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公开(公告)号：US09573219B2
公开(公告)日：2017-02-21
申请号：US15082099
申请日：2016-03-28
发明人： Yong Hyun Yoo , Kang Jun Lee , Shin Ghu Park , Jeong Cheol Ju , Jeong Seok Oh , You Jin Park
IPC分类号： B23K11/093
CPC分类号： B23K11/0935 , B23K9/0284 , B23K9/0288 , B23K2101/14 , F28D7/16 , F28F9/18 , F28F9/185
摘要： A method for welding tubes in a shell and tube heat exchanger, including forming ring-shaped tube sheet grooves on the tube sheet at the shell side, inserting tube joint members into the tube insertion holes of the tube sheet, producing ring wires by cutting a welding wire into pieces and bending the pieces into a ring shape, affixing the ring wire to the outer circumference of one end of the tube, inserting the end of the tube into the tube sheet such that the end of the tube contacts one end of the tube joint member and is located within the recessed distance range of the tube sheet groove, and performing shell side welding by inserting a welding torch into the tube joint member and welding the end of the tube joint member, the end of the tube and the joint part to the tube sheet at the shell side using the ring wire as filler metal.
摘要翻译： 一种用于在壳管式热交换器中焊接管的方法，包括在壳侧在管板上形成环状管板槽，将管接头构件插入管板的管插入孔中，通过切割 将电线焊接成片并将其弯曲成环形，将环线固定到管的一端的外周，将管的端部插入管板中，使得管的端部接触管的一端 管接头构件，位于管板槽的凹入距离范围内，并且通过将焊炬插入管接头构件并焊接管接头构件的端部，管的端部和接头进行壳侧焊接 使用环形线作为填充金属，在壳侧的管板部分。
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公开(公告)号：US20160288240A1
公开(公告)日：2016-10-06
申请号：US15082099
申请日：2016-03-28
发明人： Yong Hyun Yoo , Kang Jun Lee , Shin Ghu Park , Jeong Cheol Ju , Jeong Seok Oh , You Jin Park
IPC分类号： B23K11/093
CPC分类号： B23K11/0935 , B23K9/0284 , B23K9/0288 , B23K2101/14 , F28D7/16 , F28F9/18 , F28F9/185
摘要： A method for welding tubes to tube insertion holes formed through tube sheets of a shell and tube heat exchanger, including forming ring-shaped tube sheet grooves, spaced from the tube insertion holes by a designated distance in the outer circumferential direction, on one surface of the tube sheet at the shell side, inserting tube joint members, having a cylindrical shape with the same diameter as that of the tubes, into the tube insertion holes of the tube sheet, manufacturing ring wires by cutting a welding wire having a long length into pieces having a designated length and bending the pieces into a ring shape so as to be inserted into the outer circumferences of the tubes, inserting the ring wire into the outer circumference of one end of the tube, inserting the one end of the tube into the tube sheet in one direction such that the one end of the tube contacts one end of the tube joint member facing the one end of the tube and is located within the recessed distance range of the tube sheet groove, performing tube side welding by welding the other end of the tube joint member to the other surface of the tube sheet at the tube side, and performing shell side welding by inserting a welding torch into the tube joint member and thus welding the one end of the tube joint member, the one end of the tube and the joint part to the one surface of the tube sheet at the shell side using the ring wire as a filler metal.
摘要翻译： 一种用于将管道焊接到管状插管孔的方法，该插管孔通过管壳式热交换器的管板形成，包括在管的一个表面上形成与管插入孔间隔一定距离的环形管板槽 在壳侧的管板，将具有与管直径相同的圆筒形的管接头部件插入管板的管插入孔中，通过将具有长长度的焊丝切割成制造环形线 具有指定长度并将片弯曲成环形以便插入管的外周的片，将环线插入管的一端的外周，将管的一端插入 管板在一个方向上使得管的一端接触管接头构件的面向管的一端的一端，并且位于管的凹入距离范围内 通过将管接头构件的另一端焊接到管侧的管板的另一个表面进行管侧焊接，并通过将焊炬插入管接头构件中进行壳侧焊接，从而焊接 管接头构件的一端，管的一端和接头部分使用环形线作为填充金属而在壳侧的一个表面。
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公开(公告)号：US20160288232A1
公开(公告)日：2016-10-06
申请号：US15082484
申请日：2016-03-28
发明人： Yong Hyun Yoo , Kang Jun Lee , Shin Ghu Park , Jeong Cheol Ju , Young Sik Ji , Deung Seob Bae
CPC分类号： B23K1/0012 , B23K3/021 , B23K3/0623 , B23K35/0222 , B23K2101/14 , F28D7/16 , F28D7/1607 , F28F9/18 , F28F9/185 , F28F19/00
摘要： A shell having a cylindrical body, a pair of tube sheets installed to divide the inside of the shell and provided with a plurality tube insertion holes formed therethrough so as to face each other, and a plurality of tubes respectively welded to the tube insertion holes facing each other to connect the tube sheets, and further including a plurality of tube joint members having the same diameter as that of the tubes and respectively inserted into the tube insertion holes of the tube sheets, and a plurality of ring wires manufactured by cutting a welding wire having a long length into pieces having a designated length and bending the pieces into a ring shape and inserted into the outer circumferences of both ends of the tubes, wherein ring-shaped tube sheet grooves spaced from the tube insertion holes by a designated distance in the outer circumferential surface are formed on each of facing surfaces of the tube sheets so as to form joint parts, both ends of the tubes are inserted into the tube insertion holes of the tube sheets facing each other such that both ends of the tubes contact one end of each of the tube joint members facing the ends of the tubes and are located within the recessed distance range of the tube sheet grooves, and the ends of the tubes together with the tube joint members and the joints are welded to the respective tube sheets by a welding torch inserted into each of the tube joint members using the ring wires as a filler metal.
摘要翻译： 一种具有圆柱体的壳体，一对管板，其安装成分隔壳体的内部并且设置有彼此相对地形成的多个管插入孔，以及分别焊接到管插入孔的多个管 彼此连接管板，并且还包括多个管接头构件，其具有与管的直径相同的直径并分别插入管板的管插入孔中的多个管接头构件，以及通过切割焊接 具有长度长的具有指定长度的片并将片弯曲成环形并插入到管的两端的外周的线，其中环形管片槽与管插入孔间隔指定距离 在管板的各面对面上形成外周面，形成接合部，将管的两端插入 管板彼此面对的管插入孔，使得管的两端接触面对管端部的每个管接头构件的一端，并且位于管板槽的凹入距离范围内，并且 通过使用环形线作为填充金属插入到每个管接头构件中的焊炬将管的端部与管接头构件一起焊接到相应的管板。
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