CN207216952U

CN207216952U - Twenty-four solar terms demonstration instrument

Info

Publication number: CN207216952U
Application number: CN201720861600.6U
Authority: CN
Inventors: 谭丰伟
Original assignee: Middle School Of Nanning City 3rd
Current assignee: Middle School Of Nanning City 3rd
Priority date: 2017-07-17
Filing date: 2017-07-17
Publication date: 2018-04-10
Anticipated expiration: 2027-07-17

Abstract

The utility model discloses a kind of twenty-four solar terms demonstration instrument, including solar model, earth model, lunar theories, four seasons disk, solar model pillar, latch, pointer, connecting rod, gyro black assembly, rotating shaft, moon dial, earth model pillar, elevating mechanism, base, motor, screw rod, single-chip microcomputer, Du Pont's line, relay and plug；Twenty-four solar terms demonstration instrument of the present utility model is by transforming traditional three-globe instrument, computer can be connected, and by being programmed to single-chip microcomputer and computer, computer is set to control twenty-four solar terms demonstration instrument, computer plays the solar term video automatically while demonstration instrument is automatically rotated to relevant position, the displaying earth connects process each other around what the sun operated, sun anniversary movement knowledge is intuitively embodied, vividization, with interest, be advantageous to the notice for catching student in classroom, make student be easier to understand to understand, and improve enthusiasm and learning interest of the student to geographical knowledge.

Description

Twenty-four solar terms demonstration instrument

Technical field

Science popularization instruments used for education field is the utility model is related to, more particularly to a kind of twenty-four solar terms demonstration instrument.

Background technology

During geography learning, sun altitude occurs student at the earth's surface change procedure, the especially sun Direct projection south, the tropic of cancer, equator mechanics, and related to this " China ancestor is by observing sun annual motion rail The twenty-four solar terms of mark ", corresponding season, weather, phenology etc. change relevant knowledge, it is more difficult to understand and grasp, to memorizing Content is easily forgotten, impressionable quarter.It is weight difficult point knowledge in junior middle school, senior geography subject, in related all kinds of examinations, makees For examination point, it is larger that it distributes fractional value, but student lose scores it is more.

The content of the invention

The purpose of this utility model is a kind of twenty-four solar terms demonstration instrument, being capable of the dramatic image reflection sun anniversary Movement locus principle, sun anniversary movement knowledge is embodied, vividization, there is more lively perception to the twenty-four solar terms.

The technical solution of the utility model is：A kind of twenty-four solar terms demonstration instrument, including solar model, earth model, the moon Bright model, four seasons disk, solar model pillar, latch, pointer, connecting rod, gyro black assembly, rotating shaft, moon dial, earth model branch Post, elevating mechanism, base, motor, screw rod, single-chip microcomputer, Du Pont's line, relay and plug；The solar model is provided with two holes, One is connected with solar model stanchions, and another is connected with latch, the other end connection gyro black assembly of the latch；It is described Four seasons disk is provided between solar model and connecting rod, the four seasons disk is fixed on solar model pillar, and four seasons disk is provided with the four seasons With twenty-four solar terms title, order and date；The pointer is rotatablely connected with connecting rod, and the connecting rod connects gyro black assembly； The gyro black assembly connection rotating shaft, rotating shaft are connected with earth model pillar, and earth model is arranged on earth model pillar；It is described Rotating shaft is provided with moon dial and elevating mechanism, and moon dial is located at below elevating mechanism, and the lunar theories are connected by latch and risen Descending mechanism；The base is provided with motor, single-chip microcomputer, relay and plug；The motor is connected by screw rod and connecting rod, The single-chip microcomputer connects relay by Du Pont's line, and the plug connects power outlet.

Preferably, lighting means are provided with inside the solar model, outside is correspondingly provided with switch.

Preferably, the gyro black assembly is gear train.

Preferably, the motor is stepper motor.

Preferably, the single-chip microcomputer model Arduino UNO.

Further, the interface microcontroller of the twenty-four solar terms demonstration instrument is connected by data wire with computer system, Twenty-four solar terms program software is installed in the computer system；Computer system is transmitted to single-chip microcomputer by command signal, single Piece machine control relay working time, Control motor, so that pointer goes to corresponding solar term on four seasons disk；It is same with this When, return path signal is also issued computer system by single-chip microcomputer, and computer plays the video in twenty-four solar terms program software automatically Or courseware.

The beneficial effects of the utility model are：Twenty-four solar terms demonstration instrument of the present utility model, traditional demonstration instrument It is improved, by Information Technology Methods, is integrated with computer media, the displaying earth connected each other around what the sun operated Journey, sun anniversary movement knowledge is intuitively embodied, vividization, there is interest, be advantageous to catch student in classroom Notice, student is easier to understand and understand, and improve enthusiasm and learning interest of the student to geographical knowledge.

Brief description of the drawings

Fig. 1 is the structural representation of the utility model twenty-four solar terms demonstration instrument.

Fig. 2 is the use state figure of the utility model twenty-four solar terms demonstration instrument.

Fig. 3 is the circuit control principle figure of the utility model twenty-four solar terms demonstration instrument.

Reference：Solar model 1, earth model 2, lunar theories 3, four seasons disk 4, solar model pillar 5, latch 6, refer to Pin 7, connecting rod 8, gyro black assembly 9, rotating shaft 10, moon dial 11, earth model pillar 12, elevating mechanism 13, base 14, motor 15th, screw rod 16, single-chip microcomputer 17, Du Pont's line 18, relay 19, plug 20, data wire 21, computer system 22.

Embodiment

Implementation structure of the present utility model is described below in conjunction with accompanying drawing.

As shown in figure 1, twenty-four solar terms demonstration instrument of the present utility model, including solar model 1, earth model 2, moon mould Type 3, four seasons disk 4, solar model pillar 5, latch 6, pointer 7, connecting rod 8, gyro black assembly 9, rotating shaft 10, moon dial 11, the earth Model pillar 12, elevating mechanism 13, base 14, motor 15, screw rod 16, single-chip microcomputer 17, Du Pont's line 18, relay 19 and plug 20；Solar model 1 is provided with two holes, and one is connected with solar model pillar 5, and another is connected with latch 6, latch 6 The other end connects gyro black assembly 9；Four seasons disk 4 is provided between solar model 1 and connecting rod 8, four seasons disk 4 is fixed on solar model branch Post 5, four seasons disk 4 are provided with the four seasons and twenty-four solar terms title, order and date；Pointer 7 is rotatablely connected with connecting rod 8, connection Bar 8 connects gyro black assembly 9；The connection rotating shaft 10 of gyro black assembly 9, rotating shaft 10 are connected with earth model pillar 12, and earth model 2 is pacified Mounted in earth model pillar 12；Rotating shaft 10 is provided with moon dial 11 and elevating mechanism 13, and moon dial 11 is located under elevating mechanism 13 Side, lunar theories 3 connect elevating mechanism 13 by latch 6；Base 14 is provided with motor 15, single-chip microcomputer 17, relay 19 and plug 20；Motor 15 is connected by screw rod 16 and connecting rod 8, and single-chip microcomputer 17 connects relay 19 by Du Pont's line 18.

In the present embodiment, single-chip microcomputer 17 is from model Arduino UNO.As shown in figure 3, the 13rd of Arduino UNO the Number pin and GND pin are connected to the coil both ends of relay 19, relay 19 are arranged on the live wire of alternating current, using after The break-make of the controlled motor 15 of electrical equipment 19.

The occupation mode of the utility model twenty-four solar terms demonstration instrument is as shown in Fig. 2 the monolithic of twenty-four solar terms demonstration instrument The interface of machine 17 connects computer system 22 by data wire 21；Twenty-four solar terms program software is installed in computer system 22； Computer system 22 is transmitted to single-chip microcomputer 17, the working time of the control relay 19 of single-chip microcomputer 17, relay 19 by command signal Controlled motor 15, motor 15 make pointer 7 accurately go on four seasons disk 4 by the effect of screw rod 16, connecting rod 8 and gyro black assembly 9 Corresponding solar term；At the same time, return path signal is also issued computer system 22 by single-chip microcomputer 17, and computer plays 24 automatically The video profile or courseware of throttle routine software.In addition, the utility model twenty-four solar terms demonstration instrument can also be used alone, will Plug 20 connects power outlet, by the moving law between the automatic demonstrating sun, the earth and the moon.

The utility model twenty-four solar terms demonstration instrument adds single-chip microcomputer and relay by transforming traditional three-globe instrument Device, by being programmed to single-chip microcomputer and computer, computer is set to control twenty-four solar terms demonstration instrument, and in Control electricity With the help of machine, when pointer accurately corresponds to each twenty-four solar terms point position, computer display plays the twenty-four solar terms and regarded automatically Frequency brief introduction or courseware；The twenty-four solar terms demonstration instrument can help the student of school age section, to abstract revolution of the earth concept, now As, principle, there are brand-new awareness and understanding, excite the interest enthusiasm and enthusiasm of Students ' Learning geographical knowledge, and contribute to The breakthrough of weight difficult point knowledge in teaching material.

It is described above, only specific embodiment of the present utility model, but the scope of protection of the utility model is not limited to In this, any change expected without creative work or simple replacement, should all cover in protection model of the present utility model Within enclosing.

Claims

A kind of 1. twenty-four solar terms demonstration instrument, it is characterised in that：Including solar model（1）, earth model（2）, lunar theories （3）, four seasons disk（4）, solar model pillar（5）, latch（6）, pointer（7）, connecting rod（8）, gyro black assembly（9）, rotating shaft（10）、 Moon dial（11）, earth model pillar（12）, elevating mechanism（13）, base（14）, motor（15）, screw rod（16）, single-chip microcomputer （17）, Du Pont's line（18）, relay（19）And plug（20）；The solar model（1）Provided with two holes, one and solar model Pillar（5）It is connected, another and latch（6）Connection, the latch（6）The other end connection gyro black assembly（9）；It is described too Formpiston type（1）And connecting rod（8）Between be provided with four seasons disk（4）, the four seasons disk（4）It is fixed on solar model pillar（5）, the four seasons Disk（4）It is provided with the four seasons and twenty-four solar terms title, order and date；The pointer（7）With connecting rod（8）Rotation connection, institute State connecting rod（8）Connect gyro black assembly（9）；The gyro black assembly（9）Connection rotating shaft（10）, rotating shaft（10）With earth model pillar （12）It is connected, earth model（2）Installed in earth model pillar（12）；The rotating shaft（10）It is provided with moon dial（11）And liter Descending mechanism（13）, moon dial（11）Positioned at elevating mechanism（13）Lower section, the lunar theories（3）Pass through latch（6）Connection lifting Mechanism（13）；The base（14）Provided with motor（15）, single-chip microcomputer（17）, relay（19）And plug（20）；The motor （15）Pass through screw rod（16）With connecting rod（8）It is connected, the single-chip microcomputer（17）Pass through Du Pont's line（18）Connect relay （19）.
2. twenty-four solar terms demonstration instrument according to claim 1, it is characterised in that：The solar model（1）Inside is provided with Lighting means, outside are correspondingly provided with switch.
3. twenty-four solar terms demonstration instrument according to claim 1, it is characterised in that：The gyro black assembly（9）For gear train.
4. twenty-four solar terms demonstration instrument according to claim 1, it is characterised in that：The motor（15）For stepper motor.
5. twenty-four solar terms demonstration instrument according to claim 1, it is characterised in that：The single-chip microcomputer（17）Model Arduino UNO。
6. twenty-four solar terms demonstration instrument according to claim 1, it is characterised in that：The list of the twenty-four solar terms demonstration instrument Piece machine（17）Interface is connected by data wire with computer system, and it is soft that twenty-four solar terms program is provided with the computer system Part.