JP2020139617A - Hook tool - Google Patents

Abstract

To provide a hook tool in which a hook-fitting space can be closed or opened by using a cover body covering the surface of a mounting base around a hook part.SOLUTION: A hook tool has a hook body 3 protruding forward a hook part 6 from a mounting base 5; and a cover body 4 mounted to this hook body 3 in a fitting and removing manner, and covering the surface of the mounting base 5 around the hook part 6. The mounting base 5 of the hook body 3 has a fitting part 8 in an outer circumferential part. The cover body 4 has a fitted part 9 being fitted and mounted to the fitting part 8 in a circumferential position changing manner in an outer wall. The cover body 4 forms a closing part F for closing a hook-fitting space S between the tip end of the hook body 3 and the front face of the mounting base 5, and an opening part K opened oppositely to the hook-fitting space S in a position displaced in the circumferential direction from this closing part F, in the front face.SELECTED DRAWING: Figure 1

Description

The present invention relates to a hook tool for hooking a lead, a wire, a chain or the like.

As a hook tool that can be fixed to a wall surface or the like and hooked and moored by an annular handle of an animal lead, there is a hook metal fitting with a clasp described in Patent Document 1.
The hook metal fitting with a clasp includes a hook-shaped hook body and a clasp that rotatably closes an opening of the hook body, and the clasp urges the tip of the hook body outward. The hook is locked in this state, and the tip of the clasp forms an engaging member removal guide portion that curves inward of the hook body (claim 1).

Utility Model Registration No. 31264443

In the above-mentioned conventional technique, a hook body such as a lead can be easily hooked to the hook body and can be securely removed and stopped by a clasp, but the hook body is fixed to a wall surface or the like via a screw. Its front surface is exposed, there is no cover covering the front surface, and the clasp is an obstacle, making it difficult to provide a cover.
An object of the present invention is to provide a hook tool capable of solving such a problem of the prior art.

An object of the present invention is to provide a hook tool that covers the surface of a mounting base portion around a hook portion and that can close the hook fitting space.

Specific means for solving the problem in the present invention are as follows.
First, a hook body 3 in which the hook portion 6 protrudes forward from the mounting base portion 5 and a cover body that is detachably attached to the hook body 3 and covers the surface of the mounting base portion 5 around the hook portion 6. It is a hook tool having 4 and
The mounting base portion 5 of the hook body 3 has a fitting portion 8 on the outer peripheral portion.
The cover body 4 has a fitted portion 9 that is fitted and fitted to the outer peripheral wall with the fitting portion 8 so that its position can be changed in the circumferential direction.
The cover body 4 has a closing portion F that closes the hook fitting space S between the tip end portion of the hook portion 6 and the front surface of the mounting base portion 5 on the front surface, and the hook at a position displaced in the circumferential direction from the closing portion F. It is characterized in that it forms an opening portion K that opens facing the fitting space S.

Secondly, the cover body 4 has a pair of closing portions F on the front surface at symmetrical positions with respect to the hook portion 6, and a pair of closing portions F at positions displaced by approximately 90 degrees in the circumferential direction from the pair of closing portions F. It is characterized by having an open portion K.
Third, the cover body 4 forms a front surface by connecting the tubular outer peripheral wall 4a, the tubular inner peripheral wall 4b through which the hook portion 6 is inserted, and the outer peripheral wall 4a and the inner peripheral wall 4b. The front wall 4c has a front wall 4c, and the front wall 4c bulges forward at a symmetrical position about the hook portion 6 to form a pair of closing portions F, and a bottom surface is formed between the pair of closing portions F. It is characterized in that an arcuate concave opening portion K is formed.

Fourth, the fitting portion 8 of the hook body 3 is formed by an annular groove portion 8a, and at least one engaging protrusion 8b is formed in the groove portion 8a.
The fitted portion 9 of the cover body 4 protrudes inward from the outer peripheral wall 4a of the cover body 4 to form an insertion piece 9a that fits into the groove portion 8a, and the insertion piece 9a has the closing portion. When F closes the hook fitting space S, a closing positioning recess 9b that engages with the engaging protrusion 8b is formed.

Fifth, the fitting portion 8 of the hook body 3 is formed by an annular groove portion 8a, and 1 is formed in the groove portion 8a.
Two engaging protrusions 8b are formed by being displaced by 80 degrees.
The fitted portion 9 of the cover body 4 is formed with an insertion piece 9a that protrudes inward from the outer peripheral wall 4a of the cover body 4 and fits into the groove portion 8a.
As the insertion piece 9a, the insertion piece 9a forming the closing positioning recess 9b that engages with each of the engaging protrusions 8b when the closing portion F closes the hook fitting space S, and the opening portion K form the hook fitting space S. It is characterized by having an insertion piece 9a forming an open positioning recess 9c that engages with each of the engaging protrusions 8b when facing the above.

According to the present invention, the hook fitting space can be closed or opened with a cover body that covers the surface of the mounting base portion around the hook portion.
That is, in the invention according to claim 1, a cover body 4 that covers the surface of the mounting base portion 5 around the hook portion 6 is attached to the hook body 3, and the hook fitting space S is closed on the front surface of the cover body 4. Since the portion F and the open portion K that opens facing the hook fitting space S are formed, the cover body 4 not only covers the surface of the mounting base portion 5, but also hooks the open portion K of the cover body 4. By facing the fitting space S, the hooking member can be hooked and disengaged from the hook portion 6, and by making the closing portion F of the cover body 4 face the hook fitting space S, the hooking member engaged with the hook portion 6 It can be removed.

According to the second aspect of the present invention, the cover body 4 has a pair of closing portions F at symmetrical positions, and has a pair of opening portions K at positions displaced by approximately 90 degrees in the circumferential direction from the pair of closing portions F. Even if the fitting and mounting positions of the cover body 4 with respect to the hook body 3 are different by 180 degrees, either one of the pair of opening portions K and either one of the pair of closing portions F face the hook fitting space S. Can be made to.

In the invention according to claim 3, the cover body 4 bulges forward to form a pair of closing portions F on the front wall 4c, and an open portion K having an arcuate bottom surface is formed between the pair of closing portions F. Therefore, the closing portion F and the opening portion K can be formed extremely easily.
According to the fourth aspect of the present invention, an annular groove 8a and at least one engaging protrusion 8b are formed in the fitting portion 8 of the hook body 3, and the fitting portion 9 of the cover body 4 is closed with the insertion piece 9a to form a positioning recess. Since 9b is formed, the cover body 4 can be positioned and held at a position where the closing portion F closes the hook fitting space S.

In the invention according to claim 5, an annular groove portion 8a and two engaging protrusions 8b are formed in the fitting portion 8 of the hook body 3, and the closing portion F is a hook fitting space in the fitted portion 9 of the cover body 4. An insertion piece 9a forming a closing positioning recess 9b that engages with each of the engaging protrusions 8b when closing S, and engaging with each of the engaging protrusions 8b when the open portion K faces the hook fitting space S. Since the insertion piece 9a forming the open positioning recess 9c is formed, the cover body 4 is placed at a position where the closing portion F closes the hook fitting space S and a position where the opening portion K opens the hook fitting space S. Can be positioned and held.

It is a perspective view which shows the embodiment of this invention. It is the same disassembled side view. It is a front view of the cover body of a hook fitting space closing position. FIG. 3 is a sectional view taken along line XX of FIG. It is a front view of the cover body in the hook fitting space open position. FIG. 5 is a cross-sectional view taken along the line YY of FIG. It is a front view of a hook body. It is a rear view of a cover body. It is a top view of the hook tool. It is a right side view of a hook tool.

Hereinafter, embodiments of the present invention will be described with reference to the drawings.
In FIGS. 1 to 10, the hook tool 1 is roughly classified into a hook body 3 having a hook portion 6 and a cover body 4 removably attached to the hook body 3.
The hook body 3 is integrally molded with a disk-shaped mounting base portion 5 and a hook portion 6 projecting forward from the mounting base portion 5 and having a lower portion connected to the mounting base portion 5 with a light metal such as an aluminum alloy or reinforced plastic. Has been done. A screw insertion hole 12 is formed in the mounting base portion 5, and the mounting base portion 5 is mounted on the outer wall W of the structure via screws.

The hook portion 6 has a substantially L-shaped side view (hook shape), the upper end thereof is bent so as to approach the mounting base portion 5, and the space between the tip and the mounting base portion 5 is the hook fitting space S. The hooked member R is engaged with the hook portion 6 through the hook fitting space S, and is pulled out (also referred to as fitting / detaching, attachment / detachment).
The mounting base portion 5 of the hook body 3 has a fitting portion 8 on a circular outer peripheral portion, and the fitting portion 8 is formed by forming a groove portion 8a having a quadrangular cross section in an annular shape, and is displaced 180 degrees in the groove portion 8a. Therefore, two engaging protrusions 8b are formed.

The cover body 4 forms a front surface by connecting a cylindrical outer peripheral wall 4a, a cylindrical inner peripheral wall 4b through which the hook portion 6 is inserted, and a front end of the outer peripheral wall 4a and a front end of the inner peripheral wall 4b. The front wall 4c is integrally molded with a light metal such as plastic or aluminum alloy.
As shown in FIG. 8, the outer peripheral wall 4a of the cover body 4 has a fitting portion 9 of the mounting base portion 5 and a fitted portion 9 that is fitted and mounted so as to be repositionable in the circumferential direction. .. The fitted portion 9 is formed with a large number of insertion pieces 9a that project in the radial direction from the rear end of the outer peripheral wall 4a of the cover body 4 and fit into the groove portion 8a intermittently in the circumferential direction.

In FIG. 8, the two insertion pieces 9a displaced by 180 degrees each have a recess 9b that engages with the engagement protrusion 8b, and the cover body 4 is repositioned between the two insertion pieces 9a. Two insertion pieces 9a having a recess 9c formed with the engaging protrusion 8b are located.
An insertion piece 9a having a recess 9b formed and an insertion piece 9a forming a recess 9c are provided in a range of approximately 90 degrees of the outer peripheral wall 4a of the cover body 4, and after the outer peripheral wall 4a is provided between the two insertion pieces 9a. A notch 13 cut out to the edge is formed. The notch 13 forms a coin insertion groove between the cover body 4 and the hook body 3 in a state where the cover body 4 is attached to the hook body 3. The cover body 4 can be separated from the hook body 3 by inserting a coin into the notch 13 and prying it.

Even if the cover body 4 does not form the notch 13, if there is a thin gap between the cover body 4 and the hook body 3, it can be separated from the hook body 3 by prying it with a flat-blade screwdriver or the like. Further, since the insertion pieces 9a of the outer peripheral wall 4a of the cover body 4 are formed by being separated and divided in large numbers in the circumferential direction, the fitted portion 9 of the cover body 4 is easily deformed and the hook body 3 is fitted. It can be fitted and removed from the portion 8.
On the front wall 4c of the cover body 4, a pair of closing portions F are formed by bulging forward at symmetrical positions about the hook portion 6, and an open portion having an arcuate bottom surface is formed between the pair of closing portions F. K is formed.

The front wall 4c is bulged from the outer peripheral wall 4a toward the inner peripheral wall 4b, and a semicircular recess is formed on a straight line passing through the center of the inner peripheral wall 4b, so that the recess has a symmetrical arcuate shape. There are two open portions K, and the portion that does not become a recess is two symmetrically shaped closing portions F.
As shown in FIGS. 3 and 4, the closing portion F protrudes to a height that overlaps the tip portion of the hook portion 6, and can be closed above the hook fitting space S by facing the hook fitting space S. Prevents the engaged member R from being pulled out (disengaged).

There are two closing portions F at symmetrical positions, but only one of them may be used, and the closing portion F may have a wide width over approximately half a circumference, but may be as wide as the hook portion 6, and the surface has a large number of flat surfaces. Although it has a diamond-cut design, it may have a spherical shape, and the top of the closing portion F has a flat surface, but it may be a part of the spherical shape.
As shown in FIGS. 5 and 6, the open portion K is far away from the tip end portion of the hook portion 6, and the cover body 4 is closed and the portion F is rotated by approximately 90 degrees from the position facing the hook fitting space S. , The opening portion K faces the hook fitting space S, and as a result, the upper part of the hook fitting space S is opened, and the hook portion R can be hooked (engaged) with the hooked member R.

The open portion K has a concave arcuate bottom surface, but may have a flat bottom. When only one closing portion F is formed on the front wall 4c, the remainder of the front surface is a flat open portion K.
When a pair of closing portions F are formed in the cover body 4, one of the pair of closing portions F is located above and below the hook portion 6 to close the hook fitting space S (the cover body 4 is the hook fitting space closing position). The recess 9b of the two upper and lower insertion pieces 9a becomes a closing positioning recess 9b and engages with the engaging protrusion 8b to position and hold the cover body 4 at the closing position.

From this state, when the cover body 4 is rotated by approximately 90 degrees while disengaging the closing positioning recess 9b from the engaging projection 8b, one of the pair of open portions K faces the hook fitting space S, and as a result. , The upper part of the hook fitting space S is opened (the cover body 4 is in the hook fitting space open position), and the recess 9c formed in the insertion piece 9a between the upper and lower insertion pieces 9a becomes the open positioning recess 9c. The cover body 4 is positioned and held in the open position by engaging with the engaging protrusion 8b.

The cover body 4 can be fitted and mounted on the hook body 3 even at a position rotated 180 degrees in the circumferential direction. In that case, the other of the pair of closing portions F and the other of the pair of opening portions K are hook fitting spaces. It will face S.
When only one closing portion F is formed in the cover body 4, one closing positioning recess 9b and one open positioning recess 9c may be formed. In this case, the cover body 4 at the hook fitting space open position can be rotated 180 degrees to reach the hook fitting space open position.

The present invention is not limited to the above embodiment, and the shape, configuration, combination, etc. of the members can be changed.
For example, a male screw is formed on the circular outer peripheral surface of the mounting base portion 5, a female screw is formed on the inner surface of the circular outer peripheral wall 4a of the cover body 4, and the cover body 4 is screwed and mounted on the hook body 3. It may be.

The mounting base portion 5 and the cover body 4 may be formed into a square when viewed from the front, and after the cover body 4 is detached, the cover body 4 may be rotated 90 degrees and fitted to the hook body 3.

1 Hook tool 3 Hook body 4 Cover body 4a Outer wall 4b Inner peripheral wall 4c Front wall 5 Mounting base 6 Hook part 8 Fitting part 8a Groove part 8b Engagement protrusion 9 Fitted part 9a Insert piece 9b Closing positioning recess 9c Open positioning Recess 12 Screw insertion hole 13 Notch F Closure part K Open part R Hook member S Hook fitting space W Outer wall

Claims (5)

A hook body (3) in which the hook portion (6) protrudes forward from the mounting base portion (5), and a mounting base portion (6) around the hook portion (6) that is detachably attached to the hook body (3). A hook tool having a cover body (4) that covers the surface of 5).
The mounting base portion (5) of the hook body (3) has a fitting portion (8) on the outer peripheral portion.
The cover body (4) has a fitted portion (9) that is fitted to the outer peripheral wall so as to be fitted and mounted to the fitting portion (8) so that the position can be changed in the circumferential direction.
The cover body (4) has a closing portion (F) that closes the hook fitting space (S) between the tip end portion of the hook portion (6) and the front surface of the mounting base portion (5) on the front surface, and the closing portion (F). A hook tool characterized in that an open portion (K) is formed so as to face the hook fitting space (S) at a position displaced in the circumferential direction from F). The cover body (4) has a pair of closing portions (F) symmetrically with respect to the hook portion (6) on the front surface, and is displaced by approximately 90 degrees in the circumferential direction from the pair of closing portions (F). The hook tool according to claim 1, wherein the hook tool has a pair of open portions (K) at positions. The cover body (4) includes a tubular outer peripheral wall (4a), a tubular inner peripheral wall (4b) through which the hook portion (6) is inserted, and the outer peripheral wall (4a) and the inner peripheral wall (4b). The front wall (4c) has a front wall (4c) that connects the two to form a front surface, and the front wall (4c) bulges forward at a symmetrical position about the hook portion (6) to form a pair of closing portions (F The hook tool according to claim 1 or 2, wherein an open portion (K) having an arcuate bottom surface is formed between the pair of closing portions (F). The fitting portion (8) of the hook body (3) is formed by an annular groove portion (8a), and at least one engaging protrusion (8b) is formed in the groove portion (8a).
The fitted portion (9) of the cover body (4) protrudes inward from the outer peripheral wall (4a) of the cover body (4) to form an insertion piece (9a) that fits into the groove portion (8a). The insertion piece (9a) is formed with a closing positioning recess (9b) that engages with the engaging protrusion (8b) when the closing portion (F) closes the hook fitting space (S). The hook tool according to any one of claims 1 to 3, wherein the hook tool is characterized by the above. The fitting portion (8) of the hook body (3) is formed by an annular groove portion (8a), and is displaced by 180 degrees in the groove portion (8a) to form two engaging protrusions (8b).
The fitted portion (9) of the cover body (4) protrudes inward from the outer peripheral wall (4a) of the cover body (4) to form an insertion piece (9a) that fits into the groove portion (8a). Has been
As the insertion piece (9a), the insertion piece (9a) is formed with a closing positioning recess (9b) that engages with the engaging protrusion (8b) when the closing portion (F) closes the hook fitting space (S). And an insertion piece (9a) having an open positioning recess (9c) that engages with the engaging projection (8b) when the opening portion (K) faces the hook fitting space (S). The hook tool according to any one of claims 1 to 4, wherein the hook tool is provided.

Images