CN213904643U - Multi-angle display device is used in middle school history teaching - Google Patents
Multi-angle display device is used in middle school history teaching Download PDFInfo
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- CN213904643U CN213904643U CN202120035649.2U CN202120035649U CN213904643U CN 213904643 U CN213904643 U CN 213904643U CN 202120035649 U CN202120035649 U CN 202120035649U CN 213904643 U CN213904643 U CN 213904643U
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- supporting seat
- middle school
- display device
- brush
- history teaching
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- 238000009434 installation Methods 0.000 claims description 7
- 239000000428 dust Substances 0.000 abstract description 14
- 230000009286 beneficial effect Effects 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 230000005484 gravity Effects 0.000 description 2
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000011160 research Methods 0.000 description 1
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Abstract
The utility model belongs to the technical field of teaching device, especially, be a multi-angle display device is used in middle school's history teaching, including base and fixture block, the inside of base is provided with flexible motor, and the top of flexible motor is connected with the supporting seat, the stopper is installed on the right side of supporting seat, and the surface of stopper is provided with the spring, the screw is installed in the left side of supporting seat, and the top of supporting seat is fixed with the show board, the bottom of show board is provided with first brush, and the top of first brush is fixed with the handle, and the surface connection of handle has the baffle, the fixture block is installed in the right side of show board, and the axle center of fixture block is provided with the rocking arm, the gear is installed to the left end of rocking arm, and the surface connection of gear has the pinion rack, the left end of rocking arm is fixed with the axis of rotation. This multi-angle display device is used in middle school's history teaching can make things convenient for quick the high angle to the device to adjust, can be convenient clear up the dust to the device surface.
Description
Technical Field
The utility model relates to a teaching technical field specifically is a multi-angle display device is used in middle school's history teaching.
Background
History, called "history" for short, refers to events and activities past in human society, and records, researches and explains the events in a behavior system, and the history teaching of middle school is a necessary course for students, however, the prior art of history teaching demonstration device of middle school still has the following problems:
1. the existing teaching device is inconvenient for adjusting the angle and the height of the display device and is inconvenient for students to learn during teaching;
2. the existing teaching device easily produces more dust in the use process, is inconvenient to clean and easily pollutes the teaching environment.
Aiming at the problems, innovative design is urgently needed on the basis of the multi-angle display device for the original middle school history teaching.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a multi-angle display device is used in middle school's history teaching to propose current multi-angle display device is used in middle school's history teaching in solving above-mentioned background art, the problem of clearing up is not convenient for carry out the dust on device surface to adjusting device's height and angle not convenient for.
In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a multi-angle display device is used in middle school's history teaching, includes base and fixture block, the inside of base is provided with flexible motor, and the top of flexible motor is connected with the supporting seat, the stopper is installed on the right side of supporting seat, and the surface of stopper is provided with the spring, the screw is installed in the left side of supporting seat, and the top of supporting seat is fixed with the show board, the bottom of show board is provided with first brush, and the top of first brush is fixed with the handle, and the surface of handle is connected with the baffle, the fixture block is installed on the right side of show board, and the axle center of fixture block is provided with the rocking arm, the gear is installed to the left end of rocking arm, and the surface connection of gear has the pinion rack, the left end of rocking arm is fixed with the axis of rotation, and the surface mounting of axis of rotation has the second brush, the below of show board is connected with the collecting vat.
Preferably, constitute lift mounting structure through flexible motor between supporting seat and the base, and adopt the axis coincidence to set up between supporting seat and the flexible motor.
Preferably, a sliding installation structure is formed between the limiting block and the base through a spring, and the limiting block and the supporting seat are tightly attached.
Preferably, be threaded connection between screw and the show board, and the screw is equidistant distribution in the lower surface of supporting seat.
Preferably, the gear and the toothed plate are in meshed connection, and two gears are symmetrically arranged on the display plate axis.
Preferably, a rotating installation structure is formed between the rotating shaft and the display board through a rocker arm, and the rotating shaft and the display board are arranged in parallel.
Compared with the prior art, the beneficial effects of the utility model are that: the multi-angle display device for middle school history teaching can conveniently and rapidly adjust the height and the angle of the device and conveniently clean dust on the surface of the device;
1. when the height and the angle of the device need to be adjusted, the limiting block is pulled out, the height of the device can be adjusted through the telescopic motor, the angle of the device can be adjusted by rotating the display board, the position of the device can be fixed through the limiting block and the spring, and the angle and the height of the device can be conveniently adjusted;
2. when needs remove dust to the device, will remove the restriction of fixture block to the rocking arm, drive the second brush through rotating the rocking arm and remove dust to the surface of show board, dust falls to the device bottom through the baffle under the effect of gravity, drives first brush through the handle and removes and sweep into the collecting vat with the dust in, accomplishes the dust removal.
Drawings
FIG. 1 is a schematic view of the overall structure of the present invention;
FIG. 2 is a schematic view of the overall structure of the utility model from the right;
fig. 3 is a schematic view of the connection structure of the gear and the toothed plate of the present invention;
fig. 4 is an enlarged schematic structural view of a portion a in fig. 1 according to the present invention.
In the figure: 1. a base; 2. a telescopic motor; 3. a supporting seat; 4. a limiting block; 5. a spring; 6. a screw; 7. a display board; 8. a first brush; 9. a handle; 10. a baffle plate; 11. a clamping block; 12. a rocker arm; 13. a gear; 14. a toothed plate; 15. a rotating shaft; 16. a second brush; 17. and (4) collecting the tank.
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. 1-4, the present invention provides a technical solution: a multi-angle display device for middle school history teaching comprises a base 1, a telescopic motor 2, a support seat 3, a limit block 4, a spring 5, a screw 6, a display plate 7, a first brush 8, a handle 9, a baffle 10, a clamping block 11, a rocker 12, a gear 13, a toothed plate 14, a rotating shaft 15, a second brush 16 and a collecting tank 17, wherein the telescopic motor 2 is arranged inside the base 1, the support seat 3 is connected above the telescopic motor 2, the limit block 4 is arranged on the right side of the support seat 3, the spring 5 is arranged on the surface of the limit block 4, the screw 6 is arranged on the left side of the support seat 3, the display plate 7 is fixed above the support seat 3, the first brush 8 is arranged at the bottom of the display plate 7, the handle 9 is fixed above the first brush 8, the baffle 10 is connected on the surface of the handle 9, the clamping block 11 is arranged on the right side of the display plate 7, and the rocker 12 is arranged at the axis of the clamping block 11, a gear 13 is installed at the left end of the rocker arm 12, a toothed plate 14 is connected to the surface of the gear 13, a rotating shaft 15 is fixed at the left end of the rocker arm 12, a second brush 16 is installed on the surface of the rotating shaft 15, and a collecting groove 17 is connected to the lower portion of the display plate 7;
furthermore, a lifting installation structure is formed between the supporting seat 3 and the base 1 through the telescopic motor 2, the supporting seat 3 and the telescopic motor 2 are arranged in an axis superposition mode, the supporting seat 3 can drive the display board 7 to move up and down through the telescopic motor 2, so that the height of the device can be adjusted more conveniently and rapidly, and the device can be adjusted more stably due to the axis superposition;
furthermore, a sliding installation structure is formed between the limiting block 4 and the base 1 through a spring 5, the limiting block 4 and the supporting seat 3 are tightly attached, the position of the supporting seat 3 can be fixed through the limiting block 4, the spring 5 can enable the limiting block 4 to be more convenient to fix and remove, and the tight attachment is more beneficial to fixing the position of the device through the limiting block 4;
furthermore, the screws 6 are in threaded connection with the display board 7, the screws 6 are distributed on the lower surface of the supporting seat 3 at equal intervals, the supporting seat 3 and the display board 7 are connected through the screws 6, so that the stability of the display board 7 can be ensured, and the screws 6 are distributed at equal intervals so that the display board 7 and the supporting seat 3 can be fixed more firmly;
furthermore, the gear 13 is in meshing connection with the toothed plate 14, two gears 13 are symmetrically arranged about the axis of the display board 7, and the second brush 16 can be driven to rotate and move simultaneously through the meshing connection between the gear 13 and the toothed plate 14, so that the second brush 16 cleans the whole surface of the display board 7, and the second brush 16 can move more stably due to the symmetrical arrangement;
further, constitute through rocking arm 12 between axis of rotation 15 and the show board 7 and rotate mounting structure, and adopt mutual parallel arrangement between axis of rotation 15 and the show board 7, drive axis of rotation 15 through rocking arm 12 and rotate, can make axis of rotation 15 drive second brush 16 and remove dust to show board 7, and mutual parallel arrangement can make the dust removal of second brush 16 and show board 7 more comprehensive.
The working principle is as follows: when the multi-angle display device for middle school history teaching is used, students can be taught through the display plate 7, when the height and the angle of the device need to be adjusted, the limiting block 4 is pulled out, the supporting seat 3 and the display plate 7 are driven to ascend and descend through the telescopic motor 2, the height of the display plate 7 can be adjusted, the angle of the device can be adjusted by rotating the display plate 7, the position of the device can be fixed through the limiting block 4 and the spring 5, the convenient adjustment of the angle and the height of the device is achieved, when the device needs to be dedusted, the limitation of the clamping block 11 on the rocker arm 12 is removed, the rotating shaft 15 and the second brush 16 are driven by the rotating rocker arm 12 to rotate to dedust the surface of the display plate 7, the second brush 16 is driven by the gear 13 and the toothed plate 14 to move, the whole surface of the display plate 7 is cleaned, dust falls to the bottom of the device through the baffle 10 under the action of gravity, the handle 9 drives the first brush 8 to move so as to sweep dust into the collecting tank 17, and dust removal of the device is completed.
It should be finally noted that the above only serves to illustrate the technical solution of the present invention, and not to limit the scope of the present invention, and that simple modifications or equivalent replacements performed by those skilled in the art to the technical solution of the present invention do not depart from the spirit and scope of the technical solution of the present invention.
Claims (6)
1. The utility model provides a multi-angle display device is used in middle school's history teaching, includes base (1) and fixture block (11), its characterized in that: the novel display cabinet is characterized in that a telescopic motor (2) is arranged inside the base (1), a supporting seat (3) is connected above the telescopic motor (2), a limiting block (4) is installed on the right side of the supporting seat (3), a spring (5) is arranged on the surface of the limiting block (4), a screw (6) is installed on the left side of the supporting seat (3), a display board (7) is fixed above the supporting seat (3), a first brush (8) is arranged at the bottom of the display board (7), a handle (9) is fixed above the first brush (8), a baffle (10) is connected to the surface of the handle (9), a clamping block (11) is installed on the right side of the display board (7), a rocker arm (12) is arranged at the axis of the clamping block (11), a gear (13) is installed at the left end of the rocker arm (12), and a toothed plate (14) is connected to the surface of the gear (13), the left end of rocking arm (12) is fixed with axis of rotation (15), and the surface mounting of axis of rotation (15) has second brush (16), the below of show board (7) is connected with collecting vat (17).
2. The multi-angle display device for middle school history teaching according to claim 1, wherein: the lifting installation structure is formed between the supporting seat (3) and the base (1) through the telescopic motor (2), and the supporting seat (3) and the telescopic motor (2) are arranged in an axis overlapping mode.
3. The multi-angle display device for middle school history teaching according to claim 1, wherein: a sliding installation structure is formed between the limiting block (4) and the base (1) through a spring (5), and the limiting block (4) and the supporting seat (3) are tightly attached.
4. The multi-angle display device for middle school history teaching according to claim 1, wherein: the screw (6) is in threaded connection with the display board (7), and the screws (6) are distributed on the lower surface of the supporting seat (3) at equal intervals.
5. The multi-angle display device for middle school history teaching according to claim 1, wherein: the gear (13) is in meshed connection with the toothed plate (14), and the two gears (13) are symmetrically arranged around the axis of the display plate (7).
6. The multi-angle display device for middle school history teaching according to claim 1, wherein: the rotating shaft (15) and the display board (7) form a rotating installation structure through the rocker arm (12), and the rotating shaft (15) and the display board (7) are arranged in parallel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120035649.2U CN213904643U (en) | 2021-01-07 | 2021-01-07 | Multi-angle display device is used in middle school history teaching |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120035649.2U CN213904643U (en) | 2021-01-07 | 2021-01-07 | Multi-angle display device is used in middle school history teaching |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213904643U true CN213904643U (en) | 2021-08-06 |
Family
ID=77107488
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120035649.2U Expired - Fee Related CN213904643U (en) | 2021-01-07 | 2021-01-07 | Multi-angle display device is used in middle school history teaching |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213904643U (en) |
-
2021
- 2021-01-07 CN CN202120035649.2U patent/CN213904643U/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: 20210806 |