CN210680226U

CN210680226U - Plot auxiliary device is sat to mathematics

Info

Publication number: CN210680226U
Application number: CN201921763967.XU
Authority: CN
Inventors: 万仁
Original assignee: Individual
Current assignee: Individual
Priority date: 2019-10-17
Filing date: 2019-10-17
Publication date: 2020-06-05
Anticipated expiration: 2029-10-17

Abstract

The utility model relates to a drawing device technical field just discloses a plotting auxiliary device is sat to mathematics, including the coordinate dish, two sets of sliding trays have been seted up to coordinate dish inboard, the inside sliding connection of sliding tray has slider, the middle part and the dead lever bottom fixed connection of four groups of coordinate dish upper surface, four groups the top of dead lever respectively with the four corners fixed connection of fixed plate lower surface, the middle part of fixed plate upper surface is rotated and is connected with first motor case. This mathematics coordinate drawing auxiliary device, through the setting of coordinate dish to and driving motor's cooperation setting, the problem of drawing is resumed to the different apparatus that need switch over when having solved the mr and drawing different figures on the blackboard, great improvement teaching efficiency, through adsorption equipment's setting, make the sucking disc adsorb on the blackboard, reached fixed sucking disc's effect, through electric telescopic handle's setting, and the setting of cooperation connecting rod, make the sucking disc can reach the effect of shrink.

Description

Plot auxiliary device is sat to mathematics

Technical Field

The utility model relates to a drawing device technical field specifically is a mathematical coordinates drawing auxiliary device.

Background

Higher mathematics usually need draw the coordinate gridline earlier when drawing the function drawing line according to the function equation, try to get a plurality of coordinate points according to the function equation, then mark one by one on the coordinate gridline, draw the function drawing line again according to a plurality of coordinate points, it is very troublesome, especially when the function drawing line is the curve, still often can appear drawing inaccurate problem, at present, when teaching, when mr draws different figures on the blackboard, need switch different apparatus and continue to draw again, and is inconvenient to use, is unfavorable for using widely.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

Not enough to prior art, the utility model provides a plotting auxiliary device is sat to mathematics has solved the problem that the mr need switch different apparatus and resume drawing when drawing different figures on the blackboard.

(II) technical scheme

In order to achieve the above purpose, the utility model discloses a following technical scheme realizes: an auxiliary device for mathematics sit plotting, which comprises a coordinate disk, wherein two groups of sliding grooves are arranged on the inner side of the coordinate disk, the inside of the sliding groove is connected with a sliding device in a sliding way, the middle part of the upper surface of the coordinate disc is fixedly connected with the bottom ends of four groups of fixed rods, the top ends of the four groups of fixed rods are respectively fixedly connected with the four corners of the lower surface of the fixed plate, the middle part of the upper surface of the fixed plate is rotatably connected with a first motor box, the inner top end of the first motor box is fixedly connected with the top end of the driving motor, the output end of the driving motor passes through the inner bottom end of the first motor box and is fixedly connected with the middle part of the upper surface of the fixed plate, the top end of the first motor box is fixedly connected with a handle, the side surface of the coordinate disc is provided with a rotating groove, the inside sliding connection in rotation groove has four groups adsorption equipment, the right rear side fixedly connected with coordinate display of coordinate dish upper surface.

Preferably, the position relation of sliding tray on the coordinate dish is crossing and be ninety degrees, and the inside of sliding tray is provided with the skid resistant course, and the material of skid resistant course is rubber.

Preferably, the sliding device comprises a sliding shaft, the sliding shaft is connected with the inside of the sliding groove in a sliding mode, two groups of buckles are fixedly connected to the upper end and the lower end of the sliding shaft respectively, and the two groups of buckles are connected with the coordinate disc in a sliding mode.

Preferably, the sliding shaft and the middle parts of the two groups of buckles are provided with circular cavities, and a plurality of groups of sponges and a plurality of groups of springs are arranged inside the sliding shaft.

Preferably, the surface of handle is provided with anti-skidding line, and the material of anti-skidding line is the polymer of PVC flexible glue, and anti-skidding line is the spiral line.

Preferably, adsorption equipment includes the pivot, pivot sliding connection is in the inside of rotating the groove, one side of pivot and the one end fixed connection of connecting plate, the bottom of the connecting plate other end and the top fixed connection of sucking disc, the interior top of sucking disc and the top fixed connection of electric telescopic tube, the bottom of electric telescopic tube and electric telescopic handle's top sliding connection, electric telescopic handle's bottom and the top fixed connection at two sets of connecting rod middle parts, the bottom fixed connection with the sucking disc inside wall of connecting rod.

Preferably, the shape of the sucking disc is a circular truncated cone with an upper end surface smaller than a lower end surface, and the sucking disc is made of rubber.

(III) advantageous effects

The utility model provides a plot auxiliary device is sat to mathematics possesses following beneficial effect:

1. this mathematics coordinate drawing auxiliary device, through the setting of coordinate dish to and driving motor's cooperation setting, the problem of drawing is resumed to the different apparatus that need switch over when having solved the mr and drawing different figures on the blackboard, great improvement teaching efficiency, through adsorption equipment's setting, make the sucking disc adsorb on the blackboard, reached fixed sucking disc's effect, through electric telescopic handle's setting, and the setting of cooperation connecting rod, make the sucking disc can reach the effect of shrink.

2. This mathematics coordinate drawing auxiliary device is provided with anti-skidding line through the surface of handle, great improvement the frictional force of handle department, through the setting of coordinate display, reached the effect that the coordinate is clear to express, seted up circular cavity through the centre of sliding shaft and buckle to and the cooperation setting of cavernosum and spring, make the sliding shaft have the effect of joint chalk.

Drawings

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

fig. 2 is a schematic structural view of the sliding device of the present invention;

fig. 3 is a schematic structural view of the driving motor of the present invention;

fig. 4 is a schematic structural diagram of the adsorption device of the present invention.

In the figure: 1. a coordinate disc; 2. a sliding groove; 3. a sliding device; 301. a sliding shaft; 302. buckling; 4. fixing the rod; 5. a fixing plate; 6. a first motor case; 7. a drive motor; 8. a handle; 9. a rotating groove; 10. an adsorption device; 1001. a rotating shaft; 1002. a connecting plate; 1003. a suction cup; 1004. an electric telescopic pipe; 1005. an electric telescopic rod; 1006. a connecting rod; 11. and a coordinate display.

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: a mathematics sit plotting auxiliary device comprises a coordinate disc 1, two groups of sliding grooves 2 are arranged on the inner side of the coordinate disc 1, the position relation of the sliding grooves 2 on the coordinate disc 1 is crossed and is ninety degrees, an anti-slip layer is arranged inside the sliding grooves 2 and is made of rubber, a sliding device 3 is connected inside the sliding grooves 2 in a sliding manner, the sliding device 3 comprises a sliding shaft 301, the sliding shaft 301 is connected inside the sliding grooves 2 in a sliding manner, the upper end and the lower end of the sliding shaft 301 are respectively and fixedly connected with two groups of buckles 302, the two groups of buckles 302 are both connected with the coordinate disc 1 in a sliding manner, round cavities are respectively arranged in the middle parts of the sliding shaft 301 and the two groups of buckles 302, a plurality of groups of sponges and a plurality of springs are arranged inside the sliding shaft 301, a round cavity is arranged between the sliding shaft 301 and the buckles 302, and the sponges and the springs are matched, so that the, the middle part of the upper surface of the coordinate disc 1 is fixedly connected with the bottom ends of four groups of fixed rods 4, the top ends of the four groups of fixed rods 4 are respectively fixedly connected with four corners of the lower surface of a fixed plate 5, the middle part of the upper surface of the fixed plate 5 is rotatably connected with a first motor box 6, the inner top end of the first motor box 6 is fixedly connected with the top end of a driving motor 7, the output end of the driving motor 7 passes through the inner bottom end of the first motor box 6 to be fixedly connected with the middle part of the upper surface of the fixed plate 5, through the arrangement of the coordinate disc 1 and the matching arrangement of the driving motor 7, the problem that a teacher needs to switch different tools and then continue to draw when drawing different figures on a blackboard is solved, the teaching efficiency is greatly improved, the top end of the first motor box 6 is fixedly connected with a handle 8, the outer surface of the handle 8 is provided with anti-skid, the anti-skid lines are arranged on the outer surface of the handle 8, so that the friction force at the handle is greatly improved, the side surface of the coordinate plate 1 is provided with a rotating groove 9, four groups of adsorption devices 10 are connected inside the rotating groove 9 in a sliding manner, each adsorption device 10 comprises a rotating shaft 1001, the rotating shafts 1001 are connected inside the rotating groove 9 in a sliding manner, one side of each rotating shaft 1001 is fixedly connected with one end of a connecting plate 1002, the bottom end of the other end of the connecting plate 1002 is fixedly connected with the top end of a sucker 1003, each sucker 1003 is in a round table shape, the upper end surface of each sucker 1003 is smaller than the lower end surface of the corresponding sucker, the sucker 1003 is made of rubber, the inner top end of each sucker 1003 is fixedly connected with the top end of an electric telescopic rod 1004, the suckers can be adsorbed on a blackboard through the arrangement of the adsorption devices 10, the effect of fixing the suckers is achieved, the, two sets of connecting rods 1006 are crossing and the position relation is one hundred eighty degrees, connecting rod 1006 with the bottom fixed connection of sucking disc 1003 inside wall, through the setting of electric telescopic handle 1005 to and the setting of cooperation connecting rod 1006, make sucking disc 1003 can reach the effect of shrink, the right rear side fixedly connected with coordinate display 11 of coordinate dish 1 upper surface, through the setting of coordinate display 11, reached the effect that the coordinate clearly expresses.

During the use, the user removes this mathematics coordinate drawing auxiliary device through handle 8, make the lower surface of coordinate dish 1 face the blackboard, through adsorption equipment 10 with this mathematics coordinate drawing auxiliary device stably fix on the blackboard, the flexible lift that drives connecting rod 1006 through electric telescopic handle 1005, thereby extrude the air in the sucking disc 1003, and then reach absorbent effect, the user is according to the in-service use condition, put into the chalk in sliding shaft 301, thereby the user removes sliding shaft 301 and reaches the effect of drawing, and reach the coordinate from coordinate display 11, when needs draw arc or circle, start driving motor 7, driving motor 7 drives sliding shaft 301 through coordinate dish 1 and rotates, thereby obtain the figure of wanting, the user is according to the drawing condition of reality, close driving motor 7.

In conclusion, the mathematical coordinate drawing auxiliary device solves the problem that teachers need to switch different tools to continue drawing when drawing different figures on the blackboard through the arrangement of the coordinate disc 1 and the matching arrangement of the driving motor 7, greatly improves the teaching efficiency, through the arrangement of the adsorption device 10, the sucker 1003 can be adsorbed on the blackboard, the effect of fixing the sucker is achieved, through the arrangement of the electric telescopic rod 1005 and the arrangement of the matching connecting rod 1006, the suction cup 1003 can achieve the effect of contraction, the friction force at the handle is greatly improved by arranging the anti-skid lines on the outer surface of the handle 8, the coordinate display 11 is arranged to achieve the effect of clear expression of coordinates, a round cavity is arranged between the sliding shaft 301 and the buckle 302, and the sponge body and the spring are matched, so that the sliding shaft 301 has the effect of clamping the chalk.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

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.

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

1. A mathematics sit plotting auxiliary device, includes coordinate dish (1), its characterized in that: two groups of sliding grooves (2) are formed in the inner side of the coordinate disc (1), sliding devices (3) are connected to the inner sides of the sliding grooves (2) in a sliding mode, the middle of the upper surface of the coordinate disc (1) is fixedly connected with the bottom ends of four groups of fixing rods (4), the top ends of the four groups of fixing rods (4) are fixedly connected with the four corners of the lower surface of the fixing plate (5) respectively, a first motor box (6) is rotatably connected to the middle of the upper surface of the fixing plate (5), the inner top end of the first motor box (6) is fixedly connected with the top end of a driving motor (7), the output end of the driving motor (7) penetrates through the inner bottom end of the first motor box (6) to be fixedly connected with the middle of the upper surface of the fixing plate (5), a handle (8) is fixedly connected to the top end of the first motor box (6), and a rotating groove (, the inside sliding connection of rotating groove (9) has four sets of adsorption equipment (10), the right rear side fixedly connected with coordinate display (11) of coordinate dish (1) upper surface.

2. A mathematical sit-plotting aid as set forth in claim 1, wherein: the position relation of sliding tray (2) on coordinate dish (1) is crossing and is ninety degrees, and the inside of sliding tray (2) is provided with the skid resistant course, and the material of skid resistant course is rubber.

3. A mathematical sit-plotting aid as set forth in claim 1, wherein: slider (3) are including slide shaft (301), slide shaft (301) are at the inside sliding connection of sliding tray (2), the upper and lower both ends of slide shaft (301) are two sets of buckles (302) of fixedly connected with respectively, and are two sets of buckle (302) all with coordinate dish (1) sliding connection.

4. A mathematical sit-plotting aid as claimed in claim 3, wherein: circular cavities are formed in the middle of the sliding shaft (301) and the middle of the two groups of buckles (302), and a plurality of groups of sponges and a plurality of groups of springs are arranged inside the sliding shaft (301).

5. A mathematical sit-plotting aid as set forth in claim 1, wherein: the surface of handle (8) is provided with anti-skidding line, and the material of anti-skidding line is the polymer of PVC flexible glue, and anti-skidding line is the spiral line.

6. A mathematical sit-plotting aid as set forth in claim 1, wherein: adsorption equipment (10) includes pivot (1001), pivot (1001) sliding connection is in the inside of rotating groove (9), one side of pivot (1001) and the one end fixed connection of connecting plate (1002), the bottom of the connecting plate (1002) other end and the top fixed connection of sucking disc (1003), the interior top of sucking disc (1003) and the top fixed connection of electric flexible pipe (1004), the bottom of electric flexible pipe (1004) and the top sliding connection of electric telescopic handle (1005), the bottom of electric telescopic handle (1005) and the top fixed connection at two sets of connecting rod (1006) middle parts, the bottom fixed connection with sucking disc (1003) inside wall of connecting rod (1006).

7. A mathematical sit-plotting aid as claimed in claim 6, wherein: the sucker (1003) is a circular truncated cone with an upper end surface smaller than a lower end surface, and the sucker (1003) is made of rubber.