CN211886880U

CN211886880U - Biological safety cabinet

Info

Publication number: CN211886880U
Application number: CN201922326531.0U
Authority: CN
Inventors: 包煜贤
Original assignee: Guangzhou Generulor Medical Technology Co ltd
Current assignee: Hangzhou Shutong Biotechnology Co ltd
Priority date: 2019-12-20
Filing date: 2019-12-20
Publication date: 2020-11-10
Anticipated expiration: 2029-12-20

Abstract

The utility model discloses a biological safety cabinet, which comprises a bod, the inside of organism is provided with the board. The utility model discloses a set up the cleaning brush, the installation shell, fixed establishment and stop gear's cooperation is used, use through fixed establishment, can fix cleaning brush and installation shell, the person of facilitating the use changes the cleaning brush, use through stop gear, the person of facilitating the use carries on spacingly to the cleaning brush when the cleaning brush is idle, the phenomenon that the cleaning brush takes place to remove and rock at the top of board has been avoided, the work back is accomplished to current biosafety cabinet has been solved, after taking out the discarded object, clean the interior work platform of cabinet with seventy percent alcohol, maintain the air current circulation for a period, so that discharge workspace pollutant, because lack dedicated clean function, need the user to use the problem of cleaning products such as cleaning cloth slowly cleaning, this biosafety cabinet, possess and be convenient for carry out clear advantage to work platform, be worth promoting.

Description

Biological safety cabinet

Technical Field

The utility model belongs to the technical field of the microbiology, especially, relate to a biological safety cabinet.

Background

The biological safety is a box type air purification negative pressure safety device capable of preventing aerosol from dissipating due to dangerous or unknown biological particles in the experimental operation and treatment process, is widely applied to scientific research, teaching and clinical examination and production in the fields of microbiology, biomedicine, genetic engineering, biological products and the like, and is the most basic safety protection equipment in a primary protection barrier in the biological safety of a laboratory.

The theory of operation of biological safety cabinet is mainly with the outside suction of cabinet interior air, makes and keeps negative pressure state in the cabinet, protects the staff through vertical air current, and in the outside air got into the safety cabinet after high-efficient air cleaner filters to avoid handling the sample and being polluted, the air in the cabinet also need pass through the filter and filter the back and discharge the atmosphere again, in order to protect the environment, the problem that prior art exists is: after the biological safety cabinet finishes working, after the wastes are taken out, a working platform in the cabinet is cleaned by seventy percent alcohol, the air flow circulation is maintained for a period of time, so that pollutants in a working area are discharged, and due to the lack of a special cleaning function, a user is required to slowly clean the cabinet by using cleaning articles such as cleaning cloth, the practicability of the biological safety cabinet is reduced, and the biological safety cabinet is not convenient for the user to use.

SUMMERY OF THE UTILITY MODEL

Problem to prior art exists, the utility model provides a biosafety cabinet possesses and is convenient for carry out clear advantage to work platform, has solved current biosafety cabinet and has accomplished the work after, takes out the discarded object after, cleans the interior work platform of cabinet with seventy percent's alcohol, maintains the air current circulation for a period to discharge workspace pollutant, owing to lack dedicated clean function, need the user to use the problem of cleaning supplies such as cleaning cloth slowly cleaning.

The utility model discloses a realize like this, a biological safety cabinet, which comprises a bod, the inside of organism is provided with the board, the top swing joint of board has the cleaning brush, the top fixedly connected with fixed block of cleaning brush, the top fixedly connected with handle of fixed block, the surface swing joint of fixed block has the installation shell, the left side and the equal fixedly connected with fixed establishment in right side of installation shell front side, the left side swing joint on installation shell surface has stop gear.

As the utility model discloses it is preferred, fixed establishment includes the shell, the rear side of shell and the front side fixed connection of installation shell, the inner chamber swing joint of shell has the gag lever post, the fixed surface of gag lever post is connected with the movable plate, the surface swing joint of gag lever post has the spring, the rear side and the movable plate fixed connection of spring, the front side of spring and the front side fixed connection of shell inner wall.

As the utility model discloses it is preferred, stop gear includes spacing shell, the top of spacing shell inner wall and the top contact of installation shell, the first slider of left side fixedly connected with of spacing shell, the first spout that uses with the cooperation of first slider is seted up in the left side of organism inner wall.

As the utility model discloses it is preferred, the equal fixedly connected with second slider in left side and the right side of installation shell, the second spout that uses with the cooperation of second slider is all seted up on the left side and the right side of organism inner wall.

As the utility model discloses it is preferred, the spacing hole that uses with the gag lever post cooperation is opened to the front side of installation shell, the spacing groove that uses with the gag lever post cooperation is opened to the front side of fixed block.

As the utility model discloses it is preferred, the movable hole that uses with the gag lever post cooperation is opened to the front side of shell inner wall, the front side of gag lever post passes movable hole and fixedly connected with and draws the piece.

Compared with the prior art, the beneficial effects of the utility model are as follows:

1. the utility model is provided with the cleaning brush, the mounting shell, the fixing mechanism and the limiting mechanism which are used together, and through the use of the fixing mechanism, the cleaning brush and the mounting shell can be fixed, the cleaning brush can be conveniently replaced by a user, the cleaning brush can be conveniently limited by the user when the cleaning brush is idle by using the limiting mechanism, the phenomenon that the cleaning brush moves and shakes at the top of a machine table is avoided, the problem that after the existing biological safety cabinet finishes work is solved, after the wastes are taken out, seventy percent of alcohol is used for wiping the working platform in the cabinet, the air flow circulation is maintained for a period of time so as to discharge the pollutants in the working area, because lack dedicated clean function, need the user to use cleaning supplies such as cleaning cloth to slowly clean the problem, this biological safety cabinet possesses the advantage of being convenient for clean work platform, is worth promoting.

2. The utility model discloses a set up fixed establishment, can make cleaning brush and fixed block and installation shell install fixedly, avoided cleaning brush and fixed block to take place to break away from the phenomenon of installation shell, improved the steadiness of cleaning brush after the installation.

3. The utility model discloses a set up stop gear, can make the cleaning brush when idle or use the back, by stop gear spacing at body cavity's last side, avoided clean emergence to remove and influence the user and use the board.

4. The utility model discloses a set up second slider and second spout, can make the installation shell drive fixed block and cleaning brush remove to realized that cleaning brush carries out clear purpose to the top of board.

5. The utility model discloses a set up spacing hole and spacing groove, can make the gag lever post pass spacing hole and insert the spacing groove and fix the position of fixed block to reached and installed fixed purpose to the cleaning brush.

6. The utility model discloses a set up the activity hole and draw the piece, the user pulling draws the piece to drive the gag lever post and passes the activity hole and remove, has injectd the position that the gag lever post removed, has improved the speed when the gag lever post removes, and convenient to use person uses.

Drawings

Fig. 1 is a schematic structural diagram provided in an embodiment of the present invention;

fig. 2 is a schematic view illustrating a connection between a fixing block and a mounting housing according to an embodiment of the present invention;

fig. 3 is a partial top cross-sectional view of a mounting housing according to an embodiment of the present invention;

fig. 4 is a partial enlarged view of a according to an embodiment of the present invention;

fig. 5 is a partial enlarged view of embodiment B of the present invention.

In the figure: 1. a body; 2. a machine platform; 3. a cleaning brush; 4. a fixed block; 5. a handle; 6. mounting a shell; 7. a fixing mechanism; 701. a housing; 702. a limiting rod; 703. moving the plate; 704. a spring; 8. a limiting mechanism; 801. a limiting shell; 802. a first slider; 803. a first chute; 9. a second slider; 10. a second chute; 11. a limiting hole; 12. a limiting groove; 13. a movable hole; 14. and (5) pulling the block.

Detailed Description

In order to further understand the contents, features and effects of the present invention, the following embodiments are illustrated and described in detail with reference to the accompanying drawings.

The structure of the present invention will be described in detail with reference to the accompanying drawings.

As shown in fig. 1 to 5, the embodiment of the utility model provides a pair of biological safety cabinet, including organism 1, organism 1's inside is provided with board 2, and the top swing joint of board 2 has cleaning brush 3, and cleaning brush 3's top fixedly connected with fixed block 4, and fixed block 4's top fixedly connected with handle 5, fixed block 4's surperficial swing joint have an installation shell 6, and the left side and the equal fixedly connected with fixed establishment 7 in right side of the 6 front sides of installation shell, the left side swing joint on 6 surfaces of installation shell has stop gear 8.

Referring to fig. 3, the fixing mechanism 7 includes a housing 701, a rear side of the housing 701 is fixedly connected to a front side of the mounting housing 6, an inner cavity of the housing 701 is movably connected to a limiting rod 702, a moving plate 703 is fixedly connected to a surface of the limiting rod 702, a spring 704 is movably connected to a surface of the limiting rod 702, a rear side of the spring 704 is fixedly connected to the moving plate 703, and a front side of the spring 704 is fixedly connected to a front side of an inner wall of the housing 701.

Adopt above-mentioned scheme: through setting up fixed establishment 7, can make cleaning brush 3 and fixed block 4 and installation shell 6 install fixedly, avoided cleaning brush 3 and fixed block 4 to take place to break away from the phenomenon of installation shell 6, improved the steadiness of cleaning brush 3 after the installation.

Referring to fig. 4, the limiting mechanism 8 includes a limiting shell 801, the top of the inner wall of the limiting shell 801 contacts with the top of the mounting shell 6, a first sliding block 802 is fixedly connected to the left side of the limiting shell 801, and a first sliding groove 803 used in cooperation with the first sliding block 802 is formed in the left side of the inner wall of the machine body 1.

Adopt above-mentioned scheme: through setting up stop gear 8, can make cleaning brush 3 when idle or use the back, by stop gear 8 spacing at the rear side of organism 1 inner chamber, avoided clean emergence to remove and influence the user and use board 2.

Referring to fig. 2 and 4, the left side and the right side of the mounting case 6 are both fixedly connected with a second sliding block 9, and the left side and the right side of the inner wall of the machine body 1 are both provided with a second sliding groove 10 matched with the second sliding block 9 for use.

Adopt above-mentioned scheme: through setting up second slider 9 and second spout 10, can make installation shell 6 drive fixed block 4 and cleaning brush 3 remove to realized that cleaning brush 3 carries out clear purpose to the top of board 2.

Referring to fig. 5, a limiting hole 11 used in cooperation with the limiting rod 702 is formed in the front side of the mounting case 6, and a limiting groove 12 used in cooperation with the limiting rod 702 is formed in the front side of the fixing block 4.

Adopt above-mentioned scheme: through setting up spacing hole 11 and spacing groove 12, can make gag lever post 702 pass spacing hole 11 and insert spacing groove 12 and fix the position of fixed block 4 to reached and installed the fixed purpose to cleaning brush 3.

Referring to fig. 3, a movable hole 13 used in cooperation with a limiting rod 702 is formed in the front side of the inner wall of the housing 701, and the front side of the limiting rod 702 penetrates through the movable hole 13 and is fixedly connected with a pull block 14.

Adopt above-mentioned scheme: through setting up activity hole 13 and pulling block 14, the user pulls and pulls pulling block 14 and drives gag lever post 702 and pass activity hole 13 and remove, has injectd the position that gag lever post 702 removed, has improved the speed when gag lever post 702 removes, and convenient to use person uses.

The utility model discloses a theory of operation:

when the cleaning brush is used, when a user needs to clean the surface of the machine table 2, firstly, disinfecting alcohol is sprayed on the surface of the machine table 2, secondly, the limiting shell 801 is pulled, the limiting shell 801 drives the first sliding block 802 to move upwards until the limiting shell 801 is separated from the surface of the mounting shell 6, then, the handle 5 is pulled, the handle 5 drives the fixing block 4 to move, the fixing block 4 drives the mounting shell 6 to move, the fixing block 4 drives the cleaning brush 3 to clean the top of the machine table 2, finally, the cleaning brush 3 is repeatedly moved to clean the surface of the machine table 2, when the user needs to replace the cleaning brush 3, the pulling block 14 is pulled, the pulling block 14 drives the limiting rod 702 to move, the limiting rod 702 drives the moving plate 702 to move, the moving plate 703 drives the spring 704 to generate elastic deformation until the limiting rod 703 is separated from the limiting hole 11 and the limiting groove 12, the handle 5 is pulled, the handle 5, the fixed block 4 drives the cleaning brush 3 to move upwards, so that the cleaning brush 3 can be replaced and detached, the practicability of the biological safety cabinet is improved, and the use by a user is convenient.

In summary, the following steps: the biological safety cabinet is characterized in that the cleaning brush 3 and the installation shell 6 can be fixed by arranging the cleaning brush 3, the installation shell 6, the fixing mechanism 7 and the limiting mechanism 8 which are matched with each other, the cleaning brush 3 and the installation shell 6 can be fixed by using the fixing mechanism 7, a user can replace the cleaning brush 3 conveniently, the user can limit the cleaning brush 3 when the cleaning brush 3 is idle by using the limiting mechanism 8, the phenomenon that the cleaning brush 3 moves and shakes at the top of a machine table 2 is avoided, the problem that after the existing biological safety cabinet finishes working and takes out wastes is solved, a working platform in the cabinet is cleaned by seventy percent of alcohol, air flow circulation is maintained for a period of time so as to discharge pollutants in a working area, and due to the lack of a special cleaning function, the user needs to slowly clean cleaning articles such as cleaning cloth and the like is solved, the biological safety cabinet has the advantage of being convenient to clean the working platform, is worthy of popularization.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. A biological safety cabinet, includes organism (1), its characterized in that: the inside of organism (1) is provided with board (2), the top swing joint of board (2) has cleaning brush (3), top fixedly connected with fixed block (4) of cleaning brush (3), the top fixedly connected with handle (5) of fixed block (4), the surperficial swing joint of fixed block (4) has installation shell (6), the equal fixedly connected with fixed establishment (7) in left side and the right side of installation shell (6) front side, the left side swing joint on installation shell (6) surface has stop gear (8).

2. A biosafety cabinet according to claim 1, wherein: fixed establishment (7) include shell (701), the rear side of shell (701) and the front side fixed connection of installation shell (6), the inner chamber swing joint of shell (701) has gag lever post (702), the fixed surface of gag lever post (702) is connected with movable plate (703), the movable surface of gag lever post (702) is connected with spring (704), the rear side and movable plate (703) fixed connection of spring (704), the front side fixed connection of the front side of spring (704) and shell (701) inner wall.

3. A biosafety cabinet according to claim 1, wherein: limiting mechanism (8) are including spacing shell (801), the top of spacing shell (801) inner wall contacts with the top of installation shell (6), the first slider (802) of left side fixedly connected with of spacing shell (801), first spout (803) of using with first slider (802) cooperation are seted up to the left side of organism (1) inner wall.

4. A biosafety cabinet according to claim 1, wherein: the equal fixedly connected with second slider (9) in left side and right side of installation shell (6), second spout (10) that use with second slider (9) cooperation are all seted up on the left side and the right side of organism (1) inner wall.

5. A biosafety cabinet according to claim 2, wherein: the front side of installation shell (6) is opened and is equipped with spacing hole (11) with gag lever post (702) cooperation use, the front side of fixed block (4) is opened and is equipped with spacing groove (12) with gag lever post (702) cooperation use.

6. A biosafety cabinet according to claim 2, wherein: the front side of the inner wall of the shell (701) is provided with a movable hole (13) matched with the limiting rod (702) for use, and the front side of the limiting rod (702) penetrates through the movable hole (13) and is fixedly connected with a pull block (14).