CN111198426B

CN111198426B - Optical lens accessory

Info

Publication number: CN111198426B
Application number: CN202010050199.4A
Authority: CN
Inventors: 不公告发明人
Original assignee: Jinhua Top Optical Instrument Co ltd
Current assignee: JINHUA TOP OPTICAL INSTRUMENT Co.,Ltd.
Priority date: 2020-01-17
Filing date: 2020-01-17
Publication date: 2021-12-07
Anticipated expiration: 2040-01-17
Also published as: CN111198426A

Abstract

The invention discloses an optical lens accessory which comprises a barrel and an annular shell, wherein rotating shafts are arranged at the inner side and the outer side of the outer wall of the barrel, the outer part of each rotating shaft is connected with a rotating gear through a second torsion spring, the two side positions of each rotating gear are respectively connected with a first tooth block and a second tooth block in a meshing mode, a fixed seat is further integrally installed at the bottom of the outer side of a protective cover, a fixed rod is integrally installed at the bottom of the fixed seat, the outer part of the fixed rod is connected with the inner wall of a reserved groove through the first torsion spring, and the reserved groove penetrates through the top end of the outer side of the annular shell. This optical lens accessory is carrying out the in-process that uses, and the installation of whole protective glass piece is very convenient with dismantlement work, and has fine anti-seismic performance in the outside of the whole protective glass piece of in-process that uses, also can not appear damaging serious phenomenon when whole protective glass piece receives external impact and take place to and the not hard up phenomenon of installation can not appear taking place.

Description

Optical lens accessory

Technical Field

The invention relates to the technical field of optical lenses, in particular to an optical lens accessory.

Background

The optical lens is an optical path system composed of a single or a plurality of concave-convex lenses, the current lens can be divided into a front projection lens, a rear projection lens and a de-imaging lens according to the imaging principle, the lens is required to be used above a camera and a microscope in the society at present, and in the using process of the lens, a protective lens is generally arranged outside a cylinder body arranged on the lens to protect the whole lens, so the protective lens is one of the accessories of the whole optical lens generally;

although the types and the number of the protective lenses on the existing market are more, the functions of the protective lenses are single, the installation mode is very simple, and a great part of defects exist in the whole using process, so that the improvement is worth, for example;

1. the traditional protective lens is in threaded connection with an external cylinder through an annular outer cover in the installation process, and in the threaded connection process, when the whole annular outer cover is broken, the installation stability is affected, so that the whole protective lens cannot be well installed, and the phenomenon of short service life is caused;

2. when impurities appear on the whole protective lens and need to be wiped, the protective lens is not conveniently and timely wiped, and cannot be protected, so that more dust is accumulated on the protective lens, and the phenomenon of incomplete wiping can occur when the whole lens is wiped, so that the use of the whole lens is influenced.

We have therefore proposed an optical lens assembly which facilitates the solution of the problems set out above.

Disclosure of Invention

The invention aims to provide an optical lens accessory, which aims to solve the problems that the protective lens of the optical lens assembly in the current market cannot be protected, the installation work with a cylinder is unstable and the anti-seismic performance of the whole lens is poor in the using process of the protective lens in the background technology.

In order to achieve the purpose, the invention provides the following technical scheme: an optical lens accessory comprises a barrel body and an annular shell, wherein rotating shafts are arranged on the inner side and the outer side of the outer wall of the barrel body, the outer portion of each rotating shaft is connected with a rotating gear through a second torsion spring, the two side positions of each rotating gear are respectively connected with a first tooth block and a second tooth block in a meshed mode, the first tooth blocks are arranged on the outer side of a clamping rod, the clamping rod penetrates through the inner portion of the outer wall of the barrel body, a rotating seat is connected to the top end position of the clamping rod in a bearing mode, limiting blocks are integrally installed on the outer two sides of the rotating seat, a penetrating groove penetrates through the middle of the outer wall of the annular shell, an inserting plate penetrates through the middle of the annular shell, the top end of the inserting plate is connected with the bottom of a protective cover, a fixed seat is further integrally installed at the bottom of the outer side of the protective cover, and a fixed rod is integrally installed at the bottom of the fixed seat, and the outside of dead lever is connected with the inner wall in reserve tank through first torsional spring, the reserve tank runs through the outside top position that sets up at annular shell.

Preferably, the inside sliding connection in top of barrel has the block pole, and the both sides position of block pole all installs first tooth piece integratively.

Preferably, the body of rod and interior pole body outside the inboard position an organic whole of annular shell is installed, and the distance between the body of rod and interior pole body and the mutual block of outer wall of barrel outside, and the intermediate position of annular shell is provided with protective glass piece.

Preferably, the outer rod body is arranged on the outer side of the inner rod body, and the inner side positions of the outer rod body and the inner rod body are integrally provided with the second tooth block.

Preferably, the top end cross-section of the inclined to one side outside position of right-hand member of annular shell is "L" shape structure setting, and is transition fit's block mounting structure between the top of the top "L" shape structure of annular shell and the picture peg to the picture peg is fan-shaped structure setting, and the radius of picture peg equals with the radius of protection lens simultaneously, and the picture peg is provided with 4 and is circular distribution.

Preferably, the through groove is arranged in a prismatic structure, and the size of the prismatic section of the through groove is matched with that of the rotating seat and the limiting block.

Preferably, be an organic whole structure between the bottom of protection casing and picture peg and the fixing base, and the protection casing constitutes the structure that reciprocates under the effect of picture peg and fixing base to the protection casing is the arc structure setting, and the peak radius of protection casing is greater than the radius of annular shell, and the radian of protection casing is greater than 60 simultaneously.

Preferably, be transition fit's block mounting structure between preformed groove and the fixing base, and the main view of the dead lever of fixing base below is "T" shape structure setting to the quantity of fixing base is the same with the quantity of picture peg.

Compared with the prior art, the invention has the beneficial effects that: in the using process of the optical lens accessory, the whole protective lens is very convenient to mount and dismount, the outer part of the whole protective lens has good anti-seismic performance in the using process, the phenomenon of serious damage and loosening in mounting can not occur when the whole protective lens is subjected to external impact force, the outer part of the whole protective lens can be well protected, the inner side and the outer side of the whole protective lens are always in a clean state, wiping is not needed before use, and the phenomenon of incomplete wiping is reduced, so that the whole optical lens can be directly used, and the optical lens accessory is very convenient;

1. the whole barrel and the annular shell are mounted through the clamping mounting work of the meshing work of the inner and outer rod bodies and the rotary gear, the limiting work of the whole limiting block and the annular shell is realized by matching the rotation of the rotary seat, the mounting work of the whole accessory can be completed very conveniently, and the meshing relation between the rotary gear and the tooth block in the mounting process can also ensure the mounting stability of the annular shell;

2. the protective cover at the top end of the inserting plate can be clamped with the outside of the whole annular shell under the action of the clamping rod, the whole protective cover can be subjected to damping work by matching with the arrangement of the first torsion spring, the protective lens can be well protected under the action of the protective cover, preliminary damping work can be carried out when the top end of the whole protective lens is impacted by external force, and the service life of the whole protective lens is prolonged;

3. the setting of picture peg can carry out nimble removal work in the inside perforation inside of running through of annular shell, and also can accomplish the rigidity work along with the block of fixing base with the reservation groove, and the existence of picture peg can also carry out protection work to the top of protection lens, guarantees that the phenomenon of piling up a large amount of dusts on the protection lens can not appear takes place, conveniently directly takes the use to whole optical lens.

Drawings

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

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

FIG. 3 is a schematic front view of the connection between the insert plate and the annular housing according to the present invention;

FIG. 4 is a front view of the annular housing of the present invention;

FIG. 5 is an enlarged view of the structure at B in FIG. 4 according to the present invention;

FIG. 6 is a schematic view of the connection structure of the rotary gear and the rotary shaft according to the present invention;

FIG. 7 is a schematic side view of the connection between the annular housing and the fixing base according to the present invention.

In the figure: 1. a barrel; 2. an annular housing; 201. an outer rod body; 202. an inner rod body; 203. a protective lens; 3. a through groove; 4. a rotating gear; 5. a clamping rod; 6. a first tooth block; 7. a rotating base; 8. a protective cover; 9. inserting plates; 10. reserving a groove; 11. a fixed seat; 12. fixing the rod; 13. a second tooth block; 14. a first torsion spring; 15. a limiting block; 16. a second torsion spring; 17. a rotating shaft.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-7, the present invention provides a technical solution: an optical lens accessory comprises a barrel body 1, an annular shell 2, an outer rod body 201, an inner rod body 202, a protective lens 203, a through groove 3, a rotary gear 4, a clamping rod 5, a first tooth block 6, a rotary seat 7, a protective cover 8, an inserting plate 9, a reserved groove 10, a fixed seat 11, a fixed rod 12, a second tooth block 13, a first torsion spring 14, a limiting block 15, a second torsion spring 16 and a rotary shaft 17, wherein the rotary shaft 17 is arranged at the inner side and the outer side of the outer wall of the barrel body 1, the outer part of the rotary shaft 17 is connected with the rotary gear 4 through the second torsion spring 16, the first tooth block 6 and the second tooth block 13 are respectively meshed and connected at the two side positions of the rotary gear 4, the first tooth block 6 is arranged at the two side positions of the outer part of the clamping rod 5, the clamping rod 5 is arranged inside the outer wall of the barrel body 1 in a penetrating manner, the top end position of the clamping rod 5 is connected with the rotary seat 7 through a bearing, the limiting blocks 15 are integrally arranged at the two sides of the outer part of the rotary seat 7, run through in the middle of the outer wall of annular shell 2 and be provided with through groove 3, and run through in the middle of annular shell 2 and be provided with picture peg 9, and the top of picture peg 9 is connected with the bottom of protection casing 8, fixing base 11 is still installed to the outside bottom position of protection casing 8 an organic whole, and fixing base 11's bottom an organic whole installs dead lever 12, and the outside of dead lever 12 is connected with the inner wall of reserve groove 10 through first torsional spring 14, and reserve groove 10 runs through the outside top position that sets up at annular shell 2.

Inside sliding connection in the top of barrel 1 has block pole 5, and the equal integrative first tooth piece 6 of installing in the both sides position of block pole 5 for rotary gear 4 can be engaged with first tooth piece 6 at rotatory in-process, takes whole block pole 5 to remove at the inner wall of barrel 1.

The body 201 and interior pole body 202 in the body is installed to the inboard position an organic whole of annular shell 2, and the distance between the body 201 and interior pole body 202 and the mutual block of outer wall of barrel 1 to the intermediate position of annular shell 2 is provided with protective lens 203, conveniently through outer body of rod 201 and interior pole body 202 and barrel 1's block work, accomplishes the preliminary block installation work with barrel 1.

The outer rod body 201 is arranged on the outer side of the inner rod body 202, and the inner side positions of the outer rod body 201 and the inner rod body 202 are integrally provided with the second gear block 13.

The top cross-section of the inclined to one side outside position of right-hand member of annular shell 2 is "L" shape structure setting, and be transition complex block mounting structure between the top of the top "L" shape structure of annular shell 2 and picture peg 9, and picture peg 9 is fan-shaped structure setting, the radius of picture peg 9 equals with protection lens 203's radius simultaneously, picture peg 9 is provided with 4 and is circular distribution, can protect the work to protection lens 203's outside under picture peg 9's effect, guarantee that a large amount of dusts can not appear in protection lens 203's external surface, make whole optical lens can use after picture peg 9 slides, need not consume the time and clean the dust of its top.

The through groove 3 is arranged in a prismatic structure, the prismatic section of the through groove 3 is matched with the rotary seat 7 and the limiting block 15 in size, and the limiting block 15 and the outer part of the through groove 3 are limited to achieve the effect of fixing and stably installing the whole annular shell 2.

The bottom of protection casing 8 and picture peg 9 and fixing base 11 between be a body structure, and protection casing 8 constitutes under the effect of picture peg 9 and fixing base 11 and reciprocates the structure to protection casing 8 is the arc structure setting, and the peak radius of protection casing 8 is greater than the radius of annular shell 2, and the radian of protection casing 8 is greater than 60 simultaneously, conveniently protects the work to optical lens's top under the effect of protection casing 8, has certain shock attenuation work.

For transition fit's block mounting structure between preformed groove 10 and the fixing base 11, and the main view of fixing lever 12 of fixing base 11 below is "T" shape structure setting to the quantity of fixing base 11 is the same with the quantity of picture peg 9, conveniently carries out fixed work to the position of picture peg 9 on annular shell 2 under the effect of fixing base 11, also conveniently guarantees picture peg 9 also can not with annular shell 2 alternate segregation with preformed groove 10 block under the bottom effect of fixing lever 12 simultaneously.

The working principle of the embodiment is as follows: when the optical lens fitting is used, firstly, the protection device of the optical lens needs to work, in the installation process, as shown in fig. 1-2 and 4-5, firstly, the outer rod body 201 and the inner rod body 202 on the back surface of the annular shell 2 are clamped with the top end of the cylinder 1, in the clamping process, the second tooth blocks 13 on the inner sides of the outer rod body 201 and the inner rod body 202 are rotated with the rotating gear 4 connected with the outer wall of the cylinder 1 through the rotating shaft 17, in the rotating process of the rotating gear 4, the back surface is meshed with the first tooth blocks 6 on the outer side of the clamping rod 5, so that the whole clamping rod 5 can move outwards on the inner wall of the cylinder 1 and is clamped in the through groove 3, and after the whole outer rod body 201 and the inner rod body 202 are completely clamped with the top end of the cylinder 1, the top end of the clamping rod 5 just penetrates through the top end of the through groove 3 arranged in the annular shell 2, then, the user is required to rotate the whole rotary seat 7, so that the rotary seat 7 drives the whole limit block 15 to rotate, the limit block 15 is positioned outside the through groove 3 in the process of rotating the limit block 15, the effect of limiting the position of the clamping rod 5 is achieved, and the effect of installing the whole annular shell 2 is indirectly achieved, after the annular shell 2 is installed, the whole optical lens is protected under the action of the protective lens 203 in the middle of the annular shell 2, when the annular shell 2 needs to be disassembled, as shown in fig. 1-2 and fig. 4-6, the user only needs to rotate the rotary seat 7 again, so that the rotary seat 7 drives the limit block 15 to be clamped inside the through groove 3, the whole clamping rod 5 is free from any limited force, and due to the arrangement of the second torsion spring 16, the rotary gear 4 can be reset, the whole clamping rod 5 is driven to be accommodated into the barrel 1 in the process of resetting and rotating the rotating gear 4, and meanwhile, the outer rod body 201 and the inner rod body 202 can be removed to the outer side of the barrel 1, so that the effect of automatic disassembly is achieved, and the disassembly work of the whole annular shell 2 is very convenient;

when the whole annular housing 2 is installed, the whole optical lens can be used, as shown in fig. 1, 3 and 7, in the using process, a user needs to pull out the fixing seat 11 from the inside of the preformed groove 10, then the whole fixing rod 12 is reset under the action of the first torsion spring 14 to drive the whole protective cover 8 to lift up, so that the whole insert plate 9 is lifted up, and when the insert plate 9 is lifted to the highest point, the whole protective lens 203 is exposed to the outside, and then the whole optical lens can be used through the protective lens 203, in the using process of the whole optical lens, if the whole optical lens is slid and dropped by hand, as shown in fig. 7, because the highest point of the whole protective cover 8 is higher than the annular housing 2, the whole protective cover 8 can be firstly contacted with the ground and the outside, and when the protection casing 8 contacts with power, because the shock attenuation work that carries on that first torsional spring 14 sets up can be fine, guarantee to protect the inside optical lens of barrel 1, the phenomenon that can not appear damaging takes place to accomplish a series of work.

Although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that various changes in the embodiments and/or modifications of the invention can be made, and equivalents and modifications of some features of the invention can be made without departing from the spirit and scope of the invention.

Claims

1. An optical lens accessory comprising a barrel (1) and an annular housing (2), characterized in that: the inner side and the outer side of the outer wall of the barrel body (1) are both provided with a rotating shaft (17), the outer part of the rotating shaft (17) is connected with a rotating gear (4) through a second torsion spring (16), the two sides of the rotating gear (4) are respectively connected with a first toothed block (6) and a second toothed block (13) in a meshed mode, the first toothed blocks (6) are arranged on the two sides of the outer part of a clamping rod (5), the clamping rod (5) penetrates through the inner part of the outer wall of the barrel body (1), the top end of the clamping rod (5) is connected with a rotating seat (7) in a bearing mode, limit blocks (15) are integrally installed on the two sides of the outer part of the rotating seat (7), a penetrating groove (3) penetrates through the middle of the outer wall of the annular shell (2), an inserting plate (9) penetrates through the middle of the annular shell (2), and the top end of the inserting plate (9) is connected with the bottom of a protective cover (8), the outer side bottom position of the protective cover (8) is also integrally provided with a fixed seat (11), the bottom of the fixed seat (11) is integrally provided with a fixed rod (12), the outside of the fixed rod (12) is connected with the inner wall of a reserved groove (10) through a first torsion spring (14), and the reserved groove (10) penetrates through the outer side top end position of the annular shell (2);

a clamping rod (5) is connected to the inside of the top end of the barrel (1) in a sliding mode, and first tooth blocks (6) are integrally mounted at the two sides of the clamping rod (5); an outer rod body (201) and an inner rod body (202) are integrally installed at the inner side position of the annular shell (2), the distance between the outer rod body (201) and the inner rod body (202) is mutually clamped with the outer wall of the barrel body (1), and a protective lens (203) is arranged at the middle position of the annular shell (2); the outer rod body (201) is arranged on the outer side of the inner rod body (202), and the inner side positions of the outer rod body (201) and the inner rod body (202) are integrally provided with a second tooth block (13).

2. An optical lens assembly as claimed in claim 1, wherein: the top end cross-section of the inclined to one side outside position of right-hand member of annular shell (2) is "L" shape structure setting, and is transition fit's block mounting structure between top and picture peg (9) of the top "L" shape structure of annular shell (2) to picture peg (9) are fan-shaped structure setting, and the radius of picture peg (9) equals with the radius of protection lens (203) simultaneously, and picture peg (9) are provided with 4 and are circular distribution.

3. An optical lens assembly as claimed in claim 1, wherein: the through groove (3) is arranged in a prismatic structure, and the size of the prismatic section of the through groove (3) is matched with that of the rotary seat (7) and the limiting block (15).

4. An optical lens assembly as claimed in claim 1, wherein: be a body structure between the bottom of protection casing (8) and picture peg (9) and fixing base (11), and protection casing (8) constitute under the effect of picture peg (9) and fixing base (11) and reciprocate the structure to protection casing (8) are the arc structure setting, and the peak radius of protection casing (8) is greater than the radius of annular shell (2), and the radian of protection casing (8) is greater than 60 simultaneously.

5. An optical lens assembly as claimed in claim 1, wherein: for transition fit's block mounting structure between preformed groove (10) and fixing base (11), and the main view of fixing lever (12) of fixing base (11) below is "T" shape structure setting to the quantity of fixing base (11) is the same with the quantity of picture peg (9).