CN203574058U - Flow battery flow frame and galvanic pile formed by same - Google Patents
Flow battery flow frame and galvanic pile formed by same Download PDFInfo
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- CN203574058U CN203574058U CN201320762364.4U CN201320762364U CN203574058U CN 203574058 U CN203574058 U CN 203574058U CN 201320762364 U CN201320762364 U CN 201320762364U CN 203574058 U CN203574058 U CN 203574058U
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- sealing
- liquid
- out mouth
- reaction zone
- housing
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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 utility model discloses a flow battery flow frame and a galvanic pile formed by the same. The flow frame comprises an outer frame (1) and an inner frame (4) in embedding connection; the outer frame is provided with multiple liquid inlet and outlet ports and runners (7); a liquid inlet and outlet first sealing part (10) is arranged at the periphery of each liquid inlet and outlet and runner; a reaction region first sealing part (9) is arranged inside the outer frame; a reaction region second sealing part (12) and a liquid inlet and outlet port second sealing part (13) are arranged at the other surface, corresponding to the liquid inlet and outlet port first sealing part (10) and the reaction region first sealing part, of the outer frame; liquid inlet and outlet first and second sealing parts and reaction region first and second sealing parts of adjacent flow frames are multiple layers of convex-concave structures capable of being buckled with each other. Sealing for the liquid inlet and outlet ports and runners is formed after the liquid inlet and outlet first sealing parts and the liquid inlet and outlet port second sealing parts of the adjacent flow frame are buckled; sealing for the reaction region is formed after the reaction region first sealing parts and the reaction region second sealing parts of the adjacent flow frame are buckled.
Description
Technical field
The utility model relates to the liquid flow frame structure of the pile of a kind of flow battery liquid flow frame structure and formation thereof, particularly a kind of proton exchange membrane flow battery and the pile of formation thereof.
background technology
At present, the sealing problem of flow battery is a puzzlement flow battery technical problem in useful life always.Liquid stream battery stack of the prior art is at least comprised of two battery units, and each battery unit superposes mutually.The battery pile of flow battery must strictly avoid occurring the seepage of electrolyte, but existing fluid cell electrolyte has corrosivity more, easily leak, the seepage of electrolyte not only affects the use of battery pile, the maintenance cost that increases battery pile, also can cause the deterioration of stack performance and the reduction in life-span.Therefore must sealing between the each structural member between each battery and in monocell.
The monocell of existing flow battery all by the middle of two identical liquid flow frames, adopt sealing rings or sealing gasket by end plate bolt compress barrier film, collector plate forms.The solution leakage phenomenon of battery pile has generation in the contact site of the different monocell parts such as collector plate, liquid flow frame, barrier film.For fear of these contacts site, there is seepage, in prior art, conventionally in corresponding contact site, introduce sealing ring or sealing gasket.But, only use the mode of sealing ring or sealing gasket can not effectively solve the sealing problem of battery pile, still ubiquity of solution leakage phenomenon.And the introducing of sealing ring or sealing gasket correspondingly increased the complexity of assembly technology, improved the manufacturing cost of battery.Thereby sealing ring or sealing gasket inevitably disengage part material pollution electrolyte and affect battery performance because contacting with electrolyte for a long time; Disengage thing and also can promote anode electrolyte crystallization to produce precipitation, thereby stop up runner, make whole system paralysis.
Therefore, there is not the liquid flow frame of solution leakage in the contact site of the different monocell parts such as the brand-new collector plate of not using sealing ring or sealing gasket and can guarantee battery pile that designs that a kind of flow battery uses, liquid flow frame, barrier film, will become very important and meaningful.
Utility model content
In view of above problem, the utility model provides the pile of a kind of flow battery liquid flow frame and formation thereof, its can simple realization the sealing of liquid in-out mouth, runner and reaction zone of flow battery, and dependable performance, easily processing.
For solving the problems of the technologies described above, a kind of technical scheme that the utility model adopts is: a kind of flow battery liquid flow frame, comprise and embed the housing and the inside casing that connect, this housing is provided with multiple liquid in-out mouths and multiple runner, and each liquid in-out mouth is communicated with a runner, the end of each runner arranges undercurrent mouth, and undercurrent mouth is communicated with the reaction zone of being located at liquid flow frame middle part, the surrounding of each liquid in-out mouth and runner arranges liquid in-out mouth the first sealing, and the inner side of this housing is provided with reaction zone the first sealing, the housing another side corresponding with this liquid in-out mouth first sealing and reaction zone the first sealing is provided with reaction zone the second sealing and liquid in-out mouth the second sealing, liquid in-out mouth second sealing of this liquid in-out mouth the first sealing and adjacent liquid flow frame is the multilayer concaveconvex structure that can mutually fasten, reaction zone second sealing of this reaction zone the first sealing and adjacent liquid flow frame is also the multilayer concaveconvex structure mutually fastening, and liquid in-out mouth second sealing of this liquid in-out mouth the first sealing and adjacent liquid flow frame fastens the labyrinth-like of rear formation sealing mutually, thereby realize the sealing to liquid in-out mouth and runner, this reaction zone first sealing (9) forms the labyrinth-like of sealing after mutually fastening with reaction zone second sealing (12) of adjacent liquid flow frame, thereby realize the sealing to reaction zone.
The utility model one preferred implementation is: this liquid in-out mouth first sealing and reaction zone the first sealing are the multi-layer groove body structures that cross section is " W " shape; This reaction zone second sealing and liquid in-out mouth the second sealing are the multilayer shaft of rib structures that cross section is " W " shape.
The utility model one preferred implementation is: this liquid in-out mouth first sealing and reaction zone the first sealing are the multilayer shaft of rib structures that cross section is " W " shape; This reaction zone second sealing and liquid in-out mouth the second sealing are the multi-layer groove body structures that cross section is " W " shape.
The utility model one preferred implementation is: the plurality of liquid in-out mouth and multiple runner are located at the front of housing, and liquid in-out mouth the first sealing and reaction zone the first sealing are located at the front of housing, this reaction zone second sealing and liquid in-out mouth the second sealing are located at the reverse side of housing.
The utility model one preferred implementation is: the plurality of liquid in-out mouth and multiple runner are located at the reverse side of housing, and liquid in-out mouth the first sealing and reaction zone the first sealing are located at the reverse side of housing, this reaction zone second sealing and liquid in-out mouth the second sealing are located at the front of housing.
The utility model one preferred implementation is: this liquid in-out mouth first sealing, reaction zone the first sealing, reaction zone the second sealing and liquid in-out mouth the second sealing are respectively overall ringwise structure.
The utility model also provides a kind of flow cell pile structure, and the liquid stream monocell that it is formed by above-mentioned flow battery liquid flow frame is formed by stacking.
The utility model inside casing embeds in housing.Housing is provided with hermetically-sealed construction, runner etc., and inside casing, only as a kind of structural member, plays sealing collector and barrier film.Housing and inside casing common combination form a complete liquid flow frame assembly with fluid course sealing function.Housing is positive to be carved with cross section with back side surrounding and to be the protruding or recessed structure of the multilayer of " W " shape.During assembling monocell, the concaveconvex structure of " W " shape on front and the back side mutually snaps together and forms labyrinth, produces labyrinth effect, thereby realize, seals.
Compared with prior art, the beneficial effect that the utility model has is: liquid in-out mouth the first sealing and reaction zone the first sealing are set in the one side of the utility model liquid flow frame, reaction zone the second sealing and liquid in-out mouth the second sealing are set on another side, and liquid in-out mouth second sealing of this liquid in-out mouth the first sealing and adjacent liquid flow frame is the multilayer concaveconvex structure that can mutually fasten, reaction zone second sealing of this reaction zone the first sealing and adjacent liquid flow frame is also the multilayer concaveconvex structure mutually fastening, like this, liquid in-out mouth the second sealing at this liquid in-out mouth the first sealing and adjacent liquid flow frame fastens mutually, reaction zone second sealing of this reaction zone the first sealing and adjacent liquid flow frame fastens rear formation labyrinth-like mutually, produce labyrinth effect, thereby realize liquid in-out mouth, the sealing of runner and reaction zone.The utility model fastens mutually at liquid in-out mouth the first sealing and liquid in-out mouth the second sealing, reaction zone the first sealing and reaction zone the second sealing do not need to arrange the hermetically-sealed construction of sealing gasket or sealing ring and so on again while mutually fastening, simplified assembly structure, reduced the quantity of assembly parts, thereby improved efficiency of assembling, saved cost.Meanwhile, can also prevent that the thing that disengages of sealing ring from polluting anti-battery electrolyte, affect battery performance.
Generally speaking, the utility model is simple in structure, and process technology easily realizes, and need not increase complicated unnecessary obturator, can realize long-time sealing, has saved installation time and material, has reduced cost.
Accompanying drawing explanation
Below in conjunction with drawings and Examples, the utility model is further described.
Fig. 1 is the semi-simple battery explosion figure of the utility model liquid flow frame composition.During assembling, between housing 1 and inside casing 4 setting-in collector 3, inside casing 4 has been installed barrier film 5 above, electrode 2 is placed on the both sides of collector 3.
Fig. 2 is the sectional view of the pile that forms of multiple monocells that forms of the utility model liquid flow frame.
Fig. 3 is the utility model liquid flow frame sealing position schematic diagram, and reaction zone the first sealing 9, liquid in-out mouth first sealing 10 two parts are divided in liquid flow frame sealing position as shown in the figure.The effect of reaction zone the first sealing 9 is to coordinate with reaction zone the second sealing 12, realizes the hydraulic seal in reaction zone 8, prevents the fluid seepage of reaction zone 8.The effect of liquid in-out mouth the first sealing 10 is to coordinate the hydraulic seal in liquid in-out mouth 6 and runner 7 with liquid in-out mouth the second sealing 13.
Fig. 4 is the utility model liquid flow frame liquid in-out mouth sealing position enlarged drawing.In liquid in-out mouth the first sealing 10, have roundabout flow channel for liquids 7, the end of runner 7 is connected with undercurrent mouth 11.
Fig. 5 is the cross section enlarged drawing of the pile of multiple monocells stack compositions of the utility model liquid flow frame formation, the effect of the undercurrent mouth 11 being connected with runner 7 in figure is that the liquid that liquid inlet and outlet 6 is flow to, flows out is introduced, drawn reaction zone, thereby the liquid stream of flow battery can be flowed smoothly.
Fig. 6 is the positive sealing of the utility model liquid flow frame housing schematic diagram.
Fig. 7 is the positive sealing of the utility model liquid flow frame housing partial enlarged drawing.
Fig. 8 is the utility model liquid flow frame housing sealing backside partial enlarged drawing.
In figure: 1. housing, 2. electrode, 3. collector, 4. inside casing, 5. barrier film, 6. liquid in-out mouth, 7. runner, 8. reaction zone, 9. reaction zone the first sealing, 10. liquid in-out mouth the first sealing, 11. undercurrent mouths, 12. reaction zone the second sealings, 13. liquid in-out mouth the second sealings.
Embodiment
As Figure 1-Figure 8, the liquid flow frame of the utility model flow battery comprises a housing 1 and an inside casing 4, and inside casing 4 embeds in housing 1, complete liquid flow frame assembly with fluid course sealing function of housing 1 and the common composition of inside casing 4.This housing 1 is provided with multiple liquid in-out mouths 6, and each liquid in-out mouth 6 is communicated with a roundabout runner 7, and the end of runner 7 arranges undercurrent mouth 11, and undercurrent mouth 11 is communicated with the reaction zone 8 of being located at liquid flow frame middle part.The surrounding of each liquid in-out mouth 6 and runner 7 is provided for being sealed into liquid in-out mouth first sealing 10 of liquid outlet and runner liquid.The inner side of this housing 1 is also provided with reaction zone the first sealing 9 for sealed reaction district liquid.The another side of the housing 1 corresponding with this liquid in-out mouth first sealing 10 and reaction zone the first sealing 9 is provided with reaction zone the second sealing 12 and liquid in-out mouth the second sealing 13.
In the embodiment shown in diagram, this liquid in-out mouth first sealing 10 and reaction zone the first sealing 9 are respectively entirety ringwise, and cross section is the multi-layer groove body structure of " W " shape, even if there is like this partially liq to leak, also need just can overflow through multi-layer sealed groove, further guaranteed sealing effectiveness.This reaction zone second sealing 12 and liquid in-out mouth the second sealing 13 be entirety ringwise, and cross section is the multilayer shaft of rib structure of " W " shape, and this reaction zone second sealing 12 and liquid in-out mouth the second sealing 13 fasten mutually with this reaction zone first sealing 9 and liquid in-out mouth the first sealing 10 respectively, form labyrinth-like sealing.
Although in illustrated embodiment, this liquid in-out mouth first sealing 10 and reaction zone the first sealing 9 are respectively the multi-layer groove body structure that cross section is " W " shape, this reaction zone second sealing 12 and liquid in-out mouth the second sealing 13 are multilayer shaft of rib structures that cross section is " W " shape, but the utility model is not limited to this, such as, this liquid in-out mouth first sealing 10 and reaction zone the first sealing 9 also can be respectively the multilayer shaft of rib structure that cross section is " W " shape, this reaction zone second sealing 12 and liquid in-out mouth the second sealing 13 also can be the multi-layer groove body structure that cross section is " W " shape
Generally speaking, this liquid in-out mouth 6 and runner 7 are located at the front of housing 1, thereby this reaction zone first sealing 9 and liquid in-out mouth the first sealing 10 operated by rotary motion are in the front of housing 1.This reaction zone second sealing 12 and 13 of liquid in-out mouth the second sealings are arranged at the reverse side of housing 1.But be also not limited to this, such as, this liquid in-out mouth 6 and runner 7 also can be located at the reverse side of housing 1, thereby this reaction zone first sealing 9 and liquid in-out mouth the first sealing 10 operated by rotary motion are at the reverse side of housing 1.This reaction zone second sealing 12 and 13 of liquid in-out mouth the second sealings are arranged at the front of housing 1.
In the interior installing electrodes 2 of inside casing 4 and the collector plate 3 of the utility model liquid flow frame, and form reaction zone 8, pack electrolyte into, can form liquid stream monocell.As shown in Figure 5, multiple liquid stream monocell stacks that formed by the utility model liquid flow frame are formed to pile.During stack, the liquid in-out mouth of liquid flow frame the first sealing 10 and reaction zone the first sealing 9 are fastened mutually with liquid in-out mouth the second sealing 13 and reaction zone second sealing 12 of adjacent liquid flow frame, and between adjacent electrode 2, pad is established barrier film 5, forms pile.
Claims (7)
1. a flow battery liquid flow frame, comprise and embed the housing (1) and the inside casing (4) that connect, it is characterized in that, this housing is provided with multiple liquid in-out mouths (6) and multiple runner (7), and each liquid in-out mouth (6) is communicated with a runner (7), the end of each runner (7) arranges undercurrent mouth (11), and undercurrent mouth (11) is communicated with the reaction zone (8) of being located at liquid flow frame middle part, the surrounding of each liquid in-out mouth (6) and runner (7) arranges liquid in-out mouth the first sealing (10), and the inner side of this housing (1) is provided with reaction zone the first sealing (9), the housing another side corresponding with this liquid in-out mouth first sealing (10) and reaction zone the first sealing (9) is provided with reaction zone the second sealing (12) and liquid in-out mouth the second sealing (13), this liquid in-out mouth first sealing (10) is the multilayer concaveconvex structure that can mutually fasten with liquid in-out mouth second sealing (13) of adjacent liquid flow frame, this reaction zone first sealing (9) is also the multilayer concaveconvex structure mutually fastening with reaction zone second sealing (12) of adjacent liquid flow frame, and this liquid in-out mouth first sealing (10) forms the labyrinth-like of sealing after mutually fastening with liquid in-out mouth second sealing (13) of adjacent liquid flow frame, thereby realize the sealing to liquid in-out mouth and runner, this reaction zone first sealing (9) forms the labyrinth-like of sealing after mutually fastening with reaction zone second sealing (12) of adjacent liquid flow frame, thereby realize the sealing to reaction zone.
2. flow battery liquid flow frame according to claim 1, is characterized in that, this liquid in-out mouth first sealing (10) and reaction zone the first sealing (9) are the multi-layer groove body structures that cross section is " W " shape; This reaction zone second sealing (12) and liquid in-out mouth the second sealing (13) are the multilayer shaft of rib structures that cross section is " W " shape.
3. flow battery liquid flow frame according to claim 1, is characterized in that, this liquid in-out mouth first sealing (10) and reaction zone the first sealing (9) are the multilayer shaft of rib structures that cross section is " W " shape; This reaction zone second sealing (12) and liquid in-out mouth the second sealing (13) are the multi-layer groove body structures that cross section is " W " shape.
4. according to the flow battery liquid flow frame described in claim 2 or 3, it is characterized in that, the plurality of liquid in-out mouth (6) and multiple runner (7) are located at the front of housing (1), and liquid in-out mouth the first sealing (10) and reaction zone the first sealing (9) are located at the front of housing (1), this reaction zone second sealing (12) and liquid in-out mouth the second sealing (13) are located at the reverse side of housing (1).
5. according to the flow battery liquid flow frame described in claim 2 or 3, it is characterized in that, the plurality of liquid in-out mouth (6) and multiple runner (7) are located at the reverse side of housing (1), and liquid in-out mouth the first sealing (10) and reaction zone the first sealing (9) are located at the reverse side of housing (1), this reaction zone second sealing (12) and liquid in-out mouth the second sealing (13) are located at the front of housing (1).
6. according to the flow battery liquid flow frame described in any one in claim 1-3, it is characterized in that, this liquid in-out mouth first sealing (10), reaction zone the first sealing (9), reaction zone the second sealing (12) and liquid in-out mouth the second sealing (13) are respectively overall ringwise structure.
7. a flow cell pile, is characterized in that the liquid stream monocell being formed by the flow battery liquid flow frame described in any one in claim 1-6 is formed by stacking.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320762364.4U CN203574058U (en) | 2013-11-28 | 2013-11-28 | Flow battery flow frame and galvanic pile formed by same |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320762364.4U CN203574058U (en) | 2013-11-28 | 2013-11-28 | Flow battery flow frame and galvanic pile formed by same |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203574058U true CN203574058U (en) | 2014-04-30 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320762364.4U Withdrawn - After Issue CN203574058U (en) | 2013-11-28 | 2013-11-28 | Flow battery flow frame and galvanic pile formed by same |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203574058U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103594721A (en) * | 2013-11-28 | 2014-02-19 | 湖南省银峰新能源有限公司 | Flow cell flow frame and formed electric pile |
| CN109428093A (en) * | 2017-08-21 | 2019-03-05 | 上海电气集团股份有限公司 | Liquid flow frame and pile comprising it |
-
2013
- 2013-11-28 CN CN201320762364.4U patent/CN203574058U/en not_active Withdrawn - After Issue
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103594721A (en) * | 2013-11-28 | 2014-02-19 | 湖南省银峰新能源有限公司 | Flow cell flow frame and formed electric pile |
| CN103594721B (en) * | 2013-11-28 | 2015-04-29 | 湖南省银峰新能源有限公司 | Flow cell flow frame and formed electric pile |
| CN109428093A (en) * | 2017-08-21 | 2019-03-05 | 上海电气集团股份有限公司 | Liquid flow frame and pile comprising it |
| CN109428093B (en) * | 2017-08-21 | 2021-07-30 | 上海电气集团股份有限公司 | Liquid flow frame and electric pile comprising same |
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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: 20140430 Effective date of abandoning: 20150429 |