TWI532284B - Floor wiring member and floor wiring device using the same - Google Patents

Description

Floor wiring member and floor wiring device using the same

The present invention relates to a floor wiring member and a floor wiring device using the same.

Conventionally, there is a floor wiring member including a plate-like member and a cap-shaped material (for example, see Japanese Laid-Open Patent Publication No. JP 2012-244871 A (hereinafter referred to as "Document 1"). The plate member is for mounting to a flooring material and has an opening to expose a wiring device disposed under the floor. The cap material is pivotally supported by the plate member to close the opening.

In the floor wiring member described in Document 1, the operation is performed with the lid material opened, and the plug is coupled to and detached from the wiring device disposed under the floor. Therefore, if the opening is small, the work of connecting and disconnecting the plug is difficult to perform.

The present invention has been made in view of the above problems, and an object thereof is to provide a floor wiring member and a floor wiring device using the same, in which the work of connecting and disconnecting the plug can be easily performed.

In order to solve the above problems, the floor wiring member according to the present invention includes a mounting plate and a circular cover. The mounting plate is for mounting in a floor surface. The mounting plate has an opening to expose a wiring device. The wiring device is configured to be disposed under the floor, wherein the plug is coupled to and detached from the wiring device. The cover is pivotally supported by a shaft disposed on the mounting plate. The cover is used to open and close the opening. The cover has an elongated hole, and the shaft is movably inserted into the elongated hole such that the shaft in the first state in which the cover is open is closer to the outside of the cover than the shaft in the second state in which the cover is closed Surroundings.

A floor wiring device according to the present invention includes a device block and the floor wiring member. The device block includes the wiring device and a mounting member. The mounting member is for mounting under the floor with the wiring device.

According to the present invention, the cover has a long hole, and the shaft is movably fitted into the long hole, and the shaft in a state where the cover is open is closer to the outer periphery of the cover than the shaft in a state where the cover is closed. . The shaft pivotally supporting the cover moves in the elongated hole. Therefore, since the distance between the outer periphery of the cover and the inner periphery of the mounting plate can be increased in a state in which the cover is opened, it is possible that the cover having a circular shape in plan view can be opened more easily and the plug can be easily inserted. Link and detach.

The floor wiring device according to the present invention includes the above-described floor wiring member. Therefore, it is possible to provide a floor wiring device in which the work of connecting and disconnecting the plug can be easily performed.

A floor wiring device according to an embodiment of the present invention will be described with reference to Figs. 1A to 3, which includes a floor wiring member. In the following description, the horizontal direction is specified based on the direction shown in Fig. 1A. The higher direction in Fig. 1A is the backward direction, and the lower direction in Fig. 1A is the forward direction. The vertical direction is specified based on the direction shown in FIG. 2B. However, the direction in the actual use state is not limited to the above direction.

As shown in FIG. 3, the floor wiring device 10 according to the present embodiment includes a device block 6 and a floor wiring member 1. The device block 6 includes a wiring device 5 and a mounting bracket 6a (mounting member). The mounting bracket 6a is for mounting under the floor together with the wiring device 5. The floor wiring member 1 is not limited to use the floor wiring device 10 described in this embodiment.

The floor wiring member 1 includes a mounting plate 2 and a cover 3.

As shown in FIGS. 1A to 1D, the mounting plate 2 is in the shape of a circular flat plate formed by, for example, aluminum die casting. The mounting plate 2 has an opening 8 formed in the center of the mounting plate 2. This opening 8 passes through the mounting plate 2 in a vertical direction.

The opening 8 is for exposing the wiring device 5 disposed under the floor. A placement sheet 21 is provided on the edge of the rear side of the opening 8, which is projected toward the inner side of the opening 8. In a state where the cover 3 is closed, the edge of the rear side of the cover 3 is placed on the placement sheet 21. The placement sheet 21 has a long hole 22 into which a mounting screw 7d (refer to Fig. 3) is fitted. A placement piece 23 is provided at the edge of the front side of the opening 8, which is projected toward the inner side of the opening 8. In a state where the cover 3 is closed, the edge of the front side of the cover 3 is placed on the placement sheet 23. The placement piece 23 has a circular hole 24 into which a mounting screw 7c (refer to Fig. 3) is fitted.

Here, the mounting position of the shaft 4 on the mounting plate 2, which pivotally supports the cover 3, will be described with reference to Figs. 1A to 1D.

The shaft 4 is disposed such that the axial direction of the shaft 4 obliquely passes through a joining/disengaging direction (in the direction of the arrow D1 in FIG. 1B) from the direction orthogonal to the surface of the cover 3 in the closed state (vertical direction). And the plug 16 is coupled to and detached from the wiring device 5 in the connecting/disengaging direction. Here, the direction orthogonal to the surface of the cover 3 is not limited to the direction passing through the surface of the cover 3 at a right angle. The direction orthogonal to the surface of the cover 3 may be slightly different (a few degrees apart) from the orthogonal direction as long as it is considered to be substantially orthogonal to the human eye. Further, the shaft 4 is disposed from the direction orthogonal to the surface of the cover 3 in the closed state, so that the distance between the line L1 and the shaft 4 is at the intersection of the line L1 and the line L2 described below. 16 increases in distance from the direction in which the wiring device 5 is detached (the direction of the arrow D1). The line L1 passes through the center C1 of the cover 3 and is parallel to the direction of the arrow D1. Each of the two ends of the shaft 4 is supported by a bearing 25 which is disposed at the inner periphery of the mounting plate 2. In the present embodiment, the shaft 4 is disposed in parallel with the line L2 from the direction orthogonal to the surface of the cover 3 in the closed state, wherein the line L2 is generated by the clock L1 rotating clockwise by a specified angle R1. The specified angle R1 is greater than 0 degrees and less than 90 degrees.

The cover 3 includes a cover 30 and a connection door 33. Each of the cover body 30 and the connection door 33 is, for example, an aluminum die-cast molded product.

The cover 30 has a circular flat plate shape from the upper surface. The cover 30 has a groove 30a for embedding the cable. The groove 30a is formed on the front side of the lid body 30. The cover 30 is provided with a fixing portion 31a that pivotally fixes the shaft 4. The fixed portion 31a is provided on the outer periphery of the back side of the lid body 30.

As shown in FIG. 1C, the fixing portion 31a is screwed to the back surface of the cover 30 by screws 31c and 31d. The shaft 4 is embedded in the elongated hole 36 between the fixed portion 31a and the cover 30. The elongated hole 36 has a downwardly convex and curved shape from the right side surface of the cover 30 in the closed state. The cover 30 is pivotally supported by a shaft 4 that passes through the elongated hole 36. In the closed state, the shaft 4 of the cover 30 is located at the end 362 (second end) of the elongated hole 36, which is adjacent to the inner portion of the cover 30. The lid body 30 in the closed state is disposed on the placement sheets 21 and 23 and covers the opening 8. The upper surface of the cover 30 becomes parallel to the floor surface.

As shown in FIG. 1D, in the open state, the cover 30 is pivotally supported by a shaft 4 that passes through the elongated hole 36. In the open state, the shaft 4 of the cover 30 is located at the end 361 (first end) of the elongated hole 36, which is adjacent to the outer periphery of the cover 3.

The cover 30 is provided with an open/close button 32a. The open/close button 32a is provided at a right end portion of the cover 30 so as to be exposed on the upper surface. The open/close button 32a is formed to be combined with the fixing piece 32b. On the back side of the cover 3, the fixing piece 32b protrudes outward from the outer periphery of the cover 30 in the radial direction of the cover 30. The fixing piece 32b is biased in a direction in which the fixing piece 32b is convex outward by a spring (not shown). In a state where the lid body 30 is closed, the fixing piece 32b is engaged with the back surface of the mounting board 2. Therefore, the cover 30 is kept in the closed state. When the lid body 30 is in the closed state, if the opening/closing button 32a is moved inward in the radial direction of the lid body 30 against the spring force, the fixing piece 32b is housed inside the lid body 30. Therefore, it is possible to open the cover 3 by rotating the cover 30 (the cover itself is not changed).

A rectangular plate-shaped connecting gate 33 for opening and closing the groove 30a is coupled to the lid body 30. One side on the front side of the wiring door 33 forms an outer periphery of a portion of the cover 30. The wiring door 33 is provided with a shaft (not shown). This shaft is provided along the horizontal direction of the rear side of the wiring door 33. As shown in FIG. 3, the wiring door 33 is pivotally supported to open toward the upper side at the front side. The wiring door 33 is provided with a flat-shaped plurality of legs 34. The leg pieces 34 are disposed on the left and right edge portions of the terminal door 33 and project downward. As shown in Fig. 2B, a bushing 35 is mounted between the legs 34 to protect the wires 14, which are wired into the floor surface through the opening of the door 33.

Next, the device block 6 will be described with reference to FIG.

The device block 6 includes a wiring device 5 and a mounting bracket 6a. The mounting bracket 6a is for mounting under the floor together with the wiring device 5. The device block 6 is disposed in the hole 12a formed in the floor material 11.

The flooring material 11 includes a floor portion 12 and a surface material 13 formed of concrete. The surface material 13 is attached to the surface of the floor portion 12. The floor portion 12 and the surface material 13 have the holes 12a to expose the junction box 7a embedded in the floor portion 12. The hole 12a has a slightly smaller circular shape than the flange portion 20 of the mounting board 2 from the upper surface.

The junction box 7a is formed in a rectangular box shape having an opening (not shown) on the upper surface. The junction box 7a is provided with two fixing pieces 7b each having a screw hole (not shown). Each of the mounting screws 7c and 7d for mounting the mounting plate 2 is screwed into a screw hole formed in the corresponding fixing piece 7b. A pipe 15 embedded in the floor portion 12 is joined to the side of the junction box 7a.

The wiring device 5 is disposed inside the junction box 7a. The wiring device 5 is an AC 100V socket specified in accordance with, for example, a large square string wiring device. The wiring device 5 is attached to a mounting frame 6b formed of synthetic resin. In the wiring device 5, the mounting frame 6b is screwed to the mounting bracket 6a in a state where the port is exposed from an opening (not shown) formed on the mounting bracket 6a. As shown in Fig. 3, the mounting bracket 6a holds the wiring device 5 such that the connecting jaw of the wiring device 5 faces obliquely upward. In a state in which the wiring device 5 is mounted on the mounting bracket 6a, the mounting bracket 6a is screwed to the junction box 7a by a mounting screw 7e, wherein the mounting screw 7e is screwed into the screw hole of the fixing piece 7b, and the mounting screw 7e is screwed into the screw hole of the fixing piece 7b. The fixing piece is provided on the upper surface of the junction box 7a.

A wire (not shown) connected to the wiring device 5 is connected to a switchboard or the like through the pipe 15. The wiring device 5 is not limited to an AC 100V socket. For example, the wiring device 5 can include a plurality of ports, each of which is coupled to a modular plug for a LAN (local area network). The wiring device 5 can include a plurality of ports connected to a modular plug for a telephone. Further, the number of connection ports of the wiring device 5 according to the present embodiment is two. However, the number of ports can vary as needed.

Here, a procedure for mounting the mounting board 2 to the floor material 11 in a state where the wiring device 5 is fixed in the junction box 7a will be described.

The mounting plate 2 is disposed on the floor material 11 (floor surface) in a state where the screw holes (not shown) of the two fixing pieces 7b provided on the junction box 7a match the long holes 22 and the circular holes 24 of the mounting plate 2. on. In a state where the cover 3 is opened, the mounting screw 7c that has passed through the circular hole 24 of the mounting plate 2 is screwed into the screw hole of a fixing piece 7b, and the mounting screw 7d that has passed through the long hole 22 is screwed to The other fixing piece 7b is in the screw hole. Therefore, the mounting board 2 is mounted to the junction box 7a. The mounting plate 2 is fixed to the surface material 13 by being mounted to the junction box 7a (buried in the floor portion 12).

Here, a procedure for opening/closing the cover 3 attached to the surface material 13 will be described with reference to FIGS. 1B and 1C.

The cover 3 in the closed state is placed on each of the placement sheets 21 and 23. The edge portion on the front side of the cover 30 is placed on the placement sheet 23. The edge portion on the rear side of the cover 30 is placed on the placement sheet 21. The shaft 4 is located in the long hole 36 near the inner portion of the cover 30.

When the opening/closing button 32a of the lid body 30 is moved inward in the radial direction of the lid body 30 against the spring force, the fixing of the fixing piece 32b to the closed state of the lid body 30 is released. When the user moves the opening/closing button 32a inward in the radial direction of the cover 30 while pivoting the cover 3, the cover 30 is relatively moved away from the shaft 4, so that the shaft 4 is moved into the elongated hole 36 to the outside. The location around. The user inserts the plug 16 from the opening 8 into the interior and connects the plug 16 to any of the connections of the wiring device 5.

In a state where the electric wire 14 connected to the plug 16 is fixed in the cut portion of the bushing 35, when the cover 30 is closed, the electric wire 14 is pulled from the groove 30a onto the floor material 11. The open state of the wiring door 33 is maintained by the leg piece 34 placed on the placement piece 23.

Further, when the program opposite to the above procedure is executed, the user can switch the wiring door 33 from the on state to the off state.

As described above, the floor wiring member 1 according to the present embodiment includes the mounting plate 2 and the circular cover 3. The mounting plate 2 is for mounting in the floor material 11 (floor surface). The mounting plate 2 has an opening 8 to expose the wiring device 5 disposed under the floor, wherein the plug 16 is coupled to and detached from the wiring device. The cover 3 is pivotally supported by a shaft 4 provided on the mounting plate 2. The cover 3 is used to open and close the opening 8. The cover 3 has a long hole 36, and the shaft 4 is movably fitted in the long hole so that the shaft 4 in the state in which the cover 3 is opened (the first state) is lower than the state in which the cover 3 is closed (the second state) The shaft 4 is closer to the outer periphery of the cover 3.

In the example in which the shape of the cover is a rectangle, the shaft may be provided along one side of the peripheral portion of the cover. However, in the case of a circular cover, in order to prevent the outer periphery of the shaft in the open state from interfering with the inner periphery of the mounting plate, it is necessary to provide the shaft on the inner side of the peripheral portion of the cover. The outer periphery of the inner side of the shaft in the circular cover extends in the axial direction. Therefore, the opening angle of the cover is limited to the angle generated when the outer periphery of the cover comes into contact with the inner periphery of the mounting plate. For this reason, it is impossible to open the cover at a large angle, and therefore, it is difficult for us to perform the work of connecting and detaching the plug.

On the other hand, in the floor joint member 1 according to the present embodiment, the cover 3 has the long hole 36, and the shaft 4 is movably fitted in the long hole, and the shaft 4 in the state where the cover 3 is open is The shaft 4 in a state where the cover 3 is closed is closer to the outer periphery of the cover 3. The shaft 4 pivotally supporting the cover 3 moves along the elongated hole 36. Therefore, since the distance between the outer periphery of the cover 3 and the inner periphery of the mounting board 2 can be increased in a state where the cover 3 is opened, it is possible for the cover 3 having a circular shape to be opened more easily and easily The plug 16 is coupled and detached.

As with the floor wiring member 1 according to the present embodiment, preferably, the cover 3 includes a flat cover 30. The cover 30 is pivotally supported by a shaft 4 that passes through the elongated hole 36. Preferably, the elongated hole 36 is formed in the cover body 30 such that the longitudinal direction of the elongated hole 36 is along the horizontal direction (as seen from the axial direction of the shaft 4), and the shape of the elongated hole 36 is downward convex. The shape of the arc is curved (as seen from the axial direction of the shaft 4).

As in the floor wiring member 1 according to the present embodiment, preferably, the shaft 4 in the first state is located at the end portion 361 (first end portion) in the elongated hole 36, which is adjacent to the outside of the cover body 30. Surroundings. Preferably, the shaft 4 in the second state is located at an end portion 362 (second end portion) in the elongated hole 36 which is adjacent to the inner portion of the cover body 30.

As with the floor wiring member 1 according to the present embodiment, preferably, the cover body 30 has a groove 30a (notch) through which the electric wire 14 passes. Preferably, the cover 3 further includes a wiring door 33 for opening and closing the groove 30a.

The floor wiring device 10 according to the present embodiment includes the device block 6 and the floor wiring member 1. The device block 6 includes a wiring device 5 and a mounting bracket 6a (mounting member). The mounting bracket 6a is for mounting under the floor together with the wiring device 5. The floor wiring device 10 includes the above-described floor wiring member 1. Therefore, it is possible for us to easily connect and disconnect the plug 16.

The long hole 36 according to the present embodiment is formed into a downwardly convex and curved shape as seen from the right side surface of the cover 3 in the closed state. However, the elongated holes 36 can be formed in any suitable shape. The elongated hole 36 is not limited to being formed between the fixed portion 31a and the cover 30. The long hole 36 only needs to be provided to the cover 3. The shaft 4 may be disposed in parallel with the line L2 from a direction orthogonal to the surface of the cover 3 in the closed state, wherein the line L2 is generated by rotating the line L1 counterclockwise by a specified angle, the specified angle being greater than 0 degrees and less than 90 degrees.

Although the present invention has been described with reference to the preferred embodiments thereof, many modifications and changes can be made without departing from the true spirit and scope of the invention.

1‧‧‧floor wiring components
2‧‧‧Installation board
3‧‧‧ Cover
4‧‧‧Axis
5‧‧‧Wiring device
6‧‧‧Device block
6a‧‧‧ mounting bracket
6b‧‧‧Installation box
7a‧‧‧ junction box
7b‧‧‧Fixed piece
7c, 7d, 7e‧‧‧ mounting screws
8‧‧‧ openings
10‧‧‧floor wiring device
11‧‧‧Floor material
12‧‧‧floor section
12a‧‧‧ hole
13‧‧‧Surface materials
14‧‧‧Wire
15‧‧‧ Pipes
16‧‧‧ plug
20‧‧‧Flange section
21‧‧‧Placement
22‧‧‧ long hole
23‧‧‧Placement
24‧‧‧ round hole
25‧‧‧ bearing
30‧‧‧ cover
30a‧‧‧ trench
31a‧‧‧Fixed part
31c‧‧‧screw
31d‧‧‧screw
32a‧‧‧ On/Off button
32b‧‧‧Fixed tablets
33‧‧‧Wiring door
34‧‧‧foot
35‧‧‧ bushing
36‧‧‧ long holes
361‧‧‧ first end
362‧‧‧second end
AA‧‧‧ tangent
BB‧‧‧ tangent
Central C1‧‧‧
D1‧‧‧ arrow
L1‧‧‧ line
L2‧‧‧ line
R1‧‧‧Specified angle

Preferred embodiments of the invention will now be described in more detail. Other features and advantages of the present invention will be better understood from the following description and accompanying drawings in which: FIG. 1A is a top view of a floor wiring device (with the cover closed), according to 1B is a plan view of the floor wiring device (in a state where the cover is open). According to the embodiment, FIG. 1C is a cross-sectional view of the floor wiring device taken along line AA of FIG. 1A. 1D is a cross-sectional view of the floor wiring device taken along line BB of FIG. 1B; according to this embodiment, FIG. 2A is a top view of the floor wiring device (a part of the cover is opened) In the state, according to this embodiment, FIG. 2B is a front view of the floor wiring device (in a state where the portion of the cover is open), and according to the embodiment, FIG. 2C is a right side view of the floor wiring device. (In the state where the portion of the cover is open); and according to this embodiment, Fig. 3 is a cross-sectional view of the floor wiring device (in a state where the floor wiring device is installed in the floor surface).

4‧‧‧Axis

20‧‧‧Flange section

23‧‧‧Placement

30‧‧‧ cover

31a‧‧‧Fixed part

31c‧‧‧screw

31d‧‧‧screw

33‧‧‧Wiring door

34‧‧‧foot

35‧‧‧ bushing

36‧‧‧ long holes

361‧‧‧ first end

362‧‧‧second end

Claims (6)

A floor wiring member comprising: a mounting plate for mounting in a floor surface, the mounting plate having an opening for exposing a wiring device; the wiring device for being disposed under the floor, wherein a plug is coupled to the wire And the device is detached from the wiring device; and a circular cover pivotally supported by a shaft disposed on the mounting plate, the opening is opened and closed by the cover, wherein the cover has a long hole, the shaft The shaft is movably inserted into the elongated hole such that the shaft in a first state in which the cover is open is closer to the outer periphery of the cover than in the second state in which the cover is closed. The floor wiring member of claim 1, wherein the cover comprises a flat cover body pivotally supported by the shaft passing through the elongated hole, and wherein the long hole system is formed The cover body is such that the longitudinal direction of the long hole is along the horizontal direction from an axial direction of the shaft, and the shape of the long hole is a downwardly convex and curved shape as viewed from the axial direction. The floor joint member of claim 2, wherein the shaft in the first state is located at a first end of the elongated hole, the first end being adjacent to an outer periphery of the cover, and wherein The shaft in the second state is located at a second end of the elongated hole, the second end being adjacent the inner portion of the cover. For example, the floor wiring member of claim 2, Wherein the cover body has a notch through which the electric wire passes, and wherein the cover further comprises a connecting door for opening and closing the notch. The floor wiring member of claim 3, wherein the cover has a recess through which the electric wire passes, and wherein the cover further includes a wiring door for opening and closing the recess. A floor wiring device comprising: the floor wiring member according to any one of claims 1 to 5; and a device block comprising the wiring device and a mounting member, the mounting member being used with the wiring device Install together under the floor.