CN218421803U - Zero-emission evaporation tower for dust-raising-prevention wastewater - Google Patents
Zero-emission evaporation tower for dust-raising-prevention wastewater Download PDFInfo
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- CN218421803U CN218421803U CN202222252917.3U CN202222252917U CN218421803U CN 218421803 U CN218421803 U CN 218421803U CN 202222252917 U CN202222252917 U CN 202222252917U CN 218421803 U CN218421803 U CN 218421803U
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Abstract
The utility model belongs to the field of environmental protection equipment, and discloses a dust-raising-prevention waste water zero-emission evaporation tower which comprises a tower body, wherein the tower body is provided with a flue gas inlet, a waste water spraying module, a flue gas outlet and a dust outlet, the dust outlet is arranged at the bottom of the tower body, and the bottom of the tower body is also provided with a tapered dust cover which is thin at the top and thick at the bottom; the top of the conical dust cover is a dust outlet; an electric valve is arranged on the dust outlet; the conical dust cover is provided with a plurality of rotary water-spraying atomizing nozzles; the rotary water spraying and atomizing nozzle is connected to a water supply pipe, and an adjusting valve is arranged on the water supply pipe; the regulating valve is linked with the electric valve. This evaporating tower sets up toper dust cover, rotatory water spray atomizer in the below of dust export to the spraying and the motorised valve linkage of rotatory water spray atomizer, the dust loss of effectual control dust export realize the waste water zero release.
Description
Technical Field
The utility model relates to an environmental protection equipment field specifically is a zero emission evaporation tower of dust prevention waste water.
Background
CN202121636368.9 discloses a desulfurization waste water bypass evaporation tower, which comprises a rotary atomizer and a two-fluid atomizer, wherein the rotary atomizer is arranged in the middle of the evaporation tower, the two-fluid atomizer is arranged on the side surface of the rotary atomizer, and the rotary atomizer is connected with a main water inlet pipe through a water inlet pipe of the rotary atomizer; the two-fluid atomizer is connected with the water inlet main pipe through a water inlet pipe of the two-fluid atomizer.
CN201820924743.1 discloses an evaporation tower for desulfurization sewage by-pass evaporation, includes: the tower body is equipped with from top to bottom along its direction of height in proper order: the first flue gas inlet section is used for spraying a spraying section of a spraying layer of desulfurization sewage, the mixed flue gas outlet section and the skirt section for receiving settled impurities; the first flue gas inlet section is provided with a first pipeline for introducing high-temperature flue gas; the skirt section is provided with a second pipeline for introducing high-temperature flue gas, and the second pipeline is connected with the first pipeline in parallel; the spraying section is provided with sprayers arranged towards one side of the flue gas outlet section, and a plurality of sprayers form a spraying layer; the mixed flue gas outlet section is provided with a third pipeline for flowing out mixed flue gas; the lower extreme of skirt section is equipped with the fourth pipeline that is used for flowing out to subside debris.
In the above scheme, the bottom of the tower body is a dust discharge port.
The project discovers that dust is seriously raised at a blanking opening when a waste water evaporation tower evaporates waste liquid operation in boiler smoke ultralow emission modification engineering of a certain company, and the dust raising phenomenon seriously affects the health of peripheral workers and worsens the environment around a factory building, and is inconsistent with the existing environmental protection policy.
The technical problem solved by the scheme is as follows: how to restrain the dust dissipation in the dust discharging process of the evaporation tower.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide a dust-raising-prevention waste water zero-emission evaporation tower, which is provided with a conical dust cover and a rotary water-spraying atomizing nozzle below a dust outlet, and the spraying of the rotary water-spraying atomizing nozzle is linked with an electric valve, so that the dust loss of the dust outlet can be effectively controlled; simultaneously, this scheme is through evaporating waste water and removing dust, and the evaporation of water can not have waste water discharge, realizes waste water zero discharge, and more preferably, rotatory water spray atomizer also can let in waste water, further reduces the water consumption.
In order to achieve the above object, the utility model provides a following technical scheme: a dust-raising-prevention waste water zero-emission evaporation tower comprises a tower body, wherein a flue gas inlet, a waste water spraying module, a flue gas outlet and a dust outlet are formed in the tower body, the dust outlet is formed in the bottom of the tower body, and a tapered dust cover which is thin at the top and thick at the bottom is further arranged at the bottom of the tower body; the top of the conical dust cover is a dust outlet; an electric valve is arranged on the dust outlet; the conical dust cover is provided with a plurality of rotary water-spraying atomizing nozzles; the rotary water spraying and atomizing nozzle is connected to a water supply pipe, and an adjusting valve is arranged on the water supply pipe; the regulating valve is linked with the electric valve.
In the dust-raising-preventing wastewater zero-discharge evaporation tower, the plurality of rotary water-spraying atomizing nozzles are arranged in a plurality of circles; the multi-circle rotary water spraying and atomizing spray heads are arranged from top to bottom circle by circle along the conical dust cover.
In the above-mentioned zero emission evaporation tower of dust-laden waste water, the electrically operated valve is an electric gate valve.
In the above-mentioned zero emission evaporation tower of dust emission prevention waste water, the exhanst gas outlet sets up the lower part at the tower body, exhanst gas inlet and waste water spraying module set up the top at the tower body.
In the dust-proof wastewater zero-discharge evaporation tower, the bottom of the tower body is of a tapered round platform structure; the top of the tower body is cylindrical;
the center of the top of the tower body is fixed with the wastewater spraying module; the flue gas inlet is arranged around the wastewater spraying module; the spraying direction of the waste water spraying module and the output direction of the flue gas inlet are both vertically downward.
In the dust-raising-preventing wastewater zero-discharge evaporation tower, the wastewater spraying module consists of a plurality of spray heads; the spray head is connected with a waste water pipeline; the top of the tower body is provided with an air chamber; an inner pipe vertically arranged in the center of the air chamber is arranged in the air chamber, a gap is formed between the top of the inner pipe and the top of the air chamber, and the inner pipe is communicated with the flue gas inlet; a smoke input pipe is arranged on the side surface of the air chamber; and a flue gas dust discharge pipe is arranged at the bottom of the air chamber.
In the above-mentioned zero-emission evaporation tower for dust-laden wastewater, the upper part and the inner tube of the air chamber are both cylindrical structures, and the lower part of the air chamber is a circular truncated cone structure with a thick upper part and a thin lower part.
Compared with the prior art, the beneficial effects of the utility model are that:
this scheme sets up toper dust cover, rotatory water spray atomizer in the below of the dust export of evaporating tower to the spraying and the motorised valve linkage of rotatory water spray atomizer, the dust loss of effectual control dust export.
As a further optimization of the scheme, the tower body is arranged in a tapered structure, the top of the tower body is provided with the air chamber and the inner pipe, smoke enters from the side surface of the air chamber and forms a rotational flow, and smoke dust is concentrated at the bottom of the air chamber and is discharged from the smoke dust discharge pipe; the flue gas mixes with the waste water spraying after removing dust, and the volume of the dust of formation attached to the lateral wall of tower body can become less, and most dust can directly fall the dust export, under the effect of toper dust cover, realizes the control of dust.
This scheme is through evaporating waste water and removing dust, and the evaporation of water can not have waste water discharge, realizes waste water zero discharge, and more preferably, rotatory water spray atomizer also can let in waste water, further reduces the water consumption.
Drawings
FIG. 1 is a front view of embodiment 1;
fig. 2 is a bottom view of embodiment 1.
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 efforts all belong to the protection scope of the present invention.
Example 1
Referring to fig. 1-2, a dust-raising-prevention waste water zero-emission evaporation tower comprises a tower body 1, wherein a flue gas inlet 2, a waste water spraying module 3, a flue gas outlet 4 and a dust outlet 5 are arranged on the tower body 1, the dust outlet 5 is arranged at the bottom of the tower body 1, and a tapered dust cover 7 which is thin at the top and thick at the bottom is further arranged at the bottom of the tower body 1; the top of the conical dust cover 7 is a dust outlet 5; an electric valve 6 is arranged on the dust outlet 5; the conical dust cover 7 is provided with a plurality of rotary water-spraying atomizing nozzles 8; the rotary water spraying and atomizing nozzle 8 is connected to a water supply pipe 9, and an adjusting valve 10 is arranged on the water supply pipe 9; the regulating valve 10 is interlocked with the electric valve 6.
In the production process, when the electric valve 6 is detected to be opened, the regulating valve 10 on the water supply pipe 9 starts to be opened, the rotary water spraying and atomizing nozzle 8 starts to spray water, and the dust falling operation is carried out.
Flue gas and waste water are input and mixed from a flue gas inlet 2 and a waste water spraying module 3 at the top of the tower body 1, so that moisture in the waste water is volatilized, and the flue gas which absorbs heat and is high in humidity is discharged from a flue gas outlet 4.
In this embodiment, the plurality of rotary water-spraying atomizing nozzles 8 are arranged in a plurality of circles; the multi-circle rotary water spraying and atomizing nozzles 8 are arranged from top to bottom along the conical dust cover 7 one by one, the electric valve 6 is an electric gate valve, and in practical application, the electric gate valve is not limited to a gate valve, and other types of valves can also be suitable. The rotary water-spraying atomizing nozzle 8 is divided into a plurality of circles to further improve the atomization comprehensiveness, so that dust is not easy to escape, and the zero discharge of waste water is ensured.
As a further optimization of the embodiment, the flue gas outlet 4 is arranged at the lower part of the tower body 1, the flue gas inlet 2 and the wastewater spraying module 3 are arranged at the top of the tower body 1, and the bottom of the tower body 1 is of a tapered circular truncated cone structure; the top of the tower body 1 is cylindrical;
the center of the top of the tower body 1 is fixed with the wastewater spraying module 3; the flue gas inlet 2 is arranged around the wastewater spraying module 3; the spraying direction of the wastewater spraying module 3 and the output direction of the flue gas inlet 2 are both vertically downward; the wastewater spraying module 3 consists of a plurality of spray heads; the spray head is connected with a waste water pipeline; the top of the tower body 1 is provided with a gas chamber 11; an inner tube 12 vertically arranged in the center of the air chamber 11 is arranged in the air chamber 11, a gap is formed between the top of the inner tube 12 and the top of the air chamber 11, the upper part of the air chamber 11 and the inner tube 12 are both of cylindrical structures, and the lower part of the air chamber 11 is of a circular truncated cone-shaped structure with a thick upper part and a thin lower part; the inner pipe 12 is communicated with the flue gas inlet 2; a flue gas input pipe 13 is arranged on the side surface of the gas chamber 11; the bottom of the air chamber 11 is provided with a flue gas dust discharge pipe 14.
The tower body 1 is arranged in a tapered structure, the top of the tower body 1 is provided with a gas chamber 11 and an inner pipe 12, flue gas enters from the side surface of the gas chamber 11 and forms a rotational flow, and flue gas dust is concentrated at the bottom of the gas chamber 11 and is discharged from a flue gas dust discharge pipe 14; the flue gas mixes with the waste water spraying after removing dust, and the volume of the dust of formation attached to the lateral wall of tower body 1 can become less, and most dust can directly fall dust outlet 5, under the effect of toper dust cover 7, realizes the control of dust.
The cylindrical inner pipe 12 can enable the flue gas entering from the side face to form rotational flow, so that the flue gas dust is easier to accumulate at the lower part of the gas chamber 11, the flue gas contains less dust, the flue gas enters the inner pipe 12 from the gap, and then enters the flue gas inlet 2 from the inner pipe 12; the flue gas inlet 2 preferably can also be provided with an extension section towards the interior of the tower body 1, and in order to further improve the flow guide capacity of the inner pipe, a conical flow guide part 15 is further arranged in the inner pipe and guides the flue gas entering the inner pipe 12 into the flue gas inlet 2.
The rotary water-spraying atomizing nozzle rotating by 360 degrees is made of carbon steel lining plastic material, and has the characteristics of corrosion resistance, scale retarding and long service life. The evaporation tower blanking dust raising prevention device is interlocked with the regulating valve through the electric valve, and as the optimization of the embodiment, the regulating valve can be controlled by observing the ash amount of the dust outlet, so that the size of the spraying water amount is regulated, the environmental protection requirement can be met, the water can be saved, and the automation degree is high.
The device can achieve the purpose of automatically controlling the dust in the blanking area of the evaporation tower, so that the dust in the blanking area of the evaporation tower can be well controlled, the health and the working environment of peripheral workers can be better protected, and meanwhile, the device can play the maximum efficiency in dust prevention and energy conservation.
After the transformation, dust is discharged more environmentally in the production process, and the project is successful in the transformation project of boiler smoke ultralow emission of a certain company.
Claims (7)
1. A dust-raising-prevention waste water zero-emission evaporation tower comprises a tower body, wherein a flue gas inlet, a waste water spraying module, a flue gas outlet and a dust outlet are formed in the tower body; the top of the conical dust cover is a dust outlet; an electric valve is arranged on the dust outlet; the conical dust cover is provided with a plurality of rotary water-spraying atomizing nozzles; the rotary water spraying and atomizing nozzle is connected to a water supply pipe, and an adjusting valve is arranged on the water supply pipe; the regulating valve is linked with the electric valve.
2. The zero-emission evaporation tower for dust-proof wastewater as claimed in claim 1, wherein the plurality of rotary water-spraying atomization nozzles are arranged in a plurality of circles; the multi-circle rotary water spraying and atomizing spray heads are arranged from top to bottom circle by circle along the conical dust cover.
3. The zero-emission evaporation tower for dust-proof wastewater as claimed in claim 1, wherein the electric valve is an electric gate valve.
4. The dust-proof waste water zero-emission evaporation tower of claim 1, wherein the flue gas outlet is arranged at the lower part of the tower body, and the flue gas inlet and the waste water spraying module are arranged at the top of the tower body.
5. The zero-emission evaporation tower for dust-proof wastewater as claimed in claim 4, wherein the bottom of the tower body is of a tapered cone-shaped structure; the top of the tower body is cylindrical;
the center of the top of the tower body is fixed with the wastewater spraying module; the flue gas inlet is arranged at the periphery of the wastewater spraying module; the spraying direction of the waste water spraying module and the output direction of the flue gas inlet are both vertically downward.
6. The zero-emission evaporation tower for dust-proof wastewater as claimed in claim 5, wherein the wastewater spraying module is composed of a plurality of spray heads; the spray head is connected with a waste water pipeline; the top of the tower body is provided with an air chamber; an inner pipe vertically arranged in the center of the air chamber is arranged in the air chamber, a gap is formed between the top of the inner pipe and the top of the air chamber, and the inner pipe is communicated with the flue gas inlet; a flue gas input pipe is arranged on the side surface of the gas chamber; and a flue gas dust discharge pipe is arranged at the bottom of the air chamber.
7. The zero-emission evaporation tower for dust-proof wastewater as claimed in claim 6, wherein the upper part and the inner pipe of the air chamber are both cylindrical structures, and the lower part of the air chamber is a truncated cone structure with a thick upper part and a thin lower part.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222252917.3U CN218421803U (en) | 2022-08-25 | 2022-08-25 | Zero-emission evaporation tower for dust-raising-prevention wastewater |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222252917.3U CN218421803U (en) | 2022-08-25 | 2022-08-25 | Zero-emission evaporation tower for dust-raising-prevention wastewater |
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| Publication Number | Publication Date |
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| CN218421803U true CN218421803U (en) | 2023-02-03 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222252917.3U Active CN218421803U (en) | 2022-08-25 | 2022-08-25 | Zero-emission evaporation tower for dust-raising-prevention wastewater |
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| CN (1) | CN218421803U (en) |
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2022
- 2022-08-25 CN CN202222252917.3U patent/CN218421803U/en active Active
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