CN215940007U

CN215940007U - Many functional type biosafety cabinet

Info

Publication number: CN215940007U
Application number: CN202122153518.7U
Authority: CN
Inventors: 殷冬冬
Original assignee: Shanghai Zhennuo Biotechnology Co ltd
Current assignee: Shanghai Zhennuo Biotechnology Co ltd
Priority date: 2021-09-07
Filing date: 2021-09-07
Publication date: 2022-03-04
Anticipated expiration: 2031-09-07

Abstract

The utility model discloses a multifunctional biological safety cabinet which comprises a safety cabinet and a fan, wherein an installation cabinet is installed at the top of the safety cabinet, the fan is installed on the inner wall of the installation cabinet, an air inlet pipe is installed on the inner wall of the installation cabinet in a penetrating mode, an HEPA filter is installed on the inner top wall of the safety cabinet, and an air inlet grille is arranged on the inner bottom wall of the safety cabinet. The biological safety cabinet is provided with the fan and the air inlet grille to prevent the pollution of the outside air, the fan blows the air downwards, the outside air flows in from the air inlet pipe under the influence of pressure intensity, the polluted components in the air are removed through the HEPA filter, the filtered air is blown down from the top of the safety cabinet and is guided to the air inlet grille through the opening of the front window glass, so that the tested products and instruments in the experiment in the safety cabinet are protected from being polluted by the outside air, the waste generated in the experiment can be treated in a centralized manner, the pollution of bacteria on the outside air is prevented, and the biological safety cabinet is multifunctional.

Description

Many functional type biosafety cabinet

Technical Field

The utility model relates to the technical field of biological laboratory instruments and equipment, in particular to a multifunctional biological safety cabinet.

Background

The biosafety cabinet is designed for protecting the operator and the laboratory environment when infectious experimental materials are operated, the conventional biosafety cabinet is multifunctional experimental equipment, in the experimental process, a test article and an instrument in the biosafety cabinet can be protected from being polluted by external air, waste generated in the experiment is subjected to centralized treatment, and the pollution to the external air is prevented.

The existing biological safety cabinet has the following defects:

1. the utility model discloses a multifunctional biological safety cabinet, and the protection right' comprises a biological safety cabinet body, wherein the bottom of the biological safety cabinet body is provided with a moving mechanism, the biological safety cabinet body comprises a cabinet body, two driving motors are started by arranging the moving mechanism, a driving rotating shaft drives a driving bevel gear to rotate when the safety cabinet needs to be transferred, a driven bevel gear meshed with the driving bevel gear drives a screw rod to rotate between two bearing plates, a connecting block connected to the screw rod through a thread is limited by an upright rod to drive a lifting plate to move downwards, a moving wheel extends out of a supporting cylinder to be supported in a rolling manner, and when the moving wheel needs to be fixed in the using process, the moving wheel is retracted, so that the normal use of the biological safety cabinet is ensured, and meanwhile, a first filter screen and a second filter screen in a breather pipe are arranged to remove impurities in air entering the cabinet body, the filter effect is greatly improved, the multi-directional use requirement is met, but the protective function is lacked, in the experiment process, the outside air can flow into the safety cabinet at the front window glass outlet, so that the test articles and instruments in the safety cabinet are polluted, and the experiment result is influenced;

2. current biological safety cabinet lacks the processing to the experiment discarded object, and in the experimentation, inevitable can produce the discarded object, and the discarded object does not pass through the processing, just takes out in the safety cabinet, can lead to the bacterium on the discarded object to cause the pollution to the outside air.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a multifunctional biological safety cabinet, which aims to solve the problems of lack of a protection function and lack of treatment on experimental wastes in the background technology.

In order to achieve the purpose, the utility model provides the following technical scheme: a multifunctional biological safety cabinet comprises a safety cabinet, a fan and a treatment box, wherein an installation cabinet is installed at the top of the safety cabinet, the fan is installed on the inner wall of the installation cabinet, and the treatment box is installed on the inner bottom wall of the safety cabinet;

an ash filter screen is arranged on the inner wall of the installation cabinet and is positioned above the fan, an air inlet pipe is arranged on the inner wall of the installation cabinet in a penetrating mode, one end of the air inlet pipe is connected with the outer wall of the ash filter screen, an HEPA filter is arranged on the inner top wall of the safety cabinet, and an air inlet grille is arranged on the inner bottom wall of the safety cabinet;

the supporting leg is installed to the bottom of safety cabinet, the fluorescent lamp is installed to the inside roof of safety cabinet, the mounting panel is installed at the both ends of HEPA filter.

Preferably, handle the top of case and install the chamber door, the second ultraviolet lamp is installed to the bottom of chamber door, and the liquid bottle is installed to the inside diapire of handling the case, and the solid case is installed to the inside diapire of handling the case, and the switch is installed to the outer wall of handling the case.

Preferably, the inner wall of the safety cabinet is provided with a socket.

Preferably, a control panel is installed on the front face of the installation cabinet, and a front window glass is installed on the inner wall of the installation cabinet.

Preferably, the outer wall of the supporting leg is provided with a connecting rod.

Preferably, the first ultraviolet lamp is installed on the inner top wall of the safety cabinet.

Preferably, the spring is installed to the inner wall of mounting panel, and the installation pole is installed to the inner wall of spring.

Compared with the prior art, the utility model has the beneficial effects that:

1. the biological safety cabinet is provided with the fan and the air inlet grille to prevent the pollution of the outside air, the fan blows the air downwards, the outside air flows in from the air inlet pipe under the influence of pressure intensity, the polluted components in the air are removed through the HEPA filter, the filtered air is blown down from the top of the safety cabinet and is guided to the air inlet grille through the opening of the front window glass so as to protect the tested products and instruments in the experiment in the safety cabinet from being polluted by the outside air, the waste generated in the experiment can be treated in a centralized manner, the pollution of bacteria on the outside air is prevented, and the biological safety cabinet is multifunctional;

2. according to the utility model, the second ultraviolet lamp is arranged to preferentially treat the waste, when the waste generated in the experimental process is liquid, the liquid is poured into the liquid bottle, the solid is directly put into the solid box, then the box door is closed, the switch is pressed, the second ultraviolet lamp is controlled to work, the waste in the treatment box is sterilized, and the waste is intensively placed in a relatively narrow closed space, so that the sterilizing effect is better, and the treated waste can be taken out of the safety cabinet, thereby reducing the pollution to the outside air.

Drawings

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

FIG. 2 is a schematic view of a fan according to the present invention;

FIG. 3 is a schematic view of a portion of the safety cabinet of the present invention;

FIG. 4 is a schematic structural view of a portion of the mounting plate of the present invention;

FIG. 5 is a schematic view showing a part of the structure of the treatment tank of the present invention.

In the figure: 1. a safety cabinet; 101. a socket; 2. installing a cabinet; 201. a control panel; 202. a front window glass; 3. supporting legs; 301. a connecting rod; 4. a fluorescent lamp; 401. a first ultraviolet lamp; 5. a fan; 501. an ash screen; 502. an air inlet pipe; 503. a HEPA filter; 504. an air inlet grille; 6. mounting a plate; 601. a spring; 602. mounting a rod; 7. a treatment tank; 701. a box door; 702. a second ultraviolet lamp; 703. a liquid bottle; 704. a solids box; 705. and (4) switching.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "front", "rear", "both ends", "one end", "the other end", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the referred device or element must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "disposed," "connected," and the like are to be construed broadly, such as "connected," which may be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Example 1: referring to fig. 1, 3 and 4, a multifunctional biosafety cabinet comprises a safety cabinet 1, a fan 5 and a treatment box 7, wherein an installation cabinet 2 is installed at the top of the safety cabinet 1, the fan 5 is installed on the inner wall of the installation cabinet 2, the treatment box 7 is installed on the inner bottom wall of the safety cabinet 1, support legs 3 are installed at the bottom of the safety cabinet 1, a fluorescent lamp 4 is installed on the inner top wall of the safety cabinet 1, mounting plates 6 are installed at two ends of a HEPA filter 503, a socket 101 is installed on the inner wall of the safety cabinet 1, a control panel 201 is installed in front of the installation cabinet 2, a front window glass 202 is installed on the inner wall of the installation cabinet 2, a connecting rod 301 is installed on the outer wall of the support leg 3, a first ultraviolet lamp 401 is installed on the inner top wall of the safety cabinet 1, a spring 601 is installed on the inner wall of the mounting plate 6, a mounting rod 602 is installed on the inner wall of the spring 601, the safety cabinet 1 provides an experimental place for an experimenter, the installation cabinet 2 provides an installation position for the fan 5, the safety cabinet 1 provides an installation position for the treatment box 7, the support legs 3 provide a support function for the safety cabinet 1, the safety cabinet 1 provides an installation position for the fluorescent lamp 4, the fluorescent lamp 4 plays a role in illumination, the safety cabinet 1 provides a support function for the socket 101, the socket 101 can provide a power supply, the lifting of the front window glass 202 can be controlled through the control panel 201, the working states of the fluorescent lamp 4 and the first ultraviolet lamp 401 are the like, the installation cabinet 2 provides an installation position for the front window glass 202, the front window glass 202 reduces the space in the safety cabinet 1 contacted with the outside air, the support legs 3 provide installation positions for the connecting rods 301, the connecting rods 301 enable the support to be more stable, the first ultraviolet lamp 401 carries out disinfection and sterilization on the air in the safety cabinet 1, the spring 601 enables the installation rods 602 to extend into the inner part of the safety cabinet 1, and completes the installation of the HEPA filter 503, the compression spring 601 can detach the HEPA filter 503 for cleaning.

Example 2: referring to fig. 2, an ash screen 501 is installed on an inner wall of an installation cabinet 2, the ash screen 501 is located above a fan 5, an air inlet pipe 502 is installed on the inner wall of the installation cabinet 2 in a penetrating manner, one end of the air inlet pipe 502 is connected with an outer wall of the ash screen 501, an HEPA filter 503 is installed on an inner top wall of a safety cabinet 1, an air inlet grille 504 is opened on an inner bottom wall of the safety cabinet 1, the installation cabinet 2 provides an installation position for the ash screen 501, the ash screen 501 prevents external dust from floating in the air inlet machine 5, the fan 5 blows air downwards, the external air flows in from the air inlet pipe 502 under the influence of pressure, the HEPA filter 503 removes pollution components in the air, the filtered air is blown down from the top of the safety cabinet 1, and the air passing through an opening of a front window glass 202 is guided to the air inlet grille 504, so that experimental articles and instruments in the safety cabinet 1 are protected from being polluted by the external air.

Example 3: referring to fig. 5, a door 701 is installed on the top of the processing box 7, a second ultraviolet lamp 702 is installed on the bottom of the door 701, a liquid bottle 703 is installed on the inner bottom wall of the processing box 7, a solid box 704 is installed on the inner bottom wall of the processing box 7, a switch 705 is installed on the outer wall of the processing box 7, the processing box 7 provides an installation position for the door 701, the door 701 provides an installation position for the second ultraviolet lamp 702, the door 701 is installed on the top of the processing box 7 through a rotating shaft and can rotate through the rotating shaft, the second ultraviolet lamp 702 performs disinfection treatment on the air in the processing box 7, the processing box 7 provides an installation position for the liquid bottle 703, the liquid bottle 703 is used for containing liquid waste, the processing box 7 provides an installation position for the solid box 704, the solid box 704 is used for containing solid waste, the processing box 7 provides an installation position for the switch 705, and the switch 705 can control the working state of the second ultraviolet lamp 702, the device is opened when in need of disinfection and sterilization and is closed when not needed, thereby reducing energy consumption.

The working principle is that the safety cabinet 1 is disinfected and sterilized through the control panel 201, the front window glass 202 is controlled to lift and leak out of proper opening size, experimental articles and instruments are placed in the safety cabinet 1 for experiment, then the fan 5 is started, the fan 5 blows air downwards, outside air flows in from the air inlet pipe 502 under the influence of pressure intensity, pollution components in the air are removed through the HEPA filter 503, the filtered air is blown down from the top of the safety cabinet 1, the air passing through the opening of the front window glass 202 is guided to the air inlet grille 504 to prevent the pollution of the outside air, after the experiment, waste generated in the experiment is treated in a centralized mode, when the waste is liquid, the waste is poured into the liquid bottle 703, solid is directly placed into the solid box 704, then the box door 701 is closed, the switch 705 is pressed down, the second ultraviolet lamp 702 is controlled to work, and the waste in the treatment box 7 is disinfected and sterilized, then the safety cabinet 1 is sterilized and disinfected, and finally the waste is cleaned and discarded.

It will be evident to those skilled in the art that the utility model is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the utility model being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims

1. The utility model provides a many functional type biohazard safety equipment, includes safety equipment (1), fan (5) and handles case (7), its characterized in that: the top of the safety cabinet (1) is provided with an installation cabinet (2), the inner wall of the installation cabinet (2) is provided with a fan (5), and the inner bottom wall of the safety cabinet (1) is provided with a treatment box (7);

an ash filtering net (501) is installed on the inner wall of the installation cabinet (2), the ash filtering net (501) is located above the fan (5), an air inlet pipe (502) penetrates through the inner wall of the installation cabinet (2), one end of the air inlet pipe (502) is connected with the outer wall of the ash filtering net (501), a HEPA filter (503) is installed on the inner top wall of the safety cabinet (1), and an air inlet grille (504) is arranged on the inner bottom wall of the safety cabinet (1);

supporting legs (3) are installed to the bottom of safety cabinet (1), fluorescent lamp (4) are installed to the inside roof of safety cabinet (1), mounting panel (6) are installed at the both ends of HEPA filter (503).

2. The multifunctional biosafety cabinet according to claim 1, wherein: the top of processing case (7) is installed chamber door (701), and second ultraviolet lamp (702) are installed to the bottom of chamber door (701), and liquid bottle (703) are installed to the inside diapire of processing case (7), and solid case (704) are installed to the inside diapire of processing case (7), and switch (705) are installed to the outer wall of processing case (7).

3. The multifunctional biosafety cabinet according to claim 1, wherein: a socket (101) is installed on the inner wall of the safety cabinet (1).

4. The multifunctional biosafety cabinet according to claim 1, wherein: the front of the installation cabinet (2) is provided with a control panel (201), and the inner wall of the installation cabinet (2) is provided with a front window glass (202).

5. The multifunctional biosafety cabinet according to claim 1, wherein: the outer wall of the supporting leg (3) is provided with a connecting rod (301).

6. The multifunctional biosafety cabinet according to claim 1, wherein: a first ultraviolet lamp (401) is installed on the inner top wall of the safety cabinet (1).

7. The multifunctional biosafety cabinet according to claim 1, wherein: spring (601) are installed to the inner wall of mounting panel (6), and installation pole (602) are installed to the inner wall of spring (601).