1249611 玖、發明說明： 【發明所屬之技術領域】 本發明是關於一種身高量測器，特別是指一種指示件 可在一垂放位置及一水平位置間轉換的身高量測器。 【先前技術】 習知身南量測器1的構造大致如圖1、2所示，包含·· 一底座11，以及一直立的伸縮單元12，其中，該伸縮單 元12包括：一結合在底座11後方之連結座丨21、一直立 且底端固定在該連結座121上的固定桿122，以及一和固 定桿122内外套接並可調整套接長度之伸縮桿123。又該 身高量測器1更包含··一固定地結合在伸縮桿123頂緣之 搞轉托座13、-可在一垂放位置及一水平位置間轉換的指 不件14、一將該指示件14以可擺動方式結合在樞轉托座 13上的螺接組件15，以及一螺絲形式的頂撐件16。 其中，該柩轉托座13具有一位在伸縮桿123後方並 供頂撐件16螺鎖之後壁m、一自該後壁131往前延伸並 和_桿123固定地結合的連結壁132，以及自該後壁i3i 彺則延伸亚與連結壁132平行的組裝壁133，而該指示件 14包括·左右間隔之兩翼壁141、142，以及一銜接在兩 氐緣的里測罪壁143,在翼壁141上具有一往組裝壁I” 2侧突出的樞接部144，於組裝部144後端再垂直彎折一 f = 145,該螺接組件15則是包括：一穿過樞接部及 土 I33的螺絲151，以及至少一個螺鎖在螺絲151上 的螺帽152。 1249611 亍的：：量測器1之指示件14位在圖1假想線所 置時，該指示件14係垂放在固定請或伸 、=，而當操作者以螺絲151為支點往上並往 5 10 15 相二:Γ4,且指示件14之擋片陶頂撐件 指示件14的量測靠壁U3大致呈水平狀， W該指示件U即轉換到圖i實線所示之水平位置。 声有ΓΓ量測器1之量測精確度與指示件“的水平 為了讓該指示件14穩定的維持在水平狀，習知 二里測…用了兩個定位機制，其中之 :上安裝該頂撐件16，以防止指示件14在展開= 里，壁143與伸縮單元12間的夾角大於九十度，另二 =定位機制係湘襲組件15的切，讓指示们4 疋位^各種角度（包括水平）上’亦即，防止指示件14在 ^ 田地在下柩擺，正因為指示件14的角度維持係 ^亥螺接组件15來完成，因此，螺接組件15除了是指； :14的樞擺支點之外，亦必需略為夹持迫緊該指示件二 ^轉托座13。此種設計雖然可以達到預期之效果，但曰 緊Ϊ = 广轉換位置的過程中，該指示件14會相對於迫 緊之«托座13樞擺’此種既要迫緊又需框擺的結合方 '谷易在使用一段時間後造成螺帽152鬆動，而當螺产 恶法提供需要的迫緊力時，展開的指示件14前端就^ .往前下方傾擺、搖晃，造成量測上的不精確。 “ 基於以上的原因，習知身高量測器^在使用一段 後需要調整螺接組件15及頂撐件16的螺接緊度及位置： 20 1249611 在使用及保養上皆有其不便之處。 【發明内容】 本發明之目的係在長:供^種俘表交且 - ! 1示赘谷易、凡件不易鬆BACKGROUND OF THE INVENTION 1. Field of the Invention This invention relates to a height measuring device, and more particularly to a height measuring device in which an indicator member can be switched between a lowered position and a horizontal position. [Previous Art] The structure of the conventional body measuring device 1 is substantially as shown in Figs. 1 and 2, and includes a base 11 and an upright telescopic unit 12, wherein the telescopic unit 12 includes: a combined base The rear connecting seat 21, the fixing rod 122 which is always standing and fixed at the bottom end of the connecting seat 121, and the telescopic rod 123 which is sleeved with the fixing rod 122 and can adjust the sleeve length. Further, the height measuring device 1 further comprises: a locking bracket 13 fixedly coupled to the top edge of the telescopic rod 123, a fingering member 14 switchable between a lowered position and a horizontal position, and an indication The member 14 is a threaded assembly 15 that is slidably coupled to the pivot bracket 13 and a jacking member 16 in the form of a screw. Wherein, the shackle 13 has a connecting wall 132 extending behind the telescopic rod 123 and screwing the top struts 16 , a connecting wall 132 extending forward from the rear wall 131 and fixedly coupled with the _ rod 123 , and The rear wall i3i 延伸 extends the assembly wall 133 parallel to the connecting wall 132, and the indicating member 14 includes two wing walls 141, 142 spaced apart from each other, and a sin wall 143 that is connected to the two rims. The wing wall 141 has a pivoting portion 144 protruding toward the side of the assembly wall I" 2, and is bent vertically at the rear end of the assembly portion 144 by a f = 145. The screwing assembly 15 includes: a passing through the pivoting portion. And the screw 151 of the soil I33, and at least one nut 152 screwed on the screw 151. 1249611 ::: The indicator 14 of the measuring device 1 is placed in the imaginary line of Fig. 1, the indicator 14 is suspended Place it on the fixed or extension, =, and when the operator takes the screw 151 as the fulcrum and goes up to 5 10 15 phase two: Γ 4, and the gauge piece of the indicator member 14 is measured against the wall U3 Generally, it is horizontal, and the indicator U is switched to the horizontal position shown by the solid line in Fig. i. The measurement accuracy and the indicator of the sound measuring device 1 In order to keep the indicator 14 stable in a horizontal shape, it is known that two positioning mechanisms are used, wherein the top support member 16 is mounted thereon to prevent the indicator member 14 from being unfolded in the wall. The angle between the 143 and the telescopic unit 12 is greater than ninety degrees, and the other two = the positioning mechanism is the cutting of the component 15 so that the indicators are 4 positions ^ various angles (including horizontal), that is, the indicator 14 is prevented from being The field is placed in the lower jaw, and the angle of the indicator member 14 is maintained by the screwing assembly 15. Therefore, the screwing assembly 15 must be slightly clamped in addition to the pivoting point of the 14: The indicator member 2 turns to the holder 13. Although this design can achieve the desired effect, but in the process of wide switching position, the indicator 14 will be tight and need to be framed relative to the tightly held bracket 13 The combination side 'Gu Yi causes the nut 152 to loosen after using for a period of time, and when the snail production method provides the required pressing force, the front end of the unfolded indicator 14 is tilted forward and downward, causing measurement Inaccurate on the top. For the above reasons, the conventional height measuring device ^ needs to adjust the screw tightness and position of the screw assembly 15 and the top support member 16 after using a section: 20 1249611 There are inconveniences in use and maintenance. SUMMARY OF THE INVENTION The object of the present invention is to lengthen: for the species of the captives to be handed over and - 1 to show the 赘谷易, the pieces are not easy to loose
且指示件之水平度可恆保精確之身高量測器。 A 本發明之身高量測器包含：一基座、一固定地安裝在 基座上之伸縮單元、一樞轉托座、一可在一垂放位置及— 水平位置間轉換之指示件，以及一定位機構。 ίο 15 脫 其中，該伸縮單兀包括··一位於下方之固定桿，以及 -與該固定桿内外套接並可調整套接長度之伸縮桿，而該 樞轉托座包括：兩左右間隔之樞轉翼，以及—連結在該等 枢轉翼間的連接翼，該指示件則包括：兩片分別藉―:轴 與樞轉托座之樞轉翼呈可樞擺方式連結之翼壁，以及—連 結在該等翼壁間之定位壁，而該定位機構是安裝在抱轉托 座上’並可在指示件位在水平位置時夹持並m亥定位 藉樞轉托座與指 提供之定位、夾持功 件不易鬆脫之同時， 養方便等功效。 不件間的結合關係，以及定位機構所 能，可以使本發明之身高量測器在元 達到指不件的水平度可恆保精確及保 【實施方式】 有議明之前述及其他技術内容、特點與功效， 、下配口 >考圖式之較佳實施例的詳細說明中， 楚 的明白。 $ β 參閱圖3、4,本發明身高量測器之—較佳實施例除了 20 1249611 具有量測身高的功能外，亦兼具有測量體重的功效，上述 身高量測器包含：一基座2、_固定地安裝在基座2後上 方之伸縮單元3、-固定地安裝在該伸縮單元3上的框轉 托座4、一指示件5，以及一定位機構6。 5 本發明之基座2包括：一架設在地面上之底盤21、— 条没在底盤21上之秤盤22、一自該底盤21往上直立突出 《撐桿23，以及-固定地安裝在撐桿23上方的體重顯示 器24，其中，該體重顯示器24具有—外殼24卜當使用 者站在秤盤22上時，使用者的體重可顯現在體重顯示器 1〇 24上’惟在設計上，本發明之基座2亦可為不具量測體重 功能之其他設計。 本發明之伸縮單元3包括：-固定地安裝在基座2之 外殼241後方的連結座3卜一底端插固在該連結座31上 的固定桿32、一與固定桿32内外套接之伸縮桿33，以及 15 個上下左右間隔地安裝在固定桿32上之彈抵y 34。其 中，該連結座31具有兩片前後對接且彎折的金屬夾板 311 312 ’以及數支將該等夾板311、312固定地安裝在 外殼241上的結合件313，對接後在該等夾板3n、312間 形成一供该固定桿32底端插設之容置空間314。 而該固定桿32具有兩個左右間隔之固定側壁321、一 垂直銜接在該等固定侧壁321前緣之固定前壁322、兩個 自固定側壁321後端垂直相向延伸的固定後壁323，以及, 由該等側壁32；1、前壁322及後壁323界定而成的一固定 導槽324。而該伸縮桿33係可沿著固定桿32之長度方向 1249611 伸縮，並插設在該固定導槽324内，在該伸縮桿33上具 有兩左右間隔之伸縮側壁3 31及一伸縮前壁3 3 2。 配合圖5 ’本發明之彈抵片34是兩兩左右對應地安裝 在該等固定側壁321上，並鄰近該固定桿32之頂端及底 5 端處，每一彈抵片34皆具有兩段上下間隔地貼靠在固定 側壁321内側面的基部341、一平行於該等基部341但往 固定導槽324内突出的彈抵部342，以及兩個銜接在相鄰 基部341及彈抵部342間的傾斜部343，而該伸縮單元3 更包括四支穿過固定側壁321及彈抵片34之其中一基部 1〇 341的固定銷35。 當伸縮桿33往下移動撐靠在位於底端且相對立之彈 抵片34的彈抵部342間時，可以產生較佳的定位效果， 由於本發明之彈抵片34設置的位置鄰近固定桿32之頂緣 及底緣，因此，該伸縮桿33無論是往下收合或者往上突 15 出，皆可獲得至少—對彈抵ϋ 34的頂撐，藉此讓伸縮桿 33在相對於固定桿32調整伸縮長度時更為平順。 本發明之樞轉托座4係由塑膠材料一體成型，並固定 地安裝在伸縮桿33頂端，上述樞接托座4包括：兩片左 右間隔地位在伸縮桿33之該等伸縮侧壁331外側的樞轉 -〇 異41、一垂直銜接在該等樞轉翼41後方的連接翼42、兩 個上下設置並由連接翼42往前突出抵靠在伸縮桿33之伸 縮前壁332 |方的結合突柱43,以及兩支穿經伸縮前壁 332並螺鎖在結合突柱43上的螺絲44。在該等樞轉翼μ 上各別開设一左右對稱的樞孔411，而該連接翼U上設置 1249611 一前後向的組裝孔421。 本發明之指不件5包括··兩片左右間隔並位於該等框 轉翼41外側之翼壁5卜-銜接在該等翼壁51 i緣處之量 測靠壁52、一垂直銜接在該等翼壁51 |方間的定μ 53，以及兩支左右對應且分別穿過同側之樞轉翼〇及翼 壁51的柩軸54,在本實施例該等樞轴54為鉚釘的形式: 又本發明之定㈣53上具有一開口朝下之定位槽531，上 述定位槽531並與組裝孔421開設的位置對應。 10 本發明之定位機構6包括：一控鈕61、一使控鈕 具有彈性復位力的彈性件62，以及_結合在該控:61末 端的固定件63’其中該控紐61具有—穿過連接翼42之組 裝孔421的桿身611 以及一位於該桿身611外側的手控 頭612,而該彈性件62是撐設在固定件63及連接翼42間 使δ亥控紐61具有一恆往前移位之彈力。 15 、6，當本發明之指示件5位在圖6所示之一 水平位置時，該指示件5之量_壁52大致上與地面水 平’此時指示件5之定位槽531上的—槽底將跨靠在桿身 6U上，受到控鈕61恆往前頂推的彈力，該指示件5之定 位也會夹靠在控紐61之手控頭612與連接翼42間， 夹靠後=指示件5可穩固不搖晃地保持在水平的狀態。 配合圖7，當本發明之指示件5欲由圖6的水平位置 轉換到圖7的—垂放位置時，首先克服彈性件μ的彈力 將：鈕61後拉’然後再以該等樞轴54為支點將指示件5 的月Ά下方壓，當指示件5垂掛在伸縮單元3的前方時， 20 1249611 動作。㈣道理，欲使指示件5由垂放位置 n位置時’只要反向操作將指示件5前方往前並 ^上食’當該指示件5之定位槽531即將對應控紐61之 ^身6U k，再稍為將控鈕61後拉，直到定位槽531跨 在“丑61之桿身611上後，該指示件5即恢復到水平 ίο 15 20And the level of the indicator can guarantee the accurate height gauge. A height measuring device of the present invention comprises: a base, a telescopic unit fixedly mounted on the base, a pivot bracket, an indicator switchable between a lowered position and a horizontal position, and a Positioning mechanism. Ίο 15 , wherein the telescopic unit includes a fixed rod located below, and a telescopic rod connected to the inner sleeve of the fixing rod and adjustable in length of the sleeve, and the pivot bracket includes: a rotor wing, and a connecting wing coupled between the pivoting wings, the indicator member comprising: two wings pivotally connected by a pivoting wing of the shaft and the pivoting bracket, and - The positioning wall is connected between the wing walls, and the positioning mechanism is mounted on the escutting bracket, and can be clamped and positioned to position and clamp the pivoting bracket and the finger when the indicator position is in the horizontal position. The holding parts are not easy to loosen, and they are convenient to raise. The combination of the parts and the positioning mechanism can make the height measuring instrument of the present invention reach the level of the finger invariable and can be guaranteed and guaranteed accurately. [Embodiment] The foregoing and other technical contents are discussed. Characteristics and effects, and lower fittings> In the detailed description of the preferred embodiment of the test pattern, Chu understands. $β Referring to Figures 3 and 4, the preferred embodiment of the height measuring device of the present invention has the function of measuring the height in addition to the function of measuring the height of the body. The height measuring device comprises: a base 2. A telescopic unit 3 fixedly mounted on the rear of the base 2, a frame transfer bracket 4 fixedly mounted on the telescopic unit 3, an indicator member 5, and a positioning mechanism 6. 5 The base 2 of the present invention comprises: a chassis 21 on the ground, a weighing pan 22 not on the chassis 21, a stand upright from the chassis 21, and a fixedly mounted A weight display 24 above the struts 23, wherein the weight display 24 has a housing 24. When the user is standing on the weighing pan 22, the user's weight can be displayed on the weight display 1 〇 24 'only in design, The susceptor 2 of the present invention may also be of other design that does not have a weight measuring function. The telescopic unit 3 of the present invention comprises: a connecting rod 3 fixedly mounted behind the outer casing 241 of the base 2, a fixing rod 32 fixed to the connecting seat 31 at a bottom end, and a casing connected to the fixing rod 32. The telescopic rod 33 and the 15 springs, which are mounted on the fixed rod 32 at intervals of up, down, left, and right, are y 34. The connecting seat 31 has two pieces of metal cleats 311 312 ′ which are butt-joined and bent, and a plurality of joint members 313 fixedly mounted on the outer casing 241 , and the splints 3 n are 312 defines an accommodating space 314 for inserting the bottom end of the fixing rod 32. The fixing rod 32 has two fixed side walls 321 spaced apart from each other, a fixed front wall 322 vertically connected to the front edge of the fixed side wall 321 , and two fixed rear walls 323 extending perpendicularly from the rear end of the self-fixing side wall 321 . And a fixed guide groove 324 defined by the side walls 32; 1, the front wall 322 and the rear wall 323. The telescopic rod 33 can be stretched and contracted along the length direction 1249611 of the fixing rod 32, and inserted into the fixed guiding groove 324. The telescopic rod 33 has two left and right spaced telescopic side walls 31 and a telescopic front wall 3. 3 2. 5, the elastic plate 34 of the present invention is mounted on the fixed side walls 321 correspondingly two to two, and adjacent to the top end and the bottom end 5 of the fixing rod 32, each of the elastic pieces 34 has two sections. a base portion 341 which is abutted against the inner side surface of the fixed side wall 321 , a spring abutting portion 342 which is parallel to the base portion 341 but protrudes into the fixed guide groove 324 , and two joints at the adjacent base portion 341 and the abutting portion 342 The inclined portion 343, and the telescopic unit 3 further includes four fixing pins 35 passing through the fixing side wall 321 and one of the base portions 1341 of the elastic piece 34. When the telescopic rod 33 is moved downward to abut against the elastic abutting portion 342 of the opposite end of the elastic abutment piece 34, a better positioning effect can be produced, because the position of the elastic abutment piece 34 of the present invention is adjacently fixed. The top edge and the bottom edge of the rod 32, therefore, the telescopic rod 33 can obtain at least the top support of the spring ϋ 34, whether it is folded down or protrudes upward, thereby allowing the telescopic rod 33 to be opposite It is smoother when the fixing rod 32 adjusts the telescopic length. The pivoting bracket 4 of the present invention is integrally formed of a plastic material and fixedly mounted on the top end of the telescopic rod 33. The pivoting bracket 4 includes two pieces spaced apart from each other on the outside of the telescopic side walls 331 of the telescopic rod 33. Pivot-distal 41, a connecting wing 42 vertically connected behind the pivoting wings 41, two joints arranged one above the other and projecting forwardly by the connecting wings 42 against the telescopic front wall 332 of the telescopic rod 33 The studs 43 and the two screws 44 that pass through the telescoping front wall 332 and are screwed onto the coupling studs 43. A pivot hole 411 is formed on each of the pivoting wings μ, and a 1249611 front and rear assembly hole 421 is disposed on the connecting wing U. The finger 5 of the present invention comprises two wings spaced apart from each other and located on the outer side of the frame wing 41. The measuring wall 52 at the edge of the wing wall 51 is vertically connected to the wall 52. The wing walls 51 are defined by a square μ and a plurality of pivoting wings and a shaft 54 of the wing wall 51 respectively passing through the same side. In this embodiment, the pivots 54 are rivets. Form: The fixed portion (4) 53 of the present invention has a positioning groove 531 with an opening facing downward, and the positioning groove 531 corresponds to a position at which the assembling hole 421 is opened. The positioning mechanism 6 of the present invention comprises: a control button 61, an elastic member 62 for causing the control button to have an elastic restoring force, and a fixing member 63' coupled to the end of the control: 61, wherein the control button 61 has a pass-through The shaft 611 of the assembly hole 421 of the connecting wing 42 and a manual control head 612 located outside the shaft 611, and the elastic member 62 is supported between the fixing member 63 and the connecting wing 42 to make the δHui button 61 have a Constantly shifting the elastic force forward. 15 and 6, when the indicator 5 of the present invention is in a horizontal position as shown in FIG. 6, the amount of the indicator member 5 is substantially horizontal to the ground level 'at the positioning groove 531 of the indicator member 5 at this time. The bottom of the groove will straddle the shaft 6U, and the elastic force of the control button 61 is pushed forward. The positioning of the indicator 5 is also clamped between the hand control head 612 and the connecting wing 42 of the control button 61. After the indicator member 5 can be maintained in a horizontal state without being shaken. With reference to Fig. 7, when the indicator 5 of the present invention is to be switched from the horizontal position of Fig. 6 to the vertical position of Fig. 7, the elastic force of the elastic member μ is first overcome: the button 61 is pulled back 'and then the pivots 54 is a fulcrum to press the lower side of the month of the indicator 5, and when the indicator 5 is hung in front of the telescopic unit 3, 20 1249611 operates. (4) Reasons, if the position of the indicator 5 is from the position of the vertical position n, as long as the reverse operation is performed, the front side of the indicator 5 is forwarded and the food is fed. When the positioning groove 531 of the indicator member 5 is about to correspond to the body 6 k, and then slightly pull the control button 61 back until the positioning slot 531 straddles the "Ugly 61 shaft 611, the indicator 5 is restored to the horizontal ίο 15 20
Li J在指不件5轉換位置的過程中，該等鉚釘形式的 不會產生鬆脫的情形，其水平位置的維持完全由 定位機構6來執行，因此，本發明該項設計可以在使用及 保養上更為方便。更具體而言，本發明係利用及 =方式將指示件5安裝在伸縮桿33鄰近心 处=有舞性復位力之定位機構6來執行定位的機 月匕。上述§又計可以避免指示件5在轉換位置時元件鬆動， 同％可以長期間地保持水平的精確度。 此外，本發明之伸縮桿33在相對於固定桿犯調整套 =長度時，無論該伸縮桿33的底緣因調整而鄰近固定桿 32的頂緣，或者伸縮桿33之頂緣伸入該固定導槽划干 端’前述伸縮桿33皆可獲得其中—對彈抵片Μ夹持，_ 此讓伸縮桿33在調整套接長度時更為平順、不晃動9 惟以上所述者，僅為本發明之較佳實施例而已，者不 能以此限定本發明實施之範圍，即大凡依本發 ^ 範圍及發明說明書内容所作之簡單的等效變化與修飾專:： 應仍屬本發明專利涵蓋之範圍内。 【圖式簡單說明】 圖1是-種習知身高量測器之—立體圖； 10 1249611 圖2是該習知身高量測器之一俯視圖； 圖3疋本發明身高量測器之一較佳實施例的一側視 圖； 圖4疋遠較佳實施例之—未完整的立體分解圖，主要 顯示該身高量測器之一伸縮單元、一樞轉托座、一指示件 及—定位機構間的對應關係； 圖5是沿圖3中5_5線所取之一剖視分解圖； 圖6疋5亥較佳貫施例之_未完整的側面剖視圖，圖中 該指示件位在一水平位置；及 圖7是一類似圖6的未完整側面剖視圖，圖中該指示 件位在一垂放位置。 1249611 【圖式之主要元件代表符號說明】 2 基座 342 彈抵部 21 底盤 343 傾斜部 22 秤盤 35 固定銷 23 撐桿 4 樞轉托座 24 體重顯示器 41 枢轉翼 241 外殼 411 樞孑L 3 伸縮單元 42 連接翼 31 連結座 421 組裝孔 311 爽板 43 結合突柱 312 夾板 44 螺絲 313 結合件 5 指示件 314 容置空間 51 翼壁 32 固定桿 52 量測靠壁 321 固定側壁 53 定位壁 322 固定前壁 531 定位槽 323 固定後壁 54 樞軸 324 固定導槽 6 定位機構 33 伸縮桿 61 控紐 331 伸縮側壁 611 桿身 332 伸縮前壁 612 手控頭 34 彈抵片 62 彈性件 341 基部 63 固定件 12Li J does not cause looseness in the form of the rivet in the process of referring to the 5 switching position, and the maintenance of the horizontal position is completely performed by the positioning mechanism 6, and therefore, the design of the present invention can be used and It is more convenient to maintain. More specifically, the present invention utilizes the <RTI ID=0.0>>>""""""""" The above § can also prevent the component 5 from loosening when the position is switched, and the same % can maintain the horizontal accuracy for a long period of time. In addition, when the telescopic rod 33 of the present invention makes an adjustment sleeve=length relative to the fixed rod, the bottom edge of the telescopic rod 33 is adjacent to the top edge of the fixed rod 32 due to the adjustment, or the top edge of the telescopic rod 33 protrudes into the fixed edge. The guide groove drying end 'the aforementioned telescopic rod 33 can be obtained therein|the clamping of the elastic piece ,, _ which makes the telescopic rod 33 smoother and not swaying when adjusting the socket length 9 but only the above, only The preferred embodiments of the present invention are not intended to limit the scope of the present invention, that is, the simple equivalent changes and modifications made in accordance with the scope of the present invention and the description of the invention are: Within the scope. BRIEF DESCRIPTION OF THE DRAWINGS FIG. 1 is a perspective view of a conventional height measuring device; 10 1249611 FIG. 2 is a top view of the conventional height measuring device; FIG. 3 is a preferred embodiment of the height measuring device of the present invention. A side view of the embodiment; FIG. 4 is an incomplete perspective exploded view of the preferred embodiment, mainly showing the telescopic unit of one of the height measuring devices, a pivoting bracket, an indicating member, and a positioning mechanism Figure 5 is a cross-sectional exploded view taken along line 5_5 of Figure 3; Figure 6 is a cross-sectional view of a preferred embodiment of the embodiment of the present invention, in which the indicator is in a horizontal position; And Figure 7 is an incomplete side cross-sectional view similar to Figure 6, in which the indicator is in a lowered position. 1249611 [Description of main components of the drawings] 2 Base 342 Spring abutment 21 Chassis 343 Inclined portion 22 Weighing pan 35 Fixing pin 23 Strut 4 Pivot bracket 24 Weight indicator 41 Pivot wing 241 Housing 411 Pivot L 3 Telescopic unit 42 connecting wing 31 connecting seat 421 assembling hole 311 cooling plate 43 binding stud 312 clamping plate 44 screw 313 coupling member 5 indicating member 314 accommodating space 51 wing wall 32 fixing rod 52 measuring against wall 321 fixing side wall 53 positioning wall 322 Fixed front wall 531 positioning groove 323 fixed rear wall 54 pivot 324 fixed guide groove 6 positioning mechanism 33 telescopic rod 61 control button 331 telescopic side wall 611 shaft 332 telescopic front wall 612 hand control head 34 elastic piece 62 elastic member 341 base 63 Fixing member 12