JP2001267822A - Antenna system - Google Patents
Antenna systemInfo
- Publication number
- JP2001267822A JP2001267822A JP2000071811A JP2000071811A JP2001267822A JP 2001267822 A JP2001267822 A JP 2001267822A JP 2000071811 A JP2000071811 A JP 2000071811A JP 2000071811 A JP2000071811 A JP 2000071811A JP 2001267822 A JP2001267822 A JP 2001267822A
- Authority
- JP
- Japan
- Prior art keywords
- antenna
- core rod
- wireless device
- antenna device
- mounting
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
Landscapes
- Support Of Aerials (AREA)
Abstract
Description
【０００１】[0001]
【発明の属する技術分野】本発明は、主として携帯電話
等の移動体通信用の無線機に使用されるアンテナ装置に
関するものである。BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to an antenna device mainly used for a mobile communication radio such as a portable telephone.
【０００２】[0002]
【従来の技術】従来のアンテナ装置について、図を用い
て説明する。2. Description of the Related Art A conventional antenna device will be described with reference to the drawings.
【０００３】図８は従来のアンテナ装置の断面図であ
り、同図において、１はネジ部１Ａを有した金属製の取
付金具で、その上部にはＡＢＳ等からなる絶縁樹脂製の
芯棒２が固着されている。FIG. 8 is a cross-sectional view of a conventional antenna device. In FIG. 8, reference numeral 1 denotes a metal mounting bracket having a screw portion 1A, and an insulating resin core rod 2 made of ABS or the like is provided above the mounting bracket. Is fixed.
【０００４】この芯棒２の外周には、銅線や銅合金線か
らなるアンテナ素子３が螺旋状に巻き付けられ、その下
端が、取付金具１に固定されて、アンテナ素子３と取付
金具１とは電気的に接続されている。[0004] An antenna element 3 made of a copper wire or a copper alloy wire is spirally wound around the outer periphery of the core rod 2, and the lower end thereof is fixed to a mounting bracket 1. Are electrically connected.
【０００５】そして、このアンテナ素子３の外周部分に
は、芯棒２とアンテナ素子３を外部から被覆するために
絶縁樹脂からなるカバー４が形成され、これらの部材で
アンテナ装置５を構成している。[0005] A cover 4 made of insulating resin is formed on the outer peripheral portion of the antenna element 3 to cover the core rod 2 and the antenna element 3 from the outside. These members constitute an antenna device 5. I have.
【０００６】アンテナ装置５の無線機への取付けは、ア
ンテナ装置５の取付金具１のネジ部１Ａを無線機のナッ
ト部（図示せず）に締め付けて取り付けていた。In mounting the antenna device 5 to the wireless device, the screw portion 1A of the mounting bracket 1 of the antenna device 5 is fastened to a nut portion (not shown) of the wireless device.
【０００７】[0007]
【発明が解決しようとする課題】しかしながら、上記従
来の構成では、アンテナ装置を上述のように締め付ける
必要があるため、無線機に取り付ける際の作業性が悪
く、また取付部が金属製であるため重量が重くなるとい
う問題点を有していた。However, in the above-mentioned conventional configuration, it is necessary to tighten the antenna device as described above, so that the workability at the time of attaching the antenna device to the radio is poor, and the attaching portion is made of metal. There was a problem that the weight became heavy.
【０００８】本発明は、上記従来の問題点を解決するも
ので、無線機への取付けが容易で、かつ軽量化が図れる
アンテナ装置を提供することを目的とするものである。An object of the present invention is to solve the above-mentioned conventional problems, and an object of the present invention is to provide an antenna device which can be easily attached to a radio and can be reduced in weight.
【０００９】[0009]
【課題を解決するための手段】上記目的を達成するため
に本発明のアンテナ装置は、下方に無線機の取付箇所と
嵌合する所定長さの接続部を有する絶縁樹脂からなる芯
棒と、その外周に設けたアンテナ素子と、そのアンテナ
素子の下端に無線機の回路と接続される接触端子を設
け、前記芯棒と前記アンテナ素子の外周を絶縁樹脂製の
カバーで覆い、前記芯棒の下方に設けた接続部の下端に
係止部を備えたものである。In order to achieve the above object, an antenna device according to the present invention comprises: a core rod made of an insulating resin having a connection portion having a predetermined length to be fitted to a mounting portion of a wireless device; An antenna element provided on the outer periphery thereof, a contact terminal connected to a circuit of a radio device is provided at a lower end of the antenna element, and an outer periphery of the core rod and the antenna element is covered with a cover made of an insulating resin. A lower end of the connecting portion provided below has a locking portion.
【００１０】これにより、無線機側に設けられた筒状で
内周にばね性を有する取付部にアンテナ装置の芯棒の下
方に設けた接続部を挿入することで、接続部の下端の係
止部が、無線機側の取付部内周の下端面に係止固定でき
ることとなり、アンテナ装置の無線機への取付け作業性
を向上させることができ、同時に従来の取付金具に代わ
る接続部が樹脂製であることにより軽量化が図れるアン
テナ装置を提供することができる。[0010] Thus, by inserting the connecting portion provided below the core rod of the antenna device into the tubular mounting portion provided on the inner side and having a spring property provided on the radio device side, the lower end of the connecting portion is engaged. The stop portion can be locked and fixed to the lower end surface of the inner periphery of the attachment portion on the radio device side, so that the workability of attaching the antenna device to the radio device can be improved, and at the same time, the connection portion replacing the conventional mounting bracket is made of resin. Accordingly, it is possible to provide an antenna device that can be reduced in weight.
【００１１】[0011]
【発明の実施の形態】本発明の請求項１に記載の発明
は、絶縁樹脂からなる芯棒と、この芯棒の外周に設けら
れたアンテナ素子と、そのアンテナ素子の下端と電気的
に接続され、前記芯棒の下方に備えられて無線機の電気
回路へ電気的に接続される接触端子と、前記芯棒の下端
に一体に設けられ、無線機の取付箇所と嵌合すると共
に、先端近傍に係止部を備えた所定長さの接続部と、前
記アンテナ素子が設けられた部分の芯棒および前記アン
テナ素子の外周を覆う絶縁樹脂製のカバーからなるアン
テナ装置としたものであり、無線機側に設けられた筒状
で内周にばね性を有する取付部に接続部を根元まで挿入
することにより、接続部先端の係止部を無線機内部の所
定箇所に係止固定させることができるので、無線機への
取付けが容易で作業工数を抑えることができ、同時に抜
け防止も容易にできるという作用を有する。DESCRIPTION OF THE PREFERRED EMBODIMENTS According to the first aspect of the present invention, there is provided a core rod made of an insulating resin, an antenna element provided on the outer periphery of the core rod, and electrically connected to a lower end of the antenna element. A contact terminal provided below the core rod and electrically connected to an electric circuit of the wireless device; and a contact terminal integrally provided at a lower end of the core rod and fitted to a mounting portion of the wireless device, A connection portion of a predetermined length provided with a locking portion in the vicinity, a core rod of the portion where the antenna element is provided and an antenna device including a cover made of insulating resin that covers the outer periphery of the antenna element, By inserting the connecting portion up to the base in a tubular mounting portion provided on the radio device side and having a resilient inner periphery, the locking portion at the distal end of the connecting portion is locked and fixed at a predetermined position inside the radio device. Can be easily installed on the radio, It can be suppressed, an effect that can easily be prevented omission simultaneously.
【００１２】また、接続部が無線機の取付部内周と所定
長さ範囲で嵌合状態になり、無線機に取り付けた際のア
ンテナ装置のガタツキを抑え、取付けの安定した品位の
高いものとすることができ、さらに無線機との取付部材
を樹脂製とすることでアンテナ装置の軽量化が図れると
いう作用を有する。Further, the connecting portion is fitted with the inner periphery of the mounting portion of the wireless device within a predetermined length range, so that rattling of the antenna device when mounted on the wireless device is suppressed, and the quality of the mounting is stable and high. Further, by making the attachment member for the wireless device made of resin, the antenna device has an effect of reducing the weight.
【００１３】請求項２に記載の発明は、請求項１記載の
アンテナ装置において、取付け後に樹脂自身の復元力で
無線機に弾接する突部を絶縁樹脂製のカバーの下面に配
したものであり、無線機の取付部に接続部を根元まで挿
入したときにカバー下面の突部を押圧変形させて無線機
の取付部上面に当接させることにより、突部はその復元
力で無線機の取付部上面に対して弾接状態となり、アン
テナ装置のカバー下面と無線機の取付部の間に隙間を生
じさせることがないので、アンテナ装置の上下方向のガ
タツキを抑え、取付けの一層安定した品位の高いものと
することができるという作用を有する。According to a second aspect of the present invention, in the antenna device according to the first aspect, a projection which is elastically contacted with the wireless device by a restoring force of the resin itself after mounting is arranged on a lower surface of a cover made of insulating resin. When the connection portion is fully inserted into the mounting portion of the wireless device, the protrusion on the lower surface of the cover is pressed and deformed so as to abut against the upper surface of the mounting portion of the wireless device, so that the protrusion is mounted by the restoring force of the wireless device. It is in elastic contact with the upper surface of the antenna unit, and there is no gap between the lower surface of the cover of the antenna device and the mounting part of the wireless device, so that the rattling of the antenna device in the vertical direction is suppressed and the quality of the installation is more stable. It has the effect of being able to be high.
【００１４】請求項３に記載の発明は、請求項１または
２に記載のアンテナ装置において、接続部に、中間部か
ら下方部分を長さ方向に分割する隙間を設け、分割した
少なくとも一方を樹脂自身のばね性を持たせて形成した
弾性脚とし、その弾性脚の先端に係止部を備えたもので
あり、接続部の中間部から下方の隙間により、アンテナ
装置に過度の衝撃などが加わった際などの接続部の損傷
に対する強度を高めることができ、さらに無線機に取り
付ける際に弾性脚が撓みながら挿入されて所定箇所に係
止されるので、無線機側の取付部の構造を単純な筒状の
簡素なものとすることができるという作用を有する。According to a third aspect of the present invention, in the antenna device according to the first or second aspect, a gap is provided in the connecting portion to divide the lower portion from the intermediate portion in the length direction, and at least one of the divided portions is made of resin. The elastic leg is formed with its own spring property, and has a locking portion at the tip of the elastic leg. An excessive impact or the like is applied to the antenna device due to a gap below the intermediate portion of the connecting portion. The strength of the connection part can be increased when it is damaged.In addition, the elastic leg is inserted while being bent and locked in place at the time of attachment to the wireless device. It has an effect that it can be made into a simple cylindrical shape.
【００１５】請求項４に記載の発明は、請求項１〜３の
いずれか一つに記載のアンテナ装置において、芯棒およ
びアンテナ素子を上面視で方形に形成して絶縁樹脂製の
カバーで覆い、外形を平板状に形成したものであり、ア
ンテナ装置の外形を無線機の形状に即した平板状に形成
でき、無線機全体としてのデザイン性あるいは薄型化で
きるという作用を有する。According to a fourth aspect of the present invention, in the antenna device according to any one of the first to third aspects, the core rod and the antenna element are formed in a rectangular shape in a top view and covered with a cover made of insulating resin. Since the outer shape of the antenna device is formed in a flat plate shape, the outer shape of the antenna device can be formed in a flat plate shape corresponding to the shape of the wireless device, and has an effect that the design of the wireless device as a whole or the thickness of the wireless device can be reduced.
【００１６】以下、本発明の実施の形態について、図１
〜図７を用いて説明する。Hereinafter, an embodiment of the present invention will be described with reference to FIG.
This will be described with reference to FIGS.
【００１７】（実施の形態１）図１は本発明の第１の実
施の形態によるアンテナ装置の断面図である。(Embodiment 1) FIG. 1 is a sectional view of an antenna device according to a first embodiment of the present invention.
【００１８】図１に示すように、本実施の形態によるア
ンテナ装置は、銅線や銅合金線からなるアンテナ素子１
２の巻線部１２Ａが、ＡＢＳ、ナイロン、ＰＢＴ等の絶
縁樹脂からなる芯棒１１の外周に螺旋状に巻き付けられ
ており、芯棒１１の下方には、後述する無線機の取付用
の孔（図示せず）と嵌合する接続部１３が延び、その接
続部１３の下端に爪状に形成された係止部１４が設けら
れている。As shown in FIG. 1, the antenna device according to the present embodiment has an antenna element 1 made of a copper wire or a copper alloy wire.
The second winding portion 12A is spirally wound around the outer periphery of a core rod 11 made of an insulating resin such as ABS, nylon, or PBT, and a hole for mounting a radio device described below is provided below the core rod 11. A connection portion 13 that fits (not shown) extends, and a claw-shaped locking portion 14 is provided at a lower end of the connection portion 13.
【００１９】そして、アンテナ素子１２の下端には、無
線機の電気回路（図示せず）と接続される接触端子１５
が備えられ、その先端が接続部１３の下面に露出してい
る。At the lower end of the antenna element 12, a contact terminal 15 connected to an electric circuit (not shown) of the radio is provided.
, And the tip is exposed on the lower surface of the connection portion 13.
【００２０】また、アンテナ素子１２と芯棒１１は、絶
縁樹脂からなるカバー１６で被覆されており、このカバ
ー１６の下面周囲には、取り付けられた際に無線機の表
面と弾接する複数の半球形をした突部１６Ａが均等に配
設され、このようにしてアンテナ装置１７が構成されて
いる。The antenna element 12 and the core rod 11 are covered with a cover 16 made of an insulating resin. Around the lower surface of the cover 16, a plurality of hemispheres which are in elastic contact with the surface of the radio when mounted are provided. The protruding portions 16A having a shape are evenly arranged, and thus the antenna device 17 is configured.
【００２１】そして、このアンテナ装置１７が取り付け
られる無線機の取付箇所の構成について、図２の無線機
の要部断面図により説明する。Next, the configuration of a mounting portion of the wireless device to which the antenna device 17 is mounted will be described with reference to a cross-sectional view of a main part of the wireless device of FIG.
【００２２】同図において、１９は、アンテナ装置１７
の取付用の孔１９Ａが設けられている無線機１８の筐体
であり、その取付用の孔１９Ａの下には、上面視Ｃ形で
内周を拡幅可能にばね性を備えた筒状の取付用筒ばね２
０が取り付けられている。In the figure, reference numeral 19 denotes an antenna device 17.
Is a housing of the wireless device 18 provided with a mounting hole 19A. A cylindrical shape having a spring property is provided below the mounting hole 19A so that the inner circumference can be widened in a C shape in a top view. Mounting spring 2
0 is attached.
【００２３】この取付用筒ばね２０の下方には、アンテ
ナ装置１７の接触端子１５と弾接する接触片２１が無線
機１８の電気回路（図示せず）から延設されている。A contact piece 21 elastically contacting the contact terminal 15 of the antenna device 17 extends below the mounting tubular spring 20 from an electric circuit (not shown) of the radio device 18.
【００２４】上記のごとく構成されたアンテナ装置１７
を無線機１８に取り付けるには、まずアンテナ装置１７
を係止部１４の方から無線機１８の取付用の孔１９Ａを
通して、取付用筒ばね２０の内周を拡幅しながら押し込
む。The antenna device 17 configured as described above
In order to attach the antenna device 17 to the
Is pushed from the locking portion 14 through the mounting hole 19A of the wireless device 18 while widening the inner circumference of the mounting tubular spring 20.
【００２５】そして、アンテナ装置１７のカバー１６の
下面に設けられた半球状の突部１６Ａを無線機１８の筐
体１９に押し付ける位置まで押し込むと、取付用筒ばね
２０の下端２０Ａから係止部１４全体がのぞき、同時に
拡幅していた取付用筒ばね２０がアンテナ装置１７の接
続部１３に密着状態で嵌合し、係止部１４は取付用筒ば
ね２０の下端２０Ａに引っ掛かりアンテナ装置１７が無
線機１８に固定できるものである。When the hemispherical projection 16A provided on the lower surface of the cover 16 of the antenna device 17 is pushed to a position where the projection 16A is pressed against the housing 19 of the wireless device 18, the lower end 20A of the mounting tubular spring 20 is locked. The whole of the mounting tube spring 20 is in close contact with the connecting portion 13 of the antenna device 17 in close contact with the mounting tube spring 20, and the locking portion 14 is hooked on the lower end 20 </ b> A of the mounting tube spring 20. It can be fixed to the wireless device 18.
【００２６】また、アンテナ装置１７のカバー１６下面
の半球状の突部１６Ａは、その材料自身の復元力で無線
機１８の筐体１９上面へ弾接状態となり、アンテナ装置
１７のカバー１６下面と無線機１８の取付部の間に生じ
る僅かな隙間を埋めることができる。The hemispherical projection 16A on the lower surface of the cover 16 of the antenna device 17 is brought into elastic contact with the upper surface of the housing 19 of the wireless device 18 by the restoring force of the material itself, and the lower surface of the cover 16 of the antenna device 17 A slight gap generated between the mounting portions of the wireless device 18 can be filled.
【００２７】このように本実施の形態によるアンテナ装
置１７は、無線機１８の取付用の孔１９Ａに差し込むだ
けで無線機への取付けが容易に行えると共に、アンテナ
装置１７の抜け防止も容易に兼ねることができる。As described above, the antenna device 17 according to the present embodiment can be easily mounted on the wireless device only by being inserted into the mounting hole 19A of the wireless device 18, and also easily prevents the antenna device 17 from coming off. be able to.
【００２８】そして、アンテナ装置１７の接続部１３と
無線機１８の取付用筒ばね２０の嵌合による固定、およ
びアンテナ装置１７のカバー１６下面の突部１６Ａを無
線機１８に弾接させていることにより、アンテナ装置１
７のガタツキを抑え、取付けの安定した品位の高いもの
とすることができることになる。The connecting portion 13 of the antenna device 17 is fixed to the wireless device 18 by fitting the mounting tubular spring 20, and the projection 16 A on the lower surface of the cover 16 of the antenna device 17 is elastically contacted with the wireless device 18. As a result, the antenna device 1
7 can be suppressed, and can be mounted stably and of high quality.
【００２９】さらに、接続部１３は絶縁樹脂製であるた
めアンテナ装置全体の軽量化も図ることができることに
なる。Further, since the connecting portion 13 is made of an insulating resin, the weight of the entire antenna device can be reduced.
【００３０】なお、アンテナ装置１７のカバー１６下面
に配設した突部１６Ａについては、図１のＸ−Ｘ線にお
ける断面斜視図である図３（ａ）〜（ｃ）に示すよう
に、複数の半球形の形状のもの、接続部１３の根元から
放射状に配された尾根形状のもの、または接続部１３の
根元周囲に配されたドーナツ形状のものでも良く、圧縮
されて緩衝機能として働く形状、数量であればその他の
ものでも同様の効果が得られるものである。As shown in FIGS. 3A to 3C which are cross-sectional perspective views taken along line XX of FIG. 1, a plurality of protrusions 16A provided on the lower surface of the cover 16 of the antenna device 17 are provided. The shape may be a hemispherical shape, a ridge shape radially arranged from the base of the connecting portion 13, or a donut shape arranged around the base of the connecting portion 13. The same effect can be obtained even if the quantity is other.
【００３１】（実施の形態２）本実施の形態について、
上記実施の形態１において説明したアンテナ装置と異な
る点を、図を用いて説明する。(Embodiment 2) Regarding this embodiment,
Differences from the antenna device described in the first embodiment will be described with reference to the drawings.
【００３２】図４は本発明の第２の実施の形態によるア
ンテナ装置の断面図である。FIG. 4 is a sectional view of an antenna device according to a second embodiment of the present invention.
【００３３】同図において、芯棒１１の下方の、後述す
る無線機の取付部（図示せず）と嵌合する接続部２２が
途中から二股になって間に隙間２４が設けられており、
一方が樹脂自身の弾性力を利用して無線機の取付部と外
側面が弾接する細長い形状とした弾性脚２３となり、他
方が、アンテナ素子１２の下端に接続され無線機の電気
回路（図示せず）との接続用となる接触端子２５を下面
に導出し、無線機の取付部と外側面で嵌合する部分とな
っている。In the figure, a connection portion 22 below the core rod 11 for fitting with a mounting portion (not shown) of a radio device described later is bifurcated from the middle, and a gap 24 is provided between them.
One of the elastic legs 23 has a slender shape in which the mounting portion of the wireless device is elastically contacted with the outer surface by utilizing the elastic force of the resin itself, and the other is connected to the lower end of the antenna element 12 and is connected to an electric circuit (not shown) of the wireless device. The contact terminal 25 for connection with the wireless device is led out to the lower surface, and is a portion that fits on the outer surface with the mounting portion of the wireless device.
【００３４】そして、弾性脚２３の下端には無線機の取
付部の下端面に引っ掛かる係止部２６が設けられてお
り、これらの点が上記第１の実施の形態のものとは異な
っている。At the lower end of the elastic leg 23, there is provided an engaging portion 26 which is hooked on the lower end surface of the mounting portion of the radio, and these points are different from those of the first embodiment. .
【００３５】そして、銅線や銅合金線からなるアンテナ
素子１２の巻線部１２Ａが、ＡＢＳ、ナイロン、ＰＢＴ
等からなる絶縁樹脂製の芯棒１１の外周に螺旋状に巻き
付けられていること、また、それらを外部から被覆する
絶縁樹脂のカバー１６と、このカバー１６の下面には、
取り付けられた際に無線機の上面と弾接する複数の半球
形をした突部１６Ａが均等に配設されていることは、上
記第１の実施の形態と同じである。The winding portion 12A of the antenna element 12 made of a copper wire or a copper alloy wire is made of ABS, nylon, PBT
Are wound spirally around the outer periphery of an insulating resin core rod 11 made of, for example, an insulating resin cover 16 for covering them from the outside, and a lower surface of the cover 16
As in the first embodiment, a plurality of hemispherical projections 16A that are in elastic contact with the upper surface of the wireless device when attached are evenly arranged.
【００３６】このように構成されたアンテナ装置２７が
取り付けられる無線機の取付箇所の構成について、図５
の無線機の要部断面図により説明する。FIG. 5 shows the configuration of the mounting position of the wireless device to which the antenna device 27 thus configured is mounted.
This will be described with reference to a cross-sectional view of a main part of the wireless device.
【００３７】この無線機２８の取付箇所は、上記図２で
説明した取付用筒ばね２０の代わりに、下端２９Ａまで
全体が筒状となった取付筒２９である点が異なってい
る。The point of attachment of the radio device 28 is different from the attachment tube spring 20 described in FIG. 2 in that the attachment tube 29 is entirely cylindrical up to a lower end 29A.
【００３８】そして、無線機２８の筐体１９にアンテナ
装置２７の取付用の孔１９Ａが設けられていることと、
取付筒２９の下方には、アンテナ装置２７の接触端子２
５と弾接する接触片２１が無線機２８の電気回路（図示
せず）から延設されていることは、上記第１の実施の形
態と同じである。The housing 19 of the wireless device 28 is provided with a hole 19A for mounting the antenna device 27,
A contact terminal 2 of the antenna device 27 is provided below the mounting cylinder 29.
The contact piece 21 elastically contacting with 5 extends from an electric circuit (not shown) of the wireless device 28 as in the first embodiment.
【００３９】次に、このような構成におけるアンテナ装
置２７の無線機２８への取付けについて説明する。Next, attachment of the antenna device 27 to the wireless device 28 in such a configuration will be described.
【００４０】まず、アンテナ装置２７の弾性脚２３先端
を撓ませながら、接続部２２全体を無線機２８の取付用
の孔１９Ａに挿入し、カバー１６の下面が無線機２８の
筐体１９の上面に当接するまで押し込む。First, the entire connecting portion 22 is inserted into the mounting hole 19A of the wireless device 28 while bending the tip of the elastic leg 23 of the antenna device 27, and the lower surface of the cover 16 is placed on the upper surface of the housing 19 of the wireless device 28. Push until it touches.
【００４１】この際に、アンテナ装置２７の撓められて
いた弾性脚２３先端の係止部２６は、取付筒２９の円筒
内面から脱却し樹脂自身の弾性により元の状態まで復元
し、取付筒２９の下端２９Ａに係止状態となって固定で
き、かつ抜け止めとなる。At this time, the locking portion 26 at the tip of the bent elastic leg 23 of the antenna device 27 is detached from the inner surface of the cylinder of the mounting cylinder 29 and is restored to the original state by the elasticity of the resin itself. The lower end 29A can be fixed to the lower end 29A and can be prevented from falling off.
【００４２】また、この様に取り付けられたアンテナ装
置２７では、側方から衝撃が加わるなどの場合において
も弾性脚２３が撓み、衝撃を吸収することができて接続
部２２の破損に対する強度を高めることができる。Further, in the antenna device 27 attached in this manner, the elastic leg 23 bends even when a shock is applied from the side, and can absorb the shock, thereby increasing the strength of the connecting portion 22 against damage. be able to.
【００４３】このように本実施の形態によるアンテナ装
置２７は、弾性脚２３を含む接続部２２が無線機２８の
取付筒２９の内面と嵌合状態となり、またアンテナ装置
２７のカバー１６の下面の突部１６Ａが無線機２８に弾
接するものであり、無線機に取り付けられた状態でガタ
ツキの少ない品位の高いものである。As described above, in the antenna device 27 according to the present embodiment, the connecting portion 22 including the elastic legs 23 is fitted to the inner surface of the mounting cylinder 29 of the wireless device 28, and the lower surface of the cover 16 of the antenna device 27 The protrusion 16A is in elastic contact with the wireless device 28, and is of high quality with little backlash when attached to the wireless device.
【００４４】さらに、無線機２８に取り付ける際に弾性
脚２３が撓みながら挿入されて所定箇所に係止されるの
で、無線機２８側の取付部の構造を単純な筒状の簡素な
ものとすることができる。Further, when the elastic leg 23 is attached to the wireless device 28 while being bent, the elastic leg 23 is inserted and locked at a predetermined position, so that the structure of the attaching portion on the wireless device 28 side is made simple and simple. be able to.
【００４５】なお、この実施の形態では、アンテナ装置
２７の弾性脚を一つ設けたもので説明したが、複数の弾
性脚を設けても良いものであり、例えば２個所の弾性脚
を設ける場合であれば、配接する弾性脚同士のなす角度
を９０度にしておけば、あらゆる方向の側方からの衝撃
に対する接続部の強度の差を少なくすることができると
いう効果がある。Although the embodiment has been described with the antenna device 27 provided with one elastic leg, a plurality of elastic legs may be provided, for example, when two elastic legs are provided. Then, if the angle between the elastic legs to be connected is 90 degrees, there is an effect that the difference in the strength of the connection portion with respect to the impact from the side in any direction can be reduced.
【００４６】（実施の形態３）図６（ａ），（ｂ）は、
本発明の第３の実施の形態によるアンテナ装置の正面お
よび側面断面図である。(Embodiment 3) FIGS. 6 (a) and 6 (b)
It is a front and side sectional view of an antenna device by a 3rd embodiment of the present invention.
【００４７】同図において、銅線や銅合金線からなるア
ンテナ素子３０は、上面視長方形の絶縁樹脂製の芯棒３
１に巻き付けられている。In the figure, an antenna element 30 made of a copper wire or a copper alloy wire has a core rod 3 made of an insulating resin, which is rectangular in a top view.
It is wound around one.
【００４８】そして、絶縁樹脂製のカバー３２が前記ア
ンテナ素子３０と共に芯棒３１を覆い、カバー３２下面
には無線機の上面と圧接する複数の半球形をした突部３
２Ａが設けられている。A cover 32 made of insulating resin covers the core rod 31 together with the antenna element 30, and a plurality of hemispherical projections 3 pressed against the upper surface of the radio are provided on the lower surface of the cover 32.
2A is provided.
【００４９】そして芯棒３１の下方は二股になってお
り、樹脂材料自身の弾性力が利用できるように細長く形
作られた二つの弾性脚３３が先端に係止部３４を備えて
平行に延出され、その二つの弾性脚３３の間に前記アン
テナ素子３０と無線機の電気回路（図示せず）とを接続
する接触端子３５が導出されている。The lower part of the core rod 31 is bifurcated, and two elongated elastic legs 33 are formed so as to be able to use the elastic force of the resin material itself. A contact terminal 35 for connecting the antenna element 30 and an electric circuit (not shown) of the wireless device is drawn out between the two elastic legs 33.
【００５０】このように構成されたアンテナ装置３６
は、実施の形態１および２によるものの効果に加えて、
全体形状を薄型化することができるものであり、無線機
のデザインにマッチさせるなどのデザイン上の自由度を
向上させることができる。The antenna device 36 constructed as described above
Is in addition to the effects of the first and second embodiments,
The overall shape can be reduced in thickness, and the degree of freedom in design such as matching with the design of a wireless device can be improved.
【００５１】なお、弾性脚の他の形状を示す図である図
７（ａ），（ｂ）および（ｃ）にあるように、弾性脚３
３の先端の係止部３４の突出方向は、外向き、内向きお
よび前後方向など任意に設定すれば良いものであり、同
様の効果が得られる。As shown in FIGS. 7 (a), 7 (b) and 7 (c) showing other shapes of the elastic legs, the elastic legs 3
The projecting direction of the locking portion 34 at the distal end of No. 3 may be set arbitrarily, such as outward, inward, and front-rear, and the same effect can be obtained.
【００５２】また、アンテナ素子３０から導出された接
触端子３５の下端は、弾性脚３３下端より下方に設定す
る方が、無線機の電気回路から延設される接触片の位置
が弾性脚３３の位置に影響されることがなく、無線機の
アンテナ装置取付部の設計自由度を広げる上で好ましい
ものとなる。When the lower end of the contact terminal 35 led out from the antenna element 30 is set lower than the lower end of the elastic leg 33, the position of the contact piece extending from the electric circuit of the radio device can be adjusted. It is not affected by the position, which is preferable in expanding the degree of freedom in designing the antenna device mounting portion of the wireless device.
【００５３】更に、ここで接触端子は、二つの弾性脚の
間に配置したもので説明したが、それぞれの弾性脚の形
状に合わせた二股にしてインサート成形で弾性脚内に一
体化し、弾性脚の下端から先端を露出させる構成とする
ことにより、弾性脚のばね性をより向上させることがで
きるという効果も得ることができる。Furthermore, the contact terminal is described as being disposed between the two elastic legs. However, the contact terminal is forked into a shape corresponding to the shape of each elastic leg and integrated into the elastic leg by insert molding. By exposing the distal end from the lower end of the elastic leg, an effect that the spring property of the elastic leg can be further improved can be obtained.
【００５４】[0054]
【発明の効果】以上のように本発明によれば、無線機へ
の取付け作業性に優れ、軽量化されたアンテナ装置を容
易に実現できるという有利な効果が得られる。As described above, according to the present invention, there is obtained an advantageous effect that an antenna device which is excellent in workability in attaching to a wireless device and which is light in weight can be easily realized.
【図１】本発明の第１の実施の形態によるアンテナ装置
の断面図FIG. 1 is a sectional view of an antenna device according to a first embodiment of the present invention.
【図２】無線機の要部断面図FIG. 2 is a sectional view of a main part of the wireless device;
【図３】（ａ）図１のＸ−Ｘ線における断面斜視図 （ｂ）図１のＸ−Ｘ線における他の形状を示す断面斜視
図 （ｃ）図１のＸ−Ｘ線における他の形状を示す断面斜視
図3A is a cross-sectional perspective view taken along line XX of FIG. 1; FIG. 3B is a cross-sectional perspective view illustrating another shape taken along line XX of FIG. 1; Sectional perspective view showing the shape
【図４】本発明の第２の実施の形態によるアンテナ装置
の断面図FIG. 4 is a sectional view of an antenna device according to a second embodiment of the present invention.
【図５】無線機の要部断面図FIG. 5 is a sectional view of a main part of the wireless device.
【図６】（ａ）本発明の第３の実施の形態によるアンテ
ナ装置の正面断面図 （ｂ）同側面断面図FIG. 6A is a front sectional view of an antenna device according to a third embodiment of the present invention. FIG.
【図７】同要部である弾性脚の他の形状を示す図FIG. 7 is a view showing another shape of the elastic leg which is the main part.
【図８】従来のアンテナ装置の断面図FIG. 8 is a sectional view of a conventional antenna device.
１１，３１ 芯棒 １２，３０ アンテナ素子 １２Ａ 巻線部 １３，２２ 接続部 １４，２６，３４ 係止部 １５，２５，３５ 接触端子 １６，３２ カバー １６Ａ，３２Ａ 突部 １７，２７，３６ アンテナ装置 １８，２８ 無線機 １９ 筐体 １９Ａ 孔 ２０ 取付用筒ばね ２０Ａ，２９Ａ 下端 ２１ 接触片 ２３，３３ 弾性脚 ２４ 隙間 ２９ 取付筒 11,31 Core rod 12,30 Antenna element 12A Winding part 13,22 Connection part 14,26,34 Locking part 15,25,35 Contact terminal 16,32 Cover 16A, 32A Projection 17,27,36 Antenna device 18, 28 radio 19 housing 19A hole 20 mounting cylinder spring 20A, 29A lower end 21 contact piece 23, 33 elastic leg 24 gap 29 mounting cylinder
───────────────────────────────────────────────────── フロントページの続き (72)発明者 福村 豊史 大阪府門真市大字門真1006番地 松下電器 産業株式会社内 Ｆターム(参考） 5J047 AA09 AB06 AB12 ──────────────────────────────────────────────────続 き Continuation of the front page (72) Inventor Toshifumi Fukumura 1006 Kazuma Kadoma, Kadoma-shi, Osaka Matsushita Electric Industrial Co., Ltd. F-term (reference) 5J047 AA09 AB06 AB12
Claims (4)
周に設けられたアンテナ素子と、そのアンテナ素子の下
端と電気的に接続され、前記芯棒の下方に備えられて無
線機の電気回路へ電気的に接続される接触端子と、前記
芯棒の下端に一体に設けられ、無線機の取付箇所と嵌合
すると共に、先端近傍に係止部を備えた所定長さの接続
部と、前記アンテナ素子が設けられた部分の芯棒および
前記アンテナ素子の外周を覆う絶縁樹脂製のカバーから
なるアンテナ装置。1. A core rod made of an insulating resin, an antenna element provided on an outer periphery of the core rod, and electrically connected to a lower end of the antenna element, and provided below the core rod to provide a wireless device. A contact terminal electrically connected to an electric circuit; and a connecting portion having a predetermined length provided integrally with a lower end of the core rod, fitted to a mounting portion of the radio device, and provided with a locking portion near the distal end. And a cover made of an insulating resin for covering a core rod provided with the antenna element and an outer periphery of the antenna element.
弾接する突部を絶縁樹脂製のカバーの下面に配した請求
項１記載のアンテナ装置。2. The antenna device according to claim 1, wherein a protrusion that elastically contacts the wireless device by the restoring force of the resin itself after the mounting is disposed on a lower surface of the insulating resin cover.
向に分割する隙間を設け、分割した少なくとも一方を樹
脂自身のばね性を持たせて形成した弾性脚とし、その弾
性脚の先端に係止部を備えた請求項１または２記載のア
ンテナ装置。3. A gap is provided in the connecting portion to divide the lower portion from the middle portion in the length direction, and at least one of the divided portions is an elastic leg formed by giving the resin its own spring property. The antenna device according to claim 1, further comprising a locking portion.
に形成して絶縁樹脂製のカバーで覆い、外形を平板状に
形成した請求項１〜３のいずれか一つに記載のアンテナ
装置。4. The antenna device according to claim 1, wherein the core rod and the antenna element are formed in a rectangular shape in a top view, covered with an insulating resin cover, and formed in a flat plate shape.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2000071811A JP2001267822A (en) | 2000-03-15 | 2000-03-15 | Antenna system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2000071811A JP2001267822A (en) | 2000-03-15 | 2000-03-15 | Antenna system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JP2001267822A true JP2001267822A (en) | 2001-09-28 |
Family
ID=18590325
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2000071811A Pending JP2001267822A (en) | 2000-03-15 | 2000-03-15 | Antenna system |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JP2001267822A (en) |
-
2000
- 2000-03-15 JP JP2000071811A patent/JP2001267822A/en active Pending
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