CN214389218U

CN214389218U - Concrete wastewater recycling system for mixing plant

Info

Publication number: CN214389218U
Application number: CN202023228684.0U
Authority: CN
Inventors: 陈祝磊; 竹显红; 马小卫
Original assignee: Xinyang Yiconcrete New Building Materials Co ltd
Current assignee: Xinyang Yiconcrete New Building Materials Co ltd
Priority date: 2020-12-29
Filing date: 2020-12-29
Publication date: 2021-10-15
Anticipated expiration: 2030-12-29

Abstract

The utility model discloses a concrete wastewater recycling system for a mixing plant, which comprises a sedimentation tank and a filtering device arranged on the sedimentation tank; a sewage discharge pipeline is arranged at the lower part of the sedimentation tank; the filter device comprises two mounting plates fixed on the front and rear side walls of the sedimentation tank, and a first filter mechanism and a second filter mechanism which are arranged on the mounting plates and used for filtering stones and sand; the first filtering mechanism is arranged above the second filtering mechanism; a feeding cylinder is fixed on the mounting plate above the first filtering mechanism through a support rod; a stone collecting tank and a sand collecting tank are respectively arranged on the left side and the right side of the sedimentation tank; a plurality of water outlets are arranged on the rear side wall of the sedimentation tank at different heights, a water outlet pipe is connected to the water outlets, the other end of the water outlet pipe is placed in the clear water storage tank, and a valve is arranged on the water outlet pipe; the height of the lowest water outlet is higher than that of the clean water storage pool.

Description

Concrete wastewater recycling system for mixing plant

Technical Field

The utility model relates to a concrete waste water recovery technical field specifically is a concrete waste water cyclic utilization system for mixing plant.

Background

In the existing building construction engineering, the tank truck of the mixing plant needs to be thoroughly cleaned after producing concrete in consideration of the coagulation performance of the concrete, so that the continuous use can be ensured. When the mixer truck is cleaned, a certain amount of coarse aggregate is placed in the tank body to be smashed, then a large amount of clear water is placed to clean the tank, and a large amount of waste water is generated, and the waste water discharged by the mixer truck contains a large amount of stones, sand grains and cement paste. The prior treatment mode adopts a direct pouring treatment mode nearby because an integral complete set of sewage treatment system is not available, and the sewage is discharged into a receiving water body to greatly pollute resources such as riverbeds, downstream agriculture of rivers, land and the like. Therefore the utility model provides a concrete waste water cyclic utilization system for mixing plant.

SUMMERY OF THE UTILITY MODEL

To the not enough of prior art, the utility model provides a tank car washes effluent disposal system for concrete production both can handle waste water, can retrieve stone and sand in the waste water again.

In order to achieve the above purpose, the utility model adopts the following technical scheme: a concrete wastewater recycling system for a mixing plant comprises a sedimentation tank and a filtering device arranged on the sedimentation tank; a sewage discharge pipeline is arranged at the lower part of the sedimentation tank; the filter device comprises two mounting plates fixed on the front and rear side walls of the sedimentation tank, and a first filter mechanism and a second filter mechanism which are arranged on the mounting plates and used for filtering stones and sand; the first filtering mechanism is arranged above the second filtering mechanism; a feeding cylinder is fixed on the mounting plate above the first filtering mechanism through a support rod; a stone collecting tank and a sand collecting tank are respectively arranged on the left side and the right side of the sedimentation tank; a plurality of water outlets are arranged on the rear side wall of the sedimentation tank at different heights, a water outlet pipe is connected to the water outlets, the other end of the water outlet pipe is placed in the clear water storage tank, and a valve is arranged on the water outlet pipe; the height of the lowest water outlet is higher than that of the clean water storage pool.

Furthermore, the first filtering mechanism and the second filtering mechanism respectively comprise two rollers arranged on the left side and the right side of the mounting plate, a filtering mesh belt sleeved outside the two rollers, and a rotating motor arranged behind the mounting plate; the two rollers are in transmission connection through the filter mesh belt; the rollers are rotatably connected with the mounting plate; the central shaft of the left roller extends to the rear side of the mounting plate and is in transmission connection with the output shaft of the rotating motor through a belt; the aperture of the filter mesh belt in the first filter mechanism is larger than that of the filter mesh belt in the second filter mechanism; the motor in the first filter mechanism turns in a direction opposite to that of the motor in the first filter mechanism.

Furthermore, a driving chamber is arranged below the sedimentation tank, a stirring motor is arranged in the driving chamber, and the output end of the stirring motor penetrates through the bottom plate of the sedimentation tank and is rotationally connected with a stirring mechanism arranged in the sedimentation tank;

furthermore, a first material guide plate is arranged at the lower left of the first filtering mechanism, the first material guide plate is fixed on the mounting plate through a connecting column, the upper end of the first material guide plate is abutted against the filtering mesh belt of the first filtering mechanism, and the lower end of the first material guide plate extends to the upper part of the stone collecting pool; the right side below of second filtering mechanism is provided with the second stock guide, the second stock guide passes through the spliced pole to be fixed on the mounting panel, and its upper end with the filter mesh belt butt of second filtering mechanism, its lower extreme extends to the top of grit collecting pit.

Furthermore, flexible frames are fixed at the edges of two sides of the filter mesh belt, and the thickness of each flexible frame is larger than that of the filter mesh belt.

The utility model has the advantages that: 1. the utility model is provided with the first filtering mechanism and the second filtering mechanism, which can realize the sorting and recovery of stones and sands in the wastewater;

2. the utility model discloses be provided with the sedimentation tank and can deposit the water after filtering, owing to be provided with a plurality of delivery ports that are located co-altitude on the back lateral wall of sedimentation tank, consequently can be according to the height of the waste residue that the aquatic depositd, select to open the valve on the suitable outlet pipe and discharge upper clear water to the clear water storage pool for use.

3. The utility model discloses a first filtering mechanism and second filtering mechanism can transport the stone collecting pit and the sand collecting pit that correspond smoothly with the stone and the grit after filtering, the concentrated collection of the stone and the grit of being convenient for.

4. The utility model discloses be provided with first stock guide and second stock guide be convenient for stone and grit and fall into corresponding collecting tank, and because the upper end of first stock guide and second stock guide with the filter mesh belt butt can play the effect of scraping the material to filter screen plate, prevent filter mesh belt, especially filter mesh belt adhesion grit in the second filter equipment from causing the influence waste water to pierce through.

5. The utility model discloses a be provided with rabbling mechanism in the sedimentation tank, after the clear water in the sedimentation tank discharged, can start agitator motor, concentrate the waste residue from blow off pipe eduction gear and stack the processing, set up agitating unit and can prevent effectively that the waste residue from condensing and unable discharge in the sedimentation tank.

6. The utility model discloses an edge of filter mesh belt both sides is provided with flexible frame, and the thickness of this flexible frame is greater than filter mesh belt's thickness, consequently this flexible frame can play the effect of preventing the wearing and tearing mounting panel, also can play to have certain effect of stopping to the waste water on the filter mesh belt, prevents that it from overflowing to the sedimentation tank in filter mesh belt's both sides.

Drawings

FIG. 1 is a front view of the present invention;

FIG. 2 is a cross-sectional view of FIG. 1;

FIG. 3 is a schematic view of the structure of the present invention in the direction A-A;

FIG. 4 is a top view of FIG. 1;

fig. 5 is a left side view of the present invention.

Reference numerals: 1-a sedimentation tank; 2-a stone collecting tank; 3-a sand collection tank; 4-mounting a plate; 5-clear water storage pool; 6-a filter mesh belt; 7-a flexible frame; 8-water outlet pipe; 9-a rotating electrical machine; 10-a first material guide plate; 11-a second material guide plate; 12-a feed cylinder; 13-a drive chamber; 14-a stirring motor; 15-a stirring mechanism; 16-a water outlet; 17-a roller; 18-a sewage drain; 19-a second filtering mechanism; 20-a first filtering mechanism.

Detailed Description

The technical solution of the present invention will be further described with reference to the accompanying drawings and examples.

As shown in the attached fig. 1-5, a concrete wastewater recycling system for a mixing plant comprises a sedimentation tank 1 and a filtering device arranged on the sedimentation tank 1; a sewage discharge pipeline 18 is arranged at the lower part of the sedimentation tank 1; the filter device comprises two mounting plates 4 fixed on the front and rear side walls of the sedimentation tank 1, and a first filter mechanism 20 and a second filter mechanism 19 which are arranged on the mounting plates 4 and are used for filtering stone blocks and sand; the first filter mechanism 20 is arranged above the second filter mechanism 19; a feeding cylinder 12 is fixed on the mounting plate 4 above the first filtering mechanism 20 through a support rod; a stone collecting tank 2 and a sand collecting tank 3 are respectively arranged on the left side and the right side of the sedimentation tank 1; a plurality of water outlets 16 are arranged on the rear side wall of the sedimentation tank 1 at different heights, a water outlet pipe 8 is connected to each water outlet 16, the other end of each water outlet pipe 8 is placed in the clean water storage tank 5, and a valve is arranged on each water outlet pipe 8; the lowest water outlet 16 is higher than the clear water reservoir 5.

The first filtering mechanism 20 and the second filtering mechanism 19 both comprise two rollers 17 respectively arranged at the left side and the right side of the mounting plate 4, a filtering mesh belt 6 sleeved outside the two rollers 17, and a rotating motor 9 arranged at the rear part of the mounting plate 4; the two rollers 17 are in transmission connection through the filter mesh belt 6; the edges of two sides of the filter mesh belt 6 are respectively fixed with a flexible frame 7, the thickness of the flexible frame 7 is larger than that of the filter mesh belt 6, and the rollers 17 are rotatably connected with the mounting plate 4; the central shafts of the left rollers 17 extend to the rear side of the mounting plate 4 and are in transmission connection with the output shaft of the rotating motor 9 through a belt; the aperture of the filter mesh belt 6 in the first filter mechanism 20 is larger than that of the filter mesh belt 6 in the second filter mechanism 19; the rotation direction of the rotating electric machine 9 in the first filter mechanism 20 is opposite to the rotation direction of the rotating electric machine 9 in the second filter mechanism 19. A first material guide plate 10 is arranged at the lower left of the first filtering mechanism 20, the first material guide plate 10 is fixed on the mounting plate 4 through a connecting column, the upper end of the first material guide plate is abutted against the filtering mesh belt 6 in the first filtering mechanism 20, and the lower end of the first material guide plate extends to the upper part of the stone collecting pool 2; the right lower side of the second filtering mechanism 19 is provided with a second material guide plate 11, the second material guide plate 11 is fixed on the mounting plate 4 through a connecting column, the upper end of the second material guide plate is abutted against the filtering mesh belt 6 in the second filtering mechanism 19, and the lower end of the second material guide plate extends to the upper side of the sand collecting pool 3.

A driving chamber 13 is arranged below the sedimentation tank 1, a stirring motor 14 is arranged in the driving chamber 13, and the output end of the stirring motor 14 penetrates through the bottom plate of the sedimentation tank 1 and is rotatably connected with a stirring mechanism 15 arranged in the sedimentation tank 1.

The working process is as follows: the wastewater enters a filter screen belt of a first filter mechanism from a feeding cylinder, and large-particle stones are intercepted on the filter screen belt due to the large aperture of the filter screen belt of the first filter mechanism, and then fall into a first guide plate along with the transmission of the filter screen belt and then fall into a stone collecting pool; the waste water, the sand, the cement and the like with smaller sizes directly fall into the second filtering mechanism, the aperture of the filtering mesh belt at the position is smaller, so that the sand is intercepted on the filtering mesh belt of the second filtering mechanism, then falls into the second guide plate and then falls into the sand collecting tank, and the water, the cement and the like with smaller particles fall into the sedimentation tank; after the waste water in the sedimentation tank is automatically deposited for a period of time and layering is formed, a water outlet pipe with a proper height is selected to be opened, and clear water is discharged into a clear water storage tank by utilizing potential energy difference. After the clear water is discharged, the stirring motor is started to prevent waste residues from being condensed, and the waste residues are discharged from the sewage discharge pipeline to the sedimentation tank and then are centrally stockpiled.

The above description is only exemplary of the present invention and should not be taken as limiting the scope of the present invention, as any modifications, equivalents, improvements and the like made within the spirit and principles of the present invention are intended to be included within the scope of the present invention.

Claims

1. The utility model provides a concrete waste water cyclic utilization system for stirring station which characterized in that: comprises a sedimentation tank (1) and a filtering device arranged on the sedimentation tank (1); a sewage discharge pipeline (18) is arranged at the lower part of the sedimentation tank (1); the filter device comprises two mounting plates (4) fixed on the front and rear side walls of the sedimentation tank (1), and a first filter mechanism (20) and a second filter mechanism (19) which are arranged on the mounting plates (4) and used for filtering stone blocks and sand; the first filter mechanism (20) is arranged above the second filter mechanism (19); a feeding cylinder (12) is fixed on the mounting plate (4) above the first filtering mechanism (20) through a support rod; a stone collecting tank (2) and a sand collecting tank (3) are respectively arranged on the left side and the right side of the sedimentation tank (1); a plurality of water outlets (16) are arranged on the rear side wall of the sedimentation tank (1) at different heights, a water outlet pipe (8) is connected to each water outlet (16), the other end of each water outlet pipe (8) is placed in the clean water storage tank (5), and a valve is arranged on each water outlet pipe (8); the lowest water outlet (16) is higher than the clear water storage pool (5).

2. The concrete wastewater recycling system for the mixing plant according to claim 1, wherein: the first filtering mechanism (20) and the second filtering mechanism (19) respectively comprise two rollers (17) arranged on the left side and the right side of the mounting plate (4), a filtering mesh belt (6) sleeved outside the two rollers (17), and a rotating motor (9) arranged behind the mounting plate (4); the two rollers (17) are in transmission connection through the filter mesh belt (6); the rollers (17) are rotatably connected with the mounting plate (4); the central shaft of the left roller (17) extends to the rear side of the mounting plate (4) and is in transmission connection with the output shaft of the rotating motor (9) through a belt; the aperture of the filter mesh belt (6) in the first filter mechanism (20) is larger than that of the filter mesh belt (6) in the second filter mechanism (19); the direction of rotation of the rotating electrical machine (9) in the first filter means (20) is opposite to the direction of rotation of the rotating electrical machine (9) in the second filter means (19).

3. The concrete wastewater recycling system for the mixing plant according to claim 1, wherein: the device is characterized in that a driving chamber (13) is arranged below the sedimentation tank (1), a stirring motor (14) is arranged in the driving chamber (13), and the output end of the stirring motor (14) penetrates through the bottom plate of the sedimentation tank (1) and is rotatably connected with a stirring mechanism (15) arranged in the sedimentation tank (1).

4. The concrete wastewater recycling system for the mixing plant according to claim 2, wherein: a first material guide plate (10) is arranged at the lower left of the first filtering mechanism (20), the first material guide plate (10) is fixed on the mounting plate (4) through a connecting column, the upper end of the first material guide plate is abutted against a filtering mesh belt (6) in the first filtering mechanism (20), and the lower end of the first material guide plate extends to the upper part of the stone collecting pool (2); the right side below of second filtering mechanism (19) is provided with second stock guide (11), second stock guide (11) are fixed on mounting panel (4) through the spliced pole, and its upper end with filter mesh belt (6) butt in second filtering mechanism (19), its lower extreme extends to the top of grit collecting pit (3).

5. The concrete wastewater recycling system for the mixing plant according to claim 4, wherein: and flexible frames (7) are fixed at the edges of two sides of the filter mesh belt (6), and the thickness of each flexible frame (7) is greater than that of the filter mesh belt (6).