CN210897496U

CN210897496U - Fixed oxide fuel cell stack

Info

Publication number: CN210897496U
Application number: CN201921672735.3U
Authority: CN
Inventors: 吕青青; 徐阳; 刘志华; 徐斌
Original assignee: Jiangsu Huade Hydrogen Energy Technology Co ltd
Current assignee: Jiangsu Huade Hydrogen Energy Technology Co ltd
Priority date: 2019-10-08
Filing date: 2019-10-08
Publication date: 2020-06-30
Anticipated expiration: 2029-10-08

Abstract

The utility model discloses a fixed oxide fuel cell group, including casing, fixing base and battery body, the casing bottom is equipped with the fixing base, and casing bottom both sides are equipped with splint, and splint welding fixing base, first fixed orifices has been seted up to fixing base four corners department, the second fixed orifices has been seted up to the symmetry on the splint, and this fixed oxide fuel cell group, the structural design of symmetry can guarantee fuel cell overall structure's compactness, reduces fuel cell group's volume, can guarantee the even of gas supply simultaneously, and then guarantee whole fuel cell's steady operation, can realize the electricity generation of high power, and this fuel cell group simple structure simultaneously, the installation of being convenient for, convenient to use.

Description

Fixed oxide fuel cell stack

Technical Field

The utility model relates to a fuel cell group technical field specifically is a fixed oxide fuel cell group.

Background

The solid oxide fuel cell belongs to the third generation fuel cell, and is an all-solid-state chemical power generation device which can directly convert chemical energy stored in fuel and oxidant into electric energy at medium and high temperature with high efficiency and environmental friendliness. Is widely considered to be a fuel cell which will be widely popularized and applied in the future as proton exchange membrane fuel cells.

At present, domestic solid oxide fuel cell stacks occupy larger volume and have poorer stability. Accordingly, one skilled in the art provides a fixed oxide fuel cell stack to solve the problems set forth in the background above.

Disclosure of Invention

An object of the utility model is to provide a fixed oxide fuel cell group to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme:

the utility model provides a fixed oxide fuel cell group, includes casing, fixing base and battery body, the casing bottom is equipped with the fixing base, and casing bottom both sides are equipped with splint, and splint welding fixing base, first fixed orifices has been seted up to fixing base four corners department, the second fixed orifices has been seted up to the symmetry on the splint.

As a further aspect of the present invention: the battery bodies are arranged in a matrix form and connected through a nickel felt.

As a further aspect of the present invention: the lower end of the battery body is connected with the negative electrode of an external circuit through a nickel felt, and the upper end of the battery body is connected with the positive electrode of the external circuit through the nickel felt.

As a further aspect of the present invention: the cell comprises a cell body and is characterized in that an oxidant is arranged in the cell body, a porous supporting tube is coated on the outer side of the oxidant, a cathode is coated on the outer side of the porous supporting tube, an electrolyte is coated on the outer side of the cathode, an anode is coated on the outer side of the electrolyte, and a connector is coated on the outer side of the anode.

As a further aspect of the present invention: the battery body is provided in a cylindrical shape.

As a further aspect of the present invention: the limiting groove is located at the upper end of the fixing seat, the edges of the clamping plates are attached to the two sides of the limiting groove, a first fixing bolt is installed on the first fixing hole, and a second fixing bolt is installed on the second fixing hole.

Compared with the prior art, the beneficial effects of the utility model are that:

this fixed oxide fuel cell group, the structural design of symmetry can guarantee fuel cell overall structure's compactness, reduces fuel cell group's volume, can guarantee the even of gas supply simultaneously, and then ensures whole fuel cell's steady operation, can realize the electricity generation of high power, and this fuel cell group simple structure is convenient for install convenient to use simultaneously.

Drawings

Fig. 1 is a schematic diagram of a fixed oxide fuel cell stack.

Fig. 2 is a schematic view of the internal structure of a casing in a fixed oxide fuel cell stack.

Fig. 3 is a schematic view of the structure of a cell body in a fixed oxide fuel cell stack.

Fig. 4 is a schematic structural diagram of a fixing seat in a fixed oxide fuel cell stack.

In the figure: 1-shell, 2-fixing seat, 3-clamping plate, 4-first fixing hole, 5-second fixing hole, 6-limiting groove, 7-battery body, 8-external circuit cathode, 9-external circuit anode, 10-nickel felt, 11-oxidant, 12-porous supporting tube, 13-cathode, 14-electrolyte, 15-anode, 16-connector, 17-first fixing bolt and 18-second fixing bolt.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1, in an embodiment of the present invention, a fixed oxide fuel cell stack includes a casing 1, a fixing seat 2 and a cell body 7, the fixing seat 2 is disposed at the bottom end of the casing 1, clamping plates 3 are disposed at two sides of the bottom end of the casing 1, the fixing seat 2 is welded to the clamping plates 3, first fixing holes 4 are disposed at four corners of the fixing seat 2, and second fixing holes 5 are symmetrically disposed on the clamping plates 3.

Referring to fig. 2, the battery bodies 7 are arranged in a matrix form, the battery bodies 7 are connected by a nickel felt 10, the lower end of the battery body 7 is connected to an external circuit cathode 8 by the nickel felt 10, and the upper end of the battery body 7 is connected to an external circuit anode 9 by the nickel felt 10.

Referring to fig. 3, an oxidant 11 is disposed inside the battery body 7, a porous support tube 12 is covered outside the oxidant 11, a cathode 13 is covered outside the porous support tube 12, an electrolyte 14 is covered outside the cathode 13, an anode 15 is covered outside the electrolyte 14, and a connector 16 is covered outside the anode 15, and the battery body 7 is configured in a cylindrical shape.

Referring to fig. 4, the limiting groove 6 is located at the upper end of the fixing base 2, two sides of the limiting groove 6 are attached to the edge of the clamping plate 3, the first fixing hole 4 is provided with a first fixing bolt 17, and the second fixing hole 5 is provided with a second fixing bolt 18.

The utility model discloses a theory of operation is:

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. The utility model provides a fixed oxide fuel cell group, includes casing (1), fixing base (2) and battery body (7), its characterized in that, casing (1) bottom is equipped with fixing base (2), and casing (1) bottom both sides are equipped with splint (3), and splint (3) welding fixing base (2), first fixed orifices (4) have been seted up to fixing base (2) four corners department, second fixed orifices (5) have been seted up to the symmetry on splint (3).

2. A fixed oxide fuel cell stack according to claim 1, wherein the cell bodies (7) are arranged in a matrix form, and the cell bodies (7) are connected to each other by a nickel felt (10).

3. A fixed oxide fuel cell stack according to claim 1, wherein the lower end of the cell body (7) is connected to the external circuit cathode (8) through a nickel felt (10), and the upper end of the cell body (7) is connected to the external circuit anode (9) through the nickel felt (10).

4. The fixed oxide fuel cell stack according to claim 1, wherein the cell body (7) is internally provided with an oxidant (11), the oxidant (11) is externally coated with a porous support tube (12), the porous support tube (12) is externally coated with a cathode (13), the cathode (13) is externally coated with an electrolyte (14), the electrolyte (14) is externally coated with an anode (15), and the anode (15) is externally coated with a connector (16).

5. A fixed oxide fuel cell stack according to claim 1, wherein the cell body (7) is provided in a cylindrical shape.

6. The fixed oxide fuel cell stack according to claim 1, wherein a limiting groove (6) is formed in the upper end of the fixing seat (2), two sides of the limiting groove (6) are attached to the edge of the clamping plate (3), a first fixing bolt (17) is installed on the first fixing hole (4), and a second fixing bolt (18) is installed on the second fixing hole (5).