CN111694142A

CN111694142A - Portable digital microscope

Info

Publication number: CN111694142A
Application number: CN201910189621.1A
Authority: CN
Inventors: 孙彦华; 范永涛; 史剑鹏
Original assignee: Shanghai Institute of Optics and Fine Mechanics of CAS
Current assignee: Shanghai Institute of Optics and Fine Mechanics of CAS
Priority date: 2019-03-13
Filing date: 2019-03-13
Publication date: 2020-09-22

Abstract

The invention discloses a portable digital microscope, which comprises a microscope body, wherein the microscope body is in a horizontally-laid U shape, one end of the microscope body is used as an object carrying end, and the other end of the microscope body is used as a lens end; the object carrying end is provided with an object carrying table and a focusing assembly for adjusting the object carrying table to lift; a lens cone and an objective lens group connected with the lens cone are arranged at the lens end; the microscope body is internally provided with a circuit board and a battery, and the battery is respectively connected with the circuit board and the objective table. The invention can directly display the image on the display screen carried by the instrument or image the image on the mobile equipment, is convenient for observing the image and is easier for storing and sharing the image; the microscope cover can be clamped on the microscope body to form a box-shaped structure similar to a dictionary, and is convenient to carry.

Description

Portable digital microscope

Technical Field

The invention relates to a digital microscope, in particular to a portable digital microscope.

Background

Along with the rapid development of economy, the improvement of people's living standard, people strengthen gradually to the concept of scientific education, focus on the scientific exploration process more, microscope is as the indispensable instrument of scientific exploration, and the microscope that student used at present mainly is traditional optical microscope, and traditional optical microscope structure is complicated, observe the difficulty, can't preserve the image, be difficult for sharing, can't satisfy interactive teaching's requirement, and its use experience also seriously influences student to scientific interest.

In the prior art, the invention patent of 'a digital interactive microscope and a control method thereof' (patent number of invention: CN1920610A) provides an interactive digital microscope, which fully applies the network technology and the electron technology to the field of optical microscopy and provides a novel experimental interactive platform for a microscope laboratory. The utility model discloses a "portable microscope for biological teaching" (patent number: CN 206773284U), provided a microscope with containing box, can get into the containing box with the microscope body rotation when not using, portable. The above patents have certain advantages, but there are some disadvantages: the invention discloses a digital interactive microscope and a control method thereof, which are designed on the basis of a microscope laboratory, so that classroom interaction is realized, but the digital interactive microscope is not easy to move and is relatively expensive; the utility model discloses a "portable microscope is used in biological teaching" still mainly uses traditional optical microscope as the owner, uses the eyepiece to observe the image, and in addition, this microscope has been equipped with the containing box, when operating in the field, removes the trouble, and the operation easily receives the restriction.

Disclosure of Invention

The present invention is directed to a portable digital microscope, which solves the above-mentioned shortcomings of the prior art. The microscope has the advantages of compact structure, easiness in carrying, convenience in storage and sharing of pictures and videos and diversity of application scenes, and is in wireless transmission.

In order to achieve the above object, the technical solution of the present invention is as follows:

a portable digital microscope comprises a microscope body and is characterized in that the microscope body is in a horizontal U shape, one end of the microscope body is used as a carrying end, and the other end of the microscope body is used as a lens end;

the object carrying end is provided with an object carrying table and a focusing assembly for adjusting the object carrying table to lift;

a lens cone and an objective lens group connected with the lens cone are arranged at the lens end;

the microscope body is internally provided with a circuit board and a battery, and the battery is respectively connected with the circuit board and the objective table.

Still include the microscope lid, this microscope lid card can be in the U type breach department of microscope body, makes portable digital microscope constitute a box-like structure.

The objective lens group comprises 3 objective lenses with different magnifications and an objective lens conversion head, the magnification of the objective lenses is respectively 10x, 20x and 40x, and the objective lenses with different magnifications can be switched by rotating the objective lens conversion head.

The objective table comprises an LED lamp, a light diffusion plate, a light transmission hole and a clamping groove for placing glass slides, wherein the LED lamp, the light diffusion plate, the light transmission hole and the clamping groove are sequentially arranged from bottom to top along the same light path. The LED lamp is characterized in that a light diffusion plate is arranged above the LED lamp, light emitted by the LED lamp is homogenized, a glass slide can be placed in the clamping groove, and a light transmission hole is formed in the middle of the clamping groove.

The battery is connected with the LED lamp.

The circuit board comprises an image sensing module, an image processing module, a micro-processing module, a WIFI module and an SD card module, wherein the image sensing module collects videos and images and transmits the videos and the images to the image processing module, and the videos and the images are displayed on display equipment through the WiFi module or stored through the SD card module after being processed by the image processing module and the micro-processing module.

The image sensing module is a CCD digital image sensor or a CMOS digital image sensor,

the microscope body is also provided with an image display screen, and the display screen is connected with the image processing module through a data line.

The focusing assembly comprises a focusing knob and a screw rod, the screw rod is connected with the objective table, the screw rod is enabled to move up and down by rotating the focusing knob, and the objective table is driven to move up and down simultaneously, so that the purpose of focusing is achieved.

The lens cone is internally provided with a reflector and a field lens, so that incident light passing through the objective lens group is reflected by the reflector and then is incident on the field lens. The reflector is positioned at the corner of the L-shaped lens barrel, and the field lens is positioned in the middle of the long side of the L-shaped lens barrel.

Compared with the prior art, the invention has the beneficial effects that:

(1) simple structure, convenient to use only need place the objective table with the slide glass on, after focusing through the focusing knob, this microscope can be directly image display on the display screen that the instrument carried or on imaging to the mobile device, be convenient for observe the image, change in the save and the share of image.

(2) Compact structure is the box-like structure of "dictionary" size, portable, and this kind of microscope no longer limits the experiment in the laboratory, can experiment in field or family, and the device is portable and operation.

(3) The microscope is beneficial to enhancing the practical ability of people, widening the visual field of people, improving the scientific exploration interest of people, effectively reducing the cost of the microscope and solving the problems that the existing microscope is difficult to observe, carry and share.

Drawings

FIG. 1 is a schematic structural diagram of a portable digital microscope in accordance with an embodiment 1 of the present invention;

FIG. 2 is a schematic structural diagram of a portable digital microscope in accordance with embodiment 2 of the present invention;

FIG. 3 is a perspective view of a portable digital microscope of the present invention;

FIG. 4 is a logic block diagram of the circuit provided by the present invention;

in the drawings, the components represented by the respective reference numerals are listed below:

1-microscope body, 2-microscope cover, 3-objective table, 3.1-LED lamp, 3.2-diffusion plate, 3.3-light hole, 3.4-card slot, 4-objective group, 4.1-objective lens, 4.2-objective lens conversion head, 5-lens cone, 5.1-reflector, 5.2-field lens, 6-circuit board, 6.1-image sensing module, 6.2-image processing module 6.3-microprocessing module 6.4-WiFi module 6.5-SD card module 7-focusing assembly, 7.1-focusing knob, 7.2-screw rod, 8-battery, 9-mobile phone, 10-panel, 11-computer

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-3, the present invention provides a technical solution: the utility model provides a portable digital microscope, includes microscope body 1 and microscope lid 2, microscope body 1 be the U font of laying flat, objective table 3 imbeds in 1 bottom of micro mirror body, can go up and down through focusing subassembly 7, lens cone 5 is "L" type and places the upper portion at "U" type micro mirror body 1, the partly with objective lens group 4 continuous in the outside of micro mirror body 1 of "L" type minor face of lens cone 5, circuit board 6 is placed in the long limit one side of "L" type lens cone 5, battery 8 is put in the bottom of "U" type micro mirror body 1, supply power for circuit board 6 and LED lamp 3.1 in the objective table 3. The short side of the L-shaped lens barrel 5, the objective lens 4.1 and the objective table 3 are vertically distributed, and the centers of all objects are positioned on the same vertical line. The microscope cover 2 can be clamped at the position where the microscope body 1 is not sealed, so that the portable digital microscope forms a box-shaped structure similar to a dictionary.

Further, the inner side of the objective table 3 comprises an LED lamp 3.1, a light diffusion plate 3.2 is arranged above the LED lamp 3.1 and fixed on the objective table 3, the light diffusion plate performs homogenization treatment on light emitted by the LED lamp 3.1, a clamping groove 3.4 is formed in the objective table, a glass slide can be placed in the clamping groove 3.4, and a light transmission hole 3.3 is formed in the middle of the clamping groove 3.4.

Further, the objective lens group 4 includes 3 objective lenses 4.1 with different magnifications and an objective lens conversion head 4.2, the magnifications of the objective lenses 4.1 are respectively 10x, 20x and 40x, and the objective lenses 4.2 with different magnifications can be switched by rotating the objective lens conversion head 4.2.

Further, the lens barrel 5 is L-shaped and located at the upper part of the housing, the lens barrel includes a reflector 5.1 and a field lens 5.2, the reflector 5.1 is located at a corner of the L-shaped lens barrel, and the scene 5.2 is located in the middle of a long side of the L-shaped lens barrel.

Further, the circuit board 6 is located on one side of the long side of the lens barrel 5, the circuit board 6 includes an image sensing module 6.1, an image processing module 6.2, a micro processing module 6.3, a WIFI module 6.4 and an SD card module 6.5, the image sensing module 6.1 may be a CCD digital image sensor or a CMOS digital image sensor, the image processing module 6.2 processes videos and images collected by the image sensing module 6.1, the micro processing module 6.3 mainly performs overall control on the microscope, and displays the videos and images processed by the image processing module on the mobile phone 9, the tablet 10, the computer 11 and other displays through the WIFI module 6.4, and the SD card module 6.5 mainly stores shot observation pictures and videos.

Furthermore, the focusing assembly 7 comprises a focusing knob 7.1 and a screw rod 7.2, the screw rod 7.2 is moved up and down by rotating the focusing knob 7.1, and the objective table 3 is driven to move up and down to achieve the purpose of focusing.

Further, the micromirror body 1 may be provided with an image display 12, and the display 12 of the microscope is connected to the image processing module 6.2 through a data line.

The first embodiment is as follows: multi-screen imaging

Firstly, a switch button on a micro mirror body 1 is pressed, a microscope is turned on, an LED lamp 3.1 is lightened at the same time, the microscope 1 is connected with a mobile phone 9, a flat panel 10 or a computer 11 through WiFi or a data line, a glass slide specimen (or a drop of water drop on the glass slide, the bacteria inside the glass slide and the like are observed) is placed at a clamping groove 3.4 on a microscope objective table 3, then an objective lens 4.1 with a proper multiplying power is selected by rotating an objective lens connector 4.2, an image is displayed on the mobile phone 9, the flat panel 10 or the computer 11 and simultaneously displayed by a plurality of screens, a user manually carries out focusing, the objective table 3 is vertically moved and focused by a focusing knob 7.1 until the image is clear, the glass slide can move forwards, backwards, leftwards and rightwards in the clamping groove 3.4 to observe different parts of an object, a battery 8 is arranged in the micro mirror body 1 and charges the battery before use, the portable solar battery can be completely separated during working, is not required to be charged all the time, and is high in portability.

The second embodiment: personal observation

The microscope is integrally of a box-shaped structure with the size of a dictionary, is small in size and convenient to carry, when in use, firstly, a switch button on a microscope body 1 is pressed, the microscope is turned on, an LED lamp 3.1 is lightened simultaneously, a glass slide specimen (or a drop of water drops on the glass slide, bacteria inside the glass slide and the like are observed) is placed at a clamping groove 3.4 on a microscope objective table 3, then an objective lens 4.1 with a proper multiplying power is selected by rotating an objective lens connector 4.2, an image is displayed on a screen of the microscope, a user manually focuses by focusing, the objective table is focused by a focusing knob 7.1 until the image is clear, the glass slide can move forwards, backwards, leftwards and rightwards in the clamping groove 3.4 to observe different parts of an article, a battery 8 is arranged in the microscope body 1, the battery 8 is charged before use, the microscope can be completely separated during work without being charged all the time, the portability is strong, better light transmission observation can be carried out on the specimen by adopting transmission illumination, and the observation effect is good

In the description herein, references to the description of "one embodiment," "an example," "a specific example" or the like are intended to mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

The preferred embodiments of the invention disclosed above are intended to be illustrative only. The preferred embodiments are not intended to be exhaustive or to limit the invention to the precise embodiments disclosed. Obviously, many modifications and variations are possible in light of the above teaching. The embodiments were chosen and described in order to best explain the principles of the invention and the practical application, to thereby enable others skilled in the art to best utilize the invention. The invention is limited only by the claims and their full scope and equivalents.

Claims

1. A portable digital microscope comprises a microscope body (1) and is characterized in that the microscope body is in a horizontal U shape, one end of the microscope body is used as a carrying end, and the other end of the microscope body is used as a lens end;

the object carrying end is provided with an object carrying table (3) and a focusing assembly (7) for adjusting the object carrying table (3) to lift;

a lens cone (5) and an objective lens group (4) connected with the lens cone (5) are arranged at the lens end;

a circuit board (6) and a battery (8) are arranged in the microscope body, and the battery (8) is respectively connected with the circuit board (6) and the objective table (3).

2. The portable digital microscope according to claim 1, further comprising a microscope cover (2), wherein the microscope cover (2) is capable of being clipped at the U-shaped notch of the microscope body (1) to form a box-shaped structure of the portable digital microscope.

3. The portable digital microscope according to claim 1 or 2, wherein the stage (3) comprises an LED lamp (3.1), a light-diffusing plate (3.2), a light-transmitting hole (3.3) and a clamping groove (3.4) for placing a glass slide, which are arranged in sequence from bottom to top along the same light path.

4. The portable digital microscope according to claim 3, characterized in that the battery (8) is connected to the LED lamp (3.1).

5. The portable digital microscope according to claim 1 or 2, wherein the circuit board (6) comprises an image sensing module (6.1), an image processing module (6.2), a micro-processing module (6.3), a WIFI module (6.4) and an SD card module (6.5), the image sensing module (6.1) collects video and images and transmits the video and images to the image processing module (6.2), and the video and images are processed by the image processing module (6.2) and the micro-processing module (6.3) and then displayed on a display device through the WiFi module (6.4) or stored through the SD card module (6.5).

6. Portable digital microscope according to claim 5 characterized in that the image sensing module (6.1) is a CCD digital image sensor or a CMOS digital image sensor.

7. The portable digital microscope of claim 5, wherein: the microscope body (1) is also provided with an image display screen (12), and the display screen (12) is connected with the image processing module (6.2) through a data line.

8. The portable digital microscope according to claim 1 or 2, wherein the focusing assembly (7) comprises a focusing knob (7.1) and a screw (7.2), the screw (7.2) is connected with the object stage (3), and the screw (7.2) moves up and down by rotating the focusing knob (7.1) and drives the object stage (3) to move up and down, thereby achieving the purpose of focusing.

9. The portable digital microscope according to claim 1 or 2, wherein the lens barrel (5) is provided with a reflector (5.1) and a field lens (5.2), so that the incident light passing through the objective lens group (4) is reflected by the reflector (5.1) and then incident on the field lens (5.2).