CN209460985U - A kind of mathematical model rotary display instructional device - Google Patents
A kind of mathematical model rotary display instructional device Download PDFInfo
- Publication number
- CN209460985U CN209460985U CN201820370935.2U CN201820370935U CN209460985U CN 209460985 U CN209460985 U CN 209460985U CN 201820370935 U CN201820370935 U CN 201820370935U CN 209460985 U CN209460985 U CN 209460985U
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- CN
- China
- Prior art keywords
- telescopic rod
- circular slab
- mathematical model
- rotary display
- support frame
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Abstract
The utility model discloses a kind of mathematical model rotary display instructional devices, including telescopic rod, the side of the telescopic rod fixing end is equipped with the first tightening knob, and the fixing end lower surface of telescopic rod is equipped with pedestal, the plate upper surface of the pedestal and the fixing end of telescopic rod connect, the telescopic end of the telescopic rod is equipped with support frame, the fixes sleeve of support frame and the telescopic end activity of telescopic rod are clamped, the support rod of support frame is fixedly connected with the top surface edge of circular slab, the top surface edge of circular slab is set there are four equally distributed arranging apparatus, and the upper surface middle part of circular slab is equipped with stepper motor, the output shaft side of stepper motor is equipped with second gear.The mathematical model rotary display instructional device, structure is simple, and stability is good, can dismantle, and height is adjustable, can carry out putting displaying to four teaching modes simultaneously, and can make model while rotate, easy to operate convenient for the observation of student, easy to use.
Description
Technical field
The utility model relates to teaching aid technical field, specially a kind of mathematical model rotary display instructional device.
Background technique
Mathematics is the Men Xueke for studying the concepts such as quantity, structure, variation, space and information, it sends out in human history
Irreplaceable role, and study and the research essential basic work of modern science and technology are played in exhibition and social life
Tool, mathematics includes a large amount of abstract concept, needs to be shown relevant content using model, is mutually tied theoretical with practical
It closes, so that student is intuitively understood learned knowledge, preferably digest bookish content, so that the effect of teaching is improved, it is existing
Some teaching modes are usually to be placed directly on dais to be shown, cannot make model rotation, be not easy to student views when showing
It examines.
Summary of the invention
The technical problems to be solved in the utility model is to overcome existing defect, provides a kind of mathematical model rotary display religion
Device is learned, structure is simple, and stability is good, can dismantle, and height is adjustable, can put simultaneously to four teaching modes
It shows, and model can be made while being rotated, it is easy to operate convenient for the observation of student, it is easy to use, it can effectively solve background
The problems in technology.
To achieve the above object, the utility model provides the following technical solutions: a kind of mathematical model rotary display teaching dress
It sets, including telescopic rod, the side of the telescopic rod fixing end is equipped with the first tightening knob, and the fixing end lower surface of telescopic rod is set
There is pedestal, the plate upper surface of the pedestal and the fixing end of telescopic rod connect, and the telescopic end of the telescopic rod is equipped with support frame,
The fixes sleeve of support frame as described above and the telescopic end activity of telescopic rod are clamped, the support rod of support frame as described above and the upper table of circular slab
Face edge is fixedly connected, and the top surface edge of the circular slab is set there are four equally distributed arranging apparatus, and circular slab is upper
Surface middle part is equipped with stepper motor, and the output shaft side of the stepper motor is equipped with second gear, the second gear and first
The upper surface of gear engagement, the circular slab is equipped with switch, and the input terminal of the stepper motor is electrically connected with the output end of switch,
And the input terminal of switch is electrically connected with the output end of external power supply.
As a kind of optimal technical scheme of the utility model, the pedestal includes bottom plate, and the side of the bottom plate is equipped with
Annular groove, and the inside of annular groove is equipped with fixing axle, one end rotation connection of the fixing axle and connecting plate, and connecting plate is separate
One end of fixing axle is equipped with fixing seat, and the lower end of the fixing seat is equipped with sucker.
As a kind of optimal technical scheme of the utility model, the connecting plate has four pieces, and four pieces of connecting plates are in bottom plate
It is uniformly distributed inside the annular groove of side.
As a kind of optimal technical scheme of the utility model, support frame as described above includes fixed plate, under the fixed plate
Surface is equipped with fixes sleeve, and the side of the fixes sleeve is equipped with the second tightening knob, and the side of the fixed plate is equipped with uniform
The support rod of distribution.
As a kind of optimal technical scheme of the utility model, the arranging apparatus includes shaft, the side of the shaft
Lower end is rotatablely connected by bearing and circular slab, and the upper surface of the shaft is equipped with board for putting, and the lower surface of the board for putting is set
There is first gear.
It, can be with compared with prior art, the utility model has the beneficial effects that this mathematical model rotary display instructional device
By the way that first whole device is fixed, the stability of whole device is improved；Convenient for improving the stability of pedestal；Convenient for circle
Plate and telescopic rod are fixed, and dismantle device；Convenient for putting simultaneously to four teaching modes, and make four religions
Learning model can rotate simultaneously；Entire to show that instructional device structure is simple, stability is good, can dismantle, adjustable, the energy of height
It is enough simultaneously four teaching modes to be carried out to put displaying, and model can be made while being rotated, convenient for the observation of student, operation letter
It is single, it is easy to use.
Detailed description of the invention
FIG. 1 is a schematic structural view of the utility model.
In figure: 1 telescopic rod, 2 first tightening knobs, 3 pedestals, 31 bottom plates, 32 connecting plates, 33 fixing axles, 34 fixing seats, 35
Sucker, 4 support frames, 41 fixed plates, 42 support rods, 43 fixes sleeves, 44 second tightening knobs, 5 circular slabs, 6 arranging apparatus, 61
Shaft, 62 board for putting, 63 first gears, 64 bearings, 7 stepper motors, 8 second gears, 9 switches.
Specific embodiment
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole
Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work
Every other embodiment obtained, fall within the protection scope of the utility model.
Referring to Fig. 1, the utility model provides a kind of technical solution: a kind of mathematical model rotary display instructional device, packet
Telescopic rod 1 is included, the side of 1 fixing end of telescopic rod is equipped with the first tightening knob 2, adjusts the height of telescopic rod 1, and it is tight to rotate first
Gu knob 2 is fixed, so that the height to model is adjusted, and the fixing end lower surface of telescopic rod 1 is equipped with pedestal 3, bottom
Seat 3 includes bottom plate 31, and the side of bottom plate 31 is equipped with annular groove, and the inside of annular groove is equipped with fixing axle 33, fixing axle 33 and even
One end of fishplate bar 32 is rotatablely connected, and connecting plate 32 is equipped with fixing seat 34, the lower end of fixing seat 34 far from one end of fixing axle 33
Equipped with sucker 35, whole device can be fixed by sucker 35, improve the stability of whole device, adjust connecting plate 32
Position, and bottom plate 31 is fixed by sucker 35, connecting plate 32 has four pieces, and four pieces of connecting plates 32 are in 31 side of bottom plate
Annular groove inside be uniformly distributed, convenient for improve pedestal 3 stability, the fixation of bottom plate 31 upper surface and telescopic rod 1 of pedestal 3
End connection, the telescopic end of telescopic rod 1 are equipped with support frame 4, and support frame 4 includes fixed plate 41, and the lower surface of fixed plate 41 is equipped with solid
Determine sleeve 43, the side of fixes sleeve 43 is equipped with the second tightening knob 44, and the side of fixed plate 41 is equipped with equally distributed support
Bar 42 dismantles device convenient for circular slab 5 and telescopic rod 1 are fixed, the fixes sleeve 43 of support frame 4 and flexible
The telescopic end activity of bar 1 is clamped, and the telescopic end activity of fixes sleeve 43 and telescopic rod 1 is clamped, and rotates the second tightening knob
44 are fixed, and the support rod 42 of support frame 4 is fixedly connected with the top surface edge of circular slab 5, the top surface edge of circular slab 5
If arranging apparatus 6 includes shaft 61 there are four equally distributed arranging apparatus 6, the side lower end of shaft 61 by bearing 64 with
Circular slab 5 is rotatablely connected, and the upper surface of shaft 61 is equipped with board for putting 62, and the lower surface of board for putting 62 is equipped with first gear 63, just
In putting simultaneously to four teaching modes, and rotate four teaching modes simultaneously, and the upper surface of circular slab 5
Middle part is equipped with stepper motor 7, and the output shaft side of stepper motor 7 is equipped with second gear 8, and second gear 8 is nibbled with first gear 63
It closes, the upper surface of circular slab 5 is equipped with switch 9, and the input terminal of stepper motor 7 is electrically connected with the output end of switch 9, and switch 9
Input terminal is electrically connected with the output end of external power supply, and model is placed on to the upper surface of board for putting 62, controls stepping electricity by switch 9
Machine 7 works, and stepper motor 7 drives second gear 8 to rotate, and second gear 8 drives first gear 63 to rotate, and first gear 63 drives
Board for putting 62 around the shaft 61 center axis thereof, entire to show that instructional device structure is simple to make model rotation, stability
It is good, it can dismantle, height is adjustable, can carry out putting displaying to four teaching modes simultaneously, and model can be made same
When rotate, it is easy to operate convenient for the observation of student, it is easy to use.
When in use: adjusting the position of connecting plate 32, and bottom plate 31 is fixed by sucker 35, adjust telescopic rod 1
Height, and rotate the first tightening knob 2 be fixed, model is placed on to the upper surface of board for putting 62, pass through switch 9 control step
It works into motor 7, stepper motor 7 drives second gear 8 to rotate, and second gear 8 drives first gear 63 to rotate, first gear 63
Drive board for putting 62 around the shaft 61 center axis thereof, to make model rotation.
The utility model can be fixed whole device by sucker 35, improve the stability of whole device；It is convenient for
Improve the stability of pedestal 3；Convenient for circular slab 5 and telescopic rod 1 are fixed, dismantle device；Convenient for teaching four
It learns model to be put simultaneously, and rotates four teaching modes simultaneously；It is entire to show that instructional device structure is simple, surely
It is qualitative good, it can dismantle, height is adjustable, can carry out putting displaying to four teaching modes simultaneously, and can make mould
Type rotates simultaneously, easy to operate convenient for the observation of student, easy to use.
While there has been shown and described that the embodiments of the present invention, for the ordinary skill in the art,
It is understood that these embodiments can be carried out with a variety of variations in the case where not departing from the principles of the present invention and spirit, repaired
Change, replacement and variant, the scope of the utility model is defined by the appended claims and the equivalents thereof.
Claims (5)
1. a kind of mathematical model rotary display instructional device, including telescopic rod (1), it is characterised in that: the telescopic rod (1) is fixed
The side at end is equipped with the first tightening knob (2), and the fixing end lower surface of telescopic rod (1) is equipped with pedestal (3), the pedestal (3)
Bottom plate (31) upper surface connect with the fixing end of telescopic rod (1), the telescopic end of the telescopic rod (1) is equipped with support frame (4), institute
The telescopic end activity of the fixes sleeve (43) and telescopic rod (1) of stating support frame (4) is clamped, the support rod of support frame as described above (4)
(42) it is fixedly connected with the top surface edge of circular slab (5), the top surface edge of the circular slab (5) is set there are four being uniformly distributed
Arranging apparatus (6), and the upper surface middle part of circular slab (5) be equipped with stepper motor (7), the output shaft of the stepper motor (7)
Side is equipped with second gear (8), and the second gear (8) is engaged with first gear (63), and the upper surface of the circular slab (5) is set
Have switch (9), the input terminal of the stepper motor (7) is electrically connected with the output end of switch (9), and switch (9) input terminal with
The output end of external power supply is electrically connected.
2. a kind of mathematical model rotary display instructional device according to claim 1, it is characterised in that: the pedestal (3)
Including bottom plate (31), the side of the bottom plate (31) is equipped with annular groove, and the inside of annular groove is equipped with fixing axle (33), described solid
One end of dead axle (33) and connecting plate (32) is rotatablely connected, and connecting plate (32) is equipped with fixing seat far from the one end of fixing axle (33)
(34), the lower end of the fixing seat (34) is equipped with sucker (35).
3. a kind of mathematical model rotary display instructional device according to claim 2, it is characterised in that: the connecting plate
(32) there are four pieces, and four pieces of connecting plates (32) are uniformly distributed inside the annular groove of bottom plate (31) side.
4. a kind of mathematical model rotary display instructional device according to claim 1, it is characterised in that: support frame as described above
It (4) include fixed plate (41), the lower surface of the fixed plate (41) is equipped with fixes sleeve (43), the side of the fixes sleeve (43)
Face is equipped with the second tightening knob (44), and the side of the fixed plate (41) is equipped with equally distributed support rod (42).
5. a kind of mathematical model rotary display instructional device according to claim 1, it is characterised in that: the arranging apparatus
It (6) include shaft (61), the side lower end of the shaft (61) is rotatablely connected by bearing (64) and circular slab (5), and described turn
The upper surface of axis (61) is equipped with board for putting (62), and the lower surface of the board for putting (62) is equipped with first gear (63).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820370935.2U CN209460985U (en) | 2018-03-19 | 2018-03-19 | A kind of mathematical model rotary display instructional device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820370935.2U CN209460985U (en) | 2018-03-19 | 2018-03-19 | A kind of mathematical model rotary display instructional device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209460985U true CN209460985U (en) | 2019-10-01 |
Family
ID=68035299
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820370935.2U Expired - Fee Related CN209460985U (en) | 2018-03-19 | 2018-03-19 | A kind of mathematical model rotary display instructional device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209460985U (en) |
-
2018
- 2018-03-19 CN CN201820370935.2U patent/CN209460985U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20191001 Termination date: 20200319 |