CN217821079U

CN217821079U - Telescope convenient to eyepiece is changed

Info

Publication number: CN217821079U
Application number: CN202221273098.4U
Authority: CN
Inventors: 冯凯; 沈开权
Original assignee: Chongqing Beibei Kunyun Optical Instrument Co ltd
Current assignee: Chongqing Beibei Kunyun Optical Instrument Co ltd
Priority date: 2022-05-25
Filing date: 2022-05-25
Publication date: 2022-11-15
Anticipated expiration: 2032-05-25

Abstract

The utility model discloses a telescope convenient to eyepiece is changed, including lens cone, installation head, eyepiece body and fixed lid, the front end of lens cone outer wall is provided with the external screw thread of connection, the front end of lens cone is provided with the installation head, the outer wall fixedly connected with antislip strip of installation head, the connecting thread groove has been seted up to the inner wall of installation head, the mounting groove has been seted up to the inside front end of installation head, the inside of mounting groove is provided with coupling spring. The utility model discloses a fixed lid, when needs are changed the eyepiece body, hold between the fingers the installation head on one hand, rotate fixed lid on the other hand, under the cooperation of fixed thread groove and fixed external screw thread, make fixed lid pull down from the front end of installation head, connecting spring promotes the backing plate and moves forward this moment to release damaged eyepiece body from the mounting groove is inside, take out damaged eyepiece body, place the eyepiece body of changing inside fixed lid again, afterwards with fixed lid dress back the front end of installation head can.

Description

Telescope convenient to eyepiece is changed

Technical Field

The utility model relates to a telescope field, concretely relates to telescope convenient to eyepiece is changed.

Background

The telescope is an optical instrument for observing a remote object by using a lens or a reflector and other optical devices, light rays passing through the lens are refracted or reflected by a concave mirror to enter a small hole and be converged and imaged, and then the light rays are observed through a magnifying eyepiece, so that the telescope is widely applied, and in military, the telescope is often used for observing remote military conditions, and military personnel can know military information in time; in life or on the journey, people can utilize the telescope to watch landscape far away, satisfy people's curiosity.

But it is when actual use, damages when the eyepiece of telescope, and the user need change the eyepiece alone, and the operation is comparatively troublesome, and the user's of not being convenient for operation leads to the user to change the eyepiece fast to be not convenient for change the eyepiece.

Therefore, it is necessary to provide a telescope which facilitates the replacement of the eyepiece.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a telescope convenient to eyepiece is changed, through fixed lid, when needs are changed the eyepiece body, hold between the fingers the installation head on the one hand, rotate fixed lid on the other hand, under the cooperation of fixed thread groove and fixed external screw thread, make fixed lid pull down from the front end of installation head, connecting spring promotes the backing plate and moves forward this moment, thereby release damaged eyepiece body from the mounting inslot portion, take out damaged eyepiece body, place the eyepiece body of changing inside fixed lid again, afterwards with fixed lid dress back the front end of installation head can, with the above-mentioned weak point in the solution technology.

In order to achieve the above object, the present invention provides the following technical solutions: the utility model provides a telescope convenient to eyepiece is changed, includes lens cone, installation head, eyepiece body and fixed lid, the front end of lens cone outer wall is provided with connects the external screw thread, the front end of lens cone is provided with the installation head, the outer wall fixedly connected with antislip strip of installation head, the connecting thread groove has been seted up to the inner wall of installation head, the mounting groove has been seted up to the inside front end of installation head, the inside of mounting groove is provided with coupling spring, coupling spring's inside is provided with the stopper, coupling spring's front end is provided with the backing plate, the backing plate front side is provided with the eyepiece body, the front end of installation head outer wall is provided with fixed external screw thread, the front side of installation head is provided with the fixed lid, the outer wall fixedly connected with wear strip of fixed lid, wear strip has been seted up to the inner wall of fixed lid, the inside one side that is close to the eyepiece body of fixed lid is provided with the baffle, the mounting hole has been seted up to one side of installation head rear end, the inside front side and inside rear side of mounting hole have all seted up the spout, the inside of mounting hole is provided with location structure, the constant head tank has been seted up to one side of lens cone.

Preferably, the number of the connecting springs is arranged to be a plurality, and the connecting springs are distributed along the central line of the base plate in an annular array.

Preferably, the fixed cover is detachably connected with the mounting head through a fixed external thread and a fixed thread groove, and the inner side of the fixed thread groove is attached to the outer side of the fixed external thread.

Preferably, the longitudinal section of the partition plate is circular ring, and the partition plate is made of rubber material.

Preferably, the positioning structure comprises a positioning spring, a positioning block and a sliding block, the positioning spring is installed in the mounting hole, the positioning block is fixedly connected to one end of the positioning spring, and the sliding blocks are fixedly connected to two ends of the positioning block, which are close to the positioning spring.

Preferably, the lens barrel is connected with the mounting head through a positioning groove and a positioning block in a clamping mode, the outer side of the rear end of the positioning block is attached to the inner side of the positioning groove, and the cross section of the positioning groove is semicircular.

Preferably, the positioning block is connected with the mounting hole in a sliding mode through a sliding block and a sliding groove, and the outer side of the sliding block is attached to the inner side of the sliding groove.

In the technical scheme, the utility model provides a technological effect and advantage:

1. through the fixing cover, when the eyepiece body needs to be replaced, the mounting head is held by one hand, the fixing cover is rotated by the other hand, the fixing cover is detached from the front end of the mounting head under the matching of the fixing thread groove and the fixing external thread, at the moment, the connecting spring pushes the base plate to move forwards, so that the damaged eyepiece body is pushed out from the mounting groove, the damaged eyepiece body is taken out, the replaced eyepiece body is placed in the fixing cover, and then the fixing cover is installed back to the front end of the mounting head;

2. through the positioning structure, under the connecting action of the positioning block and the positioning groove, the lens barrel and the mounting head are connected more firmly, so that when the fixing cover is detached from the front end of the mounting head, the mounting head is not easy to loosen from the lens barrel, and meanwhile, the stability of the mounting head in connection with the lens barrel in the use process is increased, so that the eyepiece body of the telescope can be replaced independently or the whole mounting head can be replaced, and the part of the telescope can be replaced more flexibly.

Drawings

In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the drawings needed to be used in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments described in the present invention, and other drawings can be obtained by those skilled in the art according to these drawings.

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

FIG. 2 is a partial top sectional view of the present invention;

FIG. 3 is a schematic view of the partial explosion structure of the present invention;

FIG. 4 is a rear view of the connection between the backing plate and the connecting spring according to the present invention;

fig. 5 is an enlarged schematic structural diagram of a in fig. 2 according to the present invention.

Description of reference numerals:

1. a lens barrel; 2. connecting external threads; 3. a mounting head; 4. anti-slip strips; 5. connecting a thread groove; 6. mounting grooves; 7. a connecting spring; 8. a limiting block; 9. a backing plate; 10. an eyepiece body; 11. fixing the external thread; 12. a fixed cover; 13. wear resistant strips; 14. fixing the thread groove; 15. a partition plate; 16. mounting holes; 17. a chute; 18. a positioning structure; 1801. a positioning spring; 1802. positioning a block; 1803. a slider; 19. and (7) positioning a groove.

Detailed Description

In order to make those skilled in the art better understand the technical solution of the present invention, the present invention will be further described in detail with reference to the attached drawings.

The utility model provides a telescope convenient to eyepiece is changed as shown in fig. 1-5, including lens cone 1, installation head 3, eyepiece body 10 and fixed cover 12, the front end of lens cone 1 outer wall is provided with connects external screw thread 2, the front end of lens cone 1 is provided with installation head 3, the outer wall fixedly connected with antislip strip 4 of installation head 3, connection thread groove 5 has been seted up to the inner wall of installation head 3, installation groove 6 has been seted up to the inside front end of installation head 3, the inside of installation groove 6 is provided with connecting spring 7, connecting spring 7's inside is provided with stopper 8, connecting spring 7's front end is provided with backing plate 9, backing plate 9 front side is provided with eyepiece body 10, the front end of installation head 3 outer wall is provided with fixed external screw thread 11, the front side of installation head 3 is provided with fixed cover 12, the outer wall fixedly connected with wear strip 13 of fixed cover 12, wear strip 13 has been seted up to the inner wall of fixed cover 12, the inside one side that is close to eyepiece body 10 of fixed cover 12 is provided with baffle 15, mounting head 3 rear end 16 has been seted up to one side of installation head, the inside front side and the rear side of 16 has all seted up spout 19, the mounting groove 19, the front end location structure has been seted up to one side of lens cone 18.

Further, in the above technical solution, the number of the connecting springs 7 is set to be a plurality of, the plurality of connecting springs 7 are distributed along the central line of the base plate 9 in an annular array, and the base plate 9 is attached to the eyepiece body 10 more tightly in the using process by the plurality of connecting springs 7.

Further, in the above technical scheme, through fixed external screw thread 11 and fixed thread groove 14 releasable connection between fixed lid 12 and the installation head 3, the inboard laminating of the outside of fixed external screw thread 11 and fixed thread groove 14 of fixed thread groove 14 is convenient for carry out the dismouting to fixed lid 12 and installation head 3 through fixed external screw thread 11 and fixed thread groove 14 to the convenience is taken out the inside eyepiece body 10 of mounting groove 6 and is changed.

Further, in the above technical scheme, the longitudinal section of the partition plate 15 is set to be circular, the partition plate 15 is made of rubber materials, and the partition plate 15 plays a role in blocking between the eyepiece body 10 and the fixing cover 12, so that the mirror surface of the eyepiece body 10 is protected.

Further, in the above technical solution, the positioning structure 18 includes a positioning spring 1801, a positioning block 1802, and a slider 1803, the positioning spring 1801 is installed inside the mounting hole 16, one end of the positioning spring 1801 is fixedly connected to the positioning block 1802, one ends of two sides of the positioning block 1802, which are close to the positioning spring 1801, are fixedly connected to the slider 1803, the lens barrel 1 and the mounting head 3 are connected by the positioning slot 19 and the positioning block 1802 in a snap-fit manner, an outer side of a rear end of the positioning block 1802 is attached to an inner side of the positioning slot 19, a cross-sectional shape of the positioning slot 19 is semicircular, the positioning block 1802 and the mounting hole 16 are connected by the slider 1803 and the chute 17 in a sliding manner, the outer side of the slider 1803 is attached to the inner side of the chute 17, the positioning block 1802 and the positioning slot 19 cooperate to increase the mounting performance of the lens barrel 1 and the mounting head 3, and the positioning block 1802 can be installed inside the mounting hole 16 when being pressed by a certain external force under the action of the positioning spring 1801, so that the positioning block 1802 can be separated from the positioning block 19, and the chute 17 and the slider 1803 can improve the stability of the positioning block 1802 when the positioning block 1802 operates.

This practical theory of operation:

referring to the attached drawings 1-5 in the specification, when the eyepiece body 10 is damaged in the using process of the telescope and the damaged eyepiece body 10 needs to be replaced, a user holds the mounting head 3 with one hand and holds the fixing cover 12 with the other hand, the hand holding the fixing cover 12 drives the fixing cover 12 to rotate, under the connecting action of the fixing thread groove 14 and the fixing external thread 11, the fixing cover 12 is rotated and taken down from the front end of the mounting head 3, the connecting spring 7 keeps a contraction state in the using process of the telescope, at the moment, the connecting spring 7 pops out outwards, the backing plate 9 is pushed to move forwards, the backing plate 9 pushes out the damaged eyepiece body 10 from the inside of the mounting groove 6, the user can conveniently take out the damaged eyepiece body 10 from the inside of the mounting groove 6, then place the replaced eyepiece body 10 in the fixing cover 12, and then rotate the fixing cover 12 to be installed back to the front end of the mounting head 3;

referring to the attached drawings 1-5 of the specification, when the mounting head 3 and the eyepiece body 10 of the telescope are damaged, the mounting head 3 can be replaced as a whole, a user holds the lens barrel 1 with one hand, rotates the mounting head 3 with the other hand, and simultaneously drives the positioning block 1802 to be extruded and move outwards inside the positioning groove 19, pushes the positioning block 1802 to be retracted inside the mounting hole 16, so that the positioning block 1802 is separated from the positioning groove 19, the mounting head 3 is rotated continuously, and the mounting head 3 is removed from the front end of the lens barrel 1 as a whole and replaced under the cooperation of the connecting external thread 2 and the anti-slip strip 4.

Certain exemplary embodiments of the present invention have been described above by way of illustration only, and it will be apparent to those of ordinary skill in the art that the described embodiments may be modified in various different ways without departing from the spirit and scope of the present invention. Accordingly, the drawings and description are illustrative in nature and should not be construed as limiting the scope of the invention.

Claims

1. The utility model provides a telescope convenient to eyepiece is changed, includes lens cone (1), installation head (3), eyepiece body (10) and fixed lid (12), its characterized in that: the front end of the outer wall of the lens cone (1) is provided with a connecting external thread (2), the front end of the lens cone (1) is provided with an installing head (3), the outer wall of the installing head (3) is fixedly connected with an anti-slip strip (4), the inner wall of the installing head (3) is provided with a connecting thread groove (5), the front end of the interior of the installing head (3) is provided with an installing groove (6), the interior of the installing groove (6) is provided with a connecting spring (7), the interior of the connecting spring (7) is provided with a limiting block (8), the front end of the connecting spring (7) is provided with a backing plate (9), the front side of the backing plate (9) is provided with an eyepiece body (10), the front end of the outer wall of the installing head (3) is provided with a fixing external thread (11), the front side of the installing head (3) is provided with a fixing cover (12), the outer wall of the fixing cover (12) is fixedly connected with a wear-resistant strip (13), the inner wall of the fixing cover (12) is provided with a baffle (15) at one side close to the eyepiece body (10) at one side of the interior of the fixing cover (12), a mounting hole (16) is provided at one side of the rear end of the installing head (3), a mounting hole (16) is provided with a positioning structure at the interior of the mounting hole (16), and a positioning hole (17) at the interior of the mounting hole (16) at the front side of the chute (17), one side of the front end of the lens cone (1) is provided with a positioning groove (19).

2. A telescope for facilitating eyepiece exchange as recited in claim 1, wherein: the number of the connecting springs (7) is set to be a plurality, and the connecting springs (7) are distributed along the central line of the backing plate (9) in an annular array.

3. A telescope for facilitating eyepiece exchange as recited in claim 1, wherein: the fixing cover (12) is detachably connected with the mounting head (3) through a fixing external thread (11) and a fixing thread groove (14), and the inner side of the fixing thread groove (14) is attached to the outer side of the fixing external thread (11).

4. A telescope for facilitating eyepiece exchange as recited in claim 1, wherein: the longitudinal section of the partition plate (15) is in a circular ring shape, and the partition plate (15) is made of rubber materials.

5. A telescope for facilitating replacement of an eyepiece as recited in claim 1, wherein: location structure (18) are including positioning spring (1801), locating piece (1802) and slider (1803), the inside in mounting hole (16) is installed in positioning spring (1801), the one end fixedly connected with locating piece (1802) of positioning spring (1801), the equal fixedly connected with slider (1803) of one end that locating piece (1802) both sides are close to positioning spring (1801).

6. The telescope of claim 5, wherein said eyepiece is removable from said telescope by: the lens barrel (1) is connected with the mounting head (3) through a positioning groove (19) and a positioning block (1802) in a clamping mode, the outer side of the rear end of the positioning block (1802) is attached to the inner side of the positioning groove (19), and the cross section of the positioning groove (19) is semicircular.

7. The telescope of claim 5, wherein said eyepiece is removable from said telescope by: the positioning block (1802) is in sliding connection with the mounting hole (16) through a sliding block (1803) and a sliding groove (17), and the outer side of the sliding block (1803) is attached to the inner side of the sliding groove (17).