CN111871787A - Screening device for building materials and using method - Google Patents
Screening device for building materials and using method Download PDFInfo
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- CN111871787A CN111871787A CN202010769754.9A CN202010769754A CN111871787A CN 111871787 A CN111871787 A CN 111871787A CN 202010769754 A CN202010769754 A CN 202010769754A CN 111871787 A CN111871787 A CN 111871787A
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- screening
- screen
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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
- B07B1/00—Sieving, screening, sifting, or sorting solid materials using networks, gratings, grids, or the like
- B07B1/005—Transportable screening plants
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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
- B07B1/00—Sieving, screening, sifting, or sorting solid materials using networks, gratings, grids, or the like
- B07B1/28—Moving screens not otherwise provided for, e.g. swinging, reciprocating, rocking, tilting or wobbling screens
- B07B1/34—Moving screens not otherwise provided for, e.g. swinging, reciprocating, rocking, tilting or wobbling screens jigging or moving to-and-fro perpendicularly or approximately perpendiculary to the plane of the screen
- B07B1/343—Moving screens not otherwise provided for, e.g. swinging, reciprocating, rocking, tilting or wobbling screens jigging or moving to-and-fro perpendicularly or approximately perpendiculary to the plane of the screen with mechanical drive elements other than electromagnets
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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
- B07B1/00—Sieving, screening, sifting, or sorting solid materials using networks, gratings, grids, or the like
- B07B1/42—Drive mechanisms, regulating or controlling devices, or balancing devices, specially adapted for screens
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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
- B07B1/00—Sieving, screening, sifting, or sorting solid materials using networks, gratings, grids, or the like
- B07B1/46—Constructional details of screens in general; Cleaning or heating of screens
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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
- B07B2201/00—Details applicable to machines for screening using sieves or gratings
- B07B2201/04—Multiple deck screening devices comprising one or more superimposed screens
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Combined Means For Separation Of Solids (AREA)
Abstract
The invention relates to the technical field of building construction equipment, and discloses a screening device for building materials and a using method thereof. The automatic feeding device comprises a protective shell, wherein a first screening cavity is formed in the upper end of the interior of the protective shell, a second screening cavity is formed in the interior of the protective shell and is positioned at the lower end of the first screening cavity, a third screening cavity is formed in the interior of the protective shell and is positioned at the lower end of the second screening cavity, a preliminary discharging cavity is formed in the interior of the protective shell and is positioned at the lower end of the third screening cavity, two limiting brackets are welded to two sides of the interior of the second screening cavity, the interior of the third screening cavity and the interior of the preliminary discharging cavity, and a lifting plate is connected to the interior of each limiting bracket in a sliding mode. According to the invention, the screen mesh can be automatically vibrated by arranging the transmission mechanism to screen the gravels, so that the working strength of operators is effectively reduced, and the gravels with various specifications can be screened simultaneously by arranging a plurality of groups of screening mechanisms, so that the screening efficiency is greatly improved.
Description
Technical Field
The invention relates to the technical field of building construction equipment, in particular to a screening device for building materials and a using method of the screening device.
Background
The sandstone refers to a loose mixture of sand grains and broken stones, geology refers to mineral or rock particles with the grain diameter of 0.074-2 mm as sand, and refers to gravel or cobble with the grain diameter larger than 2mm, the two are different in rounding degree, if the broken stones in the sandstone are mostly gravels, the gravel is called sand gravel, sandstone is called sandstone in daily life, the sandstone is often used as a high-quality building material and a concrete raw material and is widely applied to the fields of houses, roads, highways, railways, engineering and the like because of good hardness and stable chemical properties, the sandstone needs to be screened by using a screening device before use, but the working strength of operators is higher when the existing device is used for screening the sandstone, the screening process is more, and the screening efficiency is poorer.
Disclosure of Invention
The invention aims to provide a screening device for building materials and a using method thereof, and aims to solve the problems that the existing device has more screening processes and poorer screening efficiency when screening sand and stone.
In order to achieve the purpose, the invention adopts the following technical scheme:
a screening device for building materials comprises a protective shell, wherein a first screening cavity is formed in the upper end of the interior of the protective shell, a second screening cavity is formed in the interior of the protective shell and located at the lower end of the first screening cavity, a third screening cavity is formed in the interior of the protective shell and located at the lower end of the second screening cavity, and a preliminary discharging cavity is formed in the interior of the protective shell and located at the lower end of the third screening cavity;
two sides of the inner parts of the second screening cavity, the third screening cavity and the prepared discharging cavity are welded and connected with limiting supports, and lifting plates are connected in the limiting supports in a sliding mode;
a first screen is welded and connected to the inner portion of the second screening cavity and the upper end of the lifting plate, a second screen is welded and connected to the inner portion of the third screening cavity and the upper end of the lifting plate, and a third screen is welded and connected to the inner portion of the preliminary discharging cavity and the upper end of the lifting plate;
the lower ends of one side of the protective shell, which are positioned on one side of the first screening cavity, the second screening cavity and the third screening cavity, are all welded and connected with a material collecting hopper, one side of the material collecting hopper, which is positioned on the uppermost end and is positioned on the first screening cavity, is welded and connected with a fourth screen, one side of the material collecting hopper, which is positioned on the middle position and is positioned on the second screening cavity, is welded and connected with a fifth screen, and one side of the material collecting hopper, which is positioned on the lowermost end and is positioned on the third screening cavity, is welded and connected with a sixth screen;
and transmission mechanisms are arranged in the second screening cavity, the third screening cavity and the prepared discharging cavity and are used for vibrating the first screen, the second screen or the third screen.
Preferably, the transmission mechanism comprises a servo motor, a power transmission shaft, a first eccentric wheel, a second eccentric wheel, two lifting brackets, two return springs, two limiting plates and two rollers;
the power transmission axle set up in servo motor's output, first eccentric wheel set up in the outside of power transmission axle one end, the second eccentric wheel set up in the outside of the power transmission axle other end, the limiting plate is located second screening chamber, third screening chamber and prepares the both sides of ejection of compact intracavity portion, lifting support sliding connection in the inside of limiting plate, return spring cup joint in the outside of lifting support upper end just is located the lower extreme of limiting plate, the gyro wheel rotate connect in lifting support's lower extreme, just lifting support's upper end supports with first screen cloth, second screen cloth or third screen cloth bottom surface mutually.
Preferably, circular grooves are formed in one sides of the interiors of the second screening cavity, the third screening cavity and the prepared discharging cavity, the inner diameter of each circular groove is the same as the outer diameter of one end, away from the servo motor, of the power transmission shaft, and the power transmission shaft is connected with the protective shell in a rotating mode.
Preferably, the lower extreme of protecting sheathing both sides all has two bracing pieces through welded connection, just the lower extreme of bracing piece all is through fixedly connected with rubber pad foot for the whole support to the device.
Preferably, the bottoms of the first screen, the second screen and the third screen are all provided with an inclined slope; and/or the collecting hopper is provided with an inclination of slope.
Preferably, the lower end of the protective shell is connected with a first discharge pipe through welding.
Preferably, the shape of the preliminary discharging cavity is semicircular.
Preferably, the guide grooves are formed in the lower end of the prepared discharging cavity and on two sides of the first discharging pipe.
Preferably, the third collecting hopper is connected with a second discharging pipe in a welding mode at one end far away from the protective shell.
One of the objects of the present invention is to provide a method for using a screening apparatus for building materials, comprising the steps of:
s1: pouring the sand to be screened into the first screening cavity;
s2: starting a servo motor on one side of the second screening cavity, driving a lifting support to move up and down through a second eccentric wheel and a first eccentric wheel after the servo motor is started, so that the servo motor impacts the first screen to vibrate the first screen, the sand meeting the requirement during vibration of the first screen enters the second screening cavity through the first screen, and the rest sand enters the inside of the uppermost end collecting hopper and is discharged through a second discharge pipe;
s3: starting a servo motor on one side of the third screening cavity, driving the second screen to vibrate after the servo motor is started, enabling the sand meeting the requirement to enter the third screening cavity through the second screen when the second screen vibrates, and enabling the rest sand to enter the collecting hopper positioned in the middle and be discharged through a second discharge pipe;
s4: starting a servo motor on one side of the prepared discharging cavity, driving a third screen to vibrate after the servo motor is started, enabling sand meeting requirements to enter the prepared discharging cavity through the third screen when the third screen vibrates, discharging the sand through a first discharging pipe, and enabling the rest sand to enter the inner part of a collecting hopper at the lowest end and discharge the sand through a second discharging pipe;
s5: and storing the sand discharged from the three second discharge pipes and the first discharge pipe in a classified manner.
Compared with the prior art, the invention has the beneficial effects that:
(1) the invention can lead the screen mesh to automatically vibrate by arranging the transmission mechanism to screen the sand, thereby effectively reducing the working strength of operators.
(2) According to the invention, multiple groups of screening mechanisms are arranged, so that gravels with various specifications can be screened at the same time, and the screening efficiency is greatly improved.
Drawings
FIG. 1 is a schematic view showing the overall construction of one end of a screening apparatus for construction materials according to the present invention;
FIG. 2 is a schematic view of the overall structure of the other end of the screening apparatus for construction materials according to the present invention;
FIG. 3 is a schematic view of an overall cutaway structure of one end of a screening apparatus for construction materials according to the present invention;
FIG. 4 is a schematic view of an overall sectional structure of the other end of the screening apparatus for construction materials according to the present invention;
FIG. 5 is a front view showing an overall sectional view of a screening apparatus for construction materials according to the present invention;
FIG. 6 is a partial perspective view of a drive mechanism of a screening apparatus for construction materials in accordance with the present invention;
FIG. 7 is a side view of an overall sectional view of a screening apparatus for construction materials according to the present invention;
fig. 8 is a plan view of an overall cutaway view of a screening apparatus for construction materials in accordance with the present invention.
In the figure: 1. a protective housing; 2. a support bar; 3. a rubber foot pad; 4. a first discharge pipe; 5. a collection hopper; 6. a second discharge pipe; 7. a first screen; 8. a transmission mechanism; 9. a second screen; 10. a third screen; 11. a guide groove; 12. a fourth screen; 13. a fifth screen; 14. a sixth screen; 15. a limiting bracket; 16. a lifting plate; 17. a first screening chamber; 18. a second screening chamber; 19. a third screening chamber; 20. preparing a discharging cavity; 21. a servo motor; 22. a power transmission shaft; 23. a first eccentric wheel; 24. a second eccentric wheel; 25. a lifting support; 26. a return spring; 27. a limiting plate; 28. and a roller.
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.
In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are merely for convenience in describing the present invention and simplifying the description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention.
Referring to fig. 1-4, a screening device for building materials comprises a protective casing 1, wherein two support rods 2 are welded and connected to the lower ends of two sides of the protective casing 1, so that the protective casing 1 is more stably fixed; the equal fixedly connected with rubber pad foot 3 of lower extreme of four bracing pieces 2 for rubber pad foot 3 can protect bracing piece 2, and the lower extreme of rubber pad foot 3 is provided with anti-skidding line, with increase device and unable adjustment base's frictional force, thereby makes the fixed more firm of device, and is concrete, and the material of rubber pad foot 3 is preferably rubber.
Referring to fig. 3-5, a first screening chamber 17 is disposed at the upper end inside the protective casing 1, a second screening chamber 18 is disposed inside the protective casing 1 and at the lower end of the first screening chamber 17, a third screening chamber 19 is disposed inside the protective casing 1 and at the lower end of the second screening chamber 18, and a preliminary discharging chamber 20 is disposed inside the protective casing 1 and at the lower end of the third screening chamber 19.
The lower end of the protective shell 1 is connected with a first discharge pipe 4 in a welding mode, and sand and stones in the prepared discharge cavity 20 can be discharged more conveniently through the arrangement of the first discharge pipe 4; prepare the shape of unloading chamber 20 and be hollow half cylinder for prepare that the raw materials of unloading chamber 20 inside can assemble automatically and prepare the bottom of unloading chamber 20 inside, prepare the lower extreme of unloading chamber 20 inside and be located the both sides of first discharging pipe 4 and all seted up guide way 11, the low both sides height in middle of guide way 11, make the raw materials of preparing unloading chamber 20 bottom can assemble automatically and prepare the intermediate position of unloading chamber 20 bottom.
Referring to fig. 4-5, two sides of the interior of the second screening chamber 18, the interior of the third screening chamber 19 and the preparatory discharging chamber 20 are all welded with a limiting bracket 15, the interior of the limiting bracket 15 is connected with a lifting plate 16 in a sliding manner, the interior of the second screening chamber 18 and the upper end of the lifting plate 16 are welded with a first screen 7, the interior of the third screening chamber 19 and the upper ends of the two lifting plates 16 are welded with a second screen 9, the interior of the preparatory discharging chamber 20 and the upper ends of the two lifting plates 16 are welded with a third screen 10, the diameter of the first screen 7 is larger than that of the second screen 9, and the diameter of the second screen 9 is larger than that of the third screen 10; first screen cloth 7, second screen cloth 9 and third screen cloth 10 all are provided with the slope, one side of protecting sheathing 1 and the equal welded connection of lower extreme that is located first screening chamber 17, second screening chamber 18 and third screening chamber 19 one side have aggregate bin 5, the equal welded connection of one end that protecting sheathing 1 was kept away from to three aggregate bin 5 has second discharging pipe 6, make through second discharging pipe 6 can discharge the grit of aggregate bin 5 inside, and the outer end of aggregate bin 5 is lower.
A fourth screen 12 is welded to one side of the uppermost collection hopper 5 located in the first screening chamber 17, a fifth screen 13 is welded to one side of the intermediate collection hopper 5 located in the second screening chamber 18, and a sixth screen 14 is welded to one side of the lowermost collection hopper 5 located in the third screening chamber 19.
Referring to fig. 5-8, the transmission mechanisms 8 are respectively installed inside the second screening chamber 18, the third screening chamber 19 and the preliminary discharging chamber 20, each transmission mechanism 8 includes a servo motor 21, a power transmission shaft 22, a first eccentric wheel 23, a second eccentric wheel 24, two lifting brackets 25, two return springs 26, two limiting plates 27 and two rollers 28, an internal threaded hole is formed in one side of the protective casing 1, the servo motor 21 is fixed on one side of the protective casing 1 through screws, so that the servo motor 21 is more convenient to install and disassemble, the power transmission shaft 22 is connected to the output end of the servo motor 21 in a clamping manner, circular grooves are respectively formed in one sides inside the second screening chamber 18, the third screening chamber 19 and the preliminary discharging chamber 20, the inner diameter of each circular groove is the same as the outer diameter of the power transmission shaft 22 far away from the servo motor 21, and the power transmission shaft 22 is connected with the protective casing 1 through rotation, so that the protective casing 1 can reinforce one end of the power transmission shaft 22.
The first eccentric wheel 23 is arranged on the outer side of one end of the power transmission shaft 22, the second eccentric wheel 24 is arranged on the outer side of the other end of the power transmission shaft 22, the limiting plates 27 are located on two sides of the inner portions of the second screening cavity 18, the third screening cavity 19 and the material preparing cavity 20, the lifting support 25 is connected to the inner portion of the limiting plate 27 in a sliding mode, the return spring 26 is connected to the outer side of the upper end of the lifting support 25 in a sleeved mode and located at the lower end of the limiting plate 27, the roller 28 is connected to the lower end of the lifting support 25 in a rotating mode, the upper end of the lifting support 25 abuts against the bottom face of the first screen 7, the bottom face of the second screen 9 or the bottom face of the third screen 10, the lifting support 25 is driven by the servo motor 21 to move up and down in a periodic mode under the action of the first eccentric wheel 23 and the second eccentric wheel.
Example two: a use method of a screening device for building materials comprises the following steps:
the first step is as follows: the sand to be screened is poured into the first screening chamber 17;
the second step is that: starting a servo motor 21 on one side of the second screening cavity 18, driving a lifting support 25 to move up and down through a second eccentric wheel 24 and a first eccentric wheel 23 after the servo motor 21 is started, so that the first screen 7 is impacted to vibrate the first screen 7, the sand meeting the requirement when the first screen 7 vibrates enters the second screening cavity 18 through the first screen 7, and the rest sand enters the inside of the uppermost end collecting hopper 5 and is discharged through the second discharge pipe 6;
the third step: starting a servo motor 21 on one side of the third screening cavity 19, driving the second screen 9 to vibrate after the servo motor 21 is started, enabling the sand meeting the requirement to enter the third screening cavity 19 through the second screen 9 when the second screen 9 vibrates, and enabling the rest sand to enter the collecting hopper 5 positioned in the middle and be discharged through the second discharge pipe 6;
the fourth step: starting a servo motor 21 on one side of the prepared discharging cavity 20, driving the third screen mesh 10 to vibrate after the servo motor 21 is started, enabling sand meeting the requirement when the third screen mesh 10 vibrates to enter the prepared discharging cavity 20 through the third screen mesh 10 and be discharged through the first discharging pipe 4, and enabling the rest sand to enter the inner part of the collecting hopper 5 at the lowest end and be discharged through the second discharging pipe 6;
the fifth step: the sand discharged from the three second discharge pipes 6 and the first discharge pipe 4 is sorted and stored.
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 concepts of the present invention are equivalent to or changed within the technical scope of the present invention.
It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.
Claims (10)
1. The screening device for the building materials comprises a protective shell (1), and is characterized in that a first screening cavity (17) is formed in the upper end of the interior of the protective shell (1), a second screening cavity (18) is formed in the interior of the protective shell (1) and located at the lower end of the first screening cavity (17), a third screening cavity (19) is formed in the interior of the protective shell (1) and located at the lower end of the second screening cavity (18), and a preliminary discharging cavity (20) is formed in the interior of the protective shell (1) and located at the lower end of the third screening cavity (19); two sides of the interior of the second screening cavity (18), the interior of the third screening cavity (19) and the interior of the material preparing and discharging cavity (20) are respectively welded with a limiting bracket (15), and the interior of the limiting bracket (15) is connected with a lifting plate (16) in a sliding manner; a first screen (7) is welded and connected to the inner portion of the second screening cavity (18) and the upper end of the lifting plate (16), a second screen (9) is welded and connected to the inner portion of the third screening cavity (19) and the upper end of the lifting plate (16), and a third screen (10) is welded and connected to the inner portion of the preliminary discharging cavity (20) and the upper end of the lifting plate (16); the lower ends of one side of the protective shell (1) and one side of the first screening cavity (17), the second screening cavity (18) and the third screening cavity (19) are all connected with a collecting hopper (5) in a welding mode, one side of the collecting hopper (5) which is positioned at the uppermost end and is positioned in the first screening cavity (17) is connected with a fourth screen (12) in a welding mode, one side of the collecting hopper (5) which is positioned at the middle position and is positioned in the second screening cavity (18) is connected with a fifth screen (13) in a welding mode, and one side of the collecting hopper (5) which is positioned at the lowermost end and is positioned in the third screening cavity (19) is connected with a sixth screen (14) in a welding mode;
transmission mechanism (8) are all installed to the inside in second screening chamber (18), third screening chamber (19) and preparation discharge chamber (20), transmission mechanism (8) are used for shaking first screen cloth (7), second screen cloth (9) or third screen cloth (10).
2. The screening device for building materials according to claim 1, wherein the transmission mechanism (8) comprises a servo motor (21), a power transmission shaft (22), a first eccentric wheel (23), a second eccentric wheel (24), two lifting brackets (25), two return springs (26), two limiting plates (27) and two rollers (28);
power transmission axle (22) set up in the output of servo motor (21), first eccentric wheel (23) set up in the outside of power transmission axle (22) one end, second eccentric wheel (24) set up in the outside of power transmission axle (22) other end, limiting plate (27) are located second screening chamber (18), third screening chamber (19) and prepare the inside both sides in play material chamber (20), lifting support (25) sliding connection in the inside of limiting plate (27), return spring (26) cup joint connect in the outside of lifting support (25) upper end just is located the lower extreme of limiting plate (27), gyro wheel (28) rotate connect in the lower extreme of lifting support (25), just the upper end and first screen cloth (7), second screen cloth (9) or the third screen cloth (10) bottom surface of lifting support (25) are mutually.
3. The screening device for building materials according to claim 2, wherein circular grooves are formed in the second screening chamber (18), the third screening chamber (19) and the preliminary discharging chamber (20), the inner diameter of each circular groove is the same as the outer diameter of one end, away from the servo motor (21), of the power transmission shaft (22), and the power transmission shaft (22) is rotatably connected with the protective shell (1).
4. The screening device for building materials according to claim 1, wherein two support rods (2) are welded to the lower ends of the two sides of the protective shell (1), and rubber feet (3) are fixedly connected to the lower ends of the support rods (2).
5. The screening apparatus for construction materials according to claim 1, wherein the bottom of the first screen (7), the second screen (9) and the third screen (10) are provided with an inclined slope;
and/or
The aggregate bin (5) is provided with an inclination of slope.
6. The screening apparatus for building materials according to claim 1, characterized in that the lower end of the protective casing (1) is welded with a first discharge pipe (4).
7. The screening apparatus for construction materials according to claim 1, wherein the preliminary discharging chamber (20) is shaped in a semicircular shape.
8. The screening apparatus for construction materials according to claim 6, wherein the lower end of the preliminary tapping chamber (20) is provided with guide grooves (11) on both sides of the first tapping pipe (4).
9. The screening device for building materials according to claim 1, characterized in that a second discharge pipe (6) is welded to the end of the aggregate bin (5) away from the protective casing (1).
10. A method of using a screening apparatus for construction materials for a screening apparatus for construction materials according to any one of claims 2 to 9, characterized by the steps of:
s1: pouring sand to be screened into the first screening chamber (17);
s2: starting a servo motor (21) on one side of the second screening cavity (18), driving a lifting support (25) to move up and down through a second eccentric wheel (24) and a first eccentric wheel (23) after the servo motor (21) is started, so that the first screen (7) is impacted to vibrate the first screen (7), the sand meeting the requirements during vibration of the first screen (7) enters the inside of the second screening cavity (18) through the first screen (7), and the rest sand enters the inside of the uppermost end collecting hopper (5) and is discharged through a second discharging pipe (6);
s3: the servo motor (21) on one side of the third screening cavity (19) is started, the servo motor (21) can drive the second screen (9) to vibrate after being started, the sand meeting the requirements during the vibration of the second screen (9) can enter the third screening cavity (19) through the second screen (9), and the rest sand can enter the middle position collection hopper (5) and is discharged through the second discharge pipe (6);
s4: the servo motor (21) on one side of the prepared discharging cavity (20) is started, the servo motor (21) can drive the third screen (10) to vibrate after being started, sand meeting the requirements during vibration of the third screen (10) can enter the inside of the prepared discharging cavity (20) through the third screen (10) and be discharged through the first discharging pipe (4), and the rest sand can enter the inside of the collecting hopper (5) positioned at the lowest end and be discharged through the second discharging pipe (6);
s5: the sand discharged from the three second discharge pipes (6) and the first discharge pipe (4) is classified and stored.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010769754.9A CN111871787A (en) | 2020-08-04 | 2020-08-04 | Screening device for building materials and using method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010769754.9A CN111871787A (en) | 2020-08-04 | 2020-08-04 | Screening device for building materials and using method |
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|---|---|
| CN111871787A true CN111871787A (en) | 2020-11-03 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202010769754.9A Withdrawn CN111871787A (en) | 2020-08-04 | 2020-08-04 | Screening device for building materials and using method |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112655724A (en) * | 2020-12-30 | 2021-04-16 | 江苏包天下食品有限公司 | Intelligent tea spills production line |
| CN113261544A (en) * | 2021-05-12 | 2021-08-17 | 浙江省海洋水产研究所 | Automatic fishing operation bulwark net fishing boat and operation method |
| CN116099750A (en) * | 2023-01-12 | 2023-05-12 | 兰陵县市政管理服务中心(兰陵县园林环卫保障服务中心) | Sand and stone sorting dust-proof device based on building construction |
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| US4319990A (en) * | 1979-01-19 | 1982-03-16 | Gebrueder Buehler Ag | Apparatus for the dry cleaning of grain |
| CN205599513U (en) * | 2016-03-28 | 2016-09-28 | 安徽利民生物科技股份有限公司 | Glossy ganoderma spore powder vibration sorting device |
| CN106179956A (en) * | 2016-10-09 | 2016-12-07 | 芜湖瑞德机械科技有限公司 | Sandy soil screening plant for building and operational approach thereof |
| CN208712151U (en) * | 2018-07-19 | 2019-04-09 | 江西天润实业有限公司 | Dry-mixed mortar sand material screen optional equipment |
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2020
- 2020-08-04 CN CN202010769754.9A patent/CN111871787A/en not_active Withdrawn
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|---|---|---|---|---|
| US4319990A (en) * | 1979-01-19 | 1982-03-16 | Gebrueder Buehler Ag | Apparatus for the dry cleaning of grain |
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