CN219144468U - Multidimensional space reflecting surface carbon fiber rod truss - Google Patents
Multidimensional space reflecting surface carbon fiber rod truss Download PDFInfo
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- CN219144468U CN219144468U CN202222520866.8U CN202222520866U CN219144468U CN 219144468 U CN219144468 U CN 219144468U CN 202222520866 U CN202222520866 U CN 202222520866U CN 219144468 U CN219144468 U CN 219144468U
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Abstract
The utility model discloses a carbon fiber bar truss with a multidimensional space reflecting surface, which comprises a left truss and a right truss which are arranged in a mirror image mode and are crescent, wherein the left truss and the right truss are detachably connected into a whole through a plurality of cross bars; the upper end of the concave surface of the bar truss is provided with a first installation seat for installing an external reflection device, and the lower end of the concave surface of the bar truss is provided with a second installation seat for installing an external feed source device. The left truss and the right truss are detachably connected through the cross bars to form a whole, and the left truss and the right truss can be detached in the transportation process, so that the transportation space can be greatly reduced; and in the installation process, the left truss and the right truss can be moved respectively, and then the cross bars are spliced to form a whole, so that the load in the movement process can be reduced, and the installation difficulty is reduced. And because the rod pieces are connected in a detachable mode, the truss has a certain movable space, can release stress and avoid deformation, thereby improving the dimensional accuracy of the truss.
Description
Technical Field
The utility model mainly relates to the technical fields of satellite communication and aerospace, in particular to a carbon fiber rod truss with a multidimensional space reflecting surface.
Background
In order to realize satellite communication, a satellite signal receiving system is required to realize signal transmission between the earth and the sky, and an installation interface, a main reflection surface receiver and a feed system are important components in the satellite signal receiving system. The higher the installation interface, the main reflection surface receiver and the feed system are, the higher the accuracy of the position and coaxiality is, which means the higher the accuracy of the satellite receiving system is, and the installation planes of the three parts are staggered with each other, and a certain space angle exists, so that a special reflection surface truss is required to be arranged for realizing the fixation.
In order to improve the signal receiving efficiency and range to adapt to the continuous innovation and improvement of satellite communication technology, the size of the reflecting surface receiver is correspondingly increased, and when the size of the reflecting surface receiver is increased, the reflecting surface truss is correspondingly increased in order to maintain structural stability. The existing reflecting surface truss is formed by welding metal materials, the splitting cannot be realized, and the reflecting surface truss is difficult to move when the volume and the mass of the reflecting surface truss are overlarge, so that difficulty is brought to installation. Moreover, the welding stress exists in the welding points of the welded reflecting surface truss, so that the dimensional accuracy of the truss is unstable under the action of the welding stress, and the use is affected. Therefore, there is a need for an assembled reflective surface truss that can be disassembled.
Disclosure of Invention
The utility model aims to solve the technical problem of overcoming the defects in the prior art and providing a carbon fiber rod truss with a multidimensional space reflecting surface.
In order to solve the technical problems, the utility model adopts the following technical scheme:
the carbon fiber bar truss comprises a left truss and a right truss which are arranged in a mirror image mode and are crescent, wherein the left truss and the right truss are detachably connected into a whole through a plurality of cross bars; the upper end of the concave surface of the bar truss is provided with a first mounting seat for mounting an external reflecting device, and the lower end of the concave surface of the bar truss is provided with a second mounting seat for mounting an external feed source device.
As a further improvement of the above technical scheme:
the left truss and the right truss are formed by detachably splicing a plurality of inner side rod pieces and a plurality of outer side rod pieces.
The connection part of the adjacent inner rod pieces is connected with the connection part of the adjacent outer rod pieces through connecting rods, and the left truss and the right truss are divided into a plurality of triangular structures consisting of the inner rod pieces, the outer rod pieces and the connecting rods.
Adjacent cross bars are connected through diagonal bracing cross bars, and the cross bars, the diagonal bracing cross bars and the inner side bar members form a triangular structure or the cross bars, the diagonal bracing cross bars and the outer side bar members form a triangular structure.
The inner side rod piece of the left truss positioned at the topmost end is connected with the inner side rod piece of the right truss positioned at the topmost end through a reinforcing rod.
The rod pieces are detachably connected through joints.
And the first mounting seat and the second mounting seat are both formed on the joint.
The joints at the two ends of the reinforcing rod are provided with mounting seats I.
The joint is glued with the rod piece or fixed by penetrating a bolt.
Compared with the prior art, the utility model has the advantages that:
the left truss and the right truss are detachably connected through the cross bars to form a whole, and the left truss and the right truss can be detached in the transportation process, so that the transportation space can be greatly reduced; and in the installation process, the left truss and the right truss can be moved respectively, and then the cross bars are spliced to form a whole, so that the load in the movement process can be reduced, and the installation difficulty is reduced. Because the left truss and the cross rod and the right truss and the cross rod piece are all in a detachable connection mode, compared with the welding mode in the prior art, the connecting part has a certain movable space, and can release stress and avoid deformation, so that the dimensional accuracy of the truss is improved. Furthermore, by arranging the first mounting seat and the second mounting seat, a mounting foundation is provided for the external reflection device and the external feed source device.
Drawings
FIG. 1 is a schematic structural view of a carbon fiber rod truss with a multi-dimensional space reflection surface (view I);
FIG. 2 is an enlarged schematic view of a portion of FIG. 1 at A;
FIG. 3 is a schematic structural view of a carbon fiber rod truss with a multi-dimensional space reflection surface (view II);
FIG. 4 is an enlarged partial schematic view at B in FIG. 3;
fig. 5 is a schematic structural view of the left truss.
The reference numerals in the drawings denote: 1. a left truss; 2. a right truss; 3. a cross bar; 4. a first mounting seat; 5. a second mounting seat; 6. an inner side rod piece; 7. an outer rod member; 8. a connecting rod; 9. a diagonal bracing cross bar; 10. a reinforcing rod; 11. and (3) a joint.
Detailed Description
The utility model will be described in further detail with reference to the drawings and the specific examples.
As shown in fig. 1 to 5, the carbon fiber bar truss with the multidimensional space reflection surface in the embodiment comprises a left truss 1 and a right truss 2 which are arranged in a mirror image manner and are crescent-shaped, wherein the left truss 1 and the right truss 2 are detachably connected into a whole through a plurality of cross bars 3; the upper end of the concave surface of the bar truss is provided with a first installation seat 4 for installing an external reflection device, and the lower end of the concave surface of the bar truss is provided with a second installation seat 5 for installing an external feed source device. The left truss 1 and the right truss 2 are detachably connected through the cross rod 3 to form a whole, and the left truss and the right truss can be detached in the transportation process, so that the transportation space can be greatly reduced; and in the installation process, the left truss 1 and the right truss 2 can be moved respectively, and then the cross bars 3 are spliced to form a whole, so that the load in the movement process can be reduced, and the installation difficulty is reduced. Because the left truss 1 and the cross rod 3 and the right truss and the cross rod 3 are all in a detachable connection mode, compared with the welding mode in the prior art, the connection part of the truss has a certain movable space, and can release stress and avoid deformation, so that the dimensional accuracy of the truss is improved. Furthermore, by arranging the first mounting seat 4 and the second mounting seat 5, a mounting foundation is provided for the external reflection device and the external feed source device.
In this embodiment, the left truss 1 and the right truss 2 are each formed by detachably splicing a plurality of inner side bar members 6 and a plurality of outer side bar members 7. The connection of the adjacent inner side rod pieces 6 and the connection of the adjacent outer side rod pieces 7 are connected through the connecting rod 8, and the left truss 1 and the right truss 2 are divided into a plurality of triangular structures consisting of the inner side rod pieces 6, the outer side rod pieces 7 and the connecting rod 8. The left truss 1 and the right truss 2 are formed by detachably splicing the inner side rod pieces 6 and the outer side rod pieces 7, and in the transportation and installation process, the left truss 1 and the right truss 2 can be split into parts with smaller volume and lighter weight according to the site conditions, so that the occupied space is further reduced and the installation difficulty is reduced. Meanwhile, by arranging the connecting rods 8, a plurality of triangular structures are formed, and in the geometric structure, the triangular structures have excellent deformation resistance, so that the overall strength of the truss of the bar system can be improved, and the deformation can be reduced.
In this embodiment, adjacent crossbars 3 are connected via diagonal bracing crossbars 9, and the crossbars 3, diagonal bracing crossbars 9 and inner side bar members 6 form a triangular structure or the crossbars 3, diagonal bracing crossbars 9 and outer side bar members 7 form a triangular structure. By arranging the diagonal bracing cross bars 9, a plurality of triangular structures are formed, and in the geometric structure, the triangular structures have excellent deformation resistance, so that the overall strength of the bar truss can be improved, and the deformation can be reduced.
In this embodiment, the inner side bar 6 of the left truss 1 at the top end is connected to the inner side bar 6 of the right truss 2 at the top end via a reinforcing bar 10. The rod pieces are detachably connected through a joint 11. The first mounting seat 4 and the second mounting seat 5 are both formed on the joint 11. The joints 11 at the two ends of the reinforcing rod 10 are formed with a first mounting seat 4. The first mounting seat 4 is formed on the joint 11 at the end part of the reinforcing rod 10, and the reinforcing rod 10 is arranged to provide a mounting foundation for the external reflection device while enhancing the connection strength between the left truss 1 and the right truss 2.
In this embodiment, the joint 11 is glued to the rod or fixed by means of a threaded bolt. The connection rod and the joint 11 are technically mature and easy to operate in the form of gluing, while the later disassembly is facilitated in the form of fixing the rod and the joint 11 by means of penetrating bolts. Specifically, the rod members include a cross bar, an inner rod member, an outer rod member, a link, a diagonal brace cross bar, and a reinforcing bar.
While the utility model has been described in terms of preferred embodiments, it is not intended to be limiting. Many possible variations and modifications of the disclosed technology can be made by anyone skilled in the art, or equivalent embodiments with equivalent variations can be made, without departing from the scope of the utility model. Therefore, any simple modification, equivalent variation and modification of the above embodiments according to the technical substance of the present utility model shall fall within the scope of the technical solution of the present utility model.
Claims (9)
1. A multidimensional space reflecting surface carbon fiber rod truss is characterized in that: the novel truss comprises a left truss (1) and a right truss (2) which are arranged in a mirror image mode and are crescent-shaped, wherein the left truss (1) and the right truss (2) are detachably connected into a whole through a plurality of cross bars (3); the upper end of the concave surface of the bar truss is provided with a first installation seat (4) for installing an external reflection device, and the lower end of the concave surface of the bar truss is provided with a second installation seat (5) for installing an external feed source device.
2. The multi-dimensional space reflective surface carbon fiber rod truss of claim 1, wherein: the left truss (1) and the right truss (2) are formed by detachably splicing a plurality of inner side rod pieces (6) and a plurality of outer side rod pieces (7).
3. The multi-dimensional space reflective surface carbon fiber rod truss of claim 2, wherein: the connection part of the adjacent inner side rod pieces (6) is connected with the connection part of the adjacent outer side rod pieces (7) through a connecting rod (8), and the left truss (1) and the right truss (2) are divided into a plurality of triangular structures consisting of the inner side rod pieces (6), the outer side rod pieces (7) and the connecting rod (8).
4. A multi-dimensional space reflective surface carbon fiber rod truss according to claim 3, wherein: adjacent cross bars (3) are connected through diagonal bracing cross bars (9), the cross bars (3), the diagonal bracing cross bars (9) and inner side bar members (6) form a triangular structure or the cross bars (3), the diagonal bracing cross bars (9) and outer side bar members (7) form a triangular structure.
5. The multi-dimensional space reflective surface carbon fiber rod truss of claim 4, wherein: the inner side rod piece (6) positioned at the topmost end of the left truss (1) is connected with the inner side rod piece (6) positioned at the topmost end of the right truss (2) through a reinforcing rod (10).
6. The multi-dimensional space reflective surface carbon fiber rod truss of claim 5, wherein: the rod pieces are detachably connected through connectors (11).
7. The multi-dimensional space reflective surface carbon fiber rod truss of claim 6, wherein: the first mounting seat (4) and the second mounting seat (5) are both formed on the joint (11).
8. The multi-dimensional space reflective surface carbon fiber rod truss of claim 7, wherein: the joints (11) at the two ends of the reinforcing rod (10) are formed with a first mounting seat (4).
9. The multi-dimensional space reflective surface carbon fiber rod truss of any one of claims 6-8, wherein: the joint (11) is glued with the rod piece or fixed by a penetrating bolt.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222520866.8U CN219144468U (en) | 2022-09-21 | 2022-09-21 | Multidimensional space reflecting surface carbon fiber rod truss |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222520866.8U CN219144468U (en) | 2022-09-21 | 2022-09-21 | Multidimensional space reflecting surface carbon fiber rod truss |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219144468U true CN219144468U (en) | 2023-06-06 |
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ID=86594429
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222520866.8U Active CN219144468U (en) | 2022-09-21 | 2022-09-21 | Multidimensional space reflecting surface carbon fiber rod truss |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219144468U (en) |
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2022
- 2022-09-21 CN CN202222520866.8U patent/CN219144468U/en active Active
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