CN109300390B - Device for intuitively and vividly demonstrating water circulation - Google Patents
Device for intuitively and vividly demonstrating water circulation Download PDFInfo
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- CN109300390B CN109300390B CN201811371904.XA CN201811371904A CN109300390B CN 109300390 B CN109300390 B CN 109300390B CN 201811371904 A CN201811371904 A CN 201811371904A CN 109300390 B CN109300390 B CN 109300390B
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- fixedly connected
- cold
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- water
- connecting pipe
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims abstract description 84
- 239000000523 sample Substances 0.000 claims abstract description 20
- 239000004065 semiconductor Substances 0.000 claims abstract description 13
- 239000003595 mist Substances 0.000 claims abstract description 12
- 230000000007 visual effect Effects 0.000 claims abstract description 9
- 239000007788 liquid Substances 0.000 claims description 9
- 239000007921 spray Substances 0.000 claims description 3
- 239000005341 toughened glass Substances 0.000 claims description 3
- 230000000694 effects Effects 0.000 description 5
- 238000010586 diagram Methods 0.000 description 3
- 238000005192 partition Methods 0.000 description 3
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 description 2
- 230000005494 condensation Effects 0.000 description 2
- 238000009833 condensation Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000005057 refrigeration Methods 0.000 description 1
- 239000004509 smoke generator Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Classifications
-
- G—PHYSICS
- G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
- G09B—EDUCATIONAL OR DEMONSTRATION APPLIANCES; APPLIANCES FOR TEACHING, OR COMMUNICATING WITH, THE BLIND, DEAF OR MUTE; MODELS; PLANETARIA; GLOBES; MAPS; DIAGRAMS
- G09B25/00—Models for purposes not provided for in G09B23/00, e.g. full-sized devices for demonstration purposes
- G09B25/06—Models for purposes not provided for in G09B23/00, e.g. full-sized devices for demonstration purposes for surveying; for geography, e.g. relief models
-
- G—PHYSICS
- G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
- G09B—EDUCATIONAL OR DEMONSTRATION APPLIANCES; APPLIANCES FOR TEACHING, OR COMMUNICATING WITH, THE BLIND, DEAF OR MUTE; MODELS; PLANETARIA; GLOBES; MAPS; DIAGRAMS
- G09B25/00—Models for purposes not provided for in G09B23/00, e.g. full-sized devices for demonstration purposes
Abstract
The invention discloses a visual and vivid demonstration water circulation device which comprises a demonstration box, wherein a fixed box is fixedly connected to the top of an inner cavity of the demonstration box, a cold and heat source generating system is fixedly connected to the top of the inner cavity of the fixed box, the cold and heat source generating system comprises a hot end radiator, semiconductor refrigerating sheets are fixedly connected to the bottom of the hot end radiator, the number of the semiconductor refrigerating sheets is three, and a cold end radiator is fixedly connected to the bottom of the semiconductor refrigerating sheets. The water circulation demonstration device solves the problems that the existing demonstration device is not visual enough and is difficult to excite students to learn interests through the cooperation of the cold and heat source generation system, the hot water pump, the second connecting pipe, the sensor probe, the water vapor fan, the water mist generator, the cold source temperature probe, the cold end evaporator and the cold water pump.
Description
Technical Field
The invention relates to the technical field of geography teaching, in particular to a device for intuitively and vividly demonstrating water circulation.
Background
The knowledge point of water circulation in the prior geography teaching is a teaching key point and a difficult point, and has a certain difficulty in relation to various forms of explanation, no obvious and visual demonstration equipment is provided, the prior explanation and demonstration mainly comprises the following two types, namely, an alcohol lamp heats water to evaporate the water and then meet a cold container to form water drops, but the knowledge point of water circulation in the prior geography teaching is a teaching key point and a difficult point, and has a certain difficulty in relation to various forms of explanation, no obvious and visual demonstration equipment is provided, the prior explanation and demonstration mainly comprises the following two types, and the first type is that the alcohol lamp heats water to evaporate the water and then meet the cold container to form water drops, but the operation is more troublesome, the effect is not obvious, and only a small part of the content of the water circulation can be demonstrated, and the comprehensive demonstration can not be performed; the second is that the demonstration is carried out on the computer through a virtual picture, but the demonstration can be carried out comprehensively, but the reality is not felt, the operation of the real flow sample cannot be observed, the effect is not obvious, only a small part of the water circulation content can be demonstrated, and the comprehensive demonstration cannot be carried out; the second is to demonstrate through virtual pictures on a computer, and the real flow cannot be observed without sense of reality although the demonstration can be fully performed.
The part of hydrologic cycle knowledge is related to in the current geography teaching, because and the explanation of multiple form have certain degree of difficulty, do not have obvious and audio-visual presentation equipment of effect, current presentation device is not enough audio-visual, is difficult to arouse student's study interest, has reduced hydrologic cycle presentation device's practicality.
Disclosure of Invention
The invention aims to provide a device for intuitively and vividly demonstrating water circulation, which has the advantage of good demonstration effect, and solves the problems that the existing demonstration device is not intuitive and is difficult to excite learning interests of students.
In order to achieve the above purpose, the present invention provides the following technical solutions: the utility model provides a device of visual lifelike demonstration hydrologic cycle, includes the demonstration case, the top fixedly connected with of demonstration case inner chamber is fixed the case, the top fixedly connected with cold and hot source system of generating of fixed case inner chamber.
The cold and hot source generating system comprises a hot end radiator, wherein the bottom of the hot end radiator is fixedly connected with semiconductor refrigerating sheets, the number of the semiconductor refrigerating sheets is three, and the bottom of the semiconductor refrigerating sheets is fixedly connected with a cold end radiator.
The water tank is fixedly connected with the bottom of the inner cavity of the demonstration box, the partition plate is fixedly connected to the right side of the top of the water tank, the hot water pump is fixedly connected to the bottom of the inner cavity of the water tank, the first connecting pipe is communicated with the first connecting pipe, one end of the first connecting pipe, which is far away from the hot water pump, is communicated with the hot end radiator, the liquid outlet of the hot end radiator is communicated with the second connecting pipe, one end of the second connecting pipe, which is far away from the hot end radiator, is communicated with the sprayer, the surface of the second connecting pipe is provided with the sensor probe, the sensor probe is positioned on the right side of the partition plate, the water vapor fan is fixedly connected to the right side of the inner cavity of the water tank, the physical model is fixedly connected to the left side of the bottom of the inner cavity of the water tank, and the water mist generator is positioned on the front side of the physical model.
The bottom of the fixed box is fixedly connected with a cold end evaporator, a liquid outlet of the cold end radiator is communicated with a third connecting pipe, one end of the third connecting pipe far away from the cold end radiator is communicated with a cold source temperature probe, a liquid outlet pipe of the cold source temperature probe penetrates through an inner cavity of the cold end evaporator, the liquid outlet intercommunication of cold junction evaporimeter has the fourth connecting pipe, the surface of fourth connecting pipe is provided with the cold water pump, the inner chamber fixedly connected with fixed plate of presentation case, the through-hole has been seted up at the top of fixed plate, the left side fixedly connected with main circulating fan of fixed plate bottom.
Preferably, the left side at the top of the fixing plate is fixedly connected with an inclined block, and the surface of the inclined block is smooth.
Preferably, the left side fixedly connected with handle of demonstration case, the surface cover of handle is equipped with the antiskid cover.
Preferably, the roller frames are fixedly connected to two sides of the bottom of the demonstration box, and the rollers are movably connected to the inner cavities of the roller frames.
Preferably, an observation window is formed on the front surface of the demonstration box, and toughened glass is fixedly connected to the inner cavity of the observation window.
Compared with the prior art, the invention has the following beneficial effects:
1. the water circulation demonstration device solves the problems that the existing demonstration device is not visual enough and is difficult to excite students to learn interests through the cooperation of the cold and heat source generation system, the hot water pump, the second connecting pipe, the sensor probe, the water vapor fan, the water mist generator, the cold source temperature probe, the cold end evaporator and the cold water pump.
2. According to the invention, through the arrangement of the inclined blocks, water drops meeting condensation can be converged into larger rain drops along the inclined surfaces, through the cooperation of the handle and the anti-skid sleeve, the control force of the palm of a user on the water circulation demonstration device is improved, through the cooperation of the roller frame and the roller, the flexibility of the water circulation demonstration device is improved, the user can conveniently move the water circulation demonstration device, and through the arrangement of the observation window, the water circulation process can be conveniently observed by students.
Drawings
FIG. 1 is a schematic diagram of the structure of the present invention;
FIG. 2 is a front cross-sectional view of the present invention;
FIG. 3 is a schematic diagram of a cold source circulation system according to the present invention;
FIG. 4 is a schematic diagram of a heat source circulation system according to the present invention;
fig. 5 is a front view of the structure of the cold and heat source generating system according to the present invention.
In the figure: 1. a presentation box; 2. a fixed box; 3. a cold and heat source generating system; 301. a hot side heat sink; 302. a semiconductor refrigeration sheet; 303. a cold end radiator; 4. a water tank; 5. a hot water pump; 6. a first connection pipe; 7. a second connection pipe; 8. a sprayer; 9. a sensor probe; 10. a water vapor fan; 11. a physical model; 12. a water mist generator; 13. a cold source temperature probe; 14. a cold end evaporator; 15. a third connection pipe; 16. a cold water pump; 17. a fourth connection pipe; 18. a fixing plate; 19. a through hole; 20. a main circulation fan; 21. a sloping block; 22. a handle; 23. an anti-skid sleeve; 24. a roller frame; 25. a roller; 26. an observation window; 27. a partition board.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
Referring to fig. 1-5, the present invention provides a technical solution: the utility model provides a device of visual lifelike demonstration hydrologic cycle, includes demonstration case 1, and the top fixedly connected with of demonstration case 1 inner chamber is fixed case 2, and the top fixedly connected with cold and heat source system 3 of generating of fixed case 2 inner chamber.
The cold heat source generating system 3 comprises a hot end radiator 301, the bottom of the hot end radiator 301 is fixedly connected with semiconductor refrigerating sheets 302, the number of the semiconductor refrigerating sheets 302 is three, and the bottom of the semiconductor refrigerating sheets 302 is fixedly connected with a cold end radiator 303.
The bottom fixedly connected with basin 4 of demonstration case 1 inner chamber, the right side fixedly connected with baffle 27 at basin 4 top, the bottom fixedly connected with hot-water pump 5 of basin 4 inner chamber, the delivery port intercommunication of hot-water pump 5 has first connecting pipe 6, the one end that hot-water pump 5 was kept away from to first connecting pipe 6 is linked together with hot end radiator 301, the liquid outlet intercommunication of hot end radiator 301 has second connecting pipe 7, the one end intercommunication that hot end radiator 301 was kept away from to second connecting pipe 7 has spray thrower 8, the surface of second connecting pipe 7 is provided with sensor probe 9, sensor probe 9 is located the right side of baffle 27, the right side fixedly connected with steam fan 10 of basin 4 inner chamber, the left side fixedly connected with practicality model 11 of basin 4 inner chamber bottom, the left side fixedly connected with mist generator 12 of basin 4 inner chamber bottom, mist generator 12 is located the front side of practicality model 11.
The bottom fixedly connected with cold junction evaporator 14 of fixed box 2, the liquid outlet intercommunication of cold junction radiator 303 has third connecting pipe 15, the one end intercommunication that cold junction radiator 303 was kept away from to third connecting pipe 15 has cold source temperature probe 13, the drain pipe of cold source temperature probe 13 runs through to the inner chamber of cold junction evaporator 14, the liquid outlet intercommunication of cold junction evaporator 14 has fourth connecting pipe 17, the surface of fourth connecting pipe 17 is provided with cold water pump 16, the inner chamber fixedly connected with fixed plate 18 of presentation case 1, through-hole 19 has been seted up at the top of fixed plate 18, the left side fixedly connected with main circulation fan 20 of fixed plate 18 bottom.
In the invention, the following components are added: the left side at the top of the fixed plate 18 is fixedly connected with an inclined block 21, the surface of the inclined block 21 is smooth, and water drops meeting condensation can be converged into larger rain drops along an inclined plane through the arrangement of the inclined block 21.
In the invention, the following components are added: the left side fixedly connected with handle 22 of demonstration case 1, the surface cover of handle 22 is equipped with antiskid cover 23, uses through the cooperation of handle 22 and antiskid cover 23, has improved the control force of user's palm to hydrologic cycle presentation device.
In the invention, the following components are added: the roller frames 24 are fixedly connected to the two sides of the bottom of the demonstration box 1, the rollers 25 are movably connected to the inner cavities of the roller frames 24, and the flexibility of the water circulation demonstration device is improved through the cooperation of the roller frames 24 and the rollers 25, so that a user can conveniently move the water circulation demonstration device.
In the invention, the following components are added: the observation window 26 is opened on the front surface of the demonstration box 1, the toughened glass is fixedly connected with the inner cavity of the observation window 26, and the water circulation process is conveniently observed by students through the arrangement of the observation window 26.
Working principle: when the water spray device is used, a user turns on the main power switch, the device is electrified, the cold and heat source generating system 3 starts to work, the top cold source starts to absorb heat through the cold end evaporator 14, the air temperature starts to become low, water in the bottom water tank 4 is conveyed to the hot end radiator 301 through the hot water pump 5, the hot end radiator 301 heats the water and then conveys the water to the inner cavity of the sprayer 8 through the second connecting pipe 7, the water is discharged by the sprayer 8, the water temperature rises and begins to heat, the water mist generator 12 accelerates the generation of water mist, the water mist fan 10 and the main circulating fan 20 are started, the air with the temperature and humidity at the bottom is brought to a low temperature position at a high position, and the water mist generated by saturation is generated when the water with the temperature and humidity at the low temperature, so that water drops fall to the bottom, and the aim of good demonstration effect is achieved.
To sum up: this hydrologic cycle presentation device through cold and hot source system 3, hot-water pump 5, second connecting pipe 7, sensor probe 9, steam fan 10, water smoke generator 12, cold source temperature probe 13, cold junction evaporator 14 and cold water pump 16's cooperation use, has solved current presentation device and has not directly perceived enough, is difficult to arouse student's study interest's problem.
The electrical components are all connected with an external main controller and 220V mains supply, and the main controller can be conventional known equipment for controlling a computer and the like.
Although embodiments of the present invention have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (3)
1. The utility model provides a device of vivid demonstration hydrologic cycle directly perceived, includes demonstration case (1), its characterized in that: the device is characterized in that a handle (22) is fixedly connected to the left side of the demonstration box (1), an anti-skid sleeve (23) is sleeved on the surface of the handle (22), a fixed box (2) is fixedly connected to the top of the inner cavity of the demonstration box (1), and a cold and heat source generating system (3) is fixedly connected to the top of the inner cavity of the fixed box (2); the cold and hot source generating system (3) comprises a hot end radiator (301), the bottom of the hot end radiator (301) is fixedly connected with a semiconductor refrigerating sheet (302), the number of the semiconductor refrigerating sheets (302) is three, the bottom of the semiconductor refrigerating sheet (302) is fixedly connected with a cold end radiator (303), the bottom of an inner cavity of the demonstration box (1) is fixedly connected with a water tank (4), the right side of the top of the water tank (4) is fixedly connected with a baffle plate (27), the bottom of the inner cavity of the water tank (4) is fixedly connected with a hot water pump (5), the water outlet of the hot water pump (5) is communicated with a first connecting pipe (6), one end of the first connecting pipe (6) far away from the hot end radiator (301) is communicated with a second connecting pipe (7), one end of the second connecting pipe (7) far away from the hot end radiator (301) is communicated with a spray radiator (8), the surface of the second connecting pipe (7) is provided with a sensor probe (9), the sensor (9) is positioned on the surface of the inner cavity of the water tank (4) and is connected with a water vapor model (11), the left side of the bottom of the inner cavity of the water tank (4) is fixedly connected with a water mist generator (12), and the water mist generator (12) is positioned at the front side of the physical model (11); the utility model discloses a cold junction evaporator, cold junction radiator, cold junction evaporator, the bottom fixedly connected with cold junction evaporator (14) of fixed case (2), the liquid outlet intercommunication of cold junction radiator (303) has third connecting pipe (15), the one end intercommunication that cold junction radiator (303) was kept away from to third connecting pipe (15) has cold source temperature probe (13), the drain pipe of cold source temperature probe (13) runs through to the inner chamber of cold junction evaporator (14), the liquid outlet intercommunication of cold junction evaporator (14) has fourth connecting pipe (17), the surface of fourth connecting pipe (17) is provided with cold water pump (16), the inner chamber fixedly connected with fixed plate (18) of presentation case (1), through-hole (19) have been seted up at the top of fixed plate (18), the left side fixedly connected with main circulation fan (20) of fixed plate (18) bottom, the left side fixedly connected with sloping block (21) at fixed plate (18) top, the surface of sloping block (21) is smooth.
2. The apparatus for visual realistic demonstration of water circulation according to claim 1, wherein: the two sides of the bottom of the demonstration box (1) are fixedly connected with roller frames (24), and the inner cavity of each roller frame (24) is movably connected with a roller (25).
3. The apparatus for visual realistic demonstration of water circulation according to claim 1, wherein: an observation window (26) is formed in the front surface of the demonstration box (1), and toughened glass is fixedly connected to the inner cavity of the observation window (26).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811371904.XA CN109300390B (en) | 2018-11-19 | 2018-11-19 | Device for intuitively and vividly demonstrating water circulation |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811371904.XA CN109300390B (en) | 2018-11-19 | 2018-11-19 | Device for intuitively and vividly demonstrating water circulation |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109300390A CN109300390A (en) | 2019-02-01 |
| CN109300390B true CN109300390B (en) | 2024-04-02 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201811371904.XA Active CN109300390B (en) | 2018-11-19 | 2018-11-19 | Device for intuitively and vividly demonstrating water circulation |
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Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2050641U (en) * | 1989-04-15 | 1990-01-03 | 马鞍山钢铁公司红星中学教具厂 | Displaying model for the teaching of geography in middle school |
| DE102014107929B3 (en) * | 2014-02-04 | 2015-07-23 | Mathias Faller | Experimental window to create models and procedures |
| CN205158786U (en) * | 2015-11-23 | 2016-04-13 | 哈尔滨瑞燊科技发展有限责任公司 | A teaching aid for simulating natural water cycle |
| CN108550317A (en) * | 2018-07-18 | 2018-09-18 | 枣庄学院 | A kind of geo-teaching demonstration device |
| CN209357357U (en) * | 2018-11-19 | 2019-09-06 | 山东建荣教学设备有限公司 | Water recycles apparatus for demonstrating |
-
2018
- 2018-11-19 CN CN201811371904.XA patent/CN109300390B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2050641U (en) * | 1989-04-15 | 1990-01-03 | 马鞍山钢铁公司红星中学教具厂 | Displaying model for the teaching of geography in middle school |
| DE102014107929B3 (en) * | 2014-02-04 | 2015-07-23 | Mathias Faller | Experimental window to create models and procedures |
| CN205158786U (en) * | 2015-11-23 | 2016-04-13 | 哈尔滨瑞燊科技发展有限责任公司 | A teaching aid for simulating natural water cycle |
| CN108550317A (en) * | 2018-07-18 | 2018-09-18 | 枣庄学院 | A kind of geo-teaching demonstration device |
| CN209357357U (en) * | 2018-11-19 | 2019-09-06 | 山东建荣教学设备有限公司 | Water recycles apparatus for demonstrating |
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| CN109300390A (en) | 2019-02-01 |
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