CN202677712U - Sun vertical incident point regression movement apparatus - Google Patents
Sun vertical incident point regression movement apparatus Download PDFInfo
- Publication number
- CN202677712U CN202677712U CN 201220328562 CN201220328562U CN202677712U CN 202677712 U CN202677712 U CN 202677712U CN 201220328562 CN201220328562 CN 201220328562 CN 201220328562 U CN201220328562 U CN 201220328562U CN 202677712 U CN202677712 U CN 202677712U
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- terrestrial globe
- arc
- web joint
- spherical shell
- rotation
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Abstract
The utility model discloses a sun vertical incident point regression movement apparatus which comprises a base (9), a terrestrial globe (1), an outer spherical shell (3), a transmission device and a four-season and twenty-four solar term position chart lobe (14). The outer spherical shell (3) is fixedly connected with the base (9). The terrestrial globe (1) is positioned in the outer spherical shell (3), and while the terrestrial globe (1) is in rotation, the terrestrial globe (1) is in rotation connection with the base (9) through the transmission device. The four-season and twenty-four solar term position chart lobe (14) is positioned between the terrestrial globe (1) and the outer spherical shell (3), and two ends of the four-season and twenty-four solar term position chart lobe (14) are respectively connected to a north end and a south end of the terrestrial globe (1). By employing the above structure, due to an astronomical principle that a north and south direction reciprocating running route is generated after carrying out rotation and revolution on the terrestrial globe at the same time by using a sun vertical incident point, combined with a position on the twenty-four solar term position chart lobe, the astronomical principle can be clearly and intuitively reflected on the terrestrial globe, and thus the teaching is very facilitated.
Description
Technical field
The utility model relates to the teaching aid field, specifically is a kind of subsolar point recurrent mutation instrument.
Background technology
Subsolar point is exactly the central point that sunshine falls to the ground.Because the earth tilts, therefore, formed on the ground the dividing line of the earth five bands, i.e. the Antarctic Circle, the tropic of Capricorn, the tropic of Cancer and the Arctic Circle.Subsolar point is the under the line running route that direction becomes never from east to west on the line, because the inclination of the earth, add the reason of revolution of earth, make subsolar point increase again a North and South direction and be the route that comes and goes operation, like this, just having formed spring, summer, autumn, four seasons of winter and 24 solar term has produced.But in daily teaching aid, what generally use is terrestrial globe, and it is that people copy the shape of the earth for the ease of the understanding earth, dwindles and the model of the earth made according to certain ratio.Terrestrial globe can only represent the various geographical general knowledge such as landform, position, zone intuitively, can not dynamically explain the four seasons and 24 reasons that solar term produce, thereby can't make the student understand better, intuitively these chronometer commonsenses.
The utility model content
Technical problem to be solved in the utility model is that a kind of subsolar point recurrent mutation instrument that can make the student grasp more intuitively the reason of the four seasons and 24 solar term generations is provided.
For solving the problems of the technologies described above, the subsolar point recurrent mutation instrument that the utility model provides, it comprises base, terrestrial globe, outer spherical shell, gearing and the four seasons and twenty-four solar terms location drawing lobe; Described outer spherical shell is fixedly connected with base, when being positioned at outer spherical shell and terrestrial globe rotation, described terrestrial globe is rotationally connected by gearing and base, the described four seasons and twenty-four solar terms location drawing lobe are between terrestrial globe and outer spherical shell, and the two ends of the four seasons and twenty-four solar terms location drawing lobe are connected to the two ends, north and south of terrestrial globe.
Described gearing comprises straight tube, arc-shaped rack, duplicate gear, revolution pinion wheel, revoluting motor and installing plate, and wherein, described straight tube is socketed in the terrestrial globe bottom, and the lower end of straight tube is connected with arc-shaped rack; Pinion in arc-shaped rack and the duplicate gear, the gear wheel in the duplicate gear is connected with the output shaft of revoluting motor with revolution pinion, revolution pinion wheel; Described duplicate gear and revoluting motor all are connected on the installing plate, and installing plate is connected on the base.
The upper end of described base have can accommodating arc-shaped rack long lumbar hole.
The upper end of described base has the oblong aperture of the gear wheel in can accommodating duplicate gear.
The close arc-shaped rack place of described straight tube has the radial hole that is connected with the straight tube inner via hole, has through wires hole at the bearing of trend along the straight tube inner via hole on the arc-shaped rack.
Described terrestrial globe rotation refers to that the terrestrial globe inner chamber is provided with link plate, rotation gear wheel, rotation pinion wheel, spinning motor, mount pad and bearing pin; Wherein, described link plate is bonded on the terrestrial globe, and the rotation gear wheel is fixedly connected on the link plate lower surface; Rotation gear wheel and rotation pinion, the rotation pinion wheel is connected with the output shaft of spinning motor; Spinning motor is fixedly connected on an end of mount pad, and the other end of mount pad is socketed in outside the straight tube and by screw and radially tightens up; One end of described bearing pin and straight tube clearance fit, the other end and rotation gear wheel and link plate clearance fit.
Described link plate is positioned at the equatorial line position of terrestrial globe.
Have the first web joint and the second web joint between described outer spherical shell and the base, described the first web joint and the second web joint all are connected on the upper surface of base, the bottom of outer spherical shell is symmetrically connected with two fixed blocks, and described two fixed blocks are fixedly connected on respectively the side of the first web joint and the second web joint; Form cavity between the first web joint and the second web joint, described arc-shaped rack is positioned at cavity and is slidingly matched with the first web joint.
Described the first web joint has arc track near a side of cavity, and arc-shaped rack has arc chute near a side of the first web joint, and described arc track and arc chute are slidingly matched.
The inside surface of described outer spherical shell has the time line of level and vertical angle line, described time line evenly is divided into 24 scales that represent one day twenty four hours, angle line evenly is divided into 180 scales take latitude as unit, and time line and angle line intersection are subsolar point.
After adopting above structure, the utility model compared with prior art, have the following advantages: owing to utilize subsolar point to this astronomical principle of round running route of the terrestrial globe that the tilts rotation of carrying out simultaneously and the rear North and South direction that produces that revolves round the sun, in conjunction with the position on the twenty-four solar terms location drawing lobe, can clearly embody at the motion instrument intuitively again, therefore, be very beneficial for teaching.
Description of drawings
Fig. 1 is the main TV structure synoptic diagram of the utility model subsolar point recurrent mutation instrument.
Fig. 2 is the side-looking structural representation of the utility model subsolar point recurrent mutation instrument.
Fig. 3 is the broken section structural representation of the utility model subsolar point recurrent mutation instrument.
Fig. 4 is the backsight structural representation of revolution drive disk assembly among Fig. 3.
Fig. 5 is the plan structure synoptic diagram of base upper surface in the utility model.
Fig. 6 is the expansion synoptic diagram of the four seasons and twenty-four solar terms location drawing lobe in the utility model.
Wherein: 1, terrestrial globe; 2, subsolar point; 3, outer spherical shell; 4, time line; 5, fixed block; 6, the first web joint; 7, arc track; 8, cavity; 9, base; 10, arc-shaped rack; 11, the second web joint; 12, arc chute; 13, angle line; 14, the four seasons and twenty-four solar terms location drawing lobe; 15, link plate; 16, screw; 17, radial hole; 18, bearing pin; 19, straight tube; 20, mount pad; 21, rotation gear wheel; 22, rotation pinion wheel; 23, spinning motor; 24, through wires hole; 25, the gear wheel of duplicate gear; 26, installing plate; 27, revoluting motor; 28, the pinion wheel of duplicate gear; 29, revolution pinion wheel; 30, long lumbar hole; 31, oblong aperture.
Embodiment
Below in conjunction with the drawings and specific embodiments the utility model is described in more detail.
By the structural representation of the utility model subsolar point recurrent mutation instrument of Fig. 1～shown in Figure 5 as can be known, it comprises base 9, terrestrial globe 1, outer spherical shell 3, gearing and the four seasons and twenty-four solar terms location drawing lobe 14.Described outer spherical shell 3 is fixedly connected with base 9, when being positioned at outer spherical shell 3 and terrestrial globe 1 rotation, described terrestrial globe 1 is rotationally connected by gearing and base 9, the described four seasons and twenty-four solar terms location drawing lobe 14 are between terrestrial globe 1 and outer spherical shell 3, and the two ends of the four seasons and twenty-four solar terms location drawing lobe 14 are connected to the two ends, north and south of terrestrial globe 1.
Described gearing comprises straight tube 19, arc-shaped rack 10, duplicate gear, revolution pinion wheel 29, revoluting motor 27 and installing plate 26, and wherein, described straight tube 19 is socketed in terrestrial globe 1 bottom, and the lower end of straight tube 19 is connected with arc-shaped rack 10.Arc-shaped rack 10 meshes with the pinion wheel 28 of duplicate gear, the gear wheel 25 of duplicate gear and 29 engagements of revolution pinion wheel, and revolution pinion wheel 29 is connected with the output shaft of revoluting motor 27; Described duplicate gear and revoluting motor 27 all are connected on the installing plate 26, and installing plate 26 is connected on the base 9.
The upper end of described base 9 have can accommodating arc-shaped rack 10 long lumbar hole 30.The upper end of described base 9 has the oblong aperture 31 of gear wheel 25 that can accommodating duplicate gear.
Close arc-shaped rack 10 places of described straight tube 19 have the radial hole 17 that is connected with straight tube 19 inner via holes, have through wires hole 24 at the bearing of trend along straight tube 19 inner via holes on the arc-shaped rack 10.
Described terrestrial globe 1 rotation refers to that terrestrial globe 1 inner chamber is provided with link plate 15, rotation gear wheel 21, rotation pinion wheel 22, spinning motor 23, mount pad 20 and bearing pin 18.Wherein, described link plate 15 is bonded on the terrestrial globe 1, and rotation gear wheel 21 is fixedly connected on link plate 15 lower surfaces. Rotation gear wheel 21 and 22 engagements of rotation pinion wheel, rotation pinion wheel 22 is connected with the output shaft of spinning motor 23.Spinning motor 23 is fixedly connected on an end of mount pad 20, and the other end of mount pad 20 is socketed in outside the straight tube 19 and by screw 16 and radially tightens up; One end of described bearing pin 18 and straight tube 19 clearance fit, the other end and rotation gear wheel 21 and link plate 15 clearance fit.In the present embodiment, described link plate 15 is positioned at the equatorial line position of terrestrial globe 1, and this is because working as terrestrial globe 1 time rotational can exert oneself evenly, thereby the rotation that guarantees terrestrial globe is more stable.
Have the first web joint 6 and the second web joint 11 between described outer spherical shell 3 and the base 9, described the first web joint 6 and the second web joint 11 all are connected on the upper surface of base 9, the bottom of outer spherical shell 3 is symmetrically connected with two fixed blocks 5, and described two fixed blocks 5 are fixedly connected on respectively the side of the first web joint 6 and the second web joint 11.Form cavity 8 between the first web joint 6 and the second web joint 11, described arc-shaped rack 10 is positioned at cavity 8 and is slidingly matched with the first web joint 6.
Described the first web joint 6 has arc track 7 near a side of cavity 8, and arc-shaped rack 10 has arc chute 12 near a side of the first web joint 6, and described arc track 7 is slidingly matched with arc chute 12.
The inside surface of described outer spherical shell 3 has the time line 4 of level and vertical angle line 13, described time line 4 evenly is divided into 24 scales that represent one day twenty four hours, angle line 13 evenly is divided into 180 scales take latitude as unit, and time line 4 is subsolar point 2 with angle line 13 intersections.
Dynamic process of the present utility model is: open spinning motor 23, the output shaft of spinning motor 23 drives rotation pinion wheel 22 and rotates, thereby drive 21 rotations of rotation gear wheel, because rotation gear wheel 21 is fixedly connected with link plate 15, link plate 15 is fixedly connected with terrestrial globe 1, so terrestrial globe 1 just centered by bearing pin 18 rotation occurs.Open revoluting motor 27, the output shaft of revoluting motor 27 drives 29 rotations of revolution pinion wheel, thereby drives gear wheel 25 rotations of duplicate gear, then make pinion wheel 28 rotations of duplicate gear, at this moment, arc-shaped rack 10 rotates, therefore the revolution of entirely globe 1 run-off the straight.Therefore, route the crossing on the four seasons and twenty-four solar terms figure lobe 14 from accordingly globe 1 rotation of subsolar point 2 just formed the change demonstration of the twenty-four solar terms.
Claims (10)
1. subsolar point recurrent mutation instrument, it is characterized in that: it comprises base (9), terrestrial globe (1), outer spherical shell (3), gearing and the four seasons and twenty-four solar terms location drawing lobe (14); Described outer spherical shell (3) is fixedly connected with base (9), when being positioned at outer spherical shell (3) and terrestrial globe (1) rotation, described terrestrial globe (1) is rotationally connected by gearing and base (9), the described four seasons and twenty-four solar terms location drawing lobe (14) are positioned between terrestrial globe (1) and the outer spherical shell (3), and the two ends of the four seasons and twenty-four solar terms location drawing lobe (14) are connected to the two ends, north and south of terrestrial globe (1).
2. subsolar point recurrent mutation instrument according to claim 1, it is characterized in that: described gearing comprises straight tube (19), arc-shaped rack (10), duplicate gear, revolution pinion wheel (29), revoluting motor (27) and installing plate (26), wherein, described straight tube (19) is socketed in terrestrial globe (1) bottom, and the lower end of straight tube (19) is connected with arc-shaped rack (10); Arc-shaped rack (10) meshes with the pinion wheel (28) of duplicate gear, the gear wheel of duplicate gear (25) and revolution pinion wheel (29) engagement, and revolution pinion wheel (29) is connected with the output shaft of revoluting motor (27); Described duplicate gear and revoluting motor (27) all are connected on the installing plate (26), and installing plate (26) is connected on the base (9).
3. subsolar point recurrent mutation instrument according to claim 2 is characterized in that: the upper end of described base (9) have can accommodating arc-shaped rack (10) long lumbar hole (30).
4. subsolar point recurrent mutation instrument according to claim 2 is characterized in that: the upper end of described base (9) has the oblong aperture (31) of gear wheel (25) that can accommodating duplicate gear.
5. subsolar point recurrent mutation instrument according to claim 2, it is characterized in that: the close arc-shaped rack (10) of described straight tube (19) locates to have the radial hole (17) that is connected with straight tube (19) inner via hole, and arc-shaped rack (10) is upper to have through wires hole (24) at the bearing of trend along straight tube (19) inner via hole.
6. subsolar point recurrent mutation instrument according to claim 1 and 2, it is characterized in that: described terrestrial globe (1) rotation refers to that terrestrial globe (1) inner chamber is provided with link plate (15), rotation gear wheel (21), rotation pinion wheel (22), spinning motor (23), mount pad (20) and bearing pin (18); Wherein, described link plate (15) is bonded on the terrestrial globe (1), and rotation gear wheel (21) is fixedly connected on link plate (15) lower surface; Rotation gear wheel (21) and rotation pinion wheel (22) engagement, rotation pinion wheel (22) is connected with the output shaft of spinning motor (23); Spinning motor (23) is fixedly connected on an end of mount pad (20), and the other end of mount pad (20) is socketed in outside the straight tube (19) and radially tightens up by screw (16); One end of described bearing pin (18) and straight tube (19) clearance fit, the other end and rotation gear wheel (21) and link plate (15) clearance fit.
7. subsolar point recurrent mutation instrument according to claim 6, it is characterized in that: described link plate (15) is positioned at the equatorial line position of terrestrial globe (1).
8. subsolar point recurrent mutation instrument according to claim 1 and 2, it is characterized in that: have the first web joint (6) and the second web joint (11) between described outer spherical shell (3) and the base (9), described the first web joint (6) all is connected on the upper surface of base (9) with the second web joint (11), the bottom of outer spherical shell (3) is symmetrically connected with two fixed blocks (5), and described two fixed blocks (5) are fixedly connected on respectively the side of the first web joint (6) and the second web joint (11); Form cavity (8) between the first web joint (6) and the second web joint (11), described arc-shaped rack (10) is positioned at cavity (8) and is slidingly matched with the first web joint (6).
9. subsolar point recurrent mutation instrument according to claim 8, it is characterized in that: described the first web joint (6) has arc track (7) near a side of cavity (8), arc-shaped rack (10) has arc chute (12) near a side of the first web joint (6), and described arc track (7) is slidingly matched with arc chute (12).
10. subsolar point recurrent mutation instrument according to claim 1, it is characterized in that: the inside surface of described outer spherical shell (3) has the time line (4) of level and vertical angle line (13), described time line (4) evenly is divided into 24 scales that represent one day twenty four hours, angle line (13) evenly is divided into 180 scales take latitude as unit, and time line (4) is subsolar point (2) with angle line (13) intersection.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220328562 CN202677712U (en) | 2012-07-09 | 2012-07-09 | Sun vertical incident point regression movement apparatus |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220328562 CN202677712U (en) | 2012-07-09 | 2012-07-09 | Sun vertical incident point regression movement apparatus |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202677712U true CN202677712U (en) | 2013-01-16 |
Family
ID=47498599
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220328562 Expired - Lifetime CN202677712U (en) | 2012-07-09 | 2012-07-09 | Sun vertical incident point regression movement apparatus |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202677712U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102800241A (en) * | 2012-07-09 | 2012-11-28 | 钱嘉禾 | Direct solar radiation point regression movement apparatus |
| CN105374275A (en) * | 2014-08-27 | 2016-03-02 | 昆山市景丰金属塑料有限公司 | Science and education model globe |
-
2012
- 2012-07-09 CN CN 201220328562 patent/CN202677712U/en not_active Expired - Lifetime
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102800241A (en) * | 2012-07-09 | 2012-11-28 | 钱嘉禾 | Direct solar radiation point regression movement apparatus |
| CN105374275A (en) * | 2014-08-27 | 2016-03-02 | 昆山市景丰金属塑料有限公司 | Science and education model globe |
| CN105374275B (en) * | 2014-08-27 | 2017-10-03 | 昆山市景丰金属塑料有限公司 | Science and education model tellurion |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20130116 Effective date of abandoning: 20141008 |
|
| RGAV | Abandon patent right to avoid regrant |