CN211929625U - Integrated deionization device of fuel cell cooling system - Google Patents
Integrated deionization device of fuel cell cooling system Download PDFInfo
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- CN211929625U CN211929625U CN202020367697.7U CN202020367697U CN211929625U CN 211929625 U CN211929625 U CN 211929625U CN 202020367697 U CN202020367697 U CN 202020367697U CN 211929625 U CN211929625 U CN 211929625U
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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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Abstract
The utility model discloses a fuel cell cooling system integrated form deionizer, including filter bag and second filter bag apron, the upper end of filter bag is equipped with first filter bag apron, the upper end of first filter bag apron is equipped with the casing, the surface of casing is equipped with liquid level identification line, the inside of casing is equipped with coolant liquid buffer memory chamber, the right-hand member of casing is equipped with the second and goes into liquid inlet and fixed foot, the upper end in coolant liquid buffer memory chamber is equipped with the charge door, the upper end of charge door is equipped with the filling opening. The specially designed deionization device can still reach the pressure, flow velocity and flow required by ion removal at the highest position of the cooling system, and the cooling liquid in a circulating water circuit normally works at the position with the minimum pressure before entering a water pump, so that the filtration resistance consumption is low under the condition of ensuring that the filtrate fully passes through the filter material; the filter material is kept to be moisturized continuously without being influenced by working conditions.
Description
Technical Field
The utility model relates to a fuel cell technical field specifically is a fuel cell cooling system integrated form deionization device.
Background
As a clean, environment-friendly and efficient energy conversion device, the fuel cell is more and more emphasized by various countries along with the gradual maturity of the fuel cell technology, and particularly, the fuel cell is rapidly developed in China, and the application range of the fuel cell is wider and wider. With the development of the technology, the research focus is also gradually focused on improving the power density of the fuel cell system, prolonging the service life, reducing the system cost, and the like.
The ion removal scheme of a cooling subsystem in a fuel cell system on the market adopts a deionizer, an expansion water tank and a solid impurity filter which are commonly used, and the scheme has a plurality of problems:
firstly, the existing typical deionizer has large resistance consumption and high sealing requirement due to the structure and the installation position;
secondly, especially for disposable deionizer recovery difficulty is high thereby the white abandonment causes the environmental protection pressure, defeats the clean environmental protection's of fuel cell original intention. For example, application No. CN 201710214520. 6, it is more at practical application case with novel deionization device, installs branch road or main road in the cooling water route usually, and the resistance consumption is big, and sealed requirement is high. Because the product is a disposable consumable, the current situation of the used deionizer is basically abandoned, and the environment is not protected;
thirdly, because the fuel cell system is usually used as power, the working condition of the fuel cell system is that the fuel cell system is stopped when working, and the existing deionization device cannot ensure the wet environment required by the preservation of the filter material when the fuel cell system is stopped, so that the circulation condition of drying, wetting and re-drying is often caused, the filter material is damaged, the filter material is broken, the service life of the filter material is influenced, the filtering resistance is increased, and the system efficiency is reduced; the ultrafine powder in the formed chips can enter a system to be separated out, so that the galvanic pile can be damaged, and the problem that the ultrafine powder is difficult to solve in a filtering mode is a great technical difficulty;
fourthly, in the existing integration scheme, the deionizer is integrated inside the container or outside the container, and the deionizer part with the core ion removal function is similar to an independently used deionization device in any way, has a complex filter material protection structure and is inconvenient for the recovery and regeneration of resin;
fifthly, the existing scheme usually adopts a plurality of components, has many integrated components, occupies large space, increases weight, has higher cost and more quality control points, and has adverse effects on system efficiency and stability.
SUMMERY OF THE UTILITY MODEL
The present invention is directed to a fuel cell cooling system integrated deionization device to solve the above-mentioned problems in the background art.
In order to achieve the above object, the utility model provides a following technical scheme: an integrated deionization device of a fuel cell cooling system comprises a filter bag and a second filter bag cover plate, the upper end of the filter bag is provided with a first filter bag cover plate, the upper end of the first filter bag cover plate is provided with a shell, the surface of the shell is provided with a liquid level identification line, the interior of the shell is provided with a cooling liquid buffer cavity, the right end of the shell is provided with a second liquid inlet and a fixed foot, the upper end of the cooling liquid buffer storage cavity is provided with a feed inlet, the upper end of the charging opening is provided with a charging opening, the left end of the charging opening is connected with an overflow opening, the upper end of the charging opening is provided with a charging opening cover, a first liquid inlet is arranged at the upper right end of the cooling liquid buffer cavity, a filter material accommodating cavity is arranged outside the filter bag, the bottom that the chamber was held to the filter media is equipped with the sealing washer, the bottom of sealing washer is equipped with the liquid outlet end cover, the bottom of liquid outlet end cover is connected with the liquid outlet.
Preferably, the middle part of the second filter bag cover plate is provided with a movable feed inlet, and the outer side of the movable feed inlet is provided with a through hole.
Preferably, a water outlet filter screen is arranged in the liquid outlet, and a water outlet sealing ring is arranged on the outer side of the water outlet filter screen.
Preferably, the cross-sectional area of the filter material accommodating cavity is smaller than that of the cooling liquid buffer cavity, and the filter material accommodating cavity is located below the lowest liquid level.
Preferably, a welding structure is arranged between the filter material accommodating cavity and the cooling liquid caching cavity.
Preferably, the filter material accommodating cavity and the cooling liquid cache cavity are separated by a first filter bag cover plate and are communicated with each other through a through hole.
Preferably, the deionization unit is installed at the highest position of the cooling system of the fuel cell.
Preferably, the filter bag is made of flexible materials, granular resin is filled in the filter bag, and the activated carbon fiber can adsorb a filter material of conductive ions.
Preferably, the sealing ring is made of a high-mesh metal net.
Preferably, the liquid outlet end cover is connected with the sealing ring by a threaded port.
Compared with the prior art, the beneficial effects of the utility model are as follows: the integrated deionization device of the fuel cell cooling system strengthens the ion removal function of the core of the deionization device, can normally work under the condition of lower requirements on pressure and flow environment, has low resistance consumption, reduces the burden of a water pump and improves the system efficiency; meanwhile, the filter material can be prevented from being broken due to special working conditions, the damage of light to the filter material is prevented, the pressure loss can be reduced, and the requirements on sealing materials and processes are reduced. The filter bag does not need to have a complex pressure and water tightness protection structure, so the filter bag can be used for a long time only by simply replacing the filter bag with a lower cost; the filter material can be replaced very conveniently by the aid of the filter material replacing filter bag and the filter bag pressing plate, the filter material is recovered and regenerated very conveniently by the aid of the flexible filter bag, the environment-friendly effect of the whole deionization device is improved, and use cost is greatly reduced. The design of the bottom liquid outlet and the sealing ring makes the regular cleaning of the filter screen very convenient. The integrated deionization device is further integrated with the functions of cooling liquid buffering, bubble removal, exhaust, solid impurity filtration and the like, and can be used for avoiding an expansion kettle and a solid impurity filter which are commonly used in a fuel cell cooling system, so that the system integration links are greatly reduced, quality control points are reduced, the occupied space of the system is reduced, the system weight is reduced, the efficiency of the whole fuel cell system is improved, and the use cost is also reduced.
Drawings
FIG. 1 is a schematic structural diagram of an integrated deionization device of a fuel cell cooling system according to the present invention;
FIG. 2 is a schematic view of a second filter bag cover plate of the integrated deionization apparatus of the present invention;
fig. 3 is the structure schematic diagram of the water outlet filter screen of the integrated deionization device.
In the figure: 1. the filter bag, 2, coolant liquid buffer memory chamber, 3, filling opening lid, 4, liquid outlet end cover, 5, the sealing washer, 6, first income liquid mouth, 7, the second goes into the liquid mouth, 8, liquid level sign line, 9, the liquid outlet, 10, first filter bag apron, 11, fixed foot, 12, the filter media holds the chamber, 13, the delivery port filter screen, 14, the delivery port sealing washer, 15, the charge door, 16, the casing, 17, the overflow mouth, 18, the filling opening, 19, second filter bag apron, 20, the activity charge door, 21, the through-hole.
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. 1-3, the present invention provides a technical solution: an integrated deionization device of a fuel cell cooling system comprises a filter bag 1, a cooling liquid buffer cavity 2, a liquid filling port cover 3, a liquid outlet end cover 4, a sealing ring 5, a first liquid inlet 6, a second liquid inlet 7, a liquid level identification line 8, a liquid outlet 9, a first filter bag cover plate 10, fixing pins 11, a filter material accommodating cavity 12, a water outlet filter screen 13, a water outlet sealing ring 14, a charging port 15, a shell 16, an overflow port 17, a liquid filling port 18, a second filter bag cover plate 19, a movable charging port 20 and through holes 21, wherein the upper end of the filter bag 1 is provided with the first filter bag cover plate 10, the filter bag 1 is made of flexible materials, the filter material can better conform to the shape of the filter material accommodating cavity to form a closed filter layer, the filter effect is improved, all cooling liquid can flow through the filter material, granular resin is filled in the filter bag 1, carbon fibers can adsorb the filter material of conductive ions, the upper end of the first, the surface of the shell 16 is provided with a liquid level identification line 8, the inside of the shell 16 is provided with a cooling liquid caching cavity 2, the right end of the shell 16 is provided with a second liquid inlet 7 and a fixed foot 11, the upper end of the cooling liquid caching cavity 2 is provided with a feed inlet 15, the upper end of the feed inlet 15 is provided with a liquid adding port 18, the left end of the liquid adding port 18 is connected with an overflow port 17, the upper end of the liquid adding port 18 is provided with a liquid adding port cover 3, the right upper end of the cooling liquid caching cavity 2 is provided with a first liquid inlet 6, the outside of the filter bag 1 is provided with a filter material accommodating cavity 12, the cross-sectional area of the filter material accommodating cavity 12 is smaller than that of the cooling liquid caching cavity 2, and the filter material accommodating cavity 12 is positioned below the lowest liquid level, so that the filter material accommodating cavity 12 is always soaked in the cooling liquid in the use process, no matter the machine halt state or the machine state, the humidity of the filter material, the filter media holds the bottom in chamber 12 and is equipped with sealing washer 5, sealing washer 5 adopts high mesh metal material net, there is higher durability, a cooling system for preventing solid impurity to get into on next step, the bottom of sealing washer 5 is equipped with liquid outlet end cover 4, liquid outlet end cover 4 adopts the screw thread mouth to add sealing washer 5 and connects, convenient regular disassembly washs, liquid outlet end cover 4's bottom is connected with liquid outlet 9, the inside of liquid outlet 9 is equipped with delivery port filter screen 13, and delivery port filter screen 13's the outside is equipped with delivery port sealing washer 14, the middle part of second filter bag apron 19 is equipped with movable charge door 20, and movable charge door 20's the outside is equipped with through-hole 21, the filter media holds chamber 12 and feeds through each other by first filter bag apron 10 in the middle of.
The working principle is as follows: when the integrated deionizing device of the fuel cell cooling system is used, the fuel cell cooling system ensures that the whole system runs at a certain temperature under the pressurization action of a water pump, the integrated deionizing device is positioned at the high position of the cooling system, the pressure is fully consumed when cooling liquid passes through a galvanic pile, a condenser and various pipelines after coming out of the water pump and reaches the integrated deionizing device, the pressure is very low, the flow speed is reduced when the cooling liquid enters a shell 16 with larger flux for ion removal, the filtering resistance can be reduced to be very low under the condition of keeping necessary flow, one path of cooling liquid coming out of the galvanic pile flows through a second liquid inlet 7 and enters the shell 16, an exhaust pipe of the condenser is connected with a first liquid inlet 6, the discharged liquid or gas completes gas-liquid separation in the shell 16, the liquid is converged into a cooling liquid cache cavity 2 and flows through a filter bag 1 and then is filtered by a filter material in the filter bag to remove conductive ions, after solid impurities are filtered by a water outlet filter screen 13, the filtered solid impurities enter the next part of a cooling system loop from a liquid outlet 9, redundant gas in a cooling liquid buffer cavity 2 can be discharged from a liquid filling port cover 3 provided with a pressure relief exhaust device when the liquid in the cooling liquid buffer cavity 2 is full, the redundant gas can be discharged from an overflow port 17, when the cooling liquid is too low to be lower than the lowest liquid level line or needs to be filled with the cooling liquid, the cooling liquid can be filled by a liquid filling port 18, when a filter material needs to be newly added or replaced, the filter bag 1 can be conveniently replaced by a filling port 15, even if the filter bag 1 is soaked in the cooling liquid, the filter material can be recycled and reused, when needed, a liquid outlet end cover 4 of the liquid outlet 9 can be opened, the water outlet filter screen 13 is taken out for cleaning and then reused, and the resistance of the integrated deionization device can be reduced, thereby improve system efficiency, this structure can avoid cooling system to install solid impurity filter additional, this integrated form deionization unit's filter bag is after putting into use, no matter be in operating condition or shutdown state all be in minimum liquid level below always, soak in the coolant liquid, can not lead to the filter material dehydration to cause the damage breakage because of shutting down, this integrated form deionization unit's filter material filter bag holds the chamber and designs into the function of hindering light, no matter operating condition or shutdown state can all protect the filter material not receive the light damage and degrade.
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 (10)
1. The utility model provides a fuel cell cooling system integrated form deionization device, includes filter bag (1) and second filter bag apron (19), its characterized in that: the filter bag is characterized in that a first filter bag cover plate (10) is arranged at the upper end of the filter bag (1), a shell (16) is arranged at the upper end of the first filter bag cover plate (10), a liquid level identification line (8) is arranged on the surface of the shell (16), a cooling liquid cache cavity (2) is arranged inside the shell (16), a second liquid inlet (7) and a fixed foot (11) are arranged at the right end of the shell (16), a feed inlet (15) is arranged at the upper end of the cooling liquid cache cavity (2), a liquid adding opening (18) is arranged at the upper end of the feed inlet (15), an overflow opening (17) is connected to the left end of the liquid adding opening (18), a liquid adding opening cover (3) is arranged at the upper right end of the liquid adding opening (18), a first liquid inlet (6) is arranged at the upper right end of the cooling liquid cache cavity (2), a filter material accommodating cavity (12) is arranged outside the filter bag (1), and a sealing ring (5, the bottom of sealing washer (5) is equipped with liquid outlet end cover (4), the bottom of liquid outlet end cover (4) is connected with liquid outlet (9).
2. The integrated fuel cell cooling system deionization apparatus as claimed in claim 1, wherein: the middle part of the second filter bag cover plate (19) is provided with a movable feed inlet (20), and the outer side of the movable feed inlet (20) is provided with a through hole (21).
3. The integrated fuel cell cooling system deionization apparatus as claimed in claim 1, wherein: the inside of liquid outlet (9) is equipped with delivery port filter screen (13), and the outside of delivery port filter screen (13) is equipped with delivery port sealing washer (14).
4. The integrated fuel cell cooling system deionization apparatus as claimed in claim 1, wherein: the cross-sectional area of the filter material accommodating cavity (12) is smaller than that of the cooling liquid buffer cavity (2), and the filter material accommodating cavity (12) is located below the lowest liquid level.
5. The integrated deionization unit of the cooling system of the fuel cell as claimed in claim 4, wherein: and a welding structure is arranged between the filter material accommodating cavity (12) and the cooling liquid caching cavity (2).
6. The integrated fuel cell cooling system deionization apparatus as claimed in claim 1, wherein: the filter material accommodating cavity (12) and the cooling liquid cache cavity (2) are separated by a first filter bag cover plate (10) and are communicated with each other through a through hole (21).
7. The integrated fuel cell cooling system deionization apparatus as claimed in claim 1, wherein: the deionization device is arranged at the highest part of the cooling system of the fuel cell.
8. The integrated fuel cell cooling system deionization apparatus as claimed in claim 1, wherein: the filter bag (1) is made of flexible materials, granular resin is filled in the filter bag (1), and the activated carbon fiber can adsorb a filter material of conductive ions.
9. The integrated fuel cell cooling system deionization apparatus as claimed in claim 1, wherein: the sealing ring (5) is made of a high-mesh metal net.
10. The integrated fuel cell cooling system deionization apparatus as claimed in claim 1, wherein: the liquid outlet end cover (4) is connected by a threaded port and a sealing ring (5).
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CN202020367697.7U CN211929625U (en) | 2020-03-18 | 2020-03-18 | Integrated deionization device of fuel cell cooling system |
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CN202020367697.7U CN211929625U (en) | 2020-03-18 | 2020-03-18 | Integrated deionization device of fuel cell cooling system |
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Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN113707907A (en) * | 2021-08-25 | 2021-11-26 | 中国第一汽车股份有限公司 | Integrated fuel cell system and fuel cell automobile |
CN113851675A (en) * | 2021-09-29 | 2021-12-28 | 马勒汽车技术(中国)有限公司 | Deionizing device |
-
2020
- 2020-03-18 CN CN202020367697.7U patent/CN211929625U/en active Active
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN113707907A (en) * | 2021-08-25 | 2021-11-26 | 中国第一汽车股份有限公司 | Integrated fuel cell system and fuel cell automobile |
CN113851675A (en) * | 2021-09-29 | 2021-12-28 | 马勒汽车技术(中国)有限公司 | Deionizing device |
CN113851675B (en) * | 2021-09-29 | 2024-03-22 | 马勒汽车技术(中国)有限公司 | Deionizing device |
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