CN214278518U

CN214278518U - Apochromatic photographic lens

Info

Publication number: CN214278518U
Application number: CN202120190574.5U
Authority: CN
Inventors: 高宁
Original assignee: Shenyang Zhenrui Optical Technology Co ltd
Current assignee: Shenyang Zhenrui Optical Technology Co ltd
Priority date: 2021-01-22
Filing date: 2021-01-22
Publication date: 2021-09-24
Anticipated expiration: 2031-01-22

Abstract

The utility model relates to the technical field of photographic lens, in particular to an apochromatic photographic lens, which comprises a lens, a shell, a protective shell and a dustproof ring, wherein the shell is fixedly connected to the outer side of the lens, the protective shell is fixedly connected to the left side of the shell, a knob block is fixedly connected to the left side of the protective shell, first clamping shafts which are uniformly distributed are fixedly connected to the right side of the protective shell, the shell is fixedly connected to the outer side of the first clamping shafts, a first fixed shaft is fixedly connected to the right side of the first clamping shafts, the shell is fixedly connected to the outer side of the first fixed shaft, and a dustproof pad is fixedly connected to the inner left side of the protective shell; the utility model discloses in, through protecting crust, knob piece and the dustproof pad that sets up, this kind of setting can be when not using the camera lens to the lens protection of preventing dust, and the effectual dust that prevents is piled up in the lens outside, has avoided the dust to pile up the damage that leads to the camera lens in the lens outside, and the protecting crust is connected conveniently, swiftly, has better practicality.

Description

Apochromatic photographic lens

Technical Field

The utility model relates to a photographic lens technical field specifically is an apochromatic photographic lens.

Background

With the development of technology, photographic equipment is gradually advanced, and generally, a mechanical camera or a digital camera is used for photographing, sometimes the photographing is also called photographing, that is, a process of exposing a photosensitive medium by light reflected by an object is performed, however, due to different focal lengths of different colors, a certain color difference is generated in an image during photographing.

In the prior art, when apochromatic photographic lenses are used in society, most lens shells do not have a dustproof mechanism, so that the apochromatic photographic lenses are placed for a long time, the surfaces of the lenses push a large amount of dust, the normal use of the apochromatic photographic lenses is affected, and the lenses are damaged to a certain extent in serious cases.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an apochromatic photographic lens to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme:

the utility model provides an apochromatic photographic lens, includes lens, casing, protecting crust and dust ring, lens outside fixedly connected with casing, casing left side fixedly connected with protecting crust, protecting crust left side fixedly connected with knob piece, protecting crust right side fixedly connected with is evenly distributed's first card axle, first card axle outside fixedly connected with casing, the first fixed axle of first card axle right side fixedly connected with, first fixed axle outside fixedly connected with casing, the dustproof pad of left side fixedly connected with in the protecting crust.

Preferably, the left side is equipped with the dust ring in the casing, dust ring right side fixedly connected with is evenly distributed's second trip shaft, second trip shaft outside fixedly connected with casing, second trip shaft right side fixedly connected with second fixed axle, second fixed axle outside fixedly connected with casing, the upper left side sliding connection of dust ring has the fixed plate, fixed plate right side fixedly connected with cardboard, cardboard outside sliding connection has the dust ring, cardboard rear side fixedly connected with guiding axle, the guiding axle outside is equipped with the spring, spring front end fixedly connected with cardboard, spring rear end fixedly connected with dust ring, cardboard front side card has the push pedal, push pedal fixedly connected with axis of rotation, axis of rotation left and right sides fixedly connected with dust ring.

Preferably, a first groove is formed in the inner side of the left end of the shell, and a fixing groove is formed in the inner side of the shell and located at the position of the inner side of the first groove.

Preferably, the protection shell is provided with second grooves which are uniformly distributed at the left side of the dustproof pad.

Preferably, the dustproof pad belongs to the antistatic material plate.

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

1. in the utility model, through the protective shell, the knob block and the dustproof pad, the lens can be protected from dust when the lens is not used, dust is effectively prevented from being accumulated outside the lens, the damage of the lens caused by the accumulation of dust outside the lens is avoided, the first clamping shaft which is uniformly distributed is fixedly connected to the right side of the protective shell, the first fixed shaft is fixedly connected to the right side of the first clamping shaft, and the protective shell is convenient and quick to connect and has better practicability;

2. the utility model discloses in, through dust ring, fixed plate and the push pedal that sets up, this kind of setting can be effectual protective housing left side first recess and fixed slot position department when using the camera lens, has avoided first recess and fixed slot position department because of pushing of dust to the problem of having influenced protective housing equipment difficulty appears, dust ring simple structure, is convenient for install and dismantle.

Drawings

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

FIG. 2 is a schematic side view of the housing of the present invention;

FIG. 3 is a schematic view of the structure of the protective shell of the present invention;

FIG. 4 is a schematic side view of the dustproof pad of the present invention;

FIG. 5 is a schematic side view of the protective shell of the present invention;

FIG. 6 is a schematic view of the dust ring structure of the present invention;

FIG. 7 is a schematic side view of the dust ring of the present invention;

fig. 8 is an enlarged schematic structural diagram of a position a in the present invention 7.

In the figure: 1-lens, 2-shell, 3-fixed groove, 4-first groove, 5-protective shell, 6-knob block, 7-first clamping shaft, 8-first fixed shaft, 9-second groove, 10-dustproof pad, 11-dustproof ring, 12-second clamping shaft, 13-second fixed shaft, 14-push plate, 15-rotating shaft, 16-clamping plate, 17-fixed plate, 18-guide shaft and 19-spring.

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.

Referring to fig. 1-8, the present invention provides a technical solution:

the utility model provides an apochromatic photographic lens, including lens 1 and casing 2 and protecting crust 5 and

dust ring

11, 1 outside fixedly connected with casing 2 of lens, 2 left sides fixedly connected with protecting crust 5 of casing, 5 left sides fixedly connected with knob pieces 6 of protecting crust, 5 right sides fixedly connected with of protecting crust is evenly distributed's first calorie of

axle

7, 7 outside fixedly connected with casings 2 of first calorie of axle, 7 right sides fixedly connected with first fixed axles 8 of first calorie of axle, 8 outside fixedly connected with casings 2 of first fixed axle, the dustproof pad 10 of left side fixedly connected with in the protecting crust 5.

A dust ring 11 is arranged at the left side in the shell 2, the right side of the dust ring 11 is fixedly connected with second clamping shafts 12 which are uniformly distributed, the shell 2 is fixedly connected at the outer side of the second clamping shafts 12, the second fixing shafts 13 are fixedly connected at the right side of the second clamping shafts 12, the shell 2 is fixedly connected at the outer side of the second fixing shafts 13, a fixing plate 17 is slidably connected at the upper left side of the dust ring 11, a clamping plate 16 is fixedly connected at the right side of the fixing plate 17, a dust ring 11 is slidably connected at the outer side of the clamping plate 16, a guide shaft 18 is fixedly connected at the rear side of the clamping plate 16, a spring 19 is arranged at the outer side of the guide shaft 18, the clamping plate 16 is fixedly connected at the front side of the spring 19, the dust ring 11 is fixedly connected at the rear end of the spring 19, a push plate 14 is clamped at the front side of the clamping plate 16, a rotating shaft 15 is fixedly connected with the dust ring 11 at the left side and the right side of the rotating shaft 15, the dust ring 11 can be effectively protected at the positions of a first groove 4 and a fixing groove 3 at the left side of the shell 2 when the lens is used, the problem that the assembly of the protective shell 5 is difficult due to the pushing of dust at the positions of the first groove 4 and the fixed groove 3 is avoided, the dust ring 11 has simple structure and is convenient to install and disassemble, the first groove 4 is arranged at the inner side of the left end of the shell 2, the fixed groove 3 is arranged at the inner side of the shell 2 at the position of the inner side of the first groove 4, the arrangement is beneficial to the installation of the protective shell 5, the protective shell 5 is convenient to be fixed on the left side of the shell body 2 through the first clamping shaft 7 and the first fixing shaft 8, meanwhile, the installation of the dust ring 11 is facilitated, the dust ring 11 is conveniently fixed on the left side of the shell 2 through the second clamping shaft 12 and the second fixing shaft 13, the inner side of the protective shell 5 at the left side of the dust pad 10 is provided with the second grooves 9 which are uniformly distributed, the dust pad 10 belongs to a plate made of antistatic materials, the arrangement is beneficial to replacing the dustproof pad 10, and the dustproof pad 10 made of the antistatic material effectively prevents dust from being adsorbed on the lens by static electricity.

The working process is as follows: when the apochromatic photographic lens is not used, the lens is required to be protected, firstly, the protective shell 5 is taken out, the right side of the protective shell 5 is fixedly connected with first clamping shafts 7 which are uniformly distributed, the right side of the first clamping shaft 7 is fixedly connected with a first fixed shaft 8, the inner side of the left end of the shell 2 is provided with a first groove 4, the inner side of the shell 2 at the position of the inner side of the first groove 4 is provided with a fixed groove 3, then the first fixed shaft 8 is placed into the fixed groove 3, the left side of the protective shell 5 is fixedly connected with a knob block 6, the knob block 6 rotates to drive the protective shell 5 to rotate, the protective shell 5 rotates to drive the first clamping shaft 7 to rotate, the first clamping shaft 7 rotates to drive the first fixed shaft 8 to rotate, so that the protective shell 5 is clamped at the left side of the shell 2 to protect the lens, the left side in the protective shell 5 is fixedly connected with a dustproof pad 10, the inner side of the protective shell 5 at the position of the dustproof pad 10 is provided with second grooves 9 which are uniformly distributed, the setting of second recess 9 is convenient for change dustproof pad 10, dustproof pad 10 of antistatic material has effectually avoided the dust static to adsorb on the lens, when using apochromatic photographic lens, need pull down protecting crust 5, then pack into dust ring 11, dust ring 11 right side fixedly connected with is evenly distributed's second card axle 12, second card axle 12 right side fixedly connected with second

fixed axle

13, 11 upper left side sliding connection of dust ring has fixed plate 17, through promoting fixed plate 17, fixed plate 17 removes and drives cardboard 16 and remove, thereby cardboard 16 removes and makes push pedal 14 break away from cardboard 16, it controls dust ring 11 block at 2 left ends of casing to promote push pedal 14, thereby avoided when using the camera lens,

first recess

4 and 3 position departments of 3 because of the pushing of the dust, thereby the problem that has influenced protecting crust 5 equipment difficulty appears.

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 an apochromatic photographic lens, includes lens (1), casing (2), protective housing (5) and dust ring (11), its characterized in that: lens (1) outside fixedly connected with casing (2), casing (2) left side fixedly connected with protecting crust (5), protecting crust (5) left side fixedly connected with knob piece (6), protecting crust (5) right side fixedly connected with is evenly distributed's first calorie of axle (7), first calorie of axle (7) outside fixedly connected with casing (2), first calorie of axle (7) right side fixedly connected with first fixed axle (8), first fixed axle (8) outside fixedly connected with casing (2), the dustproof pad (10) of left side fixedly connected with in protecting crust (5).

2. An apochromatic photographic lens as claimed in claim 1, characterized in that: a dust ring (11) is arranged on the left side in the shell (2), the right side of the dust ring (11) is fixedly connected with second clamping shafts (12) which are uniformly distributed, the outer side of each second clamping shaft (12) is fixedly connected with the shell (2), the right side of each second clamping shaft (12) is fixedly connected with a second fixing shaft (13), the outer side of each second fixing shaft (13) is fixedly connected with the shell (2), the upper left side of the dust ring (11) is slidably connected with a fixing plate (17), the right side of each fixing plate (17) is fixedly connected with a clamping plate (16), the outer side of each clamping plate (16) is slidably connected with the dust ring (11), the rear side of each clamping plate (16) is fixedly connected with a guide shaft (18), a spring (19) is arranged on the outer side of each guide shaft (18), the front end of each spring (19) is fixedly connected with the clamping plate (16), and the rear end of each spring (19) is fixedly connected with the dust ring (11), the front side of the clamping plate (16) is clamped with a push plate (14), the push plate (14) is fixedly connected with a rotating shaft (15), and the left side and the right side of the rotating shaft (15) are fixedly connected with dustproof rings (11).

3. An apochromatic photographic lens as claimed in claim 1, characterized in that: the inner side of the left end of the shell (2) is provided with a first groove (4), and the inner side of the first groove (4) is provided with a fixing groove (3) in the shell (2).

4. An apochromatic photographic lens as claimed in claim 1, characterized in that: and the inner side of the protective shell (5) is provided with second grooves (9) which are uniformly distributed at the left position of the dustproof pad (10).

5. An apochromatic photographic lens as claimed in claim 1, characterized in that: the dustproof pad (10) belongs to a plate made of antistatic materials.