CN210045213U - Gas generating device for chemistry teaching experiments - Google Patents

Abstract

The utility model discloses a gas generating device for chemistry teaching experiments, including bottle and bottle plug, the surface printing of bottle has the scale mark, the lateral wall of bottle is equipped with the air duct, the surface of air duct is equipped with the valve of rotation connection, the air duct be linked together with the bottle, the inside fixedly connected with toper baffle of bottle, the bottom fixedly connected with support column of toper baffle, the bottom and the bottom of the bottle fixed connection of support column, the top of bottle is equipped with the bottle plug, the inside of bottle plug is equipped with the cavity, the center fixedly connected with shunt of department of cavity, the edge fixedly connected with drainage tube of shunt. The utility model discloses inside in the bottle is equipped with the toper baffle, is convenient for on the one hand make the more even solution with the bottle of drippage carry out chemical reaction, and on the other hand avoids chemical reaction fiercely and leads to the solution spill, improves the convenience and the security of experiment operation.

Description

Gas generating device for chemistry teaching experiments

Technical Field

The utility model relates to an experimental apparatus technical field specifically is a gas generator for chemistry teaching experiments.

Background

Along with the development of society, student's education receives more and more attention, and the student can be along with the teaching of hands-on experiment in the study, improves student's learning efficiency, and the physics and chemistry experiment is the most common experimental operation in student's study, makes the student more thorough to the study of books knowledge.

At present, experimental instruments used in schools are simple, when a gas generation experiment is carried out, common reagent bottles or test tubes are mostly used for carrying out the experiment, a solution needs to be stirred in the reaction process, the operation is not convenient enough, and when the chemical reaction is violent, liquid is easy to spill; in the gas generation experiment, an operator cannot find gas blockage in time, so that safety accidents can occur easily, and the safety is insufficient. For this reason, a new technical solution needs to be designed for solution.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a gas generating device for chemistry teaching experiments, inside in the bottle is equipped with the toper baffle, is convenient for on the one hand make the more even solution with the bottle of drippage carry out chemical reaction, and on the other hand avoids chemical reaction fiercely and leads to the solution spill, improves the convenience and the security of experiment operation.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a gas generating device for chemistry teaching experiments, includes bottle and bottle plug, the surface printing of bottle has the scale mark, the lateral wall of bottle is equipped with the air duct, the surface of air duct is equipped with the valve of rotation connection, the air duct be linked together with the bottle, the inside fixedly connected with toper baffle of bottle, the bottom fixedly connected with support column of toper baffle, the bottom and the bottom of bottle fixed connection of support column, the top of bottle is equipped with the bottle plug, the inside of bottle plug is equipped with the cavity, the fixedly connected with shunt is located at the center of cavity, the edge fixedly connected with drainage tube of shunt, the drainage tube is the slope form and is linked together with the shunt.

As an improvement of the technical proposal, the diameter of the conical baffle is smaller than that of the inner wall of the bottle body, and the conical baffle is positioned at one third of the height of the bottle body.

As an improvement of the technical scheme, the bottom of the bottle stopper is provided with a liquid outlet, the liquid outlet is communicated with the flow divider and is positioned right above the conical baffle, and the center of the liquid outlet and the center of the conical baffle are positioned on the same straight line.

As an improvement of the technical scheme, the side wall of the bottle plug is provided with a sealing ring, and the sealing ring is in contact connection with the inner wall of the bottle body.

As an improvement of the technical scheme, the surface of the bottle stopper is fixedly connected with a funnel, and the funnel is communicated with the cavity.

Compared with the prior art, the beneficial effects of the utility model are as follows:

1. the utility model discloses inside in the bottle is equipped with the toper baffle, is convenient for on the one hand make the more even solution with the bottle of drippage carry out chemical reaction, and on the other hand avoids chemical reaction fiercely and leads to the solution spill, improves the convenience and the security of experiment operation.

2. The utility model discloses be equipped with the shunt of taking the slope drainage tube in the bottle plug to use in cooperating with the cavity, be convenient for on the one hand seal the bottle all the time when adding solution, the gas escape in the bottle, on the other hand in time reacts the open mode of control valve, improves the security of experimental operation.

Drawings

FIG. 1 is a schematic side view of a gas generator for chemical teaching experiments according to the present invention;

fig. 2 is a schematic view of the cross-sectional structure of the bottle stopper of the present invention.

In the figure: the bottle comprises a bottle body-1, a bottle stopper-2, a scale mark-3, an air duct-4, a valve-5, a conical baffle-6, a support column-7, a cavity-8, a flow divider-9, a drainage tube-10, a liquid outlet-11, a sealing ring-12 and a funnel-13.

Detailed Description

The technical solution in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention.

Please refer to fig. 1-2, the present invention provides a technical solution: a gas generating device for chemistry teaching experiments comprises a bottle body 1 and a bottle stopper 2, wherein scale marks 3 are printed on the surface of the bottle body 1, a gas guide tube 4 is arranged on the side wall of the bottle body 1, a valve 5 connected in a rotating manner is arranged on the surface of the gas guide tube 4, the gas guide tube 4 is communicated with the bottle body 1, a conical baffle 6 is fixedly connected inside the bottle body 1, a support column 7 is fixedly connected to the bottom of the conical baffle 6, the bottom of the support column 7 is fixedly connected with the bottom of the bottle body 1, the bottle stopper 2 is arranged at the top of the bottle body 1, a cavity 8 is arranged inside the bottle stopper 2, a flow divider 9 is fixedly connected to the center of the cavity 8, a drainage tube 10 is fixedly connected to the edge of the flow divider 9, the drainage tube 10 is inclined and communicated with the flow divider 9, and the flow divider 9, and use in cooperating with cavity 8, be convenient for seal bottle 1 all the time when adding solution on the one hand, the gas escape in the bottle 1, on the other hand in time reacts the open mode of valve 5, improves the security of experimental operation.

Further improved, as shown in fig. 1: the diameter of toper baffle 6 is less than the diameter of 1 inner wall of bottle, the one-third department that is located 1 height of bottle of toper baffle 6 is equipped with toper baffle 6 through the one-third department at 1 height of bottle, conveniently makes liquid fully to dispersion on every side when dripping, improves the homogeneity that liquid mixes, can restrict the volume of liquid in the bottle 1 again simultaneously, avoids adding too much solution and lead to the potential safety hazard in bottle 1.

Further improved, as shown in fig. 1: 2 bottoms of bottle plug are equipped with liquid outlet 11, liquid outlet 11 is linked together and is located conical baffle 6 with shunt 9 directly over, the center of liquid outlet 11 is in same straight line with conical baffle 6's center, and through the center collineation that makes liquid outlet 11 and conical baffle 6, the convenient tip department that makes the solution drop fall behind with conical baffle 6 contacts, and the convenience is with solution homodisperse.

Further improved, as shown in fig. 1: the lateral wall of bottle plug 2 is equipped with sealing washer 12, sealing washer 12 is connected with the inner wall contact of bottle 1, through being equipped with sealing washer 12 at the lateral wall of bottle plug 2, improves the leakproofness that bottle plug 2 and bottle 1 are connected, avoids gaseous the escape.

Further improved, as shown in fig. 1: the surface fixed connection of bottle plug 2 has funnel 13, funnel 13 is linked together with cavity 8, is equipped with the funnel 13 that is linked together with cavity 8 through the surface at bottle plug 2, conveniently adds solution to in the cavity 8.

The utility model discloses a bottle-1, bottle stopper-2, scale mark-3, air duct-4, valve-5, conical baffle-6, support column-7, cavity-8, shunt-9, drainage tube-10, liquid outlet-11, sealing washer-12, funnel-13, the part is the general standard component or the part that technical staff in the field knows, its structure and principle all can learn through the technical manual or learn through conventional experimental method, the utility model discloses an inside in bottle 1 is equipped with conical baffle 6, is convenient for on the one hand make the solution that drips more even carry out chemical reaction with the solution in bottle 1, and on the other hand avoids chemical reaction fiercely and leads to solution to go out, improves the convenience and the security of experimental operation.

When the utility model is used, the bottle stopper 2 is taken down, a proper amount of solution is added into the bottle body 1, then the bottle stopper 2 is tightly plugged, the solution of catalytic reaction is added into the funnel 13 at the top of the bottle stopper 2, the gas-guide tube 4 at the side wall of the bottle body 1 is connected with a gas collecting device, and the valve 5 is opened, the solution is continuously added into the funnel 13, when the height of the solution in the cavity 8 is larger than that of the flow divider 9, the solution drops downwards along the liquid outlet 11, when the solution drops on the top end of the conical baffle 6, the solution slides along the surface of the conical baffle 6 to the periphery, the uniformity of solution mixing is improved, the reaction speed is improved, the gas is generated along with the reaction process, when the valve 5 at the position of the air duct 4 is not opened, air enters the cavity 8 along the liquid outlet 11 and bubbles are generated at the lower end of the drainage tube 10, so that operators can find the air conveniently and timely, and potential safety hazards caused by generation of a large amount of air are avoided.

The product protected by the scheme is put into practical production and application at present, and particularly, the application of the product on an experimental instrument is successful to a certain extent, so that the technical scheme of the product is obviously proved to be beneficial, meets social requirements, and is suitable for batch production and popularization and use.

The basic principles and the main features of the invention and the advantages of the invention have been shown and described above, it will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, but that the invention may be embodied in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.

Claims (5)

1. The utility model provides a chemistry teaching is experimental with gas generating device, includes bottle (1) and bottle plug (2), its characterized in that: the surface of the bottle body (1) is printed with scale marks (3), the side wall of the bottle body (1) is provided with an air duct (4), the surface of the air duct (4) is provided with a valve (5) which is connected in a rotating way, the air duct (4) is communicated with the bottle body (1), a conical baffle (6) is fixedly connected inside the bottle body (1), a supporting column (7) is fixedly connected at the bottom of the conical baffle (6), the bottom of the supporting column (7) is fixedly connected with the bottom of the bottle body (1), the top of the bottle body (1) is provided with a bottle stopper (2), a cavity (8) is arranged inside the bottle stopper (2), a flow divider (9) is fixedly connected at the center of the cavity (8), the edge of the flow divider (9) is fixedly connected with a drainage tube (10), and the drainage tube (10) is inclined and communicated with the flow divider (9).

2. The gas generator for chemical teaching experiments as claimed in claim 1, wherein: the diameter of the conical baffle (6) is smaller than that of the inner wall of the bottle body (1), and the conical baffle (6) is positioned at one third of the height of the bottle body (1).

3. The gas generator for chemical teaching experiments as claimed in claim 1, wherein: the bottle stopper (2) bottom is equipped with liquid outlet (11), liquid outlet (11) are linked together and are located conical baffle (6) directly over with shunt (9), the center of liquid outlet (11) and conical baffle (6) the center is in same straight line.

4. The gas generator for chemical teaching experiments as claimed in claim 3, wherein: the side wall of the bottle stopper (2) is provided with a sealing ring (12), and the sealing ring (12) is in contact connection with the inner wall of the bottle body (1).

5. The gas generator for chemical teaching experiments as claimed in claim 4, wherein: the surface of the bottle stopper (2) is fixedly connected with a funnel (13), and the funnel (13) is communicated with the cavity (8).

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