CN211412054U

CN211412054U - Biological safety cabinet

Info

Publication number: CN211412054U
Application number: CN201922283954.9U
Authority: CN
Inventors: 王少君
Original assignee: Xi'an Fangzhou Future Biotechnology Co ltd
Current assignee: Xi'an Fangzhou Future Biotechnology Co ltd
Priority date: 2019-12-18
Filing date: 2019-12-18
Publication date: 2020-09-04
Anticipated expiration: 2029-12-18

Abstract

The utility model discloses a biological safety cabinet, which comprises a safety cabinet frame, an operation cavity, an operation table, an experimental article storage cabinet, a slidable sliding window, a chute, an isolation component, a high-efficiency air filter, an exhaust pipe and a fan, wherein the safety cabinet frame is a hollow cavity with an opening at one side; the utility model belongs to the technical field of biological instrument equipment, specifically it can filter the poisonous or irritability gas that the experiment produced through high-efficient air cleaner and discharge through the exhaust pipe fast to predetermine drainage device, the lighting device of setting can guarantee that the experimenter also can carry out the experiment operation smoothly when light is not good, the sealed window of slidingtype can seal the operation chamber when no operation, it is clean to effectively guarantee the operation chamber, keep apart the sliding plate and can block to whole operating space, further guarantee the biological safety cabinet of poisonous or irritability gas diffusion on a large scale.

Description

Biological safety cabinet

Technical Field

The utility model belongs to the technical field of biological apparatus equipment, specifically indicate a biological safety cabinet.

Background

The biosafety cabinet is designed for protecting the operator, the laboratory environment and the experimental materials from being exposed to infectious aerosols and splashes which may be generated in the operation process when operating infectious experimental materials such as primary cultures, strains of bacteria and viruses and diagnostic specimens. Aerosols are possible when working with liquids or semi-liquids, such as shaking, pouring, stirring, or dropping a liquid onto a solid surface or into another liquid. Thus, laboratory workers are generally unaware that particles of such size are being generated and may inhale or cross-contaminate other materials of the countertop. Proper use of biosafety cabinets has been shown to be effective in reducing laboratory infections and culture cross-contamination due to aerosol exposure. The biological safety cabinet can protect the environment at the same time.

SUMMERY OF THE UTILITY MODEL

For solving the above-mentioned current difficult problem, the utility model provides a it can be with the poisonous or irritability gas that the experiment produced to predetermine drainage device through high-efficient air cleaner filter after discharge through the exhaust pipe fast, the lighting device of setting can guarantee that the experimenter also can carry out the experiment operation smoothly when light is not good, the sealed window of slidingtype can seal the operation chamber when no operation, it is clean to effectively guarantee the operation chamber, keep apart the sliding plate and can block whole operating space, further avoid a biological safety cabinet of poisonous or irritability gas diffusion on a large scale.

The utility model adopts the following technical scheme: the utility model relates to a biological safety cabinet, which comprises a safety cabinet frame, an operation cavity, an operation table, an experimental article storage cabinet, a slidable sliding window, a sliding chute, an isolation component, a high-efficiency air filter, an exhaust pipe and a fan, wherein the safety cabinet frame is a hollow cavity with one side opening, the operation table is horizontally arranged on the inner side wall of the safety cabinet frame, the operation cavity is arranged in the safety cabinet frame and is arranged right above the operation table, the experimental article storage cabinet is arranged in the safety cabinet frame and is arranged right below the operation table, the sliding chute is arranged on two non-adjacent inner side walls at the opening part of the operation cavity, the slidable sliding window is clamped and arranged in the sliding chute, the width of the slidable sliding window is slightly smaller than that of the sliding chute, the slidable sliding window can freely slide in the sliding chute, the isolation component is arranged in the operation cavity, the high-efficiency air filter is arranged on the upper wall, the exhaust pipe is arranged on the high-efficiency air filter, and the fan is arranged in the exhaust pipe.

Furthermore, the isolation assembly comprises an isolation chamber, an isolation fixed plate, an isolation sliding groove and an isolation clamping handle, the isolation chamber is arranged at an opening of a frame of the safety cabinet, the isolation chamber is a rectangular hollow cavity with an opening at one side, the isolation fixed plate is symmetrically arranged on two non-adjacent side walls of the isolation chamber by using a vertical center line of the isolation chamber, the isolation sliding groove is arranged on the upper wall and the lower wall of the isolation chamber, the isolation sliding plate is slidably arranged in the isolation sliding groove, the isolation sliding plate can freely slide in the isolation sliding groove, the isolation clamping handle is arranged on the isolation sliding plate, the isolation clamping handle can conveniently open the isolation sliding plate, the number of the isolation sliding plates is equal to that of the isolation fixed plate, and the number of the isolation clamping handle is equal to that of the isolation sliding plate.

Furthermore, be equipped with the air exit on the safety cabinet frame upper wall, the central point department of putting of safety cabinet frame upper wall is located to the air exit, high-efficient air cleaner locates air exit department.

Furthermore, the exhaust pipe is the setting of buckling L, can be with the gas outgoing in the operation chamber and be difficult to lead to the phenomenon of backward flow.

Furthermore, a first drainage block and a second drainage block are arranged on the inner side wall of the operation cavity, the first drainage block is arranged in a right-angled triangle block shape, one side of two right-angle edges of the first drainage block is arranged on the upper wall of the inner side of the operation cavity, the other right-angle edge is arranged on the adjacent side wall of the operation cavity, the drainage block II and the drainage block I are symmetrically arranged with the drainage block I by taking the vertical central line of the operation cavity as an axis, the back wall of the inner side of the operation cavity is provided with an illuminating lamp, the lighting device can be used for lighting in experiments, the inner wall of the right side of the operation cavity is provided with hooks which are uniformly arranged on the right wall of the inner side of the operation cavity, the inner side wall of the operation cavity is provided with an operation article placing table which is arranged in a concave shape, the operation article are placed the platform and are kept away from around the operation chamber and be equipped with anti-falling and increase the edge, anti-falling increases and to follow and can effectively guarantee that operation article place the thing on the platform and drop.

Further, the laboratory glassware stores cabinet includes storing chamber, storing door and block handle, the storing chamber is located in the safety cabinet frame and is located under the operation panel, the storing door is equipped with two sets ofly, the storing door rotates respectively and locates on the two non-adjacent inside walls in storing chamber, the block handle is located on the storing door, the quantity of block handle equals the quantity of storing door, the block handle can conveniently be opened the storing door.

Furthermore, the slidable sliding window is provided with three groups, and the slidable sliding window is made of transparent glass.

Furthermore, the spout is equipped with three groups, be equipped with the sealing strip on the spout and play sealed effect to the slidable sliding window.

Furthermore, the isolating sliding groove is provided with a sealing strip which plays a sealing role for the isolating sliding plate.

Adopt above-mentioned structure the utility model discloses the beneficial effect who gains as follows: this scheme presets drainage device and can be discharged the poisonous or irritability gas that the experiment produced through the exhaust pipe fast, and the lighting device of setting can guarantee that the experimenter also can carry out the experiment operation smoothly when light is not good, and the sealed window of slidingtype can seal the operation chamber when no operation, and it is clean to effectively guarantee the operation chamber, keeps apart the sliding plate and can blockade whole operating space, further avoids a biological safety cabinet of poisonous or irritability gas diffusion on a large scale.

Drawings

FIG. 1 is a schematic view of the overall structure of a biosafety cabinet of the present invention;

fig. 2 is a schematic view of a partial structure of a biosafety cabinet of the present invention.

Wherein, 1, the safety cabinet frame, 2, the operation chamber, 3, the operation panel, 4, the cabinet is stored to the laboratory supplies, 5, slidable sliding window, 6, the spout, 7, keep apart the subassembly, 8, the exhaust pipe, 9, the fan, 10, drainage piece one, 11, drainage piece two, 12, the air exit, 13, the storing chamber, 14, the storing door, 15, the block handle, 16, the sealing strip, 17, the light, 18, separate the room, 19, keep apart the fixed plate, 20, keep apart the sliding plate, 21, keep apart the sliding tray, 22, keep apart the block handle, 23, the couple, 24, the platform is placed to the operation article, 25, prevent falling and increase along, 26, high-efficient air cleaner.

Detailed Description

The technical solution of the present invention will be described in further detail with reference to the following embodiments, and the technical features or the connection relations of the present invention, which are not described in detail, are the prior art adopted.

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

As shown in figures 1-2, the biological safety cabinet of the present invention comprises a safety cabinet frame 1, an operation chamber 2, an operation table 3, an experimental article storage cabinet 4, a slidable sliding window 5, a sliding chute 6, an isolation component 7, a high efficiency air filter 26, an exhaust pipe 8 and a fan 9, wherein the safety cabinet frame 1 is a hollow cavity with one side open, the operation table 3 is horizontally arranged on the inner side wall of the safety cabinet frame 1, the operation chamber 2 is arranged in the safety cabinet frame 1 and is arranged right above the operation table 3, the experimental article storage cabinet 4 is arranged in the safety cabinet frame 1 and is arranged right below the operation table 3, the sliding chute 6 is arranged on two non-adjacent inner side walls at the opening of the operation chamber 2, the slidable sliding window 5 is clamped in the sliding chute 6, the width of the slidable sliding window 5 is slightly smaller than the width of the sliding chute 6, the slidable sliding window 5 can slide freely in the sliding chute 6, isolation component 7 locates in operation chamber 2, high-efficient air cleaner 26 locates the safe cabinet frame 1 upper wall, exhaust pipe 8 locates on high-efficient air cleaner 26, fan 9 locates in exhaust pipe 8.

The isolation assembly 7 comprises an isolation compartment 18, an isolation fixing plate 19, an isolation sliding plate 20, an isolation sliding groove 21 and an isolation clamping handle 22 of a clamping handle 15, the isolation compartment 18 is arranged at an opening of the safety cabinet frame 1, the isolation compartment 18 is a rectangular hollow cavity with an opening at one side, the isolation fixing plate 19 is symmetrically arranged on two non-adjacent side walls of the isolation compartment 18 by using a vertical center line of the isolation compartment 18, the isolation sliding groove 21 is arranged on the upper wall and the lower wall of the isolation compartment 18, the isolation sliding plate 20 is slidably arranged in the isolation sliding groove 21, the isolation sliding plate 20 can freely slide in the isolation sliding groove 21, the isolation clamping handle 22 of the clamping handle 15 is arranged on the isolation sliding plate 20, the isolation clamping handle 22 of the clamping handle 15 can conveniently open the isolation sliding plate 20, the number of the isolation sliding plates 20 is equal to the number of the isolation fixing plates 19, the number of said snap grips 15 isolating the snap grips 22 is equal to the number of isolating slide plates 20.

Be equipped with air exit 12 on the safety cabinet frame 1 upper wall, the central point department of putting of safety cabinet frame 1 upper wall is located to air exit 12, air exit 12 department is located to high-efficient air cleaner 26.

Exhaust pipe 8 is the setting of buckling L, can be with the gas outgoing in operation chamber 2 and be difficult to lead to the phenomenon of backward flow.

The inner side wall of the operation cavity 2 is provided with a drainage block I10 and a drainage block II 11, the drainage block I10 is arranged in a right triangle block shape, one side of two right-angle sides of the drainage block I10 is arranged on the upper wall of the inner side of the operation cavity 2, the other right-angle side is arranged on the side wall adjacent to the operation cavity 2, the drainage block II 11 and the drainage block I10 are symmetrically arranged with the drainage block I10 by taking the vertical central line of the operation cavity 2 as an axis, the rear wall of the inner side of the operation cavity 2 is provided with an illuminating lamp 17 which can illuminate during experiments, the inner wall of the right side of the operation cavity 2 is provided with a hook 23, the hook 23 is uniformly arranged on the right wall of the inner side of the operation cavity 2, the inner side wall of the operation cavity 2 is provided with an operation article placing table 24, the operation article placing table 24 is arranged in a concave shape, the operation article placing table 24 is provided with an anti-, the falling-off prevention heightening edge 25 can effectively ensure that the article on the operation article placing table 24 falls off.

Laboratory glassware stores cabinet 4 includes storing chamber 13, storing door 14 and block handle 15, storing chamber 13 is located in safe cabinet frame 1 and is located under operation panel 3, storing door 14 is equipped with two sets ofly, storing door 14 rotates respectively and locates on the inside wall of storing chamber 13 two non-vicinities, block handle 15 is located on storing door 14, the quantity of block handle 15 equals the quantity of storing door 14, block handle 15 can conveniently open storing door 14.

The three groups of the slidable sliding windows 5 are arranged, and the slidable sliding windows 5 are made of transparent glass.

The sliding groove 6 is provided with three groups, and the sliding groove 6 is provided with a sealing strip 16 which plays a sealing role in the sliding window 5.

The isolating sliding groove 21 is provided with a sealing strip 16 for sealing the isolating sliding plate 20.

When the device is used specifically, an experimenter holds the clamping handle 15 by hand to isolate the clamping handle 22, so that the isolating sliding plate 20 moves to open the isolating sliding plate according to the opposite directions, the experimenter enters the isolating chamber 18 and then closes the isolating sliding plate 20, thereby realizing the effect of isolating the external environment, the experimenter slides the slidable sliding window 5 upwards along the sliding chute 6 to open the operation cavity 2, holds the clamping handle 15 by hand to open the storage door 14, takes out articles to be tested and places the articles on the operation table 3, places auxiliary articles for the test on the operation article placing table 24 or on the hook 23 for convenient taking, opens the high-efficiency air filter 26, the fan 9 and the illuminating lamp 17 to start the test operation, the fan 9 works, toxic or irritant gas generated in the test is exhausted along the first drainage block 10 and the second drainage block 11 and driven by the fan 9 through the pipe 8, and is not diffused outwards under the action of the isolating component 7, the whole working process of the device is completed, and the next operation is repeated.

The present invention and the embodiments thereof have been described above, but the description is not limited thereto, and the embodiment shown in the drawings is only one of the embodiments of the present invention, and the actual structure is not limited thereto. In summary, those skilled in the art should understand that they should not be limited to the embodiments described above, and that they can design the similar structure and embodiments without departing from the spirit of the invention.

Claims

1. A biosafety cabinet is characterized in that: comprises a safety cabinet frame, an operation cavity, an operation table, an experimental article storage cabinet, a slidable sliding window, a chute, an isolation component, a high-efficiency air filter, an exhaust pipe and a fan, the safe cabinet frame is a hollow cavity with an opening at one side, the operating platform is horizontally arranged on the inner side wall of the safe cabinet frame, the operation cavity is arranged in the safety cabinet frame and is arranged right above the operation table, the experimental article storage cabinet is arranged in the safety cabinet frame and is arranged right below the operation table, the sliding grooves are arranged on two non-adjacent inner side walls at the opening of the operation cavity, the slidable sliding window is clamped in the sliding grooves, the width of the slidable sliding window is slightly smaller than that of the sliding groove, the isolation component is arranged in the operation cavity, the efficient air filter is arranged on the upper wall of the safety cabinet frame, the exhaust pipe is arranged on the efficient air filter, and the fan is arranged in the exhaust pipe.

2. A biosafety cabinet according to claim 1, wherein: the isolation assembly comprises an isolation chamber, an isolation fixed plate, an isolation sliding groove and isolation clamping handles, wherein the isolation chamber is arranged at an opening of a frame of the safety cabinet, the isolation chamber is a rectangular hollow cavity with an opening at one side, the isolation fixed plate is symmetrically arranged on two non-adjacent side walls of the isolation chamber by using a vertical central line of the isolation chamber, the isolation sliding groove is arranged on the upper wall and the lower wall of the isolation chamber, the isolation sliding plate is slidably arranged in the isolation sliding groove, the isolation clamping handles are arranged on the isolation sliding plate, the number of the isolation sliding plates is equal to the number of the isolation fixed plate, and the number of the isolation clamping handles is equal to the number of the isolation sliding plates.

3. A biosafety cabinet according to claim 1, wherein: the air outlet is arranged on the upper wall of the safety cabinet frame and is arranged at the central position of the upper wall of the safety cabinet frame, and the high-efficiency air filter is arranged at the air outlet.

4. A biosafety cabinet according to claim 3, wherein: the exhaust pipe is bent L.

5. A biosafety cabinet according to claim 1, wherein: be equipped with drainage piece one and drainage piece two on the inside wall of operation chamber, drainage piece one is the cubic setting of right triangle, on the two right-angle sides of drainage piece one were located the inboard upper wall of operation chamber on one side, on the adjacent lateral wall of operation chamber was located to another right-angle side, drainage piece two is the symmetry setting with drainage piece one with the perpendicular central line of operation chamber as the axle with drainage piece one, be equipped with the light on the inboard back wall of operation chamber, be equipped with the couple on the right side inner wall of operation chamber, couple align to grid locates on the inboard right wall of operation chamber, it places the platform to be equipped with operation article on the operation intracavity lateral wall, operation article places the platform and is the setting of character cut in bas-relief, operation article place the platform and keep away from being equipped with around the operation chamber and prevent falling and increase the edge.

6. A biosafety cabinet according to claim 1, wherein: the laboratory glassware stores cabinet includes storing chamber, storing door and block handle, the storing chamber is located in the safety cabinet frame and is located under the operation panel, the storing door is equipped with two sets ofly, the storing door rotates respectively to be located on the two non-adjacent inside walls in storing chamber, the block handle is located on the storing door, the quantity of block handle equals the quantity of storing door.

7. A biosafety cabinet according to claim 1, wherein: the slidable sliding window is provided with three groups, and the slidable sliding window is made of transparent glass.

8. A biosafety cabinet according to claim 1, wherein: the spout is equipped with three groups, be equipped with the sealing strip on the spout.

9. A biosafety cabinet according to claim 2, wherein: and the isolation sliding groove is provided with a sealing strip.