CN209829831U - Ductless self-cleaning ventilation cabinet - Google Patents

Abstract

The utility model belongs to the technical field of air purification equipment applied to laboratories, and particularly relates to a ductless self-cleaning type fume hood, which comprises a laboratory cabinet component, wherein the top of the laboratory cabinet component is open, a filtering module is arranged at the opening, the filtering module and the laboratory cabinet component are sealed by self-gravity through a pressure tank, and a sealing strip is arranged in the pressure tank; a fan assembly is arranged in the filtering module. The utility model discloses the design of part modularization, the installation is swift simple and convenient, and is easy and simple to handle, through the indent between filter module and the laboratory cabinet subassembly, relies on gravity to seal, and assembly and disassembly is convenient, can be applied to the room that laboratory door is too little, can assemble in the room. The air conditioner has the advantages that a pipeline is not required to be installed in advance, the installation is more convenient, air conditioning air is not required to be exhausted outside, the energy is saved, the purification of a room can be realized, and the problems of ventilation, air exhaust, purification, personal health guarantee of scientific research personnel and the like are solved.

Description

Ductless self-cleaning ventilation cabinet

Technical Field

The utility model relates to a no pipe self-purification type fume chamber belongs to the air purification equipment technical field who is applied to the laboratory.

Background

In a chemical laboratory, scientific researchers usually perform experiments on a fume hood, and due to the diversity and uncertainty of the experiments, the experiments contain a large amount of peculiar smell and toxic and harmful gases, so that ventilation and air exhaust treatment on the fume hood is very necessary to ensure the physical health of the laboratory staff. At present, the ventilation and the exhaust of the traditional ventilation cabinet used in a laboratory need to be connected through pipelines and are uniformly treated after passing through a waste gas collector, so that the complexity of equipment is increased, and the difficulty and the energy consumption of field construction are increased.

SUMMERY OF THE UTILITY MODEL

According to the not enough among the above prior art, the utility model discloses the technical problem who solves is: the utility model provides a no pipe self-purification type fume chamber need not to install the pipeline in advance, can the on-the-spot equipment, and it is more convenient to install.

The utility model discloses a ductless self-cleaning ventilation cabinet, including the experiment cabinet subassembly, experiment cabinet subassembly top opening, the opening part is equipped with the filtration module, through the indent between filtration module and the experiment cabinet subassembly, rely on gravity to seal, be equipped with the sealing strip in the indent; a fan assembly is arranged in the filtering module.

The fan subassembly extracts the air in the workspace (in the experiment cabinet subassembly promptly), filters through filter module, discharges behind becoming clean air. Filtering toxic and harmful chemical gases and ensuring the health of operators. Through the indent between filter module and the laboratory cabinet subassembly, rely on from gravity to seal, the assembly and disassembly is convenient, can be applied to the room that the laboratory door is too little, can assemble in the room, and two people can assemble the completion in an hour.

The filtering module sequentially comprises a first filtering component, a fan component and a second filtering component from top to bottom.

First filtering component be activated carbon filter, the second filtering component is activated carbon filter and high efficiency filter, still is equipped with the third filtering component between second filtering component and the experiment cabinet subassembly, the third filtering component is just imitated filter. The dust filter is used for filtering dust with larger particle diameter, preventing the activated carbon filter and the high-efficiency filter from being saturated too fast, and prolonging the service life.

All through the indent between first filtering component and the fan subassembly, between fan subassembly and the second filtering component, rely on the gravity to seal, first filtering component, fan subassembly and second filtering component both sides all are equipped with the handle. First filtering component, second filtering component and third filtering component saturation back can the successive layer pull down the change for the dismouting is changed extremely conveniently.

Experiment cabinet subassembly include left and right side board subassembly, backplate, preceding baffle, mesa, roof, preceding baffle includes top panel, well panel and lower panel, the top panel is fixed between left and right side board subassembly and roof, well panel, lower panel pass through the hinge and fix in proper order on top panel and well panel, it has the operation mouth to open on the lower panel, still is equipped with the doorknob on the lower panel, well panel installs magnetism and inhales, the lower panel can inhale laminating upset 180 through doorknob and magnetism, makes things convenient for personnel to take reagent.

The table-board is a ceramic plate, and is fire-resistant, acid-resistant, alkali-resistant and chemical-resistant. The left and right side board assemblies, the middle panel and the lower panel are made of transparent acrylic, are resistant to chemical corrosion, transparent and good in lighting performance, are convenient for people to observe left and right of the cabinet body, and protect operators from splashing of liquid.

The lower part of the experiment cabinet assembly is provided with a detachable support, the support and the experiment cabinet assembly are fixed through screws, so that the laboratory can move for teaching conveniently, and the experiment cabinet assembly can be independently placed on an experiment table.

The support is provided with the laminate and the reinforcing ribs, so that the stability of the support is ensured. The bottom of the support is provided with trundles, the trundles enable the support to be convenient to move, and the laminates can be used for containing articles.

The filter module is arranged in the top cover at the top of the experiment cabinet assembly, and the appearance is attractive.

The experiment cabinet subassembly on be equipped with the electric box subassembly, the fan subassembly is furnished with air velocity transducer, air velocity transducer monitors the wind speed and feeds back to the electric box subassembly, the real-time display equipment running state is equipped with touch display screen on the electric box subassembly.

Compared with the prior art, the utility model beneficial effect who has is:

ductless is from clean type fume chamber, the design of part modularization, the installation is swift simple and convenient, easy and simple to handle, ensures safe and reliable, through the indent between filter module and the laboratory cabinet subassembly, relies on from gravity seal, and the assembly and disassembly is convenient, can be applied to the room that laboratory door is too little, can assemble in the room, and two people can assemble once and finish. The air conditioner has the advantages that a pipeline is not required to be installed in advance, the installation is more convenient, air conditioning air is not required to be exhausted outside, the energy is saved, the purification of a room can be realized, and the problems of ventilation, air exhaust, purification, personal health guarantee of scientific research personnel and the like are solved. First filtering component, second filtering component and third filtering component saturation back can the successive layer pull down the change for the dismouting is changed extremely conveniently.

Drawings

Fig. 1 is one of the schematic structural diagrams of the present invention;

fig. 2 is one of the cross-sectional views of the present invention;

fig. 3 is a second cross-sectional view of the present invention;

FIG. 4 is a partial enlarged view of portion A of FIG. 3;

FIG. 5 is a partial enlarged view of the portion B in FIG. 3;

fig. 6 is a second schematic structural diagram of the present invention.

In the figure: 1. a filtration module; 2. a top cover; 3. an electrical box assembly; 4. a laboratory cabinet assembly; 5. an upper panel; 6. a middle panel; 7. a lower panel; 8. reinforcing ribs; 9. laminating the board; 10. a support; 11. a caster wheel; 12. a first filter assembly; 13. a fan assembly; 14. a second filter assembly; 15. a third filter assembly; 16. magnetic attraction is carried out; 17. a door handle; 18. a table top; 19. pressing a groove; 20. a sealing strip.

Detailed Description

The invention will be further described with reference to the following examples:

as shown in FIGS. 1-6, no pipe self-purification type fume chamber, including experiment cabinet subassembly 4, 4 open-tops of experiment cabinet subassembly, the opening part is equipped with filter module 1, filter module 1 arranges in the overhead guard 2 at experiment cabinet subassembly 4 top. The filtering module 1 comprises a first filtering component 12, a fan component 13 and a second filtering component 14 from top to bottom in sequence. The first filtering component 12 is an activated carbon filter, the second filtering component 14 is an activated carbon filter and a high-efficiency filter, the space between the first filtering component 12 and the fan component 13, the space between the fan component 13 and the second filtering component 14, and the space between the second filtering component 14 and the experiment cabinet component 4 are sealed by virtue of self-gravity through the pressure groove 19, and the pressure groove 19 is internally provided with the sealing strip 20, so that the test is leak-free, and the installation and the replacement are rapid and simple; still be equipped with third filter assembly 15 between second filter assembly 14 and the experiment cabinet subassembly 4, third filter assembly 15 is the primary filter, prevents that activated carbon filter and high efficiency filter from saturating at the excessive speed, increase of service life. The handles are arranged on the two sides of the first filtering component 12, the fan component 13 and the second filtering component 14, and the installation and the replacement are convenient.

Experiment cabinet subassembly 4 includes a left side, right side board subassembly, the backplate, preceding baffle, mesa 18, the roof, preceding baffle includes top panel 5, well panel 6 and lower panel 7, top panel 5 is fixed on a left side, between right side board subassembly and the roof, well panel 6, lower panel 7 is fixed on top panel 5 and well panel 6 in proper order through the hinge, it has the operation mouth to open on the lower panel 7, still be equipped with the doorknob 17 on the lower panel 7, well panel 6 installs magnetism and inhales 16, lower panel 7 can inhale 16 laminating upset 180 through doorknob 17 and magnetism. The table top 18 is a ceramic plate which is fire-resistant, acid-resistant, alkali-resistant and chemical-resistant; the left and right side board assemblies, the middle panel 6 and the lower panel 7 are made of transparent acrylic, are resistant to chemical corrosion, transparent and good in lighting performance, are convenient for people to observe left and right of the cabinet body, and protect operators from splashing of liquid.

The lower part of the experiment cabinet component 4 is provided with a detachable support 10, the bottom of the support 10 is provided with a caster 11, and the support 10 and the experiment cabinet component 4 are fixed through screws. The bracket 10 is provided with a laminate 9 and a reinforcing rib 8.

The experiment cabinet assembly 4 is provided with an electric box assembly 3, an LED lamp is arranged in the experiment cabinet assembly 4, a chemical sensor is arranged in the fan assembly 13, and the chemical sensor is connected with the electric box assembly 3 and used for detecting whether the air quality meets the requirement; the fan assembly 13 is provided with a wind speed sensor which monitors wind speed and feeds the wind speed back to the electric box assembly 3, the running state of the equipment is displayed in real time, and the electric box assembly 3 is provided with a touch display screen.

The fan in the fan subassembly 13 produces ascending air current, and the inside (the following is called the workspace) of experiment cabinet subassembly 4 is the negative pressure, and poisonous, the harmful gas that produces of carrying out the experiment in the workspace upwards gets into filtration module 1. The wind speed sensor monitors the airflow mode of a working area in real time, and a variable-frequency constant wind speed control mode ensures that the negative pressure of the working area is free from leakage. The poisonous and harmful gas that produces passes through third filter assembly 15 (primary filter layer), second filter assembly 14 (activated carbon filter and high efficiency filter), fan subassembly 13, first filter assembly 12 (activated carbon filter) in proper order, and primary filter is used for filtering the great dust of particle diameter, prevents that chemical filter and high efficiency filter from saturating at the excessive speed, increase of service life. The toxic and harmful gases are filtered and absorbed through physical adsorption, oxidation, neutralization, complexation and other chemical reactions of the second filter assembly 14 (an activated carbon filter and a high-efficiency filter), and then whether the air quality meets the requirements is detected by a chemical sensor in the fan assembly 13. And then the air passes through the first filtering component 12 (an activated carbon filter), toxic and harmful gas and dust are further adsorbed, the failure and incomplete adsorption of the second filtering component 14 are prevented, the purified clean air is discharged indoors again, and the indoor circulation and self-purification of the air are realized. The utility model discloses the design of part modularization, the installation is swift simple and convenient, through indent 19 between filter module 1 and the laboratory cabinet subassembly 4, relies on gravity to seal, and assembly and disassembly is convenient, can be applied to the room that laboratory door is too little, can assemble in the room. The air conditioner has the advantages that a pipeline is not required to be installed in advance, the installation is more convenient, air conditioning air is not required to be exhausted outside, the energy is saved, the purification of a room can be realized, and the problems of ventilation, air exhaust, purification, personal health guarantee of scientific research personnel and the like are solved.

Claims (10)

1. The utility model provides a no pipe self-purification type fume chamber which characterized in that: the experimental cabinet component (4) is provided with an opening at the top, a filter module (1) is arranged at the opening, the filter module (1) and the experimental cabinet component (4) are sealed by means of self-gravity through a pressure groove (19), and a sealing strip (20) is arranged in the pressure groove (19); a fan component (13) is arranged in the filtering module (1).

2. The ductless self-cleaning fumehood of claim 1 wherein: the filtering module (1) sequentially comprises a first filtering component (12), a fan component (13) and a second filtering component (14) from top to bottom.

3. The ductless self-cleaning fumehood of claim 2 wherein: first filtering component (12) be active carbon filter, second filtering component (14) are active carbon filter and high efficiency filter, still be equipped with third filtering component (15) between second filtering component (14) and experiment cabinet subassembly (4), third filtering component (15) are primary filter.

4. The ductless self-cleaning fumehood of claim 2 wherein: between first filtering component (12) and fan subassembly (13), all through indent (19) between fan subassembly (13) and second filtering component (14), rely on from gravity to seal, first filtering component (12), fan subassembly (13) and second filtering component (14) both sides all are equipped with the handle.

5. The ductless self-cleaning fumehood of claim 1 wherein: experiment cabinet subassembly (4) including a left side, right side board subassembly, the backplate, preceding baffle, mesa (18), the roof, preceding baffle includes top panel (5), well panel (6) and lower panel (7), top panel (5) are fixed on a left side, between right side board subassembly and the roof, well panel (6), lower panel (7) are fixed in proper order on top panel (5) and well panel (6) through the hinge, it has the operation mouth to open on lower panel (7), still be equipped with door knob (17) on lower panel (7), well panel (6) are installed and are inhaled (16), lower panel (7) can be through door knob (17) and inhale (16) laminating upset 180.

6. The ductless self-cleaning fumehood of claim 5 wherein: the table top (18) is a ceramic plate, and the left side plate component, the right side plate component, the middle panel (6) and the lower panel (7) are made of transparent acrylic.

7. The ductless self-cleaning fumehood of claim 1 wherein: the lower part of the experiment cabinet component (4) is provided with a detachable bracket (10), and the bracket (10) and the experiment cabinet component (4) are fixed through screws.

8. The ductless self-cleaning fumehood of claim 7 wherein: the bracket (10) is provided with a laminate (9) and a reinforcing rib (8), and the bottom of the bracket (10) is provided with a caster (11).

9. The ductless self-cleaning fumehood of claim 1 wherein: the filter module (1) is arranged in a top cover (2) at the top of the experiment cabinet component (4).

10. The ductless self-cleaning fumehood of claim 1 wherein: experiment cabinet subassembly (4) on be equipped with electric box subassembly (3), fan subassembly (13) are furnished with air velocity transducer, air velocity transducer monitors the wind speed and feeds back to electric box subassembly (3), be equipped with touch display screen on electric box subassembly (3).