CN224077116U - RO membrane water treatment facilities - Google Patents

Abstract

The utility model relates to RO membrane water treatment equipment which is characterized by comprising a filter element, a shell sleeved outside the filter element, a water inlet pipeline, a purified water pipeline and a discharge pipeline, wherein the water inlet pipeline, the purified water pipeline and the discharge pipeline are arranged on one side of the circumferential surface of the shell, the outer edges of two ends of the filter element are in sealing connection with the inner wall of the shell through sealing rings, the two sealing rings divide the inner space of the shell into a first space, a second space and a third space, and sealing covers for sealing the shell are arranged at the two ends of the shell. According to the utility model, through the arrangement of the shell, the sealing cover, the filter element and the side pipes, through the matching relationship between the filter element and the sealing cover, the two ends of the filter element can be mutually communicated with the side pipes arranged at the two ends through the sealing cover, so that sewage can enter the shell through the first side pipe, and filtered sewage flows through the sealing cover at the other end and the third side pipe and is discharged.

Description

RO membrane water treatment facilities

Technical Field

The utility model relates to the technical field of RO membrane water treatment equipment, in particular to RO membrane water treatment equipment.

Background

RO water treatment system is also called reverse osmosis water treatment system, is a membrane separation technology developed in sixties, and its principle is that raw water passes through reverse osmosis membrane under the action of high pressure, and solvent in water is diffused from high concentration to low concentration so as to attain the goal of separation, purification and concentration.

The most central among RO water treatment system is RO membrane water treatment facilities, this equipment is usually including shell, RO membrane filter core (follow-up is abbreviated as filter core) and parts such as pipeline, the filter core is installed in the inside of shell, shell and pipeline interconnect, and this equipment tradition mode is at shell both ends setting up pipeline, this pipeline communicates each other with the filter core through the shell, during operation of this equipment, sewage is discharged from the other end after getting into from one end of shell through the filter core filtration, the delivery port of water after the filtration is discharged from the shell side, this traditional design is because both ends pipeline's hindrance when using, it is inconvenient to lead to changing the filter core, therefore this proposes an RO membrane water treatment facility to solve the above-mentioned problem that proposes.

Disclosure of utility model

Based on the above expression, the utility model provides RO membrane water treatment equipment, which solves the problem that the traditional RO membrane water treatment equipment is inconvenient to replace a filter element.

The technical scheme for solving the technical problems is as follows, the RO membrane water treatment equipment is characterized by comprising a filter element, a shell sleeved outside the filter element, a water inlet pipeline, a purified water pipeline and a discharge pipeline;

the filter element comprises a shell, a water inlet pipeline, a purified water pipeline and a discharge pipeline, wherein the water inlet pipeline, the purified water pipeline and the discharge pipeline are arranged on one side of the circumferential surface of the shell, the outer edges of two ends of the filter element are in sealing connection with the inner wall of the shell through sealing rings, the two sealing rings divide the inner space of the shell into a first space, a second space and a third space, the first space is communicated with the water inlet pipeline through a connecting piece, the second space is communicated with the purified water pipeline through a one-way valve, the third space is communicated with the discharge pipeline through the one-way valve, and sealing covers for sealing the shell are arranged at two ends of the shell.

On the basis of the technical scheme, the utility model can be improved as follows.

Further, the side of the shell is provided with a side pipe, the side pipe comprises a first side pipe and two second side pipes, and the first side pipe is arranged between the two second side pipes.

Further, the two second side pipes are respectively communicated with the shell through the one-way valve and the connecting piece, the first side pipe is communicated with the shell through the one-way valve, and liquid can only flow from the shell to the direction of the one-way valve, and otherwise, the liquid cannot flow.

Further, the closing cap including set up in shell both ends and extend to the inside lid of shell, there is the clearance between the inside part of lid extension to the shell and the shell, the outside cover of lid is equipped with the extrusion ring, be provided with first communication hole and second intercommunicating pore on the outside periphery of lid, first communication hole and second intercommunicating pore set up respectively in the both sides of extrusion ring, the lid can be through first communication hole and first communication hole with the second side pipe is linked together.

Further, two the lid is relative one side all is provided with the inner tube, the surface of inner tube is provided with the third intercommunicating pore, the filter core sets up in two between the inner tube, the water inlet of filter core communicates each other with first communication hole and second intercommunicating pore through the third intercommunicating pore.

Further, the outer diameters of the two ends of the extrusion ring are smaller than the outer diameter of the middle of the extrusion ring, and the maximum outer diameter of the extrusion ring is the same as the inner diameter of the shell.

Further, the connecting piece includes the connecting cylinder that is linked together with the second side pipe, the inside of connecting cylinder is provided with the case, one side that the shell was kept away from to the case has set gradually stopper and mounting cylinder to the case, be provided with the spring between case and the stopper, the case is close to the one end of shell and is provided with the extrusion rod that extends to the shell inside.

Further, the limiting block comprises a partition plate arranged between the connecting cylinder and the mounting cylinder, a guide column and a water delivery hole are formed in one side, facing the shell, of the partition plate, and the connecting cylinder and the mounting cylinder are mutually communicated through the water delivery hole.

Further, the valve core comprises a valve core main body, a guide groove is formed in one end, close to the limiting block, of the valve core main body, the guide column extends to the inside of the guide groove, and the connecting cylinder can be blocked by the valve core main body.

Further, the extrusion rod comprises a main rod body, a connecting rod is arranged at one end of the main rod body, the connecting rod is connected with the valve core, one end, far away from the valve core, of the main rod body sequentially penetrates through the connecting cylinder and the first side pipe and then contacts with the circumferential surface of the middle part of the extrusion ring, a gasket is arranged between the main rod body and the valve core, and the gasket is sleeved outside the connecting rod.

Compared with the prior art, the technical scheme of the application has the following beneficial technical effects:

1. according to the utility model, through the arrangement of the shell, the sealing cover, the filter element and the side pipes, through the matching relationship between the filter element and the sealing cover, the two ends of the filter element can be mutually communicated with the side pipes arranged at the two ends through the sealing cover, so that sewage can enter the shell through the first side pipe, enter the filter element through the first communication hole, the second communication hole and the third communication hole, and then are discharged after passing through the sealing cover at the other end and the third side pipe, so that the space at the two ends of the shell is vacated, and the filter element can be conveniently extracted;

2. Through the setting to connecting cylinder, installation section of thick bamboo, case, stopper and spring, realized that the inlet channel is through connecting cylinder and installation section of thick bamboo and the effect of first side pipe intercommunication each other after the closing cap installation, after the closing cap dismantles, the case closely laminates with the inner wall of connecting cylinder under the effect of spring elasticity, and then has realized carrying out confined effect to the connecting cylinder for sewage in the inlet channel stops entering the inside of shell.

Drawings

FIG. 1 is a schematic structural view of an RO membrane water treatment apparatus according to an embodiment of the present utility model;

FIG. 2 is a cross-sectional view of the structure of FIG. 1;

FIG. 3 is a schematic view of the structure of FIG. 2 from another perspective;

FIG. 4 is an enlarged partial schematic view of the area A in FIG. 3;

FIG. 5 is a schematic view of a closure according to an embodiment of the present utility model;

FIG. 6 is a cross-sectional view of the structure of FIG. 5;

FIG. 7 is a schematic view of the structure of FIG. 6 from another perspective;

FIG. 8 is a schematic diagram of a valve core according to an embodiment of the present utility model;

FIG. 9 is a schematic diagram of a stopper according to an embodiment of the present utility model;

FIG. 10 is a schematic view showing the structure of an extrusion rod according to an embodiment of the present utility model;

in the drawings, the list of components represented by the various numbers is as follows:

1. The device comprises a shell, 2, a closing cover, 21, a cover body, 22, a threaded sleeve, 23, a squeezing ring, 24, a first communication hole, 25, a second communication hole, 26, an inner cylinder, 27, a third communication hole, 3, a filter element, 4, a one-way valve, 5, a connecting cylinder, 6, a mounting cylinder, 7, a water inlet pipe, 8, a valve element, 81, a valve element main body, 82, a guide groove, 9, a limiting block, 91, a guide column, 92, a partition plate, 93, a water delivery hole, 10, a gasket, 11, a squeezing rod, 111, a main rod body, 112, a threaded rod, 12, a spring, 13, a side pipe, 131, a first side pipe, 132, a second side pipe, 133, a third side pipe, 14, a pure water pipe and 15, and a discharge pipe.

Detailed Description

In order that the application may be readily understood, a more complete description of the application will be rendered by reference to the appended drawings. Embodiments of the application are illustrated in the accompanying drawings. This application may, however, be embodied in many different forms and should not be construed as limited to the embodiments set forth herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete.

Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this application belongs. The terminology used herein in the description of the application is for the purpose of describing particular embodiments only and is not intended to be limiting of the application.

As used herein, the singular forms "a", "an" and "the" are intended to include the plural forms as well, unless the context clearly indicates otherwise. It will be further understood that the terms "comprises" and/or "comprising," and/or the like, specify the presence of stated features, integers, steps, operations, elements, components, or groups thereof, but do not preclude the presence or addition of one or more other features, integers, steps, operations, elements, components, or groups thereof.

Example 1

Referring to fig. 1 and 2, an RO membrane water treatment apparatus includes a filter element 3, a housing 1 sleeved outside the filter element 3, a water inlet pipe 7, a clean water pipe 14, and a discharge pipe 15;

The water inlet pipe 7, the clean water pipe 14 and the discharge pipe 15 are arranged on one side of the circumferential surface of the shell 1;

the outer edges of the two ends of the filter element 3 are connected with the inner wall of the shell 1 in a sealing way through sealing rings;

The two sealing rings divide the inner space of the shell 1 into a first space, a second space and a third space, wherein the first space is communicated with the water inlet pipeline 7 through a connecting piece, the second space is communicated with the pure water pipeline 14 through a one-way valve 4, and the third space is communicated with the discharge pipeline 15 through the one-way valve 4;

the two ends of the shell 1 are provided with closing caps for sealing the shell;

The side surface of the shell 1 is provided with a side pipe 13, the side pipe 13 comprises a first side pipe 131 and two second side pipes 132, the first side pipe 131 is arranged between the two second side pipes 132, the two second side pipes 132 are respectively communicated with the shell 1 through a one-way valve 4 and a connecting piece, the first side pipe 131 is communicated with the shell 1 through the one-way valve 4, and liquid can only flow from the shell 1 to the direction of the one-way valve 4, and otherwise can not flow;

Based on the above, the filter element 3 is the prior art, the space inside the housing 1 is divided into three parts by the seal ring, the first space and the third space are used for water inflow and water outflow of sewage, and the second space is used for water outflow of purified water, i.e. filtered water;

The shell 1 is communicated with the water inlet pipeline 7, the pure water pipeline 14 and the discharge pipeline 15 through the first side pipe 131, the second side pipe 132 and the third side pipe 133 respectively, at the moment, after the sewage enters the shell 1 through the water inlet pipeline 7 and the first side pipe 131, the sewage flows into the water inlet of the filter element 3, the purified water filtered by the filter element 3 flows into a space positioned in the middle and flows into the pure water pipeline 14 through the one-way valve 4 to be discharged, the filtered sewage is discharged from the water inlet of the other end of the filter element 3 and flows into the discharge pipeline 15 through the third side pipe 133 and the one-way valve 4, and the three pipelines and the side pipes are all arranged on the side face of the shell 1, so that the two ends of the shell 1 do not need to be provided with pipelines, and sufficient space is provided for the extraction of the filter element 3;

The arrangement of the one-way valve 4 prevents the discharged purified water and the discharged sewage from flowing back, so that the purified water and the discharged sewage do not need to worry about entering the inside of the shell 1 when the filter element 3 is extracted.

Example two

On the basis of the first embodiment, as shown in fig. 5-7, the closing cap 2 includes a cap body 21 disposed at two ends of the housing 1 and extending into the housing 1, a gap exists between a portion of the cap body 21 extending into the housing 1 and the housing 1, a squeezing ring 23 is sleeved outside the cap body 21, a first communication hole 24 and a second communication hole 25 are disposed on an outer circumferential surface of the cap body 21, the first communication hole 24 and the second communication hole 25 are disposed at two sides of the squeezing ring 23, respectively, and the cap body 21 can be communicated with the second side pipe 132 through the first communication hole 24 and the first communication hole 24;

The two cover bodies 21 are provided with inner cylinders 26 on opposite sides, a third communication hole 27 is formed in the outer surface of each inner cylinder 26, the filter element 3 is arranged between the two inner cylinders 26, and water inlets of the filter element 3 are communicated with the first communication hole 24 and the second communication hole 25 through the third communication hole 27;

The outer diameters of the two ends of the extrusion ring 23 are smaller than the outer diameter of the middle of the extrusion ring 23, and the maximum outer diameter of the extrusion ring 23 is the same as the inner diameter of the shell 1;

Based on the above, the sealing cover 2 plays a role in sealing the shell 1, so that both ends of the shell 1 are in a sealing state, the condition that liquid flows from both ends is avoided, and the sealing cover 2 and the shell 1 can be sealed by arranging a sealing ring;

The arrangement of the first communication hole 24 and the second communication hole 25 enables the sealing cover 2 to be communicated with the side pipes 13 at two ends of the shell 1, the arrangement of the inner cylinder 26 is matched with the structure of the filter element 3, on one hand, after the water through hole of the filter element 3 stretches into the inner cylinder 26, the filter element 3 is fixed in position under the action of the inner cylinders 26 at two ends, the other hand, sewage can flow into the filter element 3 after flowing through the third communication hole 27 and the inner cylinder 26, and on the other hand, the sewage filtered at the other end of the filter element 3 can be discharged after flowing through the third communication hole 27 and the inner cylinder 26;

The closing cap 2 not only plays a role in plugging the housing 1, but also cooperates with the housing 1, the side pipe 3 and three pipes arranged on the side surface of the housing 1 in the first embodiment, so that the device can work normally.

Example III

On the basis of the second embodiment, as shown in fig. 3, 4 and 8-10, the connecting piece comprises a connecting cylinder 5 communicated with a second side pipe 132, a valve core 8 is arranged in the connecting cylinder 5, a limiting block 9 and a mounting cylinder 6 are sequentially arranged on one side, far away from the shell 1, of the valve core 8, a spring 12 is arranged between the valve core 8 and the limiting block 9, and an extrusion rod 11 extending into the shell 1 is arranged at one end, close to the shell 1, of the valve core 8;

The limiting block 9 comprises a partition plate 92 arranged between the connecting cylinder 5 and the mounting cylinder 6, a guide post 91 and a water delivery hole 93 are arranged on one side, facing the shell 1, of the partition plate 92, and the connecting cylinder 5 and the mounting cylinder 6 are mutually communicated through the water delivery hole 93;

The valve core 8 comprises a valve core main body 81, a guide groove 82 is formed in one end, close to the limiting block 9, of the valve core main body 81, the guide post 91 extends to the inside of the guide groove 82, and the connecting cylinder 5 can be blocked by the valve core main body 81;

The extrusion rod 11 comprises a main rod body 111, a connecting rod 112 is arranged at one end of the main rod body 111, the connecting rod 112 is connected with the valve core 8, one end of the main rod body 111, far away from the valve core 8, sequentially penetrates through the connecting cylinder 5 and the first side pipe 131 and then contacts with the circumferential surface of the middle part of the extrusion ring 23, a gasket 10 is arranged between the main rod body 111 and the valve core 8, and the gasket 10 is sleeved outside the connecting rod 112;

Based on the above, the cooperation among the limiting block 9, the valve core 8 and the spring 12 plays the effect of a check valve, when sewage enters the inside of the installation cylinder 6 through the water inlet pipe 7, the sewage pushes the valve core 8 to move upwards, at the moment, the valve core 8 is tightly attached to the inner wall of the connecting cylinder 5, the sealing effect is realized, and at the moment, the sewage cannot enter the inside of the first side pipe 131 through the connecting cylinder 5;

After the sealing cover 2 and the shell 1 are connected with each other, the extrusion ring 23 pushes the extrusion rod 11 to move downwards, the extrusion rod 11 drives the valve core 8 to move downwards together, the valve core 8 is separated from the inner wall of the connecting cylinder 5, the mounting cylinder 5 and the first side pipe 131 are communicated, sewage can enter the first side pipe 131, the spring 12 is in a compressed state in the process, and when the sealing cover 2 and the shell 1 are separated, the valve core 8 is reset under the action of spring force, so that the valve core 8 seals the connecting cylinder 5 again;

The water delivery hole 93 is formed in the above process, so that sewage can flow into the connecting cylinder 5 after passing through the limiting block 9.

The foregoing description of the preferred embodiments of the utility model is not intended to limit the utility model to the precise form disclosed, and any such modifications, equivalents, and alternatives falling within the spirit and scope of the utility model are intended to be included within the scope of the utility model.

Claims (10)

1. The RO membrane water treatment equipment is characterized by comprising a filter element (3), a shell (1) sleeved outside the filter element (3), a water inlet pipeline (7), a purified water pipeline (14) and a discharge pipeline (15);

The water inlet pipeline (7), the purified water pipeline (14) and the discharge pipeline (15) are arranged on one side of the circumferential surface of the shell (1);

the outer edges of the two ends of the filter element (3) are connected with the inner wall of the shell (1) in a sealing way through sealing rings;

The two sealing rings divide the inner space of the shell (1) into a first space, a second space and a third space, wherein the first space is communicated with the water inlet pipeline (7) through a connecting piece, the second space is communicated with the purified water pipeline (14) through a one-way valve (4), and the third space is communicated with the discharge pipeline (15) through the one-way valve (4);

two ends of the shell (1) are provided with closing caps for sealing the shell.

2. RO membrane water treatment apparatus according to claim 1, wherein the side of the housing (1) is provided with side pipes (13), the side pipes (13) comprising one first side pipe (131) and two second side pipes (132), the first side pipe (131) being arranged between the two second side pipes (132).

3. RO membrane water treatment apparatus according to claim 2, in which the two second side pipes (132) are in communication with the housing (1) via a non-return valve (4) and a connection, respectively, and the first side pipe (131) is in communication with the housing (1) via a non-return valve (4), liquid being able to flow only from the housing (1) in the direction of the non-return valve (4) and not in the opposite direction.

4. The RO membrane water treatment apparatus according to claim 3, wherein the closing cap (2) comprises a cap body (21) disposed at both ends of the housing (1) and extending to the inside of the housing (1), a gap exists between a portion of the cap body (21) extending to the inside of the housing (1) and the housing (1), an extrusion ring (23) is sleeved outside the cap body (21), a first communication hole (24) and a second communication hole (25) are disposed on an outer circumferential surface of the cap body (21), the first communication hole (24) and the second communication hole (25) are disposed at both sides of the extrusion ring (23), respectively, and the cap body (21) can be communicated with the second side pipe (132) through the first communication hole (24) and the first communication hole (24).

5. The RO membrane water treatment apparatus according to claim 4, wherein inner cylinders (26) are provided on opposite sides of the two cover bodies (21), third communication holes (27) are provided on the outer surfaces of the inner cylinders (26), the filter element (3) is provided between the two inner cylinders (26), and water inlets of the filter element (3) communicate with the first communication holes (24) and the second communication holes (25) through the third communication holes (27).

6. The RO membrane water treatment apparatus according to claim 4, wherein the outer diameters of both ends of the pressing ring (23) are smaller than the outer diameter of the middle of the pressing ring (23), and the maximum outer diameter of the pressing ring (23) is the same as the inner diameter of the housing (1).

7. The RO membrane water treatment apparatus according to claim 6, wherein the connecting member comprises a connecting cylinder (5) communicated with a second side pipe (132), a valve core (8) is provided in the connecting cylinder (5), a limiting block (9) and a mounting cylinder (6) are sequentially provided on one side, far away from the housing (1), of the valve core (8), a spring (12) is provided between the valve core (8) and the limiting block (9), and an extrusion rod (11) extending to the interior of the housing (1) is provided on one end, close to the housing (1), of the valve core (8).

8. The RO membrane water treatment apparatus according to claim 7, wherein the stopper (9) comprises a partition plate (92) provided between the connection cylinder (5) and the installation cylinder (6), a guide column (91) and a water delivery hole (93) are provided on one side of the partition plate (92) facing the housing (1), and the connection cylinder (5) and the installation cylinder (6) are communicated with each other through the water delivery hole (93).

9. The RO membrane water treatment apparatus according to claim 8, wherein the valve cartridge (8) comprises a valve cartridge body (81), a guide groove (82) is provided at one end of the valve cartridge body (81) near the stopper (9), the guide post (91) extends to the inside of the guide groove (82), and the connection tube (5) can be blocked by the valve cartridge body (81).

10. The RO membrane water treatment apparatus according to claim 9, wherein the extrusion rod (11) comprises a main rod body (111), a connecting rod (112) is provided at one end of the main rod body (111), the connecting rod (112) is connected with the valve core (8), one end of the main rod body (111), which is far away from the valve core (8), sequentially penetrates through the connecting cylinder (5) and the first side tube (131) and then contacts with the circumferential surface of the middle part of the extrusion ring (23), a gasket (10) is provided between the main rod body (111) and the valve core (8), and the gasket (10) is sleeved outside the connecting rod (112).