CN220564590U

CN220564590U - Cell experiment illumination box

Info

Publication number: CN220564590U
Application number: CN202320409421.4U
Authority: CN
Inventors: 杜卓融; 兰斓; 朱心颖; 李加付; 杨乾磊; 安艳
Original assignee: Suzhou University
Current assignee: Suzhou University
Priority date: 2023-03-07
Filing date: 2023-03-07
Publication date: 2024-03-08
Anticipated expiration: 2033-03-07

Abstract

The utility model discloses a cell experiment illumination box in the technical field of illumination boxes, and aims to solve the problem that in the prior art, a plurality of instruments directly heat the inside of a box body where cells are located, so that uneven heating is caused, and further, the experimental result error of a parallel sample is increased. The device comprises a box body, wherein a first cavity and a second cavity are arranged in the box body, the second cavity is communicated with the outer side of the box body through an air inlet cavity, a filter is arranged in the second cavity, an exhaust fan is arranged in the first cavity, an inlet of the filter is communicated with the exhaust fan, and a heating device and a sterilizing device are arranged in the second cavity; the utility model is suitable for the illumination box for the cell experiment, the heating device and the sterilizing device in the second cavity firstly heat and sterilize the air in the second cavity, and then the air enters the first cavity, so that the air temperature in the first cavity is uniform, uneven heating of products is avoided, and the influence of the heating device and the sterilizing device on the accuracy of the illumination experiment is avoided.

Description

Cell experiment illumination box

Technical Field

The utility model relates to a cell experiment illumination box, and belongs to the technical field of illumination boxes.

Background

The cell experiment refers to a research method for culturing and researching cells in-vitro simulated in-vivo environment (sterile, proper temperature, pH value, certain nutrition condition and the like), and then researching the relationship between the environment and the cell survival or obtaining a target product by changing factors such as the living environment of the cells. In the current cell experiments, a great deal of experiments need to study the direct or indirect relation between cells and illumination, for example, the study of cells such as human retinal pigment epithelial cells, various algae cells, rat lens epithelial cells and the like. The greatest threat during cell culture and cell experiments is cell contamination, which can be caused by microorganisms and other deleterious factors present in the environment. Once the cells are contaminated, all experimental results become meaningless. A large number of cellular contaminations are closely related to bacterial contaminations present in laboratory air. At present, most of the cell experiment illumination boxes in the market do not consider sterilizing air entering the cell experiment illumination boxes, for example, the publication number is CN208594281U, a cell illumination experiment box, and the risk of cell pollution caused by air entering an air inlet is not considered.

Many cell experiments need to maintain constant temperature, in the prior art, many instruments directly heat the inside of a box where cells are located, but such a method may often cause uneven heating of cells in the culture process due to the fact that the temperature of a near heating module is higher than that of a far heating module, so that the experimental result error of parallel samples is increased, and the illumination experimental box precision is affected.

Disclosure of Invention

The utility model aims to overcome the defects in the prior art, provide a cell experiment illumination box, and solve the problems that in the prior art, a plurality of instruments directly heat the inside of the box where cells are positioned, but the method can cause uneven heating of cells due to the fact that the temperature of a near heating module is higher than that of a far heating module in the process of culturing the cells, and further the experimental result error of parallel samples is increased.

In order to solve the technical problems, the utility model is realized by adopting the following technical scheme:

the utility model provides a cell experiment illumination box which comprises a box body, wherein a first cavity for placing a product is formed in the box body, a second cavity is formed in the box body outside the first cavity, the second cavity is communicated with the outer side of the box body through an air inlet cavity, the first cavity is communicated with the second cavity through a first valve, a filter is arranged in the second cavity, an exhaust fan is arranged in the first cavity, an inlet of the filter is communicated with the exhaust fan, a first outlet of the filter is communicated with the outer side of the box body, a second outlet of the filter is communicated with the second cavity, and a heating device and a sterilizing device are arranged in the second cavity.

Further, the air inlet cavity is communicated with the second cavity through a second valve, the sterilizing device comprises a plurality of ultraviolet sterilizing lamps arranged on the inner wall of the second cavity, the ultraviolet sterilizing lamps are arranged on one side of the second valve, the heating device comprises a plurality of heaters arranged on the inner wall of the second cavity, and the heaters are arranged on one side of the second valve.

Furthermore, the filtering membrane is arranged in the air inlet cavity in a matching way, and the air inlet cavity is communicated with the outer side of the box body through the flow control valve.

Further, a supporting plate is arranged in the first cavity, a placing plate connected in a rotating mode is arranged on the supporting plate and used for fixing the product, and a motor used for driving the placing plate to rotate is arranged on the supporting plate.

Further, an activated carbon adsorption device is arranged in the first cavity.

Further, a fixing mechanism for fixing the illumination lamp is arranged in the first cavity, and the illumination lamp is located on one side of the product.

Further, the fixed establishment is including the symmetry locate the installation piece of first cavity inner wall both sides, be equipped with sliding connection's baffle in the installation piece, the baffle pass through the spring with installation piece elastic connection, the baffle top is equipped with the push rod, push rod one end extends to the installation piece top, on the installation piece in logical groove has been seted up on one side of the push rod.

Furthermore, the fixing mechanisms are two groups and are respectively arranged on two sides of the product, and the inner wall of the first cavity is provided with a reflective coating on one side of the product.

Further, the first valve and the second valve are both check valves.

Further, a movable door which is connected in a rotating way is arranged on one side of the first cavity on the box body.

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

1. according to the cell experiment illumination box, through the cooperation of the first cavity, the second cavity, the exhaust fan and the filter, the heating device and the sterilizing device in the second cavity firstly heat and sterilize air in the second cavity, and then the air enters the first cavity, so that the air temperature in the first cavity is uniform, uneven heating of a product due to different positions of the heating device is avoided, and the influence on the illumination experiment precision is avoided; when the temperature of the air in the first cavity reaches a certain degree, the first outlet of the filter is closed, the second outlet is opened, so that the air circulates between the first cavity and the second cavity, air does not need to be introduced into the outside at the moment, the influence of bacteria in the air on a test is avoided, the heating device heats the circulated air, the heating efficiency of the air is ensured, and the temperature stability of the air is favorably controlled;

2. according to the utility model, through the cooperation of the push rod, the spring and the baffle, when the light lamp is required to be removed or replaced, only one push rod is required to be pushed to move away from the light lamp, so that the disassembly and assembly work of the light lamp is simplified, and the convenience of the device is ensured.

Drawings

FIG. 1 is a schematic cross-sectional view of a cell experiment illumination box according to an embodiment of the present utility model;

FIG. 2 is a schematic side view of a cell experiment illumination box according to an embodiment of the present utility model;

fig. 3 is a schematic front view in cross section of a mounting block provided in accordance with an embodiment of the present utility model.

In the figure: 1. a case; 2. a first cavity; 3. a second cavity; 4. an air inlet cavity; 5. a first valve; 6. a filter; 7. an exhaust fan; 8. a second valve; 9. an ultraviolet sterilizing lamp; 10. a heater; 11. a filtering membrane; 12. a flow control valve; 13. a support plate; 14. placing a plate; 15. a motor; 16. an activated carbon adsorption device; 17. a light lamp; 18. a mounting block; 19. a baffle; 20. a spring; 21. a push rod; 22. a through groove; 23. a movable door; 24. and (3) a reflective coating.

Detailed Description

The utility model is further described below with reference to the accompanying drawings. The following examples are only for more clearly illustrating the technical aspects of the present utility model, and are not intended to limit the scope of the present utility model.

In the description of the present utility model, it should be understood that the terms "center", "longitudinal", "lateral", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are merely for convenience in describing the present utility model and simplifying the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present utility model. Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first", "a second", etc. may explicitly or implicitly include one or more such feature. In the description of the present utility model, unless otherwise indicated, the meaning of "a plurality" is two or more.

In the description of the present utility model, it should be noted that, unless explicitly specified and limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be either fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present utility model can be understood by those of ordinary skill in the art in a specific case.

As shown in fig. 1-3, the utility model provides a cell experiment illumination box, which comprises a box body 1, wherein a first cavity 2 for placing a product is arranged in the box body 1, a second cavity 3 is formed in the box body 1 outside the first cavity 2, the second cavity 3 is communicated with the outer side of the box body 1 through an air inlet cavity 4, the first cavity 2 is communicated with the second cavity 3 through a first valve 5, a filter 6 is arranged in the second cavity 3, an exhaust fan 7 is arranged in the first cavity 2, an inlet of the filter 6 is communicated with the exhaust fan 7, a first outlet of the filter 6 is communicated with the outer side of the box body 1, a second outlet of the filter 6 is communicated with the second cavity 3, and a heating device and a sterilizing device are arranged in the second cavity 3; the first valve 5 is a one-way valve.

Specifically, when the device works, a cell product to be observed is placed in the first cavity 2, the first outlet of the filter 6 is opened, the second outlet is closed, the exhaust fan 7 starts to work, the exhaust fan 7 performs exhaust work on the first cavity 2, air outside the box body 1 enters the second cavity 3 through the air inlet cavity 4 due to the action of negative pressure, then air inside the second cavity 3 enters the first cavity 2 through the first valve 5, the air inside the first cavity 2 is discharged to the outer side of the box body 1 through the exhaust fan 7 and the filter 6, when the air outside the box body 1 enters the second cavity 3, the heating device and the sterilizing device perform heating and sterilizing work on the air inside the second cavity 3, and the air after the heating and sterilizing work enters the first cavity 2 again, so that the air temperature inside the first cavity 2 is uniform, the product is prevented from being heated unevenly due to the difference of the positions of the heating device, and the accuracy of illumination experiments is prevented from being influenced; when the air temperature in the first cavity 2 reaches a certain degree, the first outlet of the filter 6 is closed, the second outlet is opened, at the moment, after the air in the first cavity 2 is pumped out by the exhaust fan 7, the filter 6 filters the air, then moves the air into the second cavity 3, and then the air enters the first cavity 2 through the first valve 5, so that the air circulates between the first cavity 2 and the second cavity 3, at the moment, air does not need to be introduced to the outer side of the box body 1, the influence of bacteria in the air on a test is avoided, the circulating air is heated by the heating device, the heating efficiency of the air is ensured, and the temperature stability of the air is favorably controlled; optionally, the first valve 5 is a one-way valve, so that air in the first cavity 2 is prevented from flowing back to the inside of the second cavity 3, and the stability of the device during operation is ensured.

According to the utility model, the first cavity 2, the second cavity 3, the exhaust fan 7 and the filter 6 are matched, the heating device and the sterilizing device in the second cavity 3 firstly heat and sterilize the air in the second cavity, and then the air enters the first cavity 2, so that the air temperature in the first cavity 2 is uniform, uneven heating of products due to different positions of the heating device is avoided, and the influence of the heating device on the accuracy of illumination experiments is avoided; after the air temperature in the first cavity 2 reaches a certain degree, the first outlet of the filter 6 is closed, the second outlet is opened, so that air circulates between the first cavity 2 and the second cavity 3, air is not required to be introduced into the air at the moment, the influence of bacteria in the air on a test is avoided, the heating device heats the circulated air, the heating efficiency of the air is ensured, and the temperature stability of the air is controlled.

In one embodiment, the air inlet cavity 4 is communicated with the second cavity 3 through a second valve 8, the sterilizing device comprises a plurality of ultraviolet sterilizing lamps 9 arranged on the inner wall of the second cavity 3, the ultraviolet sterilizing lamps 9 are positioned on one side of the second valve 8, the heating device comprises a plurality of heaters 10 arranged on the inner wall of the second cavity 3, and the heaters 10 are positioned on one side of the second valve 8; the filter membrane 11 is arranged in the air inlet cavity 4 in a matching way, and the air inlet cavity 4 is communicated with the outer side of the box body 1 through the flow control valve 12.

Specifically, air outside the box body 1 enters the air inlet cavity 4 through the flow control valve 12, so that the flow speed of the air is controlled, when the air passes through the air inlet cavity 4, the filtering membrane 11 filters the air, impurities and dust in the air are prevented from entering the second cavity 3, the filtered air enters the second cavity 3 through the second valve 8, then the ultraviolet sterilizing lamp 9 performs sterilizing on the air in the second cavity 3, the heater 10 heats the air in the second cavity 3, the ultraviolet sterilizing lamp 9 and the heater 10 are both positioned on one side of the second valve 8, and the air just entering the second cavity 3 can be treated, so that the air treatment omission probability is reduced; optionally, the second valve 8 is a one-way valve, so that air in the second cavity 3 is prevented from flowing back to the air inlet cavity 4, and the stability of the device in operation is prevented from being affected.

In one embodiment, a supporting plate 13 is disposed in the first cavity 2, a placement plate 14 is rotatably connected to the supporting plate 13, the placement plate 14 is used for fixing the product, and a motor 15 for driving the placement plate 14 to rotate is disposed on the supporting plate 13; a movable door 23 which is rotatably connected is arranged on one side of the first cavity 2 on the box body 1; a fixing mechanism for fixing the light lamp 17 is arranged in the first cavity 2, and the light lamp 17 is positioned on one side of the product.

Specifically, before the work begins, when needing to place the product in the inside of first cavity 2, transfer dodge gate 23 opens it, place the top center department of placing the board 14 with the product, then resume dodge gate 23's position, after air exhauster 7 begins to work, motor 15 begins to work, drive and place board 14 and backup pad 13 relative rotation, backup pad 13 is fixed in inside first cavity 2, play the supporting role to placing the board 14, thereby make the product rotate along with placing the board 14, so that improve light lamp 17 and can follow different angles and shine the work to the product, the work effect of device has been guaranteed.

An embodiment, fixed establishment includes the symmetry locates the installation piece 18 of first cavity 2 inner wall both sides, be equipped with sliding connection's baffle 19 in the installation piece 18, baffle 19 pass through spring 20 with installation piece 18 elastic connection, the baffle 19 top is equipped with push rod 21, push rod 21 one end extends to installation piece 18 top, install on the piece 18 in push rod 21 one side has seted up logical groove 22.

Specifically, when the light lamp 17 needs to be fixed, one push rod 21 in the fixing mechanism is manually pushed to approach the inner wall of the first cavity 2, the push rod 21 drives the baffle plate 19 to move, the spring 20 is compressed, then the light lamp 17 is placed on the inner sides of the two mounting blocks 18, the light lamp 17 is positioned between the two baffle plates 19, then the push rod 21 is loosened, the spring 20 returns to the original position, the light lamp 17 is driven to approach the other spring 20, both the two springs 20 are compressed, the spring 20 pushes the baffle plate 19 to be in close contact with the light lamp 17, and therefore the light lamp 17 is mounted.

In one embodiment, the fixing mechanisms are two groups and are respectively arranged at two sides of the product, the inner wall of the first cavity 2 is provided with a reflective coating 24 at one side of the product, and optionally, the number of the illumination lamps 17 is two, and the two illumination lamps are respectively arranged at the upper side and the lower side of the product and are matched with the reflective coating 24, so that illumination uniformity is ensured, and stability of the device during operation is ensured; the first cavity 2 is internally provided with the activated carbon adsorption device 16, and the activated carbon adsorption device 16 is used for absorbing toxic and harmful substances generated during product culture, so that the safety of the device is ensured.

The foregoing is merely a preferred embodiment of the present utility model, and it should be noted that modifications and variations could be made by those skilled in the art without departing from the technical principles of the present utility model, and such modifications and variations should also be regarded as being within the scope of the utility model.

Claims

1. The utility model provides a cell experiment illumination case, its characterized in that, includes box (1), be equipped with first cavity (2) that are used for placing the product in box (1), in first cavity (2) outside has seted up second cavity (3), second cavity (3) through intake chamber (4) with box (1) outside intercommunication, first cavity (2) through first valve (5) with second cavity (3) intercommunication, be equipped with filter (6) in second cavity (3), be equipped with air exhauster (7) in first cavity (2), the entry of filter (6) with air exhauster (7) intercommunication, the first export of filter (6) with box (1) outside intercommunication, the second export of filter (6) with second cavity (3) intercommunication, be equipped with heating device and sterilization apparatus in second cavity (3).

2. The cell experiment illumination box according to claim 1, wherein the air inlet cavity (4) is communicated with the second cavity (3) through a second valve (8), the sterilization device comprises a plurality of ultraviolet sterilization lamps (9) arranged on the inner wall of the second cavity (3), the ultraviolet sterilization lamps (9) are arranged on one side of the second valve (8), the heating device comprises a plurality of heaters (10) arranged on the inner wall of the second cavity (3), and the heaters (10) are arranged on one side of the second valve (8).

3. The cell experiment illumination box according to claim 1, wherein a filtering membrane (11) is arranged in the air inlet cavity (4) in a matching manner, and the air inlet cavity (4) is communicated with the outer side of the box body (1) through a flow control valve (12).

4. A cell experiment illumination box according to claim 1, characterized in that a supporting plate (13) is arranged in the first cavity (2), a placing plate (14) connected in a rotating way is arranged on the supporting plate (13), the placing plate (14) is used for fixing the product, and a motor (15) used for driving the placing plate (14) to rotate is arranged on the supporting plate (13).

5. A cell experiment illumination box according to claim 1, characterized in that an activated carbon adsorption device (16) is arranged in the first cavity (2).

6. A cell assay light box according to claim 1, characterized in that a fixing mechanism for fixing a light lamp (17) is arranged in the first cavity (2), and the light lamp (17) is arranged on one side of the product.

7. The cell experiment illumination box according to claim 6, wherein the fixing mechanism comprises mounting blocks (18) symmetrically arranged on two sides of the inner wall of the first cavity (2), a baffle plate (19) in sliding connection is arranged in the mounting blocks (18), the baffle plate (19) is elastically connected with the mounting blocks (18) through springs (20), a push rod (21) is arranged at the top of the baffle plate (19), one end of the push rod (21) extends to the upper portion of the mounting blocks (18), and a through groove (22) is formed in one side of the push rod (21) on the mounting blocks (18).

8. The illumination box for cell experiments according to claim 6, wherein the fixing mechanisms are two groups and are respectively arranged at two sides of the product, and the inner wall of the first cavity (2) is provided with a reflective coating (24) at one side of the product.

9. A cell assay illumination box according to claim 2, wherein the first valve (5) and the second valve (8) are both one-way valves.

10. A cell experiment illumination box according to claim 1, characterized in that a movable door (23) is rotatably connected to the box body (1) at one side of the first cavity (2).