1265538 九、發明說明： 【發明所屬之技術領域】 本發明係關於一種用於雷早供堃从 斤 ⑺％冤子δ又備專的切換各種信號用的 疋轉開關或旋轉編碼器等旋轉型電氣零件。 • 【先前技術】 . /前的旋轉型電氣零件的構造，已知有-種如下構造的 旋轉型編碼器，其在旋轉體的圓周面上設置編碼圖案，並 且在旋轉體的一個端面上形成棘爪（click)用的凹凸部，藉 •由使卡合構件與該凹凸部卡扣或脫離，從而產生卡答感（例 如’參照專利文獻1)。 以下，基於圖式說明先前的旋轉型電氣零件的構造。 圖6係先前的旋轉型電氣零件的前視圖，圖7係先前的旋 轉型電氣零件的主要部位剖面側視圖。 在圖中，由絕緣材料構成的絕緣基座丨丨，係由矩形狀的 主基座部12、從主基座部12呈直角直立設置的側壁部13、 及連結在该主基座部12的兩側的一對副基座部（未圖示）所 構成。 在副基座部内鑲嵌有由金屬板構成的接觸片丨6，以接觸 部16a從絕緣基座U的上表面向上方突出、端子部i6b從下 表面向下方突出的方式安裝。此外，在主基座部12内鑲嵌 同樣由金屬板構成的共用接觸片17，以接觸部17a從絕緣基 座11的上表面向上方突出、端子部17b從下表面向下方突出 的方式安裝。此外，在侧壁部13的中心部具有圓形狀的孔 13b ° 99329.doc 1265538 由絕緣材料構成的圓筒狀的旋轉體18，具有··軸支承在 側壁部13的孔13b内的軸部18a、直徑大於該軸部18a的直徑 的保持部18b、設在該保持部i8b的端面上的棘爪用的凹凸 W 18 d。此外’在旋轉體18内鑲後設置由金屬板構成的編石馬 構件19 ’該編碼構件19具有成爲共用圖案的環狀的板狀部 19a、成爲編石馬圖案的多個舌片1 %。 由金屬板構成的卡合構件2〇，具有：矩形的板狀基部1265538 IX. Description of the invention: [Technical field to which the invention pertains] The present invention relates to a rotary type such as a rotary switch or a rotary encoder for switching various signals from a kilometer (7)% scorpion δ. Electrical parts. • [Prior Art] / For the construction of the rotary electric component, a rotary encoder having a configuration in which a coding pattern is provided on the circumferential surface of the rotary body and formed on one end surface of the rotary body is known. The uneven portion for the click is caused by the snap member and the uneven portion being buckled or detached, thereby causing a click feeling (for example, see "Patent Document 1"). Hereinafter, the configuration of the prior rotary electric component will be described based on the drawings. Figure 6 is a front elevational view of a prior art rotary electrical component, and Figure 7 is a cross-sectional side view of the main portion of the prior rotary electrical component. In the drawing, an insulating base 构成 made of an insulating material is a rectangular main base portion 12, a side wall portion 13 which is erected at a right angle from the main base portion 12, and is coupled to the main base portion 12 A pair of sub-base portions (not shown) on both sides are formed. A contact piece 6 made of a metal plate is embedded in the sub-base portion, and the contact portion 16a is protruded upward from the upper surface of the insulating base U, and the terminal portion i6b is protruded downward from the lower surface. Further, a common contact piece 17 made of a metal plate is embedded in the main base portion 12, and the contact portion 17a is protruded upward from the upper surface of the insulating base 11, and the terminal portion 17b is protruded downward from the lower surface. Further, a hole 13b having a circular shape is formed in the center portion of the side wall portion 13; 99329.doc 1265538 A cylindrical rotating body 18 made of an insulating material has a shaft portion supported by the shaft 13b in the hole 13b of the side wall portion 13. 18a, a holding portion 18b having a diameter larger than the diameter of the shaft portion 18a, and a concavity and convexity W18d for the pawl provided on the end surface of the holding portion i8b. Further, 'the stone member 19 made of a metal plate is placed in the inside of the rotating body 18'. The code member 19 has an annular plate-like portion 19a which is a common pattern, and a plurality of tongues which are patterned stones. . The engaging member 2〇 composed of a metal plate has a rectangular plate-like base
2〇a、在該基部2(^的中央以c字狀切開並彎曲的在前端部具 有凸部的卡合部2〇b '從基部2〇a的兩側部彎折的一對側板 (未圖不）、從基部2〇a的上邊彎折的上邊板2〇g、從下邊彎折 的下邊板20j。 該卡合構件20,以卡合部鳩與設置了凹凸部i8d的旋轉 體18的端面相對的方式，上邊板2Qg與絕緣基座11的側壁部 13配合、下邊板2Gj與主基座部12的下表面配合而安裝。另 卜卡口 4 20b的凸部，以可與設在旋轉體的端面上的凹 凸部⑻卡合脫離的狀態，卡合在凹凸部咖上， 棘爪機構。 風 關於如此構成的旋轉型電氣零件的動作，如果利用未圖 ==作構件旋轉旋轉體卜旋轉體Η和編碼構件Η即以轴 it 部旋轉。另外，旋轉㈣，藉由凹凸部18d 舁卡a邛2〇b的卡合脫離動作， 、， 片19b與接觸片16接觸分離 k ’並且藉由舌 並且共用接觸片17始終與板狀 桃接觸，在接觸片16和共用接 脈衝信號。 幻<間產生2相的 99329.doc 專利文獻1 ··特開2001-167665號公報 發明所欲解決之問題 在上述先前的旋轉型電氣零件的構造中，爲了構成棘爪 (click)機構’在由金屬板構成的卡合構件（蓋構件）上形成由 切口育片構成的棘爪（eliek)料1個彈性片，在該彈性片的 前端形成凸狀的卡合部，使該卡合部與旋轉體的凹凸部（凸 輪:P)卡口脫離’因此於欲變化棘爪的動作轉矩(欲加重)的 !月況下T以變更金屬板的板厚、變更彈性片的尺寸、變 更旋轉體的凸輪部的形狀等方法，來變更轉矩。但是，近 來，隨著電氣零件的小型化、薄型化的發展，要與此對應， =在有因金屬板的彈性（彈簧）應力有限或外形尺寸的限制 等而無法使用上述方法的問題。 卜由於彈性（彈黃）負荷集中在與卡合部卡合脫離的 凸輪广的點上，因此存在有凸輪部變形，機械壽命縮短 的問題。 【發明内容】 因此，本發明之目的在於，解決上述的問題點，提供一 種旋轉型電氣零件’不需增加構件個數，僅用現有構件即 能夠加重棘爪的動作轉矩。 爲解決上述問題，在本發明中，第1解決方案係構成爲， 匕括.具有收容部的殼體；配設在上述收容部的内底面上 的多個固定接點；㈣構件，於下面側保持有與該些 接點㈣接觸的滑動接點’且可旋轉地收容在上述收容部 内皿構件’具有设在該驅動構件上面側的操作部會突出 99329.doc 1265538 的貫通孔，且嵌接在上述殼體的上面側；在上述驅動構件 的周邊部，形成環狀連續的凹凸狀凸輪部，在上述蓋構件 的相對的一對側邊緣部，形成與上述凸輪部卡合而産生卡 答感觸的一對棘爪片。 此外第2解決方案係構成爲，在上述驅動構件的外周側 面部上形成上述凸輪部，並且向下方彎折上述蓋構件的側 邊緣部來形成相對的―對彎曲板，在該些f曲板上彼此相 對地形成上述棘爪片，在一對上述棘爪片之間夹持上述凸 輪部，並使其卡合。 此外，第3解決方案係構成爲：上述棘爪片係形成爲兩端 保持在上述彎曲板上的雙懸臂梁狀。 此外，第4解決方案係構成爲：在上述蓋構件中與形成上 述棘爪片的侧邊緣為不同的_對相對的側邊緣部上，形成 一對安裝板，在上述殼I#的卜 又體的上面側嵌接上述蓋構件時，上 述一對安裝板與殼體的側面部卡合。 此外，爲第5解決方案係構成爲 形成上述蓋構件。 “爲.以具有彈性的金屬薄板 /上:斤述，本發明的旋轉型電氣零件，因爲包括具有收 谷部的忒體、配设在收容部的 /、 幻円底面上的多個固定接 在下面側保持與這些固定接點滑 疋接』 轉地收容在收容部内的驅動構件乂 點亚可旋 件的上面側的操作部的貫通孔並#接=出設在該驅動構 構件，在㈣構件的周邊部 面側的现 Μ ★焚雄从衣^欠連續的凹凸狀的凸鈐 部，在盍構件的相對的—對側 狀的凸輪 邊緣。卩形成與凸輪部卡合而 99329.doc 1265538 生卡^感觸的一對棘爪片，所以藉由相對地設置一對與 驅動構件的凸輪部卡合棘爪片，能夠是先前2倍地增加施加 給凸輪部的彈簧負荷，因此不需增加構件個數，僅用現有 構件即能夠加重卡答感觸的動作轉矩。 此外▲，目爲在.驅動構件的外周側面部形成凸輪部，並且 向下方彎折蓋構件的側邊緣部來形成相對的一對彎曲板， 在彎曲板上彼此相對地形成棘爪片，在—對棘爪片的之間 夾持上述凸輪部，並使兩者卡合，所以驅動構件藉由設在 f曲板上的-對棘爪片，從兩側向操作部的轴線中心方向 均等地對外周側面部施加力，所以驅動構件的旋轉順利， 操作觸覺良好。此外，能夠抑制驅動構件的傾斜。 此外，因爲棘爪片形成其兩端保持在上述彎曲板上的雙 懸臂梁狀，所以向棘爪片的中央均等地施加負荷，所以 夠順利地進行驅動構件的旋轉，並且能夠提高機械壽命此 此外，容易重轉矩化。 此外’因爲在蓋構件的與形成棘爪片的侧邊緣不同的一 對相對的侧邊緣部上形成一對安裝板，在殼體的上面㈣ 接盍構件時，安裝板與殼體的側面部卡合，所以在 同的側邊緣部上設置設於蓋構件上的棘爪片和㈣體卡人 的安裝板，所以能夠牢固地在殼體上安裝蓋構件。° 此外’由於用具有彈性的|愿 评性的金屬缚板形成上述蓋構件，所 以能夠一體形成蓋構件和棘爪 答感觸。 立且-夠传到良好的卡 【實施方式】 99329.doc -10- 1265538 以下，圖1〜圖5顯示本發明 式。圖!係本發明的旋轉型電 ：乳零件的實施方 明的旋轉型電氣灾件 -的體圖，圖2係本發 ㈣面圖，:二二視圖’圖3係本發明的…線 口圓4係！頁不本發明的旋轉 驅動構件的凸輪部的關伟的主要零件的棘爪片與 發明的旋轉型電Μ件㈣=俯視圖，圖5係顯示本 要部位俯視圖。7々接點與滑動接點的關係的主2〇a, a pair of side plates which are bent at both sides of the base portion 2〇a by the engaging portions 2〇b' having the convex portions at the distal end portion which are cut and bent in the c-shape at the center of the base portion 2 ( The upper side plate 2〇g bent from the upper side of the base 2〇a and the lower side plate 20j bent from the lower side. The engaging member 20 has the engaging portion 鸠 and the rotating body provided with the uneven portion i8d. The end faces of the 18 are opposed to each other, the upper side plate 2Qg is engaged with the side wall portion 13 of the insulating base 11, and the lower side plate 2Gj is fitted to the lower surface of the main base portion 12. The convex portion of the card slot 4 20b is The concave-convex portion (8) provided on the end surface of the rotating body is engaged with and disengaged, and is engaged with the concave-convex portion and the pawl mechanism. The wind is rotated by the member of the rotary electric component thus constructed. The rotating body and the coding member 旋转 are rotated by the shaft portion. Further, the rotation (4) is separated from the contact piece 16 by the engagement and disengagement operation of the ridges a 邛 2 〇 b of the uneven portion 18d. k 'and by the tongue and the shared contact piece 17 is always in contact with the plate-shaped peach, at the contact piece 16 and the common pulse In the structure of the above-described conventional rotary electric component, in order to constitute a click, it is a problem that is to be solved in the above-described structure of the above-described rotary electric component. The mechanism 'in the engaging member (cover member) made of a metal plate, an elastic piece of an eliek made of a cut piece is formed, and a convex engaging portion is formed at the front end of the elastic piece, so that the The engaging portion is separated from the concave-convex portion (cam: P) of the rotating body. Therefore, in order to change the operating torque of the pawl (to be emphasized), the thickness of the metal plate is changed to change the elastic sheet. The torque is changed by the method of changing the size of the cam portion of the rotating body, etc. However, in recent years, with the development of miniaturization and thinning of electrical components, it is necessary to have the elasticity of the metal plate (spring) The problem of the above method cannot be used because of limited stress or limitation of the outer dimensions, etc. Since the elastic (elastic yellow) load is concentrated on the point where the cam that is engaged with the engaging portion is wide, the cam portion is deformed and the mechanical life is present. Shortening the problem. SUMMARY OF THE INVENTION Therefore, an object of the present invention is to solve the above problems and to provide a rotary electric component that does not require an increase in the number of components, and can only increase the operating torque of the pawl by using a conventional member. In the present invention, the first solution is configured to include a housing having a housing portion, a plurality of fixed contacts disposed on an inner bottom surface of the housing portion, and (4) a member held on the lower surface side The contact points of the contacts (four) are rotatably received in the housing portion of the housing portion, and the operation portion provided on the upper surface side of the driving member protrudes through the through hole of 99329.doc 1265538 and is engaged in the housing a pair of annular concave-convex cam portions are formed in a peripheral portion of the driving member, and a pair of side edge portions of the cover member are engaged with the cam portion to form a pair of click feelings Pawl piece. Further, in the second solution, the cam portion is formed on an outer circumferential side surface portion of the driving member, and the side edge portion of the cover member is bent downward to form a pair of opposing curved plates. The pawl pieces are formed to face each other, and the cam portion is sandwiched between the pair of pawl pieces and engaged. Further, in the third solution, the pawl piece is formed in a double cantilever shape in which both ends are held on the curved plate. Further, the fourth solution is configured such that a pair of mounting plates are formed on the opposite side edge portions of the cover member which are different from the side edges on which the pawl sheets are formed, and the shell I# When the cover member is engaged with the upper surface of the body, the pair of attachment plates are engaged with the side surface portions of the casing. Further, in the fifth solution, the cover member is formed. "In the case of a flexible metal sheet / top: the rotary electric component of the present invention includes a plurality of fixed joints on the bottom surface of the phantom of the accommodating portion. The drive member that is slidably received in the accommodating portion is slidably connected to the fixed contact point on the lower side, and the through hole of the operation portion on the upper surface side of the sub-screw member is connected to the drive member. (4) The current side of the peripheral surface of the member ★ The burning convex portion of the burning body is not continuous, and the opposite side of the cam member is opposite to the cam edge. The 卩 formation is engaged with the cam portion and 99329. Doc 1265538 is a pair of pawl pieces that are in contact with each other. Therefore, by relatively providing a pair of pawl pieces that are engaged with the cam portions of the driving member, it is possible to increase the spring load applied to the cam portion twice as much as before. It is necessary to increase the number of components, and it is possible to increase the operating torque of the card-sensing feeling only by using the existing member. Further, ▲, the cam portion is formed on the outer peripheral side surface portion of the driving member, and the side edge portion of the cover member is bent downward. Forming a pair of opposing bends a plate on which a pawl piece is formed opposite to each other, and the cam portion is sandwiched between the pair of pawl pieces to engage the two, so that the drive member is provided by the pair on the f-curve plate The pawl piece applies a force to the outer peripheral side surface portion evenly from the both sides toward the axial center direction of the operation portion, so that the rotation of the drive member is smooth and the operation feel is good. Further, the inclination of the drive member can be suppressed. Since the double cantilever beam shape in which both ends are held on the curved plate is formed, the load is evenly applied to the center of the pawl piece, so that the rotation of the drive member can be smoothly performed, and the mechanical life can be improved. In addition, since a pair of mounting plates are formed on a pair of opposite side edge portions of the cover member different from the side edges forming the pawl pieces, when the upper surface of the housing (four) is connected to the member, the mounting plate and the housing are Since the side surface portion is engaged, the pawl piece provided on the cover member and the attachment plate of the (four) body card holder are provided on the same side edge portion, so that the cover member can be firmly attached to the casing. The elastic metal plate is formed to form the above-mentioned cover member, so that the cover member and the pawl can be integrally formed. The card can be passed to a good card [embodiment] 99329.doc -10- 1265538 Fig. 1 to Fig. 5 show the formula of the present invention. Fig. 2 is a body diagram of a rotary electric disaster device of the embodiment of the rotary electric machine of the present invention, and Fig. 2 is a front view of the hair (four), and two or two views. Fig. 3 is a front view of the main part of the cam portion of the rotary drive member of the present invention and the inventive rotary electric type member (four) = top view, Fig. 5 Display the top view of the main part. The main relationship between the 7々 contact and the sliding contact
θ中"又體1係由合成樹脂等絕緣材料形成方形狀，上 :側開口，在内部設置圓形狀的收容部u。此外，在該咬 體1的上面侧的夹隔上述收容部_相對的—個側邊部上 没置-對侧壁部lb、lb，該側壁部lb、_相對的面由圓 弧面構成。此外’在位於與該一對側壁部ib、㈣叉的方 向的另-側邊部上’設置與後述的蓋構件6的安裝㈣卡合 的凸狀卡合凸部Id、Id。 在上述收容部la的内底面的中央設置向殼體丨的上面側 突出的圓柱狀的支承軸部le，在該支承軸部“上可旋轉地 軸支承後述的驅動構件4。此外，在收容部u的内底面配設 有夕個繞支承軸部1 e配置的固定接點2。該固定接點2，由 $笔性的金屬板構成，以在内底面露出其一端側的一部分 的狀悲’一體鑲嵌在殼體1内。該固定接點2，具有：以支 承軸部1 e爲中心的圓形狀的共用接點部2a、和分別具有一 定間隙地環狀配置在該共用接點部2a的外周的多個單獨接 點部2b。 此外，該固定接點2的另一端側，從共用接點部2a及單獨 99329.doc -11 - 1265538 接點部2b導出，從殼體丨的一個側面部向外方突出，形成其 前端向殼體1的底面侧彎曲的多個連接端子3、3。該些連接 端子3、3與電子設備等未圖示的電路基板的佈線圖形連接。 驅動構件4,由合成樹脂等絕緣材料形成，具有圓盤狀的 旋轉板4a、在該旋轉板4a的中央上面側突出的大致圓柱狀 的操作部4b。此外，在該操作部扑的一側部設置缺口部， 將該操作部4b形成大致D字狀。此外，在驅動構件4的下面 側設置達到操作部4b内的軸孔部4c，該軸孔部乜可旋轉地 軸支承在上述收容部la的支軸部16外。 此外，在上述旋轉板牦的外周側面部形成由多個相連接 的凹凸部構成的凸輪部4(^藉由在該凸輪部4d上可卡合脫 離地卡合後述的蓋構件6的棘爪片6d，可得到驅動構件4旋 轉時的卡答感觸。 此外，在上述旋轉板4a的下面側固定有由導電性的金屬 薄板構成的滑動接點5。該滑動接點5,如圖5所示，形成大 致圓環狀，在一方徑向相對設置凸狀的接點部5a、几，在 與其交叉的另一方徑向相對設置帶孔的安裝部5c、九。該 女衣4 5c 的孔與δ又在旋轉板4a的下表面的未圖示的凸 起部嵌合，被固定成可與旋轉板4&一同旋轉。 在將上述驅動構件4收容在上述收容部丨a内時，上述滑動 接點5，與設在收容部la的内底面上的固定接點2相對配 置，隨著驅動構件4的旋轉，滑動接點5的一個接點部化， 始終與固定接點2的共用接點部2&滑動接觸，並且另一個接 點部5b與多個單獨接點部2b、2b接觸分離。 99329.doc -12- 1265538 蓋構件6係由具有彈性的金屬薄板形成，具有在中央形成 了貫通孔6b的方形平板狀的上板部以。在該上板部以的一 個相對的側邊緣部形成經由細長狀的狹槽，向下方彎折相 對的一對彎曲板心、6c，此外，在這些彎曲板心、^的前 端侧形成藉由與上述驅動構件4的凸輪部4(1卡合脫離，產生 卡答感觸的棘爪片6d、6d。 此外，該棘爪片6d，在中央具有與上述凸輪部4d卡合脫 離的凸起部6e，形成其兩端保持在上述彎曲板心上的雙懸 臂梁狀。另外，以在該—對棘爪片6d、㈣之間夾持形成 有上述凸輪部4d的旋轉板4a的狀態，卡合驅動構件4和蓋構 件6 〇 如此，因爲在上述驅動構件4的外周側面部形成上述凸輪 部4d，並且向下方彎折蓋構件6的側邊緣部形成相對的一對 彎曲板6e、6c，在該f曲板6e上彼此相對地形成上述棘爪 片6d，在一對棘爪片6d、6(1的之間夾持並卡合形成有上述 凸輪部4d的旋轉板如，由於上述驅動構件4藉由設在蓋構件 6的彎曲板6。上的一對棘爪“d、6d，從兩側向操作部仆的 軸線中心方向均等地對外周側面部施加力，所以上述驅動 構件4的旋轉順暢，操作觸覺良好。此外，由於從兩侧均等 地施加力，因此能夠抑制驅動構件的傾斜。 此外，因爲上述棘爪片“形成其兩端保持在上述彎曲板 6c上的雙懸臂梁狀，由於向上述棘爪片6d的中央均等地施 加負荷，所以能夠順利地進行上述驅動構件4的旋轉，並且 能夠提局機械壽命。此外’藉由形成雙懸臂梁狀’容易達 99329.doc -13- 1265538 成重轉矩化。 此外，在上述上板部以的另一方的與形成有上述棘爪片 6d的側邊緣不同的相對的一對側邊緣部上，形成一對在將 上述盍構件6嵌入殼體丨的上面側時與殼體丨的側面部卡合 的安裝板6f、6f。在這些安裝板6f、訐上形成卡合凹部以、 6g，藉由該卡合凹部6g、6g與設在殼體i的一對側壁部η、 ib的側面部上的一對卡合凸部ld、ld卡合，從而蓋構件6 礙在殼體1的一對側壁部丨b、1 b的上面側。 另外，叹有上述棘爪片6d的彎曲板6c被設在位於與上述 殼體1的側壁部lb、lb!叉的方向上的側邊部，以位於缺口 狀的上述凹槽部卜、lc内方式收容彎曲板6c，在該凹槽部 lc、lc内，可向與上述驅動構件4的操作部仆的軸線方向交 叉的方向彈性變形地配置棘爪片6(1。 如此，由於藉由在上述蓋構件6的與形成棘爪片6d的側邊 緣不同的相對的一對侧邊緣部上，形成一對與上述殼體工 的卡合凸部Id、ld卡合的安裝板6f、6f，在彼此不同的側邊 緣部上，設置設於蓋構件6上的棘爪片6d和與殼體丨卡合的 安裝板6f，所以能夠牢固地在上述殼體丨上安裝上述蓋構件 此外，由於用具有彈性的金屬薄板形成上述蓋構件6，所 以能夠-體形成蓋構件6和棘爪片6d，並且由於能夠彈性變 形，因此能夠得到良好的卡答感觸。 以下，說明上述構成的旋轉型電氣零件的動作。 在不旋轉操作驅動構件4的操作部仆的狀態（初期狀熊） 99329.doc -14- 1265538 下，如圖4所示，驅動構件4的凸輪部4d的凹部，處於與蓋 構件6的棘爪片6d的凸起部&卡合的狀態，被固定在—定的 位置上。此時，如圖S新士 口〕W不，固定在驅動構件4的下面側的 滑動接點5的接點部5a’與配設在收容部U内的固定接點2 的共用接點部2a接觸，接點部5b與單獨接點部2b中的i個接 觸。 然後’如果向任彳可_ -fr ί /τι] 1 7 方（例如，順時針方向）旋轉操作驅 動構件4的操作部4b，則驅動構件4克服棘爪片^的施加 力向）1貝日守針方向疑轉，圖4所示的被卡扣的凸輪部4㈣凹 部脫離而相鄰的凹部與棘爪片6d的凸起部66卡合，固定在 "置上酼之，圖5所不的滑動接點5的接點部5b，從相In the θ, the body 1 is formed into a square shape by an insulating material such as synthetic resin, and the upper side is opened, and a circular receiving portion u is provided inside. Further, on the upper surface side of the bite body 1, the side portions lb and lb are not disposed on the opposite side portions of the accommodating portion _, and the opposing faces of the side wall portions lb and _ are formed by circular arc surfaces. . Further, the convex engagement convex portions Id and Id which are engaged with the attachment (four) of the cover member 6 to be described later are provided on the other side portion in the direction of the pair of side wall portions ib and (four). A cylindrical support shaft portion le that protrudes toward the upper surface side of the casing 设置 is provided at the center of the inner bottom surface of the accommodating portion 1a, and the drive member 4 to be described later is rotatably supported by the support shaft portion. The inner bottom surface of the u is provided with a fixed contact 2 disposed around the support shaft portion 1 e. The fixed contact 2 is composed of a pen-shaped metal plate, and the inner bottom surface is exposed to a part of one end side thereof. 'Integrally embedded in the casing 1. The fixed contact 2 has a circular common contact portion 2a centering on the support shaft portion 1e, and a ring-shaped arrangement at the common contact portion each having a predetermined gap a plurality of individual contact portions 2b on the outer circumference of 2a. Further, the other end side of the fixed contact 2 is derived from the common contact portion 2a and the separate 99329.doc -11 - 1265538 contact portion 2b, from the casing One of the side surface portions protrudes outward, and a plurality of connection terminals 3 and 3 whose front end is bent toward the bottom surface side of the casing 1 are formed. The connection terminals 3 and 3 are connected to a wiring pattern of a circuit board (not shown) such as an electronic device. The driving member 4 is formed of an insulating material such as synthetic resin and has a circle The rotating plate 4a has a substantially cylindrical operation portion 4b that protrudes from the center upper surface side of the rotating plate 4a. Further, a notch portion is provided at one side of the operation portion, and the operation portion 4b is formed in a substantially D shape. Further, a shaft hole portion 4c reaching the operation portion 4b is provided on the lower surface side of the drive member 4, and the shaft hole portion 乜 is rotatably pivotally supported outside the support shaft portion 16 of the accommodating portion 1a. Further, in the above rotating plate 牦The outer peripheral side surface portion is formed with a cam portion 4 composed of a plurality of concavities and convexities connected to each other (the pawl piece 6d of the cover member 6 to be described later is engaged with the cam portion 4d so as to be engageable and detachable, and the drive member can be obtained. 4. The click contact 5 made of a conductive metal thin plate is fixed to the lower surface side of the rotating plate 4a. The sliding contact 5 is formed in a substantially annular shape as shown in Fig. 5 . a convex contact portion 5a and a plurality of diametrically opposed portions 5a and a plurality of diametrically opposed portions 5a and 9 are provided in a radial direction opposite to each other. The hole and δ of the vest 4c are in the rotating plate 4a. The boss portion (not shown) on the lower surface is fitted and fixed to be compatible with The rotating plate 4& is rotated together. When the driving member 4 is housed in the accommodating portion 丨a, the sliding contact 5 is disposed opposite to the fixed contact 2 provided on the inner bottom surface of the accommodating portion 1a, and is driven The rotation of the member 4, one contact portion of the sliding contact 5 is always in sliding contact with the common contact portion 2& of the fixed contact 2, and the other contact portion 5b is in contact with the plurality of individual contact portions 2b, 2b 99329.doc -12- 1265538 The cover member 6 is formed of a thin metal plate having elasticity, and has a square flat plate-shaped upper plate portion having a through hole 6b formed in the center. On the opposite side of the upper plate portion The edge portion is formed so as to be bent downward by the elongated slit, and the pair of curved bending cores 6c are bent downward, and the cam portion 4 of the driving member 4 is formed on the front end sides of the curved cores. The engagement is disengaged, and the pawl pieces 6d and 6d which are in contact with each other are generated. Further, the pawl piece 6d has a boss portion 6e that is engaged with and disengaged from the cam portion 4d at the center, and has a double cantilever beam shape in which both ends are held on the curved plate core. Further, in a state in which the rotating plate 4a on which the cam portion 4d is formed is sandwiched between the pair of pawl pieces 6d and (4), the driving member 4 and the cover member 6 are engaged in this manner because the outer periphery of the driving member 4 is present. The side surface portion is formed with the above-described cam portion 4d, and the side edge portions of the cover member 6 are bent downward to form opposing pair of curved plates 6e, 6c, and the above-described pawl pieces 6d are formed opposite to each other on the f-curved plate 6e. A pair of spines on which the above-described cam portion 4d is sandwiched and engaged with the pawl pieces 6d, 6 (1), for example, a pair of spines provided on the curved plate 6 of the cover member 6 The claws "d, 6d" exert a force on the outer peripheral side surface portion uniformly from the both sides toward the axial center direction of the operation portion, so that the rotation of the drive member 4 is smooth and the operation feel is good. Further, since the force is equally applied from both sides, Therefore, the inclination of the driving member can be suppressed. Further, since the pawl piece "forms a double cantilever shape in which both ends are held by the curved plate 6c, the load is evenly applied to the center of the pawl piece 6d, so that the blade can smoothly Drive the above The rotation of the piece 4 can be used to improve the mechanical life. In addition, it is easy to reach the weight of 99329.doc -13 - 1265538 by forming a double cantilever beam. In addition, the other side of the above upper plate is A pair of opposite side edge portions on which the side edges of the pawl pieces 6d are formed are formed, and a pair of mounting plates that engage with the side surface portions of the case cymbals when the cymbal member 6 is fitted into the upper surface side of the case 形成 are formed. 6f and 6f. An engagement recess is formed in the mounting plate 6f and the cymbal, and 6g is formed by the engagement recesses 6g and 6g and a pair of side wall portions η and ib provided on the casing i. The engaging convex portions ld and ld are engaged, so that the cover member 6 is blocked on the upper surface side of the pair of side wall portions 丨b, 1b of the casing 1. Further, the curved plate 6c sighing the above-described pawl piece 6d is located at The side plate portion in the direction of the side wall portions 1b and 1b of the casing 1 is housed in the groove portion lc and lc in a notch shape, and the curved plate 6c is accommodated in the groove portions lc and lc. The pawl piece 6 can be elastically deformed in a direction intersecting the axial direction of the operation portion of the drive member 4 (1). A pair of mounting plates 6f that engage with the engaging projections Id, ld of the casing are formed on a pair of opposite side edge portions of the cover member 6 that are different from the side edges on which the pawl pieces 6d are formed. And 6f, on the side edge portions different from each other, the pawl piece 6d provided on the cover member 6 and the mounting plate 6f engaged with the casing , are provided, so that the above-mentioned cover member can be firmly mounted on the casing 丨Further, since the cover member 6 is formed of a thin metal plate having elasticity, the cover member 6 and the pawl piece 6d can be formed in a body, and since it can be elastically deformed, a good click feeling can be obtained. Hereinafter, the above configuration will be described. The operation of the rotary electric component is performed in a state in which the operation portion of the drive member 4 is not rotated (initial-like bear) 99329.doc -14 - 1265538, as shown in Fig. 4, the concave portion of the cam portion 4d of the drive member 4, In a state of being engaged with the boss portion & of the pawl piece 6d of the cover member 6, it is fixed at a predetermined position. In this case, the contact portion 5a' of the sliding contact 5 fixed to the lower surface side of the driving member 4 and the common contact portion of the fixed contact 2 disposed in the housing portion U are not shown in FIG. 2a contacts, and the contact portion 5b is in contact with i of the individual contact portions 2b. Then, if the operation portion 4b of the drive member 4 is rotated (for example, clockwise direction), the drive member 4 overcomes the biasing force of the pawl piece 1) The direction of the needle is arbitrarily changed. The recessed portion of the buckled cam portion 4 (4) shown in FIG. 4 is disengaged, and the adjacent recess portion is engaged with the boss portion 66 of the pawl piece 6d, and is fixed at the "mounting", FIG. The contact portion 5b of the sliding contact 5 is not
接觸的1個單獨接點都％ M ”、F b離開，而與相鄰的單獨接點部2b 接觸。 此時’藉由驅動構件4的凸輪㈣與棘爪⑽的凸起物 卡合脫離，産生旋轉操作時的卡答感觸。在此種情況下， 籲棘爪片6d隔著驅動構件4的凸輪耗地相對配置在兩側，能 夠加重卡答感觸的動作轉矩。 另外’驅動構件4,也能夠向逆時針方向旋轉地形成，即 使在此種情況下，由於也進行與上述同樣的動作，所以省 略其說明。 如果採用上述的本發明的實施例，因爲在可旋轉地收容 在上述殼體1的收容部1&内的上述驅動構件4的旋轉板乜的 周邊部，形成環狀連續的凹凸狀的凸輪部4d，在嵌合在上 述成體1的上面側的上述盍構件的一對相相對的側邊緣部 99329.doc -15-Each of the individual contacts in contact is separated by % M ”, F b , and is in contact with the adjacent individual contact portion 2 b. At this time, the cam (four) of the driving member 4 is engaged with the protrusion of the pawl (10). In this case, the click pawl piece 6d is disposed on both sides with respect to the cam of the drive member 4, and the operating torque of the click feeling can be increased. 4, it is also possible to rotate in the counterclockwise direction. Even in this case, the same operation as described above is performed, and therefore the description thereof will be omitted. If the above-described embodiment of the present invention is employed, it is rotatably accommodated in The peripheral portion of the rotating platen of the drive member 4 in the housing portion 1& of the housing 1 is formed with a ring-shaped continuous concave-convex cam portion 4d, and the above-described weir member is fitted to the upper surface side of the body 1. a pair of opposite side edge portions 99329.doc -15-
12655381265538
垠成與上述凸輪部4d卡合産生卡答感觸的一對棘爪片 6d ’由於精由㈣設置__對與上述驅動構件*的凸輪部 合的上述棘;^6(1、6(1’能夠以先前的2倍增加施加給 僅凸輪部化的彈㈣，因此能夠以不增加構件個數而 ::=】單構造，加重卡答感觸的動作轉矩。 圖1係顯示本發明的旋轉型電氣零件的立體圖。 圖2係顯示本發明的旋轉型電氣零件的俯視圖。 圖3係顯示本發明的圖2的3_3線的剖面圖。 =示本發明的旋轉型電氣零件的 件的凸輪部的關係的主要部位俯_。 動構 圖5係顯示本發明的旋轉型 接點的關係的主要部位俯視圖。、的固定接點和滑動 圖6係先前的旋轉型電氣零件的前视” 圖7係先前的旋轉型電氣零件的主" 【主要元件符號說明】 要部位剖面側視圖。 1 殼體 la 收容部 lb 側壁部 1 c 凹槽部 Id 卡合凸起 2 固定接點 2a 共用接點部 2b 單獨接點部 4d 5 5a 5b 5c 6 6a 6b 凸輪部 滑動接點 接點部 接點部 安裝部 蓋構件 上板部 貫通孔 99329.doc -16- 1265538 3 連接端子 6c 彎曲板 4 驅動構件 6d 棘爪片 4a 旋轉板 6e 凸起部 4b 操作部 6f 安裝板 4c 軸孔部 6g 卡合凹部 99329.docThe pair of pawl pieces 6d' which are engaged with the cam portion 4d to generate a click feeling are provided by the fine (4) setting __ to the above-mentioned spines of the cam portion of the above-mentioned driving member *; 6 (1, 6 (1) 'It can be applied to the cam-only projectile (4) with the previous double increase. Therefore, the action torque can be increased without increasing the number of components::==. Figure 1 shows the operation torque of the present invention. Fig. 2 is a plan view showing a rotary electric component of the present invention. Fig. 3 is a cross-sectional view showing a line 3-3 of Fig. 2 of the present invention. Fig. 2 shows a cam of a member of the rotary electric component of the present invention. The main part of the relationship is the top view. Fig. 5 is a plan view showing the main part of the relationship of the rotary contact of the present invention. The fixed contact and the sliding view are the front view of the prior rotary electric part. It is the main part of the previous rotating electrical parts. [Main component symbol description] Partial sectional view of the part. 1 Housing la Housing lb Side wall 1 c Groove part Id Clamping protrusion 2 Fixed contact 2a Common contact Part 2b separate contact part 4d 5 5a 5b 5c 6 6a 6b Cam portion Sliding contact contact part Contact part Mounting part Cover member Upper plate part through hole 99329.doc -16- 1265538 3 Connection terminal 6c Bending plate 4 Drive member 6d Knuckle piece 4a Rotating plate 6e Raised portion 4b Operation part 6f Mounting plate 4c Shaft hole part 6g Engagement recessed part 99329.doc