CN111977749B - Reverse osmosis membrane filter core based on membrane separation technology - Google Patents
Reverse osmosis membrane filter core based on membrane separation technology Download PDFInfo
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- CN111977749B CN111977749B CN202010914961.9A CN202010914961A CN111977749B CN 111977749 B CN111977749 B CN 111977749B CN 202010914961 A CN202010914961 A CN 202010914961A CN 111977749 B CN111977749 B CN 111977749B
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- 239000012528 membrane Substances 0.000 title claims abstract description 27
- 238000001223 reverse osmosis Methods 0.000 title claims abstract description 16
- 238000000926 separation method Methods 0.000 title claims abstract description 10
- 238000005516 engineering process Methods 0.000 title claims abstract description 9
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 134
- 238000009434 installation Methods 0.000 claims abstract description 20
- 238000000034 method Methods 0.000 claims abstract description 7
- 230000000670 limiting effect Effects 0.000 claims description 36
- 239000007788 liquid Substances 0.000 claims description 13
- 238000002955 isolation Methods 0.000 claims description 11
- 238000007789 sealing Methods 0.000 claims description 9
- 239000010865 sewage Substances 0.000 claims description 6
- 230000000694 effects Effects 0.000 abstract description 6
- 238000001914 filtration Methods 0.000 description 14
- 239000012466 permeate Substances 0.000 description 10
- 230000008569 process Effects 0.000 description 3
- 239000000126 substance Substances 0.000 description 3
- 230000009471 action Effects 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 241000894006 Bacteria Species 0.000 description 1
- 239000000020 Nitrocellulose Substances 0.000 description 1
- 239000004952 Polyamide Substances 0.000 description 1
- FJWGYAHXMCUOOM-QHOUIDNNSA-N [(2s,3r,4s,5r,6r)-2-[(2r,3r,4s,5r,6s)-4,5-dinitrooxy-2-(nitrooxymethyl)-6-[(2r,3r,4s,5r,6s)-4,5,6-trinitrooxy-2-(nitrooxymethyl)oxan-3-yl]oxyoxan-3-yl]oxy-3,5-dinitrooxy-6-(nitrooxymethyl)oxan-4-yl] nitrate Chemical compound O([C@@H]1O[C@@H]([C@H]([C@H](O[N+]([O-])=O)[C@H]1O[N+]([O-])=O)O[C@H]1[C@@H]([C@@H](O[N+]([O-])=O)[C@H](O[N+]([O-])=O)[C@@H](CO[N+]([O-])=O)O1)O[N+]([O-])=O)CO[N+](=O)[O-])[C@@H]1[C@@H](CO[N+]([O-])=O)O[C@@H](O[N+]([O-])=O)[C@H](O[N+]([O-])=O)[C@H]1O[N+]([O-])=O FJWGYAHXMCUOOM-QHOUIDNNSA-N 0.000 description 1
- 229920002301 cellulose acetate Polymers 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 230000003749 cleanliness Effects 0.000 description 1
- 239000000706 filtrate Substances 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 230000002147 killing effect Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 229920001220 nitrocellulos Polymers 0.000 description 1
- 230000036961 partial effect Effects 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 230000035699 permeability Effects 0.000 description 1
- 229920002647 polyamide Polymers 0.000 description 1
- 238000000746 purification Methods 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 239000002904 solvent Substances 0.000 description 1
- 230000003068 static effect Effects 0.000 description 1
Images
Classifications
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/44—Treatment of water, waste water, or sewage by dialysis, osmosis or reverse osmosis
- C02F1/441—Treatment of water, waste water, or sewage by dialysis, osmosis or reverse osmosis by reverse osmosis
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/006—Water distributors either inside a treatment tank or directing the water to several treatment tanks; Water treatment plants incorporating these distributors, with or without chemical or biological tanks
Landscapes
- Life Sciences & Earth Sciences (AREA)
- Hydrology & Water Resources (AREA)
- Engineering & Computer Science (AREA)
- Environmental & Geological Engineering (AREA)
- Water Supply & Treatment (AREA)
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Separation Using Semi-Permeable Membranes (AREA)
Abstract
The invention provides a reverse osmosis membrane filter element based on a membrane separation technology, which comprises a fixing device, a core rod, a water inlet unit and a water outlet unit, wherein the core rod is arranged in the water inlet unit; the inner part of the fixing device is uniformly provided with the core rods; the water inlet ends of the uniformly arranged core rods are fixedly communicated through a water inlet unit; the outer wall of the lower end of the fixing device is provided with a water outlet unit, and the water outlet unit is communicated with the water outlet end of the core rod; the problem of the plug fixed mounting's that mainly exists in the in-process of the parallelly connected installation of present reverse osmosis membrane filter core in-process shake easily, and then influence the drainage effect of plug, and a plurality of parallelly connected fixed plugs that adopt at present lead to intaking inhomogeneous, influence the drainage efficiency of plug etc. is solved.
Description
Technical Field
The invention relates to the technical field of water purification, in particular to a reverse osmosis membrane filter element based on a membrane separation technology.
Background
The filter element is used for cleaning polluted water to a state required by production and life, namely, the water reaches certain cleanliness. Removing solid particles in water, killing bacteria, and filtering out harmful chemical components. Common materials of the reverse osmosis membrane filter element are cellulose nitrate, cellulose acetate and polyamide. The reverse osmosis membrane filter element utilizes the selective permeability that a reverse osmosis membrane can only permeate a solvent (usually water) to intercept ionic substances or micromolecular substances, and uses static pressure on two sides of the membrane as a driving force to realize a membrane process for separating a liquid mixture.
The current reverse osmosis membrane filter core is installed inside the water purifier more, but the inside parallel mount with a plurality of reverse osmosis membrane filter cores that usually need of present water purifier, and the in-process of the parallel mount of current reverse osmosis membrane filter core mainly has following problem: the core rod is easy to shake in the process of fixed installation, so that the water filtering effect of the core rod is influenced, and a plurality of currently adopted parallel fixed core rods cause uneven water inlet and influence the water filtering efficiency of the core rod.
In order to improve the stability of the fixed installation of the core rod and ensure the water filtering effect of the core rod; the invention provides a reverse osmosis membrane filter element based on a membrane separation technology.
Disclosure of Invention
In order to achieve the purpose, the invention adopts the following technical scheme that the reverse osmosis membrane filter element based on the membrane separation technology comprises a fixing device, a core rod, a water inlet unit and a water outlet unit; the inner part of the fixing device is uniformly provided with the core rods; the water inlet ends of the uniformly arranged core rods are fixedly communicated through a water inlet unit; the outer wall of the lower end of the fixing device is provided with a water outlet unit, and the water outlet unit is communicated with the water outlet end of the core rod; wherein:
the fixing device comprises an installation block, a limiting spring, an arc-shaped clamping block, a limiting stop ring, a fixing sleeve, a fixing ring sleeve and a clamping module; round through holes are uniformly formed in the mounting block, mounting grooves are uniformly formed in the inner walls of the round through holes in the mounting block, and balls are arranged on the outer walls of the mounting grooves of the round through holes in the mounting block in a movable connection mode; an arc-shaped fixture block is installed in the installation groove of the circular through hole of the installation block in a sliding fit mode, a rubber pad is arranged on the inner wall of the arc-shaped fixture block, a limiting spring is arranged in the installation groove of the installation block, one end of the limiting spring abuts against the inner wall of the installation groove of the installation block, and the other end of the limiting spring abuts against the outer wall of the arc-shaped fixture block; the inner wall of the upper end of the circular through hole of the mounting block is provided with a limiting baffle ring, and the inner wall of the limiting baffle ring is provided with a fixed sleeve in a threaded connection mode; the fixed sleeve is arranged on the inner wall of the lower end of the circular through hole of the mounting block, and a rubber pad is arranged on the inner wall of the fixed sleeve; clamping modules are uniformly arranged on the outer wall of the lower end of the mounting block; a fixed ring sleeve is arranged on the inner wall of the lower end of the circular through hole of the mounting block; the arranged fixing device is convenient for fixing the uniformly arranged core rods, and the fixing device fixes the core rods, so that the stability of the core rods is ensured, and the plurality of core rods are convenient to be fixed in parallel; thereby ensuring the filtering effect of the core rod.
The water outlet unit comprises a water guide clamping cover, a limiting plate, a water retaining ring, an upper isolation lantern ring, a lower isolation lantern ring, a permeable pipe sleeve, a water guide pipe and a sewage discharge pipe; the water guide clamping cover is matched with the clamping module in a clamping mode and is arranged at the lower end of the mounting block, the interior of the water guide clamping cover is of a cavity structure, a limiting plate is arranged in the cavity structure of the interior of the water guide clamping cover, round mounting holes are uniformly formed in the limiting plate, and the round mounting holes of the limiting plate are sleeved at a concentrated solution outlet at the lower end of the mandrel; the outer wall of the lower end of the core rod is sleeved with a water retaining ring which is in sealing fit with the circular through hole of the limiting plate; the lower end of the water guide clamping cover is uniformly provided with guide holes, the guide holes of the water guide clamping cover are sleeved on the outer wall of the permeation liquid outlet of the core rod, and the outer wall of the permeation liquid outlet of the core rod is sleeved with an upper isolation lantern ring which is mutually matched with the guide holes of the water guide clamping cover in a sealing manner; a sewage discharge pipe is arranged on the side wall of the water guide clamping cover; the permeable pipe sleeve is sleeved at the lower end of the permeable liquid outlet of the core rod, the permeable pipe sleeve and the outer wall of the permeable liquid outlet of the core rod are mutually sealed through a lower isolating lantern ring, and a water conduit is arranged in the middle of the lower end of the permeable pipe sleeve; the concentrated solution and the permeate solution filtered by the core rod can be conveniently and intensively separated through the arranged water outlet unit, so that the filtered solution is prevented from being mixed and polluted; and the solution filtered by the plurality of core rods is concentrated, so that the filtered solution is convenient to collect.
The water inlet unit comprises a water inlet guide pipe, a water inlet cover and a spiral sleeve; the upper end of the water inlet cover is provided with a water inlet conduit; the inner part of the water inlet cover is of a cavity structure, round mounting holes are uniformly formed in the lower end of the water inlet cover, the round mounting holes of the water inlet cover are sleeved on the water inlet end of the core rod, the outer wall of each round mounting hole of the water inlet cover is provided with a spiral sleeve for sealing, and the spiral sleeve is sleeved on the outer wall of the water inlet end of the core rod; the pipe orifice of the external water inlet pipe is communicated with the water inlet conduit; water is uniformly filtered through the core rod under the action of the water inlet cover; the arranged water inlet unit is convenient for water to uniformly pass through the core rod for filtering; thereby improving the filtering efficiency of the internal water.
The clamping module comprises a clamping spring and a clamping block; the clamping block is arranged at the lower end of the mounting block in a sliding fit mode, and the clamping block and the mounting block are mutually abutted and fixed through a clamping spring arranged in the mounting block; the water guide clamping cover at the lower end is convenient to clamp and fix through the arranged clamping module.
Preferably; the upper end of the arc-shaped fixture block is provided with an inverted cone-shaped chamfer; be provided with the back taper chamfer with the upper end of arc fixture block and be convenient for the plug to insert and fix it through the arc fixture block that circumference set up.
Preferably; the outer wall of the upper end of the fixed ring sleeve is provided with a rubber pad; the rubber pad is arranged on the outer wall of the upper end of the fixed ring sleeve, so that the damage of the outer wall of the core rod caused by the contact of the outer wall of the core rod and the outer wall of the upper end of the fixed ring sleeve is avoided, and the structural integrity of the core rod is ensured.
Preferably; the inner wall of the inner cavity of the transparent pipe sleeve is of a conical cavity structure; the inner wall of the inner cavity of the transparent pipe sleeve is set to be a conical cavity structure, so that the concentrated drainage of the permeate liquid is facilitated, and the collection of the permeate liquid is promoted.
The fixing device is convenient for fixing the uniformly arranged core rods, and the fixing device fixes the core rods, so that the stability of the core rods is ensured, and the plurality of core rods are convenient to be fixed in parallel; thereby ensuring the filtering effect of the core rod;
the water outlet unit is convenient for concentrated separation of the concentrated solution and the permeate solution after the core rod filtration, so that the filtered solution is prevented from being mixed and polluted; the solution filtered by the plurality of core rods is concentrated, so that the filtered solution is convenient to collect;
thirdly, the water inlet unit is convenient for water to uniformly pass through the core rod for filtering; thereby improving the filtering efficiency of the internal water.
Drawings
The invention is further illustrated with reference to the following figures and examples.
FIG. 1 is a front view in section view of the present invention;
FIG. 2 is an enlarged view of a portion of the invention at A in FIG. 1;
fig. 3 is a partial enlarged view of the present invention at B in fig. 1.
Detailed Description
Embodiments of the present invention will be described below with reference to the drawings. In this process, the width of the lines or the size of the components in the drawings may be exaggerated for clarity and convenience of description.
The following terms are defined based on the functions of the present invention, and may be different depending on the intention of the user or the operator or the convention. Therefore, these terms are defined based on the entire contents of the present specification.
As shown in fig. 1 to 3, a reverse osmosis membrane filter element based on a membrane separation technology comprises a fixing device 1, a core rod 2, a water inlet unit 3 and a water outlet unit 4; the inner part of the fixing device 1 is uniformly provided with core rods 2; the water inlet ends of the uniformly arranged core rods 2 are fixedly communicated through a water inlet unit 3; the outer wall of the lower end of the fixing device 1 is provided with a water outlet unit 4, and the water outlet unit 4 is communicated with the water outlet end of the core rod 2; wherein:
the fixing device 1 comprises an installation block 11, a limiting spring 12, an arc-shaped clamping block 13, a limiting baffle ring 14, a fixing sleeve 15, a fixing ring sleeve 16 and a clamping module 17; circular through holes are uniformly formed in the mounting block 11, mounting grooves are uniformly formed in the inner wall of each circular through hole in the mounting block 11, and balls are arranged on the outer wall of each mounting groove of each circular through hole in the mounting block 11 in a movable connection mode; an arc-shaped fixture block 13 is arranged in the mounting groove of the circular through hole of the mounting block 11 in a sliding fit mode, a rubber pad is arranged on the inner wall of the arc-shaped fixture block 13, and an inverted cone-shaped chamfer is arranged at the upper end of the arc-shaped fixture block 13; the upper end of the arc-shaped fixture block 13 is provided with an inverted cone chamfer so that the core rod 2 can be inserted into and fixed by the arc-shaped fixture block 13 arranged circumferentially; a limiting spring 12 is arranged in the mounting groove of the mounting block 11, one end of the limiting spring 12 abuts against the inner wall of the mounting groove of the mounting block 11, and the other end of the limiting spring 12 abuts against the outer wall of the arc-shaped fixture block 13; a limiting stop ring 14 is arranged on the inner wall of the upper end of the circular through hole of the mounting block 11, and a fixing sleeve 15 is mounted on the inner wall of the limiting stop ring 14 in a threaded connection mode; the fixed sleeve 15 is arranged on the inner wall of the lower end of the circular through hole of the mounting block 11, and a rubber pad is arranged on the inner wall of the fixed sleeve 15; clamping modules 17 are uniformly arranged on the outer wall of the lower end of the mounting block 11; a fixed ring sleeve 16 is arranged on the inner wall of the lower end of the circular through hole of the mounting block 11; a rubber pad is arranged on the outer wall of the upper end of the fixed ring sleeve 16; the rubber pad is arranged on the outer wall of the upper end of the fixed ring sleeve 16, so that the damage of the outer wall of the core rod caused when the outer wall of the core rod 2 is contacted with the outer wall of the upper end of the fixed ring sleeve 16 is avoided, and the structural integrity of the core rod 2 is ensured; the arranged fixing device 1 is convenient for fixing the uniformly arranged core rods 2, and the fixing device 1 fixes the core rods 2, so that the stability of the core rods 2 is ensured, and the plurality of core rods 2 are convenient for fixing in parallel; thereby ensuring the filtering effect of the core rod 2.
The clamping module 17 comprises a clamping spring 171 and a clamping block 172; the clamping block 172 is installed at the lower end of the installation block 11 in a sliding fit manner, and the clamping block 172 and the installation block 11 are mutually abutted and fixed through a clamping spring 171 arranged in the installation block 11; the clamping module 17 is arranged to facilitate clamping and fixing of the water guide clamping cover 41 at the lower end.
The water inlet unit 3 comprises a water inlet conduit 31, a water inlet cover 32 and a spiral sleeve 33; the upper end of the water inlet cover 32 is provided with a water inlet conduit 31; the inner part of the water inlet cover 32 is of a cavity structure, round mounting holes are uniformly formed in the lower end of the water inlet cover 32, the round mounting holes of the water inlet cover 32 are sleeved at the water inlet end of the core rod 2, the outer wall of each round mounting hole of the water inlet cover 32 is provided with a spiral sleeve 33 for sealing, and the spiral sleeve 33 is sleeved on the outer wall of the water inlet end of the core rod 2; the orifice of the external water inlet pipe is communicated with the water inlet conduit 31; water is uniformly filtered by the core rod 2 through the action of the water inlet cover 32; the water inlet unit 3 is arranged to facilitate the uniform filtration of water through the core rod 2; thereby improving the filtering efficiency of the internal water.
The water outlet unit 4 comprises a water guide clamping cover 41, a limiting plate 42, a water retaining ring 43, an upper isolation lantern ring 44, a lower isolation lantern ring 45, a through pipe sleeve 46, a water guide pipe 47 and a sewage discharge pipe 48; the water guide clamping cover 41 is matched with the clamping module 17 in a clamping mode and is arranged at the lower end of the mounting block 11, the interior of the water guide clamping cover 41 is of a cavity structure, a limiting plate 42 is arranged in the cavity structure of the interior of the water guide clamping cover 41, circular mounting holes are uniformly formed in the limiting plate 42, and the circular mounting holes of the limiting plate 42 are sleeved at a concentrated solution outlet at the lower end of the mandrel 2; the outer wall of the lower end of the core rod 2 is sleeved with a water retaining ring 43 which is mutually matched with the circular through hole of the limiting plate 42 in a sealing way; the lower end of the water guide clamping cover 41 is uniformly provided with guide holes, the guide holes of the water guide clamping cover 41 are sleeved on the outer wall of the permeation liquid outlet of the core rod 2, and the outer wall of the permeation liquid outlet of the core rod 2 is sleeved with an upper isolation lantern ring 44 to be mutually matched with the guide holes of the water guide clamping cover 41 in a sealing manner; a sewage discharge pipe 48 is arranged on the side wall of the water guide clamping cover 41; the permeable pipe sleeve 46 is sleeved at the lower end of the permeate outlet of the core rod 2, the permeable pipe sleeve 46 and the outer wall of the permeate outlet of the core rod 2 are sealed with each other through the lower isolation lantern ring 45, the inner wall of the inner cavity of the permeable pipe sleeve 46 is of a conical cavity structure, the inner wall of the inner cavity of the permeable pipe sleeve 46 is of the conical cavity structure, so that the concentrated drainage of permeate is facilitated, and the collection of the permeate is promoted; and the middle part of the lower end of the permeable pipe sleeve 46 is provided with a water conduit 47; the concentrated solution and the permeate solution filtered by the core rod 2 are conveniently and intensively separated through the arranged water outlet unit 4, so that the filtered solution is prevented from being mixed and polluted; and the solution filtered by the plurality of core rods 2 is collected to facilitate the collection of the filtrate.
The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (2)
1. A reverse osmosis membrane filter element based on a membrane separation technology comprises a fixing device (1), a core rod (2), a water inlet unit (3) and a water outlet unit (4); the method is characterized in that: the inner part of the fixing device (1) is uniformly provided with core rods (2); the water inlet ends of the uniformly arranged core rods (2) are fixedly communicated through a water inlet unit (3); the outer wall of the lower end of the fixing device (1) is provided with a water outlet unit (4), and the water outlet unit (4) is communicated with the water outlet end of the core rod (2); wherein:
the fixing device (1) comprises a mounting block (11), a limiting spring (12), an arc-shaped clamping block (13), a limiting stop ring (14), a fixing sleeve (15), a fixing ring sleeve (16) and a clamping module (17); round through holes are uniformly formed in the mounting block (11), mounting grooves are uniformly formed in the inner walls of the round through holes in the mounting block (11), and balls are arranged on the outer walls of the mounting grooves of the round through holes in the mounting block (11) in a movable connection mode; an arc-shaped clamping block (13) is installed in the installation groove of the circular through hole of the installation block (11) in a sliding fit mode, a rubber pad is arranged on the inner wall of the arc-shaped clamping block (13), a limiting spring (12) is arranged in the installation groove of the installation block (11), one end of the limiting spring (12) abuts against the inner wall of the installation groove of the installation block (11), and the other end of the limiting spring (12) abuts against the outer wall of the arc-shaped clamping block (13); a limiting stop ring (14) is arranged on the inner wall of the upper end of the circular through hole of the mounting block (11), and a fixing sleeve (15) is mounted on the inner wall of the limiting stop ring (14) in a threaded connection mode; the fixed sleeve (15) is arranged on the inner wall of the lower end of the circular through hole of the mounting block (11), and a rubber pad is arranged on the inner wall of the fixed sleeve (15); clamping modules (17) are uniformly arranged on the outer wall of the lower end of the mounting block (11); a fixed ring sleeve (16) is arranged on the inner wall of the lower end of the circular through hole of the mounting block (11);
the water outlet unit (4) comprises a water guide clamping cover (41), a limiting plate (42), a water retaining ring (43), an upper isolation sleeve ring (44), a lower isolation sleeve ring (45), a permeable pipe sleeve (46), a water guide pipe (47) and a sewage discharge pipe (48); the water guide clamping cover (41) is matched with the clamping module (17) in a clamping mode and is arranged at the lower end of the mounting block (11), the interior of the water guide clamping cover (41) is of a cavity structure, a limiting plate (42) is arranged in the cavity structure of the interior of the water guide clamping cover (41), circular mounting holes are uniformly formed in the limiting plate (42), and the circular mounting holes of the limiting plate (42) are sleeved at a concentrated solution outlet at the lower end of the mandrel (2); the outer wall of the lower end of the core rod (2) is sleeved with a water retaining ring (43) which is in sealing fit with the circular through hole of the limiting plate (42); guide holes are uniformly formed in the lower end of the water guide clamping cover (41), the guide holes of the water guide clamping cover (41) are sleeved on the outer wall of a permeation liquid outlet of the core rod (2), and an upper isolation lantern ring (44) is sleeved on the outer wall of the permeation liquid outlet of the core rod (2) and is in sealing fit with the guide holes of the water guide clamping cover (41); a sewage discharge pipe (48) is arranged on the side wall of the water guide clamping cover (41); the permeable pipe sleeve (46) is sleeved at the lower end of the permeable liquid outlet of the core rod (2), the permeable pipe sleeve (46) and the outer wall of the permeable liquid outlet of the core rod (2) are mutually sealed through a lower isolation lantern ring (45), and a water guide pipe (47) is arranged in the middle of the lower end of the permeable pipe sleeve (46); the water inlet unit (3) comprises a water inlet guide pipe (31), a water inlet cover (32) and a spiral sleeve (33); the upper end of the water inlet cover (32) is provided with a water inlet conduit (31); the inner part of the water inlet cover (32) is of a cavity structure, round mounting holes are uniformly formed in the lower end of the water inlet cover (32), the round mounting holes of the water inlet cover (32) are sleeved at the water inlet end of the core rod (2), the outer wall of each round mounting hole of the water inlet cover (32) is provided with a spiral sleeve (33) for sealing, and the spiral sleeve (33) is sleeved on the outer wall of the water inlet end of the core rod (2); the clamping module (17) comprises a clamping spring (171) and a clamping block (172); the clamping block (172) is arranged at the lower end of the mounting block (11) in a sliding fit mode, and the clamping block (172) and the mounting block (11) are mutually abutted and fixed through a clamping spring (171) arranged in the mounting block (11); the upper end of the arc-shaped fixture block (13) is provided with an inverted cone-shaped chamfer; the outer wall of the upper end of the fixed ring sleeve (16) is provided with a rubber pad.
2. A reverse osmosis membrane cartridge based on membrane separation technology according to claim 1, wherein: the inner wall of the inner cavity of the through pipe sleeve (46) is of a conical cavity structure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010914961.9A CN111977749B (en) | 2020-09-03 | 2020-09-03 | Reverse osmosis membrane filter core based on membrane separation technology |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010914961.9A CN111977749B (en) | 2020-09-03 | 2020-09-03 | Reverse osmosis membrane filter core based on membrane separation technology |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN111977749A CN111977749A (en) | 2020-11-24 |
| CN111977749B true CN111977749B (en) | 2021-04-23 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202010914961.9A Active CN111977749B (en) | 2020-09-03 | 2020-09-03 | Reverse osmosis membrane filter core based on membrane separation technology |
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| Country | Link |
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| CN (1) | CN111977749B (en) |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103566757A (en) * | 2012-08-09 | 2014-02-12 | 上海亚弘过滤器材有限公司 | Integrated reverse osmosis water purification filter |
| CN108623027A (en) * | 2018-04-09 | 2018-10-09 | 滁州扬子高科电器有限公司 | A kind of water purifier being convenient for changing filter core |
| CN111484103A (en) * | 2020-04-24 | 2020-08-04 | 金丽莎 | Visual water purification unit is changed to filter core |
-
2020
- 2020-09-03 CN CN202010914961.9A patent/CN111977749B/en active Active
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103566757A (en) * | 2012-08-09 | 2014-02-12 | 上海亚弘过滤器材有限公司 | Integrated reverse osmosis water purification filter |
| CN108623027A (en) * | 2018-04-09 | 2018-10-09 | 滁州扬子高科电器有限公司 | A kind of water purifier being convenient for changing filter core |
| CN111484103A (en) * | 2020-04-24 | 2020-08-04 | 金丽莎 | Visual water purification unit is changed to filter core |
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| Publication number | Publication date |
|---|---|
| CN111977749A (en) | 2020-11-24 |
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Denomination of invention: A reverse osmosis membrane filter element based on membrane separation technology Effective date of registration: 20220628 Granted publication date: 20210423 Pledgee: Taizhou Branch of Postal Savings Bank of China Ltd. Pledgor: JIANGSU SHENGJIEDA WATER TREATMENT ENGINEERING Co.,Ltd. Registration number: Y2022980009138 |