JPH0525918U - Locking structure of overlapping members - Google Patents

Abstract

(57) [Abstract] [Purpose] To strengthen the fitting and locking of the fastener and the overlay member of the overlay member that is fixed by the fastener. A locking structure of a stacking member for fixing two stacking members with a fastener, wherein the two stacking members are gutter-shaped bodies in which side plates are opposed to each other at opposite ends of a bottom plate. An engaging hole is provided on the side plate, and a flange portion extending along the extension direction of the side plate is projected, and a rail portion is formed by the both flange portions, while the fastener is fitted to the rail portion. It is characterized in that it has an engaging portion that engages with the engaging hole.

Description

[Detailed description of the device]

[0001]

[Industrial applications]

 The present invention relates to a locking structure of a superposition member for fixing two superposition members with a fastener.

[0002]

[Prior Art]

 Conventionally, as a locking structure of this type of superposing member, there is one described in Japanese Utility Model Laid-Open No. 63-153713 as shown in FIG. That is, when the two members coupled via the hinge 5 are overlapped with each other with the hinge 5 as a pivot, the protrusions 8A, 8B of the lock arms 7A, 7B provided on one of the members are arranged on the other side. In a weighting member having one or a plurality of lock portions that engage with the holes 11A and 11B provided in the members, the projections 8A and 8B are formed in the lock portions at least near the rotation support shaft. A feature is that a guide wall 15 for guiding the fitting into 11A and 11B is provided.

[0003]

[Problems to be solved by the device]

 By the way, in such a locking structure of the superposing member, when an external force acts on the superposing member and the superposing member is twisted, or when another object hooks the lock portion, the lock arm is easily disengaged. There is a problem that the lock arm easily comes off when the lock arm is not completely fitted to the other protrusion.

The present invention has been made in view of the above points, and in a stacking member for fixing two stacking members with a fastener, even when the stacking member is twisted or another object catches the lock portion, An object of the present invention is to provide a locking structure for overlapping members in which the engaged state of the lock portion is not easily released.

[0005]

[Means for Solving the Problems]

 In order to achieve the above object, according to the present invention, there is provided a locking structure of a stacking member for fixing two stacking members with a fastener, wherein the stacking members are vertically arranged with side plates facing each other at both ends of a bottom plate. Forming a gutter-like body, providing an engaging hole on the side plate, and projecting a flange portion extending along the extension direction of the side plate, and the rail portion is formed by the both flange portions. A groove portion that fits into the rail portion is formed, and an engaging portion that engages with the engaging hole is provided.

[0006]

[Action]

 When the tip of the side plate of one stacking member abuts the tip of the side plate of the other stacking member, each flange of both stacking members forms a rail, and the groove of the fastener is slid into the rail. The fitting can be fitted into the engaging hole at an appropriate position of the side plate while fitting the fitting into the rail portion, and the locking portion of the fitting can be locked into the engaging hole. You can

[0007]

【Example】

 An embodiment of the present invention will be described below with reference to the drawings.

In FIG. 1 (a), the lock structure of the protector for wire harness according to the present invention is one trough-shaped superposing member having side plates 22 a and 22 b which are erected so as to face the bottom plate 21. A protector including a protector body 20 and a lid 30 as another overlapping member that shields the opening thereof, and a protector body 20 and a fastener 50 for fixing the lid 30 which are provided separately. To be done.

The protector main body 20 is provided with a plate-shaped projecting portion 23 that projects outward from the tip of one side plate 22a and extends along the extension direction of the side plate 22a (that is, the wiring harness wiring direction). Further, a flange portion 24 is provided which protrudes downward from the tip of the protruding portion 23 and extends along the extension direction of the side plate 22a.

An engaging recess 25 is provided on the outer surface of the flange portion 24, which is separated from one end of the flange portion 24 by a predetermined distance in the extending direction of the side plate 22a.

An engaging hole 26 is provided in the side plate 22a near the engaging recess 25.

Further, as shown in FIG. 2, a protrusion 27 extending from the bottom plate 21 to the protrusion 23 is provided on the inner surface of the side plate 22 a so as to shield the engagement hole 26. Inside the protrusion 27, A vertical hole 28 penetrating from the bottom plate 21 to the protrusion 23 is provided, and the engagement hole 26 is communicated with the vertical hole 28.

The lid 30 is provided with a groove depth shallower than the groove depth of the main body 20, and in other portions, the tip of the side plate 22 b facing the side plate 22 a of the main body 20 is used as a symmetry axis to form the main body 20. They are provided symmetrically and are attached to the tip of the side plate 22b of the main body 20 so as to be openable and closable via a hinge 31. Therefore, when the lid 30 is closed by using the hinge 31 as a rotation support shaft, the protruding portion 33 of the lid 30 abuts the protruding portion 23 of the main body 20, and the flange portion 34 of the lid 30 and the flange portion 24 of the main body 20 make the side plate 22a. The rail portion 40 is formed so as to extend in the extending direction. The depth of the groove of the lid 30 may be the same as or deeper than the depth of the groove of the main body 20.

The fastener 50 includes a pair of side plates 52 a and 52 b that are provided to face each other at both ends of the bottom plate 51, and a pair of protrusions that project from the tips of the side plates 52 a and 52 b toward each other. It forms a grooved body having pieces 53a and 53b, the groove portion 54 of the fastener 50 can be slidably fitted to the rail portion 40, and the bottom plate 51 of the fastener 50 is engaged with the engagement recessed portion 25 of the rail portion 40. 35 can be fitted. The rail portion 40 is fixed by a fastener 50 as a first lock. However, when the main body 20 and the lid 30 are incompletely fitted to each other, the groove portion 54 of the fastener 50 cannot be fitted to the rail portion 40.

As shown in FIGS. 3 and 4, the pair of side plates 52a, 52b have locking projections 54 as locking parts projecting outward from the side plates 52a, 52b on the respective projecting pieces 53a, 53b side. When the bottom plate 51 of the fastener 50 is fitted into the engaging recesses 25, 35 of the rail portion 40, the pair of side plates 53a, 53b of the fastener 50 engage the engaging holes 26 of the main body 20 and the lid 30. , 36, and the locking projections 54a, 54b are engaged with the engaging holes 26, 36 to form a second lock. When the locking projections 54a, 54b are locked in the engaging holes 26, 36, the projecting pieces 53a, 53b of the fastener 50 are located inside the vertical holes 28, 38 provided on the inner surfaces of the side plates 22a, 32a. It is supposed to do.

In such a structure, in order to fix the protector body 20 and the lid 30 with the fasteners 50, first, the lid 30 is closed by using the hinge 31 as a rotation support shaft, and the protruding portion 23 of the body 20 and the protruding portion of the lid 30 are protruded. The part 33 is abutted. At this time, the rail portion 40 is formed by the flange portion 24 of the main body 20 and the flange portion 34 of the lid 30. Next, as shown in FIG. 1A, the fastener 50 is fitted into the rail portion 40 and moved toward the engagement recesses 25 and 35. As shown in FIG. 3, when the fastener 50 reaches the engaging recesses 25 and 35, the bottom plate 51 of the fastener 50 is pushed into the engaging recesses 25 and 35 to engage the side plates 52a and 52b of the fastener 50 at the same time. The engaging projections 54a and 54b, which are engaged with the engaging holes 26 and 36 and serve as the engaging portions of the fastener 50, are engaged with the engaging holes 26 and 36 of the main body 20 and the lid 30 (see FIG. b), Fig. 4). Thereby, the main body 20 and the lid 30 can be fixed.

When the locking projections 54 a, 54 b of the fastener 50 are locked in the engaging holes 26, 36 in this manner, the vertical body provided inside the protector body 20 and the side plates 22 a, 32 a of the lid 30. Since the protrusions 53a, 53b of the fastener 50 are located inside the holes 28, 38, even if the protector for the wire harness is twisted by an external force or another object is caught in the fastener, The stop projections 54a and 54b are not easily disengaged from the engagement holes 26 and 36.

In this embodiment, the lid 30 is connected to the one side plate 22b of the protector main body 20 by using the hinge 31, but the present invention is not limited to this. The lock structure according to the present invention may be used for 22b.

Further, although the present invention has been described by being applied to the protector for the wire harness, the present invention is not limited to this, and the present invention can be applied to various things such as a case.

[0020]

[Effect of the device]

 As described above, according to the present invention, one superposing member is superposed on the other superposing member, and the fasteners are slidably fitted to the rail portions protruding from the side plates of both superposing members, and the side plates Since the fastener is fitted in the engaging hole at an appropriate position and the engaging portion of the fastener is engaged in the engaging hole, incomplete fitting of the superposition member can be prevented. Also, even if an external force acts on the stacking member and the stacking member is twisted or another object hits the fastener and the fastener is caught, the engagement state of the fastener and the engaging hole can be easily released. In that case, the two superposed members can be securely fixed.

[Brief description of drawings]

FIG. 1 (a) is a perspective view showing a locking structure of a superposition member according to the present invention, showing a state in which a fastener is removed. (B) FIG. 1 (a) is a partially cutaway perspective view showing a state in which the fastener is engaged with the engagement hole of the overlapping member.

FIG. 2 is a perspective view showing an essential part of the overlapping member of FIG. 1 (a) opened.

FIG. 3 shows a state in which the fastener of FIG. 1 (a) is fitted to a rail of an overlapping member, and the fastener before the fastener is fitted into the engaging recess of the rail is located in the engaging recess. FIG.

FIG. 4 is a cross-sectional view showing a state in which the fastener of FIG. 3 is engaged with an engaging recess of a rail of a superposing member.

FIG. 5 is a perspective view showing a main part of a conventional overlapping member opened.

[Explanation of symbols]

20 protector body for wire harness (one overlapping member) 21 bottom plate 22a, 22b, 32a, 32b side plates 23, 33 protrusion 24, 34 flange 26, 36 engaging hole 27 protrusion 28 vertical hole 30 lid (other) Overlapping member) 40 Rail part 50 Fastener 51 Bottom plate 52a, 52b Side plate 53a, 53b Projecting piece 54a, 54b Locking protrusion (locking part)

Claims (1)

[Scope of utility model registration request] 1. A locking structure of a stacking member for fixing two stacking members with a fastener, wherein the two stacking members form a gutter-shaped body in which side plates are opposed to each other at opposite ends of a bottom plate. , A flange portion extending along the extension direction of the side plate is provided on the side plate, and a rail portion is formed by the both flange portions, and the fastener is fitted to the rail portion. Configure the groove,
Further, an engaging portion that engages with the engaging hole is provided, and the fastener is slidably fitted on a rail portion of the superposing member and the engaging portion is engaged with the engaging hole. Locking structure for overlapping members.