CN211886222U - Aspartame acid mist absorption device - Google Patents
Aspartame acid mist absorption device Download PDFInfo
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- CN211886222U CN211886222U CN202020535288.3U CN202020535288U CN211886222U CN 211886222 U CN211886222 U CN 211886222U CN 202020535288 U CN202020535288 U CN 202020535288U CN 211886222 U CN211886222 U CN 211886222U
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- absorption tower
- acid mist
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Abstract
The utility model belongs to the biochemical industry field, concretely relates to aspartame acid mist absorbing device, one-level absorption tower and second grade absorption tower including series connection, one-level absorption tower bottom is equipped with the intake pipe, second grade absorption tower top is equipped with the outlet duct, the outlet duct is connected with the air exhauster, the end of giving vent to anger of air exhauster is connected with the blast pipe, the interval is equipped with the multilayer packing layer in one-level absorption tower and the second grade absorption tower, every layer of packing layer top all is equipped with the spray thrower, the absorption tower top is equipped with except that the fog layer, be equipped with the active carbon adsorber on the outlet duct, the spray thrower is connected with the outlet end of spray pump through water supply network, the end of intaking of spray pump is connected to circulating water tank, absorption tower bottom delivery port passes through the return water pipe network and is connected with circulating water tank, be. The device absorbs acid mist formed by acetic acid volatilization in the production process, greatly improves the working environment and reduces atmospheric pollution.
Description
Technical Field
The utility model belongs to the biochemical industry field, concretely relates to aspartame acid mist absorbing device.
Background
Aspartame is a non-carbohydrate artificial sweetener and is a natural functional oligosaccharide. Has no dental caries, pure sweet taste, low hygroscopicity, no stickiness, no obvious increase of blood sugar, and is suitable for diabetic patients. According to the relevant regulations of food additives, the method is widely applied to the production of foods such as cakes, dairy products, beverages, candies and the like. However, in the production process of aspartame, part of acetic acid is volatilized to form acid mist, which not only affects the working environment in a workshop, but also causes certain environmental pollution, so that the design of a safe and efficient acid mist absorption device is an indispensable rigid requirement in the production of aspartame.
SUMMERY OF THE UTILITY MODEL
In view of the above situation, the utility model provides an aspartame acid mist absorbing device.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
an aspartame acid mist absorption device comprises a primary absorption tower and a secondary absorption tower which have the same structure and are connected in series, wherein an air inlet pipe is arranged at the bottom of the primary absorption tower, an air outlet pipe is arranged at the top of the secondary absorption tower, the air outlet end of the air outlet pipe is connected with the air inlet end of an air exhauster, the air outlet end of the air exhauster is connected with a vertical exhaust pipe, a plurality of layers of packing layers are arranged in the primary absorption tower and the secondary absorption tower from the air inlet pipe upwards at intervals, a sprayer is arranged above each layer of packing layer, defogging layers are further arranged at the tops of the primary absorption tower and the secondary absorption tower, an activated carbon absorber is further arranged on a pipeline of the air outlet pipe, the sprayer is connected with the water outlet end of a spray pump through a water supply pipe network, the water inlet end of the spray pump is connected to a circulating water tank, and the bottom water outlets, the chemical dosing device is characterized in that a chemical dosing barrel is arranged above the circulating water tank, a solenoid valve is arranged between the chemical dosing barrel and the circulating water tank, a PH detector is arranged on the circulating water tank, an electric cabinet is arranged on one side of the circulating water tank in a matched mode, and the PH detector, the solenoid valve, the spray pump and the exhaust fan are all electrically connected with the electric cabinet.
Each packing layer can adopt different packing according to the actual production needs to increase the area of contact of spraying liquid and acid mist waste gas, lengthen absorption time, improve the absorption effect.
The demisting layer is used for gas-liquid separation of the tower top gas outlet, absorbs the moisture of the dry gas outlet, reduces the waste of spraying liquid, reduces the workload of subsequent equipment, and protects the normal operation of the device.
The active carbon absorber is used as the last tail gas purification defense line, the adsorption treatment is advanced and thoroughly carried out, the acid odor in the discharged tail gas is reduced as much as possible, and the environmental pollution is reduced.
The circulating water tank is matched with the spray pump, so that the spraying liquid is continuously supplied, and the circulating water tank is also used for recycling the spraying liquid, and the energy waste is reduced.
The chemical adding barrel is used for adding an alkaline regulator into the circulating water tank, the PH detector detects the PH value of the spray liquid in real time, and the electric cabinet timely regulates the pH value of the spray liquid so as to keep the good neutralizing and absorbing capacity of the alkaline spray liquid on acetic acid mist.
Preferably, the side walls of the first-stage absorption tower and the second-stage absorption tower are provided with sight glass holes, so that the working condition inside the absorption tower can be observed conveniently.
Preferably, the top end of the exhaust pipe is provided with a rain cap for preventing rainwater, dust and the like from entering the exhaust pipe.
Preferably, the upper part of the exhaust pipe is provided with an exhaust sampling port for sampling and detecting the exhausted tail gas.
Preferably, the bottom of the exhaust pipe is provided with a slag removal port, and deposited impurities are periodically checked and cleaned.
The utility model discloses still including other subassemblies that can make its normal use, be the conventional technical means in this field, in addition, the utility model discloses in add not limited device or subassembly, for example: the arrangement of each pipeline valve, the control of the spray liquid dosing device and the like all adopt the conventional arrangement in the field.
The utility model has the advantages as follows:
this aspartame acid mist absorbing device simple structure, reasonable in design can thoroughly absorb the acid mist that acetic acid volatilizees and form in the production process high-efficiently, greatly improves operational environment, reduces atmospheric pollution.
Drawings
FIG. 1 is a schematic structural diagram of an acid mist absorption apparatus in an embodiment.
Detailed Description
The technical solution of the present invention will be described clearly and completely below with reference to the embodiments of the present invention, and obviously, the described embodiments are only some embodiments of the present invention, not all embodiments.
Examples
As shown in fig. 1, an aspartame acid mist absorption device comprises a first-stage absorption tower 1 and a second-stage absorption tower 2 which have the same structure and are connected in series, wherein an air inlet pipe 3 is arranged at the bottom of the first-stage absorption tower 1, an air outlet pipe 4 is arranged at the top of the second-stage absorption tower 2, the air outlet end of the air outlet pipe 4 is connected with the air inlet end of an air exhauster 5, the air outlet end of the air exhauster 5 is connected with a vertical exhaust pipe 6, three packing layers 7 are arranged in the first-stage absorption tower 1 and the second-stage absorption tower 2 at intervals from the air inlet pipe 3 upwards, a sprayer 8 is arranged above each packing layer 7, a demisting layer 9 is further arranged at the tops of the first-stage absorption tower 1 and the second-stage absorption tower 2, an activated carbon adsorber 10 is further arranged on a pipeline of the air outlet pipe 4, the sprayer 8 is connected with the water outlet end of a spray pump, bottom delivery port of one-level absorption tower 1 and second grade absorption tower 2 is connected with circulation tank 13 through return water pipe network 14, circulation tank 13 top is equipped with medicine bucket 15, be equipped with solenoid valve 16 between medicine bucket 15 and the circulation tank 13, be equipped with PH detector 17 on the circulation tank 13, circulation tank 13 one side cooperation is provided with electric cabinet 18, PH detector 17, solenoid valve 16, spray pump 12 and air exhauster 5 all with electric cabinet 18 electricity is connected.
The lower layer of the packing layer 7 adopts porous suspension ball biological packing, the middle layer adopts plastic S wave packing, and the upper layer adopts polyurethane biological sponge packing so as to increase the contact area of the spraying liquid and the acid mist waste gas, prolong the absorption time and improve the absorption effect.
And the side walls of the first-stage absorption tower 1 and the second-stage absorption tower 2 are provided with sight glass holes 19.
The top end of the exhaust pipe 6 is provided with a rain cap 20 for preventing rainwater, dust and the like from entering the exhaust pipe 6.
And an exhaust sampling port 21 is arranged at the upper part of the exhaust pipe 6 and is used for sampling and detecting the exhaust gas.
And a slag cleaning port 22 is arranged at the bottom of the exhaust pipe 6, and deposited impurities are periodically checked and cleaned.
The technical solution of the present invention is not limited to the above-mentioned specific embodiments, and many modifications and variations will be apparent to those skilled in the art without departing from the scope and spirit of the described embodiments.
Claims (5)
1. An aspartame acid mist absorbing device is characterized in that: the device comprises a primary absorption tower (1) and a secondary absorption tower (2) which are identical in structure and connected in series, wherein an air inlet pipe (3) is arranged at the bottom of the primary absorption tower (1), an air outlet pipe (4) is arranged at the top of the secondary absorption tower (2), the air outlet end of the air outlet pipe (4) is connected with the air inlet end of an air exhauster (5), the air outlet end of the air exhauster (5) is connected with a vertical exhaust pipe (6), a plurality of packing layers (7) are arranged in the primary absorption tower (1) and the secondary absorption tower (2) at intervals from the air inlet pipe (3) upwards, a sprayer (8) is arranged above each packing layer (7), a defogging layer (9) is further arranged at the tops of the primary absorption tower (1) and the secondary absorption tower (2), an active carbon adsorber (10) is further arranged on a pipeline of the air outlet pipe (4), and the sprayer (8) is connected with the water outlet end of a spray pump, the end of intaking of spraying pump (12) is connected to circulating water tank (13), the bottom delivery port of one-level absorption tower (1) and second grade absorption tower (2) is connected with circulating water tank (13) through return water pipe network (14), circulating water tank (13) top is equipped with explosive barrel (15), be equipped with solenoid valve (16) between explosive barrel (15) and circulating water tank (13), be equipped with PH detector (17) on circulating water tank (13), circulating water tank (13) one side cooperation is provided with electric cabinet (18), PH detector (17), solenoid valve (16), spray pump (12) and air exhauster (5) all with electric cabinet (18) electricity is connected.
2. An aspartame acid mist absorbing device as set forth in claim 1, wherein: the side walls of the first-stage absorption tower (1) and the second-stage absorption tower (2) are provided with sight glass holes (19).
3. An aspartame acid mist absorbing device as set forth in claim 1, wherein: the top end of the exhaust pipe (6) is provided with a rain-proof cap (20).
4. An aspartame acid mist absorbing device as set forth in claim 1, wherein: and an exhaust sampling port (21) is arranged at the upper part of the exhaust pipe (6).
5. An aspartame acid mist absorbing device as set forth in claim 1, wherein: and a slag removing opening (22) is formed at the bottom of the exhaust pipe (6).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020535288.3U CN211886222U (en) | 2020-04-13 | 2020-04-13 | Aspartame acid mist absorption device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020535288.3U CN211886222U (en) | 2020-04-13 | 2020-04-13 | Aspartame acid mist absorption device |
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| Publication Number | Publication Date |
|---|---|
| CN211886222U true CN211886222U (en) | 2020-11-10 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
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| CN202020535288.3U Active CN211886222U (en) | 2020-04-13 | 2020-04-13 | Aspartame acid mist absorption device |
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| CN (1) | CN211886222U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113398736A (en) * | 2021-06-30 | 2021-09-17 | 上海第二工业大学 | Ultraviolet catalytic oxidation coupled double-layer biological trickling filter waste gas treatment device |
-
2020
- 2020-04-13 CN CN202020535288.3U patent/CN211886222U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113398736A (en) * | 2021-06-30 | 2021-09-17 | 上海第二工业大学 | Ultraviolet catalytic oxidation coupled double-layer biological trickling filter waste gas treatment device |
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