CN214286948U - Sludge dewatering filtrating preprocessing device - Google Patents

Abstract

The utility model discloses a sludge dewatering filtrate pretreatment device, which belongs to the sludge dewatering field, and comprises an upper end shell and a lower end shell, wherein the upper end shell is fixedly connected with the lower end shell through a lock body, the top end of the upper end shell is connected with a filter screen, the top end of the filter screen is connected with a sealing cover plate, the top end of the sealing cover plate is provided with an input port, the input port is fixedly connected with an input pump through a pipeline, when the device is used, the sealing cover plate and the filter screen are fixed through bolts, the filter screen can be cleaned or replaced to a certain extent through the disassembly of the bolts, the blockage caused by excessive impurities is prevented, the filter screen can filter the filtrate again, the filtrate is cleaned to a certain extent through the filter layer, the upper end shell and the lower end shell are connected through the lock body, the device is convenient to disassemble, thereby facilitating the regular cleaning work of the filter screen and the filter layer inside, the use of the pretreatment device can ensure that the pretreatment of the filtrate is cleaner and quicker.

Description

Sludge dewatering filtrating preprocessing device

Technical Field

The utility model relates to a sludge dewatering field specifically is a sludge dewatering filtrating preprocessing device.

Background

A sludge treatment method is provided for removing water from fluid primary, concentrated or digested sludge and converting the sludge into semi-solid or solid sludge blocks. After dewatering, the water content of the sludge can be reduced to fifty-five percent to eighty percent, depending on the properties of the sludge and the sediments and the efficiency of the dewatering equipment. The further dehydration of the sludge is called sludge drying, and the moisture content of the dried sludge is less than ten percent. The dehydration method mainly comprises a natural drying method, a mechanical dehydration method and a granulation method. The natural drying method and the mechanical dehydration method are suitable for sewage sludge. The granulation method is suitable for coagulating sedimentation sludge.

Common filtrate obtained by sludge dewatering cannot be directly used or discharged, the filtrate can be used or discharged only by secondary treatment, a certain pretreatment device is not arranged before general treatment or a certain treatment is only carried out through a filter screen, so that the treatment process of the filtrate is slow, the secondary treatment of the filtrate can be influenced due to the insufficient treatment process, and therefore, the sludge dewatering filtrate pretreatment device is provided.

Disclosure of Invention

The utility model aims to provide a sludge dewatering filtrating preprocessing device is arranged in solving the prior art and proposes the filtrating of our common sludge dewatering and can not carry out direct use or discharge, need just can use or discharge through processing once more, does not have certain preprocessing device or only carries out certain processing through the filter screen before general processing, makes the processing procedure of filtrating slower, and the process of handling inadequately, can influence the problem of the processing once more of filtrating.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a sludge dewatering filtrating preprocessing device, including upper end casing and lower extreme casing, upper end casing passes through lock body fixed connection with the lower extreme casing, upper end casing top is connected with the filter screen, the filter screen top is connected with sealed apron, open on sealed apron top has the input port, the input port passes through pipeline fixedly connected with input pump, sealed apron top fixedly connected with input pump, lower extreme casing inner chamber lateral wall fixedly connected with fixed block, the fixed block top is connected with the filter, the filter bottom is connected with the bracing piece, the bracing piece passes through connecting rod fixedly connected with filter layer, lower extreme casing bottom fixed open has the delivery outlet, viewing aperture and controller are installed to lower extreme casing lateral wall, input pump and controller electric connection.

Preferably, the inner cavity of the output port is fixedly connected with a one-way flow valve.

Preferably, the filter layers can be a plurality of groups, the filter layers are connected through connecting rods, the side wall of each filter layer is fixedly connected with a limiting block, a limiting groove is formed in the position where the fixing block is matched with the limiting block, the filter layers are in interference fit with the side wall of the inner cavity of the fixing block, and the filter layers can be activated carbon layers or activated sludge layers.

Preferably, dwang fixed connection is passed through in the middle part of the filter, and the filter top is rotated with the dwang with the corresponding position of dwang and is connected with the fixed plate, fixed plate top fixedly connected with pulling handle, bracing piece and dwang fixed connection.

Preferably, the bottom end of the sealing cover plate is fixedly connected with a sealing layer.

Preferably, a through groove is formed in the position, corresponding to the sealing cover plate and the filter screen, of the upper end shell, a threaded hole is formed in the position, corresponding to the through groove, of the upper end shell, and the sealing cover plate, the filter screen and the upper end shell are fixed to the threaded hole in a threaded mode through the through groove and the fixing bolt through bolts.

Compared with the prior art, the beneficial effects of the utility model are that: this kind of sludge dewatering filtrating preprocessing device, when using, carry out certain fixed to sealed apron and filter screen through the bolt, certain clearance or change are carried out in the dismantlement of filter screen accessible bolt, prevent that debris from too much causing the condition of jam to take place, the filter can carry out filtration once more to filtrating, carry out certain clearance once more to filtrating through the filter layer, the upper end casing passes through the lock body with lower extreme casing and is connected, convenient dismantlement, thereby the convenience carries out periodic cleaning work to inside filter and filter layer, preprocessing device's use, make the preliminary treatment of filtrating clean more swift.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the present invention will be described in detail with reference to the accompanying drawings and detailed embodiments, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without inventive labor. Wherein:

FIG. 1 is a schematic view of the entire front cross-section of the present invention;

FIG. 2 is a schematic view of the connection of the filter plate of the present invention;

fig. 3 is a schematic overall perspective view of the present invention.

In the figure: the device comprises an upper end shell 1, a lower end shell 2, a filter screen 3, a sealing cover plate 4, an input pump 5, a fixing block 6, a filter plate 7, a support rod 8, a filter layer 9 and a controller 10.

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 work belong to the protection scope of the present invention.

The utility model provides a sludge dewatering filtrating preprocessing device for sludge dewatering filtrating preprocessing device please refer to and show that figure 1, this kind of sludge dewatering filtrating preprocessing device includes: an upper end housing 1 and a lower end housing 2.

Referring to fig. 1, 2 and 3, an upper housing 1 is fixedly connected with a lower housing 2 through a lock body, a filter screen 3 is connected to the top end of the upper housing 1, the filter screen 3 can filter filtrate for the first time, a sealing cover plate 4 is connected to the top end of the filter screen 3, an input port is formed at the top end of the sealing cover plate 4, the input port is fixedly connected with an input pump 5 through a pipeline, the input pump 5 is fixedly connected to the top end of the sealing cover plate 4, a fixing block 6 is fixedly connected to the side wall of an inner cavity of the lower housing 2, a filter plate 7 is connected to the top end of the fixing block 6, a support rod 8 is connected to the bottom end of the filter plate 7, the support rod 8 is fixedly connected with a filter layer 9 through a connecting rod, the filter plate 7 and the filter layer 9 can process the filtrate again to enable the filtrate to be filtered cleaner, an output port is fixedly formed at the bottom end of the lower housing 2, an observation port and a controller 10 are installed on the side wall of the lower housing 2, the input pump 5 is electrically connected to the controller 10.

Referring to fig. 1, a one-way flow valve is fixedly connected to an inner cavity of the output port to prevent backflow.

Referring to fig. 1 and 2, the filter layers 9 may be a plurality of groups, the filter layers 9 are connected by a connecting rod, the side wall of the filter layer 9 is fixedly connected with a limiting block, a limiting groove is formed at the position where the fixing block 6 is matched with the limiting block, the filter layer 9 is in interference fit with the side wall of the inner cavity of the fixing block 6, and the filter layer 9 may be an activated carbon layer or an activated sludge layer.

Referring to fig. 1 and 2, the middle portion of the filter plate 7 is fixedly connected through a rotating rod, the top end of the filter plate 7 corresponding to the rotating rod is rotatably connected with a fixing plate through the rotating rod, the top end of the fixing plate is fixedly connected with a pulling handle, the support rod 8 is fixedly connected with the rotating rod, and the filter plate 7 and the filter layer 9 are conveniently pulled out to a certain extent through the pulling handle.

Referring to fig. 1 and 2, the sealing layer is fixedly connected to the bottom end of the sealing cover plate 4.

Referring to fig. 1 and 3, a through groove is formed in a position corresponding to the sealing cover plate 4 and the filter screen 3, a threaded hole is formed in a position corresponding to the through groove of the upper end housing 1, and the sealing cover plate 4, the filter screen 3 and the upper end housing 1 are fixed to a certain extent by penetrating the through groove through a bolt to fix the threaded hole in a threaded manner, so that the filter screen 3 can be conveniently detached to a certain extent, and certain cleaning work can be performed.

When the filter screen is used specifically, firstly, filtrate is input into the filter screen 3 through the input pump 5 to be filtered to a certain degree, larger sundries are filtered to a certain degree, the filtered filtrate is filtered again through the filter plate 7, smaller sundries are filtered to a certain degree, the last filtering is carried out through the filter layer 9, the upper end shell 1 can be opened through the lock body regularly, the pulling handle is pulled to take out the filter layer 9 and the filter plate 7 to carry out certain cleaning work, the bolt is opened to take out the filter screen 3, and certain cleaning work can be carried out on the filter screen 3.

While the invention has been described above with reference to an embodiment, various modifications may be made and equivalents may be substituted for elements thereof without departing from the scope of the invention. In particular, as long as there is no structural conflict, the various features of the disclosed embodiments of the present invention can be used in any combination with each other, and the non-exhaustive description of these combinations in this specification is merely for the sake of brevity and resource conservation. Therefore, it is intended that the invention not be limited to the particular embodiments disclosed, but that the invention will include all embodiments falling within the scope of the appended claims.

Claims (6)

1. The utility model provides a sludge dewatering filtrating preprocessing device, includes upper end casing (1) and lower extreme casing (2), its characterized in that: the upper end casing (1) is fixedly connected with the lower end casing (2) through a lock body, the top end of the upper end casing (1) is connected with a filter screen (3), the top end of the filter screen (3) is connected with a sealing cover plate (4), the top end of the sealing cover plate (4) is provided with an input port, the input port is fixedly connected with an input pump (5) through a pipeline, the top end of the sealing cover plate (4) is fixedly connected with the input pump (5), the inner cavity side wall of the lower end casing (2) is fixedly connected with a fixing block (6), the top end of the fixing block (6) is connected with a filter plate (7), the bottom end of the filter plate (7) is connected with a support rod (8), the support rod (8) is fixedly connected with a filter layer (9) through a connecting rod, the bottom end of the lower end casing (2) is provided with an output port, the side wall of the lower end casing (2) is provided with an observation port and a controller (10), the input pump (5) is electrically connected with the controller (10).

2. The sludge dewatering filtrate pretreatment device of claim 1, characterized in that: and the inner cavity of the output port is fixedly connected with a one-way flow valve.

3. The sludge dewatering filtrate pretreatment device of claim 1, characterized in that: the filter layer (9) can be a plurality of groups, the filter layer (9) is connected through a connecting rod, the side wall of the filter layer (9) is fixedly connected with a limiting block, a limiting groove is formed in the position where the fixing block (6) is matched with the limiting block, the filter layer (9) is in interference fit with the side wall of the inner cavity of the fixing block (6), and the filter layer (9) can be an activated carbon layer or an activated sludge layer.

4. The sludge dewatering filtrate pretreatment device of claim 1, characterized in that: the filter (7) middle part is through dwang fixed connection, filter (7) top and the corresponding position of dwang rotate with the dwang and be connected with the fixed plate, fixed plate top fixedly connected with pulling handle, bracing piece (8) and dwang fixed connection.

5. The sludge dewatering filtrate pretreatment device of claim 1, characterized in that: the bottom end of the sealing cover plate (4) is fixedly connected with a sealing layer.

6. The sludge dewatering filtrate pretreatment device of claim 1, characterized in that: the sealing cover plate (4) and the filter screen (3) are provided with through grooves at corresponding positions, the upper end shell (1) is provided with threaded holes at corresponding positions of the through grooves, and the sealing cover plate (4), the filter screen (3) and the upper end shell (1) are fixed to a certain extent through the through groove fixing threaded holes through bolts.

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