CN211098359U

CN211098359U - High-efficient deodorization device that adsorbs

Info

Publication number: CN211098359U
Application number: CN201921785328.3U
Authority: CN
Inventors: 王健; 张磊; 杨海超; 李明
Original assignee: Craes Environmental Technology Engineering Co ltd
Current assignee: Craes Environmental Technology Engineering Co ltd
Priority date: 2019-10-23
Filing date: 2019-10-23
Publication date: 2020-07-28
Anticipated expiration: 2029-10-23

Abstract

The utility model discloses a high-efficient adsorption and deodorization device, including the adsorption reaction tower, the fixed grafting in upper end of adsorption reaction tower has the gas outlet, the upper end left and right sides of adsorption reaction tower passes through the waterproof cap of connecting rod fixedly connected with, the inner chamber upper portion fixedly connected with defroster of adsorption reaction tower, the inside grafting in the lower part of defroster of adsorption reaction tower has sour pump outlet pipeline, sour pump outlet pipeline is pegged graft at the first shower head of the inside downside fixedly connected with of adsorption reaction tower, the inner chamber of adsorption reaction tower is at the lower part fixedly connected with second grade adsorption reaction mechanism of first shower head, the water inlet of first pump is pegged graft and is had sour pump suction inlet pipeline, the fixed grafting in the left acidizing fluid regeneration liquid incasement portion in the inner chamber lower part of adsorption reaction tower in the right side of sour pump suction inlet pipeline. This high-efficient adsorption deodorization device through the overall structure of equipment, can obtain clean air and discharge, no secondary pollutant discharges.

Description

High-efficient deodorization device that adsorbs

Technical Field

The utility model relates to the technical field of machinery, specifically a high-efficient deodorization device that adsorbs.

Background

Currently, malodorous pollutants have attracted increasing attention. The malodorous gas of the sewage treatment station mainly comprises NH3, H2S and the like, and mainly comes from farms, sewage treatment plants, processing workshops of factories and the like. At present, the existing odor pollution control technologies such as a wet washing method, an activated carbon adsorption method, an ozone treatment method, an incineration method, a biological washing method, a masking method and the like at home and abroad have technical barriers, and the odor treatment of the sewage treatment plant does not have supervision means such as online monitoring and the like at present, and most sewage plants do not meet the primary emission standard requirement in the odor pollutant emission standard (GB14554-1993), so that residents in a plurality of regions continuously complain, and the social influence is not good. Even if the requirements can be met barely, the method is completed on the premise of not considering the investment cost and the operation cost. In order to solve the problem of the existing odor treatment project, a new process form is urgently needed to replace the traditional treatment process, not only the project investment is saved, but also the odor is discharged up to the standard under the condition of low operation cost, so that the method provides the new process form.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a high-efficient deodorization device that adsorbs to solve the problem that proposes in the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: a high-efficiency adsorption deodorization device comprises an adsorption reaction tower, wherein an air outlet is fixedly inserted in the upper end of the adsorption reaction tower, waterproof caps are fixedly connected to the left side and the right side of the upper end of the adsorption reaction tower through connecting rods, a demister is fixedly connected to the upper part of an inner cavity of the adsorption reaction tower, an acid pump outlet pipeline is inserted in the lower part of the demister in the adsorption reaction tower, a first spray header is fixedly connected to the lower side of the inner part of the adsorption reaction tower in an insertion manner, a second-stage adsorption reaction mechanism is fixedly connected to the lower part of the first spray header in the inner cavity of the adsorption reaction tower, a lower liquid inlet of the acid pump outlet pipeline is fixedly inserted in a liquid outlet of a first pump, an acid pump suction port pipeline is inserted in a water inlet of the first pump in an insertion manner, and the right side of the acid pump suction port pipeline is fixedly inserted in, the right side of the lower end of the inner cavity of the adsorption reaction tower is provided with an alkali liquor regeneration liquid tank, the right side of the acid liquor regeneration liquid tank is provided with a first buffer cavity, the left side of the alkali liquor regeneration liquid tank is provided with a second buffer cavity, the lower part of the inner cavity of the adsorption reaction tower is fixedly connected with a first-stage adsorption reaction shell, the upper end of the outlet of the first-stage adsorption reaction shell is connected with a first baffle plate through a connecting rod, the upper part of the inner cavity of the first-stage adsorption reaction shell is fixedly inserted with an alkali pump outlet pipeline, the lower side of the inner part of the first-stage adsorption reaction shell is fixedly connected with a second spray head, the lower end of the alkali pump outlet pipeline is fixedly inserted with a liquid outlet of a second pump, the liquid inlet of the second pump is fixedly inserted with an alkali pump suction port pipeline, the left side of the alkali pump suction port pipeline is inserted inside the alkali liquor regeneration liquid tank, the one-level adsorption reaction casing inner chamber is at the lower part fixedly connected with whirl board gas distributor of one-level adsorption reaction mechanism, the inner chamber lower extreme of one-level adsorption reaction casing passes through connecting rod fixedly connected with second baffling board, the lower part liquid outlet and the second cushion chamber of one-level adsorption reaction casing are linked together, the fixed grafting in left end lower part of one-level adsorption reaction casing has the air inlet pipeline, the left end fixedly connected with draught fan of air inlet pipeline, the fixed grafting in left end lower part of draught fan has the foul smell to collect the pipeline.

Preferably, the lower end of the first pump is fixed on the ground, and the second pump is fixedly connected to the right end of the adsorption reaction tower.

Preferably, a channel is reserved between the left end of the primary adsorption reaction shell and the inner side wall of the adsorption reaction tower, and the lower part of the channel is communicated with the first buffer cavity.

Preferably, the first-stage adsorption reaction mechanism and the second-stage adsorption reaction mechanism are composed of fiber cloth and a frame, and the frame is internally connected with overlapped fiber cloth.

Preferably, the first spray header and the second spray header are respectively provided with a plurality of spray headers, and the first spray header and the second spray header are respectively and uniformly arranged at the lower parts of the outlet pipeline of the acid pump and the outlet pipeline of the alkali pump.

Compared with the prior art, the beneficial effects of the utility model are that: the efficient adsorption deodorization device adopts a normal-pressure adsorption device, namely a two-stage adsorption reactor and an online regeneration system, through the integral structure of the equipment, and has simple structure and convenient installation; leading odor into an adsorption reactor through an induced draft fan, utilizing a baffle plate and a rotational flow plate type gas distributor in the reactor to carry out flow equalization distribution on gas, enabling the gas after flow equalization to enter a primary adsorption reactor, adsorbing acidic substances in the gas in the primary reactor on the surface of fibers and rapidly reacting with functional groups at the root parts of the fibers, enabling the reacted gas to rise to a secondary adsorption reactor, adsorbing alkaline substances in the gas on the surface of the fibers in a secondary reactor, and rapidly reacting with the functional groups at the root parts of the fibers, thereby obtaining clean air emission. The field practical verification proves that the outlet gas concentration of the two-stage reactor can stably reach below the national standard, and the treatment efficiency is higher than 99%. The reaction temperature is not more than 65 ℃, and low-temperature normal-pressure adsorption is carried out; the concentration of the regeneration liquid is 5-20%, the power of the regeneration liquid pump is 0.5-1.5kw, the energy consumption is low, and no secondary pollutant is discharged.

Drawings

Fig. 1 is a sectional view of the present invention.

In the figure: 1 adsorption reaction tower, 2 acidizing fluid regeneration liquid case, 3 acid pump suction mouth pipelines, 4 first pumps, 5 acid pump outlet pipelines, 6 first shower head, 7 alkali lye regeneration liquid case, 8 alkali pump suction mouth pipelines, 9 second pumps, 10 alkali pump outlet pipelines, 11 second shower heads, 12 waterproof caps, 13 the defroster, 14 second grade adsorption reaction mechanism, 15 one-level adsorption reaction casing, 16 first baffling boards, 17 one-level adsorption reaction mechanism, 18 whirl board gas distributor, 19 second baffling boards, 20 liquid outlets, 21 second cushion chamber, 22 first cushion chamber, 23 draught fan, 24 foul smell collection pipelines, 25 air inlet pipelines, 26 gas outlets.

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, the present invention provides a technical solution: a high-efficiency adsorption deodorization device comprises an adsorption reaction tower 1, wherein an air outlet 26 is fixedly inserted into the upper end of the adsorption reaction tower 1, waterproof caps 12 are fixedly connected to the left side and the right side of the upper end of the adsorption reaction tower 1 through connecting rods, a demister 13 is fixedly connected to the upper portion of an inner cavity of the adsorption reaction tower 1, an acid pump outlet pipeline 5 is inserted into the lower portion of the demister 13 inside the adsorption reaction tower 1, the acid pump outlet pipeline 5 is inserted into the lower side inside the adsorption reaction tower 1 and is fixedly connected with a first spray header 6, a plurality of first spray headers 6 and a plurality of second spray headers 11 are arranged, the first spray headers 6 and the second spray headers 11 are respectively and uniformly arranged at the lower portions of an acid pump outlet pipeline 5 and an alkali pump outlet pipeline 10, a second-stage adsorption reaction mechanism 14 is fixedly connected to the lower portion of the first spray header 6 through an inner cavity of the adsorption reaction tower 1, a liquid inlet at the lower portion of the acid pump outlet pipeline 5 is fixedly, the lower end of the first pump 4 is fixed on the ground, and the second pump 9 is fixedly connected to the right end of the adsorption reaction tower 1. The water inlet of first pump 4 is pegged graft there is acid pump suction inlet pipeline 3, the fixed grafting in the left acidizing fluid regeneration liquid case 2 in the inner chamber lower part of absorption reaction tower 1 in the right side of acid pump suction inlet pipeline 3 is inside, the inner chamber lower extreme right side of absorption reaction tower 1 is equipped with alkali lye regeneration liquid case 7, the right side of acidizing fluid regeneration liquid case 2 is equipped with first cushion chamber 22, the left side of alkali lye regeneration liquid case 7 is equipped with second cushion chamber 21, the inner chamber lower part fixedly connected with one-level absorption reaction casing 15 of absorption reaction tower 1, the left end of one-level absorption reaction casing 15 has the passageway with the inside wall reservation of absorption reaction tower 1, the lower part and the first cushion chamber 22 of passageway are linked together. The upper end of the outlet of the first-stage adsorption reaction shell 15 is connected with a first baffle plate 16 through a connecting rod, the upper part of the inner cavity of the first-stage adsorption reaction shell 15 is fixedly inserted with an alkali pump outlet pipeline 10, the outlet pipeline 10 of the alkali pump is inserted in the lower side of the inner part of the first-stage adsorption reaction shell 15 and is fixedly connected with a second spray header 11, the lower end of the alkali pump outlet pipeline 10 is fixedly inserted at the liquid outlet of the second pump 9, the liquid inlet of the second pump 9 is fixedly inserted with an alkali pump suction port pipeline 8, the left side of the alkali pump suction port pipeline 8 is inserted in the alkali liquor regeneration liquid tank 7, the inner cavity of the primary adsorption reaction shell 15 is fixedly connected with a primary adsorption reaction mechanism 17 at the lower part of the second spray header 11, the first-stage adsorption reaction mechanism 17 and the second-stage adsorption reaction mechanism 14 are composed of fiber cloth and a frame, and the frame is internally connected with overlapped fiber cloth. The one-level adsorbs 15 inner chambers of reaction housing at the lower part fixedly connected with whirl board gas distributor 18 of one-level adsorption reaction mechanism 17, the inner chamber lower extreme of one-level adsorption reaction housing 15 passes through connecting rod fixedly connected with second baffler 19, the lower part liquid outlet 20 and the second cushion chamber 21 of one-level adsorption reaction housing 15 are linked together, the fixed grafting in left end lower part of one-level adsorption reaction housing 15 has air inlet pipe way 25, air inlet pipe way 25's left end fixedly connected with draught fan 23, the fixed grafting in left end lower part of draught fan 23 has foul smell collection pipeline 24.

The working process is as follows: the odor is connected into the adsorption reaction tower 1 from a generation source through an odor collecting pipeline 24, a draught fan 23 and an air inlet pipeline 25, after entering the adsorption reaction tower 1, the odor firstly reduces the air inlet flow rate through a second baffle plate 19 to realize primary flow equalization, and then the gas enters a cyclone plate gas distributor 18 to carry out secondary flow equalization to ensure that the subsequent gas is fully contacted with a primary adsorption reaction mechanism 17. After the gas flow is uniformly distributed, the gas firstly passes through the primary adsorption reaction mechanism 17, acidic substances in the gas are adsorbed and captured on the surfaces of the fibers and simultaneously react rapidly, so that the acidic substances are removed at the positions. The reaction time was 0.1s, the reaction temperature was 10 deg.C, 30 deg.C, 50 deg.C. Then the gas continuously rises and passes through the first baffle plate 16 to flow equally again to the gas entering the secondary adsorption area, and the gas after flow equalization passes through the secondary adsorption reaction mechanism 14, wherein the alkaline substances in the gas are adsorbed and captured on the surface of the fiber and simultaneously react rapidly, so that the alkaline substances are removed at the position. The reaction time was 0.1s, the reaction temperature was 10 deg.C, 30 deg.C, 50 deg.C. The purified gas can be brought out by water mist due to the temperature and the rising flow rate, so that the water mist is removed by the demister 13 before being discharged, and the treated clean gas reaches the standard and is discharged.

The device adopts an online regeneration mode, determines the working frequency of the acidic regeneration liquid pump according to the theoretical calculation in advance, and generally starts for 5-10min, and starts for 1-3min each time. H is stored in the acid liquor regeneration liquid tank₂SO₄The liquid, the ratio concentration is 5% -20%, for preventing the acid pump from blockking up, set up dirty stifled filter, via acid pump suction mouth pipeline 3, carry acidic regeneration liquid to acid pump outlet pipeline 5 with first pump 4, release through the first shower head 6 of a plurality of equipartition at the end for regeneration liquid is even drenches on second grade adsorption reaction mechanism 14, and the replacement reaction takes place rapidly after regeneration liquid and fiber material contact, makes the material obtain the regeneration. And (3) returning the regenerated liquid generated after the reaction to the regenerated liquid box 2 of the regenerated acid solution through a recovery channel, wherein the working frequency of the alkaline regenerated liquid pump is generally 5-10min for starting 1-3min each time in order to prevent the regenerated liquid after the reaction from directly contacting an unreacted area. The NaOH liquid is stored in the alkali liquor regeneration liquid tank 7, the proportioning concentration is 5% -20%, in order to prevent the alkali pump from being blocked, a dirty blocking filter is arranged, a pipeline 10 is sucked into the alkali pump, the alkali regeneration liquid is conveyed to a pipeline 10 out of the alkali pump by a second pump 9, the alkaline regeneration liquid is released by a second spray head 11 uniformly distributed at the tail end, the regeneration liquid is uniformly sprayed on a first-stage adsorption reaction mechanism 17, the regeneration liquid is rapidly subjected to displacement reaction after being contacted with a fiber material, and the material is regenerated. The regenerated liquid generated after the reaction returns to regenerated alkali liquid through a recovery channelIn the liquid tank 7, a partition plate is provided as a buffer to prevent the reacted regeneration liquid from directly contacting the unreacted region.

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 high-efficient adsorption and deodorization device, includes adsorption reaction tower (1), its characterized in that: the upper end of the adsorption reaction tower (1) is fixedly spliced with an air outlet (26), the left side and the right side of the upper end of the adsorption reaction tower (1) are fixedly connected with waterproof caps (12) through connecting rods, the upper part of an inner cavity of the adsorption reaction tower (1) is fixedly connected with a demister (13), the lower part of the demister (13) inside the adsorption reaction tower (1) is spliced with an acid pump outlet pipeline (5), the lower side of the inner part of the adsorption reaction tower (1) is fixedly connected with a first spray header (6) through the acid pump outlet pipeline (5), the lower part of the first spray header (6) is fixedly connected with a second-stage adsorption reaction mechanism (14) through the inner cavity of the adsorption reaction tower (1), a lower liquid inlet of the acid pump outlet pipeline (5) is fixedly spliced at a liquid outlet of a first pump (4), and a water inlet of the first pump (4) is spliced with an acid, the right side of the acid pump suction port pipeline (3) is fixedly inserted into an acid liquor regeneration liquid tank (2) on the left side of the lower part of an inner cavity of the adsorption reaction tower (1), an alkali liquor regeneration liquid tank (7) is arranged on the right side of the lower end of the inner cavity of the adsorption reaction tower (1), a first buffer chamber (22) is arranged on the right side of the acid liquor regeneration liquid tank (2), a second buffer chamber (21) is arranged on the left side of the alkali liquor regeneration liquid tank (7), a first-stage adsorption reaction shell (15) is fixedly connected to the lower part of the inner cavity of the adsorption reaction tower (1), a first baffle plate (16) is connected to the upper end of an outlet of the first-stage adsorption reaction shell (15) through a connecting rod, an alkali pump outlet pipeline (10) is fixedly inserted into the upper part of the inner cavity of the first-stage adsorption reaction shell (15), a second spray head (11) is fixedly, the lower end of the alkali pump outlet pipeline (10) is fixedly inserted into a liquid outlet of a second pump (9), a liquid inlet of the second pump (9) is fixedly inserted with an alkali pump suction port pipeline (8), the left side of the alkali pump suction port pipeline (8) is inserted into an alkali liquor regeneration liquid tank (7), the inner cavity of a first-stage adsorption reaction shell (15) is fixedly connected with a first-stage adsorption reaction mechanism (17) at the lower part of a second spray header (11), the inner cavity of the first-stage adsorption reaction shell (15) is fixedly connected with a spiral-flow plate gas distributor (18) at the lower part of the first-stage adsorption reaction mechanism (17), the lower end of the inner cavity of the first-stage adsorption reaction shell (15) is fixedly connected with a second baffle plate (19) through a connecting rod, the lower liquid outlet (20) of the first-stage adsorption reaction shell (15) is communicated with a second buffer cavity (21), and the lower part of the left end of the first-stage adsorption reaction, the left end fixedly connected with draught fan (23) of air inlet pipe way (25), the fixed grafting of the left end lower part of draught fan (23) has odor collection pipeline (24).

2. The high efficiency adsorption deodorizing device according to claim 1, wherein: the lower end of the first pump (4) is fixed on the ground, and the second pump (9) is fixedly connected to the right end of the adsorption reaction tower (1).

3. The high efficiency adsorption deodorizing device according to claim 1, wherein: the left end of the first-stage adsorption reaction shell (15) and the inner side wall of the adsorption reaction tower (1) are reserved with a channel, and the lower part of the channel is communicated with the first buffer cavity (22).

4. The high efficiency adsorption deodorizing device according to claim 1, wherein: the first-stage adsorption reaction mechanism (17) and the second-stage adsorption reaction mechanism (14) are composed of fiber cloth and a frame, and the frame is internally connected with overlapped fiber cloth.

5. The high efficiency adsorption deodorizing device according to claim 1, wherein: the first spray header (6) and the second spray header (11) are respectively provided with a plurality of spray headers, and the first spray header (6) and the second spray header (11) are respectively and uniformly arranged at the lower parts of the acid pump outlet pipeline (5) and the alkali pump outlet pipeline (10).