CN220691194U

CN220691194U - DIY Newton reflection astronomical telescope for teaching demonstration

Info

Publication number: CN220691194U
Application number: CN202322481438.3U
Authority: CN
Inventors: 吕亚星; 赵玉泉; 张宏彬; 王晓坚
Original assignee: Beijing Martian Vision Technology Co ltd
Current assignee: Beijing Martian Vision Technology Co ltd
Priority date: 2023-09-12
Filing date: 2023-09-12
Publication date: 2024-03-29
Anticipated expiration: 2033-09-12

Abstract

The utility model provides a DIY Newton reflection type astronomical telescope for teaching demonstration, which comprises a rotating base, wherein support column plates are symmetrically arranged on the rotating base, a lens barrel is rotatably arranged between the two support column plates, one end of the lens barrel is provided with a primary lens component, the other end of the lens barrel is provided with a secondary lens component, the outer side of the lens barrel is provided with a focusing seat corresponding to the position of the secondary lens, an eyepiece is sleeved on the focusing seat, one end, close to the focusing seat, of the outer side of the lens barrel is provided with a star finding lens component, and the primary lens component, the secondary lens component, the focusing seat and the star finding lens component are all detachably arranged on the lens barrel. The rotary base and the support column plate and the lens cone are of detachable structures, the primary lens assembly, the secondary lens assembly, the focusing seat and the star finding lens assembly are detachably arranged on the lens cone, the structures of the parts are detachable, meanwhile, the assembly is convenient, the practical ability of students can be cultivated, and meanwhile, the students can know the structure and the working principle of the telescope in detail in the assembly process.

Description

DIY Newton reflection astronomical telescope for teaching demonstration

Technical Field

The utility model relates to the technical field of teaching demonstration tools, in particular to a DIY Newton reflection astronomical telescope for teaching demonstration.

Background

Newton-type telescope is one of reflective telescopes, and is the most widely used reflective telescope so far, and the first frame of reflective telescope was born for 1668 years. After Newton fails to grind the aspherical lens for many times, the spherical reflector is used as the main mirror. The lens is made of metal with the diameter of 2.5 cm, a concave reflecting mirror (a main mirror) is ground, and a tilting mirror (a plane mirror) forming an angle of 45 degrees with the main mirror is placed in front of the focal point of the main mirror, so that the converged light reflected by the main mirror is reflected out of the lens barrel through the tilting mirror at an angle of 90 degrees and reaches the ocular lens. Such a system is known as a newton-type reflective telescope.

The small-caliber astronomical telescope structure of the existing toy gift in the market is too simplified, the optical system is rough in configuration, and the toy gift is not suitable for astronomical observation teaching of primary and secondary schools. The large-caliber astronomical telescope is heavy in size, complex in adjusting system and generally finished, and students cannot display the components and working principles of the lens group, so that the astronomical telescope is only suitable for astronomical loving observation and is not suitable for astronomical teaching of middle and primary schools.

Disclosure of Invention

The utility model aims to provide a DIY Newton reflection astronomical telescope for teaching demonstration, which is convenient for students to disassemble and assemble and display the working principle.

The utility model provides a DIY Newton reflection type astronomical telescope for teaching demonstration, which comprises a rotating base, wherein support plates are symmetrically arranged on the rotating base, a lens barrel is rotatably arranged between the two support plates, a detachable structure is arranged between the rotating base and the support plates and between the support plates and the lens barrel, a main lens component is arranged at one end of the lens barrel, a secondary lens component is arranged at the other end of the lens barrel, a focusing seat is arranged at the outer side of the lens barrel corresponding to the position of the secondary lens body, an eyepiece is sleeved on the focusing seat, a star finding lens component is arranged at one end, close to the focusing seat, of the outer side of the lens barrel, and the main lens component, the secondary lens component, the focusing seat and the star finding lens component are all detachably arranged on the lens barrel.

Further, the rotating base comprises a fixed disc and a rotating disc which are parallel to each other, at least three supports are installed at equal intervals on the edge of the bottom end of the fixed disc, and the rotating disc is rotatably installed at the top end of the fixed disc.

Further, the fixed disk and the rotating disk are both circular and have the same diameter.

Further, at least three support nails for supporting the rotating disc are mounted at equal intervals on the top end of the fixed disc along the circumferential direction.

Furthermore, felts are adhered to the joint of the two sides of the lens cone and the two strut plates.

Further, the star finding mirror assembly comprises a star finding mirror body and a hinge support, the hinge support comprises a fixing part and a hinge part, the hinge part is hinged to the top end of the fixing part, the bottom end of the fixing part is fixedly arranged on the outer side of the lens cone through a screw, and the star finding mirror is inserted and arranged on the hinge part.

Furthermore, plum blossom handles for connecting the lens cone are arranged on the outer sides of the two support column plates.

Further, both the strut plates are mounted on the top end of the rotating disc through angle irons.

Further, the main lens assembly comprises an annular mounting seat and a main lens body, and the main lens body is mounted at the end part of the lens cone through the annular mounting seat; and one end of the lens barrel, which is correspondingly provided with the main lens assembly, is provided with a dust cover.

Further, the auxiliary mirror assembly comprises an auxiliary mirror support, and the auxiliary mirror body is adhered to the auxiliary mirror support through double-sided adhesive tape.

Compared with the prior art, the technical scheme of the utility model has the following beneficial effects: the rotating base in the technical scheme is of a detachable structure between the support plate and between the support plate and the lens cone, the main lens assembly, the auxiliary lens assembly, the focusing seat and the star finding lens assembly are all detachably arranged on the lens cone, the eyepiece is sleeved on the focusing seat, all the parts of the structures are detachable, meanwhile, the assembly is convenient, the manual operation ability of students can be cultivated, and meanwhile, the students can know the structure and the working principle of the telescope in detail in the assembling process.

Drawings

In order to more clearly illustrate the embodiments of the present utility model or the technical solutions in the prior art, the drawings that are needed in the description of the embodiments or the prior art will be briefly described, and it is obvious that the drawings in the description below are some embodiments of the present utility model, and other drawings can be obtained according to the drawings without inventive effort for a person skilled in the art.

FIG. 1 is a schematic diagram of the overall structure of the present utility model;

FIG. 2 is a schematic view of another overall structure of the present utility model;

FIG. 3 is a schematic view of the structure of the annular mounting base of the present utility model;

FIG. 4 is a schematic view of the overall structure of the secondary mirror support of the present utility model;

reference numerals illustrate: 1-fixed disk, 2-rotary disk, 3-pillar board, 4-lens cone, 5-main mirror subassembly, 501-annular mount pad, 6-auxiliary mirror subassembly, 601-auxiliary mirror support, 7-hinge support, 8-star finder, 9-focusing seat, 10-plum blossom handle, 11-angle bar.

Detailed Description

The technical solutions of the present utility model will be clearly and completely described in connection with the embodiments, and it is apparent that the described embodiments are some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

In the description of the present utility model, it should be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings are merely for convenience in describing the present utility model and simplifying the description, and do not indicate or imply that the device or element referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present utility model.

Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include one or more of the described features. In the description of the present utility model, the meaning of "a plurality" is two or more, unless explicitly defined otherwise. Furthermore, the terms "mounted," "connected," "coupled," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present utility model will be understood in specific cases by those of ordinary skill in the art.

Example 1

As shown in fig. 1-4, a DIY newton reflection type astronomical telescope for teaching demonstration includes a rotating base, a pillar plate 3 is symmetrically installed on the rotating base, a lens cone 4 is rotatably installed between two pillar plates 3, and a detachable structure is formed between the rotating base and the pillar plate 3 and between the pillar plate 3 and the lens cone 4, and is specific: the rotary base comprises a fixed disc 1 and a rotary disc 2 which are parallel to each other, the fixed disc 1 and the rotary disc 2 are round and have the same diameter, at least three supports are arranged at equal intervals on the edge of the bottom end of the fixed disc 1, and the rotary disc 2 is rotatably arranged on the top end of the fixed disc 1; at least three support nails for supporting the rotary disk 2 are installed at equal intervals along the circumferential direction at the top end of the fixed disk 1 and are used for supporting the edge of the rotary disk 2 so as to prevent the rotary disk 2 from shaking.

The two support plates 3 are all installed on the top of the rotary disk 2 through angle irons 11, the plum blossom handles 10 used for connecting the lens cone 4 are all installed on the outer sides of the two support plates 3, the plum blossom handles 10 are used for fixing the lens cone 4, and when the angle of the lens cone 4 is adjusted during use, the plum blossom handles 10 on the two sides are screwed, so that the lens cone 4 can be fixed. Felt is adhered to the joint between the two sides of the lens barrel 4 and the two support plates 3, so that the vibration of the lens barrel 4 is prevented, and the vibration is avoided when the rotary disk 1 rotates.

A main lens component 5 is arranged at one end of the lens cone 4, a sub-lens component 6 is arranged at the other end of the lens cone 4, the main lens component 5 comprises an annular mounting seat 501 and a main lens body, the main lens body is arranged at the end part of the lens cone 4 through the annular mounting seat 501, the side surface of the annular mounting seat 501 and the lens cone 4 can be fixed through screws, and the main lens body adopts a concave reflector; a dust cover is mounted at one end of the lens barrel 4 corresponding to the main lens assembly 5. The auxiliary mirror assembly 6 comprises an auxiliary mirror support 601, the part of the auxiliary mirror support 601, which is used for being bonded with the auxiliary mirror body, is of an inclined structure and reflects towards the ocular, the auxiliary mirror body is bonded on the auxiliary mirror support 601 through double-sided adhesive tape, and the auxiliary mirror body adopts an elliptical inclined mirror.

A focusing seat 9 is arranged at the outer side of the lens cone 4 corresponding to the position of the auxiliary lens body, an eyepiece is sleeved on the focusing seat 9, and light reflected by the auxiliary lens body can be observed through the eyepiece. And a star finding mirror assembly is arranged at one end, close to the focusing seat 9, of the outer side of the lens barrel 4, and the main mirror assembly 5, the auxiliary mirror assembly 6, the focusing seat 9 and the star finding mirror assembly are all detachably arranged on the lens barrel 4, so that the lens barrel is convenient to detach and install.

The star finding mirror assembly comprises a star finding mirror 8 body and a hinged support 7, the hinged support 7 comprises a fixing part and a hinged part, the hinged part is hinged to the top end of the fixing part, the bottom end of the fixing part is fixedly arranged on the outer side of the lens barrel 4 through a screw, the star finding mirror 8 is inserted and arranged on the hinged part, and the angle of the star finding mirror 8 is convenient to finely adjust through the hinged part.

A DIY Newton reflection astronomical telescope for teaching demonstration can be made into DIY material bag for facilitating operation of students, besides the parts mentioned in the structure, screw part bag for connecting and fixing part of the structure can be included.

The telescope is installed in the following sequence:

and (3) installing a rotating base: the base is provided with two parts, namely a fixed disc 1 and a rotating disc 2 are connected and installed at first, a hexagonal iron 11 is installed at the top end of the rotating disc 2, and then the rotating disc 2 and the fixed disc 1 are fixed through a plum blossom handle 10.

Mounting a lens barrel 4: two felts are needed to be prepared on the lens cone 4, the back glue is torn off to adhere the felts to the connecting position of the lens cone 4 and the strut plate 3, and the sticking is required to be uniform.

Fixing the rotating base and the lens barrel 4: two strut plates 3, two plum blossom handles 10, a lens barrel 4, an assembled rotary base, a plurality of nylon screws and nuts are prepared, and the two strut plates are assembled.

And (3) installing a star finder 8: the hinge support 7 and the star finder 8 are prepared, the mounting position of the star finder 8 is found, then the hinge support 7 is fixed by penetrating the lens barrel 4 from the inside using screws, and then the star finder 8 is mounted on the hinge portion of the hinge support 7.

Mounting a focusing seat 9: the focusing seat 9 is fixedly mounted on the lens barrel 4 by using a screw, and then the inner side of the lens barrel 4 is fixed by using a nylon knurled nut and the screw.

Installing an eyepiece: the eyepiece is inserted into the socket of the focusing seat 9 and then fixed at both sides with round-head cross screws.

Mounting a secondary mirror assembly 6: the lens barrel 4 is provided with a lens barrel 4, a lens holder 601, a lens body and a square double sided adhesive tape, wherein the double sided adhesive tape is adhered to the back surface of the lens body, then the lens body is fixed on the lens holder 601, and the lens holder 601 is arranged on one side of the lens barrel 4 close to the focusing seat 9.

Mounting a main mirror assembly 5: a main mirror body, an annular mount 501 and double sided tape are prepared, the main mirror is attached to the main mirror mount using double sided tape, and then the main mirror assembly 5 is mounted on the other side of the lens barrel 4.

Fixing the main mirror assembly 5: the main mirror assembly 5 is fixed to the lens barrel 4 by using tapping screws, and thus the main mirror assembly 5 is firmly fixed to the lens barrel 4.

The rotating base in this technical scheme is detachable structure between pillar board 3 and the lens cone 4 to primary mirror subassembly 5, vice mirror subassembly 6, focusing seat 9 and seek star mirror subassembly all detachable and install on lens cone 4, eyepiece suit is on focusing seat 9, and each partial structure is all detachable, is convenient for assemble simultaneously, helps cultivateing student's ability of working, can let the student know the structure and the theory of operation of telescope in assembling process detail simultaneously.

Finally, it should be noted that: the above embodiments are only for illustrating the technical solution of the present utility model, and not for limiting the same; although the utility model has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical scheme described in the foregoing embodiments can be modified or some or all of the technical features thereof can be replaced by equivalents; such modifications and substitutions do not depart from the spirit of the utility model.

Claims

1. The utility model provides a DIY Newton reflection type astronomical telescope for teaching demonstration, its characterized in that, including rotating base, the last symmetry of rotating base installs the pillar board, two rotate between the pillar board and install the lens cone, rotating base with between the pillar board and between the pillar board with be detachable structure between the lens cone, the primary mirror subassembly is installed to the one end of lens cone, the secondary mirror subassembly is installed to the other end of lens cone, the focusing seat is installed to the position that the outside of lens cone corresponds the secondary mirror body, the eyepiece has been cup jointed on the focusing seat, the lens cone outside is close to the one end of focusing seat is installed and is sought star mirror subassembly, primary mirror subassembly, secondary mirror subassembly, focusing seat and seek star mirror subassembly all detachable and install on the lens cone.

2. The DIY newton reflection type astronomical telescope for teaching demonstration according to claim 1, wherein the rotating base comprises a fixed disk and a rotating disk which are parallel to each other, at least three supports are installed at equal intervals on the bottom edge of the fixed disk, and the rotating disk is rotatably installed on the top end of the fixed disk.

3. A DIY newton reflective astronomical telescope for teaching demonstration according to claim 2, characterized in that the fixed disc and the rotating disc are both circular and of the same diameter.

4. The DIY newton reflection type astronomical telescope for teaching demonstration according to claim 2, wherein the top end of the fixed disk is provided with at least three support nails for supporting the rotating disk at equal intervals in the circumferential direction.

5. The DIY Newton reflection type astronomical telescope for teaching demonstration according to claim 1, wherein felt is adhered to the joint between two sides of the lens barrel and two of the strut plates.

6. The DIY Newton reflection type astronomical telescope for teaching demonstration according to claim 1, wherein the star finding mirror assembly comprises a star finding mirror body and a hinge support, the hinge support comprises a fixing part and a hinge part, the hinge part is hinged at the top end of the fixing part, the bottom end of the fixing part is fixedly arranged on the outer side of the lens cone through a screw, and the star finding mirror is inserted and arranged on the hinge part.

7. The DIY newton reflection type astronomical telescope for teaching demonstration according to claim 1, wherein the outside of both the pillar plates is provided with a quincuncial handle for connecting the lens barrel.

8. A DIY newton reflective astronomical telescope for teaching demonstration according to claim 2, characterized in that both of the strut plates are mounted on top of the rotating disc by angle irons.

9. The DIY newton reflection type astronomical telescope for teaching demonstration according to claim 1, wherein the primary mirror assembly comprises an annular mounting seat and a primary mirror body, the primary mirror body being mounted at an end of the lens barrel through the annular mounting seat; and one end of the lens barrel, which is correspondingly provided with the main lens assembly, is provided with a dust cover.

10. The DIY newton reflection type astronomical telescope for teaching demonstration according to claim 1, wherein the secondary mirror assembly comprises a secondary mirror support to which the secondary mirror body is adhered by double sided adhesive tape.