CN217008490U - Experiment teaching aid for simulating thermal circulation formation - Google Patents

Abstract

The utility model discloses an experiment teaching aid for simulating thermal circulation formation, which comprises two simulation cabins, a bottom plate and a vent pipe, wherein two sides of each simulation cabin, which are far away from each other, are provided with a fog inlet hole, a background plate is bonded between the rear sides of the two simulation cabins, and the upper end and the lower end of one side, which is close to each other, of the two simulation cabins are communicated through the vent pipe. Has the advantages that: the device simulates a heated area and a low-temperature area by using hot sand with higher temperature and ice blocks with lower temperature, introduces fog, observes the flow direction and the flow mode of the fog when being influenced by heating and cooling, and further intuitively observes the formation process of thermal circulation, thereby not only improving the learning interest of students, but also bringing certain help for the students to better understand and master related contents.

Description

Experiment teaching aid for simulating thermal circulation formation

Technical Field

The utility model belongs to the field of teaching molds, and particularly relates to an experiment teaching aid for simulating thermal circulation formation.

Background

In high school subjects, particularly for librarians, geography is an indispensable subject, geography learning can enable individuals to understand our planet and its system integrally, students learning geography are better prepared for understanding the problems that climate change, global warming, desertification, early Nino phenomenon, water resource problems and the like affect our planet, and people learning geography can well understand and explain the global problems occurring in countries, cultures, cities, their abdominal lands and regions inside the countries.

However, when the students learn geography, the students only learn knowledge in textbooks, which is boring, and learning interest of the students is reduced, and teachers can not combine knowledge in books with actual life when teaching the students, so that the students can not learn knowledge more intuitively and more vividly, and learning efficiency of the students can not be improved.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the problems and provide an experiment teaching aid for simulating the formation of thermal circulation.

In order to achieve the technical purpose, the utility model provides the following technical scheme:

the utility model provides an experiment teaching aid for simulating thermodynamic cycle formation, which comprises simulation cabins, a bottom plate and a vent pipe, wherein two sides of each simulation cabin, which are far away from each other, are provided with a fog inlet hole;

a sand containing basin and an ice containing basin are placed on the bottom plate, hot sand and ice blocks are respectively contained in the sand containing basin and the ice containing basin, and the two simulation cabins are respectively sleeved outside the sand containing basin and the ice containing basin in a vertically movable mode.

Preferably, the temperature of the hot sand is between 50 and 80 degrees.

Preferably, the simulation cabin and the vent pipe are formed by bonding and assembling acrylic plates.

Preferably, the background plate is made of a solid wood plate or a paperboard.

Preferably, the two mist inlet holes are respectively positioned in the upper end of one simulation cabin and the lower end of the other simulation cabin.

Preferably, one end of the drawing clapboard, which is positioned outside the vent pipe, is provided with a finger-penetrating hole.

Has the advantages that: the device simulates a heated area and a low-temperature area by using hot sand with higher temperature and ice blocks with lower temperature, and is introduced with fog, the flow direction and the flow mode when the fog is influenced by heating and cooling are observed, and the formation process of thermal circulation is further visually observed, and the device can be used in teaching of contents such as valley wind, urban microclimate, atmosphere horizontal motion, wind zone, air pressure center, monsoon and the like, so that the learning interest of students is improved, and certain help is brought to the students to better understand and master related contents.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.

FIG. 1 is a perspective view of the present invention;

FIG. 2 is a right side view of the present invention;

FIG. 3 is a schematic cross-sectional view taken along line A-A of FIG. 2;

FIG. 4 is a top view of the present invention;

fig. 5 is a schematic cross-sectional structure at B-B of fig. 4.

The reference numerals are explained below:

1. a simulation cabin; 2. a breather pipe; 3. a base plate; 4. a background plate; 5. a mist inlet; 6. drawing the partition plate; 7. hot sand; 8. filling a sand basin; 9. ice cubes; 10. and (5) placing the ice basin.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more apparent, the technical solutions of the present invention will be described in detail below. It is to be understood that the described embodiments are merely exemplary of the utility model, and not restrictive of the full scope of the utility model. All other embodiments, which can be derived by a person skilled in the art from the examples given herein without any inventive step, are within the scope of the present invention.

Referring to fig. 1-5, the utility model provides an experimental teaching aid for simulating thermal circulation formation, comprising a simulation chamber 1, a bottom plate 3 and a vent pipe 2, wherein the simulation chamber 1 is provided with two fog inlet holes 5 at the side far away from each other, a background plate 4 is bonded between the back sides of the two simulation chambers 1, the upper and lower ends of the side near to each other of the two simulation chambers 1 are communicated through the vent pipe 2, a pull baffle plate 6 for separating the vent pipe 2 is movably penetrated between the back side of the vent pipe 2 and the background plate 4, the simulation chamber 1 and the vent pipe 2 are bonded and assembled by acrylic plates, fog flow can be directly observed through the transparent acrylic plates, the background plate 4 is made of solid wood plates or paper plates, the two fog inlet holes 5 are respectively positioned in the upper end of one simulation chamber 1 and the lower end of the other simulation chamber 1, and can ensure that fog can not be all positioned at a high position or a low position when inputting fog, the uniformity of the input mist is ensured, and a finger penetrating hole is formed in one end of the drawing clapboard 6, which is positioned outside the vent pipe 2, so that the drawing clapboard 6 can be conveniently drawn out;

a sand containing basin 8 and an ice containing basin 10 are placed on a bottom plate 3, hot sand 7 and ice cubes 9 are respectively arranged in the sand containing basin 8 and the ice containing basin 10, the two simulation cabins 1 are respectively sleeved outside the sand containing basin 8 and the ice containing basin 10 in a vertically movable mode, the two simulation cabins 1 simulate a high-temperature area and a low-temperature area through the high-temperature hot sand 7 and the low-temperature ice cubes 9, fog circulates between the two simulation cabins 1 through two high-low ventilating pipes 2 to simulate the formation and the form of thermal circulation, and the temperature of the hot sand 7 is 50-80 degrees.

By adopting the structure, when the device is used, heated hot sand 7 is placed into the sand containing basin 8, ice cubes 9 are placed into the ice containing basin 10, the sand containing basin 8 and the ice containing basin 10 are placed on the bottom plate 3, then the simulation cabins 1 are covered downwards, the two simulation cabins 1 are respectively sleeved outside the sand containing basin 8 and the ice containing basin 10, smoke is introduced into the two simulation cabins 1 through the smoke inlet holes 5, the drawing and pulling partition plate 6 is inserted, then the simulation cabins stand for 1 minute, the drawing and pulling partition plate 6 is pulled backwards, the temperature in the two simulation cabins 1 is different due to the difference of the self temperature of the hot sand 7 and the ice cubes 9, the smoke flows between the two simulation cabins 1 through the upper vent pipe 2 and the lower vent pipe 2, and students can clearly and visually observe the flow direction and the flow mode of the smoke, and further learn the knowledge of thermodynamic circulation.

The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and equivalent alternatives or modifications according to the technical solution of the present invention and the inventive concept thereof should be covered by the scope of the present invention.

Claims (6)

1. An experiment teaching aid for simulating thermal circulation formation is characterized in that: the simulation cabin comprises simulation cabins (1), a bottom plate (3) and vent pipes (2), wherein two sides, far away from each other, of each simulation cabin (1) are provided with a fog inlet hole (5), a background plate (4) is bonded between the rear sides of the two simulation cabins (1), the upper end and the lower end of one side, close to each other, of each simulation cabin (1) are communicated through the vent pipes (2), and a drawing partition plate (6) for separating the vent pipes (2) movably penetrates between the rear side of each vent pipe (2) and the background plate (4);

the sand containing basin (8) and the ice containing basin (10) are placed on the bottom plate (3), hot sand (7) and ice blocks (9) are respectively arranged in the sand containing basin (8) and the ice containing basin (10), and the two simulation cabins (1) are respectively movably sleeved outside the sand containing basin (8) and the ice containing basin (10) from top to bottom.

2. An experimental teaching aid for simulating the formation of thermal circulation as claimed in claim 1, wherein: the temperature of the hot sand (7) is between 50 and 80 degrees.

3. An experimental teaching aid for simulating the formation of thermal circulation as claimed in claim 1, wherein: the simulation cabin (1) and the vent pipe (2) are formed by bonding and assembling acrylic plates.

4. An experimental teaching aid for simulating the formation of thermal circulation as claimed in claim 1, wherein: the background plate (4) is made of a solid wood plate or a paperboard.

5. An experiment teaching aid for simulating thermal circulation formation as claimed in claim 1, wherein: the two fog inlet holes (5) are respectively positioned in the upper end of one simulation cabin (1) and the lower end of the other simulation cabin (1).

6. An experimental teaching aid for simulating the formation of thermal circulation as claimed in claim 1, wherein: one end of the drawing clapboard (6) which is positioned outside the vent pipe (2) is provided with a finger-penetrating hole.

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