CN219409532U

CN219409532U - Filter equipment for mud feeding

Info

Publication number: CN219409532U
Application number: CN202320739815.6U
Authority: CN
Inventors: 张义建; 刘朋; 程志刚; 陈庆洲; 李军
Original assignee: Jiangsu Fangyang Water Co ltd
Current assignee: Jiangsu Fangyang Water Co ltd
Priority date: 2023-04-06
Filing date: 2023-04-06
Publication date: 2023-07-25
Anticipated expiration: 2033-04-06

Abstract

The utility model provides a filter equipment for sludge feeding, including being used for the mud filter pipeline on the mud transportation pipeline that links to sludge drying equipment feed inlet side, the one end of mud filter pipeline is provided with the mud import that is used for containing impurity mud entering, the other end of mud filter pipeline is provided with the mud export that is used for the mud outflow after filtering, install the filter screen that is used for the sieve to stay the impurity in the mud filter pipeline between mud import and mud export, still be provided with the impurity export that is used for regularly taking out by the impurity that filters the mesh screen and stay on the mud filter pipeline between filter screen and mud import, the impurity export is sealed through the blind plate. This application is left through screening impurity in the mud, avoids impurity impact sludge drying equipment, helps prolonging its life, reduces clearance and maintenance frequency, and then alleviates production maintenance personnel's intensity of labour.

Description

Filter equipment for mud feeding

Technical Field

The utility model relates to the technical field of sludge filtration, in particular to a filtration device for sludge feeding.

Background

The sludge drying process has an important role in the field of sewage treatment, however, the sludge drying process is a complex process with a plurality of procedures. The sludge enters a sludge concentration tank for precipitation concentration, and is transported to a centrifugal dehydrator for dehydration after precipitation, and is heated and dried after dehydration to further reduce the water content.

At present, the sludge often contains massive impurities, which can cause blockage or equipment damage in the process of precipitation, dehydration and drying, so that the impact on a sludge drying system is large, the service life of the equipment is influenced, and the labor intensity of production and maintenance personnel is increased due to frequent cleaning and maintenance, so that the development of a sludge filtering device is needed.

Disclosure of Invention

In order to solve the problems that the existing sludge contains impurities, so that the sludge drying efficiency is low and the service life of equipment is short, the utility model provides a filtering device for sludge feeding.

The technical problems to be solved by the utility model are realized by the following technical proposal. The utility model relates to a filtering device for sludge feeding, which comprises a sludge filtering pipeline, wherein the sludge filtering pipeline is communicated to a sludge conveying pipeline at the side of a feed inlet of sludge drying equipment, one end of the sludge filtering pipeline is provided with a sludge inlet for entering impurity-containing sludge, the other end of the sludge filtering pipeline is provided with a sludge outlet for flowing out filtered sludge, a filter screen for screening impurities in the sludge is arranged in the sludge filtering pipeline between the sludge inlet and the sludge outlet, the sludge filtering pipeline between the filter screen and the sludge inlet is also provided with an impurity outlet for periodically taking out the impurities retained by the filter screen, and the impurity outlet is sealed by a blind plate.

The technical problem to be solved by the utility model can be further solved by the following technical scheme, and for the filtering device for feeding the sludge, side connecting flanges which are convenient for externally connecting a sludge transportation pipeline are fixedly arranged on the sludge filtering pipelines at the sludge inlet and the sludge outlet.

The technical problem to be solved by the utility model can be further solved by the following technical scheme, for the filtering device for feeding the sludge, the size of the sludge inlet is consistent with that of the sludge outlet, and the impurity outlet is larger than the sludge inlet.

The technical problem to be solved by the utility model can be further solved by the following technical scheme, and for the filtering device for sludge feeding, the impurity outlet is arranged at the top of the sludge filtering pipeline.

The technical problem to be solved by the utility model can be further solved by the following technical scheme, for the filtering device for sludge feeding, an upper connecting flange matched with a blind plate is fixedly arranged on a sludge filtering pipeline at an impurity outlet, and the blind plate is connected with the upper connecting flange through a plurality of connecting bolts.

The technical problem to be solved by the utility model can be further solved by the following technical scheme, for the filtering device for sludge feeding, the blind plate is connected with the upper connecting flange through 6-10 connecting bolts, and 6-10 connecting bolts are uniformly distributed along the circumferential direction of the blind plate.

The technical problem to be solved by the utility model can be further solved by the following technical scheme, for the filtering device for sludge feeding, the blind plate is also provided with an opening, and transparent glass is fixedly arranged at the opening to form an observation window which is convenient for observing the internal condition of the sludge filtering pipeline from the outside.

The technical problem to be solved by the utility model can be further solved by the following technical scheme, and for the filtering device for sludge feeding, the filtering net is a stainless steel filtering net.

Compared with the prior art, the utility model has the beneficial effects that:

the method reduces the impact of impurities on the drying system, prolongs the service life of equipment and reduces the running cost;

the method and the device can reduce equipment damage maintenance frequency and labor intensity;

the utility model discloses a can reduce pipeline jam mediation frequency, alleviate human labor intensity.

Drawings

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

FIG. 2 is a side view of one construction of the present utility model;

FIG. 3 is a top plan view of one construction of the present utility model;

fig. 4 is a front view of a structure of the present utility model.

Detailed Description

For the purpose of making the objects, technical solutions and advantages of the embodiments of the present utility model more apparent, the technical solutions in the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings, and it is apparent that the described embodiments are some embodiments of the present utility model, but not all embodiments. 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.

Referring to fig. 1 to 4, a filtering device for sludge feeding includes a sludge filtering pipe for connecting to a sludge transporting pipe at a feed inlet side of a sludge drying apparatus, so as to facilitate filtering sludge transported to the sludge drying apparatus through the sludge filtering pipe, thereby removing impurities in the sludge, avoiding the impurities from impacting the sludge drying apparatus, helping to prolong the service life thereof, reducing the cleaning and maintenance frequency, and further reducing the labor intensity of production maintenance personnel;

specifically, one end of the sludge filtering pipeline is provided with a sludge inlet 1 for the impurity-containing sludge to enter from the inlet, the other end of the sludge filtering pipeline is provided with a sludge outlet 5 for the filtered sludge to flow out, a filter screen 2 is arranged in the sludge filtering pipeline between the sludge inlet 1 and the sludge outlet 5 and is used for screening and retaining impurities in the sludge, and the sludge after removing the impurities moves through the filter screen 2;

preferably, the filter screen 2 is a stainless steel filter screen, which is firm and reliable and has long service life;

in actual use, the side connecting flanges 7 which are convenient for externally connecting the sludge conveying pipeline are fixedly arranged on the sludge filtering pipelines at the sludge inlet 1 and the sludge outlet 5, so that the side connecting flanges 7 are convenient for quickly connecting the sludge filtering pipeline with the externally connected sludge conveying pipeline, and the device is convenient for installation and use;

in order to regularly take out the impurities screened by the filter screen 2, an impurity outlet 3 is further arranged on a sludge filtering pipeline between the filter screen 2 and the sludge inlet 1, the impurity outlet 3 is sealed through a blind plate 4, the sludge is prevented from flowing out of the impurity outlet 3, and the blind plate 4 is in a normally closed state and can be opened when the impurities are cleaned during normal use;

preferably, the impurity outlet 3 is arranged at the top of the sludge filtering pipeline;

in order to facilitate the disassembly and assembly operation of the blind plate 4, an upper connecting flange 8 matched with the blind plate 4 is fixedly arranged on a sludge filtering pipeline at the impurity outlet 3, the blind plate 4 is connected with the upper connecting flange 8 through a plurality of connecting bolts, preferably, the blind plate 4 is connected with the upper connecting flange 8 through 6-10 connecting bolts, and 6-10 connecting bolts are uniformly distributed along the circumferential direction of the blind plate 4, so that the installation firmness of the blind plate 4 is ensured;

preferably, the size of the sludge inlet 1 is consistent with that of the sludge outlet 5, and the size of the sludge outlet is consistent with that of a sludge conveying pipeline, so that the sludge inlet, the sludge outlet and the sludge outlet are conveniently connected, the impurity outlet 3 is larger than the sludge inlet 1, and the impurities reserved by the sieve are conveniently taken out outwards.

During the in-service use, in order to make things convenient for production maintainer to observe the inside condition of mud filtration pipeline from the outside, still be provided with the trompil on blind plate 4, trompil department fixed mounting has transparent glass to form observation window 6, during normal use, can regularly look over the impurity volume of being left by the sieve in the mud filtration pipeline through observation window 6 to can open blind plate 4 according to the impurity condition, outwards take out by the impurity that the impurity export 3 will be left by the sieve.

Claims

1. A sludge feed is with filter equipment, its characterized in that: including being used for the mud filter pipeline that links to the mud transportation pipeline of mud mummification equipment feed inlet side, the one end of mud filter pipeline is provided with the mud import that is used for containing impurity mud entering, the other end of mud filter pipeline is provided with the mud export that is used for the mud outflow after filtering, install the filter screen that is used for the sieve to stay the impurity in the mud filter pipeline between mud import and mud export, still be provided with on the mud filter pipeline between filter screen and mud import and be used for the impurity export that will be filtered the impurity that the mesh screen stays regularly takes out, the impurity export is sealed through the blind plate.

2. The filtration device for sludge feed as claimed in claim 1, wherein: side connecting flanges which are convenient for externally connecting with a sludge transportation pipeline are fixedly arranged on the sludge filtering pipelines at the sludge inlet and the sludge outlet.

3. The filtration device for sludge feed according to claim 1 or 2, characterized in that: the sludge inlet and the sludge outlet are the same in size, and the impurity outlet is larger than the sludge inlet.

4. The filtration device for sludge feed as claimed in claim 1, wherein: the impurity outlet is arranged at the top of the sludge filtering pipeline.

5. The filtration device for sludge feed as claimed in claim 1, wherein: an upper connecting flange matched with a blind plate is fixedly arranged on the sludge filtering pipeline at the impurity outlet, and the blind plate is connected with the upper connecting flange through a plurality of connecting bolts.

6. The sludge feed filtration device of claim 5, wherein: the blind plate is connected with the upper connecting flange through 6-10 connecting bolts, and the 6-10 connecting bolts are uniformly distributed along the circumferential direction of the blind plate.

7. The sludge feed filtration device according to claim 1 or 5, wherein: still be provided with the trompil on the blind plate, trompil department fixed mounting has transparent glass to form the observation window of being convenient for observe the inside condition of mud filtration pipeline from outside.

8. The filtration device for sludge feed as claimed in claim 1, wherein: the filter screen is a stainless steel filter screen.