CN219370117U - Light-gathering carrier for optical microscope - Google Patents

Abstract

The utility model belongs to the technical field of light-gathering carriers, and discloses a light-gathering carrier for an optical microscope, which comprises a base, wherein two hollow columns are fixed on the upper end surface of the base, a first movable plate capable of moving up and down is arranged in the hollow columns, a light-gathering component which is easy to detach is arranged between the two first movable plates, the light-gathering component comprises a light-gathering lens, a fixed lens plate and a first threaded column, the fixed lens plate is semicircular, two ends of the light-gathering lens plate extend outwards vertically, the two fixed lens plates are wrapped around the light-gathering lens.

Description

Light-gathering carrier for optical microscope

Technical Field

The utility model belongs to the technical field of light-gathering carriers, and particularly relates to a light-gathering carrier for an optical microscope.

Background

The optical microscope is a precise optical instrument, and is generally applied to observation of biology, medicine, microscopic particles and the like, and a condensing lens in a microscope device can not only make up for the shortage of light quantity and properly change the property of light emitted from a light source, but also focus the light on an object to be inspected so as to obtain the best illumination effect, and the position of the condensing lens in the device needs to be adjusted by a condensing carrier.

The current condensing carrier for the optical microscope installs condensing components on the whole device through mechanical screws for condensing lenses are difficult to detach, thereby lead to the condensing lenses to be difficult to change, and adjust the position of condensing lenses through the rotation axis, make the range of motion limited, inconvenient according to external environment, select suitable position to concentrate light.

Disclosure of Invention

The utility model aims to provide a condensing carrier for an optical microscope, which solves the problems that a condensing lens proposed in the background technology is not easy to detach and the movable range of the condensing lens is limited.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a spotlight carrier for optical microscope, includes the base, the up end of base is fixed with two cavity posts, be equipped with the first fly leaf that can reciprocate in the cavity post, the movable slot has been seted up to the upper end of first fly leaf, be equipped with the second fly leaf that passes in the movable slot, two the first screw thread groove has been seted up to the inner wall of the one end that the second fly leaf is close to mutually, the one end that first screw thread groove was kept away from to the second fly leaf is fixed with the second connecting block, be equipped with quick detachable spotlight subassembly in the first screw thread groove.

Preferably, the spotlight subassembly includes condensing lens, solid mirror plate and first screw thread post, solid mirror plate is semicircle form, and the outside vertical extension in both ends, two solid mirror plate parcel is around the condensing lens, two it is fixed through fixed subassembly between the solid mirror plate, first screw thread post symmetry is installed at the outer wall of two solid mirror plates, and first screw thread post and first screw thread groove looks adaptation.

Preferably, the fixed subassembly includes second screw thread post, second screw thread groove and anticreep piece, the extension at the fixed mirror board is seted up in the second screw thread groove, the second screw thread post is rotatory to pass the second screw thread groove, the piece is twisted in the one end of second screw thread post is installed soon, the anticreep piece is installed in the one end of second screw thread post keeping away from the piece of twisting through the screw thread groove.

Preferably, the outer wall of the first movable plate is provided with a limit groove, and a limit component is arranged between the hollow column and the first movable plate.

Preferably, the limiting component comprises a first connecting block, a limiting block and a third thread groove, the third thread groove is formed in the upper end of the hollow column, the limiting block penetrates through the third thread groove in a screwing mode, external threads are formed in the surface wall of the limiting block, and the first connecting block is fixed at one end, located outside the hollow column, of the limiting block.

Preferably, the supporting rods are fixed on two sides of the upper end face of the base, the light-transmitting plates are arranged at the upper ends of the supporting rods, and light holes with different sizes are formed in the light-transmitting plates.

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

(1) According to the utility model, the condensing lens, the fixed lens plates, the first threaded columns and the first threaded grooves are arranged, so that the condensing assembly is easy to detach, when the condensing assembly is used, the condensing lens is arranged between the two fixed lens plates, the screwing block is screwed, the two fixed lens plates are fixed through the action of the second threaded columns and the second threaded grooves, after the condensing lens is fixed, the whole condensing assembly is screwed, the first threaded columns enter the first threaded grooves, and the condensing assembly easy to detach is convenient to replace condensing lenses with different thicknesses, so that the condensing assembly is suitable for different illumination intensities outside.

(2) The utility model can move the light gathering component up and down, left and right and rotate by arranging the first movable plate, the limiting component, the second movable plate and the movable groove, when in use, the first movable plate is moved, after a proper height is selected, the first connecting block is screwed, one end of the limiting block positioned in the hollow column enters the limiting groove, thereby fixing the first movable plate, then the second movable plate is moved, and finally the light gathering component is rotated, so that the light gathering component which can move up and down, left and right and rotate is suitable for the light rays emitted from different light sources, thereby better compensating the shortage of light quantity and properly changing the property of the light emitted from the light sources.

Drawings

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

FIG. 2 is a cross-sectional view of a light focusing assembly of the present utility model;

fig. 3 is an enlarged view of a portion a in fig. 1;

fig. 4 is an enlarged view of a portion B in fig. 1;

fig. 5 is an enlarged view of a portion C in fig. 1;

in the figure: 1. a base; 2. a support rod; 3. a light-transmitting plate; 4. a hollow column; 5. a first movable plate; 6. a limit groove; 7. a first connection block; 8. a second movable plate; 9. a second connection block; 10. a condenser; 11. a mirror fixing plate; 12. a first threaded post; 13. a second threaded post; 14. a second thread groove; 15. an anti-falling block; 16. a first thread groove; 17. a limiting block; 18. an external thread; 19. a third thread groove; 20. a movable 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. 1-5, the present utility model provides the following technical solutions: the utility model provides a spotlight carrier for optical microscope, including base 1, the up end of base 1 is fixed with two cavity posts 4, be equipped with the first fly leaf 5 that can reciprocate in the cavity post 4, the fly leaf 20 has been seted up to the upper end of first fly leaf 5, be equipped with the second fly leaf 8 that passes in the fly leaf 20, first screw thread groove 16 has been seted up to the inner wall of the one end that two second fly leaves 8 are close to mutually, the one end that second fly leaf 8 was kept away from first screw thread groove 16 is fixed with second connecting block 9, be equipped with quick detachable spotlight subassembly in the first screw thread groove 16.

Further, the light focusing assembly comprises a light focusing lens 10, a fixed lens plate 11 and a first threaded column 12, wherein the fixed lens plate 11 is semicircular, two ends of the fixed lens plate extend outwards vertically, the two fixed lens plates 11 are wrapped around the light focusing lens 10, the two fixed lens plates 11 are fixed through the fixing assembly, the first threaded column 12 is symmetrically arranged on the outer walls of the two fixed lens plates 11, and the first threaded column 12 is matched with the first threaded groove 16.

Further, the fixing component comprises a second threaded column 13, a second threaded groove 14 and an anti-falling block 15, the second threaded groove 14 is formed in the extension end of the fixed mirror plate 11, the second threaded column 13 is screwed to penetrate through the second threaded groove 14, the screw block is installed at one end of the second threaded column 13, and the anti-falling block 15 is installed at one end, far away from the screw block, of the second threaded column 13 through the threaded groove.

Through the technical scheme:

when the light collecting lens 10 with proper thickness is used, the light collecting lens 10 is installed between the two fixed lens plates 11, the screwing block is screwed to drive the second threaded column 13 to rotate, the two fixed lens plates 11 are fixed under the action of the second threaded column 13 and the second threaded groove 14, the anti-falling block 15 is screwed, the fixation between the two fixed lens plates 11 is reinforced, after the light collecting lens 10 is fixed, the whole light collecting assembly is screwed, the first threaded column 12 enters the first threaded groove 16, and the light collecting lens 10 with different thickness can be conveniently replaced by the light collecting assembly which is easy to detach, so that the light collecting lens is suitable for different illumination intensities outside.

Referring to fig. 1 and 4, a limiting groove 6 is formed on the outer wall of the first movable plate 5, and a limiting component is disposed between the hollow column 4 and the first movable plate 5.

Further, the limiting component comprises a first connecting block 7, a limiting block 17 and a third thread groove 19, the third thread groove 19 is formed in the upper end of the hollow column 4, the limiting block 17 is screwed through the third thread groove 19, an external thread 18 is formed in the surface wall of the limiting block 17, and the first connecting block 7 is fixed at one end of the limiting block 17, which is located outside the hollow column 4.

Through the technical scheme:

when the light source light focusing device is used, the first movable plate 5 is moved, after a proper height is selected, the first connecting block 7 is screwed, the first connecting block 7 drives the limiting block 17 to rotate, one end of the limiting block 17, which is positioned inside the hollow column 4, enters the limiting groove 6, the hollow column 4 and the first movable plate 5 are fixed through interaction of the external threads 18 and the third thread groove 19, then the second movable plate 8 is moved, the second movable plate 8 moves left and right in the movable groove 20, finally the light focusing assembly is rotated, the optimal light focusing angle is adjusted, and the light focusing assembly capable of performing up and down, left and right and rotation adapts to light rays emitted from different light sources, so that the defect of light quantity is better compensated and the property of light emitted from the light sources is properly changed.

Further, referring to fig. 1, support rods 2 are fixed on two sides of an upper end surface of the base 1, a light-transmitting plate 3 is mounted on an upper end of the support rods 2, and light-transmitting holes with different sizes are formed in the light-transmitting plate 3.

Specifically, the collected light adjusts the sharpness of the observed object through different sized light transmission holes.

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 (6)

1. A light focusing carrier for an optical microscope, characterized in that: including base (1), the up end of base (1) is fixed with two hollow columns (4), be equipped with first fly leaf (5) that can reciprocate in hollow column (4), activity groove (20) have been seted up to the upper end of first fly leaf (5), be equipped with second fly leaf (8) that pass in activity groove (20), two first screw thread groove (16) have been seted up to the inner wall of the one end that second fly leaf (8) are close to mutually, the one end that first screw thread groove (16) was kept away from to second fly leaf (8) is fixed with second connecting block (9), be equipped with quick detachable spotlight subassembly in first screw thread groove (16).

2. The light collecting carrier for an optical microscope according to claim 1, wherein: the light focusing assembly comprises a light focusing lens (10), a lens fixing plate (11) and first threaded columns (12), wherein the lens fixing plate (11) is semicircular, two ends of the lens fixing plate extend outwards vertically, the lens fixing plate (11) wraps the periphery of the light focusing lens (10), the lens fixing plate (11) is fixed through the fixing assembly, the first threaded columns (12) are symmetrically arranged on the outer walls of the lens fixing plates (11), and the first threaded columns (12) are matched with the first threaded grooves (16).

3. A light-condensing carrier for an optical microscope according to claim 2, characterized in that: the fixing assembly comprises a second threaded column (13), a second threaded groove (14) and an anti-falling block (15), the second threaded groove (14) is formed in the extending end of the fixed mirror plate (11), the second threaded column (13) is screwed through the second threaded groove (14), the screw block is installed at one end of the second threaded column (13), and the anti-falling block (15) is installed at one end, far away from the screw block, of the second threaded column (13) through the threaded groove.

4. A light-focusing vehicle for an optical microscope according to claim 3, wherein: the outer wall of the first movable plate (5) is provided with a limiting groove (6), and a limiting component is arranged between the hollow column (4) and the first movable plate (5).

5. The light collecting carrier for an optical microscope according to claim 4, wherein: the limiting component comprises a first connecting block (7), a limiting block (17) and a third thread groove (19), wherein the third thread groove (19) is formed in the upper end of the hollow column (4), the limiting block (17) is screwed through the third thread groove (19), an external thread (18) is formed in the surface wall of the limiting block (17), and the first connecting block (7) is fixed at one end of the limiting block (17) located outside the hollow column (4).

6. The light collecting carrier for an optical microscope according to claim 5, wherein: the light transmission plate is characterized in that support rods (2) are fixed on two sides of the upper end face of the base (1), a light transmission plate (3) is arranged at the upper end of each support rod (2), and light transmission holes with different sizes are formed in the light transmission plate (3).