CN221039614U - Drawing type monocular telescope - Google Patents

Abstract

The utility model relates to the technical field of monocular, in particular to a drawing type monocular, wherein two transverse plates are movably connected in a connecting cylinder, two guide rods are fixedly connected in the inner side of a lens barrel, the inner part of the connecting cylinder is slidably connected with the two guide rods, a limiting plate is fixedly arranged at the front end of the connecting cylinder, and the limiting plate is movably connected with the bottom end of the lens barrel. This pull type monocular telescope can receive the restriction that the connecting cylinder was inside to leave the locating hole through pressing the locating piece of button diaphragm front end, can loosen the button at any time, and the diaphragm can be at the thrust of leaf spring down the forward motion after pressing the button and loosen, and then the diaphragm can insert the locating piece and use this length of the interim card dead holding of connecting cylinder inboard with the locating hole that corresponds, has utilized the structure that can fix connecting cylinder pull distance at will for the monocular telescope can adapt to more circumstances, has improved the result of use of pull type monocular telescope.

Description

Drawing type monocular telescope

Technical Field

The utility model relates to the technical field of monocular, in particular to a pull type monocular.

Background

The telescope is an optical instrument for observing remote objects by using lenses or reflectors and other optical devices, light rays passing through the lenses are refracted or reflected by concave mirrors to enter small holes and are converged to form images, and then the images are observed by an amplifying ocular lens, the first function of the telescope is to amplify the opening angle of the remote objects, so that the human eyes can see the details with smaller angular distance, the second function of the telescope is to send light beams which are collected by the objective lens and are much thicker than the pupil diameter into the human eyes, so that observers can see dark and weak objects which cannot be seen originally, and the telescope can be divided into monocular telescope and binoculars according to the number of lens barrels.

For example, the name of the authorized bulletin number CN211878308U is a monocular telescope, although the eyepiece is pushed to drive the connecting cylinder to move, the eyepiece can be stored in the lens barrel after the eyepiece is used, and then the whole occupied volume of the device after the eyepiece is used is effectively reduced, the portability of the device is improved, the device is convenient to use, simultaneously, the device is prevented from sliding off during use through the friction strip and the limiting rope, the device is more convenient to use, but still exists, the existing monocular telescope is troublesome to use and is not flexible because the eyepiece can be pulled out from the lens barrel to stretch out according to use, but the eyepiece is driven to slide by virtue of the fixed rail in the lens barrel, but because the structure capable of being positioned in time is lacking above the rail, the eyepiece can only be stretched to the longest position or contracted to the shortest position in the sliding process, and the eyepiece can not be pulled and adjusted according to the length required in practice, if the eyepiece is not required to be positioned in the middle position, one hand of the user is required to be occupied, the use person is required to hold the eyepiece, and the use is troublesome and finally, the existing monocular telescope is poor in use effect.

Disclosure of utility model

The utility model aims to solve the problem that the existing monocular telescope has poor use effect, and provides a pull type monocular telescope.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a pull type monocular telescope, includes lens cone, connecting tube and objective, connecting tube sliding connection is in the inside of lens cone, the both sides of connecting tube are equipped with connecting tube sliding positioning structure, connecting tube sliding positioning structure includes diaphragm, locating hole and guide bar, two diaphragm swing joint is in the inside of connecting tube, two front end one side fixedly connected with of diaphragm presses the button, two press the button and link to each other with the outer wall activity of connecting tube, the rear side swing joint of diaphragm has a plurality of leaf springs, a plurality of leaf spring's inboard links to each other with the connecting tube is fixed, two the other end outside fixedly connected with locating piece of diaphragm, a plurality of the locating hole is fixed to be seted up at the inner wall of lens cone, a plurality of the inboard of locating hole links to each other with the locating piece activity, two guide bar fixed connection is in the inboard of lens cone, the inside of connecting tube links to each other with two guide bars slides, the front end fixed mounting of connecting tube has the limiting plate, the limiting plate links to each other with the bottom activity of lens cone.

Preferably, the objective lens is fixedly installed at the front end of the lens barrel, a lens is arranged on the inner side of the objective lens, and the rear side of the lens is opposite to the front end of the connecting cylinder.

Preferably, an eyepiece connecting structure is arranged at the rear side of the connecting cylinder;

the ocular connecting structure comprises an ocular, a threaded pipe and a butt joint pipe;

The utility model discloses a connecting tube, including the eyepiece, the butt joint pipe, eyepiece, connecting tube, eyepiece, protection pad, the butt joint pipe fixed connection is in the rear side of connecting tube, the outside threaded connection of butt joint pipe has the screwed pipe, eyepiece fixed connection is in the front end of screwed pipe, the other end fixedly connected with protection pad of eyepiece, the front end of eyepiece links to each other with the inboard activity of connecting tube.

Preferably, the top end of the lens cone is fixedly provided with a connecting block, and a sling rope is fixedly connected above the two connecting blocks.

Preferably, a cavity is formed in the inner side of the connecting cylinder, the front end of the cavity is arranged opposite to the ocular, and the rear side of the cavity is arranged opposite to the objective lens.

Preferably, a plurality of anti-slip layers are fixedly arranged on the outer wall of the lens cone, and the anti-slip layers are arranged in parallel at equal intervals.

The utility model provides a pull type monocular telescope, which has the beneficial effects that: the limiting that the locating block at the front end of the transverse plate of the pressing button can be retracted into the connecting cylinder and leaves the locating hole can be pressed, the pressing button can be loosened at any time, the transverse plate can move forwards under the thrust of the plate spring after the pressing button is loosened, and then the transverse plate can insert the locating block into the corresponding locating hole to temporarily clamp the connecting cylinder to keep the length for use, the structure capable of fixing the pulling distance of the connecting cylinder at will is utilized, so that the monocular telescope can adapt to more conditions, and the use effect of the pull type monocular telescope is improved.

Drawings

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

FIG. 2 is a schematic front cross-sectional view of FIG. 1;

FIG. 3 is a schematic side view of FIG. 2;

FIG. 4 is an enlarged cross-sectional view of the portion A of FIG. 2;

FIG. 5 is an enlarged cross-sectional view of the portion B of FIG. 2;

Fig. 6 is an enlarged cross-sectional view of the portion C in fig. 2.

In the figure: 1. lens cone, 2, connecting tube, 3, objective, 4, anti-slip layer, 5, eyepiece connecting structure, 51, eyepiece, 52, protection pad, 53, screwed pipe, 54, butt joint pipe, 6, connecting tube sliding positioning structure, 61, press button, 62, diaphragm, 63, plate spring, 64, positioning hole, 65, guide rod, 66, limiting plate, 67, positioning block, 71, connecting block, 72, sling rope, 8, lens, 9, cavity.

Detailed Description

The utility model is further described below with reference to the accompanying drawings:

Referring to fig. 1-6, a pull type monocular telescope comprises a lens barrel 1, a connecting cylinder 2 and an objective 3, wherein the connecting cylinder 2 is slidably connected in the lens barrel 1, the two sides of the connecting cylinder 2 are provided with connecting cylinder sliding positioning structures 6, each connecting cylinder sliding positioning structure 6 comprises a transverse plate 62, a positioning hole 64 and a guide rod 65, the two transverse plates 62 are movably connected in the connecting cylinder 2, one side of the front ends of the two transverse plates 62 is fixedly connected with a pressing button 61, the two pressing buttons 61 are movably connected with the outer wall of the connecting cylinder 2, the pressing button 61 is pressed to push the transverse plates 62 on the two sides to shrink in the connecting cylinder 2 by a compression plate spring 63, then a positioning block 67 at the front end of the transverse plate 62 is retracted into the connecting cylinder 2 to leave the limit of the positioning hole 64, at this time the connecting cylinder 2 can slide outwards under the limit of the guide rod 65, the last connecting cylinder 2 drives a limiting plate 66 to be clamped with the bottom end of the lens barrel 1 to avoid pulling the connecting cylinder 2 out of the inside the lens barrel 1, in the moving process of the connecting cylinder 2, the pressing button 61 can be released at any time, when the pressing button 61 is released, the transverse plate 62 moves forwards under the thrust of the plate spring 63, and then the transverse plate 62 can insert the positioning block 67 into the inner side of the corresponding positioning hole 64 to temporarily clamp the connecting cylinder 2 for keeping the length, the rear side of the transverse plate 62 is movably connected with a plurality of plate springs 63, the inner sides of the plurality of plate springs 63 are fixedly connected with the connecting cylinder 2, the outer sides of the other ends of the two transverse plates 62 are fixedly connected with the positioning block 67, the plurality of positioning holes 64 are fixedly arranged on the inner wall of the lens barrel 1, the inner sides of the plurality of positioning holes 64 are movably connected with the positioning block 67, the two guide rods 65 are fixedly connected with the inner side of the lens barrel 1, the inner side of the connecting cylinder 2 is slidably connected with the two guide rods 65, the front end of the connecting cylinder 2 is fixedly provided with the limiting plate 66, the limiting plate 66 is movably connected with the bottom end of the lens barrel 1;

The transverse plates 62 on two sides can be pushed to shrink in the connecting cylinder 2 by pressing the pressing button 61, then the positioning block 67 at the front end of the transverse plates 62 can be retracted into the connecting cylinder 2 to leave the limit of the positioning hole 64, at the moment, the connecting cylinder 2 can slide outwards under the limit of the guide rod 65, the last connecting cylinder 2 drives the limiting plate 66 to be clamped with the bottom end of the lens barrel 1 to avoid pulling the connecting cylinder 2 out of the lens barrel 1, the pressing button 61 can be released at any time in the moving process of the connecting cylinder 2, the transverse plates 62 can move forwards under the thrust of the plate spring 63 after the pressing button 61 is released, and then the transverse plates 62 can be inserted into the corresponding positioning holes 64 to temporarily clamp the connecting cylinder 2 for keeping the length for use.

Referring to fig. 1-5, an objective lens 3 is fixedly installed at the front end of a lens barrel 1, a lens 8 is arranged at the inner side of the objective lens 3, the rear side of the lens 8 is opposite to the front end of a connecting cylinder 2, an eyepiece connecting structure 5 is arranged at the rear side of the connecting cylinder 2, the eyepiece connecting structure 5 comprises an eyepiece 51, a threaded pipe 53 and a butt joint pipe 54, the butt joint pipe 54 is fixedly connected at the rear side of the connecting cylinder 2, the threaded pipe 53 is in threaded connection with the outer side of the butt joint pipe 54, the eyepiece 51 is fixedly connected at the front end of the threaded pipe 53, the eyepiece 51 can be screwed through the threaded pipe 53 to be fixed inside the butt joint pipe 54, the eyepiece 51 and the connecting cylinder 2 are fixedly installed, a protection pad 52 is fixedly connected at the other end of the eyepiece 51, the protection pad 52 is made of a rubber hollow sleeve with radian, and can be attached to the eyes of a person to protect the eyes of the person to reduce external interference, and the front end of the eyepiece 51 is movably connected with the inner side of the connecting cylinder 2.

Referring to fig. 1-6, a connecting block 71 is fixedly installed at the top end of a lens cone 1, the connecting block 71 is fixed above the lens cone 1 through screws, a sling rope 72 is fixedly connected above the two connecting blocks 71, ropes made of two fiber cloths penetrate through the connecting block 71 to be fastened, a user can hang on the neck or carry the lens on the shoulder conveniently, a cavity 9 is formed in the inner side of the connecting cylinder 2, the front end of the cavity 9 is opposite to an eyepiece 51, the cavity 9 can enable light rays of converging imaging of the eyepiece 51 and an objective lens 3 to pass through, the rear side of the cavity 9 is opposite to the objective lens 3, a plurality of anti-slip layers 4 are fixedly installed on the outer wall of the lens cone 1, the anti-slip layers 4 are made of rubber with rough surfaces and can form friction increasing holding force with the human hand, and the anti-slip layers 4 are arranged in parallel and equidistant.

Working principle:

Firstly, the ocular 51 can be fixed in the butt joint pipe 54 by screwing the threaded pipe 53, so that the ocular 51 and the connecting cylinder 2 are fixedly installed, the protection pad 52 is made of a rubber hollow sleeve with radian on the outer side, and the protection pad can be attached to eyes of a person to protect the eyes of the person to reduce external interference;

Then, the ropes made of two fiber cloths pass through the connecting blocks 71 to be fastened, so that a user can conveniently hang on the neck or carry the ropes on the shoulder, the cavity 9 can pass through the light rays focused by the ocular 51 and the objective lens 3, and the anti-slip layer 4 is made of rubber with rough surfaces and can form friction with the hand to increase the holding force;

Finally, the transverse plates 62 on two sides can be pushed to shrink in the connecting cylinder 2 by pressing the pressing button 61, then the positioning block 67 at the front end of the transverse plate 62 can be retracted into the connecting cylinder 2 to leave the limit of the positioning hole 64, at the moment, the connecting cylinder 2 can slide outwards under the limit of the guide rod 65, the last connecting cylinder 2 drives the limiting plate 66 to be clamped with the bottom end of the lens barrel 1 to avoid pulling the connecting cylinder 2 out of the lens barrel 1, the pressing button 61 can be released at any time in the moving process of the connecting cylinder 2, the transverse plate 62 can move forwards under the thrust of the plate spring 63 after the pressing button 61 is released, and then the transverse plate 62 can insert the positioning block 67 into the inner side of the corresponding positioning hole 64 to temporarily clamp the connecting cylinder 2 for use.

While the utility model has been shown and described with reference to a preferred embodiment, it will be understood by those of ordinary skill in the art that various changes in form and details may be made therein without departing from the scope of the utility model.

Claims (6)

1. The utility model provides a pull formula monocular telescope, includes lens cone (1), connecting tube (2) and objective (3), its characterized in that: connecting cylinder (2) sliding connection is in the inside of barrel (1), the both sides of connecting cylinder (2) are equipped with connecting cylinder sliding positioning structure (6), connecting cylinder sliding positioning structure (6) are including diaphragm (62), locating hole (64) and guide bar (65), two diaphragm (62) swing joint is in the inside of connecting cylinder (2), two front end one side fixedly connected with of diaphragm (62) presses button (61), two press button (61) and connecting cylinder (2) outer wall activity link to each other, the rear side swing joint of diaphragm (62) has a plurality of leaf springs (63), a plurality of the inboard and connecting cylinder (2) fixed link to each other of leaf spring (63), two the other end outside fixedly connected with locating piece (67) of diaphragm (62), a plurality of locating hole (64) are fixedly seted up at the inner wall of barrel (1), a plurality of the inboard and locating piece (67) swing joint of diaphragm (62) front end one side fixedly connected with push button (61), two guide bar (65) are fixedly connected with barrel (66) and two guide bar (66) are connected with the inside of barrel (1), the bottom end of connecting cylinder (66) is connected with the fixed limit stop lever (2).

2. A pull type monocular according to claim 1, wherein: the lens (3) is fixedly arranged at the front end of the lens barrel (1), a lens (8) is arranged on the inner side of the lens (3), and the rear side of the lens (8) is opposite to the front end of the connecting cylinder (2).

3. A pull type monocular according to claim 1, wherein: an eyepiece connecting structure (5) is arranged at the rear side of the connecting cylinder (2);

The eyepiece connecting structure (5) comprises an eyepiece (51), a threaded pipe (53) and a butt joint pipe (54);

the utility model discloses a connecting tube, including connecting tube (2), eyepiece (51), butt joint pipe (54), threaded pipe (53) are connected with in the rear side of connecting tube (2) in fixed connection, eyepiece (51) fixed connection is in the front end of threaded pipe (53), the other end fixedly connected with protection pad (52) of eyepiece (51), the front end of eyepiece (51) links to each other with the inboard activity of connecting tube (2).

4. A pull type monocular according to claim 1, wherein: the top end of the lens cone (1) is fixedly provided with a connecting block (71), and the upper parts of the two connecting blocks (71) are fixedly connected with a sling rope (72).

5. A pull type monocular according to claim 1, wherein: the inside of connecting cylinder (2) is equipped with cavity (9), the front end and the eyepiece (51) of cavity (9) set up relatively, the rear side and the objective (3) of cavity (9) set up relatively.

6. A pull type monocular according to claim 1, wherein: the outer wall of the lens cone (1) is fixedly provided with a plurality of anti-slip layers (4), and the anti-slip layers (4) are arranged in parallel at equal intervals.