JP2000022416A - Antenna mount device - Google Patents

Abstract

PROBLEM TO BE SOLVED: To simplify the mount of an antenna with a small size and light weight and to easily change an antenna installation position. SOLUTION: The device mounts a planar antenna 4 on a flat face, and is provided with a suction cup 6, a sphere 8 fitted to a rear side of the suction cup 6, a sphere mount means 10 that mounts the sphere 8 to the rear side of the suction cup 6 in a rocking enable way, and a rod 12 extended in a direction opposite to the suction cup 6, and a tip of the rod 12 is fixed to the planar antenna 4. The planar antenna 4 is simply mounted on a window glass pane 104 by sucking the suction cup 6 onto the window glass pane 104. Furthermore, since the sphere 8 is fitted to the suction cup 6 in a rocking enable way and the planar antenna 4 is fixed to the sphere 8 via the rod 12, the azimuth angle and the elevating angle of the planar antenna 4 are adjusted by rocking the planar antenna 4 around the sphere 8.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a planar antenna mounting device.

[0002]

2. Description of the Related Art Since a planar antenna is relatively small, it can be installed in a house or a car. When installing the antenna outdoors, it is necessary to take waterproofing measures or to provide a structure with sufficient mechanical strength.However, when installing the antenna indoors, the conditions are moderate in this respect, and Cost can be reduced. In addition, in the case of setting to an automobile, there is a risk of theft if an antenna is mounted outside the vehicle.

FIG. 5 is a side view showing a conventional antenna mounting device. This antenna mounting device 102
The flat antenna 106 is provided on the indoor side of the window glass 104 in the vicinity of the window glass 104, and includes brackets 108, 110, and 112.
The bracket 108 is attached to a wall 114 around the window glass 104.
Is fixed by bolts 116. Bracket 11
Numeral 0 stands upright on the upper surface of the distal end of the bracket 108 and can swing about a virtual perpendicular line. On the other hand, the bracket 112 is attached to the front end of the bracket 110, and can swing about a virtual horizontal line parallel to the glass surface. The planar antenna 106 is fixed to the front end of the bracket 112 near the lower end on the back side.
Since the brackets 110 and 112 are swingable as described above, the planar antenna 106 can adjust the azimuth and elevation thereof to transmit and receive the radio wave 118 accurately.

[0004]

However, such a conventional antenna mounting device 102 has the following disadvantages. That is, since the bracket 108 is fixed to the wall surface 114 by the bolt 116, the antenna mounting device 1
It is necessary to make a bolt hole in the wall surface 114 in order to mount the 02, and the mounting operation takes time and effort. In addition, since the antenna is fixed with the bolt 116, the antenna installation location cannot be easily changed. Further, the mechanism for enabling adjustment of the azimuth and elevation of the planar antenna 106 is complicated, and as a result, the device becomes large and heavy. SUMMARY OF THE INVENTION The present invention has been made to eliminate such disadvantages, and an object of the present invention is to provide an antenna mounting device which is small and lightweight, can be easily mounted, and can be easily changed in an antenna installation place. It is in.

[0005]

SUMMARY OF THE INVENTION In order to achieve the above object, the present invention provides a device for mounting a planar antenna, comprising: a sucker that can be attracted to a flat surface; a rod fixed to the planar antenna; A sphere attached to the tip,
And a sphere attaching means for swingably attaching the sphere to the back surface of the suction cup. In the antenna mounting device of the present invention, the flat antenna can be mounted by adsorbing the suction cup to, for example, a window glass.
Also, since the sphere is swingably attached to the suction cup and the planar antenna is fixed to this sphere via a rod, the azimuth and elevation of the planar antenna can be adjusted by swinging the planar antenna about the sphere. It can be done by moving.

[0006]

Embodiments of the present invention will be described below with reference to the drawings. FIG. 1 is a cross-sectional side view showing an example of the antenna mounting device according to the present invention, and FIG. 2 is a cross-sectional side view showing the entire antenna mounting device and planar antenna of FIG. In the figure, the same elements as those in FIG. 5 are denoted by the same reference numerals. This antenna mounting device 2
The flat antenna 4 is mounted on a flat surface. The flat antenna 4 includes a suction cup 6 that can be adsorbed on the flat surface, and a sphere 8 mounted on the back of the suction cup 6. It is mounted so that it can swing. A rod 12 is erected on the sphere 8 and extends in a direction opposite to the suction cup 6.
6 is fixed to the lower end of the flat antenna 4 on the front surface side.

The sphere mounting means 10 includes a cap 18 fixed to the rear surface of the suction cup 6 with the concave portion facing the rear surface of the suction cup 6, and a central portion of the cap 18 has an annular surface corresponding to the spherical surface of the sphere 8. The sphere 8 larger than the outer diameter of the rod 12
An opening 20 having an inner diameter smaller than the diameter of the opening 20 is formed.
The sphere 8 is accommodated in the concave portion of the cap 18, a part of which is fitted into the annular surface of the opening 20 and is exposed outside the cap 18, and is pressed against the back surface of the suction cup 6 by the annular surface of the opening 20. . The tip of the rod 12 is the opening 2 of the sphere 8.
It is fixed to a portion exposed from the outside of the cap 18 from 0. A convex portion 22 is formed at the center of the rear surface of the suction cup 6, and a male screw 24 is formed on the convex portion 22. on the other hand,
A female screw 26 is formed at an end of the concave portion of the cap 18,
The cap 18 is fixed to the suction cup 6 by covering the projection 22 with a female screw 26 of the cap 18 and screwing it into a male screw 24.

A friction pad 28 interposed between the cap 18 and the spherical body 8 is mounted on the annular surface of the opening 20.
The friction pad 28 can be formed of, for example, felt. The suction cup 6 is made of a soft resin such as natural rubber, synthetic rubber, silicon rubber or the like, and is generally formed in a bowl shape. A concave portion 30 in which the sphere 8 is fitted halfway is formed in the central portion of the convex portion 22 of the suction cup 6.

When the planar antenna 4 is mounted on, for example, the window glass 104 by the antenna mounting apparatus 2 configured as described above, as shown in FIG.
What is necessary is just to make the suction cup 6 adsorb | suck to the surface 32 of the indoor side of 04.
As described above, the spherical body 8 is swingably attached to the suction cup 6, and the planar antenna 4 is fixed to the spherical body 8 via the rod 12 (FIG. 1). The elevation angle can be adjusted by swinging the planar antenna 4 about the sphere 8. The sphere 8
Is the suction cup 6 by the cap 18 through the friction pad 28.
Since the cap 18 is pressed against the suction cup 6, the swing of the sphere 8 is suppressed to some extent, and the azimuth and elevation of the flat antenna 4 are adjusted. be able to.

Therefore, in the antenna mounting device 2 of the present embodiment, when the flat antenna 4 is mounted,
For example, it is only necessary to suck the suction cup 6 onto the window glass 104, and it is extremely easy to mount the antenna. When changing the installation location of the antenna, the suction cup 6 may simply be removed from the suction target such as the window glass 104 and the suction cup 6 may be adsorbed on a flat surface at a new installation location. Therefore, the installation location of the antenna can be easily changed. Also,
Since the structure is simple, the size and weight of the device can be reduced.

In this embodiment, the cap 1
It is assumed that the friction pad 28 is attached to the annular surface of the opening 20 of the opening 8, but the frictional force between the spherical body 8 and the back surface of the suction cup 6 and the frictional force between the spherical body 8 and the annular surface of the opening 20 are sufficient. When it is obtained, it is also possible to adopt a configuration in which the friction pad 28 is not used.

Next, a second embodiment of the present invention will be described. FIG. 3 is a cross-sectional side view showing a second embodiment, and FIG. 4 is a cross-sectional side view showing the entire antenna mounting device and planar antenna of FIG. In the figures, FIGS. 1 and 2
The same elements as those described above are denoted by the same reference numerals, and a description thereof will be omitted here.

In the antenna mounting device 34, the cap 36 is fixed to the rear surface of the suction cup 41 by bolts 38. Then, the friction pad 40 is accommodated in the concave portion of the cap 36, and one surface of the friction pad 40 contacts the surface of the sphere 8, and the tip of the bolt 44 penetrating the wall 42 of the cap 18 causes the friction pad 40 to move relative to the sphere 8. Pressed. By adjusting the pressing force of the bolt 44 against the friction pad 40, the swing of the sphere 8 can be appropriately suppressed. The antenna mounting device 34 differs from the antenna mounting device 2 only in the friction pad mounting position with respect to the sphere 8.

[0014]

As described above, the present invention relates to an apparatus for mounting a planar antenna, comprising a suction cup which can be attracted to a flat surface, a rod fixed to the planar antenna, and a tip mounted on the rod. A sphere and sphere mounting means for swingably attaching the sphere to the back surface of the suction cup are provided. Therefore, in the antenna mounting device of the present invention, when mounting the planar antenna, it is only necessary to adsorb the suction cup to the window glass, for example, and the mounting of the antenna is extremely easy. When the installation location of the antenna is changed, the suction cup may simply be removed from a suction target such as a window glass, and the suction cup may be adsorbed on a flat surface at a new installation location. Therefore, the installation location of the antenna can be easily changed. Further, since the structure is simple, the size and weight of the device can be reduced.

[Brief description of the drawings]

FIG. 1 is a sectional side view showing an example of an antenna mounting device according to the present invention.

FIG. 2 is a cross-sectional side view showing the entire antenna mounting device and planar antenna of FIG. 1;

FIG. 3 is a sectional side view showing a second embodiment.

FIG. 4 is a cross-sectional side view showing the entire antenna mounting device and the planar antenna of FIG. 3;

FIG. 5 is a side view showing a conventional antenna mounting device.

[Explanation of symbols]

2, 34, 102 ... antenna mounting device, 4, 10
6 ... planar antenna, 6, 41 ... suction cup, 8 ... sphere,
10 sphere mounting means, 12 rods, 14
Tip, 16 Plate, 18, 36 Cap
20 ... opening, 22 ... convex part, 24 ... male screw, 26 ...
... female screw, 28, 40 ... friction pad, 30 ... recess,
38, 44, 116: bolt, 42: wall, 104
... window glass, 108, 110, 112 ... bracket, 114 ... wall surface, 118 ... radio wave.

Claims (9)

[Claims] 1. A device for mounting a planar antenna, comprising: a sucker that can be attracted to a flat surface; a rod fixed to the planar antenna; a sphere attached to a tip of the rod; An antenna mounting device comprising: a sphere mounting means that is swingably mounted on a back surface. 2. The sphere mounting means includes a cap fixed to the back surface of the suction cup with a concave portion facing the back surface of the suction cup, and a center portion of the cap is provided with an annular surface corresponding to the spherical surface of the sphere. An opening having an inner diameter larger than the outer diameter of the rod and smaller than the diameter of the sphere is formed, and the sphere is housed in the concave portion of the cap, and a part of the sphere is fitted into the annular surface of the opening to form the cap. The tip of the rod is fixed to a portion of the sphere that is exposed to the outside of the cap from the opening, and is exposed to the outside of the cap and pressed against the back surface of the suction cup by the annular surface. An antenna mounting device as described in the above. 3. The suction cup has a convex portion in the center of the back surface, a male screw is formed on the convex portion, a female screw is formed on an end of a concave portion of the cap, and the cap is formed on the convex portion. The antenna mounting device according to claim 2, wherein the female screw of the cap is fixed to the suction cup by screwing the female screw of the cap onto the male screw. 4. The antenna mounting device according to claim 2, wherein a friction pad interposed between the cap and the spherical body is mounted on the annular surface of the opening of the cap. 5. The antenna mounting device according to claim 2, wherein the cap is fastened and fixed to the suction cup by a bolt. 6. The antenna mounting device according to claim 2, further comprising a friction pad housed in the concave portion of the cap and having one surface contacting the surface of the sphere. 7. The antenna mounting device according to claim 6, wherein the friction pad is pressed against the sphere by a tip of a bolt penetrating a wall of the cap. 8. The antenna mounting device according to claim 1, wherein said suction cup is formed of a soft resin in a substantially bowl shape. 9. The antenna mounting device according to claim 1, wherein a concave portion in which the sphere is fitted halfway is formed on a back surface of the suction cup.