CN107731048A - A kind of Multifunctional supporting experimental box - Google Patents
A kind of Multifunctional supporting experimental box Download PDFInfo
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- CN107731048A CN107731048A CN201711016042.4A CN201711016042A CN107731048A CN 107731048 A CN107731048 A CN 107731048A CN 201711016042 A CN201711016042 A CN 201711016042A CN 107731048 A CN107731048 A CN 107731048A
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- box
- lower box
- side plate
- coating
- multifunctional supporting
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- G—PHYSICS
- G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
- G09B—EDUCATIONAL OR DEMONSTRATION APPLIANCES; APPLIANCES FOR TEACHING, OR COMMUNICATING WITH, THE BLIND, DEAF OR MUTE; MODELS; PLANETARIA; GLOBES; MAPS; DIAGRAMS
- G09B19/00—Teaching not covered by other main groups of this subclass
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01L—CHEMICAL OR PHYSICAL LABORATORY APPARATUS FOR GENERAL USE
- B01L9/00—Supporting devices; Holding devices
- B01L9/02—Laboratory benches or tables; Fittings therefor
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- Business, Economics & Management (AREA)
- General Physics & Mathematics (AREA)
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- Entrepreneurship & Innovation (AREA)
- Theoretical Computer Science (AREA)
- Health & Medical Sciences (AREA)
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Abstract
The present invention relates to chemical experiment equipment technical field, a kind of more particularly to Multifunctional supporting experimental box, including casing, the casing is divided into upper box, lower box, upper box includes top plate and four blocks of side plates, the top plate and side plate snap together to form box typed structure, side plate opposing sides is separately installed with lock, side plate opposing sides is coated respectively with acid-fast alkali-proof coating and high temperature resistant refractory coating, articulated elements is installed between the lower box and upper box, the lower box is provided with two chamber doors being opened and closed in opposite opened, article putting groove is installed in chamber door inside side walls, hinged seat is installed on the outside of lower box wallboard, support bar is hinged with hinged seat, hook is installed on the support bar other end, hook and snap fit.The present invention's can solve existing middle chemical experiment equipment variation, it has not been convenient to carry, satisfaction can also use easy distribution experiment operation platform not under conditions of laboratory operation platform, while the desktop with different coat sides may be selected upward.
Description
Technical field
The present invention relates to chemical experiment equipment technical field, more particularly to a kind of Multifunctional supporting experimental box.
Background technology
Chemical experiment is one of required course of current middle school student, and the core of chemo is the chemical reaction of material.Together
Shi Huaxue is also a natural science based on experiment, has many reactions or phenomenon to need to pass through in teaching process
Test to verify, to strengthen the memory of student and understandability, the equipment and medicine required for different experimentations are different, warp
Often in need to complete multiple experiments in a short time, this just needs to put many medicines and equipment on experimental bench.
The regional place resource-constrained having, it is limited to meet the place size of requirement of experiment, and distribution is uneven, is put on experimental bench
Medicine and equipment it is limited, after class carries out an experiment, need to store inventory and medicine again, then put again
Other equipment and medicine are put, are so lost time very much.
The safer chemical experiment in part can not be carried out in laboratory, it is necessary to carry out in classroom or elsewhere, still
These places are without required laboratory apparatus and medicine, it is necessary to which tyre, frequently takes equipment toward laboratory and medicine just seems
It is cumbersome.Often the desk beyond laboratory can not meet chemical experiment, such as intolerant to acid common in senior middle school's experiment
Alkali, such as hydrochloric acid, sulfuric acid, nitric acid, sodium hydroxide solution, non-refractory, such as the such highly exothermic chemical reaction of thermit reaction,
Long-term use is easily damaged ordinary desktop, if can have one can be by the container of all required articles all summarizings, simultaneously
Laboratory table is also used as, and reaches the effect of experimental bench desktop, then can get twice the result with half the effort, both save the time, extend again
Service life, but also safety.
The content of the invention
In view of this, it is an object of the invention to provide a kind of Multifunctional supporting experimental box, it is biochemical can to solve existing middle school
Experiment equipment variation is learned, is convenient for carrying, is mobile, meets that letter can also be used under conditions of operating not on laboratory operation platform
Easy distribution experiment operation platform, while may be selected to carry different coat sides, acid-fast alkali-proof coating or high temperature resistant refractory coating
Desktop is upward.
The present invention solves above-mentioned technical problem by following technological means：
A kind of Multifunctional supporting experimental box, including casing, the casing are divided into upper box, lower box, the upper box bag
Top plate and four blocks of side plates are included, the top plate and four blocks of side plates snap together to form box typed structure, the side plate opposing sides
Lock is separately installed with, the side plate opposing sides is coated respectively with acid-fast alkali-proof coating and high temperature resistant refractory coating, the nowel
Articulated elements is installed, the lower box is provided with two chamber doors of opposite opened, the chamber door inside side walls between body and upper box
On two article putting grooves up and down are installed, hinged seat is installed on the outside of the lower box wallboard, support is hinged with the hinged seat
Bar, hook, the hook and the snap fit are installed on the support bar other end.
Further, the articulated elements includes rotating seat, and the turning seat is in four corner positions of lower box, the rotation
Hinge bar is installed on swivel base, connecting rod, the connecting rod and hinge bar are separately installed with four blocks of side plates of the upper box
It is be hinged.Side plate arbitrarily can be rotated and be folded down by direction pivots clockwise or counter-clockwise.
Further, hinge connects between the top plate and side plate, can turn down to support side plate.
Further, two storage drawers arranged in the horizontal direction are also equipped with inside the lower box.Needed for can placing
The chemical reagent wanted or the experiment equipment that need to carefully store.
Further, buckle is installed between adjacent two blocks of side plates.Can mutual clamping, clamping turns into a box-type knot
Structure, some equipment that need not be especially preserved similar to iron stand etc. can be placed.
Further, the lower box bottom is provided with pulley, is moved easily.
Further, the acid-fast alkali-proof coating sprays γ-Al successively using Polyester Paint as priming paint2O3Composite coating, ɑ-Al2O3
Ceramic coating forms acid-fast alkali-proof coating.
Beneficial effects of the present invention：The present invention can snap together the side plate of upper box and top plate to form box-type knot
Structure, some laboratory apparatus that need not especially preserve, such as iron stand can be placed, are provided with lower box chamber door inside side walls
Two article putting grooves, can place bottled medicine or some needs fixed instrument, reagent, the storage drawer of storage space, places
Some need article, the instrument carefully preserved, and the article-storable space in many places can exist kinds of experiments equipment and medicine summarizing
In chest, neat and tidy, it is more convenient to take, and the hook on the support bar of the lock of upper box side plate and lower box is coordinated,
Prevent desktop from sliding up and down, form a movable operation laboratory table, can also be according to the coating for changing ease of Use platform, to fit
Operating condition different in chemical experiment, such as acid-fast alkali-proof or high temperature resistant are answered, had not only saved time but also safety.The cunning of bottom
Wheel can be moved easily.
Brief description of the drawings
Fig. 1 is the structural representation of the present invention；
Fig. 2 is the structural representation of the deployed condition of the present invention；
Fig. 3 is the overlooking the structure diagram of the deployed condition of the present invention；
Fig. 4 is the mplifying structure schematic diagram of A in Fig. 3；
Fig. 5 is the structural representation of the coating conversion embodiment of the present invention；
Fig. 6 is the mplifying structure schematic diagram of B in Fig. 5；
Wherein, upper box 1, lower box 2, side plate 3, top plate 4, lock 5, chamber door 6, article putting groove 7, support bar 8, articulated elements 9,
Rotating seat 91, hinge bar 92, connecting rod 93, hook 10, storage drawer 11, hinge 12, buckle 13, wallboard 14, acid-fast alkali-proof apply
Layer 15, high temperature resistant refractory coating 16, pulley 17.
Embodiment
Below with reference to the drawings and specific embodiments, the present invention is described in detail：
Embodiment one
As shown in figures 1-4, a kind of Multifunctional supporting experimental box of the invention, including casing, casing be divided into upper box 1, under
Casing 2, upper box 1 include four blocks of side plates 3 and top plate 4, and any one piece of hinge 12 of side plate 3 connects in top plate 4 and four blocks of side plates 3,
And top plate 4 around hinge 12 can 360 degree rotation, can also be snapped together with side plate 3, it is adjacent between side plate 3 buckle 13 is installed,
Can mutual clamping, form box typed structure, the opposing sides of side plate 3 is separately installed with lock 5, and opposing sides be coated respectively with it is acidproof
Alkaline-resisting coating 15 and high temperature resistant refractory coating 16.Articulated elements 9 is installed, under articulated elements 9 includes between lower box 2 and upper box 1
The rotating seat 91 of 2 four angle positions of casing installation, hinge bar 92, four pieces of sides of upper box 1 are separately installed with rotating seat 91
Connecting rod 93 is separately installed with the side of the same position side of plate 3, connecting rod 93 is be hinged with hinge bar 92, rotating seat 91,
Hinge bar 92 and connecting rod 93 are collectively forming articulated elements 9, and rotating seat 91 can 360 degree of rotations in lower box 2, hinge bar 92 and company
Extension bar 93 can be in an angle of 90 degrees mutually with rotating seat 91.Lower box 2 is provided with two chamber doors 6 in opposite opened, and chamber door 6 respectively can pivot
It is arranged on the front side transverse ends of lower box 2 with turning, to open or to close, is provided with the inside side walls of chamber door 6 vertical up and down
Two article putting grooves 7 of arrangement, can place beaker, alcolhol burner or bottled medicine and other items, and the outside of 2 wallboard of lower box 14 is provided with
Hinged seat, support bar 8 is hinged with hinged seat, hook 10, lower box 2 and upper box 1 are installed for just on the other end of support bar 8
Cube structure, when articulated elements 9 is rotated down into 90 degree, the side plate 3 of upper box 1 can be placed on to the top of 2 wallboard of lower box 14, hook
10 are used cooperatively with lock 5, and four blocks of side plates 3 are supported, turn into easy laboratory table, while top plate 4 is rotated down 270 degree
Top plate 4 is placed on the ground to the side plate 3 for supporting institute's hinge 12 to connect vertically.Lower box 2 is internally formed storing compartment, storing
Compartment be provided with two arrange in the horizontal direction there is open-topped storage drawer 11, can the higher tester of placing height
Material either rack for test tube etc, it is necessary to take the article of large area, lower box 2 bottom four angle position is provided with pulley
17, it can be moved easily.
With reference to shown in Fig. 1~6, to being illustrated using the application method of different coating：
Four pieces of two sides of side plate 3 are coated respectively with acid-fast alkali-proof coating 15 and high temperature resistant refractory coating 16, and side plate 3 is folded down 90
Acid-fast alkali-proof coating 15 or high temperature resistant refractory coating 16 can be selected according to different experiments situation when spending.Concrete operation method is：
The buckle 13 of experimental box is all untied, articulated elements 9 is rotated down 90 degree, support bar 8 is rotated upwardly to properly
Position, coordinated with hook 10 and lock 5, supported four blocks of side plates 3, while top plate 4 is rotated down 270 degree, top plate 4 is vertical
The side plate 3 for supporting institute's hinge 12 to connect is placed on the ground, is placed on the ground, support can be used as, be i.e. desktop is acidproof resistance to
The simple experiment table of alkali coating 15.Hook 10 and lock 5 are untied, support bar 8 is rotated down, and top plate 4 is lifted up into 180
Four blocks of side plates 3 are folded up 90 degree, after reverting to box typed structure by degree, by (the inverse time clockwise horizontal laterally of rotating seat 91
Pin) 270 degree of rotation, the drive articulated elements 9 of rotating seat 91 and side plate 3 rotate 270 degree, reached and initial position adjacent left-hand (right side)
Side plate 3 at, hinge bar 92 is rotated down 90 degree, support bar 8 is rotated upwardly to correct position, and hook 10 5 is matched somebody with somebody with latching
Close, support four blocks of side plates 3, top plate 4 is turned down 270 degree backward, place on the ground, support can be used as, be i.e. desktop is resistance to
The simple experiment table of high-temperature flame-proof coating 16.
Embodiment two
There is common acid-base solution, sulfuric acid, hydrochloric acid, nitric acid, hypochlorous acid, acetic acid, sodium hydroxide, ammonia in high school chemical experiment
The reagents such as water, acid-fast alkali-proof coating are coated on side plate, when side plate as laboratory table in use, can prevent acid-base reagent from corroding table
Face, make desktop occur black, cracking phenomena such as occur.It is using Polyester Paint as priming paint that acid-fast alkali-proof, which applies, sprays γ-Al successively2O3It is multiple
Close coating, ɑ-Al2O3What ceramic coating was formed, it is suitable for the routinely experiment in high school chemical experiment.
Acid-fast alkali-proof coating preparation process is as follows：
1) by γ-Al under magnetic agitation effect violent 1000r/min203Powder and 6% ammonia spirit are according to 1:3
Ratio mixes, rear to add Nano titanium dioxide powder, nanoscale silica flour, γ-Al203Powder and Nano titanium dioxide powder, nanometer
The ratio of level silica flour is 5:1:1, pH=9 is adjusted, is reacted to Al (0H)3After colloid generation, magnetic stirring apparatus rotating speed is transferred to
100r/min is stirred 10 minutes, and ammoniacal liquor and deionized water is being slowly added dropwise, until colloid is disappeared, there is Al (0H)3Precipitation generation,
Precipitation is filtered by vacuum, with the washing of deionized water repeatedly, obtains filter cake.
2) obtained filter cake is warming up to 120 DEG C of microwave drying 5 hours in air atmosphere, continued with 20 DEG C/min bar
It is warming up at 450 DEG C and calcines 4 hours under part, then passes to inert gas purge 10 minutes, obtain Al2O3For housing, Al2O3-
TiO2、Al2O3- Si or Al2O3-TiO2- Si powder.
3) 15wt% Triton X-100s are dispersed in the dichloromethane solution containing styrene, acutely stirred
Mix down and obtain water/fat liquor and be dispersed in the aqueous solution containing Triton X-100, stirred at 40 DEG C, stirring 5 is small
When, after being removed by excessive moisture and by the dichloromethane of residual, organic siliconresin, dispersant, thickener, defoamer are added,
Using ultrasonic cell disrupte machine by emulsion dispersion, base material is obtained after 1 hour with 1000r/min mixing speed.
4) Al will be contained2O3-TiO2、Al2O3- Si or Al2O3-TiO2- Si powder is slowly added to base material, will stir
Mix speed be changed to 1500r/min stir 50 minutes, then by mixing speed be changed to 800r/min stir 30 minutes, obtain γ-
Al2O3Composite coating.
5) water polishing surface of side plate is dipped in waterproof abrasive paper, after removing surface spikes and oil stain, side plate is dried 30 at 50 DEG C
Minute, then for Polyester Paint as priming paint, it has good recoatability, Polyester Paint is coated in into side plate any surface, disposably
Thickness applies, and reaches after doing solid work, using liquid honing Polyester Paint surface, increases the roughness on surface, make its adhesive force more preferable, then
4) side plate will be dried 20 minutes in 40 DEG C of baking oven coated on priming paint, then with after ultraviolet light 30 minutes, natural wind
It is dry, reach tack-free.
6) finish paint is ɑ-Al2O3Ceramic coating, 5) be up to tack-free coats ɑ-Al on surface2O3Ceramic coating conduct
Finish paint, temperature are 30 DEG C, relative humidity 50%, after drying 20 minutes, coat ɑ-Al2O3Ceramic coating second time, it is in temperature
25 DEG C, under conditions of relative humidity is 50%, dry 48 hours.Relative humidity when keeping drying, can prevent from ftractureing.
7) prepared by acid-fast alkali-proof coat side completes, coated on side plate.
Al203Powder is with after ammonia spirit reaction, generating Al (OH)3Then colloid becomes to precipitate, be coated on nano grade titanium and
It is that in the presence of having out-phase material, solution exceedes saturation degree, can deposit to out-phase because under some pH value around nano silicone
Particle surface, in the crystal growth processes of heterogeneous system, newly-generated phase is formed in existing solid phase, grown, diagram of system
The incrementss of face free energy are less than the incrementss of itself nucleating systems surface free energy, so molecule is given birth in the nucleation of biphase interface
Length is prior to the homogeneous nucleation in system, so Al can be obtained2O3For housing, Al2O3-TiO2And Al2O3- Si or Al2O3-
TiO2- Si powder.γ-Al203It is a kind of porous material, every gram of internal surface area is up to hundreds of square metres, and activity is high, absorption
Ability is strong, with nano-TiO2Can preferably it be combined together with nano-silicon, so as to by nano-TiO2, nano-silicon be coated in when γ-
Al203With nano-TiO2, nano-silicon is when being combined together, have good performance, make the adhesive force of coating increase, wearability
Increase, while also there is preferable heat endurance.ɑ-Al2O3Ceramic coating is made up of the corundum crystal of densification, and hardness is very
Greatly, the soda acid used in middle school chemical experiment hardly reacts, so chemical resistance is very strong, but due to its absorption
Ability is poor, it is impossible to is attached together well with priming paint, causes easily to come off, with γ-Al2O3Composite coating is used cooperatively,
While increasing anticorrosive property, adhesive force, do not allow dope layer easy to fall off, it is more permanent durable.
Experimental data：
At room temperature, take infusion method to be tested, the side plate for scribbling acid-fast alkali-proof coating is inserted perpendicularly into various concentrations
Acid, in aqueous slkali, after immersion 12 hours, dry, obtain following data：
With reference to《The ranking method of paint and varnish coating aging》It is acidproof resistance in 5% experimental solutions for evaluation criteria
Alkali coating is unchanged；In 15% experimental solutions, acid-fast alkali-proof coating is unchanged；It is acidproof resistance in 50% experimental solutions
Alkali coating 1 grade of cracking phenomena (seldom several, small almost negligible cracking) in salpeter solution, sulfuric acid solution；
In 60% experimental solutions, acid-fast alkali-proof coating has 2 grades of cracking phenomenas (on a small quantity, can discover in sulfuric acid solution, salpeter solution
Cracking), have 1 grade of cracking in sodium hydroxide solution；Without peeling off in all experiments.Part senior middle school is included in above-mentioned solution
The used acid-base solution of experiment, it will be seen that acid-fast alkali-proof works well.
The above embodiments are merely illustrative of the technical solutions of the present invention and it is unrestricted, although with reference to preferred embodiment to this hair
It is bright to be described in detail, it will be understood by those within the art that, technical scheme can be modified
Or equivalent substitution, without departing from the objective and scope of technical solution of the present invention, it all should cover the claim in the present invention
Among scope.The present invention be not described in detail technology, shape, construction part be known technology.
Claims (7)
1. a kind of Multifunctional supporting experimental box, it is characterised in that including casing, the casing is divided into upper box, lower box, described
Upper box includes top plate and four blocks of side plates, and the top plate and four blocks of side plates snap together to form box typed structure, the side plate
Opposing sides is separately installed with lock, and the side plate opposing sides is coated respectively with acid-fast alkali-proof coating and high temperature resistant refractory coating,
Articulated elements is installed, the lower box is provided with two chamber doors of opposite opened, the chamber door between the lower box and upper box
Two article putting grooves up and down are installed in inside side walls, hinged seat is installed on the outside of the lower box wallboard, cut with scissors on the hinged seat
Support bar is connected to, hook, the hook and the snap fit are installed on the support bar other end.
2. a kind of Multifunctional supporting experimental box according to claim 1, it is characterised in that the articulated elements includes rotation
Seat, the turning seat is in being provided with hinge bar on four corner positions of lower box, the rotating seat, and the four of the upper box
Connecting rod is separately installed with block side plate, the connecting rod is hinged with hinge bar.
3. a kind of Multifunctional supporting experimental box according to claim 2, it is characterised in that between the top plate and side plate
Hinge connects.
4. a kind of Multifunctional supporting experimental box according to claim 3, it is characterised in that also installed inside the lower box
There are two storage drawers arranged in the horizontal direction.
5. a kind of Multifunctional supporting experimental box according to claim 4, it is characterised in that between adjacent two blocks of side plates
Buckle is installed.
6. a kind of Multifunctional supporting experimental box according to claim 5, it is characterised in that the lower box bottom is provided with
Pulley.
7. a kind of Multifunctional supporting experimental box according to claim 6, it is characterised in that the acid-fast alkali-proof coating is with poly-
Ester paint is priming paint, sprays γ-Al successively2O3Composite coating, ɑ-Al2O3Ceramic coating forms acid-fast alkali-proof coating.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711016042.4A CN107731048B (en) | 2017-10-26 | 2017-10-26 | Multifunctional supporting experiment box |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711016042.4A CN107731048B (en) | 2017-10-26 | 2017-10-26 | Multifunctional supporting experiment box |
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| CN107731048A true CN107731048A (en) | 2018-02-23 |
| CN107731048B CN107731048B (en) | 2020-04-14 |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109036028A (en) * | 2018-08-25 | 2018-12-18 | 东北石油大学 | Assembly type reynolds experiment platform based on CDIO theory |
| CN109164108A (en) * | 2018-08-13 | 2019-01-08 | 合肥鼎中智能科技有限公司 | A kind of protective film detection method and protective film sensing chamber |
| CN110935499A (en) * | 2019-10-21 | 2020-03-31 | 云南电网有限责任公司昆明供电局 | Folding test bench |
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| CN86103070A (en) * | 1986-04-30 | 1987-08-26 | 西北师范学院 | Multi-functional middle school chemical experiment composite set |
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| CN109164108A (en) * | 2018-08-13 | 2019-01-08 | 合肥鼎中智能科技有限公司 | A kind of protective film detection method and protective film sensing chamber |
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| Publication number | Publication date |
|---|---|
| CN107731048B (en) | 2020-04-14 |
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