CN112058482A - Building solid waste light material separation equipment and application method - Google Patents
Building solid waste light material separation equipment and application method Download PDFInfo
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- CN112058482A CN112058482A CN202010882387.3A CN202010882387A CN112058482A CN 112058482 A CN112058482 A CN 112058482A CN 202010882387 A CN202010882387 A CN 202010882387A CN 112058482 A CN112058482 A CN 112058482A
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- water
- tank
- water tank
- belt conveyor
- hopper
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B03—SEPARATION OF SOLID MATERIALS USING LIQUIDS OR USING PNEUMATIC TABLES OR JIGS; MAGNETIC OR ELECTROSTATIC SEPARATION OF SOLID MATERIALS FROM SOLID MATERIALS OR FLUIDS; SEPARATION BY HIGH-VOLTAGE ELECTRIC FIELDS
- B03B—SEPARATING SOLID MATERIALS USING LIQUIDS OR USING PNEUMATIC TABLES OR JIGS
- B03B7/00—Combinations of wet processes or apparatus with other processes or apparatus, e.g. for dressing ores or garbage
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D21/00—Separation of suspended solid particles from liquids by sedimentation
- B01D21/02—Settling tanks with single outlets for the separated liquid
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B03—SEPARATION OF SOLID MATERIALS USING LIQUIDS OR USING PNEUMATIC TABLES OR JIGS; MAGNETIC OR ELECTROSTATIC SEPARATION OF SOLID MATERIALS FROM SOLID MATERIALS OR FLUIDS; SEPARATION BY HIGH-VOLTAGE ELECTRIC FIELDS
- B03B—SEPARATING SOLID MATERIALS USING LIQUIDS OR USING PNEUMATIC TABLES OR JIGS
- B03B11/00—Feed or discharge devices integral with washing or wet-separating equipment
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B03—SEPARATION OF SOLID MATERIALS USING LIQUIDS OR USING PNEUMATIC TABLES OR JIGS; MAGNETIC OR ELECTROSTATIC SEPARATION OF SOLID MATERIALS FROM SOLID MATERIALS OR FLUIDS; SEPARATION BY HIGH-VOLTAGE ELECTRIC FIELDS
- B03B—SEPARATING SOLID MATERIALS USING LIQUIDS OR USING PNEUMATIC TABLES OR JIGS
- B03B5/00—Washing granular, powdered or lumpy materials; Wet separating
- B03B5/28—Washing granular, powdered or lumpy materials; Wet separating by sink-float separation
- B03B5/30—Washing granular, powdered or lumpy materials; Wet separating by sink-float separation using heavy liquids or suspensions
- B03B5/36—Devices therefor, other than using centrifugal force
- B03B5/40—Devices therefor, other than using centrifugal force of trough type
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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
- B07B4/00—Separating solids from solids by subjecting their mixture to gas currents
- B07B4/02—Separating solids from solids by subjecting their mixture to gas currents while the mixtures fall
Abstract
The invention discloses building solid waste light substance separation equipment and an application method thereof. According to the invention, the light materials are screened by adopting the circulating water flow, and meanwhile, the sewage is recycled, so that the generation of dust is avoided, the environmental protection is good, the waste materials are pretreated by the fan, the light material separation effect is improved, the gathering hopper is arranged below the hopper, the waste materials can be prevented from being left in the water to the greatest extent, and the purposes of use reliability and high efficiency are achieved.
Description
Technical Field
The invention relates to the technical field of building waste recovery, in particular to building solid waste light substance separation equipment and an application method thereof.
Background
In recent years, infrastructure construction has been rapidly advancing with the enlargement of urbanization and urban scale. According to statistics, the amount of construction waste generated in the country is more than 20 hundred million tons every year. The traditional treatment mode of the construction waste is open-air stacking or landfill, which occupies a large amount of land and causes pollution to urban environment. The recycling technology of the construction waste in foreign countries is mature, on the basis of absorbing and digesting the developed technology in foreign countries, the domestic application of the construction waste in the backfill of various construction foundations is the most common treatment mode at present, but the construction waste has complex components, cannot be directly recycled, and is an important work for recycling the construction waste whether to efficiently and conveniently convert the construction waste into usable construction raw materials.
Disclosure of Invention
The invention aims to solve the defects in the prior art and provides a building solid waste light substance separation device and an application method thereof.
In order to achieve the purpose, the invention adopts the following technical scheme: a building solid waste light substance separation device comprises a feeding belt conveyor, a discharging belt conveyor, a three-stage sedimentation tank, a hopper and a water tank;
a hopper is arranged below a blanking port of the feeding belt conveyor, two opposite ventilation openings are reserved in the middle of the hopper, an axial flow fan is arranged at the reserved ventilation opening below the feeding belt conveyor and connected with the hopper through a flat opening air inlet cylinder, the end opening of the axial flow fan is circular, an L-shaped air outlet cylinder is fixed at the other air opening of the hopper through a bolt, and the air outlet of the L-shaped air outlet cylinder faces the ground vertically;
the cross section of the water tank is of a direct trapezoidal structure, a discharge belt conveyor is arranged in the front of the water tank along an inclined edge, the bottom of the discharge belt conveyor is positioned under a hopper, a material collecting hopper is arranged between the hopper and the discharge belt conveyor, and the material collecting hopper and the inner wall of the water tank are welded and fixed by a rod piece;
a water collecting pool, a water discharging channel and a third-stage sedimentation pool are dug on the periphery of the water tank, the water collecting pool is positioned below an outlet on one side of the water tank, which is far away from the discharging belt conveyor, the water discharging channel connects the water collecting pool to the third-stage sedimentation pool, and a filter screen is arranged in the water discharging channel;
the water tank is characterized in that a water pump is fixed on the side wall of the water tank through a bolt, a water outlet of the water pump is connected with a high-pressure spraying pipe through a circulating water pipe, the high-pressure spraying pipe is installed on the inner wall of the water tank and located right above the discharging belt conveyor, and a water inlet of the water pump is connected with the three-stage sedimentation tank through the circulating water pipe.
As a further description of the above technical solution:
the slag removing hole is reserved at the bottom of the water tank and is sealed by adopting a detachable steel plate.
As a further description of the above technical solution:
the utility model discloses a water tank, including water tank, ejection of compact belt feeder, one side exit that the water tank kept away from ejection of compact belt feeder is provided with the rake, the rake includes steel pipe and thin reinforcing bar, the welding of thin reinforcing bar is at the exterior wall of steel pipe, water tank exterior wall installs the motor, and the output shaft and the steel pipe rotation of motor are connected.
As a further description of the above technical solution:
the angle of inclination of the discharging belt conveyor is 20 degrees.
As a further description of the above technical solution:
the height of the hopper is 2.1 meters.
As a further description of the above technical solution:
the bottom of the water tank is funnel-shaped.
An application method of building solid waste light substance separation equipment comprises the following steps:
s1: the feeding belt conveyor conveys construction waste with the grain diameter of 25-50 millimeters into the hopper, the construction waste cleans lighter substances and fine sundries at the flat-opening air inlet cylinder on the way of falling, the cleaned sundries are discharged through the L-shaped air outlet cylinder, and the rest waste enters the water tank;
s2: after the waste enters water, the sunk part is guided by a collecting hopper and converged on a discharge belt conveyor, then the discharge belt conveyor removes light substances, the washed waste is sent out of a water tank, a slag cleaning hole is formed in the bottom of the water tank, impurities which cannot be smoothly sent out of the water tank fall into the bottom of the tank, the impurities are converged at the slag cleaning hole due to the special slope design of the bottom of the tank, and a sealing cover of the slag cleaning hole can be opened to clean the slag during later maintenance of equipment;
s3: the sewage treated in the third-stage sedimentation tank is conveyed into a high-pressure spray pipe in a water tank by a water pump through a circulating water pipe, impurities floating on the water surface are washed by the high-pressure spray pipe, and the impurities and water flow slowly move to a light substance outlet;
s4: the light material outlet is provided with a rotary rake which can pull out the light materials in the water out of the water tank, and the sewage and the water surface floating materials flow into the water collecting tank along the light material outlet. Sewage flows into the tertiary sedimentation tank through the drainage channel for secondary utilization, and the filter screen is established at the junction of the drainage channel and the water collecting tank to prevent light materials from entering the drainage channel.
Advantageous effects
The invention provides a building solid waste light substance separation device and an application method thereof. The method has the following beneficial effects:
the light material separating device has the advantages that the light material is screened by the circulating water flow, meanwhile, sewage is recycled, dust is avoided, the environment friendliness is good, waste materials are pretreated by the fan, the light material separating effect is improved, the collecting hopper is arranged below the collecting hopper, the waste materials can be prevented from being left in water to the maximum extent, the purposes of use reliability and high efficiency are achieved, the structure is simple, the use reliability is high, the separating benefit can be effectively improved, and the wide practicability is realized.
Drawings
FIG. 1 is a schematic diagram of the overall structure of a building solid waste light material separation device according to the present invention;
FIG. 2 is a schematic view of the structure of the hopper of the present invention;
FIG. 3 is a schematic view of the structure of the water tank of the present invention;
FIG. 4 is a schematic diagram showing the positional relationship among the hopper, the accumulation hopper and the discharge belt conveyor in the present invention.
Illustration of the drawings:
1. feeding a belt conveyor; 2. an axial flow fan; 3. a discharging belt conveyor; 4. a third-stage sedimentation tank; 5. a hopper; 6. harrowing; 7. a water collecting tank; 8. a water tank; 9. a water pump; 10. a drainage channel; 11. an L-shaped air outlet cylinder; 12. a flat-opening air inlet cylinder; 13. a high pressure spray pipe; 14. a gathering hopper; 15. a circulating water pipe; 16. a motor; 17. cleaning slag holes; 18. and (5) filtering by using a filter screen.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments.
Referring to fig. 1-4, the building solid waste light substance separation equipment comprises a feeding belt conveyor 1, a discharging belt conveyor 3, a three-stage sedimentation tank 4, a hopper 5 and a water tank 8;
a hopper 5 is arranged below a blanking port of the feeding belt conveyor 1, two opposite ventilation openings are reserved in the middle of the hopper 5, an axial flow fan 2 is arranged at the reserved ventilation opening below the feeding belt conveyor 1, the axial flow fan 2 is connected with the hopper 5 through a flat opening air inlet cylinder 12, the end interface of the axial flow fan 2 is circular, an L-shaped air outlet cylinder 11 is fixed at the other ventilation opening of the hopper 5 through a bolt, and the air outlet of the L-shaped air outlet cylinder 11 faces the ground vertically;
the section of the water tank 8 is of a direct trapezoidal structure, the discharging belt conveyor 3 is arranged in front of the water tank 8 along an inclined edge, the bottom of the discharging belt conveyor 3 is positioned under the hopper 5, a material collecting hopper 14 is arranged between the hopper 5 and the discharging belt conveyor 3, and the material collecting hopper 14 and the inner wall of the water tank 8 are welded and fixed by a rod piece;
a water collecting tank 7, a water drainage channel 10 and a third-stage sedimentation tank 4 are dug on the periphery of the water tank 8, the water collecting tank 7 is positioned below an outlet on one side of the water tank 8, which is far away from the discharge belt conveyor 3, the water drainage channel 10 communicates the water collecting tank 7 to the third-stage sedimentation tank 4, and a filter screen 18 is arranged in the water drainage channel 10;
a water pump 9 is fixed on the side wall of the water tank 8 through a bolt, a water outlet of the water pump 9 is connected with a high-pressure spray pipe 13 through a circulating water pipe 15, the high-pressure spray pipe 13 is installed on the inner wall of the water tank 8 and is positioned right above the discharge belt conveyor 3, and a water inlet of the water pump 9 is connected with the tertiary sedimentation tank 4 through the circulating water pipe 15.
A slag cleaning hole 17 is reserved at the bottom of the water tank 8, and the slag cleaning hole 17 is sealed by adopting a detachable steel plate.
One side exit that ejection of compact belt feeder 3 was kept away from to water tank 8 is provided with rake 6, and rake 6 includes steel pipe and thin steel bar, and the thin steel bar welding is at the outer table wall of steel pipe, and the thin steel bar is provided with a plurality of altogether, and a plurality of thin steel bar is the rectangular array and distributes, and the interval between two adjacent thin steel bars is 6cm, 8 outward appearance wall-mountings of water tank have motor 16, and motor 16's output shaft and steel pipe rotate to be connected.
The angle of inclination of the discharging belt conveyor 3 is 20 degrees.
The height of the hopper 5 is 2.1 meters.
The bottom of the water tank 8 is funnel-shaped.
An application method of building solid waste light substance separation equipment comprises the following steps:
s1: the feeding belt conveyor 1 feeds construction waste with the particle size of 25-50 mm into the hopper 5, the construction waste cleans lighter substances and fine sundries at the flat-opening air inlet cylinder 12 on the way of falling, the cleaned sundries are discharged through the L-shaped air outlet cylinder 11, and the rest waste enters the water tank 8;
s2: after the waste enters water, the part capable of sinking is guided by the collecting hopper 14 and is gathered on the discharging belt conveyor 3, then the discharging belt conveyor 3 removes light substances, the washed waste is sent out of the water tank 8, the bottom of the water tank 8 is provided with a slag cleaning hole 17, impurities which cannot be smoothly sent out of the water tank 8 fall into the bottom of the tank, the impurities are gathered at the slag cleaning hole 17 due to the special slope design of the bottom of the tank, and the sealing cover of the slag cleaning hole 17 can be opened to clean the slag when equipment is maintained in the later period;
s3: the sewage treated in the third-stage sedimentation tank 4 is sent into a high-pressure spray pipe 13 in a water tank 8 by a water pump 9 through a circulating water pipe 15, impurities floating on the water surface are washed by the high-pressure spray pipe 13, and the impurities and water flow slowly move to a light substance outlet;
s4: the light material outlet is provided with a rotary rake 6 which can pull out the light materials in the water out of the water tank 8, and the sewage and the water surface floating materials flow into the water collecting tank 7 along the light material outlet. The sewage flows into the third-stage sedimentation tank 4 through the drainage channel 10 for secondary utilization, and a filter screen 18 is arranged at the joint of the drainage channel 10 and the water collecting tank 7 to prevent light substances from entering the drainage channel 10.
In the description herein, references to the description of "one embodiment," "an example," "a specific example," etc., mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the technical solutions and the inventive concepts thereof according to the present invention should be equivalent or changed within the scope of the present invention.
Claims (7)
1. A building solid waste light substance separation device is characterized by comprising a feeding belt conveyor (1), a discharging belt conveyor (3), a three-stage sedimentation tank (4), a hopper (5) and a water tank (8);
a hopper (5) is arranged below a blanking port of the feeding belt conveyor (1), two opposite ventilation openings are reserved in the middle of the hopper (5), an axial flow fan (2) is mounted at the position of the ventilation opening reserved below the feeding belt conveyor (1), the axial flow fan (2) is connected with the hopper (5) through a flat opening air inlet cylinder (12), the end interface of the axial flow fan (2) is circular, an L-shaped air outlet cylinder (11) is fixed at the other ventilation opening of the hopper (5) through a bolt, and the air outlet of the L-shaped air outlet cylinder (11) faces the ground vertically;
the section of the water tank (8) is of a direct trapezoidal structure, a discharge belt conveyor (3) is arranged in front of the water tank (8) along an inclined edge, the bottom of the discharge belt conveyor (3) is positioned under a hopper (5), a gathering hopper (14) is arranged between the hopper (5) and the discharge belt conveyor (3), and the gathering hopper (14) and the inner wall of the water tank (8) are welded and fixed by adopting a rod piece;
a water collecting tank (7), a water discharging channel (10) and a three-stage sedimentation tank (4) are excavated at the periphery of the water tank (8), the water collecting tank (7) is positioned below an outlet at one side of the water tank (8) far away from the discharging belt conveyor (3), the water discharging channel (10) communicates the water collecting tank (7) to the three-stage sedimentation tank (4), and a filter screen (18) is arranged in the water discharging channel (10);
the water tank is characterized in that a water pump (9) is fixed on the side wall of the water tank (8) through a bolt, a water outlet of the water pump (9) is connected with a high-pressure spray pipe (13) through a circulating water pipe (15), the high-pressure spray pipe (13) is installed on the inner wall of the water tank (8) and located right above the discharging belt conveyor (3), and a water inlet of the water pump (9) is connected with a three-stage sedimentation tank (4) through the circulating water pipe (15).
2. The building solid waste light substance separation equipment according to claim 1, characterized in that a slag cleaning hole (17) is reserved at the bottom of the water tank (8), and the slag cleaning hole (17) is sealed by a detachable steel plate.
3. The building solid waste light substance separation equipment according to claim 1, characterized in that a rake (6) is arranged at an outlet of one side of the water tank (8) far away from the discharging belt conveyor (3), the rake (6) comprises a steel pipe and thin steel bars, the thin steel bars are welded on the outer wall of the steel pipe, a motor (16) is installed on the outer wall of the water tank (8), and an output shaft of the motor (16) is rotatably connected with the steel pipe.
4. The building solid waste light material separation equipment according to claim 1, wherein the angle of inclination of the discharging belt conveyor (3) is 20 degrees.
5. The building solid waste light material separation equipment according to claim 1, characterized in that the height of the hopper (5) is 2.1 meters.
6. The building solid waste light material separating device of claim 1, wherein the bottom of the water tank (8) is funnel-shaped.
7. An application method of building solid waste light substance separation equipment is characterized by comprising the following steps:
s1: the feeding belt conveyor (1) sends construction waste with the grain size of 25-50 mm into the hopper (5), the construction waste cleans light substances and fine sundries at the flat-opening air inlet cylinder (12) on the way of falling, the cleaned sundries are discharged through the L-shaped air outlet cylinder (11), and the rest waste enters the water tank (8);
s2: after the waste enters water, the part capable of sinking is guided by a collecting hopper (14) and is gathered on a discharging belt conveyor (3), then the discharging belt conveyor (3) is used for removing light substances, the washed waste is sent out of a water tank (8), a slag cleaning hole (17) is formed in the bottom of the water tank (8), impurities which cannot be smoothly sent out of the water tank (8) fall into the bottom of the tank, the impurities are gathered at the slag cleaning hole (17) due to the special slope design of the bottom of the tank, and a sealing cover of the slag cleaning hole (17) can be opened to clean the slag when equipment is maintained in the later period;
s3: the sewage treated in the third-stage sedimentation tank (4) is sent into a high-pressure spray pipe (13) in a water tank (8) by a water pump (9) through a circulating water pipe (15), impurities floating on the water surface are washed by the high-pressure spray pipe (13), and the impurities and water flow slowly move to a light substance outlet;
s4: the light material outlet is provided with a rotary rake (6) which can pull the light material out of the water tank (8), and the sewage and the water surface floating material all flow into the water collecting tank (7) along the light material outlet. Sewage flows into the three-stage sedimentation tank (4) through the drainage channel (10) for secondary utilization, and a filter screen (18) is arranged at the joint of the drainage channel (10) and the water collecting tank (7) to prevent light substances from entering the drainage channel (10).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010882387.3A CN112058482B (en) | 2020-08-28 | 2020-08-28 | Building solid waste light material separation equipment and application method |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010882387.3A CN112058482B (en) | 2020-08-28 | 2020-08-28 | Building solid waste light material separation equipment and application method |
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| CN112058482A true CN112058482A (en) | 2020-12-11 |
| CN112058482B CN112058482B (en) | 2022-02-15 |
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| CN113499852A (en) * | 2021-08-05 | 2021-10-15 | 顺叱华(青岛)智能科技有限公司 | Stale and rotten mixed garbage washing and classifying equipment and manufacturing method thereof |
| CN114226057A (en) * | 2021-12-19 | 2022-03-25 | 郑仁川 | Light material wet separator for construction waste treatment |
| CN114950683A (en) * | 2022-05-24 | 2022-08-30 | 北京住六混凝土有限公司 | Construction waste coarse aggregate recycling device |
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| CN114950683A (en) * | 2022-05-24 | 2022-08-30 | 北京住六混凝土有限公司 | Construction waste coarse aggregate recycling device |
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| CN112058482B (en) | 2022-02-15 |
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