JPH09149533A - Fixture for outdoor equipment - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide a fixture for outdoor equipment that does not depend on the environment of an installation site, is excellent in installing workability, and does not degrade the characteristics of outdoor equipment. SOLUTION: Outdoor equipment to be installed on a messenger wire 2a consists of a safety appliance box 12 and an outdoor radio base station device 13. This fixture 6 consists of a top plate 7 having a pair of slots 7a drilled; and side plates 8, 9 welded to both the side ends of the top plate 7. The fixture is so designed that the distance between side plates 8, 9 will be larger than the diameter of a communication cable 4. The safety box 12 and the outdoor radio base station device 13 are installed on the side plates 8, 9 of the fixture, respectively. A U-shaped bolt 10 fit on the messenger wire 2a is inserted into the slots 7a in the top plate 7, and nuts 11 are tightened on the projected portions of the U-shaped bolt 10 to install the fixture 6.

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to an outdoor wireless base station device for use in, for example, a simplified portable telephone system (hereinafter, referred to as a PHS) for attaching to a messenger wire stretched between telephone poles. The present invention relates to a mounting bracket for equipment.

[0002]

2. Description of the Related Art FIG. 5 is a perspective view showing a conventional mounting structure for outdoor equipment. Referring to FIG. 2, reference numeral 2 denotes a messenger wire stretched between telephone poles (not shown), and reference numeral 30 denotes a cable TV amplifier as an outdoor device. The cable TV amplifier 30 has a fixing piece 31 and a screw 33 attached to the upper surface.
Is fixed to the messenger wire 2 by clamping the messenger wire 2 with the holding piece 32 attached to the messenger wire 2 and tightening the screw 33.

[0003]

However, in the above-mentioned conventional mounting structure, as shown in FIG.
When another communication cable 4 is stretched in the vicinity of the messenger wire 2a to which the communication cable 4 is attached, the communication cable 4 hinders attachment.
Therefore, in this case, another U-shaped bolt 36 which is attached to the back of the outdoor equipment 34 by attaching another mounting bracket 35 having an inverted L-shape in side view to bypass the communication cable 4 is inserted into the messenger wire 2a. Are protruded upward from a long hole 35a formed in the upper surface of the mounting bracket 35 so that the nut 37
Is screwed to attach the outdoor device 34 to the messenger wire 2a. As described above, in the conventional mounting structure, when the communication cable 4 is provided, it is necessary to prepare another mounting bracket.

In some places, a plurality of messenger wires are stretched. In this case, as shown in FIG. 6, the messenger wire 2b is stretched in parallel with the messenger wire 2a at an interval of 30 cm. I have. At this time, if the outdoor device 34 is a PHS wireless base station device and includes the antenna 38,
Since the outdoor device 34 is positioned lower than the messenger wire 2a than the state of FIG. 5 where the communication cable 4 is not stretched, the antenna 38 may interfere with the lower messenger wire 2b. To prevent this, there is a problem that the dimensions of the outdoor device 34 and the antenna 38 are restricted, and the degree of freedom in design is reduced. In other words, it affects the shape of the internal panel of the outdoor equipment 34, making it impossible to perform an optimal design,
By shortening the size of No. 8, the characteristics deteriorated.

Accordingly, the present invention has been made in view of the above-mentioned conventional problems, and an object of the present invention is to allow outdoor equipment to be mounted in any environment and to reduce the characteristics of the outdoor equipment. An object of the present invention is to provide a mounting bracket for outdoor equipment that does not lower the mounting bracket.

[0006]

In order to achieve this object, a mounting bracket for an outdoor device according to the present invention is a mounting bracket for suspending and mounting an outdoor device on a messenger wire stretched between pillars. The ceiling plate portion is attached to the messenger wire, and a pair of side plate portions are provided on both sides of the ceiling plate portion so as to be opposed to each other and to mount outdoor equipment. Therefore, the outdoor equipment is spaced apart on both sides of the communication cable. In addition, since the outdoor equipment is located on both sides, even if the outdoor equipment is moved upward, it does not contact the communication cable.

[0007]

DESCRIPTION OF THE PREFERRED EMBODIMENTS Embodiments of the present invention will be described below with reference to the drawings. FIG. 1 is a perspective view showing an attached state of an outdoor device according to the present invention, FIG.
FIG. 3 is an exploded perspective view. In these figures, messenger wires 2a and 2b are stretched between telephone poles 3 and communication cable 4 is messenger wire 2a.
Suspended. Reference numeral 5 denotes an outdoor device unit, which includes a mounting bracket 6, an outdoor wireless base station device 12 as a communication device mounted on the mounting bracket 6, and a communication line N.
A protector box 13 is provided as an accessory device which is a demarcation point of responsibility when connecting from the TT line.

The mounting bracket 6 includes a ceiling plate portion 7 and a pair of opposed side plate portions 8, which are welded to both side edges of the ceiling plate portion 7 by welding or the like and are separated by a distance larger than the diameter of the communication cable 4. 9 and is formed in an H-shape in side view. The ceiling plate 7 has a pair of long holes 7a extending in the directions of the side plates 8 and 9. The outdoor radio base station device 12 and the protector box 1 are respectively provided on both side plate portions 8 and 9.
Holes 8a and 9a for attaching 3 with bolts 17 and 18 are formed. Reference numeral 14 denotes an antenna protruding from the lower surface of the outdoor radio base station apparatus 12, and 15 and 16 are communication cables and power cables led from the side surface of the outdoor radio base station apparatus 12.

In such a configuration, the U-shaped bolt 10 is inserted into the messenger wire 2a and the nut 11 is screwed into the messenger wire 2a, so that the outdoor radio base station device 12 and the protector The mounting bracket 6 to which the box 13 is mounted is mounted on the messenger wire 2a.

At the time of the mounting work of the mounting bracket 6, since the interval between the both side plates 8, 9 is formed larger than the diameter of the communication cable 4, it can be performed without contacting the communication cable 4, so that the communication can be performed. The cable 4 is not damaged. In addition, since the outdoor wireless base station apparatus 12 is not positioned below the communication cable 4 unlike the related art, the lower end of the antenna 14 is disposed at a fixed distance L (30 cm) between the messenger wires 2a and 2b. And a sufficient distance l (3 cm) between the messenger wire 2b and the messenger wire 2b so as not to interfere with each other.

Here, when the vertical dimension of the outdoor radio base station apparatus 12 is large and the lower end of the antenna 14 and the messenger wire 2b are close to each other and interfere with each other,
The interference can be prevented by extending the upper end portions of the side portions 8 and 9 upward and moving the mounting position of the outdoor wireless base station device 12 upward. In order to prevent such interference, the shape of the internal panel of the outdoor wireless base station device 12 is affected as in the related art, and an optimal design cannot be made. There is no such thing.

In addition, the protector box 13 conventionally attached to the telephone pole 3 separately from the outdoor wireless base station apparatus 12 by a separate operation from the outdoor wireless base station apparatus 12 is replaced with the outdoor wireless base station apparatus 12. Can be attached to the side plate portion 9 on the side opposite to the side plate. For this reason, the outdoor radio base station apparatus 12
The installation of the protector box 13 can be performed at the same time as the installation, and the wiring work between the protector box 13 and the outdoor wireless base station device 12 can be performed at the same time, thereby simplifying the work. Furthermore, since another metal fitting for attaching the protector box 13 to the telephone pole 3 is not required, the number of parts can be reduced. When an optical cable communication network is used in addition to the protector box 13, the accessory device may be an optical transmission terminal device (BST).
Further, a backup battery pack may be used, and various design changes are possible.

FIG. 4 is a perspective view showing a second embodiment of the present invention. In the figure, a mounting bracket indicated by reference numeral 20 is a ceiling plate 21 having a pair of long holes 21a formed therein.
And a pair of side portions 22 and 23 formed by bending both sides of the ceiling plate portion 21 downward at right angles, and is formed in a U-shape in side view. As in the first embodiment, holes 22a and 23a for attaching a communication device and an auxiliary device with screws are formed in these side portions 22 and 23, respectively. Is formed with a rectangular hole 22b for reducing the weight.
In the second embodiment, since the mounting bracket 20 is formed in a U-shape in a side view, one plate member can be formed by bending, so that the manufacturing is easy and the manufacturing is easy. Costs can be reduced.

In the present embodiment, the wireless communication base station device 12 is described as an outdoor device, but the present invention is not limited to this, and various design changes such as an amplifier for a cable TV are possible. That is not.

[0015]

As described above, according to the present invention, it is a fitting for attaching outdoor equipment to a messenger wire, which is hung on a messenger wire stretched between pillars, and is hung on the messenger wire. Since the ceiling plate and the pair of side plates for mounting the outdoor equipment, which are arranged facing each other on both sides of the ceiling plate, are mounted, the communication cable may come into contact with the mounting bracket during the mounting work. Since it does not exist, it does not damage the communication cable. Further, since only one mounting bracket is required, there is no need to replace the mounting bracket, thereby improving the workability of mounting. Also, since the mounting position of the communication device can be moved up and down, interference with other messenger wires can be prevented, and therefore, the characteristics of the communication device do not deteriorate. Furthermore, since the attachment device can be mounted on the same mounting bracket as the outdoor equipment, the number of parts can be reduced and the mounting operation can be simplified.

Further, according to the present invention, the both-side plate portion and the ceiling plate portion are formed in a U-shaped cross section by a single plate member, so that the production is easy and the production cost is reduced. Can be.

[Brief description of the drawings]

FIG. 1 is a perspective view showing a state in which an outdoor device is mounted on a messenger wire using a mounting bracket according to the present invention.

FIG. 2 is a side view showing a state in which an outdoor device is mounted on the mounting bracket according to the present invention.

FIG. 3 is a perspective view showing a state in which the outdoor device is removed from the mounting bracket of the outdoor device according to the present invention.

FIG. 4 is a perspective view showing a second embodiment of the mounting bracket for outdoor equipment according to the present invention.

FIG. 5 is a perspective view showing a conventional mounting structure for outdoor equipment.

FIG. 6 is a perspective view showing a second example of a conventional mounting structure for outdoor equipment.

[Explanation of symbols]

2a, 2b: messenger wire, 4: communication cable, 5: outdoor communication device unit, 6, 20: mounting bracket, 7: ceiling plate, 8, 9: side plate, 12: outdoor wireless base station device, 13 ... protector box, 14 ... antenna.

Claims (2)

[Claims] 1. A mounting bracket for suspending and mounting an outdoor device on a messenger wire stretched between pillars, wherein a ceiling plate part to be mounted on the messenger wire and a space on both sides of the ceiling plate part. And a pair of side plates to which outdoor equipment is mounted so as to face each other, and a mounting bracket for outdoor equipment. 2. A mounting bracket for an outdoor device according to claim 1, wherein the side plate portion and the ceiling plate portion are formed into a U-shaped cross section by a single plate member. Mounting bracket for equipment.