CN113522737A - Building rubbish light thing wind selection screening installation - Google Patents
Building rubbish light thing wind selection screening installation Download PDFInfo
- Publication number
- CN113522737A CN113522737A CN202110975160.8A CN202110975160A CN113522737A CN 113522737 A CN113522737 A CN 113522737A CN 202110975160 A CN202110975160 A CN 202110975160A CN 113522737 A CN113522737 A CN 113522737A
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- Prior art keywords
- screening
- unit
- cavity
- construction waste
- wind
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B07—SEPARATING SOLIDS FROM SOLIDS; SORTING
- B07B—SEPARATING SOLIDS FROM SOLIDS BY SIEVING, SCREENING, SIFTING OR BY USING GAS CURRENTS; SEPARATING BY OTHER DRY METHODS APPLICABLE TO BULK MATERIAL, e.g. LOOSE ARTICLES FIT TO BE HANDLED LIKE BULK MATERIAL
- B07B7/00—Selective separation of solid materials carried by, or dispersed in, gas currents
- B07B7/01—Selective separation of solid materials carried by, or dispersed in, gas currents using gravity
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D47/00—Separating dispersed particles from gases, air or vapours by liquid as separating agent
- B01D47/06—Spray cleaning
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B07—SEPARATING SOLIDS FROM SOLIDS; SORTING
- B07B—SEPARATING SOLIDS FROM SOLIDS BY SIEVING, SCREENING, SIFTING OR BY USING GAS CURRENTS; SEPARATING BY OTHER DRY METHODS APPLICABLE TO BULK MATERIAL, e.g. LOOSE ARTICLES FIT TO BE HANDLED LIKE BULK MATERIAL
- B07B11/00—Arrangement of accessories in apparatus for separating solids from solids using gas currents
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B07—SEPARATING SOLIDS FROM SOLIDS; SORTING
- B07B—SEPARATING SOLIDS FROM SOLIDS BY SIEVING, SCREENING, SIFTING OR BY USING GAS CURRENTS; SEPARATING BY OTHER DRY METHODS APPLICABLE TO BULK MATERIAL, e.g. LOOSE ARTICLES FIT TO BE HANDLED LIKE BULK MATERIAL
- B07B11/00—Arrangement of accessories in apparatus for separating solids from solids using gas currents
- B07B11/02—Arrangement of air or material conditioning accessories
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B07—SEPARATING SOLIDS FROM SOLIDS; SORTING
- B07B—SEPARATING SOLIDS FROM SOLIDS BY SIEVING, SCREENING, SIFTING OR BY USING GAS CURRENTS; SEPARATING BY OTHER DRY METHODS APPLICABLE TO BULK MATERIAL, e.g. LOOSE ARTICLES FIT TO BE HANDLED LIKE BULK MATERIAL
- B07B11/00—Arrangement of accessories in apparatus for separating solids from solids using gas currents
- B07B11/06—Feeding or discharging arrangements
Abstract
The invention discloses building garbage light material wind separation screening equipment, which belongs to the technical field of building garbage treatment and comprises a vibration feeding unit, a conveying unit, a wind separation screening unit and a light material receiving unit; the vibration feeding unit is provided with a feeding hole and a discharging hole; the conveying unit is arranged between the vibration feeding unit and the air separation screening unit; the wind separation and screening unit comprises a screening box and a wind supply mechanism, wherein the screening box is provided with a parabolic cavity, a heavy material storage cavity and a light material output cavity; the parabolic cavity is arranged corresponding to the discharge end of the conveying unit; the light substance output cavity is communicated with the parabolic cavity; the air supply mechanism comprises an air supply channel and an air supply fan, wherein the air supply channel is arranged on the outer side of the screening box and is communicated with the screening box; the light material containing unit comprises a containing box, the containing box is provided with a containing cavity, and the lower end of the containing cavity is a light material outlet. The invention integrates the light selection equipment in the air selection process, thereby not only keeping the advantages of the precision of the light selection and the screening, but also keeping the characteristic of the high efficiency of the air selection and the screening.
Description
Technical Field
The invention belongs to the technical field of construction waste treatment, and particularly relates to a light object wind screening and screening device utilizing construction waste.
Background
At present, the traffic and building industries of China are developed vigorously, and the demand of building materials is higher and higher. In daily life, urban construction and removal generate a large amount of construction waste, which is usually buried or directly stored in the open without being treated, resulting in great waste. In recent years, China pays more and more attention to ecological environment protection, and recycling of construction waste becomes an urgent problem to be solved.
In the prior art, the sorting equipment adopted for recycling the construction waste comprises manual sorting, a magnetic separator, roller screening, a flotation method, winnowing and the like. These sorting unit all are difficult to high-efficiently, tiny light matter in the accurate separation building rubbish for regeneration aggregate impurity content is high, can't satisfy the construction demand, still has following shortcoming simultaneously: (1) the separation effect of the light materials is poor, so that the impurity content of the recycled aggregate is high, and the recycling of the recycled aggregate is influenced; (2) manual sorting is performed, so that the efficiency is low; (3) the direct landfill causes damage to the soil, which causes waste of land resources; (4) the wind power screens the light objects, has strict requirements on wind power adjustment, and cannot completely remove the light objects in the construction waste.
Disclosure of Invention
In order to solve the technical problems, the invention adopts the following technical scheme:
a building rubbish light material wind screening and screening device comprises a vibration feeding unit, a conveying unit, a wind screening and screening unit and a light material receiving unit;
the vibration feeding unit is provided with a feeding hole and a discharging hole; after the vibration feeding unit is fed with the construction waste from the feeding hole, the construction waste is conveyed to the conveying unit through the discharging hole;
the conveying unit is arranged between the vibration feeding unit and the air separation screening unit, the feeding end of the conveying unit is arranged corresponding to the discharging port of the vibration feeding unit, and the discharging end of the conveying unit throws the construction waste into the air separation screening unit;
the air separation screening unit is used for carrying out air blowing screening on the construction waste;
the light material containing unit comprises a containing box, the containing box is provided with a containing cavity, the upper end of the containing cavity is communicated with the air separation screening unit, a spraying device is arranged on the containing box and is connected with a water supply device through a water conveying pipeline, and a water spraying port of the spraying device is arranged in a box body of the containing box; the lower end of the containing cavity is provided with a light material outlet.
Furthermore, the air separation screening unit comprises a screening box and an air supply mechanism, the screening box is provided with a parabolic cavity, a heavy material containing cavity and a light material output cavity, and the parabolic cavity is arranged at the upper end of the heavy material containing cavity; the parabolic cavity is arranged corresponding to the discharge end of the conveying unit and is used for receiving the construction waste thrown by the discharge end of the conveying unit; the light substance output cavity is communicated with the parabolic cavity; the air supply mechanism is used for separating heavy materials and light materials of the construction waste and blowing the light materials to the light material output cavity; the air supply mechanism comprises an air supply channel and an air supply fan, the air supply channel is arranged on the outer side of the screening box and is communicated with the screening box, and an air outlet of the air supply channel points to the parabolic cavity; the lower end of the heavy material containing cavity is provided with a heavy material discharge hole; the upper end of the containing cavity is communicated with the light material output cavity.
Further, the conveying unit comprises a conveying belt for conveying the construction waste and a driving wheel for driving the conveying belt to rotate, the driving wheel is rotatably and height-adjustably mounted on the support frame, and a sealing cover is covered on the outer side of the conveying belt and fixedly connected to the support frame.
Furthermore, the driving wheel is fixedly connected to the support frame through a hydraulic lifting device; the hydraulic lifting device is a hydraulic cylinder, the driving wheel is rotatably connected with the piston end of the hydraulic cylinder, and the fixed end of the hydraulic cylinder is fixedly connected with the support frame.
Furthermore, the spraying device comprises a spraying pipe, a plurality of spray heads are arranged on the spraying pipe, and water outlets of the spray heads extend into the box body of the containing box; the water supply device comprises a water suction pump and a water tank for supplying water, which are arranged on the water pipeline, one end of the water pipeline is communicated with the spray pipe, and the other end of the water pipeline is communicated with the water tank.
Furthermore, an optical scanning device is arranged at the upper end of the screening box, the optical scanning device is located in a box body of the screening box, the optical scanning device comprises a quartz halogen lamp, a solid-state camera, a microprocessor and a variable frequency sensor, the quartz halogen lamp is used as a light source and is arranged corresponding to the discharge end of the conveying unit, the solid-state camera is installed at the top of the parabolic cavity through a rack, and the microprocessor is installed on the rack; the solid-state camera records a light source reflected by the surface of the construction waste and transmits the light source to the microprocessor, and the microprocessor sends a control signal to the variable frequency sensor; the variable frequency sensor is arranged on one side of the fan and used for adjusting the wind speed of the fan.
Furthermore, a roller is arranged in the box body of the screening box and used for separating light materials from heavy materials and guiding the light materials into the light material output cavity.
Further, the upper end of containing box be provided with the exhaust duct of containing chamber intercommunication, exhaust duct's export is provided with the filter screen.
Furthermore, the tail end of the air supply channel is provided with an air guide blade, and the air guide blade controls and adjusts the air supply direction of the air supply channel through a stepping motor.
Further, the height difference between the air outlet of the air supply channel and the conveying unit is 45-55 cm.
Has the advantages that:
the light material pneumatic separation screening device for the construction waste provided by the invention is integrated into the pneumatic separation device in the pneumatic separation process, so that the advantages of precision of the pneumatic separation screening and the characteristic of high efficiency of the pneumatic separation screening are retained. Meanwhile, the wind power can be automatically adjusted by the device, so that the sorting efficiency of light articles can be efficiently and accurately improved, and the purpose of saving energy is achieved; manual sorting is not needed, and the sorting efficiency is improved; through installation spray set, can reach the function of dust fall, environmental protection more.
Drawings
FIG. 1 is a schematic view of the overall structure of the construction waste light material pneumatic separation screening device provided by the invention;
FIG. 2 is a side view of the motor;
FIG. 3 is a front view of the motor;
fig. 4 is a front view of the wind guide blade;
fig. 5 is a side view of the air guide blade;
FIG. 6 is a schematic structural view of a filter screen;
wherein, 1, a vibration feeding unit; 2. a feed inlet; 3. a spring; 4. a discharge port; 5. a steel column; 6. a sealing cover; 7. a conveyor belt; 8. quartz halogen lamps; 9. a frame; 10. a solid-state image pickup device; 11. a microprocessor; 12. a filter screen; 13. an exhaust duct; 14. a water delivery pipeline; 15. a spray head; 16. a shower pipe; 17. a water pump; 18. a pool; 19. a water pumping pipe; 20. a light material storage vehicle; 21. a light material outlet; 22. a hydraulic lifting device; 23. wind guide blades; 24. a drum; 25. a stepping motor; 26. a heavy material outlet; 27. a signal receiver; 28. a fan; 29. an electric motor; 30. a variable frequency sensor; 31. a support frame.
Detailed Description
Example 1
A building rubbish light material wind screening equipment refers to figures 1-6 and comprises a vibration feeding unit 1, a conveying unit, a wind screening unit and a light material containing unit.
The vibration feeding unit 1 is provided with a feeding hole 2 and a discharging hole 4; after the construction waste is fed from the feeding hole 2, the vibration feeding unit 1 conveys the construction waste to the conveying unit through the discharging hole 4.
In this embodiment, the vibratory feeding unit 1 is a vibratory feeder and is fixedly mounted on the steel column 5, wherein the vibratory feeder is connected with the steel column 5 through the spring 3.
The conveying unit is arranged between the vibration feeding unit 1 and the air separation screening unit, the feeding end of the conveying unit is arranged corresponding to the discharging port 4 of the vibration feeding unit 1, and the discharging end of the conveying unit throws the construction waste into the air separation screening unit.
In this embodiment, the conveying unit includes the conveyer belt 7 that transports construction waste and drives conveyer belt 7 pivoted drive wheel, and the drive wheel is rotatable and height-adjustable installs on support frame 31, and the conveyer belt 7 outside covers and is equipped with sealed cowling 6, and sealed cowling 6 fixed connection is on support frame 31 for construction waste conveys through conveyer belt 7 under the closed condition.
Wherein, the driving wheel is fixedly connected on the supporting frame 31 through the hydraulic lifting device 22 and can be used for adjusting the inclination angle of the conveyor belt 7.
In this embodiment, the hydraulic lifting device 22 is a hydraulic cylinder, the driving wheel is rotatably connected to a piston end of the hydraulic cylinder, and a fixed end of the hydraulic cylinder is fixedly connected to the supporting frame 31.
The air separation screening unit is used for carrying out air blowing screening on the construction waste; the wind separation and screening unit comprises a screening box and a wind supply mechanism, the screening box is provided with a parabolic cavity, a heavy material storage cavity and a light material output cavity, and the parabolic cavity is arranged at the upper end of the heavy material storage cavity; the parabolic cavity is arranged corresponding to the discharge end of the conveying unit and is used for receiving the construction waste thrown out by the discharge end of the conveying unit; the light substance output cavity is communicated with the parabolic cavity; the air supply mechanism comprises an air supply channel and an air supply fan 28, wherein the air supply channel is arranged on the outer side of the screening box and is communicated with the screening box, an air outlet of the air supply channel points to the parabolic cavity and is used for separating heavy materials and light materials of the construction waste and blowing the light materials to the light material output cavity; the lower end of the heavy material containing cavity is a heavy material outlet 26.
In this embodiment, a drum 24 is provided in the housing of the sifting box, and the drum 24 is used for separating the light materials from the heavy materials and guiding the light materials into the light material output cavity.
Wherein, the roller 24 is arranged at a light material inlet (light material output cavity) through a mounting frame, the roller 24 adopts an oil-cooled electric roller, and a motor is used as a driving device in the roller.
Heavy materials can directly fall into the heavy material discharge port 21 due to the action of gravity; the light materials may enter the light material containing unit by the drum 24 and the wind.
In the embodiment, the end of the air supply channel is provided with the air guide blade 23, and the air guide blade 23 controls and adjusts the air supply direction of the air supply channel through the stepping motor 25. Wherein, the stepping motor 25 is connected with a signal receiver 27, and a remote controller can be used for controlling the rotating direction and the rotating angle of the stepping motor 25, so as to realize the manual control and the wind direction adjustment.
The height difference between the air outlet of the air supply channel and the conveying unit is 45-55cm, preferably 50cm, so that a certain falling process exists in the falling process of the garbage, and the light and heavy substances are conveniently dispersed by a fan.
The light material receiving unit comprises a receiving box, the receiving box is provided with a receiving cavity, the upper end of the receiving cavity is communicated with the light material output cavity, a spraying device is arranged on the receiving box, the spraying device is connected with a water supply device through a water conveying pipeline 14, and a water spraying opening of the spraying device is arranged in a box body of the receiving box; the lower end of the containing cavity is provided with a light material outlet 21.
In the present embodiment, a movable light material storage cart 20 is provided at the lower end of the light material discharge port 21.
In this embodiment, the upper end of the storage box is provided with an exhaust duct 13 communicating with the storage chamber, and the outlet of the exhaust duct 13 is provided with a filter screen 12.
The spraying device comprises a spraying pipe 16, a plurality of spray heads 15 are arranged on the spraying pipe 16, and water outlets of the spray heads 15 extend into the box body of the containing box; the water supply device comprises a water suction pump 17 arranged on the water pipeline 14 and a water pool 18 for supplying water, one end of the water pipeline 14 is communicated with the spray pipe 16, and the other end of the water pipeline is communicated with the water pool 18. The suction pump 17 can also be connected to the basin 18 via a suction pipe 19.
In this embodiment, the light materials enter the light material storage box and then are dedusted by the spraying device, the air outlet is provided with the filter screen 12, clean air is discharged from the upper part, and light garbage and slurry are discharged from the light material discharge port 21 and fall into the light material storage vehicle 20.
The upper end of the screening box is provided with an optical scanning device, the optical scanning device is arranged in a box body of the screening box, the optical scanning device comprises a quartz halogen lamp 8, a solid-state camera 10, a microprocessor 11 and a variable frequency sensor 30, the quartz halogen lamp 8 is used as a light source and is arranged corresponding to the discharge end of the conveying unit, the solid-state camera 10 is installed at the top of the parabolic cavity through a rack 9, and the microprocessor 11 is installed on the rack 9; the solid-state camera records the light source reflected by the surface of the construction waste and transmits the light source to the microprocessor 11; the variable frequency sensor 30 is disposed at one side of the fan 28 for adjusting the wind speed of the fan 28.
Wherein the fan is driven by a motor 29 and a variable frequency sensor 30 adjusts the rotational speed of the motor 29 to vary the wind speed of the fan 28.
In the embodiment, a quartz halogen lamp 8 is used as a light source, the light source reflected by the surface of the construction waste is recorded by a solid-state camera 10 and transmitted to a microprocessor 11, the computer compares the transmitted color with the color input into the microprocessor in advance, when the microprocessor 11 detects that the construction waste contains heterochromatic particles, the microprocessor 11 sends a control signal, and an electronic circuit analyzes the signal and transmits the signal to a variable frequency sensor 30 to control the air volume.
The method comprises the following specific operations: the construction waste is poured into the feeding hole, the construction waste is uniformly put on the conveying belt 7 by the vibrating feeder, the angle of the crawler belt of the conveying belt 7, the angle of the air guide blade 23 and the angle of the solid-state camera 10 can be adjusted according to the actual screening effect until the best state is reached.
The above description is only a preferred embodiment of the present invention, and is not intended to limit the technical scope of the present invention, so that any minor modifications, equivalent changes and modifications made to the above embodiment according to the technical spirit of the present invention are within the technical scope of the present invention.
Claims (10)
1. The building garbage light material wind screening and screening equipment is characterized by comprising a vibration feeding unit, a conveying unit, a wind screening and screening unit and a light material receiving unit;
the vibration feeding unit is provided with a feeding hole and a discharging hole; after the vibration feeding unit is fed with the construction waste from the feeding hole, the construction waste is conveyed to the conveying unit through the discharging hole;
the conveying unit is arranged between the vibration feeding unit and the air separation screening unit, the feeding end of the conveying unit is arranged corresponding to the discharging port of the vibration feeding unit, and the discharging end of the conveying unit throws the construction waste into the air separation screening unit;
the air separation screening unit is used for carrying out air blowing screening on the construction waste;
the light material containing unit comprises a containing box, the containing box is provided with a containing cavity, the upper end of the containing cavity is communicated with the air separation screening unit, a spraying device is arranged on the containing box and is connected with a water supply device through a water conveying pipeline, and a water spraying port of the spraying device is arranged in a box body of the containing box; the lower end of the containing cavity is provided with a light material outlet.
2. The construction waste light material wind screening and separating device according to claim 1, wherein the wind screening and separating unit comprises a screening box and a wind supply mechanism, the screening box is provided with a parabolic cavity, a heavy material containing cavity and a light material output cavity, and the parabolic cavity is arranged at the upper end of the heavy material containing cavity; the parabolic cavity is arranged corresponding to the discharge end of the conveying unit and is used for receiving the construction waste thrown by the discharge end of the conveying unit; the light substance output cavity is communicated with the parabolic cavity; the air supply mechanism is used for separating heavy materials and light materials of the construction waste and blowing the light materials to the light material output cavity; the air supply mechanism comprises an air supply channel and an air supply fan, the air supply channel is arranged on the outer side of the screening box and is communicated with the screening box, and an air outlet of the air supply channel points to the parabolic cavity; the lower end of the heavy material containing cavity is provided with a heavy material discharge hole; the upper end of the containing cavity is communicated with the light material output cavity.
3. The construction waste light material wind separation screening device of claim 2, wherein the conveying unit comprises a conveying belt for conveying construction waste and a driving wheel for driving the conveying belt to rotate, the driving wheel is rotatably and height-adjustably mounted on a support frame, a sealing cover is covered outside the conveying belt, and the sealing cover is fixedly connected to the support frame.
4. The construction waste light material pneumatic separation screening device of claim 3, wherein the driving wheel is fixedly connected to the supporting frame through a hydraulic lifting device; the hydraulic lifting device is a hydraulic cylinder, the driving wheel is rotatably connected with the piston end of the hydraulic cylinder, and the fixed end of the hydraulic cylinder is fixedly connected with the support frame.
5. The construction waste light material wind separation and screening device of claim 4, wherein the spraying device comprises a spraying pipe, a plurality of spray heads are arranged on the spraying pipe, and water outlets of the spray heads extend into the box body of the containing box; the water supply device comprises a water suction pump and a water tank for supplying water, which are arranged on the water pipeline, one end of the water pipeline is communicated with the spray pipe, and the other end of the water pipeline is communicated with the water tank.
6. The construction waste light material pneumatic separation screening device as claimed in claim 5, wherein an optical scanning device is arranged at the upper end of the screening box, the optical scanning device is located in a box body of the screening box, the optical scanning device comprises a quartz halogen lamp, a solid-state camera, a microprocessor and a variable frequency sensor, the quartz halogen lamp is used as a light source and is arranged corresponding to the discharge end of the conveying unit, the solid-state camera is installed at the top of the parabolic cavity through a rack, and the microprocessor is installed on the rack; the solid-state camera records a light source reflected by the surface of the construction waste and transmits the light source to the microprocessor, and the microprocessor sends a control signal to the variable frequency sensor; the variable frequency sensor is arranged on one side of the fan and used for adjusting the wind speed of the fan.
7. The construction waste light material pneumatic separation screening device as claimed in claim 6, wherein a roller is arranged in the box body of the screening box, and the roller is used for separating light materials from heavy materials and guiding the light materials into the light material output cavity.
8. The construction waste light material wind separation and screening device of claim 7, wherein an exhaust pipeline communicated with the containing cavity is arranged at the upper end of the containing box, and a filter screen is arranged at the outlet of the exhaust pipeline.
9. The construction waste light-weight material wind screening device as claimed in claim 8, wherein a wind guide blade is arranged at the end of the wind supply channel, and the wind guide blade is controlled by a stepping motor to adjust the wind supply direction of the wind supply channel.
10. The construction waste light material wind sorting and screening device of claim 9, wherein the height difference between the air outlet of the air supply channel and the conveying unit is 45-55 cm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110975160.8A CN113522737A (en) | 2021-08-24 | 2021-08-24 | Building rubbish light thing wind selection screening installation |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110975160.8A CN113522737A (en) | 2021-08-24 | 2021-08-24 | Building rubbish light thing wind selection screening installation |
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| Publication Number | Publication Date |
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| CN113522737A true CN113522737A (en) | 2021-10-22 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110975160.8A Pending CN113522737A (en) | 2021-08-24 | 2021-08-24 | Building rubbish light thing wind selection screening installation |
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| CN (1) | CN113522737A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115007601A (en) * | 2022-06-01 | 2022-09-06 | 浙江园冶环境科技有限公司 | Automatic organic refuse treatment system of classification |
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