CN210443061U - Mathematical model device capable of realizing three-dimensional rotation - Google Patents

Abstract

The utility model discloses a mathematical model device capable of realizing three-dimensional rotation, which comprises a bottom plate, wherein the upper end of the bottom plate is provided with a lifting mechanism, the upper end of the lifting mechanism is fixedly connected with a fixed round frame, the inner side of the fixed round frame is provided with a rotating round frame, the side wall of the rotary round frame is fixedly connected with a limiting block, the inner wall of the fixed round frame is provided with a limiting groove, the limiting block is connected in the limiting groove in a sliding way, the side wall of the fixed round frame is provided with a locking mechanism for fixing the rotating round frame, the inner side of the rotating round frame is provided with a model body, the lower end of the model body is fixedly connected with a connecting rod, the one end that the model body was kept away from to the connecting rod is rotated and is connected on the inner wall that rotates the circle frame, be equipped with adjustment mechanism on the inner wall that rotates the circle frame, and adjustment mechanism connects on the model body, adjustment mechanism sets up with the connecting rod relatively. The utility model discloses realize mathematical model's three-dimensional rotation, and then effectively improve the teaching quality.

Description

Mathematical model device capable of realizing three-dimensional rotation

Technical Field

The utility model relates to a mathematical model technical field especially relates to can realize three-dimensional pivoted mathematical model device.

Background

The history of the mathematical model can be traced back to the era that the human beings begin to use the numbers, and various mathematical models are continuously established along with the use of the numbers by the human beings so as to solve various practical problems, and the establishment of the mathematical model is an indispensable bridge for communicating the actual problems in front with the mathematical tools.

In the existing mathematical teaching, a mathematical geometry model is a difficult point for students to study, teachers directly place the mathematical geometry model on a platform during general teaching, because the space imagination of most students is poor, the shapes, views and the like of the geometric model at different angles are difficult to simulate in the mind, and teachers are also inconvenient to rotate the geometric model to various angles, therefore, a mathematical model device capable of realizing three-dimensional rotation needs to be designed.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the defects existing in the prior art, and providing a mathematical model device capable of realizing three-dimensional rotation.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

can realize three-dimensional pivoted mathematical model device, comprising a base plate, the upper end of bottom plate is equipped with elevating system, the fixed circle frame of elevating system's upper end fixedly connected with, the inboard of fixed circle frame is equipped with rotates the circle frame, fixedly connected with stopper on the lateral wall of rotation circle frame, be equipped with the spacing groove on the inner wall of fixed circle frame, stopper sliding connection is at spacing inslot, be equipped with the locking mechanism who is used for fixed rotation circle frame on the lateral wall of fixed circle frame, the inboard of rotating the circle frame is equipped with the model body, the lower extreme fixedly connected with connecting rod of model body, the one end that the model body was kept away from to the connecting rod is rotated and is connected on the inner wall of rotating the circle frame, be equipped with adjustment mechanism on the inner wall of rotation circle frame, and adjustment mechanism connects on the model body, adjustment mechanism sets up.

Preferably, elevating system includes the solid fixed cylinder of fixed connection in the bottom plate upper end, the inside sliding connection of solid fixed cylinder has the movable rod, fixed round frame fixed connection is in the upper end of movable rod, be equipped with the locking bolt on the lateral wall of solid fixed cylinder.

Preferably, locking mechanism includes fixed block of fixed connection on fixed circle frame lateral wall, and the fixed block is L type structure, run through on the fixed block and be equipped with the inserted bar, and inserted bar and fixed block sliding connection, the spring has been cup jointed on the inserted bar, the both ends difference fixed connection of spring is on inserted bar and fixed block, the lower extreme fixedly connected with second latch of inserted bar, follow a plurality of first latches of its equidistant fixedly connected with of circumference on the lateral wall of rotation circle frame, and first latch corresponds with second latch position.

Preferably, adjustment mechanism includes the installation section of thick bamboo of fixed connection on rotating the circle frame inner wall, it is connected with the pivot to rotate on the interior diapire of installation section of thick bamboo, the one end and the model body fixed connection of installation section of thick bamboo are kept away from in the pivot, the pivot is located the fixed cover of having connected the worm wheel on the lateral wall in the installation section of thick bamboo, be equipped with the worm in the installation section of thick bamboo, and worm wheel meshing, the one end of worm is rotated and is connected on the inner wall of installation section of thick bamboo, the other end fixedly connected with dwang of worm, the one end that the worm was kept away from to the dwang.

Preferably, the side wall of the rotating shaft, which is located outside the mounting cylinder, is fixedly sleeved with a fixing ring, the lower end of the mounting cylinder is fixedly connected with a pointer corresponding to the position of the fixing ring, and the side wall of the fixing ring is provided with scale marks.

Preferably, the four corners of the lower end of the bottom plate are fixedly connected with anti-skid rubber pads.

The utility model has the advantages that:

through setting up adjustment mechanism, pointer, solid fixed ring, scale mark, adjustable model body rotates for rotating the circle frame to through pointer cooperation scale mark, make clear of pivoted angle.

Through setting up fixed circle frame, rotating circle frame, stopper, spacing groove, locking mechanism, can make to rotate the circle frame and rotate for fixed circle frame to it is fixed to rotate the circle frame locking through locking mechanism.

Drawings

Fig. 1 is a schematic structural diagram of a mathematical model apparatus capable of realizing three-dimensional rotation according to the present invention;

fig. 2 is a schematic structural diagram of a locking mechanism of a mathematical model device capable of realizing three-dimensional rotation according to the present invention;

fig. 3 is an enlarged view of a portion a in fig. 1.

In the figure: the anti-skidding mold comprises a base plate 1, a locking bolt 2, a fixing barrel 3, a movable rod 4, an anti-skidding rubber mat 5, a fixing round frame 6, a rotating round frame 7, a connecting rod 8, a mold body 9, a first clamping tooth 10, an installation barrel 11, a fixing block 12, a spring 13, an insertion rod 14, a second clamping tooth 15, a limiting block 16, a limiting groove 17, a worm 18, a worm wheel 19, a pointer 20, a fixing ring 21, a rotating shaft 22 and a rotating rod 23.

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.

Referring to fig. 1-3, a mathematical model device capable of realizing three-dimensional rotation comprises a bottom plate 1, an anti-slip rubber mat 5 is fixedly connected at the four corners of the lower end of the bottom plate 1, so that the device is more stable in slip prevention, a lifting mechanism is arranged at the upper end of the bottom plate 1, a fixed round frame 6 is fixedly connected at the upper end of the lifting mechanism, a rotating round frame 7 is arranged at the inner side of the fixed round frame 6, a limit block 16 is fixedly connected on the side wall of the rotating round frame 7, a limit groove 17 is arranged on the inner wall of the fixed round frame 6, the limit block 16 is slidably connected in the limit groove 17, a locking mechanism for fixing the rotating round frame 7 is arranged on the side wall of the fixed round frame 6, a model body 9 is arranged at the inner side of the rotating round frame 7, a connecting rod 8 is fixedly connected at the lower end of the model body 9, one end of the connecting rod, and the adjusting mechanism is connected on the model body 9 and is arranged opposite to the connecting rod 8.

The utility model discloses in, elevating system includes fixed connection at the solid fixed cylinder 3 of 1 upper end of bottom plate, and the inside sliding connection of solid fixed cylinder 3 has movable rod 4, and 6 fixed connection of fixed circle frame are equipped with locking bolt 2 on the lateral wall of solid fixed cylinder 3 in the upper end of movable rod 4, and locking bolt 2 runs through the setting on the lateral wall of solid fixed cylinder 3, and locking bolt 2 and solid fixed cylinder 3 threaded connection, and locking bolt 2 offsets with movable rod 4.

Locking mechanism includes fixed block 12 of fixed connection on fixed circular frame 6 lateral wall, and fixed block 12 is L type structure, run through on the fixed block 12 and be equipped with inserted bar 14, and inserted bar 14 and fixed block 12 sliding connection, spring 13 has been cup jointed on the inserted bar 14, spring 13's both ends difference fixed connection is on inserted bar 14 and fixed block 12, inserted bar 14's lower extreme fixedly connected with second latch 15, rotate on the lateral wall of circular frame 7 along a plurality of first latches 10 of its equidistant fixedly connected with of circumference, and first latch 10 corresponds with 15 positions of second latch.

Wherein, adjustment mechanism includes the installation section of thick bamboo 11 of fixed connection on rotating circular frame 7 inner wall, it is connected with pivot 22 to rotate on the interior diapire of installation section of thick bamboo 11, pivot 22 keeps away from the one end and the model body 9 fixed connection of installation section of thick bamboo 11, pivot 22 is located the fixed worm wheel 19 that has cup jointed on the lateral wall in installation section of thick bamboo 11, be equipped with worm 18 in the installation section of thick bamboo 11, and worm 18 and worm wheel 19 mesh, the one end of worm 18 is rotated and is connected on the inner wall of installation section of thick bamboo 11, the other end fixedly connected with dwang 23 of worm 18, the one end that worm 18 was kept away from to dwang 23 runs through the inner.

Furthermore, the fixed ring 21 is fixedly sleeved on the side wall of the rotating shaft 22 outside the mounting cylinder 11, the pointer 20 corresponding to the fixed ring 21 is fixedly connected to the lower end of the mounting cylinder 11, scale marks are arranged on the side wall of the fixed ring 21, and the scale marks on the side wall of the fixed ring 21 are matched through the pointer 20 to determine the rotating angle of the model body 9.

The utility model discloses in, during the use, rotate dwang 23, drive worm 18 rotates, because worm 18 and worm wheel 19 mesh, and then drive pivot 22 rotates, and then make model body 9 rotate to through the scale mark on the solid fixed ring 21 lateral wall of pointer 20 cooperation, make clear and definite pivoted angle, pulling inserted bar 14 can rotate and rotate circle frame 7, loosens inserted bar 14, and second latch 15 card is gone into in the pulling force of spring 13 and is gone into the clearance of first latch 10, can be fixed with rotating circle frame 7.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims (6)

1. Can realize three-dimensional pivoted mathematical model device, including bottom plate (1), its characterized in that, the upper end of bottom plate (1) is equipped with elevating system, elevating system's upper end fixedly connected with fixed circle frame (6), the inboard of fixed circle frame (6) is equipped with rotates circle frame (7), fixedly connected with stopper (16) on the lateral wall of rotation circle frame (7), be equipped with spacing groove (17) on the inner wall of fixed circle frame (6), stopper (16) sliding connection is in spacing groove (17), be equipped with the locking mechanism who is used for fixed rotation circle frame (7) on the lateral wall of fixed circle frame (6), the inboard of rotating circle frame (7) is equipped with model body (9), the lower extreme fixedly connected with connecting rod (8) of model body (9), the one end that model body (9) was kept away from to connecting rod (8) rotates and connects on the inner wall of rotating circle frame (7), the inner wall of the rotary round frame (7) is provided with an adjusting mechanism, the adjusting mechanism is connected to the model body (9), and the adjusting mechanism is arranged opposite to the connecting rod (8).

2. The mathematical model device capable of realizing three-dimensional rotation according to claim 1, wherein the lifting mechanism comprises a fixed cylinder (3) fixedly connected to the upper end of the bottom plate (1), a movable rod (4) is slidably connected to the inside of the fixed cylinder (3), the fixed circular frame (6) is fixedly connected to the upper end of the movable rod (4), and a locking bolt (2) is arranged on the side wall of the fixed cylinder (3).

3. The mathematical model device capable of realizing three-dimensional rotation according to claim 1, wherein the locking mechanism comprises a fixed block (12) fixedly connected to the side wall of the fixed circular frame (6), the fixed block (12) is of an L-shaped structure, an inserted bar (14) penetrates through the fixed block (12), the inserted bar (14) is slidably connected with the fixed block (12), a spring (13) is sleeved on the inserted bar (14), two ends of the spring (13) are respectively and fixedly connected to the inserted bar (14) and the fixed block (12), a second latch (15) is fixedly connected to the lower end of the inserted bar (14), a plurality of first latches (10) are fixedly connected to the side wall of the rotating circular frame (7) at equal intervals along the circumferential direction of the side wall, and the first latches (10) correspond to the second latch (15).

4. The mathematical model apparatus capable of realizing three-dimensional rotation according to claim 1, the adjusting mechanism comprises an installation cylinder (11) fixedly connected on the inner wall of the rotary round frame (7), a rotating shaft (22) is rotatably connected on the inner bottom wall of the mounting cylinder (11), one end of the rotating shaft (22) far away from the mounting cylinder (11) is fixedly connected with the model body (9), a worm wheel (19) is fixedly sleeved on the side wall of the rotating shaft (22) positioned in the mounting cylinder (11), a worm (18) is arranged in the mounting cylinder (11), and the worm (18) is meshed with the worm wheel (19), one end of the worm (18) is rotationally connected on the inner wall of the mounting cylinder (11), the other end fixedly connected with dwang (23) of worm (18), the one end that worm (18) were kept away from in dwang (23) runs through the inner wall of installation section of thick bamboo (11) and extends to its outside.

5. The mathematical model device capable of realizing three-dimensional rotation according to claim 4, wherein the side wall of the rotating shaft (22) located outside the mounting cylinder (11) is fixedly sleeved with a fixing ring (21), the lower end of the mounting cylinder (11) is fixedly connected with a pointer (20) corresponding to the position of the fixing ring (21), and the side wall of the fixing ring (21) is provided with scale marks.

6. The mathematical model apparatus capable of realizing three-dimensional rotation according to claim 1, wherein the bottom plate (1) is fixedly connected with anti-skid rubber pads (5) at the four corners of the lower end.

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