1353416 九、發明說明： 【發明所屬之技術領域】 : 本發明主要揭示一種具底座強固結構之置地式打氣 .筒，尤其是指一種結構強度佳且打氣時平穩置於地面之打 氣筒。 【先前技術】 鲁 置地式打氣筒常見有兩種，第一種為底座樞接有腳 架，操作者選擇性扳動腳架。第二種底座為加大設計，同 時'^供置地與腳踏。 ； 1 .參照我國專利證書號數第M 2 7 8 7 7 6號『打氣筒』，屬於 - 前述的第一種打氣筒，包含有一缸體（11)、一打氣桿（12)、 連通氣管⑽以及-氣嘴（14)，其中：缸體⑴）底端封 閉而置放於地面，缸體（11)底端的旁側設有一腳架（15), 腳架（15)為金屬桿彎折喊’峽（15)操料抵靠於地 • 面，腳架（15)收藏時平貼於缸體（11)，腳架（15)雖然具有 機動性而可以收藏，但這種柩轉式的腳架（15；)因為具有可 樞轉的特性’而當打氣桿（12)相對缸體（u)打氣時，腳架 (15)與缸體⑴）會產生驗，纽冑⑴）無法提供平穩的 f放時將會影響打氣的效率，而且—個會產生晃動的打氣 筒顯然給人一種劣質品的感受。 參照我國專利證書號數第M260634號『置地式打氣筒 把手結構改良』，屬於前述的第二種打氣筒，包含有一底座 (11)、一筒身（12)、一軟管（13)及一連桿（η)，底座（U) 5 :。间身（12)及軟官（⑶。惟，底座⑴）與筒身（⑵連接 =^受到連桿（14)長期持續在料⑽内上下移動而影 =身⑽與底座⑻的連結。操作打氣料，操作者的 =踩踏於底座⑴）’操作連桿（⑷向上運動吸取氣體以及 7下運動將氣體送出，當連桿⑽向上運動時，連桿（⑷ j接有活塞，活塞與筒身⑽產生摩擦 ，向上的力量，而踩踏著底座⑴)令底 ^下的力量，底座⑴）與筒身（⑵受不同方向的力量牽 =當劲越大時，底座⑼承受的扭矩也越大，底座 H產生應力集巾，將會導致底座⑴） =生:=事，況且筒身(⑵的設計為相同直= Ϊ至Γ 座⑴）相連之處有結構強度不佳之 、 這㈣糾單純II &底座⑴） 底座⑽與地面的接觸域有不平穩的缺失 面 因此，習知的設計有加以改良之必要 明排除或至少減輕先前技藝所遭遇的問題。糟由柄 【發明内容】 之技底座強固結構之置地式打氣筒』所欲解決 之技编係在於’習知的置地式打氣 ^ :=，Γ佳的缺失，且底座與地面的接觸;:： 壯以改良:。的设計確實無法滿足操作者的期待，而有 本發明『具底座強固結構之置地式打氣筒』，藉由外筒 1353416 筒身第-端具有較大截面積並與底座—體成型，使外筒第 -端的單位面積承受較小的壓力，令外賴具有較佳強固 結構。 再者’藉由外筒筒身第-端具有較大戴面積並與底座 -體成型，使外筒第-端可承受較大的抗f曲應力。 以及，藉由外筒筒身第-端具有較大戴面積並與底座 一體成型，提供外筒之底座平穩置於地面的目的。 且’内外筒的設計以内筒的空間提供閥桿組往復移 動，外筒提供良好的支#，達到較佳強固結構之目的。 【實施方式】 有關本發明所採用之技術、手段及其功效，茲舉一較 佳貫施例並配合圖式詳述如後，此僅供說明之用，在專利 申請上並不受此種結構之限制。 ―參照圖一與圖二，為本發明具底座強固結構之置地式 打氣筒第一實施例之立體外觀圖與立體分解圖。本發明之 置地式打氣筒包含有一内筒1〇、_外筒2〇、一閥桿組3〇 與一軟管40。該内筒10與該外筒2〇相接，該閥桿組3〇 设於該内筒10，該閥桿組30相對該内筒1〇往復移動產生 打氣效果，該軟管40 —端結合於該内筒1〇，該軟管4〇另 一端接於待充氣物。該外筒20接近地面的一端具有較大的 截面積，讓本發明之置地式打氣筒的底座具有較佳的強固 結構，進一步達到結構強度佳且打氣時可以平穩置於地面 之目的。 7 該内筒10包括一筒身11、一底部12與一蓋體13,該 筒身11為直筒狀，該筒身11與該底部12為塑膠材質一體 成型，該筒身11包括第一端111與第二端112，該底部12 位於該筒身11第一端111，該筒身11第二端112以螺鎖 的方式結合該蓋體13。該底部12設有一結合部121。 該外筒20包括一筒身21與一底座22，該筒身21與 該底座22為塑膠材質一體成型，該筒身21的壁面厚度相 等，該筒身21包括第一端211與第二端212，該筒身21 第一端211的截面積大於該筒身21第二端212的截面積， 該底座22位於該筒身21第一端211，該底座22鄰近該筒 身21設有一通孔221，該底座22兩端分別形成一踩踏區 222。該外筒20套置該内筒10，且該底座22與該底部12 結合在一起，該結合部121經由該通孔221穿伸而出，該 筒身21第二端212受該蓋體13擋止而不脫出。 該閥桿組30包括第一端301與第二端302，該閥桿組 30第一端301結合有一活塞31，該閥桿組30第二端302 結合有一握把32，該閥桿組30穿設於該内筒10筒身11， 該蓋體13並防止該閥桿組30脫出，該活塞31在該筒身 11内部軸向移動，該握把32外露於該内筒10筒身11第 二端112之蓋體13。 該軟管40包括第一端401與第二端402，該軟管40 第一端401結合於該内筒10底部12之結合部121，該軟 管40第二端402設有一氣嘴41，該氣嘴41結合於待充氣 物，氣體經由内筒10内之閥桿組30往復軸向移動產生打 氣功效，使氣體進入該軟管40進一步進入待充氣物。另 外，有一種壓力表設於外筒2〇第二端212的打氣筒，軟管 40第一端401連通於壓力表，換言之，軟管4〇第一端4〇1 、’。s於外肉20第二端212 ’且該軟管4〇與該内筒1〇相連 通，使氣體得以進出於内筒10與軟管4〇。 參照圖三與圖四，為本發明具底座強固結構之置地式 打氣筒第一實施例之剖面示意圖。本發明置地式打氣筒的 内筒10底部12内設有-氣道122，該氣道122相通該筒 身*11内部與該結合部12卜該氣道122提供該閥桿組 在筒身11内軸向移動產生打氣功效，並使氣體經由氣道 122輸送至軟管4G，進—步將氣體送至待充氣物。 立本發明置地式打氣筒的外筒2〇底座22結合該内筒1〇 底部12而形成一種具有底座錐狀的外觀，該筒身21第一 端211相接該底座22，該筒身21第一端211具有較大的 面積。 本發明藉由外筒20筒身21第一端212以及底座22 面積較大得到底座22具健強職構，可由單位面積承受 的麗力以及彎曲力矩來討論： ，由P=F/A ;可以得知當施力（1?)相’同時，面積越 大，_1位面積承受的壓力（P)較小，換言之，面積較大可以 平均分散承受的壓力’承受的壓力較小财會有損壞之虞。 α以本發明而言，外筒20筒身21第一端211相接有底 ^22’且外筒20並與内筒1〇結合，底座22的踩踏區222(圖 中未見）經由操作者踩踏，底座22產生向下的力量，外筒 1353416 20筒身21第一端211具有最大的截面積，因為筒身21 % -端211纟有較大面積而單位面積承受的壓力較小，讓筒 身21第-端2η具有較佳強固結構，而不容易發生損壞。 錯由抗幫曲應力=彎曲力糾桿件半徑/截面慣性矩；可 以得知桿件半徑與抗彎曲應力成域，桿㈣半徑越大則 抗彎曲應力越大。1353416 IX. Description of the invention: [Technical field to which the invention pertains]: The present invention mainly discloses a ground-type air pumping cylinder having a strong structure of a base, in particular, a pump having a good structural strength and being smoothly placed on the ground when pumping. [Prior Art] There are two common types of Lu-type inflators. The first one is a pivoting bracket for the base, and the operator selectively pulls the tripod. The second type of base is designed to be enlarged, and at the same time '^ supply ground and pedal. 1. Refer to China Patent Certificate No. M 2 7 8 7 7 6 "Inflator", which belongs to - the first type of pump described above, which comprises a cylinder (11), an airing rod (12), and a connecting air tube. (10) and - a gas nozzle (14), wherein: the bottom end of the cylinder (1) is closed and placed on the ground, and a side stand (15) is provided on the side of the bottom end of the cylinder (11), and the stand (15) is a metal rod bent Folding 'Gap (15) to the ground and the surface, the tripod (15) is attached to the cylinder (11) when it is collected, and the tripod (15) can be stored although it is mobile, but this kind of twist The tripod (15;) has a pivotable characteristic', and when the pumping rod (12) is inflated with respect to the cylinder (u), the tripod (15) and the cylinder (1) will be tested, New Zealand (1)) Failure to provide a smooth f-load will affect the efficiency of the pumping, and a pump that will sway will obviously give a feeling of inferior quality. Referring to China Patent Certificate No. M260634 "Modification of the handle of the floor pump", the second type of air pump includes a base (11), a cylinder (12), a hose (13) and a Connecting rod (η), base (U) 5 :. The body (12) and the soft official ((3). However, the base (1)) and the barrel ((2) connection = ^ are connected by the connecting rod (14) for a long time to move up and down in the material (10) and the shadow = body (10) and the base (8). Inflating, the operator's = stepping on the base (1)) 'operating the connecting rod ((4) moving up the suction gas and 7 moving to send the gas out, when the connecting rod (10) moves up, the connecting rod ((4) j is connected with the piston, the piston and the barrel The body (10) produces friction, upward force, and stepping on the base (1)) to make the bottom of the force, the base (1)) and the barrel ((2) is forced by different directions of force = the greater the strength, the more the base (9) is subjected to the torque Large, the base H generates a stress towel, which will cause the base (1)) = raw: = thing, and the barrel ((2) is designed to be the same straight = Ϊ to Γ seat (1)) where there is structural strength, this (four) correct Simple II & base (1) The contact area of the base (10) with the ground has an uneven missing surface. Therefore, the conventional design has to be improved to eliminate or at least alleviate the problems encountered in the prior art. The technical system to be solved is the 'scientific ground-type pumping ^ :=, the lack of goodness, and the contact of the base with the ground; : Zhuang to improve: The design does not meet the expectations of the operator, and the present invention has a "ground-mounted pump with a strong structure of the base", and the outer end of the barrel 1353416 has a large cross-sectional area at the first end and is formed integrally with the base. The unit area of the first end of the outer cylinder is subjected to a small pressure, so that the outer lining has a better strong structure. Furthermore, the outer end of the outer cylinder has a large wearing area and is formed with the base body, so that the first end of the outer cylinder can withstand a large anti-f bending stress. And, by having a large wearing area at the first end of the outer cylinder body and integrally formed with the base, the base of the outer cylinder is smoothly placed on the ground. And the design of the inner and outer cylinders provides the reciprocating movement of the valve stem group in the space of the inner cylinder, and the outer cylinder provides a good support # to achieve a better strong structure. [Embodiment] The technology, the means and the functions thereof used in the present invention are described in detail with reference to the drawings, and the following is for illustrative purposes only, and is not applicable to patent applications. Structural limitations. Referring to FIG. 1 and FIG. 2, a perspective view and an exploded perspective view of a first embodiment of a floor-mounted air pump having a base strong structure are provided. The floor pump of the present invention comprises an inner cylinder 1 _, an outer cylinder 2 〇, a valve stem group 3 〇 and a hose 40. The inner cylinder 10 is connected to the outer cylinder 2, and the valve stem group 3 is disposed on the inner cylinder 10. The valve stem group 30 reciprocates relative to the inner cylinder 1 to generate a pumping effect, and the hose 40 is coupled at the end. In the inner cylinder 1 , the other end of the hose 4 is connected to the object to be inflated. The end of the outer cylinder 20 near the ground has a large cross-sectional area, so that the base of the floor-mounted air pump of the present invention has a better strong structure, and further achieves the purpose of good structural strength and smooth placement on the ground when inflating. The inner tube 10 includes a barrel body 11, a bottom portion 12 and a lid body 13. The barrel body 11 has a straight cylindrical shape. The barrel body 11 and the bottom portion 12 are integrally formed of a plastic material, and the barrel body 11 includes a first end. 111 and the second end 112, the bottom portion 12 is located at the first end 111 of the barrel body 11, and the second end 112 of the barrel body 11 is screwed to the cover body 13. The bottom portion 12 is provided with a joint portion 121. The outer tube 20 includes a barrel body 21 and a base 22. The barrel body 21 and the base body 22 are integrally formed of a plastic material. The wall surface of the barrel body 21 is equal in thickness. The barrel body 21 includes a first end 211 and a second end. The first end 211 of the tubular body 21 has a cross-sectional area that is larger than the cross-sectional area of the second end 212 of the tubular body 21 . The base 22 is located at the first end 211 of the tubular body 21 , and the base 22 is adjacent to the tubular body 21 . The hole 221 defines a stepping area 222 at each end of the base 22. The outer tube 20 is sleeved with the inner tube 10, and the base 22 is coupled to the bottom portion 12. The joint portion 121 extends through the through hole 221, and the second end 212 of the barrel body 21 is received by the cover body 13. Stop without coming out. The valve stem assembly 30 includes a first end 301 and a second end 302. The first end 301 of the valve stem assembly 30 incorporates a piston 31. The second end 302 of the valve stem assembly 30 incorporates a grip 32. The valve stem assembly 30 The sleeve body 13 is disposed in the inner cylinder 10, the cover body 13 prevents the valve stem group 30 from coming off, the piston 31 moves axially inside the cylinder body 11, and the grip 32 is exposed to the inner cylinder 10 barrel. 11 The cover 13 of the second end 112. The hose 40 includes a first end 401 and a second end 402. The first end 401 of the hose 40 is coupled to the joint portion 121 of the bottom portion 12 of the inner cylinder 10. The second end 402 of the hose 40 is provided with a nozzle 41. The gas nozzle 41 is coupled to the object to be inflated, and the gas is reciprocally moved axially via the valve stem group 30 in the inner cylinder 10 to generate a pumping effect, so that the gas enters the hose 40 and further enters the object to be inflated. In addition, there is a pump having a pressure gauge disposed at the second end 212 of the outer cylinder 2, and the first end 401 of the hose 40 is connected to the pressure gauge, in other words, the first end 4〇1, ' of the hose 4〇. s is at the second end 212' of the outer meat 20 and the hose 4 is connected to the inner cylinder 1 , to allow gas to enter and exit the inner cylinder 10 and the hose 4 . 3 and FIG. 4 are schematic cross-sectional views showing a first embodiment of a floor pump having a base strong structure according to the present invention. An air passage 122 is disposed in the bottom portion 12 of the inner cylinder 10 of the grounding pump of the present invention. The air passage 122 communicates with the inside of the cylinder body *11 and the joint portion 12. The air passage 122 provides the axial direction of the valve stem group in the cylinder body 11. The movement produces a pumping effect, and the gas is delivered to the hose 4G via the air passage 122, and the gas is further supplied to the object to be inflated. The outer cylinder 2 〇 base 22 of the present invention is combined with the bottom portion 12 of the inner cylinder 1 to form a taper-like appearance. The first end 211 of the tubular body 21 is connected to the base 22, and the tubular body 21 The first end 211 has a larger area. According to the invention, the first end 212 of the outer cylinder 20 and the base 22 have a large area, and the base 22 has a strong structure, which can be discussed by the Lili and the bending moment per unit area: , by P=F/A; It can be known that when the force is applied (1?) phase, the larger the area, the smaller the pressure (P) of the _1 position is. In other words, the larger the area, the more the pressure can be dispersed. Damage. In the present invention, the first end 211 of the outer cylinder 20 of the outer cylinder 20 is connected to the bottom portion 22' and the outer cylinder 20 is coupled with the inner cylinder 1b. The stepping area 222 of the base 22 (not shown) is operated. When stepping on, the base 22 generates downward force, and the first end 211 of the outer cylinder 1353416 20 has the largest cross-sectional area, because the 21%-end 211 of the barrel has a large area and the pressure per unit area is small. The first end 2n of the barrel 21 has a preferred strong structure and is less susceptible to damage. The error is due to the anti-buckling stress = the bending force of the bending member and the moment of inertia of the section; it can be known that the radius of the rod and the bending stress are in the domain, and the larger the radius of the rod (four), the greater the bending stress.
以本發明而言，外筒2〇筒身21第一端211呈有最大 截面積’因此㈣20筒身21帛一端211可以承受的抗彎 曲應力也最大’ H由可以承受的抗·f曲應力較大而讓外筒 20筒身21帛-端211具有較佳強固結構，而不容易發生For the purpose of the present invention, the first end 211 of the outer cylinder 2 has a maximum cross-sectional area. Therefore, the bending stress of the outer end of the tubular body 21 can be withstand the maximum bending stress of 'H from the resistive stress. Larger, the outer cylinder 20 body 21 帛-end 211 has a better strong structure, which is less prone to occur
損壞。 X •.除此之外，本發明除了底座22為大面積接觸於地面之 外，筒身21第一端211具有較大的戴面積而與底座22結 合在一起’藉由筒身21第一端211的較大截面積提供外筒 20之底座22平穩置於地面的目的。damage. X. In addition to this, in addition to the base 22 being in contact with the ground for a large area, the first end 211 of the barrel 21 has a large wearing area and is combined with the base 22 'by the barrel 21 first The larger cross-sectional area of the end 211 provides the purpose of the base 22 of the outer cylinder 20 being placed smoothly on the ground.
參照圖五，為本發明具底座強固結構之置地式打氣筒 第二實施例之立體分解圖。第二實施例與第一實施例之差 異僅在於内筒10底部12’外觀之差異，第二實施例之底 12相較於弟一貫施例具有較大的面積，而可以提供更 佳的平穩置於地面之功效。 本發明之具底座強固結構之置地式打氣筒，包含有一 外茼，外茼设有一筒身與一底座，外筒套置一内筒，内筒 並結合一軟管，内筒内設有一閥桿組，藉由閥桿組產生打 氣功效而使氣體經由軟管送至待充氣物。而外筒筒身具有 10 第一端的較大截面積，筒身第一端與底座一體成型，藉由 筒身第一端較大的截面積而使單位面積承受較小的壓力， 以及可承受較大的抗彎曲應力，讓筒身第一端與底座—體 成型具有較佳強固結構，而不容易發生損壞，且提供外筒 底座平穩置於地面的目的。 就以上所述可以歸納出本發明具有以下之優點： ^ 1·本發明『具底座強固結構之置地式打氣筒』，藉由外 筒筒身第一端具有較大截面積並與底座一體成型，使外筒 第一端的單位面積承受較小的壓力，令外筒具有較佳強固 結構。 2.本赉明『具底座強固結構之置地式打氣筒』，藉由外 筒筒身第一端具有較大截面積並與底座一體成型，使外筒 第一端可承受較大的抗彎曲應力。 ^ 3.本發明『具底座強固結構之置地式打氣筒』，由外筒 筒身第-端具有較大截面積並與底座一體成型，提供外筒 之底座平穩置於地面的目的。 4.本發明『具底座麵結構之置地式打氣筒』，内外筒 的設計以㈣的空間提供_組往復移動，外筒提供良好 的支撐，達到較佳強固結構之目的。 唯上所述者’僅為本發明之較佳實施例而已，當不能 以之限定树明實叙域狀變更或等效元 件之置換’或依本發明申請專利範圍所作之均等變化與修 飾，皆應仍屬本發明專利涵蓋之範疇。 1353416 【圖式簡單說明】 圖一：為本發明具底座強固結構之置地式打氣筒第一實施 例之立體外觀圖。 圖二：為本發明具底座強固結構之置地式打氣筒第一實施 例之立體分解圖。 圖二·為本發明具底座強固結構之置地式打氣筒之剖面示 意圖。 圖四：為本發明具底座強固結構之置地式打氣筒由圖三所 取之細部放大圖。 圖五：為本發明具底座強固結構之置地式打氣筒第二實施 例之立體分解圖。 附件一：我國專利證書號數第M278776號專利案。 附件二：我國專利證書號數第M260634號專利案。 【主要元件符號說明】 10 内筒 11 筒身 111 第一端 112 第二端 12 底部 121 結合部 122 氣道 13 蓋體 12， 底部 20 外筒 21 筒身 211 第一端 212 第二端 22 底座 221 通孔 222 踩踏區 12 1353416 30 閥桿組 301 第一端 302 第二端 31 活塞 32 握把 40 軟管 401 第一端 402 第二端 41 氣嘴Referring to Figure 5, there is shown a perspective exploded view of a second embodiment of a floor-mounted air pump having a base strong structure. The difference between the second embodiment and the first embodiment is only the difference in the appearance of the bottom portion 12' of the inner cylinder 10. The bottom portion 12 of the second embodiment has a larger area than the conventional embodiment, and can provide better smoothness. The effect of being placed on the ground. The floor-mounted air pump with the base strong structure of the invention comprises an outer casing, the outer casing is provided with a cylinder body and a base, the outer cylinder sleeve is provided with an inner cylinder, the inner cylinder is combined with a hose, and a valve is arranged in the inner cylinder The rod group sends gas to the object to be inflated via the hose by generating a pumping effect by the valve stem group. The outer cylinder body has a larger cross-sectional area of the first end of the cylinder 10, and the first end of the barrel body is integrally formed with the base, and the unit area is subjected to a small pressure by the large cross-sectional area of the first end of the barrel body, and It bears a large anti-bending stress, so that the first end of the barrel body and the base body have a better strong structure, which is less prone to damage, and provides the purpose that the outer tube base is smoothly placed on the ground. As described above, the present invention can be summarized as follows: ^1. The present invention relates to a "ground-mounted pump with a strong structure of a base", which has a large cross-sectional area at the first end of the outer cylinder and is integrally formed with the base. The unit area of the first end of the outer cylinder is subjected to a small pressure, so that the outer cylinder has a better strong structure. 2. The "ground-mounted pump with a solid structure of the base" has a large cross-sectional area at the first end of the outer cylinder and is integrally formed with the base, so that the first end of the outer cylinder can withstand large bending resistance. stress. ^ 3. The present invention "ground-mounted pump with a solid structure of the base" has a large cross-sectional area at the first end of the outer cylinder and is integrally formed with the base, so that the base of the outer cylinder is smoothly placed on the ground. 4. The present invention "ground-mounted gas pump with a base surface structure", the inner and outer cylinders are designed to provide a group of reciprocating movements in the space of (4), and the outer cylinder provides good support to achieve a better strong structure. The above description is only a preferred embodiment of the present invention, and is not intended to limit the change of the domain or the substitution of equivalent elements, or the equivalent changes and modifications made according to the scope of the invention. All should remain within the scope of the invention patent. 1353416 BRIEF DESCRIPTION OF THE DRAWINGS Fig. 1 is a perspective view showing a first embodiment of a floor-mounted air pump having a base strong structure according to the present invention. Fig. 2 is an exploded perspective view showing the first embodiment of the floor-mounted air pump having the base strong structure of the present invention. Fig. 2 is a schematic cross-sectional view showing a floor-mounted air pump having a base strong structure according to the present invention. Figure 4 is an enlarged view of the detail of the floor-mounted pump with the base strong structure of the present invention taken from Figure 3. Figure 5 is a perspective exploded view of a second embodiment of the floor-mounted air pump with a base strong structure of the present invention. Annex I: Patent No. M278776 of China Patent Certificate No. Annex II: Patent No. M260634 of China Patent Certificate No. [Main component symbol description] 10 inner cylinder 11 cylinder 111 first end 112 second end 12 bottom 121 joint portion 122 air passage 13 cover body 12, bottom portion 20 outer cylinder 21 barrel body 211 first end 212 second end 22 base 221 Through hole 222 stepping zone 12 1353416 30 stem group 301 first end 302 second end 31 piston 32 grip 40 hose 401 first end 402 second end 41 gas nozzle