CN202523793U - Equipment for scattering carbon on surface of counter electrode of zinc bromine flow battery - Google Patents
Equipment for scattering carbon on surface of counter electrode of zinc bromine flow battery Download PDFInfo
- Publication number
- CN202523793U CN202523793U CN2012201691253U CN201220169125U CN202523793U CN 202523793 U CN202523793 U CN 202523793U CN 2012201691253 U CN2012201691253 U CN 2012201691253U CN 201220169125 U CN201220169125 U CN 201220169125U CN 202523793 U CN202523793 U CN 202523793U
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- carbon
- sheet material
- pinch rolls
- over pinch
- extrusion die
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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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- Battery Electrode And Active Subsutance (AREA)
- Extrusion Moulding Of Plastics Or The Like (AREA)
Abstract
The utility model discloses equipment for scattering carbon on the surface of a counter electrode of a zinc bromine flow battery. The equipment comprises a twin-screw extruder (1), a sheet extrusion die head (2) and sheet carbon scattering rolling equipment (3); the sheet extrusion die head (2) is fixedly arranged on an extrusion port of the twin-screw extruder (1); and the sheet carbon scattering rolling equipment (3) is connected with the sheet extrusion die head (2). By the equipment for scattering the carbon on the surface of the counter electrode of the zinc bromine flow battery, the counter electrode is extruded, and carbon scattering one-time forming can be finished simultaneously; and the equipment has the advantages of simple preparation process, and high quality, yield, uniformity and stability of a product. An adhesive is not needed to be used, and the influence on the electric conduction performance and corrosion resistance performance of the counter electrode can be avoided.
Description
Technical field
The utility model relates to a kind of zinc bromine flow battery polar board surface and spreads carbon equipment, belongs to zinc bromine flow battery field.
Background technology
Can know that according to zinc bromine flow battery operation principle the specific area and the surface roughness that increase the battery unit pole plate can effectively improve battery performance.Therefore using the conductive plastics pole plate simultaneously, adhere to layer of active carbon, can increase the specific area of pole plate like this, optimize electrical property simultaneously at polar board surface.
Present conventional surface is spread carbon (active carbon) technology and mainly is: behind the plate forming, apply a layer binder at polar board surface, then activated carbon powder evenly is sprinkling upon the surface, after the hot pressing of compression molding appearance is merged, be combined in polar board surface.There are many deficiencies in this method: 1, and preparation section is complicated 2, and operation and hot-forming undesirable meeting cause defective products to increase, and waste greatlyyer by 3, introduce binding agent in the process, possibly impact pole plate electric conductivity and decay resistance.
The utility model content
The purpose of the utility model is, provides a kind of zinc bromine flow battery polar board surface to spread carbon equipment, accomplishes when it can realize that pole plate is extruded and spreads the carbon one-shot forming, and it is simple to have a preparation section, product quality, rate of finished products, homogeneity and the high advantage of stability.And need not to use binding agent, can not impact pole plate electric conductivity and decay resistance.
The technical scheme of the utility model: a kind of zinc bromine flow battery polar board surface spreads carbon equipment; Comprise that double screw extruder, sheet material extrusion die and sheet material spread carbon pressure and extend fully; The sheet material extrusion die is fixedly mounted on the extrusion of double screw extruder, and sheet material spreads carbon pressure and extends fully and be connected with the sheet material extrusion die.
Aforesaid this zinc bromine flow battery polar board surface spreads in the carbon equipment, and said sheet material extrusion die is " T " font, and the shape of the extruding cavity that the sheet material extrusion die is inner also is " T " font.
Aforesaid this zinc bromine flow battery polar board surface spreads in the carbon equipment, also is provided with net-changing device and Melt Pump between sheet material extrusion die and the double screw extruder.
Aforesaid this zinc bromine flow battery polar board surface spreads in the carbon equipment; Said sheet material spread carbon pressure extend comprise frame, stack group, storage carbon groove fully, spread the carbon roller, cooling carry-over pinch rolls group A and cooling carry-over pinch rolls group B; A is identical with the structure of cooling off carry-over pinch rolls group B for stack group, cooling carry-over pinch rolls group, forms by top roll and lower roll that vertical direction is provided with; The stack group is arranged on the sustained height with cooling carry-over pinch rolls group A, and the top of their lower roll all is positioned on the same horizontal plane with the sheet material extrusion die, and the top of the top of the top roll of cooling carry-over pinch rolls group B and cooling carry-over pinch rolls group A lower roll is on same horizontal plane; Spread the carbon roller and be located at the outlet at bottom place of storage carbon groove, they all are located between stack group and the cooling carry-over pinch rolls group A, and the bottom of spreading the carbon roller is higher than the sheet material extrusion die.
Aforesaid this zinc bromine flow battery polar board surface spreads in the carbon equipment, spread the carbon roller under be provided with the carbon dust feeder.
Aforesaid this zinc bromine flow battery polar board surface spreads in the carbon equipment, and top and the left side of cooling carry-over pinch rolls group B are equipped with carbon brush clearly.
Aforesaid this zinc bromine flow battery polar board surface spreads in the carbon equipment, and it is 2mm that the surface of spreading the carbon roller is uniform-distribution with diameter, the groove of degree of depth 1mm.
Aforesaid this zinc bromine flow battery polar board surface spreads in the carbon equipment, and the inside of said stack group, cooling carry-over pinch rolls group A and cooling carry-over pinch rolls group B is equipped with heater.
Compared with prior art, the utility model has been owing to adopted double screw extruder, sheet material extrusion die and sheet material to spread carbon pressure to extend and be equipped with, realized accomplishing when pole plate is extruded and spread the carbon one-shot forming, and it is simple to spread carbon technology than traditional polar board surface.
Because above before pole plate is also not dried fully, carbon being sprinkling upon; And adopt the cooling carry-over pinch rolls to suppress; Can make firm being fixed on the substrate of carbon; Need not to use binding agent, effectively improved the rate of finished products and the product quality of product and reduced waste on the one hand, solved the problem that traditional use bonding agent influences pole plate electric conductivity and corrosion resistance easily on the other hand.
Description of drawings
Fig. 1 is the overall structure sketch map of the utility model;
Fig. 2 is the structural representation of sheet material extrusion die;
Fig. 3 is that sheet material spreads carbon pressure and extends the structural representation that is equipped with;
Fig. 4 is the structural representation that spreads the carbon roller.
Being labeled as in the accompanying drawing: 1-double screw extruder, 2-sheet material extrusion die, 3-sheet material spread carbon pressure and extend fully, the 4-extruding cavity; The 5-frame, 6-stack group, 7-storage carbon groove, 8-spreads the carbon roller; 9-cooling carry-over pinch rolls group A, 10-cooling carry-over pinch rolls group B, 11-carbon dust feeder, the clear carbon brush of 12-; The 13-groove, 14-net-changing device, 15-Melt Pump.
Embodiment
Below in conjunction with accompanying drawing and embodiment the utility model is further described.
The embodiment of the utility model: a kind of zinc bromine flow battery polar board surface spreads carbon equipment; As shown in Figure 1; Comprise that double screw extruder 1, sheet material extrusion die 2 and sheet material spread carbon pressure and extend and be equipped with 3; Sheet material extrusion die 2 is fixedly mounted on the extrusion of double screw extruder 1, and sheet material spreads carbon pressure and extends and be equipped with 3 and be connected with sheet material extrusion die 2.Also be provided with net-changing device 14 and Melt Pump 15 between sheet material extrusion die 2 and the double screw extruder 1.
As shown in Figure 2, sheet material extrusion die 2 is " T " font, and the shape of the extruding cavity 4 of sheet material extrusion die 2 inside also is " T " font.
As shown in Figure 3; Sheet material spread carbon pressure extend be equipped with 3 comprise frame 5, stack group 6, storage carbon groove 7, spread carbon roller 8, cooling carry-over pinch rolls group A9 and cooling carry-over pinch rolls group B10; A9 is identical with the structure of cooling off carry-over pinch rolls group B10 for stack group 6, cooling carry-over pinch rolls group, forms by top roll and lower roll that vertical direction is provided with; Stack group 6 is arranged on the sustained height with cooling carry-over pinch rolls group A9; The top of their lower roll all is positioned on the same horizontal plane with sheet material extrusion die 2, and the top of the top of the top roll of cooling carry-over pinch rolls group B10 and cooling carry-over pinch rolls group A9 lower roll is on same horizontal plane; Spread carbon roller 8 and be located at the outlet at bottom place of storage carbon groove 7, they all are located between stack group 6 and the cooling carry-over pinch rolls group A9, and the bottom of spreading carbon roller 8 is higher than sheet material extrusion die 2.
Spread carbon roller 8 under be provided with carbon dust feeder 11; Top and the left side of cooling carry-over pinch rolls group B10 are equipped with carbon brush 12 clearly.
As shown in Figure 4, it is 2mm that the surface of spreading carbon roller 8 is uniform-distribution with diameter, the groove 13 of degree of depth 1mm.The inside of stack group 6, cooling carry-over pinch rolls group A9 and cooling carry-over pinch rolls group B10 is equipped with heater.
Used double screw extruder 1, net-changing device 14, Melt Pump 15 are the commercially available prod in the present embodiment, can obtain through buying.
A kind of said equipment of the foregoing description that adopts may further comprise the steps the technology that zinc bromine flow battery polar board surface spreads carbon,
Step a, extrusion modling is at first produced the sheet material of moulding through double screw extruder 1, net-changing device 14, Melt Pump 15 and sheet material extrusion die 2;
Step b spills carbon, and formed sheet is in semi-cured state after sheet material extrusion die 2 is extruded, and spreads carbon pressure through sheet material and extends the stack group 6 traction calenderings that are equipped with on 3, and sheet material equably spreads sheet surface through spreading carbon roller 8 with carbon dust when spreading the carbon district then;
Step c, cooling, compacting, after sheet material was accomplished and spread the carbon step, B10 carried out the compacting cooling through cooling carry-over pinch rolls group.
Among the step a, the extrusion temperature of double screw extruder 1 is 200 ℃～210 ℃, and the processing melt pressure is 15mpa～20mpa, and the processing rotating speed is 240rpm～280rpm, and the temperature of sheet material extrusion die 2 is 210 ℃～220 ℃; Among the step b, the temperature of stack group 6 is 90 ℃～100 ℃, and the temperature of cooling carry-over pinch rolls group A9 is 40 ℃～50 ℃; Among the step c, the temperature of cooling carry-over pinch rolls group B10 is 40 ℃～50 ℃.
The linear velocity of stack group 6, cooling carry-over pinch rolls group A9 and cooling carry-over pinch rolls group B10 is 3m/min～6m/min.
The operation principle of the utility model: at first just PE powder and conductive additive and other auxiliary agents carry out premix and mix through mechanical agitation; The powder that mixes is extruded through double screw extruder 1 hot melt, and through 2 extrusion modlings of sheet material extrusion die; Sheet material is in semi-cured state after sheet material extrusion die 2 is extruded; Spread carbon pressure through sheet material and extend the stack group 6 traction calenderings that are equipped with on 3; Sheet material is drawn through spreading the carbon district by cooling carry-over pinch rolls group A9 then; Sheet material spreads 8 rotations of carbon roller when spreading the carbon district, will store up carbon groove 7 interior carbon dusts through the grooves 13 that spread carbon roller 8 surfaces and evenly take sheet surface out of; Sheet material cools off through supercooling carry-over pinch rolls group B10 compacting through spreading after the carbon district spreads carbon.
Claims (8)
1. a zinc bromine flow battery polar board surface spreads carbon equipment; It is characterized in that: comprise that double screw extruder (1), sheet material extrusion die (2) and sheet material spread carbon pressure and extend (3) fully; Sheet material extrusion die (2) is fixedly mounted on the extrusion of double screw extruder (1), and sheet material spreads carbon pressure and extends and be equipped with (3) and be connected with sheet material extrusion die (2).
2. a kind of zinc bromine flow battery polar board surface according to claim 1 spreads carbon equipment, and it is characterized in that: said sheet material extrusion die (2) is " T " font, and the shape of the extruding cavity (4) that sheet material extrusion die (2) is inner also is " T " font.
3. a kind of zinc bromine flow battery polar board surface according to claim 1 spreads carbon equipment, it is characterized in that: also be provided with net-changing device (14) and Melt Pump (15) between sheet material extrusion die (2) and the double screw extruder (1).
4. spread carbon equipment according to claim 1 or 2 or 3 described a kind of zinc bromine flow battery polar board surfaces; It is characterized in that: said sheet material spreads carbon pressure and extends and be equipped with (3) and comprise frame (5), stack group (6), storage carbon groove (7), spread carbon roller (8), cooling carry-over pinch rolls group A (9) and cool off carry-over pinch rolls group B (10); Stack group (6), cooling carry-over pinch rolls group A (9) are identical with the structure of cooling carry-over pinch rolls group B (10), the top roll and the lower roll composition that are provided with by vertical direction; Stack group (6) is arranged on the sustained height with cooling carry-over pinch rolls group A (9); The top of their lower roll all is positioned on the same horizontal plane with sheet material extrusion die (2), and the top of the top of the top roll of cooling carry-over pinch rolls group B (10) and cooling carry-over pinch rolls group A (9) lower roll is on same horizontal plane; Spread carbon roller (8) and be located at the outlet at bottom place of storage carbon groove (7), they all are located at stack group (6) and cool off between the carry-over pinch rolls group A (9), and the bottom of spreading carbon roller (8) is higher than sheet material extrusion die (2).
5. a kind of zinc bromine flow battery polar board surface according to claim 4 spreads carbon equipment, it is characterized in that: spread carbon roller (8) under be provided with carbon dust feeder (11).
6. a kind of zinc bromine flow battery polar board surface according to claim 4 spreads carbon equipment, it is characterized in that: top and the left side of cooling carry-over pinch rolls group B (10) are equipped with carbon brush (12) clearly.
7. a kind of zinc bromine flow battery polar board surface according to claim 4 spreads carbon equipment, it is characterized in that: it is 2mm that the surface of spreading carbon roller (8) is uniform-distribution with diameter, the groove of degree of depth 1mm (13).
8. spread carbon equipment according to claim 5 or 6 or 7 described a kind of zinc bromine flow battery polar board surfaces, it is characterized in that: the inside of said stack group (6), cooling carry-over pinch rolls group A (9) and cooling carry-over pinch rolls group B (10) is equipped with heater.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012201691253U CN202523793U (en) | 2012-04-19 | 2012-04-19 | Equipment for scattering carbon on surface of counter electrode of zinc bromine flow battery |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012201691253U CN202523793U (en) | 2012-04-19 | 2012-04-19 | Equipment for scattering carbon on surface of counter electrode of zinc bromine flow battery |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202523793U true CN202523793U (en) | 2012-11-07 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2012201691253U Withdrawn - After Issue CN202523793U (en) | 2012-04-19 | 2012-04-19 | Equipment for scattering carbon on surface of counter electrode of zinc bromine flow battery |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202523793U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102610833A (en) * | 2012-04-19 | 2012-07-25 | 北京百能汇通科技股份有限公司 | Surface carbon-dispersing process for zinc-bromine flow battery electrode plate and equipment used therefor |
-
2012
- 2012-04-19 CN CN2012201691253U patent/CN202523793U/en not_active Withdrawn - After Issue
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102610833A (en) * | 2012-04-19 | 2012-07-25 | 北京百能汇通科技股份有限公司 | Surface carbon-dispersing process for zinc-bromine flow battery electrode plate and equipment used therefor |
| CN102610833B (en) * | 2012-04-19 | 2014-06-18 | 北京百能汇通科技股份有限公司 | Surface carbon-dispersing process for zinc-bromine flow battery electrode plate and equipment used therefor |
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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: 20121107 Effective date of abandoning: 20140618 |
|
| RGAV | Abandon patent right to avoid regrant |