CN215702811U

CN215702811U - Dry powder mortar production sand stoving prefabricated screening machine

Info

Publication number: CN215702811U
Application number: CN202120809564.5U
Authority: CN
Inventors: 鲍志刚; 汪林江; 王关水; 陈忠; 袁韬; 金春锋; 陈松; 陈亮; 夏根孝; 鲍瑞璟
Original assignee: Lu'an Baoye Construction Industrialization Co ltd
Current assignee: Lu'an Baoye Construction Industrialization Co ltd
Priority date: 2021-04-20
Filing date: 2021-04-20
Publication date: 2022-02-01
Anticipated expiration: 2031-04-20

Abstract

The utility model belongs to the technical field of dry powder mortar production, and particularly relates to a drying and prefabricating screening machine for dry powder mortar production sand. The aggregate screening machine is simple in structure, reasonable in design and convenient to operate, aggregates can be screened in a stirring and screen vibrating mode on the premise of not increasing a driving device, screening efficiency is effectively improved, and time and cost are saved.

Description

Dry powder mortar production sand stoving prefabricated screening machine

Technical Field

The utility model relates to the technical field of dry powder mortar production, in particular to a drying and prefabricating screening machine for dry powder mortar production sand.

Background

The dry powder mortar is a granular or powdery material which is prepared by physically mixing dry and screened aggregate (such as quartz sand), an inorganic cementing material (such as cement), an additive (such as a polymer) and the like according to a certain proportion, is transported to a construction site in a bag or bulk form, is mixed with water and can be directly used, and is also called as mortar dry powder, dry mixture and dry mixed powder, and some building adhesives belong to the class. The dry powder mortar plays roles of bonding, lining, protection and decoration in a thin layer in the construction industry, and has extremely wide application in construction and decoration engineering.

The patent with the publication number of CN207379195U discloses a dry powder mortar fast drying screening plant, which comprises a base, lay respectively in the upper end both sides of base and connect workbin and impurity case, just the upper end center of base is equipped with the vibrator, the one side of connecing the workbin is equipped with the drying-machine, the air inlet of hot-air line is led to lower extreme one side of drying-machine, the hot-air inlet of hot-air line's gas outlet intercommunication drying screening case lower extreme one side, the return air inlet intercommunication drying screening case upper end center of return air line's return air inlet, one side of return air inlet is equipped with the dehumidifier of embedding drying screening roof portion. However, the existing drying and screening devices have low screening efficiency and have room for improvement.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the defects in the prior art and provides a drying and prefabricating screening machine for dry powder mortar production sand.

In order to achieve the purpose, the utility model adopts the following technical scheme:

a dry powder mortar production sand drying prefabricated screening machine comprises a box body, a feeding hopper is fixedly installed on one side of the top of the box body, a motor is fixedly installed at the center position of the top of the box body, a power shaft is fixedly installed on an output shaft of the motor, the bottom end of the power shaft extends into the box body, a plurality of stirring blades are uniformly and fixedly installed on two sides of the power shaft at equal distances, a first chain wheel is fixedly sleeved on the power shaft and is positioned above the stirring blades, a mounting plate is fixedly installed on the top of one side, away from the feeding hopper, of the box body, a drying machine is fixedly installed on the top of the mounting plate, one end of a pipeline is fixedly installed at the output end of the drying machine, the other end of the pipeline is fixedly installed on one side of the top of the box body, a rotating shaft is rotatably installed at the bottom of the mounting plate, a second chain wheel and an eccentric wheel are fixedly sleeved on the rotating shaft, and the same chain is sleeved between the second chain wheel and the first chain wheel, the through-hole has been seted up to one side that the box is close to the pivot, and the coarse sand discharge opening has been seted up to one side that the pivot was kept away from to the box, and slidable mounting has same bank of screens in through-hole and the coarse sand discharge opening, and the both ends of bank of screens all extend to outside the box.

Preferably, a movable plate is fixedly mounted at one end of the screen frame close to the rotating shaft, the movable plate is in contact with the eccentric wheel, and a baffle is fixedly mounted at the other end of the screen frame.

Preferably, a screen is fixedly installed in the screen frame, and the screen is located below the stirring blade.

Preferably, two springs are fixedly installed between the box body and the movable plate, and the screen frame is located between the two springs.

Preferably, a fixing plate is fixedly mounted on one side, close to the baffle, of the box body, a coarse sand box is movably mounted at the top of the fixing plate, and the coarse sand box and the coarse sand discharging hole are arranged correspondingly.

Preferably, the inner wall of the bottom of the box body is fixedly provided with a material guide plate, the bottom of one side of the box body close to the rotating shaft is fixedly provided with a material discharging pipe, and the material discharging pipe is matched with the material guide plate.

In the utility model, when the dry powder mortar production sand drying prefabricated screening machine is used, aggregate is poured into a box body from a feeding hopper, falls on the screening net due to the action of gravity, then a motor is started, an output shaft of the motor can drive a power shaft to rotate so as to drive a stirring blade fixedly arranged on the power shaft and a first chain wheel to rotate, the stirring blade can stir the aggregate so as to prevent the aggregate from being accumulated, the filtering speed of the aggregate is improved, meanwhile, as the same chain is sleeved between the first chain wheel and a second chain wheel, the first chain wheel rotates and can drive the second chain wheel to rotate so as to rotate a rotating shaft, an eccentric wheel fixedly sleeved on the rotating shaft rotates, and as the eccentric wheel is contacted with the movable plate, the movable plate can be periodically extruded along with the rotation of the eccentric wheel, so that the movable plate moves leftwards and compresses a spring, when the eccentric wheel does not extrude the fly leaf, because of the elastic restoring force of spring, promote the fly leaf and remove right, thereby make fly leaf horizontal vibration, because of the fly leaf, the relation of connection between bank and the screen cloth, thereby drive screen cloth horizontal vibration, thereby further improvement the filterable efficiency of aggregate, aggregate filters the back through the screen cloth, the sand and impurity more than the 4.75mm who filters out can be slow landing to the low under the effect of dead weight, fall to the coarse sand box in through the coarse sand discharge opening, and fine sand then falls to the stock guide on, discharge by the discharging pipe. The aggregate screening machine is simple in structure, reasonable in design and convenient to operate, aggregates can be screened in a stirring and screen vibrating mode on the premise of not increasing a driving device, screening efficiency is effectively improved, and time and cost are saved.

Drawings

FIG. 1 is a schematic structural view of a dry powder mortar production sand drying prefabricated screening machine provided by the utility model;

FIG. 2 is a schematic structural view of part A of the dry powder mortar production sand drying prefabricated screening machine in FIG. 1;

fig. 3 is a schematic structural diagram of a part B in fig. 1 of a dry powder mortar production sand drying prefabricated screening machine provided by the utility model.

In the figure: the device comprises a box body 1, a feeding hopper 2, a motor 3, a power shaft 4, a stirring blade 5, a first chain wheel 6, a mounting plate 7, a dryer 8, a pipeline 9, a rotating shaft 10, a second chain wheel 11, an eccentric wheel 12, a chain 13, a through hole 14, a coarse sand discharging hole 15, a sieve frame 16, a movable plate 17, a baffle plate 18, a sieve 19, a spring 20, a fixing plate 21, a coarse sand box 22, a material guide plate 23 and a material discharging pipe 24.

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.

Example one

Referring to fig. 1-3, a dry powder mortar production sand drying prefabricated screening machine comprises a box body 1, a feeding funnel 2 is fixedly installed on one side of the top of the box body 1, a motor 3 is fixedly installed at the top center position of the box body 1, a power shaft 4 is fixedly installed on an output shaft of the motor 3, the bottom end of the power shaft 4 extends into the box body 1, a plurality of stirring blades 5 are uniformly and fixedly installed on two sides of the power shaft 4 at equal distances, a first chain wheel 6 is fixedly sleeved on the power shaft 4, the first chain wheel 6 is positioned above the stirring blades 5, a mounting plate 7 is fixedly installed on the top of one side of the box body 1 away from the feeding funnel 2, a dryer 8 is fixedly installed on the top of the mounting plate 7, one end of a pipeline 9 is fixedly installed on the output end of the dryer 8, the other end of the pipeline 9 is fixedly installed on one side of the top of the box body 1, and the purpose of rapidly drying aggregate can be achieved by the arrangement of the dryer 8, the bottom of mounting panel 7 is rotated and is installed pivot 10, and fixed cover has been connect with second sprocket 11 and eccentric wheel 12 in the pivot 10, and has cup jointed same chain 13 between second sprocket 11 and the first sprocket 6, and box 1 has seted up through-hole 14 near one side of pivot 10, and box 1 has seted up coarse sand discharge opening 15 in the one side of keeping away from pivot 10, and slidable mounting has same bank 16 in through-hole 14 and coarse sand discharge opening 15, and the both ends of bank 16 all extend to outside the box 1.

In the utility model, a movable plate 17 is fixedly mounted at one end of the screen frame 16 close to the rotating shaft 10, the movable plate 17 is in contact with the eccentric wheel 12, a baffle 18 is fixedly mounted at the other end of the screen frame 16, and the eccentric wheel 12 rotates to press the movable plate 17, so that the movable plate 17 moves leftwards and the screen frame 16 is driven to move.

In the utility model, a screen 19 is fixedly arranged in the screen frame 16, and the screen 19 is positioned below the stirring blade 5.

In the utility model, two springs 20 are fixedly installed between the box body 1 and the movable plate 17, the screen frame 16 is located between the two springs 20, and the elastic restoring force of the springs 20 can push the movable plate 17 to move rightwards.

In the utility model, a fixing plate 21 is fixedly arranged on one side of the box body 1 close to the baffle plate 18, a coarse sand box 22 is movably arranged on the top of the fixing plate 21, the coarse sand box 22 is arranged corresponding to the coarse sand discharging hole 15, and coarse sand and impurities can fall into the coarse sand box 22 through the coarse sand discharging hole 15.

In the utility model, a material guide plate 23 is fixedly arranged on the inner wall of the bottom of the box body 1, a material discharge pipe 24 is fixedly arranged at the bottom of one side of the box body 1 close to the rotating shaft 10, the material discharge pipe 24 is matched with the material guide plate 23, and fine sand on the material guide plate 23 can be moved out through the material discharge pipe 24.

Example two

Referring to fig. 1-3, a dry powder mortar production sand drying prefabricated screening machine comprises a box body 1, a feeding funnel 2 is fixedly welded on one side of the top of the box body 1, a motor 3 is fixedly welded on the center position of the top of the box body 1, a power shaft 4 is fixedly welded on an output shaft of the motor 3, the bottom end of the power shaft 4 extends into the box body 1, a plurality of stirring blades 5 are uniformly and fixedly welded on two sides of the power shaft 4 at equal distances, a first chain wheel 6 is fixedly sleeved on the power shaft 4, the first chain wheel 6 is positioned above the stirring blades 5, a mounting plate 7 is fixedly welded on the top of one side of the box body 1 away from the feeding funnel 2, a drying machine 8 is fixedly welded on the top of the mounting plate 7, one end of a pipeline 9 is fixedly welded on the output end of the drying machine 8, the other end of the pipeline 9 is fixedly welded on one side of the top of the box body 1, and a rotating shaft 10 is rotatably installed at the bottom of the mounting plate 7, the fixed cover in pivot 10 has been connected with second sprocket 11 and eccentric wheel 12, and has cup jointed same chain 13 between second sprocket 11 and the first sprocket 6, and the box 1 is close to one side chisel of pivot 10 and has been dug through-hole 14, and the box 1 is kept away from one side chisel of pivot 10 and has been dug grit discharge opening 15, and through-hole 14 and the same bank of screens 16 of slidable mounting in grit discharge opening 15, and the both ends of bank of screens 16 all extend to outside the box 1.

In the utility model, a movable plate 17 is fixedly welded at one end of the screen frame 16 close to the rotating shaft 10, the movable plate 17 is in contact with the eccentric wheel 12, and a baffle plate 18 is fixedly welded at the other end of the screen frame 16.

In the utility model, a screen mesh 19 is fixedly welded in the screen frame 16, and the screen mesh 19 is positioned below the stirring blade 5.

In the utility model, two springs 20 are fixedly welded between the box body 1 and the movable plate 17, and the screen frame 16 is positioned between the two springs 20.

In the utility model, a fixing plate 21 is fixedly welded on one side of the box body 1 close to the baffle plate 18, a coarse sand box 22 is movably arranged at the top of the fixing plate 21, and the coarse sand box 22 is arranged corresponding to the coarse sand discharging hole 15.

In the utility model, a material guide plate 23 is fixedly welded on the inner wall of the bottom of the box body 1, a material discharge pipe 24 is fixedly welded on the bottom of one side of the box body 1 close to the rotating shaft 10, and the material discharge pipe 24 is matched with the material guide plate 23.

In the utility model, when in use, aggregate is poured into the box body 1 from the feeding hopper 2, the aggregate falls on the screen mesh 19 under the action of gravity, then the motor 3 is started, the output shaft of the motor 3 can drive the power shaft 4 to rotate so as to drive the stirring blade 5 and the first chain wheel 6 which are fixedly arranged on the power shaft 4 to rotate, the stirring blade 5 can stir the aggregate so as to prevent the aggregate from being accumulated, the filtering speed of the aggregate is improved, meanwhile, the first chain wheel 6 rotates and can drive the second chain wheel 11 to rotate as the same chain 13 is sleeved between the first chain wheel 6 and the second chain wheel 11, so that the rotating shaft 10 rotates, the eccentric wheel 12 fixedly sleeved on the rotating shaft 10 rotates, and the movable plate 17 moves leftwards as the eccentric wheel 12 is contacted with the movable plate 17, so that the movable plate 17 can be periodically extruded along with the rotation of the eccentric wheel 12, and compress the spring 20, when the eccentric wheel 12 does not extrude the movable plate 17, because of the elastic restoring force of the spring 20, push the movable plate 17 to move rightwards, thus make the movable plate 17 vibrate from side to side, because of the connection relation between the movable plate 17, the screen frame 16 and the screen mesh 19, thus drive the screen mesh 19 to vibrate from side to side, thus further improve the efficiency of aggregate filtration, after the aggregate is filtered by the screen mesh 19, the filtered sand and impurity of more than 4.75mm will slide downwards slowly under the effect of dead weight, fall into the coarse sand box 22 through the coarse sand discharge hole 15, and the fine sand falls onto the guide plate 23, is discharged by the discharge pipe 24. The aggregate screening machine is simple in structure, reasonable in design and convenient to operate, aggregates can be screened in a stirring and screen vibrating mode on the premise of not increasing a driving device, screening efficiency is effectively improved, and time and cost are saved.

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 equivalent alternatives or modifications according to the technical solution of the present invention and the inventive concept thereof should be covered by the scope of the present invention.

Claims

1. The dry powder mortar production sand drying prefabricated screening machine comprises a box body (1) and is characterized in that a feeding hopper (2) is fixedly installed on one side of the top of the box body (1), a motor (3) is fixedly installed at the center of the top of the box body (1), a power shaft (4) is fixedly installed on an output shaft of the motor (3), the bottom end of the power shaft (4) extends into the box body (1), a plurality of stirring blades (5) are uniformly and fixedly installed at equal distances on two sides of the power shaft (4), a first chain wheel (6) is fixedly sleeved on the power shaft (4) and positioned above the stirring blades (5), a mounting plate (7) is fixedly installed at the top of one side, away from the feeding hopper (2), of the box body (1), a drying machine (8) is fixedly installed at the top of the mounting plate (7), and one end of a pipeline (9) is fixedly installed at the output end of the drying machine (8), the other end fixed mounting of pipeline (9) is in one side at box (1) top, the bottom of mounting panel (7) is rotated and is installed pivot (10), it has second sprocket (11) and eccentric wheel (12) to fix the cover on pivot (10), and cup jointed same chain (13) between second sprocket (11) and first sprocket (6), through-hole (14) have been seted up to one side that box (1) is close to pivot (10), grit discharge opening (15) have been seted up to one side that pivot (10) were kept away from in box (1), slidable mounting has same bank of screens (16) in through-hole (14) and grit discharge opening (15), and the both ends of bank of screens (16) all extend to outside box (1).

2. The dry powder mortar production sand drying prefabrication screening machine according to claim 1, characterized in that a movable plate (17) is fixedly installed at one end of the screen frame (16) close to the rotating shaft (10), the movable plate (17) is in contact with the eccentric wheel (12), and a baffle plate (18) is fixedly installed at the other end of the screen frame (16).

3. The dry-mixed mortar production sand drying and prefabricating screening machine according to claim 1, characterized in that a screen (19) is fixedly installed in the screen frame (16), and the screen (19) is located below the stirring blades (5).

4. The dry powder mortar production sand drying and prefabricating screening machine according to claim 1, characterized in that two springs (20) are fixedly installed between the box body (1) and the movable plate (17), and the screen frame (16) is located between the two springs (20).

5. The dry powder mortar production sand drying and prefabricating screening machine according to claim 1, characterized in that a fixing plate (21) is fixedly installed on one side of the box body (1) close to the baffle plate (18), a coarse sand box (22) is movably installed at the top of the fixing plate (21), and the coarse sand box (22) is arranged corresponding to the coarse sand discharge hole (15).

6. The dry-mixed mortar production sand drying prefabrication screening machine according to claim 1, characterized in that a material guide plate (23) is fixedly installed on the inner wall of the bottom of the box body (1), a material discharge pipe (24) is fixedly installed at the bottom of one side of the box body (1) close to the rotating shaft (10), and the material discharge pipe (24) is matched with the material guide plate (23).