CN220432479U

CN220432479U - Coking wastewater precipitation device

Info

Publication number: CN220432479U
Application number: CN202321958004.1U
Authority: CN
Inventors: 王崇璞; 次新波; 史文军; 刘江红; 张欢; 邢世玉; 王亚茹
Original assignee: Hebei Tengjiao Water Treatment Technology Co ltd
Current assignee: Hebei Tengjiao Water Treatment Technology Co ltd
Priority date: 2023-07-25
Filing date: 2023-07-25
Publication date: 2024-02-02
Anticipated expiration: 2033-07-25

Abstract

The utility model relates to a coking wastewater sedimentation device, which comprises a bottom plate, a bracket fixedly arranged on the top surface of the bottom plate, a sedimentation barrel arranged on the bottom plate, an aggregation bucket fixedly arranged at the bottom of the sedimentation barrel, and a stirring device communicated with one side of the sedimentation barrel; the sedimentation tank is in the support below, fixedly provided with the cylinder on the support, the tip of cylinder passes the top surface of support to be equipped with the fixed plate at its tip is fixed, be provided with filter equipment and imbibition device on the fixed plate, filter equipment slides and sets up in the sedimentation tank. In the utility model, sewage is stirred in a stirring device and fully mixed with a coagulant, and then introduced into a precipitation barrel for precipitation separation. The filtering device can run in the sedimentation barrel from top to bottom under the driving of the air cylinder to filter impurities in the sewage. The liquid sucking device can suck the precipitated sewage away from the sedimentation tank in the filtering process.

Description

Coking wastewater precipitation device

Technical Field

The utility model relates to the technical field of sewage treatment, in particular to a coking wastewater precipitation device.

Background

At present, coking wastewater has complex components, contains organic pollutants such as phenolic compounds, heterocyclic compounds containing nitrogen, sulfur and oxygen, polycyclic aromatic compounds, aliphatic compounds and the like, and is a typical wastewater which is difficult to biodegrade and contains aromatic compounds and heterocyclic compounds. In the process of treating coking wastewater, a sedimentation treatment is indispensable, and thus a sedimentation device is used. The sedimentation process is that coking wastewater is subjected to dosing, mixing and reaction to complete flocculation, and enters a sedimentation tank for mud-water separation.

When the existing device is used for filtering, floating impurities or fine floccules can exist in sewage, the sedimentation treatment effect is not good, and the quality of effluent water after wastewater sedimentation is affected.

Disclosure of Invention

The utility model aims to provide a coking wastewater precipitation device to solve the problem of poor coking wastewater precipitation effect in the prior art.

In order to achieve the above purpose, the technical scheme of the utility model is realized as follows:

a coking wastewater sedimentation device comprises a bottom plate, a bracket fixedly arranged on the top surface of the bottom plate, a sedimentation barrel arranged on the bottom plate, an aggregation bucket fixedly arranged at the bottom of the sedimentation barrel, and a stirring device communicated with one side of the sedimentation barrel; the sedimentation tank is in the support below, fixedly provided with the cylinder on the support, the tip of cylinder passes the top surface of support to be equipped with the fixed plate at its tip is fixed, be provided with filter equipment and imbibition device on the fixed plate, filter equipment slides and sets up in the sedimentation tank.

Further, the filtering device comprises a connecting part arranged on the fixed plate, a mounting frame arranged at the end part of the connecting part, and a filter plate arranged in the mounting frame;

the mounting frame is in sliding connection with the inner side wall of the sedimentation barrel.

Further, the liquid suction device comprises a hard tube fixedly arranged on the fixing plate, a liquid suction head communicated with the bottom end of the hard tube and a hose communicated with the top end of the hard tube;

the liquid suction head is arranged above the filter plate.

Further, the stirring device comprises a stirring barrel arranged on the bottom plate, a motor fixedly arranged at the top of the stirring barrel and a rotating rod rotatably arranged in the stirring barrel;

the top end of the rotating rod penetrates through the top of the stirring barrel and is fixedly connected with the end part of the motor; a plurality of striking parts are arranged on the side wall of the rotating rod.

Further, a valve is arranged at the bottom end of the gathering hopper.

Further, the device also comprises a cleaning device fixedly arranged in the sedimentation barrel;

the cleaning device comprises an annular pipe fixedly arranged at the connection position of the sedimentation barrel and the collecting hopper, a plurality of spray heads which are communicated with each other at intervals and arranged on the annular pipe, and a transfusion pipe which is communicated with the annular pipe;

one end of the infusion tube, which is far away from the annular tube, penetrates to the outer side of the sedimentation barrel and is communicated with the liquid storage container.

Further, a base is arranged at the bottom of the bottom plate.

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

in the utility model, the bottom plate plays a role in supporting the whole sedimentation device, sewage is fully mixed with coagulant in the stirring device, and then introduced into the sedimentation barrel for sedimentation separation. The filtering device can run in the sedimentation barrel from top to bottom under the driving of the air cylinder to filter impurities in the sewage. The liquid sucking device can suck the precipitated sewage away from the sedimentation tank in the filtering process. In addition, the fixing plate 301 plays a role in fixing the filtering device and the liquid suction device.

In the filtering device, the air cylinder can drive the installation frame to downwards operate, slowly enter the bottom of the sedimentation tank, filter impurities and flocs which are not precipitated in sewage to the bottom of the filter plate, and then send the impurities and flocs into the aggregation bucket.

In the liquid suction device, the liquid suction head is arranged above the filter plate, and the sewage above the liquid suction head is sucked along with downward filtration of the filter plate, so that the lowest content of impurities and floccules in the sucked sewage can be ensured, and meanwhile, the sewage is slowly sucked downwards, so that the sewage is prevented from being disturbed to a bottom precipitated impurity layer, and the sewage is prevented from being muddy.

Drawings

The accompanying drawings, which are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this specification, illustrate embodiments of the utility model and together with the description serve to explain the utility model. In the drawings:

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

FIG. 2 is a schematic view of the structure of the filtering device and the liquid suction device of the present utility model;

FIG. 3 is a schematic view of another view of the filter and wicking device of the present utility model;

FIG. 4 is a schematic view of a cleaning apparatus according to the present utility model;

FIG. 5 is a schematic view of the stirring device of the present utility model;

fig. 6 is a schematic view of the impact part mounting structure of the present utility model.

Reference numerals illustrate:

1. a bottom plate; 101. a base; 102. a bracket;

2. a precipitation barrel; 201. an aggregation bucket; 202. a communicating pipe; 203. a valve;

3. a cylinder; 301. a fixing plate; 302. a mounting frame; 303. a filter plate; 304. a connection part;

4. a hard tube; 401. a liquid suction head; 402. a hose;

5. an annular tube; 501. a spray head; 502. an infusion tube; 503. a liquid storage container;

6. a stirring barrel; 601. a liquid inlet pipe;

7. a motor; 701. a rotating lever; 702. a striking part.

Detailed Description

It should be noted that, without conflict, the embodiments of the present utility model and features of the embodiments may be combined with each other.

In the description of the present utility model, it should be noted that the azimuth or positional relationship indicated by the terms "upper", "lower", "inner", "back", etc. are based on the azimuth or positional relationship shown in the drawings, and are merely for convenience of describing the present utility model and simplifying the description, and do not indicate or imply that the apparatus or element referred to must have a specific azimuth, be constructed and operated in a specific azimuth, and thus should not be construed as limiting the present utility model. Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

Furthermore, in the description of the present utility model, the terms "mounted," "connected," and "connected," are to be construed broadly, unless otherwise specifically defined. For example, the connection can be fixed connection, detachable connection or integrated connection; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present utility model can be understood by those of ordinary skill in the art in combination with specific cases.

The present utility model will be described in detail below with reference to fig. 1 to 6 in conjunction with the embodiments.

In general, this embodiment discloses a coking wastewater precipitation device, which is mainly used for coking wastewater treatment. It should be understood that the settling flow of the coking wastewater is as follows: 1. firstly, the coagulant is prepared into a medicament with a certain concentration, and then the medicament is put into the sewage. 2. The sewage added with the coagulant is stirred and mixed to fully react, so that fine flocs are generated and then gradually flocculated into large flocs. 3. And (3) completing the flocculation process, and performing precipitation separation.

As shown in fig. 1 to 3, the sedimentation device of the present utility model comprises a bottom plate 1, a bracket 102 fixedly arranged on the top surface of the bottom plate 1, a sedimentation tank 2 arranged on the bottom plate 1, an aggregation bucket 201 fixedly arranged at the bottom of the sedimentation tank 2, and a stirring device communicated with one side of the sedimentation tank 2; the sedimentation tank 2 is arranged below the support 102, a cylinder 3 is fixedly arranged on the support 102, the end part of the cylinder 3 penetrates through the top surface of the support 102, a fixing plate 301 is fixedly arranged at the end part of the cylinder, a filtering device and a liquid suction device are arranged on the fixing plate 301, and the filtering device is slidably arranged in the sedimentation tank 2.

In this embodiment, the bottom plate 1 plays a role in supporting the whole sedimentation device, and sewage is introduced into the sedimentation tank 2 after being stirred in the stirring device and fully mixed with the coagulant, so as to carry out sedimentation separation. The filtering device can run in the sedimentation tank 2 from top to bottom under the driving of the air cylinder 3, and filters impurities in sewage. The liquid suction device can suck the precipitated sewage away from the sedimentation tank in the filtering process. In addition, the fixing plate 301 plays a role in fixing the filtering means and the suction means so that it operates in synchronization with the cylinder 3.

As shown in fig. 1 to 4, the filtering device includes a connecting portion 304 fixedly welded to a fixing plate 301, a mounting frame 302 fixedly disposed at an end portion of the connecting portion 304, and a filter plate 303 detachably disposed in the mounting frame 302, wherein the mounting frame 302 is slidably connected with an inner side wall of the precipitation tank 2.

In this embodiment, the connection portion 304 has a function of connecting the mounting frame 302 and the fixing plate 301, specifically, the connection portion 304 is obliquely connected between the mounting frame 302 and the fixing plate 301 and fixedly connected with the side wall of the fixing plate 301, preferably two connection portions 304 are provided, respectively on both sides of the fixing plate 301, to place the mounting frame 302 under the fixing plate 301. The filter sheet 303 is made of honeycomb activated carbon filter cotton.

In the specific implementation, most of impurities and coagulated flocs are precipitated to the bottom after sewage enters the precipitation bucket 2 and is statically precipitated for a period of time. The air cylinder 3 drives the mounting frame 302 to operate downwards, slowly enters the bottom of the sedimentation tank, filters impurities and flocs which are not precipitated in the sewage to the bottom of the filter plate 303, and then sends the filtered impurities and flocs into the aggregation bucket 201. In addition, the suction device sucks the sewage above the filter plate 303 while the cylinder 3 slowly drives the filter plate 303 downward, and transfers the sewage to a subsequent treatment device.

As shown in fig. 2 and 3, the liquid sucking device includes a hard tube 4 fixedly disposed on a fixing plate 301, a liquid sucking head 401 communicated with the bottom end of the hard tube 4, and a hose 402 communicated with the top end of the hard tube 4, wherein the liquid sucking head 401 is disposed above a filter plate 303.

In this embodiment, the other end of the hose 402 is connected to a water pump, the sewage is sucked by the operation of the water pump, the hose 402 can change the bending degree along with the downward operation of the air cylinder 3, and the liquid suction head 401 is preferably a one-way valve.

In specific implementation, the liquid suction head 401 is above the filter plate 303, and sucks the sewage above along with downward filtration of the filter plate 303, so that the minimum content of impurities and flocs in the sucked sewage can be ensured, and meanwhile, the slow downward suction of the sewage can also prevent the sewage from being muddy due to disturbance of an impurity layer deposited at the bottom of the aggregation hopper.

As shown in fig. 5 and 6, the stirring device comprises a stirring barrel 6 arranged on a bottom plate 1, a motor 7 fixedly arranged at the top of the stirring barrel 6, and a rotating rod 701 rotatably arranged in the stirring barrel 6, wherein the top end of the rotating rod 701 passes through the top of the stirring barrel 6 and is fixedly connected with the end part of the motor 7 (the output end of a motor shaft); a plurality of striking parts 702 are provided on the side wall of the turn lever 701.

In this embodiment, the sewage enters the stirring tank 6 for chemical adding and stirring treatment, so that the sewage enters the stirring tank 6, the side part of the stirring tank 6 is communicated with the liquid inlet pipe 601, and the sewage can enter the stirring tank 6 through the liquid inlet pipe 601.

The striking part 701 is preferably a rectangular stainless steel sheet, and is fixedly welded on the rotating rod 701 in an inclined manner, in addition, the striking part 702 is arranged around the outer circumference of the rotating rod 701 at intervals to form a group of striking assemblies, and the outer circumference of the rotating rod 701 is provided with a plurality of groups of striking assemblies from top to bottom, so that the mixing effect of sewage and medicament can be increased when the rotating rod 701 rotates.

In specific implementation, as shown in fig. 1, after sewage enters the stirring barrel 6, the chemical is poured into the stirring barrel 6, then the stirring device is started, the motor 7 drives the rotating rod 701 to rotate, and the striking part 702 stirs the sewage, so that the sewage and the chemical are fully mixed. The stirring barrel 6 and the sedimentation barrel 2 can be communicated and connected through a communicating pipe 202, and a water pump or a water pump is arranged on the communicating pipe 202 to introduce the stirred sewage into the sedimentation barrel 2.

It should be noted that, as shown in fig. 4, after the precipitation in the precipitation tank 2, the impurities may enter the aggregation bucket 201, the aggregation bucket 201 is funnel-shaped, and when the filtering device filters from top to bottom, the filter plate 303 may finally stay above the aggregation bucket 201, so that the filtered impurities may enter the aggregation bucket 201. When the liquid suction device works, sewage above the collecting hopper 201 can be sucked away, and the sewage which is only deposited and filtered impurities and remains in the collecting hopper 201.

Based on the above arrangement, when the liquid suction device is finished, the valve 203 at the bottom end of the collecting bucket 201 can be opened, so that the sewage of the precipitated impurities in the collecting bucket 201 flows out for separate treatment.

When the sewage in the collection bucket 201 is discharged, impurities or coagulated flocs adhere to the inner side wall of the collection bucket 201 or the bottom of the filter plate 303, and in this embodiment, in order to facilitate rapid cleaning treatment of impurities or coagulated flocs on the inner side wall of the collection bucket 201 or the bottom of the filter plate 303, a cleaning device is disposed in the sedimentation tank 2.

Wherein, continue to combine the fig. 4 to show, belt cleaning device includes fixed setting up in sedimentation tank 2 and gathering fill 201 hooped ring pipe 5, interval intercommunication setting up shower nozzle 501 on ring pipe 5 and with the transfer line 502 of ring pipe 5 intercommunication, the one end that ring pipe 5 was kept away from to transfer line 502 wears to sedimentation tank 2's outside, with stock solution container 503 intercommunication.

In particular, the nozzle 501 may be provided with a part facing the inner wall of the collection hopper 201 and a part facing the upper filter plate 303, and a water pump may be mounted on the liquid pipe 502 to pump the liquid in the liquid storage container 503 into the annular pipe 5, and then the liquid is ejected from the nozzle 501 to perform a cleaning operation.

It should be further noted that, in order to facilitate the installation of the annular tube 5 inside the device, the annular tube 5 may be welded to the connection position between the sedimentation tank 2 and the collection hopper 201 following the contour of the sedimentation tank 2. To reduce the arrangement stroke of the infusion tube 502, a reservoir 503 may be placed on one side of the sedimentation tank 2.

In addition, as shown in fig. 1, the base 101 is fixedly installed on the bottom of the bottom plate 1, so that the installation height of the whole sedimentation device can be increased, and other sewage treatment steps can be matched conveniently.

The foregoing description of the preferred embodiments of the utility model is not intended to be limiting, but rather is intended to cover all modifications, equivalents, alternatives, and improvements that fall within the spirit and scope of the utility model.

Claims

1. A coking wastewater precipitation device is characterized in that: comprises a bottom plate (1), a bracket (102) fixedly arranged on the top surface of the bottom plate (1), a sedimentation barrel (2) arranged on the bottom plate (1), an aggregation bucket (201) fixedly arranged at the bottom of the sedimentation barrel (2), and a stirring device communicated with one side of the sedimentation barrel (2); the sedimentation tank (2) is in below support (102), fixedly provided with cylinder (3) on support (102), the tip of cylinder (3) passes the top surface of support (102) to be equipped with fixed plate (301) at its tip is fixed, be provided with filter equipment and imbibition device on fixed plate (301), filter equipment slides and sets up in sedimentation tank (2).

2. A coking wastewater precipitation apparatus according to claim 1, wherein:

the filtering device comprises a connecting part (304) arranged on the fixed plate (301), a mounting frame (302) arranged at the end part of the connecting part (304), and a filter plate (303) arranged in the mounting frame (302);

the mounting frame (302) is in sliding connection with the inner side wall of the sedimentation barrel (2).

3. A coking wastewater precipitation apparatus according to claim 2, wherein:

the liquid suction device comprises a hard tube (4) fixedly arranged on the fixing plate (301), a liquid suction head (401) communicated with the bottom end of the hard tube (4), and a hose (402) communicated with the top end of the hard tube (4);

the pipette head (401) is above the filter plate (303).

4. A coking wastewater precipitation apparatus according to claim 3, wherein:

the stirring device comprises a stirring barrel (6) arranged on the bottom plate (1), a motor (7) fixedly arranged at the top of the stirring barrel (6), and a rotating rod (701) rotatably arranged in the stirring barrel (6);

the top end of the rotating rod (701) passes through the top of the stirring barrel (6) and is fixedly connected with the end part of the motor (7); a plurality of striking parts (702) are arranged on the side wall of the rotating rod (701).

5. A coking wastewater precipitation apparatus according to claim 1, wherein:

the bottom end of the gathering hopper (201) is provided with a valve (203).

6. The coking wastewater precipitation device according to claim 5, wherein:

the device also comprises a cleaning device fixedly arranged in the sedimentation barrel (2);

the cleaning device comprises an annular pipe (5) fixedly arranged at the connecting position of the sedimentation barrel (2) and the collecting hopper (201), a plurality of spray heads (501) which are communicated with each other at intervals and arranged on the annular pipe (5), and a transfusion pipe (502) which is communicated with the annular pipe (5);

one end of the infusion tube (502) far away from the annular tube (5) penetrates to the outer side of the sedimentation barrel (2) and is communicated with the liquid storage container (503).

7. A coking wastewater precipitation apparatus according to claim 1, wherein:

the bottom of the bottom plate (1) is provided with a base (101).