CN203825891U - Sphere pendulum bumping device suitable for space environment - Google Patents
Sphere pendulum bumping device suitable for space environment Download PDFInfo
- Publication number
- CN203825891U CN203825891U CN201420022640.8U CN201420022640U CN203825891U CN 203825891 U CN203825891 U CN 203825891U CN 201420022640 U CN201420022640 U CN 201420022640U CN 203825891 U CN203825891 U CN 203825891U
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- CN
- China
- Prior art keywords
- connecting link
- cross bar
- steel ring
- spheroid
- space environment
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Abstract
The utility model includes a sphere pendulum bumping device suitable for a space environment. The device includes a first sphere, a second sphere, a transversal rod, a transversal rod bolt, a vertical rod, a pedestal, a connecting rod, a trifurcate connecting rod, a first steel ring, two second steel rings, a first rotating bearing and two second rotating bearings. One end of the connecting rod is fixedly connected to the first steel ring. The first steel ring is connected to one end of the transversal rod through the first rotating bearing and rotates round the transversal rod through the first rotating bearing. Two ends of the trifurcate connecting rod are respectively connected to the two second steel rings. Each second steel ring is connected to one end of the transversal rod through each second rotating bearing and rotates round the transversal rod through each second rotating bearing. The first steel ring is arranged at a central position between the two second steel rings. By employing the technical scheme of the utility model, the sphere pendulum bumping device can be used for demonstrating an experiment of momentum conservation law of a sphere pendulum bumping process in a weightless environment of the space environment.
Description
Technical field
The utility model relates to swing ball impacting technology field, relates in particular to a kind of swing ball crash device that is applicable to space environment.
Background technology
It is the bright spot of No. ten manned spaceship aerial missions of divine boat that space is given lessons, and to the effect that carries out in-orbit the Popular Science Education project such as object of which movement characteristic, surface tension of liquid characteristic under weightlessness by spacefarer.
Demonstrate the law of conservation of momentum of swing ball collision process during on ground, one of them bead a of pull-up also looses one's grip, and bead a will hit another static bead b with a certain speed, and bead a is static, bead b has put at once, to hit another static bead a with another speed again, bead b is static, and bead a has put at once, in this way, bead a, b collide repeatedly until stop, and therefore, ground swing ball crash device only need tie up to 2 beads on same cross bar respectively with 2 cords; In space, due to weightlessness, give after thrust of bead, bead is only subject to the pulling force (centripetal force) of rope, bead is axle center by the point of fixity taking rope, moves in a circle, if adopt common swing ball crash device, bead will cause rope to be wrapped on cross bar in the time moving in a circle, and cannot meet the law of conservation of momentum of demonstrating swing ball collision process under weightlessness in space environment.
Utility model content
The technical problems to be solved in the utility model is that a kind of swing ball crash device of the law of conservation of momentum of demonstrating swing ball collision process under weightlessness in space environment is provided.
For addressing the above problem, the utility model adopts following technical scheme:
A kind of swing ball crash device that is applicable to space environment comprises: the first spheroid, the second spheroid, cross bar, cross bar bolt, vertical rod, base, connecting link, trident connecting link, the first steel ring, 2 the second steel rings, the first swivel bearing, 2 the second swivel bearings, wherein, the first spheroid is fixed on connecting link one end, and the first spheroid is fixed on trident connecting link one end; The other end of connecting link is fixedly connected with steel ring, and steel ring is connected by the first swivel bearing with one end of cross bar, by the first swivel bearing, the first steel ring is rotated around cross bar; The another two ends of trident connecting link are fixedly connected with 2 the second steel rings respectively, and each the second steel ring is connected by the second swivel bearing with one end of cross bar, by the second swivel bearing, the second steel ring is rotated around cross bar; The first steel ring is arranged on the centre position of 2 the second steel rings; The other end of cross bar is bolted to the upper end of vertical rod by cross bar, the lower end of vertical rod is fixedly connected with base.
A swing ball crash device that is applicable to space environment, the first spheroid is fixed on connecting link by screw rod, and the first spheroid is fixed on trident connecting link by screw rod.
Be applicable to a swing ball crash device for space environment, vertical rod is bent vertical rod, bent 0-90 degree, and its bending place is by vertical rod locked with bolts.
Be applicable to a swing ball crash device for space environment, the first spheroid, the second spheroid are steel ball.
A swing ball crash device that is applicable to space environment, cross bar, vertical rod are aluminum material and make.
Be applicable to a swing ball crash device for space environment, connecting link, trident connecting link are steel material and make.
The utility model adopts coplanar bearing rotary structure, coordinates vertical rod support pattern to realize.Owing to being state of weightlessness in space, can realizing rotating freely of 360 degree, and guarantee that swing ball crash device rotational resistance is little.
Brief description of the drawings
Fig. 1 is swing ball crash device structural representation of the present utility model;
Fig. 2 A is vertical rod front elevation of the present utility model;
Fig. 2 B is the side view of Fig. 2 A;
Fig. 3 is swing ball crash device structural representation after vertical rod bending 90 degree of the present utility model.
Embodiment
As shown in Figure 1, the utility model provides a kind of swing ball crash device that is applicable to space environment to comprise: the first spheroid 1-1, the second spheroid 1-2, connecting link 3-1, trident connecting link 3-2, the first steel ring 4-1, 2 the second steel ring 4-2, the first swivel bearing 5-1, 2 the second swivel bearing 5-2, cross bar 6, cross bar bolt 7, vertical rod 9, base 10, wherein, the first spheroid 1-1 is fixed on connecting link 3-1 one end, the second spheroid 1-2 is fixed on trident connecting link 3-2 one end, preferably, the first spheroid 1-1 is fixed on connecting link 3-1 by screw rod 2-1, the second spheroid 1-2 is fixed on trident connecting link 3-2 by screw rod 2-2, the other end of connecting link 3-1 is fixedly connected with steel ring 4-1, and steel ring 4-1 is connected by the first swivel bearing 5-1 with one end of cross bar 6, by the first swivel bearing 5-1, the first steel ring 4-1 is rotated around cross bar 6, the another two ends of trident connecting link 3-2 are fixedly connected with 2 the second steel ring 4-2 respectively, and each the second steel ring 4-2 is connected by the second swivel bearing 5-2 with one end of cross bar 6, by the second swivel bearing 5-2, the second steel ring 4-2 is rotated around cross bar 6, the first steel ring 4-1 is arranged on the centre position of 2 the second steel ring 4-2, makes the first spheroid 1-1, the coplanar rotation of the second spheroid 1-2, the other end of cross bar 6 is fixed on the upper end of vertical rod 9 by cross bar bolt 7, the lower end of vertical rod 9 is fixedly connected with base 10.
As shown in Fig. 2 A, 2B, 3, vertical rod 9 is bent vertical rod, bent 0-90 degree, and its bending place locks by vertical rod bolt 8, can make cross bar 6 realize the locking of 0-90 degree free position; Spheroid is that diameter is 20mm steel ball; Cross bar 6, vertical rod 9 are aluminum material and make, and connecting link 3-1, trident connecting link 3-2 are steel material and make.
Swing ball crash device of the present utility model is a coplanar rotational structure, adopts vertical rod support pattern to realize.Owing to being state of weightlessness in space, if adopt common cord hang can cause the winding of rope, so adopt bearing rotary structure, can realizing rotating freely of 360 degree, and guarantee that swing ball crash device rotational resistance is little.
The just embodiment of this utility model of describing in instructions.Although described by reference to the accompanying drawings embodiment of the present utility model, in this area, those skilled in the art can make various distortion or amendment within the scope of the appended claims.
Claims (6)
1. one kind is applicable to the swing ball crash device of space environment, comprise: the first spheroid (1-1), the second spheroid (1-2), cross bar (6), cross bar bolt (7), vertical rod (9), base (10), it is characterized in that, also comprise: connecting link (3-1), trident connecting link (3-2), the first steel ring (4-1), 2 the second steel rings (4-2), the first swivel bearing (5-1), 2 the second swivel bearings (5-2), wherein, the first spheroid (1-1) is fixed on connecting link (3-1) one end, the second spheroid (1-2) is fixed on trident connecting link (3-2) one end, the other end of connecting link (3-1) is fixedly connected with steel ring (4-1), steel ring (4-1) is connected by the first swivel bearing (5-1) with one end of cross bar (6), by the first swivel bearing (5-1), the first steel ring (4-1) is rotated around cross bar (6), the another two ends of trident connecting link (3-2) are fixedly connected with 2 the second steel rings (4-2) respectively, each the second steel ring (4-2) is connected by the second swivel bearing (5-2) with one end of cross bar (6), by the second swivel bearing (5-2), the second steel ring (4-2) is rotated around cross bar (6), the first steel ring (4-1) is arranged on the centre position of 2 the second steel rings (4-2), the other end of cross bar (6) is fixed on the upper end of vertical rod (9) by cross bar bolt (7), the lower end of vertical rod (9) is fixedly connected with base (10).
2. a kind of swing ball crash device that is applicable to space environment as claimed in claim 1, it is characterized in that, it is upper that the first spheroid (1-1) is fixed on connecting link (3-1) by screw rod (2-1), and the second spheroid (1-2) is fixed on trident connecting link (3-2) by screw rod (2-2).
3. a kind of swing ball crash device that is applicable to space environment as claimed in claim 1 or 2, is characterized in that, vertical rod (9) is bent vertical rod, bent 0-90 degree, and its bending place locks by vertical rod bolt (8).
4. a kind of swing ball crash device that is applicable to space environment as claimed in claim 3, is characterized in that, the first spheroid (1-1), the second spheroid (1-2) are steel ball.
5. a kind of swing ball crash device that is applicable to space environment as claimed in claim 3, is characterized in that, cross bar (6), vertical rod (9) are aluminum material and make.
6. a kind of swing ball crash device that is applicable to space environment as claimed in claim 3, is characterized in that, connecting link (3-1), trident connecting link (3-2) are steel material and make.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420022640.8U CN203825891U (en) | 2014-01-15 | 2014-01-15 | Sphere pendulum bumping device suitable for space environment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420022640.8U CN203825891U (en) | 2014-01-15 | 2014-01-15 | Sphere pendulum bumping device suitable for space environment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203825891U true CN203825891U (en) | 2014-09-10 |
Family
ID=51481365
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420022640.8U Expired - Fee Related CN203825891U (en) | 2014-01-15 | 2014-01-15 | Sphere pendulum bumping device suitable for space environment |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203825891U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108777104A (en) * | 2018-05-22 | 2018-11-09 | 孙丽君 | A kind of physics teaching elastic collision demonstration device |
-
2014
- 2014-01-15 CN CN201420022640.8U patent/CN203825891U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108777104A (en) * | 2018-05-22 | 2018-11-09 | 孙丽君 | A kind of physics teaching elastic collision demonstration device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140910 Termination date: 20190115 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |