CN217386549U

CN217386549U - Wind formation demonstration device

Info

Publication number: CN217386549U
Application number: CN202123408969.7U
Authority: CN
Inventors: 刘津梅; 吴扬莉; 刘建程; 韦克娜; 王诗絮; 秦春艳; 母光珍
Original assignee: Individual
Current assignee: Individual
Priority date: 2021-12-31
Filing date: 2021-12-31
Publication date: 2022-09-06
Anticipated expiration: 2031-12-31

Abstract

The utility model discloses a wind formation presentation device. The utility model comprises a plate box body, wherein a transparent box body is arranged on the plate box body, a baffle plate is arranged in the middle of the transparent box body, a smoke passing hole is arranged on the baffle plate, the baffle plate divides the transparent box body into a low-temperature box and a high-temperature box, and the tops of the low-temperature box and the high-temperature box are respectively provided with an air hole; temperature detection devices are respectively arranged in the low-temperature box and the high-temperature box; and a heating device is arranged in the high-temperature box. The utility model has the advantages of the appearance of experimental phenomenon is fast, and experimental phenomenon is obvious, directly perceived.

Description

Wind formation demonstration device

Technical Field

The utility model relates to a teaching aid technical field, especially wind form presentation device.

Background

The demonstration of wind formation is a research activity of a second course 'the spring wind whistling surface' in a second unit 'changed weather' registered under the fifth grade of science of the elephant edition primary school. The teaching material is formed into a main line by wind, and teaching processes of guessing, experiment design, experiment simulation exploration, cooperative communication and the like of students are arranged. The student actively explores the relationship between the air flow and the temperature difference change, the abilities of hands-on, observation, communication expression and the like of the student are cultivated, the air flow of the three-grade study can be effectively linked in the class to form the wind content, meanwhile, a solid foundation is laid for the later study, and the student plays a role in starting up.

The teaching objectives of the class are: 1. after the students know that the hot air rises, the cold air around the students can flow to supplement the hot air, and the space left after the hot air rises is supplemented; 2. developing consciousness and ability of students to collect evidence using experimental models; 3. the developing students use the learned knowledge to explain the interests and abilities of natural phenomena based on the existing knowledge and experience.

The experimental device that "formation of wind" on the teaching material adopted includes fragrance, candle, match, glass cover etc. but at the actual teaching in-process, these experimental device can not be obvious, the audio-visual experimental phenomenon that demonstrates, to some students have certain difficulty when observing and analysis experiment phenomenon, can improve current experimental device from this to there is better teaching effect.

Disclosure of Invention

An object of the utility model is to provide a wind forms presentation device. The utility model has the advantages of the appearance of experimental phenomenon is fast, and experimental phenomenon is obvious, directly perceived.

The utility model adopts the following technical scheme to realize the purpose of the invention:

a wind formation demonstration device comprises a plate box body, wherein a transparent box body is placed on the plate box body, a partition plate is arranged in the middle of the transparent box body, smoke passing holes are formed in the partition plate, the transparent box body is divided into a low-temperature box and a high-temperature box through the partition plate, and air holes are formed in the tops of the low-temperature box and the high-temperature box respectively; temperature detection devices are respectively arranged in the low-temperature box and the high-temperature box; and a heating device is arranged in the high-temperature box.

In the wind formation demonstration device, the plate box body is made of an ecological plate.

In the wind formation demonstration device, the transparent box body is made of a white transparent acrylic plate.

In the wind formation demonstration device, the heat generating device is an incandescent lamp.

In the wind formation demonstration device, the temperature detection device is a temperature sensor with a display function, the temperature sensor with the temperature sensor is arranged in the low-temperature box and the high-temperature box, and the temperature display with the temperature sensor is arranged on the plate box body.

In the wind formation demonstration device, ice cubes are placed in the low-temperature box.

In the wind formation demonstration device, the power plug extends out of the plate box body, the power plug is connected with the socket arranged in the plate box body through the power line, and the socket is electrically connected with the temperature detection device and the heating device respectively.

In the wind formation demonstration device, the socket is connected with the power switch and the power indicator lamp, and the power switch and the power indicator lamp are arranged on the plate box body.

In the demonstration device for forming wind, the smoke passing hole is connected with the transparent smoke passing pipe.

The wind-forming demonstration device further comprises a moxa roll.

Compared with the prior art, the utility model discloses following beneficial effect has:

1. the utility model discloses replace candle heated air with the incandescent lamp, the heating effect is better to it is clean pollution-free.

2. The utility model discloses replace the glass cover with the transparent box of ya keli board preparation, conveniently carry, be difficult for exploding to split, safer.

3. The utility model discloses divide into cryostat and high-temperature cabinet with the transparent box with the baffle, observation cigarette that can be better is from the experimental phenomenon of one side to the another side.

4. The utility model discloses with installing additional and showing temperature sensor, from the temperature sensing display, can let student direct observation data see the temperature of low-temperature box and high-temperature box to learn the temperature difference.

5. The utility model discloses a mode of putting into the ice-cube in the low-temperature cabinet, the heating of cooperation incandescent lamp makes the difference in temperature quicker, also more obvious, makes the effect show that the air flows more obvious in low-temperature cabinet and high-temperature box.

6. The existing device is greatly influenced by the environment, and the experimental phenomenon is not obvious easily. The utility model discloses a relatively sealed environment to add the trompil at transparent box, reduce the influence of environment to the experiment.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present application, the drawings needed to be used in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present application, and it is obvious for those skilled in the art to obtain other drawings based on these drawings without inventive labor.

Fig. 1 is a schematic structural diagram of the present invention.

Reference numerals: 1-a plate box body; 2-a transparent box body; 3-a separator; 4-smoke passing holes; 5-a low-temperature box; 6-high temperature box; 7-air holes; 8-incandescent lamp; 9-a temperature sensor; 10-a temperature display; 11-a power plug; 12-a power line; 13-a power switch; 14-power indicator light; 15-smoke passing pipe.

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.

In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.

Examples are given. A wind formation demonstration device is structurally shown in figure 1 and comprises a plate box body 1, wherein a transparent box body 2 is placed on the plate box body 1, a partition plate 3 is arranged in the middle of the transparent box body 2, a smoke passing hole 4 is formed in the partition plate 3, the transparent box body 2 is divided into a low-temperature box 5 and a high-temperature box 6 by the partition plate 3, and air holes 7 are formed in the tops of the low-temperature box 5 and the high-temperature box 6 respectively; temperature detection devices are respectively arranged in the low-temperature box 5 and the high-temperature box 6; and a heating device is arranged in the high-temperature box 6.

The ignited moxa sticks are blocked on the board box body 1, the transparent box body 2 is covered, and the cigarette produced by the moxa sticks is always moved upwards due to the fact that no temperature difference exists; the moxa roll is placed in the low-temperature box 5, the high-temperature box 6 uses a heating device to generate heat, the temperature in the high-temperature box 6 is increased through a temperature detection device, smoke generated by the moxa roll enters the high-temperature box 6 through the smoke passing hole 4, hot air with high temperature rises upwards, the smoke flows vertically upwards, cold air with low temperature flows away to supplement, and the smoke flows towards the side with high temperature, so that the experimental phenomenon of wind is formed. The air holes 7 of the low-temperature box 5 are used for air inlet actually, the air holes 7 of the high-temperature box 6 are used for air outlet actually, and pipelines can be arranged on the two air holes to reduce the influence of the environment on the interior of the device.

The plate box body 1 is made of an ecological plate. The ecological plate is used, so that the material is more environment-friendly. And actually manufacturing, namely manufacturing the production plate into a shoe box shape. An incandescent lamp 8 and a circuit with a display temperature sensor are all arranged in the plate box 1.

The transparent box body 1 is made of a white transparent acrylic plate. White transparent nature, the guarantee can observe 1 internal experiment phenomenon of transparent box, and ya li ke board is compared in current glass cover, conveniently carries, is difficult for exploding, and is safer.

The heat generating means is an incandescent lamp 8. The incandescent lamp 8 is necessarily inserted in a lamp holder provided on top of the transparent container 1. The incandescent lamp 8 replaces a candle to heat air, has better heating effect, high heating speed, shorter observation time of phenomenon, cleanness and no pollution.

The temperature detection device is a temperature sensor with a display, the temperature sensor 9 with the temperature sensor is arranged in the low-temperature box 5 and the high-temperature box 6, and the temperature display 10 with the temperature sensor is arranged on the plate box body. The temperature sensor with display is an existing product, and with this product, the temperature sensor 9 detects the temperatures of the low temperature compartment 5 and the high temperature compartment 6, and displays the temperatures on the temperature display 10, and the student can visually observe the difference in the temperatures on both sides of the low temperature compartment 5 and the high temperature compartment 5 by the numerical value displayed thereon. If the temperature sensor with display is not suitable for 220V household electricity, the temperature can be adjusted by a 9V power transformer and the like.

Ice cubes are placed in the cold box 5. In order to better generate a temperature difference between the low temperature compartment 5 and the high temperature compartment 6, it is preferable to provide a placing table in the low temperature compartment 5 and place ice thereon to rapidly develop experimental phenomenon.

The temperature detection device comprises a power plug 11 extending out of a plate box body 1, wherein the power plug 11 is connected with a socket arranged in the plate box body 1 through a power line 12, and the socket is electrically connected with a temperature detection device and a heating device respectively. The power plug 11, the power line 12 and the socket are all conventional power plugboards.

The socket is connected with a power switch 13 and a power indicator lamp 14, and the power switch 13 and the power indicator lamp 14 are arranged on the plate box body 1. After the power plug 11 is powered on, the power indicator lamp 14 can be used to observe whether the interior is powered on or not.

The smoke passing hole 4 is connected with a transparent smoke passing pipe 15. After the transparent smoke passing pipe 15 is arranged, the experimental phenomenon can be better displayed.

Also comprises a moxa roll. The moxa roll is used for generating smoke.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. A wind formation demonstration apparatus characterized by: the plate type smoke-free air purifier comprises a plate box body (1), wherein a transparent box body (2) is placed on the plate box body (1), a partition plate (3) is arranged in the middle of the transparent box body (2), smoke passing holes (4) are formed in the partition plate (3), the transparent box body (2) is divided into a low-temperature box (5) and a high-temperature box (6) by the partition plate (3), and air holes (7) are formed in the tops of the low-temperature box (5) and the high-temperature box (6) respectively; temperature detection devices are respectively arranged in the low-temperature box (5) and the high-temperature box (6); and a heating device is arranged in the high-temperature box (6).

2. A wind-forming demonstration apparatus according to claim 1 wherein: the plate box body (1) is made of an ecological plate.

3. A wind-forming demonstration apparatus according to claim 1 wherein: the transparent box body (2) is made of a white transparent acrylic plate.

4. A wind-forming demonstration device according to claim 1 wherein: the heating device is an incandescent lamp (8).

5. A wind-forming demonstration device according to claim 1 wherein: the temperature detection device is a temperature sensor with a display function, the temperature sensor (9) with the temperature sensor is arranged in the low-temperature box (5) and the high-temperature box (6), and the temperature display (10) with the temperature sensor is arranged on the plate box body.

6. A wind shaping presentation device according to claim 5, wherein: ice blocks are placed in the low-temperature box (5).

7. A wind-forming demonstration device according to claim 1 wherein: the temperature detection device comprises a power plug (11) extending out of a plate box body (1), wherein the power plug (11) is connected with a socket arranged in the plate box body (1) through a power line (12), and the socket is electrically connected with a temperature detection device and a heating device respectively.

8. A wind-forming demonstration apparatus according to claim 7 wherein: the socket is connected with a power switch (13) and a power indicator lamp (14), and the power switch (13) and the power indicator lamp (14) are arranged on the plate box body (1).

9. A wind-forming demonstration device according to claim 1 wherein: the smoke passing hole (4) is connected with a transparent smoke passing pipe (15).

10. A wind-forming demonstration apparatus according to claim 1 wherein: also comprises a moxa roll.