CN209028291U - A kind of binoculars focusing structure - Google Patents

Abstract

The utility model discloses a kind of binoculars focusing structures, including objective tube, the quantity of the objective tube is two, fixed block is fixedly connected between two objective tubes, the fixed block is internally provided with motion bar, the surface of the motion bar is threaded with swivel nut, the surface activity of the swivel nut is connected with bearing, the surface of the bearing is flexibly connected with the inner wall of fixed block, the two sides of the bearing are fixedly connected to link block, the side of the separate bearing of the link block, which sequentially passes through fixed block and objective tube and extends to the inside of objective tube, is fixedly connected with focusing lens.The utility model is used cooperatively by setting motion bar, swivel nut, bearing, link block, focusing lens and rotating block, it is easy to use binoculars focusing structure, binoculars focusing structure connective stability is good, it is not easy to be destroyed the optical axis accuracy of focusing lens by extraneous factor, the normal work for guaranteeing telescope, is conducive to the use of people.

Description

A kind of binoculars focusing structure

Technical field

The utility model relates to telescope technical field, specially a kind of binoculars focusing structure.

Background technique

Telescope is a kind of optical instrument that remote object is observed using lens or reflecting mirror and other optical devices, packet Binoculars and monocular are included, the focusing structure of existing binoculars includes focusing screw and focusing lens, is passed through The focusing screw being inserted into lens barrel drives focusing lens in lens barrel intrinsic displacement, so that the spacing for adjusting focusing lens and eyepiece is realized The focus adjustment of telescope, connective stability is poor between the component of this structure, and the light of focusing lens is easily destroyed by extraneous factor Axis accuracy influences the normal work of telescope, is unfavorable for the use of people.

Utility model content

The purpose of this utility model is to provide a kind of binoculars focusing structures, have binoculars focusing structure Advantage easy to use solves binoculars focusing structure inconvenient problem with use.

To achieve the above object, the utility model provides the following technical solutions: a kind of binoculars focusing structure, including Objective tube, the quantity of the objective tube are two, are fixedly connected with fixed block, the inside of the fixed block between two objective tubes It is provided with motion bar, the surface of the motion bar is threaded with swivel nut, and the surface activity of the swivel nut is connected with bearing, described The surface of bearing is flexibly connected with the inner wall of fixed block, and the two sides of the bearing are fixedly connected to link block, the link block The side of separate bearing sequentially pass through fixed block and objective tube and extend to the inside of objective tube and be fixedly connected with focusing lens, institute The surface for stating focusing lens is flexibly connected with the inner wall of objective tube, and the top and bottom end of the motion bar are run through fixed block and extended It is fixedly connected with rotating block and block respectively to the outside of fixed block, is fixedly connected at the top of the fixed block positioned at rotating block The supporting block of bottom, the inner wall of the supporting block and the surface activity of motion bar connect.

Preferably, the two sides of the rotating block bottom are fixedly connected to fixed link, and the bottom end of the fixed link is fixed to be connected It is connected to the fixed plate positioned at supporting block surface, the internal activity of the fixed plate is connected with movable balls, the supporting block inner cavity Two sides are fixedly connected to spring, and the other side of the spring is fixedly connected with ball cover, and the ball cover is passed through far from the side of spring Perforating branches bracer simultaneously extends to the outside of supporting block and the surface activity connection of movable balls.

Preferably, the bottom of the objective tube is fixedly connected with object lens housing sleeve, and the bottom of the object lens housing sleeve is fixed It is connected with connection strap, the other side of the connection strap is fixedly connected with protective jacket, the inner wall and object lens housing sleeve of the protective jacket Surface activity connection.

Preferably, it is fixedly connected with eyepiece stalk at the top of the objective tube, is fixedly connected with rubber at the top of the eyepiece stalk Rubber mat.

Preferably, the inside of the objective tube offers sliding slot, and the inner wall of the sliding slot and the surface activity of link block connect It connects.

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

1, the utility model being used cooperatively by setting motion bar, swivel nut, bearing, link block, focusing lens and rotating block, It is easy to use binoculars focusing structure, binoculars focusing structure connective stability is good, is not easy to be broken by extraneous factor The optical axis accuracy of bad focusing lens, guarantees the normal work of telescope, is conducive to the use of people.

2, the utility model is by setting fixed link, fixed plate, movable balls, spring and ball cover, convenient for the position to rotating block It sets and is fixed, by setting object lens housing sleeve, connection strap and protective jacket, the object lens in object lens housing sleeve can be protected Shield keeps people safer using binoculars by setting eyepiece stalk and rubber pad.

Detailed description of the invention

FIG. 1 is a schematic structural view of the utility model；

Fig. 2 is the utility model structure top view；

Fig. 3 is the utility model mechanism support block front view.

In figure: 1 objective tube, 2 fixed blocks, 3 motion bars, 4 swivel nuts, 5 bearings, 6 link blocks, 7 focusing lens, 8 rotating blocks, 9 gears Block, 10 supporting blocks, 11 fixed links, 12 fixed plates, 13 movable balls, 14 springs, 15 ball covers, 16 object lens housing sleeves, 17 connection straps, 18 Protective jacket, 19 eyepiece stalks, 20 rubber pads, 21 sliding slots.

Specific embodiment

The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work Every other embodiment obtained, fall within the protection scope of the utility model.

Fig. 1-3, a kind of binoculars focusing structure, including objective tube 1, the top of objective tube 1 is please referred to be fixedly connected There is eyepiece stalk 19, the top of eyepiece stalk 19 is fixedly connected with rubber pad 20, by setting eyepiece stalk 19 and rubber pad 20, makes people Safer using binoculars, the inside of objective tube 1 offers sliding slot 21, and the inner wall of sliding slot 21 and the surface of link block 6 are living Dynamic connection, the bottom of objective tube 1 are fixedly connected with object lens housing sleeve 16, and the bottom of object lens housing sleeve 16 is fixedly connected with connection strap 17, the other side of connection strap 17 is fixedly connected with protective jacket 18, the inner wall of protective jacket 18 and the surface activity of object lens housing sleeve 16 Connection can protect the object lens in object lens housing sleeve 16 by setting object lens housing sleeve 16, connection strap 17 and protective jacket 18 Shield, the quantity of objective tube 1 are two, are fixedly connected with fixed block 2 between two objective tubes 1, fixed block 2 is internally provided with work Lever 3, the surface of motion bar 3 are threaded with swivel nut 4, and the surface activity of swivel nut 4 is connected with bearing 5, the surface of bearing 5 and solid The inner wall for determining block 2 is flexibly connected, and the two sides of bearing 5 are fixedly connected to link block 6, the side of the separate bearing 5 of link block 6 according to It is secondary through fixed block 2 and objective tube 1 and to extend to the inside of objective tube 1 and be fixedly connected with focusing lens 7, the surface of focusing lens 7 with The inner wall of objective tube 1 is flexibly connected, and the top and bottom end of motion bar 3 run through fixed block 2 and extend to the outer portion of fixed block 2 It is not fixedly connected with rotating block 8 and block 9, the two sides of 8 bottom of rotating block are fixedly connected to fixed link 11, the bottom of fixed link 11 End is fixedly connected with the fixed plate 12 positioned at 10 surface of supporting block, and the internal activity of fixed plate 12 is connected with movable balls 13, support The two sides of 10 inner cavity of block are fixedly connected to spring 14, and the other side of spring 14 is fixedly connected with ball cover 15, and ball cover 15 is far from bullet The side of spring 14 is through supporting block 10 and extends to the outside of supporting block 10 and connect with the surface activity of movable balls 13, passes through setting Fixed link 11, fixed plate 12, movable balls 13, spring 14 and ball cover 15, are fixed convenient for the position to rotating block 8, fixed block 2 Top be fixedly connected with the supporting block 10 positioned at 8 bottom of rotating block, the inner wall of supporting block 10 and the surface activity of motion bar 3 connect It connects, by being used cooperatively for setting motion bar 3, swivel nut 4, bearing 5, link block 6, focusing lens 7 and rotating block 8, the bitubular is made to look in the distance Mirror focusing structure is easy to use, and binoculars focusing structure connective stability is good, is not easy to destroy focusing lens by extraneous factor Optical axis accuracy, guarantee the normal work of telescope, be conducive to the use of people.

In use, rotation rotating block 8, rotating block 8 drive motion bar 3 to rotate, motion bar 3 is rotated upwardly and downwardly with movable snail sleeve 4, spiral shell Set 4 drives link block 6 to move up and down by bearing 5, and link block 6 drives focusing lens 7 to move up and down in objective tube 1, to change Become the spacing between eyepiece, realize focusing, be easy to use binoculars focusing structure, binoculars focusing structure connects It connects that stability is good, is not easy to be destroyed the optical axis accuracy of focusing lens by extraneous factor, guarantees the normal work of telescope, be conducive to people Use.

In summary: the binoculars focusing structure passes through motion bar 3, swivel nut 4, bearing 5, link block 6, focusing lens 7 With the cooperation of rotating block 8, solves binoculars focusing structure inconvenient problem with use.

While there has been shown and described that the embodiments of the present invention, for the ordinary skill in the art, It is understood that these embodiments can be carried out with a variety of variations in the case where not departing from the principles of the present invention and spirit, repaired Change, replacement and variant, the scope of the utility model is defined by the appended claims and the equivalents thereof.

Claims (5)

1. a kind of binoculars focusing structure, including objective tube (1), it is characterised in that: the quantity of the objective tube (1) is two It is a, it is fixedly connected with fixed block (2) between two objective tubes (1), the fixed block (2) is internally provided with motion bar (3), institute The surface for stating motion bar (3) is threaded with swivel nut (4), and the surface activity of the swivel nut (4) is connected with bearing (5), the axis The surface for holding (5) is flexibly connected with the inner wall of fixed block (2), and the two sides of the bearing (5) are fixedly connected to link block (6), The side of the separate bearing (5) of the link block (6) sequentially passes through fixed block (2) and objective tube (1) and extends to objective tube (1) Inside be fixedly connected with focusing lens (7), the surface of the focusing lens (7) is flexibly connected with the inner wall of objective tube (1), the work The top and bottom end of lever (3) run through fixed block (2) and extend to the outside of fixed block (2) is fixedly connected with rotating block respectively (8) and block (9) it, is fixedly connected with the supporting block (10) positioned at rotating block (8) bottom at the top of the fixed block (2), it is described The inner wall of supporting block (10) is connect with the surface activity of motion bar (3).

2. a kind of binoculars focusing structure according to claim 1, it is characterised in that: rotating block (8) bottom Two sides be fixedly connected to fixed link (11), the bottom end of the fixed link (11) is fixedly connected with positioned at supporting block (10) surface Fixed plate (12), the internal activity of the fixed plate (12) is connected with movable balls (13), the two of supporting block (10) inner cavity Side is fixedly connected to spring (14), and the other side of the spring (14) is fixedly connected with ball cover (15), and the ball cover (15) is remote Side from spring (14) through supporting block (10) and extends to the outside of supporting block (10) and the surface activity of movable balls (13) Connection.

3. a kind of binoculars focusing structure according to claim 1, it is characterised in that: the bottom of the objective tube (1) Portion is fixedly connected with object lens housing sleeve (16), and the bottom of the object lens housing sleeve (16) is fixedly connected with connection strap (17), described The other side of connection strap (17) is fixedly connected with protective jacket (18), inner wall and object lens housing sleeve (16) of the protective jacket (18) Surface activity connection.

4. a kind of binoculars focusing structure according to claim 1, it is characterised in that: the top of the objective tube (1) Portion is fixedly connected with eyepiece stalk (19), is fixedly connected with rubber pad (20) at the top of the eyepiece stalk (19).

5. a kind of binoculars focusing structure according to claim 1, it is characterised in that: the objective tube (1) it is interior Portion offers sliding slot (21), and the inner wall of the sliding slot (21) is connect with the surface activity of link block (6).