CN213112774U

CN213112774U - High-flux, long-service-life and high-stain-resistance RO (reverse osmosis) membrane

Info

Publication number: CN213112774U
Application number: CN202021639454.0U
Authority: CN
Inventors: 丁春宏; 段飞
Original assignee: Meilanpiaoer Shanghai Filtration Equipment Co ltd
Current assignee: Meilanpiaoer Shanghai Filtration Equipment Co ltd
Priority date: 2020-08-10
Filing date: 2020-08-10
Publication date: 2021-05-04
Anticipated expiration: 2030-08-10

Abstract

The utility model discloses a high flux, high life, high anti-soil type RO membrane relates to RO membrane technical field, this high flux, high life, high anti-soil type RO membrane, including RO membrane body, the one end of RO membrane body is connected with the inlet end through the screw thread soon, and the inside of RO membrane body runs through there is the pure water pipe, the pure water pipe is formed with the delivery port for the one end of inlet end, and sets up the water collecting hole that distributes equidistantly on the pure water pipe, the utility model discloses a setting of guide block and guide way can realize the slip grafting of smart filter screen, utilizes the cooperation of joint piece, joint groove and spring simultaneously, can realize that the joint of smart filter screen is fixed to realize the quick assembly disassembly of smart filter screen to the periodic cleaning of smart filter screen is convenient for, the effectual cleaning efficiency who improves smart filter screen can prevent that the RO membrane from blockking up, reaches high flux to realize that the RO membrane, Long life and high dirt resistance.

Description

High-flux, long-service-life and high-stain-resistance RO (reverse osmosis) membrane

Technical Field

The utility model belongs to the technical field of the RO membrane, concretely relates to high flux, high life, high anti-soil type RO membrane.

Background

The reverse osmosis is a so-called reverse osmosis principle in which water flows from a low concentration to a high concentration and flows from a high concentration to a low concentration after the water is pressurized. The aperture of the RO reverse osmosis membrane is as small as nanometer, water molecules can pass through the RO membrane under certain pressure, and impurities such as inorganic salt, heavy metal ions, organic matters, colloid, bacteria, viruses and the like in source water cannot pass through the RO membrane, so that permeable pure water and impermeable concentrated water are strictly distinguished. The RO reverse osmosis technology is a membrane separation and filtration technology using osmotic pressure difference as power, and is widely applied to the fields of scientific research, medicines, foods, beverages, seawater desalination and the like.

But the high flux on the existing market, long service life, there is certain defect in high anti-soil type RO membrane in the use, for example, the end of intaking of current RO membrane often is equipped with smart filter screen, but this smart filter screen dismouting is inconvenient, can not realize its quick assembly disassembly, the clearance of smart filter screen of being not convenient for, cause the RO membrane to block up easily, lead to the flux of RO membrane, life-span and anti-pollution performance's reduction, in addition, during the installation, can not fix a position its fast, lead to solid fixed ring slippage easily, the installation of RO membrane of being not convenient for, the installation effectiveness of RO membrane has been reduced.

Disclosure of Invention

An object of the utility model is to provide a high flux, high life, high anti-soil type RO membrane to the quick assembly disassembly who can not realize smart filter screen that proposes in solving above-mentioned background art, the clearance of the smart filter screen of being not convenient for can not fix a position its fast in addition, leads to solid fixed ring slippage easily, the problem of the installation of the RO membrane of being not convenient for.

In order to achieve the above object, the utility model provides a following technical scheme: a high-flux, long-service-life and high-anti-fouling RO membrane comprises an RO membrane body, wherein one end of the RO membrane body is connected with a water inlet end in a screwed mode through threads, a pure water pipe penetrates through the RO membrane body, a water outlet is formed at one end, opposite to the water inlet end, of the pure water pipe, water collecting holes are formed in the pure water pipe and distributed equidistantly, a raw water diversion net layer, a second reverse osmosis RO membrane layer, a pure water diversion net layer and a first reverse osmosis RO membrane layer are further installed between the RO membrane body and the pure water pipe and distributed sequentially from inside to outside, a fine filtering net is arranged inside the water inlet end, four guide blocks distributed in an annular array mode are installed on the outer circumference of the fine filtering net, spring grooves are formed in the four guide blocks, springs are fixed inside the four spring grooves, and clamping blocks capable of extending to the outer portions of the guide blocks are connected to the two ends of the four, the inner wall of the end of intaking is seted up with the guide way of four guide blocks one-to-one, and the equal symmetry in inner wall both sides of four guide ways seted up with joint piece assorted joint groove.

Preferably, the two sides of the outer wall of the RO membrane body are both inwards recessed to form annular grooves, the two annular grooves are symmetrically distributed, and the tops of the two sides of the inner wall of each annular groove are both outwards extended to form rubber lugs distributed in an annular array.

Preferably, the RO membrane body is installed with the junction of intaking the end and is met water inflation sealing rod, and meets water inflation sealing rod and be cyclic annular.

Preferably, the outer wall of the water outlet, which is far away from one end of the RO membrane body, is further sleeved with two water stop rings, and the diameters of the two water stop rings are larger than that of the water outlet.

Preferably, the sealing ring is further sleeved at one end, close to the water inlet end, of the outside of the RO membrane body, and the diameter of the sealing ring is larger than that of the RO membrane body.

Preferably, the opposite angles of one end of the guide block, which is far away from the fine filter screen, are in arc chamfer transition to form an arc end with a smooth surface wall.

Compared with the prior art, the beneficial effects of the utility model are that:

(1) the utility model discloses a setting of guide block and guide way, can realize the slip grafting of smart filter screen, utilize the joint piece simultaneously, the cooperation of joint groove and spring, the joint that can realize smart filter screen is fixed, thereby realize the quick assembly disassembly of smart filter screen, so that the periodic cleaning of smart filter screen, the effectual cleaning efficiency who improves smart filter screen, can prevent the RO membrane from blockking up, great improvement the flux of RO membrane, life-span and antipollution performance, reach the effect of high flux, high life and high antipollution with realizing the RO membrane.

(2) The utility model discloses a ring channel and rubber lug's setting can carry on solid fixed ring of RO membrane spacing, avoids solid fixed ring to break away from to realize solid fixed ring's quick location, so that the quick installation of RO membrane body, the effectual installation effectiveness who improves RO membrane body.

Drawings

FIG. 1 is an external view of the present invention;

FIG. 2 is a schematic structural view of the present invention;

FIG. 3 is a side view of the utility model with the water inlet end connected with the fine filter screen;

FIG. 4 is an enlarged view taken at A in FIG. 1;

FIG. 5 is an enlarged view of FIG. 2 at B;

FIG. 6 is an enlarged view at C in FIG. 2;

FIG. 7 is an enlarged view taken at D in FIG. 3;

in the figure: 1-RO membrane body; 2-an annular groove; 3-sealing ring; 4-water inlet end; 5-rubber bumps; 6-water outlet; 7-a water stop ring; 8-a guide groove; 9-fine filtering net; 10-pure water pipe; 11-water collecting holes; 12-a first reverse osmosis RO membrane layer; 13-a pure water diversion net layer; 14-a second reverse osmosis RO membrane layer; 15-raw water diversion net layer; 16-a guide block; 17-a clamping block; 18-water swelling water stop; 19-a clamping groove; 20-spring.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-7, the present invention provides a technical solution: a high-flux, long-service-life and high-anti-fouling RO membrane comprises an RO membrane body 1, wherein one end of the RO membrane body 1 is connected with a water inlet end 4 in a screwed mode through threads, a pure water pipe 10 penetrates through the RO membrane body 1, a water outlet 6 is formed at one end, opposite to the water inlet end 4, of the pure water pipe 10, water collecting holes 11 are formed in the pure water pipe 10 and distributed equidistantly, a raw water diversion net layer 15, a second reverse osmosis RO membrane layer 14, a pure water diversion net layer 13 and a first reverse osmosis RO membrane layer 12 are further installed between the RO membrane body 1 and the pure water pipe 10 and distributed sequentially from inside to outside, a fine filtering net 9 is arranged inside the water inlet end 4, four guide blocks 16 distributed in an annular array mode are installed on the outer circumference of the fine filtering net 9, spring grooves are formed in the four guide blocks 16, springs 20 are fixed inside the four spring grooves, two ends of the four springs 20 are connected with clamping blocks 17 capable of extending to the outside the, the inner wall of the water inlet end 4 is provided with guide grooves 8 which correspond to four guide blocks 16 one by one, and the two sides of the inner wall of the four guide grooves 8 are symmetrically provided with clamping grooves 19 which are matched with the clamping blocks 17, when the fine filter screen 9 needs to be cleaned, a user can rotate and separate the water inlet end 4 from the RO membrane body 1 and push the fine filter screen 9, so that the clamping blocks 17 contract under the action of a spring 20 until the fine filter screen is separated from the clamping grooves 19, then the guide blocks 16 slide along the guide grooves 8 to detach the fine filter screen 9 from the inside of the water inlet end 4, then the fine filter screen 9 is cleaned, after cleaning, the fine filter screen 9 is slid again into the inside of the water inlet end 4 through the guide blocks 16 and the guide grooves 8 until the clamping blocks 17 correspond to the clamping grooves 19 and is clamped into the clamping grooves 19 under the action of the spring 20 to clamp the guide blocks 16 and the guide grooves 8, thereby limiting and fixing the fine filter screen 9 and the water inlet end 4, with this quick assembly disassembly who realizes smart filter screen 9 to the regular cleaning of smart filter screen 9 can ensure RO membrane body 1's high flux, high life, high antipollution, help RO membrane body 1's normal use.

Further, the outer wall both sides of RO membrane body 1 all inwards cave in and are formed with

annular groove

2, and 2 symmetric distributions of two annular grooves, the top of 2 inner wall both sides of two annular grooves all outwards extends and is formed with the rubber convex block 5 that is the annular array and distributes, when RO membrane body 1 is installed, the user can block solid fixed ring in the annular groove 2 of RO membrane body 1 outer wall, then the rubber convex block 5 at 2 tops of annular groove is spacing with solid fixed ring, avoid solid fixed ring to break away from, thereby realize solid fixed ring's quick location, so that RO membrane body 1's quick installation, the effectual installation effectiveness that improves RO membrane body 1.

Specifically, the joint of RO membrane body 1 and water inlet end 4 is installed with water-swelling sealing rod 18, and water-swelling sealing rod 18 is cyclic annular, can ensure the leakproofness between RO membrane body 1 and the water inlet end 4.

It is worth explaining that the outer wall of the water outlet 6 far away from one end of the RO membrane body 1 is further sleeved with two water stop rings 7, and the diameters of the two water stop rings 7 are larger than that of the water outlet 6, so that the water leakage at the joint of the water outlet 6 and a pipeline is prevented due to the sealing performance when the water outlet 6 is connected with the pipeline.

Further, the sealing washer 3 has still been cup jointed to the outside one end that is close to into water end 4 of RO membrane body 1, and the diameter of sealing washer 3 is greater than RO membrane body 1's diameter, can be further increase RO membrane body 1 and the leakproofness of intaking end 4 junction.

Specifically, opposite corners of one end of the guide block 16, which is far away from the fine filter screen 9, are all transited by arc chamfers to form an arc end with a smooth surface wall, so that the guide block 16 slides along the inside of the guide groove 8.

The utility model discloses a theory of operation and use flow: when the utility model is used, a user firstly installs the RO membrane body 1 on a water treatment device, and connects the water inlet end 4 and the water outlet 6 with the water treatment device through a pipeline, then the water treatment device conveys raw water into the RO membrane body 1 from the water inlet end 4, at the moment, the fine filter screen 9 filters the raw water, impurities in the raw water are removed, then the raw water flows through the raw water diversion net layer 15, the second reverse osmosis RO membrane layer 14, the pure water diversion net layer 13 and the first reverse osmosis RO membrane layer 12, and flows into the pure water pipe 10 through the water collecting hole 11, and then is discharged from the water outlet 6, thereby realizing the filtration of the water body, when the RO membrane body 1 is installed, the user can clamp the fixing ring into the ring groove 2 on the outer wall of the RO membrane body 1, then the rubber lug 5 at the top of the ring groove 2 limits the fixing ring, and avoids the separation of the fixing ring, thereby, in order to facilitate the quick installation of the RO membrane body 1 and effectively improve the installation efficiency of the RO membrane body 1, in addition, when the fine filter screen 9 needs to be cleaned, a user can rotate and separate the water inlet end 4 from the RO membrane body 1 and push the fine filter screen 9, so that the clamping block 17 is stressed to contract under the action of the spring 20 until the clamping block is separated from the clamping groove 19, the rear guide block 16 slides along the guide groove 8 to detach the fine filter screen 9 from the inside of the water inlet end 4, then the fine filter screen 9 is cleaned, after the cleaning, the fine filter screen 9 is slid and detached into the inside of the water inlet end 4 through the guide block 16 and the guide groove 8 again until the clamping block 17 corresponds to the clamping groove 19 and is clamped into the clamping groove 19 under the action of the spring 20 to clamp the guide block 16 and the guide groove 8, thereby the fine filter screen 9 and the water inlet end 4 are limited and fixed, and the quick assembly and disassembly of the fine filter screen 9 are realized, so that the regular cleaning of the fine filter screen 9 can ensure the high flux, the long service life and the high pollution resistance of the RO membrane body 1, and the normal use of the RO membrane body 1 is facilitated.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. A high flux, high life, high anti-soil type RO membrane which characterized in that: comprises an RO membrane body (1), one end of the RO membrane body (1) is connected with a water inlet end (4) in a screwing way through threads, a pure water pipe (10) penetrates through the inside of the RO membrane body (1), a water outlet (6) is formed at one end of the pure water pipe (10) relative to the water inlet end (4), water collecting holes (11) distributed at equal intervals are formed in the pure water pipe (10), a raw water diversion net layer (15), a second reverse osmosis RO film layer (14), a pure water diversion net layer (13) and a first reverse osmosis RO film layer (12) which are sequentially distributed from inside to outside are further arranged between the RO membrane body (1) and the pure water pipe (10), a fine filter screen (9) is arranged inside the water inlet end (4), four guide blocks (16) distributed in an annular array are arranged on the outer circumference of the fine filter screen (9), and spring grooves are formed in the guide blocks (16), and the inside in four spring grooves all is fixed with spring (20), four the both ends of spring (20) all are connected with extensible to outside joint piece (17) of guide block (16), the inner wall of intaking end (4) is seted up guide way (8) with four guide block (16) one-to-one, and the equal symmetry in inner wall both sides of four guide ways (8) seted up with joint piece (17) assorted joint groove (19).

2. A high-flux, long-life, high fouling resistant RO membrane according to claim 1, wherein: the outer wall both sides of RO membrane body (1) all inwards cave in and are formed with ring channel (2), and two ring channel (2) symmetric distribution, two the top of ring channel (2) inner wall both sides all outwards extends and is formed with rubber convex block (5) that are the annular array and distribute.

3. A high-flux, long-life, high fouling resistant RO membrane according to claim 1, wherein: the RO membrane body (1) is installed with the junction of intaking end (4) and is met water inflation sealing rod (18), and meets water inflation sealing rod (18) and be cyclic annular.

4. A high-flux, long-life, high fouling resistant RO membrane according to claim 1, wherein: the outer wall of one end, far away from the RO membrane body (1), of the water outlet (6) is further sleeved with two water stop rings (7), and the diameters of the two water stop rings (7) are larger than the diameter of the water outlet (6).

5. A high-flux, long-life, high fouling resistant RO membrane according to claim 1, wherein: the outer portion of the RO membrane body (1) is close to one end of the water inlet end (4) and is further sleeved with a sealing ring (3), and the diameter of the sealing ring (3) is larger than that of the RO membrane body (1).

6. A high-flux, long-life, high fouling resistant RO membrane according to claim 1, wherein: the opposite corners of one end of the guide block (16) far away from the fine filter screen (9) are in arc chamfer transition to form smooth arc ends of the surface wall.