CN219425223U

CN219425223U - Air purifying ventilation cabinet

Info

Publication number: CN219425223U
Application number: CN202320958827.8U
Authority: CN
Inventors: 王继忠
Original assignee: Shandong Yunwei Medical Technology Co ltd
Current assignee: Shandong Yunwei Medical Technology Co ltd
Priority date: 2023-04-25
Filing date: 2023-04-25
Publication date: 2023-07-28
Anticipated expiration: 2033-04-25

Abstract

The utility model discloses an air purification and ventilation cabinet in the field of experimental equipment, which comprises an exhaust shell, a cabinet body and a storage cabinet, wherein an integrated exhaust hood is arranged at the inner top of the exhaust shell in a penetrating way, a filter element replacement drawer is arranged on the side surface of the exhaust shell, the filter element replacement drawer is of a square frame structure, filter elements are arranged above and below the filter element replacement drawer, a mounting groove is formed in one side of the filter element on the filter element replacement drawer, a pressing strip is arranged in the mounting groove in a matching way, the pressing strip is made of rubber, the filter element is connected with the filter element replacement drawer through pressing strips in a pressing way, the filter element is connected with a wind collecting hood, and a gas check valve for preventing waste gas from flowing back is arranged in the integrated exhaust hood. According to the utility model, the two filter elements are arranged in the drawer which can be replaced by the drawn filter elements, and the clamping strips are inserted into the mounting grooves for clamping and mounting, so that the sealing effect is achieved, the mounting efficiency is greatly improved, two purposes are achieved, and the device is more practical.

Description

Air purifying ventilation cabinet

Technical Field

The utility model relates to the field of laboratory equipment, in particular to an air purifying and ventilating cabinet.

Background

Laboratory ventilation is an integral part of laboratory design. In order for laboratory staff not to inhale or throat some toxic, pathogenic or unidentified chemicals and organisms, there should be good ventilation in the laboratory. To prevent the absorption of some vapors, gases and particulates (smoke, soot, dust and aerosols), the contaminants must be removed by means of a fume hood, hood or local ventilation. The fume hood is the most commonly used local exhaust equipment in a laboratory, and has various types, and the exhaust effect is different due to different structures and different use conditions. The best performance of the fume hood is mainly dependent on the speed of air movement through the fume hood, and the maximum purpose of using the fume hood is to exhaust harmful gases generated in experiments, so that the health of experimental staff is protected, namely, the fume hood is required to have high safety and superior operability. Because the fume hood occupies very important positions in a biochemical laboratory, the number of the fume hood is greatly increased from the aspects of improving laboratory environment, improving labor sanitation conditions, improving working efficiency and the like.

When the existing air purification and ventilation cabinet for a laboratory ventilates, most of filter elements are installed through clamping grooves during installation, the sealing effect after installation is poor, the air filtering effect is reduced, and waste gas is not thoroughly filtered during exhaust; when the fan is stopped, external air can enter the interior through the air outlet pipeline, so that pollution is caused; the inside of the fume hood can influence the experimental result due to bacterial interference; the waste liquid produced by the experiment is inconvenient to treat. Accordingly, a person skilled in the art provides an air purifying fume hood to solve the problems set forth in the background art above.

Disclosure of Invention

The present utility model aims to provide an air purifying fume hood, which solves the problems set forth in the background art.

In order to achieve the above purpose, the present utility model provides the following technical solutions:

the utility model provides an air purification fume chamber, includes shell, cabinet body and locker of airing exhaust, the top runs through in the shell of airing exhaust and is provided with integrated exhaust hood, the shell side of airing exhaust is provided with filter core replacement drawer, filter core replacement drawer is square frame structure, and its top and below all are provided with the filter core, be located on the filter core replacement drawer the mounting groove has been seted up to filter core one side, just the inside horse of mounting groove has the layering, the layering is the rubber material, the filter core with filter core replacement drawer passes through the layering crimping, the filter core is connected with the collection fan housing, integrated exhaust hood is inside to be provided with the gaseous check valve that is used for preventing waste gas backward flow, the shell bottom of airing exhaust is provided with ultraviolet disinfection lamp and LED light, the cabinet is inside to be provided with adjustable light, the cabinet body is provided with two flat-open fume chamber cabinet doors, fume chamber door and cabinet body pass through hinge connection, be provided with operating window and transparent glass board on the fume chamber door.

As a further scheme of the utility model: the integrated exhaust hood is internally provided with an exhaust fan which is fixedly connected with the upper part of the gas check valve, the integrated exhaust hood is connected with the exhaust shell through a clamping groove, and the filter element is connected with the exhaust shell through a clamping groove.

As a further scheme of the utility model: the filter element replacement drawer is connected with the exhaust shell through a guide rail, and a sealing rubber ring for sealing is arranged at the contact part of the filter element replacement drawer and the exhaust shell.

As a further scheme of the utility model: the novel intelligent cabinet temperature control device is characterized in that an operation panel is connected to the other side wall of the exhaust shell through a screw, a PP water tap connected with an external water source is arranged in the cabinet body, a normally closed sewer pipe is arranged on the bottom plate of the cabinet body, and a splash-proof socket is connected to the interior of the cabinet body through a screw.

As a further scheme of the utility model: the storage cabinet is internally provided with a waste liquid storage box, and the waste liquid storage box is connected with a normally closed sewer pipe through a leakage-proof interface.

As a further scheme of the utility model: the bottom of the exhaust shell is provided with the ultraviolet disinfection lamp, the LED illumination lamp and the exhaust shell are connected through screws, and the adjustable illumination lamp is connected with the cabinet body through screws.

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

1. according to the utility model, the two filter elements are arranged in the drawer which can be replaced by the drawn filter elements, and the clamping strips are inserted into the mounting grooves for clamping and mounting, so that the sealing effect is achieved, the mounting efficiency is greatly improved, two purposes are achieved, and the device is more practical.

2. According to the utility model, the ultraviolet disinfection lamp and the LED illumination lamp are arranged at the bottom of the exhaust shell, so that the ultraviolet disinfection lamp and the LED illumination lamp can illuminate and sterilize, sanitation of a test bed is facilitated, interference of bacteria on experiments is reduced, the adjustable illumination lamp is arranged in the cabinet body, illumination can be carried out on all directions of an experimental object according to requirements of experimental staff, fine observation is carried out, and the practicability is high.

3. According to the utility model, the waste liquid storage box is arranged in the storage cabinet and is connected with the sewer pipeline through the anti-leakage interface, experimental waste liquid can directly enter the waste liquid storage box through the normally closed sewer pipe, and the waste liquid storage box is safer without being discharged into a sewer system, so that environmental pollution is avoided, and the waste liquid storage box is more convenient to clean and replace.

Drawings

FIG. 1 is a schematic diagram of the structure of the present utility model;

FIG. 2 is a schematic view of the internal structure of the exhaust casing according to the present utility model;

FIG. 3 is a schematic view of the bottom layout of the exhaust housing of the present utility model;

FIG. 4 is a schematic view of the structure of the drain port according to the present utility model;

fig. 5 is a cross-sectional view of a cartridge replacement drawer according to the present utility model.

In the figure: 1. an exhaust casing; 2. a cabinet body; 3. PP faucet; 4. a ventilation cabinet door; 5. a transparent glass plate; 6. a hinge; 7. an operation window; 8. a normally closed sewer pipe; 9. a storage cabinet; 10. an integrated exhaust hood; 11. the filter element replaces the drawer; 1101. a mounting groove; 1102. pressing strips; 12. an operation panel; 13. an ultraviolet sterilizing lamp; 14. an LED illuminating lamp; 15. an adjustable lighting lamp; 16. a splash-proof socket; 17. a gas check valve; 18. a filter element; 19. an exhaust fan; 20. an adjustable lighting lamp interface; 21. a sewer pipe; 22. a leak-proof interface; 23. a waste liquid storage tank.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 1 to 5, in the embodiment of the utility model, the air purifying fume hood comprises an air exhaust shell 1, a cabinet body 2 and a storage cabinet 9, wherein an integrated air exhaust cover 10 is arranged at the inner top of the air exhaust shell 1 in a penetrating way, a filter element replacing drawer 11 is arranged on the side surface of the air exhaust shell 1, the filter element replacing drawer 11 is of a square frame structure, filter elements 18 are arranged above and below the filter element replacing drawer 11, a mounting groove 1101 is formed in one side of the filter element 18, a pressing strip 1102 is arranged in the mounting groove 1101, the pressing strip 1102 is made of rubber materials, the filter element 18 is in pressure connection with the filter element replacing drawer 11 through the pressing strip 1102, the filter element 18 is connected with a wind collecting cover, a gas check valve 17 for preventing waste gas from flowing back is arranged in the integrated air exhaust cover 10, an ultraviolet disinfection lamp 13 and an LED illuminating lamp 14 are arranged at the bottom of the air exhaust shell 1, an adjustable illuminating lamp 15 is arranged in the cabinet body 2, two flat-open fume hood doors 4 are arranged on the cabinet doors 4 and the cabinet doors 4 are connected with the cabinet body 2 through hinges 6, an operation window 7 and a transparent glass 5 are arranged on the fume hood door 4.

In the above technical scheme, through with two filter cores 18 embeds inside the filter core replacement drawer 11 that can pull, and through with clamping installation in inserting mounting groove 1101 with the card strip, can play sealed effect not advancing, can improve the efficiency of installation moreover greatly, two birds with one stone, more practical.

Wherein, integrated form exhaust hood 10 inside is located gaseous check valve 17 top fixedly connected with air exhauster 19, and integrated form exhaust hood 10 passes through the draw-in groove with exhaust shell 1 and is connected, and filter core 18 passes through the draw-in groove with exhaust shell 1 and is connected, through setting up gaseous check valve 17 in the collection fan housing inside, prevents waste gas backward flow, safe and reliable more, protection operating personnel safety.

Wherein, filter core replacement drawer 11 passes through the guide rail with the shell of airing exhaust 1 to be connected, and filter core replacement drawer 11 is provided with the sealed rubber ring that is used for sealedly with the contact position of shell of airing exhaust 1, can ensure the sealed effect of filter core replacement drawer 11 after the installation, avoids waste gas to reveal out from filter core replacement drawer 11's gap.

Wherein, be connected with operating panel 12 through the screw on the shell 1 another lateral wall of airing exhaust, cabinet body 2 inside is provided with the PP tap 3 of being connected with outside water source, and cabinet body 2 bottom plate portion is provided with normally closed downcomer 8, and cabinet body 2 is inside to be connected with splashproof socket 16 through the screw.

Wherein, locker 9 inside is provided with waste liquid storage box 23, waste liquid storage box 23 is connected with normally closed downcomer 8 through leak protection interface 22, exhaust shell 1 bottom is provided with ultraviolet disinfection lamp 13 and LED light 14 and exhaust shell 1 all pass through the screw connection, adjustable light 15 passes through the screw connection with cabinet body 2, can be according to the laboratory glassware demand through LED light 14 to being illuminated by the experimental object, careful observation, experimental waste liquid directly gets into waste liquid storage box 23, it is safer to not discharge into the sewer system, environmental pollution has been avoided, and the clearance is changed waste liquid storage box 23 more convenient.

Among the above-mentioned technical scheme, through setting up ultraviolet disinfection lamp 13 and LED light 14 in exhaust shell 1 bottom, both can throw light on also can disinfect, be favorable to the health of test bench and reduce the interference of bacterium to the experiment, through setting up adjustable light 15 in the cabinet body 2 inside, can throw light on by each position of experimental object according to the laboratory requirement, carefully observe, the practicality is high.

The working principle of the utility model is as follows: during experiment work in the cabinet body 2, steam, gas and particulate pollutants can be generated, the polluted gas is discharged through the integrated exhaust hood 10 in the exhaust shell 1, the pollutants are firstly adsorbed through the filter element 18 in the exhaust shell 1 and then exhausted out of a laboratory by an exhaust system, the gas check valve 17 arranged at the outlet of the exhaust hood can prevent waste gas and external gas from flowing back to the laboratory, in addition, for experiments with dangerous gas and liquid, safety can be ensured by operating the operation window 7 on the cabinet door, liquid waste generated in the experiments can directly enter the waste liquid storage box 23 through the normally closed sewer pipe 8, the sewer system is safer without being discharged, environmental pollution is avoided, and the waste liquid storage box 23 is more convenient to clean and replace.

The foregoing is only a preferred embodiment of the present utility model, but the scope of the present utility model is not limited thereto, and any person skilled in the art, who is within the scope of the present utility model, should make equivalent substitutions or modifications according to the technical scheme of the present utility model and the inventive concept thereof, and should be covered by the scope of the present utility model.

Claims

1. The utility model provides an air purification fume chamber, includes shell (1) of airing exhaust, the cabinet body (2) and locker (9), its characterized in that: the utility model discloses a novel air conditioner is characterized in that an integrated type exhaust hood (10) is arranged at the top in an exhaust casing (1), a filter element replacement drawer (11) is arranged on the side face of the exhaust casing (1), the filter element replacement drawer (11) is of a square frame structure, a filter element (18) is arranged above and below the filter element replacement drawer (11), an installation groove (1101) is formed in one side of the filter element (18), a pressing strip (1102) is arranged in the installation groove (1101), the pressing strip (1102) is made of rubber materials, the filter element (18) and the filter element replacement drawer (11) are in pressure connection through the pressing strip (1102), the filter element (18) is connected with the air collecting hood, a gas check valve (17) for preventing waste gas backflow is arranged inside the integrated type exhaust hood (10), an ultraviolet disinfection lamp (13) and an LED lighting lamp (14) are arranged at the bottom of the exhaust casing (1), an adjustable lighting lamp (15) is arranged inside a cabinet body (2), two flat cabinet doors (4) are arranged inside the cabinet door (4), and the cabinet door (4) and the cabinet door (2) are connected with a transparent window glass cabinet (5) through hinges (6).

2. An air purifying fume hood according to claim 1, wherein: the integrated exhaust hood (10) is internally positioned above the gas check valve (17) and fixedly connected with an exhaust fan (19), the integrated exhaust hood (10) is connected with the exhaust shell (1) through a clamping groove, and the filter element (18) is connected with the exhaust shell (1) through a clamping groove.

3. An air purifying fume hood according to claim 1, wherein: the filter element replacing drawer (11) is connected with the exhaust shell (1) through a guide rail, and a sealing rubber ring for sealing is arranged at the contact part of the filter element replacing drawer (11) and the exhaust shell (1).

4. An air purifying fume hood according to claim 1, wherein: the novel intelligent kitchen cabinet is characterized in that an operation panel (12) is connected to the other side wall of the exhaust shell (1) through a screw, a PP water tap (3) connected with an external water source is arranged inside the cabinet body (2), a normally closed type sewer pipe (8) is arranged on the bottom plate portion of the cabinet body (2), and a splash-proof socket (16) is connected inside the cabinet body (2) through a screw.

5. An air purifying fume hood according to claim 1, wherein: the storage cabinet (9) is internally provided with a waste liquid storage box (23), and the waste liquid storage box (23) is connected with a normally closed sewer pipe (8) through a leakage-proof interface (22).

6. An air purifying fume hood according to claim 1, wherein: the bottom of the exhaust shell (1) is provided with an ultraviolet disinfection lamp (13) and an LED illuminating lamp (14) which are connected with the exhaust shell (1) through screws, and the adjustable illuminating lamp (15) is connected with the cabinet body (2) through screws.