CN208928186U - A kind of Multifunctional chemical experiment bottle - Google Patents

Abstract

The utility model relates to a kind of Multifunctional chemical experiment bottles, including bottle body, several bottle necks are equipped on the side wall of the bottle body, the open end of the bottle neck is provided with elastic hose, the elastic hose and bottle neck are tightly connected, several depressions are equipped on the outer wall of the bottle body.The utility model has the advantages that it is simple in sturcture, ingenious in design, it is easy to operate, Chemistry teacher in Middle school can be helped to free from cumbersome test bottle Bottle & Can tank and chemical experiment is placed in transparent glassware and carried out, phenomenon is obvious, is convenient for observation of students.

Description

A kind of Multifunctional chemical experiment bottle

Technical field

The utility model relates to a kind of test bottle, especially a kind of Multifunctional chemical experiment bottle belongs to laboratory apparatus technology Field.

Background technique

Chemistry is a natural science based on testing, as the development chemical experiment of society is also in hair of constantly bringing forth new ideas Zhan Zhong, just because of the development of constantly bringing forth new ideas of chemical experiment, vast chemical education worker is also strengthened therewith to chemical real The specific research of instrument and its device is tested, chemical apparatuses development innovation increasingly plays important work in chemical experiment teaching With.According to the applicant understood, the innovation of chemical experiment and the innovation of laboratory apparatus connect each other, almost every as chemistry teacher It will come into contacts with bottle Bottle & Can tank, need to prepare a large amount of laboratory apparatus before the class, very inconvenient, especially outgoing to attend class Or even more unavoidable carrying a large amount of chemical experimental instrument when exchange report, and chemical experimental instrument is mostly glass apparatus, Glass apparatus is easy breakage, brings great inconvenience to trip.If can have a kind of instrument that can complete junior middle school chemistry teaching material In most of experiment, in this way it is outgoing carry it is just more convenient.Therefore, it is desirable to solve the problems, such as this it is necessary to as far as possible one Multiple chemical reactions are completed in a container.Multiple chemical reactions are completed in a vessel, mainly solve the problems, such as it how is More easily adds into this relatively closed container or extract drug, it, can just as doctor is when hanging water to patient It is needed on the way to inject other drug into medicine bottle at any time according to the state of an illness.In recent years, chemical education worker is in experiment instrument Continuous research and innovation on device, development improves many chemical experimental instruments, as part chemical experiment is given in the development of three-necked flask Improvement bring good experiment effect.Based on the above thinking, the application has created middle school chemical experiment multi-functional bottle (such as Fig. 1), when Chemistry teacher in Middle school is tested, to which some helps can be given, simplify instrument needed for testing, simplify experimental implementation.

Utility model content

The purpose of this utility model is that: in view of the defects existing in the prior art, propose that one kind is ingenious in design, it is easy to operate Multifunctional chemical experiment bottle.

In order to reach the goals above, the utility model provides a kind of Multifunctional chemical experiment bottle, including bottle body, bottle body Material is transparent glass, several bottle necks are equipped on the side wall of the bottle body, and the open end setting of the bottle neck is flexible soft Pipe, the elastic hose and bottle neck are tightly connected, several depressions are equipped on the outer wall of the bottle body.

The utility model is provided with multiple bottle necks on a bottle container, and bottle neck can connect different chemical apparatuses, To realize different functions, and then multiple chemical experiments can be realized in a test bottle, instrument needed for simplifying experiment.

Preferably, bottle neck b, bottle neck c and bottle neck d are from top to bottom successively arranged in the side of the bottle body.

Preferably, the bottle neck b is identical as the internal diameter of bottle neck d, and the internal diameter of the bottle neck b, branch pipe d are less than bottle neck c Internal diameter.

Preferably, the upper end of the bottle body is equipped with main bottleneck a.

Preferably, the main bottleneck a is frosted bottleneck, and the bottle neck b, bottle neck c and bottle neck d are ground glass.

Preferably, cork cap, the inner diameter size of main bottleneck a and bottle neck c are provided in the main bottleneck a and bottle neck c It can be made according to experiment, the through hole for inserting instrument is formed in the middle part of the cork cap.

In this way, can be needed to be inserted into different instruments, such as combustion spoon, sparking in through hole according to different experimental designs Rifle, gas-guide tube, separatory funnel and various types of sensors etc..

Preferably, the flat segments of the main bottleneck a or bottle neck b connection U-tube.

Preferably, the bottle neck c connection lighter or sensor.

In above structure, bottle neck c can need to connect the instruments such as lighter, sensor according to experiment innovative design.

Preferably, the bottle neck d connection syringe or air inlet pipe, the air inlet pipe are connect with gas source.

Preferably, it is set on the outer wall of the bottle body there are six the depression from top to bottom to form a line and spacing is equal, it is recessed Cave can be used for substituting spot plate use.

It is easy to operate the utility model has the advantages that simple in sturcture, ingenious in design, Chemistry teacher in Middle school can be helped from numerous It frees in trivial test bottle Bottle & Can tank, and chemical experiment can be placed in transparent glassware and be carried out, phenomenon is obvious, just In observation of students.

Detailed description of the invention

The utility model will be further described below with reference to the accompanying drawings.

Fig. 1 is the structural schematic diagram of the utility model.

Fig. 2 is the structural schematic diagram of a bottle cap in the utility model.

Fig. 3 is the structural schematic diagram of another bottle cap in the utility model.

Fig. 4 is the structural schematic diagram of U-tube in the utility model.

Fig. 5 is the structural schematic diagram of lighter in the utility model.

In figure: 1. bottle bodies, 2. depressions, 3. bottle caps, 4. grass tubes with balloon, 5.U shape pipe, 6. red ink, 7. sparkings Rifle.

Specific embodiment

The device of the utility model is illustrated by taking the experiment in junior middle school chemistry teaching material (Shanghai religion version) as an example below.

Embodiment 1

A kind of Multifunctional chemical experiment bottle is present embodiments provided, structure is as shown in Figures 1 to 5, including bottle body 1, bottle The material of body 1 is transparent glass, and the upper end of bottle body 1 is equipped with main bottleneck a, is from top to bottom successively arranged in the side side wall of bottle body 1 Bottle neck b, bottle neck c and bottle neck d, wherein bottle neck d's is closely located to 1 bottom of bottle body, and the top for being located proximate to bottle body 1 of bottle neck b is curved Qu Dian, bottle neck c are located at the centre of bottle neck b and bottle neck d, and bottle neck b is identical as the internal diameter of bottle neck d, and the internal diameter of bottle neck b, bottle neck d Less than the internal diameter of bottle neck c, main bottleneck a is frosted bottleneck, and bottle neck b, bottle neck c and bottle neck d are ground glass.In bottle neck b, bottle neck C, the open end of bottle neck d is provided with elastic hose, and elastic hose and above-mentioned bottle neck are tightly connected；Or in bottle neck b, bottle neck c, bottle The open end of mouth d is provided with lid, and lid is rubber stopper.It is provided with cork cap 3 in main bottleneck a and bottle neck c, in cork The middle part of bottle cap 3 is formed with the through hole for inserting instrument, is inserted into the grass tube 4 with balloon in through hole.

In addition, the flat segments of main bottleneck a or bottle neck b connection U-tube 5, settable red ink 6 in U-tube 5.Bottle neck c connection Lighter 7 or sensor.Bottle neck d connection syringe or air inlet pipe, air inlet pipe are connect with gas source.It is equipped on the outer wall of bottle body 1 Six from top to bottom form a line and depression 2 that spacing is equal.

The experiment of iron nail corrosion is probed into experiment 1.

Experimental procedure is as follows: (1) 50 grams of iron nail being added into Multifunctional chemical experiment bottle, then uses rubber septum Bottle neck a and bottle neck c；

(2) syringe is used to inject iron rust of the hydrochloric acid that 20m concentration is 10% to remove iron nail surface at bottle neck d, so Take hydrochloric acid away again afterwards；

(3) it uses syringe to inject 20mL distilled water at bottle neck d to clean the residual acid solution on iron nail surface, repeats 3-4 It is secondary, then use 20mL concentration for the primary rear sealing bottle neck d of 15% saline solution cleaning；

(4) U-tube 5 for filling red ink 6 is connect at bottle neck a, and liquid level in U-tube 5 can be observed after about 30s and occur Variation；One 90 degree of thin glass tube can also be connect at bottle neck a and its other end is deeply filled into red ink beaker in.

Above-mentioned experiment is completed using the Multifunctional chemical experiment bottle of the present embodiment, mainly having the advantage that can be in instrument The interior derusting and cleaning process for completing iron nail, teacher can demonstrate repeatedly use in multiple classes of giving lessons in teaching；Borrow syringe Hydrochloride derusting and water are injected to instrument and cleans that iron nail is more convenient repeatedly, while also adding the interest of experiment；Experimental phenomena Obviously, required time is short, can effectively save the classroom instruction time.

Test the rough measurement experiment of oxygen purity in 2. air

Experimental procedure is as follows: (1) using drainage to measure Multifunctional chemical experiment after sealing bottle neck b, bottle neck c and bottle neck d The volume of bottle, and five equal parts are carried out to bottle body 1；

(2) a right angle grass tube is connected at bottle neck b, the hose at bottle neck b is first clamped using spring clip, then will contain There is the combustion spoon of enough red phosphorus to go deep into bottle, adjust height, keeps holding at combustion spoon lower end and bottle neck c horizontal；

(3) lighter 7 with rubber stopper is reached into from bottle neck c the side of combustion spoon, and stoppers rubber stopper, pulled and beat The switch of firelock 7 lights red phosphorus；

(4) extinguish to red phosphorus, after temperature is cooled to room temperature in bottle, open spring clip, observation enters the volume of the water in bottle.

Above-mentioned experiment is carried out using the Multifunctional chemical experiment bottle of the present embodiment, has the advantage that the instrument can be real Red phosphorus is lighted in present bottle, the amount that the pollutant that red phosphorus burning generates is diffused into air is effectively reduced, to make the reality Test it is more environmentally protective, the experiment either as teacher demonstrate or be used as student resource inquiry experiment, experiment at rate all It is very high.

Test 3. iron wires combustion experiment in oxygen

Experimental procedure is as follows: (1) taking a long thin wire coiled, be fixed at main bottleneck a Under rubber stopper, adjust the height of helical form thin wire, make iron wire be in bottle middle part and iron wire lower end and bottle neck c in The heart keeps horizontal；

(2) 5 manganese dioxide balls are added into bottle, protrudes into and fills in from bottle neck c using the lighter 7 with rubber stopper Tight rubber stopper injects the hydrogenperoxide steam generator that 20mL concentration is 5 ﹪ from bottle neck d；

(3) balloon is connect at bottle neck b again after examining oxygen at bottle neck b, the switch for pulling lighter 7 can light iron Silk；

(4) experiment terminates, and first clamps the spring clip at bottle neck b, then opens rubber stopper and take out the product after burning for learning Raw to observe, the balloon at bottle neck b can store oxygen, and teacher, which only needs to change iron wire, to continue to complete reality in next teaching class It tests.

Above-mentioned experiment is completed using the Multifunctional chemical experiment bottle of the present embodiment, advantage is as follows: when iron wire can be longer Between constantly burn in oxygen, to meet the curiosity of observation of students；Primary oxygen processed, can be used for multiple times, 20mL concentration is The hydrogenperoxide steam generator of 5 ﹪ can satisfy the lecture experiment of three teaching classes enough；

4. sulphur are tested to burn in oxygen

" burning of the sulphur in air and oxygen " is typical teacher's lecture experiment in junior middle school chemistry teaching material, tests energy Enough clearly show that the phenomenon that sulphur burns in air and oxygen, but there are following deficiencies for the prior art: (1) sulphur powder is in sky A certain amount of sulfur dioxide is had when lighting in gas using alcolhol burner to diffuse in air；(2) portion is also had when burning in oxygen Sulfur dioxide is divided to be diffused into air from gas collection bottle mouth position, these can all impact the health of teachers and students.Based on problem above, Improving the experiment using the Multifunctional chemical experiment bottle of the present embodiment can be to avoid the generation of problem above.Concrete operations are as follows:

(1) at using the rubber stopper sealing bottle neck c with lighter 7, a balloon is connect at bottle neck b, 5 are added into bottle Manganese dioxide ball injects the hydrogenperoxide steam generator that 20mL concentration is 5 ﹪ from bottle neck d；

(2) it is tested at bottle neck a completely, then stoppers rubber stopper, to end of reaction, the gas at bottle neck b is clamped using spring clip Ball；

(3) suitable sulphur powder is added into combustion spoon, combustion spoon is fixed under the rubber stopper at bottle neck a, height is adjusted, Flush combustion spoon and lighter 7；

(4) it opens lighter 7 and lights sulphur powder, open simultaneously spring clip, that is, sulphur powder sustained combustion in oxygen can be observed；

(5) after testing, spring clip at bottle neck b is first clamped, then by Multifunctional chemical experiment bottle traverse, then adopt respectively Extracting the gas in bottle with the syringe of the reindeer moss test solution of the liquor potassic permanganate and purple that fill a small amount of red can verify that two The part chemical property of sulfur oxide；

(6) after testing, the sodium hydroxide solution that 20mL concentration is 15 ﹪ is injected from bottle neck d and is vibrated, is fully absorbed Remaining sulfur dioxide gas.

Above-mentioned experiment can also not have to the oxygen producing in bottle, and a gas-storing bag full of oxygen is directly connect at bottle neck b i.e. It can.

The advantages of improving above-mentioned experiment using the Multifunctional chemical experiment bottle of the present embodiment is as follows: the reaction unit is by oxygen Produce and store, the lighting of sulphur powder, the burning of sulphur and vent gas treatment are incorporated into a set of closed device, simplify and tested Journey has fully demonstrated environmental protection concept；Oxygen is prepared in situ, it is easy to operate, produce that the time is short, and concentration is big, sulphur powder can be in oxygen Lasting burning generates bright bluish violet flame, meets the curiosity of observation of students；The experiment is ignited sulphur using lighter 7 Powder, method is simple to operation, overcomes sulphur and lights in air and leads to the problem of sulfur dioxide, tests more greenization；The dress Set the certain chemical property or the formation of Simulated Acid Rain that can also be used for probing into sulfur dioxide.

Test the gases such as 5. oxygen producings, carbon dioxide, hydrogen

Experimental procedure is as follows: (1) being clamped at bottle neck b, bottle neck d using spring clip, bottle body 1 is laid flat, then added from bottle neck c Enter solid medicine (such as manganese dioxide ball, marble or zinc granule), then using the rubber stopper for being inserted with separatory funnel or syringe It stoppers at bottle neck a；

(2) liquid drug (such as hydrogenperoxide steam generator, dilute hydrochloric acid) is added in separatory funnel or syringe, in bottle neck b The preparation experiment of gas can be completed in the collection device that place is connected to gas.

The instrument is mainly used for solid-liquid reaction preparing gas device, facilitates addition drug and processing useless using the set instrument Liquid, operating method is versatile and flexible, facilitates the performance of Faculty and Students' creativeness.

The related properties experiment of carbon dioxide is probed into experiment 6.

Experimental procedure is as follows: (1) grass tube of tiny balloons, bottle neck b are terminated in the rubber stopper interpolation one at bottle neck c Place connects the syringe for filling dilute hydrochloric acid；

(2) it is passed through carbon dioxide gas from bottle neck d, stoppers rubber stopper after testing at main bottleneck a completely, Sheng is connect at bottle neck d There is the syringe of sodium hydroxide solution；

(3) sodium hydroxide solution is first injected into bottle, vibrated, observe the tiny balloons expansion of the inside, reinject dilute hydrochloric acid, Oscillation observes that the tiny balloons of the inside is deflated.

The experimental phenomena is intuitive, vivid, lively, interesting, facilitates student's understanding and probes into the property in relation to carbon dioxide.Separately Outside, reacting for carbon dioxide and water is probed into if necessary, and device is same as above, and the note for filling 50mL distilled water need to be only connect at bottle neck d Emitter connects the syringe for filling reindeer moss test solution at bottle neck b；It is complete a small amount of test solution can also to be extracted from bottle neck d after the reaction At experiment.Faculty and Students can use the performance of this instrument creativeness.

Certain properties of particle are probed into experiment 7.

Experimental procedure is as follows: (1) first sealing bottle neck b, bottle neck c, the place bottle neck d, injection 5ml distilled water, and instills into bottle 2-3 drop phenolphthalein test solution vibrates, observation；

(2) it will be moistened with the cotton mass (about 3-5 rolls into a ball cotton) of phenolphthalein test solution, tied down and be hung in bottle using filament, then stoppered Rubber stopper at main bottleneck a；

(3) concentrated ammonia liquor that 0.1ml is drawn using syringe is observed from slowly injecting in bottle from bottle neck d；

(4) concentrated hydrochloric acid for being drawn 0.5ml using syringe from bottle neck b is observed, hair from slowly injecting in bottle from bottle neck b Reality, which tests bottom of bottle portion drop, has the distilled water of phenolphthalein test solution to redden, while the cotton mass for being moistened with phenolphthalein test solution is from bottom to top gradual It reddens, after injecting concentrated hydrochloric acid, bottom drop has the distilled water red of phenolphthalein test solution to disappear, while being moistened with the cotton mass of phenolphthalein test solution Red fades away.

Using the set laboratory apparatus, student is frightened away by the smell of ammonium hydroxide never again, and the experimental phenomena is obvious, experimental period Greatly shorten, interest is stronger, student can also under the guidance of teacher complete independently Experimental Research, to excite the wound of student New power has won the time for classroom Teaching Effectively, has improved students ' learning performance；The experiment can effectively save drug, symbol It closes environmentally protective, can be repeated several times use；When student is tested with this covering device, the great efforts of teacher must can be known from experience, they When encountering similar problems afterwards, preferred solution must can be found from the way of teacher, enhance the environmental protection of students Consciousness.

Test the raw cigarette of 8. Interesting Tests empty bottles

Experimental procedure is as follows: at sealing bottle neck b and bottle neck c, bottle body 1 being disposed across on bracket, keeps branch pipe upward, in main bottle It is separately connected the syringe for filling 0.1mL concentrated ammonia liquor and 0.2mL concentrated hydrochloric acid at body a, bottle neck d, then while is slowly injected in bottle, The raw cigarette phenomenon of empty bottle can be observed.

The experiment is mainly to carry out in glittering and translucent glassware, and phenomenon is obvious, is convenient for observation of students, vierics Ware can more intuitively show the beauty of chemistry, to the ninth grade student in chemistry initiation, go to pry through chemical generation with intuitive device Boundary can more meet the rule of student's cognition.

The fuel factor (heat release or heat release) of dissolution is probed into experiment 9.

Experimental procedure is as follows: (1) one grass tube of rubber stopper interpolation at main bottleneck a, conduit upper end and big gas phase Lead to, one tiny balloons of lower termination, one grass tube of rubber stopper interpolation at bottle neck c, one tiny balloons of outer termination, is sealed at bottle neck d；

(2) suitable sodium hydrate solid or ammonium nitrate solid are added into bottle, suitable distilled water is injected from bottle neck b Syringe is drawn back into original state afterwards, is vibrated, the variation of observation baloon.

The experiment is it is also possible that do: sealing main bottleneck a after suitable sodium hydrate solid or ammonium nitrate solid is first added Place, is first clamped with spring clip after the U-tube 5 that one fills red ink 6 is connect at bottle neck b, is filled the water from bottle neck d, is stoppered bottle immediately At mouth c, after oscillation, spring clip at bottle neck b is opened, observes the variation of liquid level in U-tube 5.

Experiment 10. is used as easy point floor

One bracket is made by oneself using copper wire, Multifunctional chemical experiment bottle is disposed across on bracket, makes its facing with depression 2 It is upper to can be used.

The some properties experiment of bronsted lowry acids and bases bronsted lowry is probed into experiment 11. (by taking acid-base neutralization reaction as an example)

Experimental procedure is as follows: (1) going out in bottle neck b and connect a thin U-tube 5 for filling red ink 6, be respectively adopted and be inserted with injection The rubber stopper of device stoppers at main bottleneck a, bottle neck c, seals at bottle neck d；

(2) two syringes draw the dilute hydrochloric acid that 20mL concentration is 10% and the hydroxide that 20 mL concentration are 10% respectively Sodium solution instills 3-5 drop phenolphthalein test solution in bottle in advance；

(3) sodium hydroxide solution in syringe at bottle neck c is injected into 10 mL and retracts original state into bottle, then by syringe, Then in the dilute hydrochloric acid injection bottle in syringe at main bottleneck a (dilute hydrochloric acid of 9 mL will be first injected, then is slowly injected a small amount of dilute Hydrochloric acid, until red just take off), the spring clip at bottle neck b is opened, the variation of liquid level in U-tube 5 is observed；

(4) it is then put into evaporating dish and is evaporated using the solution that syringe extracts 5mL from bottle neck d, observed.

In order to further help student to understand acid-base neutralization reaction principle, teacher can continue to inject a small amount of sodium hydroxide molten Then liquid, observation reinject dilute hydrochloric acid, guide the variation repeatedly of observation of students color.

Test 12. dry or exclusion device or gas washings or as explosion-proof bottle etc.

Experimental procedure is as follows: first sealing bottle neck c and bottle neck d, a right-angle elbow pipe is inserted at main bottleneck a and is deeply put down Bottom picks out device of air at bottle neck b.

In addition, the Multifunctional chemical experiment bottle can merge a variety of digitized instruments, by various kinds of sensors and multi-functional reality It tests bottle to connect, operate more convenient.Only slightly illustrated with two experiments below, other correlations, which improve experiment, can use for reference it Operation.

The experiment of iron nail corrosion is probed into experiment 13.

Experimental procedure is as follows: (1) connecing a right angle glass elbow at bottle neck b, and clamp bottle neck b and bottle neck d with spring clip Place；

(2) the extra-fine steel silk flosssilk wadding of a roll of wide about 6~7cm is taken, clip is about two sections of 15cm, rotating around in oxygen sensor On device and humidity sensor, it is then inserted into humidity sensor from main bottleneck a, is placed in 1 middle and upper part of bottle body, is inserted into from bottle neck c Oxygen sensor, and stopper rubber stopper；

After (3) two sensors have acquired data, right-angled glass bend pipe is put into the beaker for filling red ink, opening is stopped Water folder, is observed.

Advantage after the experiment Innovatation is as follows: can effectively be shortened when testing required on classroom using extra-fine steel silk flosssilk wadding Between, more times are won for teachers and students' education activities；It is by means of advanced sensor that classical experiment and modernization number is real It tests and is fused together, the raw observation purpose of experimental middle school is stronger, and phenomenon is obvious, can obtain the experiment conclusion of science；Using more Functional experiment bottle provides condition for the improvement of the experiment, operates relatively simple, conveniently.

In addition, if the exposure of extra-fine steel silk flosssilk wadding long period in air, is soaked before use with the dilute hydrochloric acid of 0.1mol/L It in bubble a moment, can be used after flushing.

The product of candle combustion is probed into experiment 14.

Experimental procedure is as follows: (1) taking two single hole rubber stoppers, humidity sensor and carbon dioxide sensor are inserted into respectively Wherein；

(2) combustion spoon is fixed on the rubber stopper at main bottleneck a, combustion spoon lower end is made just to contact bottom of bottle；

(3) it is protruded into bottle rapidly after lighting the candle on combustion spoon, while carbon dioxide sensor being inserted from bottle neck c Enter；

(4) after sensor data acquisition is complete, then a small amount of clarification limewash is injected from bottle neck d, vibrate, observation.

Advantage after the experiment Innovatation is as follows: the product of candle combustion is probed into using Multifunctional experiment bottle, it is easy to operate, and it is real It is obvious to test phenomenon, experiment success rate is high；By Multifunctional experiment bottle experiment can eaily carbon dioxide sensor and Humidity sensor is organically combined, is used simultaneously, while can be by straight-forward phenomenon that classmates see and collected data fusion Together, the thinking of student, deep understanding knowledge obtained are excited.

" chemistry curriculum standard " is pointed out to set in order to ensure the matter of experimental teaching, in the limited school of some teaching conditions, religion Teacher and laboratory technician answer instruction of papil that easy laboratory apparatus is made using the waste in life, find from daily necessities Alternative chemical reagent.The preferable school of condition, the work that improvement should be actively developed, innovate teacher's lecture experiment and student experimenting It is dynamic, it creates conditions and student is allowed to contact some advanced experimental instruments, make great efforts to improve showing for experiment condition and laboratory facilities Generationization is horizontal.Applicant thinks if too many substitute occurs in classroom, can arbitrarily feel to student, so that the charm of chemistry subject Desalination, is unfavorable for the culture of the rigorous chemical science attitude of enlightening stage student, can also desalinate chemical taste.Become one in chemistry Since independent subject, chemical experiment is mainly to carry out in glittering and translucent glassware, and glassware more can be intuitively Show the beauty of chemistry.Preferably student is guided to go to pry through chemistry with intuitive device the ninth grade student teacher in chemistry initiation The world can more meet the rule of student's cognition in this way.This set Multifunctional chemical experiment bottle of applicant's creation can help middle school Chemical teacher frees from cumbersome test bottle Bottle & Can tank, and can be placed in chemical experiment in glittering and translucent glassware It carries out, avoids the excessive influence for having desalinated chemical taste using life substitute.

In addition to the implementation, the utility model can also have other embodiments.It is all to use equivalent replacement or equivalent change The technical solution to be formed is changed, the protection scope of the requires of the utility model is all fallen within.

Claims (10)

1. a kind of Multifunctional chemical experiment bottle, it is characterised in that: including bottle body, several bottles are equipped on the side wall of the bottle body Mouth, the open end of the bottle neck are provided with elastic hose, and the elastic hose and bottle neck are tightly connected, in the outer wall of the bottle body It is equipped with several depressions.

2. a kind of Multifunctional chemical experiment bottle according to claim 1, it is characterised in that: the side of the bottle body by up to Under be successively arranged bottle neck b, bottle neck c and bottle neck d.

3. a kind of Multifunctional chemical experiment bottle according to claim 2, it is characterised in that: the internal diameter of the bottle neck b and bottle neck d It is identical, and the internal diameter of the bottle neck b, bottle neck d are less than the internal diameter of bottle neck c.

4. a kind of Multifunctional chemical experiment bottle according to claim 3, it is characterised in that: the upper end of the bottle body is equipped with main bottle Mouth a.

5. a kind of Multifunctional chemical experiment bottle according to claim 4, it is characterised in that: the main bottleneck a is frosted bottleneck, The bottle neck b, bottle neck c and bottle neck d are ground glass.

6. a kind of Multifunctional chemical experiment bottle according to claim 5, it is characterised in that: set in the main bottleneck a and bottle neck c It is equipped with cork cap, the through hole for inserting instrument is formed in the middle part of the cork cap.

7. a kind of Multifunctional chemical experiment bottle according to claim 5, it is characterised in that: the main bottleneck a or bottle neck b connects Connect the flat segments of U-tube.

8. a kind of Multifunctional chemical experiment bottle according to claim 5, it is characterised in that: the bottle neck c connection lighter or Sensor.

9. a kind of Multifunctional chemical experiment bottle according to claim 5, it is characterised in that: the bottle neck d connection syringe or Air inlet pipe, the air inlet pipe are connect with gas source.

10. a kind of Multifunctional chemical experiment bottle according to claim 1, it is characterised in that: set on the outer wall of the bottle body There are six the depressions from top to bottom to form a line and spacing is equal.