CN220405846U - Mine ball mill - Google Patents

Abstract

The utility model relates to the technical field of ball mills, in particular to a mine ball mill, wherein a collecting cylinder is coaxially sleeved on a mill cylinder body, a gap is reserved between the inner wall of the collecting cylinder and the outer wall of the mill cylinder body, a water spraying module and an exhaust module are arranged at the upper part of the collecting cylinder, the water spraying module is used for spraying cooling water to the outer wall of the mill cylinder body, the exhaust module is used for exhausting water vapor generated in the collecting cylinder, and a plurality of drain pipes are arranged at the lower part of the collecting cylinder body. According to the utility model, the collecting cylinder is sleeved on the mill cylinder, and when the mill is in operation, the cooling water sprayed by the water spraying module towards the inner wall of the mill cylinder can absorb a large amount of heat generated by ball milling, the heat-absorbed water can be gathered at the bottom of the collecting cylinder and flows into the hot water storage device through the water drainage pipe, so that the heat recycling is completed.

Description

Mine ball mill

Technical Field

The utility model relates to the technical field of ball mills, in particular to a mine ball mill.

Background

The ball mill is a key device for crushing materials after the materials are crushed. It is widely used in cement, silicate products, novel building materials, refractory materials, chemical fertilizers, mineral processing of black and nonferrous metals, glass ceramics and other production industries, and carries out dry or wet grinding on various ores and other grindability materials. In the use process of the mine ball mill, the mill cylinder body continuously collides with and rubs with the grinding body and materials in the mill cylinder body in the continuous rotation process, a large amount of heat can be generated, the heat is conducted to the mill cylinder body, the temperature of the mill cylinder body is increased, the mill cylinder body conducts the heat to the air, the heat is lost in this way, and the ambient temperature of the ball mill is increased.

Disclosure of Invention

The utility model aims to solve the defect that a large amount of heat generated in the ball milling process is wasted in the prior art, and provides a mine ball mill.

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

the utility model provides a mine ball mill, includes the mill barrel, coaxial cover is equipped with the collection tube on the mill barrel, leave the space between collection tube inner wall and the mill barrel outer wall, collection tube upper portion is provided with water spray module, exhaust module, water spray module is used for spouting cooling water to mill barrel outer wall, exhaust module is used for discharging the steam that produces in the collection tube, collection tube lower part sets up a plurality of drain pipes.

Preferably, the collecting cylinder is vertically penetrated and provided with a notch along the radial direction, the notch is used for separating the collecting cylinder into two semicircular auxiliary cylinders, the two auxiliary cylinders are connected to a first driving mechanism, and the first driving mechanism is used for driving the two auxiliary cylinders to do linear reciprocating motion relative to the mill cylinder.

Preferably, the water spraying module comprises a connecting pipe and a spraying pipe, wherein the connecting pipe is arranged on the inner wall of the collecting cylinder in a penetrating mode, and the spraying pipe is arranged in the collecting cylinder and is communicated with the connecting pipe.

Preferably, the exhaust module comprises an exhaust barrel, a driving shaft, a wind wheel and a second driving mechanism, wherein the exhaust barrel is arranged on the inner wall of the collecting barrel in a penetrating mode, a mounting frame is arranged in the exhaust barrel in a telescopic mode along the axial direction of the exhaust barrel, the driving shaft is rotatably arranged on the mounting frame, the driving shaft is parallel to the axial direction of the exhaust barrel, the wind wheel is coaxially fixed on the driving shaft, and the second driving mechanism is used for driving the driving shaft to rotate.

Preferably, the second driving mechanism comprises a friction wheel and a transmission shaft, the transmission shaft is rotatably arranged on the mounting frame, the friction wheel is coaxially fixed on the transmission shaft, the friction wheel is in contact with the outer wall of the mill cylinder, and the transmission shaft is in transmission connection with the driving shaft through a transmission structure.

Preferably, the friction wheel is a wear-resistant rubber wheel.

The mine ball mill provided by the utility model has the beneficial effects that: through being equipped with the collecting vessel on mill barrel, at the during operation, the cooling water that its interior water spray module sprayed towards mill barrel inner wall can absorb a large amount of heats that ball-milling produced, has absorbed heat water and can gather in the collecting vessel bottom, flows into in hot water storage device through the drain pipe, just so has accomplished the recycle to heat.

Drawings

Fig. 1 is a schematic structural view of a mine ball mill according to the present utility model;

FIG. 2 is a schematic cross-sectional view of a mine ball mill according to the present utility model;

FIG. 3 is a schematic diagram of a collecting cylinder structure of a mine ball mill;

fig. 4 is a schematic diagram of an exhaust module structure of a mine ball mill according to the present utility model;

fig. 5 is a schematic diagram of the internal structure of an exhaust module of the mine ball mill.

In the figure: 1. a mill cylinder; 2. a collection cylinder; 3. a connecting pipe; 4. a shower pipe; 5. an exhaust module; 51. an exhaust pipe; 52. a drive shaft; 53. a wind wheel; 54. a friction wheel; 55. an upper limit plate; 56. a lower limit plate; 57. a guide rod; 58. a limiting block; 59. a first bevel gear; 510. a second bevel gear; 6. a drain pipe; 7. a fixing plate; 8. a screw; 9. a movable seat; 10. a cross bar.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments.

Example 1

Referring to fig. 1-3, a mine ball mill comprises a mill cylinder 1, a collecting cylinder 2 is coaxially sleeved on the mill cylinder, a gap is reserved between the inner wall of the collecting cylinder 2 and the outer wall of the mill cylinder, a water spraying module and an exhaust module 5 are arranged on the upper portion of the collecting cylinder 2, the water spraying module is used for spraying cooling water to the outer wall of the mill cylinder, the exhaust module 5 is used for exhausting water vapor generated in the collecting cylinder 2, and a plurality of drain pipes 6 are arranged on the lower portion of the collecting cylinder 2. Both ends of the collecting cylinder 2 are fixed with a baffle ring, and water flowing into the lower part can be blocked by arranging the baffle ring so as to flow to the drain pipe 6. The exhaust module 5 is arranged, and part of water vapor is generated after the cooling water absorbs heat and is gathered on the upper part of the collecting cylinder 2, so the exhaust module 5 is arranged to exhaust the water vapor, and the part of water vapor with higher temperature is prevented from leaking into the environment to cause high environmental temperature.

The collecting cylinder 2 is vertically penetrated with a notch along the radial direction, the notch is used for separating the collecting cylinder 2 into two semicircular auxiliary cylinders, the two auxiliary cylinders are connected to a first driving mechanism, and the first driving mechanism is used for driving the two auxiliary cylinders to do linear reciprocating motion relative to the mill cylinder. The first driving mechanism comprises moving seats 9, fixing plates 7, cross bars 10 and screws 8, wherein two sides of the lower part of each auxiliary cylinder are respectively fixedly provided with one moving seat 9, two moving seats 9 are connected through the fixing plates 7, four moving seats 9 are in rectangular distribution, two unconnected moving seats 9 are penetrated by one cross bar 10, the cross bars 10 are mutually parallel, the two fixing plates 7 are penetrated by threads of one screw 8, the two screws 8 are coaxially and fixedly connected, the threads of the two screws 8 are in opposite directions, any one screw 8 is connected with a driving motor, and after the driving motor drives one screw 8 to rotate, the other screw 8 also follows to rotate, so that the two fixing plates 7 are synchronously driven to do linear reciprocating motion in opposite directions, and further the two auxiliary cylinders are driven to move. By designing the collecting cylinder 2 as two parts which can be separated, the later maintenance of the ball mill cylinder can be facilitated.

The water spraying module comprises a connecting pipe 3 and a spraying pipe 4, wherein the connecting pipe 3 is arranged on the inner wall of the collecting cylinder 2 in a penetrating mode, and the spraying pipe 4 is arranged in the collecting cylinder 2 and is communicated with the connecting pipe 3. In use, the connection pipe 3 is connected to a water supply.

When the ball mill is used, the drain pipe 6 is connected with the hot water storage device, the exhaust module 5 is communicated to the outside through the pipeline, so that when the ball mill works, cooling water sprayed to the inner wall of the mill cylinder body through the water spraying module can absorb a large amount of heat generated by ball milling, the absorbed heat water can be gathered at the bottom of the collecting cylinder 2, flows into the hot water storage device through the drain pipe 6, and the stored hot water can be used for factory production and living, so that the heat recycling is completed.

Example 2

Referring to fig. 4 to 5, as another preferred embodiment of the present utility model, the difference from embodiment 1 is that the exhaust module 5 includes an exhaust funnel 51, a driving shaft 52, a wind wheel 53, and a second driving mechanism, the exhaust funnel 51 is penetratingly disposed on the inner wall of the collection funnel 2, a mounting frame is installed in the exhaust funnel 51 to be axially retractable along the exhaust funnel 51, the driving shaft 52 is rotatably installed on the mounting frame, the driving shaft 52 is axially disposed parallel to the exhaust funnel 51, the wind wheel 53 is coaxially fixed on the driving shaft 52, and the second driving mechanism is used for driving the driving shaft 52 to rotate. The mounting frame comprises an upper limiting plate 55 and a lower limiting plate 56, the upper limiting plate 55 and the lower limiting plate 56 are rotatably arranged at the upper shaft body and the lower shaft body of the driving shaft 52 respectively, the upper limiting plate 55 and the lower limiting plate 56 are fixedly connected through a plurality of guide rods 57, the guide rods 57 are parallel to the driving shaft 52, two ends of the guide rods 57 are fixedly connected to the upper limiting plate 55 and the lower limiting plate 56 respectively, a limiting block 58 is sleeved on the guide rods 57 between the upper limiting plate 55 and the lower limiting plate 56, the limiting block 58 is connected with the inner wall of the exhaust funnel 51 respectively, a spring is sleeved on the guide rods 57 between the limiting block 58 and the upper limiting plate 55, and two ends of the spring are fixedly connected to the upper limiting plate 55 and the limiting block 58 respectively.

The second driving mechanism comprises a friction wheel 54 and a transmission shaft, the transmission shaft is rotatably arranged on the mounting frame, the friction wheel 54 is coaxially fixed on the transmission shaft, the friction wheel 54 is in contact with the outer wall of the mill cylinder, and the transmission shaft is in transmission connection with the driving shaft 52 through the transmission structure. The transmission structure comprises a first bevel gear 59 and a second bevel gear 510, the transmission shaft is perpendicular to the driving shaft 52, the second bevel gear 510 is coaxially fixed at one end of the transmission shaft close to the driving shaft 52, the first bevel gear 59 meshed with the second bevel gear 510 is coaxially fixed on the driving shaft 52, and the transmission shaft is rotatably connected to the lower limiting plate 56. By providing a telescoping mounting bracket and a drive structure also provided on the mounting bracket, the friction wheel 54 can telescope to better accommodate the irregular surface of the mill bowl. The exhaust module 5 drives the friction wheel 54 to rotate by utilizing friction contact between the friction wheel 54 and the rotating mill cylinder, the friction wheel 54 synchronously drives the driving shaft 52 to rotate through the transmission structure, the driving shaft 52 drives the wind wheel 53 to rotate, and when the wind wheel 53 works, water vapor in the collecting cylinder 2 is pumped into the exhaust cylinder 51 and then is discharged. The friction wheel 54 is a wear-resistant rubber wheel.

The foregoing is only a preferred embodiment of the present utility model, but the scope of the present utility model is not limited thereto, and any person skilled in the art, who is within the scope of the present utility model, should make equivalent substitutions or modifications according to the technical scheme of the present utility model and the inventive concept thereof, and should be covered by the scope of the present utility model.

Claims (6)

1. The utility model provides a mine ball mill, includes mill barrel (1), its characterized in that, coaxial cover is equipped with cylinder (2) on mill barrel (1), leave the space between cylinder (2) inner wall and the mill barrel (1) outer wall, cylinder (2) upper portion is provided with water spray module, exhaust module (5), water spray module is used for spouting cooling water to mill barrel (1) outer wall, exhaust module (5) are used for discharging the steam that produces in cylinder (2), cylinder (2) lower part sets up a plurality of drain pipes (6).

2. The mine ball mill according to claim 1, wherein the collecting cylinder (2) is vertically perforated with a slit along the radial direction, the slit is used for separating the collecting cylinder (2) into two semi-cylindrical auxiliary cylinders, the two auxiliary cylinders are connected to a first driving mechanism, and the first driving mechanism is used for driving the two auxiliary cylinders to do linear reciprocating motion relative to the mill cylinder (1).

3. The mine ball mill according to claim 1, wherein the water spraying module comprises a connecting pipe (3) and a spraying pipe (4), the connecting pipe (3) is arranged on the inner wall of the collecting cylinder (2) in a penetrating manner, and the spraying pipe (4) is arranged in the collecting cylinder (2) and is communicated with the connecting pipe (3).

4. The mine ball mill according to claim 1, wherein the exhaust module (5) comprises an exhaust drum (51), a driving shaft (52), a wind wheel (53) and a second driving mechanism, the exhaust drum (51) is arranged on the inner wall of the collection drum (2) in a penetrating mode, a mounting frame is mounted in the exhaust drum (51) in a telescopic mode along the axial direction of the exhaust drum (51), the driving shaft (52) is rotatably mounted on the mounting frame, the driving shaft (52) is axially arranged parallel to the exhaust drum (51), the wind wheel (53) is coaxially fixed on the driving shaft (52), and the second driving mechanism is used for driving the driving shaft (52) to rotate.

5. The mine ball mill according to claim 4, wherein the second driving mechanism comprises a friction wheel (54) and a transmission shaft, the transmission shaft is rotatably arranged on the mounting frame, the friction wheel (54) is coaxially fixed on the transmission shaft, the friction wheel (54) is in contact with the outer wall of the mill cylinder (1), and the transmission shaft is in transmission connection with the driving shaft (52) through a transmission structure.

6. A mine ball mill according to claim 5, characterized in that the friction wheel (54) is a wear-resistant rubber wheel.