JP2003287016A - Member attaching device - Google Patents

Abstract

<P>PROBLEM TO BE SOLVED: To provide a member attaching device that attaches a target member to a wall such as a building from the inside. <P>SOLUTION: This attaching device includes a bolt body 2 having a head 8 on one end and a male screw 10 on the other end, on which a hook member 4 and an elastic member 5 are put sequentially from the one end toward the other end. The device also includes a female screw member 7 screwed thereon, a mounting portion 14 by which the hook portion 4 is mounted on the body 2, and an engaging portion 15 projected from the mounting portion 14, its leading end extending in a direction toward the outside by the member 5 when the member 5 is elastic deformed by an turning operation of the member 7 toward the head 8. <P>COPYRIGHT: (C)2004,JPO

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a fixture for a member for fixing an angle member or the like to a ceiling or a wall of a building, and in particular, it does not require a space on the opposite side of the attachment portion and can be used from one side. The present invention relates to a fixture for a member that can be attached only.

[0002]

2. Description of the Related Art Various methods are conceivable for attaching various members to a wall of a structure. However, in a factory building or the like, a relatively strong fixing mechanism is required, so that bolts and nuts are required. The fixing method is frequently used.

Conventionally, a fixing structure shown in FIG. 7 is known as a fixing structure using bolts and nuts. FIG. 7 is an example of a case where a wiring tool for wiring a cable is attached to a wall in a building of a factory. In the figure, 51 is a bolt, 52 is a nut, 53 is a wall, 54 is a wiring tool for wiring a cable, and 55 is an angle member that supports the wiring tool 54. Holes 56 are formed in the wall 53 and the angle member 55 at corresponding positions.

When the angle member 56 is installed on the wall member 53, the bolt 51 is inserted into the hole 56 from the outside of the wall member 53 while the angle member 55 is held in a fixed position inside the wall member 53. , Bolt 5 protruding from the angle member 55
Angle member 55 by tightening nut 52 to 1
To fix. Further, the wiring tool 54 is fixed on the angle member 55.

[0005]

By the way, in the fastening means using the bolt 51 and the nut 52, the wall body 53 is used.
Inside, the operator holds the angle member 55 in place on the wall 53, and in this state another operator inserts the bolt 51 into the hole 56 from the outside of the wall 53 and tightens the nut 52 from the inside. There is a problem in that the work is required, a large number of workers are required, and the work is troublesome. Further, when there is no scaffold outside the wall body 53, it is necessary to separately provide a scaffold, which causes a problem of extra labor and cost.

The present invention has been made in consideration of such circumstances, and an object thereof is to attach a member to a wall of a building or the like so that any desired member can be attached from the inside. To provide.

[0007]

In order to achieve the above object, the present invention proposes the following means. In the invention according to claim 1, a bolt main body having a head portion at one end portion and at least the other end portion side being a male screw portion is sequentially hooked from the one end portion side of the bolt main body toward the other end portion side. While mounting the member and the elastic member, and further by screwing the female screw member, the hooking member protrudes from the mounting portion to be mounted on the bolt body, and the female screw member is rotated in the head direction. When the elastic member is elastically deformed by a dynamic operation, the elastic member is provided with a locking portion which is expanded and the tip of the elastic member is expanded outward.

According to the member attachment of the present invention, when attaching a specific member to a target wall or the like, the attachment is inserted into the hole formed in the wall and the nut is rotated. Then, the elastic member is compressed, the locking portion expands on the back surface of the wall body, and further tightened by the nut, so that the cooperative action between the locking portion and the nut causes the member to firmly adhere to the wall body. Fixed. Therefore, according to this attachment, the member can be easily fixed to the wall body only by the surface from one side of the wall body.

According to a second aspect of the invention, in the attachment for the member according to the first aspect, a cover is provided between the hooking member and the head to cover the deformed hooking member. And

According to the attachment of the member according to the present invention, when the nut of the attachment is tightened to open the locking portion, the locking portion is covered with the cover. Therefore, even when exposed to wind and rain outdoors, the rust of the hook member is delayed, and the member can be fixed to the wall body for a long period of time.

According to a third aspect of the present invention, in the attachment for the member according to the first aspect, a washer is provided between the elastic member and the female screw member.

According to the member attachment of the present invention, when the female screw member (nut) is tightened, the washer moves only in the direction in which the elastic member is compressed in a predetermined posture. Therefore, the mounting work can be easily performed.

[0013]

BEST MODE FOR CARRYING OUT THE INVENTION Embodiments of the present invention will be described below with reference to the drawings. FIG. 1 is a view showing a state before attaching an angle member to a building with this fixture, in which 21 is a wall of the building, 24 is a mounting member attached to the wall, and 1 is an angle member. It is a fixture attached to a wall.

A mounting hole 23 is formed in the wall 21. The attachment member 24 is formed in an L-shape including a fixing portion 25 and a cable arranging portion 26, and a hole 27 is formed in the fixing portion 25. The fixture 1 includes a bolt body 2, a cover 3, a hook member 4, an elastic member 5, a washer 6, and a nut (female screw member) 7.

The bolt body 2 is composed of a head portion 8, a rod-shaped portion 9 and a male screw portion 10, and the outer diameter of the head portion 8 is larger than the outer diameter of the rod-shaped portion 9. The rod-shaped portion 9 is a rod-shaped portion, and the rod-shaped portion 9 has a head 8 from one end opposite to the head 8.
The male screw portion 10 is formed up to the vicinity. Cover 3
Is made of an elastically deformable member such as rubber, and is provided closer to the male screw 10 than the head 8 of the bolt body 2.

The hooking member 4 is made of a metallic elastically deformable member, and as shown in FIG. 4, it has a mounting portion 14 and a locking portion 15. The mounting portion 14 has a hole at its center, and the rod portion 9 is relatively inserted into the hole. The hooking member 4 is provided with a plurality of projecting system stoppers 15 that extend radially from the mounting portion 14, and the system retaining portions 15 expand so as to extend radially from the mounting portion 14 as described later. It can be opened.

The elastic member 5 is made of an elastically deformable member such as rubber and has a hole 28 at its center, and the outer diameter of the hole 28 is the same as that of the mounting hole 23 formed in the wall 21. The diameter is such that it can penetrate into the hole 27 formed in the mounting member 24, and the rod portion 9 is relatively inserted into the hole 28.

In order to fix the mounting member 24 to the wall body 21 using the mounting tool 1 having the above structure, first, as shown in FIG. 1, the wall body 21 is mounted with the L-shaped mounting member 24. Located in a defined state. That is, the mounting hole 23 of the wall 21
And the hole 27 of the mounting member 24 are aligned with each other. In this state, the fixture 1 is inserted from the inside of the wall 21 into the hole 27 and the attachment hole 23 of the attachment member 24, and the tip of the system stopper 15 is positioned so as to come to the back surface of the wall 21. Furthermore, the elastic member 5
Are positioned so as to come into the mounting holes 23 of the wall body 21.

Next, the nut 7 is rotated from the inside of the wall body 21 using a spanner or the like to move the nut 7 in the direction of arrow B. Then, the elastic member 5 is sandwiched between the hooking member 4 and the washer 6 and elastically deformed, compressed in the direction of the arrow B, and at the same time, comes into close contact with the side surface of the mounting hole 23 of the wall body 21. The hooking member 4 is pushed out by the elastic member 5 to open the locking portion 15, and the tip of the locking portion 15 is hooked on the wall body 21. At this time, the cover 3 has the system stopper 1
The diameter of the tip of the wall 5 is widened by expanding the tip of the wall 5, and the system stopper 15 is covered from the back surface of the wall 21. In this state, the mounting member 24 is firmly fixed to the wall body 21 by the cooperative action between the nut 7 and the system stopper 15.

To remove the mounting member 24 from the wall 21, press the mounting member 24 and use a wrench or the like to tighten the nut 7
Is rotated to move the nut 7 in the direction of arrow A.
Then, the tip of the system stopper 15 is narrowed by the elastic return force of the system stopper 15, and as a result, the elastic member 5 is pushed out in the direction of arrow A. The elastic member 5 is pushed out in the direction of the arrow A by the system stop portion 15, while being expanded in the direction of the arrow A by the elastic return force and separated from the side surface of the mounting hole 23 of the wall body 21. At this time, the diameter of the tip of the cover 3 returns to the original diameter due to the elastic return force. In this state, the mounting tool 1 is pulled out from the mounting hole 23 of the wall body 21 and the hole 27 of the mounting member 24, and the mounting member 24 which is being pressed is separated from the wall body 21, so that the wall body 21 of the mounting member 24 is removed. Removal is completed.

According to the above-mentioned structure, the locking portion 15 of the hook member 4 is elastically deformed to be expanded and expanded to the wall 21.
, The nut 7 tightens the mounting member 24 from the inside of the wall body 21 through the washer 6,
The wall 21 and the attachment member 24 can be easily fixed only by an operation from the inside. Further, when the nut 7 is rotated in the direction of arrow A, the diameter of the tip portion of the locking portion 15 of the hooking member 4 returns to the original diameter due to the elastic restoring force, so that the fixture can be operated only from the inside. 1 can be easily removed from the wall 21. That is, the attachment member 24 can be easily removed from the wall body 21 only by an operation from the inside.

Further, since the hook member 4 is covered from the back surface of the wall surface 21 by the cover 3, its rust is delayed even when it is exposed to wind and rain outdoors, and as a result, the fixture 1 is , The mounting member 24 to the wall 21 for a long time
Can be fixed to. Further, since the mounting tool 1 is provided with the washer 6, when the nut 7 is tightened, the washer 6 moves only in the direction in which the elastic member is compressed in a predetermined posture. Therefore, the mounting work can be easily performed.

[0023]

As described above, according to the first aspect of the invention, when a specific member is attached to a target wall body or the like, the fixture is inserted into the hole formed in the wall body, Rotate the nut. Then, the elastic member is compressed, the locking portion expands on the back surface of the wall body, and further tightened by the nut, so that the cooperative action between the locking portion and the nut causes the member to firmly adhere to the wall body. Fixed. Therefore, according to this attachment, the member can be easily fixed to the wall body only by the surface from one side of the wall body.

Further, according to the invention of claim 2, when the nut of the fixture is tightened to open the locking portion, the locking portion is covered with the cover. Therefore, even when exposed to wind and rain outdoors, the rust of the hook member is delayed, and the member can be fixed to the wall body for a long period of time.

Further, according to the third aspect of the invention, when the nut is tightened, the washer moves only in the direction in which the elastic member is compressed in a predetermined posture. Therefore,
Easy installation work.

[Brief description of drawings]

FIG. 1 is a side view showing an attachment for a member according to an embodiment of the present invention.

FIG. 2 is a view showing a fixture for a member according to the embodiment of the present invention and is a side view showing a state where it is attached to a wall body.

FIG. 3 is a view showing an attachment of a member according to an embodiment of the present invention, and is a schematic front view showing a state in which a hooking member is hooked on a wall body.

FIG. 4 is a perspective view showing a hook member according to an embodiment of the present invention.

FIG. 5 is a view showing a hooking member according to an embodiment of the present invention, and is a perspective view showing a state in which a system stop portion of the hooking member is expanded.

FIG. 6 is a side view showing a state in which the mounting member is fixed to the wall body by using the member mounting tool according to the embodiment of the present invention.

FIG. 7 is a side view showing a state in which a mounting member is fixed to a wall body using a conventional bolt and nut.

[Explanation of symbols]

1 fixture 2 bolt body 3 cover 4 Hook members 5 Elastic member 6 washers 7 Nut (female screw member) 8 heads 10 Male thread 14 Mounting part 15 Locking part

Claims (3)

[Claims] 1. A bolt main body having a head at one end and at least the other end being a male screw portion, and a hook member and an elastic member are sequentially provided from the one end of the bolt main body toward the other end. While mounting the member, the female screw member is further screwed, the hooking member projects from the mounting portion to be mounted on the bolt body, and the female screw member is rotated in the head direction. When the elastic member is elastically deformed, the engaging member is expanded by the elastic member, and the tip of the elastic member expands in a direction of being separated outward. 2. The fixture for a member according to claim 1, wherein
A fixture for a member, wherein a cover for covering the deformed hook member is provided between the hook member and the head. 3. The fixture for a member according to claim 1, wherein
A fixture for a member, wherein a washer is provided between the elastic member and the female screw member.