Filter material mounting seat and filter assembly and filter element structure applying same
Technical Field
The invention relates to the technical field of water purifying equipment, in particular to a filter material mounting seat, a filter assembly and a filter element structure using the same.
Background
In the prior art, after the water purifier is stopped for a long time, water in the reverse osmosis filter element of the water purifier, which is originally on the raw water or the concentrated water side, can permeate to the pure water side of the membrane, and high TDS solute on the concentrated water side of the membrane can permeate to the pure water side, so that the TDS of the pure water side is higher; when the water purifier discharges water again, the TDS has the problem of exceeding the standard.
Disclosure of Invention
The invention aims to overcome the defects of the prior art and provide a filter material mounting seat, a filter assembly and a filter element structure using the same.
The filter material mounting seat comprises a seat body, wherein a mounting cavity for mounting a filter material module is formed in the seat body, a waste water interface is formed at the bottom of the mounting cavity, a valve mounting part is arranged at the bottom side of the seat body in an extending manner corresponding to the waste water interface, a valve mounting cavity communicated with the waste water interface is formed in the valve mounting part, and a waste water outlet communicated with the valve mounting cavity is formed in the valve mounting part; the valve installation cavity is internally provided with a one-way water guide valve for guiding the one-way flow of wastewater from the wastewater interface to the wastewater outlet.
Further, the one-way water guide valve comprises a valve body, wherein the top side of the valve body is provided with a liquid inlet, and the bottom side of the valve body is provided with a liquid outlet; the valve body is internally provided with a valve cavity communicated with the liquid inlet and the liquid outlet, the valve cavity is internally provided with a water baffle block for closing the liquid inlet, a spring is connected between the water baffle block and the bottom of the valve cavity, and the spring applies reset elastic force to the water baffle block towards the liquid inlet.
Further, a valve waterproof gasket is sleeved on the outer periphery of the valve body, and interference fit is formed between the valve waterproof gasket and the valve installation cavity.
Further, the bottom of the installation cavity is provided with a plurality of supporting blocks for supporting the filter material module, and the upper surface side of the supporting blocks and the position of the wastewater interface are provided with height differences.
Further, a positioning groove for positioning and attaching the filter material module is formed in the bottom of the mounting cavity in a sinking mode.
Further, the positioning grooves are formed in the central position of the mounting cavity, and the supporting blocks are uniformly distributed around the circumference of the positioning grooves.
A filter assembly, comprising:
a filter module provided with a raw water input end, a pure water output end and a waste water output end;
the water gap connecting seat is connected with the filter material module, and is provided with a raw water inlet corresponding to the raw water input end and a pure water outlet corresponding to the pure water output end;
the filter material mounting seat is connected to the waste water output end of the filter material module in a matching manner.
The filter element structure comprises a shell with an inner cavity, wherein a raw water port, a pure water port and a waste water port which are communicated with the inner cavity are arranged on the shell; the filter assembly of claim 7 is arranged in the inner cavity, the raw water port is communicated with the raw water input end, the pure water port is communicated with the pure water output end, and the waste water port is communicated with the waste water output end.
The invention has the beneficial effects that:
through the arrangement of the filter material mounting seat, the wastewater discharged from the bottom side of the attached filter material module can be directly discharged through the unidirectional water guide valve, so that the accumulation and infiltration of high TDS solutes at the wastewater output end of the bottom side of the filter material module to the pure water side are effectively avoided; the filter assembly with the filter material mounting seat can be used for enabling the filter material module to be applied in an RO membrane structure in the prior art, so that the filter material module has good universality and meets the actual application demands of the market.
Through the setting of this filter core structure, effectively solve corresponding purifier and initially go out the problem that water TDS exceeds standard, guarantee user's drinking water health.
Drawings
FIG. 1 is a schematic structural view of a filter cartridge of the present invention;
FIG. 2 is a schematic view of a filter mounting base according to the present invention;
FIG. 3 is a partial schematic view of the cartridge structure of the present invention;
FIG. 4 is a partial schematic view of a cartridge configuration of the present invention;
reference numerals illustrate:
a shell 1, a raw water port 11, a pure water port 12, a waste water port 13, a component supporting block 14, a water storage space 15, a waste water flow passage 16,
A filter module 2, a raw water input end 21, a waste water output end 22, a pure water output end 23, a positioning column 24,
A water gap connecting seat 3, a raw water inlet 31, a pure water outlet 32,
Filter mounting base 4, base 41, mounting cavity 42, waste water interface 43, valve mounting portion 44, waste water outlet 45, positioning groove 46, module support block 47,
The one-way water guide valve 5, the valve body 51, the valve waterproof gasket 52, the liquid inlet 53, the liquid outlet 54, the valve cavity 55, the water retaining block 56 and the spring 57.
Detailed Description
In order to make the technical scheme, the purpose and the advantages of the invention more clear, the invention is further explained below with reference to the drawings and the embodiments.
As shown in fig. 1 to 4, a filter assembly of the present invention includes:
a filter module 2 configured to be applied as an RO membrane structure, wherein a raw water input end 21 is disposed at a top side position, a waste water output end 22 is disposed at a bottom side and an outer peripheral side position, a pure water side generated by pure water is disposed at an inner side of the filter module, and a central tube is disposed in an extending manner on the pure water side and is led to the top side position of the filter module 2, so that a pure water output end 23 for outputting the pure water is formed;
a water gap connecting seat 3 arranged on the top side of the filter material module 2; a raw water inlet 31 is arranged on the water gap connecting seat 3 corresponding to the raw water input end 21, and a pure water outlet 32 is arranged corresponding to the pure water output end 23;
the filter material mounting seat 4 is arranged at the bottom side of the filter material module 2, the filter material mounting seat 4 comprises a seat body 41, a mounting cavity 42 for attaching the filter material module 2 is arranged on the seat body 41, a waste water interface 43 is arranged at the bottom of the mounting cavity 42 and corresponds to the waste water output end 22 at the bottom side of the filter material module 2, a valve mounting part 44 is arranged at the bottom side of the seat body 41 and corresponds to the waste water interface 43 in an extending manner, a valve mounting cavity 42 communicated with the waste water interface 43 is formed on the valve mounting part 44, and a waste water outlet 45 communicated with the valve mounting cavity 42 is arranged on the valve mounting part 44; the valve installation cavity 42 is provided with a one-way water guide valve 5 for guiding one-way flow of wastewater from the wastewater interface 43 to the wastewater outlet 45.
The unidirectional water guide valve 5 comprises a valve body 51, a valve waterproof gasket 52 is sleeved on the periphery side of the valve body 51, and the valve waterproof gasket 52 is in interference fit with the valve mounting cavity 42; the valve body 51 is provided with a liquid inlet 53 at the top side and a liquid outlet 54 at the bottom side; a valve cavity 55 communicated with the liquid inlet 53 and the liquid outlet 54 is arranged in the valve body 51, a water blocking block 56 for closing the liquid inlet 53 is arranged in the valve cavity 55, a spring 57 is connected between the water blocking block 56 and the bottom of the valve cavity 55, and the spring 57 applies a reset elastic force towards the liquid inlet 53 to the water blocking block 56; when the wastewater flows to the position of the liquid inlet 53 on the top side, under the action of gravity, the wastewater pushes away the water retaining block 56 to enter the valve cavity 55 and is guided to the liquid outlet 54 for external discharge; while the external water is blocked by a water blocking block 56 which is closed to the inlet 53.
A positioning column 24 is arranged at the bottom side of the filter material module 2, a positioning groove 46 is sunk at the central position of the bottom of the mounting cavity 42, and the positioning column 24 is positioned and attached on the positioning groove 46; a plurality of module support blocks 47 for supporting the filter material module 2 are uniformly distributed at the periphery of the bottom of the mounting cavity 42, the waste water interface 43 is arranged between two adjacent module support blocks 47, and the upper surface side of the module support blocks 47 has a height difference with the position of the waste water interface 43; through the cooperation setting of this reference column 24 and constant head tank 46, in order to satisfy the demand that filter module 2 location assembly in on the filter mount pad 4.
The application principle is as follows:
by the arrangement of the filter material mounting seat 4, the wastewater discharged from the bottom side of the attached filter material module 2 can be directly discharged through the one-way water guide valve 5, and the discharged wastewater can not be returned to the filter material module 2 through the wastewater outlet 45 at the bottom side, so that the accumulation of high TDS solutes at the wastewater output end 22 at the bottom side and the permeation to the pure water side are effectively avoided.
The filter assembly with the filter material mounting seat 4 can enable the RO membrane structure in the prior art of the filter material module 2 to be applied, so that the filter material module has good universality and meets the actual application demands of the market.
The invention also comprises a filter element structure, which comprises a shell 1 with an inner cavity, wherein the top end of the shell 1 is provided with a raw water port 11, a pure water port 12 and a waste water port 13 which are communicated with the inner cavity, and the inner cavity is internally provided with a filter assembly with a filter material mounting seat 4, so that the raw water port 11 and the raw water inlet 31, the pure water port 12 and the pure water outlet 32 of the filter element structure are respectively and directly communicated and matched; the central position of the bottom of the inner cavity corresponds to the position of the sunk positioning groove 46 so as to be provided with a component supporting block 14 for supporting the filtering component, and a space is arranged between the upper surface side of the component supporting block 14 and the bottom of the inner cavity so as to form a water storage space 15 between the waste water outlet 45 and the bottom of the inner cavity for caching waste water; a waste water flow passage 16 which is communicated with the water storage space 15 and the waste water port 13 is formed between the outer peripheral side of the filter assembly and the side wall of the inner cavity.
The application principle is as follows:
through corresponding water storage space 15 setting, make filter module downside exhaust waste water can carry out temporary buffering, avoid waste water in filter core structure's inner chamber bottom side is accumulated, and can further effectively avoid bottom side waste water output 22's high TDS solute accumulation and infiltration to the pure water side.
The filter module 2 is in an RO membrane structure, so that the wastewater discharged from the outer side position and the wastewater discharged from the bottom side position of the filter assembly can be cooperatively discharged from the wastewater channel 16 to the wastewater outlet 13, and the filter element structure has the technical characteristics of high application efficiency, simple structure and the like.
The raw water port 11, the waste water port 13 and the pure water port 12 are uniformly and intensively arranged so as to be convenient for the installation and the use of the filter element structure and meet the actual application demands of the market.
The foregoing is merely a preferred embodiment of the present invention, and modifications of the embodiments described above can be made by those skilled in the art without departing from the implementation principles of the present invention, and the corresponding modifications should also be considered as the protection scope of the present invention.