CN201820856U - Novel valve-controlled lead-acid battery - Google Patents
Novel valve-controlled lead-acid battery Download PDFInfo
- Publication number
- CN201820856U CN201820856U CN2010205533550U CN201020553355U CN201820856U CN 201820856 U CN201820856 U CN 201820856U CN 2010205533550 U CN2010205533550 U CN 2010205533550U CN 201020553355 U CN201020553355 U CN 201020553355U CN 201820856 U CN201820856 U CN 201820856U
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- battery
- lead
- novel
- control type
- valve control
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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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- 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
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P70/00—Climate change mitigation technologies in the production process for final industrial or consumer products
- Y02P70/50—Manufacturing or production processes characterised by the final manufactured product
Abstract
The utility model provides a novel valve-controlled lead-acid battery. The battery mainly comprises battery jars (1) and battery covers (2) matched with the battery jars (1); each battery jar adopts a plurality of single cells divided by intermediate walls (5); a pole group (3) filled with electrolyte is further arranged in each single cell; and the distance between the pole plates of each pole group (3) is from 2.1 mm to 2.5 mm. By reducing the distance between the pole plates of each single battery, namely increasing the number of the pole plates of the single cell, the density of meshes on a positive plate grid and a negative plate grid is improved; and the positive plate grid is made of lead-antimony alloy, and the negative plate grid is made of lead-calcium alloy, so that the charging and the discharging characteristics of the battery are greatly improved; the output peak power is larger than 0.3 C3KW; the quick charging capacity is larger than 0.9 C3AH; combination coherence is good; the maximum deviation is lower than 2 percent; the deep cycle service life is prolonged; the oxygen recombination efficiency is almost 100 percent when the float charging voltage of the single cell is 2.35 V during the long-term charging process; the water consumption is greatly reduced; and the maintenance-free performance is very excellent. The battery can be applied to the field of lead-acid batteries for start automobiles, motor vehicles or motorcycles, and standby UPSs (uninterrupted power supply).
Description
Technical field
The field of start type, power type and three kinds of purposes types of standby type that the automobile that the utility model relates to lead acid accumulator is used with, electric vehicle and middle-size and small-size ups power with, motorcycle specifically is meant a kind of novel analysing valve control type lead-acid accumulator battery.
Background technology
Analysing valve control type lead-acid accumulator battery is meant the sealed cell that has (unidirectional, safety) valve, allows gas to escape into outside batteries when the battery internal gas pressure exceeds predetermined value, and does not allow the things such as gas of outside batteries to enter inside battery.This battery or battery pack under normal circumstances be can not add to inside battery electrolytical.
At present, the grid alloy of the analysing valve control type lead-acid accumulator battery on the market mainly is divided into two kinds, and its difference is: a kind of is that positive grid adopts lead-antimony alloy, and negative grid adopts lead-calcium alloy to make; Another kind is that positive grid and negative grid all adopt lead-calcium alloy to make.Positive grid adopts the battery characteristics of lead-antimony alloy to be: it is long to recycle the life-span deeply, but the damage by water consumption is big, maintenance-free performance is poor; Positive grid adopts the battery characteristics of lead-calcium alloy to be: it is short but the damage by water consumption is little to recycle the life-span deeply, and maintenance-free performance is good, causes storage battery to recycle short phenomenon of life-span deeply for this employing lead-calcium alloy, is called " no antimony effect " in the industry.
Because storage battery is repaired the rise of industry in recent years, the positive grid of most producers all adopts lead-antimony alloy to make, it is long that it recycles the life-span, though damage by water is big, but can safeguard it by repairing, as shown in Figure 2, the principle of storage battery reparation is exactly to add pure water or electrolyte by opening external safety valve to internal storage battery, makes it can continue to use.But analysing valve control type lead-acid accumulator battery is not allow to add electrolytical generally speaking, that is to say that the storage battery reparation is a kind of violation operation in fact, has following defective: the first, and the use that violation operation might accumulators brings potential risk; The second, periodic maintenance causes necessarily economically loss to the user, and brings unnecessary trouble.
In addition, the battery case of analysing valve control type lead-acid accumulator battery in the market, battery cover all is to adopt the ABS plastic material to form, be characterized in: battery case and battery cover can only be bonded as one (because the hot melt of ABS is poor) by the method for viscose glue, case hardness is big, rigidity good, bear the internal gas pressure height, but impact resistance is poor, has following defective: first, material than great, unit price is high and use epoxide-resin glue, causes the battery cost bigger; Second, as shown in Figure 1, because the midfeather between each single lattice can not be bored a hole greatly because of ABS fragility, so the connection between the adjacent monomer battery must be adopted bridge welding, the structure of crossing bridge welding as shown in Figure 3, it mainly is to form by oxygen welding, this welding must be finished by manual, thereby the waste great deal of labor, production efficiency is low; The 3rd, the epoxy resin viscose glue is adopted in sealing between battery case and the battery cover, its operating procedure complexity, at first want bonding battery case and battery cover, its less important employing terminal glue carries out hermetic terminal, indicate positive-negative polarity with sign glue more at last, between three viscose glues, also will be heating and curing a period of time respectively that this complicated operations step has reduced production efficiency once more.
The utility model content
Technical problem to be solved in the utility model provides a kind of novel analysing valve control type lead-acid accumulator battery, and it reduces polar plate spacing by increasing single lattice polar plate number, make the charging and discharging of accumulator performance very good, it is long not only to recycle the life-span deeply, and the damage by water consumption is little, and maintenance-free performance is good.
The utility model solves the problems of the technologies described above the technical scheme that is adopted: novel analysing valve control type lead-acid accumulator battery, main by the battery case that is divided into several single lattice by midfeather, and the battery cover that is complementary with battery case is formed, in described each single lattice, also be placed with utmost point group and be marked with electrolyte, described utmost point group is cuboid or square, each single lattice is called a cell like this, in order to make storage battery have more good performance, the polar plate spacing of described utmost point group is 2.1 to 2.5mm.Polar plate spacing is defined as: single lattice battery case thickness of pole plate plane vertical direction equals polar plate spacing divided by pack into the value of sheet number of pole plate of these list lattice.
Described utmost point group is placed at interval by positive plate and negative plate and forms, and also is provided with dividing plate between each positive plate and negative plate.
In order to increase the adhesion of lead plaster and grid, improve the charging and discharging of accumulator performance, the mesh density of described positive plate grid and negative plate grid is 1.7/cm
2To 2.3/cm
2Mesh density is defined as: the mesh number in the grid plane is divided by the value of the grid area of plane.
For further improving the dark cycle life electrical property of storage battery, the grid of described positive plate adopts lead-antimony alloy to be made, and the grid of described negative plate adopts lead-calcium alloy to be made; Described dividing plate adopts the ultra-fine fibre glass cotton, abbreviates the AGM dividing plate as, and is double-deck, and when 100Kpa measured, thickness was between 0.36 to 0.42 millimeter.
In order better to embody the utility model, the relief valve design on described battery cover is built-in safety valve, and the outlet side of described safety valve is positioned on the battery cover sidewall or the top.
In order to enhance productivity, on the midfeather between adjacent two single lattice, also be provided with perforation, and the utmost point group that is positioned at two single lattice connects by the perforation through-wall welding and is one.
Described battery case, battery cover and midfeather all adopt the PP plastic material to be made, and the heat-sealing of described battery case and battery cover is one.
To sum up, the beneficial effects of the utility model are:
(1) the output peak power is big, quick charge capability Strong.Because of adopting the multi-disc pole plate, utmost point group tightly assembles, the battery of same size, battery case list lattice consistent size is an example with the electric vehicle sealed lead acid storage battery: 4 of positive plates, 5 of negative plates are housed in each cell originally, amount to 9, and the utility model is equipped with 6 of positive plates in each cell, and 7 of negative plates amount to 13, the positive plate gross area is original 1.5 times, and polar plate spacing is original 0.692 times.Grid mesh density because of positive/negative plate is big again, and the contact area of grid and lead plaster increases.Consequently: the storage battery Ji Qun Group pole plate gross area increases, polar plate spacing dwindles, the contact area of grid and lead plaster increases and positive grid is a lead-antimony alloy, the resistivity at grid and lead plaster interface reduces and is stable, the superposition of four key elements, so make accumulator internal resistance become very little, the dark charge-discharge performance of storage battery is very good.Its output peak power is greater than 0.3C
3KW, the capacity of quick charge is greater than 0.9C
3AH.This starting for motor vehicle is quickened and the urgent need of charging in short-term is of great significance.
(2) combination high conformity.Because of adopting the tight assembling of multi-disc pole plate and every lattice, utmost point group adds the acid accurate control of amount (its worst error is lower than 0.5%), though every capacity reduces, but the sheet number increases, its total capacity is certain, the deviation of every capacity accounts for total capacity percentage and reduces, in addition acid amount control capacity output again, and every lattice to add acid amount deviation very little.Its result reaches unanimity every lattice capacity, promptly makes up high conformity (its single lattice capacity maximum deviation is less than 2%).This is particularly important for the battery pack that needs high voltage and recycle deeply, as motor vehicle, and the battery pack of electri forklift etc., voltage is all between 48V to 96V, because during the battery pack series-connection charge-discharge, cause overdischarge, reverse charge even during the low discharge of capacity easily; Cause easily during charging and owe charging, this battery can damage very soon and influence life-span of whole battery group.
(3) it is long to recycle the life-span deeply.Tightly assemble because of utmost point group adopts the multi-disc pole plate, positive/negative plate adopts the grid of high mesh density, and positive grid employing lead-antimony alloy, controls the capacity output of battery with accurate sulfuric acid amount.Four key element superposition results have prevented degree of depth overdischarge effectively, and that has guaranteed storage battery recycles the life-span deeply.
(4) maintenance-free performance is good.Valve controlling type accumulator oxygen is compound to be directly proportional with the accumulator plate gross area for the efficient of water, be inversely proportional to polar plate spacing, because of adopting the tight assembling of multi-disc, Ji Qun Group make the compound efficient for water of oxygen of the present utility model near 100% (when single lattice float charge voltage is 2.35V), be that the damage by water consumption is minimum, and built-in safety valve has been accomplished real non-maintaining.
(5) production cost is low.Battery case and battery cover all adopt the PP plastic material to be made, the characteristics of PP material are: density is little, unit price is low, hot melt and shock resistance are good, but case hardness is less, rigidity is good inadequately, the pressure ratio ABS plastic material that bears internal gas is lower, but because the utility model oxygen combined efficiency height, the damage by water consumption is little, and promptly the oxygen that produces in the charging process is reduced to water soon, so internal storage battery gas pressure itself is just less, so adopt the PP plastic material can satisfy demand of the present utility model fully, the little unit price of PP plastic density is low, has reduced production cost.
(6) production efficiency height.Because of being equipped with perforation on the midfeather between per two cells, when cell is connected, adopt the machine through-wall welding to connect, and the sealing between battery case and the battery cover also is to adopt heat sealing machine to carry out the hot melt sealing, Fully-mechanized operation has not only reduced human cost, and has improved operating efficiency.
Description of drawings
Fig. 1 is the structural representation of battery case in the prior art.
Fig. 2 is the structural representation of battery cover in the prior art.
Fig. 3 was for adopting the plan structure schematic diagram of bridge welding between the adjacent monomer battery in the prior art.
Fig. 4 is the structural representation of the utility model battery case.
Fig. 5 is the plan structure schematic diagram that adopts through-wall welding in the utility model between the adjacent monomer battery.
Fig. 6 is the cross section structure schematic diagram of the utility model battery cover internal security valve.
Fig. 7 be not coated with the structural representation that lead plaster is not provided with dividing plate for utmost point group in the utility model.
Fig. 8 for the utility model assemble after integrally-built cross section structure schematic diagram.
Fig. 9 is a realization schematic diagram of the present utility model.
Mark and corresponding parts title in the accompanying drawing: 1-battery case; The 2-battery cover; 3-utmost point group; The 4-safety valve; The 5-midfeather; The 6-perforation; The 7-positive plate; The 8-negative plate; The 9-dividing plate; The 10-electrolyte membrane; The 11-oxygen channel.
Embodiment
Below in conjunction with embodiment and accompanying drawing, the utility model is described in further detail, but execution mode of the present utility model is not limited thereto.
Embodiment
Shown in Fig. 1～9, this novel analysing valve control type lead-acid accumulator battery, mainly be divided into the battery case 1 of several single lattice by midfeather 5, and form with the battery cover 2 that battery case 1 is complementary, described battery case 1, battery cover 2 all adopt the PP plastic material to be made with midfeather 5; In described each single lattice, also be placed with both positive and negative polarity group 3 and be marked with electrolyte, each single lattice battery is called a cell like this, each cell nominal voltage is 2V, analysing valve control type lead-acid accumulator battery as 24V promptly is in series by 12 cells, series connection is through the perforation 6 on the midfeather 5 between adjacent two single lattice, utmost point group 3 in two single lattice connect by 6 through-wall weldings of boring a hole be one, the through-wall welding structure as shown in Figure 5, the polar plate spacing of described utmost point group 3 is 2.1 to 2.5mm.
As seen from Figure 9, described utmost point group 3 is placed at interval with negative plate 8 by positive plate 7 and forms, and also be provided with dividing plate between each positive plate 7 and negative plate 8, the grid of described positive plate 7 adopts lead-antimony alloy to be made, and the grid of described negative plate 8 adopts lead-calcium alloy to be made; The grid of positive plate adopts lead-antimony alloy to guarantee the dark cycle life of storage battery, and described dividing plate adopts superfine glass fibre partition board 9, is the AGM dividing plate with the superfine glass fibre partition board abbreviation in the prior art.
As shown in Figure 7,1.7 to the 2.3/cm of mesh density of the grid of the grid of described positive plate 7 and negative plate 8
2, and the mesh on the grid can be arbitrary shape.
As shown in Figure 6, on described battery cover 2, also be built-in with safety valve 4, the outlet side of described safety valve 4 is positioned on battery cover 2 sidewalls, its primary structure is as follows: comprise that an inside has through hole and the cross section is the base of " protruding " font, shown in Fig. 6 lower part, and be provided with the groove that the cross section that is complementary with " protruding " word base is " recessed " shape in battery cover 2 bottoms, Fig. 6 middle and upper part is divided into the part that battery cover 2 has " recessed " shape groove, also including an end simultaneously is communicated with " recessed " shape groove, the air-vent of the other end and battery cover external communications, safety valve 4 is a resilient serum cap, be placed on " protruding " font seat top, and base is interference fit in " recessed " shape groove, forming the one-way exhaust valve system is safety valve 4.Treat that safety valve 4 promptly is positioned at battery cover 2 inside with after battery cover 2 and the battery 1 heat seal sealing, under the situation of not destroying the cell jar lid, safety valve 4 can't be opened, and also just can't be actually the reparation of violation operation to battery.This mode of built-in safety valve only when guaranteeing that storage battery can reach non-maintaining fully, is just selected by enterprise.
The principle of realization maintenance-free performance of the present utility model is as follows: as shown in Figure 9, this figure is the sectional view with pole plate plane vertical direction, the storage battery of same capability, electric current is identical during charging, the oxygen that produces in unit interval also is identical, and promptly the oxygen generating capacity is directly proportional with charge capacity (AH number).Owing to be tight assembling, and the electrolyte in the AGM dividing plate is undersaturated (being that saturation is slightly less than 100%), undersaturation just has oxygen channel, the oxygen that produces during charging, just can be transferred to negative plate 8 through the oxygen channel 11 on the cotton dividing plate 9 of ultra-fine fibre glass from positive plate 7, generate lead oxide with the lead reaction of negative plate 8, at positive plate 7, also be formed with one deck electrolyte membrane 10 between negative plate 8 and AGM dividing plate, the thickness of electrolyte membrane 10 only has 0.1um, its resistance can be disregarded, lead oxide then with electrolyte in sulfuric acid reaction generate water and lead sulfate, so oxygen finally is and can be reduced to water, it is reduced to, and the speed of water is main to have bigger relation with transport resistance with oxygen in other words from positive pole 7 transmission rates that are transferred to negative pole 8.Oxygen is directly proportional with the gross area of pole plate from anodal 7 transmission rates that are transferred to negative pole 8, be inversely proportional to polar plate spacing, in the utility model cell, the polar plate number is many, and polar plate spacing is little, and the pole plate gross area increases and polar plate spacing dwindles, under the situation of tight assembling, the transmission rate of oxygen is very big, and oxygen also just is easy to be reduced to water, thereby makes the non-maintaining property of storage battery be guaranteed.
In the prior art, because utmost point group polar plate number is few, polar plate spacing is big, the oxygen that produces is not easy to be reduced to water, so press when surpassing the safety valve predetermined value, gas will be outside safety valve be discharged battery, in adopting and bear, it presses bigger ABS plastic material in the battery case lid, purpose is to improve opening pressure, also is on the other hand to wish to reduce the water consumption.In the utility model, because oxygen very easily is reduced to water, the gas of generation itself is just few, and air pressure is just low, presses less PP plastic material just can meet the demands fully in the gas so adopt to bear, and has both reduced cost, has improved operating efficiency again.
The above; only being preferred embodiment of the present utility model, is not that the utility model is done any pro forma restriction, every foundation technical spirit of the present utility model; to any simple modification, the equivalent variations that above embodiment did, all fall within the protection range of the present utility model.
Claims (9)
1. novel analysing valve control type lead-acid accumulator battery, mainly by the battery case (1) that is divided into several single lattice by midfeather (5), and the battery cover (2) that is complementary with battery case (1) is formed, in described each single lattice, also be placed with utmost point group (3) and be marked with electrolyte, it is characterized in that: described utmost point group (3) is cuboid or square, and its polar plate spacing is 2.1mm to 2.5mm.
2. novel analysing valve control type lead-acid accumulator battery according to claim 1 is characterized in that: described utmost point group (3) is placed at interval with negative plate (8) by positive plate (7) and forms, and also is provided with dividing plate between each positive plate (7) and negative plate (8).
3. novel analysing valve control type lead-acid accumulator battery according to claim 2 is characterized in that: described positive plate (7) is 1.7/cm with the mesh density of negative plate (8) grid
2To 2.3/cm
2
4. according to claim 2 or 3 described novel analysing valve control type lead-acid accumulator batteries, it is characterized in that: the grid of described positive plate (7) adopts lead-antimony alloy to be made, and the grid of described negative plate (8) adopts lead-calcium alloy to be made.
5. novel analysing valve control type lead-acid accumulator battery according to claim 2 is characterized in that: described dividing plate (9) adopts the ultra-fine fibre glass cotton, and described dividing plate (9) is double-deck.
6. novel analysing valve control type lead-acid accumulator battery according to claim 1 is characterized in that: also be built-in with safety valve (4) on described battery cover (2), the outlet side of described safety valve (4) is positioned on battery cover (2) sidewall.
7. novel analysing valve control type lead-acid accumulator battery according to claim 1 is characterized in that: also be provided with perforation (6) on the midfeather (5) between adjacent two single lattice, and the utmost point group (3) that is positioned at two single lattice connects by perforation (6) through-wall welding and is one.
8. novel analysing valve control type lead-acid accumulator battery according to claim 1 is characterized in that: described battery case (1), battery cover (2) and midfeather (5) all adopt the PP plastic material to be made.
9. novel analysing valve control type lead-acid accumulator battery according to claim 1 is characterized in that: described battery case (1) is one with battery cover (2) heat-sealing.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010205533550U CN201820856U (en) | 2010-09-30 | 2010-09-30 | Novel valve-controlled lead-acid battery |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010205533550U CN201820856U (en) | 2010-09-30 | 2010-09-30 | Novel valve-controlled lead-acid battery |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201820856U true CN201820856U (en) | 2011-05-04 |
Family
ID=43918799
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010205533550U Expired - Fee Related CN201820856U (en) | 2010-09-30 | 2010-09-30 | Novel valve-controlled lead-acid battery |
Country Status (1)
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|---|---|
| CN (1) | CN201820856U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104134765A (en) * | 2014-07-01 | 2014-11-05 | 甄华伟 | Lock cap on the upper surface of the plug of a liquid adding storage battery |
| CN111129613A (en) * | 2020-01-17 | 2020-05-08 | 陕西凌云蓄电池有限公司 | Novel long-life commercial car lead acid battery |
| CN114243126A (en) * | 2015-02-26 | 2022-03-25 | 达拉米克有限责任公司 | Method for providing a vapor pressure barrier, associated lead-acid battery and vehicle |
-
2010
- 2010-09-30 CN CN2010205533550U patent/CN201820856U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104134765A (en) * | 2014-07-01 | 2014-11-05 | 甄华伟 | Lock cap on the upper surface of the plug of a liquid adding storage battery |
| CN114243126A (en) * | 2015-02-26 | 2022-03-25 | 达拉米克有限责任公司 | Method for providing a vapor pressure barrier, associated lead-acid battery and vehicle |
| CN111129613A (en) * | 2020-01-17 | 2020-05-08 | 陕西凌云蓄电池有限公司 | Novel long-life commercial car lead acid battery |
| CN111129613B (en) * | 2020-01-17 | 2023-06-30 | 陕西凌云蓄电池有限公司 | Commercial car lead-acid storage battery |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20110504 Termination date: 20130930 |