CN211181423U

CN211181423U - Device for demonstrating process of geographic water-vapor circulation

Info

Publication number: CN211181423U
Application number: CN202020200934.0U
Authority: CN
Inventors: 晏竹
Original assignee: 晏竹
Current assignee: Urban Vocational College of Sichuan
Priority date: 2020-02-24
Filing date: 2020-02-24
Publication date: 2020-08-04
Anticipated expiration: 2030-02-24

Abstract

The utility model discloses a demonstration device for the circulation process of geographic water vapor, which comprises a base, a fixed column and a demonstration platform, wherein heating plates are fixedly arranged on the inner walls of two sides of a water tank, a plurality of water seepage holes are uniformly arranged on the top end of the demonstration platform, a condensing plate is fixedly arranged on the top end inside a gas collection box, a plurality of water outlet holes are uniformly arranged on the bottom end inside the gas collection box, and the air inlet end of an air pump is fixedly communicated with the middle part of the top end of a gas collection cover through a gas transmission pipeline. And cavity and basin intercommunication can embody the steam circulation directly perceived, easily student understands, and then effectively improve the practicality of demonstration teaching aid.

Description

Device for demonstrating process of geographic water-vapor circulation

Technical Field

The utility model relates to a demonstration teaching aid, in particular to geographic water vapor cycle process presentation device.

Background

Geography is the discipline of studying various natural and anthropological phenomena in the geographic environment of the earth's surface, and their interrelationships. Geography is a comprehensive basic discipline.

The existing steam circulation demonstration teaching aid for geography teaching is a fixed model, and cannot visually reflect the steam circulation, so that students cannot easily understand the steam circulation, and the practicability of the demonstration teaching aid is reduced; the steam circulation demonstration teaching aid for geography teaching has the advantages that the height cannot be adjusted, and the demonstration teaching aid is inconvenient to use.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a geographical water vapor cycle process presentation device to current for the geography teaching that the teaching aid of providing in solving above-mentioned background art can't embody water vapor cycle's problem directly perceived.

In order to achieve the above object, the utility model provides a following technical scheme: a demonstration device for a geographical water vapor circulation process comprises a base, a fixed column and a demonstration platform, wherein the fixed column is fixedly arranged in the middle of the top end of the base, a groove is formed in the middle of the top end of the fixed column, an electric hydraulic rod is fixedly arranged at the bottom end of the groove, the top end of the electric hydraulic rod is fixedly connected with the middle of the bottom end of the demonstration platform, a mountain model is placed on one side of the top end of the demonstration platform, a water tank is formed in the other side of the top end of the demonstration platform, heating plates are fixedly arranged on the inner walls of the two sides of the water tank, a plurality of water seepage holes are uniformly formed in the top end of the demonstration platform, a cavity is formed in the bottom of the demonstration platform, the interior of the cavity is respectively fixedly communicated with the bottom ends of the water seepage holes and the bottom end of the water tank, one side of the demonstration platform is hinged with one side of the, the gas collecting device is characterized in that a condensing plate is fixedly arranged at the top end inside the gas collecting box, a plurality of water outlet holes are uniformly formed in the bottom end inside the gas collecting box, one side of the gas collecting box is connected with the air outlet end of the air pump in an inserting mode, the air inlet end of the air pump is fixedly communicated with the middle of the top end of the gas collecting cover through a gas transmission pipeline, the gas collecting cover is arranged at the bottom of the inner wall of one side of the protective cover, and the position of the gas collecting cover and the position of the water tank.

As an optimized technical scheme of the utility model, four corners of base bottom are all fixed and are equipped with the universal wheel.

As an optimal technical scheme of the utility model, demonstration platform and safety cover are made by transparent epoxy material.

As an optimized technical scheme of the utility model, one side of demonstration platform is fixed and is equipped with the data plate.

As a preferred technical scheme of the utility model, the fixed battery that is equipped with in bottom of recess, fixed hot plate switch and the electronic hydraulic stem switch of being equipped with in one side of demonstration platform, two hot plate and electronic hydraulic stem are respectively through hot plate switch and electronic hydraulic stem switch and battery electric connection.

Compared with the prior art, the beneficial effects of the utility model are that: the utility model relates to a geographical steam circulation process presentation device, this demonstration teaching aid evaporates the water in the basin through the hot plate, and then passes through air extractor and gas collecting hood with vapor transmission to in the gas collecting box, the condensation plate in the gas collecting box condenses vapor again, the water that the condensation produced falls to the massif model through the apopore again, partly water on the massif model flows into the basin, and another partly water permeates the cavity through the infiltration hole, and the cavity communicates with the basin, can embody the steam circulation directly perceived, easy student understands, and then effectively improve the practicality of demonstration teaching aid; the height of this demonstration teaching aid through the adjustable demonstration platform of electronic hydraulic stem for this demonstration teaching aid convenient to use.

Drawings

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

FIG. 2 is a schematic structural view of the demonstration table of the present invention;

fig. 3 is a schematic structural view of the protective cover of the present invention;

fig. 4 is a schematic structural view of the fixing column of the present invention.

In the figure: 1. a base; 2. a universal wheel; 3. fixing a column; 4. a demonstration table; 5. a mountain model; 6. a cavity; 7. a nameplate; 8. a protective cover; 9. a gas collection box; 10. a gas-collecting hood; 11. a water seepage hole; 12. a water tank; 13. heating plates; 14. a condensing plate; 15. a water outlet hole; 16. an air extractor; 17. a groove; 18. an electro-hydraulic lever; 19. and (4) a storage battery.

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 utility model provides a device for demonstrating the process of circulation of geographic water vapor, which comprises a base 1, a fixed column 3 and a demonstration table 4, wherein the fixed column 3 is fixedly arranged at the middle part of the top end of the base 1, a groove 17 is arranged at the middle part of the top end of the fixed column 3, an electric hydraulic rod 18 is fixedly arranged at the bottom end of the groove 17, the top end of the electric hydraulic rod 18 is fixedly connected with the middle part of the bottom end of the demonstration table 4, a mountain model 5 is placed at one side of the top end of the demonstration table 4, a water tank 12 is arranged at the other side of the top end of the demonstration table 4, heating plates 13 are fixedly arranged on the inner walls at the two sides of the water tank 12, a plurality of water seepage holes 11 are uniformly arranged at the top end of the demonstration table 4, a cavity 6 is arranged at the bottom of the demonstration table 4, the interior, one side on 8 tops of safety cover is fixed and is equipped with gas collection box 9, and the position one-to-one setting of position and massif model 5 of gas collection box 9, the fixed condensing panel 14 that is equipped with in the inside top of gas collection box 9, a plurality of apopores 15 have evenly been seted up to the inside bottom of gas collection box 9, one side of gas collection box 9 alternates with the end of giving vent to anger of air extractor 16 and is connected, the inlet end of air extractor 16 passes through the fixed intercommunication in middle part on gas transmission pipeline and gas collecting channel 10 top, gas collecting channel 10 sets up the bottom at 8 one side inner walls of safety cover, and the position one-to-one setting of position and basin 12 of gas.

Preferably, the universal wheels 2 are fixedly arranged on four corners of the bottom end of the base 1, so that the teaching aid is convenient to move; the demonstration table 4 and the protective cover 8 are both made of transparent epoxy resin materials, so that the circulation conditions inside the demonstration table 4 and the protective cover 8 can be clearly observed; a nameplate 7 is fixedly arranged on one side of the demonstration table 4, so that a user can conveniently know the specific information of the teaching aid; the fixed battery 19 that is equipped with in bottom of recess 17, the fixed hot plate switch and the electronic hydraulic stem switch of being equipped with in one side of demonstration platform 4, two hot plates 13 and electronic hydraulic stem 18 are respectively through hot plate switch and electronic hydraulic stem switch and battery 19 electric connection.

When the device is used, the demonstration teaching aid is moved to a preset teaching place through the universal wheel 2, the height of the demonstration table 4 is adjusted according to the sight angle of a student, the electric hydraulic rod switch is turned on, the electric hydraulic rod 18 lifts the demonstration table 4 to adjust the height of the demonstration table 4, the demonstration teaching aid is convenient to use, after the height of the demonstration table 4 is adjusted, the heating plate switch and the air extractor switch are turned on, the heating plate 13 heats water in the water tank 12, the water vapor generated by heating enters the gas collecting box 9 through the air extractor 16 and the gas collecting hood 10, the condensing plate 9 in the gas collecting box 9 condenses the water vapor into water, then the water in the gas collecting box 9 drops to the mountain model 5 through the water outlet hole 15, and a part of the water falling on the mountain model 5 flows into the water tank 12, and the other part is then in permeating cavity 6 through infiltration hole 11, and cavity 6 and basin 12 intercommunication can embody the steam circulation directly perceived then, easily student understands, and then effectively improves the practicality of demonstration teaching aid.

In the description of the present invention, it should be understood that the indicated orientation or positional relationship is based on the orientation or positional relationship shown in the drawings, and is only for convenience of description and simplification of description, and does not indicate or imply that the indicated device or element must have a particular orientation, be constructed and operated in a particular orientation, and thus should not be construed as limiting the present invention.

In the present invention, unless otherwise explicitly specified or limited, for example, it may be fixedly connected, detachably connected, or integrated; can be mechanically or electrically connected; they may be directly connected or indirectly connected through an intermediate medium, and may be connected through the inside of two elements or in an interaction relationship between two elements, unless otherwise specifically defined, and the specific meaning of the above terms in the present invention will be understood by those skilled in the art according to specific situations.

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. A device for demonstrating the process of geographic water vapor circulation comprises a base (1), a fixing column (3) and a demonstration table (4), and is characterized in that the fixing column (3) is fixedly arranged in the middle of the top end of the base (1), a groove (17) is formed in the middle of the top end of the fixing column (3), an electric hydraulic rod (18) is fixedly arranged at the bottom end of the groove (17), the top end of the electric hydraulic rod (18) is fixedly connected with the middle of the bottom end of the demonstration table (4), a mountain model (5) is placed on one side of the top end of the demonstration table (4), a water tank (12) is arranged on the other side of the top end of the demonstration table (4), heating plates (13) are fixedly arranged on the inner walls of two sides of the water tank (12), a plurality of water seepage holes (11) are uniformly formed in the top end of the demonstration table (4), a, and the inside of the cavity (6) is respectively and fixedly communicated with the bottom end of the water seepage hole (11) and the bottom end of the water tank (12), one side of the demonstration table (4) is hinged with one side of the bottom end of the protection cover (8), one side of the top end of the protection cover (8) is fixedly provided with a gas collecting box (9), and the positions of the gas collecting boxes (9) are arranged in one-to-one correspondence with the positions of the mountain models (5), a condensing plate (14) is fixedly arranged at the top end inside the gas collecting box (9), a plurality of water outlet holes (15) are uniformly formed at the bottom end inside the gas collecting box (9), one side of the gas collection box (9) is connected with the gas outlet end of the air pump (16) in a penetrating way, the air inlet end of the air pump (16) is fixedly communicated with the middle part of the top end of the gas collecting hood (10) through a gas transmission pipeline, the gas-collecting hood (10) is arranged at the bottom of the inner wall of one side of the protective hood (8), and the positions of the gas collecting hoods (10) and the positions of the water tanks (12) are arranged in a one-to-one correspondence manner.

2. The device for demonstrating the process of circulation of geomembrane according to claim 1, wherein: four corners of the bottom end of the base (1) are all fixedly provided with universal wheels (2).

3. The device for demonstrating the process of circulation of geomembrane according to claim 1, wherein: the demonstration table (4) and the protective cover (8) are both made of transparent epoxy resin materials.

4. The device for demonstrating the process of circulation of geomembrane according to claim 1, wherein: and a nameplate (7) is fixedly arranged on one side of the demonstration table (4).

5. The device for demonstrating the process of circulation of geomembrane according to claim 1, wherein: the fixed battery (19) that is equipped with in bottom of recess (17), one side of demonstration platform (4) is fixed and is equipped with hot plate switch and electronic hydraulic stem switch, two hot plate (13) and electronic hydraulic stem (18) are respectively through hot plate switch and electronic hydraulic stem switch and battery (19) electric connection.