CN217257312U

CN217257312U - Concrete sewage's recovery processing device

Info

Publication number: CN217257312U
Application number: CN202122322572.XU
Authority: CN
Inventors: 顾志刚; 王勤; 李小春; 毕国斌; 钱亚军; 陆俊; 乔宜; 曹礼刚; 王树红; 高俊
Original assignee: Jiangsu Huachen Concrete Co ltd
Current assignee: Jiangsu Huachen Concrete Co ltd
Priority date: 2021-09-25
Filing date: 2021-09-25
Publication date: 2022-08-23
Anticipated expiration: 2031-09-25

Abstract

The utility model discloses a concrete sewage's recovery processing device, sewage outlet (10) that are equipped with in sewage water storage knockout drum (2) teeter chamber (8) are linked together with sewage reservoir (9), be equipped with mixer (11) in teeter chamber (8), outlet I (12) of the lower part of sewage reservoir (9) are linked together through feed inlet (16) of pipeline III (14) and concrete production facility (15), outlet II (13) are linked together through pipeline IV (31) and sewage secondary treatment facility's import, be equipped with ooff valve II (19) between the import of sewage absorption pump (18) and outlet II (13), the export of sewage absorption pump (18) is linked together through pipeline IV (31) and sewage secondary treatment facility's import, sewage secondary treatment facility's clear water discharge port (20) are linked together with water inlet (24). The utility model discloses can retrieve sewage effectively and recycle, realize the zero release of sewage.

Description

Concrete sewage's recovery processing device

Technical Field

The utility model relates to a concrete sewage's recovery processing device.

Background

At present can produce a large amount of concrete sewage in concrete production process or at concrete truck cleaning process, these sewage can not directly discharge, can the polluted environment after directly discharging, consequently need carry out effective sewage treatment, present sewage generally adopts and directly inputs stirring treatment in sewage treatment device and is used for concrete production once more, but this kind of equipment makes the concentration of fly ash and cement in the sewage suddenly high or suddenly low after the stirring, if fly ash and cement concentration in the sewage exceed 4%, then the sewage after this stirring treatment can produce the influence to the production quality of concrete when being used for concrete production, consequently need add water outward and dilute sewage, the water storage tank volume of the agitated vessel that can make like this increases, the structure is complicated, sewage treatment's degree of difficulty greatly increased.

Disclosure of Invention

The utility model provides a concrete sewage's recovery processing device, it is simple structure not only, can retrieve sewage moreover effectively and recycle, realizes the zero release of sewage.

The utility model adopts the following technical scheme: a concrete sewage recovery treatment device mainly comprises a sand-stone separator, a sewage storage separation tank and a sewage secondary treatment device, wherein a sewage discharge port I is communicated with an inlet of the sand-stone separator through a pipeline I, a sewage discharge port II of the sand-stone separator is communicated with a sewage inlet of the sewage storage separation tank through a pipeline II, a cavity of the sewage storage separation tank is divided into a stirring chamber and a sewage storage chamber from top to bottom, a sewage outlet is arranged in the stirring chamber and communicated with the sewage storage chamber, a stirring machine is arranged in the stirring chamber, a water outlet I and a water outlet II are arranged at the lower part of the sewage storage chamber, the water outlet I is communicated with a feed inlet of a concrete production device through a pipeline III, one end of the pipeline III is communicated with the sewage storage chamber through the water outlet I, a switch valve I is arranged between one end of the pipeline III and the water outlet I, and the other end of the pipeline III is communicated with the feed inlet of the concrete production device, the water outlet II is communicated with an inlet of the sewage secondary treatment equipment through a pipeline IV, a sewage absorption pump is arranged on the pipeline IV, an inlet of the sewage absorption pump is communicated with a sewage storage chamber through the water outlet II, a switch valve II is arranged between the inlet of the sewage absorption pump and the water outlet II, an outlet of the sewage absorption pump is communicated with an inlet of the sewage secondary treatment equipment through a pipeline IV, a clean water discharge port of the sewage secondary treatment equipment is communicated with an inlet of a clean water tank through a pipeline V, an outlet of the clean water tank is communicated with a water inlet arranged on the sewage storage chamber through a pipeline VI, a drainage pump is arranged on the pipeline VI, a slurry discharge port of the sewage secondary treatment equipment is directly communicated with a slurry storage tank, when the sewage is stirred, the sewage is discharged into the sewage storage chamber, the sewage of the sewage storage chamber is detected, and when the sewage of the sewage storage chamber does not exceed the standard, the switch valve I is opened, in concrete production facility was discharged to the direct feed inlet through concrete production facility of sewage, when the sewage in sewage storeroom exceeded standard, opened ooff valve II, started sewage absorption pump, sewage absorption pump was gone into sewage secondary treatment equipment with the sewage pump that exceeds standard and is carried out the retreatment back in, and the clear water after the secondary treatment is gone into through the drain pump and is used once more in going into the sewage storeroom, and the mud that produces behind the secondary treatment is discharged into in the mud storage pond.

The sewage absorption pump is set as a high-pressure pump. The switch valve I is set to be an electromagnetic valve. And the switch valve II is set as an electromagnetic valve. The outside of sewage storeroom be equipped with the drawing liquid mouth, the drawing liquid mouth slant sets up, when needs drawing liquid, has inserted the honeycomb duct in the drawing liquid mouth and draws forth, when not needing the drawing liquid, closes the drawing liquid mouth. The sewage secondary treatment equipment is set as a filter press, a slurry discharge port and a clear water discharge port are positioned at an outlet of the filter press, a sewage absorption pump pumps sewage which exceeds the standard into the filter press and separates the sewage into slurry and clear water after the sewage is treated by a pressing mechanism and a filtering mechanism of the filter press, the slurry is stored and recycled after being discharged through the slurry discharge port, and the clear water is discharged into a clear water tank through the clear water discharge port. The filter press is higher than the lower sewage storage chamber. The filter press is a belt filter press, a plate-and-frame filter press, a box-type filter press or a vertical filter press.

The utility model discloses following beneficial effect has: after the technical scheme is adopted, the utility model discloses not only simple structure can retrieve sewage moreover effectively and recycle, realizes the zero release of sewage. The utility model can fully stir water and mud in sewage to prevent mud in the sewage from generating, the sewage of the utility model can realize two treatment modes, when the concentration of mud (mainly fly ash and cement) in the sewage is less than 4 percent, the sewage can be directly discharged into concrete production equipment for recycling, thus the using amount of fly ash can be saved in the concrete production, thereby greatly saving production cost, when the concentration of mud (mainly fly ash and cement) in the sewage is more than 4 percent, the sewage can not be directly used for concrete production, the utility model can treat the sewage, and can separate mud and water, recycle and recycle the sewage through a filter press, after the treatment, the utility model can realize sewage treatment, recycling and recycling in the concrete production process, not only realize effective treatment of the sewage, the pollution to the environment after the sewage discharge is avoided, and the ecology is destroyed, so that the real zero discharge of the sewage is realized, the sewage is recycled, and the production cost is greatly saved. The utility model discloses the placing of pressure filter is highly higher than lower part sewage storeroom, can carry out the emission after sewage treatment and the processing by the pressure filter like this. The utility model discloses ooff valve I sets up to the solenoid valve, and ooff valve II sets up to the solenoid valve, and the control of being convenient for like this improves production efficiency. The utility model discloses the outside of sewage storeroom is equipped with the drawing liquid mouth, and drawing liquid mouth slant sets up, and when needs drawing liquid, it draws forth to insert the honeycomb duct in the drawing liquid mouth, when not needing the drawing liquid, closes the drawing liquid mouth, can be convenient for like this the detection of sampling liquid.

Drawings

Fig. 1 is a schematic structural diagram of the present invention.

Detailed Description

In figure 1, the utility model provides a concrete sewage recovery processing device, which mainly comprises a sand-stone separator 1, a sewage storage separation tank 2 and a sewage secondary processing device, wherein a sewage discharge port I3 is communicated with an inlet of the sand-stone separator 1 through a pipeline I4, a sewage discharge port II 5 of the sand-stone separator 1 is communicated with a sewage inlet 7 of the sewage storage separation tank 2 through a pipeline II 6, a cavity of the sewage storage separation tank 2 is divided into a stirring chamber 8 and a sewage storage chamber 9 from top to bottom, a sewage outlet 10 is arranged in the stirring chamber 8 and is communicated with the sewage storage chamber 9, a stirrer 11 is arranged in the stirring chamber 8, a water discharge port I12 and a water discharge port II 13 are arranged at the lower part of the sewage storage chamber 9, the water discharge port I12 is communicated with a feed inlet 16 of a concrete production device 15 through a pipeline III 14, one end of the pipeline III 14 is communicated with the sewage storage chamber 9 through the water discharge port I12, a switch valve I17 is arranged between one end of a pipeline III 14 and a water outlet I12, the switch valve I17 is set to be an electromagnetic valve, the other end of the pipeline III 14 is communicated with a feed inlet 16 of concrete production equipment 15, the water outlet II 13 is communicated with an inlet of sewage secondary treatment equipment through a pipeline IV 31, a sewage absorption pump 18 is arranged on the pipeline IV 31, the inlet of the sewage absorption pump 18 is communicated with a sewage storage chamber 9 through the water outlet II 13, a switch valve II 19 is arranged between the inlet of the sewage absorption pump 18 and the water outlet II 13, the switch valve II 19 is set to be an electromagnetic valve, the outlet of the sewage absorption pump 18 is communicated with the inlet of the sewage secondary treatment equipment through a pipeline IV 31, the sewage absorption pump 18 is set to be a high-pressure pump, a clean water discharge port 20 of the sewage secondary treatment equipment is communicated with the inlet of a clean water tank 22 through a pipeline V21, the outlet of the clean water tank 22 is communicated with a water inlet 24 arranged on the sewage storage chamber 9 through a pipeline VI 23, the pipeline VI 23 is provided with a drainage pump 25, a slurry discharge port 26 of the sewage secondary treatment equipment is directly communicated with a slurry storage pool 27, the outside of the sewage storage pool 9 is provided with a liquid pumping port 28, the liquid pumping port 28 is obliquely arranged, when liquid pumping is needed, a guide pipe 29 is inserted into the liquid pumping port 28 to be led out, and when liquid pumping is not needed, the liquid pumping port 28 is closed. The utility model discloses a sewage secondary treatment equipment sets up to pressure filter 30, mud discharge port 26 and clear water discharge port 20 are located the exit of pressure filter 30, sewage absorption pump 18 will exceed standard sewage pump go into in the pressure filter 30 through the hold-down mechanism of pressure filter 30 handle with filtering mechanism and separate into mud and clear water with sewage after handling, mud stores up and recycles through mud discharge port 26 after discharging, the clear water is discharged into in clear water tank 22 through clear water discharge port 20, pressure filter 30 places highly to be higher than lower part sewage storeroom, pressure filter 30 is the belt filter press, the plate and frame pressure filter, box filter press or vertical pressure filter, the pressure filter 30 of this embodiment adopts the belt pressure filter.

The utility model discloses a use method does: the concrete production equipment 15 or after the sewage containing gravels and stones discharged from a sewage discharge port I3 of a concrete transport vehicle is separated from the sewage by a gravels separator 1, the sewage is discharged into a stirring chamber 8 of a sewage storage and separation tank 2, the water and slurry in the sewage are stirred by a stirrer 11 to prevent the generation of precipitates, when the sewage is discharged into a sewage storage chamber 9 after being stirred, the sewage in the sewage storage chamber 9 needs to be subjected to liquid pumping detection, when the liquid pumping is needed, a flow guide pipe 29 is inserted into a liquid pumping port 28 to lead out the liquid of the sewage, the sewage in the sewage storage chamber 9 is detected, when the sewage in the sewage storage chamber 9 is not over standard, namely the concentration of mud (mainly coal ash and cement) in the sewage is less than 4 percent, a switch valve I17 is opened, and the sewage is directly discharged into the concrete production equipment 15 through a feed inlet 16 of the concrete production equipment 15, when sewage storage chamber 9's sewage exceeds standard, when the mud (mainly fly ash and cement) concentration in the sewage is greater than 4%, open switch valve II 19, start sewage absorption pump 18, sewage absorption pump 18 will exceed standard goes into the pressure filter 30 in and carries out the retreatment back, the clear water after compressing mechanism handles and filtering mechanism handles is gone into through drain pump 25 pump and is carried out reuse in going into sewage storage chamber 9, dilute the sewage in sewage storage chamber 9, the mud that produces behind the retreatment is discharged into in mud storage tank 27, sewage process the utility model discloses can realize the sewage zero release after the equipment treatment.

Claims

1. A concrete sewage recovery treatment device is characterized by mainly comprising a sand-stone separator (1), a sewage water storage separation tank (2) and a sewage secondary treatment device, wherein a sewage discharge port I (3) is communicated with an inlet of the sand-stone separator (1) through a pipeline I (4), a sewage discharge port II (5) of the sand-stone separator (1) is communicated with a sewage inlet (7) of the sewage water storage separation tank (2) through a pipeline II (6), a cavity of the sewage water storage separation tank (2) is divided into a stirring chamber (8) and a sewage storage chamber (9) from top to bottom, a sewage outlet (10) is arranged in the stirring chamber (8) and communicated with the sewage storage chamber (9), a stirrer (11) is arranged in the stirring chamber (8), a water outlet I (12) and a water outlet II (13) are arranged at the lower part of the sewage storage chamber (9), the water outlet I (12) is communicated with a feed inlet (16) of a concrete production device (15) through a pipeline III (14), one end of a pipeline III (14) is communicated with a sewage storage chamber (9) through a water discharge port I (12), a switch valve I (17) is arranged between one end of the pipeline III (14) and the water discharge port I (12), the other end of the pipeline III (14) is communicated with a feed inlet (16) of concrete production equipment (15), a water discharge port II (13) is communicated with an inlet of sewage secondary treatment equipment through a pipeline IV (31), a sewage absorption pump (18) is arranged on the pipeline IV (31), an inlet of the sewage absorption pump (18) is communicated with the sewage storage chamber (9) through a water discharge port II (13), a switch valve II (19) is arranged between an inlet of the sewage absorption pump (18) and the water discharge port II (13), an outlet of the sewage absorption pump (18) is communicated with the inlet of the sewage secondary treatment equipment through the pipeline IV (31), a clear water discharge port (20) of the sewage secondary treatment equipment is communicated with an inlet of a clear water tank (22) through a pipeline V (21), an outlet of the clean water tank (22) is communicated with a water inlet (24) arranged on the sewage storage chamber (9) through a pipeline VI (23), a drainage pump (25) is arranged on the pipeline VI (23), a slurry discharge port (26) of the sewage secondary treatment equipment is directly communicated with a slurry storage tank (27), when the sewage is discharged into the sewage storage chamber (9) after being stirred, the sewage of the sewage storage chamber (9) is detected, when the sewage of the sewage storage chamber (9) is not over-standard, a switch valve I (17) is opened, the sewage is directly discharged into the concrete production equipment (15) through a feed inlet (16) of the concrete production equipment (15), when the sewage of the sewage storage chamber (9) is over-standard, a switch valve II (19) is opened, a sewage absorption pump (18) is started, and the sewage absorption pump (18) pumps the over-standard sewage into the sewage secondary treatment equipment for secondary treatment, the clean water after the secondary treatment is pumped into a sewage storage chamber (9) for reuse through a drainage pump (25), and the slurry generated after the secondary treatment is discharged into a slurry storage tank (27).

2. The concrete sewage recovery processing device according to claim 1, wherein said sewage absorbing pump (18) is provided as a high pressure pump.

3. The concrete sewage recovery processing device as claimed in claim 1, wherein said switch valve I (17) is configured as an electromagnetic valve.

4. The concrete sewage recovery processing device as claimed in claim 1, wherein said switch valve II (19) is configured as an electromagnetic valve.

5. The concrete sewage recovery processing device according to claim 1, wherein a liquid suction port (28) is provided outside the sewage storage chamber (9), the liquid suction port (28) is obliquely provided, a guide pipe (29) is inserted into the liquid suction port (28) to be led out when liquid suction is required, and the liquid suction port (28) is closed when liquid suction is not required.

6. The concrete sewage recycling device according to claim 1, wherein the sewage secondary treatment equipment is a filter press (30), the slurry discharge port (26) and the clear water discharge port (20) are located at the outlet of the filter press (30), the sewage absorption pump (18) pumps the sewage exceeding the standard into the filter press (30), the sewage is processed by the pressing mechanism and the filtering mechanism of the filter press (30) and then separated into slurry and clear water, the slurry is discharged through the slurry discharge port (26) and then stored for reuse, and the clear water is discharged through the clear water discharge port (20) into the clear water tank (22).

7. The concrete sewage recycling device according to claim 6, wherein said filter press (30) is disposed at a height higher than that of the lower sewage storage chamber.

8. The concrete sewage recovery processing device according to claim 6 or 7, wherein said filter press (30) is a belt filter press, a plate-and-frame filter press, a chamber filter press or a vertical filter press.