CN216604541U

CN216604541U - Dust removal device for sludge drying system

Info

Publication number: CN216604541U
Application number: CN202123295708.9U
Authority: CN
Inventors: 李晓莉
Original assignee: Tianjin Tianchi Environmental Technology Co ltd
Current assignee: Tianjin Tianchi Environmental Technology Co ltd
Priority date: 2021-12-24
Filing date: 2021-12-24
Publication date: 2022-05-27
Anticipated expiration: 2031-12-24

Abstract

The utility model discloses a dust removal device for a sludge drying system, which comprises a fixed frame, wherein a dust remover is fixedly arranged on the fixed frame, the dust remover comprises a barrel, an air outlet pipe and an air inlet pipe, the air outlet pipe is arranged at the top of the barrel, the air inlet pipe is arranged at the bottom of the barrel, the upper end of the air inlet pipe is separated from one third of the bottom of the barrel, the air inlet pipe is arranged at the top of the barrel through the air outlet pipe, the stroke of the air in the barrel during gas emission is effectively increased, the dust removal effect is improved, a rain-proof cap is arranged at the top of the air inlet pipe, the rain-proof cap is larger than the inner diameter of the air inlet pipe, rainwater dripped by a water distributor is prevented from dripping into the air inlet pipe, the water distributor is arranged in the barrel, dust removal is carried out on gas with dust in the barrel, a blow-off pipe with a valve is arranged on one side of the bottom of the barrel, and precipitated sewage is discharged through the blow-off pipe.

Description

Dust removal device for sludge drying system

Technical Field

The utility model relates to the field of environmental protection and treatment, in particular to a dust removal device for a sludge drying system.

Background

Along with the development of urban construction and improvement of living standard, the generation amount of urban domestic sludge is more and more, and the urban environment and air quality are influenced by long-term accumulation, at present, the method for carrying out batch treatment on the urban domestic sludge is generally a physical method and a biochemical method, and the physical method is generally drying treatment, namely removing most of moisture contained in the sludge and then carrying out harmless treatment on the residual slag or converting the residual slag into other use.

Such as the authorization notice number: CN 205903748U discloses a sludge drying tail gas dust removal device, which comprises a cylindrical body, wherein the upper part of the cylindrical body side is provided with a tail gas inlet, and the center of the top of the cylindrical body is provided with a tail gas outlet; the atomizing water distributor at the top of the cylindrical body and the lower part of the cylindrical body are connected with the ash storage water chamber, and the bottom of the ash storage water chamber is provided with a blow-down valve and a blow-off port. And a baffle plate is arranged above the atomization water distributor. The sludge drying tail gas dust removal device can effectively remove dust in tail gas generated in the deep dehydration drying treatment process of sludge in a sewage treatment plant, and provides favorable conditions for subsequent system treatment. The utility model effectively utilizes the existing boiler, denitration, desulfurization, dust removal and other facilities of the power plant, and combines the water treatment system of the sludge drying treatment project, so that the whole sludge drying tail gas treatment process and equipment are simple, the operation is convenient, the treatment is complete and thorough, and the secondary pollution to the environment can not be caused.

Although this structure has realized the dust removal to the mud of mummification, the tail gas air inlet is seted up in the side top of tubbiness body, the top at tubbiness body is seted up to the gas outlet, give vent to anger in the processing procedure of reality and the stroke of admitting air is relatively nearer, the gas that has the dust that leads to some not in time to handle directly discharges through the gas outlet, and then the effect that leads to removing dust is relatively poor, this structure is when using simultaneously, can't realize the hydrologic cycle, consequently when the water-locator sprays water, waste a large amount of water resources

SUMMERY OF THE UTILITY MODEL

In order to overcome the defects of the prior art, the utility model provides the dust removal device for the sludge drying system, the air inlet pipe is arranged at the bottom of the barrel, the strokes of the air inlet pipe and the air outlet pipe are increased, the dust removal effect is improved, the overflow pipe enables overflow water solution to pass through the circulating water pump to realize water circulation when the water distributor is communicated with water, and water resources are reduced.

In order to solve the technical problems, the utility model provides the following technical scheme: the utility model provides a dust collector for sludge drying system, including the mount, mount fixed mounting has the dust remover, the dust remover is including the barrel, set up the outlet duct at barrel top and the intake pipe of bottom, and intake pipe upper end apart from barrel bottom third department, the intake pipe top is provided with rain-proof cap, the inside water-locator that is provided with of barrel, the blow off pipe that has the valve is seted up to barrel bottom one side.

As a preferable technical scheme of the utility model, the water distributor comprises a water inlet end connected with a water supply pipe.

As a preferred technical scheme of the present invention, the water supply pipes are of a two-end structure, and the two water supply pipes are respectively connected to the water inlet and the water outlet of the circulating water pump, an overflow pipe is disposed on one side of the bottom of the cylinder, and the overflow pipe is connected to the water supply pipe for water inlet of the circulating water pump, and the overflow pipe is lower than the upper end of the air inlet pipe.

As a preferable technical scheme of the utility model, the water outlet end of the overflow pipe is communicated with the overflow tank, and a water supply pipe at the water inlet end of the circulating water pump is close to the bottom of the overflow tank.

As a preferable technical scheme of the utility model, the rain-proof cap is in a conical structure with a narrow top and a wide bottom.

Compared with the prior art, the utility model can achieve the following beneficial effects:

1. set up at the top of barrel through the outlet duct, the bottom at the barrel is seted up to the intake pipe, and at the inside stroke of barrel when effectual increased gaseous emission, the effect of increase dust removal, the intake pipe top is provided with rain-proof cap, and rain-proof cap is greater than the internal diameter of intake pipe, prevents that the rainwater that the water-locator drips from dripping to the inside of intake pipe.

2. Through the overflow pipe, the overflow case and the circulating water pump that set up, behind the high arrival overflow pipe's of sewage position for sewage flows to the inside of overflow case, and through the water-locator department of circulating water pump with the inside aqueous solution circulation of overflow case, and then has realized the circulation of aqueous solution, has practiced thrift the water resource greatly.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic side view of the present invention;

FIG. 3 is a schematic cross-sectional view of the present invention;

FIG. 4 is a schematic view of the structure of the water distributor of the present invention;

FIG. 5 is a schematic view of the cartridge structure of the present invention;

fig. 6 is a schematic view of the structure of the intake pipe of the present invention.

Wherein: 1. a fixed mount;

2. a dust remover; 21. a barrel; 22. an air outlet pipe; 23. a blow-off pipe; 24. an overflow pipe; 25. an air inlet pipe; 251. rain-proof caps; 26. a water distributor; 261. a water circulating pump; 27. a water supply pipe;

3. and an overflow tank.

Detailed Description

The present invention will be further described with reference to specific embodiments for the purpose of facilitating an understanding of technical means, characteristics of creation, objectives and functions realized by the present invention, but the following embodiments are only preferred embodiments of the present invention, and are not intended to be exhaustive. Based on the embodiments in the implementation, other embodiments obtained by those skilled in the art without any creative efforts belong to the protection scope of the present invention. The experimental methods in the following examples are conventional methods unless otherwise specified, and materials, reagents and the like used in the following examples are commercially available unless otherwise specified.

Example (b):

as shown in fig. 1-6, the utility model provides a dust removing device for a sludge drying system, which comprises a fixed frame 1, a dust remover 2 is fixedly installed on the fixed frame 1, the dust remover 2 comprises a cylinder 21, an air outlet pipe 22 arranged at the top of the cylinder 21 and an air inlet pipe 25 arranged at the bottom, the upper end of the air inlet pipe 25 is separated from one third of the bottom of the cylinder 21, the air outlet pipe 22 is arranged at the top of the cylinder 21, the air inlet pipe 25 is arranged at the bottom of the cylinder 21, so that the stroke of the air in the cylinder 21 during gas discharge is effectively increased, the dust removing effect is increased, a rain-proof cap 251 is arranged at the top of the air inlet pipe 25, the rain-proof cap 251 is larger than the inner diameter of the air inlet pipe 25, rainwater dripped by the water distributor 26 is prevented from dripping into the air inlet pipe 25, a water distributor 26 is arranged in the cylinder 21 for dust removal of the gas with dust in the cylinder 21, a blow-off pipe 23 with a valve is arranged at one side of the bottom of the cylinder 21, the settled sewage is discharged through a sewage discharge pipe 23 (as shown in fig. 3).

Preferably, the water distributor 26 includes a water inlet end connected to a water supply pipe 27. The water supply pipe 27 can be connected to a high pressure water pipe to supply water to the water distributor 26 to form a water curtain for removing dust from the dust-laden gas in the cylinder 21 (as shown in fig. 4). The water supply pipes 27 are of a two-end structure, the two water supply pipes 27 are respectively connected with the water inlet and the water outlet of the circulating water pump 261, the overflow pipe 24 is arranged on one side of the bottom of the barrel 21, the overflow pipe 24 is connected with the water inlet water supply pipe 27 of the circulating water pump 261, and the overflow pipe 24 is lower than the upper end of the air inlet pipe 25. The water outlet end of the overflow pipe 24 is communicated with the overflow tank 3, and the water supply pipe 27 at the water inlet end of the circulating water pump 261 is close to the bottom of the overflow tank 3. In the dust falling process of the gas with dust in the barrel 21 by the water distributor 26, the sewage mixture falls to the bottom of the barrel 21 under the action of gravity, at this time, a sedimentation tank structure is formed at the bottom of the barrel 21, and after the sewage height reaches the position of the overflow pipe 24, the sewage flows to the inside of the overflow tank 3, and the water distributor 26 circulates the water solution in the overflow tank 3 through the circulating water pump 261, so that the circulation of the water solution is realized, and the water resource is greatly saved (as shown in fig. 3).

Preferably, the rain hat 251 has a tapered structure with a narrow top and a wide bottom. Through the toper structure of rain-proof cap 251, the mixed sewage solution at top of being convenient for drips to both sides along toper bottom edge to at the in-process that drips form the water curtain once more, and then the effectual inside gas of improvement barrel 21 and the contact effect of aqueous solution, improve dust removal effect.

When the utility model is used, the inside of the overflow box 3 is filled with the water solution lower than the overflow pipe 24, the air inlet pipe 25 is connected with the air outlet of a sludge drying system (not shown in the figure), so that the gas with dust is introduced into the inside of the cylinder 21, then the circulating water pump 261 is started, the water in the overflow box 3 is conveyed to the water distributor 26, the water distributor 26 forms a large amount of water curtain in the water outlet process, dust fall is carried out on the inside of the cylinder 21 and falls to the bottom of the cylinder 21, the air inlet pipe 25 is arranged at the bottom of the cylinder 21, the stroke in the cylinder 21 during gas discharge is effectively increased, the dust removal effect is increased, meanwhile, in the dust fall process of the gas with dust in the cylinder 21 by the water distributor 26, the sewage mixture falls to the bottom of the cylinder 21 under the action of gravity, at the moment, a sedimentation tank structure is formed at the bottom of the cylinder 21, and after the sewage height reaches the position of the overflow pipe 24, so that the sewage flows into the overflow tank 3, and the water distributor 26 circulates the water solution in the overflow tank 3 through the circulating water pump 261, thereby realizing the circulation of the water solution and greatly saving water resources.

In the present invention, unless otherwise expressly stated or limited, "above" or "below" a first feature means that the first and second features are in direct contact, or that the first and second features are not in direct contact but are in contact with each other via another feature therebetween. Also, the first feature being "on," "above" and "over" the second feature includes the first feature being directly on and obliquely above the second feature, or merely indicating that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly under and obliquely below the second feature, or simply meaning that the first feature is at a lesser elevation than the second feature.

The foregoing shows and describes the general principles, essential features, and advantages of the utility model. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, and the preferred embodiments of the present invention are described in the above embodiments and the description, and are not intended to limit the present invention. The scope of the utility model is defined by the appended claims and equivalents thereof.

Claims

1. The utility model provides a sludge drying is dust collector for system, including mount (1), its characterized in that: the utility model discloses a dust collector, including mount (1), dust remover (2), air outlet pipe (22) and the intake pipe (25) of bottom at barrel (21) top are seted up including barrel (21) to dust remover (2), and intake pipe (25) upper end apart from barrel (21) bottom third department, intake pipe (25) top is provided with rain-proof cap (251), barrel (21) inside is provided with water-locator (26), and blow off pipe (23) with valve are seted up to barrel (21) bottom one side.

2. The dust removing device for the sludge drying system according to claim 1, wherein: the water distributor (26) comprises a water inlet end connected with a water supply pipe (27).

3. The dust removing device for the sludge drying system according to claim 2, wherein: delivery pipe (27) are both ends formula structure, and two delivery pipes (27) are connected with the water intaking, the play water of circulating water pump (261) respectively, overflow pipe (24) have been seted up to barrel (21) bottom one side, and overflow pipe (24) are connected with delivery pipe (27) that circulating water pump (261) intake, overflow pipe (24) are less than intake pipe (25) upper end.

4. The dust removing device for the sludge drying system according to claim 3, wherein: the water outlet end of the overflow pipe (24) is communicated with the overflow tank (3), and a water supply pipe (27) at the water inlet end of the circulating water pump (261) is close to the bottom of the overflow tank (3).

5. The dust removing device for the sludge drying system according to claim 1, wherein: the rain hat (251) is in a conical structure with a narrow top and a wide bottom.