CN209879865U - Teaching board for primary school mathematics education - Google Patents
Teaching board for primary school mathematics education Download PDFInfo
- Publication number
- CN209879865U CN209879865U CN201920473940.0U CN201920473940U CN209879865U CN 209879865 U CN209879865 U CN 209879865U CN 201920473940 U CN201920473940 U CN 201920473940U CN 209879865 U CN209879865 U CN 209879865U
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- fixed
- plate
- column
- groove
- teaching board
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- 230000007246 mechanism Effects 0.000 claims description 27
- 230000007306 turnover Effects 0.000 claims description 16
- 238000000034 method Methods 0.000 description 10
- 230000008569 process Effects 0.000 description 6
- 230000009471 action Effects 0.000 description 3
- 238000004140 cleaning Methods 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 230000008602 contraction Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000003028 elevating effect Effects 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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- Drawing Aids And Blackboards (AREA)
Abstract
The utility model discloses a teaching board for primary school's mathematics education, including base and backup pad, the upper surface middle part of base is provided with the fixed column, and the inside of fixed column passes through flexible groove and fixed axle interconnect, and the fixed axle passes through fixed slot and dead lever and fixed column interconnect simultaneously, the dead lever passes through-hole and fixed column interconnect, the lower extreme of backup pad passes through the upper end interconnect of bearing piece and fixed axle, and both ends all are fixed with the support column about the upper surface of backup pad, the inside of support column passes through lifting groove and movable sleeve interconnect, and the inside of movable sleeve passes through control flume and control lever interconnect, the inner of movable sleeve is fixed with the connecting plate, and the connecting plate passes through spout and support column interconnect, and the inner of connecting plate is fixed with the lifter plate simultaneously. This a teaching board for primary school's mathematics education not only is convenient for increase the writing area of teaching board, is convenient for reduce the user simultaneously and cleans the frequency to the device is holistic.
Description
Technical Field
The utility model relates to a teaching equipment technical field specifically is a teaching board for primary school's mathematics education.
Background
Primary school mathematics is through teaching materials, teaches children's understanding about the number, four arithmetic, the computational formula of figure and length, unit conversion a series of knowledge, lays a good mathematics foundation for junior high school and daily life's calculation, and the blackboard is one of the essential teaching equipment in the education at present, can be directly perceived for the form of student's show content of learning.
However, most of the teaching boards for primary school mathematics education are inconvenient for users to keep formulas and key contents, and the teaching boards need to be repeatedly wiped and written, so that the use efficiency of the teaching boards is reduced. Aiming at the problems, the novel teaching board is innovatively designed on the basis of the original teaching board for primary school mathematics education.
SUMMERY OF THE UTILITY MODEL
Technical problem to be solved
The utility model provides a not enough to prior art, the utility model provides a teaching board for primary school's mathematics education has solved the teaching board of present most primary school's mathematics education and has not been convenient for the user and remain formula and key content, need clean and write the repeated problem that reduces the availability factor of teaching board to the teaching board.
(II) technical scheme
In order to achieve the above object, the utility model provides a following technical scheme: a teaching board for primary school mathematics education comprises a base and a supporting board, wherein a fixed column is arranged in the middle of the upper surface of the base, the inside of the fixed column is connected with the fixed shaft through a telescopic groove, the fixed shaft is connected with the fixed column through a fixed groove and a fixed rod, the fixed rod is connected with the fixed column through a through hole, a spring wraps the periphery of the fixed rod, a pull ring is fixed at the right end of the fixed rod, the lower end of the supporting board is connected with the upper end of the fixed shaft through a bearing block, supporting columns are fixed at the left end and the right end of the upper surface of the supporting board, the inside of each supporting column is connected with a movable sleeve through a lifting groove, the inside of the movable sleeve is connected with a control rod through a control groove, the lower end of the control rod is rotatably connected with the supporting board through a limiting block and a limiting, and the connecting plate passes through spout and support column interconnect, and the inner of connecting plate is fixed with the lifter plate simultaneously, both ends all are provided with the fly leaf around the lifter plate, and the right-hand member of fly leaf all through fixed knot and draw-in groove and fixture block interconnect, and the fly leaf passes through pivot and backup pad interconnect simultaneously.
Preferably, the fixed shaft forms a telescopic mechanism through a telescopic groove and the fixed column, and the depth of the telescopic groove is equal to the length of the fixed shaft.
Preferably, the fixed rod forms a telescopic mechanism with the fixed column through the through hole and the spring, and the initial length of the spring is equal to the depth of the through hole.
Preferably, the inner surface of the movable sleeve and the outer surface of the control rod are both in threaded structures, and the movable sleeve and the control rod are in threaded connection.
Preferably, the lifting plate and the supporting column form a lifting mechanism through a connecting plate and a sliding groove, and two connecting plates are symmetrically distributed on the vertical axis of the lifting plate.
Preferably, the movable plate and the supporting plate form a turnover mechanism through a rotating shaft, the turnover angle of the turnover mechanism is 0-180 degrees, and two turnover mechanisms are symmetrically distributed on the vertical axis of the lifting plate.
Preferably, the fixing buckles are connected with the supporting columns in a clamping mode through clamping grooves and clamping blocks, and the two fixing buckles are symmetrically distributed on the vertical axis of the lifting plate.
(III) advantageous effects
The utility model provides a teaching board for primary school's mathematics education. The method has the following beneficial effects:
(1) this a teaching board for primary school's mathematics education, the fixed axle is adjusted with the telescopic machanism person of facilitating the use of fixed column highly to the backup pad, makes things convenient for student's watching, and the telescopic machanism person of facilitating the use of dead lever and fixed column highly fixes the backup pad, improves the stability of device, and the structure of movable sleeve and control lever has increased the steadiness of connecting between the two, and convenient to use person adjusts the height of movable sleeve simultaneously, increases the holistic availability factor of device.
(2) This a teaching board for primary school's mathematics education, the elevating system person of facilitating the use of lifter plate and support column highly adjusts the lifter plate, for user show formula and teaching main points provide convenience, the fly leaf overturns the fly leaf with the tilting mechanism person of facilitating the use of backup pad, improve the holistic show area of device, reduce the user to the holistic clearance number of times of device, fixed knot is connected with the block of support column and has increased the steadiness of being connected of fly leaf and backup pad, the person of facilitating the use is to the holistic accomodation of device.
Drawings
FIG. 1 is a schematic front view of the present invention;
FIG. 2 is a schematic top view of the present invention;
FIG. 3 is a schematic side view 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. fixing a column; 3. a telescopic groove; 4. a fixed shaft; 5. fixing grooves; 6. fixing the rod; 7. a through hole; 8. a spring; 9. a pull ring; 10. a bearing block; 11. a support plate; 12. a support pillar; 13. a lifting groove; 14. a movable sleeve; 15. a control slot; 16. a control lever; 17. a limiting block; 18. a limiting groove; 19. a connecting plate; 20. a chute; 21. a lifting plate; 22. a movable plate; 23. a rotating shaft; 24. a fixing buckle; 25. a card slot; 26. and (7) clamping blocks.
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.
As shown in fig. 1-4, the utility model provides a technical solution: a teaching board for primary school mathematics education comprises a base 1, a fixed column 2, a telescopic groove 3, a fixed shaft 4, a fixed groove 5, a fixed rod 6, a through hole 7, a spring 8, a pull ring 9, a bearing block 10, a support plate 11, a support column 12, a lifting groove 13, a movable sleeve 14, a control groove 15, a control rod 16, a limit block 17, a limit groove 18, a connecting plate 19, a sliding groove 20, a lifting plate 21, a movable plate 22, a rotating shaft 23, a fixing buckle 24, a clamping groove 25 and a clamping block 26, wherein the fixed column 2 is arranged in the middle of the upper surface of the base 1, the inner part of the fixed column 2 is connected with the fixed shaft 4 through the telescopic groove 3, the fixed shaft 4 is connected with the fixed column 2 through the fixed groove 5 and the fixed rod 6, the fixed rod 6 is connected with the fixed column 2 through the through hole 7, the spring, the lower end of a supporting plate 11 is connected with the upper end of a fixed shaft 4 through a bearing block 10, supporting columns 12 are fixed at the left end and the right end of the upper surface of the supporting plate 11, the insides of the supporting columns 12 are connected with a movable sleeve 14 through a lifting groove 13, the insides of the movable sleeve 14 are connected with a control rod 16 through a control groove 15, the lower end of the control rod 16 is rotatably connected with the supporting plate 11 through a limiting block 17 and a limiting groove 18, a connecting plate 19 is fixed at the inner end of the movable sleeve 14, the connecting plate 19 is connected with the supporting columns 12 through a sliding groove 20, a lifting plate 21 is fixed at the inner end of the connecting plate 19, movable plates 22 are arranged at the front end and the rear end of the lifting plate 21, the right ends of the movable plates 22 are connected with clamping blocks 26 through fixing buckles 24 and clamping grooves 25, and;
the fixed shaft 4 and the fixed column 2 form a telescopic mechanism through the telescopic groove 3, the depth of the telescopic groove 3 is equal to the length of the fixed shaft 4, and the telescopic mechanism of the fixed shaft 4 and the fixed column 2 is convenient for a user to adjust the height of the supporting plate 11 and is convenient for the student to watch;
the fixed rod 6 and the fixed column 2 form a telescopic mechanism through the through hole 7 and the spring 8, the initial length of the spring 8 is equal to the depth of the through hole 7, and the telescopic mechanism of the fixed rod 6 and the fixed column 2 is convenient for a user to fix the height of the supporting plate 11, so that the stability of the device is improved;
the inner surface of the movable sleeve 14 and the outer surface of the control rod 16 are both in threaded structures and are in threaded connection, the connection stability of the movable sleeve 14 and the control rod 16 is improved due to the structures of the movable sleeve 14 and the control rod 16, and meanwhile, a user can conveniently adjust the height of the movable sleeve 14, so that the use efficiency of the whole device is improved;
the lifting plate 21 and the support column 12 form a lifting mechanism through the connecting plate 19 and the sliding groove 20, the connecting plate 19 is symmetrically distributed with two about a vertical axis of the lifting plate 21, the lifting mechanisms of the lifting plate 21 and the support column 12 are convenient for a user to adjust the height of the lifting plate 21, and convenience is provided for the user to display formulas and teaching key points;
the movable plate 22 and the supporting plate 11 form a turnover mechanism through a rotating shaft 23, the turnover angle of the turnover mechanism is 0-180 degrees, two turnover mechanisms are symmetrically distributed on the vertical axis of the lifting plate 21, and the turnover mechanisms of the movable plate 22 and the supporting plate 11 facilitate a user to turn over the movable plate 22, so that the display area of the whole device is increased, and the cleaning frequency of the user on the whole device is reduced;
the fixing buckles 24 are connected with the supporting column 12 in a clamping mode through the clamping grooves 25 and the clamping blocks 26, two fixing buckles 24 are symmetrically distributed on the vertical axis of the lifting plate 21, the connecting stability of the movable plate 22 and the supporting plate 11 is improved due to the clamping connection of the fixing buckles 24 and the supporting column 12, and a user can conveniently store the whole device.
When the fixing device is used, according to the figures 1 and 4, firstly, a user can pull the pull ring 9 to pull the fixing rod 6 out rightwards, so that the fixing rod 6 is separated from the fixing groove 5, at the moment, the user can hold the supporting plate 11 and lift the supporting plate upwards to adjust and raise the height of the supporting plate 11, and simultaneously, the pull ring 9 is loosened, so that the spring 8 in a contraction state gives the elastic force of the fixing rod 6 to the inside of the fixing column 2, the fixing rod 6 is clamped with the fixing groove 5, and the height of the supporting plate 11 is fixed;
according to fig. 2 and 3, at this time, the user can pull the fixing buckle 24 outwards to separate the clamping groove 25 from the clamping block 26, pull the movable plate 22 outwards by 180 degrees through the rotating shaft 23, and write the teaching key point and the formula on the outer surface of the lifting plate 21, so that the student can be emphasized and repeated in the teaching process, and the familiarity of the student on the formula and key point is improved;
referring to fig. 1 and 3, during the teaching process, the user may first turn the movable plate 22 inward, and fix the movable plate 22 by using the engaging connection of the engaging slot 25 and the engaging block 26, and simultaneously teach the student, when referring to the teaching focus and the formula, the user only needs to rotate the control rods 16 at the left and right ends simultaneously, so that the control rods 16 drive the movable sleeve 14 to move upward through the threaded connection with the control slot 15, and the movable sleeve 14 drives the connecting plate 19 to slide toward the upper end of the sliding slot 20, so that the lifting plate 21 is lifted upward, and the student is taught and taught with focus, thereby improving the familiarity of the student with the formula and the focus, which is the using process of the teaching plate for primary school mathematics education, and the contents not described in detail in this specification belong to the prior art known to the professional in the art.
To sum up, the teaching board for primary school mathematics education, the fixing shaft 4 and the telescopic mechanism of the fixing column 2 are convenient for users to adjust the height of the supporting board 11, which is convenient for students to watch, the fixing rod 6 and the telescopic mechanism of the fixing column 2 are convenient for users to fix the height of the supporting board 11, which improves the stability of the device, the structures of the movable sleeve 14 and the control rod 16 increase the connection stability between the two, and simultaneously, the users can adjust the height of the movable sleeve 14, which increases the use efficiency of the whole device, and the lifting mechanisms of the lifting board 21 and the supporting column 12 are convenient for users to adjust the height of the lifting board 21, which provides convenience for users to display formulas and teaching key points, the turnover mechanism of the movable board 22 and the supporting board 11 is convenient for users to turn over the movable board 22, improves the display area of the whole device, and reduces the cleaning times of the whole device by, the fixed buckle 24 is connected with the support post 12 in a clamping manner, so that the connection stability of the movable plate 22 and the support plate 11 is improved, and the user can conveniently store the whole device.
It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other identical elements in a process, method, article, or apparatus that comprises the element.
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 (7)
1. A teaching board for primary school mathematics education, comprising a base (1) and a support plate (11), characterized in that: the middle part of the upper surface of the base (1) is provided with a fixed column (2), the inside of the fixed column (2) is connected with a fixed shaft (4) through a telescopic groove (3), the fixed shaft (4) is connected with the fixed column (2) through a fixed groove (5) and a fixed rod (6), the fixed rod (6) is connected with the fixed column (2) through a through hole (7), the periphery of the fixed rod (6) is wrapped with a spring (8), the right end of the fixed rod (6) is fixed with a pull ring (9), the lower end of a support plate (11) is connected with the upper end of the fixed shaft (4) through a bearing block (10), support columns (12) are fixed at the left end and the right end of the upper surface of the support plate (11), the inside of each support column (12) is connected with a movable sleeve (14) through a lifting groove (13), and the inside of the movable sleeve (14) is connected with a control rod (16) through a control groove (15, the lower extreme of simultaneous control pole (16) passes through stopper (17) and spacing groove (18) and is connected with backup pad (11) rotation, the inner of movable sleeve (14) is fixed with connecting plate (19), and connecting plate (19) pass through spout (20) and support column (12) interconnect, and the inner of connecting plate (19) is fixed with lifter plate (21) simultaneously, both ends all are provided with fly leaf (22) around lifter plate (21), and the right-hand member of fly leaf (22) all through fixed knot (24) and draw-in groove (25) and fixture block (26) interconnect, and fly leaf (22) are through pivot (23) and backup pad (11) interconnect simultaneously.
2. A teaching board for primary school mathematics education as claimed in claim 1, wherein: the fixed shaft (4) and the fixed column (2) form a telescopic mechanism through a telescopic groove (3), and the depth of the telescopic groove (3) is equal to the length of the fixed shaft (4).
3. A teaching board for primary school mathematics education as claimed in claim 1, wherein: the fixing rod (6) and the fixing column (2) form a telescopic mechanism through the through hole (7) and the spring (8), and the initial length of the spring (8) is equal to the depth of the through hole (7).
4. A teaching board for primary school mathematics education as claimed in claim 1, wherein: the inner surface of the movable sleeve (14) and the outer surface of the control rod (16) are both in threaded structures, and the two are in threaded connection.
5. A teaching board for primary school mathematics education as claimed in claim 1, wherein: the lifting plate (21) and the supporting column (12) form a lifting mechanism through a connecting plate (19) and a sliding groove (20), and two connecting plates (19) are symmetrically distributed on the vertical axis of the lifting plate (21).
6. A teaching board for primary school mathematics education as claimed in claim 1, wherein: the movable plate (22) and the supporting plate (11) form a turnover mechanism through a rotating shaft (23), the turnover angle of the turnover mechanism is 0-180 degrees, and two turnover mechanisms are symmetrically distributed on the vertical axis of the lifting plate (21).
7. A teaching board for primary school mathematics education as claimed in claim 1, wherein: the fixing buckles (24) are connected with the supporting column (12) in a clamping mode through clamping grooves (25) and clamping blocks (26), and two fixing buckles (24) are symmetrically distributed on the vertical axis of the lifting plate (21).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920473940.0U CN209879865U (en) | 2019-04-10 | 2019-04-10 | Teaching board for primary school mathematics education |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920473940.0U CN209879865U (en) | 2019-04-10 | 2019-04-10 | Teaching board for primary school mathematics education |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209879865U true CN209879865U (en) | 2019-12-31 |
Family
ID=68959196
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920473940.0U Expired - Fee Related CN209879865U (en) | 2019-04-10 | 2019-04-10 | Teaching board for primary school mathematics education |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209879865U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111591067A (en) * | 2020-05-11 | 2020-08-28 | 莱芜职业技术学院 | Portable bookshelf is used in mathematics education that conveniently turns over page or leaf |
| CN112356596A (en) * | 2020-11-30 | 2021-02-12 | 吴晓莹 | Think special two-sided magnetism board of upset of political affairs education |
-
2019
- 2019-04-10 CN CN201920473940.0U patent/CN209879865U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111591067A (en) * | 2020-05-11 | 2020-08-28 | 莱芜职业技术学院 | Portable bookshelf is used in mathematics education that conveniently turns over page or leaf |
| CN111591067B (en) * | 2020-05-11 | 2021-05-25 | 莱芜职业技术学院 | Portable bookshelf is used in mathematics education that conveniently turns over page or leaf |
| CN112356596A (en) * | 2020-11-30 | 2021-02-12 | 吴晓莹 | Think special two-sided magnetism board of upset of political affairs education |
| CN112356596B (en) * | 2020-11-30 | 2022-04-05 | 吴晓莹 | Think special two-sided magnetism board of upset of political affairs 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 | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20191231 Termination date: 20210410 |