CN213149347U

CN213149347U - Quick switching multifocal lens

Info

Publication number: CN213149347U
Application number: CN202021893609.3U
Authority: CN
Inventors: 何昕
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-09-03
Filing date: 2020-09-03
Publication date: 2021-05-07
Anticipated expiration: 2030-09-03

Abstract

The utility model discloses a many burnt lens of fast switch over, which comprises a housing, the inner wall bottom of casing is fixed with the gag lever post, and the surface slip of gag lever post has the movable block, the inner wall bottom of casing is rotated and is connected with the axostylus axostyle, and the surface of axostylus axostyle and the inside threaded connection of movable block, and one side of movable block is fixed with first lens, the surface of axostylus axostyle and the bottom that is located the movable block are fixed with the connecting rod, and the one end of connecting rod is fixed with the stabilizer bar, the one end of stabilizer bar is fixed with the stabilizing block, and the inside rotation of stabilizing block has the axle piece, and the top of axle piece is fixed. The multi-focus lens capable of being switched quickly solves the problems that the traditional lens is low in zooming speed, small in zooming range and not beneficial to use of a user.

Description

Quick switching multifocal lens

Technical Field

The utility model relates to a lens technical field specifically is a many burnt lens of fast switch over.

Background

The magnifying glass can be divided into portable magnifying glass and desk-top magnifying glass according to the outward appearance classification, and desk-top magnifying glass just can be fixed, has a base below, and above-mentioned is a magnifying glass, and the shape of magnifying glass can be rectangular also can be the square, perhaps is circular, and such magnifying glass mainly used is fixed for a long time and sees a place, and traditional camera lens zoom speed is slow, and the scope of zooming is little, is unfavorable for the user to use.

SUMMERY OF THE UTILITY MODEL

Not enough to prior art, the utility model provides a many burnt lens of fast switch over has solved traditional camera lens and has zoomed speed slowly, and zoom the scope and little, is unfavorable for the problem that the user used.

In order to achieve the above purpose, the utility model discloses a following technical scheme realizes: a fast-switching multifocal lens comprises a shell, wherein a limiting rod is fixed at the bottom of the inner wall of the shell, a moving block slides on the surface of the limiting rod, a shaft rod is rotatably connected to the bottom of the inner wall of the shell, the surface of the shaft rod is in threaded connection with the inside of the moving block, and a first lens is fixed on one side of the moving block;

the surface of axostylus axostyle just is located the bottom of movable block and is fixed with the connecting rod, and the one end of connecting rod is fixed with the stabilizer bar, the one end of stabilizer bar is fixed with the stabilizing block, and the inside rotation of stabilizing block has the axle piece, and the top of axle piece is fixed with the contact patch, the bottom of axle piece is fixed with the fixed block, and the both sides of fixed block all are fixed with the groove block, and are provided with the draw-in groove on the groove block, and the joint has the fixture block on the draw-in groove, be provided with fixed frame on the fixture block, and be provided with the fixed slot on the fixed.

Preferably, the inner wall of the fixing groove is provided with a sliding groove, and the sliding groove is provided with a spring piece.

Preferably, one side of the contact block penetrates through the casing and extends to the outside of the casing, and an opening matched with the contact block is formed in the casing.

Preferably, the top end of the shaft rod penetrates through the casing and extends to the outside of the casing, and a round hole matched with the shaft rod is formed in the top of the casing.

Preferably, the bottom of the casing is provided with a viewing hole.

Preferably, the surface of the casing is provided with a fixing hole corresponding to the fixing frame.

Advantageous effects

The utility model provides a multifocal lens of fast switch over. The method has the following beneficial effects:

this fast switch's multifocal lens, place in the fixed slot of fixed frame through the second lens with different thickness, install through draw-in groove joint fixture block on the groove block, wrench movement contact block changes over the second lens into the casing inside and corresponds with first lens, increase the scope of zooming, rethread rotation axostylus axostyle makes the movable block drive first lens and removes on the gag lever post, carry out the focus and adjust, it is slow to have solved traditional camera lens speed of zooming, and the scope of zooming is little, be unfavorable for the problem that the user used.

Drawings

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

fig. 2 is a sectional view of the structural casing of the present invention;

fig. 3 is a top view of the fixing frame of the present invention;

fig. 4 is a partially enlarged view of a portion a in fig. 2 according to the present invention.

In the figure: the lens fixing device comprises a shell 1, a limiting rod 2, a moving block 3, a shaft rod 4, a first lens 5, a connecting rod 6, a stabilizing rod 7, a stabilizing block 8, a shaft block 9, a contact block 10, a fixing block 11, a groove block 12, a clamping groove 13, a clamping block 14, a fixing groove 15, a fixing frame 16, a second lens 17, a sliding groove 18, a spring piece 19 and a fixing hole 20.

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 fast-switching multifocal lens comprises a shell 1, wherein a limiting rod 2 is fixed at the bottom of the inner wall of the shell 1, a moving block 3 slides on the surface of the limiting rod 2, a shaft lever 4 is rotatably connected to the bottom of the inner wall of the shell 1, the surface of the shaft lever 4 is in threaded connection with the inside of the moving block 3, and a first lens 5 is fixed on one side of the moving block 3;

as shown in fig. 2, the utility model discloses the surface of axostylus axostyle 4 and the bottom that is located movable block 3 are fixed with connecting rod 6, and the one end of connecting rod 6 is fixed with stabilizer bar 7, stabilizer bar 7's one end is fixed with stabilizing block 8, and stabilizing block 8 is inside to be rotated there is axle piece 9, and the top of axle piece 9 is fixed with contact block 10, the bottom of axle piece 9 is fixed with fixed block 11, and the both sides of fixed block 11 all are fixed with channel block 12, and be provided with draw-in groove 13 on the channel block 12, and the joint has fixture block 14 on the draw-in groove 13, be provided with fixed frame 16 on the fixture block 14, and be provided with fixed slot 15 on the fixed frame 16, and the joint.

As shown in fig. 3 and 4, the utility model discloses the inner wall of fixed slot 15 is provided with spout 18, and be provided with spring leaf 19 on spout 18, one side of contact piece 10 runs through casing 1 and extends to the outside of casing 1, and be provided with on casing 1 with the trompil of contact piece 10 looks adaptation, casing 1 is run through and extends to the outside of casing 1 on the top of axostylus axostyle 4, and the top of casing 1 is provided with the round hole with axostylus axostyle 4 looks adaptation, the bottom of casing 1 is provided with observes the hole, the surface of casing 1 is provided with the fixed orifices 20 corresponding with fixed frame 16.

During operation, the user installs through draw-in groove joint fixture block 14 on groove block 12 in placing the fixed slot 15 of fixed frame 16 through the second lens 17 with different thickness, and wrench movement contact block 10 changes over to second lens 17 over to casing 1 inside and first lens 5 corresponds, increases the scope of zooming, and rethread rotation axostylus axostyle 4 makes movable block 3 drive first lens 5 and removes on gag lever post 2, carries out the focus and adjusts.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

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. A fast switching multifocal lens comprising a housing (1), characterized in that: a limiting rod (2) is fixed at the bottom of the inner wall of the shell (1), a moving block (3) slides on the surface of the limiting rod (2), a shaft lever (4) is rotatably connected to the bottom of the inner wall of the shell (1), the surface of the shaft lever (4) is in threaded connection with the inner part of the moving block (3), and a first lens (5) is fixed on one side of the moving block (3);

the movable connecting rod type lens fixing device is characterized in that a connecting rod (6) is fixed to the surface of the shaft rod (4) and located at the bottom of the movable block (3), a stabilizer bar (7) is fixed to one end of the connecting rod (6), a stabilizer block (8) is fixed to one end of the stabilizer bar (7), a shaft block (9) rotates inside the stabilizer block (8), a contact block (10) is fixed to the top of the shaft block (9), a fixed block (11) is fixed to the bottom of the shaft block (9), groove blocks (12) are fixed to the two sides of the fixed block (11), a clamping groove (13) is formed in each groove block (12), a clamping block (14) is clamped in each clamping groove (13), a fixed frame (16) is arranged on each clamping block (14), a fixed groove (15) is formed in each fixed frame (16), and a second lens (17) is clamped in each fixed groove.

2. A fast switching multifocal lens according to claim 1, characterized in that: the inner wall of the fixing groove (15) is provided with a sliding groove (18), and the sliding groove (18) is provided with a spring piece (19).

3. A fast switching multifocal lens according to claim 1, characterized in that: one side of the contact block (10) penetrates through the casing (1) and extends to the outside of the casing (1), and an opening matched with the contact block (10) is formed in the casing (1).

4. A fast switching multifocal lens according to claim 1, characterized in that: the top end of the shaft lever (4) penetrates through the casing (1) and extends to the outside of the casing (1), and a round hole matched with the shaft lever (4) is formed in the top of the casing (1).

5. A fast switching multifocal lens according to claim 1, characterized in that: the bottom of the machine shell (1) is provided with an observation hole.

6. A fast switching multifocal lens according to claim 1, characterized in that: the surface of the machine shell (1) is provided with a fixing hole (20) corresponding to the fixing frame (16).