JPH0734727Y2 - Inner tightening rope connecting member for tire slipper - Google Patents

Description

[Detailed description of the device]

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a connecting member provided at both ends of an inner tightening rope of a tire slip stopper.

[0002]

2. Description of the Related Art Heretofore, a connecting member of this kind has a plastic insertion member in which an elastic insertion piece having a hooking portion projecting from the distal end is extended to one end, and guide pieces are arranged in parallel on both sides of the insertion piece. The insert body comprises a body and a plastic receiving body provided with a space into which the insert piece can be inserted and provided with a hooking port for hooking a hooking portion at the tip of the insert piece. While sliding the guide piece of to the inner bottom surface of the receiving body, insert the elastic insertion piece against the elastic force,
The hooking part at the tip of the insertion piece was fitted into the hooking port and connected.

[0003]

However, as described above, since the conventional connecting member is made of plastic, it may be damaged by an obstacle such as a stone during traveling,
As a result, the tightening force of the tightening rope disappears, causing a problem such as slippage of the slip stopper.

Further, since this type of connecting member is attached to the inner tightening rope of the anti-slip device, the connecting member and the receiving member are connected to each other by groping at the time of use. Since the conventional connecting member has a structure in which a hooking portion, a guide piece, and the like are projectingly provided on the insert body side, there is a risk that the guide piece will hit the insertion edge of the receiving body when inserting the inserting piece, and it will take time for the insertion work. However, there was still room for improvement in terms of usability.

The present invention has been made in view of the above problems of the prior art. The object of the present invention is to form the connecting members provided at both ends of the inner tightening rope with a metal material, In addition to being robust and improving safety, it is also possible to improve the usability by smoothly connecting the insert body and the receiving body constituting the connecting member.

[0006]

Means for Solving the Problems The technical means of the present invention to achieve the above object is to provide a connecting member provided at both ends of an inner tightening rope attached to an inner side edge of a non-slip body. Each of the connecting members is formed of a metal receiving member and an inserting member, and the receiving member is provided at the tip of the rope fixing piece and is open at the front and back and has a hook mounting portion protruding from one side. Shaped insertion part and an elastic piece that is installed inside the insertion part with the pressing operation surface at the rear end protruding from one opening side of the insertion part and that has engaging claws protruding from the surface. , The elastic piece stops the tip end against the other opening side tip of the insertion portion, and the spring piece, which is made to project downward in a slanting manner from the middle of the back surface, resists the elastic force of the spring piece. The elastic piece as a whole is pushed toward the upper surface of the insertion part by stopping it against the lower surface side of the insertion part Provided always biased state, fitted body, a rope fixing piece projecting from the hook mounting portion on one side,
The fixing piece comprises an insertion piece which is raised upward from the tip of the fixing piece and integrally extends in the horizontal direction. The insertion piece has a surface having an engagement hole that matches the engagement claw of the elastic piece surface. And is inserted into the insertion portion against the elastic force of the elastic piece, and the engaging hole is elastically engaged with the engaging claw of the elastic piece.

[0007]

By the above technical means, the insert body and the receiving body forming the connecting member are made of a metal material so that they are strong and do not break even when hitting an obstacle. In addition, since the insertion piece of the insertion body is simply plate-shaped, it can be inserted smoothly into the insertion part of the receiving body while resisting the elastic force of the elastic piece without being caught by the insertion opening edge, and the engagement of the insertion piece The engaging claw of the elastic piece is fitted in the hole and elastically engaged.

[0008]

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS An embodiment of the present invention will be described below with reference to the drawings.

The inner fastening rope connecting member a of the present invention comprises an insert body 1 and a receiving body 4, and as shown in the drawing, an inner side edge d '...
Is fixed to both ends of the desired inner tightening rope b attached to the inner side edges d'and d'by the caulking hooks c and c like the rope b (see FIG. 1).

The insert body 1 and the receiving body 4 are formed by punching and molding a metal plate having a desired width and a desired thickness as shown in FIGS. 2 and 3, respectively. And FIG.
As shown in (a), it is made of a single metal plate that is punched and molded. It rises upward from the tip of the rope fixing piece 2 provided at one end and the inserting piece 3 is integrally extended in the horizontal direction. It is a Z-shaped bent plate and has a hook mounting portion 2a provided on one side surface of the fixing piece 2 and an engaging hole 3a formed at the front end of the insertion piece 3.

On the other hand, the receiving body 4 is made by punching and molding a single metal plate as shown in FIG. 2 and FIG. In addition, the front and rear are opened, and the box-shaped insertion portion 6 integrally assembled and formed by providing the hook attachment portion 5a on one side surface and the pressing operation surface 7c at the rear end are provided on one opening side of the insertion portion 6. The elastic piece 7 is provided inside the insertion portion 6 in a state of protruding from the elastic piece 7 and has an engaging claw 7d protruding from the surface. The elastic piece 7 is, as shown in FIGS. 2 and 3 (c),
The tip portion 7a is urged against the stopper 8 at the tip of the other opening side of the insertion portion 6 (the side that serves as the insertion port of the insertion piece 3), and the spring pieces 7b and 7b are projected downward from the middle portion of the back surface. Is made to strike against the stoppers 9, 9 on the lower surface side of the insertion portion 6 against the elastic force of the spring pieces 7b, 7b, so that the entire elastic piece 7 is always urged toward the upper surface of the insertion portion 6. The engaging claws 7d provided on the surface of the elastic piece 7 are pressed against the inner upper surface of the insertion portion 6. Further, the engagement claw 7d is not limited in any way, but it is easier to engage when a taper is provided in an upward slanted shape toward the rear side (direction of the operation piece 7c) as in the illustrated example (FIGS. 2 and 3). (See (b) (c)).

Therefore, the insert body 1 and the receiving body 4 are attached and fixed to both ends of the inner tightening rope b via the rope fixing pieces 2 and 5, respectively, and the hook attaching portions 2a and 2a, respectively.
One end c ', c' of the caulking hooks c, c is caulked and fixed to 5a, and the other end c ", c" is caulked and fixed together with the rope b to the inner side edge d '... It is attached to the edge d '.

The operation method of the connecting member a described in detail above will be described. After connecting the anti-slip body d to the tire e by winding, the connecting member of the present invention provided at both ends of the inner tightening rope b. The insertion piece 3 of the insertion body 1 which is a is inserted into the insertion portion 6 of the receiving body 4 against the elastic force of the elastic piece 7, and is engaged with the engagement hole 3a on the front surface of the insertion piece 3. Synthetic claw 7d
And the two are connected by elastically engaging them.

Therefore, since the insertion piece 3 of the above-mentioned insertion body is simply a single plate and has no portion protruding vertically and horizontally, it can be smoothly carried out without being caught by the insertion edge 4a. still,
In this embodiment, as shown in the drawing, the insertion edge 4a is formed with a smooth R, so that a smoother insertion can be expected.

When releasing the connection, if the pressing operation surface 7c on the receiving body 4 side is pushed down, the engaging claw 7d is disengaged from the engaging hole 3a, and if the insertion piece 3 of the insertion body 1 is pulled out, the connection is released. To be done.

In this embodiment, the metal plate is stamped into a desired shape and then bent and molded at a predetermined position. The insert body 1 and the receiving body 4 are described in detail, but only one embodiment is shown. However, for example, the insert body 1 and the receiving body 4 may be molded by die molding, or the like. Any shape may be used, and any shape may be used as long as the shape can be formed of metal. Not a thing.

[0017]

[Effects of the Invention] Since the present invention is made of a metal material, the insert body and the receiving body forming the connecting member of the inner tightening rope as described above are made strong, so that obstacles such as stones, etc., while traveling can be obtained. Even if it hits it, it will not crack or break, and as a result it is possible to prevent accidental loss of the tightening force inside the tire anti-slip device and prevent the tire anti-slip device from slipping, which is highly safe and reliable. Become.

Further, in the insertion part of the receiving body, the insertion claw of the insertion piece is inserted into the engagement hole of the insertion piece, and the engaging claw of the elastic piece is elastically engaged by the elastic force of the elastic piece toward the upper surface of the insertion part. Since the insertion piece of the insertion body is simply a single plate and there is no part protruding vertically and horizontally, it can be done smoothly without being caught by the insertion edge.

[Brief description of drawings]

FIG. 1 is a plan view showing an embodiment of the present invention, showing a connected state of an insert body and a receiving body.

FIG. 2 is an enlarged view of a cross-sectional view taken along line xx of FIG.

FIG. 3 is a development view of an insertion body and a receiving body showing an embodiment of the present invention.

[Explanation of symbols]

 a: connecting member 1: insertion body 2: rope fixing piece 2a: hook mounting portion 3: insertion piece 3a: engaging hole 4: receiving body 5: rope fixing piece 5a: hook mounting portion 7: elastic piece 7b: spring Piece 7c: Pressing operation surface 7d: Engaging claw b: Inner tightening rope d: Anti-slip body d ': Inner side edge

Claims (1)

[Scope of utility model registration request] 1. A coupling member having both ends of the rope with the inner fastening to attached to the inner side edge of the sliding stop body, composed of the inserted element and受嵌body formed the connecting member respectively from a metal, receiving
Fitting body is provided at the tip of the rope fixing piece, open front and back
Box-shaped with a hook mounting part protruding from one side
Of the insertion part and the pressing operation surface at the rear end of the insertion part
It is installed inside the insertion part with it protruding from the opening side of
And an elastic piece having an engaging claw protruding from the surface thereof.
The elastic piece has its tip on the other opening side tip of the insertion part.
Along with stopping, it projects downward from the middle part on the back side
Insert the spring piece against the elastic force of the spring piece.
The elastic piece as a whole is pushed toward the upper surface of the insertion part by stopping it against the lower surface
It is prepared to always be urged, and the insert is hooked on one side.
From the rope fixing piece with the attachment part protruding from the tip of the fixing piece
Stand up and extend horizontally in one piece
And the elastic piece surface.
Provided engaging hole which matches the engagement claws of the surface to the surface, is inserted against the elastic force of the elastic piece in the insertion <br/> portion, the engagement
A connecting member for an inner tightening rope of a tire slip stopper, characterized in that a dowel hole is elastically engaged with an engaging claw of an elastic piece .