JP2021158085A - Electric apparatus - Google Patents

Abstract

To provide an electric apparatus that can improve workability in installation to a duct.SOLUTION: An electric apparatus 11 is fitted to a duct 10 including an opening 12 and edge parts 13, 14 on both sides of the opening 12 along a longitudinal direction. The electric apparatus 11 includes a body 21, a hooking part 33 and an engaging part 34. The hooking part 33 supports the body 21 by being hooked to the edge part 13 on one end from the opening 12 of the duct 10. The engaging part 34 detachably engages the edge part 14 on the other end of the opening 12 of the duct 10 while the hooking part 33 is hooked at the edge part 14 on one end from the opening 12 of the duct 10.SELECTED DRAWING: Figure 1

Description

Embodiments of the present invention relate to electrical equipment attached to ducts.

Conventionally, there is a construction form in which an electric device is attached to a duct suspended from the ceiling and a wiring connected to the electric device is stored.

In many cases, metal fittings are used separately to attach the electric device to the duct, and it takes time to attach the electric device. Therefore, improvement in workability is desired.

Japanese Unexamined Patent Publication No. 2014-229386

An object of the present invention is to provide an electric device capable of improving workability on a duct.

The electrical equipment of the embodiment is attached to a duct having an opening along the longitudinal direction and edges on either side of the opening. The electrical device includes a main body, a hooking portion, and a locking portion. The hook portion is hooked from the opening of the duct to the edge portion on one side to support the main body. The locking portion is detachably locked to the other edge of the duct opening in a state where the hook is hooked from the duct opening to the edge on one side.

According to the electric device of the embodiment, it can be expected that the workability to the duct is improved.

It is a side view before mounting of the lighting device which is an electric device which shows 1st Embodiment. It is a side view of the installation process of the lighting device of the same as above. It is a side view of the same as above after mounting the lighting device. It is a perspective view of the lighting device of the same as above. It is a side view of the lighting device which is an electric device which shows the 2nd Embodiment. It is a side view of the lighting apparatus which is an electric apparatus which shows 3rd Embodiment.

Hereinafter, the first embodiment will be described with reference to FIGS. 1 to 4.

In FIGS. 1 to 4, reference numeral 10 denotes a duct as a wiring member. The duct 10 is formed in a long shape, for example, is suspended and supported substantially horizontally from the ceiling by a plurality of hanging members, and various electric devices 11 can be attached and electrically connected to the electric devices 11. It is possible to accommodate the wiring to be used.

The duct 10 is made of metal, for example, and is formed in a long and hollow quadrangular cylinder shape. An opening 12 is formed on one surface of the duct 10 along the longitudinal direction, and edges 13 and 14 are provided on both sides of the opening 12. The edges 13 and 14 on both sides are bent in an inclined shape toward the inside of the duct 10, and the angle formed by the adjacent side surfaces is an acute angle. The duct 10 is installed with the surface having the opening 12 facing downward.

Further, the lighting device 20 is shown as the electric device 11. The illuminating device 20 is provided in a long shape and is attached to the lower side of the duct 10 along the longitudinal direction. The illuminating device 20 is shorter than the length of the duct 10 and is attached to an arbitrary position in the longitudinal direction of the duct 10.

The lighting device 20 is arranged in the main body 21 which is the main body of the fixture, the light source unit (light source bar) 22 attached to the lower surface side of the main body 21, the power supply unit 23 for supplying lighting power to the light source unit 22, and the main body 21. It includes a terminal block (not shown) and a wireless unit 25 arranged on the side of the main body 21.

The main body 21 is provided in a long box shape with an opening on the lower surface side. A protrusion 21b is projected along the longitudinal direction in the central region in the lateral direction intersecting the longitudinal direction on the upper surface portion 21a of the main body 21, and a region of the upper surface portions 21a on both sides in the lateral direction of the protrusion 21b. Is provided in a recessed state with respect to the protruding portion 21b.

The light source unit 22 has a long chassis (not shown), a light source module 26 attached to the lower surface of the chassis, and a translucent cover 27 attached to the chassis so as to cover the light source module 26. The light source module 26 has a substrate 28 and a light emitting element 29 mounted on the substrate 28. As the light emitting element 29, an LED, an organic EL, or the like is used.

The power supply unit 23 converts the electric power from the external power source into a predetermined electric power for lighting and supplies the electric power to the light source module 26 to light the light emitting element 29. The power supply unit 23 operates so as to dimm the lighting of the light emitting element 29 in response to the dimming signal from the wireless unit 25.

The terminal block is connected to the wiring that supplies power from the external power supply, and supplies the power from the external power supply to the power supply unit 23. It may be arranged, or it may be provided facing the outer surface of the main body 21 so that the wiring can be connected without being pulled into the main body 21. When it is provided facing the outer surface of the main body 21, it may be provided facing the upper surface side of the main body 21 or may be provided facing the end face side in the longitudinal direction of the main body 21.

The wireless unit 25 controls the power supply unit 23 by receiving a remote signal from a remote controller or the like. The lighting device 20 may be configured not to include the wireless unit 25 and to turn on and off depending on the presence or absence of energization.

Further, the lighting device 20 includes a mounting mechanism 30 to the duct 10. The mounting mechanism 30 has mounting springs 31 that are mounted at, for example, two locations in the longitudinal direction of the main body 21.

The mounting spring 31 is composed of a metal leaf spring. The mounting spring 31 is provided on the fixing portion 32 fixed to the upper surface portion 21a of the main body 21 by, for example, screwing or welding, the hooking portion 33 provided on one end side of the fixing portion 32, and the other end side of the fixing portion 32. It has a locking portion 34.

The fixing portion 32 of the mounting spring 31 is fixed on the protruding portion 21b of the main body 21. The mounting spring 31 is arranged along the lateral direction intersecting the longitudinal direction of the main body 21, that is, the hooking portion 33 and the locking portion 34 of the mounting spring 31 are arranged on both sides of the main body 21 in the lateral direction.

The hooking portion 33 of the mounting spring 31 extends from the rising portion 35 raised from the fixing portion 32, the bent portion 36 bent in a substantially U shape from the rising portion 35, and the tip side of the bent portion 36. It has an engaging portion 37. The bent portion 36 and the engaging portion 37 can be engaged with the edge portion 13 on one side of the duct 10, and the edge portion 13 is provided in an inclined shape with respect to the upper surface side of the main body 21. It is provided in an inclined shape.

The locking portion 34 of the mounting spring 31 is a contact portion 38 that is obliquely raised from the fixed portion 32, a bent portion 39 provided in an arc shape on the tip side of the contact portion 38, and a bent portion 39 on the tip side of the bent portion 39. It has a guide portion 40 provided in a roll shape.

The hooking portion 33 and the locking portion 34 may be provided separately and attached to the main body 21 respectively. Further, the hooking portion 33 does not have to be a leaf spring, and may have any configuration including, for example, a rigid body as long as it can be hooked and attached to the edge portion 13 on one side of the duct 10.

Next, the construction of the lighting device 20 will be described.

As shown in FIG. 1, in the state before the mounting spring 31 is mounted on the duct 10, and when the mounting spring 31 is not loaded, the hooking portion 33 rises from the upper surface side of the main body 21 and the locking portion 34 Is in a state of lying down on the upper surface side of the main body 21.

As shown in FIG. 2, in a state where one side of the lighting device 20 in the lateral direction is moved upward and the other side is moved downward and tilted diagonally, the hooking portion 33 of the mounting spring 31 is passed through the opening 12 of the duct 10. Hook on the edge 13 on one side. As a result, one side of the lighting device 20 is temporarily suspended, and the posture is tilted diagonally with respect to the duct 10.

In this temporarily suspended state, the tip end side of the edge portion 13 is provided obliquely upward, and the hooking portion 33 that is hooked on the edge portion 13 is hooked on the edge portion 13 due to the mass of the lighting device 20 being applied. The state in which the portion 33 is hooked is maintained, and the lighting device 20 does not inadvertently fall out of the duct 10.

Further, since the mounting spring 31 is provided on the protruding portion 21b protruding from the upper surface portion 21a of the main body 21, and the regions of the upper surface portions 21a on both sides of the protruding portion 21b are recessed, the recessed portion of the upper surface portion 21a. The lighting device 20 tilts diagonally until it comes into contact with the base end side (lower end side) of the edge portion 13 on one side of the duct 10, and the tilt angle can be increased. Therefore, the other side opposite to the one side on which the hook portion 33 on the upper surface side of the main body 21 is located can be largely separated from the duct 10 downward.

With one side of the lighting device 20 temporarily suspended and tilted diagonally, the wiring arranged along the duct 10 is connected to the terminal block of the main body 21. For example, when the terminal block is provided so as to face the upper surface of the main body 21, it is possible to easily connect the wiring to the terminal block through the upper surface side of the main body 21 and the duct 10.

Subsequently, while operating the locking portion 34 of the mounting spring 31 so as to stand up from the upper surface side of the main body 21 against elasticity, the other side where the locking portion 34 of the lighting device 20 is located is moved upward. Let me. After inserting the guide portion 40 on the tip side of the locking portion 34 into the opening 12 of the duct 10, the operation of the locking portion 34 is released.

In the locking portion 34 whose operation has been released, the guide portion 40 comes into contact with the edge portion 14 on the other side due to the elastic force. Even if the guide portion 40 comes into contact with the lower surface side of the edge portion 14, by pushing up the other side of the lighting device 20, the guide portion 40 becomes an edge portion due to the peripheral surface of the roll-shaped guide portion 40 and the inclination of the edge portion 14. It moves above the edge 14 via the tip side of 14. After that, as shown in FIG. 3, the contact portion 38 of the locking portion 34 is elastically contacted with the tip end side of the edge portion 14 and locked. Then, the lighting device 20 is attached to the duct 10 by pulling the other side of the lighting device 20 upward with respect to the duct 10 by the elastic force of the locking portion 34.

Although the upper surface side of the main body 21 is attached in a state of being separated from the duct 10 in FIG. 3, it is preferable that the upper surface side of the main body 21 is attached in a state of being in contact with the duct 10.

By using such a mounting spring 31, when the terminal block is provided facing the outer surface on the upper surface side or the end face side of the main body 21, the light source unit 22 is mounted on the main body 21, that is, the lighting device. It can be attached to the duct 10 in the assembled state of 20. If the terminal block is provided inside the main body 21, the main body 21 with the light source unit 22 removed is attached to the duct 10 with the mounting spring 31, and then the wiring drawn into the main body 21 is connected to the terminal block. It may be connected and the light source unit 22 may be attached to the main body 21.

Then, in the state where the lighting device 20 is attached to the duct 10, the hooking portion 33 is hooked on the duct 10 and the locking portion 34 is only elastically locked to the duct 10, so that the lighting device 20 is the length of the duct 10. It can be moved along the direction, and the position of the lighting device 20 can be easily adjusted.

Further, since the wiring space 41 is provided between the main body 21 and the duct 10 to which the main body 21 is attached, the wiring can be accommodated in the wiring space 41, and the appearance can be improved.

A duct cover that covers the opening 12 may be attached to the area where the lighting device 20 of the duct 10 cannot be attached.

When removing the lighting device 20 from the duct 10, the other side of the lighting device 20 is moved downward. As a result, the other side of the lighting device 20 is lowered while the locking portion 34 is elastically deformed, and the locking portion 34 is detached downward from the other side edge portion 14 of the duct 10.

As shown in FIG. 2, even if the locking portion 34 is disengaged, the hooking portion 33 is hooked on the edge portion 13 on one side of the duct 10, so that when the locking portion 34 is disengaged, the lighting device 20 moves to the duct 10. It can be prevented from falling off from.

The lighting device 20 can be removed from the duct 10 by moving the lighting device 20 and removing the hooking portion 33 from the edge portion 13 on one side of the duct 10.

Then, in the lighting device 20 of the present embodiment, the hooking portion 33 of the main body 21 can be temporarily suspended by hooking it on the edge portion 13 on one side of the duct 10, so that the wiring is connected in this temporarily suspended state. The work can be easily performed, and further, the locking portion 34 of the main body 21 is attached to the other edge portion 13 of the duct 10 in a state where the hook portion 33 of the main body 21 is hooked on the edge portion 13 on one side of the duct 10. Since it can be detachably locked and attached to the duct 10, even one operator can easily attach it, and workability can be improved.

Further, since the hooking portion 33 and the locking portion 34 are provided on both sides in the lateral direction intersecting the longitudinal direction of the main body 21, the hooking portion 33 is temporarily hooked on the edge portion 13 on one side of the duct 10. Can be hung.

Further, since the locking portion 34 is elastically locked on the edge portion 13 on the other side of the duct 10, the locking portion 34 is in a state where the hooking portion 33 is hooked on the edge portion 13 on one side of the duct 10. Can be detachably locked to the other edge 13 of the duct 10.

Further, since the wiring space 41 is provided between the main body 21 and the duct 10, the wiring can be accommodated in the wiring space 41, and the appearance can be improved.

In addition, at least a part of the main body 21 may be arranged in the duct 10 through the opening 12 of the duct 10.

Next, FIG. 5 shows a second embodiment.

A hooking portion 33 is provided on the upper surface side of the main body 21, and an inserting portion 50 that can be inserted into the opening 12 of the duct 10 protrudes from the upper surface side of the main body 21. The claw portion 51 is provided so as to be able to advance and retreat from the side surface of the. The claw portion 51 is provided on a locking surface whose lower surface side is substantially perpendicular to the side surface of the insertion portion 50 and an inclined surface whose upper surface side is inclined downward toward the tip end side. The claw portion 51 is urged in the protruding direction by the elastic body, and is configured to retract into the insertion portion 50 against the elasticity of the elastic body by operating the release operation portion provided on the side surface or the end surface of the main body 21. There is.

Then, the hooking portion 33 is hooked on the edge portion 13 on one side of the duct 10, and one side of the lighting device 20 is temporarily suspended and tilted at an angle, and then the other side of the lighting device 20 is moved upward. .. As a result, the insertion portion 50 is inserted into the opening 12 of the duct 10, and the claw portion 51 is brought into contact with the other edge portion 14 of the duct 10 and retracts into the insertion portion 50 against the elasticity of the elastic body. Later, the claw portion 51 that has passed over the edge portion 14 on the other side is elastically projected and locked onto the edge portion 14 on the other side, and the lighting device 20 is attached to the duct 10.

Further, by operating the release operation portion provided on the main body 21, the claw portion 51 is retracted into the insertion portion 50, detached from the edge portion 14 on the other side, and the lighting device 20 can be removed from the duct 10. ..

In this case, the lighting device 20 can be attached to the duct 10 simply by temporarily suspending one side of the lighting device 20 and then pushing up the other side of the lighting device 20, and the workability can be improved.

Next, FIG. 6 shows a third embodiment.

The mounting spring 31 has a fixing portion 32, a hooking portion 33, and a locking portion 34. Both the hooking portion 33 and the locking portion 34 are raised from the main body 21. The hook portion 33 is formed in a substantially L shape so as to be hooked on the edge portion 13 on one side of the duct 10. The locking portion 34 is provided with a guide portion 55 that bends in a substantially U shape toward the outside of the main body 21 on the tip side.

Then, the hooking portion 33 is hooked on the edge portion 13 on one side of the duct 10, and one side of the lighting device 20 is temporarily suspended and tilted at an angle, and then the other side of the lighting device 20 is moved upward. .. As a result, the guide portion 55 of the locking portion 34 abuts on the lower surface side of the edge portion 14 on the other side of the duct 10, and the locking portion 34 is elastically deformed so as to fall toward the center side of the main body 21, and the guide portion 55 is deformed. When the other side edge portion 14 of the duct 10 is passed upward, the lower side of the guide portion 55 is caught and locked by the other side edge portion 14 of the duct 10 due to the elastic force of the locking portion 34, and the lighting device 20 is engaged with the duct. Attached to 10.

Further, by moving the other side of the lighting device 20 downward, the locking portion 34 is disengaged from the edge portion 14 on the other side of the duct 10, and the lighting device 20 can be removed from the duct 10.

In this case, when the locking portion 34 is locked to the other edge portion 14 of the duct 10, it is not necessary to operate the locking portion 34, and the workability can be improved.

The electrical device 11 is not limited to the lighting device 20, but can be applied to various sensors, cameras, display devices, and other devices that are electrically connected and used.

Although some embodiments of the present invention have been described, these embodiments are presented as examples and are not intended to limit the scope of the invention. These novel embodiments can be implemented in various other embodiments, and various omissions, replacements, and changes can be made without departing from the gist of the invention. These embodiments and modifications thereof are included in the scope and gist of the invention, and are also included in the scope of the invention described in the claims and the equivalent scope thereof.

10 duct
11 Electrical equipment
12 openings
13, 14 edges
21 body
33 Hook
34 Locking part
41 Wiring space

Claims (4)

An electrical device that is attached to a duct that has an opening along the longitudinal direction and edges on either side of the opening.
With the main body;
With a hooking portion provided on the main body and hooked on the edge portion on one side from the opening of the duct to support the main body;
It is provided on the main body, and in a state where the hooking portion is hooked on the edge portion on one side from the opening portion of the duct, the hook portion is detachably locked to the other edge portion on the other side of the opening portion of the duct. With the locking part;
An electrical device characterized by being equipped with. The main body is provided in a long shape and is provided.
The electric device according to claim 1, wherein the hooking portion and the locking portion are provided on both sides in the lateral direction intersecting the longitudinal direction of the main body. The electrical device according to claim 1 or 2, wherein the locking portion is elastically locked on the edge portion on the other side of the opening of the duct. The electric device according to any one of claims 1 to 3, further comprising a wiring space through which wiring passes between the main body and the duct to which the main body is mounted.

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