HEAT EXCHANGER
    4.
    发明申请
    HEAT EXCHANGER 审中-公开
    热交换器

    公开(公告)号:WO2012142071A1

    公开(公告)日:2012-10-18

    申请号:PCT/US2012/032985

    申请日:2012-04-11

    Abstract: A heat exchanger includes a plurality of fins and a plurality of tubes extending through the plurality of fins. The heat exchanger includes a plurality of return tubes, each return tube connected to tube ends of desired tubes of the plurality of tubes. At least one return tube of the plurality of end tubes is configured such that an inner surface of the at least one return tube is secured to an outer surface of the tube end. A method of assembling a heat exchanger includes inserting a plurality of tubes through a plurality of fins. Desired tubes of the plurality of tubes are connected via a plurality of return tubes. Each return tube connects one or more of the plurality of tubes by inserting a tube end of a tube of the plurality of tubes into a return tube end of the return tube.

    Abstract translation: 热交换器包括多个翅片和延伸穿过多个翅片的多个管。 热交换器包括多个返回管,每个返回管连接到多个管的期望管的管端。 多个端管中的至少一个返回管构造成使得至少一个返回管的内表面固定到管端的外表面。 组装热交换器的方法包括将多个管插入多个翅片中。 多个管中的期望的管通过多个回流管连接。 每个返回管通过将多个管的管的管端插入返回管的返回管端而连接多个管中的一个或多个。

    EXPANSION BULLET FOR HEAT EXCHANGER TUBE
    5.
    发明申请
    EXPANSION BULLET FOR HEAT EXCHANGER TUBE 审中-公开
    膨胀管用于换热管

    公开(公告)号:WO2012102960A1

    公开(公告)日:2012-08-02

    申请号:PCT/US2012/022012

    申请日:2012-01-20

    CPC classification number: B21D41/026 B21D39/20 B21D53/085

    Abstract: An expansion bullet for a heat exchanger tube includes a leading edge face, a trailing edge face, and a bullet body insertable into a tube of a heat exchanger to expand the tube. The bullet body extends from the leading edge face to the trailing edge face and has an outer profile defined by a single radius. An expansion mechanism for a tube of heat exchanger includes a bullet driving device and an expansion bullet drivable by the bullet driving device. The expansion bullet includes a leading edge face, a trailing edge face, and a bullet body insertable into a tube of a heat exchanger to expand the tube. The bullet body extends from the leading edge face to the trailing edge face and has an outer profile defined by a single radius.

    Abstract translation: 用于热交换器管的膨胀子弹包括前缘面,后缘面和可插入到热交换器的管中以使管膨胀的子弹体。 子弹主体从前缘面延伸到后缘面,并且具有由单个半径限定的外部轮廓。 用于热交换器管的膨胀机构包括子弹驱动装置和由子弹驱动装置驱动的膨胀弹头。 膨胀弹头包括前缘面,后缘面和可插入热交换器的管中以使管膨胀的子弹体。 子弹主体从前缘面延伸到后缘面,并且具有由单个半径限定的外部轮廓。

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