CN214654960U

CN214654960U - Food harmful microorganism detects uses biosensing device

Info

Publication number: CN214654960U
Application number: CN202023208447.8U
Authority: CN
Inventors: 吴海青; 李彬; 吴杰
Original assignee: Jiangsu Fasite Food Safety Technology Service Co ltd
Current assignee: Jiangsu Fasite Food Safety Technology Service Co ltd
Priority date: 2020-12-28
Filing date: 2020-12-28
Publication date: 2021-11-09
Anticipated expiration: 2030-12-28

Abstract

The utility model relates to the technical field of food detection, in particular to a biological sensing device for detecting harmful microorganisms in food, which comprises a box body, wherein the top of the box body is provided with a through hole, the inside of the through hole is provided with a box cover, one end of the top of the box body is fixedly connected with a fixed shaft, the box cover is movably connected with the fixed shaft, the upside of the other end of the box cover is fixedly connected with a handle, the inside of the box body is fixedly provided with a plurality of clapboards which divide the inside of the box body into a plurality of detection chambers, the biological sensing device divides the inside of the box body into a plurality of detection chambers by arranging the clapboards in the box body, each detection chamber is internally provided with a support table, a culture dish, an oxygen sensor, a carbon dioxide sensor, a fan and other structures, the temperature in each detection chamber is respectively set through a touch screen, samples are cultured at constant temperature, and the oxygen concentration and the carbon dioxide concentration in the detection chambers are respectively detected through the oxygen sensor and the carbon dioxide sensor, so as to detect the content of harmful microorganisms in the sample.

Description

Food harmful microorganism detects uses biosensing device

Technical Field

The utility model relates to a food detection technology field specifically is a food harmful microorganism detects uses biosensing device.

Background

The food microorganism detection is a detection method which uses the theory and method of microbiology to detect the type, quantity, property and influence of the microorganism in the food on the human health so as to judge whether the food meets the quality standard. The food microbiological examination is one of the important indexes for measuring the food sanitation quality and is also one of the scientific bases for judging whether the detected food is eaten or not.

The patent document with the application number of 201621056631.6 discloses a food microorganism detection device, and the technical scheme of the device is that a sample is placed in a closed box body, a carbon dioxide concentration sensor and an oxygen concentration sensor are arranged in the box body, oxygen is introduced into the box body, microorganisms absorb oxygen and generate carbon dioxide in the moving process, and the quantity of the microorganisms is calculated by calculating the mass of the generated carbon dioxide. But the device once only can detect a sample, and detection efficiency is too low, and does not have the contrast experiment, can not carry out the comparison to different samples, for this reason, the utility model provides a food is biological sensing device for harmful microorganism detects is used for solving above-mentioned problem.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a food harmful microorganism detects uses biological sensing device 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: a biosensing device for detecting harmful microorganisms in food comprises a box body, wherein a through hole is formed in the top of the box body, a box cover is arranged in the through hole, a fixed shaft is fixedly connected to one end of the top of the box body, the box cover is movably connected with the fixed shaft, a handle is fixedly connected to the upper side of the other end of the box cover, a plurality of partition plates are fixedly arranged in the box body and divide the interior of the box body into a plurality of detection chambers, a supporting table is fixedly connected to the bottom of each detection chamber, a groove is formed in the center of the upper end of the supporting table, a culture dish is arranged at the upper end of the supporting table and is placed in the groove in the upper end of the supporting table, an electric heating net is fixedly arranged in the supporting table, an oxygen sensor is fixedly connected to one side of the upper end of the supporting table, and a carbon dioxide sensor is fixedly connected to the other side of the upper end of the supporting table, fixedly connected with fan housing on the upper end one side lateral wall of detection room, the inside fixedly connected with fan of fan housing, one side upper end outer wall fixedly connected with operation panel of box, the upper end of operation panel is provided with the touch screen, the draw-in groove has been seted up to the upper end of baffle, the inside fixedly connected with spring of draw-in groove, the inside of draw-in groove is provided with T word board, the bottom of T word board and the upper end fixed connection of spring, the outside that the draw-in groove stretches out to the baffle is run through to the upper end of T word board.

Preferably, one end of the through hole in the top of the box body is fixedly connected with a fixing shaft, one end of the box cover is provided with a through hole, and the fixing shaft penetrates through the through hole and is rotatably connected with the box cover.

Preferably, the inner wall of the through hole in the top of the box body is fixedly connected with a sealing gasket, and the side wall of the box cover is extruded with the sealing gasket.

Preferably, the baffle equidistance sets up, and is a plurality of the size of detection room is the same, the baffle is made by thermal-insulated material.

Preferably, the oxygen sensor and the carbon dioxide sensor are positioned on two sides of the culture dish and are symmetrically distributed around the culture dish.

Preferably, the handle is arranged to be of a concave structure, the inner wall of the bottom of the box cover is made of rubber materials, and the inner wall of the box cover is in close contact with the upper end of the T-shaped plate.

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

1. the biological sensing device divides the interior of the box body into a plurality of detection chambers by arranging the partition plates in the box body, each detection chamber is provided with a support table, a culture dish, an oxygen sensor, a carbon dioxide sensor, a fan and other structures, the temperature in each detection chamber is respectively set through a touch screen, samples are cultured at constant temperature, and the oxygen sensor and the carbon dioxide sensor respectively detect the oxygen concentration and the carbon dioxide concentration in the detection chambers so as to detect the content of harmful microorganisms in the samples;

2. this device once can detect a plurality of food samples simultaneously, also can detect the microorganism content at the different positions of same kind of food, every detection room mutual noninterference, and all install the fan in every detection room, after the detection, open the case lid, start the fan, carry out rapid cooling to detecting the room, save the time of automatic cooling, make things convenient for the detection of next group's sample.

Drawings

FIG. 1 is a schematic view of the internal structure of the biosensor device according to the present invention;

FIG. 2 is a schematic structural view of the biosensor device of the present invention;

fig. 3 is a schematic view of the connection structure of the box body and the box cover of the present invention.

In the figure: the device comprises a box body 1, a fixed shaft 2, a box cover 3, a handle 4, a sealing gasket 5, a partition plate 6, a detection chamber 7, a support table 8, a culture dish 9, an electric heating net 10, an oxygen sensor 11, a carbon dioxide sensor 12, a fan cover 13, a fan 14, an operation table 15, a touch screen 16, a clamping groove 17, a spring 18 and a T-shaped plate 19.

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, the present invention provides a technical solution: a food harmful microorganism detection biosensor comprises a box body 1, a through hole is formed in the top of the box body 1, a box cover 3 is arranged in the through hole, a fixed shaft 2 is fixedly connected to one end of the top of the box body 1, the box cover 3 is movably connected with the fixed shaft 2, a fixed shaft 2 is fixedly connected to one end of the through hole in the top of the box body 1, a through hole is formed in one end of the box cover 3, the fixed shaft 2 penetrates through the through hole to be rotatably connected with the box cover 3, a handle 4 is fixedly connected to the upper side of the other end of the box cover 3, a sealing gasket 5 is fixedly connected to the inner wall of the through hole in the top of the box body 1, the side wall of the box cover 3 is extruded with the sealing gasket 5, the handle 4 is of a concave structure, the inner wall of the bottom of the box cover 3 is made of rubber material, the inner wall of the box cover 3 is in close contact with the upper end of a T-shaped plate 19, a plurality of partition plates 6 are fixedly arranged in the box body 1, the partition plates 6 divide the interior of the box body 1 into a plurality of detection chambers 7, the baffle 6 is arranged at equal intervals, the detection chambers 7 are the same in size, the baffle 6 is made of a thermal insulation material, the device can simultaneously detect a plurality of food samples at one time and can also detect the microbial content of different parts of the same food, each detection chamber 7 is not interfered with each other, the bottom of the detection chamber 7 is fixedly connected with a support platform 8, the center of the upper end of the support platform 8 is provided with a groove, the upper end of the support platform 8 is provided with a culture dish 9, the culture dish 9 is placed in the groove at the upper end of the support platform 8, the inside of the support platform 8 is fixedly provided with an electric heating net 10, one side of the upper end of the support platform 8 is fixedly connected with an oxygen sensor 11, the other side of the upper end of the support platform 8 is fixedly connected with a carbon dioxide sensor 12, the oxygen sensor 11 and the carbon dioxide sensor 12 are positioned at two sides of the culture dish 9 and are symmetrically distributed relative to the culture dish 9, samples of different foods or different parts of the same food are placed in the culture dish 9, then the box cover 3 is opened, the culture dishes 9 are placed in the grooves at the upper end of the support platform 8, after the culture dishes 9 are placed in all the detection chambers 7, the box cover 3 is closed, the touch screen 16 is clicked, the oxygen content and the carbon dioxide content in each detection chamber 7 are measured and taken as initial contents, the initial contents are recorded, then the temperature in each detection chamber 7 is set, the electric heating net 10 is electrified to heat, the interior of the detection chamber 7 is heated, the temperature is kept constant after the set temperature is reached, the sample is cultured for a period of time, then the oxygen content and the carbon dioxide content in the detection chamber 7 are detected through the oxygen sensor 11 and the carbon dioxide sensor 12, data are recorded and compared with the initial data, the difference value is calculated to determine the content of the microorganisms in the sample, whether the food is qualified or not, the side wall at one side of the upper end of the detection chamber 7 is fixedly connected with the air cover 13, inside fixedly connected with fan 14 of fan housing 13, one side upper end outer wall fixedly connected with operation panel 15 of box 1, the upper end of operation panel 15 is provided with touch screen 16, draw-in groove 17 has been seted up to the upper end of baffle 6, the inside fixedly connected with spring 18 of draw-in groove 17, the inside of draw-in groove 17 is provided with T word board 19, the bottom of T word board 19 and the upper end fixed connection of spring 18, the upper end of T word board 19 runs through draw-in groove 17 and stretches out to the outside of baffle 6, the upper end of T word board 19 and the bottom in close contact with of case lid 3, make every detection room 7 isolated each other, mutual noninterference, after having detected, open case lid 3, take out culture dish 9, start fan 14, carry out rapid cooling to detection room 7, treat after falling to the normal atmospheric temperature, carry out next set of experiments again.

The working principle is as follows: when the biological sensing device is used, firstly, samples of different foods or different parts of the same food are put into the culture dish 9, then the box cover 3 is opened, the culture dish 9 is placed in the groove at the upper end of the support table 8, after the culture dishes 9 are placed in all the detection chambers 7, the box cover 3 is closed, the bottom of the box cover 3 extrudes the T-shaped plate 19, the box cover 3 is in close contact with the T-shaped plate 19, the sealing performance of the interior of the detection chambers 7 is better, the touch screen 16 is clicked, the oxygen content and the carbon dioxide content in each detection chamber 7 are measured and taken as initial contents to be recorded, then the temperature in each detection chamber 7 is set, the electric heating net 10 is electrified to heat the interior of the detection chambers 7, the constant temperature is kept after the set temperature is reached, the samples are cultured for a period of time, and then the oxygen content and the carbon dioxide content in the detection chambers 7 are detected through the oxygen sensor 11 and the carbon dioxide sensor 12, recording data, comparing the data with the initial data, calculating a difference value to determine the content of microorganisms in the sample, judging whether the food is qualified, opening the box cover 3 after the detection is finished, taking out the culture dish 9, starting the fan 14, rapidly cooling the detection chamber 7, and performing the next group of experiments after the temperature is reduced to the normal temperature; the biosensing device divides the interior of a box body 1 into a plurality of detection chambers 7 by arranging a partition plate 6 in the box body 1, each detection chamber 7 is internally provided with a support table 8, a culture dish 9, an oxygen sensor 11, a carbon dioxide sensor 12, a fan 14 and other structures, the temperature in each detection chamber 7 is respectively set through a touch screen 16, samples are cultured at constant temperature, the oxygen concentration and the carbon dioxide concentration in the detection chambers 7 are respectively detected through the oxygen sensor 11 and the carbon dioxide sensor 12, so that the content of harmful microorganisms in the samples is detected, the biosensing device can simultaneously detect a plurality of food samples once and can also detect the content of microorganisms at different parts of the same food, each detection chamber 7 is not interfered with each other, the fan 14 is arranged in each detection chamber 7, after the detection is finished, a box cover 3 is opened, the fan 14 is started, and the detection chambers 7 are rapidly cooled, the time of automatic cooling is saved, and the detection of the next group of samples is facilitated.

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. The utility model provides a harmful little biological sensing device for measuring of food, includes box (1), its characterized in that: the detection device is characterized in that a through hole is formed in the top of the box body (1), a box cover (3) is arranged in the through hole, a fixed shaft (2) is fixedly connected to one end of the top of the box body (1), the box cover (3) is movably connected with the fixed shaft (2), a handle (4) is fixedly connected to the upper side of the other end of the box cover (3), a plurality of partition plates (6) are fixedly mounted in the box body (1), the interior of the box body (1) is divided into a plurality of detection chambers (7) by the partition plates (6), a support table (8) is fixedly connected to the bottom of each detection chamber (7), a groove is formed in the center of the upper end of the support table (8), a culture dish (9) is arranged at the upper end of the support table (8), the culture dish (9) is placed in the groove of the support table (8), and an electric heating net (10) is fixedly mounted in the interior of the support table (8), an oxygen sensor (11) is fixedly connected with one side of the upper end of the supporting platform (8), the other side of the upper end of the supporting platform (8) is fixedly connected with a carbon dioxide sensor (12), a fan cover (13) is fixedly connected on the side wall of one side of the upper end of the detection chamber (7), a fan (14) is fixedly connected inside the fan cover (13), an operation table (15) is fixedly connected with the outer wall of the upper end of one side of the box body (1), a touch screen (16) is arranged at the upper end of the operating table (15), a clamping groove (17) is arranged at the upper end of the clapboard (6), a spring (18) is fixedly connected inside the clamping groove (17), a T-shaped plate (19) is arranged inside the clamping groove (17), the bottom of the T-shaped plate (19) is fixedly connected with the upper end of the spring (18), the upper end of the T-shaped plate (19) penetrates through the clamping groove (17) and extends out of the partition plate (6).

2. The biosensing device for detecting harmful microorganisms in food according to claim 1, wherein: the one end fixedly connected with fixed axle (2) of box (1) top through-hole, the one end of case lid (3) is opened there is the through-hole, fixed axle (2) run through the through-hole and are connected with case lid (3) rotation.

3. The biosensing device for detecting harmful microorganisms in food according to claim 1, wherein: fixedly connected with sealed pad (5) on the inner wall of box (1) top through-hole, the lateral wall and the sealed pad (5) of case lid (3) extrude mutually.

4. The biosensing device for detecting harmful microorganisms in food according to claim 1, wherein: baffle (6) equidistance sets up, and is a plurality of the size of detecting room (7) is the same, baffle (6) are made by thermal-insulated material.

5. The biosensing device for detecting harmful microorganisms in food according to claim 1, wherein: the oxygen sensor (11) and the carbon dioxide sensor (12) are positioned on two sides of the culture dish (9) and are symmetrically distributed about the culture dish (9).

6. The biosensing device for detecting harmful microorganisms in food according to claim 1, wherein: the handle (4) is arranged to be of a concave structure, the inner wall of the bottom of the box cover (3) is made of rubber materials, and the inner wall of the box cover (3) is in close contact with the upper end of the T-shaped plate (19).