CN103016346A - Electric compressor assembly for automobile air conditioner - Google Patents

Electric compressor assembly for automobile air conditioner Download PDF

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Publication number
CN103016346A
CN103016346A CN2012105443473A CN201210544347A CN103016346A CN 103016346 A CN103016346 A CN 103016346A CN 2012105443473 A CN2012105443473 A CN 2012105443473A CN 201210544347 A CN201210544347 A CN 201210544347A CN 103016346 A CN103016346 A CN 103016346A
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China
Prior art keywords
assembly
region
motor
scroll
controller
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CN2012105443473A
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Chinese (zh)
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张红
彭松柏
徐国富
李军
剧东梅
杨蔚青
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合肥同智机电控制技术股份有限公司
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Priority to CN2012105443473A priority Critical patent/CN103016346A/en
Publication of CN103016346A publication Critical patent/CN103016346A/en

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Abstract

The invention relates to the technical field of an electric automobile air conditioner and particularly relates to an electric compressor assembly for an automobile air conditioner. The electric compressor assembly for the automobile air conditioner comprises a motor assembly integrated in a shell, a scroll plate assembly and a controller, wherein the shell comprises regions A, B and C for containing or distributing the motor assembly, the scroll plate assembly and the controller; an air inlet is arranged on a shaft end shell wall of the region A for containing the motor assembly; an air inlet is communicated with the region A for containing the motor assembly and reaches to the region B of the scroll plate assembly through a connection path between the region A and the region B so as to form an air inlet path of the scroll plate assembly; and an air exhausting opening of the scroll plate assembly is arranged on a housing of the scroll plate assembly. An air sucking opening and an air outlet are oppositely arranged so that heat generated by a power module of a controller and a motor are brought away in a flowing process of a cold medium; and therefore, the heat radiation problem of the controller and the motor is effectively solved.

Description

汽车空调用电动压缩机总成技术领域 Automotive air conditioning compressor with an electric field of assembly technology

[0001] 本发明涉及电动汽车空调技术领域,特别涉及一种汽车空调用电动压缩机总成。 [0001] The present invention relates to an electric car air-conditioning technology, and particularly relates to an automobile air conditioner with electric compressor assembly. 背景技术 Background technique

[0002] 电动汽车由于其节能、环保而成为新能源汽车理想的选择。 [0002] electric vehicles because of its energy-saving, environmental protection and new energy vehicles become the ideal choice. 电动汽车内器件较多且自重又大,可供布置的空间较小,因此电动压缩机总成小型化、轻量化是需要解决的重要课题。 Within the electric vehicle and the weight of the device are more big, for a smaller layout space, an electric compressor assembly smaller, lighter is an important issue to be resolved. 目前国内的生产的电动压缩机总成大部分为分体式结构,电动压缩机和控制器分开布置;中国专利(申请号=201110022809. O)公布了一种汽车空调用一体式无刷永磁有霍尔电动涡旋压缩机总成,将电动压缩机和控制器一体式设计,但是不论是分体式还是一体式,控制器都是靠自然冷却的方式来冷却,在夏季温度较高时,控制器部分很容易因为散热不好而导致高温故障,同时电机在旋转过程中也会产生一定的热量,当热量过高且得不到有 At present, the production of electric compressor assembly of most of the split structure, the electric compressor and the controller is arranged separately; China patent (. Application Number = 201110022809 O) announced an automotive air conditioning with integrated brushless permanent magnet has Hall electric scroll compressor assembly, the electric compressor and controller integrated design, but either split or one-piece, controllers are cooled by natural way to cool down in the summer when higher temperatures, control portion easily because of poor heat dissipation and high temperature leads to failure, while the motor will have a certain amount of heat during rotation, when the heat is too high and there is not

效冷却时,会对电机造成损害。 When the cooling effect, will cause damage to the motor.

发明内容 SUMMARY

[0003] 本发明的目的在于提供一种汽车空调用电动压缩机总成,有效解决控制器、电机的散热问题。 [0003] The object of the present invention is to provide an automobile air conditioner compressor motor assembly, the controller effectively solve the heat problem, the motor.

[0004] 为达到以上效果,本发明采用的技术方案为:一种汽车空调用电动压缩机总成,包括集成在壳体内的电机总成、涡旋盘总成和控制器,电机总成与涡旋盘总成沿轴向相邻顺延布置,壳体包括容纳或布置电机总成、涡旋盘总成和控制器的三个区域A、B、C,容纳控制器的区域C布置在容纳电机总成区域A周壁的侧部,容纳电机总成的区域A的轴端壳壁处设置进气口,进气口与涡旋盘总成分置在电机总成的轴向方向的两端,进气口与容纳电机总成的区域A连通并通过区域A、B之间的连接通路抵达涡旋盘总成所在的区域B构成涡旋盘总成的进气通路,涡旋盘总成的排气口设置在涡旋盘总成的罩壳上。 [0004] To achieve the above effect, the technical solution adopted by the invention are: an automobile air conditioner with electric compressor assembly, comprising a motor integrated in the housing assembly, and a controller scroll assembly, motor assembly and scroll assembly extended axially adjacent arrangement, comprising a housing accommodating motor assembly or arrangement, three regions a scroll assembly and a controller, B, C, the region C is disposed in the receiving controller housed a side portion of the motor assembly region of the peripheral wall, the wall of the housing receiving the motor shaft region a cartridge intake port is provided, and a total intake port disposed in both ends of the scroll component in the axial direction of the motor cartridge, an intake port communicating with the motor assembly receiving area a by the area a, the connection path between the arrival area B where the cartridge B constituting the scroll scroll assembly intake passage scroll assembly an exhaust port provided on the scroll housing assembly.

[0005] 与现有技术相比,本发明存在以下技术效果: [0005] Compared with the prior art, the present invention is the presence of the following technical effects:

[0006] 吸气口与出气口相对布置方式,使得冷媒在流动过程中依次通过区域A、B,尤其是冷媒在冷质状态下经过电机总成、构成区域A的周壁,因此,冷媒流动过程中带走控制器的功率模块以及电机所产生的热量,有效地解决了控制器、电机的散热问题。 [0006] The intake port and the air outlet opposite arrangement, such that the coolant flow passes through the process area A, B, in particular motor assembly through the refrigerant mass in the cold state, the peripheral wall constituting the region A, the refrigerant flow process heat generated in the power module and the controller away generated by the motor, effectively solve heat dissipation problem of the controller, the motor.

附图说明 BRIEF DESCRIPTION

[0007] 图1是本发明的结构示意图; [0007] FIG. 1 is a structural diagram of the present invention;

[0008] 图2是图1的A向示意图; [0008] FIG. 2 is a schematic view of the A;

[0009] 图3是图1的BB剖视图; [0009] FIG. 3 is a sectional view BB of Figure 1;

[0010] 图4是连接器立体结构示意图; [0010] FIG. 4 is a schematic perspective structural connector;

[0011 ] 图5是冷媒流动方向示意图; [0011] FIG. 5 is a schematic view of a refrigerant flow direction;

[0012] 图6是本发明部分部件示意图。 [0012] FIG. 6 is a partially schematic section of the present invention. 具体实施方式 Detailed ways

[0013] 下面结合图1至图6,对本发明做进一步详细叙述: [0013] below with reference to Figures 1 to 6, further detailed description of the present invention:

[0014] 参阅图1-图3,一种汽车空调用电动压缩机总成,包括集成在壳体10内的电机总成20、涡旋盘总成30和控制器40,电机总成20与涡旋盘总成30沿轴向相邻顺延布置,壳体10包括容纳或布置电机总成20、涡旋盘总成30和控制器40的三个区域A、B、C,容纳控制器40的区域C布置在容纳电机总成20区域A周壁的侧部,容纳电机总成20的区域A的轴端壳壁21处设置进气口211,进气口211与涡旋盘总成30分置在电机总成20的轴向方向的两端,进气口211与容纳电机总成20的区域A连通并通过区域A、B之间的连接通路抵达涡旋盘总成30所在的区域B构成涡旋盘总成30的进气通路,涡旋盘总成30的排气口311设置在涡旋盘总成30的罩壳31上。 [0014] Referring to FIGS. 1-3, an automobile air conditioner with electric compressor assembly, comprising a housing 10 integrated in the motor assembly 20, assembly 30 and the scroll controller 40, the motor assembly 20 and scroll assembly 30 is disposed axially adjacent extended, the housing 10 comprises a receiving arrangement or the motor assembly 20, and a controller scroll assembly 30 three areas a, B, C 40, and the controller 40 receiving region C is disposed at a side portion receiving the peripheral wall 20 a motor assembly region, region a motor assembly 20 receiving the axial end of housing wall 21 is provided at the intake port 211, intake port 211 and the scroll assembly 30 minutes disposed in the axial direction of the motor assembly 20 at both ends of the intake port 211 and the cartridge receiving area a of the motor 20 and communicates through the regions a, B connected to the passage between the scroll assembly 30 where the arrival area B scroll assembly constituting the intake passage 30, an exhaust port 30 scroll assembly 311 is disposed in the scroll housing 30 on the cartridge 31. 进气口211、区域A、区域B与排气口311所构成的连通通路,保证了电动压缩机工作过程中,冷媒流动的同时也将区域A以及与区域A相连的区域C进行冷却。 Intake port 211, the region A, region B and the communicating passage 311 constitutes the exhaust port to ensure that during operation of the motor-driven compressor, and also the refrigerant flow region A and a region C and region A is connected to cooling. 容纳电机总成20的区域A的周壁上部构成区域A、C的隔板22,隔板22及隔板22周边向上设置围板41,围板41敞口处设置盖板42,隔板22、围板41及盖板42围成的盒状空腔构成容纳控制器40的区域C。 The peripheral wall of the receiving portion of the motor assembly region constituting the region A 20 A, C separator 22, the separator 22 and the separator 22 disposed outside the dash panel 41 upward, the dash panel 41 is provided at the open cover 42, the spacer 22, dash panel 41 and the cover 42 surrounded by a box-like configuration receiving region of the cavity 40 of the controller C.

[0015] 所述区域A、B之间设有连接器50,如图4所示,所述连接器50为台阶环套状,所述连接器50中部开设的圆孔52处设置轴承232,轴承232与电机总成20中转子23的转轴231的轴颈配合,转轴231的轴端延伸到区域B—侧并与涡旋盘总成30中的动盘32相连,连接器50的大直径环盘的上部边缘处设有缺口51,所述缺口51构成区域A、B之间的连通通路。 [0015] The region A, B between a connector 50, shown in Figure 4, the connector 50 is stepped collar-shaped, circular holes 52 of the connector 50 defines a central bearing 232 is provided, motor assembly 232 and bearing 20 in the rotation shaft 231 is journalled, the shaft 231 of the rotor shaft 23 extends into an area and connected to the B- side scroll assembly 30 of movable platen 32, the connector 50 of the large diameter the upper edge of the ring disk 51 is provided with a notch, the notch 51 constituting the region a, the communication passage between the B. 轴承232的设置,其中间有一定缝隙,已经保证区域A、B之间的连通,但是为了使得连通效果更好,冷媒流通更为顺畅,本实施例中在连接器50上设置了缺口51,并且缺口51与进气口211位于电机总成20设有隔板22的一侧,冷媒在流通过程中,隔板22得到充分冷却,这样使得区域A、C的冷却效果更佳。 Bearing 232 is disposed, wherein there is a certain gap between, has been guaranteed area A, the communication between the B, but in order to make better communication, refrigerant flow more smoothly, the present embodiment has the notches 51 on the connector 50, and the notch 51 and the intake port 20 is provided with motor assembly 211 is located in a side of the separator 22, the refrigerant in the circulation process, the separator 22 is fully cooled, so that the areas a, C is better cooling effect.

[0016] 参阅图1、图3,区域C中主要放置控制40,控制器40有多个组件构成,此处仅提出其中几个,所述区域C内设有背负式安装的控制电路板43和功率电路板44、与隔板22相连的功率模块45,所述控制电路板43采用单排针固定在功率电路板44上,所述功率模块45直接固定在隔板22上或通过散热底座46与隔板22相连。 [0016] Referring to FIG. 1, FIG. 3, region C is placed in the main control 40, the controller 40 constituted with a plurality of components, wherein only a few raised, the region C equipped with a control circuit board 43 mounted piggyback here and a power circuit board 44, the separator 22 is connected to the power module 45, the control circuit board 43 through the cooling base using a single pin fixed to the power circuit board 44, the power module is directly fixed to the partition 45 or 22 46 is connected to the separator 22. 控制电路板43和功率电路板44作为控制器的主要电路部分,合理的安装方式既有助于排布空间的减小,也有利于线路的连接。 The control circuit board 43 and the circuit board 44 as a main power circuit part of the controller, and reasonable installation only help reduce cloth discharge space, but also facilitate connection line. 功率模块45作为控制器40中重要的发热源,将其设置在离隔板接近的地方有利于其散热。 Power module 45 in the controller 40 as an important source of heat, which is provided from the separator closest place to facilitate its cooling.

[0017] 为了更一步的增加冷却效果,在所述的隔板22的两侧设置凹槽23,参阅图3、图6,凹槽23的长度方向与电机总成20的轴向方向一致,凹槽23的两端位于电机总成20的定子24的轴向两端外侧,这样可以保证冷媒的流通路径保持顺畅,凹槽23设置在隔板22位于区域A所在侧的板面上。 [0017] In order to further increase the cooling effect in one step, in the separator 22 disposed on both sides of the groove 23, refer to FIG. 3, FIG. 6, the longitudinal direction of the groove 23 and the axial direction of the motor assembly 20 of the same, both ends of the groove 23 is positioned outside of both axial ends of motor assembly 20 of the stator 24, which can ensure smooth flow path for a refrigerant holding recess 23 is disposed in the region of the separator 22 where the a side of the plate surface.

[0018] 所述区域A的腔形整体上为圆柱形,凹槽23的截面为底部呈圆弧过渡的V形,两个凹槽23a、23b之间的隔板22的中段为圆弧段,该圆弧段与区域A腔体圆柱形相吻合,围板41包括平行与轴向的第一围板411和垂直与轴向的第二围板412,第一围板411、第二围板412各设置两块,彼此相对设置的第一围板411分别处在区域A的周壁的切面位置处,隔板22的截面为等厚度的中部波弧长、两侧波弧段的波纹状。 [0018] The entire region of the upper chamber A cylindrical-shaped, the bottom section of the groove 23 is V-shaped circular arc transition is, two grooves 23a, 23b of the separator 22 between the middle of the arc segment the arc segment region a coincides with a cylindrical cavity, the dash panel 41 includes a first axial direction parallel to the dash panel 411 and the second axial direction perpendicular to the dash panel 412, a first bulkhead 411, a second bulkhead each section is provided at two positions 412, disposed opposite to each other in a first region of the dash panel 411 a peripheral wall, a cross-sectional thickness of the separator 22 is like the arc length of the central wave, the corrugated sides of the wave arc. 此处关于凹槽23与隔板22的结构也可以理解为:所述区域A沿电机总成20的轴向截面为圆形,即区域A的腔形整体上为圆柱形,所述隔板22的中间段221为圆弧段,与所述圆形相吻合;隔板22两侧向A区域外延伸并与围板41相交,隔板22两侧与中间段221构成W形;隔板22两侧与围板41围合构成所述凹槽23,凹槽23与区域A连通。 Herein with respect to the recess 23 and the separator structure 22 may be understood as follows: the region A in the motor assembly 20 is circular in axial section, i.e. the entire region A-shaped cavity is cylindrical, the separator intermediate section 22 is an arc segment 221, coincides with the circular; both sides of the partition 22 extends outwardly and intersects the region a dash panel 41, 22 on both sides of the intermediate section 221 constituting the W-shaped spacer; separator both sides of the dash panel 22 enclosure 41 constituting the recess 23, the recess 23 communicates with the area A. 如上所述的方案设置凹槽23,可以保证电机总成20的容纳空间的完整,同时在确保壳体10强度的前提下,又合理地布置了凹槽23。 Grooves 23 disposed above embodiment can ensure a complete receiving space motor assembly 20, while the premise of ensuring the strength of the housing 10, and a recess 23 arranged rationally.

[0019] 冷媒由进气口211进入,通过区域A至连接器50上的缺口51,电机总成20部分的定子和转子的间隙可以保证冷媒的通过,但是这样冷媒就比较分散,且流通量不够大,设置凹槽23之后,引导冷媒按图5所示的路线进行流通。 [0019] The refrigerant entering from the intake port 211, through the regions A to the notch 51 on the connector 50, the gap of the stator and rotor assembly 20 portion of the motor can be ensured by the refrigerant, but the refrigerant so that it is scattered, and the circulation It is not big enough, then a groove 23 is provided, for guiding the refrigerant flow by the route shown in Fig. 凹槽23通过隔板22与区域C连通,流经凹槽23的冷媒有效对隔板进行冷却,其冷却效果更佳。 Communicating groove 23 through the separator 22 and range C, the refrigerant flows through the grooves of the separator 23 is cooled effectively, better cooling effect. 为了便于理解,图6呈现的是部分零件被拆除的状态,直接可视由进气口211、凹槽23、缺口51、排气口311等构成冷媒通路主要部件。 For ease of understanding, Figure 6 presents the state of some parts being removed, direct visualization of the refrigerant passage of the main components of the intake port 211, the recess 23, the gap 51, the exhaust port 311, and the like.

Claims (6)

1. 一种汽车空调用电动压缩机总成,包括集成在壳体(10)内的电机总成(20)、涡旋盘总成(30)和控制器(40),电机总成(20)与涡旋盘总成(30)沿轴向相邻顺延布置,壳体(10)包括容纳或布置电机总成(20)、涡旋盘总成(30)和控制器(40)的三个区域A、B、C,容纳控制器(40)的区域C布置在容纳电机总成(20)区域A周壁的侧部,其特征在于:容纳电机总成(20 )的区域A的轴端壳壁(21)处设置进气口( 211),进气口( 211)与涡旋盘总成(30 )分置在电机总成(20)的轴向方向的两端,进气口(211)与容纳电机总成(20)的区域A连通并通过区域A、B之间的连接通路抵达涡旋盘总成(30)所在的区域B构成涡旋盘总成(30)的进气通路,涡旋盘总成(30)的排气口(311)设置在涡旋盘总成(30)的罩壳(31)上。 An electric car air conditioner compressor assembly, comprising integrated in the housing (10) of the motor assembly (20), scroll assembly (30) and a controller (40), the motor assembly (20 ) and scroll assembly (30) disposed adjacent to the extended housing (10) comprises a receiving arrangement or the motor assembly (20), scroll assembly (30) and a controller (40) three axially areas a, B, C, receiving the controller (40) is arranged on the side of area C a portion of the peripheral wall of the motor assembly receiving area (20), characterized in that: the shaft end receiving region a motor assembly (20) the housing wall (21) is provided an intake port (211), gas inlet (211) and the scroll assembly (30) split in an axial direction at both ends of the motor assembly (20), the intake port ( intake 211) receiving the motor assembly (20) and through a region a region a, the connection between the path B arrival scroll assembly (30) constituting the region B where the scroll assembly (30) path, scroll assembly (30) an exhaust port (311) disposed on the scroll housing assembly (30) (31).
2.如权利要求1所述的汽车空调用电动压缩机总成,其特征在于:容纳电机总成(20)的区域A的周壁上部构成区域A、C的隔板(22),隔板(22)及隔板(22)周边向上设置围板(41),围板(41)敞口处设置盖板(42),隔板(22)、围板(41)及盖板(42)围成的盒状空腔构成容纳控制器(40)的区域C。 2. The automotive air conditioner according to claim 1 electric compressor assembly, wherein: the peripheral wall portion of the receiving region A motor assembly (20) constituting the regions A, C separator (22), a separator ( 22) and a separator (22) upwardly disposed peripheral cowl (41), a dash panel (41) provided at the open cover (42), a separator (22), a dash panel (41) and the cover (42) around C. into a region of the box-like cavity accommodating configuration controller (40)
3.如权利要求1所述的汽车空调用电动压缩机总成,其特征在于:所述区域A、B之间设有连接器(50),所述连接器(50)为台阶环套状,所述连接器(50)中部开设的圆孔(52)处设置轴承(232),轴承(232)与电机总成(20)中转子的转轴(231)的轴颈配合,转轴(231)的轴端延伸到区域B—侧并与涡旋盘总成(30)中的动盘(32)相连,连接器(50)的大直径环盘的上部边缘处设有缺口(51 ),所述缺口(51)构成区域A、B之间的连通通路。 Automotive air conditioner according to claim 1 with a motor-driven compressor assembly, wherein: the region A, provided with a connector (50) between B, the connector (50) is stepped-shaped collar , of said connector (50) defines a central circular hole (52) a bearing (232), the journal bearing (232) and the motor assembly (20) of the shaft (231) with a rotor, the shaft (231) B- axial end extends into the region of the side and connected to the movable scroll plate assembly (32) (30), the upper edge of the large-diameter connector ring disk (50) is provided with notches (51), the said notch (51) constituting the communication path between areas a, B.
4.如权利要求1或2所述的汽车空调用电动压缩机总成,其特征在于:所述区域C内设有背负式安装的控制电路板(43 )和功率电路板(44 )、与隔板(22 )相连的功率模块(45 ),所述控制电路板(43)采用单排针固定在功率电路板(44)上,所述功率模块(45)直接固定在隔板(22)上或通过散热底座(46)与隔板(22)相连。 4. The automotive air conditioning or claim 12 with a motor-driven compressor assembly as claimed in claim, wherein: the region C equipped with a control circuit board (43) and the power circuit board (44) mounted piggyback, and a separator (22) connected to the power module (45), said control circuit board (43) using a single pin fixed to the power circuit board (44), said power module (45) is directly fixed to the spacer (22) or via a cooling base (46) with the separator (22).
5.如权利要求2所述的汽车空调用电动压缩机总成,其特征在于:所述的隔板(22)的两侧设置凹槽(23),凹槽(23)的长度方向与电机总成(20 )的轴向方向一致,凹槽(23 )的两端位于电机总成(20)的定子(24)的轴向两端外侧,凹槽(23)设置在隔板(22)位于区域A所在侧的板面上。 5. The automotive air conditioner according to claim 2 with a motor-driven compressor assembly, characterized in that: said separator (22) disposed on both sides of the groove (23), the recess (23) in the longitudinal direction of the motor the stator (24) of the same assembly (20) in the axial direction, both ends of the groove (23) located in the motor assembly (20) of the outer axial ends, the groove (23) provided on the spacer (22) a region located in the side where the plate surface.
6.如权利要求5所述的汽车空调用电动压缩机总成,其特征在于:所述区域A的腔形整体上为圆柱性,凹槽(23)的截面为底部呈圆弧过渡的V形,两个凹槽(23)之间的隔板(22 )的中段为圆弧段,围板(41)包括平行与轴向的第一围板(411)和垂直与轴向的第二围板(412),第一围板(411)、第二围板(412)各设置两块,彼此相对设置的第一围板(411)分别处在区域A的周壁的切面位置处,隔板(22)的截面为等厚度的中部波弧长、两侧波弧段的波纹状。 6. The automotive air conditioner as claimed in claim 5, wherein the electric compressor assembly, wherein: the upper chamber A of the V-shaped entire region of the transition circular arc of the bottom of a cylindrical, section of the groove (23) is shaped, the middle partition plate (22) between (23) two grooves are arcuate segment, a dash panel (41) including a first axial direction parallel to the dash panel (411) and perpendicular to the axial direction of the second cowl section at a position (412), the first cover (411), a second dash panel (412) provided two each, the first cover (411) disposed opposite to each other in each region a peripheral wall, partition wave-sectional arc length of the central plate (22) is of constant thickness, on both sides of the corrugated wave arcs.
CN2012105443473A 2012-12-15 2012-12-15 Electric compressor assembly for automobile air conditioner CN103016346A (en)

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