CN112335345A - 包括壳体和布置在其中的壳体底部上的电力电子电路的布置结构 - Google Patents

包括壳体和布置在其中的壳体底部上的电力电子电路的布置结构 Download PDF

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CN112335345A
CN112335345A CN201980042018.9A CN201980042018A CN112335345A CN 112335345 A CN112335345 A CN 112335345A CN 201980042018 A CN201980042018 A CN 201980042018A CN 112335345 A CN112335345 A CN 112335345A
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housing
cavity
arrangement
electronic circuit
power electronic
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M·伯尔德娅奴
S·安德蕾
A-R·内格利娜
S·陶贝特
E·I·特里夫
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Vitesco Technologies GmbH
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Vitesco Technologies GmbH
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    • HELECTRICITY
    • H05ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05KPRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
    • H05K7/00Constructional details common to different types of electric apparatus
    • H05K7/20Modifications to facilitate cooling, ventilating, or heating
    • H05K7/20009Modifications to facilitate cooling, ventilating, or heating using a gaseous coolant in electronic enclosures
    • H05K7/20136Forced ventilation, e.g. by fans
    • HELECTRICITY
    • H05ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05KPRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
    • H05K7/00Constructional details common to different types of electric apparatus
    • H05K7/20Modifications to facilitate cooling, ventilating, or heating
    • H05K7/2089Modifications to facilitate cooling, ventilating, or heating for power electronics, e.g. for inverters for controlling motor
    • H05K7/20927Liquid coolant without phase change
    • HELECTRICITY
    • H05ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05KPRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
    • H05K7/00Constructional details common to different types of electric apparatus
    • H05K7/14Mounting supporting structure in casing or on frame or rack
    • H05K7/1422Printed circuit boards receptacles, e.g. stacked structures, electronic circuit modules or box like frames
    • H05K7/1427Housings
    • HELECTRICITY
    • H05ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05KPRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
    • H05K7/00Constructional details common to different types of electric apparatus
    • H05K7/20Modifications to facilitate cooling, ventilating, or heating
    • H05K7/20009Modifications to facilitate cooling, ventilating, or heating using a gaseous coolant in electronic enclosures
    • H05K7/202Air circulating in closed loop within enclosure wherein heat is removed through heat-exchangers
    • HELECTRICITY
    • H05ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05KPRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
    • H05K7/00Constructional details common to different types of electric apparatus
    • H05K7/20Modifications to facilitate cooling, ventilating, or heating
    • H05K7/20218Modifications to facilitate cooling, ventilating, or heating using a liquid coolant without phase change in electronic enclosures
    • H05K7/20254Cold plates transferring heat from heat source to coolant
    • HELECTRICITY
    • H05ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05KPRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
    • H05K7/00Constructional details common to different types of electric apparatus
    • H05K7/20Modifications to facilitate cooling, ventilating, or heating
    • H05K7/20845Modifications to facilitate cooling, ventilating, or heating for automotive electronic casings
    • H05K7/20863Forced ventilation, e.g. on heat dissipaters coupled to components
    • HELECTRICITY
    • H05ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05KPRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
    • H05K7/00Constructional details common to different types of electric apparatus
    • H05K7/20Modifications to facilitate cooling, ventilating, or heating
    • H05K7/20845Modifications to facilitate cooling, ventilating, or heating for automotive electronic casings
    • H05K7/20872Liquid coolant without phase change
    • HELECTRICITY
    • H05ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05KPRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
    • H05K7/00Constructional details common to different types of electric apparatus
    • H05K7/20Modifications to facilitate cooling, ventilating, or heating
    • H05K7/2089Modifications to facilitate cooling, ventilating, or heating for power electronics, e.g. for inverters for controlling motor
    • H05K7/20909Forced ventilation, e.g. on heat dissipaters coupled to components

Abstract

本发明涉及一种布置结构,其包括壳体(1)和布置在该壳体(1)中的壳体底部(2)上的电力电子电路(5、6、7),其中,腔(8)至少形成在该壳体底部(2)中,该腔(8)包括通向该壳体的外部以用于供应和移除冷却剂的连接件(9、10),其中,冷却肋(11)形成在该壳体底部(2)的背离该腔(8)的一侧上,并且其中,由电动机(14)驱动的通风机(12;13)布置在该壳体(1)中,使得其气流通过该冷却肋(11)冷却,并且随后从该电力电子电路(5、6、7)抽取热量。

Description

包括壳体和布置在其中的壳体底部上的电力电子电路的布置 结构
背景技术
DE 10 2007 061 593 A1公开了一种布置结构,其包括壳体和布置在所述壳体中的壳体基部上的电力电子电路,在该布置结构中,冷分配器也被布置在该壳体基部上,在该冷分配器上形成有散热片,并且该冷分配器具有通向壳体外部的连接件,以用于供应和排出冷却液体。风扇形成在壳体中,该风扇优选地由冷却剂流驱动,并且该风扇的气流通过散热片来冷却,并且随后,从电力电子电路吸取热量。电力电子电路的各部件可以经由入流和出流直接连接到冷分配器,以便以这种方式直接被冷却剂冷却。然而,这是非常复杂的。
发明内容
因此,本发明的目的在于详细说明一种布置结构,其包括壳体和布置在所述壳体中的壳体基部上的电力电子电路,该布置结构以更简单和灵活的方式提供了对该电力电子电路的有效冷却。
该目的通过如权利要求1所述的布置结构来实现。从属权利要求中详细说明了有利的改进方案。
因此,在包括壳体和布置在所述壳体中的壳体基部上的电力电子电路的布置结构中,腔至少形成在该壳体基部中,该腔具有通向该壳体外部以用于供应和排出冷却液体的连接件,其中,散热片形成在该壳体基部的背离该腔的一侧上,并且其中,由电动机驱动的风扇布置在该壳体中使得所述风扇的气流被这些散热片冷却,并且随后从该电力电子电路吸取热量。
因此,该电力电子电路被布置在该壳体基部上,该壳体基部充当冷分配器,并且因此,该壳体基部不仅直接冷却这些散热片,而且还直接冷却布置在所述壳体基部上的该电力电子电路的部件。另外,风扇确保了空气循环通过这些散热片并且循环到该电力电子电路。在这种情况下,该风扇由电动机驱动,并且因此独立于冷却剂流。
在根据本发明的布置结构的第一变型中,该电动机布置在该壳体中。结果,不需要引导驱动轴穿过壳体壁。
在根据本发明的布置结构的第二变型中,该电动机布置在该壳体的外部,由此可以在不必打开该壳体的情况下更换该电动机。
这里,该电动机可以有利地布置在壳体壁上。
附图说明
下面将借助附图基于示例性实施例来更详细地解释本发明,在附图中:
图1示出了根据本发明的布置结构的第一变型,
图2示出了根据本发明的布置结构的第二变型,以及
图3示出了根据本发明的布置结构的细节和剖面图,其示出了壳体基部中的腔。
具体实施方式
根据图1的示例性实施例的布置结构具有壳体1,其以敞开状态示出,也就是说没有盖,并且该布置结构具有壳体基部2和壳体壁3。诸如电容器5、功率半导体开关元件6和线圈7之类的电气和电子部件被布置在印刷电路板4上。该电力电子电路例如可以是用于例如机动车中的能量存储装置的传导式或感应式充电的充电电路。印刷电路板4被布置在壳体基部2上。
根据图3,在壳体基部2中形成腔8,该腔8连接到通向壳体外部的冷却剂入口9以及冷却剂出口10。以这种方式,壳体基部2以及因此布置在其上的电力电子电路被冷却,或者从它们吸取热量。
另外,在所示的示例性实施例中,直立地定位在壳体基部2上并突出到壳体1中的散热片11被布置在腔8上方。在这种情况下,散热片11可以相对于彼此以各种角度布置,以便影响风扇12在其流动方向上产生的气流。
在图1的示例性实施例中,风扇12被设计成具有集成式电动机,使得该电动机也被布置在壳体1内。这具有如下优点,即:在风扇12的驱动器和风扇12本身之间不需要联轴器,并且在壳体壁3中也不需要用于驱动轴的通道。
在具有集成式电动机的风扇12的操作期间,空气被引导经过散热片11,这些散热片11被在腔8中流动的冷却剂冷却,并且该空气以可能受散热片11的位置引导的方式被吹到电力电子电路的部件5、6、7,使得它们有利地被冷却或者从它们吸取热量。
包括壳体和布置在所述壳体中的壳体基部上的电力电子电路的根据本发明的布置结构的图2中所示的示例性实施例与图1的变型具有基本上相同的设计,使得相同的部分设有相同的附图标记,并且将不再次描述。
然而,与第一变型对比,这里驱动风扇13的电动机14布置在壳体1的外部位于壳体壁3上,并且借助于联轴器15和被引导穿过壳体壁3的驱动轴来连接到风扇13。
该第二变型具有如下优点,即:在更换电动机14时不必打开壳体1。
图3以放大的细节图示出了散热片11,在这种情况下,这些散热片11与壳体基部2的相对于该壳体的内部界定腔8的部分形成单件。

Claims (4)

1.一种布置结构,包括壳体(1)和布置在所述壳体中的壳体基部(2)上的电力电子电路(5、6、7),
其中,腔(8)至少形成在所述壳体基部(2)中,所述腔(8)具有通向所述壳体外部以用于供应和排出冷却液体的连接件(9、10),
其中,散热片(11)形成在所述壳体基部(2)的背离所述腔(8)的一侧上,
其中,由电动机(14)驱动的风扇(12;13)布置在所述壳体(1)中使得所述风扇的气流被所述散热片(11)冷却,并且随后从所述电力电子电路(5、6、7)吸取热量。
2.根据权利要求1所述的布置结构,其中,所述电动机(14)布置在所述壳体(1)中。
3.根据权利要求1所述的布置结构,其中,所述电动机(14)布置在所述壳体(1)的外部。
4.根据权利要求3所述的布置结构,其中,所述电动机(14)布置在壳体壁(3)上。
CN201980042018.9A 2018-06-22 2019-06-19 包括壳体和布置在其中的壳体底部上的电力电子电路的布置结构 Pending CN112335345A (zh)

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PCT/EP2019/066168 WO2019243409A1 (de) 2018-06-22 2019-06-19 Anordnung mit einem gehäuse und einer darin auf einem gehäuseboden angeordneten leistungselektronikschaltung

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CN101115375A (zh) * 2006-07-25 2008-01-30 富士通株式会社 电子设备
US20080173427A1 (en) * 2007-01-23 2008-07-24 Richard Schumacher Electronic component cooling
CN102270895A (zh) * 2010-06-02 2011-12-07 Ssb风系统两合公司 电力驱动装置
EP2640176A2 (en) * 2012-03-13 2013-09-18 Hamilton Sundstrand Corporation Vapor cycle convective cooling of electronics
CN105101748A (zh) * 2014-05-23 2015-11-25 弗罗纽斯国际有限公司 散热器以及用于具有这种散热器的逆变器的壳体
CN207219278U (zh) * 2017-09-11 2018-04-10 阳光电源股份有限公司 一种电气设备及其散热结构

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