CN210631929U - Exhaust-gas treatment fume chamber - Google Patents

Abstract

The utility model discloses a fume chamber for waste gas treatment, which comprises a fume chamber, an all-steel spray coating, a glass window, a control panel, a power socket, a level adjusting foot, a lighting device, an air outlet, an empty groove, a dry filtering layer, a flame-retardant hollow ball, an air inlet, a clapboard, an active carbon layer, a liquid loading funnel, a return pipe, a reaction liquid container, a liquid pumping pipe, a liquid pumping pump, a liquid inlet pipe and a nozzle, wherein the front surface of the fume chamber is provided with the glass window, the control panel and the power socket, the level adjusting foot is arranged at the lower end surface of the fume chamber, the lighting device and the air outlet are arranged in the all-steel spray coating, the dry filtering layer, the flame-retardant hollow ball, the air inlet and the clapboard are arranged in the empty groove, the active carbon layer is arranged on the clapboard, the liquid loading funnel is arranged at the lower end of the empty groove, the liquid pump is connected with the liquid inlet pipe, and the upper end of the liquid inlet pipe is connected with a nozzle.

Description

Exhaust-gas treatment fume chamber

Technical Field

The utility model relates to a fume chamber equipment technical field specifically is an exhaust-gas treatment fume chamber.

Background

Most of the existing laboratories are provided with a waste gas treatment system commonly used by a plurality of fume hoods, the waste gas treatment system is uniformly treated on the roof or outdoors through a spray tower and activated carbon and then is discharged after meeting the environmental protection requirement, the pipeline distance is too long, and in the process of discharging toxic and harmful gases such as strong acid, strong alkali steam and the like, harmful liquids such as acid liquor, alkali liquor and the like are generated due to the temperature difference between the inside and the outside of a ventilating pipeline to form backflow to corrode laboratory equipment and instruments to cause secondary damage; the plurality of fume hoods share one ventilation system for waste gas treatment, different fume hoods are easy to perform different experiments to generate different experimental waste gases, and unexpected chemical reactions or even explosion can occur when the fume hoods are mixed before waste gas treatment; a fume chamber is with a set of ventilation system and a set of exhaust-gas treatment equipment, can solve above-mentioned problem, and small-size laboratory only has a fume chamber not have the problem, if too much this kind of scheme of fume chamber quantity just is unrealistic and the cost is too high.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an exhaust-gas treatment fume chamber to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: a fume hood for treating waste gas comprises a fume hood, all-steel spraying, a glass window, a control panel, a power socket, an adjusting horizontal pin, a lighting device, an air outlet, an empty slot, a draining layer, a flame-retardant hollow ball, an air inlet, a partition board, an activated carbon layer, a liquid accumulation funnel, a backflow pipe, a reaction liquid container, a liquid pumping pipe, a liquid pumping pump, a liquid feeding pipe and a nozzle, wherein the upper end face of the fume hood is provided with the all-steel spraying, the fume hood is positively provided with the glass window, the control panel and the power socket, the adjusting horizontal pin is arranged on the lower end face of the fume hood, the lighting device and the air outlet are arranged in the all-steel spraying, the empty slot is arranged in the fume hood, the draining layer, the flame-retardant hollow ball, the air inlet and the partition board are arranged in the empty slot, the activated carbon layer is arranged on the partition board, the liquid, a liquid suction pipe is arranged in the reaction liquid container, the upper end of the liquid suction pipe is connected with a liquid suction pump, the liquid suction pump is connected with a liquid inlet pipe, and the upper end of the liquid inlet pipe is connected with a nozzle.

As a further aspect of the present invention: the glass window is made for toughened glass, and the lock joint is openly at the fume chamber, is convenient for observe the fume chamber is inside through the glass window, and the dismouting of being convenient for does benefit to after the dismantlement and washs the fume chamber is inside.

As a further aspect of the present invention: be equipped with the recess on the baffle, activated carbon layer lower extreme is equipped with the slider, and activated carbon layer passes through sliding connection with the baffle, is convenient for carry out the dismouting to activated carbon layer and changes, can guarantee the availability factor and the filtration quality on activated carbon layer effectively.

As a further aspect of the present invention: hydrops funnel upper end is equipped with the jump ring, and the dead slot lower extreme is equipped with the draw-in groove, and the jump ring setting is convenient for collect the liquid that the nozzle spilled through the hydrops funnel in the draw-in groove, can promote the utilization ratio of reaction liquid, resources are saved, and the dismouting of being convenient for.

As a further aspect of the present invention: the upper end of the nozzle is provided with external threads, the upper end of the liquid inlet pipe is provided with a screw hole, the nozzle is connected with the liquid inlet pipe through threads, the nozzle is convenient to disassemble, assemble and clean, and blockage caused after long-time use is avoided.

Compared with the prior art, the beneficial effects of the utility model are that: the upper end of the effusion funnel is provided with the clamp spring, the lower end of the empty groove is provided with the clamp groove, the clamp spring is arranged in the clamp groove, liquid spilled by the nozzle can be conveniently collected through the effusion funnel, the utilization rate of reaction liquid can be improved, resources are saved, and the disassembly and the assembly are convenient; the partition plate is provided with a groove, the lower end of the activated carbon layer is provided with a sliding piece, and the activated carbon layer is connected with the partition plate in a sliding manner, so that the activated carbon layer is convenient to disassemble, assemble and replace, and the use efficiency and the filtering quality of the activated carbon layer can be effectively ensured; can carry out the dismouting according to the user demand of different environment between spraying structure and the active carbon and change, realize the exhaust-gas treatment of different laboratory environment to can satisfy the user demand of different laboratories, spray and be applicable to the acid-base laboratory, the active carbon is used for removing the use in the laboratory of peculiar smell, and the suitability is high, and the practicality is strong, easy operation.

Drawings

Fig. 1 is a schematic structural view of an exhaust gas treatment hood.

FIG. 2 is a schematic structural view of embodiment 1 in an exhaust-gas treatment hood.

FIG. 3 is a schematic structural view of embodiment 2 in an exhaust-gas treatment hood.

In the figure: the device comprises a ventilation cabinet 1, an all-steel spray coating 2, a glass window 3, a control panel 4, a power socket 5, a horizontal adjusting pin 6, a lighting device 7, an air outlet 8, an empty groove 9, a draining layer 10, a flame-retardant hollow sphere 11, an air inlet 12, a partition plate 13, an activated carbon layer 14, a liquid loading funnel 15, a return pipe 16, a reaction liquid container 17, a liquid pumping pipe 18, a liquid pumping pump 19, a liquid inlet pipe 20 and a nozzle 21.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Example 1:

referring to fig. 1-2, in an embodiment of the present invention, a fume hood for waste gas treatment includes a fume hood 1, an all-steel spray coating 2, a glass window 3, a control panel 4, a power socket 5, a level adjusting foot 6, a lighting device 7, an air outlet 8, an empty slot 9, a draining layer 10, a hollow flame-retardant ball 11, an air inlet 12, a liquid loading funnel 15, a return pipe 16, a reaction liquid container 17, a liquid pumping pipe 18, a liquid pumping pump 19, a liquid feeding pipe 20, and a nozzle 21, the upper end surface of the fume hood 1 is provided with the all-steel spray coating 2, the front surface of the fume hood 1 is provided with the glass window 3, the control panel 4, and the power socket 5, the glass window 3 is made of tempered glass and is fastened to the front surface of the fume hood 1, the inside of the fume hood 1 can be observed through the glass window 3, the assembly and disassembly are facilitated, the interior of the fume hood 1 can be cleaned after being, the leveling can be carried out under the condition of uneven placement points by adjusting the horizontal feet 6, the balance of the ventilation cabinet 1 is ensured, the lighting device 7 and the air outlet 8 are arranged in the all-steel spraying device 2, the empty slot 9 is arranged in the ventilation cabinet 1, the filter layer 10, the flame-retardant hollow sphere 11 and the air inlet 12 are arranged in the empty slot 9, the effusion funnel 15 is arranged at the lower end of the empty slot 9, the lower end of the effusion funnel 15 is provided with the return pipe 16, the lower end of the return pipe 16 is connected with the reaction liquid container 17, the reaction liquid container 17 is internally provided with the liquid pumping pipe 18, the upper end of the liquid pumping pipe 18 is connected with the liquid pumping pump 19, the liquid pumping pump 19 is connected with the liquid inlet pipe 20, the upper end of the liquid inlet pipe 20 is connected with the nozzle 21, the upper end of the nozzle 21 is provided with external threads, the upper end of the liquid inlet pipe 20 is provided with a screw, 15 upper ends of hydrops funnel are equipped with the jump ring, and 9 lower extremes of dead slot are equipped with the draw-in groove, and the jump ring setting is convenient for collect the liquid that nozzle 21 spills through hydrops funnel 15 in the draw-in groove, can promote the utilization ratio of reaction liquid, resources are saved, and the dismouting of being convenient for.

The working principle of the embodiment is as follows: the fan is with the waste gas that the experiment produced by air intake 12 suction fume chamber 1 in, reaction liquid container 17's reaction liquid gets into the liquid suction pipe 18 under drawing liquid pump 19's effect, spray the processing to waste gas via feed liquor pipe 20 and nozzle 21 again, fire-retardant clean ball 11 can avoid taking place the gas combustion in fume chamber 1, waste gas after the processing is sprayed, rise after the drying process of draining layer 10, discharge by air outlet 8, this embodiment is applicable to the acid-base laboratory, it gets reaction liquid by hydrops funnel 15 entering back flow 16 after spraying, reentrant reaction liquid container 17 is interior, can promote the utilization ratio of reaction liquid, and resources are saved, and the dismouting of being convenient for.

Example 2:

referring to fig. 1 and 3, in an embodiment of the present invention, a fume hood for waste gas treatment includes a fume hood 1, an all-steel spray coating 2, a glass window 3, a control panel 4, a power socket 5, a horizontal adjusting foot 6, a lighting device 7, an air outlet 8, a hollow groove 9, a partition 13 and an activated carbon layer 14, the all-steel spray coating 2 is disposed on an upper end surface of the fume hood 1, the glass window 3, the control panel 4 and the power socket 5 are disposed on a front surface of the fume hood 1, the glass window 3 is made of tempered glass and is fastened to the front surface of the fume hood 1, the inside of the fume hood 1 can be observed through the glass window 3, the disassembly and the cleaning of the inside of the fume hood 1 are facilitated, the horizontal adjusting foot 6 is disposed on a lower end surface of the fume hood 1, the leveling can be performed under a condition that a place point is uneven through the horizontal adjusting foot 6, and the balance of the fume hood, be equipped with lighting device 7 and air outlet 8 in the all steel spraying 2, dead slot 9 sets up in fume chamber 1, is equipped with baffle 13 in the dead slot 9, be equipped with activated carbon layer 14 on the baffle 13, be equipped with the recess on the baffle 13, activated carbon layer 14 lower extreme is equipped with the saddle, and activated carbon layer 14 passes through sliding connection with baffle 13, is convenient for carry out the dismouting change to activated carbon layer 14, can guarantee activated carbon layer's availability factor and filtration quality effectively.

The working principle of the embodiment is as follows: the waste gas that the fan will be experimental to produce is by air intake 12 suction fume chamber 1 in, rises and adsorbs the back via activated carbon layer 14, adsorbs the peculiar smell in the waste gas, and the gas after detaching the peculiar smell is discharged by air outlet 8, is equipped with baffle 13 in the dead slot 9, be equipped with activated carbon layer 14 on the baffle 13, be equipped with the recess on the baffle 13, 14 lower extremes on the activated carbon layer are equipped with the slider, and activated carbon layer 14 passes through sliding connection with baffle 13, is convenient for carry out the dismouting change to activated carbon layer 14, can guarantee activated carbon layer's availability factor and filtration quality effectively.

The utility model provides a can carry out the dismouting change according to the user demand of different environment between spraying structure and the active carbon, realize the exhaust-gas treatment of different laboratory environment to can satisfy the user demand of different laboratories, spray and be applicable to the acid-base laboratory, the active carbon is used for removing the use of the laboratory of peculiar smell, and the suitability is high, and the practicality is strong, easy operation.

Although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments or portions thereof without departing from the spirit and scope of the invention.

Claims (5)

1. A fume hood for treating waste gas comprises a fume hood, all-steel spraying, a glass window, a control panel, a power socket, an adjusting horizontal pin, a lighting device, an air outlet, an empty slot, a draining layer, a flame-retardant hollow ball, an air inlet, a partition board, an activated carbon layer, a liquid accumulation funnel, a backflow pipe, a reaction liquid container, a liquid pumping pipe, a liquid pumping pump, a liquid feeding pipe and a nozzle, and is characterized in that the upper end surface of the fume hood is provided with the all-steel spraying, the front surface of the fume hood is provided with the glass window, the control panel and the power socket, the adjusting horizontal pin is arranged on the lower end surface of the fume hood, the lighting device and the air outlet are arranged in the all-steel spraying, the empty slot is arranged in the fume hood, the draining layer, the flame-retardant hollow ball, the air inlet and the partition board are arranged in the empty slot, the liquid, the reaction solution container is connected to the lower end of the return pipe, a liquid pumping pipe is arranged in the reaction solution container, the upper end of the liquid pumping pipe is connected with a liquid pumping pump, the liquid pumping pump is connected with a liquid inlet pipe, and a nozzle is connected to the upper end of the liquid inlet pipe.

2. The exhaust-gas treatment ventilation hood according to claim 1, wherein the glass window is made of tempered glass and is fastened to the front surface of the ventilation hood.

3. The exhaust-gas treatment ventilation cabinet according to claim 1, wherein the partition plate is provided with a groove, the lower end of the activated carbon layer is provided with a slide piece, and the activated carbon layer is connected with the partition plate in a sliding manner.

4. The exhaust-gas treatment ventilation cabinet according to claim 1, wherein a snap spring is arranged at the upper end of the effusion funnel, a snap groove is arranged at the lower end of the empty groove, and the snap spring is arranged in the snap groove.

5. The fume hood for treating exhaust gas of claim 1, wherein the nozzle has an external thread at an upper end thereof, and a screw hole at an upper end of the liquid inlet pipe, and the nozzle is connected to the liquid inlet pipe by a screw thread.

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