JPH0344675Y2 - - Google Patents

Description

[Detailed description of the invention] [Technical field of the invention] The invention is useful for closing the openings of film bags for food, etc. or mesh bags for fruits, etc., and for tying together items such as multiple strings. This relates to a synthetic resin fixture used when

[Prior art]

Conventionally, a window hole is opened in the center of the base end of a base body which has an engagement step near the tip and anti-slip protrusions arranged on the top surface, and the engagement step is provided at the tip. A mouth tightening tool is known that has an engaging hook connected to the stepped part [Utility Application No. 49-92096]
(Microfilm of Utility Model No. 51-20895)].

However, with this mouth tightening tool, there is a step between the engagement step provided at one end of the base and the large protrusion for preventing slippage, so when the engagement step is engaged with the engagement hook, , the entire engagement step contacts the engagement hook-forming bulge. Therefore, a very large amount of force is required to engage the engaging stepped portion with the engaging hook of the ampulla, which poses a problem that it is difficult for women and girls to handle.

[Purpose of invention]

The purpose of the invention is to provide a synthetic resin fixture that can easily engage the protrusion and engagement portion of the fixture with small force.

[Structure of the idea]

That is, the synthetic resin fixture of the present invention has an upper body and a lower body that is more flexible than the upper body, which can be folded into two via a hinge, and has a locking protrusion at the end of the upper body. an engaging portion that engages with the protrusion at an end of the lower body, a protrusion on the back surface of the upper body, and an opening into which the protrusion is inserted into the lower body. In the synthetic resin fixture, an engagement guide claw reaching the tip of the protrusion is provided at the tip of the protrusion, and a guide groove is provided in the engagement portion opposite to the engagement guide claw. It is characterized by this.

〔Example〕

Embodiments of the present invention will be described below with reference to the drawings. FIG. 1 is a front view of the fixture in the first embodiment, FIG. 2 is a side view thereof, and FIG. 3 is a rear view thereof. It is a diagram.

The fixture 1 is integrally formed of synthetic resin, and has an upper body 2 and a lower body 3 locked together via a highly flexible hinge portion 4.

As shown in FIG. 7, the upper body 2 is the upper part during the engagement operation, and is formed with a relatively thick wall so as to exert sufficient pressing force against the object to be clamped. A protrusion 5 for locking is provided at the tip,
A display section 6 is formed as necessary on the front surface shown in FIG. 1, and a protrusion section 7 is formed on the back surface, which is provided continuously or intermittently up to the end of the upper body 2. ing.

A guide pawl 7a is formed at the tip of the protrusion 7, with the tip of the protrusion 5 as a starting point.

As means for increasing the strength of the upper body 2,
In addition to increasing the wall thickness, it is possible to increase the strength by changing the cross-sectional shape of ribs and the like.

The lower body 3 is the part that becomes the lower side during the engagement operation, and has a thin wall part 8 at the center, a hook-shaped engagement part 9 at the tip, and in the center of the thin wall part 8, Openings 10 capable of accommodating the protrusions 7 are provided respectively.

Further, the engaging portion 9 is formed in a T-shape in side view in order to engage with the locking projection 5, and the side corresponding to the projection 5 forms the locking tooth 12, and the opposite side forms the locking tooth 12. The side serves as an operating section 11 for disengaging the engagement.

The guide claw 7a serves as a guide when the protrusion 5 engages with the engagement part 9, and
The guide claw 7a comes into contact with the engaging portion 9 before the guide claw 7a contacts the engaging portion 9.

In the present invention, a relatively hard upper body 2 is applied to an object to be bound, such as a bag, and a lower body 3, which is more flexible than the upper body 2, is supported from below so as to hold the object. In order to smoothly engage the engaging portion 9 provided at the tip of the lower body 3 with the protrusion 5 provided at the tip of the upper body 2, the guide claw 7a is attached to the protrusion. The protrusion 5 is formed at the most distal end of the engagement part 5, and the protrusion 5 can be smoothly inserted into the engagement part 9 by holding the protrusion 5.

Further, the fixture 1 according to the present invention needs to be easily released from the engaged state. Therefore, the lower body 3 is in a state where it is easy to warp so that when the engaging portion 9, which is V-shaped in side view, is pulled up, the engagement between the engaging portion 9 and the protruding portion 5 is easily released, and the engagement portion 9 is easily released. An operating section 11 is provided at the tip of the section 9 to be operated when releasing the engagement.

The protrusion 7 that is continuously provided at the center of the back surface of the upper body 2 up to the end of the upper body 2 is formed in the opening 1 when the fixture 1 is bent around the hinge part 4.
0, and serves to bend the object to be bound, such as a bag, by the protrusion 7, and push the bent part into the opening 10. Provide serrated irregularities on the end surface to prevent it from slipping. It is preferable that this protruding portion 7 is provided continuously as shown in the drawing, but
It can also be provided intermittently. In short, the opening 10
Any device may be used as long as it has the function of pushing the bound object 15 inside.

Particularly, the present invention is characterized in that a guide pawl 7a is formed at the most extreme position of the protrusion 7, and this serves as an engagement operation guide.

The guide claw 7a is normally held in the belly portion of the engaging portion 9, but if the guide claw 7a is large, it may be difficult to insert it into the belly portion. Groove 9a as shown in FIG.
It is better to form and place it.

The fixture 1 according to the present invention is made of synthetic resin such as nylon, polypropylene, or polyethylene, and is integrally formed so that it can be easily folded into two. (Therefore, the fixture 1 may be formed into a single plate shape or may be V-shaped.) Next, a method of using the fixture according to the present invention will be explained. .

FIG. 4 shows the bent shape of the fixture 1 before use, and in this state, the tip of the protrusion 5, or the guide claw 7a and the engagement tooth 1 of the engagement part 9.
A slight gap S is formed between the two. Note that this gap S is not essential, and there are cases where there is almost no gap, but it is recommended to form a slight gap S in order to provide flexibility in the tying operation and the range of the size of the bound object. preferable.

As shown in FIG. 7, hold the tip of the fixing device 1 according to the present invention with your fingertips, hold the object 15 between the upper body 2 and the lower body 3, and press it in the direction of arrows A and B. When the protrusion 5 and the engagement part 9 are engaged with each other, the guide claw 7a located at the most extreme part of the back surface of the protrusion 5
contacts the engaging claw 9, and the protrusion 5 is guided by the guide claw 7a. On the other hand, as shown in FIG. 6, the protrusion 7 provided on the back surface of the upper body 2 pushes the bound object 15 into the opening 10 provided in the flexible lower body 3, so as shown in FIG. As a result, the lower body 3 is warped, and as a result, the engaging portion 9 is drawn toward the protruding portion 5, so that the engaging tooth 12 engages with the protruding portion 5 to close or seal the bound object 15.

In addition, when releasing the engaged state of the fixture 1 according to the present invention, as shown in FIG.
By supporting the lower body 3 side with your thumb and bending the engaging portion 9 as shown by arrows C and D, the engaging tooth 12
is separated from the protrusion 5.

FIG. 9 is a front view of the fixture 1 showing the second embodiment, and this embodiment is characterized in that a hanging ring 16 is provided on the side surface of the upper body 2.

FIG. 10 is a front view of a fixture 1 showing a third embodiment, which is characterized in that a hanging ring 16 is extended and provided at the operating portion 11 of the lower body 3.

FIG. 11 shows the basic method of using the fixing device 1 according to the present invention, in which the fixing device 1 is applied near the opening of an object 15 to be bound, such as a bag, and pressed as shown in FIG. The engaging portion 9 is engaged with the protruding portion 5.

When releasing this engagement, the engaged state between the engaging part 9 and the projection part 5 is released by pushing the back side of the operating part 11 and the lower body 3 as shown in FIG. .

FIG. 12 shows a state in which a bound object 15 such as a rope is bound using the fixture 1 having the hanging ring 16 shown in FIG. 10 provided on the lower body 3 side.

FIG. 13 shows a state in which a bound object 15 made of a net-like bag is bound using the fixture 1 provided with a hanging ring 16 on the side of the upper body 2, as shown in FIG. As described above, in the fixture 1 of the present invention, as can be seen from FIGS. 4 and 5, when the object 15 is not inserted between the upper body 2 and the lower body, A gap S is formed between the distal end of the part 5 and the engaging part 9, so they are not engaged with each other, but as shown in FIGS. When the lower body 3 is held between the objects 15 and 15, the lower body 3 bends against the object 15, and the engaging portion 9 moves toward the engaging protrusion 5 and engages with the protruding portion 5, so that the fixed state is maintained. becomes certain.

Note that the gap S has the function of providing a range of thickness for the object 15 to be bound, but if the thickness of the object 15 to be bound does not change significantly, the fixing tool 1
Since the dimensions of each part are designed accordingly, this gap S is not necessarily necessary.

Moreover, when releasing the engagement of the fixture 1, the engagement tooth 12 can be easily separated from the protrusion 5 by warping the operating portion 11 and the lower body 3.

Further, the fixing device 1 according to the present invention has a structure in which the object to be bound 15
When the upper body 2 and the lower body 3 are not interposed between each other, they are either not engaged as shown in FIG. 4 or are lightly engaged, but in the tied state, the fifth
As shown in the figure, since the lower body 3 is warped, the bundling is ensured.

It should be noted that the object to be bound 15 is secured by the protrusion 7 provided on the back surface of the upper body 2 in the opening 10 provided in the lower body 3.
If a part of the bound object 15 is pushed in,
Since the object 15 is securely held by the fixing tool 1, the object 15 hardly shifts laterally or comes off.

In particular, in the fixture 1 of the present invention, the protrusion 7 provided on the back surface of the upper body 2 is provided continuously up to the tip of the upper body 2, so that the object 15 to be bound can be secured between the lower body 3 and the upper body. When the object 15 is held between the body 2 and the object 2, the object 15 can be easily inserted into the side of the hinge section 4 of the protrusion 7 by lightly pushing the object 15 toward the hinge section 4. End of upper body 2 and engaging teeth 1
It can be easily fixed without protruding from 2, and
It also serves to guide the bound object 15.

Furthermore, since the protruding portion 7 is inserted into the opening 10, sealing when closing the mouth of the object 15 is more secure.

[Effect of idea]

As described above, the present invention includes an upper body and a lower body that is more flexible than the upper body, which can be folded into two via a hinge part, and a locking protrusion is provided at the end of the upper body. In the fixture, the lower body has an engagement part that engages with the protrusion at the end thereof, an engagement guide claw is provided at the most extreme part of the protrusion, and the engagement guide claw is opposed to the engagement guide claw. Since a guide groove is provided in the engaging part, when the protruding part is engaged with the engaging part, the guide claw at the tip of the protruding part slides while contacting the engaging part, so that the fixing tool can be moved with a small force. The protrusion and the engaging portion can be easily engaged.

[Brief explanation of the drawing]

Fig. 1 is a front view of the fixture in the first embodiment of the present invention, Fig. 2 is a side view of Fig. 1, Fig. 3 is a rear view of Fig. 1, and Fig. 4 is the binding of Fig. 1. FIG. 5 is a side view showing the bundling state shown in FIG. 1, FIG. 6 is a sectional view taken along the Y-Y direction in FIG. 5, and FIG. 7 is the bundling state shown in FIG. 1. FIG. 8 is an explanatory side view showing the operation of untying the tied state shown in FIG. 1, FIG. 9 is a front view of the fixture in the second embodiment, and FIG. A front view of the fixing device in the third embodiment, and FIGS. 11, 12, and 13 are explanatory diagrams showing a state in which different objects to be bound are bound using the fixing device according to the present invention. It is. 1...Fixing tool, 2...Upper body, 3...Lower body,
4...Hinge part, 5...Protrusion part, 7...Protrusion part,
7a... Guide claw, 8... Thin wall portion, 9... Engaging portion,
10...Opening.

Claims (1)

[Scope of utility model registration request] An upper body and a lower body, which is more flexible than the upper body, are formed so as to be foldable in two through a hinge part, a locking protrusion is provided at an end of the upper body, and a protrusion for locking is provided at an end of the lower body. In the synthetic resin fixture, the synthetic resin fixture is provided with an engaging part that engages with the protrusion, a protrusion is provided on the back surface of the upper body, and an opening into which the protrusion is inserted in the lower body, the protrusion A fixture made of synthetic resin, comprising: an engagement guide claw reaching the tip of the protrusion at the tip thereof, and a guide groove provided in the engagement portion facing the engagement guide claw.