CN111229005A - Device and method for purifying and removing toxic smoke of 3D printing equipment - Google Patents
Device and method for purifying and removing toxic smoke of 3D printing equipment Download PDFInfo
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- CN111229005A CN111229005A CN202010134349.XA CN202010134349A CN111229005A CN 111229005 A CN111229005 A CN 111229005A CN 202010134349 A CN202010134349 A CN 202010134349A CN 111229005 A CN111229005 A CN 111229005A
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- 239000000779 smoke Substances 0.000 title claims abstract description 57
- 231100000331 toxic Toxicity 0.000 title claims abstract description 36
- 230000002588 toxic effect Effects 0.000 title claims abstract description 36
- 238000010146 3D printing Methods 0.000 title claims abstract description 26
- 238000000034 method Methods 0.000 title claims abstract description 11
- 238000000746 purification Methods 0.000 claims abstract description 84
- 239000000428 dust Substances 0.000 claims abstract description 18
- 238000005485 electric heating Methods 0.000 claims abstract description 16
- 238000010438 heat treatment Methods 0.000 claims description 26
- 239000004065 semiconductor Substances 0.000 claims description 13
- 239000002344 surface layer Substances 0.000 claims description 13
- 239000002131 composite material Substances 0.000 claims description 12
- 239000010410 layer Substances 0.000 claims description 12
- 239000003517 fume Substances 0.000 claims description 11
- 239000007788 liquid Substances 0.000 claims description 11
- 239000000843 powder Substances 0.000 claims description 11
- CSCPPACGZOOCGX-UHFFFAOYSA-N Acetone Chemical compound CC(C)=O CSCPPACGZOOCGX-UHFFFAOYSA-N 0.000 claims description 8
- 239000012295 chemical reaction liquid Substances 0.000 claims description 8
- QDOXWKRWXJOMAK-UHFFFAOYSA-N dichromium trioxide Chemical compound O=[Cr]O[Cr]=O QDOXWKRWXJOMAK-UHFFFAOYSA-N 0.000 claims description 7
- GWEVSGVZZGPLCZ-UHFFFAOYSA-N Titan oxide Chemical group O=[Ti]=O GWEVSGVZZGPLCZ-UHFFFAOYSA-N 0.000 claims description 6
- 239000011248 coating agent Substances 0.000 claims description 6
- 238000000576 coating method Methods 0.000 claims description 6
- 229920002678 cellulose Polymers 0.000 claims description 4
- 239000001913 cellulose Substances 0.000 claims description 4
- 230000001079 digestive effect Effects 0.000 claims description 4
- 239000000463 material Substances 0.000 claims description 4
- 238000002156 mixing Methods 0.000 claims description 4
- 238000004321 preservation Methods 0.000 claims description 4
- PNEYBMLMFCGWSK-UHFFFAOYSA-N aluminium oxide Inorganic materials [O-2].[O-2].[O-2].[Al+3].[Al+3] PNEYBMLMFCGWSK-UHFFFAOYSA-N 0.000 claims description 3
- 229910052878 cordierite Inorganic materials 0.000 claims description 3
- JSKIRARMQDRGJZ-UHFFFAOYSA-N dimagnesium dioxido-bis[(1-oxido-3-oxo-2,4,6,8,9-pentaoxa-1,3-disila-5,7-dialuminabicyclo[3.3.1]nonan-7-yl)oxy]silane Chemical compound [Mg++].[Mg++].[O-][Si]([O-])(O[Al]1O[Al]2O[Si](=O)O[Si]([O-])(O1)O2)O[Al]1O[Al]2O[Si](=O)O[Si]([O-])(O1)O2 JSKIRARMQDRGJZ-UHFFFAOYSA-N 0.000 claims description 3
- 239000006260 foam Substances 0.000 claims description 3
- JEIPFZHSYJVQDO-UHFFFAOYSA-N iron(III) oxide Inorganic materials O=[Fe]O[Fe]=O JEIPFZHSYJVQDO-UHFFFAOYSA-N 0.000 claims description 3
- 238000003756 stirring Methods 0.000 claims description 3
- 238000005202 decontamination Methods 0.000 claims 1
- 230000003588 decontaminative effect Effects 0.000 claims 1
- 231100000614 poison Toxicity 0.000 claims 1
- 230000007096 poisonous effect Effects 0.000 claims 1
- 230000007613 environmental effect Effects 0.000 abstract description 3
- 238000006864 oxidative decomposition reaction Methods 0.000 description 7
- 230000000694 effects Effects 0.000 description 4
- 239000012855 volatile organic compound Substances 0.000 description 3
- 238000004140 cleaning Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 238000007639 printing Methods 0.000 description 2
- 239000012429 reaction media Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000009776 industrial production Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 239000004033 plastic Substances 0.000 description 1
- 229920003023 plastic Polymers 0.000 description 1
- 229920005989 resin Polymers 0.000 description 1
- 239000011347 resin Substances 0.000 description 1
- 230000002277 temperature effect Effects 0.000 description 1
- OGIDPMRJRNCKJF-UHFFFAOYSA-N titanium oxide Inorganic materials [Ti]=O OGIDPMRJRNCKJF-UHFFFAOYSA-N 0.000 description 1
- 230000007704 transition Effects 0.000 description 1
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D53/00—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols
- B01D53/34—Chemical or biological purification of waste gases
- B01D53/74—General processes for purification of waste gases; Apparatus or devices specially adapted therefor
- B01D53/77—Liquid phase processes
- B01D53/78—Liquid phase processes with gas-liquid contact
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D46/00—Filters or filtering processes specially modified for separating dispersed particles from gases or vapours
- B01D46/10—Particle separators, e.g. dust precipitators, using filter plates, sheets or pads having plane surfaces
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D53/00—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols
- B01D53/34—Chemical or biological purification of waste gases
- B01D53/38—Removing components of undefined structure
- B01D53/44—Organic components
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- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Environmental & Geological Engineering (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Health & Medical Sciences (AREA)
- Biomedical Technology (AREA)
- Analytical Chemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- Treating Waste Gases (AREA)
Abstract
The invention relates to a device and a method for purifying and removing toxic smoke of 3D printing equipment, wherein the device comprises a smoke introducing module, a purifying module and a display and control panel integrated with a control module; the smoke leading-in module comprises a dust screen, a smoke leading-in pipe and a guide fan, wherein the rear end of the dust screen is connected with an inlet of the smoke leading-in pipe, and an outlet of the smoke leading-in pipe is connected with the guide fan; the purification module comprises an upper purification device shell, a middle purification device shell and a lower purification device shell which are connected in sequence; the upper shell of the purification device is butted with a guide fan of the smoke leading-in module; the middle shell of the purification device is internally provided with an electric heating wire and a honeycomb carrier, and is provided with a line interface; and a display and control panel is arranged on the lower shell of the purification device. The invention has the characteristics of simple structure, environmental friendliness and portable operation, and can be widely applied to the purification and removal of toxic smoke in 3D printing equipment.
Description
Technical Field
The invention relates to the technical field of 3D printing, in particular to a device and a method for purifying and removing toxic smoke of 3D printing equipment.
Background
3D printing equipment with plastics or resin as the material can produce a large amount of toxic smog because of the high temperature effect when printing spare part, and its main component is volatile organic compound (VOC for short), and the toxic smog discharges and causes serious harm to human body and environment in the air.
The 3D printing technology is widely applied to the field of industrial production as a subversive new manufacturing mode, but the toxic smog generated in the printing process is not paid enough at home and abroad at present, and an effective special purifying and removing device and a using method are lacked.
Disclosure of Invention
The invention aims to provide a device and a method for cleaning and removing toxic smoke of 3D printing equipment, which are based on the principle that a high-temperature activated oxide semiconductor generates holes and are used for cleaning and removing toxic smoke through high temperature (350)～500 deg.C) to excite the powdered oxide semiconductor, resulting in the transition of electrons in the oxide semiconductor and the generation of a large number of holes with oxidative decomposition effect, which can decompose toxic fumes into CO2And H2And O, thereby achieving the purpose of purification and removal.
The invention has the characteristics of simple structure, environmental friendliness and portable operation, and can be widely applied to the purification and removal of toxic smoke in 3D printing equipment.
In order to achieve the purpose, the technical scheme provided by the invention is as follows:
a device for purifying and removing toxic smoke of 3D printing equipment comprises a smoke leading-in module, a purifying module and a display and control panel integrated with a control module; the smoke leading-in module comprises a dust screen, a smoke leading-in pipe and a guide fan, wherein the rear end of the dust screen is connected with an inlet of the smoke leading-in pipe, and an outlet of the smoke leading-in pipe is connected with the guide fan; the purification module comprises an upper purification device shell, a middle purification device shell and a lower purification device shell which are connected in sequence; the upper shell of the purification device is butted with a guide fan of the smoke leading-in module; the middle shell of the purification device is internally provided with an electric heating wire and a honeycomb carrier, and is provided with a line interface; the purifying device is characterized in that a display and control panel is arranged on the lower shell of the purifying device, and the display and control panel is connected with the heating wires through a line interface and used for controlling the working temperature of the heating wires.
Furthermore, the power of the electric heating wire is 1kw to 3kw, one end of the honeycomb carrier is provided with a groove, the groove end of the honeycomb carrier faces the electric heating wire and is attached to the electric heating wire, the periphery of the honeycomb carrier is provided with a heat preservation ring, and the honeycomb carrier and the electric heating wire are arranged in the middle shell of the purification device together.
Furthermore, the dust screen and the air outlet of the 3D printer are fixedly connected through screws, and the dust screen and the smoke inlet pipe and the guide fan are fixedly installed through screws respectively.
Furthermore, the guiding fan, the upper purifying device shell, the middle purifying device shell and the lower purifying device shell are connected and fixed in a rotating mode through internal threads and external threads.
Furthermore, a plurality of stages of purification device middle shells are arranged in the purification device, and adjacent purification device middle shells are rotatably installed and fixed through internal threads and external threads respectively; the circuits in the middle shells of the plurality of stages of purification devices are connected through line interfaces to form a complete loop.
Furthermore, a temperature sensor is arranged in the middle shell of the purification device and used for detecting the temperature of the honeycomb carrier, and the temperature sensor is connected to the display and control panel and used for displaying the measured temperature in real time.
Furthermore, the material of the honeycomb carrier adopts one of cordierite or alumina foam, and the surface layer of the honeycomb carrier is coated with a purified reaction liquid layer.
Further, the purified reaction liquid layer is prepared as follows: mixing acetone, oxide semiconductor powder, and digestive cellulose at a ratio of (50-100): 8-12): 0.2-0.5) ml/g/g, and stirring to obtain composite solution; and uniformly coating the prepared composite liquid on the surface layer of the honeycomb carrier.
Further, the oxide semiconductor powder isTiO2、ZnO、Cr2O3、NiO、Fe2O3One or more of them.
The invention also discloses a method for purifying and removing toxic smoke of the 3D printing equipment, which comprises the following steps:
a) preparing and coating a purification reaction liquid layer on the surface layer of the honeycomb carrier;
b) the smoke guiding module, the purifying module and the control module are assembled and fixedly connected with the air outlet of the 3D printer through screws;
c) opening the control module, setting the heating temperature of the heating wires to be 450 ℃ through the operation display and control panel, and heating the purified reaction liquid layer on the surface layer of the honeycomb carrier;
d) and opening the guide fan, absorbing the toxic smoke discharged by the 3D printer, and purifying.
When the temperature of the purification module reaches a set value or above, electrons in the oxide semiconductor powder are transited to generate a large number of holes with oxidative decomposition effect, and the formed holes have excellent oxidative decomposition capability and can decompose toxic smoke into CO2And H2O。
Compared with the prior art, the invention has the beneficial effects that:
1. the invention adopts TiO2、ZnO、Cr2O3、NiO、Fe2O3Mixing the oxide semiconductor powder and other medium in certain proportion to form composite liquid, coating the composite liquid on the surface of honeycomb carrier to form oxide semiconductor coating, heating the honeycomb carrier to excite the oxide semiconductor to generate great amount of cavities, which decompose toxic smoke into CO2And H2O and H2O, simple product components and small environmental influence.
2. The device has the characteristics of simple structure, portable operation and modular structure, and is easy for industrial application.
3. The device and the using method can also be used for purifying and treating the automobile exhaust and removing volatile organic compounds in other production processes.
Drawings
FIG. 1: the invention discloses a structural schematic diagram of a device for purifying and removing toxic smoke of 3D printing equipment.
FIG. 2: the three-dimensional structure of the middle shell of the purification device is shown schematically.
FIG. 3: rear view of the intermediate housing of the purification device.
FIG. 4: the invention discloses a three-dimensional structure schematic diagram for installing a device for purifying and removing toxic smoke of 3D printing equipment and a large-scale closed 3D printer guiding fan.
In the figure: 1-dust screen, 2-smoke leading-in pipe, 3-guiding fan, 4-upper shell of purification device, 5-middle shell of purification device, 6-temperature sensor, 7-heat preservation ring, 8-honeycomb carrier, 9-lower shell of purification device, 10-display and control panel, 11-electric heating wire, 12-line interface, 13-internal thread, 14-external thread.
Detailed Description
The present invention will be further described with reference to the following specific examples.
A device for purifying and removing toxic smoke of 3D printing equipment comprises a smoke leading-in module, a purifying module and a display and control panel 10 integrated with a control module; the smoke introducing module comprises a dust screen 1, a smoke introducing pipe 2 and a guide fan 3, wherein the rear end of the dust screen 1 is connected with the inlet of the smoke introducing pipe 2, and the outlet of the smoke introducing pipe 2 is connected with the guide fan 3; the purification module comprises an upper purification device shell 4, a middle purification device shell 5 and a lower purification device shell 9 which are connected in sequence; the upper shell 4 of the purification device is butted with a guide fan 3 of the smoke leading-in module; the middle shell 5 of the purification device is internally provided with an electric heating wire 11, a honeycomb carrier 8 and a line interface 12; the purifying device is characterized in that a display and control panel 10 is installed on the lower shell 9 of the purifying device, and the display and control panel 10 is connected with the heating wire 11 through a line interface 12 and used for controlling the working temperature of the heating wire 11.
The power of the heating wire 11 is 1kw to 3kw, one end of the honeycomb carrier 8 is provided with a groove, the groove end of the honeycomb carrier 8 faces the heating wire 11 and is attached to the heating wire 11, the periphery of the honeycomb carrier 8 is provided with a heat preservation ring 7, and the honeycomb carrier 8 and the heating wire 11 are jointly arranged in the middle shell 5 of the purification device.
The dust screen 1 and the 3D printer air outlet are fixedly connected through screws, and the dust screen 1 and the smoke inlet pipe 2 as well as the smoke inlet pipe 2 and the guide fan 3 are fixedly installed through screws respectively.
The guiding fan, the upper shell 4 of the purification device, the middle shell 5 of the purification device and the lower shell 9 of the purification device are connected and fixed in a rotating mode through internal threads 13 and external threads 14.
A plurality of stages of purification device middle shells 5 are arranged in the purification device, and the adjacent purification device middle shells 5 are rotatably installed and fixed through internal threads 13 and external threads 14 respectively; the circuits in the middle shell 5 of the multi-stage purification device are connected through a line interface 12 to form a complete loop.
The purification device is characterized in that a temperature sensor 6 is arranged in the middle shell 5 and used for detecting the temperature of the honeycomb carrier 8, and the temperature sensor 6 is connected to a display and control panel 10 and used for displaying the measured temperature in real time.
The material of the honeycomb carrier 8 is one of cordierite or alumina foam, and the surface layer of the honeycomb carrier 8 is coated with a purified reaction liquid layer.
The specific embodiment is as follows:
example 1
The large-scale industrial 3D printing equipment with the closed type exhaust guide fan is used as an object, and Cr is adopted2O3The powder is a reaction medium, has a purity of 99% and a specific surface area of 3m2/g。
1. Firstly, 100mL of acetone and 10gCr2O3Pouring the powder and 0.5g of digestive cellulose into a small bowl, mixing and stirring to prepare a composite liquid;
2. taking out the honeycomb carrier 8 in the middle shell 5 of the purification device;
3. the prepared composite liquid is evenly loaded on the surface layer of the honeycomb carrier 8 through a brushFacilitating toxic smog and Cr2O3Contacting;
4. one end of the honeycomb carrier 8 with the groove faces to the heating wire 11 and is placed in the middle shell 5 of the purification device, so that the heating wire 11 is attached to the groove on the surface of the honeycomb carrier 8, the contact area of the heating wire 11 and the honeycomb carrier 8 is increased, and the heating efficiency is improved;
5. arranging the upper shell 4, the middle shell 5 and the lower shell 9 of the purification device from top to bottom in sequence, aligning the internal thread 13 and the external thread 14 of the adjacent shells, and fixing the adjacent shells in a rotating way to form a purification module;
6. the inlet end of the smoke introducing pipe 2 faces the dust screen, the smoke introducing pipe 2 and the guide fan 3 are arranged from top to bottom in sequence, and are fixed by screws to form a smoke introducing module;
7. the internal thread 13 of the guide fan 3 is aligned with the external thread 14 of the upper shell 4 of the purification device and is fixed in a rotating way, and the assembly of the purification removal device is completed;
8. connecting and fixing the dust screen 1 of the purification and removal device and the air outlet of the large-scale industrial 3D printer through screws, as shown in FIG. 4;
9. setting an operation display and control panel 10, setting the heating temperature of the middle shell of each layer of purification device to be 450 ℃, and heating the composite liquid on the surface layer of the honeycomb carrier 8;
10. when the temperature of the middle shell of each layer of the purification device is displayed on the display and control panel 10 to reach the set value or above, electrons in the oxide semiconductor powder are transited, so that a large number of holes with oxidative decomposition effect are generated, the formed holes have excellent oxidative decomposition capability, and toxic smoke can be decomposed into CO2And H2O；
11. The guide fan 3 is turned on to absorb the discharged toxic fumes and purify them.
Example 2
The 3D printer for the open type large-scale industry is used as a using object and adopts TiO2The powder is a reaction medium, and has a purity of 93% and a specific surface area of 280m2/g。
1. Firstly, the first step is to90mL of acetone, 8g of TiO20.6g of digestive cellulose is poured into a small bowl to be mixed and stirred to prepare a composite liquid;
2. taking out the honeycomb carrier 8 in the middle shell 5 of the purification device;
3. the prepared composite liquid is evenly loaded on the surface layer of the honeycomb carrier 8 through a brush, so that toxic smog and TiO are convenient2Contacting;
4. one end of the honeycomb carrier 8 with the groove faces the electric heating wire 11 and is placed back into the middle shell 5 of the purification device, so that the electric heating wire 11 is attached to the groove on the surface of the honeycomb carrier 8, the contact area of the electric heating wire 11 and the honeycomb carrier 8 is increased, and the heating efficiency is improved;
5. arranging the upper shell 4, the middle shell 5 and the lower shell 9 of the purification device from top to bottom in sequence, aligning the internal thread 13 and the external thread 14 of the adjacent shells, and fixing the adjacent shells in a rotating way to form a purification module;
6. the inlet end of the smoke introducing pipe 2 faces the dust screen, the smoke introducing pipe 2 and the guide fan 3 are arranged from top to bottom in sequence, and are fixed by screws to form a smoke introducing module;
7. the internal thread 13 of the guide fan 3 is aligned with the external thread 14 of the upper shell 4 of the purification device and is fixed in a rotating way, and the assembly of the purification removal device is completed;
8. the purification device is horizontally placed in a range of 1 meter of the 3D printer in a posture that the dustproof net 1 faces upwards;
9. operating the display and control panel 10, setting the heating temperature of the middle shell of each layer of purification device to be 450 ℃, and heating the composite liquid on the surface layer of the honeycomb carrier 8;
10. when the display and control panel 10 displays that the temperature of the middle shell of each layer of the purification device reaches a set value or above, electrons in the oxide semiconductor powder are transited, so that a large number of holes with oxidative decomposition effect are generated, the formed holes have excellent oxidative decomposition capability, and toxic smoke can be decomposed into CO2And H2O；
11. The guide fan 3 is turned on to absorb the discharged toxic fumes and purify them.
The above description is only a preferred embodiment of the present invention, and should not be taken as limiting the invention in any way, and any person skilled in the art can make any simple modification, equivalent replacement, and improvement on the above embodiment without departing from the technical spirit of the present invention, and still fall within the protection scope of the technical solution of the present invention.
Claims (10)
1. The utility model provides a device that is used for poisonous smog of 3D printing apparatus to purify to get rid of which characterized in that: comprises a smoke leading-in module, a purification module and a display and control panel integrated with a control module; the smoke leading-in module comprises a dust screen, a smoke leading-in pipe and a guide fan, wherein the rear end of the dust screen is connected with an inlet of the smoke leading-in pipe, and an outlet of the smoke leading-in pipe is connected with the guide fan; the purification module comprises an upper purification device shell, a middle purification device shell and a lower purification device shell which are connected in sequence; the upper shell of the purification device is butted with a guide fan of the smoke leading-in module; the middle shell of the purification device is internally provided with an electric heating wire and a honeycomb carrier, and is provided with a line interface; the purifying device is characterized in that a display and control panel is arranged on the lower shell of the purifying device, and the display and control panel is connected with the heating wires through a line interface and used for controlling the working temperature of the heating wires.
2. The device for 3D printing device toxic fume purification removal according to claim 1, characterized by: the power of the electric heating wire is 1 kw-3 kw, one end of the honeycomb carrier is provided with a groove, the groove end of the honeycomb carrier faces the electric heating wire and is attached to the electric heating wire, the periphery of the honeycomb carrier is provided with a heat preservation ring, and the honeycomb carrier and the electric heating wire are arranged in the middle shell of the purification device together.
3. The device for 3D printing device toxic fume purification removal according to claim 1, characterized by: the dust screen and the air outlet of the 3D printer are fixedly connected through screws, and the dust screen and the smoke inlet pipe and the guide fan are fixedly installed through screws respectively.
4. The device for 3D printing device toxic fume purification removal according to claim 1, characterized by: the guiding fan, the upper shell of the purifying device, the middle shell of the purifying device and the lower shell of the purifying device are connected and fixed in a rotating mode through internal threads and external threads.
5. The device for 3D printing device toxic fume purification removal according to claim 1, characterized by: a plurality of stages of purification device middle shells are arranged in the purification device, and adjacent purification device middle shells are rotatably installed and fixed through internal threads and external threads respectively; the circuits in the middle shells of the plurality of stages of purification devices are connected through line interfaces to form a complete loop.
6. The device for 3D printing device toxic fume purification removal according to claim 1, characterized by: the purifying device is characterized in that a temperature sensor is arranged in the middle shell and used for detecting the temperature of the honeycomb carrier, and the temperature sensor is connected to the display and control panel and used for displaying the measured temperature in real time.
7. The device for 3D printing device toxic fume purification removal according to claim 1, characterized by: the material of the honeycomb carrier is one of cordierite or alumina foam, and the surface layer of the honeycomb carrier is coated with a purified reaction liquid layer.
8. The device for 3D printing device toxic fume purification removal according to claim 6, characterized by: the purification reaction liquid layer is prepared as follows: mixing acetone, oxide semiconductor powder, and digestive cellulose at a ratio of (50-100) to (8-12):
(0.2-0.5) ml/g/g, and stirring to prepare a composite liquid; and uniformly coating the prepared composite liquid on the surface layer of the honeycomb carrier.
9. The device for 3D printing device toxic fume purification removal according to claim 7, characterized by: the oxide semiconductor powder is TiO2、ZnO、Cr2O3、NiO、Fe2O3One or more of them.
10. Method for 3D printing device toxic smoke decontamination with the device of any of claims 1-8, characterized in that: the method comprises the following steps:
a) preparing a purified reaction solution and coating the purified reaction solution on the surface layer of the honeycomb carrier;
b) the smoke guiding module, the purifying module and the control module are assembled and fixedly connected with the air outlet of the 3D printer through screws;
c) the control module is turned on, and the heating temperature of the heating wire is set to 350 ℃ through the operation display and control panel～Heating the purification reaction liquid layer on the surface layer of the honeycomb carrier at 500 ℃;
d) and opening the guide fan, absorbing the toxic smoke discharged by the 3D printer, and purifying.
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111957195A (en) * | 2020-08-13 | 2020-11-20 | 南京工程学院 | Adopt S type runner to purify device of 3D printing apparatus exhaust smog |
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| CN106807210A (en) * | 2015-12-02 | 2017-06-09 | 武永健 | A kind of honeycomb purified device and its application method for processing residential coal combustion kiln gas |
| CN107901401A (en) * | 2017-09-26 | 2018-04-13 | 芜湖天梦信息科技有限公司 | A kind of 3D printer babinet |
| CN211799991U (en) * | 2020-03-02 | 2020-10-30 | 南京工程学院 | A device that is used for poisonous smog of 3D printing apparatus to purify to get rid of |
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| CN111957195A (en) * | 2020-08-13 | 2020-11-20 | 南京工程学院 | Adopt S type runner to purify device of 3D printing apparatus exhaust smog |
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