JP2009018003A - String lock - Google Patents

Abstract

The present invention provides a string locking tool that is difficult to release the pinching of a string-like body and can firmly clamp the string-like body.
A string locking tool 1 for inserting and locking a belt-like string-like body 4, a male tool 2 having a locking projection 9 for locking a part of the string-like body 4, and a string-like shape The female tool 3 is formed in a substantially cylindrical shape through which the body 4 can be inserted and into which the male tool 2 is fitted. The male tool 2 is disposed on the opposing surfaces 3 a and 3 b of the female tool 3 facing the locking projection 9. A rib-like protrusion 14 extending in the insertion direction is provided, and the rib-like protrusion 14 is disposed on the side of the locking protrusion 9 in a state in which the male tool 2 is inserted, and the string-like body 4 is connected to the male protrusion 4. Press toward the tool 2.
[Selection] Figure 1

Description

  The present invention relates to a string locking tool that presses and clamps a band-shaped string-like body.

  The conventional locking clip (string locking tool) is provided on a folding lever connected to a base body provided with a triangular pyramid-shaped protruding piece (locking protrusion) via a hinge. After the strap (string-like body) is wound, the holding body is bent from the hinge toward the base body, and the engaging claw provided on the holding body is engaged with the notch step portion provided on the base body. Is clamped while being locked to the triangular pyramid-shaped protruding piece (see, for example, Patent Document 1).

JP 2004-42921 (page 4, FIG. 1)

  However, in the locking clip (string locking tool) described in Patent Literature 1, the strap is pressed and held by engaging the engaging claw of the holding body bent by the hinge with the notch step portion. Therefore, by pulling the strap or by holding the strap and swinging the locking clip, a force in the direction of disengaging the engaging claw may be generated, and the pressing pinching is easily released. There was a problem.

  The present invention has been made paying attention to such a problem, and provides a string locking tool that is difficult to release the pinching of the string-like body and can firmly hold the string-like body. Objective.

In order to solve the above-mentioned problem, a string locking tool according to claim 1 of the present invention is
A string locking tool for inserting and locking a band-shaped string-shaped body,
A male tool having a locking projection for locking a part of the string-like body;
A female tool formed in a substantially cylindrical shape through which the string-like body can be inserted and into which the male tool is inserted;
Consisting of
A rib-like protrusion extending in the insertion direction of the male tool is erected on an opposing surface of the female tool that faces the locking protrusion.
The rib-shaped protrusion is arranged on a side of the locking protrusion in a state in which the male tool is fitted, and presses the string-like body toward the male tool.
According to this feature, in a state where the string-like body is arranged on the locking protrusion, the male tool is fitted and inserted along the string-like body into the female tool, so that the rib-like protrusion is extended to the side of the locking protrusion. Since it can be arranged by sliding, and the string-like body is pressed toward the locking projection side by the rib-like projection, it can be securely locked to the locking projection regardless of the thickness of the string-like body. it can. Moreover, since the female tool is formed in a substantially cylindrical shape, even if the locked string-like body is pulled, the rib-shaped protrusion is not released and the locked state is not released.

The string locking tool according to claim 2 of the present invention is the string locking tool according to claim 1,
The female tool is characterized by having a pair of rib-shaped protrusions arranged at least on both sides of the one locking protrusion.
According to this feature, since both sides of the locking projection in the string-like body are pressed toward the opposing surface, the string-like body can be reliably locked to the locking projection.

The string locking tool according to claim 3 of the present invention is the string locking tool according to claim 1 or 2,
In the state in which the male tool is inserted, the string-like body is sandwiched between the rib-like protrusion and the locking protrusion.
According to this feature, not only the string-like body is locked to the locking protrusion, but also the string-like body is sandwiched between the locking protrusion and the rib-like protrusion, thereby effectively removing the string-like body. Can be locked to.

The string locking tool according to claim 4 of the present invention is the string locking tool according to any one of claims 1 to 3,
An end surface of the rib-like protrusion is formed in a tapered surface shape that gradually inclines in the facing surface direction from the front side to the rear side in the insertion direction.
According to this feature, when the male tool is inserted into the female tool, the pressing of the string-like body by the rib-like protrusion is gradually increased, so that the male tool can be inserted smoothly.

The string locking tool according to claim 5 of the present invention is the string locking tool according to any one of claims 1 to 4,
The opposing surface has a plurality of rib-shaped protrusions,
The tip portions of the plurality of rib-like projections are connected by a lateral rib that faces in a direction perpendicular to the insertion direction.
According to this feature, the waviness in the width direction of the string-like body that is inserted outward from between the rib-like protrusions is flattened by the horizontal rib, so that the appearance of the string-like body is improved.

The string locking tool according to claim 6 of the present invention is the string locking tool according to any one of claims 1 to 5,
The opposing surface has at least a pair of front and rear locking projections spaced apart in the insertion direction of the male tool,
Each of the pair of locking projections is formed in a substantially right triangle shape in a side view, and is arranged so that the inclined surfaces face each other.
According to this characteristic, the string-like body is pulled in any direction by providing two triangular locking projections in a right-side view in a direction in which the male tool is inserted with the inclined surfaces facing each other. Sometimes, the string-like body is reliably locked by any of the locking protrusions.

  BEST MODE FOR CARRYING OUT THE INVENTION The best mode for carrying out the string locking device according to the present invention will be described below based on examples.

  An embodiment of the present invention will be described with reference to the drawings. First, FIG. 1 is a perspective view showing an overall image of a string locking device in an embodiment of the present invention, and FIG. 2 (a) is a plan view of a male tool. 2 (b) is a front view of the male tool, FIG. 2 (c) is an AA sectional view of the male tool, and FIG. 3 (a) is a plan sectional view of the female tool. 3 (b) is a cross-sectional view taken along the line BB of the female tool, FIG. 3 (c) is a cross-sectional view taken along the line C-C of the female tool, and FIG. 4 (a) shows the strap as the female tool. FIG. 4B is a side sectional view showing a state where two loops are formed by the strap and the male tool, and FIG. 4C is a side sectional view showing the state of inserting the strap and the male tool. FIG. 5 is a side sectional view showing a state in which the strap is inserted into the female tool, FIG. 5 is a side sectional view showing a state in which the strap is held by the string locking tool, and FIG. 6 is a locking projection in FIG. And rib-shaped protrusions It is to D-D cross-sectional view. 2 (a), FIG. 2 (c), FIG. 3 (a), FIG. 3 (c), FIG. 4 (a), FIG. 4 (b), and FIG. The front side of the tool and the front side of the paper in FIGS. 2B, 3B, and 6 will be described as the front side of the string locking tool.

  The code | symbol 1 of FIG. 1 is the string latching tool 1 with which this invention was applied. The strap locking device 1 has a belt-like shape. By inserting and locking the strap 4 as a strap-like body having an end portion, the two loop portions 19a, 19b (see FIG. 4C) is formed. Specifically, the string locking tool 1 includes a male tool 2 and a female tool 3 that are detachably provided and are formed in a flat shape by a synthetic resin material. Further, the strap 4 can be clamped by inserting the strap 4 and the male tool 2 into the female tool 3 while the strap 4 is locked to the male tool 2. The strap 4 of this embodiment is made of a material such as cloth or leather.

  First, the male tool 2 will be described. As shown in FIGS. 2 (a), 2 (b), and 2 (c), the male tool 2 is formed in a substantially flat shape, and its left and right width is defined as a strap. 4 is formed so as to be substantially the same as the lateral width of 4. The male tool 2 is provided with side plates 5 and 5 on the left and right side portions thereof, and a sandwiching plate portion 6 is integrally provided between the side plates 5 and 5. Further, a locking plate portion 7 is integrally provided between the side plates 5 and 5 in the back surface direction of the sandwiching plate portion 6.

  The front ends of the side plates 5 and 5 have elasticity, and the locking claws 8 and 8 are male so that the male tool 2 can be locked in locking recesses 15 and 15 formed in the female tool 3 described later. It protrudes toward the left and right outwards of the tool 2. Notches 11 and 11 are formed in the left and right side portions of the front end portion of the sandwiching plate portion 6, and the side plates 5 and 5 are elastic when the male tool 2 is inserted into the female tool 3 as will be described later. By deforming, the locking claw 8 is easily locked in the locking recess 15.

  A plate portion upper surface 6a is provided as a first facing surface that constitutes a part of the outer wall surface of the male tool 2 and faces an inner wall upper surface 3a (opposing surface) of the female tool 3 described later. A locking protrusion 9 as a first locking portion for locking the end portion 4 b of the strap 4 is disposed on the plate portion upper surface 6 a.

  A part of the outer wall surface of the male tool 2 is formed, and a plate portion lower surface 6b is provided on the opposite side of the plate portion upper surface 6a in the clamping plate portion 6. As will be described later, the plate portion lower surface 6b is a second facing surface that faces the inner wall lower surface 3b (facing surface) of the female tool 3. Similarly to the plate portion upper surface 6a, a locking projection 9 as a second locking portion for locking the end portion 4b of the strap 4 is also disposed on the plate portion lower surface 6b.

  These locking projections 9 are formed in a substantially conical shape so as to form a right triangle when viewed from the side. Also, a plurality of locking projections 9 are provided in a pair of front and rear, and each locking projection 9 is arranged in a state of being separated by a predetermined distance.

  When the male tool 2 is fitted into the female tool 3, the locking projection 9 provided on the plate portion upper surface 6 a protrudes toward the inner wall upper surface 3 a of the female tool 3, and The locking projection 9 provided on the lower surface 6b projects toward the inner wall lower surface 3b of the female tool 3 (see FIG. 5).

  Specifically, the locking protrusion 9 provided on the plate portion upper surface 6a is a direction in which the male tool 2 is inserted into the female tool 3 from the back direction to the front direction of the string locking tool 1 (hereinafter referred to as an insertion direction). 4 are provided at predetermined intervals in the left-right direction which is the width direction of the strap 4 on the front side and the back side.

  Further, in the clamping plate portion 6, the locking projection 9 provided on the front side is arranged with the inclined surface 9a having a substantially right triangle shape in the side view in the back direction, and the locking projection provided on the back side. The protrusion 9 faces the locking protrusion 9 provided on the front side, and is disposed with the inclined surface 9a facing the front side. In this way, the front end of the locking projection 9 provided on the front side is inclined to the front side, and the front end of the locking projection 9 provided on the back side is inclined to the back side.

  The locking plate portion 7 is disposed above the back side between the side plates 5 and 5 (see FIG. 2C). A locking projection 7a as a first locking portion for locking the end 4a of the strap 4 is formed on the front end edge of the locking plate 7 so as to protrude in the front direction ( (See FIG. 2 (a)).

  The locking projection 7a of the locking plate 7 locks the end 4a of the strap, and the locking projection 9 on the upper surface 6a of the plate locks the end 4b of the strap. That is, the both ends 4a and 4b of the strap can be locked at separate positions by the locking projection 7a of the locking plate 7 and the locking projection 9 of the plate upper surface 6a.

  Further, the locking plate upper surface 7 b faces an inner wall upper surface 3 a (described later) of the female tool 3, and the strap 4 is sandwiched between the locking plate upper surface 7 b and the inner wall upper surface 3 a of the female tool 3. That is, the locking plate upper surface 7b is a first facing surface.

  Next, the female tool 3 will be described. As shown in FIGS. 3 (a) and 3 (b), the female tool 3 has a front opening 12 and a rear opening 13 so that the male tool 2 can be inserted. It is formed in a flat and substantially cylindrical shape. The inner space of the female tool 3 having a substantially cylindrical shape is formed so as to have substantially the same shape as the male tool 2 described above.

  The inner wall upper surface 3 a provided on the female tool 3 is a facing surface facing the locking projection 9 provided on the plate part upper surface 6 a of the male tool 2. Three rib-shaped protrusions 14 extending in the insertion direction (front-rear direction) are provided on the inner wall upper surface 3a. Further, the inner wall lower surface 3 b provided on the female tool 3 is a facing surface facing the locking projection 9 provided on the plate part lower surface 6 b of the male tool 2. Furthermore, three rib-shaped protrusions 14 extending in the insertion direction (front-rear direction) are provided on the inner wall lower surface 3b. These six rib-shaped protrusions 14 project toward the inner side of the female tool 3.

  The left and right side portions of the front opening 12 of the female tool 3 are formed with locking recesses 15 and 15 cut out from the front side toward the inside of the female tool 3. When the male tool 2 is fitted and inserted into the female tool 3, the locking claws 8 and 8 of the male tool 2 are locked into the locking recesses 15 and 15.

  The rib-like projections 14 provided on the inner wall upper surface 3a and the inner wall lower surface 3b are substantially semicircular when viewed from the front (see FIG. 3B), and the rib-like projections 14 are spaced apart by a predetermined distance in the left-right direction. And it is protruding. Further, a taper 14a is formed on the inner end face of each rib-like projection 14 so as to be inclined so that the upper and lower rib-like projections 14 are separated from the front side to the back side in a side view (FIG. 3 (c). )).

  Further, the rib-shaped protrusions 14 are arranged on the left and right sides of the locking protrusions 9 provided on the holding plate portion 6 in a state where the male tool 2 is fitted into the female tool 3. The rib-like protrusions 14 are arranged so as to press the strap 4 toward the sandwiching plate portion 6. The rib-like projections 14 may be arranged in pairs at least on both sides of one locking projection 9 on the inner wall upper surface 3a of the female tool 3 at least.

  Further, as shown in FIG. 3 (a), the rib-like protrusions 14 protruding from the inner wall upper surface 3a and the inner wall lower surface 3b are inserted in the insertion direction (front-rear direction) at the front end portion disposed in the front opening 12. The transverse ribs 17 are formed by being connected to each other in the left-right direction so as to be orthogonal to the side. A lateral rib 17 having the same configuration as that of the lateral rib 17 is also formed on the rib-like protrusion 14 provided on the inner wall upper surface 3a. These lateral ribs 17 serve as a blindfold for reducing the gap when the male tool 2 is inserted into the female tool 3 and making the space between the male tool 2 and the female tool 3 inconspicuous. .

  Further, as shown in FIG. 3 (c), the inner wall upper surface 3a and the inner wall lower surface 3b of the female tool 3 have a tapered surface 3c, which inclines from the inner wall surface side toward the inner side of the female tool 3, at the front part thereof. 3d is formed. The tapered surfaces 3c and 3d are formed in the left-right width direction on the inner wall upper surface 3a and the inner wall lower surface 3b, and when the male tool 2 is inserted into the female tool 3, the male tool 2 is inserted at a predetermined position. It is regulated to stop.

  Next, a method for forming the strap 4 in an annular shape by sandwiching the strap 4 between the male tool 2 and the female tool 3 will be described. First, as shown in FIG. 4A, after one end 4a of the strap 4 is locked to the locking projection 7a of the male tool 2 from above, the name plate 18 is moved in the rear direction of the male tool 2, for example. The strap 4 is inserted from above into the annular portion 18a formed in an annular shape. Then, the strap 4 inserted through the annular portion 18a is bent in the front direction, and the midway portion 4c which is a portion other than the end portions 4a and 4b of the strap 4 is formed on the locking projection 9 provided on the plate portion lower surface 6b. The other end 4 b of the strap 4 is inserted from the back opening 13 of the female tool 3 through the front opening 12 to the front side of the female tool 3 while being locked.

  At this time, the strap 4 is locked between the locking projection 9 and the locking projection 7a provided on the plate upper surface 6a, so that the strap 4 moves the name plate 18 in the back direction of the male tool 2. A loop portion 19a that is held in an annular shape is formed. Note that the size of the loop of the loop portion 19a can be adjusted by changing the position of the midway portion 4c of the strap 4 to be engaged with the engagement protrusion 9 provided on the plate portion lower surface 6b.

  Next, as shown in FIG. 4 (b), the strap 4 inserted to the front side of the female tool 3 is bent, and the end portion 4 b passes through the back opening 13 from the front opening 12 of the female tool 3 again. The back of the female tool 3 is inserted. At this time, the strap 4 overlaps in the front opening 12 and is sandwiched by the lateral ribs 17 from above and below.

  Further, the end 4b of the strap 4 inserted to the back side of the female tool 3 is locked to the locking protrusion 9 provided on the plate upper surface 6a of the male tool 2, so that both ends 4a, Both 4 b are locked to the male tool 2. Further, the strap 4 is locked by the locking projection 9 provided on the plate portion upper surface 6a and the locking projection 9 provided on the plate portion lower surface 6b, whereby the loop portion 19b is formed in the front direction of the female tool 3. It is formed.

  Then, as shown in FIG. 4 (c), the male tool 2 is inserted into the female tool 3 by sliding the female tool 3 along the strap 4 to the male tool 2 from the front side. At this time, both end portions 4 a and 4 b of the strap 4 are inserted between the inner wall upper surface 3 a of the female tool 3, the plate upper surface 6 a of the male tool 2, and the locking plate upper surface 7 b, 4 c is inserted between the inner wall lower surface 3 b of the female tool 3 and the plate portion lower surface 6 b of the male tool 2.

  As described above, the male tool 2 is inserted into the female tool 3 so that the locked strap 4 is covered with the substantially cylindrical female tool 3 regardless of the direction in which the force is applied to the strap 4. Therefore, the locking state by the locking protrusion 9 and the locking protrusion 7a of the plate upper surface 6a and the locking protrusion 9 of the plate lower surface 6b is maintained in the female tool 3.

  Further, when the male tool 2 is inserted into the female tool 3, the male tool 2 abuts against the tapered surfaces 3c and 3d provided on the inner wall upper surface 3a and the inner wall lower surface 3b of the female tool 3 and is not moved in the inserting direction. Further, the locking claws 8 and 8 (see FIG. 2) formed on the side plates 5 and 5 of the male tool 2 are locked to the locking recesses 15 and 15 formed on the left and right of the female tool 3, and the male tool 2. Is engaged with the female tool 3 so that it cannot escape.

  As shown in FIG. 5, the strap 4 locked to the locking protrusion 9 of the male tool 2 has a taper 14 a (see FIG. 5) formed on the rib-shaped protrusion 14 as the male tool 2 is inserted into the female tool 3. 3 (c)), the rib-shaped protrusion 14 is pressed inward. By this pressing, the strap 4 is deeply locked to the locking protrusion 9 of the holding plate portion 6 in a state in which the male tool 2 is inserted into the female tool 3. Further, the strap 4 is sandwiched between the locking projection 9 on the plate upper surface 6a and the rib-shaped projection 14 on the inner wall upper surface 3a, and between the locking projection 9 on the lower plate surface 6b and the rib-shaped projection 14 on the inner wall lower surface 3b. .

  As shown in FIG. 6, the strap 4 is arranged in a substantially wave shape in a front view meandering so as to undulate between the locking protrusions 9 by being pressed by the upper and lower rib-shaped protrusions 14. By doing in this way, the strap 4 can increase the surface area which contact | abuts to the latching protrusion 9 and the rib-shaped protrusion 14. FIG.

  By these contact, the strap 4 has a rib-like projection 14 provided between the locking projections 9 provided on the plate portion upper surface 6a, between the locking projections 9 provided on the plate portion lower surface 6b, and the inner wall upper surface 3a. In the meantime, a strong frictional force can be generated between the rib-like projections 14 provided on the inner wall lower surface 3b. By this frictional force acting, the locked state of the strap 4 can be firmly maintained.

  In this manner, the male tool 2 is fitted to the female tool 3 along the strap 4 in a state where the strap 4 is disposed on the locking protrusion 9 provided on the inner wall upper surface 3a and the locking protrusion 9 provided on the inner wall lower surface 3b. By inserting, the rib-like protrusion 14 provided on the inner wall upper surface 3a and the rib-like protrusion 14 provided on the inner wall lower surface 3a are provided on the locking protrusion 9 provided on the plate upper surface 6a and the plate lower surface 6b. It can be arranged by sliding up to the side of the latching protrusion 9.

  As a result, the strap 4 is provided on the locking projection 9 provided on the plate upper surface 6a and the plate lower surface 6b by the rib-like projection 14 provided on the inner wall upper surface 3a and the rib-shaped projection 14 provided on the inner wall lower surface 3a. The strap is pressed against the locking projection 9 provided on the plate upper surface 6 a and the locking projection 9 provided on the plate lower surface 6 b regardless of the thickness of the strap 4. 4 can be reliably locked. Further, since the female tool 3 is formed in a substantially cylindrical shape, even if the locked strap 4 is pulled, the rib-like protrusion 14 provided on the inner wall upper surface 3a and the rib-like protrusion 14 provided on the inner wall lower surface 3a. Will not be released and the locked state will not be released.

  Further, since the male tool 2 has a pair of rib-shaped protrusions 14 disposed at least on both the left and right sides with respect to one locking protrusion 9, the male tool 2 is provided on the plate portion upper surface 6 a of the strap 4. Since both sides of the locking projection 9 and the locking projection 9 provided on the plate portion lower surface 6b are pressed toward the plate portion upper surface 6a and the plate portion lower surface 6b, the strap 4 can be reliably locked to the locking projection.

  Further, since the strap 4 is sandwiched between the rib-like projection 14 and the locking projection 9 in the state where the male tool 2 is inserted, the strap 4 is fixed to the locking projection 9 provided on the plate portion upper surface 6a. In addition to being locked to the locking projection 9 provided on the plate portion lower surface 6b, the locking projection 9 provided on the plate portion upper surface 6a, the locking projection 9 provided on the plate portion lower surface 6b, and the inner wall upper surface 3a. Since the strap 4 is sandwiched between the rib-like protrusion 14 provided on the rib and the rib-like protrusion 14 provided on the inner wall lower surface 3a, the strap 4 can be effectively locked.

  The rib-like protrusions 14 provided on the inner wall upper surface 3a and the end faces of the rib-like protrusions 14 provided on the inner wall lower surface 3b are gradually moved from the front side to the rear side in the fitting direction (front-rear direction) and the inner wall upper surface 3a and inner wall. Since the taper 14a is inclined in the direction of the lower surface 3b, when the male tool 2 is inserted into the female tool 3, the rib-shaped protrusion 14 provided on the inner wall upper surface 3a and the rib shape provided on the inner wall lower surface 3a. Since the pressing of the strap 4 by the protrusion 14 is gradually increased, it can be smoothly inserted.

  Further, between the rib-like projections 14 provided on the inner wall upper surface 3a and the tip portions of the rib-like projections 14 provided on the inner wall lower surface 3a, horizontal ribs 17 that face in a direction orthogonal to the insertion direction (front-rear direction), 17, the swells in the width direction of the strap 4 inserted outward from the rib-like projections 14 provided on the inner wall upper surface 3 a and the rib-like projections 14 provided on the inner wall lower surface 3 a are lateral. Since the ribs 17 and 17 are tanned flat, the appearance of the strap 4 is improved.

  Further, the locking projections 9 provided on the pair of front and rear plate portion upper surfaces 6a and the locking projections 9 provided on the plate portion lower surface 6b are formed in a substantially right triangle shape in a side view, and are inclined with respect to each other. Since the surfaces 9a are arranged so as to face each other, they are provided on the locking projections 9 and the plate portion lower surface 6b provided on the plate portion upper surface 6a having a right triangle shape in a side view in the direction in which the male tool 2 is inserted. Since the locking projections 9 are provided with the inclined surfaces 9a facing each other, the strap 4 is reliably locked by any of the locking projections 9 when the strap 4 is pulled in any direction. .

  Although the embodiments of the present invention have been described with reference to the drawings, the specific configuration is not limited to these embodiments, and modifications and additions within the scope of the present invention are included in the present invention. It is.

  For example, in the above-described embodiment, four locking protrusions 9 are provided on the front and back sides of the plate portion upper surface 6a and the plate portion lower surface 6b, and three rib-like protrusions 14 are provided on the inner wall upper surface 3a and the inner wall lower surface 3b. As long as two rib-shaped protrusions are provided on both sides of the locking protrusion, any number of the locking protrusions 9 and the rib-shaped protrusions 14 may be provided.

  Moreover, in the said Example, the strap 4 was united by pressing and holding with the string latching tool 1, and the two loop parts 19a and 19b were formed in the front direction and the back direction of the string latching tool 1. Either one of the loop portions 19a and 19b may be performed, and either of the loop portions 19a and 19b may be formed first.

  Moreover, in the said Example, although the one edge part 4a of the strap 4 was latched by the latching protrusion 7a, the one edge part 4a of the strap 4 was made into the latching protrusion 9 provided in the board part upper surface 6a. You may make it latch, and you may arrange | position so that the other edge part 4b of the strap 4 may overlap.

  In the above-described embodiment, the rib-like protrusions 14 have a substantially semicircular shape in front sectional view. However, if the strap 4 can be sandwiched between the rib-like protrusions 14 and the locking protrusions 9, The shape may be a rectangular shape or a triangular shape in front sectional view.

  Moreover, in the said Example, the rib-shaped protrusion 14 provided in the inner wall upper surface 3a and the rib-shaped protrusion 14 provided in the inner wall lower surface 3b are the insertion direction (front-back) in the front-end | tip part arrange | positioned at the front opening 12. The lateral ribs 17 are formed by being connected to each other in the right and left direction perpendicular to the direction), but if the thickness of the strap 4 to be sandwiched is thin, the waviness in the width direction has little effect on the appearance of the strap 4. However, the lateral ribs 17 are not necessarily formed.

It is a perspective view which shows the whole image of the string latching tool in the Example of this invention. (A) is a top view of a male tool, (b) is a front view of a male tool, (c) is AA sectional drawing of a male tool. (A) is a cross-sectional plan view of the female tool, (b) is a BB cross-sectional view of the female tool, and (c) is a CC cross-sectional view of the female tool. (A) is a sectional side view showing a state in which the strap is inserted into the female tool, (b) is a sectional side view showing a state in which two loops are formed by the strap and the male tool, (c) It is a sectional side view which shows the state which inserted the strap and the male tool in the female tool. It is side sectional drawing which shows the state in which the strap was clamped by the string latching tool. It is DD sectional drawing which shows the latching protrusion part and rib-shaped protrusion part in FIG.

Explanation of symbols

DESCRIPTION OF SYMBOLS 1 String locking tool 2 Male tool 3 Female tool 3a Inner wall upper surface (opposite surface)
3b Inner wall lower surface (opposite surface)
4 Strap (string)
4a, 4b End portion 4c Midway portion 6 Clamping plate portion 6a Plate portion upper surface 6b Plate portion lower surface 7 Locking plate portion 7a Locking projection portion 7b Locking plate upper surface 9 Locking protrusion 9a Inclined surface 14 Rib-shaped protrusion 14a Taper 19a, 19b Loop part

Claims (6)

A string locking tool for inserting and locking a band-shaped string-like body,
A male tool having a locking projection for locking a part of the string-like body;
A female tool formed in a substantially cylindrical shape through which the string-like body can be inserted and into which the male tool is inserted;
Consisting of
A rib-like protrusion extending in the insertion direction of the male tool is erected on an opposing surface of the female tool that faces the locking protrusion.
The rib-shaped protrusion is arranged on a side of the locking protrusion in a state in which the male tool is fitted, and presses the string-like body toward the male tool.   The string locking tool according to claim 1, wherein the female tool has a pair of rib-shaped protrusions arranged at least on both sides of the one locking protrusion.   The string locking tool according to claim 1 or 2, wherein the string-like body is sandwiched between the rib-like protrusion and the locking protrusion in a state where the male tool is inserted.   4. The end face of the rib-like protrusion is formed in a tapered surface shape that gradually inclines in the facing surface direction from the front side to the rear side in the insertion direction. 5. The string locker described. The opposing surface has a plurality of rib-shaped protrusions,
The string locking according to any one of claims 1 to 4, wherein tip portions of the plurality of rib-like protrusions are connected by a lateral rib that faces in a direction orthogonal to the insertion direction. Ingredients. The opposing surface has at least a pair of front and rear locking projections spaced apart in the insertion direction of the male tool,
The pair of locking projections are formed in a substantially right triangle shape in a side view, and are arranged so that the inclined surfaces face each other. String locker.

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