JP2001314212A - Piercing device - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide a piercing device which permits only one piercing for preventing secondary infection, and achieves the countermeasures for preventing a tubular pierce, a pierce body and a catch from coming off and the piercing operation at the same time. SOLUTION: This piercing device comprises a case body 20 having a groove 15 for setting the catch 11 and a reception recess for receiving an earlobe 19, a leaf spring 30 for holding the catch 11 set in the groove 15, a slide case 35 slidable between the standby position P1 and the driving position P2, a return spring 45 for holding the slide case 35 at the standby position P1, a needle 48 mounted on the slide case 35 so as to pierce the earlobe 19 in the reception recess 25 when the slide case 35 is pressed to the driving position P2, and a double-drive preventive means 50 for preventing the double-drive.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a piercing device, and more particularly, to a piercing device for forming a small hole for mounting a piercing in an earlobe.

[0002]

2. Description of the Related Art Piercing earrings (hereinafter referred to as "piercings") attached to earlobes are used as female decorations.
As a method of attaching the piercing to the earlobe, for example, a method is known in which a tube of fluororesin (hereinafter, referred to as “tube piercing”) is inserted into the earlobe with a tube piercing inserter, and a piercing post is inserted into a through hole of the tube piercing. ing.

[0003] A conventional tube piercing inserter attaches a needle to the tip of a cylinder, puts the tube piercing on the needle, and pushes the cylinder to push the needle through the earlobe and the tube piercing through the earlobe. It is. Next, the needle was pulled out from the through hole of the tube piercing, and a piercing post was inserted into the through hole to attach the piercing to the earlobe. The tube piercing is made of fluororesin to prevent rash such as metal allergy from occurring in the earlobe. In addition, the tip of the tube piercing pierced into the earlobe with the tube piercing inserter had to be caulked with a caulking device or the like so that the tube piercing would not come out of the earlobe.

[0004]

DISCLOSURE OF THE INVENTION The present invention provides a piercing device in which only a single hole can be made in order to prevent a secondary infection, and a measure for preventing the tube piercing from falling off can be performed simultaneously with the hole making operation. To solve the above-mentioned problem.

[0005]

According to a first aspect of the present invention, a tube piercing having a flange at a base end is pierced through an earlobe, and a catch is attached to a distal end of the tube piercing protruding from the earlobe. A case body having a groove for setting the catch at one end and an opening at the other end, and a receiving recess for receiving the earlobe. A leaf spring attached to the case body and holding a catch set in the groove, a slide case inserted into the case body from the opening, and slidable between the standby position and the driving position; A return spring for holding the slide case in the standby position, and a receiving recess when the slide case is pushed to the driving position against the return spring. A needle attached to the slide case so as to pierce the lobe, and a double-strike prevention means for preventing the slide case from being pushed after the slide case pushed to the driving position returns to the standby position by the return spring. In this case, a tube piercing is fitted into the needle portion, the needle portion is pierced through the earlobe, the tube piercing is pierced through the earlobe, and the tip of the tube piercing projecting from the earlobe can be pierced through the catch.

In the piercing apparatus according to the first aspect of the present invention, when the slide case returns from the pushing position to the standby position after the tube piercing is attached to the earlobe, the double hit prevention means locks the slide case to the standby position. You. Therefore, it is possible to prevent reuse of the piercing device that has been used once, and to prevent reuse of an unsanitary needle that has not been completely disinfected.

Further, since the tube piercing can be attached to the earlobe only by the piercing opening device, it is not necessary to caulk the tip of the tube piercing using a caulking device as in the prior art. Therefore, the tube piercing can be relatively easily attached to the earlobe.

Further, a leaf spring is attached to the case body to hold the catch set in the groove by the leaf spring. As a result, the catch can be prevented from falling out of the groove, the tip of the needle portion and the tip of the tube piercing can be reliably pierced into the catch, and the operation of the piercing device is simplified and the usability is improved.

According to a second aspect of the present invention, the groove for setting the catch is tapered so that the width of the opening is larger than the width of the bottom.

The width of the opening is formed in a tapered shape larger than the width of the bottom. As a result, the catch can be easily set in the groove, and after the needle portion and the tube piercing are pierced into the catch, the catch can be easily taken out from the groove,
The operation of the piercing device is simplified and the usability is improved.

According to a third aspect of the present invention, the double hit prevention means has a convex portion on the case body, a guide surface is formed on one surface of the convex portion, and a lock concave portion is formed on the other surface. By providing an elastically deformable cantilever plate on the slide case, the tip of the cantilever plate is moved along the guide surface on one side of the projection when the slide case is pushed into the driving position. When the slide case is pushed to the driving position, the tip of the cantilever plate gets over the guide surface to release the elastic deformation of the cantilever plate, and the tip of the cantilever plate is connected to the other end of the projection. When the slide case is returned to the standby position by the return spring, the tip of the cantilever plate is disposed in the lock recess of the projection.

With a simple configuration in which the case body is provided with a convex portion and the slide case is provided with a cantilever plate, it is possible to prevent the piercing device from being hit twice. For this reason, the configuration of the piercing device can be simplified, and the cost of the device can be suppressed.

A fourth aspect of the present invention is characterized in that the tube piercing has an opening formed in the peripheral wall at the tip, and a part of the catch is pushed into the inside of the tube piercing from the opening.

Thus, an opening is formed in the peripheral wall of the distal end of the tube piercing, and a part of the catch is pushed into the inside of the tube piercing from this opening. As a result, even when a post having a smaller diameter than the through hole of the tube piercing is inserted into the through hole, a part of the catch that has entered the post into the through hole through the opening can press the post, so that the post can be pressed out of the post. Pierce whose diameter does not exactly match the through hole can be mounted, and at the same time, the catch is prevented from dropping. As a result, the range of use is widened and the usability is improved.

[0015]

Embodiments of the present invention will be described below with reference to the drawings. As shown in FIG. 1, the piercing device 10 has a groove 15 for setting the catch 11 formed at one end 20a and an opening 21 formed at the other end 20b to receive an earlobe 19 (shown in FIG. 2). A case body 20 having a recess 25 formed therein;
And a leaf spring 30 (see FIG. 4) for holding the catch 11 set in the groove 15 and inserted into the case body 20 through the opening 21 to be in the standby position P1 (see FIG. 2).
And a slide case 35 slidable between the driving positions P2 (see FIG. 10), a return spring 45 for holding the slide case 35 at the standby position P1, and the slide case 35 driven against the return spring 45. When pushed to the position P2, the needle portion 48 attached to the slide case 35 so as to pierce the earlobe 19 of the receiving recess 25 and the slide case 35 pushed to the driving position P2 are returned to the standby position P1 by the return spring 45. After returning to slide case 35
And a double hit prevention means 50 for preventing the pushing of the sheet.

According to the piercing device 10, the needle portion 48
The tube piercing 13 is fitted into the
The tube piercing 13 can be pierced into the earlobe 19, and the tip of the tube piercing 13 protruding from the earlobe 19 can be pierced through the catch 11.

The case body 20 includes side walls 22 of front and rear walls,
23 are arranged at a fixed interval, each peripheral edge is integrally formed by a connecting wall 24, a receiving recess 25 into which an earlobe 19 is inserted is formed at an upper end of the case body 20, and the front and rear walls 2 are formed.
Rails 26a, 26b extending from one end 20a side to the other end 20b side are provided on the inner surfaces of the second and 23, a guide hole 27 is provided on the rear wall 23, and a leaf spring 30 is provided on the connecting wall 24 shown in FIG. 2 is provided, and the connecting wall 24 shown in FIG.

The slide case 35 has front and rear walls 36 and 37 which can be inserted through the opening 21 of the case body 20.
And the peripheral edges of both walls are integrally formed by a connecting wall 38. Guides 40a, 40b fitted to the rails 26a, 26b are provided on the outer surfaces of the front and rear walls 36, 37, The rear wall 37 is provided with a claw piece 41 (see FIGS. 2 and 3) that moves in the guide hole 27 of the case main body 20, and the connecting wall 38 can be movably inserted into the cylindrical body 29 of the case main body 20. Rod 42 is provided.

As shown in FIG. 4, the groove 15 is formed in a tapered shape in which the width W1 of the opening 16 is larger than the width W2 of the bottom 17, and the back surfaces 15a and 15b shown in FIGS. 2 and 5 are formed in a tapered shape. A pressing piece 15c for holding the catch 11 (shown in FIGS. 1 and 5) is formed.
By forming the groove portion 15 in a tapered shape, the catch 11 shown in FIGS. 1 and 5 can be easily set in the groove portion 15 and the needle portion 48 and the tube piercing 13 can be
After having pierced the groove 1, the catch 11 can be easily taken out from the groove 15. For this reason, the piercing device 1
The operation of 0 becomes simple.

As shown in FIGS. 1 and 4, the leaf spring 30 is bent in a substantially L-shape, and is attached to the case body 20 by inserting the lower piece 31 into the insertion hole 28 of the case body 20. The upper piece 32 is pressed against the outer periphery of the large diameter portion 11a of the catch 11. The return spring 45 is fitted to the cylindrical body 29 of the case main body 20 and the rod 42 of the slide case 35 movably inserted into the cylindrical body 29 as shown in FIG. This is a spring for returning the case 35 to the standby position P1.

Further, the needle portion 48 has a base end attached to a base portion 49 provided on the connecting portion 38 of the slide case 35, and is fixed so that a front end 48 a thereof faces the groove 15 of the case body 20.

The double hit prevention means 50 has a convex portion 51 on the rear wall of the case body 20, a guide surface 52 is formed on one surface of the convex portion 51, and a lock concave portion 53 is formed on the other surface. The slide case 35 is provided with an elastically deformable cantilever plate 55.

According to the double hitting prevention means 50, when the slide case 35 is pushed into the driving position P2, as shown in FIG.
As shown in (a), the cantilever plate 55 is elastically deformed by moving the distal end 56 of the cantilever plate 55 along the guide surface 52 on one side of the convex portion 51. When the slide case 35 is pushed down to the driving position P2,
As shown in FIG. 6B, the tip 56 of the cantilever plate 55
Cantilever plate 55 by moving over guide surface 52
Of the cantilever plate 55 by releasing the elastic deformation of
Is disposed on the other end side of the convex portion 51. The cantilever plate 5 is returned by returning the slide plate 35 to the standby position P1 by the return spring 45 (see FIG. 2).
5 moves along the other end of the projection 51. When the slide case 35 is returned to the standby position P1 by the return spring 45, as shown in FIG.
Is disposed in the lock concave portion 53 of the convex portion 51.

Therefore, double tapping of the piercing device 10 can be prevented with a simple configuration in which the case body 20 has the projections 51 and the slide case 35 has the cantilever plate 55. For this reason, since the configuration of the piercing device 10 can be simplified, it is possible to suppress an increase in the cost of the device.

As shown in FIGS. 7 and 8, for example, the tube piercing 13 is made of a transparent and safe, sanitary and moderately elastic resin such as TPX (resin product name of Mitsui Chemicals, Inc.) or polypropylene. It is formed of a material. A flange 13 a is provided at the base end of the tube piercing 13, and a distal end 13 a
b is formed in a tapered tapered surface and extends from the proximal end 13a to the distal end 1a.
A through hole 13c is provided at a position reaching 3b,
An opening 14 is formed near the tapered surface. As shown in FIG. 2, the tube piercing 13 is covered (ie, fitted) on the needle portion 48, and at this time, the distal end 48 a of the needle portion 48 is in a state of protruding from the tube piercing 13.

As shown in FIG. 9, the catch 11 is made of an elastically deformable transparent resin material and has a large diameter portion 11a and a small diameter portion 11a.
b, the end of the large diameter portion 11a and the small diameter portion 11
At the end of b, holes 12a and 12b slightly larger than the outer diameter of the tube piercing 13 are formed. This hole 1
By making 2a a tapered shape with an enlarged opening, the tip 13b of the tube piercing 13 can be easily pierced.

The catch 11 is set in the groove 15 of the case body 20 as shown in FIGS.
Of the tube pierce 13 is pierced (see FIGS. 11 and 13). This prevents the tube piercing 13 from falling out of the earlobe 19 and also prevents the catch 11 from dropping. In this way, as shown in FIG.
From the part 11c of the catch 11 is a tube piercing 13
Get inside.

Thus, the outer diameter of the post 61 of the pierce 60 shown in FIG.
Even if the diameter is smaller, a part 11c of the catch 11 inserted into the through hole 13c from the opening 14 can press the post 61 inserted into the through hole 13c. For this reason, even if the outer diameter of the post 61 does not exactly match the through hole 13c, the piercing can be attached to the tube piercing 13.

Next, the operation of the piercing device according to the present invention will be described. In FIG. 2, a piercing device 10 is shown.
When the earlobe 19 is inserted into the receiving concave portion 25, and the slide case 35 is pushed in the direction of arrow a, the slide case 35
Moves from the standby position P1 toward the case body 20 side. At this time, the distal end 56 of the cantilever plate 55 moves in the direction of arrow b along the guide surface 52 of the projection 51, and the cantilever plate 55 is elastically deformed. The claw piece 41 moves in the guide hole 27 in the direction of arrow c (see also FIG. 3).

In FIG. 10, when the slide case 35 reaches the mounting position P2, the needle portion 48 is attached to the earlobe 19.
Then, the tip of the needle portion 48 and the tip of the tube piercing 13 are pierced through the catch 11. At this time, since the cantilever plate 55 gets over the guide surface 52 of the convex portion 51 and the elastic deformation is released,
The tip 56 of the cantilever plate 55 is arranged on the other surface side. When the pushing force of the slide case 35 is released in this state, the slide case 35 can be pushed back in the direction of the standby position P1 by the spring force of the return spring 45.

In FIG. 11, since the slide case 35 returns to the standby position P1, the piercing device 10 moves the arrow d.
The earlobe 19 can be removed from the receiving recess 25 of the piercing device 10. At this time, the tip 56 of the cantilever plate 55 is located in the lock concave portion 53 of the convex portion 51, so that the piercing device 10 can be prevented from being hit twice.

Thereafter, the post 61 of the pierce 60 is inserted into the tube pierce 13 as shown in FIG.
Since a part 11c of the catch 11 enters the inside of the tube piercing 13 through the opening 14 of the tube piercing 13 as shown in FIG. 5, even if the outer diameter of the post 61 of the piercing 60 is smaller than the diameter of the through hole 13c of the tube piercing 13. The post 61 inserted into the through hole 13c is
1c.

Next, a second embodiment will be described. FIG.
As shown in FIGS. 4 to 16, the catch 70 is formed of a transparent resin capable of being elastically deformed into a cylinder, a step portion 71 is formed at a rear end, and holes slightly larger than the outer diameter of the tube piercing 13 are respectively formed at front and rear ends. 73 and 74 are formed, and the holes 73 and 74 are communicated with each other through a through hole 75.
5a are formed.

By forming the projection 75 a in the through hole 75, when the tube piercing 13 (see FIGS. 7 and 8) is pierced into the catch 70, the projection 75 a is inserted through the opening 14 of the tube piercing 13. 13 inside. That is, the state becomes the same as that of FIG.

Therefore, similarly to the catch 11, even if the outer diameter of the post 61 of the pierce 60 is smaller than the through hole 13 c of the tube pierce 13, the post 61 inserted into the through hole 13 c is used as the protrusion 75 a of the catch 70. Can be held down. In addition, by making the opening of the hole 73 into an expanding tapered shape, the distal end 13 of the tube piercing 13 is formed.
b can be easily pierced.

[0036]

According to the first aspect of the present invention, when the slide case returns from the pushing position to the standby position after the tube piercing is attached to the earlobe, the double hit prevention means is locked to the standby position. Therefore, it is possible to prevent reuse of the piercing device that has been used once, and to prevent reuse of an unsanitary needle that has not been completely disinfected.

Further, since the tube piercing can be attached to the earlobe only by the piercing device, there is no need to use a caulking device to caulk the tip of the tube piercing unlike the prior art. Therefore, the tube piercing can be relatively easily attached to the earlobe.

Further, a leaf spring is attached to the case body to hold the catch set in the groove by the leaf spring, so that the catch can be prevented from coming out of the groove of the case body, and the tip of the needle portion and The tip of the tube piercing can be reliably pierced into the catch. Therefore, the operation of the piercing device is simplified, and the usability is improved.

According to a second aspect of the present invention, the shape of the groove of the case body is formed in a tapered shape in which the width of the opening is larger than the width of the bottom. As a result, the catch can be easily set in the groove, and after the needle and the tube piercing are pierced into the catch, the catch can be easily taken out of the groove, and the operation of the piercing device can be simplified. Usability is improved.

Further, according to the third aspect of the present invention, it is possible to prevent the piercing device from being hit twice with a simple configuration in which the case body has a convex portion and the slide case has a cantilever plate. For this reason, the configuration of the piercing device can be simplified, and the cost of the device can be suppressed.

According to a fourth aspect of the present invention, an opening is formed in the distal end peripheral wall of the tube piercing, and a part of the catch is pushed into the inside of the tube piercing from this opening. Accordingly, even when a post having a smaller diameter than the through hole of the tube piercing is inserted into the through hole, a part of the catch that has entered the post into the through hole from the opening can be pressed. Therefore, even if the outer diameter of the post does not match the through-hole of the tube piercing, the piercing can be mounted, the catch is prevented from dropping, the use range is widened, and the usability is further improved.

[Brief description of the drawings]

FIG. 1 is an exploded perspective view of a piercing device according to the present invention.

FIG. 2 is a sectional view of a piercing device according to the present invention.

FIG. 3 is a sectional view taken along line AA of FIG. 2;

FIG. 4 is a front view showing a groove of the piercing device according to the present invention.

FIG. 5 is a perspective view showing a groove of the piercing device according to the present invention.

FIG. 6 is a diagram illustrating the operation of the double hit prevention means of the piercing device according to the present invention.

FIG. 7 is a perspective view showing a tube piercing of the piercing device according to the present invention.

FIG. 8 is a sectional view showing a tube piercing of the piercing device according to the present invention.

FIG. 9 is a sectional view showing a catch of the piercing device according to the present invention.

FIG. 10 is a cross-sectional view showing a state where the piercing device according to the present invention has been pushed into the mounting position.

FIG. 11 is a cross-sectional view showing a state in which the piercing device according to the present invention has been returned to the standby position.

FIG. 12 is a perspective view of a piercing.

FIG. 13 is a sectional view showing a state where the tube piercing and the catch of the piercing device according to the present invention are attached to the earlobe.

FIG. 14 is a perspective view showing a catch (second embodiment) of the piercing device according to the present invention.

FIG. 15 is a front view showing a catch (a second embodiment) of the piercing device according to the present invention.

FIG. 16 is a sectional view taken along line BB of FIG. 15;

[Explanation of symbols]

 DESCRIPTION OF SYMBOLS 10 ... Piercing hole drilling device 11 ... Catch 11c ... Part of catch 13 ... Tube piercing 13a ... Flange 13b ... Tube piercing tip 14 ... Tube piercing opening 15 ... Groove 16 ... Groove opening 17 ... Groove bottom 19 ... Earlobe DESCRIPTION OF SYMBOLS 20 ... Case main body 20a ... One end of case main body 20b ... The other end of case main body 21 ... Opening 25 ... Reception recess 30 ... Leaf spring 35 ... Slide case 45 ... Return spring 48 ... Needle part 50 ... Double hit prevention means 51 ... Convex Part 52: Guide surface 53: Lock recess 55: Cantilever plate 56: Tip of cantilever plate P1: Standby position P2: Mounting position W1: Width of opening W2: Width of bottom

Claims (4)

[Claims] 1. A piercing device for piercing a tube piercing with a flange at a base end into an earlobe, and attaching a catch to a tip of the tube piercing projecting from the earlobe to prevent the tube piercing from coming out of the earlobe. A case body having a groove for setting the catch formed at one end and an opening formed at the other end, and a receiving recess for receiving an earlobe, a catch attached to the case body and set in the groove; , A slide case inserted from the opening into the case body and slidable between the standby position and the driving position, a return spring for holding the slide case at the standby position, and a resistance to the return spring. Then, when the slide case is pushed to the driving position, attach it to the slide case so that the earlobe in the receiving recess penetrates And a double-hit prevention means for preventing the slide case from being pushed after the slide case pushed into the driving position is returned to the standby position by the return spring, and a tube pierce is fitted into the needle portion. A piercing device, wherein a needle portion is pierced into an earlobe, a tube piercing is pierced into the earlobe, and a tip of the tube piercing protruding from the earlobe can be pierced into a catch. 2. The piercing device according to claim 1, wherein the groove for setting the catch has a tapered shape in which the width of the opening is larger than the width of the bottom. 3. The double strike prevention means includes a convex portion on the case main body, a guide surface is formed on one surface of the convex portion, and a lock concave portion is formed on the other surface. By providing an elastically deformable cantilever plate, when pushing the slide case to the driving position,
The tip of the cantilever plate is elastically deformed by moving the tip of the cantilever plate along the guide surface on one side of the projection, and when the slide case is pushed to the driving position, the tip of the cantilever plate touches the guide surface. By overcoming, the elastic deformation of the cantilever plate is released, the tip of the cantilever plate is arranged on the other end side of the convex portion, and when the slide case returns to the standby position with the return spring, the distal end of the cantilever plate is convex. The piercing device according to claim 1, wherein the piercing device is disposed in the lock recess. 4. The tube piercing is characterized in that an opening is formed in a peripheral wall at a tip end, and a part of a catch is pushed into the tube piercing through the opening.
A piercing device according to any of the preceding claims.