CN215675622U

CN215675622U - Biological safety laboratory ventilation system

Info

Publication number: CN215675622U
Application number: CN202121689606.2U
Authority: CN
Inventors: 张军; 李大兵; 蔡挺
Original assignee: Shanghai Celgen Biopharma Co ltd
Current assignee: Shanghai Celgen Biopharma Co ltd
Priority date: 2021-07-23
Filing date: 2021-07-23
Publication date: 2022-01-28
Anticipated expiration: 2031-07-23

Abstract

The utility model discloses a ventilation system of a biological safety laboratory, which comprises a shell and a shell cover, wherein the shell cover is positioned on one side of the shell, a first induced draft fan is installed on the inner wall of the shell, one side of the first induced draft fan is fixedly connected with a first air pipe, a second air pipe is arranged below the first air pipe, one end of the second air pipe is fixedly connected with a second induced draft fan, one end of the second induced draft fan is detachably connected with a filter screen, a humidifier is installed at the bottom of the shell, an outlet of the humidifier is fixedly connected with a communicating pipe, and the communicating pipe is communicated with the second air pipe. This biological safety laboratory ventilation system is through being provided with the filter screen, and the filter screen can filter outside air and keep fresh air to get into in the laboratory.

Description

Biological safety laboratory ventilation system

Technical Field

The utility model relates to the technical field of ventilation, in particular to a ventilation system of a biological safety laboratory.

Background

The biological safety laboratory is provided for people to carry out biological experiments, the laboratory is often provided with a ventilation system, the ventilation system generally controls the propagation and the harm of airborne pollutants by means of ventilation dilution or ventilation removal and the like, and the biological safety laboratory is a device for realizing the charge management and the protection of indoor and outdoor air environments;

common ventilation systems in the market have a series of defects, the ventilation systems cannot be clean, safe and environment-friendly, and sucked air often contains impurities or is dry and is not beneficial to air conditions in experiments.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a ventilation system for a biological safety laboratory, which aims to solve the problems that the ventilation system which is common in the market in the background technology has a series of defects, the ventilation system cannot be clean, safe and environment-friendly, and the sucked air often contains impurities or is dry and is not beneficial to the air condition in the laboratory.

In order to achieve the purpose, the utility model provides the following technical scheme: the utility model provides a biological safety laboratory ventilation system, includes casing and cap, the cap is located one side of casing, first draught fan is installed to the inner wall of casing, the first tuber pipe of one side fixedly connected with of first draught fan, the below of first tuber pipe is provided with the second tuber pipe, the one end fixedly connected with second draught fan of second tuber pipe, the one end detachable connection of second draught fan has the filter screen, the humidifier is installed to the bottom of casing, the export fixedly connected with communicating pipe of humidifier, communicating pipe and second tuber pipe intercommunication.

Preferably, a first through hole and a second through hole are formed in the surface of one side of the shell cover, and first screen plates are fixedly connected to the inner walls of the first through hole and the second through hole.

Preferably, a third through hole and a fourth through hole are respectively formed in the surface of one side of the shell, and second screen plates are fixedly connected to the inner walls of the third through hole and the fourth through hole.

Preferably, the lower terminal surface of casing installs the controller, the controller respectively with first draught fan, second draught fan and humidifier electric connection.

Preferably, the upper end face and the lower end face of the shell are both welded with fixing plates, and bolt holes are formed in the surfaces of the fixing plates.

Preferably, a water pipe is installed at one side of the humidifier.

Compared with the prior art, the utility model has the beneficial effects that: the biological safety laboratory ventilation system is provided with the filter screen, and the filter screen can filter external air to keep fresh air entering a laboratory;

this biological safety laboratory ventilation system is through being provided with the humidifier, and the humidifier can carry out the humidification to the air, has guaranteed the wettability of laboratory, avoids the laboratory dry.

Drawings

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

FIG. 2 is a side view of the housing cover of the present invention;

FIG. 3 is a side view of the housing of the present invention.

In the figure: 1. a housing; 2. a first induced draft fan; 3. a first air duct; 4. a shell cover; 5. a filter screen; 6. a second induced draft fan; 7. a water pipe; 8. a controller; 9. a humidifier; 10. a fixing plate; 11. a communicating pipe; 12. a first through hole; 13. a second through hole; 14. a first screen plate; 15. a second screen plate; 16. a third through hole; 17. a fourth via hole; 18. and a second air duct.

Detailed Description

In order to make the technical means, the creation characteristics, the achievement purposes and the effects of the utility model easy to understand, the utility model is further described with the specific embodiments.

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.

Referring to fig. 1-3, the present invention provides a technical solution: a ventilation system for a biological safety laboratory comprises a shell 1 and a shell cover 4, wherein the shell cover 4 is positioned on one side of the shell 1, a first induced draft fan 2 is installed on the inner wall of the shell 1, a first air pipe 3 is fixedly connected to one side of the first induced draft fan 2, a second air pipe 18 is arranged below the first air pipe 3, a second induced draft fan 6 is fixedly connected to one end of the second air pipe 18, a filter screen 5 is detachably connected to one end of the second induced draft fan 6, a humidifier 9 is installed at the bottom of the shell 1, a communicating pipe 11 is fixedly connected to an outlet of the humidifier 9, and the communicating pipe 11 is communicated with the second air pipe 18;

first through-hole 12 and second through-hole 13 have been seted up to a side surface of cap 4, the first otter board 14 of the equal fixedly connected with of inner wall of first through-hole 12 and second through-hole 13, third through-hole 16 and fourth through-hole 17 have been seted up respectively to a side surface of casing 1, the equal fixedly connected with second otter board 15 of inner wall of third through-hole 16 and fourth through-hole 17, air-out and air inlet have been guaranteed, controller 8 is installed to the lower terminal surface of casing 1, controller 8 respectively with first draught fan 2, second draught fan 6 and humidifier 9 electric connection, the controller is to first draught fan 2, second draught fan 6 and humidifier 9 open and stop, fixed plate 10 has all been welded to the upper and lower both ends face of casing 1, the bolt hole has been seted up on the surface of fixed plate 10, the fixing to casing 1 has been made things convenient for, water pipe 7 is installed to one side of humidifier 9, be convenient for add water.

The working principle is as follows: install casing 1 at the laboratory wall to open two sets of through-holes at the wall, then open the controller 8 that the model is KG316-T and make first draught fan 2 work, first draught fan 2 is with indoor air escape, then open second draught fan 6 and humidifier 9, second draught fan 6 inhales outdoor fresh air to indoor, and filter screen 5 filters the air, humidifier 9 carries out the humidification to indoor air, indoor wettability has been guaranteed.

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 utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. A biosafety laboratory ventilation system comprising a housing (1) and a housing cover (4), the housing cover (4) being located on one side of the housing (1), characterized in that: first draught fan (2) are installed to the inner wall of casing (1), the first tuber pipe of one side fixedly connected with (3) of first draught fan (2), the below of first tuber pipe (3) is provided with second tuber pipe (18), the one end fixedly connected with second draught fan (6) of second tuber pipe (18), the one end of second draught fan (6) can be dismantled and be connected with filter screen (5), humidifier (9) are installed to the bottom of casing (1), the export fixedly connected with of humidifier (9) communicating pipe (11), communicating pipe (11) and second tuber pipe (18) intercommunication.

2. The biosafety laboratory ventilation system of claim 1, wherein: first through-hole (12) and second through-hole (13) have been seted up to one side surface of cap (4), the equal fixedly connected with first otter board (14) of inner wall of first through-hole (12) and second through-hole (13).

3. The biosafety laboratory ventilation system of claim 1, wherein: a third through hole (16) and a fourth through hole (17) are respectively formed in the surface of one side of the shell (1), and second screen plates (15) are fixedly connected to the inner walls of the third through hole (16) and the fourth through hole (17) respectively.

4. The biosafety laboratory ventilation system of claim 1, wherein: the lower terminal surface of casing (1) installs controller (8), controller (8) respectively with first draught fan (2), second draught fan (6) and humidifier (9) electric connection.

5. The biosafety laboratory ventilation system of claim 1, wherein: the fixing plate is characterized in that fixing plates (10) are welded to the upper end face and the lower end face of the shell (1), and bolt holes are formed in the surfaces of the fixing plates (10).

6. The biosafety laboratory ventilation system according to claim 5, wherein: and a water pipe (7) is arranged on one side of the humidifier (9).