CN219609322U

CN219609322U - Anti-drop's lens

Info

Publication number: CN219609322U
Application number: CN202320608801.0U
Authority: CN
Inventors: 张茜; 张婉君
Original assignee: Weishi Laser Technology Suzhou Co ltd
Current assignee: Weishi Laser Technology Suzhou Co ltd
Priority date: 2023-03-25
Filing date: 2023-03-25
Publication date: 2023-08-29
Anticipated expiration: 2033-03-25

Abstract

The utility model discloses an anti-falling lens, which relates to the technical field of field lens installation and comprises a lens barrel, wherein the inner wall of the lens barrel is connected with a lens body in a penetrating way, and a connecting and reinforcing mechanism is arranged between the lens barrel and the lens body; the connection reinforcing mechanism comprises a setting plate fixedly connected to one side of the lens body, connecting holes are formed in two sides of the setting plate, limiting holes are formed in the top end and the bottom end of the setting plate, screws are connected to two sides of the lens barrel in a threaded mode, connecting columns are fixedly arranged at one ends of the screws, outer walls of the connecting columns are connected with the corresponding connecting holes in a penetrating mode, grooves are formed in the bottoms of inner walls of the lens barrel and the tops of the inner walls of the lens barrel in a penetrating mode, protruding blocks are connected to the inner walls of the grooves in a sliding mode, the screws push the folded plates to move horizontally under the action of the fixing columns when rotating through the screws, the second wedge blocks push the first wedge blocks to drive the limiting columns to be inserted into the protruding blocks when moving, springs are shortened when being pressed, and the firmness of installation of the lens body is further improved, and anti-falling effects are achieved.

Description

Anti-drop's lens

Technical Field

The utility model relates to the technical field of field lens installation, in particular to an anti-falling lens.

Background

The lens which works near the focal plane of the objective lens and can effectively reduce the size of the detector is called a field lens and can effectively reduce the size of the detector, and is mainly used for improving the capability of the marginal beam entering the detector; in the same main optical system, the additional field lens will reduce the detector area, etc.

To this, chinese patent CN 216561151U is a scratch-resistant field lens, realizes clearing up the impurity on the lens, easy operation, convenient and practical, and in the above-mentioned patent to the installation of field lens comparatively simple, when using the field lens, external vibrations easily cause the lens to drop, leads to the result of use not ideal.

In view of the above problems, the present utility model provides an anti-falling lens.

Disclosure of Invention

The utility model aims to provide an anti-falling lens, so that the problems in the background technology are solved.

In order to achieve the above purpose, the present utility model provides the following technical solutions: an anti-falling lens comprises a lens barrel, wherein the inner wall of the lens barrel is connected with a lens body in a penetrating way, and a connecting and reinforcing mechanism is arranged between the lens barrel and the lens body; the connection reinforcing mechanism comprises a setting plate fixedly connected to one side of the lens body, connecting holes are formed in two sides of the setting plate, limiting holes are formed in the top end and the bottom end of the setting plate, screws are connected to two sides of the lens barrel in a threaded mode, connecting columns are fixedly arranged at one ends of the screws, outer walls of the connecting columns are connected with the corresponding connecting holes in a penetrating mode, grooves are formed in the bottoms of inner walls of the lens barrel and the tops of the inner walls of the lens barrel, protruding blocks are connected to the inner walls of the grooves in a sliding mode, and one ends of the protruding blocks are fixedly connected with the setting plate.

Further, the outer wall of the screw rod is rotationally connected with a folded plate, the inner wall of a through hole formed in one side of the folded plate is penetrated and connected with a fixed column, and one end of the fixed column is fixedly connected with the lens cone.

Further, limiting holes are formed in the other ends of the protruding blocks, limiting columns are connected to the inner walls of the limiting holes in an penetrating mode, one ends of the limiting columns penetrate through the lens barrel, and first wedge blocks are fixedly arranged on the ends of the limiting columns.

Further, one side of the first wedge block is in contact connection with a second wedge block, and one side of the second wedge block is fixedly connected with the folded plate.

Further, springs are fixedly arranged between the first wedge blocks and the lens cone, and the inner walls of the springs are connected with corresponding limiting columns in a penetrating mode.

Compared with the prior art, the utility model has the following beneficial effects:

1. according to the anti-falling lens, the lens body is placed into the lens barrel, the convex blocks are connected with the grooves at the same time, the installation direction of the lens body is corrected, the connecting column is driven to move by the rotating screw, and the connecting column is initially limited after being connected with the setting plate.

2. According to the anti-falling lens, the screw rod pushes the folded plate to horizontally move under the action of the fixing column while rotating, the second wedge block pushes the first wedge block along with the movement, the limiting column is driven to be inserted into the protruding block, the spring is shortened along with compression, the installation firmness of the lens body is further improved, and an anti-falling effect is achieved.

Drawings

FIG. 1 is a schematic diagram of the overall structure of the present utility model;

FIG. 2 is a schematic view of the connection structure of the setting plate of the present utility model;

FIG. 3 is a schematic view of the connecting structure of the folding bar of the present utility model;

fig. 4 is a schematic diagram of a connection structure between a limiting post and a first wedge block according to the present utility model.

In the figure: 1. a lens barrel; 2. a mirror body; 3. a setting plate; 4. a screw; 5. a connecting column; 6. a bump; 7. a folded plate; 8. fixing the column; 9. a limit column; 10. a first wedge; 11. a second wedge; 12. a spring; 13. a groove.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 1-4, an anti-falling lens comprises a lens barrel 1, wherein the inner wall of the lens barrel 1 is connected with a lens body 2 in a penetrating way, and a connecting and reinforcing mechanism is arranged between the lens barrel 1 and the lens body 2; the connection reinforcing mechanism comprises a setting plate 3 fixedly connected to one side of the lens body 2, connecting holes are formed in two sides of the setting plate 3, limiting holes are formed in the top end and the bottom end of the setting plate 3, screws 4 are connected to two sides of the lens barrel 1 in a threaded mode, connecting columns 5 are fixedly arranged at one ends of the screws 4, outer walls of the connecting columns 5 are connected with the corresponding connecting holes in a penetrating mode, the connecting columns 5 are pushed to move by the rotating screws 4, the connecting columns 5 are connected with the setting plate 3, the lens body 2 is mounted to achieve the primary limiting effect, grooves 13 are formed in the bottoms of the inner walls of the lens barrel 1 and the tops of the inner walls of the lens barrel 1, protruding blocks 6 are connected with the grooves 13 in a sliding mode, after the protruding blocks 6 are connected with the grooves 13, the mounting direction of the lens body 2 is limited, the connecting columns 5 are enabled to be in one-to-one correspondence with the connecting holes, the limiting columns 9 are fixedly connected with the setting plate 3 at one ends of the protruding blocks 6.

Referring to fig. 1-4, the outer wall of the screw 4 is rotatably connected with a folded plate 7, the inner wall of a through hole formed in one side of the folded plate 7 is penetrated and connected with a fixing column 8, when the screw 4 pushes the folded plate 7, the folded plate 7 can not deflect and horizontally move, one end of the fixing column 8 is fixedly connected with the lens barrel 1, the other end of the protruding block 6 is provided with a limiting hole, the inner wall of the limiting hole is penetrated and connected with a limiting column 9, one end of the limiting column 9 penetrates through the lens barrel 1 and is fixedly provided with a first wedge block 10, one side of the first wedge block 10 is contacted and connected with a second wedge block 11, one side of the second wedge block 11 is fixedly connected with the folded plate 7, the folded plate 7 drives the second wedge block 11 to move and pushes the first wedge block 10, the limiting column 9 is driven to be inserted into the protruding block 6, the spring 12 is shortened along with compression, the installation firmness of the lens body 2 is further improved, a spring 12 is fixedly arranged between the first wedge block 10 and the lens barrel 1, the spring 12 is shortened along with compression in the installation process of the reinforcing lens body 2, and when the folded plate 7 drives the second wedge block 11 to push the second wedge block 11 to reset, and the first wedge block 10 and the corresponding spring 9 can be separated from the limiting column 9.

To sum up: through putting into lens cone 1 earlier with the lens body 2, lug 6 is connected with recess 13 simultaneously, corrects the alignment to the installation direction of lens body 2, rotates screw rod 4 drive spliced pole 5 and removes, and preliminary spacing is carried out after spliced pole 5 is connected with setting plate 3, and screw rod 4 rotates, and under the effect of fixed column 8, screw rod 4 promotes folded plate 7 horizontal migration, and second voussoir 11 promotes first voussoir 10 when moving concomitantly, drives spacing post 9 and inserts in lug 6, and spring 12 shortens concomitantly the pressurized, further improves the fastness of lens body 2 installation, plays the effect of anti-drop.

It is noted that relational terms such as first and second, and the like are 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. Moreover, 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 utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. An anti-falling lens comprises a lens barrel (1), wherein the inner wall of the lens barrel (1) is connected with a lens body (2) in a penetrating way, and a connecting and reinforcing mechanism is arranged between the lens barrel (1) and the lens body (2);

the method is characterized in that: the connection reinforcing mechanism comprises a setting plate (3) fixedly connected to one side of a lens body (2), connecting holes are formed in two sides of the setting plate (3), limiting holes are formed in the top end and the bottom end of the setting plate (3), screw rods (4) are connected to two sides of the lens cone (1) in a threaded mode, connecting columns (5) are fixedly arranged at one ends of the screw rods (4), outer walls of the connecting columns (5) are connected with corresponding connecting holes in a penetrating mode, grooves (13) are formed in the bottoms of inner walls of the lens cone (1) and the tops of the inner walls of the lens cone (1), protruding blocks (6) are connected to the inner walls of the grooves (13) in a sliding mode, and one ends of the protruding blocks (6) are fixedly connected with the setting plate (3).

2. The anti-drop lens of claim 1, wherein: the outer wall of screw rod (4) all rotates and is connected with folded plate (7), the inner wall of the through-hole of seting up of one side of folded plate (7) all alternates and is connected with fixed column (8), the one end of fixed column (8) all with lens cone (1) fixed connection.

3. The anti-drop lens of claim 1, wherein: limiting holes are formed in the other ends of the protruding blocks (6), limiting columns (9) are connected to the inner walls of the limiting holes in an penetrating mode, one ends of the limiting columns (9) penetrate through the lens barrel (1), and first wedge blocks (10) are fixedly arranged on the limiting columns.

4. A drop-resistant lens as claimed in claim 3, wherein: one side of each first wedge block (10) is connected with a second wedge block (11) in a contact mode, and one side of each second wedge block (11) is fixedly connected with the folded plate (7).

5. The anti-drop lens of claim 4, wherein: springs (12) are fixedly arranged between the first wedge blocks (10) and the lens cone (1), and the inner walls of the springs (12) are connected with corresponding limiting columns (9) in a penetrating mode.