Clean fresh air treatment device for biological laboratory

Abstract

The utility model discloses a clean fresh air treatment device for a biological laboratory, relates to the technical field of clean fresh air treatment devices, and solves the problems that excessive impurities in disinfectant fluid are possibly accumulated if the clean fresh air treatment device is not regularly and timely replaced, the disinfection effect is possibly reduced if the impurities are not effectively filtered, and even other potential problems are generated. Comprising a box body and a supporting frame plate, the circulating mechanism comprises an output pipe and a filtering box, a first water pump penetrating through the inner wall is fixedly installed on the outer side of the output pipe, filtering plates are fixedly installed on the inner wall of the filtering box, and a second water pump penetrating through the inner wall is fixedly installed on the outer side of an input pipe. The filter plates mounted on the inner wall of the filter tank are used for carrying out refined treatment on disinfectant fluid, residues and other impurities in the disinfectant fluid are effectively removed, and the purified disinfectant fluid is circulated again through the input pipe after a filter procedure is completed, so that a continuous and efficient disinfection effect is achieved.

Description

Technical Field

[0001] The utility model relates to the technical field of clean fresh air processing devices, in particular to a clean fresh air processing device for a biological laboratory. Background Art

[0002] Clean fresh air in biological laboratories, as a key factor in ensuring the purity and stability of the experimental environment, has always attracted the attention of scientific researchers. In modern biological laboratories, the clean fresh air system is not only a simple ventilation equipment, but also a complex and sophisticated environmental control system. In short, the clean fresh air system in biological laboratories is an important measure to ensure the purity and stability of the experimental environment. With the continuous advancement of science and technology and the continuous improvement of laboratory needs, the clean fresh air system will continue to play an important role and provide scientific researchers with a safer, healthier and more efficient experimental environment.

[0003] Patent publication number "CN217952565U" discloses "a clean fresh air treatment device for a biological laboratory", including a shell, ventilation holes are provided on both sides of the shell, ventilation nets are fixedly installed in the ventilation holes, a fixing plate is fixedly connected between the inner walls around the shell, a plurality of filter cotton nets are provided between the bottom of the fixing plate and the bottom inner wall of the shell, and the filter cotton nets are located between the two ventilation nets, a first air suction pump is fixedly installed on the top of the fixing plate, a penetrating mounting hole is provided on the upper surface of the fixing plate, and an air suction pipe of the first air suction pump is installed in the mounting hole, a fixed shell is fixedly connected to the upper surface of the fixing plate, and the first air suction pump is located in the fixed shell, and the air is filtered for the first time by the setting of the ventilation net and the filter cotton net, and the air is filtered for the second time by the setting of the second air suction pump, and the air quality is improved by the setting of the negative ion generator and the humidifier.

[0004] If the disinfectant water used for air disinfection in the device of the above patent is not replaced regularly and in time during the disinfection operation, it may cause excessive accumulation of impurities in the disinfectant water. If these impurities are not effectively filtered, the disinfection effect may be reduced, and other potential problems may even occur. Therefore, in order to ensure a stable and reliable disinfection effect, the disinfectant water must be replaced strictly according to the prescribed cycle. Utility Model Content

[0005] 1. Technical issues to be solved

[0006] In view of the problems existing in the above-mentioned prior art, the utility model provides a clean fresh air treatment device for a biological laboratory.

[0007] (II) Technical solution

[0008] To achieve the above objectives, the utility model is implemented through the following technical solutions: A clean fresh air treatment device for a biological laboratory, comprising a box body and a support frame plate, the top ends of the support frame plates are fixedly mounted on the bottom surface of the box body, a first air suction mechanism and a second air suction mechanism are respectively arranged inside the box body, and a circulation mechanism is arranged below the box body;

[0009] The circulation mechanism includes an output pipe and a filter box. The bottom end of the output pipe is fixedly installed and penetrates the surface and top wall of the filter box. A first water pump penetrating the inner wall is fixedly installed on the outside of the output pipe. Filter plates are fixedly installed on the inner walls of the filter box respectively. An input pipe penetrating the inner wall of one side is fixedly installed on the surface of one side of the filter box. A second water pump penetrating the inner wall is fixedly installed on the outside of the input pipe.

[0010] By adopting the above technical solution, the disinfectant water is smoothly introduced into the filter box through the pumping action of the output pipe, and the disinfectant water is finely treated by the filter plates installed on the inner wall of the filter box to effectively remove the residue and other impurities therein. After completing the filtration process, the purified disinfectant water is circulated again through the input pipe to achieve a continuous and efficient disinfection effect, which solves the problem of excessive accumulation of impurities in the disinfectant water if it is not replaced regularly and in time. If these impurities are not effectively filtered, the disinfection effect may be reduced, and even other potential problems may occur.

[0011] As a preferred solution of the clean fresh air treatment device for a biological laboratory described in the utility model, air inlets are respectively opened on the surfaces of both ends of the box body, filter mesh plates are respectively fixedly installed between the inner walls of the box body, support plates are fixedly installed between the inner walls of the box body, the filter mesh plates are respectively located below the support plates, the bottom surface of the filter box of the circulation mechanism is fixedly installed on the surface of the support frame plate, the bottom side of the first water pump is located on the surface of the filter box, a disinfection tank is fixedly installed between the inner walls of the box body, and the disinfection tank is located above the support plate.

[0012] By adopting the above technical solution, the air to be filtered can be effectively introduced through the air inlets respectively opened on the surfaces of both ends of the box, and then efficiently filtered inside the box. The incoming air is filtered and intercepted by the filter mesh plates respectively installed on the inner wall of the box.

[0013] As a preferred solution of the clean fresh air treatment device for a biological laboratory described in the utility model, the first air suction mechanism includes a connecting pipe and a first air pump, the output end of the first air pump is fixedly installed and passes through the outer surface and inner wall of the connecting pipe, the bottom end of the connecting pipe is fixedly installed and passes through the surface and bottom surface of the support plate, the top surface and the bottom surface of the connecting pipe are respectively fixedly installed with dustproof mesh covers, the bottom surface of the first air pump is fixedly installed on the surface of the support plate, and the bottom surface of the disinfection pool is respectively fixedly installed with a negative ion generator and an ultraviolet sterilization lamp.

[0014] By adopting the above technical solution, the air flow is drawn by the first vacuum pump, so that the air can be effectively allowed to enter the interior of the box for filtering. The filtered air enters the connecting pipe installed at the output end of the first vacuum pump, and the dustproof mesh covers installed on the top and bottom surfaces of the connecting pipe can further improve the filtering effect.

[0015] As a preferred solution of the clean fresh air treatment device for a biological laboratory described in the utility model, the second air suction mechanism includes a filter mesh tube and a second air pump, the output end of the second air pump is respectively fixedly installed and penetrates the outer surface and inner wall of the filter mesh tube, a one-way valve is respectively fixedly installed on the top of the filter mesh tube, and the filter mesh tube and the bottom side of the second air pump are respectively fixedly installed on the surface of the support plate.

[0016] By adopting the above technical solution, the second vacuum pump pumps the filter mesh tubes installed at the output end to absorb the preliminarily filtered air, and the air enters the disinfection device through the one-way valves installed at the top of the filter mesh tubes for efficient disinfection.

[0017] As a preferred solution of the clean fresh air treatment device for a biological laboratory described in the utility model, the output pipe and the top end of the input pipe of the circulation mechanism are respectively fixedly installed on the surface of one side of the box body and pass through the inner wall of one side and the two sides of one side of the disinfection pool, the outer side of the second water pump is located on the surface of one side of the box body, and one end of the one-way valve of the second suction mechanism is respectively fixedly installed and passes through the bottom surface and the bottom wall of the disinfection pool, and the first suction pump of the first suction mechanism and the second suction mechanism including the second suction pump are respectively located below the bottom surface of the disinfection pool.

[0018] By adopting the above technical solution, through the output pipe and the input pipe respectively installed on the surface of one side of the box and penetrating one inner wall and both sides of one side of the disinfection pool, the output pipe and the input pipe of the circulation mechanism can effectively enable the disinfection water inside the disinfection pool to circulate and filter impurities.

[0019] As a preferred solution of the clean fresh air treatment device for a biological laboratory described in the utility model, a humidifier body is fixedly installed on the surface of the disinfection pool, the humidifier body is located inside the box, an exhaust fan penetrating the top wall is fixedly installed on the top of the box, and a cover above the exhaust fan is fixedly installed on the top of the box.

[0020] By adopting the above technical solution, the humidifier bodies are installed on the surface of the disinfection pool to further increase the air humidity and thus improve the air quality. The air that has been filtered multiple times is effectively discharged through the exhaust fan installed and running through the top of the box, ensuring smooth air circulation. At the same time, the covering device installed above the exhaust fan on the top of the box effectively prevents foreign matter or water from entering the exhaust fan, thereby ensuring the normal operation of the equipment and extending its service life.

[0021] (III) Beneficial effects

[0022] The utility model provides a clean fresh air treatment device for a biological laboratory. It has the following beneficial effects:

[0023] 1. By adding a circulation mechanism and through the pumping action of the output pipe, the disinfectant water is smoothly introduced into the filter box, and the disinfectant water is finely treated through the filter plates installed on the inner wall of the filter box to effectively remove the residue and other impurities therein. After completing the filtration process, the purified disinfectant water is circulated again through the input pipe to achieve a continuous and efficient disinfection effect, which solves the problem that if the disinfectant water is not replaced regularly and in time, it may cause excessive accumulation of impurities in the disinfectant water. If these impurities are not effectively filtered, the disinfection effect may be reduced, and even other potential problems may occur.

[0024] 2. By adding exhaust fans and covers, the air that has been filtered multiple times can be effectively discharged through the exhaust fan installed and running through the top of the box, ensuring smooth air circulation. At the same time, the cover device installed above the exhaust fan on the top of the box effectively prevents foreign matter or water from entering the exhaust fan, thereby ensuring the normal operation of the equipment and extending its service life. BRIEF DESCRIPTION OF THE DRAWINGS

[0025] In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings required for use in the description of the embodiments will be briefly introduced below. Obviously, the drawings described below are only some embodiments of the present invention. For ordinary technicians in this field, other drawings can be obtained based on these drawings without creative work.

[0026] Figure 1 It is a main structural schematic diagram of the entire utility model.

[0027] Figure 2 It is a front view structural schematic diagram of the entire utility model.

[0028] Figure 3 It is a left-side half-section structural schematic diagram of the utility model as a whole.

[0029] Figure 4 It is a left-side half-section structural schematic diagram of the utility model as a whole.

[0030] Figure 5 It is a schematic diagram of the overall structure of the utility model.

[0031] Figure 6 It is a schematic diagram of the overall structure of the utility model.

[0032] Figure 7 This is an enlarged structural diagram of the A portion of the utility model as a whole.

[0033] In the figure, 1. box body; 2. support frame plate; 3. air inlet; 4. filter screen plate; 5. support plate; 6. first air suction mechanism; 61. connecting pipe; 62. first air pump; 63. dustproof mesh cover; 64. negative ion generator; 65. ultraviolet germicidal lamp; 7. second air suction mechanism; 71. filter screen tube; 72. second air pump; 73. one-way valve; 8. disinfection tank; 9. circulation mechanism; 91. output pipe; 92. filter box; 93. first water pump; 94. filter plate; 95. input pipe; 96. second water pump; 10. humidifier body; 11. exhaust fan; 12. cover. DETAILED DESCRIPTION

[0034] The technical solutions in the embodiments of the present invention will be described clearly and completely below in conjunction with the accompanying drawings in the embodiments of the present invention.

[0035] Example 1

[0036] Reference Figures 1 to 7 , which is the first embodiment of the utility model, and provides a clean fresh air treatment device for a biological laboratory, including a box body 1 and a support frame plate 2, the top of the support frame plate 2 is fixedly mounted on the bottom surface of the box body 1, the box body 1 is provided with a first air suction mechanism 6 and a second air suction mechanism 7, and a circulation mechanism 9 is provided below the box body 1;

[0037] The circulation mechanism 9 includes an output pipe 91 and a filter box 92. The bottom end of the output pipe 91 is fixedly installed and penetrates the surface and top wall of the filter box 92. A first water pump 93 penetrating the inner wall is fixedly installed on the outer side of the output pipe 91. Filter plates 94 are fixedly installed on the inner walls of the filter box 92. An input pipe 95 penetrating the inner wall of one side is fixedly installed on the surface of one side of the filter box 92. A second water pump 96 penetrating the inner wall is fixedly installed on the outer side of the input pipe 95.

[0038] Specifically, air inlets 3 are respectively provided on the surfaces of both ends of the box body 1, filter screen plates 4 are respectively fixedly installed between the inner walls of the box body 1, support plates 5 are fixedly installed between the inner walls of the box body 1, and the filter screen plates 4 are respectively located below the support plates 5. The bottom surface of the filter box 92 of the circulation mechanism 9 is fixedly installed on the surface of the support frame plate 2, and the bottom side of the first water pump 93 is located on the surface of the filter box 92. A disinfection tank 8 is fixedly installed between the inner walls of the box body 1, and the disinfection tank 8 is located above the support plate 5. The first air suction mechanism 6 includes a connecting pipe 61 and a first air pump 62. The output end of the first air pump 62 is fixedly installed and passes through the outer surface and inner wall of the connecting pipe 61, and the bottom end of the connecting pipe 61 is fixedly installed and passes through the surface and bottom surface of the support plate 5. Dustproof mesh covers 63 are respectively fixedly installed on the top surface and bottom surface of the connecting pipe 61, and the bottom surface of the first air pump 62 is fixedly installed on the surface of the support plate 5. A negative ion generator 64 and an ultraviolet sterilization lamp 65 are respectively fixedly installed on the bottom surface of the disinfection tank 8.

[0039] Furthermore, the circulation mechanism 9 drives the output pipe 91 installed at the output end to pump through the first water pump 93, and the disinfectant water is smoothly introduced into the filter box 92. The disinfectant water is finely treated by the filter plates 94 installed on the inner walls of the filter box 92 to effectively remove the residue and other impurities therein. After completing the filtration process, the purified disinfectant water is input through the input pipe 95 installed at the output end driven by the second water pump 96 for recirculation to achieve a continuous and efficient disinfection effect. The bottom end of the output pipe 91 is installed to penetrate the surface and top wall of the filter box 92. The bottom surface of the filter box 92 is installed on the surface of the support frame plate 2, and the bottom side of the first water pump 93 is located on the surface of the filter box 92.

[0040] By opening the air inlets 3 on the surfaces of both ends of the box 1, the air to be filtered can be effectively introduced, and then efficiently filtered inside the box 1. The incoming air is filtered and intercepted by the filter screen plates 4 installed on the inner walls of the box 1.

[0041] The first suction mechanism 6 draws air flow through the first vacuum pump 62, which can effectively allow air to enter the interior of the box 1 for filtering. The filtered air enters the connecting pipe 61 installed at the output end of the first vacuum pump 62. The dustproof mesh cover 63 installed on the top and bottom surfaces of the connecting pipe 61 can further improve the filtering effect. Secondly, the negative ion generator 64 and the ultraviolet sterilization lamp 65 installed on the bottom surfaces of the disinfection pool 8 respectively play an important role in refreshing the air and removing smoke and dust in the air environment. The ultraviolet sterilization lamp 65 can effectively eliminate bacteria in the air. The bottom end of the connecting pipe 61 is installed to pass through the surface and bottom surface of the support plate 5, and the bottom surface of the first vacuum pump 62 is installed on the surface of the support plate 5.

[0042] Example 2

[0043] Reference Figures 1 to 7, which is the first embodiment of the utility model. This embodiment is based on the previous embodiment. The second air suction mechanism 7 includes a filter mesh tube 71 and a second air pump 72. The output ends of the second air pump 72 are fixedly installed and penetrate the outer surface and inner wall of the filter mesh tube 71 respectively. A one-way valve 73 is fixedly installed on the top of the filter mesh tube 71 respectively. The filter mesh tube 71 and the bottom sides of the second air pump 72 are fixedly installed on the surface of the support plate 5 respectively. The output pipe 91 and the input pipe 95 of the circulation mechanism 9 are fixedly installed on the surface of one side of the box body 1 and penetrate the inner wall of one side and the two sides of one side of the disinfection pool 8. The outside of the second water pump 96 is located on the surface of one side of the box body 1. One end of the one-way valve 73 of the second air suction mechanism 7 is fixedly installed and penetrates the bottom surface and bottom wall of the disinfection pool 8 respectively. The first air pump 62 of the first air suction mechanism 6 and the second air suction mechanism 7 including the second air pump 72 are respectively located below the bottom surface of the disinfection pool 8.

[0044] Specifically, a humidifier body 10 is fixedly installed on the surface of the disinfection pool 8, and the humidifier body 10 is located inside the box 1. An exhaust fan 11 penetrating the top wall is fixedly installed on the top of the box 1, and a cover 12 located above the exhaust fan 11 is fixedly installed on the top of the box 1.

[0045] Further, the second suction mechanism 7 pumps the filter mesh tube 71 installed at the output end through the second suction pump 72 to absorb the preliminarily filtered air, and the air enters the disinfection device through the one-way valve 73 installed at the top of the filter mesh tube 71 for efficient disinfection. The filter mesh tube 71 and the bottom side of the second suction pump 72 are respectively installed on the surface of the support plate 5, and one end of the one-way valve 73 is respectively installed and penetrates the bottom surface and the bottom wall of the disinfection tank 8. Through the output pipe 91 and the input pipe 95 respectively installed on the surface of one side of the box body 1 and penetrating the inner wall of one side and the two sides of one side of the disinfection tank 8, the circulation mechanism 9 The output pipe 91 and the input pipe 95 can effectively enable the disinfection water inside the disinfection tank 8 to circulate and filter out impurities. The humidifier body 10 installed on the surface of the disinfection tank 8 can further increase the air humidity and thus improve the air quality. The air that has been filtered multiple times can be effectively discharged through the exhaust fan 11 installed and passed through the top of the box body 1 to ensure smooth air circulation. At the same time, the cover 12 device installed above the exhaust fan 11 on the top of the box body 1 can effectively prevent foreign matter or water from entering the exhaust fan 11, thereby ensuring the normal operation of the equipment and extending its service life.

[0046] Working principle: Through the air inlets 3 opened on the surfaces of both ends of the box body 1, the air to be filtered can be effectively introduced, and then efficiently filtered inside the box body 1. The incoming air is filtered and intercepted by the filter screen plates 4 installed on the inner walls of the box body 1.

[0047] The first air suction mechanism 6 draws the air flow at the air inlet 3 through the first air pump 62, which can effectively allow the air to enter the interior of the box 1 for filtering. The filtered air enters the connecting pipe 61 installed at the output end of the first air pump 62. The dustproof mesh cover 63 installed on the top and bottom surfaces of the connecting pipe 61 can further improve the filtering effect. Secondly, the negative ion generator 64 and the ultraviolet sterilization lamp 65 installed on the bottom surfaces of the disinfection pool 8 respectively play an important role in refreshing the air and removing smoke and dust in the air environment. The ultraviolet sterilization lamp 65 can effectively eliminate bacteria in the air. The bottom end of the connecting pipe 61 is installed to pass through the surface and bottom surface of the support plate 5, and the bottom surface of the first air pump 62 is installed on the surface of the support plate 5.

[0048] The second suction mechanism 7 pumps the filter mesh tube 71 installed at the output end through the second suction pump 72 to absorb the preliminarily filtered air, and the air enters the disinfection device for efficient disinfection through the one-way valve 73 installed at the top of the filter mesh tube 71. The filter mesh tube 71 and the bottom side of the second suction pump 72 are respectively installed on the surface of the support plate 5, and one end of the one-way valve 73 is respectively installed and penetrates the bottom surface and the bottom wall of the disinfection tank 8. Through the output pipe 91 and the input pipe 95 respectively installed on the surface of one side of the box body 1 and penetrating the inner wall of one side and the two sides of one side of the disinfection tank 8, at the output of the circulation mechanism 9 Under the action of the tube 91 and the input tube 95, the disinfection water inside the disinfection tank 8 can be effectively circulated and filtered to filter out impurities. By installing the humidifier body 10 on the surface of the disinfection tank 8, the air humidity can be further increased, thereby improving the air quality. The air that has been filtered multiple times can be effectively discharged through the exhaust fan 11 installed and passed through the top of the box body 1, ensuring smooth air circulation. At the same time, the cover 12 device installed above the exhaust fan 11 on the top of the box body 1 can effectively prevent foreign matter or water from entering the exhaust fan 11, thereby ensuring the normal operation of the equipment and extending its service life.

[0049] The first suction pump 62 of the first suction mechanism 6 and the second suction mechanism 7 including the second suction pump 72 are respectively located below the bottom surface of the disinfection tank 8, the outer side of the support plate 5 is installed between the inner walls of the box body 1, and the outer side of the filter screen plate 4 is respectively fixed between the inner walls of the box body 1.

[0050] The circulation mechanism 9 drives the output pipe 91 installed at the output end to pump through the first water pump 93, and the disinfectant water is smoothly introduced into the filter box 92. The disinfectant water is finely processed through the filter plates 94 installed on the inner walls of the filter box 92 to effectively remove the residue and other impurities therein. After completing the filtration process, the purified disinfectant water is driven by the second water pump 96 to input the input pipe 95 installed at the output end for recirculation to achieve a continuous and efficient disinfection effect. The bottom end of the output pipe 91 is installed to penetrate the surface and top wall of the filter box 92, and the bottom surface of the filter box 92 is installed on the surface of the support frame plate 2. The bottom side of the first water pump 93 is located on the surface of the filter box 92, and the top of the support frame plate 2 is fixedly installed on the bottom surface of the box body 1. The outer side of the second water pump 96 is located on the surface of one side of the box body 1.

[0051] It should be noted that, in this document, relational terms such as first and second, etc. are merely used to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply any actual relationship or order between these entities or operations.

Claims

1. A clean fresh air treatment device for a biological laboratory, comprising a box body (1) and a support frame (2), characterized in that: The top ends of the support frame plates (2) are fixedly mounted on the bottom surface of the box body (1); a first air suction mechanism (6) and a second air suction mechanism (7) are respectively arranged inside the box body (1); and a circulation mechanism (9) is arranged below the box body (1); The circulation mechanism (9) comprises an output pipe (91) and a filter box (92); the bottom end of the output pipe (91) is fixedly mounted to penetrate the surface and top wall of the filter box (92); a first water pump (93) penetrating the inner wall is fixedly mounted on the outer side of the output pipe (91); filter plates (94) are fixedly mounted on the inner walls of the filter box (92); an input pipe (95) penetrating the inner wall of one side is fixedly mounted on the surface of one side of the filter box (92); and a second water pump (96) penetrating the inner wall is fixedly mounted on the outer side of the input pipe (95).

2. A clean fresh air treatment device for a biological laboratory according to claim 1, characterized in that: Air inlets (3) are respectively provided on the surfaces of both ends of the box body (1); filter screens (4) are respectively fixedly installed between the inner walls of the box body (1); support plates (5) are fixedly installed between the inner walls of the box body (1); the filter screens (4) are respectively located below the support plates (5); the bottom surface of the filter box (92) of the circulation mechanism (9) is fixedly installed on the surface of the support frame plate (2); the bottom side of the first water pump (93) is located on the surface of the filter box (92); a disinfection tank (8) is fixedly installed between the inner walls of the box body (1); and the disinfection tank (8) is located above the support plate (5).

3. A clean fresh air treatment device for a biological laboratory according to claim 2, characterized in that: The first air suction mechanism (6) comprises a connecting pipe (61) and a first air pump (62); the output end of the first air pump (62) is fixedly installed and penetrates the outer surface and inner wall of the connecting pipe (61); the bottom end of the connecting pipe (61) is fixedly installed and penetrates the surface and bottom surface of the support plate (5); dustproof net covers (63) are fixedly installed on the top surface and bottom surface of the connecting pipe (61), the bottom surface of the first air pump (62) is fixedly installed on the surface of the support plate (5), and a negative ion generator (64) and an ultraviolet sterilization lamp (65) are fixedly installed on the bottom surface of the disinfection pool (8).

4. A clean fresh air treatment device for a biological laboratory according to claim 1, characterized in that: The second air suction mechanism (7) comprises a filter mesh tube (71) and a second air pump (72); the output end of the second air pump (72) is respectively fixedly mounted and penetrates the outer surface and inner wall of the filter mesh tube (71); a one-way valve (73) is respectively fixedly mounted on the top of the filter mesh tube (71); and the bottom sides of the filter mesh tube (71) and the second air pump (72) are respectively fixedly mounted on the surface of the support plate (5).

5. A clean fresh air treatment device for a biological laboratory according to claim 1, characterized in that: The top ends of the output pipe (91) and the input pipe (95) of the circulation mechanism (9) are respectively fixedly mounted on the surface of one side of the housing (1) and penetrate through the inner wall of one side and two surfaces of one side of the disinfection tank (8); the outer side of the second water pump (96) is located on the surface of one side of the housing (1); one end of the one-way valve (73) of the second air suction mechanism (7) is respectively fixedly mounted and penetrates through the bottom surface and the bottom wall of the disinfection tank (8); the first air suction pump (62) of the first air suction mechanism (6) and the second air suction mechanism (7) including the second air suction pump (72) are respectively located below the bottom surface of the disinfection tank (8).

6. A clean fresh air treatment device for a biological laboratory according to claim 3, characterized in that: A humidifier body (10) is fixedly mounted on the surface of the disinfection pool (8), and the humidifier body (10) is located inside the box (1). An exhaust fan (11) penetrating the top wall is fixedly mounted on the top of the box (1), and a cover (12) located above the exhaust fan (11) is fixedly mounted on the top of the box (1).

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