CN219073118U

CN219073118U - Energy-saving circulating system of ball mill

Info

Publication number: CN219073118U
Application number: CN202320002665.0U
Authority: CN
Inventors: 胡敬东
Original assignee: Liaoning Xinyang New Material Technology Co ltd
Current assignee: Liaoning Xinyang New Material Technology Co ltd
Priority date: 2023-01-03
Filing date: 2023-01-03
Publication date: 2023-05-26
Anticipated expiration: 2033-01-03

Abstract

The utility model discloses an energy-saving circulating system of a ball mill, which comprises a circulating pipeline, wherein a flange plate is fixedly arranged at the bottom end of the circulating pipeline, the circulating pipeline is L-shaped, the top end of the circulating pipeline is fixedly communicated with a material dividing box, the middle part of the front surface of the material dividing box is fixedly communicated with a powder discharging assembly, and the left side and the right side of the front surface of the material dividing box are fixedly communicated with branch pipes. According to the utility model, when the powder-free hot air enters the recovery pipe, the powder-free hot air can enter the corrugated pipes through the recovery pipe and can be stored at the temperature through the heat preservation pipe, the two corrugated pipes are respectively connected with the discharge port of the ball mill and the air suction port of the air heater, the circulating hot air is utilized to continuously assist the flow of the powder, meanwhile, the circulating hot air is utilized to accelerate the generation of the hot air in the air heater, the heating power of the hot air is reduced, the hot air circulation is completed, the energy consumption is effectively reduced, and the pollution to the surrounding environment is reduced.

Description

Energy-saving circulating system of ball mill

Technical Field

The utility model relates to the technical field of ball mills, in particular to an energy-saving circulating system of a ball mill.

Background

The ball mill is a key device for crushing materials after the materials are crushed. In this type of ore mill, a certain number of steel balls are filled in a cylinder body of the ore mill as grinding media, materials are generally crushed into powder in the working process of ball milling, and when the powder materials are discharged, hot air is generally used for assisting the powder in discharging.

In the prior art, it passes through the air heater at ball mill pan feeding mouth to with hot-blast blowing into ball mill pan feeding mouth, drive the powder that ball mill inside is ground by hot-blast and flow, hot-blast evaporates out with the moisture in the product when driving the product flow, after hot-blast carrying ground product to discharge from ball mill discharge gate, drive the product through pipeline hot-blast and get into storage silo, through filtering, the powder product remains, hot-blast carries little moisture and directly discharges, the hot-blast after this kind of processing method ejection of compact is directly discharged, not only cause the total loss of heat to cause the waste, can pollute workshop environment simultaneously, need the improvement urgently.

Disclosure of Invention

The utility model aims to provide an energy-saving circulating system of a ball mill, which aims to solve the problems in the background technology.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides an energy-conserving circulation system of ball mill, includes the circulation pipeline, the bottom fixed mounting of circulation pipeline has the ring flange, the shape of circulation pipeline is the L type, the fixed intercommunication in top of circulation pipeline has branch workbin, the positive middle part of branch workbin is fixed to be linked together there is powder ejection of compact subassembly, the positive left and right sides of branch workbin is all fixed to be linked together there is the branch pipe, the positive of branch pipe has all been fixed the cover recovery tube, two the bottom of recovery tube is all fixed to be linked together there is the bellows, two the bellows is linked together with ball mill discharge gate and air heater induction port respectively, the middle part movable mounting of circulation pipeline inner chamber has the impeller that is located branch workbin below.

As a further preferable mode of the technical scheme, the middle part of the outer side face of the recovery pipe is fixedly sleeved with a heat-insulating pipe, the heat-insulating pipe is made of asbestos, and a filter screen is movably installed between the branch pipe and the recovery pipe.

Through being connected the discharge gate of circulation pipeline and ball mill, the inside hot-blast mixed powder of ball mill can rise through circulation pipeline this moment to the inside of entering the feed box divides, and the inside of powder ejection of compact subassembly can be got into to most hot-blast this moment, the inside of two branch pipes about part hot-blast can get into the inside of retrieving the pipe, accessible branch pipe filters when getting into the inside of retrieving the pipe, the inside of bellows can be got into through retrieving the pipe to the hot-blast of no powder, and accessible insulating tube keeps its temperature, and two bellows then are connected with the discharge gate of ball mill and the induction port of air heater respectively, utilize the flow of the hot-blast continuous helping hand powder of circulation, utilize the hot-blast production of hot-blast acceleration air heater of circulation simultaneously, reduce its heating power, accomplish hot-blast circulation, effectively reduce the energy consumption, reduce the pollution to surrounding environment simultaneously.

As a further preferable mode of the technical scheme, a drain valve is fixedly arranged in the middle of the top end of the material distribution box, and a plunger is movably arranged at the top end of the drain valve.

After the hot air circulates for many times, excessive water vapor in the hot air can be discharged by opening the plunger and the drain valve.

As a further preferred feature of this technical scheme, the powder discharge assembly includes a discharge pipe, the discharge pipe is fixedly connected with the middle of the front face of the distribution box, and the front face of the discharge pipe is fixedly connected with the distribution box.

As a further preferable mode of the technical scheme, an exhaust outlet is fixedly communicated with the upper part of the discharge box, which is close to the front face, and a discharge outlet is fixedly communicated with the lower part of the discharge box, which is close to the front face.

As a further preferable mode of the technical scheme, the middle of the impeller is fixedly sleeved with an extension shaft, the front of the extension shaft penetrates through the front of the circulating pipeline and is fixedly provided with a first transmission shaft, the middle of the discharge pipe is movably provided with a main shaft, and the front of the main shaft penetrates through the front of the discharge pipe and is fixedly provided with a second transmission shaft.

As a further preferable mode of the technical scheme, the outer side face of the first transmission shaft is movably sleeved with a belt, the other end of the belt is movably sleeved with the outer side face of the second transmission shaft, the first transmission shaft is connected with the main shaft through the belt in a transmission mode, and the outer side face of the main shaft is fixedly sleeved with a spiral blade located in the discharge box.

The hot air rises and drives the impeller to rotate so as to drive the extension shaft to rotate, the first transmission shaft rotates along with the rotation of the impeller, the second transmission shaft is driven by the belt to rotate, the main shaft and the spiral blades rotate along with the rotation of the impeller, at the moment, the hot air containing powder entering the discharge box reaches the discharge port through uniform conveying of the spiral blades, a uniform discharging process is realized through the discharge port, a small amount of hot air without powder is discharged through the discharge port, an active uniform discharging process is realized, and uniform discharging of powder can be rapidly completed without the assistance of other energy sources.

The utility model provides an energy-saving circulating system of a ball mill, which has the following beneficial effects:

(1) According to the utility model, the circulating pipeline is connected with the discharge port of the ball mill, hot air mixed powder in the ball mill rises upwards through the circulating pipeline and enters the inside of the material separating box, most of hot air enters the powder discharging assembly, part of hot air enters the left and right branch pipes and enters the recycling pipe through the conveying of the branch pipes, filtering can be carried out through the branch pipes when the hot air enters the recycling pipe, the powder-free hot air can enter the corrugated pipe through the recycling pipe, the temperature of the powder-free hot air can be stored through the heat insulating pipe, the two corrugated pipes are respectively connected with the discharge port of the ball mill and the air suction port of the air heater, the circulating hot air is utilized to continuously assist the flow of the powder, meanwhile, the circulating hot air is utilized to accelerate the generation of the hot air in the air heater, the heating power of the hot air is reduced, the hot air circulation is completed, the energy consumption is effectively reduced, and the pollution to the surrounding environment is reduced.

(2) According to the utility model, the impeller is driven to rotate while the hot air rises, so that the extension shaft is driven to rotate, the first transmission shaft rotates along with the rotation of the impeller, the second transmission shaft is driven to rotate through the belt, the main shaft and the spiral blades rotate along with the rotation of the first transmission shaft, at the moment, the hot air containing powder entering the discharge box reaches the discharge port through uniform conveying of the spiral blades, a uniform discharging process is realized through the discharge port, a small amount of hot air without powder is discharged through the air outlet, a initiative uniform discharging process is realized, and uniform discharging of powder can be rapidly completed without the assistance of other energy sources.

Drawings

FIG. 1 is a schematic diagram of the overall structure of the present utility model;

FIG. 2 is a schematic cross-sectional view of the internal structure of the circulation duct of the present utility model;

FIG. 3 is a schematic cross-sectional view of the internal structure of the powder discharge assembly of the present utility model;

fig. 4 is a schematic cross-sectional view of the internal structure of the branch pipe of the present utility model.

In the figure: 1. a circulation pipe; 2. a material dividing box; 3. a drain valve; 4. a plunger; 5. a powder discharge assembly; 501. a discharge pipe; 502. a discharge box; 503. an extension shaft; 504. a first drive shaft; 505. a second drive shaft; 506. a belt; 507. a main shaft; 508. a helical blade; 509. a discharge port; 5010. an air outlet; 6. an impeller; 7. a flange plate; 8. a branch pipe; 9. a recovery pipe; 10. a filter screen; 11. a heat preservation pipe; 12. a bellows.

Detailed Description

The technical solutions in the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model.

The utility model provides the technical scheme that: as shown in fig. 1, fig. 2 and fig. 4, in this embodiment, an energy-saving circulation system of a ball mill includes a circulation pipe 1, a flange 7 is fixedly installed at the bottom end of the circulation pipe 1, the circulation pipe 1 is L-shaped, a material separating box 2 is fixedly communicated with the top end of the circulation pipe 1, a powder discharging component 5 is fixedly communicated with the middle part of the front surface of the material separating box 2, branch pipes 8 are fixedly communicated with the left side and the right side of the front surface of the material separating box 2, recovery pipes 9 are fixedly sleeved on the front surfaces of the branch pipes 8, corrugated pipes 12 are fixedly communicated with the bottom ends of the two recovery pipes 9, the two corrugated pipes 12 are respectively communicated with a ball mill discharge port and a hot air suction port, an impeller 6 positioned below the material separating box 2 is movably installed at the middle part of an inner cavity of the circulation pipe 1, a heat preservation pipe 11 is fixedly sleeved on the middle part of the outer side surface of the recovery pipe 9, the heat preservation pipe 11 is made of asbestos, and a filter screen 10 is movably installed between the branch pipes 8 and the recovery pipes 9.

Through being connected circulating pipe 1 with the discharge gate of ball mill, the inside hot-blast mixed powder of ball mill can rise through circulating pipe 1 this moment, and get into the inside of dividing case 2, the inside that most hot-blast can get into powder ejection of compact subassembly 5 this moment, the inside of two branch pipes 8 about part hot-blast can get into, and get into the inside of recovery pipe 9 through the transport of branch pipe 8, accessible branch pipe 8 filters when getting into the inside of recovery pipe 9, the inside of bellows 12 can be got into through recovery pipe 9 to the hot-blast of no powder, and accessible insulating tube 11 preserve its temperature, and two bellows 12 then are connected with the discharge gate of ball mill and the induction port of air heater respectively, utilize the hot-blast of circulation to continue helping hand powder's flow, utilize the hot-blast production of hot-blast acceleration air heater of circulation simultaneously, reduce its heating power, accomplish hot-blast circulation, effectively reduce the energy consumption, reduce the pollution to surrounding environment simultaneously.

As shown in fig. 1 and 2, a drain valve 3 is fixedly arranged in the middle of the top end of the material distribution box 2, and a plunger 4 is movably arranged at the top end of the drain valve 3.

After the hot air circulates for many times, excessive water vapor in the hot air can be discharged by opening the plunger 4 and the drain valve 3.

As shown in fig. 2 and 3, the powder discharging component 5 includes a discharging pipe 501, the discharging pipe 501 is fixedly connected with the middle part of the front face of the material dividing box 2, the front face of the discharging pipe 501 is fixedly connected with a discharging box 502, the upper part of the discharging box 502 close to the front face is fixedly connected with an air outlet 5010, the lower part of the discharging box 502 close to the front face is fixedly connected with a discharging hole 509, the middle part of the impeller 6 is fixedly sleeved with an extension shaft 503, the front face of the extension shaft 503 penetrates through the front face of the circulating pipeline 1 and is fixedly provided with a first transmission shaft 504, the middle part of the discharging pipe 501 is movably provided with a main shaft 507, the front face of the main shaft 507 penetrates through the front face of the discharging pipe 501 and is fixedly provided with a second transmission shaft 505, the outer side face of the first transmission shaft 504 is movably sleeved with a belt 506, the other end of the belt 506 is movably sleeved with the outer side face of the second transmission shaft 505, the first transmission shaft 504 is in transmission connection with the main shaft 507, and the outer side face of the main shaft 507 is fixedly sleeved with a spiral blade 508 positioned inside the discharging box 502.

The hot air rises and drives the impeller 6 to rotate, so as to drive the extension shaft 503 to rotate, the first transmission shaft 504 rotates along with the rotation, and the second transmission shaft 505 is driven to rotate through the belt 506, so that the main shaft 507 and the spiral blade 508 rotate along with the rotation, at the moment, the hot air containing powder entering the discharge box 502 reaches the discharge port 509 through uniform delivery of the spiral blade 508, a uniform discharging process is realized through the discharge port 509, a small amount of hot air without powder is discharged through the discharge port 5010, a positive uniform discharging process is realized, and uniform discharging of powder can be rapidly completed without the assistance of other energy sources.

The utility model provides an energy-saving circulating system of a ball mill, which has the following specific working principle:

in actual use, firstly, the circulating pipeline 1 is connected with the discharge hole of the ball mill, at the moment, the hot air mixed powder in the ball mill can rise upwards through the circulating pipeline 1 and enter the inside of the distributing box 2, at the moment, most of hot air can enter the inside of the powder discharge assembly 5, part of hot air can enter the inside of the left branch pipe 8 and the right branch pipe 8 and enter the inside of the recovery pipe 9 through the transportation of the branch pipes 8, when entering the inside of the recovery pipe 9, filtering can be carried out through the branch pipes 8, the hot air without powder can enter the inside of the corrugated pipes 12 through the recovery pipe 9, the temperature of the hot air can be stored through the heat preservation pipe 11, the two corrugated pipes 12 are respectively connected with the discharge hole of the ball mill and the air suction port of the hot air blower, and the circulating hot air is utilized to continuously assist the flow of the powder, meanwhile, circulating hot air is utilized to accelerate the generation of hot air in the hot air machine, the heating power is reduced, the hot air circulation is completed, meanwhile, after the hot air circulates for many times, excessive water vapor in the hot air can be discharged by opening the plunger 4 and the drain valve 3, the hot air can drive the impeller 6 to rotate while ascending, the extension shaft 503 is further driven to rotate, the first transmission shaft 504 rotates along with the rotation, the second transmission shaft 505 is driven to rotate through the belt 506, the main shaft 507 and the spiral blade 508 rotate along with the rotation, at the moment, the hot air containing powder entering the inside of the discharge box 502 reaches the discharge port 509 through uniform conveying of the spiral blade 508, a uniform discharging process is realized through the discharge port 509, and a small amount of hot air containing no powder is discharged through the discharge port 5010, and an active uniform discharging process is realized.

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

Claims

1. Energy-conserving circulation system of ball mill, including circulation pipeline (1), its characterized in that: the utility model discloses a powder discharge device, including circulating pipe (1), impeller, circulating pipe (1), ring flange (7) are installed to the bottom fixed mounting of circulating pipe (1), the shape of circulating pipe (1) is L type, the fixed intercommunication in top of circulating pipe (1) has branch workbin (2), the positive middle part fixed intercommunication of branch workbin (2) has powder discharge subassembly (5), the positive left and right sides of branch workbin (2) all is fixed to be linked together there is branch pipe (8), the positive fixed recovery pipe (9) that has cup jointed of branch pipe (8), two the bottom of recovery pipe (9) is all fixed to be linked together there is bellows (12), two bellows (12) are linked together with ball mill discharge gate and air-heater induction port respectively, the middle part movable mounting of circulating pipe (1) inner chamber is located impeller (6) of branch workbin (2) below.

2. An energy-saving circulation system of a ball mill according to claim 1, wherein: the middle part of the outer side surface of the recovery pipe (9) is fixedly sleeved with a heat preservation pipe (11), the heat preservation pipe (11) is made of asbestos, and a filter screen (10) is movably installed between the branch pipe (8) and the recovery pipe (9).

3. An energy-saving circulation system of a ball mill according to claim 1, wherein: the middle part at the top end of the material distribution box (2) is fixedly provided with a drain valve (3), and the top end of the drain valve (3) is movably provided with a plunger (4).

4. An energy-saving circulation system of a ball mill according to claim 1, wherein: the powder discharging assembly (5) comprises a discharging pipe (501), the discharging pipe (501) is fixedly communicated with the middle of the front face of the material dividing box (2), and the front face of the discharging pipe (501) is fixedly communicated with a material discharging box (502).

5. An energy-saving circulation system of a ball mill according to claim 4, wherein: an exhaust outlet (5010) is fixedly communicated with the upper part of the discharge box (502) close to the front face, and a discharge outlet (509) is fixedly communicated with the lower part of the discharge box (502) close to the front face.

6. An energy-saving circulation system of a ball mill according to claim 4, wherein: the middle part of impeller (6) is fixed to be cup jointed extension axle (503), the front of extension axle (503) runs through the front of circulation pipeline (1) and fixed mounting has first transmission shaft (504), the middle part movable mounting of row material pipe (501) has main shaft (507), the front of main shaft (507) runs through the front of row material pipe (501) and fixed mounting has second transmission shaft (505).

7. An energy-saving circulation system of a ball mill according to claim 6, wherein: the outer side face of the first transmission shaft (504) is movably sleeved with a belt (506), the other end of the belt (506) is movably sleeved with the outer side face of the second transmission shaft (505), the first transmission shaft (504) is in transmission connection with a main shaft (507) through the belt (506), and the outer side face of the main shaft (507) is fixedly sleeved with a spiral blade (508) located in the discharge box (502).