CN215621063U - Multifunctional tool for drawing mathematics in middle school - Google Patents
Multifunctional tool for drawing mathematics in middle school Download PDFInfo
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- CN215621063U CN215621063U CN202121340142.4U CN202121340142U CN215621063U CN 215621063 U CN215621063 U CN 215621063U CN 202121340142 U CN202121340142 U CN 202121340142U CN 215621063 U CN215621063 U CN 215621063U
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- drawing rule
- cavity
- rule
- middle school
- supporting block
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Abstract
The utility model discloses a multifunctional tool for middle school mathematics drawing, which comprises a drawing rule and a vacuum chuck for fixing the drawing rule, wherein the front end of the vacuum chuck is connected with a supporting block, the supporting block is rotatably connected with the drawing rule through a connecting bearing, the supporting block is arranged in the drawing rule, so that the direction of the drawing rule can be adjusted subsequently, a cavity is formed in the drawing rule, a transparent observation cover is arranged on the front side of the cavity, and a supporting shaft is fixed in the middle of the cavity. This middle school mathematics is drawn and is used multi-functional instrument is provided with and connects rope, balancing weight and sign line, and the balancing weight is pulled the connection rope under the action of gravity and is kept vertical to can cooperate the level or the straightness that hangs down of sign line to the drawing rule to look over, conveniently adjust the drawing rule, make the line segment that its follow-up was drawn can keep level and vertical, and the cooperation angle line can carry out the slash drawing at different inclinations, improves follow-up drawing accuracy.
Description
Technical Field
The utility model relates to the technical field of middle school mathematics drawings, in particular to a multifunctional tool for middle school mathematics drawings.
Background
In middle school mathematics teaching, assistance of explanation is often required through drawing of graphs, and when the graphs are drawn, the operation can be carried out by means of drawing tools, but the existing drawing tools have some defects when in use:
the existing drawing tool is single in function, the ruler cannot be leveled when the ruler is used for drawing the line segments, the subsequent drawn line segments incline along with the ruler when the ruler inclines, the inclined angle of the ruler is difficult to mark and check when the included angle is drawn, and the accuracy of subsequent drawing and the functionality of the device are reduced.
In order to solve the above problems, innovative design based on the original drawing tool is urgently needed.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide a multifunctional tool for middle school mathematics drawing, which aims to solve the problems that the existing drawing tools in the market in the background art have single functions, a straight ruler cannot be leveled when a line segment is drawn through the straight ruler, the subsequent drawn line segment is inclined when the straight ruler is inclined, and the inclined angle of the straight ruler is difficult to identify and check when an included angle is drawn.
In order to achieve the purpose, the utility model provides the following technical scheme: a multifunctional tool for drawing middle school mathematics comprises a drawing rule and a vacuum chuck for fixing the drawing rule;
the front end of the vacuum chuck is connected with a supporting block, the supporting block is rotationally connected with the drawing rule through a connecting bearing, and the supporting block is arranged in the drawing rule, so that the direction of the drawing rule can be adjusted subsequently;
the cavity has been seted up to the inside of drawing rule, and the front side of cavity installs transparent observation cover to the middle part of cavity is fixed with the back shaft, the fixed surface of back shaft has the connection rope, and connects the below of rope and be provided with the balancing weight, and the rear side of connecting the rope is provided with the sign line, carries out the sign to the position of connecting the rope.
Further optimize this technical scheme, vacuum chuck's center and the center of drawing rule coincide mutually and set up, and constitute the integral structure between vacuum chuck and the supporting shoe, can fix a position the drawing rule on the blackboard through vacuum chuck, make things convenient for subsequent drawing operation.
Further optimize this technical scheme, the front side of supporting shoe is provided with the restriction dish, and the front side of restriction dish is connected with position control mechanism, fixes the drawing rule through the connection of restriction dish and supporting shoe, makes the drawing rule can remain stable when using, avoids taking place to rotate.
Further optimize this technical scheme, position control mechanism is including adjusting the pole and turning round, threaded connection between pole and the drawing rule, and the front end of adjusting the pole runs through the front side surface of drawing rule and turns round and be connected, can control the position of restriction dish through the rotation of adjusting the pole to the state to the drawing rule is controlled.
Further optimize this technical scheme, the rear side surface of restriction dish bonds there is the rubber slab, increases the contact frictional force between restriction dish and the supporting shoe.
This technical scheme is further optimized, the sign line includes horizontal perpendicular line and angle line, the horizontal perpendicular line is the angle such as annular and is provided with 4 groups in the cavity, angle line evenly distributed in the cavity can adjust the level and the vertical position of drawing rule through the horizontal perpendicular line, and the cooperation angle line can be marked the angle of putting of drawing rule.
Compared with the prior art, the utility model has the beneficial effects that: the middle school mathematics uses the multi-functional tool to draw pictures;
(1) the drawing rule is provided with a connecting rope, a balancing weight and an identification line, the balancing weight pulls the connecting rope to keep vertical under the action of gravity, so that the horizontal or vertical degree of the drawing rule can be checked by matching with the identification line, the drawing rule is convenient to adjust, the line segments drawn subsequently can be kept horizontal and vertical, oblique line drawing at different inclination angles can be performed by matching with the angle line, and the accuracy of subsequent drawing is improved;
(2) be provided with supporting shoe and restriction dish, accessible vacuum chuck fixes the drawing rule on the blackboard surface, and drawing rule accessible supporting shoe rotates, conveniently carries out the adjustment of angle, and the restriction dish can be connected fixedly between supporting shoe and the drawing rule, makes the drawing rule become the stationary state, and the line segment that conveniently follow-up carries on stably is drawn, increases the functionality 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 view of a cross-sectional view of an adjustment lever according to the present invention;
FIG. 4 is an enlarged view of a portion a of FIG. 1 according to the present invention;
FIG. 5 is a schematic side sectional view of the support shaft of the present invention.
In the figure: 1. a drawing rule; 2. a vacuum chuck; 3. a support block; 4. connecting a bearing; 5. a confinement plate; 6. adjusting a rod; 601. turning the head; 7. a rubber plate; 8. a transparent viewing cover; 9. a cavity; 10. a support shaft; 11. connecting ropes; 12. a balancing weight; 13. marking a line; 131. a horizontal vertical line; 132. an angle line.
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. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1-5, the present invention provides a technical solution: a multifunctional tool for drawing middle school mathematics comprises a drawing rule 1 and a vacuum chuck 2 for fixing the drawing rule 1;
the front end of the vacuum chuck 2 is connected with a supporting block 3, the supporting block 3 is rotationally connected with the drawing rule 1 through a connecting bearing 4, and the supporting block 3 is arranged in the drawing rule 1, so that the direction of the drawing rule 1 can be adjusted subsequently;
a cavity 9 is formed in the drawing rule 1, a transparent observation cover 8 is installed on the front side of the cavity 9, a supporting shaft 10 is fixed in the middle of the cavity 9, a connecting rope 11 is fixed on the surface of the supporting shaft 10, a balancing weight 12 is arranged below the connecting rope 11, a marking line 13 is arranged on the rear side of the connecting rope 11, and the position of the connecting rope 11 is marked;
the center of the vacuum chuck 2 is coincided with the center of the drawing rule 1, and an integrated structure is formed between the vacuum chuck 2 and the supporting block 3;
when the blackboard eraser is used, the drawing ruler 1 can be adsorbed to a blackboard through the vacuum chuck 2 for positioning, the drawing ruler 1 does not need to be continuously held by hand for use, the balancing weight 12 pulls the connecting rope 11 to keep a vertical state through gravity when the blackboard eraser is used, and the placing angle of the drawing ruler 1 is checked by observing the superposition position of the connecting rope 11 and the identification line 13;
the front side of the supporting block 3 is provided with a limiting disc 5, the front side of the limiting disc 5 is connected with a position control mechanism, the drawing rule 1 is fixed through the connection of the limiting disc 5 and the supporting block 3, the position control mechanism comprises an adjusting rod 6 and a turn 601, the adjusting rod 6 is in threaded connection with the drawing rule 1, the front end of the adjusting rod 6 penetrates through the front side surface of the drawing rule 1 and is connected with the turn 601, the rear side surface of the limiting disc 5 is bonded with a rubber plate 7, the contact friction force between the limiting disc 5 and the supporting block 3 is increased, the identification line 13 comprises a horizontal vertical line 131 and an angle line 132, the horizontal vertical line 131 is arranged in the cavity 9 at equal angles in an annular shape, and 4 groups of the angle line 132 are uniformly distributed in the cavity 9;
can directly rotate drawing rule 1 when the angular direction of adjustment needs adjustment drawing rule 1, make it rotate in the outside of supporting shoe 3 through connecting bearing 4, the rotation regulation is accomplished the back, rotate regulation pole 6 through turning round 601, adjust pole 6 through with the drawing rule between 1 threaded connection promote restriction dish 5 and remove, make rubber slab 7 and supporting shoe 3 extrude mutually, connect drawing rule 1 and supporting shoe 3 through frictional force, fix drawing rule 1, make it no longer rotate, improve the stability when follow-up drawing rule 1 uses, restriction dish 5 can with adjust 6 fixed mounting of pole, guarantee subsequent spacing effect.
The working principle is as follows: when using this multi-functional instrument is used to middle school mathematics drawing, it is shown according to fig. 1-5, press drawing rule 1 during the use and adsorb vacuum chuck 2 on the blackboard, make and keep connecting between drawing rule 1 and the blackboard, make things convenient for subsequent drawing operation, drawing rule 1 can rotate in the outside of supporting shoe 3, the adjustment of drawing the angle, balancing weight 12 provides vertical decurrent power for connecting rope 11 when the adjustment, cooperation sign line 13 can look over drawing rule 1's the angle of putting, guarantee the accuracy of follow-up drawing line segment.
Those not described in detail in this specification are within the skill of the art.
Although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that various changes in the embodiments and/or modifications of the utility model can be made, and equivalents and modifications of some features of the utility model can be made without departing from the spirit and scope of the utility model.
Claims (6)
1. The utility model provides a middle school mathematics is drawn and is used multi-functional instrument which characterized in that: comprises a drawing rule (1) and a vacuum sucker (2) for fixing the drawing rule (1);
the front end of the vacuum chuck (2) is connected with a supporting block (3), the supporting block (3) is rotatably connected with the drawing rule (1) through a connecting bearing (4), and the supporting block (3) is arranged in the drawing rule (1), so that the direction of the drawing rule (1) can be adjusted subsequently;
cavity (9) have been seted up to the inside of drawing rule (1), and the front side of cavity (9) installs transparent observation cover (8) to the middle part of cavity (9) is fixed with back shaft (10), the fixed surface of back shaft (10) has connection rope (11), and the below of connecting rope (11) is provided with balancing weight (12), and the rear side of connecting rope (11) is provided with sign line (13), marks the position of connecting rope (11).
2. The multifunctional tool for middle school mathematics drawing according to claim 1, characterized in that: the center of the vacuum sucker (2) and the center of the drawing ruler (1) are coincided, and an integrated structure is formed between the vacuum sucker (2) and the supporting block (3).
3. The multifunctional tool for middle school mathematics drawing according to claim 1 or 2, characterized in that: the front side of supporting shoe (3) is provided with limiting disc (5), and the front side of limiting disc (5) is connected with position control mechanism, fixes drawing rule (1) through the connection of limiting disc (5) and supporting shoe (3).
4. The multifunctional tool for middle school mathematics drawing according to claim 3, characterized in that: the position control mechanism comprises an adjusting rod (6) and a rotary head (601), the adjusting rod (6) is in threaded connection with the drawing ruler (1), and the front end of the adjusting rod (6) penetrates through the front side surface of the drawing ruler (1) to be connected with the rotary head (601).
5. The multifunctional tool for middle school mathematics drawing according to claim 3, characterized in that: the rear side surface of the limiting disc (5) is bonded with a rubber plate (7), so that the contact friction force between the limiting disc (5) and the supporting block (3) is increased.
6. The multifunctional tool for middle school mathematics drawing according to claim 1, characterized in that: the sign line (13) includes horizontal perpendicular line (131) and angle line (132), horizontal perpendicular line (131) are the annular in cavity (9) and wait the angle and be provided with 4 groups, angle line (132) evenly distributed in cavity (9).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121340142.4U CN215621063U (en) | 2021-06-16 | 2021-06-16 | Multifunctional tool for drawing mathematics in middle school |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121340142.4U CN215621063U (en) | 2021-06-16 | 2021-06-16 | Multifunctional tool for drawing mathematics in middle school |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215621063U true CN215621063U (en) | 2022-01-25 |
Family
ID=79943437
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121340142.4U Active CN215621063U (en) | 2021-06-16 | 2021-06-16 | Multifunctional tool for drawing mathematics in middle school |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215621063U (en) |
-
2021
- 2021-06-16 CN CN202121340142.4U patent/CN215621063U/en active Active
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