CN214311255U

CN214311255U - Small-size manual lens

Info

Publication number: CN214311255U
Application number: CN202120190968.0U
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: 2021-09-28
Anticipated expiration: 2031-01-22

Abstract

The utility model relates to the technical field of small-volume manual lenses, in particular to a small-volume manual lens, which comprises an upper shell, a lower shell and a fixed block, wherein the lower end surface of the upper shell is provided with the lower shell, the outer side of a rotating rod is rotationally connected with a fixed sleeve, the outer side of the rotating rod is provided with a torsion spring, a lens is arranged in the lower shell, the upper end surface of the lens is provided with a protective cover, and the left side and the right side of the upper end surface of the protective cover are both slidably connected with a push block, the lens is protected, the lens is prevented from being placed unstably due to small size, and the safety performance of the device is improved.

Description

Small-size manual lens

Technical Field

The utility model relates to a little volume manual lens technical field specifically is a little volume manual lens.

Background

The lens has two fingers in the video, one is the optical component used for generating the image of the video camera, projector, two fingers are a section of continuous picture shot from start-up to shut-down, or the segment between two shearing points, also called a lens, one finger and two fingers, are two completely different concepts, in order to distinguish the difference between the two, one finger is often called an optical lens, the two fingers are called lens pictures, the classification according to the producing area of the lens is mainly a Japanese system lens and a German system lens, the Japanese system lens is mainly a lens with better color reducibility, the German system lens has stronger layering sense, the Chinese lens in the market also gradually occupies a certain market, mainly has lower price, therefore, the demand for a small-volume manual lens is increasing.

Most of small-volume lenses on the market are less because the camera lens volume when placing, so the camera lens is difficult for depositing when placing, and very likely touch and drop when placing, make the camera lens suffer destruction, and the lens in the camera lens does not receive the protection in the camera lens simultaneously, gets off for a long time and can lead to the camera lens to receive wearing and tearing, influences the camera lens focus and shoot, reduces the device result of use, consequently, provides a small-volume manual camera lens to above-mentioned problem.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a little volume manual camera 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:

a small-size manual lens comprises an upper shell, a lower shell and a fixed block, wherein the lower end face of the upper shell is provided with the lower shell, the center of the front end face of the upper shell is fixedly connected with the fixed block, the upper end face of the fixed block is fixedly connected with a clamping block, the outer side of the fixed block is provided with a clamping sleeve, the lower end face of the clamping sleeve is internally and rotatably connected with a rotating rod, the outer side of the rotating rod is rotatably connected with a fixed sleeve, the rear end face of the fixed sleeve is fixedly connected with the lower shell, the outer side of the rotating rod is provided with a torsion spring, a lens is arranged in the lower shell, the upper end face of the lens is provided with a protective cover, the left side and the right side of the upper end face of the protective cover are respectively and slidably connected with a pushing block, the lower end face of the pushing block is respectively and fixedly connected with a connecting rod, the lower end face of the connecting rod is respectively and fixedly connected with a connecting block, one end of the connecting block is respectively and fixedly connected with a clamping plate and a spring, the equal fixedly connected with visor of the spring other end, both ends all sliding connection has the gag lever post around in the link, the equal fixedly connected with visor in gag lever post both ends.

Preferably, the left end face of the torsion spring is fixedly connected with a clamping sleeve, and the right end face of the torsion spring is fixedly connected with a fixing sleeve.

Preferably, the outer sides of the upper end faces of the connecting rods are both connected with protective covers in a sliding mode, and the outer sides of the clamping plates are both connected with protective covers in a sliding mode.

Preferably, the left side and the right side in the lens are provided with clamping grooves, one end of each clamping plate is clamped with the lens through the clamping grooves, and the lower end face of the protective cover is detachably connected with the lens through the clamping plates.

Preferably, the clamping sleeve is connected with a fixed block on the inner side in a detachable mode, a friction block is arranged in the clamping sleeve, and the friction block is connected to the outer side of the clamping block in a sliding mode.

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

1. in the utility model, the lens is placed in the lower shell when in use through the arranged cutting sleeve, the fixed block, the rotating rod and the fixture block, then the upper shell is rotated downwards to be fixed with the lower shell, then the cutting sleeve of the front end surface of the lower shell is rotated upwards through the rotating rod to enable the inner side of the cutting sleeve to be sleeved outside the fixed block, and at the moment, the friction block in the cutting sleeve is connected with the fixture block to enable the fixed block to be fixedly connected with the cutting sleeve, so that the upper shell is fixed with the lower shell to protect the lens, thereby avoiding the unstable placement of the lens due to the small volume and improving the safety performance of the device;

2. the utility model discloses in, push away the piece through setting up, the connecting block, cardboard and spring, promote the push away piece in the middle of to the visor during use, the push away piece removes and drives the connecting rod and remove, thereby it removes to drive the connecting block, the connecting block removes and drives in the cardboard removes the entering visor, place the visor in the camera lens upper end after that, loosen the push away piece, the connecting block is removed to the outside along with the self elasticity of spring this moment, thereby make cardboard one end shift out protective housing and camera lens block, make visor and camera lens fixed connection, make the lens receive the protection, avoid the lens to receive wearing and tearing when not using, thereby extension lens life.

Drawings

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

FIG. 2 is an opened view of the overall structure of the present invention;

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

fig. 4 is a sectional view of the protective cover of the present invention.

In the figure: 1-upper shell, 2-lower shell, 3-fixed block, 4-clamping block, 5-fixed sleeve, 6-rotating rod, 7-clamping sleeve, 8-torsion spring, 9-lens, 10-protective cover, 11-pushing block, 12-connecting rod, 13-connecting block, 14-clamping plate, 15-spring and 16-limiting rod.

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. 1-4, the present invention provides a technical solution:

a small-size manual lens comprises an upper shell 1, a lower shell 2 and a fixed block 3, wherein the lower end face of the upper shell 1 is provided with the lower shell 2, the center of the front end face of the upper shell 1 is fixedly connected with the fixed block 3, the upper end face of the fixed block 3 is fixedly connected with a clamping block 4, the outer side of the fixed block 3 is provided with a clamping sleeve 7, the lower end face of the clamping sleeve 7 is internally and rotatably connected with a rotating rod 6, the outer side of the rotating rod 6 is rotatably connected with a fixed sleeve 5, the rear end face of the fixed sleeve 5 is fixedly connected with the lower shell 2, the outer side of the rotating rod 6 is provided with a torsion spring 8, a lens 9 is arranged in the lower shell 2, the upper end face of the lens 9 is provided with a protective cover 10, the left side and the right side of the upper end face of the protective cover 10 are respectively and slidably connected with a push block 11, the lower end face of the push block 11 is respectively and fixedly connected with a connecting rod 12, the lower end face of the connecting block 12 is respectively and fixedly connected with a connecting block 13, one end is respectively and fixedly connected with a clamping plate 14, and the other end of the connecting block 13 is respectively and fixedly connected with a spring 15, the other end of the spring 15 is fixedly connected with a protective cover 10, the front end and the rear end in the connecting block 13 are slidably connected with a limiting rod 16, and the two ends of the limiting rod 16 are fixedly connected with the protective cover 10.

The left end face of the torsion spring 8 is fixedly connected with a clamping sleeve 7, the right end face of the torsion spring 8 is fixedly connected with a fixed sleeve 5, and the torsion spring 8 plays a role in torsion, so that the clamping sleeve 7 can rotate conveniently; the protective covers 10 are connected to the outer sides of the upper end surfaces of the connecting rods 12 in a sliding mode, the protective covers 10 are connected to the outer sides of the clamping plates 14 in a sliding mode, the protective covers 10 are arranged to protect lenses conveniently, friction of the lenses is reduced, and therefore the service lives of the lenses are prolonged; clamping grooves are formed in the left side and the right side of the inside of the lens 9, one end of each clamping plate 14 is clamped with the lens 9 through the clamping groove, the lower end face of the protective cover 10 is detachably connected with the lens 9 through the clamping plates 14, and the clamping plates 14 are arranged to facilitate the detachment of the protective cover 10, so that the use of lenses is facilitated; the clamping sleeve 7 is connected with the fixed block 3 in the inboard can be dismantled, is equipped with the clutch blocks in the clamping sleeve 7, and 4 outside sliding connection of fixture block have the clutch blocks, the setting of clutch blocks be convenient for with 4 blocks of fixture block to the clamping sleeve 7 of being convenient for is fixed with fixed block 3, makes go up casing 1 and casing 2 fixed connection down.

The working process is as follows: when the lens 9 is placed, the protective cover 10 is firstly fixed at the upper end of the lens 9, the push block 11 is firstly pushed towards the middle of the protective cover 10, the push block 11 moves to drive the connecting rod 12 to move, thereby driving the connecting block 13 to move, the connecting block 13 moves to drive the clamping plate 14 to move into the protective cover 10, when the connecting block 13 moves, the inner side of the connecting block 13 slides at the outer side of the limiting rod 16, thereby enabling the connecting block 13 to move more stably, and avoiding the deviation direction of the connecting block 13 when moving, then the protective cover 10 is placed at the upper end of the lens 9, the push block 11 is loosened, at the moment, the connecting block 13 moves outwards along with the self elasticity of the spring 15, thereby enabling one end of the clamping plate 14 to move out of the protective cover 10 to be clamped with the lens 9, the protective cover 10 is fixedly connected with the lens 9, the lens is protected, the lens is prevented from being worn when not used, thereby prolonging the service life of the lens, when the protective cover 10 is fixed, put into lower casing 2 with camera lens 9 in, it is fixed with lower casing 2 to rotate 1 lapse of last casing after that, the cutting ferrule 7 of terminal surface upwards rotates through dwang 6 before the casing 2 again, make the inboard cover of cutting ferrule 7 in the fixed block 3 outside, the torsion spring 8 of cutting ferrule 7 in the cutting ferrule 7 plays the torsion action when rotating, the rotation of the cutting ferrule 7 of being convenient for, the clutch blocks in the cutting ferrule 7 is connected with fixture block 4 this moment, make fixed block 3 and cutting ferrule 7 fixed connection, thereby it is fixed with lower casing 2 to make go up casing 1, protect camera lens 9, avoid camera lens 9 to place unstability because the volume is less, improve the security performance of device.

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 a manual camera lens of little volume, includes casing (1), casing (2) and fixed block (3) down, its characterized in that: the lower end face of the upper shell (1) is provided with a lower shell (2), the center of the front end face of the upper shell (1) is fixedly connected with a fixed block (3), the upper end face of the fixed block (3) is fixedly connected with a fixture block (4), the outer side of the fixed block (3) is provided with a clamping sleeve (7), the lower end face of the clamping sleeve (7) is rotatably connected with a rotating rod (6), the outer side of the rotating rod (6) is rotatably connected with a fixed sleeve (5), the rear end face of the fixed sleeve (5) is fixedly connected with the lower shell (2), the outer side of the rotating rod (6) is provided with a torsion spring (8), a lens (9) is arranged in the lower shell (2), the upper end face of the lens (9) is provided with a protective cover (10), the left side and the right side of the upper end face of the protective cover (10) are both slidably connected with push blocks (11), and the lower end face of the push blocks (11) is both fixedly connected with a connecting rod (12), the utility model discloses a connecting rod, including connecting rod (12), the equal fixedly connected with connecting block (13) of terminal surface under connecting rod (12), the equal fixedly connected with cardboard (14) of connecting block (13) one end, the equal fixedly connected with spring (15) of connecting block (13) other end, the equal fixedly connected with visor (10) of spring (15) other end, the equal sliding connection in both ends has gag lever post (16) around in connecting block (13), gag lever post (16) both ends equal fixedly connected with visor (10).

2. A small-volume manual lens according to claim 1, characterized in that: the left end face of the torsion spring (8) is fixedly connected with a clamping sleeve (7), and the right end face of the torsion spring (8) is fixedly connected with a fixed sleeve (5).

3. A small-volume manual lens according to claim 1, characterized in that: the outer sides of the upper end faces of the connecting rods (12) are all connected with protective covers (10) in a sliding mode, and the outer sides of the clamping plates (14) are all connected with the protective covers (10) in a sliding mode.

4. A small-volume manual lens according to claim 1, characterized in that: the camera lens is characterized in that clamping grooves are formed in the left side and the right side of the inside of the camera lens (9), one end of each clamping plate (14) is clamped with the camera lens (9) through the clamping grooves, and the lower end face of each protective cover (10) is detachably connected with the camera lens (9) through the clamping plates (14).

5. A small-volume manual lens according to claim 1, characterized in that: the clamping sleeve is characterized in that the inner side of the clamping sleeve (7) is detachably connected with a fixed block (3), a friction block is arranged in the clamping sleeve (7), and the outer side of the clamping block (4) is slidably connected with the friction block.