CN216662643U - Composite filter element assembly and water purifier thereof - Google Patents
Composite filter element assembly and water purifier thereof Download PDFInfo
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- CN216662643U CN216662643U CN202122408567.0U CN202122408567U CN216662643U CN 216662643 U CN216662643 U CN 216662643U CN 202122408567 U CN202122408567 U CN 202122408567U CN 216662643 U CN216662643 U CN 216662643U
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims abstract description 260
- 239000002131 composite material Substances 0.000 title claims abstract description 24
- 239000002351 wastewater Substances 0.000 claims abstract description 48
- 239000008213 purified water Substances 0.000 claims abstract description 29
- 238000001914 filtration Methods 0.000 claims description 21
- 230000000694 effects Effects 0.000 abstract description 9
- 150000001875 compounds Chemical class 0.000 abstract description 4
- 238000001223 reverse osmosis Methods 0.000 description 11
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 8
- 230000006872 improvement Effects 0.000 description 8
- 238000000746 purification Methods 0.000 description 5
- 229920000742 Cotton Polymers 0.000 description 4
- 229910052799 carbon Inorganic materials 0.000 description 4
- 230000008676 import Effects 0.000 description 4
- 239000012528 membrane Substances 0.000 description 4
- 238000003466 welding Methods 0.000 description 4
- 230000015572 biosynthetic process Effects 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 3
- 238000007789 sealing Methods 0.000 description 3
- 230000006978 adaptation Effects 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 239000012141 concentrate Substances 0.000 description 1
- 125000004122 cyclic group Chemical group 0.000 description 1
- 239000006185 dispersion Substances 0.000 description 1
- 239000003657 drainage water Substances 0.000 description 1
- 230000004907 flux Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
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Abstract
The utility model discloses a composite filter element assembly and a water purifier thereof, wherein the composite filter element assembly comprises a filter barrel main body, a first filter element and a second filter element, wherein the filter barrel main body is integrally formed and is provided with a first filter chamber, a second filter chamber, a raw water inlet, a filtered water outlet, a filtered water inlet, a purified water outlet, a waste water outlet and a hollow pipe assembly; the first filter element is positioned in the first filter chamber and divides the first filter chamber into a first inner water passing cavity and a first outer water passing cavity; the raw water inlet is connected with the first outer water passing cavity, and the first inner water passing cavity is connected with the filtered water outlet; the second filter element is positioned in the second filter chamber and divides the second filter chamber into a second inner water passing chamber and a second outer water passing chamber, a waste water flow channel connected with a waste water outlet is arranged at the end part of the second filter element, a filtered water inlet is connected with the second outer water passing chamber, and a purified water outlet is connected with the second inner water passing chamber; an inner runner and an outer runner are arranged in the hollow pipe component. The utility model provides a water purifier includes above-mentioned compound filter element group spare, has improved lauter tub volume utilization ratio, satisfies the water purifier miniaturization, realizes multiple or two kinds of filter cores and filters many times, and the filter effect is good.
Description
Technical Field
The utility model belongs to the field of water purification equipment, and particularly relates to a composite filter element assembly and a water purifier thereof.
Background
At present, a common water purifier adopts a composite mode to combine different types of filter elements together so as to improve the water purification effect. With the development of the technology, the mainstream water purifier in the market at present mostly adopts the reverse osmosis technology, and the filter element configuration of the mainstream water purifier is that a PP cotton filter element is combined with a front-mounted activated carbon filter element, a reverse osmosis filter element and a rear-mounted activated carbon filter element. In order to save the space occupied by the filter element in the water purifier and reduce the volume of the water purifier, the existing water purifier integrates two or more filter elements to form a composite filter element. But because the particularity of reverse osmosis filter core, current water purifier only can combine the cotton filter core of PP to combine leading active carbon filter core, reverse osmosis filter core and rearmounted active carbon filter core set together in order to form trinity composite filter core, and along with the continuous increase of water purifier flux, the reverse osmosis membrane volume is also increasing gradually, and current water purifier mainly increases the reverse osmosis membrane volume through the quantity that increases reverse osmosis filter core to can't satisfy the miniaturized requirement of water purifier.
Therefore, a new technique is needed to solve the problem of the prior art that the volume of the filter element is too large.
SUMMERY OF THE UTILITY MODEL
In order to solve the problems in the prior art, the utility model provides a composite filter element assembly and a water purifier thereof, which have the effects of good filtering effect and small filter element volume.
The utility model adopts the following technical scheme:
a composite filter element assembly comprises a filter barrel main body, a first filter element and a second filter element, wherein the filter barrel main body is integrally formed and is provided with a first filter chamber, a second filter chamber, a raw water inlet, a filtered water outlet, a filtered water inlet, a purified water outlet and a wastewater outlet;
the first filter element is positioned in the first filter chamber and divides the first filter chamber into a first inner water passing cavity and a first outer water passing cavity; the raw water inlet is connected with the first outer water passing cavity, and the first inner water passing cavity is connected with the filtered water outlet;
the second filter element is positioned in the second filter chamber and divides the second filter chamber into a second inner water passing cavity and a second outer water passing cavity, a waste water flow channel is further arranged at the end part of the second filter element in the second filter chamber, the filtered water inlet is connected with the second outer water passing cavity, the waste water outlet is connected with the waste water flow channel, and the purified water outlet is connected with the second inner water passing cavity;
the device also comprises a hollow pipe assembly, wherein an in-pipe flow passage and an out-pipe flow passage are arranged in the hollow pipe assembly;
the first inner water passing cavity is connected with the filtered water outlet through the flow channel in the pipe, and the second inner water passing cavity is connected with the purified water outlet through the flow channel outside the pipe; or the inner water passing cavity is connected with the purified water outlet through the inner pipe flow channel, and the waste water outlet is connected with the waste water flow channel through the outer pipe flow channel.
As a further improvement of the technical scheme of the utility model, the hollow pipe assembly comprises an inner pipe and an outer pipe, wherein the inner pipe is inserted into the outer pipe, the inner pipe is internally provided with the inner flow passage, and the outer flow passage is arranged between the inner pipe and the outer pipe.
As a further improvement of the technical scheme of the utility model, the filter vat main body comprises an outer vat and an inner vat, the inner vat is positioned in the outer vat, the first filter chamber is arranged in the inner vat, and the second filter chamber is arranged in a cavity between the inner vat and the outer vat.
As a further improvement of the technical scheme of the utility model, the outer tube penetrates through the inner barrel; the inner pipe exceeds the outer pipe and extends into the second filtering chamber, the inner pipe runner connects the second inner water passing cavity with the purified water outlet, and the outer pipe runner connects the waste water outlet with the waste water runner.
As a further improvement of the technical scheme of the utility model, the inner pipe comprises a first pipe joint and a second pipe joint detachably connected with the first pipe joint, the second pipe joint is positioned in the outer pipe, the first pipe joint exceeds the outer pipe and extends into the second filtering chamber, the pipe wall of the first pipe joint is provided with a plurality of first through holes, and the first through holes communicate the inside of the first pipe joint with the second inner water passing cavity; and an outer pipe runner is formed between the outside of the second pipe joint and the outer pipe.
As a further improvement of the technical scheme of the utility model, the filter vat main body comprises an outer vat and an inner vat, the inner vat is positioned in the outer vat, the second filter chamber is arranged in the inner vat, and the first filter chamber is arranged in a cavity between the inner vat and the outer vat.
As a further improvement of the technical scheme of the utility model, the outer tube penetrates through the inner barrel, the inner tube extends into the first filter chamber from the outer tube, the first inner water passing cavity is connected with the filtered water outlet through the inner tube flow channel, and the second inner water passing cavity is connected with the purified water outlet through the outer tube flow channel.
As a further improvement of the technical scheme of the utility model, the pipe wall of the outer pipe is provided with a plurality of second through holes, and the second through holes are used for communicating the second inner water passing cavity with the outer pipe runner.
As a further improvement of the technical scheme of the utility model, the filter vat main body is also provided with a base, and the raw water inlet, the filtered water outlet, the filtered water inlet, the purified water outlet and the wastewater outlet are positioned on the base.
A water purifier comprising a composite filter element assembly as described above.
Compared with the prior art, the utility model has the beneficial effects that:
the water purifier comprises a water inlet, a first outer water passing cavity, a first filter element, a first hollow tube assembly, a first filter element, a second filter element, a water outlet, a water inlet, a first inner water passing cavity, a second hollow tube assembly, a water outlet, a water inlet, a water outlet, a water filter, a water outlet, a water filter, a water outlet, a water filter, a water outlet and a water filter, a water outlet, a filter and a water filter and a filter, a filter and a.
Drawings
The technology of the present invention is described in further detail below with reference to the accompanying drawings and the detailed description:
FIG. 1 is a schematic view of the overall structure of the present invention;
FIG. 2 is a schematic view of the first filter cartridge according to the first embodiment;
FIG. 3 is a schematic view of the second filter cartridge of the first embodiment;
FIG. 4 is a schematic view of a base structure of a lauter tub according to the first embodiment;
FIG. 5 is a schematic view of the first filter element of the second embodiment;
FIG. 6 is a schematic view showing the structure of the second filter cartridge according to the second embodiment;
fig. 7 is a schematic structural view of a base of a lauter tub according to a second embodiment.
Reference numerals:
1-a filter vat body; 11-a first filtration chamber; 111-a first inner water passing cavity; 112-a first outer water passing cavity; 12-a second filtration chamber; 121-a second inner water passing cavity; 122-second outer water passing cavity; 123-a wastewater runner; 13-raw water inlet; 14-filtered water outlet; 15-filtered water inlet; 16-a purified water outlet; 17-a waste water outlet; 18-an outer tub; 19-inner barrel; 110-a base;
2-a first filter element;
3-a second filter element;
4-a hollow tube assembly; 41-flow channel in the pipe; 42-an external flow channel; 43-inner tube; 431-a first pipe section; 432 — a first via; 433-a second pipe section; 44-an outer tube; 441-second via.
Detailed Description
The conception, the specific structure and the technical effects of the present invention will be clearly and completely described in conjunction with the embodiments and the accompanying drawings to fully understand the objects, the schemes and the effects of the present invention. It should be noted that the embodiments and features of the embodiments in the present application may be combined with each other without conflict. The same reference numbers will be used throughout the drawings to refer to the same or like parts.
It should be noted that, unless otherwise specified, when a feature is referred to as being "fixed" or "connected" to another feature, it may be directly fixed or connected to the other feature or indirectly fixed or connected to the other feature. Further, the description of the upper, lower, left, right, etc. used in the present invention is only with respect to the positional relationship of the respective components of the present invention with respect to each other in the drawings.
Referring to fig. 1 to 7, a composite filter element assembly comprises a filter barrel main body, a first filter element 2 and a second filter element 3, wherein the filter barrel main body is integrally formed, leakage risks caused by barrel body separation are avoided, installation is facilitated, and the types of the first filter element 2 and the second filter element 2 can be selected according to actual use conditions. The filter barrel main body is provided with a first filter chamber 11, a second filter chamber 12, a raw water inlet 13, a filtered water outlet 14, a filtered water inlet 15, a purified water outlet 16 and a waste water outlet 17.
The first filter element 2 is positioned in the first filter chamber 11 and divides the first filter chamber 11 into a first inner water passing cavity 111 and a first outer water passing cavity 112, the first filter element 2 can be annular, the annular first filter element 2 divides the first filter barrel into two sealed spaces of the first outer water passing cavity 112 and the first inner water passing cavity 111, and raw water enters the first filter barrel from the raw water inlet 13; the raw water import 13 is connected first outer chamber 112 of crossing water, first interior chamber 111 of crossing water with cross the water outlet 14 and connect, when raw water import 13 and first outer chamber 112 of crossing water communicate, the raw water gets into first outer chamber 112 of crossing water by raw water import 13 and gets into first filter core 2 after-filtration, and the raw water gets into first interior chamber 111 of crossing water and forms the drainage and flow to crossing water outlet 14 after first filter core 2 filters.
The filtered water flows into the second filtering chamber 12 from the filtered water inlet 15, and the filtered water can be used by users, and the first filtering element 2 has a simple structure and is convenient to disassemble and assemble.
The second filter element 3 is located the second filter chamber 12 and will the second filter chamber 12 is separated for the second in the water cavity 121, the outer water cavity 122 of crossing of second, the second filter element 3 can be the ring form, the second filter chamber 12 is still the tip of second filter element 3 is equipped with waste water runner 123, cross water inlet 15 and connect the outer water cavity 122 of crossing of second, waste water outlet 17 connects waste water runner 123, water cavity 121 is crossed in the second is connected to water purification export 16. The annular second filter element 3 divides the second filter barrel into two sealed spaces, namely a second outer water passing cavity 122 and a second inner water passing cavity 121, filtered water enters the second filter barrel through the filtered water inlet 15, when the filtered water inlet 15 is communicated with the second outer water passing cavity 122, the filtered water enters the second outer water passing cavity 122 through the filtered water inlet 15 and then passes through the second filter element 3 to realize filtering, and the filtered water enters the second inner water passing cavity 121 after being filtered by the second filter element 3 to form purified water and flows to the purified water outlet 16. The raw water filters twice through first filter core 2 and second filter core 3, and the airtight space of filtration that the filter core both ends formed, simple structure, the volume of cyclic annular filter core is less relatively to satisfy the miniaturized requirement of water purifier, the filter effect is good simultaneously, first filter core 2 can select with the filter core of the same race or different kind with second filter core 3, the running water filters twice through the filter core of the same race or the filtration through the filter core of two kinds of different kinds respectively, the filter effect is better.
The device also comprises a hollow pipe assembly 4, wherein an inner flow passage 41 and an outer flow passage 42 are arranged in the hollow pipe assembly 4. Wherein the inner pipe flow passage 41 connects the first inner water passing chamber 111 with the filtered water outlet 14, and the outer pipe flow passage 42 connects the second inner water passing chamber 121 with the purified water outlet 16; or intraductal runner 41 will in the second cross water cavity 121 with water purification export 16 connects, outer runner 42 will waste water export 17 with waste water runner 123 connects, utilizes a hollow tube subassembly 4 to form two inside and outside runners, need not set up two hollow tube subassemblies 4 and form two runners, has saved the shared space of formation runner in the lauter tub main part 1, can set up more bulky filter core relatively or to the lauter tub that the same filter core can the adaptation is more small-volume, has improved the space utilization in the lauter tub to satisfy the miniaturized requirement of water purifier, and simple structure.
Specifically, the hollow tube assembly 4 includes an inner tube 43 and an outer tube 44, the inner tube 43 is inserted into the outer tube 44 and is coaxial with the outer tube 44, the inner tube 43 is provided with the inner tube flow passage 41, the outer tube flow passage 42 is provided between the inner tube 43 and the outer tube 44, and a gap is provided between the inner tube 43 and the outer tube 44, and the gap forms the outer tube flow passage 42. Two hollow tube suits form two runners, and simple structure and the shared volume that forms the runner are littleer for whole composite filter element's subassembly can the adaptation, the lauter tub of littleer volume, thereby satisfy the miniaturized requirement of water purifier.
Specifically, still be equipped with base 110 on the lauter tub main part 1, raw water inlet 13, cross water outlet 14, cross water inlet 15, water purification export 16 with waste water outlet 17 is located on the base 110, each mouth of a river concentrates on setting up on base 110, is convenient for the intercommunication between each water route runner, avoids the dispersion to set up simultaneously and makes the structure unsightly.
In the first embodiment, the filter cartridge body includes an outer cartridge 18 and an inner cartridge 19, the inner cartridge 19 is located in the outer cartridge 18, the side wall of the outer cartridge 18 is an integrally formed structure, the first filter chamber 11 is located in the inner cartridge 19, the second filter chamber 12 is located between the inner cartridge 19 and the outer cartridge 18, the inner cartridge 19 is located in the second filter chamber 12, the inner cartridge 19 and the second filter element 3 are respectively located at two ends of the outer cartridge 18, the first filter element 2 and the second filter element 3 are coaxially disposed, and the first inner water passing chamber 111 and the second inner water passing chamber 121 are both located at the axial center thereof. The first filter element 2 can comprise PP cotton and active carbon, the second filter element 3 can be preferably a reverse osmosis filter element, the second filter element 3 can be an RO reverse osmosis membrane, one end of the side wall of the outer barrel 18 on the filter barrel main body 1 is connected with the base 110, the other end of the side wall is provided with a second opening, the filter element is convenient to install, one end cover seals the second opening, and the end cover is fixedly connected with the side wall of the outer barrel 18 in a welding or threaded connection mode. Inner barrel 19 installs the one end that is close to integrated valve seat in outer barrel 18, the port of the water route runner in the interior barrel 19 of being convenient for is connected with the adapter on the base 110, have the clearance that crosses water cavity 122 intercommunication outside with the second between the lateral wall of outer barrel 18 and interior barrel 19, this clearance forms the drainage water inlet flow channel and with filter the book import intercommunication, the structure that forms the runner between two barrel walls sets up the independent setting of having avoided the runner, the formation that has reduced the runner occupies to available volume, make the whole volume of compound filter element group spare reduce, thereby satisfy the miniaturized requirement of water purifier. The second filter element 3 is arranged at one end of the outer barrel 18 far away from the inner barrel 19 and the base 110, and the first filter element 2 and the second filter element 3 are coaxially arranged. The inner barrel 19 is provided with a first opening at one end far away from the base 110, the first opening is provided with a first connecting piece for sealing the first opening, the first connecting piece can be fixedly connected with the second filter barrel in a welding or threaded connection mode and seal the first opening, a second mounting seat is arranged between the first connecting piece and the end cover, and the second mounting seat is used for mounting the second filter element 3 and enabling two sealing spaces of a second outer water passing cavity 122 and a second inner water passing cavity 121 to be formed in the outer barrel 18. The first connecting piece forms a first mounting seat at one end close to the first filter element 2, and the first mounting seat is used for mounting the first filter element 2 and enabling two sealed spaces of a first outer water passing cavity 112 and a first inner water passing cavity 111 to be formed in the first filter barrel. The outer tube 44 penetrates the inner tub 19, the inner tube 43 extends into the second filtering chamber 12 beyond the outer tube 44, the inner tube flow channel 41 connects the second inner water passing cavity 121 with the purified water outlet 16, and the outer tube flow channel 42 connects the waste water outlet 17 with the waste water flow channel 123. The inner pipe 43 comprises a first pipe joint 431 and a second pipe joint 433 detachably connected with the first pipe joint 431, the second pipe joint 433 is positioned in the outer pipe 44, the first pipe joint 431 exceeds the outer pipe 44 and extends into the second filtering chamber 12, a plurality of first through holes 432 are arranged on the pipe wall of the first pipe joint 431, and the first through holes 432 communicate the inside of the first pipe joint 431 with the second inner water passing cavity 121; the outer tube flow passage 42 is formed between the outside of the second tube segment 433 and the outer tube 44. The outer pipe flow passage 42 forms a waste water flow passage 123, the second filter element 3 is provided with a waste water outlet end, one end of the outer pipe 44 is communicated with the waste water outlet end, the other end is communicated with the waste water outlet, the cavity between the outer pipe 44 and the first filter element 2 is a first inner water passing cavity 111, the inner pipe flow passage 41 forms a water purifying flow passage and is communicated with the purified water outlet 16, the first outer water passing cavity 112 is communicated with the raw water inlet 13, the first inner water passing cavity 111 is communicated with the filtered water outlet 14, the raw water enters the first filter chamber 11 in the inner barrel 19 from the raw water inlet 13 for filtering, namely, the raw water enters the first outer water passing cavity 112 in the first filter chamber 11 from the raw water inlet 13 and is filtered by the first filter element 2 to form filtered water flow to the filtered water outlet 14, the filtered water can enter the second outer water passing cavity 122 in the second filter chamber 12 from the filtered water inlet 15, the filtered water in the second outer water passing cavity 122 is filtered by the second filter element 3 to enter the second inner water passing cavity 121 to form purified water and is discharged from the purified water outlet 16 And wastewater at the wastewater outlet end flows into the external pipe flow passage 42 and is discharged from the wastewater outlet 17.
In the second embodiment, the main body of the filter vat comprises an outer vat 18 and an inner vat 19, the inner vat 19 is positioned in the outer vat 18, the second filter chamber 12 is arranged in the inner vat 19, and the first filter chamber 11 is arranged in a cavity between the inner vat 19 and the outer vat 18. The first filter element 2 can comprise PP cotton and active carbon, the second filter element 3 can be preferably a reverse osmosis filter element, the second filter element 3 can be an RO reverse osmosis membrane, one end of the side wall of the outer barrel 18 on the filter barrel main body is connected with the base 110, the other end of the side wall is provided with a second opening, the filter element is convenient to install, one end cover seals the second opening, and the end cover is fixedly connected with the side wall of the outer barrel 18 in a welding or threaded connection mode. The one end that is close to base 110 in outer bucket 18 is installed to interior bucket 19, and the port of the water route runner in the interior bucket 19 of being convenient for is connected with the mouth of a river on the base, has the clearance with first outer water cavity 112 intercommunication of crossing between the lateral wall of outer bucket 18 and interior bucket 19, and this clearance forms the raw water runner, has avoided the independent setting of runner, has reduced the formation of runner and to the occuping of available volume for the whole volume of filter element group spare reduces, thereby satisfies the miniaturized requirement of water purifier. The first filter element 2 is arranged at one end of the outer barrel 18 far away from the inner barrel 19 and the base 110, and the first filter element 2 and the second filter element 3 are coaxially arranged. The end of the inner barrel 19 far away from the base 110 is provided with a first opening, the first opening is provided with a first connecting piece for sealing the first opening, the first connecting piece can be fixedly connected with the inner barrel 19 through welding or threaded connection and seal the first opening, the first connecting piece forms a second mounting seat at the end close to the second filter element 3, and the second mounting seat is used for mounting the second filter element 3 and enabling two sealed spaces of a second outer water passing cavity 122 and a second inner water passing cavity 121 to be formed in the inner barrel 19. The first connecting piece and the end cover form a first mounting seat at one end close to the first filter element 2, and the first mounting seat is used for mounting the first filter element 2 and enabling two sealed spaces of a first outer water passing cavity 112 and a first inner water passing cavity 111 to be formed in the outer barrel 18. The outer pipe flow passage 42 forms a purified water flow passage, the inner pipe flow passage 41 forms a filtered water outlet flow passage, the outer pipe 44 penetrates the inner tub 19, the inner pipe 43 extends from the outer pipe 44 to the first filtering chamber 11, the inner pipe flow passage 41 connects the first inner water passing chamber 111 with the filtered water outlet 14, and the outer pipe flow passage 42 connects the second inner water passing chamber 121 with the purified water outlet 16. A plurality of second through holes 441 are formed in the wall of the outer tube 44, and the second through holes 441 communicate the second inner water passing cavity 121 with the outer tube runner 42. Raw water enters a first outer water passing cavity 112 in the first filter chamber 11 from a raw water inlet 13, the raw water is filtered by the first filter element 2 and enters a first inner water passing cavity 111 to form filtered water, the filtered water flows to a filtered water outlet 14 through the pipe inner flow channel 41, the filtered water can enter a second outer water passing cavity 122 in the second filter chamber 12 from a filtered water inlet 15, the filtered water in the second outer water passing cavity 122 enters a second inner water passing cavity 121 through the filtering of the second filter element 3 to form purified water and is discharged from a purified water outlet 16, a waste water outlet end is arranged on the second filter element 3, one end of the waste water flow channel 123 is communicated with the waste water outlet end, the other end of the waste water flow channel is communicated with the waste water outlet end, and waste water formed by filtering through the second filter element 3 enters the waste water flow channel 123 from the waste water outlet end and flows out from the waste water outlet 17, so that the water purifying process can be completed.
The utility model provides a water purifier includes as above-mentioned compound filter element group spare, simple structure, small and space utilization is high, can satisfy the miniaturized requirement of water purifier, can realize the filterable compound filtration many times of multiple filter core or the same kind of filter core, the filter effect is good.
Other contents of the composite filter element assembly and the water purifier thereof are referred to in the prior art and are not described in detail herein.
The above description is only a preferred embodiment of the present invention, and is not intended to limit the present invention in any way, so that any modification, equivalent change and modification made to the above embodiment according to the technical spirit of the present invention are within the scope of the technical solution of the present invention.
Claims (10)
1. A composite filter element assembly, comprising: the filter comprises a filter barrel main body, a first filter element and a second filter element, wherein the filter barrel main body is integrally formed and is provided with a first filter chamber, a second filter chamber, a raw water inlet, a filtered water outlet, a filtered water inlet, a purified water outlet and a wastewater outlet;
the first filter element is positioned in the first filter chamber and divides the first filter chamber into a first inner water passing cavity and a first outer water passing cavity; the raw water inlet is connected with the first outer water passing cavity, and the first inner water passing cavity is connected with the filtered water outlet;
the second filter element is positioned in the second filter chamber and divides the second filter chamber into a second inner water passing cavity and a second outer water passing cavity, a waste water flow channel is further arranged at the end part of the second filter element in the second filter chamber, the filtered water inlet is connected with the second outer water passing cavity, the waste water outlet is connected with the waste water flow channel, and the purified water outlet is connected with the second inner water passing cavity;
the device also comprises a hollow pipe assembly, wherein an in-pipe flow passage and an out-pipe flow passage are arranged in the hollow pipe assembly;
the first inner water passing cavity is connected with the filtered water outlet through the flow channel in the pipe, and the second inner water passing cavity is connected with the purified water outlet through the flow channel outside the pipe; or the inner water passing cavity is connected with the purified water outlet through the inner pipe flow channel, and the waste water outlet is connected with the waste water flow channel through the outer pipe flow channel.
2. The composite filter element assembly of claim 1, wherein: the hollow pipe assembly comprises an inner pipe and an outer pipe, the inner pipe is inserted into the outer pipe, the inner pipe is internally provided with the inner runner, and the outer runner is arranged between the inner pipe and the outer pipe.
3. The composite filter element assembly of claim 2, wherein: the filter barrel main body comprises an outer barrel and an inner barrel, the inner barrel is positioned in the outer barrel, the first filter chamber is arranged in the inner barrel, and the cavity between the inner barrel and the outer barrel is the second filter chamber.
4. The composite filter element assembly of claim 3, wherein: the outer tube penetrates through the inner barrel; the inner pipe exceeds the outer pipe and extends into the second filtering chamber, the inner pipe runner connects the second inner water passing cavity with the purified water outlet, and the outer pipe runner connects the waste water outlet with the waste water runner.
5. The composite filter element assembly of claim 4, wherein: the inner pipe comprises a first pipe joint and a second pipe joint detachably connected with the first pipe joint, the second pipe joint is positioned in the outer pipe, the first pipe joint exceeds the outer pipe and extends into the second filtering chamber, a plurality of first through holes are formed in the pipe wall of the first pipe joint, and the first through holes communicate the inside of the first pipe joint with the second inner water passing cavity; and an outer pipe runner is formed between the outside of the second pipe joint and the outer pipe.
6. The composite filter element assembly of claim 2, wherein: the filter barrel main body comprises an outer barrel and an inner barrel, the inner barrel is positioned in the outer barrel, the second filter chamber is arranged in the inner barrel, and a cavity between the inner barrel and the outer barrel is the first filter chamber.
7. The composite filter element assembly of claim 6, wherein: the outer pipe penetrates through the inner barrel, the inner pipe extends into the first filtering chamber from the outer pipe, the first inner water passing cavity is connected with the filtered water outlet through the inner pipe flow channel, and the second inner water passing cavity is connected with the purified water outlet through the outer pipe flow channel.
8. The composite filter element assembly of claim 7, wherein: and a plurality of second through holes are formed in the pipe wall of the outer pipe, and the second inner water passing cavity is communicated with the outer pipe flow channel through the second through holes.
9. The composite filter element assembly according to any one of claims 1-8, wherein: the filter barrel is characterized in that a base is further arranged on the filter barrel body, and the raw water inlet, the filtered water outlet, the filtered water inlet, the purified water outlet and the wastewater outlet are located on the base.
10. A water purifier is characterized in that: comprising the composite filter element assembly of any of claims 1-9.
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| CN202122408567.0U CN216662643U (en) | 2021-09-30 | 2021-09-30 | Composite filter element assembly and water purifier thereof |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115381282A (en) * | 2022-08-01 | 2022-11-25 | 广东纯米电器科技有限公司 | Water purifying equipment |
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2021
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115381282A (en) * | 2022-08-01 | 2022-11-25 | 广东纯米电器科技有限公司 | Water purifying equipment |
| CN115381282B (en) * | 2022-08-01 | 2024-01-19 | 广东纯米电器科技有限公司 | Water purifying equipment |
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