JP3038249U - Connecting device for neck strap - Google Patents

Abstract

(57) [Abstract] [Problem] In a necklace in which a toy for a baby or the like is connected in a loop by passing through a cord, the necklace can release the connected state of the cord when a certain tension is applied. Provided is a cord connecting device. SOLUTION: This is a connecting tool for connecting a string for hanging on a neck in a ring shape, and a first string fixing part 2 to which one end of the string is fixed.
And a male tool 1 having a fitting protrusion 3 protruding from the first string fixing part 2 toward the connecting direction, a second string fixing part 21 to which another end of the string is fixed, A fitting recess 31 provided on the second string fixing portion 21 and removably connected to the fitting protrusion 3.
And a female tool 11 having

Description

[Detailed description of the invention]

[0001]

[Technical field to which the invention belongs]

 TECHNICAL FIELD The present invention relates to a cord connector, more specifically, to a neck cord connector for annularly connecting a toy for children, a container for small items, etc. through a cord and hanging it around the neck.

[0002]

[Prior art]

 In a kindergarten, a child may pass a soap bubble toy through a string, tie the string in a ring, and play or exercise with the string hanging around the neck.

In addition, when leaving valuables such as money or keys on the beach while swimming at the beach, there is a risk of theft or loss, so put the valuables in a waterproof accessory container. , It may be worn by passing a string through it and tying it in a loop and hanging it around the neck. In addition, a beach or pool guard may put a string around the warning caller, tie the string in a ring, and hang it around the neck and wear it.

[0004]

[Problems to be solved by the device]

 However, as described above, when the string to be hung on the neck is connected in a loop by means such as a solid knot, for example, the child mistakenly slides only the string on the slide table during play. If you slide the slope of the slide with it hooked on the upper part of the slide, or if the child playfully pulls the string hung around the neck during play, the string hung on the neck will If tightened, a serious accident may occur.

Similarly, when a string is entangled around the neck during swimming, or an observer who is monitoring a marine accident on the beach rescues a drowning person, the same as above. In addition, there is a possibility that the cord may be caught somewhere during the rescue or the like and the movement may be restricted, or the neck may be tightened by the cord.

The present invention has been made in view of the above problems, and an object of the present invention is to provide a connecting device for a cord body, a male member having one end of the cord body fixed, and a cord body. The female tool with the other end fixed is connected so that it can be fitted and removed freely by the fitting structure of the engaging projection on the male tool and the engaging recess on the female tool. With the configuration in which the male tool and the female tool are separated from each other, the necklace string in which an infant toy or the like is connected through a string to form a ring is connected when a certain amount of tension is applied. It is to provide a connector for a necklace that can release the state.

[0007]

[Means for Solving the Problems]

 In order to achieve the above-mentioned object, the neck hanging string connector according to claim 1 is a connector for connecting a neck hanging string in an annular shape, and a first string fixing to which one end of the string is fixed. A second cord fixing part to which the other end of the male tool and the cord having a fitting protrusion protruding from the first cord fixing part are fixed, and the second cord fixing part, It is characterized in that it is provided with a female tool having a fitting concave portion that is connected to the fitting protrusion in a freely attachable and detachable manner.

The neck strap connector according to claim 1, wherein one end of the cord is fixed to the first cord fixing portion of the male device, while the other end of the cord is connected to the first cord of the female device. Fix it to the two string fixing part. Then, the fitting projection of the male tool is fitted into the fitting recess of the female tool, the male tool and the female tool are fitted, and the cord body is connected in an annular shape. In this fitted state, that is, in the connected state of the cord body, the male tool and the female tool are not easily separated, but the fitting projection and the fitting recess are configured to be detachable. When a pulling force of a certain amount or more is applied to the string body fixed to the male tool and the female tool, the male tool and the female tool are released from the fitted state, and The connected state is released.

According to a second aspect of the present invention, there is provided a necklace cord connector according to the first aspect, wherein the necklace cord connector is connected to the male tool or the female tool from a distal end in a coupling direction. The feature is that a groove is formed so as to extend toward the end.

Therefore, according to the connecting device of the necklace according to the second aspect of the present invention, in the fitted state of the male device and the female device, that is, in the connected state of the string body, it is easy to use the fitting structure. However, since a line groove is formed from the distal end of the outer circumference of either the male tool or the female tool in the connecting direction toward the other end, a pulling force of a certain level or more can be applied to the male tool. When the male tool or the female tool having the groove formed therein is bent so as to be separated when the female tool is engaged, the male tool and the female tool are fitted together. The combined state is released, and the connected state of the cord body is released.

According to a third aspect of the present invention, there is provided a necklace cord connector according to the first aspect of the present invention, wherein the necklace cord connector is connected to the male tool and the female tool from a tip in a coupling direction to the other end. Toward this end, it was characterized by the provision of a groove.

Therefore, according to the connecting device for a necklace according to a third aspect of the present invention, in the fitted state of the male device and the female device, that is, in the connected state of the string body, it is easy to use the fitting structure. Although the male and female tools are not separated from each other, the male and female tools each have a groove formed so as to extend from the distal ends of the outer peripheries in the connecting direction toward the other end, so that a pulling force of a certain level or more is applied to the male and female tools. When the above-mentioned female tool is applied, the male tool and the female tool bend so as to be separated, so that the male tool and the female tool are released from the fitted state and the The connected state of the string is released.

According to a fourth aspect of the present invention, there is provided a connector for connecting a neck strap according to any one of claims 1 to 3, wherein the first strap fixing portion and the second strap fixing portion are: It is a hollow semi-elliptical shape and has a flat surface on the side corresponding to the center of the semi-elliptical shape of the ellipsoid, and the fitting protrusion is a tube protruding from the flat surface of the first string fixing portion in a tubular shape. A cylindrical base portion and an annular wedge portion formed in a hollow truncated cone shape at the tip of the tubular base portion, and the fitting recess is formed inward from the flat surface of the second string fixing portion. A small fitting hole having an opening diameter substantially the same as the outer diameter of the tubular base portion, and a small fitting hole which is continuously provided in the small fitting hole, and has a larger diameter than the small fitting hole. And a hole.

Accordingly, in the neck strap connector according to claim 4, one end of the strap is fixed to the first strap fixing portion of the male tool, while the other end of the strap is connected. It is fixed to the second string fixing part of the female tool. Then, the annular wedge portion provided at the tip end portion of the fitting protrusion is inserted into the small fitting hole, and the base end portion of the annular wedge portion is located in the large fitting hole. Then, the male tool and the female tool are fitted to connect the cord body in an annular shape. At this time, since the base end portion of the annular wedge portion is engaged with the large fitting hole in a wedge shape to prevent it from coming off, the male tool and the female tool are not easily separated from each other.

According to a fifth aspect of the present invention, there is provided a necklace cord connection tool according to the third or fourth aspect of the present invention, wherein the outer periphery of the male tool has a tip of the fitting projection. To the other end of the first string fixing part, while a groove is formed on the outer periphery of the female tool from the tip of the fitting recess to the other end of the second string fixing part. It was characterized by being installed.

Therefore, in the connecting device for neck hanging cords according to the fifth aspect of the present invention, in the outer peripheries of the male tool and the female tool, there are line grooves from the respective tips to the rear parts of the respective engaging bases. Since they are pierced, the male tool and the female tool can bend so as to expand and contract in the minor axis direction of the semi-elliptical sphere, respectively. Therefore, when a pulling force of a certain amount or more is applied to the male tool and the female tool, the female tool expands in diameter and the male tool contracts in diameter to separate the male tool from the female tool. Then, the connected state of the string is released.

The neck strap connector according to claim 6 is the neck strap connector according to any one of claims 1 to 6, wherein at least the first strap fixing portion or the A feature is that a small item storage portion is provided inside either of the two string fixing portions.

Therefore, in the connector for a necklace according to claim 6, the key is provided in the accessory storage part of at least the first string fixing part or the second string fixing part of the connector. Alternatively, small items such as coins can be stored, and then the male tool and the female tool are fitted to connect the cord body.

[0019]

BEST MODE FOR CARRYING OUT THE INVENTION Embodiments of the present invention will be described below with reference to the drawings. 1 to 4 show an embodiment of the present invention. FIG. 1 is a partial cross-sectional front view showing a state in which a connecting tool is connected. 2A and 2B are views showing a male tool of the connecting tool, in which FIG. 2A is a front view, FIG. 2B is a left side view, and FIG. 2C is a right side view. 3A and 3B are views showing a female member of the connector, in which FIG. 3A is a front view, FIG. 3B is a right side view, and FIG. 3C is a left side view. FIG. 4 is a perspective view showing a state in which the male tool and the female tool of the neck-hanging cord body provided with the caller are separated.

In the figure, reference numeral 1 is a male tool of the connecting tool, and 11 is a female tool of the connecting tool, each of which is molded from a flexible synthetic resin. By fitting and disengaging the male tool 1 and the female tool 11, the strings fixed to the male tool 1 and the female tool 11, respectively, are connected in an annular shape and the connection is released.

The male tool 1 includes a first cord fixing portion 2 having a substantially semi-elliptical shape obtained by cutting a hollow ellipsoid into two parts so as to be orthogonal to the major axis direction, and the first cord fixing portion 2. It is provided with a fitting projection 3 which is provided so as to project from the flat surface 2a corresponding to the cut surface toward the connecting direction.

The fitting protrusion 3 is a tube that protrudes in an annular shape from the annular flat surface 2 a of the first string fixing portion 2 toward the front end in the same manner as the inner diameter of the first string fixing portion 2. A cylindrical base 4 and a hollow base formed to have a diameter larger than that of the cylindrical base 4 in order to provide a step with a large diameter at the distal end of the cylindrical base 4, and the diameter becomes smaller toward the distal end. And an annular wedge portion 5 having a substantially truncated cone shape.

Then, as shown in FIG. 1, the outer diameter Y of the tip of the annular wedge portion 5 (hereinafter referred to as the tip diameter Y) and the outer diameter Z of the base end side, that is, the tubular base portion 4 side ( Hereinafter, the base end diameter Z) and the outer diameter X of the tubular base portion 4 are formed so that Y <X <Z.

On the other hand, the female tool 11 is provided on the second string fixing part 21 having a hollow semi-elliptical shape similar to that of the male tool 1 and the second string fixing part 21, and the fitting protrusion is provided. It is provided with a part 3 and a fitting recess 31 that can be fitted and removed freely.

The fitting concave portion 31 has a diameter substantially the same as the outer diameter X of the cylindrical base portion 4 which is formed by circularly perforating from the flat surface 21 a of the second string fixing portion 21 toward the inside of the hollow portion. A small fitting hole 41 having a diameter X '(hereinafter, referred to as an opening diameter X'), and a large fitting hole 51, which is continuously provided with the small fitting hole 41 and has a diameter larger than the small fitting hole 41. The small fitting hole 41 and the large fitting hole 51 have a constant step.

The small fitting hole 41 has a depth substantially the same as the protruding length of the tubular base portion 4, and the inner diameter of the large fitting hole 51 is the base end diameter of the annular wedge portion 5. It consists of a step with an inner diameter Z ′ that is approximately the same size as Z.

Reference numeral 6 in the figure denotes a narrow groove-shaped groove formed in the peripheral wall of the male tool 1 so as to be orthogonal to the fitting surface, and from the tip of the annular wedge portion 5 to the first cord. It extends through the top of the fixed part 2. Then, a circular string through hole 7 is opened at the other end of the first string fixing portion 2, that is, a portion corresponding to the top of the substantially semi-elliptical shape continuously with the groove 6. ing.

On the other hand, the peripheral wall of the female tool 11 is also provided with a narrow groove 61 extending perpendicularly to the fitting surface. A circular string through hole 71 is opened at the top of the portion 21.

The width of the grooves 6, 61 is formed to be slightly smaller than the outer diameter of the cord body fixed to the connecting tool, and is opened continuously to the grooves 6, 61. The string through holes 7 and 71 have a diameter substantially the same as that of the string body.

In the figure, reference numeral 8 is a small article storage portion having a circular cross section formed inside the male tool 1, and 81 is a small article storage portion having a circular cross section formed inside the female tool 11. The small article storage portions 8 and 81 are provided with a space that can store small articles such as keys and coins.

In the connecting tool configured as described above, one end of the cord body is fixedly connected, and the fixing portion is inserted into the male tool 1 from the tip end side of the male tool 1, and A cord body continuous with the solidified portion is introduced into the cord passage hole 7 opened at the top in the major axis direction so as to pass through the groove 6. Then, the fastening portion of the cord body is stopped inside the male tool, the cord body is pulled out from the cord hole 7, and one end of the cord body is fixed to the male tool 1. Further, the other end of the string is also fixed to the female tool 11 in the same manner as described above.

When the male tool 1 is fitted into the female tool, since the tip diameter Y 1 of the annular wedge portion 5 is smaller than the opening diameter X ′ of the small fitting hole 41, it is easy to perform the above-mentioned operation. The annular wedge portion 5 can be inserted into the inlet of the small fitting hole 41. Since the base end diameter Z of the annular wedge portion 5 is larger than the opening diameter X ', the tip of the small fitting hole 41 abuts on the middle of the outer peripheral slope of the annular wedge portion 5, Further, when the fitting is forcibly fitted, the connecting tool is made of a flexible material, and further, the peripheral walls of the male tool 1 and the female tool 11 are orthogonal to the fitting surface, Since the narrow groove-shaped grooves 6 and 61 are respectively provided so as to extend from the tip in the connecting direction side to the top of the substantially semi-elliptical sphere, the male tool 1 and the female tool 11 each have a short semi-elliptical sphere. Since the male tool 1 can be bent so as to expand and contract in the direction, the female tool 11 can be flexed so as to expand in the minor axis direction, and the male tool 1 can be expanded. However, it can be further inserted into the female tool 11.

When the large diameter portion of the proximal end of the annular wedge portion 5 of the fitting protrusion 3 is located in the large fitting hole 51, the male tool 1 and the female tool 11 are fitted together. Will be combined.

In this fitted state, that is, in the connected state of the cords, the step between the large fitting hole 51 and the small fitting hole 41 is prevented from coming off, so that the male tool 1 and the male fitting 1 are connected to each other. Although it does not easily separate from the female tool 11, when a pulling force of a certain level or more is applied to the male tool 1 and the female tool 11, the female tool 11 expands in diameter and the male tool 1 The diameter is reduced, the male tool 1 and the female tool 11 are separated, and the connected state is released.

In the present embodiment, both the male tool 1 and the female tool 11 are provided with the groove grooves 6, 61, but they may be provided with only one of them.

Further, in the present embodiment, the first string fixing portion 2 and the second string fixing portion 21 are formed into a shape obtained by dividing a substantially ellipsoidal shape into substantially two halves, but the shape is not limited to this. For example, a spherical body having an oval cross section or a substantially spherical body may be formed into a substantially bisected shape.

Further, in the present embodiment, the small item accommodating portions 8 and 81 are formed in the first cord fixing portion 2 and the second cord fixing portion 21, but they may not be formed in particular. In this case, since it is not necessary to store small items in the connector, it is not necessary to make the connector itself large, and for example, the total length of the male tool 1 and the female tool 11 in a fitted state. May be formed to have a size of about 25 mm.

Further, in the cord body of the present embodiment, as shown in FIG. 4, one cord body is passed through a ring provided in the cord, but two cord bodies are connected to the cord cord. You may tie each to a ring.

[0039]

[Effect of the invention]

 According to the necklace cord connector of claim 1, when the cord body hung on the neck is subjected to a certain tensile force, that is, the male tool and the female instrument are subjected to a certain tensile force or more. In the case, the male tool and the female tool are separated from each other, and the connected state is released. Therefore, it is possible to prevent the string from being entangled with the neck and restraining the movement of the string while the string is in the annular state.

According to the neck strap connector of the second aspect, the groove extends from the tip in the connecting direction of the outer circumference of either the male tool or the female tool toward the other end. Therefore, when a pulling force of a certain amount or more is applied to the cord body fixed to the male tool and the female tool, the male tool or the female tool with the groove formed is separated from the male tool or the female tool. As a result, the male tool and the female tool are released from the fitted state, and the connected state of the cord body is released.

According to the neck strap connecting device of the third aspect, the groove is formed so as to extend from the distal end in the connecting direction of the outer periphery of each of the male tool and the female tool toward the other end. Therefore, when a pulling force of a certain amount or more is applied to the male tool and the female tool, the male tool and the female tool having the groove formed therein are bent so as to separate from each other. As a result, the male tool and the female tool are released from the fitted state, and the connected state of the cord body is released.

According to the connecting device for the necklace according to claim 4, one end of the cord is fixed to the first cord fixing portion of the male device, while the other end of the cord is fixed to the first cord fixing portion. Secure to the second string fixing part of the female tool. When the annular wedge portion provided at the tip of the fitting protrusion is inserted into the small fitting hole, and the base end portion of the annular wedge portion is located in the large fitting hole. The male tool and the female tool are fitted to each other to connect the cord body in an annular shape. At this time, the base end portion of the annular wedge portion is engaged with the step between the large fitting hole and the small fitting hole in a wedge shape so as not to come off. The male tool and the female tool are separated from each other and the connected state is released only when the male tool and the female tool are pulled by a certain amount or more.

According to the neck hanging cord connecting device of the fifth aspect, the grooves are respectively formed on the outer peripheries of the male tool and the female tool from the respective tips to the rear parts of the respective engaging bases. Since they are pierced, the male tool and the female tool can bend so as to expand and contract in the minor axis direction of the semi-elliptical sphere. Therefore, when a pulling force of a certain amount or more is applied to the male tool and the female tool, the female tool expands in diameter and the male tool contracts in diameter to separate the male tool from the female tool. Then, the connected state of the string is released.

According to the connecting device for a necklace according to claim 6, a key, a coin or the like is attached to at least one of the first string fixing part and the second string fixing part of the connecting device. Since the accommodating part accommodating portion is provided, it is not necessary to pass the accommodating container through the neck strap, and it is possible to accommodate a small item such as a key or a coin in the connector.

[Brief description of the drawings]

FIG. 1 is a partial cross-sectional front view showing an embodiment of the present invention.

FIG. 2 (a) is a front view showing the male tool of FIG.
(B) is a left side view of (a), (c) is a right side view of (a).

FIG. 3 (a) is a front view showing the female implement of FIG. 1,
(B) is a right side view of (a), (c) is a left side view of (a).

FIG. 4 is a perspective view showing a state in which the male tool and the female tool of the neck-hanging cord body provided with the caller are detached.

[Explanation of symbols]

 DESCRIPTION OF SYMBOLS 1 Male tool 2 1st string fixing part 2a, 21a Flat surface 3 Fitting protrusion 4 Cylindrical base 5 Annular wedge part 6,61 Article groove 7,71 String through hole 8,81 Small article accommodation part 11 Female tool 21 Second String fixing part 31 Fitting recess 41 Small fitting hole 51 Large fitting hole

Claims (6)

[Utility model registration claims] 1. A connecting tool for annularly connecting a necklace, wherein a first cord fixing part to which one end of the cord is fixed, and a fitting projecting from the first cord fixing part. A male tool having a protrusion and a second cord fixing part to which the other end of the cord is fixed, and a fitting recess provided on the second cord fixing part and removably connected to the fitting protrusion. A connector for a necklace, characterized by comprising a female tool having. 2. The neck hanging cord body according to claim 1, wherein one of the male tool and the female tool is provided with a groove extending from the tip in the connecting direction toward the other end. Connector. 3. The neck strap string connection according to claim 1, wherein the male tool and the female tool are each provided with a groove extending from the front end to the other end in the connection direction. Ingredient 4. The first string fixing part and the second string fixing part are formed in a hollow semi-elliptical shape, and have a flat surface on the side of the center of the semi-elliptical shape of the ellipse. The protrusion includes a cylindrical base portion that protrudes in a cylindrical shape from the flat surface of the first string fixing portion, and an annular wedge portion that is formed into a hollow, generally frustoconical shape at the tip of the cylindrical base portion. The recessed portion is formed inward from the flat surface of the second string fixing portion and has a small fitting hole having an opening diameter substantially the same as the outer diameter of the tubular base portion, and the small fitting hole is continuous with the small fitting hole. 4. The neck strap connector according to claim 1, further comprising a large fitting hole which is provided and has a diameter larger than that of the small fitting hole. 5. A groove is formed on the outer circumference of the male tool from the tip of the fitting projection to the other end of the first string fixing section, while the fitting groove is formed on the outer circumference of the female tool. 5. The neck strap connector according to claim 3, wherein a groove is formed so as to extend from the tip of the fitting recess to the other end of the second string fixing part. 6. The neck according to claim 1, wherein an accessory storage portion is provided at least inside either the first string fixing portion or the second string fixing portion. Connecting device for hanging strings.