CN113752426A

CN113752426A - Photocatalysis plastic biodegradation system

Info

Publication number: CN113752426A
Application number: CN202110944119.4A
Authority: CN
Inventors: 何立
Original assignee: Individual
Current assignee: Individual
Priority date: 2021-08-17
Filing date: 2021-08-17
Publication date: 2021-12-07

Abstract

The invention discloses a photocatalytic plastic biodegradation system, which comprises a shell, wherein a crushing cavity is arranged in the shell, a feed inlet with an upward opening is formed in the crushing cavity, a motor is arranged in the left wall of the crushing cavity, the right surface of the motor is rotatably connected with a crusher arranged in the crushing cavity, a screen is arranged on the lower side of the crusher, and a push rod penetrating through the left surface of the shell is arranged in the left wall of the crushing cavity on the upper side of the screen; the invention can accelerate the degradation speed of the biodegradable plastic by crushing and cleaning the surface of the biodegradable plastic, and mix the biodegradable plastic with the catalyst after cleaning, so that the biodegradable plastic can be degraded by photocatalysis, and the weight of the catalyst can be intelligently controlled by the weight of the biodegradable plastic, so that the stirred plastic can be fully degraded and can be repeatedly used in a water source for cleaning the plastic after being degraded into water.

Description

Photocatalysis plastic biodegradation system

Technical Field

The invention relates to the technical field of degradable plastics, in particular to a photocatalytic plastic biodegradation system.

Background

The degradable plastics are plastics which are added with a certain amount of additives in the production process to reduce the stability and are easily degraded in the natural environment, and the main application fields of the degradable plastics are agricultural mulching films, various plastic packaging bags, garbage bags, shopping bags in markets, disposable tableware and the like.

The traditional degradation mode of degradable plastics is generally treated by burying in the ground, but the degradation process in the burying usually can not be carried out planting because the degradation process has certain influence on the growth of plants, and the degradation on the ground requires a large amount of field for degradation.

The conventional degradation time of the degraded plastics is several months to two years, and although the degradation time is shorter than that of the common plastics, the current degradation time can cause the accumulation of garbage, and the degradation time after the degraded plastics are polluted can also be prolonged.

Disclosure of Invention

The invention aims to provide a photocatalytic plastic biodegradation system which is used for overcoming the defects in the prior art.

The photocatalytic plastic biodegradation system comprises a shell, wherein a crushing cavity is arranged in the shell, a feed inlet with an upward opening is formed in the crushing cavity, a motor is arranged in the left wall of the crushing cavity, the right surface of the motor is rotatably connected with a crusher arranged in the crushing cavity, a screen is arranged on the lower side of the crusher, a push rod penetrating through the left surface of the shell is arranged in the left wall of the crushing cavity on the upper side of the screen, a gear with the motor is arranged on the push rod and is meshed with the upper surface of the push rod, a cleaning device capable of cleaning plastic pieces is arranged on the lower side of the screen, a mixing cavity is arranged on the right side of the crushing cavity, the mixing cavity is communicated with the crushing cavity through a middle channel, a rotating door is rotatably connected to the opening of the crushing cavity through the middle channel, and a mixing device capable of mixing the clean plastic pieces with a catalyst is arranged in the mixing cavity, the hybrid chamber right side is equipped with out the conveying chamber, the conveying intracavity is equipped with the conveyer belt, the conveying chamber with the hybrid chamber passes through pay-off chamber intercommunication, pay-off chamber right side wall internal fixation has the pay-off motor, the pay-off motor left surface rotates and is connected with spiral feeder, conveying chamber right side wall internal connection is equipped with the lifting chamber, the lifting machine is installed to the lifting intracavity, lifting chamber left side wall internal connection is equipped with the catalysis chamber, catalysis chamber roof is equipped with the photocatalysis lamp, be equipped with in the catalysis chamber left side wall and run through the blast pipe of shell, be equipped with the air pump on the blast pipe, the catalysis chamber with smash the drainage pipe intercommunication in the drainage pipe chamber, be equipped with drainage water pump on the drainage pipe.

In the aforesaid photocatalysis plastics biodegradation system structure, mixing arrangement includes mixing chamber inner sliding connection's slide, the slide with the mixing chamber diapire passes through spring fixed connection, the mixing chamber downside is equipped with oil pipe, the slide bottom surface has set firmly to extend to extension rod in the oil pipe, the extension rod bottom has set firmly first piston, the mixing chamber top surface is equipped with and can pours the catalyst into the device of empting in the mixing chamber, can let the plastic sheet obtain appropriate amount of catalyst like this.

In the photocatalytic plastic biodegradation system structure, the dumping device comprises a medicament bin fixedly arranged in the top wall of the mixing cavity, a medicament cavity is arranged in the medicament bin, a rotating rod is rotatably connected in the medicament cavity, a discharge hole penetrating through the bottom wall of the medicament bin is formed in the bottom wall of the medicament cavity, a hydraulic pipe is arranged on the upper side of the medicament cavity, a hydraulic pump is arranged on the hydraulic pipe, a second piston is slidably connected in the hydraulic pipe, a medicament outlet rod extending into the discharge hole is fixedly arranged on the bottom surface of the second piston, a medicament outlet cavity is formed in the medicament outlet rod, the medicament outlet rod abuts against the left end of the rotating rod, the medicament outlet rod is fixedly connected with the bottom wall of the medicament cavity through a reset spring, a moving cavity is formed in the left wall of the medicament cavity, a sealing block is slidably connected in the moving cavity, and the sealing block is hinged with the left end of the rotating rod, the left wall of the movable cavity is internally provided with a feeding pipe, so that the catalyst can be rapidly supplemented into the medicament cavity.

In the aforesaid photocatalysis plastics biodegradation system structure, belt cleaning device includes the water inlet that the gear upside was equipped with, the cracker diapire has set firmly agitator motor, the last rotation of agitator motor is connected with the agitator, be equipped with in the agitator left wall and run through the drain pipe slide of shell left surface, be equipped with the water pump swing gate on the slide, can let the plastic sheet accept the reaction of photocatalysis more like this.

In the structure of the photocatalytic plastic biodegradation system, the feeding pipe can always convey the liquid catalyst into the medicament cavity.

In the above structure of the photocatalytic plastic biodegradation system, when the motor is started, the water inlet will deliver water into the grinding cavity at the same time.

The invention has the beneficial effects that: the invention can accelerate the degradation speed of the biodegradable plastic by crushing and cleaning the surface of the biodegradable plastic, and the biodegradable plastic can be degraded by photocatalysis by mixing the biodegradable plastic with the catalyst after being cleaned.

The invention can degrade the stirred plastic fully by intelligently controlling the weight of the catalyst according to the weight of the degraded plastic, and can be reused in a water source for cleaning the plastic after being degraded into water, and the degraded carbon dioxide can be normally discharged into the air.

Drawings

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

FIG. 2 is a schematic view of the internal structure of FIG. 1;

FIG. 3 is a schematic view of the structure of the cartridge of FIG. 2;

fig. 4 is a schematic view of the structure at the lower end of the oil pipe in fig. 2.

Detailed Description

For purposes of making the objects and advantages of the present invention more apparent, the following detailed description of the invention, taken in conjunction with the examples, should be understood that the following text is only intended to describe one photocatalytic plastic biodegradation system or several specific embodiments of the invention, and does not strictly limit the scope of protection specifically claimed by the invention, as used herein, the terms upper, lower, left and right are not limited to their strict geometric definition, but include tolerances to the reasonableness and inconsistency of machining or human error, the specific features of which are set forth in detail below:

referring to the drawings, a photocatalytic plastic biodegradation system according to an embodiment of the present invention comprises a housing 11, a grinding chamber 15 is disposed in the housing 11, the grinding chamber 15 is provided with a feed inlet 12 with an upward opening, a motor 13 is disposed in a left wall of the grinding chamber 15, a crusher 14 mounted in the grinding chamber 15 is rotatably connected to a right surface of the motor 13, a screen 18 is disposed at a lower side of the crusher 14, a push rod 17 penetrating through the left surface of the housing 11 is disposed in the left wall of the grinding chamber 15 at an upper side of the screen 18, a gear 16 with a motor is disposed on the push rod 17, the gear 16 is engaged with an upper surface of the push rod 17, a cleaning device 103 capable of cleaning plastic pieces is disposed at a lower side of the screen 18, a mixing chamber 53 is disposed at a right side of the grinding chamber 15, the mixing chamber 53 is communicated with the grinding chamber 15 through a middle passage 54, a rotary door 21 is rotatably connected to the middle passage 54 at the opening of the grinding chamber 15, a mixing device 101 capable of mixing clean plastic sheets with the catalyst is arranged in the mixing chamber 53, a conveying cavity 30 is arranged at the right side of the mixing cavity 53, a conveying belt 31 is arranged in the conveying cavity 30, the conveying cavity 30 is communicated with the mixing cavity 53 through a feeding cavity 29, a feeding motor 28 is fixedly arranged in the right wall of the feeding cavity 29, the left surface of the feeding motor 28 is rotatably connected with a screw feeder 27, a lifting cavity 44 is communicated in the right wall of the conveying cavity 30, a lifting machine 45 is arranged in the lifting cavity 44, a catalysis cavity 48 is communicated in the left wall of the lifting cavity 44, a photocatalytic lamp 47 is arranged on the top wall of the catalytic cavity 48, an exhaust pipe 46 penetrating through the shell 11 is arranged in the left wall of the catalytic cavity 48, an air pump 55 is arranged on the exhaust pipe 46, the catalysis cavity 48 is communicated with the crushing cavity 15 through a drainage pipeline 50, and a drainage water pump 49 is arranged on the drainage pipeline 50.

As a further optimization of the technical solution, the mixing device 101 includes a sliding plate 22 slidably connected in the mixing chamber 53, the sliding plate 22 is fixedly connected to the bottom wall of the mixing chamber 53 through a spring 26, an oil pipe 24 is arranged on the lower side of the mixing chamber 53, an extension rod 25 extending into the oil pipe 24 is fixedly arranged on the bottom surface of the sliding plate 22, a first piston 23 is fixedly arranged at the bottom end of the extension rod 25, a dumping device 102 capable of dumping a catalyst into the mixing chamber 53 is arranged on the top surface of the mixing chamber 53, after the degradable plastics enter the mixing chamber 53, the sliding plate 22 is pressed down to drive the extension rod 25 to descend, and the spring 26 compresses to press down the hydraulic oil by the first piston 23, and the dumping device 102 is started, so that the plastic sheet can obtain a proper amount of catalyst.

As a further optimization of the technical scheme, the dumping device 102 includes the medicament chamber 51 fixedly arranged in the top wall of the mixing chamber 53, a medicament chamber 56 is arranged in the medicament chamber 51, a rotating rod 43 is connected to the inner side of the medicament chamber 56, a discharge hole 39 is formed in the bottom wall of the medicament chamber 51, a hydraulic pipe 35 is arranged on the upper side of the medicament chamber 56, a hydraulic pump 32 is arranged on the hydraulic pipe 35, a second piston 33 is slidably connected in the hydraulic pipe 35, a medicine outlet rod 36 extending into the discharge hole 39 is fixedly arranged on the bottom surface of the second piston 33, a medicine outlet chamber 37 is arranged in the medicine outlet rod 36, the medicine outlet rod 36 is abutted against the left end of the rotating rod 43, the medicine outlet rod 36 is fixedly connected with the bottom wall of the medicament chamber 56 through a return spring 38, a moving chamber 40 is arranged in the left wall of the medicament chamber 56, a sealing block 42 is slidably connected in the moving chamber 40, the closed block 42 with the dwang 43 left end is articulated, be equipped with inlet pipe 41 in the removal chamber 40 left wall, when injecting hydraulic oil in the hydraulic pressure pipe 35, hydraulic pressure pump 32 receives hydraulic pressure instruction, in injecting hydraulic pressure pipe 35 with the hydraulic oil of capacity, make second piston 33 by pushing down, let out the pencil 36 and drive the dwang 43 rotation downwards, closed block 42 is upwards driven and is stopped up the export of inlet pipe 41, then the medicament in the medicament chamber 56 flows to the hybrid chamber 53 through going out the medicament chamber 37 in, until the liquid level with go out the medicament chamber 37 parallel and level, can let the catalyst replenish in the medicament chamber 56 fast like this.

As a further optimization of the technical solution, the cleaning device 103 includes a water inlet 52 arranged on the upper side of the gear 16, a stirring motor 20 is fixedly arranged on the bottom wall of the crusher 14, a stirrer 19 is rotatably connected to the stirring motor 20, a drain pipe sliding plate 22 penetrating through the left surface of the housing 11 is arranged in the left wall of the stirrer 19, a water pump rotating door 21 is arranged on the sliding plate 22, when cleaning is needed, water enters from the water inlet 52, then the stirring motor 20 is started, the stirring motor 20 drives the stirrer 19 to rotate, dirty objects are taken off from the plastic sheets along the water flow, the rotating door 21 is started after cleaning, so that the sewage is discharged through the sliding plate 22, and thus the plastic sheets can receive more photocatalytic reactions.

As a further optimization of the present technical solution, the feeding pipe 41 will always convey the liquid catalyst into the chemical cavity 56.

As a further optimization of the present solution, when the motor 13 is started, the water inlet 52 will deliver water into the grinding chamber 15.

The invention relates to a photocatalytic plastic biodegradation system, which comprises the following working procedures:

when the plastic biodegradation is needed, the waste degraded plastic is put into the feed inlet 12, the crusher 14 crushes the degraded plastic into small pieces, then the plastic sheets are washed by stirring while the stirrer 19 is rotated, the slide plate 22 discharges the sewage, the gear 16 is then actuated causing the push rod 17 to push the plastic pieces to the right into the mixing chamber 53, causing the rotating gate 21 to rotate, feeding the plastic pieces into the mixing chamber 53, the catalyst is then poured through the outlet 39 onto the plastic sheet, the plastic sheet is agitated by the screw feeder 27 and fed onto the conveyor 31, then the plastic sheet is sent to a lifting machine 45 in the lifting cavity 44 by the conveyor belt 31, so that the plastic sheet is sent to a catalysis cavity 48 by the lifting machine 45 for photocatalytic degradation, the plastic sheet is biodegraded to the greatest extent, and after the degradation, the drain water pump 49 and the air pump 55 are activated to discharge the liquid and gas through the gas discharge pipe 46 and the water discharge pipe 50.

While the invention has been shown and described with reference to certain exemplary embodiments thereof, it will be understood by those skilled in the art that various changes in form and details may be made therein without departing from the spirit and scope of the invention as defined by the appended claims and their equivalents. Accordingly, the scope of the present invention should not be limited to the above-described embodiments, but should be defined not only by the appended claims, but also by equivalents thereof.

Claims

1. A photocatalytic plastic biodegradation system, comprising a housing, characterized in that: a crushing cavity is arranged in the shell, a feed inlet with an upward opening is formed in the crushing cavity, a motor is arranged in the left wall of the crushing cavity, the right surface of the motor is rotatably connected with a crusher arranged in the crushing cavity, a screen is arranged on the lower side of the crusher, a push rod penetrating through the left surface of the shell is arranged in the left wall of the crushing cavity on the upper side of the screen, a gear with the motor is arranged on the push rod, the gear is meshed and connected with the upper surface of the push rod, and a cleaning device capable of cleaning broken plastic pieces is arranged on the lower side of the screen; a mixing cavity is arranged on the right side of the crushing cavity, the mixing cavity is communicated with the crushing cavity through a middle channel, a rotating door is rotatably connected to the opening of the middle channel at the position of the crushing cavity, and a mixing device capable of mixing clean plastic sheets with a catalyst is arranged in the mixing cavity; the hybrid chamber right side is equipped with the conveying chamber, the conveying intracavity is equipped with the conveyer belt, the conveying chamber with the hybrid chamber passes through pay-off chamber intercommunication, pay-off chamber right side wall internal fixation has the pay-off motor, the pay-off motor left surface rotates and is connected with the spiral feeder, conveying chamber right side wall internal connection is equipped with the lifting chamber, the lifting machine is installed to the lifting intracavity, lifting chamber left side wall internal connection is equipped with the catalysis chamber, catalysis chamber roof is equipped with the photocatalysis lamp, be equipped with in the catalysis chamber left side wall and run through the blast pipe of shell, be equipped with the air pump on the blast pipe, the catalysis chamber with smash the drainage pipe chamber and pass through the drainage pipe intercommunication, be equipped with drainage water pump on the drainage pipe.

2. A photocatalytic plastic biodegradation system according to claim 1, characterized in that: mixing arrangement includes mixing chamber internal sliding connection's slide, the slide with the mixing chamber diapire passes through spring fixed connection, the mixing chamber downside is equipped with oil pipe, the slide bottom surface set firmly extend to extension rod in the oil pipe, the extension rod bottom has set firmly first piston, the mixing chamber top surface is equipped with and to pour the catalyst into the device of empting in the mixing chamber.

3. A photocatalytic plastic biodegradation system according to claim 2, characterized in that: the device of empting includes the medicament storehouse that sets firmly in the hybrid chamber roof, be equipped with the medicament chamber in the medicament storehouse, the medicament intracavity rotates and is connected with the dwang, medicament chamber diapire is equipped with and runs through the discharge gate of medicament storehouse diapire, medicament chamber upside is equipped with the hydraulic pressure pipe, install the hydraulic pump on the hydraulic pressure pipe, sliding connection has the second piston in the hydraulic pressure pipe, second piston bottom surface has set firmly and extends to go out the pencil in the discharge gate, it is equipped with out the medicine chamber in the pencil to go out, go out the pencil with the dwang left end offsets, go out the pencil with medicament chamber diapire passes through reset spring fixed connection, be equipped with the removal chamber in the medicament chamber left wall, it has the closed piece to remove intracavity sliding connection, the closed piece with the dwang left end is articulated, it is equipped with the inlet pipe in the chamber left wall to remove.

4. A photocatalytic plastic biodegradation system according to claim 1, characterized in that: the cleaning device comprises a water inlet formed in the upper side of the gear, a stirring motor is fixedly arranged on the bottom wall of the crusher, a stirrer is connected to the stirring motor in a rotating mode, a drain pipe sliding plate penetrating through the left surface of the shell is arranged in the left wall of the stirrer, and a water pump rotating door is arranged on the sliding plate.

5. A photocatalytic plastic biodegradation system according to claim 1, characterized in that: the feed tube will always deliver liquid catalyst into the chamber.

6. A photocatalytic plastic biodegradation system according to claim 1, characterized in that: when the motor is started, the water inlet can convey water into the grinding cavity.