CN210705633U

CN210705633U - Smoke treatment equipment for drying oven type rotational molding equipment

Info

Publication number: CN210705633U
Application number: CN201920901136.8U
Authority: CN
Inventors: 张方
Original assignee: Shandong Xincheng Pipe Industry Co ltd
Current assignee: Shandong Xincheng Pipe Industry Co ltd
Priority date: 2019-06-14
Filing date: 2019-06-14
Publication date: 2020-06-09
Anticipated expiration: 2029-06-14

Abstract

The utility model discloses a flue gas treatment device for baking oven formula rotational moulding equipment, including oven and muffler, the oven door is all installed to the left and right sides of oven, the intake pipe is installed to the top of oven, and the front end of intake pipe installs the combustor, the muffler is located one side of combustor, install the third air exhauster before the oven, and one side of third air exhauster installs water bath filtration equipment, the second air exhauster is installed to one side of water bath filtration equipment, and one side of second air exhauster installs UV light oxygen catalytic treatment equipment, active carbon purifier is installed to the top of UV light oxygen catalytic treatment equipment, and first air exhauster is installed to active carbon purifier's top. According to the flue gas treatment equipment for the drying box type rotational molding equipment, polluted flue gas in the flue gas generated by fuel combustion of the drying box type rotational molding equipment is absorbed by water bath equipment, and is treated by UV photo-oxidation catalysis equipment, so that the flue gas is purified and can be recycled without polluting the environment.

Description

Smoke treatment equipment for drying oven type rotational molding equipment

Technical Field

The utility model relates to a flue gas treatment facility technical field specifically is a flue gas treatment facility for baking oven formula rotational moulding equipment.

Background

From the heating mode of the rotational molding machine, the most common heating modes at present are only two types, namely open fire heating and oven heating, when plastic products are processed, powder materials are heated and melted, and certain smoke can be generated in the process.

The existing rotational molding equipment usually has the advantages that flue gas is directly discharged and cannot be recycled, gas generated after combustion of raw materials for heating the oven and the flue gas generated after heating rotational molding materials cannot be recycled, the flue gas is directly discharged, certain influence is caused on the environment, the use requirements of people cannot be well met, and technical innovation is performed on the basis of the existing flue gas treatment equipment according to the conditions.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a flue gas treatment facility for baking oven formula rotational moulding equipment to it is direct emission of flue gas can not recycle to propose current rotational moulding equipment in solving above-mentioned background art usually, and the flue gas that produces behind gas, the rotational moulding material heating after the burning of oven heat supply raw materials can not recycle, directly discharges, has certain influence to the environment, can not be fine satisfies people's user demand problem.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a flue gas treatment device for baking oven formula rotational moulding equipment, includes oven and muffler, the oven door is all installed to the left and right sides of oven, the intake pipe is installed to the top of oven, and the front end of intake pipe installs the combustor, the muffler is located one side of combustor, the third air exhauster is installed to the preceding of oven, and one side of third air exhauster installs water bath filtration equipment, the second air exhauster is installed to one side of water bath filtration equipment, and one side of second air exhauster installs UV light oxygen catalytic treatment equipment, active carbon purifier is installed to the top of UV light oxygen catalytic treatment equipment, and first air exhauster is installed to active carbon purifier's top.

Preferably, the oven doors are parallel to each other, and are symmetrically distributed with respect to a vertical center line of the oven doors.

Preferably, the oven forms a communicating structure with the water bath filtering equipment through the matching between the air inlet pipe and the third exhaust fan, and the water bath filtering equipment is a circulating water bath spraying device.

Preferably, the oven passes through cooperation between muffler and the first air exhauster and constitutes the intercommunication structure between the active carbon purification device, and active carbon purification device includes the board of two densely covered through-holes to the centre gripping has the adsorbed layer in the middle of the board of two densely covered through-holes.

Preferably, the activated carbon purification device forms a communicating structure through the air return pipe and the UV photo-oxidation catalytic treatment equipment, and the UV photo-oxidation catalytic treatment equipment forms a communicating structure through the matching between the air return pipe and the second exhaust fan and the water bath filtering equipment.

Compared with the prior art, the beneficial effects of the utility model are as follows:

the utility model discloses let gas after oven heat supply raw materials burning, the flue gas that produces after rotational moulding material heating pass through water bath spray set, effectively reduce dust, smog content in the flue gas, degrade waste gas through UV light oxygen catalytic treatment equipment and convert low molecular compound, water and carbon dioxide into, purify through active carbon clarification plant again, enter the oven inner loop, the polluted gas in the effective processing waste gas;

1. the utility model is provided with the water bath filtering equipment which can reduce dust in the gas after the heat supply raw material in the oven is burnt or the dust in the flue gas generated after the rotational molding material is heated, thereby effectively reducing the dust and smoke content in the flue gas;

2. the utility model is provided with the UV photo-oxidation catalytic treatment device, the UV photo-oxidation catalytic treatment device can effectively degrade and convert the waste gas into low molecular compounds, water and carbon dioxide, thereby effectively reducing harmful gas in the flue gas and improving the flue gas purification effect of the device;

3. the utility model discloses be provided with active carbon purification device, active carbon purification device includes the board of two densely covered through-holes to the centre gripping has active carbon granule and calcium oxide granule in the middle of the board of two densely covered through-holes, and at this moment, gaseous purification through active carbon granule and calcium oxide granule can effectual absorption gaseous pollutants in the flue gas, thereby can effectual improvement active carbon purification device to the purification efficiency of flue gas.

Drawings

FIG. 1 is a schematic view of the structure of the present invention;

fig. 2 is a schematic view of a part of an enlarged structure at a in fig. 1 according to the present invention.

In the figure: 1. a door of the oven; 2. an oven; 3. an air inlet pipe; 4. a burner; 5. an air return pipe; 6. a first exhaust fan; 7. an activated carbon purification device; 8. UV photo-oxygen catalysis treatment equipment; 9. water bath filtration equipment; 10. a second exhaust fan; 11. and a third exhaust fan.

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.

Referring to fig. 1-2, the present invention provides a technical solution: a flue gas treatment device for baking box type rotational molding equipment comprises an oven 2 and an air return pipe 5, wherein oven doors 1 are arranged on the left side and the right side of the oven 2, the oven doors 1 are parallel to each other, the oven doors 1 are symmetrically distributed about the vertical central line of the oven doors 1, an air inlet pipe 3 is arranged above the oven 2, a burner 4 is arranged at the front end of the air inlet pipe 3, the air return pipe 5 is positioned on one side of the burner 4, a third exhaust fan 11 is arranged in front of the oven 2, a water bath filtering device 9 is arranged on one side of the third exhaust fan 11, the oven 2 and the water bath filtering device 9 form a communicating structure through the matching between the air inlet pipe 3 and the third exhaust fan 11, the water bath filtering device 9 is a circulating water bath spraying device, and under the action of the third exhaust fan 11, gas generated after heating of heat supply raw materials in the oven 2 or flue gas generated after heating rotational molding materials can be guided into the water bath filtering device 9, the atomized water drops in the water bath filtering equipment 9 are used for collecting fine dust in the flue gas, the atomized water drops collide with the fine dust to form larger dust-containing fog drops, and the larger dust-containing water drops are settled by the gravity of the atomized water drops after the gas flow velocity is reduced, so that the dust removal purpose is achieved, and the dust and smoke content in the flue gas can be effectively reduced;

the activated carbon purification device 7 forms a communication structure with the UV photo-oxidation catalytic treatment device 8 through the air return pipe 5, the UV photo-oxidation catalytic treatment device 8 forms a communication structure with the water bath filtering device 9 through the cooperation between the air return pipe 5 and the second exhaust fan 10, under the action of the second exhaust fan 10, gas passing through the inside of the water bath filtering device 9 can be guided into the UV photo-oxidation catalytic treatment device 8, the UV photo-oxidation catalytic treatment device 8 can effectively degrade and convert waste gas into low molecular compounds, water and carbon dioxide, so that harmful gas in the flue gas can be effectively reduced, the flue gas purification effect of the device is improved, the second exhaust fan 10 is installed on one side of the water bath filtering device 9, the UV photo-oxidation catalytic treatment device 8 is installed on one side of the second exhaust fan 10, and the activated carbon purification device 7 is installed above the UV photo-oxidation catalytic treatment device 8, a first exhaust fan 6 is arranged above the active carbon purification device 7;

the oven 2 forms a communicating structure with the activated carbon purifying device 7 through the matching between the air return pipe 5 and the first exhaust fan 6, the activated carbon purifying device 7 comprises two plates densely distributed with through holes, and an adsorption layer is clamped between the two plates densely covered with the through holes, the adsorption layer consists of activated carbon particles and calcium oxide particles, the gas passing through the UV photo-oxidation catalytic treatment device 8 can be guided into the activated carbon purification device 7 along the interior of the air return pipe 5 under the action of the first exhaust fan 6, and the activated carbon purification device 7 comprises two plates densely distributed with through holes, and an adsorption layer is clamped between the two plates densely distributed with the through holes, the adsorption layer consists of activated carbon particles and calcium oxide particles, at the moment, gas is purified through activated carbon particles and calcium oxide particles, and can effectively adsorb pollution gas in flue gas, so that the purification efficiency of the activated carbon purification device 7 on the flue gas can be effectively improved.

The working principle is as follows: when the flue gas treatment equipment for the oven type rotational molding equipment is used, firstly, the third exhaust fan 11 is started, gas generated after combustion of heat supply raw materials in the oven 2 or flue gas generated after heating of rotational molding materials is guided into the water bath filtering equipment 9 along the inside of the air inlet pipe 3, fine dust in the flue gas is collected through atomized water drops in the water bath filtering equipment 9, the atomized water drops collide with the fine dust to form larger dust-containing fog drops, and the larger dust-containing water drops settle by self gravity after the flow rate of the gas is reduced, so that the dust removal purpose is achieved;

secondly, starting a second exhaust fan 10, introducing the gas passing through the water bath filtering device 9 into the UV photo-oxidation catalytic treatment device 8, wherein the UV photo-oxidation catalytic treatment device 8 can effectively degrade and convert the waste gas into low molecular compounds, water and carbon dioxide;

finally, a first exhaust fan 6 is started, gas passing through the UV photo-oxidation catalytic treatment equipment 8 is guided into the activated carbon purification device 7 along the inside of the air return pipe 5, the activated carbon purification device 7 comprises two plates with densely distributed through holes, and activated carbon particles and calcium oxide particles are clamped between the two plates with densely distributed through holes, at the moment, the gas passes through the activated carbon particles and the calcium oxide particles to adsorb polluted gas in the flue gas, the filtered gas enters the oven 2 to circulate, so that the gas in the oven 2 can be recycled, and the working principle of the flue gas treatment equipment for the oven type rotational molding equipment is realized.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a flue gas treatment facility for baking oven formula rotational moulding equipment, includes oven (2) and muffler (5), its characterized in that: oven door (1) is all installed to the left and right sides of oven (2), intake pipe (3) are installed to the top of oven (2), and combustor (4) are installed to the front end of intake pipe (3), muffler (5) are located one side of combustor (4), third air exhauster (11) are installed to the front of oven (2), and one side of third air exhauster (11) installs water bath filtration equipment (9), second air exhauster (10) are installed to one side of water bath filtration equipment (9), and one side of second air exhauster (10) installs UV light oxygen catalytic treatment equipment (8), active carbon purifier (7) are installed to the top of UV light oxygen catalytic treatment equipment (8), and first air exhauster (6) are installed to the top of active carbon purifier (7).

2. The flue gas treatment equipment for the oven-type rotational molding equipment according to claim 1, characterized in that: the oven doors (1) are parallel to each other, and the oven doors (1) are symmetrically distributed around the vertical central line of the oven doors (1).

3. The flue gas treatment equipment for the oven-type rotational molding equipment according to claim 1, characterized in that: the drying oven (2) and the water bath filtering equipment (9) form a communicating structure through the matching between the air inlet pipe (3) and the third exhaust fan (11), and the water bath filtering equipment (9) is a circulating water bath spraying device.

4. The flue gas treatment equipment for the oven-type rotational molding equipment according to claim 1, characterized in that: oven (2) constitute the intercommunication structure through cooperation between muffler (5) and first air exhauster (6) and between active carbon purifier (7), and active carbon purifier (7) include the board of two densely covered through-holes to the centre gripping has the adsorbed layer in the middle of the board of two densely covered through-holes.

5. The flue gas treatment equipment for the oven-type rotational molding equipment according to claim 1, characterized in that: activated carbon purification device (7) pass through between muffler (5) and UV light oxygen catalytic treatment equipment (8) and constitute the connectivity structure, and UV light oxygen catalytic treatment equipment (8) pass through the cooperation between muffler (5) and second air exhauster (10) and constitute the connectivity structure with water bath filtration equipment (9).