CN214864209U - Powder selecting machine of cement mill - Google Patents

Abstract

The utility model discloses a cement mill selection powder machine, including box, connecting block and guide box, department is fixed with the base in the middle of the inside bottom of box, department rotates in the middle of the up end of wind box and installs the abrasive disc, the department in the middle of the inside of box is fixed to the connecting block, and the connecting block is located the abrasive disc directly over, the both sides of connecting block all rotate through the pivot and install the carousel, the inside upper end at the box is fixed through the mount in the both sides of guide box, the helical path has been seted up to the inside of guide box, department rotates in the middle of the inside top of box and installs the selection powder ware, the top of box is fixed with the drive case, one side of box is run through to install arranges material pipe and feeder hopper, and the feeder hopper is located the downside of arranging the material pipe, one side that the box deviates from to arrange the material pipe runs through and installs intake pipe and guide pipe. The utility model discloses possess broken circulation screening, improve the selection powder quality and strengthen airflow channel, ensure the advantage of selection powder quality.

Description

Powder selecting machine of cement mill

Technical Field

The utility model relates to a selection powder machine technical field specifically is a cement mill selection powder machine.

Background

The closed circuit grinding system is one of the most commonly used production processes in the cement industry production, and aims to improve the productivity of the grinding system, reduce the production energy consumption and improve the machine-hour yield. The air separation theory is used as a basis, so that the powder is thoroughly classified in a suspension state, the air separation type powder sorting device is a latest generation of efficient powder sorting equipment, and can be applied to a cement and raw material grinding system and an ultrafine slag grinding system in the cement industry, and also can be applied to industrial departments such as chemical industry, metallurgy and the like. The ground material enters the powder selecting inner shell from the hopper at the upper part of the powder selecting machine, falls into the spiral sleeve space of the main shaft, and is fully suspended after being homogenized, dispersed and pressurized. Under the high-speed rotation of the spreading disc, the materials are spread out all around under the action of inertial centrifugal force, and are lifted upwards under the action of ascending airflow generated by the blades of the spreading disc, so that the materials are boiled in the upper space of the spreading disc, finer particles in the materials float upwards and are in a suspended dispersion state, and thicker materials are dispersed by the blades of the spreading disc and fall down along the cylinder wall, and primary powder selection is completed.

When the existing cement powder concentrator is used for screening, large particle raw materials in the existing cement powder concentrator are easy to accumulate, so that the powder concentration efficiency is influenced, and the existing equipment cannot effectively crush and screen, so that the processing efficiency is influenced; the existing powder concentrator discharges materials, the particle raw materials are driven by wind power to flow along the airflow, and then are screened by the blades of the powder concentrator, but the existing powder concentrator does not have a fixed airflow channel, so that the raw materials are scattered, and the powder concentration quality is influenced.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a cement mill selection powder machine possesses broken circulation screening, improves the selection powder quality and strengthens airflow channel, ensures the advantage of selection powder quality, solves existing equipment inefficiency, and selects the poor problem of powder quality.

In order to achieve the above object, the utility model provides a following technical scheme: a cement mill powder concentrator comprises a box body, a connecting block and a material guide box, wherein a base is fixed in the middle of the bottom end inside the box body, and the upper end of the base is fixed with a wind box, the middle of the upper end surface of the wind box is rotatably provided with a grinding disc, the connecting block is fixed at the middle inside the box body, the connecting block is positioned right above the grinding disc, the two sides of the connecting block are both rotatably provided with rotating discs through rotating shafts, two sides of the material guiding box are fixed at the upper end of the interior of the box body through a fixing frame, a spiral channel is arranged in the material guiding box, the middle of the top end in the box body is rotatably provided with a powder selector, the top end of the box body is fixed with a driving box, one side of the box body is provided with a discharging pipe and a feeding hopper in a penetrating way, and the feeder hopper is located the downside of arranging the material pipe, one side that the box deviates from to arrange the material pipe runs through and installs intake pipe and passage, and the intake pipe is located the downside of passage.

Preferably, the lower terminal surface of box is fixed with the callus on the sole, the callus on the sole is equipped with four altogether, and four callus on the sole are the annular array and distribute, the lower extreme of callus on the sole is equipped with the slipmat.

Preferably, the inner wall of box is laminated in the outside of wind box, the up end off-plate side of wind box is opened and is equipped with the air outlet, and the air outlet corresponds the abrasive disc outside.

Preferably, the carousel is the slope design, and the lower extreme of carousel laminates with the inboard of abrasive disc mutually, the lower extreme of feeder hopper inner and passage all corresponds the abrasive disc inboard.

Preferably, the lower end opening of the spiral channel is larger than the upper end opening, and the upper end opening of the spiral channel is small corresponding to the powder selector.

Preferably, the upper end of the material guide pipe and the inner end of the material discharge pipe correspond to two sides of the powder selector respectively, and the inner end of the air inlet pipe is connected with the inside of the air box.

Compared with the prior art, the beneficial effects of the utility model are as follows: the external power supply supplies power, an operator starts the device through a control panel, raw materials are guided into the inner side of a grinding disc in a box body through an external guide device, a motor in a base is started to drive the grinding disc to rotate, a rotary disc which is attached is driven to rotate through the rotation of the grinding disc, the raw materials are ground and crushed in the rotating process of the rotary disc and the grinding disc, air flow is injected into an air box through an air inlet pipe through an external air pump, air flow is discharged from an air outlet on the outer side of the upper end of the air box, the ground granular materials are driven to the upper side of the box body through the air flow, the air flow is concentrated through a spiral channel in a guide box and then discharged from an upper end opening, the granular raw materials flow to the inner side of a blade of a powder selector, the motor in a driving box is started to drive the powder selector to rotate, the powder selector screens the raw materials are discharged outwards through a discharge pipe, and the granular raw materials are returned to the grinding disc through a guide pipe for crushing processing, this device simple structure, it is easy and simple to handle, ensure processingquality through repeated breakage, avoid the raw materials to fly apart through concentrating the air current simultaneously, improve selection powder efficiency.

Drawings

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

FIG. 2 is a schematic sectional view of the present invention;

fig. 3 is a schematic view of the structure of the material guiding box of the present invention.

In the figure: 1. a discharge pipe; 2. a control panel; 3. a feed hopper; 4. a box body; 5. a foot pad; 6. an air inlet pipe; 7. a material guide pipe; 8. a drive box; 9. a wind box; 10. a base; 11. a grinding disk; 12. connecting blocks; 13. a turntable; 14. a fixed mount; 15. a material guiding box; 16. a powder selector; 17. a spiral path.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1 to 3, the present invention provides an embodiment: a cement mill powder concentrator comprises a box body 4, a connecting block 12 and a material guide box 15, wherein foot pads 5 are fixed on the lower end face of the box body 4, the number of the foot pads 5 is four, four foot pads 5 are distributed in a ring array, the lower ends of the foot pads 5 are provided with anti-slip pads, the middle part of the bottom end in the box body 4 is fixed with a base 10, and the upper end of the base 10 is fixed with the wind box 9, the middle of the upper end surface of the wind box 9 is rotatably provided with the grinding disc 11, the connecting block 12 is fixed at the middle of the inner part of the box body 4, the connecting block 12 is positioned right above the grinding disc 11, the rotating discs 13 are rotatably arranged on both sides of the connecting block 12 through rotating shafts, the outer side of the wind box 9 is attached to the inner wall of the box body 4, an air outlet is arranged on the outer side of the upper end face of the wind box 9, and the air outlet corresponds the abrasive disc 11 outside, and carousel 13 is the slope design, and the lower extreme of carousel 13 and the inboard of abrasive disc 11 are laminated mutually, and the lower extreme of feeder hopper 3 inner and passage 7 all corresponds the abrasive disc 11 inboard.

The inside upper end at box 4 is fixed through mount 14 to the both sides of guide box 15, screw channel 17 has been seted up to the inside of guide box 15, department rotates in the middle of the inside top of box 4 installs powder concentrator 16, the top of box 4 is fixed with drive case 8, one side of box 4 is run through and is installed row material pipe 1 and feeder hopper 3, and feeder hopper 3 is located row material pipe 1's downside, the lower extreme opening of screw channel 17 is greater than the upper end opening, and the upper end opening and the powder concentrator 16 of screw channel 17 correspond for a short time.

An air inlet pipe 6 and a material guide pipe 7 are installed on one side of the box body 4, which is far away from the discharge pipe 1, in a penetrating manner, the air inlet pipe 6 is positioned on the lower side of the material guide pipe 7, the upper end of the material guide pipe 7 and the inner end of the discharge pipe 1 respectively correspond to two sides of a powder selector 16, the inner end of the air inlet pipe 6 is connected with the inside of an air box 9, power is supplied by an external power supply, an operator starts the device through a control panel 2, raw materials are guided into the inner side of a grinding disc 11 in the box body 4 through a feed hopper 3 through external material guide equipment, a motor in a base 10 is started to drive the grinding disc 11 to rotate, a bonded rotary disc 13 is driven to rotate through the rotation of the grinding disc 11, the raw materials are ground and crushed during the rotation of the rotary disc 13 and the grinding disc 11, air flow is injected into the air box 9 through an external air pump through the air inlet pipe 6, air outlets on the outer side of the upper end of the air box 9 enable the air flow to be discharged, the ground particles are driven to the upper side of the box body 4 through the air flow, the air flow is concentrated through a spiral channel 17 in the material guide box 15 and then discharged from an upper end opening, particle raw materials flow to 16 blade inboards of selection powder ware, and the motor drives selection powder ware 16 and rotates in the start drive case 8, and selection powder ware 16 is with raw materials screening back powder raw materials through arranging material pipe 1 and outwards discharging, and particle raw materials gets back to abrasive disk 11 again through passage guide 7 and carries out broken processing, and this device simple structure is easy and simple to handle, guarantees processingquality through repeated breakage, avoids the raw materials to scatter through concentrated air current simultaneously, improves selection powder efficiency.

The working principle is as follows: in the utility model, the external power supply supplies power, the operator starts the device through the control panel 2, the raw material is guided into the inner side of the grinding disc 11 in the box body 4 through the feed hopper 3 by the external material guiding equipment, the motor in the base 10 is started to drive the grinding disc 11 to rotate, the rotary disc 13 which is attached is driven to rotate by the rotation of the grinding disc 11, the raw material is ground and crushed in the rotating process of the rotary disc 13 and the grinding disc 11, the air flow is injected into the wind box 9 through the air inlet pipe 6 by the external air pump, the air outlet at the outer side of the upper end of the wind box 9 enables the air flow to be discharged, the ground particle material is driven to the upper side of the box body 4 by the air flow, the air flow is concentrated by the spiral passage 17 in the guide box 15 and then discharged from the upper end opening, the particle raw material flows to the inner side of the blades of the powder selector 16, the motor in the driving box 8 is started to drive the powder selector 16 to rotate, the powder selector 16 outwards discharges the powder raw material after the raw material is screened through the discharge pipe 1, the particle raw material returns to the grinding disc 11 through the material guide pipe 7 for crushing processing. The working principle of the present invention is the above.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims (6)

1. The utility model provides a cement mill selection powder machine, includes box (4), connecting block (12) and guide box (15), its characterized in that: the utility model discloses a powder sorting machine, including box (4), connecting block (12), grinding disc (11), carousel (13), guide box (15), drive box (8), the department is fixed with base (10) in the middle of the inside bottom of box (4), and the upper end of base (10) is fixed with wind box (9), department rotates in the middle of the up end of wind box (9) installs abrasive disc (11), department rotates in the middle of the connecting block's (12) up end fixes in the middle of the inside of box (4), and connecting block (12) are located abrasive disc (11) directly over, the both sides of connecting block (12) all rotate through the pivot and install carousel (13), the both sides of guide box (15) are fixed in the inside upper end of box (4) through mount (14), spiral way (17) have been seted up to the inside of guide box (15), department rotates in the middle of the inside top of box (4) and installs powder concentrator (16), the top of box (4) is fixed with drive box (8), one side of box (4) is run through and is installed and is arranged material pipe (1) and feeder hopper (3), and feeder hopper (3) are located the downside of arranging material pipe (1), box (4) run through the one side that deviates from row material pipe (1) and install intake pipe (6) and passage (7), and intake pipe (6) are located the downside of passage (7).

2. The cement mill powder concentrator according to claim 1, characterized in that: the lower terminal surface of box (4) is fixed with callus on the sole (5), callus on the sole (5) are equipped with four altogether, and four callus on the sole (5) are the annular array and distribute, the lower extreme of callus on the sole (5) is equipped with the slipmat.

3. The cement mill powder concentrator according to claim 1, characterized in that: the outer side of the air box (9) is attached to the inner wall of the box body (4), an air outlet is formed in the outer side of the upper end face of the air box (9), and the air outlet corresponds to the outer side of the grinding disc (11).

4. The cement mill powder concentrator according to claim 1, characterized in that: carousel (13) are the slope design, and the lower extreme of carousel (13) laminates mutually with the inboard of abrasive disc (11), the lower extreme of feeder hopper (3) inner and passage (7) all corresponds abrasive disc (11) inboard.

5. The cement mill powder concentrator according to claim 1, characterized in that: the lower end opening of the spiral channel (17) is larger than the upper end opening, and the upper end opening of the spiral channel (17) is small corresponding to the powder selector (16).

6. The cement mill powder concentrator according to claim 1, characterized in that: the upper end of the material guide pipe (7) and the inner end of the material discharge pipe (1) correspond to the two sides of the powder selector (16) respectively, and the inner end of the air inlet pipe (6) is connected with the inside of the air box (9).

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