CN218981104U

CN218981104U - Hollow fiber membrane filter device

Info

Publication number: CN218981104U
Application number: CN202223521981.3U
Authority: CN
Inventors: 屈松林
Original assignee: Henan Yumo Environmental Protection Technology Co ltd
Current assignee: Henan Yumo Environmental Protection Technology Co ltd
Priority date: 2022-12-28
Filing date: 2022-12-28
Publication date: 2023-05-09
Anticipated expiration: 2032-12-28

Abstract

The utility model relates to a hollow fiber membrane filtering device, which comprises a shell, wherein a filter cartridge is arranged in the shell, mounting blocks are fixedly arranged at two ends of the filter cartridge, hollow fiber membrane bodies are fixedly arranged in the middle of the two mounting blocks, the hollow fiber membrane bodies are arranged in a plurality of circumferential shapes, water inlet holes are formed in the outer walls of the mounting blocks, the water inlet holes are communicated with the hollow fiber membrane bodies, supporting rings are fixedly arranged at the two ends and on the inner part of the shell, the inner walls of the supporting rings are contacted with the outer walls of the mounting blocks, limit rings are fixedly arranged on the outer walls of one of the mounting blocks, the limit rings are contacted with the supporting rings, cover bodies are arranged at the two ends of the shell, convex rings are fixedly arranged on the inner walls of the cover bodies, and the convex rings are contacted with the outer walls of the limit rings.

Description

Hollow fiber membrane filter device

Technical Field

The utility model relates to the technical field of filter devices, in particular to a hollow fiber membrane filter device.

Background

The hollow fiber membrane is a fibrous membrane with self-supporting function and is a fiber yarn which is processed into a hollow inner cavity by taking polyethersulfone and dimethylacetamide as raw materials. When the porous membrane is applied to a filter assembly, the stock solution flows outside the hollow fiber or in the inner cavity under pressure to form an external pressure type hollow ultrafiltration membrane and an internal pressure type hollow ultrafiltration membrane respectively. Ultrafiltration is a dynamic filtration process, trapped substances can be removed along with concentrated solution, the surfaces of the membranes are not blocked, and the membranes can continuously run for a long time, but most hollow fiber membrane filtration devices in the prior art are of an integrated packaging structure, wherein hollow fiber membrane wires and a metal shell are packaged together through epoxy resin, and after the hollow fiber membranes are damaged, the hollow fiber membranes can only be replaced integrally, so that the use cost is high; and the length of the external connection device cannot be adjusted according to the distance between the external connection devices, so that the installation is troublesome, and the utility model provides a new solution to the problems.

Disclosure of Invention

(one) solving the technical problems

Aiming at the problems in the prior art, the utility model provides a hollow fiber membrane filter device, which aims to solve the technical problems that the hollow fiber membrane filter device in the prior art mentioned in the background art is mostly of an integrated packaging structure, wherein hollow fiber membrane wires and a metal shell are packaged together through epoxy resin, and the hollow fiber membrane can only be replaced integrally after being damaged, so that the use cost is high.

(II) technical scheme

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a hollow fiber membrane filter device, includes the casing, the inside of casing is equipped with the cartridge filter, the both ends of cartridge filter are all fixed and are equipped with the installation piece, two the fixed hollow fiber membrane body that is equipped with in intermediate position of installation piece, the hollow fiber membrane body is provided with a plurality of, and becomes the circumference and arrange, all seted up the inlet opening on the outer wall of installation piece, the inlet opening all communicates with the hollow fiber membrane body, just be located the both ends on the inside of casing and all fixedly be equipped with the supporting ring, the inner wall of supporting ring all contacts with the outer wall of installation piece, one of them fixedly on the outer wall of installation piece is equipped with the spacing collar, spacing collar and supporting ring contact, the both ends of casing all are equipped with the lid, fixedly on the inner wall of lid be equipped with the bulge loop, bulge loop and the outer wall contact of spacing collar.

Preferably, the outer wall of the cover body is fixedly provided with the water inlet pipe, the outer wall of the water inlet pipe is provided with the sliding groove, the inner part of the sliding groove is provided with the fixing ring in a sliding manner, the outer wall of the fixing ring is fixedly provided with the outer connecting pipe, the outer wall of the outer connecting pipe is fixedly provided with the external flange, and the external flange is provided with the external hole, so that the outer connecting pipe can be conveniently moved.

In a further preferred embodiment, the outer walls of the housing and the cover body are fixedly provided with mounting rings, and the two mounting rings are fixedly mounted by bolts, so that the cover body and the housing are convenient to detach.

In a further preferred embodiment, a side surface of the mounting ring is provided with a sealing groove, and a sealing gasket is arranged in the sealing groove, so that the tightness between the cover body and the shell is improved.

In a further preferred aspect, the diameters of the outer walls of the convex rings are equal to those of the inner walls of the shell, so that the tightness between the cover body and the shell is further improved.

In a further preferred embodiment, the outer wall of the filter cartridge is provided with a plurality of water seepage holes, so that water inside the hollow fiber membrane body can be conveniently discharged.

In a further preferred embodiment, the outer wall of the housing is fixedly provided with a water outlet pipe, and the outer wall of the water outlet pipe is fixedly provided with a connecting flange, so that water in the housing can be conveniently discharged.

(III) beneficial effects

Compared with the prior art, the utility model provides a hollow fiber membrane filter device, which has the following beneficial effects:

1. according to the utility model, the filter cartridge, the mounting block, the hollow fiber membrane body, the water inlet hole, the supporting ring, the limit ring, the cover body and the convex ring are arranged, so that when a user needs to detach the filter cartridge, the mounting block and the hollow fiber membrane body, the cover body can be detached through bolts at first, the filter cartridge can be taken out again, when the filter cartridge is mounted, the user can put the filter cartridge at the middle position of the supporting ring, the limit ring on the mounting block is contacted with the supporting ring, then the convex ring on the cover body is inserted into the shell, one end of the convex ring abuts against the limit ring, and finally the cover body and the shell are fixedly mounted through the bolts;

2. according to the utility model, the water inlet pipe, the sliding groove, the fixed ring, the external connecting pipe and the external flange are arranged on the cover body, so that when the distance between the external connecting devices is large, a user can move the external connecting pipe through the cooperation of the fixed ring and the sliding groove to extend the external connecting pipe, and at the moment, the external connecting pipe is connected with external equipment through the external flange and the external hole, and the external connecting device is convenient to use;

3. according to the utility model, the sealing groove and the sealing gasket are arranged on the mounting ring, so that the sealing performance between the cover body and the shell can be improved, the water leakage phenomenon of the device can be prevented, and the sealing performance at the joint between the shell and the cover body can be further improved because the diameter of the outer wall of the convex ring is equal to the diameter of the inner wall of the shell.

Drawings

FIG. 1 is a schematic view showing the overall structure of a hollow fiber membrane filtration device according to the present utility model;

FIG. 2 is an overall cross-sectional view of a hollow fiber membrane filter device according to the present utility model;

FIG. 3 is a partial schematic view of the area A of FIG. 2 in accordance with the present utility model;

FIG. 4 is an overall cross-sectional view of a filter cartridge, mounting block and hollow fiber membrane body of the present utility model;

FIG. 5 is a schematic view of the positions of the male ring, the mounting ring and the seal groove on the cover in the present utility model.

In the figure: 1. a housing; 2. a filter cartridge; 3. a mounting block; 4. a hollow fiber membrane body; 5. a water inlet hole; 6. a support ring; 7. a limit ring; 8. a cover body; 9. a convex ring; 10. a water inlet pipe; 11. a sliding groove; 12. a fixing ring; 13. an outer connecting pipe; 14. an external flange; 15. an external hole; 16. a mounting ring; 17. sealing grooves; 18. a sealing gasket; 19. water seepage holes; 20. a water outlet pipe; 21. and (5) connecting the flanges.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Example 1:

referring to fig. 1-5, a hollow fiber membrane filtering device comprises a housing 1, a filter cartridge 2 is arranged in the housing 1, mounting blocks 3 are fixedly arranged at two ends of the filter cartridge 2, hollow fiber membrane bodies 4 are fixedly arranged at the middle positions of the two mounting blocks 3, the hollow fiber membrane bodies 4 are arranged in a plurality of circumferential shapes, water inlet holes 5 are formed in the outer walls of the mounting blocks 3, the water inlet holes 5 are communicated with the hollow fiber membrane bodies 4, supporting rings 6 are fixedly arranged at two ends and on the inner side of the housing 1, the inner walls of the supporting rings 6 are contacted with the outer walls of the mounting blocks 3, limit rings 7 are fixedly arranged on the outer walls of one of the mounting blocks 3, the limit rings 7 are contacted with the supporting rings 6, cover bodies 8 are arranged at two ends of the housing 1, convex rings 9 are fixedly arranged on the inner walls of the cover bodies 8, and the convex rings 9 are contacted with the outer walls of the limit rings 7.

In this embodiment, all fix on the outer wall of lid 8 and be equipped with inlet tube 10, all seted up sliding tray 11 on the outer wall of inlet tube 10, the inside of sliding tray 11 all slides and is equipped with retainer plate 12, all fixes on the outer wall of retainer plate 12 and be equipped with outer takeover 13, all fixes on the outer wall of outer takeover 13 and be equipped with external flange 14, has all seted up external hole 15 on the external flange 14, and the user can remove outer takeover 13 through the cooperation of retainer plate 12 and sliding tray 11 to be convenient for be connected the device with external equipment.

In this embodiment, the outer walls of the housing 1 and the cover 8 are fixedly provided with mounting rings 16, and the two mounting rings 16 are fixedly mounted by bolts, so that a user can detach the housing 1 and the cover 8 by bolts.

In this embodiment, a sealing groove 17 is formed on one side surface of the mounting ring 16, and a gasket 18 is disposed inside the sealing groove 17, so that the tightness between the housing 1 and the cover 8 can be increased.

In this embodiment, the diameters of the outer walls of the convex rings 9 are equal to those of the inner walls of the housing 1, so that the tightness between the housing 1 and the cover 8 can be further increased.

In this embodiment, the outer wall of the filter cartridge 2 is provided with a plurality of water seepage holes 19, and the water seepage holes 19 can drain the water inside the hollow fiber membrane body 4.

In this embodiment, the outer wall of the housing 1 is fixedly provided with a water outlet pipe 20, and the outer wall of the water outlet pipe 20 is fixedly provided with a connecting flange 21, so that water in the housing 1 can be discharged.

Example 2:

to sum up, when using, the user can be with sewage through inlet tube 10 row into the inside of casing 1, this moment sewage just can enter into the middle part of hollow fiber membrane body 4 through inlet opening 5 on the installation piece 3, and through the self effect of hollow fiber membrane body 4 just can filter large granule impurity in the sewage, finally the infiltration hole 19 on rethread cartridge 2 flows out, then the outlet pipe 20 on rethread casing 1 flows out this device, thereby realize filterable effect, when the user needs to dismantle filter cartridge, installation piece 3 and hollow fiber membrane body 4, can dismantle lid 8 earlier through the bolt, at this moment again take out can, during the installation, the user can put filter cartridge 2 to the intermediate position of holding ring 6, and make stop collar 7 and holding ring 6 contact on the installation piece 3, then insert the inside of casing 1 with bulge loop 9 on the lid 8, and make its one end support tight stop collar 7, finally rethread bolt comes to carry out fixed mounting to lid 8 and casing 1, and still in lid 8 and casing 1 intermediate position and casing 1 need dismantle, can be dismantled lid 8 and casing 1 with the sealing washer 18, the sealing washer 12 has been added, and the outer flange device can be carried out between the outer flange device is realized with the setting up with the outer flange device with the setting up between the outer flange 12, the outer flange device is convenient for the outer joint device, the outer joint device is can be used to the outer joint device is realized, the outer joint device is convenient for the outer joint device is used with the flange 13, the outer joint device is convenient for setting up between the flange is equipped with the flange 13 and the outer joint device is convenient for the flange has the device is used and has been used 13 and has set up and has 13.

In all the above mentioned solutions, in which the connection between two components can be chosen according to the actual situation, a welded, bolt-and-nut-fitted connection, a bolt-or-screw connection or other known connection means, which are not described in detail herein, where reference is made to a written fixed connection, the preferred consideration is welding, although embodiments of the utility model have been shown and described, it will be understood by those skilled in the art that numerous variations, modifications, substitutions and alterations can be made to these embodiments without departing from the principle and spirit of the utility model, the scope of which is defined by the appended claims and their equivalents.

Claims

1. A hollow fiber membrane filtration device comprising a housing (1), characterized in that: the inside of casing (1) is equipped with cartridge filter (2), the both ends of cartridge filter (2) are all fixed and are equipped with installation piece (3), two the fixed hollow fiber membrane body (4) that are equipped with in intermediate position of installation piece (3), hollow fiber membrane body (4) are provided with a plurality of, and become the circumference and arrange, inlet opening (5) have all been seted up on the outer wall of installation piece (3), inlet opening (5) all communicate with hollow fiber membrane body (4), just be located both ends on the inside of casing (1) and all be fixed and be equipped with holding ring (6), the inner wall of holding ring (6) all contacts with the outer wall of installation piece (3), one of them fixed on the outer wall of installation piece (3) is equipped with spacing collar (7), spacing collar (7) contacts with holding ring (6), the both ends of casing (1) all are equipped with lid (8), the fixed bulge loop (9) that are equipped with on the inner wall of lid (8), outer wall contact of spacing collar (7).

2. A hollow fiber membrane filtration device according to claim 1, wherein: the novel water inlet pipe is characterized in that a water inlet pipe (10) is fixedly arranged on the outer wall of the cover body (8), a sliding groove (11) is formed in the outer wall of the water inlet pipe (10), a fixing ring (12) is slidably arranged in the sliding groove (11), an outer connecting pipe (13) is fixedly arranged on the outer wall of the fixing ring (12), an outer connecting flange (14) is fixedly arranged on the outer wall of the outer connecting pipe (13), and an outer connecting hole (15) is formed in the outer connecting flange (14).

3. A hollow fiber membrane filtration device according to claim 1, wherein: the shell (1) and the outer wall of the cover body (8) are fixedly provided with mounting rings (16), and the two mounting rings (16) are fixedly mounted by bolts.

4. A hollow fiber membrane filtration device according to claim 3, wherein: a sealing groove (17) is formed in one side face of each mounting ring (16), and sealing gaskets (18) are arranged in the sealing groove (17).

5. A hollow fiber membrane filtration device according to claim 1, wherein: the diameters of the outer walls of the convex rings (9) are equal to those of the inner walls of the shell (1).

6. A hollow fiber membrane filtration device according to claim 1, wherein: the outer wall of the filter cartridge (2) is provided with water seepage holes (19), and the water seepage holes (19) are formed in a plurality of parts.

7. A hollow fiber membrane filtration device according to claim 1, wherein: the water outlet pipe (20) is fixedly arranged on the outer wall of the shell (1), and the connecting flange (21) is fixedly arranged on the outer wall of the water outlet pipe (20).