CN111890620A

CN111890620A - Preparation device and preparation method of porous light photocatalytic material

Info

Publication number: CN111890620A
Application number: CN202010787117.4A
Authority: CN
Inventors: 曾庆理
Original assignee: Jiangxi University of Technology
Current assignee: Jiangxi University of Technology
Priority date: 2020-08-07
Filing date: 2020-08-07
Publication date: 2020-11-06

Abstract

The invention relates to a preparation device and a preparation method of a porous light photocatalytic material, the device comprises a stirring tank, wherein a supporting column is fixedly connected to the bottom end of the stirring tank, a feeding pipe is connected to one side of the stirring tank in an embedded mode, a measuring scale is connected to the surface of the feeding pipe in an embedded mode, bearing plates are connected to two sides of the top end of the feeding pipe in a welded mode, a supporting rod is connected to the top end of each bearing plate in a welded mode, a first top plate is fixedly connected to the top end of each supporting rod, a material mixing mechanism is installed at the bottom end of each. According to the invention, the cooling water can be pumped into the water through groove by the submersible pump, and the forming die in the forming cavity is rapidly cooled by the water through groove, so that the cooling effect is improved, the forming speed of the porous light photocatalytic material is accelerated, and the production efficiency is further improved; in addition, through first pipe, can lead back the basin with the cooling water to carry out cyclic utilization to the cooling water, reduced the water cost, practiced thrift the water resource.

Description

Preparation device and preparation method of porous light photocatalytic material

Technical Field

The invention relates to the technical field of functional material preparation, in particular to a preparation device and a preparation method of a porous light photocatalytic material.

Background

The nano photocatalyst is a gram of pollutant, and the action mechanism is simply as follows: the nano-photocatalyst is excited to generate "electron-hole" pairs (a type of energetic particle) under the irradiation of light of a specific wavelength. The 'electron-hole' pair has strong oxidation-reduction capability after acting with surrounding water and oxygen, can directly decompose pollutants such as formaldehyde, benzene and the like in the air into harmless and tasteless substances, destroy cell walls of bacteria, kill the bacteria and decompose silk-screen thalli of the bacteria, thereby achieving the purpose of eliminating air pollution.

Specifically, if the energy of a photon is greater than the forbidden bandwidth of a semiconductor under illumination, an electron (e-) in the valence band is excited to the conduction band, and a hole (h +) is generated in the valence band. The photoproduction holes have strong oxidizing ability, the photoproduction electrons have strong reducing ability, and the photoproduction holes can be transferred to different positions on the surface of the semiconductor to generate oxidation-reduction reaction with pollutants adsorbed on the surface, so that the photoproduction holes have great application prospect in the fields of air pollution, water pollution treatment and the like. The foaming resin is a common high polymer material, has the advantages of low price, convenient preparation and molding, strong corrosion resistance and the like, is widely applied in various fields, takes PU resin as an example, A, B material (containing foaming agent) is generally blended and mixed uniformly according to a proportion, and then enters a mold for foaming and curing, and demolding is completed after curing, thus obtaining the foaming resin material after molding.

However, in the use process of the existing preparation device for the porous light photocatalytic material, after foaming and forming, the formed part is cooled through natural air cooling, and demolding operation is performed after waiting for cooling, so that the processing efficiency is reduced, and the existing device does not have the function of rapid mixing.

Disclosure of Invention

The invention aims to solve the problem that the processing efficiency is reduced by cooling a formed part through natural air cooling after foaming and forming and then demoulding after cooling in the use process of the existing photocatalytic material preparation device.

In order to achieve the purpose, the invention provides the following technical scheme:

the invention provides a preparation device of a porous light photocatalytic material, which comprises a stirring tank, wherein a support column is fixedly connected at the bottom end of the stirring tank, a feed pipe is connected at one side of the stirring tank in an embedded manner, a measuring scale is connected on the surface of the feed pipe in an embedded manner, bearing plates are welded and connected at two sides of the top end of the feed pipe, a support rod is welded and connected at the top end of the bearing plate, a first top plate is fixedly connected at the top end of the support rod, a material mixing mechanism is installed at the bottom end of the first top plate, a discharge pipe is connected at the bottom end of the stirring tank in an embedded manner, a pressure pump is fixedly connected at the other end of the discharge pipe, a workbench is connected at one side of the pressure pump, a lower die is fixedly connected at the top end of the workbench, a forming cavity is formed at the top, the opposite side activity of water flowing tank has cup jointed the second pipe, the lower extreme swing joint of workstation has the catch basin, inside one side swing joint of catch basin has the immersible pump, the input fixed connection of immersible pump and second pipe, the water flowing tank both sides respectively with first pipe, second pipe between install sealing mechanism, four guide bars of top fixedly connected with of workstation, the top welded connection of guide bar has the second roof, clamping mechanism is installed to the bottom of second roof, water flowing tank internally mounted has filter mechanism.

As a further description of the above technical solution:

the compounding mechanism includes two electric telescopic handle, be fixed connection between the bottom of electric telescopic handle and first roof, the first layer board of electric telescopic handle's bottom fixedly connected with, the first axis of rotation of the bottom fixedly connected with of first layer board, the bottom of first axis of rotation is rotated and is connected with the bull stick, the equidistant welding in surface of bull stick has a plurality of stirring rakes, the top gomphosis of first layer board is connected with the motor, the motor passes first layer board and first axis of rotation fixed connection.

As a further description of the above technical solution:

the stirring rake passes through the bull stick, first axis of rotation with constitute transmission structure between the motor, first layer board passes through to constitute elevation structure between electric telescopic handle and the first roof.

As a further description of the above technical solution:

the clamping mechanism comprises two hydraulic rods, the hydraulic rods are fixedly connected with the top end of the second top plate, the bottom fixedly connected with mounting plates of the hydraulic rods are fixedly connected with an upper die, the periphery of the mounting plates are respectively connected with guide pipes in an embedded mode, the guide pipes are movably sleeved with the surfaces of the guide rods, guide pipes are arranged inside the upper die, and the guide pipes are fixedly connected with the pressure pumps.

As a further description of the above technical solution:

the mounting panel passes through to constitute the active structure between stand pipe and the guide bar, the mounting panel passes through to constitute elevation structure between hydraulic stem and the second roof.

As a further description of the above technical solution:

sealing mechanism includes four second axis of rotation, the second axis of rotation with be fixed connection between the bed die both sides, the opposite side of second axis of rotation rotates and is connected with the L template, the inside threaded connection of L template has the hand to twist the bolt, one side fixedly connected with clamp plate of hand twisting the bolt, the sealed rubber ring has been cup jointed in the activity respectively on the surface of first pipe, second pipe, sealed rubber ring with swing joint between the clamp plate.

As a further description of the above technical solution:

the sealing rubber ring passes through and constitutes fixed knot structure between clamp plate and the bed die, the clamp plate passes through the hand is twisted the bolt with the L template constitutes extending structure, the L template passes through and constitutes revolution mechanic between second axis of rotation and the bed die.

As a further description of the above technical solution:

the filter mechanism comprises two sliding grooves, the sliding grooves are respectively connected with two sides of the inner wall of the water storage tank in a welding mode, sliding blocks are sleeved and inserted in the sliding grooves, a filter screen is fixedly connected to the other side of each sliding block, and a handle is connected to the top ends of the filter screen in a welding mode.

As a further description of the above technical solution:

the filter screen with be swing joint between the catch basin, the filter screen passes through the slider and constitutes sliding structure with the spout.

As a further description of the above technical solution:

the invention also provides a preparation method of the porous light photocatalytic material, which applies the preparation device and comprises a mixing step of foaming resin, a guide die forming step and a cooling and demoulding step; :

taking 1L of a PU foaming resin A material and 1L of a PU foaming resin B material respectively, and taking 0.5-1 g of a nano photocatalytic material;

step two, mixing the nano photocatalytic material and the PU foaming resin A material to obtain a first mixture, and fully stirring and dispersing;

step three, rapidly mixing and stirring the first mixture and the PU foaming resin B according to the volume ratio of 1: 1 to obtain a second mixture;

the step of forming the guide die comprises the following steps:

step one, pumping out the mixed second mixture from a discharge pipe through a pressure pump, and then introducing the second mixture into an upper die through a material guide pipe;

driving the upper die to move downwards through the hydraulic rod, connecting the upper die with the lower die, and guiding the raw materials into a forming cavity;

and step three, after the second mixture enters the forming cavity, starting foaming and forming within 1-3 min, and finishing foaming after 15-20 min.

The cooling demolding step comprises the following steps:

step one, pumping cooling water in a water storage tank to a water through tank through a submersible pump;

step two, carrying out accelerated cooling on the molding cavity through a water trough;

and step three, the cooling water is reserved back to the water storage tank (15) through the first conduit (14), and the target product can be obtained after the temperature in the forming cavity (12) is reduced.

In summary, due to the adoption of the technical scheme, the invention has the beneficial effects that:

1. according to the invention, the cooling water can be pumped into the water through groove by the submersible pump, and the forming die in the forming cavity can be rapidly cooled by the water through groove, so that the former natural cooling condition is changed, the forming speed of the porous light photocatalytic material is improved, and the production efficiency is accelerated; in addition, the cooling water can be guided back to the water storage tank through the first guide pipe, the cooling water is recycled, the water cost is reduced, and the water resource is saved.

2. According to the invention, under the action of the mixing mechanism, the motor drives the plurality of stirring paddles to rotate, the nano photocatalytic material and the foaming resin in the stirring tank are mixed and stirred, and the rotating stirring paddles are driven by the electric telescopic rod to lift and move repeatedly, so that the stirring efficiency is improved, the plurality of raw materials are stirred more uniformly, and the product quality is improved.

3. In the invention, under the action of a mold locking mechanism, a mounting plate is driven by a hydraulic rod to lift and move on the surface of a guide rod through a guide pipe, so that the upper mold and the lower mold are driven to be locked in a closed mode; through the driving force of hydraulic stem for two moulds are closed more closely, prevent the gap, cause the condition that the raw materials spilled over, have prevented the appearance of overlap burr.

4. In the invention, under the action of the sealing mechanism, the connecting parts of the first conduit, the second conduit and the water through groove can be blocked and sealed by the sealing rubber ring, so that cooling water is prevented from overflowing from the connecting parts and accumulating on the surface of the device; the bolt is screwed through rotating the hand to drive the pressing plate to move in a telescopic mode, and the sealing rubber ring can be clamped and fixed through the pressing plate, so that the sealing effect is better.

5. In the invention, under the action of the filtering mechanism, the cooling water introduced into the water storage tank by the first conduit can be filtered through the filter screen, so that the cooling water is prevented from containing residue and scrap iron to cause the blockage of the submersible pump; and prevent that the residue from piling up in water trough, cause the inside jam to lead to the unable circumstances of passing through of cooling water, and through the pulling handle, can make the filter screen slide in the spout through the slider, and then the dismantlement and the installation of the filter screen of being convenient for.

Additional features and advantages of the disclosure will be set forth in the description which follows, or in part may be learned by the practice of the above-described techniques of the disclosure, or may be learned by practice of the disclosure.

In order to make the aforementioned and other objects, features and advantages of the present invention comprehensible, preferred embodiments accompanied with figures are described in detail below.

Drawings

FIG. 1 is a schematic view of the overall structure of a device for preparing a porous light photocatalytic material according to the present invention;

FIG. 2 is a schematic view of the internal structure of a reservoir in the apparatus for preparing a porous light photocatalytic material according to the present invention;

FIG. 3 is a schematic view of the internal top structure of the lower mold in the apparatus for preparing a porous light photocatalytic material according to the present invention;

FIG. 4 is a schematic structural diagram of a material mixing mechanism in the apparatus for preparing a porous light photocatalytic material according to the present invention;

FIG. 5 is a schematic structural diagram of a mold locking mechanism in an apparatus for preparing a porous light photocatalytic material according to the present invention;

FIG. 6 is a schematic structural view of portion "A" in FIG. 3;

FIG. 7 is a schematic structural diagram of a side view of a filter mechanism in a device for preparing a porous light photocatalytic material according to the present invention.

Description of the main symbols:

stirring tank	1	First rotating shaft	2003
				Support column	2	Rotating rod	2004
Feed pipe	3	Stirring paddle	2005
				Measuring scale	4	Electric motor	2006
Bearing plate	5	Clamping mechanism	21
				Support rod	6	Hydraulic rod	2101
First top plate	7	Mounting plate	2102
				Discharge pipe	8	Upper die	2103
Pressure pump	9	Guide tube	2104
				Working table	10	Material guiding pipe	2105
Lower die	11	Sealing mechanism	22
				Forming cavity	12	Second axis of rotation	2201
Water trough	13	L-shaped plate	2202
				A first conduit	14	Hand-screwed bolt	2203
Water storage tank	15	Pressing plate	2204
				Submersible pump	16	Sealing rubber ring	2205
A second conduit	17	Filtering mechanism	23
				Guide rod	18	Sliding chute	2301
Second top plate	19	Sliding block	2302
				Material mixing mechanism	20	Filter screen	2303
Electric telescopic rod	2001	Handle bar	2304
				First supporting plate	2002

Detailed Description

To facilitate an understanding of the invention, the invention will now be described more fully with reference to the accompanying drawings. Preferred embodiments of the present invention are shown in the drawings. This invention may, however, be embodied in many different forms and should not be construed as limited to the embodiments set forth herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete.

Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used in the description of the invention herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention. As used herein, the term "and/or" includes any and all combinations of one or more of the associated listed items.

The preparation facilities of current porous light photocatalytic material, in its use, behind the foam molding, generally through natural air cooling, comes the cooling to the formed part, waits to carry out the drawing of patterns operation again after the cooling for machining efficiency slows down, and current device does not possess the function of quick compounding.

In order to solve the technical problem, referring to fig. 1 to 7, the present invention provides a device for preparing a porous light photocatalytic material, which includes a stirring tank 1, a supporting column 2 fixedly connected to a bottom end of the stirring tank 1, a feeding pipe 3 connected to one side of the stirring tank 1 in an embedded manner, and a measuring scale 4 connected to a surface of the feeding pipe 3 in an embedded manner.

The top both sides welded connection of inlet pipe 3 has loading board 5, and the top welded connection of loading board 5 has bracing piece 6, the first roof 7 of the top fixedly connected with of bracing piece 6, and compounding mechanism 20 is installed to first roof 7 bottom. The bottom end of the stirring tank 1 is connected with a discharge pipe 8 in an embedded mode, the other end of the discharge pipe 8 is fixedly connected with a pressure pump 9, and one side of the pressure pump 9 is connected with a workbench 10.

The top end of the workbench 10 is fixedly connected with a lower die 11, and the top end of the lower die 11 is provided with a forming cavity 12. A water trough 13 is arranged in the lower die 11, and a first conduit 14 is movably sleeved on one side of the water trough 13. A second conduit 17 is movably sleeved at the other side of the water trough 13, a water storage tank 15 is movably connected at the lower end of the workbench 10, and a submersible pump 16 is movably connected at one side inside the water storage tank 15.

Wherein, immersible pump 16 is connected with the input of second pipe 17 fixed connection, installs sealing mechanism 22 between the basin 13 both sides respectively with first pipe 14, second pipe 17. In addition, four guide rods 18 are fixedly connected to the top end of the workbench 10, a second top plate 19 is welded to the top end of the guide rods 18, and a clamping mechanism 21 is installed at the bottom end of the second top plate 19.

Meanwhile, a filtering mechanism 23 is arranged in the water trough 13, a control valve is arranged between the feeding pipe 3 and the stirring tank 1, and the control valve can be opened to enable the raw materials in the feeding pipe 3 to enter the stirring tank 1. The amount of the raw material in the feed pipe 3 can be measured by a measuring scale 4 provided on the surface. In addition, the submersible pump 16 and the pressure pump 9 are connected with an external power supply through connecting wires, the pressure pump 9 pumps the mixed raw materials in the stirring tank 1 out of the discharge pipe 8 and then introduces the mixed raw materials into the upper die 2103 through the material guide pipe 2105, the submersible pump 16 pumps the cooling water in the water storage tank 15 into the water through tank 13, and the forming cavity 12 is rapidly cooled through the water through tank 13.

The mixing mechanism 20 comprises two electric telescopic rods 2001, and the electric telescopic rods 2001 are fixedly connected with the bottom ends of the first top plates 7. The bottom end of the electric telescopic rod 2001 is fixedly connected with a first supporting plate 2002, and the bottom end of the first supporting plate 2002 is fixedly connected with a first rotating shaft 2003. A rotating rod 2004 is rotatably connected to the bottom end of the first rotating shaft 2003, and a plurality of stirring paddles 2005 are welded to the surface of the rotating rod 2004 at equal intervals. A motor 2006 is fitted to a distal end of the first blade 2002, and the motor 2006 is fixedly connected to the first rotating shaft 2003 through the first blade 2002. The motor 2006 is connected with an external power supply through a connecting wire, and can drive the stirring paddle 2005 to mix and stir the foaming resin and the nano photocatalytic material in the stirring tank 1.

In this embodiment, the stirring paddle 2005 forms a transmission structure through the rotating rod 2004 and between the first rotating shaft 2003 and the motor 2006, the first supporting plate 2002 forms a lifting structure through the electric telescopic rod 2001 and the first top plate 7, and the electric telescopic rod 2001 can drive the rotating stirring paddle 2005 to move up and down in a reciprocating manner.

The clamping mechanism 21 comprises two hydraulic rods 2101, and the hydraulic rods 2101 are fixedly connected with the top end of the second top plate 19. The bottom end of the hydraulic rod 2101 is fixedly connected with a mounting plate 2102, and the bottom end of the mounting plate 2102 is fixedly connected with an upper die 2103. The guide tubes 2104 are respectively fitted around the mounting plate 2102, and the guide tubes 2104 are movably fitted to the surface of the guide bar 18. A material guide pipe 2105 is arranged in the upper die 2103, and the material guide pipe 2105 is fixedly connected with the pressure pump 9. The hydraulic lever 2101 pushes the mounting plate 2102, which causes the upper die 2103 to move downward, coinciding with the lower die 11.

In this embodiment, the mounting plate 2102 is movably structured by the guide tube 2104 and the guide bar 18, and the mounting plate 2102 is vertically structured by the hydraulic bar 2101 and the second top plate 19. It will be appreciated that the two molds can be brought into close proximity by hydraulic lever 2101.

The sealing mechanism 22 includes four second rotating shafts 2201, and the second rotating shafts 2201 are fixedly connected to two sides of the lower mold 11. The other side of the second rotating shaft 2201 is rotatably connected with an L-shaped plate 2202, and a hand-screwed bolt 2203 is connected with the inner thread of the L-shaped plate 2202. In addition, a pressure plate 2204 is fixedly connected to one side of the hand-screwed bolt 2203, and sealing rubber rings 2205 are movably sleeved on the surfaces of the first conduit 14 and the second conduit 17 respectively. In this embodiment, the sealing rubber ring 2205 is movably connected with the pressure plate 2204, and the sealing rubber ring 2205 can seal the joints of the first conduit 14, the second conduit 17 and the water trough 13.

The sealing rubber ring 2205 forms a fixed structure with the lower die 11 through the pressure plate 2204, and the pressure plate 2204 forms a telescopic structure with the L-shaped plate 2202 through screwing the bolt 2203 by hand. In the present embodiment, the L-shaped plate 2202 is configured to rotate with the lower mold 11 via the second rotation shaft 2201. By turning the hand bolt 2203, the hand bolt 2203 is telescopically moved in the L-shaped plate 2202, so that the pressure plate 2204 clamps and fixes the sealing rubber ring 2205.

The filtering mechanism 23 comprises two chutes 2301, and the chutes 2301 are respectively connected with two sides of the inner wall of the water storage tank 15 by welding. A sliding block 2302 is sleeved and inserted in the sliding groove 2301, and a filter screen 2303 is fixedly connected to the other side of the sliding block 2302. Further, a handle 2304 is welded to the tip of the filter screen 2303. It will be appreciated that the filter screen 2303 may filter the cooling water introduced into the reservoir 15 by the first conduit 14.

Filter screen 2303 and catch basin 15 are swing joint, and filter screen 2303 constitutes sliding structure through slider 2302 and spout 2301. In practical applications, the filter screen 2303 can be easily mounted and dismounted by pulling the handle 2304.

The invention also provides a preparation method of the porous light photocatalytic material, which comprises the steps of mixing the foaming resin, forming a guide die and cooling and demoulding, wherein the step of mixing the foaming resin comprises the following steps:

the step of forming the guide die comprises the following steps:

step one, pumping out the mixed second mixture from a discharge pipe 8 through a pressure pump 9, and then introducing the second mixture into an upper die 2103 through a material guide pipe 2105;

step two, the upper die 2103 is driven to move downwards by the hydraulic rod 2101 and is connected with the lower die 11, and the raw materials are guided into the forming cavity 12;

step three, after the second mixture enters the forming cavity 12, foaming and forming are started within 1-3 min, and foaming is finished after 15-20 min;

the cooling and demoulding steps are as follows:

step one, pumping cooling water in a water storage tank 15 to a water through tank 13 through a submersible pump 16;

step two, carrying out accelerated cooling on the molding cavity 12 through the water trough 13;

and step three, the cooling water is reserved back to the water storage tank 15 through the first guide pipe 14, and the target product can be obtained after the temperature in the forming cavity 12 is reduced and demoulding is carried out.

The working principle is as follows:

when in use, 1L of PU foaming resin A material and 1L of PU foaming resin B material are taken respectively, and nano photocatalytic material (nano TiO) is taken₂) 0.5-1 g, putting the PU foaming resin A material and the nano photocatalytic material into an inlet pipe 3, observing the measurement of the put raw materials through a measuring scale 4 embedded on the surface of the inlet pipe 3, and introducingIntroducing the raw materials into the stirring tank 1 through a feeding pipe 3;

an external power supply of the motor 2006 is switched on, the motor 2006 drives the rotating rod 2004 to rotate, and the rotating rod 2004 drives the stirring paddle 2005 on the surface to rotate; the stirring paddle 2005 mixes and stirs the foamed resin and the nano photocatalytic material in the stirring tank 1, and the first mixture and the PU foamed resin B are mixed according to the ratio of 1: 1 to obtain a second mixture;

the external power supply of the pressure pump 9 is connected, and the mixed second mixture in the stirring tank 1 is pumped out from the discharge pipe 8 through the pressure pump 9; then, the material guide tube 2105 is introduced into the upper die 2103, the mounting plate 2102 is pushed by the hydraulic rod 2101, and the guide tube 2104 around the mounting plate 2102 moves downward on the surface of the guide rod 18; the mounting plate 2102 drives the upper die 2103 to move downwards, the upper die 2103 is connected with the lower die 11, and raw materials in the upper die 2103 are guided into the forming cavity 12;

starting foaming molding within about 1-3 min after the material is introduced into the molding cavity 12, wherein a small amount of heat is generated during the foaming molding, and the foaming is finished after 15-20 min; the external power supply of the submersible pump 16 is switched on, the cooling water in the water storage tank 15 is pumped into the second conduit 17 through the submersible pump 16, and the cooling water is guided into the water through tank 13 through the second conduit 17; the forming cavity 12 is rapidly radiated by the water through groove 13, and cooling water is guided back to the water storage groove 15 by the first guide pipe 14, so that water is recycled;

the cooling water introduced into the water storage tank 15 by the first conduit 14 is filtered through a filter screen 2303 arranged in the water storage tank 15 and then is sent to the side of a submersible pump 16; manually pulling the handle 2304, the handle 2304 drives the filter screen 2303 to enable the sliding blocks 2302 on the two sides of the filter screen 2303 to slide in the sliding grooves 2301, and the filter screen 2303 is pulled out of the water storage groove 15, so that the filter screen 2303 is detached, and otherwise, the filter screen 2303 can be installed;

the joint of the first conduit 14, the second conduit 17 and the water trough 13 can be blocked and sealed through the sealing rubber ring 2205; the L-shaped plate 2202 is manually rotated, the L-shaped plate 2202 rotates through the second rotating shaft 2201, the pressing plate 2204 is driven to move to the surface of the sealing rubber ring 2205, the hand-screwed bolt 2203 is rotated, the hand-screwed bolt 2203 stretches and moves in the L-shaped plate 2202, the pressing plate 2204 is driven to stretch and move, and the sealing rubber ring 2205 is clamped and fixed through the pressing plate 2204.

Finally, it should be noted that: the above-mentioned embodiments are only specific embodiments of the present invention, which are used for illustrating the technical solutions of the present invention and not for limiting the same, and the protection scope of the present invention is not limited thereto, although the present invention is described in detail with reference to the foregoing embodiments, those skilled in the art should understand that: any person skilled in the art can modify or easily conceive the technical solutions described in the foregoing embodiments or equivalent substitutes for some technical features within the technical scope of the present disclosure; such modifications, changes or substitutions do not depart from the spirit and scope of the embodiments of the present invention, and they should be construed as being included therein. Therefore, the protection scope of the present invention shall be subject to the protection scope of the appended claims.

Claims

1. A preparation device of porous light photocatalytic material comprises a stirring tank (1) and is characterized in that a supporting column (2) is fixedly connected with the bottom end of the stirring tank (1), a feeding pipe (3) is embedded and connected with one side of the stirring tank (1), a measuring scale (4) is embedded and connected with the surface of the feeding pipe (3), the two sides of the top end of the feeding pipe (3) are welded and connected with a bearing plate (5), the top end of the bearing plate (5) is welded and connected with a supporting rod (6), the top end of the supporting rod (6) is fixedly connected with a first top plate (7), the bottom end of the first top plate (7) is provided with a material mixing mechanism (20), a discharge pipe (8) is connected to the bottom end of the stirring tank (1) in an embedded mode, a pressure pump (9) is fixedly connected to the other end of the discharge pipe (8), and a workbench (10) is connected to one side of the pressure pump (9);

the top end of the workbench (10) is fixedly connected with a lower die (11), the top end of the lower die (11) is provided with a forming cavity (12), the inside of the lower die (11) is provided with a water passing groove (13), one side of the water passing groove (13) is movably sleeved with a first conduit (14), the other side of the water passing groove (13) is movably sleeved with a second conduit (17), the lower end of the workbench (10) is movably connected with a water storage groove (15), one side of the inside of the water storage groove (15) is movably connected with a submersible pump (16), the submersible pump (16) is fixedly connected with the input end of the second conduit (17), the two sides of the water passing groove (13) are respectively connected with the first conduit (14) and the second conduit (17) through a sealing mechanism (22), and the top end of the workbench (10) is fixedly connected with four guide rods (18), the top end of the guide rod (18) is connected with a second top plate (19) in a welding mode, a mold locking mechanism (21) is installed at the bottom end of the second top plate (19), and a filtering mechanism (23) is installed inside the water passing groove (13).

2. The apparatus for preparing the porous light photocatalytic material according to claim 1, wherein the mixing mechanism (20) comprises two electric telescopic rods (2001), the electric telescopic rods (2001) are fixedly connected with the bottom ends of the first top plates (7), the bottom ends of the electric telescopic rods (2001) are fixedly connected with first supporting plates (2002), the bottom ends of the first supporting plates (2002) are fixedly connected with first rotating shafts (2003), the bottom ends of the first rotating shafts (2003) are rotatably connected with rotating rods (2004), a plurality of stirring paddles (2005) are welded on the surfaces of the rotating rods (2004) at equal intervals, the top ends of the first supporting plates (2002) are connected with a motor (2006) in a fitting manner, and the motor (2006) penetrates through the first supporting plates (2002) and is fixedly connected with the first rotating shafts (2003).

3. The apparatus for preparing porous light photocatalytic material according to claim 2, wherein the stirring paddle (2005) forms a transmission structure through the rotating rod (2004), the first rotating shaft (2003) and the motor (2006), and the first support plate (2002) forms a lifting structure through the electric telescopic rod (2001) and the first top plate (7).

4. The device for preparing the porous light photocatalytic material according to claim 1, characterized in that the mold clamping mechanism (21) comprises two hydraulic rods (2101), the hydraulic rods (2101) are fixedly connected with the top end of the second top plate (19), the bottom end of the hydraulic rods (2101) is fixedly connected with a mounting plate (2102), the bottom end of the mounting plate (2102) is fixedly connected with an upper mold (2103), guide tubes (2104) are respectively embedded and connected around the mounting plate (2102), the guide tubes (2104) are movably sleeved and connected with the surface of the guide rods (18), a material guide tube (2105) is installed inside the upper mold (2103), and the material guide tube (2105) is fixedly connected with the pressure pump (9).

5. The apparatus for preparing porous light photocatalytic material according to claim 4, characterized in that the mounting plate (2102) is movably arranged between the guide tube (2104) and the guide bar (18), and the mounting plate (2102) is vertically arranged between the hydraulic bar (2101) and the second top plate (19).

6. The preparation device of the porous light photocatalytic material according to claim 1, wherein the sealing mechanism (22) comprises four second rotating shafts (2201), the second rotating shafts (2201) are fixedly connected with two sides of the lower mold (11), the other side of the second rotating shafts (2201) is rotatably connected with an L-shaped plate (2202), the L-shaped plate (2202) is connected with a hand-screwed bolt (2203) through internal threads, one side of the hand-screwed bolt (2203) is fixedly connected with a pressure plate (2204), the surfaces of the first conduit (14) and the second conduit (17) are respectively and movably sleeved with a sealing rubber ring (2205), and the sealing rubber ring (2205) is movably connected with the pressure plate (2204).

7. The device for preparing the porous light photocatalytic material according to claim 6, wherein the sealing rubber ring (2205) forms a fixed structure through the pressure plate (2204) and the lower die (11), the pressure plate (2204) forms a telescopic structure through the hand-screwed bolt (2203) and the L-shaped plate (2202), and the L-shaped plate (2202) forms a rotating structure through the second rotating shaft (2201) and the lower die (11).

8. The preparation device of the porous light photocatalytic material according to claim 1, characterized in that the filter mechanism (23) comprises two chutes (2301), the chutes (2301) are welded to both sides of the inner wall of the reservoir (15), the chutes (2301) are sleeved with sliders (2302), the other sides of the sliders (2302) are fixedly connected with a filter screen (2303), and the top ends of the filter screen (2303) are welded with handles (2304).

9. The apparatus for preparing porous light photocatalytic material according to claim 8, characterized in that the filter screen (2303) is movably connected to the reservoir (15), and the filter screen (2303) forms a sliding structure with the sliding groove (2301) through the slide block (2302).

10. A method for preparing a porous light photocatalytic material, characterized by applying the preparation apparatus of any one of claims 1 to 9, comprising a step of mixing a foamed resin, a step of molding a guide mold, and a step of cooling and demolding;

wherein the mixing step of the foaming resin comprises the following steps:

the step of forming the guide die comprises the following steps:

firstly, pumping the mixed second mixture out of a discharge pipe (8) through a pressure pump (9), and then introducing the mixture into an upper die (2103) through a material guide pipe (2105);

driving an upper die (2103) to move downwards through a hydraulic rod (2101) and be connected with a lower die (11) to guide the raw materials into a forming cavity (12);

step three, after the second mixture enters the forming cavity (12), foaming and forming are started within 1-3 min, and foaming is finished after 15-20 min;

the cooling demolding step comprises the following steps:

step one, pumping cooling water in a water storage tank (15) to a water through tank (13) through a submersible pump (16);

step two, carrying out accelerated cooling on the molding cavity (12) through a water trough (13);