CN206474021U - A kind of high efficiency membrane component - Google Patents

A kind of high efficiency membrane component Download PDF

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Publication number
CN206474021U
CN206474021U CN201621051901.4U CN201621051901U CN206474021U CN 206474021 U CN206474021 U CN 206474021U CN 201621051901 U CN201621051901 U CN 201621051901U CN 206474021 U CN206474021 U CN 206474021U
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membrane
film head
cavity
film
high efficiency
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吴浩赟
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Sun Ziwei
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TIANJIN WOCHI TECHNOLOGY Co Ltd
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Abstract

The utility model provides a kind of high efficiency membrane component, the film core is arranged inside the putamina, the film head includes the upper film head and lower film head for being packaged in the putamina two ends respectively, the film core is tubular membrane, the cooling tube that an internal diameter is more than the pipe external diameter is provided with the tubular membrane outside each pipe, a water vapor channel is formed between pipe outer wall in the cooling inside pipe wall and the tubular membrane, two individual cavities are equipped with the upper lower film head, and two individual cavities in the upper film head are connected by the tubular type membrane channels and water vapor channel with two individual cavities in lower film head respectively, and the side of the individual cavities is provided with import and export.Relative to prior art, high efficiency membrane component described in the utility model has the advantages that dimensionally stable, distillation efficiency are high, is readily cleaned, service life is long.

Description

A kind of high efficiency membrane component
Technical field
The utility model belongs to membrane distillation field, more particularly, to a kind of high efficiency membrane component, using above-mentioned efficient The distillation device of rate membrane component.
Background technology
A kind of hot method desalting technology of membrane distillation (MD), using film both sides vapour pressure deficit as motive force, makes waving in the aqueous solution The side that hair property component reaches film in steam (being usually water vapour) form through fenestra is condensed, so as to realize the mesh of feed liquid concentration , and the opposite side of film then obstructs the aqueous solution by the hydrophobicity of film.MD has the advantages that low energy consumption, atmospheric operation, can use It is currently the only the membrane process of crystallized product to be directly separated out from solution in the processing of high concentration salt solution.Wherein, GAP TYPE Membrane distillation (AGMD) can be such that vapor is condensed in short distance, while the heat for condensing release can be used to heat material liquid, from And the energy consumption of concentration process can be greatly reduced.AGMD processes can reach high water generation ratio, possess before industrialization well Scape.However, AGMD technologies also rest on the experimental stage at present, and membrane module is generally used as core using doughnut and plastic catheter Core material, poor dimensional stability at high temperature, the gap between film silk and cooling tube is unstable, can be produced between film and cooling tube Heat transfer, therefore the efficiency of membrane module is unstable, high energy consumption and theoretical prediction have larger gap.On the other hand, due to cooling Pipe usually used is plastic material, and thermal conductivity is poor, and cooling wall heat transmission resistance is big, therefore vapor cooling is insufficient, cold Fluid heat supply is not enough, increases heating, the cooling load of external equipment, reduces efficiency.In addition, film distillation technology is generally used for High salinity solution occasion, the fouling membrane (being usually that membrane crystallization causes hydrophobicity to decline) of hollow-fibre membrane can cause than more serious Water generation ratio declines, and production water is not up to standard, therefore combines the dimensional stability and easy cleaned advantage of board-like film, while utilizing one The high-termal conductivity of a little materials, research and development high efficiency, process stabilization, is easy to industrialized AGMD technologies and will have a wide range of applications valency Value.
Utility model content
In view of this, the utility model is directed to a kind of high efficiency membrane component, and the membrane component includes film Head, putamina and film core, the film core are arranged inside the putamina, and the film head includes being packaged in the putamina two ends respectively Upper film head and lower film head, it is characterised in that:The film core is to be provided with an internal diameter outside each pipe in tubular membrane, the tubular membrane More than the cooling tube of the pipe external diameter, a vapor is formed between the pipe outer wall in the cooling inside pipe wall and the tubular membrane and is led to Two individual cavities in two individual cavities, and the upper film head are equipped with road, the upper lower film head respectively by described Tubular type membrane channels and water vapor channel are connected with two individual cavities in lower film head, and the side of the individual cavities is set There are import and export.
Further, the cooling tube is arranged concentrically with the pipe in the tubular membrane, and the cooling tube is highly less than institute State tubular membrane height;Bore >=3mm of the tubular membrane.
Further, the upper film head is formed by the end cap in outside and the ponding plate stack combinations of inner side, in the end cap Provided with the first cavity connected with the tubular type membrane channels, one end of first cavity is provided with import and export;In the ponding plate Provided with the second cavity being connected with the water vapor channel, one end of second cavity also is provided with importing and exporting;The lower film Head it is identical with the upper film header structure, be symmetrical arranged, wherein the first cavity of the upper film head by tubular type membrane channels with it is described The first cavity connection of lower film head, the second cavity of the upper film head passes through water vapor channel and the second cavity of lower film head It is connected.
Further, the film head is provided with sealing ring with the tubular membrane junction, and the sealing ring is externally provided with sealing ring Lid.
Further, the film head, putamina and film core are installed together to form high efficiency membrane distillation by shell side sealing pouring adhesive Material liquid entrance is offered on component, and the film shell side wall;The cooling tube is made up of high-termal conductivity material;The cooling tube Material be quartz, ceramics, the plastics of stainless steel or high-termal conductivity, wherein the plastics of the high-termal conductivity preferably comprise graphite Polytetrafluoro material.
Further, the ponding sheet material matter is silicon rubber or fluorubber, offer respectively on ponding plate with it is described cold But pore footpath match through hole for connecting the second cavity and water vapor channel and with the tubular membrane inner tube external diameter phase The sealing hole matched somebody with somebody, it is main to play connection end cover and putamina, while the through hole and sealing hole that are opened up on its plate body may be used also Using the location-plate as cooling tube/tubular membrane, it is ensured that have rational gap between tubular membrane and cooling tube.
The utility model also provides a kind of high efficiency distillation device, including fluid reservoir, membrane component, pure water pipeline and Pure water collection tank, the fluid reservoir passes through feed pipe and reflux line and the membrane component one circulatory system of formation, institute The pure water outlet for stating membrane component is connected by pure water pipeline with the pure water collection tank, and the membrane component is high efficiency Membrane component.
Further, the fluid reservoir is connected by the import of the first cavity on the feed pipe and the film head end cover Logical, the outlet of first cavity passes through on reflux line and the inlet communication on the film shell side wall, the film shell side wall Outlet is connected by feed pipe with the reservoir;The outlet of second cavity passes through pure water pipeline and the pure water collection Tank is connected.
Further, the feed pipe is provided with heater, and the reflux line is provided with cooling fan.
Relative to prior art, high efficiency membrane component described in the utility model has the advantage that:Utilize tubular type Dimensional stability, high porosity and the hydrophobic performance of film, are made porous pipe type film, and set cooling tube in the pipe of tubular membrane, So that the vapor in feedstock solution enters film inner space in the presence of saturated vapor pressure difference through film outer wall, cooling is run into Aqueous water is cooled to during tube outer surface, heat is released;Feed liquid after heat release simultaneously directly or after cooling enters back into cooling tube Continue to cool down vapor, so move in circles, not only increase distillation efficiency and also a saving energy consumption;In addition, the component is also Have the advantages that dimensionally stable, distillation efficiency are high, be readily cleaned, service life it is long.
The high efficiency distillation device is had the advantage that with above-mentioned high efficiency membrane component relative to prior art It is identical, it will not be repeated here.
Brief description of the drawings
Constitute a part of accompanying drawing of the present utility model to be used for providing further understanding to of the present utility model, this practicality New schematic description and description is used to explain the utility model, does not constitute to improper restriction of the present utility model. In the accompanying drawings:
Fig. 1 is the structural representation of the high efficiency membrane component described in the utility model embodiment 1;
Fig. 2 be the utility model embodiment 1 described in high efficiency membrane component in end cap structural representation;
Fig. 3 be the utility model embodiment 1 described in high efficiency membrane component in ponding plate structural representation;
Fig. 4 is the schematic flow sheet of the high efficiency distillation device described in the utility model embodiment 2.
Description of reference numerals:
1- end caps;The cavitys of 11- first are imported and exported;The cavitys of 12- first;2- ponding plates;The cavitys of 21- second are imported and exported;22- Two cavitys;23- sealing holes;3- putaminas;31- material liquid entrances;4- shell side sealing pouring adhesives;5- tubular membranes;6- cooling tubes;7- is sealed Circle;8- seals ring cover.
Embodiment
It should be noted that in the case where not conflicting, the feature in embodiment and embodiment in the utility model can To be mutually combined.
In description of the present utility model, it is to be understood that term " " center ", " longitudinal direction ", " transverse direction ", " on ", " under ", The orientation or position relationship of the instruction such as "front", "rear", "left", "right", " vertical ", " level ", " top ", " bottom ", " interior ", " outer " are Based on orientation shown in the drawings or position relationship, it is for only for ease of description the utility model and simplifies description, rather than indicate Or imply that the device or element of meaning must have specific orientation, with specific azimuth configuration and operation, therefore be not understood that For to limitation of the present utility model.In addition, term " first ", " second " etc. are only used for describing purpose, and it is not intended that indicating Or imply relative importance or the implicit quantity for indicating indicated technical characteristic.Thus, " first ", " second " etc. are defined Feature can express or implicitly include one or more this feature.In description of the present utility model, unless separately It is described, " multiple " are meant that two or more.
, it is necessary to which explanation, unless otherwise clearly defined and limited, term " are pacified in description of the present utility model Dress ", " connected ", " connection " should be interpreted broadly, for example, it may be fixedly connected or be detachably connected, or integratedly Connection;Can be mechanical connection or electrical connection;Can be joined directly together, can also be indirectly connected to by intermediary, It can be the connection of two element internals.For the ordinary skill in the art, on being understood by concrete condition State concrete meaning of the term in the utility model.
Describe the utility model in detail below with reference to the accompanying drawings and in conjunction with the embodiments.
Embodiment 1
A kind of high efficiency membrane component, as shown in Figures 1 to 3, the membrane component include film head, putamina 3 and film core, The film core is arranged inside the putamina, and the film head includes the upper film head and lower film for being packaged in the putamina two ends respectively Head, the film core is to be provided with the cooling that an internal diameter is more than the pipe external diameter in tubular membrane 5, the tubular membrane 5 outside each pipe Formed between pipe outer wall in pipe 6, the inwall of cooling tube 6 and the tubular membrane in a water vapor channel, the upper lower film head Two individual cavities being equipped with two individual cavities, and the upper film head steam by the tubular type membrane channels and with water respectively Gas passage is connected with two individual cavities in lower film head, and the side of the individual cavities is provided with import and export:
Specifically, upper film head described in the present embodiment by the end cap 1 in outside and the stack combinations of ponding plate 2 of inner side and Provided with the first cavity 12 connect with the tubular type membrane channels in into, the end cap 1, one end of first cavity 12 is provided with the One cavity imports and exports 11;Provided with the second cavity 22 being connected with the water vapor channel in the ponding plate 2, described second is empty One end of chamber 22 also is provided with the second cavity and imports and exports 21;The lower film head is identical with the upper film header structure, is symmetrical arranged, wherein First cavity 12 of the upper film head is connected by tubular type membrane channels with the first cavity 12 of lower film head, the upper film head Second cavity 22 is connected by water vapor channel with the second cavity 22 of lower film head;
The height of cooling tube 6 is less than the height of tubular membrane 5, to ensure that the tubular membrane 5 can be placed through end cap The ponding plate of inner side is extended at end cap 1 and connected with the first cavity 12 in end cap 1;And the bore of the tubular membrane 5 is 10mm, the internal diameter of cooling tube 6 is 15mm, and the tubular membrane 5 passes through the ponding plate 2 by ponding plate 2 sealing hole 23, then Side bottom plate through the end cap is connected with the first cavity 12 in the end cap, and the upper end cover and the pipe of the film head The junction of formula film 5 is provided with sealing ring 7, and the sealing ring 7 is externally provided with sealing ring cover 8, to ensure sealing effectiveness, prevents leakage.
The film head, putamina and film core are installed together to form high efficiency membrane component by shell side sealing pouring adhesive 4, and institute State and material liquid entrance 31 is offered on film shell side wall.
In addition, tubular type membrane material described in embodiment can select polytetrafluoroethylene (PTFE) (PTFE), and polyethylene (PE) gathers inclined PVF (PVDF), the hydrophobic material such as polypropylene (PP) can make stretching, Thermal inactive, the porous pipe type film of sintering generation, Tubular membrane diameter is in more than 3mm;
The material of putamina 3 and section is the high temperature resistant nonmetallic materials such as ABS, PE, PP, PVDF, or metal material;
Ponding plate is to be offered respectively and the cooling tube on high temperature resistant elastomeric material, such as silicon rubber, fluorubber, ponding plate Aperture match through hole for connecting the second cavity and water vapor channel and with the tubular membrane inner tube external diameter match it is close Sealing of hole, mainly plays end cover and putamina, while being also used as the location-plate of cooling tube/tubular membrane, it is ensured that tubular type There is rational gap between film and cooling tube.
The material of cooling tube can use stainless steel, quartz, ceramics or high-termal conductivity plastic material (to preferably comprise stone The polytetrafluoro material of ink) it is made.
Embodiment 2
A kind of high efficiency distillation device, including fluid reservoir, membrane component, pure water pipeline and pure water collection tank, it is described Fluid reservoir by feed pipe and reflux line and the membrane component one circulatory system of formation, the membrane component it is pure Water out is connected by pure water pipeline with the pure water collection tank, and the membrane component is high efficiency membrane component.
Specifically, the fluid reservoir is connected by the import of the first cavity on the feed pipe and the film head end cover Logical, the outlet of first cavity passes through on reflux line and the inlet communication on the film shell side wall, the film shell side wall Outlet is connected by feed pipe with the reservoir;The outlet of second cavity passes through pure water pipeline and the pure water collection Tank is connected;Simultaneously in order to ensure distilling effect, the feed pipe is provided with heater, and the reflux line is provided with cooling wind Fan.
The course of work of above-mentioned high efficiency distillation device is:As shown in Fig. 4, after feed liquid in reservoir is heated by The first cavity in upper film head end cover in tubular type air gap membrane module is imported and exported into the first cavity and then enters tubular type membrane channels Inside, the water carried out in UF membrane, feed liquid is reached after certain temperature by heating, is flowed in tubular membrane inwall, now higher temperatures The vapor of degree is preferential in the presence of saturated vapor pressure difference to enter film exterior space through film inwall, runs into cooling pipe internal surface When be cooled to aqueous water, release heat;Due to the release of vapor, causing the temperature of this stock material liquid reduces, this stock material liquid Enter after membrane separation the first cavity and by the first cavity import and export out after by reflux line enter back into membrane module, you can To enter after the cooling fan of smaller power or the cooling of other cooling devices or without the feed liquid that cooling is directly on putamina Outlet enters in membrane module internal cavities;When this stock material liquid flows in membrane module internal cavities, cooling tube pipe outer wall water is absorbed The heat of steam release and temperature is raised, and feed pipe is flowed out to by the material liquid entrance on putamina, it is smaller by one Heating amount just can reach higher temperature, reach to be re-circulated in tubular membrane component after reservoir and discharge steam, such as This moves in circles;The vapor produced in the water vapor channel formed between the cooling tube and tubular membrane is then by entering film Imported and exported in the second cavity in head ponding plate and by the second cavity and entered in pure water pipeline, and then collected to pure water collection tank In it is standby.
Preferred embodiment of the present utility model is the foregoing is only, it is all at this not to limit the utility model Within the spirit and principle of utility model, any modification, equivalent substitution and improvements made etc. should be included in the utility model Protection domain within.

Claims (9)

1. a kind of high efficiency membrane component, the membrane component includes film head, putamina and film core, the film core is arranged at institute State inside putamina, the film head includes the upper film head and lower film head for being packaged in the putamina two ends respectively, it is characterised in that:It is described Film core is to be provided with the cooling tube that an internal diameter is more than the pipe external diameter outside each pipe in tubular membrane, the tubular membrane, described cold But formed between the pipe outer wall in inside pipe wall and the tubular membrane in a water vapor channel, the upper lower film head and be equipped with two solely Vertical cavity, and two individual cavities in the upper film head respectively by the tubular type membrane channels and water vapor channel with it is described under Two individual cavities in film head are connected, and the side of the individual cavities is provided with import and export.
2. high efficiency membrane component according to claim 1, it is characterised in that:In the cooling tube and the tubular membrane Pipe be arranged concentrically, and the cooling tube highly be less than the tubular membrane height;Bore >=3mm of the tubular membrane.
3. high efficiency membrane component according to claim 2, it is characterised in that:The upper film head by outside end cap and The ponding plate stack combinations of inner side are formed, provided with the first cavity connected with the tubular type membrane channels in the end cap, and described the One end of one cavity is provided with import and export;It is described provided with the second cavity being connected with the water vapor channel in the ponding plate One end of second cavity also is provided with importing and exporting;The lower film head is identical with the upper film header structure, is symmetrical arranged, wherein on described First cavity of film head is connected by tubular type membrane channels with the first cavity of lower film head, and the second cavity of the upper film head leads to The second cavity that water vapor channel is crossed with lower film head is connected.
4. the high efficiency membrane component according to claim 1 or 2 or 3, it is characterised in that:The film head and the tubular type Film junction is provided with sealing ring, and the sealing ring is externally provided with sealing ring cover.
5. high efficiency membrane component according to claim 1, it is characterised in that:The film head, putamina and film core pass through Shell side sealing pouring adhesive is installed together to form high efficiency membrane component, and offers material liquid entrance on the film shell side wall;Institute Cooling tube is stated to be made up of high-termal conductivity material;The material of the cooling tube is the modeling of quartz, ceramics, stainless steel or high-termal conductivity Material, wherein the plastics of the high-termal conductivity preferably comprise the polytetrafluoro material of graphite.
6. high efficiency membrane component according to claim 3, it is characterised in that:The ponding sheet material matter be silicon rubber or Offer and matched with the cooling tube aperture for connecting the second cavity and water vapor channel respectively on fluorubber, ponding plate Through hole and the sealing hole that matches with the tubular membrane inner tube external diameter.
7. a kind of high efficiency distillation device, including fluid reservoir, membrane component, pure water pipeline and pure water collection tank, the storage Flow container passes through feed pipe and reflux line and the membrane component one circulatory system of formation, the pure water of the membrane component Outlet is connected by pure water pipeline with the pure water collection tank, it is characterised in that:The membrane component is high efficiency membrane distillation Component.
8. high efficiency distillation device according to claim 7, it is characterised in that:The fluid reservoir passes through the feed pipe The inlet communication in road and the first cavity on the film head end cover, the outlet of first cavity passes through reflux line and the film Outlet on inlet communication on shell side wall, the film shell side wall is connected by feed pipe with the reservoir;Described second The outlet of cavity is connected by pure water pipeline with the pure water collection tank.
9. high efficiency distillation device according to claim 7, it is characterised in that:The feed pipe is provided with heating Device, the reflux line is provided with cooling fan.
CN201621051901.4U 2016-09-12 2016-09-12 A kind of high efficiency membrane component Active CN206474021U (en)

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106422784A (en) * 2016-09-12 2017-02-22 天津沃驰科技有限公司 High-efficiency membrane distillation assembly and distillation method

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106422784A (en) * 2016-09-12 2017-02-22 天津沃驰科技有限公司 High-efficiency membrane distillation assembly and distillation method

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Effective date of registration: 20170911

Address after: Anxin County 071600 Hebei city of Baoding province Zhao Bei Kou Zhen Chuang-tzu Cun You Yi Lu Nan No. 7 season

Patentee after: Sun Ziwei

Address before: Room 3 building C3012 No. 6 building A, 300300 Tianjin District of Dongli City Huaming Industrial Park HuaFeng Road

Patentee before: TIANJIN WOCHI TECHNOLOGY CO., LTD.