CN107082462B - Surface modification reinforced tubular seawater desalination device - Google Patents
Surface modification reinforced tubular seawater desalination device Download PDFInfo
- Publication number
- CN107082462B CN107082462B CN201710362438.8A CN201710362438A CN107082462B CN 107082462 B CN107082462 B CN 107082462B CN 201710362438 A CN201710362438 A CN 201710362438A CN 107082462 B CN107082462 B CN 107082462B
- Authority
- CN
- China
- Prior art keywords
- overflow
- tank
- evaporation tank
- pipe
- recovery tank
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
Images
Classifications
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/02—Treatment of water, waste water, or sewage by heating
- C02F1/04—Treatment of water, waste water, or sewage by heating by distillation or evaporation
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2103/00—Nature of the water, waste water, sewage or sludge to be treated
- C02F2103/08—Seawater, e.g. for desalination
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2201/00—Apparatus for treatment of water, waste water or sewage
- C02F2201/002—Construction details of the apparatus
- C02F2201/007—Modular design
-
- 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
- Y02A20/124—Water desalination
Landscapes
- Life Sciences & Earth Sciences (AREA)
- Hydrology & Water Resources (AREA)
- Engineering & Computer Science (AREA)
- Environmental & Geological Engineering (AREA)
- Water Supply & Treatment (AREA)
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Vaporization, Distillation, Condensation, Sublimation, And Cold Traps (AREA)
- Heat Treatment Of Water, Waste Water Or Sewage (AREA)
Abstract
The invention discloses a surface modification reinforced tubular seawater desalter.A hydrophobic membrane is arranged on the inner wall of a condensation sleeve, an evaporation tank is fixed in the condensation sleeve by two heat conduction pipes which are arranged side by side in front and back, a hydrophilic membrane is arranged on the outer wall of the peripheral side of the evaporation tank, seawater overflowing from the evaporation tank is collected by an overflow recovery tank, the bottom of the left end plate of the overflow recovery tank is connected with an overflow pipe, and the right end of the overflow recovery tank is hung on the two heat conduction pipes through two lugs; the top wall in the middle of the condensation sleeve is provided with a water inlet pipe, and the bottom wall is connected with a water outlet pipe. The overflow recovery tank is hung at the lower end of the evaporation tank, and the overflow seawater is collected and discharged, so that evaporation loss caused by absorption of heat of the evaporation tank by condensed water can be prevented, the outer wall surface of the evaporation tank can be more fully utilized, and the hydrophilic modification area is increased to a greater extent; meanwhile, the inner wall of the condensation sleeve is provided with the hydrophobic membrane, and the hydrophobic membrane has easy cleanability, can promote condensation and improve the reflux rate of fresh water, and is anti-pollution and anti-adhesion.
Description
Technical Field
The invention belongs to the technical field of seawater desalination, and particularly relates to a surface modification reinforced tubular seawater desalination device.
Background
Chinese patent Z L201110006487.0 discloses a multi-effect sleeve-type solar seawater desalination device with a light condensation function in 26 months in 2012, which comprises a shell, a sleeve, a water containing groove, a solar condenser, a light collector, a heating pipe, a communication pipe, a fresh water output pipe and a water storage tank, wherein the shell is a tubular cylindrical evacuable shell, the water containing groove is a circular shell with an axial opening on the shell, the water containing groove and the sleeve are sleeved in the shell step by step, an evaporation-condensation cavity is formed by a space without seawater between the water containing groove and the sleeve or the shell, the water containing groove is sleeved in the last-stage sleeve, the heating pipe is axially arranged in the water containing groove, the communication pipe is communicated with the water containing grooves, the bottom of the shell and the inner wall of the sleeve is communicated with the fresh water output pipe, the fresh water output pipe is connected with the water storage tank, the solar condenser is arranged right below the shell, the inner wall of the water containing groove in the last stage is provided with the water containing groove, the structure of the seawater desalination device is complex, the production cost is high, and the effect of seawater and the seawater is easily influenced by the overflow of the seawater after the seawater is mixed with the seawater containing groove.
Chinese patent Z L201210072717.8 discloses a hydrophilic evaporation tank for a tubular solar seawater desalination device in 2013, 4.10.A hydrophilic evaporation tank comprises a water containing tank, a hydrophilic ceramic membrane, water converging wings and a water converging device, wherein the water containing tank is a cylindrical shell with an opening in the axial direction on a shell, water permeable holes are uniformly distributed in the axial direction on the outer edges of two sides of the top of the water containing tank, honeycomb holes are uniformly distributed on the outer surface of the water containing tank, a layer of hydrophilic ceramic membrane is uniformly attached to the outer surface of the water containing tank, grooves are symmetrically formed below the outer surface of the water containing tank, arc water converging wings with the same length as the water containing tank are welded on the outer edges of the grooves, one end of each water converging wing is semi-closed, the other end of each water converging wing is closed, the water converging device is mounted at one end of the water converging device, one end of each water converging wing is communicated with the inner cavity of the water converging device, the water converging wings, the water converging devices and the water converging wings are used for collecting and discharging overflowing seawater, and the water converging wings and the water converging device are inconvenient to be processed in a way that the evaporation tank is deformed by spot welding and the sealing property is insufficient.
Disclosure of Invention
In view of the above-mentioned disadvantages of the prior art, the technical problem to be solved by the present invention is to provide a surface-modified reinforced tubular seawater desalination apparatus.
The technical scheme of the invention is as follows: the utility model provides a tubular seawater desalination device that surface modification is reinforceed, includes condenser tube, evaporation tank and heat pipe, its characterized in that: the inner wall of the condensation sleeve is provided with a hydrophobic film, the left end and the right end of the condensation sleeve are respectively sealed by a first flange and a second flange, two heat conduction pipes which are arranged side by side in front and back sequentially penetrate through the first flange, an evaporation tank and the second flange, so that the evaporation tank is fixed in the condensation sleeve, the peripheral outer wall of the evaporation tank is provided with the hydrophilic film, seawater overflowing from the evaporation tank is collected by an overflow recovery tank which is arranged right below the evaporation tank, the bottom of the evaporation tank is positioned in the overflow recovery tank, the bottom of the left end plate of the overflow recovery tank is connected with an overflow pipe, the overflow pipe extends out of the first flange, the left end of the overflow recovery tank is fixedly supported by the overflow pipe, the bottom of the right end plate of the overflow recovery tank is integrally formed with two lugs with hanging holes, and the right end of the overflow recovery tank is hung on the two heat conduction pipes by the two lugs; the condensation sleeve is characterized in that a water inlet pipe is arranged on the top wall of the middle part of the condensation sleeve, the lower port of the water inlet pipe extends into the evaporation tank, a water outlet pipe is connected to the bottom wall of the middle part of the condensation sleeve, and the water outlet pipe is communicated with the inside of the condensation sleeve.
Technical scheme more than adopting, the sea water passes through the inlet tube and gets into the evaporation tank, through the heat pipe heating evaporation tank in with the sea water on the hydrophilic membrane, produce steam and condense in condensation sleeve pipe internal face hydrophobic membrane department, the fresh water of production is followed hydrophobic membrane and is slided to the condensation sleeve pipe bottom fast, and the fresh water flows out through the outlet pipe after the bottom assembles in the condensation sleeve pipe, gets into the fresh water storage box at last. Meanwhile, the excessive overflow seawater on the outer wall surfaces of the two sides of the evaporation tank is collected by the overflow recovery tank and is finally discharged from the overflow pipe.
The water inlet pipe and the water outlet pipe are arranged in the middle of the condensation sleeve, so that the water temperature can be ensured to be uniform; the lower port of the water inlet pipe extends into the evaporation tank and is lower than the liquid level of the evaporation tank when the evaporation tank is filled with seawater, so that the water inlet pipe can prevent splashing with the seawater level of the evaporation tank when the evaporation tank is filled with seawater, and the outward diffusion of water vapor in the desalter can be reduced.
Set up hydrophobic membrane on the condensation sleeve pipe inner wall, the fresh water region of mainly being convenient for is clean, promotes the condensation and improves fresh water backward flow rate, promptly: the hydrophobic membrane has pollution resistance and easy cleaning performance and guarantees the purity of later-stage desalted water; on one hand, the drop-shaped condensation is promoted to be formed, the thermal resistance of a liquid film during the film-shaped condensation is avoided, the heat transfer is enhanced, and the condensation is accelerated; on the other hand, the condensed water is not easy to stay on the surface of the desalting device, so that the rapid flowing of the condensed water is accelerated, and the desalting efficiency is improved.
An overflow recovery tank is hung at the lower end of the evaporation tank, and the overflow seawater is collected and discharged. On one hand, the heat resistance of convection heat transfer and the heat resistance of radiation heat transfer at the evaporation tank and the condensed water are increased, and the evaporation loss of the condensed water due to the absorption of the heat of the evaporation tank is prevented; on the other hand, the outer wall surface of the evaporation tank can be subjected to hydrophilic modification, so that the outer wall surface of the evaporation tank is more fully utilized, the hydrophilic modification area is increased to a greater extent, and the evaporation area is further increased; in addition, it is easy to process.
The overflow recovery tank left end passes through overflow pipe fixed stay, and the right-hand member hangs and installs on two heat pipes, the mounting structure of overflow recovery tank and simple to the firm nature and the steadiness of installation are good, can further reduction in production cost.
Preferably, the hydrophobic membrane is a nano anti-sticking and anti-pollution ceramic coating.
The top at evaporation tank both ends and the top of both sides are located same height, just so can guarantee that hydrophilic modified part all has the overflow sea water, and then just can make hydrophilic modification maximize.
The cross section of the overflow recycling groove is arc-shaped with the arc top down, and the right end of the overflow recycling groove is slightly higher than the left end, so that seawater in the overflow recycling groove flows out from the overflow pipe quickly, and the overflow amount of the seawater in the desalter can be reflected in time, so that the water inlet speed can be controlled better.
Preferably, the hydrophilic membrane is plasma sprayed alumina.
The water inlet pipe is composed of two vertical sections staggered up and down and a horizontal S section in the middle, and the bottom wall of the highest point of the horizontal S section is higher than the top wall of the lowest point. On one hand, the water inlet pipe is simple in shape and easy to process and manufacture; on the other hand, the structure of the water inlet pipe is equivalent to a communicating vessel, and the loss of water vapor and heat in the desalter can be reduced or prevented.
In a similar way, the structure of the water outlet pipe is the same as that of the water inlet pipe.
Preferably, the condensation sleeve, the evaporation tank, the heat conduction pipe, the first flange, the second flange, the overflow recovery tank, the overflow pipe, the water inlet pipe and the water outlet pipe are all made of stainless steel.
Has the advantages that: the invention has the advantages of ingenious design, simple structure, easy processing and assembly and low production cost; the overflow recovery tank is hung at the lower end of the evaporation tank, and the overflow seawater is collected and discharged, so that the evaporation loss of condensed water due to the absorption of heat of the evaporation tank can be prevented, the outer wall surface of the evaporation tank can be more fully utilized, the hydrophilic modification area is increased to a greater extent, and the evaporation area is increased; meanwhile, the inner wall of the condensation sleeve is provided with the hydrophobic membrane, so that heat transfer can be enhanced, condensation is promoted, and the backflow rate of fresh water is increased. The cleaning work in the later period is convenient, wherein the flange (convenient to disassemble) and the hydrophobic membrane (anti-pollution and anti-adhesion) play an important role.
Drawings
FIG. 1 is a schematic structural diagram of the present invention.
FIG. 2 is a schematic view of the structure of the left end of the overflow recovery tank of the present invention.
Fig. 3 is a schematic structural view of the right end of the overflow recovery tank of the present invention.
Fig. 4 is a schematic cross-sectional view of the present invention.
Fig. 5 is a schematic structural view of the water inlet pipe of the present invention.
Detailed Description
The invention is further illustrated by the following examples in conjunction with the accompanying drawings:
as shown in fig. 1 to 5, the present invention is composed of a condensation sleeve 1, an evaporation tank 2, a heat transfer pipe 3, a first flange 4, a second flange 5, an overflow recovery tank 6, an overflow pipe 7, a water inlet pipe 8, a water outlet pipe 9, and the like. Wherein, the condensation sleeve 1 is a straight-through pipe structure and is made of stainless steel. A hydrophobic membrane 1a is arranged on the inner wall of the condensation sleeve 1, and the hydrophobic membrane 1a is preferably a nano anti-sticking and anti-pollution ceramic coating. Of course, other suitable materials may be used for the hydrophobic membrane 1a as an equivalent. The left end welding of condensation sleeve 1 first flange 4, the right-hand member welding second flange 5 of condensation sleeve 1, both ends are sealed by first flange 4 and second flange 5 respectively about condensation sleeve 1, and first flange 4 and second flange 5 are made by the stainless steel.
As shown in fig. 1 and 4, an evaporation tank 2 is disposed in a condensation casing 1, the structure of the evaporation tank 2 is the same as that of the prior art, and details are not repeated herein, and the tops of both ends of the evaporation tank 2 and the tops of both sides are located at the same height. The evaporation tank 2 is also made of stainless steel, and a hydrophilic film 2a is provided on the outer wall of the evaporation tank 2 on the circumferential side, and the hydrophilic film 2a is preferably plasma-sprayed alumina. Of course, other suitable materials for the hydrophilic membrane 2a may be used as an equivalent. Two heat conduction pipes 3 are arranged in parallel front and back, and the two heat conduction pipes 3 sequentially pass through the first flange 4, the evaporation tank 2 and the second flange 5, so that the evaporation tank 2 is fixed in the condensation sleeve 1.
As shown in fig. 1, 2, 3 and 4, the seawater overflowed from the evaporation tank 2 is collected by the overflow recovery tank 6, the overflow recovery tank 6 is arranged under the evaporation tank 2, the cross section of the overflow recovery tank 6 is in the shape of an arc with the arc top downward, the right end of the overflow recovery tank 6 is slightly higher than the left end, and the bottom of the evaporation tank 2 is positioned in the overflow recovery tank 6. The overflow recovery tank 6 is made of stainless steel, the overflow pipe 7 is connected to the bottom of the left end plate of the overflow recovery tank 6, the overflow pipe 7 extends out of the first flange 4, and the left end of the overflow recovery tank 6 is fixedly supported by the overflow pipe 7. The bottom of the right end plate of the overflow recovery tank 6 is integrally formed with two support lugs 6a with hanging holes, each support lug 6a corresponds to one heat conduction pipe 3, and the right end of the overflow recovery tank 6 is hung on the two heat conduction pipes 3 through the two support lugs 6 a.
As shown in fig. 1 and 5, a water inlet pipe 8 is provided on the top wall of the middle portion of the condensation casing 1, and the water inlet pipe 8 is made of stainless steel. The water inlet pipe 8 is composed of two vertical sections staggered up and down and a middle horizontal S section, and the bottom wall of the highest point of the horizontal S section is higher than the top wall of the lowest point (see line a is higher than line b in figure 5). The lower port of the water inlet pipe 8 penetrates through the top wall of the condensation sleeve 1 and extends into the evaporation tank 2. The bottom wall in the middle of the condensation sleeve 1 is connected with a water outlet pipe 9, the structure of the water outlet pipe 9 is the same as that of the water inlet pipe 8, and the water outlet pipe 9 is also made of stainless steel. And the water outlet pipe 9 is communicated with the inside of the condensation sleeve 1.
The working principle of the invention is as follows:
seawater enters the evaporation tank 2 through the water inlet pipe 8, the evaporation tank 2 and seawater on the hydrophilic membrane 2a are heated through the heat conduction pipe 3, steam is generated to be condensed on the hydrophobic membrane 1a on the inner wall surface of the condensation sleeve 1, the generated fresh water quickly slides to the bottom of the condensation sleeve 1 along the hydrophobic membrane 1a, the fresh water is gathered at the bottom of the condensation sleeve 1 and then flows out through the water outlet pipe 9, and finally enters a fresh water storage tank (not shown in the figure). Meanwhile, the excessive overflow seawater on the outer wall surfaces of the two sides of the evaporation tank 2 is collected by the overflow recovery tank 6 and finally discharged from the overflow pipe 7.
Claims (8)
1. The utility model provides a tubular seawater desalination device that surface modification is reinforceed, includes condenser tube (1), evaporation tank (2) and heat pipe (3), its characterized in that: a hydrophobic membrane (1a) is arranged on the inner wall of the condensation sleeve (1), the left end and the right end of the condensation sleeve (1) are respectively sealed by a first flange (4) and a second flange (5), two heat conduction pipes (3) which are arranged side by side from front to back sequentially penetrate through the first flange (4), an evaporation tank (2) and the second flange (5) to ensure that the evaporation tank (2) is fixed in the condensation sleeve (1), a hydrophilic membrane (2a) is arranged on the outer wall of the periphery of the evaporation tank (2), seawater overflowed from the evaporation tank (2) is collected by an overflow recovery tank (6), the overflow recovery tank (6) is arranged under the evaporation tank (2), the bottom of the evaporation tank (2) is positioned in the overflow recovery tank (6), an overflow pipe (7) is connected to the bottom of the left end plate of the overflow recovery tank (6), the overflow pipe (7) extends out of the first flange (4), and the left end of the overflow recovery tank (6) is fixedly supported by the overflow pipe (7), two lugs (6a) with hanging holes are integrally formed at the bottom of the right end plate of the overflow recovery tank (6), and the right end of the overflow recovery tank (6) is hung on the two heat conduction pipes (3) through the two lugs (6 a); set up inlet tube (8) on the roof at condensation sleeve (1) middle part, during the lower port of this inlet tube (8) stretched into evaporation tank (2), the diapire at condensation sleeve (1) middle part had connect outlet pipe (9), outlet pipe (9) and the inside intercommunication of condensation sleeve (1).
2. The surface modification enhanced tubular seawater desalination apparatus of claim 1, wherein: the hydrophobic membrane (1a) is a nano anti-sticking and anti-pollution ceramic coating.
3. The surface modification enhanced tubular seawater desalination apparatus of claim 1, wherein: the tops of the two ends of the evaporation tank (2) and the tops of the two sides are positioned at the same height.
4. The surface modification enhanced tubular seawater desalination apparatus of claim 1, wherein: the cross section of the overflow recovery tank (6) is arc-shaped with the arc top below, and the right end of the overflow recovery tank (6) is slightly higher than the left end.
5. The surface modification enhanced tubular seawater desalination apparatus of claim 1, wherein: the hydrophilic film (2a) is plasma sprayed alumina.
6. The surface-modified enhanced tubular seawater desalination apparatus as claimed in claim 1, 2, 3, 4 or 5, wherein: the water inlet pipe (8) is composed of two vertical sections which are staggered up and down and a horizontal S section in the middle, and the bottom wall of the highest point of the horizontal S section is higher than the top wall of the lowest point.
7. The surface modification enhanced tubular seawater desalination apparatus of claim 6, wherein: the structure of the water outlet pipe (9) is the same as that of the water inlet pipe (8).
8. The surface modification enhanced tubular seawater desalination apparatus of claim 7, wherein: the condenser tube (1), the evaporation tank (2), the heat conduction pipe (3), the first flange (4), the second flange (5), the overflow recovery tank (6), the overflow pipe (7), the water inlet pipe (8) and the water outlet pipe (9) are all made of stainless steel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710362438.8A CN107082462B (en) | 2017-05-22 | 2017-05-22 | Surface modification reinforced tubular seawater desalination device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710362438.8A CN107082462B (en) | 2017-05-22 | 2017-05-22 | Surface modification reinforced tubular seawater desalination device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN107082462A CN107082462A (en) | 2017-08-22 |
| CN107082462B true CN107082462B (en) | 2020-07-14 |
Family
ID=59607423
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710362438.8A Expired - Fee Related CN107082462B (en) | 2017-05-22 | 2017-05-22 | Surface modification reinforced tubular seawater desalination device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107082462B (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111609558B (en) * | 2020-05-15 | 2022-01-07 | 华帝股份有限公司 | Method for preventing water pipe from being corroded and water heater using same |
| CN116199292B (en) * | 2023-04-20 | 2024-05-28 | 桂林理工大学 | Surface super-hydrophilic modified sea water desalinator |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2012135750A (en) * | 2010-12-27 | 2012-07-19 | Shinwa Corp | Method for producing fresh water from seawater |
| CN103387308A (en) * | 2013-08-13 | 2013-11-13 | 国家海洋局天津海水淡化与综合利用研究所 | Multi-effect membrane distillation-multistage flash evaporation seawater desalination system |
Family Cites Families (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6908533B2 (en) * | 2002-01-17 | 2005-06-21 | Ovation Products Corporation | Rotating heat exchanger |
| DE102008026673A1 (en) * | 2008-06-04 | 2009-12-10 | Thomas, Hans Werner | Solar seawater desalination system comprises an evaporation chamber with a surface absorbing sun radiation and/or made of a material absorbing the sun radiation, a speed-controlled ventilator, through which the air is supplied, and a pump |
| KR101394517B1 (en) * | 2012-03-09 | 2014-05-13 | 김종민 | Apparatus for desalinating the seawater |
| CN102603022B (en) * | 2012-03-19 | 2013-04-10 | 北京理工大学 | Hydrophilic evaporation tank for tubular solar desalination device |
| CN103964524B (en) * | 2014-04-29 | 2015-07-01 | 北京理工大学 | Solar energy sea water desalinization device based on reflection and total reflection |
| CN104591327B (en) * | 2014-09-19 | 2018-06-15 | 集美大学 | Loop heat pipe formula cylinder type solar energy sea water desalination apparatus |
| CN105478102A (en) * | 2016-02-05 | 2016-04-13 | 扬州大学 | Method for preparing catalyst for electrical catalytic degradation of organic wastewater |
-
2017
- 2017-05-22 CN CN201710362438.8A patent/CN107082462B/en not_active Expired - Fee Related
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2012135750A (en) * | 2010-12-27 | 2012-07-19 | Shinwa Corp | Method for producing fresh water from seawater |
| CN103387308A (en) * | 2013-08-13 | 2013-11-13 | 国家海洋局天津海水淡化与综合利用研究所 | Multi-effect membrane distillation-multistage flash evaporation seawater desalination system |
Also Published As
| Publication number | Publication date |
|---|---|
| CN107082462A (en) | 2017-08-22 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN102603022B (en) | Hydrophilic evaporation tank for tubular solar desalination device | |
| CN107082462B (en) | Surface modification reinforced tubular seawater desalination device | |
| CN110563064A (en) | Solar distillation device with interface heating function | |
| CN207779166U (en) | A kind of thermal power generation condenser that can be cleaned automatically | |
| CN103940126B (en) | Based on Natural Circulation solar energy loop type thermal-collecting tube and the method for heat transfer modified surface | |
| CN110512270A (en) | A kind of plating pollution emission reduction device | |
| CN201514055U (en) | Vacuum tube type solar thermal collector | |
| CN211733892U (en) | Solar distillation device with interface heating function | |
| CN109592731A (en) | A kind of high yield water rate pipe type solar energy distillation equipment of environmental protection | |
| RU2432197C1 (en) | Device for cleaning and recovery of off-gases | |
| CN101053696A (en) | Central pipe film-falling drying pot reboiling device for vacuum water distilling and generating oxygen-18 | |
| CN211513465U (en) | Flash evaporator for producing fatty acid methyl ester | |
| CN109502868B (en) | Control method for sewage treatment with three-in-one structure | |
| CN203949392U (en) | A kind of superthermal two inner bag solar engineering double-row heat collectors of U-shaped pipe of leading | |
| CN205072666U (en) | High efficiency kettle | |
| CN210645407U (en) | Landscape water body purification circulating device | |
| CN219615241U (en) | Novel waste incineration flue gas sodium-based wet deacidification tower | |
| CN216360405U (en) | Simple and easy efficient solar still | |
| CN208756986U (en) | A kind of Novel internal circulation formula graphite evaporator | |
| CN201057488Y (en) | Straight type photothermal pipe solar device | |
| CN210638270U (en) | Novel water heater | |
| CN219624258U (en) | Water tank liner of water heater | |
| CN215366368U (en) | Waste water recycling device for cheese dyeing | |
| CN212457457U (en) | Anti-explosion tube vacuum heat collecting tube | |
| CN205328648U (en) | Sea water atomizing purifier |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20200714 Termination date: 20210522 |