JP2001177302A - Converter for receiving satellite broadcast - Google Patents
Converter for receiving satellite broadcastInfo
- Publication number
- JP2001177302A JP2001177302A JP2000126242A JP2000126242A JP2001177302A JP 2001177302 A JP2001177302 A JP 2001177302A JP 2000126242 A JP2000126242 A JP 2000126242A JP 2000126242 A JP2000126242 A JP 2000126242A JP 2001177302 A JP2001177302 A JP 2001177302A
- Authority
- JP
- Japan
- Prior art keywords
- waveguide
- converter
- probe
- satellite broadcast
- section
- 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
- Waveguide Switches, Polarizers, And Phase Shifters (AREA)
- Waveguides (AREA)
- Structure Of Receivers (AREA)
- Two-Way Televisions, Distribution Of Moving Picture Or The Like (AREA)
Abstract
Description
【０００１】[0001]
【発明の属する技術分野】本発明は、垂直偏波と水平偏
波からなる円偏波を受信するための衛星放送、衛星通信
受信用に使用される衛星放送受信用コンバータに関す
る。BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a converter for receiving satellite broadcasts for receiving circularly polarized waves composed of vertically polarized waves and horizontally polarized waves, and a satellite broadcast receiving apparatus used for receiving satellite communications.
【０００２】[0002]
【従来の技術】従来の衛星放送受信用コンバータを図１
３から図１６に基づいて説明すると、図１３は、従来の
衛星放送受信用コンバータの斜視図であり、図１４は、
図１３の１４−１４線における断面図であり、図１５
は、プローブの取り付け状態を説明する要部拡大図であ
り、図１６は、回路基板の取り付け状態を示す、要部拡
大図である。2. Description of the Related Art A conventional satellite broadcast receiving converter is shown in FIG.
Referring to FIGS. 3 to 16, FIG. 13 is a perspective view of a conventional converter for receiving satellite broadcasting, and FIG.
FIG. 15 is a cross-sectional view taken along line 14-14 of FIG.
FIG. 16 is an enlarged view of a main part for explaining a mounting state of a probe, and FIG. 16 is an enlarged view of a main part showing a mounted state of a circuit board.
【０００３】筐体３１と導波管部３２は、アルミダイキ
ャスト、又は亜鉛ダイキャスト等の金属材により一体に
形成されており、筐体３１は、略矩形状の箱形からな
り、底壁部３１ａと、この底壁部３１ａの周囲を囲むよ
うに直立して形成された側壁部３１ｂと、側壁部３１ｂ
の上方が開放され、側壁部３１ｂによって囲まれた収納
部３１ｃと、底壁部３１ａの一端部近傍に形成された上
下に貫通する貫通孔３１ｄと、側壁部３１ｂの上端周縁
部に切り欠き形成された段差３１ｅを有している。ま
た、導波管部３２は、比較的細い円筒状を有し、貫通孔
３１ｄの位置で、底壁部３１ａから突出して設けられて
おり、偏波を導入する開口部３２ａを有する略円筒状か
らなる筒状部３２ｂと、中心部の長手方向に形成された
中空部３２ｃと、図１２に示すように、筐体３１の貫通
孔３１ｄの周縁部から開口部３２ａ方向に延びて筒状部
３２ｂ内に形成された半円柱状の凹部からなる保持部３
２ｄを有している。The housing 31 and the waveguide section 32 are integrally formed of a metal material such as aluminum die-cast or zinc die-cast. The housing 31 is formed in a substantially rectangular box shape and has a bottom wall. Part 31a, a side wall part 31b formed upright so as to surround the bottom wall part 31a, and a side wall part 31b
The upper part is opened, the storage part 31c surrounded by the side wall part 31b, the through hole 31d formed vertically near one end of the bottom wall part 31a, and the notch formed in the upper peripheral part of the side wall part 31b. It has a step 31e. The waveguide portion 32 has a relatively thin cylindrical shape, is provided at the position of the through hole 31d, and protrudes from the bottom wall portion 31a, and has a substantially cylindrical shape having an opening 32a for introducing polarized waves. 12, a hollow portion 32c formed in the longitudinal direction of the center portion, and as shown in FIG. 12, a cylindrical portion extending from the peripheral portion of the through hole 31d of the housing 31 in the direction of the opening 32a. Holding part 3 consisting of a semi-cylindrical concave part formed in 32b
2d.
【０００４】水平偏波をキャッチするプローブ３３は、
フッ素樹脂、ポリエチレン、テフロン（登録商標）等か
らなる筒状の絶縁部３３ａと、絶縁部３３ａの中心部を
突き抜け、主として真鍮、ニッケル等の金属からなる線
状の中心導体３３ｂとから構成されると共に、中心導体
３３ｂは、略直角に折り曲げられてその先端部３３ｃ形
成され、また、他端部３３ｄは直線状で形成されてい
る。そして、このプローブ３３は、図１５に示すよう
に、絶縁部３３ａが導波管部３２の保持部３２ｄに圧入
されることにより、導波管部３２に取り付けられてい
る。そして、プローブ３３が取り付けられると、中心導
体３３ｂの他端部３３ｄが、筐体３１の収納部３１ｃ側
に突出し、折り曲げられた先端部３３ｃは、導波管部３
２の中空部３２ｃの中心部まで突出した状態となる。A probe 33 for catching horizontal polarization is
It is composed of a tubular insulating portion 33a made of fluororesin, polyethylene, Teflon (registered trademark) or the like, and a linear center conductor 33b penetrating through the center of the insulating portion 33a and mainly made of a metal such as brass or nickel. At the same time, the center conductor 33b is bent at a substantially right angle to form a front end 33c, and the other end 33d is formed in a straight line. As shown in FIG. 15, the probe 33 is attached to the waveguide section 32 by press-fitting the insulating section 33a into the holding section 32d of the waveguide section 32. When the probe 33 is attached, the other end 33d of the center conductor 33b protrudes toward the storage section 31c of the housing 31, and the bent tip 33c is connected to the waveguide section 3.
The second hollow portion 32c projects to the center.
【０００５】絶縁板からなる一枚の矩形状の回路基板３
４は、図１６に示すように、薄板状の平板部３４ａと、
平板部３４ａの側縁の近傍に形成された上下に貫通する
３つの貫通孔３４ｂと、貫通孔３４ｂによって、Ｔ字状
に形成された橋部３４ｄ、３４ｅと、と貫通孔３４ｂの
近傍に形成された小さな孔３４ｃを有している。そし
て、橋部３４ｅの下面以外の回路基板３４の下面には銅
張りからなる接地導体３５が施され、橋部３４ｄの下面
がプローブ３３の短絡棒として機能している。また、橋
部３４ｅの上面には、橋部３４ｄ，３４ｅの交点から回
路基板３４の平板部３４ａにかけて、垂直偏波をキャッ
チするプローブ３６が、導電パターンで形成され、平板
部３４ａの上面に形成された回路パターン（図示せず）
に接続されている。そして、このような構成の回路基板
３４は、貫通孔３１ｄと平板部３４ａの貫通孔３４ｂが
対向すると共に、プローブ３３の中心導体３３ｂの他端
部３３ｄを平板部３４ａの孔３４ｃに挿通させて、筐体
３１の底壁部３１ａに載置され、適宜手段によって固定
される。そして、回路基板３４上に突出した中心導体３
３ｂの他端部３３ｄは、回路パターンに半田３７により
半田付けされている。[0005] One rectangular circuit board 3 made of an insulating plate
4 is a thin flat plate portion 34a, as shown in FIG.
Three through holes 34b penetrating vertically formed near the side edge of the flat plate portion 34a, bridge portions 34d and 34e formed in a T shape by the through holes 34b, and formed near the through holes 34b. It has a small hole 34c. A ground conductor 35 made of copper is provided on the lower surface of the circuit board 34 other than the lower surface of the bridge portion 34e, and the lower surface of the bridge portion 34d functions as a short-circuit bar for the probe 33. A probe 36 for catching vertically polarized waves is formed on the upper surface of the bridge portion 34e from the intersection of the bridge portions 34d and 34e to the flat plate portion 34a of the circuit board 34 with a conductive pattern, and formed on the upper surface of the flat plate portion 34a. Circuit pattern (not shown)
It is connected to the. In the circuit board 34 having such a configuration, the through hole 31d and the through hole 34b of the flat plate portion 34a face each other, and the other end 33d of the center conductor 33b of the probe 33 is inserted into the hole 34c of the flat plate portion 34a. , Is mounted on the bottom wall 31a of the housing 31, and is fixed by appropriate means. The central conductor 3 protruding on the circuit board 34
The other end 33d of 3b is soldered to the circuit pattern with solder 37.
【０００６】箱状の金属からなる短絡壁３８は、アル
ミ、又は亜鉛等のダイキャストで形成され、この短絡壁
３８は、回路基板３４の貫通孔３４ｂを覆うようにカシ
メ等の所望の手段により、回路基板３４に取り付けられ
る。そして、その底部３８ａが、プローブ３６の短絡部
として機能している。The short-circuit wall 38 made of a box-shaped metal is formed by die-casting such as aluminum or zinc, and the short-circuit wall 38 is formed by a desired means such as caulking so as to cover the through hole 34b of the circuit board 34. Is attached to the circuit board 34. The bottom portion 38a functions as a short-circuit portion of the probe 36.
【０００７】金属からなる一枚の矩形状の板で構成され
るカバー３９は、筐体３１の側壁部３１ｂの段差３１ｅ
に載置されて、適宜手段によって固定される。そして、
筐体３１の収納部３１ｃが密閉され、収納部３１ｃ内が
電気的にシールドされた状態となっている。[0007] The cover 39 formed of a single rectangular plate made of metal is provided with a step 31 e of the side wall 31 b of the housing 31.
And fixed by appropriate means. And
The storage section 31c of the housing 31 is sealed, and the inside of the storage section 31c is electrically shielded.
【０００８】[0008]
【発明が解決しようとする課題】しかし、従来の衛星放
送受信用コンバータは、導波管部３２と保持部３２ｄを
アルミ等のダイキャストで一体に製造するものであるた
め、材料費が高く、且つ、製造に時間がかかり、高価で
生産性が悪いという問題があった。また、保持部３２ｄ
を形成するため、ダイキャスト用の金型が複雑で、高価
なものとなり、これに伴いコンバータが高価になるとい
う問題があった。また、プローブ３３の絶縁部３３ａを
導波管部３２の保持部３２ｄに圧入しなければならず、
しかも、狭い中空部３２ｃでその作業を行うため、製造
に時間がかかり、生産性が悪いという問題があった。本
発明は、生産性が良好で、安価な衛星放送受信用コンバ
ータを提供することをその目的とする。However, since the conventional converter for receiving satellite broadcasts integrally manufactures the waveguide portion 32 and the holding portion 32d by die casting of aluminum or the like, the material cost is high. In addition, there is a problem that it takes a long time to manufacture, is expensive and has low productivity. The holding unit 32d
However, there is a problem that the die for die casting is complicated and expensive, and the converter is expensive accordingly. Further, the insulating portion 33a of the probe 33 must be pressed into the holding portion 32d of the waveguide portion 32,
In addition, since the work is performed in the narrow hollow portion 32c, there is a problem that it takes a long time to manufacture and the productivity is low. SUMMARY OF THE INVENTION An object of the present invention is to provide an inexpensive converter for receiving satellite broadcasts with good productivity.
【０００９】[0009]
【課題を解決するための手段】上記課題を解決するため
の第一の解決手段として、金属材からなる箱形の筐体
と、筒状の導波管部と、該導波管部に取り付けられ、筒
状の絶縁部と該絶縁部の中心部を突き抜ける中心導体と
を有するプローブとを備え、前記導波管部は金属板を折
り曲げて構成され、該導波管部には、この導波管部の外
側に位置する保持部を一体に設け、前記保持部で前記プ
ローブの前記絶縁部を保持した構成とした。As a first means for solving the above-mentioned problems, a box-shaped housing made of a metal material, a cylindrical waveguide portion, and a mounting portion attached to the waveguide portion are provided. A probe having a cylindrical insulating portion and a central conductor penetrating through the central portion of the insulating portion, wherein the waveguide portion is formed by bending a metal plate. A holding portion located outside the wave tube portion is provided integrally, and the holding portion holds the insulating portion of the probe.
【００１０】また、第二の解決手段として、前記プロー
ブの前記絶縁部は、前記導波管部の外表面と前記保持部
とで挟持された状態で、保持されている構成とした。ま
た、第三の解決手段として、前記保持部には、該保持部
の自由端側を前記導波管部に掛け止めするための係止片
が設けられている構成とした。[0010] As a second solution, the insulating portion of the probe is held while being sandwiched between the outer surface of the waveguide portion and the holding portion. As a third solution, the holding portion is provided with a locking piece for hooking the free end side of the holding portion to the waveguide portion.
【００１１】また、第四の解決手段として、前記保持部
は、前記導波管部から露出した前記絶縁部の長手方向の
全体にわたって、前記プローブを覆う構成とした。ま
た、第五の解決手段として、前記保持部は、前記導波管
部から露出した前記中心導体の長手方向の全体にわたっ
て、前記プローブを覆う構成とした。As a fourth solution, the holding section covers the probe over the entire length of the insulating section exposed from the waveguide section. As a fifth solution, the holding section covers the probe over the entire length of the central conductor exposed from the waveguide section in the longitudinal direction.
【００１２】また、第六の解決手段として、中心導体を
取り付けた前記絶縁部には、長手方向に沿って切り溝が
設けられ、この切り溝に沿って、前記中心導体の一端部
が折り曲げられた構成とした。また、第七の解決手段と
して、前記絶縁部の外表面には平坦面を設け、この平坦
面を前記導波管部の外表面に当接させた状態で、前記プ
ローブが前記保持部で取り付けられた構成とした。Further, as a sixth solution, a cut groove is provided along the longitudinal direction in the insulating portion to which the center conductor is attached, and one end of the center conductor is bent along the cut groove. Configuration. As a seventh solution, a flat surface is provided on the outer surface of the insulating portion, and the probe is attached to the holding portion while the flat surface is in contact with the outer surface of the waveguide portion. Configuration.
【００１３】また、第八の解決手段として、前記絶縁部
の外表面には、前記中心導体の前記一端が延びる方向に
対して直交した状態で平坦面が設けられ、この平坦面を
前記導波管部の外表面に当接させた状態で、前記プロー
ブが前記保持部で取り付けられた構成とした。また、第
九の解決手段として、前記導波管部には、前記中心導体
を挿通する挿入孔が設けられ、前記中心導体が前記挿入
孔に挿通された状態で、前記絶縁部が前記挿入孔を跨ぐ
ように前記導波管部の外表面に載置された構成とした。According to an eighth aspect of the present invention, a flat surface is provided on an outer surface of the insulating portion so as to be orthogonal to a direction in which the one end of the center conductor extends. The probe was attached to the holding portion in a state where the probe was in contact with the outer surface of the tube portion. As a ninth solution, the waveguide portion is provided with an insertion hole through which the center conductor is inserted, and the insulating portion is inserted into the insertion hole with the center conductor inserted through the insertion hole. And placed on the outer surface of the waveguide section so as to straddle.
【００１４】[0014]
【発明の実施の形態】本発明の衛星放送受信用コンバー
タの第１実施例を図１から図９に基づいて説明すると、
図１は、本発明の衛星放送受信用コンバータの分解斜視
図であり、図２は、同じく分解断面図であり、図３は、
同じく、導波管部の回路基板への取り付け状態を示す説
明図であり、図４は、同じく、その組立方法を示す、半
製品部材の展開図であり、図５は、同じく、回路基板の
拡大図であり、図６，図７は、同じく、プローブの取り
付け状態を示す説明図であり、図８は、同じく、保持部
の変形例を示す斜視図であり、図９は、同じく保持部の
変形例を示す上面図である。DESCRIPTION OF THE PREFERRED EMBODIMENTS A first embodiment of a satellite broadcast receiving converter according to the present invention will be described with reference to FIGS.
FIG. 1 is an exploded perspective view of a converter for receiving satellite broadcasting of the present invention, FIG. 2 is an exploded sectional view thereof, and FIG.
Similarly, FIG. 4 is an explanatory view showing an attached state of the waveguide portion to the circuit board, FIG. 4 is a development view of a semi-finished product member also showing an assembling method thereof, and FIG. FIG. 6 and FIG. 7 are explanatory views showing an attached state of the probe, FIG. 8 is a perspective view showing a modification of the holding unit, and FIG. It is a top view which shows the modification of.
【００１５】本発明の衛星放送受信用コンバータの第１
実施例は、図１から図９に示すように、筐体１と、導波
管部２と、短絡壁７とが繋がって薄型の一枚の金属板を
折り曲げて一体で形成されている。The first embodiment of the satellite broadcast receiving converter according to the present invention.
In the embodiment, as shown in FIGS. 1 to 9, the casing 1, the waveguide section 2, and the short-circuit wall 7 are connected to each other, and are integrally formed by bending a single thin metal plate.
【００１６】筐体１は、箱状の薄い金属板からなり、中
央部に矩形状の孔１ｇを設けて、その外周部に縁部を形
成するコ字状の上壁部１ｅと、この上壁部１ｅの四方か
らから折り曲げられて、直立して形成された側壁部１
ａ，１ｂ，１ｃ，１ｄを有し、この側壁部１ａから１ｄ
のそれぞれは上壁部１ｅと繋がった一体のものである。
そして、側壁部１ｃと対向する側壁部１ｄの上部は、孔
１ｇと連設され、大きく切り欠かれた切り込み部１ｈを
有する。また、図４に示すように、側壁部１ａ，１ｂ，
１ｃの下端部には、複数の略く字状の係合片１ｆが形成
されている。The housing 1 is made of a box-shaped thin metal plate, has a rectangular hole 1g at the center, and has a U-shaped upper wall 1e forming an edge at the outer periphery thereof. The side wall 1 is bent from four sides of the wall 1e and formed upright.
a, 1b, 1c and 1d, and the side walls 1a to 1d
Are integrally connected to the upper wall 1e.
And the upper part of the side wall part 1d which opposes the side wall part 1c is provided continuously with the hole 1g, and has the notch 1h which is notched largely. Further, as shown in FIG. 4, the side wall portions 1a, 1b,
At the lower end of 1c, a plurality of substantially U-shaped engaging pieces 1f are formed.
【００１７】導波管部２は、矩形の筒状の薄い金属板か
らなり、筐体１の側壁部１ｄと繋ぎ部１ｉによって下方
に延びて形成された側板部２ａと、側板部２ａの両側か
らそれぞれ直角に折り曲げられて形成された側板部２
ｂ，２ｄと、側板部２ｂから直角に折り曲がって側板部
２ｄに連結し、側板部２ａと対向して形成された側板部
２ｃと、各側板部２ａ〜２ｄに囲まれて形成された中空
部２ｅと、繋ぎ部１ｉを除いた各側板部２ｂ〜２ｄの端
に自由端側となる端部２ｆを有している。そして、図
２，図３に示すように、筐体１と連結された側板部２ａ
と対向する側板部２ｃの端部２ｆには、２個の略く字状
の係止片２ｇが形成されている。そして、図４に示すよ
うに、側板部２ａと側板部２ｄの境目には、略矩形状の
係合穴３が設けらると共に、側板部２ｄには、係合穴３
の近傍において丸孔４ａ、と角孔４ｂとからなる挿入孔
４が設けられている。また、側板部２ａと、筐体１の側
壁部１ｄを繋ぐ繋ぎ部１ｉには、切り込み等からなる折
り曲げ容易手段５が形成されている。そして、導波管部
２は、折り曲げ形成された際、図１のように、筐体１か
ら垂直状態で下方に突出した状態になっており、図２に
おいて点線で示すように、折り曲げ容易手段５を基準と
して筐体１に対して傾倒可能となっている。The waveguide section 2 is formed of a rectangular cylindrical thin metal plate, and extends downwardly by a side wall 1d and a connecting portion 1i of the housing 1, and both sides of the side plate 2a. Side plate 2 formed by being bent at right angles from
b, 2d, a side plate 2c formed by being bent at a right angle from the side plate 2b, and connected to the side plate 2d, and a side plate 2c formed to face the side plate 2a, and a hollow formed by the side plates 2a to 2d. A portion 2e and an end 2f that is a free end side is provided at an end of each of the side plates 2b to 2d excluding the connecting portion 1i. Then, as shown in FIGS. 2 and 3, the side plate 2 a connected to the housing 1.
At the end 2f of the side plate portion 2c opposed to the above, two substantially U-shaped locking pieces 2g are formed. As shown in FIG. 4, a substantially rectangular engaging hole 3 is provided at the boundary between the side plate 2a and the side plate 2d, and the engaging hole 3 is formed in the side plate 2d.
Is provided with an insertion hole 4 composed of a round hole 4a and a square hole 4b. Further, in the connecting portion 1i which connects the side plate portion 2a and the side wall portion 1d of the housing 1, an easy bending means 5 formed by a cut or the like is formed. When the waveguide portion 2 is formed by bending, the waveguide portion 2 projects vertically downward from the housing 1 as shown in FIG. 1, and as shown by a dotted line in FIG. 5 with respect to the housing 1.
【００１８】また、保持部６は、図３，図４に示すよう
に、繋ぎ部２ｈにより側壁部２ｃに繋がれて、導波管部
２の外側に位置するように形成され、この保持部６は、
平板状の基部６ａと、基部６ａの中央部に形成された半
円筒状の抱持部６ｂと、自由端部側であるその端部から
折り曲げ形成された略く字状の係止片６ｃを有してい
る。そして、保持部６は、側板部２ｃから折り曲げ可能
になっており、側板部２ｄに対向するように折り曲げら
れた際、係止片６ｃは、係止穴３に係止可能となってい
る。As shown in FIGS. 3 and 4, the holding portion 6 is connected to the side wall portion 2c by the connecting portion 2h and is formed so as to be located outside the waveguide portion 2. 6 is
A flat base 6a, a semi-cylindrical holding portion 6b formed at the center of the base 6a, and a substantially rectangular locking piece 6c bent from its free end side end. Have. The holding portion 6 can be bent from the side plate portion 2c. When the holding portion 6 is bent to face the side plate portion 2d, the locking piece 6c can be locked in the locking hole 3.
【００１９】短絡壁７は、箱状の薄い金属板からなり、
筐体１の側壁部１ｄに繋がれ、この側壁部１ｄから直角
に折り曲がって形成された蓋部７ａと、側壁部１ｄとの
繋ぎ部を除く蓋部７ａの３辺から、側壁部１ｄと対向す
る側の下方に折り曲げられて形成された側部７ｂ，７
ｃ，７ｄと、蓋部７ａ、各側部７ｂ〜７ｄ、及び側壁部
１ｄによって囲まれて形成された空洞部７ｅを有してい
る。そして、短絡壁７は、筐体１内に位置してその空洞
部７ｅが導波管部２の中空部２ｅと対向する状態になっ
ている。The short-circuit wall 7 is made of a box-shaped thin metal plate.
The lid 7a is connected to the side wall 1d of the housing 1 and is bent at a right angle from the side wall 1d. Side portions 7b, 7 formed by being bent downward on opposite sides
c, 7d, a lid 7a, side parts 7b to 7d, and a cavity part 7e formed by being surrounded by the side wall part 1d. The short-circuit wall 7 is located in the housing 1, and has a cavity 7 e facing the hollow 2 e of the waveguide 2.
【００２０】水平偏波をキャッチするプローブ８は、図
６に示すように、フッ素樹脂、ポリエチレン、テフロン
等からなる筒状のＬ型の絶縁部８ａと、絶縁部８ａの中
心部を突き抜け、主として真鍮、ニッケル等の金属から
なる線状の中心導体８ｂとから構成されると共に、中心
導体８ｂは、絶縁部８ａと共に直角状に折り曲げられた
先端部８ｃと、この先端部８ｃと直角状に位置する他端
部８ｄを有している。そして、このプローブ８は、特に
図３、図７に示すように、Ｌ型の絶縁部８ａの一端部
が、導波管部２の側板部２ｄに形成された挿入孔４の丸
孔４ａに嵌入されると共に、導波管部２から露出した絶
縁部８ａの他端部が導波管部２の側板部２ｄの外表面
と、保持部６の抱持部６ｂとで挟持された状態で、保持
されている。そして、この時、導波管部２から露出した
絶縁部８ａの他端部が、その長手方向の全体が保持部６
の抱持部６ｂに覆われて保持されると共に、導波管部２
から露出した中心導体８ｂがその長手方向の全体にわた
って、抱持部６ｂに覆われた状態になっている。そし
て、プローブ８が取り付けられると、中心導体８ｂの他
端部８ｄが筐体１側に突出し、折り曲げられた先端部８
ｃは、導波管部２の中空部２ｅの中心部まで突出した状
態となる。As shown in FIG. 6, the probe 8 for catching horizontal polarization penetrates through a cylindrical L-shaped insulating portion 8a made of fluororesin, polyethylene, Teflon or the like, and a center portion of the insulating portion 8a. A linear center conductor 8b made of a metal such as brass or nickel is used. The center conductor 8b is bent at right angles together with the insulating portion 8a, and is positioned at right angles to the front end 8c. 8d. As shown in FIGS. 3 and 7, one end of the L-shaped insulating portion 8a is inserted into the round hole 4a of the insertion hole 4 formed in the side plate portion 2d of the waveguide portion 2, as shown in FIGS. While being fitted, the other end of the insulating portion 8a exposed from the waveguide portion 2 is sandwiched between the outer surface of the side plate portion 2d of the waveguide portion 2 and the holding portion 6b of the holding portion 6. Is being held. At this time, the other end of the insulating portion 8a exposed from the waveguide portion 2 is entirely held in the longitudinal direction.
Is covered and held by the holding portion 6b of the
The central conductor 8b exposed from the cover is covered with the holding portion 6b over the entire length in the longitudinal direction. When the probe 8 is attached, the other end portion 8d of the center conductor 8b projects toward the housing 1 and is bent.
c is in a state of protruding to the center of the hollow portion 2e of the waveguide portion 2.
【００２１】絶縁板からなる一枚の矩形状の回路基板９
は、図５に示すように、薄板状の平板部９ａと、平板部
９ａの一側縁に形成された切り欠き部９ｂと、切り欠き
部９ｂの近傍に形成された上下に貫通する略矩形の３つ
の貫通孔９ｃと、貫通孔９ｃによってＴ字状に形成され
た橋部９ｇ，９ｈと、貫通孔９ｃの近傍に形成された小
さな孔９ｄと、貫通孔９ｃの近傍で、切り欠き部９ｂと
対向する位置に設けられた２個の第一の係合孔９ｅと、
周縁部に複数個設けられた第二の係合孔９ｆを有してい
る。そして、平板部９ａの下面において、橋部９ｈを除
いた全体には銅張りからなる接地導体１０が施されてい
る。また、橋部９ｈの上面には、橋部９ｇ，９ｈの交点
から回路基板９の平板部９ａにかけて、垂直偏波をキャ
ッチするプローブ１１が導電パターンで形成されると共
に、平板部９ａの上面に形成された配線パターン（図示
せず）に接続されている。また、平板部９ａの上面にお
いて、回路基板９を貫通する複数個のスルーホール１２
ａによって、接地導体１０と繋がった状態で、貫通孔９
ｃを囲うように帯状のアースパターン１２が銅張りによ
って形成されている。One rectangular circuit board 9 made of an insulating plate
As shown in FIG. 5, a thin plate-shaped flat plate portion 9a, a notch portion 9b formed on one side edge of the flat plate portion 9a, and a substantially rectangular vertically penetrating formed near the notch portion 9b Three through-holes 9c, bridges 9g and 9h formed in a T-shape by the through-holes 9c, small holes 9d formed near the through-holes 9c, and cutouts near the through-holes 9c. 9b, two first engagement holes 9e provided at positions facing the
It has a plurality of second engagement holes 9f provided on the periphery. On the lower surface of the flat plate portion 9a, a grounding conductor 10 made of copper is applied to the entire surface except for the bridge portion 9h. On the upper surface of the bridge 9h, a probe 11 for catching vertically polarized waves is formed in a conductive pattern from the intersection of the bridges 9g and 9h to the flat plate 9a of the circuit board 9, and on the upper surface of the flat plate 9a. It is connected to the formed wiring pattern (not shown). Further, a plurality of through holes 12 penetrating through the circuit board 9 are formed on the upper surface of the flat plate portion 9a.
a, the through hole 9 is connected to the ground conductor 10.
A strip-shaped ground pattern 12 is formed by copper plating so as to surround c.
【００２２】そして、このような構成の回路基板９は、
その平板部９ａの上面が筐体１の側壁部１ａ〜１ｄの下
端部に当接すると共に、平板部９ａの下面が当接した導
波管部２の端部２ｆとで挟持された状態で保持されてい
る。この時、導波管部２の係止片２ｇと第一の係合孔９
ｅが掛け止めされ、且つ、筐体１の係合片１ｆが第二の
係合孔９ｆに掛け止めされることによって保持が成され
ている。また、この時、回路基板９の平板部９ａの上面
が、短絡壁７の側部７ｂ〜７ｄの下端部に当接すると共
に、平板部９ａの切り欠き部９ｂに、導波管部２の側板
部２ａが嵌め合わされた状態となっている。さらに、図
３に示すように、回路基板９の貫通孔９ｃと、導波管部
２の中空部２ｅ及び短絡壁７の空洞部７ｅが対向し、短
絡壁７の各側部７ｂ〜７ｄがアースパターン１２に当接
すると共に、プローブ８の中心導体８ｂの他端部８ｄが
平板部９ａの孔９ｄに挿通する状態になっている。そし
て、回路基板９上に突出した中心導体８ｂの他端部８ｄ
は、半田１３により半田付けされ、回路基板９上に形成
された配線パターンに接続されている。即ち、回路基板
９の貫通孔９ｃは、導波管部２内と短絡壁７内に位置し
て、それ以外の回路基板９の下面は、接地導体１０でシ
ールドされた状態となっている。The circuit board 9 having such a configuration is
The upper surface of the flat plate portion 9a is in contact with the lower end portions of the side wall portions 1a to 1d of the housing 1, and the lower surface of the flat plate portion 9a is held in a state of being sandwiched by the end 2f of the waveguide portion 2 in contact with the lower end portion. Have been. At this time, the locking piece 2g of the waveguide section 2 and the first engagement hole 9
e is latched, and the engagement piece 1f of the housing 1 is latched in the second engagement hole 9f, whereby the holding is performed. At this time, the upper surface of the flat plate portion 9a of the circuit board 9 is in contact with the lower ends of the side portions 7b to 7d of the short-circuit wall 7, and the cutout portion 9b of the flat plate portion 9a is attached to the side plate of the waveguide portion 2. The portion 2a is in a fitted state. Further, as shown in FIG. 3, the through hole 9 c of the circuit board 9 faces the hollow portion 2 e of the waveguide portion 2 and the hollow portion 7 e of the short-circuit wall 7, and the side portions 7 b to 7 d of the short-circuit wall 7 are While being in contact with the ground pattern 12, the other end 8d of the center conductor 8b of the probe 8 is inserted into the hole 9d of the flat plate 9a. The other end 8d of the center conductor 8b protruding on the circuit board 9
Are soldered by solder 13 and connected to a wiring pattern formed on the circuit board 9. That is, the through hole 9c of the circuit board 9 is located in the waveguide section 2 and the short-circuit wall 7, and the other lower surface of the circuit board 9 is shielded by the ground conductor 10.
【００２３】金属からなる一枚の矩形状の板で構成され
るＬ字型のカバー１４は、筐体１の側壁部１ｄと上壁部
１ｅとで構成された嵌合部にはめ合わされ、適宜手段に
よって固定され、筐体１の内部が密閉され、電気的にシ
ールドされた状態となっている。An L-shaped cover 14 formed of a single rectangular plate made of metal is fitted into a fitting portion formed by a side wall 1d and an upper wall 1e of the housing 1, and is appropriately formed. The inside of the housing 1 is sealed by means, and is in a state of being electrically shielded.
【００２４】本発明の衛星放送受信用コンバータは、以
上のように構成され、次にその組立方法について説明す
ると、まず、図４に示すように、中央部に孔１ｇと切り
込み部１ｈが設けられた上壁部１ｅと、上壁部１ｅから
四方に延びる側壁部１ａ〜１ｄからなる筐体１及び、側
壁部１ｄから延びる側板部２ａと、側板部２ａの一方側
から連続して延びる側板部２ｂ，２ｃと、他方側から延
びる側板部２ｄと、側板部２ｃから繋ぎ部２ｈを介して
外方に延びる保持部６とからなり、筐体１の外方に形成
された導波管部２、さらに、側壁部１ｄから側板部２ａ
と対向して延びる蓋部７ａと、蓋部７ａから三方向に延
びる側部７ｂ〜７ｄとからなり、筐体１の孔１ｇと切り
込み１ｈ部とに跨って形成された短絡壁７とが、薄い金
属板を打ち抜いて半製品部材１５を作る。そして、半製
品部材１５の状態から、点線Ａの位置で、各側壁部１ａ
〜１ｄを直角に折り曲げることによって、筐体１を形成
し、また、点線Ｂの位置で、側板部２ｂ〜２ｄを直角に
折り曲げ、側板部２ｃと２ｄを連結することによって、
導波管部２を形成し、そして、点線Ｃの位置で、蓋部７
ａを直角に折り曲げると共に、点線Ｄの位置で、側部７
ｂ〜７ｄを直角に折り曲げることによって、短絡壁７を
形成することによって、図１に示すような形状で全体が
形成される。The converter for receiving satellite broadcasting according to the present invention is configured as described above. Next, the assembling method will be described. First, as shown in FIG. 4, a hole 1g and a cutout 1h are provided in the center. A housing 1 comprising an upper wall 1e, side walls 1a to 1d extending in four directions from the upper wall 1e, a side plate 2a extending from the side wall 1d, and a side plate continuously extending from one side of the side plate 2a. 2b, 2c, a side plate portion 2d extending from the other side, and a holding portion 6 extending outward from the side plate portion 2c via a connecting portion 2h, and a waveguide portion 2 formed outside the housing 1. , And from the side wall portion 1d to the side plate portion 2a.
A short-circuit wall 7, which includes a lid 7 a extending in opposition to the cover 7 a and side portions 7 b to 7 d extending in three directions from the lid 7 a, and formed across the hole 1 g and the cut 1 h of the housing 1, A semi-finished product member 15 is made by punching a thin metal plate. Then, from the state of the semi-finished product member 15, at the position of the dotted line A, each side wall portion 1a
1d is bent at a right angle to form the housing 1, and at the position of the dotted line B, the side plates 2b to 2d are bent at a right angle to connect the side plates 2c and 2d,
The waveguide portion 2 is formed, and at the position of the dotted line C, the lid portion 7 is formed.
a is bent at a right angle, and the side 7
By forming the short-circuit wall 7 by bending b to 7d at right angles, the whole is formed in a shape as shown in FIG.
【００２５】次に、回路基板９の取り付けを説明する
と、図２に示すように、筐体１から垂直に設けられた導
波管部２を、折り曲げ容易手段５から点線で示すように
外方に傾倒させ、その間に回路基板９を位置させた後、
導波管部２を垂直の状態に戻すことによって回路基板９
を挟み込む。この挟み込みは、まず筐体１の係合片１ｆ
に回路基板９の第二の係合孔９ｆが掛け止めされた状態
で、回路基板９を筐体１の下方に取り付け、その後、導
波管部２における端部２ｆの自由端側に形成された係止
片２ｇを、図３に示すように、回路基板９の第一の係合
孔９ｅに掛け止めすることにより行われる。そして、こ
の掛け止めにより、回路基板９は確実に挟持、保持され
る。Next, the mounting of the circuit board 9 will be described. As shown in FIG. 2, the waveguide section 2 provided vertically from the housing 1 is moved outward from the easy bending means 5 as shown by a dotted line. And after positioning the circuit board 9 in the meantime,
The circuit board 9 is returned by returning the waveguide portion 2 to the vertical state.
In between. This sandwiching is performed first by the engagement pieces 1f of the housing 1.
The circuit board 9 is mounted below the housing 1 in a state where the second engagement hole 9f of the circuit board 9 is hooked to the lower end of the circuit board 9, and then formed on the free end side of the end 2f of the waveguide section 2. As shown in FIG. 3, the locking piece 2 g is hooked on the first engagement hole 9 e of the circuit board 9. Then, the circuit board 9 is securely held and held by the latch.
【００２６】次に、挿入孔４へのプローブ８の取り付け
は、図６に示すような状態からプローブ８を矢印の方向
に回転させて、中心導体８ｂの先端部８ｃを中空部２ｅ
内に位置させ、丸孔４ａに絶縁部８ａを係止することに
よって成される。次に、保持部６を繋ぎ部２ｈから折り
曲げて、保持部６の自由端部側にある係止片６ｃを、係
合穴３に掛け止めして、抱持部６ｂと側板部２ｄとの間
で絶縁部８ａを挟持して、プローブ８を保持する。Next, the probe 8 is attached to the insertion hole 4 by rotating the probe 8 in the direction of the arrow from the state shown in FIG.
This is achieved by locking the insulating portion 8a in the round hole 4a. Next, the holding portion 6 is bent from the connecting portion 2h, and the locking piece 6c on the free end side of the holding portion 6 is hooked and locked in the engaging hole 3, so that the holding portion 6b and the side plate portion 2d are connected. The probe 8 is held by sandwiching the insulating portion 8a between them.
【００２７】このようにして形成、組み立てられた本発
明の衛星放送受信用コンバータの動作を説明すると、相
互に直交する２つの偏波は、導波管部２から中空部２ｅ
内に導入され、水平偏波は、橋部９ｇの裏面に設けられ
た接地導体１０の一部で反射して、中空部２ｅに突出し
たプローブ８の先端部８ｃでキャッチされ、また、垂直
偏波は、短絡壁７の蓋部７ａに反射して、橋部９ｈの上
面に形成されたプローブ１１でキャッチされる。そし
て、プローブ８でキャッチされた水平偏波は、中心導体
８ｂを介して、水平偏波信号として回路基板９の電気回
路に伝達される。また、プローブ１１によってキャッチ
された垂直偏波は、垂直偏波信号として回路基板９の電
気回路に伝達される。そして、回路基板９は、各プロー
ブから伝達された偏波信号を合成する。The operation of the thus-constructed and assembled satellite broadcast receiving converter of the present invention will now be described. Two mutually orthogonal polarized waves are transmitted from the waveguide section 2 to the hollow section 2e.
The horizontal polarized wave is reflected by a part of the ground conductor 10 provided on the back surface of the bridge 9g, is caught by the tip 8c of the probe 8 projecting into the hollow portion 2e, and is vertically polarized. The waves are reflected by the lid 7a of the short-circuit wall 7, and are caught by the probe 11 formed on the upper surface of the bridge 9h. Then, the horizontally polarized wave caught by the probe 8 is transmitted to the electric circuit of the circuit board 9 as a horizontally polarized signal via the center conductor 8b. The vertically polarized wave caught by the probe 11 is transmitted to the electric circuit of the circuit board 9 as a vertically polarized signal. Then, the circuit board 9 combines the polarized signals transmitted from each probe.
【００２８】また、図１０〜図１２は、本発明の衛星放
送受信用コンバータの第２実施例を示し、図１０は本発
明の衛星放送受信用コンバータに使用されるプローブの
斜視図、図１１は本発明の衛星放送受信用コンバータに
使用されるプローブの平面図、図１２は本発明の衛星放
送受信用コンバータへのプローブの取付を示す斜視図で
ある。次に、本発明の衛星放送受信用コンバータの第２
実施例の構成を図１０〜図１２に基づいて説明すると、
プローブ８の絶縁部８ａには、長手方向に沿って設けら
れた切り溝８ｃと、外表面に設けられた平坦面８ｄとを
有する。FIGS. 10 to 12 show a second embodiment of the satellite broadcast receiving converter of the present invention. FIG. 10 is a perspective view of a probe used in the satellite broadcast receiving converter of the present invention. Is a plan view of a probe used in the converter for receiving satellite broadcasting of the present invention, and FIG. 12 is a perspective view showing attachment of the probe to the converter for receiving satellite broadcasting of the present invention. Next, the second embodiment of the satellite broadcast receiving converter of the present invention will be described.
The configuration of the embodiment will be described with reference to FIGS.
The insulating portion 8a of the probe 8 has a cut groove 8c provided along the longitudinal direction and a flat surface 8d provided on the outer surface.
【００２９】そして、絶縁部８ａに圧入により取り付け
られた中心導体８ｂは、その一端が切り溝８ｃに沿って
直角に折り曲げられて、その一端が切り溝８ｃから外方
に突出すると共に、前記平坦面８ｄは、中心導体８ｂの
折り曲げられた一端が延びる方向に対して直交する位置
に形成されている。このように構成されたプローブ８
は、図１２に示すように、中心導体８ｂの折り曲げられ
た一端が導波管部２の挿入孔４に挿通され、且つ、絶縁
部８ａが挿入孔４を跨ぐようにして、絶縁部８ａの平坦
面８ｃが導波管部２の外表面に載置された状態で、保持
部６を折り曲げして、保持部６によって絶縁部８ａを導
波管部２の外表面に押し付けて、プローブ８が取り付け
られた構成となっている。The center conductor 8b attached to the insulating portion 8a by press fitting has one end bent at a right angle along the cut groove 8c, and one end protruding outward from the cut groove 8c. The surface 8d is formed at a position orthogonal to the direction in which the bent one end of the center conductor 8b extends. Probe 8 configured in this way
As shown in FIG. 12, the bent one end of the center conductor 8b is inserted into the insertion hole 4 of the waveguide portion 2, and the insulating portion 8a straddles the insertion hole 4. With the flat surface 8c placed on the outer surface of the waveguide section 2, the holding section 6 is bent, and the insulating section 8a is pressed against the outer surface of the waveguide section 2 by the holding section 6, so that the probe 8 Is attached.
【００３０】本発明の衛星放送受信用コンバータは、上
記実施の形態に限られないことは言うまでもなく、保持
部６は、図８に示すように、係止片を有さないもので、
繋ぎ部２ｈから曲がったままの状態で、絶縁部８ａが保
持されるものでも良く、図９に示すように、絶縁部８ａ
の円周のほぼ全面にわたって抱持し、保持部６のみで保
持するようにしたものでも良い。また、折り曲げ容易手
段５は、上記実施の形態のような切り込みに限らず、ミ
シン目等であっても良い。Needless to say, the satellite broadcast receiving converter of the present invention is not limited to the above-described embodiment, and the holding portion 6 has no locking piece as shown in FIG.
The insulating portion 8a may be held while being bent from the connecting portion 2h. As shown in FIG.
May be held over substantially the entire circumference of the circle and held only by the holding section 6. Further, the easily bendable means 5 is not limited to the cut as in the above embodiment, but may be a perforation or the like.
【００３１】[0031]
【発明の効果】本発明の衛星放送受信用コンバータは、
導波管部は金属板を折り曲げて構成され、この導波管部
には、この導波管部の外側に位置する保持部を一体に設
け、保持部でプローブの絶縁部を保持した構成としたた
め、プローブを導波管部に簡単に保持することができ、
生産性の良好にすることができる。また、導波管部と、
保持部が一枚の薄い金属板で構成されるので、金型が不
要で、且つ、材料費が少なく、安価な衛星放送受信用コ
ンバータを提供することができる。The converter for receiving satellite broadcasting according to the present invention has the following features.
The waveguide portion is formed by bending a metal plate, and the waveguide portion is provided integrally with a holding portion located outside the waveguide portion, and the holding portion holds the insulating portion of the probe. As a result, the probe can be easily held in the waveguide section,
Productivity can be improved. Also, a waveguide section,
Since the holding unit is formed of a single thin metal plate, it is possible to provide an inexpensive converter for satellite broadcast reception that does not require a mold, has a low material cost, and is inexpensive.
【００３２】プローブの絶縁部は、導波管部の外表面と
保持部とで挟持された状態で、保持されているため、確
実にプローブを保持することができるので、より信頼性
の高い衛星放送受信用コンバータを提供することができ
る。Since the insulating portion of the probe is held in a state of being sandwiched between the outer surface of the waveguide portion and the holding portion, the probe can be reliably held, so that a more reliable satellite is provided. A broadcast receiving converter can be provided.
【００３３】保持部には、保持部の自由端側を導波管部
に掛け止めするための係止片が設けられている構成とし
たため、簡単にプローブを確実に保持できると共に、保
持部の自由端が確実に導波管部に固定でき、保持部の折
り曲げによる戻りのない衛星放送受信用コンバータを提
供することができる。Since the holding portion is provided with a locking piece for hooking the free end side of the holding portion to the waveguide portion, the probe can be easily and securely held, and the holding portion can be easily held. A free end can be reliably fixed to the waveguide section, and a satellite broadcast receiving converter that does not return due to bending of the holding section can be provided.
【００３４】保持部は、導波管部から露出した絶縁部の
長手方向の全体にわたって、プローブを覆う構成とした
ため、プローブを確実に保持することができるので、信
頼性の高い衛星放送受信用コンバータを提供することが
できる。The holding portion covers the probe over the entire length of the insulating portion exposed from the waveguide portion, so that the probe can be held reliably, so that a highly reliable satellite broadcast receiving converter can be provided. Can be provided.
【００３５】保持部は、導波管部から露出した中心導体
の長手方向の全体にわたって、プローブを覆う構成とし
たため、プローブのシールドとして機能すると共に、外
力に対してプローブが変形しずらくなり、従って、変形
の少ない衛星放送受信用コンバータを提供することがで
きる。Since the holding portion covers the probe over the entire length of the central conductor exposed from the waveguide portion, the holding portion functions as a shield for the probe, and the probe is hardly deformed by an external force. Therefore, it is possible to provide a satellite broadcast receiving converter with little deformation.
【００３６】中心導体を取り付けた絶縁部には、長手方
向に沿って切り溝が設けられ、この切り溝に沿って、中
心導体の一端部が折り曲げられたため、中心導体の折り
曲げた均一にでき、正確な折り曲げの可能な衛星放送受
信用コンバータを提供することができる。A cut groove is provided in the insulating portion to which the center conductor is attached along the longitudinal direction. One end of the center conductor is bent along the cut groove, so that the center conductor can be bent uniformly. It is possible to provide a satellite broadcast receiving converter that can be bent accurately.
【００３７】絶縁部の外表面には平坦面を設け、この平
坦面を導波管部の外表面に当接させた状態で、プローブ
が保持部で取り付けられたため、絶縁部の取付が一定に
できて、中心導体の位置の正確な衛星放送受信用コンバ
ータを提供することができる。A flat surface is provided on the outer surface of the insulating portion, and the probe is mounted on the holding portion in a state where the flat surface is in contact with the outer surface of the waveguide portion. As a result, it is possible to provide a converter for receiving satellite broadcasts in which the position of the center conductor is accurate.
【００３８】絶縁部の外表面には、中心導体の一端が延
びる方向に対して直交した状態で平坦面が設けられ、こ
の平坦面を導波管部の外表面に当接させた状態で、プロ
ーブが保持部で取り付けられたため、絶縁部と中心導体
の取付が正確にできると共に、組立性の良好な衛星放送
受信用コンバータを提供することができる。A flat surface is provided on the outer surface of the insulating portion in a state perpendicular to the direction in which one end of the center conductor extends, and the flat surface is brought into contact with the outer surface of the waveguide portion. Since the probe is mounted on the holding portion, the insulating portion and the center conductor can be accurately mounted, and a satellite broadcast receiving converter with good assemblability can be provided.
【００３９】導波管部には、中心導体を挿通する挿入孔
が設けられ、中心導体が挿入孔に挿通された状態で、絶
縁部が前記挿入孔を跨ぐように導波管部の外表面に載置
されたため、導波管部の外表面における絶縁部の載置が
安定し、プローブの取付の良好な衛星放送受信用コンバ
ータを提供することができる。An insertion hole through which the center conductor is inserted is provided in the waveguide portion, and the outer surface of the waveguide portion is arranged so that the insulating portion straddles the insertion hole in a state where the center conductor is inserted through the insertion hole. Therefore, it is possible to stably mount the insulating portion on the outer surface of the waveguide portion, and to provide a satellite broadcast receiving converter with a good probe attachment.
【図１】本発明の衛星放送受信用コンバータの第１実施
例の分解斜視図。FIG. 1 is an exploded perspective view of a first embodiment of a satellite broadcast receiving converter according to the present invention.
【図２】本発明の衛星放送受信用コンバータの第１実施
例の分解断面図。FIG. 2 is an exploded cross-sectional view of the first embodiment of the satellite broadcast receiving converter of the present invention.
【図３】本発明の衛星放送受信用コンバータの第１実施
例に係り、導波管部の回路基板への取り付け状態を示す
説明図。FIG. 3 is an explanatory view showing a state in which a waveguide section is mounted on a circuit board according to a first embodiment of the satellite broadcast receiving converter of the present invention.
【図４】本発明の衛星放送受信用の第１実施例の組立方
法を示す、半製品部材の展開図。FIG. 4 is an exploded view of a semi-finished product member, showing an assembling method of the first embodiment for receiving satellite broadcasting according to the present invention.
【図５】本発明の衛星放送受信用コンバータの第１実施
例に係る、回路基板の拡大図。FIG. 5 is an enlarged view of a circuit board according to the first embodiment of the satellite broadcast receiving converter of the present invention.
【図６】本発明の衛星放送受信用コンバータの第１実施
例に係り、プローブの取り付け状態を示す説明図。FIG. 6 is an explanatory view showing an attached state of a probe according to the first embodiment of the satellite broadcast receiving converter of the present invention.
【図７】本発明の衛星放送受信用コンバータの第１実施
例に係り、プローブの取り付け状態を示す説明図。FIG. 7 is an explanatory view showing an attached state of a probe according to the first embodiment of the satellite broadcast receiving converter of the present invention.
【図８】本発明の衛星放送受信用コンバータの第１実施
例に係る、保持部の変形例を表す斜視図。FIG. 8 is a perspective view showing a modification of the holding unit according to the first embodiment of the satellite broadcast receiving converter of the present invention.
【図９】本発明の衛星放送受信用コンバータの第１実施
例に係る、保持部の変形例を表す上面図。FIG. 9 is a top view illustrating a modification of the holding unit according to the first embodiment of the satellite broadcast receiving converter of the present invention.
【図１０】本発明の衛星放送受信用コンバータの第２実
施例に係り、プローブの斜視図。FIG. 10 is a perspective view of a probe according to a second embodiment of the converter for receiving satellite broadcasting according to the present invention.
【図１１】本発明の衛星放送受信用コンバータの第２実
施例に係り、プローブの平面図。FIG. 11 is a plan view of a probe according to a second embodiment of the satellite broadcast receiving converter of the present invention.
【図１２】本発明の衛星放送受信用コンバータに係り、
プローブの取付を示す斜視図。FIG. 12 relates to a satellite broadcast receiving converter of the present invention;
FIG. 3 is a perspective view showing attachment of a probe.
【図１３】従来の衛星放送受信用コンバータの斜視図。FIG. 13 is a perspective view of a conventional converter for receiving satellite broadcasting.
【図１４】図１３の１４−１４線における断面図。FIG. 14 is a sectional view taken along the line 14-14 in FIG. 13;
【図１５】従来の衛星放送受信用コンバータに係り、プ
ローブの取り付け状態を説明する要部拡大図。FIG. 15 is an enlarged view of a main part for explaining a mounting state of a probe according to a conventional satellite broadcast receiving converter.
【図１６】従来の衛星放送受信用コンバータに係り、回
路基板の取り付け状態を示す、要部拡大図。FIG. 16 is an enlarged view of a main part of a conventional satellite broadcast receiving converter, showing an attached state of a circuit board.
１ 筐体 ２ 導波管部 ２ｅ 中空部 ２ｆ 端部 ２ｇ 係止片 ３ 係合穴 ４ 挿入孔 ５ 折り曲げ容易手段 ６ 保持部 ６ｃ 係止片 ７ 短絡壁 ８ プローブ ８ａ 絶縁部 ８ｂ 中心導体 ８ｃ 切り溝 ８ｄ 平坦面 ９ 回路基板 １０ 接地導体 １１ プローブ １２ アースパターン １３ 半田 １４ カバー １５ 半製品部材 DESCRIPTION OF SYMBOLS 1 Housing 2 Waveguide part 2e Hollow part 2f End part 2g Locking piece 3 Engaging hole 4 Insertion hole 5 Easy bending means 6 Holding part 6c Locking piece 7 Short-circuit wall 8 Probe 8a Insulating part 8b Center conductor 8c Cut groove 8d Flat surface 9 Circuit board 10 Ground conductor 11 Probe 12 Ground pattern 13 Solder 14 Cover 15 Semi-finished product member
───────────────────────────────────────────────────── フロントページの続き (51)Int.Cl.7 識別記号 ＦＩ テーマコート゛(参考） Ｈ０４Ｎ 7/20 ６３０ Ｈ０４Ｎ 7/20 ６３０ // Ｈ０４Ｎ 5/64 ５５１ 5/64 ５５１Ｚ ──────────────────────────────────────────────────続 き Continued on the front page (51) Int.Cl. 7 Identification symbol FI Theme coat ゛ (Reference) H04N 7/20 630 H04N 7/20 630 // H04N 5/64 551 5/64 551Z
Claims (9)
波管部と、該導波管部に取り付けられ、筒状の絶縁部と
該絶縁部の中心部を突き抜ける中心導体とを有するプロ
ーブとを備え、前記導波管部は金属板を折り曲げて構成
され、該導波管部には、この導波管部の外側に位置する
保持部を一体に設け、前記保持部で前記プローブの前記
絶縁部を保持したことを特徴とする衛星放送受信用コン
バータ。1. A box-shaped housing made of a metal material, a cylindrical waveguide portion, and a central conductor attached to the waveguide portion and penetrating a cylindrical insulating portion and a center portion of the insulating portion. The waveguide section is formed by bending a metal plate, and the waveguide section is integrally provided with a holding section located outside the waveguide section, A satellite broadcast receiving converter, wherein the insulating portion of the probe is held.
管部の外表面と前記保持部とで挟持された状態で、保持
されていることを特徴とする請求項１記載の衛星放送受
信用コンバータ。2. The satellite broadcast receiving apparatus according to claim 1, wherein the insulating portion of the probe is held while being sandwiched between an outer surface of the waveguide portion and the holding portion. Converter.
前記導波管部に掛け止めするための係止片が設けられて
いることを特徴とする請求項１、又は２記載の衛星放送
受信用コンバータ。3. The holding part is provided with a locking piece for hooking a free end side of the holding part to the waveguide part. Converter for satellite broadcast reception.
た前記絶縁部の長手方向の全体にわたって、前記プロー
ブを覆うことを特徴とする請求項１から３のいずれかに
記載の衛星放送受信用コンバータ。4. The satellite broadcasting according to claim 1, wherein the holding section covers the probe over the entire length of the insulating section exposed from the waveguide section. Converter for receiving.
た前記中心導体の長手方向の全体にわたって、前記プロ
ーブを覆うことを特徴とする請求項１から４のいずれか
に記載の衛星放送受信用コンバータ。5. The satellite broadcast according to claim 1, wherein the holding section covers the probe over the entire length of the central conductor exposed from the waveguide section. Converter for receiving.
長手方向に沿って切り溝が設けられ、この切り溝に沿っ
て、前記中心導体の一端部が折り曲げられたことを特徴
とする請求項１から５のいずれかに記載の衛星放送受信
用コンバータ。6. The insulating part to which a center conductor is attached,
The satellite broadcast receiving converter according to any one of claims 1 to 5, wherein a cut groove is provided along a longitudinal direction, and one end of the center conductor is bent along the cut groove.
この平坦面を前記導波管部の外表面に当接させた状態
で、前記プローブが前記保持部で取り付けられたことを
特徴とする請求項１から６のいずれかに記載の衛星放送
受信用コンバータ。7. A flat surface is provided on an outer surface of the insulating portion,
7. The satellite broadcast receiving device according to claim 1, wherein the probe is attached to the holding portion while the flat surface is in contact with an outer surface of the waveguide portion. converter.
の前記一端が延びる方向に対して直交した状態で平坦面
が設けられ、この平坦面を前記導波管部の外表面に当接
させた状態で、前記プローブが前記保持部で取り付けら
れたことを特徴とする請求項７記載の衛星放送受信用コ
ンバータ。8. A flat surface is provided on an outer surface of said insulating portion so as to be orthogonal to a direction in which said one end of said central conductor extends, and said flat surface is applied to an outer surface of said waveguide portion. 8. The converter for receiving satellite broadcasting according to claim 7, wherein said probe is attached to said holding portion in a state of being in contact with said converter.
する挿入孔が設けられ、前記中心導体が前記挿入孔に挿
通された状態で、前記絶縁部が前記挿入孔を跨ぐように
前記導波管部の外表面に載置されたことを特徴とする請
求項８記載の衛星放送受信用コンバータ。9. The waveguide section is provided with an insertion hole through which the center conductor is inserted, and in a state where the center conductor is inserted through the insertion hole, the insulating portion straddles the insertion hole. The satellite broadcast receiving converter according to claim 8, wherein the converter is mounted on an outer surface of the waveguide section.
Priority Applications (5)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2000126242A JP2001177302A (en) | 1999-10-04 | 2000-04-20 | Converter for receiving satellite broadcast |
| EP01303343A EP1168486A1 (en) | 2000-04-20 | 2001-04-09 | Converter for satellite broadcast reception |
| CNB011106417A CN1193461C (en) | 2000-04-20 | 2001-04-13 | Frequency converter used for receiving satellite propagation signals |
| US09/837,014 US6577206B2 (en) | 2000-04-20 | 2001-04-18 | Converter for satellite broadcast reception with an externally held probe |
| KR10-2001-0021062A KR100400652B1 (en) | 2000-04-20 | 2001-04-19 | Converter for receiving satellite broadcast |
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP28353599 | 1999-10-04 | ||
| JP11-283535 | 1999-10-04 | ||
| JP2000126242A JP2001177302A (en) | 1999-10-04 | 2000-04-20 | Converter for receiving satellite broadcast |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JP2001177302A true JP2001177302A (en) | 2001-06-29 |
Family
ID=26555077
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2000126242A Pending JP2001177302A (en) | 1999-10-04 | 2000-04-20 | Converter for receiving satellite broadcast |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JP2001177302A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2005018039A1 (en) * | 2003-08-19 | 2005-02-24 | Murata Manufacturing Co., Ltd. | Rail converter, high-frequency module, and rail converter manufacturing method |
| WO2015052904A1 (en) * | 2013-10-07 | 2015-04-16 | 日本電気株式会社 | Coaxial waveguide converter and transmitting/receiving integrated splitter |
-
2000
- 2000-04-20 JP JP2000126242A patent/JP2001177302A/en active Pending
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2005018039A1 (en) * | 2003-08-19 | 2005-02-24 | Murata Manufacturing Co., Ltd. | Rail converter, high-frequency module, and rail converter manufacturing method |
| WO2015052904A1 (en) * | 2013-10-07 | 2015-04-16 | 日本電気株式会社 | Coaxial waveguide converter and transmitting/receiving integrated splitter |
| US9831539B2 (en) | 2013-10-07 | 2017-11-28 | Nec Corporation | Waveguide coaxial conversion device and transmission/reception integrated splitter |
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