JPH11166691A - Equipment fixing member - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide an equipment fixing member capable of preventing any loss of a movable body by preventing the movable body from detaching from a bolt at the time of detachment of equipment. SOLUTION: A fixing metal fitting 10 supported inclinably in an erecting or laying state and a movable body 14 for freely moving the fixing metal fitting 10 by turning a bolt 12 supported turnably by the main frame 5 are disposed around the main frame 5 having a flange 3 formed thereat. A small-diameter portion idly rotating with respect to the movable body 14 is formed at the tip of the bolt 12 screwed at the movable body 14. Consequently, when the bolt 12 is loosely turned at the time of detachment of equipment, the movable body 14 cannot be detached from the bolt 12, thereby preventing any loss.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a device for mounting equipment such as a ceiling-mounted ventilation fan and a grill mainly used for ventilation and air conditioning.

[0002]

2. Description of the Related Art In recent years, mounting of equipment such as a grill has been generally carried out by directly fixing to ceilings, walls and floors using three or four mounting screws. However, such a method requires a great deal of time for positioning the mounting screws and drilling the pilot hole. Is growing.

[0003] Conventionally, as an example of this type of equipment mounting apparatus, one described in Japanese Patent Application Laid-Open No. 8-254341 has been known. Hereinafter, the configuration will be described with reference to FIGS. 9 to 11.

As shown in FIG. 1, a mounting surface 10 serving as a ceiling is provided.
1. A body frame 105 having a shape to be inserted into the mounting hole 102 provided at 1 and having a lower portion provided with a flange 103 abutting on the lower surface of the mounting surface 101 and an upper portion provided with a duct connection portion 104.
A plurality of concave grooves 106 are provided on the outer circumference of the
6 has a concave portion 108 which protrudes left and right from the concave groove portion 106 and which is wider than the concave groove portion 106, and has a pressing portion 109 at one end.
and a convex portion 109b is provided at the other end of the substantially L-shaped mounting member 109 so as to engage with the concave portion 108 and serve as a tilting fulcrum of the mounting member 109.
b to form supporting means 110,
The mounting bracket 109 is provided so as to be tiltable in an upright state or a side-down state via the through hole. The width of the concave groove 106 in which the mounting bracket 109 is movable is formed so that the mounting bracket 109 is not distorted by swinging. I have.

[0005] An elongated hole 109 c is formed in a substantially central portion of the mounting bracket 109 supported by the support means 110 in the longitudinal direction of the mounting bracket 109, and a chamber is formed below the concave groove 106 formed in the main body frame 105. A bolt 111 that can be rotated from the inside is rotatably supported so as to be disposed in the concave groove 106 through the long hole 109c of the mounting bracket 109, and is provided on the side wall 112 of the concave groove 106 from the end of the bolt 111. A movable body 113 made of a square nut, which abuts and is prevented from rotating, is screwed by rotating the bolt 111,
A movable means 114 for moving the movable body 113 while being held by the bolt 111 is formed, and a louver 115 is provided on a side portion below the main body frame 105.

[0006] In the above configuration, the main body frame 10 serving as a device is provided.
5 is installed, the bolt 111 of the movable means 114
Is operated to move the movable body 113 to a position away from the mounting bracket 109, and the mounting bracket 109 is
The main body frame 105 is attached to the mounting surface 1
01, the flange 103 formed at the lower part of the main body frame 105 is brought into contact with the lower surface of the mounting surface 101 on the periphery of the mounting hole 102, and the bolt 111 of the movable means 114 is rotated to rotate. The movable body 113 screwed to the bolt 111 is moved along the side wall 112 in a state where the rotation is prevented by the side wall 112 of the concave groove portion 106, and the movable body 113 is moved.
3, the mounting bracket 109 is tilted about the support means 110 as a fulcrum, and is moved sideways. Further, by moving the movable body 113, the holding portion 109a provided at one end of the mounting bracket 109 is attached to the upper surface of the mounting surface 101. The main body frame 105 is mounted on the mounting surface 101 by pressing the mounting surface 101 between the flange 103 and the mounting bracket 109.

[0007]

In such a conventional device mounting device, the movable body 113 is simply screwed and mounted on the bolt 111, so that when the device is removed,
When the rotation of the bolt 111 is continued, there is a problem that the movable body 113 screwed to the bolt 111 may fall off the end of the bolt 111 and be lost.

An object of the present invention is to solve the above-mentioned problems, and an object of the present invention is to provide an apparatus for mounting a device capable of preventing a movable body from being detached from a bolt and preventing the movable body from being lost.

[0009]

According to the present invention, there is provided an apparatus for mounting an apparatus, comprising: a body frame having a shape inserted into a mounting hole of a mounting surface and having a lower portion formed with a flange abutting on a lower surface of the mounting surface; A plurality of concave grooves formed on the outer periphery of the main body frame, and a substantially L-shaped supporting means having a fulcrum in the concave groove as a fulcrum is supported so as to be tiltable in an upright state or a prone state, and a tip thereof is attached to the mounting surface. A mounting bracket slidably disposed with a holding bracket having a flat portion to be pressed,
The bolt, which is moved by the rotation of a bolt rotatably supported by the main body frame and attaches the main body frame by pressing the flat portion of the holding metal bracket against the upper surface of the mounting surface in a state where the mounting bracket is lying down. And a movable means provided with a nut-like movable body screwed into the bolt, and a small-diameter portion on which the movable body idles is formed at the tip of the bolt.

According to the present invention, it is possible to provide an apparatus for mounting a device capable of preventing the movable body from being detached from the bolt and preventing the movable body from being lost.

[0011]

DESCRIPTION OF THE PREFERRED EMBODIMENTS An invention according to claim 1 of the present invention is characterized in that a main body frame having a shape inserted into a mounting hole of a mounting surface and having a lower portion formed with a flange abutting on a lower surface of the mounting surface is provided. A plurality of concave grooves formed on the outer periphery of the body frame,
It is supported in a substantially L-shaped manner by a supporting means having a fulcrum in the concave groove portion so as to be tiltable in an upright state or a sideways state,
The mounting bracket is slidably provided with a holding bracket having a flat portion pressed to the mounting surface at the tip, and the mounting bracket is moved by rotation of a bolt rotatably supported by the main body frame, and the mounting bracket is moved. Moving means provided with a nut-like movable body screwed to the bolt for mounting the main body frame by pressing a flat portion of the holding metal bracket against the upper surface of the mounting surface in a side-down state; The device has a configuration in which the movable body is formed with a small-diameter portion on which the movable body idles, and when the bolt is loosened at the time of removal of the equipment, the movable body moves to a predetermined position when the bolt is loosened. The screwed state is released, and the movable body corresponds to the small diameter part of the bolt, the bolt runs idle and the movable body can no longer move, and the movable body is inserted into the small diameter part of the bolt In bol Prevents the falling out, such an action can be prevented from being lost movable body.

Hereinafter, an embodiment of the present invention will be described with reference to FIGS.
This will be described with reference to FIG. (Embodiment 1) As shown in FIGS. 1 to 3, a flange 3 which is inserted into a mounting hole 2 provided in a mounting surface 1 serving as a ceiling and which abuts on a lower surface of the mounting surface 1 is formed at a lower portion. A plurality of concave grooves 6 are provided on the outer periphery of a main body frame 5 provided with a duct connection portion 4 at an upper portion, and a concave portion 8 which protrudes to the left and right from the concave groove 6 and becomes wider is formed in a deep wall portion 7 of the concave groove 6. Then, a presser fitting 9 having a flat surface portion 9a at its tip is swingably provided,
A concave portion 8 is provided at the other end of the mounting bracket 10 formed substantially in an L shape.
Convex portion 10a which is engaged with the
And a support means 11 formed by the concave portion 8 and the convex portion 10a is provided. The mounting member 10 is provided so as to be tiltable in an upright state or a sideways down state via the supporting means 11, so that the mounting member 10 is movable. The width of the groove 6 is equal to the mounting bracket 10.
Are formed to such an extent that they are not distorted by rocking.

An elongated hole 10b is formed at a substantially central portion of the mounting bracket 10 supported by the support means 11 in the longitudinal direction of the mounting bracket 10, and a chamber is formed below the concave groove 6 formed in the main body frame 5. A bolt 12 that can be rotated from the inside is rotatably supported so as to be disposed in the concave groove 6 through the long hole 10 b of the mounting bracket 10, and is provided on the side wall 13 of the concave groove 6 from the end of the bolt 12. The movable body 14, which is a rectangular nut that is abutted and is prevented from rotating, is screwed together with the bolt 12 by rotating the bolt 12, and forms movable means 15 for holding the bolt 12 and moving the movable body 14. 5 is provided with a louver 16 in the opening below, and a movable body 1
4 is provided with a small-diameter portion 17 on which the wheel idles.

Further, in the process of tilting the mounting bracket 10 from the upright state to the side-down state, the holding bracket 9 slidably provided at the end is always inclined with respect to the mounting surface 1 by its own weight. .

In the above configuration, when the main body frame 5 as a device is mounted, the movable body 14 is moved to a position farther from the mounting bracket 10 by operating the bolt 12 of the movable means 15, and the mounting bracket 10 is moved to the supporting means 11. The main body frame 5 is mounted on the mounting surface 1 with the mounting hole 2
A movable body screwed to the bolt 12 by rotating the bolt 12 of the movable means 15 by contacting the flange 3 formed at the lower portion of the main body frame 5 with the lower surface of the mounting surface 1 on the periphery of the mounting hole 2 14 is moved along the side wall 13 in a state where the rotation is prevented by the side wall 13 of the concave groove portion 6, the mounting bracket 10 is tilted by the movable body about the support means 11 as a fulcrum, and the mounting bracket 10 is moved sideways, and further movable. The holding member 9 slidably disposed at the tip of the mounting member 10 by moving the body 14.
Of the mounting surface 1 is pressed into contact with the upper surface of the mounting surface 1.
The main body frame 5 is mounted on the mounting surface 1 such that the body frame 5 is sandwiched between the flange 3 and the flat portion 9a of the holding metal fitting 9 disposed at the tip of the mounting metal fitting 10.

In the tilting process of the mounting bracket 10 from the standing state to the lying down state, the holding bracket 9 provided at the tip of the mounting bracket 10 so as to be able to swing is provided by the holding metal 9.
Due to the own weight of the holding member 9, the side wall of the holding member 9 does not face or abut against the mounting surface 1. It is pressed against the mounting surface 1.

When the bolt 12 is turned in a direction to loosen the bolt for maintenance of the equipment, the movable body 14 moves with the rotation of the bolt 12, and when the movable body 14 is moved to a certain height, the movable body 14 is moved. The body 14 is the small diameter portion 1 of the bolt 12
7, the movable body 14 does not move even if the bolt 12 is rotated, the bolt 12 is idled, and the movable body 14 is held at the small-diameter portion 17 of the bolt 12,
The movable body 14 does not fall off from the end of the bolt 12.

As described above, according to the device mounting apparatus of the first embodiment of the present invention, when the bolt 12 is loosened when removing the device during maintenance, the bolt 1
2 is too loose, the small diameter portion 17
Since the movable member 14 is released from the screwed state, the movable member 14 does not move, and only the bolt 12 idles. Loss of the body 14 is prevented.

(Embodiment 2) As shown in FIGS. 4 and 5, an end of a bolt 12A which is screwed through a movable body 14 is provided by using a tool to bend and prevent the bolt 12A from being pulled out.

In the above configuration, when the bolt 12A is turned in a direction to loosen the bolt to remove the device, the bolt 12A is rotated.
The movable body 14 is raised by the rotation of A, and the movable body 14 comes into contact with the retaining portion 18 provided on the bolt 12A, and the bolt 12
The rotation of A is prevented, and the mounting bracket 10 is in the upright state. At this point, the device can be removed.

As described above, according to the device mounting apparatus according to the second embodiment of the present invention, the end of the bolt 12A which is screwed through the movable body 14 is bent to form the retaining portion 18, so that during maintenance, When the bolt 12A is rotated to move the movable body 14 when the device is removed, if the bolt 12A continues to rotate, the movable body 14
A comes into contact with the retaining portion 18 of A, and the rotation of the bolt 12A is prevented. At this point, even if the state of the mounting bracket 10 is not visible from the inside, the mounting bracket 10 is in the upright state, so that the device can be removed and the movable body 14 is connected to the bolt 12A.
It will not fall out and be lost.

(Embodiment 3) As shown in FIGS. 6 to 8, a concave groove 19 is provided in the vicinity of the tip end of a bolt 12B which is threaded through a movable body 14 to engage a C-ring 20 to prevent the retaining member 2 from coming off.
1 is formed.

In the above configuration, when the bolt 12B is rotated in a direction in which the bolt 12B is loosened to remove the device, the bolt 12B is rotated.
The movable body 14 is raised by the rotation of B, and the movable body 14 comes into contact with the retaining portion 21 formed of the C ring 20 engaged with the concave groove 19 provided in the bolt 12B, thereby preventing the rotation of the bolt 12B. The mounting bracket 10 is in the upright state, and the device can be removed at this time.

As described above, according to the device mounting apparatus according to the third embodiment of the present invention, the concave groove 19 is provided near the tip of the bolt 12B threaded through the movable body 14, and the C ring 20 is engaged. Since the retaining portion 21 is formed, even if the bolt 12B is rotated so as to be loosened, the movable body 14 is kept in the retaining portion 21.
And the movable body 14 is not lost, and the bolt 12B is loosened. When the bolt 12B cannot rotate, the state of the mounting bracket 10 cannot be confirmed from the inside. Also, since the mounting bracket 10 is in the upright state, the bolt 12
The prevention of the rotation of B also serves as a guide when removing the device, and the device can be easily removed.

[0025]

As is clear from the above embodiment,
According to the present invention, a main body frame having a shape inserted into the mounting hole of the mounting surface and having a lower portion formed with a flange abutting on the lower surface of the mounting surface, a plurality of concave grooves formed on the outer periphery of the main body frame, A holding member having a substantially L-shape and supported by the concave groove portion as a fulcrum is tiltably supported in an upright state or a side-down state, and has a flat portion having a front end pressed against the mounting surface so as to slide freely. With the mounting brackets arranged,
The bolt, which is moved by the rotation of a bolt rotatably supported by the main body frame and attaches the main body frame by pressing the flat portion of the holding metal bracket against the upper surface of the mounting surface in a state where the mounting bracket is lying down. Moving means provided with a nut-shaped movable body screwed into the bolt, and a small-diameter portion where the movable body idles is formed at the tip of the bolt. When the mounting bracket is loosened and the mounting bracket is in the upright state, the bolt and the movable body are in an idle state, the movable body does not come off from the bolt, and it is possible to provide a device mounting device that can prevent the movable body from being lost.

Further, since the end of the bolt which is screwed through the movable body is bent to form a retaining portion, even if the state of the mounting bracket is not visible when removing the device, the rotation of the bolt is prevented. In this case, since the mounting bracket is in the upright state, the device can be removed, and the movable body does not fall out of the bolt and is not lost.

Further, since a concave groove is formed in the vicinity of the tip end of the bolt which is threaded through the movable body to engage the C-ring to form a retaining portion, the movable body falls off the bolt even if the bolt is loosened. There is no, and it is also a measure of equipment removal.

[Brief description of the drawings]

FIG. 1 (a) is a partial cross-sectional view showing a state where a device is removed from a device for mounting the device according to the first embodiment of the present invention. (B) A side view showing a configuration of a bolt of the device for mounting the device.

FIG. 2 is a cross-sectional view showing a state in which the device is mounted in the device for mounting the device.

FIG. 3 is a partial plan view showing a configuration of a mounting bracket of the mounting device for the device.

FIG. 4 is a side view showing a configuration of a bolt of the device mounting apparatus according to the second embodiment of the present invention.

FIG. 5 is a partial plan view showing a configuration of a mounting bracket of the mounting device for the device.

FIG. 6 is a side view showing a configuration of a bolt of the device mounting apparatus according to the third embodiment of the present invention.

FIG. 7 is a front view showing a configuration of a C-ring of the attachment device of the device.

FIG. 8 is a partial plan view showing a configuration of a mounting bracket of the mounting device of the device.

FIG. 9 is a cross-sectional view showing a state in which a conventional device mounting device is mounted on a device.

FIG. 10 is a partial cross-sectional view showing a state where the device is removed from the mounting device of the device.

FIG. 11 is a partial plan view showing a configuration of a mounting bracket of the mounting device of the device.

[Explanation of symbols]

 DESCRIPTION OF SYMBOLS 1 Mounting surface 2 Mounting hole 3 Flange 5 Body frame 6 Recessed groove 9 Holding metal 9a Flat surface 10 Mounting metal 11 Supporting means 12 Bolt 12A Bolt 12B Bolt 14 Movable body 15 Movable means 17 Small diameter portion 18 Retaining portion 19 Depressed groove 20 C ring 21 Retaining part

Claims (3)

[Claims] A body frame having a lower portion formed with a flange abutting on a lower surface of the mounting surface, and a plurality of concave grooves formed on an outer periphery of the body frame; A holding member having a substantially L-shape and supported by the concave groove portion as a fulcrum is tiltably supported in an upright state or a side-down state, and has a flat portion having a front end pressed against the mounting surface so as to slide freely. With the mounting brackets arranged,
The bolt, which is moved by the rotation of a bolt rotatably supported by the main body frame and attaches the main body frame by pressing the flat portion of the holding metal bracket against the upper surface of the mounting surface in a state where the mounting bracket is lying down. And a movable means provided with a nut-shaped movable body screwed into the bolt, and a small-diameter portion where the movable body idles is formed at the tip of the bolt. 2. The apparatus according to claim 1, wherein an end of the bolt, which is screwed through the movable body, is bent to form a retaining portion. 3. The device mounting apparatus according to claim 1, wherein a concave groove is provided in the vicinity of a tip end portion of the bolt which is screwed through the movable body, and a C-ring is engaged to form a retaining portion.