CN216935249U - Waste gas purification device for production of coil coating - Google Patents

Abstract

The utility model discloses a waste gas purification device for coil coating production, which comprises a waste gas collecting pipe, a gas-liquid separator, a spraying mechanism, a circulating precipitation mechanism, an activated carbon adsorption mechanism and an exhaust assembly which are sequentially connected, wherein the waste gas collecting pipe is communicated to the inlet of the gas-liquid separator, and the outlet of the gas-liquid separator is communicated with the spraying mechanism. According to the utility model, the stirring shaft is additionally arranged in the spraying mechanism, so that dust which is not mixed into water can be mixed with water sprayed by the spray head again, and the solubility of pollutants can be greatly reduced; through set up the heater rod in the adsorption tank, dry the active carbon, the active carbon after the stoving can also continue to adsorb organic matter, not only can guarantee to treat that the organic matter content in the exhaust gas reaches minimumly, is favorable to the environmental protection, can also practice thrift the use of active carbon resource.

Description

A exhaust gas purification device for coil coating production

The technical field is as follows:

the utility model relates to the technical field of production and use equipment of coil coating, in particular to a waste gas purification device for coil coating production.

Background art:

the organic matter concentration in coil coating production plants is very high and the health of workers working therein faces a great threat if no effective measures are taken to purify the air. In general, in order to reduce production cost, activated carbon adsorption towers are directly purchased in factories to remove organic matters in the plants, and in practical situations, the activated carbon adsorption towers have very limited functions.

The patent number of my company's prior application is CN201420600925.5, the name is a waste gas purification equipment includes waste gas entry, vapour and liquid separator, high-efficient spray column, circulating water tank, fan and chimney, waste gas gets into in the vapour and liquid separator through the pipeline from the waste gas entry, and liquid is stored in the accumulator in vapour and liquid separator bottom, and gas gets into in the high-efficient spray column through the pipeline from the export of vapour and liquid separator, and the gas after spraying purification is carried to the chimney by the fan through the pipeline.

In the in-service use process, after activated carbon uses a period, activated carbon can become moist to make adsorption effect variation, the inside dust of high-efficient spray column simultaneously can not be fine mix in water, lead to purifying effect poor.

The utility model has the following contents:

aiming at the problems, the utility model provides the waste gas purification device for the production of the coil coating, which has a simple structure and a good purification effect.

The utility model is realized by the following technical scheme:

a waste gas purification device for production of coiled material coating comprises a waste gas collecting pipe, a gas-liquid separator, a spraying mechanism, a circulating precipitation mechanism, an active carbon adsorption mechanism and an exhaust component which are connected in sequence, wherein the waste gas collecting pipe is communicated with the inlet of the gas-liquid separator, the outlet of the gas-liquid separator is communicated with the spraying mechanism, the spraying mechanism comprises a spraying box, a stirring shaft, a reversing coupler, a motor and a plurality of spray heads, the stirring shaft is rotatably arranged in the spraying box, the motor is fixed outside the spraying box, a motor output shaft penetrates through the spraying box, the motor drives the stirring shaft to rotate through the reversing coupler, the spray heads are arranged at the top end of the stirring shaft, the circulating precipitation mechanism comprises a sedimentation tank and a circulating pump, the bottom end of the spraying box is communicated with the sedimentation tank, the output end of the circulating pump is communicated with the spray heads, and the top end of the spraying box is provided with an outlet pipe, the outlet duct is linked together with active carbon adsorption mechanism, active carbon adsorption mechanism includes adsorption tank, rotary disk and heater bar, the rotary disk rotates and sets up in the adsorption tank, the rotary disk both sides are fixed with a plurality of heater bars, the gas outlet and the exhaust subassembly of adsorption tank are linked together.

Preferably, the exhaust assembly comprises a fan and a chimney.

Preferably, the spray head is also externally connected with a high-pressure water source.

In order to facilitate the heating rod to dry the activated carbon, a plurality of activated carbon particles are placed in the adsorption box.

In order to provide power for the rotating disk, a servo motor for driving the rotating disk to rotate is arranged at the bottom of the adsorption box.

The utility model has the beneficial effects that:

1. through increasing the (mixing) shaft in spraying the mechanism, the gas that separates from vapour and liquid separator directly lets in the aquatic of basin inside, and the (mixing) shaft rotates simultaneously and drives the dust flash mixed to the aquatic, and the dust that does not mix in the water can mix with shower nozzle spun water once more, can reduce the solubility of pollutant widely.

2. Through set up the heater rod in the adsorption tank, after active carbon adsorption a period, servo motor drives the rotary disk and rotates, and the heater rod heating simultaneously to can dry to the active carbon, the active carbon after the stoving can also continue to adsorb organic matter, not only can guarantee to treat that the organic matter content in the exhaust gas reaches minimumly, is favorable to the environmental protection, can also practice thrift the use of active carbon resource.

Description of the drawings:

FIG. 1 is an overall front cross-sectional view of the present invention.

In the figure: the device comprises a waste gas collecting pipe 1, a gas-liquid separator 2, a spray tank 3, a stirring shaft 4, a reversing coupling 5, a motor 6, a spray head 7, a sedimentation tank 8, a circulating pump 9, an air outlet pipe 10, an adsorption tank 11, a rotating disk 12, a heating rod 13, a fan 14, a chimney 15 and a servo motor 16.

The specific implementation mode is as follows:

the following detailed description of the preferred embodiments of the present invention, taken in conjunction with the accompanying drawings, will make the advantages and features of the utility model more readily understood by those skilled in the art, and thus will more clearly and distinctly define the scope of the utility model.

The waste gas purification device for coil coating production as shown in fig. 1 comprises a waste gas collecting pipe 1, a gas-liquid separator 2, a spraying mechanism, a circulating precipitation mechanism, an activated carbon adsorption mechanism and an exhaust component which are sequentially connected, wherein the waste gas collecting pipe 1 is communicated with an inlet of the gas-liquid separator 2, an outlet of the gas-liquid separator 2 is communicated with the spraying mechanism, waste gas is primarily separated by the gas-liquid separator 2, the gas-liquid separator 2 can recover partial organic matters, and the concentration of pollutants in the separated waste gas is greatly reduced;

the spraying mechanism comprises a spraying box 3, a stirring shaft 4, a reversing coupling 5, a motor 6 and a plurality of spray heads 7, wherein the stirring shaft 4 is rotatably arranged in the spraying box 3, the motor 6 is fixed outside the spraying box 3, an output shaft of the motor 6 penetrates through the spraying box 3, the motor 6 drives the stirring shaft 4 to rotate through the reversing coupling 5, the spray heads 7 are arranged at the top end of the stirring shaft 4, a water tank is arranged at the bottom of the spraying box 3, gas separated from the gas-liquid separator 2 is directly introduced into water in the water tank, meanwhile, the stirring shaft 4 rotates to drive dust to be rapidly mixed into the water, the dust which is not mixed into the water can be mixed with water sprayed out by the spray heads 7 again, the solubility of pollutants can be greatly reduced, the circulating precipitation mechanism comprises a precipitation tank 8 and a circulating pump 9, the bottom end of the spraying box 3 is communicated with the precipitation tank 8, and the output end of the circulating pump 9 is communicated with the spray heads 7, the spray head 7 is also externally connected with a high-pressure water source, the top end of the spray box 3 is provided with an air outlet pipe 10, and the air outlet pipe 10 is communicated with the active carbon adsorption mechanism;

activated carbon adsorption mechanism is including adsorbing case 11, rotary disk 12 and heater bar 13, a plurality of active carbon particles have been placed in the adsorption case 11, rotary disk 12 rotates and sets up in adsorbing case 11, 11 bottoms of adsorption case are provided with and are used for driving rotary disk 12 pivoted servo motor 16, rotary disk 12 both sides are fixed with a plurality of heater bars 13, and after the active carbon adsorption a period, servo motor 16 drives rotary disk 12 and rotates, and heater bar 13 heats simultaneously to can dry the active carbon, the active carbon after the stoving can also continue to adsorb the organic matter, not only improves and arrange useless efficiency, can also resources are saved, the gas outlet and the exhaust subassembly of adsorption case 11 are linked together.

The exhaust assembly comprises a fan 14 and a chimney 15.

In the description of the present invention, it is to be understood that the terms "length", "width", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on the orientations or positional relationships illustrated in the drawings, and are used merely for convenience in describing the present invention and for simplicity in description, and do not indicate or imply that the devices or elements referred to must have a particular orientation, be constructed in a particular orientation, and be operated, and thus, are not to be construed as limiting the present invention. Further, in the description of the present invention, "a plurality" means two or more unless specifically defined otherwise.

The above-mentioned embodiments only express several embodiments of the present invention, and the description thereof is more specific and detailed, but not construed as limiting the scope of the utility model. It should be noted that, for a person skilled in the art, several variations and modifications can be made without departing from the inventive concept, which falls within the scope of the present invention.

Claims (5)

1. The utility model provides a waste gas purification device for coil coating production which characterized in that: including the waste gas collecting pipe, vapour and liquid separator, the spraying mechanism, the circulation mechanism of deposiing, active carbon adsorption mechanism and the exhaust subassembly that connect gradually, the waste gas collecting pipe switch-on is to vapour and liquid separator's import department, and vapour and liquid separator's export is linked together with the spraying mechanism, the spraying mechanism includes spray tank, (mixing) shaft, reversing shaft coupling, motor and a plurality of shower nozzle, the (mixing) shaft rotates and sets up in the spray tank, the motor is fixed outside the spray tank, and motor output shaft runs through the spray tank setting, and the motor drives the (mixing) shaft through reversing shaft coupling and rotates, the shower nozzle sets up on the (mixing) shaft top, the circulation deposits the mechanism and includes sedimentation tank and circulating pump, spray tank bottom end is linked together with the sedimentation tank, the output and the shower nozzle of circulating pump are linked together, the spray tank top is provided with the outlet duct, the outlet duct is linked together with active carbon adsorption mechanism, the active carbon adsorption mechanism comprises an adsorption box, a rotating disk and heating rods, the rotating disk is rotatably arranged in the adsorption box, a plurality of heating rods are fixed on two sides of the rotating disk, and an air outlet of the adsorption box is communicated with the exhaust assembly.

2. The exhaust gas purification device for coil coating production of claim 1, wherein: the exhaust assembly comprises a fan and a chimney.

3. The exhaust gas purification device for coil coating production of claim 1, wherein: the nozzle is also externally connected with a high-pressure water source.

4. The exhaust gas purification device for coil coating production of claim 1, wherein: a plurality of activated carbon particles are placed in the adsorption box.

5. The exhaust gas purification device for coil coating production of claim 4, wherein: and a servo motor for driving the rotating disc to rotate is arranged at the bottom of the adsorption box.

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