CN115304193A

CN115304193A - Device for degrading dye wastewater through photocatalytic oxidation

Info

Publication number: CN115304193A
Application number: CN202211237285.1A
Authority: CN
Inventors: 张强强; 卢磊; 刘飞; 于学文; 武文明
Original assignee: Shuizhige Shandong Environmental Protection Technology Co ltd
Current assignee: Shuizhige Shandong Environmental Protection Technology Co ltd
Priority date: 2022-10-11
Filing date: 2022-10-11
Publication date: 2022-11-08
Anticipated expiration: 2042-10-11
Also published as: CN115304193B

Abstract

The invention discloses a device for degrading dye wastewater through photocatalytic oxidation, and relates to the technical field of wastewater remediation. The invention is provided with the catalytic box, the blanking mechanism, the transparent limiting frame, the convex lens and the catalytic mechanism, the third rotating rod and the fourth rotating rod are driven to rotate by mercury under the action of thermal expansion, so that the limiting frame and the concave lens are driven to rotate, the concave lens rotates to reflect part of light converged by the convex lens and then disperse sunlight to the periphery, and the catalytic mechanism is provided with four groups, and the concave lens is uniformly distributed outside the catalytic mechanism, so that light forms diffuse reflection inside the catalytic box, the catalytic effect of a photocatalyst inside the catalytic box is greatly improved, and the catalyst is mixed and rubbed by the limiting frame and the friction plate.

Description

Device for degrading dye wastewater through photocatalytic oxidation

Technical Field

The invention relates to the technical field of wastewater remediation, in particular to a device for degrading dye wastewater through photocatalytic oxidation.

Background

The basic principle of photocatalysis is that after being irradiated by photons with energy larger than forbidden bandwidth, the photocatalyst generates electronic transition to generate photoproduction electrons (e-) and hole pairs (H +), the photoproduction electrons have strong reducing capability and can reduce and remove metal ions in water, the hole has strong oxidizing capability and can directly or indirectly oxidize and degrade pollutants attached to the surface of the photocatalyst, in addition, the hole can oxidize H2O and OH-to generate a hydroxyl free radical, OH which has extremely high reactivity, and the OH is a strong oxidizing agent which can finally oxidize most of dyes into organic oxidation products.

The photocatalysis technology is a green technology with important application prospect in the field of energy and environment, can utilize sunlight as the energy to activate semiconductor photocatalyst, drive oxidation-reduction reaction, but the purifying effect of traditional printing and dyeing sewage is relatively poor, is inconvenient for staff to carry out purification treatment to waste water fast and conveniently.

Disclosure of Invention

The invention aims to: in order to solve the problems, a device for degrading dye wastewater through photocatalytic oxidation is provided.

In order to achieve the purpose, the invention provides the following technical scheme: a device for degrading dye wastewater through photocatalytic oxidation comprises a catalytic box, wherein the input end of the catalytic box is connected with a water inlet pipe, the top end of the water inlet pipe is connected with a filter box, a blanking mechanism is arranged inside the water inlet pipe, a transparent limiting frame is fixed at the top end of the catalytic box, a convex lens is arranged inside the transparent limiting frame, a water outlet pipe is fixed at the output end of the catalytic box, a limiting box is arranged on one side, away from the filter box, of the catalytic box, and a catalytic mechanism is arranged inside the catalytic box;

the catalysis mechanism is including the transparent ring pipe that links to each other with the catalysis case, the top of transparent ring pipe is fixed with the metal heat conduction piece, one side of transparent ring pipe is provided with the check valve, the internal connection of transparent ring pipe has third dwang and fourth dwang, third dwang and fourth dwang are at the crisscross distribution of transparent ring intraductal equidistance in proper order, the outside of third dwang and fourth dwang is waited the angular fixation respectively and is had first swinging plate and first swinging plate, the top of third dwang and fourth dwang is fixed with first mount and second mount respectively, the top of first mount and second mount all is connected with spacing frame, the internally mounted of spacing frame has concave lens, the outer wall of spacing frame is provided with damping spring, damping spring keeps away from the one end of spacing frame and is fixed with the friction plate.

Preferably, unloading mechanism is including the turbine fan blade who links to each other with the inlet tube, turbine fan blade keeps away from one end connection of inlet tube has first pivot pole, the outer wall of first pivot pole is fixed with first sprocket dish, the outer wall connection of first sprocket dish has the chain, the oblique top that the inner wall of chain is located first sprocket dish is connected with second sprocket dish, the inner wall of second sprocket dish is fixed with the second pivot pole, the returning face plate is installed to the outer wall of second pivot pole, the top of returning face plate is provided with the photocatalyst workbin.

Preferably, the number of the catalytic mechanisms is four, the four catalytic mechanisms are fixedly connected with the inner wall of the catalytic box, and the four catalytic mechanisms are obliquely arranged at the bottom end of the inner wall of the catalytic box at seventy degrees.

Preferably, the number of the convex lenses is sixteen, the sixteen convex lenses are arranged in the transparent limiting frame in a four-transverse four-longitudinal arrangement mode, and the top ends of the four groups of the catalytic mechanisms and the four groups of the convex lenses arranged transversely are located on the same vertical horizontal line.

Preferably, the quantity of chain is two sets of, the outer wall of first sprocket dish is provided with chain assorted latch, the quantity of second sprocket dish is two sets of, the outer wall of second sprocket dish is provided with chain assorted latch, the quantity of second dwang is two sets of, the second dwang passes through the bearing with the spacing box and rotates and be connected, the second dwang passes through the bearing with the photocatalyst workbin and rotates and be connected, the bottom of photocatalyst workbin is provided with the baffle box that runs through to catalysis incasement portion.

Preferably, the top of the transparent annular tube is uniformly distributed with concave lenses at equal intervals, and the concave lenses and the transparent annular tube are always kept in a vertical state.

Compared with the prior art, the invention has the beneficial effects that:

1. according to the invention, by arranging the catalysis box, the water inlet pipe, the filter box, the blanking mechanism, the transparent limiting frame, the convex lens, the water outlet pipe, the limiting box and the catalysis mechanism, after printing and dyeing sewage is filtered by the filter box, the printing and dyeing sewage is discharged into the catalysis box through the water inlet pipe, when the sewage in the water inlet pipe enters the catalysis box, the turbine fan blades are driven to rotate, the turbine fan blades rotate to drive the first rotating rod to rotate, so that the first chain wheel disc is driven to rotate, the chain is driven to rotate, so that the second chain wheel disc is driven to rotate, the second rotating rod is driven to rotate, so that the turnover plate is driven to rotate, the turnover plate rotates to move a photocatalyst in the photocatalyst box into the catalysis box, and the photocatalyst is conveniently delivered into the catalysis box at a constant speed;

2. according to the invention, the catalysis box, the water inlet pipe, the filter box, the blanking mechanism, the transparent limiting frame, the convex lens, the water outlet pipe, the limiting box and the catalysis mechanism are arranged, when the third rotating rod and the fourth rotating rod rotate, the third rotating rod and the fourth rotating rod drive the first fixing frame and the second fixing frame to rotate, so that the limiting frame is driven to rotate, the concave lens is driven to rotate by the rotation of the limiting frame, after part of light converged by the convex lens is reflected by the rotation of the concave lens, the sunlight is diffused to the periphery, and the four groups of the catalysis mechanism are arranged, and the concave lenses are uniformly distributed outside the catalysis mechanism, so that light forms diffuse reflection inside the catalysis box, and the photocatalysis effect of a photocatalyst inside the catalysis box is greatly improved;

3. according to the invention, the catalysis box, the water inlet pipe, the filter box, the blanking mechanism, the transparent limiting frame, the convex lens, the water outlet pipe, the limiting box and the catalysis mechanism are arranged, when the limiting frame on the first fixing frame rotates, the damping spring is driven to rotate, the damping spring rotates to drive the friction plate to rotate, the limiting frame on the second fixing frame also drives the damping spring to rotate, so that the friction plate is driven to rotate, the friction plates on the first fixing frame and the second fixing frame rotate to stir the photocatalyst and the printing and dyeing sewage in the catalysis box, so that the photocatalyst and the printing and dyeing sewage are more uniformly fused, the friction plates on the first fixing frame and the second fixing frame can generate friction collision with each other when rotating, the friction collision of the friction plates on the first fixing frame and the second fixing frame can polish the photocatalyst between the first fixing frame and the second fixing frame, the part which does not react with the printing and dyeing sewage in the photocatalyst is polished, and the use efficiency of the photocatalyst is increased.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic view of the construction of the catalytic box of the present invention;

FIG. 3 is a schematic structural view of the blanking mechanism of the present invention;

FIG. 4 is a schematic view of a turbine blade according to the present invention;

FIG. 5 is a schematic view showing the internal structure of the transparent ring tube according to the present invention;

FIG. 6 is a schematic view of the structure of a catalytic mechanism of the present invention;

fig. 7 is a cross-sectional view of the catalytic tank of the present invention.

In the figure: 1. a catalyst box; 2. a water inlet pipe; 3. a filter box; 4. a blanking mechanism; 401. turbine blades; 402. a first rotating lever; 403. a first sprocket plate; 404. a chain; 405. a second sprocket wheel; 406. a second rotating lever; 407. a turnover plate; 408. a photocatalyst bin; 5. a transparent limiting frame; 6. a convex lens; 7. a water outlet pipe; 8. a limiting box; 9. a catalytic mechanism; 901. a transparent annular tube; 902. a metal heat conducting block; 903. a one-way valve; 904. a third rotating rod; 905. a first swing plate; 906. a fourth rotating rod; 907. a second swing plate; 908. a first fixing frame; 909. a second fixing frame; 910. a limiting frame; 911. a concave lens; 912. a damping spring; 913. a friction plate.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc., indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance. In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "disposed" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art. The following describes an embodiment of the present invention based on its overall structure.

Referring to fig. 1-7, a device for degrading dye wastewater through photocatalytic oxidation comprises a catalytic box 1, wherein an input end of the catalytic box 1 is connected with a water inlet pipe 2, the top end of the water inlet pipe 2 is connected with a filter box 3, a blanking mechanism 4 is arranged inside the water inlet pipe 2, a transparent limiting frame 5 is fixed at the top end of the catalytic box 1, a convex lens 6 is arranged inside the transparent limiting frame 5, an output end of the catalytic box 1 is fixed with a water outlet pipe 7, a limiting box 8 is arranged on one side of the catalytic box 1 away from the filter box 3, and a catalytic mechanism 9 is arranged inside the catalytic box 1;

the catalysis mechanism 9 comprises a transparent annular tube 901 connected with the catalysis box 1, a metal heat conduction block 902 is fixed at the top end of the transparent annular tube 901, one side of the transparent annular tube 901 is provided with a check valve 903, the inside of the transparent annular tube 901 is connected with a third rotating rod 904 and a fourth rotating rod 906, the third rotating rod 904 and the fourth rotating rod 906 are sequentially distributed in the transparent annular tube 901 in an equidistant and staggered manner, the outer sides of the third rotating rod 904 and the fourth rotating rod 906 are respectively fixed with a first swinging plate 905 and a second swinging plate 907 at equal angles, the tops of the third rotating rod 904 and the fourth rotating rod 906 are respectively fixed with a first fixing frame 908 and a second fixing frame 909, the top ends of the first fixing frame 908 and the second fixing frame 909 are respectively connected with a limiting frame 910, a concave lens 911 is installed inside the limiting frame 910, the outer wall of the limiting frame 910 is provided with a damping spring 912, and a friction plate 913 is fixed at one end of the damping spring 912 far away from the limiting frame 910.

Referring to fig. 1-4 again, the baiting mechanism 4 includes a turbine blade 401 connected to the water inlet pipe 2, one end of the turbine blade 401 away from the water inlet pipe 2 is connected to a first rotating rod 402, a first sprocket 403 is fixed on an outer wall of the first rotating rod 402, a chain 404 is connected to an outer wall of the first sprocket 403, a second sprocket 405 is connected to an inner wall of the chain 404, which is located obliquely above the first sprocket 403, a second rotating rod 406 is fixed on an inner wall of the second sprocket 405, a turning plate 407 is installed on an outer wall of the second rotating rod 406, and a photocatalyst bin 408 is disposed at a top end of the turning plate 407, so that the baiting mechanism 4 can uniformly put photocatalyst into the inside of the catalyst box 1.

Referring to fig. 1 and 7, the catalytic mechanisms 9 are four groups, the four groups of catalytic mechanisms 9 are fixedly connected to the inner wall of the catalytic box 1, and the four groups of catalytic mechanisms 9 are disposed at the bottom end of the inner wall of the catalytic box 1 in a seventy-degree inclined manner, so that the concave lens 911 inside the catalytic mechanism 9 is fully illuminated.

Please refer to fig. 2 and fig. 7, the number of the convex lenses 6 is sixteen, the sixteen groups of convex lenses 6 are arranged in four horizontal and four vertical directions inside the transparent limiting frame 5, and the top ends of the four groups of catalytic mechanisms 9 and the four groups of convex lenses 6 arranged in the horizontal direction are located on the same vertical horizontal line, so that the light rays collected by the convex lenses 6 irradiate on the concave lenses 911, and the convex lenses 6 heat the metal heat-conducting blocks 902.

Please refer to fig. 2 and fig. 3, the number of the chains 404 is two, the outer wall of the first chain wheel disc 403 is provided with two sets of latches matching with the chains 404, the number of the second chain wheel disc 405 is two, the outer wall of the second chain wheel disc 405 is provided with two sets of latches matching with the chains 404, the number of the second rotating rods 406 is two, the second rotating rods 406 are rotatably connected with the limiting box 8 through bearings, the second rotating rods 406 are rotatably connected with the photocatalyst material box 408 through bearings, and the bottom end of the photocatalyst material box 408 is provided with a material guiding groove penetrating to the inside of the catalyst box 1, so that the photocatalyst inside the photocatalyst material box 408 can enter the inside of the catalyst box 1.

Please refer to fig. 5 and fig. 6, the concave lenses 911 are uniformly distributed on the top of the transparent annular tube 901 at equal intervals, and the concave lenses 911 and the transparent annular tube 901 are always kept in a vertical state, so that the concave lenses 911 receive more light.

The working principle is as follows: firstly, after printing and dyeing sewage is filtered by a filter box 3, the printing and dyeing sewage is discharged into a catalytic box 1 through a water inlet pipe 2, when the sewage in the water inlet pipe 2 enters the catalytic box 1, a turbine fan blade 401 is driven to rotate, the turbine fan blade 401 rotates to drive a first rotating rod 402 to rotate, so that a first chain wheel disc 403 is driven to rotate, a chain 404 is driven to rotate by the rotation of the first chain wheel disc 403, so that a second chain wheel disc 405 is driven to rotate, the second chain wheel disc 405 rotates to drive a second rotating rod 406 to rotate, so that a turnover plate 407 is driven to rotate, the rotation of the turnover plate 407 moves a photocatalyst in a photocatalyst feed box 408 into the catalytic box 1, and the photocatalyst is conveniently fed into the catalytic box 1 at a constant speed;

the convex lens 6 converges external sunlight and then falls into the catalytic box 1, the converged sunlight irradiates on the metal heat conduction block 902, so that the metal heat conduction block 902 heats mercury in the transparent annular tube 901, since the empty space in the transparent annular tube 901 is full of mercury, when the mercury is heated by the metal heat conduction block 902, the mercury continuously flows from one end of the one-way valve 903 to the other end of the one-way valve 903 due to volume expansion, so that the mercury in the transparent annular tube 901 continuously moves towards one direction, a heat insulation layer is arranged outside the transparent annular tube 901, the influence of sewage on the thermal expansion of the mercury in the inner part is avoided, the mercury meets a first swinging plate 905 and a second swinging plate 907 in the moving process, the third rotating rod 904 and a fourth rotating rod 906 are driven to rotate, the first fixing frame 908 and the second fixing frame 909 are driven to rotate by the third rotating rod 904 and the fourth rotating rod 904, the limiting frame 910 on the first fixing frame 908 and the second fixing frame 909 is driven to rotate, when the limiting frame 910 rotates, the concave lens 911 reflects a part of the sunlight out of the convex lens 6, and then the light is reflected by the concave lens 911, so that the light is diffused to the catalytic box 1 and the light is diffused to form a catalytic box 1, and the catalytic box, so that the internal light catalyzing effect is achieved by four groups, and the four groups is achieved;

spacing frame 910 rotates and drives damping spring 912 and rotates, it rotates to drive friction plate 913 through damping spring 912, the rotation of friction plate 913, can stir 1 inside photocatalyst of catalysis case and printing and dyeing sewage, it is more even to make photocatalyst and printing and dyeing sewage fuse, spacing frame 910 outside friction plate 913 distributes around, make spacing frame 910 that the equidistance distributes when rotating, adjacent friction plate 913 rotational friction collision can be polished to the photocatalyst between the two, polish out the inside part that does not react with printing and dyeing sewage of photocatalyst, increase photocatalyst's availability factor.

It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims

1. The utility model provides a device of light catalytic oxidation degradation dyestuff waste water, includes catalysis case (1), its characterized in that: the catalytic reactor is characterized in that the input end of the catalytic tank (1) is connected with a water inlet pipe (2), the top end of the water inlet pipe (2) is connected with a filter tank (3), a blanking mechanism (4) is installed inside the water inlet pipe (2), a transparent limiting frame (5) is fixed at the top end of the catalytic tank (1), a convex lens (6) is arranged inside the transparent limiting frame (5), a water outlet pipe (7) is fixed at the output end of the catalytic tank (1), a limiting tank (8) is arranged on one side, away from the filter tank (3), of the catalytic tank (1), and a catalytic mechanism (9) is installed inside the catalytic tank (1);

the catalytic mechanism (9) comprises a transparent annular tube (901) connected with a catalytic box (1), a metal heat-conducting block (902) is fixed at the top end of the transparent annular tube (901), one side of the transparent annular tube (901) is provided with a one-way valve (903), a third rotating rod (904) and a fourth rotating rod (906) are connected inside the transparent annular tube (901), the third rotating rod (904) and the fourth rotating rod (906) are sequentially distributed in the transparent annular tube (901) in an equidistant and staggered manner, a first swinging plate (905) and a second swinging plate (907) are respectively fixed on the outer sides of the third rotating rod (904) and the fourth rotating rod (906) at equal angles, a first fixing frame (908) and a second fixing frame (909) are respectively fixed at the tops of the third rotating rod (904) and the fourth rotating rod (906), a limiting frame (910) is respectively connected at the top ends of the first fixing frame (908) and the second fixing frame (909), a concave lens (911) is installed inside the limiting frame (910), a damping spring (912) is arranged on the outer wall of the limiting frame (910), and one end of the damping spring (912) is far away from the limiting frame (912).

2. The apparatus for photocatalytic oxidative degradation of dye wastewater as set forth in claim 1, wherein: unloading mechanism (4) including turbine fan blade (401) that link to each other with inlet tube (2), turbine fan blade (401) keep away from one end of inlet tube (2) and have first dwang (402), the outer wall of first dwang (402) is fixed with first sprocket dish (403), the outer wall connection of first sprocket dish (403) has chain (404), the oblique top that the inner wall of chain (404) is located first sprocket dish (403) is connected with second sprocket dish (405), the inner wall of second sprocket dish (405) is fixed with second dwang (406), returning face plate (407) are installed to the outer wall of second dwang (406), the top of returning face plate (407) is provided with photocatalyst workbin (408).

3. The apparatus for photocatalytic oxidative degradation of dye wastewater as set forth in claim 1, wherein: the catalytic mechanism (9) is four groups, the catalytic mechanism (9) is fixedly connected with the inner wall of the catalytic box (1), and the catalytic mechanism (9) is obliquely arranged at the bottom end of the inner wall of the catalytic box (1) by seventy degrees.

4. The apparatus for photocatalytic oxidative degradation of dye wastewater as set forth in claim 1, wherein: the number of convex lens (6) is sixteen groups, sixteen groups convex lens (6) are in the four horizontal four vertical arrangement mode of transparent spacing (5) inside, and four groups the top of catalysis mechanism (9) and four groups of convex lens (6) of horizontal arrangement are located same vertical horizontal line.

5. The apparatus for photocatalytic oxidation degradation of dye wastewater according to claim 2, wherein: the quantity of chain (404) is two sets of, the outer wall of first sprocket dish (403) is provided with chain (404) assorted latch, the quantity of second sprocket dish (405) is two sets of, the outer wall of second sprocket dish (405) is provided with chain (404) assorted latch, the quantity of second dwang (406) is two sets of, second dwang (406) is connected through the bearing rotation with spacing case (8), second dwang (406) is connected through the bearing rotation with photocatalyst workbin (408), the bottom of photocatalyst workbin (408) is provided with and runs through to the inside baffle box of catalysis case (1).

6. The apparatus for photocatalytic oxidative degradation of dye wastewater as set forth in claim 1, wherein: the top of the transparent annular tube (901) is uniformly distributed with concave lenses (911) at equal intervals, and the concave lenses (911) and the transparent annular tube (901) are always kept in a vertical state.