CN213459809U

CN213459809U - Humidifier for fuel cell with good pressure resistance

Info

Publication number: CN213459809U
Application number: CN202022646343.9U
Authority: CN
Inventors: 刘静; 罗天夫
Original assignee: Shanghai Chuangyin Energy Technology Co ltd
Current assignee: Shanghai Chuangyin Energy Technology Co ltd
Priority date: 2020-11-16
Filing date: 2020-11-16
Publication date: 2021-06-15
Anticipated expiration: 2030-11-16

Abstract

The utility model discloses a humidifier for fuel cell that resistance to pressure is good, which comprises a housin, be equipped with the first reinforcing plate of two symmetries on the casing outside, the casing both sides are equipped with the first stiffener that a plurality of equidistance were arranged, the end cover outside is equipped with the second reinforcing plate of two symmetries, second reinforcing plate lateral wall is equipped with the second stiffener, both sides tip all is equipped with the closing plate in the casing, the membrane pipe that a plurality of equidistance were arranged has been pegged graft in the closing plate. This kind of humidifier for fuel cell that resistance to pressure is good all is equipped with the reinforcing plate on casing and the end cover, has increased the fore-and-aft resistance to pressure of humidifier, all is equipped with the stiffener on casing and the end cover simultaneously, stiffener and reinforcing plate mutually perpendicular, the effectual horizontal resistance to pressure type of humidifier that has increased, and stiffener and reinforcing plate protect the humidifier casing, the effectual humidifier that has prevented because of colliding with or the damage that the extrusion caused in transport and the use.

Description

Humidifier for fuel cell with good pressure resistance

Technical Field

The utility model relates to a fuel cell technical field specifically is a humidifier for fuel cell that resistance to pressure is good.

Background

A fuel cell is a chemical power generation device, also called an electrochemical generator, that directly converts chemical energy of fuel into electrical energy. The fuel cell is isothermal, directly converts chemical energy into electric energy in an electrochemical mode without a heat engine process and is not limited by Carnot cycle, so that the energy conversion efficiency is high and pollution is avoided; in addition, the fuel cell device has no or few moving parts, works reliably, requires less maintenance, and is quieter than conventional generator sets; in addition, the electrochemical reaction is clean and complete, and few harmful substances are generated, so that the fuel cell is an electrochemical power generation device with high energy conversion efficiency, no noise and no pollution. It follows that fuel cells are the most promising power generation technology from the viewpoint of energy conservation and ecological environment conservation. The humidity control of cathode inlet air of the fuel cell mainly adopts a humidifier, and the humidifier not only controls the inlet air humidity, but also preheats the inlet air, so that the galvanic pile has higher initial catalytic efficiency. The existing fuel cell humidifier is often damaged by extrusion in the carrying and using processes, so that the humidifier cannot be reused, and waste of manpower and material resources is greatly caused.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a humidifier for fuel cell that resistance to pressure is good 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: a humidifier for a fuel cell with good pressure resistance comprises a shell, wherein end covers are arranged on two sides of the shell, a first connecting disc is arranged on one side, close to the end covers, of the shell, a second connecting disc matched with the first connecting disc is arranged on one side, close to the shell, of the end covers, a plurality of first connecting lugs distributed at equal intervals are arranged on two sides of the first connecting disc, a second connecting lug matched with the first connecting lug is arranged on the second connecting disc, threaded holes are formed in the first connecting lug and the second connecting lug respectively, the first connecting lug and the second connecting lug are fixedly connected through bolts penetrating through the threaded holes, two symmetrical first reinforcing plates are arranged on the outer side of the shell, a plurality of first reinforcing rods distributed at equal intervals are arranged on two sides of the shell, the first reinforcing rods are distributed perpendicular to the first reinforcing plates, two symmetrical second reinforcing plates are arranged on the outer side of the end covers, and second reinforcing rods are arranged on the side walls of the second reinforcing plates, the second stiffener is arranged perpendicularly with the second reinforcing plate, is located the end cover top of casing one side is equipped with the dry gas import, the end cover top of casing opposite side is equipped with the dry gas export, the casing top is close to dry gas import one end and is equipped with the moisture entry, the casing top other end is equipped with the moisture export, both sides tip all is equipped with the closing plate in the casing, the grafting has the membrane tube that a plurality of equidistance were arranged in the closing plate.

Preferably, a first support is arranged below one side, close to the shell, of the end cover, and a second support matched with the first support is arranged on the shell.

Preferably, the third stiffener that the equidistance was arranged all is equipped with above casing and the end cover, the third stiffener is arranged perpendicularly with the first reinforcing plate of casing top, first reinforcing plate, first stiffener, second reinforcing plate, second stiffener and third stiffener cross-sectional height are the same.

Preferably, the membrane tube is a hollow fiber membrane tube.

Preferably, a filter screen is arranged in each of the dry gas inlet and the wet gas inlet.

Compared with the prior art, the beneficial effects of the utility model are that: this kind of humidifier for fuel cell that resistance to pressure is good all is equipped with the reinforcing plate on casing and the end cover, has increased the fore-and-aft resistance to pressure of humidifier, all is equipped with the stiffener on casing and the end cover simultaneously, stiffener and reinforcing plate mutually perpendicular, the effectual horizontal resistance to pressure type of humidifier that has increased, and stiffener and reinforcing plate protect the humidifier casing, the effectual humidifier that has prevented because of colliding with or the damage that the extrusion caused in transport and the use.

Drawings

Fig. 1 is a front view of the present invention;

fig. 2 is a top view of the present invention;

fig. 3 is a left side view of the present invention;

fig. 4 is a cross-sectional view of the present invention;

in the figure: the structure comprises a shell 1, an end cover 2, a first connecting disc 3, a second connecting disc 4, a first connecting lug 5, a second connecting lug 6, a first reinforcing plate 7, a first reinforcing rod 8, a second reinforcing plate 9, a second reinforcing rod 10, a dry gas inlet 11, a wet gas inlet 12, a wet gas outlet 13, a dry gas outlet 14, a third reinforcing rod 15, a first support 16, a second support 17, a threaded hole 18, a sealing plate 19, a membrane tube 20 and a filter screen 21.

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. 1-4, the present invention provides a technical solution: the humidifier for the fuel cell with good pressure resistance comprises a shell 1, wherein end covers 2 are arranged on two sides of the shell 1, a first connecting disc 3 is arranged on one side, close to the end covers 2, of the shell 1, the end covers 2 are arranged on one side, close to the shell 1, of the shell 1, a second connecting disc 4 matched with the first connecting disc 3 is arranged on one side, two sides of the first connecting disc 3 are provided with a plurality of first connecting lugs 5 which are distributed at equal intervals, a second connecting lug 6 matched with the first connecting lug 5 is arranged on the second connecting disc 4, threaded holes 18 are formed in the first connecting lug 5 and the second connecting lug 6 respectively, the humidifier is integrally divided into the shell 1 and the end covers 2, so that the humidifier is convenient to disassemble integrally and is more favorable for maintenance of the humidifier, the first connecting lugs 5 and the second connecting lugs 6 are fixedly connected through bolts penetrating through the threaded holes 18, two symmetrical first reinforcing plates 7 are arranged on the outer side of the shell, the shell comprises a shell body 1, wherein a plurality of first reinforcing rods 8 are arranged on two sides of the shell body 1 at equal intervals, the first reinforcing rods 8 are vertically arranged with a first reinforcing plate 7, two symmetrical second reinforcing plates 9 are arranged on the outer side of an end cover 2, second reinforcing rods 10 are arranged on the side wall of each second reinforcing plate 9, the second reinforcing rods 10 are vertically arranged with the second reinforcing plates 9, the first reinforcing plates 7 and the second reinforcing plates 9 respectively increase the longitudinal pressure-resistant capacity of the shell body 1 and the end cover 2, the first reinforcing rods 8 and the second reinforcing rods 10 respectively increase the transverse pressure-resistant capacity of the shell body 1 and the end cover 2, a dry gas inlet 11 is arranged above the end cover 2 on one side of the shell body 1, a dry gas outlet 14 is arranged above the end cover 2 on the other side of the shell body 1, a moisture inlet 12 is arranged above one end, which is close to the dry gas inlet 11, and a moisture outlet 13 is arranged at the, the end parts of two sides in the shell 1 are respectively provided with a sealing plate 19, and a plurality of film tubes 20 which are distributed at equal intervals are inserted in the sealing plates 19.

Furthermore, end cover 2 is equipped with first support 16 near 1 one side below of casing, casing 1 is equipped with the second support 17 with first support 16 assorted, and first support 16 mutually supports with second support 17, supports the humidifier, is favorable to the humidifier to have stronger stability when placing.

Further, casing 1 and end cover 2 top all are equipped with the third stiffener 15 that the equidistance was arranged, third stiffener 15 arranges with the first reinforcing plate 7 of casing 1 top is perpendicular, first reinforcing plate 7, first stiffener 8, second reinforcing plate 9, second stiffener 10 and the 15 cross-sectional heights of third stiffener are the same, and third stiffener 15 has increased the resistance to pressure of casing 1 and end cover 2 top side.

Furthermore, the membrane tube 20 is a hollow fiber membrane tube, which has high strength and self-supporting capability, and can effectively prolong the service life of the humidifier.

Further, the dry gas inlet 11 and the wet gas inlet 12 are both provided with a filter screen 21, and the filter screen 21 can prevent external air from entering the interior of the humidifier, thereby affecting the effect of the humidifier.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. A humidifier for a fuel cell having good pressure resistance, comprising a case (1), characterized in that: the connecting structure is characterized in that end covers (2) are arranged on two sides of the shell (1), a first connecting disc (3) is arranged on one side, close to the end covers (2), of the shell (1), a second connecting disc (4) matched with the first connecting disc (3) is arranged on one side, close to the shell (1), of the end covers (2), a plurality of first connecting lugs (5) are arranged on two sides of the first connecting disc (3) in an equal distance mode, a second connecting lug (6) matched with the first connecting lug (5) is arranged on the second connecting disc (4), threaded holes (18) are formed in the first connecting lug (5) and the second connecting lug (6), the first connecting lug (5) and the second connecting lug (6) are fixedly connected through bolts penetrating through the threaded holes (18), two symmetrical first reinforcing plates (7) are arranged on the outer side of the shell (1), a plurality of first reinforcing rods (8) arranged in an equal distance mode are arranged on two sides of the shell (1), the first reinforcing rods (8) are vertically arranged with the first reinforcing plates (7), two symmetrical second reinforcing plates (9) are arranged at the outer side of the end cover (2), a second reinforcing rod (10) is arranged on the side wall of the second reinforcing plate (9), the second reinforcing rod (10) and the second reinforcing plate (9) are vertically arranged, a dry gas inlet (11) is arranged above the end cover (2) positioned on one side of the shell (1), a dry gas outlet (14) is arranged above the end cover (2) at the other side of the shell (1), a moisture inlet (12) is arranged at one end of the upper part of the shell (1) close to the dry gas inlet (11), the other end of the upper part of the shell (1) is provided with a moisture outlet (13), the end parts of the two sides in the shell (1) are respectively provided with a sealing plate (19), the sealing plate (19) is inserted with a plurality of membrane tubes (20) which are arranged at equal intervals.

2. The humidifier for a fuel cell according to claim 1, which has excellent pressure resistance, is characterized in that: a first support (16) is arranged below one side, close to the shell (1), of the end cover (2), and a second support (17) matched with the first support (16) is arranged on the shell (1).

3. The humidifier for a fuel cell according to claim 1, which has excellent pressure resistance, is characterized in that: casing (1) and end cover (2) top all are equipped with third stiffener (15) that the equidistance was arranged, third stiffener (15) are arranged perpendicularly with first reinforcing plate (7) of casing (1) top, first reinforcing plate (7), first stiffener (8), second reinforcing plate (9), second stiffener (10) and third stiffener (15) cross-sectional height are the same.

4. The humidifier for a fuel cell according to claim 1, which has excellent pressure resistance, is characterized in that: the membrane tube (20) is a hollow fiber membrane tube.

5. The humidifier for a fuel cell according to claim 1, which has excellent pressure resistance, is characterized in that: and filter screens (21) are arranged in the dry gas inlet (11) and the wet gas inlet (12).