CN210639329U

CN210639329U - Telescope focusing mechanism

Info

Publication number: CN210639329U
Application number: CN201921938505.7U
Authority: CN
Inventors: 文学俊
Original assignee: Kunming Langling Optoelectronic Instrument Co ltd
Current assignee: Kunming Langling Optoelectronic Instrument Co ltd
Priority date: 2019-11-12
Filing date: 2019-11-12
Publication date: 2020-05-29
Anticipated expiration: 2029-11-12

Abstract

The utility model discloses a telescope focusing mechanism, including first objective lens barrel and second objective lens barrel, the top of first objective lens barrel and second objective lens barrel is all fixed the intercommunication and has the objective lens barrel, the inner wall fixedly connected with eyepiece of objective lens barrel, the bottom fixedly connected with objective lens of first objective lens barrel and second objective lens barrel inner wall, the right side of first objective lens barrel inner chamber and the left side of second objective lens barrel inner chamber are all seted up flutedly, the inner wall of recess has the threaded rod through bearing swing joint, the top fixed cover on threaded rod surface has first gear, the equal fixedly connected with framework in top of the relative one side of first objective lens barrel and second objective lens barrel. The utility model provides a current binocular can not solitary focusing, because everybody about the eye vision different, the in-process of focusing can not make about the eye see for the most clear state, cause the problem of telescope effect variation.

Description

Telescope focusing mechanism

Technical Field

The utility model relates to a telescope technical field specifically is a telescope focusing mechanism.

Background

The optical instrument is formed by combining a single optical device or a plurality of optical devices, and the optical instrument is mainly divided into two categories, one category is an optical instrument for imaging, such as a slide projector, a camera and the like; the other type is an optical instrument forming a virtual image, such as a telescope, a microscope, a magnifier and the like, wherein the telescope is divided into a monocular and a binocular, the existing binoculars cannot independently perform focusing, and the left eye and the right eye cannot be seen in the clearest state in the focusing process due to different eyesight of each person, so that the telescopic effect is poor.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a telescope focusing mechanism possesses the advantage that can be solitary carry out focusing, has solved current binocular and can not solitary carry out focusing, because everybody about the eye vision different, what the in-process of focusing can not make about the eye see is the most clear state, causes the problem of the effect variation of looking far.

In order to achieve the above object, the utility model provides a following technical scheme: a telescope focusing mechanism comprises a first objective lens barrel and a second objective lens barrel, wherein the tops of the first objective lens barrel and the second objective lens barrel are fixedly communicated with eyepiece barrels, the inner wall of the eyepiece barrel is fixedly connected with an eyepiece, the bottoms of the inner walls of the first objective lens barrel and the second objective lens barrel are fixedly connected with objectives, the right side of an inner cavity of the first objective lens barrel and the left side of the inner cavity of the second objective lens barrel are respectively provided with a groove, the inner wall of each groove is movably connected with a threaded rod through a bearing, the top of the surface of the threaded rod is fixedly sleeved with a first gear, the top of the opposite side of the first objective lens barrel and the top of the opposite side of the second objective lens barrel are respectively provided with a rectangular hole, the bottom of the inner cavity of the frame is movably connected with a rotating rod through a rotating shaft, and the top of the rotating rod penetrates through the, the fixed cover in surface that the bull stick is located framework inner chamber one end is equipped with the second gear, one side of second gear runs through the rectangular hole and extends to the inner chamber of first objective lens section of thick bamboo and second objective lens section of thick bamboo respectively, first gear and second gear meshing, the surface thread cover of threaded rod is equipped with the fly leaf, one side fixedly connected with focusing objective of fly leaf, the first connecting plate of right side fixedly connected with of first objective lens section of thick bamboo, the left side fixedly connected with second connecting plate of second objective lens section of thick bamboo, the left side at first connecting plate top is run through and is provided with the bolt, the outside that first connecting plate and second connecting plate and extend to first connecting plate is run through in proper order to the bottom of bolt, the bottom thread bush on bolt surface is equipped with.

Preferably, the left side of the inner cavity of the first objective lens barrel and the right side of the inner cavity of the second objective lens barrel are both provided with sliding grooves, one side of the objective lens, which is far away from the threaded rod, is fixedly connected with a sliding block, one side of the sliding block, which is far away from the objective lens, extends to the inner cavity of the sliding grooves, and the sliding grooves are in sliding connection with the sliding block.

Preferably, a gasket is arranged between the nut and the first connecting plate, and the bolt penetrates through the gasket.

Preferably, the top of the frame body is provided with a through hole matched with the rotating rod, the diameter of the rotating rod is smaller than that of the through hole, and the surfaces of the first objective lens barrel and the second objective lens barrel are fixedly connected with anti-skid grains.

Preferably, a first bearing is arranged between the threaded rod and the groove, and the first bearing is sleeved on the surface of the threaded rod.

Preferably, a second bearing is arranged between the rotating rod and the frame body, and the second bearing is sleeved on the surface of the rotating rod.

Compared with the prior art, the beneficial effects of the utility model are as follows:

1. the utility model discloses a first objective lens cone, the second objective lens cone, the eyepiece barrel, the eyepiece, objective, the recess, the threaded rod, first gear, the framework, the rectangular hole, the bull stick, the carousel, the second gear, the fly leaf, focusing objective, first connecting plate, the second connecting plate, bolt and nut cooperate, possess the advantage that can be solitary carry out focusing, solved current binocular and can not solitary carry out focusing, because everybody's the left and right sides eye vision is different, what the in-process of focusing can not make left and right sides eye see is the most clear state, cause the problem of looking far away effect variation.

2. The utility model discloses a set up spout and slider, the movement track to adjusting objective fixes, make adjusting objective more stable when removing, through setting up the gasket, increase the area of contact of nut and first connecting plate, it is more firm to make bolt and nut connect, through setting up the through-hole, make more smooth and easy when rotating the bull stick, through setting up anti-skidding line, increase the frictional force of first objective lens cone and second objective lens cone and staff, be convenient for people's assurance, through setting up first bearing, support fixedly to the screw-threaded rod, and make the threaded rod not receive the influence of recess when rotating, through setting up the second bearing, it is fixed to support the bull stick, and make the bull stick not receive the influence of framework when rotating.

Drawings

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

FIG. 2 is an enlarged schematic view of A of FIG. 1 according to the present invention;

fig. 3 is a schematic view of the front view structure of the present invention.

In the figure: the device comprises a first objective lens barrel 1, a second objective lens barrel 2, a third objective lens barrel 3, an eyepiece 4, an objective lens 5, a groove 6, a threaded rod 7, a first gear 8, a frame 9, a rectangular hole 10, a rotating rod 11, a rotating disk 12, a second gear 13, a movable plate 14, a focusing objective lens 15, a first connecting plate 16, a second connecting plate 17, a bolt 18, a nut 19, a sliding chute 20 and a sliding block 21.

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.

In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "front end", "rear end", "both ends", "one end", "the other end", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element to be referred must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted", "provided", "connected", and the like are to be construed broadly, such as "connected", which may be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

The utility model discloses a first objective lens cone 1, second objective lens cone 2, eyepiece lens cone 3, eyepiece 4, objective 5, recess 6, threaded rod 7, first gear 8, framework 9, rectangular hole 10, bull stick 11, carousel 12, second gear 13, fly leaf 14, focusing objective 15, first connecting plate 16, second connecting plate 17, bolt 18, nut 19, spout 20 and slider 21 part are general standard or the part that technical personnel in the field know, its structure and principle all are that this technical personnel all can learn through the technical manual or learn through conventional experimental method.

Referring to fig. 1-3, a telescope focusing mechanism comprises a first objective lens barrel 1 and a second objective lens barrel 2, wherein the top parts of the first objective lens barrel 1 and the second objective lens barrel 2 are fixedly communicated with an eyepiece barrel 3, the inner wall of the eyepiece barrel 3 is fixedly connected with an eyepiece 4, the bottom parts of the inner walls of the first objective lens barrel 1 and the second objective lens barrel 2 are fixedly connected with an objective lens 5, the right side of the inner cavity of the first objective lens barrel 1 and the left side of the inner cavity of the second objective lens barrel 2 are respectively provided with a groove 6, the inner wall of the groove 6 is movably connected with a threaded rod 7 through a bearing, the top part of the surface of the threaded rod 7 is fixedly sleeved with a first gear 8, the top parts of the opposite sides of the first objective lens barrel 1 and the second objective lens barrel 2 are respectively fixedly connected with a frame body 9, the top parts of the opposite sides of the, the top of the rotating rod 11 penetrates to the outside of the frame body 9 and is fixedly connected with a rotating disc 12, the surface of the rotating rod 11, which is positioned at one end of the inner cavity of the frame body 9, is fixedly sleeved with a second gear 13, one side of the second gear 13 penetrates through a rectangular hole 10 and respectively extends to the inner cavities of the first objective lens barrel 1 and the second objective lens barrel 2, the first gear 8 is meshed with the second gear 13, the surface thread of the threaded rod 7 is sleeved with a movable plate 14, one side of the movable plate 14 is fixedly connected with a focusing objective lens 15, the right side of the first objective lens barrel 1 is fixedly connected with a first connecting plate 16, the left side of the second objective lens barrel 2 is fixedly connected with a second connecting plate 17, the left side of the top of the first connecting plate 16 is penetrated with a bolt 18, the bottom of the bolt 18 sequentially penetrates through the first connecting plate 16 and the second connecting plate 17 and extends to the outside of the first connecting plate 16, the bottom thread on the, the side, far away from the threaded rod 7, of the objective lens 5 is fixedly connected with a sliding block 21, the side, far away from the objective lens 5, of the sliding block 21 extends to an inner cavity of a sliding groove 20, the sliding groove 20 is in sliding connection with the sliding block 21, the movement track of the adjusting objective lens 5 is fixed by arranging the sliding groove 20 and the sliding block 21, so that the adjusting objective lens 5 is more stable when moving, a gasket is arranged between a nut 19 and a first connecting plate 16, a bolt 18 penetrates through the gasket, the contact area between the nut 19 and the first connecting plate 16 is increased by arranging the gasket, so that the bolt 18 and the nut 19 are connected more firmly, a through hole matched with a rotating rod 11 is formed in the top of a frame body 9, the diameter of the rotating rod 11 is smaller than that of the through hole, anti-slip threads are fixedly connected to the surfaces of the first objective lens barrel 1 and the second objective lens barrel 2, the rotating rod 11 is smoother when rotating by arranging the through hole, and the, the portable focusing device is convenient for people to hold, a first bearing is arranged between the threaded rod 7 and the groove 6, the first bearing is sleeved on the surface of the threaded rod 7, the threaded rod 7 is supported and fixed by arranging the first bearing, the threaded rod 7 is not influenced by the groove 6 when rotating, a second bearing is arranged between the rotating rod 11 and the frame body 9, the second bearing is sleeved on the surface of the rotating rod 11, the rotating rod 11 is supported and fixed by arranging the second bearing, the rotating rod 11 is not influenced by the frame body 9 when rotating, the first objective lens barrel 1, the second objective lens barrel 2, the eyepiece barrel 3, the eyepiece 4, the objective lens 5, the groove 6, the threaded rod 7, the first gear 8, the frame body 9, the rectangular hole 10, the rotating rod 11, the rotary disc 12, the second gear 13, the movable plate 14, the focusing objective lens 15, the first connecting plate 16, the second connecting plate 17, the bolt 18 and the nut 19 are matched, and the portable focusing device has the advantage of, the binocular telescope solves the problems that the existing binoculars cannot independently focus, and the telescopic effect is poor due to the fact that the left eye and the right eye of each person have different eyesight and the left eye and the right eye cannot be seen in the most clear state in the focusing process.

During the use, according to different users' interpupillary distance, rotate first objective lens barrel 1 and second objective lens barrel 2, adjust the suitable position of user with the distance between eyepiece 4, press close to the eyes, with hand rotation carousel 12, the rotation of carousel 12 drives the rotation of bull stick 11 and second gear 13, the rotation of second gear 13 drives the rotation of first gear 8 and threaded rod 7, the rotation of threaded rod 7 drives the removal of fly leaf 14, the removal of fly leaf 14 drives the removal of adjusting objective 5, thereby focus to the telescope and see the most clear position about, dismantle bolt 18 and nut 19 from first connecting plate 16 and second connecting plate 17, can work as the single-cylinder telescope use, and still can focus alone.

In summary, the following steps: this telescope focusing mechanism, through first objective lens barrel 1, second objective lens barrel 2, eyepiece barrel 3, eyepiece 4, objective 5, recess 6, threaded rod 7, first gear 8, framework 9, rectangular hole 10, bull stick 11, carousel 12, second gear 13, fly leaf 14, focusing objective 15, first connecting plate 16, second connecting plate 17, bolt 18 and nut 19 cooperate, current binocular can not solitary carry out focusing has been solved, because everyone's left and right eyes eyesight is different, what can not make left and right eyes see at the in-process of focusing is the most clear state, cause the problem of telescope effect variation.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a telescope focusing mechanism, includes first objective lens barrel (1) and second objective lens barrel (2), its characterized in that: the top of the first objective lens barrel (1) and the top of the second objective lens barrel (2) are fixedly communicated with an eyepiece barrel (3), the inner wall of the eyepiece barrel (3) is fixedly connected with an eyepiece (4), the bottoms of the inner walls of the first objective lens barrel (1) and the second objective lens barrel (2) are fixedly connected with an objective lens (5), the right side of the inner cavity of the first objective lens barrel (1) and the left side of the inner cavity of the second objective lens barrel (2) are respectively provided with a groove (6), the inner wall of the groove (6) is movably connected with a threaded rod (7) through a bearing, the top of the surface of the threaded rod (7) is fixedly sleeved with a first gear (8), the top of one side, opposite to the first objective lens barrel (1) and the second objective lens barrel (2) is respectively fixedly connected with a frame body (9), and the top of one side, opposite to the first objective, the bottom of the inner cavity of the frame body (9) is movably connected with a rotating rod (11) through a rotating shaft, the top of the rotating rod (11) penetrates through the outer part of the frame body (9) and is fixedly connected with a rotating disc (12), the surface of the rotating rod (11) at one end of the inner cavity of the frame body (9) is fixedly sleeved with a second gear (13), one side of the second gear (13) penetrates through a rectangular hole (10) and extends to the inner cavities of the first objective lens barrel (1) and the second objective lens barrel (2) respectively, the first gear (8) is meshed with the second gear (13), a movable plate (14) is sleeved on the surface of the threaded rod (7) in a threaded manner, one side of the movable plate (14) is fixedly connected with a focusing objective lens (15), the right side of the first objective lens barrel (1) is fixedly connected with a first connecting plate (16), and the left side of the second objective lens, the left side at first connecting plate (16) top is run through and is provided with bolt (18), the bottom of bolt (18) runs through first connecting plate (16) and second connecting plate (17) in proper order and extends to the outside of first connecting plate (16), the bottom screw thread cover on bolt (18) surface is equipped with nut (19).

2. A telescope focusing mechanism according to claim 1, wherein: the left side of the inner cavity of the first objective lens barrel (1) and the right side of the inner cavity of the second objective lens barrel (2) are both provided with a sliding groove (20), one side of the objective lens (5) far away from the threaded rod (7) is fixedly connected with a sliding block (21), one side of the sliding block (21) far away from the objective lens (5) extends to the inner cavity of the sliding groove (20), and the sliding groove (20) is in sliding connection with the sliding block (21).

3. A telescope focusing mechanism according to claim 1, wherein: a gasket is arranged between the nut (19) and the first connecting plate (16), and the bolt (18) penetrates through the gasket.

4. A telescope focusing mechanism according to claim 1, wherein: the anti-skidding type lens barrel is characterized in that a through hole matched with the rotating rod (11) is formed in the top of the frame body (9), the diameter of the rotating rod (11) is smaller than that of the through hole, and anti-skidding lines are fixedly connected to the surfaces of the first objective lens barrel (1) and the second objective lens barrel (2).

5. A telescope focusing mechanism according to claim 1, wherein: a first bearing is arranged between the threaded rod (7) and the groove (6), and the first bearing is sleeved on the surface of the threaded rod (7).

6. A telescope focusing mechanism according to claim 1, wherein: and a second bearing is arranged between the rotating rod (11) and the frame body (9), and the surface of the rotating rod (11) is sleeved with the second bearing.