CN216965365U - Coal grinding steel ball screening device - Google Patents
Coal grinding steel ball screening device Download PDFInfo
- Publication number
- CN216965365U CN216965365U CN202121663592.7U CN202121663592U CN216965365U CN 216965365 U CN216965365 U CN 216965365U CN 202121663592 U CN202121663592 U CN 202121663592U CN 216965365 U CN216965365 U CN 216965365U
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- box
- conveying
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- motor
- coal
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- 238000012216 screening Methods 0.000 title claims abstract description 53
- 239000003245 coal Substances 0.000 title claims abstract description 37
- 229910000831 Steel Inorganic materials 0.000 title claims abstract description 35
- 239000010959 steel Substances 0.000 title claims abstract description 35
- 238000000227 grinding Methods 0.000 title claims abstract description 18
- 238000003756 stirring Methods 0.000 claims abstract description 27
- 230000007246 mechanism Effects 0.000 claims abstract description 25
- 238000004140 cleaning Methods 0.000 claims abstract description 15
- 238000007599 discharging Methods 0.000 claims abstract description 7
- 238000003801 milling Methods 0.000 claims 3
- 230000000712 assembly Effects 0.000 claims 1
- 238000000429 assembly Methods 0.000 claims 1
- 230000000149 penetrating effect Effects 0.000 claims 1
- 238000007873 sieving Methods 0.000 claims 1
- 239000000843 powder Substances 0.000 abstract description 4
- 238000004519 manufacturing process Methods 0.000 abstract description 2
- 230000007723 transport mechanism Effects 0.000 description 7
- 230000005540 biological transmission Effects 0.000 description 4
- 230000032258 transport Effects 0.000 description 3
- 238000002485 combustion reaction Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000002817 coal dust Substances 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
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Abstract
The utility model discloses a coal-grinding steel ball screening device which comprises a residual ball storage box, a cleaning conveying mechanism, a stirring rod, a feeding hole, a first motor placing box, a first driving motor, a stirring blade, a screening box, a discharging hole, a screening mechanism and a residual ball conveying box. The utility model belongs to the technical field of coal crushing, and particularly relates to a coal grinding steel ball screening device which can effectively screen residual balls, does not need to stop a boiler when in use, improves the production efficiency, and reduces the adhesion of coal powder on the residual balls.
Description
Technical Field
The utility model belongs to the technical field of coal crushing, and particularly relates to a coal grinding steel ball screening device.
Background
The coal is mined out in a large volume, which affects the combustion efficiency of the coal, and the pulverized coal is inconvenient to transport and store after being crushed into powder, so that a boiler burning the coal is usually provided with a corresponding steel ball coal mill alone, coal blocks with large volume are crushed into pulverized coal with small volume and high combustion efficiency, the pulverized coal is conveyed into the boiler by adopting an air conveying mode, after steel balls for crushing the coal blocks in the steel ball coal mill are lost for a long time, the diameter of the steel balls is reduced, the efficiency of crushing the coal blocks by the coal mill is reduced, the heating efficiency of the boiler is affected, when the corresponding steel balls in the coal mill are replaced, the coal mill needs to be suspended for processing, the corresponding boiler also stops working, the working efficiency of the boiler is reduced, when the steel balls are replaced, the steel balls are thrown out by the aid of the centrifugal force generated by the rotation of the coal mill, the steel balls can carry out a part of the pulverized coal adhered to the steel balls, the coal dust is wasted, and meanwhile, the site environment is influenced, and the health of workers is damaged.
SUMMERY OF THE UTILITY MODEL
In order to solve the problems, the utility model provides the coal grinding steel ball screening device which can effectively screen the residual balls, does not need to stop the boiler during use, improves the production efficiency and reduces the adhesion of coal powder on the residual balls.
In order to realize the functions, the technical scheme adopted by the utility model is as follows: a coal grinding steel ball screening device comprises a residual ball containing box, a cleaning conveying mechanism, a stirring rod, a feeding port, a first motor containing box, a first driving motor, a stirring blade, a screening box, a discharging port, a screening mechanism and a residual ball conveying box, wherein the residual ball conveying box, the cleaning box and the residual ball containing box are sequentially and fixedly connected, the screening box is fixedly arranged at the top of the residual ball conveying box, the feeding port and the discharging port are respectively and fixedly arranged at the top and the bottom of the screening box, the first motor containing box is fixedly arranged at the top of the screening box, the first driving motor is fixedly arranged in the first motor containing box, the output end of the first driving motor can rotatably penetrate through the first motor containing box and the screening box and is fixedly connected with the stirring rod, the stirring blade is fixedly connected with the stirring rod, the screening mechanism is fixedly arranged in the residual ball conveying box and can slidably penetrate through the top of the residual ball conveying box and the bottom of the screening box, clean transport mechanism is fixed to be located in the clean case, the coal-grinding steel ball gets into the screening case from the feed inlet, driving motor one drives the stirring leaf rotation through the puddler to drive the motion of coal-grinding steel ball, the screening mechanism filters the coal-grinding steel ball of little cun and advances incomplete ball transmission case, the large size steel ball passes through the discharge gate and discharges, the screening mechanism conveys the coal-grinding steel of little cun to clean transport mechanism, clean transport mechanism conveys to incomplete ball containing box after cleaning incomplete ball.
Further, screening mechanism includes driving lever, conveying board, fixed plate and conveying drive assembly, conveying drive assembly fixes and locates on the inside wall of incomplete ball conveying case, conveying drive assembly and fixed plate are articulated, the driving lever is fixed continuous with the fixed plate, conveying board and the fixed continuous of the inside wall of incomplete ball conveying case, be equipped with the flexible groove that runs through on the conveying board, the driving lever can slide and run through flexible groove setting, and transport mechanism drives the fixed plate and is convex motion to drive the driving lever and stretch into the screening incasement, the incomplete ball joint of small-size is by the fixed plate top of conveying between the driving lever, and driving lever reciprocating motion transports incomplete ball to clean transport mechanism direction.
Further, conveying drive assembly includes spacing, T type drive rack, swivel mount, driving motor two and motor and places case two, the motor is placed case two and is linked to each other with the inside wall of incomplete ball conveying case is fixed, driving motor two is fixed to be located the motor and places in the case two, two outputs of driving motor are rotatable to run through the motor and place case two and the swivel mount is fixed continuous, the swivel mount is articulated with T type drive rack, spacing both ends are articulated with the inside wall and the T type drive rack of incomplete ball conveying case respectively, T type drive rack is articulated with the fixed plate, and driving motor two drives the swivel mount rotatory, and the transmission effect through spacing and T type drive rack makes the fixed plate be circular arc motion.
Furthermore, the first driving motor and the second driving motor are servo motors.
Furthermore, a plurality of groups of stirring blades are arranged along the stirring rod at equal angles.
Further, the conveying driving assembly is provided with two groups along the fixing plate.
The utility model adopts the structure to obtain the following beneficial effects: according to the coal grinding steel ball screening device provided by the utility model, small-size coal grinding steel balls are screened into the residual ball transmission box through the screening mechanism, large-size steel balls are discharged through the discharge port, the small-size coal grinding steel balls are conveyed to the cleaning conveying mechanism by the screening mechanism, the residual balls are cleaned by the cleaning conveying mechanism and then conveyed to the residual ball storage box, when the device is used, a boiler does not need to be stopped, the dynamic screening of the coal grinding steel balls can be realized only by connecting the discharge port and the feed port into the boiler, and the residual balls are cleaned to reduce the adhesion of coal powder, so that the influence on the environment is reduced.
Drawings
FIG. 1 is a schematic structural diagram of a coal grinding steel ball screening device of the present invention;
fig. 2 is a partially enlarged view of a portion a in fig. 1.
Wherein, 1, incomplete ball containing box, 2, clean case, 3, clean transport mechanism, 4, the puddler, 5, the feed inlet, 6, case one is placed to the motor, 7, driving motor one, 8, the stirring leaf, 9, the screening case, 10, the discharge gate, 11, the screening mechanism, 12, incomplete ball transport case, 13, the driving lever, 14, the conveying board, 15, the fixed plate, 16, conveying drive assembly, 17, the spacing, 18, T type drive frame, 19, the swivel mount, 20, driving motor two, 21, case two is placed to the motor, 22, flexible groove.
Detailed Description
The technical solutions of the present invention will be described clearly and completely with reference to the accompanying drawings, and it should be understood that the described embodiments are some, but not all embodiments of the present invention. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc., indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance. The present invention will be described in further detail with reference to the accompanying drawings.
As shown in figures 1-2, the utility model relates to a coal-grinding steel ball screening device, which comprises a residual ball containing box 1, a cleaning box 2, a cleaning and conveying mechanism 3, a stirring rod 4, a feeding port 5, a motor placing box 6, a driving motor I7, a stirring blade 8, a screening box 9, a discharging port 10, a screening mechanism 11 and a residual ball conveying box 12, wherein the residual ball conveying box 12, the cleaning box 2 and the residual ball containing box 1 are sequentially and fixedly connected, the screening box 9 is fixedly arranged at the top of the residual ball conveying box 12, the feeding port 5 and the discharging port 10 are respectively and fixedly arranged at the top and the bottom of the screening box 9, the motor placing box 6 is fixedly arranged at the top of the screening box 9, the driving motor I7 is fixedly arranged in the motor placing box 6, the output end of the driving motor I7 can rotatably penetrate through the motor placing box I6 and the screening box 9 to be fixedly connected with the stirring rod 4, the stirring blade 8 is fixedly connected with the stirring rod 4, screening mechanism 11 is fixed to be located in incomplete ball transfer case 12 and slidable runs through incomplete ball transfer case 12 top and screening case 9 bottom setting, and clean transport mechanism 3 is fixed to be located in clean case 2.
Conveying drive assembly 16 includes spacing 17, T type carriage 18, swivel mount 19, case two 21 is placed to two 20 driving motor and motor, case two 21 is placed to the motor and the inside wall of incomplete ball conveying case 12 is fixed links to each other, two 20 driving motor are fixed to be located in the motor places case two 21, two 20 output ends of driving motor are rotatable to run through the motor and place case two 21 and 19 fixed links to each other with the swivel mount, swivel mount 19 is articulated with T type carriage 18, spacing 17 both ends are articulated with T type carriage 18 with the inside wall of incomplete ball conveying case 12 respectively, T type carriage 18 is articulated with fixed plate 15.
The first driving motor 7 and the second driving motor 20 are servo motors.
The stirring blades 8 are arranged in a plurality of groups along the stirring rod 4 at equal angles.
The transfer driving units 16 are provided in two sets along the fixing plate 15.
When the device is used specifically, the pulverized coal steel balls enter the screening box 9 from the feeding hole 5, the first driving motor 7 drives the stirring blade 8 to rotate through the stirring rod 4, so that the pulverized coal steel balls are driven to move, the second driving motor 20 drives the rotating frame 19 to rotate, the fixing plate 15 is in circular arc motion through the transmission effect of the limiting frame 17 and the T-shaped driving frame 18, so that the driving lever 13 is driven to extend into the screening box 9, the small-sized residual balls are clamped at the top of the fixing plate 15, the driving lever 13 moves in a reciprocating mode to convey the residual balls to the cleaning conveying mechanism 3, the cleaning conveying mechanism 3 cleans the residual balls and then conveys the residual balls to the residual ball storage box 1, and the large-sized steel balls are discharged through the discharging hole 10.
The present invention and its embodiments have been described above, and the description is not intended to be limiting, and the drawings are only one embodiment of the present invention, and the actual structure is not limited thereto. In summary, those skilled in the art should appreciate that they can readily use the disclosed conception and specific embodiments as a basis for designing or modifying other structures for carrying out the same purposes of the present invention without departing from the spirit and scope of the utility model as defined by the appended claims.
Claims (4)
1. The utility model provides a coal-grinding steel ball sieving mechanism which characterized in that: comprises a residual ball storage box, a cleaning and conveying mechanism, a stirring rod, a feeding hole, a motor placing box I, a driving motor I, a stirring blade, a screening box, a discharging hole, a screening mechanism and a residual ball conveying box, the residual ball conveying box, the cleaning box and the residual ball containing box are fixedly connected in sequence, the screening box is fixedly arranged at the top of the residual ball conveying box, the feed inlet and the discharge outlet are respectively and fixedly arranged at the top and the bottom of the screening box, the first motor placing box is fixedly arranged at the top of the screening box, the first driving motor is fixedly arranged in the first motor placing box, the output end of the first driving motor can rotatably penetrate through the first motor placing box and the screening box to be fixedly connected with the stirring rod, the stirring blades are fixedly connected with the stirring rod, the screening mechanism is fixedly arranged in the residual ball conveying box and can slidably penetrate through the top of the residual ball conveying box and the bottom of the screening box, and the cleaning conveying mechanism is fixedly arranged in the cleaning box; the screening mechanism comprises a shifting rod, a conveying plate, a fixing plate and a conveying driving assembly, the conveying driving assembly is fixedly arranged on the inner side wall of the residual ball conveying box, the conveying driving assembly is hinged to the fixing plate, the shifting rod is fixedly connected with the fixing plate, the conveying plate is fixedly connected with the inner side wall of the residual ball conveying box, a penetrating telescopic groove is formed in the conveying plate, and the shifting rod can be arranged in a sliding mode and penetrates through the telescopic groove; conveying drive assembly includes spacing, T type carriage, swivel mount, driving motor two and motor and places case two, the motor is placed case two and is linked to each other with the inside wall of incomplete ball conveying case is fixed, driving motor two is fixed to be located the motor and places in the case two, two outputs of driving motor are rotatable to run through the motor and place case two and the swivel mount is fixed continuous, the swivel mount is articulated with T type carriage, spacing both ends are articulated with the inside wall and the T type carriage of incomplete ball conveying case respectively, T type carriage is articulated with the fixed plate.
2. The coal milling steel ball screening device according to claim 1, characterized in that: the first driving motor and the second driving motor are servo motors.
3. The coal milling steel ball screening device according to claim 2, characterized in that: the stirring blades are arranged in a plurality of groups along the stirring rod at equal angles.
4. The coal milling steel ball screening device according to claim 3, characterized in that: two groups of conveying driving assemblies are arranged along the fixing plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121663592.7U CN216965365U (en) | 2021-07-21 | 2021-07-21 | Coal grinding steel ball screening device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121663592.7U CN216965365U (en) | 2021-07-21 | 2021-07-21 | Coal grinding steel ball screening device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216965365U true CN216965365U (en) | 2022-07-15 |
Family
ID=82339210
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121663592.7U Active CN216965365U (en) | 2021-07-21 | 2021-07-21 | Coal grinding steel ball screening device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216965365U (en) |
-
2021
- 2021-07-21 CN CN202121663592.7U patent/CN216965365U/en active Active
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
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| PP01 | Preservation of patent right |
Effective date of registration: 20240110 Granted publication date: 20220715 |