CN215876871U

CN215876871U - Plastic granulation waste gas treatment equipment

Info

Publication number: CN215876871U
Application number: CN202122316161.XU
Authority: CN
Inventors: 黄达; 刘杰
Original assignee: Ningbo Zhihui Environmental Protection Technology Co ltd
Current assignee: Ningbo Zhihui Environmental Protection Technology Co ltd
Priority date: 2021-09-24
Filing date: 2021-09-24
Publication date: 2022-02-22
Anticipated expiration: 2031-09-24

Abstract

The utility model discloses plastic granulation waste gas treatment equipment which comprises an ozone purification box and an active carbon purification box, wherein the ozone purification box is connected with an air inlet pipe, a T-shaped air dispersing box connected with the air inlet pipe and an air baffle plate corresponding to the T-shaped air dispersing box are arranged in the ozone purification box, a filter screen can well pre-filter waste gas, and the waste gas is subjected to odor treatmentThe oxygen purifying box can purify waste gas well, and ozone with strong oxidizing property and atoms generated by cracking organic waste gas molecules generate oxidation reaction to form H₂O and CO₂Thereby, T style of calligraphy gas dispersing case and keep off the setting of gas board and can make waste gas abundant and the better improvement purification efficiency of ozone contact, waste gas carries out secondary filter through the active carbon purification case of rethread after purifying through ozone purification case, can improve purification efficiency greatly, and the result of use is better.

Description

Plastic granulation waste gas treatment equipment

Technical Field

The utility model relates to the technical field of waste gas treatment, in particular to plastic granulation waste gas treatment equipment.

Background

The demand of modern life on plastics is getting bigger and bigger, the recycling of waste plastics is a trend, the recycling, washing and granulating of waste plastics is a method for changing waste into valuable and reusing resources, but in the process of recycling and granulating, when the temperature exceeds 200 ℃, the plasticizer and the low boiling point impurities inside can be subjected to oxidative decomposition, a large amount of harmful gases containing dust particles are generated, the harmful gases contain more organic substances, such as benzene, toluene, styrene, chlorine-containing organic substances and the like, and the harmful gases have pollution, and the direct discharge of the harmful gases into the air can not only cause physical injury to workers, but also pollute the environment.

The waste plastic granulation adopts a heating extrusion process, a certain amount of plastic waste gas can be generated in the production process, the main component of the plastic waste gas is volatile organic waste gas VOCS, and the direct discharge can cause harm to human bodies and the environment.

Most of the existing plastic granulation waste gas treatment equipment can not purify waste gas well, and activated carbon is directly adopted for adsorption, so that the activated carbon is wasted, and the purification treatment effect is not good.

SUMMERY OF THE UTILITY MODEL

In order to solve the problems, the utility model adopts the following technical scheme:

the utility model provides a plastics granulation exhaust-gas treatment equipment, includes ozone purifying box, active carbon purifying box, ozone purifying box is connected with the intake pipe, be provided with the T style of calligraphy gas dispersing box who is connected with intake pipe in the ozone purifying box, with the gas baffle that the T style of calligraphy gas dispersing box corresponds, be provided with a plurality of gas pockets that disperse on the T style of calligraphy gas dispersing box, be formed with purification space one, purification space two, purification space three, S type air outlet channel between T style of calligraphy gas dispersing box, gas baffle and the ozone purifying box, ozone purifying box 'S upper portion is provided with ozone generator, nanometer titanium dioxide dispersion case, ozone generator' S outlet duct one and purification space one, purification space two, purification space three intercommunication, be provided with solenoid valve one on the outlet duct one, ozone purifying box bottom is provided with the base, be provided with on the base and stretch into purification space two, purification space two, Ultraviolet lamp in three, the S type air outlet channel in purification space, be provided with out the liquid pump in the nanometer titanium dioxide dispersion incasement, the liquid outlet that goes out the liquid pump is connected with the spray tube that corresponds with ultraviolet lamp, the ozone purifying box passes through outlet duct two and active carbon purifying box intercommunication, active carbon purifying box intercommunication has outlet duct three, be provided with removable filter screen, anti-return baffle one in the intake pipe, be provided with anti-return baffle two in the outlet duct three.

As further explanation, a power box is arranged on the base, a controller is arranged on the power box, and the controller is electrically connected with the power box, the ozone generator, the first electromagnetic valve, the ultraviolet lamp and the liquid outlet pump.

The beneficial effects are that, be favorable to better control ozone generator, solenoid valve one, ultraviolet lamp, play liquid pump to better purify.

As a further explanation, the filter screen is disposed at a front portion of the backflow prevention baffle, an insertion groove corresponding to the filter screen is disposed in the air inlet pipe, and a pull hole corresponding to the filter screen is disposed in the air inlet pipe.

The exhaust gas pre-filtering device has the beneficial effects that the exhaust gas pre-filtering device is favorable for better pre-filtering the exhaust gas, and the anti-backflow baffle is arranged on the rear side of the filter screen, so that the anti-backflow baffle is not easy to interfere with the filter screen when in use, and can well prevent gas backflow.

As a further explanation, the liquid spraying pipe is arranged in an L-shaped structure, and a plurality of liquid spraying holes are arranged on the liquid spraying pipe.

The beneficial effects are that, be favorable to spraying nanometer titanium dioxide dispersion better to play fine catalytic effect, use with ultraviolet lamp, can decompose pollutants such as aldehydes, hydrocarbons in the air into harmless tasteless substance to and destroy the cell wall of bacterium, kill the bacterium and decompose its silk screen thallus thereby reach the purpose of eliminating air pollution.

As a further description, a bottom plate of the ozone purification box is provided with a T-shaped through hole corresponding to the ultraviolet lamp and a high temperature resistant sealing gasket corresponding to the T-shaped through hole.

The novel ultraviolet lamp has the beneficial effects that a good sterilization and purification effect can be achieved, and the ultraviolet lamp light is not easy to leak due to the high-temperature-resistant sealing gasket, so that a user can be protected better.

As a further explanation, the activated carbon purification box comprises a box body, an end cover is clamped on the box body, a plurality of activated carbon screen plates filled with activated carbon particles are arranged on the lower portion of the end cover, and the upper portions of the activated carbon screen plates are connected with inserting handles extending out of the end cover.

The beneficial effects are that, be favorable to more convenient change active carbon otter board.

Compared with the prior art, the utility model has the following advantages:

the utility model has simple structure, the filter screen can pre-filter the waste gas well, the waste gas can be purified well by the ozone purification box, and the ozone with strong oxidizing property and the atoms generated by cracking the organic waste gas molecules are subjected to oxidation reaction to form H2O and CO 2. Meanwhile, a specially-made TiO2 photocatalyst is utilized to carry out a concerted catalytic reaction on air under the irradiation of ultraviolet light to generate a large amount of ozone, organic waste gas is subjected to a catalytic oxidation concerted decomposition reaction to degrade and convert organic waste gas substances into low molecular compounds, water and carbon dioxide, the T-shaped air dispersing box and the air baffle plate are arranged to enable the waste gas to be fully contacted with the ozone so as to better improve the purification efficiency, the waste gas is purified by the ozone purification box and then is subjected to secondary filtration by the active carbon purification box, the purification efficiency can be greatly improved, and the using effect is better.

Drawings

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

fig. 2 is a control block diagram schematic of the present invention.

Detailed Description

The technical solutions of the present invention will be described clearly and completely with reference to the accompanying drawings, and it should be understood that the described embodiments are some, but not all embodiments of the present invention. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc., indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning variably connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Example (b):

as shown in fig. 1-2, the present embodiment provides a plastic granulation waste gas treatment device, which comprises an ozone purification box 1 and an active carbon purification box 2, wherein the ozone purification box 1 is connected with an air inlet pipe 9, a T-shaped air diffusion box 3 connected with the air inlet pipe 9 and an air baffle plate 4 corresponding to the T-shaped air diffusion box 3 are arranged in the ozone purification box 1, a plurality of air diffusion holes 301 are arranged on the T-shaped air diffusion box 3, a first purification space 101, a second purification space 102, a third purification space 103 and an S-shaped air outlet channel 104 are formed between the T-shaped air diffusion box 3, the air baffle plate 4 and the ozone purification box 1, an ozone generator 5 and a nano titanium dioxide dispersion liquid box 8 are arranged at the upper part of the ozone purification box 1, a first air outlet pipe 501 of the ozone generator 5 is communicated with the first purification space 101, the second purification space 102 and the third purification space 103, a first electromagnetic valve 502 is arranged on the first air outlet pipe 501, the ozone purification box comprises an ozone purification box 1, and is characterized in that a base 6 is arranged at the bottom of the ozone purification box 1, ultraviolet lamps 7 extending into a second purification space 102, a third purification space 103 and an S-shaped air outlet channel 104 are arranged on the base 6, a liquid outlet pump 801 is arranged in a nano titanium dioxide dispersion liquid box 8, a liquid outlet of the liquid outlet pump 801 is connected with a liquid spraying pipe 802 corresponding to the ultraviolet lamps 7, a second electromagnetic valve 803 is arranged on the liquid spraying pipe 802, the ozone purification box 1 is communicated with an active carbon purification box 2 through a second air outlet pipe 10, the active carbon purification box 2 is communicated with a third air outlet pipe 201, a replaceable filter screen 901 and a first anti-backflow baffle 902 are arranged in an air inlet pipe 9, and a second anti-backflow baffle 202 is arranged in the third air outlet pipe 201.

The base 6 is provided with a power supply box 601, the power supply box 601 is provided with a controller 602, the controller 602 is electrically connected with the power supply box 601, the ozone generator 5, the first electromagnetic valve 502, the second electromagnetic valve 803, the ultraviolet lamp 7 and the liquid outlet pump 801, so that the ozone generator 5, the first electromagnetic valve 502, the ultraviolet lamp 7 and the liquid outlet pump 801 can be better controlled, and the purification can be better performed. The filter screen 901 is arranged in front of the first anti-backflow baffle 902, the air inlet pipe 9 is internally provided with an insertion groove 903 corresponding to the filter screen 901, the air inlet pipe 9 is provided with a drawing hole 904 corresponding to the filter screen 901, so that waste gas can be better pre-filtered, the first anti-backflow baffle is arranged on the rear side of the filter screen, and firstly, the first anti-backflow baffle is not easy to interfere with the filter screen during use and can well prevent gas backflow. Spray tube 802 is the setting of L type structure, is provided with a plurality of hydrojet holes on spray tube 802, is favorable to better spraying nanometer titanium dioxide dispersion to play fine catalytic effect, the cooperation ultraviolet lamp uses, can decompose into harmless tasteless substance with pollutants such as aldehydes, hydrocarbons in the air, and destroy the cell wall of bacterium, thereby exterminate the bacterium and decompose its silk screen thallus and reach the purpose of eliminating air pollution. Be provided with the T type through-hole 105 that corresponds with ultraviolet lamp 7 on the bottom plate of ozone purifying box 1, the sealed 106 that seals of high temperature resistant that corresponds with T type through-hole 105 can play fine sterilization purifying effect, is provided with sealed pad of high temperature resistant and makes ultraviolet lamp light be difficult to reveal to in better protection user. Activated carbon purifying box 2 includes box body 203, the joint is provided with end cover 204 on the box body 203, end cover 204 lower part is provided with a plurality of activated carbon otter boards 205 that are equipped with the activated carbon granule, activated carbon otter board 205's upper portion is connected with stretches out the outside grafting handle 206 of end cover 204, is favorable to more convenient change activated carbon otter board.

When the ozone purification box is used specifically, after waste gas enters the air inlet pipe, large-particle impurities are filtered through the filter screen, the waste gas enters the T-shaped gas diffusion box 3 of the ozone purification box through the first anti-backflow baffle to diffuse gas, the controller controls the ozone generator to work, the first electromagnetic valve is opened, the ultraviolet lamp is opened, the liquid outlet pump is opened, the second electromagnetic valve is opened, the liquid spray pipe sprays catalyst nano titanium dioxide dispersion liquid, ozone with strong oxidizing property and atoms generated by cracking organic waste gas molecules are subjected to oxidation reaction, and H2O and CO2 are formed. Meanwhile, a specially-made TiO2 photocatalyst is utilized to carry out a concerted catalytic reaction on air under the irradiation of ultraviolet light to generate a large amount of ozone, organic waste gas is subjected to a catalytic oxidation concerted decomposition reaction to degrade and convert organic waste gas substances into low molecular compounds, water and carbon dioxide, the T-shaped air dispersing box and the air baffle plate are arranged to enable the waste gas to be fully contacted with the ozone so as to better improve the purification efficiency, the waste gas is purified by the ozone purification box and then is subjected to secondary filtration by the active carbon purification box, the purification efficiency can be greatly improved, and the using effect is better.

The present invention is illustrated by way of example and not by way of limitation. It will be apparent to those skilled in the art that other variations and modifications may be made in the foregoing disclosure without departing from the spirit or essential characteristics of all embodiments, and that all changes and modifications apparent from the above teachings are within the scope of the utility model.

Claims

1. The utility model provides a plastics granulation exhaust-gas treatment equipment, its characterized in that, includes ozone purifying box (1), active carbon purifying box (2), ozone purifying box (1) is connected with intake pipe (9), be provided with T style of calligraphy gas dispersing box (3) be connected with intake pipe (9) in ozone purifying box (1), gas baffle (4) that correspond with T style of calligraphy gas dispersing box (3), be provided with a plurality of gas holes (301) of loosing on T style of calligraphy gas dispersing box (3), be formed with between T style of calligraphy gas dispersing box (3), gas baffle (4) and ozone purifying box (1) and purify space one (101), purify space two (102), purify space three (103), S type outlet channel (104), the upper portion of ozone purifying box (1) is provided with ozone generator (5), nanometer titanium dioxide dispersion case (8), outlet duct one (501) and purify space one (101) of ozone generator (5), The purification space II (102) and the purification space III (103) are communicated, a first electromagnetic valve (502) is arranged on a first air outlet pipe (501), a base (6) is arranged at the bottom of the ozone purification box (1), an ultraviolet lamp (7) extending into the purification space II (102), the purification space III (103) and the S-shaped air outlet channel (104) is arranged on the base (6), a liquid outlet pump (801) is arranged in the nano titanium dioxide dispersion liquid box (8), a liquid outlet of the liquid outlet pump (801) is connected with a liquid spraying pipe (802) corresponding to the ultraviolet lamp (7), the ozone purification box (1) is communicated with the active carbon purification box (2) through a second air outlet pipe (10), the active carbon purification box (2) is communicated with a third air outlet pipe (201), a replaceable filter screen (901) and a first backflow prevention baffle (902) are arranged in the air inlet pipe (9), and a second anti-backflow baffle plate (202) is arranged in the third air outlet pipe (201).

2. The plastic granulation waste gas treatment equipment as claimed in claim 1, wherein a power supply box (601) is arranged on the base (6), a controller (602) is arranged on the power supply box (601), and the controller (602) is electrically connected with the power supply box (601), the ozone generator (5), the first electromagnetic valve (502), the ultraviolet lamp (7) and the liquid outlet pump (801).

3. The plastic granulation waste gas treatment equipment as claimed in claim 1, wherein the filter screen (901) is arranged in front of the first anti-backflow baffle (902), an insertion groove (903) corresponding to the filter screen (901) is arranged in the air inlet pipe (9), and a drawing hole (904) corresponding to the filter screen (901) is arranged on the air inlet pipe (9).

4. The plastic pelletizing waste gas treatment plant according to claim 1, characterized in that the liquid spray pipe (802) is arranged in an L-shaped configuration.

5. The plastic granulation waste gas treatment equipment as claimed in claim 1, wherein the bottom plate of the ozone purification box (1) is provided with T-shaped through holes (105) corresponding to the ultraviolet lamps (7) and high temperature resistant sealing gaskets (106) corresponding to the T-shaped through holes (105).

6. The plastic granulation waste gas treatment equipment as claimed in claim 1, wherein the activated carbon purification box (2) comprises a box body (203), an end cover (204) is clamped on the box body (203), a plurality of activated carbon mesh plates (205) filled with activated carbon particles are arranged on the lower portion of the end cover (204), and the upper portion of each activated carbon mesh plate (205) is connected with a plugging handle (206) extending out of the end cover (204).