CN213659089U

CN213659089U - Optical lens for microscope

Info

Publication number: CN213659089U
Application number: CN202022977232.6U
Authority: CN
Inventors: 胡汉民; 胡文杰
Original assignee: Danyang Jinxing Optical Instrument Co ltd
Current assignee: Danyang Jinxing Optical Instrument Co ltd
Priority date: 2020-12-14
Filing date: 2020-12-14
Publication date: 2021-07-09
Anticipated expiration: 2030-12-14

Abstract

The utility model discloses an optical lens for microscope relates to an optical lens technical field, including the lens cone, the solid fixed ring of surface fixedly connected with of lens cone, one side fixedly connected with mount of solid fixed ring, be provided with the connecting axle on the mount, the one end fixedly connected with knob of connecting axle, and the other end fixed mounting of connecting axle has the gear, the surface of lens cone is provided with the second ring, and the inside of lens cone is provided with a movable section of thick bamboo, the surface of a movable section of thick bamboo is provided with first ring, fixedly connected with connecting rod on second ring and the first ring. The utility model discloses in, use through the cooperation that sets up disc, threaded spindle, movable cylinder, clamp splice, optical lens piece and draw-in groove, made things convenient for optical lens piece's installation and dismantlement, be convenient for fix optical lens piece, avoid optical lens piece to take place the displacement and influence normal use in the use, easy operation is convenient, and the practicality is strong.

Description

Optical lens for microscope

Technical Field

The utility model relates to an optical lens piece technical field specifically is an optical lens piece for microscope.

Background

The optical glass is prepared by mixing oxides of high-purity silicon, boron, sodium, potassium, zinc, lead, magnesium, calcium, barium and the like according to a specific formula, melting the mixture in a platinum crucible at a high temperature, uniformly stirring the mixture by using ultrasonic waves, removing bubbles, slowly cooling the mixture for a long time to prevent the glass block from generating internal stress, measuring the cooled glass block by using an optical instrument to check whether the purity, the transparency, the uniformity, the refractive index and the dispersion rate meet the specification, heating and forging the qualified glass block to form an optical lens blank, wherein a microscope is an optical instrument formed by one lens or a combination of a plurality of lenses, is a mark for people to enter the atomic era, is mainly used for amplifying instruments which tiny objects can be seen by naked eyes of people, and is a microscope spectroscopic microscope and an electronic microscope which also needs to use optical lenses.

Among the prior art, the optical lens piece on the microscope is the installation of being not convenient for mostly and dismantles, leads to the practicality not strong, and the regulation of microscope focus can only be realized through adjusting objective mostly, leads to the flexibility not strong.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an optical lens for microscope 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:

an optical lens for a microscope comprises a lens cone, a fixing ring is fixedly connected with the outer surface of the lens cone, one side of the fixing ring is fixedly connected with a fixing frame, the fixing frame is provided with a connecting shaft, one end of the connecting shaft is fixedly connected with a knob, and the other end of the connecting shaft is fixedly provided with a gear, the outer surface of the lens cone is provided with a second circular ring, and a movable cylinder is arranged in the lens cone, a first circular ring is arranged on the outer surface of the movable cylinder, a connecting rod is fixedly connected on the second circular ring and the first circular ring, one side of the connecting rod, which is far away from the first circular ring and the second circular ring, is fixedly connected with a rack, a clamping block is arranged inside the movable cylinder, the optical lens clamping device is characterized in that a clamping groove is formed in the clamping block, an optical lens is arranged inside the movable cylinder, a threaded shaft is arranged on the movable cylinder, and a disc is fixedly connected to one end, far away from the movable cylinder, of the threaded shaft.

As a further aspect of the present invention: one part of the movable cylinder is positioned in the lens barrel, the other part of the movable cylinder is positioned outside the lens barrel, and the movable cylinder is matched with the lens barrel.

As a further aspect of the present invention: one end of the threaded shaft penetrates through the inside of the movable cylinder and is fixedly connected with the clamping block, the other end of the threaded shaft is located on the outside of the movable cylinder, the disc is located on the outside of the movable cylinder, the threaded shaft is in threaded connection with the movable cylinder, the clamping block is of a cambered surface structure, and the optical lens is matched with the clamping groove.

As a further aspect of the present invention: the lens cone penetrates through the second circular ring, the second circular ring is connected with the lens cone in a clearance fit mode, the movable cylinder penetrates through the first circular ring, the first circular ring is connected with the movable cylinder in an interference fit mode, the rack is connected with the gear in a meshed mode, the number of the connecting rods and the number of the racks are two, and the connecting rods and the racks are symmetrical about the central axis of the lens cone.

As a further aspect of the present invention: the fixing frame is of an L-shaped structure, the connecting shaft penetrates through the fixing frame, the fixing frame is connected with the connecting shaft in a clearance fit mode, the gear is located on the front side of the fixing frame, and the knob is located on the rear side of the fixing frame.

As a further aspect of the present invention: the threaded shaft and the clamping blocks are all provided with a plurality of which are distributed on the movable cylinder at equal intervals.

Compared with the prior art, the beneficial effects of the utility model are that: through setting up the disc, the screw spindle, the movable cylinder, the clamp splice, the cooperation of optical lens piece and draw-in groove is used, the installation and the dismantlement of optical lens piece have been made things convenient for, be convenient for fix optical lens piece, avoid optical lens piece to take place the displacement and influence normal use in the use, easy operation is convenient, therefore, the clothes hanger is strong, through the mount, gu the fixed ring, the lens cone, the connecting axle, the knob, the gear, the rack, first ring, the connecting rod, the second ring, movable cylinder and optical lens piece's cooperation is used, make need not to adjust microscope's objective, can realize adjusting the position of optical lens piece in vertical side promptly, the realization is observed the focus of difference, the flexibility has been strengthened, adjust optical lens piece through gear and rack, make optical lens piece's removal process more slight, adjust more accurate.

Drawings

FIG. 1 is a schematic configuration diagram of a front view of an optical lens for a microscope.

FIG. 2 is a schematic structural diagram of a top sectional view of a movable tube in an optical lens for a microscope.

Fig. 3 is a schematic structural diagram of a top view of a lens barrel in an optical lens for a microscope.

The labels in the figure are: 1. a disc; 2. a threaded shaft; 3. a movable barrel; 4. a rack; 5. a first circular ring; 6. a gear; 7. a connecting rod; 8. a second circular ring; 9. a fixed mount; 10. a fixing ring; 11. a lens barrel; 12. a clamping block; 13. a card slot; 14. an optical lens; 15. a connecting shaft; 16. a knob.

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 to 3, in an embodiment of the present invention, an optical lens for a microscope includes a lens barrel 11, a fixing ring 10 is fixedly connected to an outer surface of the lens barrel 11, a fixing frame 9 is fixedly connected to one side of the fixing ring 10, a connecting shaft 15 is disposed on the fixing frame 9, a knob 16 is fixedly connected to one end of the connecting shaft 15, a gear 6 is fixedly mounted to the other end of the connecting shaft 15, a second ring 8 is disposed on an outer surface of the lens barrel 11, a movable barrel 3 is disposed inside the lens barrel 11, a first ring 5 is disposed on an outer surface of the movable barrel 3, a connecting rod 7 is fixedly connected to the second ring 8 and the first ring 5, a rack 4 is fixedly connected to a side of the connecting rod 7 away from the first ring 5 and the second ring 8, a clamping block 12 is disposed inside the movable barrel 3, a clamping groove 13 is disposed on the clamping block 12, an optical lens 14 is disposed inside the movable barrel 3, one end of the threaded shaft 2 far away from the movable cylinder 3 is fixedly connected with a disc 1.

Referring to fig. 1 and 2, a portion of the movable cylinder 3 is located inside the lens barrel 11, another portion of the movable cylinder 3 is located outside the lens barrel 11, the movable cylinder 3 is adapted to the lens barrel 11, and the movable cylinder 3 can slide inside the lens barrel 11 by arranging the movable cylinder 3 and the lens barrel 11 that are adapted to each other.

Referring to fig. 1 and 2, one end of the threaded shaft 2 penetrates through the inside of the movable cylinder 3 and is fixedly connected with the clamping block 12, the other end of the threaded shaft 2 is located outside the movable cylinder 3, the disc 1 is located outside the movable cylinder 3, the threaded shaft 2 is in threaded connection with the movable cylinder 3, the clamping block 12 is of an arc surface structure, the optical lens 14 is matched with the clamping groove 13, and the optical lens 14 is conveniently mounted and dismounted by arranging the disc 1, the threaded shaft 2, the movable cylinder 3, the clamping block 12, the optical lens 14 and the clamping groove 13 in a matched manner, so that the optical lens 14 is conveniently fixed, the phenomenon that the optical lens 14 is displaced in the using process to influence normal use is avoided, the operation is simple and convenient, and the practicability is strong.

Referring to fig. 1 and 3, the lens barrel 11 penetrates through the second ring 8, the second ring 8 is connected with the lens barrel 11 through clearance fit, the movable barrel 3 penetrates through the first ring 5, the first ring 5 is connected with the movable barrel 3 through interference fit, the rack 4 is connected with the gear 6 through meshing, two connecting rods 7 and two racks 4 are arranged, the two connecting rods 7 and the two racks 4 are symmetrical about a central axis of the lens barrel 11, the second ring 8 is connected with the lens barrel 11 through clearance fit, so that the second ring 8 can slide on the lens barrel 11, and the first ring 5 is connected with the movable barrel 3 through interference fit, so that the movable barrel 3 can be driven to slide in the lens barrel 11 when the first ring 5 moves.

Referring to fig. 1 and 3, the fixing frame 9 is in an "L" shape, the connecting shaft 15 penetrates through the fixing frame 9, the fixing frame 9 is connected with the connecting shaft 15 in a clearance fit manner, the gear 6 is located on the front side of the fixing frame 9, the knob 16 is located on the rear side of the fixing frame 9, and the fixing frame 9, the connecting shaft 15, the knob 16 and the gear 6 are arranged to drive the rack 4 to move.

Referring to fig. 1 and 2, the plurality of threaded shafts 2 and the plurality of clamping blocks 12 are arranged, the plurality of threaded shafts 2 and the plurality of clamping blocks 12 are equidistantly distributed on the movable cylinder 3, and the plurality of clamping blocks 12 are arranged to facilitate clamping and fixing the optical lens 14.

The utility model discloses a theory of operation is: in the operation process, the disc 1 is rotated, the disc 1 drives the threaded shaft 2 to rotate, under the action of the threads, the threaded shaft 2 drives the clamping block 12 to move towards the direction close to the inner wall of the movable cylinder 3, so that the clamping block 12 is far away from the optical lens 14, at the moment, the optical lens 14 can be taken down, when the optical lens 14 needs to be installed, the optical lens 14 is placed in the movable cylinder 3, the disc 1 is rotated, the clamping block 12 moves towards the center direction of the movable cylinder 3, the clamping groove 13 on the clamping block 12 is clamped at the edge of the optical lens 14, then the optical lens 14 is clamped and fixed through the clamping block 12, therefore, the installation and the disassembly of the optical lens 14 can be facilitated, the optical lens 14 is fixed conveniently, the phenomenon that the optical lens 14 is displaced in the use process to influence the normal use is avoided, the operation is simple and convenient, the practicability is strong, then the knob 16 is rotated, the knob, connecting axle 15 drives gear 6 and rotates, under the meshing effect of gear 6 and rack 4, gear 6 drives first ring 5 and second ring 8 and moves in vertical direction, and then drive movable cylinder 3 and optical lens 14 and move in vertical direction, need not to adjust microscopical objective from this, can realize adjusting optical lens 14 promptly, the realization is observed the focus of difference, adjust optical lens 14 through gear 6 and rack 4, make optical lens 14's removal process more slight, it is more accurate to adjust.

Although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments or portions thereof without departing from the spirit and scope of the invention.

Claims

1. An optical lens for a microscope, comprising a lens barrel (11), characterized in that: the outer surface of the lens cone (11) is fixedly connected with a fixing ring (10), one side of the fixing ring (10) is fixedly connected with a fixing frame (9), a connecting shaft (15) is arranged on the fixing frame (9), one end of the connecting shaft (15) is fixedly connected with a knob (16), the other end of the connecting shaft (15) is fixedly provided with a gear (6), the outer surface of the lens cone (11) is provided with a second circular ring (8), the inner part of the lens cone (11) is provided with a movable cylinder (3), the outer surface of the movable cylinder (3) is provided with a first circular ring (5), the second circular ring (8) and the first circular ring (5) are fixedly connected with a connecting rod (7), one side of the connecting rod (7) far away from the first circular ring (5) and the second circular ring (8) is fixedly connected with a rack (4), and the inner part of the movable cylinder (3) is provided with a clamping, the optical lens clamping device is characterized in that a clamping groove (13) is formed in the clamping block (12), an optical lens (14) is arranged inside the movable cylinder (3), a threaded shaft (2) is arranged on the movable cylinder (3), and a disc (1) is fixedly connected to one end, far away from the movable cylinder (3), of the threaded shaft (2).

2. An optical lens for a microscope according to claim 1, wherein: one part of the movable cylinder (3) is positioned inside the lens barrel (11), the other part of the movable cylinder (3) is positioned outside the lens barrel (11), and the movable cylinder (3) is matched with the lens barrel (11).

3. An optical lens for a microscope according to claim 1, wherein: the one end of screw thread axle (2) run through in the inside of a movable section of thick bamboo (3) and with clamp splice (12) fixed connection, and the other end of screw thread axle (2) is in the outside of a movable section of thick bamboo (3), disc (1) is in the outside of a movable section of thick bamboo (3), screw thread axle (2) passes through threaded connection with a movable section of thick bamboo (3), clamp splice (12) are ARC structure, optical lens (14) and draw-in groove (13) looks adaptation.

4. An optical lens for a microscope according to claim 1, wherein: the utility model discloses a lens cone, including lens cone (11), second ring (8) and lens cone (11), movable cylinder (3) run through in first ring (5), first ring (5) are connected through clearance fit with movable cylinder (3), rack (4) are connected through the meshing with gear (6), connecting rod (7) and rack (4) all are provided with two, two connecting rod (7) and rack (4) are symmetrical about the axis of lens cone (11).

5. An optical lens for a microscope according to claim 1, wherein: the fixing frame (9) is of an L-shaped structure, the connecting shaft (15) penetrates through the fixing frame (9), the fixing frame (9) is connected with the connecting shaft (15) in a clearance fit mode, the gear (6) is located on the front side of the fixing frame (9), and the knob (16) is located on the rear side of the fixing frame (9).

6. An optical lens for a microscope according to claim 1, wherein: threaded shaft (2) and clamp splice (12) all are provided with a plurality of, a plurality of threaded shaft (2) and clamp splice (12) equidistance distribute on movable cylinder (3).