CN105920856A - Educational toy - Google Patents
Educational toy Download PDFInfo
- Publication number
- CN105920856A CN105920856A CN201610422834.0A CN201610422834A CN105920856A CN 105920856 A CN105920856 A CN 105920856A CN 201610422834 A CN201610422834 A CN 201610422834A CN 105920856 A CN105920856 A CN 105920856A
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- China
- Prior art keywords
- spherical cavity
- parts
- snacks
- cavity
- educational toy
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Classifications
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- A—HUMAN NECESSITIES
- A63—SPORTS; GAMES; AMUSEMENTS
- A63H—TOYS, e.g. TOPS, DOLLS, HOOPS OR BUILDING BLOCKS
- A63H33/00—Other toys
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- A—HUMAN NECESSITIES
- A63—SPORTS; GAMES; AMUSEMENTS
- A63F—CARD, BOARD, OR ROULETTE GAMES; INDOOR GAMES USING SMALL MOVING PLAYING BODIES; VIDEO GAMES; GAMES NOT OTHERWISE PROVIDED FOR
- A63F9/00—Games not otherwise provided for
- A63F9/001—Games or toys connected to, or combined with, other objects; Objects with a second use as a toy or game
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- A—HUMAN NECESSITIES
- A63—SPORTS; GAMES; AMUSEMENTS
- A63F—CARD, BOARD, OR ROULETTE GAMES; INDOOR GAMES USING SMALL MOVING PLAYING BODIES; VIDEO GAMES; GAMES NOT OTHERWISE PROVIDED FOR
- A63F9/00—Games not otherwise provided for
- A63F9/06—Patience; Other games for self-amusement
- A63F9/0666—Patience; Other games for self-amusement matching elementary shapes to corresponding holes
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- A—HUMAN NECESSITIES
- A63—SPORTS; GAMES; AMUSEMENTS
- A63F—CARD, BOARD, OR ROULETTE GAMES; INDOOR GAMES USING SMALL MOVING PLAYING BODIES; VIDEO GAMES; GAMES NOT OTHERWISE PROVIDED FOR
- A63F9/00—Games not otherwise provided for
- A63F9/001—Games or toys connected to, or combined with, other objects; Objects with a second use as a toy or game
- A63F2009/0012—Games or toys connected to, or combined with, other objects; Objects with a second use as a toy or game the other object being a container or part thereof
Abstract
The invention discloses an educational toy and belongs to the field of toys. The educational toy comprises a first spherical cavity, a plurality of first through holes are formed in the outer surface of the first spherical cavity, a snacks cavity is arranged in the first spherical cavity and can roll in the same, the outer surface of the snacks cavity is provided with a plurality of passages, and snacks are contained in the snacks cavity, can penetrate the passages to enter the first spherical cavity and can penetrate the first through holes. The educational toy has the advantages that the educational toy can arouse interest of children in playing, the educational toy enables the children to preliminarily understand space and shape during playing, and the educational toy is safe to use.
Description
Technical field
The present invention relates to a kind of toy, particularly a kind of educational toy.
Background technology
Toy for children refers to specialize in the article that children's game uses.Toy is that child turns the psychological process such as the imagination, thinking
To the pillar of behavior.Toy for children can develop motor capacity, trains consciousness, excites the imagination, arouse curiosity, send out for child's body and mind
Exhibition provides material conditions.Toy is the angel of child, and during child recognizes world around, toy plays work greatly
With.Toy is with its chromatic colour, graceful, unusual moulding, and dexterous activity, the melodious sound etc. attracts the curiosity of child
The heart and attention.Toy is concrete actual object, the image that approximation is in kind, can meet children operating capability and beat one's brains, handles and move back and forth
The hope of object.The wide variety of toy, playing method is changeable, can cause the interest of child, good toy that child can be excited to swim
The hope of play, is the textbook that learns of child, is also the good companion of life that they are liked.Existing toy for children function is each
Different, of a great variety, but, although a lot of toy for children function is unique, but consider only this aspect of usability of toy,
The undue interest pursuing toy, the most deep to the exploitation in terms of the nootropic effect of toy.It is desirable that one can be designed
Money educational toy for children, have certain interest and functional on the basis of, additionally it is possible to contribute to the intelligence of preschooler
Power is developed, and allows child form the Preliminary study to space and shape earlier.
Summary of the invention
The goal of the invention of the present invention is: for the problem of above-mentioned existence, it is provided that one can evoke child and play interest,
Formed during being at play space and shape Preliminary study, and use safe educational toy.
The technical solution used in the present invention is as follows:
One educational toy of the present invention, including spherical cavity one, described spherical cavity one outer surface is provided with some through holes one, described spherical
Being provided with snacks chamber in chamber one, described snacks chamber can roll in spherical one, if described snacks chamber outer surface is provided with dry passage, and institute
Stating snacks intracavity equipped with snacks, described snacks can be passed into spherical cavity one from passage, and described snacks can be worn from through hole one
Cross.
Owing to have employed technique scheme, snacks pass from passage and through hole one, fall out outside spherical cavity one, Er Tongke
To obtain food reward, thus evoke the interest of playing of child.And snacks to pass from passage and through hole one and to need snacks
Alignment aperture, can not drop out easily so that child is formed space and shape during being at play preliminary
Understanding.
A kind of educational toy of the present invention, described through hole one has square opening, tri-angle-holed, circular port and regular hexagon
Hole, described square opening, tri-angle-holed, circular port is identical with the circumradius in regular hexagon hole；Described snacks have accordingly
Square, triangle, circular and regular hexagon.
Owing to have employed technique scheme, difform snacks need to fall out ball through difform through hole one
Shape chamber one is outside, only could all fall out after snacks aligned with channel by shape, tentatively recognize from making child form shape
Know.
A kind of educational toy of the present invention, described snacks chamber includes the spherical cavity two being placed in special-shaped cavity, described spherical cavity
Two can roll in special-shaped cavity.
Owing to have employed technique scheme, add the difficulty that snacks drop, need, through three layers of through hole, to train further
Support child's understanding to space.
A kind of educational toy of the present invention, the top of described special-shaped cavity is hemispherical；The bottom hollow out of described special-shaped cavity, outward
Surface has some through holes two varied in size.
Owing to have employed technique scheme, special-shaped cavity can help child to recognize less than the snacks of through hole can to drop
Out, but it is greater than can not dropping of through hole, cultivates child's understanding to space further.
A kind of educational toy of the present invention, has a through hole three bottom described spherical cavity two, described through hole three is rounded,
Described snacks can pass from through hole three.
A kind of educational toy of the present invention, in described spherical cavity two, middle part is provided with dividing plate, and the length of described dividing plate is with spherical
The diameter in chamber two is identical, is equipped with baffle plate above and below described dividing plate, respectively baffle plate one and baffle plate two, described dividing plate, gear
The central authorities of plate one and baffle plate two all have a through hole four, and described snacks can pass from through hole four, the one of described baffle plate one
End is connected with dividing plate, has the angle of 30 ° between described baffle plate one and dividing plate, and one end of described baffle plate two is connected with dividing plate, institute
State baffle plate two parallel with baffle plate one.
Owing to have employed technique scheme, further increase the difficulty that snacks drop, by angled baffle plate, make
Obtain child and space angle is formed Preliminary study.
A kind of educational toy of the present invention, described spherical cavity one, the diameter of special-shaped cavity and spherical cavity two is than for 5:3:1.
Owing to have employed technique scheme, the size of toy is relatively reasonable so that the tool that drops of snacks acquires a certain degree of difficulty
But will not be excessively difficult, it is ensured that interest the child, but patience will not be lost because of the too high child of making of difficulty, the process being at play
Cultivate the patience of child.
A kind of educational toy of the present invention, described spherical cavity one, special-shaped cavity and spherical cavity two are made up of anti-biotic material, described
Anti-biotic material is by 27 ~ 33 parts of methylacryoyloxyethyl dimethyl hexadecyl base ammonium bromide of mass parts, 15 ~ 26 parts of methacrylic acids
Methyl ester, 8 ~ 16 parts of polyvinyl alcohol, 34 ~ 57 parts of chitosans, 8 ~ 12 parts of polymine, 27 ~ 36 parts of nano-ZnOs and 22 ~ 35 parts of magnetic
Property Fe3O4/ Ag nanoparticle is made.
Owing to have employed technique scheme, toy has good antibiotic property, it is possible to ensure in the process that child plays
Middle food will not be contaminated in inside, will not cause gastrointestinal upset after child is edible.Material has antibacterial effect simultaneously, materialized
Structural stability is good, has good toughness, it is possible to avoids child to sting, gnaw toy material and come off to causing foreign body to enter youngster
Virgin internal, there is good ageing resistance simultaneously.
Wherein, methylacryoyloxyethyl dimethyl hexadecyl base ammonium bromide can be the arbitrary value in 27 ~ 33 parts, such as
28,29,30,32 etc., methyl methacrylate can be the arbitrary value in 15 ~ 26 parts, such as 16,17,18,19,20,22,23,
24,25 etc., polyvinyl alcohol can be the arbitrary value in 8 ~ 16 parts, such as 9,10,12,13,15 etc., and chitosan can be 34 ~ 57
Arbitrary value in Fen, such as 35,36,38,39,40,43,46,47,49,51,52,56, etc., polymine can be 8 ~ 12
Arbitrary value in Fen, such as 9,10,11 etc., nano-ZnO can be the arbitrary value in 27 ~ 36 parts, such as 28,29,30,32,33,
34,35 etc., magnetic Fe3O4/ Ag nanoparticle can be the arbitrary value in 22 ~ 35 parts, such as 23,25,26,27,29,32,33,
34 etc..
Preferably, when anti-biotic material is by 32 parts of methylacryoyloxyethyl dimethyl hexadecyl base ammonium bromide of mass parts, 18
Part methyl methacrylate, 9 parts of polyvinyl alcohol, 52 parts of chitosans, 10 parts of polymine, 31 parts of nano-ZnOs and 27 parts of magnetic
Fe3O4Being optimum when/Ag nanoparticle is made, its elongation at break is 1040%, to escherichia coli (Gram-negative) and gold
MBC value (the mg mL of Staphylococcus aureus (Gram-positive)-1) it is 1.4 and 0.3, its heat resisting temperature reaches 130 DEG C.
A kind of educational toy of the present invention, described spherical cavity one, the surfaces externally and internally of special-shaped cavity and spherical cavity is covered with antibacterial
Film, described antibacterial film is made up of acrylate grafted silica, and described antibacterial film surface has micro-rough structure, liquid
Body is 145 ° with the coarse structure static contact angle θ of this material surface.
Owing to have employed technique scheme, antibacterial film not only has certain resistance effect, has good dredging simultaneously
Aqueous, it is to avoid water dust etc. is attached to toy surface, thus avoids growing of antibacterial, also allows for the cleaning of toy.
A kind of educational toy of the present invention, described magnetic Fe3O4The mean diameter of/Ag nanoparticle is 14nm, described antibacterial
The thickness of film is 30 μm.
In sum, owing to have employed technique scheme, the invention has the beneficial effects as follows:
1, child can be evoked play interest, be formed during being at play space and shape Preliminary study, add snacks and fall
The difficulty fallen, it is ensured that interest the child, but patience will not be lost because of the too high child of making of difficulty, the process being at play cultivates youngster
Virgin patience.
2, ensure that food will not be contaminated in inside during child plays, after child is edible, the intestines and stomach will not be caused not
Suitable.Material has antibacterial effect simultaneously, and materials chemistry structural stability is good, has good toughness, it is possible to avoid child to sting,
Gnaw toy material to come off to causing foreign body to enter in child's body, there is good ageing resistance simultaneously.
Accompanying drawing explanation
Fig. 1 is the structural representation of a kind of educational toy.
Labelling in figure: 1 is spherical cavity one, 2 is spherical cavity two, and 3 is special-shaped cavity, and 4 is dividing plate.
Detailed description of the invention
Below in conjunction with the accompanying drawings, the present invention is described in detail.
In order to make the purpose of invention, technical scheme and advantage clearer, below in conjunction with drawings and Examples, to this
Invention is further elaborated.Should be appreciated that specific embodiment described herein only in order to explain the present invention, not
For limiting the present invention.
Embodiment 1
As it is shown in figure 1, a kind of educational toy, including spherical cavity 1, spherical cavity 1 is divided into two hemisphere, two hemisphere spiral cards
Connecing, spherical cavity 1 outer surface is provided with some through holes one, is provided with snacks chamber in spherical cavity 1, and snacks chamber can be in spherical 1
Rolling, if snacks chamber outer surface is provided with dry passage, snacks intracavity can be passed into spherical cavity one from passage equipped with snacks, snacks
1, snacks can pass from through hole one.Through hole one has square opening, tri-angle-holed, circular port and regular hexagon hole, square opening, and three
Dihedral hole, circular port is identical with the circumradius in regular hexagon hole；Snacks have the most square, triangle, circular and just
Hexagon.
Snacks chamber includes the spherical cavity 22 being placed in special-shaped cavity 3, and spherical cavity 22 can roll in special-shaped cavity 3.Abnormity
Chamber 3 is divided into two hemisphere, two hemisphere spiral clampings, and the top of special-shaped cavity 3 is hemispherical；The bottom hollow out of special-shaped cavity 3, appearance
Face has some through holes two varied in size, and some through hole two diameters are less than snacks circumscribed circle diameter, and some through hole two diameters are big
In snacks circumscribed circle diameter, the shape of through hole two is not fixed, and can be the most irregularly shaped.Spherical cavity 22 is divided into two
Hemisphere, two hemisphere spiral clampings, have a through hole three bottom spherical cavity 22, through hole three is rounded, and snacks can be from through hole
Three pass.
In spherical cavity 22, middle part is provided with dividing plate 4, and the length of dividing plate 4 is identical with the diameter of spherical cavity 22, above dividing plate 4 with
Lower section is equipped with baffle plate, and respectively baffle plate one and baffle plate two, dividing plate 4, the central authorities of baffle plate one and baffle plate two all have a through hole
Four, snacks can pass from through hole four, and one end of baffle plate one is connected with dividing plate 4, has 30 ° between baffle plate one and dividing plate 4
Angle, one end of baffle plate two is connected with dividing plate 4, and baffle plate two is parallel with baffle plate one.Spherical cavity 1, special-shaped cavity 3 and spherical cavity 22
Diameter than for 5:3:1.
Embodiment 2
Spherical cavity 1, special-shaped cavity 3 and spherical cavity 22 are made up of anti-biotic material, and anti-biotic material is by 33 parts of methacryls of mass parts
Oxygen ethyl dimethyl hexadecyl base ammonium bromide, 16 parts of polyvinyl alcohol of 26 parts of methyl methacrylates, 57 parts of chitosans, 12 parts of poly-second
Alkene imines, 36 parts of nano-ZnOs and 35 parts of magnetic Fe3O4/ Ag nanoparticle is made, magnetic Fe3O4The average particle of/Ag nanoparticle
Footpath is 14nm, and its elongation at break is 1070%, to escherichia coli (Gram-negative) and staphylococcus aureus (gram sun
Property) MBC value (mg mL-1) it is 1.8 and 0.7, its heat resisting temperature reaches 150 DEG C.
Spherical cavity 1, the surfaces externally and internally of special-shaped cavity 3 and spherical cavity 2 is covered with antibacterial film, and the thickness of antibacterial film is 30 μm,
Antibacterial film is made up of acrylate grafted silica, and antibacterial film surface has micro-rough structure, liquid and this material
The coarse structure static contact angle θ on surface is 145 °, and under room temperature, toy surface total number of bacteria is 270cfu/g.
Embodiment 3
Spherical cavity 1, special-shaped cavity 3 and spherical cavity 22 are made up of anti-biotic material, and anti-biotic material is by 27 parts of methacryls of mass parts
Oxygen ethyl dimethyl hexadecyl base ammonium bromide, 15 parts of methyl methacrylates, 8 parts of polyvinyl alcohol, 34 parts of chitosans, 8 parts of poly-second
Alkene imines, 27 parts of nano-ZnOs and 22 parts of magnetic Fe3O4/ Ag nanoparticle is made, magnetic Fe3O4The average particle of/Ag nanoparticle
Footpath is 14nm, and its elongation at break is 1020%, to escherichia coli (Gram-negative) and staphylococcus aureus (gram sun
Property) MBC value (mg mL-1) it is 1.6 and 0.4, its heat resisting temperature reaches 110 DEG C.
Spherical cavity 1, the surfaces externally and internally of special-shaped cavity 3 and spherical cavity 2 is covered with antibacterial film, and the thickness of antibacterial film is 30 μm,
Antibacterial film is made up of acrylate grafted silica, and antibacterial film surface has micro-rough structure, liquid and this material
The coarse structure static contact angle θ on surface is 145 °, and under room temperature, toy surface total number of bacteria is 250cfu/g.
Embodiment 4
Spherical cavity 1, special-shaped cavity 3 and spherical cavity 22 are made up of anti-biotic material, and anti-biotic material is by 30 parts of methacryls of mass parts
Oxygen ethyl dimethyl hexadecyl base ammonium bromide, 22 parts of methyl methacrylates, 15 parts of polyvinyl alcohol, 50 parts of chitosans, 10 parts are gathered
Aziridine, 31 parts of nano-ZnOs and 30 parts of magnetic Fe3O4/ Ag nanoparticle is made, magnetic Fe3O4/ Ag nanoparticle average
Particle diameter is 14nm, and its elongation at break is 1010%, to escherichia coli (Gram-negative) and staphylococcus aureus (gram
Positive) MBC value (mg mL-1) it is 1.3 and 0.5, its heat resisting temperature reaches 120 DEG C.
Spherical cavity 1, the surfaces externally and internally of special-shaped cavity 3 and spherical cavity 2 is covered with antibacterial film, and the thickness of antibacterial film is 30 μm,
Antibacterial film is made up of acrylate grafted silica, and antibacterial film surface has micro-rough structure, liquid and this material
The coarse structure static contact angle θ on surface is 145 °, and under room temperature, toy surface total number of bacteria is 230cfu/g.
Embodiment 5
Spherical cavity 1, special-shaped cavity 3 and spherical cavity 22 are made up of anti-biotic material, and anti-biotic material is by 33 parts of methacryls of mass parts
Oxygen ethyl dimethyl hexadecyl base ammonium bromide, 17 parts of methyl methacrylates, 13 parts of polyvinyl alcohol, 42 parts of chitosans, 9 parts of poly-second
Alkene imines, 36 parts of nano-ZnOs and 25 parts of magnetic Fe3O4/ Ag nanoparticle is made, magnetic Fe3O4The average particle of/Ag nanoparticle
Footpath is 14nm, and its elongation at break is 1040%, to escherichia coli (Gram-negative) and staphylococcus aureus (gram sun
Property) MBC value (mg mL-1) it is 1.6 and 0.9, its heat resisting temperature reaches 120 DEG C.
Spherical cavity 1, the surfaces externally and internally of special-shaped cavity 3 and spherical cavity 2 is covered with antibacterial film, and the thickness of antibacterial film is 30 μm,
Antibacterial film is made up of acrylate grafted silica, and antibacterial film surface has micro-rough structure, liquid and this material
The coarse structure static contact angle θ on surface is 145 °, and under room temperature, toy surface total number of bacteria is 250cfu/g.
Embodiment 6
Spherical cavity 1, special-shaped cavity 3 and spherical cavity 22 are made up of anti-biotic material, and anti-biotic material is by 29 parts of methacryls of mass parts
Oxygen ethyl dimethyl hexadecyl base ammonium bromide, 17 parts of methyl methacrylates, 13 parts of polyvinyl alcohol, 47 parts of chitosans, 11 parts are gathered
Aziridine, 27 parts of nano-ZnOs and 33 parts of magnetic Fe3O4/ Ag nanoparticle is made, magnetic Fe3O4/ Ag nanoparticle average
Particle diameter is 14nm, and its elongation at break is 1070%, to escherichia coli (Gram-negative) and staphylococcus aureus (gram
Positive) MBC value (mg mL-1) it is 1.8 and 0.6, its heat resisting temperature reaches 130 DEG C.
Spherical cavity 1, the surfaces externally and internally of special-shaped cavity 3 and spherical cavity 2 is covered with antibacterial film, and the thickness of antibacterial film is 30 μm,
Antibacterial film is made up of acrylate grafted silica, and antibacterial film surface has micro-rough structure, liquid and this material
The coarse structure static contact angle θ on surface is 145 °, and under room temperature, toy surface total number of bacteria is 290cfu/g.
Embodiment 7
Spherical cavity 1, special-shaped cavity 3 and spherical cavity 22 are made up of anti-biotic material, and anti-biotic material is by 32 parts of methacryls of mass parts
Oxygen ethyl dimethyl hexadecyl base ammonium bromide, 18 parts of methyl methacrylates, 9 parts of polyvinyl alcohol, 52 parts of chitosans, 10 parts of poly-second
Alkene imines, 31 parts of nano-ZnOs and 27 parts of magnetic Fe3O4/ Ag nanoparticle is made, magnetic Fe3O4The average particle of/Ag nanoparticle
Footpath is 14nm, and its elongation at break is 1040%, to escherichia coli (Gram-negative) and staphylococcus aureus (gram sun
Property) MBC value (mg mL-1) it is 1.4 and 0.3, its heat resisting temperature reaches 130 DEG C.
Spherical cavity 1, the surfaces externally and internally of special-shaped cavity 3 and spherical cavity 2 is covered with antibacterial film, and the thickness of antibacterial film is 30 μm,
Antibacterial film is made up of acrylate grafted silica, and antibacterial film surface has micro-rough structure, liquid and this material
The coarse structure static contact angle θ on surface is 145 °, and under room temperature, toy surface total number of bacteria is 240cfu/g.
Embodiment 8
Spherical cavity 1, special-shaped cavity 3 and spherical cavity 22 are made up of anti-biotic material, and anti-biotic material is by 32 parts of methacryls of mass parts
Oxygen ethyl dimethyl hexadecyl base ammonium bromide, 23 parts of methyl methacrylates, 16 parts of polyvinyl alcohol, 55 parts of chitosans, 10 parts are gathered
Aziridine, 31 parts of nano-ZnOs and 28 parts of magnetic Fe3O4/ Ag nanoparticle is made, magnetic Fe3O4/ Ag nanoparticle average
Particle diameter is 14nm, and its elongation at break is 1050%, to escherichia coli (Gram-negative) and staphylococcus aureus (gram
Positive) MBC value (mg mL-1) it is 1.3 and 0.7, its heat resisting temperature reaches 100 DEG C.
Spherical cavity 1, the surfaces externally and internally of special-shaped cavity 3 and spherical cavity 2 is covered with antibacterial film, and the thickness of antibacterial film is 30 μm,
Antibacterial film is made up of acrylate grafted silica, and antibacterial film surface has micro-rough structure, liquid and this material
The coarse structure static contact angle θ on surface is 145 °, and under room temperature, toy surface total number of bacteria is 240cfu/g.
Embodiment 9
Spherical cavity 1, special-shaped cavity 3 and spherical cavity 22 are made up of anti-biotic material, and anti-biotic material is by 30 parts of methacryls of mass parts
Oxygen ethyl dimethyl hexadecyl base ammonium bromide, 16 parts of methyl methacrylates, 11 parts of polyvinyl alcohol, 53 parts of chitosans, 8 parts of poly-second
Alkene imines, 32 parts of nano-ZnOs and 29 parts of magnetic Fe3O4/ Ag nanoparticle is made, magnetic Fe3O4The average particle of/Ag nanoparticle
Footpath is 14nm, and its elongation at break is 1030%, to escherichia coli (Gram-negative) and staphylococcus aureus (gram sun
Property) MBC value (mg mL-1) it is 1.4 and 0.5, its heat resisting temperature reaches 120 DEG C.
Spherical cavity 1, the surfaces externally and internally of special-shaped cavity 3 and spherical cavity 2 is covered with antibacterial film, and the thickness of antibacterial film is 30 μm,
Antibacterial film is made up of acrylate grafted silica, and antibacterial film surface has micro-rough structure, liquid and this material
The coarse structure static contact angle θ on surface is 145 °, and under room temperature, toy surface total number of bacteria is 260cfu/g.
Embodiment 10
Spherical cavity 1, special-shaped cavity 3 and spherical cavity 22 are made up of anti-biotic material, and anti-biotic material is by 28 parts of methacryls of mass parts
Oxygen ethyl dimethyl hexadecyl base ammonium bromide, 23 parts of methyl methacrylates, 11 parts of polyvinyl alcohol, 37 parts of chitosans, 10 parts are gathered
Aziridine, 29 parts of nano-ZnOs and 31 parts of magnetic Fe3O4/ Ag nanoparticle is made, magnetic Fe3O4/ Ag nanoparticle average
Particle diameter is 14nm, and its elongation at break is 1050%, to escherichia coli (Gram-negative) and staphylococcus aureus (gram
Positive) MBC value (mg mL-1) it is 1.8 and 0.3, its heat resisting temperature reaches 120 DEG C.
Spherical cavity 1, the surfaces externally and internally of special-shaped cavity 3 and spherical cavity 2 is covered with antibacterial film, and the thickness of antibacterial film is 30 μm,
Antibacterial film is made up of acrylate grafted silica, and antibacterial film surface has micro-rough structure, liquid and this material
The coarse structure static contact angle θ on surface is 145 °, and under room temperature, toy surface total number of bacteria is 270cfu/g.
Embodiment 11
Magnetic Fe3O4/ Ag nanoparticle preparation method: take 2g FeCl respectively2·4H2O and 5.2 g FeCl3·6H2O and
The concentrated hydrochloric acid 0.85mL of 12.1 mol/L is dissolved in 200mLH2In O, ultrasonic deoxidation, then above solution is added drop-wise to 250 mL,
In 0.75 mol/L NaOH solution, all reaction temperatures are 80 DEG C, and stirring, at N2Carry out under protection.Along with the carrying out of reaction,
Reactant liquor occurs the precipitation of black.Gained precipitation is separated from reaction medium by recycling externally-applied magnetic field, and successively uses
Deionized water cleans 3 times, ethanol purge 2 times.Finally by Fe3O4Nano-particle is made into the ethanol solution that concentration is 5g/L.
25 mL solution obtained as above are diluted to 150 mL, by ultrasonic for this solution 30min with ethanol and 100 mL water.So
Rear dropping 0.4 mL 3-aminopropyl-triethoxy silica drop is added in solution mixed above, stirs 7h under room temperature.Centrifugal 30 min
(10000r/min) Fe, then by 3-aminopropyl-triethoxy silicon modified3O4Nano-particle separates from reaction medium, and uses second
It is cleaned 5 times by alcoholic solution, and is configured to the ethanol solution that concentration is 1g/L.
By 25mL solution prepared above (1g/L, Fe3O4), 0.1 mol/L CH3COOAg aqueous solution 20 mL stirring is all
Even, drip 0.1 mol/L HCOONa solution 10 mL, reaction, at T=35 DEG C, is carried out under R=500 r/min, along with reaction not
Breaking and carry out, mixed solution is gradually converted into black by sepia, is kept stirring for 1 h, and is cooled to room temperature, is responded all at N2
Carry out under protection.After reaction terminates, permanent magnet is utilized to be isolated from solution by magnetic nanoparticle, and clear with deionized water
Wash 3 times, obtain magnetic Fe3O4/ Ag nanoparticle, mean diameter is 14nm.
Embodiment 12
Acrylate grafted silica preparation method:
The synthesis of acrylic resin: add 50 g toluene in four-hole bottle, is heated to 80 C, nitrogen deoxygenation 0.5 h.By methyl-prop
Olefin(e) acid fourth 8 g, glycidyl methacrylate 1 g, deionized water 0.97 g, methyl methacrylate 49 and azo two isobutyl
Nitrile 0.17 g mix homogeneously is completely dissolved to initiator.Monomer mixed solution is joined 50 mI.In disposable syringe, utilize
Monomer is joined in four-hole bottle in 3 h by syringe pump.The 10 g toluene adding 0.09 g azodiisobutyronitrile after constant temperature 1 h are molten
Liquid, the 0.5 interior syringe pump of h adds.Isothermal reaction subsequently 2 h, closes thermal source.After the cooling of question response container, normal hexane is utilized to incite somebody to action
Acrylic resin purifies, and dries stand-by.Afterwards acrylic resin is mixed with organic siliconresin, dry stand-by at 80 DEG C.
The modification of silicon dioxide: take 100 g toluene and 5 g silicon dioxide, be configured to silica dispersions.Utilize cell
Pulverizer ultrasonic disperse (3 s, 180 times, 600W), then add 2 g silane couplers in four-hole bottle, reflux 8 h.Use soxhlet extraction
Device, with refluxing toluene 8 h, cleans residual silane coupling agent.
The preparation of composite: by a certain proportion of modified Nano SiO2First it is distributed in certain toluene, utilizes super
Sonic disintegrator (3 s, 180 times, 600 W), prepare nanoparticle dispersion liquid；Configure certain density acrylic resin and
Organic siliconresin mixed liquor, stirs 10 min by mixed liquor and nanoparticle dispersion liquid magneton, obtains acrylate grafting two
Silicon oxide.
The foregoing is only presently preferred embodiments of the present invention, not in order to limit the present invention, all spirit in the present invention and
Any amendment, equivalent and the improvement etc. made within principle, should be included within the scope of the present invention.
Claims (10)
1. an educational toy, it is characterised in that: include that spherical cavity one (1), described spherical cavity one (1) outer surface are provided with some logical
Kong Yi, is provided with snacks chamber in described spherical cavity one (1), described snacks chamber can roll, outside described snacks chamber in spherical one (1)
If surface is provided with dry passage, described snacks intracavity is equipped with snacks, and described snacks can be passed into spherical cavity one (1) from passage,
Described snacks can pass from through hole one.
2. a kind of educational toy as claimed in claim 1, it is characterised in that: described through hole one has square opening, tri-angle-holed,
Circular port and regular hexagon hole, described square opening, tri-angle-holed, circular port is identical with the circumradius in regular hexagon hole；Institute
State snacks and have the most square, triangle, circular and regular hexagon.
3. a kind of educational toy as claimed in claim 1 or 2, it is characterised in that: described snacks chamber includes being placed in special-shaped cavity (3)
Interior spherical cavity two (2), described spherical cavity two (2) can roll in special-shaped cavity (3).
4. a kind of educational toy as claimed in claim 3, it is characterised in that: the top of described special-shaped cavity (3) is hemispherical；Institute
Stating the bottom hollow out of special-shaped cavity (3), outer surface has some through holes two varied in size.
5. a kind of educational toy as claimed in claim 4, it is characterised in that: described spherical cavity two (2) bottom has one and leads to
Hole three, described through hole three is rounded, and described snacks can pass from through hole three.
6. a kind of educational toy as claimed in claim 5, it is characterised in that: in described spherical cavity two (2), middle part is provided with dividing plate
(4), the length of described dividing plate (4) is identical with the diameter of spherical cavity two (2), and described dividing plate is equipped with baffle plate above and below (4),
Being respectively baffle plate one and baffle plate two, described dividing plate (4), the central authorities of baffle plate one and baffle plate two all have a through hole four, and described zero
Food can pass from through hole four, and one end of described baffle plate one is connected with dividing plate (4), has between described baffle plate one and dividing plate (4)
Having the angle of 30 °, one end of described baffle plate two to be connected with dividing plate (4), described baffle plate two is parallel with baffle plate one.
7. a kind of educational toy as claimed in claim 6, it is characterised in that: described spherical cavity one (1), special-shaped cavity (3) and ball
The diameter in shape chamber two (2) is than for 5:3:1.
8. a kind of educational toy as described in claim 4 or 5 or 6 or 7, it is characterised in that: described spherical cavity one (1), abnormity
Chamber (3) and spherical cavity two (2) are made up of anti-biotic material, and described anti-biotic material is by 27 ~ 33 parts of methylacryoyloxyethyls of mass parts
Dimethyl hexadecyl base ammonium bromide, 15 ~ 26 parts of methyl methacrylates, 8 ~ 16 parts of polyvinyl alcohol, 34 ~ 57 parts of chitosans, 8 ~ 12
Part polymine, 27 ~ 36 parts of nano-ZnOs and 22 ~ 35 parts of magnetic Fe3O4/ Ag nanoparticle is made.
9. a kind of educational toy as claimed in claim 8, it is characterised in that: described spherical cavity one (1), special-shaped cavity (3) and ball
The surfaces externally and internally in shape chamber (2) is covered with antibacterial film, and described antibacterial film is made up of acrylate grafted silica, described anti-
Mycoderma surface has micro-rough structure, and liquid is 145 ° with the coarse structure static contact angle θ of this material surface.
10. a kind of educational toy as claimed in claim 9, it is characterised in that: described magnetic Fe3O4/ Ag nanoparticle average
Particle diameter is 14nm, and the thickness of described antibacterial film is 30 μm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610422834.0A CN105920856A (en) | 2016-06-16 | 2016-06-16 | Educational toy |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610422834.0A CN105920856A (en) | 2016-06-16 | 2016-06-16 | Educational toy |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN105920856A true CN105920856A (en) | 2016-09-07 |
Family
ID=56831053
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610422834.0A Pending CN105920856A (en) | 2016-06-16 | 2016-06-16 | Educational toy |
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| Country | Link |
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| CN (1) | CN105920856A (en) |
Cited By (1)
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