JP2002000084A - Auxiliary leg for raising seedling tray - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide the subject legs aiming at preventing each. pot from hanging down caused by bend of a raising seedling tray in use, and always keeping ventilation in the lower part of the pots in a good condition without damaging the seedling raising environment by the tray. SOLUTION: The auxiliary legs 10 are formed so as to provide a space 13 between the installation surface 12 to put the legs 2 of a raising seedling tray 1 thereon and the respective bottoms 4 of pots 3 of the raising seedling tray 1; wherein the auxiliary legs 10 are so designed that air holes are formed on the auxiliary leg bodies 16 formed so as to keep the above space 13 and also a fitment part 17 to be fitted into the hole 5 at the bottom 4 of each of the pots 3 is formed on one end 14 of each of the auxiliary leg bodies 16.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to an auxiliary leg of a tray for raising seedlings attached to a tray for raising seedlings for growing seedlings of various plants.

[0002]

2. Description of the Related Art When growing seeds and seedlings in horticultural farmers and the like, conventionally, a flowerpot-shaped pot made of synthetic resin is used.
The seeds and seedlings were planted by filling the soil. However, in the above-mentioned pot, since air permeability and drainage are poor, and dew condensation occurs on the inner wall surface due to changes in temperature, the main roots only elongate so as to stick to the inner wall surface, which is important for the absorption of nutrients and moisture. It had impaired the growth of the essential hair roots (fine roots) that worked.

Therefore, at present, seedlings are grown on seedling trays 1 as shown in FIGS. The seedling raising tray 1 is integrally formed of a synthetic resin as a whole, has a rectangular shape in plan view having legs 2 at four corners, and has a plurality of flowerpot-like pot portions on a flat portion 11 (connecting portion). 3 vertical
Formed regularly in the lateral direction. Each pot 3 is independent and has a hole 5 in the bottom 4, a large number of small holes 7 in a portion 6 of the bottom 4 other than the hole 5, and a plurality of holes 7 in the side wall 8. It has a slit 9. Also,
Each pot portion 3 is formed such that a gap of several centimeters is formed between the bottom portion 4 and the ground when the seedling raising tray 1 is placed on the ground via the leg portion 2, for example.

When using the seedling tray 1, each pot portion 3 is filled with soil, and seedlings are planted and grown.
Since slits 9 and small holes 7 are formed in the portion 6 of the bottom portion 4 other than the side wall portion 8 and the hole 5 of each pot portion 3, the air permeability and drainage are good, and the dew condensation like the above-described conventional pot is performed. The seedlings can be bred in a good condition without any adherence to the inner surface of the side wall portion 8.

Further, since each pot portion 3 is formed such that a gap of several centimeters is formed between the bottom portion 4 and the ground, it is well ventilated and can maintain a favorable environment for growing seedlings.

However, since the seedling raising tray 1 is formed of a synthetic resin, the weight of the soil or the like causes a large bending at the center portion during use, and a gap between the pot portion 3 and the ground is generated. May disappear. For this reason, there is a concern that the ventilation under the pot portion 3 becomes poor, which adversely affects the growth of the seedlings.

[0007]

SUMMARY OF THE INVENTION The present invention has been developed in view of the above-mentioned circumstances, and an object of the present invention is to prevent each pot portion from sagging due to bending of a seedling raising tray in use. Accordingly, it is an object of the present invention to provide an auxiliary leg in a tray for raising seedlings, which always keeps the ventilation under the pot portion in a good state and does not impair the growth environment of the seedling by the tray.

[0008]

The present invention has the following configuration in order to effectively achieve the above object.
That is, the auxiliary leg in the seedling raising tray of the present invention according to claim 1 has a plurality of pot portions having an open upper portion in the connecting portion, has a hole in the bottom portion of each pot portion, and further has each through the connecting portion. In a seedling raising tray formed so as to have a leg portion for supporting the pot portion and further to have a gap between an installation surface on which the leg portion is placed and a bottom portion of each pot portion, the tray is held so as to hold the gap. A vent hole is formed in the formed auxiliary leg body, and a fitting portion is formed at one end of the auxiliary leg body so as to fit into the hole at the bottom of the pot portion.

According to a second aspect of the present invention, there is provided the seedling raising tray, wherein the auxiliary leg has a plurality of pot portions having an open upper portion at a connecting portion, and a hole formed at a position facing an expansion hole portion at a bottom portion of each pot portion. And each of the pots has a stopper at a position facing each of the expansion holes, and has an inclined portion formed at a predetermined interval from each of the stoppers. In the seedling raising tray formed so as to have a leg between the installation surface on which the leg is placed and the bottom of each pot, the leg having a leg supporting each pot through the portion, A vent hole is formed in the auxiliary leg main body formed so as to hold the auxiliary leg main body, and the auxiliary leg main body is inserted into one end portion of the auxiliary leg main body from each of the extended holes of the hole formed by the bottom of the pot portion so that the auxiliary leg main body is formed at a predetermined angle. By turning A fitting portion comprising a locking portion fitted and locked between each of the stoppers and the inclined portion, and a fitting groove formed adjacent to the locking portion and fitted to a peripheral portion of the hole in the bottom portion. The configuration is characterized by forming a portion.

[0010]

DESCRIPTION OF THE PREFERRED EMBODIMENTS Embodiments of the present invention will be described below with reference to the drawings. FIG. 1 is a perspective view of an auxiliary leg of one example of the present invention, FIG. 2 is a longitudinal sectional view of the auxiliary leg of one example of the present invention, and FIG. 3 is a plan view of an auxiliary leg of one example of the present invention. Yes, FIG. 4
FIG. 5 is a longitudinal sectional view when the auxiliary leg of one example of the present invention is attached to a desired pot portion of a tray for raising seedlings, FIG. 5 is a perspective view of the auxiliary leg of another example, and FIG. 6 is a perspective view of another example. It is an explanatory view of the bottom of the pot portion to which the auxiliary leg is attached, as viewed from inside the pot portion,
FIG. 7 is a vertical cross-sectional view of another example in which an auxiliary leg is attached to a bottom having a stopper or the like. FIG. 8 is an explanatory view of a hole at the bottom of the pot viewed from the inside of the pot. FIG. FIG. 10 is a cross-sectional view of a state in which trays for raising seedlings with attached legs are overlapped, FIG. 10 is a perspective view in which a part of a tray for raising seedling of one example according to the present invention is omitted, and FIG. It is a top view which shows a part of tray for seedling raising of an example. The description of the seedling raising tray 1 will be described using the same reference numerals in FIGS. 10 and 11 and for convenience.

First, an auxiliary leg 10 according to the present invention as shown in FIG.
One example of the seedling raising tray 1 (see FIGS. 10 and 11) is formed integrally with a synthetic resin as described above, has legs 2 at four corners, and has a rectangular shape in plan view. A plurality of flower pot-shaped pot portions 3 are regularly formed in a plane portion (connecting portion) 11 in the vertical and horizontal directions. Each pot portion 3 is an independent one protruding downward from the flat portion (connecting portion) 11 and has a circular shape (or a substantially square shape).
Has a round hole 5 at the center of the bottom 4, a number of small holes 7 in an annular portion 6 of the bottom 4 other than the round hole 5, and a plurality of small holes 7 at predetermined intervals over the entire circumference of the side wall 8. It has a vertically long slit (vent) 9. Also, this seedling raising tray 1
When the leg 2 is placed on the installation surface 12 (see FIG. 4),
The gap 13 is formed between the bottom 4 of each pot 3 and the installation surface 12. In addition, this seedling raising tray 1 (see FIG. 9), with the auxiliary leg 10 attached to the pot portion 3, engages each pot portion 3 with another same seedling raising tray 1 without being bulky and overlaps with each other. Of course, the seedling raising tray 1 can be superposed even without the auxiliary legs 10 attached.

As described above, since the seedling raising tray 1 is formed of a synthetic resin, it is bent to some extent. For this reason, while the pots 3 are filled with soil for planting and the seedlings are planted and bred, the pots 3 of the seedling-raising tray 1, especially at the center, hang down due to the weight of the soil and its own weight. , Or close to or in contact with the installation surface 12.

The auxiliary leg 10 (see FIGS. 1 to 3) of the present invention prevents the pot portion 3 from hanging down. The auxiliary leg 10 has a hollow truncated conical auxiliary leg body 16 that is gradually expanded from one end 14 to the other end 15.
Fitting portion 17, a plurality of ventilation holes 18, and flange portion 20
Is provided. The auxiliary leg 10 is integrally formed of a synthetic resin.

The fitting portion 17 includes a locking portion 17a and an annular fitting groove 17b formed adjacent to the locking portion 17a. The locking portion 17a is provided at one end 1 of the auxiliary leg body 16.
4 (the smaller diameter side of the auxiliary leg body 16) on the outer surface side, 9
It is formed in a protruding arc shape with an interval of 0 degrees and protrudes outward. Locking portion 1 formed on auxiliary leg body 16
The outer diameter of 7a is slightly larger than the diameter of the round hole 5 of the pot portion 3 of the seedling raising tray 1. A fitting groove 17b is formed outside the auxiliary leg body 16 adjacent to the locking portion 17a. The diameter of the fitting groove 17 b is substantially the same as the diameter of the round hole 5 of the pot 3. Also, the groove width 19 of the fitting groove 17b is set.
Is substantially the same as the thickness of the bottom 4 of the pot portion 3. In addition,
The shape and number of the locking portions 17a are not limited to the example shown in the figure, and any shape and number can be freely changed as long as the auxiliary leg 10 can be fitted to the pot portion 3 of the seedling raising tray 1. .

The height 16a of the auxiliary leg body 16
(See FIG. 2) is a dimension slightly shorter than the distance of the gap 13 between the bottom 4 (see FIG. 4) of each pot portion 3 and the installation surface 12. Of course, the height 16a of each pot portion 3 may be the same as the distance of the gap 13. Further, the other end 15 of the auxiliary leg body 16 (the large diameter side of the auxiliary leg body 16)
Is formed with a flange portion 20 that comes into contact with the installation surface 12 when the pot portion 3 hangs down. The locking portion 17a may be formed at four or more places on the outer surface side of the one end portion 14 (small diameter side of the auxiliary leg body 16) of the auxiliary leg body 16, or may be formed at four or less places.

In the peripheral wall portion 16b of the auxiliary leg body 16, a plurality of vertically long rectangular ventilation holes 1 are provided at predetermined intervals.
8 are formed. The ventilation hole 18 is a hole that penetrates all the way to the inside of the hollow auxiliary leg body 16 as a matter of course. The shape, size and number of the ventilation holes 18 and the positions where the ventilation holes 18 are formed on the peripheral wall portion 16b may be appropriately changed as long as the auxiliary legs 10 have a ventilation function without causing a problem.

In the illustrated example, a cut is not formed at one end 14 of the auxiliary leg main body 16, but a cut of an appropriate length is formed at the one end 14 of the auxiliary leg main body 16 from the peripheral end surface 14a.
(Not shown) at predetermined intervals other than the portion where the locking portion 17a is formed, so that the locking portion 17a
When the lock part 1 is inserted into the hole 5 of the bottom part 4 of the pot part 3,
A part of the one end 14 formed with 7a is bent and can be more easily fitted. Of course, in the example shown, the pot portion 3
The periphery of the hole 5 in the bottom 4 and the locking portion 17a are bent and can be easily fitted.

When this auxiliary leg 10 is used (see FIG. 4), the locking portion 17a side of the auxiliary leg 10 is inserted into the hole 5 of the bottom 4 of a plurality of appropriate pot portions 3 of the seedling raising tray 1 described above. insert. In this case, since the bottom portion 4 of the pot portion 3 and the locking portion 17a of the auxiliary leg 10 are elastically deformed by the insertion force, the locking portion 17 can be easily inserted into the pot portion 3,
The fitting groove portion 17b formed adjacent to the locking portion 17 can be fitted into the peripheral portion 5a of the hole 5 in the bottom portion 4 of the pot portion 3.

By attaching the auxiliary legs 10 to the pot portions 3 of the seedling raising tray 1 in this way, the pots 3 of the seedling raising tray 1 are filled with soil and seeds and seedlings are planted. To the desired installation location (installation surface 1
Place on 2) and grow.

As the date and time elapse, each pot portion 3 of the seedling raising tray 1 has a flat portion (joining portion) 11 which is weighted by soil or the like.
Hangs down due to the flexure. However, since the auxiliary legs 10 are attached to each of the pot portions 3, when the auxiliary legs 10 hang down to some extent, the flange portions 20 of the auxiliary legs 10
To prevent the pot portion 3 from hanging down. For this reason, the distance between each pot portion 3 of the seedling raising tray 1 and the installation surface 12 is always constant (the height 16a of the auxiliary leg 10).
(A dimension obtained by subtracting the thickness of the locking portion 17a from the above) can be maintained.

Therefore, in combination with the ventilation hole 18 formed in the auxiliary leg 10, the ventilation state under the pot portion 3 of the seedling raising tray 1 can always be maintained in a good state, and the growth of the seedling is not hindered. .

FIG. 7 is a view in which the auxiliary leg 10 shown in FIG. 5 is attached to the pot portion 3 of the seedling raising tray 1 of another example. The same components as those of the seedling raising tray 1 and the auxiliary legs 10 of the above example are denoted by the same reference numerals, and detailed description thereof will be omitted. Each pot portion 3 of the seedling raising tray 1 of this example is shown in FIG.
As shown in FIG. 7, the shape is a bottomed cylindrical shape having a square shape in plan view, and is gradually expanded from the bottom portion 4 to the upper opening 21 (see FIG. 7). The side wall portion 8 has a plurality of slits (not shown). The bottom 4 has a plurality of small holes 7.

In the hole 5 (see FIG. 8) formed in the center of the bottom 4 of each pot portion 3, an extended hole portion 22 communicating with two opposing portions is formed. Further, inside the bottom 4, a pair of stoppers 23, 24, 1 around the hole 5 is provided.
A pair of inclined portions 25 and 26 are formed.

That is, beside each of the expansion holes 22,
The stoppers 23 and 24 raised in an arc shape are formed so as to face each other. Stoppers 23, 26 are provided at positions facing these stoppers 23, 24 at a predetermined interval.
Is formed. Each of the inclined portions 25 and 26 is
To the respective stoppers 23 and 24 side. In addition, the stopper 23 and the inclined portion 25
27, and the interval 28 between the stopper 24 and the inclined portion 26 are set so as to be able to fit the locking portions 17c of the auxiliary leg 10 described later. Of course, these intervals 27, 2
8 may be slightly larger than the length (length in the circumferential direction) of each locking portion 17.

On the other hand, the auxiliary leg 10 (see FIG. 5) attached to each pot portion 3 of the auxiliary leg 10 of the seedling raising tray 1
The whole body is integrally formed of a synthetic resin in the same manner as in the above-described example, and is fitted to one end 14 of a truncated pyramid-shaped auxiliary leg body 16 which is gradually expanded from one end 14 to the other end 15. Attachment portion 17 (fitting groove portion 17b and locking portion 17
c) and the same ventilation holes 18 as described above.

The locking portion 17c is formed in a protruding arc shape at two opposing locations outside the one end portion 14 (small diameter side of the auxiliary leg body 16) of the auxiliary leg body 16, and protrudes outward. .

The expansion hole 22 (see FIG. 6) is formed slightly larger than the size of the locking portion 17c. When the auxiliary leg 10 is attached to the pot portion 3 of the seedling raising tray 1, the locking portion 17 c (see FIGS. 5 to 8)
Is inserted into the pot portion 3 from the corresponding extended hole portion 22 of the hole 5. At this time, the fitting groove 17b adjacent to the locking portion 17c
Are arranged at positions where the bottom 4 is fitted. Then, by turning the auxiliary leg 10 clockwise, each locking portion 17c
Slides on each of the inclined portions 25, 26, and stops each of the stoppers 23,
It fits in the gaps 27 and 28 between the inclined portion 25 and the inclined portions 25 and 26. At this time, the fitting groove 17b is fitted into the peripheral portion 5a of the hole 5 in the bottom portion 4. In this manner, the auxiliary leg 10 of this example is provided with the desired pot portion 3 of the seedling raising tray 1.
Can be attached easily and without coming off.

In this case, even if each pot 3 hangs down due to the weight of the soil or the like, the auxiliary leg 10 is attached to each pot 3 so that each pot 3 and the installation surface 12 Can always maintain a certain gap or more. Therefore, the ventilation hole 18 of the auxiliary leg 10
In combination with this, the ventilation state under the pot portion 3 of the seedling raising tray 1 can be always kept in a good state, and the growth of the seedlings is not hindered.

The seedling raising tray 1 and the auxiliary legs 10
May be formed of an elastic member other than a synthetic resin. Also,
The auxiliary leg main body 16 constituting the auxiliary leg 10 may be a shaft member, and the overall shape may be a round tube, a square tube, a round shaft, a square shaft, or a truncated cone shaft. Alternatively, the shape may be a truncated pyramid shaft.

[0030]

As is apparent from the above description, by attaching the auxiliary leg of the present invention to the bottom of the pot portion of the seedling raising tray, the pot portion hangs down due to the weight of the soil and the like filled in the pot portion. However, since the auxiliary legs abut on the installation surface of the seedling raising tray, a gap between each pot portion and the installation surface can always be maintained at a height equal to or greater than the height of the auxiliary legs. Therefore, in combination with the slit formed in the pot portion of the seedling raising tray, the ventilation state under the pot portion of the seedling raising tray can always be kept in a good state, and the seedlings can be grown in a good state.

Further, since the locking portion of the auxiliary leg can be fitted and locked between each stopper formed on the bottom of the pot portion of the seedling raising tray and the inclined portion, the auxiliary leg can be locked. It does not easily come off the pot.

[0032]

[Brief description of the drawings]

FIG. 1 is a perspective view of an auxiliary leg according to an example of the present invention.

FIG. 2 is a longitudinal sectional view of an auxiliary leg according to an example of the present invention.

FIG. 3 is a plan view of an auxiliary leg according to an example of the present invention.

FIG. 4 is a longitudinal sectional view showing a case where the auxiliary leg of one example of the present invention is attached to a desired pot portion of a seedling raising tray.

FIG. 5 is a perspective view of an auxiliary leg of another example.

FIG. 6 is an explanatory view of a bottom portion of a pot portion to which an auxiliary leg of another example is attached, as viewed from inside the pot portion.

FIG. 7 is a longitudinal sectional view when another example of an auxiliary leg is attached to a bottom having a stopper or the like.

FIG. 8 is an explanatory view of a hole at the bottom of the pot portion as viewed from inside the pot portion.

FIG. 9 is a cross-sectional view showing a state where trays for raising seedlings to which auxiliary legs are attached are overlapped.

FIG. 10 is a perspective view of one example of a seedling raising tray according to the present invention, in which a part of the tray is omitted.

FIG. 11 is a plan view showing a part of one example of a seedling raising tray according to the present invention.

[Explanation of symbols]

 DESCRIPTION OF SYMBOLS 1 Nursery tray 2 Leg part 3 Pot part 4 Bottom part 5 Hole 5a Peripheral part 9 Slit (vent) 10 Auxiliary leg 11 Flat part (joining part) 12 Installation surface 13 Gap 14 One end of auxiliary leg main body 15 Other end portion 16 Auxiliary leg body 17 Fitting portion 17a Locking portion 17b Fitting groove portion 17c Locking portion 18 Vent hole 22 Expansion hole portion 23 Stopper 24 Stopper 25 Stopper 25 Inclined portion 25 Inclined portion

Claims (2)

[Claims] A plurality of pots each having an opening at an upper portion of the connecting portion, a hole at a bottom portion of each pot portion, and a leg supporting each pot portion via the connecting portion; In a seedling raising tray formed so that a gap is formed between the installation surface on which the leg is placed and the bottom of each of the pots, an air vent is formed in the auxiliary leg body formed to hold the gap. A supplementary leg in a tray for raising seedlings, wherein a fitting portion for fitting into a hole at the bottom of the pot portion is formed at one end of the supplementary leg body. 2. A method according to claim 1, wherein the connecting portion has a plurality of pot portions having an open upper portion, and has a hole formed at a position facing the extension hole portion at a bottom portion of each pot portion. A stopper is provided at a position opposed to each expansion hole, and an inclined portion is formed at a predetermined interval from each stopper, and a leg supporting each pot portion via the connecting portion is further provided. And a seedling raising tray formed so that a gap is formed between the installation surface on which the leg is placed and the bottom of each of the pots, wherein a ventilation hole is formed in the auxiliary leg body formed to hold the gap. The auxiliary leg body is inserted into one end of the auxiliary leg body from each of the extended holes of the hole formed by the bottom of the pot portion, and the auxiliary leg body is turned by a predetermined angle, so that the gap between each stopper and the inclined portion is formed. Fit into An auxiliary leg in a tray for raising seedlings, wherein a fitting portion comprising a locking portion for locking and a fitting groove formed adjacent to the locking portion and fitted around the bottom hole is formed. .