CN211237479U - Electronic teaching device for circuit experiments - Google Patents
Electronic teaching device for circuit experiments Download PDFInfo
- Publication number
- CN211237479U CN211237479U CN202020310511.4U CN202020310511U CN211237479U CN 211237479 U CN211237479 U CN 211237479U CN 202020310511 U CN202020310511 U CN 202020310511U CN 211237479 U CN211237479 U CN 211237479U
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- movable
- gear
- sliding block
- motor
- movable sliding
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- 238000002474 experimental method Methods 0.000 title claims abstract description 32
- 230000005540 biological transmission Effects 0.000 claims abstract description 31
- 230000001681 protective effect Effects 0.000 claims abstract description 17
- 238000003466 welding Methods 0.000 claims description 6
- 238000011160 research Methods 0.000 description 3
- 238000012549 training Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000004065 semiconductor Substances 0.000 description 1
- 230000001360 synchronised effect Effects 0.000 description 1
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Abstract
The utility model discloses an electronic teaching device for circuit experiments, including the main cabinet body, the up end of the main cabinet body is provided with operation platform, movable cross beam is installed to operation platform's centre, movable cross beam's both sides all are provided with the shifting sledge, gear rack is installed to movable cross beam's up end, the removal slider is installed to the top of gear rack, driving screw is installed to one side of removing the slider, the internally mounted who removes the slider has drive turbine, drive turbine's below is installed movable gear, the motor protective housing is installed to the up end of removing the slider, the internally mounted of motor protective housing has the motor. The utility model discloses an install flexible bracing piece, guide post, camera and projecting apparatus and can carry out the real-time shooting transmission with teaching personnel's actual operation and put in on the large screen, can be so that the study personnel know more thoroughly to actual operation, and learning knowledge is more abundant, simple structure, convenient operation.
Description
Technical Field
The utility model relates to a circuit experiment teaching technical field specifically is an electronic teaching device for circuit experiment.
Background
With the rapid development of social economy, the main task of electronic circuit experiments is to develop the practical ability, research and innovation ability of students, so that the training of basic experimental skills and scientific experimental methods, the training of circuit design and circuit realization ability, the cultivation of computer tool capability and the spirit of research, exploration and innovation are highlighted, the electronic technology researches are the application of electronic devices and circuits formed by the electronic devices, semiconductor devices are the most basic components forming various discrete and integrated electronic circuits, and the electronic teaching device for circuit experiments is a device used for assisting in teaching experiments during circuit experiments.
However, when the existing circuit experiment teaching is carried out, due to the limitation of a field and teaching equipment, a learner needs to watch around an operator, the learner is crowded, and is difficult to watch for some people, so that the knowledge is not known enough, and errors occur in the actual operation of the circuit experiment; therefore, the electronic teaching device for the circuit experiment is not satisfied with the existing requirements.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide an electronic teaching device for circuit experiments to current that proposes in solving above-mentioned background art is when carrying out circuit experiment teaching, because the restriction of place restriction and teaching equipment, needs the study personnel to watch around operating personnel, and the people is crowded many, is difficult to watch to some personnel, leads to knowledge to know not enough, appears wrong scheduling problem when leading to circuit experiment actual operation.
In order to achieve the above object, the utility model provides a following technical scheme: an electronic teaching device for circuit experiments comprises a main cabinet body, wherein an operating platform is arranged on the upper end face of the main cabinet body, a movable cross beam is installed in the middle of the operating platform, movable slide rails are arranged on two sides of the movable cross beam, a gear strip is installed on the upper end face of the movable cross beam, a movable sliding block is installed above the gear strip, a transmission screw is installed on one side of the movable sliding block, a transmission turbine is installed inside the movable sliding block, a movable gear is installed below the transmission turbine, a motor protective shell is installed on the upper end face of the movable sliding block, a motor is installed inside the motor protective shell, a motor gear is installed at the front end of the motor, a transmission gear is installed on one side of the motor gear, a guide upright post is installed on one side of the motor protective shell, and a telescopic supporting rod is installed at one end, the middle of flexible bracing piece is provided with the power threaded rod, the connecting block is installed to the other end of flexible bracing piece, the camera is installed in the place ahead of connecting block, the projecting apparatus is installed to the top of the main cabinet body.
Preferably, the outside of flexible bracing piece evenly is provided with two guide bars, the inboard of direction stand evenly is provided with two direction spouts, the outside of guide bar and the inboard of direction spout laminate completely.
Preferably, the outer side of one end of the movable sliding block is completely attached to the inner side of the movable sliding rail, and the movable sliding block is connected with the movable sliding rail in a sliding mode.
Preferably, a rotating shaft is arranged between the moving gear and the transmission turbine, and the rotating shaft penetrates through the moving gear and the transmission turbine and is inserted into the moving slide block.
Preferably, the lower end face of the motor protective shell is completely attached to the upper end face of the movable sliding block, and the motor protective shell is fixed to the movable sliding block through welding.
Preferably, a shaft pin is installed on the rear end face of the camera, and the other end of the shaft pin is inserted into the connecting block.
Preferably, a limiting ring is installed on the outer side of one end of the power threaded rod, and the limiting ring is fixed to the outer side of the end of the power threaded rod through welding.
Compared with the prior art, the beneficial effects of the utility model are that:
1. when the utility model is used for circuit experiment teaching, firstly, a teaching person places circuit experiment equipment on an operation platform for fixing, then the transmission screw on the side surface of a movable sliding block can be rotated to drive a transmission turbine meshed with the transmission screw to rotate, the transmission turbine can drive a movable gear fixed by the same rotating shaft to move when rotating, the movable gear can move along a gear bar due to the meshing action between the movable gear and the gear bar when rotating, so that the movable gear drives the movable sliding block to wholly slide along a movable beam, the position of a camera is changed until the movable gear is positioned near the experimental equipment, then the best shooting angle can be found by rotating the camera around a shaft pin between the camera and a connecting block, the power supply of a device is switched on, and the teaching person can be shot in real time by the camera, the projector is used for projecting the image on a large screen for the study staff to watch, the study staff is not required to surround the teaching staff, the image can be synchronously operated along with the teaching staff, more knowledge can be studied, the experiment is more perfect, the operation details of the teaching staff can be delicately displayed, and the study is convenient;
2. the utility model discloses a difference according to the teaching habit of the teaching personnel, can be through the power of switch-on motor, it is rotatory to make to drive motor gear after the motor starts, it is rotatory to make motor gear drive gear and power threaded rod, and the screw thread that can pass through its outside when the power threaded rod is rotatory, and the mutual effect of the inboard screw thread of flexible bracing piece tip, can control advancing and retreating of flexible bracing piece when making the power threaded rod rotatory, can control the shooting position of camera, do not need the teaching personnel to carry out placing of teaching aid according to the shooting position of camera, can freely place, conveniently adjust and shoot the position, the better operation of imparting knowledge to students.
Drawings
Fig. 1 is a schematic overall structure diagram of the present invention;
FIG. 2 is a schematic structural view of the telescopic supporting rod of the present invention;
fig. 3 is a schematic structural view of the movable slider of the present invention;
fig. 4 is the schematic view of the local structure of the motor protection case of the present invention.
In the figure: 1. a main cabinet body; 2. a projector; 3. an operating platform; 4. moving the slide rail; 5. moving the beam; 6. a gear rack; 7. a motor protection shell; 8. moving the slide block; 9. a guide upright post; 10. a telescopic support rod; 11. connecting blocks; 12. a camera; 13. a power threaded rod; 14. a guide chute; 15. a transmission gear; 16. a drive turbine; 17. a drive screw; 18. a moving gear; 19. a motor gear; 20. an electric motor.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.
The motor 20 of the present invention (model 5GN15K) is commercially available or custom made.
Referring to fig. 1 to 4, the present invention provides an embodiment: an electronic teaching device for circuit experiments comprises a main cabinet body 1, wherein an operating platform 3 is arranged on the upper end face of the main cabinet body 1, a movable cross beam 5 is installed in the middle of the operating platform 3, movable slide rails 4 are arranged on two sides of the movable cross beam 5, the movable cross beam 8 can be guided and positioned to facilitate operation, a gear rack 6 is installed on the upper end face of the movable cross beam 5, a movable slide block 8 is installed above the gear rack 6, a transmission screw 17 is installed on one side of the movable slide block 8, a transmission turbine 16 is installed inside the movable slide block 8, a movable gear 18 is installed below the transmission turbine 16, a motor protective shell 7 is installed on the upper end face of the movable slide block 8, a motor 20 is installed inside the motor protective shell 7, a motor gear 19 is installed at the front end of the motor 20, a transmission gear 15 is installed on one side of the motor gear 19, a, flexible bracing piece 10 is installed to the one end of guide post 9, and the centre of flexible bracing piece 10 is provided with power threaded rod 13, and connecting block 11 is installed to the other end of flexible bracing piece 10, and camera 12 is installed in the place ahead of connecting block 11, can pass through 2 demonstrations of projecting apparatus on the large screen of the teaching personnel's of shooing teaching operation, makes things convenient for the study personnel to watch study, and projecting apparatus 2 is installed to the top of the main cabinet body 1.
Further, the outer side of the telescopic support rod 10 is uniformly provided with two guide rods, the inner side of the guide upright post 9 is uniformly provided with two guide chutes 14, and the outer side of each guide rod is completely attached to the inner side of each guide chute 14.
By adopting the technical scheme, the guide rod and the guide sliding groove 14 limit the running direction of the telescopic supporting rod 10, and the telescopic supporting rod 10 cannot rotate along with the power threaded rod 13.
Further, the outer side of one end of the movable sliding block 8 is completely attached to the inner side of the movable sliding rail 4, and the movable sliding block 8 is connected with the movable sliding rail 4 in a sliding mode.
By adopting the technical scheme, the sliding connection is convenient to use, the operation is simple, and the sliding block 8 is convenient to move.
Furthermore, a rotating shaft is arranged between the moving gear 18 and the transmission turbine 16, and the rotating shaft penetrates through the moving gear 18 and the transmission turbine 16 and is inserted into the moving slider 8.
By adopting the technical scheme, the rotating shaft ensures that the moving gear 18 and the transmission turbine 16 can synchronously rotate.
Further, the lower end face of the motor protective shell 7 is completely attached to the upper end face of the movable sliding block 8, and the motor protective shell 7 is fixed to the movable sliding block 8 through welding.
Through adopting above-mentioned technical scheme, the welding has strengthened motor protective housing 7 and the connection performance and the stability ability of moving slider 8, has fine mechanical strength.
Further, a shaft pin is installed on the rear end face of the camera 12, and the other end of the shaft pin is inserted into the connecting block 11.
Through adopting above-mentioned technical scheme, pivot simple structure, convenient to use for camera 12 can the free rotation, makes things convenient for the user of service to carry out angle regulation, better shoots teaching operation.
Further, a limiting ring is installed on the outer side of one end of the power threaded rod 13, and the limiting ring is fixed on the outer side of the end of the power threaded rod 13 through welding.
Through adopting above-mentioned technical scheme, the position of flexible bracing piece 10 can be restricted to the spacing ring of power threaded rod 13, guarantees the integrality of device.
The working principle is as follows: when the device is used, when circuit experiment teaching is carried out, firstly, a teaching person places circuit experiment equipment on the operation platform 3 for fixation, then the transmission screw 17 on the side surface of the movable sliding block 8 is rotated, so that the transmission screw 17 drives the transmission turbine 16 engaged with the transmission screw to rotate, the transmission turbine 16 drives the movable gear 18 fixed with the transmission turbine through the same rotating shaft to move when rotating, the movable gear 18 moves along the gear strip 6 due to the engagement between the movable gear 18 and the gear strip 6 when rotating, the movable gear 18 drives the movable sliding block 8 to integrally slide along the movable cross beam 5, so that the position of the camera 12 is changed until the movable gear is positioned near the experiment equipment, then the best shooting angle can be found by rotating the camera 12 around a shaft pin between the camera 12 and the connecting block 11, and the power supply of the device is switched on at the moment, can shoot in real time the operation of teaching personnel through camera 12, then through 2 projections of projecting apparatus on the large screen, supply the study personnel to watch, do not need the study personnel to enclose to watch the teaching personnel, and can follow teaching personnel synchronous operation, can learn more knowledge, accomplish more perfect when the experiment goes on, simple structure, convenient operation.
It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Claims (7)
1. The utility model provides an electronic teaching device for circuit experiments, includes the main cabinet body (1), its characterized in that: the upper end face of the main cabinet body (1) is provided with an operating platform (3), a movable cross beam (5) is installed in the middle of the operating platform (3), movable slide rails (4) are arranged on two sides of the movable cross beam (5), a gear rack (6) is installed on the upper end face of the movable cross beam (5), a movable sliding block (8) is installed above the gear rack (6), a transmission screw (17) is installed on one side of the movable sliding block (8), a transmission turbine (16) is installed inside the movable sliding block (8), a movable gear (18) is installed below the transmission turbine (16), a motor protective shell (7) is installed on the upper end face of the movable sliding block (8), a motor (20) is installed inside the motor protective shell (7), a motor gear (19) is installed at the front end of the motor (20), a transmission gear (15) is installed on one side of the motor gear (19), guide stand (9) are installed to one side of motor protective housing (7), flexible bracing piece (10) are installed to the one end of guide stand (9), the centre of flexible bracing piece (10) is provided with power threaded rod (13), connecting block (11) are installed to the other end of flexible bracing piece (10), camera (12) are installed in the place ahead of connecting block (11), projecting apparatus (2) are installed to the top of the main cabinet body (1).
2. The electronic teaching device for circuit experiments as claimed in claim 1, wherein: the outside of flexible bracing piece (10) evenly is provided with two guide bars, the inboard of direction stand (9) evenly is provided with two direction spouts (14), the outside of guide bar laminates with the inboard of direction spout (14) completely.
3. The electronic teaching device for circuit experiments as claimed in claim 1, wherein: the outer side of one end of the movable sliding block (8) is completely attached to the inner side of the movable sliding rail (4), and the movable sliding block (8) is connected with the movable sliding rail (4) in a sliding mode.
4. The electronic teaching device for circuit experiments as claimed in claim 1, wherein: a rotating shaft is arranged between the moving gear (18) and the transmission turbine (16), and the rotating shaft penetrates through the moving gear (18) and the transmission turbine (16) and is inserted in the moving sliding block (8).
5. The electronic teaching device for circuit experiments as claimed in claim 1, wherein: the lower end face of the motor protective shell (7) is completely attached to the upper end face of the movable sliding block (8), and the motor protective shell (7) is fixed with the movable sliding block (8) through welding.
6. The electronic teaching device for circuit experiments as claimed in claim 1, wherein: the rear end face of the camera (12) is provided with a shaft pin, and the other end of the shaft pin is inserted in the connecting block (11).
7. The electronic teaching device for circuit experiments as claimed in claim 1, wherein: the limiting ring is installed in the one end outside of power threaded rod (13), the limiting ring passes through the welded fastening in the tip outside of power threaded rod (13).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020310511.4U CN211237479U (en) | 2020-03-13 | 2020-03-13 | Electronic teaching device for circuit experiments |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020310511.4U CN211237479U (en) | 2020-03-13 | 2020-03-13 | Electronic teaching device for circuit experiments |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211237479U true CN211237479U (en) | 2020-08-11 |
Family
ID=71939271
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020310511.4U Expired - Fee Related CN211237479U (en) | 2020-03-13 | 2020-03-13 | Electronic teaching device for circuit experiments |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211237479U (en) |
-
2020
- 2020-03-13 CN CN202020310511.4U patent/CN211237479U/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 | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20200811 |