CN116076843A - Handicraft fan rib capable of switching different fragrances and preparation process - Google Patents
Handicraft fan rib capable of switching different fragrances and preparation process Download PDFInfo
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- CN116076843A CN116076843A CN202310291381.2A CN202310291381A CN116076843A CN 116076843 A CN116076843 A CN 116076843A CN 202310291381 A CN202310291381 A CN 202310291381A CN 116076843 A CN116076843 A CN 116076843A
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- A—HUMAN NECESSITIES
- A45—HAND OR TRAVELLING ARTICLES
- A45B—WALKING STICKS; UMBRELLAS; LADIES' OR LIKE FANS
- A45B27/00—Ladies' or like fans
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61L—METHODS OR APPARATUS FOR STERILISING MATERIALS OR OBJECTS IN GENERAL; DISINFECTION, STERILISATION OR DEODORISATION OF AIR; CHEMICAL ASPECTS OF BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES; MATERIALS FOR BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES
- A61L9/00—Disinfection, sterilisation or deodorisation of air
- A61L9/015—Disinfection, sterilisation or deodorisation of air using gaseous or vaporous substances, e.g. ozone
- A61L9/04—Disinfection, sterilisation or deodorisation of air using gaseous or vaporous substances, e.g. ozone using substances evaporated in the air without heating
- A61L9/12—Apparatus, e.g. holders, therefor
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- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09D—COATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
- C09D129/00—Coating compositions based on homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by an alcohol, ether, aldehydo, ketonic, acetal, or ketal radical; Coating compositions based on hydrolysed polymers of esters of unsaturated alcohols with saturated carboxylic acids; Coating compositions based on derivatives of such polymers
- C09D129/02—Homopolymers or copolymers of unsaturated alcohols
- C09D129/04—Polyvinyl alcohol; Partially hydrolysed homopolymers or copolymers of esters of unsaturated alcohols with saturated carboxylic acids
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- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09D—COATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
- C09D133/00—Coating compositions based on homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by only one carboxyl radical, or of salts, anhydrides, esters, amides, imides, or nitriles thereof; Coating compositions based on derivatives of such polymers
- C09D133/02—Homopolymers or copolymers of acids; Metal or ammonium salts thereof
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Abstract
The invention relates to the technical field of process fans, in particular to a craft fan rib and aromatherapy product capable of switching different fragrances, which comprises a fan rib main body, wherein the fan rib main body is composed of a fan rib substrate and a cover plate, grooves are arranged on the fan rib substrate, the cover plate is matched with the grooves, injection holes and volatilization holes are arranged on the cover plate, a liquid storage cavity is arranged between the fan rib substrate and the cover plate, and adsorption strips are arranged in the liquid storage cavity.
Description
Technical Field
The invention relates to the technical field of process fans, in particular to a process fan rib capable of switching different fragrances and an aromatherapy product.
Background
The fan is from China, has thousands of years of history, has a deep cultural background, has three thousand years of source current in the ancient civilization, and makes the fan culture an important component of national culture.
With the development of traditional culture, fans are also receiving attention as important components of national culture. Besides the original fan cooling function, the fan also has an aromatic fan capable of emitting fragrance, the fan is generally limited by materials, such as sandalwood fans and the like, and is high in price, in addition, the fan is also a fragrant plastic fan, and the fan is a craft product, achieves the effect of emitting fragrance by adding synthetic perfume, but has the defects of fragrance stimulation and short fragrance storage time.
In addition, an important volatile essential oil (melaleuca alternifolia) in the fragrance contains a large amount of terpene compounds (such as terpinen-4-ol), and the air purification, the antibacterial refreshment and the antibacterial effect can be effectively realized through the volatilization of the essential oil, so that the immune system is promoted.
Disclosure of Invention
The invention aims to provide a handicraft fan capable of switching different fragrances, and designs and improves a fan rib (which can be replaced by a fan handle) structure, and designs a fan rib for producing the handicraft fan, so that the prepared handicraft fan can continuously add volatile fragrances such as pure dew, essential oil and the like according to personal preference.
In order to solve the technical problems, the invention adopts the following technical scheme:
the invention provides a fan rib capable of switching different fragrances, which comprises a fan rib base plate and a cover plate;
the fan framework substrate is provided with a groove for installing the adsorption strip, and the cover plate is adaptively installed in the groove and positions the adsorption strip;
wherein the adsorption strip is internally adsorbed with a fragrance liquid;
the cover plate is provided with a volatilizing hole corresponding to the adsorption strip, and is also provided with an injection hole which is convenient for injecting different fragrance liquids into the adsorption strip.
Further, the grooves are preset on the fan frame base plate, the cover plate is matched with the grooves and fixedly connected with the grooves, and the outer surface of the cover plate and the outer surface of the fan frame main body are smooth and excessive.
Still further, be formed with the stock solution cavity between slot and the apron, the stock solution cavity embeds has the adsorption strip.
Still further, the injection hole and the volatilization hole penetrate through the cover plate and are respectively communicated with the liquid storage cavity.
Still further, a first notch is formed in the groove, and a second notch is formed in the lower bottom surface of the cover plate; the first notch and the second notch are spliced to form a reserved groove for positioning the adsorption strip.
Still further, the first notch, the second notch, the groove, and the bottom surface of the cover plate are each modified with a super hydrophilic copolymer film.
Still further, the outside of adsorbing the strip is provided with the parcel layer the preformed hole is evenly seted up to the outer wall of parcel layer.
The embodiment provides an artwork fan capable of switching different fragrances, which comprises the fan rib capable of switching different fragrances, and further comprises a fan surface and a fan nail.
Further, the adsorptive material filled in the fan rib is formed by coating and drying a polymer formed after the polymerization of the following substances;
the polymerization reaction substance comprises 25% of monomer substance, 0.5% of sodium hydroxide, 0.05% of cross-linking agent, 0.4% of initiator, 10% of polyvinyl alcohol, 1% of dispersing agent and 30% of deionized water (the mass fraction of the monomer is that of the dispersing agent);
wherein the monomer materials are acrylic acid and acrylamide; the cross-linking agent is N, N' -methylene bisacrylamide; the initiator is potassium persulfate;
a method of making an adsorbent material comprising the steps of:
s1: ultrasonic treating the grooved bamboo chips in deionized water for 15min, cleaning, and placing in a constant temperature and humidity box for balancing for 4 weeks for later use;
s2: purifying raw materials of acrylic acid, acrylamide, potassium persulfate and polyvinyl alcohol, and preserving at low temperature;
s3: preparing a solution from sodium hydroxide, a cross-linking agent N, N' -methylene bisacrylamide, an initiator potassium persulfate, polyvinyl alcohol and a dispersing agent for later use;
s4: weighing a formula amount of sodium hydroxide solution, potassium persulfate solution, N '-methylene bisacrylamide solution, acrylic acid monomer, polyvinyl alcohol solution, dispersing agent solution and deionized water, placing the formula amount of sodium hydroxide solution, potassium persulfate solution, N' -methylene bisacrylamide solution, acrylic acid monomer, polyvinyl alcohol solution, dispersing agent solution and deionized water in a beaker subjected to rinsing, and weighing the formula amount of acrylamide monomer and dispersing agent in a weighing dish;
s5: dropwise adding an acrylic acid monomer into a sodium hydroxide solution in an ice water bath, continuously stirring, adding a proper amount of deionized water, and uniformly mixing the partially neutralized acrylic acid monomer solution and an acrylamide monomer at normal temperature to prepare a monomer solution;
s6: pouring a monomer solution, a potassium persulfate solution, an N, N' -methylene bisacrylamide solution, a polyvinyl alcohol solution, a dispersing agent solution and deionized water into a four-neck flask, mechanically stirring at 40 ℃ for 1h, uniformly mixing, and continuously introducing nitrogen below the liquid level to remove oxygen in the reaction solution;
s7: pouring the reaction liquid into a beaker, sealing with a preservative film, pricking 2-3 small holes with a 21-gauge needle, extending the needle below the liquid level, introducing nitrogen for 5min, lifting the needle above the liquid level, and continuing introducing nitrogen to ensure that an anaerobic environment is maintained;
s8: the copolymerization super-hydrophilic adsorption material is obtained by adopting a step heating mode reaction and is uniformly dispersed in a water phase to form a dispersion liquid; the dispersing agent is colloid silicon dioxide, ground heavy calcium carbonate and carboxyl cellulose, the dispersing agent is ultrasonic for 30 minutes, the dispersing agent is further dispersed, evenly mixed, and the mixture is put into a dialysis bag to be dried to form the super-hydrophilic coating gel material for standby; the final water content is between 30 and 80 percent;
s9: coating the prepared copolymerized super-hydrophilic adsorption material in the slotted bamboo chip slot holes by using a coating scraper; forming a coating layer with the thickness of 1-2 mm;
s10: and (3) putting the bamboo (wood) sheets into a drying box for drying to obtain the final fan-bone structure product coated with the super-hydrophilic copolymer material.
Still further, the acrylic acid neutralization degree is 75%, and the acrylamide consumption accounts for 15% of the total monomer;
the polyvinyl alcohol is PVA-1799 or a mixture of PVA-1799 and PVA-0388 in a ratio of 7:3;
the dispersing agent is prepared by mixing colloidal silicon dioxide, ground heavy calcium carbonate and carboxyl cellulose in a ratio of 4:1:1, and the particle size of the silicon dioxide is 2-5 mu m; wherein the particle size of the carboxyl cellulose is 100-500nm.
Still further, the temperature of the constant temperature and humidity box in S1 is 20 ℃ and the relative humidity is 35%; s1, putting the grooved bamboo chips into a piranha solution for soaking for 1-4 hours, taking out, flushing with deionized water to be neutral, and drying with high-purity nitrogen for later use; then putting the grooved bamboo chips into a piranha solution, shaking for 10-30 seconds, taking out, washing with deionized water to be neutral, cleaning with ultrapure water, drying with high-purity nitrogen, and repeating for 3-4 times; finally, the grooved bamboo chips are treated by a low-temperature plasma machine
S2, distilling acrylic acid under reduced pressure, refining acrylamide and potassium persulfate through three times of recrystallization, rinsing polyvinyl alcohol with distilled water for three times, and drying at low temperature;
s3, the mass fraction of the sodium hydroxide solution in the step S3 is 30%, and the dispersing agent is dispersed in deionized water for 30 minutes at a high speed; s5, the dropping speed of the acrylic acid monomer is 1 drop/S, and the stirring speed is moderate;
s7, the flow of nitrogen is as small as possible when the needle head is placed on the liquid level; s8, reacting for 2 hours at 60 ℃ in a step heating mode, then heating to 70 ℃ for continuous reaction for 1 hour, and finally heating to 80 ℃ for reaction for 1 hour;
s9, smearing for 2-3 times, wherein the thickness of the coating is about 1+/-1 mm;
s10, drying at 60-70 ℃ for 15min.
Compared with the prior art, the invention has the beneficial technical effects that: the multifunctional adsorption and volatilization device has the advantages that the structure is simple, the design is reasonable, the function characteristics of adsorbing and volatilizing fragrance substances are achieved, the adsorption capacity and wettability of the multifunctional adsorption and volatilization device are improved by adopting hydrophilic materials, fragrance can be better adsorbed and volatilized, the added value and the function of a traditional handicraft fan are specifically improved, meanwhile, the using means and the carrier of the volatile fragrance substances such as pure dew and essential oil are also developed, and the multifunctional adsorption and volatilization device has high economic value and good market prospect.
Drawings
The invention is further described with reference to the following description of the drawings.
FIG. 1 is a schematic diagram of a fan frame structure of an artwork fan capable of switching different fragrances;
FIG. 2 is a schematic plan view of a artwork fan of the present invention which can switch different fragrances;
FIG. 3 is a schematic cross-sectional view of a artwork fan of the present invention switchable between different fragrances;
fig. 4 is a schematic diagram of the adsorption strip in the handicraft fan of the present invention capable of switching different fragrances.
Reference numerals illustrate: 1. a fan rib body; 2. a fan rib base plate; 3. a cover plate; 4. a groove; 5. an injection hole; 6. a volatilization hole; 7. a liquid storage cavity; 8. an adsorption strip; 8a, a wrapping layer; 8b, reserving holes; 9. a first notch; 10. a second notch.
Detailed Description
As shown in fig. 1-4, this embodiment discloses a craft fan capable of switching different fragrances, which comprises a fan frame base plate 2 and a cover plate 3; the fan framework substrate 2 is provided with a groove 4 for installing an adsorption strip 8, and the cover plate 3 is adaptively installed in the groove 4 and positions the adsorption strip 8; wherein the adsorption strip 8 is internally adsorbed with a fragrance liquid; the cover plate 3 is provided with a volatilizing hole 6 corresponding to the adsorption strip 8, and is also provided with an injection hole 5 which is convenient for injecting different perfume liquids into the adsorption strip 8.
In this embodiment, the groove 4 is preset on the fan frame substrate 2, the cover plate 3 is engaged with the groove 4 and is fixedly connected, and the outer surface of the cover plate 3 and the outer surface of the fan frame main body 1 are smooth and excessive, so that the surface of the fan frame is smooth and attractive.
In this embodiment, a liquid storage cavity 7 is formed between the groove 4 and the cover plate 3, and an adsorption strip 8 is arranged in the liquid storage cavity 7;
wherein the injection hole 5 and the volatilization hole 6 penetrate through the cover plate 3 and are respectively communicated with the liquid storage cavity 7
In the concrete implementation, a first notch 9 is formed in the groove 4, and a second notch 10 is formed in the lower bottom surface of the cover plate 3; wherein the first notch 9 and the second notch 10 are spliced to form a reserved groove for positioning the adsorption strip 8.
In this embodiment, the first notch 9, the second notch 10, the groove 4, and the bottom surface of the cover plate 3 are all modified with super hydrophilic cellulose films.
In this embodiment, a solid fragrance may also be used directly in the trench.
As shown in fig. 4, a wrapping layer 8a is sleeved outside the adsorption strip 8, and preformed holes 8b are uniformly formed in the outer wall of the wrapping layer 8a so as to facilitate slow release of volatile fragrance.
In this embodiment, the handicraft fan capable of switching different fragrances comprises a fan frame body, a fan surface and a fan nail.
Example 1
The fan framework capable of slowly releasing the fragrance comprises a fan framework main body 1, wherein the fan framework main body 1 is composed of a fan framework substrate 2 and a cover plate 3, a groove 4 is formed in the fan framework substrate 2, the cover plate 3 is matched with the groove 4 and fixedly connected with the groove 4, and the outer surface of the cover plate 3 is smooth and excessive with the outer surface of the fan framework main body 1; an injection hole 5 and a volatilization hole 6 are formed in the cover plate 3, a liquid storage cavity 7 is formed between the fan-bone base plate 2 and the cover plate 3, and an adsorption strip 8 is arranged in the liquid storage cavity 7;
the injection hole 5 and the volatilization hole 6 penetrate through the cover plate 3 and are communicated with the liquid storage cavity 7;
the fan rib of the embodiment is used for manufacturing fans (such as fanning fans, phasiant fans, round fans, folding fans and the like, fan ribs are not needed, fan handles can be replaced), the adsorption strips are implanted into the fan ribs, so that the fan rib of the embodiment has the function of adsorbing and volatilizing volatile fragrance substances such as hydrolat and essential oil, the volatile fragrance substances can be injected into the liquid storage cavity through the injection holes, the adsorption strips drain the fragrance substances into the internal space of the fan rib through capillary force, finally the volatile substances are slowly released and volatilized through the volatilization holes, and the slow release fragrance is slowly released.
Example two
The sector provided in this embodiment can slowly release fragrance, wherein the adsorption strip 8 is a cotton sliver, especially a modified super-hydrophilic cotton sliver, and when the fragrance material is injected through the injection hole, the fragrance material can be rapidly and uniformly distributed into the inner space of the sector through the super-hydrophilic cotton sliver.
Example III
The fan rib capable of slowly releasing the fragrance provided by the embodiment, wherein the cover plate 3 is fixedly connected with the groove 4 in an adhering manner, after the fan rib is manufactured, fragrance substances are injected through the injection holes, the cover plate is not required to be opened, and the attractiveness can be ensured;
example III
The fan rib capable of slowly releasing the fragrance provided by the embodiment, wherein the liquid storage cavity 7 is formed by combining a first notch 9 formed in the groove 4 and a second notch 10 formed on the inner surface of the cover plate 3; preferably, the first notch and the second notch are designed in a semi-cylindrical groove shape, and are combined to form a cylindrical liquid storage cavity, and the adsorption strip is also cylindrical matched with the liquid storage cavity, so that the adsorption strip can better adsorb and drain fragrance substances, and the fragrance substances are distributed more uniformly;
likewise, if the fan rib is too flat, a flattened liquid storage cavity is preferably adopted, and the adsorption strip is preferably in a flat strip shape matched with the liquid storage cavity.
Example IV
The surface of the groove 4, the surface of the first notch 9, the inner surface of the cover plate 3 and the surface of the second notch 10 are all modified with super-hydrophilic cellulose films, and the super-hydrophilic cellulose films have excellent hydrophilic performance, so that the wettability of the space in the fan can be effectively improved, and further, injected fragrance substances are drained at an extremely high speed and reach the space in the fan.
According to the embodiment, the fan rib capable of slowly releasing the fragrance comprises the fan rib main body, the fan rib main body is composed of the fan rib substrate and the cover plate, the fan rib substrate is provided with the grooves, the cover plate is matched with the grooves, the cover plate is provided with the injection holes and the volatilization holes, the liquid storage cavity is formed between the fan rib substrate and the cover plate, and the adsorption strips are arranged in the liquid storage cavity.
Example five
The preparation method of the adsorptive material comprises the following specific technical scheme:
the super hydrophilic copolymer adsorbing material comprises the following raw materials in percentage by mass:
1. monomer material: acrylic acid and acrylamide with mass concentration of 25%;
2.0.5% sodium hydroxide;
3. the dosage of the cross-linking agent N, N' -methylene bisacrylamide is 0.05 percent (accounting for the mass fraction of the monomer);
4. the amount of the initiator used is 0.4 percent (accounting for the mass fraction of the monomer) of potassium persulfate;
5. the dosage of the polyvinyl alcohol is 10% of the total monomer;
6. the consumption of the dispersing agent is 1%;
7. 70% of deionized water.
In the above technical scheme, preferably, the neutralization degree of the acrylic acid is 75%, and the usage amount of the acrylamide is 15% of the total monomer; the polyvinyl alcohol is PVA-1799 or a mixture of PVA-1799 and PVA-0388 in a ratio of 7:3; the dispersing agent is carboxymethyl cellulose (viscosity: 260-300 Pa.s, DS=0.9) with the particle size of 2-5 mu m or medium molecular weight of silicon dioxide and ground heavy calcium carbonate mixed in the proportion of 4:1, and CMC participates in polymerization; the deionized water conductivity is less than 1 mu S/cm.
The preparation method of the blending super-hydrophilic adsorption material comprises the following steps:
s1: (1) Soaking slotted bamboo chips in piranha solution for 1-4h, taking out, washing with deionized water to neutrality, and blow-drying with high-purity nitrogen gas for use;
(2) Putting the grooved bamboo chips into a piranha solution, shaking for 10-30 seconds, taking out, washing with deionized water to be neutral, cleaning with ultrapure water, drying with high-purity nitrogen, and repeating for 3-4 times.
(3) The grooved bamboo chips are treated by a low-temperature plasma machine.
S2: purifying raw materials of acrylic acid, acrylamide, potassium persulfate and polyvinyl alcohol, and preserving at low temperature;
s3: preparing a solution from sodium hydroxide, a cross-linking agent N, N' -methylene bisacrylamide, an initiator potassium persulfate, polyvinyl alcohol and a dispersing agent for later use;
s4: weighing a formula amount of sodium hydroxide solution, potassium persulfate solution, N '-methylene bisacrylamide solution, acrylic acid monomer, polyvinyl alcohol solution, dispersing agent solution and deionized water, placing the formula amount of sodium hydroxide solution, potassium persulfate solution, N' -methylene bisacrylamide solution, acrylic acid monomer, polyvinyl alcohol solution, dispersing agent solution and deionized water in a beaker subjected to rinsing, and weighing the formula amount of acrylamide monomer and dispersing agent in a weighing dish;
s5: dropwise adding an acrylic acid monomer into a sodium hydroxide solution in an ice water bath, continuously stirring, adding a proper amount of deionized water, and uniformly mixing the partially neutralized acrylic acid monomer solution and an acrylamide monomer at normal temperature to prepare a monomer solution;
s6: the monomer solution, the potassium persulfate solution, the N, N' -methylene bisacrylamide solution, the polyvinyl alcohol solution, the dispersing agent solution and the deionized water are poured into a four-neck flask, mechanically stirred for 1h at 40 ℃ and uniformly mixed, and nitrogen is continuously introduced below the liquid level to remove oxygen in the reaction solution.
S7: pouring the reaction liquid into a beaker, sealing with a preservative film, pricking 2-3 small holes with a 21-gauge needle, extending the needle below the liquid level, introducing nitrogen for 5min, lifting the needle above the liquid level, and continuing introducing nitrogen to ensure that an anaerobic environment is maintained.
S8: the copolymerization super-hydrophilic adsorption material (the concentration is 20 wt%) is obtained by adopting a step heating mode to react.
S9: coating the prepared copolymerized super-hydrophilic adsorption material in the slotted bamboo chip slot holes by using a coating scraper;
s10: and (5) drying the bamboo chips in an oven to obtain a final product.
In the above technical scheme, preferably, the volume ratio of the 30% hydrogen peroxide to the concentrated sulfuric acid in the S1 is 3:7, the temperature of the constant temperature and humidity box is 20 ℃, and the relative humidity is 35%; s2, performing reduced pressure distillation or adding a certain amount of activated carbon into acrylic acid, magnetically stirring for a period of time, centrifuging, purifying, performing three-time recrystallization refining on acrylamide and potassium persulfate, rinsing polyvinyl alcohol with distilled water for three times, and drying at low temperature; s3, the mass fraction of the sodium hydroxide solution in the step S3 is 30%, and the dispersing agent is dispersed in deionized water for 30 minutes at a high speed; s5, the dropping speed of the acrylic acid monomer is 1 drop/S, and the stirring speed is moderate; s6, controlling the pH value of the solution in the step S4-7; s7, the flow of nitrogen is as small as possible when the needle head is placed on the liquid level; s8, reacting for 2 hours at 60 ℃ in a step heating mode, then heating to 70 ℃ for continuous reaction for 1 hour, and finally heating to 80 ℃ for reaction for 1 hour; s9, smearing for 2-3 times, wherein the thickness of the coating is about 1+/-1 mm; s10, drying at 60-70 ℃ for 15min.
The foregoing embodiments are merely illustrative of the preferred embodiments of the present invention, and are not intended to limit the scope of the present invention, and various modifications and improvements made by those skilled in the art to which the present invention pertains should fall within the scope of the invention as defined in the appended claims without departing from the spirit of the invention.
Claims (10)
1. A fan rib switchable between different fragrances, characterized by: the fan comprises a fan framework base plate (2) and a cover plate (3);
the fan framework substrate (2) is provided with a groove (4) for installing the adsorption strip (8), and the cover plate (3) is adaptively installed in the groove (4) and positions the adsorption strip (8);
wherein the adsorption strip (8) is internally adsorbed with a fragrance liquid;
the cover plate (3) is provided with a volatilization hole (6) corresponding to the adsorption strip (8), and is also provided with an injection hole (5) which is convenient for injecting different fragrance liquids into the adsorption strip (8).
2. The switchable different fragrance sector according to claim 1, characterized in that: the groove (4) is preset on the fan frame base plate (2), the cover plate (3) is matched with the groove (4) and fixedly connected with the groove, and the outer surface of the cover plate (3) and the outer surface of the fan frame main body (1) are smooth and excessive.
3. The switchable different fragrance sector according to claim 2, characterized in that: a liquid storage cavity (7) is formed between the groove (4) and the cover plate (3), and an adsorption strip (8) is arranged in the liquid storage cavity (7).
4. A fan rib switchable between different fragrances according to claim 3, characterized in that: the injection hole (5) and the volatilization hole (6) penetrate through the cover plate (3) and are respectively communicated with the liquid storage cavity (7).
5. A fan rib switchable between different fragrances according to claim 3, characterized in that: a first notch (9) is formed in the groove (4), and a second notch (10) is formed in the lower bottom surface of the cover plate (3); the first notch (9) and the second notch (10) are spliced to form a reserved groove for positioning the adsorption strip (8).
6. The switchable different fragrance ribs of claim 5, wherein: the first notch (9), the second notch (10), the groove (4) and the lower bottom surface of the cover plate (3) are all modified with super-hydrophilic cellulose films.
7. The switchable different fragrance sector according to claim 1, characterized in that: the outside of adsorbing strip (8) is provided with parcel layer (8 a) the preformed hole (8 b) are evenly seted up to the outer wall of parcel layer (8 a).
8. The switchable different scents sector according to claims 1-7, wherein: the adsorptive material filled in the fan rib is formed by coating and drying a polymer formed after the polymerization reaction of the following substances;
the polymerization reaction substance comprises 25% of monomer substance, 0.5% of sodium hydroxide, 0.05% of cross-linking agent, 0.4% of initiator, 10% of polyvinyl alcohol, 1% of dispersing agent and 30% of deionized water (the mass fraction of the monomer is that of the dispersing agent);
wherein the monomer materials are acrylic acid and acrylamide; the cross-linking agent is N, N' -methylene bisacrylamide; the initiator is potassium persulfate
A method for the polymeric preparation of an adsorbent material comprising the steps of:
s1: ultrasonic treating the grooved bamboo chips in deionized water for 15min, cleaning, and placing in a constant temperature and humidity box for balancing for 4 weeks for later use;
s2: purifying raw materials of acrylic acid, acrylamide, potassium persulfate and polyvinyl alcohol, and preserving at low temperature;
s3: preparing a solution from sodium hydroxide, a cross-linking agent N, N' -methylene bisacrylamide, an initiator potassium persulfate, polyvinyl alcohol and a dispersing agent for later use;
s4: weighing a formula amount of sodium hydroxide solution, potassium persulfate solution, N '-methylene bisacrylamide solution, acrylic acid monomer, polyvinyl alcohol solution, dispersing agent solution and deionized water, placing the formula amount of sodium hydroxide solution, potassium persulfate solution, N' -methylene bisacrylamide solution, acrylic acid monomer, polyvinyl alcohol solution, dispersing agent solution and deionized water in a beaker subjected to rinsing, and weighing the formula amount of acrylamide monomer and dispersing agent in a weighing dish;
s5: dropwise adding an acrylic acid monomer into a sodium hydroxide solution in an ice water bath, continuously stirring, adding a proper amount of deionized water, and uniformly mixing the partially neutralized acrylic acid monomer solution and an acrylamide monomer at normal temperature to prepare a monomer solution;
s6: pouring a monomer solution, a potassium persulfate solution, an N, N' -methylene bisacrylamide solution, a polyvinyl alcohol solution, a dispersing agent solution and deionized water into a four-neck flask, mechanically stirring at 40 ℃ for 1h, uniformly mixing, and continuously introducing nitrogen below the liquid level to remove oxygen in the reaction solution;
s7: pouring the reaction liquid into a beaker, sealing with a preservative film, pricking 2-3 small holes with a 21-gauge needle, extending the needle below the liquid level, introducing nitrogen for 5min, lifting the needle above the liquid level, and continuing introducing nitrogen to ensure that an anaerobic environment is maintained;
s8: the copolymerization super-hydrophilic 7 is obtained by adopting a step heating mode reaction and is uniformly dispersed in a water phase to form a dispersion liquid; the dispersing agent is colloid silicon dioxide, ground heavy calcium carbonate and carboxyl cellulose, the dispersing agent is ultrasonic for 30 minutes, the dispersing agent is further dispersed, evenly mixed, and the mixture is put into a dialysis bag to be dried to form the super-hydrophilic coating gel material for standby; the final water content is between 30 and 80 percent;
s9: coating the prepared copolymerized super-hydrophilic adsorption material in the slotted bamboo chip slot holes by using a coating scraper; forming a coating layer with the thickness of 1-2 mm;
s10: and (3) putting the bamboo (wood) sheets into a drying box, drying and removing the moisture in the copolymer to obtain the final fan-shaped structure product coated with the super-hydrophilic material.
9. The switchable different fragrance ribs of claim 8, wherein:
the neutralization degree of the acrylic acid is 75%, and the consumption of the acrylamide accounts for 15% of the total monomer;
the polyvinyl alcohol is PVA-1799 or a mixture of PVA-1799 and PVA-0388 in a ratio of 7:3;
the dispersing agent is prepared by mixing colloidal silicon dioxide, ground heavy calcium carbonate and carboxyl cellulose in a ratio of 4:1:1, and the particle size of the silicon dioxide is 2-5 mu m; wherein the particle size of the carboxyl cellulose is 100-500nm.
10. The switchable different fragrance ribs of claim 8, wherein:
s1, the temperature of a constant temperature and humidity box is 20 ℃ and the relative humidity is 35%; s1, putting the grooved bamboo chips into a piranha solution for soaking for 1-4 hours, taking out, flushing with deionized water to be neutral, and drying with high-purity nitrogen for later use; then putting the grooved bamboo chips into a piranha solution, shaking for 10-30 seconds, taking out, washing with deionized water to be neutral, cleaning with ultrapure water, drying with high-purity nitrogen, and repeating for 3-4 times; finally, the grooved bamboo chips are treated by a low-temperature plasma machine;
s2, distilling acrylic acid under reduced pressure, refining acrylamide and potassium persulfate through three times of recrystallization, rinsing polyvinyl alcohol with distilled water for three times, and drying at low temperature;
s3, the mass fraction of the sodium hydroxide solution in the step S3 is 30%, and the dispersing agent is dispersed in deionized water for 30 minutes at a high speed; s5, the dropping speed of the acrylic acid monomer is 1 drop/S, and the stirring speed is moderate;
s7, the flow of nitrogen is as small as possible when the needle head is placed on the liquid level; s8, reacting for 2 hours at 60 ℃ in a step heating mode, then heating to 70 ℃ for continuous reaction for 1 hour, and finally heating to 80 ℃ for reaction for 1 hour;
s9, smearing for 2-3 times, wherein the thickness of the coating is about 1+/-1 mm;
s10, drying at 60-70 ℃ for 15min.
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