CN203339249U - Gas conduction structure of lead-acid battery and its lead-acid battery - Google Patents
Gas conduction structure of lead-acid battery and its lead-acid battery Download PDFInfo
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- CN203339249U CN203339249U CN2013203072144U CN201320307214U CN203339249U CN 203339249 U CN203339249 U CN 203339249U CN 2013203072144 U CN2013203072144 U CN 2013203072144U CN 201320307214 U CN201320307214 U CN 201320307214U CN 203339249 U CN203339249 U CN 203339249U
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- 239000002253 acid Substances 0.000 title claims abstract description 51
- 229920003023 plastic Polymers 0.000 claims description 10
- 239000004033 plastic Substances 0.000 claims description 10
- 229920000122 acrylonitrile butadiene styrene Polymers 0.000 claims description 5
- 239000007789 gas Substances 0.000 abstract description 62
- 238000003860 storage Methods 0.000 abstract description 11
- WABPQHHGFIMREM-UHFFFAOYSA-N lead(0) Chemical compound [Pb] WABPQHHGFIMREM-UHFFFAOYSA-N 0.000 abstract description 7
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 abstract description 4
- 239000001257 hydrogen Substances 0.000 abstract description 4
- 229910052739 hydrogen Inorganic materials 0.000 abstract description 4
- 230000005518 electrochemistry Effects 0.000 abstract 1
- 238000010025 steaming Methods 0.000 abstract 1
- 239000000126 substance Substances 0.000 description 5
- 238000003487 electrochemical reaction Methods 0.000 description 3
- 238000004519 manufacturing process Methods 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 238000010292 electrical insulation Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 239000004698 Polyethylene Substances 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- -1 polyethylene Polymers 0.000 description 1
- 229920000573 polyethylene Polymers 0.000 description 1
- 238000004904 shortening Methods 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
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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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Abstract
Description
技术领域technical field
本实用新型属于铅酸蓄电池结构技术领域,提供了一种铅酸蓄电池的导气结构及其铅酸蓄电池。The utility model belongs to the technical field of lead-acid storage battery structure and provides a lead-acid storage battery gas conduction structure and the lead-acid storage battery.
背景技术Background technique
铅酸蓄电池的电化学反应原理就是充电时将电能转化为化学能在电池内储存起来,放电时将化学能转化为电能供给外系统。其充电和放电过程是通过电化学反应完成的,电化学反应式如下:The electrochemical reaction principle of lead-acid batteries is to convert electrical energy into chemical energy for storage in the battery during charging, and convert chemical energy into electrical energy for external systems during discharge. Its charging and discharging process is completed by electrochemical reaction, and the electrochemical reaction formula is as follows:
正极positive electrode
负极negative electrode
从上面反应式可看出,铅酸蓄电池在电池生产充电过程中或终端客户使用过程中,极群内部会产生氢气等气体,产生的气体将从极群底部、端部和中部冒出,然而,由于极群端部的阻力较小,因此,极群端部冒气现象更为严重,气体在冒出过程中将会冲击极群内部正极板、负极板上的铅粉,使铅粉发生软化脱落,缩短铅酸蓄电池寿命,浪费资源。It can be seen from the above reaction formula that during the production and charging of lead-acid batteries or the use of end customers, gases such as hydrogen will be generated inside the pole group, and the generated gas will emerge from the bottom, end and middle of the pole group, however , because the resistance at the end of the pole group is small, the phenomenon of gassing at the end of the pole group is more serious, and the gas will impact the lead powder on the positive and negative plates inside the pole group during the process of escaping, causing the lead powder to Soften and fall off, shorten the life of lead-acid batteries, and waste resources.
实用新型内容Utility model content
本实用新型提供铅酸蓄电池的导气结构,旨在解决现有技术中铅酸蓄电池在使用过程中,产生的气体冲击正极板、负极板上的铅粉,导致铅粉发生软化脱落,缩短铅酸蓄电池寿命的问题。The utility model provides a gas-guiding structure for a lead-acid battery, aiming at solving the problem that the gas generated in the prior art impacts the lead powder on the positive plate and the negative plate during the use of the lead-acid battery, causing the lead powder to soften and fall off, shortening the lead time. Acid battery life issues.
为解决上述技术问题,本实用新型提供的铅酸蓄电池的导气结构,用于导出设于电池壳中极群端部的气体,所述导气结构包括与所述极群端部竖向平行设置的多个导气管,各所述导气管夹设于所述电池壳内壁与所述极群端部之间。In order to solve the above-mentioned technical problems, the gas guide structure of the lead-acid battery provided by the utility model is used to lead out the gas arranged at the end of the pole group in the battery case, and the gas guide structure includes a gas guide structure vertically parallel to the end of the pole group A plurality of air guide tubes are provided, and each of the air guide tubes is sandwiched between the inner wall of the battery case and the end of the electrode group.
具体地,所述导气管管体设有多个供所述气体进入所述导气管内的进气孔。Specifically, the tube body of the air guide tube is provided with a plurality of air inlet holes for the gas to enter the air guide tube.
优选地,所述进气孔的直径为0.5~1mm。Preferably, the diameter of the air inlet hole is 0.5-1 mm.
进一步地,所述导气管的底端比所述极群底部高10~25mm。Further, the bottom end of the air duct is 10-25mm higher than the bottom of the pole group.
具体地,所述导气结构还包括支撑板,所述支撑板上设有通孔,各所述导气管竖直插设或穿设于所述通孔内。Specifically, the air guide structure further includes a support plate, and a through hole is provided on the support plate, and each of the air guide tubes is vertically inserted or passed through the through hole.
进一步地,所述通孔的孔径大于或等于所述导气管的外径。Further, the diameter of the through hole is greater than or equal to the outer diameter of the airway tube.
优选地,所述导气管的端部与所述支撑板相平或高于所述支撑板5~10mm。Preferably, the end of the air duct is equal to the support plate or 5-10mm higher than the support plate.
优选地,所述导气管为薄壁塑料管。Preferably, the air guide tube is a thin-walled plastic tube.
优选地,所述支撑板为ABS塑料板或PP塑料板。Preferably, the support board is an ABS plastic board or a PP plastic board.
一种铅酸蓄电池,包括电池壳和设于所述电池壳内腔的极群,还包括上述的铅酸蓄电池的导气结构。A lead-acid storage battery, comprising a battery case and an electrode group arranged in the inner chamber of the battery case, and also includes the above-mentioned gas guide structure of the lead-acid storage battery.
与现有技术相比,本实用新型提供的铅酸蓄电池的导气结构,用于导出设于电池壳中极群端部的气体,由于极群端部外部阻力较小,冒气现象较为严重,导气管上设置的进气孔为产生的气体提供导气通道,产生的氢气等气体经由进气孔进入到导气管内被排出,导气管夹设在极群端部与电池壳内壁之间,占用空间小,结构简单,实施方便,此外,将导气管的底端设置高于极群的底部,确保极群底部产生的气体也一并被排出,降低气体对正极板和负极板上的铅粉的冲击,延长铅酸蓄电池的使用寿命,节约资源。Compared with the prior art, the gas guiding structure of the lead-acid battery provided by the utility model is used to lead out the gas arranged at the end of the pole group in the battery shell. Since the external resistance of the pole group end is small, the gas leakage phenomenon is more serious , the air intake hole provided on the air guide tube provides a guide channel for the generated gas, and the generated gas such as hydrogen enters the air guide tube through the air intake hole and is discharged. The air guide tube is sandwiched between the end of the electrode group and the inner wall of the battery case , takes up little space, has a simple structure, and is easy to implement. In addition, the bottom end of the gas guide tube is set higher than the bottom of the pole group to ensure that the gas generated at the bottom of the pole group is also discharged, reducing the impact of gas on the positive and negative plates. The impact of lead powder prolongs the service life of lead-acid batteries and saves resources.
附图说明Description of drawings
图1为本实用新型提供铅酸蓄电池的导气结构的结构示意图;Fig. 1 provides the structural representation of the gas conduction structure of lead-acid storage battery for the utility model;
图2为本实用新型提供铅导气管的结构示意图;Fig. 2 provides the structural representation of lead airway for the utility model;
图3为本实用新型提供支撑板的结构示意图。Fig. 3 is a structural schematic diagram of a support plate provided by the present invention.
具体实施方式Detailed ways
为了使本实用新型的目的、技术方案及优点更加清楚明白,以下结合附图及实施例,对本实用新型进行进一步详细说明。应当理解,此处所描述的具体实施例仅仅用以解释本实用新型,并不用于限定本实用新型。In order to make the purpose, technical solution and advantages of the utility model clearer, the utility model will be further described in detail below in conjunction with the accompanying drawings and embodiments. It should be understood that the specific embodiments described here are only used to explain the utility model, and are not intended to limit the utility model.
请一并参见图1至图3,铅酸蓄电池的导气结构1,用于导出设于电池壳2中极群3端部的气体,包括与极群3端部竖向平行设置的多个导气管11,各导气管11夹设于电池壳2内壁与极群3端部之间,结构简单,实施方便,具体地,导气管11可以为一条或多条插设或穿设在电池壳2内壁与极群3之间,占用空间小,增设的导气管11不会影响铅酸蓄电池的正常使用,同时,导气管11为极群3内部产生的气体提供导气通道,产生的氢气等气体进入到导气管11内后,再由铅酸蓄电池上的安全阀排出,降低气体的排出阻力,从而缓解气体对正极板和负极板上的铅粉的冲击,延长铅酸蓄电池的使用寿命,节约资源。Please refer to FIGS. 1 to 3 together. The gas guide structure 1 of the lead-acid battery is used to guide the gas provided at the end of the
具体地,请参见图1与图2,为本实用新型铅酸蓄电池的导气结构提供一具体实施方式,导气管11管体设有多个供气体进入导气管11内的进气孔110,由于极群3端部外部阻力较小,因此,极群3端部冒气现象更为严重,在极群3端部产生大量的气体,气体通过导气管11上设置的进气孔110进入到导气管11内,再被排出,具体地,导气孔11上在靠近极群3端部附近区域,开设的进气孔110的密度较高,远离极群3端部的位置处,可以设置较少的进气孔110,此外,为保证进气量,进气孔110的尺寸不宜过大,可采用微孔结构。Specifically, referring to Fig. 1 and Fig. 2, a specific embodiment is provided for the gas guide structure of the lead-acid battery of the present invention. Since the external resistance at the end of the
优选地,请参见图1与图2,为本实用新型铅酸蓄电池的导气结构提供一具体实施方式,进气孔110的直径为0.5~1mm,极群3端部附近的气体经由进气孔110进入到导气管110内,小尺寸的进气孔110保证气体顺畅进入,且防止铅酸蓄电池内部的杂质进入到导气管11内,堵塞导气管11。Preferably, referring to Fig. 1 and Fig. 2, a specific embodiment is provided for the gas guide structure of the lead-acid battery of the present invention. The hole 110 enters into the air duct 110 , and the small air intake hole 110 ensures the smooth entry of gas, and prevents impurities inside the lead-acid battery from entering the air duct 11 and blocking the air duct 11 .
进一步地,请参见图1,为本实用新型铅酸蓄电池的导气结构提供一具体实施方式,导气管11的底端比极群3底部高10~25mm,便于收集极群3底部冒出的气体,极群3底部产生的气体较少,但是,也会影响铅酸蓄电池内部的正常工作,导气管11的底端与极群3的底部存在高度差,即确保导气管11与电池壳2底部之间存在空隙,根据气体运动学知识,氢气等气体可以进入到导气管11内,再被排出。Further, referring to Fig. 1 , a specific embodiment is provided for the gas conduction structure of the lead-acid storage battery of the present invention. The bottom end of the air conduction pipe 11 is 10-25mm higher than the bottom of the
具体地,请参见图1与图3,为本实用新型铅酸蓄电池的导气结构提供一具体实施方式,导气结构1还包括支撑板12,支撑板12上设有通孔120,导气管11竖直插设或穿设于通孔120内,支撑板12用于支撑固定导气管11,支撑板12与导气管11安装方便,在支撑板12上可以钻孔或设计模具生产带有通孔120的支撑板12,结构简单,便于取材,生产成本较低。Specifically, referring to Fig. 1 and Fig. 3, a specific embodiment is provided for the gas guide structure of the lead-acid battery of the present invention. 11 is vertically inserted or penetrated in the through hole 120. The support plate 12 is used to support and fix the air guide tube 11. The support plate 12 and the air guide tube 11 are easy to install. On the support plate 12, holes can be drilled or mold production belts can be designed. The support plate 12 of the hole 120 has a simple structure, is easy to obtain materials, and has a low production cost.
进一步地,请参见图3,为本实用新型铅酸蓄电池的导气结构提供一具体实施方式,通孔120的孔径大于或等于导气管11的外径,以导气管11顺利穿设通孔120为设计标准,通孔120的孔径不宜比导气管11的外径过大,应确保导气管11不会从通孔120内脱落。Further, referring to Fig. 3 , a specific embodiment is provided for the gas guide structure of the lead-acid storage battery of the present invention, the aperture of the through hole 120 is greater than or equal to the outer diameter of the air guide tube 11, and the through hole 120 is smoothly penetrated by the air guide tube 11 For design standards, the diameter of the through hole 120 should not be too large than the outer diameter of the airway tube 11, and it should be ensured that the airway tube 11 will not fall off from the through hole 120.
优选地,请参见图1,为本实用新型铅酸蓄电池的导气结构提供一具体实施方式,导气管11的端部与支撑板12相平或高于支撑板125~10mm,导气管11的端部应略伸出通孔120,便于安装和固定导气管11,同时,导气管11的高度不宜超出极群3的最高位,避免导气管11与电池壳2直接接触,将无法排气。Preferably, referring to Fig. 1 , a specific embodiment is provided for the gas guide structure of the lead-acid battery of the present invention, the end of the air guide tube 11 is level with the support plate 12 or 125-10mm higher than the support plate, and the end of the air guide tube 11 The end should slightly protrude from the through hole 120 to facilitate installation and fixing of the air duct 11. At the same time, the height of the air duct 11 should not exceed the highest position of the
优选地,请参见图2,为本实用新型铅酸蓄电池的导气结构提供一具体实施方式,导气管11为薄壁塑料管,需要在导气管11开设多个进气孔110,选用薄壁塑料管,可以采用针扎等方式,在导气管11上设置进气孔110,操作方便,且减轻操作工人的劳动强度,提升工作效率。Preferably, referring to Fig. 2 , a specific embodiment is provided for the gas guide structure of the lead-acid battery of the present invention. The air guide tube 11 is a thin-walled plastic tube, and a plurality of air intake holes 110 need to be opened in the air guide tube 11, and thin-walled The plastic tube can be pierced with needles, etc., and the air inlet 110 is provided on the air duct 11, which is easy to operate, reduces the labor intensity of the operator, and improves work efficiency.
优选地,请参见图3,为本实用新型铅酸蓄电池的导气结构提供一具体实施方式,支撑板12为ABS或PP塑料板,由于ABS塑料在一定温度范围内具有良好的抗冲击强度和表面硬度,有较好的尺寸稳定性,一定的耐化学药品性和良好的电气绝缘性,因此,选用ABS塑料板作为支撑板符合使用性能的要求,PP塑料作为通用塑料中最轻的一种,PP塑料具有优良的机械性能和耐热性能,使用温度范围-30℃~140℃。同时具有优良的电绝缘性能和化学稳定性,几乎不吸水,与绝大多数化学品接触不发生作用。该品耐腐蚀,抗张强度30MPa,强度、刚性和透明性都比聚乙烯好,同时,材料成本较低,符合在铅酸蓄电池内部使用的要求。Preferably, referring to Fig. 3, a specific embodiment is provided for the gas guide structure of the lead-acid battery of the present invention, the support plate 12 is an ABS or PP plastic plate, because ABS plastic has good impact strength and Surface hardness, good dimensional stability, certain chemical resistance and good electrical insulation, therefore, the choice of ABS plastic board as the support board meets the requirements of performance, and PP plastic is the lightest one among general plastics , PP plastic has excellent mechanical properties and heat resistance, and the operating temperature range is -30°C to 140°C. At the same time, it has excellent electrical insulation performance and chemical stability, hardly absorbs water, and has no effect in contact with most chemicals. This product is corrosion-resistant, with a tensile strength of 30MPa. Its strength, rigidity and transparency are better than polyethylene. At the same time, the material cost is low, which meets the requirements for use in lead-acid batteries.
本实用新型还提供了铅酸蓄电池,包括电池壳2,该电池壳2内腔设有竖直设立极群3,在电池壳2与极群3之间还设有上述导气结构1。本实用新型提供的铅酸蓄电池由于采用铅酸蓄电池的导气结构1,减少产生气体对极群3的破坏,延长铅酸蓄电池的使用寿命,节约资源。The utility model also provides a lead-acid storage battery, including a
以上所述仅为本实用新型的较佳实施例而已,并不用以限制本实用新型,凡在本实用新型的精神和原则之内所作的任何修改、等同替换和改进等,均应包含在本实用新型的保护范围之内。The above descriptions are only preferred embodiments of the present utility model, and are not intended to limit the present utility model. Any modifications, equivalent replacements and improvements made within the spirit and principles of the present utility model shall be included in this utility model. within the scope of protection of utility models.
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US11456508B2 (en) | 2019-05-15 | 2022-09-27 | Audi Ag | Battery module, high-voltage battery, and motor vehicle |
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Effective date of registration: 20200616 Address after: 421005 Hengyang Ruida power supply Co., Ltd., No.1, Chemical Road, songmu Economic Development Zone, Hengyang City, Hunan Province Patentee after: HENGYANG RITAR POWER Co.,Ltd. Address before: 518103, 9, Fu Qiao second industrial zone, Qiaotou village, Fuyong Town, Shenzhen City, Guangdong, Baoan District Patentee before: SHENZHEN RITAR POWER Co.,Ltd. |
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