CN210574635U - Mechanical rhythm presentation device is with demonstration ball track locating rack - Google Patents
Mechanical rhythm presentation device is with demonstration ball track locating rack Download PDFInfo
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- CN210574635U CN210574635U CN201921244073.XU CN201921244073U CN210574635U CN 210574635 U CN210574635 U CN 210574635U CN 201921244073 U CN201921244073 U CN 201921244073U CN 210574635 U CN210574635 U CN 210574635U
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- supporting seat
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Abstract
The utility model provides a machinery rhythm presentation device is with demonstration ball track locating rack, relates to the science and education field, includes: a support frame rod; the rail supporting seat is arranged at one end of the supporting frame rod; the track supporting seat upper surface middle part is equipped with hemispherical track groove, be equipped with the fixed block on the track supporting seat of track groove both sides respectively, the inside cavity of fixed block, install the slider in the inside hollow structure of fixed block, slider one side is connected with the connecting rod, the connecting rod end stretches out the fixed block and is connected with the limiting plate, the connecting rod outer loop between limiting plate and the fixed block has the extrusion spring. When the track support seat is disassembled, the limiting plates on the two sides of the track support seat are only required to be moved to the two sides of the track respectively, so that the track can be disassembled, and the operation is simple.
Description
Technical Field
The utility model relates to a science and education field, concretely relates to machinery rhythm presentation device is with demonstration ball track locating rack.
Background
The mechanical rhythm is used for showing the secret of mechanical transmission, so that a participant can visually know the mechanical structure; the participator transfers the small balls to different tracks through operation, different mechanical transmission and tracks are combined, an artistic walking path is designed for the small balls, and interestingness and ornamental value brought by the small balls moving on the tracks are experienced; the small ball moves in orbit, so that audiences can learn transmission knowledge, know about transmission and diversified expression forms thereof in life, enrich imagination, diverge thinking and develop visual field.
The demonstration track needs to be fixed on the back plate through the track positioning frame, and the existing track positioning frame is inconvenient to detach when being installed on the track.
SUMMERY OF THE UTILITY MODEL
The utility model aims to overcome is that current track locating rack is not convenient for dismantle the problem when installing the track, and the purpose provides a machinery rhythm presentation device is with demonstration ball track locating rack.
The utility model discloses the technical problem that will solve adopts following technical scheme to realize:
the utility model provides a mechanical rhythm presentation device is with demonstration ball track locating rack, includes:
a support frame rod;
the rail supporting seat is arranged at one end of the supporting frame rod;
the track supporting seat upper surface middle part is equipped with hemispherical track groove, be equipped with the fixed block on the track supporting seat of track groove both sides respectively, the inside cavity of fixed block, install the slider in the inside hollow structure of fixed block, slider one side is connected with the connecting rod, the connecting rod end stretches out the fixed block and is connected with the limiting plate, the connecting rod outer loop between limiting plate and the fixed block has the extrusion spring.
Furthermore, a damping rubber pad is installed on the inner side surface of the track groove.
Furthermore, a rubber sucker is arranged on the upper surface of the damping rubber pad.
Furthermore, a turntable is installed at the end of the support frame rod, a disc groove is formed in the track supporting seat, an end cover is arranged at the notch of the disc groove, and the turntable is located in the disc groove.
Furthermore, rubber pads are arranged between the upper surface and the lower surface of the rotary table and the inner side wall of the table groove.
The utility model has the advantages that:
the utility model discloses simple structure, the track supports in the track groove, and the limiting plate of track supporting seat both sides stretches out the buckle on the lateral wall of track both sides, forms orbital fixed, during the dismantlement, only needs to remove the limiting plate of track supporting seat both sides to the track both sides respectively, can realize orbital dismantlement, easy operation.
Drawings
FIG. 1 is a block diagram of the present invention;
FIG. 2 is an enlarged view of the portion A of FIG. 1;
in the figure: 1. a support frame rod; 2. a rail support seat; 12. a track groove; 13. a fixed block; 14. a slider; 15. a connecting rod; 16. a limiting plate; 17. a compression spring; 21. a shock-absorbing rubber pad; 22. a rubber suction cup; 31. a turntable; 32. a disc groove; 33. an end cap; 41. and (7) a rubber pad.
Detailed Description
In order to make the technical means, creation features, achievement purposes and functions of the present invention easy to understand and understand, the present invention is further explained by combining with the specific drawings.
Example 1
As shown in fig. 1 and 2; the utility model provides a mechanical rhythm presentation device is with demonstration ball track locating rack, includes:
a support frame rod 1;
the rail supporting seat 2 is arranged at one end of the supporting frame rod 1;
the middle part of the upper surface of the track supporting seat 2 is provided with a hemispherical track groove 12, the track supporting seats 2 on two sides of the track groove 12 are respectively provided with a fixed block 13, the fixed block 13 is hollow, a sliding block 14 is installed in the hollow structure inside the fixed block 13, one side of the sliding block 14 is connected with a connecting rod 15, the end of the connecting rod 15 extends out of the fixed block 13 and is connected with a limiting plate 16, and an outer ring of the connecting rod 15 between the limiting plate 16 and the fixed block 13 is provided.
The utility model provides a mechanical rhythm presentation device is with demonstration ball track locating rack, the theory of operation:
in the installation, detain the limiting plate to track supporting seat both sides respectively, place the track at the track inslot portion, loosen the limiting plate, the limiting plate extrudees to the track under extrusion spring's effect this moment, realizes the location installation to the track.
In the dismounting process, the limiting plates are buckled to the two sides of the track supporting seat respectively, the track can be directly taken out of the track groove at the moment, and the operation is simple.
Example 2
As shown in fig. 1 and 2; the utility model provides a mechanical rhythm presentation device is with demonstration ball track locating rack, includes:
a support frame rod 1;
the rail supporting seat 2 is arranged at one end of the supporting frame rod 1;
the middle part of the upper surface of the track supporting seat 2 is provided with a hemispherical track groove 12, the track supporting seats 2 on two sides of the track groove 12 are respectively provided with a fixed block 13, the fixed block 13 is hollow, a sliding block 14 is installed in the hollow structure inside the fixed block 13, one side of the sliding block 14 is connected with a connecting rod 15, the end of the connecting rod 15 extends out of the fixed block 13 and is connected with a limiting plate 16, and an outer ring of the connecting rod 15 between the limiting plate 16 and the fixed block 13 is provided.
The utility model provides a mechanical rhythm presentation device is with demonstration ball track locating rack, the theory of operation:
in the installation, detain the limiting plate to track supporting seat both sides respectively, place the track at the track inslot portion, loosen the limiting plate, the limiting plate extrudees to the track under extrusion spring's effect this moment, realizes the location installation to the track.
In the dismounting process, the limiting plates are buckled to the two sides of the track supporting seat respectively, the track can be directly taken out of the track groove at the moment, and the operation is simple.
The inner side surface of the track groove 12 is provided with a damping rubber pad 21, so that the vibration generated in the use process of the track is reduced, and the noise is reduced.
The upper surface of the shock absorption rubber cushion 21 is provided with a rubber suction cup 22 for preventing the track from axially deviating.
Carousel 31 is installed to hack lever 1 end, is equipped with a dish groove 32 on the track supporting seat 2, and the notch department in dish groove 32 is equipped with end cover 33, and carousel 31 is arranged in a dish groove 32 for the track mount pad can rotate, is convenient for adjust track installation angle.
The basic principles and the main features of the invention and the advantages of the invention have been shown and described above. It will be understood by those skilled in the art that the present invention is not limited to the above embodiments, and that the foregoing embodiments and descriptions are provided only to illustrate the principles of the present invention without departing from the spirit and scope of the present invention. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (5)
1. The utility model provides a machinery rhythm presentation device is with demonstration ball track locating rack which characterized in that includes:
a support frame rod (1);
the track supporting seat (2), the track supporting seat (2) is installed at one end of the supporting frame rod (1);
track supporting seat (2) upper surface middle part is equipped with hemisphere track groove (12), be equipped with fixed block (13) on track supporting seat (2) of track groove (12) both sides respectively, fixed block (13) inside cavity, install slider (14) among the inside hollow structure of fixed block (13), slider (14) one side is connected with connecting rod (15), connecting rod (15) end stretches out fixed block (13) and is connected with limiting plate (16), connecting rod (15) outer loop between limiting plate (16) and fixed block (13) has extrusion spring (17).
2. A demonstration ball track positioning frame for a mechanical rhythm demonstration device according to claim 1, characterized in that a shock absorption rubber pad (21) is installed on the inner side of the track groove (12).
3. A demonstration ball track positioning frame for a mechanical rhythm demonstration device according to claim 2, characterized in that a rubber suction cup (22) is installed on the upper surface of the shock absorption rubber pad (21).
4. A demonstration ball track positioning frame for a mechanical prosody demonstration device according to claim 1, wherein a turntable (31) is installed at the end of the support frame rod (1), a disc groove (32) is formed on the track support base (2), an end cover (33) is arranged at the notch of the disc groove (32), and the turntable (31) is located in the disc groove (32).
5. A demonstration ball track positioning frame for a mechanical prosody demonstration device according to claim 4, characterized in that a rubber pad (41) is arranged between the upper and lower surfaces of the rotary plate (31) and the inner side wall of the plate groove (32).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921244073.XU CN210574635U (en) | 2019-08-02 | 2019-08-02 | Mechanical rhythm presentation device is with demonstration ball track locating rack |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921244073.XU CN210574635U (en) | 2019-08-02 | 2019-08-02 | Mechanical rhythm presentation device is with demonstration ball track locating rack |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210574635U true CN210574635U (en) | 2020-05-19 |
Family
ID=70638129
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921244073.XU Active CN210574635U (en) | 2019-08-02 | 2019-08-02 | Mechanical rhythm presentation device is with demonstration ball track locating rack |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210574635U (en) |
-
2019
- 2019-08-02 CN CN201921244073.XU patent/CN210574635U/en active Active
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