CN209143863U - Filter core structure and water treatment system - Google Patents
Filter core structure and water treatment system Download PDFInfo
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- CN209143863U CN209143863U CN201821417095.7U CN201821417095U CN209143863U CN 209143863 U CN209143863 U CN 209143863U CN 201821417095 U CN201821417095 U CN 201821417095U CN 209143863 U CN209143863 U CN 209143863U
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims abstract description 399
- 238000001914 filtration Methods 0.000 claims abstract description 70
- 238000000926 separation method Methods 0.000 claims abstract description 10
- 238000000638 solvent extraction Methods 0.000 claims abstract description 3
- 239000008213 purified water Substances 0.000 claims description 57
- 239000012528 membrane Substances 0.000 claims description 32
- 239000002699 waste material Substances 0.000 claims description 23
- 238000003860 storage Methods 0.000 claims description 21
- 238000000108 ultra-filtration Methods 0.000 claims description 17
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims description 14
- 229910052799 carbon Inorganic materials 0.000 claims description 12
- 238000004519 manufacturing process Methods 0.000 claims description 10
- 238000005192 partition Methods 0.000 claims description 8
- 238000004891 communication Methods 0.000 claims description 7
- 238000001223 reverse osmosis Methods 0.000 claims description 7
- 238000011144 upstream manufacturing Methods 0.000 claims description 6
- 239000003381 stabilizer Substances 0.000 claims 1
- 238000011010 flushing procedure Methods 0.000 description 33
- 238000000746 purification Methods 0.000 description 15
- 239000008237 rinsing water Substances 0.000 description 13
- 239000002351 wastewater Substances 0.000 description 11
- 230000002035 prolonged effect Effects 0.000 description 9
- 238000005406 washing Methods 0.000 description 8
- 230000000694 effects Effects 0.000 description 6
- 238000002360 preparation method Methods 0.000 description 5
- 230000000087 stabilizing effect Effects 0.000 description 4
- 238000004140 cleaning Methods 0.000 description 3
- 238000010586 diagram Methods 0.000 description 3
- 239000003344 environmental pollutant Substances 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 231100000719 pollutant Toxicity 0.000 description 3
- 238000007789 sealing Methods 0.000 description 3
- 244000261422 Lysimachia clethroides Species 0.000 description 2
- 239000000853 adhesive Substances 0.000 description 2
- 230000001070 adhesive effect Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 238000012423 maintenance Methods 0.000 description 2
- 238000003466 welding Methods 0.000 description 2
- 241000894006 Bacteria Species 0.000 description 1
- 241000700605 Viruses Species 0.000 description 1
- 239000000084 colloidal system Substances 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 239000012510 hollow fiber Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Landscapes
- Water Treatment By Sorption (AREA)
- Separation Using Semi-Permeable Membranes (AREA)
Abstract
The utility model discloses a filter core structure and water treatment system, this filter core structure include the shell, the shell includes that one end seals other end open-ended filter flask and sets up the end structure of the open end of filter flask, the inside separation structure that is provided with of shell, the separation structure will the shell internal partitioning becomes first cavity, second cavity and third cavity, all is provided with filtration in every cavity the footpath of filter flask upwards, the third cavity is located the middle part of filter flask, first cavity with the second cavity is located the radial outside of third cavity. In this filter core structure, when first cavity is as the system water chamber, the second cavity can regard as and wash the chamber, and system water chamber and wash the chamber and can exchange, and simple structure is reasonable, easily washs.
Description
Technical Field
The utility model relates to a water treatment technical field, especially a filter core structure and water treatment system.
Background
The ultrafiltration membrane technology is a green and efficient water purification treatment technology, and the ultrafiltration membrane filter core has a good interception effect on pollutants such as silt, bacteria, viruses, colloids and organic matters. The ultrafiltration membrane filter element widely applied to the market is an external pressure type hollow fiber ultrafiltration membrane component, a single-inlet single-outlet dead-end filtration mode is mostly adopted, water enters from one end, and purified water is produced after the water is filtered by an ultrafiltration membrane. Because water pressure distributes unevenly in the subassembly, the farther away from the water inlet, water pressure is lower, and water velocity and flow are less, and the flow state is worse, and the pollutant very easily adheres to on membrane silk surface, and the membrane pollutes more seriously, leads to the life-span shorter, and the subassembly change frequency is very high, does not wash the pipeline moreover, needs unpack the filter core apart to carry out the manual work and wash, and the washing degree of difficulty is very big, leads to after sale cost waste.
SUMMERY OF THE UTILITY MODEL
In view of this, an object of the present invention is to provide a filter element structure and a water treatment system, so as to solve the problems of short service life and high replacement frequency of the existing filter element.
In order to achieve the above object, on the one hand, the utility model adopts the following technical scheme:
the utility model provides a filter element structure, includes the shell, the shell includes that one end seals other end open-ended filter flask and sets up the tip structure of the open end of filter flask, the inside separation structure that is provided with of shell, separation structure will the shell internal partitioning becomes first cavity, second cavity and third cavity all are provided with filtration in every cavity the radial direction of filter flask, the third cavity is located the middle part of filter flask, first cavity with the second cavity is located the radial outside of third cavity.
Preferably, the partition structure includes a first tubular structure with two open ends, one end of the first tubular structure is connected with the end structure, the other end is connected with the closed end of the filter flask, the end structure, the inner side surface of the first tubular structure and the closed end of the filter flask enclose to form the third chamber, and the end structure, the outer side surface of the first tubular structure and the closed end of the filter flask enclose to form the first chamber and the second chamber.
Preferably, the partition structure further comprises a partition plate, the partition plate extends along the axial direction of the filter flask and is connected with the side wall of the filter flask and the outer side wall of the first cylindrical structure, so as to divide a space enclosed by the end structure, the outer side surface of the first cylindrical structure and the closed end of the filter flask into the first chamber and the second chamber which are independent of each other.
Preferably, the filter element structure is still established including the cover first tubular structure with membrane shell between the filter flask, filtration sets up in the membrane shell, the membrane shell includes both ends open-ended second tubular structure, an open end of second tubular structure with end structure links to each other, another open end with the interval has between the blind end of filter flask.
Preferably, a water passing through hole is formed in the second cylindrical structure; and/or the presence of a gas in the gas,
and a protrusion and/or groove structure is/are arranged on the inner side wall and/or the outer side wall of the second cylindrical structure.
Preferably, the projection and/or groove structure extends in a helical direction.
Preferably, an internal pressure type filtering structure is formed in the third chamber, a water inlet and a purified water outlet which are communicated with the third chamber are arranged on the shell, or,
an external pressure type filtering structure is formed in the third chamber, and a water inlet, a purified water outlet and a concentrated water outlet which are communicated with the third chamber are formed in the shell.
Preferably, the third chamber is an internal pressure type filtering structure, the filter element structure comprises a water inlet pipe, the water inlet pipe is communicated with the water inlet, a partial structure of the water inlet pipe is inserted into the third chamber, the water inlet pipe is provided with a plurality of water outlet holes, the plurality of water outlet holes are distributed along the axial direction and/or the radial direction of the water inlet pipe, or,
constitute external pressure type filtration in the third chamber, filter core structure includes adapter and outlet pipe, filtration in the third chamber passes through the adapter with end structure connects, the outlet pipe with the export intercommunication of purified water.
Preferably, the end structure is provided with a first water port and a second water port which are communicated with the first chamber, one of the first water port and the second water port is communicated with the space on the upstream side of the filtering structure in the first chamber, and the other of the first water port and the second water port is communicated with the space on the downstream side of the filtering structure in the first chamber; and/or the presence of a gas in the gas,
the end structure is provided with a third water port and a fourth water port which are communicated with the second chamber, one of the third water port and the fourth water port is communicated with the space on the upstream side of the filtering structure in the second chamber, and the other of the third water port and the fourth water port is communicated with the space on the downstream side of the filtering structure in the second chamber; and/or the presence of a gas in the gas,
an internal pressure type filtering structure is formed in the third chamber, and the water inlet and the purified water outlet are arranged on the end structure; and/or the presence of a gas in the gas,
an external pressure type filtering structure is formed in the third chamber, and the water inlet, the purified water outlet and the concentrated water outlet are arranged on the end structure.
Preferably, the filter element arrangement disposed within the first chamber comprises an ultrafiltration arrangement; and/or the presence of a gas in the gas,
the filter element structure arranged in the second chamber comprises an ultrafiltration structure; and/or the presence of a gas in the gas,
the filter element structure arranged in the third chamber comprises a carbon filter element or a reverse osmosis filter element.
On the other hand, the utility model discloses a following technical scheme:
a water treatment system comprises a first filtering device, wherein the first filtering device is the filter element structure, the water treatment system can form a water making flow path and a flushing flow path, and the water treatment system further comprises a switching device, wherein the switching device is configured to be capable of switching the first chamber and the second chamber into the water making flow path and the flushing flow path and switching the third chamber into the water making flow path.
Preferably, the switching means is configured to connect the third chamber to a downstream side of the first or second chamber on the water production flow path.
Preferably, constitute external pressure type filtration in the third chamber, water processing system includes water inlet branch road, first useless branch road of wasting discharge, second useless branch road of wasting discharge, first purification water branch road and connecting branch road, purify the water export with first purification water branch road intercommunication, the water inlet with connecting branch road's first port intercommunication, dense water export with useless branch road intercommunication is wasted to the second, auto-change over device includes first switching unit and second switching unit, first switching unit be used for with water inlet branch road with first useless branch road of wasting discharge switches the intercommunication between first mouth of a river and the third mouth of a river, second switching unit structure is so that the second mouth of a river with connecting branch road's second port intercommunication.
Preferably, the second switching unit is further configured to enable the second nozzle to communicate with the fourth nozzle; or,
the second switching unit is further configured to be able to switch communication between the second water port and the fourth water port between the second port of the connecting branch and the second waste branch.
Preferably, the water treatment apparatus further comprises a wash water branch, and the second switching unit is further configured to be able to switch communication between the second water port and the fourth water port between the second port of the connection branch and the wash water branch.
Preferably, the water treatment system further comprises a water storage device, and the flushing water branch is communicated with the water storage device.
Preferably, a voltage stabilizing device is arranged on the connecting branch; and/or the presence of a gas in the gas,
and a second filtering device is arranged on the connecting branch.
The utility model provides a filter core structure and water treatment system, in this filter core structure, when first cavity is as the system water cavity, the second cavity can regard as washing the chamber, and system water cavity and washing the chamber and can exchanging, and simple structure is reasonable, easily wash, no longer need dismantle first filter equipment and carry out the manual work and wash, the abluent degree of difficulty has been reduced, subsequent maintenance cost has been practiced thrift, the life of first filter equipment has been prolonged simultaneously, thereby the life of this water treatment system has been prolonged, promote user's use and experience.
Drawings
The above and other objects, features and advantages of the present invention will become more apparent from the following description of the embodiments of the present invention with reference to the accompanying drawings, in which:
fig. 1 is a schematic structural diagram of a water treatment system provided by a first embodiment of the present invention;
fig. 2 is a schematic structural diagram of a water treatment system provided by a second embodiment of the present invention;
fig. 3 is a schematic structural diagram of a water treatment system provided by a third embodiment of the present invention;
FIG. 4 shows a partial view of the application of FIG. 3;
fig. 5 shows a longitudinal cross-sectional view of a filter cartridge arrangement provided by the present invention;
fig. 6 shows a cross-sectional view of a filter cartridge arrangement provided by the present invention.
In the figure, the position of the upper end of the main shaft,
1. a first waste branch; 2. a second waste branch; 21. a wastewater ratio electromagnetic valve; 3. a rinsing water branch; 4. a user water taking branch; 41. a gooseneck faucet; 5. a water storage branch; 51. a water storage device; 6. a first purified water branch; 61. a check valve; 7. a second purified water branch; 71. a third filtering device; 8. a water inlet branch; 9. connecting the branch circuits; 91. a pressure stabilizing pump; 92. a second filtering device;
10. a first filtering device; 10-1, a first chamber; 10-2, a second chamber; 10-3, a shell; 10-31, a separation structure; 10-311, a first cylindrical structure; 10-312, a partition plate; 10-32, filter flask; 10-33, end structures; 10-331, a first nozzle; 10-332 and a second nozzle; 10-333 and a third water gap; 10-334, fourth nozzle; 10-335, a water inlet; 10-336 and a purified water outlet; 10-337, a concentrated water outlet; 10-4, a filtering structure; 10-5, membrane shell; 10-51, a second cylindrical structure; 10-511 of water through hole; 10-52, ultrafiltration membrane filaments; 10-53, sealing head; 10-6, a third chamber; 10-71, a water outlet pipe; 10-72, an adapter;
20. a switching device; 20-1, a first switching unit; 20-2 and a second switching unit.
Detailed Description
The present invention will be described below based on examples, but the present invention is not limited to only these examples. Well-known methods, procedures, and components have not been described in detail so as not to obscure the present invention.
Further, those of ordinary skill in the art will appreciate that the drawings provided herein are for illustrative purposes and are not necessarily drawn to scale.
Unless the context clearly requires otherwise, throughout the description and the claims, the words "comprise", "comprising", and the like are to be construed in an inclusive sense as opposed to an exclusive or exhaustive sense; that is, what is meant is "including, but not limited to".
In the description of the present invention, it is to be understood that the terms "first," "second," and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
The application provides a filter element structure and a water treatment system using the same, and referring to fig. 1, the water treatment system is applied to a water purifier, for example, and comprises a first filtering device 10, the first filtering device 10 comprises a first chamber 10-1, a second chamber 10-2 and a third chamber 10-6 which are independent from each other, a filtering structure 10-4 is arranged in each chamber, the water treatment system can form a water making flow path and a flushing flow path, the water treatment system further comprises a switching device 20, and the switching device 20 is configured to switch the first chamber 10-1 and the second chamber 10-2 into the water making flow path and the flushing flow path, and switch the third chamber 10-6 into the water making flow path. The switching device 20 is used for switching the first cavity 10-1 and the second cavity 10-2 into the water making flow path and the flushing flow path, so that the first cavity 10-1 and the second cavity 10-2 can be flushed, the structure is simple and reasonable, the cleaning is easy, the first filtering device 10 does not need to be disassembled for manual flushing, the cleaning difficulty is reduced, the subsequent maintenance cost is saved, the service life of the first filtering device 10 is prolonged, the service life of the water treatment system is prolonged, the use experience of a user is improved, meanwhile, the first filtering device 10 is also provided with the third cavity 10-6, the filtering effect of the first filtering device 10 is further improved, the water purifying effect of the first filtering device 10 is improved, and the water quality of the user is improved.
Referring to fig. 5 and 6, the filter cartridge structure proposed in the present application constitutes the first filtering device 10, and in a preferred embodiment, the filter cartridge structure comprises a housing 10-3, a separating structure 10-31 is arranged inside the housing 10-3, the separating structure 10-31 separates the interior of the housing 10-3 into the first chamber 10-1, the second chamber 10-2 and the third chamber 10-6, a filtering structure 10-4 is arranged in each chamber, the housing 10-3 comprises a filter flask 10-32 with one end closed and the other end open, and an end structure 10-33 arranged at the open end of the filter flask 10-32, the end structure 10-33 is provided with a first water gap 10-331, a second water gap 10-332, a third water gap 10-333, a third water gap 10-3, The fourth water gap 10-334, the water inlet 10-335 and the purified water outlet 10-336 make the overall structure of the first filtering device 10 more compact, the structural layout is reasonable, and the assembly is convenient, the separating structure 10-31 includes a first cylindrical structure 10-311 with two open ends, for example, the first cylindrical structure 10-311 is a cylindrical structure, a square cylindrical structure or a polygonal cylindrical structure, etc., one end of the first cylindrical structure 10-311 is connected to the end structure 10-33, the other end is connected to the closed end of the filter flask 10-32, the end structure 10-33, the inner side surface of the first cylindrical structure 10-311 and the closed end of the filter flask 10-32 enclose to form the third chamber 10-6, and the end structure 10-33, the outer side surface of the first cylindrical structure 10-311, The closed ends of the filter flasks 10-32 are enclosed to form the first chamber 10-1 and the second chamber 10-2, the separation structure 10-31 further comprises a separation plate 10-312, the separation plate 10-312 extends along the axial direction of the filter flasks 10-32 and is connected with the side wall of the filter flasks 10-32 and the outer side wall of the first cylindrical structure 10-311, so as to divide the space enclosed by the end structures 10-33, the outer side surface of the first cylindrical structure 10-311 and the closed ends of the filter flasks 10-32 into the first chamber 10-1 and the second chamber 10-2 which are independent of each other, so as to ensure the first chamber 10-1, the second chamber 10-2 and the third chamber 10-6 to be independent of each other.
Preferably, referring to fig. 5 and 6, the filter element structure further comprises a membrane shell 10-5 sleeved between the first cylindrical structure 10-311 and the filter flask 10-32, a part of the membrane shell 10-5 is located in the first chamber 10-1, a part of the membrane shell is located in the second chamber 10-2, and the filter structures 10-4 in the first chamber 10-1 and the second chamber 10-2 are located in the membrane shell 10-5, preferably, the filter structure 10-4 is an ultrafiltration structure and comprises ultrafiltration membrane filaments 10-52, one end of the ultrafiltration membrane filaments 10-52 forms a head 10-53 by pouring or other fixing methods, the first cylindrical structure 10-311 penetrates the head 10-53 to divide the membrane shell 10-5 and the filter structure 10-4 into two parts, one part of which is located in the first chamber 10-1, the other part is positioned in the second chamber 10-2 to realize a filtering system in which the first chamber 10-1 and the second chamber 10-2 are independent from each other, the membrane shell 10-5 comprises a second cylindrical structure 10-51 with two open ends, the second cylindrical structure 10-51 is, for example, a cylindrical structure, a square cylindrical structure, a polygonal cylindrical structure, or the like, one open end of the second cylindrical structure 10-51 is connected with the end structure 10-33, the other open end is spaced from the closed end of the filter flask 10-32 to ensure the flow of water inside and outside the second cylindrical structure 10-51, more preferably, a water through hole 10-511 is provided on the second cylindrical structure 10-51 to better ensure the flow of water inside and outside the second cylindrical structure 10-51, and a protrusion and/or a groove knot is provided on the inner side wall and/or the outer side wall of the second cylindrical structure 10-51 The protrusion and/or groove structures extend along the spiral line direction, so that the disturbance state of water flow in the second cylindrical structure 10-51 can be increased, the intensity of water flow washing the ultrafiltration membrane wire 10-52 is improved, the cleaning effect is improved, and the pollution degree of the ultrafiltration membrane wire 10-52 is reduced.
An internal pressure type filtering structure can be formed in the third chamber 10-6, a water inlet 10-335 and a purified water outlet 10-336 which are communicated with the third chamber 10-6 are arranged on the shell 10-3, the filtering core structure comprises a water inlet pipe, the water inlet pipe comprises a connecting pipe communicated with the water inlet 10-335 on the end structure 10-33, the connecting mode of the connecting pipe and the end structure 10-33 comprises a buckling connection, a threaded connection, a sealing ring connection, an adhesive connection or a welding connection and the like, the water inlet pipe also comprises a central pipe inserted into the third chamber 10-6, a plurality of water outlet holes are arranged on the central pipe, and the plurality of water outlet holes are distributed along the axial direction and/or the radial direction of the central pipe so as to ensure that water flows better in the third chamber 10-6 and complete further purification treatment, preferably, the filter structure 10-4 in the third chamber 10-6 comprises a carbon filter element 10-61, for example activated carbon or carbon rods, which is located in the radial center of the carbon filter element, and which is divided into two parts, one part being located close to the first chamber 10-1 and the other part being located in the second chamber 10-2, so as to ensure a better purification of the water entering the third chamber 10-6 and a smooth flow of water between the center tube and the carbon filter element, since only one purified water outlet 10-336 is provided in the third chamber 10-6, said purified water outlet 10-336 is located either close to the first chamber 10-1 or close to the second chamber 10-2, and in order to ensure a better water outlet, a certain amount of carbon filter element remains between the end of the carbon filter element which is axially close to the closed end of the filter flask 10-32 and the closed end of the filter flask 10-32 And the space is arranged to ensure that the purified water purified by the carbon filter element can smoothly flow out of the third chamber 10-6 from the purified water outlet 10-336.
In addition, referring to fig. 5 and 6, the third chamber 10-6 may also constitute an external pressure type filtering structure, for example, including a reverse osmosis membrane filter element, the end structure 10-33 of the housing 10-3 is provided with a water inlet 10-335 communicated with the third chamber 10-6, a purified water outlet 10-336 and a concentrated water outlet 10-337, at this time, the filter element structure includes an adapter 10-72 and a water outlet pipe 10-71, one end of the adapter 10-72 is fixedly connected with the reverse osmosis membrane filter element, the other end is fixedly connected with the end structure 10-33, the water outlet pipe 10-71 at least partially extends into the reverse osmosis membrane filter element, passes through the adapter 10-72 and is communicated with the purified water outlet 10-336, so that the structure in the third chamber 10-6 is more stable and reliable, and the normal use of the third chamber 10-6 is ensured, in addition, the adapter 10-72 is also provided with a concentrated water port which is communicated with a concentrated water outlet 10-337 on the end structure 10-33, water entering the third chamber 10-6 from the water inlet 10-335 is filtered and purified by the reverse osmosis membrane filter element to generate a part of purified water, the purified water flows out from the purified water outlet 10-336 through the water outlet pipe 10-71, and the other part of purified water flows out from the concentrated water port through the concentrated water outlet 10-337 to complete the secondary purification of the water in the third chamber 10-6. It should be noted that the connection modes of the adapters 10 to 72, the end structures 10 to 33 and the reverse osmosis membrane filter element include a snap connection, a threaded connection, a sealing ring connection, an adhesive connection or a welding connection.
Preferably, in the water treatment system of the present application, as shown in fig. 1 and 6, the switching device 20 is configured to connect the third chamber 10-6 to the downstream side of the first chamber 10-1 or the second chamber 10-2 in the water production flow path, that is, the water entering the third chamber 10-6 is the water purified by the first chamber 10-1 or the second chamber 10-2, so that the damage to the carbon filter element 10-61 in the third chamber 10-6 is reduced, and the service life of the carbon filter element 10-61 is prolonged. In summary, the first chamber 10-1 and the second chamber 10-2 are alternately switched to be connected to the flushing flow path, the first chamber 10-1 and the second chamber 10-2 are alternately cleaned, the service lives of the first chamber 10-1 and the second chamber 10-2 are prolonged, then water flow firstly passes through the first chamber 10-1 or the second chamber 10-2 for purification treatment, and then enters the third chamber 10-6 for purification treatment, and the service life of the third chamber 10-6 is prolonged, so that the overall service life of the first filtering device 10 is prolonged, and the cost is reduced.
Referring to fig. 1 and 6, the first chamber 10-1 is provided with a first nozzle 10-331 and a second nozzle 10-332, one of the first nozzle 10-331 and the second nozzle 10-332 communicates with the space on the upstream side of the filter structure 10-4 in the first chamber 10-1, and the other communicates with the space on the downstream side of the filter structure 10-4 in the first chamber 10-1, so that a flow of water can enter the first chamber 10-1 from the first nozzle 10-331, then exit the first chamber 10-1 from the second nozzle 10-332, or from the second nozzle 10-332 into the first chamber 10-1, from the first nozzle 10-331 out of the first chamber 10-1, thereby realizing the effect of filtering the water flowing through the first chamber 10-1 to purify the water; the second chamber 10-2 is provided with a third water gap 10-333 and a fourth water gap 10-334, one of the third water gap 10-333 and the fourth water gap 10-334 is communicated with the space at the upstream side of the filtering structure 10-4 in the second chamber 10-2, and the other is communicated with the space at the downstream side of the filtering structure 10-4 in the second chamber 10-2, so that the effect of filtering the water flowing through the second chamber 10-2 to purify the water is achieved; the third chamber 10-6 is provided with a water inlet 10-335 and a purified water outlet 10-336, and after flowing out of the first chamber 10-1 or the second chamber 10-2, the water flows into the third chamber 10-6 through the water inlet 10-335 and then flows out of the third chamber 10-6 through the purified water outlet 10-336 to complete further purification.
It should be noted that, as shown in fig. 6, an external pressure type filtering structure may be formed in the first chamber 10-1 and the second chamber 10-2, and an internal pressure type filtering structure may be formed. When the external pressure type filtering structure is formed in the first chamber 10-1 and the second chamber 10-2, the first nozzle 10-331 is an inlet of the first chamber 10-1, the second nozzle 10-332 is an outlet of the first chamber 10-1, the third nozzle 10-333 is an inlet of the second chamber 10-2, and the fourth nozzle 10-334 is an outlet of the second chamber 10-2. And when the internal pressure type filtering structure is formed in the first chamber 10-1 and the second chamber 10-2, the first nozzle 10-331 and the third nozzle 10-333 are outlets, and the second nozzle 10-332 and the fourth nozzle 10-334 are inlets. In the following embodiments, the first chamber 10-1, the second chamber 10-2, and the third chamber 10-6 are configured as an external pressure type filtering structure.
Referring to fig. 1 and 6, the water treatment system comprises a water inlet branch 8, a first waste branch 1, a first purified water branch 6 and a connecting branch 9, wherein the purified water outlet 10-336 is communicated with the first purified water branch 6, the water inlet 10-335 is communicated with a first port of the connecting branch 9, the switching device 20 comprises a first switching unit 20-1 and a second switching unit 20-2, the first switching unit 20-1 is used for switching and communicating the water inlet branch 8 and the first waste branch 1 between the first water port 10-331 and a third water port 10-333, the second switching unit 20-2 is configured to enable the second water port 10-332 to be communicated with a second port of the connecting branch 9, and the second water port 10-332 to be communicated with a fourth water port 10-334, the water treatment system has a first water making mode, a second water making mode, a first flushing mode and a second flushing mode.
In a first water production mode, the first switching unit 20-1 is controlled to communicate the water inlet branch 8 with the first water port 10-331, the second switching unit 20-2 is controlled to communicate the second water port 10-332 with the second port of the connecting branch 9, and in the first filtering device 10, the water flow in the water treatment system enters the first chamber 10-1 through the water inlet branch 8 from the first water gap 10-331, then flows out from the second water gap 10-332 to finish the first purification treatment of water, enters the connecting branch 9 from the second port of the connecting branch 9, flows out from the first port, then enters the third chamber 10-6 through the water inlet 10-335 and flows out of the purified water outlet 10-336, completing the second purification treatment of the water, and then enters the first purified water branch 6.
In the first flushing mode, the first switching unit 20-1 is controlled to communicate the first waste branch 1 with the third water gap 10-333, communicate the water inlet branch 8 with the first water gap 10-331, and control the second switching unit 20-2 to communicate the second water gap 10-332 with the fourth water gap 10-334, at the first filtering device 10, the water in the water treatment system enters the first chamber 10-1 from the first water gap 10-331 through the water inlet branch 8, then flows out from the second water gap 10-332, then enters the second chamber 10-2 from the fourth water gap 10-334, then flows out from the third water gap 10-333, and flows out of the water treatment system through the first waste branch 1, thereby completing the flushing of the second chamber 10-2.
In a second water production mode, the first switching unit 20-1 is controlled to communicate the water inlet branch 8 with the third water gap 10-333, the second switching unit 20-2 is controlled to communicate the fourth water gap 10-334 with the second port of the connecting branch 9, at the first filtering device 10, the water flow in the water treatment system enters the second chamber 10-2 from the third water gap 10-333 through the water inlet branch 8, then flows out from the fourth water gaps 10-334 to finish the first purification treatment of water, enters the connecting branch 9 from the second port of the connecting branch 9, then flows out of the first port, enters the third chamber 10-6 through the water inlet 10-335, flows out of the purified water outlet 10-336, completes the second purification treatment of the water, and then flows into the first purified water branch 6.
In the second flushing mode, the first switching unit 20-1 is controlled to communicate the first waste branch 1 with the first water gap 10-331, communicate the water inlet branch 8 with the third water gap 10-333, control the second switching unit 20-2 to communicate the second water gap 10-332 with the fourth water gap 10-334, at the first filtering device 10, the water in the water treatment system enters the second chamber 10-2 from the third water gap 10-333 through the water inlet branch 8, then flows out from the fourth water gap 10-334, then flows into the second water gap 10-332 from the fourth water gap 10-334 through the second switching device 20, enters the first chamber 10-1, then flows out from the first water gap 10-331, and finally flows out of the water treatment system through the first waste branch 1, the flushing of the first chamber 10-1 is completed.
The first water making mode, the first flushing mode, the second water making mode and the second flushing mode of the water treatment system are sequentially and circularly carried out, so that the first cavity 10-1 and the second cavity 10-2 are alternately flushed, pollutants attached to the surfaces of the ultrafiltration membrane filaments 10-52 are flushed, and the service life of the ultrafiltration membrane structure is prolonged.
In a preferred embodiment, as shown in fig. 3 and 6, the water treatment system further comprises a rinsing water branch 3 and a water storage means 51, such as a pressurized water tank or a pressurized water bag, etc., in communication with the rinsing water branch 3, the water storage means 51 being adapted to provide temporary water use for a user, and being adapted to provide rinsing water for the first chamber 10-1 and the second chamber 10-2 for rinsing the first chamber 10-1 and the second chamber 10-2, the second switching unit 20-2 being further configured to switch the communication between the second port 10-332 and the fourth port 10-334 of the connecting branch 9 and the rinsing water branch 3.
In a first water preparation mode, one part of purified water obtained by filtering through the first chamber 10-1 is used by a user, and the other part of purified water is stored in the water storage device 51, in a first flushing mode, the first switching unit 20-1 is controlled to communicate the first waste water branch 1 with the third water gap 10-333, the second switching unit 20-2 is controlled to communicate the fourth water gap 10-334 with the flushing water branch 3, and the water storage device 51 is used for providing flushing water for flushing the second chamber 10-2 to flush the second chamber 10-2; in a second water preparation mode, purified water is obtained through filtration of the second chamber 10-2, one part of the purified water is used by a user, the other part of the purified water is stored in the water storage device 51, in a second flushing mode, the first switching unit 20-1 is controlled to communicate the first waste water branch 1 with the first water gap 10-331, the second switching unit 20-2 is controlled to communicate the second water gap 10-332 with the flushing water branch 3, flushing water is provided for flushing of the first chamber 10-1 through the water storage device 51, and the first chamber 10-1 is flushed. It should be noted that, in the preferred embodiment, since the connection branch 9 is not needed to provide the second chamber 10-2 with the washing water in the first washing mode, the second water inlet 10-332 is only needed to be connected to the second port of the connection branch 9 through the second switching unit 20-2, the first washing mode and the first water preparation mode can be operated simultaneously, and similarly, the second washing mode and the second water preparation mode can be operated simultaneously or not simultaneously, when the first chamber 10-1 or the second chamber 10-2 needs to be washed, the water treatment system can prepare water simultaneously, which does not affect the water for the user, and can better meet the user's requirement.
More preferably, referring to fig. 2 and 6, the water treatment system further includes a second purified water branch 7, a water storage branch 5 and a user water intake branch 4, and a pressure stabilizing device, such as a pressure stabilizing pump 91, is provided on the connection branch 9 to ensure the stability of the water pressure of the water treatment system, so as to ensure that a sufficient amount of water for a user is generated and improve the user experience. In addition, still be provided with second filter equipment 92 on connecting branch 9, second filter equipment 92 includes the active carbon filter core for example, further carries out purification treatment to the water purification that obtains after first filter equipment 10 handles, makes the user obtain the water of better quality of water. The water treatment system is also provided with a second waste discharge branch 2, the second waste discharge branch 2 is communicated with a concentrated water port 10-337 and used for discharging concentrated water generated in the first filtering device 10, a waste water ratio electromagnetic valve 21 is arranged on the second waste discharge branch 2, and the waste water ratio electromagnetic valve 21 is preferably an adjustable waste water ratio electromagnetic valve so as to better control the waste water ratio at the second waste discharge branch 2 and further ensure the waste water ratio of the water treatment system. The first purified water branch 6 is provided with a check valve 61 for preventing water flow from flowing backwards on the first purified water branch 6, the outlet end of the first purified water branch 6 is communicated with the second purified water branch 7 and the water storage branch 5, the water storage branch 5 is provided with a water storage device 51, the second purified water branch 7 is provided with a third filtering device 71 for further treating water, the outlet of the second purified water branch 7 is communicated with the water taking branch 4 of the user, and the water taking branch 4 of the user is provided with a water taking tap, such as a gooseneck tap 41, so that the user can take water conveniently. In addition, the inlets 10-335 of the rinsing water branch 3 in the water treatment system are communicated with the water storage branch 5, the rinsing water branch 3 can use the water in the water storage device 51 as rinsing water, or the water in the second purified water branch 7 can directly enter the rinsing water branch 3 as rinsing water after entering the water storage branch 5, therefore, when the water storage device 51 is arranged, in the first rinsing mode or the second rinsing mode, the first water production mode or the second water production mode can be operated simultaneously or not.
In an alternative embodiment, referring to fig. 2 and 6, the rinsing water branch 3 is communicated with the second waste water branch 2, and the waste water generated by the first filtering device 10 is used to replace the purified water of the water storage device 51, so as to provide rinsing water for the first rinsing mode and the second rinsing mode, so that the waste water is reasonably utilized, the waste of purified water is avoided, and the first chamber 10-1 and the second chamber 10-2 are rinsed, and the water is saved.
At this time, in the first rinsing mode, the first switching unit 20-1 is controlled to communicate the first waste branch 1 with the third nozzle 10-333, the second switching unit 20-2 is controlled to communicate the fourth nozzle 10-334 with the rinsing water branch 3, raw water is filtered by the first filtering device 10 to obtain purified water and concentrated water, the purified water is used by users after being purified by the first purified water branch 6 and the third filtering device 71 on the second purified water branch 7, the concentrated water enters the flushing water branch 3 through the second waste discharge branch 2 and is used as flushing water for flushing the second chamber 10-2, the flushing water enters the second chamber 10-2 through the fourth water port 10-334 and is discharged from the second chamber 10-2 through the third water port 10-333, then discharged through the first waste branch 1, and the flushing of the second chamber 10-2 is completed. It should be noted that, in the first flushing mode, the first water preparation mode is also in an operating state, so as to ensure the water use of the user. The basic principle of the second flushing mode is the same as that of the first flushing mode, and the description is omitted. It is noted that this alternative embodiment differs from the preferred embodiment described above in that the first water generation mode is required to be operated simultaneously when the first flush mode is operated, the source of flushing water being provided by the first water generation mode.
Those skilled in the art will readily appreciate that the above-described preferred embodiments may be freely combined, superimposed, without conflict.
It will be understood that the above-described embodiments are illustrative only and not restrictive, and that various obvious and equivalent modifications and substitutions may be made in the details described herein by those skilled in the art without departing from the basic principles of the invention.
Claims (17)
1. The utility model provides a filter core structure, its characterized in that, includes the shell, the shell includes that one end seals other end open-ended filter flask and sets up the tip structure of the open end of filter flask, the inside separation structure that is provided with of shell, the separation structure will the shell internal partitioning becomes first cavity, second cavity and third cavity, all is provided with filtration in every cavity the radial of filter flask is upwards, the third cavity is located the middle part of filter flask, first cavity with the second cavity is located the radial outside of third cavity.
2. The filter cartridge arrangement of claim 1, wherein the partition structure comprises a first tubular structure open at both ends, one end of the first tubular structure being connected to the end structure and the other end being connected to the closed end of the filter flask, the end structure, the inner side of the first tubular structure and the closed end of the filter flask enclosing the third chamber, the end structure, the outer side of the first tubular structure and the closed end of the filter flask enclosing the first chamber and the second chamber.
3. The filter cartridge arrangement according to claim 2, wherein the partition structure further comprises a partition plate extending in the axial direction of the filter flask and connected to the side wall of the filter flask and the outer side wall of the first cylindrical structure to divide the space enclosed by the end structure, the outer side surface of the first cylindrical structure and the closed end of the filter flask into the first and second chambers independent of each other.
4. The filter cartridge arrangement of claim 3, further comprising a membrane shell disposed between the first tubular structure and the filter flask, the filter structure being disposed in the membrane shell, the membrane shell including a second tubular structure open at both ends, the second tubular structure having an open end connected to the end structure and a spaced distance between the open end and the closed end of the filter flask.
5. The filter element structure of claim 4, wherein the second cylindrical structure is provided with a water passing through hole; and/or the presence of a gas in the gas,
and a protrusion and/or groove structure is/are arranged on the inner side wall and/or the outer side wall of the second cylindrical structure.
6. A filter element arrangement as claimed in claim 5, wherein the projection and/or recess arrangement extends in a helical direction.
7. A filter element arrangement according to any one of claims 1 to 6, wherein the third chamber constitutes an internal pressure type filter arrangement, and the housing is provided with a water inlet and a purified water outlet communicating with the third chamber, or,
an external pressure type filtering structure is formed in the third chamber, and a water inlet, a purified water outlet and a concentrated water outlet which are communicated with the third chamber are formed in the shell.
8. The filter element structure of claim 7, wherein the third chamber forms an internal pressure type filter structure, the filter element structure comprises a water inlet pipe, the water inlet pipe is communicated with the water inlet, part of the structure of the water inlet pipe is inserted into the third chamber, the water inlet pipe is provided with a plurality of water outlet holes, and the plurality of water outlet holes are distributed along the axial direction and/or the radial direction of the water inlet pipe, or,
constitute external pressure type filtration in the third chamber, filter core structure includes adapter and outlet pipe, filtration in the third chamber passes through the adapter with end structure connects, the outlet pipe with the export intercommunication of purified water.
9. The filter cartridge arrangement according to claim 7 wherein said end arrangement is provided with a first and a second water port communicating with said first chamber, one of said first and second water ports communicating with a space upstream of the filter arrangement within said first chamber and the other communicating with a space downstream of the filter arrangement within said first chamber; and/or the presence of a gas in the gas,
the end structure is provided with a third water port and a fourth water port which are communicated with the second chamber, one of the third water port and the fourth water port is communicated with the space on the upstream side of the filtering structure in the second chamber, and the other of the third water port and the fourth water port is communicated with the space on the downstream side of the filtering structure in the second chamber; and/or the presence of a gas in the gas,
an internal pressure type filtering structure is formed in the third chamber, and the water inlet and the purified water outlet are arranged on the end structure; and/or the presence of a gas in the gas,
an external pressure type filtering structure is formed in the third chamber, and the water inlet, the purified water outlet and the concentrated water outlet are arranged on the end structure.
10. The filter cartridge arrangement of claim 7, wherein the filter cartridge arrangement disposed within the first chamber comprises an ultrafiltration arrangement; and/or the presence of a gas in the gas,
the filter element structure arranged in the second chamber comprises an ultrafiltration structure; and/or the presence of a gas in the gas,
the filter element structure arranged in the third chamber comprises a carbon filter element or a reverse osmosis filter element.
11. A water treatment system comprising a first filter device, the first filter device being a filter cartridge arrangement as claimed in any one of claims 1 to 10, the water treatment system being capable of forming a water production flow path and a flush flow path, the water treatment system further comprising a switch device configured to switch the first and second chambers into the water production flow path and the flush flow path and the third chamber into the water production flow path.
12. The water treatment system of claim 11 wherein the switch is configured to connect the third chamber to a downstream side of the first or second chamber on the water production flow path.
13. The water treatment system of claim 12, wherein the first filter device is a filter cartridge arrangement of claim 9, an external pressure type filtering structure is formed in the third chamber, the water treatment system comprises a water inlet branch, a first waste discharge branch, a second waste discharge branch, a first purified water branch and a connecting branch, the purified water outlet is communicated with the first purified water branch, the water inlet is communicated with the first port of the connecting branch, the concentrated water outlet is communicated with the second waste discharge branch, the switching device comprises a first switching unit and a second switching unit, the first switching unit is used for switching and communicating the water inlet branch and the first waste discharge branch between the first water gap and the third water gap, the second switching unit is configured to enable the second water gap to communicate with the second port of the connecting branch.
14. The water treatment system of claim 13, wherein the second switching unit is further configured to enable the second water port to communicate with the fourth water port; or,
the second switching unit is further configured to be able to switch communication between the second water port and the fourth water port between the second port of the connecting branch and the second waste branch.
15. The water treatment system of claim 13, wherein the water treatment device further comprises a flush water branch, the second switching unit further configured to switch communication between the second water port and the fourth water port between the second port of the connecting branch and the flush water branch.
16. The water treatment system of claim 15 further comprising a water storage device, the flush water branch being in communication with the water storage device.
17. The water treatment system of claim 13, wherein a pressure stabilizer is disposed on the connecting branch; and/or the presence of a gas in the gas,
and a second filtering device is arranged on the connecting branch.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821417095.7U CN209143863U (en) | 2018-08-29 | 2018-08-29 | Filter core structure and water treatment system |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821417095.7U CN209143863U (en) | 2018-08-29 | 2018-08-29 | Filter core structure and water treatment system |
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| CN209143863U true CN209143863U (en) | 2019-07-23 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109231362A (en) * | 2018-08-29 | 2019-01-18 | 珠海格力电器股份有限公司 | Filter element structure, water treatment system and control method thereof |
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2018
- 2018-08-29 CN CN201821417095.7U patent/CN209143863U/en not_active Withdrawn - After Issue
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109231362A (en) * | 2018-08-29 | 2019-01-18 | 珠海格力电器股份有限公司 | Filter element structure, water treatment system and control method thereof |
| CN109231362B (en) * | 2018-08-29 | 2023-08-11 | 珠海格力电器股份有限公司 | Filter element structure, water treatment system and control method thereof |
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