CN215155790U - Flexible mounting structure of satellite reaction flywheel - Google Patents
Flexible mounting structure of satellite reaction flywheel Download PDFInfo
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- CN215155790U CN215155790U CN202121046157.XU CN202121046157U CN215155790U CN 215155790 U CN215155790 U CN 215155790U CN 202121046157 U CN202121046157 U CN 202121046157U CN 215155790 U CN215155790 U CN 215155790U
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Abstract
A flexible mounting structure for a satellite reaction flywheel enables the reaction flywheel to be mounted on a side wall of a box body in an X-axis direction, a Y-axis direction or a Z-axis direction according to actual conditions. The box body (1) is provided with four side walls (5), the reaction flywheel (2) is connected with the upper cover (21) and the base (22) through four mounting flanges (3), a mounting plate (4) is arranged between two adjacent mounting flanges, a mounting plate is also arranged between the other two adjacent mounting flanges, each mounting plate is provided with a left row and a right row of threaded holes (41), the side walls of the box body are provided with a left row and a right row of mounting holes (91) and an upper row and a lower row of mounting holes (92), and the row spacing of the mounting holes is equal to the row spacing of the threaded holes; the left and right rows of threaded holes of the reaction flywheel correspond to the left and right rows of mounting holes on the side wall of the box body to form a Z-axis reaction flywheel, and the left and right rows of threaded holes of the reaction flywheel correspond to the upper and lower rows of mounting holes on the side wall of the box body to form an X-axis reaction flywheel or a Y-axis reaction flywheel.
Description
Technical Field
The utility model relates to an aerospace's technical field specifically relates to a nimble mounting structure of satellite reaction flywheel.
Background
The satellite reaction flywheel is a torque executing element, and can control the satellite attitude by providing reaction torque to the satellite through three flywheels in the XYZ axis directions. Obviously, to enhance reliability, a plurality of reaction flywheels (one flywheel for each of the X-axis direction flywheel, the Y-axis direction flywheel, and the Z-axis direction flywheel) are generally designed. In the case of satellites on the day, volume and weight are critical factors to consider. Therefore, how to arrange and install the plurality of groups of flywheels is an urgent problem to be solved. After the layout is designed, the problem that the installation is inconvenient or even impossible due to factors such as wires and the like during installation often occurs.
Disclosure of Invention
For overcoming prior art's defect, the to-be-solved technical problem of the utility model is to provide a nimble mounting structure of satellite reaction flywheel, it can make the reaction flywheel select as X axle, Y axle or Z axle direction to install on the box lateral wall according to actual conditions.
The technical scheme of the utility model is that: the flexible mounting structure of the satellite reaction flywheel comprises a box body (1) and a base, wherein the box body is provided with four side walls (5), the reaction flywheel (2) is connected with an upper cover (21) and the base (22) through four mounting flanges (3), a mounting plate (4) is arranged between two adjacent mounting flanges, a mounting plate is also arranged between the other two adjacent mounting flanges, each mounting plate is provided with a left row and a right row of threaded holes (41), the side walls of the box body are provided with a left row of mounting holes (91) and a right row of mounting holes (92), and the row spacing of the mounting holes is equal to the row spacing of the threaded holes;
the left and right rows of threaded holes of the reaction flywheel correspond to the left and right rows of mounting holes on the side wall of the box body to form a Z-axis reaction flywheel, and the left and right rows of threaded holes of the reaction flywheel correspond to the upper and lower rows of mounting holes on the side wall of the box body to form an X-axis reaction flywheel or a Y-axis reaction flywheel.
The utility model discloses a there are two mounting panels on every reaction flywheel, there are two rows of screw holes about on every mounting panel, form Z axle reaction flywheel after two rows of screw holes and the two rows of mounting holes of the left and right sides of box lateral wall correspond about the reaction flywheel, form X axle reaction flywheel or Y axle reaction flywheel after two rows of screw holes correspond with the upper and lower two rows of mounting holes of box lateral wall about the reaction flywheel, just so can make the reaction flywheel select as the X axle according to actual conditions, install on the box lateral wall Y axle or Z axle direction.
Drawings
Fig. 1 shows a schematic view of a flexible mounting structure of a satellite reaction flywheel according to the present invention.
Detailed Description
As shown in fig. 1, in the flexible mounting structure of the satellite reaction flywheel, a box body 1 is provided with four side walls 5, a reaction flywheel 2 is connected with an upper cover 21 and a base 22 through four mounting flanges 3, a mounting plate 4 is arranged between two adjacent mounting flanges, a mounting plate is also arranged between the other two adjacent mounting flanges, each mounting plate is provided with a left row and a right row of threaded holes 41, the side walls of the box body are provided with a left row and a right row of mounting holes 91 and a top row and a bottom row of mounting holes 92, and the row spacing of the mounting holes is equal to the row spacing of the threaded holes;
the left and right rows of threaded holes of the reaction flywheel correspond to the left and right rows of mounting holes on the side wall of the box body to form a Z-axis reaction flywheel, and the left and right rows of threaded holes of the reaction flywheel correspond to the upper and lower rows of mounting holes on the side wall of the box body to form an X-axis reaction flywheel or a Y-axis reaction flywheel. And then fixing by mounting screws a.
The utility model discloses a there are two mounting panels on every reaction flywheel, there are two rows of screw holes about on every mounting panel, form Z axle reaction flywheel after two rows of screw holes and the two rows of mounting holes of the left and right sides of box lateral wall correspond about the reaction flywheel, form X axle reaction flywheel or Y axle reaction flywheel after two rows of screw holes correspond with the upper and lower two rows of mounting holes of box lateral wall about the reaction flywheel, just so can make the reaction flywheel select as the X axle according to actual conditions, install on the box lateral wall Y axle or Z axle direction.
Preferably, each of the left and right rows of threaded holes, the left and right rows of mounting holes, and the upper and lower rows of mounting holes is three holes. Repeated tests prove that the firmness and structural stability of the connection adopting three holes in each row are the best.
Preferably, the side wall comprises a first recess 6 and a flat 7; the first concave part comprises an upper wall 61 and a bottom wall 62, and the upper wall is provided with a left row of mounting holes and a right row of mounting holes; the straight portion is provided with an upper row of mounting holes and a lower row of mounting holes. First recesses are provided at both ends of the side walls, and the upper wall is used to mount the Z-axis reaction flywheel. The straight portion is used for mounting an X-axis reaction flywheel or a Y-axis reaction flywheel. This design is designed to avoid contact between adjacent reaction flywheels which can affect the accuracy of operation.
Preferably, the bottom wall is provided with a fixing hole 10, the axial direction of which is perpendicular to the axial direction of the mounting hole, and the box body is fixed on the satellite through the fixing hole. Such a design saves space ingeniously.
Preferably, the side wall further comprises a second recess 8 provided at the center of the side wall and comprising an upper wall and a bottom wall, the bottom wall being provided with a fixing hole 10. This enables the casing to be more securely fixed to the satellite and avoids adjacent reaction flywheels coming into contact which could affect the accuracy of operation. As shown in fig. 1, the four side walls of the case are not provided with the second recesses, but only two opposite side walls are provided with the second recesses.
The above is only the preferred embodiment of the present invention, and is not intended to limit the present invention in any form, and all the technical matters of the present invention are to make any simple modification, equivalent change and modification to the above embodiments, and still belong to the protection scope of the present invention.
Claims (5)
1. A flexible mounting structure of a satellite reaction flywheel is characterized in that: the box body (1) is provided with four side walls (5), the reaction flywheel (2) is connected with the upper cover (21) and the base (22) through four mounting flanges (3), a mounting plate (4) is arranged between two adjacent mounting flanges, a mounting plate is also arranged between the other two adjacent mounting flanges, each mounting plate is provided with a left row and a right row of threaded holes (41), the side walls of the box body are provided with a left row and a right row of mounting holes (91) and an upper row and a lower row of mounting holes (92), and the row spacing of the mounting holes is equal to the row spacing of the threaded holes;
the left and right rows of threaded holes of the reaction flywheel correspond to the left and right rows of mounting holes on the side wall of the box body to form a Z-axis reaction flywheel, and the left and right rows of threaded holes of the reaction flywheel correspond to the upper and lower rows of mounting holes on the side wall of the box body to form an X-axis reaction flywheel or a Y-axis reaction flywheel.
2. The flexible mounting structure for a satellite reaction flywheel of claim 1, wherein: and each row of the left and right rows of threaded holes, the left and right rows of mounting holes and the upper and lower rows of mounting holes is provided with three holes.
3. The flexible mounting structure for a satellite reaction flywheel of claim 2, wherein: the side wall comprises a first recess (6) and a flat portion (7); the first concave part comprises an upper wall (61) and a bottom wall (62), and the upper wall is provided with a left row of mounting holes and a right row of mounting holes; the straight portion is provided with an upper row of mounting holes and a lower row of mounting holes.
4. The flexible mounting structure for a satellite reaction flywheel of claim 3, wherein: and the bottom wall is provided with a fixing hole (10), the axial direction of the fixing hole is perpendicular to the axial direction of the mounting hole, and the box body is fixed on a satellite through the fixing hole.
5. The flexible mounting structure for a satellite reaction flywheel of claim 4, wherein: the side wall further comprises a second recess (8) which is arranged at the center of the side wall and comprises an upper wall and a bottom wall, and a fixing hole (10) is formed in the bottom wall.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121046157.XU CN215155790U (en) | 2021-05-14 | 2021-05-14 | Flexible mounting structure of satellite reaction flywheel |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121046157.XU CN215155790U (en) | 2021-05-14 | 2021-05-14 | Flexible mounting structure of satellite reaction flywheel |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215155790U true CN215155790U (en) | 2021-12-14 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121046157.XU Active CN215155790U (en) | 2021-05-14 | 2021-05-14 | Flexible mounting structure of satellite reaction flywheel |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215155790U (en) |
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2021
- 2021-05-14 CN CN202121046157.XU patent/CN215155790U/en active Active
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