CN215204232U - Drawing tool for mathematical education - Google Patents
Drawing tool for mathematical education Download PDFInfo
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- CN215204232U CN215204232U CN202121261688.0U CN202121261688U CN215204232U CN 215204232 U CN215204232 U CN 215204232U CN 202121261688 U CN202121261688 U CN 202121261688U CN 215204232 U CN215204232 U CN 215204232U
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- vacuum
- fixed mounting
- iron plate
- circular
- equipment shell
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Abstract
The utility model relates to a mathematics teaching aid technical field discloses a graphics primitive is used in mathematics teaching, including adsorption equipment shell, vacuum regulator, small-size vacuum draw-out device and circular magnet, its characterized in that: the inside fixed mounting of adsorption equipment shell have vacuum regulator, vacuum regulator's one end sliding connection have the adjusting block, the inside fixed mounting of adsorption equipment shell have small-size vacuum draw-out device, the bottom fixed mounting of adsorption equipment shell have circular magnet, the bottom adsorption of circular magnet be connected with circular iron plate. The utility model has the advantages that: the intraoral air of small-size vacuum extraction device extraction absorption for drawing instrument ability is automatic adsorbs on the blackboard surface, and the mr need not press the drawing instrument again and accomplish the drawing, has improved the speed that the mr was drawn, makes that the mr can be convenient take off adsorbed device from the blackboard through adjusting the slider, can freely adjust absorbent intensity simultaneously.
Description
Technical Field
The utility model relates to a mathematics teaching aid technical field, especially a graphics primitive is used in mathematical education.
Background
Mathematics is a general means for human beings to strictly describe the abstract structure and mode of things, can be applied to any problem in the real world, and all mathematical objects are artificially defined in nature. In this sense, mathematics belongs to formal science, not natural science. Different mathematicians and philosophies have a range of views on the exact scope and definition of mathematics.
In human historical development and social life, mathematics plays an irreplaceable role and is also an essential basic tool for learning and researching modern scientific technology.
In the process of learning mathematics, drawing certain geometric figures is basic knowledge, and students can be helped to understand knowledge points better by drawing the figures.
At present when mr draws the mathematical graph, need a straight hand to press the graphics primitive, prevent that the graphics primitive from taking place the displacement, the while other hand is drawn, such step influences the drawing of mr for mr's the efficiency of drawing is lower, and mr need the turn-round that does not stop when drawing the limit explanation simultaneously, all is a hand still must press the graphics primitive, makes mr step relatively troublesome when explaining.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to overcome prior art's shortcoming, provide a graphics primitive for mathematical education.
The purpose of the utility model is realized through the following technical scheme: the utility model provides a graphics primitive for mathematical education, includes adsorption equipment shell, vacuum regulator, small-size vacuum draw-off device and circular magnet, its characterized in that: the inside fixed mounting of adsorption equipment shell have vacuum regulator, vacuum regulator's one end sliding connection have the adjusting block, the inside fixed mounting of adsorption equipment shell have small-size vacuum draw-out device, the bottom fixed mounting of adsorption equipment shell have circular magnet, the bottom adsorption of circular magnet be connected with circular iron plate.
Preferably, a battery box is fixedly arranged in the shell of the adsorption device, and the small vacuum extraction device is electrically connected with the battery box.
Preferably, vacuum regulator's both ends fixed mounting have the intake pipe, vacuum regulator one end the intake pipe pierce through adsorption equipment shell to its upper surface, vacuum regulator other end the intake pipe pierce through circular magnet and circular iron plate to the lower surface of circular iron plate, the surface of regulating block protrusion adsorption equipment shell, the material of intake pipe be plastic hose.
Preferably, the bottom of the small vacuum extraction device is fixedly provided with a vacuum extraction pipe, the vacuum extraction pipe penetrates through the round magnet and the round iron block to the lower surface of the round iron block, and the vacuum extraction pipe is made of a plastic hose.
Preferably, the bottom fixed mounting of circular iron plate have the absorption mouth, the fixed surface of circular iron plate install drawing tool, the bottom fixed mounting of circular iron plate have the sealing ring, the material of absorption mouth and sealing ring be rubber.
Preferably, the middle part of the drawing tool is provided with a hole matched with the round iron block.
The utility model has the advantages of it is following:
1. this graphics primitive for mathematical education, vacuum extraction pipe through small-size vacuum extraction device one end fixed mounting, the vacuum extraction pipe pierces through to the bottom surface of circular iron plate, small-size vacuum extraction device is connected with the battery case electricity simultaneously, the battery case drives small-size vacuum extraction device extraction and adsorbs intraoral air, make graphics primitive can be automatic adsorb on the blackboard on the surface, make the mr need not press the graphics primitive again and accomplish the drawing, the intensity of teacher's drawing has been reduced, the speed that the mr draws has been improved.
2. This drawing tool for mathematical education, there is vacuum regulator through the inside fixed mounting of adsorption equipment shell, the intake pipe of vacuum regulator one end pierces through to the upper surface of adsorption equipment shell, the other end pierces through to the bottom surface of circular iron plate, the one end sliding connection of vacuum regulator has the adjusting block simultaneously, the absorptive intensity is adjusted to the position of slip adjusting block, the adjusting block slides and then makes the device break away from the blackboard to the top, adjust to make the device adsorb in the blackboard to the bottom, make that mr can be convenient take off from the blackboard with absorbent device through the adjusting block, can freely adjust absorbent intensity simultaneously.
3. This graphics primitive for mathematical education has circular magnet through adsorption equipment shell bottom fixed mounting, and graphics primitive middle part fixed mounting has circular iron plate, through circular magnet to the absorption of circular iron plate for graphics primitive can tightly paste on the blackboard under the bottom adsorbs mouthful vacuum adsorption's state, makes things convenient for the mr to map, and the while is to the absorption of circular iron plate through circular magnet, can change the different kind's that need map usefulness drawing instrument at any time.
Drawings
Fig. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic view of a partial structure of the present invention;
FIG. 3 is a side view of the present invention;
fig. 4 is a schematic bottom view of the present invention;
fig. 5 is a schematic structural view of the position a of the present invention;
in the figure: 1-adsorption device shell, 2-drawing tool, 3-vacuum regulator, 4-small-sized, 5-battery box, 6-round magnet, 7-air inlet pipe, 8-round iron block, 9-adsorption port, 10-closed ring, 11-vacuum extraction pipe and 12-regulating slide block.
Detailed Description
The invention will be further described with reference to the accompanying drawings, but the scope of the invention is not limited to the following description.
As shown in fig. 1 to 5, a drawing tool for mathematics teaching comprises an adsorption device housing 1, a vacuum regulator 3, a small vacuum extraction device 4 and a circular magnet 6, and is characterized in that: adsorption equipment shell 1's inside fixed mounting has vacuum regulator 3, vacuum regulator 3's one end sliding connection has adjusting block 12, adsorption equipment shell 1's inside fixed mounting has small-size vacuum draw-out device 4, adsorption equipment shell 1's bottom fixed mounting has circular magnet 6, circular magnet 6's bottom adsorbs and is connected with circular iron plate 8, paste the absorption mouth 9 of drawing instrument 2 bottom to the blackboard surface, battery case 5 drives small-size vacuum draw-out device 4, vacuum extraction pipe 11 through its bottom extracts the air in absorption mouth 9, slide adjusting block 12 to the bottom simultaneously, adjusting block 12 makes intake pipe 7 block up through the extrusion, make drawing instrument 2 adsorb on the blackboard.
As an optional technical solution of the utility model: the inside fixed mounting of adsorption equipment shell 1 has battery case 5, and small-size vacuum extraction device 4 is connected with battery case 5 electricity, and battery case 5 drives small-size vacuum extraction device 4 through the installation battery and operates for small-size vacuum extraction device 4 can extract the air in adsorbing mouthful 9, makes drawing tool 2 adsorb on the blackboard.
As an optional technical solution of the utility model: the both ends fixed mounting of vacuum regulator 3 has intake pipe 7, the intake pipe 7 of the 3 one end of vacuum regulator pierces through adsorption equipment shell 1 to its upper surface, the intake pipe 7 of the 3 other end of vacuum regulator pierces through circular magnet 6 and circular iron plate 8 to the lower surface of circular iron plate 8, adjust the surface of slider 12 protrusion adsorption equipment shell 1, the material of intake pipe 7 is plastic hose, adjust slider 12 to the top of vacuum regulator 3, make the air get into to the absorption mouth 9 in from the intake pipe 7 at adsorption equipment shell 1 top, make the device break away from the absorption on the blackboard, through adjusting to the bottom, adjust slider 12 and make permeability cell 7 block up through the extrusion, make the device adsorb on the blackboard.
As an optional technical solution of the utility model: the bottom fixed mounting of small-size vacuum extraction device 4 has vacuum extraction pipe 11, and vacuum extraction pipe 11 pierces through circular magnet 6 and circular iron plate 8 to the lower surface of circular iron plate 8, and the material of vacuum extraction pipe 11 is plastic hose, and small-size vacuum extraction device 4 will adsorb the air extraction in the mouth 9 through bottom fixed mounting's vacuum extraction pipe 11 under the drive of battery case 5, transfers adjust slider 12 to the bottom again for drawing tool 2 adsorbs on the blackboard.
As an optional technical solution of the utility model: the bottom fixed mounting of circular iron plate 8 has absorption mouth 9, and the fixed surface of circular iron plate 8 installs drawing tool 2, and the bottom fixed mounting of circular iron plate 8 has sealing ring 10, and the material of absorption mouth 9 and sealing ring 10 is rubber, and when vacuum extraction pipe 11 functions, sealing ring 11 blocks that air infiltration spills, prevents to adsorb unstable condition and takes place.
As an optional technical solution of the utility model: the middle part of drawing instrument 2 is provided with the hole with 8 looks adaptations of circular iron plate, through the adaptation of hole and circular iron plate 8, can change different drawing instruments at any time.
The working process of the utility model is as follows: the drawing tool for mathematical education is characterized in that a vacuum extraction pipe 11 is fixedly installed at one end of a small vacuum extraction device 4, the vacuum extraction pipe 11 penetrates through the bottom surface of a round iron block 8, meanwhile, the small vacuum extraction device 4 is electrically connected with a battery box 5, the battery box 5 drives the small vacuum extraction device 4 to extract air in an adsorption port 9, so that the drawing tool can be automatically adsorbed on the surface of a blackboard, a teacher does not need to press the drawing tool with one hand to complete drawing, the drawing strength of the teacher is reduced, the drawing speed of the teacher is improved, a vacuum regulator 3 is fixedly installed inside an adsorption device shell 1, an air inlet pipe 7 at one end of the vacuum regulator 3 penetrates through the upper surface of the adsorption device shell 1, the other end of the vacuum regulator penetrates through the bottom surface of the round iron block 8, meanwhile, an adjusting slider 12 is connected to one end of the vacuum regulator 3 in a sliding mode, and the position of the sliding adjusting slider 12 is used for adjusting the adsorption strength, adjusting block 12 slides and makes the device break away from the blackboard to the top, adjust to the bottom and make the device adsorb in the blackboard, make the mr can be convenient take off adsorbed device from the blackboard through adjusting block 12, can freely adjust absorptive intensity simultaneously, 1 bottom fixed mounting has circular magnet 6 through adsorption equipment shell, drawing tool 2 middle part fixed mounting has circular iron plate 8, adsorb to circular iron plate 8 through circular magnet 6, make drawing tool 2 can tightly paste on the blackboard under the state of bottom adsorption port 9 vacuum adsorption, make things convenient for the mr mapping, adsorb to circular iron plate 6 through circular magnet 6 simultaneously, can change the not heterogeneous drawing instrument that needs to make a picture at any time.
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. The utility model provides a graphics primitive for mathematical education, includes adsorption equipment shell (1), vacuum regulator (3), small-size vacuum draw-off device (4) and circular magnet (6), its characterized in that: the inside fixed mounting of adsorption equipment shell (1) have vacuum regulator (3), the one end sliding connection of vacuum regulator (3) have adjusting block (12), the inside fixed mounting of adsorption equipment shell (1) have small-size vacuum draw-out device (4), the bottom fixed mounting of adsorption equipment shell (1) have circular magnet (6), the bottom adsorption of circular magnet (6) be connected with circular iron plate (8).
2. The drawing tool for mathematical education as set forth in claim 1, wherein: a battery box (5) is fixedly arranged in the adsorption device shell (1), and the small vacuum extraction device (4) is electrically connected with the battery box (5).
3. The drawing tool for mathematical education as set forth in claim 1, wherein: the both ends fixed mounting of vacuum regulator (3) have intake pipe (7), intake pipe (7) of vacuum regulator (3) one end pierce through adsorption equipment shell (1) to its upper surface, intake pipe (7) of vacuum regulator (3) the other end pierce through circular magnet (6) and circular iron plate (8) to the lower surface of circular iron plate (8), adjusting block (12) the surface of protrusion adsorption equipment shell (1), the material of intake pipe (7) be plastic hose.
4. The drawing tool for mathematical education as set forth in claim 1, wherein: the bottom fixed mounting of small-size vacuum extraction device (4) have vacuum extraction pipe (11), vacuum extraction pipe (11) pierce through the lower surface of circular magnet (6) and circular iron plate (8) to circular iron plate (8), the material of vacuum extraction pipe (11) be plastic hose.
5. The drawing tool for mathematical education as set forth in claim 1, wherein: the bottom fixed mounting of circular iron plate (8) have absorption mouth (9), the fixed surface of circular iron plate (8) install drawing instrument (2), the bottom fixed mounting of circular iron plate (8) have sealing ring (10), the material of absorption mouth (9) and sealing ring (10) be rubber.
6. The drawing tool for mathematical education as set forth in claim 1, wherein: the middle part of the drawing tool (2) is provided with a hole matched with the round iron block (8).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121261688.0U CN215204232U (en) | 2021-06-07 | 2021-06-07 | Drawing tool for mathematical education |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121261688.0U CN215204232U (en) | 2021-06-07 | 2021-06-07 | Drawing tool for mathematical education |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215204232U true CN215204232U (en) | 2021-12-17 |
Family
ID=79423924
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121261688.0U Expired - Fee Related CN215204232U (en) | 2021-06-07 | 2021-06-07 | Drawing tool for mathematical education |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215204232U (en) |
-
2021
- 2021-06-07 CN CN202121261688.0U patent/CN215204232U/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: 20211217 |