CN213247502U - Mathematics teaching platform - Google Patents
Mathematics teaching platform Download PDFInfo
- Publication number
- CN213247502U CN213247502U CN202021951522.7U CN202021951522U CN213247502U CN 213247502 U CN213247502 U CN 213247502U CN 202021951522 U CN202021951522 U CN 202021951522U CN 213247502 U CN213247502 U CN 213247502U
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- platform
- connecting rod
- parallelogram
- fixedly connected
- base
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- 230000008878 coupling Effects 0.000 claims 2
- 238000010168 coupling process Methods 0.000 claims 2
- 238000005859 coupling reaction Methods 0.000 claims 2
- 241001310793 Podium Species 0.000 abstract description 17
- 230000006870 function Effects 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 230000000694 effects Effects 0.000 description 2
- 230000002349 favourable effect Effects 0.000 description 2
- 230000035807 sensation Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 230000003028 elevating effect Effects 0.000 description 1
- 230000003014 reinforcing effect Effects 0.000 description 1
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Abstract
A mathematics teaching platform comprises a base, wherein the base is fixedly connected with a lifting device, the lifting device comprises a supporting plate fixedly connected with the base, the supporting plate is rotatably connected with an L-shaped locking shaft, the L-shaped locking shaft is meshed with a spur rack in sliding connection with the supporting plate, and the spur rack is meshed with a power gear in sliding connection with the supporting plate; the lifting device is connected with an opening and closing device, and the opening and closing device comprises a table body fixedly connected with the upper end of the spur rack; the platform body is internally provided with a power structure and an opening and closing structure connected with the power structure, the opening and closing structure comprises a first parallelogram component connected with the power structure and a second parallelogram component connected with the first parallelogram component, the first parallelogram component is connected with a first platform, and the first platform is rotationally connected with a second platform connected with the second parallelogram component; the problem of current podium can not come height-adjusting and can not be according to the effectual teaching mesa that expandes of actual teaching condition according to mr's height is solved.
Description
Technical Field
The utility model relates to a teaching field especially relates to a mathematics teaching platform.
Background
In the teaching activity, the effect that the lectern that the teaching platform also was the teacher used played when the lecture is very big, and whether its structure is reasonable, and whether the use is convenient, and is very big to the influence of teaching efficiency.
At present, the teaching table board that uses at the in-process of mathematical education is fixed, can not be according to the effectual expansion of actual teaching condition, and present teaching table function is more single in addition, can not adjust the height of podium according to mr's height.
SUMMERY OF THE UTILITY MODEL
In order to overcome prior art not enough, the problem that the current podium can not come height-adjusting and can not be according to the effectual expansion teaching of actual teaching condition and speak the mesa is solved to a mathematics teaching platform of proposition now.
The utility model discloses a following technical scheme realizes: the utility model provides a mathematical teaching platform, which comprises a base, wherein the base is fixedly connected with a lifting device, the lifting device comprises a supporting plate fixedly connected with the base, the supporting plate is rotatably connected with an L-shaped locking shaft, the L-shaped locking shaft is meshed with a straight rack which is slidably connected with the supporting plate, and the straight rack is meshed with a power gear which is slidably connected with the supporting plate; the lifting device is connected with an opening and closing device, and the opening and closing device comprises a table body fixedly connected with the upper end of the spur rack; the platform body is internally provided with a power structure and an opening and closing structure connected with the power structure, the opening and closing structure comprises a first parallelogram component connected with the power structure and a second parallelogram component connected with the first parallelogram component, the first parallelogram component is connected with a first platform, and the first platform is rotatably connected with a second platform fixedly connected with the second parallelogram component.
Furthermore, the L-shaped lock shaft comprises a pedal plate, and a spring shaft connected with the base is fixedly connected to the pedal plate.
Furthermore, the power structure comprises a handle, a worm is fixedly connected to the handle, a worm wheel is meshed with the worm, and the worm wheel is connected with the first parallelogram component.
Furthermore, the first parallelogram component comprises a first driving connecting rod coaxially and fixedly connected with the worm wheel, the first driving connecting rod is rotatably connected with a supporting rod, the supporting rod is rotatably connected with a first driven connecting rod, the first driven connecting rod is rotatably connected with a connecting rod, and the connecting rod is rotatably connected with the second parallelogram structure.
Furthermore, the second parallelogram structure comprises a second driving connecting rod which is rotatably connected with the connecting rod, the second driving connecting rod is rotatably connected with the supporting rod, and the supporting rod is rotatably connected with a second driven connecting rod.
Furthermore, the second driven connecting rods are connected with limiting springs fixedly connected with the second driving connecting rod.
Furthermore, a plurality of universal wheels are fixedly connected to the base.
Further, all be equipped with the recess on first podium and the second podium.
Furthermore, a pair of storage boxes is arranged in the table body, and pull rods are arranged on the storage boxes.
Compared with the prior art, the beneficial effects of the utility model are that: the utility model discloses the expansion and the closure of podium have been realized to the utilization device that opens and shuts, select the podium and open and shut according to the actual teaching condition, the effectual space that has saved, the problem of the effectual expansion teaching mesa of solution according to the actual teaching condition, present teaching platform function is more single in addition, the height of podium can not be adjusted according to mr's height, utilize the effectual this problem of having solved of elevating gear, the teacher can adjust the height of podium according to the height of oneself, the comfort in the reinforcing teacher use, the base is equipped with a plurality of universal wheels, can carry out the removal of position according to the needs that the teacher taught, increase and student's mutual dynamic sense, be favorable to developing student's mathematical thinking.
Drawings
Fig. 1 is an isometric view of the present invention;
fig. 2 is a schematic structural view of the internal structure of the present invention;
fig. 3 is a schematic structural view of the lifting structure of the present invention;
FIG. 4 is a structural schematic of the opening and closing structure of the present invention;
FIG. 5 is a schematic structural view of the storage box of the present invention;
in the figure: 1. universal wheel, 2, base, 3, supporting plate, 4, second podium, 5, recess, 6, pivot, 7, storing box, 8, pull rod, 9, first podium, 10, second connecting plate, 11, stopper, 12, power gear, 13, spur rack, 14, L type lock axle, 15, running-board, 16, spring shaft, 17, handle, 18, worm, 19, worm wheel, 20, first initiative connecting rod, 21, first driven connecting rod, 22, connecting rod, 23, second initiative connecting rod, 24, second driven connecting rod, 25, bracing piece, 26, support frame, 27, spacing spring, 28, lid, 29, stage body.
Detailed Description
The utility model provides a mathematical teaching platform, as shown in figures 1-5, comprising a base 2, wherein the base 2 is fixedly connected with a lifting device, the lifting device comprises a supporting plate 3 fixedly connected with the base 2, the supporting plate 3 is rotationally connected with an L-shaped locking shaft 14, the L-shaped locking shaft 14 is meshed with a straight rack 13 slidably connected with the supporting plate 3, and the straight rack 13 is meshed with a power gear 12 slidably connected with the supporting plate 3; the lifting device is connected with an opening and closing device, and the opening and closing device comprises a table body 29 fixedly connected with the upper end of the spur rack 13; the platform body 29 is internally provided with a power structure and an opening and closing structure connected with the power structure, the opening and closing structure comprises a first parallelogram component connected with the power structure and a second parallelogram component connected with the first parallelogram component, the first parallelogram component is connected with a first platform 9, and the first platform 9 is rotatably connected with a second platform 4 fixedly connected with the second parallelogram component.
When the utility model is used, teachers can adjust the height of the platform according to their own height, so as to enhance the comfort of the teachers in the using process; when the teacher regulates the descending of the platform body 29, the teacher can step on the L-shaped locking shaft 14 by feet, and the L-shaped locking shaft 14 rotates to be separated from the straight rack 13; the teacher can select the podium that opens and shuts according to the teaching needs, and first podium 9 is placed on second podium 4 when closing, and when needs were opened out the podium, the power structure action, and the power structure drives the action of first parallelogram subassembly, and first parallelogram subassembly drives the action of second parallelogram subassembly, and first parallelogram subassembly and second parallelogram subassembly expand to both sides, and first podium 9 is placed on support frame 26.
As shown in fig. 3, the L-shaped latch shaft 14 includes a pedal plate 15, and a spring shaft 16 connected to the base 2 is fixed to the pedal plate 15.
Preferably, the spring shaft 16 plays a role of returning the L-shaped lock shaft 14, so as to enhance the locking function of the L-shaped lock shaft 14 to the straight rack 13.
As shown in fig. 4, the power structure comprises a handle 17, a worm 18 is fixedly connected to the handle 17, the worm 18 is meshed with a worm wheel 19, and the worm wheel 19 is connected with the first parallelogram component.
Preferably, the handle 17 is actuated, the handle 17 rotates the worm 18, the worm 18 rotates the worm wheel 19, and the worm wheel 19 moves the first parallelogram.
As shown in fig. 4, the first parallelogram component includes a first driving connecting rod 20 coaxially and fixedly connected with the worm wheel 19, the first driving connecting rod 20 is rotatably connected with a supporting rod 25, the supporting rod 25 is rotatably connected with a first driven connecting rod 21, the first driven connecting rod 21 is rotatably connected with a connecting rod 22, and the connecting rod 22 is rotatably connected with the second parallelogram structure.
Preferably, the worm wheel 19 drives the first driving link 20 to rotate, the first driving link 20 drives the supporting rod 25 to move, the supporting rod 25 drives the first driven link 21 to rotate, the first driven link 21 drives the connecting rod 22 to rotate, and the connecting rod 22 drives the second parallelogram to move.
As shown in fig. 4, the second parallelogram structure includes a second driving link 23 rotatably connected to the connecting rod 22, the second driving link 23 rotatably connected to a supporting rod 25, and the supporting rod 25 rotatably connected to a second driven link 24.
Preferably, the connecting rod 22 drives the second driving connecting rod 23 to rotate, the second driving connecting rod 23 drives the supporting rod 25 to rotate, and the supporting rod 25 drives the second driven connecting rod 24 to rotate.
As shown in fig. 4, the second driven links 24 are connected to limit springs 27 fixed to the second driving links 23.
Preferably, the limit spring 27 can play a role in limiting the extension of the platform, so as to prevent the first platform 9 from sliding towards the middle.
As shown in fig. 1, a plurality of universal wheels 1 are fixed on a base 2.
Preferably, the universal wheel 1 can drive the mathematical education platform to carry out the removal of position according to the needs that the teacher taught, increases and student's mutual sensation of sensation, is favorable to developing student's mathematical thinking.
As shown in fig. 1 and 2, grooves 5 are provided on both the first platform 9 and the second platform 4.
Preferably, grooves 5 facilitate the dropping of educational items placed on first and second podium 9 and 4.
As shown in fig. 1 and 5, a pair of storage boxes 7 is arranged in the table body 29, and pull rods 8 are arranged on the storage boxes 7.
Preferably, the storage box 7 can be used for placing mathematical tools, so that the use space is increased, and the pull rod 8 is convenient for pulling the storage box 7 out of the table body 29.
The utility model discloses a working process does:
the utility model discloses when using, the teacher controls the action of power gear 12, the axle at 12 both ends of power gear all slides in the spout in backup pad 3, it removes to drive spur rack 13, spur rack 13 drives stage 29 and rises, spring shaft 16 on the base 2 promotes L shape lock axle 14 and locks straight rack 13, prevent stage 29 whereabouts, when adjusting stage 29 and descend, the teacher can step on running-board 15 with the foot, compression spring axle 16, L shape lock axle 14 rotates, L shape lock axle 14 head breaks away from spur rack 13. When the platform needs to be unfolded, the handle 17 acts, the handle 17 drives the worm 18 to rotate, the worm 18 drives the worm wheel 19 to rotate, the worm wheel 19 drives the first driving connecting rod 20 to rotate, the first driving connecting rod 20 drives the supporting rod 25 to move, the supporting rod 25 drives the first driven connecting rod 21 to rotate, the first driven connecting rod 21 drives the connecting rod 22 to rotate, the connecting rod 22 drives the connecting rod 22 to drive the second driving connecting rod 23 to rotate, the second driving connecting rod 23 drives the supporting rod 25 to rotate, the supporting rod 25 drives the second driven connecting rod 24 to rotate, the second platform 4 moves towards one side, the first platform 9 overturns from the second platform 4, and the first platform 9 is placed on the supporting frame 26.
Claims (9)
1. The utility model provides a mathematics teaching platform which characterized in that: the lifting device comprises a base (2), wherein the base (2) is fixedly connected with a lifting device, the lifting device comprises a supporting plate (3) fixedly connected with the base (2), the supporting plate (3) is rotatably connected with an L-shaped locking shaft (14), a straight rack (13) in sliding connection with the supporting plate (3) is meshed with the L-shaped locking shaft (14), and a power gear (12) in sliding connection with the supporting plate (3) is meshed with the straight rack (13); the lifting device is connected with an opening and closing device, and the opening and closing device comprises a table body (29) fixedly connected with the upper end of the spur rack (13); the platform body (29) is internally provided with a power structure and an opening and closing structure connected with the power structure, the opening and closing structure comprises a first parallelogram component connected with the power structure and a second parallelogram component connected with the first parallelogram component, the first parallelogram component is connected with a first platform (9), and the first platform (9) is rotatably connected with a second platform (4) fixedly connected with the second parallelogram component.
2. A mathematical teaching station as claimed in claim 1, wherein: the L-shaped lock shaft (14) comprises a pedal plate (15), and a spring shaft (16) connected with the base (2) is fixedly connected with the pedal plate (15).
3. A mathematical teaching station as claimed in claim 1, wherein: the power structure comprises a handle (17), a worm (18) is fixedly connected to the handle (17), a worm wheel (19) is meshed with the worm (18), and the worm wheel (19) is connected with the first parallelogram component.
4. A mathematical teaching station as claimed in claim 3, wherein: first parallelogram subassembly is including first initiative connecting rod (20) with worm wheel (19) coaxial rigid coupling, and first initiative connecting rod (20) rotate and are connected with bracing piece (25), and the equal rigid coupling of bracing piece (25) has support frame (26), and bracing piece (25) all rotates and connects first driven connecting rod (21), and first driven connecting rod (21) all rotates and is connected with connecting rod (22), and connecting rod (22) all rotates with second parallelogram structure and is connected.
5. A mathematical teaching station as claimed in claim 4, wherein: the second parallelogram structure comprises second driving connecting rods (23) which are rotatably connected with the connecting rods (22), the second driving connecting rods (23) are rotatably connected with the supporting rods (25), and the supporting rods (25) are rotatably connected with second driven connecting rods (24).
6. A mathematical teaching station as claimed in claim 5, wherein: the second driven connecting rods (24) are connected with limiting springs (27) fixedly connected with the second driving connecting rods (23).
7. A mathematical teaching station as claimed in claim 1, wherein: a plurality of universal wheels (1) are fixedly connected to the base (2).
8. A mathematical teaching station as claimed in claim 1, wherein: grooves (5) are formed in the first platform (9) and the second platform (4).
9. A mathematical teaching station as claimed in claim 1, wherein: a pair of storage boxes (7) is arranged in the table body (29), and pull rods (8) are arranged on the storage boxes (7).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021951522.7U CN213247502U (en) | 2020-09-09 | 2020-09-09 | Mathematics teaching platform |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021951522.7U CN213247502U (en) | 2020-09-09 | 2020-09-09 | Mathematics teaching platform |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213247502U true CN213247502U (en) | 2021-05-25 |
Family
ID=75939420
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021951522.7U Expired - Fee Related CN213247502U (en) | 2020-09-09 | 2020-09-09 | Mathematics teaching platform |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213247502U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114424862A (en) * | 2022-01-26 | 2022-05-03 | 康磊 | Mobilizable think of political affairs podium for education |
-
2020
- 2020-09-09 CN CN202021951522.7U patent/CN213247502U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114424862A (en) * | 2022-01-26 | 2022-05-03 | 康磊 | Mobilizable think of political affairs podium for education |
| CN114424862B (en) * | 2022-01-26 | 2024-07-05 | 南京越涛仁文化科技有限公司 | Mobilizable think political affairs is podium for education |
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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: 20210525 |