Threaded pipe for plate heat exchanger

• Main Authors: QI HANYUN, ZHENG WEIJIE
• Format: Patent
• Language: Chinese; English
• Published: 27.12.2022
• Subjects: BLASTING; DETAILS OF HEAT-EXCHANGE AND HEAT-TRANSFER APPARATUS, OFGENERAL APPLICATION; HEAT EXCHANGE IN GENERAL; HEAT-EXCHANGE APPARATUS, NOT PROVIDED FOR IN ANOTHER SUBCLASS,IN WHICH THE HEAT-EXCHANGE MEDIA DO NOT COME INTO DIRECT CONTACT; HEATING; LIGHTING; MECHANICAL ENGINEERING; WEAPONS

The utility model discloses a threaded pipe for a plate heat exchanger, which comprises a middle pipe body, the middle pipe body is provided with a through hole, the middle pipe body comprises an upper connecting pipe part, a middle flange part and a lower guide pipe part, the shaft diameter of the middle flange part is larger than that of the upper connecting pipe part, and the shaft diameter of the upper connecting pipe part is larger than that of the lower guide pipe part; the external thread part is annularly arranged on the outer wall of the upper connecting pipe part, and a notch is axially formed in the external thread part; the upper groove and the lower groove are annularly formed in the middle flange part; and the sealing washers are embedded in the upper groove and the lower groove and protrude out of the upper surface of the middle flange part. The threaded pipe is designed in a segmented mode, the external thread part with the notch is arranged on the upper connecting pipe part, pressure in a con