CN217982617U

CN217982617U - Combined FAST telescope paper model

Info

Publication number: CN217982617U
Application number: CN202221836869.6U
Authority: CN
Inventors: 喻业钊; 赵仕乾; 黄官妹; 牟双乾; 浦绍玉
Original assignee: Qiannan Normal University for Nationalities
Current assignee: Qiannan Normal University for Nationalities
Priority date: 2022-07-18
Filing date: 2022-07-18
Publication date: 2022-12-06
Anticipated expiration: 2032-07-18

Abstract

The utility model provides a modular FAST telescope paper model, include: the feed source comprises a reflecting surface, a lattice column, a ring beam, a feed source tower and a feed source cabin; the reflecting surface is positioned on the inner side of the ring beam and is of a concave surface structure; the lattice columns are arranged on the lower end face of the ring beam, and ten lattice columns are arranged on the lower end face of the ring beam in a surrounding mode; the feed source tower is arranged on the outer ring surface of the ring beam, and six feed source towers are arranged on the outer ring of the ring beam; six cable net wires are arranged at the bottom of the inner side of the ring beam, the bottom ends of the six cable net wires are tied together, the length of each cable net wire is set to be 11cm, and meanwhile the bottom surface of the reflecting surface is caught by the six cable net wires. The utility model has the advantages of low material selection cost, full utilization of common paper in life as raw material, low cost, contribution to displaying FAST construction process, environmental protection, recycling and natural degradation; the telescope is economical and portable, is suitable for different crowd categories, is particularly suitable for being used for popular science related to the FAST telescope and being used as a teaching aid of related courses, and is wider and more practical.

Description

Combined FAST telescope paper model

Technical Field

The utility model relates to a FAST telescope model technical field, concretely relates to modular FAST telescope paper model.

Background

The spherical radio telescope with the caliber of 500 meters is the largest single-caliber radio telescope built in the world and is built by means of a natural circular karst pit. The reflector frame of FAST is a ring-shaped steel beam about 1500 meters long, and the steel cables depend on the steel beam and are suspended and staggered to form a spherical net structure. The total area of the reflecting surface of the FAST is about 25 ten thousand square meters, and the reflecting surface is used for converging radio waves and receiving the radio waves by a feed source receiver. At present, a plurality of primary and secondary schools use wood board models, building blocks, 3D printing, metal and other modes to manufacture FAST telescope models; however, these methods have the disadvantage of higher cost than the paper model, and the difficulty of duplicating the reflecting surface of the telescope.

SUMMERY OF THE UTILITY MODEL

In order to overcome the defects in the prior art, a combined FAST telescope paper model is provided so as to solve the problem that a FAST telescope model is manufactured in other modes such as a wood board model, building blocks, 3D printing, metal and the like; besides the higher cost than the paper model, the method also has the problem that the reflecting surface of the telescope is difficult to be repeatedly etched.

In order to achieve the above object, a combined FAST telescope paper model is provided, which comprises: the feed source comprises a reflecting surface, a lattice column, a ring beam, a feed source tower and a feed source cabin;

the reflecting surface is positioned on the inner side of the ring beam and is of a concave surface structure;

the lattice columns are arranged on the lower end face of the ring beam, and ten lattice columns are arranged on the lower end face of the ring beam in a surrounding mode;

the feed source tower is arranged on the outer ring surface of the ring beam, and six feed source towers are arranged on the outer ring of the ring beam;

the upper ends of six feed source towers annularly arranged outside the ring beam are connected with a group of feed source driving cables, the other ends of the feed source driving cables are tied to the feed source cabin, and the length of each feed source driving cable is 15cm.

Preferably, the bottom of the inner side of the ring beam is provided with six cable net wires, the bottom ends of the six cable net wires are tied together, the length of each cable net wire is set to be 11cm, and the six cable net wires are used for containing the bottom surface of the reflecting surface.

Preferably, the feed source cabin is located in the inner side area of the ring beam, and the feed source cabin is located above the middle of the reflecting surface.

Preferably, the lattice column fixed on the lower end surface of the ring beam is of a hollow rectangular structure, and the feed source tower annularly arranged outside the ring beam is of a hollow quadrangular pyramid structure.

Preferably, the bottom of combination formula FAST telescope paper model is provided with the base, and the base adopts hardboard, and the up end at the base is all pasted through the rubber coating to the bottom of lattice column and feed source tower to split is connected between base, plane of reflection, lattice column, collar tie beam, feed source tower and the feed source cabin.

The beneficial effects of the utility model reside in that:

the utility model has the advantages of low material selection cost, low cost, contribution to displaying FAST construction process, environmental protection, repeated use and natural degradation, and can fully utilize common paper in life as raw material; the telescope is economical and portable, is suitable for different crowd types, is particularly suitable for being used in popular science related to FAST telescopes and used as teaching aids of related courses, and is wider and more practical.

Drawings

FIG. 1 is a bottom view of the embodiment of the present invention;

fig. 2 is a top view of the embodiment of the present invention;

fig. 3 is a schematic top view of an embodiment of the present invention;

fig. 4 is a schematic bottom view of an embodiment of the present invention.

In the figure: 1. a combined FAST telescope paper model; 10. a base; 11. a cable net wire; 12. a reflective surface; 13. a lattice column; 14. a ring beam; 15. a feed source drive cable; 16. a feed source tower; 17. and the feed source cabin.

Detailed Description

The following embodiments of the present invention are provided by way of specific examples, and other advantages and effects of the present invention will be readily apparent to those skilled in the art from the disclosure herein. The present invention can also be implemented or applied through other different specific embodiments, and various details in the present specification can be modified or changed based on different viewpoints and applications without departing from the spirit of the present invention.

Fig. 1 is the bottom view effect diagram of the embodiment of the present invention, fig. 2 is the top view effect diagram of the embodiment of the present invention, fig. 3 is the top view schematic diagram of the embodiment of the present invention and fig. 4 is the bottom schematic diagram of the embodiment of the present invention.

A combined FAST telescope paper model, comprising: the feed source comprises a reflecting surface 12, a lattice column 13, a ring beam 14, a feed source tower 16 and a feed source cabin 17; the reflecting surface 12 is positioned on the inner side of the ring beam 14, and the reflecting surface 12 is arranged in a concave structure; the lattice columns 13 are arranged on the lower end face of the ring beam 14, and ten groups of lattice columns 13 are annularly arranged on the lower end face of the ring beam 14; the feed source tower 16 is arranged on the outer annular surface of the ring beam 14, six frames 16 are arranged on the outer ring of the ring beam 14, the tops of the six groups of feed source towers are connected with the feed source cabin, and the feed source cabin is suspended in a half-hollow space.

The embodiment is as follows:

based on the appearance of the FAST telescope and the main structural characteristics of the FAST telescope, the proportion of the size of the model to the actual size of the FAST telescope is 3. According to the actual size of each part of the structure of the FAST telescope, a lattice column, a ring beam, a feed source cabin, a reflecting surface, a feed source supporting tower and five parts of paper model drawings are respectively designed, and a paper model base drawing is given for a user to place FAST telescope paper model parts, and meanwhile, the length required by thin wires representing a main cable net and a feed source driving cable is given.

The FAST paper model is designed according to the actual situation of the FAST telescope as much as possible, and necessary simplification processing is performed on some places. Such as:

the FAST telescope actually has 50 lattice columns, and only 10 lattice columns are designed in the paper model. Therefore, the manufacturing difficulty is simplified, and the integral attractiveness of the model can be ensured.

The FAST telescope cable net structure is actually complex, and the model is replaced by only 5 thin wires; one end of each of the 5 threads is respectively stuck on the ring beam of the model, and the sticking positions are equal in interval; the other ends of the threads are tied together, and the knot is just positioned at the bottom of the center of the model.

The FAST telescope is influenced by actual terrain, and the lengths of the lattice column and the feed source support tower are inconsistent; the tops of all the lattice columns are on the same horizontal plane, and the tops of all the feed source towers are on the same horizontal plane. The base of the paper model is flat, so that the shapes of all the lattice columns are completely consistent, and the shapes of all the feed source supporting towers are completely consistent.

The utility model discloses the selected material is with low costs, and common paper is as raw materials, low cost in the FAST telescope paper model make full use of life. The FAST telescope paper model fully reflects the construction process of the FAST telescope, imitates the actual condition of the FAST telescope as much as possible when each part is spliced, and enables a user to experience the whole process from the construction of a structural column to the final completion of the FAST telescope and understand the engineering design characteristics of the FAST telescope. The environment-friendly paper has the characteristics of environmental friendliness, capability of recycling paper for multiple times, and natural degradation in the production, use and recovery processes, so that the generated secondary pollution is less.

The utility model discloses have economic nature, decorative, experience nature, portability and greenness, the raw materials source of paper is wide, and manufacturing cost is lower. And the modularized design is adopted, the cost is low, after the material is used, the material can be recycled for a plurality of times, and natural resources are effectively saved. The decorative effect is achieved, the surface of the paper material is fine and natural in touch, printing is convenient, and various structures of an FAST telescope are printed, so that the paper material has extremely strong authenticity. The FAST telescope paper model is generally formed by folding or pasting paper sheets, can be assembled by hands, and has good manufacturing experience. The FAST telescope paper model is detachable, light in weight, small in occupied space and convenient to carry. Green, the FAST telescope paper model is not processed by any coating, and does not cause harm to human health.

The utility model has the advantages of practicability, applicability to different groups of people, and is particularly suitable for the science popularization related to the FAST telescope and the teaching aid of related courses; the method can also be used as a tool for cultivating the hand-operating capability of the teenagers, and in the process of making the hands of the teenagers, the hand-operating capability, the spatial imagination and the logical thinking capability of the teenagers are cultivated, and the group cooperation capability of the teenagers is also cultivated; secondly, the bridge can be used as a bridge for parent-child activities and used for reinforcing the relationship between children and family members; and thirdly, the artistic work can be used as an artwork and placed in different exhibition spaces to be used as an exhibit.

Claims

1. A combined FAST telescope paper model, comprising: the feed source comprises a reflecting surface (12), a lattice column (13), a ring beam (14), a feed source tower (16) and a feed source cabin (17);

the reflecting surface (12) is positioned on the inner side of the ring beam (14), and the reflecting surface (12) is of a concave structure;

the lattice columns (13) are mounted on the lower end face of the ring beam (14), and ten lattice columns (13) are arranged on the lower end face of the ring beam (14) in a surrounding mode;

the feed source tower (16) is arranged on the outer ring surface of the ring beam (14), and six feed source towers (16) are arranged on the outer ring of the ring beam (14);

the feed source device is characterized in that the upper ends of six feed source towers (16) annularly arranged outside the ring beam (14) are connected with a group of feed source driving cables (15), the other ends of the feed source driving cables (15) are tied on a feed source cabin (17), and the length of each feed source driving cable (15) is 15cm.

2. The combined FAST telescope paper model according to claim 1, wherein the ring beam (14) is provided with six cable net wires (11) at the bottom of its inner side, and the bottom ends of the six cable net wires (11) are tied together, and the length of the cable net wires (11) is set to 11cm, and the six cable net wires (11) are tucked into the bottom surface of the reflecting surface (12).

3. The combined FAST telescope paper model according to claim 1, characterized in that the feed compartment (17) is located in the inner region of the collar (14) and the feed compartment (17) is located above the middle of the reflecting surface (12).

4. The combined FAST telescope paper model according to claim 1, wherein the lattice column (13) fixed to the lower end face of the ring beam (14) is of hollow rectangular structure, and the feed source tower (16) surrounding the ring beam (14) is of hollow quadrangular pyramid structure.

5. The combined FAST telescope paper model according to claim 1, wherein a base (10) is arranged at the bottom of the combined FAST telescope paper model (1), the base (10) is made of hard paper, the bottoms of the lattice column (13) and the feed source tower (16) are both pasted on the upper end face of the base (10) by gluing, and the base (10), the reflecting surface (12), the lattice column (13), the ring beam (14), the feed source tower (16) and the feed source cabin (17) are connected in a split manner.