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CN-224215905-U - Plate heat exchanger convenient to dismouting

CN224215905UCN 224215905 UCN224215905 UCN 224215905UCN-224215905-U

Abstract

The utility model relates to the field of heat exchangers and discloses a plate-type heat exchanger convenient to disassemble and assemble, which comprises an outer frame, wherein cold flow plates are arranged in the middle of the outer frame and the number of the cold flow plates is multiple, hot flow plates are arranged in the middle of the outer frame and the number of the hot flow plates is multiple, pull rods are arranged at the upper, lower, left and right parts of the outer frame, a first mounting seat is fixedly connected to the left side and the right side of the front part of the outer frame, a second mounting seat is arranged at the rear part of the outer frame, a first positioning plate is fixedly connected to the left part of the bottom surface of the cold flow plates, a groove is formed in the lower part of the first positioning plate, a second positioning plate is fixedly connected to the right part of the bottom surface of the hot flow plates, and a groove is formed in the lower part of the second positioning plate. According to the utility model, the cold flow plate, the first positioning plate, the hot flow plate, the second positioning plate and the two positioning rods are mutually matched, so that the distinguishing structure of the hot flow plate and the cold flow plate is simpler, the production cost of the heat exchanger can be effectively reduced, and the heat exchanger is more practical.

Inventors

  • Guo Binlong

Assignees

  • 福建立信换热设备制造股份公司

Dates

Publication Date
20260508
Application Date
20250522

Claims (8)

  1. 1. The plate heat exchanger convenient to disassemble and assemble comprises an outer frame (1) and is characterized in that cold flow plates (2) are arranged in the middle of the outer frame (1) and are multiple in number, hot flow plates (3) are arranged in the middle of the outer frame (1) and are multiple in number, pull rods (4) are arranged at the upper part, the lower part, the left part and the right part of the outer frame (1), a first mounting seat (5) is fixedly connected to the left side and the right side of the front part of the outer frame (1), and a second mounting seat (6) is arranged at the rear part of the outer frame (1); The left part of the bottom surface of the cold flow plate (2) is fixedly connected with a first positioning plate (21), the lower part of the first positioning plate (21) is provided with a groove, the right part of the bottom surface of the hot flow plate (3) is fixedly connected with a second positioning plate (31), and the lower part of the second positioning plate (31) is provided with a groove; The outer frame (1) comprises an outer plate (11), a mounting seat (5) is fixedly connected with the outer plate (11), a second outer plate (12) is arranged at the rear part of the outer plate (11), a blind plate (7) is arranged at the front part of the second outer plate (12), positioning rods (16) are connected with the lower parts of the rear sides of the first outer plate (11) in a threaded mode, the number of the positioning rods is two, the two positioning rods (16) penetrate through the second outer plate (12) and are movably connected with the second outer plate, a first positioning plate (21) is movably connected with the left positioning rods (16), and a second positioning plate (31) is movably connected with the right positioning rods (16).
  2. 2. The plate heat exchanger convenient to disassemble and assemble as claimed in claim 1, wherein the upper side and the lower side of the cold flow plate (2) are provided with a first mounting groove (22).
  3. 3. The plate heat exchanger convenient to disassemble and assemble as claimed in claim 2, wherein the upper side and the lower side of the heat flow plate (3) are provided with second mounting grooves (32).
  4. 4. A plate heat exchanger convenient to disassemble and assemble as set forth in claim 3, wherein the upper and lower sides of the blind plate (7) are provided with a third mounting groove (71).
  5. 5. The plate heat exchanger convenient to disassemble and assemble according to claim 4, wherein a first mounting rod (14) is connected to the rear side of the first outer plate (11) in a threaded mode, the first mounting groove (22) and the second mounting groove (32) which are located on the upper portion of the plate heat exchanger, the third mounting groove (71) are movably connected with the first mounting rod (14), a second mounting rod (15) is connected to the rear lower portion of the first outer plate (11) in a threaded mode, the first mounting groove (22) and the second mounting groove (32) which are located on the lower portion of the plate heat exchanger, the third mounting groove (71) and the second mounting rod (15) are movably connected with the second mounting seat (6) in a penetrating mode and are movably connected with the second outer plate (12) in a penetrating mode, and the first mounting rod (14) and the second mounting rod (15) are movably connected with the second outer plate (12).
  6. 6. The plate heat exchanger convenient to disassemble and assemble according to claim 1, wherein clamping grooves (13) are formed in the upper side, the lower side, the left side and the right side of the first outer plate (11) and the second outer plate (12), and the pull rod (4) is movably connected with the clamping grooves (13).
  7. 7. The plate heat exchanger convenient to disassemble and assemble according to claim 1, wherein the rear end of the positioning rod (16) is connected with a positioning block (161) in a threaded manner.
  8. 8. The plate heat exchanger convenient to disassemble and assemble according to claim 5, wherein a limiting ring (151) is fixedly connected to the rear portion of the second mounting rod (15), and a fixing sleeve (152) is connected to the rear end of the second mounting rod (15) in a threaded manner.

Description

Plate heat exchanger convenient to dismouting Technical Field The utility model relates to the field of heat exchangers, in particular to a plate heat exchanger convenient to disassemble and assemble. Background The plate heat exchanger is high-efficiency heat exchange equipment, adopts a plurality of corrugated metal plates to form a plurality of circulation channels through sealing combination, realizes heat transfer, and has the advantages of small volume, high heat transfer efficiency, easy disassembly and cleaning and the like. Searching, chinese patent bulletin number: CN222124062 discloses a plate heat exchanger convenient to quick assembly disassembly relates to heat exchanger technical field, including first end plate, second end plate, cold flow plate and hot flow plate, fixedly connected with slide bar on the first end plate, slide bar and second end plate sliding connection, sliding connection has a plurality of first locating frames and second locating frames on the slide bar, first locating frame inboard bottom is provided with first locating piece, first constant head tank has been seted up to cold flow plate bottom, the inboard bottom fixedly connected with second locating piece of second locating frame, the second constant head tank has been seted up to the bottom of hot flow plate, the top fixedly connected with handle of cold flow plate and hot flow plate. According to the utility model, through the cooperation of the first positioning block, the first positioning groove, the second positioning block and the second positioning groove, a worker can distinguish the hot flow plate and the cold flow plate more easily, and meanwhile, the worker can distinguish the installation direction rapidly during installation, so that the installation is more convenient and rapid. According to the device, although the worker can distinguish the hot flow plate and the cold flow plate more easily by arranging the first locating block, the first locating groove, the second locating block and the second locating groove, the plate heat exchanger needs to use the heat exchange plates with a large number, so that the first locating frame and the second locating frame with a large number are needed, the production cost of the plate heat exchanger can be greatly increased, the device is not practical, and the plate heat exchanger convenient to disassemble and assemble is provided for solving the problems. Disclosure of utility model In order to make up for the defects, the utility model provides a plate heat exchanger convenient to assemble and disassemble, and aims to solve the problems that in the prior art, a large number of heat exchange plates are needed for the plate heat exchanger, so that the production cost of the plate heat exchanger can be greatly increased due to the fact that a large number of first positioning frames and second positioning frames are needed for distinguishing a hot flow plate and a cold flow plate, and the plate heat exchanger is not practical enough. In order to achieve the purpose, the plate type heat exchanger comprises an outer frame, cold flow plates are arranged in the middle of the outer frame, the number of the cold flow plates is multiple, the hot flow plates are arranged in the middle of the outer frame, pull rods are arranged at the upper, lower, left and right parts of the outer frame, a first mounting seat is fixedly connected to the left side and the right side of the front part of the outer frame, a second mounting seat is arranged at the rear part of the outer frame, a first positioning plate is fixedly connected to the left part of the bottom surface of the cold flow plates, grooves are formed in the lower part of the first positioning plate, a second positioning plate is fixedly connected to the right part of the bottom surface of the hot flow plate, grooves are formed in the lower part of the second positioning plate, the outer frame comprises a first outer plate, the first mounting seat is fixedly connected with the first outer plate, the rear part of the first outer plate is provided with a second outer plate, the front part of the second outer plate is fixedly connected with a first positioning rod in a threaded mode, the number of the lower part of the first outer plate is two positioning rods, the first positioning rods are movably connected with the second positioning rods, and the first positioning rods are movably connected with the second positioning rods and the second positioning rods are movably connected to the first positioning rods and the second positioning rods. As a further description of the above technical solution: And the upper side and the lower side of the cold flow plate are provided with a first mounting groove. As a further description of the above technical solution: And the upper side and the lower side of the heat flow plate are respectively provided with a second mounting groove. As a further description of the above technical solutio