CN204189880U - Fuel cell unit, fuel cell and housing - Google Patents
Fuel cell unit, fuel cell and housing Download PDFInfo
- Publication number
- CN204189880U CN204189880U CN201420648552.9U CN201420648552U CN204189880U CN 204189880 U CN204189880 U CN 204189880U CN 201420648552 U CN201420648552 U CN 201420648552U CN 204189880 U CN204189880 U CN 204189880U
- Authority
- CN
- China
- Prior art keywords
- fuel cell
- housing
- liquid storage
- connected entrance
- storage cylinder
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Withdrawn - After Issue
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Classifications
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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
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- Fuel Cell (AREA)
Abstract
Fuel cell unit, it comprises some fuel cells; Each fuel cell comprises housing, is installed on the anode of housing and negative electrode; The housing of each fuel cell offers for storing the liquid storage cylinder of electrolyte and being communicated with the interconnecting part of liquid storage cylinder; The liquid storage cylinder of every two adjacent fuel cells is connected by interconnecting part.The liquid storage cylinder of the every two adjacent fuel cells of above-mentioned utility model is connected by interconnecting part, flow to make the electrolysis liquid phase of each fuel cell, each cell height realizing electrolyte is consistent, thus make the performance parameter of each fuel cell in same fuel cell unit substantially identical, optimize the service behaviour of fuel cell unit.The utility model also relates to fuel cell and housing.
Description
Technical field
The utility model relates to a kind of fuel cell unit, fuel cell and housing.
Background technology
Fuel cell generally carries out redox reaction by oxygen or other oxidants, and the chemical energy in fuel is converted to electric energy, and it mainly comprises housing, anode and negative electrode.Be provided with the liquid storage cylinder for storing electrolyte in housing, anode and negative electrode are installed in liquid storage cylinder.This type of battery can provide stable power incessantly, until run out of gas.
But single fuel cell can only export relatively little voltage, therefore be the power demands of fit applications object, generally form fuel cell unit by the fuel cell of multiple series connection.Have reaction heat in the fuel cell unit course of work to produce, because the chemical reaction of each fuel cell occurs in respective closed liquid storage cylinder, therefore the reaction heat size of each fuel cell is unbalanced, so, makes the spread in performance of fuel cell unit uneven.
In addition, when adding electrolyte to fuel cell unit, need to add one by one each fuel cell, waste time and energy, and easily occur to leak the situation of adding.
Utility model content
For the deficiencies in the prior art, the utility model is intended to provide a kind of fuel cell unit, fuel cell and the housing that solve the problems of the technologies described above.
For achieving the above object, the utility model adopts following technical scheme:
A kind of fuel cell unit, it comprises some fuel cells;
Each fuel cell comprises housing, is installed on the anode of housing and negative electrode; The housing of each fuel cell offers for storing the liquid storage cylinder of electrolyte and being communicated with the interconnecting part of liquid storage cylinder; The liquid storage cylinder of every two adjacent fuel cells is connected by interconnecting part.
Preferably, the upper connected entrance and lower connected entrance that are communicated with liquid storage cylinder are respectively offered in the top and bottom of each housing; The upper connected entrance of every two adjacent housings is connected or lower connected entrance is connected, and described interconnecting part is upper connected entrance or lower connected entrance.
Preferably, the cross-sectional area of interconnecting part is 1.1cm
23.2cm
2.
Preferably, the upper connected entrance of the first fuel cell of fuel cell unit is for electrolyte of annotating, or the inlet for electrolyte of annotating is offered in the housing upper end of first fuel cell.
Preferably, the upper connected entrance of an end fuel cell of fuel cell unit is used for Exhaust Gas, or the steam vent as Exhaust Gas is offered in the upper end of an end fuel cell.
Preferably, each housing offers the negative electrode holding part for installing negative electrode, and be provided with the anode holding part installing anode in this housing, liquid storage cylinder is between anode holding part and negative electrode holding part.
Preferably, anode comprises positive plate and anode carrier; Anode carrier is located at the upper end of positive plate, for being fixed in housing by positive plate; This positive plate is tabular.
A kind of fuel cell, it comprises housing, is installed on the anode of housing and negative electrode; Housing offers for storing the liquid storage cylinder of electrolyte and being communicated with the interconnecting part of liquid storage cylinder, and interconnecting part is for being communicated with the liquid storage cylinder of adjacent fuel cell.
Preferably, the upper connected entrance that two lay respectively at anode both sides is offered in the upper end of housing, and described interconnecting part is upper connected entrance;
Or the top and bottom of housing offer connected entrance and lower connected entrance respectively, and described interconnecting part is upper connected entrance or lower connected entrance;
The cross-sectional area of interconnecting part is 1.1cm
2to 3.2cm
2.
A kind of fuel cell vessel, it is provided with for storing the liquid storage cylinder of electrolyte and being communicated with the interconnecting part of liquid storage cylinder, and interconnecting part is for being communicated with the liquid storage cylinder of adjacent fuel cell.
The beneficial effects of the utility model are as follows:
1, the liquid storage cylinder of every two adjacent fuel cells of the present utility model is connected by interconnecting part, flow to make the electrolysis liquid phase of each fuel cell, realize the reaction heat balance of electrolyte, thus make the performance parameter of each fuel cell in same fuel cell unit consistent, optimize the service behaviour of fuel cell unit.
2, the cross-sectional area of interconnecting part is 1.1cm
2to 3.2cm
2, so, the by-pass current value between every two adjacent fuel cells can be made to be 0.1A to 2A, thus to make the service behaviour of fuel cell unit better.
3, only need can be annotated in the liquid storage cylinder of remaining fuel battery electrolyte by first fuel cell of annotating simultaneously, time saving and energy saving, and fundamentally can avoid the situation of leak adding, make the maintenance work of battery safer more convenient.
4, the gas that in each fuel cell, chemical reaction generates is concentrated and is discharged by the upper connected entrance of an end fuel cell, simplifies the structure of fuel cell unit, also can ensure that the effect of easing stress of each fuel cell is consistent with reaction heat effect.In addition, when fuel cell unit falls partially because of contingency, the upper connected entrance of an end fuel cell also can be used for discharging electrolyte, to stop chemical reaction, avoids damaging fuel cell unit.
Accompanying drawing explanation
Fig. 1 is the structural representation of the better embodiment of the utility model fuel cell unit.
Fig. 2 is the structural representation of the housing of the single fuel cell of the better embodiment of the utility model fuel cell unit.
Fig. 3 is the structural representation of the single fuel cell of the fuel cell unit of the better embodiment of the utility model fuel cell unit.
Fig. 4 is the structural representation of the anode of the fuel cell unit of Fig. 1 to Fig. 3.
Embodiment
Below in conjunction with accompanying drawing and embodiment, the utility model is described further:
Refer to Fig. 1, the utility model relates to a kind of fuel cell unit, and its better embodiment comprises some fuel cells 10.
Each fuel cell 10 comprises housing, is installed on the anode 20 of housing and negative electrode 30.The housing of each fuel cell 10 offers liquid storage cylinder 11 for storing electrolyte and the interconnecting part being communicated with liquid storage cylinder 11.The liquid storage cylinder 11 of every two adjacent fuel cells 10 is connected by interconnecting part, flow to make the electrolysis liquid phase of each fuel cell 10, realize the reaction heat balance of electrolyte, thus make the performance parameter of each fuel cell in same fuel cell unit consistent, optimize the service behaviour of fuel cell unit.
See Fig. 2, in the present embodiment, each housing offers one for installing the negative electrode holding part 12 of negative electrode 30, the anode holding part 15 installing anode 20 is provided with in this housing, liquid storage cylinder 11, between anode holding part 12 and negative electrode holding part 20, so, can make chemical reaction efficiency higher.The upper connected entrance 13 and lower connected entrance 14 that are communicated with liquid storage cylinder 11 are respectively offered in the top and bottom of housing.The upper connected entrance 13 of every two adjacent housings is connected or lower connected entrance 14 is connected.Above-mentioned interconnecting part is connected entrance 13 or lower connected entrance 14.
So, electrolyte can be made by lower connected entrance 14 or upper connected entrance 13 from the liquid storage cylinder 11 of a fuel cell 10 to be flowed through lower connected entrance 14 or the upper connected entrance 13 of another fuel cell 10, to flow into the liquid storage cylinder 11 of this another fuel cell 10, lower connected entrance 14 or the upper connected entrance 13 of another fuel cell 10 is flowed through again by the lower connected entrance 14 of this another fuel cell 10 or upper connected entrance 13, to enter the liquid storage cylinder 11 of this another fuel cell 10, thus make the reaction heat counterbalance effect of the electrolyte of each fuel cell 10 better.
Anode limiting groove 16 is also provided with, for limiting the position of anode in housing.
See Fig. 3, in the present embodiment, on this, connected entrance 13 and lower connected entrance 14 can be positioned at the both sides of anode 20, also can be positioned at the same side of anode 20.
Can directly be connected or be connected by woven hose between the upper connected entrance 13 of every two adjacent housings or lower connected entrance 14.
The quantity of upper connected entrance 13 and lower connected entrance 14 can be one or more.
Preferably, the cross-sectional area of interconnecting part is 1.1cm
2to 3.2cm
2, so, the by-pass current value between every two adjacent fuel cells 10 can be made to be 0.1A to 2A, thus to make the service behaviour of fuel cell unit better.
See Fig. 1, in the present embodiment, the upper connected entrance 13 of the first fuel cell 10 of fuel cell unit for electrolyte of annotating, using as inlet.See Fig. 4, in other embodiments, the inlet 19 for electrolyte of annotating is offered in the housing upper end of first fuel cell 10.So, only needing can simultaneously toward filling electrolyte in the liquid storage cylinder 11 of remaining fuel battery 10 by first fuel cell 10 of annotating, time saving and energy saving, and fundamentally can avoid situation about leak adding, and makes the maintenance work of battery safer more convenient.
In the present embodiment, the upper connected entrance 13 of an end fuel cell 10 of fuel cell unit is for Exhaust Gas, the gas that in each fuel cell 10, chemical reaction generates is concentrated and is discharged by the upper connected entrance 13 of an end fuel cell 10, simplify the structure of fuel cell unit, also can ensure that the effect of easing stress of each fuel cell 10 is consistent with reaction heat effect.In addition, when fuel cell unit falls partially because of contingency, the upper connected entrance 13 of an end fuel cell 10 also can be used for discharging electrolyte, to stop chemical reaction, avoids damaging fuel cell unit.In other embodiments, the upper end of an end fuel cell 10 can offer the steam vent as Exhaust Gas in addition.
In other embodiments, the upper connected entrance that two lay respectively at anode both sides is offered in the upper end of each housing, the liquid storage cylinder of every two adjacent housings is connected by upper connected entrance, then electrolyte at the circulating direction of each fuel cell for from up to down to flow into, more bottom-up outflow.
See Fig. 4, in the present embodiment, anode 20 comprises positive plate 21 and anode carrier 22.Anode carrier 22 is located at the upper end of this positive plate 21, for being fixed in housing by positive plate 21.This positive plate 21 in tabular, thus can ensure can not reduce at the reaction surface of chemical reaction middle-jiao yang, function of the spleen and stomach pole plate 21, to provide uniform and stable electric current, also helps the contact-making surface increased with electrolyte, to improve reaction efficiency.
Preferably, this anode carrier 22 is offered a feed liquor through hole 23, this feed liquor through hole 23 is communicated with the inlet 19 of housing.
Preferably, anode 20 is almag anode, and negative electrode is air electrode.Electrolyte is neutral electrolyte.
For a person skilled in the art, according to technical scheme described above and design, other various corresponding change and distortion can be made, and all these change and distortion all should belong within the protection range of the utility model claim.
Claims (10)
1. a fuel cell unit, is characterized in that: it comprises some fuel cells;
Each fuel cell comprises housing, is installed on the anode of housing and negative electrode; The housing of each fuel cell offers for storing the liquid storage cylinder of electrolyte and being communicated with the interconnecting part of liquid storage cylinder; The liquid storage cylinder of every two adjacent fuel cells is connected by interconnecting part.
2. fuel cell unit as claimed in claim 1, is characterized in that: the upper connected entrance and lower connected entrance that are communicated with liquid storage cylinder are respectively offered in the top and bottom of each housing; The upper connected entrance of every two adjacent housings is connected or lower connected entrance is connected, and described interconnecting part is upper connected entrance or lower connected entrance.
3. fuel cell unit as claimed in claim 1, is characterized in that: the cross-sectional area of interconnecting part is 1.1cm
2to 3.2cm
2.
4. fuel cell unit as claimed in claim 2 or claim 3, is characterized in that: the upper connected entrance of the first fuel cell of fuel cell unit is for electrolyte of annotating, or the inlet for electrolyte of annotating is offered in the housing upper end of first fuel cell.
5. fuel cell unit as claimed in claim 2 or claim 3, is characterized in that: the upper connected entrance of an end fuel cell of fuel cell unit is used for Exhaust Gas, or the steam vent as Exhaust Gas is offered in the upper end of an end fuel cell.
6. fuel cell unit as claimed in claim 1, is characterized in that: each housing offers the negative electrode holding part for installing negative electrode, and be provided with the anode holding part installing anode in this housing, liquid storage cylinder is between anode holding part and negative electrode holding part.
7. fuel cell unit as claimed in claim 1, is characterized in that: anode comprises positive plate and anode carrier; Anode carrier is located at the upper end of positive plate, for being fixed in housing by positive plate; This positive plate is tabular.
8. a fuel cell, is characterized in that: it comprises housing, is installed on the anode of housing and negative electrode; Housing offers for storing the liquid storage cylinder of electrolyte and being communicated with the interconnecting part of liquid storage cylinder, and interconnecting part is for being communicated with the liquid storage cylinder of adjacent fuel cell.
9. fuel cell as claimed in claim 8, is characterized in that: the upper connected entrance that two lay respectively at anode both sides is offered in the upper end of housing, and described interconnecting part is upper connected entrance;
Or the top and bottom of housing offer connected entrance and lower connected entrance respectively, and described interconnecting part is upper connected entrance or lower connected entrance;
The cross-sectional area of interconnecting part is 1.1cm
2to 3.2cm
2.
10. a fuel cell vessel, is characterized in that: it is provided with for storing the liquid storage cylinder of electrolyte and being communicated with the interconnecting part of liquid storage cylinder, and interconnecting part is for being communicated with the liquid storage cylinder of adjacent fuel cell.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420648552.9U CN204189880U (en) | 2014-10-31 | 2014-10-31 | Fuel cell unit, fuel cell and housing |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420648552.9U CN204189880U (en) | 2014-10-31 | 2014-10-31 | Fuel cell unit, fuel cell and housing |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204189880U true CN204189880U (en) | 2015-03-04 |
Family
ID=52621854
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420648552.9U Withdrawn - After Issue CN204189880U (en) | 2014-10-31 | 2014-10-31 | Fuel cell unit, fuel cell and housing |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204189880U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104332573A (en) * | 2014-10-31 | 2015-02-04 | 深圳市讴德新能源技术有限公司 | Fuel cell pack, fuel cell and shells |
-
2014
- 2014-10-31 CN CN201420648552.9U patent/CN204189880U/en not_active Withdrawn - After Issue
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104332573A (en) * | 2014-10-31 | 2015-02-04 | 深圳市讴德新能源技术有限公司 | Fuel cell pack, fuel cell and shells |
| CN104332573B (en) * | 2014-10-31 | 2016-08-24 | 深圳市讴德新能源技术有限公司 | Fuel cell unit, fuel cell and housing |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20150304 Effective date of abandoning: 20160824 |
|
| AV01 | Patent right actively abandoned |
Granted publication date: 20150304 Effective date of abandoning: 20160824 |
|
| C25 | Abandonment of patent right or utility model to avoid double patenting |