CN109065936B - Ventilation assembly and fuel cell using same - Google Patents
Ventilation assembly and fuel cell using same Download PDFInfo
- Publication number
- CN109065936B CN109065936B CN201811015080.2A CN201811015080A CN109065936B CN 109065936 B CN109065936 B CN 109065936B CN 201811015080 A CN201811015080 A CN 201811015080A CN 109065936 B CN109065936 B CN 109065936B
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- Prior art keywords
- fan
- air
- ventilation assembly
- air pipe
- air inlet
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M8/00—Fuel cells; Manufacture thereof
- H01M8/24—Grouping of fuel cells, e.g. stacking of fuel cells
- H01M8/2465—Details of groupings of fuel cells
- H01M8/2484—Details of groupings of fuel cells characterised by external manifolds
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02E60/30—Hydrogen technology
- Y02E60/50—Fuel cells
Abstract
The invention discloses a ventilation assembly and a fuel cell using the same, the ventilation assembly comprises an air pipe (1) and at least one set of fan unit (2), the fan unit (2) comprises a fan housing (21), an axial flow fan (22) and a wind direction adjusting plate (23), an air inlet (11) is formed at one end of the air pipe (1), the other end of the air pipe (1) is connected with the fan housing (21), a cavity (210) is arranged in the middle of the fan housing (21), the axial flow fan (22) is arranged in the cavity (210) of the fan housing (21), an air inlet (211) is arranged at the end part of the fan housing (21), and the wind direction adjusting plate (23) is arranged at the end face (212) of the air inlet (211). The air-conditioning device is high in protection level, small in size, convenient to install, large in ventilation angle, uniform in blowing, electricity-saving and low in noise.
Description
Technical Field
The invention relates to a ventilation assembly and a fuel cell using the same.
Background
The existing hydrogen energy fuel cell generally comprises a box body, a pile module (namely, a fuel cell pile-namely, a plurality of independent single fuel cells are connected in series), a pile air inlet valve group, a pile air outlet valve group, a hydrogen circulating pump, a hydrogen supply system and an air path system, wherein the pile module, the pile air inlet valve group, the pile air outlet valve group and the hydrogen circulating pump are all arranged in the box body; the exhaust fan continuously pumps out the mixed gas in the box body, so that the concentration of the hydrogen in the box body is ensured to be at a safe low concentration value.
The traditional structure is that an air inlet fan is arranged on one side surface of a box body, or an exhaust fan is arranged on the opposite side surface, an air inlet hole is dug out on one side surface of the box body on which the air inlet fan is arranged, a filter screen is arranged on the air inlet hole, and an air inlet fan with larger volume is arranged on the side surface of the box body. This structure has the following disadvantages: 1) The air inlet fan is large in size as a ventilation part and is troublesome to install; 2) The air inlet fan has small blowing angle to the inside of the box body, uneven blowing and residual dead angles exist, so that potential safety hazards exist. 3) The energy consumption is high; 4) The noise caused by the fan is large; 5) The IP protection level is low;
disclosure of Invention
The invention aims to provide a ventilation assembly and a fuel cell using the same, which are used for solving the technical problems of large box body volume occupied by an air inlet fan, troublesome installation, small blowing angle, uneven blowing, large energy consumption, large noise and low protection level in the background art.
The invention aims at realizing the following technical scheme:
a ventilation assembly comprises an air pipe and at least one set of fan unit, wherein the fan unit comprises a fan housing, an axial flow fan and a wind direction adjusting plate, an air inlet is formed at one end of the air pipe, the other end of the air pipe is connected with the fan housing, a cavity is formed in the middle of the fan housing, the axial flow fan is arranged in the cavity of the fan housing, an air inlet is formed at the end part of the fan housing, and the wind direction adjusting plate is arranged at the end face of the air inlet.
One end of the fan outer cover is provided with an air pipe joint, the air pipe joint is connected with the air pipe in a nested mode, and the air pipe joint is communicated with the cavity.
The wind direction adjusting plate comprises a bottom plate, a plurality of ventilation holes are formed in the bottom plate, and a plurality of inclined air deflectors are protruded out of the bottom plate.
The bottom plate is arranged on the end face of the air inlet through screws.
The air pipe is a three-way pipe, one end of the air pipe is provided with an air inlet, and two outlets of the air pipe are respectively provided with a fan unit.
Two air deflectors of the above-mentioned 2 fan units are installed at a single angle.
The offset mounting angle of the two air deflectors is preferably 90 degrees.
The fan housing is a rotor.
The end face of the fan housing is also provided with a plurality of screws which are installed with the fuel cell box body.
The utility model provides a fuel cell, includes the box and installs pile module, pile air inlet valve group, pile gas outlet valve group, output direct current busbar copper bar and ventilation subassembly in the box the inside, wherein dig out the opening respectively on two opposite sides of box, install ventilation subassembly in the opening part of one of them side, form the air exit at the opening part of another side, its characterized in that: the ventilation assembly is the ventilation assembly.
And an exhaust fan is also arranged at the air outlet.
Compared with the prior art, the invention has the following effects:
1) The ventilation assembly comprises an air pipe and at least one set of fan unit, wherein the fan unit comprises a fan housing, an axial flow fan and a wind direction adjusting plate, an air inlet is formed at one end of the air pipe, the other end of the air pipe is connected with the fan housing, a cavity is arranged in the middle of the fan housing, the axial flow fan is arranged in the cavity of the fan housing, an air inlet is formed at the end part of the fan housing, and the wind direction adjusting plate is arranged at the end face of the air inlet. The air-conditioning device is high in protection level, small in size, convenient to install, large in ventilation angle, uniform in blowing, electricity-saving and low in noise.
2) One end of the fan outer cover is provided with an air pipe joint, the air pipe joint is connected with the air pipe in a nested manner, and the air inlet is arranged in the air pipe joint, so that the production and the installation are convenient.
3) The wind direction regulating plate comprises a bottom plate, a plurality of ventilation holes are formed in the bottom plate, a plurality of inclined air deflectors are arranged on the bottom plate in a protruding mode, the bottom plate is mounted on the end face of the air outlet through screws, and the wind direction regulating plate is simple in structure and convenient to install.
4) The air pipe is a three-way pipe, an air inlet is formed at one end of the air pipe, 2 fan units are connected and installed at 2 outlets of the air pipe, two air deflectors of the 2 fan units are staggered by one installation angle, the area range of purging can be increased, and the air pipe is suitable for the condition of larger purging range;
5) The end face of the fan housing is also provided with a plurality of screws which are arranged with the fuel cell box body, and the installation is convenient.
6) The invention relates to a fuel cell, which comprises a box body, a galvanic pile air inlet integrated manifold, a galvanic pile air outlet valve group, an output direct current bus copper bar, an air inlet fan assembly and an exhaust fan assembly, wherein the galvanic pile, the galvanic pile air inlet integrated manifold, the galvanic pile air outlet valve group, the output direct current bus copper bar, the air inlet fan assembly and the exhaust fan assembly are arranged on two opposite sides of the box body respectively, and the air inlet fan assembly adopts the ventilation assembly, so that the purposes of uniform blowing, no dead angle, small volume and simple installation are achieved.
Drawings
FIG. 1 is a perspective view of a first embodiment of the present invention;
FIG. 2 is an exploded view of a first embodiment of the present invention;
FIG. 3 is a front view of an embodiment of the present invention;
FIG. 4 is a cross-sectional view A-A of FIG. 3;
fig. 5 is a front view of a second embodiment of the present invention;
fig. 6 is a perspective view of a second embodiment of the present invention.
Detailed Description
The invention is described in further detail below by means of specific embodiments in connection with the accompanying drawings.
Embodiment one:
as shown in fig. 1 to 4, the present invention provides a ventilation assembly, which comprises an air duct 1 and at least one set of fan units 2, wherein the fan units 2 comprise a fan housing 21, an axial flow fan 22 and a wind direction adjusting plate 23, one end of the air duct 1 forms an air inlet 11, the other end of the air duct 1 is connected with the fan housing 21, a cavity 210 is arranged in the middle of the fan housing 21, the axial flow fan 22 is installed in the cavity 210 of the fan housing 21, an air inlet 211 is arranged at the end part of the fan housing 21, and the wind direction adjusting plate 23 is installed at the end face 212 of the air inlet 211.
One end of the fan housing 21 is provided with an air pipe joint 213, the air pipe joint 213 is connected with the air pipe 1 in a nested manner, and the air pipe joint 213 is communicated with the cavity 210.
The wind direction adjusting plate 23 comprises a bottom plate 231, a plurality of ventilation holes 232 are arranged on the bottom plate 231, and a plurality of inclined air deflectors 233 are protruded on the bottom plate 231.
The bottom plate 231 is mounted on the end face 212 of the air inlet 211 by screws.
The air pipe 1 is a three-way pipe, one end of the air pipe is provided with an air inlet 11, and two fan units 2 are respectively arranged at two outlets of the air pipe 1.
The two air deflectors 233 of the 2 fan units are staggered by one installation angle. The offset mounting angle of the two air deflectors 233 is preferably 90 °.
The fan housing 21 is a rotating body.
The end face 212 of the fan housing 21 is further provided with a plurality of screws 214 mounted with the fuel cell box.
In the embodiment, the air pipe 1 is a three-way pipe, and the outlet of the three-way pipe is connected with the two fan units 2; as a person skilled in the art, it will of course be appreciated that the air duct 1 may also be a two-way duct (i.e. having one inlet, one outlet), with 1 fan unit 2 being mounted at the end of the two-way air duct 1, which will not be described here.
The working principle of the invention is as follows: when the axial flow fan 22 works, fresh air is pumped in from an air inlet 11 at one end of the air pipe 1 and then blown out from an air inlet 211 at the end part of the fan housing 21, an air direction adjusting plate 23 is arranged at the end surface 212 of the air inlet 211, the air direction adjusting plate 23 comprises a bottom plate 231, a plurality of vent holes 232 are formed in the bottom plate 231, a plurality of inclined air deflectors 233 are protruded on the bottom plate 231, and air blown out from the air inlet 211 is guided by the air deflectors 233 to be output through the vent holes 232. The fan housing 21 of the axial flow fan 22 has small volume, simple and convenient installation, high protection level and convenient installation; the air deflector 233 is added to make the ventilation angle large, the blowing is uniform, and the axial flow fan 22 is low in power, so that electricity is saved, and noise is low.
Embodiment two:
as shown in fig. 5 and 6, the fuel cell provided by the invention comprises a box 100, a pile module 101, a pile air inlet valve group 102, a pile air outlet valve group 103 and an output direct current bus copper bar and ventilation assembly 300 which are installed in the box 100, wherein openings are respectively dug out on two opposite sides of the box, the ventilation assembly 300 is installed at the opening (the opening is blocked and is not shown in the figure) of one side, and an air outlet is formed at the opening 104 of the other side, and the ventilation assembly 300 adopts the ventilation assembly in the first embodiment.
An exhaust fan assembly 200 is also mounted at the exhaust outlet as described above.
When the fuel cell is in operation, the ventilation assembly 300 pumps in external fresh air from the air inlet 11 at one end of the air pipe 1, blows out the fresh air from the air inlet 211 at the end of the fan housing 21, sweeps all parts in the box 100, reduces the hydrogen concentration, and the exhaust fan assembly 200 is further installed at the air outlet, so that the flow of the fresh air can be accelerated.
The above examples are preferred embodiments of the present invention, but the embodiments of the present invention are not limited thereto, and any other changes, modifications, substitutions, combinations, and simplifications made without departing from the spirit and principles of the present invention are included in the scope of the present invention.
Claims (11)
1. A ventilation assembly, characterized by: the novel air conditioner comprises an air pipe (1) and at least one set of fan unit (2), wherein the fan unit (2) comprises a fan outer cover (21), an axial flow fan (22) and a wind direction adjusting plate (23), an air inlet (11) is formed in one end of the air pipe (1), the other end of the air pipe (1) is connected with the fan outer cover (21), a cavity (210) is formed in the middle of the fan outer cover (21), the axial flow fan (22) is arranged in the cavity (210) of the fan outer cover (21), an air inlet (211) is formed in the end part, far away from the air pipe (1), of the fan outer cover (21), and the wind direction adjusting plate (23) is arranged at the position of an end face (212) of the air inlet (211).
2. A ventilation assembly according to claim 1, characterized in that: one end of the fan housing (21) is provided with an air pipe joint (213), the air pipe joint (213) is connected with the air pipe (1) in a nested way, and the air pipe joint (213) is communicated with the cavity (210).
3. A ventilation assembly according to claim 1 or 2, characterized in that: the wind direction adjusting plate (23) comprises a bottom plate (231), a plurality of ventilation holes (232) are formed in the bottom plate (231), and a plurality of inclined air deflectors (233) are protruded on the bottom plate (231).
4. A ventilation assembly according to claim 3, characterized in that: the bottom plate (231) is arranged on the end face (212) of the air inlet (211) through screws.
5. A ventilation assembly according to claim 1, characterized in that: the air pipe (1) is a three-way pipe, one end of the air pipe is provided with an air inlet (11), and two fan units (2) are respectively arranged at two outlets of the air pipe (1).
6. A ventilation assembly according to claim 5, characterized in that: the two air deflectors (233) of the two fan units are staggered by one mounting angle.
7. A ventilation assembly according to claim 6, characterized in that: the staggered installation angle of the two air deflectors (233) is 90 degrees.
8. A ventilation assembly according to claim 5, characterized in that: the fan housing (21) is a rotor.
9. A ventilation assembly according to claim 5, characterized in that: the end face (212) of the fan housing (21) is also provided with a plurality of screws (214) which are installed with the fuel cell box body.
10. The utility model provides a fuel cell, includes box (100) and installs pile module (101), pile air inlet valve group (102), pile gas outlet valve group (103) in box (100) the inside, exports direct current busbar copper bar and ventilation assembly, wherein dig out the opening respectively on two opposite sides of box, install ventilation assembly in the opening part of one of them side, form the air exit at the opening part of another side, its characterized in that: the ventilation assembly of any one of claims 1 to 9.
11. A fuel cell according to claim 10, wherein: an exhaust fan assembly (200) is also mounted at the exhaust outlet.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811015080.2A CN109065936B (en) | 2018-08-31 | 2018-08-31 | Ventilation assembly and fuel cell using same |
| PCT/CN2019/076283 WO2020042552A1 (en) | 2018-08-31 | 2019-02-27 | Novel ventilation assembly and fuel cell using same |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811015080.2A CN109065936B (en) | 2018-08-31 | 2018-08-31 | Ventilation assembly and fuel cell using same |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109065936A CN109065936A (en) | 2018-12-21 |
| CN109065936B true CN109065936B (en) | 2023-05-09 |
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ID=64758141
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811015080.2A Active CN109065936B (en) | 2018-08-31 | 2018-08-31 | Ventilation assembly and fuel cell using same |
Country Status (1)
| Country | Link |
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| CN (1) | CN109065936B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2020042552A1 (en) * | 2018-08-31 | 2020-03-05 | 中山大洋电机股份有限公司 | Novel ventilation assembly and fuel cell using same |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB678787A (en) * | 1950-05-11 | 1952-09-10 | Poiraud Emile | Improvements in or relating to metal cells for storing cereal grain |
| CN1971992A (en) * | 2006-11-03 | 2007-05-30 | 北京飞驰绿能电源技术有限责任公司 | Air feed and cooling system of porton exchange film fuel battery |
| CN105723555A (en) * | 2013-07-30 | 2016-06-29 | 淡马锡理工学院 | Fuel cell assembly |
| CN206098550U (en) * | 2016-09-26 | 2017-04-12 | 深圳市科比特航空科技有限公司 | Portable hydrogen cell pile radiator |
| CN207651629U (en) * | 2017-10-23 | 2018-07-24 | 深圳市沃特玛电池有限公司 | A kind of electric automobile battery box radiator structure |
-
2018
- 2018-08-31 CN CN201811015080.2A patent/CN109065936B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB678787A (en) * | 1950-05-11 | 1952-09-10 | Poiraud Emile | Improvements in or relating to metal cells for storing cereal grain |
| CN1971992A (en) * | 2006-11-03 | 2007-05-30 | 北京飞驰绿能电源技术有限责任公司 | Air feed and cooling system of porton exchange film fuel battery |
| CN105723555A (en) * | 2013-07-30 | 2016-06-29 | 淡马锡理工学院 | Fuel cell assembly |
| CN206098550U (en) * | 2016-09-26 | 2017-04-12 | 深圳市科比特航空科技有限公司 | Portable hydrogen cell pile radiator |
| CN207651629U (en) * | 2017-10-23 | 2018-07-24 | 深圳市沃特玛电池有限公司 | A kind of electric automobile battery box radiator structure |
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| Publication number | Publication date |
|---|---|
| CN109065936A (en) | 2018-12-21 |
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