JPH1059629A - Take-up device for artificial lawn and interchanging device for artificial lawn and natural lawn - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide a take-up device for an artificial lawn and an interchanging device for the artificial lawn and a natural lawn by which the artificial lawn and the natural lawn can be interchanged in a short time by saving human hands. SOLUTION: A take-up device and an interchanging device are provided with a take-up shaft 15 which takes up an artificial lawn 14 of a predetermined width, a natural lawn laying means 12 which lays a natural lawn 57 after the artificial lawn 14 is taken up by the take-up shaft 15, a motor (a take-up shaft drive means) which rotate the take-up shaft 15, wheels (moving means) which move the take-up shaft 15, a motor (a moving drive means) which drives the moving means, and wheels (second moving means) which move the natural lawn laying means 12, and the take-up shaft 15 and the natural lawn laying means 12 are integrated.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to an artificial turf winding device and an artificial turf / natural turf exchanging device, and more particularly, to an artificial turf and a natural turf in accordance with a competition field held in a multipurpose stadium or the like. The present invention relates to an artificial turf winding device and an artificial turf / natural turf exchanging device suitable for replacement.

[0002]

2. Description of the Related Art Recently, multipurpose stadiums capable of holding a plurality of types of sports such as baseball and soccer have been constructed. In such a multipurpose stadium, it is common to change the field shape, the arrangement of spectator seats, the type of grass on the field, and the like according to the type of competition to be held.

For example, in a multipurpose stadium where baseball and soccer can be selectively performed, artificial turf is used when playing baseball, and it is common to replace natural turf when playing soccer. Thus, when replacing artificial turf with natural turf, it is usual to wind up or draw out artificial turf with a winding device, and put natural turf on a relatively small pallet and lay or remove it manually. there were.

[0004] As an artificial turf winding device, for example, a device in which a winding shaft of an appropriate size is mounted on a forklift and the artificial turf is wound on the winding shaft by running the forklift is generally used. there were. In this winding device, since the length of the winding shaft is limited, it is the current situation that the artificial turf is divided into strips with an appropriate width and wound up several tens of times, which requires a great deal of labor and time. Was needed.

[0005] In addition, a long winding shaft is fixed to an end of a ground, and an artificial turf is wound around the winding shaft. In this case, the winding shaft is set to a length approximately equal to the width of the artificial turf, and the artificial turf is wound once.

[0006]

However, in an artificial turf take-up device obtained by modifying a conventional forklift, the forklift must be reciprocated several tens of times to take up or pull out the artificial turf, which is troublesome and time consuming. There was a problem that it took.

Further, in a winding device in which a long winding shaft is fixed to the end of the ground, the artificial grass is dragged and wound or pulled out. Disappears. In order to reduce the friction between the artificial turf and the floor surface, measures such as blowing air from the floor surface have been considered, and there is a problem that the equipment cost increases.

Further, when laying or removing natural grass, a large number of small pallets are required to lay or remove and to process joints, which requires a lot of manpower and time, and the joints hinder play. And the reputation of the players and spectators who played it was not good.

SUMMARY OF THE INVENTION An object of the present invention is to solve the above-mentioned problems, and to reduce the equipment cost and to replace the artificial turf with the natural turf in a short time without manpower. An object of the present invention is to provide a picking device and a device for replacing artificial grass and natural grass.

[0010]

SUMMARY OF THE INVENTION The present invention relates to an artificial turf winding device and an artificial turf / natural turf exchanging device, and is configured as follows to solve the above-mentioned technical problems. That is, the apparatus for winding an artificial turf of the present invention includes a winding shaft for winding an artificial turf having a predetermined width, a winding shaft driving unit for rotating the winding shaft, and a traveling unit for running the winding shaft. And traveling drive means for driving the traveling means.

The apparatus for replacing artificial turf with natural turf according to the present invention includes a natural turf laying means for laying the natural turf integrally mounted with the above-described artificial turf winding device at an end in the moving direction. The natural grass laying means is provided with a second traveling means for traveling the natural grass laying means. The artificial turf and the natural turf are for a multipurpose stadium, and may have a size corresponding to the field of the multipurpose stadium one-to-one. Further, the winding shaft and the natural grass laying means can be separated from each other, and the artificial grass can be wound by the winding shaft alone.

Since the winding device of the artificial turf of the present invention runs while the winding shaft rotates, the artificial turf can be wound or pulled out without dragging. Therefore, equipment for reducing friction between the artificial turf and the floor is not required.

Further, the apparatus for replacing artificial turf and natural turf according to the present invention pulls the natural turf laying means integrated with the winding shaft while winding or pulling the artificial turf by running the winding shaft. The natural turf can be laid in a short time without human labor.

[0014]

BRIEF DESCRIPTION OF THE DRAWINGS FIG. 1 is a perspective view of an artificial turf winding apparatus according to the present invention;

FIG. 1 shows an apparatus 1 for replacing artificial grass and natural grass according to the present invention. The replacement device 1 includes an artificial turf winding unit 11.
And a natural grass laying section (artificial grass laying means) 12. The artificial turf winding unit 11 has a horizontally long housing 13 formed of I-shaped steel or the like. A winding shaft 15 for winding or pulling out the artificial turf 14 is rotatably attached to the internal space of the housing 13.

The upper portion of the housing 13 is raised in an arc shape centering on the winding shaft 15. by this,
Inside the housing 13, a large amount of artificial grass 1
4 is formed so as to be able to be wound up. A cushion material 45 is adhered to the upper surface of the housing 13. An opening 17 for passing the artificial turf 14 is formed over substantially the entire surface of a front cover 16 constituting the front end of the housing 13, and the artificial turf 14 is wound through the opening shaft 15 through the opening 17. Wound up or fed out.

Further, in front of the front cover 16, scrapers 19 are provided at both ends. The scraper 19 has a sword-shaped peeling portion 20 for peeling off, for example, a tape or a fastener (not shown) fixing both ends of the artificial turf 14 to the floor surface 18, and a stripped artificial turf 14. Guide rollers 21 and 22 for regulating the passing position of the turf, and a guide portion 2 for raising the side end of another artificial turf 23 (FIG. 2) laid on both sides of the artificial turf 14 to be wound.
4 are provided.

The artificial turf 23 raised by the guide portion 24 is held while leaning on the side surfaces of the artificial turf winding portion 11 and the natural turf laying portion 12. A first connecting plate 25 is intermittently provided at the rear end of the housing 13. In addition, a guide rod 26 that regulates the passing position of the artificial turf 14 is disposed substantially in front of the winding shaft 15 in front of the winding shaft 15.

Below the winding shaft 15, a roll supporting portion 30 for supporting the roll-shaped artificial turf 14 wound on the winding shaft 15 from below is provided along the longitudinal direction of the winding shaft 15. Are arranged at appropriate intervals. These roll support portions 30 are integrated with the housing 13 by appropriate connecting means (not shown), and a relatively flat chassis 31 is provided.
Are provided at the four corners.

One end of a pair of arms 33 and 34 opened front and rear is rotatably attached to the center of both ends of the chassis 31. These arms 33, 34
, An urging force is applied so as to swing toward the winding shaft 15 with a predetermined force from, for example, a hydraulic cylinder (not shown). At the other ends of the arms 33 and 34, holding rollers 35 and 36 that contact the winding shaft 15 are rotatably mounted.

In the roll supporting portion 30, the artificial turf 14 is wound on the winding shaft 15 and the arms 33 and 34 are pushed out as the roll diameter increases. At this time, since the urging force in the closing direction by the hydraulic cylinder is acting on the arms 33 and 34 as described above, the winding shaft 1
Even if the roll diameter of the artificial turf 14 wound around the roll 5 changes, it is always supported at a plurality of positions. Therefore, even if the winding shaft 15 and the artificial turf 14 wound therearound are long, it is possible to minimize the bending thereof. This is the same when the artificial turf 14 is unwound.

As shown in FIG. 2, both sides 40 of the housing 13 are formed in a box shape, and a first motor 41 serving as a winding shaft driving means is mounted inside the box. The rotation shaft of the first motor 41 is connected to the winding shaft 15. On the bottom side of the box-shaped side portion 40, at least two wheels 42 as running means are mounted on one side. Further, the second motor 4 serving as a traveling drive means is provided inside the side portion 40, in other words, substantially inside the housing 13.
3 is fixed, and the side portion 40 is attached to the rotation shaft of the second motor 43.
For example, the shaft of the rear wheel 42 is connected.

The outer surface of the side portion 40 has a cover 4 covering the upper end portion of the artificial turf 23 raised as shown in FIG.
4 are provided. Thereby, it is possible to prevent the upper end of the artificial turf 23 in close contact with the outer surface of the side portion 40 of the housing 13 from being carelessly turned.

As shown in FIG. 1, the natural grass laying section 12 is
It has a rectangular frame 51 made of shaped steel, on which a concrete pallet 52 is mounted.
The pallet 52 stores the multipurpose stadium 70 as described later.
It is formed in a size that covers the entire soccer field 78 (FIG. 8).

The pallet 52 is filled with a growing base material 53 for growing the natural turf 57. Growth substrate 53
Include a silt layer 54 of, for example, pebbles, a first sand layer 55 of relatively large sand, and a second sand layer 57 of smaller sand.
Are sequentially deposited. Also, on the pallet 52,
A growth assisting means such as a sprinkler (not shown) is provided to assist the growth of the natural turf 57.

As shown in FIG. 4, both sides of the frame 51 are installed so as to project an I-shaped steel at substantially the same height as the upper part of the pallet 52, and a cushioning material 58 is attached on the upper surface thereof. It is attached. In addition, on the side portions 59 on both sides of the frame 51, a second wheel 60 as a second traveling means is provided.
Are attached at appropriate intervals. On the outer surface of the side portion 59, a cover 61 that covers the upper end of the artificial turf 23 that has been raised is provided. Further, a U-shaped support frame 62 is provided at a lower central portion of the frame 51, and a third wheel 63 as a second traveling means is mounted on the support frame 62.

As shown in FIG. 1, at the front end of the frame 51, a second connecting plate 64 is provided intermittently. And
The second connecting plate 64 of the frame 51 and the artificial turf winding unit 1
The first turf winding unit 1 is fastened to the first connecting plate 25 of the housing 13 by, for example, bolts and nuts.
1 and the natural turf laying part 12 are integrated.

Next, a case where the replacement apparatus 1 is used in a multipurpose stadium will be described. FIG. 5 shows a multipurpose stadium 70 to which the above-described replacement device 1 is applied. The multipurpose stadium 70 is substantially square, and fixed seats 71 are provided on four sides thereof. In addition, the fixed seat 7 on the left side in the figure.
A moving seat 72 is provided in front of 1. A doorway 73 of a predetermined size is provided below the stand on the opposite side of the moving seat 72 to put the replacement device 1 in and out. Then, as described below, in the multipurpose stadium 70, baseball and soccer can be selectively performed.

That is, for example, when playing baseball, a diamond field 74 is formed with the moving seat 72 on the third base side as shown in FIG. In this diamond field 74, three artificial turf 14, 23, 23 formed as a single long piece from the light side to the third base side are laid. The width L of the central artificial turf 14 is substantially the same as the width of the soccer field. Artificial turf 14,2
Various lines 75 necessary for baseball are drawn on 3 and 23.

When playing soccer at the multipurpose stadium 70, the moving seat 72 on the third base is moved to the left side as shown in FIG. Then, as shown in FIG. 7, the replacement device 1 is inserted into the multipurpose stadium 70 from the entrance 73 below the light side stand. At this time, the exchanging device 1 is made to run by itself, and the winding shaft 15 is rotated.

Then, the tape or fastener on both sides of the artificial grass 14 is peeled off by the peeling section 20 of the scraper 19 provided at the tip of the artificial grass winding section 11. Then, the peeled artificial turf 14 is sequentially wound around the winding shaft 15. The artificial turf 23 on both sides of the artificial turf 14 is raised at the side end thereof by the guide portion 24 (FIG. 2) of the scraper 19, and is held in a state of leaning on both side surfaces of the replacement device 1.

When the replacement device 1 travels to the end, the natural grass 57 of the natural grass laying section 12 of the replacement device 1 is
It is laid in place of. Various lines 77 necessary for soccer are drawn on the natural turf 57, thereby forming a soccer field 78.

The replacement device 1 includes an artificial turf take-up unit 1
The bolt connecting the first connecting plate 25 at the rear end of the first turret 1 and the second connecting plate 64 at the front end of the natural grass laying portion 12 is replaced with, for example, an easily releasable electric lock pin. By replacing, the artificial turf take-up unit 11 and the natural turf laying unit 1
Since the artificial turf 14 can be easily separated, the artificial turf 14 can be wound up or pulled out by using the artificial turf winding unit 11 alone as needed.

As described above, the artificial turf and natural turf exchanging apparatus 1 according to the present invention can be wound up or pulled out without dragging the artificial turf 14 because the winding shaft 15 rotates and runs on its own. . Therefore, equipment for reducing the friction between the artificial turf 14 and the floor 18 as in the related art is not required, and the equipment cost can be reduced.

Further, since the natural grass 57 is laid or removed by pulling the natural grass laying portion 12 by the winding shaft 15, the natural grass 57 is laid.
The labor required for the laying work can be reduced, and the number of man-hours can be reduced. Further, the artificial turf 14 and the natural turf 57 are each provided in the diamond field 74 of the multipurpose stadium 70.
And the soccer field 78 in a one-to-one correspondence.
Can be laid and removed in a single setup, so that the number of work steps can be reduced.

Since the natural turf laying section 12 is provided with a growth assisting means such as a sprinkler for assisting the growth of the natural turf 57, when the natural turf laying section 12 is not used, the natural turf laying section 12 is utilized. 57 can be easily cured.

[0037]

As described above, according to the artificial turf winding device of the present invention, the winding shaft for winding the artificial turf is self-running while rotating, so that the artificial turf can be wound or pulled out without being dragged. can do. Therefore, equipment for reducing the friction between the artificial turf and the floor as in the related art is not required, and the cost can be reduced.

Further, according to the apparatus for exchanging artificial turf and natural turf of the present invention, while taking up or pulling out the artificial turf by self-propelling the winding shaft, the natural turf laying means integrated with the winding shaft is provided. Since the natural turf is laid or removed by towing, the winding or drawing of the artificial turf and the laying or removing of the natural turf can be performed at the same time. Therefore, manpower can be saved and the number of man-hours can be reduced.

[Brief description of the drawings]

FIG. 1 is a cross-sectional view of a device for replacing artificial grass and natural grass according to the present invention.

FIG. 2 is a sectional view taken along line AA of FIG.

FIG. 3 is a sectional view taken along line BB of FIG. 1;

FIG. 4 is a sectional view taken along the line CC of FIG. 1;

FIG. 5 is a plan view of a multipurpose stadium to which the device for replacing artificial turf and natural turf according to the present invention is applied.

FIG. 6 is a plan view showing a state in which a moving seat of a multipurpose stadium to which a device for replacing artificial grass and natural grass according to the present invention is applied is being moved.

FIG. 7 is a plan view showing a state in which a device for replacing artificial turf and natural turf is being inserted into a multipurpose stadium.

FIG. 8 is a plan view showing a state in which a device for replacing artificial turf and natural turf is inserted into a multipurpose stadium.

[Explanation of symbols]

 REFERENCE SIGNS LIST 1 Replacement device for artificial turf and natural turf 11 Artificial turf take-up part 12 Natural turf laying part (natural turf laying means) 14 Artificial turf 15 Winding shaft 41 First motor (drum driving means) 42 First wheel (running means, First running means) 43 Second motor (running driving means) 52 Pallet 57 Natural grass 60 Second wheel (second running means) 63 Third wheel (second running means) 70 Multipurpose stadium 74 Diamond field 78 Soccer field

Claims (4)

[Claims] 1. A winding shaft for winding an artificial turf having a predetermined width, a winding shaft driving unit for rotating the winding shaft, a running unit for running the winding shaft, and a driving unit for driving the running unit An artificial turf winding device, comprising: a traveling drive unit. 2. A natural turf laying means for laying a natural turf integrated with the artificial turf winding device according to claim 1 at an end in a movement direction, wherein the natural turf laying means is provided with a natural turf laying means. An apparatus for replacing artificial turf and natural turf, comprising a second traveling means for traveling. 3. The artificial turf and the natural turf according to claim 2, wherein the artificial turf and the natural turf are for a multipurpose stadium, and each has a size corresponding to a field of the multipurpose stadium on a one-to-one basis. Turf replacement equipment. 4. The artificial turf according to claim 2, wherein the winding shaft is separated from the natural turf laying means, and the artificial turf can be wound by the winding shaft alone. Replacement device for artificial turf and natural turf.