CN110339663A - A spray dust removal equipment with wind direction changing technology - Google Patents

Abstract

A kind of spray dust collector becoming rail technology with wind direction, including air inlet pipe, water inlet pipe, spray head, spray column, exhaust pipe, return water tank, water pump；Its main feature is that spray head is arranged in air inlet pipe, water inlet pipe one end is connected with water inlet pipe, and the other end penetrates air inlet pipe, spray head is arranged on water inlet pipe, can be sprayed with 360 °, the end that air inlet pipe is connect with spray column is provided with decurved elbow, meanwhile spiral board is provided in spray column；Mud and sand are carried along, powerful impingement phenomenon for generation after 360 ° of multilayer without dead angle spray for air inlet pipe, dust can be gone out everywhere from the outlet of air inlet pipe, by optimizing to air inlet pipe end configuration, to realize that direction becomes rail, it is substantially dissolved in dust in the bottom of spray column, air purification effect significantly improves, and spray column system is made to make upper further dwarfing, reduce cost, break traditional spraying and dust-removing system and needs the positive and negative spiral board of multilayer in tower body setting, to improve the convention of dust removing effects for delaying wind speed.

Description

A spray dust removal equipment with wind direction changing technology

technical field

The invention relates to the field of spray dust removal, in particular to a spray dust removal device with wind direction changing technology.

Background technique

Some existing equipment for lint dust treatment, in order to meet the emission standards required by the country, will inevitably increase the number of internal swirl plates and spray heads, so the height of the spray tower is generally more than five meters, and some will reach seven Eight meters, this height is too high for a standard factory building, which limits the practicability of this treatment equipment. At the same time, the concentration of gas dust after treatment is not ideal. Increased power loss.

Contents of the invention

Aiming at the complement of the existing technology, the present invention provides a spray dust removal equipment with wind direction changing technology. This equipment can greatly reduce the height of the spray tower, reduce the dust emission concentration, and at the same time recycle water resources, which is energy-saving and environmentally friendly.

The invention provides a spray dust removal equipment with wind direction changing technology, which includes an air inlet pipe, a water inlet pipe, a spray head, a spray tower, an exhaust pipe, a recovery water tank, and a water pump; the air inlet pipe and the bottom of the spray tower Fixed connection, the sprinkler head is connected to the water inlet pipe, the water pump is set between the water inlet pipe and the recovery water tank, the water pump can send water to the sprinkler head, and the exhaust pipe is set in the sprayer At the top of the shower tower, the dust gas enters the spray tower and is discharged through the exhaust pipe after being filtered; the feature is: the spray head is set in the air intake pipe, one end of the water inlet branch pipe is connected to the water inlet pipe, and the other end is passed through into the air inlet pipe, and the spray head is arranged on the water inlet branch pipe, which can be sprayed at 360°; the end of the air inlet pipe connected to the spray tower is provided with a downwardly bent elbow; the spray tower is provided with A swirl plate; the bottom of the spray tower is provided with a drain outlet, which is discharged to the recovery water tank through a drain pipe.

The sprinkler head is set in the air intake pipe, most of the water can be mixed with the lint dust and settle at the bottom of the spray tower, reducing the possibility of dust being discharged from the spray tower, thereby reducing the concentration of dust discharge.

Further setting is, described air intake pipe is provided with primary air intake pipe and secondary air intake pipe, and described spray tower is provided with primary spray tower and secondary spray tower; Described air intake pipe and primary spray tower connected at the bottom; one end of the secondary air inlet pipe is connected to the top of the primary spray tower, and one end is connected to the bottom of the secondary spray tower; the exhaust pipe is arranged on the top of the secondary spray tower; Both the primary air intake pipe and the secondary air intake pipe are provided with sprinklers.

By setting the secondary air inlet pipe and the secondary spray tower, the buffer volume and time of dust in the equipment are increased, so the possibility of dust precipitation is increased. With the secondary spray, the height of the primary spray tower can be lower than before Only one treatment equipment is low, and at the same time, it promotes the mixing of dust and reduces discharge.

Further, a spray head is arranged inside the spray tower.

Further, more than two shower heads may be provided, more than two swirl plates may be provided, and the swirl plates may be arranged forwardly or backwardly at the same time.

Further, the inside of the recovery water tank is provided with a filter screen, the filter screen is set in two pieces horizontally and vertically, the horizontal length is adapted to the width of the recovery water tank, and the filter plate separates the recovery water tank into filtered clean water that can enter through the water pump Inlet pipe for recycling.

Through the above scheme setting, the intake pipe passes through multiple layers, that is, after the spray head on the multi-channel water inlet branch pipe sprays 360° without dead angle, it will travel with mud and sand and strong impact imagination, and the dust will rush out from the outlet of the intake pipe. The process is improved, the structure is optimized, and an elbow is installed at the outlet of the air inlet pipe to change the direction, so that the sediment can be fully dissolved in the bottom of the spray tower, and the dust removal effect and air purification rate are significantly improved; after the program improvement, the effect is that the spray The production of the tower body is further dwarfed, the cost is reduced, and the traditional sprinkler dust removal system needs to be equipped with multi-layer positive and negative swirl plates on the tower body to delay the wind speed and improve the dust removal effect.

By reducing the height of the equipment, it is suitable for some occasions with low workshops. At the same time, the exhaust gas emission concentration is far superior to the national standard. At the same time, the swirl plate was originally installed with two layers in the primary spray tower, which must be set upside down. Now the primary spray tower Only one layer can be set inside, if two layers are set, there is no need to set the front and back at the same time.

Description of drawings

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

Reference signs: 1, primary air intake pipe; 2, water pump; 3, water inlet pipe; 4, spray head; 5, primary spray tower; 6, swirl plate; 7, secondary air intake pipe; 8, exhaust pipe 9. Secondary spray tower; 10. Drainage pipe; 11. Elbow; 12. Filter screen; 13. Recycling water tank;

Detailed ways

The technical solution of the present invention will be described in further detail below in conjunction with FIG. 1 , but is not limited to this description.

A spray dedusting equipment with wind direction changing technology includes air inlet pipe, water inlet pipe 3, spray head 4, spray tower, exhaust pipe 8, recovery water tank 13, water pump 2; described air inlet pipe and spray tower The bottom is fixedly connected, the sprinkler head 4 is connected to the water inlet pipe 3, the water pump 2 is arranged between the water inlet pipe 3 and the recovery water tank 13, and the water pump 2 can send water to the sprinkler head 4, so The exhaust pipe 8 described above is arranged on the top of the spray tower, and the dust gas enters the spray tower and is discharged through the exhaust pipe 8 after being filtered; One end of the water branch pipe 31 is connected with the water inlet pipe 3, and the other end penetrates into the air inlet pipe. The spray head 4 is arranged at the end of the water inlet branch pipe 31; An elbow 11; a swirl plate 6 is arranged in the spray tower; a drain is arranged at the bottom of the spray tower, which is discharged to the recovery water tank 13 through the drain pipe 10. Due to the strong airflow rushing into the intake pipe, before the dust settles at the bottom of the spray tower, part of the waste liquid or waste gas will rise to the top of the spray tower due to the momentum, resulting in insufficient fusion. Therefore, the installation of elbow 11 can absorb more dust. If there is a lot of waste liquid and waste gas, it will be precipitated; if the sprinkler head 4 is set in the air intake pipe, it can be fully integrated when the air is inhaled, and the requirements for the spray tower can be reduced, so the height does not need to be so high.

As preferably, the air intake pipe is provided with a primary air intake pipe 1 and a secondary air intake pipe 7, and the spray tower is provided with a primary spray tower 5 and a secondary spray tower 9; The bottom of 5 is connected; one end of the secondary air inlet pipe 7 is connected to the top of the primary spray tower 5, and one end is connected to the bottom of the secondary spray tower 9; the exhaust pipe 8 is arranged on the secondary spray tower 9; the primary air intake pipe 1 and the secondary air intake pipe 7 are all provided with a spray head 4.

Preferably, a spray head 4 is arranged inside the spray tower.

As preferably, more than 2 spray heads 4 inside the air inlet pipe and the spray tower can be provided respectively, and at the same time, more than 2 swirl plates 6 inside the spray tower can also be provided according to the height of the spray tower.

At present, the height of the spray tower of the existing equipment is generally 6-8 meters. There are 4-5 swirl plates 6 inside the spray tower 5, and the front and back are also arranged. The exhaust gas is about 10 mg/m3. In this embodiment, After the improvement, the height of the spray tower can be controlled at a height of 1.5-3 meters, and only 1-2 swirl plates 6 inside the spray tower can be installed, and there is no need for positive and negative settings, which is energy-saving and environmentally friendly. At the same time, the concentration of exhaust gas emission is better than the national standard (10mg/m3) more than 5 times, reaching 1.7mg/m3.

A further setting is that a filter screen 12 is provided inside the recovery water tank 13, and the filter screen 12 is provided with two pieces, horizontal and vertical, and the horizontal length is adapted to the width of the recovery water tank 13, and the filtered clean water can enter the water inlet pipe through the water pump 2 3. Recycle.

This set of spray dust removal equipment can be used in conjunction with front-end dust collector and rear-end recovery device. For heavy dust, the dust-containing gas purification rate can be about 80%, and then the spray dust removal equipment can purify the dust-containing gas with a purification rate of more than 93%. Other air spinning production lines) send air to the dust collector to recover and separate the heavy particle dust. The two-stage filtration realizes the goal of fine dust treatment and purification, and the air purification reaches the standard discharge. The mud enters the recovery water tank and is processed by the mud recovery device, and the garbage is discharged. The water continues to be used for circulating spraying. The mud generated after working for a period of time at the bottom is recovered by the recovery device. The automatic cleaning in the water tank is cleared by the system, which avoids the deterioration and odor of the water in the water tank for a long time.

Of course, the above are only preferred embodiments of the present invention, and are not intended to limit the application scope of the present invention. Therefore, any equivalent change, combination change, and increase or decrease in the number of some of the same technical features on the principle of the present invention are not made. Those with substantive features should be included in the protection scope of the present invention.

Claims (5)

1. a kind of spray dust collector for becoming rail technology with wind direction, including air inlet pipe, water inlet pipe (3), spray head (4), spray Tower, exhaust pipe (8), return water tank (13), water pump (2)；The air inlet pipe is fixedly connected with spray tower bottom, the spray Head (4) is connect with water inlet pipe (3), and the water pump (2) is arranged between water inlet pipe (3) and return water tank (13), the water Pump (2) can send water to spray head (4), and the top of spray column is arranged in the exhaust pipe (8), and dusty gas enters spray It is discharged after tower and filtration treatment by exhaust pipe (8)；It is characterized in that: the spray head (4) is arranged in air inlet pipe, water inlet Branch pipe (31) one end is connected with water inlet pipe (3), and the other end penetrates air inlet pipe, and spray head (4) is arranged on water inlet pipe (31), can It is sprayed with 360 °；The end that the air inlet pipe is connect with spray column is provided with decurved elbow；It is set in the spray column It is equipped with spiral board (6)；The spray tower bottom is provided with discharge outlet, is discharged to return water tank (13) by drainpipe.

2. a kind of spray dust collector for becoming rail technology with wind direction according to claim 1, the air inlet pipe setting Once spray column (5) and secondary spraying tower is arranged in once air inlet pipe (1) and secondary intake pipes (7), the spray column (9)；The air inlet pipe is connect with the bottom of a spray column (5)；Described secondary intake pipes (7) one end is connected to primary spray The top of tower (5) is drenched, one end is connected to the bottom of secondary spraying tower (9)；The exhaust pipe (8) is arranged in secondary spraying tower (9) top；Air inlet pipe (1) and secondary intake pipes (7) are provided with spray head (4).

3. according to claim 1 or it is as claimed in claim 2 it is a kind of with wind direction become rail technology spray dust collector, it is described Spray column is internally provided with spray head (4).

4. a kind of spray dust collector for becoming rail technology with wind direction according to claim 3, the spray head (4) can be with Setting is more than two, and the spiral board (6) can be set two or more, and spiral board (6) can positive setting simultaneously or It is oppositely arranged simultaneously.

5. a kind of spray dust collector for becoming rail technology with wind direction according to claim 3, the return water tank (13) it is internally provided with filter screen (12), horizontal and vertical two pieces of filter screen (12) setting, lateral length and return water tank (13) Width adaptation, the clean water filtered out can enter water inlet pipe (3) by water pump (2), be recycled.