JPH10201893A - Rope-extending metal fixtures - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide a rope-extending metal fixtures being superior in practicality by which a rope is easily extended in an extension state and also the extended rope is not loosened. SOLUTION: A stopper body 3 is formed for an elevating/lowering body 2 which is slidable along a columnar body 1 so as to permit a tip end to vertically rotate, a fitting part 5 for fitting the rope 4 is formed for the stopper body 3 and a fixing part 6 for pressurizing and fixing the stopper body 3 to the columnar body 1 in a prescribed rotary position accompanied with the rotation of the stopper body 3 is formed for the stopper body 3.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a rope tensioning member which can easily tension a rope and can fix the tension to prevent the rope from loosening.

[0002]

2. Description of the Related Art For example, when a center net is set on a court for badminton, tennis, volleyball, or the like, two nets having guide ropes attached to the upper part thereof are erected on the left and right sides of the court. Hang the guide rope of the net from the top of the body to the outer side,
The guide rope is pulled in a tensioned state, and both ends of the guide rope are connected to the rope support, and the rope support is fixed to the column by rotating a fixture such as a bolt.

However, in such a conventional example, the rope support is attached to the column by the weight of the net due to looseness of the fixing device or insufficient fixing of the rope support to the column. In some cases, the rope gradually slackened and the rope was loosened, and the center net was necessarily bent.

[0004] The present invention solves the above problems,
It is an object of the present invention to provide a practically useful rope tensioning bracket which can easily tension a rope and does not loosen the tensioned rope.

[0005]

The gist of the present invention will be described with reference to the accompanying drawings.

[0006] A stopper body 3 is provided on an elevating body 2 slidable along the column body 1 so that the tip thereof rotates vertically, and a mounting portion 5 for attaching a rope 4 to the stopper body 3 is provided.
According to the rope tension fitting, a fixing portion 6 for pressing and fixing the stopper body 3 to the column body 1 at a predetermined rotation position with the rotation of the stopper body 3 is provided on the stopper body 3. is there.

Further, in the rope tensioning device according to the first aspect, the fixing mechanism a is fixed to the stopper body 3 such that the stronger the force of pulling back the stopper body 3 of the rope 4, the stronger the fixing portion 6 is pressed and fixed to the column body 1. The present invention relates to a rope tensioning fitting provided with a rope tensioner.

Further, in the rope tensioning device according to any one of claims 1 and 2, a tension adjusting mechanism (b) for adjusting the length of the mounting portion (5) is provided on the mounting portion (5). It relates to metal fittings.

Further, in the rope tensioning device according to any one of claims 1 to 3, the stopper body 3 and the mounting portion 5 are disposed in an intersecting state, and the mounting portion 5 is freely rotated with respect to the stopper body 3. The present invention relates to a rope tension fitting which is movably provided.

[0010]

BEST MODE FOR CARRYING OUT THE INVENTION Preferred embodiments of the present invention (how to implement the invention) will be briefly described with reference to the drawings, showing the operational effects thereof.

According to the first aspect of the present invention, since the stopper 3 is provided with the fixing portion 6 which presses and fixes the stopper 3 to the column 1 at a predetermined rotation position with the rotation of the stopper 3, for example, When the rope is tensioned, the rope 4 is attached to the attachment portion 5 of the stopper body 3, and then the lifting body 2
By sliding the stopper body 3 along the column 1 to rotate the stopper body 3, the fixing portion 6 is pressed against the column body 1 and the stopper body 3 is also fixed. Is also fixed, and the rope 4 is tensioned.
Will not sag.

The work of tensioning the rope 4 is as follows.
As described above, the lifting / lowering body 2 can be easily moved by sliding along the column 1, and the operation of releasing the tension of the rope 4 is also performed by rotating the stopper body 3 to the original state. Can be easily performed.

According to the second aspect of the present invention, as the force of pulling back the stopper body 3 by the weight of the rope 4 including the net 19 hung on the rope 4 is stronger, the fixing portion 6 is pressed against the column 1 more strongly. Stopper body 3 to be fixed
When the rope 4 that has been tensioned loosens because the fixing mechanism a is provided, the stopper body 3 is more firmly fixed to the column 1 by the action of providing the fixing mechanism a. The loosening is surely prevented. still,
The fixing mechanism a is provided by appropriate means such as forming the stopper body 3 into a cam shape.

According to the third aspect of the present invention, the mounting portion 5
Since the telescopic adjustment mechanism b for adjusting the length of the rope 4 is provided on the mounting part 5, the tension of the rope 4 mounted on the mounting part 5 can be appropriately adjusted by adjusting the length of the mounting part 5. Becomes

According to the fourth aspect of the present invention, since the stopper body 3 and the mounting portion 5 are arranged in an intersecting state, and the mounting portion 5 is provided so as to be freely rotatable with respect to the stopper body 3, The portion 5 and the stopper body 3 are disposed in an optimal position, and the stopper body 3 is prevented from rotating unexpectedly, and the rope 4 can be more reliably prevented from loosening.

[0016]

DESCRIPTION OF THE PREFERRED EMBODIMENTS Specific embodiments of the present invention will be described with reference to the drawings.

In the embodiment shown in the drawings, a stopper 3 is provided on an elevating body 2 slidable along a column 1 so that the tip thereof can rotate up and down, and a rope 4 is attached to the stopper 3. A fixing portion 6 provided on the stopper body 3 for fixing the stopper body 3 to the column 1 at a predetermined rotation position with the rotation of the stopper body 3. is there.

The stopper body 3 is provided with a fixing mechanism a so that the stronger the rope 4 attached to the attachment part 5 pulls back the stopper body 3, the stronger the fixing part 6 is pressed and fixed to the column 1. Is formed. More specifically, the fixing portion 6 is provided in a cam shape to form a press contact surface 6 ′ to the column 1, and the stopper body 3 rotates on the surface of the column 1 unless it goes over the steps at both ends of the press surface. Designed not to be possible. Then, when the stopper body 3 gets over the step portion, the stopper body 3 temporarily presses strongly against the surface of the column body 1. Therefore, when the stopper body 3 inevitably tries to rotate, the fixing portion 6 is strongly attached to the column body 1. The fixing mechanism a is pressed and fixed.
In order to prevent the stopper 3 from rotating particularly in the slack direction of the rope 4, it is preferable to make the shape hard to get over the step on the press contact surface 6 'in the drawing.

The mounting portion 5 is provided with a telescopic adjustment mechanism b for adjusting the length of the mounting portion 5. The structure of the mounting portion 5 and the expansion / contraction adjustment mechanism b will be described in detail below.

The mounting portion 5 includes a first mounting portion 8 having a hook portion to which the rope 4 is attached, and a second mounting portion 9 disposed in an intersecting state with the stopper body 3. An upper portion of the second mounting portion 9 is provided with a male screw portion 12, and a lower portion of the first mounting portion 8 is provided with a hollow portion 10 into which the male screw portion 12 is inserted and screwed, and a female screw portion 11. Have been. Therefore, the length of the mounting portion 5 can be appropriately adjusted by rotating the second mounting portion 9 and changing the insertion amount of the male screw portion 12 into the hollow portion 10. The female screw portion 11 only needs to be provided in the opening of the hollow portion 10 in such a length that the male screw portion 12 can be screwed and fixed.

The crossing state between the stopper body 3 and the second mounting portion 9 will be described in detail.

The second mounting portion 9 is provided with a ring-shaped convex portion 13 and a handle portion 14. The upper end of the handle portion 14 is formed on a tapered inclined edge 15.

The tip of the stopper 3 is sandwiched between the projection 13 and the inclined edge 15. In the drawings, the stopper body 3 is provided with a through hole 3 ′ having a diameter larger than that of the second mounting portion 9, and the lower portion of the second mounting portion 9 is inserted into the through hole 3 ′. Then, a concave portion 16 is formed below the through hole 3 '. Therefore, the second mounting portion 9 (the mounting portion 5) is freely rotatable with respect to the stopper body 3, and the inclined edge 15 is provided regardless of the arrangement state of the mounting portion 5 and the stopper body 3. The contact area between the groove and the recess 16 is widened, and both are stably disposed.

In the drawing, reference numeral 17 denotes a sliding portion of the elevating body 2.

Hereinafter, the work of stretching the center net of badminton will be described in detail as an example of use of the rope tension fitting A of the present embodiment.

At a predetermined position of the court 20, two pillars 1 1 '
Is established. One pillar 1 is provided with a rope guide portion 18 and a slidable rope tension fitting A. A rope hook 21 is provided on the other column 1 '.

After hooking one end of the rope 4 on the rope hook 21, the rope 4 on which the net 19 is suspended is stretched over the column 1. At this time, the rope 4 is hooked on the hook of the attachment portion 5 of the rope tensioning fitting A via the rope guide 18 (see FIG. 1).

Subsequently, the entire rope tension fitting A is slid downward along the column 1. At this time, rope tension fitting A
The rope 4 and the attachment portion 5 are arranged in a straight line with the downward movement of the rope.
The contact area between the recess 15 and the recess 16 is widened, and the rope 4, the mounting portion 5, and the stopper body 3 are arranged in a stable state.

When the rope tension fitting A is slid downward until the rope 4 is tensioned, only the elevating body 2 is slid downward along the column 1.

Accordingly, the stopper body 3 rotates with the sliding movement of the elevating body 2, and the fixed portion 6 gets over the lower step portion,
The press contact surface 6 'and the side surface of the column 1 come into contact with each other in a pressed state.

When the tension of the rope 4 is insufficient, the length of the mounting portion 5 (the distance between the stopper body 3 and the rope 4) is reduced by using the expansion / contraction adjustment mechanism b, so that the rope 4 is properly tensioned. I do. Specifically, the handle portion 14 is rotated to increase the amount of insertion of the second mounting portion 9 into the hollow portion 10 of the first mounting portion 8 and to reduce the length of the mounting portion 5 (see FIG. 2). .).

When the rope 4 is loosened (the net 19
(For example, when cleaning up), the lifting body 2 is pushed up to rotate the stopper body 3 to release the pressing state between the press-contact surface 6 ′ and the side surface of the column 1, and the rope tension fitting A is slid upward. Move.

Since the present embodiment is constructed as described above, the rope 4 can be easily tensioned simply by sliding the lifting / lowering body 2 along the column 1 and rotating the stopper body 3. In addition, the fixing part 6 is pressed against the column 1 to fix the stopper body 3, and the elevating body 2 and the mounting part 5 are also fixed inevitably, so that the rope 4 tensioned may be loosened. In addition, the operation of releasing the tension state of the rope 4 can be easily performed by rotating the stopper body 3 to the original state, so that the rope tension metal fitting with excellent operability and practicality can be obtained. As the force of pulling back the stopper body 3 by its own weight of the rope 4 including 19, the fixing portion 6
The stopper body 3 is provided with the fixing mechanism a so that the stopper body 3 is strongly pressed and fixed. Therefore, when the rope 4 stretched in a tension state tries to loosen, the stopper body 3 is more firmly fixed to the column body 1. The rope 4 is surely prevented from loosening.

Further, even if the stopper body 3 is about to rotate due to the weight of the elevating body 2, the stopper body 3 is more firmly fixed to the column 1 and the rope 4 is securely prevented from being loosened. It will be.

Further, since the telescopic adjustment mechanism b for adjusting the length of the mounting part 5 is provided in the mounting part 5, the tension of the rope 4 mounted on the mounting part 5 is adjusted by adjusting the length of the mounting part 5. Can be appropriately adjusted.

Further, since the stopper body 3 and the mounting part 5 are disposed in an intersecting state, and the mounting part 5 is freely rotatable with respect to the stopper body 3, the rope 4, the mounting part 5, the stopper body 3 Are located in the optimal position, and the inclined edge
The contact area between the recess 15 and the concave portion 16 can be arranged in a wide and stable state, and the rope 4 can be more reliably prevented from being loosened.

[0037]

Since the present invention is constructed as described above, in the first aspect of the present invention, the rope can be easily connected only by sliding the lifting / lowering body along the column and rotating the stopper. It can be tensioned, and the fixing part is pressed against the pillar, the stopper body is fixed, and the elevating body and the mounting part are also fixed inevitably, so that the rope tensioned can be loosened. In addition, the operation of releasing the tensioned state of the rope can be easily performed by rotating the stopper body to the original state, so that the rope tensioning bracket is excellent in operability and practicality.

According to the second aspect of the present invention, the stopper is so fixed that the fixing portion is pressed and fixed to the pillar as the force of pulling back the stopper body by the weight of the rope including the net suspended from the rope becomes stronger. The stopper body is fixed more firmly to the pillar by the action of the fixing mechanism, and the rope is securely prevented from loosening when the rope tensioned is loosened because the fixing mechanism is provided on the body. It becomes a rope tension metal fitting that is even more practical.

According to the third aspect of the present invention, since the telescopic adjustment mechanism for adjusting the length of the mounting portion is provided on the mounting portion, the tension of the rope mounted on the mounting portion is adjusted by adjusting the length of the mounting portion. The rope tension metal fittings are much more practical and can be adjusted as needed.

According to the fourth aspect of the present invention, since the stopper body and the mounting portion are arranged in an intersecting state and the mounting portion is freely rotatable with respect to the stopper body, the rope, the mounting portion, the stopper body and Are arranged in an optimum position, and the stopper body is prevented from rotating unexpectedly, and a rope tension fitting excellent in practicability, which can more reliably prevent the rope from loosening.

[Brief description of the drawings]

FIG. 1 is an explanatory partial cross-sectional side view of the present embodiment.

FIG. 2 is an explanatory partial cross-sectional side view of the present embodiment.

FIG. 3 is a perspective view showing a use state of the present embodiment.

[Explanation of symbols]

 DESCRIPTION OF SYMBOLS 1 Column 2 Elevating body 3 Stopper body 4 Rope 5 Attachment part 6 Fixing part a Fixing mechanism b Extension mechanism

Claims (4)

[Claims] 1. A stopper body is provided on an elevating body slidable along a column so that a tip thereof can be turned up and down, and a mounting portion for attaching a rope to the stopper body is provided. A fixing portion for press-fixing the stopper body to the column body at a predetermined rotation position by means of the stopper body. 2. The rope tensioning device according to claim 1, wherein a fixing mechanism is provided on the stopper body such that the stronger the force of pulling back the stopper body of the rope, the stronger the fixing portion is pressed against the column. And rope tension fittings. 3. The rope tensioning device according to claim 1, wherein an extension mechanism for adjusting the length of the mounting portion is provided on the mounting portion. 4. The rope tensioning device according to claim 1, wherein the stopper body and the mounting portion are arranged in an intersecting state, and the mounting portion is provided to be freely rotatable with respect to the stopper body. Rope tension metal fittings.