Architectural decoration mixed garbage sorting disposal and recycling system and method

Abstract

The invention discloses a building decoration mixed garbage sorting disposal and recycling system and method, the system comprises a control system, a demolition and construction garbage recycling production line, a mixed garbage recycling production line and a regenerated building material production line, and the demolition and construction garbage recycling production line, the regenerated building material production line and the mixed garbage recycling production line are in communication connection with the control system; the regenerated building material production line comprises ingredient weighing equipment, stirring equipment, vibration forming equipment, stacking equipment, a curing chamber and a regenerated building material environment-friendly bin. A discharge port of a first regenerated powder collecting unit of the demolition and construction waste recycling production line and discharge ports of a regenerated fine aggregate collecting unit, a regenerated sand collecting unit and a second regenerated powder collecting unit of the mixed waste recycling production line are all communicated with ingredient weighing equipment; the method has the advantages that the demolition and construction garbage and the mixed garbage are sorted and treated to be used for producing regenerated building materials, so that the purpose of recycling building material resources is achieved, the occupied space and environmental pollution caused by conventional burying are avoided, the consumption of the building material resources is reduced, and the environmental damage is reduced.

Description

Technical Field

[0001] The invention belongs to the technical field of construction waste recycling, and in particular relates to a system and method for sorting, disposing and recycling mixed construction and decoration waste. Background Art

[0002] The garbage generated during building demolition and renovation in urban construction projects continues to increase. These garbage will be collected and processed in a centralized manner. The traditional treatment method is incineration or landfill, which not only pollutes the environment, but also greatly wastes renewable resources. The efficient resource utilization of mixed construction and decoration garbage has become an urgent and long-term task, and it is of great significance. Therefore, it is necessary to develop a green and environmentally friendly construction and decoration mixed garbage sorting and recycling system and a corresponding operation method to achieve resource recycling, low carbon and environmental protection, and generate economic benefits. Summary of the invention

[0003] The technical problem to be solved by the present invention is to provide a system and method for sorting, disposing and reusing mixed building decoration waste which recycles building material resources, is low-carbon and environmentally friendly and generates economic benefits.

[0004] The technical solution adopted by this system to solve the above problems is: a construction and decoration mixed waste sorting, disposal and reuse system, including a control system, a demolition and construction waste recycling production line and a mixed waste recycling production line, the demolition and construction waste recycling production line and the mixed waste recycling production line are communicatively connected with the control system; the demolition and construction waste recycling production line includes a demolition and construction waste feeding unit, a demolition and construction waste multi-stage crushing unit, a composite sorting unit, a scrap metal collection unit, a screening unit, a recycled coarse aggregate collection unit and a first recycled powder collection unit; the mixed waste recycling production line includes a mixed waste feeding unit, a mixed waste intelligent shredder, a sorting unit, a heavy-duty sand making machine, a recycled fine aggregate collection unit, a recycled sand collection unit The recycling unit comprises a recycling unit, a second recycled powder collecting unit, a light material collecting unit and a light material baler, the main discharge port of the sorting unit leads to a heavy sand making machine, the metal discharge port of the sorting unit leads to a scrap metal collecting unit, and the light material discharge port of the sorting unit leads to a light material collecting unit; it also includes a recycled building material production line, which is communicatively connected with the control system; the recycled building material production line includes batching and weighing equipment, stirring equipment, vibration molding equipment, stacking equipment, a curing room and a recycled building material environmental protection warehouse; the discharge ports of the first recycled powder collecting unit, the recycled fine aggregate collecting unit, the recycled sand collecting unit and the second recycled powder collecting unit all lead to batching and weighing equipment.

[0005] Compared with the existing technology, the advantage of this system is that after the demolition and construction waste and mixed waste are crushed and sorted for disposal, the recycled coarse aggregate, scrap metal and light materials are collected separately, and the remaining recycled fine aggregate, recycled sand and recycled powder are mixed and stirred to produce recycled building materials, so as to achieve the purpose of recycling building material resources, avoid the space occupied and environmental pollution caused by conventional landfills, and reduce the consumption of building material resources to reduce environmental damage.

[0006] As an improvement, the control system is a digital control system, including a metering and statistics module; the demolition and construction waste feeding unit is provided with a first weighing device, the mixed waste feeding unit is provided with a second weighing device, the scrap metal collection unit is provided with a third weighing device, and the light material collection unit is provided with a fourth weighing device; the metering and statistics module is used to record and calculate the weighing data of the first weighing device, the second weighing device, the third weighing device, the fourth weighing device and the batching weighing device. It is used for weighing and circulation control, realizes automatic measurement of the weight of materials, and provides enterprises with accurate inventory management and logistics tracking data in combination with circulation information.

[0007] Preferably, the first recycled powder collection unit is provided with a fifth weighing device, the recycled fine aggregate collection unit is provided with a sixth weighing device, the recycled sand collection unit is provided with a seventh weighing device, and the second recycled powder collection unit is provided with an eighth weighing device; the metering and statistics module is used to record and calculate the weighing data of the fifth weighing device, the sixth weighing device, the seventh weighing device and the eighth weighing device; the digital control system controls the recycled fine aggregate collection unit, the recycled sand collection unit, the first recycled powder collection unit and / or the second recycled powder collection unit to convey the corresponding weight of the ingredients to the ingredient weighing device according to the weighing data of the fifth weighing device, the sixth weighing device, the seventh weighing device and the eighth weighing device recorded and calculated by the metering and statistics module when the preset weight of the ingredients of the recycled building materials is reached. It is used to accurately control the proportion of the ingredients of the recycled building materials and produce recycled building materials of uniform quality.

[0008] As a preferred method, it also includes a garden waste recycling production line, which is communicatively connected to the control system; the garden waste recycling production line includes a garden waste feeding unit and a garden waste shredder, and the discharge port of the garden waste shredder leads to a light material collection unit. The system is also compatible with the recycling of garden waste.

[0009] Preferably, the garden waste feeding unit is provided with a ninth weighing device, and the metering and statistical module is further used to record and calculate the weighing data of the ninth weighing device, so as to realize automatic weight measurement of light materials.

[0010] Preferably, the sorting unit is mainly composed of a space capsule and an AI intelligent sorting robot. In the space capsule, the AI ​​intelligent sorting robot automatically completes the intelligent sorting of three different types of mixed garbage, avoiding personnel working in a dusty environment and better preventing dust.

[0011] The technical solution adopted by the present method to solve the above-mentioned problem is: a method for sorting, disposing and recycling mixed construction and decoration waste, using the above-mentioned system for sorting, disposing and recycling mixed construction and decoration waste to recycle demolition waste and mixed waste, and produce and reuse them according to the preset ingredients of recycled building materials.

[0012] Compared with the existing technology, the advantage of this method is that the demolition and construction waste and mixed waste are crushed and sorted for disposal, the recycled coarse aggregate, scrap metal and light materials are collected separately, and the remaining recycled fine aggregate, recycled sand and recycled powder are mixed and stirred to produce recycled building materials, so as to achieve the purpose of recycling building material resources, avoid the space occupied and environmental pollution caused by conventional landfill, and reduce the consumption of building material resources to reduce environmental damage. Preferably, the AI ​​intelligent sorting robot uses a deep learning framework platform, a deep adaptive learning target detection algorithm based on a convolutional neural network, and cooperates with a construction waste classification model database to intelligently sort the mixed garbage after it has been crushed by a mixed garbage intelligent shredder. A highly intelligent AI intelligent sorting robot is used to replace personnel in a dusty working environment to complete the sorting of three different types of materials of the most complex mixed garbage.

[0013] Preferably, the recycled building material is a non-load-bearing environmentally friendly recycled brick. Except for the power consumption of the equipment, no additional cost is added.

[0014] Preferably, the preset ingredients of the recycled building materials also include cement powder, and the cement powder is quantitatively delivered from the cement powder tank to the ingredient weighing device before being delivered to the mixing device, so as to produce recycled building materials with higher strength requirements. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 The system of the present invention has an overall flow chart of a construction and demolition waste recycling production line, a mixed waste recycling production line, a recycled building material production line and a garden waste recycling production line. DETAILED DESCRIPTION

[0016] The following is a description of exemplary embodiments of the present invention in conjunction with the accompanying drawings, including various details of the embodiments of the present invention to facilitate understanding, which should be considered as merely exemplary. Therefore, it should be recognized by those of ordinary skill in the art that various changes and modifications may be made to the embodiments described herein without departing from the scope and spirit of the present invention. Similarly, for clarity and conciseness, the description of well-known functions and structures is omitted in the following description.

[0017] The present invention discloses a system for sorting, disposing and reusing mixed construction and renovation waste, comprising a control system, a construction and demolition waste recycling production line and a mixed waste recycling production line, wherein the construction and demolition waste recycling production line and the mixed waste recycling production line are communicatively connected with the control system; the construction and demolition waste recycling production line comprises a construction and demolition waste feeding unit, a secondary or tertiary crushing unit for construction and demolition waste, a wind-magnetic composite sorting unit, a scrap metal collecting unit, a screening unit, a recycled coarse aggregate collecting unit and a first recycled powder collecting unit, wherein the discharge port of the recycled coarse aggregate collecting unit is a recycled coarse aggregate storage yard or a packing bag, so as to facilitate the commercial application of recycled coarse aggregate; the mixed waste recycling production line comprises a mixed waste feeding unit, a mixed waste intelligent shredder, a sorting unit, a heavy-duty sand making machine, a recycled fine aggregate collecting unit, a recycled sand collecting unit, a second recycled powder collecting unit, a light material collecting unit and a light material The baler has the main discharge port of the sorting unit connected to the heavy-duty sand-making machine, the metal discharge port of the sorting unit connected to the scrap metal collection unit, the light material discharge port of the sorting unit connected to the light material collection unit, and the discharge port of the heavy-duty sand-making machine connected to the recycled fine aggregate collection unit, the recycled sand collection unit and the second recycled powder collection unit, respectively. The light material baler uses a membrane material to wrap the light material extruded into a square shape, which can be used as fuel or biofertilizer; it also includes a recycled building material production line, which is communicatively connected to the control system; the recycled building material production line includes batching weighing equipment, mixing equipment, vibration molding equipment, stacking equipment, multiple curing rooms and recycled building material environmental protection warehouses; the discharge ports of the first recycled powder collection unit, the recycled fine aggregate collection unit, the recycled sand collection unit and the second recycled powder collection unit all lead to batching weighing equipment. Here, the first recycled powder collection unit, the recycled fine aggregate collection unit, the recycled sand collection unit and the second recycled powder collection unit can be packaged according to the weight required for the recycled building material batching.

[0018] In this embodiment, the control system is a DCS digital control system, including a metering and statistics module, an equipment management module, an energy consumption management module, a production monitoring module, and a smart data center, etc.; the demolition and construction waste feeding unit is provided with a first weighing device, the mixed waste feeding unit is provided with a second weighing device, the scrap metal collection unit is provided with a third weighing device, and the light material collection unit is provided with a fourth weighing device; the metering and statistics module is used to record and calculate the weighing data of the first weighing device, the second weighing device, the third weighing device, the fourth weighing device, and the batching weighing device. Here, the first weighing device, the second weighing device, and the third weighing device use a floor scale, and the fourth weighing device uses a weight sensor.

[0019] As an improvement, the first recycled powder collection unit is provided with a fifth weighing device, the recycled fine aggregate collection unit is provided with a sixth weighing device, the recycled sand collection unit is provided with a seventh weighing device, and the second recycled powder collection unit is provided with an eighth weighing device; the metering and statistics module is used to record and calculate the weighing data of the fifth weighing device, the sixth weighing device, the seventh weighing device and the eighth weighing device; the digital control system controls the recycled fine aggregate collection unit, the recycled sand collection unit, the first recycled powder collection unit and / or the second recycled powder collection unit to convey the corresponding weight of the ingredients to the ingredient weighing device according to the weighing data of the fifth weighing device, the sixth weighing device, the seventh weighing device and the eighth weighing device recorded and calculated by the metering and statistics module when the preset weight of the ingredients of the recycled building materials is reached. Here, the fifth weighing device, the sixth weighing device, the seventh weighing device and the eighth weighing device are all floor scales.

[0020] The sorting, disposal and recycling system also includes a garden waste recycling production line, which is in communication with the control system; the garden waste recycling production line includes a garden waste feeding unit and a garden waste shredder, and the discharge port of the garden waste shredder leads to a light material collection unit. The garden waste feeding unit is provided with a ninth weighing device, and the metering and statistics module is also used to record and calculate the weighing data of the ninth weighing device.

[0021] The sorting unit is mainly composed of a space capsule, a conveyor belt and an AI intelligent sorting robot. The AI ​​intelligent sorting robot includes a laser scanning recognition system and a mechanical operating arm. The AI ​​intelligent sorting robot uses the deep learning framework platform TensorFlow, the YOLOV8 deep adaptive learning target detection algorithm based on the convolutional CNN neural network, and cooperates with the construction waste classification model database to intelligently sort the mixed garbage after being crushed by the mixed garbage intelligent shredder; the AI ​​intelligent sorting robot uses a laser scanning system for recognition, and uses a six-axis multi-joint manipulator, spider hand, etc. as an operating machine. Through electronic control, computers, sensors and AI training, the process is automatically recognized, positioned and grasped, and metal, wood blocks, plastic parts, waste fabrics and other non-brick and concrete stone debris are recognized and sorted. It replaces people to perform higher-intensity work in dusty environments, extends people's functions, and is not prone to fatigue and mistakes.

[0022] In this embodiment, the recycled building material is a non-load-bearing environmentally friendly recycled brick, which can be widely used as non-load-bearing brick products such as permeable bricks, ecological slope protection hydraulic bricks, and roadside stones.

[0023] like Figure 1 Shown The specific steps of the construction and demolition waste recycling production line (marked as the construction and demolition waste disposal module in the figure) are as follows: loading and weighing the construction and demolition waste; then sending it to the secondary or tertiary crushing unit for mechanical classification; the wind-magnetic composite sorting unit sends the metal blocks to the scrap metal collection unit, and the stone materials are sent to the screening unit for screening; the recycled coarse aggregate is collected by the recycled coarse aggregate collection unit and can be used in the production of recycled commercial concrete; the recycled powder is collected by the first recycled powder collection unit for supplying ingredients to the recycled building material production line. Of course, a frame-integrated crushing combination station can also be used to integrate the crushing and screening of large pieces of construction and demolition waste; The specific steps of the mixed waste recycling production line (marked as the mixed waste disposal module in the figure) are as follows: loading and weighing the mixed waste; sending it to the mixed waste intelligent shredder for mechanized classification and crushing, and then sending it to the space capsule, where it is screened by the AI ​​intelligent robot on the conveyor belt, the metal fragments are sent to the scrap metal collection unit, the light materials are sent to the light materials collection unit and compressed and packaged, and the stone materials are sent to the heavy sand making machine to be crushed into recycled fine aggregate, recycled sand and recycled powder; When the measurement and statistics module of the DCS digital control system collects that the weights of the crushed recycled fine aggregate, recycled sand and recycled powder all reach the weights required by the preset ingredients of the recycled bricks, the recycled building material production line starts to operate, and the DCS digital control system controls the recycled fine aggregate collection unit, the recycled sand collection unit, the second recycled powder collection unit and / or the first recycled powder collection unit to pour the ingredients into the ingredient weighing equipment according to the required weight of each ingredient. After the ingredients are mixed, all are poured into the mixing equipment, water is added and stirred evenly, the wet mixed materials are poured into the vibration molding equipment for molding, and are sent to the curing room by the stacking equipment or directly to the recycled building material environmental protection warehouse. The recycled building materials that have completed curing are sent to the recycled building material environmental protection warehouse by the stacking equipment for storage.

[0024] The specific steps of the garden waste recycling production line (marked as the garden waste disposal module in the figure) are: loading and weighing the garden waste, then crushing it by the garden waste shredder, and sending it to the light material collection unit from the discharge port of the garden waste shredder for compression and packaging to make RDF, or form organic fertilizer, which promotes resource recycling and reduces the risk of environmental pollution.

[0025] As an improvement, the preset recycled building material ingredients also include cement powder, which is finally quantitatively transported from the cement powder tank to the ingredient weighing device, that is, before the ingredient weighing device transports all the ingredients to the mixing device. Recycled building materials with higher strength requirements can be produced to broaden the scope of use.

[0026] The above specific implementations do not constitute a limitation on the protection scope of the present invention. It should be understood by those skilled in the art that various modifications, combinations, sub-combinations and substitutions may occur depending on design requirements and other factors. Any modification, equivalent substitution and improvement made within the spirit and principle of the present invention shall be included in the protection scope of the present invention.

Claims

1. A system for sorting, disposing and reusing mixed construction and renovation waste, comprising a control system, a demolition and construction waste recycling production line and a mixed waste recycling production line, wherein the demolition and construction waste recycling production line and the mixed waste recycling production line are communicatively connected with the control system; the demolition and construction waste recycling production line comprises a demolition and construction waste feeding unit, a demolition and construction waste multi-stage crushing unit, a composite sorting unit, a scrap metal collecting unit, a screening unit, a recycled coarse aggregate collecting unit and a first recycled powder collecting unit; the mixed waste recycling production line comprises a mixed waste feeding unit, a mixed waste intelligent shredder, a sorting unit, a heavy-duty sand making machine, a recycled fine aggregate collecting unit, a recycled sand collecting unit, a second recycled powder collecting unit, a light matter collecting unit and a light matter baler, the main discharge port of the sorting unit leads to the heavy-duty sand making machine, the metal discharge port of the sorting unit leads to the scrap metal collecting unit, and the light matter discharge port of the sorting unit leads to the light matter collecting unit; characterized in that It also includes a recycled building material production line, which is communicatively connected to the control system; the recycled building material production line includes batching and weighing equipment, stirring equipment, vibration molding equipment, stacking equipment, a curing room and a recycled building material environmental protection warehouse; the discharge ports of the first recycled powder collection unit, the recycled fine aggregate collection unit, the recycled sand collection unit and the second recycled powder collection unit all lead to the batching and weighing equipment.

2. A construction and renovation mixed waste sorting, disposal and recycling system according to claim 1, characterized in that: The control system is a digital control system, including a metering and statistics module; the demolition and construction waste feeding unit is provided with a first weighing device, the mixed waste feeding unit is provided with a second weighing device, the scrap metal collection unit is provided with a third weighing device, and the light material collection unit is provided with a fourth weighing device; the metering and statistics module is used to record and calculate the weighing data of the first weighing device, the second weighing device, the third weighing device, the fourth weighing device and the batching weighing device.

3. A construction and renovation mixed waste sorting, disposal and recycling system according to claim 2, characterized in that: The first recycled powder collection unit is provided with a fifth weighing device, the recycled fine aggregate collection unit is provided with a sixth weighing device, the recycled sand collection unit is provided with a seventh weighing device, and the second recycled powder collection unit is provided with an eighth weighing device; the metering and statistics module is used to record and calculate the weighing data of the fifth weighing device, the sixth weighing device, the seventh weighing device and the eighth weighing device; the digital control system controls the recycled fine aggregate collection unit, the recycled sand collection unit, the first recycled powder collection unit and / or the second recycled powder collection unit to transport ingredients of corresponding weight to the ingredient weighing device according to the weighing data of the fifth weighing device, the sixth weighing device, the seventh weighing device and the eighth weighing device recorded and calculated by the metering and statistics module when the preset weight of the recycled building material ingredients is reached.

4. A system for sorting, disposing and recycling mixed construction and renovation waste according to any one of claims 1 to 3, characterized in that: It also includes a garden waste recycling production line, which is communicatively connected to the control system; the garden waste recycling production line includes a garden waste feeding unit and a garden waste shredder, and the discharge port of the garden waste shredder leads to a light material collection unit.

5. A construction and renovation mixed waste sorting, disposal and recycling system according to claim 4, characterized in that: The garden waste feeding unit is provided with a ninth weighing device, and the metering and statistical module is also used to record and calculate the weighing data of the ninth weighing device.

6. A construction and renovation mixed waste sorting, disposal and recycling system according to claim 1, characterized in that: The sorting unit is mainly composed of a space capsule and an AI intelligent sorting robot.

7. A method for sorting, disposing and recycling mixed construction and renovation waste, characterized in that: The construction and renovation mixed waste sorting, disposal and recycling system described in any one of claims 1 to 6 is used to recycle demolition waste and mixed waste, and produce and reuse them according to the preset ingredients of recycled building materials.

8. A method for sorting, disposing and recycling mixed construction and renovation waste according to claim 7, characterized in that: The AI ​​intelligent sorting robot uses a deep learning framework platform, a deep adaptive learning target detection algorithm based on a convolutional neural network, and cooperates with a construction waste classification model database to intelligently sort the mixed garbage after being crushed by a mixed garbage intelligent shredder.

9. A method for sorting, disposing and recycling mixed construction and renovation waste according to claim 7, characterized in that: The recycled building material is non-load-bearing environmentally friendly recycled bricks.

10. A method for sorting, disposing and recycling mixed construction and renovation waste according to claim 7, characterized in that: The preset ingredients of the recycled building materials also include cement powder, which is quantitatively transported from a cement powder tank to the ingredient weighing device before being transported to the mixing device.

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