.
The present invention will be described in detail below. Examples of the polyolefin resin in the present invention include polyethylene, polypropylene, polybutene, polybutadiene, ethylene-
Examples thereof include a propylene copolymer, a copolymer of ethylene or propylene and an α-olefin, an ethylene-vinyl acetate copolymer, an ethylene-vinyl chloride copolymer, an ethylene-acrylic acid copolymer and the like.
【０００８】本発明で使用されるポリオレフィン系樹脂
の発泡体は、上記ポリオレフィン系樹脂を発泡させたも
のであって、加熱発泡型の化学発泡剤や揮発性の有機発
泡剤を使用して製せられる。The polyolefin resin foam used in the present invention is obtained by foaming the above-mentioned polyolefin resin, and can be produced by using a heat foaming type chemical foaming agent or a volatile organic foaming agent. To be
【０００９】本発明の果実保護体は、厚さが薄くなると
剛性が不足して、所定の形状を維持することが難しくな
り、逆に厚さが厚くなるとコストアップとなるので、厚
さは１〜５ｍｍに限定されるのである。The fruit protector of the present invention has insufficient rigidity when the thickness is thin, and it is difficult to maintain a predetermined shape. On the contrary, when the thickness is thick, the cost is increased. It is limited to ~ 5 mm.
【００１０】また、果実保護体は、発泡倍率が小さくな
ると発泡体が硬くなって果実に傷をつけることがあり、
逆に発泡倍率が大きくなると剛性が不足して、所定の形
状を維持することが難しくなるので、発泡倍率は１０〜
４０ｃｍ3／ｇに限定されるのである。Further, in the fruit protector, when the expansion ratio becomes small, the foam becomes hard and may damage the fruit.
On the other hand, if the expansion ratio becomes large, the rigidity becomes insufficient and it becomes difficult to maintain a predetermined shape.
It is limited to 40 cm 3 / g.
【００１１】上記果実保護体は、桃、梨、林檎等の果実
の成長過程において、果実に直接載設または被着され、
その形状は、円形、正方形や多角形などの平板状物、円
錐形、角錐形を含む傘形、中空半球形等である。果実保
護体の形状は、気象条件や使用状況などに応じて適宜選
択される。The above-mentioned fruit protector is directly placed on or adhered to the fruit during the growth process of the fruit such as peach, pear, and apple.
The shape is a flat plate such as a circle, a square or a polygon, a cone, an umbrella including a pyramid, a hollow hemisphere, or the like. The shape of the fruit protector is appropriately selected according to the weather conditions and the usage conditions.
【００１２】果実保護体の形状が平板状物の場合は、雹
や日焼けの被害から果実を効果的に守るためには、果実
保護体が円形の場合は、その直径は平面に投影された果
実の直径以上とする必要があり、望ましくは果実の平面
に投影された直径の１．５〜２倍である。また、果実保
護体の形状が正方形か多角形の場合は、一辺の中央から
中心を経て対辺に下ろされた直線の長さが、果実の直径
以上であることが必要であり、望ましくは果実の平面に
投影された直径の１．５〜２倍である。When the shape of the fruit protector is flat, in order to effectively protect the fruit from hail and sun damage, when the fruit protector is circular, the diameter of the fruit protector is projected on a plane. Or more, preferably 1.5 to 2 times the diameter projected on the plane of the fruit. When the shape of the fruit protector is a square or a polygon, the length of a straight line from the center of one side to the center and down to the opposite side must be equal to or greater than the diameter of the fruit, and preferably the fruit It is 1.5 to 2 times the diameter projected on the plane.
【００１３】更に、果実保護体の形状が平板状物の場合
は、雹や直射日光を防ぐために、周縁部が下向きに折曲
げられていてもよい。また、果実保護体の形状が、円錐
形、角錐形、傘形や中空半球形の場合は、雹や日焼けの
被害から果実を効果的に守るためには、果実保護体の大
きさは、果実の上半分以上が覆われるような大きさが望
ましい。また、果実保護体の形状が、円錐形、角錐形、
傘形や中空半球形の場合は、雹の落下衝撃を和らげるた
めに、その外面に凹凸模様が形成されていてもよい。Further, when the shape of the fruit protector is a flat plate, the peripheral edge portion may be bent downward in order to prevent hail and direct sunlight. If the shape of the fruit protector is conical, pyramidal, umbrella-shaped or hollow hemispherical, in order to effectively protect the fruit from hail and sun damage, the size of the fruit protector should be It is desirable to have a size that covers more than the upper half. In addition, the shape of the fruit protector is a cone, a pyramid,
In the case of an umbrella shape or a hollow hemispherical shape, an uneven pattern may be formed on the outer surface of the hail to reduce the impact of the hail drop.
【００１４】上記果実保護体１を果実２に載設する方法
としては、例えば、果実保護体１が円形の平板状物の場
合、図１に示すように、その周辺１ｃから中心部に向か
って切目１ｂを入れ、中心部に果実の花梗を挿入する円
形孔１ａを設けた後、該円形孔１ａに果実２の花梗を挿
入して果実２に載設する方法が挙げられる。この場合、
果実保護体１が果実２から脱離しないように、切目１ｂ
の部分を粘着テープ１ｄやホッチキス等で固定する。更
に、果実保護体１が果実２から離脱しないように、針金
等で果実保護体１を果実２の花梗又は果実２のすぐ近く
の枝にくくり付けてもよい。As a method for mounting the fruit protector 1 on the fruit 2, for example, when the fruit protector 1 is a circular flat plate, as shown in FIG. A method may be mentioned in which a cut 1b is made and a circular hole 1a for inserting a flower corolla of a fruit is provided at the center, and then a flower corolla of fruit 2 is inserted into the circular hole 1a and placed on the fruit 2. in this case,
Cut 1b so that the fruit protector 1 is not detached from the fruit 2.
The part of is fixed with an adhesive tape 1d or a stapler. Furthermore, in order to prevent the fruit protector 1 from separating from the fruit 2, the fruit protector 1 may be attached to the flower stem of the fruit 2 or a branch in the immediate vicinity of the fruit 2 with a wire or the like.
【００１５】果実保護体の形状が正方形や多角形の場合
も、同様な方法で果実に載設することができる。また、
上記果実保護体の形状が、円錐形、角錐形、傘形や中空
半球形の場合、果実保護体を果実に被着する方法として
は、例えば、平板状物と同様に、円錐形、角錐形、傘形
や中空半球形の周辺から切目を入れ、頂点に果実の花梗
を挿入する円形孔を設けた後、該円形孔に果実の花梗を
挿入して果実に被着する。そして、切り目の部分を粘着
テープかホッチキス等で固定する。更に、果実が保護体
が果実から離脱しないように、針金等で果実保護体を果
実の花梗又は果実のすぐ近くの枝にくくり付けてもよ
い。Even when the shape of the fruit protector is a square or a polygon, the fruit protector can be placed on the fruit in the same manner. Also,
When the shape of the fruit protector is a cone, a pyramid, an umbrella shape or a hollow hemisphere, as a method of attaching the fruit protector to the fruit, for example, like a flat plate, a cone or a pyramid. After making a cut from the periphery of an umbrella shape or a hollow hemisphere and providing a circular hole for inserting a flower corolla of a fruit at the apex, a flower corolla of the fruit is inserted into the circular hole and attached to the fruit. Then, the cut portion is fixed with an adhesive tape or a stapler. Further, the fruit protector may be attached to the flower inflorescence of the fruit or a branch in the immediate vicinity of the fruit with a wire or the like so that the protector does not separate from the fruit.
【００１６】また、他の方法として、円錐形、角錐形、
傘形や中空半球形の果実保護体を半割り状に成形し、頂
点に果実の花梗を挿入する円形孔を設けた後、果実を両
側から包むようにして被着し、半割り同志の継ぎ目を粘
着テープまたはホッチキス等で固定する方法が挙げられ
る。この場合、果実保護体が果実から離脱しないよう
に、針金等で果実保護体を果実の花梗又は果実のすぐ近
くの枝にくくり付けてもよい。Further, as another method, a cone shape, a pyramid shape,
An umbrella-shaped or hollow hemisphere-shaped fruit protector is molded in half and a circular hole is provided at the apex to insert the flower corolla of the fruit, and then the fruit is wrapped so that it wraps from both sides. The method of fixing with tape or a stapler is mentioned. In this case, the fruit protector may be attached to the flower inflorescence of the fruit or a branch in the immediate vicinity of the fruit with a wire or the like so that the fruit protector does not separate from the fruit.
【００１７】本発明において、ポリオレフィン系樹脂の
発泡体から、上記形状の果実保護体を加工する方法とし
ては、例えば、一旦押出成形等によって平板状の発泡体
を成形し、平板状の発泡体を円形、正方形又は多角形に
切断加工したり、平板状の発泡体を折り曲げ加工によっ
て円錐形、角錐形、傘形、中空半球形等に加工する方法
が挙げられる。In the present invention, as a method of processing a fruit-protective body having the above-mentioned shape from a foam of a polyolefin resin, for example, a flat foam is once formed by extrusion molding or the like, and a flat foam is formed. Examples thereof include a method of cutting into a circular shape, a square shape, or a polygonal shape, or a method of bending a flat plate-shaped foam into a conical shape, a pyramid shape, an umbrella shape, a hollow hemisphere shape, or the like.
【００１８】また、他の方法として、平板状の発泡体を
真空成形して、円錐形、角錐形、傘形、中空半球形に加
工する方法が挙げられる。さらに、上記以外の方法とし
て、ポリオレフィン系樹脂の加熱発泡性ビーズを、所定
の形状の金型に入れ加熱発泡させて、円形、正方形、多
角形、円錐形、角錐形、傘形、中空半球形等の形状に直
接成形する方法が挙げられる。Further, as another method, there is a method of vacuum forming a flat-plate-like foam to process it into a conical shape, a pyramidal shape, an umbrella shape, or a hollow hemispherical shape. Further, as a method other than the above, heat-expandable beads of polyolefin resin are put in a mold of a predetermined shape and heat-expanded to form a circle, a square, a polygon, a cone, a pyramid, an umbrella, a hollow hemisphere. And the like.
【００１９】[0019]
【作用】本発明の果実保護体は、雹の直接落下によって
果実が損傷を受けるのを防止し、且つ、日光が直接果実
に当たって日焼けが起こるのを防止する。The fruit protector of the present invention prevents the fruit from being damaged by the direct drop of the hail, and also prevents the sun from being directly exposed to the sun.
【００２０】[0020]
【実施例】以下に実施例および比較例を挙げて本発明に
ついて更に具体的に説明する。
（実施例１）図１に示すように、ポリエチレン発泡体を
桃２の直径の略２倍の円形の平板状物（厚さ３ｍｍ、発
泡倍率３０ｃｍ3 ／ｇ）に成形して果実保護体１を作製
し、更に、切り目１ｂに粘着テープ１ｄを貼付けて固定
した後、該果実保護体１を果実２として選んだ桃の上に
載設した。次いで、該果実保護体１上に、略立方体形状
の氷３の固まり（体積３ｃｍ3 ）を、３ｍの高さから１
０個連続して落とす氷３の落下試験を行い、１０日後に
おいて桃の腐り具合を調べたところ、５個の桃のうち１
個に腐りが認められた。EXAMPLES The present invention will be described more specifically with reference to Examples and Comparative Examples below. (Example 1) As shown in FIG. 1, the polyethylene foam was molded into a circular flat plate (thickness: 3 mm, foaming ratio: 30 cm 3 / g) having a diameter approximately twice that of the peach 2, and the fruit protector 1 was formed. Then, the adhesive tape 1d was attached to the cut 1b and fixed, and then the fruit protector 1 was placed on the peach selected as the fruit 2. Then, on the fruit protector 1, a cube of substantially cubic ice 3 (volume: 3 cm 3 ) was applied from a height of 3 m to 1
A drop test of three ice cubes was continuously dropped, and the decay condition of the peach was examined after 10 days.
Corrosion was observed in the individual.
【００２１】ブランク試験として、氷３の落下試験を行
わなかった桃の腐り具合を調べたところ、１０日後にお
いて５個のうち１個に腐りが認められた。
（比較例１）紙袋で全体を包んだ桃につき、実施例１と
同様にして、氷の落下試験を行い、桃の腐り具合を調べ
たところ、１０日後において５個のうち４個に腐りが認
められた。
（実施例２）図２に示すように、ポリエチレン発泡体を
果実２として選んだ桃の形状に略一致するような中空半
球形に真空成形して果実保護体１１を作製した後、該果
実保護体１１を桃の上半分を覆うようにして被着した。
該果実保護体１１上に、実施例１と同様な氷３の落下試
験を実施し、１０日後において桃の腐り具合を調べたと
ころ、５個のうち腐った桃は１個も認められなかった。As a blank test, the decay condition of peaches which had not been subjected to the drop test of ice 3 was examined, and after 10 days, one of the five peaches was found to be rot. (Comparative Example 1) For a peach wrapped in a paper bag as a whole, a drop test of ice was conducted in the same manner as in Example 1 to examine the decay condition of the peach. Admitted. (Example 2) As shown in FIG. 2, a polyethylene foam was vacuum-formed into a hollow hemisphere having a shape substantially corresponding to the shape of the peach selected as the fruit 2, to prepare a fruit protector 11, and then the fruit protector 11 was prepared. The body 11 was applied so as to cover the upper half of the peach.
The same drop test of ice 3 as in Example 1 was carried out on the fruit protector 11, and the decay condition of the peach was examined after 10 days. As a result, no rotten peach was found among the five. .
【００２２】ブランク試験として、氷３の落下試験を行
わなかった桃の腐り具合を調べたところ、１０日後にお
いて５個のうち腐った桃は１個も認められなかった。
（比較例２）紙袋で全体を包んだ桃につき、実施例２と
同様にして、氷の落下試験を行い、桃の腐り具合を調べ
たところ、５個のうちすべてが腐っていた。
（実施例３）図３に示すように、ポリエチレン発泡体を
果実２として選んだ桃の形状に略一致するような中空半
球形に真空成形し、表面に凹凸模様を設けた果実保護体
１２を作製した後、該果実保護体１２を桃の上半部を覆
うようにして被着した。該果実保護体１２上に、実施例
１と同様な氷３の落下試験を実施し、１０日後において
桃の腐り具合を調べたところ、腐った桃は５個のうち１
個も認められなかった。As a blank test, the decay condition of peaches which had not been subjected to the drop test of ice 3 was examined, and after 10 days, no rotten peaches were observed among the 5 peaches. (Comparative Example 2) With respect to the peach entirely wrapped in a paper bag, a drop test of ice was carried out in the same manner as in Example 2 to examine the decay condition of the peach. (Example 3) As shown in FIG. 3, a polyethylene foam was vacuum-molded into a hollow hemispherical shape substantially conforming to the shape of the peach selected as the fruit 2, and a fruit protector 12 provided with an uneven pattern on its surface was obtained. After the preparation, the fruit protector 12 was applied so as to cover the upper half of the peach. A drop test of ice 3 similar to that in Example 1 was performed on the fruit protector 12, and the decay condition of the peach was examined after 10 days.
No individual was recognized.
【００２３】[0023]
【発明の効果】本発明の果実保護体は、果実が、雹の直
撃によって損傷を受けたり、直射日光を受けて日焼けの
被害を受けたりするのを防止するので、果実の商品価値
を高めることできる。Industrial Applicability The fruit protector of the present invention prevents the fruit from being damaged by the direct hit of the hail and from being damaged by the sunburn due to the direct sunlight, so that the commercial value of the fruit is enhanced. it can.
【００２４】また、本発明の果実保護体は、果実に簡単
に取り付けることができるので、紙袋の使用に比べて、
作業性を向上させることができる。Further, since the fruit protector of the present invention can be easily attached to fruit, as compared with the use of a paper bag,
Workability can be improved.
【図１】本発明の果実保護体の一実施例を示す平面図で
ある。FIG. 1 is a plan view showing an embodiment of a fruit protector of the present invention.
【図２】本発明の果実保護体の他の実施例を示す斜視図
である。FIG. 2 is a perspective view showing another embodiment of the fruit protector of the present invention.
【図３】本発明の果実保護体の更に他の実施例を示す断
面図である。FIG. 3 is a sectional view showing still another embodiment of the fruit protector of the present invention.
１ 果実保護体（円板） ２ 果実 ３ 氷 １１ 果実保護体（中空半球形） １２ 果実保護体（凹凸模様付中空半球形） 1 Fruit protector (disk) 2 fruits 3 ice 11 Fruit protector (hollow hemisphere) 12 Fruit protector (hollow hemisphere with uneven pattern)
Claims (2)
ｍ3 ／ｇのポリオレフィン系樹脂発泡体を、平面に投影
された果実の面積以上の大きさの円形、正方形もしくは
多角形の平板状物に成形していることを特徴とする果実
保護体。1. A thickness of 1 to 5 mm and a foaming ratio of 10 to 40 c.
A fruit protector characterized by molding a m 3 / g polyolefin resin foam into a circular, square or polygonal flat plate having a size larger than the area of the fruit projected onto a plane.
ｍ3 ／ｇのポリオレフィン系樹脂発泡体を傘形もしくは
中空半球形に成形し、少なくとも果実の上半部を被覆す
る大きさとなされていることを特徴とする果実保護体。2. A thickness of 1 to 5 mm and a foaming ratio of 10 to 40 c.
A fruit protector characterized in that it is formed of an m 3 / g polyolefin resin foam into an umbrella shape or a hollow hemisphere shape, and is sized to cover at least the upper half of the fruit.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP18466391A JPH0523064A (en) | 1991-07-24 | 1991-07-24 | Fruit-protecting material |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP18466391A JPH0523064A (en) | 1991-07-24 | 1991-07-24 | Fruit-protecting material |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0523064A true JPH0523064A (en) | 1993-02-02 |
Family
ID=16157178
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP18466391A Pending JPH0523064A (en) | 1991-07-24 | 1991-07-24 | Fruit-protecting material |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0523064A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2014073607A (en) * | 2012-10-03 | 2014-04-24 | Sekisui Plastics Co Ltd | Foam molded body, mold for foam molding and manufacturing method of foam molded body |
| CN105123362A (en) * | 2015-07-15 | 2015-12-09 | 重庆山林源林业综合开发有限公司 | Two-piece environmental friendly repeatedly used fruit sleeve |
-
1991
- 1991-07-24 JP JP18466391A patent/JPH0523064A/en active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2014073607A (en) * | 2012-10-03 | 2014-04-24 | Sekisui Plastics Co Ltd | Foam molded body, mold for foam molding and manufacturing method of foam molded body |
| CN105123362A (en) * | 2015-07-15 | 2015-12-09 | 重庆山林源林业综合开发有限公司 | Two-piece environmental friendly repeatedly used fruit sleeve |
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