The utility model discloses a skew-tooth grooved tube and its processing device. The skew-tooth grooved tube comprises a tube body, and the inner wall of the tube body is evenly provided with skew-tooth grooves. The outer diameter of the tube body is 4-16 mm, the tooth height of the skew-tooth groove is 0.2-0.5 mm, the inclination angle is 25-50 degrees, and the groove width of the adjacent skew-tooth grooves is 0.15-0.4 mm, and the skew-tooth groove is 0.5 mm The number is 20-90. The processing device includes a pre-drawing die and a spinning ring. A core rod is arranged between the die cavity of the pre-drawing die and the center of the spinning ring, a swimming core head with holes is fixed at one end of the core rod, a threaded core head is fixed at the other end of the core rod, and a rotating steel ball is arranged on the inner wall of the spinning ring. The tube body of the utility model adopts inclined tooth grooves, which effectively reduces the capillary radius, increases the maximum capillary force, is beneficial to the reflux of condensate water and improves the heat transfer efficiency, and provides a processing device, which is beneficial to improving the processing efficiency and accuracy, and has strong applicability and good practicability.
【技术实现步骤摘要】
斜齿沟槽管及加工装置
本技术属于热管
,具体涉及一种斜齿沟槽管及加工装置。
技术介绍
沟槽管热管由于制作成本低的优势在热管行业占有一席之地,而其导热性能相比传统的烧结热管要低,使沟槽热管的运用受到一定的限制。
技术实现思路
本技术的目的是提供一种结构设置合理且使用稳定性好的斜齿沟槽管及加工装置。实现本技术目的的技术方案是一种斜齿沟槽管,包括管体,在所述管体的内壁上均匀设置有斜齿沟槽,所述管体的外径为4-16mm,所述斜齿沟槽的齿高为0.2-0.5mm,倾斜角度为25-50度且相邻斜齿沟槽的槽宽为0.15-0.4mm,所述斜齿沟槽的数量为20-90个。所述管体的外径为10mm,所述斜齿沟槽的齿高为0.35mm,倾斜角度为35度且相邻斜齿沟槽的槽宽为0.25mm,所述斜齿沟槽的数量为60个。所述管体为铜管。斜齿沟槽管的加工装置,包括预拉伸模和旋压环,所述预拉伸模的模腔与旋压环的中心处于同一直线上,在所述预拉伸模的模腔与旋压环的中心之间设置有芯杆,在所述芯杆的一端固定有带孔游动芯头,在所述芯杆的另一端固定有螺纹芯头,所述带孔游动芯片处于所述预拉伸模的模腔内,所述螺纹芯 ...
【技术保护点】
1.一种斜齿沟槽管,包括管体,其特征在于:在所述管体的内壁上均匀设置有斜齿沟槽,所述管体的外径为4-16mm,所述斜齿沟槽的齿高为0.2-0.5mm,倾斜角度为25-50度且相邻斜齿沟槽的槽宽为0.15-0.4mm,所述斜齿沟槽的数量为20-90个。
【技术特征摘要】
1.一种斜齿沟槽管,包括管体,其特征在于:在所述管体的内壁上均匀设置有斜齿沟槽,所述管体的外径为4-16mm,所述斜齿沟槽的齿高为0.2-0.5mm,倾斜角度为25-50度且相邻斜齿沟槽的槽宽为0.15-0.4mm,所述斜齿沟槽的数量为20-90个。2.根据权利要求1所述的斜齿沟槽管,其特征在于:所述管体的外径为10mm,所述斜齿沟槽的齿高为0.35mm,倾斜角度为35度且相邻斜齿沟槽的槽宽为0.25mm,所述斜齿沟槽的数量为60个。3.根据权利要求2所述的斜齿沟槽管,其特征在于:所述管体为铜管。4.根据权利要求1...
【专利技术属性】
技术研发人员:刘丽娟,梁胜明,陈丽平,余强,
申请(专利权)人:中山莱通金属科技有限公司,
类型:新型
国别省市:广东,44
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