JP3876184B2 - Vehicle antenna - Google Patents

Description

[0001]
BACKGROUND OF THE INVENTION
The present invention relates to a vehicular antenna provided in a hollow body constituting a vehicular exterior product such as a vehicular air spoiler or vehicular bumper.
[0002]
[Prior art]
Conventionally, vehicles are equipped with a receiving antenna such as a radio. In addition, such an antenna is provided with an antenna element in a hollow body made of resin as a vehicle exterior such as a vehicle air spoiler or a vehicle bumper, so that the space can be shared and the appearance of the vehicle as a whole can be improved. (See, for example, Japanese Patent Application Laid-Open Nos. 9-142338 and 2001-102826, etc.).
[0003]
Moreover, when fixing such an antenna element in an exterior product, the technique fixed using fixing means, such as a screw, can also be seen.
[0004]
In the fixing means such as a screw in such a case, for example, a relatively large working opening is required to perform directly inside the hollow body, and at least a fixing means such as a screw is required to perform from the outside of the hollow body. A hole-like working opening for insertion from the outside into the inside is required.
[0005]
On the other hand, when various vehicle parts are fixed using fixing means such as screws, if the screw heads etc. are exposed to the outside, the line-of-sight looks especially like vehicle exterior parts installed outside the vehicle body. In general, a dedicated part such as a lid for covering the screw head or the like is separately provided.
[0006]
Similarly, even if the fixing means such as screws are entirely located in the hollow body, the working opening for performing the screw fixing work from the outside remains exposed to the outside, and the appearance is impaired. Therefore, in these cases, it is necessary to separately provide a lid or the like for covering the work opening.
[0007]
[Problems to be solved by the invention]
By the way, dedicated parts made up of separate members such as a lid for covering the above-described working opening, etc., take into consideration the adhesion to the screw head and the like, the ease of mounting in the working opening, etc. Since some degree of elasticity is required, it is made of a material different from the hollow body.
[0008]
Therefore, even if the working opening or the like can be covered, it can be easily confirmed that a member different from the hollow body is present, and judging from the viewpoint of improving the appearance, The effect will be very low.
[0009]
In order to solve the above problems, the present invention can eliminate the need for a separate member dedicated to cover the work opening, increase the number of parts due to the separate member itself, increase the product cost, and increase the assembly work cost. An object of the present invention is to provide a vehicular antenna that can prevent the above-described problem.
[0010]
[Means for Solving the Problems]
In order to achieve the object, a vehicle antenna according to the present invention includes an antenna element arranged in a hollow body constituting a vehicle exterior product, and a screw of the antenna element formed in the hollow body inside the hollow body. A fixing work opening for performing fixing work from the outside, and a stop lamp fixed to the outside of the hollow body, the lid provided at a position covering the fixing work opening and concealing the fixing work opening And a stop lamp that is also used.
[0011]
According to such a configuration, the antenna element is arranged in the hollow body constituting the vehicle exterior product, and the fixing work opening for performing the screw fixing work of the antenna element inside the hollow body from the outside is formed in the hollow body. The fixing work opening is covered with a stop lamp fixed to the outside of the hollow body.
[0012]
The vehicle antenna of the present invention includes an antenna element arranged in a hollow body constituting a vehicle exterior product, and a positioning operation of the antenna element formed in the hollow body inside the hollow body from the outside. a positioning work opening for the an external which is fixed to the stop lamp of the hollow body, a stop lamp is also used the provided at a position to cover the positioning work opening as a lid to hide the opening for the positioning work And.
[0013]
According to such a configuration, the antenna element is arranged in the hollow body constituting the vehicle exterior product, and the positioning work opening for performing the positioning work of the antenna element inside the hollow body from the outside is formed in the hollow body. The positioning operation opening is covered with a stop lamp fixed to the outside of the hollow body.
[0014]
Furthermore, the vehicle antenna of the present invention includes an antenna element arranged in a hollow body constituting a vehicle exterior product, and a continuity test operation of the antenna element formed inside the hollow body from the outside. A continuity test work opening for performing and a stop lamp fixed to the outside of the hollow body, which is provided at a position covering the continuity test work opening and also serves as a lid for hiding the continuity test work opening And a stop lamp .
[0015]
According to such a configuration, the antenna element is arranged in the hollow body constituting the vehicle exterior product, and the continuity test work opening for performing the continuity test work of the antenna element inside the hollow body from the outside is formed in the hollow body. The continuity test work opening is formed and covered with a stop lamp fixed to the outside of the hollow body.
[0016]
Further, the vehicle antenna of the present invention is characterized in that at least any two of the fixing work opening, the positioning work opening, and the continuity test work opening are combined.
[0017]
In addition, the vehicle antenna of the present invention includes an antenna element arranged in a hollow body constituting a vehicle exterior product, a plate-like retainer fixed in the hollow body while holding the antenna element, and the hollow A work opening formed on the body for performing work on the antenna element inside the hollow body from the outside, and an outer shape provided on the retainer and extending along at least a part of the opening edge of the work opening. And a positioning portion for artificially positioning the retainer in the hollow body.
[0018]
According to such a configuration, the antenna element is arranged in the hollow body constituting the vehicle exterior product, the plate-like retainer holding the antenna element is fixed in the hollow body, and the work relating to the antenna element inside the hollow body is performed. A work opening for carrying out from the outside is formed in the hollow body, and an outer shape along the opening edge of at least a part of the work opening is used to artificially position the retainer in the hollow body. A positioning part is provided on the retainer.
[0019]
In the vehicle antenna of the present invention, a part of the antenna element can be seen from the work opening.
[0020]
Furthermore, the vehicle antenna according to the present invention includes an accessory exterior product that is fixed to the outside of the hollow body so as to cover the work opening and functionally constitutes a part of the vehicle exterior product. Features.
[0021]
DETAILED DESCRIPTION OF THE INVENTION
Next, an embodiment of a vehicle antenna according to the present invention is applied to an antenna installed in an air spoiler installed in a rear part of a vehicle as a hollow body, and will be described with reference to FIGS.
[0022]
In FIG. 7, 1 is a vehicle body, 2 is a hollow air spoiler fixed above the rear part of the vehicle body 1, and 3 is a rear bumper fixed below the rear part of the vehicle body 1.
[0023]
As shown in FIG. 6, the air spoiler 2 is formed with first to fifth windows 2 a to 2 e that open to the side surface or the bottom surface. A plurality of fixtures 4 such as screws and clips for mounting the vehicle body are provided on the bottom surface of the air spoiler 2. Further, the air spoiler 2 includes an antenna element 5 for receiving radio waves, a retainer 6 holding the antenna element 5, a bracket 7 for fixing the retainer 6 to the air spoiler 2, and one end of the antenna element 5. A cable 8 as a feeder line fixed to the connector 8 and a connector 9 to which the other end of the cable 8 is connected. In addition, the air spoiler 2 is provided with an installation recess 2f for providing a high-mount stop lamp 10 (see FIGS. 7 and 5) as an accessory accessory that lights up in conjunction with the brake operation of the vehicle body 1.
[0024]
The connector 9 can also be connected by inserting a power source or signal line (not shown) of the high-mount stop lamp 10 from the second window 2b. Further, by sharing the connector 9 and the second window 2b as the wiring connection connector of the high mount stop lamp 10 and the wiring work opening, it is necessary to provide a dedicated connector and window for the high mount stop lamp 10. Disappear.
[0025]
FIG. 6 is a bottom view of a portion located on the right side of the vehicle body from the vicinity of the center of the vehicle body when the air spoiler 2 is attached to the vehicle body. With respect to the parts, the mirrors are basically mirror-symmetric except for the wiring state of the other cable 8 ′ connected to the connector 9.
[0026]
Further, as shown in FIG. 5, the antenna element 5 and the retainer 6 are subjected to vibration resistance absorption processing by being sandwiched between the cushions 11 in a superimposed state.
[0027]
The antenna element 5 is formed from, for example, brass tin plating or reflow tin plating, and as shown in FIG. 4, a projection 5 a for connecting one end of the cable 8 is provided at one end thereof. Further, bendable tongue pieces 5b are raised at appropriate plural positions of the antenna element 5. Further, the antenna element 5 is a strip-shaped monopole antenna in which the width on the other end side is gradually narrowed compared to the one end side on which the projection 5a is provided. ing.
[0028]
The retainer 6 is made of, for example, ABS resin. Further, the retainer 6 is provided with a plurality of notched or hole-like engaged portions 6a, and the tongue piece 5b of the antenna element 5 is positioned on the engaged portion 6a and folded (FIG. 5). Reference) The antenna element 5 and the retainer 6 are coupled in a superposed state. Further, a screw hole 6b for fixing the bracket 7 is formed at one end of the retainer 6, and a screw (not shown) is inserted in a state where the screw hole 6b and the screw hole 7a of the bracket 7 are aligned. By doing so, the bracket 7 is fixed to the retainer 6. Further, the retainer 6 includes a positioning portion 6c that protrudes in a substantially arc shape from the end opposite to the screw hole 6b, a test hole 6d formed in the positioning portion 6c, and FIGS. As shown in FIG. 2, a clip engaging hole 6e with which the clip 12 is engaged is formed.
[0029]
The clip 12 includes a seating surface 12a larger than the clip engaging hole 6e, a pair of engaging leg portions 12b projecting from the seating surface 12a, and between the engaging leg portions 12b from the center of the seating surface 12a. And a female screw portion 12c formed so as to straddle the screw 13.
[0030]
In said structure, the air spoiler 2 is shape | molded as the hollow goods by which each window 2a-2e was opened.
[0031]
On the other hand, the antenna element 5 and the retainer 6 are overlapped, and the antenna element 5 is held by the retainer 6 by positioning the tongue 5b of the antenna element 5 on the engaged portion 6a of the retainer 6 and turning it back. The antenna unit is configured by fixing the bracket 7 to the retainer 6 and engaging the clip 12 with the clip engaging hole 6e, attaching the cushion 11, and attaching the cable 8. Of course, the assembly order is not limited to that described above).
[0032]
On the other hand, in order to mount this antenna unit in the air spoiler 2, the cable 8 side is inserted from the first window 2a as the starting end (the wire rod is led from the second window 2b to the first window 2a side and the tip thereof is inserted). May be connected to the cable 8 etc.).
[0033]
Next, as shown in FIGS. 1 (A) and 1 (B), the opening edge of the fourth window 2d as the positioning work opening and the peripheral edge of the positioning portion 6c are substantially aligned with each other in the air spoiler 2. After the antenna unit is positioned from outside the air spoiler 2, the other end of the cable 8 and the connector 9 are joined from the second window 2b.
[0034]
Further, when the opening edge of the fourth window 2d as the positioning work opening and the peripheral edge of the positioning part 6c are substantially matched, the fifth window 2e as the fixing work opening and the female screw part of the clip 12 are provided. 12c is located substantially on the same axis.
[0035]
The accurate positioning of the antenna unit inside the air spoiler 2 means that the fifth window 2e and the female screw portion 12c are coaxially positioned. However, since this positioning is small, the air spoiler In consideration of the fact that positioning by coaxial alignment when the antenna unit is inserted into 2 is not easy, the opening edge portion of the fourth window 2d as the positioning work opening and the peripheral edge portion of the positioning portion 6c are substantially matched. This facilitates positioning work.
[0036]
Then, by inserting the screw 13 from the fifth window 2e in a state where the fifth window 2e and the female screw portion 12c of the clip 12 are positioned substantially on the same axis, and screwing the screw 13 into the female screw portion 12c. The fixing of the antenna unit to the air spoiler 2 at the end opposite to the bracket 7 is completed.
[0037]
In this state, a part of the antenna element 5 can be seen through the test hole 6d from the fourth window 2d that also functions as a continuity test work opening, so that it can be seen through the fourth window 2d. The antenna element 5 can be used to perform a continuity test between the cable 8 and the connector 9 which are other electrical components, and it is also possible to confirm a disconnection after assembly.
[0038]
Note that the windows 2d and 2e as the work openings are hidden by the high-mount stop lamp 10 when the vehicle body is fixed, so that they cannot be seen from the outside.
[0039]
Therefore, the high-mount stop lamp 10 mounted on the air spoiler 2 as an accessory exterior that functionally constitutes a part of the vehicle exterior component can also be used as a lid for covering the work opening, etc. Another member such as a lid for covering the working opening can be eliminated.
[0040]
【The invention's effect】
In the vehicular antenna of the present invention, since it is configured as described above, it is possible to eliminate the need for a separate member dedicated to cover the work opening, increase the number of parts by the separate member itself, and the product It is possible to prevent an increase in cost and an increase in assembly work cost.
[Brief description of the drawings]
FIG. 1 shows a vehicular antenna according to an embodiment of the present invention, in which (A) is an enlarged bottom view of the main part of the vehicle antenna, and (B) is an enlarged cross-sectional view of the main part of the vehicle antenna.
FIG. 2 is an enlarged cross-sectional view of the main part of the vehicle antenna, showing the vehicle antenna according to the embodiment of the present invention.
FIG. 3 is an enlarged perspective view of a main part of the vehicle antenna, showing the vehicle antenna according to the embodiment of the present invention.
FIG. 4 is an exploded perspective view of a main part of the vehicle antenna, showing the vehicle antenna according to the embodiment of the present invention.
FIG. 5 is a sectional view of an air spoiler in the vicinity of the main part of the antenna unit, showing the vehicle antenna according to the embodiment of the present invention.
FIG. 6 is a bottom view showing the vehicle antenna according to the embodiment of the present invention, with a part of the air spoiler omitted.
FIG. 7 is a perspective view of the vehicle body in a state in which an air spoiler is mounted, showing the vehicle antenna according to the embodiment of the present invention.
[Explanation of symbols]
2 Air spoiler (vehicle exterior), 2d 4th window (positioning work opening, continuity test work opening), 2e 5th window (fixing work opening), 5 antenna element, 10 high-mount stop lamp ( Attached exterior product).

Claims (7)

An antenna element arranged in a hollow body constituting a vehicle exterior product;
A fixing work opening formed in the hollow body for performing screw fixing work of the antenna element inside the hollow body from the outside;
An external stop lamp that is fixed in the hollow body, a stop lamp, which is also used as a lid the provided fixing work opening the cover position hiding the opening for the fixing operation,
A vehicle antenna characterized by comprising: An antenna element arranged in a hollow body constituting a vehicle exterior product;
A positioning work opening formed in the hollow body for positioning the antenna element inside the hollow body from the outside;
An external stop lamp that is fixed in the hollow body, a stop lamp, which is also used as a lid the provided at a position to cover the positioning work opening conceal an opening for the positioning work,
A vehicle antenna characterized by comprising: An antenna element arranged in a hollow body constituting a vehicle exterior product;
A continuity test work opening formed on the hollow body for conducting a continuity test work of the antenna element inside the hollow body;
An external which is fixed to the stop lamp of the hollow body, a stop lamp, which is also used as a lid to hide provided with conductor through test work opening to a position covering the continuity test work opening,
A vehicle antenna characterized by comprising:   4. The vehicle according to claim 1, wherein at least any two of the fixing work opening, the positioning work opening, and the continuity test work opening are used together. 5. antenna.   An antenna element disposed in a hollow body constituting a vehicle exterior product, a plate-like retainer fixed in the hollow body while holding the antenna element, and an interior of the hollow body formed in the hollow body A work opening for performing the work relating to the antenna element in the outside, and an outer shape provided at the retainer and extending along at least a part of the opening edge of the work opening. A vehicle antenna, comprising: a positioning portion for artificially positioning the arrangement position.   The vehicle antenna according to claim 5, wherein a part of the antenna element is visible from the work opening.   The accessory exterior part which is fixed to the exterior of the said hollow body so that the said work opening may be covered, and comprises a part of said exterior part for vehicles functionally is provided. The vehicle antenna described in 1.

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