CN220283712U - Device for degrading organic matter-containing or heavy metal ion-containing waste liquid by using light in laboratory - Google Patents
Device for degrading organic matter-containing or heavy metal ion-containing waste liquid by using light in laboratory Download PDFInfo
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- CN220283712U CN220283712U CN202321861746.2U CN202321861746U CN220283712U CN 220283712 U CN220283712 U CN 220283712U CN 202321861746 U CN202321861746 U CN 202321861746U CN 220283712 U CN220283712 U CN 220283712U
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- shell
- waste liquid
- heavy metal
- metal ions
- organic matters
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- 239000007788 liquid Substances 0.000 title claims abstract description 59
- 239000002699 waste material Substances 0.000 title claims abstract description 57
- 229910001385 heavy metal Inorganic materials 0.000 title claims abstract description 27
- 230000000593 degrading effect Effects 0.000 title abstract description 5
- 239000005416 organic matter Substances 0.000 title description 7
- 230000001699 photocatalysis Effects 0.000 claims abstract description 29
- 150000002500 ions Chemical class 0.000 claims abstract description 26
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 21
- 238000001782 photodegradation Methods 0.000 claims abstract description 16
- 230000005540 biological transmission Effects 0.000 claims abstract description 15
- 239000003054 catalyst Substances 0.000 claims abstract description 11
- 238000000576 coating method Methods 0.000 claims abstract description 11
- 239000000463 material Substances 0.000 claims abstract description 8
- 239000011521 glass Substances 0.000 claims abstract description 5
- 239000011248 coating agent Substances 0.000 claims description 8
- 239000010453 quartz Substances 0.000 claims description 3
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N silicon dioxide Inorganic materials O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims description 3
- 239000012780 transparent material Substances 0.000 claims description 3
- 239000002135 nanosheet Substances 0.000 claims 1
- 238000005452 bending Methods 0.000 abstract description 4
- 238000011068 loading method Methods 0.000 abstract description 2
- 238000004134 energy conservation Methods 0.000 abstract 1
- 230000007613 environmental effect Effects 0.000 abstract 1
- 230000015556 catabolic process Effects 0.000 description 17
- 238000006731 degradation reaction Methods 0.000 description 17
- 238000006243 chemical reaction Methods 0.000 description 6
- 238000005516 engineering process Methods 0.000 description 5
- 238000004065 wastewater treatment Methods 0.000 description 5
- 239000003344 environmental pollutant Substances 0.000 description 4
- 231100000719 pollutant Toxicity 0.000 description 4
- 239000000126 substance Substances 0.000 description 4
- 238000000034 method Methods 0.000 description 3
- 238000007146 photocatalysis Methods 0.000 description 3
- 238000013033 photocatalytic degradation reaction Methods 0.000 description 3
- 238000013032 photocatalytic reaction Methods 0.000 description 3
- 238000000746 purification Methods 0.000 description 3
- 239000010865 sewage Substances 0.000 description 3
- 230000002195 synergetic effect Effects 0.000 description 3
- 239000002351 wastewater Substances 0.000 description 3
- 238000006555 catalytic reaction Methods 0.000 description 2
- 230000005611 electricity Effects 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 238000012423 maintenance Methods 0.000 description 2
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 1
- 229920000877 Melamine resin Polymers 0.000 description 1
- OAICVXFJPJFONN-UHFFFAOYSA-N Phosphorus Chemical compound [P] OAICVXFJPJFONN-UHFFFAOYSA-N 0.000 description 1
- NINIDFKCEFEMDL-UHFFFAOYSA-N Sulfur Chemical compound [S] NINIDFKCEFEMDL-UHFFFAOYSA-N 0.000 description 1
- 238000009825 accumulation Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000003197 catalytic effect Effects 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- XUJNEKJLAYXESH-UHFFFAOYSA-N cysteine Natural products SCC(N)C(O)=O XUJNEKJLAYXESH-UHFFFAOYSA-N 0.000 description 1
- 235000018417 cysteine Nutrition 0.000 description 1
- 238000000354 decomposition reaction Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000008021 deposition Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000003814 drug Substances 0.000 description 1
- 229940079593 drug Drugs 0.000 description 1
- 238000003912 environmental pollution Methods 0.000 description 1
- 238000005189 flocculation Methods 0.000 description 1
- 230000016615 flocculation Effects 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
- 229910002804 graphite Inorganic materials 0.000 description 1
- 239000010439 graphite Substances 0.000 description 1
- 231100000086 high toxicity Toxicity 0.000 description 1
- 238000002347 injection Methods 0.000 description 1
- 239000007924 injection Substances 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- JDSHMPZPIAZGSV-UHFFFAOYSA-N melamine Chemical compound NC1=NC(N)=NC(N)=N1 JDSHMPZPIAZGSV-UHFFFAOYSA-N 0.000 description 1
- 238000012544 monitoring process Methods 0.000 description 1
- JMANVNJQNLATNU-UHFFFAOYSA-N oxalonitrile Chemical compound N#CC#N JMANVNJQNLATNU-UHFFFAOYSA-N 0.000 description 1
- 239000002957 persistent organic pollutant Substances 0.000 description 1
- 229910052698 phosphorus Inorganic materials 0.000 description 1
- 239000011574 phosphorus Substances 0.000 description 1
- 239000011941 photocatalyst Substances 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 238000007639 printing Methods 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 238000001338 self-assembly Methods 0.000 description 1
- 238000001179 sorption measurement Methods 0.000 description 1
- 229910052717 sulfur Inorganic materials 0.000 description 1
- 239000011593 sulfur Substances 0.000 description 1
- 230000000007 visual effect Effects 0.000 description 1
Classifications
-
- 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
- Y02W—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
- Y02W10/00—Technologies for wastewater treatment
- Y02W10/30—Wastewater or sewage treatment systems using renewable energies
- Y02W10/37—Wastewater or sewage treatment systems using renewable energies using solar energy
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- Physical Water Treatments (AREA)
- Catalysts (AREA)
Abstract
The utility model discloses a device for photodegradation of waste liquid containing organic matters or heavy metal ions in a laboratory, which comprises a shell, wherein one side of the top of the shell is provided with a water inlet, the bottom of the shell is provided with a water outlet pipe, a driving motor is arranged in the middle of the top of the shell, a transmission shaft is vertically arranged in the shell, the upper end of the transmission shaft penetrates through the top of the shell and is connected with the driving motor, a plurality of variable-bending photocatalytic blades are detachably arranged at the lower part of the transmission shaft, the surfaces of the variable-bending photocatalytic blades are provided with catalyst coatings, the inner wall of the shell is provided with a waste liquid concentration sensor, the outer wall of the shell is provided with a display screen, and the waste liquid concentration sensor is electrically connected with the display screen. The utility model adopts the shell made of water-proof and light-transmitting materials, can transmit visible light, and is preferably a glass cover when loading liquid, thereby degrading organic matters or heavy metal ions in two environments of visible light and ultraviolet light, really realizing energy conservation and emission reduction, and having strong environmental adaptability and good continuity.
Description
Technical Field
The utility model relates to a device for photodegradation of waste liquid containing organic matters or heavy metal ions in a laboratory.
Background
Laboratory wastewater is more and more concerned by people due to the characteristics of less total discharge amount, complex variety change, discontinuous discharge, changeable concentration and larger pollution and hazard degree to the environment. At present, the wastewater treatment mainly has the following problems: firstly, the pollutant in the wastewater has high toxicity, high degradation difficulty, good dispersibility in the wastewater, high treatment difficulty, difficulty in thoroughly removing the pollutant by using the traditional water treatment technology (such as flocculation, electrolytic deposition and physical adsorption), and serious influence on the environment and human health caused by the discharge of the pollutant; in addition, a large amount of manpower and material resources are consumed in waste liquid transportation, and waste is caused to resources; meanwhile, as the total amount of the laboratory waste liquid is small, the laboratory waste liquid needs to be piled up for a certain time to accumulate a certain amount and then is treated in a centralized way, and if volatile substances or medicines contained in the laboratory waste liquid undergo secondary chemical reaction in a waste liquid barrel, safety accidents can occur. Therefore, the development of efficient laboratory wastewater treatment technologies is critical to the protection of the environment and human health.
Photocatalytic technology is a leading-edge technology capable of alleviating energy shortage and improving environmental pollution. The photocatalysis technology is an effective wastewater treatment method, can degrade organic pollutants in water body without selectivity, and has thorough decomposition and no secondary pollution to the environment. The principle is that the photocatalyst is utilized to absorb light energy to generate electron-hole pairs so as to promote the degradation and removal of organic matters and heavy metal ions.
However, some problems exist with existing partial photocatalytic degradation devices. The purification is realized by only using the lamp tube irradiation, natural sunlight is not effectively utilized, and sewage cannot flow in the equipment, so that the defects of long degradation period and low degradation efficiency exist. Therefore, in order to solve these problems, development of a more advanced photocatalytic degradation device is required to improve the reaction efficiency and stability thereof, so that the photocatalytic degradation device can degrade pollutants more efficiently to improve the reaction efficiency and stability thereof, and application and popularization of a photocatalytic technology in the field of wastewater treatment are promoted, thereby realizing more efficient and environment-friendly wastewater treatment.
Disclosure of Invention
In order to solve the technical problems, the utility model provides a device for photodegradation of waste liquid containing organic matters or heavy metal ions for a laboratory, which has a simple structure and high degradation efficiency.
The technical scheme for solving the technical problems is as follows: the utility model provides a device that photodegradation contains organic matter or heavy metal ion waste liquid in laboratory, includes the casing, open casing top one side has the water inlet, and the casing bottom sets up the outlet pipe, be equipped with driving motor in the middle of the casing top, vertically set up a transmission shaft in the casing, the transmission shaft upper end passes the casing top and links to each other with driving motor, and transmission shaft lower part can be dismantled and be equipped with a plurality of flexible photocatalytic blades, and flexible photocatalytic blade surface is equipped with the catalyst coating, be equipped with waste liquid concentration sensor on the shells inner wall, be equipped with the display screen on the shells outer wall, waste liquid concentration sensor is connected with the display screen electricity.
Above-mentioned laboratory is with degradation device that contains organic matter or heavy metal ion waste liquid, the casing adopts water proof printing opacity material to make, the big one side of turning photocatalytic blade camber is installed to being close to shells inner wall one side.
The device for photodegradation of waste liquid containing organic matters or heavy metal ions in the laboratory is characterized in that the shell is a glass cover.
Above-mentioned laboratory is with degradation device that contains organic matter or heavy metal ion waste liquid, the transmission shaft is the hollow tube of transparent material, can dismantle in the hollow tube and be equipped with the ultraviolet LED fluorescent lamp, the little one side of turning photocatalytic blade curvature is installed to being close to shells inner wall one side.
The device for photodegradation of waste liquid containing organic matters or heavy metal ions for the laboratory is characterized in that a solar panel is arranged outside the shell and connected with the driving motor to supply power to the driving motor.
The device for photodegradation of waste liquid containing organic matters or heavy metal ions in the laboratory comprises a catalyst coating which is nano-sheet-shaped P/S-C 3 N 4 And (3) a catalyst coating.
The device for photodegradation of waste liquid containing organic matters or heavy metal ions for the laboratory is characterized in that a quartz sleeve is arranged outside the ultraviolet LED light pipe.
Above-mentioned laboratory is with device that degradation contains organic matter or heavy metal ion waste liquid, the casing bottom is equipped with the wheel of being convenient for remove.
The utility model has the beneficial effects that:
1. according to the utility model, the shell made of the waterproof and light-transmitting material is adopted, so that the visible light can be transmitted, and the glass cover is preferred when the liquid is loaded, thereby degrading organic matters or heavy metal ions in two environments of visible light and ultraviolet light, saving energy and reducing emission are practically realized, and the environment adaptability is strong and the continuity is good; meanwhile, the wheels convenient to move are arranged at the bottom of the shell, so that the device can be moved, and a user can use the device conveniently under different scenes.
2. The utility model is provided with the replaceable photocatalysis blades with changeable curvature, when solar light is used for degradation, one side with large curvature is arranged close to the inner wall of the shell, and when ultraviolet light emitted by the ultraviolet LED lamp tube is used for degradation, one side with small curvature is arranged close to the inner wall of the shell; the utilization rate of the light source is improved by improving the active surface of the photocatalytic reaction, and meanwhile, the photocatalytic blades can rotate under the drive of the driving motor while improving the photocatalytic efficiency, so that the flow of water is promoted, the active sites of the adsorption-photocatalytic synergistic reaction are increased, and the light source is blocked less.
3. The driving motor is driven by the solar panel or the power supply, the rotation of the driving motor is realized by supplying power to the driving motor, so that waste liquid flows, a small amount of substances attached to the photocatalytic blades are stripped, and the photocatalytic efficiency of the device is stabilized.
4. According to the utility model, the waste liquid concentration sensor is arranged on the inner wall of the shell, so that the change of the concentration of the waste liquid can be monitored in real time, and further whether the photocatalytic reaction process is complete or not can be judged.
5. According to the utility model, the water inlet is arranged at the top of the shell, the water outlet pipe is arranged at the bottom of the shell, the fluid motion rule is met, an additional air injection device and a water pump are not required, the energy is saved, the environment is protected, and the working noise is low. When degradation, only need pour waste liquid into the casing from the water inlet, utilize waste liquid concentration sensor to detect its concentration variation, when waste liquid degradation is accomplished, open the water valve, go out water from the outlet pipe, can realize the purification to sewage, operation flow is simple, and can guarantee laboratory safety well, improve the utilization ratio to the resource.
Drawings
Fig. 1 is a schematic diagram of a front view structure of the present utility model.
Fig. 2 is a schematic view of the installation of the photocatalytic blade when sunlight is used as a light source.
FIG. 3 is a schematic view showing the installation of the photocatalytic blade when ultraviolet light is used as a light source in the present utility model.
Description of the embodiments
The utility model is further described below with reference to the drawings and examples.
As shown in figure 1, the device for degrading organic matter or heavy metal ion-containing waste liquid by using light in a laboratory comprises a shell 6, wherein a water inlet 10 is formed in one side of the top of the shell 6, and a water outlet pipe 1 is arranged at the bottom of the shell 6; be equipped with waste liquid concentration sensor 4 on the casing 6 inner wall, be equipped with display screen 2 on the casing 6 outer wall, waste liquid concentration sensor 4 is connected with the display screen 2 electricity, but real time monitoring waste liquid concentration changes along with the time through display screen 2 to visual display is on display screen 2, and then judges whether the photocatalytic reaction process is complete. When in degradation, only waste liquid is poured into the shell 6 from the water inlet 10, the concentration change of the waste liquid is detected by the waste liquid concentration sensor 4, and the concentration is displayed on the display screen 2 in real time. Along with the progress of catalytic reaction, waste liquid concentration reduces, and when waste liquid concentration numerical value no longer changes, catalytic reaction is complete, and waste liquid degradation is accomplished, after the waste liquid degradation is accomplished, open the water valve, follow outlet pipe 1 drainage, can realize the purification to sewage.
The middle of the top of the shell 6 is provided with a driving motor 9, the inside of the shell 6 is vertically provided with a transmission shaft 8, the upper end of the transmission shaft 8 penetrates through the top of the shell 6 and is connected with the driving motor 9, the lower part of the transmission shaft 8 is detachably provided with a plurality of variable-bending photocatalytic blades 5, the surfaces of the variable-bending photocatalytic blades 5 are provided with catalyst coatings, and the catalyst coatings are nano-sheet-shaped P/S-C 3 N 4 A catalyst coating; the P/S-C 3 N 4 The catalyst adopts melamine as raw material, and C is respectively adopted 16 H 35 O 4 P (P2O 4) and cysteine are used as phosphorus source and sulfur source required by doping, and the preparation method is carried out by adopting a supermolecule self-assembly method, the doped graphite phase carbon nitride has good photocatalytic performance, can degrade organic matters and heavy metal ions, does not contain harmful substances such as heavy metal ions, is environment-friendly, and meanwhile, is P/S-C 3 N 4 Has a nano lamellar structure and is suitable for being used as a coating material.
The shell 6 is made of a waterproof and light-transmitting material, preferably a glass cover, and can transmit visible light while loading liquid; the transmission shaft 8 is a hollow tube made of transparent materials, and an ultraviolet LED light pipe 7 is detachably arranged in the hollow tube; the ultraviolet LED light pipe 7 can be replaced with different wavelengths and powers according to experimental requirements, so that degradation of different types of waste liquid is realized; the ultraviolet LED light pipe 7 is provided with a quartz sleeve for isolating waste liquid.
As shown in fig. 2, when solar degradation is used, the side of the variable-curvature photocatalytic blade 5 having a large curvature is mounted to the side close to the inner wall of the housing 6; as shown in fig. 3, when the ultraviolet light emitted from the ultraviolet LED lamp is degraded, the side of the variable-curvature photocatalytic blade 5 with small curvature is mounted to the side close to the inner wall of the housing 6 to reduce the shielding of the light source, thereby increasing the adsorption-photocatalytic synergistic reaction active sites.
The solar panel 11 is arranged outside the shell 6, and the solar panel 11 is connected with the driving motor 9 to supply power to the driving motor 9; through supplying power to driving motor 9, realize driving motor 9's rotation, drive photocatalytic blade 5 through the axis of rotation and carry out the circumference rotation, and then make the waste liquid flow, make a small amount of substances that adhere to on photocatalytic blade 5 peel off, increase absorption-photocatalysis synergistic reaction active site, make device photocatalytic efficiency stable and reliable.
The bottom of the shell 6 is provided with wheels 12, so that the device can be moved, and a user can use the device conveniently in different scenes.
Aiming at a small amount of experimental waste liquid with relatively single components, the utility model effectively degrades the experimental waste liquid in time by using energy-saving and environment-friendly renewable resources, namely sunlight, well solves the problems of danger caused by accumulation of the laboratory waste liquid and manpower and material resources consumed by transporting the waste liquid, and has simple structure and convenient later maintenance and cleaning. When the catalytic effect of the reactor is not ideal after long-term use, the shell 6 can be cleaned or the photocatalytic blades 5 can be replaced. When the device needs to be maintained, the water outlet pipe 1 can be opened, and the water body is emptied for maintenance.
Claims (8)
1. A device for photodegradation of waste liquid containing organic matters or heavy metal ions in a laboratory is characterized in that: the device comprises a shell, a water inlet is formed in one side of the top of the shell, a water outlet pipe is arranged at the bottom of the shell, a driving motor is arranged in the middle of the top of the shell, a transmission shaft is vertically arranged in the shell, the upper end of the transmission shaft penetrates through the top of the shell and is connected with the driving motor, a plurality of buckling photocatalytic blades are detachably arranged on the lower portion of the transmission shaft, a catalyst coating is arranged on the surface of each buckling photocatalytic blade, a waste liquid concentration sensor is arranged on the inner wall of the shell, a display screen is arranged on the outer wall of the shell, and the waste liquid concentration sensor is electrically connected with the display screen.
2. The device for photodegradation of waste liquid containing organic matters or heavy metal ions for laboratory according to claim 1, wherein: the shell is made of waterproof and light-transmitting materials, and one side with large curvature of the variable-curvature photocatalytic blade is arranged on one side close to the inner wall of the shell.
3. The device for photodegradation of waste liquid containing organic matters or heavy metal ions for laboratory according to claim 2, wherein: the shell is a glass cover.
4. The device for photodegradation of waste liquid containing organic matters or heavy metal ions for laboratory according to claim 1, wherein: the transmission shaft is a hollow tube made of transparent materials, an ultraviolet LED light pipe is detachably arranged in the hollow tube, and one side with small curvature of the variable-curvature photocatalytic blade is arranged on one side close to the inner wall of the shell.
5. The device for photodegradation of waste liquid containing organic matters or heavy metal ions for laboratory according to claim 1, wherein: the solar panel is arranged outside the shell and connected with the driving motor to supply power to the driving motor.
6. The device for photodegradation of waste liquid containing organic matters or heavy metal ions for laboratory according to claim 1, wherein: the catalyst coating is nano-sheet P/S-C 3 N 4 And (3) a catalyst coating.
7. The device for photodegradation of waste liquid containing organic matters or heavy metal ions for laboratory according to claim 4, wherein: and a quartz sleeve is arranged outside the ultraviolet LED light pipe.
8. The device for photodegradation of waste liquid containing organic matters or heavy metal ions for laboratory according to claim 1, wherein: the bottom of the shell is provided with wheels convenient to move.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321861746.2U CN220283712U (en) | 2023-07-17 | 2023-07-17 | Device for degrading organic matter-containing or heavy metal ion-containing waste liquid by using light in laboratory |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321861746.2U CN220283712U (en) | 2023-07-17 | 2023-07-17 | Device for degrading organic matter-containing or heavy metal ion-containing waste liquid by using light in laboratory |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220283712U true CN220283712U (en) | 2024-01-02 |
Family
ID=89327151
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321861746.2U Active CN220283712U (en) | 2023-07-17 | 2023-07-17 | Device for degrading organic matter-containing or heavy metal ion-containing waste liquid by using light in laboratory |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220283712U (en) |
-
2023
- 2023-07-17 CN CN202321861746.2U patent/CN220283712U/en active Active
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