JP3041672U - Keychain - Google Patents

Abstract

(57) Abstract: [PROBLEMS] To enable a holder main body to have a three-dimensional shape in a key holder in which a holding ring is removably attached to the holder main body. SOLUTION: A pair of cup-shaped shell bodies 2a, 2b are arranged so as to face each other such that a gap s is formed between their edge portions and an annular groove 6 is formed inside. Annular groove 6
The opening 7 is formed in a part of the inside of the annular groove 6 facing the opening 7. An operating member 4 having a locking portion 4b that moves in and out of the annular groove 6 and a rod-shaped operating portion 4a that operates the locking portion 4b is provided. The lower end of the operating portion 4a projects outside from a hole provided in the bottom of the shell 2b and moves in a direction perpendicular to the surface formed by the annular groove 6.

Description

[Detailed description of the invention]

[0001]

[Technical field to which the invention belongs]

 The present invention relates to a key holder for keys and the like, and relates to a key holder that enables easy operation of mounting or dismounting a key and enables use of a key holder body having various shapes.

[0002]

[Prior art]

 The key holder is generally composed of a holding ring for holding the key and a holder main body or a holder main body for holding the holding ring and making it portable. There are various forms of the holder body, but as the material to be used, metal, plastic, leather or the like is used, and the shape is generally flat. The holder body is given an appropriate pattern and decoration to give it a function as a decoration or accessory in addition to the portable function of holding the key.

The holding ring may be connected to the holder body so that it cannot be separated, but there is also a holding ring that can be separated so that the holding ring can be detached as needed. FIG. 7 shows an example of a key holder developed by the present inventor. The key holder 100 is composed of a main board 101 and a retaining ring 2, and the main board 101 is composed of a pair of circular concave disks 101a and 101b. The pair of circular concave disks 101a and 101b are combined at their opening edges. And face each other, and are fixed to each other with a predetermined gap s therebetween by a set screw (not shown) or the like. The gap s is made smaller than the diameter of the spherical body of the engaging head of the retaining ring, which will be described later.

An annular disc (not shown) is attached inside the opening edge of each circular concave disk, and notches 102a and 102b are formed in a part of the edge portion, which are assembled to each other. When mated, an opening 105 is formed as shown. Therefore, when the pair of main boards 101a and 101b are combined, an opening 105 is formed in a part of the peripheral edge thereof, and an annular groove 104 having a gap s is formed. The size of the opening 105 is set so that the engaging head of the retaining ring, which will be described later, can pass through.

Further, inside the main board 101, an operating member 106 having an engaging portion 106 a and an operating portion 106 b at a position facing the opening 105 is arranged so that the engaging portion 106 a is always located in the annular groove 104. It is attached via a spring 107. Further, the operation portion 106b of the operation portion member 106 is provided so as to protrude to the outside from the guide hole 108 formed in the one circular concave disc 101a. As a result, when the operating portion 106b is pushed in the direction of the arrow (Y) along the guide hole 108, the locking portion 106a is retracted from the annular groove 104, and when the operating portion is released, the spring 107 allows the spring inside the annular groove 104 to move. Return to the position.

FIG. 8 shows a retaining ring 120 that constitutes the key holder 100. The holding ring 120 includes a ring 121 and a holding metal fitting 122 for mounting the ring. The holding metal fitting 122 has a cylindrical holding metal body 122a having a hole through which the ring 121 passes and a spherical shape at the tip. It is composed of a reduced diameter cylindrical portion 122b having an engaging head 122c. The ring 121 is a well-known ring and is a metal ring formed by winding the layers one over another two to three times.

When the retaining ring shown in FIG. 8 is attached to the main board 101 shown in FIG. 7, first, the operation portion 106b of the operation member 106 protruding from the main board 101 is moved in the arrow Y direction. The locking portion 106a located in the annular groove 104 at the position of the opening 105 moves inside, and as a result, a space is formed inside the opening 105. In this state, the engaging head 122b of the retaining ring 120 is engaged with the annular groove 104 through the opening 105 and is displaced in the circumferential direction from the position of the opening 105. By releasing the operating portion 106b, the operating member 106 is pushed back to its original position by the spring 107, the locking portion 106a is located in front of the opening 105, and the engaging head of the retaining ring 120 is located at the position of the opening 105. Therefore, the holding ring 120 is engaged with the main board 101.

[0008]

[Problems to be solved by the device]

 The key holder 100 described above can be attached / detached with a retaining ring by a simple operation, and the retaining ring does not fall off. The key holder 100 has a simple structure, and the main board is appropriately decorated. Was able to meet the demand for. However, in the case where the retaining ring locking operation member is provided on the holder body as described above, the holder body has a flat shape as shown in FIG. 6, and the operating direction of the operation member is the holder main body. It is configured so that it is parallel to the plane created by. Therefore, it is necessary to provide a guide hole for guiding the operating member on the surface of the holder main body, and there is a problem that the holder main body is naturally limited when it is decorated or the shape is given a characteristic. there were. That is, for example, when the holder main body does not have a flat shape, but is rounded, three-dimensional such as a cube, or has a complicated shape, it is necessary to unlock the retaining ring. In some cases, a guide hole (108 in FIG. 7) for guiding the operating member cannot be provided.

Therefore, the present invention has been made in view of the above-mentioned problems, and the holder main body of the key holder can be made into a three-dimensional shape, and therefore the key holder has a wider feature than ever before. It is an object of the present invention to provide a key holder that can be given a decorative effect and can be reliably locked with a retaining ring.

[0010]

[Means for Solving the Problems]

 A key holder according to a first aspect of the present invention is a key holder mainly comprising a holding ring for holding a key and a holder main body for locking the holding ring, the holding ring including a ring for holding the key. The holder main body has an engagement head that engages with the holder main body, and the holder main body has a shell body having an internal void and a window portion formed in the shell body through which the engagement head of the holding ring can pass. A groove for engaging the engaging head of the retaining ring and a movable operation member for blocking passage of the engaging head of the retaining ring through the window; The member includes a locking portion that can advance and retreat to a position inside the shell that faces the window portion, and an operating portion that retracts the locking portion from the position of the window portion. Outside the shell through the hole formed in the shell No configured to protrude, characterized in that the locking portions so as to retract Ri by the window by moving the operating portion toward the inside of the shell.

According to a second aspect of the present invention, in the key holder according to the first aspect, the holder main body has the same shape as the cup-shaped first shell and the opening of the first shell. The section length is configured by combining with a cup-shaped second shell having a circular opening. A key holder according to a third aspect of the present invention is a key holder including a holding ring for holding a key and a holder main body for locking the holding ring, the holding ring including a ring for holding the key. A cup-shaped first shell having an engaging head that engages with the holder main body, the holder main body having an abutting member supported along an opening and supported by an annular plate; An abutting member having an opening having the same shape as the opening of the first shell, supported by an annular plate provided along the opening, and abutting against the abutting member of the first shell. And a cup-shaped second shell body having a notch window portion formed in a part thereof to form an annular groove having an annular gap. A locking portion capable of advancing and retreating to a position facing the window inside the shell, and the locking portion An operating member for evacuating from the position of the shell is provided, and the operating part is configured to project to the outside of the shell through a hole formed in the shell, and the operating part is provided inside the shell. It is characterized in that the locking portion is retracted from the window portion by being moved toward.

A key holder according to a fourth aspect of the present invention is the key holder according to the first to third aspects, wherein the operating member is either the first shell body or the second shell body. The operating member is provided with a rod-shaped operating portion that projects outward through a hole provided in one shell, and the operating member is urged by an elastic member in a direction in which the operating portion projects outward. And a key chain.

According to a fifth aspect of the present invention, in the key holder according to the first to fourth aspects, the operating member is moved in a groove for engaging a retaining ring formed mainly in the holder. It is characterized in that it is in a direction substantially perpendicular to the plane formed by. According to the present invention, the holder main body of the key holder can be formed into a three-dimensional shape, so that it is possible to provide the key holder with a variety of forms. Further, according to the key holder of the present invention, it is possible to attach and detach the holding ring with a simple structure, and it is possible to securely lock the holding ring.

[0014]

[Embodiment of the invention]

 Next, an embodiment of the key holder of the present invention will be described with reference to the drawings. FIG. 1 is a schematic configuration diagram of a key holder according to an embodiment of the present invention. The key holder 1 of the present embodiment is basically configured by a holder main body 2 formed by combining a pair of hemispherical cup-shaped shell bodies 2a and 2b, and a holding ring 120.

An annular groove 6 for locking the holding ring 120 is formed in the holder main body 1, and an opening 7 serving as a window for passing the locking portion of the holding ring is formed in a part of the annular groove 6. Is formed. In the vicinity of the opening 7 of the annular groove 6 inside the holder main body 2, an operating member 4 having a locking portion for preventing the engaging head of the holding ring from passing through the opening 7 is provided. It is mounted so that it can move in a direction at right angles to the plane on which it is made.

The retaining ring 120 is the same as that shown in FIG. 8, and its description is omitted here. 2 shows the detailed structure of the holder main body 2 of FIG. 1, (a) is a sectional structural view of the shell body 2a constituting the holder main body 2, (b) is a plan view thereof, and (c) the shell body 2a. The sectional structure view of the shell body 2b which is combined with the above to constitute the holder main body 2, and (d) is a plan view thereof.

The pair of shells 2a and 2b are cup-shaped ones in which a single hollow metal sphere is divided into two parts. The edge 2c which is the opening of the shell 2a and the shell 2b. It has the same shape as the edge 2d which is the opening. For convenience of explanation, as shown in FIG. 2, the shell 1a is in a state where the opening is facing down and the bottom of the cup is in an upside down state, and the shell 2b is in the state where the opening is up and the bottom of the cup is open. Will be explained below.

One shell 2a has an annular plate 11 along the periphery of its opening, and the inner periphery of the annular plate 11 is a short contact member that comes into contact with the other short cylinder. A cylinder 12 is provided. The short cylindrical body 12 has a height such that it slightly projects from the surface formed by the edge portion 2c of the shell body 2a. A spring holding metal fitting 13 for holding the spring 5 is fixed to the bottom portion of the cup-shaped shell 2a, and the end portion of the spring 5 is inserted into the spring holding metal fitting 13 to engage with the cylinder. A pair of spring regulating members 19a and 19b extending to the opening surface are provided at positions facing the portion 14 with the cylindrical portion 14 interposed therebetween.

Further, a screw hole 15 and a screw hole 16 into which the screw 6 is inserted are formed in the bottom portion of the shell body 2a and the spring holding fitting, respectively. The edge 2c of the shell 2a is provided with a notch 17 for forming the opening 7 which is a window. Further, a cutout portion 18 is formed at a position facing the cutout 17 of the short tubular body 12 to allow movement of a locking portion of the operation member 4 described later.

An annular plate 21 is attached to the other shell 2b along the peripheral edge of the opening, similarly to the shell 2a. This annular plate 21 also has a short tubular body of the shell 1a. A short cylindrical body 22 that abuts 12 is provided. The short tubular body 22 is formed with a step portion composed of a large outer diameter portion 22a and a small outer diameter portion 22b, and the outer diameter of the small outer diameter portion 22b is slightly smaller than the inner diameter of the short tubular body 12 of the shell 1a. When the small outer diameter portion 22b is inserted into the inside of the short tubular body 12, the end portion of the short tubular body 12 abuts on the stepped portion at the top of the large outer diameter portion 22a, and An annular gap s is formed between the edge portions 2c and 2d of the shell bodies 2a and 2b. The gap s has a size that does not allow the spherical engagement head 122c of the retaining ring 200 to pass therethrough, similar to that shown in FIG.

The rod-shaped operating portion 4 a of the operating portion 4 of the operating member 4 is inserted into the short tubular body 22, and the guide tubular mounting metal fitting 23 for attaching the guide tubular 24 for guiding this is fixed. The guide cylinder 24 attached thereto extends to a hole 26 formed in the bottom of the shell 2b. The guide tube mounting member 23 is also formed with a screw hole 25 into which the screw 6 is screwed.

A notch 27 for forming the opening 7 is formed at a position of the edge 2 d of the shell 2 b facing the guide cylinder 24. As shown in FIG. 3, the operating member 4 is inserted into the guide tube 24, and is a member in which a rod-shaped operating portion 4a and a locking portion 4b extending at a right angle thereto are integrated. . The operating portion 4a has a length such that the lower end of the operating portion 4a projects from the hole 26 of the shell 2b when the operating portion 4a is inserted into the guide tube 24. A recess 4c for receiving the end of the spring 5 is formed on the extension of the operating portion 4a of the engaging portion 4b of the operating member 4.

Next, when assembling the holder main body 1 of the key holder of the present embodiment by combining the shell bodies 2 a and 2 b shown in the figure and using the operating member 4, the spring 5 and the screw 6, first, the shell body 2 a One end of the spring 5 is inserted into the cylindrical portion 14 of the spring holding fitting 13. The operating portion 4a of the operating member 4 is inserted into the guide tube 24 of the other shell 2b. Then, in this state, the shell body 2a and the shell body 2b are assembled with each other such that the cutout portions 17 and the cutout portions 27 are aligned with each other. At this time, the short cylinder 12 of the shell 2a contacts the large outer diameter portion 22a of the short cylinder of the shell 2b, and a gap s is formed between the respective edges 2c and 2d of the shell 2a and the shell 2b. To be done. Further, one end of the spring 5 is engaged with the operating member 4 so as to enter the concave portion 4c formed in the locking portion of the operating member 4. Then, in this state, when the screw 6 is inserted through the screw insertion hole 15 of the shell 2a and is screwed into the screw hole 25 of the guide tube mounting metal fitting 23 of the shell 2b through the insertion hole 15 of the spring holding metal 13, As shown in FIG. 4, the holder main body 1 of the key holder in which both shell bodies 2a and 2b are combined is completed, in which the operating portion 4a of the operating member 4 is projected from the bottom portion of the shell body 2b. In the state where the shell bodies 2a and 2b are combined, the annular groove 6 around which the gap s is formed is formed by the annular plate 11, the short tubular body 12, the annular plate 21, and the short tubular body 22. It In this state, the operating member 4 is pushed downward by the spring 5, and the locking portion 4b of the operating member 4 is in the state of entering the annular groove 6 at the position of the opening 7.

Next, a method of mounting the holding ring 120 shown in FIG. 8 on the holder main body 1 will be described with reference to FIGS. 4 and 5. First, as shown in FIG. 5, the operating portion 4a of the operating member 4 is pushed upward as indicated by the arrow. As a result, the locking portion 4b moves upward against the spring 5 and retracts from the inside of the annular groove 6. As a result, the opening 7 is in an open state.

In that state, the spherical engagement head 122 c of the holding ring 120 shown in FIG. 7 is inserted into the annular groove 6 through the opening 7 and moved in the annular groove 6 in the circumferential direction. After that, by releasing the push-up of the operation portion 4a, the locking portion 4b is returned to the original position shown in FIG. 4 by the spring 5, and the opening 7 is closed again. As a result, in the retaining ring 120, the engaging head 122c is engaged with the annular groove 6 of the holder main body 1 so that the engaging head 122c can roll in the annular groove 6, as shown in FIG. The reduced diameter cylindrical portion 122b of the holding fixture 122 is locked in a slidable manner on the edge of the annular groove, and a key holder including a holder main body and a holding ring is obtained.

In the key holder according to the above-mentioned embodiment, the attaching and detaching operations of the retaining ring can be easily and surely performed only by pushing the operation member in the axial direction. Also, the operating part of the operating part is designed to move inward of the shell through a hole formed in part of the shell of the holder, so the shape of the holder is not flat. However, the present invention can be applied even to a spherical shape or the like having a rounded three-dimensional effect, a contour having irregularities, or a complicated shape. Therefore, the holder main body can be applied to, for example, a person or animal shaped object, and the key holder can meet the needs of a wide range of consumers.

FIG. 6 shows another holder main body 30 of the key holder according to the embodiment of the present invention. In the holder main body 30 of this embodiment, the shell body forming the holder main body has a shape of a character product. is there. The holder main body 30 is composed of a shell body 31 in the form of an animal face as shown in the figure. The shell body 31 has a structure that can be divided into two parts, a face part 31a and a rear part 31b, and can be fixed by combining with a screw not shown. I am trying.

As shown in FIG. 6B, a groove 32 is formed on one side of the shell from below one ear to below the other ear, and both ends of the groove 32 are enlarged. Windows 33a, 33b having a width are formed. An operating member 34 is provided inside the shell 31, and the operating member 34 is, as shown in FIGS. 30 (c) and 30 (d), locking portions 34b and 34c located on both windows 33a and 33b. And a rod-shaped operation portion 34a projecting from a hole 35 formed at the nose of the shell 30. The operating member 34 is urged by a spring 36 supported by the shell 31b in a direction in which the operating portion 34a projects outside the shell 31. By pushing the operation portion 34a inward of the shell 30, the locking portion 34b (c) can be retracted rearward from the position of the window portion 33a (33b).

Similarly to the key holder shown in FIG. 1, the holder main body 30 of the present embodiment also forms a key holder by using the holding ring 120 shown in FIG. 8. However, when the holding ring 120 is attached, first, The operating portion 34a of the operating member 34 is pushed inward of the shell body 31. Then, the locking portion 34b. 34c includes window portions 33a. Move backward from the position of 33b. In this state, the engaging head 122c, which is the engaging portion of the retaining ring 120, is passed through the window 33a or 33b and moved in the groove 32. Then, by releasing the operating portion 34a, the locking portions 34b, 34c of the operating member 34 are returned to their original positions by the spring 36 again, and the movement of the locking head 122c from the windows 33a, 33b is prevented. The holding ring 122 is locked to the holder main body 30 to obtain a key holder.

It should be noted that although the shell body that constitutes the holder main body 2 of the embodiment of FIG. 1 has been described as being made of metal, the material used is not limited to metal, and plastic, wood, etc. may be used. . Further, it is possible to appropriately provide the holder main body 2 with a fitting for attaching a ring, a chain, a string or the like for holding the holder main body 2. Further, the groove for locking the retaining ring formed in the holder main body may be formed over the entire circumference of the shell body forming the holder main body or may be partially formed. Further, the window portion for passing the engaging head of the retaining ring may be provided at one location or at a plurality of locations.

Further, the holder main body of the embodiment shown in FIGS. 1 and 2 is composed of a pair of divided shells, and the groove for retaining the retaining ring is formed on the joint surface of the shells. However, the groove does not necessarily have to be formed on the joint surface of the shell body, and can be formed on a part of one shell body. For example, in the holder main body 30 shown in FIG. 6, a retaining ring can be formed at the mouth portion of the face portion 31a forming the shell 31.

[0032]

[Effect of the invention]

 According to the present invention, the attaching and detaching operations of the holding ring of the holder main body of the key holder can be easily and surely performed only by pushing the operation member inside the holder main body. In addition, since the operating portion of the operating member is designed to move inwardly of the shell body through a hole formed in a part of the shell body of the holder body, the holder body has a flat shape. However, the present invention can also be applied to a round shape having a three-dimensional effect such as a sphere, a contour having irregularities, or a complicated shape. Therefore, the holder main body can be applied to the shape of a person or an animal, for example, and the key holder can meet the needs of a wide range of consumers.

[Brief description of the drawings]

FIG. 1 is a diagram showing a schematic configuration of a key holder according to an embodiment of the present invention.

FIG. 2 is a diagram showing a pair of shell structures that constitute a holder main body of a key holder. (A) shows the sectional structure of the first shell, (b) shows its plan view, (c) shows the sectional structure of the second shell, and (d) shows its plan view.

FIG. 3 is a diagram showing an operation member attached to a second shell.

FIG. 4 is a diagram showing an internal structure in a state where a pair of shells are combined.

FIG. 5 is a diagram for explaining an operation when attaching or detaching the holding ring.

FIG. 6 is a view showing a holder main body according to another embodiment of the present invention. (A) is a front view, (b) is a side view, (c) is a front sectional view, and (d) is a side sectional view.

FIG. 7 is a view showing a conventional key holder.

FIG. 8 is a view showing a retaining ring of a key holder.

[Explanation of symbols]

 1 Key Holder 2, 30 Holder Main Body 2a, 2b, 31a, 31b Shell 4, 34 Operation Member 4a, 34a Operation Part 4b, 34b, 34c Locking Part 5 Spring 6 Annular Groove 7, 33 Opening (Window Part) 120 Retaining Ring 122c engagement head

Claims (5)

[Utility model registration claims] 1. A key holder comprising a holding ring for holding a key and a holder main body for locking the holding ring, wherein the holding ring engages the ring for holding the key and the holder main body. The holder main body has a shell body having a void inside, and a window part formed in the shell body, through which the engagement head of the holding ring can pass, A groove for engaging the engaging head of the retaining ring, and a movable operating member that prevents passage of the engaging head of the retaining ring through the window portion, the operating member being inside the shell. A locking portion capable of advancing and retracting to a position facing the window portion, and an operating portion for retracting the locking portion from the position of the window portion, the operating portion being a hole formed in the shell body. The operation portion is configured to project to the outside of the shell through Key holder, characterized in that the locking portions so as to retreat from the window by moving inward of the shell. 2. The key holder according to claim 1, wherein the holder main body has a cup-shaped second shell having a cup-shaped first shell and an opening having the same shape as the opening of the first shell. A key chain composed by combining with a shell. 3. A key holder comprising a holding ring for holding a key and a holder main body for locking the holding ring, wherein the holding ring engages the ring for holding the key and the holder main body. And a holder having a cup-shaped first shell having an abutting member that is provided along the opening and supported by an annular plate, and the opening of the first shell. A cup-shaped second shell body having an opening having the same shape as that of the first shell body, the cup-shaped second shell body being supported by an annular plate provided along the opening portion, And a notched window portion is formed in a part thereof to form an annular groove having an annular gap, and the shell body faces the window portion inside the shell body. A locking part that can be moved back and forth to a position, and for retracting the locking part from the position of the window part The operating member is configured to project outside the shell through a hole formed in the shell, and the operating part is moved toward the inside of the shell. A key holder, wherein the locking portion is retracted from the window portion. 4. Any one of claims 1 to 3
The key holder according to the item, wherein the operation member includes a rod-shaped operation portion that projects to the outside through a hole provided in one of the first shell body and the second shell body. ,
A key holder, wherein the operating member is biased by an elastic member in a direction in which the operating portion projects to the outside. 5. Any one of claims 1 to 4
In the key holder described in the paragraph, the moving direction of the operating member is
A key holder having a direction substantially perpendicular to a plane formed by a groove for engaging a retaining ring formed mainly in the holder.