CN219355816U

CN219355816U - Odor treatment system matched with small kitchen waste treatment equipment

Info

Publication number: CN219355816U
Application number: CN202122868892.5U
Authority: CN
Inventors: 兰云鹏; 周哲松; 周联友
Original assignee: HANGZHOU HUAJIACHI ENVIRONMENT
Current assignee: HANGZHOU HUAJIACHI ENVIRONMENT
Priority date: 2021-11-22
Filing date: 2021-11-22
Publication date: 2023-07-18
Anticipated expiration: 2031-11-22

Abstract

The utility model discloses an odor treatment system matched with small kitchen waste treatment equipment, which comprises a first spray tower, a second spray tower, UV photocatalysis deodorization equipment, an induced draft fan and a plant liquid purification device, wherein the first spray tower comprises a first filler bed, a first circulating water tank, a first spray port, an acid liquid dosing barrel, an acid liquid metering pump and a first circulating pump, the second spray tower comprises a second filler bed, a second circulating water tank, a second spray port, an alkali liquid dosing barrel, an alkali liquid metering pump and a second circulating pump, the first spray tower and the second spray tower are respectively an acid spray tower and an alkali spray tower, acid and alkali washing odor purification treatment is sequentially carried out through the first spray tower and the second spray tower, and acidic and alkaline pollutants in malodorous gas are subjected to neutralization reaction through acid and alkali.

Description

Odor treatment system matched with small kitchen waste treatment equipment

Technical Field

The utility model relates to the technical field of odor treatment, in particular to an odor treatment system matched with small kitchen waste treatment equipment.

Background

Kitchen waste disposal has become increasingly accepted by most residents as waste classification is popular and implemented. The main problem of the terminal treatment of the real garbage classification is the treatment of wet garbage (kitchen garbage), the treatment technology adopted in the past is mainly a large-scale centralized treatment mode, the examination and approval time of the treatment facilities is long, the construction and debugging period is long, the large-scale centralized treatment implementation is in a remote general position, the transportation distance of the kitchen garbage is increased, secondary pollution and secondary hazard are easy to generate, in addition, the large-scale facility system has the advantages of numerous impurities, high investment, more operators and high cost, so that the economic benefit is poor, and long-term financial subsidy is needed to be maintained. Therefore, in commercial complexes and residential areas, small kitchen waste treatment equipment is more and more in recent years, and kitchen waste can realize daily yield and daily cleaning.

The small kitchen waste treatment equipment generates a large amount of malodorous gas in operation, has strong stimulation to human senses, and also has great adverse effect on the surrounding environment of the project.

Most of the small kitchen waste treatment equipment at the present stage is only provided with a single-stage water spray tower, so that deodorization is incomplete, and the problem of odor disturbing the people cannot be solved.

In view of the above, there is a need for an odor treatment system for a small kitchen waste disposal device to solve the drawbacks of the prior art.

Disclosure of Invention

Aiming at the defects of the prior art, the utility model provides an odor treatment system matched with small kitchen waste treatment equipment, which aims to solve the problems.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the odor treatment system matched with the small kitchen waste disposal equipment comprises a first spray tower, a second spray tower, UV photocatalysis deodorization equipment, an induced draft fan and a plant liquid purification device, wherein the first spray tower comprises a first packed bed, a first circulating water tank, a first spray port, an acid liquid dosing barrel, an acid liquid metering pump and a first circulating pump, the second spray tower comprises a second packed bed, a second circulating water tank, a second spray port, an alkali liquid dosing barrel, an alkali liquid metering pump and a second circulating pump, the first spray tower and the second spray tower are respectively an acid spray tower and an alkali spray tower, acid and alkali washing odor purification treatment is sequentially carried out through the first spray tower and the second spray tower, acidic and alkaline pollutants in malodorous gas are purified through acid-base neutralization reaction, the output end of the first spray tower is connected with the input end of the second spray tower through a conduit, the first spraying port and the first circulating water tank are respectively positioned above and below the first packed bed, the first circulating water tank and the second circulating water tank are integrated into a whole, the input end and the output end of the first circulating pump are respectively communicated with the first circulating water tank and the first spraying port through a conduit, the liquid outlet of the acid liquid dosing barrel is communicated with the acid liquid metering pump through a conduit, the output end of the acid liquid metering pump is communicated with the first circulating water tank through a conduit, the liquid outlet of the alkali liquid dosing barrel is communicated with the alkali liquid metering pump through a conduit, the output end of the alkali liquid metering pump is communicated with the second circulating water tank through a conduit, the UV photocatalytic deodorizing device comprises filter cotton and a UV photocatalytic module, the top output end of the induced draft fan is connected with a discharge pipeline, and the plant liquid purifying device comprises a dosing barrel and a dosing pump, an atomizing spray head.

Preferably, the removal rate of the odor in the acid washing section reaches 20% -30% through the first spray tower.

Preferably, the acid-base neutralization removal rate of the odor after acid washing in the alkaline washing section reaches 30% -60% through the second spray tower.

Preferably, the first spray tower is communicated with the second spray tower, the UV photocatalysis deodorization equipment, the induced draft fan and the plant liquid purifying device in sequence.

Preferably, the output end of the UV photocatalytic deodorizing device is connected with the induced draft fan through a conduit.

Preferably, the output end of the dosing barrel is communicated with the dosing pump through a conduit, the output end of the dosing pump is communicated with the atomizing nozzle through a conduit, and the atomizing nozzle is arranged in the discharge pipeline.

The utility model has the beneficial effects that: through the first spray column that sets up and second spray column cooperation UV photocatalysis deodorization equipment, plant liquid purifier, thoroughly solved the odor treatment difficult problem that small-size kitchen garbage treatment facility produced, gas outlet odor concentration is between 200 after the high concentration malodor is handled, and the odor is discharged outward and can be avoided disturbing the people's problem, has greatly improved surrounding environment, and the system principle is comparatively practical reasonable, has certain use value and spreading value.

Drawings

Fig. 1 is a schematic diagram of a system structure according to the present utility model.

In the figure: the device comprises a 1-first spray tower, a 2-second spray tower, a 3-UV photocatalysis deodorization device, a 4-induced draft fan, a 5-plant liquid purification device, a 11-first packed bed, a 12-first circulating water tank, a 13-first spray port, a 14-acid liquid dosing barrel, a 15-acid liquid metering pump, a 16-first circulating pump, a 21-second packed bed, a 22-second circulating water tank, a 23-second spray port, a 24-alkali liquid dosing barrel, a 25-alkali liquid metering pump, a 26-second circulating pump, 31-filter cotton, a 32-UV photocatalysis module, a 41-discharge pipeline, a 51-dosing barrel, a 52-dosing pump and a 53-atomizing nozzle.

Detailed Description

As shown in figure 1, the odor treatment system matched with the small kitchen waste treatment equipment comprises a first spray tower 1, a second spray tower 2, UV photocatalysis deodorization equipment 3, a draught fan 4 and a plant liquid purification device 5, wherein the first spray tower 1 comprises a first packed bed 11, a first circulating water tank 12, a first spray port 13, an acid liquid dosing barrel 14, an acid liquid metering pump 15 and a first circulating pump 16, the second spray tower 2 comprises a second packed bed 21, a second circulating water tank 22, a second spray port 23, an alkali liquid dosing barrel 24, an alkali liquid metering pump 25 and a second circulating pump 26, the first spray tower 1 and the second spray tower 2 are respectively an acid spray tower and an alkali spray tower, acid and alkali washing odor purification treatment is sequentially carried out through the first spray tower 1 and the second spray tower 2, acidic and alkaline pollutants in malodorous gas are purified through acid and alkali neutralization reaction, the output end of the first spray tower 1 is connected with the input end of the second spray tower 2 through a conduit, the first spray opening 13 and the first circulating water tank 12 are respectively positioned above and below the first packed bed 11, the first circulating water tank 12 and the second circulating water tank 22 are integrated circulating water tanks, the input end and the output end of the first circulating pump 16 are respectively communicated with the first circulating water tank 12 and the first spray opening 13 through the conduit, the liquid outlet of the acid liquid dosing barrel 14 is communicated with the acid liquid metering pump 15 through the conduit, the output end of the acid liquid metering pump 15 is communicated with the first circulating water tank 12 through the conduit, the liquid outlet of the alkali liquid dosing barrel 24 is communicated with the alkali liquid metering pump 25 through the conduit, the output end of the alkali liquid metering pump 25 is communicated with the second circulating water tank 22 through the conduit, the UV photocatalytic deodorizing equipment 3 comprises a filter cotton 31 and a UV photocatalytic module 32, the top output end of the induced draft fan 4 is connected with a discharge pipeline 41, the plant liquid purifying device 5 comprises a dosing barrel 51, a dosing pump 52 and an atomizing nozzle 53.

Further, the removal rate of the odor in the acid washing section reaches 20% -30% through the first spray tower 1.

Further, the acid-base neutralization removal rate of the odor after acid washing in the alkaline washing section reaches 30% -60% through the second spray tower 2.

Further, the first spray tower 1 is communicated with the second spray tower 2, the UV photocatalysis deodorization equipment 3, the induced draft fan 4 and the plant liquid purifying device 5 in sequence.

Further, the output end of the UV photocatalytic deodorizing device 3 is connected to the induced draft fan 4 through a conduit.

Further, the output end of the dosing barrel 51 is communicated with the dosing pump 52 through a conduit, the output end of the dosing pump 52 is communicated with the atomizing nozzle 53 through a conduit, and the atomizing nozzle 53 is installed inside the discharge pipeline 41.

The working principle of the utility model is as follows: when in use, the first spray tower 1 is used for acid washing and odor purification treatment: alkaline pollutants in malodorous gas are purified through an acid-base neutralization reaction, waste gas is purified, the removal rate of malodorous gas in an acid washing section reaches 20% -30%, then alkaline washing malodorous gas purification treatment is carried out through a second spray tower 2, wherein the removal rate of malodorous gas reaches 30% -60% through the acid-base neutralization reaction, and then deodorization is carried out through a UV photocatalysis deodorization device 3: under the photoinduction condition, the photocatalyst enables electrons to migrate from a ground state to an excited state and generates electron holes, the electron holes have extremely strong oxidizing property, organic pollutants adsorbed on the surfaces of micropores of the catalyst can be oxidized and decomposed, meanwhile, water and oxygen adsorbed on the surfaces of the micropores of the catalyst are converted into hydroxyl free radicals and active oxygen atoms, the active groups are in contact oxidation with volatile organic pollutants, finally, the pollutants are removed, the removal rate of odor reaches 60% -80% in a UV catalytic deodorization section, and finally, deodorization is carried out by the plant liquid purification device 5: the plant extract is utilized to decompose malodorous substances such as alkaloid and terpenoid with high reactivity, the removal rate of malodor reaches 80% -95% in the plant liquid atomization section, and then the deodorized gas is discharged.

The foregoing description of the preferred embodiments of the utility model is not intended to be limiting, but rather is intended to cover all modifications, equivalents, or alternatives falling within the spirit and principles of the utility model.

Claims

1. The utility model provides a supporting odor treatment system of small-size kitchen garbage disposal equipment, includes first spray column (1), second spray column (2), UV photocatalysis deodorization equipment (3), draught fan (4), plant liquid purifier (5), first spray column (1) is including first packed bed (11), first circulation water tank (12), first spray port (13), acidizing fluid dosing tank (14), acidizing fluid metering pump (15), first circulating pump (16), second spray column (2) is including second packed bed (21), second circulation water tank (22), second spray port (23), lye dosing tank (24), lye metering pump (25), second circulating pump (26), characterized in that, first spray column (1) and second spray column (2) are acid spray column, lye spray column respectively, carry out acid-base washing odor purification treatment through first spray column (1) and second spray column (2), acidic, alkaline pollutant in the malodorous gas is through acid-base neutralization reaction, obtain purification, first output end of first spray column (1) is located in first spray tank (12) and first spray pipe (12) top of first circulation water tank (12) and below, the utility model provides a novel water treatment device for the plant, including first circulation water tank (12) and second circulation water tank (22), the input of first circulation pump (16), output communicate respectively in first circulation water tank (12), first spray port (13) through the pipe, the liquid outlet of acidizing fluid dosing cylinder (14) communicates in acidizing fluid metering pump (15) through the pipe, and the output of acidizing fluid metering pump (15) communicates in first circulation water tank (12) through the pipe, the liquid outlet of alkali lye dosing cylinder (24) communicates in alkali lye metering pump (25) through the pipe, and the output of alkali lye metering pump (25) communicates in second circulation water tank (22) through the pipe, UV photocatalysis deodorization equipment (3) are including filter cotton (31), UV photocatalysis module (32), the top output of draught fan (4) is connected with discharge pipe (41), plant liquid purifier (5) are including dosing cylinder (51), dosing pump (52), atomizer (53).

2. The odor treatment system matched with small kitchen waste treatment equipment according to claim 1, wherein the removal rate of odor in an acid washing section through the first spray tower (1) reaches 20% -30%.

3. The odor treatment system matched with the small kitchen waste treatment equipment according to claim 2, wherein the neutralization removal rate of the odor after acid washing in the acid-base washing section reaches 30% -60% through the second spray tower (2).

4. The odor treatment system matched with small kitchen waste treatment equipment according to claim 1, wherein the first spray tower (1) is sequentially communicated with the second spray tower (2), the UV photocatalysis deodorization equipment (3), the induced draft fan (4) and the plant liquid purification device (5).

5. The odor treatment system matched with small kitchen waste treatment equipment according to claim 1, wherein the output end of the UV photocatalytic deodorization equipment (3) is connected with an induced draft fan (4) through a conduit.

6. The odor treatment system matched with small kitchen waste treatment equipment according to claim 1, wherein the output end of the dosing barrel (51) is communicated with the dosing pump (52) through a conduit, the output end of the dosing pump (52) is communicated with the atomizing nozzle (53) through a conduit, and the atomizing nozzle (53) is arranged inside the discharge pipeline (41).