200902355 九、發明說明： 【發明所屬之技術領域】 本發明係有關於一種扣環’尤指一種結構簡單、操作 輕鬆省力之五點式車用安全帶扣環。 【先前技術】 按’安全帶是一種交通工具上的安全裝備，車用安全 帶扣環主要有三點式及五點式兩種’其中三點式是一般汽 車常見的款式，五點式則大都用於赛車、兒童坐椅等，如 第一、二圖所示，即為一種習知五點式車用安全帶扣環結 構，其包含有：一底座（10)、一中盤(20)、—上蓋(3〇)、 一彈性元件(40)、一固定柱(50)、四活動柱（60)、一連動 片（70)、一壓抵件(8〇)及一按壓件(9〇)，其中底座（1〇)上 設有複數具凸柱之承置槽（1〇1)及固定槽（1〇2),中盤（2〇) 係一圓片體(201)中央設置一穿孔(202)，穿孔(2〇2)内架設 一橫板(203) ’圓片體(201)上設有複數通孔(2〇4)、鎖孔(2 〇5)及一體成型複數隔板(2〇6)，而形成五插扣槽（2〇7),並 於插扣槽(207)内織設有彈片（2〇8)，上蓋⑽）一側設置 一按壓件容置槽(3〇1)，彈性元件(4〇)為一錐形彈簧，固定 柱(50)係單向開放之中㈣狀，—端設置小徑階，活動柱（ 60)同樣為單向開放之中空筒狀…端設置—擴大凸緣⑽ )’相對端設置-斜切狀卡扣部⑽2)，連動片（7〇)中央設 置四承抵凹槽⑽），周緣設有五u形夾口（7()2)，磨抵件（ 200902355 別)係-圓筒體，-端設有兩卡制凸部⑽u，另端設有相 對之兩卡合槽(8〇2)及四屋抵凸部⑽3)，按壓件(9〇)係一 ¥折狀片體，一端設置一按壓部（9〇1)，另端設置一壓抵部 (902)堡抵部（9〇2)底面設有兩卡制凹槽（9〇3)。 ••且s % ’彈性元件(4〇)固設於底座（1〇)之固定槽（1〇2) ，固疋柱(50)及活動柱（6〇)分別配合彈簧套置於底座（1〇) 之承置槽⑽）上’連動片（7G)及中盤⑽)與底座⑽疊置 ，使固定柱(5〇)及活動柱（6〇)滑套於連動片（7〇)之夾口（7〇 2)内，此時可將安全帶固定端扣片（圖中未示)扣合固定柱（ 50)，而以鎖結元件穿過中盤（2〇)之鎖孔(2〇5)，與底座（1() )鎖結固定，壓抵件(8〇)以其兩卡合槽(8〇2)套置於中盤（2〇 )之橫板(203)上卡合’使其四壓抵凸部(8〇3)抵於連動片（7 〇)之四承抵凹槽（701)，另將按壓件(90)套置於上蓋（30)之 按壓件容置槽（3〇1)内，並以一固定月（9〇4)蓋合於上蓋(3〇 )之按壓件容置槽（3〇1)底部，使按壓件（9〇)受到限制，再 將上蓋（30)蓋合於底座（1〇)及中盤(2〇)上，以螺絲穿設鎖 結固定，使按壓件（90)之兩卡制凹槽（903)與壓抵件（8〇)之 兩卡制凸部（801)契合，及以一封蓋(905)蓋合封閉，即組 成習知之車用安全帶扣環。 而可於使用時，將安全帶四活動端扣片（圖中未示）由 中盤（20)之插扣槽（207)插入，扣合於活動柱（60)上固定， 另當欲解開安全帶時，按下按壓件(90)，帶動壓抵件(8〇) 200902355 往下抵推連動片（70) ’連動各活動柱(⑻下降，而藉由中 a(20)彈片（208)之彈力_，將活動端扣片往外推移出插 扣槽（207)。 如上所述之習知車用安全帶扣環，具有下列之缺點： 1·其中盤(20)結構複雜，製造麻煩枝，並且組裝彈 片（208)動作嶋’ _生絲造鉢高，贿效益不佳。 2.由於力距的關係，操控按壓件⑽）進行解開安全帶 之動作較為費力，使用方便性不佳。 【發明内容】 本發明人有鐘於習知車用安全帶扣環，製造成本高， 卞乍費力；I：以乃思及創作的意念，遂本著細不捨的精 神與精i求精的目的’積極不斷地加以研究改良，經多方 探討與試作樣品試驗，及多次修正改良，乃推出本發明。 本發明提供—種相安全帶扣環，其包含有：-底座 、一中環片、—較盤、—彈片體、-上蓋、-彈性元件 、一固定柱、四活動柱、—連動片、-舰件及-按屢件 ，其中底座上設有髓具凸柱之承置槽，中制及固定盤 宜置於底座上鎖結固定，彈片體夹置於中環片與固定盤間 而於中與ij定盤間形成數個插扣槽，上蓋與固定盤 鎖結固定，彈性元件套置於固定柱周緣，固定柱及活動柱 分別配合彈簧套置於麵之承置槽上，且恰滑套於連動片 之缺口及夾口内’龜件下端與連動片抵靠，上端穿過中 200902355 按壓件組設於上蓋之按壓件容置 罪，藉此，而可提供安全帶扣片 環片、彈片體及固定盤，按/ 槽内，且與壓抵件上端抵靠 簡易插入卡固及按壓退鬆者。 本發明之主要目的’在於其整體、姆簡單，製造生產 方便，並且組裝彈片體動作料，因而製造成本降低，符 合經濟效益，產品競爭力提升。 本發明之次-目的，在於其按壓件之力距較小，因而 操控按祕進行觸安全帶之動作姆省力，使用方便性 提升。 【實施方式】 餘下，茲配合圖式將本發明較佳實施例詳細說明如后 如第三圖本發明之立體分解圖、第四圖本發明之另一 角度立體分解圖、第五圖本發明之立體組合圖及第六圖本 發明之組合剖面圖所示，其包含有：一底座（丨）、一中環片 (2)、一固定盤（3)、一彈片體(4)、一上蓋（5)、一彈性元 件（6)、一固定柱（7a)、四活動柱(7b)、一連動片（8)、一 壓抵件(9a)及一按壓件<9b)，其中底座（1)上設有複數凸柱 (11)及透孔（12) ’中環片（2)係一圓片體中央設置一穿孔(2 1) ’另圓片體上設有複數通孔(22)及插置孔(23)，固定盤（ 3)係一圓片體中央設置一方形錐孔(31)，底面近邊緣處設 置複數具中空鎖結柱(321)之凸塊(32)，凸塊(32)對應内侧 200902355 處3又有定位塊(33)，另圓片體上設有兩固定孔(34)，彈片 體⑷係-星形片體中央設置一貫孔⑷），周緣往上彎折複 數彈性片（42)，而於各角隅處分別形成一定位槽(43)，上 蓋⑸-側設置1壓件容置槽⑼，彈性元件⑹為一錐 形彈ir，固疋柱（7a)係單向開放之中空筒狀，活動柱（7b) 同樣為單向開放之中㈣狀’-端設置-擴大凸緣(7bl)， 相對端設置-斜她卡扣部（7b2)，躲設置兩相對限位平 切面（7b3) ’連動片（8)上設置四承抵凹槽（81)，周緣設有 四11形夾口（82)及一圓弧缺口（83)，壓抵件(9a)係-倒v 型片體’下端設置四壓抵凸部(9al)，按壓件⑽)係一按壓 片體(9bl)—端延伸一波浪狀壓抵部(9b2)。 組合時，固定柱(7a)及活動柱⑽)分別配合彈簧套置 於底座（1)之凸柱(11)上，彈性藉⑹套置棚定柱(?a) 周緣，連動片（8)對正置於底座（1)上，使彈性元件(6)適當 壓縮彈抵於底座（1)與連動片（8)間，同時使固定柱（7幻及 活動柱(7b)滑套於連動片（8)之夾扣(82)與缺口（83)内，往 上穿出中環片⑵之通孔⑽，且活動柱⑽周緣之兩相對 限位平切面（7b3)與連動片（8)夾口貼靠，限制活動柱（7b) 僅可上下位移而無法旋轉，另將按壓件套置於上蓋（5) 之按壓件容置槽（51)内，固定盤（3)貼置於上蓋（5)底面， 以鎖結元件穿過固定盤（3)之兩固定孔（34)，與上蓋（5)鎖 結固定，使按壓件(9b)固定於上蓋(5)與固定盤（3)間，接 200902355 著將壓抵件㈤置於連動片⑻上，使壓抵件(糾之四壓抵 凸部（9al)與連動片⑻之四承抵凹槽⑻）契合，再將中環 片⑵、彈片體⑷ '固定盤⑶連同上蓋⑸及按壓件⑽ -同疊置於底座（1)上，使壓抵件(9a)穿過中環片⑵之穿 孔(21)、彈片體⑷之貫孔(41)及固定盤⑶之錐孔⑶）， 頂抵按壓件(9b)之波浪狀壓抵部（_，彈片體⑷夹固於 固定盤⑶與中環片⑵間，彈片體⑷之定位槽(43)與固定 盤(3)上之定位塊⑶)契合定位，固定盤⑶之中空鎖結柱（ 321)插置於中環片⑵之插置孔(23)内，藉由固定盤⑶凸 塊(32)之區隔’於固定盤⑶與_環片⑵間形成五插扣槽（ A)，而以鎖結元件穿過底座（1)之透孔（12)，與固定盤（3) 中空鎖結柱(321)鎖結固定，即組成本創作之車用安全帶扣 %，而可於組合後簡易將安全帶固定端扣片（β，請配合參 閱第七圖）插置於預定插扣槽(Α)内扣合固定柱（7a)。 續如第七圖本發明之扣合動作示意圖、第八圖本發明 之扣合動作剖賴、第九圖本發明之扣合狀態示意圖、第 十圖本發明之扣合狀態剖面圖及第十一圖本發明之使用狀 態示意圖所示，使用時，將安全帶四活動端扣片（c)由固定 盤(3)與_環片（2)間形成之插扣槽(a)插入，順著斜切狀卡 扣部（7b2)壓抵活動柱(7b)，使活動柱(71))往下位移壓縮彈 簧，待安全帶活動端扣片（c)插入至定位時，活動柱(7B)藉 由彈簧之彈力往上推移回原位，則安全帶四活動端扣片（c) 10 200902355 即可穩固扣合於活動柱（7b)上固定。 又如第十二圖本發明之解開動作示意圖、第十三圖本 發明之活動端扣片脫離動作示意圖及第十四圖本發明之活 動端扣片脫離動作剖面圖所示，當欲解開安全帶時，由按 壓片體(9bl)將按壓件（9b)往下按壓，使按壓件（9b)之壓抵 部（9b2)帶動壓抵件(9a)往下壓抵連動片（8)，而往下抵推 各活動柱(7b)之擴大凸緣(7bl)，連動各活動柱（7b)下降， 令各活動柱（7b)脫離卡扣安全帶各活動端扣片（c)，則即可 藉由彈片體(4)之彈性片（42)的彈力辅助，將活動端扣片（c )在外推移出插扣槽⑷，簡易完成解開動作。並於解開後 ’藉由彈簧及彈性元件⑹之彈力，將活動柱⑽、連動片 (8)壓抵件(9a)及按壓件（此)推移回原位。 由上述之具體實施例，可分析得知本發明具有以下之 效益： 1. 其整體結_單，製造生產枝，不t要使用高精 密技術’並且組裝彈片體⑷動作容易，因而製造成本降低 ’符合經濟效益，進而產品競爭力提升。 2. 其按虔件(9b)之力距較小，因而操控該按廢件⑽） 進行解開安全帶活動端扣片(〇之動作輕鬆省力，使用方便 性提升。 綜上所述，當知本發明具有產業上利用性與進步性， 且本發明未見於任何刊物，亦具新穎性，當符合專利法之 200902355 規定，羞依法撻出發明專辦請，慈請貴審查委員惠准專 利為禱。 嗔以上所述者，僅林判讀佳實施_已，當不 月匕以之限疋本發明實施之範圍。即大凡依本發明申請專利 犯圍所作之鱗變化與修飾，皆應屬本發明專利涵蓋之範 圍内。 成 12 200902355 【圖式簡單說明】 第一圖：係習知車用安全帶扣環之立體分解圖。 第二圖：係習知車用安全帶扣環之立體組合圖。 第三圖：係本發明之立體分解圖。 第四圖：係本發明之另一角度立體分解圖。 第五圖：係本發明之立體組合圖。 第六圖：係本發明之組合剖面圖。 第七圖··係本發明之扣合動作示意圖。 第八圖：係本發明之扣合動作剖面圖。 第九圖：係本發明之扣合狀態示意圖。 第十圖：係本發明之扣合狀態剖面圖。 第十一圖：係本發明之使用狀態示意圖。 第十二圖：係本發明之解開動作示意圖。 第十三圖：係本發明之活動端扣片脫離動作示意圖。 第十四圖：係本發明之活動端扣片脫離動作剖面圖。 【主要元件符號說明】 〔習知〕 10 底座 101承置槽 102固定槽 20 中盤 201圓片體 202穿孔 203橫板 204通孔 13 200902355 205 鎖孔 206 隔板 207 插扣槽 208 彈片 30 上蓋 301 按壓件容置槽 40 彈性元件 50 固定柱 60 活動柱 601 擴大凸緣 602 卡扣部 70 連動片 701 承抵凹槽 702 夾口 80 壓抵件 801 卡制凸部 802 卡合槽 803 壓抵凸部 90 按壓件 901 按壓部 902 壓抵部 903 卡制凹槽 〔本發明〕 1 底座 11 凸柱 12 透孔 2 中環片 21 穿孔 22 通孔 23 插置孔 3 固定盤 31 錐孔 32 凸塊 321 中空鎖結柱 33 定位塊 34 固定孔 4 彈片體 41 貫孔 42 彈性片 43 定位槽 5 上蓋 51 按壓件容置槽 6 彈性元件 14 200902355 7a 固定柱 7b 活動柱 7bl 擴大凸緣 7b2 卡扣部 7b3 限位平切面 8 連動片 81 承抵凹槽 82 夾口 83 缺口 9a 壓抵件 9al 壓抵凸部 9b 按壓件 9bl 按壓片體 9b2 壓抵部 A 插扣槽 B 固定端扣片 C 活動端扣片 15200902355 IX. Description of the Invention: [Technical Field] The present invention relates to a buckle, especially a five-point car seat belt buckle which is simple in structure and easy to operate and labor-saving. [Prior Art] According to the 'safety belt is a kind of safety equipment on the vehicle, the seat belt buckle of the vehicle mainly has three points and five points. 'Three of them are common styles of ordinary cars, and five points are mostly used for competitions. The vehicle, the child seat, etc., as shown in the first and second figures, is a conventional five-point car seat belt buckle structure, which comprises: a base (10), a middle plate (20), and an upper cover. (3〇), an elastic member (40), a fixing post (50), a four movable column (60), a linking piece (70), a pressing member (8〇), and a pressing member (9〇), The base (1〇) is provided with a plurality of receiving grooves (1〇1) and fixing grooves (1〇2) with protruding columns, and a middle plate (2〇) is a circular plate body (201) with a perforation (202) at the center. A cross plate (203) is placed in the perforation (2〇2). The wafer body (201) is provided with a plurality of through holes (2〇4), a keyhole (2〇5), and a multi-piece partition (2〇). 6), forming a five-groove groove (2〇7), and a spring piece (2〇8) is woven in the buckle groove (207), and a pressing member receiving groove is provided on one side of the upper cover (10)) (3〇1) ), the elastic element (4〇) is a conical spring, and the fixing column (50) is One-way opening (four) shape, - end setting small diameter step, movable column (60) is also a one-way open hollow cylinder... end setting - enlarged flange (10)) 'opposite end setting - chamfered snap portion (10) 2 ), the connecting piece (7〇) is provided with four receiving grooves (10) in the center, and the circumference is provided with five u-shaped jaws (7()2), the grinding parts (200902355) are - cylindrical, and the end is provided The two card-shaped convex portions (10)u are provided with opposite engaging grooves (8〇2) and four-bar abutting convex portions (10) 3) at the other end, the pressing member (9〇) is a folded-shaped piece body, and one end is provided with a pressing portion. (9〇1), the other end is provided with a pressing portion (902). The bottom of the fort (9〇2) has two clamping grooves (9〇3). •• and s % 'elastic elements (4〇) are fixed on the fixing groove (1〇2) of the base (1〇), and the fixed column (50) and the movable column (6〇) are respectively placed on the base with the spring sleeve ( 1〇) On the receiving groove (10), the 'linking piece (7G) and the middle plate (10) are overlapped with the base (10), so that the fixed column (5〇) and the movable column (6〇) are sleeved on the linking piece (7〇). In the jaw (7〇2), the seat belt fixing end cleat (not shown) can be fastened to the fixing post (50), and the locking element is passed through the middle disc (2〇) keyhole (2) 〇5), fixed with the base (1()), and the pressing member (8〇) is fitted with the two engaging grooves (8〇2) on the horizontal plate (203) of the middle plate (2〇) 'The four pressing parts of the convex part (8〇3) abut against the four supporting grooves (701) of the linking piece (7 〇), and the pressing piece (90) is placed on the pressing piece of the upper cover (30). Inside the groove (3〇1), and covering the bottom of the pressing member receiving groove (3〇1) of the upper cover (3〇) with a fixed month (9〇4), the pressing member (9〇) is restricted, and then The upper cover (30) is attached to the base (1〇) and the middle plate (2〇), and is fixed by a screw to lock the two recessed grooves (903) of the pressing member (90). Member (8〇) of the two clamping protrusions (801) fit, and with a closure (905) on closure cap, i.e. the group as a conventional car seat belt buckle. When in use, the seat belt four movable end cleats (not shown) are inserted from the buckle groove (207) of the middle plate (20), fastened to the movable column (60), and are to be unwound. When the seat belt is pressed, press the pressing member (90) to drive the pressing member (8〇) 200902355. Push the connecting piece (70) downwards to move the movable columns ((8) down, and with the middle a(20) shrapnel (208) The elastic force _, the movable end buckle is pushed out of the buckle groove (207). The conventional car seat belt buckle as described above has the following disadvantages: 1. The disk (20) has a complicated structure and is troublesome to manufacture. Branches, and assembly shrapnel (208) action 嶋 ' _ raw silk 钵 high, bribes are not good. 2. Due to the force distance relationship, the manipulation of the pressing member (10)) to unwind the seat belt is more laborious, the use is not convenient . SUMMARY OF THE INVENTION The inventor of the present invention has a bicycle seat belt buckle, which is expensive to manufacture and laborious; I: the idea of creating and thinking, and the spirit of refinement and refinement. The purpose of 'actively and continuously researching and improving, multi-disciplinary and trial sample testing, and multiple corrections and improvements, is the invention. The invention provides a phase belt buckle, which comprises: a base, a middle ring piece, a comparative disk, a spring body, an upper cover, an elastic element, a fixed column, four movable columns, a linkage piece, and Ship parts and - according to the repeated parts, wherein the base is provided with a receiving groove of a prismatic column, the middle and fixed plates should be locked and fixed on the base, and the elastic body is sandwiched between the middle ring and the fixed plate. A plurality of buckle slots are formed between the upper and the ij fixed plate, the upper cover and the fixed disk are locked and fixed, and the elastic component is sleeved on the periphery of the fixed column, and the fixed column and the movable column are respectively arranged on the bearing groove of the surface with the spring sleeve, and are smooth The sleeve is placed in the notch of the linkage piece and the inside of the jaw. The lower end of the turtle is abutted against the linkage piece, and the upper end passes through the middle of the 200902355. The pressing member is placed on the upper cover and the pressure piece is placed, thereby providing the seat belt buckle piece, The spring body and the fixed plate are pressed in the / slot, and the upper end of the pressing member is abutted against the simple insertion and the pressing is released. The main object of the present invention is that it is simple, simple in manufacturing, easy to manufacture, and assembles the shrapnel body action material, thereby reducing manufacturing costs, economic efficiency, and product competitiveness. The second purpose of the present invention is that the force of the pressing member is small, so that the manipulation of the seat belt by the secret is labor-saving and the convenience of use is improved. DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS The present invention will be described in detail with reference to the preferred embodiments of the present invention. FIG. 3 is a perspective exploded view of the present invention, and a fourth perspective view of the present invention. The combination diagram and the sixth diagram of the present invention include: a base (丨), a middle ring (2), a fixed disk (3), a spring body (4), and an upper cover. (5) an elastic member (6), a fixing post (7a), a four movable column (7b), a linking piece (8), a pressing member (9a) and a pressing member <9b), wherein the base (1) There are a plurality of studs (11) and through holes (12). The middle ring piece (2) is provided with a perforation (2 1) in the center of a wafer body. 'The other wafer body is provided with a plurality of through holes (22) And the insertion hole (23), the fixing plate (3) is provided with a square tapered hole (31) in the center of a wafer body, and a plurality of convex blocks (32) with hollow locking nodes (321) are arranged at the near edge of the bottom surface, and the convex block (32) Corresponding to the inner side 200902355, there is a positioning block (33), and the other wafer body is provided with two fixing holes (34). The elastic body (4) is a constant hole (4) in the center of the star piece body, and the periphery is bent upward. Decomposition a piece (42), and a positioning groove (43) is formed at each corner, and a pressing piece receiving groove (9) is arranged on the upper cover (5) side, and the elastic member (6) is a conical elastic ir, and the solid column (7a) It is a one-way open hollow cylinder, and the movable column (7b) is also one-way open (four) shaped '-end setting-expanding flange (7bl), opposite end setting - oblique her buckle part (7b2), hiding setting Two relative limit flat cut surfaces (7b3) 'The joint piece (8) is provided with four bearing grooves (81), and the periphery is provided with four 11-shaped jaws (82) and a circular arc notch (83), pressing parts ( 9a) The lower end of the system-inverted v-shaped body is provided with a four-pressure abutting portion (9al), and the pressing member (10) is a pressing piece (9b1)-end extending a wavy pressing portion (9b2). When combined, the fixed column (7a) and the movable column (10) are respectively placed on the protruding column (11) of the base (1) with the spring sleeve, and the elastic (6) is placed on the periphery of the fixed column (?a), and the connecting piece (8) The pair is placed on the base (1), so that the elastic element (6) is properly compressed and bucked between the base (1) and the linkage piece (8), and the fixed column (7 phantom and the movable column (7b) are slidably coupled In the clip (82) and the notch (83) of the piece (8), the through hole (10) of the middle ring piece (2) is passed upward, and the two opposite limit planes (7b3) and the interlocking piece (8) of the circumference of the movable column (10) The clamping edge is abutted, and the movable column (7b) can only be displaced up and down and cannot be rotated. The pressing member is placed in the pressing member receiving groove (51) of the upper cover (5), and the fixing plate (3) is placed on the upper cover. (5) The bottom surface, through the two fixing holes (34) of the fixing plate (3), and the upper cover (5) is locked and fixed, so that the pressing member (9b) is fixed to the upper cover (5) and the fixed plate (3) Between the two, the second part of the interlocking piece (8) is placed on the interlocking piece (8), so that the pressing part (the four-pressure abutting convex part (9al) and the connecting piece (8) of the connecting piece (8) are engaged with the groove (8)), and then the middle ring Sheet (2), shrapnel body (4) 'fixed disc (3) The upper cover (5) and the pressing member (10) are stacked on the base (1) so that the pressing member (9a) passes through the through hole (21) of the middle ring piece (2), the through hole (41) of the elastic piece body (4), and the cone of the fixed plate (3). Hole (3)), abutting against the wavy pressing portion of the pressing member (9b), the elastic body (4) is clamped between the fixing plate (3) and the middle ring piece (2), and the positioning groove (43) and the fixing plate (3) of the elastic piece body (4) The positioning block (3) on the upper side is fitted, and the hollow locking column (321) of the fixed disk (3) is inserted into the insertion hole (23) of the middle ring piece (2), and is separated by the fixing plate (3) by the protrusion (32) A five-slot groove (A) is formed between the fixed plate (3) and the _ ring piece (2), and the locking member passes through the through hole (12) of the base (1) and the fixed locking plate (3) is locked with a hollow locking column (321). The knot is fixed, which constitutes the % of the car seat belt buckle of this creation, and the seat belt fixed end buckle piece (β, please refer to the seventh figure) can be inserted into the predetermined buckle groove (Α) buckle after the combination. Fix the column (7a). 7 is a schematic view of a fastening action of the present invention, an eighth embodiment of the fastening action of the present invention, a ninth diagram, a buckled state diagram of the present invention, and a tenth diagram of a buckled state of the present invention and a tenth Figure 1 is a schematic view showing the state of use of the present invention. When in use, the seat belt four movable end cleats (c) are inserted from the snap grooves (a) formed between the fixed disc (3) and the _ ring disc (2). The chamfered snap portion (7b2) is pressed against the movable column (7b), and the movable column (71) is displaced downward by the compression spring. When the movable end movable end cleat (c) is inserted into the positioning, the movable column (7B) ) When the spring is pushed back to the original position, the seat belt four movable end cleats (c) 10 200902355 can be firmly fastened to the movable column (7b) for fixing. FIG. 12 is a schematic view showing the disengagement action of the present invention, and FIG. 13 is a schematic view showing the disengagement action of the movable end cleat of the present invention and the fourteenth view of the movable end cleat disengagement of the present invention. When the seat belt is opened, the pressing member (9b) is pressed downward by the pressing piece body (9b1), so that the pressing portion (9b2) of the pressing member (9b) pushes the pressing member (9a) downward to press the linking piece (8). ), and push down the enlarged flange (7b1) of each movable column (7b), and move each movable column (7b) downwards, so that each movable column (7b) is separated from each movable end buckle of the buckle seat belt (c) Then, the movable end cleat (c) can be pushed out of the buckle groove (4) by the elastic force of the elastic piece (42) of the elastic piece body (4), and the untwisting action can be easily completed. After the disengagement, the movable column (10), the interlocking piece (8) pressing member (9a) and the pressing member (this) are moved back to the original position by the elastic force of the spring and the elastic member (6). From the above specific embodiments, it can be analyzed that the present invention has the following benefits: 1. The overall knot is simple, the manufacturing branch is produced, the high precision technology is not used, and the assembly of the shrapnel body (4) is easy to operate, thereby reducing the manufacturing cost. 'In line with economic benefits, and thus product competitiveness. 2. The force distance of the pressing piece (9b) is small, so the control of the scrap piece (10) is performed to unfasten the seat belt active end clasp (the action of the cymbal is easy and labor-saving, and the usability is improved. In summary, when It is understood that the present invention has industrial applicability and progress, and the present invention is not found in any publications, and is also novel. When it complies with the provisions of the Patent Law of 200902355, it is necessary to swear by the invention according to the law. Prayer. 嗔The above mentioned, only the forest interpretation of the implementation of the _ has been limited to the scope of the implementation of the invention. Within the scope of the invention patent. Cheng 12 200902355 [Simple description of the diagram] The first picture: is a three-dimensional exploded view of the car seat belt buckle. The second picture: the stereo combination of the car seat belt buckle Fig. 3 is a perspective exploded view of the present invention. Fig. 4 is a perspective exploded view of another aspect of the present invention. Fig. 5 is a perspective assembled view of the present invention. Sectional view. Fig. 8 is a cross-sectional view showing the fastening action of the present invention. Fig. 9 is a schematic view showing the fastening state of the present invention. Fig. 10 is a sectional view showing the fastening state of the present invention. 11 is a schematic view showing the state of use of the present invention. Fig. 12 is a schematic view showing the unwrapping action of the present invention. Fig. 13 is a schematic view showing the detachment action of the movable end clasp of the present invention. The movable end piece of the invention is disengaged from the action sectional view. [Main component symbol description] [Conventional] 10 Base 101 receiving groove 102 fixing groove 20 Middle plate 201 wafer body 202 perforation 203 horizontal plate 204 through hole 13 200902355 205 Keyhole 206 Separator 207 Buckle groove 208 Spring 30 Upper cover 301 Pressing member accommodating groove 40 Elastic member 50 Fixing post 60 Retaining post 601 Enlarged flange 602 Retaining portion 70 Linking piece 701 Bearing groove 702 Clamping port 80 Pressing piece 801 Card The convex portion 802 is engaged with the groove 803, pressed against the convex portion 90, the pressing member 901, the pressing portion 902, the pressing portion 903, and the groove is formed. [The present invention] 1 Base 11 Stud 12 Through hole 2 Middle ring piece 21 Perforation 22 Through hole 23 Hole 3 Fixed plate 31 Cone hole 32 Bump 321 Hollow lock column 33 Positioning block 34 Fixing hole 4 Spring body 41 Through hole 42 Elastic piece 43 Positioning groove 5 Upper cover 51 Pressing groove accommodating groove 6 Elastic element 14 200902355 7a Fixed column 7b movable column 7bl enlarged flange 7b2 snap portion 7b3 limit flat cut surface 8 interlocking piece 81 bearing groove 82 jaw 83 notch 9a pressing member 9al pressing convex portion 9b pressing member 9b1 pressing sheet body 9b2 pressing portion A Buckle groove B Fixed end clasp C movable end clasp 15