JP4399189B2 - Joining tool and joining method of members to be joined using the joining tool - Google Patents

Description

[0001]
BACKGROUND OF THE INVENTION
The present invention includes at least a pair of screw holes and is directed to the member to be joined so that each screw hole is disposed on both sides of the joint portion of the two members to be joined. The present invention relates to a joining tool that joins each member to be joined by screwing in and screwing, and a joining method of the member to be joined using the joining tool.
[0002]
[Prior art]
Traditionally, there is a soundproof room that was developed to play the piano in a house. This soundproof room is assembled by joining a plurality of panels 100 and connecting the panels together by attaching a connector 200 to these joints and screwing them as shown in FIG. 6 (Patent Document 1).
[0003]
At this time, a concave portion is formed at a position where the joining tool 200 is addressed and into which the screw is screwed, and the screws are screwed into the concave portion, whereby the panels 100 as the members to be joined are joined to each other. The
[0004]
[Patent Document 1]
Japanese Patent No. 30133965 (FIG. 5)
[0005]
[Problems to be solved by the invention]
However, the position where the concave portion is formed is not necessarily accurate, and as a result of joining the panels 100 with the joint tool 200, there is a problem that the joint is opened. If the joints open in this way, treble sounds leak from the joints, and there was a problem in soundproofing.
[0006]
Therefore, the present invention solves the above-described problems, and provides a joining tool that can join the members to be joined together with the joints securely closed, and a method for joining the members to be joined using the joining tool. Objective.
[0007]
[Means for Solving the Problems and Effects of the Invention]
The invention according to claim 1, which has been made to solve the above-described problems, includes at least a pair of screw holes, and the screw holes are arranged so that the screw holes are arranged on both sides of a joint portion between two members to be bonded. Each of the screw holes is connected to the member by joining the member to be joined by screwing the screw into the member to be joined and screwing the screw into the member to be joined. A guide portion that guides the screw along the guide direction from the screw hole to the other screw hole, and when the screw is moved in the screwing direction, the screw is moved along the guide direction. A taper portion that moves toward the screw hole side of the pair, and the taper portion is formed by providing the guide portion in the screw hole, and the head portion of the screw is fitted into the screw hole. Make Because, wherein the slopes gently than in the fitting tapering portion formed in the screw hole.
[0008]
When a screw is screwed into the member to be joined through the screw hole of the joint tool, the screw is pushed in the direction of the other screw hole by the tapered portion and moves along the guide portion. Then, each screw moves each member to be joined in a direction to abut each other, and each member to be joined is joined in a state of being strongly abutted at the joint.
[0009]
Therefore, when this joining tool is used, each member to be joined can be joined in a state where the joint portion is securely closed. In addition, when this connector is used, the members to be joined can be surely connected so that no gap is generated at the joint even if there is a slight shift in the position where the recess is formed, as long as the screw can move in the guide portion. Can be joined. Therefore, if a soundproof panel is joined using this joining tool, it is possible to reliably prevent sound leakage such as high sounds that are likely to leak from the joints.
[0010]
Next, as described in claim 2, the guide portion is preferably a long hole formed in an elongated shape along the guide direction. If it is formed in an egg shape or the like, when the member to be joined is moved by being pushed by the screw, the member to be joined may be shaken in a direction not intended by the operator. The members to be joined can be moved in the direction intended by the person to join them reliably.
[0011]
Next, as described in claim 3, it is preferable that the joining tool for joining members to be joined such as a soundproof panel is formed in a flat plate shape.
Next, as described in claim 4, it is preferable that the bonded article is a soundproof panel.
[0012]
Next, as described in claim 5, when the members to be bonded are bonded using the bonding tool according to any one of claims 1 to 4, the following may be performed.
First, an elastic sheet material that can be elastically deformed is sandwiched between contact surfaces where the members to be bonded come into contact with each other, the members to be bonded are arranged in parallel, and screw holes are arranged on both sides of the joint portion between the two members to be bonded. The joining tool is attached to the member to be joined, and the screw is screwed into each member to be joined by passing the screw through each screw hole. If it does in this way, when joining a to-be-joined member with a joining tool, an elastic sheet material will be pinched | interposed between to-be-joined members, and the gap of the joint part of a to-be-joined member can be filled reliably.
[0013]
DETAILED DESCRIPTION OF THE INVENTION
Embodiments to which the present invention is applied will be described below with reference to the drawings.
1A and 1B are explanatory views of the connector of the present embodiment, in which FIG. 1A is a plan view of the connector and FIG. 1B is a cross-sectional view taken along line AA ′ of FIG. 2A and 2B are explanatory views for explaining the manufacturing method of the connector according to the present embodiment. FIG. 2A is a plan view of the connector, and FIG. 2B is a cross-sectional view taken along line AA ′ of FIG.
[0014]
The connector 1 of the present embodiment is formed in a flat plate shape as shown in FIG. One screw hole 10 is formed in the vicinity of both ends in the longitudinal direction of the connector 1 and in the center in the width direction. As shown in FIG. 1B, the screw hole 10 is formed in a shape that allows the head portion 72 (see FIG. 4) of the screw 70 to be fitted, and has a diameter from the upper surface side to the lower surface side of the connector 1. The wall surface 12 is formed in a taper shape so that the width becomes narrower.
[0015]
Further, as shown in FIG. 1A, the opening 14 on the lower surface side of the screw hole 10 is guided in the guide direction (FIG. 1) from the one screw hole 10 to the other screw hole 10 through the connector 1. (A) is formed in a long shape along the arrow). Specifically, when the screw 70 is fitted into the screw hole 10, the central portion of the screw hole 10 where the body portion 74 of the screw 70 is located. From the side of the pair of screw holes 10 (hereinafter referred to as the inner side), it is formed in an elongated shape toward the opposite side (hereinafter referred to as the outer side). Moreover, the opening part 14 is formed in the width | variety in which the body part 74 (refer FIG. 4) of the screw 70 can be penetrated. The opening portion 14 functions as a guide portion that guides the screw 70 along the guide direction.
[0016]
By the way, as shown in FIG. 2, the connector 1 forms a screw hole 10 ′ (dotted line portion) formed in a truncated cone shape, and a portion outside the center portion of each screw hole 10 (in FIG. 2). What is necessary is just to cut and form the slanting line portion α) that falls to the right. In this way, since it is possible to use a machine for manufacturing an existing connector having a screw hole 10 'formed in a truncated cone shape, the connector 1 of this embodiment can be manufactured at low cost and very easily. Can be manufactured. However, as a matter of course, the screw hole 10 as shown in FIG. 1 may be formed from the beginning without forming the screw hole 10 ′ formed in a truncated cone shape in advance.
[0017]
A method of joining the panels of the soundproof room using the joint 1 described above will be described.
FIG. 3 is a plan view of the side wall of the soundproof room assembling from above, and FIG. 4 is a partially enlarged view of FIG. 3 and an enlarged view of a joint portion of the panel (a portion surrounded by a circle in FIG. 3). It is sectional drawing of the part to which the connector 1 is addressed.
[0018]
The soundproof room 5 has a plurality of support pillars called Yatoi 50 standing around the floor at equal intervals, a soundproof panel 52 is arranged between the Yatoi 50 and the Yatoi 50, and the panels 52 are joined by sandwiching the Yatoi 50 between them. Assembled.
Of these, a yatoy 50 can be fitted on the side surface along the height direction of the panel 52 (perpendicular to the paper surface of FIG. 3) and facing the other panel 52, as shown in FIG. A fitting groove 54 is formed. The fitting groove 54 has such a size that the Yatoi 50 can be accommodated in the space formed by the fitting groove 54 of each panel 52 when the panels 52 are stood against each other with the surfaces where the fitting grooves 54 are formed in contact with each other. Is formed.
[0019]
Further, a soundproof elastic sheet 56 is affixed to the surface of each panel 52 where the fitting groove 54 is formed, and the surface of the joint portion of each panel 52 is connected to the above-described connector 1. A groove 58 is formed.
Further, a recess 60 is formed in a portion where the joining groove 58 is formed and into which a screw is screwed. The recess 60 has a demon nut 62 (formed in a cylindrical shape and a panel on the outside. A screw hole for screwing the screw 70 is formed, and a nut provided with a screw thread for screwing the screw 70 is screwed therein.
[0020]
Therefore, when the panels 52 are joined together, first, the joining tool 1 is directed to the joining groove 58, the screws 70 are passed through the screw holes 10, and the tips of the screws 70 are screwed into the demon nuts 62. At this time, since the elastic sheet 56 is sandwiched between the panels 52, the gap between the panels 52 is large. Therefore, in the screw 70, the body portion 74 abuts on the outer wall surface of the wall surface forming the opening 14, and the lower surface portion of the head portion 72 abuts on a portion of the wall surface 12 outside the opening portion 14. Placed in the state.
[0021]
When this screw 70 is screwed into the demon nut 62, the head portion 72 of the screw 70 slides on the wall surface 12 of the screw hole 10, and each screw 70 moves toward the pair of screw holes 10 along the guide direction. To do. Therefore, each panel 52 is pushed by the screw 70 and approaches each other, and when the head portion 72 is fitted into the screw hole 10, the elastic sheet 56 is crushed and joined. Therefore, the joint portion of each panel 52 is completely filled with the elastic sheet 56, and there is no gap.
[0022]
As described above, the use of the connector 1 of the present embodiment has the following effects.
When this joining tool 1 is used, each panel 52 can be joined in the state which closed the joint part reliably. In addition, when this connector 1 is used, if the screw 70 is within the range in which the opening 14 (corresponding to the guide portion of the present invention) can be moved, even if the position where the concave portion 60 is formed is somewhat blurred, the joint 70 Thus, the panels 52 can be reliably bonded to each other so that no gap is generated. Therefore, if the soundproofing panel 52 is joined as described above using the joint 1, it is possible to assemble a soundproofing room having an excellent soundproofing effect, which can surely prevent sound leakage such as high sounds that easily leak from the joints. .
[0023]
Further, when the opening 14 is formed in an egg shape or the like, when the panel 52 is pushed and moved by the screw 70, the panel 52 may be shaken in a direction not intended by the operator. Thus, if the opening 14 is formed in the shape of a long slot along the guide direction, the panels 52 can be moved in the direction intended by the operator, and these can be reliably joined together. it can.
[0024]
In addition, the part which moves the screw 70 toward the paired screw hole 10 side along a guide direction when the screw 70 is screwed in the wall surface 12 corresponds to a tapered portion of the present invention.
The embodiment of the present invention is not limited to the above embodiment, and it goes without saying that various forms can be adopted as long as they belong to the technical scope of the present invention.
[0025]
For example, in the present embodiment, a flat plate-like joint portion has been described, but it goes without saying that the screw hole 10 as in the present embodiment may be formed in a joint that is bent at a right angle.
In addition, as shown in FIG. 2, the connector 1 of the present embodiment forms a screw hole 10 ′ (dotted line portion) formed in a truncated cone shape, and is a portion outside the center portion of each screw hole 10 ( In FIG. 2, only the slanted line portion α) that falls to the right is cut away. However, as shown in FIG. 5, there is no problem even if the inner portion of the screw hole 10 is cut away.
[Brief description of the drawings]
1A and 1B are explanatory diagrams of a connector according to the present embodiment, in which FIG. 1A is a plan view of the connector and FIG. 1B is a cross-sectional view taken along line AA ′ of FIG.
FIGS. 2A and 2B are explanatory views for explaining a manufacturing method of the connector of the present embodiment, in which FIG. 2A is a plan view of the connector, and FIG. 2B is a cross-sectional view taken along line AA ′ of FIG.
FIG. 3 is a plan view seen from above of assembling the side walls of the soundproof room.
4 is a partially enlarged view of FIG. 3 and an enlarged view of a joint portion of the panel (a portion surrounded by a circle in FIG. 3). FIG. 4 is a partial cross-sectional view of the connector 1.
FIGS. 5A and 5B are explanatory views of a modification of the connector of the present embodiment, where FIG. 5A is a plan view of the connector and FIG. 5B is a cross-sectional view taken along line AA ′ of FIG.
FIG. 6 is an explanatory diagram of a conventional panel connection method.
[Explanation of symbols]
DESCRIPTION OF SYMBOLS 1 ... Joiner, 5 ... Soundproof room, 10 ... Screw hole, 12 ... Wall surface, 14 ... Opening part, 50 ... Yato, 52 ... Panel, 54 ... Fitting groove, 56 ... Elastic sheet, 58 ... Joining groove, 60 ... Recessed part, 62 ... Demon nut, 70 ... Screw, 72 ... Head part, α ... Shaded part,

Claims (5)

At least a pair of screw holes,
The screw holes are arranged so that the screw holes are arranged on both sides of the joint portion of the two members to be joined, the screws are passed through the screw holes, and the screws are screwed into the joint members. In the joining tool for joining each member to be joined by stopping,
Each screw hole is
A guide portion that guides the screw along a guide direction from the one screw hole to the other screw hole by following the connector;
When the screw is moved in the screwing direction, a tapered portion that moves the screw toward the screw hole side of the pair along the guide direction;
Equipped with a,
The tapered portion is
The guide portion is formed by providing the screw hole, and the head portion of the screw is fitted to the screw hole, so that the guide portion is inclined more gently than the fitting taper portion formed in the screw hole. Features a connector. The connector according to claim 1.
The said guide part is a long hole formed in the elongate shape along the said guide direction, The connector characterized by the above-mentioned. The connector according to any one of claims 1 and 2,
The said connector is formed in flat form, The connector characterized by the above-mentioned. The connector according to any one of claims 1 to 3,
The joined article is a soundproof panel. A joining method for joining the members to be joined using the joint tool according to claim 1,
With the elastic sheet material elastically deformable sandwiched between the contact surfaces with which the members to be bonded contact each other, the members to be bonded are juxtaposed,
Address the joint to the member to be joined so that the screw holes are arranged on both sides of the joint portion of the two members to be joined;
A joining method, wherein the screw is screwed into each member to be joined through the screw through each screw hole.

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