CN202917580U - Super lead-acid battery negative plate - Google Patents
Super lead-acid battery negative plate Download PDFInfo
- Publication number
- CN202917580U CN202917580U CN2012203036891U CN201220303689U CN202917580U CN 202917580 U CN202917580 U CN 202917580U CN 2012203036891 U CN2012203036891 U CN 2012203036891U CN 201220303689 U CN201220303689 U CN 201220303689U CN 202917580 U CN202917580 U CN 202917580U
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- Prior art keywords
- lead
- negative plate
- battery
- active substance
- crossbeam
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- Expired - Fee Related
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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
- Y02E60/10—Energy storage using batteries
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- Cell Electrode Carriers And Collectors (AREA)
Abstract
The utility model relates to the technical field of lead-acid storage batteries, in particular to a super lead-acid battery negative plate. A transverse beam is arranged in the negative plate; a lead-out pole lug is arranged above the transverse beam; at least five conductive ribs are arranged below the transverse beam; the conductive ribs are sleeved in terylene casing pipes; active substance is arranged between the terylene casing pipes and the conductive ribs; the active substance adopts a carbon lead composite as a main body, which is formed in a way that a lead sulfate modifying layer is deposited on micropores in the surface of an active carbon material with high specific surface area after the active carbon material is activated and modified; and the negative plate adopts a tubular current collector. By adoption of the tubular electrode plate, the dropping phenomenon of the pasted electrode plate is avoided and a large number of electrons can be enriched on the surface, so that that the battery has high-efficiency receiving capacity during charging and discharging, the electric conductivity of the active substance of the battery can be improved, and the utilization ratio of the active substance of the battery is increased. Due to the tubular structure, the active substance is firmly wrapped in the structure, and loosening and dropping are avoided, so that the service life of the battery is prolonged.
Description
Technical field
The utility model relates to the Lead-acid Battery Technology field, especially a kind of lead-acid ultra-battery negative plate.
Background technology
The large challenge of resource and environment two is so that draw close to " green traffic " and to become very urgent.Zero discharge, pollution-free, noiseless power vehicle has vast potential for future development.The core of power car is electrokinetic cell, and lead-acid battery has cheap compared to the battery of other kinds, aboundresources, recoverable, technology maturation, the advantages such as fail safe height.But traditional lead-acid battery but exists specific energy low, and the short mortal wound that waits the development of restriction lead-acid battery of cycle life is especially as electrokinetic cell, when heavy-current discharge, because the negative pole sulfation is serious, so that the life problems of lead-acid battery highlights more; In addition, active material utilization is low is one of low limiting factor of lead-acid battery specific energy.Therefore, active material utilization and the extending battery life of raising lead-acid battery are significant.
The utility model content
In order to overcome the deficiency of existing technology, the utility model provides a kind of lead-acid ultra-battery negative plate.
The technical scheme that its technical problem that solves the utility model adopts is: a kind of lead-acid ultra-battery negative plate, be provided with crossbeam in the negative plate, the crossbeam top is provided with draws lug, the crossbeam below is placed with at least 5 conduction ribs, conduction rib outer race has the terylene sleeve pipe, terylene sleeve pipe and conduction are furnished with between the rib---by after the activated modification of the absorbent charcoal material of high-specific surface area, deposit the lead sulfate decorative layer at its surface micropore, so plumbous complex of carbon is the active material layer that main body forms, described negative plate employing tubular type collector.
According to another embodiment of the present utility model, comprise that further described absorbent charcoal material is super-activated carbon, activated carbon fiber, carbon black, activated carbon microballon, carbon nano-tube or Graphene.
According to another embodiment of the present utility model, comprise that further described conduction rib end is prismatic.
The beneficial effects of the utility model are, the obscission of grid type plate has been avoided in the employing of the utility model tubular plate, the active carbon material of activated modification high-specific surface area has certain electronics adsorption capacity, the surface can the enriched electronics, make battery that efficient ability to accept be arranged when discharging and recharging, and can improve the conductivity of active investigate things matter in the battery, the active material utilization of battery is improved, tubular structure is wrapped in wherein active material firmly, thereby prevents that loose coming off from prolonging the useful life of battery.
Description of drawings
Below in conjunction with drawings and Examples the utility model is further specified.
Fig. 1 is anode plate schematic diagram of the present utility model;
Fig. 2 is tubular type sectional view of the present utility model;
Among the figure 1, negative plate, 2, crossbeam, 3, lug, 4, the conduction rib, 5, the terylene sleeve pipe, 6, active material layer.
Embodiment
As shown in Figure 1 and Figure 2, a kind of lead-acid ultra-battery negative plate, be provided with crossbeam 2 in the negative plate 1, crossbeam 2 tops are provided with draws lug 3, crossbeam 2 belows are placed with at least 5 conduction ribs 4, conduction rib 4 outer race have terylene sleeve pipe 5, terylene sleeve pipe and conduction are furnished with between the rib---by after the activated modification of the absorbent charcoal material of high-specific surface area, deposit lead sulfate decorative layer, so plumbous complex of carbon at its surface micropore and participate in the active material layer 6 that forms, described negative plate 1 employing tubular type collector.Add absorbent charcoal material on original prescription basis, the prescription of existing negative plate is: lead powder: ultra-fine barium sulfate: lignin: fiber: absorbent charcoal material=1:0.005～0.016:0.003～0.006:0.005～0.016:0.1～0.3.Described absorbent charcoal material is super-activated carbon, activated carbon fiber, carbon black, activated carbon microballon, carbon nano-tube or Graphene.The material of tubular type collector is lead alloy, the tube material polyester material, and tubular is circular.The obscission of grid type plate has been avoided in the employing of tubular plate, thereby has prolonged the cycle life of battery.Described electric rib 7 ends are set to prismatic, and the rib width is determined by bore.
The activation method of modifying of above-mentioned absorbent charcoal material is, take by weighing 100g active carbon 50 ℃ of lower vacuum impregnation 2h in the lead acetate of 1mol/l, behind the suction filtration in the sulfuric acid solution of 1.28g/ml 50 ℃ of vacuum impregnation 5h, in the micropore of active carbon, deposited one deck lead sulfate decorative layer this moment, the washing suction filtration to pH value greater than 6.5,100 ℃ of lower vacuumize 6 hours is finished the activation of active carbon and is modified.Wherein lead acetate concentration is 0.5～1.5mol/l, and sulfuric acid density is 1.0～1.4g/ml.
The active carbon of high-specific surface area consists of conductive network, the enhanced activity electric conductivity of matter, thus improve active material utilization; The active carbon of high-specific surface area strengthens the large current charge ability to accept of pole plate, suppresses the sulfation of pole plate, thereby prolongs the cycle life of battery.
Another embodiment of the present utility model is, negative plate adopts the tubular type collector, comprises crossbeam, and the crossbeam top is provided with draws lug, the described crossbeam below 17 column ribs of arranging, thickness is 0.1～0.3mm, is provided with gap 5～15mm between the adjacent described sheet rib, and sheet rib end is set to rhombus, rib width 1～3mm, current collector material is lead-calcium alloy, the tube material synthetic fibers, and tubular is oval.
The battery of being made by the utility model has and has extended cycle life, and than long 1～2 times of common lead-acid battery, high rate during charging-discharging is good, and the more common lead-acid battery of active material utilization improves more than 20%.
Claims (3)
1. lead-acid ultra-battery negative plate, be provided with crossbeam (2) in the negative plate (1), crossbeam (2) top is provided with draws lug (3), crossbeam (2) below is placed with at least 5 conduction ribs (4), conduction rib (4) outer race has terylene sleeve pipe (5), it is characterized in that, be furnished with between terylene sleeve pipe (5) and the conduction rib (4)---after the activated modification of the absorbent charcoal material of high-specific surface area, deposit the lead sulfate decorative layer at its surface micropore, the plumbous complex of such carbon is the active material layer (6) that main body forms, and described negative plate (1) adopts the tubular type collector.
2. lead-acid ultra-battery negative plate according to claim 1 is characterized in that, described absorbent charcoal material is super-activated carbon, activated carbon fiber, carbon black, activated carbon microballon, carbon nano-tube or Graphene.
3. lead-acid ultra-battery negative plate according to claim 1 is characterized in that, described conduction rib (4) end is prismatic.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012203036891U CN202917580U (en) | 2012-06-27 | 2012-06-27 | Super lead-acid battery negative plate |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012203036891U CN202917580U (en) | 2012-06-27 | 2012-06-27 | Super lead-acid battery negative plate |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202917580U true CN202917580U (en) | 2013-05-01 |
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ID=48165862
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2012203036891U Expired - Fee Related CN202917580U (en) | 2012-06-27 | 2012-06-27 | Super lead-acid battery negative plate |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202917580U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103618067A (en) * | 2013-12-03 | 2014-03-05 | 国家电网公司 | Tubular negative plate of lead-carbon battery |
| CN103618089A (en) * | 2013-12-16 | 2014-03-05 | 中国船舶重工集团公司第七一二研究所 | Modified activated carbon as well as preparation method thereof and method for manufacturing carbon negative plate of super lead-acid battery by using modified activated carbon |
| CN109580735A (en) * | 2018-11-09 | 2019-04-05 | 天能电池集团有限公司 | A method of for evaluating carbon material with lead affinity |
-
2012
- 2012-06-27 CN CN2012203036891U patent/CN202917580U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103618067A (en) * | 2013-12-03 | 2014-03-05 | 国家电网公司 | Tubular negative plate of lead-carbon battery |
| CN103618089A (en) * | 2013-12-16 | 2014-03-05 | 中国船舶重工集团公司第七一二研究所 | Modified activated carbon as well as preparation method thereof and method for manufacturing carbon negative plate of super lead-acid battery by using modified activated carbon |
| CN109580735A (en) * | 2018-11-09 | 2019-04-05 | 天能电池集团有限公司 | A method of for evaluating carbon material with lead affinity |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20130501 Termination date: 20200627 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |