JPH11230148A - Loading hook structure - Google Patents

Abstract

PROBLEM TO BE SOLVED: To prevent the rattling of a loading hook without a cost increase and also make the operation feeling and moderation feeling of the loading hook favorable without changing the shape of a holder member and a partner part to which this holder member is installed. SOLUTION: This hook structure formes a bent part 4 to the plate shape part 1a of one side out of a pair of plate shape parts 1a, 1b of a holder member l mutually piled up together and stores and arranges turnably one part, (one side part 2a) of a load hanging hook 2 in the hook hold part 5 with a closed section constituted by the bent part 4 and other plate shape part 1b and also the holder member 1 is installed on the partner part 3. A clearance 11 is provided between the holder member 1 and the partner part 3 at the area in response to the hook hold part 5 and both side places connected to the hook hold part 5.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a loading hook structure for hooking a string or the like for various uses, for example, for fastening a load to a loading platform in a four-wheeled vehicle or a motorcycle, or for any other purpose. The present invention relates to a loading hook structure used for a vehicle.

[0002]

2. Description of the Related Art FIGS. 5 and 6 show a loading hook structure conventionally used for a bed of a four-wheeled vehicle. This loading hook structure is of a so-called tie-down hook type, in which a single plate member is folded in two to form a holder member 1 for storing a loading hook, and a loading hook 2 is provided.
The one side portion 2a is rotatably held by the holder member 1 and is attached to a mating part 3 such as a bed floor of a four-wheeled vehicle. In addition, loading hook 2
Is formed by bending a wire having a circular cross section into, for example, a rectangular shape.

More specifically, as shown in FIG. 6, one of a pair of plate-like portions 1a and 1b of a holder member 1 which is overlapped with each other by folding one plate into two. A curved portion 4 is formed at a central portion of the curved portion 1a, and one side portion 2a of the loading hook 2 rotates in a hook holding portion 5 having a closed cross section constituted by the curved portion 4 and the other plate-shaped portion 1b. It is stored and arranged as possible. Then, the pair of fastening bolts 7a, 7b and the nuts 8a, 8b are provided at both end portions of the pair of plate-like portions 1a, 1b, that is, at two portions spaced apart in both directions from the hook holding portion 5 of the loading hook 2. Thus, the holder member 1 and the loading hook 2 are attached to the mating member 3.

The above-mentioned loading hook 2 is constructed so as to be freely rotatable in the direction indicated by an arrow M in FIG. 6 around one side portion 2a housed in the hook holding portion 5, and such a configuration. The loading hook structure including the holder member 1 and the loading hook 2 is arranged at a plurality of locations such as a loading floor of a four-wheeled vehicle. Thus, a string or the like is hooked on the loading hooks 2 at a plurality of places, and the luggage or the like restrains the luggage from moving on the bed floor.

However, when the one side 2a of the loading hook 2 is directly stored in the hook holding portion 5 as shown in FIGS. 5 and 6, the hook holding portion 5 and the loading hook Due to the variation in the dimensional accuracy of the one side portion 2a, the hanging hook 2 is rattled. Therefore, conventionally, in order to prevent rattling of the loading hook 2, a resin covering member 6 is wound around one side 2a of the loading hook 2 stored in the hook holding portion 5 as shown in FIG. The clearance between the inner surface of the hook holding portion 5 and one side portion 2a of the loading hook 2 is eliminated. Alternatively, as shown in FIG. 8, a projection 9 is provided by bending and forming a portion of the plate-like portion 1 b of the holder member 1 applied to the counterpart component 3 and corresponding to the center of the curved portion 4. In reality, the gap between the inner surface of the hook holding portion 5 and the one side portion 2a of the loading hook 2 is eliminated.

[0006]

However, the conventional hanging hook structure as described above has the following problems. That is, in the case where the resin covering member 6 is wound around one side portion 2a of the loading hook 2 (see FIG. 7), the resin covering member 6 is required, so that the cost is greatly increased. Become. In the case where the projection 9 is provided on the plate-like portion 1b of the holder member 1 (see FIG. 8), accuracy such as the height of the projection 9 and the roundness of one side 2a of the loading hook 2 is reduced. Since a certain amount of variation occurs, it is difficult to manage a sliding portion between one side portion 2a of the loading hook 2 and the inner surface of the hook holding portion 5, and the loading hook 2 may not be able to rotate.

SUMMARY OF THE INVENTION The present invention has been made in view of the above problems, and an object of the present invention is to prevent rattling of a loading hook without increasing costs, and to provide a holder member and a holder member. An object of the present invention is to provide a loading hook structure having a configuration that can improve the operational feeling and the moderation feeling of the loading hook without changing the shape of a mating component to which the holder member is attached.

[0008]

In order to achieve the above-mentioned object, according to the present invention, a curved portion is formed on one of a pair of plate-like portions of a holder member to be overlapped with each other, A loading hook structure in which a part of a loading hook is rotatably housed and arranged in a hook holding portion having a closed cross section constituted by a curved portion and the other plate-shaped portion, and the holder member is attached to a mating component. In the above, a gap is provided between the holder member and the mating component in a region corresponding to the hook holding portion and both side portions connected to the hook holding portion. Further, in the present invention, the cross-sectional shape of a part of the loading hook rotatably stored in the hook holding portion of the holder member has a shape other than a perfect circular shape.

[0009]

DESCRIPTION OF THE PREFERRED EMBODIMENTS Various embodiments of the present invention will be described below with reference to FIGS. 1 to 4, the same parts as those in FIGS. 5 to 8 are denoted by the same reference numerals.

FIG. 1 shows a loading hook structure according to a first embodiment of the present invention. In this embodiment, between a holder member 1 and a mating component 3 to which the holder member 1 is attached. The washers 10a and 10b are interposed, and the tightening bolts 7a and 7b
The holder member 1 is mounted on the mounting surface 3a of the mating part 3 by being inserted through the nuts 8a and 8b respectively. Therefore, under this mounting state, the washers 10a,
A gap (space) 11 having an interval corresponding to the thickness of 10b is provided between the plate-like portion 1b of the holder member 1 and the hook attachment surface 3a of the mating component 3. That is, the gap 11 is interposed between the holder member 1 and the counterpart member 3 in a region corresponding to the hook holding portion 5 and both side portions connected to the hook holding portion 5.

FIG. 2 shows a hanging hook structure according to a second embodiment of the present invention. In this embodiment, a holder is mounted on a hook mounting surface 3a of a mating component 3 on which a holder member 1 is mounted. Projections 12a, 12b projecting toward the side of the member 1 are formed by bending, and the top surfaces of these projections 12a, 12b are attached to the mounting seat surface 1 of the holder member 1.
3a and 13b. In addition, these seats 13
Reference numerals "a" and "13b" are provided at positions where the fastening bolts 7a and 7b are inserted. Thus, these mounting seat surfaces 13a, 13
In the state where the plate-shaped member 1b of the holder member 1 is applied to the holder member 1b, the fastening bolts 7a and 7b are inserted through the seating surfaces 13a and 13b, respectively, and screwed to the nuts 8a and 8b. 1 is fixedly mounted on the seating surfaces 13a and 13b. Therefore, in this mounting state, the gaps (spaces) 14 at intervals corresponding to the height of the seating surfaces 13a and 13b are formed in the seating surface 13a.
It is configured to be provided between the holder member 1 and the mating component 3 at a location other than a and 13b.

FIG. 3 shows a loading hook structure according to a third embodiment of the present invention. In this embodiment, a plate-like portion of a holder member 1 which is folded in two and overlapped with each other is shown. 1a and 1b are bent at both sides away from the hook holding portion 5, and both sides of the hook holding portion 5 including the insertion portions of the fastening bolts 7a and 7b are held by the holder member 1.
Is biased toward the mounting surface 3a of the mating component 3 with respect to the main body portion 16 of FIG. As a result, both side portions of the holder member 1 (both side portions of the plate-like portion 1b) serve as seating surfaces 17a and 17b for attachment to the attachment surface 3a. Thus, with these mounting seat surfaces 17a, 17b applied to the mounting surface 3a of the mating component 3, the fastening bolts 7a, 7b are inserted through the seat surfaces 17a, 17b, respectively, and the nuts 8a, 17b are inserted.
By screwing the holder member 8b, the holder member 1 is fixedly mounted on the mounting surface 3a. Therefore, in this mounted state, the seating surfaces 17a,
Body part 16 of holder member 1 other than 17b and mating part 3
Between the seating surface 17a and the body surface 16;
A gap portion (space portion) 18 having an interval corresponding to the amount of deviation of 17b
Is provided.

According to the first to third embodiments in which the gaps 11, 14, or 18 are interposed between the holder member 1 and the mating component 3, the gaps 11, 14, or 18 are formed. Due to the presence, the plate-like portion 1b of the holder member 1 facing the mounting surface 3a of the mating component 3 can be flexed appropriately like a leaf spring. Rattling between the plate-like portions 1a and 1b can be prevented. Further, a relative dimensional error between the loading hook 2 and the holder member 1 can be absorbed, and accordingly, the loading hook 2 and the holder member 1 can be absorbed.
Dimensions can be easily managed. further,
By adjusting the degree of deflection of the plate-like portion 1b, it becomes possible to obtain an operation feeling of a moderate weight of the loading hook 2 and a good feeling of moderation.

According to the above-described first to third embodiments, the above-mentioned practical effects can be obtained without any cost in any case. In particular, in the case of the first embodiment, Does not require any change in the shape of both the holder member 1 and the mating component 3, does not require changing the shape of the holder member 1 in the case of the second embodiment, and in the case of the third embodiment. There is an advantage that there is no need to change the shape of the mating part 3.

FIG. 4 shows a loading hook structure according to a fourth embodiment of the present invention. In this embodiment, a holder is provided in the same manner as in the above-described first to third embodiments. A gap portion (space portion) 19 is provided between the member 1 and the mating component 3, and a cross section of a side portion 2 a housed in the hook holding portion 5 and serving as a rotation center of the loading hook 2 is formed in an elliptical shape. Have been. Note that, under a state in which the loading hook 2 is lying along the mounting surface 3a of the mating component 3 (unused state), the short-axis portion of the one side portion 2a of the elliptical shape corresponds to the curved portion 4 of the plate-like portion 1a. These elastic restoring forces hold and hold the plate-shaped portion 1b without looseness.

In the case of such a configuration, when the loading operation is started from the state where the loading hook 2 is lying along the mounting surface 3a of the mating component 3 to the upright state (ie, the initial operation). , A light operational feeling can be obtained, and as the loading hook 2 is raised, a heavy operational feeling can be obtained gradually.

Although the embodiments of the present invention have been described, the present invention is not limited to these embodiments, and various modifications and changes can be made based on the technical concept of the present invention. For example, in the embodiment described above, the holder member 1 is configured by folding one plate member into two, but the plate member having the curved portion is overlapped with another flat plate member. It is needless to say that the present invention can be applied to a case where the holder member 1 is configured by using the present invention. In addition, the fourth
In the embodiment, the cross section of the one side portion 2a, which is the center of rotation of the loading hook 2, has an elliptical shape. However, the present invention is not limited to this, and various cross sectional shapes other than a perfect circle may be used. It is possible to obtain a comfortable operation feeling.

[0018]

According to the first aspect of the present invention, a curved portion is formed on one of the pair of plate portions of the holder member which are superimposed on each other, and the curved portion and the other plate portion are formed. A part of the hanging hook is rotatably housed and arranged in a hook holding part having a closed cross section constituted by a part and a hanging hook structure in which the holder member is attached to a mating part. Since a gap is provided between the holder member and the mating part in a region corresponding to both sides connected to the hook holding portion, the holder member is appropriately bent by the presence of the above-described gap. This makes it possible to easily hold a part of the loading hook (the center of rotation) without rattling without increasing the cost, and at the time of using the loading hook. The weight of the operation feeling and good click feeling can be imparted. In addition, by providing the gap, the holder member can be appropriately bent and a part of the loading hook can be stored in the hook holding portion of the holder member, so that variations in dimensions of the loading hook and the holder member can be absorbed. Therefore, it is easy to control the dimensions of these members.

According to a second aspect of the present invention, the cross-sectional shape of a part of the loading hook rotatably housed in the hook holding portion of the holder member is formed in a shape other than a perfect circular shape. Thus, various operational feelings and moderation feelings according to the cross-sectional shape can be obtained.

[Brief description of the drawings]

FIG. 1 is a sectional view showing a loading hook structure according to a first embodiment of the present invention.

FIG. 2 is a sectional view showing a loading hook structure according to a second embodiment of the present invention.

FIG. 3 is a sectional view showing a loading hook structure according to a third embodiment of the present invention.

FIG. 4 is an enlarged sectional view showing a hook holding portion of a hanging hook structure according to a fourth embodiment of the present invention.

FIG. 5 is a perspective view showing a conventional loading hook structure.

FIG. 6 is an enlarged sectional view taken along line AA in FIG. 5;

FIG. 7 is a cross-sectional view showing an improved example of a conventional loading hook structure.

FIG. 8 is a cross-sectional view showing another improved example of the conventional loading hook structure.

[Explanation of symbols]

 DESCRIPTION OF SYMBOLS 1 Holder member 1a, 1b Plate-like part 2 Loading hook 3 Counterpart part 4 Curved part 5 Hook holding part 7a, 7b Tightening bolt 8a, 8b Nut 10a, 10b Washer 11 14, 18, 19 Gap part (space part) 12a , 12b Projecting portion 13a, 13b Mounting seat 16 Body portion 17a, 17b Mounting seat

Claims (2)

[Claims] 1. A curved portion is formed on one of a pair of plate-shaped portions of a holder member which are superimposed on each other,
A loading hook in which a part of the loading hook is rotatably housed and arranged in a hook holding portion having a closed cross section constituted by the curved portion and the other plate-shaped portion, and the holder member is attached to a mating component. In the structure, a clearance hook portion is provided between the holder member and a mating component in a region corresponding to the hook holding portion and both side portions connected to the hook holding portion. 2. The hanging device according to claim 1, wherein a cross-sectional shape of a part of the hanging hook rotatably housed in the hook holding portion of the holder member has a shape other than a perfect circular shape. Hook structure.