CN219341789U

CN219341789U - Pretreatment device for catalyst production wastewater

Info

Publication number: CN219341789U
Application number: CN202223341903.5U
Authority: CN
Inventors: 高拴江; 石晶倩; 孙向峰; 李少波; 赵庆贤; 赵长年
Original assignee: Yankuang Group Yulin Fine Chemical Co ltd
Current assignee: Yankuang Group Yulin Fine Chemical Co ltd
Priority date: 2022-12-13
Filing date: 2022-12-13
Publication date: 2023-07-14
Anticipated expiration: 2032-12-13

Abstract

The utility model belongs to the technical field of pretreatment of wastewater, and particularly relates to a pretreatment device of wastewater in catalyst production, which comprises a wastewater tank, a clean water tank and a shell, wherein a remote transmission liquid level meter is arranged at the bottom of the inner wall of the wastewater tank, the top of the clean water tank is connected with a plate-and-frame filter press through a pipeline, the shell is arranged at the bottom of the wastewater tank, a cavity is formed in the bottom of the shell, a rotating motor is arranged at the top of the interior of the shell, the bottom end of the rotating motor is connected with stirring blades, the cavity is connected with a water tank through a hole body, the water tank is communicated with a slurry pump, the right end of the slurry pump is connected with a water pipe, and the water pipe is connected with the plate-and-frame filter press corresponding to the plate-and-frame filter press. The utility model is beneficial to mixing and synchronously extracting the sediment and water, avoids sediment accumulation, reduces water outlet capacity and avoids the sediment from entering the sewage treatment device in a whole.

Description

Pretreatment device for catalyst production wastewater

Technical Field

The utility model relates to the technical field of pretreatment of wastewater, in particular to a pretreatment device of wastewater in catalyst production.

Background

In the preparation process of the low-temperature Fischer-Tropsch synthesis iron-based catalyst, a large amount of wastewater containing ferric oxide precipitates is generated, and the wastewater needs to be treated to be discharged.

The prior Chinese patent (publication No. CN 212548494U) and a wastewater pretreatment device, the patent is that the filtered wastewater flows onto the first filter plate and the like to the subsequent filter plate so as to ensure the filtering effect of the wastewater, the filter plate is stopped and the filter residue is removed, at the moment, the external transmission mechanism drives the transmission belt to act, so that the scraper fixed on the transmission belt acts to remove the filter residue on the filter screen, the plurality of scrapers continuously remove impurities on the filter plate in the rotation process of the transmission belt, the filtering effect of the filter plate is ensured, the filter residue scraped by the scrapers is finally transmitted to the outside of the cleaning box to finish the cleaning, however, if a large amount of wastewater containing ferric oxide precipitates is generated in the preparation process of the low-temperature Fischer-Tropsch synthesis iron-based catalyst, the precipitates in the wastewater cannot be removed in time, the capability of the wastewater sedimentation tank is greatly reduced through long-term deposition, the later cleaning difficulty is high, meanwhile, the unprecipitated ferric oxide substances in the wastewater can be directly carried into the wastewater treatment device, the water storage device is seriously affected, the water storage device is extremely high in maintenance difficulty, and the maintenance cost is even high.

Therefore, we propose a pretreatment device of catalyst production wastewater, which is favorable for mixing and synchronously pumping out sediment and water, avoids sediment accumulation to reduce water outlet capacity, and avoids sediment from entering the sewage treatment device in whole.

Disclosure of Invention

The utility model aims to provide a pretreatment device for waste water in catalyst production, which is used for solving the problems that in the background technology, a large amount of waste water containing ferric oxide sediment is generated in the preparation process of a low-temperature Fischer-Tropsch synthesis iron-based catalyst, if the sediment in the waste water can not be removed in time, the water storage capacity of a waste water sedimentation tank can be greatly reduced through long-term sedimentation, the later-stage cleaning difficulty is high, the labor cost is high, meanwhile, the incompletely precipitated ferric oxide substance in the waste water can be directly brought into a sewage treatment device, the performance of the sewage treatment device is seriously influenced, even the waste water is damaged, and the maintenance cost is extremely high.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a preprocessing device of catalyst waste water, includes waste water pond, clean water pond and casing, the teletransmission level gauge is installed to waste water pond inner wall bottom, there is the plate and frame pressure filter clean water pond top through the pipe connection, the casing has been placed to the bottom in the waste water pond, the cavity has been seted up to the casing bottom, the rotation motor is installed at the inside top of casing, the rotation motor bottom is connected with stirs the leaf, the cavity has the basin through the pore connection, the basin intercommunication has the slush pump, the slush pump right-hand member is connected with the water pipe, the water pipe corresponds the plate and frame pressure filter and is connected.

Preferably, a pull rope is tied at the rear end of the shell, and the pull rope pulls the shell to move at the bottom of the wastewater tank.

Preferably, the four corners of the bottom of the shell are provided with moving wheels.

Preferably, a solid trough is arranged at the top of the clean water tank, and the plate-and-frame filter press is communicated with the corresponding solid trough through a pipeline.

Preferably, the water pipe moves synchronously with the movement of the housing.

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

according to the pretreatment device for the catalyst production wastewater, through the arrangement of the stirring blades, the rotating motor, the slurry pump and the plate-and-frame filter press, the stirring blades are driven to rotate by the rotating motor, so that massive sediments at the bottom of the wastewater tank are disintegrated, enter the water tank through the hole body in the cavity body, are sucked into the plate-and-frame filter press through the water pipe by the slurry pump, the wastewater filtered by the plate-and-frame filter press is changed into clear water to enter the clear water tank, and solid materials filtered and formed in the plate-and-frame filter press are conveyed into the solid material tank through the pipeline, so that the mixing and synchronous extraction of sediments and water are facilitated, the sediment accumulation is avoided, the water outlet capacity is reduced, and the sediments are prevented from entering the sewage treatment device in a whole block.

Drawings

FIG. 1 is a schematic diagram of a housing structure of a pretreatment device for catalyst production wastewater according to the present utility model;

FIG. 2 is a schematic diagram of a pretreatment structure of a pretreatment device for catalyst production wastewater according to the present utility model;

FIG. 3 is a schematic view showing the internal structure of a housing of the pretreatment device for the wastewater from the catalyst production of the present utility model.

In the figure: 1. a wastewater tank; 2. a remote liquid level meter; 3. a clean water tank; 4. a material fixing groove; 5. a plate and frame filter press; 6. a housing; 7. a moving wheel; 8. a water tank; 9. a rotating motor; 10. a slurry pump; 11. a pull rope; 12. a water pipe; 13. stirring blades.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only 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.

In the description of the present utility model, it should be understood that the terms "upper," "lower," "front," "rear," "left," "right," "top," "bottom," "inner," "outer," and the like indicate or are based on the orientation or positional relationship shown in the drawings, merely to facilitate description of the present utility model and to simplify 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.

Examples:

referring to fig. 1-3, the present utility model provides a technical solution: the utility model provides a preprocessing device of catalyst waste water, includes waste water pond 1, clean water pond 3 and casing 6, the teletransmission level gauge 2 is installed to waste water pond 1 inner wall bottom, clean water pond 3 top is through the pipe connection there is plate and frame filter press 5, its characterized in that: the waste water tank is characterized in that a shell 6 is placed in the bottom of the waste water tank 1, a cavity is formed in the bottom of the shell 6, a rotary motor 9 is installed at the top of the interior of the shell 6, the bottom end of the rotary motor 9 is connected with stirring blades 13, the cavity is connected with a water tank 8 through a hole, the water tank 8 is communicated with a slurry pump 10, the right end of the slurry pump 10 is connected with a water pipe 12, and the water pipe 12 is connected with a corresponding plate-and-frame filter press 5;

the shell 6 is placed at the bottom of the wastewater tank 1, the stirring blades 13 are driven to rotate through the rotating motor 9, so that massive sediments at the bottom of the wastewater tank 1 are disintegrated and enter the water tank 8 through the hole body in the cavity, and are sucked into the plate-and-frame filter press 5 through the water pipe 12 by the slurry pump 10, the shell 6 is pulled to move at the bottom of the wastewater tank 1 through the pull rope 11, filtered wastewater from the plate-and-frame filter press 5 becomes clear water to enter the clean water tank 3, solid materials formed by filtering in the plate-and-frame filter press 5 are conveyed into the solid material tank 4 through the pipeline, mixing and synchronous extraction of the sediments and the water are facilitated, sediment accumulation is avoided, water outlet capacity is reduced, and the whole sediment is prevented from entering the sewage treatment device.

Wherein, the rear end of the shell 6 is tied with a pull rope 11, and the pull rope 11 pulls the shell 6 to move at the bottom of the wastewater tank 1;

the shell 6 is pulled to move at the bottom of the wastewater tank 1 by pulling the pull rope 11.

Wherein, the four corners of the bottom of the shell 6 are provided with moving wheels 7;

the moving wheel 7 is arranged at the bottom of the shell 6, and the shell 6 is driven to move by the moving wheel 7.

Wherein, a solid trough 4 is arranged at the top of the clean water tank 3, and the plate-and-frame filter press 5 is communicated with the solid trough 4 through a pipeline;

the waste water filtered by the plate-and-frame filter press 5 becomes clear water and enters the clear water tank 3, solid materials formed by filtering in the plate-and-frame filter press 5 are sent into the solid material tank 4 through a pipeline, and the solid materials in the solid material tank 4 are cleaned by personnel.

Wherein the water pipe 12 moves synchronously with the movement of the housing 6;

the water pipe 12 moves synchronously with the movement of the housing 6.

Working principle: the outside waste water pipe 12 corresponds waste water pond 1 and is connected to detect liquid level in waste water pond 1 through teletransmission level gauge 2, place casing 6 in waste water pond 1 bottom, drive stirring leaf 13 through rotating motor 9 and rotate, make the cubic precipitate in waste water pond 1 bottom cracked, and in the cavity gets into basin 8 through the cell body, and send into plate and frame filter press 5 through water pipe 12 by slush pump 10 suction, through stay cord 11 pulling casing 6 through removing wheel 7 and remove in waste water pond 1 bottom, waste water filtered by plate and frame filter press 5 becomes clear water and gets into clean water pond 3, the solid material that filters in the plate and frame filter press 5 forms is sent into solid silo 4 through the pipeline.

While the fundamental and principal features of the utility model and advantages of the utility model have been shown and described, it will be apparent to those skilled in the art that the utility model is not limited to the details of the foregoing exemplary embodiments, but may be embodied in other specific forms without departing from the spirit or essential characteristics thereof; the present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the utility model being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein.

Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a preprocessing device of catalyst waste water, includes waste water pond (1), clean water pond (3) and casing (6), remote transmission level gauge (2) are installed to waste water pond (1) inner wall bottom, there is plate and frame filter press (5) at clean water pond (3) top through the pipe connection, its characterized in that: casing (6) have been placed in waste water pond (1), cavity has been seted up to casing (6) bottom, rotation motor (9) are installed at casing (6) inside top, rotation motor (9) bottom is connected with stirring leaf (13), the cavity is connected with basin (8) through the hole body, basin (8) intercommunication has slush pump (10), slush pump (10) right-hand member is connected with water pipe (12), water pipe (12) are connected corresponding plate-and-frame filter press (5).

2. The pretreatment device for wastewater from catalyst production according to claim 1, wherein: the rear end of the shell (6) is tied with a pull rope (11), and the pull rope (11) pulls the shell (6) to move at the bottom of the wastewater tank (1).

3. The pretreatment device for wastewater from catalyst production according to claim 1, wherein: and moving wheels (7) are arranged at four corners of the bottom of the shell (6).

4. The pretreatment device for wastewater from catalyst production according to claim 1, wherein: the top of the clean water tank (3) is provided with a solid trough (4), and the plate-and-frame filter press (5) is communicated with the solid trough (4) through a pipeline.

5. The pretreatment device for wastewater from catalyst production according to claim 2, wherein: the water pipe (12) moves synchronously with the movement of the shell (6).