JPH1195A - Apparatus for preventing twining up of winder - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide an apparatus for preventing the twining up of a winder which does not move a branch line from an insertion position, not drop an engaging force and is readily producible. SOLUTION: This preventing apparatus 20 is equipped with an apparatus main body 24 having a peripheral wall 21 and two edge walls 22 and 23. Each of the edge walls has a separating part and each of the edge walls 22 and 23 is provided with a drawing preventing piece. The peripheral wall 21 is separated in the peripheral direction. Both the separated end parts in the peripheral direction are mutually connected by a connecting means having anchor bodies 26 in a piled state and joined in a cylindrical state. The connecting means is composed of the anchor bodies 26 and engaging holes on the peripheral wall 21. The anchor bodies 26 are engaged by enlarging the diameters of the holes and disengaged by reducing the diameters. The edge walls 22 and 23 are detachably fixed to the peripheral wall 21 and the edge wall 23 is equipped with an engaging tool fitting seat for a branch line engaging tool 30.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to an apparatus for preventing a vine plant from winding up which is attached to a structure, mainly a branch line supporting a telephone pole, and is preferably used to prevent a vine plant such as a vine from winding up on the branch line. .

[0002]

2. Description of the Related Art In general, a utility pole is supported and reinforced by a branch line which is diagonally stretched from the ground to near the upper end of the utility pole. In particular, when a telephone pole is erected in the mountains, vines, such as vines such as vines, may wrap around the branch line and rise, causing a short circuit accident or hindering the overhead line work. In order to prevent this, a vine prevention device 1 having a right cylindrical device main body is mounted on a branch line to prevent vines from winding around the branch line.

FIG. 12 is a simplified perspective view showing the structure of a conventional vine control apparatus 1. As shown in FIG. The vegetation prevention device 1 has a pair of divided bodies 3 and 4 whose one ends in the circumferential direction are integrally connected by a hinge part 2, and the divided bodies 3 and 4 are attached to form a cylindrical main body 5. And is attached to the branch line by a cord locking tool 6 provided in the apparatus main body 5. The cord locking tool 6 clamps the branch line between the locking piece formed on the divided body 3 and the substantially U-shaped bolt to lock the apparatus main body 5 to the branch line.

In each of the divided bodies 3, 4, peripheral walls 7, 8 and end walls 9a, 9b; 10a, 10b at both ends of each peripheral wall 7, 8 are integrally formed. Each end wall 9a, 9b;
10a and 10b are semicircular shapes that form a circular shape when the divided bodies 3 and 4 are joined. Each end wall 9a, 9b; 10
A semi-circular recess 11 is formed in each of a and 10b. In this recess 11, a shielding piece divided by a radial notch is formed. A circular hole is formed by each recess 11 at the insertion position of the branch line in a state where the divided bodies 3 and 4 are joined together, and the branch line is inserted through this hole. Is in contact with

An engaging hole 12 is formed at the other circumferential end of each of the peripheral walls 7 and 8 of each of the divided bodies 3 and 4, and each of the divided bodies 3 and 4 is joined to each other in a cylindrical shape. The engagement pieces 13 are commonly inserted into the respective engagement holes 12 of the respective peripheral walls 7 and 8 by partially overlapping the reference numerals 7 and 8. The engagement piece 13 has a projection 13a projecting outward in the radial direction.
Thus, each divided body 3 and 4 is maintained in a jointed state. In order to facilitate transportation, the vegetation prevention device 1 inserts an engagement piece 13 into each of the engagement holes 12 and transports the divided bodies 3 and 4 without opening them. 13 is temporarily disengaged from each of the engagement holes 12, each of the divided bodies 3 and 4 is opened, and each of the divided bodies 3 and 4 is closed with the branch line interposed therebetween. The divided bodies 3 and 4 are engaged with each other by being inserted into the engagement holes 12.

[0006]

As described above, in the prior art, the vine prevention device 1 is constructed such that a branch line is inserted into each of the recesses 11 in a state of being fitted thereinto, and the divided bodies 3 and 4 are joined together to engage. The divided pieces 3 and 4 are engaged with each other by the joint pieces 13, and
Is locked to the branch line. Each end wall 9a, 9b; 1
Reference numerals 0a and 10b are formed in a semicircular shape, and in a state where the divided bodies 3 and 4 are attached to each other, each end face 109 serving as a semicircular chord is formed.
a, 109b; 110a, 110b are joined to form a circular shape, and each end face 109a, 109b; 110a, 1
A separating portion extends from the hole through which the branch line is inserted between the outer peripheral portions of the device main body 5. For this reason, each recess 11
When the branch line inserted into the hole formed by the vibration vibrates, the branch line moves out of the hole formed by each recess 11 and moves to the separation portion between the end walls 9a, 9b; 10a, 10b. , Each end face 109a, 109b; 11
There is a possibility that vines may enter the apparatus main body 5 or the vine prevention device 1 may be damaged and fall off from the branch line, because the divided bodies 3 and 4 are opened and gaps are generated due to the contact of 0a and 110b with the branch lines. There is a problem that there is.

Further, the vine prevention device 1 is temporarily fixed by inserting the engagement pieces 13 into the respective engagement holes 12 in a state in which the divided bodies 3 and 4 are attached to each other during transportation. After detaching the joint piece 13 and locking the apparatus main body 5 to the branch line,
Again, the engaging pieces 13 are inserted into the respective locking holes 12 in common, and the divided bodies 3 and 4 are engaged and mounted. Therefore, when the engaging piece 13 temporarily fixing each of the divided bodies 3 and 4 is disengaged, the projection 13 a is damaged, and when the engaging piece 13 is inserted again into the locking hole 12, each of the divided bodies 3 , 4 decrease in engagement force.

Further, since the peripheral walls 7, 8 of the divided bodies 3, 4 and the end walls 9a, 9b; 10a, 10b are integrally formed, the divided bodies 3, 4 are formed integrally. There is a problem that a large metal mold is required and the production cost increases.

[0009] It is an object of the present invention to provide a vine plant curling prevention device which can prevent a branch line from moving from a predetermined insertion position.

[0010] Another object of the present invention is to prevent the vine plant from rolling up so that the engagement state is not reduced even when the respective divided bodies are temporarily disengaged from the engaged state. It is to provide a device.

Still another object of the present invention is to provide an apparatus for preventing winding of a vine plant which can be manufactured at a low cost.

[0012]

According to a first aspect of the present invention, there is provided a cylindrical peripheral wall, and two end walls closing both ends in the axial direction of the peripheral wall, and the cable is inserted through the peripheral wall and the end wall. A device main body attached to the cable in a state, wherein each end wall has a separation portion separated from an outer peripheral portion to a position where the cable is inserted, and at least one of the end walls has an insertion position of the cable. A vine plant roll-up prevention device characterized in that a retaining piece extending in a direction intersecting the separating portion is provided adjacent to the vine.

According to the present invention, the apparatus main body is attached to the cable with the cable inserted through the peripheral wall and the end wall, and prevents the vine plants from winding around the cable. Each end wall has a separating portion separated from the outer peripheral portion over the wire insertion position, and the apparatus main body moves the cable to the insertion position via the separation portion, and the cable is inserted through the insertion position. Is attached to the cable. At least one of the end walls of the apparatus main body is provided with a retaining piece extending in a direction intersecting the separating portion adjacent to the insertion position of the cord. Accordingly, even if the cable vibrates, the cable is prevented from moving along the separating portion by contacting the retaining piece, and it is possible to prevent the cable from deviating from the insertion position. Therefore, the cords move from the insertion position, and a gap is formed in the main body of the apparatus, for example, to connect the inside and the outside, so that vine plants may enter the main body of the apparatus, or the apparatus may be damaged and fall off. Does not occur.

According to a second aspect of the present invention, a cylindrical peripheral wall is provided.
The device has two end walls that close both ends in the axial direction of the peripheral wall, and includes a device main body attached to the cable in a state where the cable is inserted through the peripheral wall and the end wall, and the peripheral wall is separated in a circumferential direction, The separated circumferential ends are connected to each other by connecting means in an overlapping state and joined together in a cylindrical shape, and the connecting means expands in diameter into engagement holes formed at circumferential ends of the peripheral wall. A vine plant roll-up prevention device having an anchor body that engages and reduces the diameter to release the locked state.

According to the present invention, the apparatus main body is attached to the cable with the cable inserted through the peripheral wall and the end wall, and prevents the vine plant from winding around the cable. The peripheral wall is separated in the circumferential direction, the cable is moved into the peripheral wall from between the separated both ends in the circumferential direction, and the peripheral wall is inserted, and in this state, the circumferential ends of the peripheral wall are partially overlapped and connected. They are interconnected by means and joined together in a cylindrical shape. The connecting means has an anchor body which expands and engages with engagement holes formed at both ends in the circumferential direction of the peripheral wall and reduces the diameter to release the locked state. The connecting means can connect both ends of the peripheral wall in the circumferential direction by inserting the anchor body into the engaging hole, expanding the diameter, and engaging the engaging hole. Further, in the state where the diameter of the anchor body of the connecting means is reduced, the anchor body is not damaged by receiving a force from the peripheral edge of the engaging hole of the peripheral wall when inserting into or detaching from the engaging hole. Therefore, when transporting the vine plant curling prevention device, the anchor body is inserted into the engagement hole with the diameter reduced, and both ends of the peripheral wall in the circumferential direction are temporarily fixed by the connecting means, and both ends of the peripheral wall in the circumferential direction are connected. To prevent the vine plant from rolling open, and to easily transport the vine plant roll-up prevention device.When attaching the vine plant roll-up prevention device to the cable, the anchor body must be expanded in diameter. To engage with the engagement hole, thereby firmly connecting the circumferential end portions of the peripheral wall. In this way, even if the connecting means temporarily stops the circumferential ends of the peripheral wall after temporarily stopping the circumferential ends, and once again connects, the connecting means can maintain the predetermined connecting force and connect the circumferential ends of the peripheral wall.

According to a third aspect of the present invention, a cylindrical peripheral wall is provided.
And two end walls for closing both ends in the axial direction of the peripheral wall, and an apparatus main body attached to the rope with the peripheral wall and the rope inserted into the end wall, and each end wall has an end portion of the peripheral wall. And a mounting base for a cable locking tool for holding the apparatus body to the cable by sandwiching the cable is formed on at least one end wall. It is a device for preventing the plant from rolling up.

According to the present invention, the apparatus main body is attached to the cable with the cable inserted through the peripheral wall and the end wall, and prevents the vine plant from winding around the cable. Each end wall
At least one end wall of each of the peripheral walls is detachably provided, and at least one of the end walls is formed with a mounting base for a cable locking tool for holding the cable and locking the apparatus body to the cable. As described above, the peripheral wall and each end wall are separate bodies, and can be individually manufactured. In addition, since a mounting base for the rope locking tool is formed on at least one end wall, it is not necessary to provide the mounting base for mounting the cable locking tool on the peripheral wall, and the peripheral wall has a cross section perpendicular to the axis. It can be a simple shape whose shape does not change in the axial direction. Thus, the peripheral wall can be manufactured by, for example, extrusion molding, and even a large part can be manufactured inexpensively and easily with a small mold. Each end wall has a complicated shape having the mounting pedestal. Even if it is manufactured by, for example, injection molding, the mold can be small, and can be manufactured at low cost and easily. Therefore, it is possible to easily and inexpensively manufacture the winding prevention device for vine plants.

[0018]

FIG. 1 is a longitudinal sectional view showing a simplified structure of a vine plant roll-up preventing device 20 according to an embodiment of the present invention. FIG. 2 is a sectional view taken along the line in FIG. II-II
FIG. 3 is an exploded perspective view of the device 20 for preventing winding of a vine plant. Here, FIGS. 1 to 3 emphasize the thickness. A vine plant curling prevention device (hereinafter sometimes simply referred to as a prevention device) 20 is
It includes a device main body 24 and a branch line locking tool 30 which is a cable locking tool. The prevention device 20 includes a peripheral wall 21 and end walls 22 and 2.
3 is attached to the branch line W in a state where the branch line W of the telephone pole as a cable is inserted, and prevents the vine plants from winding around the branch line W and rising. The device main body 24 is made of a synthetic resin having a light-shielding property, for example, a black polyethylene resin.
1 and two end walls 22 that close both axial ends of the peripheral wall 21,
23, and a plurality of holders 25 provided at intervals in the axial direction of the peripheral wall.

The peripheral wall 21 is separated in the circumferential direction, and in a state where the separated circumferential ends 21a and 21b overlap each other, the connecting means connects the axial ends 21c and 21c of the circumferential wall 21 to each other.
At 21d, they are connected to each other and joined together in a tubular shape. Peripheral wall 21
Is formed, for example, by extrusion. The connecting means includes an anchor body 26 and both ends 21 in the circumferential direction of the peripheral wall 21.
a and 21b are formed by an engagement hole 27 through which the anchor body 26 is inserted in common. The anchor body 26 is engaged with the engagement hole 27 by expanding the diameter, and reducing the diameter to release the locked state.

The end walls 22 and 23 are detachably provided at both ends 21c and 21d in the axial direction of the peripheral wall 21, respectively. On one end wall 23 disposed below the prevention device 20 in a state where the prevention device 20 is mounted on the branch line W, a branch line engaging member that is a cord locking tool that clamps the branch line W and locks the device main body 24 to the branch line W. A stop 30 is provided. The peripheral wall 21 is connected to the end walls 22, 23 and the holder 25 by, for example, bolts and nuts.

FIG. 4 is an exploded perspective view of the end wall 23, and FIG.
FIG. 5 is a cross-sectional view taken along the line VV of FIG. 1. Here, in FIGS. 4 and 5, the thickness of each peripheral wall portion 43, 49 is shown in an enlarged manner. The end wall 23 has two end wall portions 40 and 41. One end wall portion 40 has a semicircular bottom plate portion 42 and a peripheral wall portion 43 that rises from an arc-shaped peripheral portion of the bottom plate portion 42, and an end surface 44 that forms a semicircular chord of the bottom plate portion 42 and a peripheral wall. End surfaces 45 at both ends in the circumferential direction of the portion 43
Are formed on the same virtual plane. Surrounding wall part 43
At a position near the bottom plate portion 42 of the one end portion 43a in the circumferential direction,
A protrusion 46 protruding outward from the virtual plane is formed,
At a position near the bottom plate portion 42 of the other end portion 43b in the circumferential direction of the peripheral wall portion 43, a concave portion 47 that is recessed inward from the virtual plane is formed. Further, one end 43a in the circumferential direction of the peripheral wall portion 43
Is formed with an engagement hole 28 through which the anchor body 26 is inserted.

The other end wall portion 41 has a semicircular bottom plate portion 48 and a peripheral wall portion 49 that rises from the arc-shaped peripheral edge of the bottom plate portion 48, and forms a semicircular end surface of the bottom plate portion 48. 50 and end surfaces 51 at both ends in the circumferential direction of the peripheral wall portion 49 are formed on the same virtual plane. At a position near the bottom plate portion 48 of the circumferential end portion 49a of the peripheral wall portion 49, a projection 52 projecting outward from the imaginary plane and fitting into the recess 47 is formed. The other end 49
At a position near the bottom plate portion 48 in FIG. 2B, a recess 53 is formed which is recessed inward from the virtual plane and into which the projection 46 is fitted. The tips of the projections 46 and 52 have a tapered guide surface.

The bottom plate portions 42, 48 of the end walls 40, 41
In the center of the semicircular chord, semicircular recesses 54 and 55 are respectively formed. In each of the recesses 54 and 55, shielding pieces 56 and 57 which are formed thinner than the thickness of the bottom plate portions 42 and 48 and have radial cutouts are formed. In a state where the branch line W is fitted into each of the recesses 54 and 55 where the shielding pieces 56 and 57 are formed, the end walls 40 and 41 are mutually connected to each other having the end faces 44 and 45; Matched.
Therefore, the end wall 23 is provided with the respective recesses 5 at the center of the semicircular chords of the bottom plate portions 42 and 48 located at the insertion positions of the branch lines W from the outer peripheral portion.
A separation S extends across the hole formed by the bottom plate portions 42,48, i.e., is formed by the end surfaces 44,50 of each bottom plate portion 42,48 and the end surfaces 45,51 of each peripheral wall portion 43,49. Each of the end walls 22 and 23 is connected to each of the peripheral wall portions 4.
3 and 49 are mounted on the peripheral wall in a state where the outer peripheral surfaces thereof are in contact with the inner peripheral surface of the peripheral wall 21.

On the bottom plate portion 42 of the one end wall portion 40, a retaining piece 58 is formed adjacent to both sides of the concave portion 54 and extends in a direction crossing the separating portion S. A support surface 58a facing the recess 54 of the retaining piece 58 is formed substantially perpendicular to the end surface 44, and a guide surface 58 on the opposite side of the recess 54 of the retaining piece 58.
b is formed so as to be linearly inclined in a direction away from the end face 44 toward the recess 54 along the end face 44. Further, on the bottom plate portion 42, a locking fixture mounting seat 59, which is a mounting pedestal connected to the retaining piece 58 and having a plurality of ribs 60, is provided upright. The other end wall portion 4 of the locking device mounting seat 59
The surface facing 1 is provided perpendicular to the surface of the bottom plate portion 42. The end wall 22 has the same structure, but the engagement hole 2
8 is formed on the peripheral wall portion 49. The branch wire locking tool 30 is mounted on the locking tool mounting seat 59 of the end wall 23. End wall 2
2 and 23 are formed by, for example, injection molding.

FIG. 6 is a sectional view taken along the line VI-VI of FIG. The holder 25 has a pair of substantially L-shaped legs 62 having guide surfaces 61a and 61b for guiding the branch line W.
And an insertion portion 63 formed in a cylindrical shape divided in the circumferential direction and connected to the leg portion 62 and penetrating the branch line W, and a plurality of extension portions connected to the insertion portion 63 and extending radially outward at intervals in the circumferential direction. And the supporting portion 64. The leg portion 62 has guide surfaces 61a and 61b that are continuous with the inner peripheral surface of the insertion portion 63. The guide surfaces 61a and 61b of the leg portion 62 are formed with guide surfaces 65a and 65b that are continuous with the guide surfaces 61a and 61b and that expand toward the outside in the radial direction. The peripheral wall 21 is provided around the holder 25 so as to surround it.

The branch line W is connected to the guide surfaces 65a, 65 of the leg 62.
b and is guided by the guide surfaces 61 a and 61 b and guided to the insertion portion 63. Since the guide surfaces 65a and 65b are formed so as to expand outward in the radial direction,
Even if the branch line W comes into contact with the guide surfaces 65a, 65b from a position deviated from the virtual plane including the guide surfaces 61a, 61b, it is surely guided to the guide surfaces 61a, 61b, and thus the insertion portion 6 is reliably inserted.
3 can be led. Further, since the support portion 64 is formed, the rigidity of the prevention device 20 can be improved and the deformation of the prevention device 20 can be reduced.

FIG. 7 is an enlarged sectional view showing a state where the anchor body 26 is attached to the peripheral wall 21 and the end wall 23, and FIG. 8 is a sectional view showing the structure of the anchor body 26. The anchor body 26 is formed by the anchor body 70 and the operation piece 71. The anchor main body 70 has a bottomed tubular portion 72.
And a flange portion 74 connected to the free end portion 73 of the cylindrical portion 72 and extending outward in the radial direction. The peripheral wall of the cylindrical portion 72 is spaced apart in the circumferential direction and extends along the axis along the base end portion 7.
A notch 76 is formed which extends a predetermined length from 5 toward the free end 73. The cylindrical portion 72 has a small diameter portion 7.
7 and the small-diameter portion 77 and from the base end 75 to the free end 73
An enlarged diameter portion 78 formed by increasing the inner diameter toward
It is formed by a large-diameter portion 79 connected to the large-diameter portion 78. The opening 81 of the anchor main body 70 is formed with a recess 82 into which a flange portion of an operation piece 71 described later is fitted. Is established.

The operation piece 71 has a frusto-conical portion 90, a male thread portion 91 connected to the large diameter portion of the frusto-conical portion 90 and extending along the axis of the frusto-conical portion 90, and a male thread portion 9 connected to the male thread portion 91.
And a flange portion 92 having a diameter larger than one. When the operation piece 71 is attached to the anchor body 70 on the opening end side of the flange portion 74 of the anchor body 70, the flange portion 74 of the anchor body 70 and the operation piece 71
A flexible spacer 95 is interposed between the flange 95 and the flange portion 92. The spacer 95 is formed in a substantially cylindrical shape and has a cylindrical portion 96 formed by being divided in the circumferential direction. A grip portion 97 extending radially outward is formed on the outer surface of the peripheral wall of the cylindrical portion 96. Is done.

In FIG. 7, the anchor body 26 is
One of the engagement holes 27 formed at the lower end in the axial direction and both ends in the circumferential direction and the engagement hole 28 formed in the peripheral wall portion 43 of the one end wall portion 40 are commonly inserted and attached. The diameter of each of the engagement holes 27 and 28 is set to the large diameter portion 79 of the anchor body 70.
Formed approximately equal to the outer diameter of When the operation piece 71 is inserted into the anchor main body 70, the cylindrical portion 72 of the anchor main body 70
The diameter of the anchor body 26 is increased to abut against the inner peripheral surface of the peripheral wall portion 43, and the anchor body 26 is engaged with the engaging holes 20, 28. Prevention device 2
The other end wall 22 that is disposed above the state in which 0 is attached to the branch line W is configured similarly to the one end wall 23 described above.

FIG. 9 is an exploded sectional view of the anchor body 26. The operation piece 71 is mounted by being pushed into the anchor main body 70. Place the operation piece 71 on the anchor body 70 with the finger 1
01, the small diameter portion 77, the large diameter portion 78 and the small diameter portion 78 of the anchor main body 70 until the outer peripheral surface of the truncated cone portion 90 of the operation piece 71 comes into contact with the inner peripheral surface of the larger diameter portion 78 near the base end portion 75. The outer diameter of the large diameter portion 79 where the notch 76 is formed does not change. When the operation piece 71 is further pushed into the anchor main body 70, the outer peripheral surface of the truncated cone portion 90 of the operation piece 71 comes into contact with the inner peripheral surface of the enlarged diameter portion 78 near the base end 75, and the anchor main body 70
Small diameter portion 77, large diameter portion 78 and the large diameter portion 79
Start expanding. Further, the operation piece 71 is attached to the anchor body 7.
0, the small-diameter portion 77, the enlarged-diameter portion 78, and the large-diameter portion 79 of the anchor main body 70 further expand in diameter, reach the male thread 91 of the operation piece 71, and extend to the small-diameter portion 77 of the anchor main body 70. The outer diameter of the diameter portion 78 is maximized. FIG.
The imaginary line 100 of the anchor main body 70 shown in FIG.

When the anchor body 26 is temporarily fixed to the engagement holes 27 and 28, the spacer 95 is interposed between the flange portion 74 of the anchor body 70 and the flange portion 92 of the operation piece 71. The two end faces in the axial direction of 95 are brought into contact with the respective flange portions 74 and 92. Here, the axial length of the spacer 95 is the frustoconical portion 90 of the operation piece 71.
And the inner peripheral surface of the enlarged diameter portion 78 near the base end portion 75 of the anchor body 70 are selected so as not to be in contact with each other. When the anchor body 26 is inserted into the engagement holes 27 and 28, the gripping portion 97 of the spacer 95 is gripped and stretched radially outward, so that the circumferential wall of the cylindrical portion 96 has both ends in the circumferential direction. The spacer 9 expands in the direction in which the surfaces separate.
Remove 5. In this manner, the anchor body 26 is
4, the diameter of the anchor body 70 is not expanded by the spacer 95. In addition, anchor body 2
6 can be easily pulled out from the external thread portion 91 of the operation piece 71, and the operation piece 71 can be pushed into the anchor body 70 in this state. The workability of the mounting work can be improved.

The notch 7 is formed in the cylindrical portion 72 of the anchor body 70.
6 is formed, the rigidity of the tubular portion 72 of the anchor body 70 can be reduced, and the diameter of the tubular portion 72 can be easily increased.

To remove the anchor body 26 which has been engaged with the engagement holes 27 and 28 by expanding its diameter, the operator removes the operation piece 71 with a screwdriver and then pulls out the anchor body 70.

Here, as an example of the dimensions of the prevention device 20, the axial length L1 is about 1500 mm and the diameter D1 is about 150 mm. Radius R of recesses 54 and 55
1 is about 10 mm. The thickness t1 of the peripheral wall 21 is 3 mm
And the thickness t2 of the peripheral wall portions 43 and 49 is about 4 mm. The radius R2 of the inner peripheral surface of the peripheral wall portions 43 and 49 is 7
The radius R3 of the outer peripheral surface of the peripheral wall portions 43 and 49 is approximately 76 mm, and the height H of the peripheral wall portions 43 and 49 is approximately 30 mm. The outer diameter D2 of the small diameter portion 77 of the anchor body 70 is approximately 5 mm, and the inner diameter D3 of the small diameter portion 77 is approximately 3 mm. The outer diameter D4 of the large diameter portion 79 of the anchor body 70 is about 10 mm,
Has an inner diameter D5 of about 8 mm. The axial length L2 of the notch 76 is about 19 mm. The axial length L3 of the anchor body 70 is about 27 mm. The nominal diameter D6 of the external thread portion 91 of the operation piece 71 is about 8 mm.
The length L4 in the axial direction of one is about 26 mm. The axial length L5 of the spacer 95 is about 8 mm.

FIG. 10 is a perspective view showing the other end of the prevention device 20 in the axial direction opened, and FIG. 11 is a front view showing a simplified structure of the branch line locking member 30. The branch line locking device 30
It has a plate 31 and a pair of claw members 33 rotatably supported by the plate 31. The claw member 33 is supported by a shaft member 32 penetrating through the plate 31 at a symmetric position in the left-right direction. A part of the outer peripheral surface of the claw member 33 is a contact surface 35 for holding the branch line W. The diameter of the contact surface 35 changes around the shaft member 32. A pair of claw members 33
Are arranged symmetrically so that when they rotate in the direction of arrow F, they change from a smaller diameter to a larger diameter. That is, the claw members 33 are provided symmetrically on the plate 31 on both sides of the branch line W, having a rotation axis perpendicular to the longitudinal direction of the branch line W and capable of angular displacement. Each claw member 33 includes a claw body 33.
The elastic layer 33b is coated on the outer peripheral surface of the element a. The outer diameter of the contact surface 35 that abuts on the branch line W of the elastic layer 33b and sandwiches the branch line W is formed on an arc surface that becomes larger as it becomes lower than a straight line connecting the rotation axes. Is done.

Each pawl member 33 includes a sector gear 36 integrally formed on the side facing the plate 31. The sector gear 36 has an arc shape facing the same direction as the contact surface 35 of the claw member 33, and the axis of the pitch circle is the same as the axis of the shaft member 32. These paired sector gears 36 mesh with each other.

On the side of the claw member 33 facing the plate 31, there is a space formed in a part of the claw body 33a and the sector gear 36, and a spiral spring (not shown) is formed in this space.
Is stored. The spiral spring is resilient to the pair of claw members 33 such that the contact surfaces 35 are angularly displaced from a small diameter to a large diameter. The pair of spiral springs apply a spring force to each claw member 33 in the angular displacement direction in which the contact surface 35 approaches the branch line W.

The branch wire locking tool 30 is mounted by connecting the plate 31 to the locking tool mounting seat 59 of the one end wall 40 of the end wall 23 by, for example, bolts and nuts.

The prevention device 20 is transported while being temporarily fixed by the anchor body 26. The worker pulls out the anchor body 26 at the site of the transported prevention device 20, separates both ends 21 a and 21 b of the peripheral wall 21 in the circumferential direction, and inserts the branch line W into the gap. Branch line W inserted
Is guided in contact with the guide surface 58b of the retaining piece 58 by being moved inward in the radial direction of the end wall 23,
It fits into the recess 54. The operator moves the apparatus main body 24 upward along the axis of the branch line W while pressing the branch line W against each claw member 33 of the branch line locking device 30, and locks the branch line W by the branch line locking device 30. . The operator is required to connect the end walls 40, 4
The prevention device 20 is closed so that the bottom plate portions 42 and 48 of FIG.
The anchor body 26 is commonly inserted into the engagement holes 27 and 28 in a state in which they overlap. The operator operates the operation piece 7 of the anchor body 26.
1 is pushed into the anchor body 70, the diameter of the anchor body 70 is expanded, and the anchor body 26 is engaged with each of the engagement holes 27 and 28. At this time, the branch line W fitted in the recess 54 fits into the recess 55 of the other end wall portion 41,
Each of the shielding pieces 56 and 57 is in close contact with the outer surface of the branch line W. The same applies to the end wall 22. Thus, the prevention device 20
Is attached to the branch line W.

Each end wall 22, 23 is provided with a retaining piece 58 extending in the direction intersecting the separating portion S adjacent to the recess 54, 55 at the position where the branch line W is inserted. The supporting surface 58a of the retaining piece 58
, The branch line W is supported and is prevented from moving along the separating portion S, and the branch line W is not displaced from the recesses 54 and 55. For example, a gap is formed in the apparatus main body 24 to communicate the inside and the outside. This prevents problems such as vine plants from entering the apparatus main body 24 and the prevention device 20 being damaged and falling off. Since the branch line W is guided by the guide surface 58b, it can be easily guided to the recess 54.

The peripheral walls 21 are separated in the circumferential direction, and the separated circumferential end portions 21a, 21b are connected to each other by a connecting means having an anchor body 26 in a state of being overlapped, and are joined into a cylindrical shape. Since this anchor body is expanded and engaged with the engagement holes 27 formed at both ends 21a and 21b in the circumferential direction of the peripheral wall 21, the diameter of the anchor body is reduced and the locked state is released. Sometimes, the anchor body 26 is inserted into the engagement hole 27 with its diameter reduced, and the circumferential ends 21 a and 21 b of the peripheral wall 21 are fixed to the anchor body 26 and the engagement hole 27.
And temporarily fixed at both ends in the circumferential direction of the peripheral wall 21.
1b can be prevented from opening so as to separate, and the prevention device 20 can be easily transported. When the prevention device 20 is mounted on the branch line W, the diameter of the anchor body 26 is increased to engage with the engagement hole 27. Then, both ends 21 in the circumferential direction of the peripheral wall 21
a and 21b can be firmly connected without the anchor body 26 coming off. As described above, the anchor body 26 and the engagement hole 27 are formed at the circumferential end portions 21a, 21a of the peripheral wall 21.
Even if the connection is once released after temporarily fixing b and then connected again, both ends in the circumferential direction of the peripheral wall can be connected while maintaining a predetermined connection force.

Each of the end walls 22 and 23 is formed at each end 2 of the peripheral wall 21.
Since the peripheral wall 21 and the end walls 22 and 23 can be individually manufactured because they are detachably provided on 1c and 21d, respectively. Further, since the locking tool mounting seat 59 is formed on each of the end walls 22 and 23, it is not necessary to provide the mounting seat 59 for mounting the branch wire locking tool 30 on the peripheral wall 21, and the peripheral wall 21 is perpendicular to the axis. A simple shape whose cross-sectional shape does not change in the axial direction can be obtained. Thereby, the surrounding wall 2
1 can be manufactured by, for example, extrusion molding, and even a large part can be manufactured inexpensively and easily with a small mold. Further, the end walls 22 and 23 can be formed by, for example, injection molding, whereby the mold for forming the device main body 24 can be downsized, and the prevention device 20 can be manufactured at low cost and easily. be able to. Further, since the end walls 22 and 23 have the same shape,
It can be manufactured with one mold, and the manufacturing cost can be reduced.

Since the projections 46 and 52 and the recesses 47 and 53 are formed on the end walls 40 and 41, respectively, the end walls 40 and 41 can be accurately arranged at predetermined positions. Further, since the tip of each of the projections 46 and 52 has a guide surface that is tapered, each of the projections 46 and 52 is
Even when approaching the recess from a position slightly deviated from 53, it is guided by each guide surface, and each projection 46, 52 is securely connected to each recess 47,
53.

Each of the recesses 54, 55 has a shielding piece 56, 57
Is formed, and the shielding pieces 56 and 57 resiliently abut against and adhere to the outer surface of the branch line W, so that light does not enter into the prevention device 20 and vine plants enter the prevention device 20. Can be prevented.

The claw member 33 of the branch line locking device 30 is
Is arranged in parallel with the direction along the line and just above the insertion position of the branch line W. Therefore, even if a force acts on the branch line W in the direction along the separating portion S due to vibration or the like, the branch line W may move from the insertion position. Can be prevented.

The arrestor 20 is formed to the dimensions described above, which are selected based on the height at which the vine can stand on its own, to prevent the vine from wrapping around the arrestor 20 and rising. it can.

In the embodiment of the present invention shown in FIGS. 1 to 11, a retaining piece 58 is provided on each of the end walls 22 and 23, but as another embodiment of the present invention, At least one of the end walls 22 and 23 has a retaining piece 58
May be provided.

In the embodiment of the present invention shown in FIGS. 1 to 11, the end wall 23 is provided with a branch line locking device 30. Still another embodiment of the present invention is as follows. A branch line locking device 30 may be provided on the end walls 22 or the end walls 22 and 23.

In the embodiment of the present invention shown in FIGS. 1 to 11, the guide surface 58b of the retaining piece 58 is linearly moved in a direction away from the end surface 44 toward the recess 54 along the end surface 44. However, as still another embodiment of the present invention, it is formed so as to be inclined in an arc shape in a direction away from the end face 44 toward the recess 54 along the end face 44. May be.

In the embodiment of the present invention shown in FIGS. 1 to 11, the anchor bodies 26 are provided at the two ends 21 c and 21 d in the axial direction of the peripheral wall 21. May be provided at three or more locations between the two axial ends 21c and 21d of the peripheral wall 21 and the intermediate portion between the two axial ends 21c and 21d of the peripheral wall 21.

In the embodiment of the present invention shown in FIGS. 1 to 11, the peripheral wall 21 is formed integrally and continuously from one end 21a in the circumferential direction to the other end 21b in the circumferential direction. , May be divided into a plurality in the circumferential direction and connected by hinges. Each of the end walls 22 and 23 is composed of two end walls 40 and 41 which are formed separately. However, a single member is used instead of the end walls 40 and 41, and a notch extending from the outer peripheral portion to a position where the branch line W is inserted. Alternatively, a configuration may be employed in which the separation portion S is formed, or the end wall portions divided into three or more are abutted to each other, and the separation portion S is formed in the abutted portion.

[0052]

According to the first aspect of the present invention, the apparatus main body is mounted on the cable with the cable inserted through the peripheral wall and the end wall, and the vine is wound around the cable. Prevent going up. Each end wall has a separating portion separated from the outer peripheral portion over the wire insertion position, and the apparatus main body moves the cable to the insertion position via the separation portion, and the cable is inserted through the insertion position. Is attached to the cable. At least one of the end walls of the apparatus main body is provided with a retaining piece extending in a direction intersecting the separating portion adjacent to the insertion position of the cord. Accordingly, even if the cable vibrates, the cable is prevented from moving along the separating portion by contacting the retaining piece, and it is possible to prevent the cable from deviating from the insertion position. Therefore, the cords move from the insertion position, and a gap is formed in the main body of the apparatus, for example, to connect the inside and the outside, so that vine plants may enter the main body of the apparatus, or the apparatus may be damaged and fall off. Does not occur.

According to the second aspect of the present invention, the apparatus main body is mounted on the cable with the cable inserted through the peripheral wall and the end wall, and the vine plant is wound around the cable and rises. prevent. The peripheral wall is separated in the circumferential direction, the cord is moved into the peripheral wall from between the separated circumferential end portions to penetrate the peripheral wall, and in this state, the circumferential end portions of the peripheral wall are partially overlapped,
They are connected to each other by connecting means, and are joined in a tubular shape. The connecting means has an anchor body which expands and engages with engagement holes formed at both ends in the circumferential direction of the peripheral wall and reduces the diameter to release the locked state. The connecting means can connect both ends of the peripheral wall in the circumferential direction by inserting the anchor body into the engaging hole, expanding the diameter, and engaging the engaging hole. Further, in the state where the diameter of the anchor body of the connecting means is reduced, the anchor body is not damaged by receiving a force from the peripheral edge of the engaging hole of the peripheral wall when inserting into or detaching from the engaging hole. Therefore, when transporting the vine plant curling prevention device, the anchor body is inserted into the engagement hole with the diameter reduced, and both ends of the peripheral wall in the circumferential direction are temporarily fixed by the connecting means, and both ends of the peripheral wall in the circumferential direction are connected. To prevent the vine plant from rolling open, and to easily transport the vine plant roll-up prevention device.When attaching the vine plant roll-up prevention device to the cable, the anchor body must be expanded in diameter. To engage with the engagement hole, thereby firmly connecting the circumferential end portions of the peripheral wall. In this way, even if the connecting means temporarily stops the circumferential ends of the peripheral wall after temporarily stopping the circumferential ends, and once again connects, the connecting means can maintain the predetermined connecting force and connect the circumferential ends of the peripheral wall.

According to the third aspect of the present invention, the apparatus main body is mounted on the cable with the cable inserted through the peripheral wall and the end wall, and the vine plant is wound around the cable and rises. prevent. Each end wall is detachably provided at each end of the peripheral wall, and at least one end wall has a mounting base for a rope locking tool for clamping the rope and locking the apparatus body to the rope. It is formed. As described above, the peripheral wall and each end wall are separate bodies, and can be individually manufactured. In addition, since a mounting base for the rope locking tool is formed on at least one end wall, it is not necessary to provide the mounting base for mounting the cable locking tool on the peripheral wall, and the peripheral wall has a cross section perpendicular to the axis. It can be a simple shape whose shape does not change in the axial direction. Thus, the peripheral wall can be manufactured by, for example, extrusion molding, and even a large part can be manufactured inexpensively and easily with a small mold. Each end wall has a complicated shape having the mounting pedestal. Even if it is manufactured by, for example, injection molding, the mold can be small, and can be manufactured at low cost and easily. Therefore, it is possible to easily and inexpensively manufacture the winding prevention device for vine plants.

[Brief description of the drawings]

FIG. 1 is a longitudinal sectional view showing a simplified configuration of a vine plant curling prevention device 20 according to an embodiment of the present invention.

FIG. 2 is a cross-sectional view taken along the line II-II in FIG.

FIG. 3 is an exploded perspective view of the vine plant curling prevention device 20.

4 is an exploded perspective view of the end wall 23. FIG.

FIG. 5 is a cross-sectional view taken along the line VV of FIG. 1;

FIG. 6 is a sectional view taken along section line VI-VI in FIG. 1;

FIG. 7 is a cross-sectional view showing a state where the anchor body 26 is attached to the peripheral wall 21 and the end wall 23.

FIG. 8 is a cross-sectional view showing a configuration of the anchor body 26.

9 is an exploded cross-sectional view of the anchor body 26. FIG.

FIG. 10 is a perspective view showing the other end of the prevention device 20 in the axial direction opened.

11 is a simplified front view showing a configuration of a branch line locking device 30. FIG.

FIG. 12 is a simplified perspective view showing a configuration of a conventional vine control device 1.

[Explanation of symbols]

 Reference Signs List 20 vine plant curling prevention device 21 peripheral wall 22, 23 end wall 24 device main body 26 anchor body 27 engagement hole 30 branch line locking member 58 retaining piece 59 locking member mounting seat S separation part W branch line

Claims (3)

[Claims] 1. An apparatus body comprising: a cylindrical peripheral wall; and two end walls closing both axial ends of the peripheral wall, the apparatus main body being attached to the cable with the cable inserted through the peripheral wall and the end wall. Each end wall has a separation portion separated from the outer peripheral portion over the wire insertion position, and at least one of the end walls has a protrusion extending in a direction intersecting the separation portion adjacent to the wire insertion position. A device for preventing winding of a vine plant, wherein a stopper is provided. 2. A device main body having a cylindrical peripheral wall and two end walls closing both ends in the axial direction of the peripheral wall, the apparatus main body being attached to the cable with the cable inserted through the peripheral wall and the end wall. The peripheral wall is separated in the circumferential direction, and the separated circumferential ends are connected to each other by connecting means in a state where they are overlapped with each other and joined together in a cylindrical shape. The connecting means is connected to both circumferential ends of the circumferential wall. An apparatus for preventing winding of a vine plant, comprising an anchor body which is engaged with the formed engaging hole by expanding in diameter and reducing the diameter to release the locked state. 3. An apparatus main body having a cylindrical peripheral wall and two end walls closing both ends in the axial direction of the peripheral wall, the apparatus main body being attached to the cable with the cable inserted through the peripheral wall and the end wall. Each end wall is detachably provided at each end of the peripheral wall, and at least one end wall is provided with a mounting base for a cable locking device for holding the device body and locking the apparatus body to the cable. An anti-rolling device for vine plants, characterized in that vines are formed.