JPH05278119A - Mutually connecting device for boardlike bodies - Google Patents

Abstract

PURPOSE:To constitute the title device so that a connecting condition between boardlike bodies is secured stably for a long time irrespective of a change in applying method of external force and release of connection can't be performed easily. CONSTITUTION:Grooves 2 communicating with the fringes 1b are formed on both sides of a widthwise direction of the top 1a of a female plate 1 in parallel with each other in a lengthwise direction of the female plate 1 and a recessed part 4 is formed in the top 1a of the female plate 1 by connecting with a rear end 3a of a flexible piece 3 made by cutting the bottom 1c of the female plate 1 in a space between the grooves 2, 2 each. On the one hand, when a wedgy hook piece 6 entering a space between the bottom 4a of a recessed place 4 and the undersurface 3b of the flexible piece 3 is projected on the tip of a male plate 5 and the same is inserted into a space between its undersurface 3b and the bottom 4a of the recessed place 4 by opposing elasticity of the flexible piece 3, the hook part 6a is connected with a male plate 5 by the self- restored rear end 3a of the flexible piece 3, through which coming-off stop of the male plate 5 to the female plate 1 is performed.

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a plate-like member connecting device suitable for use as a connecting means for an inner frame of a bag such as a vitiness bag.

[0002]

2. Description of the Related Art Conventionally, as this type of plate piece connecting means, screw connection is generally used, and as a sub-flow, there is also a method of simply inserting a hook portion of an engaging bullet into an engaging recess or hole and engaging. There is.

[0003]

In any of the above-mentioned conventional techniques, the connection can be easily released and the locking effect is not obtained, and the maintenance of the connection locked state is greatly impaired by the change of the external force. There was a problem that it was not always satisfactory enough because it was broken, pulled out, and loosened.

In order to eliminate the above-mentioned problems, an object of the present invention is to maintain the connection state of the plate-like bodies stably for a long period of time regardless of the direction of the external force, and to prevent the connection from being easily released. And

[0005]

DISCLOSURE OF THE INVENTION The above-mentioned object of the present invention is to form grooves communicating with the edges on both sides of the upper surface of the female plate in the width direction in parallel with each other in the longitudinal direction of the female plate, and between these grooves. At the bottom of the female plate in parallel with a depth of approximately two-thirds of the thickness of this female plate and connected to the rear end of the flexible piece, While forming a recess having a depth of about two-thirds, the male plate is provided at its tip with a wedge-shaped hook piece protruding between the bottom surface of the recess and the lower surface of the flexible piece. The flexible member which self-returns the hook portion of the wedge-shaped hook piece inserted between the lower surface and the bottom surface of the recess against the elastic force of the flexible piece of the female plate by using the projecting piece entering the groove of the female plate as a guide. This can be achieved by locking the male plate with respect to the female plate by locking with the rear end of the piece.

[0006]

[Function] The protrusion of the male plate inserted in the groove of the female plate is used as a guide between the lower surface of the flexible plate of the female plate and the bottom surface of the recess, and a wedge-shaped hook is formed against the elastic force of the flexible plate. After inserting the hook part of the piece, the flexible piece self-returns with the snap, and at the rear end, the hook part can be locked by one click and connected, and the male plate can be pulled out from the female plate in the connected state. It can be stopped.

In this connected state, since the protruding piece of the male plate is inserted into the groove of the female plate, the hook piece engages with the flexible piece even if a reverse external force in the lateral width direction is applied to each plate. There is no joint twisting or bending.

When an external force in the thickness direction opposite to that of the plates is applied in the above-mentioned connected state, the upper surface of the wedge-shaped hook piece is in contact with the lower surface of the flexible piece, and the lower surface of the hook piece is concave. The bottom surface of the place is in contact, and the top surface of the groove and the bottom surface of the protrusion are in contact with each other. Can be secured. Therefore, the connected state cannot be easily released.

[0009]

EXAMPLES Examples will be described with reference to the drawings. First, the basic structure of the present invention is
Female board made of plastic such as S resin and POM resin 1
Two grooves 2 and 2 communicating with the edge 1b are formed on both sides of the upper surface 1a in the width direction of the female plate 1 in parallel with each other in the length direction of the female plate 1, and the female plate 1 between these grooves 2 and 2 is formed. Bottom surface 1c
The flexible plate 3 is formed by cutting the female plate 1 into a rectangular shape with a depth of about two-thirds of the thickness of the female plate 1.

The flexible plate 3 is connected to the rear end 3a thereof and is connected to the upper surface 1a of the female plate 1 by approximately two-thirds of the thickness of the female plate.
Form a recess 4 with a moderate depth.

On the other hand, the male plate 5 made of plastic or the like is inserted into the tip 5a between the bottom surface 4a of the recess 4 of the female plate 1 and the lower surface 3b of the flexible piece 3 of the female plate 1 as shown in the drawings. In addition to projecting a wedge-shaped hook piece 6, projecting pieces 7 and 7 which enter the groove 2 of the female plate 1 are projected in parallel as shown in each figure.

Further, the hooks 6a of the wedge-shaped hooks 6 are shown between the lower surface 3b and the bottom surface 4a of the recess against the elastic force of the flexible piece 3 of the female plate 1 by using the projections 7, 7 as guides. After the state shown in FIGS. 3 and 4, the flexible plate 3 is self-recovered by being inserted as shown in FIGS. The male plate 5 is prevented from coming off with respect to 1, and the plate-shaped body interconnection device according to the present invention is constructed.

The structure of the present invention is as described above, and an example of its use will be described below. First, the flexible piece 3 of the female plate 1
Between the bottom surface 3b of the base plate and the bottom surface 4a of the recess.
Using the projecting pieces 7 and 7 of the male plate 5 inserted in the guide as a guide, and against the elastic force of the flexible piece 3, the hook portion 6a of the wedge-shaped hook piece 6 is inserted through the state of FIG. 3 and as shown in FIG. The flexible piece 3 self-returns with the snap and the hook 6a is locked at its rear end 3a by one click, and can be connected as shown in FIG. 4 and FIG. 5, to the female plate 1 in the connected state. The male plate 5 can be prevented from coming off.

In this connected state, the protrusions 7 and 7 of the male plate 5 are inserted into the grooves 2 and 2 of the female plate 1 so that each plate 1,
Even if a reverse external force in the lateral direction is applied to 5, there is no undesired twisting or bending due to the engagement of the hook piece 6 with the flexible piece 3.

Further, when an external force in the thickness direction of each plate in the opposite direction is applied in the above connected state, the upper surface of the wedge-shaped hook piece 6 and the flexible piece 3 are formed.
The lower surface 3b of the hook 4 as shown in FIG. 4, the lower surface of the hook piece 6 and the bottom surface 4a of the recess 4 as shown in FIG. 4, and the upper surfaces of the grooves 2 and 2 are projected. Since the bottom surfaces of the pieces 7 and 7 are in abutment with each other, the connection state can be stably secured without being accidentally broken, bent, or twisted, and the connection cannot be easily released.

[0016]

Since the present invention is configured as described above, it has the following effects. Between the lower surface 3b of the flexible piece 3 of the female plate 1 and the bottom surface 4a of the recess, the protrusions 7 and 7 of the male plate 5 inserted in the groove 2 of the female plate 1 are used as guides, and the flexible piece 3 When the hook portion 6a of the wedge-shaped hook piece 6 is completely inserted against the elasticity of the flexible piece 3, the flexible piece 3 snaps back to itself and the rear end 3a of the hook portion 6a.
There is a first effect that a can be locked by one click and can be connected, and the male plate 5 can be easily prevented from coming off from the female plate 1 in the connected state.

This connected state cannot be easily released and has a second effect that it has a locking effect.

Further, in the grooves 2 and 2 of the female plate 1, the protrusions 7 and 7 of the male plate 5 are provided.
Since the 7 is inserted, even if a reverse external force in the lateral direction is applied to each plate 1 and 5, combined with the engagement of the hook piece 6 with the flexible piece 3, it is not twisted or bent unintentionally. There is also a third effect that the connected state can be secured for a long time.

When an external force in the thickness direction of each plate in the opposite direction is applied in the above-mentioned connected state, the upper surface of the wedge-shaped hook piece 6 and the flexible piece 3 are connected.
The lower surface 3b of the hook 4 and the lower surface of the hook piece 6 and the bottom surface 4a of the recess 4 and the groove 2,
Since the upper surface of 2 and the lower surfaces of the protruding pieces 7 and 7 are in contact with each other, the fourth effect is that the connected state can be more stably secured without being accidentally broken, bent, or twisted. There is also.

[Brief description of drawings]

FIG. 1 is a partially cutaway perspective view showing an embodiment of the present invention.

FIG. 2 is a vertical sectional side view of a main part of the one shown in FIG.

FIG. 3 is a vertical sectional side view showing a state different from that of FIG.

FIG. 4 is a vertical sectional side view showing a state different from that of FIG.

5 is a perspective view showing a connected state of the one shown in FIG. 1. FIG.

[Explanation of symbols]

 1 Female plate 1a Upper face 1b Edge 1c Lower face 2 Groove 3 Flexible piece 3a Rear end 3b Lower face 4 Recess 4a Bottom face 5 Male plate 5a Tip 6 Wedge-like hook piece 6a Hook portion 7 Projecting piece

Claims (1)

[Claims] 1. Edges on both sides of the upper surface 1a of the female plate 1 in the width direction
The groove 2 communicating with 1b is formed in parallel with the length direction of the female plate 1, and the lower surface 1c of the female plate 1 between these grooves 2 and 2 is formed.
The upper surface of the female plate 1 is connected to the rear end 3a of the flexible piece 3 made by cutting the female plate in parallel to a depth of approximately two-thirds of the thickness of this female plate.
a) A recess 4 with a depth of about two-thirds of the thickness of this female plate
On the other hand, the male plate 5 is formed with a wedge-shaped hook piece at its tip between the bottom surface 4a of the recess 4 and the lower surface 3b of the flexible piece 3.
6 and projecting into the groove 2 of the female plate 1,
The wedge-shaped hook piece 6 which is inserted between the lower surface 3b and the bottom surface 4a of the recess against the elastic force of the flexible piece 3 of the female plate 1 using 7 as a guide.
A device for connecting plate-shaped members to each other, in which the male plate 5 is prevented from slipping off from the female plate 1 by locking the hook portion 6a of the self-returned flexible piece 3 at its rear end 3a.