CN114402704B - 加热组件 - Google Patents
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- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K3/00—Apparatus or processes for manufacturing printed circuits
- H05K3/46—Manufacturing multilayer circuits
- H05K3/4688—Composite multilayer circuits, i.e. comprising insulating layers having different properties
- H05K3/4691—Rigid-flexible multilayer circuits comprising rigid and flexible layers, e.g. having in the bending regions only flexible layers
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60H—ARRANGEMENTS OF HEATING, COOLING, VENTILATING OR OTHER AIR-TREATING DEVICES SPECIALLY ADAPTED FOR PASSENGER OR GOODS SPACES OF VEHICLES
- B60H1/00—Heating, cooling or ventilating [HVAC] devices
- B60H1/22—Heating, cooling or ventilating [HVAC] devices the heat being derived otherwise than from the propulsion plant
- B60H1/2215—Heating, cooling or ventilating [HVAC] devices the heat being derived otherwise than from the propulsion plant the heat being derived from electric heaters
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- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
- H05B3/00—Ohmic-resistance heating
- H05B3/40—Heating elements having the shape of rods or tubes
- H05B3/42—Heating elements having the shape of rods or tubes non-flexible
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24H—FLUID HEATERS, e.g. WATER OR AIR HEATERS, HAVING HEAT-GENERATING MEANS, e.g. HEAT PUMPS, IN GENERAL
- F24H1/00—Water heaters, e.g. boilers, continuous-flow heaters or water-storage heaters
- F24H1/0072—Special adaptations
- F24H1/009—Special adaptations for vehicle systems
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24H—FLUID HEATERS, e.g. WATER OR AIR HEATERS, HAVING HEAT-GENERATING MEANS, e.g. HEAT PUMPS, IN GENERAL
- F24H9/00—Details
- F24H9/18—Arrangement or mounting of grates or heating means
- F24H9/1809—Arrangement or mounting of grates or heating means for water heaters
- F24H9/1818—Arrangement or mounting of electric heating means
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- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
- H05B3/00—Ohmic-resistance heating
- H05B3/02—Details
- H05B3/06—Heater elements structurally combined with coupling elements or holders
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
- H05B3/00—Ohmic-resistance heating
- H05B3/40—Heating elements having the shape of rods or tubes
- H05B3/42—Heating elements having the shape of rods or tubes non-flexible
- H05B3/46—Heating elements having the shape of rods or tubes non-flexible heating conductor mounted on insulating base
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- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K1/00—Printed circuits
- H05K1/02—Details
- H05K1/14—Structural association of two or more printed circuits
- H05K1/147—Structural association of two or more printed circuits at least one of the printed circuits being bent or folded, e.g. by using a flexible printed circuit
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- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
- H05B2203/00—Aspects relating to Ohmic resistive heating covered by group H05B3/00
- H05B2203/002—Heaters using a particular layout for the resistive material or resistive elements
- H05B2203/003—Heaters using a particular layout for the resistive material or resistive elements using serpentine layout
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- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
- H05B2203/00—Aspects relating to Ohmic resistive heating covered by group H05B3/00
- H05B2203/013—Heaters using resistive films or coatings
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- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
- H05B2203/00—Aspects relating to Ohmic resistive heating covered by group H05B3/00
- H05B2203/017—Manufacturing methods or apparatus for heaters
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- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
- H05B2203/00—Aspects relating to Ohmic resistive heating covered by group H05B3/00
- H05B2203/021—Heaters specially adapted for heating liquids
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- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K2201/00—Indexing scheme relating to printed circuits covered by H05K1/00
- H05K2201/05—Flexible printed circuits [FPCs]
- H05K2201/056—Folded around rigid support or component
Abstract
本发明涉及加热组件,具有:冷却剂壳体(1),具有用于冷却剂的流入接口和流出接口(2);加热元件,布置在至少两个对置的壳体壁上且具有能量供应接口(6a、6b);至少三部分的导体电路板(4),其三个部分导体电路板(4a、4b、4c)布置成一排且经由柔性区域(5a、5b)相连,在两个边缘部分导体电路板(4b、4c)上布置功率电子构件和用于与加热元件(3)的能量供应接口(6a、6b)连接的接口,导体电路板(4)借助柔性区域(5a、5b)被弯曲,使得两个边缘部分导体电路板(4b、4c)对置,冷却剂壳体(1)布置在对置的边缘部分导体电路板(4b、4c)之间且加热元件(3)的能量供应接口(6a、6b)与边缘部分导体电路板(4b、4c)的接口电接触。
Description
技术领域
在机动车中电加热装置例如被用作附加加热器,用以补充机动车内部空间和其他部件的主要通过马达废热进行的加热,或者例如还用于实现在车辆静止状态中的加热。电加热装置在具有电驱动器或混合驱动器的车辆中特别重要,在这些车辆中机动车的驱动单元不放出或者不放出足够的废热用于车辆的升温或空气调节。有利的是,如果用于电动车辆或混动车辆的加热装置还适用于:除了给机动车的内部空间供应必需的加热热量之外,还提供针对机动车单个设备部分中所进行的过程所需的热量或者至少提供促进这些过程的热量,例如用于车辆蓄电池的预热。
背景技术
DE 10 2011 057 105 A1公开了一种电加热元件,该电加热元件具有热交换器,该热交换器被构造用于传递热量到待升温的介质上。热交换器具有表面,该表面为了传递热量直接与待升温介质处于连接中。那里,热交换器的表面例如配有多个肋条或者说突出部,用以实现经改善地将热量传递到待升温的介质上。热交换器由具有高热传导能力的材料构成且尤其可以由金属尤其如铝、铜、铝合金或铜合金构成。热交换器被构造用于将热量传递到作为待升温介质的流体上。待升温的介质在此尤其可以是空气或者车辆液体循环中的液体,尤其是冷却液。该热交换器同时构成基底,在其背面借助于涂层技术施加电绝缘层,该电绝缘层具有高的热传导能力。电绝缘层尤其可以由Al2O3构成且可以借助于喷射法尤其借助于热喷射施加。在电绝缘层的背离热交换器的一侧上借助于涂层技术施加传导性电阻层,该传导性电阻层被结构化为一个或多个导体轨道。传导性电阻层被设计成,可将电压加到其上,用以将电能转化成热能。传导性电阻层例如可以通过喷射法施加。传导性电阻层的背离热交换器的一侧又配有电绝缘层,该电绝缘层同样地借助于涂层技术施加。电绝缘层可以由与电绝缘层一样的材料构造,尤其由Al2O3构成。
电加热元件这里例如可以借助于EP 1 459 332 B1中所描述的方法制成。那里公开了一种用于制造传导性电阻层的方法,在该方法中借助于热喷射、等离子喷射、高速火焰喷射、电弧喷射、气焰喷射、激光喷射或冷气喷射将电传导材料施加到非传导的底层上,其中,电传导材料被面式地施加,使由此产生的材料层首先基本上还不具有所期望的形状,且然后将该材料层区域性地去除,使得产生传导性电阻层,该传导性电阻层基本上具有所期望的形状,其中,通过局部的热处理来调节传导性电阻层的局部电阻,以局部引入氧化物到层中的方式。区域性地去除材料层可以借助于激光射线、水射流或者粉末喷砂进行,使得传导性电阻层至少区域性地尤其呈曲折状。
在DE 203 19 024 U1中公开了一种面式加热元件,该面式加热元件被实施为具有多层结构的电阻加热,且该面式加热元件将输入的电能转化成热能且将该热能放出到面式加热元件的载体材料上。载体材料具有平坦的、屈曲的或者多维成形的表面,其中,产生热量的电导体借助于筛网压制法被涂覆到待升温的载体材料上。在电导体之上基于塑料的绝缘层借助于筛网压制法或通过喷涂或通过滚压被涂覆且该绝缘层在最大300℃的温度中被干燥和硬化。载体材料可以由电绝缘材料比如塑料、金属氧化物、金属亚硝酸盐组成或者由电传导载体组成,在前面的制造步骤中例如由釉或玻璃制成的电绝缘覆层被施加到该电传导载体上。但它也可以由电传导材料比如铝、铜或钢组成,其中,在载体材料和产生热量的电导体之间施加基于塑料的绝缘层在载体材料上,该绝缘层在最大300℃的温度中被干燥和硬化。产生热量的电导体可以是由碳传导漆制成的有传导能力的膏体,该碳传导漆具有大于60%的固体含量且除煤粉之外还包含具有优选5至7μm颗粒大小的石墨。绝缘层可以由用于电气构造元件和/或电子构造元件的浸渍漆或焊保护漆或电绝缘漆组成。产生热量的电导体可以被构造成全面式的或被构造为任意几何形状的导体轨道结构。
这里描述的被单侧施加到冷却剂壳体上的加热元件然而经常无法施加所需的加热功率。相反在多侧施加加热元件时能量供应成问题。
发明内容
本发明的任务便在于提出补救措施。
该任务通过根据本发明的加热组件得以解决。
相应地,根据本发明的加热组件被构造成具有:冷却剂壳体,该冷却剂壳体具有用于冷却剂的流入接口和流出接口;加热元件,该加热元件被布置在至少两个相对置的壳体壁上且具有用于能量供应的接口;以及至少三部分的导体电路板,该导体电路板的三个部分导体电路板布置成一排且经由柔性区域彼此连接,其中,在两个边缘部分导体电路板上布置功率电子构件和用于与加热元件的能量供应接口连接的接口,其中,导体电路板借助于柔性区域被弯曲,使得两个边缘部分导体电路板相对置,且其中,冷却剂壳体被布置在相对置的边缘部分导体电路板之间且加热元件的能量供应接口与边缘部分导体电路板的接口处于电接触中。
由此,通过节省位置地布置电子设备使得面积减少且由于将加热元件布置到冷却剂壳体至少两个相对置的侧面上使得加热功率提高。除此之外,两个加热元件都可以非常短地联接到功率电子设备上,其中还可以简单地将用于信号处理的线路部分和用于引导高压的功率电子设备(400V/800V)的线路部分分开。
也可以以简单的方式在另外两个同样相对置的壳体壁上设置其他的加热元件且这些加热元件经由两个其他的边缘部分导体电路板被供应,这两个其他的边缘部分导体电路板同样地与中心的部分导体电路板柔性连接。这样的话导体电路板则在未弯曲的状态下具有十字形的平面图。
在加热组件一有利的设计中,在中间的部分导体电路板上布置逻辑线路。
由此,所有与中间的部分导体电路板相连的边缘导体电路板都可以简单地利用控制信号被供应。
在加热组件的一种设计中,加热元件利用加热棒构成。替代地,加热元件也可以利用喷涂(aufgesprühten)的曲折电阻构成。原则上另外的、上面所描述的加热元件也可行。
附图说明
以下当依照实施例借助于附图详述本发明。其中:
图1示出根据本发明的加热组件和
图2示出三部分的导体电路板。
具体实施方式
图1以示意图的方式示出冷却剂壳体1,该冷却剂壳体具有用于冷却剂的流入接口和流出接口2,然而只示意性地示出了流入接口和流出接口中的一个。
在冷却剂壳体1的上侧面和下侧面布置加热元件3(未详细示出),这些加热元件例如可以被构造为曲折电阻。也可以在前侧和后侧(从图1观察者的视角)且可能地也可以在端面侧设置其他的加热元件。
导体电路板4以三部分的导体电路板示出且因此具有中间的部分导体电路板4a以及两个边缘部分导体电路板4b、4c。这三个部分导体电路板4a、4b、4c经由柔性区域5a、5b彼此连接,这在图2中示意性示出。中间的部分导体电路板4a在该实施例中应配有逻辑电路(和/或模拟电路),用于信号供应和信号处理,而边缘部分导体电路板4b、4c基本上承载功率电子线路。这些部分导体电路板除此之外具有接口5a、5b,利用这些接口这些部分导体电路板与加热元件3的能量供应接口连接,用以给这些加热元件供应能量。
通过图1中所示的加热组件能以此实现非常紧凑、节省位置却仍然高效能的结构。
Claims (4)
1.加热组件,具有
冷却剂壳体(1),所述冷却剂壳体具有用于冷却剂的流入接口和流出接口(2);
加热元件,所述加热元件被布置在至少两个相对置的壳体壁上且具有能量供应接口(6a、6b),
至少三部分的导体电路板(4),所述导体电路板的三个部分导体电路板(4a、4b、4c)布置成一排且经由柔性区域(5a、5b)彼此相连,其中,在两个边缘部分导体电路板(4b、4c)上布置功率电子构件和用于与所述加热元件(3)的能量供应接口(6a、6b)连接的接口,其中,所述导体电路板(4)借助于所述柔性区域(5a、5b)被弯曲,使得所述两个边缘部分导体电路板(4b、4c)相对置,且其中,所述冷却剂壳体(1)被布置在所述相对置的边缘部分导体电路板(4b、4c)之间且所述加热元件(3)的能量供应接口(6a、6b)与所述边缘部分导体电路板(4b、4c)的接口处于电接触中。
2.根据权利要求1所述的加热组件,其中,在中间的部分导体电路板(4a)上布置逻辑线路。
3.根据权利要求1或2所述的加热组件,其中,所述加热元件(3)利用加热棒构成。
4.根据权利要求1或2所述的加热组件,其中,所述加热元件(3)利用喷涂的曲折电阻构成。
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DE102017129026B3 (de) * | 2017-12-06 | 2019-04-18 | Webasto SE | Heizgerät |
FR3075557B1 (fr) * | 2017-12-15 | 2019-11-22 | Sagemcom Broadband Sas | Support de conformation d'une portion flexible d'un circuit imprime flexible |
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EP1459332A2 (de) * | 2001-12-19 | 2004-09-22 | Elias Russegger | Verfahren zum herstellen einer elektrisch leitenden widerstandsschicht sowie heiz- und/oder kuehlvorrichtung |
DE102011057105A1 (de) * | 2011-12-28 | 2013-07-04 | Webasto Ag | Elektrische Fahrzeugheizvorrichtung |
CN105283122A (zh) * | 2012-03-30 | 2016-01-27 | 伊利诺伊大学评议会 | 可共形于表面的可安装于附肢的电子器件 |
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