CN210324817U

CN210324817U - Novel integrated carbon dioxide experiment device

Info

Publication number: CN210324817U
Application number: CN201921125020.6U
Authority: CN
Inventors: 乔琳; 高志鹏
Original assignee: Individual
Current assignee: Individual
Priority date: 2019-07-18
Filing date: 2019-07-18
Publication date: 2020-04-14
Anticipated expiration: 2029-07-18

Abstract

The utility model discloses a novel integration carbon dioxide experiment device, including transparent box body, the inside of transparent box body is provided with the ya keli baffle, the side of transparent box body is provided with plastic faucet respectively, annotates liquid pipe, sealed lid and spout, the surface of annotating the liquid pipe is provided with the stagnant water and presss from both sides, the inside joint of spout has experimental mechanism, experimental mechanism includes ladder candle experimental mechanism and nature experimental mechanism. This novel integration carbon dioxide experimental apparatus through setting up glass pipe and joint pipe, makes the air current can communicate between transparent box body and the ladder candle experimental mechanism, through setting up three-way valve, glass pipe and glass bottle, by the gaseous flow direction of three-way valve control carbon dioxide, is convenient for accomplish ladder candle respectively or simultaneously and extinguishes, clarification lime wash becomes muddy and purple litmus solution experiment that discolours to make this novel integration carbon dioxide experimental apparatus have the effect that makes the carbon dioxide experiment integration.

Description

Novel integrated carbon dioxide experiment device

Technical Field

The utility model relates to a chemistry teaching aid technical field specifically is a novel integration carbon dioxide experiment device.

Background

The "compulsory education chemistry course standard (2011 edition)" requires teaching in this lesson: the main properties of carbon dioxide can be illustrated in connection with the examples. The nature of the carbon dioxide is summarized according to experiments, which is a content that students must master, and the learning of the carbon dioxide is beneficial to master the general method of learning elements and compounds, and lays a foundation for learning acid, alkali and salt knowledge in the future. The carbon dioxide has wide application in production and life, has important influence on the development of environment and human, has practical significance in research, and embodies the social application value of chemical courses.

Therefore, in the current science yue edition textbook, 4 related experiments are designed, which are respectively as follows: experiments 5-5 (ladder candle experiments), experiments 5-6 (carbon dioxide reacted with purple litmus solution), experiments 5-7 (carbon dioxide reacted with clear lime water), and experiments 5-8 (laboratory preparation and testing of carbon dioxide). The carbon dioxide in the teaching material has more property inspection experiments, complex assembly of experiment devices, complex operation, large early preparation workload, needs to prepare a plurality of bottles of gas in advance, wastes medicines and does not conform to the concept of green chemistry; in the operation process of the ladder-shaped candle experiment, the experiment fails due to insufficient purity of carbon dioxide, improper pouring position and too fast pouring speed, so that an experimental device with higher integration level and easier operation is needed.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a novel integration carbon dioxide experiment device to solve the problem that proposes in the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a novel integration carbon dioxide experiment device, includes transparent box body, the inside of transparent box body is provided with the ya keli baffle, the side of transparent box body is provided with plastic faucet respectively, annotates liquid pipe, sealed lid and spout, the surface of annotating the liquid pipe is provided with the stagnant water and presss from both sides, it has the syringe to annotate the left end grafting of liquid pipe, the inside joint of spout has experimental mechanism, experimental mechanism includes ladder candle experimental mechanism and nature experimental mechanism.

Preferably, the upper surface joint of ladder candle experimental mechanism has the lid, the fixed ladder of interior diapire fixedly connected with of ladder candle experimental mechanism, the side of ladder candle experimental mechanism is provided with the joint pipe.

Preferably, the property experiment mechanism comprises a glass tube clamped on the side face of the transparent box body, a three-way valve is fixedly connected to the left end of the glass tube, a hose is fixedly connected to the lower surface of the three-way valve, the surface of the hose is inserted into a glass bottle, and purple litmus solution and clarified limewater are respectively placed in the glass bottle.

Preferably, the inside threaded connection of sealed lid has the inlet pipe, the top of inlet pipe is provided with the ya keli baffle, the yakeli baffle set up a plurality of diameters and be less than the through-hole of marble granule.

Preferably, the fixed ladder is provided with two steps, the side face of the fixed ladder is fixedly connected with a baffle, the upper surfaces of the two steps of the fixed ladder are fixedly connected with placing grooves, and the candles can be placed conveniently through the diameters of the placing grooves.

Preferably, one end of the glass tube is provided with a raised edge convenient for clamping, and the other end of the glass tube is provided with a joint convenient for clamping with the clamping tube.

Advantageous effects

The utility model provides a novel integration carbon dioxide experiment device possesses following beneficial effect:

1. this novel integration carbon dioxide experimental apparatus, through setting up sealed lid, the syringe with annotate the liquid pipe, open sealed lid and put into marble granule and inject into dilute hydrochloric acid through annotating the liquid pipe by the syringe and produce carbon dioxide in order to take place chemical reaction, through setting up sealed lid and stagnant water clamp, make transparent box body sealed, through setting up transparent box body and ya keli baffle, invert transparent box body and make marble granule and dilute hydrochloric acid separation through the ya keli baffle, the marble stagnation of being convenient for makes the reaction stop immediately with dilute hydrochloric acid separation on the ya keli baffle, thereby make this novel integration carbon dioxide experimental apparatus can be simply controllable more.

2. This novel integration carbon dioxide experimental apparatus, through setting up transparent box body, the spout, ladder candle experimental mechanism, make ladder candle experimental mechanism joint on the spout of transparent box body, through setting up glass pipe and joint pipe, make the air current can communicate between transparent box body and the ladder candle experimental mechanism, through setting up the three-way valve, glass pipe and glass bottle, by the gaseous flow direction of three-way valve control carbon dioxide, be convenient for accomplish ladder candle respectively or simultaneously and extinguish, the clarification lime wash becomes muddy and purple litmus solution experiment that discolours, thereby make this novel integration carbon dioxide experimental apparatus have the effect that makes carbon dioxide experiment integration.

Drawings

FIG. 1 is a schematic view of the combined front cut structure of the present invention;

FIG. 2 is a schematic view of the front section structure of the utility model;

FIG. 3 is a schematic view of the inverted and front cut structure of the transparent box body of the present invention;

fig. 4 is a schematic view of the top view structure of the present invention.

In the figure: the device comprises a transparent box body 1, an acrylic partition plate 2, a plastic faucet 3, a liquid injection pipe 4, a sealing cover 5, a sliding chute 6, a water stop clip 7, an injector 8, a stepped candle experiment mechanism 9, a cover 10, a fixed step 11, a clamping pipe 12, a glass pipe 13, a three-way valve 14 and a glass bottle 15.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-4, the present invention provides a technical solution: the utility model provides a novel integration carbon dioxide experiment device, includes transparent box body 1, its characterized in that: transparent box body 1's inside is provided with ya keli baffle 2, transparent box body 1's side is provided with plastic faucet 3 respectively, annotate liquid pipe 4, sealed lid 5 and spout 6, the inside threaded connection of sealed lid 5 has the inlet pipe, the top of inlet pipe is provided with ya keli baffle 2, yakeli baffle 2 set up the through-hole that a plurality of diameters are less than the marble granule, the surface of annotating liquid pipe 4 is provided with stagnant water and presss from both sides 7, the left end of annotating liquid pipe 4 is pegged graft and is had syringe 8, the inside joint of spout 6 has experimental mechanism, experimental mechanism includes ladder candle experimental mechanism 9 and nature experimental mechanism.

Through setting up sealed lid 5, syringe 8 and notes liquid pipe 4, open sealed lid 5 and put into marble granule and inject dilute hydrochloric acid through annotating liquid pipe 4 by syringe 8 and produce carbon dioxide in order to take place chemical reaction, through setting up sealed lid 5 and stagnant water clamp 7, make transparent box body 1 sealed, through setting up transparent box body 1 and ya keli baffle 2, invert transparent box body 1 and make marble granule and dilute hydrochloric acid separation through ya keli baffle 2, it makes the reaction stop immediately with dilute hydrochloric acid separation on ya keli baffle 2 to be convenient for the marble to stagnate, thereby make this novel integration carbon dioxide experimental apparatus can be simple and easy controllable more.

The upper surface joint of ladder candle experimental mechanism 9 has lid 10, and the fixed ladder 11 of interior diapire fixedly connected with of ladder candle experimental mechanism 9, fixed ladder 11 design have two steps, and the side fixedly connected with baffle of fixed ladder 11, the equal fixedly connected with standing groove in two step upper surfaces of fixed ladder 11, the candle is convenient for place to the diameter of standing groove, and the side of ladder candle experimental mechanism 9 is provided with joint pipe 12.

Property experiment mechanism includes the joint at the glass pipe 13 of transparent box body 1 side, the one end design of glass pipe 13 has the protruding edge of the joint of being convenient for, the other end design of glass pipe 13 have be convenient for with the joint of joint pipe 12 joint, the left end fixedly connected with three-way valve 14 of glass pipe 13, the lower fixed surface of three-way valve 14 connects the hose, the surface of hose is pegged graft in the inside of glass bottle 15, purple litmus solution and clarification lime water have been placed respectively to the inside of glass bottle 15.

Through setting up transparent box body 1, spout 6, ladder candle experimental mechanism 9, make 9 joints of ladder candle experimental mechanism on the spout 6 of transparent box body, through setting up glass pipe 13 and joint pipe 12, make the air current can communicate between transparent box body 1 and the ladder candle experimental mechanism 9, through setting up three-way valve 14, glass pipe 13 and glass bottle 15, by 14 control carbon dioxide gas's of three-way valve flow direction, be convenient for accomplish the ladder candle respectively or simultaneously and extinguish, the clarification lime wash becomes muddy and purple litmus solution experiment that discolours, thereby make this novel integration carbon dioxide experimental apparatus have the effect that makes the carbon dioxide experiment integration.

The working principle is as follows: when the novel integrated carbon dioxide experimental device is used, the glass tube 13 is stretched into water by screwing the sealing cover 5 and clamping the water stop clamp 7 and opening one of the air outlets of the three-way valve 14, both hands are tightly attached to the outer wall of the transparent box body 1, bubbles can be observed to emerge, the device is proved to have good air tightness, then marble particles are placed in the sealing cover 5 and dilute hydrochloric acid is injected into the liquid injection tube 4 to generate carbon dioxide gas, the preparation process of the carbon dioxide gas is reflected conveniently, the trend of the carbon dioxide is controlled by the three-way valve 14, when the carbon dioxide flows into the glass bottle 15, the carbon dioxide gas can respectively react with purple litmus solution and clarified lime water in the glass bottle 15 to display the property of the carbon dioxide, then the carbon dioxide enters the bottom of the ladder candle experimental mechanism 9 along the clamping tube 12, in the continuous accumulation process, the burning candles are sequentially extinguished, the phenomenon that the candles are not easy to extinguish or the extinguishing sequence is not correct due to improper experimental operation is avoided. The student can think about pouring water to in the basin to understand and empty the carbon dioxide like pouring water, and then understand the nature that carbon dioxide density is greater than the air, thereby make this novel integrated carbon dioxide experimental apparatus have simple and easy controllable, effect directly perceived and the effect of experiment flow integration.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a novel integration carbon dioxide experiment device, includes transparent box body (1), its characterized in that: the inside of transparent box body (1) is provided with ya keli baffle (2), the side of transparent box body (1) is provided with plastic faucet (3) respectively, annotates liquid pipe (4), sealed lid (5) and spout (6), the surface of annotating liquid pipe (4) is provided with stagnant water and presss from both sides (7), it has syringe (8) to annotate the left end grafting of liquid pipe (4), the inside joint of spout (6) has experimental mechanism, experimental mechanism includes ladder candle experimental mechanism (9) and nature experimental mechanism.

2. The novel integrated carbon dioxide experimental device of claim 1, which is characterized in that: the upper surface joint of ladder candle experimental mechanism (9) has lid (10), the fixed ladder (11) of interior diapire fixedly connected with of ladder candle experimental mechanism (9), the side of ladder candle experimental mechanism (9) is provided with joint pipe (12).

3. The novel integrated carbon dioxide experimental device of claim 1, which is characterized in that: the property experiment mechanism comprises a glass tube (13) clamped on the side face of the transparent box body (1), a three-way valve (14) is fixedly connected to the left end of the glass tube (13), a hose is fixedly connected to the lower surface of the three-way valve (14), the surface of the hose is connected to the inside of a glass bottle (15) in an inserting mode, and purple litmus solution and clarified limewater are respectively placed inside the glass bottle (15).

4. The novel integrated carbon dioxide experimental device of claim 1, which is characterized in that: the inside threaded connection of sealed lid (5) has the inlet pipe, the top of inlet pipe is provided with ya keli baffle (2), the through-hole that sets up a plurality of diameters and be less than the marble granule of ya keli baffle (2).

5. The novel integrated carbon dioxide experimental device of claim 2, which is characterized in that: the candle holder is characterized in that the fixed ladder (11) is provided with two steps, a baffle is fixedly connected to the side face of the fixed ladder (11), standing grooves are fixedly connected to the upper surfaces of the two steps of the fixed ladder (11), and candles can be placed conveniently through the diameters of the standing grooves.

6. The novel integrated carbon dioxide experimental device of claim 3, which is characterized in that: the one end design of glass pipe (13) has the protruding edge of the joint of being convenient for, the other end design of glass pipe (13) has the joint of being convenient for with joint pipe (12) joint.