JP2001254712A - Connector - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide a connector to connect a member made of concrete, etc., and suitable for connecting a thin member. SOLUTION: This connector is constituted of a male type connecting fitting 3 to be fastened on one connecting member 1 and a female type connecting fitting 11 to be fastened on the other connecting member 2. The male type connecting fitting 3 has a plate type connecting piece 5 to project from a joint end surface 1a of the one connecting member 1. A flat type connecting piece inserting chamber 13 into which the connecting piece 5 of the male type connecting fitting 3 is inserted is formed and members 15, 16 to prevent falling of the connecting piece 5 by inserting the connecting piece 5 are provided on the female type connecting fitting 11, and the female type connecting fitting 11 is formed in a flat shape.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a connecting tool, and more particularly, for example, in a case where concrete members are connected to each other, the concrete members are fixed to a joint of the two members so that both concrete members are brought close to each other. The present invention relates to a connector that can connect members by doing so.

[0002]

2. Description of the Related Art Conventionally, there is a method of connecting connecting members such as concrete members with bolts and nuts. In this method, bolt insertion work and nut rotation work are required, and this work is performed in a narrow place. In addition, when connecting with a large number of bolts and nuts, the connection is time-consuming and inefficient.

[0003] For this reason, there has been proposed a coupling tool in which a divided segment is provided in a nut, and the bolt can be inserted into the nut without rotating so as to be connected.

[0004]

In a connecting tool composed of a nut having a segment as described above and a bolt inserted into the nut, for example, when connecting large-sized concrete members to each other, a connecting force is required. It is necessary to increase the diameter of the bolt and nut in order to increase the diameter.
In order to use such bolts and nuts having a large diameter, it is necessary to increase the thickness of a portion of the connecting member where the bolts and nuts are embedded and fixed. That is, it is necessary to increase the thickness of the connecting portion (joining portion) of the connecting member.

Therefore, when the connecting portion (joining portion) of the connecting member is thin, the above-mentioned bolt and nut type connecting tool cannot be used.

SUMMARY OF THE INVENTION It is an object of the present invention to provide a connector which can be easily connected by bringing the connecting members close to each other, and which can be installed at a thin connecting portion (joining portion).

[0007]

According to the first aspect of the present invention, there is provided a male connector which is fixed to one connecting member, and a second connecting member which is fixed to the other connecting member. The male connection fitting has a plate-shaped connection piece protruding from a joint end face of one of the connection members, and the female connection fitting includes the male connection fitting. A flat connection piece insertion chamber into which the connection piece of the metal fitting is inserted is formed, and a member for preventing the connection piece from coming off by inserting the connection piece is provided, and the female type metal fitting is formed in a flat shape. It is assumed that.

According to a second aspect of the present invention, there is provided a male connecting fitting (3) fixed to one connecting member (1) and a female connecting fitting (3) fixed to the other connecting member (2). 11), the male connection fitting (3) has a plate-shaped connection piece (5) protruding from the joint end face (1a) of one of the connection members (1), and the connection piece (5). Both sides of (5) are formed in a tapered surface (8) that widens toward the tip, and the female connecting fitting (11) has a flat connecting piece insertion chamber (5) into which the connecting piece (5) is inserted. 13) is formed as a tapered surface (14) whose both side surfaces expand toward the back, and on both sides of the connecting piece insertion chamber (13), the tapered surface (1) of the chamber is formed.
4) A plate-shaped locking member (1) that moves in the front-rear direction along
5) and (16), and further, the locking members (15) and (1).
A biasing means (21) (22) for biasing 6) forward is provided to form the female connection fitting (11) in a flat shape, and the connection piece (5) of the male connection fitting (3) is provided. To the female connector (1
By inserting into the connecting piece insertion chamber (13) of 1), the locking between the tapered surfaces (8) on both sides of the connecting piece (5) and the tapered surfaces (14) on both sides of the connecting piece inserting chamber (13). Member (1
5) It is characterized in that the connection piece (5) is prevented from coming off by the interposition of (16).

According to a third aspect of the present invention, a male connector (3) fixed to one connecting member (1) and a female connector (3) fixed to the other connecting member (2). 11), the male connection fitting (3) has a plate-shaped connection piece (5) protruding from the joint end face (1a) of one of the connection members (1), and the connection piece (5). Both sides of 5) are formed with screw teeth-like irregularities (50), and the female connecting fitting (11) has a flat connecting piece insertion chamber (13) into which the connecting piece (5) is inserted. Both side surfaces are formed as tapered surfaces (14) expanding toward the back, and move on both sides of the connecting piece insertion chamber (13) in the front-rear direction along the tapered surface (14) of the chamber. Plate-shaped locking members (15) and (16) are provided, and the connecting pieces (5) are provided on inner surfaces of the locking members (15) and (16).
Screw-like irregularities (51) meshing with the screw-like irregularities (50) of the second embodiment, and further, the locking members (15) and (16)
Biasing means (21) and (22) for biasing the
The female connecting fitting (11) is formed in a flat shape, and the connecting piece (5) of the male connecting fitting (3) is inserted into the connecting piece insertion chamber (13) of the female connecting fitting (11). The connecting piece (5) and the tapered surfaces (1) on both sides of the connecting piece insertion chamber (13).
4) The locking members (15) and (16) intervene between them to prevent the connecting piece (5) from coming off.

According to a fourth aspect of the present invention, a male connector (3) fixed to one connecting member (1) and a female connector (3) fixed to the other connecting member (2). 11), the male connection fitting (3) has a plate-shaped connection piece (5) protruding from the joint end face (1a) of one of the connection members (1), and the connection piece (5). 5) Both sides are formed with saw-toothed irregularities (60), and the female connection fitting (1) is formed.
In 1), a flat connection piece insertion chamber (13) into which the connection piece (5) is inserted is formed as a tapered surface (14) whose both side surfaces expand toward the back. Insertion room (13)
Plate-like locking members (15) and (16) that move in the front-rear direction along the tapered surface (14) of the chamber are provided on both sides of the chamber, and inner surfaces of the locking members (15) and (16) are provided. And a saw blade-shaped unevenness (61) meshing with the saw blade-shaped unevenness (60) of the connecting piece, and further, the locking member (15)
Biasing means (21) and (22) for biasing (16) forward are provided to form the female connection fitting (11) in a flat shape, and the connection piece (5) of the male connection fitting (3) is provided. ) Is inserted into the connection piece insertion chamber (13) of the female connection fitting (11), whereby the engagement between the connection piece (5) and the tapered surfaces (14) on both sides of the connection piece insertion chamber (13). It is characterized in that the members (15) and (16) intervene to prevent the connection piece (5) from coming off.

According to a fifth aspect of the present invention, a male connector (3) fixed to one connecting member (1) and a female connector (3) fixed to the other connecting member (2). 11), the male connection fitting (3) has a plate-shaped connection piece (5) protruding from the joint end face (1a) of one of the connection members (1), and the connection piece (5). A bulge (81) is formed on both sides of 5), and a slit (82) having an opening at the center is formed at the center, and the connection piece (5) is inserted into the female connection fitting (11). The flat connecting piece insertion chamber (86) is located on both sides at the back of the flat connecting piece insertion chamber (86).
And a wedge-shaped protrusion (87) in the center of the back.
By inserting the connecting piece (5) of the male connecting fitting (3) into the connecting piece insertion chamber (86) of the female connecting fitting (11), the projection (87) is formed by the slit (82). ), Wherein the bulging portion (81) of the connecting piece (5) is deformed and fitted into the widened space (85).

According to a sixth aspect of the present invention, a male connector (3) fixed to one connecting member (1) and a female connector (3) fixed to the other connecting member (2). 11), the male connection fitting (3) has a plate-shaped connection piece (5) protruding from the joint end face (1a) of one of the connection members (1), and the connection piece (5). Both sides of (5) are formed in a tapered surface (8) that widens toward the tip, and the female connecting fitting (11) has a flat connecting piece insertion chamber (5) into which the connecting piece (5) is inserted. 13), and plate-like locking members (15) (16) are provided on both sides in the connecting piece insertion chamber (13).
And a taper surface (15a) which is rotatably provided and which is locked to the taper surface (8) of the connecting piece (5) on the inner surface thereof.
(16a), and furthermore, plate-like operating levers (94) and (95) are rotatably provided in the inner part of the connecting piece insertion chamber (13), and the locking members (15) and (16) are further provided. Lock pieces (97) and (98) to be inserted into the back of the bracket, and the relationship between the locking members (15) and (16), the operating levers (94) and (95), and the lock pieces (97) and (98) is described. When the connecting piece (5) is inserted into the connecting piece insertion chamber (13), the operating levers (94) and (95) are moved by the connecting piece (5), and the lock pieces (97) and (98) are locked. (15) Inserted into the back of (16) to close the locking members (15) and (16) to lock the tapered surfaces (15a) and (16a) to the tapered surface (8) of the connecting piece (5). It is characterized in that it is made to be.

[0013]

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS An embodiment of the present invention will be described based on an embodiment shown in the drawings.

A first embodiment shown in FIGS. 1 to 3 will be described.

1 to 3, reference numeral 1 denotes one connecting member, and 2 denotes the other connecting member.
Are, for example, interconnected concrete products.

The one connecting member 1 is fixedly provided with a male connecting metal fitting 3 made of metal. The male connection fitting 3 includes a shaft portion 4 embedded in one connection member 1 and a connection piece 5 protruding from the joint side end surface 1a of the one connection member 1.
These are formed integrally by pressing or forging. Further, a locking portion 6 bulging to both sides is integrally formed at the back end of the shaft portion 4. Further, as shown in FIG. 2, a cylindrical vibration absorbing member 7 made of an elastic material such as rubber is fitted on the outer periphery of the shaft portion 4 and is embedded in the connecting member 1 such as a concrete member. The shaft portion 4 and the connecting piece 5 can slightly move in the direction perpendicular to the axis XX with the connecting piece 5 side centering on the locking portion 6 side.

The connecting piece 5 is formed with tapered surfaces 8, 8 that are open outward toward the front so that the width thereof gradually increases toward the front, and both tapered surfaces 8, 8 are formed. Are formed on the reverse tapered surfaces 9, 9 whose width gradually decreases inward from the front end. Flanges 10 are formed on both sides on the base side of the connecting piece 5.

[0018] The connecting piece 5 and the locking portion 6 and the shaft portion 4 is formed in a plate shape, in the embodiment set the plate thickness d ₁ of about 10mm as shown in FIG. 3, as shown in FIG. 2 Width W _{1 of} shaft 4
Was set to about 30 mm, the width W ₂ of the width and the flange portion 10 of the tip widened portion 9a of the connecting piece 5 is set to about 40 mm, it was set further W ₃ of reduced width portion 9b of the connecting piece 5 to about 25mm . In addition,
The shaft portion 4 and the locking portion 6 may be formed of a round bar.

The other connecting member 2 has a female connecting fitting 11
Is embedded with its one end face exposed to the joint end face 2 a of the other connecting member 2.

The main body 12 constituting the female connecting fitting 11 is formed of metal, and the main body 12 is provided with the joining end face 2.
A rectangular opening 13a opening to a is formed. The opening shape of the opening 13a is formed in a rectangular shape into which the plate-like connecting piece 5 can be inserted in one piece.

A connection piece insertion chamber 13 is formed at the back of the opening 13a, and both inner wall surfaces of the connection piece insertion chamber 13 in the width direction of the connection piece 5 to be inserted reach the back. It is formed on the expanding tapered surfaces 14, 14. Further, the inclination angle of the tapered surfaces 14, 14 with respect to the axis XX, and the axis X− of the tapered surfaces 8, 8 of the connecting piece 5.
The relationship between X and the inclination angle is set larger in the former than in the latter.

Further, the connecting piece insertion chamber 13 is provided between the tapered surface 8 of the connecting piece 5 and the tapered surface 14 of the connecting piece insertion chamber 13 when the connecting piece 5 is inserted as shown in FIG. A space in which locking members 15 and 16 to be described later intervene, and a space 1 located in the inner part of the space where the locking members 15 and 16 can retreat.
7 and 18. In addition, the connection piece insertion chamber 13
Is formed in a flat space having substantially the same dimension as the dimension of the plate thickness d ₁ of the connecting piece 5.

Wedge-shaped locking members 15, 16 whose diameters on the opening 13a side are reduced are provided on both sides in the connecting piece insertion chamber 13.
Are provided so as to be able to advance and retreat along the tapered surface 14.
The locking members 15 and 16 are provided with guide elongated holes 1 formed therein.
The guide pin 20 on the main body 12 side is inserted into 9 and moves along the tapered surface 14. Further, the locking members 15, 16 are formed of a flat metal plate.

Springs 21 and 22 serving as urging means are housed in the spaces 17 and 18, respectively,
5 and 16 are constantly urged toward the opening 13a.

As shown in FIGS. 1 and 3, the female connector 11 has two metal front and back plates 23 and 24 each having a concave portion forming the space 13, 17, 18 formed on the inner surface thereof. These are polymerized and fixed with screws 25 to form a plate (flat).

The female connector 11 has a main part 12
1 and FIG. 2 to form a substantially C-shape,
The connection member 2 is prevented from falling off.

Next, the connection operation of the above embodiment will be described.

First, the male connecting fitting 3 is embedded and fixed to one concrete connecting member 1, and the female connecting fitting 1 is fixed.
1 is embedded and fixed to the other concrete connecting member 2, and the two connecting members 1 and 2 are separated from each other, that is, as shown in FIG. The connection from the disconnected state will be described.

When the connecting pieces 5 are inserted through the opening 13a so that the connecting members 1 and 2 are close to each other, first, the connecting pieces 5 are attached to the tapered distal ends of the locking members 15 and 16 at the position shown in FIG.
And the locking members 15 and 16 move to the inner part against the urging force of the springs 21 and 22. The movement of the locking members 15 and 16 is caused to move along the tapered surface 14 by the guide slot 19 and the pin 20, and the locking members 15 and 1 are moved.
6 becomes gradually longer (wider).

When the connecting piece 5 is inserted up to the position shown in FIG. 2 and the distance between the facing ends of the tapered sides of the locking members 15 and 16 is larger than the width of the widened end portion 9a of the connecting piece 5, The locking members 15 and 16 are pushed toward the opening 13a by the urging forces of the springs 21 and 22, and advance to the position shown in FIG. As a result, both locking members 15 and 16 are interposed between the tapered surface 14 of the main body 12 and the tapered surface 8 of the connecting piece 5 like a wedge, so that the connecting piece 5 is securely prevented from coming off. The members 1 and 2 are connected.

Therefore, when connecting the two connecting members 1 and 2, it is only necessary to position the connecting piece 5 at the front of the opening 13a and bring the two connecting members 1 and 2 relatively close to each other. The connection work can be performed easily compared to the connection using a nut.

The male connecting fitting 3 and the female connecting fitting 11
Since both are formed flat in a plate shape as shown in FIGS. 1 and 3, both of these connecting fittings 3 and 11 can be embedded in thin connecting members 1 and 2 and used for mutual connection of thin members. Also, the present invention can be applied to a case where the connecting member is to be connected at a thin portion.

FIG. 4 shows a second embodiment.

In the second embodiment, the female connecting metal fitting 11 is made up of three metal plates, namely, an intermediate plate 30 in which a portion corresponding to a chamber such as the connecting piece insertion chamber 13 is omitted, and front and back plates 31, 32. It is formed by polymerizing a plate.

Since the other structure is the same as that of the above-described embodiment, the same portions are denoted by the same reference numerals and description thereof will be omitted.

The second embodiment has the same operation and effect as the first embodiment.

FIGS. 5 and 6 show a third embodiment.

The third embodiment is a modification of the means for fixing the female connecting fitting 11 to the connecting member 2. A fixing bolt 40 is screwed and fixed to the rear part of the female connecting fitting 11, and the fixing bolt is fixed. The female connection fitting 11 is fixed to the connection member 2 by burying and engaging the head 41 of the 40 with the connection member 2 such as concrete. Also, the male connection fitting 3
The locking portion 6 on the side is also formed by a nut and a seat plate.

Since other structures are the same as those of the first embodiment, the same parts are denoted by the same reference numerals as those of the first embodiment, and the description thereof will be omitted.

FIG. 7 shows a fourth embodiment.

In the fourth embodiment, the locking members 15 and 16 of the first embodiment are not wedge-shaped, but are made of rectangular plates, and the tapered surface 8 of the connecting piece 5 is substantially the same as the tapered surface 14 of the main body 12. They are formed in parallel. Since other structures are the same as those of the first embodiment, the same portions are denoted by the same reference numerals and description thereof will be omitted.

The second embodiment has the same operation and effect as the first embodiment.

FIG. 8 shows a fifth embodiment.

The fifth embodiment is a modification of the connecting piece 5 of the male connecting fitting 3 and the locking members 15 and 16 of the female connecting fitting 11 in the first embodiment. 8, a screw tooth-like unevenness 50 as shown in FIG. 8 is formed, and a screw tooth-like unevenness 51 meshing with the unevenness 50 is formed instead of the inner tapered surfaces of the locking members 15 and 16. It is.

Since other structures are the same as those of the first embodiment, the same parts as those described above are denoted by the same reference numerals and description thereof will be omitted.

In the fifth embodiment, the same operation and effect as those of the first embodiment are obtained, but the locking between the connecting piece 5 and the locking members 15 and 16 is particularly high.

FIG. 9 shows a sixth embodiment.

In the sixth embodiment, the uneven portions 50 and 51 in the fifth embodiment are replaced by saw-toothed uneven portions 60 and 61.
It is formed in.

Since the other structure is the same as that of the first embodiment, the same parts as those described above are denoted by the same reference numerals and description thereof will be omitted.

The sixth embodiment has the same functions and effects as the fifth embodiment.

FIG. 10 shows a seventh embodiment.

The seventh embodiment uses a leaf spring in place of the coil spring of each of the above embodiments.

That is, one end of an arc-shaped leaf spring 71 is fixedly provided at the rear ends of the locking members 15 and 16, and the other end of the leaf spring 71 is engaged with the connecting piece 5. It was done. The leaf spring 7 is provided on the female connecting fitting 11 side.
1 is provided as shown in the figure.

Since other structures are the same as those of the fourth embodiment (FIG. 7), the same parts as those described above are denoted by the same reference numerals and description thereof will be omitted.

In the seventh embodiment, the leaf spring 71 is used.
Performs the same operation as the springs 21 and 22 of the embodiment, and the same operation and effect as those of the embodiment can be obtained.

FIG. 11 shows an eighth embodiment.

In the eighth embodiment, the shape of the connecting piece 5 in the seventh embodiment is substantially disk-shaped, and both locking members 15 and 16 which engage with this are formed in an arc shape.

In the eighth embodiment, the same operations and effects as those of the seventh embodiment are obtained.

Note that an elastic material such as rubber may be used instead of the springs 21 and 22 and the leaf spring 71 in each of the above-described embodiments. FIG. 12 shows a ninth embodiment.

The ninth embodiment is different from the previous embodiments in that the movable locking members 15 and 16 and the springs 21 and 22 are movable.
(Leaf spring 71) is connected without being provided.

That is, a bulging portion 81 as shown in the figure is formed on both sides of the connecting piece 5 of the male connecting metal fitting 3, and a slit 82 is formed at the center so as to open the tip.
In addition, the female connecting fitting 11 is formed with a tapered opening 13a whose tip portion expands, and a narrowed portion 84 formed of a projection 83 at the back and a narrowed portion 84 at both sides of the back. A connecting piece insertion chamber 86 composed of the formed wide space 85 is formed, and a wedge-shaped projection 87 is formed at the center of the back. Then, when the connecting piece 5 is inserted through the opening 13a from the separated state as shown in FIG. 12, the connecting piece 5 enters the projecting portion 81 while the bulging portion 81 is deformed toward the slit 82 side and contracts. ,
Thereafter, the protrusion 83 bites into the slit 82, and the both bulging portions 81, 81 expand into the widened spaces 85, 85 on both sides. As a result, the bulging portions 81, 81 are engaged with the protruding portions 83, 83 to prevent the pin 5 from coming off, and the male connecting fitting 3 and the female connecting fitting 11 are connected.

The connecting piece 5 in the ninth embodiment is formed of a metal flat plate as in the previous embodiment, and the female connecting fitting 11 is formed flat as in the above-described embodiment.

In the ninth embodiment, the same effects as in the previous embodiment can be obtained.

FIG. 13 shows a tenth embodiment.

In the tenth embodiment, the shapes of the bulging portion 81 of the connecting piece 5 and the connecting piece insertion chamber 86 and the widening space 85 of the female connecting fitting 11 in the ninth embodiment are modified as shown in the figure. It is.

In the tenth embodiment, the same operations and effects as those in the ninth embodiment are obtained.

In the embodiment shown in FIGS. 10 to 13, the front and back of the connecting piece insertion chambers 13, 86 are closed as in the previous embodiment.

FIGS. 14 and 15 show an eleventh embodiment.

In the eleventh embodiment, a male connecting member 3 is fixedly mounted on one connecting member 1 with its base side buried in the base, and the male connecting member 3 is joined to one connecting member 1. A connection piece 5 protruding from the end face 1a is provided. Connecting piece 5
Is formed in a plate shape made of metal, and both sides thereof are formed in a tapered surface 8 which widens toward the front end, and an engaging portion 91 is integrally formed at the tip.

The other connecting member 2 has a female connecting fitting 11
However, the opening 13a is connected to the joining end surface 2 of the other connecting member 2.
It is buried open to a. A connecting piece insertion chamber 13 is formed in the main body 12 at the back of the opening 13a. In the connecting piece insertion chamber 13, a pair of locking members 15, 16 are provided opposite to each other so as to be rotatable about a pin 92 at both sides thereof. The locking member 15,
A tapered surface 16a is formed in a plate-like shape and has a tapered surface 15a, 1
6a are formed.

Pins 9 are provided on both sides of the inner side of the connecting piece insertion chamber 13.
3, a pair of plate-shaped operating levers 94 that rotate about
The operating levers 94 and 95 have an elongated hole 96 formed therein.

The back surfaces 15b, 1 of the locking members 15, 16
Lock pieces 97, 9 are provided between the inner surface 12a of the main body 12 and the lock pieces 97, 9
8 are slidably arranged, and the lock pieces 97, 98
Pin 99 provided in the slot 9 of the operating levers 94 and 95.
6 is loosely fitted.

With the above configuration, the female connection fitting 11 is formed in a flat shape. The front and back of the connecting piece insertion chamber 13 are closed in the same manner as in the previous embodiment.

The operation of the eleventh embodiment will be described.

As shown in FIG. 14, when the pair of locking members 15, 16 of the female connecting fitting 11 located below are open as shown in the figure, the lock pieces 97, 98 are lowered by their own weight, and the operation is started. In a state where the levers 94 and 95 are tilted as shown in the figure, when the male connecting fitting 3 is lowered together with the connecting member 1 and the connecting piece 5 is inserted from the opening 13a of the female connecting fitting 11, the connecting piece 5 Descends in the connecting piece insertion chamber 13,
The engaging portion 91 at the tip pushes and moves the inner ends 94a and 95a of the operating levers 94 and 95 downward.

As a result, the operating levers 94 and 95 rotate about the pin 93, respectively, and the locking pieces 97 and 98 are pushed up by the engagement of the elongated hole 96 and the pin 99. When the lock pieces 97 and 98 are raised, the locking members 15 and 16 in the state of FIG. 14 are pushed by the lock pieces 97 and 98 and closed so that the upper side moves inward about the pin 92. As shown in FIG. 15, the tapered surfaces 15a and 16a are fitted and locked to the tapered surfaces 8 of the connecting pieces 5 which have been lowered as described above. Further, the lock pieces 97 and 98 are press-fitted between the main body 12 and the lock members 15 and 16 to prevent the lock pieces 97 and 98 from dropping under their own weight, so that the closed state of the lock members 15 and 16 is maintained. .

Therefore, even if a force acts on both connecting members 1 and 2, that is, the male connecting fitting 3 and the female connecting fitting 11 in a direction away from each other, the connecting piece 5 is connected to the two locking members 15 and 16.
To prevent the members 1 and 2 from separating from each other.

[0078]

As described above, by fixing the connecting member of the present invention to the connecting member, both members can be connected only by bringing one connecting member close to the other member, and the connecting operation is easy. become.

Further, since the male connecting fitting and the female connecting fitting are formed in a flat shape, the connecting tool of the present invention can be connected even when the thin connecting member or the connecting portion (joining portion) is thin. There are features.

[Brief description of the drawings]

FIG. 1 is a perspective view showing a first embodiment of the present invention.

FIG. 2 is a plan view of the female connector shown in FIG. 1 with a front plate removed.

FIG. 3 is a side view of FIG. 1;

FIG. 4 is a perspective view showing a second embodiment of the present invention.

FIG. 5 is a plan view showing a third embodiment of the present invention, in which a front plate of a female connecting metal fitting is removed.

FIG. 6 is a side view of FIG. 5;

FIG. 7 is a plan view showing a fourth embodiment of the present invention, in which a front plate of a female connecting metal fitting is removed.

FIG. 8 is a perspective view showing a fifth embodiment of the present invention.

FIG. 9 is a perspective view showing a sixth embodiment of the present invention.

FIG. 10 is a plan view showing a seventh embodiment of the present invention, in which a front plate of a female connection fitting is removed.

FIG. 11 is a plan view showing an eighth embodiment of the present invention, in which a front plate of a female connecting fitting is removed.

FIG. 12 is a plan view showing a ninth embodiment of the present invention, in which a front plate of a female connecting metal fitting is removed.

FIG. 13 is a plan view showing a tenth embodiment of the present invention, in which a front plate of a female connecting fitting is removed.

FIG. 14 is a plan view of the separated state showing the eleventh embodiment of the present invention, in which the front plate of the female connection fitting is removed.

FIG. 15 is a plan view showing a connection state in the embodiment of FIG. 14, with the front plate of the female connection fitting removed.

[Explanation of symbols]

 1, 2 connecting member 1a, 2a joining end face 3 male connecting fitting 5 connecting piece 8, 14 tapered surface 11 female connecting fitting 13 connecting piece insertion chamber 15, 16 locking member 21, 22, 71 biasing means 50, 51 , 60, 61 Unevenness 81 Swelling part 82 Slit 85 Widening space 86 Connecting piece insertion chamber 87 Projection 94,95 Operating lever 97,98 Lock piece

Continued on the front page (51) Int.Cl. ⁷ Identification symbol FI Theme coat II (Reference) F16B 13/08 F16B 13/08 D 21/07 21/07 A (72) Inventor Hidefumi Fukaya 510 Yabutacho, Moriyama-ku, Nagoya-shi Address Mitsuchinai Co., Ltd. (72) Inventor Akira Sugiyama 510 Yabuta-cho, Moriyama-ku, Nagoya-shi Mitsuchiuchi Co., Ltd. (72) Inventor Kubota 51-11-18 Iidabashi, Chiyoda-ku, Tokyo FUJIMI KOKEN Inside (72) Inventor Takaomi Mori 3-11-18 Iidabashi, Chiyoda-ku, Tokyo Inside Fujimi Koken Co., Ltd. (72) Inventor Osamu Yamanaka 12 Unitit shares at 3-1-1 Takatsukadai, Nishi-ku, Kobe City, Hyogo Prefecture In-house (72) Inventor Katsuharu Miyata 12-1-1, Takatsukadai, Nishi-ku, Kobe-shi, Hyogo F-Term (in reference) 2D055 GC02 GC04 2E125 AA76 AF01 AG60 BA02 BB09 BB25 BB36 BD01 BE07 CA58 CA62 CA92 EA34 EB06 3J001 FA06 GA05 GB01 HA04 HA07 HA09 JD17 JD26 JD28 KA06 KB04 3J025 AA02 BA03 BA13 CA03 CA05 DA 01 EA01 3J037 AA08 BA01 BB03 DB01 DC10

Claims (6)

[Claims] 1. A male connecting fitting fixed to one connecting member and a female connecting fitting fixed to the other connecting member, wherein the male connecting fitting is connected to the connecting end face of one connecting member. The female connection fitting has a flat connection piece insertion chamber into which the connection piece of the male connection fitting is inserted, and the connection piece is inserted by inserting the connection piece. A member for preventing the female connector from coming off, wherein the female connector is formed in a flat shape. 2. A male connecting fitting (3) fixed to one connecting member (1) and a female connecting fitting (11) fixed to the other connecting member (2). The connection fitting (3) has a plate-shaped connection piece (5) protruding from the joint end face (1a) of one of the connection members (1), and both sides of the connection piece (5) are provided at the front end. The female connection fitting (11) has a flat connection piece insertion chamber (13) into which the connection piece (5) is inserted. The connecting piece insertion chamber (13) is formed on both sides of the connecting piece insertion chamber (13) with a plate-like engagement member that moves in the front-rear direction along the tapered surface (14) of the chamber. Stop members (15) and (16) are provided.
Biasing means (21) and (22) for biasing (16) forward are provided to form the female connection fitting (11) in a flat shape, and the connection piece (5) of the male connection fitting (3) is provided. ) Is inserted into the connection piece insertion chamber (13) of the female connection fitting (11), whereby both side tapered surfaces (8) of the connection piece (5) and both side tapered surfaces (8) of the connection piece insertion chamber (13) are formed. (14) A connecting tool characterized in that the locking members (15) and (16) are interposed therebetween to prevent the connecting piece (5) from coming off. 3. A male connecting fitting (3) fixed to one connecting member (1) and a female connecting fitting (11) fixed to the other connecting member (2). The connection fitting (3) has a plate-shaped connection piece (5) protruding from the joint end surface (1a) of one of the connection members (1), and both sides of the connection piece (5) are thread-like. The flat connection piece insertion chamber (13) into which the connection piece (5) is inserted is formed in the female connection metal fitting (11). A plate-like locking member (15) is formed on both sides of the connecting piece insertion chamber (13) and moves in the front-rear direction along the tapered surface (14) of the chamber. (16), and the locking members (15) and (16)
On the inside surface of the connecting piece (5), the thread-like irregularities (5
0) is formed with screw tooth-like irregularities (51) meshing with the female member, and urging means (21) (22) for urging the locking members (15) and (16) forward are provided. Mold connection bracket (1
1) is formed in a flat shape, and the connecting piece (5) of the male connecting fitting (3) is inserted into the connecting piece insertion chamber (13) of the female connecting fitting (11), whereby the connecting piece (5) is formed. ) And the connecting members (15), (16) intervene between the tapered surfaces (14) on both sides of the connecting piece insertion chamber (13) to prevent the connecting piece (5) from coming off. And a connector. 4. A male connecting fitting (3) fixed to one connecting member (1) and a female connecting fitting (11) fixed to the other connecting member (2). The connection fitting (3) has a plate-shaped connection piece (5) protruding from the joint end face (1a) of one of the connection members (1), and both sides of the connection piece (5) are saw-toothed. A flat connecting piece insertion chamber (13) into which the connecting piece (5) is inserted is formed in the female connecting metal fitting (11). A plate-like locking member (15) is formed on both sides of the connecting piece insertion chamber (13) and moves in the front-rear direction along the tapered surface (14) of the chamber. (16), and the locking members (15) and (16)
Are formed on the inner side surface of the connecting piece (5) with the saw-toothed irregularities (60) of the connecting piece (5), and the locking members (15) and (16) are further moved forward. A biasing means (21) (22) for biasing is provided to form the female connection fitting (11) in a flat shape, and the connecting piece (5) of the male connection fitting (3) is connected to the female connection fitting. By inserting into the connecting piece insertion chamber (13) of (11), the locking members (15) and (16) are provided between the connecting piece (5) and both side tapered surfaces (14) of the connecting piece inserting chamber (13). ) Is interposed to prevent the connecting piece (5) from coming off. 5. A male connecting fitting (3) fixed to one connecting member (1) and a female connecting fitting (11) fixed to the other connecting member (2). The connection fitting (3) has a plate-shaped connection piece (5) protruding from the joint end face (1a) of one of the connection members (1), and bulges () on both sides of the connection piece (5). 81) and a slit (82) having an open end at the center thereof. A flat connection piece insertion chamber (86) into which the connection piece (5) is inserted is formed in the female metal fitting (11). ) Are formed by providing a widened space (85) at both sides of the back portion, and a wedge-shaped projection (87) is provided at the center of the back portion, and a connection piece (3) of the male connection fitting (3) is formed. 5) is inserted into the connection piece insertion chamber (86) of the female connection fitting (11) so that the protrusion (87) is inserted into the slit (82). Bite bulging portion of the coupling piece (5) in the (81) the wider space (8
5) A coupling tool characterized by being deformed into and fitted therein. 6. A male connecting fitting (3) fixed to one connecting member (1) and a female connecting fitting (11) fixed to the other connecting member (2). The connection fitting (3) has a plate-shaped connection piece (5) protruding from the joint end face (1a) of one of the connection members (1), and both sides of the connection piece (5) are provided at the front end. The female connector (11) is provided with a flat connection piece insertion chamber (13) into which the connection piece (5) is inserted. A plate-like locking member (15) is provided on both sides in the chamber (13).
(16) is provided rotatably, and the inner surface thereof has a tapered surface (1) engaged with the tapered surface (8) of the connecting piece (5).
5a) and (16a) are formed. Further, plate-like operating levers (94) and (95) are provided rotatably in the inner part of the connecting piece insertion chamber (13), and the locking member (15) is further provided. The lock piece (9) inserted into the back of (16)
7) (98) is provided, and the locking members (15) and (16) and the operating lever (94) are provided.
The relationship between the locking piece (95) and the locking pieces (97) and (98) is determined by the connecting piece (5) when the connecting piece (5) is inserted into the connecting piece insertion chamber (13). 95)
Moves, and the lock pieces (97) and (98) are locked by the locking member (15).
(16) inserted into the back of the locking member (15) (16)
Is operated so as to lock the tapered surfaces (15a) and (16a) with the tapered surface (8) of the connecting piece (5).