JPS614360U

JPS614360U - Cell structure of electrolyte circulation type fuel cell

Info

Publication number: JPS614360U
Application number: JP1984088990U
Authority: JP
Inventors: 和雄小関; 俊輔大賀
Original assignee: 株式会社富士電機総合研究所
Priority date: 1984-06-15
Filing date: 1984-06-15
Publication date: 1986-01-11

Abstract

(57)【要約】本公報は電子出願前の出願データであるた
め要約のデータは記録されません。(57) [Summary] This bulletin contains application data before electronic filing, so abstract data is not recorded.

Description

[Brief explanation of the drawing]

第１図は本考案の実施例を示す燃料電池の単セルの徊断
面図、第２図は第１図のＡ矢視力向の一部破砕断面図、
第３図は本考案の異なる実施例を示す単セルの要部の断
面図、第４図は本考案の他の実施例を示す単セルの要部
の断面図、第５図は従来の燃料電池の単セルの側断面図
、第６図は第５図のセル枠部分の立面図、第７図は従来
の電解液循環形燃料電池の原理的構造図である。１：単セル、２：セル枠、３．４０：電極板、４：電解
液室、５：反応ガス室、６：隔壁板、７：ゴム弾性体、
８，８Ａ：入口側導液孔、９，９Ａ：出口側導液孔、１
０：枝孔、２Ａ：係合部、１１：積層セル、１２：電解
液タンク、１３：循環ポンプ、１４：外部配管、２１，
３１，４１：ガス透過抑制手段、２１，３１：バリャ、
４１：電極板の樹脂含侵部、１７：空隙部、２２：空間
部。FIG. 1 is a cross-sectional view of a single cell of a fuel cell showing an embodiment of the present invention; FIG. 2 is a partially fragmented cross-sectional view taken in the direction of arrow A in FIG. 1;
Fig. 3 is a sectional view of the main part of a single cell showing a different embodiment of the present invention, Fig. 4 is a sectional view of the main part of a single cell showing another embodiment of the invention, and Fig. 5 is a sectional view of the main part of a single cell showing a different embodiment of the present invention. FIG. 6 is a side sectional view of a single cell of the battery, FIG. 6 is an elevational view of the cell frame portion of FIG. 5, and FIG. 7 is a diagram showing the principle structure of a conventional electrolyte circulation type fuel cell. 1: Single cell, 2: Cell frame, 3.40: Electrode plate, 4: Electrolyte chamber, 5: Reaction gas chamber, 6: Partition plate, 7: Rubber elastic body,
8, 8A: Inlet side liquid guide hole, 9, 9A: Outlet side liquid guide hole, 1
0: Branch hole, 2A: Engagement part, 11: Laminated cell, 12: Electrolyte tank, 13: Circulation pump, 14: External piping, 21,
31, 41: gas permeation suppressing means, 21, 31: barrier,
41: resin-impregnated portion of electrode plate, 17: void portion, 22: space portion.

Claims

[Scope of utility model registration request]

(1) A fuel cell formed by stacking a plurality of single cells each including an electrolyte chamber partitioned by a pair of positive and negative porous electrode plates engaged by a cell frame, in which the cell frame above the electrode plate is The upper edge of the porous electrode plate is provided with an inlet side and an outlet side liquid guide hole penetrating in the stacking direction, and a branch hole communicating each of the pair of liquid guide holes with the upper part of the electrolyte chamber. A cell structure of an electrolyte circulation type fuel cell, characterized in that an airtight treatment part is provided to prevent gas permeation.

(2) Utility model registration Claim 1: The airtight treatment section is an insulating barrier of a predetermined width adhered to at least one side of the upper edge of the electrode plate. Cell structure of an electrolyte circulation type fuel cell.

(3) Utility model registration Claim 2, characterized in that the insulating barrier has a portion that engages with the electrode plate of the cell and extends downward along each electrode surface. Cell structure of a circulating electrolyte fuel cell. 2(4) Utility Model Registration Claims In the item described in claim 1, the airtight treatment part is a cured synthetic resin that is soaked over a predetermined width at the upper edge of each of the pair of electrode plates and then heated and cured. A cell structure of an electrolyte circulation type fuel cell characterized by: