CN220026494U

CN220026494U - Temporary storage type wet dust collector for sewage before dredging

Info

Publication number: CN220026494U
Application number: CN202321690127.1U
Authority: CN
Inventors: 吴克杭; 李秋
Original assignee: NINGBO TIANQIN ENVIRONMENTAL PROTECTION TECHNOLOGY CO LTD
Current assignee: NINGBO TIANQIN ENVIRONMENTAL PROTECTION TECHNOLOGY CO LTD
Priority date: 2023-06-30
Filing date: 2023-06-30
Publication date: 2023-11-17
Anticipated expiration: 2033-06-30

Abstract

The utility model discloses a temporary storage type wet dust collector for sewage before dredging, which belongs to the field of wet dust collectors and comprises a separator and a circulating water tank, wherein a fan and an inlet pipeline are arranged on the separator; the utility model provides a temporary sewage storage wet dust collector before dredging, which can filter supernatant liquid in a water tank and then transfer the filtered supernatant liquid into a separator, so that the sludge of the sludge at the bottom of the water tank is conveniently cleaned and the generation of waste water is reduced.

Description

Temporary storage type wet dust collector for sewage before dredging

Technical Field

The utility model relates to the field of wet dust collectors, in particular to a temporary storage type wet dust collector for sewage before dredging.

Background

Wet dust removal technology, also known as scrubbing dust removal technology, is a technology that uses water or other liquids in contact with a dust-containing gas, and with heat and mass transfer, separates dust particles from the gas by water bath dust fall. Compared with dry dust removal, the wet dust removal has the advantages that: the equipment investment is less, and the structure is simpler; the dust removal efficiency is high, and dust with the size of more than 0.1 micron can be removed; the dust removing equipment body generally has no operable parts and is not easy to fail. The method has the outstanding advantages that in the dust removal process, toxic and harmful gases can be removed, and the method is very suitable for high-humidity and high-temperature flue gas treatment.

However, most small wet dust collectors need to drain the water in the water tank/bucket to clean the bottom sludge when dredging the sludge, and a large amount of wastewater treatment problem generated by the operation method seriously puzzles the users.

Disclosure of Invention

Aiming at the problems, the utility model provides a temporary storage type wet dust collector for sewage before dredging, which aims to solve the problem that the conventional wet dust collector can clean the sludge at the bottom only by draining the water in a water tank/water barrel when dredging the sludge.

In order to solve the problems, the utility model adopts the following technical scheme: the utility model provides a sewage temporary storage formula wet dust collector before desilting, including separator and circulation tank, be equipped with fan and inlet channel on the separator, be equipped with out the mud mouth on the circulation tank, the separator sets up the top of circulation tank, the separator with connect through the mounting between the circulation tank, the bottom of separator is equipped with the downcomer, be equipped with the ooff valve on the downcomer, the downcomer extends to in the circulation tank, will the separator with the circulation tank switch-on, be equipped with the water pump in the circulation tank, be equipped with on the inlet channel with the shower of water pump switch-on, the water pump be used for with the ponding inside the circulation tank is pumped to in the shower.

Preferably, the bottom of the circulating water tank is obliquely provided with an inclined plane, and the mud outlet is close to the slope bottom of the inclined plane.

Preferably, a filter screen is sleeved on the sewer pipe, and the filter screen wraps the bottom end of the sewer pipe.

Preferably, the on-off valve may be a manual/pneumatic/electric ball valve and a gate valve.

Preferably, the fixing member is a plurality of support rods.

Preferably, the water pump is a submersible pump or a pipeline pump.

Preferably, a filter screen is arranged at the water inlet of the water pump.

Preferably, the separator is provided with an access hole, and the surface of the access hole is provided with an access cover plate.

Preferably, an arc-shaped baffle is welded on the inner side of the access cover plate, and the inner surface of the arc-shaped baffle is matched with the inner wall of the separator.

Preferably, the air inlet pipeline on the separator is in a vertical direction.

Preferably, the sprayer is an impact plate type spray header.

Compared with the prior art, the utility model has the following advantages:

1. the utility model provides a temporary sewage storage wet dust collector before dredging, which is used for temporarily storing sewage, wherein supernatant in a circulating water tank is transferred to the separator before dredging, a water pump is arranged in the device, the supernatant in the water tank can be filtered and then is conveyed to a sprayer in the separator, a temporary storage space of the circulating water body can be provided, sludge deposited at the bottom of the water tank is conveniently cleaned, the generation of waste water is reduced, a switch valve is closed, the circulating water body cannot flow back to the circulating water tank, the sludge at the bottom of the circulating water tank can be conveniently cleaned after transferring, accumulated water at the bottom is pumped into the sprayer again through the water pump, and the accumulated water can be reused, so that the effect of saving water sources is also achieved.

2. The water pump is arranged in the circulating water tank, and the circulating water tank provides a closed space, and the room temperature in the closed space is not easily influenced by external climate factors. When cold air passes through the environment, the water pump in the circulating water tank is not easy to be frozen out, and the normal operation of the equipment is ensured.

Drawings

FIG. 1 is a schematic diagram of the structure of an embodiment 1 of the present utility model;

FIG. 2 is a top view of the utility model of FIG. 1;

FIG. 3 is a cross-sectional view taken along line A-A of FIG. 1;

fig. 4 is a schematic structural diagram of embodiment 2 of the present utility model.

The reference numerals in the figures illustrate:

a separator; 11. an access opening; 12. an access panel; 13. an arc baffle; 2. a circulation water tank; 21. a mud outlet; 22. an inclined plane; 3. a support rod; 4. a blower; 5. a water supply pipe; 6. a switch valve; 7. a water pump; 8. an inlet duct; 9. a sprayer; 10. and (3) a filter screen.

Detailed Description

The following description of the embodiments of the present utility model will be made apparent and fully in view of the accompanying drawings, in which some, but not all embodiments of the utility model are shown. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

In the description of the present utility model, it should be noted that the directions or positional relationships indicated by the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc. are based on the directions or positional relationships shown in the drawings, are merely for convenience of describing the present utility model and simplifying the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present utility model. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

Example 1

As shown in fig. 1-2, this embodiment provides a temporary sewage storage wet dust collector before dredging, which comprises a separator 1 and a circulating water tank 2, wherein a fan 4 and an inlet pipeline 8 are arranged on the separator 1, a mud outlet 21 is arranged on the circulating water tank 2, the separator 1 is arranged above the circulating water tank 2, the separator 1 and the circulating water tank 2 are fixedly supported by three support rods 3, and the three support rods 3 are distributed at equal intervals on the circumference of the upper end of the circulating water tank 2. The bottom of the separator 1 is provided with a sewer pipe 5, the sewer pipe 5 passes through the top of the circulating water tank 2 and extends into the circulating water tank 2, the separator 1 is communicated with the circulating water tank 2, a water pump 7 is arranged in the circulating water tank 2, and a sprayer 9 communicated with the water pump 7 is arranged on an inlet pipeline.

In this embodiment, a switch valve 6 is disposed on a sewer pipe 5 between the separator 1 and the circulation tank 2, and the switch valve 6 is exposed to the circulation tank 2.

In the present embodiment, the water pump 7 is used as both the shower water pump 7 for dust removal and the water pump 7 for temporary storage for pumping out the supernatant liquid into the separator 1. The water pump 7 is a submersible pump 7, a filter screen is arranged at the water inlet of the submersible pump 7 and used for filtering supernatant fluid, and the blockage of the sprayer 9 caused by sludge mixed in the conveyed circulating fluid is avoided.

In another embodiment, the water pump 7 is a pipeline pump.

As shown in fig. 3, an access opening 11 is provided on the surface of the separator 1, and an access cover 12 is provided on the surface of the access opening 11. Wherein the access hole 11 extends towards the direction far away from the center of the axle center of the separator 1, in order to reduce the influence of the hollow of the extension section on the access hole 11 on the internal gas, an arc-shaped baffle 13 is welded on the inner side of the access cover plate 12, and the inner surface of the arc-shaped baffle 13 is matched with the inner wall of the separator 1. Specifically, the radius of the cambered surface of the inner surface of the arc-shaped baffle 13 is equal to the radius of the inner wall of the separator 1, and the center of the cambered surface of the inner surface of the arc-shaped baffle 13 is positioned on the central shaft of the separator 1.

The working principle of the embodiment is that when the dust collector works normally, the sprayer 9 is arranged on the inlet pipeline of the dust collector, the venturi principle is utilized to open the water curtain, and the pre-spraying port forms a circular water curtain by utilizing impact force. The spray liquid is conveyed into the circulating water tank 2 through the sewer pipe 5, the supernatant is obtained after standing, and the water pump 7 conveys the supernatant into the sprayer 9 again for recycling. When the water tank sludge reaches a certain height to be cleaned, after the normal dust removal work of the dust remover is closed, the switch valve 6 at the water return pipe of the separator 1 is closed, and the spray water pump 7 is started to pump the water body to the separator 1 for temporary storage. After the sludge in the circulating water tank 2 is cleaned, the switch valve 6 is opened, and the water body is put back into the water tank for reuse.

Example 2

This embodiment differs from embodiment 1 in that in this embodiment, the circulation tank 2 has a tank structure, and an open opening is provided at the upper end thereof, as shown in fig. 4. The water pump 7 arranged in the circulating water tank 2 conveys the filtered supernatant to the separator 1 for spraying, after the supernatant is sprayed and contacted with smoke dust, dust particles in the smoke dust are absorbed, the switch valve 6 on the sewer pipe 5 is closed, and the waste water absorbing the smoke dust particles can be gathered at the bottom of the separator 1. The switch valve 6 is opened, and the wastewater is conveyed to the circulating water tank 2 through the sewer pipe 5 to be deposited.

In this embodiment, the bottom end of the sewer pipe 5 is placed in the circulating water tank 2, and a filter screen 10 is sleeved on the sewer pipe 5, and the filter screen 10 wraps the bottom end of the sewer pipe 5. A slope 22 is obliquely arranged at the bottom of the circulating water tank 2, and a mud outlet 21 is adjacent to the slope bottom of the slope 22. The bottom end of the filter screen 10 drops onto the surface of the bevel 22. The smoke particles filtered in the filter screen 10 are continuously gathered, so that the resistance of the wastewater passing through the filter screen 10 is increased, the impact force is generated on the filter screen 10 when the wastewater flows down from the separator 1, the bottom of the filter screen 10 falls on the surface of the inclined plane 22, the inclined plane 22 can support the filter screen 10, and the impact of the wastewater on the filter screen 10 is reduced.

The working principle of the embodiment is as follows:

in normal operation, the on-off valve 6 on the sewer pipe 5 is in an open state, the sewer pipe 5 is immersed in water body and has no filter bag, and the water pump 7 continuously pumps the supernatant in the circulating water tank 2 into the separator 1. When the water tank is cleaned: firstly, the switch valve 6 is closed, and the water in the circulating water tank 2 is pumped into the upper cylinder by the water pump 7 and stored temporarily; after the circulation water tank 2 is cleaned, the filter screen 10 is fixed on the sewer pipe 5, and the switch valve 6 is opened again. Filtering the wastewater by using a filter screen 10; after the wastewater in the separator 1 is put back, the filter screen 10 is taken out.

The foregoing description of the preferred embodiments of the present utility model is provided for illustration and is not to be construed as limiting the claims. The present utility model is not limited to the above embodiments, and the specific structure thereof is allowed to be changed, and all changes made within the scope of the utility model as independently claimed are within the scope of the utility model.

Claims

1. The utility model provides a sewage temporary storage formula wet dust collector before desilting which characterized in that: including separator (1) and circulation tank (2), be equipped with fan (4) and inlet channel (8) on separator (1), be equipped with out mud mouth (21) on circulation tank (2), separator (1) set up the top of circulation tank (2), separator (1) with connect through the mounting between circulation tank (2), the bottom of separator (1) is equipped with downcomer (5), be equipped with ooff valve (6) on downcomer (5), downcomer (5) extend to in circulation tank (2), will separator (1) with circulation tank (2) switch-on, be equipped with water pump (7) in circulation tank (2), be equipped with on inlet channel (8) with spray thrower (9) of water pump (7) switch-on, water pump (7) are used for with the inside ponding of circulation tank (2) is pumped to in spray thrower (9).

2. The temporary storage type wet dust collector for sewage before dredging according to claim 1, wherein: an inclined plane (22) is obliquely arranged at the bottom of the circulating water tank (2), and the mud outlet (21) is close to the slope bottom of the inclined plane (22).

3. The temporary storage type wet dust collector for sewage before dredging according to claim 2, wherein: the filter screen (10) is sleeved on the sewer pipe (5), and the bottom end of the sewer pipe (5) is wrapped by the filter screen (10).

4. The temporary storage type wet dust collector for sewage before dredging according to claim 1, wherein: the fixing piece is a plurality of supporting rods (3).

5. The temporary storage type wet dust collector for sewage before dredging according to claim 4, wherein: the water pump (7) is a submersible pump or a pipeline pump.

6. The temporary storage type wet dust collector for sewage before dredging according to claim 5, wherein: a filter screen is arranged at the water inlet of the water pump (7).

7. The temporary storage type wet dust collector for sewage before dredging according to claim 1, wherein: an access hole (11) is formed in the separator (1), and an access cover plate (12) is arranged on the surface of the access hole (11).

8. The temporary storage type wet dust collector for sewage before dredging according to claim 7, wherein: an arc-shaped baffle (13) is welded on the inner side of the access cover plate (12), and the inner surface of the arc-shaped baffle (13) is matched with the inner wall of the separator (1).