CN218553571U

CN218553571U - Multistage-filtering waste gas collecting device

Info

Publication number: CN218553571U
Application number: CN202222855360.2U
Authority: CN
Inventors: 秦发伟; 罗显
Original assignee: DONGGUAN XINCHANGQIAO PLASTIC CO LTD
Current assignee: DONGGUAN XINCHANGQIAO PLASTIC CO LTD
Priority date: 2022-10-27
Filing date: 2022-10-27
Publication date: 2023-03-03
Anticipated expiration: 2032-10-27

Abstract

The utility model discloses a multistage filtering's waste gas collection device relates to plastics raw materials production technical field, including exhaust-gas treatment jar and exhaust-gas purification subassembly, the outside both sides fixed mounting of exhaust-gas treatment jar has the support, and the inside upper strata of exhaust-gas treatment jar divides into the clean room for exhaust-gas multistage filtration the inside clean room is located from bottom to top in proper order to the exhaust-gas purification subassembly, the exhaust-gas purification subassembly includes panel, pilot lamp, strains a section of thick bamboo, L shape groove and filter core, the panel integral type imbeds in exhaust-gas treatment jar outer wall. The application provides a multistage filter's exhaust gas collection device, effectively dispel the stink and the superfine particulate matter in the plastics waste gas through the setting of multiple exhaust purification subassembly for still be convenient for the plug replacement of filter core when the waste gas that discharges out can reach national environmental protection and detect the requirement, the exhaust gas collection device of this application realizes the integrated design in many functional areas in addition, and structural distribution is reasonable, and space utilization is high-efficient, and the suitability is stronger.

Description

Multistage-filtration waste gas collecting device

Technical Field

The utility model relates to a plastic raw materials production technical field specifically is a multistage filter's exhaust gas collection device.

Background

In the process of regenerating and granulating waste plastics, when the temperature exceeds 200 ℃, the plasticizer and low-boiling-point impurities in the plasticizer can be subjected to oxidative decomposition, and the generated waste gas mainly comprises dust, aromatic compounds, amine, hydrogen sulfide, phenols, aldehydes, acids, alkalis, unsaturated hydrocarbons and other compounds with odor, so that the plastic waste gas has odor and seriously pollutes the ecological environment, and a special device is required for filtering and collecting the plastic waste gas.

For example, patent document CN202120025613.6 discloses an exhaust gas treatment device for PVC plastic pipe production plant. The utility model discloses a PVC plastic tubing workshop exhaust treatment device, through removing dust with waste gas through the sack, spray filtration and active carbon adsorption, make waste gas obtain further purification, the waste gas that discharges out can reach the requirement that national environmental protection detected, but plastics waste gas composition is complicated on the one hand, the odor and the ultrafine particle thing that mix with in the plastics waste gas are not enough got rid of in the pure active carbon adsorption, on the other hand, the shown waste gas collection device structure of contrast file is numerous and diverse, need occupy a large amount of areas and be used for the arrangement of device, each functional mechanism integration level is lower, the suitability is not strong.

In view of the above, an exhaust gas collecting device with multi-stage filtration is proposed by improving the existing structural deficiency.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a multistage filtering's exhaust gas collecting device to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above purpose, the utility model provides a following technical scheme: including exhaust-gas treatment jar and exhaust-gas purification subassembly, the outside both sides fixed mounting of exhaust-gas treatment jar has the support, and the inside upper strata of exhaust-gas treatment jar divides the clean room for waste gas multiple stage filtration the inside of clean room is located from bottom to top in proper order to the exhaust-gas purification subassembly, the exhaust-gas purification subassembly includes panel, pilot lamp, strains a section of thick bamboo, L shape groove and filter core, the panel integral type imbeds in exhaust-gas treatment jar outer wall, and the vertical pilot lamp of having arranged in panel right side, the panel back is fixed with four groups and strains a section of thick bamboo, and strains an opening part inner wall and seted up the L shape groove, it has the filter core to strain inside grafting of a section of thick bamboo.

Further, the exhaust purification subassembly still includes end, post protruding and turning handle, filter core head integral type is equipped with the end, and is fixed with the post protruding in the middle part of the end circumference, the end is pegged graft fixedly through the post protruding with L shape groove, and the positive protrusion of end has the turning handle.

Further, the filter core is HEPA filter screen, the compound filter screen of coconut shell gold fiber material, the absorption filter screen of active carbon material and the degerming filter screen of photocatalyst material of nanofiber carbon material respectively from bottom to top.

Furthermore, the inside lower floor of exhaust-gas treatment jar divides into the spray chamber, and the spray chamber top transversely has the shower, the spray chamber bottom is fixed with the bowl mouth collet.

Further, bowl mouth collet both sides intercommunication has the air inlet, and bowl mouth collet bottom intercommunication has the recovery tube, the recovery tube entrance is equipped with the filter cloth, and is equipped with the circulating pump in the middle part of the recovery tube, the circulating pump top is linked together through back flow and shower.

Furthermore, the middle layer in the waste gas treatment tank is divided into electromagnetic drying chambers, an air pump is arranged at the middle end of the top of the waste gas treatment tank, and the input end of the air pump is communicated with the interior of the waste gas treatment tank.

Furthermore, the output end of the air suction pump is connected with a gas compression pump, and the bottom of the gas compression pump is communicated with a collection tank.

Compared with the prior art, the beneficial effects of the utility model are that: the application provides a multistage filtering's exhaust gas collecting device, effectively dispel stink and superfine particulate matter in the plastics waste gas through setting up of multiple exhaust gas purification subassembly for the plug replacement of the filter core of still being convenient for when the waste gas that discharges away can reach national environmental protection and detect the requirement, the exhaust gas collecting device of this application realizes the integrated design in many functional areas in addition, and structural distribution is reasonable, and space utilization is high-efficient, and the suitability is stronger.

1. The utility model adopts the design of a multifunctional area integrating spraying, dust removal, drying and filtering, and has reasonable structural distribution and high space utilization rate through the arrangement of the waste gas treatment tank;

2. the utility model can further remove the ultrafine particles through the HEPA filter screen made of the nano-fiber carbon material besides spraying and dedusting through the multi-stage filtration; the composite filter screen made of coconut shell gold fiber can effectively absorb the odor of plastic waste gas; the adsorption filter screen made of the activated carbon material can decompose pollutants such as formaldehyde, benzene and the like; the sterilization filter screen made of the photocatalyst can realize the sterilization effect, and the discharged waste gas can meet the national environmental protection detection requirement by filtering the plastic waste gas layer by layer from bottom to top through the four filter screens;

3. the utility model discloses a setting of exhaust gas purification subassembly, the loss state of reminding each filter core so that in time change through the status indicator lamp on the panel, the end passes through the structural design of the protruding and L shape groove rotation block in post, and convenience of customers realizes convenient replacement in straining quick plug filter core in a section of thick bamboo.

Drawings

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

FIG. 2 is an enlarged schematic view of the structure at A in FIG. 1 according to the present invention;

FIG. 3 is a schematic view of the combined structure of the waste gas purifying assembly of the present invention;

fig. 4 is a schematic view of the filter element disassembly structure of the present invention.

In the figure: 1. a waste gas treatment tank; 2. a support; 3. a spray chamber; 4. a shower pipe; 5. a bowl mouth bottom support; 6. an air inlet; 7. a recovery pipe; 8. filtering cloth; 9. a circulation pump; 10. a return pipe; 11. an electromagnetic drying chamber; 12. a clean room; 13. an exhaust gas purification component; 1301. a panel; 1302. an indicator light; 1303. a filter cartridge; 1304. an L-shaped slot; 1305. a filter element; 1306. a tip; 1307. column convex; 1308. a handle is rotated; 14. an air pump; 15. a gas compression pump; 16. and (6) collecting the tank.

Detailed Description

The following describes embodiments of the present invention in further detail with reference to the drawings and examples. The following examples are provided to illustrate the invention but are not intended to limit the scope of the invention.

As shown in fig. 1 to fig. 2, the two sides of the exterior of the waste gas treatment tank 1 are fixedly provided with the supports 2, the lower layer of the interior of the waste gas treatment tank 1 is divided into the spray chamber 3, the spray pipe 4 is transversely arranged at the top of the spray chamber 3, the bottom of the spray chamber 3 is fixedly provided with the bowl opening bottom support 5, the two sides of the bowl opening bottom support 5 are communicated with the air inlet 6, the bottom of the bowl opening bottom support 5 is communicated with the recovery pipe 7, the inlet of the recovery pipe 7 is provided with the filter cloth 8, the middle part of the recovery pipe 7 is provided with the circulating pump 9, the top of the circulating pump 9 is communicated with the spray pipe 4 through the return pipe 10, the plastic waste gas firstly passes through the spray chamber 3 at the lower layer, under the action of atomized water sprayed by the spray pipe 4, the larger solid particles contained in the gas are removed, and the purity of the plastic waste gas is enhanced, the method comprises the following steps that spray water is gathered on a bowl opening bottom support 5 at the bottom under the action of gravity and flows back to a spray pipe 4 again through a circulating pump 9 in the middle of a recovery pipe 7, the utilization rate of water resources is increased, the middle layer in the waste gas treatment tank 1 is divided into an electromagnetic drying chamber 11, an air suction pump 14 is arranged at the middle end of the top of the waste gas treatment tank 1, the input end of the air suction pump 14 is communicated with the inside of the waste gas treatment tank 1, the output end of the air suction pump 14 is connected with a gas compression pump 15, the bottom of the gas compression pump 15 is communicated with a collection tank 16, purified plastic waste gas is sent into the collection tank 16 through the output end of the air suction pump 14, the effective volume of the collection tank 16 is increased under the action of the gas compression pump 15, and a pressure gauge attached to a tank body monitors the pressure condition in the collection tank 16 in real time;

as shown in fig. 3 to 4, the upper layer inside the exhaust gas treatment tank 1 is divided into a purification chamber 12, an exhaust gas purification component 13 for multistage filtration of exhaust gas is sequentially arranged inside the purification chamber 12 from bottom to top, the exhaust gas purification component 13 comprises a panel 1301, an indicator light 1302, a filter cartridge 1303, an L-shaped groove 1304 and a filter element 1305, the panel 1301 is integrally embedded in the outer wall of the exhaust gas treatment tank 1, the indicator light 1302 is longitudinally arranged on the right side of the panel 1301, four groups of filter cartridges 1303 are fixed on the back of the panel 1301, the inner wall of the opening of each filter cartridge 1303 is provided with the L-shaped groove 1304, the filter element 1305 is inserted into the filter cartridge 1303, the filter element 1305 is respectively a nano-fiber carbon HEPA filter screen, a coconut shell gold fiber composite filter screen, an activated carbon adsorption filter screen and a photocatalyst sterilization filter screen from bottom to top, and the nano-fiber carbon HEPA filter screen can further remove ultrafine particles outside the spraying dust removal process; the composite filter screen made of coconut shell gold fiber can effectively absorb the odor of plastic waste gas; the adsorption filter screen made of the activated carbon material can decompose pollutants such as formaldehyde, benzene and the like; degerming's effect can be realized to the degerming filter screen of photocatalyst material, filter layer upon layer to plastics waste gas through above-mentioned four by supreme down, make the waste gas that discharges out can reach national environmental protection and detect the requirement, exhaust gas purification subassembly 13 still includes end 1306, post is protruding 1307 and turning handle 1308, filter core 1305 head integral type is equipped with end 1306, and end 1306 circumference middle part is fixed with post is protruding 1307, end 1306 is fixed with L shape groove 1304 grafting through post is protruding 1307, and end 1306 openly protrudes there is turning handle 1308, state pilot lamp 1302 through on the panel 1301 reminds the loss state of each filter core 1305 so that in time change, end 1306 passes through the structural design of the rotatory block in post is protruding 1307 and L shape groove 1304, convenience of customers realizes convenient replacement in straining quick plug filter core 1305 in section filter drum 1303.

The working principle is as follows: when the multistage-filtration waste gas collecting device is used, plastic waste gas is introduced into a waste gas treatment tank 1 through a one-way air inlet 6, an air suction pump 14 on the top of the tank is started synchronously to enable the plastic waste gas to keep the trend of upward movement all the time, the plastic waste gas firstly passes through a spray chamber 3 positioned on the lower layer, under the action of atomized water sprayed by a spray pipe 4, large solid particles contained in the gas are removed, the purity of the plastic waste gas is enhanced, the spray water is gathered on a bowl opening bottom support 5 at the bottom under the action of gravity, and flows back to the spray pipe 4 again through a circulating pump 9 in the middle of a recovery pipe 7, the utilization rate of water resources is increased, the plastic waste gas rises to a middle-layer electromagnetic drying chamber 11 to be dried and enters an upper-layer purifying chamber 12 under the suction force of the air suction pump 14, and an HEPA filter screen made of nano-fiber carbon can further remove ultrafine particles outside the dust removal by spraying; the composite filter screen made of coconut shell gold fiber can effectively absorb the odor of plastic waste gas; the adsorption filter screen made of the activated carbon material can decompose pollutants such as formaldehyde, benzene and the like; degerming's effect can be realized to photocatalyst material's degerming filter screen, through four above-mentioned by supreme layer upon layer to plastics waste gas, make the waste gas that discharges out can reach national environmental protection and detect the requirement, in addition remind the loss state of each filter core 1305 through status indicator lamp 1302 on the panel 1301 so that in time change, end 1306 passes through the structural design of the protruding 1307 of post and the rotatory block of L shape groove 1304, convenience of customers realizes convenient replacement in straining a section of thick bamboo 1303 interior quick plug filter core 1305, the plastics waste gas that finishes of purification sends into collection tank 16 through aspiration pump 14 output, increase collection tank 16's effective volume under gas compression pump 15's effect, the pressure situation in collection tank 16 is being monitored in real time to the adnexed manometer of jar body.

The embodiments of the present invention have been presented for purposes of illustration and description, and are not intended to be exhaustive or limited to the invention in the form disclosed. Many modifications and variations will be apparent to practitioners skilled in this art. The embodiment was chosen and described in order to best explain the principles of the invention and the practical application, and to enable others of ordinary skill in the art to understand the invention for various embodiments with various modifications as are suited to the particular use contemplated.

Claims

1. The utility model provides a multistage filterable exhaust gas collection device, a serial communication port, including exhaust-gas treatment jar (1) and exhaust-gas purification subassembly (13), exhaust-gas treatment jar (1) outside both sides fixed mounting has support (2), and exhaust-gas treatment jar (1) inside upper strata divide clean room (12), is used for exhaust-gas multistage filteration inside clean room (12) are located in proper order from bottom to top to exhaust-gas purification subassembly (13), exhaust-gas purification subassembly (13) are including panel (1301), pilot lamp (1302), strain a section of thick bamboo (1303), L shape groove (1304) and filter core (1305), panel (1301) integral type is embedded in exhaust-gas treatment jar (1) outer wall, and panel (1301) right side vertical pilot lamp (1302) of having arranged, panel (1301) back is fixed with four groups and is strained a section of thick bamboo (1303), and strain a section of thick bamboo (1303) inner wall and seted up L shape groove (1304), it has filter core (1305) to peg graft in to strain a section of thick bamboo (1303) inside.

2. The exhaust gas collecting device with the multiple stages of filtration of claim 1, wherein the exhaust gas purifying assembly (13) further comprises a head (1306), a column protrusion (1307) and a rotating handle (1308), the head of the filter element (1305) is integrally provided with the head (1306), the column protrusion (1307) is fixed in the middle of the circumference of the head (1306), the head (1306) is fixedly connected with the L-shaped groove (1304) in an inserting mode through the column protrusion (1307), and the rotating handle (1308) protrudes from the front face of the head (1306).

3. The exhaust gas collecting device of claim 1, wherein the filter element (1305) is a HEPA filter screen made of nano fiber carbon, a composite filter screen made of coconut shell gold fiber, an adsorption filter screen made of activated carbon, and a sterilization filter screen made of photocatalyst from bottom to top.

4. The waste gas collecting device with multi-stage filtration as recited in claim 1, wherein the lower layer inside the waste gas treatment tank (1) is divided into a spray chamber (3), a spray pipe (4) is transversely arranged at the top of the spray chamber (3), and a bowl bottom support (5) is fixed at the bottom of the spray chamber (3).

5. The waste gas collecting device with the multistage filtration function as claimed in claim 4, wherein the two sides of the bowl opening bottom support (5) are communicated with the gas inlet (6), the bottom of the bowl opening bottom support (5) is communicated with the recovery pipe (7), the inlet of the recovery pipe (7) is provided with the filter cloth (8), the middle of the recovery pipe (7) is provided with the circulation pump (9), and the top of the circulation pump (9) is communicated with the spray pipe (4) through the return pipe (10).

6. The exhaust gas collecting device with multi-stage filtration as recited in claim 1, wherein the exhaust gas treatment tank (1) is divided into an electromagnetic drying chamber (11) at a middle layer inside, and a suction pump (14) is disposed at a middle end of a top of the exhaust gas treatment tank (1), and an input end of the suction pump (14) is communicated with the inside of the exhaust gas treatment tank (1).

7. The exhaust gas collecting device with multi-stage filtration according to claim 6, wherein a gas compression pump (15) is connected to the output end of the air suction pump (14), and a collecting tank (16) is communicated with the bottom of the gas compression pump (15).