CN216998415U

CN216998415U - Bacterial colony analyzer

Info

Publication number: CN216998415U
Application number: CN202123303912.0U
Authority: CN
Inventors: 刘超
Original assignee: Jiangsu Yushi Technology Co ltd
Current assignee: Jiangsu Yushi Technology Co ltd
Priority date: 2021-12-27
Filing date: 2021-12-27
Publication date: 2022-07-19
Anticipated expiration: 2031-12-27

Abstract

The utility model discloses a bacterial colony analyzer, which comprises: the sample table is used for placing a bacterial colony sample; the imaging module is arranged right above the sample table; the light source module is arranged below the sample table; the light source module comprises a bottom light source and an annular light source, the bottom light source is arranged under the sample table, and the annular light source is arranged under the sample table and surrounds the bottom light source. Through the mode, the light source with uniform brightness required by colony cell counting can be stably provided, imaging is clear, and bright field and fluorescence modes can be conveniently and efficiently switched.

Description

Bacterial colony analyzer

Technical Field

The utility model relates to the field of biological monitoring equipment, in particular to a bacterial colony analyzer.

Background

Colony analyzers are tools commonly used in the field of biological monitoring for detailed visualization of materials and biological specimens.

In the image process is gathered to the bacterial colony, because the colour of irradiation light source, luminance or angle problem can lead to bacterial colony culture container subregion to appear the shadow, leads to bacterial colony and bacterial colony edge at last unclear and direct influence imaging effect, brings great error for the bacterial colony count.

Two groups of different optical arrangements and special optical elements are needed for simultaneously configuring a bright field and a fluorescent environment, and the conversion between imaging modes is accompanied by the waste of time and additional optical elements, so that the energy conservation and the convenience are insufficient, and most of the conventional colony analyzers cannot realize the fluorescent environment.

Disclosure of Invention

The utility model provides a bacterial colony analyzer which can solve the problems that shadow appears in a partial area of a bacterial colony culture container due to the problems of color, brightness or angle of an irradiation light source, and finally bacterial colonies and bacterial colony edges are unclear to directly influence the imaging effect, so that larger errors are brought to bacterial colony counting. In order to solve the above technical problems, the present invention provides a bacterial colony analyzer, comprising:

the sample table is used for placing a bacterial colony sample;

the imaging module is arranged right above the sample table;

the light source module is arranged below the sample table; the light source module comprises a bottom light source and an annular light source, the bottom light source is arranged under the sample table, and the annular light source is arranged under the sample table and surrounds the bottom light source.

Preferably, the colony analyzer further comprises a fluorescence switching assembly, the fluorescence switching assembly is movably arranged between the light source module and the imaging module, the fluorescence switching assembly comprises a bearing assembly and a fluorescence lens, the bearing assembly bears the fluorescence lens, and the bearing assembly drives the fluorescence lens to move to or away from the space between the light source module and the imaging module.

Preferably, the bottom light source is a coaxial light source;

and/or the bottom light source is provided with an advanced coating spectroscope.

Preferably, the imaging module is a camera imaging module.

Preferably, the colony analyzer further comprises a hemispherical cover arranged between the fluorescence switching assembly and the sample table, and a round hole is formed in the top of the hemispherical cover.

Preferably, the colony analyzer further comprises a mirror assembly disposed between the sample stage and the fluorescence switching assembly, the mirror assembly being attached to the hemispherical cover.

Preferably, the colony analyzer further comprises a rack, the rack carrying the sample stage, the light source module and the imaging module.

Preferably, the fluorescence switching assembly further comprises a handle, and the handle is connected to the carrying assembly.

Preferably, the colony analyzer further comprises a housing fixedly attached to the rack, the housing having an aperture through which the fluorescence switch assembly passes.

Preferably, the imaging module is connected with a computer for storing and processing the colony sample image obtained by the imaging module.

The beneficial effects of the utility model are: the light source with uniform brightness required by colony cell counting can be stably provided, the imaging is clear, and the bright field and the fluorescence mode can be conveniently and efficiently switched.

Drawings

FIG. 1 is a schematic diagram of a colony analyzer;

FIG. 2 is a cross-sectional view of a colony analyzer;

FIG. 3 is an internal structural view of the colony analyzer.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions 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:

referring to fig. 1-3, the present embodiment provides a bacterial colony analyzer, including:

the sample table 1 is used for placing a bacterial colony sample;

the imaging module 3 is arranged right above the sample table 1 and used for acquiring a colony sample image;

the light source module 2 is arranged below the sample table 1 and provides a light source for a bacterial colony sample; the light source module 2 comprises a bottom light source 21 and an annular light source 22, wherein the bottom light source 21 is arranged under the sample table 1, and the annular light source 22 is arranged under the sample table 1 and surrounds the bottom light source 21.

As a preferred embodiment, the colony analyzer further comprises a fluorescence switching assembly 4, the fluorescence switching assembly 4 is movably disposed between the light source module 2 and the imaging module 3, the fluorescence switching assembly 4 comprises a bearing assembly 41 and a fluorescence lens 42, the bearing assembly 41 bears the fluorescence lens 42; when the bearing component 41 drives the fluorescent lens 42 to be far away from the area between the light source module 2 and the imaging module 3, the colony analyzer is switched to a bright field mode; when the bearing component 41 drives the fluorescence lens 42 to move between the light source module 2 and the imaging module 3, the colony analyzer is switched to the fluorescence mode.

As a preferred embodiment, the bottom light source 21 is a coaxial light source, and the coaxial light sources are LEDs arranged in high density, so that the brightness is high, the service life is long, the stability is high, the brightness is uniform, and the imaging module 3 can image clearly;

and/or the bottom light source 21 is provided with a high-grade coated spectroscope, so that the light loss can be reduced.

In a preferred embodiment, the imaging module 3 is a camera imaging module, which facilitates rapid acquisition of a sample image.

As a preferred embodiment, the colony analyzer further comprises a hemispherical cover 5 disposed between the fluorescence switching assembly 4 and the sample stage 1, wherein a circular hole is formed at the top of the hemispherical cover 5, and light perpendicular to the circular hole is allowed to pass through the circular hole, so as to reflect and focus light refracted and scattered by the sample stage 1 and increase the brightness of the sample stage 1.

In a preferred embodiment, the colony analyzer further comprises a reflector assembly 6 disposed between the sample stage 1 and the fluorescence switching assembly 4, wherein the reflector assembly 6 is connected to the hemispherical cover 5 and is used for adjusting the intensity of light so that the light is reflected to the imaging module 3 through the light transmitting hole.

As a preferred embodiment, the colony analyzer further comprises a frame 7, and the frame 7 carries the sample stage 1, the light source module 2 and the imaging module 3.

In a preferred embodiment, the fluorescence switching assembly 4 further includes a handle 8, and the handle 8 is connected to the carrying assembly 41 and is conveniently held by a hand to move the carrying assembly 41 and the fluorescence lens 42, so as to switch between the bright field mode and the fluorescence mode.

In a preferred embodiment, the colony analyzer further comprises a housing 9, the housing 9 is fixedly connected to the rack 7, and the housing 9 has a hole for passing the fluorescence switching assembly 4 therethrough for protecting the colony analyzer.

In a preferred embodiment, the imaging module 3 is connected to a computer 10 for storing and processing the colony sample images obtained by the imaging module 3.

The above is only a specific application example of the present invention, and the protection scope of the present invention is not limited in any way. The technical solutions formed by using equivalent transformation or equivalent substitution are all within the protection scope of the present invention.

Claims

1. A colony analyzer, comprising:

the sample table is used for placing a bacterial colony sample;

the imaging module is arranged right above the sample table;

the light source module is arranged below the sample table; the light source module comprises a bottom light source and an annular light source, the bottom light source is arranged right below the sample table, and the annular light source is arranged below the sample table and surrounds the bottom light source;

the colony analyzer further comprises a fluorescence switching assembly, the fluorescence switching assembly is movably arranged between the light source module and the imaging module, the fluorescence switching assembly comprises a bearing assembly and a fluorescence lens, the bearing assembly bears the fluorescence lens, and the bearing assembly drives the fluorescence lens to move to or away from the space between the light source module and the imaging module.

2. The colony analyzer of claim 1, wherein the bottom light source is a coaxial light source;

3. The colony analyzer as claimed in claim 1, wherein the imaging module is a camera imaging module.

4. The colony analyzer of claim 1, further comprising a hemispherical cover disposed between the fluorescence switching assembly and the sample stage, wherein a circular hole is opened at the top of the hemispherical cover.

5. The colony analyzer of claim 4, further comprising a mirror assembly disposed between the sample stage and the fluorescence switching assembly, the mirror assembly being coupled to the hemispherical cover.

6. The colony analyzer of claim 1, further comprising a rack carrying the sample stage, light source module, and imaging module.

7. The colony analyzer of claim 1, wherein the fluorescence switch assembly further comprises a handle connected to the carrier assembly.

8. The colony analyzer of claim 6, further comprising a housing fixedly attached to the rack, the housing having an aperture through which a fluorescence switch assembly passes.

9. The colony analyzer as claimed in claim 1, wherein the imaging module is connected to a computer for storing and processing images of colony samples taken by the imaging module.