Hydrogen visualization teaching aid for photovoltaic hydrogen production

Abstract

The utility model discloses a hydrogen visualization teaching aid for photovoltaic hydrogen production, which comprises a photovoltaic panel, an electrolytic cell module, a fuel cell module, a first water storage tank, a second water storage tank, a motor group, a first voltammeter, a second voltammeter, a switch assembly and a drainage pipeline, and is characterized in that the switch assembly is electrically connected with the photovoltaic panel, the electrolytic cell module and the fuel cell module respectively; the photovoltaic panel, the first voltammeter and the electrolytic cell module are electrically connected in sequence, the fuel cell module, the second voltammeter and the motor set are electrically connected in sequence, power is generated through the photovoltaic panel and conveyed to the electrolytic cell module, and the electrolytic cell module electrolyzes water to generate oxygen and hydrogen and conveys the oxygen and the hydrogen to the fuel cell module. The fuel cell module converts chemical energy into electric energy to start the motor. The teaching aid is simple in structure and convenient to assemble, the working principles from photovoltaic hydrogen production, hydrogen production to hydrogen fuel cells and fuel cell power generation are conveniently demonstrated, meanwhile, the teaching aid is a concept of green hydrogen energy development, and the huge development prospect of photovoltaic hydrogen production and hydrogen utilization is demonstrated.

Description

TECHNICAL FIELD

[0001] The utility model relates to the technical field of demonstration teaching aid, especially to a hydrogen visualized teaching aid for photovoltaic hydrogen production. BACKGROUND

[0002] Science popularization education often needs to use various teaching aids for demonstration, especially for the demonstration of mechanical principles and chemical experiments, which requires teaching aids that are intuitive and can be quickly disassembled. The hydrogen production process is one of the most basic demonstration experiments in chemical principles, which shows students the entire electrolysis process through hydrogen energy power, thereby achieving the purpose of science popularization education and combining teaching with fun. However, the effect of traditional hydrogen production demonstration teaching aids is relatively single, and they do not truly demonstrate green and clean energy in combination with photovoltaic. SUMMARY

[0003] Therefore, the purpose of the utility model is to provide a hydrogen visualized teaching aid for photovoltaic hydrogen production, which is simple in structure, easy to assemble, and convenient for demonstrating the working principle of photovoltaic to hydrogen production, hydrogen production to hydrogen fuel cell, and fuel cell power generation. At the same time, the teaching aid is also a concept for the development of green hydrogen energy, which demonstrates the great development prospects of hydrogen produced by photovoltaic.

[0004] The purpose of the utility model is achieved through the following technical solutions:

[0005] A hydrogen visualized teaching aid for photovoltaic hydrogen production, comprising a mounting platform, the upper surface of the mounting platform is provided with a photovoltaic panel, an electrolytic cell module, a fuel cell module, a first water storage tank, a second water storage tank, a motor set, a first volt-ampere meter, a second volt-ampere meter, a switch assembly, and a drainage pipeline, the switch assembly is electrically connected with the photovoltaic panel, the electrolytic cell module, and the fuel cell module respectively, the photovoltaic panel, the first volt-ampere meter, and the electrolytic cell module are electrically connected in sequence, the fuel cell module, the second volt-ampere meter, and the motor set are electrically connected in sequence, and the drainage pipeline is connected in communication with the electrolytic cell module, the first water storage tank, and the second water storage tank through a water supply pipe;

[0006] The first water storage tank is provided with a hydrogen supply pipe, one end of the hydrogen supply pipe is connected to the hydrogen outlet end of the electrolytic cell module, and the other end of the hydrogen supply pipe is connected to the hydrogen inlet of the fuel cell module.

[0007] The second water storage tank is provided with an oxygen supply pipe, one end of the oxygen supply pipe is connected to the oxygen outlet end of the electrolytic cell module, and the other end of the oxygen supply pipe is connected to the oxygen inlet of the fuel cell module.

[0008] Further, the photovoltaic panel, the first volt-ampere meter, the electrolytic cell module, and the switch assembly form a closed circuit.

[0009] Further, the fuel cell module, the second volt-ampere meter, the motor set, and the switch assembly form a closed circuit.

[0010] Further, the switch assembly comprises a switch button and a battery, the switch button is arranged on the upper surface of the mounting platform, a mounting groove is arranged on the side of the mounting platform, and the battery is arranged in the mounting groove and electrically connected with the switch button.

[0011] Further, the photovoltaic panel, the electrolytic tank module and the fuel cell module are sequentially arranged on the upper surface of the mounting platform, the first water storage tank and the second water storage tank are arranged between the electrolytic tank module and the fuel cell module, and the motor set is arranged on the side of the fuel cell module.

[0012] Further, the upper end of the first water storage tank and / or the second water storage tank is provided with a water inlet, the water outlet pipeline is connected to the lower end of the first water storage tank and the second water storage tank through a water supply pipe, and the first water storage tank, the second water storage tank and the electrolytic tank module are connected through the water supply pipe.

[0013] Further, the electrolytic tank module, the fuel cell module, the first water storage tank and the second water storage tank are all mounted on the upper surface of the mounting platform through the support.

[0014] Further, the motor set comprises a motor and an impeller, and the impeller is arranged on the driving shaft of the motor.

[0015] Further, a plurality of wire grooves are arranged on the mounting platform and used for wire installation.

[0016] The utility model discloses a photovoltaic hydrogen production hydrogen visual teaching aid, which comprises a photovoltaic panel, an electrolytic tank module, a fuel cell module, a first water storage tank, a second water storage tank, a motor set, a first volt-ampere meter, a second volt-ampere meter, a switch assembly and a water outlet pipeline.

[0017] The utility model discloses a photovoltaic hydrogen production hydrogen visual teaching aid, which comprises a photovoltaic panel, an electrolytic tank module, a fuel cell module, a first water storage tank, a second water storage tank, a motor set, a first volt-ampere meter, a second volt-ampere meter, a switch assembly and a water outlet pipeline. ACCURATE DRAWINGS

[0018] Figure 1 It is a three-dimensional structure schematic diagram of the utility model;

[0019] Figure 2 It is another angle three-dimensional structure schematic diagram of the utility model;

[0020] Figure 3The utility model discloses a working principle schematic diagram.

[0021] Reference signs:

[0022] 1-installation platform;2-photovoltaic board;3-electrolytic cell module;4-fuel cell module;5-first water storage tank;6-second water storage tank;7-motor set;71-motor;72-impeller;8-first volt-ampere meter;9-second volt-ampere meter;10-switch assembly;101-switch button;102-battery;11-drainage pipeline;12-hydrogen delivery pipe;13-oxygen delivery pipe;14-cable tray. DETAILED DESCRIPTION

[0023] The technical scheme in the embodiments of the utility model will be apparently and completely described in connection with the drawings in the embodiments of the utility model, and apparently, the described embodiments are only part of the embodiments of the utility model, not all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by the ordinary skill in the art without making creative labor belong to the range of protection of the utility model.

[0024] In the description of the utility model, it needs to be explained that the orientation or position relation indicated by the terms "vertical direction", "upper", "lower", "horizontal" and the like is the orientation or position relation based on the drawing shown, and is only for the convenience of describing the utility model and simplifying the 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 therefore cannot be understood as a limitation on the utility model. In addition, "first", "second", "third", "fourth" are only for the purpose of description, and cannot be understood as indicating or implying relative importance.

[0025] In the description of the utility model, it also needs to be explained that, unless otherwise explicitly specified and limited, the terms "arrange", "install", "connect", "connect" should be understood broadly, for example, can be fixedly connected, can be detachably connected, or integrally connected, can be mechanically connected, can be electrically connected, can be directly connected, or connected through an intermediate medium, can be the communication inside two elements. For the ordinary skill in the art, the specific meaning of the above terms in the utility model can be understood according to the specific circumstances.

[0026] As Figure 1 And Figure 2The utility model discloses a hydrogen visual teaching aid for photovoltaic hydrogen production, which comprises a mounting platform 1, a photovoltaic panel 2, an electrolytic cell module 3, a fuel cell module 4, a first water storage tank 5, a second water storage tank 6, a motor set 7, a first volt-ampere meter 8, a second volt-ampere meter 9, a switch assembly 10 and a drainage pipeline 11 arranged on the upper surface of the mounting platform 1, the switch assembly 10 is electrically connected with the photovoltaic panel 2, the electrolytic cell module 3 and the fuel cell module 4 respectively, the photovoltaic panel 2, the first volt-ampere meter 8 and the electrolytic cell module 3 are electrically connected in sequence, the fuel cell module 4, the second volt-ampere meter 9 and the motor set 7 are electrically connected in sequence, the drainage pipeline 11 is connected in communication with the electrolytic cell module 3, the first water storage tank 5 and the second water storage tank 6 through a water feeding pipe, and the excess water in the electrolytic cell module 3, the first water storage tank 5 and the second water storage tank 6 can be discharged. A water inlet is formed in the upper end of the first water storage tank and / or the second water storage tank.

[0027] In the embodiment, the first water storage tank 5 is provided with a hydrogen feeding pipe 12, one end of the hydrogen feeding pipe 12 is connected to the hydrogen outlet end of the electrolytic cell module 3, and the other end of the hydrogen feeding pipe 12 is connected to the hydrogen inlet of the fuel cell module 4; the second water storage tank 6 is provided with an oxygen feeding pipe 13, one end of the oxygen feeding pipe 13 is connected to the oxygen outlet end of the electrolytic cell module 3, and the other end of the oxygen feeding pipe 13 is connected to the oxygen inlet of the fuel cell module 4. The drainage pipeline 11 is connected to the lower ends of the first water storage tank 5 and the second water storage tank 6 through a water feeding pipe, the first water storage tank 5, the second water storage tank 6 and the electrolytic cell module 3 are also connected in communication through the water feeding pipe, and the first water storage tank 5 and the second water storage tank 6 also supply water to the electrolytic cell module 3 through the water feeding pipe. A water inlet is formed in the upper end of the second water storage tank 6, water is injected through the water inlet, and the first water storage tank 5 and the second water storage tank 6 are injected with water. It should be noted that the water in the first water storage tank 5 and the second water storage tank 6 is not filled, the oxygen and hydrogen generated by electrolysis of water in the electrolytic cell module 3 pass through the first water storage tank 5 and the second water storage tank 6 respectively, and the water vapor in the hydrogen and oxygen is condensed in the water storage tank, so that the purity of the oxygen and hydrogen can be improved.

[0028] In the embodiment, the photovoltaic panel 2, the first volt-ampere meter 8, the electrolytic cell module 3 and the switch assembly 10 form a closed circuit, and electricity is generated by the photovoltaic panel 2 and delivered to the electrolytic cell module 3. The first volt-ampere meter 8 is connected between the photovoltaic panel 2 and the electrolytic cell module 3, and the size of the current delivered by the photovoltaic panel 2 is displayed through the first volt-ampere meter 8.

[0029] In this embodiment, the fuel cell module 4, the second volt-ammeter 9, the motor assembly 7, and the switch assembly 10 form a closed circuit. The electrolyzer module 3 electrolyzes water to produce oxygen and hydrogen, which are then supplied to the fuel cell module 4. The fuel cell module 4 directly converts the chemical energy of the hydrogen and oxygen into electrical energy. The motor assembly 7 includes a motor 71 and an impeller 72, with the impeller 72 mounted on the drive shaft of the motor 71. The second volt-ammeter 9 is connected between the fuel cell module 4 and the motor assembly 7. The second volt-ammeter 9 displays the magnitude of the current supplied by the fuel cell module 4. The larger the current displayed by the second volt-ammeter 9, the faster the impeller 72 rotates; conversely, the smaller the current displayed by the second volt-ammeter 9, the slower the impeller 72 rotates.

[0030] In this embodiment, the switch assembly 10 includes a switch button 101 and a battery 102. The switch button 101 is disposed on the upper surface of the mounting platform 1. A mounting groove is formed on the side of the mounting platform 1. The battery 102 is disposed in the mounting groove and is electrically connected to the switch button 101. The battery 102 provides control power to the switch button 101, thereby starting the photovoltaic panel 2, the electrolytic cell module 3, and the fuel cell module 4 to work.

[0031] In this embodiment, the photovoltaic panel 2, electrolyzer module 3, and fuel cell module 4 are sequentially arranged on the upper surface of the mounting platform 1 in the photovoltaic hydrogen production visualization teaching aid. The first water storage tank 5 and the second water storage tank 6 are arranged side by side between the electrolyzer module 3 and the fuel cell module 4, and the motor unit 7 is arranged to the side of the fuel cell module 4. The electrolyzer module 3, fuel cell module 4, first water storage tank 5, and second water storage tank 6 are all mounted on the upper surface of the mounting platform 1 by brackets. The mounting platform 1 is provided with multiple wire grooves 14 for wiring. This teaching aid has a simple structure and is easy to assemble, making it convenient to demonstrate the working principle of photovoltaic hydrogen production, hydrogen production to hydrogen fuel cell 102, and fuel cell 102 power generation. At the same time, this teaching aid is also a concept for the development of green hydrogen energy, demonstrating the huge development prospects of photovoltaic hydrogen production and utilization.

[0032] The above description merely illustrates the preferred technical solution of this utility model, and while the description is relatively specific and detailed, it should not be construed as limiting the scope of the utility model patent. It should be noted that those skilled in the art can make various modifications and improvements without departing from the concept of this utility model, and this utility model also intends to include these modifications and variations.

Claims

1. A visualizing teaching aid for hydrogen production by photovoltaic hydrogen generation, characterized by: The installation platform is provided with a photovoltaic panel, an electrolytic cell module, a fuel cell module, a first water storage tank, a second water storage tank, a motor set, a first volt-ampere meter, a second volt-ampere meter, a switch assembly and a drainage pipeline. The first water storage tank is provided with a hydrogen delivery pipe, one end of which is connected to a hydrogen outlet end of the electrolytic cell module, and the other end of which is connected to a hydrogen inlet of the fuel cell module. The second water storage tank is provided with an oxygen delivery pipe, one end of which is connected to an oxygen outlet end of the electrolytic cell module, and the other end of which is connected to an oxygen inlet of the fuel cell module.

2. The visualizing teaching aid for hydrogen production by photovoltaic hydrogen generation according to claim 1, characterized in that: The photovoltaic panel, the first volt-ampere meter, the electrolytic cell module and the switch assembly form a closed circuit.

3. The visualizing teaching aid for hydrogen production by photovoltaic hydrogen generation according to claim 1, characterized in that: The fuel cell module, the second volt-ampere meter, the motor set and the switch assembly form a closed circuit.

4. The photovoltaic hydrogen generation with hydrogen visualized teaching aid according to claim 1, characterized in that: The switch assembly includes a switch button and a battery, the switch button is arranged on the upper surface of the installation platform, the installation platform is provided with a mounting groove on the side, and the battery is arranged in the mounting groove and electrically connected with the switch button.

5. The photovoltaic hydrogen generation with hydrogen visualized teaching aid according to claim 1, characterized in that: The photovoltaic panel, the electrolytic cell module and the fuel cell module are arranged on the upper surface of the installation platform in sequence, and the first water storage tank and the second water storage tank are arranged side by side between the electrolytic cell module and the fuel cell module.

6. The photovoltaic hydrogen generation with hydrogen visualized teaching aid according to claim 1, characterized in that: The motor set is arranged on the side of the fuel cell module.

7. The photovoltaic hydrogen generation with hydrogen visualized teaching aid according to claim 1, characterized in that: The upper end of the first water storage tank and / or the second water storage tank is provided with a water inlet, the drainage pipeline is connected to the lower end of the first water storage tank and the second water storage tank through a water delivery pipe, and the first water storage tank, the second water storage tank and the electrolytic cell module are connected through the water delivery pipe.

8. The photovoltaic hydrogen generation with hydrogen visualized teaching aid according to claim 1, characterized in that: The electrolytic cell module, the fuel cell module, the first water storage tank and the second water storage tank are all installed on the upper surface of the installation platform through a support.

9. The photovoltaic hydrogen generation with hydrogen visualized teaching aid according to claim 1, characterized in that: The motor set includes a motor and an impeller, and the impeller is arranged on the driving shaft of the motor.

10. The photovoltaic hydrogen generation with hydrogen visualized teaching aid according to claim 1, characterized in that: A plurality of wire grooves are arranged on the installation platform for wire routing.

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