CN211742432U - Physical electricity experiment demonstration device - Google Patents
Physical electricity experiment demonstration device Download PDFInfo
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- CN211742432U CN211742432U CN202020447116.0U CN202020447116U CN211742432U CN 211742432 U CN211742432 U CN 211742432U CN 202020447116 U CN202020447116 U CN 202020447116U CN 211742432 U CN211742432 U CN 211742432U
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Abstract
The utility model belongs to the technical field of electrical experiment equipment and discloses a physical electrical experiment demonstration device, wherein a mounting box is fixed at the upper end of a base through bolts, and a mounting block is fixed inside the mounting box through bolts; the mounting block is connected with the snake-shaped hose through a bolt, a camera is fixed at the end part of the snake-shaped hose through a bolt, the camera is connected with the host through a data line, and the host is fixed in the base through a bolt; a fixing plate is fixed on the side surface of the base through a bolt, and an electric telescopic rod is fixed on the fixing plate through a bolt; the top of the electric telescopic rod is fixed with a rotary table through a bearing, and the upper end of the rotary table is fixed with a display screen through a bolt. The utility model can adjust the height of the display screen according to the scene of the scene by arranging the electric telescopic rod; and through being provided with the revolving stage, can adjust the angle of display screen, conveniently observe physics electricity experiment demonstration operation, avoid the observer to gather together, reduced the effect of observing.
Description
Technical Field
The utility model belongs to the technical field of electricity experimental facilities, especially, relate to a physics electricity experiment presentation device.
Background
At present, in the teaching of physics discipline, often will use experimental demonstration device. Especially, the electrical module in the third generation is not easy to learn due to relatively abstract electrical knowledge, and auxiliary equipment is needed for teaching demonstration. The method is usually used for teachers to bring some common electrical components to classrooms for on-site connection demonstration, and although the method is feasible, the method is difficult to operate and wastes time and labor. In order to solve the above problems, the demonstration device of the physical and electrical experiments plays a key role. But current physics electricity experiment presentation device needs the observer to gather together and watch in the use, and is difficult for seeing clearly to experiment demonstration operation process, has reduced the effect of experiment demonstration. Meanwhile, the existing physical and electrical experiment demonstration device is fixed and inconvenient to move.
Through the above analysis, the problems and defects of the prior art are as follows:
(1) the current physics electricity experiment presentation device needs the observer to gather together and watch in the use, is difficult for seeing clearly to experiment demonstration operation process, has reduced the effect of experiment demonstration.
(2) The existing physical and electrical experiment demonstration device is fixed and inconvenient to move.
SUMMERY OF THE UTILITY MODEL
To the problem that prior art exists, the utility model provides a physics electricity experiment presentation device.
The utility model is realized in such a way that a physical electricity experiment demonstration device is provided with a base;
the upper end of the base is fixed with a mounting box through a bolt, and a mounting block is fixed inside the mounting box through a bolt; the mounting block is connected with the snake-shaped hose through a bolt, a camera is fixed at the end part of the snake-shaped hose through a bolt, the camera is connected with the host through a data line, and the host is fixed in the base through a bolt;
a fixing plate is fixed on the side surface of the base through a bolt, and an electric telescopic rod is fixed on the fixing plate through a bolt; the top of the electric telescopic rod is fixed with a rotary table through a bearing, and the upper end of the rotary table is fixed with a display screen through a bolt.
The utility model can adjust the height of the display screen according to the scene of the scene by arranging the electric telescopic rod; and through being provided with the revolving stage, can adjust the angle of display screen, conveniently observe physics electricity experiment demonstration operation, avoid the observer to gather together, reduced the effect of observing. In the process of carrying out a physical and electrical experiment, the snake-shaped hose is adjusted to enable the camera to face the operating table board. The camera transmits the acquired image to the host, and the host controls the display screen to display the physical and electrical experiment operation.
Further, the base rear side is connected with the operation mesa through the pivot, and the inboard integration of operation mesa is provided with the second recess, and operation mesa front side is fixed with the handle through the bolt.
When the integrated device is stored, the utility model discloses well base is connected with the operation mesa through the pivot, can keep the cleanliness of device on the operation mesa, prevents to fall to the dust.
Further, a metal wire, a bulb, an ammeter, a voltmeter, a first switch, a second switch, a third switch, a fourth switch, a slide rheostat, a power supply groove and a main switch are mounted on the inner side of the second groove through bolts.
The utility model discloses an opening and closing of four switches can obtain multiple circuit, accomplish different experimental demonstrations respectively on same device, can measure the resistivity of wire, the volt-ampere characteristic curve of the little bulb of drawing and survey the electromotive force and the internal resistance of power.
Further, the metal wire is installed at the upper left corner of the inner side of the second groove through a bolt, and the bulb is installed at the lower side of the metal wire; the first switch is arranged at the lower side of the bulb, and the second switch is arranged at the lower side of the first switch;
the third switch is arranged on the right side of the first switch, the fourth switch is arranged on the lower side of the third switch, and the power supply groove is arranged on the lower side of the fourth switch; the sliding rheostat is arranged on the right side of the fourth switch, and the voltmeter is arranged on the upper side of the sliding rheostat; the ampere meter is installed on the voltmeter upside, and the main switch is installed on the ampere meter upside.
The utility model provides a device of arranging can conveniently carry out the line, improves the efficiency of experiment demonstration.
Furthermore, four universal wheels are installed on the lower portion of the base through bolts, and a first groove is integrally formed in the upper portion of the base.
The utility model discloses a set up four universal wheels, can easily remove required position.
Furthermore, cushion pads are glued at the edges and corners of the upper surface of the base and the edges and corners of the operating table board.
The utility model discloses insole upper surface edges and corners and operation mesa edges and corners are glued there is the blotter, has improved the security, avoids the edges and corners to expose, has the potential safety hazard.
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 of the present application will be briefly described below, and it is obvious that the drawings described below are only some embodiments of the present application, and it is obvious for those skilled in the art that other drawings can be obtained from the drawings without creative efforts.
Fig. 1 is a schematic structural view of a physical electrical experiment demonstration apparatus provided by an embodiment of the present invention.
Fig. 2 is a schematic circuit diagram of a physical electrical experiment demonstration apparatus provided by an embodiment of the present invention.
Fig. 3 is a schematic structural view of the electric telescopic rod, the fixing plate, the turntable and the display screen provided by the embodiment of the present invention.
Fig. 4 is a schematic structural diagram of a camera, a snake-shaped hose and a mounting block provided by an embodiment of the present invention.
In the figure: 1. a universal wheel; 2. a base; 3. a cushion pad; 4. an operation table top; 5. a slide rheostat; 6. a voltmeter; 7. an ammeter; 8. a master switch; 9. a handle; 10. a second groove; 11. a metal wire; 12. a bulb; 13. a first switch; 14. a second switch; 15. a first groove; 16. a third switch; 17. a fourth switch; 18. a power supply groove; 19. an electric telescopic rod; 20. a fixing plate; 21. a turntable; 22. a display screen; 23. mounting a box; 24. a camera; 25. a flexible hose of a serpentine type; 26. and (7) installing the block.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is further described in detail with reference to the following embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
To the problem that prior art exists, the utility model provides a physics electricity experiment presentation device, it is right below combining the figure the utility model discloses do detailed description.
As shown in figure 1, in order to facilitate the movement of the whole device and improve the safety in use, the exposed edges and corners are avoided, and potential safety hazards exist. Four universal wheels 1 are installed through the bolt in base 2 lower part, and base 2 upper portion integration is provided with first recess 15.
The rear side of the base 2 is connected with an operation table top 4 through a rotating shaft, the inner side of the operation table top 4 is integrally provided with a second groove 10, and the front side of the operation table top is fixed with a handle 9 through a bolt.
The inner side of the second groove 10 is provided with a metal wire 11, a bulb 12, an ammeter 7, a voltmeter 6, a first switch 13, a second switch 14, a third switch 16, a fourth switch 17, a slide rheostat 5, a power supply groove 18 and a main switch 8 through bolts.
In this embodiment, base 2 upper surface edges and corners and 4 edges and corners of operation mesa are glued and have blotter 3, and blotter 3 is the silica gel material. The utility model discloses a be provided with silica gel blotter 3, improved the security of this device when using, avoid the edges and corners to expose, there is the potential safety hazard.
The utility model can be easily moved to the required position by arranging four universal wheels 1; the utility model discloses an opening and closing of four switches can obtain multiple circuit, accomplish different experimental demonstrations respectively on same device, can measure the resistivity of wire 11, the volt-ampere characteristic curve of little bulb 12 of drawing and survey the electromotive force and the internal resistance of power. The utility model discloses simple structure, the volume is less, has greatly improved the utilization ratio of device.
As shown in fig. 2, the wire 11 is mounted at the upper left corner inside the second groove 10 by a bolt, and the bulb 12 is mounted at the lower side of the wire 11; the first switch 13 is arranged at the lower side of the bulb 12, and the second switch 14 is arranged at the lower side of the first switch 13; the third switch 16 is arranged at the right side of the first switch 13, the fourth switch 17 is arranged at the lower side of the third switch 16, and the power supply groove 18 is arranged at the lower side of the fourth switch 17; the slide rheostat 5 is arranged at the right side of the fourth switch 17, and the voltmeter 6 is arranged at the upper side of the slide rheostat 5; an ammeter 7 is arranged on the upper side of the voltmeter 6, and a main switch 8 is arranged on the upper side of the ammeter 7.
In the present embodiment, the wire 11, the bulb 12, the ammeter 7, the voltmeter 6, the first switch 13, the second switch 14, the third switch 16, the fourth switch 17, the sliding rheostat 5, the power supply groove 18 and the main switch 8 are connected with the internal circuit of the operation table top 4 through wires.
In the present embodiment, the first switch 13 and the second switch 14 are single-pole single-throw switches, and the third switch 16 and the fourth switch 17 are single-pole double-throw switches.
As shown in fig. 3, the operation was demonstrated for the convenience of observing the physical electrical experiment. The side of the base 2 is fixed with a fixing plate 20 through bolts, the fixing plate 20 is fixed with an electric telescopic rod 19 through bolts, the top of the electric telescopic rod 19 is fixed with a rotary table 21 through a bearing, and the upper end of the rotary table 21 is fixed with a display screen 22 through bolts.
According to the scene of the scene, the height of the display screen 22 is adjusted through the electric telescopic rod 19. After the height adjustment of the display screen is completed, the angle of the display screen 22 is adjusted, the physical and electrical experiment demonstration operation is convenient to observe, observers are prevented from gathering together, and the observation effect is reduced.
As shown in fig. 4, in order to facilitate the observation of the physical electrical experimental operation by the observer. The upper end of the base 2 is fixed with a mounting box 23 through bolts, and a mounting block 26 is fixed in the mounting box 23 through bolts; the mounting block 26 is connected with the snake-shaped hose 25 through bolts, the end part of the snake-shaped hose 25 is fixed with the camera 24 through bolts, the camera 24 is connected with the host through a data line, and the host is fixed in the base 2 through bolts.
During the physical and electrical experiment, the snake-shaped hose 25 is adjusted to make the camera 24 face the operation table top 4. The camera 24 transmits the acquired image to the host computer, and the host computer controls the display screen 22 to display the physical and electrical experiment operation.
The utility model discloses a theory of operation does: the whole device is moved to a proper position through the universal wheels 1. According to the scene of the scene, the height of the display screen 22 is adjusted through the electric telescopic rod 19. After the height adjustment of the display screen is completed, the angle of the display screen 22 is adjusted, the physical and electrical experiment demonstration operation is convenient to observe, observers are prevented from gathering together, and the observation effect is reduced. During the physical and electrical experiment, the snake-shaped hose 25 is adjusted to make the camera 24 face the operation table top 4. The camera 24 transmits the acquired image to the host computer, and the host computer controls the display screen 22 to display the physical and electrical experiment operation.
The utility model discloses an opening and closing of four switches can obtain multiple circuit, accomplish different experimental demonstrations respectively on same device, can measure the resistivity of wire 11, the volt-ampere characteristic curve of little bulb 12 of drawing and survey the electromotive force and the internal resistance of power.
The above description is only for the specific embodiments of the present invention, but the protection scope of the present invention is not limited thereto, and any modification, equivalent replacement, and improvement made within the spirit and principle of the present invention should be covered within the protection scope of the present invention by those skilled in the art within the technical scope of the present invention.
Claims (6)
1. The utility model provides a physics electricity experiment presentation device which characterized in that, physics electricity experiment presentation device is provided with:
a base;
the upper end of the base is fixed with a mounting box through a bolt, and a mounting block is fixed inside the mounting box through a bolt; the mounting block is connected with the snake-shaped hose through a bolt, a camera is fixed at the end part of the snake-shaped hose through a bolt, the camera is connected with the host through a data line, and the host is fixed in the base through a bolt;
a fixing plate is fixed on the side surface of the base through a bolt, and an electric telescopic rod is fixed on the fixing plate through a bolt; the top of the electric telescopic rod is fixed with a rotary table through a bearing, and the upper end of the rotary table is fixed with a display screen through a bolt.
2. A physics and electricity experiment demonstration device as claimed in claim 1, wherein the back side of said base is connected with an operation table through a rotation shaft, the inner side of the operation table is integrally provided with a second groove, and the front side of the operation table is fixed with a handle through a bolt.
3. A physics and electricity experiment demonstration device according to claim 2, wherein said second groove is internally mounted with a wire, a bulb, an ammeter, a voltmeter, a first switch, a second switch, a third switch, a fourth switch, a slide rheostat, a power groove and a main switch by bolts.
4. A physics and electricity experiment demonstration device according to claim 3, wherein said wire is mounted at the upper left corner inside the second groove by means of a bolt, and a bulb is mounted at the lower side of the wire; the first switch is arranged at the lower side of the bulb, and the second switch is arranged at the lower side of the first switch;
the third switch is arranged on the right side of the first switch, the fourth switch is arranged on the lower side of the third switch, and the power supply groove is arranged on the lower side of the fourth switch; the sliding rheostat is arranged on the right side of the fourth switch, and the voltmeter is arranged on the upper side of the sliding rheostat; the ampere meter is installed on the voltmeter upside, and the main switch is installed on the ampere meter upside.
5. A physics and electricity experiment demonstration device according to claim 1, wherein four universal wheels are installed on the lower portion of said base through bolts, and a first groove is integrally formed on the upper portion of said base.
6. A physics and electricity experiment demonstration device according to claim 1, wherein said base has cushions glued to the corners of the top surface and the operating table.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020447116.0U CN211742432U (en) | 2020-03-31 | 2020-03-31 | Physical electricity experiment demonstration device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020447116.0U CN211742432U (en) | 2020-03-31 | 2020-03-31 | Physical electricity experiment demonstration device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211742432U true CN211742432U (en) | 2020-10-23 |
Family
ID=72853248
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020447116.0U Expired - Fee Related CN211742432U (en) | 2020-03-31 | 2020-03-31 | Physical electricity experiment demonstration device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211742432U (en) |
-
2020
- 2020-03-31 CN CN202020447116.0U patent/CN211742432U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20201023 Termination date: 20210331 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |