CN213590129U - Waste gas treatment device - Google Patents

Abstract

The utility model relates to the field of sausage casing and heparin sodium production, in particular to an exhaust gas treatment device, which comprises an air suction cover, an air suction pipeline, a spray absorption tower and an exhaust pipeline, wherein the air suction cover and the air suction pipeline are arranged in sequence and are used for sucking exhaust gas; the air suction pipeline is provided with a first fan, the first fan is communicated with the air suction cover and the spray absorption tower through the air suction pipeline, the exhaust pipeline is provided with a second fan, and the second fan is communicated with the spray absorption tower through the exhaust pipeline. The utility model aims to overcome current exhaust treatment device and be unfavorable for carrying out a large amount of waste gas absorption processing and the low not enough of exhaust treatment efficiency to casing and heparin sodium production and processing scene, provide one kind and be suitable for and carry out the device that waste gas absorbed the processing at casing and heparin sodium production and processing scene.

Description

Waste gas treatment device

Technical Field

The utility model relates to a casing and heparin sodium production field, more specifically relates to an exhaust treatment device.

Background

In the field of sausage casing and heparin sodium production, because animal raw intestines processed by the sausage casing and extracted by the heparin sodium contain a large amount of organic matters, a large amount of organic waste gas is discharged in the processes of raw material transportation, loading and unloading lanes, sausage casing processing workshops, heparin sodium production workshops and the like, and stink with strong pungent smell is generated in the production process. If the waste gas is not treated, the waste gas is directly discharged into the air or is not treated properly, so that the environmental pollution of the air, water and the like can be caused, and the human health is not facilitated.

Chinese patent publication No. CN207385100U discloses an integrated device for organic waste gas treatment, but the shape and structure of the waste gas collecting device are not favorable for the absorption of waste gas in the sausage casing and heparin sodium production and processing field, and an additional air suction device is needed, and the device in the comparison document is only provided with a fan at the inlet, so that the waste gas flows slowly in the device, and cannot be adapted to the absorption of a large amount of waste gas in the processing field, and the waste gas treatment efficiency is low.

SUMMERY OF THE UTILITY MODEL

The utility model aims to overcome current exhaust treatment device and be unfavorable for carrying out the absorption of a large amount of waste gases and the inefficiency not enough of exhaust treatment to casing and heparin sodium production and processing scene, provide one kind and be suitable for and carry out the device that waste gas absorbed the processing at casing and heparin sodium production and processing scene.

In order to solve the technical problem, the utility model discloses a technical scheme is:

the waste gas treatment device comprises an air suction cover, an air suction pipeline, a spray absorption tower and an exhaust pipeline, wherein the air suction cover is used for sucking waste gas, the spray absorption tower is used for absorbing and purifying the waste gas, and the exhaust pipeline are arranged in sequence; the air suction pipeline is provided with a first fan, the first fan is communicated with the air suction cover and the spray absorption tower through the air suction pipeline, the exhaust pipeline is provided with a second fan, and the second fan is communicated with the spray absorption tower through the exhaust pipeline.

The air suction cover of the utility model is used for absorbing and collecting the waste gas of the sausage casing and the heparin sodium production and processing site; the first fan is used for providing suction force, so that waste gas as much as possible can quickly and timely enter the spray absorption tower from the suction hood through the suction pipeline; the spray absorption tower is used for absorbing and purifying waste gas; the second fan is used for exhausting, so that the waste gas passing through the spray absorption tower is rapidly exhausted through the exhaust pipeline, the problem that the waste gas continuously rushing in is concentrated in the spray absorption tower and flows out slowly to cause partial waste gas backflow or the waste gas sucking capacity of the gas suction cover is limited due to the congestion of the waste gas in the spray absorption tower is avoided, a large amount of waste gas on the production and processing site can be absorbed and processed, meanwhile, due to the accelerated gas suction of the first fan and the accelerated exhaust action of the second fan, the flowing speed and the waste gas processing speed of the waste gas in the processing device can be improved, and therefore the waste gas processing efficiency can be improved.

Preferably, a reaction cavity is arranged in the spray absorption tower, and a waste gas treatment unit and a demisting unit which react with waste gas for absorption are sequentially arranged in the reaction cavity; the waste gas treatment unit and the demisting unit are both fixedly connected with the reaction cavity; and a liquid storage unit is also arranged at the bottom of the reaction cavity.

Preferably, the waste gas treatment unit comprises a plurality of packing absorption units and spraying units which are alternately arranged.

Preferably, the spraying device further comprises a spraying pipeline, a water pump and a liquid adding box, wherein the liquid adding box is communicated with the water pump and the spraying unit through the spraying pipeline.

Preferably, a liquid discharge pipeline is arranged at the bottom end of the outer side of the spray absorption tower, a valve for automatically discharging liquid is arranged on the liquid discharge pipeline, the liquid storage unit is provided with a liquid level indicator for displaying the liquid level of the liquid storage unit, and the liquid level indicator is electrically connected with the valve.

Preferably, at least one activated carbon adsorber is further arranged in the exhaust pipeline, and the activated carbon adsorber is arranged between the spray absorption tower and the second fan.

Preferably, the exhaust device further comprises an exhaust funnel, wherein the exhaust funnel is communicated with the exhaust pipeline and is vertically arranged at the tail end of the exhaust pipeline.

Preferably, the top of the exhaust funnel is provided with a top cap for preventing impurities from falling.

Preferably, the cross-sectional area of the exhaust gas suction end of the suction hood is larger than that of the exhaust gas discharge end of the suction hood.

Preferably, a silencing unit is provided on the exhaust duct.

Compared with the prior art, the beneficial effects of the utility model are that:

(1) the absorption treatment of a large amount of waste gas in the production and processing fields of the casing and the heparin sodium is facilitated; and converting the gas into gas meeting the emission standard for emission.

(2) The fans are arranged at the head end and the tail end of the waste gas treatment device, so that the flowing speed of waste gas in the treatment device can be accelerated, and the waste gas treatment efficiency is improved.

Drawings

Fig. 1 is a schematic structural diagram of an exhaust gas treatment device of the present invention.

The graphic symbols are illustrated as follows:

1. an air intake cover; 2. spraying an absorption tower; 21. a reaction chamber; 3. a first fan; 4. a second fan; 5. a filler absorption unit; 6. a spraying unit; 7. an air intake duct; 8. an exhaust duct; 9. a demisting unit; 10. an activated carbon adsorber; 11. an exhaust funnel; 12. a liquid adding tank; 13. a water pump; 14. a spray pipe; 15. a liquid storage unit; 16. a liquid level indicator; 17. a liquid discharge conduit; 18. a top cap; 19. a valve; 56. an exhaust gas treatment unit.

Detailed Description

The present invention will be further described with reference to the following embodiments. Wherein the showings are for the purpose of illustration only and are shown by way of illustration only and not in actual form, and are not to be construed as limiting the present patent; for a better understanding of the embodiments of the present invention, some parts of the drawings may be omitted, enlarged or reduced, and do not represent the size of an actual product; it will be understood by those skilled in the art that certain well-known structures in the drawings and descriptions thereof may be omitted.

The same or similar reference numerals in the drawings of the embodiments of the present invention correspond to the same or similar parts; in the description of the present invention, it should be understood that if there are the terms "upper", "lower", "left", "right", etc. indicating the orientation or positional relationship based on the orientation or positional relationship shown in the drawings, it is only for convenience of description and simplification of the description, but it is not intended to indicate or imply that the device or element referred to must have a specific orientation, be constructed in a specific orientation, and be operated, and therefore the terms describing the positional relationship in the drawings are only for illustrative purposes and are not to be construed as limitations of the present patent, and those skilled in the art can understand the specific meanings of the terms according to specific situations.

Examples

As shown in fig. 1, the embodiment of the waste gas treatment device of the present invention comprises an air suction cover 1 for sucking waste gas, an air suction pipeline 7, a spray absorption tower 2 for absorbing and purifying waste gas, and an exhaust pipeline 8, which are sequentially arranged; the air suction pipeline 7 is provided with a first fan 3, the first fan 3 is communicated with the air suction cover 1 and the spray absorption tower 2 through the air suction pipeline 7, the exhaust pipeline 8 is provided with a second fan 4, and the second fan 4 is communicated with the spray absorption tower 2 through the exhaust pipeline 8.

As an embodiment of the present invention, a reaction chamber 21 is provided in the spray absorption tower 2, and a waste gas treatment unit 56 and a demisting unit 9, which react with and absorb waste gas, are sequentially provided in the reaction chamber 21; the waste gas treatment unit 56 and the demisting unit 9 are both fixedly connected with the reaction cavity 21; the bottom of the reaction chamber 21 is also provided with a liquid storage unit 15. The waste gas treatment unit 56 is used for purifying waste gas, and the demisting unit 9 is used for absorbing residual liquid components in the gas and keeping the passing gas dry; the liquid storage unit 15 is used to store the residual waste liquid after the reaction with the exhaust gas. The demisting unit 9 absorbs liquid and moisture in the exhaust gas, so that the passing gas is purer, and secondary pollution is prevented. Specifically, the reaction chamber 21 is communicated with both the air suction pipe 7 and the exhaust pipe 8, and the exhaust gas enters the reaction chamber 21 from the air suction pipe 7, passes through the exhaust gas treatment unit 56, passes through the demisting unit 9, and is then discharged from the exhaust pipe 8.

As an embodiment of the present invention, the exhaust gas treatment unit 56 includes a plurality of packing absorption units 5 and spraying units 6 which are alternately arranged. The packing absorption unit 5 is used for carrying out primary absorption and filtration on the waste gas by using a physical absorption method; spray unit 6 through spray can absorb the liquid of reaction with waste gas, absorb the processing through chemical reaction to waste gas and purify, a plurality of filler absorption unit 5 with spray unit 6 and set up in turn and can make waste gas and filler absorption unit 5 and carry out the liquid that reacts with waste gas and contact more fully, promote waste gas absorption effect. The number of the packing absorption units 5 and the number of the spraying units 6 can be reasonably set according to the size of the reaction cavity 21 in the spraying absorption tower 2 and the amount of the field waste gas, and preferably 2-4 packing absorption units and spraying units are set. Specifically, the filler absorption unit 5 may include a honeycomb-shaped activated carbon component, or other adsorbents such as zeolite molecular sieve and activated alumina, which can absorb the bad smell of the exhaust gas while treating the exhaust gas. The spraying unit 6 may be disposed above to spray the liquid from the top, or may be sprayed from the side at multiple angles to contact and react with the exhaust gas in the spray absorber 2 as much as possible. Preferably, the packing absorption unit 5, the spraying unit 6 and the demisting unit 9 are all fully paved in the spraying absorption tower 2 to enable the waste gas to carry out absorption reaction to the maximum extent.

As an embodiment of the utility model, still include shower 14, water pump 13, liquid feeding case 12 passes through shower 14 intercommunication water pump 13 and sprays absorption unit 6. The liquid adding box 12 is used for storing liquid for spraying, the water pump 13 provides power, so that the spraying liquid in the liquid adding box 12 can be conveyed to the spraying unit 6 through the spraying pipeline 14, the spraying unit 6 obtains continuous spraying liquid, and the treatment effect of waste gas is improved.

As an embodiment of the utility model, be equipped with the flowing back pipeline 17 in the bottom of the spraying absorption tower 2 outside, be equipped with the valve 19 of automatic flowing back on flowing back pipeline 17, liquid storage unit 15 is equipped with the level indicator 16 that shows liquid storage unit 15 liquid level, and level indicator 16 is connected with valve 19 electricity. The liquid discharge pipeline 17 is used for discharging spraying liquid after absorbing reaction waste gas, commonly called waste liquid, and the liquid discharge pipeline 17 can be communicated with a waste liquid treatment device, so that the waste liquid is treated and then uniformly discharged. The liquid level indicator 16 is used for displaying the amount of the waste liquid, the valve 19 can be an electric control valve and is externally connected with a power device, when the waste liquid in the storage unit 15 reaches a certain storage amount, the liquid level indicator 16 feeds back information to the valve 19 through electric connection, the valve 19 is automatically opened, the waste liquid enters the liquid drainage pipeline 17 through the valve 19, and the waste liquid is drained from the reaction cavity 21 of the spray absorption tower 2. The valve 19 may also be a spring level valve, when the liquid level reaches a certain height, the pressure of the liquid increases to the tolerance capacity of the spring of the level valve, the valve 19 opens, and the liquid is released.

As an embodiment of the present invention, at least one activated carbon adsorber 10 is further provided in the exhaust duct 8, and the activated carbon adsorber 10 is provided between the spray absorption tower 2 and the second fan 4. The activated carbon adsorber 10 is used for purifying the waste gas treated by the spray absorption tower 2 again, so that the waste gas treatment effect is improved. Preferably, the number of the activated carbon adsorbers 10 is several, and the activated carbon adsorbers are uniformly distributed along the length direction of the exhaust pipe 8. The arrangement of a plurality of activated carbon adsorbers 10 can improve the waste gas treatment effect.

As an embodiment of the utility model, still include aiutage 11, aiutage 11 communicates with exhaust duct 8 and vertically establishes at exhaust duct 8 is terminal. The exhaust funnel 11 is used for discharging purified gas, and the vertically arranged exhaust funnel 11 conforms to the flowing direction of the gas, so that the gas is easy to discharge.

As an embodiment of the utility model, the top of the exhaust funnel 11 is provided with a top cap 18 for preventing impurities from dropping. The top cap 18 is provided to prevent impurities from falling into the exhaust funnel 11 and causing clogging of the exhaust funnel 11.

As an embodiment of the present invention, the cross-sectional area of the exhaust gas suction end of the suction hood 1 is larger than the cross-sectional area of the exhaust gas discharge end. The setting that the cover 1 inlet end of breathing in gives vent to anger greatly and holds little is favorable to the absorption of waste gas to collect, promotes waste gas absorption effect.

As an embodiment of the present invention, a silencing unit is provided on the exhaust duct 8. The silencing unit can reduce the noise in the waste gas treatment process. Specifically, a sponge spacer can be arranged on the pipeline wall or the pipeline opening, and noise can be absorbed in other modes.

It is obvious that the above embodiments of the present invention are only examples for clearly illustrating the present invention, and are not limitations to the embodiments of the present invention. Other variations and modifications will be apparent to persons skilled in the art in light of the above description. And are neither required nor exhaustive of all embodiments. Any modification, equivalent replacement, and improvement made within the spirit and principle of the present invention should be included in the protection scope of the claims of the present invention.

Claims (10)

1. The waste gas treatment device is characterized by comprising an air suction cover (1) for sucking waste gas, an air suction pipeline (7), a spray absorption tower (2) for absorbing and purifying the waste gas and an exhaust pipeline (8) which are arranged in sequence; be equipped with first fan (3) on inspiratory tube (7), first fan (3) pass through inspiratory tube (7) with inhale cover (1) with spray absorption tower (2) and all communicate be equipped with second fan (4) on exhaust duct (8), second fan (4) pass through exhaust duct (8) with spray absorption tower (2) intercommunication.

2. The waste gas treatment device of claim 1, wherein a reaction cavity (21) is arranged in the spray absorption tower (2), and a waste gas treatment unit (56) and a demisting unit (9) which react with the waste gas and absorb the waste gas are sequentially arranged in the reaction cavity (21); the waste gas treatment unit (56) and the demisting unit (9) are both fixedly connected with the reaction cavity (21); the bottom of the reaction cavity (21) is also provided with a liquid storage unit (15).

3. The exhaust gas treatment device according to claim 2, characterized in that the exhaust gas treatment unit (56) comprises a number of alternately arranged filler absorption units (5) and sprinkling units (6).

4. The exhaust gas treatment device according to claim 3, further comprising a spray pipe (14), a water pump (13), and a liquid charging tank (12), wherein the liquid charging tank (12) communicates the water pump (13) with the spray unit (6) through the spray pipe (14).

5. An exhaust gas treatment device according to any one of claims 2 to 4, wherein a drain pipe (17) is provided at the outer bottom end of the spray absorption tower (2), a valve (19) for automatic draining is provided on the drain pipe (17), the reservoir unit (15) is provided with a level indicator (16) for indicating the liquid level of the reservoir unit (15), and the level indicator (16) is electrically connected to the valve (19).

6. The exhaust gas treatment device according to claim 5, characterized in that at least one activated carbon adsorber (10) is also provided in the exhaust gas duct (8), the activated carbon adsorber (10) being provided between the spray absorption tower (2) and the second fan (4).

7. An exhaust gas treatment device according to claim 6, further comprising an exhaust stack (11), the exhaust stack (11) being in communication with the exhaust duct (8) and being vertically disposed at a distal end of the exhaust duct (8).

8. The exhaust gas treatment device according to claim 7, wherein the top of the exhaust stack (11) is provided with a top cap (18) for preventing impurities from falling.

9. An exhaust gas treatment device according to claim 1, wherein the cross-sectional area of the exhaust gas suction end of the suction hood (1) is larger than the cross-sectional area of the exhaust gas discharge end.

10. An exhaust gas treatment device according to claim 1, characterized in that a sound-deadening unit is provided on the exhaust duct (8).

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