CN209771699U

CN209771699U - Fish meal production exhaust treatment device

Info

Publication number: CN209771699U
Application number: CN201822273571.9U
Authority: CN
Inventors: 蔡定
Original assignee: Maoming Zhonghong Feed Co Ltd
Current assignee: Maoming Zhonghong Feed Co Ltd
Priority date: 2018-12-29
Filing date: 2018-12-29
Publication date: 2019-12-13
Anticipated expiration: 2028-12-29

Abstract

A fish meal production waste gas treatment device comprises a pretreatment chamber, a cyclone induced air dust collector, a liquid containing box, a dust collecting chamber, a cooling chamber and a waste gas treatment chamber, wherein an air inlet pipe is arranged on the left side of the pretreatment chamber, an atomizing nozzle is arranged above the interior of the pretreatment chamber, the cyclone induced air dust collector is arranged on the right side of the pretreatment chamber, the dust collecting chamber is arranged on the right side of the cyclone induced air dust collector, a filter screen is arranged on the inner wall of the upper right side of the dust collecting chamber, the cooling chamber is arranged on the right side of the dust collecting chamber, a plurality of condensing pipes are arranged in the cooling chamber, the left side and the right side of the liquid containing box are connected with the atomizing nozzle and the condensing pipes through pipelines, the right side of the cooling chamber is provided with a waste gas treatment chamber air inlet pipe, a draught fan is arranged in the waste gas treatment chamber air inlet pipe, the right end of the waste gas, the pressure loss to equipment is reduced, and the heat exchange effect is enhanced.

Description

Fish meal production exhaust treatment device

Technical Field

The utility model belongs to the environmental protection field relates to the improvement of fish meal waste gas, especially relates to a fish meal production exhaust treatment device.

Background

Fish meal is an important component in feed. The fish meal is prepared from aquatic product leftovers and small fishes and shrimps by the processes of steam high-temperature cooking, squeezing, drying, crushing, screening and the like.

Although the existing treatment and remediation of waste gas generated in fish meal production is effective, the waste gas also contains part of material dust, which brings great influence on the subsequent treatment process, and if the part of material dust is not treated, the subsequent process wastes a large amount of circulating water and material dust, so that the economic benefit is poor; in addition, the temperature of the steam discharged by the fish meal production device is higher, the treatment effect is greatly influenced by overhigh temperature, and the existing waste gas treatment cooling effect is not ideal, so that the waste gas treatment effect is not good.

In view of the above, it is desirable to provide a solution to the above technical problems.

Disclosure of Invention

The utility model aims to provide a: overcomes the defects of the prior art, and provides a fish meal production waste gas treatment device which can pre-treat dust in waste gas, recycle materials, carry out multiple cooling treatment and has good cooling effect on waste gas.

In order to achieve the above object, an apparatus for treating waste gas from fish meal production comprises: pretreatment room, whirl induced air dust remover, dress liquid case, dust collecting chamber, cooling chamber, exhaust-gas treatment room, the pretreatment room left side is equipped with the intake pipe, the inside top of pretreatment room is equipped with atomizer, whirl induced air dust remover is established right-hand at the pretreatment room, the dust collecting chamber is established on whirl induced air dust remover right side, and the upper right side inner wall of dust collecting chamber is equipped with the filter screen, the cooling chamber is established on the dust collecting chamber right side, is equipped with many condenser pipes in the cooling chamber, the dress liquid case left and right sides is passed through pipe connection atomizer and condenser pipe, and the dress liquid case middlely is equipped with the division board, the condenser pipe lower extreme is equipped with the liquid outlet, the cooling chamber right side is equipped with exhaust-gas treatment room intake pipe, is equipped with the draught fan in the exhaust-.

In order to realize the separation of fish meal impurities in the waste gas, the cyclone induced air dust remover comprises a cyclone induced air body, a cyclone induced air inlet, a cyclone induced air outlet and a cyclone induced air drain outlet, wherein the cyclone induced air inlet and the cyclone induced air outlet are respectively arranged at the left end and the right end of the cyclone induced air body, the left end of the cyclone induced air inlet is connected with the pretreatment chamber, the right end of the cyclone induced air outlet is connected with the dust collection chamber, and the cyclone induced air drain outlet is arranged at the lower end of the cyclone induced air body.

In order to realize thoroughly handling waste gas, the exhaust-gas treatment room includes circulating pump, circulating pipe, shower head, otter board, vapour and liquid separator, clean gas export, treatment room body, the circulating pump is established on treatment room body right side, and the circulating pipe passes through circulating pump intercommunication treatment room body bottom and inside top, the shower head is established in the circulating pipe upper end, the otter board is established in the shower head below, and vapour and liquid separator establishes in the inside top of treatment room body, and clean gas export is established in vapour and liquid separator top.

Compared with the prior art, the utility model, have following advantage:

Waste gas generated by fish meal enters the pretreatment chamber through the air inlet pipe, after atomized water particles sprayed by the atomizing spray head are fully contacted with the waste gas, the temperature of the waste gas is reduced to a certain degree, partial dust is primarily separated, secondary dust separation is rapidly carried out by the cyclone induced air dust collector, dust which is not completely settled in the waste gas is intercepted by the filter screen in the dust collection chamber again, in addition, the dust intercepted by the cyclone induced air dust collector and the dust collection chamber can be recycled, and the economy of the whole treatment system is improved; waste gas gets into the cooling chamber, and the inside condenser pipe of cooling chamber cools off waste gas and handles, adopts indirect cooling, and the coolant liquid is walked intraductally, and waste gas is walked extratubly, has both avoided waste gas and media contact and has caused the pollution like this, has reduced the pressure loss to equipment to the at utmost again to increased heat transfer area, strengthened the heat transfer effect.

The present invention will be further described with reference to the accompanying drawings.

Drawings

In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings needed to be used in the description of the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and those skilled in the art can also obtain other drawings according to these drawings without inventive labor.

Fig. 1 is a schematic structural diagram of the present invention.

Fig. 2 is a schematic structural view of the cyclone induced-draft dust collector of the present invention.

Fig. 3 is a schematic structural diagram of the waste gas treatment chamber of the present invention.

The reference signs are: 1. the device comprises an air inlet pipe, 2, a pretreatment chamber, 3, an atomization nozzle, 4, a cyclone induced air dust remover, 41, a cyclone induced air dust remover body, 42, a cyclone induced air inlet, 43, a cyclone induced air outlet, 44, a cyclone induced air drain outlet, 5, a liquid containing box, 6, a dust collecting chamber, 7, a filter screen, 8, a condenser pipe, 9, a liquid outlet, 10, a cooling chamber, 11, an exhaust gas treatment chamber air inlet pipe, 12, an induced draft fan, 13, an exhaust gas treatment chamber, 14, a circulating pump, 15, a circulating pipe, 16, a spray header, 17, a screen plate, 18, a vapor-liquid separator, 19, a purified gas outlet, 20 and a treatment chamber body.

Detailed Description

In order to make the technical solution of the present invention better understood, the technical solution of the embodiments of the present invention will be clearly and completely described below 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 those skilled in the art without creative efforts belong to the protection scope of the present invention.

as shown in figure 1, a fish meal production waste gas treatment device comprises a pretreatment chamber 2, a cyclone induced air dust collector 4, a liquid containing box 5, a dust collecting chamber 6, a cooling chamber 10 and a waste gas treatment chamber 13, wherein an air inlet pipe 1 is arranged on the left side of the pretreatment chamber 2, an atomizer 3 is arranged above the inner part of the pretreatment chamber 2, the cyclone induced air dust collector 4 is arranged on the right side of the pretreatment chamber 2, the dust collecting chamber 6 is arranged on the right side of the cyclone induced air dust collector 4, a filter screen 7 is arranged on the inner wall of the upper right side of the dust collecting chamber 6, the cooling chamber 10 is arranged on the right side of the dust collecting chamber 6, a plurality of condensation pipes 8 are arranged in the cooling chamber 10, the left side and the right side of the liquid containing box 5 are connected with the atomizer 3 and the condensation pipes 8 through pipelines, a separation plate is arranged in the middle of the liquid containing box 5, a liquid outlet 9 is arranged at the lower, the right end of the exhaust gas treatment chamber inlet pipe 11 is connected with an exhaust gas treatment chamber 13.

As shown in fig. 2, the cyclone induced air dust collector 4 comprises a cyclone induced air body 41, a cyclone induced air inlet 42 and a cyclone induced air outlet 43 which are respectively arranged at the left end and the right end of the cyclone induced air body 41, and a cyclone induced air drain outlet 44, wherein the left end of the cyclone induced air inlet 42 is connected with the pretreatment chamber 2, the right end of the cyclone induced air outlet 43 is connected with the dust collection chamber 6, and the cyclone induced air drain outlet 44 is arranged at the lower end of the cyclone induced air body 41.

As shown in fig. 3, the waste gas treatment chamber 13 includes a circulation pump 14, a circulation pipe 15, a shower head 16, a mesh plate 17, a vapor-liquid separator 18, a clean gas outlet 19, and a treatment chamber body 20, the circulation pump 14 is disposed at the right side of the treatment chamber body 20, the circulation pipe 15 is communicated with the bottom and the inside upper side of the treatment chamber body 20 through the circulation pump 14, the shower head 16 is disposed at the upper end of the circulation pipe 15, the mesh plate 17 is disposed below the shower head 16, the vapor-liquid separator 18 is disposed above the inside of the treatment chamber body 20, and the clean gas outlet 19 is disposed above the vapor-liquid separator 18.

The pretreatment chamber 2, the liquid containing box 5, the dust collecting chamber 6, the cooling chamber 10 and the waste gas treatment chamber 13 are all made of stainless steel, so that the equipment is prevented from being corroded, and the service life of the equipment is prolonged.

The working principle of the fish meal production waste gas treatment device is as follows: waste gas produced by fish meal enters a pretreatment chamber 2 through an air inlet pipe 1, atomized water particles sprayed by an atomizing nozzle 3 are fully contacted with the waste gas, the temperature of the waste gas is reduced to a certain degree, partial dust is primarily separated, secondary separation is rapidly carried out on the dust by a cyclone induced air dust collector 4, the treated fish meal and water mixture is discharged from a cyclone induced air drain outlet 44, the treated waste gas enters a dust collection chamber 6 from a cyclone induced air outlet 43, a filter screen 7 in the dust collection chamber 6 is used for intercepting the dust which is not completely settled in the waste gas again, in addition, the dust intercepted by the cyclone induced air dust collector 4 and the dust collection chamber 6 can be recycled, the economy of the whole treatment system is improved, the waste gas enters a cooling chamber 10, a condensing pipe 8 in the cooling chamber 10 is used for cooling the waste gas, the waste gas is introduced into a waste gas treatment chamber 13 by an induced draft fan 12, and a cleaning solution is pre-installed, the circulating pump 14 pumps the washing liquid to the spray header 16 to wash the waste gas entering the waste gas treatment chamber 13, and the washed waste gas is separated by the gas-liquid separator 18 and discharged from the clean gas outlet 19.

The present invention has been described in terms of embodiments, but not limitations, and other variations of the disclosed embodiments, as would be readily apparent to one skilled in the art, are intended to be included within the scope of the present invention as defined in the following claims, in view of the description of the present invention.

Claims

1. The utility model provides a fish meal production exhaust treatment device which characterized in that: comprises a pretreatment chamber (2), a cyclone induced air dust collector (4), a liquid containing box (5), a dust collecting chamber (6), a cooling chamber (10) and a waste gas treatment chamber (13), wherein an air inlet pipe (1) is arranged on the left side of the pretreatment chamber (2), an atomizing spray head (3) is arranged above the inner part of the pretreatment chamber (2), the cyclone induced air dust collector (4) is arranged on the right side of the pretreatment chamber (2), the dust collecting chamber (6) is arranged on the right side of the cyclone induced air dust collector (4), a filter screen (7) is arranged on the inner wall of the upper right side of the dust collecting chamber (6), the cooling chamber (10) is arranged on the right side of the dust collecting chamber (6), a plurality of condensation pipes (8) are arranged in the cooling chamber (10), the left side and the right side of the liquid containing box (5) are connected with the atomizing spray head (3) and the condensation pipes (8) through pipelines, a separation plate, cooling chamber (10) right side is equipped with exhaust-gas treatment room intake pipe (11), is equipped with draught fan (12) in exhaust-gas treatment room intake pipe (11), and exhaust-gas treatment room (13) are connected to exhaust-gas treatment room intake pipe (11) right-hand member.

2. The fish meal production waste gas treatment device of claim 1, wherein: the cyclone induced air dust collector (4) comprises a cyclone induced air body (41), a cyclone induced air inlet (42), a cyclone induced air outlet (43) and a cyclone induced air drain outlet (44) which are respectively arranged at the left end and the right end of the cyclone induced air body (41), wherein the left end of the cyclone induced air inlet (42) is connected with the pretreatment chamber (2), the right end of the cyclone induced air outlet (43) is connected with the dust collection chamber (6), and the cyclone induced air drain outlet (44) is arranged at the lower end of the cyclone induced air body (41).

3. The fish meal production waste gas treatment device of claim 1, wherein: waste gas treatment room (13) are including circulating pump (14), circulating pipe (15), shower head (16), otter board (17), vapour and liquid separator (18), net gas export (19), process chamber body (20), circulating pump (14) are established on process chamber body (20) right side, and circulating pipe (15) are through circulating pump (14) intercommunication process chamber body (20) bottom and inside top, establish in circulating pipe (15) upper end shower head (16), otter board (17) are established in shower head (16) below, and vapour and liquid separator (18) are established in process chamber body (20) inside top, and net gas export (19) are established in vapour and liquid separator (18) top.