JPH06310310A - Coaxial terminating resistor - Google Patents
Coaxial terminating resistorInfo
- Publication number
- JPH06310310A JPH06310310A JP11795893A JP11795893A JPH06310310A JP H06310310 A JPH06310310 A JP H06310310A JP 11795893 A JP11795893 A JP 11795893A JP 11795893 A JP11795893 A JP 11795893A JP H06310310 A JPH06310310 A JP H06310310A
- Authority
- JP
- Japan
- Prior art keywords
- termination
- side electrode
- rod
- shell
- electrode
- 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
- 238000005476 soldering Methods 0.000 abstract description 5
- 238000003466 welding Methods 0.000 abstract description 2
- 239000012212 insulator Substances 0.000 description 6
- 229910000679 solder Inorganic materials 0.000 description 3
- 239000004809 Teflon Substances 0.000 description 1
- 229920006362 Teflon® Polymers 0.000 description 1
- 239000000853 adhesive Substances 0.000 description 1
- 230000001070 adhesive effect Effects 0.000 description 1
- 239000012141 concentrate Substances 0.000 description 1
- 239000003822 epoxy resin Substances 0.000 description 1
- 238000009413 insulation Methods 0.000 description 1
- 229920000647 polyepoxide Polymers 0.000 description 1
Landscapes
- Details Of Resistors (AREA)
Abstract
Description
【０００１】[0001]
【産業上の利用分野】本発明は同軸終端抵抗器に関し、
特に広い温度範囲で使用される人工衛星に搭載して好適
な高周波電気回路用の同軸終端抵抗器に関する。FIELD OF THE INVENTION This invention relates to coaxial termination resistors,
Particularly, the present invention relates to a coaxial termination resistor for a high frequency electric circuit which is suitable for mounting on an artificial satellite used in a wide temperature range.
【０００２】[0002]
【従来の技術】従来、この種の同軸終端抵抗器において
は、図３に示すように、棒状抵抗器１０の終端側電極１
１の端部を半田付け部１３でシェル１４に機械的に固定
し、終端側電極１１をシェル１４に電気的に接続してい
る。2. Description of the Related Art Conventionally, in this type of coaxial termination resistor, as shown in FIG.
The end portion 1 is mechanically fixed to the shell 14 by the soldering portion 13, and the terminal electrode 11 is electrically connected to the shell 14.
【０００３】この場合、棒状抵抗器１０の入力側電極１
２は絶縁物１５によってシェル１４に機械的に固定され
ている。尚、絶縁物１５としてはテフロンやエポキシ樹
脂系の接着剤等が用いられている。In this case, the input side electrode 1 of the rod-shaped resistor 10
2 is mechanically fixed to the shell 14 by an insulator 15. As the insulator 15, Teflon or an epoxy resin adhesive is used.
【０００４】[0004]
【発明が解決しようとする課題】上述した従来の同軸終
端抵抗器では、棒状抵抗器の終端側電極を半田付け部で
シェルに機械的に固定して終端側電極をシェルに電気的
に接続するとともに、入力側電極を絶縁物でシェルに機
械的に固定する構造となっている。In the above-mentioned conventional coaxial termination resistor, the termination side electrode of the rod-shaped resistor is mechanically fixed to the shell by the soldering portion to electrically connect the termination side electrode to the shell. At the same time, the input side electrode is mechanically fixed to the shell with an insulator.
【０００５】このため、上記の同軸終端抵抗器を高い温
度環境で使用した場合、絶縁物による棒状抵抗器の入力
側電極の機械的固定が十分ではなくなるため、棒状抵抗
器、半田、シェル、絶縁物各々の熱膨張係数の差によっ
て機械的歪が発生する。このとき、発生した機械的歪に
よる応力が機械的に弱い半田部分に集中し、半田が破断
してしまうという問題がある。Therefore, when the above coaxial termination resistor is used in a high temperature environment, the mechanical fixation of the input side electrode of the rod-shaped resistor by the insulator becomes insufficient, so that the rod-shaped resistor, solder, shell, insulation Mechanical strain occurs due to the difference in the coefficient of thermal expansion of each object. At this time, there is a problem that the stress due to the generated mechanical strain concentrates on a mechanically weak solder portion and the solder breaks.
【０００６】また、上記の同軸終端抵抗器をアイソレー
タ等の他デバイスに接続する際に、入力側電極に設けた
すり割り部を半田によって接続するが、そのときに棒状
抵抗器の軸方向に対して直角方向に力が加わり、棒状抵
抗器が終端側電極の半田付け部の根元で折れてしまうと
いう問題がある。Further, when connecting the above coaxial termination resistor to another device such as an isolator, the slotted portion provided on the input side electrode is connected by soldering, but at that time, with respect to the axial direction of the rod-shaped resistor. Therefore, there is a problem that a force is applied in a direction perpendicular to the rod-shaped resistor and the rod-shaped resistor is broken at the root of the soldered portion of the terminal electrode.
【０００７】そこで、本発明の目的は上記問題点を解消
し、広い温度範囲で使用するときや他デバイスとの接続
時における信頼性の低下を防止することができる同軸終
端抵抗器を提供することにある。SUMMARY OF THE INVENTION Therefore, an object of the present invention is to solve the above problems and provide a coaxial termination resistor capable of preventing a decrease in reliability when used in a wide temperature range or when connected to another device. It is in.
【０００８】[0008]
【課題を解決するための手段】本発明による同軸終端抵
抗器は、シェル内に棒状抵抗器を有する同軸終端抵抗器
であって、シェル内に設けられ、前記棒状抵抗器の終端
側電極を収納する未貫通穴と、前記終端側電極の端部に
取付けられ、前記未貫通穴の側壁に圧接される導電性の
弾性部材とを備えている。A coaxial terminating resistor according to the present invention is a coaxial terminating resistor having a rod-shaped resistor in a shell, the coaxial terminating resistor being provided in the shell and accommodating a terminal side electrode of the rod-shaped resistor. And a conductive elastic member that is attached to the end of the terminal electrode and is pressed against the side wall of the non-through hole.
【０００９】[0009]
【実施例】次に、本発明の一実施例について図面を参照
して説明する。An embodiment of the present invention will be described with reference to the drawings.
【００１０】図１は本発明の一実施例の縦断面図であ
り、図２は図１の棒状抵抗器の拡大図である。これらの
図において、シェル１には棒状抵抗器２の終端側電極４
が嵌合しかつ終端側電極４の径よりも大なる径の未貫通
穴７が設けられている。FIG. 1 is a vertical sectional view of an embodiment of the present invention, and FIG. 2 is an enlarged view of the rod-shaped resistor of FIG. In these figures, the shell 1 has a terminal electrode 4 of the rod-shaped resistor 2
Is provided and a non-through hole 7 having a diameter larger than the diameter of the terminal electrode 4 is provided.
【００１１】棒状抵抗器２の終端側電極４にはその端部
にバネ電極５が溶接や半田付けなどで固定されている。
バネ電極５のバネ部５ａ，５ｂの頭部は終端電極４側に
曲げられており、終端側電極４はこれらバネ部５ａ，５
ｂによって包み込まれるようになっている。このとき、
バネ部５ａ，５ｂで包み込まれた終端側電極４の外周径
は未貫通穴７の内径よりも大となる。A spring electrode 5 is fixed to the terminal side electrode 4 of the rod-shaped resistor 2 at the end thereof by welding or soldering.
The heads of the spring parts 5a and 5b of the spring electrode 5 are bent toward the terminal electrode 4 side, and the terminal side electrode 4 has these spring parts 5a and 5b.
It is wrapped by b. At this time,
The outer diameter of the terminal-side electrode 4 enclosed by the spring portions 5a and 5b is larger than the inner diameter of the non-through hole 7.
【００１２】棒状抵抗器２をシェル１内に収容するとき
に終端側電極４を未貫通穴７に挿入すると、終端側電極
４を包み込むバネ部５ａ，５ｂは夫々未貫通穴７の内壁
に圧接される。これにより、終端側電極４はシェル１に
機械的に固定されるとともに、シェル１に電気的に接続
される。尚、棒状抵抗器２の入力側電極３は絶縁物６に
よってシェル１に機械的に固定される。When the terminal electrode 4 is inserted into the non-through hole 7 when the rod-shaped resistor 2 is housed in the shell 1, the spring portions 5a and 5b enclosing the terminal electrode 4 are pressed against the inner wall of the non-through hole 7, respectively. To be done. Thereby, the terminal electrode 4 is mechanically fixed to the shell 1 and electrically connected to the shell 1. The input side electrode 3 of the rod-shaped resistor 2 is mechanically fixed to the shell 1 by an insulator 6.
【００１３】このように、シェル１内に未貫通穴７を設
け、終端側電極４の端部に取付けたバネ電極５のバネ部
５ａ，５ｂを未貫通穴７の側壁に圧接して終端側電極４
をシェル１に機械的に固定するとともに電気的に接続す
ることによって、広い温度範囲の環境下で使用するとき
に棒状抵抗器２の終端側接続部に機械的歪が生じても、
その機械的歪による応力がバネ電極５のバネ部５ａ，５
ｂで吸収されるので、信頼性の高い同軸終端抵抗器を得
ることができる。As described above, the non-through hole 7 is provided in the shell 1, and the spring portions 5a and 5b of the spring electrode 5 attached to the end portion of the terminal electrode 4 are pressed against the side wall of the non-through hole 7 to the end side. Electrode 4
By mechanically fixing and electrically connecting to the shell 1, even if mechanical distortion occurs in the terminal end side connection portion of the rod-shaped resistor 2 when used in an environment of a wide temperature range,
The stress due to the mechanical strain causes the spring portions 5a, 5 of the spring electrode 5 to
Since it is absorbed by b, a highly reliable coaxial termination resistor can be obtained.
【００１４】また、同軸終端抵抗器をアイソレータ等の
他デバイスに接続する際に棒状抵抗器２の軸方向に対し
て直角方向に力が加わっても、その力がバネ電極５のバ
ネ部５ａ，５ｂで吸収されるので、棒状抵抗器２が破損
することなく、信頼性の高い同軸終端抵抗器を得ること
ができる。Further, even when a force is applied in a direction perpendicular to the axial direction of the rod-shaped resistor 2 when connecting the coaxial termination resistor to another device such as an isolator, the force is applied to the spring portion 5a of the spring electrode 5, Since it is absorbed by 5b, it is possible to obtain a highly reliable coaxial termination resistor without damaging the rod-shaped resistor 2.
【００１５】[0015]
【発明の効果】以上説明したように本発明によれば、棒
状抵抗器の終端側電極を収納する未貫通穴をシェル内に
設け、この未貫通穴の側壁に終端側電極の端部に取付け
た導電性の弾性部材を圧接することによって、広い温度
範囲で使用するときや他デバイスとの接続時における信
頼性の低下を防止することができるという効果がある。As described above, according to the present invention, a non-through hole for accommodating the terminal electrode of the rod-shaped resistor is provided in the shell, and the side wall of the non-through hole is attached to the end portion of the terminal electrode. By pressing the conductive elastic member under pressure, it is possible to prevent a decrease in reliability when used in a wide temperature range or when connected to another device.
【図１】本発明の一実施例の縦断面図である。FIG. 1 is a vertical sectional view of an embodiment of the present invention.
【図２】図１の棒状抵抗器の拡大図である。FIG. 2 is an enlarged view of the rod-shaped resistor of FIG.
【図３】従来例の縦断面図である。FIG. 3 is a vertical sectional view of a conventional example.
１ シェル ２ 棒状抵抗器 ３ 入力側電極 ４ 終端側電極 ５ バネ電極 ５ａ，５ｂ バネ部 ６ 絶縁物 1 Shell 2 Rod Resistor 3 Input Electrode 4 Terminal Electrode 5 Spring Electrodes 5a, 5b Spring 6 Insulator
Claims (1)
抵抗器であって、シェル内に設けられ、前記棒状抵抗器
の終端側電極を収納する未貫通穴と、前記終端側電極の
端部に取付けられ、前記未貫通穴の側壁に圧接される導
電性の弾性部材とを有することを特徴する同軸終端抵抗
器。1. A coaxial terminating resistor having a rod-shaped resistor in a shell, which is provided in the shell and has a non-through hole for accommodating a terminal-side electrode of the rod-shaped resistor and an end portion of the terminal-side electrode. And a conductive elastic member which is attached to the side wall of the unpenetrated hole and is pressed against the side wall of the unpenetrated hole.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP11795893A JPH06310310A (en) | 1993-04-21 | 1993-04-21 | Coaxial terminating resistor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP11795893A JPH06310310A (en) | 1993-04-21 | 1993-04-21 | Coaxial terminating resistor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH06310310A true JPH06310310A (en) | 1994-11-04 |
Family
ID=14724463
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP11795893A Pending JPH06310310A (en) | 1993-04-21 | 1993-04-21 | Coaxial terminating resistor |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH06310310A (en) |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS61232702A (en) * | 1985-04-08 | 1986-10-17 | Tokyo Keiki Co Ltd | Terminal resistor for microwave coaxial type line |
-
1993
- 1993-04-21 JP JP11795893A patent/JPH06310310A/en active Pending
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS61232702A (en) * | 1985-04-08 | 1986-10-17 | Tokyo Keiki Co Ltd | Terminal resistor for microwave coaxial type line |
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