CN216014560U

CN216014560U - Mathematical geometric model display equipment

Info

Publication number: CN216014560U
Application number: CN202122635770.1U
Authority: CN
Inventors: 王翠萍
Original assignee: Yancheng Institute of Industry Technology
Current assignee: Yancheng Institute of Industry Technology
Priority date: 2021-10-29
Filing date: 2021-10-29
Publication date: 2022-03-11
Anticipated expiration: 2031-10-29

Abstract

The utility model discloses a mathematics class geometric model display device, including fixed establishment, placement machine structure and show mechanism, fixed establishment includes bottom plate, a bolt and backup pad, bottom plate and wheel fixed connection, and bottom plate and connecting rod rotate to be connected, a bolt is pegged graft with the bottom plate, and a bolt is pegged graft with the connecting rod, backup pad and connecting rod fixed connection, and backup pad and base fixed connection, base and anti-skidding rubber pad fixed connection. Slide along No. two connection outer tubes through No. two connection inner tubes, highly adjusting placing the dish, will place the height of dish through No. three bolts and fix, convenient to use person takes to put the model body.

Description

Mathematical geometric model display equipment

Technical Field

The utility model belongs to the technical field of the teaching equipment and specifically relates to a mathematics class geometric model display device.

Background

The geometric model describes the shape of a physical or mathematical object by using a geometric concept, the geometric modeling is a process of constructing or using the geometric model, and the geometric model display device is used for displaying the prepared models and enhancing the memory of the models.

The existing model display equipment lacks fixing measures when in use, so that the equipment is inconvenient to move and fix, most model display equipment lacks placing measures, geometric models are inconvenient to carry, and most model display equipment lacks display adjusting measures, so that the geometric models are insufficiently displayed. Therefore, a mathematical geometric model display device is proposed to solve the above problems.

SUMMERY OF THE UTILITY MODEL

The utility model provides a mathematical type geometric model display device in this embodiment for solve among the prior art current model display device lack the fixed measure when using, lead to the inconvenient removal of equipment and fixed, most model display device lack the measure of placing, be not convenient for carry the geometric model, and most model display device lack the show adjustment measure, lead to the insufficient problem of geometric model show.

According to one aspect of the utility model, a mathematical geometric model display device is provided, which comprises a fixing mechanism, a placing mechanism and a display mechanism, wherein the fixing mechanism comprises a bottom plate, a first bolt and a support plate, the bottom plate is fixedly connected with a wheel, the bottom plate is rotatably connected with a connecting rod, the first bolt is spliced with the bottom plate, the first bolt is spliced with the connecting rod, the support plate is fixedly connected with a base, and the base is fixedly connected with an anti-skid rubber pad;

the placing mechanism comprises a first connecting outer pipe, a second bolt, a first connecting plate, a third bolt, a second connecting plate, a first spring and a placing disc, the first connecting outer pipe is fixedly connected with the bottom plate, the first connecting outer pipe is slidably connected with the first connecting inner pipe, the second bolt is inserted into the first connecting outer pipe, the first connecting plate is fixedly connected with the first connecting inner pipe, the first connecting plate is fixedly connected with the second connecting outer pipe, the second connecting outer pipe is slidably connected with the second connecting inner pipe, the third bolt is inserted into the second connecting outer pipe, the second connecting plate is fixedly connected with the second connecting inner pipe, the second connecting plate is fixedly connected with a telescopic rod fixing frame, the telescopic rod is fixedly connected with the fixing plate, the first spring is fixedly connected with the second connecting plate, the first spring is fixedly connected with the fixing plate, the placing disc is fixedly connected with the fixing plate, the placing plate is fixedly connected with a second spring, and the second spring is fixedly connected with the placing plate;

show mechanism includes L type fixed plate, slide rail and No. three connecting plates, L type fixed plate and a connecting plate fixed connection, slide rail and a connection inner tube fixed connection, and slide rail and slider sliding connection, slider and lead screw threaded connection, No. three connecting plates and slider fixed connection, and No. three connecting plates and connector fixed connection, the connector rotates with the show board to be connected.

Further, the bottom plate bottom is provided with four wheels, four the wheel is the rectangle and distributes on bottom plate bottom surface, bottom plate surface sets up two connecting rods, two the connecting rod symmetric distribution is at the bottom plate both ends.

Furthermore, the connecting rod surface is provided with two jacks No. four, two jack symmetric distribution No. four is on the connecting rod surface, a bolt is located inside the jack No. four and pegs graft with the connecting rod.

Furthermore, bottom plate one end surface is provided with four jacks, four jack evenly distributed is on the bottom plate surface, No. one the bolt is located jack inside and is pegged graft with the bottom plate.

Furthermore, No. two bolts and a connection inner tube peg graft, a connection inner tube surface is provided with a plurality of jacks No. two, and is a plurality of No. two jack evenly distributed is at a connection inner tube surface, No. two bolts are located No. two jacks inside and are connected the inner tube grafting with one.

Furthermore, No. three bolts and No. two connection inner tubes peg graft, No. two connection inner tube surfaces are provided with a plurality of No. three jacks, and are a plurality of No. three jack evenly distributed is at No. two connection inner tube surfaces, No. three bolts are located No. three jacks inside and are pegged graft with No. two connection inner tubes.

Furthermore, No. two connecting plate surfaces are provided with a plurality of telescopic links, and are a plurality of telescopic link evenly distributed is on No. two connecting plate surfaces, and the telescopic link is located spring fixed connection No. one.

Further, place the board with place a set sliding connection, it is provided with a plurality of No. two springs to place a set surface, and is a plurality of No. two spring evenly distributed is placing a set surface, place the model body on the board surface.

Furthermore, a plurality of illuminating lamps are arranged on the surface of the L-shaped fixing plate and are uniformly distributed at the bottom of the L-shaped fixing plate.

Further, a connecting plate and motor connecting shell fixed connection, motor connecting shell and servo motor fixed connection, servo motor and lead screw fixed connection, the lead screw rotates with the slide rail and is connected.

Through the utility model discloses above-mentioned embodiment, be convenient for remove and fix equipment through fixed establishment, place the model body through placing the mechanism, be convenient for carry it, adjust the show to the model body through show mechanism, be convenient for carry out abundant show to it.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without inventive exercise.

Fig. 1 is a schematic overall three-dimensional structure of an embodiment of the present invention;

fig. 2 is a schematic view of the overall internal structure of an embodiment of the present invention;

fig. 3 is a schematic view of a partially enlarged structure at a point a in fig. 2 according to an embodiment of the present invention;

fig. 4 is a schematic diagram of a partially enlarged structure at a position B in fig. 2 according to an embodiment of the present invention.

In the figure: 1. a base plate; 2. a wheel; 3. a connecting rod; 4. a support plate; 5. a base; 6. an anti-skid rubber pad; 7. a first jack; 8. a first bolt; 9. the first connecting outer pipe; 10. the first connecting inner pipe; 11. a second bolt; 12. a first connecting plate; 13. the second connecting outer pipe; 14. the second connecting inner pipe; 15. a third bolt; 16. a second connecting plate; 17. placing a tray; 18. a model body; 19. an L-shaped fixing plate; 20. a slide rail; 21. a slider; 22. a lead screw; 23. a third connecting plate; 24. a display board; 25. a second jack; 26. a motor connecting shell; 27. a servo motor; 28. a third jack; 29. a connector; 30. an illuminating lamp; 31. a telescopic rod; 32. a first spring; 33. a fixing plate; 34. a second spring; 35. placing the plate; 36. and a fourth jack.

Detailed Description

In order to make the technical solution of the present invention better understood, the technical solution of the embodiments of the present invention will be clearly and completely described below 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 efforts shall belong to the protection scope of the present invention.

It should be noted that the terms "first," "second," and the like in the description and claims of the present invention and in the drawings described above are used for distinguishing between similar elements and not necessarily for describing a particular sequential or chronological order. It is to be understood that the data so used may be interchanged under appropriate circumstances for purposes of describing the embodiments of the invention herein. Furthermore, the terms "comprises," "comprising," and "having," and any variations thereof, are intended to cover a non-exclusive inclusion, such that a process, method, system, article, or apparatus that comprises a list of steps or elements is not necessarily limited to those steps or elements expressly listed, but may include other steps or elements not expressly listed or inherent to such process, method, article, or apparatus.

In the present invention, the terms "upper", "lower", "left", "right", "front", "rear", "top", "bottom", "inner", "outer", "middle", "vertical", "horizontal", "lateral", "longitudinal", and the like indicate the orientation or positional relationship based on the orientation or positional relationship shown in the drawings. These terms are used primarily to better describe the invention and its embodiments, and are not intended to limit the indicated devices, elements or components to a particular orientation or to be constructed and operated in a particular orientation.

Moreover, some of the above terms may be used to indicate other meanings besides the orientation or positional relationship, for example, the term "on" may also be used to indicate some kind of attachment or connection relationship in some cases. The specific meaning of these terms in the present invention can be understood by those of ordinary skill in the art as appropriate.

Furthermore, the terms "mounted," "disposed," "provided," "connected," and "sleeved" are to be construed broadly. For example, it may be a fixed connection, a removable connection, or a unitary construction; can be a mechanical connection, or an electrical connection; may be directly connected, or indirectly connected through intervening media, or may be in internal communication between two devices, elements or components. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.

It should be noted that, in the present invention, the embodiments and features of the embodiments may be combined with each other without conflict. The present invention will be described in detail below with reference to the accompanying drawings in conjunction with embodiments.

The placing mechanism in this embodiment can be applied to various display devices, for example, a mathematical geometric model display device is provided in this embodiment, and the placing mechanism in this embodiment can be used to provide a model placing position for the display device.

The utility model provides a technical scheme: a mathematical geometric model display device comprises wheels and a base, wherein wheel brakes are arranged above the wheels, rotating shafts are fixed above the wheel brakes, telescopic sleeves are fixed above the base, the base is positioned above the rotating shafts, the wheels are movably connected with the wheel brakes and are equidistantly distributed below the base, the wheels and the base form a rotatable structure through the rotating shafts, the base and the rotating shafts are perpendicular to each other, the model display device can be conveniently moved to a specified position through the rotating shafts and the wheels arranged below the base, the wheel brakes are arranged, the model display device can be stably stopped at a certain position and cannot move due to slight shaking, the device is safer and more convenient to use, the right side of each telescopic sleeve is connected with a screw, one end of the screw is connected with a knob, a telescopic rod is arranged above each telescopic sleeve, and a table is fixed above the telescopic rod, the inside of the telescopic sleeve is tightly attached to the outside of the telescopic rod, the telescopic sleeve is in threaded connection with the knob, the telescopic sleeve and the table plate form a lifting structure through the telescopic rod, the telescopic rod is symmetrical about the central axis of the table plate, so that the model display equipment has a lifting function, only the knob needs to be rotated, the height of the telescopic rod is changed, then the knob is tightened, the height is changed, a user can conveniently observe the model, the understanding of the user on the model is enhanced, the memory of the model is enhanced, one side of the table plate is provided with the control module, the right side of the control module is provided with the power jack, the fixed block is fixed above the table plate, the bearing is connected above the fixed block, the display plate is connected above the bearing, the fixed block and the table plate are mutually perpendicular, the fixed block and the display plate form a rotating structure through the bearing, so that the display plate can rotate, a plurality of angles of being convenient for observe the model, have strengthened model display device's practicality, and the left and right sides of show board all is provided with the backup pad, and the outside of backup pad is provided with the light.

Of course, the embodiment can also be used for providing matching services for other display devices. No longer give unnecessary details here, introduce below the utility model discloses a mathematical type geometric model display device of the embodiment.

Referring to fig. 1-4, a mathematical geometric model display device comprises a fixing mechanism, a placing mechanism and a display mechanism, wherein the fixing mechanism comprises a bottom plate 1, a first bolt 8 and a support plate 4, the bottom plate 1 is fixedly connected with a wheel 2, the bottom plate 1 is rotatably connected with a connecting rod 3, the first bolt 8 is inserted into the bottom plate 1, the first bolt 8 is inserted into the connecting rod 3, the support plate 4 is fixedly connected with a base 5, and the base 5 is fixedly connected with an anti-skid rubber pad 6;

the placing mechanism comprises a first connecting outer pipe 9, a second connecting pin 11, a first connecting plate 12, a third connecting pin 15, a second connecting plate 16, a first spring 32 and a placing disc 17, the first connecting outer pipe 9 is fixedly connected with the bottom plate 1, the first connecting outer pipe 9 is slidably connected with the first connecting inner pipe 10, the second connecting pin 11 is inserted into the first connecting outer pipe 9, the first connecting plate 12 is fixedly connected with the first connecting inner pipe 10, the first connecting plate 12 is fixedly connected with the second connecting outer pipe 13, the second connecting outer pipe 13 is slidably connected with the second connecting inner pipe 14, the third connecting pin 15 is inserted into the second connecting outer pipe 13, the second connecting plate 16 is fixedly connected with the second connecting inner pipe 14, the second connecting plate 16 is fixedly connected with a telescopic rod 31 fixing frame, the telescopic rod 31 is fixedly connected with a fixing plate 33, the first spring 32 is fixedly connected with the second connecting plate 16, the first spring 32 is fixedly connected with the fixed plate 33, the placing disc 17 is fixedly connected with the second spring 34, and the second spring 34 is fixedly connected with the placing plate 35;

show mechanism includes L type fixed plate 19, slide rail 20 and No. three connecting plates 23, L type fixed plate 19 and connecting plate 12 fixed connection No. one, slide rail 20 and a connection inner tube 10 fixed connection, and slide rail 20 and slider 21 sliding connection, slider 21 and lead screw 22 threaded connection, No. three connecting plates 23 and slider 21 fixed connection, and No. three connecting plates 23 and connector 29 fixed connection, connector 29 rotates with show board 24 to be connected, is convenient for remove and fix equipment through fixed establishment, places model body 18 through placing mechanism, is convenient for carry it, adjusts the show through show mechanism to model body 18, is convenient for carry out abundant show to it.

The bottom of the bottom plate 1 is provided with four wheels 2, the four wheels 2 are distributed on the surface of the bottom plate 1 in a rectangular shape, the surface of the bottom plate 1 is provided with two connecting rods 3, the two connecting rods 3 are symmetrically distributed at two ends of the bottom plate 1, the surface of the connecting rods 3 is provided with two jacks 36, the two jacks 36 are symmetrically distributed on the surface of the connecting rods 3, the first bolt 8 is positioned inside the jack 36 and is spliced with the connecting rods 3, one end surface of the bottom plate 1 is provided with four jacks 7, the four jacks 7 are uniformly distributed on the surface of the bottom plate 1, the first bolt 8 is positioned inside the jack 7 and is spliced with the bottom plate 1, the second bolt 11 is spliced with the first connecting inner tube 10, the surface of the first connecting inner tube 10 is provided with a plurality of jacks 25, and the jacks 25 are uniformly distributed on the surface of the first connecting inner tube 10, the second plug pin 11 is positioned in the second jack 25 and is inserted into the first connecting inner tube 10, the third plug pin 15 is inserted into the second connecting inner tube 14, the surface of the second connecting inner tube 14 is provided with a plurality of third jacks 28, the plurality of third jacks 28 are uniformly distributed on the surface of the second connecting inner tube 14, the third plug pin 15 is positioned in the third jacks 28 and is inserted into the second connecting inner tube 14, the surface of the second connecting plate 16 is provided with a plurality of telescopic rods 31, the plurality of telescopic rods 31 are uniformly distributed on the surface of the second connecting plate 16, the telescopic rods 31 are positioned in the first springs 32 and are fixedly connected, the placing plate 35 is slidably connected with the placing plate 17, the surface of the placing plate 17 is provided with a plurality of second springs 34, the plurality of second springs 34 are uniformly distributed on the surface of the placing plate 17, the surface of the placing plate 35 is provided with the model body 18, the surface of the L-shaped fixing plate 19 is provided with a plurality of illuminating lamps 30, a plurality of light 30 evenly distributed is in L type fixed plate 19 bottom, connecting plate 12 and motor connecting shell 26 fixed connection No. one, motor connecting shell 26 and servo motor 27 fixed connection, servo motor 27 and lead screw 22 fixed connection, lead screw 22 rotates with slide rail 20 and is connected.

When the utility model is used, the first bolt 8 is pulled out from the first jack 7, the support plate 4 and the connecting rod 3 are rotated along the bottom plate 1, the wheel 2 is contacted with the ground, the first bolt 8 is inserted into the first jacks 7 arranged at the upper and lower parts, the first connecting plate 12 is pushed to move the equipment to the use position through the rotation of the wheel 2, the connecting rod 3 and the support plate 4 are rotated along the bottom plate 1, the anti-skid rubber pad 6 is supported with the ground, the first bolt 8 is inserted into the first jacks 7 at the left and right positions, the wheel 2 is separated from the ground, the equipment is fixed with the ground, the operation is convenient, the equipment is fixed, the second bolt 11 is pulled out, the first connecting inner tube 10 is pulled out in a sliding way with the first connecting outer tube 9, the height of the first connecting plate 12 is adjusted, the second bolt 11 is inserted into the first connecting outer tube 9 and the first connecting inner tube 10, the height of the first connecting plate 12 is fixed, so that the display height can be adjusted preliminarily, the servo motor 27 is started to drive the screw rod 22 to rotate, the height of the sliding block 21 is adjusted, the height of the display plate 24 can be adjusted, the model body 18 inside the placing disc 17 is placed on the surface of the display plate 24, so that a person can observe and learn conveniently, the display plate 24 rotates along the connecting head 29 to conveniently and comprehensively display the model body 18, the device can absorb the shock of the model body 18 inside the placing disc 17 through the telescopic deformation of the telescopic rod 31 and the first spring 32 in the moving process, so that the stable placing of the model body 18 is ensured, meanwhile, the model body 18 is absorbed through the telescopic deformation of the second spring 34, the stable placing of the model body 18 is ensured, the model body 18 is prevented from being shaken and falling off in the moving process, and according to the height and the use habit of a user, connect inner tube 14 through No. two and slide along No. two connection outer tube 13, adjust the height of placing dish 17, will place the height of dish 17 through No. three bolts 15 and fix, convenient to use person takes model body 18 and puts.

The utility model discloses an useful part lies in:

1. the utility model discloses have the fixed measure, extract the bolt from jack No. one, rotate backup pad and connecting rod along the bottom plate, wheel and ground contact this moment, peg graft with jack No. one from top to bottom through the bolt, promote the connecting plate of No. one and move equipment to the position of use through the wheel rotation, rotate connecting rod and backup pad along the bottom plate again, will be supporting anti-skidding rubber pad and ground, peg graft the bolt with jack No. one of left and right positions, make the wheel break away from ground, equipment is fixed with ground, the simple operation, be convenient for fix equipment;

2. the utility model discloses have the show measure, extract No. two bolts, slide and extract No. one connecting inner tube and No. one connecting outer tube, adjust the height of a connecting plate, peg graft through No. two bolts and a connecting outer tube and a connecting inner tube, fix the height of a connecting plate, be convenient for tentatively adjust the show height, open servo motor simultaneously and drive the lead screw rotation, adjust the height of slider, reach the purpose of adjusting the height of show board, place the model body of placing the dish inside on the show board surface and be convenient for personnel to observe the study, rotate along the connector through the show board, be convenient for carry out comprehensive show to the model body;

3. the utility model discloses rational in infrastructure, equipment is removing the in-process, carry out the shock attenuation to placing the inside model body of dish through telescopic link and the flexible deformation of a spring, guarantee that the model body places stably, simultaneously through No. two springs flexible deformation carry out the shock attenuation to the model body, guarantee that the model body places stably, avoid removing in-process model body and receive vibrations and drop, according to user's height and use habit, through No. two connection inner tubes along No. two connection outer tubes slide, highly adjust placing the dish, highly fix placing the dish through No. three bolts, the person of being convenient for uses takes to the model body and puts.

It is well within the skill of those in the art to implement, without undue experimentation, the present invention does not relate to software and process improvements, as related to circuits and electronic components and modules.

The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. A mathematical class geometric model display device is characterized in that: the anti-skid rubber mat comprises a fixing mechanism, a placing mechanism and a display mechanism, wherein the fixing mechanism comprises a bottom plate (1), a first bolt (8) and a supporting plate (4), the bottom plate (1) is fixedly connected with wheels (2), the bottom plate (1) is rotatably connected with a connecting rod (3), the first bolt (8) is inserted into the bottom plate (1), the first bolt (8) is inserted into the connecting rod (3), the supporting plate (4) is fixedly connected with a base (5), and the base (5) is fixedly connected with an anti-skid rubber mat (6);

the placing mechanism comprises a first connecting outer pipe (9), a second bolt (11), a first connecting plate (12), a third bolt (15), a second connecting plate (16), a first spring (32) and a placing disc (17), the first connecting outer pipe (9) is fixedly connected with the bottom plate (1), the first connecting outer pipe (9) is slidably connected with the first connecting inner pipe (10), the second bolt (11) is inserted into the first connecting outer pipe (9), the first connecting plate (12) is fixedly connected with the first connecting inner pipe (10), the first connecting plate (12) is fixedly connected with the second connecting outer pipe (13), the second connecting outer pipe (13) is slidably connected with the second connecting inner pipe (14), the third bolt (15) is inserted into the second connecting outer pipe (13), the second connecting plate (16) is fixedly connected with the second connecting inner pipe (14), the second connecting plate (16) and the telescopic rod (31) are fixed on the fixing frame, the telescopic rod (31) is fixedly connected with the fixing plate (33), the first spring (32) is fixedly connected with the second connecting plate (16), the first spring (32) is fixedly connected with the fixing plate (33), the placing plate (17) is fixedly connected with the second spring (34), and the second spring (34) is fixedly connected with the placing plate (35);

show mechanism includes L type fixed plate (19), slide rail (20) and No. three connecting plates (23), L type fixed plate (19) and connecting plate (12) fixed connection, slide rail (20) and a connection inner tube (10) fixed connection, and slide rail (20) and slider (21) sliding connection, slider (21) and lead screw (22) threaded connection, No. three connecting plates (23) and slider (21) fixed connection, and No. three connecting plates (23) and connector (29) fixed connection, connector (29) are rotated with show board (24) and are connected.

2. The mathematical class-geometry model display apparatus of claim 1, wherein: bottom plate (1) bottom is provided with four wheels (2), four wheel (2) are the rectangle and distribute at bottom plate (1) bottom surface, bottom plate (1) surface sets up two connecting rods (3), two connecting rod (3) symmetric distribution is at bottom plate (1) both ends.

3. The mathematical class-geometry model display apparatus of claim 1, wherein: connecting rod (3) surface is provided with two No. four jacks (36), two No. four jacks (36) symmetric distribution is on connecting rod (3) surface, No. one bolt (8) are located No. four jacks (36) inside and are pegged graft with connecting rod (3).

4. The mathematical class-geometry model display apparatus of claim 1, wherein: bottom plate (1) one end surface is provided with four jacks (7), four jack (7) evenly distributed is on bottom plate (1) surface, a bolt (8) are located jack (7) inside and are pegged graft with bottom plate (1).

5. The mathematical class-geometry model display apparatus of claim 1, wherein: no. two bolt (11) are pegged graft with a connection inner tube (10), a connection inner tube (10) surface is provided with a plurality of jacks (25) No. two, and is a plurality of jack (25) evenly distributed is on a connection inner tube (10) surface, No. two bolt (11) are located jack (25) inside and a connection inner tube (10) are pegged graft.

6. The mathematical class-geometry model display apparatus of claim 1, wherein: no. three bolt (15) are pegged graft with No. two connection inner tube (14), No. two connection inner tube (14) surfaces are provided with a plurality of No. three jacks (28), and are a plurality of No. three jack (28) evenly distributed is on No. two connection inner tube (14) surfaces, No. three bolt (15) are located No. three jack (28) inside and are connected inner tube (14) grafting with No. two.

7. The mathematical class-geometry model display apparatus of claim 1, wherein: no. two connecting plate (16) surfaces are provided with a plurality of telescopic links (31), and are a plurality of telescopic link (31) evenly distributed is on No. two connecting plate (16) surfaces, and telescopic link (31) are located spring (32) fixed connection.

8. The mathematical class-geometry model display apparatus of claim 1, wherein: the placing plate (35) is connected with the placing plate (17) in a sliding mode, a plurality of second springs (34) are arranged on the surface of the placing plate (17), the second springs (34) are evenly distributed on the surface of the placing plate (17), and the model body (18) is placed on the surface of the placing plate (35).

9. The mathematical class-geometry model display apparatus of claim 1, wherein: a plurality of illuminating lamps (30) are arranged on the surface of the L-shaped fixing plate (19), and the illuminating lamps (30) are uniformly distributed at the bottom of the L-shaped fixing plate (19).

10. The mathematical class-geometry model display apparatus of claim 1, wherein: a connecting plate (12) and motor connecting shell (26) fixed connection, motor connecting shell (26) and servo motor (27) fixed connection, servo motor (27) and lead screw (22) fixed connection, lead screw (22) rotate with slide rail (20) and are connected.