CN217996834U - Reverse osmosis device for water treatment - Google Patents
Reverse osmosis device for water treatment Download PDFInfo
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- CN217996834U CN217996834U CN202221924658.8U CN202221924658U CN217996834U CN 217996834 U CN217996834 U CN 217996834U CN 202221924658 U CN202221924658 U CN 202221924658U CN 217996834 U CN217996834 U CN 217996834U
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- reverse osmosis
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- water treatment
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Abstract
The utility model discloses a reverse osmosis unit for water treatment, its top cap top is provided with a water purification outlet pipe, the shell lateral wall is provided with an inlet tube, detachably is connected between top cap and the shell, the one end suit that is located the center tube of the inside central authorities position of shell has the fly leaf of through-hole, the other end extends to shell bottom and a fixed plate fixed connection, a plurality of reverse osmosis diaphragm has just been rolled up along the center tube outer wall between fly leaf and fixed plate, the through-hole can be passed to the center tube and water purification outlet pipe intercommunication, just be provided with a spacing groove about the center tube symmetry on the shell inner wall, the fly leaf, the outer wall of fixed plate all is provided with a stopper that is used for imbedding the spacing groove, the top cap is provided with the bracing piece fixed connection of clamp plate for one side inner wall and a tip of fly leaf. The utility model provides high device inside pressure stability has improved the filterable homogeneity of reverse osmosis membrane to improve reverse osmosis membrane's utilization efficiency, also guaranteed holistic filter effect.
Description
Technical Field
The utility model relates to a purifier technical field, in particular to a reverse osmosis unit for water treatment.
Background
The reverse osmosis filter element device can filter impurities such as organic matters, colloid, bacteria, viruses and the like in raw water, and particularly has extremely high filtering efficiency on impurities such as inorganic salt, heavy metal ions and the like. The existing reverse osmosis membrane can be classified into the following types, tubular type, plate frame type, hollow fiber and roll type according to the appearance characteristics.
The construction of the reverse osmosis cartridge unit can be varied, but both membrane elements and central tubes are used in reverse osmosis cartridge units. However, the reverse osmosis filter membrane element utilization efficiency of the existing reverse osmosis filter element device is not high in the using process. Therefore, the utility model provides a reverse osmosis device for water treatment.
SUMMERY OF THE UTILITY MODEL
The to-be-solved technical problem of the utility model is to provide a reverse osmosis unit for water treatment, this reverse osmosis unit for water treatment has improved the inside pressure stability of device, has improved the filterable homogeneity of reverse osmosis membrane piece to improve the utilization efficiency of reverse osmosis membrane piece, also guaranteed holistic filter effect.
In order to solve the technical problem, the utility model discloses a technical scheme is: a reverse osmosis apparatus for water treatment, comprising: the water purifier comprises a shell, a top cover and a central tube, wherein a wastewater outlet pipe is arranged on the side wall of the top cover, a purified water outlet pipe is arranged at the top end of the top cover, a water inlet pipe is arranged on the side wall of the shell, and the top cover is detachably connected with the shell;
the central tube with the water inlet is positioned in the center of the inside of the shell, an ultrafiltration membrane is installed in the water inlet, one end of the central tube is sleeved with a movable plate with a through hole in the center, the other end of the central tube extends to the bottom of the shell to be connected with a fixed plate, a plurality of reverse osmosis membranes are coiled between the movable plate and the fixed plate and around the central tube, and the central tube can be communicated with a purified water outlet pipe through the through hole;
the top cover is fixedly connected with a supporting rod of which one end is provided with a pressing plate relative to the inner wall of one side of the movable plate.
The further improved scheme in the technical scheme is as follows:
1. in the scheme, the movable plate is provided with a plurality of drain holes, and the openings of the drain holes on the lower surface of the movable plate are positioned between two adjacent reverse osmosis membranes.
2. In the above scheme, the pressing plate is an arc strip-shaped pressing plate.
3. In the above scheme, the pressing plates are symmetrically arranged around the central pipe.
4. In the above scheme, the inner wall of the top cover is provided with a groove, and an internal thread is arranged in the groove.
5. In the scheme, the outer wall of the upper end of the shell is provided with an external thread.
Because of above-mentioned technical scheme's application, compared with the prior art, the utility model have the following advantage:
1. the utility model discloses a reverse osmosis unit for water treatment, it is provided with a spacing groove on the shell inner wall and about the center tube symmetry, the outer wall of fly leaf, fixed plate all is provided with a stopper that is used for imbedding the spacing groove, can realize the fixed connection of fly leaf, fixed plate and shell inner wall, the stability of pressure between fly leaf, fixed plate has been guaranteed, the pressure stability of device inside has been improved, thereby avoid fly leaf, fixed plate rotation to lead to between the two pressure unstable and cause the unbalanced condition in reverse osmosis membrane utilization area, the homogeneity of reverse osmosis membrane filtration has been improved, thereby the utilization efficiency of reverse osmosis membrane has been improved, the holistic filter effect has also been guaranteed; in addition, the inner wall of one side of the top cover relative to the movable plate is fixedly connected with a supporting rod of which one end part is provided with a pressing plate, when the top cover is stably connected with the shell, the pressing plate is in pressing contact with the movable plate, the movable plate is prevented from moving upwards under the pushing of water flow, the stability of the pressure between the movable plate and the fixed plate is further improved, and the stability of the filtering effect is ensured.
2. The utility model discloses a reverse osmosis unit for water treatment, the lateral wall of its top cap is provided with a waste water outlet pipe, the top is provided with a water purification outlet pipe, the shell lateral wall is provided with an inlet tube, detachably is connected between top cap and the shell, the center tube that has the water inlet is located the inside central point of shell, install the milipore filter in the inlet tube, a plurality of reverse osmosis membrane has just been rolled up around the center tube between fly leaf and fixed plate, the through-hole can be passed through to the center tube and the water purification outlet pipe intercommunication, the raw water gets into inside the shell from the inlet tube, through installing inside the fixed plate, a plurality of reverse osmosis membrane between the fly leaf, partly through fly leaf through-hole outflow, another part cross the regional center tube and forms the pure water, can realize the abundant contact of raw water and reverse osmosis membrane, the availability factor of reverse osmosis membrane has been improved, the water utilization ratio has also been improved.
Drawings
FIG. 1 is a schematic view of the overall structure of the reverse osmosis device for water treatment of the present invention;
FIG. 2 is a sectional structure perspective view of the reverse osmosis device for water treatment of the present invention;
FIG. 3 is an enlarged view of the point A of FIG. 2 of the present invention;
fig. 4 is a schematic view of a partial structure of the reverse osmosis device for water treatment of the present invention.
In the above drawings: 1. a housing; 2. a top cover; 3. a central tube; 4. a waste water outlet pipe; 5. a purified water outlet pipe; 6. a water inlet pipe; 7. a movable plate; 701. a through hole; 8. a fixing plate; 9. a reverse osmosis membrane; 10. a groove; 11. a water inlet; 12. a limiting groove; 13. a limiting block; 14. pressing a plate; 15. a support bar; 16. a vent hole; 17. and (3) an ultrafiltration membrane.
Detailed Description
In the description of this patent, it is noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience in describing the present invention and simplifying the description, but do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the present invention; the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance; furthermore, unless expressly stated or limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, as they may be fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The meaning of the above terms in this patent may be specifically understood by those of ordinary skill in the art.
Example 1: a reverse osmosis apparatus for water treatment, comprising: the water purifier comprises a shell 1, a top cover 2 and a central tube 3, wherein a wastewater outlet pipe 4 is arranged on the side wall of the top cover 2, a purified water outlet pipe 5 is arranged at the top end of the top cover, a water inlet pipe 6 is arranged on the side wall of the shell 1, and the top cover 2 is detachably connected with the shell 1;
the central tube 3 with the water inlet 11 is positioned in the central position inside the shell 1, an ultrafiltration membrane 17 is installed in the water inlet 11, one end of the central tube 3 is sleeved with a movable plate 7 with a through hole 701 in the center, the other end of the central tube extends to the bottom of the shell 1 to be connected with a fixed plate 8, a plurality of reverse osmosis membranes 9 are arranged between the movable plate 7 and the fixed plate 8 and around the central tube 3 in a rolling mode, and the central tube 3 can be communicated with the purified water outlet pipe 5 through the through hole 701;
raw water enters the shell 1 from the water inlet pipe 6, passes through the plurality of reverse osmosis membranes 9 between the fixed plate 8 and the movable plate 7, one part of raw water flows out through the through holes 701 of the movable plate 7, and the other part of raw water forms purified water by spanning the central pipe 3, so that the raw water can be fully contacted with the reverse osmosis membranes, the use efficiency of the reverse osmosis membranes 9 is improved, and the water utilization rate is also improved;
a limiting groove 12 is symmetrically arranged on the inner wall of the shell 1 and relative to the central tube 3, the outer walls of the movable plate 7 and the fixed plate 8 are respectively provided with a limiting block 13 for embedding the limiting groove 12, and the inner wall of one side of the top cover 2 relative to the movable plate 7 is fixedly connected with a supporting rod 15 of which one end is provided with a pressing plate 14.
Through the cooperation of spacing groove 12 and stopper 13, can realize the fixed connection of fly leaf 7, fixed plate 8 and shell 1 inner wall to avoid fly leaf 7, fixed plate 8 to rotate and lead to the unstable condition that influences reverse osmosis membrane 9 and utilize regional unbalance of pressure between the two, improved the stability of pressure between fly leaf 7, the fixed plate 8, improved the inside pressure stability of device, thereby improved the filterable homogeneity of reverse osmosis membrane 9, guaranteed holistic filter effect.
The movable plate 7 is provided with a plurality of drain holes 16, the openings of the drain holes 16 on the lower surface of the movable plate 7 are located between two adjacent reverse osmosis membranes 9, the drain holes 16 can guide the wastewater between two adjacent reverse osmosis membranes 9 into the upper part of the movable plate 7, and the wastewater is uniformly discharged through the wastewater outlet pipe 4.
The pressing plate 14 is a circular arc strip-shaped pressing plate.
The above-mentioned pressure plates 14 are arranged symmetrically with respect to the central tube 3.
The inner wall of the top cover 2 is provided with a groove 10, and an internal thread is arranged in the groove 10.
The outer wall of the upper end of the shell 1 is provided with an external thread.
Example 2: a reverse osmosis apparatus for water treatment, comprising: the water purifier comprises a shell 1, a top cover 2 and a central tube 3, wherein a wastewater outlet pipe 4 is arranged on the side wall of the top cover 2, a purified water outlet pipe 5 is arranged at the top end of the top cover 2, a water inlet pipe 6 is arranged on the side wall of the shell 1, and the top cover 2 is detachably connected with the shell 1;
raw water enters the shell 1 from the water inlet pipe 6, the central pipe 3 with the water inlet 11 is positioned in the central position in the shell 1, so that a water inlet flow passage is formed between the inner wall of the shell 1 and the water inlet 11 of the central pipe 3, a plurality of layers of rolled reverse osmosis membranes 9 are arranged along the water inlet flow passage, and the raw water is filtered by the reverse osmosis membranes 9 in sequence;
the central tube 3 with the water inlet 11 is positioned in the center of the inside of the shell 1, an ultrafiltration membrane 17 is installed in the water inlet 11, one end of the central tube 3 is sleeved with a movable plate 7 with a through hole 701 in the center, the other end of the central tube extends to the bottom of the shell 1 to be connected with a fixed plate 8, a plurality of reverse osmosis membranes 9 are coiled between the movable plate 7 and the fixed plate 8 and around the central tube 3, and the central tube 3 can be communicated with the purified water outlet pipe 5 through the through hole 701;
a limiting groove 12 is symmetrically arranged on the inner wall of the shell 1 and around the central tube 3, and the outer walls of the movable plate 7 and the fixed plate 8 are both provided with a limiting block 13 for embedding the limiting groove 12;
the inner wall of one side of the top cover 2 relative to the movable plate 7 is fixedly connected with a supporting rod 15 of which one end is provided with a pressing plate 14, when the top cover 2 is stably connected with the shell 1, the pressing plate 14 is in extrusion contact with the movable plate 7, the situation that the movable plate 7 moves upwards under the pushing of water flow is avoided, the stability of the pressure between the movable plate 7 and the fixed plate 8 is further improved, and the stability of the filtering effect is ensured.
A groove 10 is arranged on the inner wall of the top cover 2, and an internal thread is arranged in the groove 10; the outer wall of the upper end of the shell 1 is provided with external threads, so that the stable connection between the shell 1 and the top cover 2 can be realized.
The inner diameter of the through hole 701 is larger than the outer diameter of the center pipe 3.
The reverse osmosis membranes 9 are arranged at equal intervals along the radial direction of the central tube 3.
The working principle is as follows: raw water enters the shell 1 from the water inlet pipe 6, the central pipe 3 with the water inlet 11 is positioned at the central position in the shell 1, so that a water inlet flow passage is formed between the inner wall of the shell 1 and the water inlet 11 of the central pipe 3, and a plurality of layers of rolled reverse osmosis membranes 9 are arranged along the water inlet flow passage;
after the raw water is filtered by the reverse osmosis membrane 9 in sequence, one part of the raw water flows to the position above the movable plate 7 through the through hole 701 of the movable plate 7 and is discharged through the waste water outlet pipe 4, and the other part of the raw water forms purified water through the ultrafiltration membrane 17 in the water inlet 11 of the central pipe 3 and is collected in the central pipe and is discharged through the purified water outlet pipe 5;
the movable plate 7 is provided with a plurality of drain holes 16, the openings of the drain holes 16 on the lower surface of the movable plate 7 are located between two adjacent reverse osmosis membranes 9, the drain holes 16 can guide the wastewater between two adjacent reverse osmosis membranes 9 into the upper part of the movable plate 7, and the wastewater is uniformly discharged through the wastewater outlet pipe 4.
By adopting the reverse osmosis device for water treatment, the limiting grooves are symmetrically arranged on the inner wall of the shell and relative to the central pipe, the outer walls of the movable plate and the fixed plate are respectively provided with the limiting block for embedding the limiting grooves, and the fixed connection of the movable plate and the fixed plate with the inner wall of the shell can be realized through the matching of the limiting grooves and the limiting blocks, so that the stability of the pressure between the movable plate and the fixed plate is ensured, the pressure stability in the device is improved, the condition that the utilization area of the reverse osmosis membrane is unbalanced due to the unstable pressure between the movable plate and the fixed plate due to the rotation of the movable plate and the fixed plate is avoided, the filtration uniformity of the reverse osmosis membrane is improved, the utilization efficiency of the reverse osmosis membrane is improved, and the integral filtration effect is also ensured;
the inner wall of one side of the top cover, which is opposite to the movable plate, is fixedly connected with a supporting rod, one end part of which is provided with a pressing plate, when the top cover is stably connected with the shell, the pressing plate is in pressing contact with the movable plate, so that the situation that the movable plate moves upwards under the pushing of water flow is avoided, the stability of the pressure between the movable plate and the fixed plate is further improved, and the stability of the filtering effect is ensured;
in addition, its center tube that has the water inlet is located the inside central position of shell, a fly leaf that center tube one end suit has the through-hole, the other end extends to the shell bottom and is connected with a fixed plate, a plurality of reverse osmosis diaphragm has just been rolled up around the center tube interval between fly leaf and fixed plate, the center tube can pass through the through-hole and is communicate with the water purification outlet pipe, the raw water gets into inside the shell from the inlet tube, through installing at the fixed plate, a plurality of reverse osmosis diaphragm between the fly leaf, partly passes through the fly leaf through-hole and flows, another part is striden regional center tube and is formed the pure water, can realize the abundant contact of raw water and reverse osmosis diaphragm, the availability factor of reverse osmosis diaphragm has been improved, the water utilization ratio has also been improved.
The above embodiments are only for illustrating the technical concept and features of the present invention, and the purpose of the embodiments is to enable those skilled in the art to understand the contents of the present invention and implement the present invention, which cannot limit the protection scope of the present invention. All equivalent changes and modifications made according to the spirit of the present invention should be covered in the protection scope of the present invention.
Claims (7)
1. A reverse osmosis apparatus for water treatment comprising: shell (1), top cap (2), center tube (3), its characterized in that: the side wall of the top cover (2) is provided with a wastewater outlet pipe (4), the top end of the top cover is provided with a purified water outlet pipe (5), the side wall of the shell (1) is provided with a water inlet pipe (6), and the top cover (2) is detachably connected with the shell (1);
the central tube (3) with the water inlet (11) is positioned in the center of the inside of the shell (1), an ultrafiltration membrane (17) is installed in the water inlet (11), one end of the central tube (3) is sleeved with a movable plate (7) with a through hole (701) in the center, the other end of the central tube extends to the bottom of the shell (1) to be connected with a fixed plate (8), a plurality of reverse osmosis membranes (9) are arranged between the movable plate (7) and the fixed plate (8) and surround the central tube (3), and the central tube (3) can be communicated with a purified water outlet pipe (5) through the through hole (701);
the inner wall of the shell (1) is symmetrically provided with a limiting groove (12) relative to the central pipe (3), the outer walls of the movable plate (7) and the fixed plate (8) are respectively provided with a limiting block (13) embedded into the limiting groove (12), and the inner wall of one side of the top cover (2) relative to the movable plate (7) is fixedly connected with a supporting rod (15) of which one end is provided with a pressing plate (14).
2. A reverse osmosis apparatus for water treatment according to claim 1, wherein: the movable plate (7) is provided with a plurality of drain holes (16), and the openings of the drain holes (16) on the lower surface of the movable plate (7) are positioned between two adjacent reverse osmosis membranes (9).
3. A reverse osmosis apparatus for water treatment according to claim 1, wherein: the pressing plate (14) is an arc strip-shaped pressing plate.
4. A reverse osmosis apparatus for water treatment according to claim 3, wherein: the pressure plates (14) are arranged symmetrically with respect to the central tube (3).
5. A reverse osmosis apparatus for water treatment according to claim 1, wherein: the inner wall of the top cover (2) is provided with a groove (10), and an internal thread is arranged in the groove (10).
6. A reverse osmosis apparatus for water treatment according to claim 1, wherein: the outer wall of the upper end of the shell (1) is provided with an external thread.
7. A reverse osmosis apparatus for water treatment according to claim 1, wherein: the inner diameter of the through hole (701) is larger than the outer diameter of the central pipe (3).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221924658.8U CN217996834U (en) | 2022-07-25 | 2022-07-25 | Reverse osmosis device for water treatment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221924658.8U CN217996834U (en) | 2022-07-25 | 2022-07-25 | Reverse osmosis device for water treatment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217996834U true CN217996834U (en) | 2022-12-09 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202221924658.8U Active CN217996834U (en) | 2022-07-25 | 2022-07-25 | Reverse osmosis device for water treatment |
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| Country | Link |
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| CN (1) | CN217996834U (en) |
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- 2022-07-25 CN CN202221924658.8U patent/CN217996834U/en active Active
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