CN211419845U

CN211419845U - Sand washing wastewater high-efficiency treatment device

Info

Publication number: CN211419845U
Application number: CN201922253331.7U
Authority: CN
Inventors: 薛文生; 李东泽; 郭勇; 杨隆昌
Original assignee: Huizhou Shuangdong Industry Co ltd; Nanchang Kerui Mining Machinery Co ltd
Current assignee: Huizhou Shuangdong Industry Co ltd; Nanchang Kerui Mining Machinery Co ltd
Priority date: 2019-12-16
Filing date: 2019-12-16
Publication date: 2020-09-04
Anticipated expiration: 2029-12-16

Abstract

The utility model discloses a high-efficiency treatment device for sand washing wastewater, which comprises a sand storage tank and a wastewater treatment tank, wherein a sedimentation tank is arranged inside the wastewater treatment tank, active carbon isolation filter screens are arranged on both sides of the sedimentation tank, a clean water tank is arranged on one side of the wastewater treatment tank, a wastewater tank is arranged on the other side of the wastewater treatment tank, a third suction pump is arranged inside the wastewater tank, sand washing equipment is arranged on one side of the sand storage tank, a circulating water pump is arranged on one side of the sand washing equipment and sucks sand stones in the sand storage tank into the sand washing equipment through the suction pump, the circulating water pump extracts clean water in the clean water tank to clean the sand stones in the sand washing equipment, generated wastewater is firstly precipitated in a primary sand sedimentation tank, then upper liquid and a small amount of sludge are pumped into the wastewater tank through a second suction pump, and a large amount of sludge and a small amount of wastewater on the lower layer are directly discharged into a sludge concentration tank, the wastewater is treated in a layered manner, so that the wastewater treatment efficiency and quality are greatly improved.

Description

Sand washing wastewater high-efficiency treatment device

Technical Field

The utility model relates to a sand washing wastewater treatment technical field especially relates to a sand washing wastewater high efficiency treatment device.

Background

The sand washing wastewater refers to wastewater generated in sand washing in the production process of sand washing production enterprises. The sandstone is one of basic materials of buildings, is used as a main raw material of concrete, plays a role in framework and support in buildings, and has an indispensable position in national construction. However, a large amount of high-turbidity sand washing wastewater is generated in the sand separation process, the main pollutants of the high-turbidity sand washing wastewater are silt suspended matters, the mass concentration of the silt suspended matters is usually 6% -12%, the suspended matters are very fine in granularity and slow in sedimentation, and direct discharge can cause water pollution, water and soil loss, river channel silting, municipal facilities damage and the like. The prior sand washing field generally adopts a natural sedimentation method of a sedimentation tank, sand washing wastewater is discharged after being subjected to primary treatment, and the sand washing process has great requirements on water, more mud and sand suspended matters exist in the sand washing wastewater, the sedimentation tank is large in scale, and the sedimentation effect is poor.

SUMMERY OF THE UTILITY MODEL

The to-be-solved technical problem of the utility model is to overcome current defect, provide a sand washing wastewater high efficiency processing device to solve above-mentioned problem.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a sand washing waste water high efficiency processing device, includes sand storage tank and waste water treatment tank, the inside sedimentation tank that is equipped with of waste water treatment tank, the sedimentation tank both sides all are equipped with active carbon isolation filter screen, waste water treatment tank one side is equipped with the clean water basin, waste water treatment tank opposite side is equipped with the wastewater disposal basin, the inside third dredge pump that is equipped with of wastewater disposal basin, sand storage tank one side is equipped with sand washing equipment, sand washing equipment one side is equipped with circulating water pump, circulating water pump one side is equipped with the second dredge pump, second dredge pump one side is equipped with elementary grit chamber, elementary grit chamber one side is equipped with sludge thickening tank, sludge thickening tank one side is equipped with first dredge pump, first dredge pump one side is equipped with the pressure filter, silt pressure filter one side is equipped with sludge drying equipment.

As the utility model discloses a preferred technical scheme, sand storage tank and washing equipment are through inhaling sand pump and pipe connection, and washing equipment, circulating water pump and clean water basin loop through the pipe connection.

As an optimal technical scheme of the utility model, sand washing equipment, elementary grit chamber, second suction dredge and wastewater disposal basin loop through the pipe connection.

As an optimal technical scheme of the utility model, elementary grit chamber, sludge thickening tank, first dredge pump and sedimentation tank loop through the pipe connection.

As an optimal technical scheme of the utility model, sludge thickening tank, silt pressure filter and sludge drying equipment loop through the pipe connection.

As the utility model discloses a preferred technical scheme, the sedimentation tank outlet passes through the pipe connection with the clean water basin, and the clean water basin water inlet passes through the pipeline to be connected with the third dredge pump, and the sedimentation tank surface is equipped with flocculation agent charge device.

Compared with the prior art, the beneficial effects of the utility model are that: the sand washing wastewater high-efficiency treatment device sucks sand stones in a sand storage tank into sand washing equipment through a sand suction pump, a circulating water pump extracts clean water in a clean water tank to clean the sand stones in the sand washing equipment, generated wastewater is firstly precipitated in a primary sand setting tank, then a second mud suction pump sucks upper-layer liquid and a small amount of sludge into a wastewater tank, a large amount of sludge and a small amount of wastewater in a lower layer are directly discharged into a sludge concentration tank, wastewater is treated in layers, the wastewater treatment efficiency and quality are greatly improved, a third mud suction pump sucks the wastewater into a precipitation tank to be subjected to chemical flocculation treatment, upper-layer clean water is discharged into the clean water tank, sludge in the lower layer is sucked into the sludge concentration tank through the first mud suction pump and is subjected to concentration treatment, sludge in the sludge concentration tank is sent into a silt filter press through a manual or mechanical pipeline to be further dehydrated, and then passes through sludge drying equipment, the activated carbon isolation filter screen can enable water to freely come in and go out, but can block silt, prevents that clean water basin and wastewater disposal basin party from overflowing to facilitate recovery processing, and structure scientific and reasonable, convenience safe in utilization provides very big help for people.

Drawings

The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description serve to explain the invention and not to limit the invention. In the drawings:

FIG. 1 is a schematic structural view of a sand-washing wastewater high-efficiency treatment device of the utility model;

FIG. 2 is a schematic view of a usage scenario of the sand washing wastewater high-efficiency treatment device of the present invention.

In the figure: 1. a sand storage tank; 2. sand washing equipment; 3. a primary grit chamber; 4. a sludge concentration tank; 5. a silt filter press; 6. a sludge drying apparatus; 7. a first dredge pump; 8. a second dredge pump; 9. a water circulating pump; 10. a clean water tank; 11. a sedimentation tank; 12. an active carbon isolation filter screen; 13. a third dredge pump; 14. a wastewater treatment tank; 15. a wastewater tank.

Detailed Description

The technical solution in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, rather than all embodiments, and all other embodiments obtained by a person of ordinary skill in the art without creative work belong to the protection scope of the present invention based on the embodiments of the present invention.

Referring to fig. 1, the present invention provides a technical solution: the utility model provides a sand washing waste water high efficiency processing apparatus, including storing up sand pond 1 and waste water treatment tank 14, waste water treatment tank 14 inside is equipped with sedimentation tank 11, sedimentation tank 11 both sides all are equipped with active carbon isolation filter screen 12, waste water treatment tank 14 one side is equipped with clean water basin 10, waste water treatment tank 14 opposite side is equipped with waste water basin 15, waste water basin 15 inside is equipped with third dredge pump 13, store up sand pond 1 one side and be equipped with sand washing equipment 2, sand washing equipment 2 one side is equipped with circulating water pump 9, circulating water pump 9 one side is equipped with second dredge pump 8, second dredge pump 8 one side is equipped with

primary grit chamber

3, 3 one side of primary grit chamber is equipped with sludge impoundment 4, 4 one side of sludge impoundment is equipped with

first dredge pump

7, 7 one side of first dredge pump is equipped with silt pressure filter 5, 5 one side of silt pressure filter is equipped with sludge drying equipment 6.

The utility model discloses, preferred, sand storage tank 1 and sand washing equipment 2 are through inhaling sand pump and pipe connection, and sand washing equipment 2, circulating water pump 9 and clean water basin 10 loop through the pipe connection.

The utility model discloses, preferred, sand washing equipment 2, elementary grit chamber 3, second suction dredge 8 and wastewater disposal basin 15 loop through the pipe connection.

The utility model discloses, preferred, elementary grit chamber 3, sludge thickening tank 4, first dredge pump 7 and sedimentation tank 11 loop through the pipe connection.

The utility model discloses, preferred, sludge thickening tank 4, silt pressure filter 5 and sludge drying equipment 6 loop through the pipe connection.

The utility model discloses, preferred, 11 outlet and clean water basin 10 of sedimentation tank pass through the pipe connection, and the clean water basin 10 water inlet passes through the pipeline to be connected with

third dredge pump

13, and 11 surfaces of sedimentation tank are equipped with flocculation agent charge device.

The specific principle is as follows: when the device is used, gravels in the sand storage tank 1 are sucked into the sand washing equipment 2 through the sand suction pump, clear water in the clear water tank 10 is pumped by the circulating water pump 9 to wash the gravels in the sand washing equipment 2, generated wastewater is firstly precipitated in the primary grit chamber 3, then upper-layer liquid and a small amount of sludge are pumped into the wastewater tank 15 through the second sludge suction pump 8, a large amount of sludge and a small amount of wastewater in the lower layer are directly discharged into the sludge concentration tank 4, the wastewater is pumped into the sedimentation tank 11 through the third sludge suction pump 13 to be treated by adding drugs and flocculation, upper-layer clear water is discharged into the clear water tank 10, sludge in the lower layer is pumped into the sludge concentration tank 4 through the first sludge suction pump 7 to be treated by concentration, sludge in the sludge concentration tank 4 is sent into the sediment filter press 5 through a pipeline for further dehydration through the sludge drying equipment 6 through a manual or mechanical pipeline, the recovery treatment is convenient, and the activated carbon isolation filter screen 12 can enable, but can block silt and prevent overflow of the clean water tank 10 and the wastewater tank 15.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications and variations can be made in the embodiments or in part of the technical features of the embodiments without departing from the spirit and the scope of the invention.

Claims

1. A high-efficiency sand washing wastewater treatment device comprises a sand storage tank (1) and a wastewater treatment tank (14), and is characterized in that a sedimentation tank (11) is arranged inside the wastewater treatment tank (14), activated carbon isolation filter screens (12) are arranged on both sides of the sedimentation tank (11), a clean water tank (10) is arranged on one side of the wastewater treatment tank (14), a wastewater tank (15) is arranged on the other side of the wastewater treatment tank (14), a third sludge suction pump (13) is arranged inside the wastewater tank (15), sand washing equipment (2) is arranged on one side of the sand storage tank (1), a circulating water pump (9) is arranged on one side of the sand washing equipment (2), a second sludge suction pump (8) is arranged on one side of the circulating water pump (9), a primary sand settling tank (3) is arranged on one side of the second sludge suction pump (8), a sludge concentration tank (4) is arranged on one side of the primary sand settling tank (3), sludge concentration pond (4) one side is equipped with first sludge suction pump (7), first sludge suction pump (7) one side is equipped with silt pressure filter (5), silt pressure filter (5) one side is equipped with sludge drying equipment (6).

2. The device for efficiently treating the sand washing wastewater according to claim 1, wherein the sand storage tank (1) and the sand washing equipment (2) are connected with a pipeline through a sand suction pump, and the sand washing equipment (2), the circulating water pump (9) and the clean water tank (10) are sequentially connected with the pipeline.

3. The high-efficiency sand washing wastewater treatment device according to claim 1, characterized in that the sand washing equipment (2), the primary grit chamber (3), the second suction dredge (8) and the wastewater tank (15) are sequentially connected through pipelines.

4. The device for efficiently treating the sand washing wastewater as claimed in claim 1, wherein the primary grit chamber (3), the sludge concentration tank (4), the first sludge suction pump (7) and the sedimentation tank (11) are sequentially connected through pipelines.

5. The efficient sand washing wastewater treatment device according to claim 1, wherein the sludge concentration tank (4), the sediment filter press (5) and the sludge drying equipment (6) are sequentially connected through a pipeline.

6. The device for efficiently treating the sand washing wastewater as claimed in claim 1, wherein a water outlet of the sedimentation tank (11) is connected with a clean water tank (10) through a pipeline, a water inlet of the clean water tank (10) is connected with a third sludge suction pump (13) through a pipeline, and a flocculating agent dosing device is arranged on the surface of the sedimentation tank (11).