JP3358529B2 - Air outlet structure of instrument panel - Google Patents
Air outlet structure of instrument panelInfo
- Publication number
- JP3358529B2 JP3358529B2 JP09685598A JP9685598A JP3358529B2 JP 3358529 B2 JP3358529 B2 JP 3358529B2 JP 09685598 A JP09685598 A JP 09685598A JP 9685598 A JP9685598 A JP 9685598A JP 3358529 B2 JP3358529 B2 JP 3358529B2
- Authority
- JP
- Japan
- Prior art keywords
- locking claw
- outer case
- fitting hole
- instrument panel
- rim
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
- 210000000078 claw Anatomy 0.000 claims description 57
- 238000007688 edging Methods 0.000 claims description 14
- 230000002093 peripheral effect Effects 0.000 claims description 11
- 238000012423 maintenance Methods 0.000 description 3
- 238000003780 insertion Methods 0.000 description 2
- 230000037431 insertion Effects 0.000 description 2
- 238000007664 blowing Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
Landscapes
- Instrument Panels (AREA)
- Air-Conditioning For Vehicles (AREA)
Description
【０００１】[0001]
【発明の属する技術分野】本発明は車室内に冷気、暖
気、又は空調後の空気を吹出させるインストゥルパネル
（以下インパネという）の空気吹出口構造に関する。BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to an air outlet structure of an instrument panel (hereinafter referred to as an instrument panel) for blowing cool air, warm air, or air-conditioned air into a vehicle interior.
【０００２】[0002]
【従来の技術】図５は従来のインパネ１の空気吹出口構
造を示す概略図で、１はインパネ１、２は空気吹出口形
成材を取付けるための嵌合孔２である。前記嵌合孔２に
取付ける空気吹出口形成材は、前記嵌合孔２に嵌合する
円筒状のアウタケース３とこのアウタケース３に嵌合す
る円筒状のインナケース４とから成っていて、前記嵌合
孔２を介してインパネ１内からエアダクト１５を引出し
てこれをアウタケース３の装入方向先端部に固定した
後、嵌合孔２にアウタケース３を固定するように構成さ
れている。2. Description of the Related Art FIG. 5 is a schematic view showing a structure of an air outlet of a conventional instrument panel 1. Reference numeral 1 denotes an instrument panel 1, and 2 denotes a fitting hole 2 for mounting an air outlet forming material. The air outlet forming material attached to the fitting hole 2 includes a cylindrical outer case 3 fitted to the fitting hole 2 and a cylindrical inner case 4 fitted to the outer case 3. After the air duct 15 is pulled out from the inside of the instrument panel 1 through the fitting hole 2 and is fixed to the leading end of the outer case 3 in the loading direction, the outer case 3 is fixed to the fitting hole 2. .
【０００３】そして図６に示すように、アウタケース３
のフランジ３ａ側外周面部に、図示しないスリットによ
り弾性的に可撓可能な係止部本体７ａを形成し、この係
止部本体７ａに前記縁取り部２ａと楔的に嵌合して前記
嵌合孔２の通過が許容されると共に嵌合孔２通過時に弾
性復帰して前記アウタケースのフランジ３ａと共に前記
嵌合孔２の縁取り部２ａを挟持する係止爪７を設けてい
る。そして、アウタケース３の内周面には円周方向に沿
った延びた係合凹部１２を、インナケース４の外周面に
は前記係合凹部１２と係合する係合凸部１３を形成する
ことにより、インナケース４の回転を許容すると共に軸
方向への移動を規制し、アウタケース３とインナケース
４間からの空気の漏れ出しを防ぐようになっている。従
って、前記インナケース４の車室側端部内周面に図示し
ないシャッタ、グリル又はフィンが取付けると、インナ
ケース４の回転により空気吹出口５方向を上下左右に自
由に変更できると共に、風量の調節でき、体感上、快適
な居住空間が得られる。[0003] Then, as shown in FIG.
An engaging portion main body 7a which is elastically flexible by a slit (not shown) is formed on the outer peripheral surface portion on the flange 3a side, and the engaging portion main body 7a is wedge-fitted to the rim portion 2a. A locking claw 7 that allows the passage of the hole 2 and elastically returns when passing through the fitting hole 2 and that sandwiches the rim 2a of the fitting hole 2 together with the flange 3a of the outer case is provided. An engaging recess 12 extending along the circumferential direction is formed on the inner peripheral surface of the outer case 3, and an engaging convex portion 13 engaging with the engaging concave portion 12 is formed on the outer peripheral surface of the inner case 4. Thus, rotation of the inner case 4 is allowed and movement in the axial direction is restricted, so that leakage of air from between the outer case 3 and the inner case 4 is prevented. Therefore, when a shutter, grill or fin (not shown) is attached to the inner peripheral surface of the inner case 4 at the side of the cabin side, the direction of the air outlet 5 can be freely changed up, down, left and right by the rotation of the inner case 4, and the air volume is adjusted A comfortable living space can be obtained.
【０００４】[0004]
【発明が解決しようとする課題】しかし、前記空気吹出
口構造では、嵌合孔にアウタケースを一旦嵌合してしま
うと、インナケースを径方向内方に撓ませることができ
ないので、メンテナンス等を行うにはアウタケース及び
インナケースを壊す以外に対応することができないとい
う問題がある。However, in the air outlet structure, once the outer case is fitted in the fitting hole, the inner case cannot be bent inward in the radial direction, so that maintenance and the like are not possible. However, there is a problem that it is impossible to cope with it except to break the outer case and the inner case.
【０００５】この発明の目的は前記事情に鑑みてなされ
たものであり、その目的はアウタケース及びインナケー
スを壊すことなく誰で簡単にインパネからアウタケース
及びインナケースを取外せるように構成したインパネの
空気吹出口構造を提供することにある。An object of the present invention has been made in view of the above circumstances, and an object of the present invention is to provide an instrument panel configured so that anyone can easily remove the outer case and the inner case from the instrument panel without breaking the outer case and the inner case. Another object of the present invention is to provide an air outlet structure.
【０００６】[0006]
【課題を解決するための手段】前記目的を達成するため
請求項１に係る発明は、インストゥルパネルに開設さ
れ、内周面より中心方向に突設する縁取り部を有する円
形嵌合穴と、該嵌合穴に前面に設けた取付フランジまで
収納され、該嵌合孔を介して送気ダクトと連結するアウ
タケースと、該アウタケースに回転自在に収納されて実
質的に空気吹出口を区画するインナケースと、前記アウ
タケース外周面の取付フランジ対面位置に突設し、弾性
力に抗して径方向内方に変位する係止爪と、前記円形嵌
合穴の内周側に、前記突設した縁取り部と周方向に隣接
して、前記係止爪より大なる幅を有する切欠き部とを具
え、前記係止爪を前記縁取り部と対面させた状態で、ア
ウタケースを嵌合穴に押込む事により、前記係止爪が前
記縁取り部により径方向内方に変位しながら通過すると
共に、通過時に弾性復帰して前記係止爪と取付フランジ
間で前記縁取り部を挟持し、一方、前記係止爪と取付フ
ランジ間で前記縁取り部を挟持した状態でアウタケース
を嵌合穴に所定角度回動する事により前記係止爪が前記
縁取り部から抜け出して切欠部と対面し、アウタケース
の嵌合穴よりの抜け出しを許容可能に構成したことを特
徴とするものである。According to a first aspect of the present invention, there is provided a circular fitting hole formed in an instrument panel and having a rim portion protruding from an inner peripheral surface toward a center. An outer case which is housed in the fitting hole up to a mounting flange provided on the front surface and is connected to the air supply duct through the fitting hole, and which is rotatably housed in the outer case and substantially defines an air outlet. An inner case, a locking claw that protrudes from the outer case outer peripheral surface at a position facing the mounting flange, and that is displaced radially inward against elastic force; and an inner circumferential side of the circular fitting hole, The outer case is fitted with a notch having a width larger than the locking claw, which is adjacent to the protruding rim and circumferentially adjacent thereto, and the locking claw faces the rim. By pushing it into the hole, the locking claw is While passing while displacing inward, it elastically returned when passing and sandwiched the edging portion between the locking claw and the mounting flange, while holding the edging portion between the locking claw and the mounting flange. By rotating the outer case to the fitting hole by a predetermined angle in the state, the locking claw comes out of the edging portion, faces the notch portion, and is configured to allow the outer case to come out of the fitting hole. It is a feature.
【０００７】かかる発明によれば、インパネの嵌合孔か
らダクトを引出してこれをアウタケースに連結した後、
該嵌合孔にフランジ側と反対側端部を嵌合孔に臨ませて
アウタケースを軸方向に押込んで収納する嵌合孔の縁取
り部に係止爪が当接するが、アウタケースを更に押圧す
ると、係止爪上面が縁取り部下面により押圧されて係止
爪が弾性力に抗して半径方向内方に可撓する。この状態
でさらに押込む事により、係止爪は径方向内方への変位
を続けた後、前記嵌合孔を通過した時点で弾性復帰す
る。この係止爪の弾性復帰により、嵌合孔の縁取り部は
アウタケースのフランジと共に挟持されることとなる。
従って、嵌合孔にアウタケースを押込むだけで誰でも簡
単にアウタケースの係止を行うことができる。According to this invention, after the duct is pulled out from the fitting hole of the instrument panel and connected to the outer case,
The locking claw abuts on the edge of the fitting hole for receiving the outer case by pressing the outer case in the axial direction with the end opposite to the flange side facing the fitting hole and pressing the outer case further. Then, the upper surface of the locking claw is pressed by the lower surface of the edging portion, and the locking claw is flexed inward in the radial direction against the elastic force. By further pushing in this state, the locking claw continues to be displaced radially inward, and then elastically returns when passing through the fitting hole. By the elastic return of the locking claw, the rim of the fitting hole is clamped together with the flange of the outer case.
Therefore, anyone can easily lock the outer case simply by pushing the outer case into the fitting hole.
【０００８】アウタケース係止後、ダクトとアウタケー
スとの連結状態を検査する等各種メインテナンスの必要
性から、インパネからアウタケースを取外す必要がある
場合は、アウタケースを周方向に回動させて切欠き部内
に係止爪を位置させた状態でアウタケースを引抜けば誰
でも簡単にアウタケースを取外すことができる。After the outer case is locked, if it is necessary to remove the outer case from the instrument panel due to the necessity of various maintenances such as checking the connection state between the duct and the outer case, the outer case is rotated in the circumferential direction. Anyone can easily remove the outer case by pulling out the outer case with the locking claw positioned in the notch.
【０００９】しかし係る請求項１記載の発明では、振動
（共振）等によって万一アウタケースが回転してしまう
と、切欠部内に係止爪が移動してしまい、このためにイ
ンパネからアウタケースが抜け出してしまうという恐れ
がある。そこで、請求項２に係る発明では、前記縁取り
部の周方向の幅を係止爪幅より大に設定しつつ前記縁取
り部の係止爪と対面する側の、前記係止爪幅より大なる
周方向離間間隔位置に、前記係止爪の一側面と当接して
回動を規制する回転規制部と、前記係止爪が弾性変形し
ながら乗り上げて、切欠き部側への移動を許容する傾斜
面を有する係止部とを設けたことを特徴としている。However, according to the first aspect of the invention, if the outer case is rotated due to vibration (resonance) or the like, the locking claw is moved into the cutout portion, so that the outer case is displaced from the instrument panel. There is a risk of getting out. Therefore, in the invention according to claim 2, the circumferential width of the edging portion is set to be larger than the locking claw width, and the circumferential width of the edging portion on the side facing the locking claw is larger than the locking claw width. A rotation restricting portion that restricts rotation by contacting one side surface of the locking claw at a circumferentially spaced position, and allows the locking claw to ride up while being elastically deformed and to move toward the notch portion; A locking portion having an inclined surface is provided.
【００１０】かかる発明によれば、係止部と回転規制部
とにより係止爪の回転を規制し、インパネからアウタケ
ースの抜け出しを規制している。また、前記係止部は切
欠き部側への移動を許容する傾斜面を有すればその形状
は制限を受けないが、例えば断面山形、好ましくは有底
裁頭円錐状とすることにより、係止爪の係止を工具等に
より簡単に解除することが可能となり、請求項１に係る
発明がもつアウタケースの係脱機能をそのまま維持する
ことができる。[0010] According to this invention, the rotation of the locking claw is restricted by the locking portion and the rotation restricting portion, so that the outer case is prevented from coming off from the instrument panel. The shape of the locking portion is not limited as long as the locking portion has an inclined surface that allows movement to the notch portion side. The locking of the pawl can be easily released with a tool or the like, and the function of engaging and disengaging the outer case according to the first aspect of the invention can be maintained as it is.
【００１１】[0011]
【発明の実施の形態】以下に、本発明の一実施形態を添
付図面を参照して例示的に詳述する。なお従来の空気吹
出口構造と同様乃至同一の構成については説明を省略す
る。図１はインパネ１の空気吹出口構造を示し、図２は
図１のＡ−Ａ線断面におけるインパネ１の嵌合孔２とア
ウタケース３の断面形状を示している。図１、図２にお
いて１はインパネ、２は空気吹出口形成材を取付けるた
めの嵌合孔２である。係る嵌合孔２に取付けられ実質的
に空気吹出口５を形成する空気吹出口形成材は、嵌合孔
２と嵌合する円筒状のアウタケース３とこのアウタケー
ス３と嵌合する円筒状のインナケース４とから成ってい
て、例えば嵌合孔２にアウタケース３を取付けた後、ア
ウタケース３にインナケース４を嵌合することにより、
インパネ１に空気吹出口５を形成することが出来る。前
記アウタケース３にはそのフランジ３ａ側外周面に係止
爪７が設けられ、この係止爪７と嵌合孔２の縁取り部２
ａとで前記アウタケース３のフランジ３ａを挟持して、
これによりインパネ１にアウタケース３を固定するよう
に構成されている。DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS An embodiment of the present invention will be described in detail below with reference to the accompanying drawings. The description of the same or the same configuration as the conventional air outlet structure is omitted. FIG. 1 shows the air outlet structure of the instrument panel 1, and FIG. 2 shows the cross-sectional shape of the fitting hole 2 and the outer case 3 of the instrument panel 1 along the line AA in FIG. 1 and 2, reference numeral 1 denotes an instrument panel, and 2 denotes a fitting hole 2 for mounting an air outlet forming material. The air outlet forming material attached to the fitting hole 2 and substantially forming the air outlet 5 includes a cylindrical outer case 3 fitted to the fitting hole 2 and a cylindrical outer case 3 fitted to the outer case 3. For example, after the outer case 3 is attached to the fitting hole 2, the inner case 4 is fitted to the outer case 3.
The air outlet 5 can be formed in the instrument panel 1. The outer case 3 is provided with a locking claw 7 on the outer peripheral surface on the flange 3a side, and the locking claw 7 and the rim 2 of the fitting hole 2 are formed.
a and the flange 3a of the outer case 3
Thereby, the outer case 3 is fixed to the instrument panel 1.
【００１２】係る係止爪７は本実施形態にあっては、図
１に示す如くフランジ３ａに沿って適宜延びた第一スリ
ット８ａとこの第一スリット８ａの両端部から装入方向
先端部側へ適宜延びた一対の第二スリット８ｂとの内側
に区画され、径方向内方への押圧力が付勢されることに
より径方向内方に可撓する係止部本体７ａと、この係止
部本体７ａに設けられ前記縁取り部２ａと楔的に嵌合し
て係止部本体７ａを径方向内方に可撓させる斜面部７ｂ
と、この斜面部７ｂが縁取り部２ａを通過して弾性復帰
したとき、前記フランジ３ａと共に縁取り部２ａを挟持
する挟持面部７ｃとから構成されている。In the present embodiment, the locking claw 7 is provided with a first slit 8a appropriately extending along the flange 3a as shown in FIG. 1, and a leading end side in the loading direction from both ends of the first slit 8a. And a locking portion main body 7a which is partitioned inside a pair of second slits 8b which are appropriately extended, and which is flexible in a radially inward direction when a pressing force in a radially inward direction is urged. Slope portion 7b provided on main body 7a and fitted to edge portion 2a in a wedge-like manner to flex locking portion main body 7a radially inward.
And a clamping surface 7c for clamping the rim 2a together with the flange 3a when the slope 7b passes through the rim 2a and returns elastically.
【００１３】従って、係る構成では、図３（ａ），
（ｂ）に示すように、係止爪７の嵌合度（装入方向への
装入度）が増すに連れ、縁取り部２ａ下端が斜面部７ｂ
に作用する押圧力（反力）で弾性力に抗して弾性係止部
が径方向内方に可撓しするようになり、図３（ｃ）に示
すように縁取り部２ａを通過すると、自身の弾性復帰に
より係止爪７の挟持面部７ｃとフランジ３ａとで縁取り
部２ａを挟持することができる。Therefore, in such a configuration, FIG.
As shown in (b), as the degree of fitting of the locking claw 7 (the degree of insertion in the insertion direction) increases, the lower end of the rim portion 2a becomes inclined 7b.
When the elastic locking portion is flexed inward in the radial direction against the elastic force by the pressing force (reaction force) acting on the edge portion, as shown in FIG. The edge 2a can be clamped between the clamping surface 7c of the locking claw 7 and the flange 3a by its own elastic return.
【００１４】しかし係る構造のみではメンテナンス等の
必要時にインパネ１からアウタケース３を取外すことが
できない。そこで本実施形態にあっては、図２に示すよ
うに、前記嵌合孔２を区画する縁取り部２ａの一部を係
止爪７幅より大なる幅で円周方向に沿って切り欠いて、
係止爪７が円周方向において遊嵌する切欠部６が形成さ
れ、アウタケース３をその軸心線回りに回動したとき切
欠部６内に前記係止部７が遊嵌するようなっている。However, with such a structure alone, the outer case 3 cannot be removed from the instrument panel 1 when maintenance or the like is necessary. Therefore, in the present embodiment, as shown in FIG. 2, a part of the edging portion 2a defining the fitting hole 2 is cut out along the circumferential direction with a width larger than the width of the locking claw 7. ,
A notch 6 into which the locking claw 7 is loosely fitted in the circumferential direction is formed, and the locking portion 7 is loosely fitted into the notch 6 when the outer case 3 is rotated around its axis. I have.
【００１５】このため、アウタケース３をその軸心線回
りに回転させて切欠部６内に係止爪７を位置させて引抜
くだけで誰でも簡単にアウタケース３を抜取ることが可
能となり、アウタケース３、インナケース４を壊すこと
なくインパネ１からアウタケース３を取外すことが可能
となる。勿論、係る構成では、係止爪７を切欠部６内に
位置させてアウタケース３を回転すれば係止爪７を縁取
り部２ａに係止することも可能である。For this reason, anyone can easily pull out the outer case 3 simply by rotating the outer case 3 around its axis and positioning the locking claw 7 in the notch 6 and pulling it out. The outer case 3 can be removed from the instrument panel 1 without breaking the outer case 3 and the inner case 4. Of course, in such a configuration, the locking claw 7 can be locked to the rim 2a by rotating the outer case 3 with the locking claw 7 positioned in the notch 6.
【００１６】尚、アウタケース３の外周面より半径方向
外方に折曲した傾斜面を有する板状部で前記係止爪７を
構成することも可能となるが、この場合は、縁取り部２
ａに対する挟持力の不足を補うために適当なねじりを入
れておくのが好ましい。The locking claw 7 can be constituted by a plate-like portion having an inclined surface bent outward in the radial direction from the outer peripheral surface of the outer case 3.
It is preferable to insert an appropriate torsion in order to compensate for the lack of the holding force with respect to a.
【００１７】勿論、図２に示すように前記係止爪７と切
欠部６とを円周方向に同じ間隔を隔てて複数、好ましく
は１２０度おきに３箇所設置すると、少しの回動角でイ
ンパネ１からアウタケース３を取外すことができる。
尚、図２は図４に示す第２実施例の回転規制部１０と突
起部９（係止部）も描かれている。Of course, as shown in FIG. 2, when the locking pawl 7 and the notch 6 are provided at a plurality of positions, preferably at 120 ° intervals, at equal intervals in the circumferential direction, a small rotation angle can be obtained. The outer case 3 can be removed from the instrument panel 1.
FIG. 2 also illustrates the rotation restricting portion 10 and the protrusion 9 (locking portion) of the second embodiment shown in FIG.
【００１８】しかし、係る構造によりインパネ１からア
ウタケース３を取外すことができても、振動（共振）等
により、又は、係止爪７の係止位置から円周方向に移動
し、切欠部６内に係止爪７が位置してしまう恐れがあ
り、これによりインパネ１からアウタケース３が抜け出
してしまうという恐れがある。However, even if the outer case 3 can be removed from the instrument panel 1 by such a structure, the outer case 3 moves in the circumferential direction from vibration (resonance) or from the locking position of the locking claw 7 and the notch 6 There is a danger that the locking claw 7 will be positioned inside, so that the outer case 3 may fall out of the instrument panel 1.
【００１９】図４はかかる欠点を解消した請求項２記載
の発明に対応する実施例で、図２に示すように前記縁取
り部２ａの周方向の幅を係止爪７幅Ｗより大に設定しつ
つ前記縁取り部２ａの係止爪７と対面する側の、前記係
止爪７幅Ｗより大なる幅Ｙの周方向離間間隔位置に、図
４（Ａ）に示すように、前記係止爪７の一側面と当接し
て回動を規制する回転規制部１０と、前記係止爪７が弾
性変形しながら乗り上げて、切欠き部６側への移動を許
容する傾斜面を有する係止部９、より具体的には円錐台
状若しくは半球状の突起部９（係止部）が一体的に形成
され、また、回転規制部１０は縁取り部２ａの側端に係
止爪７側に折曲した板状片で夫々が形成されている。FIG. 4 shows an embodiment corresponding to the second aspect of the present invention in which such a disadvantage is solved. As shown in FIG. 2, the circumferential width of the edging portion 2a is set to be larger than the width W of the locking claw 7. As shown in FIG. 4 (A), at the circumferentially spaced position having a width Y larger than the width W of the locking claw 7 on the side of the edging portion 2a facing the locking claw 7 as shown in FIG. A rotation restricting portion 10 that restricts rotation by contacting one side surface of the claw 7, and a locking surface having an inclined surface that allows the locking claw 7 to ride up while elastically deforming and allow movement to the notch portion 6 side. A portion 9, more specifically, a truncated conical or hemispherical projection 9 (locking portion) is integrally formed, and the rotation restricting portion 10 is provided on the side edge of the rim 2 a on the locking claw 7 side. Each is formed by a bent plate-shaped piece.
【００２０】かかる構成によれば、図４（Ｂ）にしめす
ように通常の状態では係止爪７は突起部９と回転規制部
１０により回転規制されている為に、係止爪７を介して
アウタケース３の回転を規制する。そしてアウタケース
を取外す場合には、図４（Ｃ）に示すようにアウタケー
ス３の回動により前記係止爪７を強制的に弾性変形させ
ながら、前記突起部９に乗り上げながら更に回動させ、
前記突起部９を過ぎた時点で弾性復帰して係止爪７が切
欠き部に位置させ、この状態でアウタケース３を引抜け
ば誰でも簡単にアウタケースを取外すことができる。According to this configuration, as shown in FIG. 4 (B), the locking pawl 7 is restricted in rotation in the normal state by the projection 9 and the rotation restricting part 10, so that the locking pawl 7 is interposed through the locking pawl 7. To restrict the rotation of the outer case 3. In order to remove the outer case, as shown in FIG. 4 (C), the locking claw 7 is forcibly elastically deformed by the rotation of the outer case 3 and further rotated while riding on the projection 9. ,
At the point when the protrusion 9 has been passed, the elastic crest is restored and the locking claw 7 is positioned at the notch. In this state, if the outer case 3 is pulled out, anyone can easily remove the outer case.
【００２１】このため、工具、治具等でアウタケース３
のフランジ３ａ等を回転させる以外、アウタケース３を
回転することができなくなり、従って振動等によるアウ
タケース３の抜け出しを未然に防止することができる。
なお、前記突出部を有底裁頭円錐状としたのは、係止爪
７の係止と離脱との両方向を可能とするためである。従
って前記突起部９は断面山形で、回動方向に傾斜面を有
するものであれば、特に円錐台、半球状に限るものでは
ない。For this reason, the outer case 3 is provided by a tool, a jig or the like.
The outer case 3 cannot be rotated except for the rotation of the flange 3a and the like, and therefore, the outer case 3 can be prevented from coming off due to vibration or the like.
The reason why the protruding portion has the shape of a frusto-conical cone with a bottom is to enable both locking and disengaging of the locking claw 7. Therefore, the protrusion 9 is not particularly limited to a truncated cone or a hemisphere as long as it has a mountain-shaped cross section and an inclined surface in the rotation direction.
【００２２】[0022]
【発明の効果】以上の説明より明らかなように請求項１
記載の発明によれば、インパネの嵌合孔に対してアウタ
ケースを着脱自在に取付けることができ、又請求項２記
載の発明によれば、振動等によるアウタケースの抜け出
しを防止することができ、更に請求項１及び２記載の発
明によれば、誰でも簡単且つ確実にインパネの嵌合孔に
対してアウタケースの着脱を行うことができるという優
れた効果を発揮する。As is apparent from the above description, claim 1
According to the invention described above, the outer case can be detachably attached to the fitting hole of the instrument panel, and according to the invention described in claim 2, the outer case can be prevented from coming off due to vibration or the like. Further, according to the first and second aspects of the present invention, an excellent effect that anyone can easily and reliably attach and detach the outer case to and from the fitting hole of the instrument panel is exhibited.
【図１】請求項１に係るインパネの空気吹出口構造の一
実施の形態を示す一部破断側面図である。FIG. 1 is a partially cutaway side view showing an embodiment of an air outlet structure of an instrument panel according to the first embodiment.
【図２】図１のＡ−Ａ線断面におけるインパネ１の嵌合
孔２とアウタケース３の断面形状を示している。FIG. 2 shows a cross-sectional shape of a fitting hole 2 of an instrument panel 1 and an outer case 3 in a cross section taken along line AA of FIG.
【図３】係止爪の係止状態を示す作用図である。FIG. 3 is an operation diagram showing a locking state of a locking claw.
【図４】請求項２に係るインパネの空気吹出口構造の一
実施の形態を示し、（Ａ）は嵌合穴の裏面からみた要部
斜視図、（Ｂ）は縁取り部と係止爪の係止状態を示し、
（Ｃ）はアウタケースを（Ｂ）の状態から回動させ縁取
り部より係止爪が離脱させた状態を示す一部破断斜視図
である。4A and 4B show an embodiment of an instrument panel air outlet structure according to claim 2, wherein FIG. 4A is a perspective view of a main part viewed from the back surface of a fitting hole, and FIG. Indicates the locked state,
(C) is a partially broken perspective view showing a state in which the outer case is rotated from the state of (B) and the locking claws are detached from the rim.
【図５】従来の空気吹出口の概略構成を示す斜視図であ
る。FIG. 5 is a perspective view showing a schematic configuration of a conventional air outlet.
【図６】従来のインパネの空気吹出口構造を示す側断面
図である。FIG. 6 is a side sectional view showing an air outlet structure of a conventional instrument panel.
１ インパネ（インストゥルパネル） ２ 嵌合穴 ２ａ 縁取り部 ３ アウタケース ３ａ フランジ ４ インナケース ５ 空気吹出口 ６ 切欠部 ７ 係止爪 ７ｃ 挟持面部 ８ａ 第一スリット ８ｂ 第二スリット ９ 突起部（係止部） １０ 回転規制部 DESCRIPTION OF SYMBOLS 1 Instrument panel (Instrument panel) 2 Fitting hole 2a Edge part 3 Outer case 3a Flange 4 Inner case 5 Air outlet 6 Notch 7 Locking claw 7c Clamping surface 8a First slit 8b Second slit 9 Projection (locking) Part) 10 rotation regulation part
───────────────────────────────────────────────────── フロントページの続き (56)参考文献 特開 平６−64443（ＪＰ，Ａ) 特開 平８−315937（ＪＰ，Ａ) 実開 平１−123517（ＪＰ，Ｕ) 実開 昭60−72722（ＪＰ，Ｕ) 実開 昭63−101744（ＪＰ，Ｕ) 実開 平６−41680（ＪＰ，Ｕ) (58)調査した分野(Int.Cl.7，ＤＢ名) B60H 1/34 B60K 37/00 F24F 13/06 F24F 13/068 ──────────────────────────────────────────────────続 き Continued from the front page (56) References JP-A-6-64443 (JP, A) JP-A-8-315937 (JP, A) JP-A-1-123517 (JP, U) JP-A 60-64 72722 (JP, U) Japanese Utility Model 63-101744 (JP, U) Japanese Utility Model Application Hei 6-41680 (JP, U) (58) Fields investigated (Int. Cl. 7 , DB name) B60H 1/34 B60K 37 / 00 F24F 13/06 F24F 13/068
Claims (2)
より中心方向に突設する縁取り部を有する円形嵌合穴
と、 該嵌合穴に前面に設けた取付フランジまで収納され、該
嵌合孔を介して送気ダクトと連結するアウタケースと、 該アウタケースに回転自在に収納されて実質的に空気吹
出口を区画するインナケースと、 前記アウタケース外周面の取付フランジ対面位置に突設
し、弾性力に抗して径方向内方に変位する係止爪と、 前記円形嵌合穴の内周側に、前記突設した縁取り部と周
方向に隣接して、前記係止爪より大なる幅を有する切欠
き部とを具え、 前記係止爪を前記縁取り部と対面させた状態で、アウタ
ケースを嵌合穴に押込む事により、前記係止爪が前記縁
取り部により径方向内方に変位しながら通過すると共
に、通過時に弾性復帰して前記係止爪と取付フランジ間
で前記縁取り部を挟持し、 一方、前記係止爪と取付フランジ間で前記縁取り部を挟
持した状態でアウタケースを嵌合穴に所定角度回動する
事により前記係止爪が前記縁取り部から抜け出して切欠
部と対面し、アウタケースの嵌合穴よりの抜け出しを許
容可能に構成したことを特徴とするインストゥルパネル
の空気吹出口構造。1. A circular fitting hole formed in an instrument panel and having a rim portion protruding from an inner peripheral surface in a center direction, and a fitting flange provided on a front surface of the fitting hole and housed therein. An outer case connected to the air supply duct through the hole, an inner case rotatably housed in the outer case and substantially defining an air outlet, protruding from an outer flange outer peripheral surface at a position facing the mounting flange; A locking claw that is displaced radially inward against an elastic force; and an inner peripheral side of the circular fitting hole, adjacent to the protruding rim and circumferentially adjacent to the locking claw. A notch portion having a large width, and by pressing the outer case into the fitting hole with the locking claw facing the edging portion, the locking claw is radially moved by the edging portion. While passing while displacing inward, it elastically returns when passing By pinching the edging portion between the locking claw and the mounting flange, while rotating the outer case to the fitting hole by a predetermined angle while holding the edging portion between the locking claw and the mounting flange, An air blow-out structure for an instrument panel, wherein a locking claw comes out of the edging portion and faces the notch portion so as to be allowed to come out of the fitting hole of the outer case.
り大に設定しつつ前記縁取り部の係止爪と対面する側
の、前記係止爪幅より大なる周方向離間間隔位置に、 前記係止爪の一側面と当接して回動を規制する回転規制
部と、前記係止爪が弾性変形しながら乗り上げて、切欠
き部側への移動を許容する傾斜面を有する係止部とを設
けたことを特徴とするインストゥルパネルの空気吹出口
構造。2. A circumferentially spaced position on the side facing the locking claw of the rim, the circumferential width of the rim being greater than the width of the locking claw. A rotation restricting portion that abuts against one side surface of the locking claw to restrict rotation, and an inclined surface that allows the locking claw to ride up while being elastically deformed and to allow movement to the notch portion side. An air outlet structure for an instrument panel, comprising a stop portion.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP09685598A JP3358529B2 (en) | 1998-03-25 | 1998-03-25 | Air outlet structure of instrument panel |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP09685598A JP3358529B2 (en) | 1998-03-25 | 1998-03-25 | Air outlet structure of instrument panel |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH11278047A JPH11278047A (en) | 1999-10-12 |
| JP3358529B2 true JP3358529B2 (en) | 2002-12-24 |
Family
ID=14176104
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP09685598A Expired - Fee Related JP3358529B2 (en) | 1998-03-25 | 1998-03-25 | Air outlet structure of instrument panel |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JP3358529B2 (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP4944805B2 (en) * | 2008-01-16 | 2012-06-06 | サンデン株式会社 | Member mounting structure to air duct |
| KR101313603B1 (en) * | 2010-12-10 | 2013-10-02 | 한라비스테온공조 주식회사 | Air conditioner for vehicle |
-
1998
- 1998-03-25 JP JP09685598A patent/JP3358529B2/en not_active Expired - Fee Related
Also Published As
| Publication number | Publication date |
|---|---|
| JPH11278047A (en) | 1999-10-12 |
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