JP2007315435A - Height adjusting device and projection type image display device - Google Patents

Height adjusting device and projection type image display device Download PDF

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JP2007315435A
JP2007315435A JP2006143158A JP2006143158A JP2007315435A JP 2007315435 A JP2007315435 A JP 2007315435A JP 2006143158 A JP2006143158 A JP 2006143158A JP 2006143158 A JP2006143158 A JP 2006143158A JP 2007315435 A JP2007315435 A JP 2007315435A
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case
male screw
leg
gear
height
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Kazufumi Tawara
和史 俵
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Sharp Corp
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Sharp Corp
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Abstract

<P>PROBLEM TO BE SOLVED: To provide a height adjusting device of favorable operability capable of finely adjusting the height of a supported body without lifting the supported body by a simple structure and adjusting a leg by largely moving the leg up and down by pushing an operation part backward, and a projection type image display device provided with the same. <P>SOLUTION: An adjuster is provided with the leg 5, a first case 6 mounted to a main body of the projection type image display device, a second case 7 provided in of the first case 6, the operation part 8 including a rotary plate 81 and a cover 9 including a flat spring 92. A male screw 10 is screwed in a female screw of the leg 5. The rotation of the rotary plate 81 is transmitted via a gear 83 or the like and the male screw 10 is rotated, the leg 5 is thereby moved up and down in a state that a slide plate slides in a slide hole 62a of the first case 6 by the rotation of the male screw 10. <P>COPYRIGHT: (C)2008,JPO&INPIT

Description

本発明は、投射型画像表示装置等の電子機器の高さを調節する高さ調整装置、及び該高さ調整装置を備える投射型画像表示装置に関する。   The present invention relates to a height adjustment device that adjusts the height of an electronic device such as a projection image display device, and a projection image display device including the height adjustment device.

従来、投射型画像表示装置等の電子機器を床やテーブル等に配置する場合、電子機器が所定の姿勢を保持するために、電子機器の高さ及び傾きを調節することが多い。   Conventionally, when an electronic device such as a projection-type image display device is arranged on a floor or a table, the height and inclination of the electronic device are often adjusted so that the electronic device maintains a predetermined posture.

そこで、容易に電子機器の高さの調整を行なうことが出来るように、電子機器に、調整脚を有する高さ調整装置（アジャスタ）を設けたものが知られている。
特許文献１には、ケースの天面に設けられたアジャスタボタンの押下げ操作により底面から脚部が出没するアジャスタをケースの前方略中央部に備え、アジャスタボタンに親指を当てた場合に少なくとも親指以外の数本の指が掛かる指当部を備える投射型画像表示装置の発明が開示されている。この指当部に指を掛けることにより、投射型画像表示装置を片手で安定して把持した状態で、確実にケースの高さ及び角度を調整することが出来る。 Thus, there is known an electronic device provided with a height adjusting device (adjuster) having adjustment legs so that the height of the electronic device can be easily adjusted.
Japanese Patent Application Laid-Open No. 2004-228561 includes an adjuster in which a leg portion protrudes from the bottom surface by a pressing operation of an adjuster button provided on the top surface of the case, and at least a thumb when the thumb is applied to the adjuster button. An invention of a projection-type image display device including a finger holding unit on which several fingers other than the above are applied is disclosed. By placing a finger on this finger holder, the height and angle of the case can be adjusted reliably while the projection type image display device is stably held with one hand.

特許文献２には、ピストン収容室を有する外装ケース、ピストン収容室に摺動自在に挿入されたピストン部とフット部とを有し、外周面の長さ方向に凹凸部を有する脚部、脚部を下方に付勢する弾性部材、凹凸部に係合する雌ねじを有し脚部に着脱自在なストッパ部、ストッパ部を脚部に当接する方向に付勢する弾性部材、及び上下動する操作レバーを備える投射型画像表示装置の発明が開示されている。   Patent Document 2 discloses an outer case having a piston housing chamber, a leg portion having a piston portion and a foot portion slidably inserted into the piston housing chamber, and having an uneven portion in the length direction of the outer peripheral surface. Elastic member for urging the portion downward, a stopper portion having a female screw that engages with the concavo-convex portion, a detachable stopper portion, an elastic member for urging the stopper portion in a direction to contact the leg portion, and an operation to move up and down An invention of a projection type image display device including a lever is disclosed.

特許文献３には、被支持体に取り付けられるケース体と、一端部がケース体に進退自在に設置され、他端の自由端部を接地させて被支持体を支持する支持部と、支持部の進退動作を規制するロック手段と、ロック手段のロック状態を維持するばねと、ロック手段のロック状態を解除する操作ボタンとを備え、支持部をケース体に対して進退させて支持部の自由端部と被支持体との距離を任意に設定可能とした投射型画像表示装置の発明が開示されている。
特開２００４−５４０３９号公報 特開２００４−５２９４３号公報 特開２００６−９８１２号公報 Patent Document 3 discloses a case body attached to a supported body, a support section in which one end portion is installed in the case body so as to freely advance and retreat, and a free end section on the other end is grounded to support the supported body; Lock means for restricting the forward / backward movement of the lock means, a spring for maintaining the lock state of the lock means, and an operation button for releasing the lock state of the lock means. An invention of a projection-type image display device that can arbitrarily set a distance between an end portion and a support is disclosed.
JP 2004-54039 A JP 2004-52943 A Japanese Patent Laid-Open No. 2006-9812

従来の投射型画像表示装置に適用される高さ調整装置としては、投射型画像表示装置のケースに取り付けられた取付部に、爪により脚部を係止させることで、脚部の長さを調整し、ケースの高さを調整するものがあった。しかし、この場合、爪の設置位置等により段階的にしか高さ調整を行うことが出来ないという問題があり、爪を外すとき等に、投射型画像表示装置を持ち上げる必要があり、ケースと脚部との間に指を挟むこともあり、操作性が悪いという問題があった。
また、ねじを回すことによって、脚部を取付部に対し昇降させるものもあり、この場合、脚部の長さを無段階に変えることが出来るが、ねじを回す量が多く、操作が煩雑であり、投射型画像表示装置を持ち上げる必要もあるという問題があった。
特許文献１乃至３の場合、脚部の長さを無段階で調整することが出来るが、微調整がしにくいという問題がある。 As a height adjustment device applied to a conventional projection type image display device, the length of the leg portion is adjusted by locking the leg portion with a nail to an attachment portion attached to the case of the projection type image display device. There was something to adjust and adjust the height of the case. However, in this case, there is a problem that the height can be adjusted only stepwise depending on the installation position of the nail, and it is necessary to lift the projection type image display device when removing the nail. There is a problem that the operability is poor because a finger may be pinched between the two parts.
In addition, there are some that raise and lower the leg part relative to the attachment part by turning the screw.In this case, the length of the leg part can be changed steplessly, but the amount of turning the screw is large and the operation is complicated. In addition, there is a problem that it is necessary to lift the projection type image display device.
In Patent Documents 1 to 3, the length of the leg can be adjusted steplessly, but there is a problem that fine adjustment is difficult.

本発明は、斯かる事情に鑑みてなされたものであり、内面に雌ねじが設けられた丸溝を有する脚部と、雌ねじに螺合される雄ねじを軸支した取付部と、雄ねじを歯車を介して回転させるための操作部と、雄ねじを雌ねじに押し付ける方向に付勢する弾性部材とを備えることにより、簡単な構成で、被支持体を持ち上げることなく、被支持体の高さを微調整することが出来、操作部を、雄ねじが雌ねじに螺合される側と反対側に押すことで、螺合が解除され、脚部を上下に大きく動かして調整することが出来、操作性が良好である高さ調整装置を提供することを目的とする。   The present invention has been made in view of such circumstances, and includes a leg portion having a round groove provided with an internal thread on an inner surface, an attachment portion that pivotally supports an external thread that is screwed into the internal thread, and an external thread that is a gear. The height of the supported body can be finely adjusted with a simple configuration without lifting the supported body, by providing an operating portion for rotating the support and an elastic member that urges the male screw in the direction of pressing the female screw. By pushing the operating part to the side opposite to the side where the male screw is screwed into the female screw, the screwing is released, and the leg can be moved up and down to make adjustments. An object of the present invention is to provide a height adjusting device.

また、本発明は、操作部が回転板を有し、脚部が、丸溝の幅方向の両端側に摺動板部を有しており、取付部が、内部を摺動板部が摺動する摺動孔を有する第１ケースと、雄ねじを軸支し、摺動孔に対向して配され、回転板が配される側と反対側の前記第１ケースの端部に、回転可能に軸支されている第２ケースとを有することにより、回転板を回転させることで、スムースに、脚部を動かすことが出来、回転板を後方へ押すことで、第２ケースが第１ケースに対して回転し、雄ねじの雌ねじへの螺合が容易に解除されて、脚部を取付部に対し大きく上下動させることが出来、回転板を押すのを止めることで、弾性部材により雄ねじが押し戻されて、確実に雌ねじに螺合され、脚部の取付部への固定が復帰する高さ調整装置を提供することを目的とする。   Further, according to the present invention, the operating portion has a rotating plate, the leg portion has a sliding plate portion on both ends in the width direction of the round groove, and the mounting portion slides inside the sliding plate portion. A first case having a sliding hole that moves, and a male screw that is pivotally supported, is arranged to face the sliding hole, and is rotatable at the end of the first case opposite to the side on which the rotating plate is arranged By having the second case pivotally supported on the base plate, the leg can be moved smoothly by rotating the rotating plate, and the second case can be moved to the first case by pushing the rotating plate backward. The male screw is easily released from the male screw and can be moved up and down with respect to the mounting portion. It is an object of the present invention to provide a height adjusting device that is pushed back and securely screwed into a female screw so that the fixing of the leg portion to the mounting portion is restored. To.

そして、本発明は、内面に雌ねじが設けられた丸溝を有する脚部と、雌ねじに螺合される雄ねじを軸支した取付部と、雄ねじを歯車を介して回転させるための操作部と、雄ねじを雌ねじに押し付ける方向に付勢する弾性部材とを有する高さ調整装置を備えることにより、簡単な構成で持ち上げることなく、高さ及び傾きを微調整することが出来、操作部を、後方に押すことで、螺合が解除され、脚部を上下に大きく動かして高さ及び傾きを大きく調整することが出来、操作性が良好である投射型画像表示装置を提供することを目的とする。   And, the present invention includes a leg portion having a round groove provided with an internal thread on the inner surface, an attachment portion that pivotally supports a male screw that is screwed to the internal thread, an operation portion that rotates the external screw via a gear, By providing a height adjusting device having an elastic member that urges the male screw in the direction of pressing the female screw, the height and inclination can be finely adjusted without lifting with a simple configuration, and the operation unit can be moved backward. It is an object of the present invention to provide a projection type image display device that is released by screwing, can move a leg part up and down and can be adjusted in height and inclination, and has good operability.

本発明に係る高さ調整装置は、被支持体に取付けられる取付部と、該取付部に対し摺動して前記被支持体から出没する脚部とを備え、前記脚部の出没を調整して前記被支持体の高さを調整する高さ調整装置において、前記脚部は、内面に雌ねじが設けられた丸溝を有し、前記取付部は、前記雌ねじに螺合される雄ねじを軸支しており、歯車を介して前記雄ねじを回転させるための操作部と、前記雄ねじを前記雌ねじに押し付ける方向に付勢する弾性部材とを備え、前記雄ねじが前記雌ねじに螺合され、回転することにより前記脚部が出没し、前記操作部を、前記弾性部材に抗して、前記雄ねじが前記雌ねじに螺合される側と反対側に押すことで、螺合が解除されるように構成されていることを特徴とする。   A height adjusting device according to the present invention includes an attachment portion attached to a supported body, and a leg portion that slides relative to the attachment portion and protrudes and retracts from the supported body, and adjusts the protrusion and depression of the leg portion. In the height adjusting device for adjusting the height of the supported body, the leg portion has a round groove having an internal thread provided on the inner surface, and the mounting portion is a male screw that is screwed into the internal thread. An operating portion for rotating the male screw via a gear; and an elastic member for biasing the male screw in a direction to press the male screw against the female screw. The male screw is screwed to the female screw and rotates. Thus, the leg portion is projected and retracted, and the operation portion is pressed against the elastic member against the side where the male screw is screwed with the female screw, so that the screwing is released. It is characterized by being.

本発明においては、雄ねじを雌ねじに螺合させ、回転させて、脚部が所要量昇降した時点で回転を止めることで、脚部の被支持体からの突出長を無段階に変えた上で脚部を取付部に固定することが出来、容易に、被支持体の高さ及び傾きを微調整することが可能である。
また、操作部を、雄ねじが雌ねじに螺合される側と反対側に押すことで、螺合が解除され、脚部を上下に大きく動かして調整することが出来、押すのを止めることで、雄ねじが雌ねじに螺合されて、脚部が取付部に固定される。
従って、２種類の調整を、被支持体を持ち上げることなく、容易に行うことが出来、被支持体の高さ及び傾きの調整時間を短縮することが出来、操作性が良好である。 In the present invention, the male screw is screwed into the female screw and rotated, and the rotation of the leg portion is stopped when the required amount of the leg portion is raised or lowered, thereby changing the protrusion length of the leg portion from the supported body steplessly. The leg portion can be fixed to the attachment portion, and the height and inclination of the supported body can be easily finely adjusted.
Also, by pushing the operation part to the side opposite to the side where the male screw is screwed to the female screw, the screwing is released, the leg can be moved up and down and adjusted, and by stopping pushing, The male screw is screwed into the female screw, and the leg portion is fixed to the attachment portion.
Therefore, the two types of adjustment can be easily performed without lifting the supported body, the adjustment time of the height and inclination of the supported body can be shortened, and the operability is good.

本発明に係る高さ調整装置は、前記操作部は、側面を回転させる回転板と、該回転板の中央部に突設された軸部と、該軸部に設けられた歯車とを有し、前記脚部は角柱状であり、前記丸溝の幅方向の両端側の側面が摺動板部として構成され、前記取付部は、内部を前記摺動板部が摺動する摺動孔を有する第１ケースと、前記雄ねじを軸支し、前記摺動孔に対向して配され、前記軸部を支持して前記歯車を含む複数の歯車を内蔵し、前記回転板が配される側と反対側の前記第１ケースの端部に、軸支されている第２ケースとを備えることを特徴とする。   In the height adjusting apparatus according to the present invention, the operation unit includes a rotating plate that rotates a side surface, a shaft portion that protrudes from a central portion of the rotating plate, and a gear that is provided on the shaft portion. The leg portion has a prismatic shape, and the side surfaces on both ends in the width direction of the round groove are configured as sliding plate portions, and the mounting portion has a sliding hole in which the sliding plate portion slides. A first case having a shaft and supporting the male screw, arranged opposite to the sliding hole, supporting the shaft portion, incorporating a plurality of gears including the gear, and a side on which the rotating plate is arranged And a second case supported on the end of the first case on the opposite side.

本発明においては、回転板の側面を指で回転させることで、スムースに、脚部を動かすことが出来る。
また、回転板を後方に押すことで、第２ケースが第１ケースに対して回転し、雄ねじの雌ねじへの螺合が容易に解除されて、脚部を取付部に対し大きく上下動させることが出来る。そして、回転板を押すのを止めることで、弾性部材により雄ねじが押し戻されて、確実に雌ねじに螺合され、脚部の取付部への固定が復帰する。 In the present invention, the leg portion can be smoothly moved by rotating the side surface of the rotating plate with a finger.
Also, by pushing the rotating plate rearward, the second case rotates with respect to the first case, and the male screw is easily released from the female screw, and the leg portion is greatly moved up and down with respect to the mounting portion. I can do it. Then, by stopping pressing the rotating plate, the male screw is pushed back by the elastic member, and is securely screwed into the female screw, and the fixing of the leg portion to the mounting portion is restored.

本発明に係る高さ調整装置は、前記弾性部材は、前記第２ケースの前記雄ねじが配される側と反対側に設けられた板ばねであることを特徴とする。   The height adjusting apparatus according to the present invention is characterized in that the elastic member is a leaf spring provided on the opposite side of the second case to the side on which the male screw is disposed.

本発明においては、簡単な構成で、雄ねじが雌ねじへ螺合されることによる脚部の取付部への固定、及び固定の解除を確実に行うことが出来る。   In the present invention, with a simple configuration, the fixing of the leg portion to the mounting portion and the release of the fixing can be reliably performed by screwing the male screw into the female screw.

本発明に係る高さ調整装置は、前記操作部はレバーを備え、該レバーにはラックが連設され、該レバーの上下動が該ラック及び該ラックに噛合されたピニオンを含む歯車を介して前記雄ねじに伝達され、前記脚部は角柱状であり、前記丸溝の幅方向の両端側の側面が摺動板部として構成され、前記取付部は、内部を前記摺動板部が摺動する摺動孔を有する第１ケースと、前記雄ねじを軸支し、前記摺動孔に対向して配され、前記歯車を内蔵し、前記レバーが配される側と反対側の前記第１ケースの端部に軸支されている第２ケースとを備えることを特徴とする。   In the height adjusting apparatus according to the present invention, the operation portion includes a lever, and a rack is connected to the lever, and the vertical movement of the lever is via a gear including the rack and a pinion meshed with the rack. Transmitted to the male screw, the leg portion is in the shape of a prism, the side surfaces on both ends in the width direction of the round groove are configured as sliding plate portions, and the mounting plate slides inside the sliding plate portion. A first case having a sliding hole, and a first case on the opposite side to the side on which the lever is arranged, the male screw being pivotally supported, arranged opposite to the sliding hole, incorporating the gear And a second case that is pivotally supported at the end of the second case.

本発明においては、操作部に作用させる力が小さくても、スムースに、大きく脚部を動かすことが出来る。
また、操作部を押すことで、第２ケースが第１ケースに対して回転し、雄ねじの雌ねじへの螺合が容易に解除されて、脚部を取付部に対し大きく上下動させることが出来る。そして、操作部を押すのを止めることで、弾性部材により雄ねじが押し戻されて、確実に雌ねじに螺合され、固定が復帰する。 In the present invention, even if the force applied to the operation portion is small, the leg portion can be moved smoothly and largely.
Further, by pushing the operation part, the second case rotates with respect to the first case, and the screwing of the male screw to the female screw is easily released, and the leg part can be largely moved up and down with respect to the mounting part. . Then, by stopping pressing the operating portion, the male screw is pushed back by the elastic member, and is securely screwed into the female screw, and the fixing is restored.

本発明に係る投射型画像表示装置は、本発明の高さ調整装置と、発光体を有する光源装置、該発光体から発せられる光で画像に係る変調光を生成する空間光変調素子、及び該空間光変調素子が生成した変調光を被投影体へ投影する投影レンズを有するケースとを備え、脚部を出没させることにより、前記ケースの高さ及び傾きを調整することを特徴とする。   A projection-type image display device according to the present invention includes a height adjusting device according to the present invention, a light source device having a light emitter, a spatial light modulation element that generates modulated light according to an image with light emitted from the light emitter, and And a case having a projection lens for projecting the modulated light generated by the spatial light modulation element onto the projection target, and adjusting the height and inclination of the case by projecting and retracting the legs.

本発明においては、雄ねじを雌ねじに螺合させ、回転させて、脚部が所要量昇降した時点で回転を止めることで、脚部の投射型画像表示装置からの突出長を無段階に変えた上で脚部を取付部に固定することが出来、容易に投射型画像表示装置の高さ及び傾きを微調整することが可能である。
また、操作部を、雄ねじが雌ねじに螺合される側と反対側に押すことで、螺合が解除され、脚部を上下に大きく動かして投射型画像表示装置の高さ及び傾きを大きく調整することが出来、押すのを止めることで、雄ねじが雌ねじに螺合されて、脚部が取付部に固定される。
従って、２種類の調整を、投射型画像表示装置を持ち上げることなく、容易に行うことが出来、投射型画像表示装置の高さ及び傾きの調整時間を短縮することが出来、操作性が良好である。 In the present invention, the protrusion length of the leg portion from the projection type image display device is changed steplessly by screwing the male screw into the female screw, rotating it, and stopping the rotation when the leg portion moves up and down by a required amount. The leg portion can be fixed to the attachment portion, and the height and inclination of the projection type image display device can be easily finely adjusted.
In addition, by pushing the operation part to the side opposite to the side where the male screw is screwed to the female screw, the screwing is released, and the leg part is moved up and down to adjust the height and tilt of the projection type image display device greatly. By stopping the pushing, the male screw is screwed into the female screw, and the leg portion is fixed to the mounting portion.
Accordingly, the two types of adjustments can be easily performed without lifting the projection type image display device, the adjustment time of the height and inclination of the projection type image display device can be shortened, and the operability is good. is there.

本発明の高さ調整装置によれば、内面に雌ねじが設けられた丸溝を有する脚部と、雌ねじに螺合される雄ねじを軸支した取付部と、雄ねじを歯車を介して回転させるための操作部と、雄ねじを雌ねじに押し付ける方向に付勢する弾性部材とを備えるので、簡単な構成で、被支持体を持ち上げることなく、被支持体の高さ及び傾きを微調整することが出来、操作部を、雄ねじが雌ねじに螺合される側と反対側に押すことで、螺合が解除され、脚部を上下に大きく動かして調整することが出来、操作性が良好である。   According to the height adjusting device of the present invention, the leg portion having a round groove provided with an internal thread on the inner surface, the mounting portion that pivotally supports the external thread that is screwed to the internal thread, and the external thread are rotated via a gear. And an elastic member that urges the male screw in the direction of pressing the male screw against the female screw, the height and inclination of the supported body can be finely adjusted with a simple configuration without lifting the supported body. By pushing the operating portion to the side opposite to the side where the male screw is screwed to the female screw, the screwing is released, and the leg portion can be adjusted by moving it up and down, and the operability is good.

また、本発明の高さ調整装置によれば、操作部が回転板を有し、脚部が、丸溝の幅方向の両端側に摺動板部を有しており、取付部が、内部を摺動板部が摺動する摺動孔を有する第１ケースと、雄ねじを軸支し、摺動孔に対向して配され、回転板が配される側と反対側の前記第１ケースの端部に、回転可能に軸支されている第２ケースとを有するので、回転板を回転させることで、スムースに、脚部を動かすことが出来る。そして、回転板を後方へ押すことで、第２ケースが第１ケースに対して回転し、雄ねじの雌ねじへの螺合が容易に解除されて、脚部を取付部に対し大きく上下動させることが出来、回転板を押すのを止めることで、弾性部材により雄ねじが押し戻されて、確実に雌ねじに螺合され、脚部の取付部への固定が復帰する。   Further, according to the height adjusting device of the present invention, the operation part has the rotating plate, the leg part has the sliding plate part on both ends in the width direction of the round groove, and the mounting part A first case having a sliding hole through which the sliding plate portion slides, and the first case on the side opposite to the side on which the rotating plate is arranged, with the male screw being pivotally supported and arranged facing the sliding hole. Since it has the 2nd case pivotally supported by the edge part of this, a leg part can be moved smoothly by rotating a rotating plate. Then, by pushing the rotating plate to the rear, the second case rotates with respect to the first case, and the screwing of the male screw to the female screw is easily released, and the leg part is moved up and down greatly with respect to the mounting part. By stopping the pushing of the rotating plate, the male screw is pushed back by the elastic member and securely engaged with the female screw, and the fixing of the leg portion to the mounting portion is restored.

そして、本発明の投射型画像表示装置によれば、内面に雌ねじが設けられた丸溝を有する脚部と、雌ねじに螺合される雄ねじを軸支した取付部と、雄ねじを歯車を介して回転させるための操作部と、雄ねじを雌ねじに押し付ける方向に付勢する弾性部材とを有する高さ調整装置を備えるので、簡単な構成で、持ち上げることなく、高さ及び傾きを微調整することが出来、操作部を、雄ねじが雌ねじに螺合される側と反対側に押すことで、螺合が解除され、脚部を上下に大きく動かして高さ及び傾きを大きく調整することが出来、操作性が良好である。   According to the projection type image display apparatus of the present invention, the leg portion having a round groove having an internal thread provided on the inner surface, the mounting portion that pivotally supports the external thread that is screwed to the internal thread, and the external thread via the gear. Since it has a height adjustment device that has an operation part for rotating and an elastic member that urges the male screw in the direction of pressing the female screw, it is possible to finely adjust the height and inclination with a simple configuration without lifting. Yes, by pushing the operation part to the side opposite to the side where the male screw is screwed to the female screw, the screwing is released, and the height and inclination can be adjusted greatly by moving the leg part up and down Good properties.

以下、本発明の実施の形態について図面を参照して詳細に説明する。
実施の形態１．
図１は、本発明の実施の形態１に係る投射型画像表示装置１を示す模式的側面図である。
投射型画像表示装置１は、本体１ａの内部に発光体を有する光源装置、及び該発光体が発する光で画像に係る変調光を生成する空間光変調素子を備える。本体１ａの正面の略中央部にはアジャスタ４が設けられており、このアジャスタ４に隣接して投射レンズ２が設けられている。アジャスタ４は、本体１ａの裏面から出没する脚部５と、脚部５の出没を調整するための操作部８とを備える。本体１ａの背面の両端部の下側には、固定フット３，３が設けられている。 Hereinafter, embodiments of the present invention will be described in detail with reference to the drawings.
Embodiment 1 FIG.
FIG. 1 is a schematic side view showing a projection type image display apparatus 1 according to Embodiment 1 of the present invention.
The projection-type image display device 1 includes a light source device having a light emitter inside a main body 1a and a spatial light modulation element that generates modulated light according to an image using light emitted from the light emitter. An adjuster 4 is provided at a substantially central portion of the front surface of the main body 1 a, and a projection lens 2 is provided adjacent to the adjuster 4. The adjuster 4 includes a leg portion 5 that appears and disappears from the back surface of the main body 1a, and an operation portion 8 that adjusts the appearance and appearance of the leg portion 5. Fixed feet 3 and 3 are provided below both ends of the back surface of the main body 1a.

図２はアジャスタ４を示す斜視図、図３はアジャスタ４を示す分解斜視図、図４はアジャスタ４の背面図、図５は図２のＶ−Ｖ線断面図である。
アジャスタ４は、上述した脚部５及び操作部８と、本体１ａに取り付けられる第１ケース６と、操作部８を支持して第１ケース６に内設される第２ケース７と、第１ケース６の背面側開口部を閉塞するカバー部９とを備える。第１ケース６と第２ケース７とで取付部を構成する。 2 is a perspective view showing the adjuster 4, FIG. 3 is an exploded perspective view showing the adjuster 4, FIG. 4 is a rear view of the adjuster 4, and FIG. 5 is a cross-sectional view taken along line VV in FIG.
The adjuster 4 includes the leg portion 5 and the operation portion 8 described above, a first case 6 attached to the main body 1a, a second case 7 that supports the operation portion 8 and is provided in the first case 6, and a first case 6. And a cover portion 9 that closes the back side opening of the case 6. The first case 6 and the second case 7 constitute an attachment part.

脚部５は、角柱状の柱部５１と、円板状であり、柱部５１を支持する基盤部５２とを備える。柱部５１は、背面に雌ねじ５４が設けられた丸溝５３を有する。丸溝５３の幅方向の両端側の側面に相当する摺動側板部５５，５５は、第１ケース６の後述する摺動孔６２ａの内面を摺動するように構成されており、摺動側板部５５，５５の上端部にはストッパ５６，５６が設けられている。   The leg portion 5 includes a prismatic column portion 51 and a disk-shaped base portion 52 that supports the column portion 51. The column part 51 has a round groove 53 provided with a female screw 54 on the back surface. The sliding side plate portions 55 and 55 corresponding to the side surfaces on both ends in the width direction of the circular groove 53 are configured to slide on the inner surface of a sliding hole 62a (described later) of the first case 6, and the sliding side plate Stoppers 56 and 56 are provided at the upper ends of the portions 55 and 55.

第１ケース６は、後述する操作部８の軸部８２を案内するための案内孔６１ａ，６１ａが中央部より少し上側に設けられた側板部６１，６１と、前方に突出し、上下方向に延びる角型の摺動孔６２ａが設けられた摺動部６２と、本体１ａに取り付けるためのビス穴６３ａ，６３ａが設けられた底板部６３と、カバー部９のストッパ９３を係止するための係止孔６４ａが設けられた天板部６４とを備える。
摺動部６２の前板部６２ｂの下部は、漸次的に幅広となっている。摺動部６２の上板部６２ｃの端部には、係止孔６２ｄが設けられており、底板部６３には、係止孔６２ｄに対向させて、係止孔６３ｂが設けられている。
脚部５の柱部５１は、摺動孔６２ａに嵌められている。 The first case 6 has guide holes 61a and 61a for guiding a shaft portion 82 of the operation portion 8 described later, side plate portions 61 and 61 provided slightly above the center portion, and protrudes forward and extends in the vertical direction. Engagement for engaging the sliding part 62 provided with the square-shaped sliding hole 62a, the bottom plate part 63 provided with screw holes 63a and 63a for attachment to the main body 1a, and the stopper 93 of the cover part 9. And a top plate portion 64 provided with a stop hole 64a.
The lower part of the front plate part 62b of the sliding part 62 is gradually wider. A locking hole 62d is provided at the end of the upper plate portion 62c of the sliding portion 62, and a locking hole 63b is provided in the bottom plate portion 63 so as to face the locking hole 62d.
The column part 51 of the leg part 5 is fitted in the sliding hole 62a.

操作部８は、円板状の回転板８１と、回転板８１の中央部に突設された軸部８２と、軸部８２の中央部より少し回転板８１側に設けられたギア８３と、ギア８３と噛合するギア８４と、ギア８４と同軸に設けられたギア８５と、ギア８５と噛合するギア８６とを備える。
雄ねじ１０はギア８６と同軸に設けられており、雌ねじ５４に螺合される。 The operation unit 8 includes a disk-shaped rotating plate 81, a shaft portion 82 projecting from the central portion of the rotating plate 81, a gear 83 provided slightly closer to the rotating plate 81 than the central portion of the shaft portion 82, The gear 84 meshes with the gear 83, the gear 85 provided coaxially with the gear 84, and the gear 86 meshed with the gear 85.
The male screw 10 is provided coaxially with the gear 86 and is screwed into the female screw 54.

第２ケース７は、前記軸部８２の両端部を嵌める嵌合孔７１ａ，７１ａが設けられた側板部７１，７１と、雄ねじ１０を露出させるための開口窓７２ａが設けられた前板部７２と、前記ギア８５を支持するための支持板７３と、側板部７１，７１を後方上側で橋絡する背板部７４とを備える。
前板部７２の上側の中央部には、前記ギア８６を回転可能に軸支する軸支部７２ｂが設けられ、前板部７２の下側の中央部には、前記雄ねじ１０を回転可能に軸支する軸支部７２ｃが設けられている。
操作部８は、軸部８２により嵌合孔７１ａ，７１ａを橋絡し、ギア８５の下端部が支持板７３により回転可能に支持され、ギア８６の上端部（軸）が軸支部７２ｂにより軸支された状態で、第２ケース７に収容されている。雄ねじ１０の下端部（軸）は軸支部７２ｃにより軸支されている。 The second case 7 has side plate portions 71 and 71 provided with fitting holes 71a and 71a for fitting both ends of the shaft portion 82, and a front plate portion 72 provided with an opening window 72a for exposing the male screw 10. And a support plate 73 for supporting the gear 85 and a back plate portion 74 that bridges the side plate portions 71 and 71 on the upper rear side.
A shaft support portion 72b that rotatably supports the gear 86 is provided at the center portion on the upper side of the front plate portion 72, and the male screw 10 is rotatably provided at the center portion on the lower side of the front plate portion 72. A supporting shaft 72c is provided.
The operating portion 8 bridges the fitting holes 71a and 71a by the shaft portion 82, the lower end portion of the gear 85 is rotatably supported by the support plate 73, and the upper end portion (shaft) of the gear 86 is pivoted by the shaft support portion 72b. In a supported state, it is accommodated in the second case 7. The lower end (axis) of the male screw 10 is pivotally supported by a pivotal support 72c.

前板部７２の回転板８１が配されている側と反対側の端部の上側には、小軸を円板に連設してなる突起部７２ｄが設けられ、前記端部の下側には、小軸を円板に垂設してなる突起部７２ｅが設けられている。
第２ケース７は、雄ねじ１０を雌ねじ５４に対向させ、突起部７２ｄを係止孔６２ｄに軸支させ、突起部７２ｅを係止孔６３ｂに軸支させた状態で、第１ケース６に収容されている。 On the upper side of the end portion of the front plate portion 72 opposite to the side on which the rotating plate 81 is disposed, a protrusion 72d having a small shaft connected to the disc is provided, and below the end portion. Is provided with a projecting portion 72e having a small shaft suspended from a disk.
The second case 7 is accommodated in the first case 6 with the male screw 10 facing the female screw 54, the projection 72d pivotally supported by the locking hole 62d, and the projection 72e pivotally supported by the locking hole 63b. Has been.

カバー部９の板状の本体９１の上下には、第１ケース６の係止孔６４ａに係止されるストッパ９３と、底板部６３の係止孔（図示せず）に係止されるストッパ９３とが設けられている。本体１９の上部は、一短辺を残し、直方体状に切り込まれて、板ばね部９２が形成されている。板ばね部９２の端部には、突起部９２ａが設けられている。   At the top and bottom of the plate-like main body 91 of the cover portion 9, a stopper 93 that is locked to the locking hole 64 a of the first case 6 and a stopper that is locked to a locking hole (not shown) of the bottom plate portion 63. 93. The upper part of the main body 19 is cut into a rectangular parallelepiped shape, leaving a short side, and a leaf spring portion 92 is formed. A protrusion 92 a is provided at the end of the leaf spring portion 92.

カバー部９は、第２ケース７を収容した第１ケース６の開口した背部に、ストッパ９３，９３を係止孔６４ａ等に係止した状態で取り付けられる。このとき、板ばね部９２の突起部９２ａが背板部７４を押すので、雄ねじ１０は、脚部５の雌ねじ５４に螺合される（図５参照）。
そして、第１ケース６の底板部６３が、投射型画像表示装置１の本体１ａに、ビス穴６３ａ，６３ａにビスを通されて固定される。 The cover portion 9 is attached to the open back portion of the first case 6 in which the second case 7 is accommodated in a state where the stoppers 93 and 93 are locked in the locking holes 64a and the like. At this time, since the protrusion 92a of the leaf spring portion 92 presses the back plate portion 74, the male screw 10 is screwed into the female screw 54 of the leg portion 5 (see FIG. 5).
Then, the bottom plate portion 63 of the first case 6 is fixed to the main body 1a of the projection type image display device 1 by passing screws through the screw holes 63a and 63a.

本実施の形態においては、回転板８１を上下に回転させると、これと同軸であるギア８３がともに回転し、ギア８３が回転することで、これに噛合されたギア８４が回転する。そして、ギア８４と同軸であるギア８５がともに回転し、ギア８５に噛合されたギア８６が回転し、これと同軸である雄ねじ１０がともに回転する（図３及び図５参照）。
雄ねじ１０の回転に伴い、これに螺合された柱部５１が、摺動側板部５５，５５を摺動孔６２ａに沿って摺動する状態で上下する。
従って、回転板８１を回転させることで、脚部５をスムースに動かすことが出来る。そして、脚部５の本体１ａからの突出長を無段階に変えた上で、回転板８１の回転を止めることで脚部５が第１ケース６に固定され、容易に本体１ａの高さ及び傾きを微調整することが可能である。 In the present embodiment, when the rotating plate 81 is rotated up and down, the gear 83 that is coaxial with the rotating plate 81 is rotated together, and the gear 84 that is meshed with the gear 83 is rotated. Then, the gear 85 coaxial with the gear 84 rotates together, the gear 86 meshed with the gear 85 rotates, and the male screw 10 coaxial with this rotates (see FIGS. 3 and 5).
As the male screw 10 rotates, the column portion 51 screwed up and down moves up and down while sliding the sliding side plate portions 55 and 55 along the sliding hole 62a.
Accordingly, the leg 5 can be smoothly moved by rotating the rotating plate 81. And after changing the protrusion length of the leg part 5 from the main body 1a steplessly, the leg part 5 is fixed to the first case 6 by stopping the rotation of the rotating plate 81, and the height of the main body 1a and It is possible to finely adjust the inclination.

図６は、雄ねじ１０が雌ねじ５４に螺合された状態を示す平面図、図７は、雄ねじ１０の雌ねじ５４への螺合が解除された状態を示す平面図である。
図６においては、板ばね部９２の突起部９２ａにより第２ケース７が押され、雄ねじ１０が雌ねじ５４に押し付けられて螺合している。
図７においては、回転板８１を後方へ押すことで、第２ケース７が第１ケース６の係止孔を中心に回転し、突起部９２ａが後方へ押されて、雄ねじ１０の雌ねじ５４への螺合が解除される。このとき、脚部５を第１ケース６に対して大きく上下動させることが出来る。そして、回転板８１を押すのを止めることで、板ばね部９２により雄ねじ１０が押し戻されて、確実に雌ねじ５４に螺合され、脚部５の第１ケース６への固定が復帰する。 FIG. 6 is a plan view showing a state in which the male screw 10 is screwed to the female screw 54, and FIG. 7 is a plan view showing a state in which the screwing of the male screw 10 to the female screw 54 is released.
In FIG. 6, the second case 7 is pushed by the protrusion 92 a of the leaf spring portion 92, and the male screw 10 is pressed against the female screw 54 and screwed together.
In FIG. 7, by pushing the rotating plate 81 rearward, the second case 7 rotates around the locking hole of the first case 6, and the protrusion 92 a is pushed rearward to the female screw 54 of the male screw 10. Is unscrewed. At this time, the leg portion 5 can be largely moved up and down with respect to the first case 6. Then, by stopping pressing the rotating plate 81, the male screw 10 is pushed back by the leaf spring portion 92, and is securely screwed into the female screw 54, and the fixing of the leg portion 5 to the first case 6 is restored.

従って、本実施の形態においては、脚部５の本体１ａからの突出量の微調整と大きな調整とを、本体１ａ持ち上げることなく、容易に行うことが出来、本体１ａの高さ及び傾きの調整時間を短縮することが出来、操作性が良好である。   Therefore, in the present embodiment, fine adjustment and large adjustment of the protruding amount of the leg 5 from the main body 1a can be easily performed without lifting the main body 1a, and adjustment of the height and inclination of the main body 1a. Time can be shortened and operability is good.

実施の形態２．
図８は、本発明の実施の形態２に係るアジャスタ１４を示す斜視図、図９は、アジャスタ１４を示す分解斜視図、図１０は、操作部を示す斜視図、図１１は、アジャスタ１４を後方から見た一部切り欠き斜視図、図１２は、図１１のXII−XII線端面図である。アジャスタ１４は、図１と同一の構成を有する投射型画像表示装置１の本体１ａに取り付けられる。 Embodiment 2. FIG.
8 is a perspective view showing an adjuster 14 according to Embodiment 2 of the present invention, FIG. 9 is an exploded perspective view showing the adjuster 14, FIG. 10 is a perspective view showing an operating portion, and FIG. 11 is a view showing the adjuster 14. FIG. 12 is an end view taken along line XII-XII in FIG. 11. The adjuster 14 is attached to the main body 1a of the projection type image display apparatus 1 having the same configuration as that of FIG.

アジャスタ１４は、脚部１５と、レバー１８を含む操作部と、本体１ａに取り付けられる第１ケース１６と、操作部を支持して第１ケース１６に収容される第２ケース１７とを備える。   The adjuster 14 includes a leg portion 15, an operation portion including a lever 18, a first case 16 attached to the main body 1 a, and a second case 17 that supports the operation portion and is accommodated in the first case 16.

脚部１５は、柱部１５ａと、円板状であり、柱部１５ａを支持する基盤部１５ｂと、柱部１５ａの背面に設けられた雌ねじ１５ｃとを備える。   The leg part 15 is provided with a pillar part 15a, a disk-like shape, a base part 15b that supports the pillar part 15a, and a female screw 15c provided on the back surface of the pillar part 15a.

第１ケース１６は、角筒状の本体１６ａと、本体１６ａの正面側に設けられた摺動孔１６ｂと、本体１６ａの一側面に設けられた開口部１６ｃと、該一側面に突出させて設けられ、第２ケース１７の端部を覆う被覆部１６ｄと、本体１６ａの天板に設けられたラック突出孔１６ｅとを備える。被覆部１６ｄの正面側端部には、上下に係止孔１６ｆ，１６ｆが設けられている。   The first case 16 has a rectangular tube-shaped main body 16a, a sliding hole 16b provided on the front side of the main body 16a, an opening 16c provided on one side surface of the main body 16a, and protrudes from the one side surface. The cover part 16d which is provided and covers the edge part of the 2nd case 17 and the rack protrusion hole 16e provided in the top plate of the main body 16a are provided. Locking holes 16f and 16f are provided at the top and bottom of the front side end of the covering portion 16d.

操作部は、レバー１８と、レバー１８の端部に連設されたラック１９と、ラック１９に噛合されたピニオン２３と、ピニオン２３と同軸に設けられ、ともに回転するギア２０と、ギア２０に噛合されたギア２１とを備える。
ギア２１の下側には、同軸に雄ねじ２２が設けられている。 The operation unit includes a lever 18, a rack 19 connected to the end of the lever 18, a pinion 23 meshed with the rack 19, a gear 20 that is provided coaxially with the pinion 23, and rotates together with the gear 20. And a meshed gear 21.
A male screw 22 is provided coaxially on the lower side of the gear 21.

第２ケース１７の角筒状の本体１７ａの前板部の下部には、雄ねじ２２を露出させるための露出窓１７ｂが設けられ、本体１７ａの側板部の上部には、開口窓１７ｃが設けられている。露出窓１７ｂの中央部の上下には、軸支部１７ｅ，１７ｅが突設されている。
第２ケース１７には、レバー１８を本体１７ａの側方に突出させ、ラック１９を上方に突出させた状態で、操作部が収容されている。ギア２１の上端部（軸）、及び雄ねじ２２の下端部（軸）は、軸支部１７ｅ，１７ｅに軸支されている。
第２ケース１７の前板部のレバー１８が配されている側と反対側の端部の上側及び下側には、小軸を円板に連設してなる突起部１７ｄ，１７ｄが設けられている。 An exposure window 17b for exposing the male screw 22 is provided at the lower portion of the front plate portion of the rectangular tubular main body 17a of the second case 17, and an opening window 17c is provided at the upper portion of the side plate portion of the main body 17a. ing. Shaft support portions 17e and 17e are provided above and below the central portion of the exposure window 17b.
The second case 17 accommodates the operating portion with the lever 18 protruding to the side of the main body 17a and the rack 19 protruding upward. An upper end portion (shaft) of the gear 21 and a lower end portion (shaft) of the male screw 22 are pivotally supported by the shaft support portions 17e and 17e.
On the upper side and the lower side of the end portion of the front plate portion of the second case 17 opposite to the side where the lever 18 is disposed, projections 17d and 17d each having a small shaft connected to the disc are provided. ing.

第２ケース１７は、端部が被覆部１６ｄに覆われ、突起部１７ｄ，１７ｄが係止孔１６ｆ，１６ｆに軸支された状態で第１ケース１６に収容されている。そして、第１ケース１６の摺動孔１６ｂに脚部１５の柱部１５ａが嵌められ、第１ケース１６及び第２ケース１７の背板間に設けられたばね（図示せず）により第２ケース１７が押されて雄ねじ２２が雌ねじ１５ｃに螺合された状態で、第１ケース１６が投射型画像表示装置１の本体１ａに取り付けられる。   The second case 17 is accommodated in the first case 16 with its end portion covered by the covering portion 16d and the protruding portions 17d and 17d being pivotally supported by the locking holes 16f and 16f. Then, the column portion 15a of the leg portion 15 is fitted into the sliding hole 16b of the first case 16, and the second case 17 is provided by a spring (not shown) provided between the back plates of the first case 16 and the second case 17. The first case 16 is attached to the main body 1a of the projection type image display apparatus 1 in a state where the male screw 22 is screwed to the female screw 15c.

本実施の形態においては、レバー１８を上下に動かすと、これに連動してラック１９が動き、ラック２０に噛合されたピニオン２３が回転し、ピニオン２３と同軸であるギア２０が回転する。そして、ギア２０に噛合されたギア２１が回転し、これと同軸である雄ねじ２２が回転する。
雄ねじ２２の回転に伴い、これに螺合された柱部１５ａが、側板部が摺動孔１６ｂに沿って摺動する状態で上下する。
従って、レバー１８を上下に動かすことで、脚部１５をスムースに動かすことが出来る。そして、脚部５の本体１ａからの突出長を無段階に変え、レバー１８の移動を止めることで脚部１５が第１ケース１６に固定され、容易に本体１ａの高さ及び傾きを微調整することが可能である。 In the present embodiment, when the lever 18 is moved up and down, the rack 19 moves in conjunction with it, the pinion 23 meshed with the rack 20 rotates, and the gear 20 coaxial with the pinion 23 rotates. Then, the gear 21 meshed with the gear 20 rotates, and the male screw 22 coaxial with the gear 21 rotates.
As the male screw 22 rotates, the column portion 15a screwed with the male screw 22 moves up and down while the side plate portion slides along the sliding hole 16b.
Therefore, the leg 15 can be smoothly moved by moving the lever 18 up and down. Then, the protrusion length of the leg portion 5 from the main body 1a is changed steplessly, and the movement of the lever 18 is stopped, so that the leg portion 15 is fixed to the first case 16, and the height and inclination of the main body 1a are easily finely adjusted. Is possible.

図１３は、雄ねじ２２が雌ねじ１５ｃに螺合された状態を示す平面図、図１４は、雄ねじ２２の雌ねじ１５ｃへの螺合が解除された状態を示す平面図である。図１３及び図１４中、第１ケース１６は省略している。
図１３においては、ばね（図示せず）により第２ケース１７が押され、雄ねじ２２が雌ねじ１５ｃに押し付けられて螺合している。
図１４においては、レバー１８を後方へ押すことで、ばねが後方へ押されて第２ケース１７が第１ケース１６の係止孔内を動き、雄ねじ２２の雌ねじ１５ｃへの螺合が解除される。このとき、脚部１５を第１ケース１６に対して大きく上下動させて、本体１ａの高さ及び傾きを大きく調整することが出来る。そして、レバー１８を押すのを止めることで、ばねにより雄ねじ２２が押し戻されて、確実に雌ねじ１５ｃに螺合され、脚部１５の第１ケース１６への固定が復帰する。 13 is a plan view showing a state in which the male screw 22 is screwed to the female screw 15c, and FIG. 14 is a plan view showing a state in which the screwing of the male screw 22 to the female screw 15c is released. In FIG. 13 and FIG. 14, the first case 16 is omitted.
In FIG. 13, the second case 17 is pushed by a spring (not shown), and the male screw 22 is pressed against the female screw 15c and screwed together.
In FIG. 14, by pushing the lever 18 rearward, the spring is pushed rearward, the second case 17 moves in the locking hole of the first case 16, and the screwing of the male screw 22 to the female screw 15c is released. The At this time, the leg portion 15 can be largely moved up and down with respect to the first case 16 to greatly adjust the height and inclination of the main body 1a. Then, by stopping the pressing of the lever 18, the male screw 22 is pushed back by the spring and is securely screwed into the female screw 15c, and the fixing of the leg portion 15 to the first case 16 is restored.

従って、本実施の形態においては、脚部１５の本体１ａからの突出量の微調整と大きな調整とを、本体１ａ持ち上げることなく、容易に行うことが出来、本体１ａの高さ及び傾きの調整時間を短縮することが出来、操作性が良好である。   Therefore, in the present embodiment, fine adjustment and large adjustment of the protruding amount of the leg 15 from the main body 1a can be easily performed without lifting the main body 1a, and adjustment of the height and inclination of the main body 1a. Time can be shortened and operability is good.

本発明の高さ調整装置（アジャスタ）及び投射型画像表示装置は、前記実施の形態１及び２において説明したものに限定されず、本発明の要旨を逸脱しない範囲において種々変更を加えることが可能である。
例えば、実施の形態１において、雄ねじ１０を雌ねじ５４に押し付ける弾性部材として、板ばね部９２を適用した場合につき説明しているがこれに限定されるものではない。
また、本発明の高さ調整装置は、投射型画像表示装置に適用する場合に限定されず、他の電子機器にも適用され得る。
そして、本発明の高さ調整装置は、電子機器に複数用いることにしてもよい。 The height adjusting device (adjuster) and the projection type image display device of the present invention are not limited to those described in the first and second embodiments, and various modifications can be made without departing from the scope of the present invention. It is.
For example, in Embodiment 1, although the case where the leaf | plate spring part 92 is applied is demonstrated as an elastic member which presses the external thread 10 to the internal thread 54, it is not limited to this.
Further, the height adjusting device of the present invention is not limited to being applied to a projection-type image display device, and can be applied to other electronic devices.
A plurality of the height adjusting devices of the present invention may be used for electronic equipment.

本発明の実施の形態１に係る投射型画像表示装置を示す模式的側面図である。It is a typical side view which shows the projection type image display apparatus which concerns on Embodiment 1 of this invention. 本発明の実施の形態１に係るアジャスタを示す斜視図である。It is a perspective view which shows the adjuster which concerns on Embodiment 1 of this invention. アジャスタを示す分解斜視図である。It is a disassembled perspective view which shows an adjuster. アジャスタを示す背面図である。It is a rear view which shows an adjuster. 図２のＶ−Ｖ線断面図である。It is the VV sectional view taken on the line of FIG. 雄ねじが雌ねじに螺合された状態を示す平面図である。It is a top view which shows the state in which the external thread was screwed together by the internal thread. 雄ねじの雌ねじへの螺合が解除された状態を示す平面図である。It is a top view which shows the state by which the screwing of the external thread to the internal thread was cancelled | released. 本発明の実施の形態２に係るアジャスタを示す斜視図である。It is a perspective view which shows the adjuster which concerns on Embodiment 2 of this invention. アジャスタを示す分解斜視図である。It is a disassembled perspective view which shows an adjuster. 操作部を示す斜視図である。It is a perspective view which shows an operation part. アジャスタを後方から見た一部切り欠き斜視図である。It is the partially cutaway perspective view which looked at the adjuster from back. 図１１のXII−XII線端面図である。It is the XII-XII line | wire end view of FIG. 雄ねじが雌ねじに螺合された状態を示す平面図である。It is a top view which shows the state in which the external thread was screwed together by the internal thread. 雄ねじの雌ねじへの螺合が解除された状態を示す平面図である。It is a top view which shows the state by which the screwing of the external thread to the internal thread was cancelled | released.

符号の説明Explanation of symbols

１ 投射型画像表示装置
１ａ 本体
４、１４ アジャスタ
５、１５ 脚部
５１、１５ａ 柱部
５２、１５ｂ 基盤部
５３ 丸溝
５４、１５ｃ 雌ねじ
５５ 側板部
５６ ストッパ
６ 第１ケース
６１ 側板部
６１ａ 案内孔
６２ 摺動部
６２ａ 摺動孔
６２ｄ 係止孔
６３ 底板部
６３ｂ 係止孔
７ 第２ケース
７１ 側板部
７１ａ 嵌合孔
７２ 前板部
７２ｄ 突起部
７２ｅ 突起部
８ 操作部
８１ 回転板
８２ 軸部
８３ ギア
８４ ギア
８５ ギア
８６ ギア
１０、２２ 雄ねじ
９ カバー部
９１ 本体
９２ 板ばね部
９２ａ 突起部
１６ 第１ケース
１６ａ 本体
１６ｂ 摺動孔
１６ｃ 開口部
１６ｄ 被覆部
１６ｆ 係止孔
１７ 第２ケース
１７ａ 本体
１７ｄ 突起部
１８ レバー
１９ ラック
２０ ギア
２１ ギア
２３ ピニオン DESCRIPTION OF SYMBOLS 1 Projection type image display apparatus 1a Main body 4,14 Adjuster 5,15 Leg part 51,15a Pillar part 52,15b Base part 53 Round groove 54, 15c Female thread 55 Side plate part 56 Stopper 6 First case 61 Side plate part 61a Guide hole 62 Sliding part 62a Sliding hole 62d Locking hole 63 Bottom plate part 63b Locking hole 7 Second case 71 Side plate part 71a Fitting hole 72 Front plate part 72d Projection part 72e Projection part 8 Operation part 81 Rotating plate 82 Shaft part 83 Gear 84 gear 85 gear 86 gear 10, 22 male screw 9 cover portion 91 main body 92 leaf spring portion 92a protrusion 16 first case 16a main body 16b sliding hole 16c opening 16d covering portion 16f locking hole 17 second case 17a main body 17d protrusion Part 18 Lever 19 Rack 20 Gear 21 Gear 23 Pinion

Claims (5)

被支持体に取付けられる取付部と、該取付部に対し摺動して前記被支持体から出没する脚部とを備え、前記脚部の出没を調整して前記被支持体の高さを調整する高さ調整装置において、
前記脚部は、内面に雌ねじが設けられた丸溝を有し、
前記取付部は、前記雌ねじに螺合される雄ねじを軸支しており、
歯車を介して前記雄ねじを回転させるための操作部と、
前記雄ねじを前記雌ねじに押し付ける方向に付勢する弾性部材と
を備え、
前記雄ねじが前記雌ねじに螺合され、回転することにより前記脚部が出没し、
前記操作部を、前記弾性部材に抗して、前記雄ねじが前記雌ねじに螺合される側と反対側に押すことで、螺合が解除されるように構成されていることを特徴とする高さ調整装置。 A mounting portion that is attached to the supported body and a leg portion that slides relative to the mounting portion and protrudes and retracts from the supported body, and adjusts the height of the supported body by adjusting the protrusion and protrusion of the leg portion. In the height adjustment device to
The leg portion has a round groove provided with an internal thread on the inner surface,
The mounting portion pivotally supports a male screw that is screwed into the female screw,
An operation unit for rotating the male screw via a gear;
An elastic member that biases the male screw in a direction of pressing the female screw against the female screw;
The male screw is screwed into the female screw, and the leg portion appears and disappears by rotating,
The high operating portion is configured so that the screwing is released by pushing the operating portion against the elastic member against the side where the male screw is screwed with the female screw. Adjustment device. 前記操作部は、側面を回転させる回転板と、該回転板の中央部に突設された軸部と、該軸部に設けられた歯車とを有し、
前記脚部は角柱状であり、前記丸溝の幅方向の両端側の側面が摺動板部として構成され、
前記取付部は、
内部を前記摺動板部が摺動する摺動孔を有する第１ケースと、
前記雄ねじを軸支し、前記摺動孔に対向して配され、前記軸部を支持して前記歯車を含む複数の歯車を内蔵し、前記回転板が配される側と反対側の前記第１ケースの端部に、軸支されている第２ケースと
を備える請求項１に記載の高さ調整装置。 The operation portion includes a rotating plate that rotates a side surface, a shaft portion that protrudes from a central portion of the rotating plate, and a gear that is provided on the shaft portion.
The leg portion is prismatic, and the side surfaces on both ends in the width direction of the round groove are configured as sliding plate portions,
The mounting portion is
A first case having a sliding hole through which the sliding plate portion slides;
The male screw is pivotally supported, and is arranged to face the sliding hole, supports the shaft portion, and incorporates a plurality of gears including the gear, and the second side opposite to the side on which the rotating plate is arranged. The height adjusting device according to claim 1, further comprising: a second case that is pivotally supported at an end of one case. 前記弾性部材は、前記第２ケースの前記雄ねじが配される側と反対側に設けられた板ばねである請求項２に記載の高さ調整装置。   The height adjusting device according to claim 2, wherein the elastic member is a leaf spring provided on a side of the second case opposite to the side on which the male screw is disposed. 前記操作部はレバーを備え、
該レバーにはラックが連設され、該レバーの上下動が該ラック及び該ラックに噛合されたピニオンを含む歯車を介して前記雄ねじに伝達され、
前記脚部は角柱状であり、前記丸溝の幅方向の両端側の側面が摺動板部として構成され、
前記取付部は、
内部を前記摺動板部が摺動する摺動孔を有する第１ケースと、
前記雄ねじを軸支し、前記摺動孔に対向して配され、前記歯車を内蔵し、前記レバーが配される側と反対側の前記第１ケースの端部に軸支されている第２ケースと
を備える請求項１に記載の高さ調整装置。 The operation unit includes a lever,
A rack is connected to the lever, and the vertical movement of the lever is transmitted to the male screw via a gear including the rack and a pinion meshed with the rack.
The leg portion is prismatic, and the side surfaces on both ends in the width direction of the round groove are configured as sliding plate portions,
The mounting portion is
A first case having a sliding hole through which the sliding plate portion slides;
A second shaft that pivotally supports the male screw, is disposed to face the sliding hole, incorporates the gear, and is pivotally supported on an end portion of the first case opposite to the side on which the lever is disposed. The height adjusting device according to claim 1, further comprising a case. 請求項１乃至４のいずれかに記載の高さ調整装置と、
発光体を有する光源装置、該発光体から発せられる光で画像に係る変調光を生成する空間光変調素子、及び該空間光変調素子が生成した変調光を被投影体へ投影する投影レンズを有するケースと
を備え、
脚部を出没させることにより、前記ケースの高さを調整する投射型画像表示装置。 A height adjusting device according to any one of claims 1 to 4,
A light source device having a light emitter, a spatial light modulator that generates modulated light according to an image with light emitted from the light emitter, and a projection lens that projects the modulated light generated by the spatial light modulator onto a projection target With a case and
A projection-type image display device that adjusts the height of the case by protruding and retracting a leg portion.
JP2006143158A 2006-05-23 2006-05-23 Height adjusting device and projection type image display device Pending JP2007315435A (en)

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JP2010122247A (en) * 2008-11-17 2010-06-03 Hitachi Ltd Projection type video display unit
CN102805658A (en) * 2011-05-31 2012-12-05 上海西门子医疗器械有限公司 Puncture device
TWI385462B (en) * 2008-09-26 2013-02-11 Hon Hai Prec Ind Co Ltd Projector elevation mechanism
TWI396928B (en) * 2010-06-22 2013-05-21 Compal Communications Inc Projecting apparatus
CN107606407A (en) * 2017-09-30 2018-01-19 东莞市松研智达工业设计有限公司 A kind of computer display be easy to adjust and dismantled
CN108799750A (en) * 2018-06-14 2018-11-13 王闯 A kind of intelligent construction monitoring of environment equipment
CN108916554A (en) * 2018-07-02 2018-11-30 安徽泾县宏图信息科技有限公司 A kind of height-adjustable information service activities presentation device
CN109578771A (en) * 2018-12-28 2019-04-05 黑龙江盛大科技有限公司 A kind of large screen video network device with protective device
CN112728310A (en) * 2020-12-24 2021-04-30 湖南城建职业技术学院 Surveying and mapping device for indoor design
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WO2023124662A1 (en) * 2021-12-28 2023-07-06 苏州奇趣迷宫文化科技有限公司 Movie and television planning work display projector
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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
TWI385462B (en) * 2008-09-26 2013-02-11 Hon Hai Prec Ind Co Ltd Projector elevation mechanism
JP2010122247A (en) * 2008-11-17 2010-06-03 Hitachi Ltd Projection type video display unit
TWI396928B (en) * 2010-06-22 2013-05-21 Compal Communications Inc Projecting apparatus
CN102805658A (en) * 2011-05-31 2012-12-05 上海西门子医疗器械有限公司 Puncture device
CN107606407A (en) * 2017-09-30 2018-01-19 东莞市松研智达工业设计有限公司 A kind of computer display be easy to adjust and dismantled
CN108799750A (en) * 2018-06-14 2018-11-13 王闯 A kind of intelligent construction monitoring of environment equipment
CN108916554A (en) * 2018-07-02 2018-11-30 安徽泾县宏图信息科技有限公司 A kind of height-adjustable information service activities presentation device
CN109578771A (en) * 2018-12-28 2019-04-05 黑龙江盛大科技有限公司 A kind of large screen video network device with protective device
CN112728310A (en) * 2020-12-24 2021-04-30 湖南城建职业技术学院 Surveying and mapping device for indoor design
CN112728310B (en) * 2020-12-24 2022-09-06 湖南城建职业技术学院 Surveying and mapping device for indoor design
CN112947143A (en) * 2021-01-27 2021-06-11 邸志明 Highway electromechanical device monitor convenient to adjust
CN113446496A (en) * 2021-07-22 2021-09-28 旷佩华 Projection equipment
CN113446496B (en) * 2021-07-22 2022-09-30 深圳市臻火科技有限公司 Projection equipment
WO2023124662A1 (en) * 2021-12-28 2023-07-06 苏州奇趣迷宫文化科技有限公司 Movie and television planning work display projector
KR102684112B1 (en) * 2022-06-23 2024-07-11 페인트팜 주식회사 Encloser for contents projection
CN115654292A (en) * 2022-11-05 2023-01-31 山东省国土测绘院 Mounting base for engineering surveying instrument

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