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JP6031786B2 - Pointer-type instrument device - Google Patents

Pointer-type instrument device Download PDF

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Publication number
JP6031786B2
JP6031786B2 JP2012062910A JP2012062910A JP6031786B2 JP 6031786 B2 JP6031786 B2 JP 6031786B2 JP 2012062910 A JP2012062910 A JP 2012062910A JP 2012062910 A JP2012062910 A JP 2012062910A JP 6031786 B2 JP6031786 B2 JP 6031786B2
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Prior art keywords
pointer
light
light emitting
illumination
emitting element
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JP2013195247A (en
Inventor
光 平岩
光 平岩
青野　賢司
賢司 青野
雅基 加藤
雅基 加藤
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Nippon Seiki Co Ltd
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Nippon Seiki Co Ltd
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    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60K—ARRANGEMENT OR MOUNTING OF PROPULSION UNITS OR OF TRANSMISSIONS IN VEHICLES; ARRANGEMENT OR MOUNTING OF PLURAL DIVERSE PRIME-MOVERS IN VEHICLES; AUXILIARY DRIVES FOR VEHICLES; INSTRUMENTATION OR DASHBOARDS FOR VEHICLES; ARRANGEMENTS IN CONNECTION WITH COOLING, AIR INTAKE, GAS EXHAUST OR FUEL SUPPLY OF PROPULSION UNITS IN VEHICLES
    • B60K2360/00—Indexing scheme associated with groups B60K35/00 or B60K37/00 relating to details of instruments or dashboards
    • B60K2360/60—Structural details of dashboards or instruments
    • B60K2360/68—Features of instruments
    • B60K2360/698—Pointers of combined instruments
    • B60K2360/6992—Light conducting pointers

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Description

本発明は、文字板を指示する指針の指示部が光輝する指針式計器装置に関するものである。   The present invention relates to a pointer-type instrument device in which a pointer indicating section indicating a dial is brilliant.

従来より、文字板の指標部を指示する指針を備えた指針式計器装置が種々提案されており、例えば特許文献１に開示されている。斯かる指針式計器装置は、指針駆動部の回動軸に対し略直交方向に伸長する透光性材料からなる指示部と、回動軸を中心とすると共に指示部と接続される指針基部と、この指針基部を覆う遮光性材料からなる遮光体と、この遮光体の周囲から露出するとともに指針基部に形成された発光部から構成されている。   Conventionally, various pointer-type instrument devices having pointers for indicating an indicator portion of a dial have been proposed, and are disclosed in, for example, Patent Document 1. Such a pointer-type instrument device includes an indicator portion made of a translucent material that extends in a direction substantially orthogonal to the rotation axis of the pointer drive portion, and a pointer base portion that is centered on the rotation axis and connected to the indicator portion. The light-shielding body is made of a light-shielding material that covers the pointer base, and the light-emitting portion is exposed from the periphery of the light-shielding body and formed on the pointer base.

特開２００３−４２８１６号公報JP 2003-42816 A

しかしながら、前述した指針式計器装置は、指示部と発光部とを個別に点灯することができないという問題を有していた。また、指示部と発光部とが同色発光であるため、デザイン性，装飾性が低く、更なる改良の余地を有していた。
本発明は、この問題に鑑みなされたものであり、装飾性が高い指針式計器装置を提供するものである。 However, the above-described pointer-type instrument device has a problem in that the indication unit and the light emitting unit cannot be individually lit. In addition, since the indicating portion and the light emitting portion emit light of the same color, the design and decoration are low and there is room for further improvement.
The present invention has been made in view of this problem, and provides a pointer-type instrument device having high decorativeness.

本発明は、表示板１０と、前記表示板１０を指示する指示部２１を有する指針２０と、前記指針２０を回動させる指針駆動部３０と、前記指示部２１を光輝させる第一の照明光を発する第一の発光素子４１と、第二の照明光を発する第二の発光素子４２と、を備え、前記指針２０は、前記第一の発光素子４１が発した前記第一の照明光を反射させる反射面２１ｂと、前記反射面２１ｂが視認されないように前記反射面２１ｂを隠す指針キャップ２２と、第二の発光素子４２が発した第二の照明光を前記指針キャップ２２の前面側に導く導光部２３と、前記指示部２１と前記導光部２３の間に配設された遮光部２７と、を有するものである。 The present invention relates to a display board 10, a pointer 20 having an instruction section 21 for indicating the display board 10, a pointer driving section 30 for rotating the pointer 20, and a first illumination light for illuminating the instruction section 21. A first light emitting element 41 that emits light and a second light emitting element that emits second illumination light, and the pointer 20 emits the first illumination light emitted from the first light emitting element 41. The reflecting surface 21b to be reflected, the pointer cap 22 that hides the reflecting surface 21b so that the reflecting surface 21b is not visually recognized, and the second illumination light emitted by the second light emitting element 42 are directed to the front side of the pointer cap 22. The light guide part 23 to guide and the light-shielding part 27 disposed between the instruction part 21 and the light guide part 23 are provided.

また、本発明は、前記導光部２３は、前記第二の照明光を前記指針キャップ２２の前面側に反射させる第二の反射面２３ｃを有するものである。   Further, according to the present invention, the light guide portion 23 has a second reflection surface 23 c that reflects the second illumination light to the front side of the pointer cap 22.

また、本発明は、前記第一の発光素子４１が発する前記第一の照明光は第一の照明色を有すると共に、前記第二の発光素子４２が発する前記第二の照明光は、前記第一の照明色とは異なる第二の照明色を有するものである。   In the present invention, the first illumination light emitted from the first light emitting element 41 has a first illumination color, and the second illumination light emitted from the second light emitting element 42 is the first illumination light. It has a second illumination color different from the one illumination color.

また、本発明は、前記表示板１０を透過照明する第三の発光素子４３を備えたものである。   In addition, the present invention includes a third light emitting element 43 that transmits and illuminates the display panel 10.

指針の指示部を光輝させる第一の発光素子と、指針キャップの前面を照明する第二の発光素子とを設けたことにより、指針の指示部と、指針キャップの前面とを個別に照明することができる。   By providing the first light emitting element that shines the pointer indicating part and the second light emitting element that illuminates the front face of the pointer cap, the pointer indicating part and the front face of the pointer cap are individually illuminated. Can do.

本発明の実施形態を示す断面図。Sectional drawing which shows embodiment of this invention. 同上実施形態を示す断面図。Sectional drawing which shows embodiment same as the above. 同上実施形態を示す断面図。Sectional drawing which shows embodiment same as the above.

以下、添付図面に基づいて、本発明の一実施形態を説明する。指針式計器装置は、文字板（表示板）１０，指針２０，ステッピングモータ（指針駆動部）３０，回路基板４０，導光部材５０，ケース体６０，遮光リング８０等を備えている。   Hereinafter, an embodiment of the present invention will be described with reference to the accompanying drawings. The pointer-type instrument device includes a dial plate (display plate) 10, a pointer 20, a stepping motor (pointer driving unit) 30, a circuit board 40, a light guide member 50, a case body 60, a light shielding ring 80, and the like.

文字板１０は、透光性樹脂からなる基材に透光性着色層，遮光層，光拡散層等を印刷することによって指標部を形成したものである。文字板１０の指標部は、指針２０の指示部２１によって指示される。指針２０は、各種の合成樹脂によって形成されており、ステッピングモータ３０によって回動される。回路基板４０は、平板状のガラスエポキシ系基材に配線パターンを形成した硬質プリント基板からなる。   The dial plate 10 has an indicator portion formed by printing a translucent colored layer, a light shielding layer, a light diffusion layer, or the like on a base material made of a translucent resin. The indicator part of the dial 10 is instructed by the instruction part 21 of the pointer 20. The pointer 20 is made of various synthetic resins and is rotated by a stepping motor 30. The circuit board 40 is composed of a hard printed board in which a wiring pattern is formed on a flat glass epoxy base material.

回路基板４０の前面には、発光ダイオード（第一の発光素子）４１，発光ダイオード（第二の発光素子）４２，発光ダイオード（第三の発光素子）４３が搭載されている。発光ダイオード４１は、トップビュー型のＬＥＤ（Light Emitting Diode）からなるものであり、赤色の照明光を発する。発光ダイオード４２は、トップビュー型のＬＥＤ（Light Emitting Diode）からなるものであり、緑色の照明光を発する。発光ダイオード４３は、トップビュー型のＬＥＤ（Light Emitting Diode）からなるものであり、白色の照明光を発して、文字板１０の指標部を透過照明する。   A light emitting diode (first light emitting element) 41, a light emitting diode (second light emitting element) 42, and a light emitting diode (third light emitting element) 43 are mounted on the front surface of the circuit board 40. The light emitting diode 41 is a top-view type LED (Light Emitting Diode), and emits red illumination light. The light emitting diode 42 is a top view type LED (Light Emitting Diode), and emits green illumination light. The light emitting diode 43 is a top-view type LED (Light Emitting Diode), emits white illumination light, and illuminates the indicator portion of the dial plate 10.

導光部材５０は、透光性樹脂からなるものであり、ステッピングモータ３０の回動軸３１が貫通する筒状になっている。導光部材５０は、受光面５１，出光面５２を有している。ケース体６０は、白色の樹脂からなるものであり、遮光部６１，６２，反射部６３，６４を有している。ケース体６０の遮光部６１は、発光ダイオード４１が発した照明光が導光部２３に入射することを防止すると共に、発光ダイオード４２が発した照明光が指針２０の受光面２１ａに入射することを防止している。ケース体６０の遮光部６２は、発光ダイオード４１が発した照明光が文字板１０の指標部に照射されることを防止すると共に、発光ダイオード４３が発した照明光が指針２０の受光面２１ａに入射することを防止している。   The light guide member 50 is made of a translucent resin and has a cylindrical shape through which the rotation shaft 31 of the stepping motor 30 passes. The light guide member 50 has a light receiving surface 51 and a light exit surface 52. The case body 60 is made of a white resin and includes light shielding portions 61 and 62 and reflection portions 63 and 64. The light shielding portion 61 of the case body 60 prevents the illumination light emitted from the light emitting diode 41 from entering the light guide portion 23, and allows the illumination light emitted from the light emitting diode 42 to enter the light receiving surface 21 a of the pointer 20. Is preventing. The light shielding portion 62 of the case body 60 prevents the illumination light emitted from the light emitting diode 41 from being applied to the indicator portion of the dial plate 10, and the illumination light emitted from the light emitting diode 43 to the light receiving surface 21 a of the pointer 20. Prevents incidence.

ケース体６０の反射部６３は、発光ダイオード４３が発した照明光を反射部６４に反射させる。ケース体６０の反射部６４は、反射部６３で反射された照明光を更に反射させて、文字板１０の指標部に照射する。遮光リング８０は、不透明な樹脂からなるものであり、文字板１０の孔部１１に装着され、発光ダイオード４１が発した照明光が、指針キャップ２２よりも外側に漏れることを防止している。   The reflector 63 of the case body 60 reflects the illumination light emitted from the light emitting diode 43 to the reflector 64. The reflection part 64 of the case body 60 further reflects the illumination light reflected by the reflection part 63 and irradiates the indicator part of the dial 10. The light shielding ring 80 is made of an opaque resin, and is attached to the hole 11 of the dial plate 10 to prevent the illumination light emitted from the light emitting diode 41 from leaking outside the pointer cap 22.

指針２０は、指示部２１，指針キャップ２２，導光部２３，隠蔽部２４，遮光部２７を有している。指針２０の指示部２１は、透光性樹脂からなるものであり、文字板１０の指標部を指示する。指針２０の指示部２１は、受光面２１ａ，反射面２１ｂを有している。指示部２１の下面には、反射層２８が形成されている。   The pointer 20 includes an instruction unit 21, a pointer cap 22, a light guide unit 23, a concealing unit 24, and a light shielding unit 27. The instruction part 21 of the pointer 20 is made of a translucent resin, and indicates an indicator part of the dial 10. The indicator 21 of the pointer 20 has a light receiving surface 21a and a reflecting surface 21b. A reflective layer 28 is formed on the lower surface of the instruction unit 21.

指針キャップ２２は、不透明な樹脂からなるものであり、指示部２１の受光面２１ａや反射面２１ｂが視認されないように覆っている。指針キャップ２２は反射部２２ａを有している。指針キャップ２２には貫通孔２２ｂが形成されており、この貫通孔２２ｂに導光部２３が挿通されている。   The pointer cap 22 is made of an opaque resin, and covers the light receiving surface 21a and the reflecting surface 21b of the pointing unit 21 so that they are not visually recognized. The pointer cap 22 has a reflecting portion 22a. A through hole 22b is formed in the pointer cap 22, and the light guide portion 23 is inserted into the through hole 22b.

指針２０の導光部２３は、透光性樹脂からなるものであり、受光面２３ｂ，反射面２３ｃを有している。指針２０の導光部２３は、孔部２３ａを有する筒状になっており、この孔部２３ａにステッピングモータ３０の回動軸３１が挿入されている。導光部２３の受光面２３ｂは、導光部材５０の出光面５２に対向している。導光部２３の反射面２３ｃは、円錐面になっており、指針キャップ２２から突出している。   The light guide 23 of the pointer 20 is made of a translucent resin and has a light receiving surface 23b and a reflecting surface 23c. The light guide portion 23 of the pointer 20 has a cylindrical shape having a hole portion 23a, and the rotation shaft 31 of the stepping motor 30 is inserted into the hole portion 23a. The light receiving surface 23 b of the light guide unit 23 faces the light output surface 52 of the light guide member 50. The reflection surface 23 c of the light guide 23 is a conical surface and protrudes from the pointer cap 22.

指針２０の隠蔽部２４は、不透明な樹脂からなるものであり、断面Ｔ字状になっている。隠蔽部２４は、導光部２３の孔部２３ａに挿入されている。隠蔽部２４は正面視で円形になっており、導光部２３の反射面２３ｃが視認されないように隠蔽している。   The concealing portion 24 of the pointer 20 is made of an opaque resin and has a T-shaped cross section. The concealing part 24 is inserted into the hole part 23 a of the light guide part 23. The concealing part 24 has a circular shape when viewed from the front, and conceals the reflecting surface 23c of the light guide part 23 so as not to be visually recognized.

指針２０の遮光部２７は、白色の樹脂からなるものであり、略円筒形になっている。指針２０の遮光部２７は、導光部２３の周囲で且つ指針キャップ２２の下側に配置されている。指針２０の遮光部２７は、導光部２３と指示部２１との間に配設され、導光部２３から指示部２１に発光ダイオード４２の照明光が漏れることを防止すると共に、指示部２１から導光部２３に発光ダイオード４１の照明光が漏れることを防止している。   The light shielding portion 27 of the pointer 20 is made of a white resin and has a substantially cylindrical shape. The light shielding portion 27 of the pointer 20 is disposed around the light guide portion 23 and below the pointer cap 22. The light shielding unit 27 of the pointer 20 is disposed between the light guide unit 23 and the instruction unit 21, and prevents the illumination light of the light emitting diode 42 from leaking from the light guide unit 23 to the instruction unit 21. Thus, the illumination light of the light emitting diode 41 is prevented from leaking to the light guide portion 23.

発光ダイオード４１が発した照明光は、指示部２１の受光面２１ａから入射し、反射面２１ｂで指示部２１の先端側に反射される。発光ダイオード４２が発した照明光は、導光部材５０の受光面５１から入射し、出光面５２から出射する。そして、導光部材５０の出光面５２から出射した照明光は、導光部２３の受光面２３ｂから入射し、反射面２３ｃにより反射されて、反射部２２ａに照射される。   The illumination light emitted from the light emitting diode 41 is incident from the light receiving surface 21a of the indicating unit 21 and is reflected by the reflecting surface 21b toward the front end side of the indicating unit 21. The illumination light emitted from the light emitting diode 42 enters from the light receiving surface 51 of the light guide member 50 and exits from the light exit surface 52. And the illumination light radiate | emitted from the light emission surface 52 of the light guide member 50 injects from the light-receiving surface 23b of the light guide part 23, is reflected by the reflective surface 23c, and is irradiated to the reflection part 22a.

本実施形態によれば、指針２０の指示部２１を赤色で照明すると共に、指針キャップ２２の前面を緑色に照明することができ、指針式計器装置が斬新な見栄えになる。なお、本発明は、本実施形態に限定されるものではなく、種々の変形が可能である。例えば、指針２０の隠蔽部２４は必ずしも必要ではなく、導光部２３が視認されても良い。また、発光ダイオード４１，４２，４３の発光色は任意である。   According to the present embodiment, the indicator portion 21 of the pointer 20 can be illuminated in red, and the front surface of the pointer cap 22 can be illuminated in green, so that the pointer-type instrument device has a novel appearance. In addition, this invention is not limited to this embodiment, A various deformation | transformation is possible. For example, the concealing part 24 of the pointer 20 is not always necessary, and the light guide part 23 may be visually recognized. Moreover, the light emission colors of the light emitting diodes 41, 42, and 43 are arbitrary.

１０ 文字板（表示板）
２０ 指針
２１ 指示部
２１ｂ 反射面
２２ 指針キャップ
２３ 導光部
２３ｃ 反射面（第二の反射面）
２７ 遮光部
３０ ステッピングモータ（指針駆動部）
４１ 発光ダイオード（第一の発光素子）
４２ 発光ダイオード（第二の発光素子）
４３ 発光ダイオード（第三の発光素子）
10 Dial (Display board)
20 Pointer 21 Pointer 21b Reflective surface 22 Pointer cap 23 Light guide 23c Reflective surface (second reflective surface)
27 Light-shielding part 30 Stepping motor (pointer drive part)
41 Light emitting diode (first light emitting element)
42 Light emitting diode (second light emitting element)
43 Light-emitting diode (third light-emitting element)

Claims (4)

表示板と、前記表示板を指示する指示部を有する指針と、前記指針を回動させる指針駆動部と、前記指示部を光輝させる第一の照明光を発する第一の発光素子と、第二の照明光を発する第二の発光素子と、を備え、
前記指針は、前記第一の発光素子が発した前記第一の照明光を反射させる反射面と、前記反射面が視認されないように前記反射面を隠す指針キャップと、前記第二の発光素子が発した前記第二の照明光を前記指針キャップの前面側に導く導光部と、前記指示部と前記導光部の間に配設された遮光部と、を有することを特徴とする指針式計器装置。 A display board, a pointer having an instruction section for instructing the display board, a pointer driving section for rotating the pointer, a first light emitting element for emitting first illumination light for illuminating the instruction section, and a second A second light emitting element that emits the illumination light of
The pointer includes a reflective surface for reflecting the first beam of illumination light to the first light emitting element is emitted, a pointer cap hiding the reflecting surface as the reflecting surface is not visually recognized, the second light emitting element hand type, characterized in that it comprises a light guide portion for guiding the second illumination light emitted to the front side of the pointer cap, and a light shielding portion disposed between the light guide and the instruction unit Instrument device. 前記導光部は、前記第二の照明光を前記指針キャップの前面側に反射させる第二の反射面を有することを特徴とする請求項１に記載の指針式計器装置。   2. The pointer-type instrument device according to claim 1, wherein the light guide unit includes a second reflection surface that reflects the second illumination light to a front side of the pointer cap. 前記第一の発光素子が発する前記第一の照明光は第一の照明色を有すると共に、前記第二の発光素子が発する前記第二の照明光は、前記第一の照明色とは異なる第二の照明色を有することを特徴とする請求項１に記載の指針式計器装置。   The first illumination light emitted from the first light emitting element has a first illumination color, and the second illumination light emitted from the second light emitting element is different from the first illumination color. The pointer-type instrument device according to claim 1, wherein the pointer-type instrument device has two illumination colors. 前記表示板を透過照明する第三の発光素子を備えたことを特徴とする請求項１に記載の指針式計器装置。   The pointer-type instrument device according to claim 1, further comprising a third light emitting element that transmits and illuminates the display panel.
JP2012062910A 2012-03-20 2012-03-20 Pointer-type instrument device Expired - Fee Related JP6031786B2 (en)

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JP2013195247A JP2013195247A (en) 2013-09-30
JP6031786B2 true JP6031786B2 (en) 2016-11-24

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JP6355967B2 (en) 2014-05-19 2018-07-11 矢崎総業株式会社 Liquid crystal display device and vehicle instrument
JP2017207306A (en) * 2016-05-16 2017-11-24 株式会社デンソー Pointer instrument

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JP4175308B2 (en) * 2004-08-26 2008-11-05 株式会社デンソー Vehicle indicator instrument
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JP2008039620A (en) * 2006-08-08 2008-02-21 Nippon Seiki Co Ltd Pointer for measuring instrument
US7404374B2 (en) * 2006-11-07 2008-07-29 Denso International America, Inc. Gauge pointer and light guide structure
JP5045403B2 (en) * 2007-12-04 2012-10-10 株式会社デンソー Pointer instrument
US8225736B2 (en) * 2009-01-27 2012-07-24 Denso International America, Inc. Hub glow pointer

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