CN216005407U - Water purifying device using water diversion sealing ring and central support - Google Patents
Water purifying device using water diversion sealing ring and central support Download PDFInfo
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- CN216005407U CN216005407U CN202122625510.6U CN202122625510U CN216005407U CN 216005407 U CN216005407 U CN 216005407U CN 202122625510 U CN202122625510 U CN 202122625510U CN 216005407 U CN216005407 U CN 216005407U
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Abstract
The utility model discloses a water purifier using a water diversion sealing ring and a central bracket, which comprises an outer shell, an inner shell, a composite RO membrane filter core, the central bracket and the water diversion sealing ring; the composite RO membrane filter element comprises a carbon fiber film and an RO membrane, and the carbon fiber film and the RO membrane are both wound on the outer side surface of the central support; the water diversion sealing ring is arranged between the outer side surface of the composite RO membrane filter element and the inner side surface of the inner shell and is used for isolating wastewater; the central bracket comprises a water outlet pipe, a rear seat and a bracket body; the bracket body comprises a plurality of supporting pieces, and the outer side surfaces of the supporting pieces, the outer side surface of the water outlet pipe and the outer side surface of the rear seat are positioned on the same cylindrical circumferential surface; the RO membrane and the carbon fiber membrane are wound on the outer side surface of the central support and cover the gap between the two adjacent support sheets; the gap between two adjacent supporting sheets is communicated with the outside through a water outlet pipe, so that the mixing of waste water and filtered water can be avoided, and the composite RO membrane filter element has double filtering functions and a compact structure.
Description
Technical Field
The utility model relates to a water purification unit technical field especially relates to an use purifier of sealing washer and center support of dividing.
Background
The multi-stage filtration water purifier containing the RO membrane in the prior art has the advantages of large total amount of waste water containing metal ions with high concentration, complex integral structure, great waste of water and electricity resources and large occupied space.
SUMMERY OF THE UTILITY MODEL
In view of the above, an object of the present invention is to provide a water purifying device using a water-diversion sealing ring and a central support, which can not only effectively reduce the total amount of wastewater, but also has the characteristics of compact structure.
To achieve the purpose, the utility model adopts the following technical proposal:
a water purifying device using a water diversion sealing ring and a central support comprises an outer shell, an inner shell, a composite RO membrane filter element, the central support and the water diversion sealing ring;
the inner shell is arranged in the outer shell, and the central bracket and the composite RO membrane filter element are both arranged in the inner shell;
the composite RO membrane filter element comprises a carbon fiber film and an RO membrane, and the carbon fiber film and the RO membrane are wound on the outer side surface of the central support;
the water diversion sealing ring is arranged between the outer side surface of the composite RO membrane filter element and the inner side surface of the inner shell and is used for isolating water to be purified, which is positioned on the outer side surface of the composite RO membrane filter element, from wastewater, which is positioned at the lower end of the composite RO membrane filter element and is generated after being filtered by the RO membrane;
the central support comprises a water outlet pipe, a rear seat and a support body;
the bracket body comprises a plurality of supporting sheets, the inner side edges of the supporting sheets are mutually connected, and a gap communicated with the water outlet pipe is arranged between every two adjacent supporting sheets;
the rear end of the water outlet pipe and the front end of the rear seat are respectively connected with the front ends and the rear ends of the supporting pieces; the outer side surfaces of the supporting sheets, the outer side surface of the water outlet pipe and the outer side surface of the rear seat are positioned on the same cylindrical circumferential surface;
the RO membrane sheet and the carbon fiber membrane are wound on the outer side surface of the central support and cover the gap between two adjacent support sheets; and the gap between two adjacent supporting sheets is communicated with the outside through the water outlet pipe.
Furthermore, a water outlet hole is formed in the water outlet pipe;
the supporting sheet is also provided with a plurality of baffle sheets; the plurality of baffle plates are arranged on the outer side of the supporting sheet at intervals along the length direction of the supporting sheet, and two ends of each baffle plate extend to two sides along the direction perpendicular to the supporting sheet;
the outer side surfaces of the retaining pieces and the outer side surfaces of the supporting pieces are all positioned on the same cylindrical circumferential surface;
the inner sides of the baffle plates extend inwards to be close to the side surfaces of two adjacent supporting plates; gaps between the inner side surfaces of the separation blades and the side surfaces of the two adjacent supporting sheets are communicated with gaps between the two adjacent supporting sheets, and gaps between the two adjacent supporting sheets are communicated with the water outlet holes.
Specifically, the water diversion sealing ring is provided with a first sealing ring, a second sealing ring and a third sealing ring;
the lower edge of the first sealing ring and the upper edge of the third sealing ring are respectively connected with the upper edge and the lower edge of the second sealing ring; the upper edge of the first sealing ring and the inner side surface of the third sealing ring are both abutted against the outer side surface of the composite RO membrane filter element; the lower edge of the first sealing ring and the upper edge of the second sealing ring are abutted against the inner side surface of the inner shell;
the end part of the lower edge of the third sealing ring is close to the lower end part of the composite RO membrane filter element;
and a gap between the upper end of the composite RO membrane filter element and the inner top surface of the inner shell is communicated with a gap between the outer side surface of the composite RO membrane filter element and the inner side surface of the inner shell.
Further, the device also comprises a PP cotton filter element and a front activated carbon filter element;
the PP cotton filter element and the front active carbon filter element are both arranged in the shell, and the inner side surface of the PP cotton filter element is sleeved on the outer side surface of the front active carbon filter element;
the shell is provided with an outer lower cover, the outer lower cover is positioned at the lower end of the shell, and the lower end part of the shell is provided with a water inlet pipe;
the inner shell also comprises an inner lower cover which is positioned at the lower end of the inner shell; the outer lower cover is sleeved on the outer side of the inner lower cover and surrounds the outer side surface of the inner lower cover;
the lower end of a gap between the inner side surface of the outer lower cover and the outer side surface of the inner lower cover is communicated with the water inlet pipe, and the upper end of the gap between the inner side surface of the outer lower cover and the outer side surface of the inner lower cover is communicated with the filter starting end of the PP cotton filter element through a gap between the inner side surface of the outer shell and the outer side surface of the inner shell.
The water inlet valve is arranged in the shell close to the outer side surface of the inner lower cover;
the water inlet valve is a check valve which is communicated inwards in a one-way mode, the upper end of the water inlet valve is communicated with the filtration starting end of the PP cotton filter element, and the lower end of the water inlet valve is communicated with an external water source through the water inlet pipe.
The water distribution pipe is sleeved at the lower end part of the central bracket;
a purified water output pipe is also arranged at the lower end part of the shell;
the water diversion pipe is provided with a water diversion port, the upper end of the water diversion port is communicated with the filtering end of the composite RO membrane filter element through the water outlet hole, and the lower end of the water diversion port penetrates through the lower end of the inner lower cover and is communicated with the purified water output pipe.
Further, the device also comprises a waste water valve;
a waste water output pipe is also arranged at the lower end part of the shell;
the water distribution pipe is also provided with a mounting hole, and the mounting hole is positioned between the lower end of the composite RO membrane filter element and the inner side surface of the inner shell; the waste water valve is mounted in the mounting hole;
the upper end of the waste water valve is communicated with a gap between the lower end of the composite RO membrane filter element and the inner side surface of the inner shell, and the lower end of the waste water valve is communicated with the waste water output pipe through a gap between the outer side surface of the water distribution pipe and the inner side surface of the inner lower cover.
The water outlet valve is arranged in the purified water output pipe close to the lower end of the water diversion port;
the water outlet valve is a check valve conducting outwards in a one-way mode, the upper end of the water outlet valve is communicated with the filtering end of the composite RO membrane filter element through the water distribution pipe, and the lower end of the water outlet valve is communicated with the outside through the purified water output pipe.
Further, the inner shell also comprises an inner middle cover;
the inner middle cover is detachably sleeved at the upper ends of the composite RO membrane filter element and the central support, and the edge of the inner middle cover is abutted against the inner side surface of the inner lower cover;
the top surface of the composite RO membrane filter element is abutted against the bottom surface of the inner middle cover, the lower ends of the PP cotton filter element and the front activated carbon filter element are adjacent and abutted against the top surface of the inner middle cover, the middle part of the inner middle cover extends upwards into the front activated carbon filter element, the outer side surface of the inner middle cover which extends upwards is abutted against the inner side surface of the front activated carbon filter element, the upper end part of the central support is abutted against the bottom surface of the middle part of the inner middle cover upwards, and the outer side surface of the PP cotton filter element is abutted against the inner side surface of the upper end part of the inner lower cover;
the inner middle cover is provided with a purified water inlet which is positioned between the outer side surface of the upper end part of the central bracket and the inner side surface of the inner middle cover extending upwards;
the lower extreme of purification water input port with the beginning end of straining of the lateral surface of compound RO membrane filter core is linked together, the upper end of purification water input port with the end of straining of leading active carbon filter core is linked together.
Further, the device also comprises an activated carbon filter sheet;
the active carbon filter is arranged in the inner lower cover and is positioned below the lower end part of the water outlet hole.
The technical scheme of the utility model beneficial effect does: the water purifying device using the water diversion sealing ring and the central support is characterized in that the composite RO membrane filter element and the central support are respectively arranged in the inner shell, a water flow channel for conveying purified water filtered by the composite RO membrane filter element is formed in a gap between two adjacent support sheets, a larger water drainage space is provided, and the outer side surfaces of the plurality of support sheets, the outer side surface of the water outlet pipe and the outer side surface of the rear seat are positioned on the same cylindrical circumferential surface; the support framework is more stable and powerful, and can effectively prevent the RO membrane and the carbon fiber film wound on the central support from shrinking and wrinkling or inwards sinking; a water diversion sealing ring is arranged between the outer side surface of the composite RO membrane filter element and the inner side surface of the inner shell, so that the filtered water which is not purified by the RO membrane and the waste water which is generated after being filtered by the RO membrane can be effectively isolated through the water diversion sealing ring, the mixing of the waste water and the filtered water which is not purified by the RO membrane can be avoided, the increase of the total amount of the waste water caused by the mixing is reduced, the time for discharging the waste water is saved, and the composite RO membrane filter element is more environment-friendly; the composite RO membrane filter element made by winding the RO membrane and the carbon fiber film on the central support has the double functions of reverse osmosis filtration and activated carbon purification of the RO membrane and also has the advantage of compact structure.
Drawings
Fig. 1 is a schematic view of an external structure of a water purifying device using a water-dividing sealing ring and a central bracket according to an embodiment of the present invention;
FIG. 2 is a schematic cross-sectional view of the embodiment of FIG. 1;
FIG. 3 is a schematic illustration of a water circuit for purifying water of the embodiment of FIG. 2;
FIG. 4 is a schematic diagram of an output water circuit of the wastewater of the embodiment of FIG. 2;
fig. 5 is a partial enlarged view of a portion a of fig. 2;
fig. 6 is a partially enlarged view of a portion B of fig. 2;
FIG. 7 is a schematic cross-sectional view of the water diversion sealing ring in FIG. 2;
FIG. 8 is a schematic cross-sectional view of the center support of FIG. 2;
wherein: a housing 1; an inner casing 2; a PP cotton filter element 3; a front activated carbon filter element 4; an active carbon filter 5; a composite RO membrane filter element 6; a central support 7; a water diversion sealing ring 8; a water diversion pipe 9; an outer lower cover 11; a water outlet valve 12; a water inlet valve 13; a waste water valve 14; an inner lower cover 21; an inner middle cover 22; a purified water input port 221; a water outlet pipe 71; a rear seat 72; a holder body 73; a first seal ring 81; a second seal ring 82; a third seal ring 83; a water diversion port 91; a water inlet pipe 111; a purified water output pipe 112; a waste water output pipe 113; a water outlet hole 711; a support sheet 731; a stopper 732.
Detailed Description
The technical solution of the present invention will be further explained by the following embodiments with reference to fig. 1 to 8.
The drawings are for illustrative purposes only and are not to be construed as limiting the patent; for the purpose of better illustrating the embodiments, certain features of the drawings may be omitted, enlarged or reduced, and do not represent the size of an actual product; it will be understood by those skilled in the art that certain well-known structures in the drawings and descriptions thereof may be omitted.
In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted" and "connected" are to be interpreted broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, so to speak, as communicating between the two elements. The specific meaning of the above terms in the present invention can be understood in specific cases for those skilled in the art.
In the description of the present invention, it should be understood that the orientation or positional relationship indicated by the orientation words such as "front, back, up, down, left, right", "horizontal, vertical, horizontal" and "top, bottom" etc. are usually based on the orientation or positional relationship shown in the drawings, and are only for convenience of description and simplification of description, and in the case of not making a contrary explanation, these orientation words do not indicate and imply that the device or element referred to must have a specific orientation or be constructed and operated in a specific orientation, and therefore, should not be interpreted as limiting the scope of the present invention; the terms "inner and outer" refer to the inner and outer relative to the profile of the respective component itself.
A water purifier using a water diversion sealing ring and a central support comprises an outer shell 1, an inner shell 2, a composite RO membrane filter element 6, a central support 7 and a water diversion sealing ring 8;
the inner shell 2 is arranged in the outer shell 1, and the central bracket 7 and the composite RO membrane filter element 6 are both arranged in the inner shell 2;
the composite RO membrane filter element 6 comprises a carbon fiber film and an RO membrane, and the carbon fiber film and the RO membrane are both wound on the outer side surface of the central support 7;
the water diversion sealing ring 8 is arranged between the outer side surface of the composite RO membrane filter element 6 and the inner side surface of the inner shell 2 and is used for isolating water to be purified which is positioned on the outer side surface of the composite RO membrane filter element 6 and wastewater which is positioned at the lower end of the composite RO membrane filter element 6 and is generated after being filtered by the RO membrane;
the central bracket 7 comprises a water outlet pipe 71, a rear seat 72 and a bracket body 73;
the support body 73 comprises a plurality of support pieces 731, the inner side edges of the plurality of support pieces 731 are connected with each other, and a gap communicated with the water outlet pipe 71 is arranged between two adjacent support pieces 731;
the rear end of the water outlet pipe 71 and the front end of the rear seat 72 are respectively connected with the front ends and the rear ends of the supporting pieces 731; the outer side surfaces of the supporting pieces 731, the outer side surface of the water outlet pipe 71 and the outer side surface of the rear seat 72 are positioned on the same cylindrical circumferential surface;
the RO membrane sheet and the carbon fiber membrane are wound on the outer side surface of the central support 7 and cover the gap between two adjacent support sheets 731; the gap between two adjacent supporting pieces 731 is communicated with the outside through the water outlet pipe 71.
As shown in fig. 1-8, the water purifying device using the water diversion sealing ring and the central support of the present invention has the composite RO membrane filter element 6 and the central support 7 respectively installed in the inner shell 2, and the gap between two adjacent support sheets 731 forms a water flow channel for conveying purified water filtered by the composite RO membrane filter element 6, and has a larger drainage space, and the outer side surfaces of the plurality of support sheets 731, the outer side surface of the water outlet pipe 71 and the outer side surface of the rear seat 72 are located on the same cylindrical circumferential surface; the support framework is more stable and powerful, and can effectively prevent the RO membrane and the carbon fiber film wound on the central support 7 from shrinking and wrinkling or inwards sinking; a water diversion sealing ring 8 is arranged between the outer side surface of the composite RO membrane filter element 6 and the inner side surface of the inner shell 2, the water diversion sealing ring 8 can effectively isolate the filtered water which is not purified by the RO membrane and the waste water which is generated after being filtered by the RO membrane, and the mixing of the waste water and the filtered water which is not purified by the RO membrane can be avoided, so that the increase of the total amount of the waste water caused by the mixing is reduced, the time for discharging the waste water is saved, and the composite RO membrane filter element is more environment-friendly; the composite RO membrane filter element 6 made by winding the RO membrane and the carbon fiber film on the central support 7 has the double functions of reverse osmosis filtration and activated carbon purification of the RO membrane and also has the advantage of compact structure.
Further, a water outlet hole 711 is arranged in the water outlet pipe 71;
the supporting sheet 73 is further provided with a plurality of blocking sheets 732; the blocking pieces 732 are arranged at intervals outside the supporting piece 731 along the length direction of the supporting piece 731, and two ends of the blocking pieces 732 extend to two sides along a direction perpendicular to the supporting piece 731;
the outer side surfaces of the blocking pieces 732 and the outer side surfaces of the supporting pieces 731 are all located on the same cylindrical circumferential surface;
the inner sides of the blocking pieces 732 extend inwards to be close to the side surfaces of two adjacent supporting pieces 731; gaps between the inner side surfaces of the blocking pieces 732 and the side surfaces of two adjacent supporting pieces 731 are communicated with gaps between the two adjacent supporting pieces 731, and gaps between the two adjacent supporting pieces 731 are communicated with the water outlet holes 711.
As shown in fig. 3, 5 and 8, the gaps between the inner side surfaces of the blocking pieces 732 and the side surfaces of two adjacent supporting pieces 731, the gaps between two adjacent supporting pieces 731 and the water outlet holes 711 are communicated with each other, so as to form a continuous and smooth water flow channel for outputting purified water to the outside.
The plurality of blocking pieces 732 are arranged on the outer side of the supporting piece 731, and the outer side surfaces of the blocking pieces 732 and the outer side surface of the supporting piece 731 are located on the same cylindrical circumferential surface, so that the contact area with the RO membrane or the carbon fiber membrane can be increased, and the compression strength and the installation stability of the RO membrane or the carbon fiber membrane can be further improved.
Specifically, the water diversion sealing ring 8 is provided with a first sealing ring 81, a second sealing ring 82 and a third sealing ring 83;
the lower edge of the first sealing ring 81 and the upper edge of the third sealing ring 83 are respectively connected with the upper edge and the lower edge of the second sealing ring 82; the upper edge of the first sealing ring 81 and the inner side surface of the third sealing ring 83 are both abutted against the outer side surface of the composite RO membrane filter element 6; the lower edge of the first sealing ring 81 and the upper edge of the second sealing ring 82 are both abutted against the inner side surface of the inner shell 2;
the end part of the lower edge of the third sealing ring 83 is close to the lower end part of the composite RO membrane filter element 6;
and a gap between the upper end of the composite RO membrane filter element 6 and the inner top surface of the inner shell 2 is communicated with a gap between the outer side surface of the composite RO membrane filter element 6 and the inner side surface of the inner shell 2.
The cross section of the water diversion sealing ring 8 is shown in fig. 7, the water flow path of the purified water is shown in fig. 3, the output path of the waste water is shown in fig. 4, the filtered water which is not purified by the RO membrane is positioned above the water diversion sealing ring 8, the filtered water is purified into pure water by the composite RO membrane filter element 6, the water which passes through the RO membrane but fails to enter the water outlet pipe 71 is the waste water generated in the filtering process of the composite RO membrane filter element 6, and the waste water is collected below the water diversion sealing ring 8 and then is discharged outwards.
The water diversion sealing ring 8 is abutted against the outer side surface of the composite RO membrane filter element 6 and the inner side surface of the inner shell 2, so that the water diversion sealing ring has good installation stability and sealing effect, and can effectively isolate the filtered water which is not purified by the RO membrane and the waste water which is generated after the filtered water is filtered by the RO membrane.
The end of the lower side of the third sealing ring 83 is disposed near the lower end of the composite RO membrane cartridge 6, so that the filtered water which is not purified by the RO membrane and is located between the outer side of the composite RO membrane cartridge 6 and the inner side of the inner shell 2 has a relatively larger space, thereby ensuring the filtering efficiency of the composite RO membrane cartridge 6.
The clearance between the upper end of compound RO membrane filter core 6 and the interior top surface of inner shell 2 is linked together with the clearance between the lateral surface of compound RO membrane filter core 6 and the medial surface of inner shell 2, can make the water pressure of the upper end of compound RO membrane filter core 6 and lateral surface keep the same to can avoid coiling in the RO membrane of central support 7 because of the uneven deformation of pressurized or layering, and then keep the stable performance of compound RO membrane filter core 6, and prolong the life of compound RO membrane filter core 6.
Further, the device also comprises a PP cotton filter element 3 and a front activated carbon filter element 4;
the PP cotton filter element 3 and the front active carbon filter element 4 are both arranged in the shell 1, and the inner side surface of the PP cotton filter element 3 is sleeved on the outer side surface of the front active carbon filter element 4;
the shell 1 is provided with an outer lower cover 11, the outer lower cover 11 is positioned at the lower end of the shell 1, and the lower end part of the shell 1 is provided with a water inlet pipe 111;
the inner shell 2 further comprises an inner lower cover 21, and the inner lower cover 21 is positioned at the lower end of the inner shell 2; the outer lower cover 11 is sleeved outside the inner lower cover 21 and surrounds the outer side surface of the inner lower cover 21;
the lower end of the gap between the inner side surface of the outer lower cover 11 and the outer side surface of the inner lower cover 21 is communicated with the water inlet pipe 111, and the upper end of the gap between the inner side surface of the outer lower cover 11 and the outer side surface of the inner lower cover 21 is communicated with the filter starting end of the PP cotton filter element 3 through the gap between the inner side surface of the outer shell 1 and the outer side surface of the inner shell 2.
As shown in FIG. 3, the gap between the inlet tube 111, the inner surface of the outer lower cover 11 and the outer surface of the inner lower cover 21, and the gap between the inner surface of the outer shell 1 and the outer surface of the inner shell 2 form a channel for conveying the tap water to be purified from bottom to top, and provide a water source for the filtration starting end of the PP cotton filter element 3.
Further, a water inlet valve 13 is also included, and the water inlet valve 13 is installed in the shell 1 close to the outer side surface of the inner lower cover 21;
the water inlet valve 13 is a check valve which is communicated inwards in a one-way mode, the upper end of the water inlet valve 13 is communicated with the filtration starting end of the PP cotton filter element 3, and the lower end of the water inlet valve 13 is communicated with an external water source through the water inlet pipe 11.
The water inlet valve 13 is a check valve which is communicated inwards in a one-way mode, the opening and closing and the flow rate of tap water input into the filter starting end of the PP cotton filter element 3 can be controlled through the water inlet valve 13, when the water purifying device using the water dividing sealing ring and the central support is taken down for maintenance, the phenomenon that water flows out from the water inlet valve 13 can be avoided, and the cleaning burden during maintenance can be reduced.
Furthermore, the water distribution device also comprises a water distribution pipe 9, wherein the water distribution pipe 9 is sleeved at the lower end part of the central bracket 7;
a purified water output pipe 112 is further arranged at the lower end part of the shell 1;
the water diversion pipe 9 is provided with a water diversion port 91, the upper end of the water diversion port 91 is communicated with the filtering end of the composite RO membrane filter element 6 through the water outlet hole 711, and the lower end of the water diversion port 91 penetrates through the lower end of the inner lower cover 21 to be communicated with the purified water output pipe 112.
As shown in fig. 3, the purified water flow path is formed by sequentially connecting the purified water output pipe 112, the water diversion port 91 and the water diversion pipe 9 from bottom to top, and connecting the purified water output pipe with the filtering end of the composite RO membrane filter element 6 through the water outlet 711, so as to form a channel for delivering purified water to the outside.
Further, a waste water valve 14 is also included;
a waste water output pipe 113 is also arranged at the lower end part of the shell 1;
the water diversion pipe 9 is also provided with a mounting hole 92, and the mounting hole 92 is positioned between the lower end of the composite RO membrane filter element 6 and the inner side surface of the inner shell 2; said waste valve 14 is mounted to said mounting hole 92;
the upper end of the waste water valve 14 is communicated with a gap between the lower end of the composite RO membrane filter element 6 and the inner side surface of the inner shell 2, and the lower end of the waste water valve 14 is communicated with the waste water output pipe 113 through a gap between the outer side surface of the water distribution pipe 9 and the inner side surface of the inner lower cover 21.
As shown in fig. 4 and 5, the waste water discharged from the lower end of the composite RO membrane cartridge 6 is controlled by the waste water valve 14 to pass through the gap between the outer side surface of the water dividing pipe 9 and the inner side surface of the inner lower cover 21, and is discharged from the waste water outlet pipe 113.
Further, the water purifier also comprises a water outlet valve 12, and the lower end of the water outlet valve 12, which is close to the water diversion port 91, is installed in the purified water output pipe 112;
the water outlet valve 12 is a check valve which is communicated outwards in a one-way, the upper end of the water outlet valve 12 is communicated with the filtering end of the composite RO membrane filter element 6 through the water distribution pipe 9, and the lower end of the water outlet valve 12 is communicated with the outside through the purified water output pipe 112.
As shown in fig. 3 and 5, the purified water produced from the filtering end of the composite RO membrane cartridge 6 passes through the lower end of the outlet valve 12, the water diversion pipe 9, and the purified water output pipe 112 to the outside, and the opening and closing and the flow rate of the outputted purified water can be controlled by the outlet valve 12.
Further, the inner shell 2 further comprises an inner middle cover 22;
the inner middle cover 22 is detachably sleeved at the upper ends of the composite RO membrane filter element 6 and the central bracket 7, and the edge of the inner middle cover 22 is abutted against the inner side surface of the inner lower cover 21;
the top surface of the composite RO membrane filter element 6 is abutted against the bottom surface of the inner middle cover 22, the lower ends of the PP cotton filter element 3 and the front activated carbon filter element 4 are adjacent and abutted against the top surface of the inner middle cover 22, the middle part of the inner middle cover 22 extends upwards into the front activated carbon filter element 4, the outer side surface of the upwards extending inner middle cover 22 is abutted against the inner side surface of the front activated carbon filter element 4, the upper end part of the central support 7 is abutted against the bottom surface of the middle part of the inner middle cover 22 upwards, and the outer side surface of the PP cotton filter element 3 is abutted against the inner side surface of the upper end part of the inner lower cover 21;
the inner middle cover 22 is provided with a purified water input port 221, and the purified water input port 221 is positioned between the outer side surface of the upper end part of the central bracket 7 and the inner side surface of the inner middle cover 22 extending upwards;
the lower extreme of purification water input port 221 with the beginning filter end of compound RO membrane filter core 6's lateral surface is linked together, the upper end of purification water input port 221 with the end of filtering out of leading active carbon filter core 4 is linked together.
As shown in fig. 6, the purified water inlet 221 communicates the filtration end of the inner surface of the front activated carbon filter element 4 in the housing 1 with the filtration start end of the outer surface of the composite RO membrane filter element 6, thereby forming a continuous purified water passage.
Still can improve the lower extreme of the cotton filter core 3 of PP and leading active carbon filter core 4 through interior well lid 22 to and the upper end installation stability of compound RO membrane filter core 6 and central support 7, overall structure is more compact, thereby makes the inside of leading active carbon filter core 4 and central support 7 can optimize and obtain bigger space of filtering out, thereby improves the purifier's of use sealing washer and central support purification efficiency.
Further, the device also comprises an active carbon filter 5;
the activated carbon filter 5 is installed in the inner lower cover 21 and located below the lower end of the water outlet hole 711.
The activated carbon filter 5 is installed below the lower end of the water outlet 711, so that the purified water filtered by the composite RO membrane filter element 6 can be filtered and purified by the activated carbon filter 5, and the quality of the outputted purified water can be further improved.
In summary, as shown in the embodiments of the present invention shown in fig. 1 to 8, in the water purifying device using the water diversion sealing ring and the central support, the composite RO membrane cartridge 6 and the central support 7 are respectively installed in the inner shell 2, a gap between two adjacent support sheets 731 forms a water flow channel for conveying purified water filtered by the composite RO membrane cartridge 6, and has a larger drainage space, and the outer side surfaces of the plurality of support sheets 731, the outer side surface of the water outlet pipe 71 and the outer side surface of the rear seat 72 are located on the same cylindrical circumferential surface; the support framework is more stable and powerful, and can effectively prevent the RO membrane and the carbon fiber film wound on the central support 7 from shrinking and wrinkling or inwards sinking; a water diversion sealing ring 8 is arranged between the outer side surface of the composite RO membrane filter element 6 and the inner side surface of the inner shell 2, the water diversion sealing ring 8 can effectively isolate the filtered water which is not purified by the RO membrane and the waste water which is generated after being filtered by the RO membrane, and the mixing of the waste water and the filtered water which is not purified by the RO membrane can be avoided, so that the increase of the total amount of the waste water caused by the mixing is reduced, the time for discharging the waste water is saved, and the composite RO membrane filter element is more environment-friendly; the composite RO membrane filter element 6 made by winding the RO membrane and the carbon fiber film on the central support 7 has the double functions of reverse osmosis filtration and activated carbon purification of the RO membrane and also has the advantage of compact structure.
The technical principle of the present invention is described above with reference to specific embodiments. The description is made for the purpose of illustrating the principles of the invention and should not be construed in any way as limiting the scope of the invention. Based on the explanations herein, those skilled in the art will be able to conceive of other embodiments of the present invention without any inventive effort, which would fall within the scope of the present invention.
Claims (10)
1. A water purifying device using a water diversion sealing ring and a central support is characterized by comprising an outer shell, an inner shell, a composite RO membrane filter element, the central support and the water diversion sealing ring;
the inner shell is arranged in the outer shell, and the central bracket and the composite RO membrane filter element are both arranged in the inner shell;
the composite RO membrane filter element comprises a carbon fiber film and an RO membrane, and the carbon fiber film and the RO membrane are wound on the outer side surface of the central support;
the water diversion sealing ring is arranged between the outer side surface of the composite RO membrane filter element and the inner side surface of the inner shell and is used for isolating water to be purified, which is positioned on the outer side surface of the composite RO membrane filter element, from wastewater, which is positioned at the lower end of the composite RO membrane filter element and is generated after being filtered by the RO membrane;
the central support comprises a water outlet pipe, a rear seat and a support body;
the bracket body comprises a plurality of supporting sheets, the inner side edges of the supporting sheets are mutually connected, and a gap communicated with the water outlet pipe is arranged between every two adjacent supporting sheets;
the rear end of the water outlet pipe and the front end of the rear seat are respectively connected with the front ends and the rear ends of the supporting pieces; the outer side surfaces of the supporting sheets, the outer side surface of the water outlet pipe and the outer side surface of the rear seat are positioned on the same cylindrical circumferential surface;
the RO membrane sheet and the carbon fiber membrane are wound on the outer side surface of the central support and cover the gap between two adjacent support sheets; and the gap between two adjacent supporting sheets is communicated with the outside through the water outlet pipe.
2. The water purifying device using the water diversion sealing ring and the center support as claimed in claim 1, wherein a water outlet hole is formed in the water outlet pipe;
the supporting sheet is also provided with a plurality of baffle sheets; the plurality of baffle plates are arranged on the outer side of the supporting sheet at intervals along the length direction of the supporting sheet, and two ends of each baffle plate extend to two sides along the direction perpendicular to the supporting sheet;
the outer side surfaces of the retaining pieces and the outer side surfaces of the supporting pieces are all positioned on the same cylindrical circumferential surface;
the inner sides of the baffle plates extend inwards to be close to the side surfaces of two adjacent supporting plates; gaps between the inner side surfaces of the separation blades and the side surfaces of the two adjacent supporting sheets are communicated with gaps between the two adjacent supporting sheets, and gaps between the two adjacent supporting sheets are communicated with the water outlet holes.
3. The water purification apparatus using the water diversion sealing ring and the center support according to claim 1, wherein the water diversion sealing ring is provided with a first sealing ring, a second sealing ring and a third sealing ring;
the lower edge of the first sealing ring and the upper edge of the third sealing ring are respectively connected with the upper edge and the lower edge of the second sealing ring; the upper edge of the first sealing ring and the inner side surface of the third sealing ring are both abutted against the outer side surface of the composite RO membrane filter element; the lower edge of the first sealing ring and the upper edge of the second sealing ring are abutted against the inner side surface of the inner shell;
the end part of the lower edge of the third sealing ring is close to the lower end part of the composite RO membrane filter element;
and a gap between the upper end of the composite RO membrane filter element and the inner top surface of the inner shell is communicated with a gap between the outer side surface of the composite RO membrane filter element and the inner side surface of the inner shell.
4. The water purification device using the water diversion sealing ring and the central support as claimed in claim 2, further comprising a PP cotton filter element and a front activated carbon filter element;
the PP cotton filter element and the front active carbon filter element are both arranged in the shell, and the inner side surface of the PP cotton filter element is sleeved on the outer side surface of the front active carbon filter element;
the shell is provided with an outer lower cover, the outer lower cover is positioned at the lower end of the shell, and the lower end part of the shell is provided with a water inlet pipe;
the inner shell also comprises an inner lower cover which is positioned at the lower end of the inner shell; the outer lower cover is sleeved on the outer side of the inner lower cover and surrounds the outer side surface of the inner lower cover;
the lower end of a gap between the inner side surface of the outer lower cover and the outer side surface of the inner lower cover is communicated with the water inlet pipe, and the upper end of the gap between the inner side surface of the outer lower cover and the outer side surface of the inner lower cover is communicated with the filter starting end of the PP cotton filter element through a gap between the inner side surface of the outer shell and the outer side surface of the inner shell.
5. The water purifying device with the water separating sealing ring and the central support as claimed in claim 4, further comprising a water inlet valve, wherein the water inlet valve is mounted in the housing near the outer side surface of the inner lower cover;
the water inlet valve is a check valve which is communicated inwards in a one-way mode, the upper end of the water inlet valve is communicated with the filtration starting end of the PP cotton filter element, and the lower end of the water inlet valve is communicated with an external water source through the water inlet pipe.
6. The water purifying device using the water diversion sealing ring and the central support according to claim 4, further comprising a water diversion pipe, wherein the water diversion pipe is sleeved at the lower end part of the central support;
a purified water output pipe is also arranged at the lower end part of the shell;
the water diversion pipe is provided with a water diversion port, the upper end of the water diversion port is communicated with the filtering end of the composite RO membrane filter element through the water outlet hole, and the lower end of the water diversion port penetrates through the lower end of the inner lower cover and is communicated with the purified water output pipe.
7. The water purification apparatus using the water dividing packing and the center bracket as claimed in claim 6, further comprising a waste water valve;
a waste water output pipe is also arranged at the lower end part of the shell;
the water distribution pipe is also provided with a mounting hole, and the mounting hole is positioned between the lower end of the composite RO membrane filter element and the inner side surface of the inner shell; the waste water valve is mounted in the mounting hole;
the upper end of the waste water valve is communicated with a gap between the lower end of the composite RO membrane filter element and the inner side surface of the inner shell, and the lower end of the waste water valve is communicated with the waste water output pipe through a gap between the outer side surface of the water distribution pipe and the inner side surface of the inner lower cover.
8. The water purifying device using the water diversion sealing ring and the center support as claimed in claim 6, further comprising a water outlet valve, wherein the water outlet valve is installed in the purified water outlet pipe near the lower end of the water diversion port;
the water outlet valve is a check valve conducting outwards in a one-way mode, the upper end of the water outlet valve is communicated with the filtering end of the composite RO membrane filter element through the water distribution pipe, and the lower end of the water outlet valve is communicated with the outside through the purified water output pipe.
9. The water purification apparatus using the water dividing packing and the center bracket as claimed in claim 4, wherein the inner case further comprises an inner middle cap;
the inner middle cover is detachably sleeved at the upper ends of the composite RO membrane filter element and the central support, and the edge of the inner middle cover is abutted against the inner side surface of the inner lower cover;
the top surface of the composite RO membrane filter element is abutted against the bottom surface of the inner middle cover, the lower ends of the PP cotton filter element and the front activated carbon filter element are adjacent and abutted against the top surface of the inner middle cover, the middle part of the inner middle cover extends upwards into the front activated carbon filter element, the outer side surface of the inner middle cover which extends upwards is abutted against the inner side surface of the front activated carbon filter element, the upper end part of the central support is abutted against the bottom surface of the middle part of the inner middle cover upwards, and the outer side surface of the PP cotton filter element is abutted against the inner side surface of the upper end part of the inner lower cover;
the inner middle cover is provided with a purified water inlet which is positioned between the outer side surface of the upper end part of the central bracket and the inner side surface of the inner middle cover extending upwards;
the lower extreme of purification water input port with the beginning end of straining of the lateral surface of compound RO membrane filter core is linked together, the upper end of purification water input port with the end of straining of leading active carbon filter core is linked together.
10. The water purification apparatus using the water-diversion sealing ring and the center support as claimed in claim 4, further comprising an activated carbon filter sheet;
the active carbon filter is arranged in the inner lower cover and is positioned below the lower end part of the water outlet hole.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122625510.6U CN216005407U (en) | 2021-10-29 | 2021-10-29 | Water purifying device using water diversion sealing ring and central support |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122625510.6U CN216005407U (en) | 2021-10-29 | 2021-10-29 | Water purifying device using water diversion sealing ring and central support |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216005407U true CN216005407U (en) | 2022-03-11 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122625510.6U Active CN216005407U (en) | 2021-10-29 | 2021-10-29 | Water purifying device using water diversion sealing ring and central support |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216005407U (en) |
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2021
- 2021-10-29 CN CN202122625510.6U patent/CN216005407U/en active Active
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