CN218497249U

CN218497249U - Aspheric astronomical telescope

Info

Publication number: CN218497249U
Application number: CN202221477557.0U
Authority: CN
Inventors: 包立泉
Original assignee: Ningbo Jihui Instrument Co ltd
Current assignee: Ningbo Jihui Instrument Co ltd
Priority date: 2022-06-14
Filing date: 2022-06-14
Publication date: 2023-02-17
Anticipated expiration: 2032-06-14

Abstract

The utility model discloses an aspheric surface formula astronomical telescope, including astronomical telescope lens cone, objective, eyepiece, focusing knob, connecting seat, beam ring, butt joint seat, fixing base, first fluted disc, first worm, second fluted disc, second worm, first bracing piece. The beneficial effects of the utility model are that: the objective lens and the ocular lens in the astronomical telescope are both made of aspheric lenses, the astronomical telescope lens barrel is internally provided with an aspheric primary lens with the caliber of 254mm and the focal length of 1250mm, distortion of an astronomical body observed by a user when the astronomical body is observed is avoided through an aspheric lens structure, a first fluted disc is horizontally fixed on a fixing base in the astronomical telescope and is meshed and butted with a first worm, a second fluted disc is vertically fixed on a butting base and is meshed and butted with a second worm, and the user can adjust the angles of the astronomical telescope lens barrel in the horizontal direction and the vertical direction respectively by rotating the first worm and the second worm.

Description

Aspheric astronomical telescope

Technical Field

The utility model relates to an astronomical telescope specifically is an aspheric surface formula astronomical telescope, belongs to astronomical telescope technical field.

Background

With the continuous development of the times, the astronomical telescope has stronger and stronger observation capability from an optical wave band to a full wave band and from the ground to the space, more and more information of an astronomical object can be captured, and in order to further meet the observation requirements of people, the astronomical telescope is also rapidly developed, and until now, the development of the astronomical telescope is relatively perfect.

However, the existing astronomical telescope still has some problems:

1) The eyepiece of the traditional astronomical telescope mostly adopts a spherical mirror surface structure, which can enlarge the visual field, but also can cause the astronomical body observed by a person to generate certain distortion, and can not completely restore the original shape of the astronomical body;

2) Because when observing the celestial body through the astronomical telescope, the user needs carry out the angle of astronomical telescope regulation of certain degree, however traditional adjustment mode needs the user to rotate the astronomical telescope wholly manually, and the weight of astronomical telescope is generally great, leads to the user to need consume a large amount of physical power in the rotary type.

SUMMERY OF THE UTILITY MODEL

The object of the present invention is to provide an aspherical astronomical telescope for solving at least one of the above-mentioned technical problems.

The utility model discloses a following technical scheme realizes above-mentioned purpose: an aspherical astronomical telescope comprising:

the fixing mechanism comprises an astronomical telescope lens cone, an objective lens, an eyepiece and a focusing knob, wherein the objective lens is arranged at one end of the astronomical telescope lens cone, the eyepiece lens is arranged at the other end of the astronomical telescope lens cone, and the focusing knob is arranged on the astronomical telescope lens cone and is connected with a focusing structure in the astronomical telescope lens cone;

the supporting mechanism comprises a connecting seat, a butt joint seat, a fixing seat, a first worm and a second worm, wherein the supporting mechanism is connected to the bottom of the fixing mechanism, the connecting seat is connected and fixed to the bottom of the astronomical telescope lens barrel, the butt joint seat is connected in a rotating mode in the vertical direction through a rotating shaft, the butt joint seat is connected in a rotating mode in the horizontal direction through the rotating shaft and the fixing seat, the first worm is connected to the fixing seat in a rotating mode, and the second worm is connected to the connecting seat in a rotating mode.

As the utility model discloses further scheme again: the objective lens and the ocular lens are both made of aspheric lenses, and an aspheric primary lens with the caliber of 254mm and the focal length of 1250mm is arranged in the lens barrel of the astronomical telescope.

As a further aspect of the present invention: the connecting base is fixed with two bundling rings which are symmetrically arranged and form a group, the connecting base is provided with two groups, and the two groups of bundling rings are screwed and locked with the astronomical telescope lens cone through screws.

As the utility model discloses further scheme again: a first fluted disc is horizontally fixed on the fixed seat and is in meshed butt joint with the first worm, a second fluted disc is vertically fixed on the butt joint seat and is in meshed butt joint with the second worm.

As the utility model discloses further scheme again: and one ends of the first worm and the second worm are both fixed with extension rotating rods, and the other ends of the extension rotating rods are fixed with turnplates.

As a further aspect of the present invention: be the rotary type on the lateral wall of fixing base and be connected with first bracing piece, the center department of first bracing piece is provided with the notch, and sliding joint has the second bracing piece in the notch, and the second bracing piece is located the bottom of first bracing piece to revolve to twist in the lateral wall bottom of first bracing piece and be connected with adjusting screw, adjusting screw and second bracing piece are connected the locking.

The beneficial effects of the utility model are that:

1) The objective lens and the ocular lens in the astronomical telescope are both made of aspheric lenses, an aspheric primary lens with the caliber of 254mm and the focal length of 1250mm is arranged in a lens barrel of the astronomical telescope, and distortion of an astronomical body observed by a user when the astronomical body is observed is avoided through an aspheric lens structure.

2) The connecting seat in the astronomical telescope is fixed with two beam rings which are symmetrically arranged, and the two beam rings form a group and are arranged on the connecting seat, so that a user can quickly connect, fix and disassemble the lens cone of the astronomical telescope and the connecting seat.

3) A first fluted disc is horizontally fixed on a fixed seat in the astronomical telescope, the first fluted disc is meshed and butted with a first worm, a second fluted disc is vertically fixed on a butting seat, and the second fluted disc is meshed and butted with a second worm, so that a user can respectively adjust the angles of a lens cone of the astronomical telescope in the horizontal direction and the vertical direction by rotating the first worm and the second worm.

4) Extension rotating rods are fixed at one ends of a first worm and a second worm in the astronomical telescope, so that a user can rotate the extension rotating rods conveniently.

Drawings

FIG. 1 is a schematic view of the overall structure of the present invention;

fig. 2 is a schematic view of a first worm connection structure of the present invention;

fig. 3 is a schematic view of a second worm connection structure of the present invention;

fig. 4 is a schematic view of the whole connection structure of the support rod of the present invention.

In the figure: 1. astronomical telescope lens cone, 2, objective lens, 3, eyepiece, 4, focusing knob, 5, connecting seat, 6, collar, 7, butt joint seat, 8, fixing base, 9, first fluted disc, 10, first worm, 11, second fluted disc, 12, second worm, 13, first bracing piece, 14, second bracing piece, 15, adjusting screw, 16, extension bull stick.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Example one

As shown in fig. 1 to 4, an aspherical astronomical telescope comprises:

the fixing mechanism comprises an astronomical telescope lens cone 1, an objective lens 2, an eyepiece 3 and a focusing knob 4, wherein the objective lens 2 is arranged at one end of the astronomical telescope lens cone 1, the eyepiece 3 is arranged at the other end of the astronomical telescope lens cone 1, and the focusing knob 4 is arranged on the astronomical telescope lens cone 1 and is connected with a focusing structure in the astronomical telescope lens cone 1;

supporting mechanism, it includes connecting seat 5, to the seat 7, fixing base 8, first worm 10, second worm 12, supporting mechanism connects the bottom at fixed establishment, connecting seat 5 is connected and is fixed in the bottom of astronomical telescope lens cone 1, and be connected through pivot and butt seat 7 rotary type in vertical direction, butt seat 7 is connected through pivot and fixing base 8 rotary type on the horizontal direction, first worm 10 is the rotary type and connects on fixing base 8, second worm 12 is the rotary type and connects on connecting seat 5.

The embodiment of the utility model provides an in, objective 2, eyepiece 3 all adopt aspheric surface formula lens preparation to constitute, and the inside of astronomical telescope lens cone 1 is provided with 254mm bore, focus 1250 mm's aspheric surface primary mirror, and the celestial body that the lens structure through aspheric surface formula was avoided the user to survey when the celestial body produces the distortion.

In the embodiment of the present invention, the connecting seat 5 is fixed with the collar 6, the collar 6 is provided with two symmetrically, and two collars 6 form one set, and two sets are provided on the connecting seat 5, and two sets of collars 6 are all screwed and locked with the astronomical telescope lens cone 1 through screws, so that the user can quickly connect and fix the astronomical telescope lens cone 1 and the connecting seat 5 and disassemble them.

Example two

As shown in fig. 1 to 4, an aspherical astronomical telescope comprises:

the fixing mechanism comprises an astronomical telescope lens barrel 1, an objective lens 2, an eyepiece 3 and a focusing knob 4, wherein the objective lens 2 is arranged at one end of the astronomical telescope lens barrel 1, the eyepiece 3 is arranged at the other end of the astronomical telescope lens barrel 1, and the focusing knob 4 is arranged on the astronomical telescope lens barrel 1 and is connected with a focusing structure inside the astronomical telescope lens barrel 1;

In the embodiment of the present invention, the fixing base 8 is horizontally fixed with the first fluted disc 9, and the first fluted disc 9 is engaged with the first worm 10 for butt joint, the butt joint base 7 is vertically fixed with the second fluted disc 11, the second fluted disc 11 is engaged with the second worm 12 for butt joint, so that the user can adjust the angle of the astronomical telescope lens cone 1 in the horizontal and vertical directions by rotating the first worm 10 and the second worm 12.

In the embodiment of the present invention, the extension rotating rod 16 is fixed to one end of each of the first worm 10 and the second worm 12, and the other end of the extension rotating rod 16 is fixed to the rotating disc, so that the user can rotate the rotating disc.

In the embodiment of the present invention, the side wall of the fixing base 8 is rotatably connected with the first supporting rod 13, the center of the first supporting rod 13 is provided with a notch, the sliding joint in the notch is provided with the second supporting rod 14, the second supporting rod 14 is located at the bottom of the first supporting rod 13, and the bottom of the side wall of the first supporting rod 13 is screwed with the adjusting screw 15, the adjusting screw 15 is connected and locked with the second supporting rod 14, so that the user can adjust the overall height of the astronomical telescope lens barrel 1 as required.

The working principle is as follows: when the astronomical telescope is used, the second supporting rod 14 is controlled to vertically stretch to reach a proper height according to needs, then the height is locked with the first supporting rod 13 through the adjusting screw 15, then the astronomical telescope lens cone 1 is placed on the connecting seat 5, then the astronomical telescope lens cone is fixed with the connecting seat 5 through the beam ring 6, then a user can observe an astronomical object through the eyepiece 3, and the rotating rod 16 can also be prolonged to respectively drive the first worm 10 and the second worm 12 to rotate, so that the angles of the astronomical telescope lens cone 1 in the horizontal direction and the vertical direction can be respectively adjusted.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.

Claims

1. An aspheric astronomical telescope, comprising:

the fixing mechanism comprises an astronomical telescope lens cone (1), an objective lens (2), an eyepiece (3) and a focusing knob (4), wherein the objective lens (2) is arranged at one end of the astronomical telescope lens cone (1), the eyepiece (3) is arranged at the other end of the astronomical telescope lens cone (1), and the focusing knob (4) is arranged on the astronomical telescope lens cone (1) and is connected with a focusing structure in the astronomical telescope lens cone (1);

the supporting mechanism comprises a connecting seat (5), a butt joint seat (7), a fixed seat (8), a first worm (10) and a second worm (12), the supporting mechanism is connected to the bottom of the fixing mechanism, the connecting seat (5) is fixedly connected to the bottom of the astronomical telescope lens cone (1) and is rotatably connected with the butt joint seat (7) in the vertical direction through a rotating shaft, the butt joint seat (7) is rotatably connected with the fixed seat (8) in the horizontal direction through the rotating shaft, the first worm (10) is rotatably connected to the fixed seat (8), and the second worm (12) is rotatably connected to the connecting seat (5);

the objective lens (2) and the eyepiece lens (3) are both made of aspheric lenses, and an aspheric primary lens with the caliber of 254mm and the focal length of 1250mm is arranged in the astronomical telescope lens barrel (1).

2. An aspherical astronomical telescope according to claim 1, wherein: the astronomical telescope lens barrel is characterized in that two binding rings (6) are fixed on the connecting seat (5), the two binding rings (6) are symmetrically arranged, the two binding rings (6) form one group, two groups of binding rings are arranged on the connecting seat (5), and the two groups of binding rings (6) are screwed and locked with the astronomical telescope lens barrel (1) through screws.

3. An aspherical astronomical telescope according to claim 1, wherein: a first fluted disc (9) is horizontally fixed on the fixed seat (8), the first fluted disc (9) is meshed and butted with the first worm (10), a second fluted disc (11) is vertically fixed on the butting seat (7), and the second fluted disc (11) is meshed and butted with the second worm (12).

4. An aspherical astronomical telescope according to claim 1, wherein: and one ends of the first worm (10) and the second worm (12) are both fixed with an extension rotating rod (16), and the other end of the extension rotating rod (16) is fixed with a turntable.

5. An aspherical astronomical telescope according to claim 1, wherein: be the rotary type on the lateral wall of fixing base (8) and be connected with first bracing piece (13), the center department of first bracing piece (13) is provided with the notch, and sliding joint has second bracing piece (14) in the notch, and second bracing piece (14) are located the bottom of first bracing piece (13) to revolve to twist in the lateral wall bottom of first bracing piece (13) and be connected with adjusting screw (15), and adjusting screw (15) are connected with second bracing piece (14) and are locked.