CN112741558B - Antibacterial sweeper and manufacturing process of garbage storage bin of antibacterial sweeper - Google Patents
Antibacterial sweeper and manufacturing process of garbage storage bin of antibacterial sweeper Download PDFInfo
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- CN112741558B CN112741558B CN202011608385.1A CN202011608385A CN112741558B CN 112741558 B CN112741558 B CN 112741558B CN 202011608385 A CN202011608385 A CN 202011608385A CN 112741558 B CN112741558 B CN 112741558B
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- storage bin
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- A—HUMAN NECESSITIES
- A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
- A47L—DOMESTIC WASHING OR CLEANING; SUCTION CLEANERS IN GENERAL
- A47L11/00—Machines for cleaning floors, carpets, furniture, walls, or wall coverings
- A47L11/24—Floor-sweeping machines, motor-driven
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- A—HUMAN NECESSITIES
- A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
- A47L—DOMESTIC WASHING OR CLEANING; SUCTION CLEANERS IN GENERAL
- A47L11/00—Machines for cleaning floors, carpets, furniture, walls, or wall coverings
- A47L11/40—Parts or details of machines not provided for in groups A47L11/02 - A47L11/38, or not restricted to one of these groups, e.g. handles, arrangements of switches, skirts, buffers, levers
- A47L11/4013—Contaminants collecting devices, i.e. hoppers, tanks or the like
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Abstract
The invention relates to an antibacterial sweeper, which comprises: the garbage storage bin comprises a box body, a waterproof adhesive layer, a water-absorbent resin film and an antibacterial coating; the inner wall of the box body is in adhesive connection with the water-absorbing resin film through the waterproof adhesive layer; the antibacterial coating is arranged on one side, away from the inner wall of the box body, of the water-absorbing resin film, and comprises, by weight, 85-90 parts of micro-nano zinc oxide composite particles and 9-12 parts of a peony root bark extract, wherein the micro-nano zinc oxide composite particles comprise, by mass, 25% of micron-sized zinc oxide particles and 75% of nano-sized zinc oxide particles. The garbage storage bin has the advantages of keeping the interior of the garbage storage bin dry for a long time and continuously and effectively killing bacteria and mold.
Description
Technical Field
The invention relates to the field of floor sweeping machines, in particular to an antibacterial floor sweeping machine and a manufacturing process of a garbage storage bin of the antibacterial floor sweeping machine.
Background
The sweeper is an integrated garbage sweeping machine combining sweeping and dust collection, has the advantages of energy conservation, environmental protection, high working efficiency, low cleaning cost, good cleaning effect, high safety performance, high economic return rate and the like, and is widely applied to families, office places, public places and factories at present.
However, as the service life of the existing sweeper increases, bacteria, mold and moisture enter the garbage storage box for a long time. On the inner wall of the garbage storage box, a lot of mildew and fungus stains are generated, and when a user cleans the garbage storage box regularly, the garbage storage box is easily contacted with harmful bacteria and fungi, so that skin diseases or other diseases causing serious harm to human bodies are caused, for example, some fungi are highly carcinogenic.
Disclosure of Invention
The invention aims to provide an antibacterial sweeper which can keep the interior of a garbage storage bin dry for a long time and can continuously and effectively kill bacteria and mould.
In order to achieve the purpose, the technical scheme provided by the invention is as follows: an antibacterial sweeper, comprising: the garbage storage bin comprises a box body, a waterproof adhesive layer, a water-absorbent resin film and an antibacterial coating;
the inner wall of the box body is in adhesive connection with the water-absorbing resin film through the waterproof adhesive layer;
the antibacterial coating is arranged on one side, away from the inner wall of the box body, of the water-absorbing resin film, and comprises, by weight, 85-90 parts of micro-nano zinc oxide composite particles and 9-12 parts of a peony root bark extract, wherein the micro-nano zinc oxide composite particles comprise, by mass, 25% of micron-sized zinc oxide particles and 75% of nano-sized zinc oxide particles.
Furthermore, the box body is made of any one of polydicyclopentadiene, polyethylene or polypropylene.
Further, the waterproof adhesive layer is any one of an acrylate adhesive, a polyurethane adhesive or a butyl adhesive.
Further, the water-absorbing resin film is any one of a starch-grafted acrylate resin film, a grafted acrylamide resin film, or a crosslinked carboxymethyl cellulose-grafted acrylamide resin film.
Further, the antibacterial coating also comprises 3-5 parts by weight of zirconia powder.
On the other hand, the invention also provides a manufacturing process of the garbage storage bin, which comprises the following steps:
s1, injection molding, namely, feeding the granules into the charging barrel from the hopper of the injection machine, heating and melting the granules to obtain a plasticized material, compressing the plasticized material under the pressurization of the screw rod to move forwards, injecting the compressed material into the closed film cavity through the nozzle in front of the charging barrel, cooling and shaping, opening the mold, and taking out the product to obtain a waste storage bin blank;
s2: gluing, namely coating waterproof glue on the surface of the body of the garbage storage bin;
s3: pasting a water-absorbing resin film, pasting the water-absorbing resin film on the surface of the garbage storage bin green body coated with the waterproof glue, putting the garbage storage bin green body into a temperature-controllable baking device, baking the garbage storage bin green body for 18-20 seconds at 7 temperature sections of 75 +/-3 ℃, 85 +/-3 ℃, 105 +/-3 ℃, 115 +/-3 ℃, 95 +/-3 ℃, 65 +/-3 ℃ and 35 +/-3 ℃ in sequence, and taking out the garbage storage bin green body to obtain a film-coated garbage storage bin green body;
s4: and (3) electrostatic spraying, namely applying direct current high voltage between the garbage storage bin blank body coated with the film and a spray gun to generate an electrostatic field to charge the particles of the antibacterial coating, then spraying the antibacterial poison coating on the water-absorbent resin film, and uniformly depositing the coating particles on the surface of the water-absorbent resin film through mutual collision under the action of the electrostatic field to obtain a finished garbage storage bin product.
The invention has the beneficial effects that:
1. through setting up the resin film that absorbs water for the hydrone that enters into the box inside passes through the clear water radical effect of hydrogen bond with resin, through similar compatible principle, the hydrone in the box is continuous to be absorbed by this resin film that absorbs water, can keep keeping dry environment in the box like this, inhibits breeding of bacterium and mould.
2. The invention adds micro-nano zinc oxide zinc composite particles composed of micro-scale zinc oxide particles and nano-scale zinc oxide particles, the micro-nano zinc oxide zinc composite particles have stronger catalytic capacity, form freely moving negatively charged electrons and positively charged 'cavities', oxygen, hydroxyl, water and the like adsorbed on the surface of a material can be adsorbed on the 'cavities', hydroxyl free radicals and active oxygen ions with reduction effect are generated, oxygen in air and water is excited to become active oxygen ROS, the active oxygen has strong oxidation activity, the active oxygen can destroy the multiplication capacity of bacterial cells, thereby killing bacteria, in addition, the zinc ions have oxidation-reduction property, can puncture the membrane protein structure of the bacteria, enable the bacteria to lose activity, achieve the sterilization purpose, when the bacteria are killed, the zinc ions can be dissociated from dissolved bacteria and then contact with other bacteria, the novel sterilization task is completed, so that the novel sterilization activity is shown, the micro-nano zinc composite particles have good sterilization and bacteriostasis effects on various known common bacteria, are lasting and effective, the killing rate on various pathogenic bacteria such as escherichia coli, staphylococcus aureus, candida albicans and the like reaches more than 99.9%, the simulated accelerated aging test is carried out on the micro-nano zinc composite particles by using an ASTM F1980 method, and the sterilization rate is still kept at 99.9% after 5 years.
3. The peony root bark extract in the antibacterial coating 400 contains various active substances such as paeonol, gallic acid, quercetin, tannic acid, theaflavin and the like, so that the peony root bark extract can resist bacteria (escherichia coli, staphylococcus aureus, salmonella, listeria and the like), fungi (black mold, blue mold and the like), fungi (bacteria causing tinea, candida, acne pathogenic bacteria and the like) and viruses (foot-and-mouth disease virus, avian influenza and the like).
4. In the manufacturing process, in the step of attaching the water-absorbing resin film, seven temperatures are set to bake the plastic storage box body after film coating by adopting a low-temperature preheating-high-temperature melting-low-temperature curing mode, the temperature of the foot part is raised in the low-temperature preheating stage to slowly melt the waterproof glue, the waterproof glue is completely melted in the high-temperature stage, the waterproof glue is uniformly cured in the low-temperature curing stage, and the situation of local glue excess is avoided.
Drawings
Fig. 1 is a schematic structural view of a sweeper according to an embodiment of the invention.
Fig. 2 is a schematic sectional layered view of a garbage storage according to an embodiment of the present invention.
In the figure, the garbage storage bin 100, the box body 110, the waterproof glue layer 120, the water-absorbent resin film 130 and the antibacterial coating 140 are shown.
Detailed Description
In order to make the objects, technical schemes and advantages of the present invention more clearly understood, the following will explain in detail a manufacturing process of an antibacterial sweeper and a garbage storage bin thereof in combination with the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
Example one
Referring to fig. 1-2, an antibacterial sweeper comprises: the garbage storage bin 100 comprises a bin body 110, a waterproof glue layer 120, a water-absorbent resin film 130 and an antibacterial coating 140.
The box body 100 is made of polydicyclopentadiene, the waterproof glue layer 200 is an acrylate adhesive, the water-absorbing resin film 300 is a starch grafted acrylate resin film, and the inner wall of the box body 100 is in adhesive connection with the starch grafted acrylate resin film through the acrylate adhesive.
The polydicyclopentadiene can resist heat, cold and acid, has the acid and alkali resistance, the bending modulus of 1790-2070 MPa, the tensile strength of 34MPa and the thermal deformation temperature of 185.5 ℃, and the toughness of the polydicyclopentadiene is obviously superior to that of the material commonly used in the prior art, so that the plastic storage box made of the polydicyclopentadiene does not have the problem of brittle material, and the plastic storage box cannot crack along with long-time use, and the service life of the polydicyclopentadiene is prolonged.
The antibacterial coating 140 is arranged on one side of the starch grafted acrylate resin film, which is far away from the inner wall of the box body 110, the antibacterial coating 400 comprises 85 parts by weight of micro-nano zinc oxide composite particles and 12 parts by weight of peony root bark extract, and the micro-nano zinc oxide composite particles comprise 25% of micron-sized zinc oxide particles and 75% of nano-sized zinc oxide particles in percentage by mass, wherein the preferred size of the micron-sized zinc oxide particles is 10-30 microns, and the size of the nano-sized zinc oxide particles is 40-50 nanometers.
Example two
Referring to fig. 1-2, an antibacterial sweeper comprises: the garbage storage bin 100 comprises a bin body 110, a waterproof glue layer 120, a water-absorbent resin film 130 and an antibacterial coating 140.
The box body 110 is made of polyethylene, the waterproof adhesive layer 120 is a polyurethane adhesive, the water-absorbing resin film 130 is a grafted acrylamide resin film, and the inner wall of the box body 110 is bonded and connected with the grafted acrylamide resin film through the polyurethane adhesive.
The antibacterial coating 140 is arranged on one side of the starch grafted acrylate resin film, which is far away from the inner wall of the box body 110, the antibacterial coating 140 comprises 90 parts by weight of micro-nano zinc oxide composite particles and 9 parts by weight of peony root bark extract, and the micro-nano zinc oxide composite particles comprise 25% of micron-sized zinc oxide particles and 75% of nano-sized zinc oxide particles in percentage by mass, wherein the preferred size of the micron-sized zinc oxide particles is 10-30 microns, and the size of the nano-sized zinc oxide particles is 40-50 nanometers.
EXAMPLE III
Referring to fig. 1-2, an antibacterial sweeper comprises: the garbage storage bin 100 comprises a bin body 110, a waterproof glue layer 120, a water-absorbent resin film 130 and an antibacterial coating 140.
The antibacterial coating 140 is arranged on one side of the crosslinked carboxymethyl cellulose grafted acrylamide resin film, which is far away from the inner wall of the box body 110, the antibacterial coating 140 comprises 90 parts by weight of micro-nano zinc oxide composite particles and 9 parts by weight of peony root bark extract, and the micro-nano zinc oxide composite particles comprise 25% of micron-sized zinc oxide particles and 75% of nano-sized zinc oxide particles in percentage by weight, wherein the size of the micron-sized zinc oxide particles is preferably 10-30 microns, and the size of the nano-sized zinc oxide particles is preferably 40-50 nanometers, so that the preparation process is simple, and the sterilization effect is also good.
It should be noted that in the above three embodiments, the acrylate glue, the polyurethane glue or the butyl glue are all waterproof glue, and all have waterproof effect.
It should be noted that, in order to further enhance the antibacterial ability, 3-5 weight percent of zirconium oxide powder can be additionally added into the antibacterial coating 400 of the present invention, wherein the zirconium oxide can induce air negative ions, and the negative ions can be used for sterilization and disinfection.
Comparative example
In contrast to example one, the antimicrobial coating 400 was not provided, and the rest was the same.
The antibacterial performance of the product is tested by GB/T31402-2015 to obtain the following table
The comparison shows that the three embodiments provided with the antibacterial coating 400 have the killing rate of more than 99.9 to common bacteria, the comparative examples not provided with the antibacterial coating 400 do not have the antibacterial capability, and the three embodiments have the strong antibacterial capability because the micro-nano zinc oxide-zinc composite particles combined by the micro-scale zinc oxide particles and the nano-scale zinc oxide particles are added in the antibacterial coating, the micro-nano zinc oxide-zinc composite particles have strong catalytic capability, form freely moving negatively charged electrons and positively charged 'holes', and oxygen, hydroxyl, water and the like adsorbed on the surface of the material can be adsorbed on the 'holes', generate hydroxyl radicals and active oxygen ions with reduction effect, excite the oxygen in the air and the water to be active oxygen ROS, and the active oxygen has strong oxidation activity, so that the proliferation capability of bacterial cells can be damaged, the zinc ions are dissociated from the dissolved thallus and then contact with other bacteria to complete a new sterilization task after the bacteria are killed, so that the strong sterilization activity is shown, the micro-nano zinc composite particles have good sterilization and bacteriostasis effects on various known common bacteria, are lasting and effective, the killing rate on various pathogenic bacteria such as escherichia coli, staphylococcus aureus, candida albicans and the like reaches more than 99.9 percent, the micro-nano zinc composite particles are subjected to a simulated accelerated aging test by using an ASTM F1980 method, and the sterilization rate is still kept at 99.9 percent after 5 years; in addition, the peony root bark extract in the antibacterial coating 400 contains various active substances such as paeonol, gallic acid, quercetin, tannic acid, theaflavin and the like, so that the peony root bark extract can resist bacteria (escherichia coli, staphylococcus aureus, salmonella, listeria and the like), fungi (black mold, blue mold and the like), fungi (bacteria causing blazing, candida, acne pathogenic bacteria and the like) and viruses (foot-and-mouth disease virus, avian influenza and the like).
In addition, the invention also provides a manufacturing process of the garbage storage bin in the three embodiments, which comprises the following steps:
s1, injection molding, namely, feeding the granules into the charging barrel from the hopper of the injection machine, heating and melting the granules to obtain a plasticized material, compressing the plasticized material under the pressurization of the screw rod to move forwards, injecting the compressed material into the closed film cavity through the nozzle in front of the charging barrel, cooling and shaping, opening the mold, and taking out the product to obtain a waste storage bin blank;
s2: gluing, namely coating waterproof glue on the surface of the body of the garbage storage bin;
s3: pasting a water-absorbing resin film, pasting the water-absorbing resin film on the surface of the garbage storage bin green body coated with the waterproof glue, putting the garbage storage bin green body into a temperature-controllable baking device, baking the garbage storage bin green body for 18-20 seconds at 7 temperature sections of 75 +/-3 ℃, 85 +/-3 ℃, 105 +/-3 ℃, 115 +/-3 ℃, 95 +/-3 ℃, 65 +/-3 ℃ and 35 +/-3 ℃ in sequence, and taking out the garbage storage bin green body to obtain a film-coated garbage storage bin green body;
s4: and (3) electrostatic spraying, namely applying direct current high voltage between the garbage storage bin blank body coated with the film and a spray gun to generate an electrostatic field to charge the particles of the antibacterial coating, then spraying the antibacterial poison coating on the water-absorbent resin film, and uniformly depositing the coating particles on the surface of the water-absorbent resin film through mutual collision under the action of the electrostatic field to obtain a finished garbage storage bin product.
In the manufacturing process, in the step of attaching the water-absorbing resin film, seven temperatures are set to bake the plastic storage box body after film coating by adopting a low-temperature preheating-high-temperature melting-low-temperature curing mode, the temperature of the foot part is raised in the low-temperature preheating stage to slowly melt the waterproof glue, the waterproof glue is completely melted in the high-temperature stage, the waterproof glue is uniformly cured in the low-temperature curing stage, and the situation of local glue excess is avoided.
It should be noted that, in addition to the film attaching manner in step S3, any one of a spraying process, a co-extrusion process, and an in-mold film coating process may be selected as long as the film attaching fixation is satisfied.
In addition, electrostatic spraying has the following advantages: (1) the mechanically atomized coating particles repel each other after having a negative charge and become more dispersed and more uniform; (2) due to the attraction effect of the electric field, the charged paint mist is effectively adsorbed and deposited on the surface of the workpiece, the adhesion rate is high, the paint mist is uniformly distributed on the whole surface, and the utilization rate of the paint can reach more than 80 percent, so that the paint is saved; (3) compared with air spraying and high-pressure airless spraying, the paint mist particles have low flowing speed, so that the working environment condition is improved, and the health of workers is facilitated.
Although the present invention has been described with reference to a preferred embodiment, it should be understood that various changes, substitutions and alterations can be made herein without departing from the spirit and scope of the invention as defined by the appended claims.
Claims (5)
1. The manufacturing process of the garbage storage bin for the antibacterial sweeper is characterized by comprising the following steps of: the garbage storage bin (100) comprises a bin body (110), a waterproof glue layer (120), a water-absorbent resin film (130) and an antibacterial coating (140);
the inner wall of the box body (110) is bonded and connected with the water-absorbing resin film (130) through the waterproof glue layer (120);
the antibacterial coating (140) is arranged on one side, away from the inner wall of the box body (100), of the water-absorbing resin film (300), and the antibacterial coating (400) comprises, by weight, 85-90 parts of micro-nano zinc oxide composite particles and 9-12 parts of peony root bark extracts, wherein the micro-nano zinc oxide composite particles comprise, by mass percent, 25% of micron-sized zinc oxide particles and 75% of nano-sized zinc oxide particles;
the manufacturing process of the garbage storage bin comprises the following steps:
s1, injection molding, namely, feeding the granules into the charging barrel from the hopper of the injection machine, heating and melting the granules to obtain a plasticized material, compressing the plasticized material under the pressurization of the screw rod to move forwards, injecting the compressed material into the closed film cavity through the nozzle in front of the charging barrel, cooling and shaping, opening the mold, and taking out the product to obtain a waste storage bin blank;
s2: gluing, namely coating waterproof glue on the surface of the body of the garbage storage bin;
s3: pasting a water-absorbing resin film, pasting the water-absorbing resin film on the surface of the garbage storage bin green body coated with the waterproof glue, putting the garbage storage bin green body into a temperature-controllable baking device, baking the garbage storage bin green body for 18-20 seconds at 7 temperature sections of 75 +/-3 ℃, 85 +/-3 ℃, 105 +/-3 ℃, 115 +/-3 ℃, 95 +/-3 ℃, 65 +/-3 ℃ and 35 +/-3 ℃ in sequence, and taking out the garbage storage bin green body to obtain a film-coated garbage storage bin green body;
s4: and (3) electrostatic spraying, namely applying direct current high voltage between the garbage storage bin blank body coated with the film and a spray gun to generate an electrostatic field so as to charge antibacterial coating particles, then spraying antibacterial poison coating on the water-absorbent resin film, and uniformly depositing the coating particles on the surface of the water-absorbent resin film through mutual collision under the action of the electrostatic field to obtain a finished garbage storage bin product.
2. The manufacturing process of the garbage storage bin for the antibacterial sweeper according to claim 1, wherein the box body (110) is made of any one of polydicyclopentadiene, polyethylene or polypropylene.
3. The manufacturing process of the garbage storage bin for the antibacterial sweeper according to claim 1, wherein the waterproof adhesive layer (120) is any one of an acrylate adhesive, a polyurethane adhesive or a butyl adhesive.
4. The manufacturing process of the garbage storage bin for the antibacterial sweeper according to claim 1, wherein the water-absorbing resin film (130) is any one of a starch-grafted acrylate resin film, a grafted acrylamide resin film or a cross-linked carboxymethyl cellulose-grafted acrylamide resin film.
5. The manufacturing process of the garbage storage bin for the antibacterial sweeper according to claim 1, wherein the antibacterial coating (140) further comprises 3-5 parts by weight of zirconium oxide powder.
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| KR101690091B1 (en) * | 2015-04-16 | 2016-12-27 | 주식회사 쎄코 | Antibacterial primer coating agent for vacuum deposition and method of multi-layered coating by using the same |
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