JP2010041678A - Speaker installation structure - Google Patents

Speaker installation structure Download PDF

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Publication number
JP2010041678A
JP2010041678A JP2008205720A JP2008205720A JP2010041678A JP 2010041678 A JP2010041678 A JP 2010041678A JP 2008205720 A JP2008205720 A JP 2008205720A JP 2008205720 A JP2008205720 A JP 2008205720A JP 2010041678 A JP2010041678 A JP 2010041678A
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Japan
Prior art keywords
speaker
grill
vehicle body
body side
outer peripheral
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JP2008205720A
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JP4989585B2 (en
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Kinya Fujimura
欣弥 藤村
Takayuki Omura
孝之 大村
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Honda Motor Co Ltd
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Honda Motor Co Ltd
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Priority to JP2008205720A priority Critical patent/JP4989585B2/en
Priority to CN 200910151457 priority patent/CN101646111B/en
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    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60R—VEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR
    • B60R11/00—Arrangements for holding or mounting articles, not otherwise provided for
    • B60R11/02—Arrangements for holding or mounting articles, not otherwise provided for for radio sets, television sets, telephones, or the like; Arrangement of controls thereof
    • B60R11/0217—Arrangements for holding or mounting articles, not otherwise provided for for radio sets, television sets, telephones, or the like; Arrangement of controls thereof for loud-speakers
    • B60R11/0223—Arrangements for holding or mounting articles, not otherwise provided for for radio sets, television sets, telephones, or the like; Arrangement of controls thereof for loud-speakers of flat type
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
    • H04R1/00—Details of transducers, loudspeakers or microphones
    • H04R1/02—Casings; Cabinets ; Supports therefor; Mountings therein
    • H04R1/026—Supports for loudspeaker casings
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
    • H04R1/00—Details of transducers, loudspeakers or microphones
    • H04R1/02—Casings; Cabinets ; Supports therefor; Mountings therein
    • H04R1/023—Screens for loudspeakers
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
    • H04R2499/00—Aspects covered by H04R or H04S not otherwise provided for in their subgroups
    • H04R2499/10—General applications
    • H04R2499/13—Acoustic transducers and sound field adaptation in vehicles

Abstract

<P>PROBLEM TO BE SOLVED: To provide a structure suitable for sandwiching a speaker between a vehicle-body-side installation member and a grille and holding it with a pressure in an installation structure for installing an in-vehicle speaker. <P>SOLUTION: Short ribs 23 and 24 are provided on the grille 4. First and second end faces M1 and M2 corresponding to the short ribs 23 and 24 are provided on the speaker 1. In the state in which the speaker 1 is held with a pressure between the vehicle-body-side installation member and the grille 4, the short ribs 23 and 24 and the first and second end faces M1 and M2 are mutually engaged in the circumferential direction of the speaker 1. <P>COPYRIGHT: (C)2010,JPO&INPIT

Description

この発明は、車載用のスピーカ取り付け構造に関する。   The present invention relates to a vehicle-mounted speaker mounting structure.

従来、上記スピーカ取り付け構造において、車体側取り付け部材に形成した凹部内に圧縮コイルバネを介してスピーカを収容し、該スピーカを抑え込むようにグリルを車体側取り付け部材に取り付けることで、車体側取り付け部材及びグリルの間にスピーカを挟み込んで押圧保持するものがある（例えば、特許文献１参照。）。
特許第３３２２８２２号公報 Conventionally, in the above speaker mounting structure, the speaker is housed in a recess formed in the vehicle body side mounting member via a compression coil spring, and the grille is mounted on the vehicle body side mounting member so as to hold down the speaker. There is a type in which a speaker is sandwiched and held between grills (for example, see Patent Document 1).
Japanese Patent No. 3322822

ところで、上記従来の構成においては、車体側取り付け部材及びグリルの間にスピーカを押圧保持するのみであるため、車両走行時等にスピーカが軸回りに回転してしまうことがある。このため、音響の品質の低下や支持部材との接触音等の問題が発生することがあった。
そこでこの発明は、車載用のスピーカ取り付け構造において、車体側取り付け部材及びグリルの間にスピーカを挟み込んで押圧保持する際に好適な構造を提供する。 By the way, in the said conventional structure, since a speaker is only pressed and hold | maintained between a vehicle body side attachment member and a grill, a speaker may rotate to an axis | shaft around a vehicle driving | running | working. For this reason, problems such as deterioration in sound quality and contact sound with the support member may occur.
In view of this, the present invention provides a structure suitable for holding and pressing a speaker between a vehicle body side mounting member and a grill in an in-vehicle speaker mounting structure.

上記課題の解決手段として、請求項１に記載した発明は、スピーカ（例えば実施例のスピーカ１）の軸方向一端側に当接する車体側取り付け部材（例えば実施例のガーニッシュ２）と、前記スピーカの軸方向他端側に当接すると共に前記車体側取り付け部材に取り付けられるグリル（例えば実施例のグリル４）とを備え、前記車体側取り付け部材に前記グリルを取り付けてこれらの間に前記スピーカを挟み込んで押圧保持するスピーカ取り付け構造において、前記車体側取り付け部材及び前記グリルの少なくとも一方に第一係合部（例えば実施例の短リブ２３，２４）が設けられると共に、前記スピーカには前記第一係合部に対応する第二係合部（例えば実施例の第一及び第二端面Ｍ１，Ｍ２）が設けられ、前記車体側取り付け部材及び前記グリルの間に前記スピーカを押圧保持した状態で、前記第一及び第二係合部が前記スピーカの周方向で互いに係合することを特徴とする。   As a means for solving the above-mentioned problem, the invention described in claim 1 is a vehicle body side mounting member (for example, garnish 2 of the embodiment) that contacts one end in the axial direction of a speaker (for example, the speaker 1 of the embodiment); A grill (for example, the grille 4 of the embodiment) that contacts the other end in the axial direction and is attached to the vehicle body side attachment member, and the grille is attached to the vehicle body side attachment member and the speaker is sandwiched therebetween. In the speaker mounting structure for pressing and holding, at least one of the vehicle body side mounting member and the grill is provided with a first engagement portion (for example, the short ribs 23 and 24 of the embodiment), and the speaker is provided with the first engagement. A second engagement portion (for example, the first and second end faces M1 and M2 of the embodiment) corresponding to the portion is provided, and the vehicle body side mounting member and the In a state in which the speaker was pressed and held between the drill, characterized in that said first and second engagement portions are engaged with each other in the circumferential direction of the speaker.

請求項２に記載した発明は、前記スピーカは、円筒形のスピーカ外周壁（例えば実施例のスピーカ外周壁６ａ）と、該スピーカ外周壁の径方向外側に張り出して設けられるコネクタ（例えば実施例のコネクタ８）とを備え、前記コネクタに前記第二係合部が設けられることを特徴とする。   According to a second aspect of the present invention, the speaker includes a cylindrical speaker outer peripheral wall (for example, the speaker outer peripheral wall 6a of the embodiment) and a connector (for example, the embodiment of the embodiment) that protrudes radially outward of the speaker outer peripheral wall. And the connector is provided with the second engaging portion.

請求項３に記載した発明は、前記第一係合部は、前記車体側取り付け部材と前記グリルとの連結部（例えば実施例の締結ボス１１、係止爪１２、側部係止爪１３，１４）に設けられることを特徴とする。   According to a third aspect of the present invention, the first engaging portion includes a connecting portion (for example, the fastening boss 11, the locking claw 12, the side locking claw 13, and the like) of the vehicle body side mounting member and the grill. 14).

請求項４に記載した発明は、前記車体側取り付け部材及び前記グリルの少なくとも一部は、前記スピーカの軸方向に沿う締結部材（例えば実施例のタッピングネジ１６）で締結され、前記締結部材が挿通される前記軸方向に沿うボス状の前記連結部（例えば実施例の締結ボス１１）に、前記第一係合部（例えば実施例の短リブ２３）が設けられることを特徴とする。   According to a fourth aspect of the present invention, at least a part of the vehicle body side mounting member and the grill is fastened by a fastening member (for example, the tapping screw 16 of the embodiment) along the axial direction of the speaker, and the fastening member is inserted. The first engaging portion (for example, the short rib 23 of the embodiment) is provided on the boss-shaped connecting portion (for example, the fastening boss 11 of the embodiment) along the axial direction.

請求項５に記載した発明は、前記グリルは、前記スピーカの軸方向他端側を押圧する円形状の押圧部（例えば実施例の押圧部４ａ）と、該押圧部の外周から前記軸方向に沿うように前記車体側取り付け部材まで延びる円筒状のグリル外周壁（例えば実施例のグリル外周壁４ｂ）とを備え、前記グリル外周壁の前記押圧部から前記車体側取り付け部材までの延出距離が、前記グリルの径方向一端側に対して他端側が増加するように設けられ、前記グリルの径方向一端側には前記車体側取り付け部材に係合する爪状の前記連結部（例えば実施例の係止爪１２）が設けられ、前記グリルの径方向他端側には前記ボス状の連結部（例えば実施例の締結ボス１１）が設けられることを特徴とする。   According to a fifth aspect of the present invention, the grill includes a circular pressing portion (for example, the pressing portion 4a of the embodiment) that presses the other axial end of the speaker in the axial direction from the outer periphery of the pressing portion. A cylindrical grill outer peripheral wall (e.g., the grill outer peripheral wall 4b of the embodiment) extending to the vehicle body side mounting member so that the extending distance from the pressing portion of the grill outer peripheral wall to the vehicle body side mounting member is The grille is provided so that the other end side is increased with respect to one end side in the radial direction of the grill. An engaging claw 12) is provided, and the boss-like connecting portion (for example, the fastening boss 11 of the embodiment) is provided on the other radial end of the grill.

請求項１に記載した発明によれば、第一及び第二係合部のスピーカ周方向での係合によりスピーカの軸回りの回転が規制されるため、車両走行時等に車体側取り付け部材とグリルとの間でスピーカが軸回りに回転してしまうことを防止でき、音響の品質の低下、支持部材との接触音の発生、電線の破損等を防止することができる。   According to the first aspect of the present invention, the rotation of the speaker around the axis is restricted by the engagement of the first and second engaging portions in the speaker circumferential direction. It is possible to prevent the speaker from rotating around the axis with the grill, and to prevent deterioration in sound quality, generation of contact sound with the support member, breakage of the electric wire, and the like.

請求項２に記載した発明によれば、スピーカ外周壁の径方向外側に張り出したコネクタを有効利用することで、スピーカの回り止め構造を簡略化でき、かつスピーカの回り止めを効果的に行うことができる。   According to the second aspect of the present invention, by effectively using the connector projecting radially outward of the outer peripheral wall of the speaker, the structure for preventing rotation of the speaker can be simplified and the rotation of the speaker can be effectively prevented. Can do.

請求項３に記載した発明によれば、車体側取り付け部材とグリルとの相対的なズレが少ない前記連結部を有効利用することで、スピーカの回り止め構造を簡略化でき、かつ車体側取り付け部材及びグリルの両者に対するスピーカのズレを抑えることができる。   According to the third aspect of the present invention, the structure for preventing the rotation of the speaker can be simplified and the vehicle body side mounting member can be simplified by effectively using the connecting portion having a relatively small displacement between the vehicle body side mounting member and the grill. And the displacement of the speaker with respect to both the grille can be suppressed.

請求項４に記載した発明によれば、締結部材を挿通するボス状の連結部を有効利用することで、スピーカの回り止め構造を簡略化でき、かつ締結部材によって車体側取り付け部材とグリルとを強固に連結する部位でスピーカの回り止めを行うことで、車体側取り付け部材及びグリルに対するスピーカのズレをより抑えることができる。   According to the fourth aspect of the present invention, by effectively using the boss-like connecting portion through which the fastening member is inserted, the structure for preventing rotation of the speaker can be simplified, and the vehicle body side mounting member and the grill can be connected by the fastening member. By preventing the rotation of the speaker at the strongly connected portion, it is possible to further suppress the displacement of the speaker with respect to the vehicle body side mounting member and the grill.

請求項５に記載した発明によれば、締結部材の締結代が不要な爪状の連結部はグリル外周壁における延出距離が比較的短い径方向一端側に設け、締結部材の締結代を要するボス状の連結部はグリル外周壁における延出距離が比較的長い径方向他端側に設けることで、グリルを効率よく強固に取り付けることができる。   According to the fifth aspect of the present invention, the claw-like connecting portion that does not require the fastening allowance of the fastening member is provided on one end side in the radial direction where the extension distance of the outer peripheral wall of the grill is relatively short, and the fastening allowance of the fastening member is required. The boss-like connecting portion is provided on the other end in the radial direction where the extending distance of the outer peripheral wall of the grill is relatively long, so that the grill can be attached efficiently and firmly.

以下、この発明の実施例について図面を参照して説明する。
図９に示すように、この実施例におけるスピーカ取り付け構造は、車載用オーディオシステムにおける高音域再生用のツイータとしてのスピーカ１を、車両のフロントサイドドアＤの前端近傍におけるドアミラーＭの取り付け部の車内側（車室Ｒ側）に取り付けるためのものである。 Embodiments of the present invention will be described below with reference to the drawings.
As shown in FIG. 9, the speaker mounting structure in this embodiment is configured such that the speaker 1 as a tweeter for high-frequency range reproduction in an in-vehicle audio system is connected to a vehicle at a mounting portion of a door mirror M near the front end of the front side door D of the vehicle. It is for attaching inside (vehicle compartment R side).

図１，８を併せて参照し、前記ドアミラー取り付け部の車内側には、ポリプロピレン等の合成樹脂製のガーニッシュ２が取り付けられる。ガーニッシュ２は、車内側からの側面視で上下に長い略三角形状をなし、概ね車幅方向（左右方向）に直交する側壁２ａと、該側壁２ａにおける上下に延びる後縁から車外側に起立する後壁２ｂと、側壁２ａにおける斜め上前方に凸の円弧状の前縁から車外側に起立する前壁２ｃとを一体に有してなる。このガーニッシュ２に対して、前記スピーカ１がその上部を車外側に没入させ下部を車内側に突出させるように傾斜姿勢で取り付けられる。   1 and 8 together, a garnish 2 made of synthetic resin such as polypropylene is attached to the inside of the door mirror attachment portion. The garnish 2 has a substantially triangular shape that is vertically long in a side view from the inside of the vehicle, and rises from the side wall 2a that is substantially orthogonal to the vehicle width direction (left-right direction) and a rear edge that extends vertically on the side wall 2a. The rear wall 2b and the front wall 2c which stands up outward from the arcuate front edge convex obliquely upward and forward in the side wall 2a are integrally provided. The speaker 1 is attached to the garnish 2 in an inclined posture so that the upper part thereof is immersed in the outer side of the vehicle and the lower part thereof is protruded to the inner side of the vehicle.

図２を併せて参照し、スピーカ１は概略円筒状をなし、再生音放出方向を車室内の乗員に向けるべく、自身の軸方向に沿う軸線Ｃを車内側ほど上方かつやや後方に位置するように傾斜させた姿勢でガーニッシュ２に取り付けられる。このとき、スピーカ１の軸方向一端側は、ガーニッシュ２に形成された凹部３内に当接支持される。また、ガーニッシュ２の車内側には、スピーカ１の軸方向他端側を覆うカップ状のグリル４がさらに取り付けられ、該グリル４の内側にスピーカ１の軸方向他端側が当接支持される。   Referring also to FIG. 2, the speaker 1 has a substantially cylindrical shape, and the axis C along the axial direction of the speaker 1 is positioned upward and slightly rearward toward the vehicle interior in order to direct the reproduction sound emission direction toward the passenger in the vehicle interior. It is attached to the garnish 2 in an inclined posture. At this time, one end of the speaker 1 in the axial direction is abutted and supported in a recess 3 formed in the garnish 2. A cup-shaped grill 4 that covers the other axial end of the speaker 1 is further attached to the inside of the garnish 2, and the other axial end of the speaker 1 is abutted and supported inside the grill 4.

ガーニッシュ２の凹部３の底面には、エプトシーラー等の伸縮性に富む発泡体Ｆが両面テープ等により貼付される。発泡体Ｆは、ガーニッシュ２及びグリル４の間にスピーカ１を挟み込んだ状態でこれらに挟まれて圧縮される。この発泡体Ｆの弾性力により、ガーニッシュ２及びグリル４の間でスピーカ１が押圧保持される。なお、前記発泡体Ｆがポリエチレンやポリウレタン等からなるものであってもよい。   On the bottom surface of the recess 3 of the garnish 2, a foam F having a high elasticity such as an ept sealer is attached with a double-sided tape or the like. The foam F is sandwiched and compressed between the garnish 2 and the grill 4 with the speaker 1 sandwiched therebetween. The speaker 1 is pressed and held between the garnish 2 and the grill 4 by the elastic force of the foam F. The foam F may be made of polyethylene or polyurethane.

図２，３，４を参照し、スピーカ１は、マグネットや振動板等の周知のスピーカ構成部品からなる円筒状の外観を有する本体部５と、該本体部５の軸方向他端側に取り付けられるやや大径のハウジング６とを一体に有してなる。ハウジング６は合成樹脂製とされ、本体部５の軸方向他端側外周を覆う円筒状（環状）のスピーカ外周壁６ａと、本体部５の軸方向他端に対向するグリル部６ｂとを主になる。スピーカ外周壁６ａの外周側の所定部位には、その径方向外側に張り出す張り出し部７が一体形成される。張り出し部７はスピーカ外周壁６ａの周方向に沿うように延在し、その周方向両端には、該周方向と略直交する第一及び第二端面Ｍ１，Ｍ２がそれぞれ形成される。   2, 3, and 4, the speaker 1 is attached to a main body 5 having a cylindrical appearance made of known speaker components such as a magnet and a diaphragm, and the other end in the axial direction of the main body 5. A slightly larger diameter housing 6 is integrally formed. The housing 6 is made of synthetic resin, and includes a cylindrical (annular) speaker outer peripheral wall 6a that covers the outer periphery of the other end of the main body 5 in the axial direction, and a grill 6b that faces the other end of the main body 5 in the axial direction. become. A protruding portion 7 that projects outward in the radial direction is integrally formed at a predetermined portion on the outer peripheral side of the speaker outer peripheral wall 6a. The overhanging portion 7 extends along the circumferential direction of the speaker outer peripheral wall 6a, and first and second end faces M1 and M2 that are substantially orthogonal to the circumferential direction are formed at both ends in the circumferential direction, respectively.

張り出し部７の車外側（軸方向一端側）には、給電ハーネスとの接続用のコネクタ８が一体形成される。ここで、張り出し部７はコネクタ８の一部であるともいえる。コネクタ８は、張り出し部７における周方向一側の車外側から軸方向に沿って起立するもので、角柱状の外観を有し、その本体部５側の平面は本体部５の外周面に近接し、本体部５と反対側の平面は張り出し部７の外周面よりも外周側に張り出す。コネクタ８における張り出し部７の外周側に張り出す部位の両角部には面取りが施されている。   A connector 8 for connection with the power supply harness is integrally formed on the vehicle exterior side (one axial end side) of the overhang portion 7. Here, it can be said that the overhang portion 7 is a part of the connector 8. The connector 8 stands up along the axial direction from the vehicle outer side on one side in the circumferential direction in the overhanging portion 7, has a prismatic appearance, and the plane on the main body portion 5 side is close to the outer peripheral surface of the main body portion 5. Then, the plane opposite to the main body 5 protrudes from the outer peripheral surface of the protruding portion 7 to the outer peripheral side. Chamfering is applied to both corners of the portion of the connector 8 that projects to the outer peripheral side of the projecting portion 7.

張り出し部７の周方向一側に位置する前記第一端面Ｍ１は、コネクタ８における同側の第一側面Ｍ３よりも前記周方向一側に張り出す。以下、コネクタ８における第一側面Ｍ３と反対側の側面を第二側面Ｍ４とする。張り出し部７における周方向他側の車外側には、円筒状の外観を有するコンデンサ９がコネクタ８及び本体部５に隣接するように軸方向に沿って起立して設けられる。張り出し部７におけるコンデンサ９設置部位の外周側は、軸方向視で斜めに切り欠かれている。   The first end face M <b> 1 located on one side in the circumferential direction of the overhang portion 7 projects beyond the first side face M <b> 3 on the same side in the connector 8. Hereinafter, the side surface opposite to the first side surface M3 in the connector 8 is referred to as a second side surface M4. A capacitor 9 having a cylindrical appearance is provided on the outer side of the overhanging portion 7 on the other side in the circumferential direction so as to stand up along the axial direction so as to be adjacent to the connector 8 and the main body portion 5. The outer peripheral side of the capacitor 9 installation site in the overhang portion 7 is cut obliquely when viewed in the axial direction.

図１，２，７，８を参照し、ガーニッシュ２の車内側には、前記側壁２ａ及び後壁２ｂの一部を切り欠くようにしてスピーカ１取り付け用の前記凹部３が形成される。凹部３は、前記グリル４における円筒状のグリル外周壁４ｂの延出先端部を当接させる円形状の外縁部３ａと、該外縁部３ａの内周側に凹設される有底形状のカップ部３ｂと、外縁部３ａの上方にスピーカ１と略同軸の椀状の凹曲面を形成する切り欠き部３ｃとを有してなる。カップ部３ｂの底面には前記発泡体Ｆが貼着される。   With reference to FIGS. 1, 2, 7, and 8, the concave portion 3 for attaching the speaker 1 is formed on the inner side of the garnish 2 so as to cut out a part of the side wall 2a and the rear wall 2b. The concave portion 3 includes a circular outer edge portion 3a that abuts the extended tip portion of the cylindrical grill outer peripheral wall 4b of the grill 4, and a bottomed cup that is recessed on the inner peripheral side of the outer edge portion 3a. A portion 3b and a notch portion 3c forming a bowl-shaped concave curved surface substantially coaxial with the speaker 1 are provided above the outer edge portion 3a. The foam F is adhered to the bottom surface of the cup portion 3b.

図１，２を参照し、グリル４はポリプロピレン等の合成樹脂製のもので、スピーカ１の軸方向他端側を車内側から覆うカップ状をなし、スピーカ１の軸方向他端に対向しその外周部に当接して軸方向一端側に押圧する円形状の押圧部４ａと、該押圧部４ａの外周からスピーカ１の軸方向に沿うようにガーニッシュ２の凹部３の外縁部３ａまで延びる円筒状のグリル外周壁４ｂとを一体に有してなる。押圧部４ａの内周側は、スピーカ１からの再生音を透過させるべく多孔状又はメッシュ状に形成される。   1 and 2, the grill 4 is made of a synthetic resin such as polypropylene, has a cup shape that covers the other end in the axial direction of the speaker 1 from the inside of the vehicle, and faces the other end in the axial direction of the speaker 1. A circular pressing portion 4a that contacts the outer peripheral portion and presses toward one end in the axial direction, and a cylindrical shape that extends from the outer periphery of the pressing portion 4a to the outer edge 3a of the recess 3 of the garnish 2 along the axial direction of the speaker 1 The grille outer peripheral wall 4b is integrally provided. The inner peripheral side of the pressing portion 4a is formed in a porous shape or a mesh shape so as to allow the reproduced sound from the speaker 1 to pass therethrough.

図５を参照し、グリル外周壁４ｂの内周側には、ガーニッシュ２との連結部である締結ボス１１、係止爪１２、及び一対の側部係止爪１３，１４がそれぞれグリル４に一体形成される。   Referring to FIG. 5, on the inner peripheral side of the grill outer peripheral wall 4 b, a fastening boss 11, a locking claw 12, and a pair of side locking claws 13 and 14 that are connected to the garnish 2 are provided on the grill 4. It is integrally formed.

図６，７を併せて参照し、締結ボス１１は、押圧部４ａの外周からガーニッシュ２側に軸方向に沿って延びる円筒状のもので、そのガーニッシュ２側の端部にネジ孔１１ａが開口する。一方、ガーニッシュ２の凹部３における締結ボス１１と対向する部位には、ネジ挿通孔１５ａを有する締結座面１５が形成される。そして、ガーニッシュ２の車外側より締結座面１５を貫通したタッピングネジ１６を締結ボス１１に螺着し締め込むことで、当該部位においてグリル４及びガーニッシュ２が一体的に締結（連結）される。なお、機械ネジの螺着やフランジ付きピンの圧入等によりグリル４及びガーニッシュ２を連結するボス状の連結部を設けた構成としてもよい。   6 and 7 together, the fastening boss 11 is a cylindrical member extending along the axial direction from the outer periphery of the pressing portion 4a to the garnish 2 side, and a screw hole 11a is opened at the end of the garnish 2 side. To do. On the other hand, a fastening seat surface 15 having a screw insertion hole 15a is formed at a portion of the recess 3 of the garnish 2 facing the fastening boss 11. And the grille 4 and the garnish 2 are integrally fastened (connected) in the said part by screwing the tapping screw 16 which penetrated the fastening seating surface 15 from the vehicle outer side of the garnish 2 to the fastening boss | hub 11, and fastening. In addition, it is good also as a structure which provided the boss-shaped connection part which connects the grille 4 and the garnish 2 by screwing of a machine screw, press-fitting of a pin with a flange, or the like.

図５，７を参照し、グリル４における締結ボス１１と径方向で反対側となる部位には、比較的大型の前記係止爪１２が設けられる。係止爪１２は、ガーニッシュ２の凹部３の内側に形成した開口１７に入り込んでその外周側に係合することで、当該部位においてグリル４及びガーニッシュ２を一体的に連結する。   Referring to FIGS. 5 and 7, the relatively large locking claw 12 is provided in a portion of the grill 4 that is opposite to the fastening boss 11 in the radial direction. The engaging claw 12 enters the opening 17 formed inside the concave portion 3 of the garnish 2 and engages with the outer peripheral side thereof, thereby integrally connecting the grill 4 and the garnish 2 at that portion.

また、グリル４における締結ボス１１及び係止爪１２を結ぶ直線（直径）を挟んだ両側となる部位には、比較的小型の前記側部係止爪１３，１４が適宜振り分けて設けられる。各側部係止爪１３，１４も係止爪１２と同様、ガーニッシュ２の凹部３の内側に形成した開口１８，１９に入り込んでその外周側に係合することで、当該部位においてグリル４及びガーニッシュ２を一体的に連結する。ここで、グリル外周壁４ｂの内周側における各側部係止爪１３，１４の締結ボス１１側の部位には、周方向と略直交する板状のリブ２１，２２がそれぞれグリル４に一体形成される。   In addition, relatively small side locking claws 13 and 14 are appropriately distributed and provided on both sides of the grill 4 on both sides of a straight line (diameter) connecting the fastening boss 11 and the locking claws 12. Similarly to the locking claw 12, the side locking claws 13 and 14 enter the openings 18 and 19 formed on the inner side of the recess 3 of the garnish 2 and engage with the outer peripheral side thereof. The garnish 2 is connected integrally. Here, plate-like ribs 21 and 22 that are substantially orthogonal to the circumferential direction are integrally formed with the grill 4 at portions on the fastening boss 11 side of the side locking claws 13 and 14 on the inner peripheral side of the grill outer peripheral wall 4b. It is formed.

これら締結ボス１１、係止爪１２及び各側部係止爪１３，１４によりグリル４及びガーニッシュ２を一体的に連結した状態で、グリル４及びガーニッシュ２の間にスピーカ１が押圧保持される。   The speaker 1 is pressed and held between the grill 4 and the garnish 2 in a state where the grill 4 and the garnish 2 are integrally connected by the fastening boss 11, the locking claws 12 and the side locking claws 13 and 14.

図５，６を参照し、グリル４をスピーカ１の軸方向他端側に装着した状態で、締結ボス１１とその図中右側に離間して配されるリブ２２との間には、スピーカ１における前記張り出し部７が配置される。このとき、締結ボス１１の図中右側にコネクタ８が隣接するように配置される。そして、締結ボス１１におけるコネクタ８側の側部には、その長手方向（スピーカ軸方向）に沿う短リブ２３が立設される。短リブ２３は、グリル４をスピーカ１に装着した状態で張り出し部７の図中左側に位置する第一端面Ｍ１に当接し、もってグリル４に対するスピーカ１の軸線Ｃを中心とした図中右回りの回転が規制される。   5 and 6, with the grille 4 attached to the other axial end of the speaker 1, the speaker 1 is interposed between the fastening boss 11 and the rib 22 spaced apart on the right side in the drawing. The overhanging portion 7 is disposed. At this time, the connector 8 is disposed adjacent to the right side of the fastening boss 11 in the drawing. And the short rib 23 which stands in the longitudinal direction (speaker axial direction) in the side part by the side of the connector 8 in the fastening boss | hub 11 is standingly arranged. The short rib 23 abuts on the first end face M1 located on the left side of the overhanging portion 7 in the state where the grille 4 is mounted on the speaker 1, and thus the clockwise direction in the drawing centering on the axis C of the speaker 1 with respect to the grille 4. Rotation is regulated.

一方、図中右側のリブ２２における張り出し部７側の縁部には、スピーカ軸方向に沿う短リブ２４が立設される。短リブ２４は、グリル４をスピーカ１に装着した状態で張り出し部７の図中右側に位置する第二端面Ｍ２に当接し、もってグリル４に対するスピーカ１の軸線Ｃを中心とした図中左回りの回転が規制される。
以上により、グリル４に対するスピーカ１の両方向への回転が規制される。 On the other hand, a short rib 24 extending in the direction of the speaker axis is provided at the edge of the rib 22 on the right side in the drawing on the protruding portion 7 side. The short rib 24 abuts on the second end face M2 located on the right side of the overhanging portion 7 in the state where the grill 4 is mounted on the speaker 1, and thus the counterclockwise in the drawing centering on the axis C of the speaker 1 with respect to the grill 4 Rotation is regulated.
Thus, the rotation of the speaker 1 in both directions with respect to the grill 4 is restricted.

図５，７を参照し、ガーニッシュ２の凹部３には、係止爪１２及び各側部係止爪１３，１４を係合させる各開口１７，１８，１９の他に、スピーカ１における本体部５の軸方向一端よりも車外側に突出するコネクタ８及びコンデンサ９の端部を挿通する開口２５が形成される。開口２５の図中右側には前記締結座面１５が隣接する。そして、開口２５における図中右側の縁部２５ａには、スピーカ１をガーニッシュ２に取り付けた状態でコネクタ８の第一側面Ｍ３が当接し、もってガーニッシュ２に対するスピーカ１の図中左回りの回転が規制される。   Referring to FIGS. 5 and 7, the recess 3 of the garnish 2 has a body portion in the speaker 1 in addition to the openings 17, 18, and 19 that engage the locking claws 12 and the side portion locking claws 13 and 14. 5 and the opening 25 which penetrates the connector 8 and the end part of the capacitor | condenser 9 which protrude in the vehicle outer side rather than one axial direction end. The fastening seat surface 15 is adjacent to the right side of the opening 25 in the drawing. The first side face M3 of the connector 8 abuts the edge 25a on the right side of the opening 25 in the figure in a state where the speaker 1 is attached to the garnish 2, so that the rotation of the speaker 1 counterclockwise in the figure relative to the garnish 2 is performed. Be regulated.

一方、係止爪１２用の開口１７における図中上側の縁部１７ａには、グリル４をガーニッシュ２に取り付けた状態で係止爪１２の図中上側の縁部１２ａが当接し、もってガーニッシュ２に対するグリル４の図中右回りの回転が規制される。
スピーカ１及びグリル４の相対回転は規制されていることから、ガーニッシュ２に対するスピーカ１及びグリル４の両方向への回転が規制されることとなる。なお、コネクタ８の第二側面Ｍ４が開口２５の縁部に当接する等により、ガーニッシュ２に対するスピーカ１の両方向の回転がグリル４を介さずに規制される構成であってもよい。 On the other hand, the upper edge portion 17a in the drawing of the opening 17 for the locking claw 12 contacts the upper edge portion 12a in the drawing of the locking claw 12 with the grille 4 attached to the garnish 2, and thus the garnish 2 Rotation of the grill 4 in the clockwise direction in FIG.
Since the relative rotation of the speaker 1 and the grill 4 is restricted, the rotation of the speaker 1 and the grill 4 in both directions with respect to the garnish 2 is restricted. The second side surface M4 of the connector 8 may be in contact with the edge of the opening 25, and the rotation of the speaker 1 in both directions with respect to the garnish 2 may be restricted without the grill 4 being interposed.

グリル外周壁４ｂは、スピーカ１と共に上向きに傾斜して設けられることから、その径方向一端側（上側）における押圧部４ａからの延出距離が短く、該一端側に対して他端側（下側）ほど前記延出距離が増加するように設けられる。そして、グリル４の前記径方向一端側には前記係止爪１２が設けられ、径方向他端側には前記締結ボス１１が設けられる。これにより、締結ボス１１におけるタッピングネジ１６の締結代を容易かつ十分に確保することが可能である。   Since the grill outer peripheral wall 4b is provided so as to be inclined upward together with the speaker 1, the extension distance from the pressing portion 4a on one end side (upper side) in the radial direction is short, and the other end side (lower side) with respect to the one end side. The extension distance increases toward the side). And the said latching claw 12 is provided in the said radial direction one end side of the grille 4, and the said fastening boss | hub 11 is provided in the radial direction other end side. Thereby, it is possible to easily and sufficiently secure the fastening allowance of the tapping screw 16 in the fastening boss 11.

以上説明したように、上記実施例におけるスピーカ取り付け構造は、スピーカ１の軸方向一端側に当接するガーニッシュ２と、前記スピーカ１の軸方向他端側に当接すると共に前記ガーニッシュ２に取り付けられるグリル４とを備え、前記ガーニッシュ２に前記グリル４を取り付けてこれらの間に前記スピーカ１を挟み込んで押圧保持するものにおいて、前記グリル４に短リブ２３，２４が設けられると共に、前記スピーカ１には前記短リブ２３，２４に対応する第一及び第二端面Ｍ１，Ｍ２が設けられ、前記ガーニッシュ２及び前記グリル４の間に前記スピーカ１を押圧保持した状態で、前記短リブ２３，２４並びに第一及び第二端面Ｍ１，Ｍ２がそれぞれ前記スピーカ１の周方向で互いに係合するものである。   As described above, the speaker mounting structure in the above embodiment includes the garnish 2 that contacts the one axial end of the speaker 1 and the grill 4 that contacts the other axial end of the speaker 1 and is attached to the garnish 2. The grille 4 is attached to the garnish 2 and the speaker 1 is sandwiched and held between them. The grille 4 is provided with short ribs 23 and 24. First and second end faces M1 and M2 corresponding to the short ribs 23 and 24 are provided, and the short ribs 23 and 24 and the first end face are held in a state where the speaker 1 is pressed and held between the garnish 2 and the grill 4. The second end faces M1 and M2 are engaged with each other in the circumferential direction of the speaker 1.

この構成によれば、短リブ２３，２４並びに第一及び第二端面Ｍ１，Ｍ２のスピーカ周方向での係合によりスピーカ１の軸回りの回転が規制されるため、車両走行時等にガーニッシュ２とグリル４との間でスピーカ１が軸回りに回転してしまうことを防止でき、音響の品質の低下、支持部材との接触音の発生、電線の破損等を防止することができる。   According to this configuration, the rotation around the axis of the speaker 1 is restricted by the engagement of the short ribs 23, 24 and the first and second end faces M1, M2 in the speaker circumferential direction. It is possible to prevent the speaker 1 from rotating about the axis between the grille 4 and the grill 4, and it is possible to prevent deterioration in sound quality, generation of contact sound with the support member, breakage of electric wires, and the like.

また、上記スピーカ取り付け構造においては、前記スピーカ１が、円筒形のスピーカ外周壁６ａと、該スピーカ外周壁６ａの径方向外側に張り出して設けられるコネクタ８とを備え、前記コネクタ８に前記第一及び第二端面Ｍ１，Ｍ２並びに第二側面Ｍ４が設けられることで、スピーカ外周壁６ａの径方向外側に張り出したコネクタ８を有効利用することとなり、スピーカ１の回り止め構造を簡略化でき、かつスピーカ１の回り止めを効果的に行うことができる。   In the speaker mounting structure, the speaker 1 includes a cylindrical speaker outer peripheral wall 6a and a connector 8 provided so as to project outward in the radial direction of the speaker outer peripheral wall 6a. In addition, by providing the second end faces M1, M2 and the second side face M4, the connector 8 projecting outward in the radial direction of the speaker outer peripheral wall 6a can be effectively used, and the rotation prevention structure of the speaker 1 can be simplified. The rotation prevention of the speaker 1 can be performed effectively.

さらに、上記スピーカ取り付け構造においては、前記短リブ２３が、前記ガーニッシュ２と前記グリル４との連結部である締結ボス１１に設けられることで、ガーニッシュ２とグリル４との相対的なズレが少ない締結ボス１１を有効利用することとなり、スピーカ１の回り止め構造を簡略化でき、かつガーニッシュ２及びグリル４の両者に対するスピーカ１のズレを抑えることができる。   Furthermore, in the speaker mounting structure, the short rib 23 is provided on the fastening boss 11 that is a connecting portion between the garnish 2 and the grill 4, so that there is little relative displacement between the garnish 2 and the grill 4. The fastening boss 11 is effectively used, the structure for preventing the rotation of the speaker 1 can be simplified, and the displacement of the speaker 1 with respect to both the garnish 2 and the grill 4 can be suppressed.

しかも、上記スピーカ取り付け構造においては、前記ガーニッシュ２及び前記グリル４の一部が前記スピーカ１の軸方向に沿うタッピングネジ１６で締結され、前記タッピングネジ１６が挿通される前記軸方向に沿う前記締結ボス１１に前記短リブ２３が設けられることで、タッピングネジ１６を挿通する締結ボス１１を有効利用することとなり、スピーカ１の回り止め構造を簡略化でき、かつタッピングネジ１６によってガーニッシュ２とグリル４とを強固に連結する部位でスピーカ１の回り止めを行うことで、ガーニッシュ２及びグリル４に対するスピーカ１のズレをより抑えることができる。   Moreover, in the speaker mounting structure, a part of the garnish 2 and the grill 4 is fastened by a tapping screw 16 along the axial direction of the speaker 1 and the fastening along the axial direction through which the tapping screw 16 is inserted. By providing the short rib 23 on the boss 11, the fastening boss 11 through which the tapping screw 16 is inserted can be effectively used, and the structure for preventing rotation of the speaker 1 can be simplified, and the garnish 2 and the grill 4 can be simplified by the tapping screw 16. The rotation of the speaker 1 is prevented at the portion where the two are firmly connected to each other, so that the displacement of the speaker 1 with respect to the garnish 2 and the grill 4 can be further suppressed.

そして、上記スピーカ取り付け構造においては、前記グリル４が、前記スピーカ１の軸方向他端側を押圧する円形状の押圧部４ａと、該押圧部４ａの外周から前記軸方向に沿うように前記ガーニッシュ２まで延びる円筒状のグリル外周壁４ｂとを備え、前記グリル外周壁４ｂの前記押圧部４ａから前記ガーニッシュ２までの延出距離が、前記グリル４の径方向一端側に対して他端側が増加するように設けられ、前記グリル４の径方向一端側には前記ガーニッシュ２に係合する係止爪１２が設けられ、前記グリル４の径方向他端側には前記締結ボス１１が設けられることで、締結部材の締結代が不要な係止爪１２はグリル外周壁４ｂにおける延出距離が比較的短い径方向一端側に設け、締結部材（タッピングネジ１６）の締結代を要する締結ボス１１はグリル外周壁４ｂにおける延出距離が比較的長い径方向他端側に設けることとなり、グリル４を効率よく強固に取り付けることができる。   In the speaker mounting structure, the grill 4 has a circular pressing portion 4a that presses the other axial end of the speaker 1 and the garnish so as to extend along the axial direction from the outer periphery of the pressing portion 4a. 2 and a cylindrical grill outer peripheral wall 4b extending up to 2, the extension distance from the pressing portion 4a of the grill outer peripheral wall 4b to the garnish 2 is increased on the other end side with respect to one end side in the radial direction of the grill 4 A locking claw 12 that engages with the garnish 2 is provided on one end in the radial direction of the grill 4, and the fastening boss 11 is provided on the other end in the radial direction of the grill 4. Thus, the locking claw 12 that does not require the fastening allowance of the fastening member is provided on one end side in the radial direction where the extension distance of the grill outer peripheral wall 4b is relatively short, and the fastening bolt requiring the fastening allowance of the fastening member (tapping screw 16). 11 is a provision in the extension distance is relatively long radial direction end side of the grill the outer peripheral wall 4b, grill 4 can be mounted efficiently firmly.

なお、この発明は上記実施例に限られるものではなく、例えば、締結ボス１１ではなく（又はこれに加えて）係止爪１２や側部係止爪１３，１４を利用したスピーカ１の回り止めを行うようにしてもよい。
そして、上記実施例における構成はこの発明の一例であり、当該発明の要旨を逸脱しない範囲で種々の変更が可能であることはいうまでもない。 The present invention is not limited to the above-described embodiment. For example, the rotation stop of the speaker 1 using the locking claw 12 and the side locking claws 13 and 14 instead of (or in addition to) the fastening boss 11. May be performed.
And the structure in the said Example is an example of this invention, and it cannot be overemphasized that a various change is possible in the range which does not deviate from the summary of the said invention.

この発明の実施例におけるスピーカ取り付け部を車内側から見た側面図である。It is the side view which looked at the speaker attachment part in the Example of this invention from the vehicle inside. 図１のＡ−Ａ断面図である。It is AA sectional drawing of FIG. スピーカを車内側から見た正面図である。It is the front view which looked at the speaker from the vehicle inside. 上記スピーカの側面図である。It is a side view of the said speaker. 上記スピーカにその車内側を支持するグリルを装着した状態を車外側から見た裏面図である。It is the back view which looked at the state where the grill which supports the car inside to the above-mentioned speaker was seen from the car outside. 図５のＢ−Ｂ断面図である。It is BB sectional drawing of FIG. 前記スピーカの車外側を支持するガーニッシュを車内側から見た側面図である。It is the side view which looked at the garnish which supports the vehicle outside of the speaker from the vehicle inside. 上記スピーカ取り付け部を後方から見た矢視図である。It is the arrow view which looked at the said speaker attachment part from back. 上記スピーカ取り付け部を含む車室内を後方から見た矢視図である。It is the arrow view which looked at the vehicle interior containing the said speaker attachment part from back.

符号の説明Explanation of symbols

１ スピーカ
２ ガーニッシュ（車体側取り付け部材）
４ グリル
４ａ 押圧部
４ｂ グリル外周壁
６ａ スピーカ外周壁
８ コネクタ
１１ 締結ボス（連結部）
１２ 係止爪（連結部）
１３，１４ 側部係止爪（連結部）
１６ タッピングネジ（締結部材）
２３，２４ 短リブ（第一係合部）
Ｍ１，Ｍ２ 第一及び第二端面（第二係合部） 1 Speaker 2 Garnish (vehicle body side mounting member)
4 Grill 4a Pressing portion 4b Grill outer peripheral wall 6a Speaker outer peripheral wall 8 Connector 11 Fastening boss (connecting portion)
12 Locking claw (connecting part)
13, 14 Side locking claw (connecting part)
16 Tapping screw (fastening member)
23, 24 Short rib (first engaging part)
M1, M2 first and second end faces (second engaging portion)

Claims (5)

スピーカの軸方向一端側に当接する車体側取り付け部材と、前記スピーカの軸方向他端側に当接すると共に前記車体側取り付け部材に取り付けられるグリルとを備え、前記車体側取り付け部材に前記グリルを取り付けてこれらの間に前記スピーカを挟み込んで押圧保持するスピーカ取り付け構造において、
前記車体側取り付け部材及び前記グリルの少なくとも一方に第一係合部が設けられると共に、前記スピーカには前記第一係合部に対応する第二係合部が設けられ、前記車体側取り付け部材及び前記グリルの間に前記スピーカを押圧保持した状態で、前記第一及び第二係合部が前記スピーカの周方向で互いに係合することを特徴とするスピーカ取り付け構造。 A vehicle body side mounting member that contacts one end side in the axial direction of the speaker; and a grill that contacts the other end side in the axial direction of the speaker and is attached to the vehicle body side mounting member; In the speaker mounting structure that sandwiches and holds the speaker between them,
At least one of the vehicle body side mounting member and the grill is provided with a first engagement portion, and the speaker is provided with a second engagement portion corresponding to the first engagement portion, and the vehicle body side mounting member, A speaker mounting structure, wherein the first and second engaging portions engage with each other in a circumferential direction of the speaker in a state where the speaker is pressed and held between the grills. 前記スピーカは、円筒形のスピーカ外周壁と、該スピーカ外周壁の径方向外側に張り出して設けられるコネクタとを備え、前記コネクタに前記第二係合部が設けられることを特徴とする請求項１に記載のスピーカ取り付け構造。   2. The speaker according to claim 1, further comprising a cylindrical speaker outer peripheral wall and a connector provided so as to protrude outward in a radial direction of the speaker outer peripheral wall, and the connector is provided with the second engagement portion. The speaker mounting structure described in 1. 前記第一係合部は、前記車体側取り付け部材と前記グリルとの連結部に設けられることを特徴とする請求項１又は２に記載のスピーカ取り付け構造。   3. The speaker mounting structure according to claim 1, wherein the first engaging portion is provided at a connecting portion between the vehicle body side mounting member and the grill. 前記車体側取り付け部材及び前記グリルの少なくとも一部は、前記スピーカの軸方向に沿う締結部材で締結され、前記締結部材が挿通される前記軸方向に沿うボス状の前記連結部に、前記第一係合部が設けられることを特徴とする請求項３に記載のスピーカ取り付け構造。   At least a part of the vehicle body side mounting member and the grill is fastened by a fastening member along the axial direction of the speaker, and the first boss-like connecting portion along the axial direction through which the fastening member is inserted is connected to the first The speaker mounting structure according to claim 3, wherein an engaging portion is provided. 前記グリルは、前記スピーカの軸方向他端側を押圧する円形状の押圧部と、該押圧部の外周から前記軸方向に沿うように前記車体側取り付け部材まで延びる円筒状のグリル外周壁とを備え、
前記グリル外周壁の前記押圧部から前記車体側取り付け部材までの延出距離が、前記グリルの径方向一端側に対して他端側が増加するように設けられ、
前記グリルの径方向一端側には前記車体側取り付け部材に係合する爪状の前記連結部が設けられ、前記グリルの径方向他端側には前記ボス状の連結部が設けられることを特徴とする請求項４に記載のスピーカ取り付け構造。
The grill includes a circular pressing portion that presses the other axial end of the speaker, and a cylindrical grill outer peripheral wall that extends from the outer periphery of the pressing portion to the vehicle body side mounting member along the axial direction. Prepared,
The extension distance from the pressing portion of the outer peripheral wall of the grill to the vehicle body side mounting member is provided so that the other end side increases with respect to one end side in the radial direction of the grill,
The hook-shaped connecting portion that engages with the vehicle body side mounting member is provided at one end in the radial direction of the grill, and the boss-shaped connecting portion is provided at the other end in the radial direction of the grill. The speaker mounting structure according to claim 4.
JP2008205720A 2008-08-08 2008-08-08 Speaker mounting structure Expired - Fee Related JP4989585B2 (en)

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