CN215650204U - Preschool education teaching aid - Google Patents
Preschool education teaching aid Download PDFInfo
- Publication number
- CN215650204U CN215650204U CN202121859912.6U CN202121859912U CN215650204U CN 215650204 U CN215650204 U CN 215650204U CN 202121859912 U CN202121859912 U CN 202121859912U CN 215650204 U CN215650204 U CN 215650204U
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- Prior art keywords
- drawing board
- rotating shaft
- teaching aid
- preschool education
- hole
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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- 230000005540 biological transmission Effects 0.000 claims description 3
- 230000000694 effects Effects 0.000 claims description 3
- 230000001105 regulatory effect Effects 0.000 description 3
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- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
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Abstract
The utility model relates to the technical field of preschool education, in particular to a preschool education teaching aid, which aims at solving the problem that a desk table plate for preschool education in the prior art cannot be adjusted, and provides the following scheme, comprising the following steps of: the drawing board is positioned in the accommodating groove and matched with the accommodating groove, and one end of the rotating shaft extends to the outer side of the table plate and is fixed with an adjusting wheel; the supporting mechanism comprises two supporting rods hinged to the bottom surface of the drawing board and two threaded rods installed in the accommodating grooves. The utility model has reasonable structure and simple operation, can conveniently lift or orient the drawing board, thereby facilitating the children not to need to lower the head for a long time when drawing, further facilitating the watching of teachers during drawing and being easy to popularize and use.
Description
Technical Field
The utility model relates to the field of preschool education, in particular to a preschool education teaching aid.
Background
Children are the basic stage of intelligence development of life and the fastest development period, and proper and correct preschool education plays a great role in the intelligence development of children and the development of children in the future. When carrying out preschool education to children, often need with the help of corresponding teaching aid, and compare in the characters teaching, children prefer the graphics teaching.
But desk among the prior art, the table all keep flat, can't adjust, and this makes children need hang down always when the drawing, so not only can harm child's neck, also does not make things convenient for child's limit drawing to watch mr's teaching in addition, and for this reason, this scheme has provided a preschool education teaching aid.
SUMMERY OF THE UTILITY MODEL
The utility model provides a preschool education teaching aid, which solves the problem that a desk table for preschool education in the prior art cannot be adjusted.
In order to achieve the purpose, the utility model adopts the following technical scheme:
a pre-school education teaching aid comprising:
the drawing board is positioned in the accommodating groove and matched with the accommodating groove, and one end of the rotating shaft extends to the outer side of the table plate and is fixed with an adjusting wheel;
the supporting mechanism comprises two supporting rods hinged to the bottom surface of the drawing board and two threaded rods arranged in the accommodating grooves, the two threaded rods are in transmission connection with the rotating shaft, the outer parts of the two threaded rods are in threaded connection with moving sleeves, and the other ends of the two supporting rods are hinged to the two moving sleeves respectively; and
and the positioning mechanism is arranged on the table board and used for clamping the rotating shaft.
Preferably, the adjustment hole has been seted up on the table is close to one side outer wall of regulating wheel, and the pivot is fixed with the one end of regulating wheel and runs through the adjustment hole setting, and the buffer hole has been seted up to one side of adjustment hole, positioning mechanism is including cup jointing at the outside locating wheel of pivot and installing the spacing post in the buffer hole, a plurality of spacing grooves have been seted up to the equidistance on the circumference of locating wheel, the one end of spacing post extends to spacing inslot, and the other end of spacing post extends to the outside of table, and the spring fixture block has been cup jointed to the outside of spacing post, and the outside movable sleeve of spacing post is equipped with the spring, and the spring is located between the inner wall of spring fixture block and buffer hole.
Preferably, one end of the limiting column, which is located in the limiting groove, is of a right-angled triangle structure, the inclined plane of the limiting column faces upwards, and a pull ring is fixed at one end of the limiting column, which is located on the outer side of the table board.
Preferably, the two driving bevel gears are sleeved outside the rotating shaft, driven bevel gears are fixed at one ends of the two threaded rods, and the two driven bevel gears are respectively meshed with the two driving bevel gears.
Preferably, the top surface of drawing board has been seted up along its length direction and has been accomodate the hole, and accomodate the hole and be close to the long limit of drawing board one side, and the inside of accomodating the hole articulates there is the baffle that sets up along its length direction.
Preferably, all be fixed with the locating plate on the both sides inner wall of standing groove, the locating plate cooperatees with the drawing board.
Preferably, a handle is fixed at a position, deviating from the circle center, of one side of the adjusting wheel far away from the rotating shaft, and the handle is perpendicular to the round surface of the adjusting wheel.
The utility model has the beneficial effects that:
1. through the cooperation of pivot, regulating wheel, can conveniently rotate the drawing board to lift one side of drawing board, and through positioning mechanism's setting, then make the pivot can only unidirectional rotation, make one side of drawing board lift up the back and can not drop down, thereby play the effect of fixed pivot.
2. Through the cooperation between screw post, removal cover and the bracing piece, can lift up the back in one side of drawing board and can expand the bracing piece simultaneously to give and play the purpose that further supports the drawing board, guaranteed the stability of drawing board after lifting up.
3. Through the setting of baffle and storage hole, can lift up back with drawing board one side and overturn the baffle from the storage hole in to play the effect that blocks object on the drawing board, and keep flat the back at the drawing board, can accomodate the baffle again and go to the storage hole is inside.
The utility model has reasonable structure and simple operation, can conveniently lift or orient the drawing board, thereby facilitating the children not to need to lower the head for a long time when drawing, further facilitating the watching of teachers during drawing and being easy to popularize and use.
Drawings
FIG. 1 is a cross-sectional view of the present invention after its deployment.
FIG. 2 is a cross-sectional view of the folded drawing board of the present invention.
Fig. 3 is a top view of the table of the present invention.
Fig. 4 is a left side sectional view of the spacing mechanism of the present invention.
FIG. 5 is a front view of the drawing board of the present invention after it has been deployed.
Reference numbers in the figures: 1 table, 2 pivots, 3 drawing boards, 4 bracing pieces, 5 locating plates, 6 threaded rods, 7 moving sleeves, 8 driven cone locating wheels, 9 driving cone locating wheels, 10 accommodating grooves, 11 accommodating holes, 12 baffles, 13 adjusting wheels, 14 locating wheels, 15 grips, 16 limiting columns, 17 adjusting holes, 18 buffer holes, 19 pull rings and 20 limiting grooves.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments.
Referring to fig. 1-5, a preschool education teaching aid, comprising:
the drawing board comprises a table plate 1, four table legs are mounted on the bottom surface of the table plate 1, a containing groove 10 is formed in the top surface of the table plate 1, a rotating shaft 2 is rotatably connected inside the containing groove 10, a drawing board 3 is mounted on the rotating shaft 2, the drawing board 3 is located in the containing groove 10 and is matched with the containing groove 10, one end of the rotating shaft 2 extends to the outer side of the table plate 1 and is fixedly provided with an adjusting wheel 13, a handle 15 is fixed at a position, deviating from the circle center, of one side, far away from the rotating shaft 2, of the adjusting wheel 13, the rotating adjusting wheel 13 can drive the rotating shaft 2 to rotate, so that one side of the drawing board 3 can be lifted up, the handle 15 is perpendicular to the round surface of the adjusting wheel 13, and the handle 15 is convenient to drive the adjusting wheel 13 to rotate;
a supporting mechanism, the supporting mechanism comprises two supporting rods 4 hinged on the bottom surface of the drawing board 3 and two threaded rods 6 arranged in the accommodating grooves 10, the two threaded rods 6 are both in transmission connection with the rotating shaft 2, the outer parts of the two threaded rods 6 are both in threaded connection with moving sleeves 7, the other ends of the two supporting rods 4 are respectively hinged with the two moving sleeves 7, two driving bevel gears 9 are sleeved outside the rotating shaft 2, one ends of the two threaded rods 6 are both fixed with driven bevel gears 8, the two driven bevel gears 8 are respectively engaged with the two driving bevel gears 9, the rotating shaft 2 can drive the two threaded rods 6 to rotate while rotating, so that the two moving sleeves 7 move, and further, when the drawing board 3 is lifted, the supporting rods 4 can be used for supporting the lifted side of the drawing board 3, thereby further ensuring the stability of the lifted drawing board 3, when the drawing board 3 is horizontally placed in the accommodating grooves 10, the two support rods 4 are also folded in the accommodating grooves 10; and
the positioning mechanism is arranged on the table plate 1 and used for clamping the rotating shaft 2, an adjusting hole 17 is formed in the outer wall of one side, close to the adjusting wheel 3, of the table plate 1, one end, fixed with the adjusting wheel 3, of the rotating shaft 2 penetrates through the adjusting hole 17, a buffer hole 18 is formed in one side of the adjusting hole 17, the positioning mechanism comprises a positioning wheel 14 sleeved outside the rotating shaft 2 and a limiting column 16 installed in the buffer hole 18, a plurality of limiting grooves 20 are formed in the circumference of the positioning wheel 14 at equal intervals, one end of the limiting column 16 extends into the limiting groove 20, the other end of the limiting column 16 extends to the outer side of the table plate 1, and a spring clamping block is sleeved outside the limiting column 16, and the outside of the limit post 16 is movably sleeved with a spring which is positioned between the spring clamping block and the inner wall of the buffer hole 18, the rotation of the rotating shaft 2 can be avoided by clamping the limiting column 16 in the limiting groove 20, so that the drawing board 3 after being lifted cannot fall down;
the one end that spacing post 16 is located spacing inslot 20 is the right angled triangle structure, and the inclined plane of spacing post 16 up, and the one end that spacing post 16 is located the table 1 outside is fixed with pull ring 19, and the one end of spacing post 16 card in spacing inslot 20 is right angled triangle mechanism, has made things convenient for pivot 2 to rotate towards clockwise to can conveniently lift drawing board 3, and pull ring 19's setting then can conveniently outwards extract spacing post 16.
The working principle is as follows: when the drawing board 3 is horizontally placed in the containing groove 10, the drawing board 3 falls on the top of the two positioning plates 5, the two support rods 4 are also folded in the receiving grooves 10, so that when the drawing board 3 needs to be supported, the user can hold the grip 15, then the adjusting wheel 13 is rotated clockwise, at this time, the inclined plane direction of the limit post 16 is opposite to the rotation direction of the rotating shaft 2, the rotating shaft 2 can rotate, thereby gradually lifting up the candlestick on one side of the drawing board 3, at the same time of the rotation of the rotating shaft 2, the two threaded columns 6 also start to rotate along with the rotating shaft 2, so that the two threaded sleeves 7 simultaneously move to the side far away from the rotating shaft 2, the supporting plate 4 is gradually unfolded, so that the lifted drawing board 3 can be supported by the supporting rod 4, and the baffle 6 can be turned out from the accommodating hole 11 after the inclination angle of the drawing board 3 is adjusted;
when the drawing board 3 needs to be accommodated in the accommodating groove 10 again, the pull ring 19 is pulled to pull out the limiting column 16, so that the other end of the limiting column 16 leaves the limiting groove 20, and then the drawing board can be gradually accommodated in the accommodating groove 10 by rotating the adjusting wheel 13 counterclockwise.
In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", and the like, indicate orientations and positional relationships based on those shown in the drawings, and are used only for convenience of description and simplicity of description, and do not indicate or imply that the equipment or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be considered as limiting the present invention.
Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless specifically defined otherwise.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and equivalent alternatives or modifications according to the technical solution of the present invention and the inventive concept thereof should be covered by the scope of the present invention.
Claims (7)
1. A preschool educational teaching aid, comprising:
the drawing board comprises a table plate (1), wherein four table legs are installed on the bottom surface of the table plate (1), a storage groove (10) is formed in the top surface of the table plate (1), a rotating shaft (2) is rotatably connected inside the storage groove (10), a drawing board (3) is installed on the rotating shaft (2), the drawing board (3) is located in the storage groove (10) and is matched with the storage groove (10), and one end of the rotating shaft (2) extends to the outer side of the table plate (1) and is fixedly provided with an adjusting wheel (13);
the supporting mechanism comprises two supporting rods (4) hinged to the bottom surface of the drawing board (3) and two threaded rods (6) arranged in the accommodating grooves (10), the two threaded rods (6) are in transmission connection with the rotating shaft (2), the outer parts of the two threaded rods (6) are in threaded connection with moving sleeves (7), and the other ends of the two supporting rods (3) are hinged to the two moving sleeves (7) respectively; and
and the positioning mechanism is arranged on the table plate (1) and used for clamping the rotating shaft (2).
2. A preschool education teaching aid as claimed in claim 1, wherein the table board (1) is provided with an adjusting hole (17) on the outer wall of one side close to the adjusting wheel (3), one end of the rotating shaft (2) fixed with the adjusting wheel (3) is arranged through the adjusting hole (17), one side of the adjusting hole (17) is provided with a buffer hole (18), the positioning mechanism comprises a positioning wheel (14) sleeved outside the rotating shaft (2) and a limiting column (16) arranged in a buffer hole (18), a plurality of limit grooves (20) are arranged on the circumference of the positioning wheel (14) at equal intervals, one end of the limiting column (16) extends into the limiting groove (20), the other end of the limiting column (16) extends to the outer side of the desk plate (1), a spring clamping block is sleeved outside the limiting column (16), and the outside activity cover of spacing post (16) is equipped with the spring, and the spring is located between the inner wall of spring fixture block and buffer hole (18).
3. A preschool education teaching aid according to claim 2, wherein one end of the limiting column (16) in the limiting groove (20) is of a right triangle structure, the inclined surface of the limiting column (16) faces upwards, and a pull ring (19) is fixed at one end of the limiting column (16) outside the table board (1).
4. A preschool education teaching aid according to claim 1, wherein two driving bevel gears (9) are sleeved outside the rotating shaft (2), one ends of the two threaded rods (6) are respectively fixed with a driven bevel gear (8), and the two driven bevel gears (8) are respectively meshed with the two driving bevel gears (9).
5. A preschool education teaching aid according to claim 1, wherein the top surface of the drawing board (3) is provided with a storage hole (11) along the length direction, the storage hole (11) is close to one side of the long edge of the drawing board (3), and a baffle (12) arranged along the length direction is hinged inside the storage hole (11).
6. A preschool education teaching aid according to claim 1, wherein positioning plates (5) are fixed on the inner walls of the two sides of the placing groove, and the positioning plates (5) are matched with the drawing board (3).
7. A preschool education teaching aid as claimed in claim 1, wherein the adjusting wheel (13) is fixed with a handle (15) at a position deviating from the center of the circle on one side away from the rotating shaft (2), and the handle (15) is arranged perpendicular to the round surface of the adjusting wheel (13).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121859912.6U CN215650204U (en) | 2021-08-10 | 2021-08-10 | Preschool education teaching aid |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121859912.6U CN215650204U (en) | 2021-08-10 | 2021-08-10 | Preschool education teaching aid |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215650204U true CN215650204U (en) | 2022-01-28 |
Family
ID=79951262
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121859912.6U Expired - Fee Related CN215650204U (en) | 2021-08-10 | 2021-08-10 | Preschool education teaching aid |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215650204U (en) |
-
2021
- 2021-08-10 CN CN202121859912.6U patent/CN215650204U/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: 20220128 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |