JP2643618B2 - Power supply terminal block and electric appliance using the power supply terminal block - Google Patents

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a power terminal block and an electric apparatus such as a lighting apparatus using the power terminal block.

[0002]

2. Description of the Related Art For example, a lighting apparatus using a straight tube fluorescent lamp is provided with a lamp, and an apparatus body supporting parts of the lamp and mounting components connected to an electric circuit for lighting the lamp. The main body is mounted on an installation part such as a ceiling, and a power line wired to the installation part is connected to a terminal block provided on the appliance main body.

[0003] When the lighting apparatus is mounted on the installation section, the apparatus body is mounted on the installation section with mounting members such as bolts, and further, a power line is electrically connected to a terminal block of the apparatus body. I have.

[0004]

However, this conventional lighting apparatus has the following problems. In other words, the fixture body is long and heavy according to the straight tube fluorescent lamp, and is equipped with a ballast, so that the operator holds the fixture body when attaching it to the installation part. It is necessary for the operator to attach the instrument body to the installation section with a mounting member such as a screw while supporting the load on the instrument body while positioning the instrument body in the installation section. For this reason, the work of attaching the instrument body to the installation section is troublesome and requires a large amount of labor. Further, the conventional terminal block only has a single function as a relay member for electrically connecting a power supply to the wiring in the appliance.

The present invention has been made in view of the above circumstances, and has a multifunctional power supply terminal block which has a function of supporting an electric appliance in addition to a function as a terminal block, and is capable of electrically connecting and supporting the electric appliance together. The purpose is to provide. Also,
An object of the present invention is to provide an electric appliance device that can easily perform an operation of attaching an appliance main body to an installation portion using the power supply terminal block.

[0006]

According to a first aspect of the present invention, there is provided a power supply terminal block in which an electric appliance having a hooked body is mounted from a front side. An instrument support portion provided on both side surfaces of the terminal block main body facing the space where the hook is inserted / removed, and the hook being removably hooked; and the instrument support portion at a front portion of the terminal block main body. A socket terminal or plug provided at a position corresponding to the socket and to which a plug or socket terminal provided on the electric appliance is removably connected, and provided on a front portion of the terminal block main body connected to the socket terminal or plug. And a power supply line connecting portion for connecting a power supply line.

In addition, a lighting apparatus using a power supply terminal block according to the present invention comprises: an apparatus main body; a pair of supports fixed to an installation section for installing the apparatus main body and having an apparatus support section; A pair of supported members that are attached to the support and have a hook that is attached and detachably hooked to the instrument support portion, and at least one of the pair of supports has a power line. A power supply line connection portion to be connected, and a power supply terminal block provided with a socket or a plug electrically connected to the power supply line connection portion, wherein at least one of the pair of supported members is the power supply terminal block. It is a terminal block provided with a plug or socket that is removably connected to a socket or a plug, and an electric wire connection portion that connects an electric wire in an appliance that feeds electric circuit components provided in the appliance body. Is shall.

[Action]

[0008] The terminal block is multifunctional because it has a function of supporting the electric appliance by providing a structure of an appliance supporting portion having connection reliability in addition to the function as the terminal block in the terminal block main body. It is very convenient to use when the electric appliance is attached to the installation part and connected to the power line.

[0009] The terminal block body of the power supply terminal block is attached to the installation portion with a mounting member such as a screw. The terminal block body is smaller and lighter than the appliance body of the electric appliance. For this reason, the work of attaching the terminal block main body to the installation section does not require a large amount of labor.

[0010] When attaching the instrument body to the installation section,
By locating the instrument body at the instrument mounting point of the installation section, the hook provided on the terminal block of the instrument body engages with the instrument support section of the power supply terminal block fixed to the installation section, and at the same time, the terminal block of the instrument body The plug or socket terminal connects to the socket terminal or plug on the power terminal block. For this reason, by locating the appliance body at the location where the appliance is attached to the installation section, the connection between the appliance body and the power supply and the attachment of the appliance body to the installation section can be performed with one touch, and the operator holds the appliance body. It is not necessary to perform the work of attaching the instrument body to the installation section while supporting the load, and the task of attaching the instrument body to the installation section can be easily performed.

[0011]

1 to 11 show an embodiment of the present invention.
This will be described with reference to FIG.

This embodiment is directed to a lighting fixture device in which a power supply terminal block is fixed to a ceiling of a structure, and a fixture body is mounted on the ceiling using the power supply terminal block. The lighting fixture device is intended to use a straight tube type fluorescent lamp.

FIG. 1 is an overall configuration diagram showing one embodiment of the present invention. Reference numeral 1 denotes an instrument main body, 2 denotes a straight tube-type fluorescent lamp, 3 denotes a power terminal block fixed to the ceiling C, and 4 denotes a support fixed to the ceiling C.

The apparatus main body 1 has a length corresponding to the length of the straight tube type fluorescent lamp 2, and has sockets 7, 7 for supporting the straight tube type fluorescent lamp 2 at both ends. is there.
The fluorescent lamp 2 is arranged along the length direction on the lower side of the apparatus main body 1, and terminal pins provided at both ends are inserted into the sockets 7 and held. A ballast 8 constituting a lighting circuit for lighting the fluorescent lamp 2 is mounted inside the appliance body 1, and the ballast 8 is electrically connected to a pair of sockets 7, 7 via electric wires (not shown). ing. In addition, concave portions 1a and 1b that are open on the upper side are formed at both ends of the instrument body 1. The recess 1b is shown in FIG.

A terminal block 5 (see FIG. 7) is attached to one end (the left end in FIG. 1) of the instrument main body 1.
A supported body 6 (see FIG. 9) is attached to the other end (the right end in FIG. 1).

As shown in FIG. 7, the terminal block 5 has a rectangular parallelepiped box-shaped terminal block main body 5a, and is fixed to the appliance main body 1 by screws 9. A pair of hooks 10, 10 are provided on both sides of the terminal block main body 5a so as to face each other. Each of the hooks 10, 10 has an L-shape including a vertical portion and a horizontal portion. At the upper end of the vertical portion, claws 11, 11 are formed on inner surfaces of the hooks 10, 10 facing each other. The hooks 10, 10 are provided on the terminal block 5 so as to be movable toward and away from each other as described below. This structure will be described with reference to FIGS. The horizontal portions of the hooks 10, 10 are movably inserted into holes 12, 12 formed on both sides of the terminal block main body 5a, and are connected by a tension coil spring 13 inside the terminal block main body 5a. For this reason, each of the hooks 10, 10
Are always pulled toward each other by the tension coil spring 13.

A cam 14 is horizontally arranged in the terminal block main body 5a at a portion sandwiched between the horizontal portions of the hooks 10, 10. This cam 14 has an oval shape,
A cam shaft 15 is integrally connected to the center of the cam 14. The camshaft 15 is connected to the terminal block main body 5a as shown in FIG.
Is rotatably supported by a cylindrical portion 16 formed in a vertical direction at the bottom of the cylinder. Since the horizontal portions of the hooks 10 are pulled in a direction approaching each other by the tension coil springs 13, the end faces of the horizontal portions contact the peripheral surface of the cam 14. The cam 14 is rotated by a cam shaft 15 so that each hook 1
By changing the position with respect to the end of the horizontal portion of 0, 10, each hooked body 10, 10 is moved in a direction approaching each other or in a direction away from each other. As shown in FIG. 1, the cylindrical portion 16 is inserted into a hole 1 c formed in the instrument main body 1, and the end face of the cam shaft 15 is exposed outward on the lower surface of the instrument main body 1.
For this reason, the cam 14 can be rotated by rotating the cam shaft 15 from the lower side of the instrument body 1. As shown in FIG. 8, the lower end surface of the camshaft 15 is provided with a groove 15a for hooking a tool for rotating the camshaft 15 so as to facilitate the turning operation.
Are formed.

As shown in FIG. 7, a convex portion 5b is formed on the upper surface of the terminal block main body 5a, and three plugs having, for example, a positive electrode, a negative electrode and a ground are formed on the convex portion 5b. 17 are provided side by side. These plugs 17 are provided upright, and are fixed inside the terminal block main body 5a. In addition, three holes 18 are formed side by side at the end face of the terminal body 5a facing the longitudinal center of the instrument body 1, and each of the holes 18 is formed inside the terminal body 5a. Self-locking terminal fittings (not shown) for connecting the positive, negative, and ground wires are provided side by side.
These terminal fittings are adapted to removably insert and fix the ends of wires 19 for wiring in the instrument connected to the stabilizer 8 provided on the instrument body 1. Release of the fixation of the electric wire 19 is performed by a reset button 5c provided on the terminal block main body 5a. In addition,
Each plug 17 and each terminal fitting are electrically connected inside the terminal block main body 5a.

The supported body 6 has a rectangular parallelepiped box shape as shown in FIG. 9, and is fixed to the instrument body 1 with screws 28. A pair of hooks 2 is provided on both sides of the supported body 6.
9, 29 are provided facing each other. These hooks 29, 29 have an L-shape composed of a vertical portion and a horizontal portion, like the hooks 10, 10 provided on the terminal block 5, and the upper ends of the vertical portions face the hooks 29, 29. Nail 3 on the inside
0 and 30 are respectively formed. The horizontal portions of the hooks 29, 29 are movably inserted into holes formed on both sides of the supported member 6. The hooks 29, 29 are connected to each other by tension coil springs (not shown) inside the supported body 6 like the hooks 10, 10 provided on the terminal block 5, but are always drawn in the direction of approaching each other. The cams 6 are moved in a direction approaching or moving away from each other by rotation of a cam (not shown) provided inside the supported body 6. The cam shaft supporting the cam is rotatably supported by a cylindrical portion formed in the bottom of the supported member 6 in a vertical direction,
The cylindrical portion is provided through a hole formed in the instrument body 1, and the lower end surface of the cam shaft is exposed outward from the lower surface of the instrument body 1. This configuration is shown in FIG. 1. In FIG. 1, reference numeral 31 denotes a cam shaft, 32 denotes a cylindrical portion formed at the bottom of the supported member 6, and 1 d denotes a hole formed in the instrument body 1. In the device main body 1, the plug 17 of the terminal block 5, the terminal fitting, the electric wire 19,
The ballast 8 and the socket 7 are electrically connected. Next, the power supply terminal block 3 and the support 4 will be described.

As shown in FIG. 1, the power supply terminal block 3 and the support 4 are arranged on the lower surface of the ceiling C at the same size as the distance between the terminal block 5 provided on the instrument body 1 and the support 6. The power terminal block 3 corresponds to the terminal block 5 provided at the left end of the instrument body 1, and the support 4 corresponds to the supported body 6 provided at the right end of the instrument body 1.

The power supply terminal block 3 has a rectangular parallelepiped terminal block main body 3a having a width to be fitted into the concave portion 1a at one end of the instrument main body 1, as shown in FIGS. FIG.
As shown in the figure, a concave portion 20 is formed in the lower portion of the right end of the terminal block main body 3a in the figure, and a through hole 33 is formed in the upper portion of the concave portion 20. A screw hole 34 is formed in the ceiling C corresponding to the through hole 33. The power supply terminal block 3 is fixed to the ceiling C by screwing the screw 21 from the recess 20 through the through hole 33 and screwing it into the screw hole 34.

A pair of instrument support portions 22 are formed on both side surfaces of the terminal block main body 3a. This instrument support 2
Numerals 2 and 22 face a space formed in the terminal block main body 3a so as to be open to the side and top surfaces thereof.
Are formed along the longitudinal direction. That is, the claws 11, 11 of the hooks 10, 10 provided on the terminal block 5 are inserted into the space of the terminal block main body 3a from both side surfaces of the terminal block main body 3a, and are hooked on the instrument supporting portions 22, 22 from above. You can do it.

A concave portion 3b is formed in a front portion (lower surface portion) of the terminal block main body 3a at a portion corresponding to the instrument supporting portions 22, 22, and three holes 23 are formed in a row on the upper surface portion of the concave portion 3b. ing. There are three holes 23 inside the terminal block body 3a.
In correspondence with the above, three socket terminals 35 for the positive electrode, the negative electrode, and the ground are provided side by side. The socket terminal 35 is shown in FIG. In addition, the length from the illustrated left end surface of the terminal block main body 3a to the instrument supporting portions 22 and 22, and the terminal block main body 3a
a is equal to the length from the left end surface in the figure to the concave portion 3b, and here, it is assumed that the concave portion 3b is formed in a portion corresponding to the instrument supporting portions 22, 22 with this relationship.

A concave portion 3 is formed on the lower surface of the terminal block main body 3a.
The three holes 24 are formed side by side at a position corresponding to the central portion of the instrument body 1 with respect to b, and the inside of the terminal block main body 3a corresponding to each hole 24 corresponds to each hole 24 for a positive electrode, Self-locking terminal fittings for connecting the negative and ground wires are provided side by side. These terminal fittings are adapted to removably insert and fix the end of the power supply line 25 disposed on the ceiling C. To release the fixing of the power supply line 25, use the terminal block body 3
This operation is performed by the reset button 3c provided in a. The socket terminals 35 and the terminal fittings are electrically connected inside the terminal block main body 3a. In the ceiling part C, the power supply line 25,
The terminal fitting and the socket terminal 35 are electrically connected.

As described above, the power supply terminal block 3 is configured as a multifunctional component in which the tool support sections 22 and 22 are provided on the terminal block main body 3a in addition to the power supply line connection section and the socket terminal 35 as the terminal block function. Have been.

The support 4 is fixed to the ceiling C by screws 26 as shown in FIG. The support 4 has an inverted T-shaped cross section, and the horizontal part is the instrument body 1 as shown in FIG.
Has a width that fits into the concave portion 1b at the other end of the wire. Support 4
Is a pair of instrument supporting portions 27, 27 by both side edges of the horizontal portion.
Are formed. The device supporting portions 27, 27 hook hooks 30, 30 of hooks 29, 29 provided on the supported body 6 from both sides of the supporting body 4. A description will be given of a case where the luminaire main body 1 is attached to the ceiling portion C in the thus configured luminaire device.

First, the terminal block main body 3a of the power supply terminal block 3 is fixed to the ceiling section C with screws 21, and the support body 4 is provided at a position of the ceiling section C at a predetermined distance from the fixing point of the power supply terminal block 3. Is fixed with screws 26.

In the terminal block 5 provided on the instrument body 1, FIG.
Also, as shown in FIG. 11, the direction of the cam 14 is set so that the long radial direction of the cam 14 is perpendicular to the direction in which the pair of engaging members 10, 10 approach and separate. As a result, the pair of hooks 10, 10 are positioned close to each other. The distance between the claws 11, 11 of the pair of hooks 10, 10 corresponds to the width of the power terminal block 3. In the supported member 6,
The direction of the cam is set as in the case of the terminal block 5, and
Keep 9, 29 close.

Next, the operator lifts the tool body 1 by holding it, and makes the terminal block 5 and the supported member 6 provided on the tool body 1 face the power terminal block 3 and the support body 4 provided on the ceiling C, and The main body 1 is raised and pressed against the ceiling C.

When the terminal block 5 faces the power terminal block 3, each plug 17 provided on the terminal block 5 faces each hole 23 provided in the terminal block main body 3a of the power terminal block 3, and the apparatus main body 1 is placed on the ceiling. As shown in FIG. 11, each plug 17 passes through each hole 23 and is inserted into each socket terminal 35 provided inside the terminal block main body 3a as shown in FIG. Therefore, the terminal block 5 and the power supply terminal block 3 are electrically connected.

At the same time as the operation of connecting each of the socket terminals 35 and each of the plugs 17, the pair of hooks 10, 10 provided on the terminal block 5 are hooked on the instrument supporting portions 22, 22 of the power supply terminal block 3, and are connected. Engagement bodies 29, 29 provided on the support 6 engage with the instrument support portions 27, 27 of the support 4.

A pair of hooks 10, 10 provided on the terminal block 5
Is performed as follows. Hook 1 of terminal block 5
When the upper surfaces of the claws 11, 11 hit the lower surface of the terminal block main body 3 a of the power supply terminal block 3, the hooks 10, 10 are pulled by the tension coil spring 1, as shown by phantom lines in FIGS. 10 and 11.
3 is moved in the separating direction against the spring force. Nail 11,1
The upper surface of 1 is formed so as to be inclined, and when the lower surface of the terminal block main body 3a is hit, the engaging bodies 10 are moved in the separating direction. As a result, the claws 11, 1 of the hooks 10, 10
1 contacts both side surfaces of the terminal block main body 3a. Hanging body 10,
When the ten claws 11, 11 reach the spaces on both side surfaces of the terminal block main body 3a, the hooks 10, 10 are pulled by the spring force of the tension coil spring 13 and move in the approaching direction.
1, 11 enter the space of the terminal block main body 3a, and the claws 11, 1
The lower surface of the device 1 is hooked from above on the instrument supporting portions 22 facing the space. Thereby, the terminal block 5 is supported by the power supply terminal block 3. Further, the hooks 29, 29 provided on the supported body 6
Also, the device supporting portions 27, 27 of the support 4 are operated by the same operation.
Caught on Therefore, the supported member 6 is supported by the support member 4. For this reason, the instrument body 1 is supported by the power terminal block 3 and the support 4.

In this manner, the operation of attaching the main body 1 to the ceiling C is performed by fixing the power supply terminal block 3 and the support 4 to the ceiling C, and then moving the main body 1 to the ceiling C at the place where the equipment is to be mounted. Then, by pressing against the ceiling C, the connection between the appliance main body 1 and the power supply line 25 and the attachment of the appliance main body 1 to the ceiling C can be easily performed. For this reason, there is no need for the worker to hold the instrument body 1 and support the load while attaching the instrument body 1 to the ceiling C with an attachment member such as a bolt. It can be done easily.

The terminal body 3a is smaller and lighter than the main body 1. For this reason, the work of attaching the terminal block main body 3a to the ceiling part C is easier and does not require much labor as compared with the work of attaching the fixture body 1 to the ceiling part C.

When the apparatus main body 1 is mounted on the ceiling C, the cam 14 provided on the terminal block 5 is rotated, and the cam 14 pushes the hooks 10 and 10 to pull the tension coil 13.
Moving in the separating direction against the spring force of
0, 10 nails 11, 11 are equipment support portions 2 of power terminal block 3.
2, the terminal block 5 can be removed from the power terminal block 3. The operator can rotate the cam 14 by engaging an appropriate tool in the groove 15 a on the lower end surface of the cam shaft 15 and rotating the cam shaft 15. In addition, the cam provided on the supported member 6 is rotated by the same operation to rotate the engaging members 29 and 2.
The supported member 6 can be detached from the support 4 by removing the nine claws 30, 30 from the instrument support portions 27, 27 of the support 4.

FIG. 12 shows another embodiment of the power supply terminal block 3. The power supply terminal block 3 of this embodiment is obtained by integrating two sets of the power supply terminal blocks 3 shown in FIG. 2 in series. 12, the same parts as those in FIG. 2 are denoted by the same reference numerals.
The terminal block main body 3a of the power supply terminal block 3 has two sets of recesses 20, two sets of recesses 3b, two sets of reset buttons 3c, two sets of holes 23, and two sets of holes 24 in the front part. The surface of the terminal block main body 3a has two sets of socket terminals and two sets of holes 24 corresponding to the two sets of holes 23. Two corresponding sets of terminal fittings are provided. Two sets of socket terminals and two sets of terminal fittings provided inside the terminal block main body 3a are electrically connected to each other.

The power supply terminal block 3 is used when two sets of lighting equipment are arranged in series and provided on the ceiling C. One socket terminal of the two sets of socket terminals provided on the power supply terminal block 3 is connected to a plug of a terminal block provided on the fixture main body of one of the lighting fixture devices (not shown), and one of the two sets of terminal fittings is provided. Are connected to a power supply line (not shown) provided on the ceiling portion C. The other socket terminal provided on the power supply terminal block 3 is connected to a plug of a terminal block provided on a fixture main body of the other lighting fixture device (not shown), and the other terminal fitting supplies power to another different lighting fixture device (not shown). To connect to the electric wire.

The present invention is not limited to the embodiments described above, but can be implemented in various modifications. For example, the support 4 may be provided with socket terminals or plugs, and the supported body 6 may be provided with plugs or socket terminals connected to the socket terminals or plugs of the support 4.

In the above-described embodiment, the case where the power terminal block and the electric apparatus are applied to the lighting apparatus is described. However, the power supply terminal block and the electric appliance of the present invention are not limited to lighting equipment, but can be applied to a wide range of electric appliances.

[0040]

As described above, according to the power supply terminal block of the present invention, in addition to the function as the terminal block, the power supply terminal block has a function of hooking and supporting an electric appliance by providing an appliance support having a reliable connection. Therefore, multifunctionality can be achieved, which is very convenient for connecting and supporting an electric appliance to a power supply.

Further, according to the electric appliance apparatus of the present invention, the power supply terminal block is provided in the installation portion, and the appliance body is provided with the terminal block supported by the power supply terminal block and electrically connected to the power supply terminal block. Therefore, by positioning the instrument body at the location where the instrument is installed in the installation section, the electrical connection between the instrument body and the power supply and the installation of the instrument body to the installation section can be performed with one touch, and the operator holds the instrument body. It is not necessary to perform a labor-intensive operation of attaching the instrument body to the installation portion with a mounting member such as a bolt while supporting the load, and the operation of attaching the instrument body to the installation portion can be easily performed.

[Brief description of the drawings]

FIG. 1 is a perspective view showing an embodiment of a lighting apparatus according to the present invention.

FIG. 2 is an exemplary perspective view showing a power supply terminal block according to the embodiment;

FIG. 3 is an enlarged sectional view of a portion Z in FIG. 2;

FIG. 4 is a view showing the relationship between the power supply terminal block and the instrument body in the embodiment.

FIG. 5 is a perspective view showing a support of the embodiment.

FIG. 6 is a view showing the relationship between the support and the instrument body in the embodiment.

FIG. 7 is an exemplary perspective view showing a terminal block in the embodiment.

FIG. 8 is an enlarged perspective view showing a tubular portion of the terminal block in the embodiment.

FIG. 9 is a perspective view showing a supported body in the embodiment.

FIG. 10 is a plan view showing a combination of a terminal block and a power supply terminal block in the embodiment.

FIG. 11 is an exemplary sectional view showing a combination of a terminal block and a power terminal block in the embodiment;

FIG. 12 is a perspective view showing another embodiment of the power supply terminal block.

[Explanation of symbols]

DESCRIPTION OF SYMBOLS 1 ... Instrument main body, 2 ... Lamp, 3 ... Power supply terminal block, 4 ... Support body, 5 ... Terminal block, 6 ... Supported body, 10 ... Hooked body, 17 ...
Plug, 22 ... instrument support, 27 ... instrument support, 29 ...
Engagement, 35 ... socket terminal.

Claims (2)

(57) [Claims] 1. A power supply terminal block to which an electric appliance having a hook is mounted from a front side, wherein the terminal block main body and both side portions of the terminal block main body facing a space where the hook is inserted / removed. And a plug or socket terminal provided on the electric device, provided at a position corresponding to the device support portion at a front portion of the terminal block main body, and provided with the device. It comprises a socket terminal or plug detachably connected, and a power supply line connection part connected to the socket terminal or plug and provided on a front part of the terminal block main body and connecting a power supply line. Power terminal block. 2. A device main body, a pair of supports fixed to an installation portion for installing the device main body and having a device support portion, and a hook attached to the device main body and detachably engaged with the device support portion. And a pair of supported members engaged with the support having a unity, and at least one of the pair of supports is connected to a power line connection portion for connecting a power line, and to the power line connection portion. A power supply terminal block provided with an electrically connected socket terminal or plug, and at least one of the pair of supported members is a plug or a plug that is detachably connected to the socket terminal or plug of the power supply terminal block. An electric appliance device, comprising: a socket terminal; and a terminal block provided with an electric wire connecting portion for connecting an electric wire in the appliance for supplying electric circuit components to the electric circuit component provided in the appliance main body.