CN111701717A - Efficient grading screening method for building aggregate - Google Patents

Efficient grading screening method for building aggregate Download PDF

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Publication number
CN111701717A
CN111701717A CN202010587129.2A CN202010587129A CN111701717A CN 111701717 A CN111701717 A CN 111701717A CN 202010587129 A CN202010587129 A CN 202010587129A CN 111701717 A CN111701717 A CN 111701717A
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CN
China
Prior art keywords
box
screening
aggregate
water inlet
water
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Withdrawn
Application number
CN202010587129.2A
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Chinese (zh)
Inventor
石盼盼
刘天芳
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石盼盼
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Priority to CN202010587129.2A priority Critical patent/CN111701717A/en
Publication of CN111701717A publication Critical patent/CN111701717A/en
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    • BPERFORMING OPERATIONS; TRANSPORTING
    • B03SEPARATION 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
    • B03BSEPARATING SOLID MATERIALS USING LIQUIDS OR USING PNEUMATIC TABLES OR JIGS
    • B03B5/00Washing granular, powdered or lumpy materials; Wet separating
    • B03B5/62Washing granular, powdered or lumpy materials; Wet separating by hydraulic classifiers, e.g. of launder, tank, spiral or helical chute concentrator type
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B03SEPARATION 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
    • B03BSEPARATING SOLID MATERIALS USING LIQUIDS OR USING PNEUMATIC TABLES OR JIGS
    • B03B11/00Feed or discharge devices integral with washing or wet-separating equipment

Abstract

The invention discloses a high-efficiency grading screening method for building aggregates, which mainly comprises the following steps: s1, storing water; s2, screening; s3, blanking; s4, discharging; the utility model provides a building aggregate is with high-efficient classified screening device, the power distribution box comprises a box body, the feed inlet has been seted up to the box upper end, water inlet and overflow mouth have still been seted up to the box lateral wall, and water inlet and overflow mouth are located the relative lateral wall of box respectively, and the socle level of overflow mouth is higher than the nose elevation of pipe of water inlet, the level is equipped with the horizontal plate in the box, the vertical riser that is equipped with between terminal surface and the box diapire under the horizontal plate, and the box is inside to separate for screening district and unloading district through horizontal plate and riser. According to the invention, the aggregate is sorted by using the impact force of the water flow, so that the aggregate can be cleaned and sorted in multiple stages, the problem of material blockage during sorting is avoided, the continuous operation can be realized, the sorting efficiency is high, and the sorting quality is good.

Description

Efficient grading screening method for building aggregate
Technical Field
The invention relates to the technical field of building equipment, in particular to an efficient grading screening method for building aggregates.
Background
The aggregate is an extremely important raw material in building construction, generally plays a skeleton role in the building, and is generally divided into coarse aggregate and fine aggregate according to the granularity, wherein the diameter of the fine aggregate is 0.16-5 mm, and the diameter of the coarse aggregate is larger than 5 mm.
Current aggregate screening cleaning means mostly goes on through screen cloth cooperation pond, but during the in-service use, the mesh of screen cloth is very easily plugged up by the aggregate to influence the efficiency of screening, there are many impurities in the raw materials simultaneously and float on the water surface, when the aggregate after the screening was dragged for from the pond, because the tension effect of water, the very easy adhesion once more of impurity floated in the water is on the aggregate, thereby makes the cleaning performance of aggregate extremely poor.
Disclosure of Invention
The invention aims to solve the defects of low aggregate screening and cleaning efficiency and poor cleaning effect in the prior art, and provides an efficient grading screening method for building aggregates.
In order to achieve the purpose, the invention adopts the following technical scheme:
an efficient grading screening method for building aggregates mainly comprises the following steps:
s1, water storage: starting a water pump to supply water into the screening area through a water inlet so that the water in the screening area can overflow out of the box body from the overflow port;
s2, screening: raw materials are put into the screening area through the feeding hole, aggregates with different granularities in the raw materials respectively fall to a plurality of discharging holes under the impact of water flow in the water inlet, and fall into corresponding discharging mechanisms through corresponding discharging holes;
s3, blanking: starting a driving motor, driving the discharging mechanism to operate by the driving motor, and conveying the aggregate screened at the discharging opening to the corresponding storage hopper by the corresponding discharging mechanism;
s4, discharging: opening a sealing door in the corresponding discharge port, and taking out the aggregate in the storage hopper;
the efficient grading screening method for the building aggregate further relates to an efficient grading screening device for the building aggregate, which comprises a box body, wherein a feed inlet is formed in the upper end of the box body, a water inlet and an overflow port are further formed in the side wall of the box body, the water inlet and the overflow port are respectively positioned on the opposite side wall of the box body, the height of the tube bottom of the overflow port is higher than that of the tube top of the water inlet, a horizontal plate is horizontally arranged in the box body, a vertical plate is vertically arranged between the lower end surface of the horizontal plate and the inner bottom wall of the box body, and the interior of the box body is divided into a screening area and a;
a plurality of triangular plates are sequentially arranged on the horizontal plate, a discharge port is formed between every two adjacent triangular plates, a plurality of material storage hoppers corresponding to the discharge ports are respectively arranged on the inner bottom wall of the box body, and a blanking mechanism is arranged between each discharge port and the corresponding material storage hopper;
unloading mechanism is including installing the driving motor on the box, driving motor's output shaft extends to in the unloading district and horizontally connect with the bull stick, discharge gate lower extreme opening part is connected with the standpipe, the bull stick evenly is connected with a plurality of fixed plates along radial, the symmetry cover is equipped with the mounting panel on the bull stick, and a plurality of mounting panels are located a plurality of fixed plate both sides respectively, and the side that a plurality of mounting panels are relative all with a plurality of fixed plate fixed connection, the recess that matches with the mounting panel is seted up to the intraductal symmetry of standpipe, and one side that a plurality of mounting panels and fixed plate are close to the recess all with recess cell wall seal sliding connection.
Preferably, a water pump is arranged at the water inlet, and the output end of the water pump is communicated with the water inlet.
Preferably, the projection of two adjacent fixing plates on the mounting plate forms a sector arc which is larger than the size of the discharge hole.
Preferably, each material storage hopper lower extreme all is equipped with the bin outlet with external intercommunication, every all be equipped with sealing door in the bin outlet.
Compared with the prior art, the invention has the beneficial effects that: the aggregate is sorted by utilizing the impact force of water flow, the aggregate can be cleaned, multi-stage sorting can be performed on the aggregate, the problem of material clamping during sorting is avoided, continuous work can be performed, the sorting efficiency is high, and the sorting quality is good.
Drawings
FIG. 1 is a schematic structural view of an efficient classifying and screening apparatus for building aggregates according to the efficient classifying and screening method for building aggregates of the present invention;
FIG. 2 is a schematic view of a part of the structure of a blanking mechanism in the efficient classifying and screening device for building aggregates of the efficient classifying and screening method for building aggregates of the present invention;
fig. 3 is an enlarged view of a point a in fig. 1.
In the figure: the device comprises a box body 1, a feeding hole 2, a water inlet 3, a water pump 4, an overflow port 5, a horizontal plate 6, a vertical plate 7, a first discharging hole 8, a triangular prism plate 9, a second discharging hole 10, a third discharging hole 11, a vertical pipe 12, a first material storage hopper 13, a second material storage hopper 14, a third material storage hopper 15, a driving motor 16, a rotating rod 17, a mounting plate 18, a fixing plate 19, a screening area 20 and a blanking area 21.
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. 1-3, an efficient grading screening method for building aggregates mainly comprises the following steps:
s1, water storage: the water pump 4 is started to supply water into the screening area 20 through the water inlet 3, so that the water in the screening area can overflow out of the box body 1 from the overflow port 5;
s2, screening: raw materials are fed into the screening area 20 through the feeding hole 2, aggregates with different particle sizes in the raw materials respectively fall to a plurality of discharging holes under the impact of water flow in the water inlet 3, and fall into corresponding discharging mechanisms through corresponding discharging holes;
s3, blanking: starting the driving motor 16, driving the discharging mechanism to run by the driving motor 16, and conveying the aggregate screened at the discharging opening to the corresponding storage hopper by the corresponding discharging mechanism;
s4, discharging: opening a sealing door in the corresponding discharge port, and taking out the aggregate in the storage hopper;
the efficient grading screening method for the building aggregate further relates to an efficient grading screening device for the building aggregate, which comprises a box body 1, wherein a feed inlet 2 is formed in the upper end of the box body 1, the feed inlet 2 is positioned on one side close to a water inlet 3, a water inlet 3 and an overflow port 5 are further formed in the side wall of the box body 1, the water inlet 3 and the overflow port 5 are respectively positioned on the opposite side walls of the box body 1, the height of the bottom of the overflow port 5 is higher than the height of the top of the water inlet 3, the water inlet 3 is formed in the side wall on the left side of the box body 1, a water pump 4 is arranged at the water inlet 3, the output end of the water pump 4 is communicated with the water inlet 3, the water outlet end of the overflow port 5 is connected with external reuse water equipment through a guide pipe, so as to avoid waste of water resources, a horizontal plate 6 is horizontally arranged in the box body 1, a vertical plate 7 is vertically arranged between the lower end face, wherein, the area between one side of the vertical plate far away from the blanking area 21 and the inner wall of the box body 1 is a sedimentation area;
the horizontal plate 6 is sequentially provided with a plurality of triangular plates 9, a discharge hole is formed between every two adjacent triangular plates 9, a screening area 20 is communicated with a blanking area 21 through a feed hole, a first discharge hole 8, a second discharge hole 10 and a third discharge hole 11 are sequentially formed from left to right, a plurality of material storage hoppers corresponding to the discharge holes are respectively arranged on the inner bottom wall of the box body 1, a first material storage hopper 13, a second material storage hopper 14 and a third material storage hopper 15 are sequentially formed from left to right, the lower end of each material storage hopper is provided with a discharge hole communicated with the outside, a sealing door is arranged in each discharge hole, and a blanking mechanism is arranged between each discharge hole and the corresponding material storage hopper;
the blanking mechanism comprises a driving motor 16 arranged on the box body 1, an output shaft of the driving motor 16 extends into a blanking area 21 and is horizontally connected with a rotating rod 17, an opening at the lower end of the discharging port is connected with a vertical pipe 12, the rotating rod 17 is uniformly connected with a plurality of fixing plates 19 along the radial direction, the rotating rod 17 is symmetrically sleeved with a plurality of mounting plates 18, the mounting plates 18 are respectively positioned at two sides of the fixing plates 19, the opposite side surfaces of the mounting plates 18 are fixedly connected with the fixing plates 19, grooves matched with the mounting plates 18 are symmetrically formed in the vertical pipe 12, one sides of the mounting plates 18 and the fixing plates 19 close to the grooves are in sealed sliding connection with the groove walls, a fan-shaped circular arc formed by the projections of two adjacent fixing plates 19 on the mounting plates 18 is larger than the size of the discharging port, the opening of a hopper formed by two adjacent fixing plates 19 and two mounting, the water in the screening area flows into the blanking area through the discharge hole.
The device can be used for illustrating the functional principle in the following operation modes: when raw materials fall into the screening area 20 through the feeding port 2, the raw materials are impacted by water flow of the water inlet 3, the raw materials move towards the lower right direction in the screening area under the action of self gravity and water flow, wherein the raw materials with larger granularity and heavier mass firstly fall on the inclined plane of the triangular plates at the left and right sides of the first discharging port 8 close to the first discharging port 8 or in the first discharging port 8, the raw materials falling on the inclined plane of the triangular plates at the left and right sides of the first discharging port 8 close to the first discharging port 8 can gradually roll into the first discharging port 8, and by analogy, aggregates can be screened, the blocking of the aggregates is avoided, meanwhile, impurities such as dust and the like adhered on the raw materials are separated from the aggregates under the washing of the water flow and impact on the inner wall at the right side of the box body 1 along with the water flow, the flow velocity of the water flow is slowed down, the heavier impurities fall on the inner bottom wall of the box body 1 along, some impurities in the raw materials which are lighter and float on the surface of the water body are discharged out of the box body 1 along with the outflow of the water body, so that secondary pollution is avoided;
after a certain time, the driving motor 16 is started, the driving motor 16 drives the rotating rod 17 to rotate, the rotating rod 17 drives the plurality of hoppers to sequentially and relatively accept aggregate with the discharge port, the hoppers which are initially opposite to the discharge port gradually turn over and are separated from the vertical pipe 12 under the rotation of the rotating rod 17, the aggregate in the hoppers is poured into the corresponding storage hoppers, and then the sealing doors in the discharge port are opened at regular time to take out the aggregate in the storage hoppers.
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 able to cover the technical scope of the present invention and the equivalent alternatives or modifications according to the technical solution and the inventive concept of the present invention within the technical scope of the present invention.

Claims (4)

1. The efficient grading screening method for the building aggregate is characterized by mainly comprising the following steps of:
s1, water storage: starting a water pump (4) to supply water into the screening area (20) through a water inlet (3) so that the water in the screening area can overflow out of the box body (1) from an overflow port (5);
s2, screening: raw materials are fed into the screening area (20) through the feeding hole (2), aggregates with different particle sizes in the raw materials respectively fall to a plurality of discharging holes under the impact of water flow in the water inlet (3), and fall into corresponding discharging mechanisms through corresponding discharging holes;
s3, blanking: starting a driving motor (16), driving the discharging mechanism to run by the driving motor (16), and conveying the aggregate screened at the discharging opening to a corresponding storage hopper by the corresponding discharging mechanism;
s4, discharging: opening a sealing door in the corresponding discharge port, and taking out the aggregate in the storage hopper;
the efficient grading screening method for the building aggregate further relates to an efficient grading screening device for the building aggregate, and the efficient grading screening device comprises a box body (1), wherein a feeding hole (2) is formed in the upper end of the box body (1), a water inlet (3) and an overflow port (5) are further formed in the side wall of the box body (1), the water inlet (3) and the overflow port (5) are respectively located on the opposite side wall of the box body (1), the height of the bottom of the overflow port (5) is higher than that of the top of the water inlet (3), a horizontal plate (6) is horizontally arranged in the box body (1), a vertical plate (7) is vertically arranged between the lower end face of the horizontal plate (6) and the inner bottom wall of the box body (1), and the interior of the box body (1) is divided into a screening area (20) and a blanking area (21) through the horizontal plate;
a plurality of triangular plates (9) are sequentially arranged on the horizontal plate (6), a discharge port is formed between every two adjacent triangular plates (9), a plurality of material storage hoppers corresponding to the discharge ports are respectively arranged on the inner bottom wall of the box body (1), and a blanking mechanism is arranged between each discharge port and the corresponding material storage hopper;
unloading mechanism is including installing driving motor (16) on box (1), the output shaft of driving motor (16) extends to in unloading district (21) and horizontally connect has bull stick (17), discharge gate lower extreme opening part is connected with standpipe (12), bull stick (17) are along radially evenly being connected with a plurality of fixed plates (19), the symmetry cover is equipped with mounting panel (18) on bull stick (17), and a plurality of mounting panel (18) are located a plurality of fixed plate (19) both sides respectively, and a plurality of mounting panel (18) relative side all with a plurality of fixed plate (19) fixed connection, the recess that matches with mounting panel (18) is seted up to the symmetry in standpipe (12), and a plurality of mounting panel (18) and fixed plate (19) are close to one side of recess and all with recess cell wall seal sliding connection.
2. The efficient grading and screening method for building aggregates according to claim 1, wherein a water pump (4) is arranged at the water inlet (3), and the output end of the water pump (4) is communicated with the water inlet (3).
3. The efficient grading screening method for building aggregates according to claim 1, characterized in that the projection of two adjacent fixing plates (19) on the mounting plate (18) forms a sector arc which is larger than the size of the discharge hole.
4. The efficient classifying and screening method for building aggregates according to claim 1, wherein each of the storage hoppers is provided at a lower end thereof with a discharge port communicating with the outside, and each of the discharge ports is provided therein with a sealing door.
CN202010587129.2A 2020-06-24 2020-06-24 Efficient grading screening method for building aggregate Withdrawn CN111701717A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202010587129.2A CN111701717A (en) 2020-06-24 2020-06-24 Efficient grading screening method for building aggregate

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Application Number Priority Date Filing Date Title
CN202010587129.2A CN111701717A (en) 2020-06-24 2020-06-24 Efficient grading screening method for building aggregate

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN113457277A (en) * 2021-06-08 2021-10-01 金川集团股份有限公司 Multifunctional grading and purifying system for slurry

Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2000051732A (en) * 1998-08-07 2000-02-22 Kyoboshi:Kk Gravity sorting method of aggregate and gravity sorting device of aggregate
KR100478716B1 (en) * 2004-07-27 2005-03-24 주식회사 그린환경 Manufacture device of circulation aggregate that use water screen
CN103611721A (en) * 2013-12-04 2014-03-05 中联重科物料输送设备有限公司 Hydraulic separator and construction waste material resource utilization system
CN203526067U (en) * 2013-09-29 2014-04-09 新疆宇鑫混凝土有限公司 Concrete drying aggregate continuous multi-stage winnowing grading device
CN206152959U (en) * 2016-11-01 2017-05-10 武汉东湖学院 Sorting device is retrieved to building rubbish
CN107754972A (en) * 2017-11-30 2018-03-06 成都问达茂源科技有限公司 A kind of sticky rice washing device of band removal of impurities
CN207308086U (en) * 2017-04-26 2018-05-04 郑州航空工业管理学院 A kind of civil engineering work waste treatment device

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2000051732A (en) * 1998-08-07 2000-02-22 Kyoboshi:Kk Gravity sorting method of aggregate and gravity sorting device of aggregate
KR100478716B1 (en) * 2004-07-27 2005-03-24 주식회사 그린환경 Manufacture device of circulation aggregate that use water screen
CN203526067U (en) * 2013-09-29 2014-04-09 新疆宇鑫混凝土有限公司 Concrete drying aggregate continuous multi-stage winnowing grading device
CN103611721A (en) * 2013-12-04 2014-03-05 中联重科物料输送设备有限公司 Hydraulic separator and construction waste material resource utilization system
CN206152959U (en) * 2016-11-01 2017-05-10 武汉东湖学院 Sorting device is retrieved to building rubbish
CN207308086U (en) * 2017-04-26 2018-05-04 郑州航空工业管理学院 A kind of civil engineering work waste treatment device
CN107754972A (en) * 2017-11-30 2018-03-06 成都问达茂源科技有限公司 A kind of sticky rice washing device of band removal of impurities

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN113457277A (en) * 2021-06-08 2021-10-01 金川集团股份有限公司 Multifunctional grading and purifying system for slurry

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Application publication date: 20200925