Biosafety type fresh air laminating device

Abstract

The utility model relates to the field of laboratory ventilation, and discloses a biological safety type fresh air laminating device which comprises a box body, a panel, a filtering assembly and a magnetic attraction assembly, the box body comprises a first side plate, a second side plate, a flange side plate and a back plate, the first side plate is fixedly connected with the second side plate, the flange side plate is fixedly connected with the first side plate, and the back plate is fixedly installed on the first side plate, the second side plate and the flange side plate; the panel comprises a first bottom plate, a second bottom plate, a first lamp, a second lamp and a porous air plate, the first lamp is fixedly installed on the second bottom plate, and the second lamp is fixedly installed on the first bottom plate; the filtering assembly comprises a first sealing plate, a second sealing plate, a transverse rectangular pipe, a longitudinal rectangular pipe, an aluminum frame and filter paper, the first sealing plate is fixedly connected with the second sealing plate, and the transverse rectangular pipe is fixedly installed on the first sealing plate. The utility model has the following advantages and effects: the filter paper in the aluminum frame can be conveniently replaced, and the operation is relatively simple.

Description

Technical Field

[0001] The utility model relates to the technical field of laboratory ventilation, in particular to a biosafety type fresh air lamination device. Background Art

[0002] P3 biosafety laboratories often conduct highly pathogenic and highly infectious experiments with biological infection risks. The laboratory has important requirements for the airflow organization and pressure difference of air supply and exhaust. Full supply and exhaust can prevent indoor cross contamination. The introduction of fresh air also needs to be purified and filtered before entering the room to prevent the fresh air from bringing additional risks to the room when it is introduced into the room.

[0003] Biosafety laboratories also need to ensure indoor cleanliness. While fresh air is drawn into the room, particles larger than 0.3μm in the atmosphere need to be isolated outside the room. The filter needs to be disassembled and replaced by unscrewing the screws and opening the panel, which is not convenient to operate. Therefore, it is necessary to design a biosafety fresh air lamination device to solve the above problems.

[0004] The information disclosed in this background technology section is only intended to increase the understanding of the overall background of the present invention, and should not be regarded as acknowledging or suggesting in any form that the information constitutes the prior art already known to a person skilled in the art. Utility Model Content

[0005] The utility model aims to provide a biosafety fresh air lamination device to solve the above problems.

[0006] The above technical purpose of the utility model is achieved through the following technical solutions: a biosafety fresh air lamination device, comprising:

[0007] Box, panel, filter assembly and magnetic assembly;

[0008] The box body comprises a side panel 1, a side panel 2, a flange side panel and a back panel, the side panel 1 is fixedly connected to the side panel 2, the flange side panel is fixedly connected to the side panel 1, and the back panel is fixedly mounted on the side panel 1, the side panel 2 and the flange side panel;

[0009] The panel includes a bottom plate 1, a bottom plate 2, a lamp 1, a lamp 2 and a porous air plate, wherein the lamp 1 is fixedly mounted on the bottom plate 2, and the lamp 2 is fixedly mounted on the bottom plate 1;

[0010] The filter assembly comprises a sealing plate 1, a sealing plate 2, a transverse rectangular tube, a longitudinal rectangular tube, an aluminum frame and filter paper, wherein the sealing plate 1 is fixedly connected to the sealing plate 2, the transverse rectangular tube is fixedly mounted on the sealing plate 1, the longitudinal rectangular tube is fixedly mounted on the transverse rectangular tube, and the filter paper is fixedly mounted in the aluminum frame;

[0011] The magnetic attraction component includes a magnetic seat, a magnetic column and a magnetic sheet. The magnetic seat is fixedly installed on the sealing plate one and the sealing plate two, the magnetic column is fixedly installed on the magnetic seat, the magnetic sheet is fixedly installed on the porous wind plate, and the magnetic sheet is adsorbed to the magnetic column.

[0012] The utility model is further configured as follows: a fixing component is arranged on the filter component, the fixing component comprises a screw and a pressing plate, the screw is threadedly mounted on the transverse rectangular tube, the pressing plate is rotatably sleeved on the screw, and the pressing plate is in contact with the aluminum frame.

[0013] The utility model is further configured as follows: connecting pieces are connected to the bottom plate one and the bottom plate two.

[0014] By adopting the above technical solution, the bottom plate one and the bottom plate two are fixed together.

[0015] The utility model is further configured as follows: a connecting flange is installed on the flange side plate.

[0016] The utility model is further configured as follows: a flange connection surface is provided on the connection flange.

[0017] By adopting the above technical solution, it is used to connect with the external air duct.

[0018] The utility model is further configured as follows: the top of the aluminum frame is in contact with the transverse rectangular tube and the longitudinal rectangular tube.

[0019] By adopting the above technical solution, the aluminum frame is limited.

[0020] The beneficial effects of the utility model are:

[0021] 1. The utility model uses a magnetic suction component to directly pull down the porous air plate, so that the magnetic suction sheet can be removed from the magnetic suction column. In this way, the porous air plate can be quickly removed, which is more convenient to disassemble and assemble than the previous method of fixing it to the box body with screws;

[0022] 2. The utility model sets a fixing component and then rotates the screw to stop the pressing piece from contacting the aluminum frame, and then moves the pressing piece away from directly below the aluminum frame. Then the aluminum frame can be removed from the box body, so that the filter paper in the aluminum frame can be replaced conveniently and the operation is relatively simple. BRIEF DESCRIPTION OF THE DRAWINGS

[0023] 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.

[0024] Figure 1 and Figure 2 It is a three-dimensional structural schematic diagram of a biosafety fresh air lamination device proposed by the utility model.

[0025] Figure 3 The utility model discloses a three-dimensional cross-sectional structural schematic diagram of a biosafety fresh air lamination device.

[0026] Figure 4 The utility model discloses a schematic diagram of a cross-sectional structure of a biosafety fresh air lamination device in a top view.

[0027] Figure 5 The utility model discloses a schematic diagram of the main cross-sectional structure of a biosafety fresh air lamination device.

[0028] Figure 6 yes Figure 5 Schematic diagram of the structure of part A in .

[0029] In the figure, 1, box body; 11, side panel 1; 12, side panel 2; 13, flange side panel; 14, connecting flange; 15, flange connecting surface; 16, back panel; 21, bottom panel 1; 22, bottom panel 2; 23, lamp 1; 24, lamp 2; 25, porous air plate; 26, connecting piece; 31, sealing plate 1; 32, sealing plate 2; 33, horizontal rectangular tube; 34, vertical rectangular tube; 35, aluminum frame; 36, filter paper; 37, screws; 38, pressing plate; 41, magnetic seat; 42, magnetic column; 43, magnetic sheet. DETAILED DESCRIPTION

[0030] In the description of the present invention, it should be noted that, unless otherwise clearly specified and limited, the terms "installation", "connection" and "connection" should be understood in a broad sense. For example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection or an indirect connection through an intermediate medium, or it can be the internal connection of two components. For ordinary technicians in this field, the specific meanings of the above terms in the present invention can be understood by specific circumstances.

[0031] The technical solution of the utility model will be described clearly and completely below in conjunction with specific embodiments. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of them. Based on the embodiments of the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0032] See also Figure 1 , Figure 2 , Figure 3 , Figure 4 , Figure 5 and Figure 6 The utility model provides a biosafety fresh air lamination device, comprising:

[0033] Box body 1, panel, filter assembly and magnetic suction assembly;

[0034] The box body 1 includes a side panel 11, a side panel 12, a flange side panel 13 and a back panel 16. The side panel 11 is fixedly connected to the side panel 12, the flange side panel 13 is fixedly connected to the side panel 11, and the back panel 16 is fixedly installed on the side panel 11, the side panel 12 and the flange side panel 13. It should be noted that the side panel 11, the side panel 12, the flange side panel 13 and the back panel 16 constitute the frame of the box body 1;

[0035] The panel includes a bottom plate 1 21, a bottom plate 22, a lamp 1 23, a lamp 24 and a porous air plate 25. The lamp 1 23 is fixedly mounted on the bottom plate 22, and the lamp 24 is fixedly mounted on the bottom plate 1 21. It should be noted that the box 1 has an additional auxiliary lighting function compared to the laminar flow static pressure box of the operating room.

[0036] The filter assembly includes a sealing plate 1 31, a sealing plate 2 32, a transverse rectangular tube 33, a longitudinal rectangular tube 34, an aluminum frame 35 and filter paper 36. The sealing plate 1 31 is fixedly connected to the sealing plate 2 32, the transverse rectangular tube 33 is fixedly mounted on the sealing plate 1 31, the longitudinal rectangular tube 34 is fixedly mounted on the transverse rectangular tube 33, and the filter paper 36 is fixedly mounted in the aluminum frame 35. It should be noted that the sealing plate 1 31, the sealing plate 2 32, the transverse rectangular tube 33 and the longitudinal rectangular tube 34 constitute a basic frame and can ensure the overall strength.

[0037] The magnetic suction component includes a magnetic suction seat 41, a magnetic suction column 42 and a magnetic suction sheet 43. The magnetic suction seat 41 is fixedly installed on the sealing plate 1 31 and the sealing plate 2 32. The magnetic suction column 42 is fixedly installed on the magnetic suction seat 41. The magnetic suction sheet 43 is fixedly installed on the porous wind plate 25. The magnetic suction sheet 43 is adsorbed with the magnetic suction column 42. It should be noted that this makes it convenient to attach the porous wind plate 25 to the box body 1 by magnetic attraction. The suction force of the magnetic suction component is greater than the weight of the porous wind plate 25 itself and the downward pressure generated by the air volume supplied by the fresh air lamination device.

[0038] Specifically, a fixing assembly is provided on the filter assembly, and the fixing assembly includes a screw 37 and a pressing piece 38 . The screw 37 is threadedly installed on the transverse rectangular tube 33 , and the pressing piece 38 is rotatably sleeved on the screw 37 , and the pressing piece 38 abuts against the aluminum frame 35 .

[0039] Through the above structure, by rotating the screw 37, the pressing sheet 38 is moved upward to press the aluminum frame 35 to limit the position.

[0040] It should be noted that, when the filter paper 36 in the filter assembly needs to be replaced later, the porous air plate 25 can be directly removed first, and then the screw 37 can be turned to make the pressing sheet 38 stop contacting the aluminum frame 35, and then the pressing sheet 38 is moved away from directly below the aluminum frame 35;

[0041] Then the aluminum frame 35 can be removed from the box body 1, so that the filter paper 36 in the aluminum frame 35 can be replaced conveniently and the operation is relatively simple.

[0042] Specifically, the bottom plate 1 21 and the bottom plate 22 are connected with connecting pieces 26 . It should be noted that the bottom plate 1 21 and the bottom plate 22 are fixed together.

[0043] Specifically, a connecting flange 14 is installed on the flange side plate 13 , and a flange connecting surface 15 is provided on the connecting flange 14 . It should be noted that the flange connecting surface 15 is used for connecting with an external air duct.

[0044] Specifically, the top of the aluminum frame 35 abuts against the transverse rectangular tube 33 and the longitudinal rectangular tube 34 . It should be noted that the aluminum frame 35 is subjected to a position limiting process.

[0045] The above is a detailed introduction to a biosafety fresh air lamination device provided by the utility model. This article uses specific embodiments to illustrate the principle and implementation method of the utility model. The description of the above embodiments is only used to help understand the method and core idea of ​​the utility model. It should be pointed out that for ordinary technicians in this technical field, without departing from the principle of the utility model, the utility model can also be improved and modified, and these improvements and modifications also fall within the scope of protection of the claims of the utility model.

Claims

1. A biosafety fresh air lamination device, characterized in that: include: Box body (1), panel, filter assembly and magnetic attraction assembly; The box body (1) comprises a side panel (11), a side panel (12), a flange side panel (13) and a back panel (16); the side panel (11) is fixedly connected to the side panel (12); the flange side panel (13) is fixedly connected to the side panel (11); and the back panel (16) is fixedly mounted on the side panel (11), the side panel (12) and the flange side panel (13); The panel comprises a bottom plate 1 (21), a bottom plate 2 (22), a lamp 1 (23), a lamp 2 (24) and a porous air plate (25), wherein the lamp 1 (23) is fixedly mounted on the bottom plate 2 (22), and the lamp 2 (24) is fixedly mounted on the bottom plate 1 (21); The filter assembly comprises a sealing plate 1 (31), a sealing plate 2 (32), a transverse rectangular tube (33), a longitudinal rectangular tube (34), an aluminum frame (35) and filter paper (36); the sealing plate 1 (31) is fixedly connected to the sealing plate 2 (32); the transverse rectangular tube (33) is fixedly mounted on the sealing plate 1 (31); the longitudinal rectangular tube (34) is fixedly mounted on the transverse rectangular tube (33); and the filter paper (36) is fixedly mounted in the aluminum frame (35); The magnetic attraction component comprises a magnetic attraction seat (41), a magnetic attraction column (42) and a magnetic attraction sheet (43); the magnetic attraction seat (41) is fixedly mounted on the first sealing plate (31) and the second sealing plate (32); the magnetic attraction column (42) is fixedly mounted on the magnetic attraction seat (41); the magnetic attraction sheet (43) is fixedly mounted on the porous air plate (25); and the magnetic attraction sheet (43) is adsorbed on the magnetic attraction column (42).

2. A biosafety fresh air lamination device according to claim 1, characterized in that: The filter assembly is provided with a fixing assembly, which comprises a screw (37) and a pressing plate (38). The screw (37) is threadedly mounted on the transverse rectangular tube (33), and the pressing plate (38) is rotatably sleeved on the screw (37). The pressing plate (38) is in contact with the aluminum frame (35).

3. A biosafety fresh air lamination device according to claim 1, characterized in that: The bottom plate 1 (21) and the bottom plate 2 (22) are connected with a connecting piece (26).

4. A biosafety fresh air lamination device according to claim 1, characterized in that: A connecting flange (14) is installed on the flange side plate (13).

5. A biosafety fresh air lamination device according to claim 4, characterized in that: The connecting flange (14) is provided with a flange connecting surface (15).

6. A biosafety fresh air lamination device according to claim 1, characterized in that: The top of the aluminum frame (35) is in contact with the transverse rectangular tube (33) and the longitudinal rectangular tube (34).

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