CN211928297U

CN211928297U - Telescope eyepiece adjustment mechanism

Info

Publication number: CN211928297U
Application number: CN202020340566.XU
Authority: CN
Inventors: 周捷; 皮波
Original assignee: Yunnan Hanrui Optical Instrument Co ltd
Current assignee: Yunnan Hanrui Optical Instrument Co ltd
Priority date: 2020-03-18
Filing date: 2020-03-18
Publication date: 2020-11-13
Anticipated expiration: 2030-03-18

Abstract

The utility model discloses a telescope eyepiece adjustment mechanism relates to optical instrument technical field, can't take notes data after transferring to the best focus to some traditional telescope eyepiece adjustment mechanisms, and the telescope can change current regulation result when being used by other people, and the problem that the telescope owner need repeated debugging once more again when next use now proposes following scheme, which comprises a housin, the front surface fixed connection of casing has the semicircle spacer, the front surface fixed connection of semicircle spacer has the location pointer, the inside one side that is located the location pointer of front surface of semicircle spacer rotates the scarf joint and has four counting disks. The utility model discloses a design of calibrated scale and location pointer is convenient for carry out visual display to the best focus after adjusting, through the design of counting disc, is convenient for take notes the data after focusing, is convenient for directly adjust the focus to best numerical value when using next time.

Description

Telescope eyepiece adjustment mechanism

Technical Field

The utility model relates to an optical instrument technical field especially relates to a telescope eyepiece adjustment mechanism.

Background

A telescope is an optical instrument that uses lenses or mirrors, as well as other optical devices, to view a remote object. The light rays passing through the lens are refracted or reflected by the concave mirror to enter the small hole and be converged to form an image, and then the image is seen through a magnifying eyepiece. The telescope is also called as a kilometer mirror, and the first function of the telescope is to enlarge the field angle of a distant object so that human eyes can see details with smaller angular distance. The telescope has the second function of sending light beam collected by the objective lens and much thicker than the pupil diameter (maximum 8 mm) into human eyes to make the observer see the dark and weak objects which cannot be seen originally, and the eyepiece adjusting mechanism of the telescope adjusts the focal length so as to adjust the focal length according to the eye focusing capacity of different users.

Some traditional telescope eyepiece adjustment mechanisms can't record data after adjusting to best focus, can change current regulation result when the telescope is used by other people, and the telescope owner needs repeated debugging once more again when next use.

SUMMERY OF THE UTILITY MODEL

The utility model provides a pair of telescope eyepiece adjustment mechanism has solved some traditional telescope eyepiece adjustment mechanism and can't carry out the record with data after transferring to the best focus, and the telescope can change current regulation result when being used by other people, and the problem that the telescope owner need repeated debugging once more again when next use.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

the utility model provides a telescope eyepiece adjustment mechanism, includes the casing, the front surface fixedly connected with semicircle spacer of casing, the front surface fixedly connected with location pointer of semicircle spacer, the inside one side that is located the location pointer of front surface of semicircle spacer rotates the scarf joint and has four counting discs, four the counting disc is octagon structure, and four stamp-mark respectively on eight faces of counting disc has 0-9 ten figures.

Preferably, the front surface of semicircle spacer is located the upside fixedly connected with fixed mounting piece of count dish, the inside swing joint of fixed mounting piece has the screw rod, the screw rod cover has been cup jointed in the one end meshing of screw rod, just the screw rod cover is connected with the inner wall activity block of fixed mounting piece.

Preferably, the other end fixedly connected with gag lever post of screw rod, four branch poles of upper surface integral type fixedly connected with of gag lever post, four eight spacing holes have all been seted up to a side surface of counting disc distribution, just spacing hole and the tip phase-match of branch pole.

Preferably, two ends of the shell are respectively and fixedly connected with a lens cone, the bottom ends of the two lens cones are both connected with an objective lens, the top ends of the two lens cones are both connected with an eyepiece, and the inside of the shell is rotatably connected with a focusing knob.

Preferably, the front surface of the shell is embedded with a dial, the dial is fixedly sleeved with a central connecting shaft of the focusing knob, and scale lines are marked on the outer surface of the dial in a distributed and carved mode.

Compared with the prior art, the beneficial effects of the utility model are that: the utility model discloses a calibrated scale and location pointer's design is convenient for carry out visual display to the best focus after adjusting, through the design of counting dish, is convenient for take notes the data after focusing, is convenient for directly adjust the focus to best numerical value when using next time, through the design of gag lever post and spacing hole, is convenient for rotate spacing to the counting dish after the record numerical value, through the design of fixed mounting piece, screw rod and screw rod cover, is convenient for drive gag lever post horizontal migration.

Drawings

Fig. 1 is a schematic view of a front view structure of an eyepiece adjusting mechanism of a telescope according to the present invention;

FIG. 2 is a schematic structural view of a semicircular positioning plate of the eyepiece adjusting mechanism of the telescope;

fig. 3 is a side view of the utility model provides a telescope eyepiece adjustment mechanism counting disc.

In the figure: the device comprises a lens barrel 1, an objective lens 2, an ocular lens 3, a shell 4, a focusing knob 5, a dial 6, a semicircular positioning sheet 7, a positioning pointer 8, a counting disc 9, a limiting rod 10, a fixed mounting block 11, a screw rod 12, a screw rod sleeve 13 and a limiting hole 14.

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.

Referring to fig. 1-3, a telescope eyepiece adjusting mechanism comprises a shell 4, wherein a semicircular positioning sheet 7 is fixedly connected to the front surface of the shell 4, a positioning pointer 8 is fixedly connected to the front surface of the semicircular positioning sheet 7, four counting discs 9 are rotatably embedded in one side, located at the positioning pointer 8, of the front surface of the semicircular positioning sheet 7, the four counting discs 9 are of an octagonal structure, and 0-9 ten numbers are respectively imprinted on eight surfaces of the four counting discs 9.

In this embodiment, the front surface of the semicircular positioning plate 7 is located on the upper side of the counting disc 9 and is fixedly connected with a fixed mounting block 11, the inside of the fixed mounting block 11 is movably connected with a screw 12, one end of the screw 12 is engaged and sleeved with a screw sleeve 13, and the screw sleeve 13 is movably clamped and connected with the inner wall of the fixed mounting block 11.

In this embodiment, the other end fixedly connected with gag lever post 10 of screw rod 12, four branch poles of upper surface integral type fixedly connected with of gag lever post 10, eight spacing holes 14 have been seted up to a side surface of four counting disks 9 all distributes, and spacing hole 14 and the tip phase-match of branch pole.

In this embodiment, two ends of the housing 4 are respectively and fixedly connected with one lens barrel 1, the bottom ends of the two lens barrels 1 are both connected with the objective lens 2, the top ends of the two lens barrels 1 are both connected with the ocular lens 3, and the inside of the housing 4 is rotatably connected with the focusing knob 5.

In the embodiment, the dial 6 is embedded in the front surface of the shell 4, the dial 6 is fixedly sleeved with the central connecting shaft of the focusing knob 5, and scale lines are marked on the outer surface of the dial 6 in a distributed and carved mode.

The working principle is as follows: some traditional telescope eyepiece adjusting mechanisms can not record data after adjusting to the optimal focal length, the current adjusting result can be changed when the telescope is used by other people, and the telescope owner needs to repeatedly debug again when the telescope is used next time, when the telescope is adjusted to the optimal focal length, the corresponding scale line numerical value on the positioning pointer 8 and the dial 6 is observed, this value is then recorded by toggling the counting disks 9, the first counting disk 9 representing the integer part, the last three counting disks 9 representing the fractional part, then, the screw sleeve 13 is rotated, the screw sleeve 13 is sleeved with the screw 12 through meshing, the screw 12 drives the limiting rod 10 to move towards the counting disc 9, the branch rod on the lower surface of the limiting rod 10 is clamped into the limiting hole 14 in the corresponding position, and therefore the rotation of the counting disc 9 is limited.

In conclusion, through the design of the dial 6 and the positioning pointer 8, the adjusted optimal focal length can be visually displayed conveniently, through the design of the counting disc 9, the focused data can be recorded conveniently, the focal length can be adjusted to the optimal value directly when the counting disc is used next time, through the design of the limiting rod 10 and the limiting hole 14, the counting disc 9 with the recorded value can be rotated and limited conveniently, and through the design of the fixed mounting block 11, the screw 12 and the screw sleeve 13, the limiting rod 10 can be driven to move horizontally conveniently.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. The utility model provides a telescope eyepiece adjustment mechanism, includes casing (4), its characterized in that, the front surface fixedly connected with semicircle spacer (7) of casing (4), the front surface fixedly connected with location pointer (8) of semicircle spacer (7), the inside one side that is located location pointer (8) of front surface of semicircle spacer (7) rotates to have inlayed four counting disks (9), four counting disks (9) are octagon structure, and four carve respectively on eight faces of counting disk (9) and print 0-9 ten figures.

2. The telescope eyepiece adjusting mechanism according to claim 1, wherein the front surface of the semicircular positioning piece (7) is fixedly connected with a fixed mounting block (11) at the upper side of the counting disc (9), the inner part of the fixed mounting block (11) is movably connected with a screw rod (12), one end of the screw rod (12) is meshed and sleeved with a screw rod sleeve (13), and the screw rod sleeve (13) is movably clamped and connected with the inner wall of the fixed mounting block (11).

3. The telescope eyepiece adjusting mechanism according to claim 2, wherein a limiting rod (10) is fixedly connected to the other end of the screw (12), four branch rods are fixedly connected to the upper surface of the limiting rod (10) in an integrated manner, eight limiting holes (14) are distributed in the surface of one side of each of the four counting discs (9), and the limiting holes (14) are matched with the ends of the branch rods.

4. A telescope eyepiece adjusting mechanism according to claim 1, wherein two ends of the housing (4) are fixedly connected with a lens barrel (1), the bottom ends of the two lens barrels (1) are connected with an objective lens (2), the top ends of the two lens barrels (1) are connected with an eyepiece (3), and the inside of the housing (4) is rotatably connected with a focusing knob (5).

5. A telescope eyepiece adjustment mechanism according to claim 4, characterized in that the casing (4) has a dial (6) embedded in its front surface, that the dial (6) is fixedly sleeved with the central connection shaft of the focusing knob (5), and that the dial (6) has scale lines imprinted on its outer surface distribution.