JP7158937B2 - Vehicle air conditioning control device - Google Patents

Vehicle air conditioning control device Download PDF

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Publication number
JP7158937B2
JP7158937B2 JP2018139426A JP2018139426A JP7158937B2 JP 7158937 B2 JP7158937 B2 JP 7158937B2 JP 2018139426 A JP2018139426 A JP 2018139426A JP 2018139426 A JP2018139426 A JP 2018139426A JP 7158937 B2 JP7158937 B2 JP 7158937B2
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base
operation panel
transmission shaft
hole
insertion hole
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JP2020015408A (en
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仁 土井
健二 伊藤
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U-SHINLTD.
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U-SHINLTD.
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    • BPERFORMING OPERATIONS; TRANSPORTING
    • B60VEHICLES IN GENERAL
    • B60HARRANGEMENTS OF HEATING, COOLING, VENTILATING OR OTHER AIR-TREATING DEVICES SPECIALLY ADAPTED FOR PASSENGER OR GOODS SPACES OF VEHICLES
    • B60H1/00Heating, cooling or ventilating [HVAC] devices
    • B60H1/00642Control systems or circuits; Control members or indication devices for heating, cooling or ventilating devices
    • B60H1/0065Control members, e.g. levers or knobs

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  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Air-Conditioning For Vehicles (AREA)
  • Mechanical Control Devices (AREA)

Description

本発明は、車両用空調操作装置に関する。 The present invention relates to a vehicle air conditioning operation device.

特許文献1に開示された車両用空調操作装置は、ベースと、ベースの前側(車室側)に配置された操作パネルとを備える。操作パネルの前面に配置された操作部材の回動操作が、ベースに回動可能に保持された伝達シャフトを介して、空調ユニットに伝達される。操作部材は、操作パネルに設けられた挿通孔を通して操作パネルの背面から突出し、伝達シャフトの一端に連結されている。 A vehicle air conditioning operation device disclosed in Patent Document 1 includes a base and an operation panel arranged on the front side (vehicle side) of the base. Rotational operation of an operation member arranged on the front surface of the operation panel is transmitted to the air conditioning unit via a transmission shaft rotatably held on the base. The operation member protrudes from the rear surface of the operation panel through an insertion hole provided in the operation panel and is connected to one end of the transmission shaft.

特開2002-87048号公報JP-A-2002-87048

一般に車両用空調操作装置では、操作パネルはねじ等でベースに対して固定される。特許文献1では、ベースの背面側から挿入したねじによって、操作パネルがベースに対して固定される。この場合、ベースを車体に組み付ける前に操作パネルをベースに固定する必要があり、組付作業性が悪い。操作パネルの前面側から挿入したねじによって、操作パネルをベースに対して固定し得る。しかし、この場合、ねじの頭部が操作パネルの前面に位置し、外観向上のために、ねじの頭部を何らかの部材で隠す必要がある。 Generally, in a vehicle air conditioning operation device, an operation panel is fixed to a base with screws or the like. In Patent Document 1, the operation panel is fixed to the base by screws inserted from the rear side of the base. In this case, it is necessary to fix the operation panel to the base before assembling the base to the vehicle body, resulting in poor assembling workability. The operation panel can be fixed to the base by screws inserted from the front side of the operation panel. However, in this case, the head of the screw is positioned on the front surface of the operation panel, and it is necessary to hide the head of the screw with some member in order to improve the appearance.

車両用空調操作装置において、組付作業性を確保しつつ、ねじ等の締結部材が外部に露出しないように遮蔽することを課題とする。 An object of the present invention is to shield a fastening member such as a screw from being exposed to the outside while ensuring assembly workability in a vehicle air conditioning operation device.

本発明の一態様は、ベースと、前記ベースに回動可能に配置された伝達シャフトと、前記ベースの前側に配置され、前記伝達シャフトに対向する挿通孔を有する操作パネルと、前記操作パネルの前面に配置され、前記挿通孔を通して前記伝達シャフトに連結された操作ノブとを備え、前記ベースは貫通孔と、前記貫通孔の周囲から前記操作パネルに向けて突出する筒状の保持部と、締結部材が固定される固定部とを備え前記伝達シャフトは、前記保持部内に配置されて前記保持部によって径方向への移動が規制された鍔部を備え、前記固定部は、前記貫通孔の軸線が延びる方向から見て少なくとも一部が前記保持部内に位置し、前記操作パネルに向けて突出するように形成され、前記鍔部には、前記保持部内に位置する前記固定部に対応する切欠部が形成され、前記操作パネルの前記挿通孔の周囲には、前記固定部に対向し、前記締結部材が挿入される挿入孔が設けられており、前記固定部と前記挿入孔は、前記操作ノブの外形よりも内側に配置されている、車両用空調操作装置を提供する。また、前記固定部は、前記貫通孔の軸線が延びる方向から見て前記保持部よりも外側に形成され、前記操作パネルの前記挿通孔の周囲には、前記固定部に対向し、前記締結部材が挿入される挿入孔が設けられており、前記固定部と前記挿入孔は、前記操作ノブの外形よりも内側に配置されている、車両用空調操作装置を提供する。 One aspect of the present invention includes a base, a transmission shaft rotatably arranged on the base, an operation panel arranged on the front side of the base and having an insertion hole facing the transmission shaft, and the operation panel. and an operation knob arranged on the front surface and connected to the transmission shaft through the insertion hole, and the base includes a through hole and a cylindrical holding portion projecting from the periphery of the through hole toward the operation panel. and a fixing portion to which a fastening member is fixed, wherein the transmission shaft includes a collar portion disposed within the holding portion and whose movement in the radial direction is restricted by the holding portion; At least part of it is positioned inside the holding portion when viewed from the direction in which the axis of the through hole extends, and is formed to protrude toward the operation panel. A corresponding notch is formed, and an insertion hole is provided around the insertion hole of the operation panel so as to face the fixing portion and into which the fastening member is inserted. , an air conditioning operation device for a vehicle, which is arranged inside an outer shape of the operation knob. In addition, the fixing portion is formed outside the holding portion when viewed from the direction in which the axis of the through hole extends. is provided with an insertion hole into which a is inserted, and the fixing portion and the insertion hole are arranged inside the outer shape of the operation knob.

本発明の車両用空調操作装置では、操作パネルの前側から挿入した締結部材によって、操作パネルをベースに対して締結できるため、車体に対するベースと操作パネルの組付作業性を確保できる。また、締結部材の固定部と挿入孔が操作ノブの外形よりも内側に配置され、操作ノブによって締結部材を遮蔽できるため、操作パネルの美観が損なわれることを防止できる。 In the vehicle air-conditioning operation device of the present invention, the operation panel can be fastened to the base by means of the fastening member inserted from the front side of the operation panel. Moreover, since the fixing portion and the insertion hole of the fastening member are arranged inside the outer shape of the operation knob, and the fastening member can be shielded by the operation knob, it is possible to prevent the appearance of the operation panel from being spoiled.

本発明の第1実施形態に係る車両用空調操作装置を正面側から見た上方分解斜視図。1 is an upper exploded perspective view of a vehicle air conditioning operation device according to a first embodiment of the present invention, viewed from the front side; FIG. 車両用空調操作装置を背面側から見た下方分解斜視図。FIG. 2 is a lower exploded perspective view of the vehicle air conditioning operation device as seen from the rear side. ベースを背面側から見た下方斜視図。The downward perspective view which looked at the base from the back side. ベースの一部を背面側から見た下方斜視図。The downward perspective view which looked at a part of base from the back side. ベースの正面図。Front view of the base. ベースへの伝達シャフトの組付状態を示す正面図。The front view which shows the assembly|attachment state of the transmission shaft to a base. ベースへの操作パネルの組付状態を示す正面図。The front view which shows the assembly|attachment state of the operation panel to a base. 操作パネルへの操作ノブの組付状態を示す正面図。The front view which shows the assembly|attachment state of the operation knob to an operation panel. 伝達シャフトを組み付けたベースを正面側から見た斜視図。The perspective view which looked at the base which assembled|attached the transmission shaft from the front side. 第1伝達シャフトと第1保持部を示す分解斜視図。FIG. 4 is an exploded perspective view showing a first transmission shaft and a first holding portion; 第2伝達シャフトと第2保持部を示す分解斜視図。FIG. 4 is an exploded perspective view showing a second transmission shaft and a second holding portion; 第1保持部を示す分解斜視図。FIG. 3 is an exploded perspective view showing a first holding portion; 第2保持部を示す分解斜視図。The exploded perspective view which shows a 2nd holding|maintenance part. 伝達シャフトの斜視図。The perspective view of a transmission shaft. 伝達シャフトの側面図。The side view of a transmission shaft. 伝達シャフトの正面図。The front view of a transmission shaft. 伝達シャフトの背面図。Rear view of the transmission shaft. 保持部への伝達シャフトの組付状態を示す正面図。The front view which shows the assembly|attachment state of the transmission shaft to a holding|maintenance part. 図18の一部拡大図。FIG. 18 is a partially enlarged view of FIG. 18; 第2実施形態の保持部と伝達シャフトを示す正面図。The front view which shows the holding|maintenance part and transmission shaft of 2nd Embodiment.

以下、本発明の実施の形態を図面に従って説明する。 Embodiments of the present invention will be described below with reference to the drawings.

図1及び図2は、本発明の実施形態に係る車両用空調操作装置10を示す。この空調操作装置10は、車両に搭載された空調ユニット1を操作するために設けられ、車室のインストルメントパネルに配置されている。 1 and 2 show a vehicle air conditioning operation device 10 according to an embodiment of the present invention. This air-conditioning operating device 10 is provided for operating the air-conditioning unit 1 mounted on the vehicle, and is arranged on the instrument panel of the passenger compartment.

(空調操作装置の概要)
図1及び図2に示すように、空調操作装置10は、回動式の操作ノブ24A,24Bを備える。操作ノブ24Aは例えば送風モード切換用であり、操作ノブ24Bは例えば温度調節用である。操作ノブ24A,24Bの回動操作は、伝達シャフト20A,20B、ギアレバー22A,22B、及びケーブル2A,2Bを介して空調ユニット1に伝達される。これにより空調ユニット1の動作が、操作ノブ24A,24Bの操作に応じた態様に切り換わる。伝達シャフト20A,20B又はギアレバー22A,22Bの回動位置を検出するスイッチ素子を配置するとともに、空調操作装置10と空調ユニット1をリード線によって電気的に接続し、操作ノブ24A,24Bの回動操作を電気的に伝達してもよい。
(Outline of air conditioning operation device)
As shown in FIGS. 1 and 2, the air conditioning operation device 10 includes rotary operation knobs 24A and 24B. The operation knob 24A is for switching air blowing modes, for example, and the operation knob 24B is for temperature control, for example. Rotating operations of the operation knobs 24A, 24B are transmitted to the air conditioning unit 1 via transmission shafts 20A, 20B, gear levers 22A, 22B, and cables 2A, 2B. As a result, the operation of the air conditioning unit 1 is switched to a mode according to the operation of the operation knobs 24A and 24B. A switch element for detecting the rotation position of the transmission shafts 20A, 20B or the gear levers 22A, 22B is arranged, and the air conditioning operation device 10 and the air conditioning unit 1 are electrically connected by a lead wire, and the operation knobs 24A, 24B are rotated. Operation may be transmitted electronically.

空調操作装置10は、ベース12と、ベース12の前側に配置された操作パネル17とを備える。図3及び図4を併せて参照すると、ベース12には、伝達シャフト20A,20Bとギアレバー22A,22Bが回動可能に配置される。操作パネル17には操作ノブ24A,24Bが回動可能に配置される。 The air conditioning operation device 10 includes a base 12 and an operation panel 17 arranged on the front side of the base 12 . 3 and 4, transmission shafts 20A and 20B and gear levers 22A and 22B are rotatably arranged on the base 12. As shown in FIG. Operation knobs 24A and 24B are rotatably arranged on the operation panel 17 .

ベース12は、樹脂製であり、運転席の正面に位置するインストルメントパネルの背面側(車両の前側)に配置される。ベース12は、基板12aと、基板12aの上端から背面側へ突出した突出板12bとを備える。 The base 12 is made of resin and arranged on the rear side (the front side of the vehicle) of the instrument panel located in front of the driver's seat. The base 12 includes a substrate 12a and a projecting plate 12b projecting from the upper end of the substrate 12a toward the rear side.

基板12aは、車幅方向かつ車高方向に延びるように、インストルメントパネルに対向して配置される。図1及び図2に示すように、基板12aの外周には、前方へ筒状に突出した補強用の枠板12cが設けられている。基板12aには、伝達シャフト20A,20Bを回動可能に保持するシャフト配置部13A,13Bが設けられている。シャフト配置部13A,13Bはそれぞれ、伝達シャフト20A,20Bを前面側から背面側へ貫通させる貫通孔13aと、貫通孔13aの周囲から前向きに突出した円筒状の保持部13bとを備える。 The substrate 12a is arranged to face the instrument panel so as to extend in the vehicle width direction and the vehicle height direction. As shown in FIGS. 1 and 2, a reinforcing frame plate 12c projecting forward in a cylindrical shape is provided on the outer periphery of the substrate 12a. The substrate 12a is provided with shaft placement portions 13A and 13B that rotatably hold the transmission shafts 20A and 20B. The shaft placement portions 13A and 13B each include a through hole 13a through which the transmission shafts 20A and 20B pass from the front side to the back side, and a cylindrical holding portion 13b projecting forward from the periphery of the through hole 13a.

突出板12bは、車幅方向かつ車長方向に延びるように配置される。図1及び図2に示すように、基板12aとの連続部分を除く突出板12bの外周には、下向きに突出した補強用の枠板12dが設けられている。枠板12dの両側部分は、基板12aの枠板12cの両側部分に対して同一平面上に位置し、互いに連続している。図3及び図4を参照すると、突出板12bの下面には、シャフト配置部13A,13Bの背部に位置するように、ギアレバー22A,22Bを回動可能に配置するレバー配置部15A,15Bが設けられている。レバー配置部15A,15Bはそれぞれ、ギアレバー22A,22Bを回動可能に配置する円筒部15aと、伝達シャフト20A,20Bを軸支する軸受部15bとを備える。 The projecting plate 12b is arranged to extend in the vehicle width direction and the vehicle length direction. As shown in FIGS. 1 and 2, a reinforcing frame plate 12d protruding downward is provided on the outer periphery of the protruding plate 12b except for the continuous portion with the substrate 12a. Both side portions of the frame plate 12d are positioned on the same plane as both side portions of the frame plate 12c of the substrate 12a and are continuous with each other. Referring to FIGS. 3 and 4, on the lower surface of the protruding plate 12b are provided lever placement portions 15A and 15B for rotatably placing the gear levers 22A and 22B so as to be positioned behind the shaft placement portions 13A and 13B. It is Each of the lever placement portions 15A and 15B includes a cylindrical portion 15a in which the gear levers 22A and 22B are rotatably placed, and a bearing portion 15b that supports the transmission shafts 20A and 20B.

操作パネル17は、樹脂製であり、ベース12の基板12aの前側に配置され、インストルメントパネルの一部を構成する。図1及び図2を参照すると、操作パネル17には、ベース12のシャフト配置部13A,13Bの前側に位置するようにノブ配置部18A,18Bが設けられている。ノブ配置部18A,18Bはそれぞれ、貫通孔13aと同一軸線上に位置する挿通孔18aを備える。 The operation panel 17 is made of resin, is arranged on the front side of the substrate 12a of the base 12, and constitutes a part of the instrument panel. 1 and 2, the operation panel 17 is provided with knob placement portions 18A and 18B positioned in front of the shaft placement portions 13A and 13B of the base 12. As shown in FIG. Each of the knob placement portions 18A and 18B has an insertion hole 18a located on the same axis as the through hole 13a.

図1から図4に示すように、伝達シャフト20A,20Bは、ノブ配置部18A,18Bの挿通孔18aに対向するように、シャフト配置部13A,13Bに回動可能に配置される。伝達シャフト20A,20Bはそれぞれ、回転軸Aに沿って同一軸線上に位置する軸部20a、ギア部20b、及び連結部20dを備える。軸部20aは、貫通孔13aを貫通して基板12aの背面側に配置され、レバー配置部15A,15Bの軸受部15bに軸支される。ギア部20bは、軸部20aの前側に設けられ、貫通孔13aを貫通し、基板12aの背面側のレバー配置部15A,15Bの直下に配置される。連結部20dは、四角筒状をなすようにギア部20bの前側に設けられ、基板12aから操作パネル17に向けて突出している。また、ギア部20bと連結部20dの間には、保持部13b内に配置される概ね円板状の鍔部20eが更に設けられている。 As shown in FIGS. 1 to 4, the transmission shafts 20A, 20B are rotatably arranged in the shaft placement portions 13A, 13B so as to face the insertion holes 18a of the knob placement portions 18A, 18B. Each of the transmission shafts 20A, 20B includes a shaft portion 20a, a gear portion 20b, and a connecting portion 20d, which are coaxially positioned along the rotation axis A. As shown in FIG. The shaft portion 20a passes through the through-hole 13a, is disposed on the back side of the substrate 12a, and is pivotally supported by the bearing portions 15b of the lever placement portions 15A and 15B. The gear portion 20b is provided on the front side of the shaft portion 20a, passes through the through hole 13a, and is arranged directly below the lever placement portions 15A and 15B on the back side of the substrate 12a. The connecting portion 20d is provided on the front side of the gear portion 20b so as to form a rectangular tubular shape, and protrudes from the substrate 12a toward the operation panel 17. As shown in FIG. Further, between the gear portion 20b and the connecting portion 20d, there is further provided a substantially disc-shaped flange portion 20e arranged inside the holding portion 13b.

図3及び図4に示すように、ギアレバー22A,22Bは、レバー配置部15A,15Bに回動可能に配置される。ギアレバー22A,22Bはそれぞれ、基部22a、ケーブル接続部22b、及びギア部22cを備える。基部22aは、円筒部15aに外嵌可能な内径の円環状に形成されている。ケーブル接続部22bは、基部22aから基部22aの径方向外向きに突出しており、先端にケーブル2A,2Bがそれぞれ接続される。ギア部22cは、基部22aの周方向の定められた角度範囲に、扇形状に形成されており、伝達シャフト20A,20Bのギア部20bとそれぞれ噛み合っている。 As shown in FIGS. 3 and 4, the gear levers 22A and 22B are rotatably arranged in the lever arrangement portions 15A and 15B. Gear levers 22A and 22B each include a base portion 22a, a cable connection portion 22b, and a gear portion 22c. The base portion 22a is formed in an annular shape with an inner diameter that can be fitted onto the cylindrical portion 15a. The cable connecting portion 22b protrudes outward in the radial direction of the base portion 22a from the base portion 22a, and the cables 2A and 2B are connected to the ends thereof. The gear portion 22c is formed in a sector shape within a predetermined angular range in the circumferential direction of the base portion 22a, and meshes with the gear portions 20b of the transmission shafts 20A and 20B.

図1及び図2に示すように、操作ノブ24A,24Bは、操作パネル17のノブ配置部18A,18Bに回動可能に配置され、伝達シャフト20A,20Bの連結部20dに連結される。操作ノブ24A,24Bはそれぞれ、操作部24a、及び被連結部24dを備える。操作部24aは、操作部24aの軸方向から見て円形状であり、操作パネル17の前面側に配置されている。操作部24aには、概ね長円形状をなすように前向きに突出する摘まみ24bが形成されている。被連結部24dは、挿通孔18aを貫通して操作パネル17の背面側に配置される。被連結部24dの先端には、伝達シャフト20A,20Bの連結部20dが挿入される嵌入孔24fと、連結部20dの側部に係止される係止片24eとが形成されている。 As shown in FIGS. 1 and 2, the operation knobs 24A and 24B are rotatably arranged on the knob arrangement portions 18A and 18B of the operation panel 17 and connected to the connection portions 20d of the transmission shafts 20A and 20B. Each of the operation knobs 24A and 24B has an operation portion 24a and a connected portion 24d. The operation portion 24 a has a circular shape when viewed from the axial direction of the operation portion 24 a and is arranged on the front side of the operation panel 17 . The operating portion 24a is formed with a knob 24b protruding forward in a substantially oval shape. The connected portion 24d is arranged on the back side of the operation panel 17 through the insertion hole 18a. An insertion hole 24f into which the connecting portion 20d of the transmission shafts 20A and 20B is inserted, and an engaging piece 24e engaged with the side portion of the connecting portion 20d are formed at the tip of the connected portion 24d.

操作ノブ24A,24Bの操作によって伝達シャフト20A,20Bが一体に回動し、ギア部20b,22cの噛み合いによって、伝達シャフト20A,20Bの回動に応じた向きにギアレバー22A,22Bが回動する。これによりケーブル接続部22bに接続されたケーブル2A,2Bを介して空調ユニット1に操作が伝達される。 The transmission shafts 20A and 20B are rotated integrally by operating the operation knobs 24A and 24B, and the gear levers 22A and 22B are rotated in the direction corresponding to the rotation of the transmission shafts 20A and 20B by the meshing of the gear portions 20b and 22c. . Accordingly, the operation is transmitted to the air conditioning unit 1 via the cables 2A and 2B connected to the cable connection portion 22b.

なお、操作パネル17の操作ノブ24A,24Bの周囲には、ベース12に配置したバルブ等(発光手段)の光を透過させる開口(図示せず)が設けられ、操作パネル17の前面には調節する機能に応じた表示(マーク)が印刷された透光性フィルム(図示せず)が配置される。これにより、バルブ等によって表示が点灯する。 Around the operation knobs 24A and 24B of the operation panel 17, there are provided openings (not shown) through which light from bulbs (light emitting means) arranged on the base 12 is transmitted. A translucent film (not shown) printed with indications (marks) corresponding to functions to be performed is arranged. As a result, the display is turned on by a bulb or the like.

(ベースと操作パネルの固定構造の概要)
ベース12をインストルメントパネルの背面側に仮止めするために、これらには図示しない係止構造が設けられている。係止構造は、ベース12をインストルメントパネルに係止できれば、どのような構成であってもよい。また、操作パネル17をインストルメントパネルの前側から配置してベース12に固定するために、図1に示すように、ベース12にはボス(固定部)14が設けられ、操作パネル17にはねじ孔(挿入孔)19が設けられている。前側からねじ(締結部材)26をねじ孔19に挿入してボス14に締め付けることで、ベース12と操作パネル17が締結される。なお、締結部材は、ベース12と操作パネル17が締結可能であれば必要に応じて変更してもよい。
(Overview of fixed structure of base and operation panel)
In order to temporarily fix the base 12 to the back side of the instrument panel, they are provided with a locking structure (not shown). The locking structure may have any configuration as long as it can lock the base 12 to the instrument panel. In addition, in order to arrange the operation panel 17 from the front side of the instrument panel and fix it to the base 12, as shown in FIG. A hole (insertion hole) 19 is provided. The base 12 and the operation panel 17 are fastened by inserting a screw (fastening member) 26 into the screw hole 19 from the front side and fastening it to the boss 14 . Note that the fastening member may be changed as necessary as long as the base 12 and the operation panel 17 can be fastened.

図5及び図6に示すように、ボス14は、シャフト配置部13A,13Bの貫通孔13aの周囲にそれぞれ設けられている。図7及び図8に示すように、ねじ孔19は、ボス14の前側に対向するように、ノブ配置部18A,18Bの挿通孔18aの周囲にそれぞれ設けられている。回転軸Aが延びる方向から見て、ボス14とねじ孔19は操作ノブ24A,24Bの外形よりも内側に配置され、操作ノブ24A,24Bによってねじ26が外部(車室側)に露出しないように遮蔽している。 As shown in FIGS. 5 and 6, the bosses 14 are provided around the through holes 13a of the shaft placement portions 13A and 13B. As shown in FIGS. 7 and 8, the screw holes 19 are provided around the insertion holes 18a of the knob placement portions 18A and 18B so as to face the front side of the boss 14. As shown in FIGS. When viewed from the direction in which the rotation axis A extends, the boss 14 and the screw hole 19 are arranged inside the contours of the operation knobs 24A and 24B so that the screw 26 is not exposed to the outside (vehicle side) by the operation knobs 24A and 24B. is shielded by

具体的には、図9から図13に示すように、シャフト配置部13A,13Bには、貫通孔13a、保持部13b、節度部13d、及びボス14が形成されている。 Specifically, as shown in FIGS. 9 to 13, through holes 13a, holding portions 13b, moderation portions 13d, and bosses 14 are formed in the shaft placement portions 13A and 13B.

貫通孔13aは、伝達シャフト20A,20Bのギア部20bを貫通可能な範囲で、可能な限り小さい直径で形成された開口である。伝達シャフト20A,20Bのギア部20bは、軸部20aから連結部20dに向けて次第に拡径したかさ歯車であり、その最大外径部分の寸法よりも貫通孔13aの直径は大きい。貫通孔13aの縁には、操作パネル17に向けて突出する円筒状リブからなる支持部13cが形成されている。 The through hole 13a is an opening formed with a diameter as small as possible within a range that allows the gear portion 20b of the transmission shafts 20A and 20B to pass through. The gear portion 20b of the transmission shafts 20A and 20B is a bevel gear whose diameter gradually expands from the shaft portion 20a toward the connecting portion 20d, and the diameter of the through hole 13a is larger than the maximum outer diameter portion thereof. A support portion 13c made of a cylindrical rib projecting toward the operation panel 17 is formed at the edge of the through hole 13a.

保持部13bは、貫通孔13aの周囲から操作パネル17に向けて円筒状に突出し、内部に伝達シャフト20A,20Bの鍔部20eを保持する。保持部13bの直径は、貫通孔13aの直径よりも大きく、操作ノブ24A,24Bの操作部24aの直径よりも小さい。 The holding portion 13b cylindrically protrudes from the periphery of the through hole 13a toward the operation panel 17, and holds the flange portions 20e of the transmission shafts 20A and 20B inside. The diameter of the holding portion 13b is larger than the diameter of the through hole 13a and smaller than the diameter of the operating portions 24a of the operating knobs 24A and 24B.

図5を参照すると、節度部13dは、保持部13bの内面から保持部13bの中心に向けて突出する第1部分13eと、ボス14の形成領域を迂回する第2部分13fとを備え、保持部13bの軸方向に延びている。節度部13dの前端は保持部13bの前端よりも背面側に位置され、これらの間に定められた段差が形成されている。第1部分13eの内周には、保持部13bの径方向外向きに窪み、保持部13bの軸方向に延びる節度溝13gが設けられている。節度溝13gの数は、操作ノブ24A,24Bの操作によって空調ユニット1の動作を切り換える数に対応する。第2部分13fは、貫通孔13aを中心とした周方向におけるボス14の両側から、支持部13cにかけて延びている。 Referring to FIG. 5, the moderation portion 13d includes a first portion 13e protruding from the inner surface of the holding portion 13b toward the center of the holding portion 13b, and a second portion 13f bypassing the area where the boss 14 is formed. It extends in the axial direction of the portion 13b. The front end of the detent portion 13d is located on the rear side of the front end of the holding portion 13b, and a defined step is formed therebetween. An inner circumference of the first portion 13e is provided with a moderation groove 13g that is recessed radially outward of the holding portion 13b and extends in the axial direction of the holding portion 13b. The number of moderation grooves 13g corresponds to the number of switches of the operation of the air conditioning unit 1 by operating the operation knobs 24A and 24B. The second portion 13f extends from both sides of the boss 14 in the circumferential direction around the through hole 13a to the support portion 13c.

ボス14は、操作ノブ24A,24Bの操作部24aの外周壁24cと、伝達シャフト20A,20Bのギア部20bの最大外径部との間に位置するように、基板12aから操作パネル17に向けて円筒状に突出している。つまり、ボス14は、操作部24aの外周壁24cとギア部20bの最大外径部との間に配置されていれば、保持部13bの外側に突出していても支持部13cの内側に突出していてもよい。図5を参照すると、本実施形態のボス14は、貫通孔13aの軸線が延びる方向から見て、外周部の一部が保持部13b内に位置するように配置されている。また、円形状のボス14は、円形状の保持部13bに内接する位置に設けられている。 The boss 14 extends from the substrate 12a toward the operation panel 17 so as to be positioned between the outer peripheral wall 24c of the operation portion 24a of the operation knobs 24A and 24B and the maximum outer diameter portion of the gear portion 20b of the transmission shafts 20A and 20B. It protrudes cylindrically. In other words, if the boss 14 is arranged between the outer peripheral wall 24c of the operating portion 24a and the maximum outer diameter portion of the gear portion 20b, it protrudes inward from the support portion 13c even if it protrudes outward from the holding portion 13b. may Referring to FIG. 5, the boss 14 of the present embodiment is arranged such that a part of the outer peripheral portion is located inside the holding portion 13b when viewed from the direction in which the axis of the through hole 13a extends. Further, the circular boss 14 is provided at a position inscribed in the circular holding portion 13b.

図12及び図13に最も明瞭に示すように、ボス14は、保持部13bの前側端から突出している。ボス14の後端と節度部13dの前端との間には、保持部13bと節度部13dの間の段差に相当する隙間16が形成されている。この隙間16の前後方向の間隔Dは、鍔部20eの前後方向の厚みT(図14参照)よりも大きい。この隙間16に鍔部20eが配置されることで、ボス14が保持部13b内に突出していても、伝達シャフト20A,20Bの回動範囲が制限されることはない。 As shown most clearly in Figures 12 and 13, the boss 14 protrudes from the front end of the retaining portion 13b. Between the rear end of the boss 14 and the front end of the detent portion 13d, a gap 16 corresponding to the step between the holding portion 13b and the detent portion 13d is formed. The distance D of the gap 16 in the front-rear direction is larger than the thickness T in the front-rear direction of the flange portion 20e (see FIG. 14). By disposing the collar portion 20e in the gap 16, even if the boss 14 protrudes into the holding portion 13b, the rotation range of the transmission shafts 20A and 20B is not restricted.

図1及び図7に示すように、操作パネル17のノブ配置部18A,18Bは、ベース12に向けて背面側へ窪む円形状の凹部18bをそれぞれ備える。凹部18bの直径は、操作ノブ24A,24Bの操作部24aの直径よりも僅かに大きく、保持部13bの直径よりも大きい。基板12aに対向する凹部18bの底には、挿通孔18aと、ねじ孔19とが設けられている。 As shown in FIGS. 1 and 7, the knob placement portions 18A and 18B of the operation panel 17 each include a circular recess 18b recessed toward the back side toward the base 12. As shown in FIGS. The diameter of the recess 18b is slightly larger than the diameter of the operating portion 24a of the operating knobs 24A, 24B and larger than the diameter of the holding portion 13b. An insertion hole 18a and a screw hole 19 are provided at the bottom of the recess 18b facing the substrate 12a.

挿通孔18aは、シャフト配置部13A,13Bの貫通孔13aよりも小径で、操作ノブ24A,24Bの被連結部24dを貫通可能な範囲で、可能な限り小さい直径で形成された開口である。 The insertion holes 18a are smaller than the through-holes 13a of the shaft placement portions 13A and 13B, and are openings formed with the smallest possible diameter within a range where they can pass through the connected portions 24d of the operation knobs 24A and 24B.

ねじ孔19は、ボス14の前側に対向するように、挿通孔18aの周囲にそれぞれ設けられている。本実施形態では、凹部18bの底からベース12に向けて更に窪み、ボス14の前端に当接する扇形状の窪み18cが設けられ、この窪み18cの底にねじ孔19が形成されている。窪み18cの深さ、つまり凹部18bの底から窪み18cの底までの寸法は、ねじ26の軸方向における頭部26a(図1参照)の厚みよりも大きい。 The screw holes 19 are provided around the insertion holes 18a so as to face the front side of the boss 14. As shown in FIG. In this embodiment, a fan-shaped recess 18c is further recessed from the bottom of the recess 18b toward the base 12 to abut on the front end of the boss 14, and a screw hole 19 is formed at the bottom of this recess 18c. The depth of the recess 18c, that is, the dimension from the bottom of the recess 18b to the bottom of the recess 18c is greater than the thickness of the head 26a (see FIG. 1) of the screw 26 in the axial direction.

図14から図18に示すように、伝達シャフト20A,20Bは、レバー配置部15A,15Bの軸受部15bに軸支される軸部20a、かさ歯車からなるギア部20b、及び操作ノブ24A,24Bを連結する連結部20dを備える。また、伝達シャフト20A,20Bのギア部20bと連結部20dの間には、鍔部20eと挿通部20gとが設けられている。 As shown in FIGS. 14 to 18, the transmission shafts 20A and 20B include a shaft portion 20a supported by the bearing portions 15b of the lever placement portions 15A and 15B, a gear portion 20b composed of bevel gears, and operation knobs 24A and 24B. and a connecting portion 20d for connecting the . A flange portion 20e and an insertion portion 20g are provided between the gear portion 20b and the connecting portion 20d of the transmission shafts 20A and 20B.

鍔部20eは、保持部13b内に配置され、ボス14と節度部13dの間の隙間16に一部が位置する。図18を参照すると、鍔部20eは、保持部13bの内径よりも小さく、保持部13b内で回動可能な範囲で、可能な限り大きい直径で形成されている。鍔部20eには、ボス14に対応する切欠部20fが形成されている。切欠部20fの形状は、保持部13b内に位置するボス14の一部の形状に対応しており、本実施形態では概ね半円形状である。 The collar portion 20e is arranged inside the holding portion 13b and partially positioned in the gap 16 between the boss 14 and the detent portion 13d. Referring to FIG. 18, the collar portion 20e is smaller than the inner diameter of the holding portion 13b and has a diameter as large as possible within the range of rotation within the holding portion 13b. A cutout portion 20f corresponding to the boss 14 is formed in the collar portion 20e. The shape of the notch portion 20f corresponds to the shape of a part of the boss 14 located inside the holding portion 13b, and is generally semicircular in this embodiment.

図19を参照すると、切欠部20fの内径(縁形状)はボス14の外径(外形)よりも大きく、これらの間には直径差に応じた隙間21が形成される。この隙間21は、隙間21分回動した伝達シャフト20A,20Bの回転角度θ1が、図17に示すギア部20bの歯20cの1ピッチ分の回転角度θ2よりも小さくなるように、設定されている。詳しくは、図19では、回転軸Aを中心とした伝達シャフト20A,20Bの周方向の回動によって、ボス14の下部に切欠部20fの縁を当接させた状態を示している。この状態で、回転軸Aを中心とした周方向の隙間21(例えば0.5mm)の角度範囲は、シャフト配置部13A,13Bへの伝達シャフト20A,20Bの組付時、伝達シャフト20A,20Bが回動可能な回転角度θ1(例えば1.9度)に相当する。この回転角度θ1(隙間21の角度範囲)が、図17に示す伝達シャフト20A,20Bのギア部20bの歯20cの1ピッチ分の回転角度θ2(例えば24度)よりも小さくなるように、設定されている。 Referring to FIG. 19, the inner diameter (edge shape) of the notch 20f is larger than the outer diameter (outer shape) of the boss 14, and a gap 21 corresponding to the diameter difference is formed therebetween. The gap 21 is set so that the rotation angle θ1 of the transmission shafts 20A and 20B rotated by the gap 21 is smaller than the rotation angle θ2 corresponding to one pitch of the teeth 20c of the gear portion 20b shown in FIG. there is Specifically, FIG. 19 shows a state in which the transmission shafts 20A and 20B are rotated around the rotation axis A in the circumferential direction so that the edge of the notch 20f is brought into contact with the lower portion of the boss 14. As shown in FIG. In this state, the angular range of the circumferential gap 21 (for example, 0.5 mm) around the rotation axis A is corresponds to a rotatable rotation angle θ1 (for example, 1.9 degrees). This rotation angle θ1 (the angle range of the gap 21) is set to be smaller than the rotation angle θ2 (for example, 24 degrees) corresponding to one pitch of the teeth 20c of the gear portion 20b of the transmission shafts 20A and 20B shown in FIG. It is

図14及び図15に示すように、挿通部20gは、鍔部20eに対してギア部20bの方に隣接して設けられている。挿通部20gは、中間部分が貫通孔13a内に位置するように、シャフト配置部13A,13Bに配置される。挿通部20gは、貫通孔13a内で回動可能な範囲で、可能な限り大きい直径で形成されている。挿通部20gの対向部には一対の切り欠き20hが設けられ、この切り欠き20hの形成部分に弾性的に変形可能な係止片20iがそれぞれ設けられている。係止片20iは、基板12aの前側から貫通孔13aを貫通し、基板12aの背面側で貫通孔13aの周囲に係止する(図4参照)。 As shown in FIGS. 14 and 15, the insertion portion 20g is provided adjacent to the gear portion 20b with respect to the collar portion 20e. The insertion portion 20g is arranged in the shaft arrangement portions 13A and 13B so that the intermediate portion is positioned inside the through hole 13a. The insertion portion 20g is formed with a diameter as large as possible within the range where it can rotate within the through hole 13a. A pair of cutouts 20h are provided in the opposing portion of the insertion portion 20g, and elastically deformable locking pieces 20i are provided in the portions where the cutouts 20h are formed. The locking piece 20i penetrates the through hole 13a from the front side of the board 12a and locks around the through hole 13a on the back side of the board 12a (see FIG. 4).

図14を参照すると、切り欠き20hの形成部分を除く挿通部20gの外周には、保持部13b内に位置する部分に、筒状に突出する1つの突出部(収納部)20jが形成されている。つまり、突出部20jは、軸方向において鍔部20eとギア部20bとの間に設けられている。突出部20jには、節度溝13gに係止する球状の係止部材28と、軸部20aの径方向外側へ係止部材28を付勢するスプリング29とが配置される。伝達シャフト20A,20Bの回転によって係止部材28が節度溝13gに係脱することで、節度感が得られる。よって、ユーザは所定の位置に操作ノブ24A,24Bを正確に止めることができる。 Referring to FIG. 14, on the outer periphery of the inserting portion 20g excluding the portion where the notch 20h is formed, a cylindrical projecting portion (accommodating portion) 20j is formed in a portion positioned within the holding portion 13b. there is That is, the projecting portion 20j is provided between the flange portion 20e and the gear portion 20b in the axial direction. A spherical locking member 28 that locks into the moderation groove 13g and a spring 29 that biases the locking member 28 radially outward of the shaft portion 20a are arranged on the projecting portion 20j. The rotation of the transmission shafts 20A and 20B disengages the engagement member 28 from the detent groove 13g, thereby providing a detent feeling. Therefore, the user can accurately stop the operation knobs 24A and 24B at predetermined positions.

背面側への突出部20jの移動は、支持部13cによって規制されている。つまり、貫通孔13aの周囲への係止片20iの係止と、支持部13cへの突出部20jの当接とによって、伝達シャフト20A,20Bは、前後方向の移動が規制され、シャフト配置部13A,13Bに回動可能に保持される。 The movement of the protruding portion 20j to the rear side is restricted by the support portion 13c. That is, the transmission shafts 20A and 20B are restricted from moving in the longitudinal direction by the engagement of the engagement piece 20i around the through hole 13a and the abutment of the projecting portion 20j on the support portion 13c. It is rotatably held by 13A and 13B.

鍔部20eには、突出部20jに対応する位置を直線状に切り欠いた切欠部20kが設けられている。組付時、切欠部20kには、スプリング29の付勢力に抗して係止部材28を突出部20j内に後退させる治具(図示せず)が配置される。 The collar portion 20e is provided with a notch portion 20k obtained by linearly cutting a position corresponding to the projecting portion 20j. During assembly, a jig (not shown) is arranged in the notch 20k for retracting the locking member 28 into the projecting portion 20j against the biasing force of the spring 29. As shown in FIG.

図1及び図2に示すように、操作ノブ24A,24Bは、前述のように操作パネル17の前面に配置される操作部24aと、操作パネル17を貫通して伝達シャフト20A,20Bに連結される被連結部24dとを備える。そのうち、操作部24aは、ノブ配置部18A,18Bの凹部18b内に配置され、凹部18b内で回動可能な範囲で、可能な限り大きい直径で形成されている。操作部24aは、背面側に向けて突出する円筒状の外周壁24cを備える。背面側に位置する外周壁24cの先端には、窪み18cに配置されたねじ26の頭部26aは干渉しない。 As shown in FIGS. 1 and 2, the operation knobs 24A and 24B are connected to the operation portion 24a arranged on the front surface of the operation panel 17 and the transmission shafts 20A and 20B passing through the operation panel 17 as described above. and a to-be-connected portion 24d. Among them, the operating portion 24a is arranged in the recessed portion 18b of the knob placement portions 18A and 18B, and is formed with a diameter as large as possible within a rotatable range within the recessed portion 18b. The operating portion 24a includes a cylindrical outer peripheral wall 24c protruding toward the rear side. The head 26a of the screw 26 arranged in the recess 18c does not interfere with the tip of the outer peripheral wall 24c located on the back side.

次に、インストルメントパネルへの空調操作装置10の組付作業の一例を説明する。 Next, an example of work for assembling the air conditioning operation device 10 to the instrument panel will be described.

まず、ベース12に対してギアレバー22A,22Bを組み付ける。この際、図示しない冶具によってギアレバー22A,22Bを、ベース12に対して所定の回転角度位置に保持しておく。 First, the gear levers 22A and 22B are assembled to the base 12. As shown in FIG. At this time, the gear levers 22A and 22B are held at a predetermined rotational angular position with respect to the base 12 by a jig (not shown).

続いて、シャフト配置部13A,13Bに伝達シャフト20A,20Bを組み付ける。具体的には、鍔部20eの切欠部20fとボス14の回転角度位置を一致させ、軸部20aの方から伝達シャフト20A,20Bを貫通孔13aに挿入する。この際、切欠部20fとボス14の隙間21分回動した回転角度θ1を、ギア部20bの1ピッチ分の回転角度θ2よりも小さくしているため、伝達シャフト20A,20Bのギア部20bを定められた回転角度に位置合わせできる。 Subsequently, the transmission shafts 20A, 20B are assembled to the shaft placement portions 13A, 13B. Specifically, the notch portion 20f of the collar portion 20e and the rotation angle position of the boss 14 are matched, and the transmission shafts 20A and 20B are inserted into the through hole 13a from the shaft portion 20a. At this time, since the rotation angle θ1 rotated by the gap 21 between the notch portion 20f and the boss 14 is set smaller than the rotation angle θ2 corresponding to one pitch of the gear portion 20b, the gear portions 20b of the transmission shafts 20A and 20B are rotated. Alignable to a defined rotation angle.

ここで、隙間21による回転角度θ1がギア部20bの1ピッチ分の回転角度θ2以上ある場合、ギア部20bは定められた回転角度から位置ズレして組み付けられる可能性がある。しかし、本実施形態では、このような問題の発生を防止でき、伝達シャフト20A,20Bの組付不良を効果的に防止できる。 Here, if the rotation angle θ1 due to the gap 21 is greater than or equal to the rotation angle θ2 for one pitch of the gear portion 20b, there is a possibility that the gear portion 20b will be assembled with a positional deviation from the determined rotation angle. However, in the present embodiment, such problems can be prevented from occurring, and improper assembly of the transmission shafts 20A and 20B can be effectively prevented.

突出部20jが支持部13cに当接する位置まで貫通孔13aに伝達シャフト20A,20Bを挿入すると、係止片20iが基板12aの背面側の貫通孔13aの周囲に係止する。これにより、伝達シャフト20A,20Bがベース12に回動可能に保持される(図6参照)。また、伝達シャフト20A,20Bのギア部20bがギアレバー22A,22Bのギア部22cに噛み合う。 When the transmission shafts 20A and 20B are inserted into the through-holes 13a until the protruding portions 20j contact the supporting portions 13c, the locking pieces 20i are locked around the through-holes 13a on the back side of the substrate 12a. As a result, the transmission shafts 20A and 20B are rotatably held by the base 12 (see FIG. 6). Also, the gear portions 20b of the transmission shafts 20A and 20B mesh with the gear portions 22c of the gear levers 22A and 22B.

次に、ギアレバー22A,22Bにケーブル2A,2Bを接続する。この状態で、インストルメントパネルの背面側にベース12を組み付ける(仮止め)。 Next, the cables 2A, 2B are connected to the gear levers 22A, 22B. In this state, the base 12 is assembled (temporarily attached) to the rear side of the instrument panel.

続いて、インストルメントパネルの前側から操作パネル17を配置した後(図7参照)、操作パネル17の前側からねじ26をねじ孔19に挿入してボス14に締め付ける。その後、ノブ配置部18A,18Bに操作ノブ24A,24Bを組み付ける。具体的には、被連結部24dを挿通孔18aに挿入し、操作パネル17の背面側で被連結部24dを連結部20dに連結するとともに、操作部24aを凹部18b内に配置する。これにより、図8に示すように、操作部24aによってねじ26が覆い隠され、一連の組立作業が完了する。 Subsequently, after placing the operation panel 17 from the front side of the instrument panel (see FIG. 7), the screw 26 is inserted into the screw hole 19 from the front side of the operation panel 17 and tightened to the boss 14 . After that, the operation knobs 24A, 24B are assembled to the knob placement portions 18A, 18B. Specifically, the connected portion 24d is inserted into the insertion hole 18a, and the connected portion 24d is connected to the connecting portion 20d on the back side of the operation panel 17, and the operating portion 24a is arranged in the recess 18b. As a result, as shown in FIG. 8, the screw 26 is covered by the operating portion 24a, completing a series of assembly operations.

以上のように、本実施形態では、操作パネル17の前側からねじ孔19に挿入したねじ26をベース12のボス14に締め付けることで、操作パネル17をベース12に締結できる。よって、インストルメンツパネルに対するベース12の組付後、ベース12への操作パネル17の組み付けが可能なため、組付作業性を向上できる。 As described above, in this embodiment, the operation panel 17 can be fastened to the base 12 by tightening the screws 26 inserted into the screw holes 19 from the front side of the operation panel 17 to the bosses 14 of the base 12 . Therefore, since the operation panel 17 can be assembled to the base 12 after the base 12 has been assembled to the instrument panel, the assembly workability can be improved.

ボス14とねじ孔19が操作ノブ24A,24Bの外形よりも内側に配置されているため、ベース12への操作パネル17の締結後、操作パネル17に配置した操作ノブ24A,24Bによってねじ26を遮蔽できる。よって、操作パネル17の美観が損なわれることを防止できる。 Since the bosses 14 and the screw holes 19 are arranged inside the contours of the operation knobs 24A and 24B, after the operation panel 17 is fastened to the base 12, the screws 26 are tightened by the operation knobs 24A and 24B arranged on the operation panel 17. can be shielded. Therefore, it is possible to prevent the appearance of the operation panel 17 from being spoiled.

ボス14を保持部13bの内側に配置しているため、ねじ26を覆う操作ノブ24A,24Bの外形を小さくでき、車両用空調操作装置全体の小型化も可能である。また、伝達シャフト20A,20Bの鍔部20eにボス14に対応する切欠部20fを設けているため、切欠部20fによってボス14への鍔部20eの干渉を防止しつつ、貫通孔13aを通してベース12に伝達シャフト20A,20Bを確実に組み付けることができる。 Since the boss 14 is arranged inside the holding portion 13b, the outer shape of the operation knobs 24A and 24B covering the screw 26 can be reduced, and the size of the vehicle air conditioning operation device as a whole can also be reduced. Further, since the flanges 20e of the transmission shafts 20A and 20B are provided with the cutouts 20f corresponding to the bosses 14, the cutouts 20f prevent the flanges 20e from interfering with the bosses 14, and the base 12 is transmitted through the through holes 13a. , the transmission shafts 20A and 20B can be reliably assembled.

ボス14と節度部13dの間に鍔部20eの厚みTよりも大きい間隔Dの隙間16が形成されているため、ボス14を保持部13b内に配置しても、伝達シャフト20A,20Bの回動範囲は制限されない。よって、操作ノブ24A,24Bの回動範囲の設定の自由度を向上できる。 Since a gap 16 having a distance D larger than the thickness T of the collar portion 20e is formed between the boss 14 and the detent portion 13d, even if the boss 14 is arranged in the holding portion 13b, the transmission shafts 20A and 20B cannot rotate. Range of motion is not limited. Therefore, it is possible to improve the degree of freedom in setting the rotation ranges of the operation knobs 24A and 24B.

ベース12に対して伝達シャフト20A,20Bを前側から組み付けるため、ギア部20bとしてかさ歯車を使用できる。よって、操作ノブ24A,24Bの回動操作を空調ユニット1に伝達するケーブル2A,2Bの配索性と、操作ノブ24A,24Bの操作性を向上できる。詳しくは、ベース12に対して伝達シャフト20A,20Bを背面側から組み付ける場合、組み付け上の制約によって、ギアレバー22A,22Bの回転軸が操作ノブ24A,24Bの回転軸Aと平行に位置するようにしか、ギアレバー22A,22Bを配置できない。そのため、操作ノブ24A,24Bのギア部20bとしては平歯車しか選択できない。この場合、空調ユニット1に伝達するケーブル2A,2Bの配索性が好ましくないうえ、操作ノブ24A,24Bの回転操作の抵抗になるという不都合がある。しかし、本実施形態ではギア部20b,22cとしてかさ歯車を用いることができる。よって、ギアレバー22A,22Bの回転軸が操作ノブ24A,24Bの回転軸Aと直交するように、ギアレバー22A,22Bを配置できるため、これらの問題を改善できる。 Since the transmission shafts 20A and 20B are attached to the base 12 from the front side, a bevel gear can be used as the gear portion 20b. Therefore, it is possible to improve the routing of the cables 2A and 2B that transmit the turning operations of the operation knobs 24A and 24B to the air conditioning unit 1 and the operability of the operation knobs 24A and 24B. Specifically, when the transmission shafts 20A and 20B are assembled to the base 12 from the rear side, due to assembly restrictions, the rotation axes of the gear levers 22A and 22B are positioned parallel to the rotation axes A of the operation knobs 24A and 24B. Only the gear levers 22A and 22B can be arranged. Therefore, only spur gears can be selected as the gear portion 20b of the operation knobs 24A and 24B. In this case, the routing of the cables 2A and 2B for transmission to the air-conditioning unit 1 is not preferable, and there is a problem that the operation knobs 24A and 24B become resistant to rotating operations. However, in this embodiment, bevel gears can be used as the gear portions 20b and 22c. Therefore, since the gear levers 22A, 22B can be arranged so that the rotation axis of the gear levers 22A, 22B is orthogonal to the rotation axis A of the operation knobs 24A, 24B, these problems can be improved.

なお、本発明の車両用空調操作装置10は、前記実施形態の構成に限定されず、種々の変更が可能である。 In addition, the vehicle air conditioning operation device 10 of the present invention is not limited to the configuration of the above-described embodiment, and various modifications are possible.

例えば、操作ノブ24A,24Bによってねじ26を遮蔽可能であれば、図20に示すように、ボス14は保持部13bよりも外側に設けてもよい。このようにしても、ボス14に伝達シャフト20A,20B(鍔部20e)が干渉しないため、組付作業性を向上できる。この変形例のシャフト配置部13A,13Bは、前記実施形態と同様に、貫通孔、保持部13b、及び節度部を備える。また、伝達シャフト20A,20Bは、軸部、ギア部、連結部、及び鍔部20eを備える。鍔部20eには、図18に示す切欠部20fは設けられていない。 For example, if the screw 26 can be shielded by the operation knobs 24A and 24B, the boss 14 may be provided outside the holding portion 13b as shown in FIG. Even in this case, the transmission shafts 20A and 20B (flange 20e) do not interfere with the boss 14, so that assembling workability can be improved. Shaft placement portions 13A and 13B of this modified example include through holes, holding portions 13b, and moderation portions, as in the above-described embodiment. Further, the transmission shafts 20A and 20B are provided with a shaft portion, a gear portion, a connecting portion, and a collar portion 20e. The notch 20f shown in FIG. 18 is not provided in the flange 20e.

シャフト配置部13A,13Bには、節度部13dを設けなくてもよい。切欠部20fの形状は、ボス14と同軸の円弧状に限られず、四角形等の多角形状としてもよい。また、隙間21(回転角度θ1)とギア部20bのピッチ(回転角度θ2)の関係は、ベース12、伝達シャフト20A,20B、ギアレバー22A,22Bに位置合わせ用の印を設ければ、必要に応じて変更が可能である。 The moderation portion 13d may not be provided in the shaft placement portions 13A and 13B. The shape of the notch 20f is not limited to an arcuate shape coaxial with the boss 14, and may be a polygonal shape such as a square. Further, the relationship between the gap 21 (rotational angle θ1) and the pitch (rotational angle θ2) of the gear portion 20b can be determined by providing alignment marks on the base 12, the transmission shafts 20A and 20B, and the gear levers 22A and 22B. can be changed accordingly.

伝達シャフト及び操作ノブは、1組だけであってもよいし、3組以上であってもよい。3組以上設ける場合、締結部材(ねじ26)を固定する固定部(ボス14)と挿入孔(ねじ孔19)は、3組のうちの1つのみに設けてもよいが、2つ以上に設けることが好ましい。 Only one set of the transmission shaft and the operation knob may be provided, or three or more sets may be provided. When three or more sets are provided, the fixing portion (boss 14) for fixing the fastening member (screw 26) and the insertion hole (screw hole 19) may be provided in only one of the three sets. It is preferable to provide

1…空調ユニット
2A,2B…ケーブル
10…車両用空調操作装置
12…ベース
12a…基板
12b…突出板
12c…枠板
12d…枠板
13A,13B…シャフト配置部
13a…貫通孔
13b…保持部
13c…支持部
13d…節度部
13e…第1部分
13f…第2部分
13g…節度溝
14…ボス(固定部)
15A,15B…レバー配置部
15a…円筒部
15b…軸受部
16…隙間
17…操作パネル
18A,18B…ノブ配置部
18a…挿通孔
18b…凹部
18c…窪み
19…ねじ孔(挿入孔)
20A,20B…伝達シャフト
20a…軸部
20b…ギア部
20c…歯
20d…連結部
20e…鍔部
20f…切欠部
20g…挿通部
20h…切り欠き
20i…係止片
20j…突出部(収納部)
20k…切欠部
21…隙間
22A,22B…ギアレバー
22a…基部
22b…ケーブル接続部
22c…ギア部
24A,24B…操作ノブ
24a…操作部
24b…摘まみ
24c…外周壁
24d…被連結部
24e…係止片
24f…嵌入孔
26…ねじ(締結部材)
26a…頭部
28…係止部材
29…スプリング
A…伝達シャフトの回転軸
DESCRIPTION OF SYMBOLS 1... Air-conditioning unit 2A, 2B... Cable 10... Vehicle air-conditioning operation apparatus 12... Base 12a... Substrate 12b... Projection plate 12c... Frame plate 12d... Frame plate 13A, 13B... Shaft arrangement part 13a... Through hole 13b... Holding part 13c ... support part 13d... detent part 13e... first part 13f... second part 13g... detent groove 14... boss (fixed part)
15A, 15B... Lever arrangement part 15a... Cylindrical part 15b... Bearing part 16... Gap 17... Operation panel 18A, 18B... Knob arrangement part 18a... Insertion hole 18b... Recess 18c... Recess 19... Screw hole (insertion hole)
20A, 20B transmission shaft 20a axial portion 20b gear portion 20c tooth 20d connecting portion 20e collar portion 20f notch portion 20g insertion portion 20h notch 20i locking piece 20j projecting portion (accommodating portion)
20k... Notch 21... Gap 22A, 22B... Gear lever 22a... Base 22b... Cable connection part 22c... Gear part 24A, 24B... Operation knob 24a... Operation part 24b... Knob 24c... Outer wall 24d... Connected part 24e... Engagement Stop piece 24f... Fitting hole 26... Screw (fastening member)
26a...Head 28...Locking member 29...Spring A...Rotating shaft of transmission shaft

Claims (6)

ベースと、
前記ベースに回動可能に配置された伝達シャフトと、
前記ベースの前側に配置され、前記伝達シャフトに対向する挿通孔を有する操作パネルと、
前記操作パネルの前面に配置され、前記挿通孔を通して前記伝達シャフトに連結された操作ノブと
を備え、
前記ベースは貫通孔と、前記貫通孔の周囲から前記操作パネルに向けて突出する筒状の保持部と、締結部材が固定される固定部とを備え
前記伝達シャフトは、前記保持部内に配置されて前記保持部によって径方向への移動が規制された鍔部を備え、
前記固定部は、前記貫通孔の軸線が延びる方向から見て少なくとも一部が前記保持部内に位置し、前記操作パネルに向けて突出するように形成され、
前記鍔部には、前記保持部内に位置する前記固定部に対応する切欠部が形成され、
前記操作パネルの前記挿通孔の周囲には、前記固定部に対向し、前記締結部材が挿入される挿入孔が設けられており、
前記固定部と前記挿入孔は、前記操作ノブの外形よりも内側に配置されている、車両用空調操作装置。
a base;
a transmission shaft rotatably disposed on the base;
an operation panel disposed on the front side of the base and having an insertion hole facing the transmission shaft;
an operation knob arranged on the front surface of the operation panel and connected to the transmission shaft through the insertion hole,
The base includes a through hole, a cylindrical holding portion projecting from the periphery of the through hole toward the operation panel, and a fixing portion to which a fastening member is fixed,
the transmission shaft includes a collar portion disposed within the holding portion and having radial movement restricted by the holding portion;
At least a portion of the fixing portion is positioned within the holding portion when viewed from the direction in which the axis of the through hole extends, and is formed to protrude toward the operation panel,
A notch portion corresponding to the fixing portion located in the holding portion is formed in the collar portion,
An insertion hole is provided around the insertion hole of the operation panel so as to face the fixing portion and into which the fastening member is inserted,
The vehicle air conditioning operation device, wherein the fixing portion and the insertion hole are arranged inside an outer shape of the operation knob.
記伝達シャフトは、前記操作パネル側から前記貫通孔を通して前記ベースの背面側に配置されたギア部を備え、
前記固定部は、前記ギア部の最大外径部分よりも外側に配置されている、請求項1に記載の車両用空調操作装置。
The transmission shaft includes a gear portion arranged on the back side of the base through the through hole from the operation panel side,
2. The vehicle air conditioning operation device according to claim 1, wherein said fixing portion is arranged outside a maximum outer diameter portion of said gear portion.
前記切欠部の縁形状は前記固定部の外形よりも大きく、
前記伝達シャフトの回転軸を中心とした周方向における前記切欠部と前記固定部の隙間は、この隙間分回動した前記伝達シャフトの回転角度が、前記ギア部の歯の1ピッチ分の回転角度よりも小さくなるように、設定されている、請求項に記載の車両用空調操作装置。
an edge shape of the notch portion is larger than an outer shape of the fixing portion;
The gap between the notch portion and the fixed portion in the circumferential direction about the rotation axis of the transmission shaft is such that the rotation angle of the transmission shaft rotated by this gap corresponds to the rotation angle of one pitch of the teeth of the gear portion. 3. The vehicle air conditioning operation device according to claim 2 , which is set to be smaller than .
前記伝達シャフトの軸方向における前記鍔部と前記ギア部との間には、径方向外側に付勢された係止部材を収納する収納部が設けられ、
前記保持部内には、前記係止部材が係脱する節度溝を有する節度部が設けられており、
前記固定部の後端と前記節度部の前端との間には、前記鍔部の前後方向の厚みよりも大きい間隔の隙間が形成されている、請求項又はに記載の車両用空調操作装置。
A housing portion for housing a locking member biased radially outward is provided between the flange portion and the gear portion in the axial direction of the transmission shaft,
A detent portion having a detent groove for engaging and disengaging the locking member is provided in the holding portion,
4. The vehicular air-conditioning operation according to claim 2 , wherein a gap is formed between the rear end of the fixed portion and the front end of the moderation portion, the gap being larger than the thickness of the flange portion in the front-rear direction. Device.
前記ギア部はかさ歯車である、請求項2からのいずれか1項に記載の車両用空調操作装置。 The vehicle air conditioning operation device according to any one of claims 2 to 4 , wherein the gear portion is a bevel gear. ベースと、
前記ベースに回動可能に配置された伝達シャフトと、
前記ベースの前側に配置され、前記伝達シャフトに対向する挿通孔を有する操作パネルと、
前記操作パネルの前面に配置され、前記挿通孔を通して前記伝達シャフトに連結された操作ノブと
を備え、
前記ベースは、貫通孔と、前記貫通孔の周囲から前記操作パネルに向けて突出する筒状の保持部と、締結部材が固定される固定部とを備え、
前記伝達シャフトは、前記保持部内に配置されて前記保持部によって径方向への移動が規制された部を備え、
前記固定部は、前記貫通孔の軸線が延びる方向から見て前記保持部よりも外側に形成され、
前記操作パネルの前記挿通孔の周囲には、前記固定部に対向し、前記締結部材が挿入される挿入孔が設けられており、
前記固定部と前記挿入孔は、前記操作ノブの外形よりも内側に配置されている、車両用空調操作装置。
a base;
a transmission shaft rotatably disposed on the base;
an operation panel disposed on the front side of the base and having an insertion hole facing the transmission shaft;
an operation knob arranged on the front surface of the operation panel and connected to the transmission shaft through the insertion hole;
with
The base includes a through hole, a cylindrical holding portion projecting from the periphery of the through hole toward the operation panel, and a fixing portion to which a fastening member is fixed ,
the transmission shaft includes a collar portion disposed within the holding portion and having radial movement restricted by the holding portion ;
The fixing portion is formed outside the holding portion when viewed from the direction in which the axis of the through hole extends ,
An insertion hole is provided around the insertion hole of the operation panel so as to face the fixing portion and into which the fastening member is inserted,
The vehicle air conditioning operation device, wherein the fixing portion and the insertion hole are arranged inside an outer shape of the operation knob .
JP2018139426A 2018-07-25 2018-07-25 Vehicle air conditioning control device Active JP7158937B2 (en)

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Citations (3)

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