CN106732866A - The multifunctional chemical teaching experimental base that a kind of suitable middle school student use - Google Patents
The multifunctional chemical teaching experimental base that a kind of suitable middle school student use Download PDFInfo
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- CN106732866A CN106732866A CN201710010807.7A CN201710010807A CN106732866A CN 106732866 A CN106732866 A CN 106732866A CN 201710010807 A CN201710010807 A CN 201710010807A CN 106732866 A CN106732866 A CN 106732866A
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- 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
-
- 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
- G09B23/00—Models for scientific, medical, or mathematical purposes, e.g. full-sized devices for demonstration purposes
- G09B23/24—Models for scientific, medical, or mathematical purposes, e.g. full-sized devices for demonstration purposes for chemistry
Abstract
The multifunctional chemical teaching experimental base that a kind of suitable middle school student use, it is characterized in that the longitudinal two sided experimental bench shared using 16 people, fixed tank, tap, suspended hood, reagent rack, power outlet, emergency self-saving case, dustbin and the portable Drip rack and resistance to compression energy-absorbing flexibility deck plate that student use/two student or four students share are configured with the upper and lower, left and right of laboratory bench top, middle part, experimental bench subsystem interactive between relatively independent, student-based orientation, teacher and student interaction, student is formed;On the basis of existing middle school student's Multi-functional chemical experiment table, based on newly-increased student's independence, it is disturbed less, is smoothed out testing the function of overall process, function, the function of specification student's specific experiment operation behavior interactive between the function of autonomous emergency processing accident, propulsion teacher student student, the multifunctional chemical teaching experimental base that composition embodies human nature, safe and environment-friendly, the requirement of minor's population characteristic a kind of suitable middle school student use.
Description
Technical field
This patent is related to chemical experiment teaching to equip field, and in particular to the multifunctional chemical that a kind of suitable middle school student use
Teaching experimental base.
Background technology
High school chemistry teaching experimental bench is that teacher runs with class's student group to complete teaching programme in experimental teaching
Interaction platform, compared with other bench for chemistry experiment, with following characteristics:One is group, and experimental bench is that teacher learns with class
Raw group instruction interaction platform system, the not only interaction between teacher and the student that attends class in other words, and be also required between student mutually
It is dynamic, therefore, making and the configuration of experimental bench should promote the group requirement of interaction;Two is security, and chemical experiment is with certain
Danger, deal with improperly, different degrees of injury can be produced to students and teacher, therefore, the design and fabrication of experimental bench should
Reach can standardized experiment behavior, eliminate injury, even if injured, also can emergent curing requirement;Three is the teenage property of middle school student, from
Psychology, behaviouristics see that minor has many excellent behaviors, such as strong curiosity, the sensitiveness to new things, but also deposit
In good impulsion, compete well, rationality is unable to the feature of controlling behavior, if accident treatment is not appropriate, not in time, mass-sending thing can be led to
Part, influences classroom discipline, therefore, experimental bench makes the function that should have with layout and evade and may introduce and conflict;Four is monitoring property,
In experimental teaching, teacher will not only demonstrate and give lessons, or experiment safety regulator, supervise student experiment behavior, monitoring
The security incident that may occur, therefore, teacher is not only face-to-face with student, and the visual field can observe the experiment of each student
Action, finds and process problem in time, accordingly, it would be desirable to Optimal Experimental tablecloth office, meets the interactive requirement of learning aid;Five is controllable
Property, middle school chemical experiment class is demonstrating again to the existing principles of chemistry and phenomenon, is not the exploration of new phenomenon, and to teaching, teacher comes
Say, the accident that experiment is likely to occur is controllable, and the required special or shared accessory of experiment can determine on demand with quantity,
Therefore the matching of functional accessory is carried out from the practical angle that is combined of safety and economy, there is the mobility of multiple choices, Ke Yiyou
One people alone, also has two people to share or four people shares.Weighed with above-mentioned user's feature, existing high school chemistry teaching reality
Platform is tested, all in the presence of certain shortcomings and deficiencies, the type of existing high school chemistry teaching experimental bench as shown in Figure 1 is with it in reality
The layout for testing room sees that outstanding problem is insufficiency, i.e., can not meet group feature requirement, can not meet individual requirement;Such as
Over-heating in experiment, triggers glassware explosion outwards to spill corrosive solution and disintegrating slag, injures multiple students, it is necessary to emergent
Rinsed with water, but the configuration of existing tap is all that many people share, it is possible to fight for event or delay the emergent curing time;
In experimental bench layout, for ease of teachers' instruction, majority uses rows, and this mode one is not easy to monitoring by teacher function
Play, the visual field can not scan whole students, can not shuttle and be directed concretely between every student, and two is that front and rear student is blocked
Sight line, not to see and be difficult to face-to-face exchange between the demonstration test of teacher, student, to avoid blocking, without reagent rack, reduces
Its function, this rows, channel distance is narrow, and the free activity space of student is small, will also result in unconscious collision hidden danger.This
Patent is the starting point to optimize teacher with student's interactive teaching effect regarding to the issue above, gets down to group, security, lacks
The feature request of year people immaturity, experiment knowability, and the multifunctional chemical that a kind of suitable middle school student for developing use is imparted knowledge to students
Experimental bench.
The content of the invention
This patent technical problem to be solved is:For the shortcomings and deficiencies of existing middle school student's chemistry experiment platform,
It is the starting point to optimize teacher and student interactive teaching effect, gets down to group, security, early youth's immaturity, experiment
The feature request of knowability, and the multifunctional chemical teaching experimental base that a kind of suitable middle school student for developing use.
In order to solve the above technical problems, adopting the technical scheme that:The multifunctional chemical religion that a kind of suitable middle school student use
Learn experimental bench, including experimental bench body, by laboratory bench top, tank, tap, suspended hood, reagent rack, power outlet, rubbish
Bucket, the fixed functional accessory of emergency self-saving case and draining board and resistance to compression energy-absorbing flexibility deck plate movable type functional accessory composition;
It is characterized in that in longitudinal two sides experimental bench body that 16 people share, every/two/tetra- student's table tops it is upper and lower,
Left and right, middle part is configured with fixed tank, tap, suspended hood, reagent rack, power outlet, emergency self-saving case, dustbin, with
Mobile(Put and remove)Drip rack and resistance to compression energy-absorbing flexibility deck plate, formed it is relatively independent, based on every student, religion
Interactive experimental bench subsystem between teacher and student's interaction, student;In subsystem, student in the original location or left or right displacement, with regard to energy
Autonomous completion is stretched out one's hand from reagent rack take/put article upwards, opening dustbin is stretched out one's hand downwards and places discarded object, is stretched out one's hand to the left or to the right
Regulation and control suspended hood, stretches out one's hand opening and closing tap to the left or to the right, and bag of saving oneself is taken out/put back to downward opening emergency self-saving case of stretching out one's hand of bending over
Deng multi-function service;On the basis of existing middle school student's Multi-functional chemical experiment table, based on newly-increased student resource independence, be disturbed less,
Be smoothed out testing the interactive function of the function of overall process, the function of autonomous emergency processing accident, propulsion teacher-student-student,
The function of specification student experimenting behavior, constitutes and embodies human nature, safe and environment-friendly, the requirement of minor's population characteristic one kind suitably
The multifunctional chemical teaching experimental base that middle school student use.
Wherein described 16 people shares longitudinal direction two sided experimental bench body, and empirically room area is designed with length-width ratio and determined, face
To teacher's vertical array, with existing compared with the horizontally-arranged experimental bench of size, as shown in Figure 2, between one is advantageous for teacher and student
Interaction, expand the visual field that teacher monitors student, teacher moved before demonstration table, and the experiment that can see most heel row student clearly is moved
Make, while the movement that misplaced between student, can also see the demonstration teaching of teacher clearly;Two are advantageous for building for student experimenting mutual-help group
Vertical, so-called " Two heads are always better then one ", it is possible to use the longitudinal arrangement at seat is divided into one group of one group of 4 people or 8 people;Three is have
Beneficial to the free activity space and the number of escape way of increase teacher and student emergency processing accident, 4, warp are increased to by 3
Measuring and calculating, free active area increases by more than 50%;Four are advantageous on the premise of cost of manufacture is not increased substantially, as many as possible
Every upper and lower, left and right of student experimenting table top, middle part provide function services accessory, enhancing independently tested and met an urgent need
Self-saving ability.
Various functions that the upper and lower, left and right of wherein described every student table top, middle part configuration are provided with needed for testing take
Business accessory, wherein table top use physics and chemistry plate/ceramic wafer, are that each student configures a portable resistance to compression energy-absorbing flexibility thereon
Deck plate, from the ㎜ of thickness 5~10, the EPP foam plate of area 550*500 ㎜ makes, and is slightly less than footprint shared by student
(600*600㎜), realize using the hard and soft combination of table top, spilt back with corrosive solution for buffering mitigation broken glass vessel
Secondary injury of the bullet to student;The splash-proof PP tanks that the tank is developed from applicant, table-board to right or left edge two
Side shares tank 4 with 2 people, and table top middle part both sides share tank 2 with 4 people, and altogether with 6, the tank has splash-proof and subtracts
The flimsy function of light glassware;The three water nozzles that tap is used from two people, altogether with 8, it is ensured that everyone is at it
Left or right has 1 Special water tap, and the function of tap in addition to for testing and washing, is additionally operable to emergency self-saving, empirically advises
Then requirement rinses injury with water;Local speed governing that the suspended hood is shared from two people of left and right, heighten, tuning suspended hood,
Match somebody with somebody 8 altogether, it is ensured that the pernicious gas for when being tested on experimental bench, distributing/generating quickly is taken away;The reagent rack selects individual layer
Reagent rack is shared with respect to four people, 4 are configured, for ease of self-management article, if necessary, reagent rack plate face is labeled as equal
4 lattice, everyone takes 1 lattice;Alternating current-direct current socket with cover is selected in the power outlet, and two people share 1, altogether with 8;It is described emergent
Case of saving oneself is made as drawer type, and configuration configures 1 in experimental bench tank bottom, two people with tank bottom, and four people use tank bottom
Configuration 2, altogether with 6, with two bags of saving oneself in each emergency self-saving case, 1 people one, altogether with 16, is equipped with certainly in bag of saving oneself
Rescue with simple medicine with it is sterile-processed after apparatus;The dustbin, for the storage of solid waste, is arranged on reagent rack
The lower space of table top, it is with cover, can pull open and take out treatment, made from EPP semi-rigid foams plate, specification is 300*200*200
㎜, two sides student shares 1, altogether with 8;(10) the Drip rack from portable Drip rack, is placed on by tank when using,
Not the used time, it is placed under experimental bench, two people share tank and configure one, and four people share tank and match somebody with somebody two, altogether with 8;It is described anti-
Pressure energy-absorbing flexibility deck plate is movable type, and the plate of a people one, altogether with 16, during experiment, is placed on the table top of oneself, experiment knot
Beam, is placed under table top after cleaning.
The newly-increased function of wherein described newly-increased experimental bench, it is characterised in that for Chemistry Laboratory in Middle School student's rule is provided
Clause with operability:1. before starting experiment, debris unrelated with experiment on experimental bench are removed, check the institute of table top configuration
Have accessory whether normal operation, it is ensured that water-electricity-wind is logical, dustbin is empty, case of saving oneself has medicine and apparatus, reagent rack to assort experiment
Agents useful for same and vessel;2. unnecessary movement and speech is avoided under lab;3. any laboratory accident, no matter how small,
All should at once report teacher;4., once chemicals is spilt on your skin or clothes, rinsed using substantial amounts of water and spill portion
Position;If spilt on eyes, it is necessary to rinse and continue 10-15 minutes with water at once, or until reach the relief of doctor;5. light
Light skin burn is rinsed under should being placed on cold flowing water, if glass fragment is scratched, with saving oneself, bag medicine lays with sterilizing article
Wound and wrapping;6. the old and useless article abandoned, it is necessary to be put into dustbin;7. after experiment terminates, should be instrument, reagent, vessel etc.
Put back to the position specified;8. necessary powered-down, Guan Shui, Guan Feng before laboratory are left, and cleans table top.Using this patent experimental bench energy
Directly accomplish above-mentioned 8 specific rule items, at home student's chemical laboratory rule, be not yet related to specific experiment operation
And the content of experimental implementation technical elements, and this patent product then can directly accomplish 18 of America Middle Schools chemical laboratory rule
In as many as 8.
Brief description of the drawings
Fig. 1 is the type and in vitro layout of existing high school chemistry teaching experimental bench;
Fig. 2 is that this patent experimental bench is contrasted with the layout of existing middle school student's bench for chemistry experiment;
Fig. 3 is this patent schematic perspective view;
Fig. 4 faces generalized section for this patent;
Fig. 5 is this patent schematic top plan view;
Fig. 6 is portable accessory schematic diagram.
Specific embodiment
In Fig. 3-5,1 is experimental bench body, and 2 is laboratory bench top, and 3 is tank, and 4 is tap, and 5 is suspended hood, and 6 is reagent
Frame, 7 is power outlet, and 8 is emergency self-saving case, and 9 is dustbin, and 10 is Drip rack, and 11 is resistance to compression energy-absorbing flexibility deck plate.
It is described with reference to the drawings, specific embodiment is:The Multi-functional chemical experiment table that a kind of suitable middle school student use, including
Experimental bench body 1, by laboratory bench top 2, tank 3, tap 4, suspended hood 5, reagent rack 6, power outlet 7, pail for used dressings 8, should
The flexible deck plate accessory of case 9, draining board 10, resistance to compression energy-absorbing of suddenly saving oneself is constituted;It is characterized in that longitudinal two sided that 16 people share
In experimental bench body 1, every student is private/and two students or four students share upper and lower, left and right, the middle parts of table top 2
Be configured with fixed tank 3, tap 4, suspended hood 5, reagent rack 6, power outlet 7, emergency self-saving case 8, dustbin 9,
And mobile(Put and remove)Drip rack 10 and resistance to compression energy-absorbing flexibility deck plate 11, formed it is relatively independent, based on student
Interactive experimental bench subsystem between body, teacher and student interaction, student;On existing middle school student's Multi-functional chemical experiment table basis
On, newly-increased student each based on independence, be disturbed less, be smoothed out testing the function of overall process, autonomous emergency processing accident
Interactive function, the function of specification student's specific experiment operational motion between function, propulsion teacher-student-student, constitute and embody people
Property, the multifunctional chemical teaching experimental base that uses of a kind of suitable middle school student of safe and environment-friendly, minor's population characteristic requirement.
Described 16 share longitudinal two sided experimental bench body 1, and empirically room area is designed with length-width ratio and determined, in face of teacher
Vertical array;With existing compared with the horizontally-arranged experimental bench of size, sorted by seat, can be the mutual of 4 people or 8 people by student's natural division
Dynamic experiment group, the free activity space passage of teacher and student process accident increases to 4 by 3, and free active area increases 50%
More than;
The multiple function services that the upper and lower, left and right of wherein described every student table top, middle part configuration are provided with needed for testing are matched somebody with somebody
Part, it is characterised in that table top 2, using physics and chemistry plate/ceramic wafer, is that the portable resistance to compression energy-absorbing of each student configuration one is soft thereon
Property deck plate 11, from the ㎜ of thickness 5~10, the EPP foam plate of area 550*500 ㎜ makes, and is slightly less than 600*600 shared by student
The footprint of ㎜, realizes using the hard and soft combination of table top, is spilt with corrosive solution for buffering mitigation broken glass vessel
Secondary injury of the resilience to student;The splash-proof PP tanks that the tank 3 is developed from applicant, table-board to right or left edge
Both sides with 2 people share tank 4, table top middle part both sides with 4 people share tank 2, altogether with 6, the tank 3 have splash-proof with
Mitigate the flimsy function of glassware;The three water nozzles that tap 4 is used from two people, altogether with 8, it is ensured that Mei Ren
Its left or right has 1 Special water tap, and the function of tap 4 in addition to for testing and washing, is additionally operable to emergency self-saving, by reality
Test regular requirement water and rinse injury;The suspended hood 5 from left and right two people share local speed governing, heighten, tuning inhale
Fan housing, the pernicious gas for altogether with 8, it is ensured that when being tested on experimental bench, distributing/generating quickly is taken away;The reagent rack 6 is selected
Reagent rack is shared with respect to four people with individual layer, 4 is configured, for ease of self-management article, if necessary, by each reagent rack plate face mark
It is 4 equal lattice to note, and everyone takes 1 lattice;Alternating current-direct current socket with cover is selected in the power outlet 7, and two people share 1, altogether with 8
It is individual;The emergency self-saving case 10 is made as drawer type, and configuration configures 1, four in experimental bench tank bottom, two people with tank bottom
People configures 2 with tank bottom, altogether with 6, with two bags of saving oneself in each emergency self-saving case, and 1 people one, altogether with 16, from
Rescue bag in be equipped with save oneself with simple medicine with it is sterile-processed after apparatus;The dustbin 11, for depositing for solid waste
Put, be arranged on the lower space of reagent rack table top, it is with cover, can pull open and take out treatment, made from EPP semi-rigid foams plate, rule
Lattice are 300*200*200 ㎜, and two sides student shares 1, altogether with 8;The Drip rack 10 is used from portable Drip rack
When be placed on by tank, during without glassware, be placed under experimental bench, two people share tank configure one, four people share tank
With two, altogether with 8;The resistance to compression energy-absorbing flexibility deck plate 11 is movable type, and the plate of a people one, altogether with 16, during experiment, is placed
On the table top of oneself, off-test is placed under table top after cleaning.
The newly-increased experimental bench function, it is characterised in that for Chemistry Laboratory in Middle School student's Rulemaking is provided with can
The clause of operability:1. before starting experiment, debris unrelated with experiment on experimental bench 1 are removed, check that the institute of the configuration of table top 2 is active
Can accessory whether normal operation, it is ensured that water-electricity-wind is logical, dustbin 9 is empty, the medicine and apparatus of bag of saving oneself in emergency self-saving case 8 are
It is no to get all the ready, whether experiment agents useful for same and vessel are assorted in reagent rack 6;2. remove under lab needs left or right to move with water
Outward, unnecessary movement and speech should be avoided;3. any laboratory accident, no matter how small, all should at once report teacher;4. once
Chemicals is spilt on your skin or clothes, is rinsed with a large amount of water and is spilt position;If spilt on eyes, it is necessary at once
10-15 minutes is rinsed and continued with water, or is cleaned again on the eye syringe of laboratory configuration, or until reach the relief of doctor;
5. skin burn gently is rinsed under should being placed on cold flowing water, if glass fragment is scratched, is applied with the medicine and apparatus of bag of saving oneself
If with bind up a wound;6. the old and useless article abandoned, is put into dustbin 9, keeps table top cleaning;7. experiment terminate after, should instrument,
Reagent, vessel etc. put back to original position of reagent rack;8. necessary powered-down, Guan Shui, Guan Feng before laboratory are left, and cleans table top
2。
Claims (4)
1. the multifunctional chemical teaching experimental base that a kind of suitable middle school student use, including experimental bench body (1), by laboratory bench top
(2), tank (3), tap(4), suspended hood(5), reagent rack(6), power outlet(7), emergency self-saving case(8), dustbin
(9), draining board(10), resistance to compression energy-absorbing flexibility deck plate (1) composition;It is characterized in that the longitudinal two sided reality shared using 16 people
Platform is tested, the upper and lower, left and right, middle part in laboratory bench top (2) are configured with student use/two student or four students share
Fixed tank (3), tap (4), suspended hood (5), reagent rack (6), power outlet (7), emergency self-saving case (8), rubbish
Bucket (9) and portable Drip rack (10) and resistance to compression energy-absorbing flexibility deck plate (11), the relatively independent, student-based orientation of formation,
Interactive experimental bench subsystem between teacher and student interaction, student;On the basis of existing middle school student's Multi-functional chemical experiment table, newly
Based on increasing student's independence, it is disturbed less, is smoothed out testing the function of overall process, the function of autonomous emergency processing accident, propulsion
Interactive function, the function of specification student's specific experiment operation behavior between teacher-student-student, constitute embody human nature, safety,
The Multi-functional chemical experiment table that environmental protection, a kind of suitable middle school student of minor's population characteristic requirement use.
2. the multifunctional chemical teaching experimental base that a kind of suitable middle school student use according to claim 1, it is characterised in that 16
People shares longitudinal direction two sided experimental bench body (1), and empirically room area is designed with length-width ratio and determined, in face of teacher's vertical array,
Student is divided into the mutual motive experiment group of 4 people or 8 people in order at the seat that empirically platform is set, teacher and student process accident
Free active tunnel increases to 4, free active area relative increase more than 50% by 3.
3. a kind of multifunctional chemical teaching experimental base that suitable middle school student use according to claim 1, it is characterised in that institute
The various functional accessories needed for every upper and lower, left and right of student's table top (2), middle part configuration are provided with experiment are stated, wherein described
Table top (2), using physics and chemistry plate/ceramic wafer, is that each student configures resistance to compression energy-absorbing flexibility deck plate (1) thereon, is selected
The EPP foam plate of thickness 5~10 ㎜, area 550*500 ㎜ makes, and is slightly less than the footprint of 600*600 ㎜ shared by student, real
Now use the hard and soft combination of table top (2);, from the splash-proof PP tanks of applicant exploitation, table top is (2) for the tank (3)
Left and right edges both sides share tank 4 with 2 people, and table top middle part both sides share tank 2 with 4 people;The tap (4) selects two
The three water nozzles that people uses, configure 8, and everyone has 1 tap in its left or right;The suspended hood (5) is from two people of left and right
Shared local suspended hood, configures 8, and when being tested, the pernicious gas that will be distributed/generate quickly is taken away;The reagent rack
(6) reagent rack is shared with respect to four people from individual layer, 4 is configured, for ease of self-management article, if necessary, by reagent rack plate face
4 lattice of display sign are divided into, everyone takes 1 lattice;The power outlet (7) selects alternating current-direct current socket with cover, and two people share 1
It is individual, altogether with 8;The emergency self-saving case (8) is made as drawer, configures in experimental bench tank (3) bottom, and two people use tank bottom
Configuration 1, four people configure 2 with tank bottom, 8 are configured altogether, with two bags of saving oneself, 1 people one in each emergency self-saving case (8)
It is individual, altogether with 16, save oneself bag in be equipped with save oneself with simple medicine with it is sterile-processed after apparatus;The dustbin (9), is used for
The storage of solid waste, is arranged on the lower space for placing reagent rack table top, with cover, can pull open and take out treatment, from EPP partly
Rigid foam plate makes, and specification is 300*200*200 ㎜, and two sides student shares 1, and experimental bench matches somebody with somebody 8;The Drip rack
(10) from portable Drip rack, tank (3) side is placed on when using, during without glassware, is placed under experimental bench (1), two
People shares tank and configures one, and four people share tank and match somebody with somebody two, altogether with 8;Resistance to compression energy-absorbing flexibility deck plate (11) is shifting
Dynamic formula, the plate of a people one, altogether with 16, during experiment, is placed on the table top of oneself, after off-test cleaning, is placed under table top
Side.
4. a kind of multifunctional chemical teaching experimental base that suitable middle school student use according to claim 1, it is characterised in that institute
Stating newly-increased experimental bench function can directly have the clause of operability for high school chemistry teaching laboratory student's Rulemaking.
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