CN211328704U

CN211328704U - Chemical industry laboratory ventilation filtration system

Info

Publication number: CN211328704U
Application number: CN201921553327.6U
Authority: CN
Inventors: 赵茹; 仇飞
Original assignee: Nanjing Xiaozhuang University
Current assignee: Nanjing Xiaozhuang University
Priority date: 2019-09-18
Filing date: 2019-09-18
Publication date: 2020-08-25
Anticipated expiration: 2029-09-18

Abstract

The utility model belongs to the technical field of chemical industry, and discloses a ventilation and filtration system for a chemical laboratory, which comprises a ventilation component, a first filtration component and a second filtration component; the ventilation assembly comprises a high-speed pipeline fan and a first ventilation pipeline, and the high-speed pipeline fan is positioned at four corners in a chemical laboratory; the first filtering component comprises a filtering box, and a carbon adsorption plate is connected inside the filtering box in a sliding manner; the second filtering assembly comprises a water filtering tank, a second air duct is connected between the water filtering tank and the filtering tank, and the second air duct extends below the water surface; derive the emission through ventilation unit to the inside air in chemical industry laboratory, all set up high-speed pipeline fan in four inside corners in the laboratory, the ventilation efficiency is high and ventilate completely, carries out other first filtration of laboratory inside through first filtering component, and great granule in the adsorbed air carries out water through the secondary filter simultaneously and strains, adsorbs harmful gas in the subsides air completely, and multiple filtration filters, and the filtration is complete.

Description

Chemical industry laboratory ventilation filtration system

Technical Field

The utility model belongs to the technical field of the chemical industry, especially, relate to a chemical industry laboratory ventilation filtration system.

Background

Chemical engineering is a short term for chemical technology, chemical industry and chemical engineering, and the technology of changing the composition and structure of substances or synthesizing new substances by using a chemical method belongs to chemical production technology, namely chemical technology, the obtained products are called chemicals or chemical products, at first, the production of the products is performed in manual workshops, and then the products are developed into factories, and a specific production industry, namely the chemical industry, is gradually formed.

Air purification device is one of chemical analysis laboratory keeps clean indispensable equipment in chemical analysis laboratory, but current chemical analysis laboratory is with air purification device purifying effect poor, only simple filters the air, still contains a lot of impurity and pollutant in the air after the filtration, and then has reduced chemical analysis laboratory air purification device's practicality.

SUMMERY OF THE UTILITY MODEL

To the problem that prior art exists, the utility model provides a chemical industry laboratory ventilation filtration system.

The utility model is realized in such a way that a chemical laboratory ventilation and filtration system comprises a ventilation component, a first filtration component and a second filtration component, wherein the ventilation component is connected with the first filtration component, and the end of the first filtration component far away from the ventilation component is connected with the second filtration component;

the ventilation assembly comprises a high-speed pipeline fan and a first ventilation pipeline positioned on the high-speed pipeline fan, the high-speed pipeline fan is positioned at four corners in a chemical laboratory, the high-speed pipeline fan is fixed with the wall of the chemical laboratory through an angular plate, and a control switch for controlling the high-speed pipeline fan to be switched on and off is fixed on the wall outside the chemical laboratory;

the first filtering assembly comprises a filtering box, the bottom of the filtering box is connected with the first ventilating pipeline, the outer wall of the filtering box is fixedly connected to the top of a chemical laboratory through a seven-shaped fixing rod, a carbon adsorption plate is connected to the inside of the filtering box in a sliding mode, and a fixing piece is arranged on the carbon adsorption plate;

the second filtering assembly comprises a water filtering tank, a second air duct is connected between the water filtering tank and the filtering tank, and the second air duct extends below the water surface.

As the utility model relates to a technical scheme that chemical industry laboratory ventilation filtration system is preferred, high-speed pipeline fan upper end is fixed with the connecting plate of connection in the chemical industry laboratory upper end, threaded connection has on the connecting plate first air pipe.

Adopting the scheme; first breather pipe passes through connecting plate threaded connection with the laboratory top, and the inside washing of first breather pipe is made things convenient for in the dismantlement of the first breather pipe of being convenient for.

As the utility model relates to a technical scheme that chemical industry laboratory ventilation filtration system is preferred, the mounting is including fixing the diaphragm that carbon adsorption plate slided in the end is kept away from to carbon adsorption plate, the articulated curved bar that is connected with in diaphragm both ends, the curved bar with the resilience has between the diaphragm, the curved bar is kept away from the pin joint and is fixed with the hemisphere fixture block, still including seting up the confession of rose box both sides the draw-in groove of hemisphere fixture block joint.

Adopting the scheme; the carbon adsorption plate is clamped and fixed in the clamping groove through the hemispherical fixture block, and the hemispherical fixture block can slide out of the clamping groove conveniently due to the rebound resilience between the curved rod and the transverse plate, so that the carbon adsorption plate can be replaced conveniently when more dust is collected on the carbon adsorption plate.

As the utility model relates to a preferred technical scheme of chemical industry laboratory ventilation filtration system, the diaphragm both ends are fixed with the dead lever, rotate on the dead lever and connect the knee lever, the knee lever both ends are equipped with the cover and establish the torsional spring on the dead lever, two torsional spring one end all is fixed with knee lever one end, and the other end is fixed with the diaphragm.

Adopting the scheme; set up the torsional spring at the knee lever both ends, when hemisphere fixture block joint got into the draw-in groove inside, because the resilience of torsional spring, further fixed the hemisphere fixture block inside the draw-in groove.

As the utility model relates to a technical scheme that chemical industry laboratory ventilation filtration system is preferred, water filter box one side is equipped with the drain, the drain upper end is filled with the rubber buffer, water filter box upper end is equipped with the water inlet.

Adopting the scheme; the sewage draining port is arranged, so that the sewage in the water filter box can be conveniently accumulated and drained.

The utility model discloses an advantage and positive effect do: derive the emission through ventilation unit to the inside air in chemical industry laboratory, all set up high-speed pipeline fan in four inside corners in the laboratory, the ventilation efficiency is high and ventilate completely, carries out other first filtration of laboratory inside through first filtering component, and great granule in the adsorbed air carries out water through the secondary filter simultaneously and strains, adsorbs harmful gas in the subsides air completely, and multiple filtration filters, and the filtration is complete.

Drawings

Fig. 1 is a schematic structural diagram provided in an embodiment of the present invention;

fig. 2 is a schematic structural diagram of a ventilation assembly provided by an embodiment of the present invention;

fig. 3 is a schematic structural diagram of a first filter assembly provided by an embodiment of the present invention;

fig. 4 is a cross-sectional view taken along line a-a of fig. 3 according to an embodiment of the present invention;

fig. 5 is an enlarged schematic view of a fixing member according to an embodiment of the present invention;

fig. 6 is a schematic structural diagram of a second filter assembly provided by an embodiment of the present invention;

in the figure: 1. a ventilation assembly; 11. a high-speed pipeline fan; 12. a first vent conduit; 13. an angle plate; 14. A control switch; 2. a first filter assembly; 21. a filter box; 22. a seven-shaped fixing rod; 23. a carbon adsorption plate; 24. a fixing member; 241. a transverse plate; 242. a curved bar; 243. a hemispherical fixture block; 244. a card slot; 245. Fixing the rod; 246. a torsion spring; 3. a second filter assembly; 31. a water filter tank; 32. a second vent conduit; 4. A connecting plate; 5. a sewage draining outlet; 6. a rubber plug; 7. a water inlet.

Detailed Description

In order to further understand the contents, features and effects of the present invention, the following embodiments are illustrated and described in detail with reference to the accompanying drawings.

The structure of the present invention will be described in detail with reference to the accompanying drawings.

As shown in fig. 1, a chemical laboratory ventilation and filtration system provided by an embodiment of the present invention includes a ventilation assembly 1, a first filtration assembly 2, and a second filtration assembly 3, where the ventilation assembly 1 is connected to the first filtration assembly 2, and the end of the first filtration assembly 2 away from the ventilation assembly 1 is connected to the second filtration assembly 3;

as shown in fig. 2, the ventilation assembly 1 includes a high-speed pipeline fan 11 and a first ventilation pipeline 12 located on the high-speed pipeline fan 11, the high-speed pipeline fan 11 is located at four corners in a chemical laboratory, the high-speed pipeline fan 11 is fixed to a wall of the chemical laboratory through an angle plate 13, and a control switch 14 for controlling the high-speed pipeline fan 11 to be switched on and off is fixed to the wall of the chemical laboratory; the upper end of the high-speed pipeline fan 11 is fixedly provided with a connecting plate 4 connected to the upper end of a chemical laboratory, and the connecting plate 4 is in threaded connection with the first air duct 12.

As shown in fig. 3, 4 and 5, the first filtering assembly 2 includes a filtering tank 21, the bottom of the filtering tank 21 is connected to the first ventilating duct 12, the outer wall of the filtering tank 21 is fixedly connected to the top of a chemical laboratory through a fixing rod 22 shaped like a Chinese character 'qi', a carbon adsorption plate 23 is slidably connected to the inside of the filtering tank 21, and a fixing member 24 is arranged on the carbon adsorption plate 23;

wherein, the mounting 24 is including fixing the carbon adsorption plate 23 is kept away from the diaphragm 241 of carbon adsorption plate 23 slip-in end, the articulated curved bar 242 that is connected with in diaphragm 241 both ends, curved bar 242 with resilience has between the diaphragm 241, curved bar 242 keeps away from the pin joint and is fixed with hemisphere fixture block 243, still including seting up the confession of rose box 21 both sides the draw-in groove 244 of hemisphere fixture block 243 joint.

Further, the both ends of diaphragm 241 are fixed with dead lever 245, rotate on the dead lever 245 and connect curved bar 242, curved bar 242 both ends are equipped with the torsional spring 246 that the cover was established on dead lever 245, two torsional spring 246 one end all is fixed with curved bar 242 one end, and the other end is fixed with diaphragm 241.

As shown in fig. 6, the second filtering assembly 3 includes a water filtering tank 31, a second air passage 32 is connected between the water filtering tank 31 and the filtering tank 21, and the second air passage 32 extends below the water surface;

further, a sewage draining outlet 5 is arranged on one side of the water filtering tank 31, a rubber plug 6 is plugged at the upper end of the sewage draining outlet 5, and a water inlet 7 is arranged at the upper end of the water filtering tank 31.

The utility model discloses a theory of operation: when the device is used, the control switch 14 is turned on, the high-speed pipeline fan 11 is driven to ventilate and exhaust the interior of a chemical laboratory, the gas in the laboratory is discharged into the filter box 21 through the first vent pipeline 12, the gas is primarily adsorbed through the carbon adsorption plate 23, the gas subjected to primary adsorption is introduced into the water filter box 31 through the second vent pipeline 32, harmful gas is adsorbed and settled through the water filter box 31, the filtered gas can be discharged through the water inlet 7, the filtered sewage can be discharged through the sewage discharge port 5, and the discharge port 5 is plugged through the rubber plug 6 when not used;

when the carbon adsorption plate 23 is used for a long time and needs to be replaced or cleaned, the horizontal plate 241 is driven to move in the direction away from the filter box 21 through the fixing horizontal plate 241, the hemispherical fixture 243 on the curved rod 242 is slid out of the fixture groove 244, the fixing relation between the carbon adsorption plate 23 and the filter box 21 is released, the carbon adsorption plate 23 is taken out for replacement or cleaning, and when the carbon adsorption plate 23 is mounted again, the carbon adsorption plate 23 is slid in until the hemispherical fixture 243 is clamped into the fixture groove 244 to fix the carbon adsorption plate 23.

The above description is only for the preferred embodiment of the present invention, and is not intended to limit the present invention in any way, and all the modifications and equivalents of the technical spirit of the present invention to any simple modifications of the above embodiments are within the scope of the technical solution of the present invention.

Claims

1. The ventilation and filtration system for the chemical laboratory is characterized by comprising a ventilation assembly (1), a first filtration assembly (2) and a second filtration assembly (3), wherein the ventilation assembly (1) is connected with the first filtration assembly (2), and the end, far away from the ventilation assembly (1), of the first filtration assembly (2) is connected with the second filtration assembly (3);

the ventilation assembly (1) comprises a high-speed pipeline fan (11) and a first ventilation pipeline (12) positioned on the high-speed pipeline fan (11), the high-speed pipeline fan (11) is positioned at four corners in a chemical laboratory, the high-speed pipeline fan (11) is fixed with the wall of the chemical laboratory through an angular plate (13), and a control switch (14) for controlling the high-speed pipeline fan (11) to be switched on and off is fixed on the wall outside the chemical laboratory;

the first filtering assembly (2) comprises a filtering box (21), the bottom of the filtering box (21) is connected with the first ventilating pipeline (12), the outer wall of the filtering box (21) is fixedly connected to the top of a chemical laboratory through a seven-shaped fixing rod (22), a carbon adsorption plate (23) is connected to the inside of the filtering box (21) in a sliding mode, and a fixing piece (24) is arranged on the carbon adsorption plate (23);

the second filtering assembly (3) comprises a water filtering tank (31), a second air duct (32) is connected between the water filtering tank (31) and the filtering tank (21), and the second air duct (32) extends into the position below the water surface.

2. The ventilation and filtration system for the chemical laboratory is characterized in that a connecting plate (4) connected to the upper end of the chemical laboratory is fixed to the upper end of the high-speed pipeline fan (11), and the first air duct (12) is connected to the connecting plate (4) in a threaded manner.

3. The chemical laboratory ventilation filtration system of claim 1, wherein the fixing member (24) comprises a transverse plate (241) fixed to the carbon adsorption plate (23) far away from the sliding end of the carbon adsorption plate (23), two ends of the transverse plate (241) are hinged to a curved rod (242), the curved rod (242) has resilience with the transverse plate (241), the curved rod (242) is far away from the hinge point and is fixed with a hemispherical fixture block (243), and the system further comprises clamping grooves (244) which are arranged on two sides of the filter box (21) and used for clamping the hemispherical fixture block (243).

4. The chemical laboratory ventilation filtration system of claim 3, wherein fixing rods (245) are fixed at two ends of the transverse plate (241), the fixing rods (245) are rotatably connected with the curved rod (242), torsion springs (246) sleeved on the fixing rods (245) are arranged at two ends of the curved rod (242), one end of each of the two torsion springs (246) is fixed with one end of the curved rod (242), and the other end of each of the two torsion springs is fixed with the transverse plate (241).

5. The chemical laboratory ventilation and filtration system as claimed in claim 1, wherein a sewage draining outlet (5) is arranged on one side of the water filter box (31), a rubber plug (6) is plugged at the upper end of the sewage draining outlet (5), and a water inlet (7) is arranged at the upper end of the water filter box (31).