CN210875391U

CN210875391U - Biosafety cabinet convenient to adjust

Info

Publication number: CN210875391U
Application number: CN201921782825.8U
Authority: CN
Inventors: 黄建科
Original assignee: Fujian Donghai Testing Technology Co ltd
Current assignee: Fujian Donghai Testing Technology Co ltd
Priority date: 2019-10-23
Filing date: 2019-10-23
Publication date: 2020-06-30
Anticipated expiration: 2029-10-23

Abstract

The utility model belongs to the technical field of experimental facilities, a biosafety cabinet convenient to adjust, include the cabinet body, locate operation room and ventilation chamber on the cabinet body, the operation room includes workstation and sterilization room, the sterilization room is located workstation one side, be equipped with translation mechanism on the sterilization room, just the cabinet body in be equipped with the opening on the sterilization room, be equipped with sealing door on the opening, be equipped with filtering mechanism on the ventilation chamber, filtering mechanism is including relative supply-air outlet and the air exit that sets up, the supply-air outlet with the operation room intercommunication, air exit and outside atmosphere intercommunication, be connected with the air supply high efficiency filter on the supply-air outlet, the air exit is connected with the high efficiency filter that airs exhaust.

Description

Biosafety cabinet convenient to adjust

Technical Field

The utility model belongs to the technical field of experimental facilities, concretely relates to biosafety cabinet convenient to adjust.

Background

The biological safety cabinet is a box-shaped air purification negative pressure safety device which can prevent aerosol from dissipating when some dangerous or unknown biological particles are contained in the experimental operation and treatment process. The biological safety cabinet is widely applied to scientific research, teaching, clinical examination and production in the fields of microbiology, biomedicine, genetic engineering, biological products and the like, is the most basic safety protection equipment in a primary protection barrier in laboratory biological safety, and has the working principle that air in the cabinet is sucked outwards to keep the interior of the cabinet in a negative pressure state and protect workers through vertical air flow; the outside air is filtered by the high-efficiency air filter and then enters the safety cabinet to avoid the pollution of the processed sample; the air in the cabinet also needs to be discharged to the atmosphere after being filtered by the HEPA filter to protect the environment, and the existing biological safety cabinet on the market has single function and lacks a targeted sterilization measure when an external sample enters when an experiment is carried out in a sealed state.

SUMMERY OF THE UTILITY MODEL

To above problem, the utility model provides a convenient to use, simple operation, powerful's temperature and humidity test case.

In order to solve the technical problem, the utility model discloses the technical scheme who adopts is: the utility model provides a biosafety cabinet convenient to adjust, includes the cabinet body, locates operation room and ventilation chamber on the cabinet body, the operation room includes workstation and sterilization room, the sterilization room is located workstation one side, be equipped with translation mechanism on the sterilization room, just the cabinet body in be equipped with the opening on the sterilization room, be equipped with sealing door on the opening, be equipped with filter mechanism on the ventilation chamber, filter mechanism includes supply-air outlet and the air exit of fan and relative setting, the supply-air outlet with the operation room intercommunication, air exit and outside atmosphere intercommunication, be connected with air supply high efficiency filter on the supply-air outlet, the air exit is connected with air exhaust high efficiency filter.

Further, an ultraviolet sterilizer is arranged at the top of the sterilization chamber, and external objects are sterilized and disinfected through the ultraviolet sterilizer.

Further, the translation mechanism is arranged inside the sterilization room and below the ultraviolet sterilizer and comprises two sets of sliding rails and a placing seat which are oppositely arranged, sliding blocks are arranged on the sliding rails respectively, the placing seat is fixed on the sliding blocks, an electric pushing cylinder is connected to the bottom of the placing seat, and the placing seat is enabled to reciprocate and translate on the sliding rails through the action of the electric pushing cylinder.

Furthermore, the sealing door is articulated on the cabinet body, just the sealing door both sides all are equipped with hydraulic telescoping rod, through each hydraulic telescoping rod supports the sealing door opens and shuts.

Further, still be equipped with refrigerating system bottom the workstation, refrigerating system, including compressor, condenser, throttling mechanism and evaporimeter, still be equipped with the control on the cabinet body front end face refrigerating system's controller, be equipped with the humiture in the controller and patrol the appearance.

Compared with the prior art, the beneficial effects of the utility model are that: when the biological safety cabinet is operated in a closed state, external experimental materials are placed on a placing seat of a sterilization chamber through a sealing door on the side edge of a cabinet body, the placing seat is moved to a workbench on a slide rail under the action of an electric cylinder pushing after being sterilized and disinfected by an ultraviolet sterilizer on the top of the sterilization chamber, the fan on a ventilation chamber provides power for the air flow in the cabinet body, an air supply outlet and an air outlet are communicated with the operation chamber, the fan extracts external air and conveys the external air into the operation chamber to form flowing air, the flowing air enters the operation chamber through the air supply outlet to form circulating air, in order to ensure the purity of the flowing air, an air supply high-efficiency filter is connected on the air supply outlet, an air exhaust high-efficiency filter is connected on the air outlet, and finally a refrigerating system is arranged at the bottom of the cabinet body, and the temperature in the operation chamber is reduced through a compressor, a condenser, a throttling mechanism and an evaporator, and when some experimental materials need low-temperature treatment, the accuracy of experimental data is ensured.

Drawings

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

FIG. 2 is a schematic view of the structure of the present invention;

fig. 3 is a schematic side view of the present invention.

Detailed Description

The technical solution 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 some embodiments of the present invention, rather than all embodiments, and all other embodiments obtained by a person of ordinary skill in the art without creative work belong to the protection scope of the present invention based on the embodiments of the present invention.

According to fig. 1-3 show, the utility model provides a technical scheme: a biosafety cabinet convenient to adjust comprises a cabinet body 1, an operation chamber 2 and a ventilation chamber 3 which are arranged on the cabinet body 1, wherein the operation chamber 2 comprises a workbench 21 and a sterilizing chamber 22, the sterilizing chamber 22 is arranged on one side of the workbench 21, an ultraviolet sterilizer 211 is arranged at the top of the sterilizing chamber 22, external objects are sterilized and disinfected through the ultraviolet sterilizer 211, a translation mechanism 4 is arranged on the sterilizing chamber 22, the translation mechanism 4 is arranged inside the sterilizing chamber 22 and below the ultraviolet sterilizer 211, the translation mechanism 4 comprises two groups of sliding rails 41 and a placing seat 42 which are oppositely arranged, sliding blocks 43 are arranged on the sliding rails 41, the placing seat 42 is fixed on the sliding blocks 43, the bottom of the placing seat 42 is connected with an electric pushing cylinder, the placing seat 42 is enabled to reciprocate on the sliding rails 41 through the action of the electric pushing cylinder, the cabinet body 1 is provided with an opening on the sterilizing chamber 22, the opening is provided with a sealing door 11, the sealing door 11 is hinged on the cabinet body 1, both sides of the sealing door 11 are provided with hydraulic telescopic rods, the sealing door 11 is supported to open and close through the hydraulic telescopic rods, the ventilation cavity 3 is provided with a filtering mechanism 5, the filtering mechanism 5 comprises a fan 51 and an air supply opening and an air exhaust opening which are oppositely arranged, the air supply opening is communicated with the operating chamber 2, the air exhaust opening is communicated with the external atmosphere, the air supply opening is connected with an air supply high-efficiency filter 52, the air exhaust opening is connected with an air exhaust high-efficiency filter 53, the bottom of the workbench 21 is also provided with a refrigerating system 6 which comprises a compressor, a condenser, a throttling mechanism and an evaporator, and the front end face of the cabinet body 1 is also provided with a controller for controlling the refrigerating system, and a temperature and humidity patrol instrument is arranged in the controller.

When in use, when the biological safety cabinet is operated in a closed state, external experimental materials are placed on the placing seat 42 of the sterilizing chamber 22 through the sealing door at the side of the cabinet body 1, the placing seat 42 is moved to the workbench 21 on the sliding rail 41 under the action of the electric cylinder pushing after being sterilized and disinfected by the ultraviolet sterilizer 211 at the top of the sterilizing chamber 22, the fan provides power for the air flow in the cabinet body 1 through the fan 51 on the ventilating chamber 3, the air supply opening and the air exhaust opening of the air chamber 3 are communicated with the operating chamber 2, the fan extracts external air and conveys the external air to the operating chamber 2 to form flowing air, the flowing air enters the operating chamber 2 through the air supply opening to form circulating air, the air supply opening is connected with an air supply high-efficiency filter 52, the air exhaust opening is connected with an air exhaust high-efficiency filter 53, and finally, the refrigerating system 6 is arranged at the bottom of the cabinet body 1, the temperature in the operation room 2 is reduced through the compressor, the condenser, the throttling mechanism and the evaporator, and the accuracy of experimental data is ensured when some experimental materials need to be processed at low temperature.

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. The utility model provides a biosafety cabinet convenient to adjust, includes the cabinet body, locates control chamber and ventilation chamber on the cabinet body, its characterized in that: the operating room includes workstation and sterilization room, the sterilization room is located workstation one side, be equipped with translation mechanism on the sterilization room, just the cabinet body in be equipped with the opening on the sterilization room, be equipped with sealing door on the opening, be equipped with filtering mechanism on the ventilation chamber, filtering mechanism includes air supply outlet and the air exit of fan and relative setting, the air supply outlet with the operating room intercommunication, air exit and outside atmosphere intercommunication, be connected with air supply high efficiency filter on the air supply outlet, the air exit is connected with air exhaust high efficiency filter.

2. A biosafety cabinet for facilitating conditioning according to claim 1, wherein: and an ultraviolet sterilizer is arranged at the top of the sterilizing chamber, and external objects are sterilized and disinfected through the ultraviolet sterilizer.

3. A biosafety cabinet for facilitating conditioning according to claim 2, wherein: the translation mechanism is arranged in the sterilization room, and below the ultraviolet sterilizer, the translation mechanism comprises two sets of slide rails which are oppositely arranged and a placing seat, each slide rail is provided with a slide block, the placing seat is fixed on each slide block, the bottom of the placing seat is connected with an electric pushing cylinder, and the placing seat is used for reciprocating translation on the slide rails through the action of the electric pushing cylinder.

4. A biosafety cabinet for facilitating conditioning according to claim 1, wherein: the sealing door is hinged to the cabinet body, hydraulic telescopic rods are arranged on two sides of the sealing door, and the sealing door is supported to be opened and closed through the hydraulic telescopic rods.

5. A biosafety cabinet for facilitating conditioning according to claim 1, wherein: the refrigerator is characterized in that a refrigerating system is further arranged at the bottom of the workbench and comprises a compressor, a condenser, a throttling mechanism and an evaporator, a controller for controlling the refrigerating system is further arranged on the front end face of the cabinet body, and a temperature and humidity patrol instrument is arranged in the controller.