CN214253524U - University's mathematics function image teaching board - Google Patents
University's mathematics function image teaching board Download PDFInfo
- Publication number
- CN214253524U CN214253524U CN202120001517.8U CN202120001517U CN214253524U CN 214253524 U CN214253524 U CN 214253524U CN 202120001517 U CN202120001517 U CN 202120001517U CN 214253524 U CN214253524 U CN 214253524U
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- China
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- teaching board
- sleeve
- function image
- fixedly connected
- screw thread
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- 230000006978 adaptation Effects 0.000 claims abstract description 4
- 238000007620 mathematical function Methods 0.000 abstract description 6
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000000694 effects 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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Abstract
The utility model discloses a university's mathematical function image teaching board, including removing the bottom plate, the lower surface of removing the bottom plate is provided with the universal wheel, the last fixed surface of removing the bottom plate is connected with lifting sleeve, lifting sleeve's inner wall sliding connection has the rectangle lifter of looks adaptation with it, the top fixedly connected with round bar of rectangle lifter, the fixed surface of round bar is connected with links up the bearing, the outer anchor ring fixedly connected with who links up the bearing links up the sleeve. This university's mathematics function image teaching board through setting up the teaching board body to set up the rectangle line check on the surface of teaching board body, the teacher of being convenient for carries out the drawing of function image, and can improve the accuracy of image drawing, through setting up arc support column, connector, threaded sleeve and linking rod, can adjust the inclination of teaching board body, is convenient for impart knowledge to students of different distances in the classroom, has improved the suitability of this teaching board.
Description
Technical Field
The utility model relates to a teaching technical field specifically is a college mathematical function image teaching board.
Background
The function is an important component in mathematical subjects, and in the existing function teaching, a teacher usually performs function image teaching in a blackboard writing mode.
But draw the figure on the blackboard very troublesome, when the time is urgent, the teacher can also draw inaccurate function image even for improving teaching speed to probably can mislead the student, be unfavorable for improving the teaching efficiency and the quality of mathematical function image, and current blackboard, the student of edge of being not convenient for is studied not being convenient for height-adjusting and angle.
Therefore, a college math function image teaching board is needed.
Disclosure of Invention
An object of the utility model is to provide a university's mathematical function image teaching board to solve the problem that proposes among the above-mentioned background art.
In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a university's mathematical function image teaching board, includes and removes the bottom plate, the lower surface of removing the bottom plate is provided with the universal wheel, the last fixed surface of removing the bottom plate is connected with lifting sleeve, lifting sleeve's inner wall sliding connection has the rectangle lifter of looks adaptation with it, the top fixedly connected with round bar of rectangle lifter, the fixed surface of round bar is connected with links up the bearing, the outer annular fixed surface fixedly connected with who links up the bearing links up the sleeve, link up telescopic top fixedly connected with linking plate, the upper surface of linking plate is fixedly connected with receiver and arc support column respectively, the top of arc support column is rotated through the bearing frame and is connected with the teaching board body, the front of teaching board body is provided with the rectangle line check.
Preferably, the number of the universal wheels is four, and the four universal wheels are arranged at four corners of the lower surface of the movable bottom plate in a rectangular array.
Preferably, spacing hole has been seted up to the left side wall of rectangle lifter, the quantity in spacing hole is a plurality of, a plurality of spacing hole equidistance is seted up at the left side wall of rectangle lifter, lifting sleeve's left side wall threaded connection has first screw thread jackscrew, the screw thread end and the spacing looks adaptation of first screw thread jackscrew.
Preferably, the right side wall of rectangle lifter is provided with the latch, lifting sleeve's right side wall is provided with the regulation box, the inner wall of regulation box is connected with the toothed disc through the bearing rotation, the toothed disc meshes with the latch mutually, the center pin of toothed disc extends to the back and the fixedly connected with of regulation box and adjusts the handle.
Preferably, the side wall of the engaging sleeve is in threaded connection with a second threaded jackscrew, and the threaded end of the second threaded jackscrew is in lap joint with the surface of the round rod.
Preferably, the back of teaching board body is rotated through the bearing frame and is connected with the connector, the other end of connector is rotated through connecting the axle sleeve and is connected with threaded sleeve, threaded sleeve's inner wall threaded connection has the pole that links up, the other end of linking the pole passes through the bearing frame and is connected with the surface rotation of arc support column.
Advantageous effects
The utility model provides a university's mathematics function image teaching board possesses following beneficial effect:
1. this university's mathematics function image teaching board through setting up the teaching board body to set up the rectangle line check on the surface of teaching board body, the teacher of being convenient for carries out the drawing of function image, and can improve the accuracy of image drawing, through setting up arc support column, connector, threaded sleeve and linking rod, can adjust the inclination of teaching board body, is convenient for impart knowledge to students of different distances in the classroom, has improved the suitability of this teaching board.
2. This university's mathematics function image teaching board, through setting up the lift sleeve, the rectangle lifter, the latch, adjust the box, toothed disc and regulation handle, adjust the drive toothed disc rotation through rotating, can drive the rectangle lifter and reciprocate, thereby reached the purpose of adjusting the overall device height, through setting up the round bar, link up the bearing and link up the sleeve, can reach and carry out the horizontal rotation's purpose to linking up the board, and can use second screw thread jackscrew to fix the angle, be convenient for teach the student of different positions.
Drawings
FIG. 1 is a schematic front view of the present invention;
FIG. 2 is a right side view of the teaching board;
FIG. 3 is an enlarged view of the structure at A in FIG. 2;
fig. 4 is a schematic front sectional structure view of the lifting sleeve.
In the figure: 1 removal bottom plate, 2 universal wheels, 3 lifting sleeve, 4 rectangle lifter, 5 round bars, 6 linking bearings, 7 linking sleeves, 8 linking plates, 9 receivers, 10 arc support columns, 11 teaching board bodies, 12 first screw thread jackscrews, 13 latches, 14 adjusting boxes, 15 toothed disc, 16 adjusting handle, 17 second screw thread jackscrews, 18 screw thread sleeves, 19 linking rods.
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: the utility model provides a university's mathematical function image teaching board, is provided with universal wheel 2 including removing bottom plate 1, the lower surface that removes bottom plate 1, and the quantity of universal wheel 2 is four, and four universal wheels 2 are the four corners department that rectangular array set up at removing bottom plate 1 lower surface.
The upper surface of the movable bottom plate 1 is fixedly connected with a lifting sleeve 3, the inner wall of the lifting sleeve 3 is slidably connected with a rectangular lifting rod 4 matched with the lifting sleeve, a limiting hole is formed in the left side wall of the rectangular lifting rod 4, the number of the limiting holes is a plurality of, the limiting holes are equidistantly formed in the left side wall of the rectangular lifting rod 4, the left side wall of the lifting sleeve 3 is in threaded connection with a first threaded jackscrew 12, and the threaded end of the first threaded jackscrew 12 is matched with the limiting holes.
The right side wall of rectangle lifter 4 is provided with latch 13, the right side wall of lifting sleeve 3 is provided with adjusting box 14, adjusting box 14's inner wall is connected with gear plate 15 through the bearing rotation, gear plate 15 meshes with latch 13 mutually, gear plate 15's center pin extends to adjusting box 14's the back and fixedly connected with adjusts 16, through setting up lifting sleeve 3, rectangle lifter 4, latch 13, adjusting box 14, gear plate 15 and regulation 16, adjust 16 and drive gear plate 15 and rotate through rotating, can drive rectangle lifter 4 and reciprocate, thereby reached the purpose of adjusting the overall device height.
The top fixedly connected with round bar 5 of rectangle lifter 4, the fixed surface of round bar 5 is connected with links up bearing 6, the outer anchor ring fixedly connected with that links up bearing 6 links up sleeve 7, the lateral wall threaded connection that links up sleeve 7 has second screw thread jackscrew 17, the screw thread end of second screw thread jackscrew 17 and the surperficial overlap joint of round bar 5, the top fixedly connected with that links up sleeve 7 links up fishplate bar 8, through setting up round bar 5, link up bearing 6 and linking sleeve 7, can reach and carry out horizontal rotation's purpose to fishplate bar 8, and can use second screw thread jackscrew 17 to fix the angle of device, be convenient for to the student of different positions explain of imparting knowledge to students.
The upper surface of the connection plate 8 is respectively fixedly connected with a storage box 9 and an arc-shaped support column 10, the top end of the arc-shaped support column 10 is rotatably connected with a teaching plate body 11 through a bearing seat, the front surface of the teaching plate body 11 is provided with rectangular line grids, the teaching plate body 11 is arranged, the rectangular line grids are arranged on the surface of the teaching plate body 11, teachers can conveniently draw function images, the accuracy of image drawing can be improved, the back surface of the teaching plate body 11 is rotatably connected with a connector through the bearing seat, the other end of the connector is rotatably connected with a threaded sleeve 18 through a connecting shaft sleeve, the inner wall of the threaded sleeve 18 is in threaded connection with a connection rod 19, the other end of the connection rod 19 is rotatably connected with the surface of the arc-shaped support column 10 through the bearing seat, and the inclination angle of the teaching plate body 11 can be adjusted through the arc-shaped support column, the teaching board is convenient for teaching students with different distances in a classroom, and the applicability of the teaching board is improved.
The working principle is as follows: when this university's mathematics function image teaching board uses, utilize universal wheel 2 to remove the device to the teaching area, loosen first screw thread jackscrew 12, it rotates 16 drive toothed disc 15 rotations to rotate the regulation, can drive rectangle lifter 4 and reciprocate, adjust the high back of integrated equipment, fix with first screw thread jackscrew 12, loosen second screw thread jackscrew 17, carry out horizontal rotation to linking plate 8, and use second screw thread jackscrew 17 to fix the angle, through teaching board body 11 and rectangle line check, the teacher of being convenient for carries out the drawing of function image, and can improve the accuracy of image drawing, through arc support column 10, the connector, threaded sleeve 18 and linking pole 19, can adjust the inclination of teaching board body 11, be convenient for impart knowledge to students of different distances in the classroom, very big improvement this teaching board's suitability.
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. A university mathematical function image teaching board comprising a moving base (1), characterized in that: the lower surface of the movable bottom plate (1) is provided with a universal wheel (2), the upper surface of the movable bottom plate (1) is fixedly connected with a lifting sleeve (3), the inner wall of the lifting sleeve (3) is connected with a rectangular lifting rod (4) matched with the lifting sleeve in a sliding way, the top end of the rectangular lifting rod (4) is fixedly connected with a round rod (5), the surface of the round rod (5) is fixedly connected with a connecting bearing (6), the outer ring surface of the connecting bearing (6) is fixedly connected with a connecting sleeve (7), the top end of the connecting sleeve (7) is fixedly connected with a connecting plate (8), the upper surface of the connecting plate (8) is respectively and fixedly connected with a storage box (9) and an arc-shaped supporting column (10), the top of arc support column (10) is connected with teaching board body (11) through the bearing frame rotation, the front of teaching board body (11) is provided with the rectangle line check.
2. The university mathematical function image teaching board of claim 1, wherein: the number of the universal wheels (2) is four, and the universal wheels (2) are arranged at four corners of the lower surface of the movable bottom plate (1) in a rectangular array mode.
3. The university mathematical function image teaching board of claim 1, wherein: spacing hole has been seted up to the left side wall of rectangle lifter (4), the quantity in spacing hole is a plurality of, a plurality of the left side wall in rectangle lifter (4) is seted up to spacing hole equidistance, the left side wall threaded connection of lifting sleeve (3) has first screw thread jackscrew (12), the screw thread end and the spacing looks adaptation of first screw thread jackscrew (12).
4. The university mathematical function image teaching board of claim 1, wherein: the right side wall of rectangle lifter (4) is provided with latch (13), the right side wall of lift sleeve (3) is provided with adjusts box (14), the inner wall of adjusting box (14) is rotated through the bearing and is connected with toothed disc (15), toothed disc (15) and latch (13) mesh mutually, the center pin of toothed disc (15) extends to the back and the fixedly connected with of adjusting box (14) and adjusts (16).
5. The university mathematical function image teaching board of claim 1, wherein: the lateral wall threaded connection of linking up sleeve (7) has second screw thread jackscrew (17), the screw thread end and the surperficial overlap joint of round bar (5) of second screw thread jackscrew (17).
6. The university mathematical function image teaching board of claim 1, wherein: the back of teaching board body (11) is rotated through the bearing frame and is connected with the connector, the other end of connector is rotated through connecting the axle sleeve and is connected with threaded sleeve (18), the inner wall threaded connection of threaded sleeve (18) has joint pole (19), the other end of joint pole (19) passes through the bearing frame and is connected with the surface rotation of arc support column (10).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120001517.8U CN214253524U (en) | 2021-01-04 | 2021-01-04 | University's mathematics function image teaching board |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120001517.8U CN214253524U (en) | 2021-01-04 | 2021-01-04 | University's mathematics function image teaching board |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214253524U true CN214253524U (en) | 2021-09-21 |
Family
ID=77723800
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120001517.8U Expired - Fee Related CN214253524U (en) | 2021-01-04 | 2021-01-04 | University's mathematics function image teaching board |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214253524U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113733785A (en) * | 2021-10-19 | 2021-12-03 | 桃源县架桥镇中学 | Circle drawing teaching board convenient for changing diameter and circle center for mathematical teaching |
-
2021
- 2021-01-04 CN CN202120001517.8U patent/CN214253524U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113733785A (en) * | 2021-10-19 | 2021-12-03 | 桃源县架桥镇中学 | Circle drawing teaching board convenient for changing diameter and circle center for mathematical teaching |
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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: 20210921 |