JPH07269556A - Two-member connecting device - Google Patents

Abstract

PURPOSE:To provide a two-member connecting device in which a female connector and a male connector are formed in a common shape, the appearance of the connection is fine, and a structure having no fear of hurting a human body is provided. CONSTITUTION:In a connecting device to connect the connecting part 3 of a female connector 1 inserted to the end of one side hollow member PI, and the connecting part 13 of a male connector 10 inserted to the end of the other side hollow member P2, by a clamp in a desired angle, lateral conical joints 4 and 14, which are made in the smaller diameter from the inner end faces 4a and 14a, to the side end faces 4b and 14b are provided crossing each other, at the half width of the bases 3a and the like of the female connector connecting part 3 and the male connector connecting part 13. And at the remaining half width of the female connector base 3a, a cover 5 fitting to the male connector joint 4 is provided, while a cover 15 fitting to the female connector joint 4 is provided at the remaining half width of the male connector base. Joint inserting recesses 7 and 17 are formed to the both covers 5 and 15, and the female and the male connectors 1 and 10 are made in the same structure.

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a connecting device for connecting two members at an arbitrary angle.

[0002]

2. Description of the Related Art Most of the connecting devices for connecting members such as pipes and shelters in a two-dimensional direction, a female connecting member is inserted into one member end portion and a male connecting member is inserted into the other member end portion. It is known that the joints of a connecting body are superposed on each other and are supported by bolts at arbitrary angles. (For example, Japanese Utility Model Publication No. 57-39480 and Japanese Utility Model Publication No. 58-4998) Further, insert a female connector at one member end and a male connector at the other member end, and insert an intermediate member between the male and female connectors. It is also known to connect two members in a three-dimensional direction with a body interposed.
(For example, Japanese Utility Model Publication No. 4-9814)

[0003]

In the conventional connecting device, the female connecting body and the male connecting body are formed in different structures.
When attaching the connecting device to a plurality of connecting portions, there is a troublesome problem that it is necessary to insert the male and female connected bodies while selecting them, and there is also a problem that forming the connected bodies separately makes the male and female expensive. . Further, since the joint of the male and female connected body is supported only by the bolt, there is a problem that the bolt is broken and the connection is released when a large load or impact is applied to the connecting portion.

No matter how many coupling devices are arranged, the external appearance of the connecting portion is inferior and the outer shape of the joint has sharp corners, so that there is a problem that the connecting portion may hurt the body. Therefore, the present invention has been made in view of the above problems of the prior art, and an object thereof is to have a female connector and a male connector in common, and to have a good appearance of the connecting portion, An object of the present invention is to provide a two-member connecting device having a structure that does not cause damage to the two-member connecting device.

[0005]

In order to achieve the above object, a two-member connecting device according to the present invention comprises a connecting part of a female connecting member which is fitted into one end of a hollow member and an end of the other hollow member. In a connecting device for connecting a connecting portion of a male connecting device to be inserted into a stopper with a stopper, a half-width of a connecting portion substrate of a male and female connecting device is crossed with a horizontal conical joint having a smaller diameter from an inner end face toward a side end face. On the other hand, the remaining half width of the female connector board is provided with a cover portion that fits into the male connector joint, and the remaining half width of the male connector board is provided with a cover portion that fits into the female connector joint. The joint fitting insertion concave portions are formed in both cover portions, and the male and female connecting tools have the same structure.

[0006]

[Function] For the female connector and the male connector, a horizontal conical joint having a smaller diameter from the inner end face toward the side end face is provided in a staggered manner in the half width of the connecting portion substrate, and the remaining half width of the substrate is joined. Since the cover portions are provided so as to be staggered relative to each other and the outer shape of the connecting portion is formed into a curved surface without corners, there is no fear of damaging the body.
Moreover, since the male and female connectors have the same structure, they can be commonly used.

[0007]

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS First, a two-member connecting device according to the present invention will be described with reference to FIGS. 10 is inserted, and the connecting portion 3 of the female connecting tool 1 and the connecting portion 13 of the male connecting tool 10 are inserted.
The lateral holes 6 and 16 are communicated with each other, and the stopper 9 is inserted into the lateral holes 6 and 16 to connect them at an arbitrary angle.
The leg 2 inserted into the inside of the hollow member P1 is projected to the rear of this, and the male connector 10 projects the leg 12 inserted into the inside of the hollow member P2 behind the connecting part 13.

As shown in FIGS. 1 and 5 to 9, the two-member connecting device according to the present invention has a connecting portion 3 of a female connecting tool 1 and a male connecting tool 10.
The connecting portions 3 and 13 of the male and female connecting tools 1 and 10 are characterized in that the horizontal conical joints 4 and 14 are staggered relative to each other in a half width of the substrates 3a and 13a. The remaining half width of the board 3a is provided with a cover portion 5 that fits into the male connector fitting 14, and the remaining half width of the male connector board 13a is provided with a cover portion 15 that fits into the female connector fitting 4, respectively. Under the connector joints 4 and 14, stoppers 8 and 18 that are continuous with the covers 5 and 15 are provided, and the male and female connectors 1 and 10 have the same structure.

As shown in FIGS. 7 to 9, the connecting portion 3 of the female connecting tool 1 has substantially the same shape as the vertical cross section of the hollow member P1 and has an appropriate thickness t.
Of the substrate 3a having the side end surface 4 from the inner end surface 4a.
While projecting a horizontal conical joint 4 having a small diameter toward b,
A cover 5 having a recess 7 corresponding to the size of the male connector fitting 14 is provided in the remaining half width of the board 3a, and the inner end surface 4 of the fitting 4 is provided.
a has a circular shape with an inner end diameter R that bites into the recess 7, and has a side end surface 4
b is a side end diameter r that is smaller than the inner end diameter R and forms a semicircle.
A horizontal hole 6 is formed at the center of the
The stopper 8 continuous with the above is integrally formed.

Since the male connector 10 has the same structure as the female connector 1 and the female connector 1 is used as the male connector 10, detailed description thereof will be omitted. The lateral holes 6 and 16 formed in the female connector joint 4 and the male connector joint 14 respectively have insertion portions 6a and 16a in the central portion and a recessed step portion 6b larger than the insertion portions 6a and 16a in the outer peripheral portion as shown in FIG. , 16b are formed. The stopper 9 is a bolt 9a that is slightly shorter than the lateral width L of the member and is screwed with a nut 9b. It is preferable to use an Allen bolt for the bolt 9a.

In the two-member connecting device shown in FIGS. 10 to 15, the joint outer peripheral surface 4c of the female connector connecting portion 3 and the joint outer peripheral surface 14c of the male connecting member connecting portion 13 are formed in the joints 4 and 14 by lateral holes. 6 and 16 are formed into a curved surface having a horizontal bell shape or a horizontal bowl shape that forms an arc with a radius S with respect to the center line X, and from the inner end surface 4a with the inner end diameter R to the side end surface 4b with the side end diameter r, The joints 4 and 14 are in a jointed ball shape in a joined state, and the recess 7 of the female connector cover 5 and the recess 17 of the male connector cover 15 form a curved surface similar to the joint outer peripheral surfaces 4c and 14c. is there.

In the two-member connecting device according to the present invention, the female connecting member 1 and the male connecting member 10 have the same structure as in the above structure, so that the hollow members P1 and P2 such as a headstock are connected to each other. In this case, a large amount of female connector 1 corresponding to the shape of the head member P1 is manufactured in advance, and first the leg portion 2 of the female connector 1 is fitted into the end portion of one head member P1 to make the head member P1 female. While attaching the connector 1, the leg 2 of the separate female connector 1 is fitted and inserted into the end of the other head member P2, that is, the female connector 1
Is attached to the head member P2 as a male connector 10.

Next, the joint 4 of the female connector 1 and the joint 14 of the male connector 10 are opposed to each other in a staggered manner, and the cover 5 of the female connector 1 and the cover 15 of the male connector 10 are also counteracted in a staggered manner. Seise, both joints 4,14
The inner end surfaces 4a and 14a of the female connector 1 are brought into face-to-face contact with each other, the joint 4 of the female connector 1 is placed in the recess 17 of the male connector cover 15, and the joint 14 of the male connector 10 is recessed in the female connector cover 5. 7 and after fitting the lateral holes 6,16 of both joints 4,14, the lateral holes 6,16
The bolt 9a is inserted into the bolt 9a, the nut 9b is screwed into the bolt 9a, and the connecting portions 3 and 13 are connected and fixed.

From the horizontal state where the joints 4 and 14 of the female connector 1 and the male connector 10 are locked to the upper portions of the covers 5 and 15 with the stopper 9 as an axis, the stoppers 8 and 18 are inserted into the covers 5 and 15, respectively. Since it can be rotated within a range of about 90 degrees until it is locked to the lower part of the, when the male and female connecting tools 1, 10 are fitted and inserted into the hollow members P1, P2, the stopper 9 should be horizontally oriented. Moreover, if the covers 5, 15 are selected to be either upper or lower, not only can the hollow member P2 be connected up to 90 degrees upward or 90 degrees downward with respect to the hollow member P1, but also the stopper 9 can be vertically connected. The hollow members P1,
P2 can be connected to the range of 90 degrees left or 90 degrees right even in the horizontal state. That is, the male and female connectors 1, 10 can be coupled within a range of about 90 degrees with the stopper 9 as a spindle.

The two-member connecting device according to the present invention is not limited to the above-mentioned embodiment, and for example, the male and female connecting tools 1,
The joints 4 and 14 and the cover portions 5 and 15 provided on the connecting portions 3 and 13 of 10, the lateral holes 6 and 16 formed in the joints 4 and 14, and the shape structure of the stopper 9 that connects the joints 4 and 14 are Modifications can be made as appropriate without departing from the spirit of the present invention. Further, the procedure for attaching the male and female connectors 1, 10 to the hollow members P1, P2, the procedure for coupling the two connector joints 4, 14 and the like are not limited to those in the above embodiment.

[0016]

Since the two-member connecting device according to the present invention has the above structure, it has the following effects. Since the female connector and the male connector have the same structure, it is not necessary to select the female and male connectors to fit and insert them separately when inserting the male and female connectors separately into the two members. become. Moreover, since the joints of the connecting parts of both connecting parts are formed in a curved surface, and a part of the connecting parts are fitted into the covering parts of the connecting parts,
The appearance of the connecting part is good and there is no risk of damaging the body.

In particular, a joint, which is provided so as to be staggered by a half width of the male and female connectors, is formed in a lateral conical shape having a smaller diameter from the inner end face toward the side end face, and a part of the joint covers the opposing connector. Since it is fitted into the portion and supported by the cover and cannot be detached not only in the front-back and up-down directions but also in the left-right direction, the durability of the connecting portion is significantly improved as compared with the conventional connecting device that is supported only by bolts. In addition, since the male and female connectors have the same structure, they can be provided at a lower cost than the conventional connecting device in which the male and female connectors are formed in different structures and can be commonly used.

[Brief description of drawings]

FIG. 1 is an exploded perspective view showing a structural example of a coupling device according to the present invention.

FIG. 2 is a plan view showing a usage example of the coupling device of the present invention.

FIG. 3 is a front view thereof.

FIG. 4 is a partially cutaway front view showing an example of fitting the male and female connectors.

FIG. 5 is a cross-sectional view showing an example of connection of joints.

6 (A) and 6 (B) are a sectional view showing a fitting example of a connector and a front view showing a usage example.

FIG. 7 is an exploded plan view of the male and female connector.

FIG. 8 is a partially cutaway front view thereof.

9 is a cross-sectional view of FIG.

FIG. 10 is a plan view showing another coupling device.

FIG. 11 is a transverse sectional view thereof.

FIG. 12 is a cross-sectional view showing a connected state of a joint.

FIG. 13 is an exploded plan view of the male and female connector.

FIG. 14 is a front view thereof.

FIG. 15 is a partially cutaway front view showing an example of fitting the male and female connectors.

[Explanation of symbols]

1 Female connector 10 Male connector 2,12 Leg part 3,13 Connecting part, 3a, 13a Substrate 4,14 Joint 5,15 Cover part 6,16 Horizontal hole 7,17 Recessed part 8,18 Stopper 9 Stopper 4a, 14a Joint inner end surface, 4b, 14b Joint end surface, 4
c, 14c Joint outer peripheral surface P1, P2 Hollow member R Joint inner end diameter, r Joint side end diameter, S Joint outer peripheral surface radius L Member lateral width

Claims (2)

[Claims] 1. A connecting part (3) of a female connector (1) fitted into an end of one hollow member (P1) and the other hollow member (P2).
In a connecting device for connecting a connecting portion (13) of a male connecting tool (10) fitted to an end portion at an arbitrary angle with a stopper (9), a female connecting tool connecting portion (3) and a male connecting tool connecting portion (13) are provided. ) Substrate (3a, 13
In the half width of a), the side end face (4
Horizontal conical joint (4, 14) with a smaller diameter toward b, 14b)
And the cover part (5) that fits into the male connector fitting (14) is provided in the remaining half width of the female connector board (3a) by the remaining half width of the male connector board (13a). A two-member connecting device in which a cover (15) fitted to the female connecting fitting (4) is provided and the male and female connecting tools (1, 10) have the same structure. 2. The outer peripheral surface (4) of the joint of the female connector connecting portion (3).
c) and the outer peripheral surface (14c) of the joint of the male connector connecting portion (13),
An arc is formed with respect to the center line (X) of the lateral holes (6, 16) formed in the joints (4, 14), and the male connector joint (14) is inserted into the female connector cover (5). Insert the recess (7) into the male connector cover (1
The two-member connecting device according to claim 1, wherein the female connector fitting (4) is provided with a fitting insertion concave portion (17) in (5).