CN211246782U - Ball mill - Google Patents
Ball mill Download PDFInfo
- Publication number
- CN211246782U CN211246782U CN201922030390.8U CN201922030390U CN211246782U CN 211246782 U CN211246782 U CN 211246782U CN 201922030390 U CN201922030390 U CN 201922030390U CN 211246782 U CN211246782 U CN 211246782U
- Authority
- CN
- China
- Prior art keywords
- rotary drum
- ball mill
- power supply
- circulating fan
- heating device
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Images
Landscapes
- Crushing And Grinding (AREA)
Abstract
The utility model belongs to the field of grinding equipment, and particularly discloses a ball mill, which comprises a driving device, a rotary drum, an inner lining plate, a heating device and a circulating fan, wherein the rotary drum is transverse, the driving device is connected with the rotary drum and drives the rotary drum to rotate, and two ends of the rotary drum are respectively provided with a feed inlet and a discharge outlet; the lining plate is laid on the inner wall of the rotary drum, and the heating device is arranged on the inner wall of the rotary drum and heats the rotary drum; the circulating fan is arranged at the feed inlet and supplies air into the rotary drum. Adopt heating device and circulating fan cooperation to use, improve the temperature in the ball mill to being close to 50 degrees, and increase the wind circulation in the rotary drum, thereby accelerate the moisture evaporation of barite powder, thereby make its dry viscidity that reduces the barite powder, make the steel ball in barite granule and the ball mill rotary drum, the striking of cylinder ball section and welt more abundant, and then increase powder grinding efficiency, improve the ball-milling output of barite powder greatly, it has important meaning to the grinding of the higher powder raw materials of viscidity.
Description
Technical Field
The utility model belongs to the grinding device field, concretely relates to ball mill is particularly useful for the production of blanc fixe.
Background
The ball mill is a mechanical device which continuously crushes the crushed materials to obtain finer particle products, when the ball mill works, a steel ball and a cylindrical ball section are placed in a rotary drum, the materials to be crushed are fed through a feed inlet of the ball mill, the ball mill is started to rotate the rotary drum to drive the materials in the rotary drum to mix the steel ball and the cylindrical ball section to roll, and the materials collide with the steel ball, the cylindrical ball section and a lining of the ball mill during rolling, so that the purpose of crushing is achieved. When grinding some materials such as barite that have certain viscosity itself, material powder bonds on the welt of steel ball, cylinder ball section and rotary drum inner wall very easily, causes grinding effect poor, and grinding efficiency is low, seriously influences ball-milling output.
Therefore, there is a need to provide an improved solution to the above-mentioned deficiencies of the prior art.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a ball mill to it is poor to solve current ball mill grinding effect at least, and grinding efficiency is low, the problem of output low.
In order to achieve the above object, the present invention provides the following technical solutions:
a ball mill comprises a driving device, a rotary drum, an inner lining plate, a heating device and a circulating fan, wherein the rotary drum is transverse, the driving device is connected with the rotary drum and drives the rotary drum to rotate, and a feed port and a discharge port are respectively arranged at two ends of the rotary drum; the lining plate is laid on the inner wall of the rotary drum, and the heating device is arranged on the inner wall of the rotary drum and is used for heating the rotary drum; the circulating fan is arranged at the feed inlet and supplies air into the rotary drum.
In the ball mill as described above, preferably, the heating means is provided at an end of the drum near the feed port.
In the ball mill as described above, as a preferable configuration, the heating device includes a heating wire and a slip ring power supply system, the slip ring power supply system includes power supply slip rings, an electric brush, and a power supply, the heating wire is uniformly laid between the inner liner plate and the inner wall of the drum, the power supply slip rings are disposed in the circumferential direction of the outer surface of the drum, the number of the power supply slip rings is two, the two power supply slip rings are disposed at intervals in the axial direction of the drum, the two power supply slip rings are respectively connected to two ends of the heating wire, and the heating device is connected to the power supply through the power supply slip rings.
In the ball mill as described above, preferably, the heating wire is connected to the inner liner in an insulated manner.
In the ball mill as described above, preferably, an insulating layer having a predetermined thickness is provided between the inner liner plate and the inner wall of the drum, and the heating wire is provided in the insulating layer.
In the ball mill as described above, preferably, the slip ring power supply system further includes a voltage adjusting device for controlling a voltage level across the heating wire.
In the ball mill as described above, preferably, the rotation speed of the circulation fan is adjustable.
In the ball mill as described above, preferably, a dust removing device is provided at the discharge port of the bowl, and a transparent observation window is provided at the front end of the dust removing device for observing the dust concentration at the front end of the dust removing device.
Compared with the closest prior art, the utility model provides a technical scheme has following beneficial effect:
the utility model provides a ball mill uses through adopting heating device and circulating fan cooperation, temperature in the ball mill improves to being close 50 degrees, and wind circulation in the ball mill rotary drum accelerates, thereby accelerate the moisture evaporation of barite powder, thereby make its drying reduce the viscosity that glues of barite powder, thereby increase the mobility of barite powder in the rotary drum, make the steel ball in barite granule and the ball mill rotary drum, the striking of cylinder ball section and welt is more abundant, and then increase powder grinding efficiency, improve the ball-milling output of barite powder greatly, the grinding to gluing the higher powder raw materials of viscosity has important meaning, this ball mill simple structure, the cost is lower, be fit for using the popularization in a large number.
Drawings
The accompanying drawings, which form a part of the present application, are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the invention and not to limit the invention.
Wherein:
FIG. 1 is a schematic structural diagram of a ball mill according to an embodiment of the present invention;
fig. 2 is an enlarged view of the projection at a.
Reference numbers in the figures: 1. a rotating drum; 2. an inner liner plate; 3. a circulating fan; 4. a feed inlet; 5. a discharge port; 6. a power supply slip ring; 7. an electric heating wire; 8. an insulating layer; 9. a dust removing device.
Detailed Description
The present invention will be described in detail below with reference to the accompanying drawings in conjunction with embodiments. It should be noted that the embodiments and features of the embodiments in the present application may be combined with each other without conflict.
In the description of the present invention, the terms "longitudinal", "lateral", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description of the present invention and do not require that the present invention must be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention. The terms "connected" and "connected" used in the present invention should be understood in a broad sense, and may be, for example, either fixed or detachable; they may be directly connected or indirectly connected through intermediate members, and specific meanings of the above terms will be understood by those skilled in the art as appropriate.
According to the embodiment of the present invention, as shown in fig. 1 and fig. 2, the present invention provides a ball mill, which comprises a driving device, a rotary drum 1, an inner lining plate 2, a heating device and a circulating fan 3, wherein the rotary drum 1 is horizontal, the driving device is connected with the rotary drum 1 to drive the rotary drum 1 to rotate, and both ends of the rotary drum 1 are respectively provided with a feeding port 4 and a discharging port 5; the lining plate 2 is laid on the inner wall of the rotary drum 1, and the heating device is arranged on the inner wall of the rotary drum 1 and heats the rotary drum 1; the circulating fan 3 is arranged at the feed inlet 4 and supplies air into the rotary drum 1.
Take the grinding of barite powder as an example, when using, heating device heats rotary drum 1, make the barite powder temperature rise in the rotary drum 1, start circulating fan 3 simultaneously and supply air in to rotary drum 1, the humidity that makes the barite powder through circulating fan 3 and heating device's effect reduces, thereby reduce its viscosity and make it be difficult for gluing on the steel ball, on the welt of cylinder ball section and rotary drum 1 inner wall, thereby increase the mobility of barite powder in the rotary drum 1, make the steel ball in barite granule and the ball mill rotary drum 1, the striking of cylinder ball section and welt is more abundant, and then increase powder grinding efficiency, the ball-milling output of the barite powder is greatly improved. The advantage that heating device and circulating fan 3 set up separately is that its temperature is difficult to control and arouses the interior dust explosion of rotary drum 1 when avoiding circulating fan 3 directly to blow hot-blast.
Further, a heating device is provided at an end of the drum 1 near the feed port 4. Because circulating fan 3 is from feed inlet 4 to the interior air supply of rotary drum 1, set up heating device on the rotary drum 1 that is close to the one end of seeing feed inlet 4, can make circulating fan 3 send into the wind that blows in rotary drum 1 and rise the temperature on interior welt 2, not only make the wind temperature that blows to the barite powder rise, the evaporation of the moisture of being convenient for, can make circulating fan 3's wind in addition will cover the temperature reduction of interior welt 2 that has heating device rapidly, avoid interior welt 2 local temperature rising gathering and arouse the explosion.
Further, the heating device comprises a heating wire 7 and a slip ring type power supply system, the slip ring type power supply system comprises a power supply slip ring 6, an electric brush and a power supply (not shown), the heating wire 7 is uniformly laid between the inner lining plate 2 and the inner wall of the rotary drum 1, the power supply slip ring 6 is arranged in the circumferential direction of the outer surface of the rotary drum 1, the two power supply slip rings 6 are arranged along the axial direction of the rotary drum 1 at intervals, the two power supply slip rings 6 are respectively connected with two ends of the heating wire 7, and the heating device is connected with the power supply through the power supply slip rings 6. The heating wire 7 is uniformly laid to realize uniform heating of the inner lining plate 2, the heating wire 7 is in insulation connection with the inner lining plate 2, and the phenomenon that the inner lining plate 2 is electrified and detonates dust in the ball mill due to electric leakage of the heating wire 7 is avoided. When in use, two drill holes can be arranged on the wall of the rotary drum 1 of the ball mill, and two ends of the heating wire 7 respectively penetrate through the drill holes to be connected with the corresponding power supply slip rings 6 and seal the drill holes.
Specifically, an insulating layer 8 of a predetermined thickness is disposed between the inner lining plate 2 and the inner wall of the drum 1, and the heating wire 7 is disposed within the insulating layer 8.
Further, the slip-ring power supply system further includes a voltage adjusting device (not shown) for controlling the voltage magnitude at the two ends of the heating wire 7. The heating value of the heating wire 7 can be controlled by controlling the voltage, so that the temperature of the inner lining plate 2 is maintained below the safe temperature of 50 ℃.
Further, the rotational speed of the circulation fan 3 is adjustable. When the circulating air supply device is used, the rotating speed of the circulating fan 3 can be adjusted in time according to the adhesion degree of the barite powder and the temperature of the lining plate 2, so that the circulating air supply amount is controlled.
Further, discharge gate 5 department of rotary drum 1 is provided with dust collector 9, and the front end of dust collector 9 is provided with transparent observation window, can observe the dust concentration of dust collector 9 front end through transparent observation window, and when dust concentration was too high, can reduce circulating fan 3's rotational speed, make the air supply volume reduce to avoid a large amount of being blown off of barite powder and influence grinding efficiency.
The utility model discloses a ball mill is when using, and heating device heats the rotary drum, makes the barite powder temperature rise in the rotary drum, starts circulating fan simultaneously and supplies air in to the rotary drum, adjusts the voltage size at heating wire both ends through voltage adjusting device to with the temperature control of welt within 50 degrees. The humidity that makes the barite powder through circulating fan and heating device's effect reduces to reduce its viscosity and make it be difficult for gluing on the welt of steel ball, cylinder ball section and rotary drum inner wall, thereby increase the mobility of barite powder in the rotary drum, make the striking of barite granule and the steel ball in the ball mill rotary drum, cylinder ball section and welt more abundant, and then increase powder grinding efficiency, improve the ball-milling output of barite powder greatly. The advantage that heating device and circulating fan separately set up is its temperature of avoiding circulating fan direct blowing hot-blast time not good control and arouse dust explosion in the rotary drum.
To sum up, the utility model provides a ball mill uses through adopting heating device and circulating fan cooperation, temperature in the ball mill improves to being close 50 degrees, and accelerate the wind circulation in the ball mill rotary drum, thereby accelerate the moisture evaporation of barite powder, thereby make its drying reduce the viscosity that glues of barite powder, thereby increase the mobility of barite powder in the rotary drum, make the steel ball in barite granule and the ball mill rotary drum, the striking of cylinder ball section and welt is more abundant, and then increase powder grinding efficiency, improve the ball-milling output of barite powder greatly, have important meaning to gluing the grinding of the higher powder raw materials of viscosity, this ball mill simple structure, the cost is lower, be fit for promoting in a large number.
The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (8)
1. The ball mill is characterized in that the ball mill comprises a driving device, a rotary drum, an inner lining plate, a heating device and a circulating fan, wherein the rotary drum is transverse, the driving device is connected with the rotary drum and drives the rotary drum to rotate, and a feeding hole and a discharging hole are respectively formed in two ends of the rotary drum; the lining plate is laid on the inner wall of the rotary drum, and the heating device is arranged on the inner wall of the rotary drum and is used for heating the rotary drum; the circulating fan is arranged at the feed inlet and supplies air into the rotary drum.
2. The ball mill according to claim 1, characterized in that the heating device is arranged at the end of the drum adjacent to the feed opening.
3. The ball mill according to claim 1, wherein the heating device comprises a heating wire and a slip ring type power supply system, the slip ring type power supply system comprises a power supply slip ring, an electric brush and a power supply, the heating wire is uniformly laid between the inner lining and the inner wall of the rotary drum, the power supply slip ring is arranged on the circumference of the outer surface of the rotary drum, the number of the power supply slip ring is two, the two power supply slip rings are arranged at intervals along the axial direction of the rotary drum, the two power supply slip rings are respectively connected with two ends of the heating wire, and the heating device is connected with the power supply through the power supply slip rings.
4. The ball mill according to claim 3, wherein the heating wire is in insulated connection with the inner lining plate.
5. The ball mill according to claim 4, wherein an insulating layer of a predetermined thickness is provided between the inner lining plate and the inner wall of the drum, and the heating wire is provided in the insulating layer.
6. The ball mill according to claim 4 or 5, characterized in that the slip-ring power supply system further comprises a voltage regulating device for controlling the magnitude of the voltage across the heating wire.
7. The ball mill according to claim 1, characterized in that the rotational speed of the circulating fan is adjustable.
8. The ball mill according to claim 7, characterized in that a dust removing device is provided at the discharge port of the rotary drum, and the front end of the dust removing device is provided with a transparent observation window for observing the dust concentration at the front end of the dust removing device.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922030390.8U CN211246782U (en) | 2019-11-22 | 2019-11-22 | Ball mill |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922030390.8U CN211246782U (en) | 2019-11-22 | 2019-11-22 | Ball mill |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211246782U true CN211246782U (en) | 2020-08-14 |
Family
ID=71966863
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922030390.8U Active CN211246782U (en) | 2019-11-22 | 2019-11-22 | Ball mill |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211246782U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113084177A (en) * | 2021-03-26 | 2021-07-09 | 成都虹波实业股份有限公司 | High-efficiency powder mixing process method |
-
2019
- 2019-11-22 CN CN201922030390.8U patent/CN211246782U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113084177A (en) * | 2021-03-26 | 2021-07-09 | 成都虹波实业股份有限公司 | High-efficiency powder mixing process method |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN203969075U (en) | Solar energy drum-type high electric field drying machine | |
| CN210141774U (en) | Circulation drying device based on stirring air-dries mode | |
| CN212299766U (en) | Dry basic state biological fermentation fodder low temperature drying device | |
| CN207219458U (en) | Stalk is double to crush dry discharger | |
| CN207546669U (en) | It is pulverized and mixed coal briquette processing drying unit | |
| CN211246782U (en) | Ball mill | |
| CN208091128U (en) | A kind of composite fertilizer drying device | |
| CN107339867A (en) | Possesses the drying baker that caking materials are pulverized with drying function | |
| CN204718320U (en) | Chinese medicine energy-saving drying device | |
| CN207839126U (en) | A kind of air-cooled pulverizer | |
| CN209073503U (en) | One kind having moisture-proof function poultry feed fermentor | |
| CN208124776U (en) | A kind of ferric phosphate high-efficiency dehydration rotary furnace | |
| CN206201245U (en) | A kind of horizontal particles production feed arrangement | |
| CN206924706U (en) | A kind of mixing device for producing vitamin | |
| CN206073582U (en) | It is a kind of to dry uniform capsule drying device | |
| CN110986485B (en) | Coal crushing and drying device | |
| CN212320317U (en) | Castable drying device | |
| CN107837885A (en) | One kind grind fodder raw material crush drying device | |
| CN208494515U (en) | A kind of Chinese medicine medicinal material grinding device | |
| CN103712438B (en) | For a kind of homogeneous low temperature circular cone drawing mechanism in mechanization lime shaft kiln | |
| CN208012294U (en) | One kind automatically controlling medicinal material drying device | |
| CN206709555U (en) | A kind of stone carton paperboard produces feed arrangement | |
| CN206359409U (en) | Anti-stick sludge drier | |
| CN217403032U (en) | Drying device is used in magnesium hydrate fire retardant production | |
| CN213480951U (en) | Energy-saving cement rotary kiln preheater |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |