CN112331045A - Power transformation comprehensive experiment training device for power transmission current demonstration - Google Patents
Power transformation comprehensive experiment training device for power transmission current demonstration Download PDFInfo
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- CN112331045A CN112331045A CN202011304263.3A CN202011304263A CN112331045A CN 112331045 A CN112331045 A CN 112331045A CN 202011304263 A CN202011304263 A CN 202011304263A CN 112331045 A CN112331045 A CN 112331045A
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- 238000002474 experimental method Methods 0.000 title claims abstract description 30
- 230000005540 biological transmission Effects 0.000 title claims abstract description 20
- 238000012549 training Methods 0.000 title claims abstract description 20
- 230000009466 transformation Effects 0.000 title claims abstract description 19
- 230000007246 mechanism Effects 0.000 claims abstract description 23
- 238000012544 monitoring process Methods 0.000 claims abstract description 8
- 239000000428 dust Substances 0.000 claims description 13
- 230000017525 heat dissipation Effects 0.000 claims description 11
- 210000000056 organ Anatomy 0.000 claims description 4
- 239000007921 spray Substances 0.000 claims 3
- 230000000694 effects Effects 0.000 abstract description 3
- 238000000034 method Methods 0.000 description 5
- 238000012360 testing method Methods 0.000 description 5
- 230000008569 process Effects 0.000 description 4
- 238000010586 diagram Methods 0.000 description 3
- 230000007480 spreading Effects 0.000 description 3
- 230000007774 longterm Effects 0.000 description 2
- 238000005259 measurement Methods 0.000 description 2
- 239000000843 powder Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 230000006378 damage Effects 0.000 description 1
- 238000011161 development Methods 0.000 description 1
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- 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
- G09B23/00—Models for scientific, medical, or mathematical purposes, e.g. full-sized devices for demonstration purposes
- G09B23/06—Models for scientific, medical, or mathematical purposes, e.g. full-sized devices for demonstration purposes for physics
- G09B23/18—Models for scientific, medical, or mathematical purposes, e.g. full-sized devices for demonstration purposes for physics for electricity or magnetism
- G09B23/181—Models for scientific, medical, or mathematical purposes, e.g. full-sized devices for demonstration purposes for physics for electricity or magnetism for electric and magnetic fields; for voltages; for currents
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- 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
- G09B5/00—Electrically-operated educational appliances
- G09B5/02—Electrically-operated educational appliances with visual presentation of the material to be studied, e.g. using film strip
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- Fire-Extinguishing By Fire Departments, And Fire-Extinguishing Equipment And Control Thereof (AREA)
Abstract
The invention provides a power transformation comprehensive experiment training device for power transmission current demonstration, which comprises a workbench, wherein a panel is fixedly connected to the rear side of the top end of the workbench, a fire extinguishing mechanism is arranged on one side of the panel, a placing groove is formed in one side of the front surface of the workbench, a distribution box is arranged in the placing groove, an external power line is fixedly connected to one side of the back surface of the workbench, one end of the external power line is fixedly connected with a plug, the surface of the workbench is divided into three areas, one side of the surface of the workbench is a monitoring area, the other side of the surface of the workbench is an output area, and the middle of the surface of the workbench is a control area. The device demonstration effect is obvious, and is direct-viewing, easy operation, and the principle presents clearly, can obtain accurate result through simply operating, and the overall arrangement is clear and definite to prevent that the conflagration that the short circuit caused from continuing to stretch through the mechanism of putting out a fire.
Description
Technical Field
The invention relates to the technical field of teaching experiment demonstration devices, in particular to a power transformation comprehensive experiment training device for transmission current demonstration.
Background
The electric power industry is a supporting industrial department of national key development, the teaching of the electric power engineering is a course with strong specialty and practicality, and the experimental training teaching plays a role in lifting the weight of the engineering in a shop.
At present, part of schools or researches are mainly based on theoretical teaching, students generally stay on a spatial imagination level, experience and experience are rarely performed through experiments, the principle of the students can not be truly understood, the difference from the reality is very long, the innovation consciousness and the practical ability of the students are difficult to cultivate, the material object control equipment is required to be efficiently moved into a laboratory, the cost is huge, the occupied area is large, the safety risk is increased, the conventional power transformation comprehensive experiment training device for power transmission current demonstration is inconvenient to operate, the structural layout arrangement is disordered, and the power transmission current demonstration has no fire prevention measures and is very dangerous when a short circuit sudden fire hazard happens.
Disclosure of Invention
The invention aims to provide a power transformation comprehensive experiment training device for power transmission current demonstration, aiming at solving the problems of complex operation, disordered layout and no fireproof measures in the prior art.
In order to achieve the purpose, the invention provides the following technical scheme: a power transformation comprehensive experiment training device for power transmission current demonstration comprises a workbench, a panel is fixedly connected to the rear side of the top end of the workbench, a fire extinguishing mechanism is arranged on one side of the panel, a placing groove is formed in one side of the front face of the workbench, a distribution box is arranged inside the placing groove, an external power line is fixedly connected to one side of the back face of the workbench, a plug is fixedly connected to one end of the external power line, the surface of the workbench is divided into three areas, a monitoring area is arranged on one side of the surface of the workbench, an output area is arranged on the other side of the surface of the workbench, a control area is arranged in the middle of the surface of the workbench, a first ammeter is fixedly connected to the control area, an ammeter knob is arranged below the first ammeter, a first voltmeter is fixedly connected to one side of the first ammeter, and a voltmeter knob is arranged below the first voltmeter, the utility model discloses a fire extinguishing mechanism, including output area, USB interface, fixedly connected with buzzer, alarm lamp, one side fixedly connected with pilot lamp of alarm lamp, the USB interface has been seted up to the below of second ampere meter, be equipped with the second ampere meter on the output area, one side of second ampere meter is equipped with the second voltmeter, the jack has been seted up to the below of second ampere meter, the USB interface has been seted up to one side of jack, fixedly connected with buzzer on the monitoring area, one side fixedly connected with alarm lamp's one side fixedly connected with pilot lamp, alarm lamp's below fixedly connected with temperature display panel, the top of workstation and the front side that is located fire extinguishing mechanism are equipped with the transformer, the top of workstation and the front side that is located output area are equipped with the measured object.
In order to make it possible to take a picture and put it to students for viewing, as a preferred aspect of the present invention: the positive top of panel is equipped with the camera, but camera adoption degree rotation sets up.
In order to facilitate the movement, as a preferred embodiment of the present invention: four corners of the bottom of the workbench are rotatably connected with universal wheels.
In order to facilitate fire suppression, as a preferred aspect of the present invention: the utility model discloses a fire extinguishing mechanism, including the bottom of box, workstation, the top pipe of fire extinguishing mechanism is connected with the top pipe of controller, the top pipe of fire extinguishing mechanism is connected with the top pipe of workstation, the top pipe of box is connected with the pipe, the other end of pipe passes the lateral wall and the fixedly connected with fire extinguishing nozzle of lateral wall and the panel of box, the fire extinguishing nozzle is located the front of panel.
In order to make the total current and the total voltage known, as a preferred embodiment of the present invention: the first ammeter measures total current and the first voltmeter measures total voltage.
In order to know the current and voltage of the measured object, the invention adopts a preferable scheme that: the second ammeter measures the current of the object to be measured, and the second voltmeter measures the voltage of the object to be measured.
In order to facilitate the heat dissipation of the device, as a preferred scheme of the invention: the back of the workbench is provided with a first heat dissipation hole at a position corresponding to the placement groove, and the back of the panel is provided with two second heat dissipation holes.
In order to prevent dust from accumulating on the surface of the transformer, as a preferable aspect of the present invention: and a dust cover is sleeved outside the transformer.
In order to make the viewing angle ergonomic, as a preferred embodiment of the invention: the angle of the panel is arranged obliquely.
In order to enable the device to work normally, the invention adopts a preferable scheme that: the switch passes through controller and external power supply electric connection, external power supply line, first ampere meter, first voltmeter, second ampere meter, second voltmeter, bee calling organ, alarm lamp, pilot lamp, temperature monitor, transformer, testee, wire, camera and temperature sensor all pass through singlechip and external power supply electric connection.
Compared with the prior art, the power transformation comprehensive experiment training device for power transmission current demonstration provided by the invention has the following beneficial effects:
1) different areas of the device realize different functions through the arranged panel and each divided layout area, and the device has clear thought, simple structure and convenient operation when in experiment;
2) through the arranged fire extinguishing mechanism, when an experiment operator operates improperly, an experiment short circuit is caused, and a fire disaster is caused if the experiment operator operates improperly, the fire on the workbench is eliminated through the fire extinguishing mechanism, so that more injuries and losses caused by fire spreading are prevented, and the personal safety of an experimenter and people around the experimenter is protected;
3) through the camera that is equipped with, carry out the video recording or carry out the live projection live broadcast to the experimentation through the camera, realized the effect that a tractor serves several people and use, realized the maximize of utilization ratio, solved crowded make the student at rear see unclear problem around.
Drawings
The accompanying drawings, which are included to provide a further understanding of the invention and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the principles of the invention and not to limit the invention. In the drawings:
FIG. 1 is a schematic diagram of the overall front structure of the present invention;
FIG. 2 is a schematic diagram of an overall backside top view structure according to the present invention;
FIG. 3 is a schematic front view of the present invention;
FIG. 4 is a schematic structural diagram of a fire extinguishing mechanism according to the present invention;
fig. 5 is an enlarged schematic view of fig. 1 at a.
In the figure: 1. a work table; 2. a panel; 3. a fire extinguishing mechanism; 31. a box body; 32. a fire extinguishing tank; 33. a conduit; 34. a fire extinguishing nozzle; 35. a controller; 36. a switch; 4. a placement groove; 5. a distribution box; 6. connecting a power line externally; 7. a plug; 8. monitoring an area; 9. an output area; 10. a control area; 11. a first ammeter; 12. an ammeter knob; 13. a first voltmeter; 14. a voltmeter knob; 15. a second ammeter; 16. a second voltmeter; 17. a jack; 18. a USB interface; 19. a buzzer; 20. an alarm lamp; 21. an indicator light; 22. a temperature display; 23. a transformer; 24. an object to be measured; 25. a wire; 26. a camera; 27. A universal wheel; 28. a first heat dissipation hole; 29. a second heat dissipation hole; 30. a dust cover.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Example 1
Referring to fig. 1-5, the present invention provides the following technical solutions: a power transformation comprehensive experiment training device for power transmission current demonstration comprises a workbench 1, a panel 2 is fixedly connected to the rear side of the top end of the workbench 1, a fire extinguishing mechanism 3 is arranged on one side of the panel 2, a placing groove 4 is formed in one side of the front face of the workbench 1, a distribution box 5 is arranged inside the placing groove 4, an external power line 6 is fixedly connected to one side of the back face of the workbench 1, one end of the external power line 6 is fixedly connected with a plug 7, the surface of the workbench 1 is divided into three areas, one side of the surface of the workbench 1 is a monitoring area 8, the other side of the surface of the workbench 1 is an output area 9, a control area 10 is arranged in the middle of the surface of the workbench 1, a first ammeter 11 is fixedly connected to the control area 10, an ammeter knob 12 is arranged below the first ammeter 11, a first voltmeter 13 is fixedly connected to one side of the first ammeter 11, a voltmeter knob 14 is arranged, be equipped with second ampere meter 15 on the output area 9, one side of second ampere meter 15 is equipped with second voltmeter 16, jack 17 has been seted up to the below of second ampere meter 15, USB interface 18 has been seted up to one side of jack 17, fixedly connected with bee calling organ 19 on the monitoring area 8, one side fixedly connected with alarm lamp 20 of bee calling organ 19, one side fixedly connected with pilot lamp 21 of alarm lamp 20, alarm lamp 20's below fixedly connected with temperature monitor 22, the top of workstation 1 and the front side that is located fire extinguishing mechanism 3 are equipped with transformer 23, the top of workstation 1 and the front side that is located output area 9 are equipped with testee 24, two wires 25 of one side fixedly connected with of testee 24, the inside of panel 2 is equipped with temperature sensor.
In this embodiment: the front top of panel 2 is equipped with camera 26, and camera 26 adopts 360 degrees rotatable settings.
Specifically, when the mr is when experimenting, if all enclose around the instrument and watch, easily cause the student of rear side to watch not to make the teaching effect quality reduce, through the camera 26 to the experiment video that the desktop is going on, and throw the experimentation through the projecting apparatus on the large screen, make the student need not enclose around the device, and can see the whole process of experiment clearly, improved the quality of teaching.
In this embodiment: the bottom four corners of the worktable 1 are rotatably connected with universal wheels 27.
Specifically, when the device needs to be moved, the device can be moved through the universal wheels 27, so that the device is convenient, fast, time-saving and labor-saving.
In this embodiment: fire extinguishing mechanism 3 includes box 31, fire extinguishing tank 32, pipe 33, fire extinguishing nozzle 34, controller 35 and switch 36, the bottom of box 31 and the top fixed connection of workstation 1, the inside of box 31 is equipped with fire extinguishing tank 32, an inside lateral wall fixedly connected with controller 35 of box 31, the fixed surface of controller 35 is connected with switch 36, fire extinguishing tank 32's top pipe joint has pipe 33, the other end of pipe 33 passes the lateral wall and the fixedly connected with fire extinguishing nozzle 34 of the lateral wall of the last lateral wall of box 31 and panel 2, fire extinguishing nozzle 34 is located the front of panel 2.
Specifically, when experimental operation is improper to arouse that the circuit short circuit causes the conflagration, put out a fire through fire extinguishing mechanism 3, prevent that the intensity of a fire from stretching, through opening switch 36 on the controller 35 in box 31, the dry powder in controller 35 control fire extinguishing jar 32 passes through pipe 33, is spouted by fire extinguishing nozzle 34 again and is put out a fire to workstation 1 face on, until the fire is extinguished, prevents that the intensity of a fire from stretching through fire extinguishing mechanism 3, avoids taking place accident.
In this embodiment: the first ammeter 11 measures the total current and the first voltmeter 13 measures the total voltage.
Specifically, the total current of the circuit can be visually known through the measurement of the first ammeter 11, the total voltage of the circuit can be visually known through the measurement of the first voltmeter 13, the total current is changed through the control of the ammeter knob 12, the total voltage is changed through the control of the voltmeter knob 14, and after the total current and the total voltage are changed, the current and the voltage of the object to be measured 24 are observed through the second ammeter 15 and the second voltmeter 16.
In this embodiment: the second ammeter 15 measures the current of the object to be measured 24, and the second voltmeter 16 measures the voltage of the object to be measured 24.
Specifically, the current of the object to be measured 24 can be visually observed by the second ammeter 15, and the voltage of the object to be measured 24 can be visually observed by the second voltmeter 16, so that the method is clear, simple and easy to understand.
In this embodiment: the back of the worktable 1 is provided with a first heat dissipation hole 28 at a position corresponding to the placing groove 4, and the back of the panel 2 is provided with two second heat dissipation holes 29.
Specifically, the heat generated in the distribution box 5 is dissipated through the first heat dissipation hole 28, and the heat generated in the panel 2 is dissipated through the second heat dissipation hole 29, so that the distribution box 5 and the panel 2 are prevented from being damaged due to overhigh internal temperature, and the device cannot work normally.
In this embodiment: the transformer 23 is externally sleeved with a dust cover 30.
Specifically, since the transformer 23 has a complicated structure, dust is easily accumulated on the surface of the transformer when the transformer is placed for a long time, and the transformer is very inconvenient to strongly force, the transformer 23 is prevented from accumulating dust when the transformer is placed in the dust cover 30, and the dust cover 30 has a relatively simple structure and is convenient to clean, and there is no fear of damaging external components of the transformer 23.
In this embodiment: the angle of the panel 2 is arranged obliquely.
Specifically, 2 perpendicular desktops of panel make eyes easily tired behind the device when using for a long time, arouse the discomfort, set up through the slope, adopt ergonomic's angle for the experimenter can not produce tired sense when long-term going on testing, and easily observe and read the experimental data of each dial plate, can not be because of the experimental failure that angular deviation reading mistake arouses.
In this embodiment: the switch 36 is electrically connected with an external power supply through the controller 35, and the external power supply line 6, the first ammeter 11, the first voltmeter 13, the second ammeter 15, the second voltmeter 16, the buzzer 19, the alarm lamp 20, the indicator lamp 21, the temperature display 22, the transformer 23, the measured object 24, the lead 25, the camera 26 and the temperature sensor are all electrically connected with the external power supply through the single chip microcomputer.
Specifically, when an external power supply is connected, when an indicator light 21 is on, the device is indicated to be connected, otherwise, the device is not connected, a switch 36 controls the operation of the fire extinguishing mechanism 3 through a controller 35, a temperature sensor transmits temperature information to a single chip microcomputer, the single chip microcomputer processes temperature signals and displays the temperature information through a temperature display 22, the device is electrified through an external power line 6 and a plug 7, the single chip microcomputer transmits the information of total current and total voltage to a first ammeter 11 and a first voltmeter 13 respectively, the single chip microcomputer transmits the current and the voltage of a measured object 24 to a second ammeter 15 and a second voltmeter 16 respectively, when the device is over-high in temperature or abnormally works such as short circuit, the single chip microcomputer controls an alarm light 20 to flash a proper buzzer 19 for alarming, the single chip microcomputer controls a transformer 23 to transform the voltage, the single chip microcomputer controls a camera 26 to work, the single chip microcomputer enables the object to be measured 24 to work normally through the conducting wire 25.
The working principle is as follows: an external power supply is connected with the plug 7 through the external power line 6, when the device is connected with the power supply, the indicator light 21 is normally lighted, otherwise, the device is not connected with the power supply, the object to be tested 24 is connected with the jack 17 on the panel 2 through the lead 25, the voltage of the main circuit is continuously changed through the transformer 23 through the knob voltmeter knob 14, the current is changed accordingly, the total current and the total voltage are respectively read through the first ammeter 11 and the first voltmeter 13, the current and the voltage of the object to be tested 24 are changed accordingly due to the change of the total voltage, the current and the voltage of the object to be tested 24 are respectively read through the second ammeter 15 and the second voltmeter 16, the test is carried out through multiple changes, the test result is more accurate, the video of the ongoing test on the desktop is recorded through the camera 26, the test process is put on a large screen through the projector, so that students do not need to surround the device and can clearly see the whole process of the experiment, when the device needs to be moved, the device can be moved through the universal wheels 27, when the experiment operation is improper and causes a fire due to a short circuit, the fire is extinguished through the fire extinguishing mechanism 3, the fire is prevented from spreading, by opening the switch 36 on the controller 35 in the box 31, the controller 35 controls the dry powder in the fire extinguishing tank 32 to pass through the conduit 33 and then be sprayed onto the surface of the worktable 1 by the fire extinguishing nozzle 34, until the fire is extinguished, the fire is prevented from spreading by the fire extinguishing mechanism 3, accidents are avoided, the heat generated in the distribution box 5 is dissipated through the first heat dissipating holes 28, the heat generated in the panel 2 is dissipated through the second heat dissipating holes 29, the internal elements are prevented from being damaged due to overhigh temperature inside the distribution box 5 and the panel 2, so that the device can not work normally, because transformer 23 structure is complicated, place for a long time and make the surface easily gather the dust, it is very inconvenient to get up with the brute force, place it wherein through dust cover 30, make transformer 23 can not gather the dust, and dust cover 30 structure is simple relatively, it is comparatively convenient to clear up, and do not worry about damaging the external component of transformer 23, panel 2 is through the slope setting, make the experimenter can not produce tired sense when long-term the experiment, and easily observe and read the experimental data of each dial plate, can not be because of the experimental failure that the angle deviation reading mistake arouses.
Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that changes may be made in the embodiments and/or equivalents thereof without departing from the spirit and scope of the invention. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (10)
1. The utility model provides a power transformation comprehensive experiment training device of transmission current demonstration, includes workstation (1), its characterized in that: the fire extinguishing device is characterized in that a panel (2) is fixedly connected to the rear side of the top end of the workbench (1), a fire extinguishing mechanism (3) is arranged on one side of the panel (2), a placing groove (4) is formed in one side of the front face of the workbench (1), a distribution box (5) is arranged inside the placing groove (4), an external power line (6) is fixedly connected to one side of the back face of the workbench (1), a plug (7) is fixedly connected to one end of the external power line (6), the surface of the workbench (1) is divided into three areas, a monitoring area (8) is arranged on one side of the surface of the workbench (1), an output area (9) is arranged on the other side of the surface of the workbench (1), a control area (10) is arranged in the middle of the surface of the workbench (1), a first ammeter (11) is fixedly connected to the control area (10), an ammeter knob (12) is arranged below the, one side of the first ammeter (11) is fixedly connected with a first voltmeter (13), a voltmeter knob (14) is arranged below the first voltmeter (13), a second ammeter (15) is arranged on the output area (9), a second voltmeter (16) is arranged on one side of the second ammeter (15), a jack (17) is arranged below the second ammeter (15), a USB interface (18) is arranged on one side of the jack (17), a buzzer (19) is fixedly connected on the monitoring area (8), an alarm lamp (20) is fixedly connected on one side of the buzzer (19), an indicator lamp (21) is fixedly connected on one side of the alarm lamp (20), a temperature display (22) is fixedly connected below the alarm lamp (20), a transformer (23) is arranged on the top end of the workbench (1) and on the front side of the fire extinguishing mechanism (3), the top of workstation (1) just is located the front side of output area (9) and is equipped with testee (24), two wire (25) of one side fixedly connected with of testee (24), the inside of panel (2) is equipped with temperature sensor.
2. A power transformation comprehensive experiment training device for transmission current demonstration according to claim 1, characterized in that: the front top of panel (2) is equipped with camera (26), camera (26) adopt 360 degrees rotatable settings.
3. A power transformation comprehensive experiment training device for transmission current demonstration according to claim 2, characterized in that: four corners of the bottom of the workbench (1) are rotatably connected with universal wheels (27).
4. A power transformation comprehensive experiment training device for transmission current demonstration according to claim 3, characterized in that: fire extinguishing mechanism (3) are including box (31), fire extinguishing tank (32), pipe (33), fire extinguishing spray nozzle (34), controller (35) and switch (36), the bottom of box (31) and the top fixed connection of workstation (1), the inside of box (31) is equipped with fire extinguishing tank (32), inside a lateral wall fixedly connected with controller (35) of box (31), the fixed surface of controller (35) is connected with switch (36), the top pipe connection of fire extinguishing tank (32) has pipe (33), the other end of pipe (33) passes lateral wall and the fixedly connected with fire extinguishing spray nozzle (34) of the last lateral wall of box (31) and panel (2), fire extinguishing spray nozzle (34) are located the front of panel (2).
5. A power transformation comprehensive experiment training device for transmission current demonstration according to claim 4, characterized in that: the first ammeter (11) measures the total current and the first voltmeter (13) measures the total voltage.
6. A power transformation comprehensive experiment training device for transmission current demonstration according to claim 1, characterized in that: the second ammeter (15) measures the current of the object to be measured (24), and the second voltmeter (16) measures the voltage of the object to be measured (24).
7. A power transformation comprehensive experiment training device for transmission current demonstration according to claim 1, characterized in that: the back of the workbench (1) and the position corresponding to the placing groove (4) are provided with first heat dissipation holes (28), and the back of the panel (2) is provided with two second heat dissipation holes (29).
8. A power transformation comprehensive experiment training device for transmission current demonstration according to claim 1, characterized in that: and a dust cover (30) is sleeved outside the transformer (23).
9. A power transformation comprehensive experiment training device for transmission current demonstration according to claim 1, characterized in that: the angle of the panel (2) is arranged obliquely.
10. A power transformation comprehensive experiment training device for demonstrating transmission current according to claim 5, characterized in that: switch (36) pass through controller (35) and external power supply electric connection, external power cord (6), first ampere meter (11), first voltmeter (13), second ampere meter (15), second voltmeter (16), bee calling organ (19), alarm lamp (20), pilot lamp (21), temperature monitor (22), transformer (23), measured object (24), wire (25), camera (26) and temperature sensor all pass through singlechip and external power supply electric connection.
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| Application Number | Priority Date | Filing Date | Title |
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| CN202011304263.3A CN112331045A (en) | 2020-11-19 | 2020-11-19 | Power transformation comprehensive experiment training device for power transmission current demonstration |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202011304263.3A CN112331045A (en) | 2020-11-19 | 2020-11-19 | Power transformation comprehensive experiment training device for power transmission current demonstration |
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| KR101803316B1 (en) * | 2017-03-03 | 2017-11-30 | 주식회사 그인 | Simulation apparatus to experience moving wind |
| CN208554299U (en) * | 2018-07-17 | 2019-03-01 | 蒲一凡 | A kind of multifunctional physics teaching experimental bench |
| CN211586705U (en) * | 2020-01-01 | 2020-09-29 | 江苏富祥科教设备有限公司 | Novel interactive electricity physical experiment table for teaching |
| CN111672040A (en) * | 2020-06-18 | 2020-09-18 | 国网上海市电力公司 | Fire monitoring and fire extinguishing system of electrical cabinet |
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Application publication date: 20210205 |