CN216964172U - Multistage filter core for industrial nanofiltration water purification - Google Patents
Multistage filter core for industrial nanofiltration water purification Download PDFInfo
- Publication number
- CN216964172U CN216964172U CN202220746014.8U CN202220746014U CN216964172U CN 216964172 U CN216964172 U CN 216964172U CN 202220746014 U CN202220746014 U CN 202220746014U CN 216964172 U CN216964172 U CN 216964172U
- Authority
- CN
- China
- Prior art keywords
- nanofiltration
- framework
- isolation net
- nanofiltration membrane
- connector
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Images
Landscapes
- Separation Using Semi-Permeable Membranes (AREA)
Abstract
A multi-stage filter element for purifying industrial nanofiltration water comprises a framework, a connector and a filter material; an opening is formed in the top of the framework, and a clamping ring is arranged at the opening of the framework; the connecting head is provided with a connecting piece, and the connecting head is matched and clamped with the inner wall of the clamping ring through an annular connecting piece; the middle part of the connecting piece is provided with a through hole; the top of the connector is provided with a connecting pipe; the top horizontal height of the isolation net is lower than that of the outer nanofiltration membrane; the top horizontal height of the inner nanofiltration membrane is lower than that of the isolation net; a step structure convenient for clamping is formed between the outer nanofiltration membrane and the isolation net; a step structure convenient for clamping is formed between the isolation net and the inner nanofiltration membrane; the periphery of the snap ring is clamped with a step structure formed between the outer nanofiltration membrane and the isolation net; the periphery of the limiting ring is clamped with the step structure formed between the isolation net and the inner nanofiltration membrane, so that the sewage nanofiltration device can conveniently perform nanofiltration on sewage, is not easy to block the filtration membrane, and is more convenient to use.
Description
Technical Field
The utility model relates to the technical field of filtering equipment, in particular to a multistage filter element for purifying industrial nanofiltration water.
Background
Nanofiltration is a pressure-driven membrane separation process between reverse osmosis and ultrafiltration, and the pore diameter range of the nanofiltration membrane is about several nanometers. Occurs later than in other pressure-driven membrane separation processes. Its appearance dates back to the research of NS-300 membranes of j.e.cadotte at the end of the 70 s, after which nanofiltration developed rapidly and membrane modules were commercialized in the middle of the 80 s. Nanofiltration membranes are mostly derived from reverse osmosis membranes, such as CA, CTA membranes, aramid composite membranes, sulfonated polyethersulfone membranes, and the like; when carrying out the nanofiltration treatment to sewage among the prior art, need guarantee certain water pressure, and the velocity of flow of water can descend, can lead to the particulate matter of macromolecule to block up the filter membrane, influences filtration efficiency.
In order to solve the problems, the application provides a multistage filter element for purifying industrial nanofiltration water.
SUMMERY OF THE UTILITY MODEL
Objects of the utility model
In order to solve the technical problems in the background art, the utility model provides the multistage filter core for the industrial nanofiltration water purification, which can conveniently perform nanofiltration on sewage, is not easy to block a filter membrane and is more convenient to use.
(II) technical scheme
In order to solve the problems, the utility model provides a multistage filter element for purifying industrial nanofiltration water, which comprises a framework, a connector and a filter material;
an opening is formed in the top of the framework, and a clamping ring is arranged at the opening of the framework; a limiting ring is arranged below the clamping ring of the framework;
the connecting head is provided with a connecting piece, and the connecting head is matched and clamped with the inner wall of the clamping ring through an annular connecting piece; the middle part of the connecting piece is provided with a through hole; the top of the connector is provided with a connecting pipe which is communicated with the through hole;
the filter material is arranged in a cylindrical shape, and an outer nanofiltration membrane, an isolation net and an inner nanofiltration membrane are sequentially arranged on the filter material from outside to inside; the top horizontal height of the isolation net is lower than that of the outer nanofiltration membrane; the top horizontal height of the inner nanofiltration membrane is lower than that of the isolation net; a step structure convenient for clamping is formed between the outer nanofiltration membrane and the isolation net; a step structure convenient for clamping is formed between the isolation net and the inner nanofiltration membrane;
the periphery of the snap ring is clamped with a step structure formed between the outer nanofiltration membrane and the isolation net;
the periphery of the limiting ring is clamped with a step structure formed between the isolation net and the inner nanofiltration membrane.
Preferably, the framework is provided with a plurality of through grooves; the framework is an elastic piece.
Preferably, the separation net and the snap ring are kept in magnetic attraction.
Preferably, the connection between the connector and the snap ring maintains a seal.
Preferably, the contact part of the spacing ring and the isolation net is kept sealed.
Preferably, the filter media forms the filter core with skeleton and connector combination, and the filter core sets up the multiunit, and the filter core configuration sets up on the mounting disc.
Preferably, a plurality of groups of positioning holes convenient to mount are formed in the mounting disc, and a mounting seat is arranged in the middle of the mounting disc; the external driving device drives the mounting seat to rotate.
The technical scheme of the utility model has the following beneficial technical effects:
the framework provides support for the whole filter material and limits the deformation amount of the filter material; be annular array distribution on the skeleton and be provided with a plurality of logical grooves, when the filter media atress, the skeleton itself can take place elastic deformation in certain angle, and when the atress disappears, the filter media can reset under the effect of skeleton to take place undulant, be favorable to the attachment on the filter membrane to shake off.
The filter elements are arranged in a plurality and are positioned and installed through positioning holes in the installation disc; in the using process, the whole mounting base is driven to rotate by an external driving device, so that the filter cores at different positions can act, each filter core is more uniformly filtered in the nanofiltration process, and meanwhile, the water body to be filtered can be disturbed by the action of the filter core, thereby being beneficial to improving the nanofiltration efficiency; avoiding blockage.
Drawings
Fig. 1 is a schematic diagram of the overall structure of a multi-stage filter element for purifying industrial nanofiltration water, which is provided by the utility model.
Fig. 2 is a schematic view of the installation structure of the framework and the connector in the multi-stage filter element for purifying industrial nanofiltration water provided by the utility model.
Fig. 3 is a schematic structural diagram of a filter material in a multi-stage filter element for purifying industrial nanofiltration water, which is provided by the utility model.
Fig. 4 is a schematic structural diagram of a connector in a multi-stage filter element for purifying industrial nanofiltration water, which is provided by the utility model.
Fig. 5 is a schematic diagram of the external structure of the framework in the multistage filter element for purifying industrial nanofiltration water, which is provided by the utility model.
Fig. 6 is a schematic view of the installation structure of the filter element in the multi-stage filter element for purifying industrial nanofiltration water provided by the utility model.
Reference numerals: 1. a filter material; 11. an outer nanofiltration membrane; 12. an isolation net; 13. an inner nanofiltration membrane; 2. a connector; 21. a connecting member; 22. a through hole; 3. a connecting pipe; 4. a framework; 41. a through groove; 42. a snap ring; 43. a limiting ring; 5. mounting a disc; 51. positioning holes; 52. and (7) mounting a seat.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention will be described in further detail with reference to the accompanying drawings in conjunction with the following detailed description. It should be understood that the description is intended to be exemplary only, and is not intended to limit the scope of the present invention. Moreover, in the following description, descriptions of well-known structures and techniques are omitted so as to not unnecessarily obscure the concepts of the present invention.
As shown in fig. 1-6, the multistage filter core for industrial nanofiltration water purification provided by the utility model comprises a framework 4, a connector 2 and a filter material 1;
an opening is formed in the top of the framework 4, and a clamping ring 42 is arranged at the opening of the framework 4; a limiting ring 43 is arranged below the clamping ring 42 of the framework 4;
the connector 2 is provided with a connecting piece 21, and the connector 2 is matched and clamped with the inner wall of the clamping ring 42 through the annular connecting piece 21; the middle part of the connecting piece 21 is provided with a through hole 22; the top of the connector 2 is provided with a connecting pipe 3, and the connecting pipe 3 is communicated with the through hole 22;
the filter material 1 is arranged in a cylindrical shape, and an outer nanofiltration membrane 11, an isolation net 12 and an inner nanofiltration membrane 13 are sequentially arranged on the filter material 1 from outside to inside; the top level of the isolation net 12 is lower than that of the outer nanofiltration membrane 11; the top level of the inner nanofiltration membrane 13 is lower than that of the isolation net 12; a step structure convenient for clamping is formed between the outer nanofiltration membrane 11 and the isolation net 12; a step structure convenient for clamping is formed between the isolation net 12 and the inner nanofiltration membrane 13;
the periphery of the snap ring 42 is clamped with a step structure formed between the outer nanofiltration membrane 11 and the isolation net 12;
the periphery of the limiting ring 43 is clamped with the step structure formed between the isolation net 12 and the inner nanofiltration membrane 13.
In an alternative embodiment, the skeleton 4 is provided with a plurality of through slots 41; the frame 4 is an elastic member.
The framework 4 provides support for the whole filter material 1, and limits the deformation amount of the filter material 1; the framework 4 is provided with a plurality of through grooves 41 in an annular array, when the filter material 1 is stressed, the framework 4 can elastically deform within a certain angle, and when the stress disappears, the filter material 1 can reset under the action of the framework 4 and fluctuate, so that the attachment on the filter membrane can shake off.
In an alternative embodiment, the isolation mesh 12 is magnetically attracted to the snap ring 42.
It should be noted that the separation net 12 and the snap ring 42 are connected in a magnetic attraction manner, so that the positioning and installation are facilitated, and the use is more convenient.
In an alternative embodiment, the connection of the connector 21 to the snap ring 42 maintains a seal. The contact part of the spacing ring 43 and the isolation net 12 keeps sealing.
It should be noted that the connection between the connecting member 21 and the snap ring 42 and the contact between the limiting ring 43 and the isolating net 12 maintain a good sealing state, so as to prevent sewage from directly entering the connecting pipe 3 from the joint and directly discharging without filtering.
In an optional embodiment, the filter material 1, the frame 4 and the connector 2 are combined to form a filter element, the filter elements are provided in multiple groups, and the filter element is provided on the mounting plate 5 in a sleeving manner. A plurality of groups of positioning holes 51 convenient to mount are formed in the mounting disc 5, and a mounting seat 52 is arranged in the middle of the mounting disc 5; the external driving device drives the mounting seat 52 to rotate.
It should be noted that a plurality of filter elements are arranged and positioned and installed through the positioning holes 51 on the installation plate 5; in the using process, the whole mounting base 52 is driven to rotate by an external driving device, so that the filter elements at different positions can act, each filter element is more uniformly filtered in the nanofiltration process, and meanwhile, the water body to be filtered can be disturbed by the action of the filter elements, thereby being beneficial to improving the nanofiltration efficiency; avoiding blockage.
In the utility model, the filter element is arranged on the positioning hole 51 of the mounting plate 5; the water to be filtered is positioned at the outer side of the filter element, and under the action of water pressure, the water enters from the outer nanofiltration membrane 11 and passes through the barrier effect of the isolation net 12, and then is subjected to secondary filtration from the inner nanofiltration membrane 13; then the water enters the through groove 41 of the framework 4 and is discharged outwards through the connecting pipe 3 at the top of the connector 2; in the utility model, the whole mounting base 52 is driven to rotate by an external driving device, so that the filter elements at different positions can act, each filter element is more uniformly filtered in the nanofiltration process, and meanwhile, the water body to be filtered can be disturbed by the action of the filter elements, thereby being beneficial to improving the nanofiltration efficiency; the blockage is avoided; in addition, the framework 4 provides support for the whole filter material 1, and the deformation amount of the filter material 1 is limited; the framework 4 is provided with a plurality of through grooves 41 in an annular array, when the filter material 1 is stressed, the framework 4 can elastically deform within a certain angle, and when the stress disappears, the filter material 1 can reset under the action of the framework 4 and fluctuate, so that the attachment on the filter membrane can shake off. The utility model can conveniently carry out nanofiltration on sewage, is not easy to block a filter membrane and is more convenient to use.
It is to be understood that the above-described embodiments of the present invention are merely illustrative of or explaining the principles of the utility model and are not to be construed as limiting the utility model. Therefore, any modifications, equivalents, improvements and the like which are made without departing from the spirit and scope of the present invention shall be included in the protection scope of the present invention. Further, it is intended that the appended claims cover all such variations and modifications as fall within the scope and boundaries of the appended claims or the equivalents of such scope and boundaries.
Claims (7)
1. A multi-stage filter element for industrial nanofiltration water purification is characterized by comprising a framework (4), a connector (2) and a filter material (1);
an opening is formed in the top of the framework (4), and a clamping ring (42) is arranged at the opening of the framework (4); a limiting ring (43) is arranged below the clamping ring (42) of the framework (4);
the connector (2) is provided with a connecting piece (21), and the connector (2) is matched and clamped with the inner wall of the clamping ring (42) through the annular connecting piece (21); the middle part of the connecting piece (21) is provided with a through hole (22); the top of the connector (2) is provided with a connecting pipe (3), and the connecting pipe (3) is communicated with the through hole (22);
the filter material (1) is arranged in a cylindrical shape, and an outer nanofiltration membrane (11), an isolation net (12) and an inner nanofiltration membrane (13) are sequentially arranged on the filter material (1) from outside to inside; the top horizontal height of the isolation net (12) is lower than that of the outer nanofiltration membrane (11); the top horizontal height of the inner nanofiltration membrane (13) is lower than that of the isolation net (12); a step structure convenient for clamping is formed between the outer nanofiltration membrane (11) and the isolation net (12); a step structure convenient for clamping is formed between the isolation net (12) and the inner nanofiltration membrane (13);
the periphery of the snap ring (42) is clamped with a step structure formed between the outer nanofiltration membrane (11) and the isolation net (12);
the periphery of the limiting ring (43) is clamped with a step structure formed between the isolation net (12) and the inner nanofiltration membrane (13).
2. Multistage filter cartridge for industrial nanofiltration water purification according to claim 1, wherein a plurality of through slots (41) are provided on the framework (4); the framework (4) is an elastic piece.
3. The multi-stage filter cartridge for industrial nanofiltration water purification according to claim 1, wherein the separation net (12) is magnetically attracted to the snap ring (42).
4. The multi-stage filter cartridge for industrial nanofiltration water purification according to claim 1, wherein the connection of the connector (21) and the snap ring (42) maintains a seal.
5. The multi-stage filter cartridge for industrial nanofiltration water purification according to claim 1, wherein a portion of the stopper ring (43) contacting the separation mesh (12) maintains a seal.
6. The multistage filter core for industrial nanofiltration water purification according to claim 1, wherein the filter material (1), the framework (4) and the connector (2) are combined to form a filter core, the filter core is provided with a plurality of groups, and the filter core is provided on the mounting plate (5).
7. The multistage filter element for industrial nanofiltration water purification according to claim 6, wherein a plurality of groups of positioning holes (51) convenient for installation are arranged on the installation disc (5), and an installation seat (52) is arranged in the middle of the installation disc (5); the external driving device drives the mounting seat (52) to rotate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220746014.8U CN216964172U (en) | 2022-03-30 | 2022-03-30 | Multistage filter core for industrial nanofiltration water purification |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220746014.8U CN216964172U (en) | 2022-03-30 | 2022-03-30 | Multistage filter core for industrial nanofiltration water purification |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216964172U true CN216964172U (en) | 2022-07-15 |
Family
ID=82341164
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202220746014.8U Active CN216964172U (en) | 2022-03-30 | 2022-03-30 | Multistage filter core for industrial nanofiltration water purification |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216964172U (en) |
-
2022
- 2022-03-30 CN CN202220746014.8U patent/CN216964172U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| JP2004261649A (en) | Filter and filter module | |
| CN216964172U (en) | Multistage filter core for industrial nanofiltration water purification | |
| CN102836589A (en) | Rapidly-installed water purifier having double self-locking sealing, and filtration apparatus containing the same | |
| CN203400637U (en) | Pipe type micro-filtration membrane filter device for industrial wastewater treatment | |
| CN212025035U (en) | Sewage treatment device | |
| CN217312327U (en) | Nanofiltration membrane separation system | |
| CN212790510U (en) | Simple filter element structure | |
| CN201978565U (en) | Filter core and a filter device used for water purification | |
| CN201906564U (en) | External compression type loop-free solid-liquid separation dynamic membrane device | |
| CN111410340B (en) | Sewage treatment device | |
| CN204073866U (en) | A kind of film separation system cartridge filter | |
| CN212050792U (en) | Large and medium-sized reverse osmosis device | |
| CN209490694U (en) | A kind of hollow fiber column type membrane module | |
| CN217323466U (en) | Ultrafiltration membrane assembly of porous water inlet pipe | |
| CN217367892U (en) | Water treatment filtering membrane component | |
| CN201505513U (en) | Membrane element of plate-type ultrafiltration membrane component | |
| CN220265390U (en) | Second grade reverse osmosis water purification equipment | |
| CN218131077U (en) | System for submerging flat ceramic membrane component | |
| CN113134304A (en) | Curtain type membrane component for purifying water | |
| CN217139967U (en) | Reverse osmosis membrane module | |
| CN113754100B (en) | Reverse osmosis membrane water purifier | |
| CN220513851U (en) | RO reverse osmosis membrane water purification treatment device | |
| CN209778485U (en) | Marine sewage water purification unit filter | |
| CN214233538U (en) | Can dismantle abluent chemical fiber filter core | |
| CN219907137U (en) | Ultrafiltration dense water recycling box |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |