Biosafety centrifugal machine

Abstract

The utility model belongs to the technical field of safety centrifugal machines, and particularly relates to a biological safety centrifugal machine which comprises a centrifugal machine shell serving as a connecting base frame, a centrifugal frame connected in the centrifugal machine shell, a cover plate component connected with the centrifugal machine shell and comprising a cover plate hinged to the outer side of the centrifugal machine shell, and a through hole formed in the center of the cover plate. A connecting frame is arranged at the position, corresponding to the through hole, of the top of the cover plate, a filter is installed on the outer side of the connecting frame, the arranged filter is matched with the filter element, aerosol obtained after centrifugation is filtered in an auxiliary mode, the aerosol is prevented from influencing the experiment environment, and the connecting frame is matched with the threaded groove through a threaded base and is connected to the cover plate in a sealed mode. The connecting frame is convenient to separate, and subsequent cleaning and disinfection are facilitated.

Description

Technical Field

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

[0002] A centrifuge is one of the commonly used sample processing devices in medical tests. During the process of placing a sample test tube into the centrifuge for centrifugation, the sample liquid in the test tube is extremely easy to volatilize and form aerosol, and the aerosol escapes and is stored in the centrifugation tank of the centrifuge;

[0003] For samples carrying highly infectious bacteria or viruses, during the centrifugation test, the escaped aerosol is extremely easy to escape to the outside when the centrifuge lid is opened, causing pollution to the experimental environment, and further leading to the infection of experimental personnel. Therefore, a biosafety centrifuge is proposed. Summary of the Utility Model

[0004] The purpose of this part is to outline some aspects of the embodiments of the utility model and briefly introduce some preferred embodiments. Some simplifications or omissions may be made in this part, as well as in the abstract of the specification and the title of the utility model of this application, to avoid obscuring the purpose of this part, the abstract of the specification, and the title of the utility model. However, such simplifications or omissions shall not be used to limit the scope of the utility model.

[0005] Therefore, the purpose of the utility model is to provide a biosafety centrifuge. Through the cooperation of the filter and the filter element, the aerosol after centrifugation is assisted in filtering to prevent the aerosol from affecting the experimental environment. Moreover, the connecting frame is hermetically connected to the cover plate through the cooperation of the threaded seat and the threaded groove. The screwed connection method facilitates the separation of the connecting frame, which is convenient for subsequent cleaning, disinfection and other operations.

[0006] To solve the above technical problems, according to one aspect of the utility model, the following technical solutions are provided:

[0007] A biosafety centrifuge, comprising:

[0008] A centrifuge housing serving as a connection base frame, with a centrifugation frame connected inside the centrifuge housing;

[0009] A cover plate component, connected to the centrifuge housing, including a cover plate hinged to the outside of the centrifuge housing. A through hole is provided at the central position of the cover plate, and a connecting frame is arranged at the position corresponding to the through hole on the top of the cover plate, and a filter is installed on the outside of the connecting frame.

[0010] As a preferred solution of the biosafety centrifuge described in the utility model, wherein: a threaded seat is connected to the position corresponding to the through hole on the top of the cover plate, and a filter element is embedded in the threaded seat.

[0011] As a preferred embodiment of the biosafety centrifuge of the present utility model, wherein: a threaded groove that is screwed and matched with the threaded seat is provided inside the connecting frame, and a sealing strip is connected to the contact surface of the outside of the connecting frame corresponding to the centrifuge housing.

[0012] As a preferred embodiment of the biosafety centrifuge of the present utility model, wherein: a sealing groove adapted to the sealing strip is provided at the top of the centrifuge housing corresponding to the outside of the centrifuge frame.

[0013] As a preferred embodiment of the biosafety centrifuge of the present utility model, wherein: horizontal feet are connected to the four end corners at the bottom of the centrifuge housing, and anti-slip pads are covered on the outside of the horizontal feet.

[0014] Compared with the prior art, the beneficial effects of the present utility model are as follows:

[0015] 1. Through the cooperation of the filter and the filter element, the centrifuged aerosol is assisted in filtering to prevent the aerosol from affecting the experimental environment, and the connecting frame is hermetically connected to the cover plate through the cooperation of the threaded seat and the threaded groove. The screwed connection method is convenient for separating the connecting frame and facilitating subsequent cleaning, disinfection and other operations;

[0016] 2. The cooperation of the sealing strip and the sealing groove further improves the sealing effect between the centrifuge housing and the cover plate, and can effectively prevent the aerosol from leaking during the centrifugation process. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] In order to more clearly illustrate the technical solutions of the embodiments of the present utility model, the present utility model will be described in detail below with reference to the drawings and specific embodiments. Obviously, the drawings in the following description are only some embodiments of the present utility model. For those of ordinary skill in the art, other drawings can be obtained based on these drawings without creative efforts. Among them:

[0018] Figure 1 It is a schematic diagram of the overall structure of the present utility model;

[0019] Figure 2 It is a schematic diagram of the open cover structure of the present utility model;

[0020] Figure 3 It is a schematic diagram of a partial structure of the cover plate component of the present utility model;

[0021] Figure 4 For the present utility model Figure 3 Partial structure schematic diagram.

[0022] In the figure: 100 is the centrifuge housing, 110 is the centrifuge rack, 120 is the sealing groove, 130 is the horizontal foot, 200 is the cover component, 210 is the cover, 211 is the through hole, 212 is the threaded seat, 213 is the filter element, 220 is the sealing strip, 230 is the connecting frame, 231 is the threaded groove, and 240 is the filter. Detailed implementation manners

[0023] To make the above objects, features, and advantages of the present utility model more obvious and understandable, the following will describe in detail the specific implementation manners of the present utility model with reference to the accompanying drawings.

[0024] In the following description, many specific details are set forth to fully understand the present utility model. However, the present utility model can also be implemented in other ways different from those described herein. Those skilled in the art can make similar extensions without departing from the connotation of the present utility model. Therefore, the present utility model is not limited by the specific implementation manners disclosed below.

[0025] Secondly, the present utility model will be described in detail with reference to the schematic diagrams. When detailing the implementation manners of the present utility model, for the convenience of explanation, the cross-sectional views showing the device structure will be enlarged locally not in accordance with the general ratio, and the schematic diagrams are only examples and should not limit the scope of protection of the present utility model herein. In addition, in actual production, three-dimensional spatial dimensions including length, width, and depth should be included.

[0026] To make the purpose, technical solutions, and advantages of the present utility model clearer, the following will further describe in detail the implementation manners of the present utility model with reference to the accompanying drawings.

[0027] The present utility model provides a biosafety centrifuge. Please refer to Figures 1-4 , including the centrifuge housing 100 and the cover component 200;

[0028] Please continue to refer to Figures 1-2 , the centrifuge housing 100 as the connection base frame, the centrifuge rack 110 is connected inside the centrifuge housing 100, and a sealing groove 120 adapted to the sealing strip 220 is provided at the top of the centrifuge housing 100 corresponding to the outside of the centrifuge rack 110;

[0029] Furthermore, horizontal feet 130 are connected to the four end corners at the bottom of the centrifuge housing 100, and an anti-slip pad (not marked in the figure) is covered on the outside of the horizontal feet 130. By providing the horizontal feet 130, it is convenient to adjust the support level of the centrifuge housing 100;

[0030] Please continue to refer to Figures 1-4, the cover plate component 200 is connected to the centrifuge housing 100, including a cover plate 210 hinged to the outside of the centrifuge housing 100. A through hole 211 is provided at the central position of the cover plate 210. A connecting frame 230 is arranged at the top of the cover plate 210 corresponding to the position of the through hole 211 (the connecting frame is hermetically connected to the cover plate by the cooperation of a threaded seat and a threaded groove). The connecting frame 230 is threadedly connected to the filter 240;

[0031] Through the cooperation of the provided filter 240 and the filter element 213, the centrifuged aerosol is assisted in filtering to prevent the aerosol from affecting the experimental environment. And the connecting frame 230 is hermetically connected to the cover plate 210 by the cooperation of a threaded seat and a threaded groove. The screwed connection method facilitates the separation of the connecting frame 230 and is convenient for subsequent cleaning, disinfection and other operations;

[0032] Furthermore, a threaded seat 212 is connected to the top of the cover plate 210 corresponding to the position of the through hole 211, and a filter element 213 is embedded in the threaded seat 212;

[0033] A threaded groove 231 that is screwed and matched with the threaded seat 212 is provided inside the connecting frame 230. A sealing strip 220 is connected to the outside of the connecting frame 230 corresponding to the contact surface with the centrifuge housing 100. The sealing strip 220 cooperates with the sealing groove 120 to further improve the sealing effect between the centrifuge housing 100 and the cover plate 210, and can effectively prevent the aerosol from leaking during the centrifugation process;

[0034] Working principle: When the utility model is in use, through the cooperation of the provided filter 240 and the filter element 213, the centrifuged aerosol is assisted in filtering to prevent the aerosol from affecting the experimental environment. And the connecting frame 230 is hermetically connected to the cover plate 210 by the cooperation of a threaded seat and a threaded groove. The screwed connection method facilitates the separation of the connecting frame 230 and is convenient for subsequent cleaning, disinfection and other operations. At the same time, the sealing strip 220 cooperates with the sealing groove 120 to further improve the sealing effect between the centrifuge housing 100 and the cover plate 210, and can effectively prevent the aerosol from leaking during the centrifugation process.

[0035] Although the present utility model has been described above with reference to the embodiments, however, various improvements can be made to it and its components can be replaced with equivalents without departing from the scope of the present utility model. In particular, as long as there is no structural conflict, the various features in the disclosed embodiments of the present utility model can be combined with each other in any way. The situation of these combinations is not exhaustively described in this specification only for the consideration of saving space and resources. Therefore, the present utility model is not limited to the specific embodiments disclosed in the text, but includes all technical solutions falling within the scope of the claims.

Claims

1. A biosafety centrifuge, characterized in that: include: A centrifuge housing (100) serving as a connection base frame, wherein a centrifuge frame (110) is connected inside the centrifuge housing (100); The cover plate component (200) is connected to the centrifuge housing (100), and comprises a cover plate (210) hingedly connected to the outside of the centrifuge housing (100), a through hole (211) being provided at the center of the cover plate (210), a connecting frame (230) being provided at the top of the cover plate (210) corresponding to the position of the through hole (211), and a filter (240) being installed on the outside of the connecting frame (230).

2. A biosafety centrifuge according to claim 1, characterized in that: A threaded seat (212) is connected to the top of the cover plate (210) at a position corresponding to the through hole (211), and a filter element (213) is embedded in the threaded seat (212).

3. A biosafety centrifuge according to claim 2, characterized in that: The inner side of the connecting frame (230) is provided with a thread groove (231) threadedly engaged with the thread seat (212), and the outer side of the connecting frame (230) is connected to a sealing strip (220) corresponding to the contact surface with the centrifuge housing (100).

4. A biosafety centrifuge according to claim 3, characterized in that: A sealing groove (120) adapted to the sealing strip (220) is provided on the top of the centrifuge housing (100) and corresponds to the outer side of the centrifugal frame (110).

5. A biosafety centrifuge according to claim 4, characterized in that: Horizontal feet (130) are connected to the four end corners of the bottom of the centrifuge housing (100), and the outer side of the horizontal feet (130) is covered with an anti-slip pad.

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