CN216359171U

CN216359171U - Aggregate continuous multistage winnowing and grading device

Info

Publication number: CN216359171U
Application number: CN202121472111.4U
Authority: CN
Inventors: 徐寿会; 徐寿松; 晏翔; 徐兵; 晏春杏; 任瑞国; 徐健; 赵维勤; 王明霞; 王启云
Original assignee: Yangzhou Tonghui System Integration Technology Co ltd
Current assignee: Yangzhou Tonghui System Integration Technology Co ltd
Priority date: 2021-06-30
Filing date: 2021-06-30
Publication date: 2022-04-22
Anticipated expiration: 2031-06-30

Abstract

The utility model provides a continuous multistage air classification device for aggregates, and relates to the field of concrete. This continuous multistage selection by winnowing grading plant of aggregate, the power distribution box comprises a box body, the inside cavity that has seted up of box, box one side electric connection has motor and fan, the inside adjusting part that is provided with of fan, adjusting part includes big worm wheel and two springs, big worm wheel fixed connection is in fan output shaft, reciprocal lead screw outside is rotated and is connected with the rotor plate. This continuous multistage selection by winnowing grading plant of aggregate makes the stirring rod stir the aggregate through starter motor, utilizes the belt cooperation to make the fan drive reciprocal lead screw and rotates, thereby utilizes little worm wheel to drive to remove the cover and remove ejecting cardboard compression spring about simultaneously, makes the rotor plate cover the inside different logical chambeies of seting up of fan, has reached the purpose that control wind-force comes the hierarchical selection of material, improves the effect of finished product concrete quality.

Description

Aggregate continuous multistage winnowing and grading device

Technical Field

The utility model relates to a grading device, in particular to an aggregate continuous multistage winnowing grading device, and belongs to the technical field of concrete.

Background

Concrete aggregate refers to a granular loose material that plays a role of a skeleton or filling in concrete. The aggregate is divided into coarse aggregate and fine aggregate. The coarse aggregate refers to pebbles, broken stones and the like, and the fine aggregate refers to natural sand, artificial sand and the like. Because the concrete aggregate itself contains harmful components that affect the quality of the concrete, such as dust and soil, the concrete aggregate is usually screened after being sufficiently dried.

At present, most of industries in the industrial field still adopt the traditional vibrating screen to grade and sort the dry aggregate. Particularly, the aggregate is subjected to the same wind strength, the wind power cannot be controlled, all the aggregates can be mixed together, effective separation cannot be achieved, and the winnowing effect is influenced. Because the screening mode is to select the grain size according to the sieve pores of the vibrating sieve, only a single variety can be obtained, and the classification level is lower. Because the aggregates carry dust, the aggregates inevitably bring larger dust pollution and reduce the environmental protection.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

The utility model aims to solve the problems and provide an aggregate continuous multistage winnowing and grading device to solve the problem that in the prior art, aggregates are subjected to the same wind strength, all the aggregates are mixed together and cannot be effectively sorted. Since dust is entrained in these aggregates, there is a problem that a large dust pollution is inevitably caused.

(II) technical scheme

In order to achieve the purpose, the utility model is realized by the following technical scheme: the aggregate continuous multistage winnowing and grading device comprises a box body, wherein a cavity is formed in the box body, one side of the box body is electrically connected with a motor and a fan, output shafts of the motor and the fan are fixedly connected with rollers, belts are sleeved on the outer sides of the two rollers, and an adjusting assembly is arranged in the fan;

the adjusting component comprises a big worm wheel and two springs, the big worm wheel is fixedly connected to an output shaft of the fan, a long worm is meshed on the front side of the big worm wheel, a reciprocating lead screw is fixedly connected to the top end of the long worm, a rotating plate is rotatably connected to the outer side of the reciprocating lead screw, a fan is penetrated through the top end of the rotating plate, a clamping plate is clamped on the top end of the rotating plate, the clamping plate is rotatably connected to the inside of the box, a fixing plate and one spring are fixedly connected between the rotating plate and the fixing plate, and the other spring is fixedly connected between the clamping plate and the inside of the box.

Preferably, a plurality of logical chambeies have all been seted up to fan and rotor plate inside, motor output shaft runs through the box and extend into inside the cavity, motor output shaft fixedly connected with stirring rod is favorable to stirring the dry aggregate of concrete, prevents the aggregate adhesion.

Preferably, motor output shaft fixedly connected with small worm wheel, small worm wheel sets up between cavity and box are inside, the meshing of small worm wheel bottom has short worm, the sliding seat of sliding connection in the both ends outside of short worm both ends improves the mobility of short worm, quick adjustment wind-force.

Preferably, short worm one end outside fixedly connected with removes the cover, remove the cover and establish between two sliding seats, it is connected with the fixing base, two to remove the cover front side sliding connection slide seat and the equal fixed connection of fixing base in the inside front side of box are favorable to the block rotor plate, and control wind-force sieves.

Preferably, the bottom end of the long worm penetrates through the fan and is rotatably connected to the bottom end inside the box body, a first bevel gear is fixedly connected to the outer side of the bottom end of the long worm, a second bevel gear is meshed with the front side of the first bevel gear, the rotating capacity of the first bevel gear is improved, and the first bevel gear is matched with the second bevel gear quickly.

Preferably, second bevel gear front side fixedly connected with cam, cam one end fixedly connected with connecting plate, connecting plate and cam all rotate to be connected in the inside front side of box, are favorable to vibrating screen, sieve the aggregate fast.

Preferably, the inside screen cloth that is provided with of cavity, inside one side fixedly connected with of box a plurality of receipts material pipes and an inclined screen section of thick bamboo, it is a plurality of receive the material pipe top and all be linked together with the cavity, inclined screen section of thick bamboo top is linked together with the screen cloth, the connecting plate bottom is provided with the dust collecting box, is favorable to collecting the dust, reduces the polluted environment.

The utility model provides an aggregate continuous multistage winnowing and grading device, which has the following beneficial effects:

1. this continuous multistage selection by winnowing grading plant of aggregate makes the stirring rod stir the aggregate through starter motor, utilizes the belt cooperation to make the fan drive reciprocal lead screw and rotates, thereby utilizes little worm wheel to drive to remove the cover simultaneously and removes ejecting cardboard compression spring about, makes the rotor plate cover the inside different logical chambeies of seting up of fan, has reached the purpose that control jet-propelled hierarchical selection material, has avoided jet-propelled the condition of collecting different aggregates together, improves the effect of finished product concrete quality.

2. This continuous multistage selection by winnowing grading plant of aggregate because long worm drives the cam and rotates and make the connecting plate rotate at every turn and hit to the screen cloth, makes some dust shake of aggregate adherence on the screen cloth, thereby the aggregate receives the connecting plate striking at every turn and sieves to a sieve section of thick bamboo to one side, has reached the aggregate and has carried out the purpose of sieving at last, is favorable to recycle, improves the environmental protection efficiency, avoids sieving the aggregate to make the dust raise the ash, improves ecological environment.

Drawings

FIG. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is a front cross-sectional view of the present invention;

FIG. 3 is an enlarged view of the portion A of FIG. 2 according to the present invention;

FIG. 4 is an enlarged view of the portion B of FIG. 2 according to the present invention.

In the figure: 1. a box body; 2. a cavity; 3. a motor; 4. a fan; 5. a roller; 6. a belt; 7. a large worm gear; 8. a long worm; 9. a reciprocating screw rod; 10. a rotating plate; 11. clamping a plate; 12. a spring; 13. a short worm; 14. a sliding seat; 15. moving the sleeve; 16. a small worm gear; 17. a fixing plate; 18. a stirring rod; 19. a first bevel gear; 20. a second bevel gear; 21. a cam; 22. a connecting plate; 23. and (6) receiving the material pipe.

Detailed Description

The embodiment of the utility model provides an aggregate continuous multistage winnowing and grading device.

Referring to fig. 1, 2, 3 and 4, the device comprises a box body 1, a cavity 2 is formed in the box body 1, a motor 3 and a fan 4 are electrically connected to one side of the box body 1, an output shaft of the motor 3 penetrates through the box body 1 and extends into the cavity 2, an output shaft of the motor 3 is fixedly connected with a stirring rod 18, an output shaft of the motor 3 is fixedly connected with a small worm wheel 16, the small worm wheel 16 is arranged between the cavity 2 and the box body 1, a short worm 13 is meshed at the bottom end of the small worm wheel 16, sliding seats 14 are slidably connected to the outer sides of two ends of the short worm 13, a moving sleeve 15 is fixedly connected to the outer side of one end of the short worm 13, the moving sleeve 15 is arranged between two sliding seats 14, a fixed seat is slidably connected to the front side of the moving sleeve 15, the two sliding seats 14 and the fixed seat are fixedly connected to the front side of the inside of the box body 1, rollers 5 are fixedly connected to output shafts of the motor 3 and the fan 4, and belts 6 are sleeved on the outer sides of the two rollers 5, an adjusting component is arranged inside the fan 4;

adjusting part includes big worm wheel 7 and two

springs

12, 7 fixed connection in 4 output shafts of fan of big worm wheel, 7 front side meshing of big worm wheel have long worm 8, the reciprocal lead screw 9 of 8 top fixedly connected with of long worm, 9 outside rotations of reciprocal lead screw are connected with rotor plate 10, rotor plate 10 top is run through fan 4 and the block has cardboard 11, cardboard 11 rotates and connects inside 1 box, 10 tops of rotor plate are provided with fixed plate 17, a spring 12 fixed connection is between rotor plate 10 and fixed plate 17, another spring 12 fixed connection is between

cardboard

11 and 1 box inside,

fan

4 and 10 inside a plurality of logical chambeies of all having seted up of rotor plate.

Specifically, dry concrete aggregate enters the box body 1 through the cavity 2, the output shaft of the motor 3 is started to enable the stirring rod 18 to stir the dry concrete aggregate, the dry concrete aggregate cannot be bonded and smoothly enters the cavity 2, the belt 6 is sleeved outside the roller 5 fixedly connected with the output shafts of the motor 3 and the fan 4, the reciprocating screw rod 9 fixedly connected with the top end of the long worm 8 meshed with the front side of the large worm wheel 7 is utilized, the rotating plate 10 rotatably connected with the outer side of the reciprocating screw rod 9 is arranged, the top end of the rotating plate 10 penetrates through the fan 4 and is clamped with the clamping plate 11, therefore, the output shaft of the motor 3 enables the fan 4 to drive the large worm wheel 7 to rotate by utilizing the cooperation of the belt 6, the long worm 8 drives the reciprocating screw rod 9 to rotate, the rotating plate 10 is clamped with the clamping plate 11, the through cavities arranged inside the rotating plate 10 and the fan 4 are indirectly superposed, and the dry concrete aggregate with different weights is collected into different material receiving pipes 23, the heavier aggregate enters the screen due to insufficient moving distance blown by the fan 4, and simultaneously utilizes the short worm 13 meshed with the bottom end of the small worm wheel 16, the sliding seat 14 connected with the outer sides of the two ends of the short worm 13 in a sliding way and the moving sleeve 15 fixedly connected with the outer side of one end of the short worm 13, so that the motor 3 drives the small worm wheel 16 to rotate the short worm 13, indirectly drives the moving sleeve 15 to rotate, the moving sleeve 15 moves left and right through the fixed seat, the moving sleeve 15 moves left and right to eject the clamping plate 11 to rotate so as to compress the other spring 12, the rotating plate 10 loses the clamping plate 11 to be clamped, the rotating plate 10 is rapidly lifted through the matching of the reciprocating screw rod 9 due to the compression of one spring 12, the rotating plate 10 covers different through cavities arranged in the fan 4, the aim of controlling wind force to carry out grading and material selection is achieved, the condition that the wind force collects different aggregates together is avoided, and the screening of different aggregates is favorable for screening, the quality of the finished concrete is improved, and the working efficiency is improved.

Referring to fig. 2 and 4 again, the bottom end of the long worm 8 penetrates through the fan 4 and is rotatably connected to the bottom end inside the box body 1, the outer side of the bottom end of the long worm 8 is fixedly connected with a first bevel gear 19, the front side of the first bevel gear 19 is engaged with a second bevel gear 20, the front side of the second bevel gear 20 is fixedly connected with a cam 21, one end of the cam 21 is fixedly connected with a connecting plate 22, the connecting plate 22 and the cam 21 are rotatably connected to the front side inside the box body 1, a screen is arranged inside the cavity 2, one side inside the box body 1 is fixedly connected with a plurality of material receiving pipes 23 and an inclined screen cylinder, the top ends of the plurality of material receiving pipes 23 are communicated with the cavity 2, the top end of the inclined screen cylinder is communicated with the screen, and the bottom end of the connecting plate 22 is provided with a dust collecting box.

Specifically, because the heavier aggregate is on the screen cloth, utilize the first bevel gear 19 of long worm 8 bottom outside fixed connection, the second bevel gear 20 of meshing of first bevel gear 19 front side simultaneously, and the cam 21 of second bevel gear 20 front side fixed connection, the connecting plate 22 of cam 21 one end fixed connection, therefore, long worm 8 drives first bevel gear 19 and rotates, first bevel gear 19 makes second bevel gear 20 rotate through the meshing, drive cam 21 rotates simultaneously, make connecting plate 22 rotate each time and hit the screen cloth, make some dust vibrations of attached aggregate on the screen cloth, fall into the dust collecting box, and the aggregate receives connecting plate 22 striking at every turn and sieves to the inclined screen drum, reached the aggregate and finally sieved the purpose, be favorable to the recycle, improve the environmental protection efficiency, avoid sieving the aggregate to make the dust raise, improve ecological environment.

The foregoing shows and describes the general principles and broad features of the present invention and advantages thereof. It will be appreciated by those skilled in the art that the concrete dry aggregate continuous multi-stage air classification apparatus is not limited by the above-described embodiments, which are described in the specification and illustrated only to illustrate the principles of the present invention, and that various changes and modifications may be made therein without departing from the spirit and scope of the utility model as hereinafter claimed. The scope of the utility model is defined by the appended claims and equivalents thereof.

Claims

1. Aggregate is multistage selection by winnowing grading plant in succession, including box (1), its characterized in that: a cavity (2) is formed in the box body (1), a motor (3) and a fan (4) are electrically connected to one side of the box body (1), idler wheels (5) are fixedly connected to output shafts of the motor (3) and the fan (4), a belt (6) is sleeved on the outer sides of the two idler wheels (5), and an adjusting assembly is arranged in the fan (4);

the adjusting component comprises a big worm wheel (7) and two springs (12), the big worm wheel (7) is fixedly connected to an output shaft of the fan (4), a long worm (8) is meshed on the front side of the big worm wheel (7), a reciprocating lead screw (9) is fixedly connected to the top end of the long worm (8), a rotating plate (10) is rotatably connected to the outer side of the reciprocating lead screw (9), a clamping plate (11) penetrates through the fan (4) and is clamped on the top end of the rotating plate (10), the clamping plate (11) is rotatably connected to the inside of the box body (1), a fixing plate (17) is arranged on the top end of the rotating plate (10), one spring (12) is fixedly connected between the rotating plate (10) and the fixing plate (17), and the other spring (12) is fixedly connected between the clamping plate (11) and the inside of the box body (1).

2. The continuous multistage air classification device of aggregate according to claim 1, characterized in that: fan (4) and rotor plate (10) are inside all seted up a plurality of logical chambeies, inside motor (3) output shaft run through box (1) and extend into cavity (2), motor (3) output shaft fixedly connected with stirring rod (18).

3. The continuous multistage air classification device of aggregate according to claim 1, characterized in that: the motor (3) output shaft fixedly connected with little worm wheel (16), little worm wheel (16) set up between cavity (2) and box (1) inside, little worm wheel (16) bottom meshing has short worm (13), short worm (13) both ends outside sliding connection has sliding seat (14).

4. The continuous multistage air classification device of aggregate according to claim 3, characterized in that: short worm (13) one end outside fixedly connected with removes cover (15), remove cover (15) and set up between two sliding seat (14), it has the fixing base, two to remove cover (15) front side sliding connection sliding seat (14) and the equal fixed connection of fixing base in the inside front side of box (1).

5. The continuous multistage air classification device of aggregate according to claim 1, characterized in that: the bottom end of the long worm (8) penetrates through the fan (4) and is rotatably connected to the bottom end inside the box body (1), a first bevel gear (19) is fixedly connected to the outer side of the bottom end of the long worm (8), and a second bevel gear (20) is meshed with the front side of the first bevel gear (19).

6. The continuous multistage air classification device of aggregate according to claim 5, characterized in that: the front side of the second bevel gear (20) is fixedly connected with a cam (21), one end of the cam (21) is fixedly connected with a connecting plate (22), and the connecting plate (22) and the cam (21) are rotatably connected to the front side inside the box body (1).

7. The continuous multistage air classification device of aggregate according to claim 6, characterized in that: the inside screen cloth that is provided with of cavity (2), box (1) inside one side fixedly connected with a plurality of receipts material pipe (23) and an inclined screen section of thick bamboo, it is a plurality of receive material pipe (23) top all is linked together with cavity (2), an inclined screen section of thick bamboo top is linked together with the screen cloth, connecting plate (22) bottom is provided with the dust collection box.