CN214606816U

CN214606816U - Drawing tool for middle-position mathematics linear equation

Info

Publication number: CN214606816U
Application number: CN202120764099.8U
Authority: CN
Inventors: 蔡雨垚; 贾江; 刘亚静; 付卫强
Original assignee: BEIJING RAILWAY ELECTRIFICATION COLLEGE
Current assignee: BEIJING RAILWAY ELECTRIFICATION COLLEGE
Priority date: 2021-04-14
Filing date: 2021-04-14
Publication date: 2021-11-05
Anticipated expiration: 2031-04-14

Abstract

The utility model provides a drawing tool for the equation of a straight line of middle-position mathematics. The drawing tool for the middle-position mathematical linear equation comprises a drawing mechanism and a sliding chute, wherein the drawing mechanism comprises a transverse plate, a rotating shaft and a vertical plate, and the top of the transverse plate is rotatably connected with the vertical plate through the rotating shaft; the spout has been seted up to one side of riser, the inner wall sliding connection of spout has the slider, the through-hole has been seted up to the inner wall of slider. The utility model provides a middle-position mathematics linear equation drawing tool has the advantage that increases user work efficiency.

Description

Drawing tool for middle-position mathematics linear equation

Technical Field

The utility model relates to a teaching field especially relates to a middle-position mathematics linear equation drawing tool.

Background

The middle-school professional is a school for implementing middle-school professional education, the graduate middle-school academic calendar is professional education performed in the high-school education stage, also comprises part of high-school and later professional training, is a main body of Chinese professional education, is positioned by cultivating a large number of skilled talents and high-quality workers on the basis of compulsory education, and is divided into two categories of office and civil work, wherein the intermediate-school professional is used for implementing professional knowledge and professional skill education in a targeted manner according to the requirements of professional positions while performing high-school cultural knowledge education on students, and the enrollment school is a junior graduate and a person with the same academic calendar as junior high school, and the basic education is three years.

In the middle-time mathematical education process, a linear equation needs to be drawn, most of teachers draw through the ruler in the existing drawing process, and the teachers feel tired after the ruler drawing is not only low in efficiency but also drawn for a long time.

Therefore, there is a need to provide a new drawing tool for middle-aged mathematical linear equations to solve the above-mentioned problems.

SUMMERY OF THE UTILITY MODEL

In order to solve the technical problem, the utility model provides a middle-duty mathematics linear equation drawing tool with increase user work efficiency.

The utility model provides a middle-position mathematics linear equation drawing tool, including drawing mechanism and spout, drawing mechanism includes diaphragm, pivot and riser, the top of diaphragm is connected with the riser through the pivot rotation; the spout has been seted up to one side of riser, the inner wall sliding connection of spout has the slider, the through-hole has been seted up to the inner wall of slider.

Preferably, one side of the vertical plate is provided with a groove, and the inner wall of the groove is rotatably connected with a roller.

Preferably, the top of the transverse plate is provided with a blackboard eraser placing groove, and the inner wall of the blackboard eraser placing groove is provided with a semicircular groove.

Preferably, a first connecting rod is inserted into one side of the transverse plate, one end of the first connecting rod is fixedly connected with a connecting plate, one side of the connecting plate is fixedly connected with a second connecting rod, and one side of the vertical plate is provided with a clamping groove matched with the second connecting rod for use.

Preferably, one side of the transverse plate is fixedly connected with a handle, and the outer side of the handle is provided with an anti-skidding sleeve.

Preferably, the top of the transverse plate is provided with a chalk groove, and the inner wall of the chalk groove is fixedly connected with a partition plate.

Preferably, the top of the sliding block is provided with a finger groove, and one side of the sliding block is in threaded connection with a fastening bolt.

Compared with the prior art, the utility model provides a middle-position mathematics linear equation drawing tool has following beneficial effect:

the utility model provides a middle-position mathematics linear equation drawing tool, paste the diaphragm level through the user and put on the blackboard, rotate the riser according to self demand, when the riser rotates suitable position, the user hand grips the finger groove on slider upper portion and promotes the slider in the inside of spout, the operation of drawing is carried out through the inside chalk of through-hole, current drawing in-process has been solved, the teacher is mostly to draw through the ruler, the ruler is drawn not only inefficiency but also can make the teacher feel tired out problem after drawing for a long time.

Drawings

Fig. 1 is a schematic structural diagram of a preferred embodiment of a drawing tool for middle-aged mathematical linear equations provided by the present invention;

FIG. 2 is a schematic structural view of the slider shown in FIG. 1;

FIG. 3 is an enlarged view of the structure shown at A in FIG. 1;

fig. 4 is a schematic structural view of the first link and the second link shown in fig. 1.

Reference numbers in the figures: 1. a drawing mechanism; 101. a transverse plate; 102. a rotating shaft; 103. a vertical plate; 2. a chute; 3. a slider; 4. a through hole; 5. a groove; 6. a roller; 7. a blackboard eraser placing groove; 8. a semicircular groove; 9. a first link; 10. connecting plates; 11. a second link; 12. a card slot; 13. a handle; 14. a chalk groove; 15. a partition plate; 16. a finger groove; 17. and fastening the bolt.

Detailed Description

The present invention will be further described with reference to the accompanying drawings and embodiments.

Please refer to fig. 1, fig. 2, fig. 3 and fig. 4 in combination, in which fig. 1 is a schematic structural diagram of a preferred embodiment of a drawing tool for middle-aged mathematical linear equations according to the present invention, fig. 2 is a schematic structural diagram of a slider shown in fig. 1, fig. 3 is an enlarged structural diagram of a point a shown in fig. 1, and fig. 4 is a schematic structural diagram of a first connecting rod and a second connecting rod shown in fig. 1. The drawing tool for the middle-occupational mathematical linear equation comprises a drawing mechanism 1 and a sliding chute 2.

In the specific implementation process, as shown in fig. 1 and fig. 2, the drawing mechanism 1 includes a horizontal plate 101, a rotating shaft 102 and a vertical plate 103, and the top of the horizontal plate 101 is rotatably connected to the vertical plate 103 through the rotating shaft 102.

Spout 2 has been seted up to one side of riser 103, and the inner wall sliding connection of spout 2 has slider 3, and through-hole 4 has been seted up to slider 3's inner wall.

It should be noted that: when drawing, the user moves the device to a designated place through the handle 13, then takes out the first connecting rod 9 and the second connecting rod 11 from the inside of the transverse plate 101 and the vertical plate 103 respectively, thereby separating the transverse plate 101 from the vertical plate 103, then the user packs chalk into the inside of the through hole 4 on the slider 3, fix the chalk through the fastening bolt 17, then the user horizontally pastes the transverse plate 101 on the blackboard, rotate the vertical plate 103 according to the self requirement, when the vertical plate 103 rotates to a proper position, the finger groove 16 on the upper part of the slider 3 is held by the hand of the user, the slider 3 is pushed in the inside of the sliding groove 2, and drawing operation is carried out through the chalk inside the through hole 4.

Referring to fig. 3, a groove 5 is formed on one side of the riser 103, and a roller 6 is rotatably connected to the inner wall of the groove 5.

It should be noted that: through setting up recess 5 and gyro wheel 6, reduced the frictional force between riser 103 and the blackboard to the removal of more convenient to use user to riser 103 has improved user's work efficiency.

Referring to fig. 1, the top of the transverse plate 101 is provided with a blackboard eraser accommodating groove 7, and the inner wall of the blackboard eraser accommodating groove 7 is provided with a semicircular groove 8.

The top of the transverse plate 101 is provided with a chalk groove 14, and the inner wall of the chalk groove 14 is fixedly connected with a partition plate 15.

It should be noted that: through setting up blackboard eraser standing groove 7, convenient to use person is to placing of blackboard eraser, through setting up half slot 8, convenient to use person takes the blackboard eraser with the inside that the hand stretched into blackboard eraser standing groove 7, through setting up chalk groove 14, convenient to use person is to the placing of chalk, through setting up baffle 15, separates into two parts with chalk groove 14, has increased accommodation space.

Referring to fig. 1 and 4, a first connecting rod 9 is inserted into one side of a transverse plate 101, a connecting plate 10 is fixedly connected to one end of the first connecting rod 9, a second connecting rod 11 is fixedly connected to one side of the connecting plate 10, and a clamping groove 12 matched with the second connecting rod 11 for use is formed in one side of a vertical plate 103.

It should be noted that: through setting up first connecting rod 9, even board 10, second connecting rod 11 and draw-in groove 12, after the user finishes using this device, thereby convenient to use person is to this device accomodate portable.

Referring to fig. 1, a handle 13 is fixedly connected to one side of the transverse plate 101, and an anti-slip sleeve is disposed on the outer side of the handle 13.

The top of the sliding block 3 is provided with a finger groove 16, and one side of the sliding block 3 is in threaded connection with a fastening bolt 17.

It should be noted that: through setting up handle 13, the person of facilitating the use is to the removal and the fixing of this device, through setting up fastening bolt 17, the person of facilitating the use fixes the chalk inside through-hole 4, and through setting up finger groove 16, the person of facilitating the use is to the removal of slider 3 to the chalk inside through-hole 4 removes.

The utility model provides a middle-position mathematics linear equation drawing tool's theory of operation as follows:

when the user uses the device, the user firstly moves the device to a designated place through the handle 13, the first and

second links

9 and 11 are then removed from the interior of the horizontal and

vertical plates

101 and 103, respectively, thereby separating the horizontal and

vertical plates

101 and 103, then, the user inserts the chalk into the through hole 4 of the sliding block 3, fixes the chalk by the fastening bolt 17, then the user horizontally sticks the transverse plate 101 on the blackboard, rotates the vertical plate 103 according to the self requirement, when the vertical plate 103 is rotated to a proper position, the user holds the finger groove 16 on the upper part of the sliding block 3 by hand to push the sliding block 3 in the sliding groove 2, drawing operation is carried out through chalk in the through hole 4, because one side of riser 103 is provided with gyro wheel 6, can reduce the frictional force between riser 103 and the blackboard through the rotation of gyro wheel 6, can reduce user's intensity of labour to convenient to use user's use more.

the utility model provides a middle-position mathematics linear equation drawing tool, put diaphragm 101 level subsides on the blackboard through the user, rotate riser 103 according to self demand, when riser 103 rotates suitable position, the user hand grips finger groove 16 on slider 3 upper portion promotes slider 3 in the inside of spout 2, draw the operation through the inside chalk of through-hole 4, the current drawing in-process has been solved, the teacher mostly carries out the ruler of drawing through the ruler, draw not only inefficiency and can make the teacher feel tired out problem after drawing for a long time.

The above only is the embodiment of the present invention, not limiting the scope of the present invention, all the equivalent structures or equivalent processes of the present invention are used in the specification and the attached drawings, or directly or indirectly applied to other related technical fields, and the same principle is included in the protection scope of the present invention.

Claims

1. A middle-of-the-job mathematical line equation drawing tool, comprising:

the drawing mechanism (1) comprises a transverse plate (101), a rotating shaft (102) and a vertical plate (103), wherein the top of the transverse plate (101) is rotatably connected with the vertical plate (103) through the rotating shaft (102);

spout (2), spout (2) have been seted up to one side of riser (103), the inner wall sliding connection of spout (2) has slider (3), through-hole (4) have been seted up to the inner wall of slider (3).

2. The drawing tool for drawing middle-occupational mathematical linear equation according to claim 1, wherein a groove (5) is formed in one side of the vertical plate (103), and a roller (6) is rotatably connected to the inner wall of the groove (5).

3. The drawing tool for middle-aged mathematical linear equation according to claim 1, wherein a blackboard eraser accommodating groove (7) is formed at the top of the transverse plate (101), and a semicircular groove (8) is formed in the inner wall of the blackboard eraser accommodating groove (7).

4. The drawing tool for middle-position mathematical linear equation according to claim 1, wherein a first connecting rod (9) is inserted into one side of the transverse plate (101), a connecting plate (10) is fixedly connected to one end of the first connecting rod (9), a second connecting rod (11) is fixedly connected to one side of the connecting plate (10), and a clamping groove (12) matched with the second connecting rod (11) is formed in one side of the vertical plate (103).

5. The drawing tool for middle-aged mathematical linear equations as claimed in claim 1, wherein a handle (13) is fixedly connected to one side of the transverse plate (101), and an anti-slip sleeve is arranged on the outer side of the handle (13).

6. The drawing tool for middle-aged mathematical linear equation according to claim 1, wherein a chalk groove (14) is formed at the top of the transverse plate (101), and a partition plate (15) is fixedly connected to the inner wall of the chalk groove (14).

7. The drawing tool for middle-aged mathematical linear equations according to claim 1, wherein the top of the sliding block (3) is provided with a finger groove (16), and one side of the sliding block (3) is connected with a fastening bolt (17) in a threaded manner.