CN215552185U

CN215552185U - Higher mathematics teaching is with curve drawing device

Info

Publication number: CN215552185U
Application number: CN202121031949.XU
Authority: CN
Inventors: 尉雪峰
Original assignee: Individual
Current assignee: Individual
Priority date: 2021-05-14
Filing date: 2021-05-14
Publication date: 2022-01-18
Anticipated expiration: 2031-05-14

Abstract

The utility model relates to the technical field of teaching aids, and discloses a curve drawing device for advanced mathematics teaching, which comprises a transverse support and a vertical support, wherein the transverse support and the vertical support are used for erecting, the right side of the back surface of the transverse support and the top of the back surface of the vertical support are both provided with a sucker seat for positioning, and the left side of the back surface of the transverse support is spliced with a connecting pipe for fixing. This device is drawn with curve to advanced mathematics teaching, adjust the position of position sleeve on the guide pillar through the user, make the position sleeve drive the sliding seat slide along the slide rail, the sliding seat drives the coordinate through diaphragm and riser and draws the ring and remove, the preliminary regulation of drawing the ring position to two sets of coordinates has been realized, adjust the position of sliding plate in diaphragm and riser inside through the user, make the sliding plate drive the coordinate and draw the ring and remove, realized drawing the accurate regulation of ring position to two sets of coordinates, the accuracy of curve coordinate drawing has been guaranteed.

Description

Higher mathematics teaching is with curve drawing device

Technical Field

The utility model relates to the technical field of teaching aids, in particular to a curve drawing device for advanced math teaching.

Background

Through retrieval, Chinese patent No. CN211195622U discloses a curve drawing device for advanced math teaching, which relates to the technical field of teaching aids, in particular to a curve drawing device for advanced math teaching, comprising a transverse ruler plate and a longitudinal ruler plate, wherein the transverse ruler plate and the longitudinal ruler plate are mutually vertical, the transverse ruler plate and the longitudinal ruler plate are fixedly connected through screws, first chutes are respectively arranged inside the transverse ruler plate and the longitudinal ruler plate, a first sliding block is connected inside the first chute in a sliding manner, a fixed rod is fixedly connected to the surface of the first sliding block, and a fixed block is fixedly connected to one end of the fixed rod far away from the first sliding block The pen ring, the through groove, the indicating arrow and the sucker facilitate curve drawing of the coordinate, so that drawing time is short, and coordinate positioning is accurate.

The curve drawing device in the prior art is simple in structure, when a curve is drawn, a teacher mostly draws the curve through the ruler, the drawing time is long, and meanwhile, the positioning of a curve coordinate is not accurate enough, so that the drawn curve graph is not visual enough.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

Aiming at the defects of the prior art, the utility model provides a curve drawing device for advanced math teaching, which solves the problems in the background technology.

(II) technical scheme

In order to achieve the purpose, the utility model provides the following technical scheme: a curve drawing device for advanced mathematics teaching comprises a transverse support and a vertical support, wherein the transverse support and the vertical support are used for erection, sucker seats for positioning are arranged on the right side of the back of the transverse support and the top of the back of the vertical support, a connecting pipe for fixing is inserted into the left side of the back of the transverse support, a connecting column for fixing is inserted into the bottom of the front of the vertical support, guide pillars for limiting are arranged on the top of the back of the transverse support and the right side of the back of the vertical support, a positioning sleeve is slidably sleeved on the outer surface of each guide pillar, slide rails for limiting a slide seat are arranged on the top of the inner wall of the left side of the transverse support and the inner wall of the rear side of the transverse support and on the right side of the inner wall of the top of the vertical support and on the right side of the inner wall of the bottom of the vertical support, a first pointer for indicating is arranged in the middle of the front of the slide seat, and a transverse plate for supporting is arranged in the middle of the right side of the slide seat on the top, the middle part of the upper surface of the sliding seat positioned at the bottom is provided with a vertical plate for supporting, the inside of the vertical plate and the transverse plate is connected with a sliding plate for installing a coordinate drawing ring in a sliding mode, the inner side of the outer side surface of the sliding plate is provided with a second pointer for indicating, the middle part of the back surface of the transverse plate and the front middle part of the vertical plate are provided with reference rods for reference, the top of the back surface of the transverse plate and the front right side of the vertical plate are provided with positioning plates for positioning, the outer side of the outer side surface of the sliding plate is provided with a frame plate for positioning, the middle part of the outer side surface of the frame plate is provided with a positioning bolt for positioning, and the front surfaces of the transverse support and the vertical support are provided with scale marks for reference.

Preferably, the front side of the inner wall of the connecting pipe is provided with an internal thread, and the rear side of the outer surface of the connecting column is provided with an external thread.

Preferably, the slide rail is I-shaped, and mounting holes are formed in the outer side and the inner side of the outer side face of the slide rail.

Preferably, the transverse plate and the middle parts of the front inner wall and the rear inner wall of the vertical plate are respectively provided with a square sliding plate, and the middle parts of the front surface and the back surface of the sliding plate are respectively provided with a square sliding chute.

Preferably, the positioning plate and the middle part of the outer side surface of the frame plate are both provided with positioning slots, and the inner diameters of the positioning slots are matched with the outer diameters of the positioning rods in the positioning bolts.

Preferably, the inner sides of the upper surface and the lower surface of the frame plate are fixedly connected with reinforcing seats, and the reinforcing seats are hollow right-angled triangles.

(III) advantageous effects

Compared with the prior art, the utility model provides a curve drawing device for advanced math teaching, which has the following beneficial effects:

1. this device is drawn with curve to advanced mathematics teaching, adjust the position of position sleeve on the guide pillar through the user, make the position sleeve drive the sliding seat slide along the slide rail, the sliding seat drives the coordinate through diaphragm and riser and draws the ring and remove, the preliminary regulation of drawing the ring position to two sets of coordinates has been realized, adjust the position of sliding plate in diaphragm and riser inside through the user, make the sliding plate drive the coordinate and draw the ring and remove, realized drawing the accurate regulation of ring position to two sets of coordinates, the accuracy of curve coordinate drawing has been guaranteed.

2. This device is drawn with curve to advanced mathematics teaching through having set up connecting pipe and spliced pole, has realized that the lock between horizontal support and the vertical support is dead fixedly for the user can adjust the lock state between horizontal support and the vertical support according to the user demand, has made things convenient for the user to adjust the interior angle between horizontal support and the vertical support, has made things convenient for the user to draw the use of device to the curve, has accelerated the speed of drawing to the curve.

3. This device is drawn with curve to advanced mathematics teaching, through having set up first pointer and scale mark, realized the accurate location to diaphragm and riser position on vertical support and horizontal support, through having set up second pointer and reference bar, realized the accurate location to the sliding plate at diaphragm and riser inside position, made things convenient for the user to refer to, guaranteed to draw the accuracy of ring position control to two sets of coordinates, guaranteed the drawing effect to the curve, guaranteed that the curve graph can be drawn enough images.

Drawings

FIG. 1 is a schematic structural view of the present invention;

fig. 2 and 3 are schematic views of the partial structure of the present invention in an exploded manner.

In the figure: 1. a transverse support; 2. a vertical support; 3. a sucker seat; 4. a connecting pipe; 5. connecting columns; 6. a guide post; 7. a positioning sleeve; 8. a sliding seat; 9. a slide rail; 10. a first pointer; 11. a transverse plate; 12. a vertical plate; 13. drawing a ring by coordinates; 14. a sliding plate; 15. a second pointer; 16. a reference bar; 17. positioning a plate; 18. a frame plate; 19. positioning bolts; 20. scale lines are marked.

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. 1-3, the present invention provides a technical solution: a curve drawing device for higher mathematics teaching comprises a transverse support 1 and a vertical support 2 which are used for erection, a sucker seat 3 used for positioning is arranged on the right side of the back of the transverse support 1 and the top of the back of the vertical support 2, a connecting pipe 4 used for fixing is inserted into the left side of the back of the transverse support 1, a connecting post 5 used for fixing is inserted into the bottom of the front of the vertical support 2, locking and fixing between the transverse support 1 and the vertical support 2 are realized by arranging the connecting pipe 4 and the connecting post 5, so that a user can adjust the locking state between the transverse support 1 and the vertical support 2 according to the use requirement, the user can adjust the internal angle between the transverse support 1 and the vertical support 2 conveniently, the use of the curve drawing device by the user is facilitated, the curve drawing speed is accelerated, guide pillars 6 used for limiting are arranged on the top of the back of the transverse support 1 and the right side of the back of the vertical support 2, the outer surface of the guide post 6 is slidably sleeved with a positioning sleeve 7, the top of the left inner wall and the rear inner wall of the transverse support 1 and the right side of the top inner wall and the bottom inner wall of the vertical support 2 are respectively provided with a slide rail 9 for limiting the sliding seat 8, the middle of the front surface of the sliding seat 8 is provided with a first pointer 10 for indicating, the middle of the right side surface of the sliding seat 8 at the top is provided with a transverse plate 11 for supporting, the middle of the upper surface of the sliding seat 8 at the bottom is provided with a vertical plate 12 for supporting, the insides of the transverse plate 11 and the vertical plate 12 are respectively and slidably connected with a sliding plate 14 for installing a coordinate drawing ring 13, the position of the positioning sleeve 7 on the guide post 6 is adjusted by a user, so that the positioning sleeve 7 drives the sliding seat 8 to slide along the slide rails 9, the sliding seat 8 drives the coordinate drawing ring 13 to move through the transverse plate 11 and the vertical plate 12, and the primary adjustment of the positions of the two sets of coordinate drawing rings 13 is realized, the positions of the sliding plate 14 in the transverse plate 11 and the vertical plate 12 are adjusted by a user, so that the sliding plate 14 drives the coordinate drawing rings 13 to move, the accurate adjustment of the positions of the two sets of coordinate drawing rings 13 is realized, the drawing accuracy of the curve coordinates is ensured, the inner side of the outer side surface of the sliding plate 14 is provided with a second pointer 15 for indicating, the middle part of the back surface of the transverse plate 11 and the middle part of the front surface of the vertical plate 12 are both provided with a reference rod 16 for reference, the accurate positioning of the positions of the transverse plate 11 and the vertical plate 12 on the vertical support 2 and the transverse support 1 is realized by arranging a first pointer 10 and scale marks 20, the accurate positioning of the sliding plate 14 in the inner positions of the transverse plate 11 and the vertical plate 12 is realized by arranging the second pointer 15 and the reference rod 16, the reference by the user is convenient, the accuracy of the position adjustment of the two sets of coordinate drawing rings 13 is ensured, and the curve drawing effect is ensured, the enough image that the graph can be drawn is guaranteed, the top of the back of the transverse plate 11 and the right side of the front of the vertical plate 12 are both provided with a positioning plate 17 for positioning, the outer side of the outer side face of the sliding plate 14 is provided with a frame plate 18 for positioning, the middle of the outer side face of the frame plate 18 is provided with a positioning bolt 19 for positioning, and the front of the transverse support 1 and the front of the vertical support 2 are both provided with scale marks 20 for reference.

In order to realize the locking fixation between the transverse bracket 1 and the vertical bracket 2, the front side of the inner wall of the connecting pipe 4 is provided with an internal thread, the rear side of the outer surface of the connecting column 5 is provided with an external thread, the connecting pipe 4 is in threaded connection with the connecting column 5 through the internal thread and the external thread, the connecting pipe 4 and the connecting column 5 lock and fix the transverse bracket 1 and the vertical bracket 2, and the locking fixation between the transverse bracket 1 and the vertical bracket 2 is realized.

In order to ensure the stability of the sliding seat 8 during sliding, the sliding rail 9 is I-shaped, mounting holes are formed in the outer side and the inner side of the outer side surface of the sliding rail 9, when the sliding seat 8 slides, the sliding seat 8 slides along the sliding rail 9, the sliding rail 9 limits the sliding position of the sliding seat 8, and the stability of the sliding seat 8 during sliding is ensured.

In order to ensure the stability of the sliding plate 14 during sliding, square sliding plates for sliding the sliding plate 14 are arranged in the middle parts of the front inner wall and the rear inner wall of the transverse plate 11 and the vertical plate 12, square sliding grooves are formed in the middle parts of the front surface and the back surface of the sliding plate 14, when the sliding plate 14 slides, the sliding plate 14 slides along the square sliding plates through the square sliding grooves, and the square sliding plates limit the sliding of the sliding plate 14, so that the stability of the sliding plate 14 during sliding is ensured.

In order to realize the positioning of the sliding plate 14 in the inner positions of the transverse plate 11 and the vertical plate 12, the positioning slots are respectively arranged in the middle parts of the outer side surfaces of the positioning plate 17 and the frame plate 18, the inner diameters of the positioning slots are matched with the outer diameters of positioning rods in the positioning bolts 19, the positioning rods in the positioning bolts 19 are inserted into the positioning plate 17 and the frame plate 18 through the positioning slots, the positioning between the positioning plate 17 and the frame plate 18 is realized, and the positioning of the sliding plate 14 in the inner positions of the transverse plate 11 and the vertical plate 12 is realized.

In order to enhance the firmness of installation between the sliding plate 14 and the frame plate 18, the reinforcing seats for reinforcing are fixedly connected to the inner sides of the upper surface and the lower surface of the frame plate 18, the reinforcing seats are in the shape of hollow right-angled triangles, and reinforce the space between the sliding plate 14 and the frame plate 18, so that the firmness of installation between the sliding plate 14 and the frame plate 18 is enhanced.

The electrical components presented in the document are all electrically connected with an external master controller and 220V mains, and the master controller can be a conventional known device controlled by a computer or the like.

When the coordinate drawing device is used, a user adjusts the internal angle between the transverse support 1 and the vertical support 2 according to the use requirement, the user twists the connecting pipe 4 and the connecting column 5 to enable the connecting column 5 to be screwed out of the connecting pipe 4, the locking between the transverse support 1 and the vertical support 2 is cancelled, after the cancellation, the user adjusts the internal angle between the transverse support 1 and the vertical support 2, after the adjustment is finished, the user twists the connecting pipe 4 and the connecting column 5 to enable the connecting column 5 to be screwed into the connecting pipe 4, the connecting pipe 4 and the connecting column 5 lock and fix the transverse support 1 and the vertical support 2, the user adjusts the positions of the two sets of coordinate drawing rings 13 according to the use requirement, the user moves the position of the positioning sleeve 7 on the guide pillar 6, the positioning sleeve 7 drives the sliding seat 8 to slide along the sliding rail 9, the sliding seat 8 drives the coordinate drawing rings 13 to move through the transverse plate 11 and the vertical plate 12, then, the user pulls the positioning bolt 19 outwards to cancel the positioning of the positioning bolt 19 between the positioning plate 17 and the frame plate 18, after the cancellation, the user adjusts the positions of the sliding plate 14 in the transverse plate 11 and the vertical plate 12, the sliding plate 14 drives the coordinate drawing rings 13 to move, the adjustment of the positions of the two sets of coordinate drawing rings 13 is realized, and after the adjustment is finished, the user draws a curve through the coordinate points.

In conclusion, this device is drawn to curve for higher mathematics teaching, adjust the position of position sleeve 7 on guide pillar 6 through the user, make position sleeve 7 drive sliding seat 8 slide along slide rail 9, sliding seat 8 drives coordinate drawing ring 13 through diaphragm 11 and riser 12 and removes, the preliminary regulation of drawing ring 13 position to two sets of coordinates has been realized, adjust the position of sliding plate 14 in diaphragm 11 and riser 12 inside through the user, make sliding plate 14 drive coordinate drawing ring 13 and remove, the accurate regulation of drawing ring 13 position to two sets of coordinates has been realized, the accuracy of drawing of curve coordinate has been guaranteed.

This device is drawn with curve to advanced mathematics teaching, through setting up connecting pipe 4 and spliced pole 5, realized dying fixedly to the lock between horizontal support 1 and the vertical support 2 for the user can adjust the lock state between horizontal support 1 and the vertical support 2 according to the user demand, made things convenient for the user to adjust the interior angle between horizontal support 1 and the vertical support 2, made things convenient for the user to draw the use of device to the curve, accelerated the speed of drawing to the curve.

This device is drawn with curve to advanced mathematics teaching, through setting up first pointer 10 and scale mark 20, realized the accurate location to diaphragm 11 and riser 12 position on vertical support 2 and horizontal support 1, through setting up second pointer 15 and reference bar 16, realized the accurate location to sliding plate 14 at diaphragm 11 and riser 12 internal position, made things convenient for the user to refer to, guaranteed to draw the accuracy of ring 13 position control to two sets of coordinates, guaranteed the drawing effect to curve, guaranteed that the curve can be drawn enough images.

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 utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a device is drawn with curve to advanced mathematics teaching, includes horizontal support (1) and vertical support (2) that are used for erectting, the right side at horizontal support (1) back and the top at vertical support (2) back all are provided with sucking disc seat (3) that are used for the location, its characterized in that: the left side of the back of the transverse support (1) is spliced with a connecting pipe (4) for fixing, the bottom of the front of the vertical support (2) is spliced with a connecting column (5) for fixing, guide pillars (6) for limiting are arranged on the top of the back of the transverse support (1) and the right side of the back of the vertical support (2), a positioning sleeve (7) is sleeved on the outer surface of each guide pillar (6) in a sliding manner, slide rails (9) for limiting the sliding seat (8) are arranged on the top of the inner wall of the left side and the inner wall of the rear side of the transverse support (1) and on the right side of the inner wall of the top and the inner wall of the bottom of the vertical support (2), a first pointer (10) for indicating is arranged in the middle of the front of the sliding seat (8) at the top, a transverse plate (11) for supporting is arranged in the middle of the right side of the sliding seat (8) at the top, and a vertical plate (12) for supporting is arranged in the middle of the upper surface of the sliding seat (8) at the bottom, the inside of diaphragm (11) and riser (12) all sliding connection have a sliding plate (14) that is used for installing coordinate and draws ring (13), the inboard of sliding plate (14) lateral surface is provided with second pointer (15) that are used for instructing, the middle part at the diaphragm (11) back all is provided with reference pole (16) that are used for the reference with the positive middle part of riser (12), the top at the diaphragm (11) back all is provided with locating plate (17) that are used for the location with the positive right side of riser (12), the outside of sliding plate (14) lateral surface is provided with frame plate (18) that are used for the location, the middle part of frame plate (18) lateral surface is provided with locating bolt (19) that are used for the location, the front of horizontal support (1) and vertical support (2) all is provided with scale mark (20) that are used for the reference.

2. The curve-drawing device for advanced math teaching according to claim 1, wherein: the front side of the inner wall of the connecting pipe (4) is provided with an internal thread, and the rear side of the outer surface of the connecting column (5) is provided with an external thread.

3. The curve-drawing device for advanced math teaching according to claim 1, wherein: the slide rail (9) is I-shaped, and mounting holes are formed in the outer side and the inner side of the outer side face of the slide rail (9).

4. The curve-drawing device for advanced math teaching according to claim 1, wherein: the middle parts of the transverse plate (11) and the front inner wall and the rear inner wall of the vertical plate (12) are respectively provided with a square sliding plate, and the middle parts of the front surface and the back surface of the sliding plate (14) are respectively provided with a square sliding chute.

5. The curve-drawing device for advanced math teaching according to claim 1, wherein: and the positioning plate (17) and the middle part of the outer side surface of the frame plate (18) are provided with positioning slots, and the inner diameters of the positioning slots are matched with the outer diameters of the positioning rods in the positioning bolts (19).

6. The curve-drawing device for advanced math teaching according to claim 1, wherein: the inner sides of the upper surface and the lower surface of the frame plate (18) are fixedly connected with reinforcing seats, and the reinforcing seats are hollow right-angled triangles.