JPS6341282B2 - - Google Patents

Description

[Detailed description of the invention] This invention relates to a power supply lead-in device.

As shown in FIGS. 1 and 2, a conventional power supply lead-in device has a lead-in pole 2 with a base 1 at its lower end.
is installed outdoors, and a support fitting 3 is attached to this retractable pole 2.
is attached using the mounting band 4, the retracting board 5 is supported by the support fitting 3, and the overhead electric wire retaining insulator 7 is hooked to the hook 6 attached to the upper end of the retracting pole 2.
The overhead wire 8 is hooked onto the overhead wire retaining insulator 7, passed through the cap 9 at the upper end of the lead-in pole 2, and passed through the outcap 10 from slightly below the installation position of the lead-in panel of the lead-in pole 2 to the overhead lead-in. Pull out the electric wire 11 connected to the electric wire 8, insert this electric wire 11 into the inside of the lead-in board 5 from the bottom surface, connect it to the integrating watt-hour meter 12 built into the lead-in board 5, and connect it to the integrating watt-hour meter 12. Pull out the wire 13 from the bottom of the lead-in board 5, insert the wire 13 into the lead-in pole 2 through an outcap (not shown), and pass it underground from the lead-in pole 2 to the distribution board (not shown) inside the building. It is designed to lead to.

However, such a conventional power supply lead-in device has a problem in that the mounting portion of the lead-in board 5 is exposed, which spoils the appearance.

SUMMARY OF THE INVENTION Therefore, an object of the present invention is to provide a power supply lead-in device whose appearance can be improved.

An embodiment of the invention is shown in FIGS. 3 to 9. That is, as shown in FIGS. 3 to 7, this power supply device includes a retractable pole 2 whose one end is fixed to the ground, an opening on the retractable pole 2 side, and an opening surface with the retractable pole 2 in between. The first and second storage boxes 25 and 26 are fixed to the retracting pole 2 in a state where they face each other, and the first and second storage boxes 25 and 26 are interposed between the opening facing edges of the first and second storage boxes 25 and 26. Both the first and second storage boxes 25, 26 have a door 15 on the opposite side from the retraction pole 2. , 16.

Examples will be described in more detail below. This power supply lead-in device, as shown in Figs. 3 to 7,
A retractable pole 2 with a base 1 at its lower end is erected outdoors, a retractable board 14 is attached to the retractable pole 2 so as to pass through the retractable pole 2, and a hook 6 attached to the upper end of the retractable pole 2 is attached to the retractable pole 2. An electric wire retaining insulator 7 is hung thereon, and a cap 9 is placed over the upper end of the lead-in pole 2. In this case, the retractable board 14 has a door 15 with a meter reading window on one side and a door 16 on the other side, and a housing part 17 inside the door 15 with a meter reading window is fixed to a wooden base 18 and sealed. A necessary integrating power meter 19 is housed in a screw-fastened state on a mounting plate 20, and a housing part 21 inside the door 16 contains a pull-in switch 22, a timer 23, etc. that do not need to be sealed. The power distribution equipment is housed in a state where it is screwed to the mounting plate 24, and the housing section 17 has a rear-open housing box 25 having a door 15 with a meter reading window on the front and a retractable pole with its rear face facing the retractable pole 2. The storage section 21 has a rear-open storage box 26 having a door 16 on the front surface, and is fixed to the retractable pole 2 with the rear surface facing the rear surface of the storage box 25 with the retractable pole 2 in between. It is configured as follows. The gap between the storage boxes 25 and 26 is filled with two rubber gaskets 27, which are half-cylindrical and have flange portions 27a and 28a at both ends curved along the outer peripheral surface of the retraction pole 2. 28 into storage boxes 25, 26
The flange portions 27a,
By tightening the circumferential grooves 27b and 28b of 28a with metal fittings or belts (not shown),
26 and the retractable pole 2 are waterproofed.

Next, a specific mounting structure of the retracting board 14 to the retracting pole 2 will be explained with reference to FIGS. 8 and 9. In other words, this mounting structure has two
A mounting band 29 fixed to the inner surfaces of the parallel mounting plates 20 and 24 is screwed to the retractable pole 2,
Mounting piece 3 spot-welded to the inner surface of the storage box 25
The storage box 25 is fixed by screwing screws 0 and 31 to the peripheral edge of the mounting plate 20, and the storage box 26
The storage box 26 is fixed by screwing the mounting pieces 32 and 33 spot-welded to the inner surface of the mounting plate 24, and the integrated watt-hour meter 19 is attached to the center of the mounting plate 20.
Screw the wooden base 18 that is attached to the mounting plate 2.
A retractable switch 22 and a timer 23 are installed in the center of 4.
The rubber gaskets 27 and 28 are fitted into the recessed steps 25a and 26a on the rear edges of the storage boxes 25 and 26, and the flange portions 27a and 2 of the gaskets 27 and 28 are tightened with screws.
8a is tightened.

On the other hand, the overhead wire 8 is connected to the overhead wire insulator 7.
After being caught in the hole of cap 9 (not shown)
It is passed through the inside of the retractable pole 2, and the retractable pole 2
An electric wire 34 connected to the overhead lead-in wire 8 is pulled out from a point located in the lead-in board 14 into the lead-in board 14 via an outcap 35, and an integrated watt-hour meter is installed using both sides of the lead-in pole 2 as a wiring space. 19. After being connected to the retractable switch 22 and timer 23,
It is again passed through the outcap (not shown) into the lead-in pole 2 from the point located in the lead-in board 14 of the lead-in pole 2, and is passed underground to the distribution board (not shown) in the building. be guided.

As described above, in this embodiment, the meter reading door 15 is provided on one side of the retractable board 14 to accommodate the integrated power meter 19, and the door 16 is provided on the other side to distribute power for the retractable switch 22, timer 23, etc. Since the equipment is housed, one side of the retractable panel 14 is installed facing outside the site, so that meter reading can be performed from outside the site, and the retractable switch 22 and timer 23 can be operated within the site. . Also,
Since the accommodating parts 17 and 21 are provided on both sides of the retractable panel 14, the integrated power meter 19, which requires sealing, and the retractable switch 22 and timer 23, which do not require sealing, can be separately accommodated. In addition, the retraction board 14
Since the retracting board 14 is attached to the retracting pole 2 with the retracting pole 2 penetrating through the retracting pole 2, the mounting portion is hidden and the appearance can be improved. In addition, since the electric wire 34 is placed in and out from the lead-in pole 2 within the lead-in board 14, it is possible to prevent deterioration of the wire 34 due to rain, sunlight, wind, etc. and to prevent rainwater from entering through the wire 34, and also to improve the appearance. can be done.

As shown in FIGS. 10 and 11, if the retractable switch 22, timer 23, etc. are not required, a back cover 36 having a recessed step 36a on the rear edge can be installed in place of the storage box 26. Well, in this case too,
The same effects as in the previous embodiments can be obtained in terms of improved appearance and electric wires.

As described above, the power supply lead-in device of the present invention includes a retractable pole whose one end is fixed to the ground, an opening on the retractable pole side, and a retractable pole with the opening faces facing each other across the retractable pole. It is composed of fixed first and second storage boxes, and a packing that is interposed between the opening facing edges of the first and second storage boxes and surrounds the circumferential side of the retractable pole above and below the storage boxes. Therefore, it has the following effects. In other words, in this power supply retracting device, since the first and second storage boxes are opposed to each other with the retraction pole in between, the retraction pole becomes skewered with respect to the first and second storage boxes, and the side surface of the retraction pole The space can be secured as a wiring space. Furthermore, although the retractable poles are skewered into the first and second storage boxes, since the storage boxes are attached with the retractable poles in between, construction can be performed even after the retractable poles are installed.

Moreover, the attachment portions of the first and second storage boxes to the retractable pole can be provided inside the first and second storage boxes, and the appearance of the retractable pole can be improved. Further, the mounting portion is not exposed, and corrosion of the mounting portion can be prevented.

Furthermore, since the gasket is provided in the space between the first and second storage boxes and at the joint with the retractable pole, the interior of the first and second storage boxes can be made waterproof.

[Brief explanation of the drawing]

FIG. 1 is a perspective view of a conventional power supply lead-in device, FIG. 2 is a partially cutaway side view, and FIGS. 3 and 4 respectively show the site of a power supply lead-in device according to an embodiment of the present invention when the door is closed. Figures 5 and 6 are perspective views from outside and inside the premises when the door is open, Figure 7 is a perspective view of the main parts, and Figure 8 is a horizontal view. 9 is a side view of the inside of the retracting board, FIG. 10 is a horizontal sectional view of a modified example, and FIG. 11 is a side view of the inside of the retracting board. 2... Retraction pole, 25, 26... Storage box, 2
7,28...Rubber pads.

Claims (1)

[Scope of Claims] 1. A retractable pole whose one end is fixed to the ground, and a first and second retractable pole having an opening on the retractable pole side and fixed to the retractable pole with the opening surfaces facing each other with the retractable pole in between. comprising a second storage box, and a gasket that is interposed between opposing edges of the openings of the first and second storage boxes and surrounds the circumferential side of the retraction pole at the upper and lower portions of the first and second storage boxes; Said first
and a power supply lead-in device in which at least one of the second storage boxes has a door on a side opposite to the lead-in pole. 2. The power supply lead-in device according to claim 1, wherein the electric wire is drawn out from inside the lead-in pole inside the first and second storage boxes. 3. The packing is made of a pair of hat-shaped packing members, each of which has a semi-cylindrical shape with flanges at both ends curved along the outer peripheral surface of the retraction pole, and which are arranged in close contact with each other. A power supply lead-in device according to claim 1 or 2.