M412613 . 五、新型說明： 【新型所屬之技術領域】 本創作係指-種魏絲職構，尤指轉專供驗作為伸 縮式寵物牵繩者。 【先前技術】 、 按，能使牵繩長度變更的狗、猶等寵物之伸縮式牵繩(或帶體) 業=在市面上廣泛供售了許多年。-般說來，是先將牵繩(或帶體) 鲁 '繞著牵繩把手部内的-個捲盤轉動，並可推動一構件去抵住捲 盤，以防捲盤進-步轉動，因而使牽繩（或帶體)保持一定長度。 然而’這類牵繩（或帶體）因為牽扯到二個動作，也就是將一^觸 發器推送到捲盤上，再移動另一個形式諸如開關之類的構件，致 使觸發器鎖住捲盤，所以其結構複雜而且#作細又不方便。 本創作者有鑑於此，經過不_研究與改良，終於創作設計 出一種伸縮式牽繩結構。 籲纽本創狀轉目的75在紗供—種伸赋轉結構，其 —係可藉由單動作即此操作而控制牵繩可伸縮或鎖定，進而達到 操作控制方便容易之目的。 【新型内容] 種伸縮式轉結構’係採取單—動作即驗制牵繩(或帶體) 可以伸縮或者較而無法伸縮，其係包括—讎置有_捲盤的外 殼以及一可繞著該捲盤捲繞的牽繩(或帶體)，該外殼設有一個可供 牵繩(或帶體)通過的導出孔，另包括一锢用以接合與脫離捲盤活動 構件，在該活動構件被施力而朝著捲盤移動時，活動構件之彈性 鎖扣可與一扣件接合，令活動構件鎖定捲盤，相對達到牵繩(或帶 體)不能伸縮之目的，而當再次施力於該活動構件時，即令活動構 件之彈性鎖扣脫離扣件，而恢復牵繩(或帶體)可伸縮狀態。 兹配合圖式詳加說明如后。 【實施方式】 如圖 圖七所示，本創作一種伸縮式牵繩結構，係包括一 段牽繩(或帶體)(2)及一外殼(4)，其中具有把手部(A)的外殼(4)裝有 能使牽繩(或帶體)(2)伸縮的機構。牽繩(或帶體)(2)之一端可利用適 當工具而被接裝一連接件(21)再由該連接件(21)與寵物(例如狗)配 戴之項圈連接，或整段牽繩(或帶體)(2)可包括一連接件(21)再由該 連接件(21)與寵物(例如狗)所配戴之項圈連接。外殼(句係採用例如 聚丙烯等類塑料材質而成型之組件，並由二個半殼體(41)(42)利用 適田之鎖固元件(圖未示）予以固定而組成，該兩半殼體(41)(42)並 刀別具有相對應貫穿之較大槽孔(411)(421)，令兩半殼體(41)(42) 組成後形成把手部(A) ’另外兩半殼體(41)(42)之前端設有貫穿之小 槽孔(412)(422)而形成一個可使牽繩(或帶體)(2)在外殼⑷内外之間 (如圖一所不者)暢通無阻的移動之導出孔(B)，本實施例係先以一 侧蓋(40)蓋住則述之兩半殼體(41)(42)之前端的貫穿小槽孔 (412)(422)，然後在該側蓋(4〇)開設前述之導出孔出），另外該外殼 (4)之兩半殼體(41)(42)在相距適當距離處還設有小槽孔(413)(423) 以形成-導出孔(c)，料出孔(c)係可供—活動構件(12)之一侧通 M412613 過並延伸人料殻(4)峰繼動構件(12则以連_控制牽繩 (或帶體)(2)是否可以伸縮。 再者，圖二〜圖四所示係外殼(4)内顯示了可供控制牽繩(或帶 體)(2)伸賴⑽纟鱗，糊赠是被容置树_之畴輪廊所 形成之各自所屬的隔間裏，乃包括設有—中心孔⑽X參考圖二） 的捲盤(14)，該捲盤(14)被安裝在外殼(4)的其中之-半殼體㈤所 一體成型的絲_上，還有一段牵繩(或帶體X2X參考圖二)捲繞 在捲酬上’而該捲盤㈣之中心孔⑽)内並另設有渦卷彈細 未不)，並由該渦卷彈簧的一端固定於與外殼⑷之其中一半殼 所設樞軸㈣之嵌槽⑷似參考圖二），因此當該捲酬繞設之 牽繩(或帶體)(2)被向外拉出一段距離，只要停止施力於牵繩(或帶 聰即謂彈簧之歸復力量自動_，且棘乘帶體)(2)之自 由端並穿過外殻(4)之導出孔(c)(參考圖一)，而該捲酬的上方及 下方設有實謎(14)繞著制邊垂直延㈣及· __WW(141)(參相二)，該上、下壁面^ 朝卜的外表面刀別一體成形相間隔而設有數肋條(1奶)(參考圖 二）。 μ ’ 咐她 ^的-侧(瓣樣〜叫絲動構件⑽的_側大致是 圓柱爾膽(4)之導且外端具有凹部(⑵)(參考圖 :):利:_(或帶趙)(2)操作人員的姆指之拖力操作;另請參考 圖七’該活動構件㈣之另—側設有二個平行侧構件㈣ 5 M412613 (123)，該二平行側構件(122)(123)並各具有相互平行之滑槽(1221) - · (1231)，且各平行侧構件(122)(123)的自由端呈偏斜型而具有一個 缺口 (1222)(1232)’各平行側構件(122)(123)之端部的形狀係與捲盤 (14)之頂部與底部所設之肋條(1411)的端部之輪廓對應(參考圖三 〜圖五），另外該活動構件(12)另一侧的頂部並形成一可撓曲的彈 性鎖扣(32) ’該彈性鎖扣(32)係界於該兩平行侧構件(122)(123)之 間’且該彈性鎖扣(32)呈T型體(參考圖六、圖七），乃具有一個從 活動構件(I2)之頂部中心延伸出的直桿(321)以及越過該直桿(π) φ 端部垂直延伸出的橫向構件(322) ’而該兩平行側構件(122)(123)之 上方並以傾斜之肩部(1223)(1233)與彈性鎖扣(32)之直桿(321)的一 端接合，該直桿(321)之接近於端部的部位並形成一細薄部位(3211) 以便增加彈性鎖扣(32)的撓性；此外，該活動構件(12)另設有一從 其内部朝向兩平行侧構件(122)(123)之自由端延伸的彈簧(124)(參 考圖三〜圖六），該彈簧(124)並鄰接外殼(4)之兩半殼體(41)(42)所 一體成形之支柱體(H)(參考圖二〜圖五）。 _ 又，前述外殼⑷之各半殼體(41)(42)乃各具有環形壁(ιχ參考圖 - 一〜圖五)以形成隔間，該外殼(4)之其中一個半殼體(41)一體設有 枢軸(414)(參考圖二)以供樞設捲盤(14)，而其中另一半殼體(42)則 設有一套合部(圖未示)以供與該樞軸(414)樞套，另外該前述外殼(4) 之兩半殼體(41)(42)的環形壁(I)並設有裂口 (D)(參考圖二〜圖五） 以便產生可讓活動構件(12)之兩平行側構件(122)(123)之自由端通 過的間隙。 6 M412613 • · 糾，料殼(4)心容置活祕件(12)之區域以及兩半體 (41)(42)所-體成形之支柱體⑻有其重要性，而外殼⑷之兩半殼 體(41)(42)另設有一體成形之扣件⑹以及隔開該扣件⑹並位於扣 件⑹之外侧油_第—、二料(F)(G)，當活動構郭2)被施力 以克服彈簧(124)的彈性力量即能讓活動構件(12)之彈性鎖扣㈤ 的松向構件(322)順著第一導件⑻而卡扣於扣件⑽參考圖四)或令 該彈性鎖扣(32)的橫向構件(Μ2)脫離扣件⑹並經由第二導件⑹ 籲之導引*向外滑移(參考圖五），該扣件(E)實質為c型塊體，而第 -導件(F)係繞著其-半部，*前述第二導件((3)則繞著其另一半之 對向侧，該第-導件(F)之輪廓實質與扣件⑹之一側平行，而第二 導件⑼係另延設一頂部(G，)而與扣件⑹之開口的中心上方間隔 -小段距離，前述之第一導件(F)、第二導件⑼與扣具⑹係以相 同構型分別-體設於外殼⑷之兩半殼體(41)(42)的對應位置另 外，該外殼⑷之兩半殼體(41)(42)内部還可進一步設有其他凸起構 _件以供導引活動構件⑽之兩平行側構件⑽)㈣的自由端通過 •該兩半殼體(41)(42)之環形壁①(參考圖三〜圖五）。 再者，本創作係採用單一動作就能藉活動構件(12)防止捲盤 ㈣運動的操作’請另參考圖三〜圖五所示，圖三所示之活動構件 (12)尚未向内推，若將活動構件(12)往内推，可迫使位於第一導件 (F)下方的彈性·仰)之橫向構件(Μ2)順著第—導件⑻而移到扣 件(Ε)外側上方，讓活動構件⑽朝著内部方向繼續移動而促使橫 向構件㈣繞著扣件⑹之上方而經由扣件⑹之缺口再卡持於扣 7 M412613 件_凹口内(參考圖四），該橫向構件(322)卡持在扣件_即會 將活動構件(12)自_定在—向内定餘置，致使簡構件⑽之 兩平行侧構件(122)(123)的自由端之缺口（1222)(1232)鎖定而抵住 捲_)之其中-肋條(1411)(參考_，因而可防找捲盤⑽ 轉動’進而令牵繩(或帶體)(2)無法伸縮；而當再以完全相同的方式 再次按壓推動活動構件(12)向内時就會迫使其彈性鎖扣⑼的橫向 構件(322)脫離扣件⑹之凹口，並因橫向構件(322)受第二導件⑼ 之頂部(G’)的導引而令橫向構件(322)會被_嗔著第二導件⑼之 下方而脫離扣件⑹之鎖扣並向内娜，而转橫向構件(322)亦向 捲盤(14)方向位移，而由於捲盤(14)之肋條(1411)的外側端具有傾 斜面(1410) ’因此橫向構件(322)内移時不會受到阻擔，然後隨即藉 彈簧(m)之歸復力量而令橫向構件(Μ2)恢復位於第一導件⑼下 方的位置’喊成-個實質的循環動作(參相三），而此舉亦讓活 動構件⑽能往回機(參考圖三），進而讓活動構件⑽之兩平行 侧構件(122)(123)的自由端之缺口 (1222)(1232)脫離捲盤⑽而令捲 盤(U)恢復可轉動，相對令牵繩(或帶體)(2译可伸縮之_。 是以，本創作係藉由單一動作來操作控制活動構件亦即 推動活動構件(12)而抵住捲盤⑼以防其轉動，同時將活動構件⑽ 鎖定在定位，若再姐前動作而令活祕件⑽向⑽就會令活動 構件(U)脫離鎖定捲盤(1句，她於習用之可伸縮牽繩操作機構， 本創作結構簡單許多。 而前述活動構件(12)之彈性鎖扣(32)的橫向構件(322)相對於 8 M412613 宜保持斜角角度’致使其與第-導_之入口實 +助於雜鎖扣(32)戦的飾穿縣-導件(F)愈 扣件(Ε)，該扣件⑻會曾 输)實質為塊以致可迫使橫向構件(322) 扣胁Ά (F) ’再繞著扣件⑹社方缺口轉啊停留卡持在該 ，益、凹乂口内(參考圖四），直到該活動構件(12)被再次施力為 ^曰^則述第二導件(G)之頂部(G，)的設計有助於麵變形鎖 σ之&向構件(322)從扣件⑻移動到第二導件倾另參考圖 五），而絲_第—導_，_使本__作更加順暢。 另外’前述彈性鎖扣(32)需以可彈性變形的材料製成，以致能 :撓性的嶋—、折，舉咖，可採用乙酿 ’反之除了輪(或帶體)(2)的其他部份則可職剛性的材料 構成。 紅上所述，本創作可歸納具有下列增進功效： 是以，本_作乃確具其實簡進功效，雜簡型專利申 請之，懇請狗局貴審查委員予以詳查並賜准專利，至感德便。 惟’以上所述者僅為本創作之較佳實施例而已，當不能以之 限定本創作實施之範圍，舉凡依本創作申請專利範圍所作之均等 變化與修飾皆應仍屬本創作涵蓋之專利範圍内。 【圖式簡單說明】 圖一係本創作實施例之外觀立體圖。 圖二係本_實施餅殼的—核體分離後之立體放大圖。 圖三係本創作實施例其中活動構件未與扣件鎖定之部份平面放大 9 M412613 示意圖。 圖四係本創作實施例其中活動構件與扣件鎖定後之部份平面放大 示意圖。 圖五係本創作實施例其中活動構件脫離扣件並被第二導件導引之 平面放大示意圖。 圖六係本創作實施例其中活動構件與彈簧之立體分解放大圖。 圖七係本創作實施例其中活動構件之另一角度立體放大圖。 【主要元件符號說明】 (12)活動構件 (121)凹部 (122)(123)平行侧構件 (1222)(1232)缺口 (1221)(1231)滑槽 (1223)(1233)肩部 (124)彈簧 (14)捲繩 (140)中心孔 (141)上、下壁面 (1410)傾斜面 (1411)肋條 (2)牵繩 (21)連接件 (32)彈性鎖扣 (321)直桿 (3211)細薄部位 (322)橫向構件 (4)外殼 (40)側蓋 (41X42)半殼體 (412)(413)(422)(423)小槽孔 (411)(421)較大槽孔 (414)柩轴 (4141)嵌槽 (A)把手部 (B)(C)導出孔 (D)裂口 M412613 (E)扣件 (G)第二導件 (Η)支柱體 (F)第一導件 (G’）頂部 (I)環形壁M412613 . V. New description: [New technical field] This creation refers to the kind of Weisi professional structure, especially to the special-purpose test as a stretch pet petner. [Prior Art] The telescopic leash (or belt) of a dog or a pet that can change the length of the leash is widely sold on the market for many years. Generally speaking, the leash (or belt) is first rotated around the reel in the handle of the leash, and a member can be pushed to resist the reel to prevent the reel from rotating further. Thus the leash (or belt) is kept a certain length. However, such a leash (or belt) is involved in two actions, that is, pushing a trigger onto the reel, and then moving another member such as a switch, causing the trigger to lock the reel , so its structure is complicated and # is fine and inconvenient. In view of this, the creator finally created a telescopic leash structure after not researching and improving. The purpose of the invention is to control the stretchable or locking of the leash by a single action or this operation, thereby achieving the convenience and convenience of operation control. [New content] The type of telescopic transfer structure adopts a single-action, that is, the inspection of the leash (or belt) can be stretched or less stretched, and includes a casing with a reel and a wraparound a reel (or belt) wound around the reel, the outer casing being provided with a lead-through hole through which the leash (or belt) passes, and a cymbal for engaging and disengaging the reel movable member at the event When the member is biased to move toward the reel, the elastic latch of the movable member can be engaged with a fastener, so that the movable member locks the reel, so as to achieve the purpose that the leash (or the strap) cannot be stretched, and when it is applied again When the movable member is pressed, the elastic lock of the movable member is released from the fastener, and the stretched rope (or the belt) is restored. Please refer to the detailed description of the drawings as follows. [Embodiment] As shown in Fig. 7, a telescopic leash structure is provided, which comprises a length of a leash (or belt) (2) and a casing (4), wherein the outer casing (A) has a handle (A) ( 4) A mechanism for telescoping the leash (or belt) (2). One end of the leash (or belt) (2) can be attached to a collar (21) by a suitable tool and then connected to a collar (such as a dog) worn by the connector (21), or the entire section The cord (or strap) (2) may include a connector (21) that is coupled to the collar worn by the pet (e.g., a dog) by the connector (21). The outer casing (the sentence is formed of a plastic material such as polypropylene, and is composed of two half shells (41) (42) fixed by an appropriate locking element (not shown) of the field, the two halves The casing (41) (42) and the cutter have corresponding large through holes (411) (421), so that the two half shells (41) (42) are formed to form the handle portion (A) 'the other two halves The front end of the casing (41) (42) is provided with a small slot (412) (422) penetrating therethrough to form a leash (or belt) (2) between the inside and the outside of the casing (4) (as shown in Figure 1 The unobstructed moving lead-out hole (B), in this embodiment, first covers the through-slot hole (412) at the front end of the two half-shells (41) (42) with a side cover (40) ( 422), and then opening the aforementioned lead-out hole in the side cover (4), and the two half-shells (41) (42) of the outer casing (4) are further provided with small slots at an appropriate distance (413). (423) to form-export hole (c), the material outlet hole (c) is available - one of the movable members (12) is laterally connected to M412613 and extends the human shell (4) peak relay member (12 Even if the control rope (or belt) (2) can be stretched. Furthermore, the outer casing (4) shown in Figure 2 to Figure 4 It can be used to control the leash (or belt) (2) to extend the (10) scales. The paste is the compartment of the respective domain formed by the accommodation tree, including the center hole (10)X. Referring to the reel (14) of Fig. 2), the reel (14) is mounted on the wire _ which is integrally formed by the half shell (5) of the outer casing (4), and has a leash (or strip X2X) Referring to Figure 2), the winding is carried out on the reel (and the center hole (10) of the reel (4) is additionally provided with a scroll elastic), and one end of the scroll spring is fixed to one half of the outer casing (4). The groove (4) of the pivot (4) of the shell is similar to that shown in Figure 2). Therefore, when the rope (or belt) (2) around which the coil is wound is pulled out a distance, it is only necessary to stop applying the force to the leash ( Or with Cong is the spring's returning force automatic _, and the spine is taken by the free end of the body (2) and through the outer hole (4) of the lead (c) (refer to Figure 1), and the Above and below, there are real puzzles (14) perpendicular to the edge (4) and __WW (141) (phase 2). The upper and lower walls of the upper and lower walls are integrally formed with a plurality of ribs. (1 milk) (refer to Figure 2). μ ' 咐 her ^ - side (the _ side of the valve-like member (10) is roughly the guide of the cylindrical uranium (4) and the outer end has a recess ((2)) (reference picture:): Lee: _ (or (2) The operation of the operator's thumb drag operation; please also refer to Figure 7 'The other side of the movable member (4) is provided with two parallel side members (4) 5 M412613 (123), the two parallel side members (122 (123) and each having mutually parallel chutes (1221) - (1231), and the free ends of the parallel side members (122) (123) are skewed and have a notch (1222) (1232)' The shape of the end portion of each of the parallel side members (122) (123) corresponds to the contour of the end portion of the rib (1411) provided at the top and bottom of the reel (14) (refer to FIG. 3 to FIG. 5), and The top of the other side of the movable member (12) and forming a flexible elastic lock (32) 'the elastic lock (32) is bound between the two parallel side members (122) (123) 'and The elastic lock (32) has a T-shaped body (refer to FIG. 6 and FIG. 7), and has a straight rod (321) extending from the top center of the movable member (I2) and crossing the end of the straight rod (π) φ a vertically extending cross member (322)' and the two parallel sides Above the member (122) (123) and engaging the one end of the straight rod (321) of the elastic lock (32) with the inclined shoulder portion (1223) (1233), the straight rod (321) is close to the end portion And forming a thin portion (3211) to increase the flexibility of the elastic lock (32); in addition, the movable member (12) is further provided with a free end from the inside toward the two parallel side members (122) (123) An extended spring (124) (refer to FIG. 3 to FIG. 6), the spring (124) is adjacent to the pillar body (H) integrally formed by the two half shells (41) (42) of the outer casing (4) (refer to FIG. 2) ~ Figure 5). _ Further, each of the half shells (41) (42) of the outer casing (4) has an annular wall (refer to FIG. 1 - FIG. 5) to form a compartment, one of the outer casings (4) The half casing (41) is integrally provided with a pivot (414) (refer to FIG. 2) for pivoting the reel (14), and the other half of the casing (42) is provided with a set of joints (not shown) for Engaging with the pivot (414), and additionally forming an annular wall (I) of the two half shells (41) (42) of the outer casing (4) and providing a split (D) (refer to FIG. 2 to FIG. 5) so as to Producing a gap through which the free ends of the two parallel side members (122) (123) of the movable member (12) pass 6 M412613 • · Correction, the shell (4) is the center of the living part (12) and the two halves (41) (42) - the body formed pillar (8) is of importance, while the outer shell (4) The half casing (41) (42) is further provided with an integrally formed fastener (6) and the oil (the first and second materials (F) (G)) which are separated from the fastener (6) and located outside the fastener (6), when the movable structure is Guo 2) being forced to overcome the elastic force of the spring (124), the loose member (322) of the elastic lock (5) of the movable member (12) can be buckled to the fastener (10) along the first guide (8). 4) or the transverse member (Μ2) of the elastic lock (32) is disengaged from the fastener (6) and is outwardly slipped by the second guide (6) (refer to Figure 5), the fastener (E) substantially Is a c-type block, and the first guide (F) is around its half, * the second guide ((3) is about the opposite side of the other half, the first guide (F The contour of the structure is substantially parallel to one side of the fastener (6), and the second guide member (9) is further provided with a top portion (G,) spaced apart from the center of the opening of the fastener member (6) by a small distance, the first guide member (F), the second guiding member (9) and the buckle (6) are respectively arranged in the same configuration - the body is disposed in the outer casing (4) Corresponding position of the half-shell (41) (42) In addition, the inside of the two half-shells (41) (42) of the outer casing (4) may further be provided with other protruding members for guiding the two parallel members of the movable member (10). The free ends of the side members (10)) (4) pass through the annular wall 1 of the two half-shells (41) (42) (refer to Figures 3 to 5). Furthermore, this creation system can prevent the movement of the reel (4) by the movable member (12) by a single action. Please refer to FIG. 3 to FIG. 5 again, and the movable member (12) shown in FIG. 3 has not been pushed inward. If the movable member (12) is pushed inward, the transverse member (Μ2) located under the first guide (F) can be forced to move to the outside of the fastener (Ε) along the first guide (8). Above, the movable member (10) continues to move in the inner direction to urge the cross member (4) to be held around the fastener (6) via the notch of the fastener (6) and then retained in the buckle 7 M412613 (refer to FIG. 4), the lateral direction The member (322) is held by the fastener _, that is, the movable member (12) is fixed inwardly, so that the free end of the two parallel side members (122) (123) of the simple member (10) is notched (1222). ) (1232) locks against the roll _) - rib (1411) (reference _, thus preventing the reel (10) from turning 'and thus the pull rope (or belt) (2) can not be stretched; and when Pressing the push member (12) inward in exactly the same way forces the cross member (322) of the elastic lock (9) out of the recess of the fastener (6), and The guiding member (322) is guided by the top (G') of the second guiding member (9) so that the cross member (322) is detached from the lower portion of the second guiding member (9) and released from the buckle of the fastening member (6) and is inwardly Na, and the cross member (322) is also displaced in the direction of the reel (14), and since the outer end of the rib (1411) of the reel (14) has an inclined surface (1410) 'and thus the cross member (322) moves inward Will not be blocked, and then use the return force of the spring (m) to restore the cross member (Μ2) to the position below the first guide (9), shouting into a substantial cyclic action (see phase 3), and This also allows the movable member (10) to be returned to the machine (refer to FIG. 3), thereby causing the free end notch (1222) (1232) of the two parallel side members (122) (123) of the movable member (10) to be disengaged from the reel (10). The reel (U) is restored to be rotatable, and the leash (or belt) is relatively stretched. Therefore, the creation is to control the movable member by a single action, that is, to push the movable member (12). Resist the reel (9) to prevent it from rotating, and at the same time lock the movable member (10) in position. If the front member moves forward, the living member (10) will (10) release the movable member (U). Reel (1 sentence, she used the telescopic leash operating mechanism in practice, the creation structure is much simpler. The cross member (322) of the elastic lock (32) of the movable member (12) should be inclined relative to the 8 M412613 The angle angle 'causes it to be the same as the entrance of the first guide _ + help the miscellaneous buckle (32) 饰 wear-through county-guide (F) buckle (Ε), the fastener (8) will be lost) The block can force the cross member (322) to buckle (F)' and then revolve around the fastener (6), and then stay in the pocket, (see Figure 4) until the movable member (12) The design of the top (G,) of the second guide (G) is applied to the surface deformation lock σ & the moving member (322) moves from the fastener (8) to the second guide. The article is also referred to Figure 5), and the wire _ first-guide _, _ makes this __ more smooth. In addition, the aforementioned elastic lock (32) needs to be made of an elastically deformable material, so that: flexible 嶋-, fold, café, can be used to brew 'instead of the wheel (or belt) (2) Other parts are made of rigid materials. According to the above description, this creation can be summarized as follows: Therefore, this _ is actually a simple and simple effect, and the application for a simple patent is required. Feeling the virtues. However, the above descriptions are only preferred embodiments of the present invention. When it is not possible to limit the scope of the implementation of this creation, the equivalent changes and modifications made by the scope of the patent application should remain the patents covered by this creation. Within the scope. BRIEF DESCRIPTION OF THE DRAWINGS Fig. 1 is an external perspective view of the present embodiment. Figure 2 is a perspective enlarged view of the core of the present invention. Figure 3 is a schematic view of a portion of the present embodiment in which the movable member is not locked with the fastener, 9 M412613. Figure 4 is an enlarged plan view showing a portion of the present embodiment in which the movable member and the fastener are locked. Figure 5 is a plan enlarged view of the present embodiment in which the movable member is disengaged from the fastener and guided by the second guide. Figure 6 is a perspective exploded view of the movable member and the spring in the present embodiment. Figure 7 is a perspective enlarged view of another embodiment of the movable member in the present embodiment. [Description of main component symbols] (12) movable member (121) concave portion (122) (123) parallel side member (1222) (1232) notch (1221) (1231) chute (1223) (1233) shoulder (124) Spring (14) Rope (140) Center hole (141) Upper and lower wall surface (1410) Inclined surface (1411) Rib (2) Pull rope (21) Connector (32) Elastic lock (321) Straight rod (3211 Thin portion (322) cross member (4) outer casing (40) side cover (41X42) half shell (412) (413) (422) (423) small slot (411) (421) larger slot ( 414) 柩 shaft (4141) slot (A) handle part (B) (C) lead hole (D) split M412613 (E) fastener (G) second guide (Η) pillar body (F) first guide Piece (G') top (I) annular wall