CN115432938A - Hydrophilic nano titanium dioxide sol, film formed by using same and self-cleaning application - Google Patents
Hydrophilic nano titanium dioxide sol, film formed by using same and self-cleaning application Download PDFInfo
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- CN115432938A CN115432938A CN202211196586.4A CN202211196586A CN115432938A CN 115432938 A CN115432938 A CN 115432938A CN 202211196586 A CN202211196586 A CN 202211196586A CN 115432938 A CN115432938 A CN 115432938A
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- titanium dioxide
- nano titanium
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- dioxide sol
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- SOQBVABWOPYFQZ-UHFFFAOYSA-N oxygen(2-);titanium(4+) Chemical compound [O-2].[O-2].[Ti+4] SOQBVABWOPYFQZ-UHFFFAOYSA-N 0.000 title claims abstract description 58
- 238000004140 cleaning Methods 0.000 title claims abstract description 10
- 239000011521 glass Substances 0.000 claims abstract description 57
- 239000011248 coating agent Substances 0.000 claims abstract description 56
- 238000000576 coating method Methods 0.000 claims abstract description 56
- 239000000243 solution Substances 0.000 claims abstract description 24
- 239000007888 film coating Substances 0.000 claims abstract description 19
- 238000009501 film coating Methods 0.000 claims abstract description 19
- VXUYXOFXAQZZMF-UHFFFAOYSA-N titanium(IV) isopropoxide Chemical compound CC(C)O[Ti](OC(C)C)(OC(C)C)OC(C)C VXUYXOFXAQZZMF-UHFFFAOYSA-N 0.000 claims abstract description 12
- GRYLNZFGIOXLOG-UHFFFAOYSA-N Nitric acid Chemical compound O[N+]([O-])=O GRYLNZFGIOXLOG-UHFFFAOYSA-N 0.000 claims abstract description 10
- 229910017604 nitric acid Inorganic materials 0.000 claims abstract description 10
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 10
- 238000003756 stirring Methods 0.000 claims abstract description 7
- 239000000203 mixture Substances 0.000 claims abstract description 6
- 238000002156 mixing Methods 0.000 claims abstract description 5
- 238000002360 preparation method Methods 0.000 claims abstract description 5
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 claims abstract description 4
- 229910010413 TiO 2 Inorganic materials 0.000 claims abstract description 4
- 239000011259 mixed solution Substances 0.000 claims abstract description 4
- 238000005303 weighing Methods 0.000 claims abstract description 4
- 239000007921 spray Substances 0.000 claims description 23
- GWEVSGVZZGPLCZ-UHFFFAOYSA-N Titan oxide Chemical compound O=[Ti]=O GWEVSGVZZGPLCZ-UHFFFAOYSA-N 0.000 claims description 20
- 230000001681 protective effect Effects 0.000 claims description 14
- 238000000034 method Methods 0.000 claims description 5
- 230000035939 shock Effects 0.000 claims description 4
- 239000004408 titanium dioxide Substances 0.000 claims description 3
- 238000005516 engineering process Methods 0.000 claims description 2
- 239000002994 raw material Substances 0.000 claims description 2
- 239000002103 nanocoating Substances 0.000 claims 3
- 230000000694 effects Effects 0.000 abstract description 9
- 238000005507 spraying Methods 0.000 abstract description 5
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N silicon dioxide Inorganic materials O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 6
- ZNOKGRXACCSDPY-UHFFFAOYSA-N tungsten(VI) oxide Inorganic materials O=[W](=O)=O ZNOKGRXACCSDPY-UHFFFAOYSA-N 0.000 description 6
- 229910001887 tin oxide Inorganic materials 0.000 description 4
- 230000007306 turnover Effects 0.000 description 4
- 230000009286 beneficial effect Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 239000005543 nano-size silicon particle Substances 0.000 description 2
- 230000001699 photocatalysis Effects 0.000 description 2
- 239000000377 silicon dioxide Substances 0.000 description 2
- 235000012239 silicon dioxide Nutrition 0.000 description 2
- XOLBLPGZBRYERU-UHFFFAOYSA-N tin dioxide Chemical compound O=[Sn]=O XOLBLPGZBRYERU-UHFFFAOYSA-N 0.000 description 2
- 238000010521 absorption reaction Methods 0.000 description 1
- 239000000919 ceramic Substances 0.000 description 1
- 238000005202 decontamination Methods 0.000 description 1
- 230000003588 decontaminative effect Effects 0.000 description 1
- 230000000593 degrading effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000011022 operating instruction Methods 0.000 description 1
- 238000007146 photocatalysis Methods 0.000 description 1
- 239000011941 photocatalyst Substances 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
- 230000002194 synthesizing effect Effects 0.000 description 1
- OGIDPMRJRNCKJF-UHFFFAOYSA-N titanium oxide Inorganic materials [Ti]=O OGIDPMRJRNCKJF-UHFFFAOYSA-N 0.000 description 1
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Classifications
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- C—CHEMISTRY; METALLURGY
- C03—GLASS; MINERAL OR SLAG WOOL
- C03C—CHEMICAL COMPOSITION OF GLASSES, GLAZES OR VITREOUS ENAMELS; SURFACE TREATMENT OF GLASS; SURFACE TREATMENT OF FIBRES OR FILAMENTS MADE FROM GLASS, MINERALS OR SLAGS; JOINING GLASS TO GLASS OR OTHER MATERIALS
- C03C17/00—Surface treatment of glass, not in the form of fibres or filaments, by coating
- C03C17/22—Surface treatment of glass, not in the form of fibres or filaments, by coating with other inorganic material
- C03C17/23—Oxides
- C03C17/25—Oxides by deposition from the liquid phase
- C03C17/256—Coating containing TiO2
-
- C—CHEMISTRY; METALLURGY
- C03—GLASS; MINERAL OR SLAG WOOL
- C03C—CHEMICAL COMPOSITION OF GLASSES, GLAZES OR VITREOUS ENAMELS; SURFACE TREATMENT OF GLASS; SURFACE TREATMENT OF FIBRES OR FILAMENTS MADE FROM GLASS, MINERALS OR SLAGS; JOINING GLASS TO GLASS OR OTHER MATERIALS
- C03C2217/00—Coatings on glass
- C03C2217/20—Materials for coating a single layer on glass
- C03C2217/21—Oxides
- C03C2217/212—TiO2
-
- C—CHEMISTRY; METALLURGY
- C03—GLASS; MINERAL OR SLAG WOOL
- C03C—CHEMICAL COMPOSITION OF GLASSES, GLAZES OR VITREOUS ENAMELS; SURFACE TREATMENT OF GLASS; SURFACE TREATMENT OF FIBRES OR FILAMENTS MADE FROM GLASS, MINERALS OR SLAGS; JOINING GLASS TO GLASS OR OTHER MATERIALS
- C03C2217/00—Coatings on glass
- C03C2217/70—Properties of coatings
- C03C2217/71—Photocatalytic coatings
-
- C—CHEMISTRY; METALLURGY
- C03—GLASS; MINERAL OR SLAG WOOL
- C03C—CHEMICAL COMPOSITION OF GLASSES, GLAZES OR VITREOUS ENAMELS; SURFACE TREATMENT OF GLASS; SURFACE TREATMENT OF FIBRES OR FILAMENTS MADE FROM GLASS, MINERALS OR SLAGS; JOINING GLASS TO GLASS OR OTHER MATERIALS
- C03C2218/00—Methods for coating glass
- C03C2218/10—Deposition methods
- C03C2218/11—Deposition methods from solutions or suspensions
- C03C2218/112—Deposition methods from solutions or suspensions by spraying
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- Chemical & Material Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Chemical Kinetics & Catalysis (AREA)
- General Chemical & Material Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- Materials Engineering (AREA)
- Organic Chemistry (AREA)
- Surface Treatment Of Glass (AREA)
- Catalysts (AREA)
Abstract
The invention relates to the technical field of nano titanium dioxide sol coating, in particular to a hydrophilic nano titanium dioxide sol, a film formed by the same and self-cleaning application of the film, and specifically, in the preparation process, two clean beakers are respectively marked as C1 and C2, and a measuring cylinder I is used 1 20ml of titanium isopropoxide is weighed out, poured into a C1 beaker, and measured in a measuring cylinder I 2 Measuring 20ml of absolute ethyl alcohol and adding into C 1 Preparing a beaker into a mixed solution A; taking beaker C2, and using graduated cylinder I in sequence 3 Weighing water and concentrated nitric acid, adding the water and the concentrated nitric acid into a beaker C2, stirring the beaker C2 to uniformly mix the water and the concentrated nitric acid, and marking the mixture as a solution B; slowly adding the solution A into the solution B, stirring the solution A for 50-60min after the solution A is added, mixing completely, standing to obtain TiO 2 Sol; uniformly spraying the hydrophilic nano titanium dioxide sol on glass by using a hydrophilic nano titanium dioxide sol coating device to form a transparent nano titanium dioxide film coating at normal temperature; when the glass needs to be coated, the coating effect of the glass is improved.
Description
Technical Field
The invention relates to the technical field of nano titanium dioxide sol coating, in particular to a hydrophilic nano titanium dioxide sol coating device.
Background
The hydrophilic nano titanium dioxide sol is a good photocatalyst due to the capability of degrading organic stains by photocatalysis. Therefore, the surfaces of the glass and the ceramic are coated with Ti0 2 The film can degrade organic stains on the surface of the film under the irradiation of ultraviolet light by utilizing the photocatalytic performance of the film, thereby achieving the purposes of self-cleaning and decontamination and easy cleaning. But the coating effect of the existing nano titanium dioxide on the subsequent coating film still needs to be improved.
In addition, the existing method for coating the hydrophilic nano titania sol on the glass comprises the steps of placing the glass in a box body, fixing the glass through a fixing device, then opening a spraying device in the box body, enabling the spraying device to movably spray the hydrophilic nano titania sol on the glass, when the other side of the glass needs to be coated, enabling the fixing device to drive the glass to turn over a first rotating shaft by 180 degrees, and then coating the other side of the glass through the spraying device.
However, the conventional fixing device is interfered with a glass clamping part, so that the clamping contact part of the fixing device and the glass cannot be coated, and the coating effect is influenced.
Disclosure of Invention
In order to solve the above problems, it is an object of the present invention to provide a hydrophilic nano titania sol capable of improving a coating effect.
The other purpose of the invention is to provide a film formed by utilizing the hydrophilic nano titanium dioxide sol.
The invention also aims to provide self-cleaning application of a film formed by utilizing the hydrophilic nano titanium dioxide sol.
The first technical purpose of the invention is realized by the following scheme:
the hydrophilic nano titanium dioxide sol is prepared by using titanium isopropoxide as a raw material and synthesizing the nano titanium dioxide sol by adopting a sol-gel technology;
in the preparation process, two clean beakers (with a capacity of 250ml suitable) are respectively marked as C1 and C2, and three clean measuring cylinders are respectively marked as I 1 (50ml)、I 2 (50ml)、I 3 (50 ml), measuring cylinder I 1 20ml of titanium isopropoxide is weighed out, poured into a C1 beaker, and measured by a measuring cylinder I 2 Measuring 20ml of absolute ethyl alcohol and adding into C 1 In the whole process, the C1 beaker is always stirred on a magnetic stirrer at a certain speed to prepare a mixed solution A; taking the beaker C2, and sequentially using a measuring cylinder I 3 Weighing 35-45ml of water and 4-6ml of concentrated nitric acid, adding the water and the concentrated nitric acid into a beaker C2, and stirring the beaker C2 by using a magnetic stirrer to uniformly mix the water and the concentrated nitric acid, wherein the solution is marked as a solution B; slowly adding the solution A into the solution B, stirring the solution A for 50-60min after the solution A is added, mixing completely, standing to obtain TiO 2 And (3) sol.
The hydrophilic nano titanium dioxide sol prepared by the preparation method can improve the film coating effect of glass.
Preferably, after the solution a and the solution B are sufficiently mixed, nano-silica, nano-tungsten trioxide and nano-tin oxide are further added, wherein the molar ratio of the nano-silica, the nano-tungsten trioxide and the nano-tin oxide to the titanium dioxide is 1:1:1:100.
the second technical purpose of the invention is realized by the following scheme:
a film formed by utilizing the hydrophilic nano titanium dioxide sol comprises the steps that the hydrophilic nano titanium dioxide sol is uniformly sprayed on glass through a hydrophilic nano titanium dioxide sol coating device, and a transparent nano titanium dioxide film coating is formed at normal temperature;
the hydrophilic nano titanium dioxide sol coating device comprises a coating box and a clamping and overturning device, wherein a moving device is arranged at the top end in the coating box, a spray head is arranged at the bottom end of the moving device, the spray head is communicated with the hydrophilic nano titanium dioxide sol box through a hose, the clamping and overturning device is arranged in the coating box, the clamping and overturning device comprises two groups of rotary columns, two groups of vertical plates, two groups of fixed plates, two groups of top plates, two groups of sliding plates, two groups of screw rods, two groups of first motors, eight groups of pistons, eight groups of connecting plates and four groups of clamping plates, the two groups of rotary columns are respectively and rotatably arranged at the left end and the right end of Tu Moxiang, the two groups of vertical plates are respectively arranged at the inner ends of the two groups of rotary columns, the two groups of fixed plates are respectively arranged at the lower sides of the inner ends of the two groups of vertical plates, and the two groups of top plates are respectively arranged at the upper sides of the inner ends of the two groups of vertical plates, two sets of slides and two sets of riser sliding connection, two sets of screw rods rotate and install on left side fixed plate and left side roof and right side fixed plate and right side roof, two sets of screw rods and two sets of slide threaded connection, two sets of first motors are installed respectively on two sets of roof tops, two sets of first motor output ends are connected with two sets of screw rod tops, the anterior portion of the inner downside of every group riser all is provided with the cylinder with the rear portion, the inner front side of every group slide all is provided with the cylinder with the rear side, eight groups of pistons are connected with eight groups of cylinder output ends respectively, four group's splint are installed at two sets of pistons of upper left side respectively through eight groups of connecting plates, two sets of pistons of lower left side, two sets of pistons of upper right side and two sets of pistons of lower right side, be provided with rotating device on the coating case, rotating device and two sets of rotary columns are connected.
Furthermore, the invention provides a hydrophilic nano titanium dioxide sol coating device which can clamp glass when the glass is driven to turn over, and can retract the two groups of clamping plates at the upper side when the glass needs to be coated, so that the phenomenon that the glass is contacted with the glass and cannot be sprayed is avoided, and the coating effect of the glass is improved.
The invention relates to a hydrophilic nano titanium dioxide sol coating device, which comprises a rotating device, two groups of worms, two groups of first rotating shafts, four groups of first fixing frames, two groups of first bevel gears, a motor base, a second motor, a second rotating shaft, two groups of second bevel gears and two groups of second fixing frames.
The hydrophilic nano titanium dioxide sol coating device also comprises a protective cover, wherein the protective cover is arranged at the top end of the motor base and on the outer side of the coating box, and is positioned on the outer sides of the two groups of worm gears, the two groups of worms, the two groups of first rotating shafts, the four groups of first fixing frames, the two groups of first bevel gears, the second motor, the second rotating shaft, the two groups of second bevel gears and the two groups of second fixing frames.
The hydrophilic nano titanium dioxide sol coating device also comprises an access door, wherein the rear end of the protective cover is communicated with an access hole, the access hole corresponds to the second motor, and the access door is rotatably arranged at the access hole.
The hydrophilic nano titanium dioxide sol coating device also comprises an overhaul handle, and the overhaul handle is arranged on an overhaul door.
According to the hydrophilic nano titanium dioxide sol coating device, the anti-slip pad is arranged on the inner side of the clamping plate.
According to the hydrophilic nano titanium dioxide sol coating device, the second motor is provided with the shock pad.
Compared with the prior art, the invention has the beneficial effects that: the hydrophilic nano titanium dioxide sol prepared by the preparation method can improve the film coating effect of glass. When the other side of the glass needs to be coated, the four groups of cylinders on the upper side are opened, the four groups of pistons on the upper side drive the two groups of clamping plates on the upper side to extend through the four groups of connecting plates on the upper side, when the two groups of clamping plates on the upper side correspond to the two groups of clamping plates on the lower side, the two groups of first motors are opened, the two groups of screw rods are in threaded connection with the two groups of sliding plates, the two groups of sliding plates slide downwards on the two groups of vertical plates, the two groups of sliding plates drive the four groups of cylinders on the upper side to move downwards, so that the two groups of clamping plates on the upper side and the two groups of clamping plates on the lower side are matched to clamp the glass, and then the rotating device is opened, the rotating device drives the two groups of rotating columns to rotate the first rotating shaft by 180 degrees so as to turn over the glass, then the rotating device is closed, then the four groups of cylinders rotating to the upper side are opened, the four groups of pistons drive the two groups of clamping plates on the upper side to move inwards through the four groups of connecting plates, the four groups of pistons retract into the four groups of cylinders, the two groups of clamping plates on the upper side are positioned outside the glass, then the moving device and the spray head are opened, the moving device drives the spray head to move left and right, so that the hydrophilic nano titanium dioxide sol coats the other side of the glass, the glass is clamped only when the glass is turned over by arranging the device, when the glass needs to be coated, the two groups of clamping plates on the upper side retract, the glass is prevented from being contacted with the glass and cannot be sprayed, and the coating effect of the glass is improved.
Drawings
FIG. 1 is a schematic structural diagram of a hydrophilic nano titania sol coating device according to the present invention;
FIG. 2 is a schematic top view of the structure of FIG. 1;
FIG. 3 is an enlarged schematic view of A in FIG. 1;
FIG. 4 is an enlarged schematic view of B in FIG. 2;
in the drawings, the reference numbers: 1. coating a film box; 3. a mobile device; 4. a spray head; 5. rotating the column; 6. a vertical plate; 7. a fixing plate; 8. a top plate; 9. a slide plate; 10. a screw; 11. a first motor; 12. a cylinder; 13. a piston; 14. a connecting plate; 15. a splint; 16. a worm gear; 17. a worm; 18. a first rotating shaft; 19. a first fixing frame; 20. a first bevel gear; 21. a motor base; 22. a second motor; 23. a second rotating shaft; 24. a second bevel gear; 25. a second fixing frame; 26. a protective cover; 27. an access door; 28. and (5) overhauling the handle.
Detailed Description
The following detailed description of embodiments of the present invention is provided in connection with the accompanying drawings and examples. The following examples are intended to illustrate the invention but are not intended to limit the scope of the invention.
Example 1
Preparing hydrophilic nano titanium dioxide sol: two clean beakers (with a capacity of 250ml suitable) are respectively marked as C1 and C2, and three clean measuring cylinders are respectively marked as I 1 (50ml)、I 2 (50ml)、I 3 (50 ml), measuring cylinder I 1 20ml of titanium isopropoxide is weighed out, poured into a C1 beaker, and measured in a measuring cylinder I 2 Measuring 20ml of absolute ethyl alcohol and adding into C 1 In the whole process, the C1 beaker is always stirred on a magnetic stirrer at a certain speed to prepare a mixed solution A; taking the beaker C2, and sequentially using a measuring cylinder I 3 Weighing 35ml of water and 5ml of concentrated nitric acid, adding the water and the concentrated nitric acid into a beaker C2, and stirring the beaker C2 by using a magnetic stirrer to uniformly mix the water and the concentrated nitric acid, wherein the mark is solution B; slowly adding the solution A into the solution B, stirring for 55min after the solution A is completely added, mixing, standing, and making into TiO 2 And (3) sol.
As shown in figures 1 to 4, the hydrophilic nano titanium dioxide sol coating device comprises a coating box 1 and a clamping and overturning device, wherein the top end in the coating box 1 is provided with a moving device 3, the bottom end of the moving device 3 is provided with a spray head 4, the spray head 4 is communicated with the hydrophilic nano titanium dioxide sol box through a hose, the clamping and overturning device is arranged in the coating box 1 and comprises two groups of rotary columns 5, two groups of vertical plates 6, two groups of fixed plates 7, two groups of top plates 8, two groups of sliding plates 9 and two groups of screws 10, two groups of first motors 11, eight groups of pistons 13, eight groups of connecting plates 14 and four groups of clamping plates 15, two groups of rotary columns 5 are respectively and rotatably arranged at the left end and the right end of the coating box 1, two groups of vertical plates 6 are respectively arranged at the inner ends of the two groups of rotary columns 5, two groups of fixed plates 7 are respectively arranged at the lower sides of the inner ends of the two groups of vertical plates 6, two groups of top plates 8 are respectively arranged at the upper sides of the inner ends of the two groups of vertical plates 6, two groups of sliding plates 9 are in sliding connection with the two groups of vertical plates 6, two groups of screw rods 10 are rotatably arranged on the left fixed plate 7 and the left top plate 8 as well as the right fixed plate 7 and the right top plate 8, two groups of screw rods 10 are in threaded connection with the two groups of sliding plates 9, two groups of first motors 11 are respectively arranged at the top ends of two groups of top plates 8, the output ends of the two groups of first motors 11 are connected with the top ends of two groups of screw rods 10, the front part and the rear part of the lower side of the inner end of each group of vertical plates 6 are respectively provided with a cylinder 12, the front side and the rear side of the inner end of each group of sliding plates 9 are respectively provided with a cylinder 12, eight groups of pistons 13 are respectively connected with the output ends of the eight groups of cylinders 12, four groups of clamping plates 15 are respectively arranged on the two groups of pistons 13 at the upper left side, the two groups of pistons 13 at the lower left side, the two groups of pistons 13 at the upper right side and the two groups of pistons 13 at the lower right side through eight groups of connecting plates 14, a rotating device is arranged on the film coating box 1, and the rotating device is connected with two groups of rotating columns 5; the method comprises the steps of placing glass on two groups of clamping plates 15 on the lower side, then opening a moving device 3 and a spray head 4, enabling the moving device 3 to drive the spray head 4 to move left and right back and forth, so that hydrophilic nano titanium dioxide sol coats the glass, when the other side of the glass needs to be coated, opening four groups of cylinders 12 on the upper side, enabling four groups of pistons 13 on the upper side to drive two groups of clamping plates 15 on the upper side to extend through four groups of connecting plates 14 on the upper side, when the two groups of clamping plates 15 on the upper side correspond to the two groups of clamping plates 15 on the lower side, enabling two groups of first motors 11, enabling two groups of screw rods 10 to be in threaded connection with two groups of sliding plates 9, enabling two groups of sliding plates 9 to slide downwards on two groups of vertical plates 6, enabling two groups of sliding plates 9 to drive four groups of cylinders 12 on the upper side to move downwards, enabling the two groups of clamping plates 15 on the upper side and the two groups of clamping plates 15 on the lower side to be matched to clamp the glass, then opening a rotating device, enabling two groups of pistons 5 to rotate 180 degrees, enabling the upper side to turn over the glass, then closing the rotating device, then enabling the four groups of cylinders 12 to be rotated to drive the four groups of pistons 13 to retract into the cylinders, enabling the spray head to move back to the spray the glass, and the spray coating film coating device, and enabling the other side to move back to the glass, and the spray head to move, and the spray head 4, and the glass to move, and the glass, and the spray head when the glass needs to move, and the glass to move back and the glass, and the spray head can only to move back and the spray head can be prevented from moving device when the glass.
The invention relates to a hydrophilic nano titanium dioxide sol coating device, which comprises two groups of worm gears 16, two groups of worms 17, two groups of first rotating shafts 18, four groups of first fixing frames 19, two groups of first bevel gears 20, a motor base 21, a second motor 22, a second rotating shaft 23, two groups of second bevel gears 24 and two groups of second fixing frames 25, wherein the two groups of worm gears 16 are respectively arranged at the outer ends of the two groups of rotating columns 5, the two groups of worm gears 16 are respectively meshed with the two groups of worms 17, the two groups of worms 17 are respectively arranged on the two groups of first rotating shafts 18, the two groups of first rotating shafts 18 are respectively rotatably arranged on the four groups of first fixing frames 19, the four groups of first fixing frames 19 are respectively arranged at the left end and the right end of a coating box 1, the two groups of first bevel gears 20 are respectively arranged at the rear ends of the two groups of first rotating shafts 18, the motor base 21 is arranged at the outer side of the coating box 1, the second motor 22 is arranged at the top end of the motor base 21, the left end of the second rotating shaft 23 is connected with the output end of the second motor 22, the two groups of the second rotating shafts 24 are arranged at the left end of the second fixing frames 23 and connected with the second fixing frames 23; by turning on the second motor 22, the second rotating shaft 23 enables the two sets of second bevel gears 24 to be meshed with the two sets of first bevel gears 20, the two sets of first bevel gears 20 drive the two sets of first rotating shafts 18 to rotate, the two sets of first rotating shafts 18 enable the two sets of worms 17 to be meshed with the two sets of worm gears 16, and the two sets of worm gears 16 drive the two sets of rotating columns 5 to rotate, so that the key effect of turning over the glass is achieved.
The hydrophilic nano titanium dioxide sol coating device also comprises a protective cover 26, wherein the protective cover 26 is arranged at the top end of the motor base 21 and the outer side of the coating box 1, and the protective cover 26 is positioned at the outer sides of two groups of worm gears 16, two groups of worms 17, two groups of first rotating shafts 18, four groups of first fixing frames 19, two groups of first bevel gears 20, a second motor 22, a second rotating shaft 23, two groups of second bevel gears 24 and two groups of second fixing frames 25; by arranging the protective cover 26, the protective cover can protect two groups of worm gears 16, two groups of worms 17, two groups of first rotating shafts 18, four groups of first fixing frames 19, two groups of first bevel gears 20, a second motor 22, a second rotating shaft 23, two groups of second bevel gears 24 and two groups of second fixing frames 25.
The hydrophilic nano titanium dioxide sol film coating device further comprises an access door 27, the rear end of the protective cover 26 is communicated with an access hole, the access hole corresponds to the position of the second motor 22, and the access door 27 is rotatably installed at the access hole; by providing the access door 27, it is convenient to service the second motor 22 in the shield 26 when it fails.
The hydrophilic nano titanium dioxide sol film coating device further comprises an overhaul handle 28, wherein the overhaul handle 28 is arranged on an overhaul door 27; by providing the access handle 28, the access door 27 is facilitated to be operated.
According to the hydrophilic nano titanium dioxide sol coating device, the inner side of the clamping plate 15 is provided with the anti-slip pad; the friction force between the clamping plate 15 and the glass can be increased, and the stability of clamping the glass is improved.
According to the hydrophilic nano titanium dioxide sol coating device, a shock pad is arranged on the second motor 22; the shock absorption function of the second motor 22 can be realized, and the service life of the second motor 22 is prolonged.
The invention relates to a hydrophilic nano titanium dioxide sol coating device, which is characterized in that when in work, glass is firstly placed on two groups of clamping plates 15 at the lower side, then the moving device 3 and the spray head 4 are opened, the moving device 3 drives the spray head 4 to move back and forth and left and right, so that when the hydrophilic nano titanium dioxide sol is used for coating the glass and the other surface of the glass needs to be coated, the four groups of cylinders 12 on the upper side are opened, the four groups of pistons 13 on the upper side drive the two groups of clamping plates 15 on the upper side to extend through the four groups of connecting plates 14 on the upper side, when the two groups of clamping plates 15 at the upper side correspond to the two groups of clamping plates 15 at the lower side, the two groups of first motors 11 are switched on, the two groups of screw rods 10 are in threaded connection with the two groups of sliding plates 9, the two groups of sliding plates 9 slide downwards on the two groups of vertical plates 6, the two groups of sliding plates 9 drive the four groups of cylinders 12 at the upper side to move downwards, so that the upper two groups of clamping plates 15 and the lower two groups of clamping plates 15 are matched to clamp the glass, then the second motor 22 is turned on, the second rotating shaft 23 causes the two groups of second bevel gears 24 to be meshed with the two groups of first bevel gears 20, the two groups of first bevel gears 20 drive the two groups of first rotating shafts 18 to rotate, the two groups of first rotating shafts 18 cause the two groups of worms 17 to be meshed with the two groups of worm gears 16, the two groups of worm gears 16 drive the two groups of rotating columns 5 to rotate the first rotating shafts 180 degrees, so as to turn the glass over, then the second motor 22 is turned off, then the four groups of cylinders 12 rotating to the upper side are opened, the four groups of pistons 13 drive the two groups of clamping plates 15 on the upper side to move inwards through the four groups of connecting plates 14, the four groups of pistons 13 retract into the four groups of cylinders 12, the two groups of clamping plates 15 on the upper side are positioned on the outer side of the glass, then the moving device 3 and the spray head 4 are opened, the moving device 3 drives the spray head 4 to move back and forth and left and right, and therefore the hydrophilic nano titanium dioxide sol is used for coating the other surface of the glass.
According to the hydrophilic nano titanium dioxide sol coating device, the installation mode, the connection mode or the arrangement mode are common mechanical modes, and the device can be implemented as long as the beneficial effects of the device can be achieved; the moving device 3, the first motor 11, the air cylinder 12 and the second motor 22 of the hydrophilic nano titanium dioxide sol coating device are purchased from the market, and technicians in the industry only need to install and operate according to the attached operating instructions.
Example 2
And after fully mixing the solution A and the solution B, further adding nano silicon dioxide, nano tungsten trioxide and nano tin oxide, wherein the molar ratio of the nano silicon dioxide, the nano tungsten trioxide and the nano tin oxide to the titanium dioxide is 1:1:1:100.
the above description is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, several modifications and variations can be made without departing from the technical principle of the present invention, and these modifications and variations should also be regarded as the protection scope of the present invention.
Claims (9)
1. The hydrophilic nano titanium dioxide sol is characterized in that titanium isopropoxide is used as a raw material, and a sol-gel technology is adopted to synthesize the nano titanium dioxide sol;
in the preparation process, two clean beakers are respectively marked as C1 and C2, and three clean measuring cylinders are respectively marked as I 1 (50ml)、I 2 (50ml)、I 3 (50 ml), measuring cylinder I 1 20ml of titanium isopropoxide is weighed out, poured into a C1 beaker, and measured in a measuring cylinder I 2 Measuring 20ml of absolute ethyl alcohol and adding into C 1 In the whole process, the C1 beaker is always stirred on a magnetic stirrer at a certain speed to prepare a mixed solution A; taking the beaker C2, and sequentially using a measuring cylinder I 3 Weighing 35-45ml of water and 4-6ml of concentrated nitric acid, adding the mixture into a beaker C2, and usingStirring the beaker C2 by a magnetic stirrer to be uniformly mixed, and marking the mixture as solution B; slowly adding the solution A into the solution B, stirring the solution A for 50-60min after the solution A is added, mixing completely, standing to obtain TiO 2 And (3) sol.
2. A film formed by using the hydrophilic nano titanium dioxide sol of claim 1, wherein the hydrophilic nano titanium dioxide sol is uniformly sprayed on glass by a hydrophilic nano titanium dioxide sol coating device to form a transparent nano titanium dioxide film coating at normal temperature;
the hydrophilic nano titanium dioxide sol coating device comprises a coating box (1) and a clamping and overturning device, wherein a moving device (3) is arranged at the top end in the coating box (1), a spray head (4) is arranged at the bottom end of the moving device (3), the spray head (4) is communicated with the hydrophilic nano titanium dioxide sol box through a hose, and the clamping and overturning device is arranged in the coating box (1);
the clamping and turning device comprises two groups of rotary columns (5), two groups of vertical plates (6), two groups of fixed plates (7), two groups of top plates (8), two groups of sliding plates (9), two groups of screw rods (10), two groups of first motors (11), eight groups of pistons (13), eight groups of connecting plates (14) and four groups of clamping plates (15), wherein the two groups of rotary columns (5) are respectively rotatably arranged at the left end and the right end of the coating box (1), the two groups of vertical plates (6) are respectively arranged at the inner ends of the two groups of rotary columns (5), the two groups of fixed plates (7) are respectively arranged at the lower sides of the inner ends of the two groups of vertical plates (6), the two groups of top plates (8) are respectively arranged at the upper sides of the inner ends of the two groups of vertical plates (6), the two groups of sliding plates (9) are slidably connected with the two groups of vertical plates (6), the two groups of screw rods (10) are rotatably arranged on the left side fixed plate (7) and the left side top plate (8) and the right side top plate (7) and the right side top plate (8), the two groups of screw rods (10) are in threaded connection, the two groups of screw rods (10) are respectively arranged at the front parts of the rear sides of the front side of cylinders (12) and rear side of the inner ends of cylinders (12), eight groups of pistons (13) are respectively connected with eight groups of cylinder (12) output ends, four groups of clamping plates (15) are respectively installed on the two groups of pistons (13) on the upper left side, the two groups of pistons (13) on the lower left side, the two groups of pistons (13) on the upper right side and the two groups of pistons (13) on the lower right side through eight groups of connecting plates (14), a rotating device is arranged on the film coating box (1), and the rotating device is connected with the two groups of rotary columns (5).
3. The film formed by hydrophilic nanometer titanium dioxide sol as claimed in claim 2, wherein the rotating device during film coating comprises two groups of worm gears (16), two groups of worms (17), two groups of first rotating shafts (18), four groups of first fixing frames (19), two groups of first bevel gears (20), a motor base (21), a second motor (22), a second rotating shaft (23), two groups of second bevel gears (24) and two groups of second fixing frames (25), the two groups of worm gears (16) are respectively installed at the outer ends of the two groups of rotating columns (5), the two groups of worm gears (16) are respectively engaged with the two groups of worms (17), the two groups of worms (17) are respectively installed on the two groups of first rotating shafts (18), the two groups of first rotating shafts (18) are respectively rotatably installed on the four groups of first fixing frames (19), the four groups of first fixing frames (19) are respectively installed at the left end and the right end of the film coating box (1), the two groups of first bevel gears (20) are respectively installed at the rear end of the two groups of first rotating shafts (18), the motor base (21) is installed at the outer side of the film coating box (1), the second motor base (22) is installed at the top end of the second rotating shafts (23), the second bevel gears) are respectively connected with the output end of the two groups of second bevel gears (24), the two groups of the second bevel gears (24), two groups of second fixing frames (25) are arranged on the left side and the right side of the rear end of the film coating box (1), and the two groups of second fixing frames (25) are rotatably connected with the second rotating shaft (23).
4. The film formed by the hydrophilic nano titanium dioxide sol according to the claim 3, wherein the film coating device during film coating further comprises a protective cover (26), the protective cover (26) is arranged at the top end of the motor base (21) and outside the film coating box (1), and the protective cover (26) is arranged outside two groups of worm gears (16), two groups of worms (17), two groups of first rotating shafts (18), four groups of first fixing frames (19), two groups of first bevel gears (20), a second motor (22), a second rotating shaft (23), two groups of second bevel gears (24) and two groups of second fixing frames (25).
5. The film formed by the hydrophilic nano titanium dioxide sol according to claim 4, wherein the film coating device during film coating further comprises an access door (27), the rear end of the protective cover (26) is communicated with the access opening, the access opening corresponds to the second motor (22), and the access door (27) is rotatably installed at the access opening.
6. The film formed by hydrophilic nano titania sol according to claim 5, wherein the coating apparatus for coating film further comprises an access handle (28), and the access handle (28) is mounted on the access door (27).
7. The film formed by hydrophilic nano titania sol according to claim 6, wherein a non-slip pad is provided on the inner side of the splint (15) when coating the film.
8. The film formed by hydrophilic nano titania sol according to claim 7, wherein a shock pad is provided on the second motor (22) during coating.
9. A self-cleaning application of a film formed by using the hydrophilic nano titanium dioxide sol of claim 1, which comprises arranging a self-cleaning nano coating on a solar photovoltaic panel, wherein the self-cleaning nano coating is a film formed by using the hydrophilic nano titanium dioxide sol, and the self-cleaning nano coating forms fine concave-convex parts with the diameter of less than 50nm on the surface of the solar photovoltaic panel and has a hydrophilic angle of less than 5 degrees.
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| CN202211196586.4A CN115432938A (en) | 2022-09-29 | 2022-09-29 | Hydrophilic nano titanium dioxide sol, film formed by using same and self-cleaning application |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202211196586.4A CN115432938A (en) | 2022-09-29 | 2022-09-29 | Hydrophilic nano titanium dioxide sol, film formed by using same and self-cleaning application |
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| CN115432938A true CN115432938A (en) | 2022-12-06 |
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