CN220665144U

CN220665144U - Sludge concentration device

Info

Publication number: CN220665144U
Application number: CN202321906400.XU
Authority: CN
Inventors: 张诗琪; 王鑫; 潘省刚
Original assignee: Hubei Zhongjin Environment Co ltd
Current assignee: Hubei Zhongjin Environment Co ltd
Priority date: 2023-07-19
Filing date: 2023-07-19
Publication date: 2024-03-26
Anticipated expiration: 2033-07-19

Abstract

The utility model relates to the technical field of sludge concentration, and particularly discloses a sludge concentration device, which comprises a plate-and-frame filter press for concentrating sludge and a plate-and-frame filter assembly arranged on the plate-and-frame filter press; the plate-frame filter comprises two symmetrically arranged supporting frames, a space for installing plate frame filter assemblies is kept between the two supporting frames, and a sliding limiting area is arranged above the supporting frames and used for limiting the plate frame filter assemblies; according to the utility model, the plate-and-frame filter assembly is matched with the plate-and-frame filter press, when the plate-and-frame filter press is used, sludge with high water content can be smoothly led into the plate-and-frame filter press in a pumping mode, the water in the sludge solid-liquid mixture is separated out under the action of pressure and filter cloth, and then the support inner frame is taken out through improvement on the plate-and-frame filter assembly, so that the filter cloth is vibrated, and sludge blocks remained on the filter cloth can be smoothly stripped.

Description

Sludge concentration device

Technical Field

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

Background

The sludge is a product remained after clarification, generally a solid-liquid mixture, is directly discharged and generally causes serious pollution, and needs to be concentrated and dried before the next treatment, so that a plurality of ways for treating and concentrating the sludge are derived, most commonly, the sludge is directly tedded, the treatment way is low in efficiency and cannot effectively carry out concentration treatment, meanwhile, bad smell can be emitted, and only mechanical ways, such as centrifugal ways, are adopted, for example, in a Chinese patent 'spin-precipitation type sludge concentration tank' (publication number: CN 113045172A), the essence is a centrifugal separation way, the separation efficiency is improved by adopting the way compared with the way of gravity, but the discharged sludge still contains more water, the treatment is troublesome, and the sludge can be improved on the basis of the method.

Disclosure of Invention

Aiming at the defects of the prior art, the utility model provides a sludge concentration device which is used for solving the problems proposed by the background technology.

The sludge concentration device comprises a plate-and-frame filter press for concentrating sludge and a plate-and-frame filter assembly arranged on the plate-and-frame filter press;

the plate-and-frame filter press comprises two symmetrically arranged supporting frames, a space for installing plate frame filter assemblies is kept between the two supporting frames, and a sliding limiting area is arranged above the supporting frames and used for limiting the plate frame filter assemblies;

the plate frame filtering assembly comprises a supporting inner frame and an outer frame, wherein filter cloth is arranged on the front side and the back side of the outer frame, and a sealing soft frame is arranged on the outer side of the filter cloth at the outer frame and used for filtering a sludge solid-liquid mixture.

As a further improvement of the utility model, sliding support arms are arranged on two sides of the outer frame, and the sliding support arms are in sliding fit with the top of the support frame.

As a further improvement of the utility model, the inner side of the outer frame is provided with an inner cavity which is matched with the supporting inner frame, the middle part of the outer frame is provided with a perfusion opening, and the perfusion opening extends to the outer side of the filter cloth.

As a further improvement of the utility model, the middle part of the supporting inner frame is provided with a through hole, the outer side of the through hole is provided with a sealing ring, and the through hole is matched with the inner side of the filling opening through the sealing ring.

As a further improvement of the utility model, the front and the back of the supporting inner frame are respectively provided with a group of symmetrically arranged mounting grooves, and the mounting grooves are provided with parts for being treated with filter cloth for stripping the filtered sludge.

As a further improvement of the utility model, an auxiliary groove is formed at the top of the supporting inner frame, and a pull rod is arranged at the auxiliary groove and used for taking out the supporting inner frame to clean the filter cloth.

As a further improvement of the utility model, a feed pipe is arranged between the two support frames, and the feed pipe is matched with a filling port at the plate frame filter assembly.

As a further improvement of the utility model, two symmetrically arranged auxiliary pipes are arranged above the feeding pipe and are used for assisting the sludge to be uniformly distributed at the filter cloth.

As a further improvement of the utility model, the other ends of the two supporting frames are provided with pressure parts which are used for pushing the plate-frame filtering assemblies to compress and combine, so as to realize the separation operation of the solid-liquid mixture of the sludge.

As a further improvement of the utility model, an air inlet pipe is arranged on one side of the plate and frame filter assembly above the pressure component for the inlet of pressurized air.

As a further improvement of the utility model, the top of the sliding limiting area is provided with a driving part which is used for being matched with a pressure part to realize the compression of the plate frame filter assembly.

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

according to the utility model, when the plate-and-frame filter press is used, sludge with high water content can be smoothly led into the plate-and-frame filter press in a pumping mode, the water in the sludge solid-liquid mixture is separated out under the action of pressure and filter cloth, and then the support inner frame is taken out through improvement on the plate-and-frame filter press, so that the filter cloth is vibrated, and the sludge blocks remained on the filter cloth can be smoothly stripped, thereby meeting the use requirement.

Drawings

The accompanying drawings, which are included to provide a further understanding of the application and are incorporated in and constitute a part of this application, illustrate embodiments of the application and together with the description serve to explain the application and do not constitute an undue limitation to the application. In the drawings:

FIG. 1 is a schematic perspective view of a combination of a plate and frame filter press and a plate and frame filter assembly according to the present utility model;

FIG. 2 is a schematic diagram of the front view of a combination of a plate and frame filter press and a plate and frame filter assembly according to the present utility model;

FIG. 3 is a schematic perspective view of a plate and frame filter assembly according to the present utility model;

FIG. 4 is a schematic diagram of a front view of a plate and frame filter assembly of the present utility model;

FIG. 5 is a schematic view of the cross-sectional structure A-A of FIG. 4 according to the present utility model;

fig. 6 is a schematic top view of a plate and frame filter assembly according to the present utility model.

In the figure: 1. a plate and frame filter press; 2. a plate and frame filter assembly;

11. a support frame; 12. a feed pipe; 13. an auxiliary tube; 14. a sliding limit area; 15. a driving part; 16. an air inlet pipe; 17. a pressure member;

21. a support inner frame; 22. a through hole; 23. an auxiliary groove; 24. a mounting groove; 25. a pull rod; 26. a seal ring; 27. an inner cavity; 28. a filter cloth; 29. sealing the soft frame; 210. a filling port; 211. sliding the support arm; 212. an outer frame.

Detailed Description

Various embodiments of the present utility model are disclosed in the following drawings, which are presented in sufficient detail to provide a thorough understanding of the present utility model. However, it should be understood that these physical details should not be used to limit the utility model. That is, in some embodiments of the present utility model, these physical details are not necessary. Moreover, for the sake of simplicity of illustration, some well-known and conventional structures and components are shown in the drawings in a simplified schematic manner.

In addition, the technical solutions of the embodiments may be combined with each other, but it is necessary to base that the technical solutions can be realized by those skilled in the art, and when the technical solutions are contradictory or cannot be realized, the combination of the technical solutions should be considered to be absent and not within the scope of protection claimed in the present utility model.

Referring to fig. 1 to 6, a sludge concentration device comprises a plate-and-frame filter press 1 for concentrating sludge and a plate-and-frame filter assembly 2 arranged on the plate-and-frame filter press 1;

the plate-and-frame filter press 1 comprises two symmetrically arranged supporting frames 11, a space for installing the plate-and-frame filter assembly 2 is kept between the two supporting frames 11, and a sliding limiting area 14 is arranged above the supporting frames 11 and used for limiting the plate-and-frame filter assembly 2;

the plate frame filter assembly 2 comprises a supporting inner frame 21 and an outer frame 212, wherein filter cloth 28 is arranged on the front surface and the back surface of the outer frame 212, and a sealing soft frame 29 is arranged on the outer side of the filter cloth 28 at the outer frame 212 and used for filtering a sludge solid-liquid mixture.

The plate and frame filter consists of two symmetrically arranged supporting frames 11. A specific spacing is maintained between the two support brackets 11 to mount the panel frame filter assembly 2. Above the support frame 11 a sliding limit area 14 is provided, which serves to limit and guide the movement of the plate frame filter assembly 2.

And the panel frame filter assembly 2 includes a support inner frame 21 and an outer frame 212. The front and back of the outer frame 212 are provided with filter cloth 28, and the outer side of the filter cloth 28 is connected with a sealing soft frame 29 at the outer frame 212. The purpose of this design is to separate the solid and liquid parts by filtering the sludge solid-liquid mixture through the filter cloth 28 when it is treated. At the same time, the presence of the sealing soft frame 29 ensures that the filtrate does not leak or overflow, making the whole filtration process more efficient and reliable.

Both sides of the outer frame 212 are provided with sliding support arms 211, and the sliding support arms 211 are in sliding fit with the top of the supporting frame 11.

The inner side of the outer frame 212 is provided with an inner cavity 27, the inner cavity 27 is matched with the supporting inner frame 21, the middle part of the outer frame 212 is provided with a pouring opening 210, and the pouring opening 210 extends to the outer side of the filter cloth 28.

Both sides of the outer frame 212 are provided with sliding arms 211, and these sliding arms 211 are slidably fitted to the top of the supporting frame 11. By this design, the sliding arms 211 can provide additional support and stability, making the overall panel frame filter assembly 2 more uniform and reliable during operation.

The inner side of the outer frame 212 is provided with an inner cavity 27, and the inner cavity 27 is matched with the supporting inner frame 21. The presence of the cavity 27 may enhance the stability of the device structure and provide a suitable location for the sludge concentration process. At the same time, the suitability of the inner cavity 27 ensures that the supporting inner frame 21 does not loose or dislocate during the filtration process, thereby ensuring the stability and consistency of the filtration effect.

In addition, a filling port 210 is formed in the middle of the outer frame 212, and the filling port 210 extends to the outside of the filter cloth 28. The purpose of this design is to facilitate the user to inject the sludge solid-liquid mixture into the filter assembly. By the positioning of the fill ports 210, the sludge may be evenly distributed on the filter cloth 28, making the filtering effect more efficient and uniform.

The middle part of the support inner frame 21 is provided with a through hole 22, a sealing ring 26 is arranged on the outer side of the through hole 22, and the through hole 22 is matched with the inner side of the filling port 210 through the sealing ring 26.

The front and back of the inner frame 21 are provided with a set of symmetrically arranged mounting grooves 24, and the parts for processing with the filter cloth 28 are arranged at the mounting grooves 24 for stripping the filtered sludge.

An auxiliary groove 23 is formed in the top of the supporting inner frame 21, and a pull rod 25 is installed at the auxiliary groove 23 and used for taking out the supporting inner frame 21 to clean the filter cloth 28.

A through hole 22 is provided in the middle of the support inner frame 21, and a sealing ring 26 is installed outside the through hole 22. The purpose of this design is to ensure a tight and reliable connection between the through-hole 22 and the pouring opening 210. The sealing ring 26 provides an effective sealing performance, avoiding any leakage of liquid or gas, while ensuring the operation safety and stability of the sludge concentration device.

Meanwhile, the front and rear surfaces of the support inner frame 21 are provided with a set of symmetrically arranged mounting grooves 24. These mounting grooves 24 are used for mounting components related to the treatment of the filter cloth 28, and can be used for stripping the filtered sludge. These components may be doctor blades, vibrators, etc. depending on the specific design, which function to effectively separate and remove the concentrated sludge on the filter cloth 28, thereby achieving the final objective of sludge concentration.

In addition, auxiliary grooves 23 are formed at the top of the support inner frame 21, and tie rods 25 are installed at these auxiliary grooves 23. This design allows the user to easily remove the support inner frame 21 for cleaning the filter cloth 28 or other maintenance work. The support inner frame 21 can be easily lifted and separated from the outer frame 212 using the tie rods 25, thereby saving time and effort and reducing inconvenience during maintenance.

A feed pipe 12 is arranged between the two support frames 11, and the feed pipe 12 is matched with a filling port 210 at the plate frame filter assembly 2.

Two symmetrically arranged auxiliary pipes 13 are arranged above the feed pipe 12 and are used for assisting the sludge to be uniformly distributed at the filter cloth 28.

The other ends of the two supporting frames 11 are provided with pressure parts 17, and the pressure parts 17 are used for pushing the plate frame filter assemblies 2 to compress and combine, so that the separation operation of the sludge solid-liquid mixture is realized.

An air inlet pipe 16 is provided above the pressure member 17 on one side of the plate and frame filter assembly 2 for the inlet of pressurized air.

The top of the sliding limiting area 14 is provided with a driving part 15 for matching with a pressure part 17 to realize the compression of the plate frame filter assembly 2.

Between the two support frames 11 a feed pipe 12 is arranged, which feed pipe 12 matches a filling port 210 at the plate and frame filter assembly 2. The purpose of this design is to direct the sludge-containing material to the filter cloth 28 for treatment. Through the feed pipe 12, the sludge can smoothly enter the filtering area, so that the subsequent solid-liquid separation operation can be effectively performed.

Two symmetrically arranged auxiliary pipes 13 are arranged above the feed pipe 12 and are used for assisting in uniformly distributing sludge on the filter cloth 28. The function of these auxiliary pipes 13 is to help distribute the sludge evenly over the filter cloth 28 during the feeding process, ensuring a uniform sludge thickness and a better filtering effect.

The other ends of the two supporting frames 11 are provided with pressure parts 17 for pushing the plate frame filter assemblies 2 to compress and combine, so as to realize the separation operation of the solid-liquid mixture of the sludge. These pressure members 17 may be hydraulic cylinders, pneumatic cylinders or other types of pressure devices. By applying a suitable pressure, the plate and frame filter assembly 2 can be compressed tightly together, forcing the water in the sludge to drain through the filter cloth 28, effecting solid-liquid separation and concentrating the sludge.

An air inlet pipe 16 is provided on the upper side of the pressure member 17 for the inlet of pressurized air. The purpose of this design is to effectively control and optimize the solid-liquid separation process by applying pressure to the panel filter assembly 2 and adjusting the inlet air pressure. The air inlet duct 16 may deliver an appropriate amount of compressed air to the plate and frame filter assembly 2 to increase the separation efficiency or clean the filter media.

The foregoing description is only illustrative of the utility model and is not to be construed as limiting the utility model. Various modifications and variations of the present utility model will be apparent to those skilled in the art. Any modification, equivalent replacement, improvement, or the like, which is within the spirit and principle of the present utility model, should be included in the scope of the claims of the present utility model.

Claims

1. A sludge concentration device comprises a plate-and-frame filter press (1) for concentrating sludge and a plate-and-frame filter assembly (2) arranged on the plate-and-frame filter press (1);

the method is characterized in that:

the plate-and-frame filter press (1) comprises two symmetrically arranged supporting frames (11), a space for installing the plate-and-frame filter assembly (2) is kept between the two supporting frames (11), and a sliding limiting area (14) is arranged above the supporting frames (11) and used for limiting the plate-and-frame filter assembly (2);

the plate-frame filtering assembly (2) comprises a supporting inner frame (21) and an outer frame (212), wherein filter cloth (28) is arranged on the front surface and the back surface of the outer frame (212), and a sealing soft frame (29) is arranged on the outer side of the filter cloth (28) at the outer frame (212) and used for filtering a sludge solid-liquid mixture.

2. A sludge concentrating apparatus according to claim 1, wherein: both sides of the outer frame (212) are provided with sliding support arms (211), and the sliding support arms (211) are in sliding fit with the top of the supporting frame (11).

3. A sludge concentrating apparatus according to claim 1, wherein: an inner cavity (27) is formed in the inner side of the outer frame (212), the inner cavity (27) is matched with the supporting inner frame (21), a filling opening (210) is formed in the middle of the outer frame (212), and the filling opening (210) extends to the outer side of the filter cloth (28).

4. A sludge concentrating apparatus according to claim 1, wherein: the middle part of support inside casing (21) has seted up through-hole (22), sealing washer (26) are installed in the outside of through-hole (22), through-hole (22) are through sealing washer (26) and the inboard adaptation of filling port (210).

5. A sludge concentrating apparatus according to claim 1, wherein: the front and the back of the supporting inner frame (21) are respectively provided with a group of symmetrically arranged mounting grooves (24), and parts which can be used for being treated with filter cloth (28) are arranged at the mounting grooves (24) and are used for stripping the filtered sludge.

6. A sludge concentrating apparatus according to claim 1, wherein: an auxiliary groove (23) is formed in the top of the supporting inner frame (21), and a pull rod (25) is installed at the auxiliary groove (23) and used for taking out the supporting inner frame (21) and cleaning filter cloth (28).

7. A sludge concentrating apparatus according to claim 1, wherein: a feeding pipe (12) is arranged between the two supporting frames (11), and the feeding pipe (12) is matched with a filling port (210) at the position of the plate frame filtering assembly (2).

8. The sludge concentrating apparatus of claim 7 wherein: two symmetrically arranged auxiliary pipes (13) are arranged above the feeding pipe (12) and used for assisting the sludge to be uniformly distributed at the filter cloth (28).

9. A sludge concentrating apparatus according to claim 1, wherein: the other ends of the two supporting frames (11) are provided with pressure parts (17), and the pressure parts (17) are used for pushing the plate frame filter assemblies (2) to compress and combine, so that the separation operation of the sludge solid-liquid mixture is realized.

10. The sludge concentrating apparatus of claim 9 wherein: an air inlet pipe (16) is arranged on one side of the plate frame filter assembly (2) above the pressure component (17) and used for allowing pressurized air to enter, and a driving component (15) is arranged on the top of the sliding limiting area (14) and used for being matched with the pressure component (17) to compress the plate frame filter assembly (2).