JPH07195930A - Operation lever installing mechanism of heater control device - Google Patents
Operation lever installing mechanism of heater control deviceInfo
- Publication number
- JPH07195930A JPH07195930A JP35215393A JP35215393A JPH07195930A JP H07195930 A JPH07195930 A JP H07195930A JP 35215393 A JP35215393 A JP 35215393A JP 35215393 A JP35215393 A JP 35215393A JP H07195930 A JPH07195930 A JP H07195930A
- Authority
- JP
- Japan
- Prior art keywords
- operation lever
- boss
- operating lever
- control device
- heater control
- 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.)
- Pending
Links
Landscapes
- Mechanical Control Devices (AREA)
- Pivots And Pivotal Connections (AREA)
- Air-Conditioning For Vehicles (AREA)
Abstract
Description
【0001】[0001]
【産業上の利用分野】本発明は自動車のヒーターコント
ロール装置の操作レバー取付け機構に関する。詳しく
は、振動により操作レバーが発生する打音を防止するよ
うにしたヒーターコントロール装置の操作レバー取付機
構に関する。BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to an operating lever mounting mechanism for a heater control device of an automobile. More specifically, the present invention relates to an operation lever mounting mechanism for a heater control device that prevents a tapping sound generated by the operation lever due to vibration.
【0002】[0002]
【従来の技術】自動車のヒーターコントロール装置は車
室内のインスッルメントパネルに取付けられて温風や冷
風を選択的に車室内に導入するための装置である。2. Description of the Related Art A heater control device for an automobile is a device which is attached to an instrument panel in a vehicle compartment and selectively introduces warm air or cold air into the vehicle compartment.
【0003】従来のヒーターコントロール装置は、図3
に示すように前面のパネル1に設けられた冷・温風吹出
し口2の下方に、横方向のスリット3が設けられ、該ス
リット3を通して操作レバー4の先端が突出しており、
該操作レバー4を右又は左に操作することにより、吹出
し口2から温風又は冷風を吹き出させるようになってい
る。A conventional heater control device is shown in FIG.
As shown in FIG. 1, a lateral slit 3 is provided below the cold / warm air outlet 2 provided in the front panel 1, and the tip of the operation lever 4 projects through the slit 3.
By operating the operation lever 4 to the right or left, hot air or cold air is blown out from the blowout port 2.
【0004】図4は前記ヒーターコントロール装置の操
作レバーの取付機構を示す図であり、同図(a)は分解
斜視図、(b)は組立斜視図、(c)は(b)図のc−
c線における断面図である。同図(a)において、4は
操作レバー、5は該操作レバーを回動自在に支持するた
めのボスである。そして該ボス5は硬質プラスチック等
の適宜な材料によって装置本体と一体成形された中空構
造を有している。4A and 4B are views showing a mounting mechanism of an operation lever of the heater control device. FIG. 4A is an exploded perspective view, FIG. 4B is an assembled perspective view, and FIG. 4C is a c in FIG. −
It is sectional drawing in the c line. In FIG. 1A, 4 is an operating lever, and 5 is a boss for rotatably supporting the operating lever. The boss 5 has a hollow structure integrally formed with the apparatus main body by using an appropriate material such as hard plastic.
【0005】また、該ボス5の上面を形成している壁の
周辺領域は操作レバーを受ける受け座面6となってお
り、中央部にはU字形の切り込みによって舌片7が形成
され、その自由端には半月形の突起8が設けられてい
る。また、該ボス5の上面の受け座面6の左右には逆L
字形の1対の爪部材9,9′が設けられている。Further, the peripheral area of the wall forming the upper surface of the boss 5 is a receiving seat surface 6 for receiving the operation lever, and a tongue piece 7 is formed at the center by a U-shaped cut, A half-moon shaped protrusion 8 is provided at the free end. In addition, the left and right sides of the receiving seat surface 6 on the upper surface of the boss 5 are inverted L
A pair of V-shaped claw members 9, 9'are provided.
【0006】一方、操作レバー4は、その一端に前記ボ
ス5の上面の受座面6に適合する直径を有する円形部1
0を有し、該円形部10の中央には前記突起8に嵌合可
能な直径を有する孔12が形成されており、該孔12の
周囲にはリング13が設けられ、前記嵌合をより確実に
している。また円形部10の下面には(c)図に示すよ
うに摺動フィーリング改善用の突起14,14′が設け
られている。On the other hand, the operating lever 4 has a circular portion 1 at one end thereof having a diameter adapted to the receiving surface 6 on the upper surface of the boss 5.
0, and a hole 12 having a diameter capable of fitting with the protrusion 8 is formed in the center of the circular portion 10, and a ring 13 is provided around the hole 12 to further secure the fitting. I'm sure. Further, on the lower surface of the circular portion 10, projections 14 and 14 'for improving sliding feeling are provided as shown in FIG.
【0007】また、前記1対の爪部材9,9′間の内法
と高さの内法は、それぞれ操作レバー4の円形部10の
横幅と厚さを受け入れるのに適した寸法に設定されてい
る。更にボス5の後端縁は円弧状のガイド面15を形成
すると共に、操作レバー4の後端縁は下方に折り曲げら
れてストッパ16を形成し、操作レバーの回動時に両者
が互いに摺動してその操作を円滑にするように構成され
ている。そして操作レバー4をボス5の上面に矢印方向
に押し込むことにより(b)図の如く組み立てられる。The inner method between the pair of claw members 9 and 9'and the inner method of the height are set to dimensions suitable for receiving the lateral width and thickness of the circular portion 10 of the operating lever 4, respectively. ing. Further, the rear end edge of the boss 5 forms an arcuate guide surface 15, and the rear end edge of the operation lever 4 is bent downward to form a stopper 16, which slides with each other when the operation lever is rotated. Is configured to facilitate the operation. Then, the operating lever 4 is pushed onto the upper surface of the boss 5 in the direction of the arrow to assemble it as shown in FIG.
【0008】[0008]
【発明が解決しようとする課題】上記従来のヒーターコ
ントロール装置の操作レバー取付機構では、(c)図に
示すように、操作レバー4を保持するボス5の上面と爪
部材9,9′の爪との内法寸法Aと、操作レバーの円形
部10の上面と突起14,14′間の寸法Bとの関係に
おいて、両者は製造上、工程能力によるバラツキを加味
した寸法に造り込まれるため、ボス上面と操作レバーと
の間に若干のすきまが生ずることは免れない。In the operation lever mounting mechanism of the conventional heater control device described above, as shown in FIG. 3C, the upper surface of the boss 5 for holding the operation lever 4 and the claws of the claw members 9, 9 '. In terms of the relationship between the internal dimension A and the dimension B between the upper surface of the circular portion 10 of the operating lever and the projections 14 and 14 ', both are manufactured in consideration of variations in process capability. It is inevitable that there will be some clearance between the top of the boss and the operating lever.
【0009】このすきまは、振動により打音を発生する
原因となる。この打音発生の対策としては、すきまにグ
リースを充填する方法が採られている。しかしこの方法
は耐久性に乏しくまたグリース充填によるコスト増を招
く等の問題がある。This clearance causes a tapping sound due to vibration. As a countermeasure against this tapping noise, a method of filling the clearance with grease is adopted. However, this method has problems such as poor durability and increased cost due to grease filling.
【0010】本発明は上記従来の問題点に鑑み、振動に
よる打音発生を防止し、且つ耐久性あるヒーターコント
ロール装置の操作レバー取付機構を実現しようとする。In view of the above problems of the prior art, the present invention aims to realize an operating lever mounting mechanism for a heater control device which prevents the generation of tapping noise due to vibration.
【0011】[0011]
【課題を解決するための手段】本発明のヒーターコント
ロール装置の操作レバー取付機構に於いては、操作レバ
ー4と、該操作レバー4を回動可能に支持するボス5と
からなり、上記ボス5は、操作レバー4を受ける受け座
面6と、該受け座面6のほぼ中央にU字形の切り込みに
より形成され下方に弾性変形可能で且つ先端に前記操作
レバー4を枢支する突起8を有する舌片7と、該受け座
面6の左右に配置されて操作レバー4の離脱を防ぐ逆L
字形の1対の爪部材9,9′とを具備し、前記操作レバ
ー4は、前記ボス5の受け座面6に対応し且つ前記舌片
7の突起8に嵌合する孔12を有する円形部10と、該
円形部10に接続したレバー部11とを具備し、該操作
レバー4を前記ボス5に組付けてなるヒーターコントロ
ール装置の操作レバー取付機構において、前記ボス5の
舌片7の先端に、操作レバー4の円形部10を押圧しし
て該円形部10を前記爪部材9,9′の爪9aに密着さ
せることができる小突起17を設けたことを特徴とす
る。In the operating lever mounting mechanism of the heater control device of the present invention, the operating lever 4 and the boss 5 for rotatably supporting the operating lever 4 are provided. Has a receiving seat surface 6 for receiving the operating lever 4, and a projection 8 which is formed by a U-shaped cut at substantially the center of the operating lever 4 and is elastically deformable downward and which pivotally supports the operating lever 4 at the tip. A tongue piece 7 and an inverted L arranged on the left and right of the receiving seat surface 6 to prevent the operation lever 4 from being separated.
A pair of claw members 9 and 9'having a V shape, the operating lever 4 having a hole 12 corresponding to the receiving seat surface 6 of the boss 5 and fitted into the projection 8 of the tongue 7. In the operation lever attachment mechanism of the heater control device, which comprises the portion 10 and the lever portion 11 connected to the circular portion 10, and the operation lever 4 is assembled to the boss 5, the tongue piece 7 of the boss 5 is It is characterized in that a small protrusion 17 is provided at the tip end, which can press the circular portion 10 of the operating lever 4 to bring the circular portion 10 into close contact with the claws 9a of the claw members 9 and 9 '.
【0012】この構成を採ることにより、振動による打
音発生を防止し、且つ耐久性のあるヒーターコントロー
ル装置の操作レバー取付機構が得られる。By adopting this structure, it is possible to obtain a durable operating lever mounting mechanism of the heater control device which prevents generation of tapping noise due to vibration.
【0013】[0013]
【作用】図1に示すように、ボス5に設けられた舌片7
の先端に小突起17を設けたことにより、該ボス5に操
作レバー4を組み付けたとき、前記小突起17が操作レ
バー4の円形部10の下面に当接し、舌片7をボス5の
受け座面6より下方に弾性変形させる。As shown in FIG. 1, the tongue piece 7 provided on the boss 5
When the operation lever 4 is assembled to the boss 5, the small protrusion 17 is provided at the tip of the boss 5, and the small protrusion 17 abuts the lower surface of the circular portion 10 of the operation lever 4 so that the tongue piece 7 is received by the boss 5. The seat 6 is elastically deformed downward.
【0014】同時に舌片7はその弾性力により復元しよ
うとして小突起17を介して操作レバー4の円形部10
の下面を押圧し上方に移動させようとする。しかし円形
部10の上面はボス5の左右に設けられた1対の爪部材
9,9′の爪9aに当接し、それ以上の移動は抑えられ
る。従って操作レバー4の円形部10は、2個の爪部材
の爪9aに舌片の小突起17で押圧支持されるため、そ
の間のすきまは0となり、振動による打音発生は防止さ
れる。At the same time, the tongue piece 7 tries to be restored by its elastic force, and the circular portion 10 of the operating lever 4 is inserted through the small projection 17.
To press the bottom surface of the and move it upward. However, the upper surface of the circular portion 10 abuts on the claws 9a of the pair of claw members 9 and 9'provided on the left and right of the boss 5, and further movement is suppressed. Therefore, the circular portion 10 of the operating lever 4 is pressed and supported by the claws 9a of the two claw members by the small projections 17 of the tongue piece, so that the clearance between them becomes zero, and the generation of hammering sound due to vibration is prevented.
【0015】[0015]
【実施例】図1は本発明の実施例を示す図で、(a)は
平面図、(b)は(a)図のb−b線における断面図、
(c)は(a)図のc−c線における断面図である。な
お同図において、ボス及び操作レバーは左側を前方、右
側を後方とする。本実施例はボス5の上面を形成する壁
に設けられた舌片7の先端に小突起17を設けた以外は
図4で説明した従来例とほぼ同様である。DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS FIG. 1 is a view showing an embodiment of the present invention, (a) is a plan view, (b) is a sectional view taken along line bb of (a).
(C) is sectional drawing in the cc line of (a) figure. In the figure, the left side of the boss and the operating lever is the front side, and the right side is the rear side. This embodiment is almost the same as the conventional example described in FIG. 4 except that a small protrusion 17 is provided at the tip of a tongue piece 7 provided on the wall forming the upper surface of the boss 5.
【0016】即ち、図1において、4は操作レバー、5
は該操作レバーを回動可能に支持するボスであり、該ボ
ス5は中空構造をなし、硬質プラスチック等の適宜な材
料で形成されている。また、該ボス5の上面は操作レバ
ーを受ける受け座面6となっており、そのほぼ中央にU
字形の切り込みによって舌片7が形成され、その左右方
向に逆L字形の1対の爪部材9,9′が設けられてい
る。また受け座面6の後端は円弧状のガイド面15とな
っている。That is, in FIG. 1, 4 is an operating lever, 5
Is a boss that rotatably supports the operation lever, and the boss 5 has a hollow structure and is made of an appropriate material such as hard plastic. Further, the upper surface of the boss 5 is a receiving seat surface 6 for receiving the operation lever, and a U seat is formed substantially at the center thereof.
A tongue piece 7 is formed by cutting the letter-shape, and a pair of inverted L-shaped claw members 9 and 9'are provided in the left-right direction thereof. The rear end of the receiving seat surface 6 is an arc-shaped guide surface 15.
【0017】また、前記舌片7は、その自由端の先端近
傍に、操作レバー4を枢支する突起8と、本発明の要点
である小突起17が形成されている。また、該舌片7は
突起8を下方に押圧した場合、その上面がボス5の受け
座面6と同一面となるまで弾性変形することができるよ
うになっている。Further, the tongue piece 7 is formed with a projection 8 for pivotally supporting the operating lever 4 and a small projection 17 which is the essential point of the present invention, in the vicinity of the tip of the free end thereof. Further, when the projection 8 is pressed downward, the tongue piece 7 can be elastically deformed until its upper surface becomes flush with the receiving seat surface 6 of the boss 5.
【0018】また、前記操作レバー4は、ボス5の上面
の受け座面6に適合する直径を有する円形部10と、該
円形部10に接続したレバー部11とを有し、該円形部
10の中央には前記舌片7の突起8に嵌合可能な直径を
有する孔12が形成され、該孔12の周囲にはリング1
3が設けられている。また、円形部10の後端縁には下
方に折り曲げられたストッパ16が形成されている。Further, the operating lever 4 has a circular portion 10 having a diameter matching the receiving seat surface 6 on the upper surface of the boss 5, and a lever portion 11 connected to the circular portion 10. A hole 12 having a diameter capable of fitting with the projection 8 of the tongue piece 7 is formed in the center of the ring, and the ring 1 is provided around the hole 12.
3 is provided. Further, a stopper 16 bent downward is formed at the rear end edge of the circular portion 10.
【0019】このように形成された操作レバー4とボス
5は図2に示すようにして組立てられる。先づ図2
(a)に示すようにボス5の舌片7の突起8の上面がボ
ス5の受け座面6の面とほぼ一致するまで押し下げ、操
作レバー4を受け座面6と爪部材9,9′の爪部9aと
の間に矢印方向から挿入する。The operation lever 4 and the boss 5 thus formed are assembled as shown in FIG. First, Figure 2
As shown in (a), the projection 8 of the tongue piece 7 of the boss 5 is pushed down until the upper surface of the projection 8 substantially coincides with the surface of the receiving seat surface 6 of the boss 5, and the operating lever 4 receives the receiving seat surface 6 and the claw members 9, 9 '. It is inserted from the direction of the arrow between the claw portion 9a and the claw portion 9a.
【0020】そして、図2(b)の状態を経て図2
(c)の如く操作レバー4を完全に挿入する。この状態
で操作レバー4の孔12は舌片7の突起8と嵌合する。
また舌片7は多小撓んだ状態でその小突起17が操作レ
バー4を押し上げている。Then, after going through the state of FIG.
Insert the operation lever 4 completely as shown in (c). In this state, the hole 12 of the operation lever 4 is fitted with the projection 8 of the tongue piece 7.
Further, the tongue piece 7 pushes up the operation lever 4 by the small projection 17 in a state where the tongue piece 7 is bent in multiple small directions.
【0021】このように構成された本実施例は、多小撓
んだ状態にある舌片7の復元力により小突起17が操作
レバー4を押し上げるため、操作レバー4は爪部材9,
9′の爪部9aに密着する。このためボス5の受け座面
6と爪部材9,9′の爪部9a間の寸法と、操作レバー
4の厚さとに、多小製作誤差があってもガタは生じな
い。従って使用時に振動を受けても打音を発することは
ない。勿論グリース充填の必要はない。なお小突起17
の高さは舌片7の撓みによる復元力を考慮して決定する
必要がある。In this embodiment thus constructed, the small projection 17 pushes up the operating lever 4 by the restoring force of the tongue piece 7 which is in a multi-small flexion state, so that the operating lever 4 has the claw member 9,
It comes into close contact with the claw portion 9a of 9 '. Therefore, even if there is a small manufacturing error in the dimension between the receiving seat surface 6 of the boss 5 and the claw portions 9a of the claw members 9 and 9'and the thickness of the operating lever 4, there is no backlash. Therefore, even if it receives vibration during use, it does not emit a tapping sound. Of course, it is not necessary to fill grease. Small protrusion 17
Must be determined in consideration of the restoring force due to the bending of the tongue 7.
【0022】[0022]
【発明の効果】本発明によれば、振動による打音防止の
ためのグリース充填の必要がないため、低コストで且つ
耐久性のあるヒーターコントロール装置の操作レバー取
付機構が実現できる。As described above, according to the present invention, it is not necessary to fill grease in order to prevent hammering due to vibration, so that a low-cost and durable operating lever mounting mechanism for a heater control device can be realized.
【図1】本発明の実施例を示す図で、aは平面図、
(b)は(a)図のb−b線における断面図、(c)は
(a)図のc−c線における断面図である。FIG. 1 is a diagram showing an embodiment of the present invention, in which a is a plan view,
(B) is sectional drawing in the bb line of (a) figure, (c) is sectional drawing in the cc line of (a) figure.
【図2】本発明の実施例の組立順序を示す図である。FIG. 2 is a diagram showing an assembling sequence of an embodiment of the present invention.
【図3】従来のヒーターコントロール装置を示す図であ
る。FIG. 3 is a diagram showing a conventional heater control device.
【図4】従来のヒーターコントロール装置の操作レバー
取付機構を示す図で(a)は分解斜視図、(b)は組立
斜視図、(c)は(b)図のc−c線における断面図で
ある。4A and 4B are views showing an operation lever mounting mechanism of a conventional heater control device, FIG. 4A is an exploded perspective view, FIG. 4B is an assembled perspective view, and FIG. 4C is a sectional view taken along line cc in FIG. 4B. Is.
4…操作レバー 5…ボス 6…受け座面 7…舌片 8…突起 9,9′…爪部材 10…円形部 11…レバー部 12…孔 13…リング 15…ガイド面 16…ストッパ 17…小突起 4 ... Operation lever 5 ... Boss 6 ... Receiving seat surface 7 ... Tongue piece 8 ... Projection 9, 9 '... Claw member 10 ... Circular part 11 ... Lever part 12 ... Hole 13 ... Ring 15 ... Guide surface 16 ... Stopper 17 ... Small Protrusion
Claims (1)
(4)を回動可能に支持するボス(5)とからなり、 上記ボス(5)は、操作レバー(4)を受ける受け座面
(6)と、該受け座面(6)のほぼ中央にU字形の切り
込みにより形成され下方に弾性変形可能で且つ先端に前
記操作レバー(4)を枢支する突起(8)を有する舌片
(7)と、該受け座面(6)の左右に配置されて操作レ
バー(4)の離脱を防ぐ逆L字形の1対の爪部材(9,
9′)とを具備し、 前記操作レバー(4)は、前記ボス(5)の受け座面
(6)に対応し且つ前記舌片(7)の突起(8)に嵌合
する孔(12)を有する円形部(10)と、該円形部
(10)に接続したレバー部(11)とを具備し、 該操作レバー(4)を前記ボス(5)に組付けてなるヒ
ーターコントロール装置の操作レバー取付機構におい
て、 前記ボス(5)の舌片(7)の先端に、操作レバー
(4)の円形部(10)を押圧して該円形部(10)を
前記爪部材(9,9′)の爪(9a)に密着させること
ができる小突起(17)を設けたことを特徴とするヒー
ターコントロール装置の操作レバー取付機構。1. An operating lever (4) and a boss (5) for rotatably supporting the operating lever (4), wherein the boss (5) is a bearing surface for receiving the operating lever (4). (6) and a tongue piece having a U-shaped notch formed substantially in the center of the receiving seat surface (6), which is elastically deformable downward, and has a tip (8) for pivotally supporting the operation lever (4). (7) and a pair of inverted L-shaped claw members (9, 9 disposed on the left and right of the receiving seat surface (6) for preventing the operation lever (4) from being separated.
9 '), the operating lever (4) is provided with a hole (12) corresponding to the receiving seat surface (6) of the boss (5) and fitted into the protrusion (8) of the tongue (7). ) And a lever part (11) connected to the circular part (10), the heater control device having the operating lever (4) assembled to the boss (5). In the operation lever attachment mechanism, the circular portion (10) of the operation lever (4) is pressed against the tip of the tongue piece (7) of the boss (5) to move the circular portion (10) to the claw members (9, 9). An operation lever mounting mechanism for a heater control device, which is provided with a small protrusion (17) which can be brought into close contact with the claw (9a) of ').
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP35215393A JPH07195930A (en) | 1993-12-29 | 1993-12-29 | Operation lever installing mechanism of heater control device |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP35215393A JPH07195930A (en) | 1993-12-29 | 1993-12-29 | Operation lever installing mechanism of heater control device |
Publications (1)
Publication Number | Publication Date |
---|---|
JPH07195930A true JPH07195930A (en) | 1995-08-01 |
Family
ID=18422145
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP35215393A Pending JPH07195930A (en) | 1993-12-29 | 1993-12-29 | Operation lever installing mechanism of heater control device |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPH07195930A (en) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2016023876A (en) * | 2014-07-22 | 2016-02-08 | リンナイ株式会社 | Fire power regulation device |
-
1993
- 1993-12-29 JP JP35215393A patent/JPH07195930A/en active Pending
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2016023876A (en) * | 2014-07-22 | 2016-02-08 | リンナイ株式会社 | Fire power regulation device |
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