CN212102067U - Membrane distillation water filter - Google Patents
Membrane distillation water filter Download PDFInfo
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- CN212102067U CN212102067U CN202020326916.7U CN202020326916U CN212102067U CN 212102067 U CN212102067 U CN 212102067U CN 202020326916 U CN202020326916 U CN 202020326916U CN 212102067 U CN212102067 U CN 212102067U
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- membrane distillation
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A20/00—Water conservation; Efficient water supply; Efficient water use
- Y02A20/20—Controlling water pollution; Waste water treatment
- Y02A20/208—Off-grid powered water treatment
- Y02A20/212—Solar-powered wastewater sewage treatment, e.g. spray evaporation
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Abstract
The utility model discloses a membrane distillation water purifier, include: the device comprises a main shell, a membrane distillation membrane for separating the space of the main shell into an internal hot water side and an external cold water side, and a heating component for heating the internal hot water side; the heater block sets up in the main casing, and the main casing body is provided with the water filling port that is used for with inside hot water side intercommunication, is used for the first delivery port with inside hot water side intercommunication and is used for the second delivery port with outside cold water side intercommunication. Compared with the prior art, the membrane distillation water filter provided by the utility model can only allow water vapor to permeate the membrane distillation membrane in the use process, so that the removal rate of non-volatile ions is improved, and the purity rate of filtered water is improved; in addition, the membrane distillation technology takes the steam pressure difference at two sides of the membrane as a driving force, so that the filtration can be carried out under normal pressure, and the water yield is greatly improved; and the use of the membrane distillation membrane can also effectively avoid the secondary pollution in the filtering process, and is favorable for prolonging the service life of the product.
Description
Technical Field
The utility model relates to a water purification unit technical field, more specifically say, relate to a membrane distillation water purifier.
Background
Tap water contains a large amount of ions and a variety of elements, some of which are required by the human body. However, with the increasing serious pollution of water, the current tap water does not meet the sanitary standard of drinking water, if the tap water is directly drunk, certain unnecessary elements can enter human bodies, and the serious pollution of the drinking water quality can also cause liver cancer.
The tap water filtration can remove ions which are not needed by human bodies or have toxic action on the human bodies in the tap water, so that cleaner purified water is obtained. At present, tap water filtration technologies mainly comprise a filter element type and a membrane separation technology, and the membrane separation has the characteristics of high separation, low energy consumption, no phase change, no secondary pollution, stable equipment, simple operation and the like, and gradually replaces the traditional separation technology.
But the existing tap water filtration technologies such as microfiltration, ultrafiltration, nanofiltration and reverse osmosis membrane in the prior art have low purity rate and can not well remove non-volatile ions; the reverse osmosis membrane technology is a pressure driving membrane, strong high-pressure operation is needed, and the water yield of the portable product is low; most of water purifiers on the market at present are filter elements or reverse osmosis membranes, secondary pollution is easy to occur, and the service life is short.
In summary, how to provide a water filter with high purity and high water yield is an urgent problem to be solved by those skilled in the art.
SUMMERY OF THE UTILITY MODEL
In view of this, the present invention provides a membrane distillation water filter, which can improve the water yield, and can better remove non-volatile ions to improve the purity.
In order to achieve the above object, the present invention provides the following technical solutions:
a membrane distillation water filter comprising: the device comprises a main shell, a membrane distillation membrane and a heating component, wherein the membrane distillation membrane is used for separating the space of the main shell into an internal hot water side and an external cold water side;
the heater block set up in the main casing, the main casing be provided with be used for with the water filling port of inside hot water side intercommunication, be used for with the first delivery port of inside hot water side intercommunication and be used for with the second delivery port of outside cold water side intercommunication.
Preferably, the heating part comprises a heating resistance wire for heating the internal hot water side and a solar panel for providing electric energy for the heating resistance wire;
the heating resistance wire is arranged on the hot water side in the main shell, and the solar cell panel is arranged on the upper portion of the main shell.
Preferably, the water filling port includes a folding type water filling port provided at an upper portion of the main housing and a piston type water filling port provided at a peripheral portion of the main housing.
Preferably, the foldable water filling port is provided with a foldable cover which can be folded to an open state or a closed state, and the foldable cover is provided with a sealing ring for sealing.
Preferably, the solar cell panel is a folding solar cell panel to adapt to the opening and closing of the folding water filling nozzle.
Preferably, the first water outlet is a piston-type water outlet, and the first water outlet and the second water outlet are both arranged at the bottom of the main shell.
Preferably, the membrane distillation membrane is a polytetrafluoroethylene composite microporous membrane.
Preferably, the main housing is of a cylindrical structure.
The utility model provides a membrane distillation water purifier, include: the device comprises a main shell, a membrane distillation membrane for separating the space of the main shell into an internal hot water side and an external cold water side, and a heating component for heating the internal hot water side; the heater block sets up in the main casing, and the main casing body is provided with the water filling port that is used for with inside hot water side intercommunication, is used for the first delivery port with inside hot water side intercommunication and is used for the second delivery port with outside cold water side intercommunication.
In the process of using the membrane distillation water filter provided by the utility model, water can be injected to the internal hot water side through the water injection port at first, and tap water in the internal hot water side is heated through the heating part, because the membrane distillation membrane has hydrophobicity, the solution of both sides can not permeate the membrane distillation membrane, but because the vapor pressure at the interface of the high-temperature side aqueous solution and the membrane distillation membrane is higher than the low-temperature side, the vapor can permeate the membrane pores from the high-temperature side to enter the low-temperature side and be condensed into purified water, and the solution left at the high-temperature side can obtain the tap water containing impurities; after the filtering is finished, the filtered water on the external cold water side can be collected through the second water outlet, and the water with impurities on the internal hot water side is discharged through the first water outlet.
It should be noted that the membrane distillation process does not require heating the solution to boiling point, and can be carried out as long as the proper temperature difference is maintained across the membrane.
Compared with the prior art, the membrane distillation water filter provided by the utility model can only allow water vapor to permeate the membrane distillation membrane in the use process, so that the removal rate of non-volatile ions is improved, and the purity rate of filtered water is improved; in addition, the membrane distillation technology takes the steam pressure difference at two sides of the membrane as a driving force, so that the filtration can be carried out under normal pressure, and the water yield is greatly improved; and the use of the membrane distillation membrane can also effectively avoid the secondary pollution in the filtering process, and is favorable for prolonging the service life of the product.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings required to be used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the provided drawings without creative efforts.
Fig. 1 is a schematic structural diagram of a specific embodiment of a membrane distillation water filter provided by the present invention.
In fig. 1:
1 is a main shell, 11 is a first water outlet, 12 is a second water outlet, 13 is a folding water injection port, 131 is a folding cover, 14 is a piston type water injection port, 2 is a membrane distillation membrane, 3 is a heating resistance wire, 4 is a solar cell panel, 5 is an internal hot water side, and 6 is an external cold water side.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
The core of the utility model is to provide a membrane distillation water filter, can improve the pure rate of water filter drainage and improve the water yield.
Referring to fig. 1, fig. 1 is a schematic structural diagram of a membrane distillation water filter according to an embodiment of the present invention.
The membrane distillation water filter that this embodiment provided includes: the membrane distillation device comprises a main shell 1, a membrane distillation membrane 2 and a heating component, wherein the membrane distillation membrane 2 is used for separating the space of the main shell 1 into an internal hot water side 5 and an external cold water side 6; the heating member is arranged in the main housing 1, and the main housing 1 is provided with a water injection port for communicating with the internal hot water side 5, a first water outlet 11 for communicating with the internal hot water side 5, and a second water outlet 12 for communicating with the external cold water side 6.
The membrane distillation membrane 2 is disposed inside the main casing 1, and divides the space inside the main casing 1 into an internal hot water side 5 and an external cold water side 6, and after heating, water on the internal hot water side 5 can permeate the membrane distillation membrane 2 as much as possible in the form of water vapor to enter the external cold water side 6, and there is no other cross flow channel between the internal hot water side 5 and the external cold water side 6.
Preferably, the main housing 1 may be provided with a cylindrical structure, and of course, other structures may be provided as required, which are not described herein.
In the process of using the membrane distillation water filter provided by the present embodiment, water may be first injected into the internal hot water side 5 through the water injection port, and tap water in the internal hot water side 5 is heated by the heating element, since the membrane distillation membrane 2 has hydrophobicity, neither solution on both sides can penetrate through the membrane distillation membrane 2, but since the water vapor pressure at the interface between the high temperature side water solution and the membrane distillation membrane 2 is higher than that on the low temperature side, the water vapor can penetrate through the membrane pores from the high temperature side to enter the low temperature side and condense into pure water, and the solution remaining on the high temperature side can obtain tap water containing impurities; after the filtering is completed, the filtered water of the external cold water side 6 can be collected through the second water outlet 12, and the water with impurities of the internal hot water side 5 can be discharged through the first water outlet 11.
It should be noted that the membrane distillation process does not require heating the solution to boiling point, and can be carried out as long as the proper temperature difference is maintained across the membrane.
Compared with the prior art, in the process of using the membrane distillation water filter provided by the embodiment, only water vapor can permeate the membrane distillation membrane 2, so that the removal rate of non-volatile ions is improved, and the purity rate of filtered water is improved; in addition, the membrane distillation technology takes the steam pressure difference at two sides of the membrane as a driving force, so that the filtration can be carried out under normal pressure, and the water yield is greatly improved; and the use of the membrane distillation membrane 2 can also effectively avoid the secondary pollution in the filtering process, which is beneficial to prolonging the service life of the product.
In addition, the main housing 1 can be set to be cylindrical with the height of 16cm and the diameter of 6cm, the total volume is about 550ml, and the portable outdoor air conditioner can be used as household equipment and is convenient to carry when people go out; preferably, the volume of the inner hot water side 5 is 250ml and the volume of the outer cold water removal side is 300 ml.
On the basis of the above-mentioned embodiment, in order to enable the water on the internal hot water side 5 to be uniformly heated, the heating component may include a resistance wire for heating the internal hot water side 5 and a solar cell panel 4 for supplying electric energy to the heating resistance wire 3, the heating resistance wire 3 is disposed on the internal hot water side 5, and the solar cell panel 4 is disposed on the upper portion of the main casing 1.
Preferably, the number of the heating resistance wires 3 can be specifically set according to the volume of the internal hot water side 5, and when the number of the heating resistance wires 3 is greater than 1, the heating resistance wires 3 are uniformly distributed on the internal hot water side 5.
Preferably, a resistance wire of 3 Ω can be selected as a heater, so that a temperature difference of 30 ℃ can be achieved between the internal hot water side 5 and the external cold water side 6; of course, it is also possible to provide associated control means to control the temperature difference between the inner hot water side 5 and the outer cold water side 6 to be maintained within a suitable range in real time.
The solar cell panel 4 conforms to the green and environment-friendly concept, and the energy consumption is low.
In addition to the above-described embodiments, in order to facilitate the water injection process, the water injection port may include a folding type water injection port 13 provided at the upper portion of the main casing 1 and a piston type water injection port 14 provided at the peripheral portion of the main casing 1.
The setting of piston type water filling port 14 can with tap lug connection, carry out the water injection, the setting of foldable water filling port 13 can directly pour water into inside hot water side 5 to adapt to multiple water injection mode, enlarge the application range of membrane distillation water purifier.
Preferably, the piston type water injection port 14 is arranged on the periphery of the main shell 1 near the top.
Preferably, a flip cover 131 that can be flipped to an open state or a closed state may be provided to the foldable water pouring port 13, and the flip cover 131 is provided with a gasket for sealing.
As shown in fig. 1, the foldable cover 131 is folded upwards to be folded to an open state, and the foldable cover 131 is folded downwards to be folded to a closed state; in addition, the sealing effect of the folding water filling nozzle 13 in a closed state can be improved due to the arrangement of the sealing ring, water leakage is avoided, and the folding water filling nozzle is convenient to carry.
Preferably, when the main housing 1 is a cylindrical structure, the solar cell panel 4 is disposed on the top of the main housing 1, and the solar cell panel 4 is a foldable solar cell panel 4 to adapt to the opening and closing of the foldable water injection port 13.
Preferably, the flip cover 131 has a semicircular structure.
On the basis of the above embodiment, the membrane distillation membrane 2 may be configured as a polytetrafluoroethylene composite microporous membrane; because the polytetrafluoroethylene composite microporous membrane has the characteristics of excellent mechanical strength and super-hydrophobicity, and the membrane components are arranged between the internal hot water side 5 and the external cold water side 6, the volume of the device is reduced, and the pore diameter of the membrane components is 0.22 micron.
In order to discharge water from the internal hot water side 5 and the external cold water side 6 conveniently, the first water outlet 11 may be a piston-type water outlet, and the first water outlet 11 and the second water outlet 12 are both arranged at the bottom of the main housing 1; during use, water in both the inner hot water side 5 and the outer cold water side 6 can flow out directly under the influence of gravity.
It should be noted that the first and second water outlets 11 and 12 mentioned in this document are only for distinguishing the position differences and are not in sequence.
The embodiments in the present description are described in a progressive manner, each embodiment focuses on differences from other embodiments, and the same and similar parts among the embodiments are referred to each other. The utility model provides an arbitrary compound mode of all embodiments all is in this utility model's a protection scope, does not do here and gives unnecessary details.
The membrane distillation water filter provided by the utility model is introduced in detail above. The principles and embodiments of the present invention have been explained herein using specific examples, and the above descriptions of the embodiments are only used to help understand the method and its core ideas of the present invention. It should be noted that, for those skilled in the art, without departing from the principle of the present invention, the present invention can be further modified and modified, and such modifications and modifications also fall within the protection scope of the appended claims.
Claims (8)
1. A membrane distillation water filter, comprising: the device comprises a main shell (1), a membrane distillation membrane (2) for separating the space of the main shell (1) into an internal hot water side (5) and an external cold water side (6), and a heating component for heating the internal hot water side (5);
the heater block set up in main casing body (1), main casing body (1) be provided with be used for with the water filling port of inside hot water side (5) intercommunication, be used for with first delivery port (11) of inside hot water side (5) intercommunication and be used for with second delivery port (12) of outside cold water side (6) intercommunication.
2. Membrane distillation water filter according to claim 1, wherein the heating means comprise a heating resistance wire (3) for heating the inner hot water side (5) and a solar panel (4) for providing electrical energy to the heating resistance wire (3);
the heating resistance wire (3) is arranged on the internal hot water side (5), and the solar cell panel (4) is arranged on the upper portion of the main shell (1).
3. A membrane distillation water filter according to claim 2, wherein the water injection port comprises a folding type water injection port (13) provided at an upper portion of the main housing (1) and a piston type water injection port (14) provided at a peripheral portion of the main housing (1).
4. A membrane distillation water filter according to claim 3, wherein the folding water filling spout (13) is provided with a folding lid (131) that can be folded to an open state or a closed state, the folding lid (131) being provided with a sealing ring for sealing.
5. A membrane distillation water filter according to claim 3, wherein the solar panel (4) is a folded solar panel (4) to accommodate the opening and closing of the folded water filling spout (13).
6. A membrane distillation water filter according to claim 1, wherein the first water outlet (11) is a piston type water outlet, and the first water outlet (11) and the second water outlet (12) are both provided at the bottom of the main housing (1).
7. A membrane distillation water filter according to any one of claims 1-6, wherein the membrane distillation membrane (2) is a polytetrafluoroethylene composite microporous membrane.
8. A membrane distillation water filter according to any one of claims 1 to 6, wherein the main housing (1) is of cylindrical configuration.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020326916.7U CN212102067U (en) | 2020-03-16 | 2020-03-16 | Membrane distillation water filter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020326916.7U CN212102067U (en) | 2020-03-16 | 2020-03-16 | Membrane distillation water filter |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212102067U true CN212102067U (en) | 2020-12-08 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020326916.7U Active CN212102067U (en) | 2020-03-16 | 2020-03-16 | Membrane distillation water filter |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212102067U (en) |
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2020
- 2020-03-16 CN CN202020326916.7U patent/CN212102067U/en active Active
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