CN215182654U - Electronic circuit demonstration device - Google Patents
Electronic circuit demonstration device Download PDFInfo
- Publication number
- CN215182654U CN215182654U CN202121284722.6U CN202121284722U CN215182654U CN 215182654 U CN215182654 U CN 215182654U CN 202121284722 U CN202121284722 U CN 202121284722U CN 215182654 U CN215182654 U CN 215182654U
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- fixedly connected
- connecting plate
- spring
- teaching device
- rod
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Abstract
The utility model belongs to the technical field of the teaching device, concretely relates to electronic circuit teaching device, including supporting the shell, it has the brake block to articulate on the support shell, the first spring of fixedly connected with on the brake block, the other end fixedly connected with support shell of first spring, fixedly connected with wheel carrier on the support shell, the inside of wheel carrier is rotated and is connected with the wheel, there is the threaded rod inside of support shell through threaded connection, brake block and wheel contact, the upper end fixedly connected with support frame of support shell, the upper end fixedly connected with bracing piece of support frame, the first connecting plate of upper end fixedly connected with of bracing piece. The utility model discloses a be provided with the connecting rod, can adjust the size of show board when the circuit board of fixed different models makes, through being provided with splint, drive the tight circuit board of slide bar punch holder clamp through the second spring, the effectual problem of solving the circuit board that current teaching device can not fix different models.
Description
Technical Field
The utility model relates to a teaching technical field specifically is an electronic circuit teaching device.
Background
An electrical circuit is a conductive loop consisting of metal wires and electrical and electronic components, which is called an electrical circuit. The simplest circuit consists of a power load and wiring, switches, etc. connected in a manner that provides a path for the flow of charge. The teaching device used in electronic circuit teaching cannot fix circuit boards of various models, and the display board is inconvenient to carry when in use.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide an electronic circuit teaching device has solved the problem of the inconvenient transport when the circuit board of present teaching device can not fix multiple model and use.
In order to achieve the above object, the utility model provides a following technical scheme: an electronic circuit teaching device comprises a supporting shell, wherein a brake plate is hinged on the supporting shell, a first spring is fixedly connected on the brake plate, the other end of the first spring is fixedly connected with the supporting shell, a wheel carrier is fixedly connected on the supporting shell, wheels are rotatably connected inside the wheel carrier, a threaded rod is connected inside the supporting shell through threads, the brake plate is in contact with the wheels, a supporting frame is fixedly connected at the upper end of the supporting shell, a supporting rod is fixedly connected at the upper end of the supporting frame, a first connecting plate is fixedly connected at the upper end of the supporting rod, a connecting rod is slidably connected inside the first connecting plate, a clamping groove is formed in the connecting rod, a second connecting plate is fixedly connected at the upper end of the connecting rod, a slide rod is slidably connected inside the second connecting plate and the first connecting plate, and a clamping plate is fixedly connected at one end of the slide rod, the other end fixedly connected with of slide bar keeps off the ring, the outside of slide bar is provided with the second spring, the both ends of the second spring in the slide bar outside on the first connecting plate respectively with connecting plate and fender ring fixed connection, the both ends of the second spring in the slide bar outside on the second connecting plate respectively with second connecting plate and fender ring fixed connection.
Preferably, the number of the first springs is two, and the two first springs are symmetrically distributed on the supporting shell.
Preferably, the lower end of the threaded rod is fixedly connected with a connecting block, and the connecting block is in contact with the brake plate.
Preferably, the inside sliding connection of draw-in groove has the stop pin, there is the stop pin inside through threaded connection of first connecting plate.
Preferably, the number of the clamping grooves is multiple, and the clamping grooves are distributed on the connecting rod at equal intervals.
Preferably, circuit boards are placed on the first connecting plate and the second connecting plate, and the clamping plates are in contact with the circuit boards.
Compared with the prior art, the beneficial effects of the utility model are as follows:
1. the utility model discloses a be provided with the connecting rod, the size of adjustment when the circuit board of fixed different models makes, through being provided with splint, through the tight circuit board of second spring drive slide bar punch holder clamp, the effectual problem of solving the circuit board that current teaching device can not fix different models.
2. The utility model discloses a there is the wheel, can make this show board remove, through being provided with the threaded rod, threaded rod and support shell take place the screw motion, and the threaded rod drives connecting block contact brake block, makes brake block contact wheel, can be used to fixed teaching device, and fixed wheel is unrotatable.
Drawings
FIG. 1 is a perspective view of the overall structure of the present invention;
fig. 2 is a front cross-sectional view of fig. 1 of the present invention;
fig. 3 is an enlarged view of a portion a in fig. 2 according to the present invention.
In the figure: 1. a support housing; 2. a brake plate; 3. a first spring; 4. a wheel carrier; 5. a wheel; 6. a threaded rod; 7. connecting blocks; 8. a support frame; 9. a support bar; 10. a first connecting plate; 11. a connecting rod; 12. a card slot; 13. a limit pin; 14. a second connecting plate; 15. a slide bar; 16. a splint; 17. a baffle ring; 18. a second spring; 19. a circuit board.
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. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Referring to fig. 1-3, an electronic circuit teaching device comprises a supporting shell 1, a braking plate 2 is hinged on the supporting shell 1, a first spring 3 is fixedly connected on the braking plate 2, the other end of the first spring 3 is fixedly connected with the supporting shell 1, a wheel carrier 4 is fixedly connected on the supporting shell 1, a wheel 5 is rotatably connected inside the wheel carrier 4, a threaded rod 6 is connected inside the supporting shell 1 through a thread, the braking plate 2 contacts with the wheel 5, a supporting frame 8 is fixedly connected at the upper end of the supporting shell 1, a supporting rod 9 is fixedly connected at the upper end of the supporting frame 8, a first connecting plate 10 is fixedly connected at the upper end of the supporting rod 9, a connecting rod 11 is slidably connected inside the first connecting plate 10, a clamping groove 12 is formed in the connecting rod 11, a second connecting plate 14 is fixedly connected at the upper end of the connecting rod 11, a sliding rod 15 is slidably connected inside the second connecting plate 14 and the first connecting plate 10, one end of the sliding rod 15 is fixedly connected with a clamping plate 16, the other end of the sliding rod 15 is fixedly connected with a retaining ring 17, a second spring 18 is arranged on the outer side of the sliding rod 15, two ends of the second spring 18 on the outer side of the sliding rod 15 on the first connecting plate 10 are fixedly connected with the connecting plate 10 and the retaining ring 17 respectively, and two ends of the second spring 18 on the outer side of the sliding rod 15 on the second connecting plate 14 are fixedly connected with the second connecting plate 14 and the retaining ring 17 respectively.
Referring to fig. 2, the number of the first springs 3 is two, and the two first springs 3 are symmetrically distributed on the supporting shell 1 to drive the braking vane 2 to leave the wheel 5.
Referring to fig. 2, the lower end of the threaded rod 6 is fixedly connected with a connecting block 7, the connecting block 7 is in contact with the braking vane 2, and the threaded rod 6 can drive the braking vane 2 to limit the wheel 5.
Referring to fig. 3, a stop pin 13 is slidably connected inside the slot 12, and the stop pin 13 is connected inside the first connecting plate 10 through a screw thread, so as to fix the length of the adjusted display board.
Referring to fig. 2, the number of the slots 12 is multiple, and the slots 12 are distributed on the connecting rod 11 at equal intervals, so that the heights of the display board can be adjusted.
Referring to fig. 2, a circuit board 19 is placed on the first connecting plate 10 and the second connecting plate 14, and the clamping plate 16 is in contact with the circuit board 19 and can be used to fix the circuit board 19 on the display board.
The utility model discloses the concrete implementation process as follows: when the display board needs to be used, by rotating the threaded rod 6, the threaded rod 6 and the supporting shell 1 generate threaded motion, the threaded rod 6 drives the connecting block 7 to leave the brake plate 2, the first spring 3 drives the brake plate 2 to leave the wheel 5, then the teaching device is pushed, the position of the connecting rod 11 in the first connecting plate 10 is adjusted by rotating the screw-out limiting nail 13 according to the size of the circuit board 19, the screw-in limiting nail 13 is rotated to the clamping groove 12, the clamping plate 16 drives the sliding rod 15 to move by pulling the clamping plate 16, the sliding rod 15 drives the retaining ring 17 to extrude the second spring 18, the circuit board 19 is placed in the lower inner side slow loose clamping plate 16 of the clamping plate 16, the second spring 18 drives the retaining ring 17 to reset, the retaining ring 17 drives the clamping plate 16 on the sliding rod 15 to clamp the clamping plate 19, and clamping of the circuit board 19 can be achieved.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (6)
1. An electronic circuit teaching device comprising a support housing (1), characterized in that: the brake disc is characterized in that a brake disc (2) is hinged to the support shell (1), a first spring (3) is fixedly connected to the brake disc (2), the other end of the first spring (3) is fixedly connected with the support shell (1), a wheel carrier (4) is fixedly connected to the support shell (1), a wheel (5) is rotatably connected to the interior of the wheel carrier (4), a threaded rod (6) is connected to the interior of the support shell (1) through threads, the brake disc (2) is in contact with the wheel (5), a support frame (8) is fixedly connected to the upper end of the support shell (1), a support rod (9) is fixedly connected to the upper end of the support frame (8), a first connecting plate (10) is fixedly connected to the upper end of the support rod (9), a connecting rod (11) is slidably connected to the interior of the first connecting plate (10), and a clamping groove (12) is formed in the connecting rod (11), the utility model discloses a connecting rod (11) for the automobile seat, including the upper end fixedly connected with second connecting plate (14) of connecting rod (11), the inside sliding connection of second connecting plate (14) and first connecting plate (10) has slide bar (15), the one end fixedly connected with splint (16) of slide bar (15), the other end fixedly connected with of slide bar (15) keeps off ring (17), the outside of slide bar (15) is provided with second spring (18), the both ends of second spring (18) in the slide bar (15) outside on first connecting plate (10) respectively with connecting plate (10) and fender ring (17) fixed connection, the both ends of second spring (18) in the slide bar (15) outside on second connecting plate (14) respectively with second connecting plate (14) and fender ring (17) fixed connection.
2. An electronic circuit teaching device according to claim 1, wherein: the number of the first springs (3) is two, and the two first springs (3) are symmetrically distributed on the supporting shell (1).
3. An electronic circuit teaching device according to claim 1, wherein: the lower extreme fixedly connected with connecting block (7) of threaded rod (6), connecting block (7) and brake block (2) contact.
4. An electronic circuit teaching device according to claim 1, wherein: the inside sliding connection of draw-in groove (12) has stop pin (13), there is stop pin (13) inside through threaded connection of first connecting plate (10).
5. An electronic circuit teaching device according to claim 1, wherein: the quantity of draw-in groove (12) is a plurality of, and is a plurality of draw-in groove (12) are equidistant distribution on connecting rod (11).
6. An electronic circuit teaching device according to claim 1, wherein: circuit boards (19) are placed on the first connecting plate (10) and the second connecting plate (14), and the clamping plate (16) is in contact with the circuit boards (19).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121284722.6U CN215182654U (en) | 2021-06-09 | 2021-06-09 | Electronic circuit demonstration device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121284722.6U CN215182654U (en) | 2021-06-09 | 2021-06-09 | Electronic circuit demonstration device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215182654U true CN215182654U (en) | 2021-12-14 |
Family
ID=79388374
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121284722.6U Active CN215182654U (en) | 2021-06-09 | 2021-06-09 | Electronic circuit demonstration device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215182654U (en) |
-
2021
- 2021-06-09 CN CN202121284722.6U patent/CN215182654U/en active Active
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