CN219423939U

CN219423939U - Dry-wet separation device for concrete waste

Info

Publication number: CN219423939U
Application number: CN202223433387.9U
Authority: CN
Inventors: 段涛; 孙敬含; 高爱强; 高爱普; 张志伟; 张锡; 杨昆; 吴雪正
Original assignee: Hebei Construction Group Installation Engineering Co ltd
Current assignee: Hebei Construction Group Installation Engineering Co ltd
Priority date: 2022-12-21
Filing date: 2022-12-21
Publication date: 2023-07-28
Anticipated expiration: 2032-12-21

Abstract

The utility model discloses a concrete waste dry-wet separation device, which comprises a dry-wet separator, wherein the dry-wet separator comprises vehicle flushing equipment, a stirring screen, a slurry precipitation purification tank and a water recycling system, the vehicle flushing equipment, the stirring screen, the slurry precipitation purification tank and the water recycling system are all connected through pipelines, the vehicle flushing equipment comprises a water injection pipe, a water injection port of the water injection pipe is connected with a water pump, the stirring screen is arranged in a roller, the stirring screen comprises a roller screen, a speed reducer and a motor, and the motor is connected with the roller screen through the speed reducer; the slurry precipitation purification tank comprises a first precipitation tank, a second precipitation tank and a clear water reservoir; the first sedimentation tank, the second sedimentation tank and the clean water reservoir are all connected through overflow ports; the water recycling system comprises a water suction port. By adopting the structure, the utility model recycles the tailing of the concrete tank truck, thereby saving resources and protecting the environment.

Description

Dry-wet separation device for concrete waste

Technical Field

The utility model relates to the field of dry-wet separation, in particular to a dry-wet separation device for concrete waste.

Background

In recent years, the state of the present stage advocates the conservation consciousness of the whole society, the environmental protection consciousness, from small to personal 'CD action', 'conservation of travel', and large to 'energy conservation and emission reduction of enterprises', which reflects the improvement of the whole quality of the whole country and the society. Engineering construction is a serious problem of national and social resource use, so enterprises are required to improve the awareness of energy conservation and emission reduction, and concrete materials are analyzed from the project perspective, and are indispensable materials in the whole project construction process and the materials with the largest consumption.

In the current construction process, the requirements on the civilized construction of a construction site are higher and thinner, after the concrete material is unloaded by the on-site concrete tank truck in the engineering construction management process for years, the residual tail material of the concrete tank truck and the concrete tail material adhered on the discharge hopper are frequently washed to the roadside or the periphery of the construction site at will, namely, the construction site and the periphery environment are polluted, and certain resource waste is also caused.

Accordingly, there is a need to provide a dry and wet concrete waste separating device to solve the above problems.

Disclosure of Invention

The utility model aims to provide a dry-wet separation device for concrete waste, which can recycle the tail materials of a concrete tank truck, thereby protecting the environment and saving resources.

In order to achieve the above purpose, the utility model provides a dry-wet separation device for concrete waste, which comprises a vehicle flushing device, a stirring screen, a slurry precipitation purification tank and a water recycling system, wherein the vehicle flushing device, the stirring screen, the slurry precipitation purification tank and the water recycling system are all connected through pipelines, the vehicle flushing device comprises a water injection pipe, the top end of the water injection pipe is provided with a water injection port, a water pump is connected to the water injection port, the stirring screen is arranged in a roller, the stirring screen comprises a roller screen, a speed reducer and a motor, and the motor is connected with the roller screen through the speed reducer; the slurry precipitation purification tank comprises a first sedimentation tank, a second sedimentation tank and a clear water reservoir, and the first sedimentation tank, the second sedimentation tank and the clear water reservoir are sequentially connected through an overflow port; and a water sucking port is arranged in the water recycling system.

The washed wastewater and residue flow in the roller are treated with cement paste and coarse and fine aggregates respectively through low-speed rotation of a separator and internal screening; wherein the separating centrifuge has combined drum-type separation and spiral screening formula separation's characteristics, and the stirring principle of mixer is adopted to its screening system at core, and the cylinder is through low-speed rotation, and the stone is discharged the cylinder from helical blade through rotatory, and sand and sewage are discharged from the discharge gate, and discharge gate department sets up the sand isolation layer and collects the sand, and the sand and the stone after the collection can use as raw and other materials again.

Preferably, the top end of the roller is connected with a feed inlet, the bottom of the roller is connected with a discharge outlet, and sand filtering cotton is placed under the roller. The sand filtering cotton can separate the sewage from stones and sand by coarse materials.

Preferably, rolling screen holes are distributed on the rolling screen, and the first sedimentation tank is arranged right below the sand filtering cotton.

Preferably, the clean water reservoir is internally provided with the water suction port, and the water suction port and the water injection port are both arranged on the same pipeline. After the sewage passes through the first sedimentation tank and the second sedimentation tank, the sewage enters a clean water reservoir, clean water in the clean water reservoir is sucked from a water suction port and then is discharged from the water injection port through a water injection pipe, and the sewage is reused after being purified. After precipitation and filtration, the wastewater flows into a clean water tank and enters cleaning equipment through a water pump for recycling.

Preferably, the vehicle washing device is arranged in the car washing shed.

Preferably, the dry-wet separator is connected with the clean water reservoir. After sewage is separated each time, clean water can be directly introduced from the clean water reservoir for flushing, and the inside of the dry-wet separator is kept clean.

Therefore, the dry-wet separation device for the concrete waste with the structure has the following beneficial effects;

(1) The slurry precipitation purification tank and the water recycling system directly purify the slurry water and then carry out secondary utilization, thereby saving water resources.

(2) The dry-wet separator can separate sand and stones in the tank truck for secondary use.

(3) The device is simple, the electric energy is converted into kinetic energy through the motor, and the power consumption is low.

The technical scheme of the utility model is further described in detail through the drawings and the embodiments.

Drawings

FIG. 1 is a schematic diagram of the overall structure of a dry-wet separation device for concrete wastes;

reference is made to the accompanying drawings

1. Sand filtering cotton; 2. a motor; 3. a dry-wet separator; 4. a feed inlet; 5. a discharge port; 6. a water injection pipe; 7. a first sedimentation tank; 8. a water filling port; 9. an overflow port; 10. a pipe; 11. a second sedimentation tank; 12. a water suction port; 13. a clean water reservoir; 14. a vehicle flushing device; 15. and (5) washing the shed.

Detailed Description

The technical scheme of the utility model is further described below through the attached drawings and the embodiments.

Unless defined otherwise, technical or scientific terms used herein should be given the ordinary meaning as understood by one of ordinary skill in the art to which this utility model belongs. The terms "first," "second," and the like, as used herein, do not denote any order, quantity, or importance, but rather are used to distinguish one element from another. The word "comprising" or "comprises", and the like, means that elements or items preceding the word are included in the element or item listed after the word and equivalents thereof, but does not exclude other elements or items. The terms "connected" or "connected," and the like, are not limited to physical or mechanical connections, but may include electrical connections, whether direct or indirect. "upper", "lower", "left", "right", etc. are used merely to indicate relative positional relationships, which may also be changed when the absolute position of the object to be described is changed.

Examples

In the embodiment, the utility model provides a concrete waste dry-wet separation device, which comprises a dry-wet separator 3, wherein the dry-wet separator 3 comprises a vehicle flushing device 14, a stirring screen, a slurry precipitation purification tank and a water recycling system, the vehicle flushing device 14, the stirring screen, the slurry precipitation purification tank and the water recycling system are all connected through a pipeline 10, the vehicle flushing device 14 comprises a water injection pipe 6, the top end of the water injection pipe 6 is provided with a water injection port, a water pump is connected to the water injection port, the stirring screen is arranged in a roller, the stirring screen comprises a roller screen, a speed reducer and a motor 2, and the motor 2 is connected with the roller screen through the speed reducer; the slurry precipitation purification tank comprises a first precipitation tank 7, a second precipitation tank 11 and a clean water reservoir 13; the first sedimentation tank 7, the second sedimentation tank 11 and the clean water reservoir 13 are sequentially connected through the overflow port 9; a water suction port 12 is arranged in the water recycling system. The rolling screen holes are distributed on the rolling screen, and the first sedimentation tank 7 is arranged right below the sand filtering cotton 1. The vehicle washing apparatus 14 is disposed in a car wash 15.

The washed wastewater and residue flow in the roller are treated with cement paste and coarse and fine aggregates respectively through low-speed rotation of a separator and internal screening; the dry-wet separator 3 combines the characteristics of drum-type separation and spiral screening separation, the core screening system adopts the stirring principle of a stirrer, the drum rotates at a low speed, stones are discharged from the drum through the rotating spiral blades, sand and sewage are discharged from the discharge port 5, a sand isolation layer is arranged at the discharge port 5 to collect the sand, and the collected sand and stones can be used as raw materials again.

The top end of the roller is connected with a feed inlet 4, the bottom of the roller is connected with a discharge outlet 5, and sand filtering cotton 1 is placed under the roller. The sand filtering cotton 1 can separate the sewage from stones and sand by coarse materials.

A water suction port 12 is arranged in the clean water reservoir, and the water suction port 12 and the water injection port are both arranged on the same pipeline. After passing through the first sedimentation tank and the second sedimentation tank 11, sewage enters the clean water reservoir 13, clean water in the clean water reservoir 13 is sucked in from the water suction port 8 and then is discharged from the water injection port through the water injection pipe 6, and sewage purification and utilization are performed. After precipitation and filtration, the wastewater flows into a clean water tank and enters cleaning equipment through a water pump for recycling.

The vehicle flushing device 14 is connected to a clean water reservoir 13. After each sewage separation, clean water can be directly introduced from the clean water reservoir 13 for flushing, so that the inside of the roller is kept clean.

In the concrete implementation process, as shown in fig. 1, a water pump is connected from a water injection port to clean a tank car, and the washed wastewater and residues flow into a roller to treat cement paste and coarse and fine aggregates respectively through low-speed rotation of a separator and internal screening; the dry-wet separator 3 combines the characteristics of drum-type separation and spiral screening separation, the core screening system adopts the stirring principle of a stirrer, the drum rotates at a low speed, stones are discharged from the drum through rotating blades, sand and sewage are discharged from the discharge port 5, sand is collected by the sand-filtering cotton 1 arranged on the sand isolation layer at the discharge port 5, the collected sand and stones can be reused as raw materials, sewage flows into the first sedimentation tank 7 through rolling holes, mud water in the first sedimentation tank 7 flows into the second sedimentation tank 11 through the overflow port 9 after being precipitated, mud water in the second sedimentation tank 11 flows into the clean water reservoir 13 through the overflow port 9 after being precipitated, the clean water reservoir is internally provided with the water absorbing port 12, the clean water absorbing water injection pipe 6 can be used for cleaning automobiles and cleaning the inside of the dry-wet separator 3.

Therefore, the concrete waste dry-wet separation device adopting the structure utilizes the water filling port to flush the stirring screen of the tank truck, the flushed stone and sand are recycled, and the purified slurry water is used for recycling flushing equipment, so that the concrete tank truck tailing is recycled, resources are saved, and the environment is protected.

Finally, it should be noted that: the above embodiments are only for illustrating the technical solution of the present utility model and not for limiting it, and although the present utility model has been described in detail with reference to the preferred embodiments, it will be understood by those skilled in the art that: the technical scheme of the utility model can be modified or replaced by the same, and the modified technical scheme cannot deviate from the spirit and scope of the technical scheme of the utility model.

Claims

1. The utility model provides a concrete waste dry-wet separation device, includes dry-wet separation machine, its characterized in that: the dry-wet separator comprises vehicle flushing equipment, a stirring screen, a slurry precipitation purification tank and a water recycling system, wherein the vehicle flushing equipment, the stirring screen, the slurry precipitation purification tank and the water recycling system are all connected through pipelines, the vehicle flushing equipment comprises a water injection pipe, the top end of the water injection pipe is provided with a water injection port, a water pump is connected to the water injection port, the stirring screen is arranged in a roller, the stirring screen comprises a roller screen, a speed reducer and a motor, and the motor is connected with the roller screen through the speed reducer; the slurry precipitation purification tank comprises a first sedimentation tank, a second sedimentation tank and a clear water reservoir, and the first sedimentation tank, the second sedimentation tank and the clear water reservoir are sequentially connected through an overflow port; and a water sucking port is arranged in the water recycling system.

2. A dry and wet concrete waste separating device according to claim 1, wherein: the cylinder top is connected with the feed inlet, the cylinder bottom is connected with the discharge gate, the sand filtering cotton is placed under the cylinder.

3. A concrete waste dry-wet separation device according to claim 2, characterized in that: the rolling screen holes are distributed on the rolling screen, and the first sedimentation tank is arranged right below the sand filtering cotton.

4. A dry and wet concrete waste separating device according to claim 3, wherein: the clean water reservoir is internally provided with the water suction port, and the water suction port and the water injection port are both arranged on the same pipeline.

5. The dry-wet separation device for concrete waste according to claim 4, wherein: the vehicle flushing equipment is arranged in the car washing shed.

6. The dry-wet separation device for concrete wastes according to claim 5, wherein: the vehicle flushing device is connected with the clean water reservoir.