1377730 六、發明說明： 【發明所屬之技術領域】 1 本發明係有關於一種燃料電池結構，特別係 · 有關於一種具可撓性之燃料電池結構。 -- 【先前技術】 如第1圖所示，習知燃料電池結構丨0〇係至 少包含有一膜電極組110、一第一端板12〇、一第 二端板130、一第一密封墊片i40、一第二密封墊 片15 0及複數個鎖固件1 6 0，該膜電極組11 〇係 · 包含有一電解質膜111、一貼設於該電解質膜11]t 一側之第一電極112及一貼設於該電解質膜！ j j 另一側之第二電極11 3，該第一端板i2〇與該第 ， 二端板13 0係分別貼設於該膜電極組丨丨〇之二 側’該第一岔封墊片14 0係位於該第一端板！ 2 0 與該第一電極112之間，且該第二密封墊片j 5〇 係位於該第二端板13〇與該第二電極113之間以 防止氣體洩漏’該些鎖固件丨6〇係用以將該第一 f 端板120、該第二端板13〇緊密結合於該膜電極 組110、該第一密封墊片14〇及該第二密封墊片 1 50以組成該燃料電池結構i 〇〇，但該燃料電池結 構100由於組成元件多，且該第一端板丨2〇與該 第一端板130係為堅硬之板體，因此造成該燃料 電池結構100具有組件多且複雜、易碎不耐衝 擊、體積大又重且成本高之缺點，導致該燃料電 4 1377730 池l 〇〇之商品無法大眾化。 【發明内容】1377730 VI. Description of the invention: [Technical field to which the invention pertains] 1 The present invention relates to a fuel cell structure, and in particular to a fuel cell structure having flexibility. [Prior Art] As shown in Fig. 1, a conventional fuel cell structure includes at least one membrane electrode group 110, a first end plate 12A, a second end plate 130, and a first gasket. a film i40, a second sealing gasket 150 and a plurality of fasteners 160, the membrane electrode assembly 11 includes an electrolyte membrane 111 and a first electrode attached to one side of the electrolyte membrane 11]t 112 and one attached to the electrolyte membrane! The second electrode 11 3 on the other side of the jj, the first end plate i2 〇 and the first and second end plates 130 are respectively attached to the two sides of the membrane electrode assembly ' 14 0 is located on the first end plate! Between the first electrode 112 and the second electrode 112, the second gasket j 5 is located between the second end plate 13 〇 and the second electrode 113 to prevent gas leakage. The first f-end plate 120 and the second end plate 13 are tightly coupled to the membrane electrode assembly 110, the first gasket 14 〇 and the second gasket 510 to constitute the fuel cell. Structure i 〇〇, but the fuel cell structure 100 has a large number of constituent elements, and the first end plate 丨 2 〇 and the first end plate 130 are rigid plates, thereby causing the fuel cell structure 100 to have many components and The shortcomings of complexity, fragility and impact resistance, large size, heavy weight and high cost have led to the inability of the fuel electric product to be popularized. [Summary of the Invention]
本發明之主要目的係在於提供一種燃料電池 結構，其係包含有一結構本體以及一膜電極組， 該結構本體係具有一表面及一凹設於該表面之容 置槽，該容置槽内係具有一内側壁及一底面，該 膜電極組係包含有一第一電極、一第二電極及一 設置於該第一電極與該第二電極間之電解質膜， 該電解質膜係具有一電極結合部及一設於該電極 結合部周邊之貼合部，該第一電極及該第二電極 係貼附於該電極結合部兩側，而該貼合部係貼附 於該容置槽之該内側壁，且該電極結合部與該底 面間係形成有一空間，而該第一電極係位於該空 間。由於該燃料電池結構係將該肢電極組設置於 該結構本體之該容置槽内以組成該燃料電池結 構，因此不需另一對接元件與鎖固元件，使該燃 料電池結構具有結構簡單、重量輕、及成本低之 功效。 本發明之次一目的係在於提供一種燃料電池 結構，其中該結構本體係為可撓性材質，因此該 燃料電汍結構係具有可撓曲變形之功效，能安裝 於彎曲表面，例如背包、肩帶等，使用相當方便。 【實施方式】 請參閱第2圖，依據本發明之一具體實施例 5 1377730 係揭示一種燃料電池結構2〇〇，其係包含有一結 構本體210以及一膜電極組22〇，在本實施例中， 該結構本體210係為可橈性材質，該結構本體21〇 係具有一表面211及一凹設於該表面211之容置 槽212,該容置槽212内係具有一内側壁2123及 一底面212b，該膜電極組22〇係包含有一第一電 極22 1、一第一電極222及一設置於該第一電極 221與該第二電極222間之電解質膜，該第一 電極221係包含有一第一觸媒層22u及一第一擴 散層221b，該第二電極222係包含有一第二觸媒 層222a及一第二擴散層222b，該第一觸媒層221a 及該第二觸媒層222a之材質係可選自於pt/c或 Pt-Ru/C，該第—擴散層221b及該第二擴散層 222b之材質係可為碳纖維布，該電解質膜223係 具有一電極結合部223a及一設於該電極結合部 223a周邊之貼合部223b，該第一電極及該第 一毛極222係貼附於該電極結合部223 &兩側，該 貼合部223b係貼附於該容置槽212之該内側壁 212a，且該電極結合部223a與該底面212b間係 形成有一空間s，而該第一電極221係位於該空 間S，在本實施例中’該電解質膜223之該貼合 部223b係具有一連接該電極結合部223a之彎折 區段223c及一連接該彎折區段223c之貼合區段 223d ,該貼合區段223d係貼附於該容置槽2 12之 6 1377730 該内側壁2 12a，且該貼合部223b之該彎折區段 223c係位於該貼合區段223d與該第一電極221 之間’該貼合部223b之該彎折區段223c係抵接 該容置槽212内之該底面212b。 此外，該燃料電池結構200係另包含有—膠 體230、至少一第一集電元件240及至少一第二 集電7L件250’該膠體230係設置於該貼合部22外The main purpose of the present invention is to provide a fuel cell structure including a structural body and a membrane electrode assembly. The system has a surface and a receiving groove recessed in the surface. The membrane electrode assembly includes a first electrode, a second electrode, and an electrolyte membrane disposed between the first electrode and the second electrode, the electrolyte membrane having an electrode joint And a bonding portion disposed on the periphery of the electrode bonding portion, the first electrode and the second electrode are attached to both sides of the electrode bonding portion, and the bonding portion is attached to the inner side of the receiving groove a wall, and a space is formed between the electrode joint and the bottom surface, and the first electrode is located in the space. Since the fuel cell structure is disposed in the accommodating groove of the structural body to constitute the fuel cell structure, no other docking component and the locking component are required, so that the fuel cell structure has a simple structure. Light weight and low cost. A second object of the present invention is to provide a fuel cell structure in which the system is a flexible material, so that the fuel electric raft structure has the function of flexural deformation and can be mounted on a curved surface, such as a backpack and a shoulder. Belt and so on, it is quite convenient to use. [Embodiment] Referring to Figure 2, a fuel cell structure 2A includes a structural body 210 and a membrane electrode assembly 22, in accordance with an embodiment of the present invention. The structure body 210 is a sturdy material. The structure body 21 has a surface 211 and a receiving groove 212 recessed in the surface 211. The accommodating groove 212 has an inner side wall 2123 and a The bottom surface 212b, the membrane electrode assembly 22 includes a first electrode 22 1 , a first electrode 222 , and an electrolyte membrane disposed between the first electrode 221 and the second electrode 222 . The first electrode 221 includes There is a first catalyst layer 22u and a first diffusion layer 221b. The second electrode 222 includes a second catalyst layer 222a and a second diffusion layer 222b. The first catalyst layer 221a and the second catalyst The material of the layer 222a may be selected from the group consisting of pt/c or Pt-Ru/C, and the material of the first diffusion layer 221b and the second diffusion layer 222b may be a carbon fiber cloth having an electrode joint. 223a and a bonding portion 223b disposed on the periphery of the electrode bonding portion 223a, An electrode and the first capillary 222 are attached to the two sides of the electrode joint portion 223 & the adhesive portion 223b is attached to the inner side wall 212a of the accommodating groove 212, and the electrode joint portion 223a is A space s is formed between the bottom surface 212b, and the first electrode 221 is located in the space S. In the embodiment, the bonding portion 223b of the electrolyte membrane 223 has a bend connecting the electrode joint portion 223a. a portion 223c and a bonding portion 223d connected to the bending portion 223c, the bonding portion 223d is attached to the inner side wall 2 12a of the accommodating groove 2 12, and the bonding portion 223b The bending portion 223c is located between the bonding portion 223d and the first electrode 221. The bending portion 223c of the bonding portion 223b abuts the bottom surface 212b of the receiving groove 212. In addition, the fuel cell structure 200 further includes a colloid 230, at least one first collector element 240, and at least one second collector 7L member 250'. The colloid 230 is disposed outside the bonding portion 22.
之該貼5區^又2 2 3 d與該内側壁21 2 a之間以使該 貼合區段223d緊密結合於該内側壁212a，該第 -集電元件240係、位於該空間s且接觸該膜電極 組220之該第一電極22丨，該第二集電元件250 係接觸該臈電極M 22G之該第二電極加以收隹 燃料電池所產生之電力。由於該燃料電池結構Jo 係將該膜電極組22〇設置於該結構本體21〇之該Between the region 5 and the 2 2 3 d and the inner sidewall 21 2 a such that the bonding portion 223d is tightly coupled to the inner sidewall 212a, the first current collecting member 240 is located in the space s and Contacting the first electrode 22A of the membrane electrode assembly 220, the second current collecting member 250 contacts the second electrode of the cathode electrode M22G to receive power generated by the fuel cell. Since the fuel cell structure Jo is disposed on the structural body 21, the membrane electrode assembly 22 is disposed.
谷置槽212内以組成該燃料電池結構200,且兮 結構本體210係為可撓性^ ^ ^ 材貝，因此不需另—對 接兀件與鎖固元件 丁 結構簡單、重量輕、成本；^4電池結構具有 此主 可撓曲變形之功效， 當方便。 例如月包、肩帶等，使用相 本發明之保護範圍當視 所界定者為準，田視後附之申請專利範圍 疋者為丰任何熟知此項#蓺去如 本發明之精神和範圍 、技-者’在不脫離 均屬於本發明之保護範圍。任何變化與修改， 7 1377730 【圖式簡單說明】 第1圖：習知燃料電池結構之截面示意圖。 第2圖：依據本發明之一具體實施例，一種燃 電池結構之截面示意圖。 【主要元件符號說明】 100 燃料電池結構 110 膜電極組 111 電解質膜 112 第一電極 113 第二電極 120 第一端板 130 第二端板 140 第一密封墊片 150 第二密封墊片 160 鎖固件 200 燃料電池結構 210 結構本體 211 表面 212 容置槽 212a 内侧壁 212b 底面 220 膜電極組 221 第一電極 221a 第一觸媒層 221b 第一擴散層 222 第二電極 222a 第二觸媒層 222b 第二擴散層 223 電解質膜 223a 電極結合部 223b 貼合部 223c 彎折區段 223d 貼合區段 230 膠體 240 第一集電元件 250 第二集電元件 S 空間The trough 212 is formed to form the fuel cell structure 200, and the crucible structure body 210 is made of a flexible material, so that the butt joint and the locking element are not required to be simple in structure, light in weight, and low in cost; The ^4 battery structure has the effect of this main flexible deformation, when convenient. For example, the monthly package, the shoulder strap, etc., the scope of protection of the invention is subject to the definition, and the scope of the patent application attached to the field is the one that is familiar with this item. The spirit and scope of the invention are - Those who do not fall apart are within the scope of protection of the present invention. Any changes and modifications, 7 1377730 [Simplified illustration] Figure 1: Schematic cross-section of a conventional fuel cell structure. Fig. 2 is a schematic cross-sectional view showing the structure of a fuel cell in accordance with an embodiment of the present invention. [Main component symbol description] 100 Fuel cell structure 110 Membrane electrode group 111 Electrolyte film 112 First electrode 113 Second electrode 120 First end plate 130 Second end plate 140 First gasket 150 Second gasket 160 Locker 200 Fuel cell structure 210 Structure body 211 Surface 212 accommodating groove 212a Inner side wall 212b Bottom surface 220 Membrane electrode group 221 First electrode 221a First catalyst layer 221b First diffusion layer 222 Second electrode 222a Second catalyst layer 222b Second Diffusion layer 223 electrolyte membrane 223a electrode joint portion 223b fitting portion 223c bending portion 223d fitting portion 230 colloid 240 first current collecting member 250 second current collecting member S space