201032851 六、發明說明： 【發明所屬之技術領域】 本發明係有關於一種自動輸液裝置，該自動輸液裝 置用於藥液、血液、潤滑油等液體的無動力輸送領域。 【先前技術】 傳統的輸液器採用壓差原理，將液瓶或液袋 ❹ Ο 咼處’利用麗差使藥液或血液經輸液管輸入人體中。這 種輸液方式，患者需在床上臥著或在椅子上坐著，如患 者需要大小便’需護士或家屬幫忙將液瓶或液袋移動並 舉過患者頭頂，使用很不方便’而且容易發生回血或鼓 包現象’特別是在野外急救、救災時更不方便。 參考第四圖，2007年4月25日公告的中國專利 CN28921 10Y公開一種輸液裝置，其為本發明人2〇〇6年 所十其包括盒體（Α)、依次設於該盒體（a)内的彈性 變形體（Β)、承壓板（〇、柔性儲液袋（1))及蓋設於該盒體 (Α)上的盒蓋（Ε)，沿該彈性變形體（Β)變形的方向，該彈 性變形體（Β)兩側分別與盒體（Α)的内側面、承壓板（c) 1接，該承壓板（C)另一侧與盒蓋（E)之間放置柔性儲液 袋（D) ’輸液管路系統的一端連接該柔性儲液袋〇)，在 該專利的一個具體實施例中，該彈性變形體（8)為彈性支 :，其包括第一動桿、第二動桿、第三動桿、第四動桿、 ^肋Ϊ、拉伸彈簧及轉軸’整個彈性支架呈-長方體 動桿、第二動桿、第三動桿、第四動桿依次 仃刀佈於長方體的四個角上，轉轴與該各動桿平行設 3 201032851 *置且位於長方體的中心，每對肋板包括第一肋板及第二 肋板，第一肋板中段鉸接於轉軸，第一肋板兩端分別鉸 接；第動杯與第二動桿縱向一端，第二肋板中段鉸接 於轉軸，第二肋板兩端分別鉸接於第二動桿與第四動桿 =向端，且同一對肋板的第一肋板與第二肋板與各動 的鉸接部分位於長方體的同一側自’該拉伸彈簧兩端 :别叹於相鄰的^根動桿上。該種結構的輸液裝置在使 ❹〜的時候需要人工把彈性支架壓至極限位置進行固 J後裝入柔性儲液袋，使用相當不便，有待於進一 步的改進。 【發明内容】 •裝置本發明的目的是提供—種使用更為方便的自動輸液 體、：的技術特徵是：-種自動輸液裝置，包括盒 ^ ~形體、承壓板及蓋體，該蓋體蓋設於盒體上 ©〜成一密閉容胪， 沿盒體的厚声方而變形體設於盒體與蓋體之間且 與彈性變^之；i可彈性變形放置，該承壓板設於蓋體 彈力形變變形體上設有驅動其克服回 上述自動輪液裝番 構’其包括第一動：第’：%變形體呈-長方體結 兩董士肋板、拉伸彈酱及第轉一轴動杯_第三動桿、第四動桿、 第三動桿、第四無及轉軸’該第一動桿、第二動桿、 上，轉次平行分佈於長方體的四個侧沿 動知平行設置且位於長方體的中心，每 201032851 ::肋板包括第一肋板及第二肋板，第—肋板中段鉸接於 轉軸’第—肋板兩端分別鉸接於第—動桿與第三動桿縱 向一端’第二肋板巾段鉸接於轉軸，第二肋板兩端分別 鉸接於第二動桿與第四動桿縱向—端，且兩對肋板分別 位於長方體的前後兩側面，該拉伸彈簧兩端分別設於相 鄰的兩根動桿上。 上述自動輸液裝置，該張緊裝置包括主動齒輪、從 ❹動齒輪及兩個齒條，該主動齒輪轴向一端設有轉動手柄 用於驅動主動齒輪轉動，該從動齒輪由同軸設置的大齒 輪和小齒輪組成，大齒輪與主動齒輪嚙合傳動設置，兩 個齒條的一端分別與設有拉伸彈簧的兩根動桿鉸接小 齒輪與兩個齒條嚙合傳動設置。 上述自動輸液裝置，該張緊裝置設有用於把彈性變 形體固定於張緊狀態的定位裝置。 上述自動輸液裝置，該定位裝置包括一棘齒及轉動 ❾手柄，該棘齒可轉動地設於盒體上，棘齒的自由端頂設 於主動齒輪或大齒輪的輪齒上，轉動手柄設於盒體與棘 齒之間用於驅動棘齒轉動。 通過採用上述技術特徵，本發明的有益效果是：通 過在彈性變形體上增設張緊裝置，從而可以輕易地把彈 性變形體撐開至最大張緊狀態，進而可以方便地在承壓 板與蓋體之間放置儲液袋，整個操作過程相對於習知的 輸液裝置’具有省力、安全、簡便等優點。 * 【實施方式】 5 201032851 : 树明是在2007年4月25曰公告的中國專利 CN2892賭^的—種輸液裝置的基礎上所做的改 進相仏仔細閱讀該技術方案將能更好的理解本發明所 要解決的技術問題、所採用的技術方案及因此而獲得的 有益效果。 參考第圖、第二圖及第三圖，實施例公開一種自 動輸液裝置，包括盒體⑴、彈性變形體(2)、承壓板(3)、 ❹張緊裝细及蓋體⑸’其中該蓋體⑸蓋設於盒體（)υ 上形成雄閉谷腔，該彈性變形體（2)設於盒體（1)與蓋 體（5)之間且沿盒體⑴的厚度方向可彈性變形放置，該 承壓板（3)設於蓋體⑸與彈性變形體⑵之間，這樣當彈 性變形體（2)變形向下收縮時，承壓板⑶跟著下移從而 在承壓板(3)與蓋體⑸之間形成容腔儲液袋可置入該 容腔内，並且該彈性變形體⑵上設有驅動其克服回彈力 形變的張緊裝置⑷及用於將彈性變形體⑵固定在張緊 ❹狀態的定位裝置⑻，該蓋體⑸一側沿與盒體⑴欽接， 盒體（1)另-側沿通過兩個搭扣⑴）可釋放地將蓋體⑸ 扣合於其上表面。 八令該彈性變形體⑺大致呈一長方體結構，其包括 =-動桿⑵）、第二動桿⑽、第三動桿⑽、第四動 才干（）、兩對肋板、兩個拉伸彈簧〔圖中未 軸⑼’該第一動桿⑼、第二動桿(22)、第三動： (23)帛四動桿（24)依次平行分佈於長方體的四個側沿 上，轉軸（27)設於長方體的中心且與各動桿平行設置， 201032851 *每對肋板包括第一肋板（25)及第二肋板（26)，第一肋板 (2〇中段鉸接於轉軸（27)上，第一肋板（25)兩端分別鉸 接於第一動桿（21)與第三動桿（23)縱向一端，第二肋板 (26)中段鉸接於轉軸（27)，第二肋板（26)兩端分別鉸接 於第二動桿（22)與第四動桿（24)縱向一端，且兩對肋板 为別位於長方體的前後兩側面，兩個拉伸彈簧分別位於 長方體前後兩側面，且各拉伸彈簧的兩端分別設於第一 動桿（21)及第二動桿（22)上。 ❺ 該張緊裝置（4)包括主動齒輪（41)、從動齒輪（42)及 兩個齒條（43)，該盒體（1)上設有下固定板（12)及上固定 板（13)，該主動齒輪（41)可轉動地設於上固定板（13)及 .下固定板（12)之間，主動齒輪（41)的軸向一端向下延伸 並穿過盒體（1)底面侧壁，一旋轉手柄（44)與主動齒輪 (41)位於盒體（1)底面的軸向端部可分離設置，旋轉手柄 (44)用於驅動主動齒輪（41)旋轉，該從動齒輪（42)亦設 ❹於上固定板（13)與下固定板（12)之間，從動齒輪（42)包 括同軸设置的大齒輪（421)與小齒輪"22)，該大齒輪 (421) 與主動齒輪（41)嚙合傳動設置，兩個齒條（43)分 並列鉸接於第一動桿（21)及第二動桿（22)上’小齒輪 (422) 分別與兩個齒條（43)嚙合傳動設置，從而當旋轉手 柄（44)驅動主動齒輪（41)轉動時，大齒輪（42ι)帶動小齒 輪（422)同步轉動，進而驅動兩個齒條（43)相背運動，使 得整個彈性變形體（2)克服拉伸彈簧的彈力變形，抽象地 -說就是彈性變形體（2)的長度增加，高度減小，整個過程 201032851 就疋破壓扁的過程，以便在承壓板（3)與蓋體（5)之間讓 出儲液袋的容積。 該張緊裝置（4)上設有用於把彈性變形體（2)固定於 張緊狀態的定位裝置（6)，該定位裝置（6)包括一棘齒（61) 及轉動手柄（62)，該棘齒（61)的一端可轉動地設於上固 疋板（13)與下固定板（12)之間’棘齒（61)的自由端頂設 於主動齒輪（41)的輪齒上，棘齒（61)的鉸接軸延伸至盒 體（1)底面外側，轉動手柄（62)與棘齒（61)的鉸接軸剛性 連接’從而當旋轉手柄（44)把整個彈性變形體（2)拉伸至 極限張緊狀態時，轉動手柄（62)把棘齒（61)的自由端頂 "又於主動齒輪（41)的輪齒上防止其反向轉動，此時，即 .可輕鬆地把儲液袋放進承壓板（3)與蓋體（5)之間，使用 的時候，把蓋體（5)通過搭扣（u)扣緊，轉動手柄（62) 把棘齒（61)從主動齒輪（41)上移走，則整個彈性變形體 (2)在拉伸彈簧的作用下向上復位，整個過程抽象為長方 ❽向長度變小、高度增加的過程，該過程把承壓板（3)向上 推動’進行把承壓板（3)與蓋體（5)之間儲液袋裏面的液 體推注至患者的身體。 【圖式簡單說明】 第一圖為實施例的立體圖。 第二圖為實施例的立體分解圖。 第三圖為實施例彈性變形體及其張緊裝置立體圖。 第四圖是習知的輸液裝置立體分解圖。 * 【主要元件符號說明】 201032851 (1) 盒體 (11) 搭扣 (12) 下固定板 (13) 上固定板 (2) 彈性變形體 (21) 第一動桿 (22) 第二動桿 (23) 第三動桿 (24) 第四動桿 (25) 第一肋板 (26) 第二肋板 (27) 轉軸 (3) 承壓板 (4) 張緊裝置 (41) 主動齒輪 (42) 從動齒輪 (421) 大齒輪 (422) 小齒輪 (43) 齒條 (44) 旋轉手柄 (5) 蓋體 (6) 定位裝置 (61) 棘齒 (62) 轉動手柄 (A) 盒體 (B) 彈性變形體 (C) 承壓板 (D) 柔性儲液袋 (E) 盒蓋201032851 VI. Description of the Invention: [Technical Field] The present invention relates to an automatic infusion device for use in the field of unpowered delivery of liquids such as liquid medicine, blood, and lubricating oil. [Prior Art] The conventional infusion set uses the principle of differential pressure to use a liquid bottle or a liquid bag to make a liquid or blood into the human body through an infusion tube. In this infusion method, the patient needs to sit on the bed or sit on the chair. If the patient needs to have a bowel movement, 'the nurse or family member needs to help move the liquid bottle or the liquid bag and lift it over the top of the patient's head. It is very inconvenient to use and is prone to blood return. Or the bulging phenomenon is especially inconvenient in the field of first aid and disaster relief. Referring to the fourth figure, the Chinese patent CN28921 10Y published on April 25, 2007 discloses an infusion device which is the inventor's 2nd and 6th year, which comprises a case (Α), which is sequentially disposed in the case (a) An elastic deformation body (Β), a pressure receiving plate (〇, a flexible liquid storage bag (1)), and a lid (Ε) covered on the casing (沿), along the elastic deformation body (Β) In the direction of deformation, the elastic deformation body (Β) is respectively connected to the inner side surface of the casing (Α) and the pressure receiving plate (c) 1, and the other side of the pressure receiving plate (C) and the cover (E) A flexible liquid storage bag (D) is placed between the end of the infusion line system, and in one embodiment of the patent, the elastic deformation body (8) is an elastic branch: a moving rod, a second moving rod, a third moving rod, a fourth moving rod, a rib rib, a tension spring, and a rotating shaft 'the entire elastic bracket is a rectangular parallelepiped, a second moving rod, a third moving rod, and a fourth The moving rod is sequentially arranged on the four corners of the rectangular parallelepiped, and the rotating shaft is arranged in parallel with the moving rods. 3 201032851 * and located at the center of the rectangular parallelepiped, each pair of ribs includes a first rib and a second a plate, the middle portion of the first rib is hinged to the rotating shaft, and the two ends of the first rib are respectively hinged; the first end of the movable cup and the second moving rod, the middle portion of the second rib is hinged to the rotating shaft, and the two ends of the second rib are hinged respectively The second moving rod and the fourth moving rod=the end, and the first rib and the second rib of the same pair of ribs and the moving hinge parts are located on the same side of the rectangular parallelepiped from the end of the tension spring: do not sigh Adjacent to the root rod. The infusion device of this structure needs to manually press the elastic support to the extreme position for the ❹~, and then insert the flexible liquid storage bag into the flexible liquid storage bag, which is quite inconvenient to be further improved. SUMMARY OF THE INVENTION The present invention is directed to providing a more convenient automatic liquid transfer, the technical features of which are: an automatic infusion device comprising a cartridge, a pressure plate and a cover, the cover The body cover is arranged on the box body to form a sealed container, and the deformed body is arranged between the box body and the cover body along the thick sound of the box body and is elastically changed; i can be elastically deformed and placed, the bearing plate The cover body elastic deformation deformation body is provided with a drive to overcome the above-mentioned automatic wheel liquid assembly structure, which includes the first movement: the first: the % deformation body is - the rectangular parallelepiped two Dongshi ribs, the stretched bomb sauce and The first one-axis moving cup _ the third moving rod, the fourth moving rod, the third moving rod, the fourth non-rotating shaft 'the first moving rod, the second moving rod, the upper, the second parallel to the rectangular parallelepiped The lateral kinetics are arranged in parallel and are located at the center of the rectangular parallelepiped. Each 201032851: ribs includes a first rib and a second rib, and the middle section of the first rib is hinged to the two ends of the rotating shaft 'the ribs respectively hinged to the first movement The rod and the longitudinal end of the third moving rod are attached to the rotating shaft at the longitudinal end of the second rib, and the two ends of the second rib are divided Hinged to the second lever and the fourth lever longitudinal - ends, and two pairs of ribs on each side of the front and rear surfaces of a rectangular parallelepiped, the ends of the spring are provided on the tensile adjacent two movable rod. In the above automatic infusion device, the tensioning device comprises a driving gear, a driven gear and two racks, and a rotating handle is provided at one end of the driving gear for driving the driving gear, and the driven gear is a coaxial gear And the pinion is composed of a large gear and a driving gear, and one end of the two racks is respectively arranged with two moving rod articulated pinions provided with tension springs and two racks. The above automatic infusion device is provided with a positioning device for fixing the elastic deformation body in a tensioned state. In the above automatic infusion device, the positioning device comprises a ratchet and a rotating handle, the ratchet is rotatably disposed on the casing, and the free end of the ratchet is arranged on the gear of the driving gear or the large gear, and the rotating handle is provided Used to drive the ratchet rotation between the box and the ratchet. By adopting the above technical features, the beneficial effects of the present invention are: by adding a tensioning device to the elastic deformation body, the elastic deformation body can be easily opened to the maximum tension state, and thus the pressure plate and the cover can be conveniently arranged. The liquid storage bag is placed between the bodies, and the whole operation process has the advantages of labor saving, safety, and convenience compared with the conventional infusion device. * [Implementation] 5 201032851 : Shuming is an improvement on the basis of the Chinese patent CN2892 gambling-infusion device announced on April 25, 2007. It is better to read this technical solution carefully. The technical problems to be solved by the present invention, the technical solutions adopted, and the beneficial effects obtained thereby. Referring to the figures, the second figure and the third figure, the embodiment discloses an automatic infusion device comprising a box body (1), an elastic deformation body (2), a pressure receiving plate (3), a tensioning device and a cover body (5). The cover body (5) is disposed on the box body to form a male closed valley cavity, and the elastic deformation body (2) is disposed between the box body (1) and the cover body (5) and is along the thickness direction of the box body (1). The elastic deformation is placed, and the bearing plate (3) is disposed between the cover body (5) and the elastic deformation body (2), so that when the elastic deformation body (2) is deformed downwardly, the bearing plate (3) is moved downward to be in the bearing plate. (3) Forming a cavity between the cover body (5), the liquid storage bag can be placed in the cavity, and the elastic deformation body (2) is provided with a tensioning device (4) for driving the deformation against the rebound force and for using the elastic deformation body (2) A positioning device (8) fixed in a tensioned state, the side of the cover (5) is abutted with the casing (1), and the other side of the casing (1) is releasably buckled by the two buckles (1). Fitted to its upper surface. The elastic deformation body (7) has a substantially rectangular parallelepiped structure including a =-moving rod (2), a second moving rod (10), a third moving rod (10), a fourth moving rod (), two pairs of ribs, and two stretching. The spring (the first shaft (9) in the figure, the first moving rod (9), the second moving rod (22), the third movement: (23) the four moving rods (24) are sequentially arranged in parallel on the four side edges of the rectangular parallelepiped, the rotating shaft (27) is disposed at the center of the rectangular parallelepiped and is disposed in parallel with each of the moving rods, 201032851 * Each pair of ribs includes a first rib (25) and a second rib (26), and the first rib is hinged to the shaft (27) The two ends of the first rib (25) are respectively hinged at one longitudinal end of the first moving rod (21) and the third moving rod (23), and the middle portion of the second rib (26) is hinged to the rotating shaft (27). The two ends of the second rib (26) are respectively hinged to the longitudinal ends of the second moving rod (22) and the fourth moving rod (24), and the two pairs of ribs are respectively located on the front and rear sides of the rectangular parallelepiped, and the two tension springs are respectively The two sides of the front and rear sides of the rectangular parallelepiped are respectively disposed on the first moving rod (21) and the second moving rod (22). ❺ The tensioning device (4) includes a driving gear (41) a driven gear (42) and two racks (43), the box body (1) is provided with a lower fixing plate (12) and an upper fixing plate (13), and the driving gear (41) is rotatably provided Between the upper fixing plate (13) and the lower fixing plate (12), the axial end of the driving gear (41) extends downward and passes through the side wall of the bottom surface of the casing (1), a rotating handle (44) and an active The gear (41) is detachably disposed at an axial end of the bottom surface of the casing (1), and the rotating handle (44) is for driving the rotation of the driving gear (41), and the driven gear (42) is also disposed on the upper fixing plate ( 13) Between the lower fixing plate (12), the driven gear (42) includes a coaxially disposed large gear (421) and a pinion "22), and the large gear (421) and the driving gear (41) mesh with the transmission setting The two racks (43) are juxtaposed and hinged on the first moving rod (21) and the second moving rod (22). The small pinion (422) is respectively meshed with the two racks (43), so as to rotate When the handle (44) drives the driving gear (41) to rotate, the large gear (42 ι) drives the pinion gear (422) to rotate synchronously, thereby driving the two racks (43) to move back, so that the entire elastic deformation body ( 2) Overcoming the elastic deformation of the tension spring, abstractly - that is, the length of the elastic deformation body (2) is increased, the height is reduced, and the whole process 201032851 smashes the squashing process so as to cover the pressure plate (3) and the cover The volume of the liquid storage bag is given between the bodies (5). The tensioning device (4) is provided with a positioning device (6) for fixing the elastic deformation body (2) to a tension state, the positioning device (6) comprising a ratchet (61) and a rotating handle (62). One end of the ratchet (61) is rotatably disposed between the upper solid plate (13) and the lower fixed plate (12). The free end of the ratchet (61) is disposed on the teeth of the driving gear (41). The hinge shaft of the ratchet (61) extends to the outside of the bottom surface of the casing (1), and the rotating handle (62) is rigidly connected with the hinge shaft of the ratchet (61) so that when the rotating handle (44) turns the entire elastic deformation body (2) When stretching to the limit tension state, turning the handle (62) to prevent the free end of the ratchet (61) from "rotating" on the teeth of the driving gear (41), at this time, that is, Easily put the liquid storage bag between the bearing plate (3) and the cover body (5). When using, fasten the cover body (5) through the buckle (u) and turn the handle (62) to rotate the ratchet (61) Removed from the driving gear (41), the entire elastically deformable body (2) is reset upward by the action of the tension spring, and the whole process is abstracted into a process in which the length of the rectangular direction becomes smaller and the height increases. The process pushes the bearing plate (3) upwards to push the liquid in the liquid storage bag between the bearing plate (3) and the cover (5) to the patient's body. BRIEF DESCRIPTION OF THE DRAWINGS The first figure is a perspective view of an embodiment. The second figure is an exploded perspective view of the embodiment. The third figure is a perspective view of the elastically deformable body of the embodiment and its tensioning device. The fourth figure is an exploded perspective view of a conventional infusion device. * [Main component symbol description] 201032851 (1) Case (11) Buckle (12) Lower fixing plate (13) Upper fixing plate (2) Elastic deformation body (21) First moving rod (22) Second moving rod (23) Third moving rod (24) Fourth moving rod (25) First rib (26) Second rib (27) Shaft (3) Bearing plate (4) Tensioning device (41) Driving gear ( 42) Drive gear (421) Large gear (422) Pinion (43) Rack (44) Rotary handle (5) Cover (6) Positioning device (61) Ratchet (62) Rotary handle (A) Case (B) Elastic deformation body (C) Pressure plate (D) Flexible liquid storage bag (E) Cover