阅读说明：本技术 用于安装到机动车辆的切向风扇的叶轮、切向风扇、通风设备和用于机动车辆的热交换模块 (Impeller for a tangential fan for mounting to a motor vehicle, tangential fan, ventilation device and heat exchange module for a motor vehicle ) 是由 K.阿佐兹 M.利斯纳 A.玛梅利 I.多布列夫 S.凯尔拉迪 F.巴基尔 于 2019-05-29 设计创作，主要内容包括：本发明涉及一种用于安装到机动车辆的切向风扇(100)的叶轮(102),所述叶轮主要在叶轮(102)的纵轴(L102)的方向上延伸,所述叶轮(102)具有沿着叶轮(102)的所述纵轴(L102)分级(112；112-1；112-2)分布的多个叶片(110),每个级(112；112-1；112-2)包括围绕叶轮(102)的所述纵轴(L102)成角度分布的多个叶片(110),每个叶片(110)级(112；112-1；112-2)的叶片(110)优选地围绕叶轮(102)的所述纵轴(L102)等角度地分布,在所述叶轮中,第一叶片(110)级(112-1)的叶片(110)相对于至少一个第二叶片(110)级(112-2)的叶片(110)成角度地偏移。(The invention relates to an impeller (102) for a tangential fan (100) for mounting to a motor vehicle, said impeller extending mainly in the direction of a longitudinal axis (L102) of the impeller (102), said impeller (102) having a grading (112; 112) along said longitudinal axis (L102) of the impeller (102) 1 ；112 2 ) A plurality of blades (110) distributed, each stage (112; 112 1 ；112 2 ) Comprising a surrounding impeller(102) A plurality of blades (110) angularly distributed about the longitudinal axis (L102), each blade (110) stage (112; 112) 1 ；112 2 ) Preferably equiangularly distributed about the longitudinal axis (L102) of an impeller (102) in which a first stage (112) of blades (110) is located 1 ) With respect to at least one second blade (110) stage (112) 2 ) Are angularly offset.)

1. An impeller (102) for a tangential fan (100) for mounting to a motor vehicle, the impeller extending mainly in the direction of a longitudinal axis (L102) of the impeller (102), the impeller (102) having a grading (112; 112) along the longitudinal axis (L102) of the impeller (102)₁；112₂) A plurality of blades (110) distributed, each stage (112; 112₁；112₂) Comprising a plurality of blades angularly distributed around the longitudinal axis (L102) of the impeller (102)A plurality of blades (110), each blade (110) stage (112; 112)₁；112₂) Preferably equiangularly distributed about the longitudinal axis (L102) of an impeller (102) in which a first stage (112) of blades (110) is located₁) Relative to at least a second blade (110) stage (112)₂) Are angularly offset.

2. The impeller as claimed in claim 1, wherein the first blade (110) stage (112)₁) Relative to the first blade (110) stage (112)₁) The blades (110) of two adjacent blade (110) stages (112) are angularly offset.

3. The impeller as claimed in claim 2, wherein each first blade (110) stage (112)₁) Relative to each first blade (110) stage (112)₁) The blades (110) of two adjacent blade (110) stages (112) are angularly offset.

4. The impeller as claimed in any one of claims 1 to 3, wherein the first blade (110) stage (112)₁) With respect to at least one second blade (110) stage (112)₂) Is angularly offset by an angular offset corresponding to the first blade (110) stage (112)₁) And/or the second blade (110) stage (112)₂) The thickness of the blade (110).

5. The impeller as claimed in any one of claims 1 to 3, wherein the first blade (110) stage (112)₁) With respect to the at least one second blade (110) stage (112)₂) Is angularly offset by an angular offset equal to the first blade (110) stage (112)₁) And/or the at least one second blade (110) stage (112)₂) Is half of the angular separation between the blades (110).

6. According toThe impeller of any preceding claim, wherein the first blade (110) stage (112)₁) Is angularly offset with respect to all blades (110) of all other blade (110) stages (112).

7. The impeller as recited in claim 6, wherein the blades (110) of each stage (112) of blades (110) are angularly offset with respect to all blades (110) of all other stages (112) of blades (110).

8. A tangential fan (100) for mounting to a motor vehicle, the tangential fan comprising: a fan housing (12) defining a substantially cylindrical housing; a motor; and an impeller (102) according to any one of the preceding claims, housed in said substantially cylindrical casing and designed to be driven in rotation by said motor.

9. A ventilation device (2) for a motor vehicle, in particular for a motor vehicle heat exchange module (10), comprising: the tangential fan (100) of claim 8; and a plurality of tubes (8) able to be fed with an air flow by said tangential fan (100), each tube (8) having at least one ejection opening (16; 40) for the passage of the air flow along said tube (8).

10. A heat exchange module (10) for a motor vehicle, the heat exchange module comprising: a heat exchange device (1); and a ventilation device (2) according to claim 9, designed to generate an air flow (F1) through the heat exchange device (1).