CN114394011A - 无人机电池充电模块及无人机补给系统 - Google Patents
无人机电池充电模块及无人机补给系统 Download PDFInfo
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Abstract
本发明涉及农业机械技术领域,尤其涉及无人机电池充电模块及无人机补给系统,无人机电池充电模块包括充电电池舱、水箱、水循环管路和水冷装置;充电电池舱、水箱与水冷装置通过水循环管路相连通,以使水冷装置将水箱中的水冷却后传输至充电电池舱中,并使充电电池舱中的水传输至水箱中进行冷却;充电电池舱的上方开设有电池放入敞口,用于放入电池以使电池能够浸泡在充电电池舱的水中进行充电。本发明通过将电池浸泡在冷水中进行充电,实现了对电池的强制水冷散热,散热面积更广,散热速度更快,提升了充电效率。无人机补给系统应用该无人机电池充电模块,因而具有与其相应的有益效果。
Description
技术领域
本发明涉及农业机械技术领域,尤其涉及无人机电池充电模块及无人机补给系统。
背景技术
在大型无人化农场作业时,往往需要提高作业设备的工作效率来满足作物时令。目前植保无人机的主要供电形式有多电配多机供电(即多块备用电池供多架无人机进行补给,以下形式以此类推)、多电配单机供电、单电配单机供电。
其中,供给的电池在耗电后需进行充电,而充电过程采用的是传统的空冷散热,电池散热慢,导致充电效率不高,若采用传统的水冷方式,在电池的周围布置冷却水管,不仅结构复杂,而且由于水管与电池之间仍难免存在间隙,不利于热交换,导致散热效果仍然不佳。
发明内容
本发明的目的在于提供无人机电池充电模块,通过将电池浸泡在冷水中进行充电,实现了对电池的强制水冷散热,散热面积更广,散热速度更快,提升了充电效率。
基于此,本发明提供无人机电池充电模块,包括充电电池舱、水箱、水循环管路和水冷装置;
所述充电电池舱、水箱与水冷装置通过所述水循环管路相连通,以使所述水冷装置将所述水箱中的水冷却后传输至充电电池舱中,并使所述充电电池舱中的水传输至水箱中进行冷却;
所述充电电池舱的上方开设有电池放入敞口,用于放入电池以使电池能够浸泡在充电电池舱的水中进行充电。
如上所述的无人机电池充电模块,还包括中转水舱,所述中转水舱与所述充电电池舱相连通,且所述中转水舱底部设有与所述水箱连通的排水口,所述充电电池舱中的水通过所述排水口流向所述水箱。
如上所述的无人机电池充电模块,所述水循环管路上设有阀门,所述阀门位于所述中转水舱的下方,用于控制所述水循环管路的通断。
如上所述的无人机电池充电模块,所述充电电池舱设有多个,所述中转水舱与多个充电电池舱通过一母舱分隔形成。
如上所述的无人机电池充电模块,所述中转水舱的底部垂直设有溢流管,所述溢流管的下端与所述水箱相连通,所述溢流管的上端具有溢流口,所述溢流口的高度低于所述充电电池舱的高度,以使所述充电电池舱中的水从所述溢流口回流至水箱中。
如上所述的无人机电池充电模块,所述充电电池舱的高度低于电池的电池充电接口的高度,以使充电电池舱的水位始终低于电池充电接口的高度。
如上所述的无人机电池充电模块,所述水循环管路包括位于充电电池舱内的供水段,所述供水段上设有与充电电池舱连通的出水孔。
如上所述的无人机电池充电模块,还包括舱盖架、舱盖和舱盖驱动单元,所述舱盖架架设于所述充电电池舱的上方,所述舱盖可横向滑动地设于所述舱盖架上,所述舱盖驱动单元固定在所述舱盖架上,且所述舱盖驱动单元的输出端与所述舱盖连接以驱动所述舱盖滑动进而打开或盖合所述充电电池舱。
实施本发明实施例,具有如下有益效果:
该无人机电池充电模块通过将电池浸泡在冷水中进行充电,电池在充电过程中产生的热量可以直接被充电电池舱中的水带走,实现了强制水冷散热,散热面积更广,散热速度更快,提升了充电效率,进而提高无人机的复飞效率。
本发明还提供无人机补给系统,包括电动拖拉机、逆变器、变压器以及如上所述的无人机电池充电模块,所述电动拖拉机具有用于驱动所述电动拖拉机行进的驱动电源,无人机电池充电模块的充电电池舱上设有充电电路,所述充电电路与所述变压器、逆变器和驱动电源依次电性连接,以使所述驱动电源为所述充电电路供电。
无人机补给系统应用该无人机电池充电模块,因而具有与其相应的有益效果,而且其移动式的充电方式可以根据无人机的作业轨迹,跟随无人机运动至较近位置再进行集中补给,减少空飞时间。
附图说明
为了更清楚地说明本申请实施例中的技术方案,下面将对实施例描述中所需要使用的附图作简单地介绍,显而易见地,下面描述中的附图仅仅是本申请的一些实施例,对于本领域普通技术人员来讲,在不付出创造性劳动的前提下,还可以根据这些附图获得其他的附图。
图1是本发明实施例提供的无人机补给系统的结构示意图。
图2是图1隐藏电动拖拉机后的结构示意图。
图3是图1的无人机电池自动更换模块的结构示意图。
图4是图3的B部放大图。
图5是图1的人机电池充电系统。
图6是图5的俯视图。
图7是图1的药舱盖驱动单元的结构示意图。
图8是图1的无人机电池自动更换模块的原理示意图。
具体实施方式
下面将结合本发明实施例中的附图,对本发明实施例中的技术方案进行清楚、完整地描述,显然,所描述的实施例仅仅是本发明一部分实施例,而不是全部的实施例。基于本发明中的实施例,本领域普通技术人员在没有作出创造性劳动前提下所获得的所有其他实施例,都属于本发明保护的范围。
如图1至图8所示,本发明实施例提供一种无人机电池充电模块,包括充电电池舱31、水箱32、水循环管路33和水冷装置34;充电电池舱31、水箱32与水冷装置34通过水循环管路33相连通,以使水冷装置34将水箱32中的水冷却后传输至充电电池舱31中,并使充电电池舱31中的水传输至水箱32中进行冷却;充电电池舱31的上方开设有电池放入敞口311,用于放入电池400以使电池400能够浸泡在充电电池舱31的水中进行充电。当然,为防止充电电池舱31中的水进入电池400中,电池400至少在浸入水中的部分具有防水效果,其中一种防水方式为在外周涂抹防水涂层。另一方面,为保证充电电池舱31本身不渗漏,以保证机器正常运行,充电电池舱31的外周也可涂抹防水涂层。
该无人机电池充电模块3通过将电池400浸泡在冷水中进行充电,电池400在充电过程中产生的热量可以直接被充电电池舱31中的水带走,实现了对电池的强制水冷散热,散热面积更广,散热速度更快,提升了充电效率,进而提高无人机的复飞效率。经电池测试结果显示在11min内可将电池电量从30%充至95%,比传统的空冷和常规的水冷方式相比充电效果明显增强。
无人机电池充电模块还包括中转水舱35,中转水舱35与充电电池舱31相连通,且中转水舱35底部设有与水箱32连通的排水口351,充电电池舱31中的水通过排水口351流向水箱32。便于更加灵活地控制充电电池舱31中的水位。
充电电池舱31设有多个,中转水舱35与多个充电电池舱31通过一母舱分隔形成。充电电池舱31对电池进行充电时至少保持一个充电电池舱31为空闲状态,用于在无人机电池舱与充电电池舱31中的电池对换时装入无人机电池舱中取出的电池400。
进一步地,中转水舱35的底部垂直设有溢流管350,溢流管350的下端与水箱32相连通,溢流管350的上端具有溢流口352,溢流口352的高度低于充电电池舱31的高度,以使充电电池舱31中的水从溢流口352回流至水箱32中。溢流口352可以在一定范围内调节水位,更优地,能够使得水位保持在安全情况下的最高水位,以保证较好的散热效率,最大限度解决充电电池散热慢导致充电速度慢的问题。
充电电池舱31的高度低于电池400的电池充电接口的高度,以使充电电池舱31的水位始终低于电池充电接口401的高度。有效防止电池充电接口401遇水发生短路。
进一步地,水循环管路33上设有阀门,阀门位于中转水舱35的下方,用于控制水循环管路33的通断。
本实施例中的水循环管路33包括位于充电电池舱31内的供水段331,供水段331上设有与充电电池舱31连通的出水孔。
无人机电池充电模块还包括舱盖架38、舱盖36和舱盖驱动单元37,舱盖架38架设于充电电池舱31的上方,舱盖36可横向滑动地设于舱盖架38上,舱盖驱动单元37固定在舱盖架38上,且舱盖驱动单元37的输出端与舱盖36连接以驱动舱盖36滑动进而打开或盖合充电电池舱31。舱盖36具有防止灰尘泥土进入、减少循环水蒸发等作用。
该无人机电池充电模块3的工作原理阐述如下:
无人机补给系统对应无人机300的作业路线停靠在预设位置,无人机300作业后返航降落在到停机坪10,机械手组件4取下无人机300上的亏电电池,并将亏电电池从电池放入敞口311放入空置的充电电池舱31进行充电;然后机械手组件4再从另一充电电池舱31拔出足电电池,插到无人机电池舱,充电电池舱31并列排放,需从一边依次循环插拔,保证每块电池的充电时间。
该无人机电池充电模块3的强制水冷过程如下:
循环水装在不锈钢水箱32中,在调节好水冷装置34各项参数后,启动水冷装置34,自带水泵的水冷装置34连续抽起循环水,在水冷装置34制冷剂作用下,降温所抽起的循环水,由水循环管路33均匀补给到各个充电电池舱31;另外,在工作时水冷装置34不间断从水箱32中抽取循环水进行降温冷却,将循环水温度控制在相对较低的水平。
需要说明的是,在无人机补给系统移动时,需预先将排水口351的阀门打开,将充电电池舱31的冷却水排出,使充电电池舱31内的水位达到不会被移动所影响的安全水位,以防止水在移动过程中洒出,影响机器安全运行。在无人补给系统移动停止后关闭中转水舱35的下方的阀门,排水口351暂停排水,水冷装置34快速补水,充电电池舱31内的水位快速上升至最高水位由溢流口352排出,保证水位持平,但不能没过电池安全水位。
本实施例还提供一种无人机补给系统,至少包括拖拉机200、逆变器203、变压器202以及如上的无人机电池充电模块,电动拖拉机200具有用于驱动电动拖拉机200行进的驱动电源,无人机电池充电模块的充电电池舱31上设有充电电路310,充电电路310与变压器202、逆变器203和驱动电源依次电性连接,以使驱动电源为充电电路310供电。
无人机补给系统应用该无人机电池充电模块,因而具有与其相应的有益效果,而且其移动式的充电方式可以根据无人机的作业轨迹,跟随无人机运动至较近位置再进行集中补给,减少空飞时间。此外,优选地,该驱动电源采用大容量高压锂电池。通过电动拖拉机自身携带的电源为无人机电池充电,改变传统的采用柴油发电机发电,解决了无人机室外充电发电成本高,污染大的问题。
该无人机补给系统还包括:补给平台100、无人机定位机构1、机械手组件4。电动拖拉机200与补给平台100连接,用于带动补给平台100行进。停机坪10设于补给平台100上。无人机定位机构1设于补给平台100上,用于将无人机300定位。机械手组件4设于补给平台100上,用于将无人机电池充电模块3中已充电完成的电池更换至无人机300中。
本实施例中,所涉及到的驱动单元均可根据需要选用气缸、直线电机、伺服电机与滚珠丝杠组合等。
应当理解的是,本发明中采用术语“第一”、“第二”等来描述各种信息,但这些信息不应限于这些术语,这些术语仅用来将同一类型的信息彼此区分开。例如,在不脱离本发明范围的情况下,“第一”信息也可以被称为“第二”信息,类似的,“第二”信息也可以被称为“第一”信息。此外,术语“中心”、“上”、“下”、“左”、“右”、“竖直”、“水平”、“内”、“外”等指示的方位或位置关系为基于附图所示的方位或位置关系,仅是为了便于描述本发明和简化描述,而不是指示或暗示所指的装置或元件必须具有特定的方位、以特定的方位构造和操作,因此不能理解为对本发明的限制。
以上所述是本发明的优选实施方式,应当指出,对于本技术领域的普通技术人员来说,在不脱离本发明原理的前提下,还可以做出若干改进和变形,这些改进和变形也视为本发明的保护范围。
Claims (9)
1.无人机电池充电模块,其特征在于,包括充电电池舱(31)、水箱(32)、水循环管路(33)和水冷装置(34);
所述充电电池舱(31)、水箱(32)与水冷装置(34)通过所述水循环管路(33)相连通,以使所述水冷装置(34)将所述水箱(32)中的水冷却后传输至充电电池舱(31)中,并使所述充电电池舱(31)中的水传输至水箱(32)中进行冷却;
所述充电电池舱(31)的上方开设有电池放入敞口(311),用于放入电池(400)以使电池(400)能够浸泡在充电电池舱(31)的水中进行充电。
2.根据权利要求1所述的无人机电池充电模块,其特征在于,还包括中转水舱(35),所述中转水舱(35)与所述充电电池舱(31)相连通,且所述中转水舱(35)底部设有与所述水箱(32)连通的排水口(351),所述充电电池舱(31)中的水通过所述排水口(351)流向所述水箱(32)。
3.根据权利要求2所述的无人机电池充电模块,其特征在于,所述水循环管路(33)上设有阀门,所述阀门位于所述中转水舱(35)的下方,用于控制所述水循环管路(33)的通断。
4.根据权利要求2所述的无人机电池充电模块,其特征在于,所述充电电池舱(31)设有多个,所述中转水舱(35)与多个充电电池舱(31)通过一母舱分隔形成。
5.根据权利要求1所述的无人机电池充电模块,其特征在于,所述中转水舱(35)的底部垂直设有溢流管(350),所述溢流管(350)的下端与所述水箱(32)相连通,所述溢流管(350)的上端具有溢流口(352),所述溢流口(352)的高度低于所述充电电池舱(31)的高度,以使所述充电电池舱(31)中的水从所述溢流口(352)回流至水箱(32)中。
6.根据权利要求4所述的无人机电池充电模块,其特征在于,所述充电电池舱(31)的高度低于电池(400)的电池充电接口的高度,以使充电电池舱(31)的水位始终低于电池充电接口的高度。
7.根据权利要求1所述的无人机电池充电模块,其特征在于,所述水循环管路(33)包括位于充电电池舱(31)内的供水段(331),所述供水段(331)上设有与充电电池舱(31)连通的出水孔。
8.根据权利要求1所述的无人机电池充电模块,其特征在于,还包括舱盖架(38)、舱盖(36)和舱盖驱动单元(37),所述舱盖架(38)架设于所述充电电池舱(31)的上方,所述舱盖(36)可横向滑动地设于所述舱盖架(38)上,所述舱盖驱动单元(37)固定在所述舱盖架(38)上,且所述舱盖驱动单元(37)的输出端与所述舱盖(36)连接以驱动所述舱盖(36)滑动进而打开或盖合所述充电电池舱(31)。
9.无人机补给系统,其特征在于,包括电动拖拉机(200)、逆变器(203)、变压器(202)以及如权利要求1-8任一项所述的无人机电池充电模块,所述电动拖拉机(200)具有用于驱动所述电动拖拉机(200)行进的驱动电源,所述无人机电池充电模块的充电电池舱(31)上设有充电电路(310),所述充电电路(310)与所述变压器(202)、逆变器(203)和驱动电源依次电性连接,以使所述驱动电源为所述充电电路(310)供电。
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