CN211454088U

CN211454088U - Vertical objective lens

Info

Publication number: CN211454088U
Application number: CN201922364959.4U
Authority: CN
Inventors: 张曹瑜; 许峰; 李品; 吕光
Original assignee: Suzhou Xixian Photoelectric Co ltd
Current assignee: Suzhou Xixian Photoelectric Co ltd
Priority date: 2019-12-25
Filing date: 2019-12-25
Publication date: 2020-09-08
Anticipated expiration: 2029-12-25

Abstract

The utility model discloses a perpendicular objective, perpendicular objective includes an objective and No. two objectives, an objective one end is rotated and is connected with No. two objectives. The utility model discloses a motor drive gear rotates, and rotate through gear synchronous drive external gear dish, and then the accessible external gear dish drives No. two objective and rotates, thereby can adjust the focus of objective, rotate through No. two objective of motor drive, thereby can make the regulation to the focus, more convenient and laborsaving, give out the heat at the during operation through heating coil, thereby heat on No. two objective surfaces, thereby can effectively avoid ambient temperature to reduce the back, No. two objective frosting or production water smoke on the surface, influence the normal use of objective, it is more convenient to use.

Description

Vertical objective lens

Technical Field

The utility model relates to an imaging device technical field specifically is a perpendicular objective.

Background

The objective lens is a lens group formed by combining a plurality of lenses. The combined use aims to overcome the imaging defects of a single lens and improve the optical quality of the objective lens. The magnifying effect of the microscope mainly depends on the objective lens, and the quality of the objective lens directly affects the image quality of the microscope, which is a main component for determining the resolution and the imaging definition of the microscope, so that the correction of the objective lens is important.

However, the existing vertical objective lens has the following disadvantages in the using process:

1. the existing vertical objective lens rotates and focuses on the objective lens in a manual mode in the using process, and some objective lenses are fixedly installed at a certain position, need to reach the installation position to be adjusted when focusing is carried out, and the use is very inconvenient.

2. When the surface of the objective lens is at a low temperature in the use process of the existing vertical objective lens, frost or water mist is easily formed on the surface of the objective lens, so that the normal use of the objective lens is influenced.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a perpendicular objective to solve among the above-mentioned background art current perpendicular objective and pass through manual mode in the use and rotate to focus objective more, and some objective fixed mounting are in somewhere, when focusing, need arrive the installation and adjust, use inconvenience very, current perpendicular objective frosts or forms water smoke on the objective surface easily when the temperature is lower in the use on objective surface, thereby influence the problem of the normal use of objective.

In order to achieve the above object, the utility model provides a following technical scheme: a vertical objective lens comprises a first objective lens and a second objective lens, wherein one end of the first objective lens is rotatably connected with the second objective lens, a clamping groove is formed in the surface of the first objective lens, a fixing hoop is fixedly and buckled in an inner cavity of the clamping groove, a motor is fixedly installed at one end of the fixing hoop, a gear is inserted into a power output end of the motor, an outer gear disc is sleeved on the surface of the second objective lens, the outer gear disc and the gear are mutually meshed, the motor can be fixed on the surface of the first objective lens through the fixing hoop, the clamping groove is formed in the surface of the first objective lens, the fixing hoop is limited through the clamping groove, so that the fixing stability of the fixing hoop can be effectively improved, the situation that the motor displaces during working, the gear is driven to rotate by the motor, the outer gear disc is synchronously driven to rotate by the gear, and the second objective lens, thereby can adjust the focus of objective, rotate through No. two objective of motor drive to can make the regulation to the focus, more convenient and laborsaving.

Preferably, No. one objective other end integrated into one piece has the connecting cylinder, connecting cylinder one end integrated into one piece has the toper plug, the connecting cylinder lateral wall is inlayed and is had supporting spring, supporting spring one end fixedly connected with bullet pearl, and bullet pearl and supporting spring mutually support, objective comprises an objective and No. two objectives, and an objective rotates continuously No. one and No. two objectives, and when installing objective, inject connecting cylinder and toper plug in the mounting hole, can guide connecting cylinder one end through the toper plug, thereby can inject the connecting cylinder in the mounting hole fast, and extrude objective, make the connecting cylinder inject the mounting hole completely, and the bullet pearl is under supporting spring's promotion, make the bullet pearl block advance in the cassette, thereby accomplish the fixed to objective, make the installation and the dismantlement of objective more swift and laborsaving.

Preferably, an objective one end lateral wall integrated into one piece stopper rod carries on spacingly through the stopper rod to the installation position, can effectively promote the accuracy nature of installing objective.

Preferably, connecting cylinder surface one end is fixed to be inlayed and is had a sealing washer, connecting cylinder surface other end is fixed to be inlayed and is had No. two sealing washers, and No. two sealing washers are provided with two sets ofly altogether, seals the connecting cylinder both ends respectively through a sealing washer and No. two sealing washers to effectively avoid in the use, liquid invades in the mounting hole, and No. two sealing washers are provided with two sets ofly altogether, thereby will further promotion sealed effect.

Preferably, No. two objective one end surface inlays and has heating coil, gives out the heat at the during operation through heating coil to heat on No. two objective surfaces, thereby can effectively avoid ambient temperature to reduce the back, No. two objective frosting or production water smoke on the surface, influence the normal use of objective, it is more convenient to use.

The utility model provides a perpendicular objective possesses following beneficial effect:

(1) the utility model discloses the fixed hoop of motor accessible is fixed on objective surface, and the draw-in groove has been seted up on objective surface, it is spacing to fixed hoop through the draw-in groove, thereby can effectively promote the stability fixed to fixed hoop, avoid at the during operation, the motor takes place the displacement, drive gear through the motor and rotate, and rotate through the outer toothed disc of gear synchronous drive, and then the outer toothed disc of accessible drives No. two objective and rotates, thereby can adjust the focus of objective, rotate through No. two objective of motor drive, thereby can make the regulation to the focus, more convenient and laborsaving.

(2) The utility model discloses a heating coil gives out the heat at the during operation to heating on No. two objective surfaces, thereby can effectively avoid ambient temperature to reduce the back, No. two objective frosting or producing the water smoke on the surface, influence the normal use of objective, it is more convenient to use.

Drawings

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

FIG. 2 is a schematic sectional view of the connecting cylinder of the present invention;

fig. 3 is a schematic view of the heating coil structure of the present invention.

In the figure: 1. an objective lens I; 101. a second objective lens; 2. a connecting cylinder; 201. a tapered plug; 202. a support spring; 203. a bullet bead; 204. a limiting rod; 3. a first sealing ring; 301. a second sealing ring; 4. a card slot; 401. a fixing hoop; 402. a motor; 403. a gear; 404. an outer gear plate; 5. and a heating coil.

Detailed Description

The technical solution in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention.

As shown in fig. 1-3, the utility model provides a technical solution: a vertical objective lens comprises a first objective lens 1 and a second objective lens 101, wherein one end of the first objective lens 1 is rotatably connected with the second objective lens 101, a clamping groove 4 is formed in the surface of the first objective lens 1, a fixing hoop 401 is fixedly clamped and connected in an inner cavity of the clamping groove 4, a motor 402 is fixedly installed at one end of the fixing hoop 401, a gear 403 is inserted into a power output end of the motor 402, an outer gear disc 404 is sleeved on the surface of the second objective lens 101, the outer gear disc 404 and the gear 403 are mutually meshed, the motor 402 can be fixed on the surface of the first objective lens 1 through the fixing hoop 401, the clamping groove 4 is formed in the surface of the first objective lens 1, the fixing hoop 401 is limited through the clamping groove 4, so that the stability of fixing the fixing hoop 401 can be effectively improved, the phenomenon that the motor 402 displaces during working is avoided, the gear 403 is driven to rotate through the motor 402, and the outer gear, and then accessible external gear dish 404 drives No. two objective 101 and rotates to can adjust the focus of objective, rotate through No. two objective 101 of motor 402 drive, thereby can make the regulation to the focus, more convenient and laborsaving.

Preferably, the other end of the first objective lens 1 is integrally formed with a connecting cylinder 2, one end of the connecting cylinder 2 is integrally formed with a tapered plug 201, a supporting spring 202 is embedded on the side wall of the connecting cylinder 2, one end of the supporting spring 202 is fixedly connected with a marble 203, and the bullet beads 203 and the supporting springs 202 are engaged with each other, the objective lens is composed of a first objective lens 1 and a second objective lens 101, and the first objective lens 1 and the second objective lens 101 are rotatably connected, and when the objective lenses are installed, the connecting cylinder 2 and the tapered plug 201 are inserted into the installation hole, one end of the connecting cylinder 2 can be guided by the tapered plug 201, thereby the connecting cylinder 2 can be quickly inserted into the mounting hole and the objective lens is extruded, so that the connecting cylinder 2 is completely inserted into the mounting hole, and the bullet beads 203 are pushed by the supporting spring 202, so that the bullet beads 203 are clamped into the clamping seat, thereby fixing the objective lens and ensuring that the objective lens is more quickly and labor-saving to be installed and disassembled.

Preferably, No. 1 objective one end lateral wall integrated into one piece of limit rod 204 carries on spacingly through limit rod 204 to the installation position, can effectively promote the precision to the objective installation.

Preferably, 2 fixed inlays of surperficial one end of connecting cylinder have a sealing washer 3, 2 fixed inlays of surperficial other end of connecting cylinder have No. two sealing washers 301, and No. two sealing washers 301 are provided with two sets ofly altogether, seal 2 both ends of connecting cylinder respectively through a sealing washer 3 and No. two sealing washers 301 to effectively avoid in the use, liquid invades in the mounting hole, and No. two sealing washers 301 are provided with two sets ofly altogether, thereby will further promote sealed effect.

Preferably, No. two objective 101 one end surface inlays has heating coil 5, gives out the heat through heating coil 5 at the during operation to heat on No. two objective 101 surfaces, thereby can effectively avoid ambient temperature to reduce the back, frosting or producing the water smoke on No. two objective surface 101, influence the normal use of objective, it is more convenient to use.

It should be noted that, a vertical objective lens, when working, the objective lens is composed of a first objective lens 1 and a second objective lens 101, and the first objective lens 1 and the second objective lens 101 are rotatably connected, and when the objective lens is installed, a connecting cylinder 2 and a conical plug 201 are inserted into the installation hole, one end of the connecting cylinder 2 can be guided by the conical plug 201, so that the connecting cylinder 2 can be quickly inserted into the installation hole, and the objective lens is squeezed, so that the connecting cylinder 2 is completely inserted into the installation hole, the installation position is limited by a limiting rod 204, the accuracy of the installation of the objective lens can be effectively improved, and the bullet beads 203 are clamped into the clamping seat under the push of the supporting spring 202, so as to fix the objective lens, so that the installation and the disassembly of the objective lens are more rapid and labor-saving, two ends of the connecting cylinder 2 are respectively sealed by a first sealing ring 3 and a second sealing ring 301, so that the use process can be effectively avoided, liquid invades into the mounting hole, two groups of sealing rings 301 are arranged, so that the sealing effect is further improved, the motor 402 can be fixed on the surface of the first objective lens 1 through the fixing hoop 401, the surface of the first objective lens 1 is provided with the clamping groove 4, the fixing hoop 401 is limited through the clamping groove 4, the stability of fixing the fixing hoop 401 can be effectively improved, the situation that the motor 402 displaces during working is avoided, the motor 402 drives the gear 403 to rotate through the motor 402, the outer gear disc 404 is synchronously driven to rotate through the gear 403, the second objective lens 101 is driven to rotate through the outer gear disc 404, the focal length of the objective lens can be adjusted, the second objective lens 101 is driven to rotate through the motor 402, the adjustment of the focal length can be achieved, the convenience and labor are improved, heat is emitted during working through the heating coil 5, and the surface of the second objective lens 101 is heated, therefore, after the external temperature is reduced, the problem that the normal use of the objective lens is influenced by frosting or water mist generated on the surface 101 of the second objective lens can be effectively avoided, and the use is more convenient.

The motor 402 of the 5IK120RGN-CF type and the heating coil 5 of the AQMI-30 type are both prior art products and will not be described in detail here.

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 vertical objective lens, characterized by: perpendicular objective includes No. one objective (1) and No. two objective (101), No. one objective (1) one end is rotated and is connected with No. two objective (101), draw-in groove (4) have been seted up on an objective (1) surface, draw-in groove (4) inner chamber fixed buckle is connected with fixed hoop (401), fixed hoop (401) one end fixed mounting has motor (402), the power take off end of motor (402) is pegged graft and is had gear (403), No. two objective (101) surfaces have cup jointed outer toothed disc (404), and outer toothed disc (404) and gear (403) interlock each other.

2. A vertical objective lens according to claim 1, characterized in that: a No. 1 objective other end integrated into one piece has connecting cylinder (2), connecting cylinder (2) one end integrated into one piece has toper plug (201), connecting cylinder (2) lateral wall is inlayed and is had supporting spring (202), supporting spring (202) one end fixedly connected with marble (203), and marble (203) and supporting spring (202) mutually support.

3. A vertical objective lens according to claim 2, characterized in that: a limiting rod (204) is integrally formed on the side wall of one end of the first objective lens (1).

4. A vertical objective lens according to claim 2, characterized in that: connecting cylinder (2) surface one end is fixed to be inlayed and is had sealing washer (3) No. one, connecting cylinder (2) surface other end is fixed to be inlayed and is had No. two sealing washers (301), and No. two sealing washers (301) are provided with two sets ofly altogether.

5. A vertical objective lens according to claim 1, characterized in that: and a heating coil (5) is embedded in the surface of one end of the second objective lens (101).