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CN-224212454-U - High-flux low-salt back-mixing forward osmosis unit membrane assembly device

CN224212454UCN 224212454 UCN224212454 UCN 224212454UCN-224212454-U

Abstract

The utility model relates to the field of unit membrane assembly, in particular to a large-flux low-salt back-mixing forward osmosis unit membrane assembly device, which comprises a fixed cylinder and a supporting plate, wherein the left end of the fixed cylinder is fixedly connected with a fixed cover II, the centers of the left end and the right end of the fixed cover II are fixedly connected with a fixed pipe I in a penetrating manner, the outer wall of the right end of the fixed pipe I is provided with a spiral groove I, the inner wall of an opening of the left end of the fixed cylinder is fixedly connected with a thread II, the thread II is matched with the spiral groove I, the fixed pipe I is matched with the opening of the left end of the fixed pipe I, the edge of the left end of the fixed pipe I is matched with the right end of the fixed cover II, and the right end of the fixed pipe I is fixedly connected with a thread I.

Inventors

  • HAO CHANGQING
  • Lu Zhuohong

Assignees

  • 广东奥斯博膜材料技术有限公司

Dates

Publication Date
20260508
Application Date
20250527

Claims (7)

  1. 1. The large-flux low-salt back-mixing forward osmosis unit membrane assembly device comprises a fixed cylinder (1) and a supporting plate (2) and is characterized in that a fixed cover II (6) is fixedly connected to the left end of the fixed cylinder (1), a fixed pipe I (8) is fixedly connected to the centers of the left end and the right end of the fixed cover II (6), a screw groove I (7) is formed in the outer wall of the right end of the fixed pipe I (8), a membrane cylinder (3) is arranged on the inner wall of the fixed cylinder (1), a screw thread II (15) is formed in the inner wall of an opening in the left end of the membrane cylinder (3), the screw thread II (15) is matched with the screw groove I (7), the left end edge of the fixed pipe I (8) is matched with the right end of the fixed cover II (6), a screw thread I (10) is formed in the inner wall of the right end of the fixed cylinder (1), a screw groove II (14) is formed in the outer wall of the left end of the fixed pipe II (13), the screw groove II (14) is matched with the screw groove I (10) and the inner wall of the left end of the fixed pipe II (13) is matched with the opening of the membrane II (3), and the left end of the membrane II (13) is matched with the opening of the membrane II.
  2. 2. The large-flux low-salt back-mixing forward osmosis unit membrane assembly device according to claim 1, wherein the inner wall of the fixed cylinder (1) is provided with a supporting frame (12), and the outer wall of the supporting frame (12) is attached to the inner wall of the fixed cylinder (1).
  3. 3. The large-flux low-salt back-mixing forward osmosis unit membrane assembly device according to claim 2 is characterized in that the inner wall of the support frame (12) is attached to the outer wall of the membrane cylinder (3), and the right end of the second fixed cover (6) is fixedly connected with a first sealing ring (9).
  4. 4. The membrane assembly device of the large-flux low-salt back-mixing forward osmosis unit according to claim 3, wherein the right end of the first sealing ring (9) is attached to the edge of the left end opening of the membrane cylinder (3), the outer wall of the second fixing tube (13) is fixedly connected with the first fixing cover (4), and the right end of the first fixing cover (4) is fixedly connected with the second sealing ring (11).
  5. 5. The large-flux low-salt back-mixing forward osmosis unit membrane assembly device according to claim 4, wherein a connector (16) is fixedly connected to the right end opening of the second fixing tube (13), a sealing ring III (18) is fixedly connected to the left end of the second fixing tube (13), and the sealing ring III (18) is attached to the edge of the right end opening of the membrane cylinder (3).
  6. 6. The large-flux low-salt back-mixing forward osmosis unit membrane assembly device according to claim 5, wherein the left end and the right end of the supporting plate (2) are provided with up-down symmetrical groove bodies (17) in a penetrating way, and the fixed cylinder (1) is fixedly connected in the two groove bodies (17) on the same horizontal plane.
  7. 7. The membrane assembly device for the large-flux low-salt back-mixing forward osmosis unit according to claim 6, wherein the right end of the second sealing ring (11) is attached to the left end of the supporting plate (2), the left end of the first fixing pipe (8) positioned on the upper side is fixedly connected with the connecting pipe (5), and the other end of the connecting pipe (5) is fixedly connected with the left end of the first fixing pipe (8) positioned on the lower side.

Description

High-flux low-salt back-mixing forward osmosis unit membrane assembly device Technical Field The utility model belongs to the field of unit membrane assembly, and particularly relates to a large-flux low-salt back-mixing forward osmosis unit membrane assembly device. Background The device for assembling the forward osmosis unit membrane is special equipment for assembling, testing or operating the forward osmosis membrane assembly, and has the core function of ensuring the membrane assembly to work efficiently and stably in the forward osmosis process, and the structure and the components of the device can be different according to specific application scenes, such as laboratory research, pilot plant test or industrial production. The common forward osmosis unit membrane assembly device in the market adopts traditional fixed mode to fix the unit membrane in most, for example carries out spacing fixed through bonding, bolt etc. however, this kind of ordinary forward osmosis unit membrane assembly device exposes an obvious problem in the use, and unit membrane replacement is comparatively inconvenient promptly, when needs change or maintain the unit membrane, the operating personnel often need spend more time and energy to dismantle complicated fixed knot structure, has not only reduced work efficiency, and perhaps causes the damage because of frequently dismantling other parts to the device, has increased maintenance cost. Disclosure of utility model In order to solve the problem that the disassembly and replacement of the unit membrane are inconvenient when the forward osmosis unit membrane assembly device is used, a novel high-flux low-salt back-mixing forward osmosis unit membrane assembly device is provided. The technical scheme includes that the large-flux low-salt back-mixing forward osmosis unit membrane assembly device comprises a fixing cylinder and a supporting plate, wherein a fixing cover II is fixedly connected to the left end of the fixing cylinder, a fixing tube I is fixedly connected to the centers of the left end and the right end of the fixing cover II in a penetrating mode, a screw groove I is formed in the outer wall of the right end of the fixing tube I, a membrane cylinder is arranged on the inner wall of the fixing cylinder, threads II are formed in the inner wall of an opening in the left end of the membrane cylinder and are matched with the screw groove I, the edge of the left end of the membrane cylinder is matched with the right end of the fixing cover II, threads I are formed in the inner wall of the right end of the fixing cylinder, a fixing tube II is arranged on the right side of the fixing cylinder, the screw groove II is matched with the threads I, the left end of the fixing tube II is attached to the right end of the membrane cylinder, and the inner wall of the fixing tube II corresponds to the opening in the right end of the membrane cylinder one by one. Further, the inner wall of the fixed cylinder is provided with a supporting frame, and the outer wall of the supporting frame is attached to the inner wall of the fixed cylinder. Further, the inner wall of the support frame is attached to the outer wall of the membrane cylinder, and the right end of the second fixed cover is fixedly connected with a first sealing ring. Further, the right end of the first sealing ring is attached to the edge of the opening at the left end of the membrane cylinder, the outer wall of the second fixing pipe is fixedly connected with a first fixing cover, and the right end of the first fixing cover is fixedly connected with a second sealing ring. Further, a connector is fixedly connected to the opening at the right end of the second fixing tube, a sealing ring III is fixedly connected to the left end of the second fixing tube, and the sealing ring III is attached to the edge of the opening at the right end of the membrane cylinder. Further, the left end and the right end of the supporting plate are penetrated and provided with groove bodies which are vertically symmetrical, and the fixed cylinder is fixedly connected in the two groove bodies on the same horizontal plane. Further, the right end of the second sealing ring is attached to the left end of the supporting plate, the left end of the first fixing pipe positioned on the upper side is fixedly connected with a connecting pipe, and the other end of the connecting pipe is fixedly connected to the left end of the first fixing pipe on the lower side. The membrane cylinder has the beneficial effects that the left end thread of the membrane cylinder can be arranged on the outer wall of the first fixed pipe through the first threaded groove matched with the second threaded groove, so that the membrane cylinder is arranged on the inner wall of the first fixed pipe, the second threaded groove matched with the first threaded groove can be used for arranging the second threaded groove on the inner wall of the right end of the fixed pipe, the second fi