WO2010041616A1 - 端子接続構造および回転型センサ - Google Patents
端子接続構造および回転型センサ Download PDFInfo
- Publication number
- WO2010041616A1 WO2010041616A1 PCT/JP2009/067319 JP2009067319W WO2010041616A1 WO 2010041616 A1 WO2010041616 A1 WO 2010041616A1 JP 2009067319 W JP2009067319 W JP 2009067319W WO 2010041616 A1 WO2010041616 A1 WO 2010041616A1
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- terminal
- insulating substrate
- clip
- output terminal
- connection structure
- Prior art date
Links
Images
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01D—MEASURING NOT SPECIALLY ADAPTED FOR A SPECIFIC VARIABLE; ARRANGEMENTS FOR MEASURING TWO OR MORE VARIABLES NOT COVERED IN A SINGLE OTHER SUBCLASS; TARIFF METERING APPARATUS; MEASURING OR TESTING NOT OTHERWISE PROVIDED FOR
- G01D5/00—Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable
- G01D5/12—Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable using electric or magnetic means
- G01D5/244—Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable using electric or magnetic means influencing characteristics of pulses or pulse trains; generating pulses or pulse trains
- G01D5/24428—Error prevention
- G01D5/24433—Error prevention by mechanical means
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01D—MEASURING NOT SPECIALLY ADAPTED FOR A SPECIFIC VARIABLE; ARRANGEMENTS FOR MEASURING TWO OR MORE VARIABLES NOT COVERED IN A SINGLE OTHER SUBCLASS; TARIFF METERING APPARATUS; MEASURING OR TESTING NOT OTHERWISE PROVIDED FOR
- G01D5/00—Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable
- G01D5/12—Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable using electric or magnetic means
- G01D5/14—Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable using electric or magnetic means influencing the magnitude of a current or voltage
- G01D5/16—Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable using electric or magnetic means influencing the magnitude of a current or voltage by varying resistance
- G01D5/165—Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable using electric or magnetic means influencing the magnitude of a current or voltage by varying resistance by relative movement of a point of contact or actuation and a resistive track
Definitions
- a terminal connection structure for connecting an output terminal and an insulating substrate one in which one end of a connection terminal formed of a metal plate is crimped to the insulating substrate and the other end is soldered to the output terminal is known (See, for example, Patent Document 1).
- a deep drawn cylindrical portion is formed at one end of the connection terminal by deep drawing, and the deep drawn cylindrical portion is inserted into a hole formed in the insulating substrate and caulked, and this is disposed in the housing After installation, the output terminal and the insulating substrate are connected by soldering the other end of the connection terminal and the output terminal provided in the housing.
- connection terminal in the terminal connection structure described in Patent Document 1, one end portion of the connection terminal is fixed to the insulating substrate by caulking, and the other end portion is fixed to the output terminal by soldering. There is a problem that the cost is high. In addition, since the soldered part is deteriorated due to environmental change such as temperature change, there is a problem that a stable connection can not be obtained for a long time.
- the present invention has been made in view of these points, and aims to provide a terminal connection structure and a rotary sensor capable of achieving long-term stability while improving assembling workability and reducing manufacturing cost. I assume.
- the terminal connection structure of the present invention includes a housing having an attachment groove, an output terminal provided in the housing, an insulating substrate provided in the housing and a detection pattern, and the mounting.
- a connection terminal attached to the groove and electrically connecting the output terminal and the insulating substrate, wherein the connection terminal is configured to have a pair of elastic pieces spaced apart and disposed opposite to each other.
- a clip portion connected to an insertion portion inserted into the groove and an end portion on the opposite side of the insertion end of one elastic piece of the insertion portion to elastically hold the insulating substrate and contact the detection pattern, and the insertion portion And a resilient contact portion resiliently contacting the output terminal when the insertion portion is inserted into the attachment groove.
- connection terminal is easily attached to the housing by inserting the insertion portion into the attachment groove.
- the insulating substrate is elastically held by the clip portion
- the output terminal is elastically contacted by the elastic contact portion
- the connection terminal is electrically connected to the insulating substrate and the output terminal. Therefore, as compared with the configuration in which the connection terminal is connected to the insulating substrate and the output terminal by caulking, soldering or the like, the assembling operation is facilitated, and the manufacturing cost can be reduced.
- the connection terminal is connected to the insulating substrate and the output terminal by elastic contact, deterioration due to environmental changes such as temperature change is small, and long-term stability can be achieved.
- the output terminal is disposed in the housing such that a contact surface with the elastic contact portion is exposed from an inner wall of the attachment groove, and the contact surface is the inner wall And a recessed position with respect to the surface of the inner wall.
- the insulating substrate has a substrate side guide portion for guiding the clip portion to a clip position, and the connection terminal clips the clip portion together with the substrate side guide portion. It is characterized by having a terminal side guide part which guides to a position.
- the clip portion is guided to the clip position by the substrate side guide portion and the terminal side guide portion, so that the clip portion can elastically hold an appropriate position on the insulating substrate.
- the board side guide portion includes a first guide surface for positioning in the left-right direction with respect to the clip position, and a second guide for alignment in the front-rear direction with respect to the clip position.
- the terminal side guide portion is formed along the first guide surface, and the clip portion is configured such that the terminal side guide portion extends along the first guide surface. It is characterized in that it is guided to the clip position by abutting on a guide surface.
- the rotary sensor of the present invention is characterized by including the above-mentioned terminal connection structure.
- assembly workability can be improved to reduce the manufacturing cost, and long-term stability can be achieved.
- FIG. 1 It is a figure which shows embodiment of the terminal connection structure based on this invention, and is a top view of the rotation type sensor using a terminal connection structure. It is a figure which shows embodiment of the terminal connection structure which concerns on this invention, and is sectional drawing in alignment with the AA of FIG. It is a figure which shows embodiment of the terminal connection structure which concerns on this invention, and is a perspective view of a connection terminal. It is a figure which shows embodiment of the terminal connection structure which concerns on this invention, and is an upper surface schematic diagram of an insulated substrate. It is a figure showing an embodiment of a terminal connection structure concerning the present invention, and is an exploded perspective view of a rotation type sensor.
- the rotary sensor 1 has a case 3 as a housing, and the case 3 is connected to the insulating substrate 4 on which a detection pattern is formed and the insulating substrate 4.
- the three connection terminals 5 are disposed.
- a rotating body which is fitted to a rotary shaft interlocking with a detection target and detects the rotation angle together with the insulating substrate 4, and the insulating substrate of case 3
- the case cover for closing the opening 7 on the 4 side is omitted and described.
- a plurality of guide convex portions 21 are formed so as to protrude from the inner circumferential surface at predetermined intervals in the circumferential direction, and the insulating substrate 4 is placed on the mounting surface 22 by the plurality of guide convex portions 21.
- three mounting grooves 23 for mounting three connection terminals 5 are formed in the terminal housing portion 17, and the three mounting grooves 23 are arranged parallel to the width direction of the cylindrical portion 12 and located at the center The mounting grooves 23 are positioned closer to the cylindrical portion 12 than the remaining two mounting grooves 23 positioned on both sides.
- a fixing hole 18 is formed in the fixing portion 13, and a fastening member is inserted into the fixing hole 18 to fix the rotary sensor 1 to a predetermined portion of the vehicle.
- the insulating substrate 4 is composed of a substantially disc-like disc portion 31 and a projecting plate portion 32 connected to the disc portion 31 and projecting toward the connection terminal 5 side. Further, on the lower surface of the insulating substrate 4 on the opposite side to the opening 7 side of the case 3, a detection pattern including a resistor pattern and a current collector pattern (not shown) is formed. The detection pattern can be in sliding contact with a slider provided on a rotating body (not shown), and the rotational angle of the detection target is detected by the sliding contact between the detection pattern and the slider.
- connection terminal 5 is formed by bending a strip-like metal plate having a spring property such as phosphor bronze, and the U-shaped insertion portion 35 to be inserted into the attachment groove 23; It has an elastic contact portion 36 connected to one end of the insertion portion 35 and elastically contacting the exposed surface 29 of the output terminal 26, and a clip portion 37 connected to the other end of the insertion portion 35 and elastically holding the insulating substrate 4 .
- the insertion portion 35 has a contact side plate portion 41 connected to the elastic contact portion 36 and a clip side plate portion 42 connected to the clip portion 37, and is configured by connecting the contact side plate portion 41 and the clip side plate portion 42 to face each other. ing.
- the contact side plate portion 41 extends along the inner wall of the mounting groove 23, and is cut into two branches extending from the middle position in the extension direction to the elastic contact portion 36.
- the clip side plate portion 42 extends so as to face the contact side plate portion 41, and the middle portion in the width direction is cut and raised along the extending direction.
- the cut and raised piece of the clip side plate portion 42 constitutes a lower holding portion 47 of the clip portion 37 described later.
- the elastic contact portion 36 is in elastic contact with the exposed surface 29 of the output terminal 26, and is constituted by a pair of contact portions 44 respectively connected to the contact side plate portion 41 which is notched at the fork.
- the pair of contact portions 44 is formed to be curved toward the output terminal 26 side, and a frictional force between the inner wall of the mounting groove 23 and the exposed surface 29 of the output terminal 26 when the insertion portion 35 is inserted into the mounting groove 23 To reduce. Further, since the elastic contact portion 36 is in double contact with the exposed surface 29 of the output terminal 26 by the pair of contact portions 44, the reliability of the contact with the output terminal 26 is improved.
- the clip portion 37 elastically holds the insulating substrate 4 in the vertical direction, and the upper holding portion 46 elastically contacting the upper surface on the opening 7 side of the insulating substrate 4 and the lower surface on which the detection pattern of the insulating substrate 4 is formed. And a lower holding portion 47 in elastic contact with the lower holding portion 47.
- the upper holding portion 46 is bent at a right angle to the clip side plate portion 42, and the lower holding portion 47 is cut and raised at an angle which narrows the distance from the upper holding portion 46 toward the tip end side. It is done. Further, the tip end portions of the upper sandwiching portion 46 and the lower sandwiching portion 47 are bent in opposite directions with respect to the contact direction, and the insulating substrate 4 is easily pinched in the clip portion 37 from the side.
- the protruding plate portion 32 is formed to protrude from the disk portion 31, and three mounting convex portions 51 for attaching the connection terminals 5 are arranged in the width direction perpendicular to the protruding direction. There is. Of the three attachment protrusions 51, the attachment protrusion 51 located at the center in the width direction is formed to protrude outward beyond the remaining two attachment protrusions 51 located on both sides.
- Each mounting convex portion 51 is formed in a convex shape in a top view, and a first guide surface 52 extending in the projecting direction and a second guide extending in the width direction perpendicular to the first guiding surface 52 And a face 53.
- the clip portion 37 clamps the first guide surface 52 from the left and right by the pair of guide pieces 38, and causes the pair of guide pieces 38 to abut on the second guide surface 53 along the first guide surface 52. By pushing in, it is guided to an appropriate clip position on the insulating substrate 4. At this time, each clip portion 37 elastically clamps the mounting convex portion 51 in a state in which the lateral deflection with respect to the pushing direction is restricted by the pair of guide pieces 38 and the first guide surface 52.
- connection terminals 5 are attached to the insulating substrate 4 by pushing the clip portions 37 of the three connection terminals 5 from the side with respect to the attachment convex portion 51 of the insulating substrate 4. At this time, the swing of the three connection terminals 5 with respect to the insulating substrate 4 in the vertical and horizontal directions is restricted.
- the insulating substrate 4 is positioned with respect to the substrate accommodation portion 16 of the case 3.
- the positions of the attachment groove 23 and the substrate accommodation portion 16 so that the insulating substrate 4 is positioned with respect to the substrate accommodation portion 16 by alignment of the connection terminals 5 with respect to the attachment grooves 23. The relationship is designed.
- the insertion portion 35 is further inserted toward the bottom of the attachment groove 23, the insulating substrate 4 is inserted into the substrate accommodation portion 16 in a positioned state. At this time, the insertion portion 35 is inserted while being bent inward by receiving a reaction force from the inner wall of the mounting groove 23 acting on the elastic contact portion 36, and the pair of contact portions 44 of the elastic contact portion 36 As it is inserted, it comes close to the exposed surface 29 of the output terminal 26 while in sliding contact with the inner wall of the mounting groove 23.
- the pair of contact portions 44 of the elastic contact portion 36 reach the exposed surface 29 of the output terminal 26, and the insulating substrate 4 is mounted on the substrate accommodation portion 16.
- the mounting surface 22 is placed.
- the elastic contact portion 36 smoothly exposes the output terminal 26 without being caught by the edge of the output terminal 26.
- the plane 29 is reached.
- the insulating substrate 4 and the output terminal 26 are electrically connected via the connection terminal 5.
- connection terminal 5 is easily attached to the case 3 by inserting the insertion portion 35 into the attachment groove 23.
- the insulating substrate 4 is elastically held by the clip portion 37
- the output terminal 26 is elastically contacted by the elastic contact portion 36
- the connection terminal 5 is electrically connected to the insulating substrate 4 and the output terminal 26. Therefore, as compared with a configuration in which the connection terminal 5 is connected to the insulating substrate 4 and the output terminal 26 by caulking, soldering or the like, the assembling operation is facilitated, and the manufacturing cost can be reduced. Further, since the connection terminal 5 is connected to the insulating substrate 4 and the output terminal 26 by elastic contact, deterioration due to environmental changes such as temperature change is small, and long-term stability can be achieved.
- the elastic contact portion 36 is not scraped off the edge of the output terminal 26 when the connection terminal 5 is attached. , Damage to the connection terminal 5 can be prevented. Therefore, since metal powder does not generate
- the exposed surface 29 of the output terminal 26 is formed flush with the surface of the inner wall of the mounting groove 23.
- the exposed surface 29 may be exposed at a position recessed from the surface of the inner wall. . Even with such a configuration, damage to the connection terminal 5 can be prevented, and the generation of metal powder can be suppressed.
- the clip portion 37 is guided to an appropriate clip position on the insulating substrate 4 by the guide piece 38 and the mounting convex portion 51.
- the configuration is not limited to this configuration as long as it can be guided to any clip position.
- the guide piece 38 may be guided along a groove formed in the insulating substrate 4 for guiding.
- the present invention has the effect of improving assembly workability and reducing manufacturing costs, and achieving long-term stability, and in particular, a terminal connection for connecting an output terminal and an insulating substrate. It is useful for the rotation type sensor provided with structure and terminal connection structure.
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Transmission And Conversion Of Sensor Element Output (AREA)
Abstract
Description
また、半田付けされた部分は、温度変化等の環境変化により劣化が進むため、長期間に亘り安定した接続が得られないという問題があった。
また、接続端子と絶縁基板および出力端子との間が、弾性接触により接続されているため、温度変化等の環境変化による劣化が少なく、長期安定性を図ることができる。
Claims (5)
- 取付溝が形成された筐体と、前記筐体に配設された出力端子と、前記筐体に配設され、検出パターンが形成された絶縁基板と、前記取付溝に取り付けられ、前記出力端子と前記絶縁基板とを電気的に接続する接続端子とを備え、
前記接続端子は、
離間して対向配置された一対の弾性片を有して構成され、前記取付溝に挿入される挿入部と、
前記挿入部の一方の弾性片の挿入端の反対側の端部に連なり、前記絶縁基板を弾性挟持して前記検出パターンに接触するクリップ部と、
前記挿入部の他方の弾性片の挿入端の反対側の端部に連なり、前記挿入部の前記取付溝への挿入により前記出力端子に弾性接触する弾性接触部とを有することを特徴とする端子接続構造。 - 前記出力端子は、前記弾性接触部との接触面が前記取付溝の内壁から露出するように前記筐体に配設され、
前記接触面は、前記内壁の表面と面一または前記内壁の表面よりも引っ込んだ位置にあることを特徴とする請求項1に記載の端子接続構造。 - 前記絶縁基板は、前記クリップ部をクリップ位置にガイドする基板側ガイド部を有し、
前記接続端子は、前記基板側ガイド部と共に、前記クリップ部をクリップ位置にガイドする端子側ガイド部を有することを特徴とする請求項1に記載の端子接続構造。 - 前記基板側ガイド部は、前記クリップ位置に対する左右方向の位置決め用の第1のガイド面と、前記クリップ位置に対する前後方向の位置合わせ用の第2のガイド面とを有し、
前記端子側ガイド部は、前記第1のガイド面に沿うように形成され、
前記クリップ部は、前記端子側ガイド部が前記第1のガイド面に沿って前記第2のガイド面に当接することにより前記クリップ位置にガイドされることを特徴とする請求項3に記載の端子接続構造。 - 請求項1ないし請求項4に記載の端子接続構造を備えたことを特徴とする回転型センサ。
Priority Applications (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN200980136169.7A CN102160136B (zh) | 2008-10-07 | 2009-10-05 | 端子连接结构及旋转型传感器 |
JP2010532895A JP5186006B2 (ja) | 2008-10-07 | 2009-10-05 | 端子接続構造および回転型センサ |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2008260356 | 2008-10-07 | ||
JP2008-260356 | 2008-10-07 |
Publications (1)
Publication Number | Publication Date |
---|---|
WO2010041616A1 true WO2010041616A1 (ja) | 2010-04-15 |
Family
ID=42100566
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PCT/JP2009/067319 WO2010041616A1 (ja) | 2008-10-07 | 2009-10-05 | 端子接続構造および回転型センサ |
Country Status (3)
Country | Link |
---|---|
JP (1) | JP5186006B2 (ja) |
CN (1) | CN102160136B (ja) |
WO (1) | WO2010041616A1 (ja) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2020174532A (ja) * | 2020-07-30 | 2020-10-22 | ミネベアミツミ株式会社 | 接続端子が電気的に接続されたロータリ型の抵抗式ポジションセンサー、回転装置及びその回転装置を備える空調システムを有する車両 |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2020049780A1 (ja) * | 2018-09-05 | 2020-03-12 | アルプスアルパイン株式会社 | センサ素子の取付構造、移動量検出装置及びその製造方法 |
Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH0199006U (ja) * | 1987-12-24 | 1989-07-03 | ||
JP2004356764A (ja) * | 2003-05-27 | 2004-12-16 | Matsushita Electric Works Ltd | マイクロホン用コネクタ |
Family Cites Families (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN1459812A (zh) * | 2002-05-20 | 2003-12-03 | 帝国通信工业株式会社 | 成型品内的金属端板向挠性基板的连接构造及其连接方法 |
-
2009
- 2009-10-05 JP JP2010532895A patent/JP5186006B2/ja active Active
- 2009-10-05 CN CN200980136169.7A patent/CN102160136B/zh active Active
- 2009-10-05 WO PCT/JP2009/067319 patent/WO2010041616A1/ja active Application Filing
Patent Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH0199006U (ja) * | 1987-12-24 | 1989-07-03 | ||
JP2004356764A (ja) * | 2003-05-27 | 2004-12-16 | Matsushita Electric Works Ltd | マイクロホン用コネクタ |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2020174532A (ja) * | 2020-07-30 | 2020-10-22 | ミネベアミツミ株式会社 | 接続端子が電気的に接続されたロータリ型の抵抗式ポジションセンサー、回転装置及びその回転装置を備える空調システムを有する車両 |
JP7132288B2 (ja) | 2020-07-30 | 2022-09-06 | ミネベアミツミ株式会社 | 接続端子が電気的に接続されたロータリ型の抵抗式ポジションセンサー、回転装置及びその回転装置を備える空調システムを有する車両 |
Also Published As
Publication number | Publication date |
---|---|
CN102160136A (zh) | 2011-08-17 |
JPWO2010041616A1 (ja) | 2012-03-08 |
CN102160136B (zh) | 2014-02-19 |
JP5186006B2 (ja) | 2013-04-17 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
KR100718787B1 (ko) | 액면검출장치 | |
JP5628715B2 (ja) | スイッチ装置 | |
US8535076B2 (en) | Electrical connector | |
WO2010041616A1 (ja) | 端子接続構造および回転型センサ | |
EP1420228B1 (en) | Rotary sensor | |
CN102792524A (zh) | 接触插头,包含该接触插头的驱动单元以及驱动单元的制造方法 | |
US6862926B2 (en) | Rotary sensor capable of high-precision detection of rotation angle transmitted from outside | |
JPH1090003A (ja) | 電気部品 | |
US20020056322A1 (en) | Rotary sensor | |
JP5230517B2 (ja) | 位置検出装置 | |
US20030227369A1 (en) | Rotary sensor with high reliability in contact between terminals and electrodes | |
JP2000314716A (ja) | 酸素センサ | |
JP5019044B2 (ja) | 液面検出装置 | |
WO1998024045A1 (en) | eMART CARD CONNECTOR | |
US20110244732A1 (en) | Electrical connector with well electrical connection performance | |
JP2010090769A (ja) | 軸支持構造および回転型センサ | |
KR101514720B1 (ko) | 인히비터 스위치 | |
JP2009259660A (ja) | スイッチユニット | |
JP5642953B2 (ja) | 液面レベル検出装置 | |
JP2002319329A (ja) | インヒビタースイッチ | |
JP4512478B2 (ja) | ケースの密閉構造 | |
JP2001343276A (ja) | 液面検出装置 | |
JP3981858B2 (ja) | 液面検出装置 | |
JP3147585U (ja) | 電気コネクタ | |
JP3442759B2 (ja) | ボール通過センサ |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
WWE | Wipo information: entry into national phase |
Ref document number: 200980136169.7 Country of ref document: CN |
|
121 | Ep: the epo has been informed by wipo that ep was designated in this application |
Ref document number: 09819150 Country of ref document: EP Kind code of ref document: A1 |
|
WWE | Wipo information: entry into national phase |
Ref document number: 2010532895 Country of ref document: JP |
|
NENP | Non-entry into the national phase |
Ref country code: DE |
|
122 | Ep: pct application non-entry in european phase |
Ref document number: 09819150 Country of ref document: EP Kind code of ref document: A1 |