CN213967124U

CN213967124U - Concrete sand stone separation recovery unit

Info

Publication number: CN213967124U
Application number: CN202022650736.7U
Authority: CN
Inventors: 刘臻一; 陈程; 高华
Original assignee: Hangzhou Sanzhong New Building Materials Technology Co ltd
Current assignee: Hangzhou Sanzhong New Building Materials Technology Co ltd
Priority date: 2020-11-16
Filing date: 2020-11-16
Publication date: 2021-08-17
Anticipated expiration: 2030-11-16

Abstract

The application relates to the field of concrete recovery, in particular to a concrete sand and stone separation and recovery device which comprises a rack, a plurality of separation rollers and a power mechanism, wherein the separation rollers are rotatably connected to the rack; the stirring mechanism comprises a tank body which is arranged on the frame and provided with a discharge port, a mounting plate erected on a notch of the tank body, a stirring shaft rotationally connected to the mounting plate, a driving assembly arranged on the mounting plate and used for driving the stirring shaft to rotate, and a water injection assembly arranged on one side of the frame and used for injecting water into the tank body. Compared with the prior art, the concrete sand-gravel separating device has the advantages that the phenomenon that sand is adhered to stones is reduced by diluting and stirring concrete, so that the sand can be smoothly separated from the stones, and the effect of separating concrete sand from stones is improved.

Description

Concrete sand stone separation recovery unit

Technical Field

The application relates to the field of concrete recovery, in particular to a concrete sand and stone separation and recovery device.

Background

The concrete is a commonly used composite material in the building engineering, and is formed by mixing cement, sand, stones and water according to a certain proportion, the concrete often remains some concrete in a tank car in the construction and transportation process, and if the remaining waste concrete is poured randomly, the material is wasted, the environment is polluted, and the concrete needs to be recycled.

As the application document with publication number CN109396008A, this application document provides a concrete grit separating centrifuge, including the separator box, the feed plate is installed to the separator box rear end, two sets of curb plates rotate through the bearing around the separator box and are connected with the separation roller, the separation roller is close to feed plate one end and extends the separator box and is connected with the driving gear transmission of driving motor output shaft through the gear belt, driving motor passes through the motor cabinet and installs on the separator box left side board, the separation roller is provided with a plurality of groups and is provided with helical blade on every group separation roller, and is adjacent the crisscross setting of helical blade of separation roller, the slope of separator box bottom is provided with the bottom plate, the separator box is provided with out the sand mouth corresponding to the bottom plate right-hand member, a slabstone is installed to separator box rear portion curb plate.

Although the separator effectively avoids the phenomenon of blockage when concrete sand is separated, concrete poured onto the separating roller by the tank car contains cement paste with high viscosity, so that more sand is adhered to the stones, the sand cannot smoothly fall down from the separating roller and can be collected together with the stones, and the separating and recycling effects of the sand and the stones are greatly influenced.

SUMMERY OF THE UTILITY MODEL

In order to make grit and stone can separate smoothly, promote the separation effect of concrete grit, this application provides a concrete grit separation recovery unit.

The application provides a pair of concrete grit separation recovery unit adopts following technical scheme:

a concrete sand and stone separation and recovery device comprises a rack, a plurality of separation rollers rotatably connected to the rack, and a power mechanism arranged on the rack and used for rotating the separation rollers simultaneously, wherein one end of the rack is provided with a stirring mechanism used for stirring and diluting concrete; the stirring mechanism comprises a tank body which is arranged on the frame and provided with a discharge port, a mounting plate erected on a notch of the tank body, a stirring shaft rotationally connected to the mounting plate, a driving assembly arranged on the mounting plate and used for driving the stirring shaft to rotate, and a water injection assembly arranged on one side of the frame and used for injecting water into the tank body.

Through adopting above-mentioned technical scheme, the internal abandonment concrete of tank car jar is emptyd earlier to the cell body in, simultaneously the staff passes through the water injection subassembly to the internal water injection of cell body, in order to dilute the concrete, then the staff rotates the (mixing) shaft through drive assembly, stirring effect through the (mixing) shaft, the grit will take place to separate with the stone, last staff opens the discharge gate again and pours the concrete after will stirring to the separation roller on, the grit will fall from the clearance between the separation roller more easily, the separation effect of grit and stone has been promoted. Compared with the prior art, the concrete sand-gravel separating device has the advantages that the phenomenon that sand is adhered to stones is reduced by diluting and stirring concrete, so that the sand can be smoothly separated from the stones, and the effect of separating concrete sand from stones is improved.

Preferably, the driving assembly comprises a worm wheel fixedly sleeved on the stirring shaft, a worm rotatably connected to the mounting plate and meshed with the worm wheel, and a second motor arranged on the mounting plate and used for driving the worm to rotate.

Through adopting above-mentioned technical scheme, the staff opens the second motor and rotates the worm, and under the combined action of worm and worm wheel, the worm wheel will drive the worm rotatory. Because the linkage structure of the worm gear and the worm has the effect of increasing the torque, the rotation of the stirring shaft is smoother while the rotation load of the second motor is reduced.

Preferably, the groove bottom of the groove body is inclined downwards towards the discharge hole.

By adopting the technical scheme, the groove bottom which is obliquely arranged on the groove body can play a role in collecting and guiding the diluted and stirred concrete, so that sand and stones in the concrete can be smoothly discharged from the discharge hole, and the residue of the concrete on the groove bottom of the groove body is reduced.

Preferably, a feeding plate for receiving concrete is arranged at the notch of the trough body.

Through adopting above-mentioned technical scheme, the area that the concrete poured from the tank car was accepted to the cell body can be increased to the feed plate, not only makes things convenient for the position that the tank car driver controlled to back a car to empty the concrete, can avoid the tank car directly to empty the concrete and damage the (mixing) shaft to the cell body moreover.

Preferably, the two sides of the rack are provided with material blocking plates.

Through adopting above-mentioned technical scheme, when the grit and the stone that fall on the separation roller from the discharge gate are more, the separation roller is too late to transmit it to the other end of separation roller fast, and grit and stone will pile up in the below of separation roller, and the striker plate then can block grit and stone and drop from the frame both sides to hoisting device's practicality.

Preferably, the water injection assembly comprises a water tank positioned on one side of the rack, and a water pipe and a water pump which are communicated between the water tank and the trough body; and spray pipes for spraying water towards the sand on the separation roller are further arranged on two sides of the rack and are communicated with the water pump through water pipes.

Through adopting above-mentioned technical scheme, the spray tube can be to carrying out further washing to the stone of carrying out the transmission on the separation roller to reduce the grout on the stone, further reduce the grit of adhesion on the stone, the device can further promote the separation effect of grit and stone.

Preferably, one end of the rack, which is far away from the groove body, is provided with a sand collecting box for receiving stones, and a sand collecting box for receiving sand is arranged below the separation roller.

By adopting the technical scheme, the stone collecting box and the sand collecting box can collect the separated stones and sands respectively, so that the operation of manually collecting the sands and the stones by workers can be omitted, and the recovery operation of the workers is facilitated.

Preferably, the stone collecting box and the sand collecting box are both provided with water outlets for discharging cement paste.

By adopting the technical scheme, the water outlet can discharge the diluted cement paste falling into the sand collecting box and the stone collecting box, so that the occupied volume of the cement paste can be reduced, more sands and stones can be collected by the sand collecting box and the stone collecting box respectively, the operation of discharging the cement paste by workers is omitted, and the air drying treatment of the sands and the stones by the follow-up workers is facilitated.

In summary, the present application includes at least one of the following beneficial technical effects:

1. through the arrangement of the groove body, the mounting plate, the stirring shaft, the driving assembly and the water injection assembly, the sand can be smoothly separated from the stones, so that the effect of separating concrete sand from stone is improved;

2. through the arrangement of the feeding plate, a driver of the tank truck can conveniently control the position of backing to dump concrete, and the damage to the stirring shaft caused by directly dumping the concrete to the tank body by the tank truck is avoided;

3. through the arrangement of the water tank, the water pipe, the water pump and the spray pipe, the separation effect of the device on sand and stones is further improved;

4. through the setting of receipts sand box and receipts stone case, saved the operation that the staff manually collected grit and stone, made things convenient for staff's recovery operation.

Drawings

FIG. 1 is a schematic view of the overall structure of a concrete sand separating and recovering device according to an embodiment of the present application.

Description of reference numerals: 1. a frame; 2. a separation roller; 3. a helical blade; 4. a power mechanism; 5. a trough body; 6. a discharge port; 7. mounting a plate; 8. a stirring shaft; 9. a worm gear; 10. a worm; 11. a second motor; 12. a water tank; 13. a water pipe; 14. a water pump; 15. a feeding plate; 16. a striker plate; 17. a nozzle; 18. a sand collecting box; 19. a stone collection box; 20. and (7) a water outlet.

Detailed Description

The present application is described in further detail below with reference to fig. 1.

The embodiment of the application discloses a concrete sand and stone separation and recovery device, and with reference to fig. 1, the device comprises a rack 1 and nine separation rollers 2 which are rotatably connected to the rack 1 along the length direction of the rack 1, wherein the nine separation rollers 2 are parallel to each other and arranged at intervals, each separation roller 2 has the same rotating direction and is provided with helical blades 3 with the same rotating direction, and the helical blades 3 on the adjacent separation rollers 2 are arranged in a staggered manner; the frame 1 is also provided with a power mechanism 4 for simultaneously rotating nine separating rollers 2. After the concrete is poured on one end of the separation roller 2, the mixed sand and stones are driven by the spiral blade 3 on the separation roller 2 to be transported to the other end of the frame 1, the sand with the smaller diameter falls from the gap between the separation rollers 2 in the transportation process, the stones with the larger diameter are left on the separation roller 2, and finally the stones are gradually transported to the other end of the frame 1 by the separation roller 2, so that the separation of the sand and the stones is realized.

A trough body 5 is vertically arranged at one end, close to the power mechanism 4, of the rack 1, a discharge hole 6 located above the separation roller 2 is formed in the bottom of the trough body 5, and the bottom of the trough body 5 is obliquely and downwards arranged towards the discharge hole 6. A horizontal mounting plate 7 is further erected at the notch at the upper end of the tank body 5, a stirring shaft 8 with blades is rotatably connected to the lower surface of the mounting plate 7, and the axis of the stirring shaft 8 coincides with the central axis of the tank body 5. The upper end of the stirring shaft 8 penetrates through the mounting plate 7 and is fixedly sleeved with a worm wheel 9, the upper surface of the mounting plate 7 is rotatably connected with a worm 10 meshed with the worm wheel 9, and the mounting plate 7 is further provided with a second motor 11 used for rotating the worm 10. A water tank 12 is arranged on one side of the frame 1, and the water tank 12 is communicated with the trough body 5 through a water pipe 13 and a water pump 14. Wherein, the water pipe 13, the water pump 14 and the water tank 12 form a water injection assembly; the worm wheel 9, the worm 10 and the second motor 11 form a driving assembly; the tank body 5, the discharge hole 6, the mounting plate 7, the stirring shaft 8, the driving assembly and the water injection assembly form a stirring mechanism.

The tank car driver control tank car pours the interior abandonment concrete of jar body into cell body 5 earlier, then opens water pump 14 and pours the water in the water tank 12 into the cell body 5, and the concrete will be diluted, and the staff opens second motor 11 simultaneously and rotates worm 10, and under worm wheel 9 worm 10's linkage effect, stirring shaft 8 will take place rotatoryly, through the stirring of stirring vane on it to the concrete, grit and stone in the concrete after diluting will separate more easily. After the stirring shaft 8 is used for stirring for a period of time, a worker opens the discharge hole 6 to discharge concrete in the groove body 5 to one end of the separation roller 2, sand can fall down from a gap of the separation roller 2 more easily, and therefore the separation effect of the sand and stones is improved.

One side of the tank body 5 far away from the discharge port 6 is also provided with a feeding plate 15 on the notch of the tank body, the feeding plate 15 can increase the area of the tank body 5 for receiving concrete poured out from a tank car, so that the tank car driver can conveniently control the position for backing the car to pour the concrete, and the tank car can be prevented from directly pouring the concrete into the tank body 5 to damage the stirring shaft 8.

Both sides of the frame 1 are provided with a material baffle 16, when sand and stones falling on the separating roller 2 from the discharge port 6 are more, the separating roller 2 cannot transmit the sand and the stones to the other end of the separating roller 2 quickly, the sand and the stones are piled up below the separating roller 2, and the material baffle 16 can stop the sand and the stones from falling from both sides of the frame 1, so that inconvenience is avoided for workers.

Both sides of the frame 1 are provided with a spray pipe 17, the two spray pipes 17 are provided with a plurality of spray heads facing the separation roller 2, and the spray pipes 17 are communicated with the water pump 14 and the water tank 12 through a water pipe 13. When the separation roller 2 is in the process of transmitting the stones, the worker can start the water pump 14 again to inject water into the spray pipes 17, water sprayed from the spray heads on the spray pipes 17 on the two sides can clean cement paste and sand attached to the stones again, the situation that the sand and the stones are adhered together is further reduced, and the separation effect of the sand and the stones is further improved.

In order to facilitate the recycling of the separated sand and stones by workers, a sand collecting box 18 for receiving the sand is arranged below the separating roller 2, a stone collecting box 19 is also arranged below one end of the frame 1 far away from the chute body 5, and the separated stones are brought to one end of the frame 1 by the separating roller 2 and fall into the stone collecting box 19. The sand receiving box 18 and the stone receiving box 19 are respectively provided with a water outlet 20, the diluted cement slurry falling into the sand receiving box 18 and the stone receiving box 19 can be discharged from the water outlet 20, so that the occupied volume of the cement slurry can be reduced, the sand receiving box 18 and the stone receiving box 19 can respectively collect more sands and stones, the operation of discharging the cement slurry by workers is omitted, and the subsequent workers can conveniently air-dry the sands and the stones.

The implementation principle of the embodiment is as follows: the tank car driver control tank car pours the interior abandonment concrete of jar body into cell body 5 earlier, then opens water pump 14 and pours the water in the water tank 12 into the cell body 5, and the concrete will be diluted, and the staff opens second motor 11 simultaneously and rotates worm 10, and under worm wheel 9 worm 10's linkage effect, stirring shaft 8 will take place rotatoryly, through the stirring of stirring vane on it to the concrete, grit and stone in the concrete after diluting will separate more easily. After the stirring shaft 8 is used for stirring for a period of time, a worker opens the discharge hole 6 to discharge concrete in the groove body 5 to one end of the separation roller 2, sand can fall down from a gap of the separation roller 2 more easily, and therefore the separation effect of the sand and stones is improved.

The embodiment of this specific implementation mode is the preferred embodiment of the present invention, not limit according to this the utility model discloses a protection scope, so: all equivalent changes made according to the structure, shape and principle of the utility model are covered within the protection scope of the utility model.

Claims

1. The utility model provides a concrete grit separation recovery unit, includes frame (1), rotates many separation roller (2) of connection in frame (1) to and establish power unit (4) that are used for rotatory many separation roller (2) simultaneously on frame (1), its characterized in that: one end of the frame (1) is provided with a stirring mechanism for stirring and diluting concrete; the stirring mechanism comprises a tank body (5) which is arranged on the frame (1) and is provided with a discharge hole (6), a mounting plate (7) erected on a notch of the tank body (5), a stirring shaft (8) which is rotatably connected on the mounting plate (7), a driving assembly which is arranged on the mounting plate (7) and is used for driving the stirring shaft (8) to rotate, and a water injection assembly which is arranged on one side of the frame (1) and is used for injecting water into the tank body (5).

2. The concrete gravel separation and recovery device of claim 1, wherein: the driving assembly comprises a worm wheel (9) fixedly sleeved on the stirring shaft (8), a worm (10) rotatably connected to the mounting plate (7) and meshed with the worm wheel (9), and a second motor (11) arranged on the mounting plate (7) and used for driving the worm (10) to rotate.

3. The concrete gravel separation and recovery device of claim 1, wherein: the tank bottom of the tank body (5) is inclined downwards towards the discharge port (6).

4. The concrete gravel separation and recovery device of claim 1, wherein: and a feeding plate (15) for bearing concrete is arranged at the notch of the tank body (5).

5. The concrete gravel separation and recovery device of claim 1, wherein: and material blocking plates (16) are arranged on two sides of the frame (1).

6. The concrete gravel separation and recovery device of claim 1, wherein: the water injection assembly comprises a water tank (12) positioned on one side of the rack (1), and a water pipe (13) and a water pump (14) which are communicated between the water tank (12) and the trough body (5); and spray pipes (17) for spraying water towards the sand on the separation roller (2) are further arranged on two sides of the rack (1), and the spray pipes (17) are communicated with a water pump (14) through water pipes (13).

7. The concrete gravel separation and recovery device of claim 1, wherein: one end of the frame (1) far away from the groove body (5) is provided with a stone collecting box (19) for receiving stones, and a sand collecting box (18) for receiving sand is arranged below the separation roller (2).

8. The concrete gravel separation and recovery device of claim 7, wherein: and water outlets (20) for discharging cement paste are arranged on the stone collecting box (19) and the sand collecting box (18).