Biological safety cabinet

Abstract

The utility model discloses a biosafety cabinet which comprises a main body shell, a lower hollowed-out plate is fixedly connected to the bottom between the inner walls of the two sides of the main body shell, an upper hollowed-out plate is fixedly connected to the top between the inner walls of the two sides of the main body shell, and two vertical plates are fixedly connected between the upper hollowed-out plate and the lower hollowed-out plate. Spacing hollowed-out plates are fixedly connected between the inner wall of one side of the main body shell and the vertical plates and between the two vertical plates, a plurality of breeding chambers are formed in the main body shell through the lower hollowed-out plate, the upper hollowed-out plate, the vertical plates and the spacing hollowed-out plates, a ventilation assembly is arranged at the top of the upper hollowed-out plate, and a rear cover shell is fixedly connected to the rear side of the main body shell; and a plurality of sterilizing lamps and a plurality of illuminating lamps are fixedly connected to the inner wall of one side of the rear cover shell. The main body shell is divided into a plurality of breeding chambers through the lower hollowed-out plate, the upper hollowed-out plate, the vertical plates and the interval hollowed-out plates, so that independent breeding of the mice is facilitated, and bacteria breeding in the breeding process of the mice is avoided.

Description

Technical Field

[0001] The utility model relates to the technical field of biosafety cabinets, in particular to a biosafety cabinet. Background Art

[0002] At present, in order to meet the experimental needs of laboratory mice, staff usually place these mice in a specially made biosafety cabinet for breeding in a scientific and humane manner. Such an arrangement is to ensure the health, welfare of the animals and the accuracy of experimental results.

[0003] During the use of the existing biosafety cabinets, since it is not convenient to breed multiple mice separately, and bacteria are likely to breed during the breeding process of mice, resulting in poor breeding effects of mice. Therefore, for the progress of the industry technology, to better realize the function of breeding mice in the biosafety cabinet and improve the core technology competitiveness, this application proposes a new implementation scheme different from the structure and use method of the biosafety cabinet in the prior art. Summary of the Utility Model

[0004] The purpose of the utility model is to solve the problem that during the use of the existing biosafety cabinets, it is not convenient to breed multiple mice separately, and bacteria are likely to breed during the breeding process of mice, resulting in poor breeding effects of mice, and to propose a biosafety cabinet.

[0005] In order to achieve the above purpose, the utility model adopts the following technical scheme:

[0006] A biosafety cabinet includes a main body shell. A lower hollowed-out plate is fixedly connected to the bottom between the inner walls on both sides of the main body shell. An upper hollowed-out plate is fixedly connected to the top between the inner walls on both sides of the main body shell. Two vertical plates are fixedly connected between the upper hollowed-out plate and the lower hollowed-out plate. Spacing hollowed-out plates are fixedly connected between one inner wall of the main body shell and the vertical plates and between the two vertical plates. Multiple breeding chambers are formed in the main body shell through the lower hollowed-out plate, the upper hollowed-out plate, the vertical plates, and the spacing hollowed-out plates. A ventilation component is arranged on the top of the upper hollowed-out plate. A rear cover shell is fixedly connected to the rear side of the main body shell. A plurality of sterilization lamps and a plurality of lighting lamps are fixedly connected to one inner wall of the rear cover shell. A plurality of light-transmitting holes are arranged on one side of the rear cover shell.

[0007] Further, the main body shell is of a U-shaped structure.

[0008] Further, the ventilation component includes a spacing frame. The spacing frame is arranged above the upper hollowed-out plate. A ventilation fan is fixedly connected between the inner walls on multiple sides of the spacing frame. Ventilation plates are fixedly connected to the top and bottom of the spacing frame. A filter mesh plate is fixedly connected to the ventilation plate.

[0009] Further, a cabinet door is rotatably connected between the lower hollowed-out plate and the upper hollowed-out plate.

[0010] Furthermore, a top cover is fixedly connected to the top of the upper hollowed-out plate. The top cover covers the outside of the ventilation assembly, and a ventilation opening is provided at the top of the top cover.

[0011] Furthermore, two partition plates are fixedly connected between the bottom inner wall of the lower hollowed-out plate and the main body shell. A waterproof drawer is slidably inserted between the partition plate and one side inner wall of the main body shell and between the two partition plates.

[0012] Furthermore, a transparent plate is snap-connected to the outside of the breeding chamber.

[0013] The beneficial effects of the present utility model are as follows:

[0014] 1. The arrangement of dividing the main body shell into multiple breeding chambers by the lower hollowed-out plate, the upper hollowed-out plate, the vertical plate, and the spaced hollowed-out plates facilitates the separate breeding of white mice, thereby avoiding the growth of bacteria during the breeding process of white mice.

[0015] 2. The sterilization lamp sterilizes the breeding chamber through the light-transmitting holes, and the illuminating lamp illuminates the breeding chamber through the light-transmitting holes to better breed white mice.

[0016] 3. The ventilation fan sucks the outside air into the rear cover shell through the air inlet hole, then enters the breeding chamber through the light-transmitting holes, and then discharges from the ventilation opening, thereby ventilating the breeding chamber for the breeding of white mice. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 is a three-dimensional structural schematic diagram of a biological safety cabinet proposed by the present utility model;

[0018] Figure 2 is a front view structural schematic diagram of the inside of the main body shell of a biological safety cabinet proposed by the present utility model;

[0019] Figure 3 is a side sectional structural schematic diagram of a biological safety cabinet proposed by the present utility model;

[0020] Figure 4 is a sectional structural schematic diagram of the ventilation assembly of a biological safety cabinet proposed by the present utility model;

[0021] Figure 5 is a structural schematic diagram of the open state of the cabinet door of a biological safety cabinet proposed by the present utility model.

[0022] In the figure: 1, main body shell; 2, lower hollow plate; 3, upper hollow plate; 4, vertical plate; 5, spaced hollow plate; 6, breeding chamber; 7, ventilation component; 701, spaced frame; 702, ventilation fan; 703, ventilation plate; 704, filter mesh plate; 8, rear cover shell; 9, sterilization lamp; 10, lighting lamp; 11, light transmission hole; 12, cabinet door; 13, top cover; 14, ventilation opening; 15, partition board; 16, waterproof drawer; 17, transparent plate. Detailed implementation manner

[0023] Next, the technical solutions in the embodiments of the present invention will be clearly and completely described in conjunction with the accompanying drawings in the embodiments of the present invention. Obviously, the described embodiments are only a part of the embodiments of the present invention, rather than all of the embodiments.

[0024] Refer to Figures 1 - 5 , a biosafety cabinet, including a main body shell 1, a lower hollow plate 2 is fixed at the bottom between the inner walls on both sides of the main body shell 1 by bolts, an upper hollow plate 3 is fixed at the top between the inner walls on both sides of the main body shell 1 by bolts, two vertical plates 4 are fixed between the upper hollow plate 3 and the lower hollow plate 2 by bolts, spaced hollow plates 5 are fixed between one inner wall of the main body shell 1 and the vertical plate 4 and between the two vertical plates 4 by bolts, and a plurality of breeding chambers 6 are formed in the main body shell 1 by the lower hollow plate 2, the upper hollow plate 3, the vertical plate 4, and the spaced hollow plate 5, so as to facilitate the separate breeding of mice, and further avoid the growth of bacteria during the breeding process of mice. A ventilation component 7 is provided at the top of the upper hollow plate 3, a rear cover shell 8 is fixed at the rear of the main body shell 1 by bolts, a plurality of sterilization lamps 9 and a plurality of lighting lamps 10 are fixed on one inner wall of the rear cover shell 8 by bolts, a plurality of light transmission holes 11 are provided on one side of the rear cover shell 8, the sterilization lamps 9 sterilize the inside of the breeding chamber 6 through the light transmission holes 11, and the lighting lamps 10 illuminate the breeding chamber 6 through the light transmission holes 11, and a plurality of air inlet holes are provided on the other side of the rear cover shell 8.

[0025] The main body case 1 is of a U-shaped structure. The ventilation component 7 includes a spacer frame 701 which is arranged above the upper hollow plate 3. A ventilation fan 702 is fixed between the inner walls on multiple sides of the spacer frame 701 by bolts. The ventilation fan 702 sucks the outside air into the rear cover case 8 through the air inlet hole, then enters the breeding chamber 6 through the light-transmitting hole 11, and then is discharged from the ventilation opening 14, thereby ventilating the breeding chamber 6. Ventilation plates 703 are fixed to the top and bottom of the spacer frame 701 by bolts, and filter mesh plates 704 are fixed to the ventilation plates 703 by bolts. The filter mesh plates 704 are used to filter the air. A cabinet door 12 is rotatably connected between the lower hollow plate 2 and the upper hollow plate 3. A top cover 13 is fixed to the top of the upper hollow plate 3 by bolts. The top cover 13 covers the outside of the ventilation component 7 to protect the ventilation component 7. A ventilation opening 14 is provided at the top of the top cover 13. Two partition plates 15 are fixed between the lower hollow plate 2 and the bottom inner wall of the main body case 1 by bolts. A waterproof drawer 16 is slidably inserted between the partition plate 15 and one inner wall of the main body case 1 and between the two partition plates 15. Ice cubes are placed in the waterproof drawer 16 to cool the mice. A transparent plate 17 is snap-fitted to the outside of the breeding chamber 6 for separately breeding the mice.

[0026] The working principle of this embodiment: When in use, first, open the cabinet door 12, then remove the transparent plate 17, then put the mice into the breeding chamber 6, close the transparent plate 17, then place ice cubes in the waterproof drawer 16 to cool the mice, then the sterilization lamp 9 sterilizes the breeding chamber 6 through the light-transmitting hole 11, and the illuminating lamp 10 illuminates the breeding chamber 6 through the light-transmitting hole 11, and then the ventilation fan 702 sucks the outside air into the rear cover case 8 through the air inlet hole, then enters the breeding chamber 6 through the light-transmitting hole 11, and then is discharged from the ventilation opening 14, thereby ventilating the breeding chamber 6.

[0027] The above is only a preferred specific embodiment of the present invention, but the protection scope of the present invention is not limited thereto. Any person skilled in the art within the technical scope disclosed by the present invention, according to the technical solution of the present invention and its inventive concept, makes equivalent substitutions or changes, and all should be covered within the protection scope of the present invention.

Claims

1. A biosafety cabinet, comprising a main body shell (1), characterized in that, A lower hollow plate (2) is fixedly connected to the bottom between the inner walls on both sides of the main body shell (1), an upper hollow plate (3) is fixedly connected to the top between the inner walls on both sides of the main body shell (1), two vertical plates (4) are fixedly connected between the upper hollow plate (3) and the lower hollow plate (2), an interval hollow plate (5) is fixedly connected between one inner wall of the main body shell (1) and the vertical plate (4) and between the two vertical plates (4), and a plurality of breeding chambers (6) are formed in the main body shell (1) by the lower hollow plate (2), the upper hollow plate (3), the vertical plates (4), and the interval hollow plate (5). A ventilation component (7) is provided on the top of the upper hollow plate (3), a rear cover shell (8) is fixedly connected to the rear side of the main body shell (1), a plurality of sterilization lamps (9) and a plurality of lighting lamps (10) are fixedly connected to one inner wall of the rear cover shell (8), and a plurality of light transmission holes (11) are provided on one side of the rear cover shell (8).

2. The biosafety cabinet according to claim 1, wherein, The main body shell (1) is of a U-shaped structure.

3. A biosafety cabinet according to claim 1, characterized in that, The ventilation component (7) includes a spacer frame (701) arranged above the upper hollow plate (3). A ventilation fan (702) is fixedly connected between the inner walls on multiple sides of the spacer frame (701). Ventilation plates (703) are fixedly connected to the top and bottom of the spacer frame (701), and a filter mesh plate (704) is fixedly connected to the ventilation plates (703).

4. A biological safety cabinet according to claim 1, characterized in that, A cabinet door (12) is rotatably connected between the lower hollow plate (2) and the upper hollow plate (3).

5. A biological safety cabinet according to claim 1, wherein, A top cover (13) is fixedly connected to the top of the upper hollow plate (3). The top cover (13) covers the outside of the ventilation component (7), and a ventilation opening (14) is provided on the top of the top cover (13).

6. A biological safety cabinet according to claim 1, wherein Two partition plates (15) are fixedly connected between the lower hollow plate (2) and the bottom inner wall of the main body shell (1). A waterproof drawer (16) is slidably inserted between one inner wall of the partition plate (15) and the main body shell (1) and between the two partition plates (15).

7. A biological safety cabinet according to claim 1, characterized in that, A transparent plate (17) is snap-connected to the outside of the breeding chamber (6).

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